Boot log: asus-C523NA-A20057-coral

    1 00:32:16.341394  lava-dispatcher, installed at version: 2023.10
    2 00:32:16.341646  start: 0 validate
    3 00:32:16.341778  Start time: 2023-12-14 00:32:16.341768+00:00 (UTC)
    4 00:32:16.341895  Using caching service: 'http://localhost/cache/?uri=%s'
    5 00:32:16.342029  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Finitrd.cpio.gz exists
    6 00:32:16.602420  Using caching service: 'http://localhost/cache/?uri=%s'
    7 00:32:16.602588  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.201-cip41-473-gc43d7b7bbe83a%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 00:32:16.860841  Using caching service: 'http://localhost/cache/?uri=%s'
    9 00:32:16.861007  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 00:32:17.121808  Using caching service: 'http://localhost/cache/?uri=%s'
   11 00:32:17.121979  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.201-cip41-473-gc43d7b7bbe83a%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 00:32:17.380729  validate duration: 1.04
   14 00:32:17.381095  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 00:32:17.381242  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 00:32:17.381354  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 00:32:17.381484  Not decompressing ramdisk as can be used compressed.
   18 00:32:17.381620  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 00:32:17.381690  saving as /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/ramdisk/initrd.cpio.gz
   20 00:32:17.381752  total size: 5432480 (5 MB)
   21 00:32:17.382789  progress   0 % (0 MB)
   22 00:32:17.384534  progress   5 % (0 MB)
   23 00:32:17.386016  progress  10 % (0 MB)
   24 00:32:17.387565  progress  15 % (0 MB)
   25 00:32:17.389155  progress  20 % (1 MB)
   26 00:32:17.390659  progress  25 % (1 MB)
   27 00:32:17.392199  progress  30 % (1 MB)
   28 00:32:17.393794  progress  35 % (1 MB)
   29 00:32:17.395262  progress  40 % (2 MB)
   30 00:32:17.396672  progress  45 % (2 MB)
   31 00:32:17.398211  progress  50 % (2 MB)
   32 00:32:17.399769  progress  55 % (2 MB)
   33 00:32:17.401274  progress  60 % (3 MB)
   34 00:32:17.402798  progress  65 % (3 MB)
   35 00:32:17.404509  progress  70 % (3 MB)
   36 00:32:17.405960  progress  75 % (3 MB)
   37 00:32:17.407398  progress  80 % (4 MB)
   38 00:32:17.408837  progress  85 % (4 MB)
   39 00:32:17.410425  progress  90 % (4 MB)
   40 00:32:17.411938  progress  95 % (4 MB)
   41 00:32:17.413320  progress 100 % (5 MB)
   42 00:32:17.413618  5 MB downloaded in 0.03 s (162.66 MB/s)
   43 00:32:17.413845  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 00:32:17.414159  end: 1.1 download-retry (duration 00:00:00) [common]
   46 00:32:17.414258  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 00:32:17.414340  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 00:32:17.414470  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 00:32:17.414538  saving as /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/kernel/bzImage
   50 00:32:17.414597  total size: 17282976 (16 MB)
   51 00:32:17.414656  No compression specified
   52 00:32:17.415775  progress   0 % (0 MB)
   53 00:32:17.420547  progress   5 % (0 MB)
   54 00:32:17.425235  progress  10 % (1 MB)
   55 00:32:17.430054  progress  15 % (2 MB)
   56 00:32:17.434809  progress  20 % (3 MB)
   57 00:32:17.439439  progress  25 % (4 MB)
   58 00:32:17.444282  progress  30 % (4 MB)
   59 00:32:17.448851  progress  35 % (5 MB)
   60 00:32:17.453393  progress  40 % (6 MB)
   61 00:32:17.458093  progress  45 % (7 MB)
   62 00:32:17.462568  progress  50 % (8 MB)
   63 00:32:17.467314  progress  55 % (9 MB)
   64 00:32:17.471843  progress  60 % (9 MB)
   65 00:32:17.476364  progress  65 % (10 MB)
   66 00:32:17.481084  progress  70 % (11 MB)
   67 00:32:17.485553  progress  75 % (12 MB)
   68 00:32:17.490014  progress  80 % (13 MB)
   69 00:32:17.494571  progress  85 % (14 MB)
   70 00:32:17.498997  progress  90 % (14 MB)
   71 00:32:17.503638  progress  95 % (15 MB)
   72 00:32:17.508122  progress 100 % (16 MB)
   73 00:32:17.508291  16 MB downloaded in 0.09 s (175.92 MB/s)
   74 00:32:17.508439  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 00:32:17.508670  end: 1.2 download-retry (duration 00:00:00) [common]
   77 00:32:17.508763  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 00:32:17.508851  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 00:32:17.508989  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 00:32:17.509058  saving as /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/nfsrootfs/full.rootfs.tar
   81 00:32:17.509137  total size: 207157356 (197 MB)
   82 00:32:17.509266  Using unxz to decompress xz
   83 00:32:17.513582  progress   0 % (0 MB)
   84 00:32:18.063515  progress   5 % (9 MB)
   85 00:32:18.589994  progress  10 % (19 MB)
   86 00:32:19.193577  progress  15 % (29 MB)
   87 00:32:19.555296  progress  20 % (39 MB)
   88 00:32:19.918655  progress  25 % (49 MB)
   89 00:32:20.521489  progress  30 % (59 MB)
   90 00:32:21.075302  progress  35 % (69 MB)
   91 00:32:21.680123  progress  40 % (79 MB)
   92 00:32:22.239942  progress  45 % (88 MB)
   93 00:32:22.826258  progress  50 % (98 MB)
   94 00:32:23.460485  progress  55 % (108 MB)
   95 00:32:24.153369  progress  60 % (118 MB)
   96 00:32:24.290083  progress  65 % (128 MB)
   97 00:32:24.427578  progress  70 % (138 MB)
   98 00:32:24.522814  progress  75 % (148 MB)
   99 00:32:24.599818  progress  80 % (158 MB)
  100 00:32:24.669168  progress  85 % (167 MB)
  101 00:32:24.767584  progress  90 % (177 MB)
  102 00:32:25.042049  progress  95 % (187 MB)
  103 00:32:25.626208  progress 100 % (197 MB)
  104 00:32:25.632497  197 MB downloaded in 8.12 s (24.32 MB/s)
  105 00:32:25.632751  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 00:32:25.633009  end: 1.3 download-retry (duration 00:00:08) [common]
  108 00:32:25.633098  start: 1.4 download-retry (timeout 00:09:52) [common]
  109 00:32:25.633186  start: 1.4.1 http-download (timeout 00:09:52) [common]
  110 00:32:25.633344  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 00:32:25.633417  saving as /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/modules/modules.tar
  112 00:32:25.633504  total size: 3319248 (3 MB)
  113 00:32:25.633585  Using unxz to decompress xz
  114 00:32:25.638003  progress   0 % (0 MB)
  115 00:32:25.643762  progress   5 % (0 MB)
  116 00:32:25.651894  progress  10 % (0 MB)
  117 00:32:25.659821  progress  15 % (0 MB)
  118 00:32:25.670933  progress  20 % (0 MB)
  119 00:32:25.682275  progress  25 % (0 MB)
  120 00:32:25.691137  progress  30 % (0 MB)
  121 00:32:25.702796  progress  35 % (1 MB)
  122 00:32:25.713987  progress  40 % (1 MB)
  123 00:32:25.723609  progress  45 % (1 MB)
  124 00:32:25.733258  progress  50 % (1 MB)
  125 00:32:25.742918  progress  55 % (1 MB)
  126 00:32:25.754676  progress  60 % (1 MB)
  127 00:32:25.764214  progress  65 % (2 MB)
  128 00:32:25.773802  progress  70 % (2 MB)
  129 00:32:25.783350  progress  75 % (2 MB)
  130 00:32:25.795117  progress  80 % (2 MB)
  131 00:32:25.804809  progress  85 % (2 MB)
  132 00:32:25.814744  progress  90 % (2 MB)
  133 00:32:25.824791  progress  95 % (3 MB)
  134 00:32:25.835196  progress 100 % (3 MB)
  135 00:32:25.840441  3 MB downloaded in 0.21 s (15.30 MB/s)
  136 00:32:25.840686  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 00:32:25.840947  end: 1.4 download-retry (duration 00:00:00) [common]
  139 00:32:25.841040  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  140 00:32:25.841133  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  141 00:32:29.350204  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts
  142 00:32:29.350392  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 00:32:29.350490  start: 1.5.2 lava-overlay (timeout 00:09:48) [common]
  144 00:32:29.350665  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol
  145 00:32:29.350797  makedir: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin
  146 00:32:29.350898  makedir: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/tests
  147 00:32:29.350996  makedir: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/results
  148 00:32:29.351096  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-add-keys
  149 00:32:29.351238  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-add-sources
  150 00:32:29.351366  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-background-process-start
  151 00:32:29.351494  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-background-process-stop
  152 00:32:29.351639  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-common-functions
  153 00:32:29.351763  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-echo-ipv4
  154 00:32:29.351888  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-install-packages
  155 00:32:29.352022  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-installed-packages
  156 00:32:29.352146  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-os-build
  157 00:32:29.352269  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-probe-channel
  158 00:32:29.352391  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-probe-ip
  159 00:32:29.352524  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-target-ip
  160 00:32:29.352652  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-target-mac
  161 00:32:29.352778  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-target-storage
  162 00:32:29.352902  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-case
  163 00:32:29.353026  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-event
  164 00:32:29.353159  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-feedback
  165 00:32:29.353281  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-raise
  166 00:32:29.353403  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-reference
  167 00:32:29.353531  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-runner
  168 00:32:29.353658  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-set
  169 00:32:29.353796  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-test-shell
  170 00:32:29.353929  Updating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-add-keys (debian)
  171 00:32:29.354079  Updating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-add-sources (debian)
  172 00:32:29.354217  Updating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-install-packages (debian)
  173 00:32:29.354354  Updating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-installed-packages (debian)
  174 00:32:29.354490  Updating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/bin/lava-os-build (debian)
  175 00:32:29.354608  Creating /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/environment
  176 00:32:29.354707  LAVA metadata
  177 00:32:29.354777  - LAVA_JOB_ID=12264597
  178 00:32:29.354839  - LAVA_DISPATCHER_IP=192.168.201.1
  179 00:32:29.354937  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:48) [common]
  180 00:32:29.355001  skipped lava-vland-overlay
  181 00:32:29.355074  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 00:32:29.355151  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:48) [common]
  183 00:32:29.355211  skipped lava-multinode-overlay
  184 00:32:29.355282  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 00:32:29.355372  start: 1.5.2.3 test-definition (timeout 00:09:48) [common]
  186 00:32:29.355443  Loading test definitions
  187 00:32:29.355543  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:48) [common]
  188 00:32:29.355612  Using /lava-12264597 at stage 0
  189 00:32:29.355898  uuid=12264597_1.5.2.3.1 testdef=None
  190 00:32:29.355985  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 00:32:29.356068  start: 1.5.2.3.2 test-overlay (timeout 00:09:48) [common]
  192 00:32:29.356529  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 00:32:29.356744  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:48) [common]
  195 00:32:29.357301  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 00:32:29.357570  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:48) [common]
  198 00:32:29.358114  runner path: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/0/tests/0_timesync-off test_uuid 12264597_1.5.2.3.1
  199 00:32:29.358266  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 00:32:29.358487  start: 1.5.2.3.5 git-repo-action (timeout 00:09:48) [common]
  202 00:32:29.358559  Using /lava-12264597 at stage 0
  203 00:32:29.358655  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 00:32:29.358732  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/0/tests/1_kselftest-lkdtm'
  205 00:32:35.346239  Running '/usr/bin/git checkout kernelci.org
  206 00:32:35.494518  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 00:32:35.495255  uuid=12264597_1.5.2.3.5 testdef=None
  208 00:32:35.495409  end: 1.5.2.3.5 git-repo-action (duration 00:00:06) [common]
  210 00:32:35.495664  start: 1.5.2.3.6 test-overlay (timeout 00:09:42) [common]
  211 00:32:35.496425  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 00:32:35.496657  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:42) [common]
  214 00:32:35.497689  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 00:32:35.497922  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:42) [common]
  217 00:32:35.498898  runner path: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/0/tests/1_kselftest-lkdtm test_uuid 12264597_1.5.2.3.5
  218 00:32:35.498991  BOARD='asus-C523NA-A20057-coral'
  219 00:32:35.499059  BRANCH='cip-gitlab'
  220 00:32:35.499118  SKIPFILE='/dev/null'
  221 00:32:35.499176  SKIP_INSTALL='True'
  222 00:32:35.499232  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 00:32:35.499289  TST_CASENAME=''
  224 00:32:35.499343  TST_CMDFILES='lkdtm'
  225 00:32:35.499485  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 00:32:35.499685  Creating lava-test-runner.conf files
  228 00:32:35.499749  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12264597/lava-overlay-9v6zbhol/lava-12264597/0 for stage 0
  229 00:32:35.499844  - 0_timesync-off
  230 00:32:35.499915  - 1_kselftest-lkdtm
  231 00:32:35.500014  end: 1.5.2.3 test-definition (duration 00:00:06) [common]
  232 00:32:35.500102  start: 1.5.2.4 compress-overlay (timeout 00:09:42) [common]
  233 00:32:42.955287  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  234 00:32:42.955449  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:34) [common]
  235 00:32:42.955544  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 00:32:42.955646  end: 1.5.2 lava-overlay (duration 00:00:14) [common]
  237 00:32:42.955740  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:34) [common]
  238 00:32:43.094680  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 00:32:43.095090  start: 1.5.4 extract-modules (timeout 00:09:34) [common]
  240 00:32:43.095198  extracting modules file /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts
  241 00:32:43.178521  extracting modules file /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12264597/extract-overlay-ramdisk-9ux7nmgd/ramdisk
  242 00:32:43.268407  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 00:32:43.268581  start: 1.5.5 apply-overlay-tftp (timeout 00:09:34) [common]
  244 00:32:43.268672  [common] Applying overlay to NFS
  245 00:32:43.268742  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12264597/compress-overlay-6pssrp8i/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts
  246 00:32:44.189542  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 00:32:44.189706  start: 1.5.6 configure-preseed-file (timeout 00:09:33) [common]
  248 00:32:44.189798  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 00:32:44.189890  start: 1.5.7 compress-ramdisk (timeout 00:09:33) [common]
  250 00:32:44.189970  Building ramdisk /var/lib/lava/dispatcher/tmp/12264597/extract-overlay-ramdisk-9ux7nmgd/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12264597/extract-overlay-ramdisk-9ux7nmgd/ramdisk
  251 00:32:44.375712  >> 67825 blocks

  252 00:32:45.502758  rename /var/lib/lava/dispatcher/tmp/12264597/extract-overlay-ramdisk-9ux7nmgd/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz
  253 00:32:45.503218  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 00:32:45.503340  start: 1.5.8 prepare-kernel (timeout 00:09:32) [common]
  255 00:32:45.503443  start: 1.5.8.1 prepare-fit (timeout 00:09:32) [common]
  256 00:32:45.503535  No mkimage arch provided, not using FIT.
  257 00:32:45.503626  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 00:32:45.503709  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 00:32:45.503815  end: 1.5 prepare-tftp-overlay (duration 00:00:20) [common]
  260 00:32:45.503907  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:32) [common]
  261 00:32:45.503987  No LXC device requested
  262 00:32:45.504069  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 00:32:45.504155  start: 1.7 deploy-device-env (timeout 00:09:32) [common]
  264 00:32:45.504234  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 00:32:45.504312  Checking files for TFTP limit of 4294967296 bytes.
  266 00:32:45.504716  end: 1 tftp-deploy (duration 00:00:28) [common]
  267 00:32:45.504895  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 00:32:45.504985  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 00:32:45.505115  substitutions:
  270 00:32:45.505180  - {DTB}: None
  271 00:32:45.505243  - {INITRD}: 12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz
  272 00:32:45.505301  - {KERNEL}: 12264597/tftp-deploy-cmnec81u/kernel/bzImage
  273 00:32:45.505357  - {LAVA_MAC}: None
  274 00:32:45.505412  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts
  275 00:32:45.505468  - {NFS_SERVER_IP}: 192.168.201.1
  276 00:32:45.505569  - {PRESEED_CONFIG}: None
  277 00:32:45.505623  - {PRESEED_LOCAL}: None
  278 00:32:45.505676  - {RAMDISK}: 12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz
  279 00:32:45.505729  - {ROOT_PART}: None
  280 00:32:45.505782  - {ROOT}: None
  281 00:32:45.505835  - {SERVER_IP}: 192.168.201.1
  282 00:32:45.505887  - {TEE}: None
  283 00:32:45.505939  Parsed boot commands:
  284 00:32:45.505991  - enet dhcp
  285 00:32:45.506043  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  286 00:32:45.506221  Parsed boot commands: enet dhcp; tftpboot 192.168.201.1 12264597/tftp-deploy-cmnec81u/kernel/bzImage 12264597/tftp-deploy-cmnec81u/kernel/cmdline 12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz
  287 00:32:45.506308  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  288 00:32:45.506390  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  289 00:32:45.506483  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  290 00:32:45.506566  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  291 00:32:45.506639  Not connected, no need to disconnect.
  292 00:32:45.506712  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  293 00:32:45.506790  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  294 00:32:45.506857  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh asus-C523NA-A20057-coral-cbg-3'
  295 00:32:45.510986  Setting prompt string to ['lava-test: # ']
  296 00:32:45.511349  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  297 00:32:45.511473  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  298 00:32:45.511569  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  299 00:32:45.511659  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  300 00:32:45.511856  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C523NA-A20057-coral-cbg-3' '--port=1' '--command=reboot'
  301 00:32:50.653807  >> Command sent successfully.

  302 00:32:50.664263  Returned 0 in 5 seconds
  303 00:32:50.765569  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  305 00:32:50.767111  end: 2.2.2 reset-device (duration 00:00:05) [common]
  306 00:32:50.767674  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  307 00:32:50.768162  Setting prompt string to 'Starting depthcharge on coral...'
  308 00:32:50.768632  Changing prompt to 'Starting depthcharge on coral...'
  309 00:32:50.769022  depthcharge-start: Wait for prompt Starting depthcharge on coral... (timeout 00:05:00)
  310 00:32:50.770524  [Enter `^Ec?' for help]

  311 00:32:51.510987  

  312 00:32:51.511502  

  313 00:32:51.517350  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 bootblock starting...

  314 00:32:51.524191  LPC: Trying to open IO window from 800 size 1ff

  315 00:32:51.527686  LPC: Opened IO window LGIR0: base 800 size 100

  316 00:32:51.534335  LPC: Opened IO window LGIR1: base 900 size 100

  317 00:32:51.537421  VBOOT: Loading verstage.

  318 00:32:51.540887  FMAP: Found "FLASH" version 1.1 at 204000.

  319 00:32:51.544091  FMAP: base = 0 size = 1000000 #areas = 35

  320 00:32:51.551069  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  321 00:32:51.551506  CBFS @ 205000 size 17b000

  322 00:32:51.557247  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  323 00:32:51.560574  CBFS: Locating 'fallback/verstage'

  324 00:32:51.563964  CBFS: Found @ offset ba4c0 size fab4

  325 00:32:51.573093  

  326 00:32:51.573559  

  327 00:32:51.579488  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 verstage starting...

  328 00:32:51.585834  LPSS I2C bus 2 at 0xfe022000 (400 KHz)

  329 00:32:51.586314  TPM ready after 4 ms

  330 00:32:51.592959  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  331 00:32:51.636458  setup_tpm():514: TPM: SetupTPM() succeeded

  332 00:32:51.653046  src/lib/tpm2_tlcl.c:208 index 0x1007 return code 0

  333 00:32:51.653366  Phase 1

  334 00:32:51.660160  FMAP: Found "FLASH" version 1.1 at 204000.

  335 00:32:51.663243  FMAP: base = 0 size = 1000000 #areas = 35

  336 00:32:51.666204  FMAP: area GBB found @ 380000 (262144 bytes)

  337 00:32:51.673544  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  338 00:32:51.676508  Phase 2

  339 00:32:51.676909  Phase 3

  340 00:32:51.679975  FMAP: area GBB found @ 380000 (262144 bytes)

  341 00:32:51.686430  VB2:vb2_report_dev_firmware() This is developer signed firmware

  342 00:32:51.693038  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  343 00:32:51.696577  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  344 00:32:51.703239  VB2:vb2_verify_keyblock() Checking key block signature...

  345 00:32:51.742819  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  346 00:32:51.745772  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  347 00:32:51.752711  VB2:vb2_verify_fw_preamble() Verifying preamble.

  348 00:32:51.762864  Phase 4

  349 00:32:51.766276  FMAP: area FW_MAIN_B found @ 8c0000 (4652992 bytes)

  350 00:32:51.772551  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  351 00:32:51.920946  VB2:vb2_rsa_verify_digest() Digest check failed!

  352 00:32:51.923898  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  353 00:32:51.927372  Saving nvdata

  354 00:32:51.930720  Reboot requested (10020007)

  355 00:32:51.933817  hard_reset() called!

  356 00:32:51.934126  CSE is not yet ready, waiting

  357 00:32:52.943237  CSE timed out. Resetting

  358 00:32:57.288919  

  359 00:32:57.289540  

  360 00:32:57.295376  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 bootblock starting...

  361 00:32:57.302522  LPC: Trying to open IO window from 800 size 1ff

  362 00:32:57.305438  LPC: Opened IO window LGIR0: base 800 size 100

  363 00:32:57.312575  LPC: Opened IO window LGIR1: base 900 size 100

  364 00:32:57.313162  VBOOT: Loading verstage.

  365 00:32:57.319191  FMAP: Found "FLASH" version 1.1 at 204000.

  366 00:32:57.322229  FMAP: base = 0 size = 1000000 #areas = 35

  367 00:32:57.328684  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  368 00:32:57.329238  CBFS @ 205000 size 17b000

  369 00:32:57.335642  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  370 00:32:57.338669  CBFS: Locating 'fallback/verstage'

  371 00:32:57.342110  CBFS: Found @ offset ba4c0 size fab4

  372 00:32:57.350878  

  373 00:32:57.351352  

  374 00:32:57.357538  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 verstage starting...

  375 00:32:57.364120  LPSS I2C bus 2 at 0xfe022000 (400 KHz)

  376 00:32:57.364545  TPM ready after 4 ms

  377 00:32:57.370411  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  378 00:32:57.414474  setup_tpm():514: TPM: SetupTPM() succeeded

  379 00:32:57.430267  src/lib/tpm2_tlcl.c:208 index 0x1007 return code 0

  380 00:32:57.430850  Phase 1

  381 00:32:57.437161  FMAP: Found "FLASH" version 1.1 at 204000.

  382 00:32:57.440531  FMAP: base = 0 size = 1000000 #areas = 35

  383 00:32:57.443307  FMAP: area GBB found @ 380000 (262144 bytes)

  384 00:32:57.449876  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  385 00:32:57.457373  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  386 00:32:57.459995  Recovery requested (1009000e)

  387 00:32:57.463411  Saving nvdata

  388 00:32:57.477567  tlcl_extend: response is 0

  389 00:32:57.493625  tlcl_extend: response is 0

  390 00:32:57.500252  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  391 00:32:57.503285  CBFS @ 205000 size 17b000

  392 00:32:57.507332  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  393 00:32:57.509598  CBFS: Locating 'fallback/romstage'

  394 00:32:57.516545  CBFS: Found @ offset 80 size 11c5c

  395 00:32:57.523869  

  396 00:32:57.524356  

  397 00:32:57.530419  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 romstage starting...

  398 00:32:57.536922  pm1_sts: 0000 pm1_en: 0000 pm1_cnt: 00001c00

  399 00:32:57.540875  gpe0_sts[0]: 00000000 gpe0_en[0]: 00008000

  400 00:32:57.543998  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  401 00:32:57.550771  gpe0_sts[2]: 00000000 gpe0_en[2]: 00000000

  402 00:32:57.553838  gpe0_sts[3]: 00000000 gpe0_en[3]: 00000000

  403 00:32:57.557218  prsts: 00000000 tco_sts: 00000000

  404 00:32:57.563593  gen_pmcon1: 04004000 gen_pmcon2: 00003a00 gen_pmcon3: 00000000

  405 00:32:57.564075  prev_sleep_state 0

  406 00:32:57.567031  Boot Count incremented to 97818

  407 00:32:57.573770  FMAP: Found "FLASH" version 1.1 at 204000.

  408 00:32:57.577457  FMAP: base = 0 size = 1000000 #areas = 35

  409 00:32:57.583832  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  410 00:32:57.584396  CBFS @ 205000 size 17b000

  411 00:32:57.590481  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  412 00:32:57.593878  CBFS: Locating 'fspm.bin'

  413 00:32:57.596902  CBFS: Found @ offset 2efc0 size 59000

  414 00:32:57.637547  FMAP: area RECOVERY_MRC_CACHE found @ 400000 (65536 bytes)

  415 00:32:57.648278  Locality already claimed

  416 00:32:57.651702  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  417 00:32:57.670119  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  418 00:32:57.676286  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  419 00:32:57.679354  MRC cache found, size b2c0 bootmode:2

  420 00:32:57.682802  LPDDR4 SKU id = 0x1

  421 00:32:57.686366  LP4DDR speed is 2400MHz

  422 00:32:57.686956  LPDDR4 Ch0 density = 2

  423 00:32:57.689500  LPDDR4 Ch1 density = 2

  424 00:32:57.696100  FMAP: area RW_VAR_MRC_CACHE found @ 420000 (4096 bytes)

  425 00:32:57.892982  CBMEM:

  426 00:32:57.896208  IMD: root @ 7afff000 254 entries.

  427 00:32:57.899440  IMD: root @ 7affec00 62 entries.

  428 00:32:57.902642  External stage cache:

  429 00:32:57.905910  IMD: root @ 7b7ff000 254 entries.

  430 00:32:57.909351  IMD: root @ 7b7fec00 62 entries.

  431 00:32:57.912721  creating vboot_handoff structure

  432 00:32:57.916119  Chrome EC: clear events_b mask to 0x21004000

  433 00:32:57.949082  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  434 00:32:57.962762  tlcl_write: response is 0

  435 00:32:57.980599  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  436 00:32:57.983811  MRC: TPM MRC hash updated successfully.

  437 00:32:57.986756  CPU: frequency set to 2500 MHz

  438 00:32:57.990572  4 DIMMs found

  439 00:32:57.993691  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  440 00:32:58.000530  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  441 00:32:58.003679  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  442 00:32:58.010802  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  443 00:32:58.013613  CBFS @ 205000 size 17b000

  444 00:32:58.017119  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  445 00:32:58.020257  CBFS: Locating 'fallback/postcar'

  446 00:32:58.027296  CBFS: Found @ offset b3000 size 45b8

  447 00:32:58.030056  Decompressing stage fallback/postcar @ 0x7abc5fc0 (34440 bytes)

  448 00:32:58.042002  Loading module at 7abc6000 with entry 7abc6000. filesize: 0x4350 memsize: 0x8648

  449 00:32:58.045362  Processing 131 relocs. Offset value of 0x78bc6000

  450 00:32:58.050055  

  451 00:32:58.050638  

  452 00:32:58.056554  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 postcar starting...

  453 00:32:58.063043  FMAP: Found "FLASH" version 1.1 at 204000.

  454 00:32:58.066862  FMAP: base = 0 size = 1000000 #areas = 35

  455 00:32:58.072798  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  456 00:32:58.073374  CBFS @ 205000 size 17b000

  457 00:32:58.080025  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  458 00:32:58.083087  CBFS: Locating 'fallback/ramstage'

  459 00:32:58.086581  CBFS: Found @ offset 15dc0 size 17c31

  460 00:32:58.092527  Decompressing stage fallback/ramstage @ 0x7ab77fc0 (314352 bytes)

  461 00:32:58.128481  Loading module at 7ab78000 with entry 7ab78000. filesize: 0x34618 memsize: 0x4cbb0

  462 00:32:58.134812  Processing 2993 relocs. Offset value of 0x7aa78000

  463 00:32:58.135382  

  464 00:32:58.135872  

  465 00:32:58.141977  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 ramstage starting...

  466 00:32:58.148880  FMAP: Found "FLASH" version 1.1 at 204000.

  467 00:32:58.151841  FMAP: base = 0 size = 1000000 #areas = 35

  468 00:32:58.155010  FMAP: area RO_VPD found @ 200000 (16384 bytes)

  469 00:32:58.161298  WARNING: RO_VPD is uninitialized or empty.

  470 00:32:58.164929  FMAP: area RW_VPD found @ 428000 (8192 bytes)

  471 00:32:58.171442  FMAP: area RW_VPD found @ 428000 (8192 bytes)

  472 00:32:58.172041  Normal boot.

  473 00:32:58.178173  BS: BS_PRE_DEVICE times (us): entry 18 run 210 exit 0

  474 00:32:58.181377  Board ID: 5

  475 00:32:58.186005  mainboard: EC init

  476 00:32:58.189097  Chrome EC: Set WAKE mask to 0x00000000

  477 00:32:58.196086  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  478 00:32:58.199149  CBFS @ 205000 size 17b000

  479 00:32:58.202587  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  480 00:32:58.205683  CBFS: Locating 'fsps.bin'

  481 00:32:58.209309  CBFS: Found @ offset 88fc0 size 2a000

  482 00:32:58.233239  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  483 00:32:58.237010  CBFS @ 205000 size 17b000

  484 00:32:58.240191  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  485 00:32:58.243627  CBFS: Locating 'vbt-babytiger.bin'

  486 00:32:58.250304  CBFS: Found @ offset 155800 size 528

  487 00:32:58.253435  Found a VBT of 6656 bytes after decompression

  488 00:32:58.426187  ITSS IRQ Polarities Before:

  489 00:32:58.429553  IPC0: 0xffffeef8

  490 00:32:58.430054  IPC1: 0xffffffff

  491 00:32:58.432637  IPC2: 0xffffffff

  492 00:32:58.433176  IPC3: 0x00ffffff

  493 00:32:58.435964  ITSS IRQ Polarities After:

  494 00:32:58.439003  IPC0: 0xffffeef8

  495 00:32:58.439523  IPC1: 0x4a07ffff

  496 00:32:58.442272  IPC2: 0x08000000

  497 00:32:58.442525  IPC3: 0x00a11000

  498 00:32:58.445526  RAPL PL1 12.0W

  499 00:32:58.445725  RAPL PL2 15.0W

  500 00:32:58.452543  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 269485 exit 0

  501 00:32:58.455710  Enumerating buses...

  502 00:32:58.459067  Show all devs... Before device enumeration.

  503 00:32:58.462313  Root Device: enabled 1

  504 00:32:58.465875  CPU_CLUSTER: 0: enabled 1

  505 00:32:58.466008  APIC: 00: enabled 1

  506 00:32:58.468999  DOMAIN: 0000: enabled 1

  507 00:32:58.472347  PCI: 00:00.0: enabled 1

  508 00:32:58.475473  PCI: 00:00.1: enabled 1

  509 00:32:58.475579  PCI: 00:00.2: enabled 1

  510 00:32:58.479098  PCI: 00:02.0: enabled 1

  511 00:32:58.482396  PCI: 00:03.0: enabled 1

  512 00:32:58.485673  PCI: 00:0d.0: enabled 1

  513 00:32:58.485775  PCI: 00:0d.1: enabled 1

  514 00:32:58.489006  PCI: 00:0d.2: enabled 1

  515 00:32:58.492184  PCI: 00:0d.3: enabled 1

  516 00:32:58.495458  PCI: 00:0e.0: enabled 1

  517 00:32:58.495567  GENERIC: 0.0: enabled 1

  518 00:32:58.498833  PCI: 00:11.0: enabled 0

  519 00:32:58.501930  PCI: 00:12.0: enabled 0

  520 00:32:58.502046  PCI: 00:13.0: enabled 0

  521 00:32:58.505580  PCI: 00:13.1: enabled 0

  522 00:32:58.508682  PCI: 00:13.2: enabled 0

  523 00:32:58.512527  PCI: 00:13.3: enabled 0

  524 00:32:58.512666  PCI: 00:14.0: enabled 1

  525 00:32:58.515720  PCI: 00:00.0: enabled 1

  526 00:32:58.518974  PCI: 00:14.1: enabled 0

  527 00:32:58.522066  PCI: 00:15.0: enabled 1

  528 00:32:58.522178  PCI: 00:15.1: enabled 0

  529 00:32:58.525324  PCI: 00:16.0: enabled 1

  530 00:32:58.529180  I2C: 00:1a: enabled 1

  531 00:32:58.529336  PCI: 00:16.1: enabled 1

  532 00:32:58.532335  PCI: 00:16.2: enabled 1

  533 00:32:58.535634  I2C: 00:50: enabled 1

  534 00:32:58.538883  PCI: 00:16.3: enabled 1

  535 00:32:58.539022  I2C: 00:10: enabled 1

  536 00:32:58.542098  I2C: 00:39: enabled 1

  537 00:32:58.545680  PCI: 00:17.0: enabled 1

  538 00:32:58.545805  I2C: 00:15: enabled 1

  539 00:32:58.548751  I2C: 00:2c: enabled 1

  540 00:32:58.552050  PCI: 00:17.1: enabled 1

  541 00:32:58.552165  I2C: 00:09: enabled 1

  542 00:32:58.555574  PCI: 00:17.2: enabled 0

  543 00:32:58.559089  PCI: 00:17.3: enabled 0

  544 00:32:58.562090  PCI: 00:18.0: enabled 1

  545 00:32:58.562209  PCI: 00:18.1: enabled 1

  546 00:32:58.565365  PCI: 00:18.2: enabled 1

  547 00:32:58.568747  PCI: 00:18.3: enabled 0

  548 00:32:58.572116  PCI: 00:19.0: enabled 1

  549 00:32:58.572244  PCI: 00:19.1: enabled 0

  550 00:32:58.575552  PCI: 00:19.2: enabled 0

  551 00:32:58.579013  PCI: 00:1a.0: enabled 1

  552 00:32:58.582474  PCI: 00:1b.0: enabled 1

  553 00:32:58.582601  PCI: 00:1c.0: enabled 1

  554 00:32:58.585677  PCI: 00:1e.0: enabled 0

  555 00:32:58.588900  PCI: 00:1f.0: enabled 1

  556 00:32:58.589012  PNP: 0c09.0: enabled 1

  557 00:32:58.592059  PCI: 00:1f.1: enabled 1

  558 00:32:58.595326  Compare with tree...

  559 00:32:58.598652  Root Device: enabled 1

  560 00:32:58.598736   CPU_CLUSTER: 0: enabled 1

  561 00:32:58.602484    APIC: 00: enabled 1

  562 00:32:58.605689   DOMAIN: 0000: enabled 1

  563 00:32:58.608903    PCI: 00:00.0: enabled 1

  564 00:32:58.609012    PCI: 00:00.1: enabled 1

  565 00:32:58.612365    PCI: 00:00.2: enabled 1

  566 00:32:58.615330    PCI: 00:02.0: enabled 1

  567 00:32:58.618578    PCI: 00:03.0: enabled 1

  568 00:32:58.622371    PCI: 00:0d.0: enabled 1

  569 00:32:58.622456    PCI: 00:0d.1: enabled 1

  570 00:32:58.625348    PCI: 00:0d.2: enabled 1

  571 00:32:58.629046    PCI: 00:0d.3: enabled 1

  572 00:32:58.632321    PCI: 00:0e.0: enabled 1

  573 00:32:58.635478     GENERIC: 0.0: enabled 1

  574 00:32:58.635563    PCI: 00:11.0: enabled 0

  575 00:32:58.638790    PCI: 00:12.0: enabled 0

  576 00:32:58.642037    PCI: 00:13.0: enabled 0

  577 00:32:58.645320    PCI: 00:13.1: enabled 0

  578 00:32:58.648591    PCI: 00:13.2: enabled 0

  579 00:32:58.648674    PCI: 00:13.3: enabled 0

  580 00:32:58.652501    PCI: 00:14.0: enabled 1

  581 00:32:58.655495     PCI: 00:00.0: enabled 1

  582 00:32:58.659106    PCI: 00:14.1: enabled 0

  583 00:32:58.661889    PCI: 00:15.0: enabled 1

  584 00:32:58.661973    PCI: 00:15.1: enabled 0

  585 00:32:58.665293    PCI: 00:16.0: enabled 1

  586 00:32:58.668846     I2C: 00:1a: enabled 1

  587 00:32:58.672150    PCI: 00:16.1: enabled 1

  588 00:32:58.675338    PCI: 00:16.2: enabled 1

  589 00:32:58.675448     I2C: 00:50: enabled 1

  590 00:32:58.679086    PCI: 00:16.3: enabled 1

  591 00:32:58.682169     I2C: 00:10: enabled 1

  592 00:32:58.685293     I2C: 00:39: enabled 1

  593 00:32:58.685429    PCI: 00:17.0: enabled 1

  594 00:32:58.688664     I2C: 00:15: enabled 1

  595 00:32:58.692218     I2C: 00:2c: enabled 1

  596 00:32:58.695528    PCI: 00:17.1: enabled 1

  597 00:32:58.695612     I2C: 00:09: enabled 1

  598 00:32:58.698615    PCI: 00:17.2: enabled 0

  599 00:32:58.702216    PCI: 00:17.3: enabled 0

  600 00:32:58.705424    PCI: 00:18.0: enabled 1

  601 00:32:58.708727    PCI: 00:18.1: enabled 1

  602 00:32:58.708810    PCI: 00:18.2: enabled 1

  603 00:32:58.711927    PCI: 00:18.3: enabled 0

  604 00:32:58.715592    PCI: 00:19.0: enabled 1

  605 00:32:58.718762    PCI: 00:19.1: enabled 0

  606 00:32:58.722240    PCI: 00:19.2: enabled 0

  607 00:32:58.722324    PCI: 00:1a.0: enabled 1

  608 00:32:58.725433    PCI: 00:1b.0: enabled 1

  609 00:32:58.728827    PCI: 00:1c.0: enabled 1

  610 00:32:58.731964    PCI: 00:1e.0: enabled 0

  611 00:32:58.735165    PCI: 00:1f.0: enabled 1

  612 00:32:58.735249     PNP: 0c09.0: enabled 1

  613 00:32:58.738483    PCI: 00:1f.1: enabled 1

  614 00:32:58.742237  Root Device scanning...

  615 00:32:58.745432  root_dev_scan_bus for Root Device

  616 00:32:58.748690  CPU_CLUSTER: 0 enabled

  617 00:32:58.748775  DOMAIN: 0000 enabled

  618 00:32:58.751901  DOMAIN: 0000 scanning...

  619 00:32:58.755173  PCI: pci_scan_bus for bus 00

  620 00:32:58.758290  PCI: 00:00.0 [8086/0000] ops

  621 00:32:58.761817  PCI: 00:00.0 [8086/5af0] enabled

  622 00:32:58.765445  PCI: 00:00.1 [8086/5a8c] enabled

  623 00:32:58.768736  PCI: 00:00.2 [8086/5a8e] enabled

  624 00:32:58.771757  PCI: 00:02.0 [8086/0000] ops

  625 00:32:58.774986  PCI: 00:02.0 [8086/5a84] enabled

  626 00:32:58.778512  PCI: 00:03.0 [8086/5a88] enabled

  627 00:32:58.781890  PCI: 00:0d.0 [8086/0000] ops

  628 00:32:58.785152  PCI: 00:0d.0 [8086/5a92] enabled

  629 00:32:58.788171  PCI: 00:0d.1 [8086/0000] ops

  630 00:32:58.791884  PCI: 00:0d.1 [8086/5a94] enabled

  631 00:32:58.795018  PCI: 00:0d.2 [8086/5a96] enabled

  632 00:32:58.798113  PCI: 00:0d.3 [8086/0000] ops

  633 00:32:58.801602  PCI: 00:0d.3 [8086/5aec] enabled

  634 00:32:58.804853  PCI: 00:0e.0 [8086/0000] bus ops

  635 00:32:58.808429  PCI: 00:0e.0 [8086/5a98] enabled

  636 00:32:58.808511  PCI: 00:0f.0 [8086/0000] ops

  637 00:32:58.811929  PCI: 00:0f.0 [8086/5a9a] enabled

  638 00:32:58.815121  PCI: 00:0f.1 [8086/5a9c] enabled

  639 00:32:58.818163  PCI: 00:0f.2 [8086/5a9e] enabled

  640 00:32:58.821831  Capability: type 0x10 @ 0x40

  641 00:32:58.824887  Capability: type 0x05 @ 0x80

  642 00:32:58.828098  Capability: type 0x0d @ 0x90

  643 00:32:58.831896  Capability: type 0x01 @ 0xa0

  644 00:32:58.834847  Capability: type 0x10 @ 0x40

  645 00:32:58.838133  PCI: 00:14.0 subordinate bus PCI Express

  646 00:32:58.841354  PCI: 00:14.0 [8086/5ad6] enabled

  647 00:32:58.845034  PCI: 00:15.0 [8086/0000] ops

  648 00:32:58.848351  PCI: 00:15.0 [8086/5aa8] enabled

  649 00:32:58.851440  PCI: 00:16.0 [8086/0000] bus ops

  650 00:32:58.854692  PCI: 00:16.0 [8086/5aac] enabled

  651 00:32:58.857947  PCI: 00:16.1 [8086/0000] bus ops

  652 00:32:58.861761  PCI: 00:16.1 [8086/5aae] enabled

  653 00:32:58.864676  PCI: 00:16.2 [8086/0000] bus ops

  654 00:32:58.868075  PCI: 00:16.2 [8086/5ab0] enabled

  655 00:32:58.871717  PCI: 00:16.3 [8086/0000] bus ops

  656 00:32:58.874757  PCI: 00:16.3 [8086/5ab2] enabled

  657 00:32:58.877892  PCI: 00:17.0 [8086/0000] bus ops

  658 00:32:58.881565  PCI: 00:17.0 [8086/5ab4] enabled

  659 00:32:58.884825  PCI: 00:17.1 [8086/0000] bus ops

  660 00:32:58.887835  PCI: 00:17.1 [8086/5ab6] enabled

  661 00:32:58.891344  PCI: 00:18.0 [8086/0000] ops

  662 00:32:58.894530  PCI: 00:18.0 [8086/5abc] enabled

  663 00:32:58.897780  PCI: 00:18.1 [8086/0000] ops

  664 00:32:58.901446  PCI: 00:18.1 [8086/5abe] enabled

  665 00:32:58.904632  PCI: 00:18.2 [8086/0000] ops

  666 00:32:58.907829  PCI: 00:18.2 [8086/5ac0] enabled

  667 00:32:58.911050  PCI: 00:19.0 [8086/5ac2] enabled

  668 00:32:58.917873  PCI: Static device PCI: 00:1a.0 not found, disabling it.

  669 00:32:58.917957  PCI: 00:1b.0 [8086/0000] ops

  670 00:32:58.921462  PCI: 00:1b.0 [8086/5aca] enabled

  671 00:32:58.927766  PCI: 00:1c.0 [8086/5acc] enabled

  672 00:32:58.930903  PCI: 00:1f.0 [8086/0000] bus ops

  673 00:32:58.934487  PCI: 00:1f.0 [8086/5ae8] enabled

  674 00:32:58.937730  PCI: 00:1f.1 [8086/5ad4] enabled

  675 00:32:58.937813  PCI: 00:0e.0 scanning...

  676 00:32:58.941015  GENERIC: 0.0 enabled

  677 00:32:58.947620  scan_bus: scanning of bus PCI: 00:0e.0 took 4853 usecs

  678 00:32:58.947703  PCI: 00:14.0 scanning...

  679 00:32:58.953917  do_pci_scan_bridge for PCI: 00:14.0

  680 00:32:58.954021  PCI: pci_scan_bus for bus 01

  681 00:32:58.961262  PCI: 01:00.0 [8086/095a] enabled

  682 00:32:58.961430  Capability: type 0x01 @ 0xc8

  683 00:32:58.964527  Capability: type 0x05 @ 0xd0

  684 00:32:58.967450  Capability: type 0x10 @ 0x40

  685 00:32:58.971024  Capability: type 0x10 @ 0x40

  686 00:32:58.974323  Enabling Common Clock Configuration

  687 00:32:58.977489  L1 Sub-State supported from root port 20

  688 00:32:58.980533  L1 Sub-State Support = 0xf

  689 00:32:58.984425  CommonModeRestoreTime = 0x28

  690 00:32:58.990552  Power On Value = 0x1e, Power On Scale = 0x0

  691 00:32:58.990719  ASPM: Enabled L1

  692 00:32:58.993749  Capability: type 0x01 @ 0xc8

  693 00:32:58.997195  Capability: type 0x05 @ 0xd0

  694 00:32:59.000728  Capability: type 0x10 @ 0x40

  695 00:32:59.004011  scan_bus: scanning of bus PCI: 00:14.0 took 52966 usecs

  696 00:32:59.007161  PCI: 00:16.0 scanning...

  697 00:32:59.010548  scan_generic_bus for PCI: 00:16.0

  698 00:32:59.017347  bus: PCI: 00:16.0[0]->I2C: 01:1a enabled

  699 00:32:59.020684  scan_generic_bus for PCI: 00:16.0 done

  700 00:32:59.024012  scan_bus: scanning of bus PCI: 00:16.0 took 14119 usecs

  701 00:32:59.027271  PCI: 00:16.1 scanning...

  702 00:32:59.030332  scan_generic_bus for PCI: 00:16.1

  703 00:32:59.034013  scan_generic_bus for PCI: 00:16.1 done

  704 00:32:59.040565  scan_bus: scanning of bus PCI: 00:16.1 took 10029 usecs

  705 00:32:59.043811  PCI: 00:16.2 scanning...

  706 00:32:59.047211  scan_generic_bus for PCI: 00:16.2

  707 00:32:59.050357  bus: PCI: 00:16.2[0]->I2C: 02:50 enabled

  708 00:32:59.054006  scan_generic_bus for PCI: 00:16.2 done

  709 00:32:59.060796  scan_bus: scanning of bus PCI: 00:16.2 took 14111 usecs

  710 00:32:59.063647  PCI: 00:16.3 scanning...

  711 00:32:59.067583  scan_generic_bus for PCI: 00:16.3

  712 00:32:59.070629  bus: PCI: 00:16.3[0]->I2C: 03:10 enabled

  713 00:32:59.074067  bus: PCI: 00:16.3[0]->I2C: 03:39 enabled

  714 00:32:59.080739  scan_generic_bus for PCI: 00:16.3 done

  715 00:32:59.084155  scan_bus: scanning of bus PCI: 00:16.3 took 18207 usecs

  716 00:32:59.087658  PCI: 00:17.0 scanning...

  717 00:32:59.090847  scan_generic_bus for PCI: 00:17.0

  718 00:32:59.094037  bus: PCI: 00:17.0[0]->I2C: 04:15 enabled

  719 00:32:59.101040  bus: PCI: 00:17.0[0]->I2C: 04:2c enabled

  720 00:32:59.104309  scan_generic_bus for PCI: 00:17.0 done

  721 00:32:59.107588  scan_bus: scanning of bus PCI: 00:17.0 took 18216 usecs

  722 00:32:59.110533  PCI: 00:17.1 scanning...

  723 00:32:59.113668  scan_generic_bus for PCI: 00:17.1

  724 00:32:59.120917  bus: PCI: 00:17.1[0]->I2C: 05:09 enabled

  725 00:32:59.124166  scan_generic_bus for PCI: 00:17.1 done

  726 00:32:59.126999  scan_bus: scanning of bus PCI: 00:17.1 took 14111 usecs

  727 00:32:59.130337  PCI: 00:1f.0 scanning...

  728 00:32:59.133908  scan_lpc_bus for PCI: 00:1f.0

  729 00:32:59.137316  PNP: 0c09.0 enabled

  730 00:32:59.140481  scan_lpc_bus for PCI: 00:1f.0 done

  731 00:32:59.144230  scan_bus: scanning of bus PCI: 00:1f.0 took 11298 usecs

  732 00:32:59.150864  scan_bus: scanning of bus DOMAIN: 0000 took 393107 usecs

  733 00:32:59.153797  root_dev_scan_bus for Root Device done

  734 00:32:59.160424  scan_bus: scanning of bus Root Device took 413160 usecs

  735 00:32:59.161053  done

  736 00:32:59.167172  FMAP: area RECOVERY_MRC_CACHE found @ 400000 (65536 bytes)

  737 00:32:59.173863  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  738 00:32:59.180695  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  739 00:32:59.192430  FMAP: area RW_VAR_MRC_CACHE found @ 420000 (4096 bytes)

  740 00:32:59.199033  MRC: Checking cached data update for 'RW_VAR_MRC_CACHE'.

  741 00:32:59.202365  MRC: cache data 'RW_VAR_MRC_CACHE' needs update.

  742 00:32:59.209281  FMAP: area RW_ELOG found @ 421000 (12288 bytes)

  743 00:32:59.212350  ELOG: NV offset 0x421000 size 0x3000

  744 00:32:59.218777  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

  745 00:32:59.225530  ELOG: Event(17) added with size 13 at 2023-12-14 00:32:58 UTC

  746 00:32:59.232120  POST: Unexpected post code in previous boot: 0x98

  747 00:32:59.238808  ELOG: Event(A3) added with size 11 at 2023-12-14 00:32:58 UTC

  748 00:32:59.245350  ELOG: Event(AA) added with size 11 at 2023-12-14 00:32:58 UTC

  749 00:32:59.251933  FMAP: area UNIFIED_MRC_CACHE found @ 400000 (135168 bytes)

  750 00:32:59.254964  SPI flash protection: WPSW=0 SRP0=0

  751 00:32:59.258505  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  752 00:32:59.265267  BS: BS_DEV_ENUMERATE times (us): entry 0 run 704012 exit 96621

  753 00:32:59.268632  found VGA at PCI: 00:02.0

  754 00:32:59.271776  Setting up VGA for PCI: 00:02.0

  755 00:32:59.275273  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  756 00:32:59.281834  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  757 00:32:59.285201  Allocating resources...

  758 00:32:59.285838  Reading resources...

  759 00:32:59.288204  Root Device read_resources bus 0 link: 0

  760 00:32:59.295043  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  761 00:32:59.298270  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  762 00:32:59.305348  DOMAIN: 0000 read_resources bus 0 link: 0

  763 00:32:59.311779  PCI: 00:0e.0 read_resources bus 0 link: 0

  764 00:32:59.314861  PCI: 00:0e.0 read_resources bus 0 link: 0 done

  765 00:32:59.318273  PCI: 00:14.0 read_resources bus 1 link: 0

  766 00:32:59.325576  PCI: 00:14.0 read_resources bus 1 link: 0 done

  767 00:32:59.328503  PCI: 00:16.0 read_resources bus 1 link: 0

  768 00:32:59.332171  PCI: 00:16.0 read_resources bus 1 link: 0 done

  769 00:32:59.338699  PCI: 00:16.2 read_resources bus 2 link: 0

  770 00:32:59.341917  PCI: 00:16.2 read_resources bus 2 link: 0 done

  771 00:32:59.345096  PCI: 00:16.3 read_resources bus 3 link: 0

  772 00:32:59.351735  PCI: 00:16.3 read_resources bus 3 link: 0 done

  773 00:32:59.354964  PCI: 00:17.0 read_resources bus 4 link: 0

  774 00:32:59.361710  PCI: 00:17.0 read_resources bus 4 link: 0 done

  775 00:32:59.364801  PCI: 00:17.1 read_resources bus 5 link: 0

  776 00:32:59.368304  PCI: 00:17.1 read_resources bus 5 link: 0 done

  777 00:32:59.375108  PCI: 00:1f.0 read_resources bus 0 link: 0

  778 00:32:59.378138  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  779 00:32:59.381590  DOMAIN: 0000 read_resources bus 0 link: 0 done

  780 00:32:59.388269  Root Device read_resources bus 0 link: 0 done

  781 00:32:59.391277  Done reading resources.

  782 00:32:59.394573  Show resources in subtree (Root Device)...After reading.

  783 00:32:59.401359   Root Device child on link 0 CPU_CLUSTER: 0

  784 00:32:59.405158    CPU_CLUSTER: 0 child on link 0 APIC: 00

  785 00:32:59.405767     APIC: 00

  786 00:32:59.411575    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  787 00:32:59.417906    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  788 00:32:59.427756    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  789 00:32:59.431286     PCI: 00:00.0

  790 00:32:59.441644     PCI: 00:00.0 resource base e0000000 size 10000000 align 0 gran 0 limit 0 flags f0000200 index 0

  791 00:32:59.451256     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  792 00:32:59.458305     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 2

  793 00:32:59.467613     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 3

  794 00:32:59.478065     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index 5

  795 00:32:59.488149     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index 6

  796 00:32:59.497859     PCI: 00:00.0 resource base 100000000 size 80000000 align 0 gran 0 limit 0 flags e0004200 index 7

  797 00:32:59.507626     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 8

  798 00:32:59.514576     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 9

  799 00:32:59.524631     PCI: 00:00.0 resource base 11800000 size 400000 align 0 gran 0 limit 0 flags f0004200 index a

  800 00:32:59.534186     PCI: 00:00.0 resource base 11000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  801 00:32:59.544148     PCI: 00:00.0 resource base 12000000 size 100000 align 0 gran 0 limit 0 flags f0004200 index c

  802 00:32:59.554423     PCI: 00:00.0 resource base 12150000 size 1000 align 0 gran 0 limit 0 flags f0004200 index d

  803 00:32:59.564019     PCI: 00:00.0 resource base 12140000 size 10000 align 0 gran 0 limit 0 flags f0004200 index e

  804 00:32:59.573917     PCI: 00:00.0 resource base 10000000 size 1000000 align 0 gran 0 limit 0 flags f0004200 index f

  805 00:32:59.580810     PCI: 00:00.0 resource base 11c00000 size 400000 align 0 gran 0 limit 0 flags f0004200 index 10

  806 00:32:59.591062     PCI: 00:00.0 resource base 12100000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 11

  807 00:32:59.594035     PCI: 00:00.1

  808 00:32:59.603957     PCI: 00:00.1 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  809 00:32:59.604602     PCI: 00:00.2

  810 00:32:59.614124     PCI: 00:00.2 resource base 0 size 100000 align 20 gran 20 limit ffffffffffffffff flags 201 index 10

  811 00:32:59.624155     PCI: 00:00.2 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 201 index 18

  812 00:32:59.634320     PCI: 00:00.2 resource base 0 size 200 align 12 gran 9 limit ffffffffffffffff flags 201 index 20

  813 00:32:59.637266     PCI: 00:02.0

  814 00:32:59.647384     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  815 00:32:59.657238     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  816 00:32:59.667580     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  817 00:32:59.668149     PCI: 00:03.0

  818 00:32:59.677661     PCI: 00:03.0 resource base 0 size 1000000 align 24 gran 24 limit 7fffffffff flags 201 index 10

  819 00:32:59.680790     PCI: 00:0d.0

  820 00:32:59.690584     PCI: 00:0d.0 resource base d0000000 size 1000000 align 0 gran 0 limit 0 flags f0000200 index 10

  821 00:32:59.691155     PCI: 00:0d.1

  822 00:32:59.700859     PCI: 00:0d.1 resource base fe042000 size 2000 align 0 gran 0 limit 0 flags c0000200 index 10

  823 00:32:59.710289     PCI: 00:0d.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  824 00:32:59.720393     PCI: 00:0d.1 resource base 400 size 100 align 0 gran 0 limit 0 flags c0000100 index 20

  825 00:32:59.720908     PCI: 00:0d.2

  826 00:32:59.730446     PCI: 00:0d.2 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

  827 00:32:59.731049     PCI: 00:0d.3

  828 00:32:59.740212     PCI: 00:0d.3 resource base fe900000 size 2000 align 0 gran 0 limit 0 flags c0000200 index 10

  829 00:32:59.749935     PCI: 00:0d.3 resource base fe902000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 18

  830 00:32:59.753617     PCI: 00:0e.0 child on link 0 GENERIC: 0.0

  831 00:32:59.763282     PCI: 00:0e.0 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

  832 00:32:59.776560     PCI: 00:0e.0 resource base 0 size 100000 align 20 gran 20 limit ffffffffffffffff flags 201 index 20

  833 00:32:59.776795      GENERIC: 0.0

  834 00:32:59.779739     PCI: 00:0f.0

  835 00:32:59.789827     PCI: 00:0f.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  836 00:32:59.790062     PCI: 00:0f.1

  837 00:32:59.799594     PCI: 00:0f.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  838 00:32:59.802892     PCI: 00:0f.2

  839 00:32:59.813025     PCI: 00:0f.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  840 00:32:59.813289     PCI: 00:11.0

  841 00:32:59.816042     PCI: 00:12.0

  842 00:32:59.816272     PCI: 00:13.0

  843 00:32:59.819467     PCI: 00:13.1

  844 00:32:59.819698     PCI: 00:13.2

  845 00:32:59.822763     PCI: 00:13.3

  846 00:32:59.826038     PCI: 00:14.0 child on link 0 PCI: 01:00.0

  847 00:32:59.836048     PCI: 00:14.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  848 00:32:59.845797     PCI: 00:14.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  849 00:32:59.852745     PCI: 00:14.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  850 00:32:59.855745      PCI: 01:00.0

  851 00:32:59.865958      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  852 00:32:59.866187     PCI: 00:14.1

  853 00:32:59.869436     PCI: 00:15.0

  854 00:32:59.879305     PCI: 00:15.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  855 00:32:59.879624     PCI: 00:15.1

  856 00:32:59.886186     PCI: 00:16.0 child on link 0 I2C: 01:1a

  857 00:32:59.896265     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  858 00:32:59.906018     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  859 00:32:59.906483      I2C: 01:1a

  860 00:32:59.910030     PCI: 00:16.1

  861 00:32:59.919630     PCI: 00:16.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  862 00:32:59.929369     PCI: 00:16.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  863 00:32:59.932313     PCI: 00:16.2 child on link 0 I2C: 02:50

  864 00:32:59.942402     PCI: 00:16.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  865 00:32:59.952370     PCI: 00:16.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  866 00:32:59.955822      I2C: 02:50

  867 00:32:59.958688     PCI: 00:16.3 child on link 0 I2C: 03:10

  868 00:32:59.968806     PCI: 00:16.3 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  869 00:32:59.979073     PCI: 00:16.3 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  870 00:32:59.979643      I2C: 03:10

  871 00:32:59.981927      I2C: 03:39

  872 00:32:59.985600     PCI: 00:17.0 child on link 0 I2C: 04:15

  873 00:32:59.995403     PCI: 00:17.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  874 00:33:00.005410     PCI: 00:17.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  875 00:33:00.009182      I2C: 04:15

  876 00:33:00.009791      I2C: 04:2c

  877 00:33:00.012395     PCI: 00:17.1 child on link 0 I2C: 05:09

  878 00:33:00.021913     PCI: 00:17.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  879 00:33:00.032062     PCI: 00:17.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  880 00:33:00.035250      I2C: 05:09

  881 00:33:00.035724     PCI: 00:17.2

  882 00:33:00.038445     PCI: 00:17.3

  883 00:33:00.038920     PCI: 00:18.0

  884 00:33:00.048933     PCI: 00:18.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  885 00:33:00.058267     PCI: 00:18.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  886 00:33:00.061905     PCI: 00:18.1

  887 00:33:00.071842     PCI: 00:18.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  888 00:33:00.081985     PCI: 00:18.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  889 00:33:00.082579     PCI: 00:18.2

  890 00:33:00.091646     PCI: 00:18.2 resource base de000000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 10

  891 00:33:00.101645     PCI: 00:18.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  892 00:33:00.105020     PCI: 00:18.3

  893 00:33:00.105628     PCI: 00:19.0

  894 00:33:00.114776     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  895 00:33:00.124790     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  896 00:33:00.128278     PCI: 00:19.1

  897 00:33:00.128849     PCI: 00:19.2

  898 00:33:00.131545     PCI: 00:1a.0

  899 00:33:00.132116     PCI: 00:1b.0

  900 00:33:00.141318     PCI: 00:1b.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  901 00:33:00.151278     PCI: 00:1b.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  902 00:33:00.154412     PCI: 00:1c.0

  903 00:33:00.164557     PCI: 00:1c.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  904 00:33:00.174376     PCI: 00:1c.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  905 00:33:00.174930     PCI: 00:1e.0

  906 00:33:00.180928     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

  907 00:33:00.231563     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

  908 00:33:00.232369      PNP: 0c09.0

  909 00:33:00.232965      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

  910 00:33:00.233472     PCI: 00:1f.1

  911 00:33:00.234082     PCI: 00:1f.1 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

  912 00:33:00.234461     PCI: 00:1f.1 resource base 0 size 20 align 5 gran 5 limit ffff flags 100 index 20

  913 00:33:00.234807  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

  914 00:33:00.235139  PCI: 00:14.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

  915 00:33:00.256555  PCI: 00:14.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

  916 00:33:00.257594  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

  917 00:33:00.258045  PCI: 00:1f.1 20 *  [0x40 - 0x5f] io

  918 00:33:00.258440  DOMAIN: 0000 io: base: 60 size: 60 align: 6 gran: 0 limit: ffff done

  919 00:33:00.265110  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

  920 00:33:00.268213  PCI: 00:14.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  921 00:33:00.275360  PCI: 00:14.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  922 00:33:00.281847  PCI: 00:14.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  923 00:33:00.284994  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

  924 00:33:00.295041  PCI: 00:14.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

  925 00:33:00.298565  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

  926 00:33:00.305357  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

  927 00:33:00.308099  PCI: 00:03.0 10 *  [0x11000000 - 0x11ffffff] mem

  928 00:33:00.315058  PCI: 00:00.2 18 *  [0x12000000 - 0x127fffff] mem

  929 00:33:00.318125  PCI: 00:00.2 10 *  [0x12800000 - 0x128fffff] mem

  930 00:33:00.324785  PCI: 00:0e.0 20 *  [0x12900000 - 0x129fffff] mem

  931 00:33:00.328280  PCI: 00:14.0 20 *  [0x12a00000 - 0x12afffff] mem

  932 00:33:00.334923  PCI: 00:15.0 10 *  [0x12b00000 - 0x12b0ffff] mem

  933 00:33:00.338644  PCI: 00:00.1 10 *  [0x12b10000 - 0x12b17fff] mem

  934 00:33:00.341540  PCI: 00:0e.0 10 *  [0x12b18000 - 0x12b1bfff] mem

  935 00:33:00.348511  PCI: 00:0d.1 18 *  [0x12b1c000 - 0x12b1cfff] mem

  936 00:33:00.351657  PCI: 00:0d.2 10 *  [0x12b1d000 - 0x12b1dfff] mem

  937 00:33:00.358378  PCI: 00:0f.0 10 *  [0x12b1e000 - 0x12b1efff] mem

  938 00:33:00.361275  PCI: 00:0f.1 10 *  [0x12b1f000 - 0x12b1ffff] mem

  939 00:33:00.367910  PCI: 00:0f.2 10 *  [0x12b20000 - 0x12b20fff] mem

  940 00:33:00.371444  PCI: 00:16.0 10 *  [0x12b21000 - 0x12b21fff] mem

  941 00:33:00.377957  PCI: 00:16.0 18 *  [0x12b22000 - 0x12b22fff] mem

  942 00:33:00.381323  PCI: 00:16.1 10 *  [0x12b23000 - 0x12b23fff] mem

  943 00:33:00.388017  PCI: 00:16.1 18 *  [0x12b24000 - 0x12b24fff] mem

  944 00:33:00.391583  PCI: 00:16.2 10 *  [0x12b25000 - 0x12b25fff] mem

  945 00:33:00.397905  PCI: 00:16.2 18 *  [0x12b26000 - 0x12b26fff] mem

  946 00:33:00.401547  PCI: 00:16.3 10 *  [0x12b27000 - 0x12b27fff] mem

  947 00:33:00.407909  PCI: 00:16.3 18 *  [0x12b28000 - 0x12b28fff] mem

  948 00:33:00.411320  PCI: 00:17.0 10 *  [0x12b29000 - 0x12b29fff] mem

  949 00:33:00.417960  PCI: 00:17.0 18 *  [0x12b2a000 - 0x12b2afff] mem

  950 00:33:00.421273  PCI: 00:17.1 10 *  [0x12b2b000 - 0x12b2bfff] mem

  951 00:33:00.424521  PCI: 00:17.1 18 *  [0x12b2c000 - 0x12b2cfff] mem

  952 00:33:00.431146  PCI: 00:18.0 10 *  [0x12b2d000 - 0x12b2dfff] mem

  953 00:33:00.435083  PCI: 00:18.0 18 *  [0x12b2e000 - 0x12b2efff] mem

  954 00:33:00.441386  PCI: 00:18.1 10 *  [0x12b2f000 - 0x12b2ffff] mem

  955 00:33:00.444568  PCI: 00:18.1 18 *  [0x12b30000 - 0x12b30fff] mem

  956 00:33:00.451318  PCI: 00:18.2 18 *  [0x12b31000 - 0x12b31fff] mem

  957 00:33:00.454400  PCI: 00:19.0 10 *  [0x12b32000 - 0x12b32fff] mem

  958 00:33:00.461370  PCI: 00:19.0 18 *  [0x12b33000 - 0x12b33fff] mem

  959 00:33:00.464895  PCI: 00:1b.0 10 *  [0x12b34000 - 0x12b34fff] mem

  960 00:33:00.471505  PCI: 00:1b.0 18 *  [0x12b35000 - 0x12b35fff] mem

  961 00:33:00.474470  PCI: 00:1c.0 10 *  [0x12b36000 - 0x12b36fff] mem

  962 00:33:00.481329  PCI: 00:1c.0 18 *  [0x12b37000 - 0x12b37fff] mem

  963 00:33:00.485215  PCI: 00:00.2 20 *  [0x12b38000 - 0x12b381ff] mem

  964 00:33:00.491446  PCI: 00:1f.1 10 *  [0x12b39000 - 0x12b390ff] mem

  965 00:33:00.497823  DOMAIN: 0000 mem: base: 12b39100 size: 12b39100 align: 28 gran: 0 limit: ffffffff done

  966 00:33:00.501375  avoid_fixed_resources: DOMAIN: 0000

  967 00:33:00.507746  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

  968 00:33:00.514451  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

  969 00:33:00.521273  constrain_resources: PCI: 00:00.0 00 base e0000000 limit efffffff mem (fixed)

  970 00:33:00.530935  constrain_resources: PCI: 00:00.0 02 base 00000000 limit 0009ffff mem (fixed)

  971 00:33:00.538156  constrain_resources: PCI: 00:00.0 03 base 000c0000 limit 7affffff mem (fixed)

  972 00:33:00.544452  constrain_resources: PCI: 00:00.0 05 base 7b000000 limit 7b7fffff mem (fixed)

  973 00:33:00.551742  constrain_resources: PCI: 00:00.0 06 base 7b800000 limit 7fffffff mem (fixed)

  974 00:33:00.560911  constrain_resources: PCI: 00:0d.0 10 base d0000000 limit d0ffffff mem (fixed)

  975 00:33:00.567587  constrain_resources: PCI: 00:0d.1 20 base 00000400 limit 000004ff io (fixed)

  976 00:33:00.574445  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

  977 00:33:00.584007  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff

  978 00:33:00.590873  avoid_fixed_resources:@DOMAIN: 0000 10000100 base b0000000 limit cfffffff

  979 00:33:00.594030  Setting resources...

  980 00:33:00.597211  DOMAIN: 0000 io: base:1000 size:60 align:6 gran:0 limit:ffff

  981 00:33:00.604151  PCI: 00:02.0 20 *  [0x1000 - 0x103f] io

  982 00:33:00.607355  PCI: 00:1f.1 20 *  [0x1040 - 0x105f] io

  983 00:33:00.613805  DOMAIN: 0000 io: next_base: 1060 size: 60 align: 6 gran: 0 done

  984 00:33:00.620265  PCI: 00:14.0 io: base:ffff size:0 align:12 gran:12 limit:ffff

  985 00:33:00.626698  PCI: 00:14.0 io: next_base: ffff size: 0 align: 12 gran: 12 done

  986 00:33:00.633627  DOMAIN: 0000 mem: base:b0000000 size:12b39100 align:28 gran:0 limit:cfffffff

  987 00:33:00.640125  PCI: 00:02.0 18 *  [0xb0000000 - 0xbfffffff] prefmem

  988 00:33:00.643393  PCI: 00:02.0 10 *  [0xc0000000 - 0xc0ffffff] mem

  989 00:33:00.649749  PCI: 00:03.0 10 *  [0xc1000000 - 0xc1ffffff] mem

  990 00:33:00.653103  PCI: 00:00.2 18 *  [0xc2000000 - 0xc27fffff] mem

  991 00:33:00.656819  PCI: 00:00.2 10 *  [0xc2800000 - 0xc28fffff] mem

  992 00:33:00.663337  PCI: 00:0e.0 20 *  [0xc2900000 - 0xc29fffff] mem

  993 00:33:00.666409  PCI: 00:14.0 20 *  [0xc2a00000 - 0xc2afffff] mem

  994 00:33:00.672884  PCI: 00:15.0 10 *  [0xc2b00000 - 0xc2b0ffff] mem

  995 00:33:00.675977  PCI: 00:00.1 10 *  [0xc2b10000 - 0xc2b17fff] mem

  996 00:33:00.682840  PCI: 00:0e.0 10 *  [0xc2b18000 - 0xc2b1bfff] mem

  997 00:33:00.685924  PCI: 00:0d.1 18 *  [0xc2b1c000 - 0xc2b1cfff] mem

  998 00:33:00.692419  PCI: 00:0d.2 10 *  [0xc2b1d000 - 0xc2b1dfff] mem

  999 00:33:00.695587  PCI: 00:0f.0 10 *  [0xc2b1e000 - 0xc2b1efff] mem

 1000 00:33:00.702493  PCI: 00:0f.1 10 *  [0xc2b1f000 - 0xc2b1ffff] mem

 1001 00:33:00.705606  PCI: 00:0f.2 10 *  [0xc2b20000 - 0xc2b20fff] mem

 1002 00:33:00.711991  PCI: 00:16.0 10 *  [0xc2b21000 - 0xc2b21fff] mem

 1003 00:33:00.715554  PCI: 00:16.0 18 *  [0xc2b22000 - 0xc2b22fff] mem

 1004 00:33:00.722404  PCI: 00:16.1 10 *  [0xc2b23000 - 0xc2b23fff] mem

 1005 00:33:00.725518  PCI: 00:16.1 18 *  [0xc2b24000 - 0xc2b24fff] mem

 1006 00:33:00.731904  PCI: 00:16.2 10 *  [0xc2b25000 - 0xc2b25fff] mem

 1007 00:33:00.735099  PCI: 00:16.2 18 *  [0xc2b26000 - 0xc2b26fff] mem

 1008 00:33:00.741863  PCI: 00:16.3 10 *  [0xc2b27000 - 0xc2b27fff] mem

 1009 00:33:00.744931  PCI: 00:16.3 18 *  [0xc2b28000 - 0xc2b28fff] mem

 1010 00:33:00.751953  PCI: 00:17.0 10 *  [0xc2b29000 - 0xc2b29fff] mem

 1011 00:33:00.755106  PCI: 00:17.0 18 *  [0xc2b2a000 - 0xc2b2afff] mem

 1012 00:33:00.762290  PCI: 00:17.1 10 *  [0xc2b2b000 - 0xc2b2bfff] mem

 1013 00:33:00.765574  PCI: 00:17.1 18 *  [0xc2b2c000 - 0xc2b2cfff] mem

 1014 00:33:00.771865  PCI: 00:18.0 10 *  [0xc2b2d000 - 0xc2b2dfff] mem

 1015 00:33:00.775032  PCI: 00:18.0 18 *  [0xc2b2e000 - 0xc2b2efff] mem

 1016 00:33:00.781320  PCI: 00:18.1 10 *  [0xc2b2f000 - 0xc2b2ffff] mem

 1017 00:33:00.784826  PCI: 00:18.1 18 *  [0xc2b30000 - 0xc2b30fff] mem

 1018 00:33:00.791806  PCI: 00:18.2 18 *  [0xc2b31000 - 0xc2b31fff] mem

 1019 00:33:00.794603  PCI: 00:19.0 10 *  [0xc2b32000 - 0xc2b32fff] mem

 1020 00:33:00.798092  PCI: 00:19.0 18 *  [0xc2b33000 - 0xc2b33fff] mem

 1021 00:33:00.804910  PCI: 00:1b.0 10 *  [0xc2b34000 - 0xc2b34fff] mem

 1022 00:33:00.808206  PCI: 00:1b.0 18 *  [0xc2b35000 - 0xc2b35fff] mem

 1023 00:33:00.815266  PCI: 00:1c.0 10 *  [0xc2b36000 - 0xc2b36fff] mem

 1024 00:33:00.818221  PCI: 00:1c.0 18 *  [0xc2b37000 - 0xc2b37fff] mem

 1025 00:33:00.824389  PCI: 00:00.2 20 *  [0xc2b38000 - 0xc2b381ff] mem

 1026 00:33:00.828328  PCI: 00:1f.1 10 *  [0xc2b39000 - 0xc2b390ff] mem

 1027 00:33:00.837878  DOMAIN: 0000 mem: next_base: c2b39100 size: 12b39100 align: 28 gran: 0 done

 1028 00:33:00.844811  PCI: 00:14.0 prefmem: base:cfffffff size:0 align:20 gran:20 limit:cfffffff

 1029 00:33:00.850980  PCI: 00:14.0 prefmem: next_base: cfffffff size: 0 align: 20 gran: 20 done

 1030 00:33:00.857692  PCI: 00:14.0 mem: base:c2a00000 size:100000 align:20 gran:20 limit:c2afffff

 1031 00:33:00.864393  PCI: 01:00.0 10 *  [0xc2a00000 - 0xc2a01fff] mem

 1032 00:33:00.871073  PCI: 00:14.0 mem: next_base: c2a02000 size: 100000 align: 20 gran: 20 done

 1033 00:33:00.874204  Root Device assign_resources, bus 0 link: 0

 1034 00:33:00.881234  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1035 00:33:00.887682  PCI: 00:00.1 10 <- [0x00c2b10000 - 0x00c2b17fff] size 0x00008000 gran 0x0f mem64

 1036 00:33:00.897369  PCI: 00:00.2 10 <- [0x00c2800000 - 0x00c28fffff] size 0x00100000 gran 0x14 mem64

 1037 00:33:00.904044  PCI: 00:00.2 18 <- [0x00c2000000 - 0x00c27fffff] size 0x00800000 gran 0x17 mem64

 1038 00:33:00.913955  PCI: 00:00.2 20 <- [0x00c2b38000 - 0x00c2b381ff] size 0x00000200 gran 0x09 mem64

 1039 00:33:00.920167  PCI: 00:02.0 10 <- [0x00c0000000 - 0x00c0ffffff] size 0x01000000 gran 0x18 mem64

 1040 00:33:00.930026  PCI: 00:02.0 18 <- [0x00b0000000 - 0x00bfffffff] size 0x10000000 gran 0x1c prefmem64

 1041 00:33:00.936958  PCI: 00:02.0 20 <- [0x0000001000 - 0x000000103f] size 0x00000040 gran 0x06 io

 1042 00:33:00.943716  PCI: 00:03.0 10 <- [0x00c1000000 - 0x00c1ffffff] size 0x01000000 gran 0x18 mem64

 1043 00:33:00.953302  PCI: 00:0d.1 18 <- [0x00c2b1c000 - 0x00c2b1cfff] size 0x00001000 gran 0x0c mem64

 1044 00:33:00.960329  PCI: 00:0d.1 10 <- [0x00fe042000 - 0x00fe043fff] size 0x00002000 gran 0x00 mem PMC BAR

 1045 00:33:00.969973  PCI: 00:0d.1 20 <- [0x0000000400 - 0x00000004ff] size 0x00000100 gran 0x00 io ACPI BAR

 1046 00:33:00.976503  PCI: 00:0d.2 10 <- [0x00c2b1d000 - 0x00c2b1dfff] size 0x00001000 gran 0x0c mem

 1047 00:33:00.986779  PCI: 00:0d.3 10 <- [0x00fe900000 - 0x00fe901fff] size 0x00002000 gran 0x00 mem SRAM BAR 0

 1048 00:33:00.996290  PCI: 00:0d.3 18 <- [0x00fe902000 - 0x00fe902fff] size 0x00001000 gran 0x00 mem SRAM BAR 2

 1049 00:33:01.002955  PCI: 00:0e.0 10 <- [0x00c2b18000 - 0x00c2b1bfff] size 0x00004000 gran 0x0e mem64

 1050 00:33:01.012860  PCI: 00:0e.0 20 <- [0x00c2900000 - 0x00c29fffff] size 0x00100000 gran 0x14 mem64

 1051 00:33:01.016205  PCI: 00:0e.0 assign_resources, bus 0 link: 0

 1052 00:33:01.022841  PCI: 00:0e.0 assign_resources, bus 0 link: 0

 1053 00:33:01.029346  PCI: 00:0f.0 10 <- [0x00c2b1e000 - 0x00c2b1efff] size 0x00001000 gran 0x0c mem64

 1054 00:33:01.039321  PCI: 00:0f.1 10 <- [0x00c2b1f000 - 0x00c2b1ffff] size 0x00001000 gran 0x0c mem64

 1055 00:33:01.045894  PCI: 00:0f.2 10 <- [0x00c2b20000 - 0x00c2b20fff] size 0x00001000 gran 0x0c mem64

 1056 00:33:01.055511  PCI: 00:14.0 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io

 1057 00:33:01.062141  PCI: 00:14.0 24 <- [0x00cfffffff - 0x00cffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1058 00:33:01.072425  PCI: 00:14.0 20 <- [0x00c2a00000 - 0x00c2afffff] size 0x00100000 gran 0x14 bus 01 mem

 1059 00:33:01.075578  PCI: 00:14.0 assign_resources, bus 1 link: 0

 1060 00:33:01.085548  PCI: 01:00.0 10 <- [0x00c2a00000 - 0x00c2a01fff] size 0x00002000 gran 0x0d mem64

 1061 00:33:01.088669  PCI: 00:14.0 assign_resources, bus 1 link: 0

 1062 00:33:01.098542  PCI: 00:15.0 10 <- [0x00c2b00000 - 0x00c2b0ffff] size 0x00010000 gran 0x10 mem64

 1063 00:33:01.104980  PCI: 00:16.0 10 <- [0x00c2b21000 - 0x00c2b21fff] size 0x00001000 gran 0x0c mem64

 1064 00:33:01.115207  PCI: 00:16.0 18 <- [0x00c2b22000 - 0x00c2b22fff] size 0x00001000 gran 0x0c mem64

 1065 00:33:01.118599  PCI: 00:16.0 assign_resources, bus 1 link: 0

 1066 00:33:01.125289  PCI: 00:16.0 assign_resources, bus 1 link: 0

 1067 00:33:01.131662  PCI: 00:16.1 10 <- [0x00c2b23000 - 0x00c2b23fff] size 0x00001000 gran 0x0c mem64

 1068 00:33:01.138193  PCI: 00:16.1 18 <- [0x00c2b24000 - 0x00c2b24fff] size 0x00001000 gran 0x0c mem64

 1069 00:33:01.148277  PCI: 00:16.2 10 <- [0x00c2b25000 - 0x00c2b25fff] size 0x00001000 gran 0x0c mem64

 1070 00:33:01.154753  PCI: 00:16.2 18 <- [0x00c2b26000 - 0x00c2b26fff] size 0x00001000 gran 0x0c mem64

 1071 00:33:01.161106  PCI: 00:16.2 assign_resources, bus 2 link: 0

 1072 00:33:01.164604  PCI: 00:16.2 assign_resources, bus 2 link: 0

 1073 00:33:01.174483  PCI: 00:16.3 10 <- [0x00c2b27000 - 0x00c2b27fff] size 0x00001000 gran 0x0c mem64

 1074 00:33:01.180954  PCI: 00:16.3 18 <- [0x00c2b28000 - 0x00c2b28fff] size 0x00001000 gran 0x0c mem64

 1075 00:33:01.184086  PCI: 00:16.3 assign_resources, bus 3 link: 0

 1076 00:33:01.190971  PCI: 00:16.3 assign_resources, bus 3 link: 0

 1077 00:33:01.197432  PCI: 00:17.0 10 <- [0x00c2b29000 - 0x00c2b29fff] size 0x00001000 gran 0x0c mem64

 1078 00:33:01.207641  PCI: 00:17.0 18 <- [0x00c2b2a000 - 0x00c2b2afff] size 0x00001000 gran 0x0c mem64

 1079 00:33:01.210854  PCI: 00:17.0 assign_resources, bus 4 link: 0

 1080 00:33:01.217602  PCI: 00:17.0 assign_resources, bus 4 link: 0

 1081 00:33:01.223816  PCI: 00:17.1 10 <- [0x00c2b2b000 - 0x00c2b2bfff] size 0x00001000 gran 0x0c mem64

 1082 00:33:01.230380  PCI: 00:17.1 18 <- [0x00c2b2c000 - 0x00c2b2cfff] size 0x00001000 gran 0x0c mem64

 1083 00:33:01.237112  PCI: 00:17.1 assign_resources, bus 5 link: 0

 1084 00:33:01.240295  PCI: 00:17.1 assign_resources, bus 5 link: 0

 1085 00:33:01.250420  PCI: 00:18.0 10 <- [0x00c2b2d000 - 0x00c2b2dfff] size 0x00001000 gran 0x0c mem64

 1086 00:33:01.257271  PCI: 00:18.0 18 <- [0x00c2b2e000 - 0x00c2b2efff] size 0x00001000 gran 0x0c mem64

 1087 00:33:01.266923  PCI: 00:18.1 10 <- [0x00c2b2f000 - 0x00c2b2ffff] size 0x00001000 gran 0x0c mem64

 1088 00:33:01.273700  PCI: 00:18.1 18 <- [0x00c2b30000 - 0x00c2b30fff] size 0x00001000 gran 0x0c mem64

 1089 00:33:01.283946  PCI: 00:18.2 18 <- [0x00c2b31000 - 0x00c2b31fff] size 0x00001000 gran 0x0c mem64

 1090 00:33:01.290248  PCI: 00:19.0 10 <- [0x00c2b32000 - 0x00c2b32fff] size 0x00001000 gran 0x0c mem64

 1091 00:33:01.296873  PCI: 00:19.0 18 <- [0x00c2b33000 - 0x00c2b33fff] size 0x00001000 gran 0x0c mem64

 1092 00:33:01.306589  PCI: 00:1b.0 10 <- [0x00c2b34000 - 0x00c2b34fff] size 0x00001000 gran 0x0c mem64

 1093 00:33:01.313534  PCI: 00:1b.0 18 <- [0x00c2b35000 - 0x00c2b35fff] size 0x00001000 gran 0x0c mem64

 1094 00:33:01.323249  PCI: 00:1c.0 10 <- [0x00c2b36000 - 0x00c2b36fff] size 0x00001000 gran 0x0c mem64

 1095 00:33:01.329741  PCI: 00:1c.0 18 <- [0x00c2b37000 - 0x00c2b37fff] size 0x00001000 gran 0x0c mem64

 1096 00:33:01.336880  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1097 00:33:01.340038  PNP: 0c09.0 missing set_resources

 1098 00:33:01.343435  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1099 00:33:01.349777  LPC: Trying to open IO window from 800 size 1ff

 1100 00:33:01.353064  LPC: Opened IO window LGIR3: base 800 size 100

 1101 00:33:01.356607  LPC: Cannot open IO window: 900 size ff

 1102 00:33:01.359790  No more IO windows

 1103 00:33:01.366716  PCI: 00:1f.1 10 <- [0x00c2b39000 - 0x00c2b390ff] size 0x00000100 gran 0x08 mem64

 1104 00:33:01.376256  PCI: 00:1f.1 20 <- [0x0000001040 - 0x000000105f] size 0x00000020 gran 0x05 io

 1105 00:33:01.379455  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1106 00:33:01.382799  Root Device assign_resources, bus 0 link: 0

 1107 00:33:01.386285  Done setting resources.

 1108 00:33:01.393053  Show resources in subtree (Root Device)...After assigning values.

 1109 00:33:01.395853   Root Device child on link 0 CPU_CLUSTER: 0

 1110 00:33:01.402675    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1111 00:33:01.403095     APIC: 00

 1112 00:33:01.405949    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1113 00:33:01.415897    DOMAIN: 0000 resource base 1000 size 60 align 6 gran 0 limit ffff flags 40040100 index 10000000

 1114 00:33:01.428678    DOMAIN: 0000 resource base b0000000 size 12b39100 align 28 gran 0 limit cfffffff flags 40040200 index 10000100

 1115 00:33:01.428762     PCI: 00:00.0

 1116 00:33:01.438625     PCI: 00:00.0 resource base e0000000 size 10000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1117 00:33:01.448500     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1118 00:33:01.458481     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 2

 1119 00:33:01.468583     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 3

 1120 00:33:01.478009     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index 5

 1121 00:33:01.488366     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index 6

 1122 00:33:01.497828     PCI: 00:00.0 resource base 100000000 size 80000000 align 0 gran 0 limit 0 flags e0004200 index 7

 1123 00:33:01.504786     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 8

 1124 00:33:01.514392     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 9

 1125 00:33:01.524676     PCI: 00:00.0 resource base 11800000 size 400000 align 0 gran 0 limit 0 flags f0004200 index a

 1126 00:33:01.534540     PCI: 00:00.0 resource base 11000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1127 00:33:01.544278     PCI: 00:00.0 resource base 12000000 size 100000 align 0 gran 0 limit 0 flags f0004200 index c

 1128 00:33:01.553814     PCI: 00:00.0 resource base 12150000 size 1000 align 0 gran 0 limit 0 flags f0004200 index d

 1129 00:33:01.563876     PCI: 00:00.0 resource base 12140000 size 10000 align 0 gran 0 limit 0 flags f0004200 index e

 1130 00:33:01.570291     PCI: 00:00.0 resource base 10000000 size 1000000 align 0 gran 0 limit 0 flags f0004200 index f

 1131 00:33:01.580431     PCI: 00:00.0 resource base 11c00000 size 400000 align 0 gran 0 limit 0 flags f0004200 index 10

 1132 00:33:01.590437     PCI: 00:00.0 resource base 12100000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 11

 1133 00:33:01.593801     PCI: 00:00.1

 1134 00:33:01.603511     PCI: 00:00.1 resource base c2b10000 size 8000 align 15 gran 15 limit c2b17fff flags 60000201 index 10

 1135 00:33:01.603594     PCI: 00:00.2

 1136 00:33:01.616630     PCI: 00:00.2 resource base c2800000 size 100000 align 20 gran 20 limit c28fffff flags 60000201 index 10

 1137 00:33:01.626399     PCI: 00:00.2 resource base c2000000 size 800000 align 23 gran 23 limit c27fffff flags 60000201 index 18

 1138 00:33:01.636748     PCI: 00:00.2 resource base c2b38000 size 200 align 12 gran 9 limit c2b381ff flags 60000201 index 20

 1139 00:33:01.636831     PCI: 00:02.0

 1140 00:33:01.649986     PCI: 00:02.0 resource base c0000000 size 1000000 align 24 gran 24 limit c0ffffff flags 60000201 index 10

 1141 00:33:01.659539     PCI: 00:02.0 resource base b0000000 size 10000000 align 28 gran 28 limit bfffffff flags 60001201 index 18

 1142 00:33:01.669327     PCI: 00:02.0 resource base 1000 size 40 align 6 gran 6 limit 103f flags 60000100 index 20

 1143 00:33:01.669408     PCI: 00:03.0

 1144 00:33:01.679399     PCI: 00:03.0 resource base c1000000 size 1000000 align 24 gran 24 limit c1ffffff flags 60000201 index 10

 1145 00:33:01.682676     PCI: 00:0d.0

 1146 00:33:01.692662     PCI: 00:0d.0 resource base d0000000 size 1000000 align 0 gran 0 limit 0 flags f0000200 index 10

 1147 00:33:01.692759     PCI: 00:0d.1

 1148 00:33:01.702596     PCI: 00:0d.1 resource base fe042000 size 2000 align 0 gran 0 limit 0 flags e0000200 index 10

 1149 00:33:01.712277     PCI: 00:0d.1 resource base c2b1c000 size 1000 align 12 gran 12 limit c2b1cfff flags 60000201 index 18

 1150 00:33:01.722499     PCI: 00:0d.1 resource base 400 size 100 align 0 gran 0 limit 0 flags e0000100 index 20

 1151 00:33:01.725589     PCI: 00:0d.2

 1152 00:33:01.735287     PCI: 00:0d.2 resource base c2b1d000 size 1000 align 12 gran 12 limit c2b1dfff flags 60000200 index 10

 1153 00:33:01.735368     PCI: 00:0d.3

 1154 00:33:01.745218     PCI: 00:0d.3 resource base fe900000 size 2000 align 0 gran 0 limit 0 flags e0000200 index 10

 1155 00:33:01.755390     PCI: 00:0d.3 resource base fe902000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 18

 1156 00:33:01.758609     PCI: 00:0e.0 child on link 0 GENERIC: 0.0

 1157 00:33:01.771984     PCI: 00:0e.0 resource base c2b18000 size 4000 align 14 gran 14 limit c2b1bfff flags 60000201 index 10

 1158 00:33:01.781685     PCI: 00:0e.0 resource base c2900000 size 100000 align 20 gran 20 limit c29fffff flags 60000201 index 20

 1159 00:33:01.781769      GENERIC: 0.0

 1160 00:33:01.785036     PCI: 00:0f.0

 1161 00:33:01.795085     PCI: 00:0f.0 resource base c2b1e000 size 1000 align 12 gran 12 limit c2b1efff flags 60000201 index 10

 1162 00:33:01.795167     PCI: 00:0f.1

 1163 00:33:01.808136     PCI: 00:0f.1 resource base c2b1f000 size 1000 align 12 gran 12 limit c2b1ffff flags 60000201 index 10

 1164 00:33:01.808218     PCI: 00:0f.2

 1165 00:33:01.817853     PCI: 00:0f.2 resource base c2b20000 size 1000 align 12 gran 12 limit c2b20fff flags 60000201 index 10

 1166 00:33:01.821081     PCI: 00:11.0

 1167 00:33:01.821163     PCI: 00:12.0

 1168 00:33:01.824416     PCI: 00:13.0

 1169 00:33:01.824523     PCI: 00:13.1

 1170 00:33:01.827747     PCI: 00:13.2

 1171 00:33:01.827827     PCI: 00:13.3

 1172 00:33:01.834305     PCI: 00:14.0 child on link 0 PCI: 01:00.0

 1173 00:33:01.841230     PCI: 00:14.0 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1174 00:33:01.850979     PCI: 00:14.0 resource base cfffffff size 0 align 20 gran 20 limit cfffffff flags 60081202 index 24

 1175 00:33:01.864482     PCI: 00:14.0 resource base c2a00000 size 100000 align 20 gran 20 limit c2afffff flags 60080202 index 20

 1176 00:33:01.864615      PCI: 01:00.0

 1177 00:33:01.874089      PCI: 01:00.0 resource base c2a00000 size 2000 align 13 gran 13 limit c2a01fff flags 60000201 index 10

 1178 00:33:01.877284     PCI: 00:14.1

 1179 00:33:01.877389     PCI: 00:15.0

 1180 00:33:01.891009     PCI: 00:15.0 resource base c2b00000 size 10000 align 16 gran 16 limit c2b0ffff flags 60000201 index 10

 1181 00:33:01.891132     PCI: 00:15.1

 1182 00:33:01.894197     PCI: 00:16.0 child on link 0 I2C: 01:1a

 1183 00:33:01.904263     PCI: 00:16.0 resource base c2b21000 size 1000 align 12 gran 12 limit c2b21fff flags 60000201 index 10

 1184 00:33:01.917534     PCI: 00:16.0 resource base c2b22000 size 1000 align 12 gran 12 limit c2b22fff flags 60000201 index 18

 1185 00:33:01.917959      I2C: 01:1a

 1186 00:33:01.920885     PCI: 00:16.1

 1187 00:33:01.930591     PCI: 00:16.1 resource base c2b23000 size 1000 align 12 gran 12 limit c2b23fff flags 60000201 index 10

 1188 00:33:01.940418     PCI: 00:16.1 resource base c2b24000 size 1000 align 12 gran 12 limit c2b24fff flags 60000201 index 18

 1189 00:33:01.943825     PCI: 00:16.2 child on link 0 I2C: 02:50

 1190 00:33:01.953365     PCI: 00:16.2 resource base c2b25000 size 1000 align 12 gran 12 limit c2b25fff flags 60000201 index 10

 1191 00:33:01.966736     PCI: 00:16.2 resource base c2b26000 size 1000 align 12 gran 12 limit c2b26fff flags 60000201 index 18

 1192 00:33:01.967174      I2C: 02:50

 1193 00:33:01.970124     PCI: 00:16.3 child on link 0 I2C: 03:10

 1194 00:33:01.980112     PCI: 00:16.3 resource base c2b27000 size 1000 align 12 gran 12 limit c2b27fff flags 60000201 index 10

 1195 00:33:01.993325     PCI: 00:16.3 resource base c2b28000 size 1000 align 12 gran 12 limit c2b28fff flags 60000201 index 18

 1196 00:33:01.993840      I2C: 03:10

 1197 00:33:01.996829      I2C: 03:39

 1198 00:33:01.999675     PCI: 00:17.0 child on link 0 I2C: 04:15

 1199 00:33:02.009678     PCI: 00:17.0 resource base c2b29000 size 1000 align 12 gran 12 limit c2b29fff flags 60000201 index 10

 1200 00:33:02.019862     PCI: 00:17.0 resource base c2b2a000 size 1000 align 12 gran 12 limit c2b2afff flags 60000201 index 18

 1201 00:33:02.022723      I2C: 04:15

 1202 00:33:02.023238      I2C: 04:2c

 1203 00:33:02.026406     PCI: 00:17.1 child on link 0 I2C: 05:09

 1204 00:33:02.039297     PCI: 00:17.1 resource base c2b2b000 size 1000 align 12 gran 12 limit c2b2bfff flags 60000201 index 10

 1205 00:33:02.049248     PCI: 00:17.1 resource base c2b2c000 size 1000 align 12 gran 12 limit c2b2cfff flags 60000201 index 18

 1206 00:33:02.049831      I2C: 05:09

 1207 00:33:02.052622     PCI: 00:17.2

 1208 00:33:02.053173     PCI: 00:17.3

 1209 00:33:02.055786     PCI: 00:18.0

 1210 00:33:02.065600     PCI: 00:18.0 resource base c2b2d000 size 1000 align 12 gran 12 limit c2b2dfff flags 60000201 index 10

 1211 00:33:02.075601     PCI: 00:18.0 resource base c2b2e000 size 1000 align 12 gran 12 limit c2b2efff flags 60000201 index 18

 1212 00:33:02.076053     PCI: 00:18.1

 1213 00:33:02.089150     PCI: 00:18.1 resource base c2b2f000 size 1000 align 12 gran 12 limit c2b2ffff flags 60000201 index 10

 1214 00:33:02.098687     PCI: 00:18.1 resource base c2b30000 size 1000 align 12 gran 12 limit c2b30fff flags 60000201 index 18

 1215 00:33:02.099108     PCI: 00:18.2

 1216 00:33:02.108732     PCI: 00:18.2 resource base de000000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 10

 1217 00:33:02.118467     PCI: 00:18.2 resource base c2b31000 size 1000 align 12 gran 12 limit c2b31fff flags 60000201 index 18

 1218 00:33:02.122069     PCI: 00:18.3

 1219 00:33:02.122483     PCI: 00:19.0

 1220 00:33:02.131756     PCI: 00:19.0 resource base c2b32000 size 1000 align 12 gran 12 limit c2b32fff flags 60000201 index 10

 1221 00:33:02.144794     PCI: 00:19.0 resource base c2b33000 size 1000 align 12 gran 12 limit c2b33fff flags 60000201 index 18

 1222 00:33:02.145211     PCI: 00:19.1

 1223 00:33:02.148426     PCI: 00:19.2

 1224 00:33:02.148837     PCI: 00:1a.0

 1225 00:33:02.151649     PCI: 00:1b.0

 1226 00:33:02.161238     PCI: 00:1b.0 resource base c2b34000 size 1000 align 12 gran 12 limit c2b34fff flags 60000201 index 10

 1227 00:33:02.170909     PCI: 00:1b.0 resource base c2b35000 size 1000 align 12 gran 12 limit c2b35fff flags 60000201 index 18

 1228 00:33:02.171018     PCI: 00:1c.0

 1229 00:33:02.183775     PCI: 00:1c.0 resource base c2b36000 size 1000 align 12 gran 12 limit c2b36fff flags 60000201 index 10

 1230 00:33:02.194250     PCI: 00:1c.0 resource base c2b37000 size 1000 align 12 gran 12 limit c2b37fff flags 60000201 index 18

 1231 00:33:02.194358     PCI: 00:1e.0

 1232 00:33:02.200472     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1233 00:33:02.207370     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1234 00:33:02.210575      PNP: 0c09.0

 1235 00:33:02.217001      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1236 00:33:02.220904     PCI: 00:1f.1

 1237 00:33:02.230546     PCI: 00:1f.1 resource base c2b39000 size 100 align 12 gran 8 limit c2b390ff flags 60000201 index 10

 1238 00:33:02.240396     PCI: 00:1f.1 resource base 1040 size 20 align 5 gran 5 limit 105f flags 60000100 index 20

 1239 00:33:02.243947  Done allocating resources.

 1240 00:33:02.246798  BS: BS_DEV_RESOURCES times (us): entry 0 run 2962322 exit 0

 1241 00:33:02.250564  Enabling resources...

 1242 00:33:02.253622  PCI: 00:00.0 cmd <- 07

 1243 00:33:02.256987  PCI: 00:00.1 subsystem <- 8086/5a8c

 1244 00:33:02.260084  PCI: 00:00.1 cmd <- 02

 1245 00:33:02.263395  PCI: 00:00.2 subsystem <- 8086/5a8e

 1246 00:33:02.266665  PCI: 00:00.2 cmd <- 06

 1247 00:33:02.269869  PCI: 00:02.0 cmd <- 03

 1248 00:33:02.273702  PCI: 00:03.0 subsystem <- 8086/5a88

 1249 00:33:02.273901  PCI: 00:03.0 cmd <- 02

 1250 00:33:02.276909  PCI: 00:0d.1 cmd <- 07

 1251 00:33:02.280159  PCI: 00:0d.2 subsystem <- 8086/5a96

 1252 00:33:02.283690  PCI: 00:0d.2 cmd <- 406

 1253 00:33:02.286645  PCI: 00:0d.3 cmd <- 06

 1254 00:33:02.290051  PCI: 00:0e.0 cmd <- 02

 1255 00:33:02.290487  PCI: 00:0f.0 cmd <- 06

 1256 00:33:02.293263  PCI: 00:0f.1 cmd <- 06

 1257 00:33:02.297077  PCI: 00:0f.2 cmd <- 06

 1258 00:33:02.300311  PCI: 00:14.0 bridge ctrl <- 0003

 1259 00:33:02.303509  PCI: 00:14.0 cmd <- 06

 1260 00:33:02.303942  PCI: 00:15.0 cmd <- 02

 1261 00:33:02.306710  PCI: 00:16.0 cmd <- 02

 1262 00:33:02.310142  PCI: 00:16.1 cmd <- 02

 1263 00:33:02.313503  PCI: 00:16.2 cmd <- 06

 1264 00:33:02.316919  PCI: 00:16.3 cmd <- 02

 1265 00:33:02.317510  PCI: 00:17.0 cmd <- 02

 1266 00:33:02.320000  PCI: 00:17.1 cmd <- 02

 1267 00:33:02.323235  PCI: 00:18.0 cmd <- 02

 1268 00:33:02.326371  PCI: 00:18.1 cmd <- 02

 1269 00:33:02.326796  PCI: 00:18.2 cmd <- 06

 1270 00:33:02.332837  PCI: 00:19.0 subsystem <- 8086/5ac2

 1271 00:33:02.333249  PCI: 00:19.0 cmd <- 02

 1272 00:33:02.336292  PCI: 00:1b.0 cmd <- 06

 1273 00:33:02.339262  PCI: 00:1c.0 subsystem <- 8086/5acc

 1274 00:33:02.342930  PCI: 00:1c.0 cmd <- 06

 1275 00:33:02.346423  PCI: 00:1f.0 cmd <- 07

 1276 00:33:02.349700  PCI: 00:1f.1 subsystem <- 8086/5ad4

 1277 00:33:02.352684  PCI: 00:1f.1 cmd <- 03

 1278 00:33:02.355962  PCI: 01:00.0 subsystem <- 8086/095a

 1279 00:33:02.359261  PCI: 01:00.0 cmd <- 02

 1280 00:33:02.362917  done.

 1281 00:33:02.366479  BS: BS_DEV_ENABLE times (us): entry 162 run 112899 exit 0

 1282 00:33:02.372841  FMAP: area FPF_STATUS found @ 42f000 (4096 bytes)

 1283 00:33:02.376045  Initializing devices...

 1284 00:33:02.376454  Root Device init ...

 1285 00:33:02.383209  Root Device init finished in 2145 usecs

 1286 00:33:02.383869  CPU_CLUSTER: 0 init ...

 1287 00:33:02.386176  MTRR: Physical address space:

 1288 00:33:02.392972  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1289 00:33:02.399600  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1290 00:33:02.406220  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1291 00:33:02.412694  0x000000007b800000 - 0x00000000b0000000 size 0x34800000 type 0

 1292 00:33:02.419127  0x00000000b0000000 - 0x00000000c0000000 size 0x10000000 type 1

 1293 00:33:02.426080  0x00000000c0000000 - 0x0000000100000000 size 0x40000000 type 0

 1294 00:33:02.432402  0x0000000100000000 - 0x0000000180000000 size 0x80000000 type 6

 1295 00:33:02.435789  MTRR: Fixed MSR 0x250 0x0606060606060606

 1296 00:33:02.439332  MTRR: Fixed MSR 0x258 0x0606060606060606

 1297 00:33:02.442573  MTRR: Fixed MSR 0x259 0x0000000000000000

 1298 00:33:02.448998  MTRR: Fixed MSR 0x268 0x0606060606060606

 1299 00:33:02.452224  MTRR: Fixed MSR 0x269 0x0606060606060606

 1300 00:33:02.455849  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1301 00:33:02.458915  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1302 00:33:02.465546  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1303 00:33:02.468902  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1304 00:33:02.471869  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1305 00:33:02.475781  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1306 00:33:02.479070  call enable_fixed_mtrr()

 1307 00:33:02.482255  CPU physical address size: 39 bits

 1308 00:33:02.488705  MTRR: default type WB/UC MTRR counts: 6/8.

 1309 00:33:02.491927  MTRR: WB selected as default type.

 1310 00:33:02.498627  MTRR: 0 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1311 00:33:02.502205  MTRR: 1 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1312 00:33:02.508356  MTRR: 2 base 0x0000000080000000 mask 0x0000007fe0000000 type 0

 1313 00:33:02.515250  MTRR: 3 base 0x00000000a0000000 mask 0x0000007ff0000000 type 0

 1314 00:33:02.521597  MTRR: 4 base 0x00000000b0000000 mask 0x0000007ff0000000 type 1

 1315 00:33:02.528166  MTRR: 5 base 0x00000000c0000000 mask 0x0000007fc0000000 type 0

 1316 00:33:02.528619  

 1317 00:33:02.528990  MTRR check

 1318 00:33:02.531473  Fixed MTRRs   : Enabled

 1319 00:33:02.534627  Variable MTRRs: Enabled

 1320 00:33:02.535076  

 1321 00:33:02.537791  Detected 4 core, 4 thread CPU.

 1322 00:33:02.541602  Will perform SMM setup.

 1323 00:33:02.544774  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1324 00:33:02.548148  CBFS @ 205000 size 17b000

 1325 00:33:02.554305  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1326 00:33:02.557462  CBFS: Locating 'cpu_microcode_blob.bin'

 1327 00:33:02.560718  CBFS: Found @ offset 11d40 size 4000

 1328 00:33:02.563871  microcode: sig=0x506c9 pf=0x1 revision=0x2c

 1329 00:33:02.571408  CPU: Intel(R) Pentium(R) CPU N4200 @ 1.10GHz.

 1330 00:33:02.577900  Loading module at 00030000 with entry 00030000. filesize: 0x130 memsize: 0x130

 1331 00:33:02.584206  Processing 16 relocs. Offset value of 0x00030000

 1332 00:33:02.587571  Attempting to start 3 APs

 1333 00:33:02.591007  Waiting for 10ms after sending INIT.

 1334 00:33:02.604911  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 6.

 1335 00:33:02.607925  AP: slot 3 apic_id 2.

 1336 00:33:02.611668  AP: slot 2 apic_id 4.

 1337 00:33:02.612302  done.

 1338 00:33:02.614731  Waiting for 2nd SIPI to complete...done.

 1339 00:33:02.621402  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

 1340 00:33:02.627787  Processing 12 relocs. Offset value of 0x00038000

 1341 00:33:02.634077  SMM Module: stub loaded at 00038000. Will call 7ab9065d(00000000)

 1342 00:33:02.637237  Installing SMM handler to 0x7b000000

 1343 00:33:02.644298  Loading module at 7b010000 with entry 7b010cfc. filesize: 0x3550 memsize: 0x7630

 1344 00:33:02.650697  Processing 229 relocs. Offset value of 0x7b010000

 1345 00:33:02.657836  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

 1346 00:33:02.663978  Processing 12 relocs. Offset value of 0x7b008000

 1347 00:33:02.670512  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

 1348 00:33:02.673770  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

 1349 00:33:02.680535  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

 1350 00:33:02.687152  SMM Module: stub loaded at 7b008000. Will call 7b010cfc(00000000)

 1351 00:33:02.690534  Clearing SMI status registers

 1352 00:33:02.694077  New SMBASE 0x7afff800

 1353 00:33:02.694494  Relocation complete.

 1354 00:33:02.696835  New SMBASE 0x7afffc00

 1355 00:33:02.700486  Relocation complete.

 1356 00:33:02.700930  New SMBASE 0x7afff400

 1357 00:33:02.703711  Relocation complete.

 1358 00:33:02.707081  New SMBASE 0x7b000000

 1359 00:33:02.707624  Relocation complete.

 1360 00:33:02.710185  Initializing CPU #0

 1361 00:33:02.713639  CPU: vendor Intel device 506c9

 1362 00:33:02.716714  CPU: family 06, model 5c, stepping 09

 1363 00:33:02.720460  CPU #0 initialized

 1364 00:33:02.720983  Initializing CPU #3

 1365 00:33:02.723553  Initializing CPU #2

 1366 00:33:02.726574  Initializing CPU #1

 1367 00:33:02.729926  CPU: vendor Intel device 506c9

 1368 00:33:02.732986  CPU: family 06, model 5c, stepping 09

 1369 00:33:02.736487  CPU: vendor Intel device 506c9

 1370 00:33:02.740042  CPU: family 06, model 5c, stepping 09

 1371 00:33:02.743406  CPU #3 initialized

 1372 00:33:02.743817  CPU #2 initialized

 1373 00:33:02.746455  CPU: vendor Intel device 506c9

 1374 00:33:02.749715  CPU: family 06, model 5c, stepping 09

 1375 00:33:02.752911  CPU #1 initialized

 1376 00:33:02.753361  Enabling SMIs.

 1377 00:33:02.759475  MTRR: TEMPORARY Physical address space:

 1378 00:33:02.766364  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1379 00:33:02.769617  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1380 00:33:02.776077  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1381 00:33:02.782619  0x000000007b800000 - 0x00000000ff000000 size 0x83800000 type 0

 1382 00:33:02.789352  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5

 1383 00:33:02.795988  0x0000000100000000 - 0x0000000180000000 size 0x80000000 type 6

 1384 00:33:02.798939  MTRR: default type WB/UC MTRR counts: 10/8.

 1385 00:33:02.802425  MTRR: UC selected as default type.

 1386 00:33:02.809022  MTRR: 0 base 0x0000000000000000 mask 0x0000007fc0000000 type 6

 1387 00:33:02.815485  MTRR: 1 base 0x0000000040000000 mask 0x0000007fe0000000 type 6

 1388 00:33:02.822282  MTRR: 2 base 0x0000000060000000 mask 0x0000007ff0000000 type 6

 1389 00:33:02.828949  MTRR: 3 base 0x0000000070000000 mask 0x0000007ff8000000 type 6

 1390 00:33:02.835530  MTRR: 4 base 0x0000000078000000 mask 0x0000007ffc000000 type 6

 1391 00:33:02.842191  MTRR: 5 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1392 00:33:02.848642  MTRR: 6 base 0x00000000ff000000 mask 0x0000007fff000000 type 5

 1393 00:33:02.855477  MTRR: 7 base 0x0000000100000000 mask 0x0000007f00000000 type 6

 1394 00:33:02.858764  CPU_CLUSTER: 0 init finished in 469830 usecs

 1395 00:33:02.861986  PCI: 00:00.0 init ...

 1396 00:33:02.865176  PCI: 00:00.0 init finished in 2230 usecs

 1397 00:33:02.868378  PCI: 00:00.1 init ...

 1398 00:33:02.871744  PCI: 00:00.1 init finished in 2242 usecs

 1399 00:33:02.875029  PCI: 00:00.2 init ...

 1400 00:33:02.878135  PCI: 00:00.2 init finished in 2234 usecs

 1401 00:33:02.881974  PCI: 00:02.0 init ...

 1402 00:33:02.885086  PCI: 00:02.0 init finished in 2233 usecs

 1403 00:33:02.888194  PCI: 00:03.0 init ...

 1404 00:33:02.891248  PCI: 00:03.0 init finished in 2240 usecs

 1405 00:33:02.894920  PCI: 00:0d.1 init ...

 1406 00:33:02.898469  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

 1407 00:33:02.905114  gpe0_sts[1]: 0ead33f7 gpe0_en[1]: 00000000

 1408 00:33:02.907989  gpe0_sts[2]: 3ffd0024 gpe0_en[2]: 00000000

 1409 00:33:02.911463  gpe0_sts[3]: 800ec00e gpe0_en[3]: 00000000

 1410 00:33:02.919476  Disabling ACPI via APMC:Done.

 1411 00:33:02.922610  SLP S3 assertion width: 50000 usecs

 1412 00:33:02.925588  PCI: 00:0d.1 init finished in 28380 usecs

 1413 00:33:02.929264  PCI: 00:0d.2 init ...

 1414 00:33:02.932442  PCI: 00:0d.2 init finished in 2238 usecs

 1415 00:33:02.935536  PCI: 00:0f.0 init ...

 1416 00:33:02.939268  PCI: 00:0f.0 init finished in 2241 usecs

 1417 00:33:02.942558  PCI: 00:0f.1 init ...

 1418 00:33:02.945880  PCI: 00:0f.1 init finished in 2234 usecs

 1419 00:33:02.948784  PCI: 00:0f.2 init ...

 1420 00:33:02.952290  PCI: 00:0f.2 init finished in 2239 usecs

 1421 00:33:02.956689  PCI: 00:15.0 init ...

 1422 00:33:02.960273  PCI: 00:15.0 init finished in 2240 usecs

 1423 00:33:02.963557  PCI: 00:16.0 init ...

 1424 00:33:02.966867  LPSS I2C bus 0 at 0xc2b21000 (400 KHz)

 1425 00:33:02.973460  PCI: 00:16.0 init finished in 6135 usecs

 1426 00:33:02.973812  PCI: 00:16.1 init ...

 1427 00:33:02.980199  LPSS I2C bus 1 at 0xc2b23000 (400 KHz)

 1428 00:33:02.983439  PCI: 00:16.1 init finished in 6133 usecs

 1429 00:33:02.987050  PCI: 00:16.2 init ...

 1430 00:33:02.990041  LPSS I2C bus 2 at 0xc2b25000 (400 KHz)

 1431 00:33:02.993344  PCI: 00:16.2 init finished in 6138 usecs

 1432 00:33:02.996448  PCI: 00:16.3 init ...

 1433 00:33:03.000211  LPSS I2C bus 3 at 0xc2b27000 (400 KHz)

 1434 00:33:03.002940  PCI: 00:16.3 init finished in 6136 usecs

 1435 00:33:03.006299  PCI: 00:17.0 init ...

 1436 00:33:03.009965  LPSS I2C bus 4 at 0xc2b29000 (400 KHz)

 1437 00:33:03.013000  PCI: 00:17.0 init finished in 6133 usecs

 1438 00:33:03.016267  PCI: 00:17.1 init ...

 1439 00:33:03.019484  LPSS I2C bus 5 at 0xc2b2b000 (400 KHz)

 1440 00:33:03.026028  PCI: 00:17.1 init finished in 6137 usecs

 1441 00:33:03.029592  PCI: 00:19.0 init ...

 1442 00:33:03.032858  PCI: 00:19.0 init finished in 2241 usecs

 1443 00:33:03.036027  PCI: 00:1c.0 init ...

 1444 00:33:03.039273  PCI: 00:1c.0 init finished in 2238 usecs

 1445 00:33:03.042847  PCI: 00:1f.0 init ...

 1446 00:33:03.046201  RTC Init

 1447 00:33:03.049536  PCI: 00:1f.0 init finished in 3566 usecs

 1448 00:33:03.052607  PCI: 00:1f.1 init ...

 1449 00:33:03.056106  PCI: 00:1f.1 init finished in 2238 usecs

 1450 00:33:03.059144  PCI: 01:00.0 init ...

 1451 00:33:03.062585  PCI: 01:00.0 init finished in 2243 usecs

 1452 00:33:03.065816  PNP: 0c09.0 init ...

 1453 00:33:03.069673  Keyboard init...

 1454 00:33:03.085593  PS/2 keyboard initialized on primary channel

 1455 00:33:03.089271  Google Chrome EC: Initializing keyboard.

 1456 00:33:03.095801  Google Chrome EC: Hello got back 11223344 status (0)

 1457 00:33:03.099115  Google Chrome EC: version:

 1458 00:33:03.102146      ro: coral_v1.1.7292-04956f5df

 1459 00:33:03.105472      rw: coral_v1.1.7292-04956f5df

 1460 00:33:03.105869    running image: 1

 1461 00:33:03.112321  PNP: 0c09.0 init finished in 42277 usecs

 1462 00:33:03.112616  Devices initialized

 1463 00:33:03.115625  Show all devs... After init.

 1464 00:33:03.119169  Root Device: enabled 1

 1465 00:33:03.122207  CPU_CLUSTER: 0: enabled 1

 1466 00:33:03.122509  APIC: 00: enabled 1

 1467 00:33:03.125291  DOMAIN: 0000: enabled 1

 1468 00:33:03.128504  PCI: 00:00.0: enabled 1

 1469 00:33:03.131730  PCI: 00:00.1: enabled 1

 1470 00:33:03.132035  PCI: 00:00.2: enabled 1

 1471 00:33:03.135427  PCI: 00:02.0: enabled 1

 1472 00:33:03.138836  PCI: 00:03.0: enabled 1

 1473 00:33:03.141905  PCI: 00:0d.0: enabled 1

 1474 00:33:03.142197  PCI: 00:0d.1: enabled 1

 1475 00:33:03.145285  PCI: 00:0d.2: enabled 1

 1476 00:33:03.148517  PCI: 00:0d.3: enabled 1

 1477 00:33:03.151803  PCI: 00:0e.0: enabled 1

 1478 00:33:03.152133  GENERIC: 0.0: enabled 1

 1479 00:33:03.154965  PCI: 00:11.0: enabled 0

 1480 00:33:03.158534  PCI: 00:12.0: enabled 0

 1481 00:33:03.158833  PCI: 00:13.0: enabled 0

 1482 00:33:03.161560  PCI: 00:13.1: enabled 0

 1483 00:33:03.164886  PCI: 00:13.2: enabled 0

 1484 00:33:03.168394  PCI: 00:13.3: enabled 0

 1485 00:33:03.168698  PCI: 00:14.0: enabled 1

 1486 00:33:03.171903  PCI: 01:00.0: enabled 1

 1487 00:33:03.174941  PCI: 00:14.1: enabled 0

 1488 00:33:03.178106  PCI: 00:15.0: enabled 1

 1489 00:33:03.178333  PCI: 00:15.1: enabled 0

 1490 00:33:03.181231  PCI: 00:16.0: enabled 1

 1491 00:33:03.184452  I2C: 01:1a: enabled 1

 1492 00:33:03.188206  PCI: 00:16.1: enabled 1

 1493 00:33:03.188360  PCI: 00:16.2: enabled 1

 1494 00:33:03.191429  I2C: 02:50: enabled 1

 1495 00:33:03.194730  PCI: 00:16.3: enabled 1

 1496 00:33:03.194863  I2C: 03:10: enabled 1

 1497 00:33:03.197537  I2C: 03:39: enabled 1

 1498 00:33:03.201241  PCI: 00:17.0: enabled 1

 1499 00:33:03.204701  I2C: 04:15: enabled 1

 1500 00:33:03.204805  I2C: 04:2c: enabled 1

 1501 00:33:03.207413  PCI: 00:17.1: enabled 1

 1502 00:33:03.211087  I2C: 05:09: enabled 1

 1503 00:33:03.211183  PCI: 00:17.2: enabled 0

 1504 00:33:03.214354  PCI: 00:17.3: enabled 0

 1505 00:33:03.217636  PCI: 00:18.0: enabled 1

 1506 00:33:03.220728  PCI: 00:18.1: enabled 1

 1507 00:33:03.220811  PCI: 00:18.2: enabled 1

 1508 00:33:03.224465  PCI: 00:18.3: enabled 0

 1509 00:33:03.227522  PCI: 00:19.0: enabled 1

 1510 00:33:03.230801  PCI: 00:19.1: enabled 0

 1511 00:33:03.230888  PCI: 00:19.2: enabled 0

 1512 00:33:03.233934  PCI: 00:1a.0: enabled 0

 1513 00:33:03.237331  PCI: 00:1b.0: enabled 1

 1514 00:33:03.240274  PCI: 00:1c.0: enabled 1

 1515 00:33:03.240415  PCI: 00:1e.0: enabled 0

 1516 00:33:03.244092  PCI: 00:1f.0: enabled 1

 1517 00:33:03.247111  PNP: 0c09.0: enabled 1

 1518 00:33:03.250578  PCI: 00:1f.1: enabled 1

 1519 00:33:03.250662  PCI: 00:0f.0: enabled 1

 1520 00:33:03.253868  PCI: 00:0f.1: enabled 1

 1521 00:33:03.257183  PCI: 00:0f.2: enabled 1

 1522 00:33:03.257265  APIC: 06: enabled 1

 1523 00:33:03.260332  APIC: 04: enabled 1

 1524 00:33:03.263575  APIC: 02: enabled 1

 1525 00:33:03.270223  BS: BS_DEV_INIT times (us): entry 5004 run 885228 exit 890

 1526 00:33:03.276776  ELOG: Event(A1) added with size 10 at 2023-12-14 00:33:02 UTC

 1527 00:33:03.283262  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1528 00:33:03.289906  ELOG: Event(A0) added with size 9 at 2023-12-14 00:33:02 UTC

 1529 00:33:03.293480  elog_add_boot_reason: Logged dev mode boot

 1530 00:33:03.296737  Finalize devices...

 1531 00:33:03.296824  Devices finalized

 1532 00:33:03.303598  FMAP: area RW_NVRAM found @ 42a000 (20480 bytes)

 1533 00:33:03.310353  BS: BS_POST_DEVICE times (us): entry 24954 run 3957 exit 5287

 1534 00:33:03.316824  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 60 exit 0

 1535 00:33:03.320076  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1536 00:33:03.323202  CBFS @ 205000 size 17b000

 1537 00:33:03.329677  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1538 00:33:03.333467  CBFS: Locating 'fallback/dsdt.aml'

 1539 00:33:03.336602  CBFS: Found @ offset b7600 size 2e40

 1540 00:33:03.339790  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1541 00:33:03.343399  CBFS @ 205000 size 17b000

 1542 00:33:03.349682  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1543 00:33:03.352778  CBFS: Locating 'fallback/slic'

 1544 00:33:03.356444  CBFS: 'fallback/slic' not found.

 1545 00:33:03.359648  ACPI: Writing ACPI tables at 7ab10000.

 1546 00:33:03.362905  ACPI:    * FACS

 1547 00:33:03.363026  ACPI:    * DSDT

 1548 00:33:03.366073  Ramoops buffer: 0x100000@0x7aa10000.

 1549 00:33:03.369727  ACPI:    * FADT

 1550 00:33:03.369862  SCI is IRQ9

 1551 00:33:03.376141  ACPI: added table 1/32, length now 40

 1552 00:33:03.376295  ACPI:     * SSDT

 1553 00:33:03.379605  Found 1 CPU(s) with 4 core(s) each.

 1554 00:33:03.382903  Turbo is available and visible

 1555 00:33:03.389537  PSS: 1101MHz power 6000 control 0x1900 status 0x1900

 1556 00:33:03.392907  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1557 00:33:03.399541  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1558 00:33:03.402896  PSS: 800MHz power 4213 control 0x800 status 0x800

 1559 00:33:03.409207  PSS: 1101MHz power 6000 control 0x1900 status 0x1900

 1560 00:33:03.413063  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1561 00:33:03.419642  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1562 00:33:03.426231  PSS: 800MHz power 4213 control 0x800 status 0x800

 1563 00:33:03.429544  PSS: 1101MHz power 6000 control 0x1900 status 0x1900

 1564 00:33:03.435987  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1565 00:33:03.439286  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1566 00:33:03.445787  PSS: 800MHz power 4213 control 0x800 status 0x800

 1567 00:33:03.449020  PSS: 1101MHz power 6000 control 0x1900 status 0x1900

 1568 00:33:03.455507  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1569 00:33:03.458993  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1570 00:33:03.465425  PSS: 800MHz power 4213 control 0x800 status 0x800

 1571 00:33:03.472193  \_SB.PCI0.HDAS.MAXM: Maxim Integrated 98357A Amplifier

 1572 00:33:03.475275  Error: Could not locate 'wifi_sar' in VPD

 1573 00:33:03.478501  Error: failed from getting SAR limits!

 1574 00:33:03.481717  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1575 00:33:03.488452  lpss_i2c: bad counts. hcnt = -8 lcnt = 14

 1576 00:33:03.495444  \_SB.PCI0.I2C0.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 91

 1577 00:33:03.498578  lpss_i2c: bad counts. hcnt = -5 lcnt = 17

 1578 00:33:03.505334  \_SB.PCI0.I2C2.TPMI: I2C TPM at I2C: 02:50

 1579 00:33:03.508493  lpss_i2c: bad counts. hcnt = -1 lcnt = 77

 1580 00:33:03.511754  lpss_i2c: bad counts. hcnt = -23 lcnt = 32

 1581 00:33:03.518251  \_SB.PCI0.I2C3.D010: ELAN Touchscreen at I2C: 03:10

 1582 00:33:03.524891  \_SB.PCI0.I2C3.D039: Raydium Touchscreen at I2C: 03:39

 1583 00:33:03.528272  lpss_i2c: bad counts. hcnt = -1 lcnt = 72

 1584 00:33:03.531448  lpss_i2c: bad counts. hcnt = -23 lcnt = 27

 1585 00:33:03.538397  \_SB.PCI0.I2C4.D015: ELAN Touchpad at I2C: 04:15

 1586 00:33:03.541663  \_SB.PCI0.I2C4.H02C: Synaptics Touchpad at I2C: 04:2c

 1587 00:33:03.544616  lpss_i2c: bad counts. hcnt = -5 lcnt = 4

 1588 00:33:03.551473  \_SB.PCI0.I2C5.H009: WCOM Digitizer at I2C: 05:09

 1589 00:33:03.554744  ACPI: added table 2/32, length now 44

 1590 00:33:03.558038  ACPI:    * MCFG

 1591 00:33:03.561271  ACPI: added table 3/32, length now 48

 1592 00:33:03.561501  ACPI:    * TCPA

 1593 00:33:03.564549  TCPA log created at 7aa00000

 1594 00:33:03.567863  ACPI: added table 4/32, length now 52

 1595 00:33:03.571227  ACPI:    * MADT

 1596 00:33:03.571442  SCI is IRQ9

 1597 00:33:03.574284  ACPI: added table 5/32, length now 56

 1598 00:33:03.577678  current = 7ab14920

 1599 00:33:03.584266  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1600 00:33:03.584492  CBFS @ 205000 size 17b000

 1601 00:33:03.591083  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1602 00:33:03.594404  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1603 00:33:03.597626  CBFS: Found @ offset 2e1c0 size be8

 1604 00:33:03.601136  Added 4CH DMIC array.

 1605 00:33:03.608089  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1606 00:33:03.608552  CBFS @ 205000 size 17b000

 1607 00:33:03.614265  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1608 00:33:03.617362  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1609 00:33:03.620679  CBFS: Found @ offset 2ef00 size 64

 1610 00:33:03.627236  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1611 00:33:03.630765  CBFS @ 205000 size 17b000

 1612 00:33:03.634164  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1613 00:33:03.640487  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1614 00:33:03.643955  CBFS: Found @ offset 2ef00 size 64

 1615 00:33:03.644453  Added Dialog_7219 codec.

 1616 00:33:03.650237  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1617 00:33:03.653944  CBFS @ 205000 size 17b000

 1618 00:33:03.657220  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1619 00:33:03.663585  CBFS: Locating 'max98357-render-2ch-48khz-24b.bin'

 1620 00:33:03.666892  CBFS: Found @ offset 2ee00 size 74

 1621 00:33:03.670021  Added Maxim_98357 codec.

 1622 00:33:03.670523  ACPI:    * NHLT

 1623 00:33:03.673446  ACPI: added table 6/32, length now 60

 1624 00:33:03.676594  ACPI:    * IGD OpRegion

 1625 00:33:03.679806  ACPI:    * HPET

 1626 00:33:03.683539  ACPI: added table 7/32, length now 64

 1627 00:33:03.684082  ACPI: done.

 1628 00:33:03.686762  ACPI tables: 30656 bytes.

 1629 00:33:03.689949  smbios_write_tables: 7a9fd000

 1630 00:33:03.693142  Create SMBIOS type 17

 1631 00:33:03.693607  Root Device (Google Coral)

 1632 00:33:03.699616  CPU_CLUSTER: 0 (Intel Apollolake SOC)

 1633 00:33:03.703234  APIC: 00 (Intel Apollolake SOC)

 1634 00:33:03.706243  DOMAIN: 0000 (Intel Apollolake SOC)

 1635 00:33:03.709668  PCI: 00:00.0 (Intel Apollolake SOC)

 1636 00:33:03.712870  PCI: 00:00.1 (Intel Apollolake SOC)

 1637 00:33:03.716417  PCI: 00:00.2 (Intel Apollolake SOC)

 1638 00:33:03.719473  PCI: 00:02.0 (Intel Apollolake SOC)

 1639 00:33:03.722609  PCI: 00:03.0 (Intel Apollolake SOC)

 1640 00:33:03.726051  PCI: 00:0d.0 (Intel Apollolake SOC)

 1641 00:33:03.729284  PCI: 00:0d.1 (Intel Apollolake SOC)

 1642 00:33:03.732424  PCI: 00:0d.2 (Intel Apollolake SOC)

 1643 00:33:03.739428  PCI: 00:0d.3 (Intel Apollolake SOC)

 1644 00:33:03.742703  PCI: 00:0e.0 (Intel Apollolake SOC)

 1645 00:33:03.745927  GENERIC: 0.0 (Maxim Integrated 98357A Amplifier)

 1646 00:33:03.749423  PCI: 00:11.0 (Intel Apollolake SOC)

 1647 00:33:03.752610  PCI: 00:12.0 (Intel Apollolake SOC)

 1648 00:33:03.756024  PCI: 00:13.0 (Intel Apollolake SOC)

 1649 00:33:03.762311  PCI: 00:13.1 (Intel Apollolake SOC)

 1650 00:33:03.765990  PCI: 00:13.2 (Intel Apollolake SOC)

 1651 00:33:03.769096  PCI: 00:13.3 (Intel Apollolake SOC)

 1652 00:33:03.772439  PCI: 00:14.0 (Intel Apollolake SOC)

 1653 00:33:03.775269  PCI: 01:00.0 (Intel WiFi)

 1654 00:33:03.778567  PCI: 00:14.1 (Intel Apollolake SOC)

 1655 00:33:03.781792  PCI: 00:15.0 (Intel Apollolake SOC)

 1656 00:33:03.784942  PCI: 00:15.1 (Intel Apollolake SOC)

 1657 00:33:03.788200  PCI: 00:16.0 (Intel Apollolake SOC)

 1658 00:33:03.795058  I2C: 01:1a (Dialog Semiconductor DA7219 Audio Codec)

 1659 00:33:03.798301  PCI: 00:16.1 (Intel Apollolake SOC)

 1660 00:33:03.801564  PCI: 00:16.2 (Intel Apollolake SOC)

 1661 00:33:03.804935  I2C: 02:50 (I2C TPM)

 1662 00:33:03.807994  PCI: 00:16.3 (Intel Apollolake SOC)

 1663 00:33:03.808105  I2C: 03:10 (I2C Device)

 1664 00:33:03.811408  I2C: 03:39 (I2C Device)

 1665 00:33:03.814645  PCI: 00:17.0 (Intel Apollolake SOC)

 1666 00:33:03.817959  I2C: 04:15 (I2C Device)

 1667 00:33:03.821350  I2C: 04:2c (I2C HID Device)

 1668 00:33:03.824555  PCI: 00:17.1 (Intel Apollolake SOC)

 1669 00:33:03.828016  I2C: 05:09 (I2C HID Device)

 1670 00:33:03.831075  PCI: 00:17.2 (Intel Apollolake SOC)

 1671 00:33:03.834192  PCI: 00:17.3 (Intel Apollolake SOC)

 1672 00:33:03.837449  PCI: 00:18.0 (Intel Apollolake SOC)

 1673 00:33:03.840812  PCI: 00:18.1 (Intel Apollolake SOC)

 1674 00:33:03.843964  PCI: 00:18.2 (Intel Apollolake SOC)

 1675 00:33:03.847626  PCI: 00:18.3 (Intel Apollolake SOC)

 1676 00:33:03.854573  PCI: 00:19.0 (Intel Apollolake SOC)

 1677 00:33:03.857716  PCI: 00:19.1 (Intel Apollolake SOC)

 1678 00:33:03.860975  PCI: 00:19.2 (Intel Apollolake SOC)

 1679 00:33:03.864058  PCI: 00:1a.0 (Intel Apollolake SOC)

 1680 00:33:03.867188  PCI: 00:1b.0 (Intel Apollolake SOC)

 1681 00:33:03.870560  PCI: 00:1c.0 (Intel Apollolake SOC)

 1682 00:33:03.873795  PCI: 00:1e.0 (Intel Apollolake SOC)

 1683 00:33:03.877273  PCI: 00:1f.0 (Intel Apollolake SOC)

 1684 00:33:03.880394  PNP: 0c09.0 (Google Chrome EC)

 1685 00:33:03.884244  PCI: 00:1f.1 (Intel Apollolake SOC)

 1686 00:33:03.887501  PCI: 00:0f.0 (unknown)

 1687 00:33:03.890676  PCI: 00:0f.1 (unknown)

 1688 00:33:03.890764  PCI: 00:0f.2 (unknown)

 1689 00:33:03.893853  APIC: 06 (unknown)

 1690 00:33:03.896972  APIC: 04 (unknown)

 1691 00:33:03.897081  APIC: 02 (unknown)

 1692 00:33:03.900106  SMBIOS tables: 839 bytes.

 1693 00:33:03.903492  Writing table forward entry at 0x00000500

 1694 00:33:03.910006  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 452b

 1695 00:33:03.913712  Writing coreboot table at 0x7ab34000

 1696 00:33:03.920236   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1697 00:33:03.923297   1. 0000000000001000-000000000009ffff: RAM

 1698 00:33:03.929759   2. 00000000000a0000-00000000000fffff: RESERVED

 1699 00:33:03.933244   3. 0000000000100000-000000000fffffff: RAM

 1700 00:33:03.939695   4. 0000000010000000-0000000012150fff: RESERVED

 1701 00:33:03.943083   5. 0000000012151000-000000007a9fcfff: RAM

 1702 00:33:03.949863   6. 000000007a9fd000-000000007affffff: CONFIGURATION TABLES

 1703 00:33:03.952896   7. 000000007b000000-000000007fffffff: RESERVED

 1704 00:33:03.959626   8. 00000000d0000000-00000000d0ffffff: RESERVED

 1705 00:33:03.962941   9. 00000000e0000000-00000000efffffff: RESERVED

 1706 00:33:03.966188  10. 00000000fed10000-00000000fed17fff: RESERVED

 1707 00:33:03.972575  11. 0000000100000000-000000017fffffff: RAM

 1708 00:33:03.976438  Graphics framebuffer located at 0xb0000000

 1709 00:33:03.979452  Passing 6 GPIOs to payload:

 1710 00:33:03.986096              NAME |       PORT | POLARITY |     VALUE

 1711 00:33:03.989434     write protect |  undefined |     high |      high

 1712 00:33:03.995766          recovery |  undefined |     high |      high

 1713 00:33:03.999526               lid |  undefined |     high |       low

 1714 00:33:04.005885             power |  undefined |     high |      high

 1715 00:33:04.012362             oprom |  undefined |     high |      high

 1716 00:33:04.015534          EC in RW | 0x00000029 |     high |      high

 1717 00:33:04.022510  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1718 00:33:04.025412  CBFS @ 205000 size 17b000

 1719 00:33:04.029059  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1720 00:33:04.035606  Wrote coreboot table at: 7ab34000, 0x5f4 bytes, checksum 3376

 1721 00:33:04.038814  coreboot table: 1548 bytes.

 1722 00:33:04.042385  IMD ROOT    0. 7afff000 00001000

 1723 00:33:04.045346  IMD SMALL   1. 7affe000 00001000

 1724 00:33:04.048765  FSP MEMORY  2. 7abfe000 00400000

 1725 00:33:04.052176  CONSOLE     3. 7abde000 00020000

 1726 00:33:04.055159  TIME STAMP  4. 7abdd000 00000400

 1727 00:33:04.058389  VBOOT       5. 7abdc000 00000c0c

 1728 00:33:04.061823  MRC DATA    6. 7abd0000 0000b2d0

 1729 00:33:04.065422  ROMSTG STCK 7. 7abcf000 00000400

 1730 00:33:04.068340  AFTER CAR   8. 7abc5000 0000a000

 1731 00:33:04.071771  RAMSTAGE    9. 7ab77000 0004e000

 1732 00:33:04.075353  REFCODE    10. 7ab4d000 0002a000

 1733 00:33:04.078606  ACPI GNVS  11. 7ab4c000 00001000

 1734 00:33:04.081874  SMM BACKUP 12. 7ab3c000 00010000

 1735 00:33:04.085042  COREBOOT   13. 7ab34000 00008000

 1736 00:33:04.088261  ACPI       14. 7ab10000 00024000

 1737 00:33:04.091541  RAMOOPS    15. 7aa10000 00100000

 1738 00:33:04.094840  TCPA LOG   16. 7aa00000 00010000

 1739 00:33:04.098194  EXT VBT17. 7a9fe000 0000180a

 1740 00:33:04.101279  SMBIOS     18. 7a9fd000 00000800

 1741 00:33:04.104510  IMD small region:

 1742 00:33:04.107878    IMD ROOT    0. 7affec00 00000400

 1743 00:33:04.111087    FSP RUNTIME 1. 7affebe0 00000004

 1744 00:33:04.114265    VBOOT SEL   2. 7affebc0 00000008

 1745 00:33:04.117975    EC HOSTEVENT 3. 7affeba0 00000004

 1746 00:33:04.121270    POWER STATE 4. 7affeb60 00000040

 1747 00:33:04.124607    ROMSTAGE    5. 7affeb40 00000004

 1748 00:33:04.127817    VARMRC DATA 6. 7affeb00 00000028

 1749 00:33:04.130803    MEM INFO    7. 7affe9a0 00000141

 1750 00:33:04.134054    VPD         8. 7affe940 00000058

 1751 00:33:04.137776    GNVS PTR    9. 7affe920 00000004

 1752 00:33:04.144136  BS: BS_WRITE_TABLES times (us): entry 0 run 819101 exit 0

 1753 00:33:04.150993  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1754 00:33:04.153930  CBFS @ 205000 size 17b000

 1755 00:33:04.157376  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1756 00:33:04.160741  CBFS: Locating 'fallback/payload'

 1757 00:33:04.163810  CBFS: Found @ offset f6d00 size 36dd4

 1758 00:33:04.170671  Loading segment from ROM address 0xff37cd38

 1759 00:33:04.170753    code (compression=0)

 1760 00:33:04.180466    New segment dstaddr 0x30104040 memsize 0x251570 srcaddr 0xff37cd70 filesize 0x36d9c

 1761 00:33:04.183458  Loading segment from ROM address 0xff37cd54

 1762 00:33:04.186946    Entry Point 0x30104040

 1763 00:33:04.196989  Loading Segment: addr: 0x0000000030104040 memsz: 0x0000000000251570 filesz: 0x0000000000036d9c

 1764 00:33:04.200049  lb: [0x000000007ab78000, 0x000000007abc4bb0)

 1765 00:33:04.210114  Post relocation: addr: 0x0000000030104040 memsz: 0x0000000000251570 filesz: 0x0000000000036d9c

 1766 00:33:04.213291  it's not compressed!

 1767 00:33:04.239693  [ 0x30104040, 3013addc, 0x303555b0) <- ff37cd70

 1768 00:33:04.246518  Clearing Segment: addr: 0x000000003013addc memsz: 0x000000000021a7d4

 1769 00:33:04.253217  dest 30104040, end 303555b0, bouncebuffer ffffffff

 1770 00:33:04.253325  Loaded segments

 1771 00:33:04.266726  CSE FWSTS1: 0x80000245

 1772 00:33:04.269529  CSE FWSTS2: 0x3b850000

 1773 00:33:04.273128  CSE FWSTS3: 0x00000000

 1774 00:33:04.273208  CSE FWSTS4: 0x00080000

 1775 00:33:04.276558  CSE FWSTS5: 0x00000000

 1776 00:33:04.279621  CSE FWSTS6: 0x40000000

 1777 00:33:04.282782  ME: Manufacturing Mode      : NO

 1778 00:33:04.286472  ME: FPF status              : fused

 1779 00:33:04.292594  BS: BS_PAYLOAD_LOAD times (us): entry 178 run 108389 exit 32014

 1780 00:33:04.295871  Jumping to boot code at 30104040(7ab34000)

 1781 00:33:04.305975  CPU0: stack: 7abb4000 - 7abb5000, lowest used address 7abb481c, stack used: 2020 bytes

 1782 00:33:04.306056  

 1783 00:33:04.306119  

 1784 00:33:04.306178  

 1785 00:33:04.309179  Starting depthcharge on coral...

 1786 00:33:04.309258  

 1787 00:33:04.309599  end: 2.2.3 depthcharge-start (duration 00:00:14) [common]
 1788 00:33:04.309699  start: 2.2.4 bootloader-commands (timeout 00:04:41) [common]
 1789 00:33:04.309780  Setting prompt string to ['coral:']
 1790 00:33:04.309857  bootloader-commands: Wait for prompt ['coral:'] (timeout 00:04:41)
 1791 00:33:04.315932  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1792 00:33:04.316012  

 1793 00:33:04.322653  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1794 00:33:04.325811  

 1795 00:33:04.325889  BIOS MMAP details:

 1796 00:33:04.325952  

 1797 00:33:04.329111  IFD Base Offset  : 0x1000

 1798 00:33:04.329190  

 1799 00:33:04.332452  IFD End Offset   : 0xf7f000

 1800 00:33:04.332531  

 1801 00:33:04.335554  MMAP Size        : 0xf7e000

 1802 00:33:04.335633  

 1803 00:33:04.339364  MMAP Start       : 0xff082000

 1804 00:33:04.339444  

 1805 00:33:04.342090  The GBB signature is at 0x30004040 and is:  24 47 42 42

 1806 00:33:04.347289  

 1807 00:33:04.350583  [firmware-coral-10068.B-rcn] Dec 21 2020 15:04:32

 1808 00:33:04.350663  

 1809 00:33:04.350726  

 1810 00:33:04.350783  

 1811 00:33:04.351059  Setting prompt string to ['coral:', '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}']
 1813 00:33:04.451413  coral: enet dhcp

 1814 00:33:04.451558  bootloader-commands: Wait for prompt ['coral:', '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 00:04:41)
 1815 00:33:04.456320  enet dhcp

 1816 00:33:04.456401  

 1817 00:33:04.456464  Waiting for link

 1818 00:33:05.002668  

 1819 00:33:05.002813  R8152: Initializing

 1820 00:33:05.002881  

 1821 00:33:05.005777  Version 9 (ocp_data = 6010)

 1822 00:33:05.005858  

 1823 00:33:05.009412  R8152: Done initializing

 1824 00:33:05.009500  

 1825 00:33:05.012434  Adding net device

 1826 00:33:05.214018  

 1827 00:33:05.214149  done.

 1828 00:33:05.214216  

 1829 00:33:05.214275  MAC: 00:e0:4c:75:01:bd

 1830 00:33:05.214333  

 1831 00:33:05.216959  Sending DHCP discover... done.

 1832 00:33:05.217041  

 1833 00:33:05.220706  Waiting for reply... done.

 1834 00:33:05.220787  

 1835 00:33:05.223821  Sending DHCP request... done.

 1836 00:33:05.223908  

 1837 00:33:05.227053  Waiting for reply... done.

 1838 00:33:05.227142  

 1839 00:33:05.230629  My ip is 192.168.201.15

 1840 00:33:05.230709  

 1841 00:33:05.233249  The DHCP server ip is 192.168.201.1

 1842 00:33:05.233354  

 1843 00:33:05.233445  

 1845 00:33:05.334037  coral: tftpboot 192.168.201.1 12264597/tftp-deploy-cmnec81u/kernel/bzImage 12264597/tftp-deploy-cmnec81u/kernel/cmdline 12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz

 1846 00:33:05.334573  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}']
 1847 00:33:05.335087  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 00:04:40)
 1848 00:33:05.339453  tftpboot 192.168.201.1 12264597/tftp-deploy-cmnec81u/kernel/bzIploy-cmnec81u/kernel/cmdline 12264597/tftp-deploy-cmnec81u/ramdisk/ramdisk.cpio.gz

 1849 00:33:05.339939  

 1850 00:33:05.340302  Waiting for link

 1851 00:33:05.542337  

 1852 00:33:05.542472  done.

 1853 00:33:05.542540  

 1854 00:33:05.542599  MAC: 00:e0:4c:75:01:bd

 1855 00:33:05.542657  

 1856 00:33:05.545874  Sending DHCP discover... done.

 1857 00:33:05.545957  

 1858 00:33:05.548942  Waiting for reply... done.

 1859 00:33:05.549023  

 1860 00:33:05.552267  Sending DHCP request... done.

 1861 00:33:05.552349  

 1862 00:33:05.555695  Waiting for reply... done.

 1863 00:33:05.555777  

 1864 00:33:05.558860  My ip is 192.168.201.15

 1865 00:33:05.558943  

 1866 00:33:05.562070  The DHCP server ip is 192.168.201.1

 1867 00:33:05.562151  

 1868 00:33:05.565676  TFTP server IP predefined by user: 192.168.201.1

 1869 00:33:05.565758  

 1870 00:33:05.571872  Bootfile predefined by user: 12264597/tftp-deploy-cmnec81u/kernel/bzImage

 1871 00:33:05.575611  

 1872 00:33:05.579010  Sending tftp read request... done.

 1873 00:33:05.579098  

 1874 00:33:05.582442  Waiting for the transfer... 

 1875 00:33:05.582535  

 1876 00:33:05.840773  00000000 ################################################################

 1877 00:33:05.840929  

 1878 00:33:06.085646  00080000 ################################################################

 1879 00:33:06.085777  

 1880 00:33:06.334146  00100000 ################################################################

 1881 00:33:06.334281  

 1882 00:33:06.582140  00180000 ################################################################

 1883 00:33:06.582271  

 1884 00:33:06.826661  00200000 ################################################################

 1885 00:33:06.826788  

 1886 00:33:07.073365  00280000 ################################################################

 1887 00:33:07.073517  

 1888 00:33:07.328827  00300000 ################################################################

 1889 00:33:07.328986  

 1890 00:33:07.571119  00380000 ################################################################

 1891 00:33:07.571254  

 1892 00:33:07.823405  00400000 ################################################################

 1893 00:33:07.823544  

 1894 00:33:08.069836  00480000 ################################################################

 1895 00:33:08.070001  

 1896 00:33:08.331507  00500000 ################################################################

 1897 00:33:08.331675  

 1898 00:33:08.576040  00580000 ################################################################

 1899 00:33:08.576200  

 1900 00:33:08.818481  00600000 ################################################################

 1901 00:33:08.818622  

 1902 00:33:09.077279  00680000 ################################################################

 1903 00:33:09.077453  

 1904 00:33:09.315963  00700000 ################################################################

 1905 00:33:09.316136  

 1906 00:33:09.579925  00780000 ################################################################

 1907 00:33:09.580055  

 1908 00:33:09.834048  00800000 ################################################################

 1909 00:33:09.834185  

 1910 00:33:10.106338  00880000 ################################################################

 1911 00:33:10.106472  

 1912 00:33:10.349874  00900000 ################################################################

 1913 00:33:10.350005  

 1914 00:33:10.590734  00980000 ################################################################

 1915 00:33:10.590867  

 1916 00:33:10.834238  00a00000 ################################################################

 1917 00:33:10.834369  

 1918 00:33:11.087340  00a80000 ################################################################

 1919 00:33:11.087503  

 1920 00:33:11.346063  00b00000 ################################################################

 1921 00:33:11.346205  

 1922 00:33:11.586464  00b80000 ################################################################

 1923 00:33:11.586594  

 1924 00:33:11.831375  00c00000 ################################################################

 1925 00:33:11.831499  

 1926 00:33:12.071481  00c80000 ################################################################

 1927 00:33:12.071608  

 1928 00:33:12.307632  00d00000 ################################################################

 1929 00:33:12.307783  

 1930 00:33:12.546508  00d80000 ################################################################

 1931 00:33:12.546674  

 1932 00:33:12.783269  00e00000 ################################################################

 1933 00:33:12.783447  

 1934 00:33:13.022855  00e80000 ################################################################

 1935 00:33:13.023035  

 1936 00:33:13.260998  00f00000 ################################################################

 1937 00:33:13.261167  

 1938 00:33:13.496623  00f80000 ################################################################

 1939 00:33:13.496790  

 1940 00:33:13.722390  01000000 ############################################################## done.

 1941 00:33:13.725872  

 1942 00:33:13.728768  The bootfile was 17282976 bytes long.

 1943 00:33:13.728850  

 1944 00:33:13.732473  Sending tftp read request... done.

 1945 00:33:13.732556  

 1946 00:33:13.735354  Waiting for the transfer... 

 1947 00:33:13.735431  

 1948 00:33:13.979499  00000000 ################################################################

 1949 00:33:13.979652  

 1950 00:33:14.215631  00080000 ################################################################

 1951 00:33:14.215801  

 1952 00:33:14.448207  00100000 ################################################################

 1953 00:33:14.448382  

 1954 00:33:14.686119  00180000 ################################################################

 1955 00:33:14.686289  

 1956 00:33:14.924850  00200000 ################################################################

 1957 00:33:14.925023  

 1958 00:33:15.163000  00280000 ################################################################

 1959 00:33:15.163176  

 1960 00:33:15.400046  00300000 ################################################################

 1961 00:33:15.400226  

 1962 00:33:15.637749  00380000 ################################################################

 1963 00:33:15.637893  

 1964 00:33:15.872172  00400000 ################################################################

 1965 00:33:15.872326  

 1966 00:33:16.126577  00480000 ################################################################

 1967 00:33:16.126725  

 1968 00:33:16.372295  00500000 ################################################################

 1969 00:33:16.372471  

 1970 00:33:16.615732  00580000 ################################################################

 1971 00:33:16.615880  

 1972 00:33:16.853014  00600000 ################################################################

 1973 00:33:16.853207  

 1974 00:33:17.092890  00680000 ################################################################

 1975 00:33:17.093036  

 1976 00:33:17.332153  00700000 ################################################################

 1977 00:33:17.332303  

 1978 00:33:17.568480  00780000 ################################################################

 1979 00:33:17.568625  

 1980 00:33:17.812500  00800000 ################################################################

 1981 00:33:17.812648  

 1982 00:33:18.048831  00880000 ################################################################

 1983 00:33:18.048984  

 1984 00:33:18.284431  00900000 ################################################################

 1985 00:33:18.284580  

 1986 00:33:18.519738  00980000 ################################################################

 1987 00:33:18.519883  

 1988 00:33:18.522931  00a00000 # done.

 1989 00:33:18.523014  

 1990 00:33:18.526068  Sending tftp read request... done.

 1991 00:33:18.526148  

 1992 00:33:18.526212  Waiting for the transfer... 

 1993 00:33:18.529348  

 1994 00:33:18.529453  00000000 # done.

 1995 00:33:18.529573  

 1996 00:33:18.539397  Command line loaded dynamically from TFTP file: 12264597/tftp-deploy-cmnec81u/kernel/cmdline

 1997 00:33:18.539479  

 1998 00:33:18.569316  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS2,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1999 00:33:18.577102  

 2000 00:33:18.580270  Shutting down all USB controllers.

 2001 00:33:18.580354  

 2002 00:33:18.580418  Removing current net device

 2003 00:33:18.580477  

 2004 00:33:18.583712  Finalizing Coreboot

 2005 00:33:18.583813  

 2006 00:33:18.590397  Exiting depthcharge with code 4 at timestamp: 21340254

 2007 00:33:18.590478  

 2008 00:33:18.590541  

 2009 00:33:18.590600  Starting kernel ...

 2010 00:33:18.590657  

 2011 00:33:18.590712  

 2012 00:33:18.591118  end: 2.2.4 bootloader-commands (duration 00:00:14) [common]
 2013 00:33:18.591214  start: 2.2.5 auto-login-action (timeout 00:04:27) [common]
 2014 00:33:18.591287  Setting prompt string to ['Linux version [0-9]']
 2015 00:33:18.591354  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}']
 2016 00:33:18.591419  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)
 2017 00:33:20.445185  

 2018 00:33:20.446276  start: 2.2.5.1 login-action (timeout 00:04:25) [common]
 2019 00:33:20.446732  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.
 2020 00:33:20.447122  Setting prompt string to []
 2021 00:33:20.447535  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']
 2022 00:33:20.447949  Using line separator: #'\n'#
 2023 00:33:20.448284  No login prompt set.
 2024 00:33:20.448700  Parsing kernel messages
 2025 00:33:20.449113  ['-\\[ 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']
 2026 00:33:20.450155  [login-action] Waiting for messages, (timeout 00:04:25)
 2027 00:33:20.464985  <5>[    0.000000] Linux version 5.10.204-cip41 (KernelCI@build-j46889-x86-64-gcc-10-x86-64-defconfig-x86-board-ncr95) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 14 00:09:38 UTC 2023

 2028 00:33:20.498251  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS2,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2029 00:33:20.501540  <6>[    0.000000] BIOS-provided physical RAM map:

 2030 00:33:20.511709  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 2031 00:33:20.518334  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 2032 00:33:20.528233  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 2033 00:33:20.534605  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000000fffffff] usable

 2034 00:33:20.541047  <6>[    0.000000] BIOS-e820: [mem 0x0000000010000000-0x0000000012150fff] reserved

 2035 00:33:20.551035  <6>[    0.000000] BIOS-e820: [mem 0x0000000012151000-0x000000007a9fcfff] usable

 2036 00:33:20.557793  <6>[    0.000000] BIOS-e820: [mem 0x000000007a9fd000-0x000000007affffff] type 16

 2037 00:33:20.567656  <6>[    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 2038 00:33:20.574500  <6>[    0.000000] BIOS-e820: [mem 0x00000000d0000000-0x00000000d0ffffff] reserved

 2039 00:33:20.584044  <6>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved

 2040 00:33:20.590519  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed17fff] reserved

 2041 00:33:20.597611  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017fffffff] usable

 2042 00:33:20.603969  <6>[    0.000000] NX (Execute Disable) protection: active

 2043 00:33:20.606978  <6>[    0.000000] SMBIOS 2.7 present.

 2044 00:33:20.613830  <6>[    0.000000] DMI: Google Coral/Coral, BIOS  09/29/2020

 2045 00:33:20.620611  <6>[    0.000000] tsc: Detected 1094.400 MHz processor

 2046 00:33:20.627328  <6>[    0.000058] last_pfn = 0x180000 max_arch_pfn = 0x400000000

 2047 00:33:20.633986  <6>[    0.000305] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 2048 00:33:20.640283  <6>[    0.001155] last_pfn = 0x7a9fd max_arch_pfn = 0x400000000

 2049 00:33:20.646992  <6>[    0.005257] check: Scanning 1 areas for low memory corruption

 2050 00:33:20.653190  <6>[    0.005271] Using GB pages for direct mapping

 2051 00:33:20.656427  <6>[    0.005638] RAMDISK: [mem 0x375fe000-0x37ffffff]

 2052 00:33:20.663134  <6>[    0.005645] ACPI: Early table checksum verification disabled

 2053 00:33:20.669836  <6>[    0.005654] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 2054 00:33:20.679603  <6>[    0.005665] ACPI: XSDT 0x000000007AB100E0 00005C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2055 00:33:20.689748  <6>[    0.005679] ACPI: FACP 0x000000007AB13130 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 2056 00:33:20.699144  <6>[    0.005693] ACPI: DSDT 0x000000007AB10280 002EA8 (v05 COREv4 COREBOOT 20110725 INTL 20150717)

 2057 00:33:20.706089  <6>[    0.005703] ACPI: FACS 0x000000007AB10240 000040

 2058 00:33:20.712370  <6>[    0.005712] ACPI: FACS 0x000000007AB10240 000040

 2059 00:33:20.722387  <6>[    0.005721] ACPI: SSDT 0x000000007AB13230 0015FA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 2060 00:33:20.732377  <6>[    0.005731] ACPI: MCFG 0x000000007AB14830 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2061 00:33:20.742563  <6>[    0.005741] ACPI: TCPA 0x000000007AB14870 000032 (v02 CORE   COREBOOT 00000000 CORE 00000000)

 2062 00:33:20.751853  <6>[    0.005750] ACPI: APIC 0x000000007AB148B0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2063 00:33:20.762017  <6>[    0.005760] ACPI: NHLT 0x000000007AB14920 000E60 (v05 coral  coral    00000021 CORE 00000000)

 2064 00:33:20.771775  <6>[    0.005770] ACPI: HPET 0x000000007AB17780 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2065 00:33:20.778373  <6>[    0.005780] ACPI: Reserving FACP table memory at [mem 0x7ab13130-0x7ab13223]

 2066 00:33:20.788386  <6>[    0.005784] ACPI: Reserving DSDT table memory at [mem 0x7ab10280-0x7ab13127]

 2067 00:33:20.795013  <6>[    0.005788] ACPI: Reserving FACS table memory at [mem 0x7ab10240-0x7ab1027f]

 2068 00:33:20.804589  <6>[    0.005792] ACPI: Reserving FACS table memory at [mem 0x7ab10240-0x7ab1027f]

 2069 00:33:20.811109  <6>[    0.005796] ACPI: Reserving SSDT table memory at [mem 0x7ab13230-0x7ab14829]

 2070 00:33:20.821024  <6>[    0.005800] ACPI: Reserving MCFG table memory at [mem 0x7ab14830-0x7ab1486b]

 2071 00:33:20.827701  <6>[    0.005804] ACPI: Reserving TCPA table memory at [mem 0x7ab14870-0x7ab148a1]

 2072 00:33:20.837564  <6>[    0.005808] ACPI: Reserving APIC table memory at [mem 0x7ab148b0-0x7ab1491b]

 2073 00:33:20.844418  <6>[    0.005812] ACPI: Reserving NHLT table memory at [mem 0x7ab14920-0x7ab1577f]

 2074 00:33:20.853756  <6>[    0.005816] ACPI: Reserving HPET table memory at [mem 0x7ab17780-0x7ab177b7]

 2075 00:33:20.857154  <6>[    0.005935] No NUMA configuration found

 2076 00:33:20.864047  <6>[    0.005940] Faking a node at [mem 0x0000000000000000-0x000000017fffffff]

 2077 00:33:20.873953  <6>[    0.005949] NODE_DATA(0) allocated [mem 0x17fffc000-0x17fffffff]

 2078 00:33:20.876907  <6>[    0.005995] Zone ranges:

 2079 00:33:20.883565  <6>[    0.006000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2080 00:33:20.890490  <6>[    0.006007]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2081 00:33:20.896925  <6>[    0.006013]   Normal   [mem 0x0000000100000000-0x000000017fffffff]

 2082 00:33:20.903382  <6>[    0.006019] Movable zone start for each node

 2083 00:33:20.906736  <6>[    0.006022] Early memory node ranges

 2084 00:33:20.913609  <6>[    0.006026]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2085 00:33:20.920001  <6>[    0.006030]   node   0: [mem 0x0000000000100000-0x000000000fffffff]

 2086 00:33:20.929730  <6>[    0.006034]   node   0: [mem 0x0000000012151000-0x000000007a9fcfff]

 2087 00:33:20.936219  <6>[    0.006038]   node   0: [mem 0x0000000100000000-0x000000017fffffff]

 2088 00:33:20.942800  <6>[    0.006044] Initmem setup node 0 [mem 0x0000000000001000-0x000000017fffffff]

 2089 00:33:20.949941  <6>[    0.006075] On node 0, zone DMA: 1 pages in unavailable ranges

 2090 00:33:20.959692  <6>[    0.006125] On node 0, zone DMA: 96 pages in unavailable ranges

 2091 00:33:20.965967  <6>[    0.012670] On node 0, zone DMA32: 8529 pages in unavailable ranges

 2092 00:33:20.972774  <6>[    0.019979] On node 0, zone Normal: 22019 pages in unavailable ranges

 2093 00:33:20.982507  <6>[    0.020010] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2094 00:33:20.986176  <6>[    0.020308] ACPI: PM-Timer IO Port: 0x408

 2095 00:33:20.992245  <6>[    0.020382] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2096 00:33:21.002345  <6>[    0.020397] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2097 00:33:21.008830  <6>[    0.020403] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)

 2098 00:33:21.015172  <6>[    0.020416] Using ACPI (MADT) for SMP configuration information

 2099 00:33:21.021962  <6>[    0.020421] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2100 00:33:21.025100  <6>[    0.020433] TSC deadline timer available

 2101 00:33:21.031937  <6>[    0.020438] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2102 00:33:21.041229  <6>[    0.020471] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2103 00:33:21.051183  <6>[    0.020477] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2104 00:33:21.058356  <6>[    0.020482] PM: hibernation: Registered nosave memory: [mem 0x10000000-0x12150fff]

 2105 00:33:21.068227  <6>[    0.020487] PM: hibernation: Registered nosave memory: [mem 0x7a9fd000-0x7affffff]

 2106 00:33:21.074710  <6>[    0.020491] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2107 00:33:21.084661  <6>[    0.020494] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xcfffffff]

 2108 00:33:21.094417  <6>[    0.020498] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xd0ffffff]

 2109 00:33:21.101415  <6>[    0.020502] PM: hibernation: Registered nosave memory: [mem 0xd1000000-0xdfffffff]

 2110 00:33:21.111525  <6>[    0.020505] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xefffffff]

 2111 00:33:21.121083  <6>[    0.020509] PM: hibernation: Registered nosave memory: [mem 0xf0000000-0xfed0ffff]

 2112 00:33:21.128160  <6>[    0.020512] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed17fff]

 2113 00:33:21.137986  <6>[    0.020516] PM: hibernation: Registered nosave memory: [mem 0xfed18000-0xffffffff]

 2114 00:33:21.144580  <6>[    0.020523] [mem 0x80000000-0xcfffffff] available for PCI devices

 2115 00:33:21.157696  <6>[    0.020532] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2116 00:33:21.167743  <6>[    0.030819] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2117 00:33:21.174134  <6>[    0.031446] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2118 00:33:21.180960  <6>[    0.031549] Built 1 zonelists, mobility grouping on.  Total pages: 1002002

 2119 00:33:21.184020  <6>[    0.031558] Policy zone: Normal

 2120 00:33:21.217424  <5>[    0.031576] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS2,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2121 00:33:21.227129  <6>[    0.032574] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2122 00:33:21.234078  <6>[    0.033018] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2123 00:33:21.243517  <6>[    0.033085] mem auto-init: stack:off, heap alloc:off, heap free:off

 2124 00:33:21.256953  <6>[    0.066401] Memory: 3858976K/4071724K available (22546K kernel code, 3713K rwdata, 10976K rodata, 2172K init, 13948K bss, 212488K reserved, 0K cma-reserved)

 2125 00:33:21.266996  <6>[    0.066552] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2126 00:33:21.273740  <6>[    0.066613] Kernel/User page tables isolation: enabled

 2127 00:33:21.280210  <6>[    0.066730] ftrace: allocating 61881 entries in 242 pages

 2128 00:33:21.283375  <6>[    0.102417] ftrace: allocated 242 pages with 5 groups

 2129 00:33:21.290450  <6>[    0.102760] Running RCU self tests

 2130 00:33:21.293672  <6>[    0.102778] rcu: Hierarchical RCU implementation.

 2131 00:33:21.299826  <6>[    0.102782] rcu: 	RCU event tracing is enabled.

 2132 00:33:21.306422  <6>[    0.102786] rcu: 	RCU lockdep checking is enabled.

 2133 00:33:21.313550  <6>[    0.102790] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2134 00:33:21.319814  <6>[    0.102794] 	Rude variant of Tasks RCU enabled.

 2135 00:33:21.323104  <6>[    0.102798] 	Tracing variant of Tasks RCU enabled.

 2136 00:33:21.333013  <6>[    0.102803] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2137 00:33:21.339644  <6>[    0.102807] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2138 00:33:21.346042  <6>[    0.110923] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2139 00:33:21.352661  <5>[    0.111368] random: crng init done

 2140 00:33:21.355754  <6>[    0.111483] Console: colour dummy device 80x25

 2141 00:33:21.362740  <6>[    0.179877] printk: console [ttyS2] enabled

 2142 00:33:21.369563  <4>[    0.180264] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2143 00:33:21.376199  <4>[    0.180938] ... MAX_LOCKDEP_SUBCLASSES:  8

 2144 00:33:21.379185  <4>[    0.181319] ... MAX_LOCK_DEPTH:          48

 2145 00:33:21.385956  <4>[    0.181696] ... MAX_LOCKDEP_KEYS:        8192

 2146 00:33:21.392297  <4>[    0.182093] ... CLASSHASH_SIZE:          4096

 2147 00:33:21.395748  <4>[    0.182483] ... MAX_LOCKDEP_ENTRIES:     32768

 2148 00:33:21.402466  <4>[    0.182891] ... MAX_LOCKDEP_CHAINS:      65536

 2149 00:33:21.405398  <4>[    0.183296] ... CHAINHASH_SIZE:          32768

 2150 00:33:21.411976  <4>[    0.183694]  memory used by lock dependency info: 6365 kB

 2151 00:33:21.418818  <4>[    0.184179]  memory used for stack traces: 4224 kB

 2152 00:33:21.425748  <4>[    0.184613]  per task-struct memory footprint: 1920 bytes

 2153 00:33:21.428979  <6>[    0.185156] ACPI: Core revision 20200925

 2154 00:33:21.441983  <6>[    0.185781] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 99544814920 ns

 2155 00:33:21.445100  <6>[    0.186654] APIC: Switch to symmetric I/O mode setup

 2156 00:33:21.455106  <6>[    0.191638] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1

 2157 00:33:21.464872  <6>[    0.196644] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0xfc66f4fc7c, max_idle_ns: 440795224246 ns

 2158 00:33:21.478029  <6>[    0.197569] Calibrating delay loop (skipped), value calculated using timer frequency.. 2188.80 BogoMIPS (lpj=1094400)

 2159 00:33:21.484787  <6>[    0.198689] mce: CPU0: Thermal monitoring enabled (TM1)

 2160 00:33:21.491680  <6>[    0.199644] Last level iTLB entries: 4KB 48, 2MB 0, 4MB 0

 2161 00:33:21.497774  <6>[    0.200555] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0

 2162 00:33:21.507870  <6>[    0.201088] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2163 00:33:21.511617  <6>[    0.201559] Spectre V2 : Mitigation: Retpolines

 2164 00:33:21.521001  <6>[    0.201973] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2165 00:33:21.531025  <6>[    0.202557] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2166 00:33:21.534008  <6>[    0.203558] Speculative Store Bypass: Vulnerable

 2167 00:33:21.544499  <6>[    0.204000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2168 00:33:21.550812  <6>[    0.204556] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2169 00:33:21.560754  <6>[    0.205109] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 2170 00:33:21.567116  <6>[    0.205555] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 2171 00:33:21.573958  <6>[    0.206076] x86/fpu: xstate_offset[3]:  576, xstate_sizes[3]:   64

 2172 00:33:21.580676  <6>[    0.206556] x86/fpu: xstate_offset[4]:  640, xstate_sizes[4]:   64

 2173 00:33:21.590469  <6>[    0.207104] x86/fpu: Enabled xstate features 0x1b, context size is 704 bytes, using 'compacted' format.

 2174 00:33:21.596850  <4>[    0.228955] ------------[ cut here ]------------

 2175 00:33:21.598008  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2176 00:33:21.610332  <4>[    0.229389] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2177 00:33:21.620062  <4>[    0.229401] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:725 apply_returns+0x1f5/0x220

 2178 00:33:21.623710  <4>[    0.230556] Modules linked in:

 2179 00:33:21.629896  <4>[    0.230848] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.204-cip41 #1

 2180 00:33:21.636564  <4>[    0.231557] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 2181 00:33:21.643190  <4>[    0.232087] RIP: 0010:apply_returns+0x1f5/0x220

 2182 00:33:21.666176  <4>[    0.232558] Code: 67 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 10 f4 87 a1 c6 05 40 15 67 02 01 e8 25 0c 16 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2183 00:33:21.669364  <4>[    0.233556] RSP: 0000:ffffffffa1c03e28 EFLAGS: 00010282

 2184 00:33:21.679856  <4>[    0.234557] RAX: 0000000000000000 RBX: ffffffffa282e244 RCX: 0000000000000000

 2185 00:33:21.685881  <4>[    0.235557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9f977c31

 2186 00:33:21.695814  <4>[    0.236182] RBP: ffffffffa14f8940 R08: 0000000000000001 R09: 0000000000000001

 2187 00:33:21.705727  <4>[    0.236556] R10: ffffffffa1c8ff20 R11: 3fffffffffffffff R12: ffffffffa2847598

 2188 00:33:21.712385  <4>[    0.237182] R13: cccccccccccccccc R14: ffffffffa14f8945 R15: 0000000000000004

 2189 00:33:21.722347  <4>[    0.237558] FS:  0000000000000000(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 2190 00:33:21.728566  <4>[    0.238556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2191 00:33:21.735200  <4>[    0.239064] CR2: ffff8df4f5001000 CR3: 0000000133626000 CR4: 00000000003506f0

 2192 00:33:21.738844  <4>[    0.239555] Call Trace:

 2193 00:33:21.745202  <4>[    0.239804]  ? __warn+0x80/0x110

 2194 00:33:21.748853  <4>[    0.240107]  ? apply_returns+0x1f5/0x220

 2195 00:33:21.751705  <4>[    0.240561]  ? report_bug+0x9e/0xc0

 2196 00:33:21.758145  <4>[    0.240901]  ? handle_bug+0x41/0x90

 2197 00:33:21.761628  <4>[    0.241223]  ? exc_invalid_op+0x14/0x70

 2198 00:33:21.765335  <4>[    0.241558]  ? asm_exc_invalid_op+0x12/0x20

 2199 00:33:21.771702  <4>[    0.241950]  ? console_unlock+0x4d1/0x5f0

 2200 00:33:21.774882  <4>[    0.242557]  ? apply_returns+0x1f5/0x220

 2201 00:33:21.781277  <4>[    0.242917]  ? apply_returns+0x1f5/0x220

 2202 00:33:21.784702  <4>[    0.243281]  ? lock_acquire+0xbf/0x280

 2203 00:33:21.791640  <4>[    0.243574]  alternative_instructions+0x7d/0x143

 2204 00:33:21.794760  <4>[    0.243993]  arch_cpu_finalize_init+0x28/0x47

 2205 00:33:21.801621  <4>[    0.244561]  start_kernel+0x4a3/0x54d

 2206 00:33:21.807884  <4>[    0.244905]  secondary_startup_64_no_verify+0xc2/0xcb

 2207 00:33:21.811043  <4>[    0.245375] irq event stamp: 108515

 2208 00:33:21.821388  <4>[    0.245557] hardirqs last  enabled at (108527): [<ffffffff9f977c31>] console_unlock+0x4d1/0x5f0

 2209 00:33:21.831085  <4>[    0.246312] hardirqs last disabled at (108534): [<ffffffff9f977ba4>] console_unlock+0x444/0x5f0

 2210 00:33:21.840685  <4>[    0.246557] softirqs last  enabled at (108544): [<ffffffff9f907ce1>] irq_enter_rcu+0x71/0x80

 2211 00:33:21.850593  <4>[    0.247557] softirqs last disabled at (108555): [<ffffffff9f907cc6>] irq_enter_rcu+0x56/0x80

 2212 00:33:21.856888  <4>[    0.248561] ---[ end trace 68c4bcfb3b2027c0 ]---

 2213 00:33:21.857870  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']
 2214 00:33:21.858336  login-action: kernel 'warning'
 2215 00:33:21.858723  [login-action] Waiting for messages, (timeout 00:04:24)
 2216 00:33:21.860479  <6>[    0.258433] Freeing SMP alternatives memory: 48K

 2217 00:33:21.866887  <6>[    0.258562] pid_max: default: 32768 minimum: 301

 2218 00:33:21.873520  <6>[    0.259085] LSM: Security Framework initializing

 2219 00:33:21.877150  <6>[    0.259590] SELinux:  Initializing.

 2220 00:33:21.880324  <6>[    0.259967] LSM support for eBPF active

 2221 00:33:21.890275  <6>[    0.260595] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2222 00:33:21.900040  <6>[    0.261252] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2223 00:33:21.909713  <6>[    0.264760] smpboot: CPU0: Intel(R) Pentium(R) CPU N4200 @ 1.10GHz (family: 0x6, model: 0x5c, stepping: 0x9)

 2224 00:33:21.923088  <6>[    0.266155] Performance Events: PEBS fmt3+, Goldmont events, 32-deep LBR, full-width counters, Intel PMU driver.

 2225 00:33:21.926345  <6>[    0.266566] ... version:                4

 2226 00:33:21.932970  <6>[    0.266937] ... bit width:              48

 2227 00:33:21.935937  <6>[    0.267308] ... generic registers:      4

 2228 00:33:21.942767  <6>[    0.267557] ... value mask:             0000ffffffffffff

 2229 00:33:21.949335  <6>[    0.268032] ... max period:             00007fffffffffff

 2230 00:33:21.952929  <6>[    0.268500] ... fixed-purpose events:   3

 2231 00:33:21.959587  <6>[    0.268556] ... event mask:             000000070000000f

 2232 00:33:21.965556  <6>[    0.269454] rcu: Hierarchical SRCU implementation.

 2233 00:33:21.975279  <6>[    0.271114] smp: Bringing up secondary CPUs ...

 2234 00:33:21.976018  <6>[    0.272180] x86: Booting SMP configuration:

 2235 00:33:21.982390  <6>[    0.272596] .... node  #0, CPUs:      #1 #2 #3

 2236 00:33:21.985436  <6>[    0.275353] smp: Brought up 1 node, 4 CPUs

 2237 00:33:21.992077  <6>[    0.275963] smpboot: Max logical packages: 1

 2238 00:33:21.998661  <6>[    0.276359] smpboot: Total of 4 processors activated (8755.20 BogoMIPS)

 2239 00:33:22.001890  <6>[    0.277936] devtmpfs: initialized

 2240 00:33:22.009021  <6>[    0.278840] x86/mm: Memory block size: 128MB

 2241 00:33:22.018763  <6>[    0.282612] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2242 00:33:22.028447  <6>[    0.283572] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2243 00:33:22.035100  <6>[    0.284649] pinctrl core: initialized pinctrl subsystem

 2244 00:33:22.038540  <6>[    0.286042] PM: RTC time: 00:33:18, date: 2023-12-14

 2245 00:33:22.045130  <6>[    0.287038] NET: Registered protocol family 16

 2246 00:33:22.051532  <6>[    0.288078] audit: initializing netlink subsys (disabled)

 2247 00:33:22.061962  <5>[    0.288631] audit: type=2000 audit(1702513998.096:1): state=initialized audit_enabled=0 res=1

 2248 00:33:22.068029  <6>[    0.289228] thermal_sys: Registered thermal governor 'step_wise'

 2249 00:33:22.074934  <6>[    0.289375] thermal_sys: Registered thermal governor 'user_space'

 2250 00:33:22.081099  <6>[    0.289655] cpuidle: using governor menu

 2251 00:33:22.084694  <6>[    0.290718] ACPI: bus type PCI registered

 2252 00:33:22.095002  <6>[    0.291417] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000)

 2253 00:33:22.104667  <6>[    0.291564] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820

 2254 00:33:22.111120  <6>[    0.292215] PCI: Using configuration type 1 for base access

 2255 00:33:22.114628  <6>[    0.321594] Kprobes globally optimized

 2256 00:33:22.121166  <6>[    0.322696] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2257 00:33:22.130913  <6>[    0.323572] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2258 00:33:22.137888  <6>[    0.324597] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2259 00:33:22.144271  <6>[    0.327933] ACPI: Added _OSI(Module Device)

 2260 00:33:22.147843  <6>[    0.328564] ACPI: Added _OSI(Processor Device)

 2261 00:33:22.154373  <6>[    0.328974] ACPI: Added _OSI(3.0 _SCP Extensions)

 2262 00:33:22.161016  <6>[    0.329396] ACPI: Added _OSI(Processor Aggregator Device)

 2263 00:33:22.163759  <6>[    0.329559] ACPI: Added _OSI(Linux-Dell-Video)

 2264 00:33:22.170143  <6>[    0.329968] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2265 00:33:22.177046  <6>[    0.330439] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2266 00:33:22.183476  <6>[    0.337412] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2267 00:33:22.190552  <6>[    0.342588] ACPI: EC: EC started

 2268 00:33:22.193472  <6>[    0.342909] ACPI: EC: interrupt blocked

 2269 00:33:22.199865  <6>[    0.343764] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2270 00:33:22.206786  <6>[    0.344218] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2271 00:33:22.213539  <6>[    0.344557] ACPI: Interpreter enabled

 2272 00:33:22.216733  <6>[    0.344955] ACPI: (supports S0 S3 S5)

 2273 00:33:22.223251  <6>[    0.345300] ACPI: Using IOAPIC for interrupt routing

 2274 00:33:22.233268  <6>[    0.345600] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2275 00:33:22.239803  <6>[    0.347078] ACPI: Enabled 1 GPEs in block 00 to 7F

 2276 00:33:22.242895  <6>[    0.350660] ACPI: Power Resource [PXP] (on)

 2277 00:33:22.249905  <6>[    0.372617] ACPI: Power Resource [PRIC] (on)

 2278 00:33:22.252974  <6>[    0.398957] ACPI: Power Resource [PRIC] (on)

 2279 00:33:22.262685  <6>[    0.466767] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2280 00:33:22.273061  <6>[    0.467331] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2281 00:33:22.279469  <6>[    0.467794] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2282 00:33:22.285824  <6>[    0.469022] PCI host bridge to bus 0000:00

 2283 00:33:22.292818  <6>[    0.469410] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2284 00:33:22.302068  <6>[    0.469559] pci_bus 0000:00: root bus resource [io  0x1000-0xffff window]

 2285 00:33:22.308935  <6>[    0.470159] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2286 00:33:22.318799  <6>[    0.470558] pci_bus 0000:00: root bus resource [mem 0x7b800000-0x7fffffff window]

 2287 00:33:22.328888  <6>[    0.471204] pci_bus 0000:00: root bus resource [mem 0x80000000-0xe0000000 window]

 2288 00:33:22.331583  <6>[    0.471558] pci_bus 0000:00: root bus resource [bus 00-ff]

 2289 00:33:22.342002  <6>[    0.472131] pci 0000:00:00.0: [8086:5af0] type 00 class 0x060000

 2290 00:33:22.348509  <6>[    0.473338] pci 0000:00:00.1: [8086:5a8c] type 00 class 0x118000

 2291 00:33:22.355154  <6>[    0.473596] pci 0000:00:00.1: reg 0x10: [mem 0xc2b10000-0xc2b17fff 64bit]

 2292 00:33:22.361733  <6>[    0.474759] pci 0000:00:00.2: [8086:5a8e] type 00 class 0x130000

 2293 00:33:22.371232  <6>[    0.475317] pci 0000:00:00.2: reg 0x10: [mem 0xc2800000-0xc28fffff 64bit]

 2294 00:33:22.377783  <6>[    0.475570] pci 0000:00:00.2: reg 0x18: [mem 0xc2000000-0xc27fffff 64bit]

 2295 00:33:22.388365  <6>[    0.476180] pci 0000:00:00.2: reg 0x20: [mem 0xc2b38000-0xc2b381ff 64bit]

 2296 00:33:22.394526  <6>[    0.476933] pci 0000:00:02.0: [8086:5a84] type 00 class 0x030000

 2297 00:33:22.401227  <6>[    0.477483] pci 0000:00:02.0: reg 0x10: [mem 0xc0000000-0xc0ffffff 64bit]

 2298 00:33:22.411268  <6>[    0.477569] pci 0000:00:02.0: reg 0x18: [mem 0xb0000000-0xbfffffff 64bit pref]

 2299 00:33:22.417703  <6>[    0.478210] pci 0000:00:02.0: reg 0x20: [io  0x1000-0x103f]

 2300 00:33:22.424401  <6>[    0.478975] pci 0000:00:03.0: [8086:5a88] type 00 class 0x048000

 2301 00:33:22.430578  <6>[    0.479523] pci 0000:00:03.0: reg 0x10: [mem 0xc1000000-0xc1ffffff 64bit]

 2302 00:33:22.437721  <6>[    0.480031] pci 0000:00:0e.0: [8086:5a98] type 00 class 0x040100

 2303 00:33:22.447523  <6>[    0.480589] pci 0000:00:0e.0: reg 0x10: [mem 0xc2b18000-0xc2b1bfff 64bit]

 2304 00:33:22.453873  <6>[    0.481231] pci 0000:00:0e.0: reg 0x20: [mem 0xc2900000-0xc29fffff 64bit]

 2305 00:33:22.460540  <6>[    0.481678] pci 0000:00:0e.0: PME# supported from D0 D3hot D3cold

 2306 00:33:22.466993  <6>[    0.482778] pci 0000:00:0f.0: [8086:5a9a] type 00 class 0x078000

 2307 00:33:22.477056  <6>[    0.483351] pci 0000:00:0f.0: reg 0x10: [mem 0xc2b1e000-0xc2b1efff 64bit]

 2308 00:33:22.483740  <6>[    0.483710] pci 0000:00:0f.0: PME# supported from D3hot

 2309 00:33:22.490165  <6>[    0.484592] pci 0000:00:14.0: [8086:5ad6] type 01 class 0x060400

 2310 00:33:22.497090  <6>[    0.485295] pci 0000:00:14.0: PME# supported from D0 D3hot D3cold

 2311 00:33:22.503537  <6>[    0.486088] pci 0000:00:15.0: [8086:5aa8] type 00 class 0x0c0330

 2312 00:33:22.510153  <6>[    0.486581] pci 0000:00:15.0: reg 0x10: [mem 0xc2b00000-0xc2b0ffff 64bit]

 2313 00:33:22.516732  <6>[    0.487294] pci 0000:00:15.0: PME# supported from D3hot D3cold

 2314 00:33:22.526728  <6>[    0.488084] pci 0000:00:16.0: [8086:5aac] type 00 class 0x118000

 2315 00:33:22.533358  <6>[    0.488595] pci 0000:00:16.0: reg 0x10: [mem 0xc2b21000-0xc2b21fff 64bit]

 2316 00:33:22.540165  <6>[    0.489217] pci 0000:00:16.0: reg 0x18: [mem 0xc2b22000-0xc2b22fff 64bit]

 2317 00:33:22.549624  <6>[    0.490103] pci 0000:00:16.1: [8086:5aae] type 00 class 0x118000

 2318 00:33:22.555939  <6>[    0.490593] pci 0000:00:16.1: reg 0x10: [mem 0xc2b23000-0xc2b23fff 64bit]

 2319 00:33:22.562467  <6>[    0.491212] pci 0000:00:16.1: reg 0x18: [mem 0xc2b24000-0xc2b24fff 64bit]

 2320 00:33:22.569393  <6>[    0.492116] pci 0000:00:16.2: [8086:5ab0] type 00 class 0x118000

 2321 00:33:22.578974  <6>[    0.492603] pci 0000:00:16.2: reg 0x10: [mem 0xc2b25000-0xc2b25fff 64bit]

 2322 00:33:22.585722  <6>[    0.493217] pci 0000:00:16.2: reg 0x18: [mem 0xc2b26000-0xc2b26fff 64bit]

 2323 00:33:22.592917  <6>[    0.494114] pci 0000:00:16.3: [8086:5ab2] type 00 class 0x118000

 2324 00:33:22.602327  <6>[    0.494594] pci 0000:00:16.3: reg 0x10: [mem 0xc2b27000-0xc2b27fff 64bit]

 2325 00:33:22.608968  <6>[    0.495218] pci 0000:00:16.3: reg 0x18: [mem 0xc2b28000-0xc2b28fff 64bit]

 2326 00:33:22.615659  <6>[    0.496123] pci 0000:00:17.0: [8086:5ab4] type 00 class 0x118000

 2327 00:33:22.625770  <6>[    0.496594] pci 0000:00:17.0: reg 0x10: [mem 0xc2b29000-0xc2b29fff 64bit]

 2328 00:33:22.632369  <6>[    0.497218] pci 0000:00:17.0: reg 0x18: [mem 0xc2b2a000-0xc2b2afff 64bit]

 2329 00:33:22.638717  <6>[    0.498099] pci 0000:00:17.1: [8086:5ab6] type 00 class 0x118000

 2330 00:33:22.648984  <6>[    0.498594] pci 0000:00:17.1: reg 0x10: [mem 0xc2b2b000-0xc2b2bfff 64bit]

 2331 00:33:22.655111  <6>[    0.499217] pci 0000:00:17.1: reg 0x18: [mem 0xc2b2c000-0xc2b2cfff 64bit]

 2332 00:33:22.662032  <6>[    0.500138] pci 0000:00:18.0: [8086:5abc] type 00 class 0x118000

 2333 00:33:22.672086  <6>[    0.500594] pci 0000:00:18.0: reg 0x10: [mem 0xc2b2d000-0xc2b2dfff 64bit]

 2334 00:33:22.678091  <6>[    0.501217] pci 0000:00:18.0: reg 0x18: [mem 0xc2b2e000-0xc2b2efff 64bit]

 2335 00:33:22.684897  <6>[    0.502102] pci 0000:00:18.1: [8086:5abe] type 00 class 0x118000

 2336 00:33:22.691538  <6>[    0.502594] pci 0000:00:18.1: reg 0x10: [mem 0xc2b2f000-0xc2b2ffff 64bit]

 2337 00:33:22.701272  <6>[    0.503217] pci 0000:00:18.1: reg 0x18: [mem 0xc2b30000-0xc2b30fff 64bit]

 2338 00:33:22.708283  <6>[    0.504104] pci 0000:00:18.2: [8086:5ac0] type 00 class 0x118000

 2339 00:33:22.714609  <6>[    0.504593] pci 0000:00:18.2: reg 0x10: [mem 0xde000000-0xde000fff 64bit]

 2340 00:33:22.724639  <6>[    0.505217] pci 0000:00:18.2: reg 0x18: [mem 0xc2b31000-0xc2b31fff 64bit]

 2341 00:33:22.731274  <6>[    0.506128] pci 0000:00:19.0: [8086:5ac2] type 00 class 0x118000

 2342 00:33:22.737856  <6>[    0.506594] pci 0000:00:19.0: reg 0x10: [mem 0xc2b32000-0xc2b32fff 64bit]

 2343 00:33:22.748203  <6>[    0.507215] pci 0000:00:19.0: reg 0x18: [mem 0xc2b33000-0xc2b33fff 64bit]

 2344 00:33:22.754330  <6>[    0.508141] pci 0000:00:1b.0: [8086:5aca] type 00 class 0x080501

 2345 00:33:22.760783  <6>[    0.508584] pci 0000:00:1b.0: reg 0x10: [mem 0xc2b34000-0xc2b34fff 64bit]

 2346 00:33:22.770987  <6>[    0.509203] pci 0000:00:1b.0: reg 0x18: [mem 0xc2b35000-0xc2b35fff 64bit]

 2347 00:33:22.777620  <6>[    0.510068] pci 0000:00:1c.0: [8086:5acc] type 00 class 0x080501

 2348 00:33:22.784301  <6>[    0.510585] pci 0000:00:1c.0: reg 0x10: [mem 0xc2b36000-0xc2b36fff 64bit]

 2349 00:33:22.790550  <6>[    0.511201] pci 0000:00:1c.0: reg 0x18: [mem 0xc2b37000-0xc2b37fff 64bit]

 2350 00:33:22.800726  <6>[    0.512180] pci 0000:00:1f.0: [8086:5ae8] type 00 class 0x060100

 2351 00:33:22.807382  <6>[    0.513141] pci 0000:00:1f.1: [8086:5ad4] type 00 class 0x0c0500

 2352 00:33:22.813774  <6>[    0.513625] pci 0000:00:1f.1: reg 0x10: [mem 0xc2b39000-0xc2b390ff 64bit]

 2353 00:33:22.820423  <6>[    0.514308] pci 0000:00:1f.1: reg 0x20: [io  0x1040-0x105f]

 2354 00:33:22.826976  <6>[    0.515493] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2355 00:33:22.836817  <6>[    0.515799] pci 0000:01:00.0: reg 0x10: [mem 0xc2a00000-0xc2a01fff 64bit]

 2356 00:33:22.847095  <6>[    0.517084] pci 0000:01:00.0: Upstream bridge's Max Payload Size set to 128 (was 256, max 256)

 2357 00:33:22.853657  <6>[    0.517717] pci 0000:01:00.0: Max Payload Size set to 128 (was 128, max 128)

 2358 00:33:22.860593  <6>[    0.519433] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2359 00:33:22.867250  <6>[    0.521330] pci 0000:00:14.0: PCI bridge to [bus 01]

 2360 00:33:22.873201  <6>[    0.521569] pci 0000:00:14.0:   bridge window [mem 0xc2a00000-0xc2afffff]

 2361 00:33:22.879895  <6>[    0.528392] ACPI: EC: interrupt unblocked

 2362 00:33:22.883141  <6>[    0.528558] ACPI: EC: event unblocked

 2363 00:33:22.890244  <6>[    0.528921] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2364 00:33:22.893459  <6>[    0.529383] ACPI: EC: GPE=0x2b

 2365 00:33:22.903180  <6>[    0.529561] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2366 00:33:22.909946  <6>[    0.530185] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2367 00:33:22.916131  <6>[    0.531016] iommu: Default domain type: Translated 

 2368 00:33:22.922819  <6>[    0.531763] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2369 00:33:22.933094  <6>[    0.532171] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2370 00:33:22.939502  <6>[    0.532576] pci 0000:00:02.0: vgaarb: bridge control possible

 2371 00:33:22.942950  <6>[    0.533095] vgaarb: loaded

 2372 00:33:22.948942  <5>[    0.533870] SCSI subsystem initialized

 2373 00:33:22.952213  <6>[    0.534792] ACPI: bus type USB registered

 2374 00:33:22.959312  <6>[    0.535675] usbcore: registered new interface driver usbfs

 2375 00:33:22.965699  <6>[    0.536223] usbcore: registered new interface driver hub

 2376 00:33:22.972115  <6>[    0.536591] usbcore: registered new device driver usb

 2377 00:33:22.975507  <6>[    0.537146] mc: Linux media interface: v0.10

 2378 00:33:22.982165  <6>[    0.537570] videodev: Linux video capture interface: v2.00

 2379 00:33:22.989022  <6>[    0.538093] pps_core: LinuxPPS API ver. 1 registered

 2380 00:33:22.998706  <6>[    0.538543] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2381 00:33:23.005747  <6>[    0.538567] PTP clock support registered

 2382 00:33:23.012230  <6>[    0.538985] Advanced Linux Sound Architecture Driver Initialized.

 2383 00:33:23.015493  <6>[    0.540139] NetLabel: Initializing

 2384 00:33:23.021895  <6>[    0.540466] NetLabel:  domain hash size = 128

 2385 00:33:23.028798  <6>[    0.541559] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2386 00:33:23.035060  <6>[    0.542119] NetLabel:  unlabeled traffic allowed by default

 2387 00:33:23.038242  <6>[    0.542675] PCI: Using ACPI for IRQ routing

 2388 00:33:23.045258  <4>[    0.572414] Expanded resource Reserved due to conflict with PCI Bus 0000:00

 2389 00:33:23.055259  <6>[    0.573662] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0

 2390 00:33:23.061254  <6>[    0.574235] hpet0: 8 comparators, 64-bit 19.200000 MHz counter

 2391 00:33:23.068289  <6>[    0.576659] clocksource: Switched to clocksource tsc-early

 2392 00:33:23.071659  <5>[    0.962552] VFS: Disk quotas dquot_6.6.0

 2393 00:33:23.081107  <6>[    0.962962] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2394 00:33:23.084880  <6>[    0.963941] pnp: PnP ACPI init

 2395 00:33:23.091311  <6>[    0.964912] system 00:00: [io  0x0900-0x09fe] has been reserved

 2396 00:33:23.097650  <6>[    0.965683] system 00:01: [io  0x0200] has been reserved

 2397 00:33:23.104853  <6>[    0.966163] system 00:01: [io  0x0204] has been reserved

 2398 00:33:23.111058  <6>[    0.966646] system 00:01: [io  0x0800-0x087f] has been reserved

 2399 00:33:23.117461  <6>[    0.967174] system 00:01: [io  0x0880-0x08ff] has been reserved

 2400 00:33:23.120731  <6>[    0.969701] pnp: PnP ACPI: found 3 devices

 2401 00:33:23.130994  <6>[    0.983675] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2402 00:33:23.137408  <6>[    0.984562] NET: Registered protocol family 2

 2403 00:33:23.143900  <6>[    0.985149] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2404 00:33:23.154145  <6>[    0.987187] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2405 00:33:23.164028  <6>[    0.988195] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2406 00:33:23.173678  <6>[    0.989104] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2407 00:33:23.180433  <6>[    0.991717] TCP: Hash tables configured (established 32768 bind 32768)

 2408 00:33:23.190134  <6>[    0.992773] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2409 00:33:23.197141  <6>[    0.993762] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2410 00:33:23.206871  <6>[    0.994644] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2411 00:33:23.210256  <6>[    0.995755] NET: Registered protocol family 1

 2412 00:33:23.217271  <6>[    0.996837] RPC: Registered named UNIX socket transport module.

 2413 00:33:23.223808  <6>[    0.997411] RPC: Registered udp transport module.

 2414 00:33:23.230401  <6>[    0.997839] RPC: Registered tcp transport module.

 2415 00:33:23.236932  <6>[    0.998278] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2416 00:33:23.243521  <6>[    0.999361] NET: Registered protocol family 44

 2417 00:33:23.246523  <6>[    0.999798] pci 0000:00:14.0: PCI bridge to [bus 01]

 2418 00:33:23.256743  <6>[    1.000278] pci 0000:00:14.0:   bridge window [mem 0xc2a00000-0xc2afffff]

 2419 00:33:23.262918  <6>[    1.000890] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2420 00:33:23.270181  <6>[    1.001446] pci_bus 0000:00: resource 5 [io  0x1000-0xffff window]

 2421 00:33:23.279700  <6>[    1.001996] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2422 00:33:23.286382  <6>[    1.002606] pci_bus 0000:00: resource 7 [mem 0x7b800000-0x7fffffff window]

 2423 00:33:23.292909  <6>[    1.003202] pci_bus 0000:00: resource 8 [mem 0x80000000-0xe0000000 window]

 2424 00:33:23.302644  <6>[    1.003816] pci_bus 0000:01: resource 1 [mem 0xc2a00000-0xc2afffff]

 2425 00:33:23.312496  <6>[    1.004566] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2426 00:33:23.315888  <6>[    1.007453] PCI: CLS 64 bytes, default 64

 2427 00:33:23.319204  <6>[    1.008160] Unpacking initramfs...

 2428 00:33:23.326077  <6>[    1.279522] Freeing initrd memory: 10248K

 2429 00:33:23.332372  <6>[    1.279902] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2430 00:33:23.342971  <6>[    1.280549] software IO TLB: mapped [mem 0x00000000769fd000-0x000000007a9fd000] (64MB)

 2431 00:33:23.352678  <6>[    1.281548] RAPL PMU: API unit is 2^-32 Joules, 4 fixed counters, 655360 ms ovfl timer

 2432 00:33:23.359060  <6>[    1.282236] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2433 00:33:23.365879  <6>[    1.282767] RAPL PMU: hw unit of domain package 2^-14 Joules

 2434 00:33:23.369272  <6>[    1.283272] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2435 00:33:23.375633  <6>[    1.283753] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2436 00:33:23.382257  <3>[    1.285406] kvm: already loaded the other module

 2437 00:33:23.395346  <6>[    1.285829] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0xfc66f4fc7c, max_idle_ns: 440795224246 ns

 2438 00:33:23.398548  <6>[    1.286748] clocksource: Switched to clocksource tsc

 2439 00:33:23.408594  <6>[    1.287290] platform rtc_cmos: registered platform RTC device (no PNP device found)

 2440 00:33:23.415085  <6>[    1.289955] check: Scanning for low memory corruption every 60 seconds

 2441 00:33:23.421696  <5>[    1.292717] Initialise system trusted keyrings

 2442 00:33:23.428459  <6>[    1.293428] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2443 00:33:23.435155  <5>[    1.308390] NFS: Registering the id_resolver key type

 2444 00:33:23.441639  <5>[    1.308885] Key type id_resolver registered

 2445 00:33:23.445207  <5>[    1.309311] Key type id_legacy registered

 2446 00:33:23.451619  <5>[    1.320896] Key type asymmetric registered

 2447 00:33:23.454587  <5>[    1.321325] Asymmetric key parser 'x509' registered

 2448 00:33:23.464559  <6>[    1.321815] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2449 00:33:23.471424  <6>[    1.322491] io scheduler mq-deadline registered

 2450 00:33:23.474574  <6>[    1.322899] io scheduler kyber registered

 2451 00:33:23.477423  <4>[    1.323509] test_firmware: interface ready

 2452 00:33:23.487594  <6>[    1.324689] pcieport 0000:00:14.0: PME: Signaling with IRQ 120

 2453 00:33:23.490895  <6>[    1.326317] ACPI: AC Adapter [AC] (on-line)

 2454 00:33:23.503983  <6>[    1.326979] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:14/PNP0C09:00/PNP0C0D:00/input/input0

 2455 00:33:23.507228  <6>[    1.328513] ACPI: Lid Switch [LID0]

 2456 00:33:23.517629  <6>[    1.329005] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1

 2457 00:33:23.520455  <6>[    1.329874] ACPI: Power Button [PWRB]

 2458 00:33:23.530242  <6>[    1.330385] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input2

 2459 00:33:23.537025  <6>[    1.331268] ACPI: Sleep Button [SLP]

 2460 00:33:23.543928  <6>[    1.331762] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3

 2461 00:33:23.550198  <6>[    1.332563] ACPI: Power Button [PWRF]

 2462 00:33:23.553298  <6>[    1.333116] ACPI: \_PR_.CP00: Found 3 idle states

 2463 00:33:23.560031  <6>[    1.334186] ACPI: \_PR_.CP01: Found 3 idle states

 2464 00:33:23.566457  <6>[    1.334992] ACPI: \_PR_.CP02: Found 3 idle states

 2465 00:33:23.570248  <6>[    1.335809] ACPI: \_PR_.CP03: Found 3 idle states

 2466 00:33:23.580052  <6>[    1.337324] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2467 00:33:23.582921  <6>[    1.340287] Non-volatile memory driver v1.3

 2468 00:33:23.589904  <6>[    1.340292] battery: ACPI: Battery Slot [BAT0] (battery present)

 2469 00:33:23.596386  <6>[    1.340788] Linux agpgart interface v0.103

 2470 00:33:23.599963  <6>[    1.341920] ACPI: bus type drm_connector registered

 2471 00:33:23.606486  <6>[    1.342516] [drm] amdgpu kernel modesetting enabled.

 2472 00:33:23.613113  <6>[    1.345571] i915 0000:00:02.0: vgaarb: deactivate vga console

 2473 00:33:23.622801  <6>[    1.399906] i915 0000:00:02.0: Invalid PCI ROM header signature: expecting 0xaa55, got 0xea8c

 2474 00:33:23.629724  <6>[    1.400719] i915 0000:00:02.0: [drm] Failed to find VBIOS tables (VBT)

 2475 00:33:23.642848  <6>[    1.401537] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2476 00:33:23.653134  <4>[    1.402853] i915 0000:00:02.0: Direct firmware load for i915/bxt_dmc_ver1_07.bin failed with error -2

 2477 00:33:23.665911  <5>[    1.403753] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/bxt_dmc_ver1_07.bin. Disabling runtime power management.

 2478 00:33:23.678766  <5>[    1.404759] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915

 2479 00:33:23.689032  <6>[    1.445089] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2480 00:33:23.695811  <6>[    1.448017] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2481 00:33:23.698655  <6>[    1.458979] loop: module loaded

 2482 00:33:23.708794  <6>[    1.459849] lkdtm: No crash points registered, enable through debugfs

 2483 00:33:23.718616  <6>[    1.503362] dw-apb-uart.6: ttyS0 at MMIO 0xc2b2d000 (irq = 4, base_baud = 115200) is a 16550A

 2484 00:33:23.728791  <6>[    1.506559] dw-apb-uart.7: ttyS1 at MMIO 0xc2b2f000 (irq = 5, base_baud = 115200) is a 16550A

 2485 00:33:23.731953  <6>[    1.509253] printk: console [ttyS2] disabled

 2486 00:33:23.741821  <6>[    1.509975] dw-apb-uart.8: ttyS2 at MMIO 0xde000000 (irq = 6, base_baud = 114825) is a 16550A

 2487 00:33:23.834613  <6>[    4.808847] printk: console [ttyS2] enabled

 2488 00:33:23.841249  <6>[    4.808969] fbcon: i915drmfb (fb0) is primary device

 2489 00:33:23.847739  <4>[    4.810787] pxa2xx-spi pxa2xx-spi.9: no DMA channels available, using PIO

 2490 00:33:23.854440  <6>[    4.818064] e100: Intel(R) PRO/100 Network Driver

 2491 00:33:23.861525  <6>[    4.818068] e100: Copyright(c) 1999-2006 Intel Corporation

 2492 00:33:23.867713  <6>[    4.818110] e1000: Intel(R) PRO/1000 Network Driver

 2493 00:33:23.874406  <6>[    4.818112] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2494 00:33:23.880655  <6>[    4.818166] e1000e: Intel(R) PRO/1000 Network Driver

 2495 00:33:23.887902  <6>[    4.818167] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2496 00:33:23.893803  <6>[    4.818228] igb: Intel(R) Gigabit Ethernet Network Driver

 2497 00:33:23.900305  <6>[    4.818230] igb: Copyright (c) 2007-2014 Intel Corporation.

 2498 00:33:23.903927  <6>[    4.818287] sky2: driver version 1.30

 2499 00:33:23.910096  <6>[    4.818505] usbcore: registered new interface driver r8152

 2500 00:33:23.916652  <6>[    4.818951] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2501 00:33:23.923268  <6>[    4.818969] ehci-pci: EHCI PCI platform driver

 2502 00:33:23.929985  <6>[    4.819023] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2503 00:33:23.936720  <6>[    4.819035] ohci-pci: OHCI PCI platform driver

 2504 00:33:23.943425  <6>[    4.819076] uhci_hcd: USB Universal Host Controller Interface driver

 2505 00:33:23.949693  <6>[    4.820219] xhci_hcd 0000:00:15.0: xHCI Host Controller

 2506 00:33:23.959993  <6>[    4.821001] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 1

 2507 00:33:23.969564  <6>[    4.822213] xhci_hcd 0000:00:15.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2508 00:33:23.976090  <6>[    4.822268] xhci_hcd 0000:00:15.0: cache line size of 64 is not supported

 2509 00:33:23.982724  <6>[    4.823504] xhci_hcd 0000:00:15.0: xHCI Host Controller

 2510 00:33:23.992730  <6>[    4.824085] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 2

 2511 00:33:23.999138  <6>[    4.824098] xhci_hcd 0000:00:15.0: Host supports USB 3.0 SuperSpeed

 2512 00:33:24.009074  <6>[    4.824789] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2513 00:33:24.015291  <6>[    4.824805] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2514 00:33:24.022412  <6>[    4.824808] usb usb1: Product: xHCI Host Controller

 2515 00:33:24.028867  <6>[    4.824810] usb usb1: Manufacturer: Linux 5.10.204-cip41 xhci-hcd

 2516 00:33:24.035394  <6>[    4.824812] usb usb1: SerialNumber: 0000:00:15.0

 2517 00:33:24.038685  <6>[    4.826021] hub 1-0:1.0: USB hub found

 2518 00:33:24.045406  <6>[    4.826118] hub 1-0:1.0: 8 ports detected

 2519 00:33:24.055279  <6>[    4.827738] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2520 00:33:24.061562  <6>[    4.827742] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2521 00:33:24.068169  <6>[    4.827744] usb usb2: Product: xHCI Host Controller

 2522 00:33:24.075186  <6>[    4.827747] usb usb2: Manufacturer: Linux 5.10.204-cip41 xhci-hcd

 2523 00:33:24.081598  <6>[    4.827749] usb usb2: SerialNumber: 0000:00:15.0

 2524 00:33:24.085127  <6>[    4.828415] hub 2-0:1.0: USB hub found

 2525 00:33:24.091686  <6>[    4.828448] hub 2-0:1.0: 7 ports detected

 2526 00:33:24.097978  <6>[    4.829624] usbcore: registered new interface driver usblp

 2527 00:33:24.104327  <6>[    4.829670] usbcore: registered new interface driver usb-storage

 2528 00:33:24.114580  <6>[    4.830046] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2529 00:33:24.121258  <6>[    4.830151] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2530 00:33:24.134225  <4>[    4.830153] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2531 00:33:24.137578  <4>[    4.830713] i8042: Warning: Keylock active

 2532 00:33:24.143990  <6>[    4.830956] serio: i8042 KBD port at 0x60,0x64 irq 1

 2533 00:33:24.150488  <6>[    4.832750] rtc_cmos rtc_cmos: RTC can wake from S4

 2534 00:33:24.157167  <6>[    4.834495] rtc_cmos rtc_cmos: registered as rtc0

 2535 00:33:24.163960  <6>[    4.834650] rtc_cmos rtc_cmos: alarms up to one month, 114 bytes nvram

 2536 00:33:24.173907  <6>[    4.835532] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4

 2537 00:33:24.180500  <4>[    4.836852] i801_smbus 0000:00:1f.1: can't derive routing for PCI INT A

 2538 00:33:24.186876  <4>[    4.836856] i801_smbus 0000:00:1f.1: PCI INT A: no GSI

 2539 00:33:24.193265  <6>[    4.836890] i801_smbus 0000:00:1f.1: SPD Write Disable is set

 2540 00:33:24.203458  <3>[    4.836943] genirq: Flags mismatch irq 0. 00000080 (i801_smbus) vs. 00015a00 (timer)

 2541 00:33:24.209767  <3>[    4.836961] i801_smbus 0000:00:1f.1: Failed to allocate irq 0: -16

 2542 00:33:24.216370  <6>[    4.836963] i801_smbus 0000:00:1f.1: SMBus using polling

 2543 00:33:24.226414  <6>[    4.837815] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2544 00:33:24.232947  <6>[    4.837858] intel_pstate: Intel P-state driver initializing

 2545 00:33:24.239687  <6>[    4.840248] sdhci: Secure Digital Host Controller Interface driver

 2546 00:33:24.246383  <6>[    4.840285] sdhci: Copyright(c) Pierre Ossman

 2547 00:33:24.253248  <6>[    4.840466] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2548 00:33:24.262937  <6>[    4.846828] sdhci-pci 0000:00:1c.0: SDHCI controller found [8086:5acc] (rev b)

 2549 00:33:24.269291  <6>[    4.853391] mmc0: SDHCI controller on PCI [0000:00:1c.0] using ADMA 64-bit

 2550 00:33:24.275770  <6>[    4.854305] hid: raw HID events driver (C) Jiri Kosina

 2551 00:33:24.282722  <6>[    4.856424] usbcore: registered new interface driver usbhid

 2552 00:33:24.288947  <6>[    4.856429] usbhid: USB HID core driver

 2553 00:33:24.302226  <6>[    4.858169] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:14/PNP0C09:00/GOOG0006:00/input/input5

 2554 00:33:24.308745  <6>[    4.863012] Console: switching to colour frame buffer device 240x67

 2555 00:33:24.315544  <6>[    4.864717] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2556 00:33:24.325389  <6>[    4.867822] snd_hda_intel 0000:00:0e.0: DSP detected with PCI class/subclass/prog-if info 0x040100

 2557 00:33:24.331966  <6>[    4.872759] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2558 00:33:24.341643  <6>[    4.874100] snd_hda_intel 0000:00:0e.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2559 00:33:24.348625  <6>[    4.874360] IPv4 over IPsec tunneling driver

 2560 00:33:24.351967  <6>[    4.875531] Initializing XFRM netlink socket

 2561 00:33:24.358428  <6>[    4.877138] NET: Registered protocol family 10

 2562 00:33:24.361884  <6>[    4.880691] Segment Routing with IPv6

 2563 00:33:24.367987  <6>[    4.883531] NET: Registered protocol family 17

 2564 00:33:24.374819  <6>[    4.884348] 8021q: 802.1Q VLAN Support v1.8

 2565 00:33:24.378092  <5>[    4.884912] Key type dns_resolver registered

 2566 00:33:24.384387  <3>[    4.893755] snd_hda_intel 0000:00:0e.0: Cannot probe codecs, giving up

 2567 00:33:24.391539  <6>[    4.901983] microcode: sig=0x506c9, pf=0x1, revision=0x2c

 2568 00:33:24.397767  <6>[    4.907168] microcode: Microcode Update Driver: v2.2.

 2569 00:33:24.407831  <6>[    4.914978] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2570 00:33:24.410978  <6>[    4.920600] IPI shorthand broadcast: enabled

 2571 00:33:24.417346  <6>[    5.069500] usb 1-5: new high-speed USB device number 2 using xhci_hcd

 2572 00:33:24.427420  <6>[    5.075027] sched_clock: Marking stable (4993283954, 81247482)->(5094803379, -20271943)

 2573 00:33:24.437371  <6>[    5.235700] usb 1-5: New USB device found, idVendor=0408, idProduct=3090, bcdDevice= 0.04

 2574 00:33:24.443954  <6>[    5.254712] registered taskstats version 1

 2575 00:33:24.450433  <6>[    5.260695] usb 1-5: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2576 00:33:24.457400  <6>[    5.260705] usb 1-5: Product: USB2.0 HD UVC WebCam

 2577 00:33:24.463338  <5>[    5.269859] Loading compiled-in X.509 certificates

 2578 00:33:24.466994  <6>[    5.276983] usb 1-5: Manufacturer: Quanta

 2579 00:33:24.476387  <6>[    5.295258] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2580 00:33:24.480060  <6>[    5.299614] usb 1-5: SerialNumber: 0x0001

 2581 00:33:24.489753  <6>[    5.316072] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2582 00:33:24.496860  <6>[    5.373451] usb 2-5: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2583 00:33:24.506535  <6>[    5.382481] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2584 00:33:24.516034  <6>[    5.406947] usb 2-5: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2585 00:33:24.519242  <6>[    5.415855] PM:   Magic number: 3:116:557

 2586 00:33:24.529565  <6>[    5.419478] usb 2-5: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2587 00:33:24.532620  <6>[    5.419488] usb 2-5: Product: USB 10/100/1000 LAN

 2588 00:33:24.539134  <6>[    5.600127] usb 2-5: Manufacturer: Realtek

 2589 00:33:24.542510  <6>[    5.600135] usb 2-5: SerialNumber: 001000001

 2590 00:33:24.552851  <6>[    5.608965] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2591 00:33:24.559414  <6>[    5.610871] printk: console [netcon0] enabled

 2592 00:33:24.562360  <6>[    5.624133] netconsole: network logging started

 2593 00:33:24.594468  <6>[    5.652602] usb 1-6: new full-speed USB device number 3 using xhci_hcd

 2594 00:33:24.628888  <6>[    5.689977] mmc0: new HS400 MMC card at address 0001

 2595 00:33:24.637579  <6>[    5.698886] mmcblk0: mmc0:0001 TA2964 58.3 GiB 

 2596 00:33:24.644194  <6>[    5.704890] mmcblk0boot0: mmc0:0001 TA2964 partition 1 4.00 MiB

 2597 00:33:24.654832  <6>[    5.712336] mmcblk0boot1: mmc0:0001 TA2964 partition 2 4.00 MiB

 2598 00:33:24.661370  <6>[    5.720115] mmcblk0rpmb: mmc0:0001 TA2964 partition 3 4.00 MiB, chardev (245:0)

 2599 00:33:24.676701  <6>[    5.737758]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2600 00:33:24.706900  <6>[    5.764492] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2601 00:33:24.736703  <6>[    5.794252] usb 1-6: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2602 00:33:24.746158  <6>[    5.803806] usb 1-6: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2603 00:33:24.759007  <6>[    5.817161] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2604 00:33:24.853367  <6>[    5.911242] usb 2-5: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2605 00:33:24.901076  <6>[    5.959024] r8152 2-5:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2606 00:33:24.938522  <6>[    5.999360] r8152 2-5:1.0 eth0: v1.11.11

 2607 00:33:24.948083  <6>[    6.005179] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2608 00:33:26.555067  <6>[    7.612653] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2609 00:33:26.558338  <6>[    7.612839] r8152 2-5:1.0 eth0: carrier on

 2610 00:33:28.838331  <5>[    7.624400] Sending DHCP requests .., OK

 2611 00:33:28.847906  <6>[    9.904338] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.15

 2612 00:33:28.851113  <6>[    9.913666] IP-Config: Complete:

 2613 00:33:28.864638  <6>[    9.917614]      device=eth0, hwaddr=00:e0:4c:75:01:bd, ipaddr=192.168.201.15, mask=255.255.255.0, gw=192.168.201.1

 2614 00:33:28.871229  <6>[    9.929649]      host=asus-c523na-a20057-coral-cbg-3, domain=lava-rack, nis-domain=(none)

 2615 00:33:28.881468  <6>[    9.939150]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2616 00:33:28.887913  <6>[    9.939158]      nameserver0=192.168.201.1

 2617 00:33:28.894630  <5>[    9.953165] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2618 00:33:28.918959  <6>[    9.976819] modprobe (101) used greatest stack depth: 14208 bytes left

 2619 00:33:28.931601  <6>[    9.989259] modprobe (102) used greatest stack depth: 14120 bytes left

 2620 00:33:28.937725  <5>[    9.992313] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2621 00:33:28.948168  <4>[   10.005835] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2622 00:33:28.955020  <6>[   10.005885] ALSA device list:

 2623 00:33:28.958139  <6>[   10.015993] cfg80211: failed to load regulatory.db

 2624 00:33:28.964648  <6>[   10.025516]   No soundcards found.

 2625 00:33:28.971194  <4>[   10.031313] dw-apb-uart dw-apb-uart.8: forbid DMA for kernel console

 2626 00:33:28.995326  <6>[   10.053031] Freeing unused kernel image (initmem) memory: 2172K

 2627 00:33:29.013169  <6>[   10.070745] Write protecting the kernel read-only data: 36864k

 2628 00:33:29.023921  <6>[   10.082021] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2629 00:33:29.034192  <6>[   10.091835] Freeing unused kernel image (rodata/data gap) memory: 1312K

 2630 00:33:29.037623  <6>[   10.100086] Run /init as init process

 2631 00:33:29.067129  Loading, please wait...

 2632 00:33:29.125954  Starting version 247.3-7+deb11u2

 2633 00:33:29.135645  <6>[   10.193000] systemd-udevd (123) used greatest stack depth: 13624 bytes left

 2634 00:33:29.395499  <6>[   10.453524] udevadm (125) used greatest stack depth: 13592 bytes left

 2635 00:33:30.110416  <6>[   11.171493] chromeos ramoops using acpi device.

 2636 00:33:30.120233  <6>[   11.175648] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2637 00:33:30.154133  <6>[   11.212259] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2638 00:33:30.188513  <4>[   11.246758] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2639 00:33:30.201786  <4>[   11.259564] i2c_hid i2c-WCOM50C1:00: supply vdd not found, using dummy regulator

 2640 00:33:30.219819  <4>[   11.277727] i2c_hid i2c-WCOM50C1:00: supply vddl not found, using dummy regulator

 2641 00:33:30.229706  <4>[   11.282060] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2642 00:33:30.241118  <6>[   11.299112] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2643 00:33:30.251017  <4>[   11.299614] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2644 00:33:30.270645  <6>[   11.328508] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2645 00:33:30.316007  <4>[   11.370771] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2646 00:33:30.322455  <4>[   11.383287] da7219 i2c-DLGS7219:00: Invalid micbias pulse level

 2647 00:33:30.334903  <6>[   11.392548] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2648 00:33:30.361423  <6>[   11.419326] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2649 00:33:30.503697  <6>[   11.561484] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2650 00:33:30.507229  <6>[   11.565834] Registered efivars operations

 2651 00:33:30.517375  <6>[   11.578371] gsmi version 1.0 loaded

 2652 00:33:31.264261  <3>[   12.321557] i2c_designware i2c_designware.5: controller timed out

 2653 00:33:31.281985  <6>[   12.339623] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2654 00:33:31.298196  <6>[   12.355646] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2655 00:33:31.308030  <6>[   12.362750] cros-usbpd-charger cros-usbpd-charger.2.auto: Could not get charger port count

 2656 00:33:31.319121  <6>[   12.376707] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2657 00:33:31.330044  <6>[   12.388014] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (0408:3090)

 2658 00:33:31.340328  <6>[   12.394203] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2659 00:33:31.363689  <6>[   12.418176] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:15.0/usb1/1-5/1-5:1.0/input/input6

 2660 00:33:31.376019  <6>[   12.433931] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2661 00:33:31.382970  <6>[   12.434181] usbcore: registered new interface driver uvcvideo

 2662 00:33:31.389121  <6>[   12.449176] USB Video Class driver (1.1.1)

 2663 00:33:31.413191  <6>[   12.471041] udevadm (143) used greatest stack depth: 13400 bytes left

 2664 00:33:31.416555  Begin: Loading essential drivers ... done.

 2665 00:33:31.423416  Begin: Running /scripts/init-premount ... done.

 2666 00:33:31.429850  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2667 00:33:31.439510  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2668 00:33:31.443099  Device /sys/class/net/eth0 found

 2669 00:33:31.443657  done.

 2670 00:33:31.512844  IP-Config: eth0 hardware address 00:e0:4c:75:01:bd mtu 1500 DHCP

 2671 00:33:31.518985  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2672 00:33:31.525599   address: 192.168.201.15   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2673 00:33:31.535296   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2674 00:33:31.542119   host   : asus-c523na-a20057-coral-cbg-3                                  

 2675 00:33:31.548613   domain : lava-rack                                                       

 2676 00:33:31.551925   rootserver: 192.168.201.1 rootpath: 

 2677 00:33:31.555033   filename  : 

 2678 00:33:31.682802  <6>[   12.741068] nfsmount (170) used greatest stack depth: 12536 bytes left

 2679 00:33:31.682962  done.

 2680 00:33:31.701333  Begin: Running /scripts/nfs-bottom ... done.

 2681 00:33:31.741808  Begin: Running /scripts/init-bottom ... done.

 2682 00:33:33.049731  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2683 00:33:33.391125  <30>[   14.431931] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

 2684 00:33:33.412209  <30>[   14.473122] systemd[1]: Detected architecture x86-64.

 2685 00:33:33.438026  

 2686 00:33:33.441118  Welcome to Debian GNU/Linux 11 (bullseye)!

 2687 00:33:33.441650  

 2688 00:33:33.454934  <30>[   14.513148] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2689 00:33:34.870106  <30>[   15.928030] systemd[1]: Queued start job for default target Graphical Interface.

 2690 00:33:34.885152  <30>[   15.946320] systemd[1]: Created slice system-getty.slice.

 2691 00:33:34.896106  [  OK  ] Created slice system-getty.slice.

 2692 00:33:34.907950  <30>[   15.965598] systemd[1]: Created slice system-modprobe.slice.

 2693 00:33:34.914187  [  OK  ] Created slice system-modprobe.slice.

 2694 00:33:34.926907  <30>[   15.984713] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2695 00:33:34.933904  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2696 00:33:34.945812  <30>[   16.003662] systemd[1]: Created slice User and Session Slice.

 2697 00:33:34.952222  [  OK  ] Created slice User and Session Slice.

 2698 00:33:34.964163  <30>[   16.022149] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2699 00:33:34.974112  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2700 00:33:34.985036  <30>[   16.042757] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2701 00:33:34.994753  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2702 00:33:35.010642  <30>[   16.065100] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2703 00:33:35.020756  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2704 00:33:35.030978  <30>[   16.088897] systemd[1]: Reached target Local Encrypted Volumes.

 2705 00:33:35.037677  [  OK  ] Reached target Local Encrypted Volumes.

 2706 00:33:35.044690  <30>[   16.106039] systemd[1]: Reached target Paths.

 2707 00:33:35.051061  [  OK  ] Reached target Paths.

 2708 00:33:35.057984  <30>[   16.117932] systemd[1]: Reached target Remote File Systems.

 2709 00:33:35.064582  [  OK  ] Reached target Remote File Systems.

 2710 00:33:35.073679  <30>[   16.134941] systemd[1]: Reached target Slices.

 2711 00:33:35.080162  [  OK  ] Reached target Slices.

 2712 00:33:35.087132  <30>[   16.146928] systemd[1]: Reached target Swap.

 2713 00:33:35.090320  [  OK  ] Reached target Swap.

 2714 00:33:35.102737  <30>[   16.160164] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2715 00:33:35.109192  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2716 00:33:35.120064  <30>[   16.181374] systemd[1]: Listening on Journal Audit Socket.

 2717 00:33:35.130482  [  OK  ] Listening on Journal Audit Socket.

 2718 00:33:35.143189  <30>[   16.200923] systemd[1]: Listening on Journal Socket (/dev/log).

 2719 00:33:35.149609  [  OK  ] Listening on Journal Socket (/dev/log).

 2720 00:33:35.158394  <30>[   16.219828] systemd[1]: Listening on Journal Socket.

 2721 00:33:35.165110  [  OK  ] Listening on Journal Socket.

 2722 00:33:35.178070  <30>[   16.236181] systemd[1]: Listening on Network Service Netlink Socket.

 2723 00:33:35.185137  [  OK  ] Listening on Network Service Netlink Socket.

 2724 00:33:35.198738  <30>[   16.260056] systemd[1]: Listening on udev Control Socket.

 2725 00:33:35.206350  [  OK  ] Listening on udev Control Socket.

 2726 00:33:35.217302  <30>[   16.278422] systemd[1]: Listening on udev Kernel Socket.

 2727 00:33:35.224157  [  OK  ] Listening on udev Kernel Socket.

 2728 00:33:35.240783  <30>[   16.302198] systemd[1]: Mounting Huge Pages File System...

 2729 00:33:35.247792           Mounting Huge Pages File System...

 2730 00:33:35.264700  <30>[   16.322476] systemd[1]: Mounting POSIX Message Queue File System...

 2731 00:33:35.270763           Mounting POSIX Message Queue File System...

 2732 00:33:35.288109  <30>[   16.346208] systemd[1]: Mounting Kernel Debug File System...

 2733 00:33:35.291337           Mounting Kernel Debug File System...

 2734 00:33:35.311364  <30>[   16.369439] systemd[1]: Mounting Kernel Trace File System...

 2735 00:33:35.317810           Mounting Kernel Trace File System...

 2736 00:33:35.333257  <30>[   16.391500] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2737 00:33:35.344138           Starting Create list of st…odes for the current kernel...

 2738 00:33:35.358864  <30>[   16.417025] systemd[1]: Starting Load Kernel Module configfs...

 2739 00:33:35.365651           Starting Load Kernel Module configfs...

 2740 00:33:35.380067  <30>[   16.441386] systemd[1]: Starting Load Kernel Module drm...

 2741 00:33:35.386924           Starting Load Kernel Module drm...

 2742 00:33:35.401223  <30>[   16.462209] systemd[1]: Starting Load Kernel Module fuse...

 2743 00:33:35.411468           Starting Load Kernel Module fuse...

 2744 00:33:35.417990  <6>[   16.474830] mount (197) used greatest stack depth: 12384 bytes left

 2745 00:33:35.440013  <30>[   16.495023] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2746 00:33:35.472802  <30>[   16.533991] systemd[1]: Starting Journal Service...

 2747 00:33:35.481319           Starting Journal Service...

 2748 00:33:35.499131  <6>[   16.560386] fuse: init (API version 7.32)

 2749 00:33:35.505654  <30>[   16.564843] systemd[1]: Starting Load Kernel Modules...

 2750 00:33:35.512165           Starting Load Kernel Modules...

 2751 00:33:35.525965  <30>[   16.584156] systemd[1]: Starting Remount Root and Kernel File Systems...

 2752 00:33:35.532861           Starting Remount Root and Kernel File Systems...

 2753 00:33:35.552770  <30>[   16.610931] systemd[1]: Starting Coldplug All udev Devices...

 2754 00:33:35.559270           Starting Coldplug All udev Devices...

 2755 00:33:35.589517  <30>[   16.650719] systemd[1]: Mounted Huge Pages File System.

 2756 00:33:35.596062  [  OK  ] Mounted Huge Pages File System.

 2757 00:33:35.609859  <30>[   16.667844] systemd[1]: Mounted POSIX Message Queue File System.

 2758 00:33:35.616567  [  OK  ] Mounted POSIX Message Queue File System.

 2759 00:33:35.625204  <30>[   16.686426] systemd[1]: Mounted Kernel Debug File System.

 2760 00:33:35.633260  [  OK  ] Mounted Kernel Debug File System.

 2761 00:33:35.643347  <30>[   16.704872] systemd[1]: Mounted Kernel Trace File System.

 2762 00:33:35.650724  [  OK  ] Mounted Kernel Trace File System.

 2763 00:33:35.669020  <30>[   16.726977] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2764 00:33:35.679153  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2765 00:33:35.694216  <30>[   16.752392] systemd[1]: modprobe@configfs.service: Succeeded.

 2766 00:33:35.701160  <30>[   16.761925] systemd[1]: Finished Load Kernel Module configfs.

 2767 00:33:35.711041  [  OK  ] Finished Load Kernel Module configfs.

 2768 00:33:35.721035  <30>[   16.782178] systemd[1]: modprobe@drm.service: Succeeded.

 2769 00:33:35.730283  <30>[   16.791415] systemd[1]: Finished Load Kernel Module drm.

 2770 00:33:35.737400  [  OK  ] Finished Load Kernel Module drm.

 2771 00:33:35.750651  <30>[   16.811596] systemd[1]: modprobe@fuse.service: Succeeded.

 2772 00:33:35.759862  <30>[   16.820691] systemd[1]: Finished Load Kernel Module fuse.

 2773 00:33:35.766668  [  OK  ] Finished Load Kernel Module fuse.

 2774 00:33:35.778753  <30>[   16.840196] systemd[1]: Finished Load Kernel Modules.

 2775 00:33:35.785542  [  OK  ] Finished Load Kernel Modules.

 2776 00:33:35.801235  <30>[   16.859177] systemd[1]: Finished Remount Root and Kernel File Systems.

 2777 00:33:35.807601  [  OK  ] Finished Remount Root and Kernel File Systems.

 2778 00:33:35.826587  <30>[   16.884553] systemd[1]: Mounting FUSE Control File System...

 2779 00:33:35.833125           Mounting FUSE Control File System...

 2780 00:33:35.848776  <30>[   16.906921] systemd[1]: Mounting Kernel Configuration File System...

 2781 00:33:35.855597           Mounting Kernel Configuration File System...

 2782 00:33:35.875358  <30>[   16.933094] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

 2783 00:33:35.889585  <30>[   16.944027] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

 2784 00:33:35.899836  <30>[   16.960905] systemd[1]: Starting Load/Save Random Seed...

 2785 00:33:35.906709           Starting Load/Save Random Seed...

 2786 00:33:35.923468  <30>[   16.984736] systemd[1]: Starting Apply Kernel Variables...

 2787 00:33:35.931095           Starting Apply Kernel Variables...

 2788 00:33:35.947682  <30>[   17.009165] systemd[1]: Starting Create System Users...

 2789 00:33:35.955209           Starting Create System Users...

 2790 00:33:35.993989  <30>[   17.055442] systemd[1]: Mounted FUSE Control File System.

 2791 00:33:36.001089  [  OK  ] Mounted FUSE Control File System.

 2792 00:33:36.013410  <30>[   17.071335] systemd[1]: Mounted Kernel Configuration File System.

 2793 00:33:36.019656  [  OK  ] Mounted Kernel Configuration File System.

 2794 00:33:36.032878  <30>[   17.094116] systemd[1]: Finished Load/Save Random Seed.

 2795 00:33:36.041622  [  OK  ] Finished Load/Save Random Seed.

 2796 00:33:36.056483  <30>[   17.114345] systemd[1]: Condition check resulted in First Boot Complete being skipped.

 2797 00:33:36.067244  <30>[   17.128414] systemd[1]: Finished Apply Kernel Variables.

 2798 00:33:36.074482  [  OK  ] Finished Apply Kernel Variables.

 2799 00:33:36.193344  <30>[   17.254867] systemd[1]: Finished Create System Users.

 2800 00:33:36.199974  [  OK  ] Finished Create System Users.

 2801 00:33:36.218467  <30>[   17.277143] systemd[1]: Starting Create Static Device Nodes in /dev...

 2802 00:33:36.224994           Starting Create Static Device Nodes in /dev...

 2803 00:33:36.261141  <30>[   17.322683] systemd[1]: Started Journal Service.

 2804 00:33:36.267443  [  OK  ] Started Journal Service.

 2805 00:33:36.299411           Starting Flush Journal to Persistent Storage...

 2806 00:33:36.373256  <46>[   17.431489] systemd-journald[205]: Received client request to flush runtime journal.

 2807 00:33:36.396345  [  OK  ] Finished Create Static Device Nodes in /dev.

 2808 00:33:36.406909  [  OK  ] Reached target Local File Systems (Pre).

 2809 00:33:36.413331  [  OK  ] Reached target Local File Systems.

 2810 00:33:36.440578           Starting Rule-based Manage…for Device Events and Files...

 2811 00:33:37.281417  [  OK  ] Finished Coldplug All udev Devices.

 2812 00:33:37.969541  [  OK  ] Finished Flush Journal to Persistent Storage.

 2813 00:33:37.986928           Starting Create Volatile Files and Directories...

 2814 00:33:38.048488  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2815 00:33:38.109639           Starting Network Service...

 2816 00:33:38.888030  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2817 00:33:38.974765           Starting Load/Save Screen …f backlight:intel_backlight...

 2818 00:33:39.068169  [  OK  ] Found device Celeron N3350…3900 Series HSUART Controller.

 2819 00:33:39.510426  [  OK  ] Finished Create Volatile Files and Directories.

 2820 00:33:39.663518  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2821 00:33:39.730055  [  OK  ] Started Network Service.

 2822 00:33:39.851797  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2823 00:33:39.892776           Starting Network Name Resolution...

 2824 00:33:39.923244           Starting Network Time Synchronization...

 2825 00:33:39.945647           Starting Update UTMP about System Boot/Shutdown...

 2826 00:33:40.033146  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2827 00:33:40.565690  [  OK  ] Started Network Time Synchronization.

 2828 00:33:40.576580  [  OK  ] Reached target System Initialization.

 2829 00:33:40.587639  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2830 00:33:40.594361  [  OK  ] Reached target System Time Set.

 2831 00:33:40.608067  [  OK  ] Reached target System Time Synchronized.

 2832 00:33:40.708777  [  OK  ] Started Daily apt download activities.

 2833 00:33:40.724072  [  OK  ] Started Daily apt upgrade and clean activities.

 2834 00:33:40.764389  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2835 00:33:40.810522  [  OK  ] Started Discard unused blocks once a week.

 2836 00:33:40.819144  [  OK  ] Reached target Timers.

 2837 00:33:40.864483  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2838 00:33:40.870693  [  OK  ] Reached target Sockets.

 2839 00:33:40.882478  [  OK  ] Reached target Basic System.

 2840 00:33:40.915948  [  OK  ] Started D-Bus System Message Bus.

 2841 00:33:40.964588           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2842 00:33:41.021166           Starting User Login Management...

 2843 00:33:41.040305  [  OK  ] Started Network Name Resolution.

 2844 00:33:41.050300  [  OK  ] Reached target Network.

 2845 00:33:41.060745  [  OK  ] Reached target Host and Network Name Lookups.

 2846 00:33:41.083543           Starting Permit User Sessions...

 2847 00:33:41.264764  [  OK  ] Finished Permit User Sessions.

 2848 00:33:41.286213  [  OK  ] Started Getty on tty1.

 2849 00:33:41.300917  [  OK  ] Started Serial Getty on ttyS2.

 2850 00:33:41.311211  [  OK  ] Reached target Login Prompts.

 2851 00:33:41.417932  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2852 00:33:41.584711  [  OK  ] Started User Login Management.

 2853 00:33:41.594199  [  OK  ] Reached target Multi-User System.

 2854 00:33:41.608238  [  OK  ] Reached target Graphical Interface.

 2855 00:33:41.626989           Starting Update UTMP about System Runlevel Changes...

 2856 00:33:41.739977  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2857 00:33:41.839972  

 2858 00:33:41.840522  

 2859 00:33:41.842845  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS2

 2860 00:33:41.843312  

 2861 00:33:41.849288  debian-bullseye-amd64 login: root (automatic login)

 2862 00:33:41.849744  

 2863 00:33:41.850073  

 2864 00:33:42.374701  Linux debian-bullseye-amd64 5.10.204-cip41 #1 SMP Thu Dec 14 00:09:38 UTC 2023 x86_64

 2865 00:33:42.374864  

 2866 00:33:42.381746  The programs included with the Debian GNU/Linux system are free software;

 2867 00:33:42.387674  the exact distribution terms for each program are described in the

 2868 00:33:42.394274  individual files in /usr/share/doc/*/copyright.

 2869 00:33:42.394360  

 2870 00:33:42.401238  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2871 00:33:42.404187  permitted by applicable law.

 2872 00:33:43.924330  Matched prompt #10: / #
 2874 00:33:43.925761  Kernel warnings or errors detected.
 2875 00:33:43.926105  Setting prompt string to ['/ #']
 2876 00:33:43.926520  end: 2.2.5.1 login-action (duration 00:00:23) [common]
 2878 00:33:43.927683  end: 2.2.5 auto-login-action (duration 00:00:25) [common]
 2879 00:33:43.928127  start: 2.2.6 expect-shell-connection (timeout 00:04:02) [common]
 2880 00:33:43.928472  Setting prompt string to ['/ #']
 2881 00:33:43.928780  Forcing a shell prompt, looking for ['/ #']
 2883 00:33:43.979543  / # 

 2884 00:33:43.980211  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2885 00:33:43.980694  Waiting using forced prompt support (timeout 00:02:30)
 2886 00:33:43.987328  

 2887 00:33:43.988337  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2888 00:33:43.988919  start: 2.2.7 export-device-env (timeout 00:04:02) [common]
 2890 00:33:44.090200  / #export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts'

 2891 00:33:44.097232   export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12264597/extract-nfsrootfs-e127lbts'

 2893 00:33:44.199114  / # export NFS_SERVER_IP='192.168.201.1'

 2894 00:33:44.205469  export NFS_SERVER_IP='192.168.201.1'

 2895 00:33:44.206446  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2896 00:33:44.206996  end: 2.2 depthcharge-retry (duration 00:00:59) [common]
 2897 00:33:44.207498  end: 2 depthcharge-action (duration 00:00:59) [common]
 2898 00:33:44.208028  start: 3 lava-test-retry (timeout 00:08:33) [common]
 2899 00:33:44.208553  start: 3.1 lava-test-shell (timeout 00:08:33) [common]
 2900 00:33:44.208978  Using namespace: common
 2902 00:33:44.310364  / # #

 2903 00:33:44.311018  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2904 00:33:44.316645  #

 2905 00:33:44.317576  Using /lava-12264597
 2907 00:33:44.418877  / # export SHELL=/bin/bash

 2908 00:33:44.425838  export SHELL=/bin/bash

 2910 00:33:44.527530  / # . /lava-12264597/environment

 2911 00:33:44.534335  . /lava-12264597/environment

 2913 00:33:44.644654  / # /lava-12264597/bin/lava-test-runner /lava-12264597/0

 2914 00:33:44.645302  Test shell timeout: 10s (minimum of the action and connection timeout)
 2915 00:33:44.651150  /lava-12264597/bin/lava-test-runner /lava-12264597/0

 2916 00:33:45.221982  + export TESTRUN_ID=0_timesync-off

 2917 00:33:45.222537  + TESTRUN_ID=0_timesync-off

 2918 00:33:45.228363  + cd /lava-12264597/0/tests/0_timesync-off

 2919 00:33:45.228832  ++ cat uuid

 2920 00:33:45.253670  + UUID=12264597_1.5.2.3.1

 2921 00:33:45.257005  + set +x

 2922 00:33:45.260249  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12264597_1.5.2.3.1>

 2923 00:33:45.260995  Received signal: <STARTRUN> 0_timesync-off 12264597_1.5.2.3.1
 2924 00:33:45.261401  Starting test lava.0_timesync-off (12264597_1.5.2.3.1)
 2925 00:33:45.261895  Skipping test definition patterns.
 2926 00:33:45.263460  + systemctl stop systemd-timesyncd

 2927 00:33:45.371958  + set +x

 2928 00:33:45.375358  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12264597_1.5.2.3.1>

 2929 00:33:45.376092  Received signal: <ENDRUN> 0_timesync-off 12264597_1.5.2.3.1
 2930 00:33:45.376543  Ending use of test pattern.
 2931 00:33:45.376893  Ending test lava.0_timesync-off (12264597_1.5.2.3.1), duration 0.12
 2933 00:33:45.574713  + export TESTRUN_ID=1_kselftest-lkdtm

 2934 00:33:45.578127  + TESTRUN_ID=1_kselftest-lkdtm

 2935 00:33:45.581021  + cd /lava-12264597/0/tests/1_kselftest-lkdtm

 2936 00:33:45.581551  ++ cat uuid

 2937 00:33:45.609406  + UUID=12264597_1.5.2.3.5

 2938 00:33:45.612586  + set +x

 2939 00:33:45.616167  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12264597_1.5.2.3.5>

 2940 00:33:45.617093  Received signal: <STARTRUN> 1_kselftest-lkdtm 12264597_1.5.2.3.5
 2941 00:33:45.617538  Starting test lava.1_kselftest-lkdtm (12264597_1.5.2.3.5)
 2942 00:33:45.617986  Skipping test definition patterns.
 2943 00:33:45.619292  + cd ./automated/linux/kselftest/

 2944 00:33:45.655939  + ./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/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C523NA-A20057-coral -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2945 00:33:45.794628  INFO: install_deps skipped

 2946 00:33:45.973879  --2023-12-14 00:33:45--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 2947 00:33:46.005625  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2948 00:33:46.138897  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2949 00:33:46.271604  HTTP request sent, awaiting response... 200 OK

 2950 00:33:46.274807  Length: 3378312 (3.2M) [application/octet-stream]

 2951 00:33:46.278132  Saving to: 'kselftest.tar.xz'

 2952 00:33:46.278588  

 2953 00:33:46.278943  

 2954 00:33:46.537213  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2955 00:33:46.802633  kselftest.tar.xz      1%[                    ]  47.81K   182KB/s               

 2956 00:33:47.067747  kselftest.tar.xz      6%[>                   ] 216.08K   409KB/s               

 2957 00:33:47.267933  kselftest.tar.xz     27%[====>               ] 897.66K  1.10MB/s               

 2958 00:33:47.542035  kselftest.tar.xz     45%[========>           ]   1.47M  1.48MB/s               

 2959 00:33:47.548855  kselftest.tar.xz     95%[==================> ]   3.06M  2.41MB/s               

 2960 00:33:47.555203  kselftest.tar.xz    100%[===================>]   3.22M  2.53MB/s    in 1.3s    

 2961 00:33:47.555665  

 2962 00:33:47.853285  2023-12-14 00:33:47 (2.53 MB/s) - 'kselftest.tar.xz' saved [3378312/3378312]

 2963 00:33:47.853444  

 2964 00:33:59.354309  skiplist:

 2965 00:33:59.357470  ========================================

 2966 00:33:59.360710  ========================================

 2967 00:33:59.467345  lkdtm:PANIC.sh

 2968 00:33:59.467902  lkdtm:BUG.sh

 2969 00:33:59.470478  lkdtm:WARNING.sh

 2970 00:33:59.474060  lkdtm:WARNING_MESSAGE.sh

 2971 00:33:59.474542  lkdtm:EXCEPTION.sh

 2972 00:33:59.476996  lkdtm:LOOP.sh

 2973 00:33:59.477506  lkdtm:EXHAUST_STACK.sh

 2974 00:33:59.480590  lkdtm:CORRUPT_STACK.sh

 2975 00:33:59.483711  lkdtm:CORRUPT_STACK_STRONG.sh

 2976 00:33:59.487034  lkdtm:CORRUPT_LIST_ADD.sh

 2977 00:33:59.490581  lkdtm:CORRUPT_LIST_DEL.sh

 2978 00:33:59.493980  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2979 00:33:59.497198  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2980 00:33:59.497695  lkdtm:UNSET_SMEP.sh

 2981 00:33:59.500394  lkdtm:DOUBLE_FAULT.sh

 2982 00:33:59.503478  lkdtm:CORRUPT_PAC.sh

 2983 00:33:59.506913  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2984 00:33:59.510419  lkdtm:OVERWRITE_ALLOCATION.sh

 2985 00:33:59.510876  lkdtm:WRITE_AFTER_FREE.sh

 2986 00:33:59.513670  lkdtm:READ_AFTER_FREE.sh

 2987 00:33:59.516817  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2988 00:33:59.520289  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2989 00:33:59.523381  lkdtm:SLAB_FREE_DOUBLE.sh

 2990 00:33:59.526618  lkdtm:SLAB_FREE_CROSS.sh

 2991 00:33:59.527033  lkdtm:SLAB_FREE_PAGE.sh

 2992 00:33:59.530215  lkdtm:SOFTLOCKUP.sh

 2993 00:33:59.533444  lkdtm:HARDLOCKUP.sh

 2994 00:33:59.533902  lkdtm:SPINLOCKUP.sh

 2995 00:33:59.536548  lkdtm:HUNG_TASK.sh

 2996 00:33:59.536960  lkdtm:EXEC_DATA.sh

 2997 00:33:59.539774  lkdtm:EXEC_STACK.sh

 2998 00:33:59.543546  lkdtm:EXEC_KMALLOC.sh

 2999 00:33:59.543963  lkdtm:EXEC_VMALLOC.sh

 3000 00:33:59.546602  lkdtm:EXEC_RODATA.sh

 3001 00:33:59.550043  lkdtm:EXEC_USERSPACE.sh

 3002 00:33:59.550457  lkdtm:EXEC_NULL.sh

 3003 00:33:59.553110  lkdtm:ACCESS_USERSPACE.sh

 3004 00:33:59.556467  lkdtm:ACCESS_NULL.sh

 3005 00:33:59.556881  lkdtm:WRITE_RO.sh

 3006 00:33:59.560036  lkdtm:WRITE_RO_AFTER_INIT.sh

 3007 00:33:59.563165  lkdtm:WRITE_KERN.sh

 3008 00:33:59.566373  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3009 00:33:59.569866  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3010 00:33:59.573015  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3011 00:33:59.576601  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3012 00:33:59.579725  lkdtm:REFCOUNT_DEC_ZERO.sh

 3013 00:33:59.582919  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3014 00:33:59.586164  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3015 00:33:59.589846  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3016 00:33:59.593012  lkdtm:REFCOUNT_INC_ZERO.sh

 3017 00:33:59.596428  lkdtm:REFCOUNT_ADD_ZERO.sh

 3018 00:33:59.599703  lkdtm:REFCOUNT_INC_SATURATED.sh

 3019 00:33:59.602931  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3020 00:33:59.606234  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3021 00:33:59.609379  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3022 00:33:59.613089  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3023 00:33:59.619426  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3024 00:33:59.622654  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3025 00:33:59.626160  lkdtm:REFCOUNT_TIMING.sh

 3026 00:33:59.626576  lkdtm:ATOMIC_TIMING.sh

 3027 00:33:59.629368  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3028 00:33:59.632790  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3029 00:33:59.636434  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3030 00:33:59.642970  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3031 00:33:59.646212  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3032 00:33:59.649601  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3033 00:33:59.652681  lkdtm:USERCOPY_STACK_BEYOND.sh

 3034 00:33:59.653182  lkdtm:USERCOPY_KERNEL.sh

 3035 00:33:59.656325  lkdtm:STACKLEAK_ERASING.sh

 3036 00:33:59.659281  lkdtm:CFI_FORWARD_PROTO.sh

 3037 00:33:59.663043  ============== Tests to run ===============

 3038 00:33:59.666009  lkdtm:PANIC.sh

 3039 00:33:59.666462  lkdtm:BUG.sh

 3040 00:33:59.669353  lkdtm:WARNING.sh

 3041 00:33:59.669829  lkdtm:WARNING_MESSAGE.sh

 3042 00:33:59.672783  lkdtm:EXCEPTION.sh

 3043 00:33:59.675784  lkdtm:LOOP.sh

 3044 00:33:59.676272  lkdtm:EXHAUST_STACK.sh

 3045 00:33:59.678906  lkdtm:CORRUPT_STACK.sh

 3046 00:33:59.682331  lkdtm:CORRUPT_STACK_STRONG.sh

 3047 00:33:59.685705  lkdtm:CORRUPT_LIST_ADD.sh

 3048 00:33:59.686264  lkdtm:CORRUPT_LIST_DEL.sh

 3049 00:33:59.689134  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3050 00:33:59.695632  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3051 00:33:59.696123  lkdtm:UNSET_SMEP.sh

 3052 00:33:59.698989  lkdtm:DOUBLE_FAULT.sh

 3053 00:33:59.699441  lkdtm:CORRUPT_PAC.sh

 3054 00:33:59.705416  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3055 00:33:59.705905  lkdtm:OVERWRITE_ALLOCATION.sh

 3056 00:33:59.708807  lkdtm:WRITE_AFTER_FREE.sh

 3057 00:33:59.712345  lkdtm:READ_AFTER_FREE.sh

 3058 00:33:59.715568  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3059 00:33:59.718646  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3060 00:33:59.722191  lkdtm:SLAB_FREE_DOUBLE.sh

 3061 00:33:59.725418  lkdtm:SLAB_FREE_CROSS.sh

 3062 00:33:59.725909  lkdtm:SLAB_FREE_PAGE.sh

 3063 00:33:59.728821  lkdtm:SOFTLOCKUP.sh

 3064 00:33:59.732012  lkdtm:HARDLOCKUP.sh

 3065 00:33:59.732476  lkdtm:SPINLOCKUP.sh

 3066 00:33:59.735248  lkdtm:HUNG_TASK.sh

 3067 00:33:59.735700  lkdtm:EXEC_DATA.sh

 3068 00:33:59.738654  lkdtm:EXEC_STACK.sh

 3069 00:33:59.742045  lkdtm:EXEC_KMALLOC.sh

 3070 00:33:59.742517  lkdtm:EXEC_VMALLOC.sh

 3071 00:33:59.744928  lkdtm:EXEC_RODATA.sh

 3072 00:33:59.748261  lkdtm:EXEC_USERSPACE.sh

 3073 00:33:59.748718  lkdtm:EXEC_NULL.sh

 3074 00:33:59.751889  lkdtm:ACCESS_USERSPACE.sh

 3075 00:33:59.755111  lkdtm:ACCESS_NULL.sh

 3076 00:33:59.755566  lkdtm:WRITE_RO.sh

 3077 00:33:59.758486  lkdtm:WRITE_RO_AFTER_INIT.sh

 3078 00:33:59.761892  lkdtm:WRITE_KERN.sh

 3079 00:33:59.765046  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3080 00:33:59.768252  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3081 00:33:59.771615  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3082 00:33:59.774870  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3083 00:33:59.778600  lkdtm:REFCOUNT_DEC_ZERO.sh

 3084 00:33:59.781458  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3085 00:33:59.784825  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3086 00:33:59.788004  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3087 00:33:59.792333  lkdtm:REFCOUNT_INC_ZERO.sh

 3088 00:33:59.795023  lkdtm:REFCOUNT_ADD_ZERO.sh

 3089 00:33:59.797981  lkdtm:REFCOUNT_INC_SATURATED.sh

 3090 00:33:59.801533  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3091 00:33:59.804726  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3092 00:33:59.808101  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3093 00:33:59.811550  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3094 00:33:59.818003  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3095 00:33:59.821187  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3096 00:33:59.824929  lkdtm:REFCOUNT_TIMING.sh

 3097 00:33:59.825388  lkdtm:ATOMIC_TIMING.sh

 3098 00:33:59.828086  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3099 00:33:59.831168  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3100 00:33:59.834589  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3101 00:33:59.838123  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3102 00:33:59.840998  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3103 00:33:59.844527  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3104 00:33:59.848225  lkdtm:USERCOPY_STACK_BEYOND.sh

 3105 00:33:59.850910  lkdtm:USERCOPY_KERNEL.sh

 3106 00:33:59.854537  lkdtm:STACKLEAK_ERASING.sh

 3107 00:33:59.857774  lkdtm:CFI_FORWARD_PROTO.sh

 3108 00:33:59.860885  ===========End Tests to run ===============

 3109 00:33:59.863994  shardfile-lkdtm pass

 3110 00:34:01.090607  <12>[   42.151584] kselftest: Running tests in lkdtm

 3111 00:34:01.116084  TAP version 13

 3112 00:34:01.143843  1..70

 3113 00:34:01.168534  # selftests: lkdtm: PANIC.sh

 3114 00:34:01.755174  # Skipping PANIC: crashes entire system

 3115 00:34:01.763158  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3116 00:34:01.782417  # selftests: lkdtm: BUG.sh

 3117 00:34:02.034345  <6>[   43.094951] lkdtm: Performing direct entry BUG

 3118 00:34:02.040692  <4>[   43.100632] ------------[ cut here ]------------

 3119 00:34:02.047090  <2>[   43.106165] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3120 00:34:02.050673  <4>[   43.112468] invalid opcode: 0000 [#1] SMP PTI

 3121 00:34:02.060375  <4>[   43.117656] CPU: 3 PID: 637 Comm: cat Tainted: G        W         5.10.204-cip41 #1

 3122 00:34:02.066995  <4>[   43.126538] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3123 00:34:02.074006  <4>[   43.133481] RIP: 0010:lkdtm_BUG+0x5/0x10

 3124 00:34:02.093913  <4>[   43.138178] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3125 00:34:02.100255  <4>[   43.159535] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3126 00:34:02.106717  <4>[   43.165693] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3127 00:34:02.117358  <4>[   43.173991] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3128 00:34:02.123649  <4>[   43.182291] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3129 00:34:02.133541  <4>[   43.190590] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3130 00:34:02.139878  <4>[   43.198889] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3131 00:34:02.149988  <4>[   43.207189] FS:  00007f1c72b87580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3132 00:34:02.156467  <4>[   43.216559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3133 00:34:02.166516  <4>[   43.223296] CR2: 00007f1c72991000 CR3: 000000010667c000 CR4: 00000000003506e0

 3134 00:34:02.169762  <4>[   43.231587] Call Trace:

 3135 00:34:02.173184  <4>[   43.234631]  ? __die_body.cold+0x1a/0x1f

 3136 00:34:02.176412  <4>[   43.239325]  ? die+0x2b/0x50

 3137 00:34:02.179490  <4>[   43.242852]  ? do_trap+0x91/0x110

 3138 00:34:02.186269  <4>[   43.246862]  ? lkdtm_BUG+0x5/0x10

 3139 00:34:02.189856  <4>[   43.250875]  ? do_error_trap+0x90/0x110

 3140 00:34:02.193423  <4>[   43.255472]  ? lkdtm_BUG+0x5/0x10

 3141 00:34:02.196664  <4>[   43.259482]  ? lkdtm_BUG+0x5/0x10

 3142 00:34:02.202811  <4>[   43.263500]  ? exc_invalid_op+0x4e/0x70

 3143 00:34:02.206254  <4>[   43.268092]  ? lkdtm_BUG+0x5/0x10

 3144 00:34:02.213001  <4>[   43.272105]  ? asm_exc_invalid_op+0x12/0x20

 3145 00:34:02.216754  <4>[   43.277095]  ? direct_entry+0xe0/0xe0

 3146 00:34:02.219506  <4>[   43.281498]  ? lkdtm_BUG+0x5/0x10

 3147 00:34:02.222642  <4>[   43.285510]  direct_entry.cold+0x2c/0x38

 3148 00:34:02.229591  <4>[   43.290209]  full_proxy_write+0x56/0x80

 3149 00:34:02.232951  <4>[   43.294808]  vfs_write+0xea/0x3b0

 3150 00:34:02.236222  <4>[   43.298819]  ksys_write+0x68/0xf0

 3151 00:34:02.242437  <4>[   43.302826]  do_syscall_64+0x33/0x40

 3152 00:34:02.245641  <4>[   43.307129]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3153 00:34:02.252095  <4>[   43.313088] RIP: 0033:0x7f1c72a9d473

 3154 00:34:02.271950  <4>[   43.317392] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3155 00:34:02.281714  <4>[   43.338723] RSP: 002b:00007fffac08c598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3156 00:34:02.288242  <4>[   43.347491] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c72a9d473

 3157 00:34:02.298200  <4>[   43.355783] RDX: 0000000000000004 RSI: 00007f1c72991000 RDI: 0000000000000001

 3158 00:34:02.304776  <4>[   43.364075] RBP: 00007f1c72991000 R08: 00007f1c72990010 R09: 0000000000000000

 3159 00:34:02.314771  <4>[   43.372371] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3160 00:34:02.321426  <4>[   43.380667] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3161 00:34:02.364143  <4>[   43.388960] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3162 00:34:02.370991  <0>[   43.431118] gsmi: Log Shutdown Reason 0x03

 3163 00:34:02.374390  <4>[   43.436077] ---[ end trace 68c4bcfb3b2027c2 ]---

 3164 00:34:02.381288  <4>[   43.441914] RIP: 0010:lkdtm_BUG+0x5/0x10

 3165 00:34:02.400778  <4>[   43.446679] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3166 00:34:02.407823  <4>[   43.468251] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3167 00:34:02.417595  <4>[   43.474662] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3168 00:34:02.423811  <4>[   43.483075] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3169 00:34:02.433758  <4>[   43.491429] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3170 00:34:02.444168  <4>[   43.499812] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3171 00:34:02.450359  <4>[   43.508178] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3172 00:34:02.460246  <4>[   43.516551] FS:  00007f1c72b87580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3173 00:34:02.466671  <4>[   43.526001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3174 00:34:02.476477  <4>[   43.532853] CR2: 00007f1c72991000 CR3: 000000010667c000 CR4: 00000000003506e0

 3175 00:34:02.479708  # Segmentation fault

 3176 00:34:02.564781  # [   43.094951] lkdtm: Performing direct entry BUG

 3177 00:34:02.571156  # [   43.100632] ------------[ cut here ]------------

 3178 00:34:02.574913  # [   43.106165] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3179 00:34:02.581508  # [   43.112468] invalid opcode: 0000 [#1] SMP PTI

 3180 00:34:02.591385  # [   43.117656] CPU: 3 PID: 637 Comm: cat Tainted: G        W         5.10.204-cip41 #1

 3181 00:34:02.597931  # [   43.126538] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3182 00:34:02.601275  # [   43.133481] RIP: 0010:lkdtm_BUG+0x5/0x10

 3183 00:34:02.624497  # [   43.138178] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3184 00:34:02.628164  # [   43.159535] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3185 00:34:02.637688  # [   43.165693] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3186 00:34:02.644551  # [   43.173991] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3187 00:34:02.654201  # [   43.182291] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3188 00:34:02.660659  # [   43.190590] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3189 00:34:02.670694  # [   43.198889] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3190 00:34:02.680903  # [   43.207189] FS:  00007f1c72b87580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3191 00:34:02.687563  # [   43.216559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3192 00:34:02.693582  # [   43.223296] CR2: 00007f1c72991000 CR3: 000000010667c000 CR4: 00000000003506e0

 3193 00:34:02.696935  # [   43.231587] Call Trace:

 3194 00:34:02.700748  # [   43.234631]  ? __die_body.cold+0x1a/0x1f

 3195 00:34:02.704003  # [   43.239325]  ? die+0x2b/0x50

 3196 00:34:02.707241  # [   43.242852]  ? do_trap+0x91/0x110

 3197 00:34:02.713881  # [   43.246862]  ? lkdtm_BUG+0x5/0x10

 3198 00:34:02.717367  # [   43.250875]  ? do_error_trap+0x90/0x110

 3199 00:34:02.720559  # [   43.255472]  ? lkdtm_BUG+0x5/0x10

 3200 00:34:02.724148  # [   43.259482]  ? lkdtm_BUG+0x5/0x10

 3201 00:34:02.730893  # [   43.263500]  ? exc_invalid_op+0x4e/0x70

 3202 00:34:02.733824  # [   43.268092]  ? lkdtm_BUG+0x5/0x10

 3203 00:34:02.736938  # [   43.272105]  ? asm_exc_invalid_op+0x12/0x20

 3204 00:34:02.743575  # [   43.277095]  ? direct_entry+0xe0/0xe0

 3205 00:34:02.746676  # [   43.281498]  ? lkdtm_BUG+0x5/0x10

 3206 00:34:02.750113  # [   43.285510]  direct_entry.cold+0x2c/0x38

 3207 00:34:02.756841  # [   43.290209]  full_proxy_write+0x56/0x80

 3208 00:34:02.760055  # [   43.294808]  vfs_write+0xea/0x3b0

 3209 00:34:02.763691  # [   43.298819]  ksys_write+0x68/0xf0

 3210 00:34:02.766847  # [   43.302826]  do_syscall_64+0x33/0x40

 3211 00:34:02.773717  # [   43.307129]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3212 00:34:02.777054  # [   43.313088] RIP: 0033:0x7f1c72a9d473

 3213 00:34:02.799861  # [   43.317392] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3214 00:34:02.806471  # [   43.338723] RSP: 002b:00007fffac08c598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3215 00:34:02.816489  # [   43.347491] RAX<6>[   43.871683] lkdtm: Performing direct entry WARNING

 3216 00:34:02.819706  : ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c72a9d473

 3217 00:34:02.826488  <4>[   43.881012] ------------[ cut here ]------------

 3218 00:34:02.842966  # [   43.355783] RDX: 0000000000000004 RSI: 00007f1c72991000 RDI<4>[   43.892653] WARNING: CPU: 3 PID: 675 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3219 00:34:02.846034  : 0000000000000001

 3220 00:34:02.889119  # [   43.364075] RBP: 00007f1c72991000 R08: <4>[   43.908639] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3221 00:34:02.892353  00007f1c72990010 R09: 0000000000000000

 3222 00:34:02.905731  # [   43.372371] R10: ff<4>[   43.955145] CPU: 3 PID: 675 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3223 00:34:02.909002  fffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3224 00:34:02.918925  # [ <4>[   43.970238] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3225 00:34:02.928861    43.380667] R13: 0000000000000001 R14: 0000000000020000 R15: 00<4>[   43.983365] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3226 00:34:02.929417  00000000020000

 3227 00:34:02.955565  # [   43.388960] Modules linked in: fuse ip_tabl<4>[   43.994807] 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 b0 7f 0b 03 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f

 3228 00:34:02.968370  es uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev<4>[   44.022381] RSP: 0018:ffffac804127fe60 EFLAGS: 00010202

 3229 00:34:02.984805   cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logge<4>[   44.034802] RAX: ffffffffa037bd50 RBX: 0000000000000002 RCX: 0000000000000000

 3230 00:34:02.998052  r videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg<4>[   44.049315] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84c0

 3231 00:34:03.011368  _temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_u<4>[   44.063876] RBP: ffffffffa198289f R08: 0000000000000000 R09: 0000000000000000

 3232 00:34:03.028104  sbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine <4>[   44.078409] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3233 00:34:03.031254  regmap_i2c chromeos_pstore coreboot_table

 3234 00:34:03.041269  # [   43.431118] gsmi<4>[   44.092974] R13: ffffac804127ff10 R14: ffffac804127ff10 R15: ffff8df4c2c15000

 3235 00:34:03.044414  : Log Shutdown Reason 0x03

 3236 00:34:03.057576  # [   43.436077] ---[ end trace 68c4<4>[   44.107496] FS:  00007f31385c9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3237 00:34:03.058131  bcfb3b2027c2 ]---

 3238 00:34:03.070763  # [   43.441914] RIP: 0010:lkdtm_BUG+0x5/0x10<4>[   44.123139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3239 00:34:03.071324  

 3240 00:34:03.083809  # [   43.446679] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff <4>[   44.136097] CR2: 00007f31383d3000 CR3: 0000000105a0c000 CR4: 00000000003506e0

 3241 00:34:03.093670  ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff f<4>[   44.150634] Call Trace:

 3242 00:34:03.103789  f eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f <4>[   44.160003]  ? __warn+0x80/0x110

 3243 00:34:03.106666  44 00 00 83 05 b0 7f 0b 03

 3244 00:34:03.113386  # [   43.468251] RSP: 0018:ffffac804<4>[   44.170384]  ? lkdtm_WARNING+0x13/0x20

 3245 00:34:03.116433  11f7e60 EFLAGS: 00010282

 3246 00:34:03.126752  # [   43.474662] RAX: ffffffffa037bd40<4>[   44.180875]  ? report_bug+0x9e/0xc0

 3247 00:34:03.129937   RBX: 0000000000000001 RCX: 0000000000000000

 3248 00:34:03.136792  # [   43.483075] R<4>[   44.191532]  ? handle_bug+0x41/0x90

 3249 00:34:03.146485  DX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0<4>[   44.201922]  ? exc_invalid_op+0x14/0x70

 3250 00:34:03.147040  

 3251 00:34:03.156312  # [   43.491429] RBP: ffffffffa19e8c28 R08: 0000000000000001 R<4>[   44.212717]  ? asm_exc_invalid_op+0x12/0x20

 3252 00:34:03.159508  09: 0000000000000001

 3253 00:34:03.169624  # [   43.499812] R10: 00000000ffffe000 R11<4>[   44.223879]  ? lkdtm_BUG+0x10/0x10

 3254 00:34:03.172666  : 3fffffffffffffff R12: 0000000000000004

 3255 00:34:03.179831  # [   43.508178] R13: <4>[   44.234296]  ? lkdtm_WARNING+0x13/0x20

 3256 00:34:03.186081  ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3257 00:34:03.189369  # <4>[   44.244879]  direct_entry.cold+0x2c/0x38

 3258 00:34:03.199116  [   43.516551] FS:  00007f1c72b87580(0000) GS:ffff8df53bd80000(0<4>[   44.255959]  full_proxy_write+0x56/0x80

 3259 00:34:03.202649  000) knlGS:0000000000000000

 3260 00:34:03.212327  # [   43.526001] CS:  0010 DS: 0000<4>[   44.266602]  vfs_write+0xea/0x3b0

 3261 00:34:03.216184   ES: 0000 CR0: 0000000080050033

 3262 00:34:03.222288  # [   43.532853] CR2: 00007f1c7<4>[   44.276861]  ksys_write+0x68/0xf0

 3263 00:34:03.225593  2991000 CR3: 000000010667c000 CR4: 00000000003506e0

 3264 00:34:03.232059  # BUG: saw <4>[   44.287168]  do_syscall_64+0x33/0x40

 3265 00:34:03.232619  'kernel BUG at': ok

 3266 00:34:03.235488  ok 2 selftests: lkdtm: BUG.sh

 3267 00:34:03.245736  # selftests:<4>[   44.297637]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3268 00:34:03.246295   lkdtm: WARNING.sh

 3269 00:34:03.248778  <4>[   44.309861] RIP: 0033:0x7f31384df473

 3270 00:34:03.271788  <4>[   44.316079] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3271 00:34:03.281408  <4>[   44.337559] RSP: 002b:00007ffd71bbe288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3272 00:34:03.288274  <4>[   44.346439] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f31384df473

 3273 00:34:03.298264  <4>[   44.354832] RDX: 0000000000000008 RSI: 00007f31383d3000 RDI: 0000000000000001

 3274 00:34:03.304701  <4>[   44.363198] RBP: 00007f31383d3000 R08: 00007f31383d2010 R09: 0000000000000000

 3275 00:34:03.314773  <4>[   44.371564] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3276 00:34:03.321116  <4>[   44.379927] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3277 00:34:03.327421  <4>[   44.388408] irq event stamp: 0

 3278 00:34:03.334316  <4>[   44.392173] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3279 00:34:03.344420  <4>[   44.399632] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3280 00:34:03.354037  <4>[   44.409240] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3281 00:34:03.360814  <4>[   44.418880] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3282 00:34:03.366897  <4>[   44.426370] ---[ end trace 68c4bcfb3b2027c3 ]---

 3283 00:34:03.412573  # [   43.871683] lkdtm: Performing direct entry WARNING

 3284 00:34:03.419194  # [   43.881012] ------------[ cut here ]------------

 3285 00:34:03.428788  # [   43.892653] WARNING: CPU: 3 PID: 675 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3286 00:34:03.468482  # [   43.908639] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3287 00:34:03.475005  # [   43.955145] CPU: 3 PID: 675 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3288 00:34:03.484913  # [   43.970238] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3289 00:34:03.488766  # [   43.983365] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3290 00:34:03.508205  # [   43.994807] 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 b0 7f 0b 03 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f

 3291 00:34:03.515179  # [   44.022381] RSP: 0018:ffffac804127fe60 EFLAGS: 00010202

 3292 00:34:03.524875  # [   44.034802] RAX: ffffffffa037bd50 RBX: 0000000000000002 RCX: 0000000000000000

 3293 00:34:03.531204  # [   44.049315] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84c0

 3294 00:34:03.541296  # [   44.063876] RBP: ffffffffa198289f R08: 0000000000000000 R09: 0000000000000000

 3295 00:34:03.548441  # [   44.078409] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3296 00:34:03.557980  # [   44.092974] R13: ffffac804127ff10 R14: ffffac804127ff10 R15: ffff8df4c2c15000

 3297 00:34:03.564403  # [   44.107496] FS:  00007f31385c9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3298 00:34:03.571105  # [   44.123139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3299 00:34:03.580663  # [   44.136097] CR2: 00007f31383d3000 CR3: 0000000105a0c000 CR4: 00000000003506e0

 3300 00:34:03.584460  # [   44.150634] Call Trace:

 3301 00:34:03.587583  # [   44.160003]  ? __warn+0x80/0x110

 3302 00:34:03.591158  # [   44.170384]  ? lkdtm_WARNING+0x13/0x20

 3303 00:34:03.597909  # [   44.180875]  ? report_bug+0x9e/0xc0

 3304 00:34:03.601044  # [   44.191532]  ? handle_bug+0x41/0x90

 3305 00:34:03.604118  # [   44.201922]  ? exc_invalid_op+0x14/0x70

 3306 00:34:03.610798  # [   44.212717]  ? asm_exc_invalid_op+0x12/0x20

 3307 00:34:03.614287  # [   44.223879]  ? lkdtm_BUG+0x10/0x10

 3308 00:34:03.617884  # [   44.234296]  ? lkdtm_WARNING+0x13/0x20

 3309 00:34:03.624113  # [   44.244879]  direct_entry.cold+0x2c/0x38

 3310 00:34:03.627412  # [   44.255959]  full_proxy_write+0x56/0x80

 3311 00:34:03.630479  # [   44.266602]  vfs_write+0xea/0x3b0

 3312 00:34:03.633679  # [   44.276861]  ksys_write+0x68/0xf0

 3313 00:34:03.640598  # [   44.287168]  do_syscall_64+0x33/0x40

 3314 00:34:03.643893  # [   44.297637]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3315 00:34:03.650312  # [   44.309861] RIP: 0033:0x7f31384df473

 3316 00:34:03.666751  # [   44.316079] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25<6>[   44.723561] lkdtm: Performing direct entry WARNING_MESSAGE

 3317 00:34:03.676447   18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff f<4>[   44.731365] ------------[ cut here ]------------

 3318 00:34:03.683180  <4>[   44.743078] Warning message trigger count: 2

 3319 00:34:03.686800  f 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3320 00:34:03.699895  # [   44.3375<4>[   44.748238] WARNING: CPU: 2 PID: 711 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3321 00:34:03.746395  59] RSP: 002b:00007ffd71bbe288 EFLAGS: 00000246 ORIG_RAX: 000000<4>[   44.764999] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3322 00:34:03.752883  <4>[   44.811434] CPU: 2 PID: 711 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3323 00:34:03.762933  <4>[   44.820320] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3324 00:34:03.766047  <4>[   44.827265] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3325 00:34:03.789208  <4>[   44.833234] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f 0b 03 48 c7 c7 00 2e 98 a1 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3326 00:34:03.796017  <4>[   44.854568] RSP: 0018:ffffac804131fe60 EFLAGS: 00010286

 3327 00:34:03.802527  <4>[   44.860731] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3328 00:34:03.812456  <4>[   44.869039] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 3329 00:34:03.818929  <4>[   44.877357] RBP: ffffffffa19828a7 R08: 0000000000000000 R09: 0000000000000000

 3330 00:34:03.828791  <4>[   44.885679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3331 00:34:03.835410  <4>[   44.893995] R13: ffffac804131ff10 R14: ffffac804131ff10 R15: ffff8df4c6550000

 3332 00:34:03.845092  <4>[   44.902308] FS:  00007f0adb2b6580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3333 00:34:03.851966  <4>[   44.911695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3334 00:34:03.861642  <4>[   44.918450] CR2: 00007f0adb0c0000 CR3: 000000010364a000 CR4: 00000000003506e0

 3335 00:34:03.864931  <4>[   44.926760] Call Trace:

 3336 00:34:03.867922  <4>[   44.929826]  ? __warn+0x80/0x110

 3337 00:34:03.871400  <4>[   44.933759]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3338 00:34:03.878431  <4>[   44.939057]  ? report_bug+0x9e/0xc0

 3339 00:34:03.882038  <4>[   44.943287]  ? handle_bug+0x41/0x90

 3340 00:34:03.884444  <4>[   44.947512]  ? exc_invalid_op+0x14/0x70

 3341 00:34:03.891276  <4>[   44.952127]  ? asm_exc_invalid_op+0x12/0x20

 3342 00:34:03.897928  <4>[   44.957137]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3343 00:34:03.901867  <4>[   44.962437]  direct_entry.cold+0x2c/0x38

 3344 00:34:03.904834  <4>[   44.967154]  full_proxy_write+0x56/0x80

 3345 00:34:03.911214  <4>[   44.971768]  vfs_write+0xea/0x3b0

 3346 00:34:03.914406  <4>[   44.975803]  ksys_write+0x68/0xf0

 3347 00:34:03.918088  <4>[   44.979837]  do_syscall_64+0x33/0x40

 3348 00:34:03.918647  0000000001

 3349 00:34:03.931213  # [   44.346439] RAX: ffffffffffffffda RBX: 00000000<4>[   44.984162]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3350 00:34:03.934233  <4>[   44.996393] RIP: 0033:0x7f0adb1cc473

 3351 00:34:03.957064  <4>[   45.000728] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3352 00:34:03.960135  00000008 RCX: 00007f31384df473

 3353 00:34:03.970249  # [   44.354832] RDX: 0000000000<4>[   45.022102] RSP: 002b:00007ffedc0ba958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3354 00:34:03.980206  <4>[   45.037129] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f0adb1cc473

 3355 00:34:03.986635  <4>[   45.045442] RDX: 0000000000000010 RSI: 00007f0adb0c0000 RDI: 0000000000000001

 3356 00:34:03.996940  <4>[   45.053755] RBP: 00007f0adb0c0000 R08: 00007f0adb0bf010 R09: 0000000000000000

 3357 00:34:04.003561  <4>[   45.062051] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3358 00:34:04.013827  <4>[   45.070342] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3359 00:34:04.017062  <4>[   45.078662] irq event stamp: 0

 3360 00:34:04.023591  <4>[   45.082400] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3361 00:34:04.033540  <4>[   45.089745] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3362 00:34:04.043098  <4>[   45.099228] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3363 00:34:04.050113  <4>[   45.108696] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3364 00:34:04.056551  <4>[   45.116030] ---[ end trace 68c4bcfb3b2027c4 ]---

 3365 00:34:04.059788  000008 RSI: 00007f31383d3000 RDI: 0000000000000001

 3366 00:34:04.069415  # [   44.363198] RBP: 00007f31383d3000 R08: 00007f31383d2010 R09: 0000000000000000

 3367 00:34:04.076355  # [   44.371564] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3368 00:34:04.086059  # [   44.379927] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3369 00:34:04.089341  # [   44.388408] irq event stamp: 0

 3370 00:34:04.096317  # [   44.392173] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3371 00:34:04.105872  # [   44.399632] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3372 00:34:04.115962  # [   44.409240] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3373 00:34:04.122804  # [   44.418880] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3374 00:34:04.126079  # [   44.426370] ---[ end trace 68c4bcfb3b2027c3 ]---

 3375 00:34:04.129587  # WARNING: saw 'WARNING:': ok

 3376 00:34:04.132184  ok 3 selftests: lkdtm: WARNING.sh

 3377 00:34:04.139492  # selftests: lkdtm: WARNING_MESSAGE.sh

 3378 00:34:04.145347  # [   44.723561] lkdtm: Performing direct entry WARNING_MESSAGE

 3379 00:34:04.149150  # [   44.731365] ------------[ cut here ]------------

 3380 00:34:04.155675  # [   44.743078] Warning message trigger count: 2

 3381 00:34:04.165584  # [   44.748238] WARNING: CPU: 2 PID: 711 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3382 00:34:04.205432  # [   44.764999] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3383 00:34:04.215115  # [   44.811434] CPU: 2 PID: 711 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3384 00:34:04.221390  # [   44.820320] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3385 00:34:04.224988  # [   44.827265] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3386 00:34:04.248458  # [   44.833234] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f 0b 03 48 c7 c7 00 2e 98 a1 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3387 00:34:04.255027  # [   44.854568] RSP: 0018:ffffac804131fe60 EFLAGS: 00010286

 3388 00:34:04.261402  # [   44.860731] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3389 00:34:04.271088  # [   44.869039] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 3390 00:34:04.277660  # [   44.877357] RBP: ffffffffa19828a7 R08: 0000000000000000 R09: 0000000000000000

 3391 00:34:04.287722  # [   44.885679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3392 00:34:04.294546  # [   44.893995] R13: ffffac804131ff10 R14: ffffac804131ff10 R15: ffff8df4c6550000

 3393 00:34:04.304060  # [   44.902308] FS:  00007f0adb2b6580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3394 00:34:04.310913  # [   44.911695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3395 00:34:04.317335  # [   44.918450] CR2: 00007f0adb0c0000 CR3: 000000010364a000 CR4: 00000000003506e0

 3396 00:34:04.320488  # [   44.926760] Call Trace:

 3397 00:34:04.324214  # [   44.929826]  ? __warn+0x80/0x110

 3398 00:34:04.330864  # [   44.933759]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3399 00:34:04.334150  # [   44.939057]  ? report_bug+0x9e/0xc0

 3400 00:34:04.340688  # [   44.943287]  <6>[   45.397379] lkdtm: Performing direct entry EXCEPTION

 3401 00:34:04.350274  <1>[   45.407943] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3402 00:34:04.357147  <1>[   45.416026] #PF: supervisor write access in kernel mode

 3403 00:34:04.363720  <1>[   45.422178] #PF: error_code(0x0002) - not-present page

 3404 00:34:04.366749  <6>[   45.428225] PGD 0 P4D 0 

 3405 00:34:04.370215  <4>[   45.431358] Oops: 0002 [#2] SMP PTI

 3406 00:34:04.377050  <4>[   45.435559] CPU: 2 PID: 744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3407 00:34:04.386674  <4>[   45.444436] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3408 00:34:04.390052  <4>[   45.451373] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3409 00:34:04.413207  <4>[   45.456649] Code: 48 c7 c7 00 2e 98 a1 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3410 00:34:04.419783  <4>[   45.477962] RSP: 0018:ffffac804137fe60 EFLAGS: 00010286

 3411 00:34:04.426566  <4>[   45.484115] RAX: ffffffffa037bda0 RBX: 0000000000000004 RCX: 0000000000000000

 3412 00:34:04.436430  <4>[   45.492403] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffffffffa14f84e0

 3413 00:34:04.442821  <4>[   45.500680] RBP: ffffffffa187650f R08: 0000000000000000 R09: 0000000000000000

 3414 00:34:04.453176  <4>[   45.508955] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3415 00:34:04.459346  <4>[   45.517247] R13: ffffac804137ff10 R14: ffffac804137ff10 R15: ffff8df4c3eef000

 3416 00:34:04.469730  <4>[   45.525546] FS:  00007fde89a1c580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3417 00:34:04.476035  <4>[   45.534913] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3418 00:34:04.482619  <4>[   45.541647] CR2: 0000000000000000 CR3: 00000001032d8000 CR4: 00000000003506e0

 3419 00:34:04.485973  <4>[   45.549943] Call Trace:

 3420 00:34:04.492886  <4>[   45.552996]  ? __die_body.cold+0x1a/0x1f

 3421 00:34:04.496110  <4>[   45.557685]  ? no_context+0x177/0x380

 3422 00:34:04.499710  <4>[   45.562086]  ? exc_page_fault+0x53/0x170

 3423 00:34:04.506160  <4>[   45.566780]  ? asm_exc_page_fault+0x1e/0x30

 3424 00:34:04.512293  <4>[   45.571767]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3425 00:34:04.515533  <4>[   45.577046]  ? lkdtm_EXCEPTION+0x5/0x20

 3426 00:34:04.519088  <4>[   45.581645]  direct_entry.cold+0x2c/0x38

 3427 00:34:04.525648  <4>[   45.586342]  full_proxy_write+0x56/0x80

 3428 00:34:04.529141  <4>[   45.590941]  vfs_write+0xea/0x3b0

 3429 00:34:04.532130  <4>[   45.594953]  ksys_write+0x68/0xf0

 3430 00:34:04.538843  <4>[   45.598959]  do_syscall_64+0x33/0x40

 3431 00:34:04.542665  <4>[   45.603257]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3432 00:34:04.548955  <4>[   45.609211] RIP: 0033:0x7fde89932473

 3433 00:34:04.568828  <4>[   45.613515] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3434 00:34:04.578968  <4>[   45.634862] RSP: 002b:00007ffdaeb153d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3435 00:34:04.585185  <4>[   45.643647] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fde89932473

 3436 00:34:04.595339  <4>[   45.651926] RDX: 000000000000000a RSI: 00007fde89826000 RDI: 0000000000000001

 3437 00:34:04.602201  <4>[   45.660207] RBP: 00007fde89826000 R08: 00007fde89825010 R09: 0000000000000000

 3438 00:34:04.611780  <4>[   45.668485] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3439 00:34:04.618726  <4>[   45.676771] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3440 00:34:04.622089  ? handle_bug+0x41/0x90

 3441 00:34:04.664580  # [   44.947512]  ? exc_invalid_op+0x14/<4>[   45.685067] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3442 00:34:04.667771  <4>[   45.731470] CR2: 0000000000000000

 3443 00:34:04.674720  <4>[   45.735479] ---[ end trace 68c4bcfb3b2027c5 ]---

 3444 00:34:04.681117  <4>[   45.740946] RIP: 0010:lkdtm_BUG+0x5/0x10

 3445 00:34:04.700965  <4>[   45.745630] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3446 00:34:07.033674  <4>[   45.766944] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3447 00:34:07.033948  <4>[   45.773095] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3448 00:34:07.034134  <4>[   45.781389] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3449 00:34:07.034304  <4>[   45.789684] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3450 00:34:07.034469  <4>[   45.797981] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3451 00:34:07.034629  <4>[   45.806265] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3452 00:34:07.034788  <4>[   45.814544] FS:  00007fde89a1c580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3453 00:34:07.034946  <4>[   45.823900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3454 00:34:07.035101  <4>[   45.830623] CR2: 0000000000000000 CR3: 00000001032d8000 CR4: 00000000003506e0

 3455 00:34:07.035256  <3>[   45.838895] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3456 00:34:07.035409  <3>[   45.849129] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 744, name: cat

 3457 00:34:07.035561  <4>[   45.857803] INFO: lockdep is turned off.

 3458 00:34:07.035714  <4>[   45.862486] irq event stamp: 0

 3459 00:34:07.035865  <4>[   45.866200] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3460 00:34:07.036014  <4>[   45.873519] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3461 00:34:07.036165  <4>[   45.882966] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3462 00:34:07.036314  <4>[   45.892426] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3463 00:34:07.036463  <4>[   45.899745] CPU: 2 PID: 744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3464 00:34:07.036615  <4>[   45.908605] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3465 00:34:07.036763  <4>[   45.915525] Call Trace:

 3466 00:34:07.036911  <4>[   45.918560]  dump_stack+0x77/0x9b

 3467 00:34:07.037058  <4>[   45.922569]  ___might_sleep.cold+0xa6/0xb6

 3468 00:34:07.037206  <4>[   45.927452]  exit_signals+0x1c/0x300

 3469 00:34:07.037352  <4>[   45.931749]  do_exit+0xc2/0xab0

 3470 00:34:07.037511  <4>[   45.935561]  ? ksys_write+0x68/0xf0

 3471 00:34:07.037662  <4>[   45.939754]  make_task_dead+0x2f/0x30

 3472 00:34:07.037808  <4>[   45.944151]  rewind_stack_and_make_dead+0x17/0x20

 3473 00:34:07.037955  <4>[   45.949716] RIP: 0033:0x7fde89932473

 3474 00:34:07.038103  <4>[   45.954023] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3475 00:34:07.038257  <4>[   45.975384] RSP: 002b:00007ffdaeb153d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3476 00:34:07.038406  <4>[   45.984156] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fde89932473

 3477 00:34:07.038556  <4>[   45.992453] RDX: 000000000000000a RSI: 00007fde89826000 RDI: 0000000000000001

 3478 00:34:07.038704  <4>[   46.000740] RBP: 00007fde89826000 R08: 00007fde89825010 R09: 0000000000000000

 3479 00:34:07.038851  <4>[   46.009037] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3480 00:34:07.038998  <4>[   46.017329] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3481 00:34:07.039145  0x70

 3482 00:34:07.039298  # [   44.952127]  ? asm_exc_invalid_op+0x12/0x20

 3483 00:34:07.039446  # [   44.957137]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3484 00:34:07.039593  # [   44.962437]  direct_entry.cold+0x2c/0x38

 3485 00:34:07.039739  # [   44.967154]  full_proxy_write+0x56/0x80

 3486 00:34:07.039885  # [   44.971768]  vfs_write+0xea/0x3b0

 3487 00:34:07.040031  # [   44.975803]  ksys_write+0x68/0xf0

 3488 00:34:07.040176  # [   44.979837]  do_syscall_64+0x33/0x40

 3489 00:34:07.040321  # [   44.984162]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3490 00:34:07.040469  # [   44.996393] RIP: 0033:0x7f0adb1cc473

 3491 00:34:07.040616  # [   45.000728] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3492 00:34:07.040769  # [   45.022102] RSP: 002b:00007ffedc0ba958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3493 00:34:07.040918  # [   45.037129] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f0adb1cc473

 3494 00:34:07.041067  # [   45.045442] RDX: 0000000000000010 RSI: 00007f0adb0c0000 RDI: 0000000000000001

 3495 00:34:07.041215  # [   45.053755] RBP: 00007f0adb0c0000 R08: 00007f0adb0bf010 R09: 0000000000000000

 3496 00:34:07.041364  # [   45.062051] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3497 00:34:07.041523  # [   45.070342] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3498 00:34:07.041673  # [   45.078662] irq event stamp: 0

 3499 00:34:07.041821  # [   45.082400] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3500 00:34:07.041969  # [   45.089745] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3501 00:34:07.042393  # [   45.099228] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3502 00:34:07.042561  # [   45.108696] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3503 00:34:07.042717  # [   45.116030] ---[ end trace 68c4bcfb3b2027c4 ]---

 3504 00:34:07.042868  # WARNING_MESSAGE: saw 'message trigger': ok

 3505 00:34:07.043015  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3506 00:34:07.043163  # selftests: lkdtm: EXCEPTION.sh

 3507 00:34:07.043309  # Killed

 3508 00:34:07.043457  # [   45.397379] lkdtm: Performing direct entry EXCEPTION

 3509 00:34:07.043606  # [   45.407943] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3510 00:34:07.043755  # [   45.416026] #PF: supervisor write access in kernel mode

 3511 00:34:07.043903  # [   45.422178] #PF: error_code(0x0002) - not-present page

 3512 00:34:07.044050  # [   45.428225] PGD 0 P4D 0 

 3513 00:34:07.044199  # [   45.431358] Oops: 0002 [#2] SMP PTI

 3514 00:34:07.044346  # [   45.435559] CPU: 2 PID: 744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3515 00:34:07.044497  # [   45.444436] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3516 00:34:07.044646  # [   45.451373] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3517 00:34:07.044796  # [   45.456649] Code: 48 c7 c7 00 2e 98 a1 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3518 00:34:07.044952  # [   45.477962] RSP: 0018:ffffac804137fe60 EFLAGS: 00010286

 3519 00:34:07.045102  # [   45.484115] RAX: ffffffffa037bda0 RBX: 0000000000000004 RCX: 0000000000000000

 3520 00:34:07.045251  # [   45.492403] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffffffffa14f84e0

 3521 00:34:07.045400  # [   45.500680] RBP: ffffffffa187650f R08: 0000000000000000 R09: 0000000000000000

 3522 00:34:07.045572  # [   45.508955] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3523 00:34:07.045731  # [   45.517247] R13: ffffac804137ff10 R14: ffffac804137ff10 R15: ffff8df4c3eef000

 3524 00:34:07.045881  # [   45.525546] FS:  00007fde89a1c580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3525 00:34:07.046030  # [   45.534913] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3526 00:34:07.046177  # [   45.541647] CR2: 0000000000000000 CR3: 00000001032d8000 CR4: 00000000003506e0

 3527 00:34:07.046326  # [   45.549943] Call Trace:

 3528 00:34:07.046475  # [   45.552996]  ? __die_body.cold+0x1a/0x1f

 3529 00:34:07.046623  # [   45.557685]  ? no_context+0x177/0x380

 3530 00:34:07.046771  # [   45.562086]  ? exc_page_fault+0x53/0x170

 3531 00:34:07.046918  # [   45.566780]  ? asm_exc_page_fault+0x1e/0x30

 3532 00:34:07.047067  # [   45.571767]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3533 00:34:07.047214  # [   45.577046]  ? lkdtm_EXCEPTION+0x5/0x20

 3534 00:34:07.047361  # [   45.581645]  direct_entry.cold+0x2c/0x38

 3535 00:34:07.047507  # [   45.586342]  full_proxy_write+0x56/0x80

 3536 00:34:07.047654  # [   45.590941]  vfs_write+0xea/0x3b0

 3537 00:34:07.047799  # [   45.594953]  ksys_write+0x68/0xf0

 3538 00:34:07.047946  # [   45.598959]  do_syscall_64+0x33/0x40

 3539 00:34:07.048093  # [   45.603257]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3540 00:34:07.048241  # [   45.609211] RIP: 0033:0x7fde89932473

 3541 00:34:07.048388  # [   45.613515] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3542 00:34:07.048543  # [   45.634862] RSP: 002b:00007ffdaeb153d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3543 00:34:07.048692  # [   45.643647] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fde89932473

 3544 00:34:07.048842  # [   45.651926] RDX: 000000000000000a RSI: 00007fde89826000 RDI: 0000000000000001

 3545 00:34:07.048988  # [   45.660207] RBP: 00007fde89826000 R08: 00007fde89825010 R09: 0000000000000000

 3546 00:34:07.049137  # [   45.668485] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3547 00:34:07.049284  # [   45.676771] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3548 00:34:07.049435  # [   45.685067] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3549 00:34:07.049619  # [   45.731470] CR2: 0000000000000000

 3550 00:34:07.049806  # [   45.735479] ---[ end trace 68c4bcfb3b2027c5 ]---

 3551 00:34:07.049959  # [   45.740946] RIP: 0010:lkdtm_BUG+0x5/0x10

 3552 00:34:07.050108  # [   45.745630] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3553 00:34:07.050263  # [   45.766944] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3554 00:34:07.050413  # [   45.773095] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3555 00:34:07.050833  # [   45.781389] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3556 00:34:07.051015  # [   45.789684] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3557 00:34:07.051174  # [   45.797981] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3558 00:34:07.051327  # [   45.806265] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3559 00:34:07.051480  # [   45.814544] FS:  00007fde89a1c580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3560 00:34:07.051633  # [   45.823900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3561 00:34:07.051783  # [   45.830623] CR2: 0000000000000000 CR3: 00000001032d8000 CR4: 00000000003506e0

 3562 00:34:07.051935  # [   45.838895] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3563 00:34:07.052087  # [   45.849129] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 744, name: cat

 3564 00:34:07.052239  # [   45.857803] INFO: lockdep is turned off.

 3565 00:34:07.052387  # [   45.862486] irq event stamp: 0

 3566 00:34:07.052536  # [   45.866200] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3567 00:34:07.052687  # [   45.873519] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3568 00:34:07.052838  # [   45.882966] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3569 00:34:07.052986  # [   45.892426] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3570 00:34:07.053135  # [   45.899745] CPU: 2 PID: 744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3571 00:34:07.053287  # [   45.908605] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3572 00:34:07.053437  # [   45.915525] Call Trace:

 3573 00:34:07.053621  # [   45.918560]  dump_stack+0x77/0x9b

 3574 00:34:07.053827  # [   45.922569]  ___might_sleep.cold+0xa6/0xb6

 3575 00:34:07.054081  # [   45.927452]  exit_signals+0x1c/0x300

 3576 00:34:07.054255  # [   45.931749]  do_exit+0xc2/0xab0

 3577 00:34:07.054409  # [   45.935561]  ? ksys_write+0x68/0xf0

 3578 00:34:07.054561  # [   45.939754]  make_task_dead+0x2f/0x30

 3579 00:34:07.054710  # [   45.944151]  rewind_stack_and_make_dead+0x17/0x20

 3580 00:34:07.054860  # [   45.949716] RIP: 0033:0x7fde89932473

 3581 00:34:07.055010  # [   45.954023] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3582 00:34:07.055166  # [   45.975384] RSP: 002b:00007ffdaeb153d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3583 00:34:07.055318  # [   45.984156] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fde89932473

 3584 00:34:07.055469  # [   45.992453] RDX: 000000000000000a RSI: 00007fde89826000 RDI: 0000000000000001

 3585 00:34:07.055621  # [   46.000740] RBP: 00007fde89826000 R08: 00007fde89825010 R09: 0000000000000000

 3586 00:34:07.055770  # [   46.009037] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3587 00:34:07.055919  # [   46.017329] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3588 00:34:07.056067  # EXCEPTION: saw 'call trace:': ok

 3589 00:34:07.056215  ok 5 selftests: lkdtm: EXCEPTION.sh

 3590 00:34:07.056364  # selftests: lkdtm: LOOP.sh

 3591 00:34:07.056512  # Skipping LOOP: Hangs the system

 3592 00:34:07.056659  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3593 00:34:07.056806  # selftests: lkdtm: EXHAUST_STACK.sh

 3594 00:34:07.056953  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3595 00:34:07.057102  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3596 00:34:07.057252  # selftests: lkdtm: CORRUPT_STACK.sh

 3597 00:34:07.057399  # Skipping CORRUPT_STACK: Crashes entire system on success

 3598 00:34:07.057565  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3599 00:34:07.057715  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3600 00:34:07.057862  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3601 00:34:07.058011  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3602 00:34:07.058160  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3603 00:34:07.058309  <6>[   46.913603] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3604 00:34:07.058458  <6>[   46.920190] lkdtm: attempting good list addition

 3605 00:34:07.058608  <6>[   46.925694] lkdtm: attempting corrupted list addition

 3606 00:34:07.058758  <3>[   46.931671] lkdtm: list_add() corruption not detected!

 3607 00:34:07.058907  # [   46.913603] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3608 00:34:07.059054  # [   46.920190] lkdtm: attempting good list addition

 3609 00:34:07.059201  # [   46.925694] lkdtm: attempting corrupted list addition

 3610 00:34:07.059349  # [   46.931671] lkdtm: list_add() corruption not detected!

 3611 00:34:07.059498  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3612 00:34:07.059645  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3613 00:34:07.059802  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3614 00:34:07.059949  <6>[   47.209701] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3615 00:34:07.060098  <6>[   47.216289] lkdtm: attempting good list removal

 3616 00:34:07.060246  <6>[   47.221695] lkdtm: attempting corrupted list removal

 3617 00:34:07.060396  <3>[   47.227573] lkdtm: list_del() corruption not detected!

 3618 00:34:07.060544  # [   47.209701] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3619 00:34:07.060965  # [   47.216289] lkdtm: attempting good list removal

 3620 00:34:07.061132  # [   47.221695] lkdtm: attempting corrupted list removal

 3621 00:34:07.061284  # [   47.227573] lkdtm: list_del() corruption not detected!

 3622 00:34:07.061435  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3623 00:34:07.061620  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3624 00:34:07.061776  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3625 00:34:07.061933  <6>[   47.473952] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3626 00:34:07.062053  <6>[   47.481364] lkdtm: attempting bad read from page below current stack

 3627 00:34:07.062173  <0>[   47.488841] BUG: stack guard page was hit at 00000000c94aa136 (stack is 00000000dadf0781..00000000ffb2d064)

 3628 00:34:07.062302  <4>[   47.500068] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3629 00:34:07.062423  <4>[   47.507203] CPU: 3 PID: 976 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3630 00:34:07.062543  <4>[   47.516088] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3631 00:34:07.062664  <4>[   47.523032] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3632 00:34:07.062785  <4>[   47.529873] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 a0 31 98 a1 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 eb de fb ff 48 c7 c7 e0 31 98 a1 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d1 de fb ff 0f 1f 44

 3633 00:34:07.062909  <4>[   47.551237] RSP: 0018:ffffac8041727e50 EFLAGS: 00010246

 3634 00:34:07.063029  <4>[   47.557396] RAX: 0000000000000038 RBX: ffffac8041724000 RCX: 0000000000000000

 3635 00:34:07.063151  <4>[   47.565696] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa19831e0

 3636 00:34:07.063271  <4>[   47.573991] RBP: ffffffffa198290a R08: 0000000000000000 R09: 0000000000000000

 3637 00:34:07.063392  <4>[   47.582289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3638 00:34:07.063511  <4>[   47.590586] R13: ffffac8041727f10 R14: ffffac8041727f10 R15: ffff8df4c0fef000

 3639 00:34:07.063631  <4>[   47.598889] FS:  00007fc2889c8580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3640 00:34:07.063752  <4>[   47.608249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3641 00:34:07.063873  <4>[   47.614988] CR2: ffffac8041723fff CR3: 0000000104946000 CR4: 00000000003506e0

 3642 00:34:07.063992  <4>[   47.623285] Call Trace:

 3643 00:34:07.064113  <4>[   47.626321]  <#DF>

 3644 00:34:07.064232  <4>[   47.628876]  ? __die_body.cold+0x1a/0x1f

 3645 00:34:07.064352  <4>[   47.633572]  ? die+0x2b/0x50

 3646 00:34:07.064470  <4>[   47.637100]  ? handle_stack_overflow+0x3e/0x4d

 3647 00:34:07.064590  <4>[   47.642381]  ? no_context+0x24d/0x380

 3648 00:34:07.064709  <4>[   47.646780]  </#DF>

 3649 00:34:07.064830  <4>[   47.649426] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3650 00:34:07.064959  <4>[   47.689684] ---[ end trace 68c4bcfb3b2027c6 ]---

 3651 00:34:07.065079  <4>[   47.695158] RIP: 0010:lkdtm_BUG+0x5/0x10

 3652 00:34:07.065200  <4>[   47.699850] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3653 00:34:07.065324  <4>[   47.721190] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3654 00:34:07.065445  <4>[   47.727347] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3655 00:34:07.065584  <4>[   47.735647] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3656 00:34:07.065706  <4>[   47.743943] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3657 00:34:07.065826  <4>[   47.752232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3658 00:34:07.065948  <4>[   47.760529] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3659 00:34:07.066069  <4>[   47.768827] FS:  00007fc2889c8580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3660 00:34:07.066189  <4>[   47.778195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3661 00:34:07.066309  <4>[   47.784930] CR2: ffffac8041723fff CR3: 0000000104946000 CR4: 00000000003506e0

 3662 00:34:07.066431  <3>[   47.793233] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3663 00:34:07.066552  <3>[   47.803481] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 976, name: cat

 3664 00:34:07.066672  <4>[   47.812168] INFO: lockdep is turned off.

 3665 00:34:07.066791  <4>[   47.816860] irq event stamp: 0

 3666 00:34:07.066910  <4>[   47.820581] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3667 00:34:07.067010  <4>[   47.827909] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3668 00:34:07.067342  <4>[   47.837370] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3669 00:34:07.067463  <4>[   47.846831] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3670 00:34:07.067568  <4>[   47.854156] CPU: 3 PID: 976 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3671 00:34:07.067672  <4>[   47.863034] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3672 00:34:07.067774  <4>[   47.869963] Call Trace:

 3673 00:34:07.067875  <4>[   47.873003]  dump_stack+0x77/0x9b

 3674 00:34:07.067975  <4>[   47.877019]  ___might_sleep.cold+0xa6/0xb6

 3675 00:34:07.068075  <4>[   47.881908]  exit_signals+0x1c/0x300

 3676 00:34:07.068175  <4>[   47.886212]  do_exit+0xc2/0xab0

 3677 00:34:07.068274  <4>[   47.890033]  ? ksys_write+0x68/0xf0

 3678 00:34:07.068374  <4>[   47.894239]  make_task_dead+0x2f/0x30

 3679 00:34:07.068474  <4>[   47.898643]  rewind_stack_and_make_dead+0x17/0x20

 3680 00:34:07.068574  <4>[   47.904206] RIP: 0033:0x7fc2888de473

 3681 00:34:07.068674  <4>[   47.908508] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3682 00:34:07.068779  <4>[   47.929866] RSP: 002b:00007fffc40867e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3683 00:34:07.068880  <4>[   47.938652] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc2888de473

 3684 00:34:07.068980  <4>[   47.946946] RDX: 0000000000000019 RSI: 00007fc2887d2000 RDI: 0000000000000001

 3685 00:34:07.069081  <4>[   47.955238] RBP: 00007fc2887d2000 R08: 00007fc2887d1010 R09: 0000000000000000

 3686 00:34:07.069182  <4>[   47.963529] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3687 00:34:07.069282  <4>[   47.971825] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3688 00:34:07.069382  # Segmentation fault

 3689 00:34:07.069493  # [   47.473952] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3690 00:34:07.069596  # [   47.481364] lkdtm: attempting bad read from page below current stack

 3691 00:34:07.069698  # [   47.488841] BUG: stack guard page was hit at 00000000c94aa136 (stack is 00000000dadf0781..00000000ffb2d064)

 3692 00:34:07.069799  # [   47.500068] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3693 00:34:07.069899  # [   47.507203] CPU: 3 PID: 976 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3694 00:34:07.069998  # [   47.516088] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3695 00:34:07.070098  # [   47.523032] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3696 00:34:07.070198  # [   47.529873] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 a0 31 98 a1 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 eb de fb ff 48 c7 c7 e0 31 98 a1 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d1 de fb ff 0f 1f 44

 3697 00:34:07.070301  # [   47.551237] RSP: 0018:ffffac8041727e50 EFLAGS: 00010246

 3698 00:34:07.070400  # [   47.557396] RAX: 0000000000000038 RBX: ffffac8041724000 RCX: 0000000000000000

 3699 00:34:07.070522  # [   47.565696] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa19831e0

 3700 00:34:07.077151  # [   47.573991] RBP: ffffffffa198290a R08: 0000000000000000 R09: 0000000000000000

 3701 00:34:07.084314  # [   47.582289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3702 00:34:07.094127  # [   47.590586] R13: ffffac8041727f10 R14: ffffac8041727f10 R15: ffff8df4c0fef000

 3703 00:34:07.103959  # [   47.598889] FS:  00007fc2889c8580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3704 00:34:07.110754  # [   47.608249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3705 00:34:07.117191  # [   47.614988] CR2: ffffac8041723fff CR3: 0000000104946000 CR4: 00000000003506e0

 3706 00:34:07.120479  # [   47.623285] Call Trace:

 3707 00:34:07.124191  # [   47.626321]  <#DF>

 3708 00:34:07.127315  # [   47.628876]  ? __die_body.cold+0x1a/0x1f

 3709 00:34:07.130425  # [   47.633572]  ? die+0x2b/0x50

 3710 00:34:07.137266  # [   47.637100]  ? handle_stack_overflow+0x3e/0x4d

 3711 00:34:07.140395  # [   47.642381]  ? no_context+0x24d/0x380

 3712 00:34:07.143525  # [   47.646780]  </#DF>

 3713 00:34:07.183419  # [   47.649426] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3714 00:34:07.186960  # [   47.689684] ---[ end trace 68c4bcfb3b2027c6 ]---

 3715 00:34:07.193558  # [   47.695158] RIP: 0010:lkdtm_BUG+0x5/0x10

 3716 00:34:07.212862  # [   47.699850] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3717 00:34:07.223077  # [   47.721190] R<6>[   48.278328] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3718 00:34:07.226502  SP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3719 00:34:07.236160  # [   47.727347] RAX<6>[   48.289141] lkdtm: attempting bad read from page above current stack

 3720 00:34:07.242524  : ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3721 00:34:07.252529  <0>[   48.302863] BUG: stack guard page was hit at 0000000090fe3b14 (stack is 0000000084c3d31d..000000007b0717a8)

 3722 00:34:07.262314  <4>[   48.320251] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3723 00:34:07.269386  <4>[   48.327382] CPU: 3 PID: 1010 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3724 00:34:07.275681  <4>[   48.336352] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3725 00:34:07.282192  <4>[   48.343292] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3726 00:34:07.305758  <4>[   48.350230] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 18 32 98 a1 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b1 de fb ff 48 c7 c7 58 32 98 a1 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 94 de fb ff

 3727 00:34:07.312205  <4>[   48.371579] RSP: 0018:ffffac80417a7e50 EFLAGS: 00010246

 3728 00:34:07.318897  <4>[   48.377727] RAX: 0000000000000038 RBX: ffffac80417a4000 RCX: 0000000000000000

 3729 00:34:07.328650  <4>[   48.386023] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa1983258

 3730 00:34:07.335529  <4>[   48.394312] RBP: ffffffffa1982923 R08: 0000000000000000 R09: 0000000000000000

 3731 00:34:07.345366  <4>[   48.402608] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3732 00:34:07.351706  <4>[   48.410894] R13: ffffac80417a7f10 R14: ffffac80417a7f10 R15: ffff8df4c63e7000

 3733 00:34:07.362064  <4>[   48.419187] FS:  00007fd7b0d02580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3734 00:34:07.368674  <4>[   48.428551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3735 00:34:07.378333  <4>[   48.435283] CR2: ffffac80417a8000 CR3: 0000000106376000 CR4: 00000000003506e0

 3736 00:34:07.381879  <4>[   48.443581] Call Trace:

 3737 00:34:07.382269  <4>[   48.446619]  <#DF>

 3738 00:34:07.388431  <4>[   48.449173]  ? __die_body.cold+0x1a/0x1f

 3739 00:34:07.391412  <4>[   48.453868]  ? die+0x2b/0x50

 3740 00:34:07.397825  <4>[   48.457394]  ? handle_stack_overflow+0x3e/0x4d

 3741 00:34:07.401203  <4>[   48.462676]  ? no_context+0x24d/0x380

 3742 00:34:07.404567  <4>[   48.467073]  </#DF>

 3743 00:34:07.444200  <4>[   48.469718] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3744 00:34:07.450975  <4>[   48.509955] ---[ end trace 68c4bcfb3b2027c7 ]---

 3745 00:34:07.454321  <4>[   48.515432] RIP: 0010:lkdtm_BUG+0x5/0x10

 3746 00:34:07.473762  <4>[   48.520122] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3747 00:34:07.480601  <4>[   48.541469] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3748 00:34:07.490498  <4>[   48.547611] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3749 00:34:07.497115  <4>[   48.555904] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3750 00:34:07.506926  <4>[   48.564191] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3751 00:34:07.513544  <4>[   48.572488] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3752 00:34:07.523595  <4>[   48.580785] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3753 00:34:07.533258  <4>[   48.589078] FS:  00007fd7b0d02580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3754 00:34:07.539840  <4>[   48.598448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3755 00:34:07.546306  <4>[   48.605182] CR2: ffffac80417a8000 CR3: 0000000106376000 CR4: 00000000003506e0

 3756 00:34:07.556459  # [   47.735647] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3757 00:34:07.562823  # [   47.743943] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3758 00:34:07.572980  # [   47.752232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3759 00:34:07.579318  # [   47.760529] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3760 00:34:07.589372  # [   47.768827] FS:  00007fc2889c8580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3761 00:34:07.596043  # [   47.778195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3762 00:34:07.602695  # [   47.784930] CR2: ffffac8041723fff CR3: 0000000104946000 CR4: 00000000003506e0

 3763 00:34:07.612556  # [   47.793233] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3764 00:34:07.622595  # [   47.803481] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 976, name: cat

 3765 00:34:07.626095  # [   47.812168] INFO: lockdep is turned off.

 3766 00:34:07.629257  # [   47.816860] irq event stamp: 0

 3767 00:34:07.639022  # [   47.820581] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3768 00:34:07.649173  # [   47.827909] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3769 00:34:07.655708  # [   47.837370] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3770 00:34:07.665862  # [   47.846831] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3771 00:34:07.672305  # [   47.854156] CPU: 3 PID: 976 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3772 00:34:07.678937  # [   47.863034] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3773 00:34:07.682174  # [   47.869963] Call Trace:

 3774 00:34:07.685694  # [   47.873003]  dump_stack+0x77/0x9b

 3775 00:34:07.691974  # [   47.877019]  ___might_sleep.cold+0xa6/0xb6

 3776 00:34:07.695393  # [   47.881908]  exit_signals+0x1c/0x300

 3777 00:34:07.698996  # [   47.886212]  do_exit+0xc2/0xab0

 3778 00:34:07.702473  # [   47.890033]  ? ksys_write+0x68/0xf0

 3779 00:34:07.708549  # [   47.894239]  make_task_dead+0x2f/0x30

 3780 00:34:07.711758  # [   47.898643]  rewind_stack_and_make_dead+0x17/0x20

 3781 00:34:07.718480  # [   47.904206] RIP: 0033:0x7fc2888de473

 3782 00:34:07.738243  # [   47.908508] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3783 00:34:07.748442  # [   47.929866] RSP: 002b:00007fffc40867e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3784 00:34:07.754868  # [   47.938652] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc2888de473

 3785 00:34:07.765576  # [   47.946946] RDX: 0000000000000019 RSI: 00007fc2887d2000 RDI: 0000000000000001

 3786 00:34:07.771989  # [   47.955238] RBP: 00007fc2887d2000 R08: 00007fc2887d1010 R09: 0000000000000000

 3787 00:34:07.781751  # [   47.963529] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3788 00:34:07.788643  # [   47.971825] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3789 00:34:07.794873  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3790 00:34:07.804068  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3791 00:34:07.805182  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3792 00:34:07.805712  # Segmentation fault

 3793 00:34:07.811328  # [   48.278328] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3794 00:34:07.821545  # [   48.289141] lkdtm: attempting bad read from page above current stack

 3795 00:34:07.831310  # [   48.302863] BUG: stack guard page was hit at 0000000090fe3b14 (stack is 0000000084c3d31d..000000007b0717a8)

 3796 00:34:07.837992  # [   48.320251] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3797 00:34:07.847691  # [   48.327382] CPU: 3 PID: 1010 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3798 00:34:07.854746  # [   48.336352] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3799 00:34:07.861071  # [   48.343292] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3800 00:34:07.871146  # [   48.350230] Code: de fb ff 0f 1f 44 00 00 53 <6>[   48.929410] lkdtm: Performing direct entry UNSET_SMEP

 3801 00:34:07.877594  <6>[   48.937695] lkdtm: trying to clear SMEP normally

 3802 00:34:07.881145  <4>[   48.943212] ------------[ cut here ]------------

 3803 00:34:07.887558  <4>[   48.948712] pinned CR4 bits changed: 0x100000!?

 3804 00:34:07.903773  48 c7 c7 18 32 98 a1 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e<4>[   48.954123] WARNING: CPU: 2 PID: 1047 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3805 00:34:07.950490  8 b1 de fb ff 48 c7 c7 58 32 98 a1 <8a> 83 00 40 00 00 88 44 24 <4>[   48.970875] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3806 00:34:07.960155  <4>[   49.017334] CPU: 2 PID: 1047 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3807 00:34:07.966761  <4>[   49.026315] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3808 00:34:07.973368  <4>[   49.033252] RIP: 0010:native_write_cr4+0x45/0x60

 3809 00:34:07.992892  <4>[   49.038744] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d b8 5e 66 02 00 75 f2 48 c7 c7 b0 05 88 a1 c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3810 00:34:07.999738  <4>[   49.060098] RSP: 0018:ffffac8041817e48 EFLAGS: 00010286

 3811 00:34:08.009414  <4>[   49.066268] RAX: 0000000000000000 RBX: 00000000002506e0 RCX: 0000000000000000

 3812 00:34:08.016223  <4>[   49.074576] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 3813 00:34:08.026344  <4>[   49.082875] RBP: ffffffffa198293d R08: 0000000000000000 R09: 0000000000000000

 3814 00:34:08.032623  <4>[   49.091168] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3815 00:34:08.042591  <4>[   49.099461] R13: ffffac8041817f10 R14: ffffac8041817f10 R15: ffff8df4c5a29000

 3816 00:34:08.049173  <4>[   49.107766] FS:  00007ff4c9195580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3817 00:34:08.059349  <4>[   49.117140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3818 00:34:08.065733  <4>[   49.123892] CR2: 00007ff4c8f9f000 CR3: 00000001059ec000 CR4: 00000000003506e0

 3819 00:34:08.068929  <4>[   49.132196] Call Trace:

 3820 00:34:08.072058  <4>[   49.135269]  ? __warn+0x80/0x110

 3821 00:34:08.078675  <4>[   49.139193]  ? native_write_cr4+0x45/0x60

 3822 00:34:08.081854  <4>[   49.143998]  ? report_bug+0x9e/0xc0

 3823 00:34:08.085278  <4>[   49.148231]  ? handle_bug+0x41/0x90

 3824 00:34:08.091947  <4>[   49.152451]  ? exc_invalid_op+0x14/0x70

 3825 00:34:08.095134  <4>[   49.157063]  ? asm_exc_invalid_op+0x12/0x20

 3826 00:34:08.101452  <4>[   49.162068]  ? native_write_cr4+0x45/0x60

 3827 00:34:08.105245  <4>[   49.166880]  ? native_write_cr4+0x45/0x60

 3828 00:34:08.111589  <4>[   49.171686]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3829 00:34:08.114902  <4>[   49.176889]  direct_entry.cold+0x2c/0x38

 3830 00:34:08.118182  <4>[   49.181608]  full_proxy_write+0x56/0x80

 3831 00:34:08.124727  <4>[   49.186229]  vfs_write+0xea/0x3b0

 3832 00:34:08.128027  <4>[   49.190270]  ksys_write+0x68/0xf0

 3833 00:34:08.131629  <4>[   49.194307]  do_syscall_64+0x33/0x40

 3834 00:34:08.138334  <4>[   49.198629]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3835 00:34:08.141249  <4>[   49.204608] RIP: 0033:0x7ff4c90ab473

 3836 00:34:08.164321  <4>[   49.208930] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3837 00:34:08.170873  <4>[   49.230285] RSP: 002b:00007ffc7c1bd8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3838 00:34:08.177642  07 0f b6 74 24 07 5a 5b e9 94 de fb ff

 3839 00:34:08.187683  # [   48.371579] RSP: 00<4>[   49.239076] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff4c90ab473

 3840 00:34:08.190773  18:ffffac80417a7e50 EFLAGS: 00010246

 3841 00:34:08.201030  # [   48.377727] RAX: 0000<4>[   49.253603] RDX: 000000000000000b RSI: 00007ff4c8f9f000 RDI: 0000000000000001

 3842 00:34:08.210846  <4>[   49.268137] RBP: 00007ff4c8f9f000 R08: 00007ff4c8f9e010 R09: 0000000000000000

 3843 00:34:08.217257  <4>[   49.276441] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3844 00:34:08.227504  <4>[   49.284751] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3845 00:34:08.231019  <4>[   49.293068] irq event stamp: 0

 3846 00:34:08.237238  <4>[   49.296798] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3847 00:34:08.243644  000000000038 RBX: ffffac80417a4000 RCX: 0000000000000000

 3848 00:34:08.253591  # [   <4>[   49.304176] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3849 00:34:08.263610  <4>[   49.319924] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3850 00:34:08.269922  <4>[   49.329400] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3851 00:34:08.276696  <4>[   49.336739] ---[ end trace 68c4bcfb3b2027c8 ]---

 3852 00:34:08.279908  <6>[   49.342230] lkdtm: ok: SMEP did not get cleared

 3853 00:34:08.286713  <6>[   49.347618] lkdtm: trying to clear SMEP with call gadget

 3854 00:34:08.293128  <6>[   49.353885] lkdtm: ok: SMEP removal was reverted

 3855 00:34:08.299545  48.386023] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa1983258

 3856 00:34:08.309632  # [   48.394312] RBP: ffffffffa1982923 R08: 0000000000000000 R09: 0000000000000000

 3857 00:34:08.316097  # [   48.402608] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3858 00:34:08.326504  # [   48.410894] R13: ffffac80417a7f10 R14: ffffac80417a7f10 R15: ffff8df4c63e7000

 3859 00:34:08.332999  # [   48.419187] FS:  00007fd7b0d02580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3860 00:34:08.339385  # [   48.428551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3861 00:34:08.349265  # [   48.435283] CR2: ffffac80417a8000 CR3: 0000000106376000 CR4: 00000000003506e0

 3862 00:34:08.353052  # [   48.443581] Call Trace:

 3863 00:34:08.356172  # [   48.446619]  <#DF>

 3864 00:34:08.359324  # [   48.449173]  ? __die_body.cold+0x1a/0x1f

 3865 00:34:08.362537  # [   48.453868]  ? die+0x2b/0x50

 3866 00:34:08.369439  # [   48.457394]  ? handle_stack_overflow+0x3e/0x4d

 3867 00:34:08.372671  # [   48.462676]  ? no_context+0x24d/0x380

 3868 00:34:08.375770  # [   48.467073]  </#DF>

 3869 00:34:08.415826  # [   48.469718] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3870 00:34:08.418868  # [   48.509955] ---[ end trace 68c4bcfb3b2027c7 ]---

 3871 00:34:08.425867  # [   48.515432] RIP: 0010:lkdtm_BUG+0x5/0x10

 3872 00:34:08.445377  # [   48.520122] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3873 00:34:08.451949  # [   48.541469] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 3874 00:34:08.458953  # [   48.547611] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3875 00:34:08.468632  # [   48.555904] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 3876 00:34:08.475470  # [   48.564191] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 3877 00:34:08.485360  # [   48.572488] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3878 00:34:08.491891  # [   48.580785] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 3879 00:34:08.501693  # [   48.589078] FS:  00007fd7b0d02580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 3880 00:34:08.508695  # [   48.598448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3881 00:34:08.518364  # [   48.605182] CR2: ffffac80417a8000 CR3: 0000000106376000 CR4: 00000000003506e0

 3882 00:34:08.522016  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 3883 00:34:08.528082  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3884 00:34:08.531509  # selftests: lkdtm: UNSET_SMEP.sh

 3885 00:34:08.535064  # [   48.929410] lkdtm: Performing direct entry UNSET_SMEP

 3886 00:34:08.541513  # [   48.937695] lkdtm: trying to clear SMEP normally

 3887 00:34:08.548113  # [   48.943212] ------------[ cut here ]------------

 3888 00:34:08.551667  # [   48.948712] pinned CR4 bits changed: 0x100000!?

 3889 00:34:08.561425  # [   48.954123] WARNING: <6>[   49.617864] lkdtm: Performing direct entry DOUBLE_FAULT

 3890 00:34:08.568382  <3>[   49.627412] lkdtm: XFAIL: this test is ia32-only

 3891 00:34:08.574741  CPU: 2 PID: 1047 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3892 00:34:08.614130  # [   48.970875] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3893 00:34:08.624217  # [   49.017334] CPU: 2 PID: 1047 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3894 00:34:08.631024  # [   49.026315] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3895 00:34:08.634140  # [   49.033252] RIP: 0010:native_write_cr4+0x45/0x60

 3896 00:34:08.657626  # [   49.038744] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d b8 5e 66 02 00 75 f2 48 c7 c7 b0 05 88 a1 c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3897 00:34:08.664418  # [   49.060098] RSP: 0018:ffffac8041817e48 EFLAGS: 00010286

 3898 00:34:08.671021  # [   49.066268] RAX: 0000000000000000 RBX: 00000000002506e0 RCX: 0000000000000000

 3899 00:34:08.680490  # [   49.074576] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 3900 00:34:08.687208  # [   49.082875] RBP: ffffffffa198293d R08: 0000000000000000 R09: 0000000000000000

 3901 00:34:08.697172  # [   49.091168] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3902 00:34:08.704084  # [   49.099461] R13: ffffac8041817f10 R14: ffffac8041817f10 R15: ffff8df4c5a29000

 3903 00:34:08.713785  # [   49.107766] FS:  00007ff4c9195580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 3904 00:34:08.720696  # [   49.117140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3905 00:34:08.727129  # [   49.123892] CR2: 00007ff4c8f9f000 CR3: 00000001059ec000 CR4: 00000000003506e0

 3906 00:34:08.730756  # [   49.132196] Call Trace:

 3907 00:34:08.733961  # [   49.135269]  ? __warn+0x80/0x110

 3908 00:34:08.740497  # [   49.139193]  ? native_write_cr4+0x45/0x60

 3909 00:34:08.743620  # [   49.143998]  ? report_bug+0x9e/0xc0

 3910 00:34:08.746810  # [   49.148231]  ? handle_bug+0x41/0x90

 3911 00:34:08.753735  # [   49.152451]  ? exc_invalid_op+0x14/0x70

 3912 00:34:08.756961  # [   49.157063]  ? asm_exc_invalid_op+0x12/0x20

 3913 00:34:08.763410  # [   49.162068]  ? native_write_cr4+0x45/0x60

 3914 00:34:08.767030  # [   49.166880]  ? native_write_cr4+0x45/0x60

 3915 00:34:08.770511  # [   49.171686]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3916 00:34:08.776776  # [   49.176889]  direct_entry.cold+0x2c/0x38

 3917 00:34:08.780233  # [   49.181608]  full_proxy_write+0x56/0x80

 3918 00:34:08.783484  # [   49.186229]  vfs_write+0xea/0x3b0

 3919 00:34:08.790366  # [   49.190270]  ksys_write+0x68/0xf0

 3920 00:34:08.793335  # [   49.194307]  do_syscall_64+0x33/0x40

 3921 00:34:08.800038  # [   49.198629]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3922 00:34:08.803131  # [   49.204608] RIP: 0033:0x7ff4c90ab473

 3923 00:34:08.823097  # [   49.208930] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3924 00:34:08.833010  # [   49.230285] RSP: 002b:00007ffc7c1bd8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3925 00:34:08.839686  # [   49.239076] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff4c90ab473

 3926 00:34:08.852779  # [   49.253603] RDX: 000000000000000b RSI: 00007ff4c8f9f000 RDI: 0000<6>[   49.909614] lkdtm: Performing direct entry CORRUPT_PAC

 3927 00:34:08.856073  000000000001

 3928 00:34:08.866141  # [   49.268137] RBP: 00007ff4c8f9f000 R08: 00007f<3>[   49.919870] lkdtm: XFAIL: this test is arm64-only

 3929 00:34:08.869303  f4c8f9e010 R09: 0000000000000000

 3930 00:34:08.876161  # [   49.276441] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3931 00:34:08.886085  # [   49.284751] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3932 00:34:08.888870  # [   49.293068] irq event stamp: 0

 3933 00:34:08.895331  # [   49.296798] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3934 00:34:08.905463  # [   49.304176] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3935 00:34:08.915655  # [   49.319924] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 3936 00:34:08.922067  # [   49.329400] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3937 00:34:08.928574  # [   49.336739] ---[ end trace 68c4bcfb3b2027c8 ]---

 3938 00:34:08.932105  # [   49.342230] lkdtm: ok: SMEP did not get cleared

 3939 00:34:08.938734  # [   49.347618] lkdtm: trying to clear SMEP with call gadget

 3940 00:34:08.945336  # [   49.353885] lkdtm: ok: SMEP removal was reverted

 3941 00:34:08.948478  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 3942 00:34:08.952160  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 3943 00:34:08.955845  # selftests: lkdtm: DOUBLE_FAULT.sh

 3944 00:34:08.962364  # [   49.617864] lkdtm: Performing direct entry DOUBLE_FAULT

 3945 00:34:08.968456  # [   49.627412] lkdtm: XFAIL: this test is ia32-only

 3946 00:34:08.971796  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 3947 00:34:08.975366  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 3948 00:34:08.978537  # selftests: lkdtm: CORRUPT_PAC.sh

 3949 00:34:08.985263  # [   49.909614] lkdtm: Performing direct entry CORRUPT_PAC

 3950 00:34:08.991702  # [   49.919870] lkdtm: XFAIL: this test is arm64-only

 3951 00:34:08.994894  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 3952 00:34:08.998287  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 3953 00:34:09.005316  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 3954 00:34:09.128106  <6>[   50.185360] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3955 00:34:09.134361  <3>[   50.192922] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3956 00:34:09.191426  # [   50.185360] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3957 00:34:09.198111  # [   50.192922] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3958 00:34:09.210948  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 3959 00:34:09.225198  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 3960 00:34:09.240006  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 3961 00:34:09.351982  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 3962 00:34:09.358860  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 3963 00:34:09.372123  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 3964 00:34:09.483245  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 3965 00:34:09.489951  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 3966 00:34:09.501825  # selftests: lkdtm: READ_AFTER_FREE.sh

 3967 00:34:09.667344  <6>[   50.728856] lkdtm: Performing direct entry READ_AFTER_FREE

 3968 00:34:09.674011  <6>[   50.735343] lkdtm: Value in memory before free: 12345678

 3969 00:34:09.680705  <6>[   50.741620] lkdtm: Attempting bad read from freed memory

 3970 00:34:09.687008  <6>[   50.747895] lkdtm: Memory was not poisoned

 3971 00:34:09.738856  # [   50.728856] lkdtm: Performing direct entry READ_AFTER_FREE

 3972 00:34:09.745676  # [   50.735343] lkdtm: Value in memory before free: 12345678

 3973 00:34:09.752334  # [   50.741620] lkdtm: Attempting bad read from freed memory

 3974 00:34:09.759054  # [   50.747895] lkdtm: Memory was not poisoned

 3975 00:34:09.762030  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 3976 00:34:09.776299  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 3977 00:34:09.790718  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 3978 00:34:09.903824  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 3979 00:34:09.910341  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 3980 00:34:09.925254  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 3981 00:34:10.090576  <6>[   51.148370] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3982 00:34:10.097335  <6>[   51.155434] lkdtm: Value in memory before free: 12345678

 3983 00:34:10.100214  <6>[   51.161706] lkdtm: Attempting to read from freed memory

 3984 00:34:10.106929  <6>[   51.167867] lkdtm: Buddy page was not poisoned

 3985 00:34:10.164408  # [   51.148370] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3986 00:34:10.167603  # [   51.155434] lkdtm: Value in memory before free: 12345678

 3987 00:34:10.174219  # [   51.161706] lkdtm: Attempting to read from freed memory

 3988 00:34:10.180736  # [   51.167867] lkdtm: Buddy page was not poisoned

 3989 00:34:10.184101  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 3990 00:34:10.198715  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 3991 00:34:10.214220  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 3992 00:34:10.378450  <6>[   51.439716] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3993 00:34:10.384979  <6>[   51.446321] lkdtm: Attempting double slab free ...

 3994 00:34:10.438957  # [   51.439716] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3995 00:34:10.445696  # [   51.446321] lkdtm: Attempting double slab free ...

 3996 00:34:10.464829  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 3997 00:34:10.479912  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 3998 00:34:10.494887  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 3999 00:34:10.657178  <6>[   51.718374] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4000 00:34:10.663678  <6>[   51.724884] lkdtm: Attempting cross-cache slab free ...

 4001 00:34:10.727545  # [   51.718374] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4002 00:34:10.734443  # [   51.724884] lkdtm: Attempting cross-cache slab free ...

 4003 00:34:10.753182  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4004 00:34:10.769677  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4005 00:34:10.785609  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4006 00:34:10.952491  <6>[   52.013344] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4007 00:34:10.958972  <6>[   52.019738] lkdtm: Attempting non-Slab slab free ...

 4008 00:34:11.013974  # [   52.013344] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4009 00:34:11.020813  # [   52.019738] lkdtm: Attempting non-Slab slab free ...

 4010 00:34:11.042218  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4011 00:34:11.057693  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4012 00:34:11.073447  # selftests: lkdtm: SOFTLOCKUP.sh

 4013 00:34:11.185457  # Skipping SOFTLOCKUP: Hangs the system

 4014 00:34:11.192027  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4015 00:34:11.207466  # selftests: lkdtm: HARDLOCKUP.sh

 4016 00:34:11.314908  # Skipping HARDLOCKUP: Hangs the system

 4017 00:34:11.318253  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4018 00:34:11.333900  # selftests: lkdtm: SPINLOCKUP.sh

 4019 00:34:11.452268  # Skipping SPINLOCKUP: Hangs the system

 4020 00:34:11.454980  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4021 00:34:11.469269  # selftests: lkdtm: HUNG_TASK.sh

 4022 00:34:11.579052  # Skipping HUNG_TASK: Hangs the system

 4023 00:34:11.582229  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4024 00:34:11.596191  # selftests: lkdtm: EXEC_DATA.sh

 4025 00:34:11.765115  <6>[   52.825624] lkdtm: Performing direct entry EXEC_DATA

 4026 00:34:11.771412  <6>[   52.831530] lkdtm: attempting ok execution at ffffffffa037c110

 4027 00:34:11.778342  <6>[   52.838389] lkdtm: attempting bad execution at ffffffffa3433d40

 4028 00:34:11.787556  <2>[   52.845368] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4029 00:34:11.797370  <1>[   52.854052] BUG: unable to handle page fault for address: ffffffffa3433d40

 4030 00:34:11.804446  <1>[   52.862053] #PF: supervisor instruction fetch in kernel mode

 4031 00:34:11.810968  <1>[   52.868694] #PF: error_code(0x0011) - permissions violation

 4032 00:34:11.817799  <6>[   52.875237] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 8000000134e000e3 

 4033 00:34:11.820816  <4>[   52.883355] Oops: 0011 [#5] SMP PTI

 4034 00:34:11.831021  <4>[   52.887563] CPU: 3 PID: 1570 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4035 00:34:11.838074  <4>[   52.896544] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4036 00:34:11.841566  <4>[   52.903484] RIP: 0010:data_area+0x0/0x40

 4037 00:34:11.864103  <4>[   52.908179] Code: ff ff 00 06 9c c0 f4 8d ff ff 00 05 9c c0 f4 8d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4038 00:34:11.870830  <4>[   52.929541] RSP: 0018:ffffac8041f8fe48 EFLAGS: 00010246

 4039 00:34:11.876939  <4>[   52.935698] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4040 00:34:11.887034  <4>[   52.943998] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 4041 00:34:11.893798  <4>[   52.952295] RBP: ffffffffa3433d40 R08: 0000000000000000 R09: 0000000000000000

 4042 00:34:11.903742  <4>[   52.960591] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4043 00:34:11.910079  <4>[   52.968889] R13: ffffac8041f8ff10 R14: ffffac8041f8ff10 R15: ffff8df4c3c35000

 4044 00:34:11.920583  <4>[   52.977185] FS:  00007f8f759b9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4045 00:34:11.926806  <4>[   52.986550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4046 00:34:11.936812  <4>[   52.993288] CR2: ffffffffa3433d40 CR3: 0000000105b0c000 CR4: 00000000003506e0

 4047 00:34:11.940174  <4>[   53.001584] Call Trace:

 4048 00:34:11.943365  <4>[   53.004633]  ? __die_body.cold+0x1a/0x1f

 4049 00:34:11.946442  <4>[   53.009333]  ? no_context+0x177/0x380

 4050 00:34:11.953428  <4>[   53.013742]  ? exc_page_fault+0xd7/0x170

 4051 00:34:11.957119  <4>[   53.018431]  ? asm_exc_page_fault+0x1e/0x30

 4052 00:34:11.963044  <4>[   53.023426]  ? execute_location+0x48/0x56

 4053 00:34:11.966464  <4>[   53.028217]  ? direct_entry.cold+0x2c/0x38

 4054 00:34:11.973345  <4>[   53.033107]  ? full_proxy_write+0x56/0x80

 4055 00:34:11.976480  <4>[   53.037898]  ? vfs_write+0xea/0x3b0

 4056 00:34:11.979522  <4>[   53.042106]  ? ksys_write+0x68/0xf0

 4057 00:34:11.986587  <4>[   53.046316]  ? do_syscall_64+0x33/0x40

 4058 00:34:11.989391  <4>[   53.050815]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4059 00:34:12.032663  <4>[   53.056977] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4060 00:34:12.035652  <4>[   53.097230] CR2: ffffffffa3433d40

 4061 00:34:12.039333  <4>[   53.101236] ---[ end trace 68c4bcfb3b2027c9 ]---

 4062 00:34:12.046013  <4>[   53.106713] RIP: 0010:lkdtm_BUG+0x5/0x10

 4063 00:34:12.065905  <4>[   53.111408] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4064 00:34:12.072666  <4>[   53.132764] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4065 00:34:12.082571  <4>[   53.138911] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4066 00:34:12.089053  <4>[   53.147209] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4067 00:34:12.098975  <4>[   53.155506] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4068 00:34:12.105259  <4>[   53.163801] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4069 00:34:12.115244  <4>[   53.172101] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4070 00:34:12.125335  <4>[   53.180399] FS:  00007f8f759b9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4071 00:34:12.132082  <4>[   53.189772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4072 00:34:12.138141  <4>[   53.196510] CR2: ffffffffa3433d40 CR3: 0000000105b0c000 CR4: 00000000003506e0

 4073 00:34:12.148252  <3>[   53.204812] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4074 00:34:12.158250  <3>[   53.215061] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1570, name: cat

 4075 00:34:12.161418  <4>[   53.223845] INFO: lockdep is turned off.

 4076 00:34:12.164854  <4>[   53.228535] irq event stamp: 0

 4077 00:34:12.175157  <4>[   53.232254] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4078 00:34:12.184561  <4>[   53.239569] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4079 00:34:12.191356  <4>[   53.249035] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4080 00:34:12.201418  <4>[   53.258496] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4081 00:34:12.207658  <4>[   53.265821] CPU: 3 PID: 1570 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4082 00:34:12.214884  <4>[   53.274793] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4083 00:34:12.217853  <4>[   53.281721] Call Trace:

 4084 00:34:12.224501  <4>[   53.284760]  dump_stack+0x77/0x9b

 4085 00:34:12.227962  <4>[   53.288772]  ___might_sleep.cold+0xa6/0xb6

 4086 00:34:12.231506  <4>[   53.293659]  exit_signals+0x1c/0x300

 4087 00:34:12.237382  <4>[   53.297957]  do_exit+0xc2/0xab0

 4088 00:34:12.241176  <4>[   53.301776]  ? ksys_write+0x68/0xf0

 4089 00:34:12.244143  <4>[   53.305983]  make_task_dead+0x2f/0x30

 4090 00:34:12.250615  <4>[   53.310385]  rewind_stack_and_make_dead+0x17/0x20

 4091 00:34:12.253834  <4>[   53.315947] RIP: 0033:0x7f8f758cf473

 4092 00:34:12.277244  <4>[   53.320252] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4093 00:34:12.283532  <4>[   53.341616] RSP: 002b:00007ffd7a69ca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4094 00:34:12.293975  <4>[   53.350393] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f8f758cf473

 4095 00:34:12.299997  <4>[   53.358679] RDX: 000000000000000a RSI: 00007f8f757c3000 RDI: 0000000000000001

 4096 00:34:12.309916  <4>[   53.366973] RBP: 00007f8f757c3000 R08: 00007f8f757c2010 R09: 0000000000000000

 4097 00:34:12.316716  <4>[   53.375266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4098 00:34:12.326190  <4>[   53.383558] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4099 00:34:12.335044  # Killed

 4100 00:34:12.388756  # [   52.825624] lkdtm: Performing direct entry EXEC_DATA

 4101 00:34:12.395608  # [   52.831530] lkdtm: attempting ok execution at ffffffffa037c110

 4102 00:34:12.402269  # [   52.838389] lkdtm: attempting bad execution at ffffffffa3433d40

 4103 00:34:12.412096  # [   52.845368] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4104 00:34:12.419137  # [   52.854052] BUG: unable to handle page fault for address: ffffffffa3433d40

 4105 00:34:12.425531  # [   52.862053] #PF: supervisor instruction fetch in kernel mode

 4106 00:34:12.431937  # [   52.868694] #PF: error_code(0x0011) - permissions violation

 4107 00:34:12.442100  # [   52.875237] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 8000000134e000e3 

 4108 00:34:12.445555  # [   52.883355] Oops: 0011 [#5] SMP PTI

 4109 00:34:12.455412  # [   52.887563] CPU: 3 PID: 1570 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4110 00:34:12.461750  # [   52.896544] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4111 00:34:12.465928  # [   52.903484] RIP: 0010:data_area+0x0/0x40

 4112 00:34:12.484837  # [   52.908179] Code: ff ff 00 06 9c c0 f4 8d ff ff 00 05 9c c0 f4 8d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4113 00:34:12.491616  # [   52.929541] RSP: 0018:ffffac8041f8fe48 EFLAGS: 00010246

 4114 00:34:12.501908  # [   52.935698] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4115 00:34:12.507995  # [   52.943998] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 4116 00:34:12.517835  # [   52.952295] RBP: ffffffffa3433d40 R08: 0000000000000000 R09: 0000000000000000

 4117 00:34:12.524773  # [   52.960591] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4118 00:34:12.534556  # [   52.968889] R13: ffffac8041f8ff10 R14: ffffac8041f8ff10 R15: ffff8df4c3c35000

 4119 00:34:12.541246  # [   52.977185] FS:  00007f8f759b9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4120 00:34:12.548009  # [   52.986550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4121 00:34:12.557580  # [   52.993288] CR2: ffffffffa3433d40 CR3: 0000000105b0c000 CR4: 00000000003506e0

 4122 00:34:12.561142  # [   53.001584] Call Trace:

 4123 00:34:12.564445  # [   53.004633]  ? __die_body.cold+0x1a/0x1f

 4124 00:34:12.567742  # [   53.009333]  ? no_context+0x177/0x380

 4125 00:34:12.574474  # [   53.013742]  ? exc_page_fault+0xd7/0x170

 4126 00:34:12.577535  # [   53.018431]  ? asm_exc_page_fault+0x1e/0x30

 4127 00:34:12.584414  # [   53.023426]  ? execute_location+0x48/0x56

 4128 00:34:12.587559  # [   53.028217]  ? direct_entry.cold+0x2c/0x38

 4129 00:34:12.593626  # [   53.033107]  ? full_proxy_write+0x56/0x80

 4130 00:34:12.597423  # [   53.037898]  ? vfs_write+0xea/0x3b0

 4131 00:34:12.600176  # [   53.042106]  ? ksys_write+0x68/0xf0

 4132 00:34:12.603809  # [   53.046316]  ? do_syscall_64+0x33/0x40

 4133 00:34:12.610466  # [   53.050815]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4134 00:34:12.649925  # [   53.056977] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4135 00:34:12.656616  # [   53.097230] CR2: ffffffffa3433d40

 4136 00:34:12.659608  # [   53.101236] ---[ end trace 68c4bcfb3b2027c9 ]---

 4137 00:34:12.666353  # [   53.106713] RIP: 0010:lkdtm_BUG+0x5/0x10

 4138 00:34:12.686381  # [   53.111408] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4139 00:34:12.692755  # [   53.132764] R<6>[   53.749397] lkdtm: Performing direct entry EXEC_STACK

 4140 00:34:12.699885  <6>[   53.760174] lkdtm: attempting ok execution at ffffffffa037c110

 4141 00:34:12.706353  <6>[   53.767047] lkdtm: attempting bad execution at ffffac8042027e18

 4142 00:34:12.716335  <2>[   53.774019] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4143 00:34:12.725726  <1>[   53.782710] BUG: unable to handle page fault for address: ffffac8042027e18

 4144 00:34:12.732408  <1>[   53.790715] #PF: supervisor instruction fetch in kernel mode

 4145 00:34:12.739566  <1>[   53.797355] #PF: error_code(0x0011) - permissions violation

 4146 00:34:12.745874  <6>[   53.803897] PGD 100000067 P4D 100000067 PUD 100248067 PMD 1060bb067 PTE 80000001060a6063

 4147 00:34:12.752678  <4>[   53.813283] Oops: 0011 [#6] SMP PTI

 4148 00:34:12.759072  <4>[   53.817492] CPU: 1 PID: 1607 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4149 00:34:12.765620  <4>[   53.826477] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4150 00:34:12.772710  <4>[   53.833413] RIP: 0010:0xffffac8042027e18

 4151 00:34:12.792899  <4>[   53.838109] Code: 00 00 18 7e 02 42 80 ac ff ff 31 f6 a5 a0 ff ff ff ff 20 00 00 00 00 00 00 00 66 2a 98 a1 ff ff ff ff 5d f7 a5 a0 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4152 00:34:12.799242  <4>[   53.859470] RSP: 0018:ffffac8042027df8 EFLAGS: 00010246

 4153 00:34:12.808926  <4>[   53.865614] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4154 00:34:12.815944  <4>[   53.873912] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 4155 00:34:12.825614  <4>[   53.882209] RBP: ffffac8042027e18 R08: 0000000000000000 R09: 0000000000000000

 4156 00:34:12.832322  <4>[   53.890507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4157 00:34:12.842438  <4>[   53.898804] R13: ffffac8042027f10 R14: ffffac8042027f10 R15: ffff8df4c6673000

 4158 00:34:12.852204  <4>[   53.907102] FS:  00007f2084b75580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4159 00:34:12.858678  <4>[   53.916472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4160 00:34:12.865539  <4>[   53.923206] CR2: ffffac8042027e18 CR3: 0000000103a8a000 CR4: 00000000003506e0

 4161 00:34:12.868638  <4>[   53.931499] Call Trace:

 4162 00:34:12.871608  <4>[   53.934549]  ? __die_body.cold+0x1a/0x1f

 4163 00:34:12.878437  <4>[   53.939246]  ? no_context+0x177/0x380

 4164 00:34:12.881949  <4>[   53.943653]  ? exc_page_fault+0xd7/0x170

 4165 00:34:12.888450  <4>[   53.948346]  ? asm_exc_page_fault+0x1e/0x30

 4166 00:34:12.891696  <4>[   53.953339]  ? execute_location+0x48/0x56

 4167 00:34:12.897964  <4>[   53.958130]  ? lkdtm_EXEC_STACK+0x26/0x44

 4168 00:34:12.901346  <4>[   53.962923]  ? direct_entry.cold+0x2c/0x38

 4169 00:34:12.908045  <4>[   53.967815]  ? full_proxy_write+0x56/0x80

 4170 00:34:12.911576  <4>[   53.972607]  ? vfs_write+0xea/0x3b0

 4171 00:34:12.914528  <4>[   53.976813]  ? ksys_write+0x68/0xf0

 4172 00:34:12.921355  <4>[   53.981011]  ? do_syscall_64+0x33/0x40

 4173 00:34:12.925020  <4>[   53.985506]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4174 00:34:12.931023  SP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4175 00:34:12.971320  # [   53.138911] RAX<4>[   53.991668] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4176 00:34:12.977946  <4>[   54.038143] CR2: ffffac8042027e18

 4177 00:34:12.981249  <4>[   54.042157] ---[ end trace 68c4bcfb3b2027ca ]---

 4178 00:34:12.987691  <4>[   54.047635] RIP: 0010:lkdtm_BUG+0x5/0x10

 4179 00:34:13.007271  <4>[   54.052327] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4180 00:34:13.014310  <4>[   54.073692] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4181 00:34:13.023707  <4>[   54.079846] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4182 00:34:13.030447  <4>[   54.088145] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4183 00:34:13.040155  <4>[   54.096445] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4184 00:34:13.047065  <4>[   54.104742] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4185 00:34:13.057012  <4>[   54.113038] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4186 00:34:13.063940  <4>[   54.121336] FS:  00007f2084b75580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4187 00:34:13.070527  <4>[   54.130704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4188 00:34:13.080215  <4>[   54.137443] CR2: ffffac8042027e18 CR3: 0000000103a8a000 CR4: 00000000003506e0

 4189 00:34:13.086601  : ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4190 00:34:13.093330  # [   53.147209] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4191 00:34:13.103085  # [   53.155506] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4192 00:34:13.109564  # [   53.163801] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4193 00:34:13.119622  # [   53.172101] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4194 00:34:13.129467  # [   53.180399] FS:  00007f8f759b9580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4195 00:34:13.136212  # [   53.189772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4196 00:34:13.142825  # [   53.196510] CR2: ffffffffa3433d40 CR3: 0000000105b0c000 CR4: 00000000003506e0

 4197 00:34:13.152749  # [   53.204812] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4198 00:34:13.162416  # [   53.215061] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1570, name: cat

 4199 00:34:13.165910  # [   53.223845] INFO: lockdep is turned off.

 4200 00:34:13.169355  # [   53.228535] irq event stamp: 0

 4201 00:34:13.175964  # [   53.232254] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4202 00:34:13.185814  # [   53.239569] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4203 00:34:13.195920  # [   53.249035] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4204 00:34:13.202446  # [   53.258496] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4205 00:34:13.212318  # [   53.265821] CPU: 3 PID: 1570 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4206 00:34:13.218973  # [   53.274793] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4207 00:34:13.222477  # [   53.281721] Call Trace:

 4208 00:34:13.225429  # [   53.284760]  dump_stack+0x77/0x9b

 4209 00:34:13.228963  # [   53.288772]  ___might_sleep.cold+0xa6/0xb6

 4210 00:34:13.236053  # [   53.293659]  exit_signals+0x1c/0x300

 4211 00:34:13.238949  # [   53.297957]  do_exit+0xc2/0xab0

 4212 00:34:13.242042  # [   53.301776]  ? ksys_write+0x68/0xf0

 4213 00:34:13.245661  # [   53.305983]  make_task_dead+0x2f/0x30

 4214 00:34:13.251761  # [   53.310385]  rewind_stack_and_make_dead+0x17/0x20

 4215 00:34:13.255329  # [   53.315947] RIP: 0033:0x7f8f758cf473

 4216 00:34:13.278194  # [   53.320252] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4217 00:34:13.284891  # [   53.341616] RSP: 002b:00007ffd7a69ca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4218 00:34:13.294616  # [   53.350393] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f8f758cf473

 4219 00:34:13.301746  # [   53.358679] RDX: 000000000000000a RSI: 00007f8f757c3000 RDI: 0000000000000001

 4220 00:34:13.311625  # [   53.366973] RBP: 00007f8f757c3000 R08: 00007f8f757c2010 R09: 0000000000000000

 4221 00:34:13.318363  # [   53.375266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4222 00:34:13.327924  # [   53.383558] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4223 00:34:13.331338  # EXEC_DATA: saw 'call trace:': ok

 4224 00:34:13.334368  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4225 00:34:13.337885  # selftests: lkdtm: EXEC_STACK.sh

 4226 00:34:13.338304  # Killed

 4227 00:34:13.344492  # [   53.749397] lkdtm: Performing direct entry EXEC_STACK

 4228 00:34:13.351126  # [   53.760174] lkdtm: attempting ok execution at ffffffffa037c110

 4229 00:34:13.357867  # [   53.767047] lkdtm: attempting bad execution at ffffac8042027e18

 4230 00:34:13.367928  # [   53.774019] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4231 00:34:13.374338  # [   53.782710] BUG: unable to handle page fault for address: ffffac8042027e18

 4232 00:34:13.381065  # [   53.790715] #PF: supervisor instruction fetch in kernel mode

 4233 00:34:13.387639  # [   53.797355] #PF: error_code(0x0011) - permissions violation

 4234 00:34:13.397190  # [   53.803897] PGD 100000067 P4D 10000006<6>[   54.452910] lkdtm: Performing direct entry EXEC_KMALLOC

 4235 00:34:13.404259  <6>[   54.463933] lkdtm: attempting ok execution at ffffffffa037c110

 4236 00:34:13.410796  <6>[   54.470807] lkdtm: attempting bad execution at ffff8df4c451a3c0

 4237 00:34:13.420556  <2>[   54.477778] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4238 00:34:13.427205  <1>[   54.486465] BUG: unable to handle page fault for address: ffff8df4c451a3c0

 4239 00:34:13.433376  <1>[   54.494472] #PF: supervisor instruction fetch in kernel mode

 4240 00:34:13.440065  <1>[   54.501111] #PF: error_code(0x0011) - permissions violation

 4241 00:34:13.450104  <6>[   54.507655] PGD 135001067 P4D 135001067 PUD 10024b063 PMD 104abe063 PTE 800000010451a063

 4242 00:34:13.456759  <4>[   54.517042] Oops: 0011 [#7] SMP PTI

 4243 00:34:13.463744  <4>[   54.521249] CPU: 2 PID: 1644 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4244 00:34:13.470032  <4>[   54.530226] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4245 00:34:13.476683  <4>[   54.537164] RIP: 0010:0xffff8df4c451a3c0

 4246 00:34:13.496802  <4>[   54.541848] Code: ad de 80 6a 1d b2 e2 2c 4c a0 8f 91 34 c5 d3 e1 54 bf 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4247 00:34:13.503252  <4>[   54.563206] RSP: 0018:ffffac80420cfe38 EFLAGS: 00010246

 4248 00:34:13.513048  <4>[   54.569362] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4249 00:34:13.519745  <4>[   54.577658] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 4250 00:34:13.529588  <4>[   54.585954] RBP: ffff8df4c451a3c0 R08: 0000000000000000 R09: 0000000000000000

 4251 00:34:13.536368  <4>[   54.594253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4252 00:34:13.546374  <4>[   54.602548] R13: ffffac80420cff10 R14: ffffac80420cff10 R15: ffff8df4c0fd3000

 4253 00:34:13.552927  <4>[   54.610846] FS:  00007fb3d6bcc580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4254 00:34:13.562524  <4>[   54.620214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4255 00:34:13.569544  <4>[   54.626953] CR2: ffff8df4c451a3c0 CR3: 000000010638e000 CR4: 00000000003506e0

 4256 00:34:13.572600  <4>[   54.635247] Call Trace:

 4257 00:34:13.575767  <4>[   54.638300]  ? __die_body.cold+0x1a/0x1f

 4258 00:34:13.582652  <4>[   54.643002]  ? no_context+0x177/0x380

 4259 00:34:13.585816  <4>[   54.647407]  ? exc_page_fault+0xd7/0x170

 4260 00:34:13.592127  <4>[   54.652104]  ? asm_exc_page_fault+0x1e/0x30

 4261 00:34:13.595964  <4>[   54.657102]  ? execute_location+0x48/0x56

 4262 00:34:13.602101  <4>[   54.661896]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4263 00:34:13.605985  <4>[   54.666882]  ? direct_entry.cold+0x2c/0x38

 4264 00:34:13.612093  <4>[   54.671774]  ? full_proxy_write+0x56/0x80

 4265 00:34:13.615293  <4>[   54.676567]  ? vfs_write+0xea/0x3b0

 4266 00:34:13.618986  <4>[   54.680765]  ? ksys_write+0x68/0xf0

 4267 00:34:13.622069  <4>[   54.684974]  ? do_syscall_64+0x33/0x40

 4268 00:34:13.629051  <4>[   54.689473]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4269 00:34:13.635584  7 PUD 100248067 PMD 1060bb067 PTE 80000001060a6063

 4270 00:34:13.675268  # [   53.813<4>[   54.695625] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4271 00:34:13.681934  <4>[   54.742113] CR2: ffff8df4c451a3c0

 4272 00:34:13.685025  <4>[   54.746126] ---[ end trace 68c4bcfb3b2027cb ]---

 4273 00:34:13.691647  <4>[   54.751597] RIP: 0010:lkdtm_BUG+0x5/0x10

 4274 00:34:13.711582  <4>[   54.756289] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4275 00:34:13.717998  <4>[   54.777643] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4276 00:34:13.724954  <4>[   54.783792] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4277 00:34:13.735109  <4>[   54.792083] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4278 00:34:13.741403  <4>[   54.800379] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4279 00:34:13.751305  <4>[   54.808674] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4280 00:34:13.757958  <4>[   54.816973] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4281 00:34:13.767801  <4>[   54.825270] FS:  00007fb3d6bcc580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4282 00:34:13.774597  <4>[   54.834639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4283 00:34:13.784096  <4>[   54.841376] CR2: ffff8df4c451a3c0 CR3: 000000010638e000 CR4: 00000000003506e0

 4284 00:34:13.794396  <3>[   54.849677] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4285 00:34:13.804439  <3>[   54.859922] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1644, name: cat

 4286 00:34:13.807461  <4>[   54.868708] INFO: lockdep is turned off.

 4287 00:34:13.810612  <4>[   54.873399] irq event stamp: 0

 4288 00:34:13.817725  <4>[   54.877110] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4289 00:34:13.827497  <4>[   54.884433] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4290 00:34:13.836949  <4>[   54.893903] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4291 00:34:13.843462  <4>[   54.903371] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4292 00:34:13.853839  <4>[   54.910694] CPU: 2 PID: 1644 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4293 00:34:13.860651  <4>[   54.919672] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4294 00:34:13.863596  <4>[   54.926603] Call Trace:

 4295 00:34:13.866859  <4>[   54.929645]  dump_stack+0x77/0x9b

 4296 00:34:13.873740  <4>[   54.933660]  ___might_sleep.cold+0xa6/0xb6

 4297 00:34:13.876748  <4>[   54.938552]  exit_signals+0x1c/0x300

 4298 00:34:13.879990  <4>[   54.942856]  do_exit+0xc2/0xab0

 4299 00:34:13.883524  <4>[   54.946673]  ? ksys_write+0x68/0xf0

 4300 00:34:13.890386  <4>[   54.950882]  make_task_dead+0x2f/0x30

 4301 00:34:13.896422  <4>[   54.955285]  rewind_stack_and_make_dead+0x17/0x20

 4302 00:34:13.900236  <4>[   54.960854] RIP: 0033:0x7fb3d6ae2473

 4303 00:34:13.919551  <4>[   54.965154] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4304 00:34:13.929881  <4>[   54.986514] RSP: 002b:00007ffdff4dc448 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4305 00:34:13.936452  <4>[   54.995303] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fb3d6ae2473

 4306 00:34:13.946324  <4>[   55.003600] RDX: 000000000000000d RSI: 00007fb3d69d6000 RDI: 0000000000000001

 4307 00:34:13.952671  <4>[   55.011896] RBP: 00007fb3d69d6000 R08: 00007fb3d69d5010 R09: 0000000000000000

 4308 00:34:13.962459  <4>[   55.020194] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4309 00:34:13.972777  <4>[   55.028489] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4310 00:34:13.973325  283] Oops: 0011 [#6] SMP PTI

 4311 00:34:13.982049  # [   53.817492] CPU: 1 PID: 1607 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4312 00:34:13.988897  # [   53.826477] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4313 00:34:13.995628  # [   53.833413] RIP: 0010:0xffffac8042027e18

 4314 00:34:14.015613  # [   53.838109] Code: 00 00 18 7e 02 42 80 ac ff ff 31 f6 a5 a0 ff ff ff ff 20 00 00 00 00 00 00 00 66 2a 98 a1 ff ff ff ff 5d f7 a5 a0 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4315 00:34:14.022193  # [   53.859470] RSP: 0018:ffffac8042027df8 EFLAGS: 00010246

 4316 00:34:14.029037  # [   53.865614] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4317 00:34:14.038861  # [   53.873912] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 4318 00:34:14.045597  # [   53.882209] RBP: ffffac8042027e18 R08: 0000000000000000 R09: 0000000000000000

 4319 00:34:14.055010  # [   53.890507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4320 00:34:14.061617  # [   53.898804] R13: ffffac8042027f10 R14: ffffac8042027f10 R15: ffff8df4c6673000

 4321 00:34:14.071975  # [   53.907102] FS:  00007f2084b75580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4322 00:34:14.078377  # [   53.916472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4323 00:34:14.085080  # [   53.923206] CR2: ffffac8042027e18 CR3: 0000000103a8a000 CR4: 00000000003506e0

 4324 00:34:14.088436  # [   53.931499] Call Trace:

 4325 00:34:14.095005  # [   53.934549]  ? __die_body.cold+0x1a/0x1f

 4326 00:34:14.098281  # [   53.939246]  ? no_context+0x177/0x380

 4327 00:34:14.101695  # [   53.943653]  ? exc_page_fault+0xd7/0x170

 4328 00:34:14.108210  # [   53.948346]  ? asm_exc_page_fault+0x1e/0x30

 4329 00:34:14.111422  # [   53.953339]  ? execute_location+0x48/0x56

 4330 00:34:14.117888  # [   53.958130]  ? lkdtm_EXEC_STACK+0x26/0x44

 4331 00:34:14.121578  # [   53.962923]  ? direct_entry.cold+0x2c/0x38

 4332 00:34:14.128076  # [   53.967815]  ? full_proxy_write+0x56/0x80

 4333 00:34:14.131532  # [   53.972607]  ? vfs_write+0xea/0x3b0

 4334 00:34:14.134862  # [   53.976813]  ? ksys_write+0x68/0xf0

 4335 00:34:14.137964  # [   53.981011]  ? do_syscall_64+0x33/0x40

 4336 00:34:14.144438  # [   53.985506]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4337 00:34:14.183934  # [   53.991668] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4338 00:34:14.190785  # [   54.038143] CR2: ffffac8042027e18

 4339 00:34:14.193717  # [   54.042157] ---[ end trace 68c4bcfb3b2027ca ]---

 4340 00:34:14.200915  # [   54.047635] RIP: 0010:lkdtm_BUG+0x5/0x10

 4341 00:34:14.220580  # [   54.052327] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4342 00:34:14.227335  # [   54.073692] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4343 00:34:14.233760  # [   54.079846] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4344 00:34:14.243793  # [   54.088145] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4345 00:34:14.250508  # [   54.096445] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4346 00:34:14.260850  # [   54.104742] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4347 00:34:14.267254  # [   54.113038] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4348 00:34:14.276759  # [   54.121336] FS:  00007f2084b75580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4349 00:34:14.283695  # [   54.130704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4350 00:34:14.290189  # [   54.137443] CR2: ffffac8042027e18 CR3: 0000000103a8a000 CR4: 00000000003506e0

 4351 00:34:14.296702  # EXEC_STACK: saw 'call trace:': ok

 4352 00:34:14.300023  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4353 00:34:14.303296  # selftests: lkdtm: EXEC_KMALLOC.sh

 4354 00:34:14.303757  # Killed

 4355 00:34:14.313559  # [   54.452910] lkdtm: Performing direct entr<6>[   55.369808] lkdtm: Performing direct entry EXEC_VMALLOC

 4356 00:34:14.319716  <6>[   55.380178] lkdtm: attempting ok execution at ffffffffa037c110

 4357 00:34:14.326219  <6>[   55.387048] lkdtm: attempting bad execution at ffffac80401d7000

 4358 00:34:14.329849  y EXEC_KMALLOC

 4359 00:34:14.342885  # [   54.463933] lkdtm: attempting ok execution <2>[   55.394036] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4360 00:34:14.349274  <1>[   55.408920] BUG: unable to handle page fault for address: ffffac80401d7000

 4361 00:34:14.355784  <1>[   55.416925] #PF: supervisor instruction fetch in kernel mode

 4362 00:34:14.362824  <1>[   55.423565] #PF: error_code(0x0011) - permissions violation

 4363 00:34:14.365901  at ffffffffa037c110

 4364 00:34:14.378555  # [   54.470807] lkdtm: attempting bad exec<6>[   55.430108] PGD 100000067 P4D 100000067 PUD 100248067 PMD 100249067 PTE 8000000104c04063

 4365 00:34:14.381794  <4>[   55.445728] Oops: 0011 [#8] SMP PTI

 4366 00:34:14.385132  <u4tion at ffff8df4c451a3c0

 4367 00:34:14.398460  # [   54.477778] kernel tried to exe>[   55.449936] CPU: 2 PID: 1681 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4368 00:34:14.405625  <4>[   55.465059] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4369 00:34:14.411966  <4>[   55.471997] RIP: 0010:0xffffac80401d7000

 4370 00:34:14.418837  <4>[   55.476692] Code: Unable to access opcode bytes at RIP 0xffffac80401d6fd6.

 4371 00:34:14.425317  <4>[   55.484700] RSP: 0018:ffffac8042147e38 EFLAGS: 00010246

 4372 00:34:14.431807  <4>[   55.490856] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4373 00:34:14.441907  <4>[   55.499156] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 4374 00:34:14.448329  <4>[   55.507455] RBP: ffffac80401d7000 R08: 0000000000000000 R09: 0000000000000000

 4375 00:34:14.458261  <4>[   55.515751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4376 00:34:14.464993  <4>[   55.524050] R13: ffffac8042147f10 R14: ffffac8042147f10 R15: ffff8df4c4c04000

 4377 00:34:14.474733  <4>[   55.532351] FS:  00007ff2a8fd1580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4378 00:34:14.481599  <4>[   55.541723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4379 00:34:14.491462  <4>[   55.548463] CR2: ffffac80401d6fd6 CR3: 00000001060f6000 CR4: 00000000003506e0

 4380 00:34:14.494634  <4>[   55.556755] Call Trace:

 4381 00:34:14.497884  <4>[   55.559805]  ? __die_body.cold+0x1a/0x1f

 4382 00:34:14.504368  <4>[   55.564503]  ? no_context+0x177/0x380

 4383 00:34:14.508102  <4>[   55.568909]  ? exc_page_fault+0xd7/0x170

 4384 00:34:14.511167  <4>[   55.573604]  ? asm_exc_page_fault+0x1e/0x30

 4385 00:34:14.517737  <4>[   55.578602]  ? execute_location+0x48/0x56

 4386 00:34:14.520836  <4>[   55.583395]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4387 00:34:14.527682  <4>[   55.588381]  ? direct_entry.cold+0x2c/0x38

 4388 00:34:14.530905  <4>[   55.593273]  ? full_proxy_write+0x56/0x80

 4389 00:34:14.537351  <4>[   55.598069]  ? vfs_write+0xea/0x3b0

 4390 00:34:14.540666  <4>[   55.602277]  ? ksys_write+0x68/0xf0

 4391 00:34:14.543672  <4>[   55.606487]  ? do_syscall_64+0x33/0x40

 4392 00:34:14.550583  <4>[   55.610985]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4393 00:34:14.557429  ute NX-protected page - exploit attempt? (uid: 0)

 4394 00:34:14.597140  # [   54.4864<4>[   55.617147] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4395 00:34:14.600419  <4>[   55.663636] CR2: ffffac80401d7000

 4396 00:34:14.607170  <4>[   55.667650] ---[ end trace 68c4bcfb3b2027cc ]---

 4397 00:34:14.610351  <4>[   55.673122] RIP: 0010:lkdtm_BUG+0x5/0x10

 4398 00:34:14.633350  <4>[   55.677817] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4399 00:34:14.639963  <4>[   55.699175] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4400 00:34:14.646820  <4>[   55.705327] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4401 00:34:14.657332  <4>[   55.713623] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4402 00:34:14.663286  <4>[   55.721918] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4403 00:34:14.673063  <4>[   55.730210] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4404 00:34:14.679962  <4>[   55.738501] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4405 00:34:14.689669  <4>[   55.746798] FS:  00007ff2a8fd1580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4406 00:34:14.696363  <4>[   55.756168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4407 00:34:14.706137  <4>[   55.762906] CR2: ffffac80401d6fd6 CR3: 00000001060f6000 CR4: 00000000003506e0

 4408 00:34:14.712819  65] BUG: unable to handle page fault for address: ffff8df4c451a3c0

 4409 00:34:14.719592  # [   54.494472] #PF: supervisor instruction fetch in kernel mode

 4410 00:34:14.725808  # [   54.501111] #PF: error_code(0x0011) - permissions violation

 4411 00:34:14.732301  # [   54.507655] PGD 135001067 P4D 135001067 PUD 10024b063 PMD 104abe063 PTE 800000010451a063

 4412 00:34:14.739156  # [   54.517042] Oops: 0011 [#7] SMP PTI

 4413 00:34:14.746011  # [   54.521249] CPU: 2 PID: 1644 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4414 00:34:14.752585  # [   54.530226] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4415 00:34:14.758955  # [   54.537164] RIP: 0010:0xffff8df4c451a3c0

 4416 00:34:14.778981  # [   54.541848] Code: ad de 80 6a 1d b2 e2 2c 4c a0 8f 91 34 c5 d3 e1 54 bf 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4417 00:34:14.785583  # [   54.563206] RSP: 0018:ffffac80420cfe38 EFLAGS: 00010246

 4418 00:34:14.795428  # [   54.569362] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4419 00:34:14.802129  # [   54.577658] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 4420 00:34:14.812166  # [   54.585954] RBP: ffff8df4c451a3c0 R08: 0000000000000000 R09: 0000000000000000

 4421 00:34:14.818583  # [   54.594253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4422 00:34:14.825188  # [   54.602548] R13: ffffac80420cff10 R14: ffffac80420cff10 R15: ffff8df4c0fd3000

 4423 00:34:14.835072  # [   54.610846] FS:  00007fb3d6bcc580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4424 00:34:14.841844  # [   54.620214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4425 00:34:14.851962  # [   54.626953] CR2: ffff8df4c451a3c0 CR3: 000000010638e000 CR4: 00000000003506e0

 4426 00:34:14.854943  # [   54.635247] Call Trace:

 4427 00:34:14.858336  # [   54.638300]  ? __die_body.cold+0x1a/0x1f

 4428 00:34:14.861736  # [   54.643002]  ? no_context+0x177/0x380

 4429 00:34:14.868130  # [   54.647407]  ? exc_page_fault+0xd7/0x170

 4430 00:34:14.871346  # [   54.652104]  ? asm_exc_page_fault+0x1e/0x30

 4431 00:34:14.878384  # [   54.657102]  ? execute_location+0x48/0x56

 4432 00:34:14.881373  # [   54.661896]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4433 00:34:14.888154  # [   54.666882]  ? direct_entry.cold+0x2c/0x38

 4434 00:34:14.891263  # [   54.671774]  ? full_proxy_write+0x56/0x80

 4435 00:34:14.894621  # [   54.676567]  ? vfs_write+0xea/0x3b0

 4436 00:34:14.897878  # [   54.680765]  ? ksys_write+0x68/0xf0

 4437 00:34:14.904606  # [   54.684974]  ? do_syscall_64+0x33/0x40

 4438 00:34:14.911465  # [   54.689473]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4439 00:34:14.951608  # [   54.695625] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4440 00:34:14.954816  # [   54.742113] CR2: ffff8df4c451a3c0

 4441 00:34:14.957932  # [   54.746126] ---[ end trace 68c4bcfb3b2027cb ]---

 4442 00:34:14.964429  # [   54.751597] RIP: 0010:lkdtm_BUG+0x5/0x10

 4443 00:34:14.984192  # [   54.756289] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4444 00:34:14.990618  # [   54.777643] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4445 00:34:15.004120  # [   54.783792] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 000000000000<6>[   56.059552] lkdtm: Performing direct entry EXEC_RODATA

 4446 00:34:15.004670  0000

 4447 00:34:15.017122  # [   54.792083] RDX: 0000000000000000 RSI: ffff8df53bd9bf<6>[   56.070635] lkdtm: attempting ok execution at ffffffffa037c110

 4448 00:34:15.023688  <6>[   56.083734] lkdtm: attempting bad execution at ffffffffa14f8940

 4449 00:34:15.026942  <520 RDI: ffffffffa14f84b0

 4450 00:34:15.040034  # [   54.800379] RBP: ffffffffa19e8c2>[   56.090697] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4451 00:34:15.046964  <1>[   56.105533] BUG: unable to handle page fault for address: ffffffffa14f8940

 4452 00:34:15.053643  <1>[   56.113540] #PF: supervisor instruction fetch in kernel mode

 4453 00:34:15.060505  <1>[   56.120182] #PF: error_code(0x0011) - permissions violation

 4454 00:34:15.069839  <6>[   56.126725] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 8000000132e001e1 

 4455 00:34:15.073507  <4>[   56.134847] Oops: 0011 [#9] SMP PTI

 4456 00:34:15.083329  <4>[   56.139055] CPU: 0 PID: 1718 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4457 00:34:15.090076  <4>[   56.148038] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4458 00:34:15.096559  <4>[   56.154979] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4459 00:34:15.116315  <4>[   56.161038] Code: ff ff cd 0b a6 a0 ff ff ff ff b2 2c 98 a1 ff ff ff ff 13 f3 a5 a0 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

 4460 00:34:15.122998  <4>[   56.182398] RSP: 0018:ffffac80421d7e48 EFLAGS: 00010246

 4461 00:34:15.129450  <4>[   56.188555] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4462 00:34:15.139217  <4>[   56.196853] RDX: 0000000000000000 RSI: ffff8df53bc1bf50 RDI: ffff8df53bc1bf50

 4463 00:34:15.145897  <4>[   56.205150] RBP: ffffffffa14f8940 R08: 0000000000000000 R09: 0000000000000000

 4464 00:34:15.155976  <4>[   56.213447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4465 00:34:15.165660  <4>[   56.221747] R13: ffffac80421d7f10 R14: ffffac80421d7f10 R15: ffff8df4c3c2c000

 4466 00:34:15.172630  <4>[   56.230050] FS:  00007f5b40565580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 4467 00:34:15.179132  <4>[   56.239409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4468 00:34:15.189393  <4>[   56.246146] CR2: ffffffffa14f8940 CR3: 00000001059d2000 CR4: 00000000003506f0

 4469 00:34:15.191927  <4>[   56.254445] Call Trace:

 4470 00:34:15.195570  <4>[   56.257494]  ? __die_body.cold+0x1a/0x1f

 4471 00:34:15.202393  <4>[   56.262194]  ? no_context+0x177/0x380

 4472 00:34:15.205699  <4>[   56.266601]  ? exc_page_fault+0xd7/0x170

 4473 00:34:15.211810  <4>[   56.271296]  ? asm_exc_page_fault+0x1e/0x30

 4474 00:34:15.215022  <4>[   56.276295]  ? execute_location+0x48/0x56

 4475 00:34:15.218643  <4>[   56.281085]  ? direct_entry.cold+0x2c/0x38

 4476 00:34:15.225785  <4>[   56.285978]  ? full_proxy_write+0x56/0x80

 4477 00:34:15.228312  <4>[   56.290773]  ? vfs_write+0xea/0x3b0

 4478 00:34:15.231784  <4>[   56.294980]  ? ksys_write+0x68/0xf0

 4479 00:34:15.238212  <4>[   56.299188]  ? do_syscall_64+0x33/0x40

 4480 00:34:15.245115  <4>[   56.303684]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4481 00:34:15.248291   R08: 0000000000000001 R09: 0000000000000001

 4482 00:34:15.291309  # [   54.808674] R<4>[   56.309847] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4483 00:34:15.294578  <4>[   56.356292] CR2: ffffffffa14f8940

 4484 00:34:15.301157  <4>[   56.360304] ---[ end trace 68c4bcfb3b2027cd ]---

 4485 00:34:15.304365  <4>[   56.365781] RIP: 0010:lkdtm_BUG+0x5/0x10

 4486 00:34:15.327855  <4>[   56.370474] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4487 00:34:15.331259  <4>[   56.391825] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4488 00:34:15.341037  <4>[   56.397971] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4489 00:34:15.347365  <4>[   56.406264] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4490 00:34:15.357421  <4>[   56.414562] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4491 00:34:15.363839  <4>[   56.422858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4492 00:34:15.374020  <4>[   56.431157] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4493 00:34:15.383714  <4>[   56.439455] FS:  00007f5b40565580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 4494 00:34:15.390258  <4>[   56.448824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4495 00:34:15.396828  <4>[   56.455557] CR2: ffffffffa14f8940 CR3: 00000001059d2000 CR4: 00000000003506f0

 4496 00:34:15.407228  <3>[   56.463858] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4497 00:34:15.416764  <3>[   56.474098] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1718, name: cat

 4498 00:34:15.423118  <4>[   56.482883] INFO: lockdep is turned off.

 4499 00:34:15.426802  <4>[   56.487573] irq event stamp: 0

 4500 00:34:15.433317  <4>[   56.491290] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4501 00:34:15.442970  <4>[   56.498617] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4502 00:34:15.453037  <4>[   56.508076] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4503 00:34:15.459699  <4>[   56.517543] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4504 00:34:15.469682  <4>[   56.524869] CPU: 0 PID: 1718 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4505 00:34:15.476332  <4>[   56.533839] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4506 00:34:15.479514  <4>[   56.540770] Call Trace:

 4507 00:34:15.482629  <4>[   56.543815]  dump_stack+0x77/0x9b

 4508 00:34:15.485908  <4>[   56.547830]  ___might_sleep.cold+0xa6/0xb6

 4509 00:34:15.492714  <4>[   56.552725]  exit_signals+0x1c/0x300

 4510 00:34:15.495624  <4>[   56.557029]  do_exit+0xc2/0xab0

 4511 00:34:15.499533  <4>[   56.560847]  ? ksys_write+0x68/0xf0

 4512 00:34:15.502444  <4>[   56.565057]  make_task_dead+0x2f/0x30

 4513 00:34:15.509077  <4>[   56.569460]  rewind_stack_and_make_dead+0x17/0x20

 4514 00:34:15.512216  <4>[   56.575029] RIP: 0033:0x7f5b4047b473

 4515 00:34:15.542419  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004<4>[   56.579335] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4516 00:34:15.548695  <4>[   56.606913] RSP: 002b:00007ffe14af93e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4517 00:34:15.558926  <4>[   56.615696] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f5b4047b473

 4518 00:34:15.565539  <4>[   56.623987] RDX: 000000000000000c RSI: 00007f5b4036f000 RDI: 0000000000000001

 4519 00:34:15.575389  <4>[   56.632276] RBP: 00007f5b4036f000 R08: 00007f5b4036e010 R09: 0000000000000000

 4520 00:34:15.581597  <4>[   56.640565] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4521 00:34:15.591575  <4>[   56.648861] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4522 00:34:15.592236  

 4523 00:34:15.598394  # [   54.816973] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4524 00:34:15.608108  # [   54.825270] FS:  00007fb3d6bcc580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4525 00:34:15.614807  # [   54.834639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4526 00:34:15.624594  # [   54.841376] CR2: ffff8df4c451a3c0 CR3: 000000010638e000 CR4: 00000000003506e0

 4527 00:34:15.634986  # [   54.849677] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4528 00:34:15.640996  # [   54.859922] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1644, name: cat

 4529 00:34:15.647629  # [   54.868708] INFO: lockdep is turned off.

 4530 00:34:15.651227  # [   54.873399] irq event stamp: 0

 4531 00:34:15.657660  # [   54.877110] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4532 00:34:15.668063  # [   54.884433] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4533 00:34:15.677745  # [   54.893903] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4534 00:34:15.684210  # [   54.903371] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4535 00:34:15.694165  # [   54.910694] CPU: 2 PID: 1644 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4536 00:34:15.701285  # [   54.919672] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4537 00:34:15.704344  # [   54.926603] Call Trace:

 4538 00:34:15.707286  # [   54.929645]  dump_stack+0x77/0x9b

 4539 00:34:15.710801  # [   54.933660]  ___might_sleep.cold+0xa6/0xb6

 4540 00:34:15.713905  # [   54.938552]  exit_signals+0x1c/0x300

 4541 00:34:15.721056  # [   54.942856]  do_exit+0xc2/0xab0

 4542 00:34:15.723714  # [   54.946673]  ? ksys_write+0x68/0xf0

 4543 00:34:15.727046  # [   54.950882]  make_task_dead+0x2f/0x30

 4544 00:34:15.733937  # [   54.955285]  rewind_stack_and_make_dead+0x17/0x20

 4545 00:34:15.736926  # [   54.960854] RIP: 0033:0x7fb3d6ae2473

 4546 00:34:15.757068  # [   54.965154] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4547 00:34:15.767086  # [   54.986514] RSP: 002b:00007ffdff4dc448 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4548 00:34:15.776557  # [   54.995303] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fb3d6ae2473

 4549 00:34:15.783148  # [   55.003600] RDX: 000000000000000d RSI: 00007fb3d69d6000 RDI: 0000000000000001

 4550 00:34:15.789978  # [   55.011896] RBP: 00007fb3d69d6000 R08: 00007fb3d69d5010 R09: 0000000000000000

 4551 00:34:15.799852  # [   55.020194] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4552 00:34:15.806381  # [   55.028489] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4553 00:34:15.813109  # EXEC_KMALLOC: saw 'call trace:': ok

 4554 00:34:15.816298  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4555 00:34:15.820060  # selftests: lkdtm: EXEC_VMALLOC.sh

 4556 00:34:15.820518  # Killed

 4557 00:34:15.826426  # [   55.369808] lkdtm: Performing direct entry EXEC_VMALLOC

 4558 00:34:15.832729  # [   55.380178] lkdtm: attempting ok execution at ffffffffa037c110

 4559 00:34:15.839716  # [   55.387048] lkdtm: attempting bad execution at ffffac80401d7000

 4560 00:34:15.849376  # [   55.394036] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4561 00:34:15.855779  # [   55.408920] BUG: unable to handle page fault for address: ffffac80401d7000

 4562 00:34:15.862953  # [   55.416925] #PF: supervisor instruction fetch in kernel mode

 4563 00:34:15.869543  # [   55.423565] #PF: error_code(0x0011) - permissions violation

 4564 00:34:15.879192  # [   55.430108] PGD 100000067 P4D 100000067 PUD 100248067 PMD 100249067 PTE 8000000104c04063

 4565 00:34:15.882306  # [   55.445728] Oops: 0011 [#8] SMP PTI

 4566 00:34:15.892574  # [   55.449936] CPU: 2 PID: 1681 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4567 00:34:15.898809  # [   55.465059] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4568 00:34:15.901998  # [   55.471997] RIP: 0010:0xffffac80401d7000

 4569 00:34:15.912162  # [   55.476692] Code: Unable to access opcode bytes at RIP 0xffffac80401d6fd6.

 4570 00:34:15.915295  # [   55.484700] RSP: 0018:ffffac8042147e38 EFLAGS: 00010246

 4571 00:34:15.925769  # [   55.490856] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4572 00:34:15.931954  # [   55.499156] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 4573 00:34:15.941704  # [   55.507455] RBP: ffffac80401d7000 R08: 0000000000000000 R09: 0000000000000000

 4574 00:34:15.948514  # [   55.515751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4575 00:34:15.958355  # [   55.524050] R13: ffffac8042147<6>[   57.015630] lkdtm: Performing direct entry EXEC_USERSPACE

 4576 00:34:15.965187  <6>[   57.025350] lkdtm: attempting ok execution at ffffffffa037c110

 4577 00:34:15.972163  f10 R14: ffffac8042147f10 R15: ffff8df4c4c04000

 4578 00:34:15.978621  # [   55.532351<6>[   57.032234] lkdtm: attempting bad execution at 00007fe16ca28000

 4579 00:34:15.991352  ] FS:  00007ff2a8fd1580(0000) GS:ffff8df53bd00000(0000) knlGS:00<2>[   57.045395] unable to execute userspace code (SMEP?) (uid: 0)

 4580 00:34:16.001538  <1>[   57.058332] BUG: unable to handle page fault for address: 00007fe16ca28000

 4581 00:34:16.007932  <1>[   57.066339] #PF: supervisor instruction fetch in kernel mode

 4582 00:34:16.014807  <1>[   57.072980] #PF: error_code(0x0011) - permissions violation

 4583 00:34:16.024685  <6>[   57.079525] PGD 800000010597c067 P4D 800000010597c067 PUD 103c2f067 PMD 103c2e067 PTE 10dbc5067

 4584 00:34:16.028003  <4>[   57.089594] Oops: 0011 [#10] SMP PTI

 4585 00:34:16.037935  <4>[   57.093900] CPU: 1 PID: 1755 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4586 00:34:16.044295  <4>[   57.102877] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4587 00:34:16.048016  <4>[   57.109810] RIP: 0010:0x7fe16ca28000

 4588 00:34:16.054633  <4>[   57.114099] Code: Unable to access opcode bytes at RIP 0x7fe16ca27fd6.

 4589 00:34:16.061611  <4>[   57.121713] RSP: 0018:ffffac8042277e50 EFLAGS: 00010246

 4590 00:34:16.071298  <4>[   57.127858] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4591 00:34:16.077753  <4>[   57.136156] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 4592 00:34:16.087818  <4>[   57.144450] RBP: 00007fe16ca28000 R08: 0000000000000000 R09: 0000000000000000

 4593 00:34:16.094457  <4>[   57.152746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4594 00:34:16.104179  <4>[   57.161041] R13: ffffac8042277f10 R14: ffffac8042277f10 R15: ffff8df4c325f000

 4595 00:34:16.113838  <4>[   57.169343] FS:  00007fe16c9f9580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4596 00:34:16.120566  <4>[   57.178716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4597 00:34:16.127172  <4>[   57.185448] CR2: 00007fe16ca28000 CR3: 000000010621c000 CR4: 00000000003506e0

 4598 00:34:16.130788  <4>[   57.193740] Call Trace:

 4599 00:34:16.137026  <4>[   57.196792]  ? __die_body.cold+0x1a/0x1f

 4600 00:34:16.140241  <4>[   57.201493]  ? no_context+0x177/0x380

 4601 00:34:16.144112  <4>[   57.205899]  ? exc_page_fault+0x53/0x170

 4602 00:34:16.150361  <4>[   57.210592]  ? asm_exc_page_fault+0x1e/0x30

 4603 00:34:16.156979  <4>[   57.215581]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4604 00:34:16.160671  <4>[   57.221249]  ? direct_entry.cold+0x2c/0x38

 4605 00:34:16.163365  <4>[   57.226141]  ? full_proxy_write+0x56/0x80

 4606 00:34:16.170141  <4>[   57.230931]  ? vfs_write+0xea/0x3b0

 4607 00:34:16.173448  <4>[   57.235137]  ? ksys_write+0x68/0xf0

 4608 00:34:16.177217  <4>[   57.239346]  ? do_syscall_64+0x33/0x40

 4609 00:34:16.183036  <4>[   57.243839]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4610 00:34:16.187083  00000000000000

 4611 00:34:16.229473  # [   55.541723] CS:  0010 DS: 0000 ES: 0000 CR0<4>[   57.249999] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4612 00:34:16.236360  <4>[   57.296455] CR2: 00007fe16ca28000

 4613 00:34:16.239578  <4>[   57.300462] ---[ end trace 68c4bcfb3b2027ce ]---

 4614 00:34:16.245622  <4>[   57.305928] RIP: 0010:lkdtm_BUG+0x5/0x10

 4615 00:34:16.265447  <4>[   57.310613] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4616 00:34:16.272078  <4>[   57.331925] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4617 00:34:16.278460  <4>[   57.338066] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4618 00:34:16.288924  <4>[   57.346348] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4619 00:34:16.295146  <4>[   57.354631] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4620 00:34:16.305093  <4>[   57.362918] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4621 00:34:16.311661  <4>[   57.371206] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4622 00:34:16.321802  <4>[   57.379495] FS:  00007fe16c9f9580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4623 00:34:16.328145  <4>[   57.388860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4624 00:34:16.338213  <4>[   57.395598] CR2: 00007fe16ca28000 CR3: 000000010621c000 CR4: 00000000003506e0

 4625 00:34:16.338400  : 0000000080050033

 4626 00:34:16.348000  # [   55.548463] CR2: ffffac80401d6fd6 CR3: 00000001060f6000 CR4: 00000000003506e0

 4627 00:34:16.351233  # [   55.556755] Call Trace:

 4628 00:34:16.354795  # [   55.559805]  ? __die_body.cold+0x1a/0x1f

 4629 00:34:16.357929  # [   55.564503]  ? no_context+0x177/0x380

 4630 00:34:16.364484  # [   55.568909]  ? exc_page_fault+0xd7/0x170

 4631 00:34:16.367757  # [   55.573604]  ? asm_exc_page_fault+0x1e/0x30

 4632 00:34:16.374555  # [   55.578602]  ? execute_location+0x48/0x56

 4633 00:34:16.378168  # [   55.583395]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4634 00:34:16.384376  # [   55.588381]  ? direct_entry.cold+0x2c/0x38

 4635 00:34:16.388126  # [   55.593273]  ? full_proxy_write+0x56/0x80

 4636 00:34:16.390868  # [   55.598069]  ? vfs_write+0xea/0x3b0

 4637 00:34:16.397792  # [   55.602277]  ? ksys_write+0x68/0xf0

 4638 00:34:16.400972  # [   55.606487]  ? do_syscall_64+0x33/0x40

 4639 00:34:16.407605  # [   55.610985]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4640 00:34:16.447424  # [   55.617147] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4641 00:34:16.450699  # [   55.663636] CR2: ffffac80401d7000

 4642 00:34:16.457301  # [   55.667650] ---[ end trace 68c4bcfb3b2027cc ]---

 4643 00:34:16.460588  # [   55.673122] RIP: 0010:lkdtm_BUG+0x5/0x10

 4644 00:34:16.480828  # [   55.677817] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4645 00:34:16.487045  # [   55.699175] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4646 00:34:16.497359  # [   55.705327] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4647 00:34:16.503648  # [   55.713623] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4648 00:34:16.513679  # [   55.721918] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4649 00:34:16.520246  # [   55.730210] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4650 00:34:16.530147  # [   55.738501] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4651 00:34:16.537031  # [   55.746798] FS:  00007ff2a8fd1580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4652 00:34:16.543360  # [   55.756168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4653 00:34:16.553017  # [   55.762906] CR2: ffffac80401d6fd6 CR3: 00000001060f6000 CR4: 00000000003506e0

 4654 00:34:16.556915  # EXEC_VMALLOC: saw 'call trace:': ok

 4655 00:34:16.559684  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 4656 00:34:16.563003  # selftests: lkdtm: EXEC_RODATA.sh

 4657 00:34:16.566676  # Killed

 4658 00:34:16.569719  # [   56.059552] lkdtm: Performing direct entry EXEC_RODATA

 4659 00:34:16.576614  # [   56.070635] lkdtm: attempting ok execution at ffffffffa037c110

 4660 00:34:16.582867  # [   56.083734] lkdtm: attempting bad execution at ffffffffa14f8940

 4661 00:34:16.593080  # [   56.090697] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4662 00:34:16.599782  # [   56.105533] BUG: unable to handle page fault for address: ffffffffa14f8940

 4663 00:34:16.605968  # [   56.113540] #PF: supervisor instruction fetch in kernel mode

 4664 00:34:16.612535  # [   56.120182] #PF: error_code(0x0011) - permissions violation

 4665 00:34:16.623019  # [   56.126725] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 8000000132e001e1 

 4666 00:34:16.625930  # [   56.134847] Oops: 0011 [#9] SMP PTI

 4667 00:34:16.635626  # [   56.139055] CPU: 0 PID: 1718 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4668 00:34:16.642710  # [   56.148038] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4669 00:34:16.649106  # [   56.154979] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4670 00:34:16.655881  # [   56.161038] C<6>[   57.713400] lkdtm: Performing direct entry EXEC_NULL

 4671 00:34:16.662133  <6>[   57.721727] lkdtm: attempting ok execution at ffffffffa037c110

 4672 00:34:16.668934  <6>[   57.728602] lkdtm: attempting bad execution at 0000000000000000

 4673 00:34:16.678846  <1>[   57.735571] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4674 00:34:16.685238  <1>[   57.743672] #PF: supervisor instruction fetch in kernel mode

 4675 00:34:16.688622  <1>[   57.750309] #PF: error_code(0x0010) - not-present page

 4676 00:34:16.691917  <6>[   57.756363] PGD 0 P4D 0 

 4677 00:34:16.698582  <4>[   57.759507] Oops: 0010 [#11] SMP PTI

 4678 00:34:16.705185  <4>[   57.763807] CPU: 1 PID: 1792 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4679 00:34:16.711774  <4>[   57.772784] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4680 00:34:16.715003  <4>[   57.779722] RIP: 0010:0x0

 4681 00:34:16.725295  <4>[   57.782956] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4682 00:34:16.731806  <4>[   57.790961] RSP: 0018:ffffac8042307e48 EFLAGS: 00010246

 4683 00:34:16.738304  <4>[   57.797116] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4684 00:34:16.748332  <4>[   57.805412] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 4685 00:34:16.754989  <4>[   57.813707] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4686 00:34:16.765075  <4>[   57.821993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4687 00:34:16.771473  <4>[   57.830282] R13: ffffac8042307f10 R14: ffffac8042307f10 R15: ffff8df4c6178000

 4688 00:34:16.781440  <4>[   57.838578] FS:  00007f9b81c31580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4689 00:34:16.788252  <4>[   57.847941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4690 00:34:16.798217  <4>[   57.854675] CR2: ffffffffffffffd6 CR3: 0000000102702000 CR4: 00000000003506e0

 4691 00:34:16.801361  <4>[   57.862964] Call Trace:

 4692 00:34:16.804906  <4>[   57.866009]  ? __die_body.cold+0x1a/0x1f

 4693 00:34:16.807910  <4>[   57.870702]  ? no_context+0x177/0x380

 4694 00:34:16.814559  <4>[   57.875106]  ? exc_page_fault+0x53/0x170

 4695 00:34:16.817659  <4>[   57.879792]  ? asm_exc_page_fault+0x1e/0x30

 4696 00:34:16.824527  <4>[   57.884783]  execute_location+0x48/0x56

 4697 00:34:16.828148  <4>[   57.889377]  direct_entry.cold+0x2c/0x38

 4698 00:34:16.837569  ode: ff ff cd 0b a6 a0 ff ff ff ff b2 2c 98 a1 ff ff ff ff 13 f3<4>[   57.894077]  full_proxy_write+0x56/0x80

 4699 00:34:16.844509  <4>[   57.904892]  vfs_write+0xea/0x3b0

 4700 00:34:16.847465  <4>[   57.908903]  ksys_write+0x68/0xf0

 4701 00:34:16.851147  <4>[   57.912908]  do_syscall_64+0x33/0x40

 4702 00:34:16.857683  <4>[   57.917212]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4703 00:34:16.861117  <4>[   57.923169] RIP: 0033:0x7f9b81b47473

 4704 00:34:16.884133  <4>[   57.927468] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4705 00:34:16.890892  <4>[   57.948821] RSP: 002b:00007ffd90aa4208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4706 00:34:16.901156  <4>[   57.957599] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9b81b47473

 4707 00:34:16.907665  <4>[   57.965894] RDX: 000000000000000a RSI: 00007f9b81a3b000 RDI: 0000000000000001

 4708 00:34:16.917799  <4>[   57.974192] RBP: 00007f9b81a3b000 R08: 00007f9b81a3a010 R09: 0000000000000000

 4709 00:34:16.923773  <4>[   57.982486] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4710 00:34:16.933943  <4>[   57.990784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4711 00:34:16.979809   a5 a0 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 <4>[   57.999091] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4712 00:34:16.983098  <4>[   58.045578] CR2: 0000000000000000

 4713 00:34:16.989925  <4>[   58.049582] ---[ end trace 68c4bcfb3b2027cf ]---

 4714 00:34:16.993034  <4>[   58.055060] RIP: 0010:lkdtm_BUG+0x5/0x10

 4715 00:34:17.016433  <4>[   58.059754] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4716 00:34:17.019659  <4>[   58.081102] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4717 00:34:17.029421  <4>[   58.087256] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4718 00:34:17.039156  <4>[   58.095554] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4719 00:34:17.046565  <4>[   58.103850] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4720 00:34:17.056294  <4>[   58.112144] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4721 00:34:17.063126  <4>[   58.120441] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4722 00:34:17.073252  <4>[   58.128738] FS:  00007f9b81c31580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4723 00:34:17.079422  <4>[   58.138109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4724 00:34:17.086069  <4>[   58.144844] CR2: ffffffffffffffd6 CR3: 0000000102702000 CR4: 00000000003506e0

 4725 00:34:17.096477  <3>[   58.153147] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4726 00:34:17.105925  <3>[   58.163395] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1792, name: cat

 4727 00:34:17.112601  <4>[   58.172179] INFO: lockdep is turned off.

 4728 00:34:17.115656  <4>[   58.176869] irq event stamp: 0

 4729 00:34:17.123049  <4>[   58.180582] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4730 00:34:17.132683  <4>[   58.187904] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4731 00:34:17.142125  <4>[   58.197372] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4732 00:34:17.148909  <4>[   58.206832] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4733 00:34:17.158762  <4>[   58.214158] CPU: 1 PID: 1792 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4734 00:34:17.165648  <4>[   58.223137] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4735 00:34:17.168825  <4>[   58.230068] Call Trace:

 4736 00:34:17.172093  <4>[   58.233109]  dump_stack+0x77/0x9b

 4737 00:34:17.175742  <4>[   58.237125]  ___might_sleep.cold+0xa6/0xb6

 4738 00:34:17.182349  <4>[   58.242016]  exit_signals+0x1c/0x300

 4739 00:34:17.185320  <4>[   58.246320]  do_exit+0xc2/0xab0

 4740 00:34:17.188858  <4>[   58.250137]  ? ksys_write+0x68/0xf0

 4741 00:34:17.191925  <4>[   58.254336]  make_task_dead+0x2f/0x30

 4742 00:34:17.198880  <4>[   58.258741]  rewind_stack_and_make_dead+0x17/0x20

 4743 00:34:17.201922  <4>[   58.264311] RIP: 0033:0x7f9b81b47473

 4744 00:34:17.224738  <4>[   58.268613] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4745 00:34:17.231718  <4>[   58.289971] RSP: 002b:00007ffd90aa4208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4746 00:34:17.241462  <4>[   58.298759] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9b81b47473

 4747 00:34:17.247885  <4>[   58.307057] RDX: 000000000000000a RSI: 00007f9b81a3b000 RDI: 0000000000000001

 4748 00:34:17.257583  <4>[   58.315352] RBP: 00007f9b81a3b000 R08: 00007f9b81a3a010 R09: 0000000000000000

 4749 00:34:17.264433  <4>[   58.323649] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4750 00:34:17.274328  <4>[   58.331944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4751 00:34:17.281016  00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4752 00:34:17.287664  # [   56.182398] RSP: 0018:ffffac80421d7e48 EFLAGS: 00010246

 4753 00:34:17.294319  # [   56.188555] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4754 00:34:17.303886  # [   56.196853] RDX: 0000000000000000 RSI: ffff8df53bc1bf50 RDI: ffff8df53bc1bf50

 4755 00:34:17.310596  # [   56.205150] RBP: ffffffffa14f8940 R08: 0000000000000000 R09: 0000000000000000

 4756 00:34:17.320578  # [   56.213447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4757 00:34:17.327366  # [   56.221747] R13: ffffac80421d7f10 R14: ffffac80421d7f10 R15: ffff8df4c3c2c000

 4758 00:34:17.337515  # [   56.230050] FS:  00007f5b40565580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 4759 00:34:17.343866  # [   56.239409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4760 00:34:17.353849  # [   56.246146] CR2: ffffffffa14f8940 CR3: 00000001059d2000 CR4: 00000000003506f0

 4761 00:34:17.354356  # [   56.254445] Call Trace:

 4762 00:34:17.360415  # [   56.257494]  ? __die_body.cold+0x1a/0x1f

 4763 00:34:17.364106  # [   56.262194]  ? no_context+0x177/0x380

 4764 00:34:17.370663  # [   56.266601]  ? exc_page_fault+0xd7/0x170

 4765 00:34:17.373627  # [   56.271296]  ? asm_exc_page_fault+0x1e/0x30

 4766 00:34:17.377296  # [   56.276295]  ? execute_location+0x48/0x56

 4767 00:34:17.383531  # [   56.281085]  ? direct_entry.cold+0x2c/0x38

 4768 00:34:17.387135  # [   56.285978]  ? full_proxy_write+0x56/0x80

 4769 00:34:17.393337  # [   56.290773]  ? vfs_write+0xea/0x3b0

 4770 00:34:17.397223  # [   56.294980]  ? ksys_write+0x68/0xf0

 4771 00:34:17.400377  # [   56.299188]  ? do_syscall_64+0x33/0x40

 4772 00:34:17.406910  # [   56.303684]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4773 00:34:17.446760  # [   56.309847] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4774 00:34:17.449794  # [   56.356292] CR2: ffffffffa14f8940

 4775 00:34:17.456916  # [   56.360304] ---[ end trace 68c4bcfb3b2027cd ]---

 4776 00:34:17.459827  # [   56.365781] RIP: 0010:lkdtm_BUG+0x5/0x10

 4777 00:34:17.483257  # [   56.370474] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4778 00:34:17.486211  # [   56.391825] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4779 00:34:17.496450  # [   56.397971] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4780 00:34:17.502931  # [   56.406264] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4781 00:34:17.512876  # [   56.414562] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4782 00:34:17.519432  # [   56.422858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4783 00:34:17.529127  # [   56.431157] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4784 00:34:17.539297  # [   56.439455] FS:  00007f5b40565580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 4785 00:34:17.545648  # [   56.448824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4786 00:34:17.551975  # [   56.455557] CR2: ffffffffa14f8940 CR3: 00000001059d2000 CR4: 00000000003506f0

 4787 00:34:17.561835  # [   56.463858] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4788 00:34:17.572237  # [   56.474098] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1718, name: cat

 4789 00:34:17.575487  # [   56.482883] INFO: lockdep is turned off.

 4790 00:34:17.578862  # [   56.487573] irq event stamp: 0

 4791 00:34:17.585218  # [   56.491290] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4792 00:34:17.595549  # [   56.498617] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4793 00:34:17.605491  # [   56.508076] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4794 00:34:17.612155  # [   56.517543] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4795 00:34:17.622093  # [   56.524869] CPU: 0 PID: 1718 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4796 00:34:17.628827  # [   56.533839] Hard<6>[   58.686944] lkdtm: Performing direct entry ACCESS_USERSPACE

 4797 00:34:17.635344  ware name: Google Coral/Coral, BIOS  09/29/2020

 4798 00:34:17.641928  # [   56.540770<6>[   58.696659] lkdtm: attempting bad read at 00007f795fc24000

 4799 00:34:17.645611  ] Call Trace:

 4800 00:34:17.648484  # [   56.543815]  dump_stack+0x77/0x9b

 4801 00:34:17.658744  # [   56.<1>[   58.708999] BUG: unable to handle page fault for address: 00007f795fc24000

 4802 00:34:17.661752  <1>[   58.723162] #PF: supervisor read access in kernel mode

 4803 00:34:17.668329  <1>[   58.729218] #PF: error_code(0x0001) - permissions violation

 4804 00:34:17.678751  <6>[   58.735760] PGD 8000000103725067 P4D 8000000103725067 PUD 103a8d067 PMD 105beb067 PTE 10a222067

 4805 00:34:17.684766  <4>[   58.745832] Oops: 0001 [#12] SMP PTI

 4806 00:34:17.690999  <4>[   58.750129] CPU: 3 PID: 1828 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4807 00:34:17.701351  <4>[   58.759104] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4808 00:34:17.708356  <4>[   58.766043] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4809 00:34:17.728061  <4>[   58.772589] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 d0 39 98 a1 e8 25 d8 fb ff 48 c7 c7 f8 39 98 a1 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 0c d8 fb ff 48 89 ee 48 c7 c7 20 3a 98

 4810 00:34:17.734418  <4>[   58.793942] RSP: 0018:ffffac80423a7e48 EFLAGS: 00010246

 4811 00:34:17.741078  <4>[   58.800088] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4812 00:34:17.751315  <4>[   58.808382] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa19839f8

 4813 00:34:17.757916  <4>[   58.816679] RBP: 00007f795fc24000 R08: 0000000000000000 R09: 0000000000000000

 4814 00:34:17.767618  <4>[   58.824978] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4815 00:34:17.774610  <4>[   58.833277] R13: ffffac80423a7f10 R14: ffffac80423a7f10 R15: ffff8df4c6631000

 4816 00:34:17.784146  <4>[   58.841575] FS:  00007f795fbf5580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4817 00:34:17.791124  <4>[   58.850945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4818 00:34:17.800872  <4>[   58.857683] CR2: 00007f795fc24000 CR3: 0000000105a1c000 CR4: 00000000003506e0

 4819 00:34:17.804345  <4>[   58.865977] Call Trace:

 4820 00:34:17.807606  <4>[   58.869023]  ? __die_body.cold+0x1a/0x1f

 4821 00:34:17.810628  <4>[   58.873722]  ? no_context+0x177/0x380

 4822 00:34:17.817597  <4>[   58.878127]  ? exc_page_fault+0x53/0x170

 4823 00:34:17.820845  <4>[   58.882822]  ? asm_exc_page_fault+0x1e/0x30

 4824 00:34:17.827338  <4>[   58.887816]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4825 00:34:17.833920  <4>[   58.893680]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4826 00:34:17.836865  <4>[   58.899543]  direct_entry.cold+0x2c/0x38

 4827 00:34:17.843647  <4>[   58.904244]  full_proxy_write+0x56/0x80

 4828 00:34:17.847087  <4>[   58.908844]  vfs_write+0xea/0x3b0

 4829 00:34:17.850622  <4>[   58.912858]  ksys_write+0x68/0xf0

 4830 00:34:17.856836  <4>[   58.916873]  do_syscall_64+0x33/0x40

 4831 00:34:17.860515  <4>[   58.921179]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4832 00:34:17.866871  <4>[   58.927142] RIP: 0033:0x7f795fb0b473

 4833 00:34:17.886976  <4>[   58.931445] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4834 00:34:17.896814  <4>[   58.952804] RSP: 002b:00007ffd878eb9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4835 00:34:17.903003  <4>[   58.961590] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f795fb0b473

 4836 00:34:17.913522  <4>[   58.969885] RDX: 0000000000000011 RSI: 00007f795f9ff000 RDI: 0000000000000001

 4837 00:34:17.919580  <4>[   58.978174] RBP: 00007f795f9ff000 R08: 00007f795f9fe010 R09: 0000000000000000

 4838 00:34:17.929947  <4>[   58.986470] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4839 00:34:17.936456  <4>[   58.994765] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4840 00:34:17.976403  <4>[   59.003074] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4841 00:34:17.983101  <4>[   59.043326] CR2: 00007f795fc24000

 4842 00:34:17.986021  <4>[   59.047340] ---[ end trace 68c4bcfb3b2027d0 ]---

 4843 00:34:17.992644  <4>[   59.052819] RIP: 0010:lkdtm_BUG+0x5/0x10

 4844 00:34:18.012828  <4>[   59.057514] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4845 00:34:18.019131  <4>[   59.078872] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4846 00:34:18.028784  <4>[   59.085027] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4847 00:34:18.036194  <4>[   59.093326] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4848 00:34:18.045200  <4>[   59.101622] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4849 00:34:18.051899  <4>[   59.109918] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4850 00:34:18.062146  <4>[   59.118213] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4851 00:34:18.069061  <4>[   59.126510] FS:  00007f795fbf5580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 4852 00:34:18.075183  <4>[   59.135880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4853 00:34:18.085014  <4>[   59.142618] CR2: 00007f795fc24000 CR3: 0000000105a1c000 CR4: 00000000003506e0

 4854 00:34:18.088564  547830]  ___might_sleep.cold+0xa6/0xb6

 4855 00:34:18.091401  # [   56.552725]  exit_signals+0x1c/0x300

 4856 00:34:18.098082  # [   56.557029]  do_exit+0xc2/0xab0

 4857 00:34:18.101404  # [   56.560847]  ? ksys_write+0x68/0xf0

 4858 00:34:18.104803  # [   56.565057]  make_task_dead+0x2f/0x30

 4859 00:34:18.111651  # [   56.569460]  rewind_stack_and_make_dead+0x17/0x20

 4860 00:34:18.114605  # [   56.575029] RIP: 0033:0x7f5b4047b473

 4861 00:34:18.134215  # [   56.579335] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4862 00:34:18.144339  # [   56.606913] RSP: 002b:00007ffe14af93e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4863 00:34:18.154330  # [   56.615696] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f5b4047b473

 4864 00:34:18.161356  # [   56.623987] RDX: 000000000000000c RSI: 00007f5b4036f000 RDI: 0000000000000001

 4865 00:34:18.167857  # [   56.632276] RBP: 00007f5b4036f000 R08: 00007f5b4036e010 R09: 0000000000000000

 4866 00:34:18.177615  # [   56.640565] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4867 00:34:18.184472  # [   56.648861] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4868 00:34:18.191012  # EXEC_RODATA: saw 'call trace:': ok

 4869 00:34:18.193992  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 4870 00:34:18.197376  # selftests: lkdtm: EXEC_USERSPACE.sh

 4871 00:34:18.197883  # Killed

 4872 00:34:18.204058  # [   57.015630] lkdtm: Performing direct entry EXEC_USERSPACE

 4873 00:34:18.210794  # [   57.025350] lkdtm: attempting ok execution at ffffffffa037c110

 4874 00:34:18.217448  # [   57.032234] lkdtm: attempting bad execution at 00007fe16ca28000

 4875 00:34:18.223295  # [   57.045395] unable to execute userspace code (SMEP?) (uid: 0)

 4876 00:34:18.233630  # [   57.058332] BUG: unable to handle page fault for address: 00007fe16ca28000

 4877 00:34:18.240721  # [   57.066339] #PF: supervisor instruction fetch in kernel mode

 4878 00:34:18.243996  # [   57.072980] #PF: error_code(0x0011) - permissions violation

 4879 00:34:18.257108  # [   57.079525] PGD 800000010597c067 P4D 800000010597c067 PUD 103c2f067 PMD 103c2e067 PTE 10dbc5067

 4880 00:34:18.260386  # [   57.089594] Oops: 0011 [#10] SMP PTI

 4881 00:34:18.267145  # [   57.093900] CPU: 1 PID: 1755 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4882 00:34:18.276510  # [   57.102877] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4883 00:34:18.279763  # [   57.109810] RIP: 0010:0x7fe16ca28000

 4884 00:34:18.286668  # [   57.114099] Code: Unable to access opcode bytes at RIP 0x7fe16ca27fd6.

 4885 00:34:18.293235  # [   57.121713] RSP: 0018:ffffac8042277e50 EFLAGS: 00010246

 4886 00:34:18.299782  # [   57.127858] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4887 00:34:18.309751  # [   57.136156] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 4888 00:34:18.316148  # [   57.144450] RBP: 00007fe16ca28000 R08: 0000000000000000 R09: 0000000000000000

 4889 00:34:18.326266  # [   57.152746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4890 00:34:18.332973  # [   57.161041] R13: ffffac8042277f10 R14: ffffac8042277f10 R15: ffff8df4c325f000

 4891 00:34:18.343039  # [   57.169343] FS:  00007fe16c9f9580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4892 00:34:18.349541  # [   57.178716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4893 00:34:18.359103  # [   57.185448] CR2: 00007fe16ca28000 CR3: 000000010621c000 CR4: 00000000003506e0

 4894 00:34:18.359525  # [   57.193740] Call Trace:

 4895 00:34:18.366151  # [   57.196792]  ? __die_body.cold+0x1a/0x1f

 4896 00:34:18.369185  # [   57.201493]  ? no_context+0x177/0x380

 4897 00:34:18.375568  # [   57.205899]  ? exc_page_fault+0x53/0x170

 4898 00:34:18.379284  # [   57.210592]  ? asm_exc_page_fault+0x1e/0x30

 4899 00:34:18.385515  # [   57.215581]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4900 00:34:18.389230  # [   57.221249]  ? direct_entry.cold+0x2c/0x38

 4901 00:34:18.395920  # [   57.226141]  ? full_proxy_write+0x56/0x80

 4902 00:34:18.399076  # [   57.230931]  ? vfs_write+0xea/0x3b0

 4903 00:34:18.402207  # [   57.235137]  ? ksys_write+0x68/0xf0

 4904 00:34:18.405543  # [   57.239346]  ? do_syscall_64+0x33/0x40

 4905 00:34:18.412159  # [   57.243839]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4906 00:34:18.451337  # [   57.249999] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4907 00:34:18.454605  # [   57.296455] CR2: 00007fe16ca28000

 4908 00:34:18.461776  # [   57.300462] ---[ end trace 68c4bcfb3b2027ce ]---

 4909 00:34:18.471962  # [   57.305928] RIP: 0010:lkdtm_BU<6>[   59.526441] lkdtm: Performing direct entry ACCESS_NULL

 4910 00:34:18.478165  <6>[   59.537494] lkdtm: attempting bad read at 0000000000000000

 4911 00:34:18.484949  <1>[   59.543974] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4912 00:34:18.491206  <1>[   59.552080] #PF: supervisor read access in kernel mode

 4913 00:34:18.494849  G+0x5/0x10

 4914 00:34:18.504732  # [   57.310613] Code: 89 ff e8 be d5 79 ff 48 c7 c0<1>[   59.558133] #PF: error_code(0x0000) - not-present page

 4915 00:34:18.507804  <6>[   59.570420] PGD 0 P4D 0 

 4916 00:34:18.510947  <4>[   59.573559] Oops: 0000 [#13] SMP PTI

 4917 00:34:18.520874  <4>[   59.577864] CPU: 2 PID: 1864 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4918 00:34:18.527523  <4>[   59.586845] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4919 00:34:18.534679  <4>[   59.593786] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4920 00:34:18.554267  <4>[   59.599355] Code: c9 d7 fb ff be 00 10 00 00 48 89 ef e8 f8 6c 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 39 98 a1 e8 a3 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 39 98 a1 48 01

 4921 00:34:18.567297   ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 <4>[   59.620717] RSP: 0018:ffffac8042427e58 EFLAGS: 00010246

 4922 00:34:18.573964  <4>[   59.633092] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4923 00:34:18.584123  <4>[   59.641391] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 4924 00:34:18.590843  <4>[   59.649685] RBP: ffffffffa1982ac1 R08: 0000000000000000 R09: 0000000000000000

 4925 00:34:18.601023  <4>[   59.657984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4926 00:34:18.607654  <4>[   59.666279] R13: ffffac8042427f10 R14: ffffac8042427f10 R15: ffff8df4c3257000

 4927 00:34:18.617524  <4>[   59.674575] FS:  00007f29d99d8580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4928 00:34:18.623786  <4>[   59.683946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4929 00:34:18.633335  <4>[   59.690683] CR2: 0000000000000000 CR3: 00000001056f6000 CR4: 00000000003506e0

 4930 00:34:18.637129  <4>[   59.698981] Call Trace:

 4931 00:34:18.640632  <4>[   59.702032]  ? __die_body.cold+0x1a/0x1f

 4932 00:34:18.646878  <4>[   59.706732]  ? no_context+0x177/0x380

 4933 00:34:18.650238  <4>[   59.711138]  ? exc_page_fault+0x53/0x170

 4934 00:34:18.653761  <4>[   59.715834]  ? asm_exc_page_fault+0x1e/0x30

 4935 00:34:18.659815  <4>[   59.720829]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4936 00:34:18.663779  <4>[   59.725720]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4937 00:34:18.669856  <4>[   59.730607]  direct_entry.cold+0x2c/0x38

 4938 00:34:18.673315  <4>[   59.735305]  full_proxy_write+0x56/0x80

 4939 00:34:18.676909  <4>[   59.739908]  vfs_write+0xea/0x3b0

 4940 00:34:18.683128  <4>[   59.743922]  ksys_write+0x68/0xf0

 4941 00:34:18.686919  <4>[   59.747937]  do_syscall_64+0x33/0x40

 4942 00:34:18.692970  <4>[   59.752240]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4943 00:34:18.702860  f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00<4>[   59.758194] RIP: 0033:0x7f29d98ee473

 4944 00:34:18.722990  <4>[   59.768729] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4945 00:34:18.733126  <4>[   59.790086] RSP: 002b:00007ffc621457f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4946 00:34:18.742612  <4>[   59.798875] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f29d98ee473

 4947 00:34:18.749729  <4>[   59.807175] RDX: 000000000000000c RSI: 00007f29d97e2000 RDI: 0000000000000001

 4948 00:34:18.759355  <4>[   59.815475] RBP: 00007f29d97e2000 R08: 00007f29d97e1010 R09: 0000000000000000

 4949 00:34:18.765788  <4>[   59.823771] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4950 00:34:18.775533  <4>[   59.832068] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4951 00:34:18.779027   00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4952 00:34:18.822173  # [   57.331925] RSP: 0018<4>[   59.840374] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4953 00:34:18.825522  <4>[   59.886798] CR2: 0000000000000000

 4954 00:34:18.831683  <4>[   59.890810] ---[ end trace 68c4bcfb3b2027d1 ]---

 4955 00:34:18.835035  <4>[   59.896282] RIP: 0010:lkdtm_BUG+0x5/0x10

 4956 00:34:18.854894  <4>[   59.900960] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4957 00:34:18.861453  <4>[   59.922318] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 4958 00:34:18.871581  <4>[   59.928474] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4959 00:34:18.878240  <4>[   59.936770] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4960 00:34:18.888445  <4>[   59.945066] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4961 00:34:18.894631  <4>[   59.953362] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4962 00:34:18.904658  <4>[   59.961658] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4963 00:34:18.915063  <4>[   59.969955] FS:  00007f29d99d8580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 4964 00:34:18.921337  <4>[   59.979325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4965 00:34:18.927882  <4>[   59.986057] CR2: 0000000000000000 CR3: 00000001056f6000 CR4: 00000000003506e0

 4966 00:34:18.937799  <3>[   59.994356] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4967 00:34:18.947738  <3>[   60.004599] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1864, name: cat

 4968 00:34:18.951312  <4>[   60.013381] INFO: lockdep is turned off.

 4969 00:34:18.957688  <4>[   60.018067] irq event stamp: 0

 4970 00:34:18.963876  <4>[   60.021785] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4971 00:34:18.974044  <4>[   60.029109] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4972 00:34:18.981143  <4>[   60.038564] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 4973 00:34:18.990471  <4>[   60.048028] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4974 00:34:18.997291  <4>[   60.055352] CPU: 2 PID: 1864 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4975 00:34:19.000869  :ffffac80411f7e60 EFLAGS: 00010282

 4976 00:34:19.010896  # [   57.338066] RAX: ffffff<4>[   60.064321] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4977 00:34:19.013956  <4>[   60.077492] Call Trace:

 4978 00:34:19.017308  <4>[   60.080530]  dump_stack+0x77/0x9b

 4979 00:34:19.024040  <4>[   60.084543]  ___might_sleep.cold+0xa6/0xb6

 4980 00:34:19.026985  <4>[   60.089431]  exit_signals+0x1c/0x300

 4981 00:34:19.030031  <4>[   60.093736]  do_exit+0xc2/0xab0

 4982 00:34:19.037125  <4>[   60.097545]  ? ksys_write+0x68/0xf0

 4983 00:34:19.040245  <4>[   60.101752]  make_task_dead+0x2f/0x30

 4984 00:34:19.047346  <4>[   60.106154]  rewind_stack_and_make_dead+0x17/0x20

 4985 00:34:19.050561  <4>[   60.111718] RIP: 0033:0x7f29d98ee473

 4986 00:34:19.070086  <4>[   60.116013] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4987 00:34:19.080152  <4>[   60.137371] RSP: 002b:00007ffc621457f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4988 00:34:19.089816  <4>[   60.146157] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f29d98ee473

 4989 00:34:19.096698  <4>[   60.154435] RDX: 000000000000000c RSI: 00007f29d97e2000 RDI: 0000000000000001

 4990 00:34:19.106326  <4>[   60.162728] RBP: 00007f29d97e2000 R08: 00007f29d97e1010 R09: 0000000000000000

 4991 00:34:19.113362  <4>[   60.171025] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4992 00:34:19.122845  <4>[   60.179318] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4993 00:34:19.126394  ffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4994 00:34:19.136083  # [   57.346348] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 4995 00:34:19.143062  # [   57.354631] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 4996 00:34:19.153160  # [   57.362918] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4997 00:34:19.159439  # [   57.371206] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 4998 00:34:19.169458  # [   57.379495] FS:  00007fe16c9f9580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 4999 00:34:19.176468  # [   57.388860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5000 00:34:19.182987  # [   57.395598] CR2: 00007fe16ca28000 CR3: 000000010621c000 CR4: 00000000003506e0

 5001 00:34:19.189647  # EXEC_USERSPACE: saw 'call trace:': ok

 5002 00:34:19.192325  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 5003 00:34:19.195979  # selftests: lkdtm: EXEC_NULL.sh

 5004 00:34:19.196443  # Killed

 5005 00:34:19.202503  # [   57.713400] lkdtm: Performing direct entry EXEC_NULL

 5006 00:34:19.209360  # [   57.721727] lkdtm: attempting ok execution at ffffffffa037c110

 5007 00:34:19.215547  # [   57.728602] lkdtm: attempting bad execution at 0000000000000000

 5008 00:34:19.222179  # [   57.735571] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5009 00:34:19.229187  # [   57.743672] #PF: supervisor instruction fetch in kernel mode

 5010 00:34:19.235511  # [   57.750309] #PF: error_code(0x0010) - not-present page

 5011 00:34:19.239017  # [   57.756363] PGD 0 P4D 0 

 5012 00:34:19.242205  # [   57.759507] Oops: 0010 [#11] SMP PTI

 5013 00:34:19.252493  # [   57.763807] CPU: 1 PID: 1792 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5014 00:34:19.259241  # [   57.772784] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5015 00:34:19.262219  # [   57.779722] RIP: 0010:0x0

 5016 00:34:19.268933  # [   57.782956] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5017 00:34:19.275865  # [   57.790961] RSP: 0018:ffffac8042307e48 EFLAGS: 00010246

 5018 00:34:19.285422  # [   57.797116] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5019 00:34:19.291996  # [   57.805412] RDX: 0000000000000000 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 5020 00:34:19.301720  # [   57.813707] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5021 00:34:19.308608  # [   57.821993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5022 00:34:19.318907  # [   57.830282] R13: ffffac8042307f10 R14: ffffac8042307f10 R15: ffff8df4c6178000

 5023 00:34:19.324846  # [   57.838578] FS:  00007f9b81c31580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 5024 00:34:19.331650  # [   57.847941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5025 00:34:19.341719  # [   57.854675] CR2: ffffffffffffffd6 CR3: 0000000102702000 CR4: 00000000003506e0

 5026 00:34:19.345222  # [   57.862964] Call Trace:

 5027 00:34:19.348371  # [   57.866009]  ? __die_body.cold+0x1a/0x1f

 5028 00:34:19.351741  # [   57.870702]  ? no_context+0x177/0x380

 5029 00:34:19.358152  # [   57.875106]  ? exc_page_fault+0x53/0x170

 5030 00:34:19.361614  # [   57.879792]  ? asm_exc_page_fault+0x1e/0x30

 5031 00:34:19.367950  # [   57.884783]  execute_location+0x48/0x56

 5032 00:34:19.371517  # [   57.889377]  direct_entry.cold+0x2c/0x38

 5033 00:34:19.374766  # [   57.894077]  full_proxy_write+0x56/0x80

 5034 00:34:19.381450  # [   57.904892]  vfs_write+0xea/0x3b0

 5035 00:34:19.384532  # [   57.908903]  ksys_write+0x68/0xf0

 5036 00:34:19.387722  # [   57.912908]  do_syscall_64+0x33/0x40

 5037 00:34:19.394362  # [   57.917212]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5038 00:34:19.397686  # [   57.923169] RIP: 0033:0x7f9b81b47473

 5039 00:34:19.417329  # [   57.927468] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5040 00:34:19.427235  # [   57.948821] RSP: 002b:00007ffd90aa4208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5041 00:34:19.437253  # [   57.957599] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9b81b47473

 5042 00:34:19.444006  # [   57.965894] RDX: 000000000000000a RSI: 00007f9b81a3b000 RDI: 0000000000000001

 5043 00:34:19.450952  # [   57.974192] RBP: 00007f9b81a3b000 R08: 00007f9b81a3a010 R09: 0000000000000000

 5044 00:34:19.460534  # [   57.982486] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5045 00:34:19.467080  # [   57.990784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5046 00:34:19.510701  # [   57.999091] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5047 00:34:19.513983  # [   58.045578] CR2: 0000000000000000

 5048 00:34:19.516929  # [   58.049582] ---[ end trace 68c4bcfb3b2027cf ]---

 5049 00:34:19.523799  # [   58.055060] RIP: 0010:lkdtm_BUG+0x5/0x10

 5050 00:34:19.546436  # [   58.059754] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0<6>[   60.599560] lkdtm: Performing direct entry WRITE_RO

 5051 00:34:19.550052  0 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5052 00:34:19.559671  # [   58.081102] RS<6>[   60.611214] lkdtm: attempting bad rodata write at ffffffffa14f8930

 5053 00:34:19.562869  P: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5054 00:34:19.573236  # [   58.087256] RAX:<1>[   60.624716] BUG: unable to handle page fault for address: ffffffffa14f8930

 5055 00:34:19.579736  <1>[   60.638944] #PF: supervisor write access in kernel mode

 5056 00:34:19.586132  <1>[   60.645100] #PF: error_code(0x0003) - permissions violation

 5057 00:34:19.593025  <6>[   60.651639] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 8000000132e001e1 

 5058 00:34:19.599551  <4>[   60.659760] Oops: 0003 [#14] SMP PTI

 5059 00:34:19.605922  <4>[   60.664066] CPU: 0 PID: 1900 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5060 00:34:19.612758  <4>[   60.673046] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5061 00:34:19.619449  <4>[   60.679988] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5062 00:34:19.639106  <4>[   60.685260] Code: 00 48 c7 c7 b0 38 98 a1 48 c7 c6 30 89 4f a1 e8 4d da fb ff 48 8b 05 d2 92 a9 00 ba 34 12 cd ab 48 c7 c7 e0 38 98 a1 48 31 d0 <48> 89 05 bc 92 a9 00 e9 2b da fb ff 0f 1f 44 00 00 48 8b 05 cb bc

 5063 00:34:19.645892  <4>[   60.706598] RSP: 0018:ffffac80424b7e60 EFLAGS: 00010202

 5064 00:34:19.655714  <4>[   60.712753] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5065 00:34:19.662254  <4>[   60.721048] RDX: 00000000abcd1234 RSI: ffff8df53bc1bf50 RDI: ffffffffa19838e0

 5066 00:34:19.672121  <4>[   60.729344] RBP: ffffffffa1982acd R08: 0000000000000000 R09: 0000000000000000

 5067 00:34:19.679017  <4>[   60.737642] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5068 00:34:19.688942  <4>[   60.745934] R13: ffffac80424b7f10 R14: ffffac80424b7f10 R15: ffff8df4c605f000

 5069 00:34:19.698781  <4>[   60.754229] FS:  00007f266be06580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 5070 00:34:19.705516  <4>[   60.763593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5071 00:34:19.712234  <4>[   60.770322] CR2: ffffffffa14f8930 CR3: 000000010296e000 CR4: 00000000003506f0

 5072 00:34:19.718522   ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5073 00:34:19.722012  #<4>[   60.778617] Call Trace:

 5074 00:34:19.725557  <4>[   60.787899]  ? __die_body.cold+0x1a/0x1f

 5075 00:34:19.731601  <4>[   60.792601]  ? no_context+0x177/0x380

 5076 00:34:19.734877  <4>[   60.797007]  ? exc_page_fault+0xd7/0x170

 5077 00:34:19.741579  <4>[   60.801702]  ? asm_exc_page_fault+0x1e/0x30

 5078 00:34:19.745160  <4>[   60.806695]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5079 00:34:19.751385  <4>[   60.811291]  direct_entry.cold+0x2c/0x38

 5080 00:34:19.755082  <4>[   60.815989]  full_proxy_write+0x56/0x80

 5081 00:34:19.758016  <4>[   60.820589]  vfs_write+0xea/0x3b0

 5082 00:34:19.761597  <4>[   60.824605]  ksys_write+0x68/0xf0

 5083 00:34:19.768109  <4>[   60.828622]  do_syscall_64+0x33/0x40

 5084 00:34:19.774719  <4>[   60.832926]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5085 00:34:19.778419  <4>[   60.838887] RIP: 0033:0x7f266bd1c473

 5086 00:34:19.798104  <4>[   60.843191] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5087 00:34:19.807883  <4>[   60.864518] RSP: 002b:00007ffcac34b578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5088 00:34:19.814370  <4>[   60.873304] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f266bd1c473

 5089 00:34:19.824319  <4>[   60.881598] RDX: 0000000000000009 RSI: 00007f266bc10000 RDI: 0000000000000001

 5090 00:34:19.830973  <4>[   60.889893] RBP: 00007f266bc10000 R08: 00007f266bc0f010 R09: 0000000000000000

 5091 00:34:19.841026  <4>[   60.898190] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5092 00:34:19.847834  <4>[   60.906486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5093 00:34:19.897103   [   58.095554] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI:<4>[   60.914794] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5094 00:34:19.900463  <4>[   60.961232] CR2: ffffffffa14f8930

 5095 00:34:19.903928  <4>[   60.965245] ---[ end trace 68c4bcfb3b2027d2 ]---

 5096 00:34:19.909942  <4>[   60.970710] RIP: 0010:lkdtm_BUG+0x5/0x10

 5097 00:34:19.930106  <4>[   60.975402] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5098 00:34:19.936390  <4>[   60.996748] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5099 00:34:19.946274  <4>[   61.002896] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5100 00:34:19.953063  <4>[   61.011186] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5101 00:34:19.963288  <4>[   61.019477] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5102 00:34:19.969831  <4>[   61.027772] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5103 00:34:19.979737  <4>[   61.036063] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5104 00:34:19.986077  <4>[   61.044362] FS:  00007f266be06580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 5105 00:34:19.996268  <4>[   61.053714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5106 00:34:20.003013  <4>[   61.060444] CR2: ffffffffa14f8930 CR3: 000000010296e000 CR4: 00000000003506f0

 5107 00:34:20.013039  <3>[   61.068738] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5108 00:34:20.022900  <3>[   61.078980] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1900, name: cat

 5109 00:34:20.026473  <4>[   61.087763] INFO: lockdep is turned off.

 5110 00:34:20.029462  <4>[   61.092450] irq event stamp: 0

 5111 00:34:20.039584  <4>[   61.096164] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5112 00:34:20.040153   ffffffffa14f84b0

 5113 00:34:20.052872  # [   58.103850] RBP: ffffffffa19e8c28 R08: 0<4>[   61.103489] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5114 00:34:20.062756  <4>[   61.119188] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5115 00:34:20.069136  <4>[   61.128659] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5116 00:34:20.079122  <4>[   61.135983] CPU: 0 PID: 1900 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5117 00:34:20.085615  <4>[   61.144962] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5118 00:34:20.088790  <4>[   61.151894] Call Trace:

 5119 00:34:20.092313  <4>[   61.154936]  dump_stack+0x77/0x9b

 5120 00:34:20.099098  <4>[   61.158954]  ___might_sleep.cold+0xa6/0xb6

 5121 00:34:20.101983  <4>[   61.163846]  exit_signals+0x1c/0x300

 5122 00:34:20.105616  <4>[   61.168150]  do_exit+0xc2/0xab0

 5123 00:34:20.108827  <4>[   61.171968]  ? ksys_write+0x68/0xf0

 5124 00:34:20.115486  <4>[   61.176167]  make_task_dead+0x2f/0x30

 5125 00:34:20.122218  <4>[   61.180571]  rewind_stack_and_make_dead+0x17/0x20

 5126 00:34:20.125521  <4>[   61.186140] RIP: 0033:0x7f266bd1c473

 5127 00:34:20.144877  <4>[   61.190442] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5128 00:34:20.155177  <4>[   61.211791] RSP: 002b:00007ffcac34b578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5129 00:34:20.161937  <4>[   61.220578] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f266bd1c473

 5130 00:34:20.171868  <4>[   61.228872] RDX: 0000000000000009 RSI: 00007f266bc10000 RDI: 0000000000000001

 5131 00:34:20.178244  <4>[   61.237171] RBP: 00007f266bc10000 R08: 00007f266bc0f010 R09: 0000000000000000

 5132 00:34:20.188423  <4>[   61.245468] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5133 00:34:20.197996  <4>[   61.253767] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5134 00:34:20.200927  000000000000001 R09: 0000000000000001

 5135 00:34:20.207993  # [   58.112144] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5136 00:34:20.217509  # [   58.120441] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5137 00:34:20.224457  # [   58.128738] FS:  00007f9b81c31580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 5138 00:34:20.230866  # [   58.138109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5139 00:34:20.240692  # [   58.144844] CR2: ffffffffffffffd6 CR3: 0000000102702000 CR4: 00000000003506e0

 5140 00:34:20.250625  # [   58.153147] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5141 00:34:20.260620  # [   58.163395] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1792, name: cat

 5142 00:34:20.263783  # [   58.172179] INFO: lockdep is turned off.

 5143 00:34:20.267107  # [   58.176869] irq event stamp: 0

 5144 00:34:20.273893  # [   58.180582] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5145 00:34:20.283768  # [   58.187904] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5146 00:34:20.293581  # [   58.197372] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5147 00:34:20.300942  # [   58.206832] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5148 00:34:20.310767  # [   58.214158] CPU: 1 PID: 1792 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5149 00:34:20.317350  # [   58.223137] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5150 00:34:20.320247  # [   58.230068] Call Trace:

 5151 00:34:20.323777  # [   58.233109]  dump_stack+0x77/0x9b

 5152 00:34:20.327174  # [   58.237125]  ___might_sleep.cold+0xa6/0xb6

 5153 00:34:20.333357  # [   58.242016]  exit_signals+0x1c/0x300

 5154 00:34:20.336738  # [   58.246320]  do_exit+0xc2/0xab0

 5155 00:34:20.340239  # [   58.250137]  ? ksys_write+0x68/0xf0

 5156 00:34:20.343128  # [   58.254336]  make_task_dead+0x2f/0x30

 5157 00:34:20.350170  # [   58.258741]  rewind_stack_and_make_dead+0x17/0x20

 5158 00:34:20.353401  # [   58.264311] RIP: 0033:0x7f9b81b47473

 5159 00:34:20.376205  # [   58.268613] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5160 00:34:20.383202  # [   58.289971] RSP: 002b:00007ffd90aa4208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5161 00:34:20.392832  # [   58.298759] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9b81b47473

 5162 00:34:20.399530  # [   58.307057] RDX: 000000000000000a RSI: 00007f9b81a3b000 RDI: 0000000000000001

 5163 00:34:20.409597  # [   58.315352] RBP: 00007f9b81a3b000 R08: 00007f9b81a3a010 R09: 0000000000000000

 5164 00:34:20.416390  # [   58.323649] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5165 00:34:20.426189  # [   58.331944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5166 00:34:20.429250  # EXEC_NULL: saw 'call trace:': ok

 5167 00:34:20.432511  ok 36 selftests: lkdtm: EXEC_NULL.sh

 5168 00:34:20.435987  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5169 00:34:20.436450  # Killed

 5170 00:34:20.442687  # [   58.686944] lkdtm: Performing direct entry ACCESS_USERSPACE

 5171 00:34:20.449450  # [   58.696659] lkdtm: attempting bad read at 00007f795fc24000

 5172 00:34:20.458952  # [   58.708999] BUG: unable to handle page fault for address: 00007f795fc24000

 5173 00:34:20.462676  # [   58.723162] #PF: supervisor read access in kernel mode

 5174 00:34:20.468877  # [   58.729218] #PF: error_code(0x0001) - permissions violation

 5175 00:34:20.478860  # [   58.735760] PGD 8000000103725067 P4D 8000000103725067 PUD 103a8d067 PMD 105beb067 PTE 10a222067

 5176 00:34:20.485578  # [   58.745832] Oops: 0001 [#12] SMP PTI

 5177 00:34:20.492533  # [   58.750129] CPU: 3 PID: 1828 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5178 00:34:20.498793  # [   58.759104] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5179 00:34:20.505537  # [   58.766043] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5180 00:34:20.529023  # [   58.772589] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 d0 39 98 a1 e8 25 d8 fb ff 48 c7 c7 f8 39 98 a1 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 0c d8 fb ff 48 89 ee 48 c7 c7 20 3a 98

 5181 00:34:20.531934  # [   58.793942] RSP: 0018:ffffac80423a7e48 EFLAGS: 00010246

 5182 00:34:20.542070  # [   58.800088] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 5183 00:34:20.548475  # [   58.808382] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa19839f8

 5184 00:34:20.558424  # [   58.816679] RBP: 00007f795fc24000 R08: 0000000000000000 R09: 0000000000000000

 5185 00:34:20.571669  # [   58.824978] R10: 00000000ffffe000 R11: 3fffffffffffffff R12<6>[   61.627470] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5186 00:34:20.578600  <6>[   61.637015] lkdtm: attempting bad ro_after_init write at ffffffffa1a0b350

 5187 00:34:20.588216  <1>[   61.644957] BUG: unable to handle page fault for address: ffffffffa1a0b350

 5188 00:34:20.594460  <1>[   61.652965] #PF: supervisor write access in kernel mode

 5189 00:34:20.601450  <1>[   61.659119] #PF: error_code(0x0003) - permissions violation

 5190 00:34:20.601976  : 0000000000000011

 5191 00:34:20.614658  # [   58.833277] R13: ffffac80423a7f10 R14: <6>[   61.665661] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 10005e163 PTE 800000013340b061

 5192 00:34:20.621141  <4>[   61.681278] Oops: 0003 [#15] SMP PTI

 5193 00:34:20.627892  <4>[   61.685585] CPU: 2 PID: 1936 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5194 00:34:20.630797  ffffac80423a7f10 R15: ffff8df4c6631000

 5195 00:34:20.640725  # [   58.841575] FS:  00<4>[   61.694559] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5196 00:34:20.647740  <4>[   61.707731] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5197 00:34:20.670567  <4>[   61.714082] Code: 39 98 a1 e9 ff d9 fb ff 48 c7 c7 38 39 98 a1 e8 f3 d9 fb ff 48 8b 05 98 bc fa 00 ba 34 12 cd ab 48 c7 c7 e0 38 98 a1 48 31 d0 <48> 89 05 82 bc fa 00 e9 d1 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5198 00:34:20.677603  <4>[   61.735430] RSP: 0018:ffffac804254fe60 EFLAGS: 00010202

 5199 00:34:20.683910  <4>[   61.741588] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5200 00:34:20.694407  <4>[   61.749881] RDX: 00000000abcd1234 RSI: ffff8df53bd1bf50 RDI: ffffffffa19838e0

 5201 00:34:20.700546  <4>[   61.758178] RBP: ffffffffa1982ad6 R08: 0000000000000000 R09: 0000000000000000

 5202 00:34:20.710454  <4>[   61.766477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5203 00:34:20.716901  <4>[   61.774774] R13: ffffac804254ff10 R14: ffffac804254ff10 R15: ffff8df4c2926000

 5204 00:34:20.727013  <4>[   61.783070] FS:  00007fdb2d661580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5205 00:34:20.733554  <4>[   61.792437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5206 00:34:20.743504  <4>[   61.799174] CR2: ffffffffa1a0b350 CR3: 000000010597c000 CR4: 00000000003506e0

 5207 00:34:20.744038  <4>[   61.807472] Call Trace:

 5208 00:34:20.750090  <4>[   61.810520]  ? __die_body.cold+0x1a/0x1f

 5209 00:34:20.753115  <4>[   61.815218]  ? no_context+0x177/0x380

 5210 00:34:20.759775  <4>[   61.819620]  ? exc_page_fault+0xd7/0x170

 5211 00:34:20.763088  <4>[   61.824313]  ? asm_exc_page_fault+0x1e/0x30

 5212 00:34:20.769900  <4>[   61.829301]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5213 00:34:20.772917  <4>[   61.834965]  direct_entry.cold+0x2c/0x38

 5214 00:34:20.779742  <4>[   61.839663]  full_proxy_write+0x56/0x80

 5215 00:34:20.782698  <4>[   61.844263]  vfs_write+0xea/0x3b0

 5216 00:34:20.786005  <4>[   61.848276]  ksys_write+0x68/0xf0

 5217 00:34:20.789258  <4>[   61.852293]  do_syscall_64+0x33/0x40

 5218 00:34:20.796266  <4>[   61.856597]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5219 00:34:20.802396  <4>[   61.862561] RIP: 0033:0x7fdb2d577473

 5220 00:34:20.822800  <4>[   61.866866] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5221 00:34:20.832179  <4>[   61.888225] RSP: 002b:00007ffcb85ff498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5222 00:34:20.839619  <4>[   61.897013] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fdb2d577473

 5223 00:34:20.848663  <4>[   61.905309] RDX: 0000000000000014 RSI: 00007fdb2d46b000 RDI: 0000000000000001

 5224 00:34:20.855821  <4>[   61.913602] RBP: 00007fdb2d46b000 R08: 00007fdb2d46a010 R09: 0000000000000000

 5225 00:34:20.865822  <4>[   61.921901] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5226 00:34:20.871861  <4>[   61.930195] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5227 00:34:20.918048  007f795fbf5580(0000) GS:ffff8df53bd80000(0000) knlGS:00000000000<4>[   61.938504] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5228 00:34:20.921828  <4>[   61.984974] CR2: ffffffffa1a0b350

 5229 00:34:20.928330  <4>[   61.988989] ---[ end trace 68c4bcfb3b2027d3 ]---

 5230 00:34:20.934907  <4>[   61.994466] RIP: 0010:lkdtm_BUG+0x5/0x10

 5231 00:34:20.954342  <4>[   61.999154] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5232 00:34:20.961283  <4>[   62.020500] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5233 00:34:20.967587  <4>[   62.026654] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5234 00:34:20.977986  <4>[   62.034952] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5235 00:34:20.984114  <4>[   62.043248] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5236 00:34:20.994077  <4>[   62.051535] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5237 00:34:21.000858  <4>[   62.059826] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5238 00:34:21.010893  <4>[   62.068122] FS:  00007fdb2d661580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5239 00:34:21.017366  <4>[   62.077493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5240 00:34:21.026758  <4>[   62.084226] CR2: ffffffffa1a0b350 CR3: 000000010597c000 CR4: 00000000003506e0

 5241 00:34:21.036566  <3>[   62.092516] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5242 00:34:21.046956  <3>[   62.102748] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1936, name: cat

 5243 00:34:21.050139  <4>[   62.111528] INFO: lockdep is turned off.

 5244 00:34:21.053079  <4>[   62.116216] irq event stamp: 0

 5245 00:34:21.059802  <4>[   62.119928] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5246 00:34:21.070168  <4>[   62.127249] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5247 00:34:21.079834  <4>[   62.136715] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5248 00:34:21.086548  <4>[   62.146182] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5249 00:34:21.096142  <4>[   62.153503] CPU: 2 PID: 1936 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5250 00:34:21.102756  <4>[   62.162473] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5251 00:34:21.106305  <4>[   62.169405] Call Trace:

 5252 00:34:21.109384  <4>[   62.172446]  dump_stack+0x77/0x9b

 5253 00:34:21.116212  <4>[   62.176462]  ___might_sleep.cold+0xa6/0xb6

 5254 00:34:21.116296  00000

 5255 00:34:21.125921  # [   58.850945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000<4>[   62.181354]  exit_signals+0x1c/0x300

 5256 00:34:21.129150  <4>[   62.191899]  do_exit+0xc2/0xab0

 5257 00:34:21.132666  <4>[   62.195718]  ? ksys_write+0x68/0xf0

 5258 00:34:21.139194  <4>[   62.199926]  make_task_dead+0x2f/0x30

 5259 00:34:21.142427  <4>[   62.204327]  rewind_stack_and_make_dead+0x17/0x20

 5260 00:34:21.149128  <4>[   62.209896] RIP: 0033:0x7fdb2d577473

 5261 00:34:21.168683  <4>[   62.214198] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5262 00:34:21.179006  <4>[   62.235548] RSP: 002b:00007ffcb85ff498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5263 00:34:21.185508  <4>[   62.244335] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fdb2d577473

 5264 00:34:21.195238  <4>[   62.252634] RDX: 0000000000000014 RSI: 00007fdb2d46b000 RDI: 0000000000000001

 5265 00:34:21.201992  <4>[   62.260927] RBP: 00007fdb2d46b000 R08: 00007fdb2d46a010 R09: 0000000000000000

 5266 00:34:21.211735  <4>[   62.269219] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5267 00:34:21.218446  <4>[   62.277515] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5268 00:34:21.221488  080050033

 5269 00:34:21.228188  # [   58.857683] CR2: 00007f795fc24000 CR3: 0000000105a1c000 CR4: 00000000003506e0

 5270 00:34:21.231866  # [   58.865977] Call Trace:

 5271 00:34:21.234992  # [   58.869023]  ? __die_body.cold+0x1a/0x1f

 5272 00:34:21.241298  # [   58.873722]  ? no_context+0x177/0x380

 5273 00:34:21.245301  # [   58.878127]  ? exc_page_fault+0x53/0x170

 5274 00:34:21.251278  # [   58.882822]  ? asm_exc_page_fault+0x1e/0x30

 5275 00:34:21.254617  # [   58.887816]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5276 00:34:21.261593  # [   58.893680]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 5277 00:34:21.264809  # [   58.899543]  direct_entry.cold+0x2c/0x38

 5278 00:34:21.271075  # [   58.904244]  full_proxy_write+0x56/0x80

 5279 00:34:21.274626  # [   58.908844]  vfs_write+0xea/0x3b0

 5280 00:34:21.277766  # [   58.912858]  ksys_write+0x68/0xf0

 5281 00:34:21.280940  # [   58.916873]  do_syscall_64+0x33/0x40

 5282 00:34:21.287683  # [   58.921179]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5283 00:34:21.290865  # [   58.927142] RIP: 0033:0x7f795fb0b473

 5284 00:34:21.314283  # [   58.931445] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5285 00:34:21.324635  # [   58.952804] RSP: 002b:00007ffd878eb9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5286 00:34:21.330901  # [   58.961590] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f795fb0b473

 5287 00:34:21.337534  # [   58.969885] RDX: 0000000000000011 RSI: 00007f795f9ff000 RDI: 0000000000000001

 5288 00:34:21.347455  # [   58.978174] RBP: 00007f795f9ff000 R08: 00007f795f9fe010 R09: 0000000000000000

 5289 00:34:21.354130  # [   58.986470] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5290 00:34:21.364201  # [   58.994765] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5291 00:34:21.403830  # [   59.003074] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5292 00:34:21.407024  # [   59.043326] CR2: 00007f795fc24000

 5293 00:34:21.413758  # [   59.047340] ---[ end trace 68c4bcfb3b2027d0 ]---

 5294 00:34:21.416921  # [   59.052819] RIP: 0010:lkdtm_BUG+0x5/0x10

 5295 00:34:21.440216  # [   59.057514] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5296 00:34:21.443681  # [   59.078872] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5297 00:34:21.453714  # [   59.085027] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5298 00:34:21.459966  # [   59.093326] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5299 00:34:21.469800  # [   59.101622] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5300 00:34:21.477184  # [   59.109918] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5301 00:34:21.486630  # [   59.118213] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5302 00:34:21.496628  # [   59.126510] FS:  00007f795fbf5580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5303 00:34:21.503112  # [   59.135880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5304 00:34:21.509784  # [   59.142618] CR2: 00007f795fc24000 CR3: 0000000105a1c000 CR4: 00000000003506e0

 5305 00:34:21.513048  # ACCESS_USERSPACE: saw 'call trace:': ok

 5306 00:34:21.519632  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh

 5307 00:34:21.523184  # selftests: lkdtm: ACCESS_NULL.sh

 5308 00:34:21.523305  # Killed

 5309 00:34:21.529781  # [   59.526441] lkdtm: Performing direct entry ACCESS_NULL

 5310 00:34:21.536293  # [   59.537494] lkdtm: attempting bad read at 0000000000000000

 5311 00:34:21.542789  # [   59.543974] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5312 00:34:21.549216  # [   59.552080] #PF: supervisor read access in kernel mode

 5313 00:34:21.556009  # [   59.558133] #PF: error_code(0x0000) - not-present page

 5314 00:34:21.559113  # [   59.570420] PGD 0 P4D 0 

 5315 00:34:21.562747  # [   59.573559] Oops: 0000 [#13] SMP PTI

 5316 00:34:21.572761  # [   59.577864] CPU: 2 PID: 1864 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5317 00:34:21.582884  # [   59.586845] Hardware name: Google Cor<6>[   62.635286] lkdtm: Performing direct entry WRITE_KERN

 5318 00:34:21.583052  al/Coral, BIOS  09/29/2020

 5319 00:34:21.595634  # [   59.593786] RIP: 0010:lkdtm_ACC<6>[   62.647439] lkdtm: attempting bad 7222472 byte write at ffffffffa0a5f5d8

 5320 00:34:21.595784  ESS_NULL+0x14/0x53

 5321 00:34:21.609189  # [   59.599355] Code: c9 d7 fb ff be 00 10 <1>[   62.661522] BUG: unable to handle page fault for address: ffffffffa0a5f5d8

 5322 00:34:21.615401  <1>[   62.675718] #PF: supervisor write access in kernel mode

 5323 00:34:21.622161  <1>[   62.681869] #PF: error_code(0x0003) - permissions violation

 5324 00:34:21.628778  <6>[   62.688413] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 1324001e1 

 5325 00:34:21.632420  <4>[   62.695847] Oops: 0003 [#16] SMP PTI

 5326 00:34:21.642106  <4>[   62.700152] CPU: 3 PID: 1972 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5327 00:34:21.648552  <4>[   62.709124] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5328 00:34:21.655237  <4>[   62.716067] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5329 00:34:21.675244  <4>[   62.721541] Code: 53 48 c7 c3 d8 f5 a5 a0 49 89 dc 48 89 da 49 81 ec 10 c1 37 a0 4c 89 e6 e8 a6 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 c1 37 a0 <f3> a4 48 c7 c7 e0 38 98 a1 e8 8b d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5330 00:34:21.682014  <4>[   62.742899] RSP: 0018:ffffac80425afe50 EFLAGS: 00010246

 5331 00:34:21.691945  <4>[   62.749057] RAX: 000000000000003c RBX: ffffffffa0a5f5d8 RCX: 00000000006e34c8

 5332 00:34:21.698257  <4>[   62.757352] RDX: 0000000000000000 RSI: ffffffffa037c110 RDI: ffffffffa0a5f5d8

 5333 00:34:21.708520  <4>[   62.765650] RBP: ffffffffa1982aea R08: 0000000000000000 R09: 0000000000000000

 5334 00:34:21.714761  <4>[   62.773945] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e34c8

 5335 00:34:21.724585  <4>[   62.782240] R13: ffffac80425aff10 R14: ffffac80425aff10 R15: ffff8df4c2ca0000

 5336 00:34:21.734589  <4>[   62.790538] FS:  00007f3e24421580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5337 00:34:21.741204  <4>[   62.799905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5338 00:34:21.748135  <4>[   62.806645] CR2: ffffffffa0a5f5d8 CR3: 0000000106600000 CR4: 00000000003506e0

 5339 00:34:21.750918  <4>[   62.814940] Call Trace:

 5340 00:34:21.757488  <4>[   62.817988]  ? __die_body.cold+0x1a/0x1f

 5341 00:34:21.761078  <4>[   62.822688]  ? no_context+0x177/0x380

 5342 00:34:21.767549  <4>[   62.827089]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5343 00:34:21.770983  <4>[   62.832854]  ? exc_page_fault+0xd7/0x170

 5344 00:34:21.777356  <4>[   62.837551]  ? asm_exc_page_fault+0x1e/0x30

 5345 00:34:21.781107  <4>[   62.842537]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5346 00:34:21.787460  <4>[   62.848297]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5347 00:34:21.794198  <4>[   62.853478]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5348 00:34:21.797185  <4>[   62.859244]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5349 00:34:21.803588  <4>[   62.864040]  direct_entry.cold+0x2c/0x38

 5350 00:34:21.807120  <4>[   62.868740]  full_proxy_write+0x56/0x80

 5351 00:34:21.810203  <4>[   62.873334]  vfs_write+0xea/0x3b0

 5352 00:34:21.813548  <4>[   62.877347]  ksys_write+0x68/0xf0

 5353 00:34:21.820561  <4>[   62.881361]  do_syscall_64+0x33/0x40

 5354 00:34:21.823483  <4>[   62.885667]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5355 00:34:21.830192  <4>[   62.891619] RIP: 0033:0x7f3e24337473

 5356 00:34:21.849915  <4>[   62.895921] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5357 00:34:21.859960  <4>[   62.917270] RSP: 002b:00007ffd4f511808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5358 00:34:21.866778  <4>[   62.926054] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3e24337473

 5359 00:34:21.876486  <4>[   62.934343] RDX: 000000000000000b RSI: 00007f3e2422b000 RDI: 0000000000000001

 5360 00:34:21.882967  <4>[   62.942636] RBP: 00007f3e2422b000 R08: 00007f3e2422a010 R09: 0000000000000000

 5361 00:34:21.893417  <4>[   62.950933] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5362 00:34:21.899619  <4>[   62.959232] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5363 00:34:21.942658  <4>[   62.967537] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5364 00:34:21.945884  <4>[   63.007778] CR2: ffffffffa0a5f5d8

 5365 00:34:21.949532  <4>[   63.011785] ---[ end trace 68c4bcfb3b2027d4 ]---

 5366 00:34:21.956173  <4>[   63.017259] RIP: 0010:lkdtm_BUG+0x5/0x10

 5367 00:34:21.975799  <4>[   63.021948] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5368 00:34:21.982295  <4>[   63.043296] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5369 00:34:21.992140  <4>[   63.049450] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5370 00:34:21.999052  <4>[   63.057746] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5371 00:34:22.009169  <4>[   63.066031] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5372 00:34:22.015700  <4>[   63.074317] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5373 00:34:22.025253  <4>[   63.082611] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5374 00:34:22.035178  <4>[   63.090908] FS:  00007f3e24421580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5375 00:34:22.042018  <4>[   63.100272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5376 00:34:22.048241  <4>[   63.107003] CR2: ffffffffa0a5f5d8 CR3: 0000000106600000 CR4: 00000000003506e0

 5377 00:34:22.058593  <3>[   63.115295] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5378 00:34:22.068362  <3>[   63.125529] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1972, name: cat

 5379 00:34:22.071894  <4>[   63.134301] INFO: lockdep is turned off.

 5380 00:34:22.074988  <4>[   63.138983] irq event stamp: 0

 5381 00:34:22.084724  <4>[   63.142695] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5382 00:34:22.094727  <4>[   63.150010] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5383 00:34:22.101459  <4>[   63.159476] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5384 00:34:22.111360  <4>[   63.168941] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5385 00:34:22.118243  <4>[   63.176258] CPU: 3 PID: 1972 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5386 00:34:22.124661  <4>[   63.185237] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5387 00:34:22.127755  <4>[   63.192161] Call Trace:

 5388 00:34:22.134711  <4>[   63.195198]  dump_stack+0x77/0x9b

 5389 00:34:22.137880  <4>[   63.199206]  ___might_sleep.cold+0xa6/0xb6

 5390 00:34:22.140908  <4>[   63.204101]  exit_signals+0x1c/0x300

 5391 00:34:22.144281  <4>[   63.208405]  do_exit+0xc2/0xab0

 5392 00:34:22.150999  <4>[   63.212223]  ? ksys_write+0x68/0xf0

 5393 00:34:22.154266  <4>[   63.216427]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5394 00:34:22.160830  <4>[   63.222180]  make_task_dead+0x2f/0x30

 5395 00:34:22.167231  <4>[   63.226574]  rewind_stack_and_make_dead+0x17/0x20

 5396 00:34:22.170778  <4>[   63.232143] RIP: 0033:0x7f3e24337473

 5397 00:34:22.190403  <4>[   63.236441] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5398 00:34:22.200645  <4>[   63.257799] RSP: 002b:00007ffd4f511808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5399 00:34:22.207010  <4>[   63.266586] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3e24337473

 5400 00:34:22.217063  <4>[   63.274874] RDX: 000000000000000b RSI: 00007f3e2422b000 RDI: 0000000000000001

 5401 00:34:22.223986  <4>[   63.283170] RBP: 00007f3e2422b000 R08: 00007f3e2422a010 R09: 0000000000000000

 5402 00:34:22.233625  <4>[   63.291467] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5403 00:34:22.240147  <4>[   63.299758] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5404 00:34:22.260105  00 00 48 89 ef e8 f8 6c 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 39 98 a1 e8 a3 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 39 98 a1 48 01

 5405 00:34:22.263622  # [   59.620717] RSP: 0018:ffffac8042427e58 EFLAGS: 00010246

 5406 00:34:22.273364  # [   59.633092] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5407 00:34:22.279718  # [   59.641391] RDX: 0000000000000000 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 5408 00:34:22.289895  # [   59.649685] RBP: ffffffffa1982ac1 R08: 0000000000000000 R09: 0000000000000000

 5409 00:34:22.296394  # [   59.657984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5410 00:34:22.306183  # [   59.666279] R13: ffffac8042427f10 R14: ffffac8042427f10 R15: ffff8df4c3257000

 5411 00:34:22.316088  # [   59.674575] FS:  00007f29d99d8580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5412 00:34:22.322856  # [   59.683946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5413 00:34:22.329529  # [   59.690683] CR2: 0000000000000000 CR3: 00000001056f6000 CR4: 00000000003506e0

 5414 00:34:22.332593  # [   59.698981] Call Trace:

 5415 00:34:22.336332  # [   59.702032]  ? __die_body.cold+0x1a/0x1f

 5416 00:34:22.342566  # [   59.706732]  ? no_context+0x177/0x380

 5417 00:34:22.346223  # [   59.711138]  ? exc_page_fault+0x53/0x170

 5418 00:34:22.352721  # [   59.715834]  ? asm_exc_page_fault+0x1e/0x30

 5419 00:34:22.355826  # [   59.720829]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5420 00:34:22.359281  # [   59.725720]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5421 00:34:22.365711  # [   59.730607]  direct_entry.cold+0x2c/0x38

 5422 00:34:22.369139  # [   59.735305]  full_proxy_write+0x56/0x80

 5423 00:34:22.372258  # [   59.739908]  vfs_write+0xea/0x3b0

 5424 00:34:22.378938  # [   59.743922]  ksys_write+0x68/0xf0

 5425 00:34:22.382131  # [   59.747937]  do_syscall_64+0x33/0x40

 5426 00:34:22.388830  # [   59.752240]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5427 00:34:22.392052  # [   59.758194] RIP: 0033:0x7f29d98ee473

 5428 00:34:22.412469  # [   59.768729] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5429 00:34:22.421887  # [   59.790086] RSP: 002b:00007ffc621457f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5430 00:34:22.428762  # [   59.798875] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f29d98ee473

 5431 00:34:22.438750  # [   59.807175] RDX: 000000000000000c RSI: 00007f29d97e2000 RDI: 0000000000000001

 5432 00:34:22.445128  # [   59.815475] RBP: 00007f29d97e2000 R08: 00007f29d97e1010 R09: 0000000000000000

 5433 00:34:22.455058  # [   59.823771] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5434 00:34:22.461880  # [   59.832068] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5435 00:34:22.501460  # [   59.840374] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5436 00:34:22.508107  # [   59.886798] CR2: 0000000000000000

 5437 00:34:22.511394  # [   59.890810] ---[ end trace 68c4bcfb3b2027d1 ]---

 5438 00:34:22.517835  # [   59.896282] RIP: 0010:lkdtm_BUG+0x5/0x10

 5439 00:34:22.537719  # [   59.900960] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5440 00:34:22.544476  # [   59.922318] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5441 00:34:22.550875  # [   59.928474] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5442 00:34:22.560672  # [   59.936770] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5443 00:34:22.567324  # [   59.945066] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5444 00:34:22.577314  # [   59.953362] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5445 00:34:22.584074  # [   59.961658] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5446 00:34:22.593720  # [   59.969955] FS:  00007f29d99d8580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5447 00:34:22.600954  # [   59.979325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5448 00:34:22.607381  # [   59.986057] CR2: 0000000000000000 CR3: 00000001056f6000 CR4: 00000000003506e0

 5449 00:34:22.620402  # [   59.994356] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5450 00:34:22.627311  # [   60.004599] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1864, name: cat

 5451 00:34:22.634016  # [   60.013381] INFO: lockdep is turned off.

 5452 00:34:22.637117  # [   60.018067] irq event stamp: 0

 5453 00:34:22.643771  # [   60.021785] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5454 00:34:22.653419  # [   60.029109] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5455 00:34:22.660185  # [   60.038564] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5456 00:34:22.669975  # [   60.048028] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5457 00:34:22.676972  # [   60.055352] CPU: 2 PID: 1864 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5458 00:34:22.683187  # [   60.064321] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5459 00:34:22.686621  # [   60.077492] Call Trace:

 5460 00:34:22.696311  # [   60.080530]  dump_stack+0x77/0<6>[   63.753736] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5461 00:34:22.699979  x9b

 5462 00:34:22.703035  # [   60.084543]  ___might_sleep.cold+0xa6/0xb6

 5463 00:34:22.713033  # [   60.0<6>[   63.764240] lkdtm: attempting good refcount_inc() without overflow

 5464 00:34:22.713130  89431]  exit_signals+0x1c/0x300

 5465 00:34:22.723005  # [   60.093736]  do_exit+0xc2/<6>[   63.777732] lkdtm: attempting bad refcount_inc() overflow

 5466 00:34:22.726384  0xab0

 5467 00:34:22.729444  # [   60.097545]  ? ksys_write+0x68/0xf0

 5468 00:34:22.735888  # [   60.101752<4>[   63.790362] ------------[ cut here ]------------

 5469 00:34:22.739689  ]  make_task_dead+0x2f/0x30

 5470 00:34:22.745850  # [   60.106154]  rewind_stack_and_<4>[   63.802100] refcount_t: saturated; leaking memory.

 5471 00:34:22.749159  make_dead+0x17/0x20

 5472 00:34:22.752567  # [   60.111718] RIP: 0033:0x7f29d98ee473

 5473 00:34:22.762484  <4>[   63.814068] WARNING: CPU: 3 PID: 2008 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5474 00:34:22.809252  # [   60.116013] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0<4>[   63.830005] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5475 00:34:22.825316   ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 <4>[   63.876438] CPU: 3 PID: 2008 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5476 00:34:22.838630  b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48<4>[   63.891646] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5477 00:34:22.841773   83 ec 28 48 89 54 24 18

 5478 00:34:22.851593  # [   60.137371] RSP: 002b:00007ffc621<4>[   63.904854] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5479 00:34:22.855048  457f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5480 00:34:22.878207  # [   60.1461<4>[   63.917242] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 5481 00:34:22.891161  57] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f29d98<4>[   63.944875] RSP: 0018:ffffac8042657e48 EFLAGS: 00010286

 5482 00:34:22.891305  ee473

 5483 00:34:22.904771  # [   60.154435] RDX: 000000000000000c RSI: 00007f29d97e2<4>[   63.957269] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5484 00:34:22.907654  000 RDI: 0000000000000001

 5485 00:34:22.921209  # [   60.162728] RBP: 00007f29d97e200<4>[   63.971809] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 5486 00:34:22.924359  0 R08: 00007f29d97e1010 R09: 0000000000000000

 5487 00:34:22.934498  # [   60.171025] <4>[   63.986387] RBP: ffffffffa1982af5 R08: 0000000000000000 R09: 0000000000000000

 5488 00:34:22.950826  R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000000000<4>[   64.000917] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5489 00:34:22.950992  1

 5490 00:34:22.964039  # [   60.179318] R13: 0000000000000001 R14: 0000000000020000 <4>[   64.015492] R13: ffffac8042657f10 R14: ffffac8042657f10 R15: ffff8df4c62c4000

 5491 00:34:22.967157  R15: 0000000000020000

 5492 00:34:22.970247  # ACCESS_NULL: saw 'call trace:': ok

 5493 00:34:22.980327  ok <4>[   64.030021] FS:  00007f73501f5580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5494 00:34:22.983375  38 selftests: lkdtm: ACCESS_NULL.sh

 5495 00:34:22.993715  # selftests: lkdtm: WRITE_R<4>[   64.045707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5496 00:34:22.993899  O.sh

 5497 00:34:22.994033  # Killed

 5498 00:34:23.006601  # [   60.599560] lkdtm: Performing direct entry <4>[   64.058923] CR2: 00007f734ffff000 CR3: 00000001066c6000 CR4: 00000000003506e0

 5499 00:34:23.006726  WRITE_RO

 5500 00:34:23.016717  # [   60.611214] lkdtm: attempting bad rodata write at<4>[   64.073226] Call Trace:

 5501 00:34:23.016835   ffffffffa14f8930

 5502 00:34:23.026322  # [   60.624716] BUG: unable to handle page f<4>[   64.082681]  ? __warn+0x80/0x110

 5503 00:34:23.029625  ault for address: ffffffffa14f8930

 5504 00:34:23.036400  # [   60.638944] #PF: superv<4>[   64.092695]  ? refcount_warn_saturate+0x51/0x110

 5505 00:34:23.039525  isor write access in kernel mode

 5506 00:34:23.049699  # [   60.645100] #PF: error_co<4>[   64.104428]  ? report_bug+0x9e/0xc0

 5507 00:34:23.052907  de(0x0003) - permissions violation

 5508 00:34:23.059748  # [   60.651639] PGD 1336290<4>[   64.114949]  ? handle_bug+0x41/0x90

 5509 00:34:23.063041  67 P4D 133629067 PUD 13362a063 PMD 8000000132e001e1 

 5510 00:34:23.069407  # [   60.6<4>[   64.125336]  ? exc_invalid_op+0x14/0x70

 5511 00:34:23.073029  59760] Oops: 0003 [#14] SMP PTI

 5512 00:34:23.079478  # [   60.664066] CPU: 0 PID: 19<4>[   64.136204]  ? asm_exc_invalid_op+0x12/0x20

 5513 00:34:23.086344  00 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5514 00:34:23.092530  # [ <4>[   64.147434]  ? refcount_warn_saturate+0x51/0x110

 5515 00:34:23.105684    60.673046] Hardware name: Google Coral/Coral, BIOS  09/29/2020<4>[   64.159137]  ? refcount_warn_saturate+0x51/0x110

 5516 00:34:23.105794  

 5517 00:34:23.108955  # [   60.679988] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5518 00:34:23.115670  # [   60.<4>[   64.170847]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5519 00:34:23.125498  685260] Code: 00 48 c7 c7 b0 38 98 a1 48 c7 c6 30 89 4f a1 e8 4d<4>[   64.182795]  direct_entry.cold+0x2c/0x38

 5520 00:34:23.139033   da fb ff 48 8b 05 d2 92 a9 00 ba 34 12 cd ab 48 c7 c7 e0 38 98 <4>[   64.193714]  full_proxy_write+0x56/0x80

 5521 00:34:23.148865  a1 48 31 d0 <48> 89 05 bc 92 a9 00 e9 2b da fb ff 0f 1f 44 00 00<4>[   64.204580]  vfs_write+0xea/0x3b0

 5522 00:34:23.148967   48 8b 05 cb bc

 5523 00:34:23.158740  # [   60.706598] RSP: 0018:ffffac80424b7e60 EFL<4>[   64.214814]  ksys_write+0x68/0xf0

 5524 00:34:23.158849  AGS: 00010202

 5525 00:34:23.168279  # [   60.712753] RAX: 000000000198b861 RBX: 00000<4>[   64.225134]  do_syscall_64+0x33/0x40

 5526 00:34:23.172041  00000000028 RCX: 0000000000000000

 5527 00:34:23.181858  # [   60.721048] RDX: 0000000<4>[   64.235611]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5528 00:34:23.188528  0abcd1234 RSI: ffff8df53bc1bf50 RDI: ffffffffa19838e0

 5529 00:34:23.191605  # [   60.<4>[   64.247847] RIP: 0033:0x7f735010b473

 5530 00:34:23.218045  729344] RBP: ffffffffa1982acd R08: 0000000000000000 R09: 0000000<4>[   64.258370] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5531 00:34:23.221806  000000000

 5532 00:34:23.234691  # [   60.737642] R10: 00000000ffffe000 R11: 3ffffffff<4>[   64.286009] RSP: 002b:00007ffed71e5228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5533 00:34:23.237842  fffffff R12: 0000000000000009

 5534 00:34:23.247622  # [   60.745934] R13: ffffac80424<4>[   64.301015] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f735010b473

 5535 00:34:23.254655  b7f10 R14: ffffac80424b7f10 R15: ffff8df4c605f000

 5536 00:34:23.264144  # [   60.7542<4>[   64.315581] RDX: 0000000000000016 RSI: 00007f734ffff000 RDI: 0000000000000001

 5537 00:34:23.277597  29] FS:  00007f266be06580(0000) GS:ffff8df53bc00000(0000) knlGS:<4>[   64.330111] RBP: 00007f734ffff000 R08: 00007f734fffe010 R09: 0000000000000000

 5538 00:34:23.281017  0000000000000000

 5539 00:34:23.294062  # [   60.763593] CS:  0010 DS: 0000 ES: 0000 C<4>[   64.344677] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5540 00:34:23.294159  R0: 0000000080050033

 5541 00:34:23.307350  # [   60.770322] CR2: ffffffffa14f8930 CR3<4>[   64.359207] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5542 00:34:23.310553  : 000000010296e000 CR4: 00000000003506f0

 5543 00:34:23.316966  # [   60.778617] Call <4>[   64.373793] irq event stamp: 0

 5544 00:34:23.317087  Trace:

 5545 00:34:23.323519  # [   60.787899]  ? __die_body.cold+0x1a/0x1f

 5546 00:34:23.330567  # [   60.<4>[   64.383691] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5547 00:34:23.333585  792601]  ? no_context+0x177/0x380

 5548 00:34:23.346745  # [   60.797007]  ? exc_page_<4>[   64.397372] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5549 00:34:23.346915  fault+0xd7/0x170

 5550 00:34:23.363220  # [   60.801702]  ? asm_exc_page_fault+0x1e/0x<4>[   64.413079] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5551 00:34:23.363342  30

 5552 00:34:23.366578  # [   60.806695]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5553 00:34:23.376971  # [   60.81129<4>[   64.428822] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5554 00:34:23.380038  1]  direct_entry.cold+0x2c/0x38

 5555 00:34:23.386398  # [   60.815989]  full_proxy_wr<4>[   64.442367] ---[ end trace 68c4bcfb3b2027d5 ]---

 5556 00:34:23.389728  ite+0x56/0x80

 5557 00:34:23.392840  # [   60.820589]  vfs_write+0xea/0x3b0

 5558 00:34:23.399695  # [   60.<6>[   64.454093] lkdtm: Overflow detected: saturated

 5559 00:34:23.403197  824605]  ksys_write+0x68/0xf0

 5560 00:34:23.406500  # [   60.828622]  do_syscall_64+0x33/0x40

 5561 00:34:23.413043  # [   60.832926]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5562 00:34:23.416331  # [   60.838887] RIP: 0033:0x7f266bd1c473

 5563 00:34:23.436165  # [   60.843191] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5564 00:34:23.446201  # [   60.864518] RSP: 002b:00007ffcac34b578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5565 00:34:23.456263  # [   60.873304] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f266bd1c473

 5566 00:34:23.462608  # [   60.881598] RDX: 0000000000000009 RSI: 00007f266bc10000 RDI: 0000000000000001

 5567 00:34:23.472425  # [   60.889893] RBP: 00007f266bc10000 R08: 00007f266bc0f010 R09: 0000000000000000

 5568 00:34:23.479549  # [   60.898190] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5569 00:34:23.485634  # [   60.906486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5570 00:34:23.528947  # [   60.914794] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5571 00:34:23.532115  # [   60.961232] CR2: ffffffffa14f8930

 5572 00:34:23.535402  # [   60.965245] ---[ end trace 68c4bcfb3b2027d2 ]---

 5573 00:34:23.541957  # [   60.970710] RIP: 0010:lkdtm_BUG+0x5/0x10

 5574 00:34:23.562010  # [   60.975402] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5575 00:34:23.568452  # [   60.996748] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5576 00:34:23.575492  # [   61.002896] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5577 00:34:23.585452  # [   61.011186] RDX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0

 5578 00:34:23.592212  # [   61.019477] RBP: ffffffffa19e8c28 R08: 0000000000000001 R09: 0000000000000001

 5579 00:34:23.601986  # [   61.027772] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5580 00:34:23.608357  # [   61.036063] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5581 00:34:23.618259  # [   61.044362] FS:  00007f266be06580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 5582 00:34:23.625000  # [   61.053714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5583 00:34:23.635102  # [   61.060444] CR2: ffffffffa14f8930 CR3: 000000010296e000 CR4: 00000000003506f0

 5584 00:34:23.644692  # [   61.068738] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5585 00:34:23.651185  # [   61.078980] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1900, name: cat

 5586 00:34:23.658036  # [   61.087763] INFO: lockdep is turned off.

 5587 00:34:23.661436  # [   61.092450] irq event stamp: 0

 5588 00:34:23.667978  # [   61.096164] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5589 00:34:23.678162  # [   61.103489] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5590 00:34:23.687693  # [   61.119188] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5591 00:34:23.694242  # [   61.128659] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5592 00:34:23.701278  # [   61.135983] CPU: 0 PID: 1900 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5593 00:34:23.711077  # [   61.144962] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5594 00:34:23.711174  # [   61.151894] Call Trace:

 5595 00:34:23.717501  # [   61.154936]  dump_stack+0x77/0x9b

 5596 00:34:23.721106  # [   61.158954]  ___might_sleep.cold+0xa6/0xb6

 5597 00:34:23.731163  # [   61.163846]  exit_sign<6>[   64.786175] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5598 00:34:23.737257  <6>[   64.796950] lkdtm: attempting good refcount_add() without overflow

 5599 00:34:23.744096  <6>[   64.804208] lkdtm: attempting bad refcount_add() overflow

 5600 00:34:23.747343  als+0x1c/0x300

 5601 00:34:23.750369  # [   61.168150]  do_exit+0xc2/0xab0

 5602 00:34:23.757189  # [   61.1<4>[   64.810570] ------------[ cut here ]------------

 5603 00:34:23.760339  <4>[   64.822281] refcount_t: saturated; leaking memory.

 5604 00:34:23.763984  71968]  ? ksys_write+0x68/0xf0

 5605 00:34:23.776903  # [   61.176167]  make_task_dead<4>[   64.828017] WARNING: CPU: 2 PID: 2041 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5606 00:34:23.780566  +0x2f/0x30

 5607 00:34:23.823621  # [   61.180571]  rewind_stack_and_make_dead+0x17/0x<4>[   64.843985] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5608 00:34:23.823771  20

 5609 00:34:23.830613  # [   61.186140] RIP: 0033:0x7f266bd1c473

 5610 00:34:23.839974  # [   61.190442] <4>[   64.890481] CPU: 2 PID: 2041 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5611 00:34:23.846716  <4>[   64.905711] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5612 00:34:23.852915  <4>[   64.912671] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5613 00:34:23.872914  <4>[   64.918845] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 5614 00:34:23.879349  <4>[   64.940203] RSP: 0018:ffffac80426cfe48 EFLAGS: 00010286

 5615 00:34:23.896280  Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b<4>[   64.946372] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5616 00:34:23.902887  <4>[   64.960905] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 5617 00:34:23.912673  <4>[   64.969216] RBP: ffffffffa1982b0b R08: 0000000000000000 R09: 0000000000000000

 5618 00:34:23.919358  <4>[   64.977526] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5619 00:34:23.929182  <4>[   64.985837] R13: ffffac80426cff10 R14: ffffac80426cff10 R15: ffff8df4c5943000

 5620 00:34:23.938616  <4>[   64.994151] FS:  00007fec37a7e580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5621 00:34:23.945646  <4>[   65.003522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5622 00:34:23.952307  <4>[   65.010272] CR2: 00007fec37888000 CR3: 00000001032de000 CR4: 00000000003506e0

 5623 00:34:23.955370  <4>[   65.018582] Call Trace:

 5624 00:34:23.958710  <4>[   65.021646]  ? __warn+0x80/0x110

 5625 00:34:23.965355  <4>[   65.025579]  ? refcount_warn_saturate+0x51/0x110

 5626 00:34:23.968657  <4>[   65.031072]  ? report_bug+0x9e/0xc0

 5627 00:34:23.971801  <4>[   65.035301]  ? handle_bug+0x41/0x90

 5628 00:34:23.978277  <4>[   65.039527]  ? exc_invalid_op+0x14/0x70

 5629 00:34:23.982064  <4>[   65.044142]  ? asm_exc_invalid_op+0x12/0x20

 5630 00:34:23.988518  <4>[   65.049153]  ? refcount_warn_saturate+0x51/0x110

 5631 00:34:23.995155  <4>[   65.054632]  ? refcount_warn_saturate+0x51/0x110

 5632 00:34:23.998329  <4>[   65.060124]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5633 00:34:24.005023  <4>[   65.065812]  direct_entry.cold+0x2c/0x38

 5634 00:34:24.008219  <4>[   65.070529]  full_proxy_write+0x56/0x80

 5635 00:34:24.011426  <4>[   65.075149]  vfs_write+0xea/0x3b0

 5636 00:34:24.018018  <4>[   65.079184]  ksys_write+0x68/0xf0

 5637 00:34:24.021259  <4>[   65.083219]  do_syscall_64+0x33/0x40

 5638 00:34:24.027715  <4>[   65.087544]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5639 00:34:24.031142  <4>[   65.093520] RIP: 0033:0x7fec37994473

 5640 00:34:24.057785  7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f<4>[   65.097838] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5641 00:34:24.067551  <4>[   65.125437] RSP: 002b:00007ffc3fcf4b98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5642 00:34:24.077353  <4>[   65.134246] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fec37994473

 5643 00:34:24.084249  <4>[   65.142562] RDX: 0000000000000016 RSI: 00007fec37888000 RDI: 0000000000000001

 5644 00:34:24.093654  <4>[   65.150880] RBP: 00007fec37888000 R08: 00007fec37887010 R09: 0000000000000000

 5645 00:34:24.100227  <4>[   65.159196] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5646 00:34:24.110282  <4>[   65.167508] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5647 00:34:24.113534  <4>[   65.175834] irq event stamp: 0

 5648 00:34:24.120122  <4>[   65.179570] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5649 00:34:24.129947  <4>[   65.186907] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5650 00:34:24.146387   05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 5<4>[   65.196393] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5651 00:34:24.153013  <4>[   65.212116] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5652 00:34:24.153109  4 24 18

 5653 00:34:24.166562  # [   61.211791] RSP: 002b:00007ffcac34b578 EFLAGS: 000<4>[   65.219456] ---[ end trace 68c4bcfb3b2027d6 ]---

 5654 00:34:24.169722  <6>[   65.231186] lkdtm: Overflow detected: saturated

 5655 00:34:24.173099  00246 ORIG_RAX: 0000000000000001

 5656 00:34:24.182791  # [   61.220578] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f266bd1c473

 5657 00:34:24.189326  # [   61.228872] RDX: 0000000000000009 RSI: 00007f266bc10000 RDI: 0000000000000001

 5658 00:34:24.199680  # [   61.237171] RBP: 00007f266bc10000 R08: 00007f266bc0f010 R09: 0000000000000000

 5659 00:34:24.206220  # [   61.245468] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5660 00:34:24.216191  # [   61.253767] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5661 00:34:24.219385  # WRITE_RO: saw 'call trace:': ok

 5662 00:34:24.222647  ok 39 selftests: lkdtm: WRITE_RO.sh

 5663 00:34:24.225817  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5664 00:34:24.225925  # Killed

 5665 00:34:24.232507  # [   61.627470] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5666 00:34:24.242564  # [   61.637015] lkdtm: attempting bad ro_after_init write at ffffffffa1a0b350

 5667 00:34:24.249029  # [   61.644957] BUG: unable to handle page fault for address: ffffffffa1a0b350

 5668 00:34:24.255882  # [   61.652965] #PF: supervisor write access in kernel mode

 5669 00:34:24.262162  # [   61.659119] #PF: error_code(0x0003) - permissions violation

 5670 00:34:24.272491  # [   61.665661] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 10005e163 PTE 800000013340b061

 5671 00:34:24.275719  # [   61.681278] Oops: 0003 [#15] SMP PTI

 5672 00:34:24.285638  # [   61.685585] CPU: 2 PID: 1936 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5673 00:34:24.292419  # [   61.694559] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5674 00:34:24.295356  # [   61.707731] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5675 00:34:24.318453  # [   61.714082] Code: 39 98 a1 e9 ff d9 fb ff 48 c7 c7 38 39 98 a1 e8 f3 d9 fb ff 48 8b 05 98 bc fa 00 ba 34 12 cd ab 48 c7 c7 e0 38 98 a1 48 31 d0 <48> 89 05 82 bc fa 00 e9 d1 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5676 00:34:24.325221  # [   61.735430] RSP: 0018:ffffac804254fe60 EFLAGS: 00010202

 5677 00:34:24.332008  # [   61.741588] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5678 00:34:24.341892  # [   61.749881] RDX: 00000000abcd1234 RSI: ffff8df53bd1bf50 RDI: ffffffffa19838e0

 5679 00:34:24.348420  # [   61.758178] RBP: ffffffffa1982ad6 R08: 0000000000000000 R09: 0000000000000000

 5680 00:34:24.358340  # [   61.766477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5681 00:34:24.365199  # [   61.774774] R13: ffffac804254ff10 R14: ffffac804254ff10 R15: ffff8df4c2926000

 5682 00:34:24.374745  # [   61.783070] FS:  00007fdb2d661580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5683 00:34:24.381697  # [   61.792437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5684 00:34:24.388299  # [   61.799174] CR2: ffffffffa1a0b350 CR3: 000000010597c000 CR4: 00000000003506e0

 5685 00:34:24.391707  # [   61.807472] Call Trace:

 5686 00:34:24.397987  # [   61.810520]  ? __die_body.cold+0x1a/0x1f

 5687 00:34:24.401412  # [   61.815218]  ? no_context+0x177/0x380

 5688 00:34:24.404995  # [   61.819620]  ? exc_page_fault+0xd7/0x170

 5689 00:34:24.411631  # [   61.824313]  ? asm_exc_page_fault+0x1e/0x30

 5690 00:34:24.414562  # [   61.829301]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5691 00:34:24.421177  # [   61.834965]  direct_entry.cold+0x2c/0x38

 5692 00:34:24.424723  # [   61.839663]  full_proxy_write+0x56/0x80

 5693 00:34:24.428160  # [   61.844263]  vfs_write+0xea/0x3b0

 5694 00:34:24.434474  # [   61.848276]  ksys_write+0x68/0xf0

 5695 00:34:24.437748  # [   61.852293]  do_syscall_64+0x33/0x40

 5696 00:34:24.444285  # [   61.856597]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5697 00:34:24.447581  # [   61.862561] RIP: 0033:0x7fdb2d577473

 5698 00:34:24.467745  # [   61.866866] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5699 00:34:24.477236  # [   61.888225] RSP: 002b:00007ffcb85ff498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5700 00:34:24.484304  # [   61.897013] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fdb2d577473

 5701 00:34:24.494321  # [   61.905309] RDX: 0000000000000014 RSI: 00007fdb2d46b000 RDI: 0000000000000001

 5702 00:34:24.507472  # [   61.913602] RBP: 00007fdb2d46b000 R08: 00007fdb2d46a010 R09: 000000000<6>[   65.564138] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5703 00:34:24.510498  0000000

 5704 00:34:24.523914  # [   61.921901] R10: fffffffffffffbc5 R11: 00000000000<6>[   65.575199] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5705 00:34:24.524008  00246 R12: 0000000000000001

 5706 00:34:24.533648  # [   61.930195] R13: 0000000000000<4>[   65.588684] ------------[ cut here ]------------

 5707 00:34:24.540212  001 R14: 0000000000020000 R15: 0000000000020000

 5708 00:34:24.546788  # [   61.938504<4>[   65.600435] refcount_t: saturated; leaking memory.

 5709 00:34:24.563576  ] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a c<4>[   65.612434] WARNING: CPU: 3 PID: 2074 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5710 00:34:24.609699  ros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs <4>[   65.628381] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5711 00:34:24.622956  cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_m<4>[   65.674753] CPU: 3 PID: 2074 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5712 00:34:24.636116  emops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_s<4>[   65.689944] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5713 00:34:24.649083  oc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_cor<4>[   65.703128] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5714 00:34:24.675619  e snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore core<4>[   65.715544] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 5715 00:34:24.679270  boot_table

 5716 00:34:24.682111  # [   61.984974] CR2: ffffffffa1a0b350

 5717 00:34:24.688854  # [   61.988<4>[   65.743128] RSP: 0018:ffffac804273fe38 EFLAGS: 00010282

 5718 00:34:24.692146  989] ---[ end trace 68c4bcfb3b2027d3 ]---

 5719 00:34:24.701971  # [   61.994466] RIP:<4>[   65.755506] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5720 00:34:24.705493   0010:lkdtm_BUG+0x5/0x10

 5721 00:34:24.718875  # [   61.999154] Code: 89 ff e8 be d5 <4>[   65.770054] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 5722 00:34:24.731727  79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc c<4>[   65.784575] RBP: ffffffffa1982748 R08: 0000000000000000 R09: 0000000000000000

 5723 00:34:24.748253  c cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f <4>[   65.799113] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5724 00:34:24.751750  84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5725 00:34:24.761414  # [   62.020<4>[   65.813672] R13: ffffac804273ff10 R14: ffffac804273ff10 R15: ffff8df4c2915000

 5726 00:34:24.768275  500] RSP: 0018:ffffac80411f7e60 EFLAGS: 00010282

 5727 00:34:24.778016  # [   62.02665<4>[   65.828191] FS:  00007f12cf228580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5728 00:34:24.790953  4] RAX: ffffffffa037bd40 RBX: 0000000000000001 RCX: 000000000000<4>[   65.843836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5729 00:34:24.791049  0000

 5730 00:34:24.804231  # [   62.034952] RDX: 0000000000000000 RSI: ffff8df53bd9bf<4>[   65.856869] CR2: 00007f12cf032000 CR3: 0000000103078000 CR4: 00000000003506e0

 5731 00:34:24.807660  50 RDI: ffffffffa14f84b0

 5732 00:34:24.813987  # [   62.043248] RBP: ffffffffa19e8c28<4>[   65.871658] Call Trace:

 5733 00:34:24.817466   R08: 0000000000000001 R09: 0000000000000001

 5734 00:34:24.823870  # [   62.051535] R<4>[   65.880718]  ? __warn+0x80/0x110

 5735 00:34:24.837039  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004<4>[   65.891008]  ? refcount_warn_saturate+0x97/0x110

 5736 00:34:24.837136  

 5737 00:34:24.847240  # [   62.059826] R13: ffffac80411f7f10 R14: ffffac80411f7f10 R<4>[   65.902560]  ? report_bug+0x9e/0xc0

 5738 00:34:24.850528  15: ffff8df4c325d000

 5739 00:34:24.857045  # [   62.068122] FS:  00007fdb2d661580(000<4>[   65.913062]  ? handle_bug+0x41/0x90

 5740 00:34:24.863212  0) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 5741 00:34:24.866946  # [   62.07<4>[   65.923454]  ? exc_invalid_op+0x14/0x70

 5742 00:34:24.873572  7493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5743 00:34:24.879908  # [   6<4>[   65.934324]  ? asm_exc_invalid_op+0x12/0x20

 5744 00:34:24.889723  2.084226] CR2: ffffffffa1a0b350 CR3: 000000010597c000 CR4: 00000<4>[   65.945519]  ? refcount_warn_saturate+0x97/0x110

 5745 00:34:24.892940  000003506e0

 5746 00:34:24.903001  # [   62.092516] BUG: sleeping function called from<4>[   65.957250]  ? refcount_warn_saturate+0x97/0x110

 5747 00:34:24.906393   invalid context at include/linux/percpu-rwsem.h:49

 5748 00:34:24.916175  # [   62.10<4>[   65.968900]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5749 00:34:24.926653  2748] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 193<4>[   65.981704]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5750 00:34:24.929959  6, name: cat

 5751 00:34:24.933088  # [   62.111528] INFO: lockdep is turned off.

 5752 00:34:24.939664  # [<4>[   65.994420]  direct_entry.cold+0x2c/0x38

 5753 00:34:24.942794     62.116216] irq event stamp: 0

 5754 00:34:24.949731  # [   62.119928] hardirqs last<4>[   66.005425]  full_proxy_write+0x56/0x80

 5755 00:34:24.953000    enabled at (0): [<0000000000000000>] 0x0

 5756 00:34:24.959696  # [   62.127249] har<4>[   66.016211]  vfs_write+0xea/0x3b0

 5757 00:34:24.969558  dirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x<4>[   66.026484]  ksys_write+0x68/0xf0

 5758 00:34:24.972771  65c/0x20e0

 5759 00:34:24.979236  # [   62.136715] softirqs last  enabled at (0): [<ff<4>[   66.036705]  do_syscall_64+0x33/0x40

 5760 00:34:24.986166  ffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5761 00:34:24.992735  # [   62.146182] sof<4>[   66.047301]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5762 00:34:24.999445  tirqs last disabled at (0): [<0000000000000000>] 0x0

 5763 00:34:25.002673  # [   62.1<4>[   66.059449] RIP: 0033:0x7f12cf13e473

 5764 00:34:25.032048  53503] CPU: 2 PID: 1936 Comm: cat Tainted: G      D W         5.<4>[   66.070032] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5765 00:34:25.032192  10.204-cip41 #1

 5766 00:34:25.045353  # [   62.162473] Hardware name: Google Coral/Co<4>[   66.097593] RSP: 002b:00007fffab8dd1c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5767 00:34:25.048629  ral, BIOS  09/29/2020

 5768 00:34:25.052304  # [   62.169405] Call Trace:

 5769 00:34:25.062121  # [   62.17<4>[   66.112662] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f12cf13e473

 5770 00:34:25.065048  2446]  dump_stack+0x77/0x9b

 5771 00:34:25.075022  # [   62.176462]  ___might_sleep.co<4>[   66.127148] RDX: 000000000000001f RSI: 00007f12cf032000 RDI: 0000000000000001

 5772 00:34:25.075115  ld+0xa6/0xb6

 5773 00:34:25.081768  # [   62.181354]  exit_signals+0x1c/0x300

 5774 00:34:25.088416  # [   6<4>[   66.141715] RBP: 00007f12cf032000 R08: 00007f12cf031010 R09: 0000000000000000

 5775 00:34:25.091634  2.191899]  do_exit+0xc2/0xab0

 5776 00:34:25.104593  # [   62.195718]  ? ksys_write+0x<4>[   66.156248] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5777 00:34:25.104686  68/0xf0

 5778 00:34:25.107934  # [   62.199926]  make_task_dead+0x2f/0x30

 5779 00:34:25.118375  # [   62.20<4>[   66.170800] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5780 00:34:25.124857  4327]  rewind_stack_and_make_dead+0x17/0x20

 5781 00:34:25.128188  # [   62.209896] RI<4>[   66.185342] irq event stamp: 0

 5782 00:34:25.130936  P: 0033:0x7fdb2d577473

 5783 00:34:25.141318  # [   62.214198] Code: 8b 15 21 2a 0e 00<4>[   66.195296] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5784 00:34:25.157727   f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 <4>[   66.208854] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5785 00:34:25.174273  18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff<4>[   66.224603] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5786 00:34:25.177087   77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5787 00:34:25.187148  # [   62.23554<4>[   66.240296] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5788 00:34:25.200310  8] RSP: 002b:00007ffcb85ff498 EFLAGS: 00000246 ORIG_RAX: 0000000<4>[   66.253881] ---[ end trace 68c4bcfb3b2027d7 ]---

 5789 00:34:25.200427  000000001

 5790 00:34:25.210479  # [   62.244335] RAX: ffffffffffffffda RBX: 000000000<6>[   66.265572] lkdtm: Overflow detected: saturated

 5791 00:34:25.213640  0000014 RCX: 00007fdb2d577473

 5792 00:34:25.223368  # [   62.252634] RDX: 0000000000000014 RSI: 00007fdb2d46b000 RDI: 0000000000000001

 5793 00:34:25.230274  # [   62.260927] RBP: 00007fdb2d46b000 R08: 00007fdb2d46a010 R09: 0000000000000000

 5794 00:34:25.236831  # [   62.269219] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5795 00:34:25.247080  # [   62.277515] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5796 00:34:25.250138  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 5797 00:34:25.256656  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5798 00:34:25.260059  # selftests: lkdtm: WRITE_KERN.sh

 5799 00:34:25.260165  # Killed

 5800 00:34:25.266691  # [   62.635286] lkdtm: Performing direct entry WRITE_KERN

 5801 00:34:25.273368  # [   62.647439] lkdtm: attempting bad 7222472 byte write at ffffffffa0a5f5d8

 5802 00:34:25.283325  # [   62.661522] BUG: unable to handle page fault for address: ffffffffa0a5f5d8

 5803 00:34:25.286529  # [   62.675718] #PF: supervisor write access in kernel mode

 5804 00:34:25.293174  # [   62.681869] #PF: error_code(0x0003) - permissions violation

 5805 00:34:25.302769  # [   62.688413] PGD 133629067 P4D 133629067 PUD 13362a063 PMD 1324001e1 

 5806 00:34:25.306071  # [   62.695847] Oops: 0003 [#16] SMP PTI

 5807 00:34:25.312721  # [   62.700152] CPU: 3 PID: 1972 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5808 00:34:25.334814  # [   62.709124] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5809 00:34:25.335024  # [   62.716067] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5810 00:34:25.349092  # [   62.721541] Code: 53 48 c7 c3 d8 f5 a5 a0 49 89 dc 48 89 da 49 81 ec 10 c1 37 a0 4c 89 e6 e8 a6 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 c1 37 a0 <f3> a4 48 c7 c7 e0 38 98 a1 e8 8b d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5811 00:34:25.352376  # [   62.742899] RSP: 0018:ffffac80425afe50 EFLAGS: 00010246

 5812 00:34:25.362487  # [   62.749057] RAX: 000000000000003c RBX: ffffffffa0a5f5d8 RCX: 00000000006e34c8

 5813 00:34:25.368987  # [   62.757352] RDX: 0000000000000000 RSI: ffffffffa037c110 RDI: ffffffffa0a5f5d8

 5814 00:34:25.379055  # [   62.765650] RBP: ffffffffa1982aea R08: 0000000000000000 R09: 0000000000000000

 5815 00:34:25.385791  # [   62.773945] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e34c8

 5816 00:34:25.395712  # [   62.782240] R13: ffffac80425aff10 R14: ffffac80425aff10 R15: ffff8df4c2ca0000

 5817 00:34:25.405752  # [   62.790538] FS:  00007f3e24421580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5818 00:34:25.412221  # [   62.799905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5819 00:34:25.418936  # [   62.806645] CR2: ffffffffa0a5f5d8 CR3: 0000000106600000 CR4: 00000000003506e0

 5820 00:34:25.421990  # [   62.814940] Call Trace:

 5821 00:34:25.425296  # [   62.817988]  ? __die_body.cold+0x1a/0x1f

 5822 00:34:25.431949  # [   62.822688]  ? no_context+0x177/0x380

 5823 00:34:25.435130  # [   62.827089]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5824 00:34:25.441911  # [   62.832854]  ? exc_page_fault+0xd7/0x170

 5825 00:34:25.445132  # [   62.837551]  ? asm_exc_page_fault+0x1e/0x30

 5826 00:34:25.451546  # [   62.842537]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5827 00:34:25.455208  # [   62.848297]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5828 00:34:25.461734  # [   62.853478]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5829 00:34:25.468316  # [   62.859244]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5830 00:34:25.471402  # [   62.864040]  direct_entry.cold+0x2c/0x38

 5831 00:34:25.474974  # [   62.868740]  full_proxy_write+0x56/0x80

 5832 00:34:25.481761  # [   62.873334]  vfs_write+0xea/0x3b0

 5833 00:34:25.485000  # [   62.877347]  ksys_write+0x68/0xf0

 5834 00:34:25.488230  # [   62.881361]  do_syscall_64+0x33/0x40

 5835 00:34:25.495637  # [   62.885667]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5836 00:34:25.498707  # [   62.891619] RIP: 0033:0x7f3e24337473

 5837 00:34:25.518749  # [   62.895921] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5838 00:34:25.528599  # [   62.917270] RSP: 002b:00007ffd4f511808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5839 00:34:25.538465  # [   62.92<6>[   66.595100] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5840 00:34:25.551573  6054] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3e2<6>[   66.603250] lkdtm: attempting bad refcount_add_not_zero() overflow

 5841 00:34:25.551741  4337473

 5842 00:34:25.561232  # [   62.934343] RDX: 000000000000000b RSI: 00007f3e242<4>[   66.616740] ------------[ cut here ]------------

 5843 00:34:25.564476  2b000 RDI: 0000000000000001

 5844 00:34:25.574714  # [   62.942636] RBP: 00007f3e2422b<4>[   66.628497] refcount_t: saturated; leaking memory.

 5845 00:34:25.577745  000 R08: 00007f3e2422a010 R09: 0000000000000000

 5846 00:34:25.591196  # [   62.950933<4>[   66.640437] WARNING: CPU: 3 PID: 2107 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5847 00:34:25.637298  ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000<4>[   66.656643] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5848 00:34:25.637456  001

 5849 00:34:25.650753  # [   62.959232] R13: 0000000000000001 R14: 000000000002000<4>[   66.702940] CPU: 3 PID: 2107 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5850 00:34:25.654170  0 R15: 0000000000020000

 5851 00:34:25.664078  # [   62.967537] Modules linked in: fus<4>[   66.718381] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5852 00:34:25.680265  e ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_e<6>[   66.724806] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 5853 00:34:25.693384  c_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_us<4>[   66.731294] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5854 00:34:25.696926  <6>[   66.748231] platform MX98357A:00: deferred probe pending

 5855 00:34:25.710175  bpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsm<6>[   66.764505] pci 0000:00:1b.0: deferred probe pending

 5856 00:34:25.739251  i x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_comm<4>[   66.764651] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 5857 00:34:25.749178  on cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_d<4>[   66.804383] RSP: 0018:ffffac80427c7e38 EFLAGS: 00010282

 5858 00:34:25.756110  maengine regmap_i2c chromeos_pstore coreboot_table

 5859 00:34:25.765645  # [   63.007<4>[   66.816764] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5860 00:34:25.768983  778] CR2: ffffffffa0a5f5d8

 5861 00:34:25.779151  # [   63.011785] ---[ end trace 68c4<4>[   66.831342] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 5862 00:34:25.782540  bcfb3b2027d4 ]---

 5863 00:34:25.795194  # [   63.017259] RIP: 0010:lkdtm_BUG+0x5/0x10<4>[   66.845873] RBP: ffffffffa1982768 R08: 0000000000000000 R09: 0000000000000000

 5864 00:34:25.795337  

 5865 00:34:25.808575  # [   63.021948] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff <4>[   66.860412] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5866 00:34:25.821452  ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff f<4>[   66.874971] R13: ffffac80427c7f10 R14: ffffac80427c7f10 R15: ffff8df4c3c2e000

 5867 00:34:25.838405  f eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f <4>[   66.889485] FS:  00007fe1bb87a580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5868 00:34:25.841780  44 00 00 83 05 b0 7f 0b 03

 5869 00:34:25.851655  # [   63.043296] RSP: 0018:ffffac804<4>[   66.905127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5870 00:34:25.854956  11f7e60 EFLAGS: 00010282

 5871 00:34:25.864766  # [   63.049450] RAX: ffffffffa037bd40<4>[   66.918089] CR2: 00007fe1bb684000 CR3: 0000000105944000 CR4: 00000000003506e0

 5872 00:34:25.871431   RBX: 0000000000000001 RCX: 0000000000000000

 5873 00:34:25.874731  # [   63.057746] R<4>[   66.932680] Call Trace:

 5874 00:34:25.884434  DX: 0000000000000000 RSI: ffff8df53bd9bf50 RDI: ffffffffa14f84b0<4>[   66.941994]  ? __warn+0x80/0x110

 5875 00:34:25.884569  

 5876 00:34:25.897488  # [   63.066031] RBP: ffffffffa19e8c28 R08: 0000000000000001 R<4>[   66.952045]  ? refcount_warn_saturate+0x97/0x110

 5877 00:34:25.900949  09: 0000000000000001

 5878 00:34:25.907770  # [   63.074317] R10: 00000000ffffe000 R11<4>[   66.963896]  ? report_bug+0x9e/0xc0

 5879 00:34:25.911026  : 3fffffffffffffff R12: 0000000000000004

 5880 00:34:25.917598  # [   63.082611] R13: <4>[   66.974402]  ? handle_bug+0x41/0x90

 5881 00:34:25.923838  ffffac80411f7f10 R14: ffffac80411f7f10 R15: ffff8df4c325d000

 5882 00:34:25.930513  # <4>[   66.984683]  ? exc_invalid_op+0x14/0x70

 5883 00:34:25.940343  [   63.090908] FS:  00007f3e24421580(0000) GS:ffff8df53bd80000(0<4>[   66.995577]  ? asm_exc_invalid_op+0x12/0x20

 5884 00:34:25.943734  000) knlGS:0000000000000000

 5885 00:34:25.950455  # [   63.100272] CS:  0010 DS: 0000<4>[   67.006769]  ? refcount_warn_saturate+0x97/0x110

 5886 00:34:25.953660   ES: 0000 CR0: 0000000080050033

 5887 00:34:25.963880  # [   63.107003] CR2: ffffffffa<4>[   67.018534]  ? refcount_warn_saturate+0x97/0x110

 5888 00:34:25.970393  0a5f5d8 CR3: 0000000106600000 CR4: 00000000003506e0

 5889 00:34:25.977094  # [   63.11<4>[   67.030167]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5890 00:34:25.990300  5295] BUG: sleeping function called from invalid context at incl<4>[   67.042955]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5891 00:34:25.993644  ude/linux/percpu-rwsem.h:49

 5892 00:34:25.999778  # [   63.125529] in_atomic(): 0, ir<4>[   67.055651]  direct_entry.cold+0x2c/0x38

 5893 00:34:26.006443  qs_disabled(): 1, non_block: 0, pid: 1972, name: cat

 5894 00:34:26.009647  # [   63.1<4>[   67.066645]  full_proxy_write+0x56/0x80

 5895 00:34:26.013196  34301] INFO: lockdep is turned off.

 5896 00:34:26.019678  # [   63.138983] irq event <4>[   67.077452]  vfs_write+0xea/0x3b0

 5897 00:34:26.022963  stamp: 0

 5898 00:34:26.033195  # [   63.142695] hardirqs last  enabled at (0): [<0000<4>[   67.087723]  ksys_write+0x68/0xf0

 5899 00:34:26.033340  000000000000>] 0x0

 5900 00:34:26.043030  # [   63.150010] hardirqs last disabled at (<4>[   67.097953]  do_syscall_64+0x33/0x40

 5901 00:34:26.046184  0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5902 00:34:26.053015  # [   63.159<4>[   67.108550]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5903 00:34:26.065996  476] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_pr<4>[   67.120706] RIP: 0033:0x7fe1bb790473

 5904 00:34:26.066148  ocess+0x65c/0x20e0

 5905 00:34:26.092352  # [   63.168941] softirqs last disabled at (<4>[   67.131310] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5906 00:34:26.095592  0): [<0000000000000000>] 0x0

 5907 00:34:26.108902  # [   63.176258] CPU: 3 PID: 1972 <4>[   67.158871] RSP: 002b:00007ffd1e5cfe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5908 00:34:26.112181  Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5909 00:34:26.122433  # [   6<4>[   67.173932] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe1bb790473

 5910 00:34:26.128570  3.185237] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5911 00:34:26.135064  #<4>[   67.188431] RDX: 000000000000001f RSI: 00007fe1bb684000 RDI: 0000000000000001

 5912 00:34:26.138343   [   63.192161] Call Trace:

 5913 00:34:26.151552  # [   63.195198]  dump_stack+0x77/0<4>[   67.203021] RBP: 00007fe1bb684000 R08: 00007fe1bb683010 R09: 0000000000000000

 5914 00:34:26.151692  x9b

 5915 00:34:26.154978  # [   63.199206]  ___might_sleep.cold+0xa6/0xb6

 5916 00:34:26.164793  # [   63.2<4>[   67.217521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5917 00:34:26.168354  04101]  exit_signals+0x1c/0x300

 5918 00:34:26.181593  # [   63.208405]  do_exit+0xc2/<4>[   67.232099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5919 00:34:26.181743  0xab0

 5920 00:34:26.184661  # [   63.212223]  ? ksys_write+0x68/0xf0

 5921 00:34:26.191130  # [   63.216427<4>[   67.246639] irq event stamp: 0

 5922 00:34:26.194877  ]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5923 00:34:26.204406  # [   63.222180]  mak<4>[   67.256599] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5924 00:34:26.204552  e_task_dead+0x2f/0x30

 5925 00:34:26.220982  # [   63.226574]  rewind_stack_and_make_d<4>[   67.270156] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5926 00:34:26.221139  ead+0x17/0x20

 5927 00:34:26.224645  # [   63.232143] RIP: 0033:0x7f3e24337473

 5928 00:34:26.234178  # [   <4>[   67.285886] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 5929 00:34:26.247394  63.236441] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff<4>[   67.301617] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5930 00:34:26.260600   ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 <4>[   67.315158] ---[ end trace 68c4bcfb3b2027d8 ]---

 5931 00:34:26.270653  00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec<6>[   67.326864] lkdtm: Overflow detected: saturated

 5932 00:34:26.273677   28 48 89 54 24 18

 5933 00:34:26.283922  # [   63.257799] RSP: 002b:00007ffd4f511808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5934 00:34:26.290648  # [   63.266586] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3e24337473

 5935 00:34:26.300321  # [   63.274874] RDX: 000000000000000b RSI: 00007f3e2422b000 RDI: 0000000000000001

 5936 00:34:26.307036  # [   63.283170] RBP: 00007f3e2422b000 R08: 00007f3e2422a010 R09: 0000000000000000

 5937 00:34:26.316738  # [   63.291467] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5938 00:34:26.323493  # [   63.299758] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5939 00:34:26.327009  # WRITE_KERN: saw 'call trace:': ok

 5940 00:34:26.330156  ok 41 selftests: lkdtm: WRITE_KERN.sh

 5941 00:34:26.337014  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5942 00:34:26.343670  # [   63.753736] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5943 00:34:26.349847  # [   63.764240] lkdtm: attempting good refcount_inc() without overflow

 5944 00:34:26.356371  # [   63.777732] lkdtm: attempting bad refcount_inc() overflow

 5945 00:34:26.359646  # [   63.790362] ------------[ cut here ]------------

 5946 00:34:26.366169  # [   63.802100] refcount_t: saturated; leaking memory.

 5947 00:34:26.376161  # [   63.814068] WARNING: CPU: 3 PID: 2008 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5948 00:34:26.416133  # [   63.830005] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5949 00:34:26.425904  # [   63.876438] CPU: 3 PID: 2008 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5950 00:34:26.432378  # [   63.891646] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5951 00:34:26.439104  # [   63.904854] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5952 00:34:26.459251  # [   63.917242] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 5953 00:34:26.465674  # [   63.944875] RSP: 0018:ffffac8042657e48 EFLAGS: 00010286

 5954 00:34:26.472345  # [   63.957269] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5955 00:34:26.482239  # [   63.971809] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 5956 00:34:26.488844  # [   63.986387] RBP: ffffffffa1982af5 R08: 0000000000000000 R09: 0000000000000000

 5957 00:34:26.498739  # [   64.000917] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5958 00:34:26.505628  # [   64.015492] R13: ffffac8042657f10 R14: ffffac8042657f10 R15: ffff8df4c62c4000

 5959 00:34:26.515311  # [   64.030021] FS:  00007f73501f5580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 5960 00:34:26.521790  # [   64.045707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5961 00:34:26.531920  # [   64.058923] CR2: 00007f734ffff000 CR3: 00000001066c6000 CR4: 00000000003506e0

 5962 00:34:26.532062  # [   64.073226] Call Trace:

 5963 00:34:26.538634  # [   64.082681]  ? __warn+0x80/0x110

 5964 00:34:26.542119  # [   64.092695]  ? refcount_warn_saturate+0x51/0x110

 5965 00:34:26.545127  # [   64.104428]  ? report_bug+0x9e/0xc0

 5966 00:34:26.551417  # [   64.114949]  ? handle_bug+0x41/0x90

 5967 00:34:26.555329  # [   64.125336]  ? exc_invalid_op+0x14/0x70

 5968 00:34:26.561729  # [   64.136204]  ? asm_exc_invalid_op+0x12/0x20

 5969 00:34:26.565003  # [   64.147434]  ? refcount_warn_saturate+0x51/0x110

 5970 00:34:26.571470  # [   64.159137]  ? refcount_warn_saturate+0x51/0x110

 5971 00:34:26.574865  # [   64.170847]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5972 00:34:26.581456  # [   64.182795]  direct_entry.cold+0x2c/0x38

 5973 00:34:26.584808  # [   64.193714]  full_proxy_write+0x56/0x80

 5974 00:34:26.588020  # [   64.204580]  vfs_write+0xea/0x3b0

 5975 00:34:26.594536  # [   64.214814]  ksys_write+0x68/0xf0

 5976 00:34:26.597913  # [   64.225134]  do_syscall_64+0x33/0x40

 5977 00:34:26.604190  # [   64.235611]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5978 00:34:26.607683  # [   64.247847] RIP: 0033:0x7f735010b473

 5979 00:34:26.614349  # [   64.258370<6>[   67.673782] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5980 00:34:26.627524  ] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb<6>[   67.681977] lkdtm: attempting good refcount_dec()

 5981 00:34:26.640603   b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 <6>[   67.693848] lkdtm: attempting bad refcount_dec() to zero

 5982 00:34:26.650854  0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89<4>[   67.706326] ------------[ cut here ]------------

 5983 00:34:26.654513   54 24 18

 5984 00:34:26.664138  # [   64.286009] RSP: 002b:00007ffed71e5228 EFLAGS: 0<4>[   67.718282] refcount_t: decrement hit 0; leaking memory.

 5985 00:34:26.667318  0000246 ORIG_RAX: 0000000000000001

 5986 00:34:26.680471  # [   64.301015] RAX: ffffff<4>[   67.730677] WARNING: CPU: 3 PID: 2143 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5987 00:34:26.687146  ffffffffda RBX: 0000000000000016 RCX: 00007f735010b473

 5988 00:34:26.726584  # [   64<4>[   67.746718] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5989 00:34:26.743194  .315581] RDX: 0000000000000016 RSI: 00007f734ffff000 RDI: 000000<4>[   67.792966] CPU: 3 PID: 2143 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5990 00:34:26.743346  0000000001

 5991 00:34:26.756757  # [   64.330111] RBP: 00007f734ffff000 R08: 00007f73<4>[   67.808366] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5992 00:34:26.756906  4fffe010 R09: 0000000000000000

 5993 00:34:26.766645  # [   64.344677] R10: ffffffffff<4>[   67.821552] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5994 00:34:26.772921  fffbc5 R11: 0000000000000246 R12: 0000000000000001

 5995 00:34:26.795988  # [   64.359<4>[   67.833764] Code: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5996 00:34:26.806223  207] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000<4>[   67.861472] RSP: 0018:ffffac804285fe48 EFLAGS: 00010286

 5997 00:34:26.809544  020000

 5998 00:34:26.812901  # [   64.373793] irq event stamp: 0

 5999 00:34:26.822831  # [   64.383691] ha<4>[   67.873880] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6000 00:34:26.825927  rdirqs last  enabled at (0): [<0000000000000000>] 0x0

 6001 00:34:26.835718  # [   64.<4>[   67.888425] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6002 00:34:26.852253  397372] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy<4>[   67.902950] RBP: ffffffffa1982b21 R08: 0000000000000000 R09: 0000000000000000

 6003 00:34:26.852403  _process+0x65c/0x20e0

 6004 00:34:26.865470  # [   64.413079] softirqs last  enabled a<4>[   67.917512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6005 00:34:26.872056  t (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6006 00:34:26.878666  # [   64.<4>[   67.932031] R13: ffffac804285ff10 R14: ffffac804285ff10 R15: ffff8df4c5bae000

 6007 00:34:26.885535  428822] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6008 00:34:26.895181  <4>[   67.946621] FS:  00007f5572b77580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6009 00:34:26.895439  

 6010 00:34:26.902090  # [   64.442367] ---[ end trace 68c4bcfb3b2027d5 ]---

 6011 00:34:26.908584  # [   64<4>[   67.962219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6012 00:34:26.911819  .454093] lkdtm: Overflow detected: saturated

 6013 00:34:26.921771  # REFCOUNT_INC_OVE<4>[   67.975192] CR2: 00007f5572981000 CR3: 000000010604c000 CR4: 00000000003506e0

 6014 00:34:26.925063  RFLOW: saw 'call trace:': ok

 6015 00:34:26.931590  ok 42 selftests: lkdtm: REFCOUNT_I<4>[   67.989734] Call Trace:

 6016 00:34:26.935103  NC_OVERFLOW.sh

 6017 00:34:26.938266  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6018 00:34:26.941242  # <4>[   67.999044]  ? __warn+0x80/0x110

 6019 00:34:26.955017  [   64.786175] lkdtm: Performing direct entry REFCOUNT_ADD_OVERF<4>[   68.009225]  ? refcount_warn_saturate+0xfb/0x110

 6020 00:34:26.955187  LOW

 6021 00:34:26.964514  # [   64.796950] lkdtm: attempting good refcount_add() with<4>[   68.020965]  ? report_bug+0x9e/0xc0

 6022 00:34:26.967960  out overflow

 6023 00:34:26.974619  # [   64.804208] lkdtm: attempting bad refcount_ad<4>[   68.031415]  ? handle_bug+0x41/0x90

 6024 00:34:26.977965  d() overflow

 6025 00:34:26.987916  # [   64.810570] ------------[ cut here ]---------<4>[   68.041865]  ? exc_invalid_op+0x14/0x70

 6026 00:34:26.988053  ---

 6027 00:34:26.991192  # [   64.822281] refcount_t: saturated; leaking memory.

 6028 00:34:26.997443  # <4>[   68.052750]  ? asm_exc_invalid_op+0x12/0x20

 6029 00:34:27.007319  [   64.828017] WARNING: CPU: 2 PID: 2041 at lib/refcount.c:22 re<4>[   68.063989]  ? refcount_warn_saturate+0xfb/0x110

 6030 00:34:27.010869  fcount_warn_saturate+0x51/0x110

 6031 00:34:27.021211  # [   64.843985] Modules linked<4>[   68.075679]  ? refcount_warn_saturate+0xfb/0x110

 6032 00:34:27.031161   in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charge<4>[   68.087426]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6033 00:34:27.044086  r cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar<4>[   68.098793]  direct_entry.cold+0x2c/0x38

 6034 00:34:27.054107   cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_<4>[   68.109876]  full_proxy_write+0x56/0x80

 6035 00:34:27.063696  v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videob<4>[   68.120658]  vfs_write+0xea/0x3b0

 6036 00:34:27.073395  uf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress s<4>[   68.130852]  ksys_write+0x68/0xf0

 6037 00:34:27.080335  nd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6038 00:34:27.087011  # [ <4>[   68.141160]  do_syscall_64+0x33/0x40

 6039 00:34:27.096810    64.890481] CPU: 2 PID: 2041 Comm: cat Tainted: G      D W     <4>[   68.151636]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6040 00:34:27.099957      5.10.204-cip41 #1

 6041 00:34:27.106586  # [   64.905711] Hardware name: Google Co<4>[   68.163971] RIP: 0033:0x7f5572a8d473

 6042 00:34:27.109959  ral/Coral, BIOS  09/29/2020

 6043 00:34:27.136147  # [   64.912671] RIP: 0010:refcount<4>[   68.174401] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6044 00:34:27.139454  _warn_saturate+0x51/0x110

 6045 00:34:27.149582  # [   64.918845] Code: 84 bc 00 00 00<4>[   68.202137] RSP: 002b:00007fff5cfe68a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6046 00:34:27.166135   c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 <4>[   68.217034] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5572a8d473

 6047 00:34:27.179148  e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc<4>[   68.231682] RDX: 0000000000000012 RSI: 00007f5572981000 RDI: 0000000000000001

 6048 00:34:27.186046   cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 6049 00:34:27.195928  # [   64.94<4>[   68.246112] RBP: 00007f5572981000 R08: 00007f5572980010 R09: 0000000000000000

 6050 00:34:27.199141  0203] RSP: 0018:ffffac80426cfe48 EFLAGS: 00010286

 6051 00:34:27.208777  # [   64.9463<4>[   68.260685] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6052 00:34:27.222001  72] RAX: 0000000000000000 RBX: 000000000000002c RCX: 00000000000<4>[   68.275212] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6053 00:34:27.225386  00000

 6054 00:34:27.231836  # [   64.960905] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1b<4>[   68.289760] irq event stamp: 0

 6055 00:34:27.235578  f50 RDI: ffff8df53bd1bf50

 6056 00:34:27.248650  # [   64.969216] RBP: ffffffffa1982b0<4>[   68.299717] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6057 00:34:27.252008  b R08: 0000000000000000 R09: 0000000000000000

 6058 00:34:27.261771  # [   64.977526] <4>[   68.313335] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6059 00:34:27.278227  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001<4>[   68.329036] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6060 00:34:27.278376  6

 6061 00:34:27.291252  # [   64.985837] R13: ffffac80426cff10 R14: ffffac80426cff10 <4>[   68.344745] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6062 00:34:27.294742  R15: ffff8df4c5943000

 6063 00:34:27.304598  # [   64.994151] FS:  00007fec37a7e580(00<4>[   68.358298] ---[ end trace 68c4bcfb3b2027d9 ]---

 6064 00:34:27.307772  00) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 6065 00:34:27.314468  # [   65.0<6>[   68.370026] lkdtm: Zero detected: saturated

 6066 00:34:27.321102  03522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6067 00:34:27.327930  # [   65.010272] CR2: 00007fec37888000 CR3: 00000001032de000 CR4: 00000000003506e0

 6068 00:34:27.331087  # [   65.018582] Call Trace:

 6069 00:34:27.334281  # [   65.021646]  ? __warn+0x80/0x110

 6070 00:34:27.340841  # [   65.025579]  ? refcount_warn_saturate+0x51/0x110

 6071 00:34:27.344329  # [   65.031072]  ? report_bug+0x9e/0xc0

 6072 00:34:27.347609  # [   65.035301]  ? handle_bug+0x41/0x90

 6073 00:34:27.354334  # [   65.039527]  ? exc_invalid_op+0x14/0x70

 6074 00:34:27.357442  # [   65.044142]  ? asm_exc_invalid_op+0x12/0x20

 6075 00:34:27.364479  # [   65.049153]  ? refcount_warn_saturate+0x51/0x110

 6076 00:34:27.370723  # [   65.054632]  ? refcount_warn_saturate+0x51/0x110

 6077 00:34:27.373897  # [   65.060124]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6078 00:34:27.380554  # [   65.065812]  direct_entry.cold+0x2c/0x38

 6079 00:34:27.383917  # [   65.070529]  full_proxy_write+0x56/0x80

 6080 00:34:27.387443  # [   65.075149]  vfs_write+0xea/0x3b0

 6081 00:34:27.390582  # [   65.079184]  ksys_write+0x68/0xf0

 6082 00:34:27.397210  # [   65.083219]  do_syscall_64+0x33/0x40

 6083 00:34:27.400396  # [   65.087544]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6084 00:34:27.406793  # [   65.093520] RIP: 0033:0x7fec37994473

 6085 00:34:27.427052  # [   65.097838] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6086 00:34:27.436686  # [   65.125437] RSP: 002b:00007ffc3fcf4b98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6087 00:34:27.443793  # [   65.134246] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fec37994473

 6088 00:34:27.453640  # [   65.142562] RDX: 0000000000000016 RSI: 00007fec37888000 RDI: 0000000000000001

 6089 00:34:27.460049  # [   65.150880] RBP: 00007fec37888000 R08: 00007fec37887010 R09: 0000000000000000

 6090 00:34:27.470003  # [   65.159196] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6091 00:34:27.476466  # [   65.167508] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6092 00:34:27.479785  # [   65.175834] irq event stamp: 0

 6093 00:34:27.486682  # [   65.179570] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6094 00:34:27.496587  # [   65.186907] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6095 00:34:27.506529  # [   65.196393] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6096 00:34:27.512900  # [   65.212116] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6097 00:34:27.519280  # [   65.219456] ---[ end trace 68c4bcfb3b2027d6 ]---

 6098 00:34:27.522547  # [   65.231186] lkdtm: Overflow detected: saturated

 6099 00:34:27.529262  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6100 00:34:27.532537  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6101 00:34:27.539168  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6102 00:34:27.546124  # [   65.564138] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6103 00:34:27.552559  # [   65.575199] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6104 00:34:27.559137  # [   65.588684] ------------[ cut here ]------------

 6105 00:34:27.565766  # [   65.600435] refcount_t: saturated; leaking memory.

 6106 00:34:27.575740  # [   65.612434] WARNING: CPU: 3 PID: 2074 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6107 00:34:27.615511  # [   65.628381] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6108 00:34:27.621808  # [   65.674753] CPU: 3 PID: 2074 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6109 00:34:27.628439  # [   65.689944] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6110 00:34:27.635206  # [   65.703128] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6111 00:34:27.658443  # [   65.715544] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 6112 00:34:27.661905  # [   65.743128] RSP: 0018:ffffac804273fe38 EFLAGS: 00010282

 6113 00:34:27.671864  # [   65.755506] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6114 00:34:27.678380  # [   65.770054] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6115 00:34:27.687983  # [   65.784575] RBP: ffffffffa1982748 R08: 0000000000000000 R09: 0000000000000000

 6116 00:34:27.695107  # [   65.799<6>[   68.751612] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6117 00:34:27.708060  113] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000<6>[   68.762484] lkdtm: attempting bad refcount_dec() below zero

 6118 00:34:27.711446  00001f

 6119 00:34:27.721437  # [   65.813672] R13: ffffac804273ff10 R14: ffffac804273<4>[   68.775267] ------------[ cut here ]------------

 6120 00:34:27.724451  ff10 R15: ffff8df4c2915000

 6121 00:34:27.734603  # [   65.828191] FS:  00007f12cf2285<4>[   68.786975] refcount_t: decrement hit 0; leaking memory.

 6122 00:34:27.737972  80(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6123 00:34:27.747606  # [  <4>[   68.799601] WARNING: CPU: 3 PID: 2179 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6124 00:34:27.754216   65.843836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6125 00:34:27.794317  #<4>[   68.815545] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6126 00:34:27.810431   [   65.856869] CR2: 00007f12cf032000 CR3: 0000000103078000 CR4:<4>[   68.861946] CPU: 3 PID: 2179 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6127 00:34:27.813789   00000000003506e0

 6128 00:34:27.817018  # [   65.871658] Call Trace:

 6129 00:34:27.823888  # [   65.880718<4>[   68.877164] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6130 00:34:27.826996  ]  ? __warn+0x80/0x110

 6131 00:34:27.837203  # [   65.891008]  ? refcount_warn_satura<4>[   68.890350] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6132 00:34:27.837342  te+0x97/0x110

 6133 00:34:27.843386  # [   65.902560]  ? report_bug+0x9e/0xc0

 6134 00:34:27.863355  # [   6<4>[   68.902747] Code: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6135 00:34:27.866671  5.913062]  ? handle_bug+0x41/0x90

 6136 00:34:27.876714  # [   65.923454]  ? exc_inval<4>[   68.930384] RSP: 0018:ffffac80428f7e48 EFLAGS: 00010286

 6137 00:34:27.876855  id_op+0x14/0x70

 6138 00:34:27.890020  # [   65.934324]  ? asm_exc_invalid_op+0x12/0x2<4>[   68.942757] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6139 00:34:27.890164  0

 6140 00:34:27.896664  # [   65.945519]  ? refcount_warn_saturate+0x97/0x110

 6141 00:34:27.906060  # [   <4>[   68.957319] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6142 00:34:27.909679  65.957250]  ? refcount_warn_saturate+0x97/0x110

 6143 00:34:27.919543  # [   65.968900<4>[   68.971835] RBP: ffffffffa1982b33 R08: 0000000000000000 R09: 0000000000000000

 6144 00:34:27.926129  ]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6145 00:34:27.935969  # [   65.98170<4>[   68.986402] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6146 00:34:27.938976  4]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6147 00:34:27.949397  # [   65.994<4>[   69.000930] R13: ffffac80428f7f10 R14: ffffac80428f7f10 R15: ffff8df4c2c41000

 6148 00:34:27.952748  420]  direct_entry.cold+0x2c/0x38

 6149 00:34:27.965892  # [   66.005425]  full_proxy_<4>[   69.015485] FS:  00007fe1dc726580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6150 00:34:27.966043  write+0x56/0x80

 6151 00:34:27.968885  # [   66.016211]  vfs_write+0xea/0x3b0

 6152 00:34:27.979233  # [   6<4>[   69.031126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6153 00:34:27.982203  6.026484]  ksys_write+0x68/0xf0

 6154 00:34:27.992081  # [   66.036705]  do_syscall_64<4>[   69.044140] CR2: 00007fe1dc530000 CR3: 000000010615e000 CR4: 00000000003506e0

 6155 00:34:27.992216  +0x33/0x40

 6156 00:34:28.002112  # [   66.047301]  entry_SYSCALL_64_after_hwframe+0x6<4>[   69.059025] Call Trace:

 6157 00:34:28.002246  2/0xc7

 6158 00:34:28.005341  # [   66.059449] RIP: 0033:0x7f12cf13e473

 6159 00:34:28.011811  # [   66.0700<4>[   69.068231]  ? __warn+0x80/0x110

 6160 00:34:28.025052  32] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff <4>[   69.078284]  ? refcount_warn_saturate+0xfb/0x110

 6161 00:34:28.034906  eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 0<4>[   69.089990]  ? report_bug+0x9e/0xc0

 6162 00:34:28.044628  0 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 <4>[   69.100407]  ? handle_bug+0x41/0x90

 6163 00:34:28.044774  89 54 24 18

 6164 00:34:28.054873  # [   66.097593] RSP: 002b:00007fffab8dd1c8 EFLAGS:<4>[   69.110757]  ? exc_invalid_op+0x14/0x70

 6165 00:34:28.058286   00000246 ORIG_RAX: 0000000000000001

 6166 00:34:28.067936  # [   66.112662] RAX: ffff<4>[   69.121691]  ? asm_exc_invalid_op+0x12/0x20

 6167 00:34:28.071063  ffffffffffda RBX: 000000000000001f RCX: 00007f12cf13e473

 6168 00:34:28.077718  # [   <4>[   69.132826]  ? refcount_warn_saturate+0xfb/0x110

 6169 00:34:28.090903  66.127148] RDX: 000000000000001f RSI: 00007f12cf032000 RDI: 0000<4>[   69.144588]  ? refcount_warn_saturate+0xfb/0x110

 6170 00:34:28.091050  000000000001

 6171 00:34:28.100915  # [   66.141715] RBP: 00007f12cf032000 R08: 00007f<4>[   69.156257]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6172 00:34:28.104258  12cf031010 R09: 0000000000000000

 6173 00:34:28.114128  # [   66.156248] R10: ffffffff<4>[   69.168171]  direct_entry.cold+0x2c/0x38

 6174 00:34:28.117432  fffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6175 00:34:28.123923  # [   66.1<4>[   69.179139]  full_proxy_write+0x56/0x80

 6176 00:34:28.134056  70800] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000<4>[   69.189943]  vfs_write+0xea/0x3b0

 6177 00:34:28.134204  00020000

 6178 00:34:28.137206  # [   66.185342] irq event stamp: 0

 6179 00:34:28.143597  # [   66.195296] <4>[   69.200191]  ksys_write+0x68/0xf0

 6180 00:34:28.150216  hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6181 00:34:28.153691  # [   6<4>[   69.210437]  do_syscall_64+0x33/0x40

 6182 00:34:28.167114  6.208854] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] co<4>[   69.221009]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6183 00:34:28.170311  py_process+0x65c/0x20e0

 6184 00:34:28.176690  # [   66.224603] softirqs last  enabled<4>[   69.233191] RIP: 0033:0x7fe1dc63c473

 6185 00:34:28.183407   at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6186 00:34:28.206326  # [   6<4>[   69.243775] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6187 00:34:28.219756  6.240296] softirqs last disabled at (0): [<0000000000000000>] 0x<4>[   69.271354] RSP: 002b:00007fffada0c5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6188 00:34:28.219907  0

 6189 00:34:28.226117  # [   66.253881] ---[ end trace 68c4bcfb3b2027d7 ]---

 6190 00:34:28.236113  # [   <4>[   69.286406] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe1dc63c473

 6191 00:34:28.239340  66.265572] lkdtm: Overflow detected: saturated

 6192 00:34:28.249229  # REFCOUNT_INC_N<4>[   69.300982] RDX: 0000000000000016 RSI: 00007fe1dc530000 RDI: 0000000000000001

 6193 00:34:28.252697  OT_ZERO_OVERFLOW: saw 'call trace:': ok

 6194 00:34:28.262627  ok 44 selftests: lkdtm:<4>[   69.315547] RBP: 00007fe1dc530000 R08: 00007fe1dc52f010 R09: 0000000000000000

 6195 00:34:28.265533   REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6196 00:34:28.278880  # selftests: lkdtm: REFCOUNT<4>[   69.330101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6197 00:34:28.282454  _ADD_NOT_ZERO_OVERFLOW.sh

 6198 00:34:28.292204  # [   66.595100] lkdtm: Performing di<4>[   69.344635] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6199 00:34:28.295439  rect entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6200 00:34:28.301919  # [   66.603250] lkdt<4>[   69.359189] irq event stamp: 0

 6201 00:34:28.308337  m: attempting bad refcount_add_not_zero() overflow

 6202 00:34:28.314968  # [   66.616<4>[   69.369058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6203 00:34:28.321607  740] ------------[ cut here ]------------

 6204 00:34:28.331539  # [   66.628497] refc<4>[   69.382766] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6205 00:34:28.334953  ount_t: saturated; leaking memory.

 6206 00:34:28.348338  # [   66.640437] WARNING: CP<4>[   69.398348] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6207 00:34:28.361649  U: 3 PID: 2107 at lib/refcount.c:19 refcount_warn_saturate+0x97/<4>[   69.414057] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6208 00:34:28.361800  0x110

 6209 00:34:28.371196  # [   66.656643] Modules linked in: fuse ip_tables uvcvid<4>[   69.427602] ---[ end trace 68c4bcfb3b2027da ]---

 6210 00:34:28.384646  eo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_<6>[   69.439361] lkdtm: Negative detected: saturated

 6211 00:34:28.414268  debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6212 00:34:28.421334  # [   66.702940] CPU: 3 PID: 2107 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6213 00:34:28.427899  # [   66.718381] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6214 00:34:28.437783  # [   66.724806] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 6215 00:34:28.444298  # [   66.731294] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6216 00:34:28.447851  # [   66.748231] platform MX98357A:00: deferred probe pending

 6217 00:34:28.454338  # [   66.764505] pci 0000:00:1b.0: deferred probe pending

 6218 00:34:28.477434  # [   66.764651] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 6219 00:34:28.480735  # [   66.804383] RSP: 0018:ffffac80427c7e38 EFLAGS: 00010282

 6220 00:34:28.490619  # [   66.816764] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6221 00:34:28.497462  # [   66.831342] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6222 00:34:28.507050  # [   66.845873] RBP: ffffffffa1982768 R08: 0000000000000000 R09: 0000000000000000

 6223 00:34:28.513768  # [   66.860412] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6224 00:34:28.523851  # [   66.874971] R13: ffffac80427c7f10 R14: ffffac80427c7f10 R15: ffff8df4c3c2e000

 6225 00:34:28.533375  # [   66.889485] FS:  00007fe1bb87a580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6226 00:34:28.540437  # [   66.905127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6227 00:34:28.547052  # [   66.918089] CR2: 00007fe1bb684000 CR3: 0000000105944000 CR4: 00000000003506e0

 6228 00:34:28.550185  # [   66.932680] Call Trace:

 6229 00:34:28.553435  # [   66.941994]  ? __warn+0x80/0x110

 6230 00:34:28.559864  # [   66.952045]  ? refcount_warn_saturate+0x97/0x110

 6231 00:34:28.563438  # [   66.963896]  ? report_bug+0x9e/0xc0

 6232 00:34:28.566477  # [   66.974402]  ? handle_bug+0x41/0x90

 6233 00:34:28.573226  # [   66.984683]  ? exc_invalid_op+0x14/0x70

 6234 00:34:28.576463  # [   66.995577]  ? asm_exc_invalid_op+0x12/0x20

 6235 00:34:28.583480  # [   67.006769]  ? refcount_warn_saturate+0x97/0x110

 6236 00:34:28.586461  # [   67.018534]  ? refcount_warn_saturate+0x97/0x110

 6237 00:34:28.592996  # [   67.030167]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6238 00:34:28.600185  # [   67.042955]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6239 00:34:28.606212  # [   67.055651]  direct_entry.cold+0x2c/0x38

 6240 00:34:28.609895  # [   67.066645]  full_proxy_write+0x56/0x80

 6241 00:34:28.613259  # [   67.077452]  vfs_write+0xea/0x3b0

 6242 00:34:28.616159  # [   67.087723]  ksys_write+0x68/0xf0

 6243 00:34:28.619992  # [   67.097953]  do_syscall_64+0x33/0x40

 6244 00:34:28.626121  # [   67.108550]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6245 00:34:28.633256  # [   67.120706] RIP: 0033:0x7fe1bb790473

 6246 00:34:28.652684  # [   67.131310] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6247 00:34:28.662786  # [   67.158871] RSP: 002b:00007ffd1e5cfe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6248 00:34:28.669389  # [   67.173932] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe1bb790473

 6249 00:34:28.679027  # [   67.188431] RDX: 000000000000001f RSI: 00007fe1bb684000 RDI: 0000000000000001

 6250 00:34:28.685855  # [   67.203021] RBP: 00007fe1bb684000 R08: 00007fe1bb683010 R09: 0000000000000000

 6251 00:34:28.692178  # [   67.217521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6252 00:34:28.702175  # [   67.232099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6253 00:34:28.705454  # [   67.246639] irq event stamp: 0

 6254 00:34:28.712116  # [   67.256599] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6255 00:34:28.722292  # [   67.270156] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6256 00:34:28.735183  # [   67.285886] softirqs last  enabled at (0): [<fffff<6>[   69.787998] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6257 00:34:28.741768  <6>[   69.801899] lkdtm: attempting bad refcount_dec_and_test() below zero

 6258 00:34:28.748462  fff9f8fd6cc>] copy_process+0x65c/0x20e0

 6259 00:34:28.755161  # [   67.301617] softir<4>[   69.809358] ------------[ cut here ]------------

 6260 00:34:28.758435  qs last disabled at (0): [<0000000000000000>] 0x0

 6261 00:34:28.768473  # [   67.3151<4>[   69.821065] refcount_t: underflow; use-after-free.

 6262 00:34:28.771878  58] ---[ end trace 68c4bcfb3b2027d8 ]---

 6263 00:34:28.781496  # [   67.326864] lkdtm<4>[   69.833024] WARNING: CPU: 0 PID: 2215 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6264 00:34:28.784869  : Overflow detected: saturated

 6265 00:34:28.827661  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW<4>[   69.848991] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6266 00:34:28.831167  : saw 'call trace:': ok

 6267 00:34:28.844722  ok 45 selftests: lkdtm: REFCOUNT_ADD_NO<4>[   69.895470] CPU: 0 PID: 2215 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6268 00:34:28.847538  T_ZERO_OVERFLOW.sh

 6269 00:34:28.850891  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6270 00:34:28.857515  # <4>[   69.910719] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6271 00:34:28.864125  <4>[   69.923907] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6272 00:34:28.884234  <4>[   69.930084] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6273 00:34:28.890789  <4>[   69.951463] RSP: 0018:ffffac804297fe40 EFLAGS: 00010286

 6274 00:34:28.900498  <4>[   69.957637] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6275 00:34:28.906749  <4>[   69.965954] RDX: ffff8df53bc2c620 RSI: ffff8df53bc1bf50 RDI: ffff8df53bc1bf50

 6276 00:34:28.917142  <4>[   69.974269] RBP: ffffffffa1982788 R08: 0000000000000000 R09: 0000000000000000

 6277 00:34:28.923651  <4>[   69.982584] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6278 00:34:28.933054  <4>[   69.990899] R13: ffffac804297ff10 R14: ffffac804297ff10 R15: ffff8df4c65d8000

 6279 00:34:28.943336  <4>[   69.999217] FS:  00007fa53ebfb580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 6280 00:34:28.949799  <4>[   70.008598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6281 00:34:28.956487  [   67.673782] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6282 00:34:28.963188  <4>[   70.015357] CR2: 00007fa53ea05000 CR3: 0000000105ba6000 CR4: 00000000003506f0

 6283 00:34:28.966536  <4>[   70.029893] Call Trace:

 6284 00:34:28.970029  <4>[   70.032958]  ? __warn+0x80/0x110

 6285 00:34:28.976351  <4>[   70.036894]  ? refcount_warn_saturate+0xba/0x110

 6286 00:34:28.979645  <4>[   70.042387]  ? report_bug+0x9e/0xc0

 6287 00:34:28.986318  <4>[   70.046617]  ? handle_bug+0x41/0x90

 6288 00:34:28.989807  <4>[   70.050843]  ? exc_invalid_op+0x14/0x70

 6289 00:34:28.992562  <4>[   70.055453]  ? asm_exc_invalid_op+0x12/0x20

 6290 00:34:28.999428  <4>[   70.060467]  ? refcount_warn_saturate+0xba/0x110

 6291 00:34:29.006045  <4>[   70.065965]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6292 00:34:29.012715  <4>[   70.072434]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6293 00:34:29.016128  <4>[   70.078999]  direct_entry.cold+0x2c/0x38

 6294 00:34:29.022580  <4>[   70.083719]  full_proxy_write+0x56/0x80

 6295 00:34:29.022721  

 6296 00:34:29.029374  # [   67.681977] lkdtm: attempting good refcount_dec()

 6297 00:34:29.032710  # [   6<4>[   70.088339]  vfs_write+0xea/0x3b0

 6298 00:34:29.035758  <4>[   70.098595]  ksys_write+0x68/0xf0

 6299 00:34:29.042172  7.693848] lkdtm: attempting bad refcount_dec() to zero

 6300 00:34:29.045569  # [   67<4>[   70.102633]  do_syscall_64+0x33/0x40

 6301 00:34:29.052431  .706326] ------------[ cut here ]------------

 6302 00:34:29.058884  # [   67.718282] <4>[   70.113174]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6303 00:34:29.062088  refcount_t: decrement hit 0; leaking memory.

 6304 00:34:29.068749  # [   67.730677] W<4>[   70.125377] RIP: 0033:0x7fa53eb11473

 6305 00:34:29.091882  <4>[   70.135927] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6306 00:34:29.098447  <4>[   70.157308] RSP: 002b:00007ffcbbe24708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6307 00:34:29.108105  <4>[   70.166118] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa53eb11473

 6308 00:34:29.115033  <4>[   70.174431] RDX: 000000000000001f RSI: 00007fa53ea05000 RDI: 0000000000000001

 6309 00:34:29.125252  <4>[   70.182749] RBP: 00007fa53ea05000 R08: 00007fa53ea04010 R09: 0000000000000000

 6310 00:34:29.134632  <4>[   70.191066] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6311 00:34:29.141377  <4>[   70.199379] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6312 00:34:29.145074  <4>[   70.207708] irq event stamp: 0

 6313 00:34:29.151273  <4>[   70.211448] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6314 00:34:29.161265  <4>[   70.218796] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6315 00:34:29.170966  <4>[   70.228285] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6316 00:34:29.177539  <4>[   70.237771] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6317 00:34:29.184069  <4>[   70.245111] ---[ end trace 68c4bcfb3b2027db ]---

 6318 00:34:29.190881  <6>[   70.250602] lkdtm: Negative detected: saturated

 6319 00:34:29.197431  ARNING: CPU: 3 PID: 2143 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6320 00:34:29.237243  # [   67.746718] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6321 00:34:29.247113  # [   67.792966] CPU: 3 PID: 2143 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6322 00:34:29.253523  # [   67.808366] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6323 00:34:29.260609  # [   67.821552] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6324 00:34:29.279984  # [   67.833764] Code: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6325 00:34:29.286744  # [   67.861472] RSP: 0018:ffffac804285fe48 EFLAGS: 00010286

 6326 00:34:29.293521  # [   67.873880] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6327 00:34:29.303150  # [   67.888425] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6328 00:34:29.309653  # [   67.902950] RBP: ffffffffa1982b21 R08: 0000000000000000 R09: 0000000000000000

 6329 00:34:29.319759  # [   67.917512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6330 00:34:29.326428  # [   67.932031] R13: ffffac804285ff10 R14: ffffac804285ff10 R15: ffff8df4c5bae000

 6331 00:34:29.336193  # [   67.946621] FS:  00007f5572b77580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6332 00:34:29.342993  # [   67.962219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6333 00:34:29.352844  # [   67.975192] CR2: 00007f5572981000 CR3: 000000010604c000 CR4: 00000000003506e0

 6334 00:34:29.356368  # [   67.989734] Call Trace:

 6335 00:34:29.359660  # [   67.999044]  ? __warn+0x80/0x110

 6336 00:34:29.362925  # [   68.009225]  ? refcount_warn_saturate+0xfb/0x110

 6337 00:34:29.369496  # [   68.020965]  ? report_bug+0x9e/0xc0

 6338 00:34:29.372866  # [   68.031415]  ? handle_bug+0x41/0x90

 6339 00:34:29.376153  # [   68.041865]  ? exc_invalid_op+0x14/0x70

 6340 00:34:29.382790  # [   68.052750]  ? asm_exc_invalid_op+0x12/0x20

 6341 00:34:29.386220  # [   68.063989]  ? refcount_warn_saturate+0xfb/0x110

 6342 00:34:29.392558  # [   68.075679]  ? refcount_warn_saturate+0xfb/0x110

 6343 00:34:29.396210  # [   68.087426]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6344 00:34:29.402504  # [   68.098793]  direct_entry.cold+0x2c/0x38

 6345 00:34:29.405885  # [   68.109876]  full_proxy_write+0x56/0x80

 6346 00:34:29.409164  # [   68.120658]  vfs_write+0xea/0x3b0

 6347 00:34:29.412610  # [   68.130852]  ksys_write+0x68/0xf0

 6348 00:34:29.419245  # [   68.141160]  do_syscall_64+0x33/0x40

 6349 00:34:29.425615  # [   68.151636]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6350 00:34:29.429153  # [   68.163971] RIP: 0033:0x7f5572a8d473

 6351 00:34:29.449051  # [   68.174401] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6352 00:34:29.458929  # [   68.202137] RSP: 002b:00007fff5cfe68a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6353 00:34:29.465641  # [   68.217034] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5572a8d473

 6354 00:34:29.475696  # [   68.231682] RDX: 0000000000000012 RSI: 00007f5572981000 RDI: 0000000000000001

 6355 00:34:29.482452  # [   68.246112] RBP: 00007f5572981000 R08: 00007f5572980010 R09: 0000000000000000

 6356 00:34:29.492264  # [   68.260685] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6357 00:34:29.498458  # [   68.275212] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6358 00:34:29.502090  # [   68.289760] irq event stamp: 0

 6359 00:34:29.508360  # [   68.299717] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6360 00:34:29.518599  # [   68.313335] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6361 00:34:29.528127  # [   68.329036] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6362 00:34:29.535284  # [   68.344745] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6363 00:34:29.541832  # [   68.358298] ---[ end trace 68c4bcfb3b2027d9 ]---

 6364 00:34:29.544889  # [   68.370026] lkdtm: Zero detected: saturated

 6365 00:34:29.551856  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6366 00:34:29.558136  ok 46 selft<6>[   70.614813] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6367 00:34:29.561613  ests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6368 00:34:29.574857  # selftests: lkdtm: REFCOUNT_<6>[   70.625816] lkdtm: attempting bad refcount_sub_and_test() below zero

 6369 00:34:29.574993  DEC_NEGATIVE.sh

 6370 00:34:29.584812  # [   68.751612] lkdtm: Performing direct entry<4>[   70.639458] ------------[ cut here ]------------

 6371 00:34:29.588067   REFCOUNT_DEC_NEGATIVE

 6372 00:34:29.598027  # [   68.762484] lkdtm: attempting bad r<4>[   70.651179] refcount_t: underflow; use-after-free.

 6373 00:34:29.598158  efcount_dec() below zero

 6374 00:34:29.614718  # [   68.775267] ------------[ cut her<4>[   70.663184] WARNING: CPU: 3 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6375 00:34:29.614856  e ]------------

 6376 00:34:29.661062  # [   68.786975] refcount_t: decrement hit 0; l<4>[   70.679092] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6377 00:34:29.661214  eaking memory.

 6378 00:34:29.674177  # [   68.799601] WARNING: CPU: 3 PID: 2179 at li<4>[   70.725521] CPU: 3 PID: 2251 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6379 00:34:29.680375  b/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6380 00:34:29.687333  # [   68.8155<4>[   70.740714] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6381 00:34:29.700532  45] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a<4>[   70.753910] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6382 00:34:29.726768   cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysf<4>[   70.766295] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6383 00:34:29.740031  s cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2<4>[   70.793921] RSP: 0018:ffffac80429f7e40 EFLAGS: 00010286

 6384 00:34:29.753484  _memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd<4>[   70.806301] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6385 00:34:29.770033  _soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_c<4>[   70.820860] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6386 00:34:29.783059  ore snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore co<4>[   70.835414] RBP: ffffffffa19827a8 R08: 0000000000000000 R09: 0000000000000000

 6387 00:34:29.786133  reboot_table

 6388 00:34:29.799583  # [   68.861946] CPU: 3 PID: 2179 Comm: cat Tainte<4>[   70.849938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6389 00:34:29.802819  d: G      D W         5.10.204-cip41 #1

 6390 00:34:29.813112  # [   68.877164] Hardwa<4>[   70.864508] R13: ffffac80429f7f10 R14: ffffac80429f7f10 R15: ffff8df4c3c92000

 6391 00:34:29.815879  re name: Google Coral/Coral, BIOS  09/29/2020

 6392 00:34:29.829391  # [   68.890350] <4>[   70.879023] FS:  00007f32bd7c6580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6393 00:34:29.832386  RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6394 00:34:29.842631  # [   68.902747] Co<4>[   70.894702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6395 00:34:29.855940  de: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc <4>[   70.907674] CR2: 00007f32bd5d0000 CR3: 0000000102c94000 CR4: 00000000003506e0

 6396 00:34:29.865315  cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 0<4>[   70.922437] Call Trace:

 6397 00:34:29.875670  0 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f <4>[   70.931513]  ? __warn+0x80/0x110

 6398 00:34:29.875840  00 8b

 6399 00:34:29.888618  # [   68.930384] RSP: 0018:ffffac80428f7e48 EFLAGS: 00010<4>[   70.941891]  ? refcount_warn_saturate+0xba/0x110

 6400 00:34:29.888800  286

 6401 00:34:29.898218  # [   68.942757] RAX: 0000000000000000 RBX: 000000000000003<4>[   70.953376]  ? report_bug+0x9e/0xc0

 6402 00:34:29.898384  0 RCX: 0000000000000000

 6403 00:34:29.908253  # [   68.957319] RDX: ffff8df53bdac620 <4>[   70.963936]  ? handle_bug+0x41/0x90

 6404 00:34:29.911421  RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6405 00:34:29.918345  # [   68.971835] RB<4>[   70.974256]  ? exc_invalid_op+0x14/0x70

 6406 00:34:29.925001  P: ffffffffa1982b33 R08: 0000000000000000 R09: 0000000000000000

 6407 00:34:29.931518  <4>[   70.985144]  ? asm_exc_invalid_op+0x12/0x20

 6408 00:34:29.931647  

 6409 00:34:29.941677  # [   68.986402] R10: 00000000ffffe000 R11: 3fffffffffffffff R1<4>[   70.996388]  ? refcount_warn_saturate+0xba/0x110

 6410 00:34:29.944457  2: 0000000000000016

 6411 00:34:29.954858  # [   69.000930] R13: ffffac80428f7f10 R14:<4>[   71.008038]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6412 00:34:29.958230   ffffac80428f7f10 R15: ffff8df4c2c41000

 6413 00:34:29.967667  # [   69.015485] FS:  0<4>[   71.020847]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6414 00:34:29.978026  0007fe1dc726580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000<4>[   71.033647]  direct_entry.cold+0x2c/0x38

 6415 00:34:29.978162  000000

 6416 00:34:29.987482  # [   69.031126] CS:  0010 DS: 0000 ES: 0000 CR0: 000000<4>[   71.044571]  full_proxy_write+0x56/0x80

 6417 00:34:29.991194  0080050033

 6418 00:34:30.000972  # [   69.044140] CR2: 00007fe1dc530000 CR3: 00000001<4>[   71.055411]  vfs_write+0xea/0x3b0

 6419 00:34:30.001104  0615e000 CR4: 00000000003506e0

 6420 00:34:30.004003  # [   69.059025] Call Trace:

 6421 00:34:30.010584  # <4>[   71.065646]  ksys_write+0x68/0xf0

 6422 00:34:30.014384  [   69.068231]  ? __warn+0x80/0x110

 6423 00:34:30.020479  # [   69.078284]  ? refcoun<4>[   71.075933]  do_syscall_64+0x33/0x40

 6424 00:34:30.023847  t_warn_saturate+0xfb/0x110

 6425 00:34:30.033885  # [   69.089990]  ? report_bug+0x9e/<4>[   71.086488]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6426 00:34:30.034030  0xc0

 6427 00:34:30.037225  # [   69.100407]  ? handle_bug+0x41/0x90

 6428 00:34:30.043753  # [   69.110757]<4>[   71.098712] RIP: 0033:0x7f32bd6dc473

 6429 00:34:30.047181    ? exc_invalid_op+0x14/0x70

 6430 00:34:30.070214  # [   69.121691]  ? asm_exc_invali<4>[   71.109243] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6431 00:34:30.073659  d_op+0x12/0x20

 6432 00:34:30.086965  # [   69.132826]  ? refcount_warn_saturate+0xfb/<4>[   71.136844] RSP: 002b:00007fff2a04ce08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6433 00:34:30.087100  0x110

 6434 00:34:30.090254  # [   69.144588]  ? refcount_warn_saturate+0xfb/0x110

 6435 00:34:30.100098  # <4>[   71.151917] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f32bd6dc473

 6436 00:34:30.106725  [   69.156257]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6437 00:34:30.113251  # [   69.<4>[   71.166349] RDX: 000000000000001f RSI: 00007f32bd5d0000 RDI: 0000000000000001

 6438 00:34:30.119688  168171]  direct_entry.cold+0x2c/0x38

 6439 00:34:30.129678  # [   69.179139]  full_pro<4>[   71.180852] RBP: 00007f32bd5d0000 R08: 00007f32bd5cf010 R09: 0000000000000000

 6440 00:34:30.129811  xy_write+0x56/0x80

 6441 00:34:30.136437  # [   69.189943]  vfs_write+0xea/0x3b0

 6442 00:34:30.142839  # [ <4>[   71.195350] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6443 00:34:30.146402    69.200191]  ksys_write+0x68/0xf0

 6444 00:34:30.159192  # [   69.210437]  do_syscall<4>[   71.209887] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6445 00:34:30.159324  _64+0x33/0x40

 6446 00:34:30.169537  # [   69.221009]  entry_SYSCALL_64_after_hwframe+<4>[   71.224471] irq event stamp: 0

 6447 00:34:30.169673  0x62/0xc7

 6448 00:34:30.172586  # [   69.233191] RIP: 0033:0x7fe1dc63c473

 6449 00:34:30.182400  # [   69.2<4>[   71.234382] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6450 00:34:30.198741  43775] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff <4>[   71.247952] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6451 00:34:30.211948  ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 0<4>[   71.263673] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6452 00:34:30.225346  0 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 <4>[   71.279371] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6453 00:34:30.228639  48 89 54 24 18

 6454 00:34:30.238855  # [   69.271354] RSP: 002b:00007fffada0c5d8 EFLA<4>[   71.292985] ---[ end trace 68c4bcfb3b2027dc ]---

 6455 00:34:30.241647  GS: 00000246 ORIG_RAX: 0000000000000001

 6456 00:34:30.248258  # [   69.286406] RAX: f<6>[   71.304693] lkdtm: Negative detected: saturated

 6457 00:34:30.255160  fffffffffffffda RBX: 0000000000000016 RCX: 00007fe1dc63c473

 6458 00:34:30.265049  # [   69.300982] RDX: 0000000000000016 RSI: 00007fe1dc530000 RDI: 0000000000000001

 6459 00:34:30.271410  # [   69.315547] RBP: 00007fe1dc530000 R08: 00007fe1dc52f010 R09: 0000000000000000

 6460 00:34:30.281526  # [   69.330101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6461 00:34:30.288005  # [   69.344635] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6462 00:34:30.291387  # [   69.359189] irq event stamp: 0

 6463 00:34:30.297977  # [   69.369058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6464 00:34:30.308240  # [   69.382766] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6465 00:34:30.318073  # [   69.398348] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6466 00:34:30.324538  # [   69.414057] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6467 00:34:30.331073  # [   69.427602] ---[ end trace 68c4bcfb3b2027da ]---

 6468 00:34:30.334451  # [   69.439361] lkdtm: Negative detected: saturated

 6469 00:34:30.341173  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6470 00:34:30.347922  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6471 00:34:30.351286  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6472 00:34:30.361244  # [   69.787998] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6473 00:34:30.367845  # [   69.801899] lkdtm: attempting bad refcount_dec_and_test() below zero

 6474 00:34:30.374372  # [   69.809358] ------------[ cut here ]------------

 6475 00:34:30.377636  # [   69.821065] refcount_t: underflow; use-after-free.

 6476 00:34:30.387527  # [   69.833024] WARNING: CPU: 0 PID: 2215 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6477 00:34:30.427301  # [   69.848991] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6478 00:34:30.436908  # [   69.895470] CPU: 0 PID: 2215 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6479 00:34:30.443608  # [   69.910719] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6480 00:34:30.450127  # [   69.923907] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6481 00:34:30.470281  # [   69.930084] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6482 00:34:30.476962  # [   69.951463] RSP: 0018:ffffac804297fe40 EFLAGS: 00010286

 6483 00:34:30.486856  # [   69.957637] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6484 00:34:30.493614  # [   69.965954] RDX: ffff8df53bc2c620 RSI: ffff8df53bc1bf50 RDI: ffff8df53bc1bf50

 6485 00:34:30.503384  # [   69.974269] RBP: ffffffffa1982788 R08: 0000000000000000 R09: 0000000000000000

 6486 00:34:30.510144  # [   69.982584] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6487 00:34:30.519645  # [   69.990899] R13: ffffac804297ff10 R14: ffffac804297ff10 R15: ffff8df4c65d8000

 6488 00:34:30.526648  # [   69.999217] FS:  00007fa53ebfb580(0000) GS:ffff8df53bc00000(0000) knlGS:0000000000000000

 6489 00:34:30.532967  # [   70.008598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6490 00:34:30.543213  # [   70.015357] CR2: 00007fa53ea05000 CR3: 0000000105ba6000 CR4: 00000000003506f0

 6491 00:34:30.546279  # [   70.029893] Call Trace:

 6492 00:34:30.549395  # [   70.032958]  ? __warn+0x80/0x110

 6493 00:34:30.556059  # [   70.036894]  ? refcount_warn_saturate+0xba/0x110

 6494 00:34:30.559363  # [   70.042387]  ? report_bug+0x9e/0xc0

 6495 00:34:30.562664  # [   70.046617]  ? handle_bug+0x41/0x90

 6496 00:34:30.565988  # [   70.050843]  ? exc_invalid_op+0x14/0x70

 6497 00:34:30.572772  # [   70.055453]  ? asm_exc_invalid_op+0x12/0x20

 6498 00:34:30.576131  # [   70.060467]  ? refcount_warn_saturate+0xba/0x110

 6499 00:34:30.582784  # [   70.065965]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6500 00:34:30.589259  # [   70.072434]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6501 00:34:30.599274  # [   70.078999]  direct_entry<6>[   71.653893] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6502 00:34:30.605784  <6>[   71.666102] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6503 00:34:30.612495  <6>[   71.673563] lkdtm: Good: zero detected

 6504 00:34:30.615808  <6>[   71.678086] lkdtm: Correctly stayed at zero

 6505 00:34:30.618860  .cold+0x2c/0x38

 6506 00:34:30.622093  # [   70.083719]  full_proxy_write+0x56/0x80

 6507 00:34:30.629118  #<6>[   71.683088] lkdtm: attempting bad refcount_inc() from zero

 6508 00:34:30.635663  <4>[   71.695788] ------------[ cut here ]------------

 6509 00:34:30.638943   [   70.088339]  vfs_write+0xea/0x3b0

 6510 00:34:30.648658  # [   70.098595]  ksys_wr<4>[   71.701278] refcount_t: addition on 0; use-after-free.

 6511 00:34:30.648793  ite+0x68/0xf0

 6512 00:34:30.652135  # [   70.102633]  do_syscall_64+0x33/0x40

 6513 00:34:30.661791  # [   <4>[   71.713637] WARNING: CPU: 1 PID: 2284 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6514 00:34:30.668519  70.113174]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6515 00:34:30.708206  # [   70.1<4>[   71.729647] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6516 00:34:30.711564  25377] RIP: 0033:0x7fa53eb11473

 6517 00:34:30.724835  # [   70.135927] Code: 8b 15 21<4>[   71.776183] CPU: 1 PID: 2284 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6518 00:34:30.738271   2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 <4>[   71.791462] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6519 00:34:30.744748  <4>[   71.804646] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6520 00:34:30.764625  <4>[   71.810824] Code: 02 01 e8 79 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d a1 c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d

 6521 00:34:30.777458  8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00<4>[   71.832198] RSP: 0018:ffffac8042a87e48 EFLAGS: 00010286

 6522 00:34:30.787553  <4>[   71.844607] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6523 00:34:30.794183  <4>[   71.852932] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 6524 00:34:30.804290  <4>[   71.861264] RBP: ffffffffa1982b49 R08: 0000000000000000 R09: 0000000000000000

 6525 00:34:30.810367  <4>[   71.869584] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6526 00:34:30.820312  <4>[   71.877904] R13: ffffac8042a87f10 R14: ffffac8042a87f10 R15: ffff8df4c3aac000

 6527 00:34:30.830673  <4>[   71.886227] FS:  00007f96d7155580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 6528 00:34:30.837092  <4>[   71.895619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6529 00:34:30.840218   f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6530 00:34:30.850084  # [  <4>[   71.902382] CR2: 00007f96d6f5f000 CR3: 0000000103078000 CR4: 00000000003506e0

 6531 00:34:30.853515  <4>[   71.916932] Call Trace:

 6532 00:34:30.856743  <4>[   71.920009]  ? __warn+0x80/0x110

 6533 00:34:30.863394  <4>[   71.923952]  ? refcount_warn_saturate+0x74/0x110

 6534 00:34:30.866710  <4>[   71.929452]  ? report_bug+0x9e/0xc0

 6535 00:34:30.873301  <4>[   71.933693]  ? handle_bug+0x41/0x90

 6536 00:34:30.876507  <4>[   71.937929]  ? exc_invalid_op+0x14/0x70

 6537 00:34:30.879887  <4>[   71.942553]  ? asm_exc_invalid_op+0x12/0x20

 6538 00:34:30.886620  <4>[   71.947574]  ? refcount_warn_saturate+0x74/0x110

 6539 00:34:30.893126  <4>[   71.953076]  ? refcount_warn_saturate+0x74/0x110

 6540 00:34:30.896076  <4>[   71.958575]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6541 00:34:30.902600  <4>[   71.963894]  direct_entry.cold+0x2c/0x38

 6542 00:34:30.912410   70.157308] RSP: 002b:00007ffcbbe24708 EFLAGS: 00000246 ORIG_RAX<4>[   71.968627]  full_proxy_write+0x56/0x80

 6543 00:34:30.915819  : 0000000000000001

 6544 00:34:30.922533  # [   70.166118] RAX: ffffffffffffffda RBX: <4>[   71.979482]  vfs_write+0xea/0x3b0

 6545 00:34:30.928936  <4>[   71.989747]  ksys_write+0x68/0xf0

 6546 00:34:30.932266  <4>[   71.993795]  do_syscall_64+0x33/0x40

 6547 00:34:30.939177  <4>[   71.998132]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6548 00:34:30.942227  <4>[   72.004121] RIP: 0033:0x7f96d706b473

 6549 00:34:30.961990  <4>[   72.008451] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6550 00:34:30.971873  <4>[   72.029830] RSP: 002b:00007fff60bc1088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6551 00:34:30.982293  <4>[   72.038646] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f96d706b473

 6552 00:34:30.988368  <4>[   72.046966] RDX: 0000000000000012 RSI: 00007f96d6f5f000 RDI: 0000000000000001

 6553 00:34:30.998598  <4>[   72.055288] RBP: 00007f96d6f5f000 R08: 00007f96d6f5e010 R09: 0000000000000000

 6554 00:34:31.005155  <4>[   72.063611] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6555 00:34:31.014675  <4>[   72.071934] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6556 00:34:31.018073  <4>[   72.080278] irq event stamp: 0

 6557 00:34:31.024732  <4>[   72.084020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6558 00:34:31.028028  000000000000001f RCX: 00007fa53eb11473

 6559 00:34:31.041508  # [   70.174431] RDX: 00<4>[   72.091371] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6560 00:34:31.051390  <4>[   72.107091] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6561 00:34:31.057668  <4>[   72.116583] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6562 00:34:31.064483  <4>[   72.123924] ---[ end trace 68c4bcfb3b2027dd ]---

 6563 00:34:31.068019  0000000000001f RSI: 00007fa53ea05000 RDI: 0000000000000001

 6564 00:34:31.074226  # [ <6>[   72.129419] lkdtm: Zero detected: saturated

 6565 00:34:31.080866    70.182749] RBP: 00007fa53ea05000 R08: 00007fa53ea04010 R09: 0000000000000000

 6566 00:34:31.090784  # [   70.191066] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6567 00:34:31.097414  # [   70.199379] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6568 00:34:31.100905  # [   70.207708] irq event stamp: 0

 6569 00:34:31.110929  # [   70.211448] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6570 00:34:31.117671  # [   70.218796] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6571 00:34:31.127636  # [   70.228285] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6572 00:34:31.134075  # [   70.237771] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6573 00:34:31.140708  # [   70.245111] ---[ end trace 68c4bcfb3b2027db ]---

 6574 00:34:31.147041  # [   70.250602] lkdtm: Negative detected: saturated

 6575 00:34:31.153803  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6576 00:34:31.160108  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6577 00:34:31.163738  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6578 00:34:31.173795  # [   70.614813] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6579 00:34:31.180212  # [   70.625816] lkdtm: attempting bad refcount_sub_and_test() below zero

 6580 00:34:31.183513  # [   70.639458] ------------[ cut here ]------------

 6581 00:34:31.190175  # [   70.651179] refcount_t: underflow; use-after-free.

 6582 00:34:31.199873  # [   70.663184] WARNING: CPU: 3 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6583 00:34:31.239940  # [   70.679092] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6584 00:34:31.249582  # [   70.725521] CPU: 3 PID: 2251 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6585 00:34:31.256268  # [   70.740714] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6586 00:34:31.262707  # [   70.753910] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6587 00:34:31.282583  # [   70.766295] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6588 00:34:31.289215  # [   70.793921] RSP: 0018:ffffac80429f7e40 EFLAGS: 00010286

 6589 00:34:31.295849  # [   70.806301] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6590 00:34:31.305536  # [   70.820860] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6591 00:34:31.312191  # [   70.835414] RBP: ffffffffa19827a8 R08: 0000000000000000 R09: 0000000000000000

 6592 00:34:31.322102  # [   70.849938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6593 00:34:31.329064  # [   70.864508] R13: ffffac80429f7f10 R14: ffffac80429f7f10 R15: ffff8df4c3c92000

 6594 00:34:31.338943  # [   70.879023] FS:  00007f32bd7c6580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6595 00:34:31.345494  # [   70.894702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6596 00:34:31.355212  # [   70.907674] CR2: 00007f32bd5d0000 CR3: 0000000102c94000 CR4: 00000000003506e0

 6597 00:34:31.358816  # [   70.922437] Call Trace:

 6598 00:34:31.362176  # [   70.931513]  ? __warn+0x80/0x110

 6599 00:34:31.365302  # [   70.941891]  ? refcount_warn_saturate+0xba/0x110

 6600 00:34:31.371925  # [   70.953376]  ? report_bug+0x9e/0xc0

 6601 00:34:31.374993  # [   70.963936]  ? handle_bug+0x41/0x90

 6602 00:34:31.378189  # [   70.974256]  ? exc_invalid_op+0x14/0x70

 6603 00:34:31.384688  # [   70.985144]  ? asm_exc_invalid_op+0x12/0x20

 6604 00:34:31.388195  # [   70.996388]  ? refcount_warn_saturate+0xba/0x110

 6605 00:34:31.395014  # [   71.008038]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6606 00:34:31.401447  # [   71.020847]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6607 00:34:31.407946  # [   71.033647]  direct_entry.cold+0x2c/0x38

 6608 00:34:31.411234  # [   71.044571]  full_proxy_write+0x56/0x80

 6609 00:34:31.414768  # [   71.055411]  vfs_write+0xea/0x3b0

 6610 00:34:31.424673  # [   71.065646]  ksys_write<6>[   72.483231] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6611 00:34:31.424801  +0x68/0xf0

 6612 00:34:31.431376  # [   71.075933]  do_syscall_64+0x33/0x40

 6613 00:34:31.438107  # [   71.<6>[   72.490559] lkdtm: attempting safe refcount_add_not_zero() from zero

 6614 00:34:31.444787  086488]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6615 00:34:31.447762  # [   71.0987<6>[   72.504233] lkdtm: Good: zero detected

 6616 00:34:31.451276  12] RIP: 0033:0x7f32bd6dc473

 6617 00:34:31.460924  # [   71.109243] Code: 8b 15 21 2a<6>[   72.514958] lkdtm: Correctly stayed at zero

 6618 00:34:31.474145   0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b <6>[   72.526182] lkdtm: attempting bad refcount_add() from zero

 6619 00:34:31.484281  04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0<4>[   72.538932] ------------[ cut here ]------------

 6620 00:34:31.490395   ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6621 00:34:31.497273  # [   71<4>[   72.550638] refcount_t: addition on 0; use-after-free.

 6622 00:34:31.513676  .136844] RSP: 002b:00007fff2a04ce08 EFLAGS: 00000246 ORIG_RAX: 0<4>[   72.562978] WARNING: CPU: 3 PID: 2317 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6623 00:34:31.513826  000000000000001

 6624 00:34:31.560175  # [   71.151917] RAX: ffffffffffffffda RBX: 000<4>[   72.578951] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6625 00:34:31.563212  000000000001f RCX: 00007f32bd6dc473

 6626 00:34:31.573018  # [   71.166349] RDX: 00000<4>[   72.625384] CPU: 3 PID: 2317 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6627 00:34:31.579898  0000000001f RSI: 00007f32bd5d0000 RDI: 0000000000000001

 6628 00:34:31.586381  # [   7<4>[   72.640585] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6629 00:34:31.599603  1.180852] RBP: 00007f32bd5d0000 R08: 00007f32bd5cf010 R09: 00000<4>[   72.653784] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6630 00:34:31.602961  00000000000

 6631 00:34:31.626032  # [   71.195350] R10: fffffffffffffbc5 R11: 0000000<4>[   72.666168] Code: 02 01 e8 79 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d a1 c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d

 6632 00:34:31.629205  000000246 R12: 0000000000000001

 6633 00:34:31.639232  # [   71.209887] R13: 000000000<4>[   72.693802] RSP: 0018:ffffac8042b07e48 EFLAGS: 00010286

 6634 00:34:31.645918  0000001 R14: 0000000000020000 R15: 0000000000020000

 6635 00:34:31.655627  # [   71.22<4>[   72.706182] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6636 00:34:31.655757  4471] irq event stamp: 0

 6637 00:34:31.668917  # [   71.234382] hardirqs last  enable<4>[   72.720750] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6638 00:34:31.672323  d at (0): [<0000000000000000>] 0x0

 6639 00:34:31.682049  # [   71.247952] hardirqs la<4>[   72.735290] RBP: ffffffffa1982b5b R08: 0000000000000000 R09: 0000000000000000

 6640 00:34:31.698500  st disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20<4>[   72.749855] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6641 00:34:31.698664  e0

 6642 00:34:31.711453  # [   71.263673] softirqs last  enabled at (0): [<ffffffff9f<4>[   72.764389] R13: ffffac8042b07f10 R14: ffffac8042b07f10 R15: ffff8df4c6206000

 6643 00:34:31.714719  8fd6cc>] copy_process+0x65c/0x20e0

 6644 00:34:31.727910  # [   71.279371] softirqs la<4>[   72.778986] FS:  00007f6034d57580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6645 00:34:31.731169  st disabled at (0): [<0000000000000000>] 0x0

 6646 00:34:31.741461  # [   71.292985] -<4>[   72.794829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6647 00:34:31.744347  --[ end trace 68c4bcfb3b2027dc ]---

 6648 00:34:31.754270  # [   71.304693] lkdtm: Neg<4>[   72.807560] CR2: 00007f6034b61000 CR3: 00000001064d2000 CR4: 00000000003506e0

 6649 00:34:31.758040  ative detected: saturated

 6650 00:34:31.764347  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw<4>[   72.822292] Call Trace:

 6651 00:34:31.767588   'Negative detected: saturated': ok

 6652 00:34:31.774289  ok 49 selftests: lkdtm: REF<4>[   72.831542]  ? __warn+0x80/0x110

 6653 00:34:31.777548  COUNT_SUB_AND_TEST_NEGATIVE.sh

 6654 00:34:31.787690  # selftests: lkdtm: REFCOUNT_INC<4>[   72.841562]  ? refcount_warn_saturate+0x74/0x110

 6655 00:34:31.787834  _ZERO.sh

 6656 00:34:31.797444  # [   71.653893] lkdtm: Performing direct entry REFCOU<4>[   72.853291]  ? report_bug+0x9e/0xc0

 6657 00:34:31.797606  NT_INC_ZERO

 6658 00:34:31.807084  # [   71.666102] lkdtm: attempting safe refcount_in<4>[   72.863903]  ? handle_bug+0x41/0x90

 6659 00:34:31.810550  c_not_zero() from zero

 6660 00:34:31.816982  # [   71.673563] lkdtm: Good: zero detec<4>[   72.874286]  ? exc_invalid_op+0x14/0x70

 6661 00:34:31.820220  ted

 6662 00:34:31.823617  # [   71.678086] lkdtm: Correctly stayed at zero

 6663 00:34:31.830705  # [   71.<4>[   72.885115]  ? asm_exc_invalid_op+0x12/0x20

 6664 00:34:31.837039  683088] lkdtm: attempting bad refcount_inc() from zero

 6665 00:34:31.839963  # [   71<4>[   72.896368]  ? refcount_warn_saturate+0x74/0x110

 6666 00:34:31.846991  .695788] ------------[ cut here ]------------

 6667 00:34:31.853228  # [   71.701278] <4>[   72.908077]  ? refcount_warn_saturate+0x74/0x110

 6668 00:34:31.856561  refcount_t: addition on 0; use-after-free.

 6669 00:34:31.863419  # [   71.713637] WAR<4>[   72.919752]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6670 00:34:31.876369  NING: CPU: 1 PID: 2284 at lib/refcount.c:25 refcount_warn_satura<4>[   72.931375]  direct_entry.cold+0x2c/0x38

 6671 00:34:31.876518  te+0x74/0x110

 6672 00:34:31.886315  # [   71.729647] Modules linked in: fuse ip_table<4>[   72.942247]  full_proxy_write+0x56/0x80

 6673 00:34:31.896346  s uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev <4>[   72.953100]  vfs_write+0xea/0x3b0

 6674 00:34:31.906221  cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger<4>[   72.963358]  ksys_write+0x68/0xf0

 6675 00:34:31.916340   videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_<4>[   72.973608]  do_syscall_64+0x33/0x40

 6676 00:34:31.929519  temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_us<4>[   72.984151]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6677 00:34:31.939357  bpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine r<4>[   72.996336] RIP: 0033:0x7f6034c6d473

 6678 00:34:31.945845  egmap_i2c chromeos_pstore coreboot_table

 6679 00:34:31.968949  # [   71.776183] CPU: <4>[   73.006749] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6680 00:34:31.982392  1 PID: 2284 Comm: cat Tainted: G      D W         5.10.204-cip41<4>[   73.034399] RSP: 002b:00007ffc3ba3d558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6681 00:34:31.982568   #1

 6682 00:34:31.998553  # [   71.791462] Hardware name: Google Coral/Coral, BIOS  0<4>[   73.049378] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6034c6d473

 6683 00:34:31.998704  9/29/2020

 6684 00:34:32.011731  # [   71.804646] RIP: 0010:refcount_warn_saturate+0x7<4>[   73.063897] RDX: 0000000000000012 RSI: 00007f6034b61000 RDI: 0000000000000001

 6685 00:34:32.011871  4/0x110

 6686 00:34:32.028224  # [   71.810824] Code: 02 01 e8 79 f1 c5 00 0f 0b c3 cc<4>[   73.078480] RBP: 00007f6034b61000 R08: 00007f6034b60010 R09: 0000000000000000

 6687 00:34:32.041486   cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d a1 c6 05 <4>[   73.092982] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6688 00:34:32.054678  75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 64 fb<4>[   73.107546] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6689 00:34:32.058224   16 02 00 75 a8 48 c7 c7 e8 d6 8d

 6690 00:34:32.064835  # [   71.832198] RSP: 0018:ff<4>[   73.122095] irq event stamp: 0

 6691 00:34:32.067768  ffac8042a87e48 EFLAGS: 00010286

 6692 00:34:32.077942  # [   71.844607] RAX: 000000000<4>[   73.132096] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6693 00:34:32.084397  0000000 RBX: 0000000000000033 RCX: 0000000000000000

 6694 00:34:32.094305  # [   71.85<4>[   73.145652] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6695 00:34:32.110718  2932] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53<4>[   73.161379] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6696 00:34:32.110862  bc9bf50

 6697 00:34:32.124083  # [   71.861264] RBP: ffffffffa1982b49 R08: 00000000000<4>[   73.177074] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6698 00:34:32.127388  00000 R09: 0000000000000000

 6699 00:34:32.137393  # [   71.869584] R10: 00000000ffffe<4>[   73.190608] ---[ end trace 68c4bcfb3b2027de ]---

 6700 00:34:32.140840  000 R11: 3fffffffffffffff R12: 0000000000000012

 6701 00:34:32.147463  # [   71.877904<6>[   73.202363] lkdtm: Zero detected: saturated

 6702 00:34:32.153814  ] R13: ffffac8042a87f10 R14: ffffac8042a87f10 R15: ffff8df4c3aac000

 6703 00:34:32.164014  # [   71.886227] FS:  00007f96d7155580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 6704 00:34:32.170265  # [   71.895619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6705 00:34:32.177015  # [   71.902382] CR2: 00007f96d6f5f000 CR3: 0000000103078000 CR4: 00000000003506e0

 6706 00:34:32.180589  # [   71.916932] Call Trace:

 6707 00:34:32.183582  # [   71.920009]  ? __warn+0x80/0x110

 6708 00:34:32.190401  # [   71.923952]  ? refcount_warn_saturate+0x74/0x110

 6709 00:34:32.193360  # [   71.929452]  ? report_bug+0x9e/0xc0

 6710 00:34:32.196788  # [   71.933693]  ? handle_bug+0x41/0x90

 6711 00:34:32.203272  # [   71.937929]  ? exc_invalid_op+0x14/0x70

 6712 00:34:32.206700  # [   71.942553]  ? asm_exc_invalid_op+0x12/0x20

 6713 00:34:32.213319  # [   71.947574]  ? refcount_warn_saturate+0x74/0x110

 6714 00:34:32.219936  # [   71.953076]  ? refcount_warn_saturate+0x74/0x110

 6715 00:34:32.223248  # [   71.958575]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6716 00:34:32.226959  # [   71.963894]  direct_entry.cold+0x2c/0x38

 6717 00:34:32.233402  # [   71.968627]  full_proxy_write+0x56/0x80

 6718 00:34:32.236765  # [   71.979482]  vfs_write+0xea/0x3b0

 6719 00:34:32.240038  # [   71.989747]  ksys_write+0x68/0xf0

 6720 00:34:32.243007  # [   71.993795]  do_syscall_64+0x33/0x40

 6721 00:34:32.249709  # [   71.998132]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6722 00:34:32.253387  # [   72.004121] RIP: 0033:0x7f96d706b473

 6723 00:34:32.276208  # [   72.008451] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6724 00:34:32.286087  # [   72.029830] RSP: 002b:00007fff60bc1088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6725 00:34:32.292705  # [   72.038646] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f96d706b473

 6726 00:34:32.299900  # [   72.046966] RDX: 0000000000000012 RSI: 00007f96d6f5f000 RDI: 0000000000000001

 6727 00:34:32.309673  # [   72.055288] RBP: 00007f96d6f5f000 R08: 00007f96d6f5e010 R09: 0000000000000000

 6728 00:34:32.315926  # [   72.063611] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6729 00:34:32.326418  # [   72.071934] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6730 00:34:32.329409  # [   72.080278] irq event stamp: 0

 6731 00:34:32.336013  # [   72.084020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6732 00:34:32.345930  # [   72.091371] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6733 00:34:32.355649  # [   72.107091] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6734 00:34:32.362401  # [   72.116583] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6735 00:34:32.368743  # [   72.123924] ---[ end trace 68c4bcfb3b2027dd ]---

 6736 00:34:32.372388  # [   72.129419] lkdtm: Zero detected: saturated

 6737 00:34:32.375596  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6738 00:34:32.382153  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6739 00:34:32.385620  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6740 00:34:32.392419  # [   72.483231] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6741 00:34:32.398993  # [   72.490559] lkdtm: attempting safe refcount_add_not_zero() from zero

 6742 00:34:32.402259  # [   72.504233] lkdtm: Good: zero detected

 6743 00:34:32.408906  # [   72.514958] lkdtm: Correctly stayed at zero

 6744 00:34:32.415035  # [   72.526182] lkdtm: attempting bad refcount_add() from zero

 6745 00:34:32.418800  # [   72.538932] ------------[ cut here ]------------

 6746 00:34:32.425185  # [   72.550638] refcount_t: addition on 0; use-after-free.

 6747 00:34:32.435006  # [   72.562978] WARNING: CPU: 3 PID: 2317 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6748 00:34:32.474886  # [   72.578951] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6749 00:34:32.484560  # [   72.625384] CPU: 3 PID: 2317 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6750 00:34:32.491279  # [   72.640585] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6751 00:34:32.497999  # [   72.653784] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6752 00:34:32.517847  # [   72.666168] Code: 02 01 e8 79 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d a1 c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d

 6753 00:34:32.524573  # [   72.693802] RSP: 0018:ffffac8042b07e48 EFLAGS: 00010286

 6754 00:34:32.534651  # [   72.706182] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6755 00:34:32.541211  # [   72.7<6>[   73.597773] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6756 00:34:32.554077  20750] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df5<6>[   73.607322] lkdtm: attempting bad refcount_inc() from saturated

 6757 00:34:32.554221  3bd9bf50

 6758 00:34:32.567240  # [   72.735290] RBP: ffffffffa1982b5b R08: 0000000000<4>[   73.620520] ------------[ cut here ]------------

 6759 00:34:32.567378  000000 R09: 0000000000000000

 6760 00:34:32.577277  # [   72.749855] R10: 00000000ffff<4>[   73.632225] refcount_t: saturated; leaking memory.

 6761 00:34:32.583945  e000 R11: 3fffffffffffffff R12: 0000000000000012

 6762 00:34:32.593865  # [   72.76438<4>[   73.644182] WARNING: CPU: 3 PID: 2353 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6763 00:34:32.639931  9] R13: ffffac8042b07f10 R14: ffffac8042b07f10 R15: ffff8df4c620<4>[   73.660203] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6764 00:34:32.640076  6000

 6765 00:34:32.656591  # [   72.778986] FS:  00007f6034d57580(0000) GS:ffff8df53b<4>[   73.706585] CPU: 3 PID: 2353 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6766 00:34:32.659849  d80000(0000) knlGS:0000000000000000

 6767 00:34:32.669758  # [   72.794829] CS:  0010 <4>[   73.721791] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6768 00:34:32.672923  DS: 0000 ES: 0000 CR0: 0000000080050033

 6769 00:34:32.679568  # [   72.807560] CR2: 0<4>[   73.734977] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6770 00:34:32.686064  0007f6034b61000 CR3: 00000001064d2000 CR4: 00000000003506e0

 6771 00:34:32.709615  # [<4>[   73.747405] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 6772 00:34:32.712615     72.822292] Call Trace:

 6773 00:34:32.722552  # [   72.831542]  ? __warn+0x80/0x110<4>[   73.774999] RSP: 0018:ffffac8042b8fe48 EFLAGS: 00010286

 6774 00:34:32.722697  

 6775 00:34:32.725963  # [   72.841562]  ? refcount_warn_saturate+0x74/0x110

 6776 00:34:32.735494  # [   7<4>[   73.787387] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6777 00:34:32.738773  2.853291]  ? report_bug+0x9e/0xc0

 6778 00:34:32.748671  # [   72.863903]  ? handle_bu<4>[   73.801945] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6779 00:34:32.752138  g+0x41/0x90

 6780 00:34:32.755367  # [   72.874286]  ? exc_invalid_op+0x14/0x70

 6781 00:34:32.765739  # [  <4>[   73.816478] RBP: ffffffffa1982b6d R08: 0000000000000000 R09: 0000000000000000

 6782 00:34:32.768910   72.885115]  ? asm_exc_invalid_op+0x12/0x20

 6783 00:34:32.778679  # [   72.896368]  ?<4>[   73.831023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6784 00:34:32.782011   refcount_warn_saturate+0x74/0x110

 6785 00:34:32.794929  # [   72.908077]  ? refcount<4>[   73.845598] R13: ffffac8042b8ff10 R14: ffffac8042b8ff10 R15: ffff8df4c57c9000

 6786 00:34:32.795068  _warn_saturate+0x74/0x110

 6787 00:34:32.808333  # [   72.919752]  lkdtm_REFCOUNT_ADD_<4>[   73.860120] FS:  00007f2799a74580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6788 00:34:32.811690  ZERO+0x99/0xc1

 6789 00:34:32.815004  # [   72.931375]  direct_entry.cold+0x2c/0x38

 6790 00:34:32.821459  #<4>[   73.875757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6791 00:34:32.827959   [   72.942247]  full_proxy_write+0x56/0x80

 6792 00:34:32.837940  # [   72.953100]  v<4>[   73.888774] CR2: 00007f279987e000 CR3: 00000001056b6000 CR4: 00000000003506e0

 6793 00:34:32.838081  fs_write+0xea/0x3b0

 6794 00:34:32.844834  # [   72.963358]  ksys_write+0x68/0xf0

 6795 00:34:32.848012  # [<4>[   73.903630] Call Trace:

 6796 00:34:32.851269     72.973608]  do_syscall_64+0x33/0x40

 6797 00:34:32.857934  # [   72.984151]  entry_<4>[   73.912670]  ? __warn+0x80/0x110

 6798 00:34:32.861135  SYSCALL_64_after_hwframe+0x62/0xc7

 6799 00:34:32.867540  # [   72.996336] RIP: 0033:0<4>[   73.922933]  ? refcount_warn_saturate+0x51/0x110

 6800 00:34:32.870900  x7f6034c6d473

 6801 00:34:32.877664  # [   73.006749] Code: 8b 15 21 2a 0e 00 f7 d8 64<4>[   73.934657]  ? report_bug+0x9e/0xc0

 6802 00:34:32.890451   89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 <4>[   73.945100]  ? handle_bug+0x41/0x90

 6803 00:34:32.893859  <4>[   73.955401]  ? exc_invalid_op+0x14/0x70

 6804 00:34:32.900738  <4>[   73.960120]  ? asm_exc_invalid_op+0x12/0x20

 6805 00:34:32.903977  <4>[   73.965173]  ? refcount_warn_saturate+0x51/0x110

 6806 00:34:32.910581  <4>[   73.970809]  ? refcount_warn_saturate+0x51/0x110

 6807 00:34:32.917114  <4>[   73.976359]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6808 00:34:32.920289  <4>[   73.982349]  direct_entry.cold+0x2c/0x38

 6809 00:34:32.926945  <4>[   73.987165]  full_proxy_write+0x56/0x80

 6810 00:34:32.930368  <4>[   73.992011]  vfs_write+0xea/0x3b0

 6811 00:34:32.933951  <4>[   73.996247]  ksys_write+0x68/0xf0

 6812 00:34:32.940104  <4>[   74.000535]  do_syscall_64+0x33/0x40

 6813 00:34:32.943221  <4>[   74.005040]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6814 00:34:32.950049  <4>[   74.011223] RIP: 0033:0x7f279998a473

 6815 00:34:32.970091  <4>[   74.015599] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6816 00:34:32.979883  <4>[   74.037161] RSP: 002b:00007ffce908d708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6817 00:34:32.989827  <4>[   74.046105] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f279998a473

 6818 00:34:32.996487  <4>[   74.054582] RDX: 0000000000000017 RSI: 00007f279987e000 RDI: 0000000000000001

 6819 00:34:33.006229  <4>[   74.063038] RBP: 00007f279987e000 R08: 00007f279987d010 R09: 0000000000000000

 6820 00:34:33.012569  <4>[   74.071498] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6821 00:34:33.022811  <4>[   74.079927] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6822 00:34:33.026204  <4>[   74.088409] irq event stamp: 0

 6823 00:34:33.032453  <4>[   74.092250] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6824 00:34:33.042552  <4>[   74.099703] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6825 00:34:33.052496  <4>[   74.109275] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6826 00:34:33.059279  <4>[   74.118798] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6827 00:34:33.065849  <4>[   74.126203] ---[ end trace 68c4bcfb3b2027df ]---

 6828 00:34:33.072221  <6>[   74.131701] lkdtm: Saturation detected: still saturated

 6829 00:34:33.082093  00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6830 00:34:33.092214  # [   73.034399] RSP: 002b:00007ffc3ba3d558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6831 00:34:33.098698  # [   73.049378] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6034c6d473

 6832 00:34:33.108534  # [   73.063897] RDX: 0000000000000012 RSI: 00007f6034b61000 RDI: 0000000000000001

 6833 00:34:33.114847  # [   73.078480] RBP: 00007f6034b61000 R08: 00007f6034b60010 R09: 0000000000000000

 6834 00:34:33.121882  # [   73.092982] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6835 00:34:33.131418  # [   73.107546] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6836 00:34:33.134817  # [   73.122095] irq event stamp: 0

 6837 00:34:33.141350  # [   73.132096] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6838 00:34:33.151557  # [   73.145652] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6839 00:34:33.161689  # [   73.161379] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6840 00:34:33.167937  # [   73.177074] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6841 00:34:33.174836  # [   73.190608] ---[ end trace 68c4bcfb3b2027de ]---

 6842 00:34:33.177898  # [   73.202363] lkdtm: Zero detected: saturated

 6843 00:34:33.181182  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 6844 00:34:33.187920  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6845 00:34:33.191173  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6846 00:34:33.198048  # [   73.597773] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6847 00:34:33.204581  # [   73.607322] lkdtm: attempting bad refcount_inc() from saturated

 6848 00:34:33.211169  # [   73.620520] ------------[ cut here ]------------

 6849 00:34:33.217747  # [   73.632225] refcount_t: saturated; leaking memory.

 6850 00:34:33.227767  # [   73.644182] WARNING: CPU: 3 PID: 2353 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6851 00:34:33.267079  # [   73.660203] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6852 00:34:33.273647  # [   73.706585] CPU: 3 PID: 2353 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6853 00:34:33.280285  # [   73.721791] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6854 00:34:33.287344  # [   73.734977] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6855 00:34:33.310325  # [   73.747405] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 6856 00:34:33.316779  # [   73.774999] RSP: 0018:ffffac8042b8fe48 EFLAGS: 00010286

 6857 00:34:33.323303  # [   73.787387] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6858 00:34:33.329899  # [   73.801945] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6859 00:34:33.340100  # [   73.816478] RBP: ffffffffa1982b6d R08: 0000000000000000 R09: 0000000000000000

 6860 00:34:33.346587  # [   73.831023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6861 00:34:33.356620  # [   73.845598] R13: ffffac8042b8ff10 R14: ffffac8042b8ff10 R15: ffff8df4c57c9000

 6862 00:34:33.366649  # [   73.860120] FS:  00007f2799a74580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6863 00:34:33.373126  # [   73.875757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6864 00:34:33.379815  # [   73.888774] CR2: 00007f279987e000 CR3: 00000001056b6000 CR4: 00000000003506e0

 6865 00:34:33.382946  # [   73.903630] Call Trace:

 6866 00:34:33.386239  # [   73.912670]  ? __warn+0x80/0x110

 6867 00:34:33.392976  # [   73.922933]  ? refcount_warn_saturate+0x51/0x110

 6868 00:34:33.396366  # [   73.934657]  ? report_bug+0x9e/0xc0

 6869 00:34:33.399594  # [   73.945100]  ? handle_bug+0x41/0x90

 6870 00:34:33.406085  # [   73.955401]  ? exc_invalid_op+0x14/0x70

 6871 00:34:33.409755  # [   73.960120]  ? asm_exc_invalid_op+0x12/0x20

 6872 00:34:33.416405  # [   73.965173]  ? refcount_warn_saturate+0x51/0x110

 6873 00:34:33.419634  # [   73.970809]  ? refcount_warn_saturate+0x51/0x110

 6874 00:34:33.426344  # [   73.976359]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6875 00:34:33.432970  # [   73.<6>[   74.490876] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6876 00:34:33.439680  982349]  direct_entry.cold+0x2c/0x38

 6877 00:34:33.445955  # [   73.987165]  full_pro<6>[   74.500633] lkdtm: attempting bad refcount_dec() from saturated

 6878 00:34:33.449208  xy_write+0x56/0x80

 6879 00:34:33.452570  # [   73.992011]  vfs_write+0xea/0x3b0

 6880 00:34:33.459177  # [ <4>[   74.513841] ------------[ cut here ]------------

 6881 00:34:33.462417    73.996247]  ksys_write+0x68/0xf0

 6882 00:34:33.472277  # [   74.000535]  do_syscall<4>[   74.525548] refcount_t: decrement hit 0; leaking memory.

 6883 00:34:33.472383  _64+0x33/0x40

 6884 00:34:33.488913  # [   74.005040]  entry_SYSCALL_64_after_hwframe+<4>[   74.538091] WARNING: CPU: 3 PID: 2389 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6885 00:34:33.489028  0x62/0xc7

 6886 00:34:33.491938  # [   74.011223] RIP: 0033:0x7f279998a473

 6887 00:34:33.535060  # [   74.0<4>[   74.554115] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6888 00:34:33.548127  15599] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff <4>[   74.600538] CPU: 3 PID: 2389 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6889 00:34:33.561440  ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 0<4>[   74.615702] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6890 00:34:33.574560  0 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 <4>[   74.628889] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6891 00:34:33.577968  48 89 54 24 18

 6892 00:34:33.601136  # [   74.037161] RSP: 002b:00007ffce908d708 EFLA<4>[   74.641311] Code: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6893 00:34:33.607899  GS: 00000246 ORIG_RAX: 0000000000000001

 6894 00:34:33.614592  # [   74.046105] RAX: f<4>[   74.668906] RSP: 0018:ffffac8042c2fe48 EFLAGS: 00010286

 6895 00:34:33.621112  fffffffffffffda RBX: 0000000000000017 RCX: 00007f279998a473

 6896 00:34:33.630767  # [<4>[   74.681290] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6897 00:34:33.643858     74.054582] RDX: 0000000000000017 RSI: 00007f279987e000 RDI: 0<4>[   74.695840] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6898 00:34:33.647142  000000000000001

 6899 00:34:33.657071  # [   74.063038] RBP: 00007f279987e000 R08: 000<4>[   74.710419] RBP: ffffffffa1982b84 R08: 0000000000000000 R09: 0000000000000000

 6900 00:34:33.663709  07f279987d010 R09: 0000000000000000

 6901 00:34:33.673728  # [   74.071498] R10: fffff<4>[   74.724937] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6902 00:34:33.680136  ffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6903 00:34:33.686987  # [   7<4>[   74.739505] R13: ffffac8042c2ff10 R14: ffffac8042c2ff10 R15: ffff8df4c3354000

 6904 00:34:33.703176  4.079927] R13: 0000000000000001 R14: 0000000000020000 R15: 00000<4>[   74.754036] FS:  00007fda172a0580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6905 00:34:33.703327  00000020000

 6906 00:34:33.706623  # [   74.088409] irq event stamp: 0

 6907 00:34:33.716657  # [   74.09225<4>[   74.769673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6908 00:34:33.723528  0] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6909 00:34:33.729930  # [ <4>[   74.782691] CR2: 00007fda170aa000 CR3: 0000000102644000 CR4: 00000000003506e0

 6910 00:34:33.739875    74.099703] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>]<4>[   74.797496] Call Trace:

 6911 00:34:33.742981   copy_process+0x65c/0x20e0

 6912 00:34:33.749700  # [   74.109275] softirqs last  enab<4>[   74.806567]  ? __warn+0x80/0x110

 6913 00:34:33.756745  led at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6914 00:34:33.763057  # [ <4>[   74.816864]  ? refcount_warn_saturate+0xfb/0x110

 6915 00:34:33.772762    74.118798] softirqs last disabled at (0): [<0000000000000000>]<4>[   74.828421]  ? report_bug+0x9e/0xc0

 6916 00:34:33.772887   0x0

 6917 00:34:33.779534  # [   74.126203] ---[ end trace 68c4bcfb3b2027df ]---

 6918 00:34:33.782767  # [<4>[   74.839000]  ? handle_bug+0x41/0x90

 6919 00:34:33.789323     74.131701] lkdtm: Saturation detected: still saturated

 6920 00:34:33.792678  # REF<4>[   74.849325]  ? exc_invalid_op+0x14/0x70

 6921 00:34:33.805956  COUNT_INC_SATURATED: saw 'Saturation detected: still saturated':<4>[   74.860294]  ? asm_exc_invalid_op+0x12/0x20

 6922 00:34:33.806092   ok

 6923 00:34:33.809196  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6924 00:34:33.815946  # selfte<4>[   74.871405]  ? refcount_warn_saturate+0xfb/0x110

 6925 00:34:33.822007  sts: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6926 00:34:33.825345  <4>[   74.883201]  ? refcount_warn_saturate+0xfb/0x110

 6927 00:34:33.832049  <4>[   74.892371]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6928 00:34:33.835205  <4>[   74.898354]  direct_entry.cold+0x2c/0x38

 6929 00:34:33.841798  <4>[   74.903145]  full_proxy_write+0x56/0x80

 6930 00:34:33.845627  <4>[   74.907857]  vfs_write+0xea/0x3b0

 6931 00:34:33.848338  <4>[   74.911959]  ksys_write+0x68/0xf0

 6932 00:34:33.855257  <4>[   74.916130]  do_syscall_64+0x33/0x40

 6933 00:34:33.865013  <6>[   74.916538] PDLOG 2023/12/14 00:32:52.503 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 500mA

 6934 00:34:33.871751  <4>[   74.920528]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6935 00:34:33.878510  <6>[   74.931573] PDLOG 2023/12/14 00:32:52.503 P1 Disconnected

 6936 00:34:33.881422  <4>[   74.937306] RIP: 0033:0x7fda171b6473

 6937 00:34:33.891268  <6>[   74.944046] PDLOG 2023/12/14 00:32:52.560 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 1500mA

 6938 00:34:33.914847  <4>[   74.948114] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6939 00:34:33.924998  <6>[   74.959257] PDLOG 2023/12/14 00:32:52.559 P1 SNK (not charging) Charger ??? 5000mV max 5000mV / 3000mA

 6940 00:34:33.934249  <4>[   74.980422] RSP: 002b:00007ffc1b48fe08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6941 00:34:33.944552  <6>[   74.991600] PDLOG 2023/12/14 00:32:52.677 P1 SNK Charger ??? 5238mV max 15000mV / 3000mA

 6942 00:34:33.951100  <4>[   75.000080] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fda171b6473

 6943 00:34:33.960718  <6>[   75.009966] PDLOG 2023/12/14 00:32:52.793 P1 SNK Charger ??? 5201mV max 5000mV / 3000mA

 6944 00:34:33.970964  <4>[   75.017989] RDX: 0000000000000017 RSI: 00007fda170aa000 RDI: 0000000000000001

 6945 00:34:33.980451  <6>[   75.027682] PDLOG 2023/12/14 00:32:52.819 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 1500mA

 6946 00:34:33.987089  <4>[   75.035698] RBP: 00007fda170aa000 R08: 00007fda170a9010 R09: 0000000000000000

 6947 00:34:33.996967  <6>[   75.046924] PDLOG 2023/12/14 00:32:52.996 P1 SNK Charger ??? 15081mV max 15000mV / 3000mA

 6948 00:34:34.007159  <4>[   75.054774] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6949 00:34:34.016690  <6>[   75.064712] PDLOG 2023/12/14 00:32:55.686 P1 SNK Charger PD 15103mV max 15000mV / 3000mA

 6950 00:34:34.023533  <4>[   75.072549] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6951 00:34:34.026861  <4>[   75.072566] irq event stamp: 0

 6952 00:34:34.036776  <4>[   75.094032] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6953 00:34:34.043333  <4>[   75.101378] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6954 00:34:34.053164  <4>[   75.110861] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 6955 00:34:34.062958  <4>[   75.120365] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6956 00:34:34.066212  <4>[   75.127704] ---[ end trace 68c4bcfb3b2027e0 ]---

 6957 00:34:34.072880  <6>[   75.133182] lkdtm: Saturation detected: still saturated

 6958 00:34:34.173699  # [   74.490876] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6959 00:34:34.180406  # [   74.500633] lkdtm: attempting bad refcount_dec() from saturated

 6960 00:34:34.183642  # [   74.513841] ------------[ cut here ]------------

 6961 00:34:34.190501  # [   74.525548] refcount_t: decrement hit 0; leaking memory.

 6962 00:34:34.200493  # [   74.538091] WARNING: CPU: 3 PID: 2389 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6963 00:34:34.239908  # [   74.554115] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6964 00:34:34.249954  # [   74.600538] CPU: 3 PID: 2389 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6965 00:34:34.256748  # [   74.615702] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6966 00:34:34.263279  # [   74.628889] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6967 00:34:34.283072  # [   74.641311] Code: 98 d7 8d a1 c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 d7 8d a1 c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6968 00:34:34.289765  # [   74.668906] RSP: 0018:ffffac8042c2fe48 EFLAGS: 00010286

 6969 00:34:34.296684  # [   74.681290] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6970 00:34:34.306357  # [   74.695840] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 6971 00:34:34.312884  # [   74.710419] RBP: ffffffffa1982b84 R08: 0000000000000000 R09: 0000000000000000

 6972 00:34:34.323173  # [   74.724937] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6973 00:34:34.329363  # [   74.739505] R13: ffffac8042c2ff10 R14: ffffac8042c2ff10 R15: ffff8df4c3354000

 6974 00:34:34.339393  # [   74.754036] FS:  00007fda172a0580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 6975 00:34:34.346350  # [   74.769673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6976 00:34:34.356204  # [   74.782691] CR2: 00007fda170aa000 CR3: 0000000102644000 CR4: 00000000003506e0

 6977 00:34:34.356303  # [   74.797496] Call Trace:

 6978 00:34:34.362585  # [   74.806567]  ? __warn+0x80/0x110

 6979 00:34:34.365834  # [   74.816864]  ? refcount_warn_saturate+0xfb/0x110

 6980 00:34:34.369636  # [   74.828421]  ? report_bug+0x9e/0xc0

 6981 00:34:34.376098  # [   74.839000]  ? handle_bug+0x41/0x90

 6982 00:34:34.379412  # [   74.849325]  ? exc_invalid_op+0x14/0x70

 6983 00:34:34.386096  # [   74.860294]  ? asm_exc_invalid_op+0x12/0x20

 6984 00:34:34.389370  # [   74.871405]  ? refcount_warn_saturate+0xfb/0x110

 6985 00:34:34.395794  # [   74.883201]  ? refcount_warn_saturate+0xfb/0x110

 6986 00:34:34.399079  # [   74.892371]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6987 00:34:34.406095  # [   74.898354]  direct_entry.cold+0x2c/0x38

 6988 00:34:34.409246  # [   74.903145]  full_proxy_write+0x56/0x80

 6989 00:34:34.412544  # [   74.907857]  vfs_write+0xea/0x3b0

 6990 00:34:34.419083  # [   74.911959]  ksys_write+0x68/0xf0

 6991 00:34:34.422409  # [   74.916130]  do_syscall_64+0x33/0x40

 6992 00:34:34.432182  # [   74.916538] PDLOG 2023/12/14 00:32:52.503 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 500mA

 6993 00:34:34.439225  # [   74.920528]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6994 00:34:34.445738  # [   74.931573] PDLOG 2023/12/14 00:32:52.503 P1 Disconnected

 6995 00:34:34.449156  # [   74.937306] RIP: 0033:0x7fda171b6473

 6996 00:34:34.459011  # [   74.944046] PDLOG 2023/12/14 00:32:52.560 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 1500mA

 6997 00:34:34.468859  # [   74.948114] C<6>[   75.524287] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6998 00:34:34.475251  <6>[   75.534273] lkdtm: attempting bad refcount_dec() from saturated

 6999 00:34:34.481784  <4>[   75.541239] ------------[ cut here ]------------

 7000 00:34:34.485429  <4>[   75.546730] refcount_t: saturated; leaking memory.

 7001 00:34:34.501825  ode: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7<4>[   75.552467] WARNING: CPU: 2 PID: 2425 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7002 00:34:34.547998   0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f <4>[   75.568480] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7003 00:34:34.558065  <4>[   75.614981] CPU: 2 PID: 2425 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7004 00:34:34.564697  <4>[   75.623986] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7005 00:34:34.570980  <4>[   75.630942] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7006 00:34:34.591330  <4>[   75.637126] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 7007 00:34:34.597350  <4>[   75.658509] RSP: 0018:ffffac8042c87e48 EFLAGS: 00010286

 7008 00:34:34.607508  <4>[   75.664676] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7009 00:34:34.614128  <4>[   75.672992] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 7010 00:34:34.623821  <4>[   75.681312] RBP: ffffffffa1982b9b R08: 0000000000000000 R09: 0000000000000000

 7011 00:34:34.630673  <4>[   75.689629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7012 00:34:34.640598  <4>[   75.697947] R13: ffffac8042c87f10 R14: ffffac8042c87f10 R15: ffff8df4c3812000

 7013 00:34:34.650374  <4>[   75.706269] FS:  00007f7faf3d6580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 7014 00:34:34.656935  <4>[   75.715657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7015 00:34:34.663589  <4>[   75.722416] CR2: 00007f7faf1e0000 CR3: 000000010641e000 CR4: 00000000003506e0

 7016 00:34:34.667000  <4>[   75.730726] Call Trace:

 7017 00:34:34.670281  <4>[   75.733791]  ? __warn+0x80/0x110

 7018 00:34:34.676369  <4>[   75.737735]  ? refcount_warn_saturate+0x51/0x110

 7019 00:34:34.679788  <4>[   75.743232]  ? report_bug+0x9e/0xc0

 7020 00:34:34.686368  <4>[   75.747472]  ? handle_bug+0x41/0x90

 7021 00:34:34.689789  <4>[   75.751700]  ? exc_invalid_op+0x14/0x70

 7022 00:34:34.696384  <4>[   75.756320]  ? asm_exc_invalid_op+0x12/0x20

 7023 00:34:34.699553  <4>[   75.761337]  ? refcount_warn_saturate+0x51/0x110

 7024 00:34:34.706626  <4>[   75.766832]  ? refcount_warn_saturate+0x51/0x110

 7025 00:34:34.713101  <4>[   75.772329]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7026 00:34:34.716486  <4>[   75.778119]  direct_entry.cold+0x2c/0x38

 7027 00:34:34.722489  <4>[   75.782840]  full_proxy_write+0x56/0x80

 7028 00:34:34.726067  <4>[   75.787457]  vfs_write+0xea/0x3b0

 7029 00:34:34.729313  <4>[   75.791496]  ksys_write+0x68/0xf0

 7030 00:34:34.739527  05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54<4>[   75.795528]  do_syscall_64+0x33/0x40

 7031 00:34:34.739655   24 18

 7032 00:34:34.752414  # [   74.959257] PDLOG 2023/12/14 00:32:52.559 P1 SNK (n<4>[   75.806075]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7033 00:34:34.755804  ot charging) Charger ??? 5000mV max 5000mV / 3000mA

 7034 00:34:34.762146  # [   74.98<4>[   75.818285] RIP: 0033:0x7f7faf2ec473

 7035 00:34:34.785201  <4>[   75.828835] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7036 00:34:34.791832  <4>[   75.850216] RSP: 002b:00007ffcf826d1a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7037 00:34:34.801789  <4>[   75.859024] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f7faf2ec473

 7038 00:34:34.814743  0422] RSP: 002b:00007ffc1b48fe08 EFLAGS: 00000246 ORIG_RAX: 0000<4>[   75.867396] RDX: 0000000000000017 RSI: 00007f7faf1e0000 RDI: 0000000000000001

 7039 00:34:34.825039  <4>[   75.881966] RBP: 00007f7faf1e0000 R08: 00007f7faf1df010 R09: 0000000000000000

 7040 00:34:34.831500  <4>[   75.890285] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7041 00:34:34.841546  <4>[   75.898599] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7042 00:34:34.844721  <4>[   75.906924] irq event stamp: 0

 7043 00:34:34.851099  <4>[   75.910659] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7044 00:34:34.860895  <4>[   75.918002] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7045 00:34:34.870826  <4>[   75.927479] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7046 00:34:34.877377  <4>[   75.936966] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7047 00:34:34.884508  <4>[   75.944308] ---[ end trace 68c4bcfb3b2027e1 ]---

 7048 00:34:34.890593  <6>[   75.949795] lkdtm: Saturation detected: still saturated

 7049 00:34:34.890695  000000000001

 7050 00:34:34.900928  # [   74.991600] PDLOG 2023/12/14 00:32:52.677 P1 SNK Charger ??? 5238mV max 15000mV / 3000mA

 7051 00:34:34.907112  # [   75.000080] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fda171b6473

 7052 00:34:34.917347  # [   75.009966] PDLOG 2023/12/14 00:32:52.793 P1 SNK Charger ??? 5201mV max 5000mV / 3000mA

 7053 00:34:34.927252  # [   75.017989] RDX: 0000000000000017 RSI: 00007fda170aa000 RDI: 0000000000000001

 7054 00:34:34.937090  # [   75.027682] PDLOG 2023/12/14 00:32:52.819 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 1500mA

 7055 00:34:34.943813  # [   75.035698] RBP: 00007fda170aa000 R08: 00007fda170a9010 R09: 0000000000000000

 7056 00:34:34.953914  # [   75.046924] PDLOG 2023/12/14 00:32:52.996 P1 SNK Charger ??? 15081mV max 15000mV / 3000mA

 7057 00:34:34.963693  # [   75.054774] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7058 00:34:34.970273  # [   75.064712] PDLOG 2023/12/14 00:32:55.686 P1 SNK Charger PD 15103mV max 15000mV / 3000mA

 7059 00:34:34.980252  # [   75.072549] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7060 00:34:34.983347  # [   75.072566] irq event stamp: 0

 7061 00:34:34.989865  # [   75.094032] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7062 00:34:35.000218  # [   75.101378] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7063 00:34:35.010185  # [   75.110861] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7064 00:34:35.016299  # [   75.120365] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7065 00:34:35.023125  # [   75.127704] ---[ end trace 68c4bcfb3b2027e0 ]---

 7066 00:34:35.026459  # [   75.133182] lkdtm: Saturation detected: still saturated

 7067 00:34:35.036497  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7068 00:34:35.039882  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7069 00:34:35.043185  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7070 00:34:35.052993  # [   75.524287] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7071 00:34:35.059704  # [   75.534273] lkdtm: attempting bad refcount_dec() from saturated

 7072 00:34:35.062891  # [   75.541239] ------------[ cut here ]------------

 7073 00:34:35.069363  # [   75.546730] refcount_t: saturated; leaking memory.

 7074 00:34:35.079363  # [   75.552467] WARNING: CPU: 2 PID: 2425 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7075 00:34:35.119063  # [   75.568480] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7076 00:34:35.129012  # [   75.614981] CPU: 2 PID: 2425 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7077 00:34:35.135826  # [   75.623986] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7078 00:34:35.142110  # [   75.630942] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7079 00:34:35.162058  # [   75.637126] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 8d a1 c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 8d

 7080 00:34:35.168838  # [   75.658509] RSP: 0018:ffffac8042c87e48 EFLAGS: 00010286

 7081 00:34:35.175517  # [   75.664676] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7082 00:34:35.185147  # [   75.672992] RDX: ffff8df53bd2c620 RSI: ffff8df53bd1bf50 RDI: ffff8df53bd1bf50

 7083 00:34:35.192131  # [   75.681312] RBP: ffffffffa1982b9b R08: 0000000000000000 R09: 0000000000000000

 7084 00:34:35.202024  # [   75.689629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7085 00:34:35.208516  # [   75.697947] R13: ffffac8042c87f10 R14: ffffac8042c87f10 R15: ffff8df4c3812000

 7086 00:34:35.218499  # [   75.706269] FS:  00007f7faf3d6580(0000) GS:ffff8df53bd00000(0000) knlGS:0000000000000000

 7087 00:34:35.224894  # [   75.715657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7088 00:34:35.231675  # [   75.722416] CR2: 00007f7faf1e0000 CR3: 000000010641e000 CR4: 00000000003506e0

 7089 00:34:35.235238  # [   75.730726] Call Trace:

 7090 00:34:35.238644  # [   75.733791]  ? __warn+0x80/0x110

 7091 00:34:35.245182  # [   75.737735]  ? refcount_warn_saturate+0x51/0x110

 7092 00:34:35.248310  # [   75.743232]  ? report_bug+0x9e/0xc0

 7093 00:34:35.254832  # [   75.747472]  ? handle_bug+0x41/0x90

 7094 00:34:35.258137  # [   75.751700]  ? exc_invalid_op+0x14/0x70

 7095 00:34:35.261721  # [   75.756320]  ? asm_exc_invalid_op+0x12/0x20

 7096 00:34:35.268140  # [   75.761337]  ? refcount_warn_saturate+0x51/0x110

 7097 00:34:35.277931  # [   75.766832]  ? re<6>[   76.330678] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7098 00:34:35.281468  fcount_warn_saturate+0x51/0x110

 7099 00:34:35.291484  # [   75.772329]  lkdtm_REFCOUN<6>[   76.344500] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7100 00:34:35.294696  T_ADD_SATURATED+0x3c/0x64

 7101 00:34:35.305003  # [   75.778119]  direct_entry.cold+0<4>[   76.358581] ------------[ cut here ]------------

 7102 00:34:35.305119  x2c/0x38

 7103 00:34:35.310969  # [   75.782840]  full_proxy_write+0x56/0x80

 7104 00:34:35.314300  # [   75<4>[   76.370337] refcount_t: saturated; leaking memory.

 7105 00:34:35.317655  .787457]  vfs_write+0xea/0x3b0

 7106 00:34:35.331189  # [   75.791496]  ksys_write+0x6<4>[   76.382337] WARNING: CPU: 3 PID: 2458 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7107 00:34:35.334082  8/0xf0

 7108 00:34:35.337612  # [   75.795528]  do_syscall_64+0x33/0x40

 7109 00:34:35.377366  # [   75.8060<4>[   76.398295] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7110 00:34:35.384090  75]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7111 00:34:35.393717  # [   75.818285] <4>[   76.444675] CPU: 3 PID: 2458 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7112 00:34:35.397226  RIP: 0033:0x7f7faf2ec473

 7113 00:34:35.406921  # [   75.828835] Code: 8b 15 21 2a 0e <4>[   76.459883] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7114 00:34:35.419988  00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 2<4>[   76.473098] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7115 00:34:35.446268  5 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff <4>[   76.485480] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 7116 00:34:35.452870  ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7117 00:34:35.459551  # [   75.850<4>[   76.513104] RSP: 0018:ffffac8042d17e38 EFLAGS: 00010282

 7118 00:34:35.473002  216] RSP: 002b:00007ffcf826d1a8 EFLAGS: 00000246 ORIG_RAX: 00000<4>[   76.525488] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7119 00:34:35.476107  00000000001

 7120 00:34:35.489558  # [   75.859024] RAX: ffffffffffffffda RBX: 0000000<4>[   76.540053] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 7121 00:34:35.492527  000000017 RCX: 00007f7faf2ec473

 7122 00:34:35.502910  # [   75.867396] RDX: 000000000<4>[   76.554568] RBP: ffffffffa19827c8 R08: 0000000000000000 R09: 0000000000000000

 7123 00:34:35.509142  0000017 RSI: 00007f7faf1e0000 RDI: 0000000000000001

 7124 00:34:35.515634  # [   75.88<4>[   76.569130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7125 00:34:35.532664  1966] RBP: 00007f7faf1e0000 R08: 00007f7faf1df010 R09: 000000000<4>[   76.583664] R13: ffffac8042d17f10 R14: ffffac8042d17f10 R15: ffff8df4c0fe0000

 7126 00:34:35.532794  0000000

 7127 00:34:35.548962  # [   75.890285] R10: fffffffffffffbc5 R11: 00000000000<4>[   76.598214] FS:  00007f0e2b306580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 7128 00:34:35.549088  00246 R12: 0000000000000001

 7129 00:34:35.562203  # [   75.898599] R13: 0000000000000<4>[   76.613857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7130 00:34:35.565228  001 R14: 0000000000020000 R15: 0000000000020000

 7131 00:34:35.575491  # [   75.906924<4>[   76.626827] CR2: 00007f0e2b110000 CR3: 0000000106628000 CR4: 00000000003506e0

 7132 00:34:35.578813  ] irq event stamp: 0

 7133 00:34:35.585417  # [   75.910659] hardirqs last  enabled at<4>[   76.641452] Call Trace:

 7134 00:34:35.588331   (0): [<0000000000000000>] 0x0

 7135 00:34:35.594917  # [   75.918002] hardirqs last d<4>[   76.650973]  ? __warn+0x80/0x110

 7136 00:34:35.601963  isabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7137 00:34:35.605015  <4>[   76.660889]  ? refcount_warn_saturate+0x97/0x110

 7138 00:34:35.618009  # [   75.927479] softirqs last  enabled at (0): [<ffffffff9f8fd6<4>[   76.672752]  ? report_bug+0x9e/0xc0

 7139 00:34:35.621332  cc>] copy_process+0x65c/0x20e0

 7140 00:34:35.628004  # [   75.936966] softirqs last d<4>[   76.683174]  ? handle_bug+0x41/0x90

 7141 00:34:35.631368  isabled at (0): [<0000000000000000>] 0x0

 7142 00:34:35.637747  # [   75.944308] ---[ <4>[   76.693585]  ? exc_invalid_op+0x14/0x70

 7143 00:34:35.641015  end trace 68c4bcfb3b2027e1 ]---

 7144 00:34:35.647696  # [   75.949795] lkdtm: Saturat<4>[   76.704342]  ? asm_exc_invalid_op+0x12/0x20

 7145 00:34:35.651082  ion detected: still saturated

 7146 00:34:35.661328  # REFCOUNT_ADD_SATURATED: saw 'Sa<4>[   76.715678]  ? refcount_warn_saturate+0x97/0x110

 7147 00:34:35.664449  turation detected: still saturated': ok

 7148 00:34:35.674434  ok 54 selftests: lkdtm:<4>[   76.727300]  ? refcount_warn_saturate+0x97/0x110

 7149 00:34:35.674617   REFCOUNT_ADD_SATURATED.sh

 7150 00:34:35.684215  # selftests: lkdtm: REFCOUNT_INC_NOT<4>[   76.739101]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7151 00:34:35.687611  _ZERO_SATURATED.sh

 7152 00:34:35.693677  <4>[   76.751731]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7153 00:34:35.697077  <4>[   76.760352]  direct_entry.cold+0x2c/0x38

 7154 00:34:35.703725  <4>[   76.765131]  full_proxy_write+0x56/0x80

 7155 00:34:35.707305  <4>[   76.769839]  vfs_write+0xea/0x3b0

 7156 00:34:35.710484  <4>[   76.773944]  ksys_write+0x68/0xf0

 7157 00:34:35.717109  <4>[   76.778052]  do_syscall_64+0x33/0x40

 7158 00:34:35.723992  <4>[   76.782439]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7159 00:34:35.726830  <4>[   76.788518] RIP: 0033:0x7f0e2b21c473

 7160 00:34:35.746626  <4>[   76.792916] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7161 00:34:35.756644  <4>[   76.814387] RSP: 002b:00007fffb974b3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7162 00:34:35.766623  <4>[   76.823276] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0e2b21c473

 7163 00:34:35.773098  <4>[   76.831712] RDX: 0000000000000020 RSI: 00007f0e2b110000 RDI: 0000000000000001

 7164 00:34:35.783329  <4>[   76.840106] RBP: 00007f0e2b110000 R08: 00007f0e2b10f010 R09: 0000000000000000

 7165 00:34:35.789757  <4>[   76.848518] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7166 00:34:35.799572  <4>[   76.856901] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7167 00:34:35.802982  <4>[   76.865347] irq event stamp: 0

 7168 00:34:35.809420  <4>[   76.869155] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7169 00:34:35.819191  <4>[   76.876606] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7170 00:34:35.829243  <4>[   76.886179] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7171 00:34:35.835771  <4>[   76.895781] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7172 00:34:35.842368  <4>[   76.903202] ---[ end trace 68c4bcfb3b2027e2 ]---

 7173 00:34:35.849277  <6>[   76.908828] lkdtm: Saturation detected: still saturated

 7174 00:34:35.948169  # [   76.330678] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7175 00:34:35.954536  # [   76.344500] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7176 00:34:35.961427  # [   76.358581] ------------[ cut here ]------------

 7177 00:34:35.967791  # [   76.370337] refcount_t: saturated; leaking memory.

 7178 00:34:35.974446  # [   76.382337] WARNING: CPU: 3 PID: 2458 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7179 00:34:36.017638  # [   76.398295] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7180 00:34:36.024167  # [   76.444675] CPU: 3 PID: 2458 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7181 00:34:36.030698  # [   76.459883] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7182 00:34:36.037009  # [   76.473098] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7183 00:34:36.060397  # [   76.485480] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 7184 00:34:36.063527  # [   76.513104] RSP: 0018:ffffac8042d17e38 EFLAGS: 00010282

 7185 00:34:36.073971  # [   76.525488] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7186 00:34:36.080338  # [   76.540053] RDX: ffff8df53bdac620 RSI: ffff8df53bd9bf50 RDI: ffff8df53bd9bf50

 7187 00:34:36.090741  # [   76.554568] RBP: ffffffffa19827c8 R08: 0000000000000000 R09: 0000000000000000

 7188 00:34:36.097111  # [   76.569130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7189 00:34:36.107159  # [   76.583664] R13: ffffac8042d17f10 R14: ffffac8042d17f10 R15: ffff8df4c0fe0000

 7190 00:34:36.116621  # [   76.598214] FS:  00007f0e2b306580(0000) GS:ffff8df53bd80000(0000) knlGS:0000000000000000

 7191 00:34:36.123175  # [   76.613857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7192 00:34:36.129742  # [   76.626827] CR2: 00007f0e2b110000 CR3: 0000000106628000 CR4: 00000000003506e0

 7193 00:34:36.133036  # [   76.641452] Call Trace:

 7194 00:34:36.136303  # [   76.650973]  ? __warn+0x80/0x110

 7195 00:34:36.143039  # [   76.660889]  ? refcount_warn_saturate+0x97/0x110

 7196 00:34:36.146843  # [   76.672752]  ? report_bug+0x9e/0xc0

 7197 00:34:36.149566  # [   76.683174]  ? handle_bug+0x41/0x90

 7198 00:34:36.152913  # [   76.693585]  ? exc_invalid_op+0x14/0x70

 7199 00:34:36.159456  # [   76.704342]  ? asm_exc_invalid_op+0x12/0x20

 7200 00:34:36.166240  # [   76.715678]  ? refcount_warn_saturate+0x97/0x110

 7201 00:34:36.169498  # [   76.727300]  ? refcount_warn_saturate+0x97/0x110

 7202 00:34:36.176523  # [   76.739101]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7203 00:34:36.182674  # [   76.751731]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7204 00:34:36.186148  # [   76.760352]  direct_entry.cold+0x2c/0x38

 7205 00:34:36.192892  # [   76.765131]  full_proxy_write+0x56/0x80

 7206 00:34:36.196114  # [   76.769839]  vfs_write+0xea/0x3b0

 7207 00:34:36.199212  # [   76.773944]  ksys_write+0x68/0xf0

 7208 00:34:36.202804  # [   76.778052]  do_syscall_64+0x33/0x40

 7209 00:34:36.209332  # [   76.782439]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7210 00:34:36.219199  # <6>[   77.274911] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7211 00:34:36.222254  [   76.788518] RIP: 0033:0x7f0e2b21c473

 7212 00:34:36.232360  # [   76.792916] Code: <6>[   77.284401] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7213 00:34:36.239299  <4>[   77.298466] ------------[ cut here ]------------

 7214 00:34:36.242134  <4>[   77.303963] refcount_t: saturated; leaking memory.

 7215 00:34:36.252590  <4>[   77.309702] WARNING: CPU: 1 PID: 2491 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7216 00:34:36.298634  8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1<4>[   77.319471] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7217 00:34:36.308324  <4>[   77.365951] CPU: 1 PID: 2491 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7218 00:34:36.315316  <4>[   77.374954] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7219 00:34:36.321892  <4>[   77.381915] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7220 00:34:36.344997  <4>[   77.388091] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 7221 00:34:36.347793  <4>[   77.409473] RSP: 0018:ffffac8042dcfe38 EFLAGS: 00010282

 7222 00:34:36.357925  <4>[   77.415654] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7223 00:34:36.364322  <4>[   77.423971] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7224 00:34:36.374299  <4>[   77.432284] RBP: ffffffffa19827e8 R08: 0000000000000000 R09: 0000000000000000

 7225 00:34:36.384395  <4>[   77.440602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7226 00:34:36.390734  <4>[   77.448920] R13: ffffac8042dcff10 R14: ffffac8042dcff10 R15: ffff8df4c3259000

 7227 00:34:36.400816  <4>[   77.457240] FS:  00007f3e60258580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7228 00:34:36.407312  <4>[   77.466636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7229 00:34:36.413957  <4>[   77.473394] CR2: 00007f3e60062000 CR3: 0000000103254000 CR4: 00000000003506e0

 7230 00:34:36.417056  <4>[   77.481712] Call Trace:

 7231 00:34:36.423782  <4>[   77.484784]  ? __warn+0x80/0x110

 7232 00:34:36.427124  <4>[   77.488724]  ? refcount_warn_saturate+0x97/0x110

 7233 00:34:36.433623  <4>[   77.494222]  ? report_bug+0x9e/0xc0

 7234 00:34:36.436967  <4>[   77.498463]  ? handle_bug+0x41/0x90

 7235 00:34:36.440407  <4>[   77.502693]  ? exc_invalid_op+0x14/0x70

 7236 00:34:36.447162  <4>[   77.507316]  ? asm_exc_invalid_op+0x12/0x20

 7237 00:34:36.450259  <4>[   77.512331]  ? refcount_warn_saturate+0x97/0x110

 7238 00:34:36.456620  <4>[   77.517826]  ? refcount_warn_saturate+0x97/0x110

 7239 00:34:36.463278  <4>[   77.523324]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7240 00:34:36.470389  <4>[   77.529796]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7241 00:34:36.473556  <4>[   77.536466]  direct_entry.cold+0x2c/0x38

 7242 00:34:36.479861  <4>[   77.541179]  full_proxy_write+0x56/0x80

 7243 00:34:36.483214  <4>[   77.545803]  vfs_write+0xea/0x3b0

 7244 00:34:36.486399  <4>[   77.549841]  ksys_write+0x68/0xf0

 7245 00:34:36.496892  f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <4<4>[   77.553865]  do_syscall_64+0x33/0x40

 7246 00:34:36.510082  8> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 1<4>[   77.564425]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7247 00:34:36.516235  <4>[   77.576624] RIP: 0033:0x7f3e6016e473

 7248 00:34:36.516378  8

 7249 00:34:36.542747  # [   76.814387] RSP: 002b:00007fffb974b3c8 EFLAGS: 00000246 <4>[   77.580950] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7250 00:34:36.552864  <4>[   77.608545] RSP: 002b:00007ffca6f6cc58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7251 00:34:36.559012  <4>[   77.617344] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3e6016e473

 7252 00:34:36.569318  <4>[   77.625720] RDX: 0000000000000020 RSI: 00007f3e60062000 RDI: 0000000000000001

 7253 00:34:36.575834  <4>[   77.634076] RBP: 00007f3e60062000 R08: 00007f3e60061010 R09: 0000000000000000

 7254 00:34:36.585311  <4>[   77.642396] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7255 00:34:36.591984  <4>[   77.650714] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7256 00:34:36.595146  <4>[   77.659044] irq event stamp: 0

 7257 00:34:36.604977  <4>[   77.662783] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7258 00:34:36.612080  <4>[   77.670129] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7259 00:34:36.621613  <4>[   77.679618] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7260 00:34:36.631548  <4>[   77.689108] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7261 00:34:36.635066  <4>[   77.696450] ---[ end trace 68c4bcfb3b2027e3 ]---

 7262 00:34:36.641674  <6>[   77.701942] lkdtm: Saturation detected: still saturated

 7263 00:34:36.644824  ORIG_RAX: 0000000000000001

 7264 00:34:36.651819  # [   76.823276] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0e2b21c473

 7265 00:34:36.661285  # [   76.831712] RDX: 0000000000000020 RSI: 00007f0e2b110000 RDI: 0000000000000001

 7266 00:34:36.668312  # [   76.840106] RBP: 00007f0e2b110000 R08: 00007f0e2b10f010 R09: 0000000000000000

 7267 00:34:36.678157  # [   76.848518] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7268 00:34:36.684708  # [   76.856901] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7269 00:34:36.688086  # [   76.865347] irq event stamp: 0

 7270 00:34:36.698082  # [   76.869155] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7271 00:34:36.704741  # [   76.876606] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7272 00:34:36.714446  # [   76.886179] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7273 00:34:36.720957  # [   76.895781] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7274 00:34:36.727776  # [   76.903202] ---[ end trace 68c4bcfb3b2027e2 ]---

 7275 00:34:36.734332  # [   76.908828] lkdtm: Saturation detected: still saturated

 7276 00:34:36.740939  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7277 00:34:36.744484  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7278 00:34:36.750659  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7279 00:34:36.757645  # [   77.274911] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7280 00:34:36.767431  # [   77.284401] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7281 00:34:36.770526  # [   77.298466] ------------[ cut here ]------------

 7282 00:34:36.777271  # [   77.303963] refcount_t: saturated; leaking memory.

 7283 00:34:36.787502  # [   77.309702] WARNING: CPU: 1 PID: 2491 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7284 00:34:36.827184  # [   77.319471] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7285 00:34:36.836886  # [   77.365951] CPU: 1 PID: 2491 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7286 00:34:36.843513  # [   77.374954] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7287 00:34:36.850318  # [   77.381915] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7288 00:34:36.870210  # [   77.388091] Code: 02 01 e8 56 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 8d a1 c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d

 7289 00:34:36.876736  # [   77.409473] RSP: 0018:ffffac8042dcfe38 EFLAGS: 00010282

 7290 00:34:36.883120  # [   77.415654] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7291 00:34:36.893469  # [   77.423971] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7292 00:34:36.900113  # [   77.432284] RBP: ffffffffa19827e8 R08: 0000000000000000 R09: 0000000000000000

 7293 00:34:36.909934  # [   77.440602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7294 00:34:36.916402  # [   77.448920] R13: ffffac8042dcff10 R14: ffffac8042dcff10 R15: ffff8df4c3259000

 7295 00:34:36.926181  # [   77.457240] FS:  00007f3e60258580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7296 00:34:36.933237  # [   77.466636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7297 00:34:36.939600  # [   77.473394] CR2: 00007f3e60062000 CR3: 0000000103254000 CR4: 00000000003506e0

 7298 00:34:36.942884  # [   77.481712] Call Trace:

 7299 00:34:36.946220  # [   77.484784]  ? __warn+0x80/0x110

 7300 00:34:36.952911  # [   77.488724]  ? refcount_warn_saturate+0x97/0x110

 7301 00:34:36.955973  # [   77.494222]  ? report_bug+0x9e/0xc0

 7302 00:34:36.962684  # [   77.498463]  ? handle_bug+0x41/0x90

 7303 00:34:36.966395  # [   77.502693]  ? exc_invalid_op+0x14/0x70

 7304 00:34:36.969691  # [   77.507316]  ? asm_exc_invalid_op+0x12/0x20

 7305 00:34:36.976101  # [   77.512331]  ? refcount_warn_saturate+0x97/0x110

 7306 00:34:36.982713  # [   77.517826]  ? refcount_warn_saturate+0x97/0x110

 7307 00:34:36.989376  # [   77.523324]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7308 00:34:36.992876  # [   77.529796]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7309 00:34:36.999303  # [   77.536466]  direct_entry.cold+0x2c/0x38

 7310 00:34:37.002463  # [   77.541179]  full_proxy_write+0x56/0x80

 7311 00:34:37.005815  # [   77.545803]  vfs_write+0xea/0x3b0

 7312 00:34:37.012241  # [   77.549841]  ksys_write+0x68/0xf0

 7313 00:34:37.015489  # [   77.553865]  do_syscall_64+0x33/0x40

 7314 00:34:37.021933  # [   77.564425]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7315 00:34:37.025743  # [   77.576624] RIP: 0033:0x7f3e6016e473

 7316 00:34:37.048663  # [   77.580950] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 <6>[   78.102060] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7317 00:34:37.058460  <6>[   78.115491] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7318 00:34:37.061861  <4>[   78.123338] ------------[ cut here ]------------

 7319 00:34:37.068459  <4>[   78.128823] refcount_t: underflow; use-after-free.

 7320 00:34:37.074894  ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7321 00:34:37.085338  # [   77.<4>[   78.134560] WARNING: CPU: 1 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7322 00:34:37.130885  608545] RSP: 002b:00007ffca6f6cc58 EFLAGS: 00000246 ORIG_RAX: 00<4>[   78.150549] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7323 00:34:37.141295  <4>[   78.197060] CPU: 1 PID: 2527 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7324 00:34:37.147521  <4>[   78.206057] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7325 00:34:37.154235  <4>[   78.213012] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7326 00:34:37.174086  <4>[   78.219188] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7327 00:34:37.180680  <4>[   78.240570] RSP: 0018:ffffac8042e77e40 EFLAGS: 00010286

 7328 00:34:37.190602  <4>[   78.246746] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7329 00:34:37.197000  <4>[   78.255063] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7330 00:34:37.206855  <4>[   78.263382] RBP: ffffffffa1982808 R08: 0000000000000000 R09: 0000000000000000

 7331 00:34:37.213412  <4>[   78.271697] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7332 00:34:37.223423  <4>[   78.280011] R13: ffffac8042e77f10 R14: ffffac8042e77f10 R15: ffff8df4c6270000

 7333 00:34:37.229804  <4>[   78.288325] FS:  00007f59d9b48580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7334 00:34:37.239775  <4>[   78.297713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7335 00:34:37.246487  <4>[   78.304469] CR2: 00007f59d9952000 CR3: 0000000104944000 CR4: 00000000003506e0

 7336 00:34:37.249881  <4>[   78.312781] Call Trace:

 7337 00:34:37.253135  <4>[   78.315851]  ? __warn+0x80/0x110

 7338 00:34:37.259607  <4>[   78.319787]  ? refcount_warn_saturate+0xba/0x110

 7339 00:34:37.263109  <4>[   78.325283]  ? report_bug+0x9e/0xc0

 7340 00:34:37.266297  <4>[   78.329521]  ? handle_bug+0x41/0x90

 7341 00:34:37.272872  <4>[   78.333746]  ? exc_invalid_op+0x14/0x70

 7342 00:34:37.276124  <4>[   78.338363]  ? asm_exc_invalid_op+0x12/0x20

 7343 00:34:37.279423  00000000000001

 7344 00:34:37.289573  # [   77.617344] RAX: ffffffffffffffda RBX: 0000<4>[   78.343374]  ? refcount_warn_saturate+0xba/0x110

 7345 00:34:37.295753  <4>[   78.355107]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7346 00:34:37.302510  <4>[   78.361576]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7347 00:34:37.305999  <4>[   78.368248]  direct_entry.cold+0x2c/0x38

 7348 00:34:37.312548  <4>[   78.372966]  full_proxy_write+0x56/0x80

 7349 00:34:37.315826  <4>[   78.377587]  vfs_write+0xea/0x3b0

 7350 00:34:37.319045  000000000020 RCX: 00007f3e6016e473

 7351 00:34:37.325426  # [   77.625720] RDX: 000000<4>[   78.381616]  ksys_write+0x68/0xf0

 7352 00:34:37.332368  0000000020 RSI: 00007f3e60062000 RDI: 0000000000000001

 7353 00:34:37.335540  # [   77<4>[   78.391876]  do_syscall_64+0x33/0x40

 7354 00:34:37.348581  .634076] RBP: 00007f3e60062000 R08: 00007f3e60061010 R09: 000000<4>[   78.402423]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7355 00:34:37.351869  <4>[   78.414628] RIP: 0033:0x7f59d9a5e473

 7356 00:34:37.374939  <4>[   78.418952] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7357 00:34:37.381514  <4>[   78.440325] RSP: 002b:00007fff122bfa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7358 00:34:37.391801  <4>[   78.449128] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f59d9a5e473

 7359 00:34:37.391913  0000000000

 7360 00:34:37.404865  # [   77.642396] R10: fffffffffffffbc5 R11: 00000000<4>[   78.457489] RDX: 0000000000000020 RSI: 00007f59d9952000 RDI: 0000000000000001

 7361 00:34:37.414689  <4>[   78.472046] RBP: 00007f59d9952000 R08: 00007f59d9951010 R09: 0000000000000000

 7362 00:34:37.421309  <4>[   78.480356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7363 00:34:37.431143  <4>[   78.488668] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7364 00:34:37.434303  <4>[   78.496988] irq event stamp: 0

 7365 00:34:37.441014  <4>[   78.500720] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7366 00:34:37.450599  <4>[   78.508059] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7367 00:34:37.460655  <4>[   78.517544] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7368 00:34:37.467247  <4>[   78.527027] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7369 00:34:37.470524  00000246 R12: 0000000000000001

 7370 00:34:37.480368  # [   77.650714] R13: 0000000000<4>[   78.534366] ---[ end trace 68c4bcfb3b2027e4 ]---

 7371 00:34:37.487118  <6>[   78.546078] lkdtm: Saturation detected: still saturated

 7372 00:34:37.490547  000001 R14: 0000000000020000 R15: 0000000000020000

 7373 00:34:37.493725  # [   77.659044] irq event stamp: 0

 7374 00:34:37.503575  # [   77.662783] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7375 00:34:37.510219  # [   77.670129] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7376 00:34:37.520311  # [   77.679618] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7377 00:34:37.526821  # [   77.689108] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7378 00:34:37.533386  # [   77.696450] ---[ end trace 68c4bcfb3b2027e3 ]---

 7379 00:34:37.539971  # [   77.701942] lkdtm: Saturation detected: still saturated

 7380 00:34:37.546553  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7381 00:34:37.549808  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7382 00:34:37.556431  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7383 00:34:37.592393  # [   78.102060] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7384 00:34:37.598847  # [   78.115491] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7385 00:34:37.605634  # [   78.123338] ------------[ cut here ]------------

 7386 00:34:37.609067  # [   78.128823] refcount_t: underflow; use-after-free.

 7387 00:34:37.618894  # [   78.134560] WARNING: CPU: 1 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7388 00:34:37.658498  # [   78.150549] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7389 00:34:37.668507  # [   78.197060] CPU: 1 PID: 2527 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7390 00:34:37.675376  # [   78.206057] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7391 00:34:37.681716  # [   78.213012] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7392 00:34:37.701451  # [   78.219188] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7393 00:34:37.708235  # [   78.240570] RSP: 0018:ffffac8042e77e40 EFLAGS: 00010286

 7394 00:34:37.718003  # [   78.246746] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7395 00:34:37.725229  # [   78.255063] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7396 00:34:37.734532  # [   78.263382] RBP: ffffffffa1982808 R08: 0000000000000000 R09: 0000000000000000

 7397 00:34:37.741676  # [   78.271697] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7398 00:34:37.751339  # [   78.280011] R13: ffffac8042e77f10 R14: ffffac8042e77f10 R15: ffff8df4c6270000

 7399 00:34:37.758168  # [   78.288325] FS:  00007f59d9b48580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7400 00:34:37.764582  # [   78.297713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7401 00:34:37.774736  # [   78.304469] CR2: 00007f59d9952000 CR3: 0000000104944000 CR4: 00000000003506e0

 7402 00:34:37.777839  # [   78.312781] Call Trace:

 7403 00:34:37.781118  # [   78.315851]  ? __warn+0x80/0x110

 7404 00:34:37.787838  # [   78.319787]  ? refcount_warn_saturate+0xba/0x110

 7405 00:34:37.790962  # [   78.325283]  ? report_bug+0x9e/0xc0

 7406 00:34:37.794229  # [   78.329521]  ? handle_bug+0x41/0x90

 7407 00:34:37.797561  # [   78.333746]  ? exc_invalid_op+0x14/0x70

 7408 00:34:37.804074  # [   78.338363]  ? asm_exc_invalid_op+0x12/0x20

 7409 00:34:37.810739  # [   78.343374]  ? refcount_warn_saturate+0xba/0x110

 7410 00:34:37.814125  # [   78.355107]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7411 00:34:37.820799  # [   78.361576]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7412 00:34:37.827063  # [   78.368248]  direct_entry.cold+0x2c/0x38

 7413 00:34:37.830460  # [   78.372966]  full_proxy_write+0x56/0x80

 7414 00:34:37.834131  # [   78.377587]  vfs_write+0xea/0x3b0

 7415 00:34:37.840839  # [   78.381616]  ksys_write+0x68/0xf0

 7416 00:34:37.844011  # [   78.391876]  do_syscall_64+0x33/0x40

 7417 00:34:37.850679  # [   78.402423]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7418 00:34:37.853932  # [   78.414628] RIP: 0033:0x7f59d9a5e473

 7419 00:34:37.873602  # [   78.418952] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7420 00:34:37.883487  # [   78.440325] RSP: 00<6>[   78.942919] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7421 00:34:37.893169  <6>[   78.951002] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7422 00:34:37.897180  <4>[   78.958839] ------------[ cut here ]------------

 7423 00:34:37.903160  <4>[   78.964327] refcount_t: underflow; use-after-free.

 7424 00:34:37.909905  2b:00007fff122bfa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7425 00:34:37.920237  <4>[   78.970068] WARNING: CPU: 1 PID: 2563 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7426 00:34:37.920400  

 7427 00:34:37.966038  # [   78.449128] RAX: ffffffffffffffda RBX: 0000000000000020 RC<4>[   78.986084] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7428 00:34:37.976242  <4>[   79.032585] CPU: 1 PID: 2563 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7429 00:34:37.982959  <4>[   79.041583] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7430 00:34:37.989395  <4>[   79.048537] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7431 00:34:37.989557  X: 00007f59d9a5e473

 7432 00:34:38.016026  # [   78.457489] RDX: 0000000000000020 RSI:<4>[   79.054770] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7433 00:34:38.019391   00007f59d9952000 RDI: 0000000000000001

 7434 00:34:38.028797  # [   78.472046] RBP: 0<4>[   79.082430] RSP: 0018:ffffac8042ef7e40 EFLAGS: 00010286

 7435 00:34:38.035744  <4>[   79.094794] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7436 00:34:38.045547  <4>[   79.103109] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7437 00:34:38.051964  <4>[   79.111424] RBP: ffffffffa1982828 R08: 0000000000000000 R09: 0000000000000000

 7438 00:34:38.061838  <4>[   79.119738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7439 00:34:38.068947  <4>[   79.128053] R13: ffffac8042ef7f10 R14: ffffac8042ef7f10 R15: ffff8df4c641d000

 7440 00:34:38.075472  0007f59d9952000 R08: 00007f59d9951010 R09: 0000000000000000

 7441 00:34:38.085146  # [<4>[   79.136371] FS:  00007f8bc637e580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7442 00:34:38.091715  <4>[   79.151976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7443 00:34:38.101815  <4>[   79.158731] CR2: 00007f8bc6188000 CR3: 00000001062f8000 CR4: 00000000003506e0

 7444 00:34:38.104902  <4>[   79.167045] Call Trace:

 7445 00:34:38.108369  <4>[   79.170113]  ? __warn+0x80/0x110

 7446 00:34:38.114979  <4>[   79.174050]  ? refcount_warn_saturate+0xba/0x110

 7447 00:34:38.118239  <4>[   79.179544]  ? report_bug+0x9e/0xc0

 7448 00:34:38.121587  <4>[   79.183773]  ? handle_bug+0x41/0x90

 7449 00:34:38.127717  <4>[   79.187997]  ? exc_invalid_op+0x14/0x70

 7450 00:34:38.131441  <4>[   79.192602]  ? asm_exc_invalid_op+0x12/0x20

 7451 00:34:38.137805  <4>[   79.197615]  ? refcount_warn_saturate+0xba/0x110

 7452 00:34:38.144416  <4>[   79.203112]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7453 00:34:38.150802  <4>[   79.209581]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7454 00:34:38.160788     78.480356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0<4>[   79.216242]  direct_entry.cold+0x2c/0x38

 7455 00:34:38.164344  000000000000001

 7456 00:34:38.170501  # [   78.488668] R13: 0000000000000001 R14: 000<4>[   79.227179]  full_proxy_write+0x56/0x80

 7457 00:34:38.173863  0000000020000 R15: 0000000000020000

 7458 00:34:38.180570  # [   78.496988] irq event <4>[   79.238020]  vfs_write+0xea/0x3b0

 7459 00:34:38.187242  <4>[   79.248277]  ksys_write+0x68/0xf0

 7460 00:34:38.190473  <4>[   79.252312]  do_syscall_64+0x33/0x40

 7461 00:34:38.196920  <4>[   79.256635]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7462 00:34:38.200657  <4>[   79.262616] RIP: 0033:0x7f8bc6294473

 7463 00:34:38.223841  <4>[   79.266939] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7464 00:34:38.230326  <4>[   79.288311] RSP: 002b:00007ffc5656f2c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7465 00:34:38.239948  <4>[   79.297118] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8bc6294473

 7466 00:34:38.246577  <4>[   79.305434] RDX: 0000000000000020 RSI: 00007f8bc6188000 RDI: 0000000000000001

 7467 00:34:38.256153  <4>[   79.313748] RBP: 00007f8bc6188000 R08: 00007f8bc6187010 R09: 0000000000000000

 7468 00:34:38.263170  <4>[   79.322065] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7469 00:34:38.273244  <4>[   79.330378] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7470 00:34:38.276491  <4>[   79.338705] irq event stamp: 0

 7471 00:34:38.283139  <4>[   79.342439] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7472 00:34:38.293297  <4>[   79.349780] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7473 00:34:38.302690  <4>[   79.359264] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7474 00:34:38.309175  <4>[   79.368751] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7475 00:34:38.315689  <4>[   79.376090] ---[ end trace 68c4bcfb3b2027e5 ]---

 7476 00:34:38.322385  <6>[   79.381581] lkdtm: Saturation detected: still saturated

 7477 00:34:38.322548  stamp: 0

 7478 00:34:38.329301  # [   78.500720] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7479 00:34:38.338792  # [   78.508059] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7480 00:34:38.348948  # [   78.517544] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7481 00:34:38.355754  # [   78.527027] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7482 00:34:38.362389  # [   78.534366] ---[ end trace 68c4bcfb3b2027e4 ]---

 7483 00:34:38.368719  # [   78.546078] lkdtm: Saturation detected: still saturated

 7484 00:34:38.375551  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7485 00:34:38.382097  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7486 00:34:38.385457  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7487 00:34:38.430419  # [   78.942919] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7488 00:34:38.437321  # [   78.951002] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7489 00:34:38.444124  # [   78.958839] ------------[ cut here ]------------

 7490 00:34:38.447407  # [   78.964327] refcount_t: underflow; use-after-free.

 7491 00:34:38.457113  # [   78.970068] WARNING: CPU: 1 PID: 2563 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7492 00:34:38.496797  # [   78.986084] Modules linked in: fuse ip_tables uvcvideo snd_soc_max98357a cros_usbpd_charger cros_ec_chardev cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_da7219 videobuf2_common cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7493 00:34:38.506800  # [   79.032585] CPU: 1 PID: 2563 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7494 00:34:38.513350  # [   79.041583] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7495 00:34:38.520194  # [   79.048537] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7496 00:34:38.540406  # [   79.054770] Code: 02 01 e8 33 f1 c5 00 0f 0b c3 cc cc cc cc 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 8d a1 c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7497 00:34:38.546758  # [   79.082430] RSP: 0018:ffffac8042ef7e40 EFLAGS: 00010286

 7498 00:34:38.556955  # [   79.094794] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7499 00:34:38.562860  # [   79.103109] RDX: ffff8df53bcac620 RSI: ffff8df53bc9bf50 RDI: ffff8df53bc9bf50

 7500 00:34:38.573157  # [   79.111424] RBP: ffffffffa1982828 R08: 0000000000000000 R09: 0000000000000000

 7501 00:34:38.579794  # [   79.119738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7502 00:34:38.589408  # [   79.128053] R13: ffffac8042ef7f10 R14: ffffac8042ef7f10 R15: ffff8df4c641d000

 7503 00:34:38.596098  # [   79.136371] FS:  00007f8bc637e580(0000) GS:ffff8df53bc80000(0000) knlGS:0000000000000000

 7504 00:34:38.602690  # [   79.151976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7505 00:34:38.612825  # [   79.158731] CR2: 00007f8bc6188000 CR3: 00000001062f8000 CR4: 00000000003506e0

 7506 00:34:38.616170  # [   79.167045] Call Trace:

 7507 00:34:38.619637  # [   79.170113]  ? __warn+0x80/0x110

 7508 00:34:38.625867  # [   79.174050]  ? refcount_warn_saturate+0xba/0x110

 7509 00:34:38.629141  # [   79.179544]  ? report_bug+0x9e/0xc0

 7510 00:34:38.632353  # [   79.183773]  ? handle_bug+0x41/0x90

 7511 00:34:38.635962  # [   79.187997]  ? exc_invalid_op+0x14/0x70

 7512 00:34:38.642635  # [   79.192602]  ? asm_exc_invalid_op+0x12/0x20

 7513 00:34:38.648995  # [   79.197615]  ? refcount_warn_saturate+0xba/0x110

 7514 00:34:38.652078  # [   79.203112]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7515 00:34:38.658933  # [   79.209581]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7516 00:34:38.665592  # [   79.216242]  direct_entry.cold+0x2c/0x38

 7517 00:34:38.668646  # [   79.227179]  full_proxy_write+0x56/0x80

 7518 00:34:38.672183  # [   79.238020]  vfs_write+0xea/0x3b0

 7519 00:34:38.678859  # [   79.248277]  ksys_write+0x68/0xf0

 7520 00:34:38.682048  # [   79.252312]  do_syscall_64+0x33/0x40

 7521 00:34:38.689029  # [   79.256635]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7522 00:34:38.692359  # [   79.262616] RIP: 0033:0x7f8bc6294473

 7523 00:34:38.711603  # [   79.266939] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7524 00:34:38.721664  # [   79.288311] RSP: 002b:00007ffc5656f2c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7525 00:34:38.728172  # [   79.297118] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8bc6294473

 7526 00:34:38.738563  # [   79.305434] RDX: 0000000000000020 RSI: 00007f8bc6188000 RDI: 0000000000000001

 7527 00:34:38.744861  # [   79.313748] RBP: 00007f8bc6188000 R08: 00007f8bc6187010 R09: 0000000000000000

 7528 00:34:38.754983  # [   79.322065] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7529 00:34:38.761832  # [   79.330378] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7530 00:34:38.765042  # [   79.338705] irq event stamp: 0

 7531 00:34:38.774570  # [   79.342439] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7532 00:34:38.781260  # [   79.349780] hardirqs last disabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7533 00:34:38.791531  # [   79.359264] softirqs last  enabled at (0): [<ffffffff9f8fd6cc>] copy_process+0x65c/0x20e0

 7534 00:34:38.797949  # [   79.368751] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7535 00:34:38.804627  # [   79.376090] ---[ end trace 68c4bcfb3b2027e5 ]---

 7536 00:34:38.811505  # [   79.381581] lkdtm: Saturation detected: still saturated

 7537 00:34:38.817554  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7538 00:34:38.824741  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7539 00:34:38.827993  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7540 00:34:38.831205  # Skipping REFCOUNT_TIMING: timing only

 7541 00:34:38.837737  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7542 00:34:38.841142  # selftests: lkdtm: ATOMIC_TIMING.sh

 7543 00:34:38.844417  # Skipping ATOMIC_TIMING: timing only

 7544 00:34:38.851145  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7545 00:34:38.853983  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7546 00:34:38.963229  <6>[   80.021188] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7547 00:34:38.969704  <6>[   80.028276] lkdtm: attempting good copy_to_user of correct size

 7548 00:34:38.976283  <6>[   80.035327] lkdtm: attempting bad copy_to_user of too large size

 7549 00:34:39.084108  # [   80.021188] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7550 00:34:39.090358  # [   80.028276] lkdtm: attempting good copy_to_user of correct size

 7551 00:34:39.097109  # [   80.035327] lkdtm: attempting bad copy_to_user of too large size

 7552 00:34:39.100097  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7553 00:34:39.112424  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7554 00:34:39.125044  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7555 00:34:39.328162  <6>[   80.386198] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7556 00:34:39.335010  <6>[   80.393479] lkdtm: attempting good copy_from_user of correct size

 7557 00:34:39.341166  <6>[   80.400645] lkdtm: attempting bad copy_from_user of too large size

 7558 00:34:39.440522  # [   80.386198] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7559 00:34:39.446930  # [   80.393479] lkdtm: attempting good copy_from_user of correct size

 7560 00:34:39.453620  # [   80.400645] lkdtm: attempting bad copy_from_user of too large size

 7561 00:34:39.460080  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7562 00:34:39.469549  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7563 00:34:39.481630  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7564 00:34:39.686596  <6>[   80.744399] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7565 00:34:39.693183  <6>[   80.751987] lkdtm: attempting good copy_to_user inside whitelist

 7566 00:34:39.699655  <6>[   80.759097] lkdtm: attempting bad copy_to_user outside whitelist

 7567 00:34:39.807488  # [   80.744399] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7568 00:34:39.814291  # [   80.751987] lkdtm: attempting good copy_to_user inside whitelist

 7569 00:34:39.820613  # [   80.759097] lkdtm: attempting bad copy_to_user outside whitelist

 7570 00:34:39.827207  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7571 00:34:39.834996  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7572 00:34:39.848067  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7573 00:34:40.056714  <6>[   81.114193] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7574 00:34:40.063106  <6>[   81.121976] lkdtm: attempting good copy_from_user inside whitelist

 7575 00:34:40.069724  <6>[   81.129293] lkdtm: attempting bad copy_from_user outside whitelist

 7576 00:34:40.178143  # [   81.114193] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7577 00:34:40.184882  # [   81.121976] lkdtm: attempting good copy_from_user inside whitelist

 7578 00:34:40.191577  # [   81.129293] lkdtm: attempting bad copy_from_user outside whitelist

 7579 00:34:40.198441  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7580 00:34:40.209690  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7581 00:34:40.218474  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7582 00:34:40.414258  <6>[   81.471929] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7583 00:34:40.420891  <6>[   81.479199] lkdtm: good_stack: ffffac80432bfe20-ffffac80432bfe40

 7584 00:34:40.427538  <6>[   81.486259] lkdtm: bad_stack : ffffac80432bfda8-ffffac80432bfdc8

 7585 00:34:40.434121  <6>[   81.493345] lkdtm: attempting good copy_to_user of local stack

 7586 00:34:40.440587  <6>[   81.500222] lkdtm: attempting bad copy_to_user of distant stack

 7587 00:34:40.539771  # [   81.471929] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7588 00:34:40.546336  # [   81.479199] lkdtm: good_stack: ffffac80432bfe20-ffffac80432bfe40

 7589 00:34:40.552877  # [   81.486259] lkdtm: bad_stack : ffffac80432bfda8-ffffac80432bfdc8

 7590 00:34:40.559542  # [   81.493345] lkdtm: attempting good copy_to_user of local stack

 7591 00:34:40.566352  # [   81.500222] lkdtm: attempting bad copy_to_user of distant stack

 7592 00:34:40.573116  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7593 00:34:40.579843  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7594 00:34:40.582689  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7595 00:34:40.770222  <6>[   81.828160] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7596 00:34:40.776985  <6>[   81.835686] lkdtm: good_stack: ffffac8043347e20-ffffac8043347e40

 7597 00:34:40.783214  <6>[   81.842746] lkdtm: bad_stack : ffffac8043347da8-ffffac8043347dc8

 7598 00:34:40.789945  <6>[   81.850240] lkdtm: attempting good copy_from_user of local stack

 7599 00:34:40.799884  <6>[   81.857703] lkdtm: attempting bad copy_from_user of distant stack

 7600 00:34:40.897354  # [   81.828160] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7601 00:34:40.904108  # [   81.835686] lkdtm: good_stack: ffffac8043347e20-ffffac8043347e40

 7602 00:34:40.910466  # [   81.842746] lkdtm: bad_stack : ffffac8043347da8-ffffac8043347dc8

 7603 00:34:40.917397  # [   81.850240] lkdtm: attempting good copy_from_user of local stack

 7604 00:34:40.923861  # [   81.857703] lkdtm: attempting bad copy_from_user of distant stack

 7605 00:34:40.930440  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7606 00:34:40.937281  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7607 00:34:40.940243  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7608 00:34:41.144981  <6>[   82.202582] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7609 00:34:41.151740  <6>[   82.209655] lkdtm: good_stack: ffffac8043387e20-ffffac8043387e40

 7610 00:34:41.158053  <6>[   82.216738] lkdtm: bad_stack : ffffac8043387ff8-ffffac8043388018

 7611 00:34:41.164853  <6>[   82.223833] lkdtm: attempting good copy_to_user of local stack

 7612 00:34:41.171074  <6>[   82.230707] lkdtm: attempting bad copy_to_user of distant stack

 7613 00:34:41.177449  <4>[   82.237663] lkdtm: copy_to_user failed, but lacked Oops

 7614 00:34:41.284310  # [   82.202582] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7615 00:34:41.291194  # [   82.209655] lkdtm: good_stack: ffffac8043387e20-ffffac8043387e40

 7616 00:34:41.297398  # [   82.216738] lkdtm: bad_stack : ffffac8043387ff8-ffffac8043388018

 7617 00:34:41.304204  # [   82.223833] lkdtm: attempting good copy_to_user of local stack

 7618 00:34:41.310935  # [   82.230707] lkdtm: attempting bad copy_to_user of distant stack

 7619 00:34:41.317402  # [   82.237663] lkdtm: copy_to_user failed, but lacked Oops

 7620 00:34:41.320811  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7621 00:34:41.327464  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7622 00:34:41.330607  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7623 00:34:41.517376  <6>[   82.578207] lkdtm: Performing direct entry USERCOPY_KERNEL

 7624 00:34:41.527044  <6>[   82.584713] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa14f8950

 7625 00:34:41.537226  <6>[   82.593760] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9fae2c00

 7626 00:34:41.543358  <3>[   82.602830] lkdtm: FAIL: survived bad copy_to_user()

 7627 00:34:41.641487  # [   82.578207] lkdtm: Performing direct entry USERCOPY_KERNEL

 7628 00:34:41.651472  # [   82.584713] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa14f8950

 7629 00:34:41.661218  # [   82.593760] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9fae2c00

 7630 00:34:41.664789  # [   82.602830] lkdtm: FAIL: survived bad copy_to_user()

 7631 00:34:41.671034  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7632 00:34:41.677787  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7633 00:34:41.684257  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7634 00:34:41.893956  <6>[   82.954725] lkdtm: Performing direct entry STACKLEAK_ERASING

 7635 00:34:41.903408  <6>[   82.961407] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7636 00:34:41.910260  <3>[   82.969647] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7637 00:34:41.920144  <3>[   82.977763] lkdtm: FAIL: the thread stack is NOT properly erased

 7638 00:34:41.926398  <4>[   82.984845] CPU: 3 PID: 2939 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7639 00:34:41.933426  <4>[   82.993822] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7640 00:34:41.936339  <4>[   83.000754] Call Trace:

 7641 00:34:41.943343  <4>[   83.003812]  dump_stack+0x77/0x9b

 7642 00:34:41.946563  <4>[   83.007826]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7643 00:34:41.953257  <4>[   83.013298]  direct_entry.cold+0x2c/0x38

 7644 00:34:41.956572  <4>[   83.017995]  full_proxy_write+0x56/0x80

 7645 00:34:41.959920  <4>[   83.022584]  vfs_write+0xea/0x3b0

 7646 00:34:41.963383  <4>[   83.026590]  ksys_write+0x68/0xf0

 7647 00:34:41.969915  <4>[   83.030595]  do_syscall_64+0x33/0x40

 7648 00:34:41.976437  <4>[   83.034898]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7649 00:34:41.979315  <4>[   83.040848] RIP: 0033:0x7f7610c8f473

 7650 00:34:41.999176  <4>[   83.045150] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7651 00:34:42.009174  <4>[   83.066495] RSP: 002b:00007ffd53f4a118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7652 00:34:42.016076  <4>[   83.075282] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7610c8f473

 7653 00:34:42.025875  <4>[   83.083573] RDX: 0000000000000012 RSI: 00007f7610b83000 RDI: 0000000000000001

 7654 00:34:42.032405  <4>[   83.091867] RBP: 00007f7610b83000 R08: 00007f7610b82010 R09: 0000000000000000

 7655 00:34:42.042592  <4>[   83.100167] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7656 00:34:42.052188  <4>[   83.108461] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7657 00:34:42.155927  # [   82.954725] lkdtm: Performing direct entry STACKLEAK_ERASING

 7658 00:34:42.165741  # [   82.961407] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7659 00:34:42.172276  # [   82.969647] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7660 00:34:42.179042  # [   82.977763] lkdtm: FAIL: the thread stack is NOT properly erased

 7661 00:34:42.189249  # [   82.984845] CPU: 3 PID: 2939 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7662 00:34:42.195934  # [   82.993822] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7663 00:34:42.198834  # [   83.000754] Call Trace:

 7664 00:34:42.202073  # [   83.003812]  dump_stack+0x77/0x9b

 7665 00:34:42.208810  # [   83.007826]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7666 00:34:42.212189  # [   83.013298]  direct_entry.cold+0x2c/0x38

 7667 00:34:42.218991  # [   83.017995]  full_proxy_write+0x56/0x80

 7668 00:34:42.222064  # [   83.022584]  vfs_write+0xea/0x3b0

 7669 00:34:42.225229  # [   83.026590]  ksys_write+0x68/0xf0

 7670 00:34:42.228686  # [   83.030595]  do_syscall_64+0x33/0x40

 7671 00:34:42.235522  # [   83.034898]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7672 00:34:42.238541  # [   83.040848] RIP: 0033:0x7f7610c8f473

 7673 00:34:42.262066  # [   83.045150] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7674 00:34:42.268247  # [   83.066495] RSP: 002b:00007ffd53f4a118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7675 00:34:42.278412  # [   83.075282] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7610c8f473

 7676 00:34:42.284951  # [   83.083573] RDX: 0000000000000012 RSI: 00007f7610b83000 RDI: 0000000000000001

 7677 00:34:42.294907  # [   83.091867] RBP: 00007f7610b83000 R08: 00007f7610b82010 R09: 0000000000000000

 7678 00:34:42.301439  # [   83.100167] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7679 00:34:42.311461  # [   83.108461] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7680 00:34:42.318136  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7681 00:34:42.324942  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7682 00:34:42.328229  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7683 00:34:42.415050  <6>[   83.476136] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7684 00:34:42.422035  <6>[   83.482837] lkdtm: Calling matched prototype ...

 7685 00:34:42.428451  <6>[   83.488340] lkdtm: Calling mismatched prototype ...

 7686 00:34:42.434586  <6>[   83.494126] lkdtm: Fail: survived mismatched prototype function call!

 7687 00:34:42.529282  # [   83.476136] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7688 00:34:42.535841  # [   83.482837] lkdtm: Calling matched prototype ...

 7689 00:34:42.542634  # [   83.488340] lkdtm: Calling mismatched prototype ...

 7690 00:34:42.549353  # [   83.494126] lkdtm: Fail: survived mismatched prototype function call!

 7691 00:34:42.555808  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7692 00:34:42.558986  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7693 00:34:43.293169  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7694 00:34:43.293339  lkdtm_BUG_sh pass

 7695 00:34:43.296488  lkdtm_WARNING_sh pass

 7696 00:34:43.299905  lkdtm_WARNING_MESSAGE_sh pass

 7697 00:34:43.303127  lkdtm_EXCEPTION_sh pass

 7698 00:34:43.306516  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7699 00:34:43.313155  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7700 00:34:43.319770  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7701 00:34:43.326497  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7702 00:34:43.329887  lkdtm_CORRUPT_LIST_ADD_sh fail

 7703 00:34:43.333287  lkdtm_CORRUPT_LIST_DEL_sh fail

 7704 00:34:43.336635  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7705 00:34:43.339888  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7706 00:34:43.343170  lkdtm_UNSET_SMEP_sh pass

 7707 00:34:43.349624  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7708 00:34:43.352918  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7709 00:34:43.363021  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7710 00:34:43.369421  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7711 00:34:43.376228  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7712 00:34:43.379607  lkdtm_READ_AFTER_FREE_sh fail

 7713 00:34:43.389392  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7714 00:34:43.392735  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7715 00:34:43.396409  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7716 00:34:43.396515  lkdtm_SLAB_FREE_CROSS_sh fail

 7717 00:34:43.399156  lkdtm_SLAB_FREE_PAGE_sh fail

 7718 00:34:43.406067  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7719 00:34:43.412833  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7720 00:34:43.416066  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7721 00:34:43.422529  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7722 00:34:43.425910  lkdtm_EXEC_DATA_sh pass

 7723 00:34:43.425992  lkdtm_EXEC_STACK_sh pass

 7724 00:34:43.429158  lkdtm_EXEC_KMALLOC_sh pass

 7725 00:34:43.432609  lkdtm_EXEC_VMALLOC_sh pass

 7726 00:34:43.435930  lkdtm_EXEC_RODATA_sh pass

 7727 00:34:43.439311  lkdtm_EXEC_USERSPACE_sh pass

 7728 00:34:43.439391  lkdtm_EXEC_NULL_sh pass

 7729 00:34:43.442595  lkdtm_ACCESS_USERSPACE_sh pass

 7730 00:34:43.445653  lkdtm_ACCESS_NULL_sh pass

 7731 00:34:43.449106  lkdtm_WRITE_RO_sh pass

 7732 00:34:43.452201  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7733 00:34:43.455472  lkdtm_WRITE_KERN_sh pass

 7734 00:34:43.459345  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7735 00:34:43.462067  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7736 00:34:43.465317  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7737 00:34:43.472080  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7738 00:34:43.475303  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7739 00:34:43.479110  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7740 00:34:43.482295  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7741 00:34:43.485628  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7742 00:34:43.488608  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7743 00:34:43.491978  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7744 00:34:43.495368  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7745 00:34:43.498613  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7746 00:34:43.505333  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7747 00:34:43.508718  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7748 00:34:43.511957  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7749 00:34:43.518556  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7750 00:34:43.521704  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7751 00:34:43.528376  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7752 00:34:43.535119  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7753 00:34:43.538289  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7754 00:34:43.541657  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7755 00:34:43.545080  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7756 00:34:43.551562  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7757 00:34:43.554750  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7758 00:34:43.558049  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7759 00:34:43.561498  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7760 00:34:43.564883  lkdtm_USERCOPY_KERNEL_sh fail

 7761 00:34:43.568231  lkdtm_STACKLEAK_ERASING_sh fail

 7762 00:34:43.571644  lkdtm_CFI_FORWARD_PROTO_sh fail

 7763 00:34:43.575081  + ../../utils/send-to-lava.sh ./output/result.txt

 7764 00:34:43.581428  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7765 00:34:43.582091  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7767 00:34:43.591659  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7768 00:34:43.591923  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7770 00:34:43.597882  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7771 00:34:43.598138  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7773 00:34:43.657586  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7774 00:34:43.657902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7776 00:34:43.745169  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7777 00:34:43.745525  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7779 00:34:43.821272  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7780 00:34:43.821634  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7782 00:34:43.905121  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7783 00:34:43.905471  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7785 00:34:43.989153  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7786 00:34:43.989515  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7788 00:34:44.061236  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7789 00:34:44.061557  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7791 00:34:44.135671  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7792 00:34:44.135994  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7794 00:34:44.205039  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7795 00:34:44.205377  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7797 00:34:44.280281  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7798 00:34:44.280598  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7800 00:34:44.361136  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7801 00:34:44.361453  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7803 00:34:44.437330  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7804 00:34:44.437682  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7806 00:34:44.512232  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7808 00:34:44.515384  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7809 00:34:44.603469  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7811 00:34:44.606832  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7812 00:34:44.682876  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7813 00:34:44.683195  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7815 00:34:44.762674  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7816 00:34:44.762992  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7818 00:34:44.847311  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7819 00:34:44.847647  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7821 00:34:44.924923  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7822 00:34:44.925240  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7824 00:34:45.003897  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7825 00:34:45.004224  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7827 00:34:45.084055  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7828 00:34:45.084395  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7830 00:34:45.158263  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7831 00:34:45.158677  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7833 00:34:45.231467  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7834 00:34:45.231835  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7836 00:34:45.305793  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7837 00:34:45.306158  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7839 00:34:45.383694  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7840 00:34:45.383984  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7842 00:34:45.463307  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7843 00:34:45.463620  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7845 00:34:45.546205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7846 00:34:45.546617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7848 00:34:45.620142  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7849 00:34:45.620504  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7851 00:34:45.690421  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7852 00:34:45.690731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7854 00:34:45.765225  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7855 00:34:45.765503  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7857 00:34:45.839585  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7859 00:34:45.842546  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7860 00:34:45.919785  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7861 00:34:45.920098  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7863 00:34:45.991732  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7864 00:34:45.992057  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7866 00:34:46.069505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7868 00:34:46.072782  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7869 00:34:46.149021  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7870 00:34:46.149351  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7872 00:34:46.217502  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7873 00:34:46.217812  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7875 00:34:46.294877  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7876 00:34:46.295199  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7878 00:34:46.373779  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7879 00:34:46.374113  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7881 00:34:46.443342  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7882 00:34:46.443678  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7884 00:34:46.518815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7885 00:34:46.519141  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7887 00:34:46.596056  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7889 00:34:46.598746  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7890 00:34:46.673388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7891 00:34:46.673743  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7893 00:34:46.746264  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7894 00:34:46.746605  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7896 00:34:46.822497  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7897 00:34:46.822810  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7899 00:34:46.899705  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7900 00:34:46.900044  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7902 00:34:46.975462  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7903 00:34:46.975781  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7905 00:34:47.050201  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7906 00:34:47.050546  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7908 00:34:47.124243  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7909 00:34:47.124598  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7911 00:34:47.193144  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7912 00:34:47.193498  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7914 00:34:47.264819  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7915 00:34:47.265156  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7917 00:34:47.343132  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7918 00:34:47.343459  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7920 00:34:47.416312  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7921 00:34:47.416655  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7923 00:34:47.494941  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7924 00:34:47.495284  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7926 00:34:47.569019  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7927 00:34:47.569373  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7929 00:34:47.646124  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7930 00:34:47.646446  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7932 00:34:47.719746  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7933 00:34:47.720111  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7935 00:34:47.789205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7936 00:34:47.789507  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7938 00:34:47.864811  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7939 00:34:47.865138  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7941 00:34:47.943419  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7942 00:34:47.943758  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7944 00:34:48.025511  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7945 00:34:48.025822  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7947 00:34:48.100993  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7948 00:34:48.101320  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7950 00:34:48.178159  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7951 00:34:48.178466  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7953 00:34:48.262077  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7954 00:34:48.262386  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7956 00:34:48.342617  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7957 00:34:48.342951  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7959 00:34:48.422166  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7960 00:34:48.422477  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7962 00:34:48.498919  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7963 00:34:48.499204  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7965 00:34:48.581607  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7966 00:34:48.581913  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7968 00:34:48.658857  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7969 00:34:48.659186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7971 00:34:48.739074  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7972 00:34:48.739409  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7974 00:34:48.816579  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7975 00:34:48.816748  + set +x

 7976 00:34:48.817026  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7978 00:34:48.822834  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12264597_1.5.2.3.5>

 7979 00:34:48.822915  <LAVA_TEST_RUNNER EXIT>

 7980 00:34:48.823150  Received signal: <ENDRUN> 1_kselftest-lkdtm 12264597_1.5.2.3.5
 7981 00:34:48.823222  Ending use of test pattern.
 7982 00:34:48.823296  Ending test lava.1_kselftest-lkdtm (12264597_1.5.2.3.5), duration 63.21
 7984 00:34:48.823518  ok: lava_test_shell seems to have completed
 7985 00:34:48.824130  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh_selftests_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_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_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_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_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_selftests_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_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_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_selftests_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_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_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

 7986 00:34:48.824250  end: 3.1 lava-test-shell (duration 00:01:05) [common]
 7987 00:34:48.824344  end: 3 lava-test-retry (duration 00:01:05) [common]
 7988 00:34:48.824440  start: 4 finalize (timeout 00:07:29) [common]
 7989 00:34:48.824528  start: 4.1 power-off (timeout 00:00:30) [common]
 7990 00:34:48.824693  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C523NA-A20057-coral-cbg-3' '--port=1' '--command=off'
 7991 00:34:48.900698  >> Command sent successfully.

 7992 00:34:48.903076  Returned 0 in 0 seconds
 7993 00:34:49.003455  end: 4.1 power-off (duration 00:00:00) [common]
 7995 00:34:49.003784  start: 4.2 read-feedback (timeout 00:07:28) [common]
 7996 00:34:49.004069  Listened to connection for namespace 'common' for up to 1s
 7997 00:34:49.004366  Listened to connection for namespace 'common' for up to 1s
 7998 00:34:50.005000  Finalising connection for namespace 'common'
 7999 00:34:50.005182  Disconnecting from shell: Finalise
 8000 00:34:50.005266  / # 
 8001 00:34:50.105620  end: 4.2 read-feedback (duration 00:00:01) [common]
 8002 00:34:50.105804  end: 4 finalize (duration 00:00:01) [common]
 8003 00:34:50.105917  Cleaning after the job
 8004 00:34:50.106015  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/ramdisk
 8005 00:34:50.107569  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/kernel
 8006 00:34:50.110311  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/nfsrootfs
 8007 00:34:50.204812  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264597/tftp-deploy-cmnec81u/modules
 8008 00:34:50.208246  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12264597
 8009 00:34:50.843084  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12264597
 8010 00:34:50.843266  Job finished correctly