Boot log: asus-C523NA-A20057-coral

    1 16:20:43.495188  lava-dispatcher, installed at version: 2023.08
    2 16:20:43.495414  start: 0 validate
    3 16:20:43.495556  Start time: 2023-11-02 16:20:43.495547+00:00 (UTC)
    4 16:20:43.495693  Using caching service: 'http://localhost/cache/?uri=%s'
    5 16:20:43.495835  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 16:20:43.752815  Using caching service: 'http://localhost/cache/?uri=%s'
    7 16:20:43.753009  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.194-cip39-915-g96fa7f16cf02%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 16:20:44.012915  Using caching service: 'http://localhost/cache/?uri=%s'
    9 16:20:44.013573  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 16:20:44.273106  Using caching service: 'http://localhost/cache/?uri=%s'
   11 16:20:44.273840  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.194-cip39-915-g96fa7f16cf02%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 16:20:44.541706  validate duration: 1.05
   14 16:20:44.543026  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 16:20:44.543544  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 16:20:44.543976  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 16:20:44.544595  Not decompressing ramdisk as can be used compressed.
   18 16:20:44.545064  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 16:20:44.545398  saving as /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/ramdisk/initrd.cpio.gz
   20 16:20:44.545723  total size: 5432480 (5 MB)
   21 16:20:44.550554  progress   0 % (0 MB)
   22 16:20:44.559674  progress   5 % (0 MB)
   23 16:20:44.566844  progress  10 % (0 MB)
   24 16:20:44.571810  progress  15 % (0 MB)
   25 16:20:44.576131  progress  20 % (1 MB)
   26 16:20:44.579421  progress  25 % (1 MB)
   27 16:20:44.582421  progress  30 % (1 MB)
   28 16:20:44.585304  progress  35 % (1 MB)
   29 16:20:44.587672  progress  40 % (2 MB)
   30 16:20:44.589887  progress  45 % (2 MB)
   31 16:20:44.592037  progress  50 % (2 MB)
   32 16:20:44.594190  progress  55 % (2 MB)
   33 16:20:44.596128  progress  60 % (3 MB)
   34 16:20:44.597894  progress  65 % (3 MB)
   35 16:20:44.599831  progress  70 % (3 MB)
   36 16:20:44.601555  progress  75 % (3 MB)
   37 16:20:44.603108  progress  80 % (4 MB)
   38 16:20:44.604664  progress  85 % (4 MB)
   39 16:20:44.606397  progress  90 % (4 MB)
   40 16:20:44.607958  progress  95 % (4 MB)
   41 16:20:44.609539  progress 100 % (5 MB)
   42 16:20:44.609772  5 MB downloaded in 0.06 s (80.86 MB/s)
   43 16:20:44.609935  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 16:20:44.610200  end: 1.1 download-retry (duration 00:00:00) [common]
   46 16:20:44.610302  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 16:20:44.610399  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 16:20:44.610553  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.194-cip39-915-g96fa7f16cf02/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 16:20:44.610629  saving as /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/kernel/bzImage
   50 16:20:44.610699  total size: 17277440 (16 MB)
   51 16:20:44.610766  No compression specified
   52 16:20:44.612011  progress   0 % (0 MB)
   53 16:20:44.617130  progress   5 % (0 MB)
   54 16:20:44.622119  progress  10 % (1 MB)
   55 16:20:44.627318  progress  15 % (2 MB)
   56 16:20:44.632309  progress  20 % (3 MB)
   57 16:20:44.637289  progress  25 % (4 MB)
   58 16:20:44.642473  progress  30 % (4 MB)
   59 16:20:44.647443  progress  35 % (5 MB)
   60 16:20:44.652457  progress  40 % (6 MB)
   61 16:20:44.657652  progress  45 % (7 MB)
   62 16:20:44.662646  progress  50 % (8 MB)
   63 16:20:44.667649  progress  55 % (9 MB)
   64 16:20:44.672829  progress  60 % (9 MB)
   65 16:20:44.677869  progress  65 % (10 MB)
   66 16:20:44.683072  progress  70 % (11 MB)
   67 16:20:44.688064  progress  75 % (12 MB)
   68 16:20:44.692971  progress  80 % (13 MB)
   69 16:20:44.698035  progress  85 % (14 MB)
   70 16:20:44.702915  progress  90 % (14 MB)
   71 16:20:44.707770  progress  95 % (15 MB)
   72 16:20:44.712826  progress 100 % (16 MB)
   73 16:20:44.712983  16 MB downloaded in 0.10 s (161.10 MB/s)
   74 16:20:44.713142  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 16:20:44.713397  end: 1.2 download-retry (duration 00:00:00) [common]
   77 16:20:44.713493  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 16:20:44.713587  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 16:20:44.713740  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 16:20:44.713816  saving as /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/nfsrootfs/full.rootfs.tar
   81 16:20:44.713891  total size: 207157356 (197 MB)
   82 16:20:44.713962  Using unxz to decompress xz
   83 16:20:44.718622  progress   0 % (0 MB)
   84 16:20:45.334816  progress   5 % (9 MB)
   85 16:20:45.923507  progress  10 % (19 MB)
   86 16:20:46.598484  progress  15 % (29 MB)
   87 16:20:47.003303  progress  20 % (39 MB)
   88 16:20:47.406677  progress  25 % (49 MB)
   89 16:20:48.082053  progress  30 % (59 MB)
   90 16:20:48.693467  progress  35 % (69 MB)
   91 16:20:49.378224  progress  40 % (79 MB)
   92 16:20:50.005156  progress  45 % (88 MB)
   93 16:20:50.662518  progress  50 % (98 MB)
   94 16:20:51.383618  progress  55 % (108 MB)
   95 16:20:52.158704  progress  60 % (118 MB)
   96 16:20:52.312729  progress  65 % (128 MB)
   97 16:20:52.466498  progress  70 % (138 MB)
   98 16:20:52.573322  progress  75 % (148 MB)
   99 16:20:52.659350  progress  80 % (158 MB)
  100 16:20:52.741958  progress  85 % (167 MB)
  101 16:20:52.859886  progress  90 % (177 MB)
  102 16:20:53.169698  progress  95 % (187 MB)
  103 16:20:53.839404  progress 100 % (197 MB)
  104 16:20:53.846522  197 MB downloaded in 9.13 s (21.63 MB/s)
  105 16:20:53.846820  end: 1.3.1 http-download (duration 00:00:09) [common]
  107 16:20:53.847112  end: 1.3 download-retry (duration 00:00:09) [common]
  108 16:20:53.847212  start: 1.4 download-retry (timeout 00:09:51) [common]
  109 16:20:53.847310  start: 1.4.1 http-download (timeout 00:09:51) [common]
  110 16:20:53.847478  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.194-cip39-915-g96fa7f16cf02/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 16:20:53.847557  saving as /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/modules/modules.tar
  112 16:20:53.847625  total size: 3316324 (3 MB)
  113 16:20:53.847695  Using unxz to decompress xz
  114 16:20:53.852389  progress   0 % (0 MB)
  115 16:20:53.859084  progress   5 % (0 MB)
  116 16:20:53.868369  progress  10 % (0 MB)
  117 16:20:53.878043  progress  15 % (0 MB)
  118 16:20:53.890838  progress  20 % (0 MB)
  119 16:20:53.903567  progress  25 % (0 MB)
  120 16:20:53.913822  progress  30 % (0 MB)
  121 16:20:53.927357  progress  35 % (1 MB)
  122 16:20:53.940192  progress  40 % (1 MB)
  123 16:20:53.951473  progress  45 % (1 MB)
  124 16:20:53.962389  progress  50 % (1 MB)
  125 16:20:53.973205  progress  55 % (1 MB)
  126 16:20:53.986897  progress  60 % (1 MB)
  127 16:20:53.997841  progress  65 % (2 MB)
  128 16:20:54.008807  progress  70 % (2 MB)
  129 16:20:54.019772  progress  75 % (2 MB)
  130 16:20:54.030964  progress  80 % (2 MB)
  131 16:20:54.044211  progress  85 % (2 MB)
  132 16:20:54.055331  progress  90 % (2 MB)
  133 16:20:54.066584  progress  95 % (3 MB)
  134 16:20:54.078365  progress 100 % (3 MB)
  135 16:20:54.084056  3 MB downloaded in 0.24 s (13.38 MB/s)
  136 16:20:54.084383  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 16:20:54.084733  end: 1.4 download-retry (duration 00:00:00) [common]
  139 16:20:54.084882  start: 1.5 prepare-tftp-overlay (timeout 00:09:50) [common]
  140 16:20:54.085027  start: 1.5.1 extract-nfsrootfs (timeout 00:09:50) [common]
  141 16:20:58.099712  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m
  142 16:20:58.099915  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 16:20:58.100036  start: 1.5.2 lava-overlay (timeout 00:09:46) [common]
  144 16:20:58.100232  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e
  145 16:20:58.100388  makedir: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin
  146 16:20:58.100508  makedir: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/tests
  147 16:20:58.100628  makedir: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/results
  148 16:20:58.100742  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-add-keys
  149 16:20:58.100905  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-add-sources
  150 16:20:58.101058  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-background-process-start
  151 16:20:58.101208  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-background-process-stop
  152 16:20:58.101355  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-common-functions
  153 16:20:58.101500  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-echo-ipv4
  154 16:20:58.101647  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-install-packages
  155 16:20:58.101791  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-installed-packages
  156 16:20:58.101935  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-os-build
  157 16:20:58.102081  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-probe-channel
  158 16:20:58.102225  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-probe-ip
  159 16:20:58.102369  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-target-ip
  160 16:20:58.102514  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-target-mac
  161 16:20:58.102657  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-target-storage
  162 16:20:58.102805  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-case
  163 16:20:58.102951  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-event
  164 16:20:58.103100  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-feedback
  165 16:20:58.103244  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-raise
  166 16:20:58.103388  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-reference
  167 16:20:58.103532  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-runner
  168 16:20:58.103677  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-set
  169 16:20:58.103824  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-test-shell
  170 16:20:58.103971  Updating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-add-keys (debian)
  171 16:20:58.104158  Updating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-add-sources (debian)
  172 16:20:58.104321  Updating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-install-packages (debian)
  173 16:20:58.104482  Updating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-installed-packages (debian)
  174 16:20:58.104642  Updating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/bin/lava-os-build (debian)
  175 16:20:58.104794  Creating /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/environment
  176 16:20:58.104905  LAVA metadata
  177 16:20:58.104986  - LAVA_JOB_ID=11931906
  178 16:20:58.105071  - LAVA_DISPATCHER_IP=192.168.201.1
  179 16:20:58.105187  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:46) [common]
  180 16:20:58.105263  skipped lava-vland-overlay
  181 16:20:58.105348  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 16:20:58.105438  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:46) [common]
  183 16:20:58.105510  skipped lava-multinode-overlay
  184 16:20:58.105593  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 16:20:58.105684  start: 1.5.2.3 test-definition (timeout 00:09:46) [common]
  186 16:20:58.105766  Loading test definitions
  187 16:20:58.105870  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:46) [common]
  188 16:20:58.105949  Using /lava-11931906 at stage 0
  189 16:20:58.106282  uuid=11931906_1.5.2.3.1 testdef=None
  190 16:20:58.106383  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 16:20:58.106482  start: 1.5.2.3.2 test-overlay (timeout 00:09:46) [common]
  192 16:20:58.106998  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 16:20:58.107245  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:46) [common]
  195 16:20:58.107881  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 16:20:58.108154  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:46) [common]
  198 16:20:58.108777  runner path: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/0/tests/0_timesync-off test_uuid 11931906_1.5.2.3.1
  199 16:20:58.108960  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 16:20:58.109215  start: 1.5.2.3.5 git-repo-action (timeout 00:09:46) [common]
  202 16:20:58.109302  Using /lava-11931906 at stage 0
  203 16:20:58.109412  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 16:20:58.109501  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/0/tests/1_kselftest-lkdtm'
  205 16:21:01.253962  Running '/usr/bin/git checkout kernelci.org
  206 16:21:01.407491  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 16:21:01.408328  uuid=11931906_1.5.2.3.5 testdef=None
  208 16:21:01.408518  end: 1.5.2.3.5 git-repo-action (duration 00:00:03) [common]
  210 16:21:01.408810  start: 1.5.2.3.6 test-overlay (timeout 00:09:43) [common]
  211 16:21:01.409653  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 16:21:01.409943  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:43) [common]
  214 16:21:01.411364  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 16:21:01.411633  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:43) [common]
  217 16:21:01.412790  runner path: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/0/tests/1_kselftest-lkdtm test_uuid 11931906_1.5.2.3.5
  218 16:21:01.412896  BOARD='asus-C523NA-A20057-coral'
  219 16:21:01.412985  BRANCH='cip-gitlab'
  220 16:21:01.413053  SKIPFILE='/dev/null'
  221 16:21:01.413119  SKIP_INSTALL='True'
  222 16:21:01.413181  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.194-cip39-915-g96fa7f16cf02/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 16:21:01.413246  TST_CASENAME=''
  224 16:21:01.413306  TST_CMDFILES='lkdtm'
  225 16:21:01.413491  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 16:21:01.413723  Creating lava-test-runner.conf files
  228 16:21:01.413794  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/11931906/lava-overlay-6zyvvc4e/lava-11931906/0 for stage 0
  229 16:21:01.413901  - 0_timesync-off
  230 16:21:01.413975  - 1_kselftest-lkdtm
  231 16:21:01.414087  end: 1.5.2.3 test-definition (duration 00:00:03) [common]
  232 16:21:01.414186  start: 1.5.2.4 compress-overlay (timeout 00:09:43) [common]
  233 16:21:09.888181  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 16:21:09.888408  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:35) [common]
  235 16:21:09.888515  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 16:21:09.888629  end: 1.5.2 lava-overlay (duration 00:00:12) [common]
  237 16:21:09.888728  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:35) [common]
  238 16:21:10.051427  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 16:21:10.051900  start: 1.5.4 extract-modules (timeout 00:09:34) [common]
  240 16:21:10.052076  extracting modules file /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m
  241 16:21:10.153331  extracting modules file /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11931906/extract-overlay-ramdisk-v2tgtttj/ramdisk
  242 16:21:10.253797  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 16:21:10.253977  start: 1.5.5 apply-overlay-tftp (timeout 00:09:34) [common]
  244 16:21:10.254089  [common] Applying overlay to NFS
  245 16:21:10.254170  [common] Applying overlay /var/lib/lava/dispatcher/tmp/11931906/compress-overlay-9sa1m6_0/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m
  246 16:21:11.301649  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 16:21:11.301828  start: 1.5.6 configure-preseed-file (timeout 00:09:33) [common]
  248 16:21:11.301938  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 16:21:11.302040  start: 1.5.7 compress-ramdisk (timeout 00:09:33) [common]
  250 16:21:11.302127  Building ramdisk /var/lib/lava/dispatcher/tmp/11931906/extract-overlay-ramdisk-v2tgtttj/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/11931906/extract-overlay-ramdisk-v2tgtttj/ramdisk
  251 16:21:11.511807  >> 67825 blocks

  252 16:21:12.793365  rename /var/lib/lava/dispatcher/tmp/11931906/extract-overlay-ramdisk-v2tgtttj/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz
  253 16:21:12.793929  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 16:21:12.794109  start: 1.5.8 prepare-kernel (timeout 00:09:32) [common]
  255 16:21:12.794228  start: 1.5.8.1 prepare-fit (timeout 00:09:32) [common]
  256 16:21:12.794335  No mkimage arch provided, not using FIT.
  257 16:21:12.794434  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 16:21:12.794527  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 16:21:12.794650  end: 1.5 prepare-tftp-overlay (duration 00:00:19) [common]
  260 16:21:12.794759  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:32) [common]
  261 16:21:12.794855  No LXC device requested
  262 16:21:12.794950  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 16:21:12.795054  start: 1.7 deploy-device-env (timeout 00:09:32) [common]
  264 16:21:12.795149  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 16:21:12.795237  Checking files for TFTP limit of 4294967296 bytes.
  266 16:21:12.795712  end: 1 tftp-deploy (duration 00:00:28) [common]
  267 16:21:12.795828  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 16:21:12.795933  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 16:21:12.796081  substitutions:
  270 16:21:12.796159  - {DTB}: None
  271 16:21:12.796230  - {INITRD}: 11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz
  272 16:21:12.796295  - {KERNEL}: 11931906/tftp-deploy-8lg9_56y/kernel/bzImage
  273 16:21:12.796358  - {LAVA_MAC}: None
  274 16:21:12.796422  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m
  275 16:21:12.796513  - {NFS_SERVER_IP}: 192.168.201.1
  276 16:21:12.796577  - {PRESEED_CONFIG}: None
  277 16:21:12.796638  - {PRESEED_LOCAL}: None
  278 16:21:12.796699  - {RAMDISK}: 11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz
  279 16:21:12.796760  - {ROOT_PART}: None
  280 16:21:12.796819  - {ROOT}: None
  281 16:21:12.796879  - {SERVER_IP}: 192.168.201.1
  282 16:21:12.796939  - {TEE}: None
  283 16:21:12.796998  Parsed boot commands:
  284 16:21:12.797058  - enet dhcp
  285 16:21:12.797118  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  286 16:21:12.797318  Parsed boot commands: enet dhcp; tftpboot 192.168.201.1 11931906/tftp-deploy-8lg9_56y/kernel/bzImage 11931906/tftp-deploy-8lg9_56y/kernel/cmdline 11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz
  287 16:21:12.797424  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  288 16:21:12.797519  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  289 16:21:12.797625  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  290 16:21:12.797719  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  291 16:21:12.797801  Not connected, no need to disconnect.
  292 16:21:12.797883  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  293 16:21:12.797976  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  294 16:21:12.798067  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh asus-C523NA-A20057-coral-cbg-6'
  295 16:21:12.802678  Setting prompt string to ['lava-test: # ']
  296 16:21:12.803103  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  297 16:21:12.803226  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  298 16:21:12.803338  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  299 16:21:12.803440  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  300 16:21:12.803668  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C523NA-A20057-coral-cbg-6' '--port=1' '--command=reboot'
  301 16:21:17.941406  >> Command sent successfully.

  302 16:21:17.945568  Returned 0 in 5 seconds
  303 16:21:18.045989  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  305 16:21:18.046455  end: 2.2.2 reset-device (duration 00:00:05) [common]
  306 16:21:18.046609  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  307 16:21:18.046746  Setting prompt string to 'Starting depthcharge on coral...'
  308 16:21:18.046868  Changing prompt to 'Starting depthcharge on coral...'
  309 16:21:18.046983  depthcharge-start: Wait for prompt Starting depthcharge on coral... (timeout 00:05:00)
  310 16:21:18.047348  [Enter `^Ec?' for help]

  311 16:21:18.821024  

  312 16:21:18.821182  

  313 16:21:18.827748  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 bootblock starting...

  314 16:21:18.834218  LPC: Trying to open IO window from 800 size 1ff

  315 16:21:18.837618  LPC: Opened IO window LGIR0: base 800 size 100

  316 16:21:18.843706  LPC: Opened IO window LGIR1: base 900 size 100

  317 16:21:18.847158  VBOOT: Loading verstage.

  318 16:21:18.850632  FMAP: Found "FLASH" version 1.1 at 204000.

  319 16:21:18.853773  FMAP: base = 0 size = 1000000 #areas = 35

  320 16:21:18.860569  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  321 16:21:18.860668  CBFS @ 205000 size 17b000

  322 16:21:18.867248  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  323 16:21:18.870433  CBFS: Locating 'fallback/verstage'

  324 16:21:18.873853  CBFS: Found @ offset ba4c0 size fab4

  325 16:21:18.882733  

  326 16:21:18.882870  

  327 16:21:18.889051  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 verstage starting...

  328 16:21:18.895510  LPSS I2C bus 2 at 0xfe022000 (400 KHz)

  329 16:21:19.005091  TPM ready after 105 ms

  330 16:21:19.008468  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  331 16:21:19.053968  setup_tpm():514: TPM: SetupTPM() succeeded

  332 16:21:19.069238  src/lib/tpm2_tlcl.c:208 index 0x1007 return code 0

  333 16:21:19.069354  Phase 1

  334 16:21:19.076229  FMAP: Found "FLASH" version 1.1 at 204000.

  335 16:21:19.079155  FMAP: base = 0 size = 1000000 #areas = 35

  336 16:21:19.082570  FMAP: area GBB found @ 380000 (262144 bytes)

  337 16:21:19.089461  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  338 16:21:19.092606  Phase 2

  339 16:21:19.092725  Phase 3

  340 16:21:19.095984  FMAP: area GBB found @ 380000 (262144 bytes)

  341 16:21:19.102418  VB2:vb2_report_dev_firmware() This is developer signed firmware

  342 16:21:19.109007  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  343 16:21:19.112438  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  344 16:21:19.119070  VB2:vb2_verify_keyblock() Checking key block signature...

  345 16:21:19.158595  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  346 16:21:19.161526  FMAP: area VBLOCK_B found @ 8b0000 (65536 bytes)

  347 16:21:19.168425  VB2:vb2_verify_fw_preamble() Verifying preamble.

  348 16:21:19.178457  Phase 4

  349 16:21:19.181672  FMAP: area FW_MAIN_B found @ 8c0000 (4652992 bytes)

  350 16:21:19.188263  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  351 16:21:19.336314  VB2:vb2_rsa_verify_digest() Digest check failed!

  352 16:21:19.339835  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  353 16:21:19.342817  Saving nvdata

  354 16:21:19.346383  Reboot requested (10020007)

  355 16:21:19.346508  hard_reset() called!

  356 16:21:19.349761  CSE is not yet ready, waiting

  357 16:21:20.358898  CSE timed out. Resetting

  358 16:21:24.704685  

  359 16:21:24.704902  

  360 16:21:24.711146  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 bootblock starting...

  361 16:21:24.718287  LPC: Trying to open IO window from 800 size 1ff

  362 16:21:24.721304  LPC: Opened IO window LGIR0: base 800 size 100

  363 16:21:24.728073  LPC: Opened IO window LGIR1: base 900 size 100

  364 16:21:24.731516  VBOOT: Loading verstage.

  365 16:21:24.734673  FMAP: Found "FLASH" version 1.1 at 204000.

  366 16:21:24.737983  FMAP: base = 0 size = 1000000 #areas = 35

  367 16:21:24.744419  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  368 16:21:24.744546  CBFS @ 205000 size 17b000

  369 16:21:24.751588  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  370 16:21:24.754489  CBFS: Locating 'fallback/verstage'

  371 16:21:24.757595  CBFS: Found @ offset ba4c0 size fab4

  372 16:21:24.766768  

  373 16:21:24.766858  

  374 16:21:24.773251  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 verstage starting...

  375 16:21:24.779918  LPSS I2C bus 2 at 0xfe022000 (400 KHz)

  376 16:21:24.780016  TPM ready after 4 ms

  377 16:21:24.786548  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  378 16:21:24.829286  setup_tpm():514: TPM: SetupTPM() succeeded

  379 16:21:24.844585  src/lib/tpm2_tlcl.c:208 index 0x1007 return code 0

  380 16:21:24.844681  Phase 1

  381 16:21:24.851084  FMAP: Found "FLASH" version 1.1 at 204000.

  382 16:21:24.854698  FMAP: base = 0 size = 1000000 #areas = 35

  383 16:21:24.857723  FMAP: area GBB found @ 380000 (262144 bytes)

  384 16:21:24.864948  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  385 16:21:24.871498  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  386 16:21:24.874388  Recovery requested (1009000e)

  387 16:21:24.877697  Saving nvdata

  388 16:21:24.890989  tlcl_extend: response is 0

  389 16:21:24.905562  tlcl_extend: response is 0

  390 16:21:24.911961  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  391 16:21:24.915498  CBFS @ 205000 size 17b000

  392 16:21:24.918522  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  393 16:21:24.922116  CBFS: Locating 'fallback/romstage'

  394 16:21:24.928470  CBFS: Found @ offset 80 size 11c5c

  395 16:21:24.935788  

  396 16:21:24.935912  

  397 16:21:24.942203  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 romstage starting...

  398 16:21:24.949423  pm1_sts: 0000 pm1_en: 0000 pm1_cnt: 00001c00

  399 16:21:24.952858  gpe0_sts[0]: 00000000 gpe0_en[0]: 00008000

  400 16:21:24.955908  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  401 16:21:24.962795  gpe0_sts[2]: 00000000 gpe0_en[2]: 00000000

  402 16:21:24.965880  gpe0_sts[3]: 00000000 gpe0_en[3]: 00000000

  403 16:21:24.969481  prsts: 00000000 tco_sts: 00000000

  404 16:21:24.975505  gen_pmcon1: 04004000 gen_pmcon2: 00003a00 gen_pmcon3: 00000000

  405 16:21:24.975632  prev_sleep_state 0

  406 16:21:24.979037  Boot Count incremented to 55549

  407 16:21:24.985527  FMAP: Found "FLASH" version 1.1 at 204000.

  408 16:21:24.989179  FMAP: base = 0 size = 1000000 #areas = 35

  409 16:21:24.995643  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  410 16:21:24.995773  CBFS @ 205000 size 17b000

  411 16:21:25.002364  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  412 16:21:25.005853  CBFS: Locating 'fspm.bin'

  413 16:21:25.008873  CBFS: Found @ offset 2efc0 size 59000

  414 16:21:25.049439  FMAP: area RECOVERY_MRC_CACHE found @ 400000 (65536 bytes)

  415 16:21:25.059961  Locality already claimed

  416 16:21:25.063351  cr50 TPM 2.0 (i2c 2:0x50 id 0x28)

  417 16:21:25.081264  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  418 16:21:25.087871  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  419 16:21:25.091225  MRC cache found, size b2c0 bootmode:2

  420 16:21:25.094187  LPDDR4 SKU id = 0x3

  421 16:21:25.097784  LP4DDR speed is 2400MHz

  422 16:21:25.097908  LPDDR4 Ch0 density = 2

  423 16:21:25.100801  LPDDR4 Ch1 density = 2

  424 16:21:25.107361  FMAP: area RW_VAR_MRC_CACHE found @ 420000 (4096 bytes)

  425 16:21:25.303518  CBMEM:

  426 16:21:25.306299  IMD: root @ 7afff000 254 entries.

  427 16:21:25.312198  IMD: root @ 7affec00 62 entries.

  428 16:21:25.313362  External stage cache:

  429 16:21:25.316622  IMD: root @ 7b7ff000 254 entries.

  430 16:21:25.319926  IMD: root @ 7b7fec00 62 entries.

  431 16:21:25.322929  creating vboot_handoff structure

  432 16:21:25.326652  Chrome EC: clear events_b mask to 0x21004000

  433 16:21:25.358894  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  434 16:21:25.372704  tlcl_write: response is 0

  435 16:21:25.390528  src/lib/tpm2_tlcl.c:208 index 0x100b return code 0

  436 16:21:25.393586  MRC: TPM MRC hash updated successfully.

  437 16:21:25.397106  CPU: frequency set to 2400 MHz

  438 16:21:25.400595  4 DIMMs found

  439 16:21:25.403496  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  440 16:21:25.410236  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  441 16:21:25.413959  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  442 16:21:25.420527  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  443 16:21:25.423472  CBFS @ 205000 size 17b000

  444 16:21:25.426821  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  445 16:21:25.430013  CBFS: Locating 'fallback/postcar'

  446 16:21:25.436782  CBFS: Found @ offset b3000 size 45b8

  447 16:21:25.440167  Decompressing stage fallback/postcar @ 0x7abc5fc0 (34440 bytes)

  448 16:21:25.451863  Loading module at 7abc6000 with entry 7abc6000. filesize: 0x4350 memsize: 0x8648

  449 16:21:25.454912  Processing 131 relocs. Offset value of 0x78bc6000

  450 16:21:25.459530  

  451 16:21:25.459654  

  452 16:21:25.466319  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 postcar starting...

  453 16:21:25.472881  FMAP: Found "FLASH" version 1.1 at 204000.

  454 16:21:25.476465  FMAP: base = 0 size = 1000000 #areas = 35

  455 16:21:25.479460  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  456 16:21:25.483314  CBFS @ 205000 size 17b000

  457 16:21:25.489657  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  458 16:21:25.492810  CBFS: Locating 'fallback/ramstage'

  459 16:21:25.496498  CBFS: Found @ offset 15dc0 size 17c31

  460 16:21:25.503039  Decompressing stage fallback/ramstage @ 0x7ab77fc0 (314352 bytes)

  461 16:21:25.538405  Loading module at 7ab78000 with entry 7ab78000. filesize: 0x34618 memsize: 0x4cbb0

  462 16:21:25.542224  Processing 2993 relocs. Offset value of 0x7aa78000

  463 16:21:25.545564  

  464 16:21:25.545695  

  465 16:21:25.552408  coreboot-v1.9308_26_0.0.22-2597-gfa32d89ed3 Tue Sep 29 21:34:05 UTC 2020 ramstage starting...

  466 16:21:25.558630  FMAP: Found "FLASH" version 1.1 at 204000.

  467 16:21:25.562164  FMAP: base = 0 size = 1000000 #areas = 35

  468 16:21:25.565161  FMAP: area RO_VPD found @ 200000 (16384 bytes)

  469 16:21:25.571893  WARNING: RO_VPD is uninitialized or empty.

  470 16:21:25.575414  FMAP: area RW_VPD found @ 428000 (8192 bytes)

  471 16:21:25.578421  FMAP: area RW_VPD found @ 428000 (8192 bytes)

  472 16:21:25.581990  Normal boot.

  473 16:21:25.585603  BS: BS_PRE_DEVICE times (us): entry 2 run 32 exit 0

  474 16:21:25.591095  Board ID: 5

  475 16:21:25.596089  mainboard: EC init

  476 16:21:25.599742  Chrome EC: Set WAKE mask to 0x00000000

  477 16:21:25.606146  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  478 16:21:25.609169  CBFS @ 205000 size 17b000

  479 16:21:25.612738  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  480 16:21:25.615685  CBFS: Locating 'fsps.bin'

  481 16:21:25.619115  CBFS: Found @ offset 88fc0 size 2a000

  482 16:21:25.643047  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

  483 16:21:25.646037  CBFS @ 205000 size 17b000

  484 16:21:25.649288  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

  485 16:21:25.652687  CBFS: Locating 'vbt-babytiger.bin'

  486 16:21:25.659285  CBFS: Found @ offset 155800 size 528

  487 16:21:25.662861  Found a VBT of 6656 bytes after decompression

  488 16:21:25.844968  ITSS IRQ Polarities Before:

  489 16:21:25.848670  IPC0: 0xffffeef8

  490 16:21:25.848817  IPC1: 0xffffffff

  491 16:21:25.851553  IPC2: 0xffffffff

  492 16:21:25.851679  IPC3: 0x00ffffff

  493 16:21:25.855065  ITSS IRQ Polarities After:

  494 16:21:25.858576  IPC0: 0xffffeef8

  495 16:21:25.858704  IPC1: 0x4a07ffff

  496 16:21:25.861782  IPC2: 0x08000000

  497 16:21:25.861907  IPC3: 0x00a11000

  498 16:21:25.864786  RAPL PL1 12.0W

  499 16:21:25.864913  RAPL PL2 15.0W

  500 16:21:25.872009  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 278673 exit 0

  501 16:21:25.875593  Enumerating buses...

  502 16:21:25.878620  Show all devs... Before device enumeration.

  503 16:21:25.881682  Root Device: enabled 1

  504 16:21:25.885498  CPU_CLUSTER: 0: enabled 1

  505 16:21:25.885626  APIC: 00: enabled 1

  506 16:21:25.888332  DOMAIN: 0000: enabled 1

  507 16:21:25.891685  PCI: 00:00.0: enabled 1

  508 16:21:25.895807  PCI: 00:00.1: enabled 1

  509 16:21:25.895934  PCI: 00:00.2: enabled 1

  510 16:21:25.898585  PCI: 00:02.0: enabled 1

  511 16:21:25.901784  PCI: 00:03.0: enabled 1

  512 16:21:25.905219  PCI: 00:0d.0: enabled 1

  513 16:21:25.905342  PCI: 00:0d.1: enabled 1

  514 16:21:25.908296  PCI: 00:0d.2: enabled 1

  515 16:21:25.911915  PCI: 00:0d.3: enabled 1

  516 16:21:25.912046  PCI: 00:0e.0: enabled 1

  517 16:21:25.914973  GENERIC: 0.0: enabled 1

  518 16:21:25.918638  PCI: 00:11.0: enabled 0

  519 16:21:25.921595  PCI: 00:12.0: enabled 0

  520 16:21:25.921721  PCI: 00:13.0: enabled 0

  521 16:21:25.925155  PCI: 00:13.1: enabled 0

  522 16:21:25.928421  PCI: 00:13.2: enabled 0

  523 16:21:25.931610  PCI: 00:13.3: enabled 0

  524 16:21:25.931736  PCI: 00:14.0: enabled 1

  525 16:21:25.934891  PCI: 00:00.0: enabled 1

  526 16:21:25.938454  PCI: 00:14.1: enabled 0

  527 16:21:25.941811  PCI: 00:15.0: enabled 1

  528 16:21:25.941934  PCI: 00:15.1: enabled 0

  529 16:21:25.944865  PCI: 00:16.0: enabled 1

  530 16:21:25.948524  I2C: 00:1a: enabled 1

  531 16:21:25.948652  PCI: 00:16.1: enabled 1

  532 16:21:25.951591  PCI: 00:16.2: enabled 1

  533 16:21:25.954697  I2C: 00:50: enabled 1

  534 16:21:25.958298  PCI: 00:16.3: enabled 1

  535 16:21:25.958425  I2C: 00:10: enabled 1

  536 16:21:25.961828  I2C: 00:39: enabled 1

  537 16:21:25.965104  PCI: 00:17.0: enabled 1

  538 16:21:25.965233  I2C: 00:15: enabled 1

  539 16:21:25.968118  I2C: 00:2c: enabled 1

  540 16:21:25.971817  PCI: 00:17.1: enabled 1

  541 16:21:25.971944  I2C: 00:09: enabled 1

  542 16:21:25.974870  PCI: 00:17.2: enabled 0

  543 16:21:25.977822  PCI: 00:17.3: enabled 0

  544 16:21:25.981445  PCI: 00:18.0: enabled 1

  545 16:21:25.981572  PCI: 00:18.1: enabled 1

  546 16:21:25.984761  PCI: 00:18.2: enabled 1

  547 16:21:25.987852  PCI: 00:18.3: enabled 0

  548 16:21:25.991348  PCI: 00:19.0: enabled 1

  549 16:21:25.991475  PCI: 00:19.1: enabled 0

  550 16:21:25.994483  PCI: 00:19.2: enabled 0

  551 16:21:25.998061  PCI: 00:1a.0: enabled 1

  552 16:21:26.001463  PCI: 00:1b.0: enabled 1

  553 16:21:26.001587  PCI: 00:1c.0: enabled 1

  554 16:21:26.004488  PCI: 00:1e.0: enabled 0

  555 16:21:26.007916  PCI: 00:1f.0: enabled 1

  556 16:21:26.008048  PNP: 0c09.0: enabled 1

  557 16:21:26.010974  PCI: 00:1f.1: enabled 1

  558 16:21:26.014466  Compare with tree...

  559 16:21:26.017965  Root Device: enabled 1

  560 16:21:26.018091   CPU_CLUSTER: 0: enabled 1

  561 16:21:26.021054    APIC: 00: enabled 1

  562 16:21:26.024697   DOMAIN: 0000: enabled 1

  563 16:21:26.027567    PCI: 00:00.0: enabled 1

  564 16:21:26.027693    PCI: 00:00.1: enabled 1

  565 16:21:26.031144    PCI: 00:00.2: enabled 1

  566 16:21:26.034704    PCI: 00:02.0: enabled 1

  567 16:21:26.037675    PCI: 00:03.0: enabled 1

  568 16:21:26.041244    PCI: 00:0d.0: enabled 1

  569 16:21:26.041377    PCI: 00:0d.1: enabled 1

  570 16:21:26.044181    PCI: 00:0d.2: enabled 1

  571 16:21:26.048003    PCI: 00:0d.3: enabled 1

  572 16:21:26.050758    PCI: 00:0e.0: enabled 1

  573 16:21:26.054523     GENERIC: 0.0: enabled 1

  574 16:21:26.054651    PCI: 00:11.0: enabled 0

  575 16:21:26.057633    PCI: 00:12.0: enabled 0

  576 16:21:26.061178    PCI: 00:13.0: enabled 0

  577 16:21:26.064241    PCI: 00:13.1: enabled 0

  578 16:21:26.067860    PCI: 00:13.2: enabled 0

  579 16:21:26.067987    PCI: 00:13.3: enabled 0

  580 16:21:26.070892    PCI: 00:14.0: enabled 1

  581 16:21:26.074184     PCI: 00:00.0: enabled 1

  582 16:21:26.077844    PCI: 00:14.1: enabled 0

  583 16:21:26.080818    PCI: 00:15.0: enabled 1

  584 16:21:26.080933    PCI: 00:15.1: enabled 0

  585 16:21:26.084466    PCI: 00:16.0: enabled 1

  586 16:21:26.087553     I2C: 00:1a: enabled 1

  587 16:21:26.090887    PCI: 00:16.1: enabled 1

  588 16:21:26.093939    PCI: 00:16.2: enabled 1

  589 16:21:26.094063     I2C: 00:50: enabled 1

  590 16:21:26.097667    PCI: 00:16.3: enabled 1

  591 16:21:26.100636     I2C: 00:10: enabled 1

  592 16:21:26.104258     I2C: 00:39: enabled 1

  593 16:21:26.104376    PCI: 00:17.0: enabled 1

  594 16:21:26.107157     I2C: 00:15: enabled 1

  595 16:21:26.110925     I2C: 00:2c: enabled 1

  596 16:21:26.113813    PCI: 00:17.1: enabled 1

  597 16:21:26.113926     I2C: 00:09: enabled 1

  598 16:21:26.117493    PCI: 00:17.2: enabled 0

  599 16:21:26.120565    PCI: 00:17.3: enabled 0

  600 16:21:26.124021    PCI: 00:18.0: enabled 1

  601 16:21:26.127478    PCI: 00:18.1: enabled 1

  602 16:21:26.127601    PCI: 00:18.2: enabled 1

  603 16:21:26.130738    PCI: 00:18.3: enabled 0

  604 16:21:26.133703    PCI: 00:19.0: enabled 1

  605 16:21:26.137350    PCI: 00:19.1: enabled 0

  606 16:21:26.140306    PCI: 00:19.2: enabled 0

  607 16:21:26.140438    PCI: 00:1a.0: enabled 1

  608 16:21:26.143608    PCI: 00:1b.0: enabled 1

  609 16:21:26.146903    PCI: 00:1c.0: enabled 1

  610 16:21:26.150302    PCI: 00:1e.0: enabled 0

  611 16:21:26.153750    PCI: 00:1f.0: enabled 1

  612 16:21:26.153879     PNP: 0c09.0: enabled 1

  613 16:21:26.156888    PCI: 00:1f.1: enabled 1

  614 16:21:26.160335  Root Device scanning...

  615 16:21:26.164020  root_dev_scan_bus for Root Device

  616 16:21:26.167013  CPU_CLUSTER: 0 enabled

  617 16:21:26.167140  DOMAIN: 0000 enabled

  618 16:21:26.170676  DOMAIN: 0000 scanning...

  619 16:21:26.173654  PCI: pci_scan_bus for bus 00

  620 16:21:26.177151  PCI: 00:00.0 [8086/0000] ops

  621 16:21:26.180459  PCI: 00:00.0 [8086/5af0] enabled

  622 16:21:26.183955  PCI: 00:00.1 [8086/5a8c] enabled

  623 16:21:26.186976  PCI: 00:00.2 [8086/5a8e] enabled

  624 16:21:26.190117  PCI: 00:02.0 [8086/0000] ops

  625 16:21:26.193672  PCI: 00:02.0 [8086/5a85] enabled

  626 16:21:26.197080  PCI: 00:03.0 [8086/5a88] enabled

  627 16:21:26.200080  PCI: 00:0d.0 [8086/0000] ops

  628 16:21:26.203718  PCI: 00:0d.0 [8086/5a92] enabled

  629 16:21:26.206794  PCI: 00:0d.1 [8086/0000] ops

  630 16:21:26.210134  PCI: 00:0d.1 [8086/5a94] enabled

  631 16:21:26.213753  PCI: 00:0d.2 [8086/5a96] enabled

  632 16:21:26.216823  PCI: 00:0d.3 [8086/0000] ops

  633 16:21:26.220359  PCI: 00:0d.3 [8086/5aec] enabled

  634 16:21:26.223394  PCI: 00:0e.0 [8086/0000] bus ops

  635 16:21:26.226987  PCI: 00:0e.0 [8086/5a98] enabled

  636 16:21:26.227111  PCI: 00:0f.0 [8086/0000] ops

  637 16:21:26.230120  PCI: 00:0f.0 [8086/5a9a] enabled

  638 16:21:26.233697  PCI: 00:0f.1 [8086/5a9c] enabled

  639 16:21:26.236607  PCI: 00:0f.2 [8086/5a9e] enabled

  640 16:21:26.239966  Capability: type 0x10 @ 0x40

  641 16:21:26.243383  Capability: type 0x05 @ 0x80

  642 16:21:26.246770  Capability: type 0x0d @ 0x90

  643 16:21:26.250115  Capability: type 0x01 @ 0xa0

  644 16:21:26.253519  Capability: type 0x10 @ 0x40

  645 16:21:26.256602  PCI: 00:14.0 subordinate bus PCI Express

  646 16:21:26.259938  PCI: 00:14.0 [8086/5ad6] enabled

  647 16:21:26.263593  PCI: 00:15.0 [8086/0000] ops

  648 16:21:26.266927  PCI: 00:15.0 [8086/5aa8] enabled

  649 16:21:26.270287  PCI: 00:16.0 [8086/0000] bus ops

  650 16:21:26.273372  PCI: 00:16.0 [8086/5aac] enabled

  651 16:21:26.277025  PCI: 00:16.1 [8086/0000] bus ops

  652 16:21:26.279964  PCI: 00:16.1 [8086/5aae] enabled

  653 16:21:26.283575  PCI: 00:16.2 [8086/0000] bus ops

  654 16:21:26.286471  PCI: 00:16.2 [8086/5ab0] enabled

  655 16:21:26.290118  PCI: 00:16.3 [8086/0000] bus ops

  656 16:21:26.292978  PCI: 00:16.3 [8086/5ab2] enabled

  657 16:21:26.296611  PCI: 00:17.0 [8086/0000] bus ops

  658 16:21:26.300113  PCI: 00:17.0 [8086/5ab4] enabled

  659 16:21:26.303056  PCI: 00:17.1 [8086/0000] bus ops

  660 16:21:26.306677  PCI: 00:17.1 [8086/5ab6] enabled

  661 16:21:26.310197  PCI: 00:18.0 [8086/0000] ops

  662 16:21:26.313214  PCI: 00:18.0 [8086/5abc] enabled

  663 16:21:26.316824  PCI: 00:18.1 [8086/0000] ops

  664 16:21:26.319913  PCI: 00:18.1 [8086/5abe] enabled

  665 16:21:26.323044  PCI: 00:18.2 [8086/0000] ops

  666 16:21:26.326233  PCI: 00:18.2 [8086/5ac0] enabled

  667 16:21:26.329957  PCI: 00:19.0 [8086/5ac2] enabled

  668 16:21:26.332916  PCI: Static device PCI: 00:1a.0 not found, disabling it.

  669 16:21:26.336610  PCI: 00:1b.0 [8086/0000] ops

  670 16:21:26.340159  PCI: 00:1b.0 [8086/5aca] enabled

  671 16:21:26.342949  PCI: 00:1c.0 [8086/5acc] enabled

  672 16:21:26.346502  PCI: 00:1f.0 [8086/0000] bus ops

  673 16:21:26.350046  PCI: 00:1f.0 [8086/5ae8] enabled

  674 16:21:26.353388  PCI: 00:1f.1 [8086/5ad4] enabled

  675 16:21:26.356355  PCI: 00:0e.0 scanning...

  676 16:21:26.359920  GENERIC: 0.0 enabled

  677 16:21:26.362883  scan_bus: scanning of bus PCI: 00:0e.0 took 4845 usecs

  678 16:21:26.366393  PCI: 00:14.0 scanning...

  679 16:21:26.369749  do_pci_scan_bridge for PCI: 00:14.0

  680 16:21:26.373148  PCI: pci_scan_bus for bus 01

  681 16:21:26.376313  PCI: 01:00.0 [8086/095a] enabled

  682 16:21:26.379483  Capability: type 0x01 @ 0xc8

  683 16:21:26.383062  Capability: type 0x05 @ 0xd0

  684 16:21:26.386579  Capability: type 0x10 @ 0x40

  685 16:21:26.389618  Capability: type 0x10 @ 0x40

  686 16:21:26.393018  Enabling Common Clock Configuration

  687 16:21:26.396070  L1 Sub-State supported from root port 20

  688 16:21:26.399904  L1 Sub-State Support = 0xf

  689 16:21:26.402974  CommonModeRestoreTime = 0x28

  690 16:21:26.405922  Power On Value = 0x1e, Power On Scale = 0x0

  691 16:21:26.409525  ASPM: Enabled L1

  692 16:21:26.412504  Capability: type 0x01 @ 0xc8

  693 16:21:26.416168  Capability: type 0x05 @ 0xd0

  694 16:21:26.416255  Capability: type 0x10 @ 0x40

  695 16:21:26.422679  scan_bus: scanning of bus PCI: 00:14.0 took 53023 usecs

  696 16:21:26.425773  PCI: 00:16.0 scanning...

  697 16:21:26.429585  scan_generic_bus for PCI: 00:16.0

  698 16:21:26.432523  bus: PCI: 00:16.0[0]->I2C: 01:1a enabled

  699 16:21:26.436040  scan_generic_bus for PCI: 00:16.0 done

  700 16:21:26.442173  scan_bus: scanning of bus PCI: 00:16.0 took 14089 usecs

  701 16:21:26.445816  PCI: 00:16.1 scanning...

  702 16:21:26.449412  scan_generic_bus for PCI: 00:16.1

  703 16:21:26.452413  scan_generic_bus for PCI: 00:16.1 done

  704 16:21:26.458874  scan_bus: scanning of bus PCI: 00:16.1 took 9990 usecs

  705 16:21:26.462486  PCI: 00:16.2 scanning...

  706 16:21:26.465872  scan_generic_bus for PCI: 00:16.2

  707 16:21:26.468736  bus: PCI: 00:16.2[0]->I2C: 02:50 enabled

  708 16:21:26.472511  scan_generic_bus for PCI: 00:16.2 done

  709 16:21:26.478778  scan_bus: scanning of bus PCI: 00:16.2 took 14086 usecs

  710 16:21:26.478905  PCI: 00:16.3 scanning...

  711 16:21:26.485857  scan_generic_bus for PCI: 00:16.3

  712 16:21:26.489147  bus: PCI: 00:16.3[0]->I2C: 03:10 enabled

  713 16:21:26.492342  bus: PCI: 00:16.3[0]->I2C: 03:39 enabled

  714 16:21:26.495614  scan_generic_bus for PCI: 00:16.3 done

  715 16:21:26.502476  scan_bus: scanning of bus PCI: 00:16.3 took 18155 usecs

  716 16:21:26.505836  PCI: 00:17.0 scanning...

  717 16:21:26.508801  scan_generic_bus for PCI: 00:17.0

  718 16:21:26.512376  bus: PCI: 00:17.0[0]->I2C: 04:15 enabled

  719 16:21:26.515702  bus: PCI: 00:17.0[0]->I2C: 04:2c enabled

  720 16:21:26.518679  scan_generic_bus for PCI: 00:17.0 done

  721 16:21:26.525189  scan_bus: scanning of bus PCI: 00:17.0 took 18151 usecs

  722 16:21:26.528803  PCI: 00:17.1 scanning...

  723 16:21:26.532408  scan_generic_bus for PCI: 00:17.1

  724 16:21:26.535487  bus: PCI: 00:17.1[0]->I2C: 05:09 enabled

  725 16:21:26.538611  scan_generic_bus for PCI: 00:17.1 done

  726 16:21:26.545235  scan_bus: scanning of bus PCI: 00:17.1 took 14083 usecs

  727 16:21:26.548997  PCI: 00:1f.0 scanning...

  728 16:21:26.551852  scan_lpc_bus for PCI: 00:1f.0

  729 16:21:26.551967  PNP: 0c09.0 enabled

  730 16:21:26.555556  scan_lpc_bus for PCI: 00:1f.0 done

  731 16:21:26.561784  scan_bus: scanning of bus PCI: 00:1f.0 took 11256 usecs

  732 16:21:26.568754  scan_bus: scanning of bus DOMAIN: 0000 took 391835 usecs

  733 16:21:26.571795  root_dev_scan_bus for Root Device done

  734 16:21:26.578638  scan_bus: scanning of bus Root Device took 411831 usecs

  735 16:21:26.578756  done

  736 16:21:26.585002  FMAP: area RECOVERY_MRC_CACHE found @ 400000 (65536 bytes)

  737 16:21:26.588576  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  738 16:21:26.598510  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  739 16:21:26.609077  FMAP: area RW_VAR_MRC_CACHE found @ 420000 (4096 bytes)

  740 16:21:26.615866  MRC: Checking cached data update for 'RW_VAR_MRC_CACHE'.

  741 16:21:26.619052  MRC: cache data 'RW_VAR_MRC_CACHE' needs update.

  742 16:21:26.625810  FMAP: area RW_ELOG found @ 421000 (12288 bytes)

  743 16:21:26.628951  ELOG: NV offset 0x421000 size 0x3000

  744 16:21:26.635751  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

  745 16:21:26.642593  ELOG: Event(17) added with size 13 at 2023-11-02 16:21:03 UTC

  746 16:21:26.649207  POST: Unexpected post code in previous boot: 0x98

  747 16:21:26.655786  ELOG: Event(A3) added with size 11 at 2023-11-02 16:21:03 UTC

  748 16:21:26.662543  ELOG: Event(A6) added with size 13 at 2023-11-02 16:21:03 UTC

  749 16:21:26.668795  ELOG: Event(AA) added with size 11 at 2023-11-02 16:21:03 UTC

  750 16:21:26.672540  FMAP: area UNIFIED_MRC_CACHE found @ 400000 (135168 bytes)

  751 16:21:26.679196  SPI flash protection: WPSW=0 SRP0=0

  752 16:21:26.682717  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  753 16:21:26.689228  BS: BS_DEV_ENUMERATE times (us): entry 0 run 701615 exit 103418

  754 16:21:26.692611  found VGA at PCI: 00:02.0

  755 16:21:26.695723  Setting up VGA for PCI: 00:02.0

  756 16:21:26.698863  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  757 16:21:26.705800  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  758 16:21:26.705929  Allocating resources...

  759 16:21:26.708668  Reading resources...

  760 16:21:26.712020  Root Device read_resources bus 0 link: 0

  761 16:21:26.718725  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  762 16:21:26.722507  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  763 16:21:26.728662  DOMAIN: 0000 read_resources bus 0 link: 0

  764 16:21:26.732092  PCI: 00:0e.0 read_resources bus 0 link: 0

  765 16:21:26.738955  PCI: 00:0e.0 read_resources bus 0 link: 0 done

  766 16:21:26.742352  PCI: 00:14.0 read_resources bus 1 link: 0

  767 16:21:26.748777  PCI: 00:14.0 read_resources bus 1 link: 0 done

  768 16:21:26.751860  PCI: 00:16.0 read_resources bus 1 link: 0

  769 16:21:26.755513  PCI: 00:16.0 read_resources bus 1 link: 0 done

  770 16:21:26.761994  PCI: 00:16.2 read_resources bus 2 link: 0

  771 16:21:26.765564  PCI: 00:16.2 read_resources bus 2 link: 0 done

  772 16:21:26.768537  PCI: 00:16.3 read_resources bus 3 link: 0

  773 16:21:26.775547  PCI: 00:16.3 read_resources bus 3 link: 0 done

  774 16:21:26.778570  PCI: 00:17.0 read_resources bus 4 link: 0

  775 16:21:26.781808  PCI: 00:17.0 read_resources bus 4 link: 0 done

  776 16:21:26.788798  PCI: 00:17.1 read_resources bus 5 link: 0

  777 16:21:26.791872  PCI: 00:17.1 read_resources bus 5 link: 0 done

  778 16:21:26.795251  PCI: 00:1f.0 read_resources bus 0 link: 0

  779 16:21:26.801507  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  780 16:21:26.805027  DOMAIN: 0000 read_resources bus 0 link: 0 done

  781 16:21:26.811559  Root Device read_resources bus 0 link: 0 done

  782 16:21:26.811687  Done reading resources.

  783 16:21:26.818779  Show resources in subtree (Root Device)...After reading.

  784 16:21:26.821830   Root Device child on link 0 CPU_CLUSTER: 0

  785 16:21:26.828615    CPU_CLUSTER: 0 child on link 0 APIC: 00

  786 16:21:26.828742     APIC: 00

  787 16:21:26.831611    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  788 16:21:26.841466    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  789 16:21:26.851401    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  790 16:21:26.851536     PCI: 00:00.0

  791 16:21:26.861385     PCI: 00:00.0 resource base e0000000 size 10000000 align 0 gran 0 limit 0 flags f0000200 index 0

  792 16:21:26.871479     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  793 16:21:26.881496     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 2

  794 16:21:26.891107     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 3

  795 16:21:26.901529     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index 5

  796 16:21:26.911399     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index 6

  797 16:21:26.921309     PCI: 00:00.0 resource base 100000000 size 80000000 align 0 gran 0 limit 0 flags e0004200 index 7

  798 16:21:26.927909     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 8

  799 16:21:26.937891     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 9

  800 16:21:26.947976     PCI: 00:00.0 resource base 11800000 size 400000 align 0 gran 0 limit 0 flags f0004200 index a

  801 16:21:26.957564     PCI: 00:00.0 resource base 11000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  802 16:21:26.967616     PCI: 00:00.0 resource base 12000000 size 100000 align 0 gran 0 limit 0 flags f0004200 index c

  803 16:21:26.977414     PCI: 00:00.0 resource base 12150000 size 1000 align 0 gran 0 limit 0 flags f0004200 index d

  804 16:21:26.984158     PCI: 00:00.0 resource base 12140000 size 10000 align 0 gran 0 limit 0 flags f0004200 index e

  805 16:21:26.994421     PCI: 00:00.0 resource base 10000000 size 1000000 align 0 gran 0 limit 0 flags f0004200 index f

  806 16:21:27.004200     PCI: 00:00.0 resource base 11c00000 size 400000 align 0 gran 0 limit 0 flags f0004200 index 10

  807 16:21:27.013982     PCI: 00:00.0 resource base 12100000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 11

  808 16:21:27.017440     PCI: 00:00.1

  809 16:21:27.027278     PCI: 00:00.1 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  810 16:21:27.027418     PCI: 00:00.2

  811 16:21:27.037557     PCI: 00:00.2 resource base 0 size 100000 align 20 gran 20 limit ffffffffffffffff flags 201 index 10

  812 16:21:27.047154     PCI: 00:00.2 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 201 index 18

  813 16:21:27.057467     PCI: 00:00.2 resource base 0 size 200 align 12 gran 9 limit ffffffffffffffff flags 201 index 20

  814 16:21:27.060417     PCI: 00:02.0

  815 16:21:27.070610     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  816 16:21:27.080407     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  817 16:21:27.087139     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  818 16:21:27.090437     PCI: 00:03.0

  819 16:21:27.100488     PCI: 00:03.0 resource base 0 size 1000000 align 24 gran 24 limit 7fffffffff flags 201 index 10

  820 16:21:27.100621     PCI: 00:0d.0

  821 16:21:27.110253     PCI: 00:0d.0 resource base d0000000 size 1000000 align 0 gran 0 limit 0 flags f0000200 index 10

  822 16:21:27.113763     PCI: 00:0d.1

  823 16:21:27.123723     PCI: 00:0d.1 resource base fe042000 size 2000 align 0 gran 0 limit 0 flags c0000200 index 10

  824 16:21:27.133529     PCI: 00:0d.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  825 16:21:27.139867     PCI: 00:0d.1 resource base 400 size 100 align 0 gran 0 limit 0 flags c0000100 index 20

  826 16:21:27.143448     PCI: 00:0d.2

  827 16:21:27.153595     PCI: 00:0d.2 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

  828 16:21:27.153726     PCI: 00:0d.3

  829 16:21:27.163150     PCI: 00:0d.3 resource base fe900000 size 2000 align 0 gran 0 limit 0 flags c0000200 index 10

  830 16:21:27.173407     PCI: 00:0d.3 resource base fe902000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 18

  831 16:21:27.176370     PCI: 00:0e.0 child on link 0 GENERIC: 0.0

  832 16:21:27.186095     PCI: 00:0e.0 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

  833 16:21:27.196479     PCI: 00:0e.0 resource base 0 size 100000 align 20 gran 20 limit ffffffffffffffff flags 201 index 20

  834 16:21:27.199553      GENERIC: 0.0

  835 16:21:27.199684     PCI: 00:0f.0

  836 16:21:27.209799     PCI: 00:0f.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  837 16:21:27.213059     PCI: 00:0f.1

  838 16:21:27.222674     PCI: 00:0f.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  839 16:21:27.222816     PCI: 00:0f.2

  840 16:21:27.232613     PCI: 00:0f.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  841 16:21:27.236040     PCI: 00:11.0

  842 16:21:27.236167     PCI: 00:12.0

  843 16:21:27.239388     PCI: 00:13.0

  844 16:21:27.239508     PCI: 00:13.1

  845 16:21:27.242518     PCI: 00:13.2

  846 16:21:27.242645     PCI: 00:13.3

  847 16:21:27.249234     PCI: 00:14.0 child on link 0 PCI: 01:00.0

  848 16:21:27.255830     PCI: 00:14.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  849 16:21:27.266023     PCI: 00:14.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  850 16:21:27.275729     PCI: 00:14.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  851 16:21:27.275859      PCI: 01:00.0

  852 16:21:27.289228      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  853 16:21:27.289360     PCI: 00:14.1

  854 16:21:27.292309     PCI: 00:15.0

  855 16:21:27.302466     PCI: 00:15.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  856 16:21:27.302592     PCI: 00:15.1

  857 16:21:27.305531     PCI: 00:16.0 child on link 0 I2C: 01:1a

  858 16:21:27.315602     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  859 16:21:27.325289     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  860 16:21:27.328775      I2C: 01:1a

  861 16:21:27.328898     PCI: 00:16.1

  862 16:21:27.338738     PCI: 00:16.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  863 16:21:27.348781     PCI: 00:16.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  864 16:21:27.355295     PCI: 00:16.2 child on link 0 I2C: 02:50

  865 16:21:27.365271     PCI: 00:16.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  866 16:21:27.375441     PCI: 00:16.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  867 16:21:27.375573      I2C: 02:50

  868 16:21:27.378438     PCI: 00:16.3 child on link 0 I2C: 03:10

  869 16:21:27.388683     PCI: 00:16.3 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  870 16:21:27.398593     PCI: 00:16.3 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  871 16:21:27.402341      I2C: 03:10

  872 16:21:27.402488      I2C: 03:39

  873 16:21:27.408455     PCI: 00:17.0 child on link 0 I2C: 04:15

  874 16:21:27.418657     PCI: 00:17.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  875 16:21:27.428772     PCI: 00:17.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  876 16:21:27.428882      I2C: 04:15

  877 16:21:27.431801      I2C: 04:2c

  878 16:21:27.435401     PCI: 00:17.1 child on link 0 I2C: 05:09

  879 16:21:27.445011     PCI: 00:17.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  880 16:21:27.455082     PCI: 00:17.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  881 16:21:27.455182      I2C: 05:09

  882 16:21:27.458525     PCI: 00:17.2

  883 16:21:27.458629     PCI: 00:17.3

  884 16:21:27.461731     PCI: 00:18.0

  885 16:21:27.471804     PCI: 00:18.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  886 16:21:27.481442     PCI: 00:18.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  887 16:21:27.481534     PCI: 00:18.1

  888 16:21:27.491579     PCI: 00:18.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  889 16:21:27.501797     PCI: 00:18.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  890 16:21:27.504796     PCI: 00:18.2

  891 16:21:27.514965     PCI: 00:18.2 resource base de000000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 10

  892 16:21:27.524733     PCI: 00:18.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  893 16:21:27.524860     PCI: 00:18.3

  894 16:21:27.528237     PCI: 00:19.0

  895 16:21:27.537934     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  896 16:21:27.547693     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  897 16:21:27.547818     PCI: 00:19.1

  898 16:21:27.551290     PCI: 00:19.2

  899 16:21:27.551405     PCI: 00:1a.0

  900 16:21:27.554258     PCI: 00:1b.0

  901 16:21:27.564595     PCI: 00:1b.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  902 16:21:27.574297     PCI: 00:1b.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  903 16:21:27.574406     PCI: 00:1c.0

  904 16:21:27.584260     PCI: 00:1c.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  905 16:21:27.594671     PCI: 00:1c.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  906 16:21:27.644723     PCI: 00:1e.0

  907 16:21:27.644832     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

  908 16:21:27.645100     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

  909 16:21:27.645179      PNP: 0c09.0

  910 16:21:27.645287      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

  911 16:21:27.645402     PCI: 00:1f.1

  912 16:21:27.645516     PCI: 00:1f.1 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

  913 16:21:27.645633     PCI: 00:1f.1 resource base 0 size 20 align 5 gran 5 limit ffff flags 100 index 20

  914 16:21:27.645746  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

  915 16:21:27.657780  PCI: 00:14.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

  916 16:21:27.661382  PCI: 00:14.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

  917 16:21:27.661500  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

  918 16:21:27.664949  PCI: 00:1f.1 20 *  [0x40 - 0x5f] io

  919 16:21:27.671601  DOMAIN: 0000 io: base: 60 size: 60 align: 6 gran: 0 limit: ffff done

  920 16:21:27.678345  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

  921 16:21:27.688058  PCI: 00:14.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  922 16:21:27.694436  PCI: 00:14.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  923 16:21:27.704857  PCI: 00:14.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  924 16:21:27.707789  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

  925 16:21:27.714599  PCI: 00:14.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

  926 16:21:27.718208  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

  927 16:21:27.724554  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

  928 16:21:27.728108  PCI: 00:03.0 10 *  [0x11000000 - 0x11ffffff] mem

  929 16:21:27.734594  PCI: 00:00.2 18 *  [0x12000000 - 0x127fffff] mem

  930 16:21:27.738213  PCI: 00:00.2 10 *  [0x12800000 - 0x128fffff] mem

  931 16:21:27.744311  PCI: 00:0e.0 20 *  [0x12900000 - 0x129fffff] mem

  932 16:21:27.747978  PCI: 00:14.0 20 *  [0x12a00000 - 0x12afffff] mem

  933 16:21:27.754446  PCI: 00:15.0 10 *  [0x12b00000 - 0x12b0ffff] mem

  934 16:21:27.757498  PCI: 00:00.1 10 *  [0x12b10000 - 0x12b17fff] mem

  935 16:21:27.764560  PCI: 00:0e.0 10 *  [0x12b18000 - 0x12b1bfff] mem

  936 16:21:27.767697  PCI: 00:0d.1 18 *  [0x12b1c000 - 0x12b1cfff] mem

  937 16:21:27.774173  PCI: 00:0d.2 10 *  [0x12b1d000 - 0x12b1dfff] mem

  938 16:21:27.777659  PCI: 00:0f.0 10 *  [0x12b1e000 - 0x12b1efff] mem

  939 16:21:27.784802  PCI: 00:0f.1 10 *  [0x12b1f000 - 0x12b1ffff] mem

  940 16:21:27.787418  PCI: 00:0f.2 10 *  [0x12b20000 - 0x12b20fff] mem

  941 16:21:27.794311  PCI: 00:16.0 10 *  [0x12b21000 - 0x12b21fff] mem

  942 16:21:27.797600  PCI: 00:16.0 18 *  [0x12b22000 - 0x12b22fff] mem

  943 16:21:27.801130  PCI: 00:16.1 10 *  [0x12b23000 - 0x12b23fff] mem

  944 16:21:27.807378  PCI: 00:16.1 18 *  [0x12b24000 - 0x12b24fff] mem

  945 16:21:27.811083  PCI: 00:16.2 10 *  [0x12b25000 - 0x12b25fff] mem

  946 16:21:27.817894  PCI: 00:16.2 18 *  [0x12b26000 - 0x12b26fff] mem

  947 16:21:27.820837  PCI: 00:16.3 10 *  [0x12b27000 - 0x12b27fff] mem

  948 16:21:27.827470  PCI: 00:16.3 18 *  [0x12b28000 - 0x12b28fff] mem

  949 16:21:27.831020  PCI: 00:17.0 10 *  [0x12b29000 - 0x12b29fff] mem

  950 16:21:27.837560  PCI: 00:17.0 18 *  [0x12b2a000 - 0x12b2afff] mem

  951 16:21:27.840596  PCI: 00:17.1 10 *  [0x12b2b000 - 0x12b2bfff] mem

  952 16:21:27.847343  PCI: 00:17.1 18 *  [0x12b2c000 - 0x12b2cfff] mem

  953 16:21:27.850422  PCI: 00:18.0 10 *  [0x12b2d000 - 0x12b2dfff] mem

  954 16:21:27.857131  PCI: 00:18.0 18 *  [0x12b2e000 - 0x12b2efff] mem

  955 16:21:27.860746  PCI: 00:18.1 10 *  [0x12b2f000 - 0x12b2ffff] mem

  956 16:21:27.867145  PCI: 00:18.1 18 *  [0x12b30000 - 0x12b30fff] mem

  957 16:21:27.870800  PCI: 00:18.2 18 *  [0x12b31000 - 0x12b31fff] mem

  958 16:21:27.877469  PCI: 00:19.0 10 *  [0x12b32000 - 0x12b32fff] mem

  959 16:21:27.880427  PCI: 00:19.0 18 *  [0x12b33000 - 0x12b33fff] mem

  960 16:21:27.883968  PCI: 00:1b.0 10 *  [0x12b34000 - 0x12b34fff] mem

  961 16:21:27.890576  PCI: 00:1b.0 18 *  [0x12b35000 - 0x12b35fff] mem

  962 16:21:27.894002  PCI: 00:1c.0 10 *  [0x12b36000 - 0x12b36fff] mem

  963 16:21:27.900503  PCI: 00:1c.0 18 *  [0x12b37000 - 0x12b37fff] mem

  964 16:21:27.903833  PCI: 00:00.2 20 *  [0x12b38000 - 0x12b381ff] mem

  965 16:21:27.910194  PCI: 00:1f.1 10 *  [0x12b39000 - 0x12b390ff] mem

  966 16:21:27.917207  DOMAIN: 0000 mem: base: 12b39100 size: 12b39100 align: 28 gran: 0 limit: ffffffff done

  967 16:21:27.920170  avoid_fixed_resources: DOMAIN: 0000

  968 16:21:27.927189  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

  969 16:21:27.933820  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

  970 16:21:27.940608  constrain_resources: PCI: 00:00.0 00 base e0000000 limit efffffff mem (fixed)

  971 16:21:27.950621  constrain_resources: PCI: 00:00.0 02 base 00000000 limit 0009ffff mem (fixed)

  972 16:21:27.956783  constrain_resources: PCI: 00:00.0 03 base 000c0000 limit 7affffff mem (fixed)

  973 16:21:27.963497  constrain_resources: PCI: 00:00.0 05 base 7b000000 limit 7b7fffff mem (fixed)

  974 16:21:27.973381  constrain_resources: PCI: 00:00.0 06 base 7b800000 limit 7fffffff mem (fixed)

  975 16:21:27.980012  constrain_resources: PCI: 00:0d.0 10 base d0000000 limit d0ffffff mem (fixed)

  976 16:21:27.986716  constrain_resources: PCI: 00:0d.1 20 base 00000400 limit 000004ff io (fixed)

  977 16:21:27.996367  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

  978 16:21:28.003354  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff

  979 16:21:28.009996  avoid_fixed_resources:@DOMAIN: 0000 10000100 base b0000000 limit cfffffff

  980 16:21:28.013202  Setting resources...

  981 16:21:28.019417  DOMAIN: 0000 io: base:1000 size:60 align:6 gran:0 limit:ffff

  982 16:21:28.023190  PCI: 00:02.0 20 *  [0x1000 - 0x103f] io

  983 16:21:28.026653  PCI: 00:1f.1 20 *  [0x1040 - 0x105f] io

  984 16:21:28.033128  DOMAIN: 0000 io: next_base: 1060 size: 60 align: 6 gran: 0 done

  985 16:21:28.039535  PCI: 00:14.0 io: base:ffff size:0 align:12 gran:12 limit:ffff

  986 16:21:28.046093  PCI: 00:14.0 io: next_base: ffff size: 0 align: 12 gran: 12 done

  987 16:21:28.052822  DOMAIN: 0000 mem: base:b0000000 size:12b39100 align:28 gran:0 limit:cfffffff

  988 16:21:28.059610  PCI: 00:02.0 18 *  [0xb0000000 - 0xbfffffff] prefmem

  989 16:21:28.062704  PCI: 00:02.0 10 *  [0xc0000000 - 0xc0ffffff] mem

  990 16:21:28.066113  PCI: 00:03.0 10 *  [0xc1000000 - 0xc1ffffff] mem

  991 16:21:28.072652  PCI: 00:00.2 18 *  [0xc2000000 - 0xc27fffff] mem

  992 16:21:28.076102  PCI: 00:00.2 10 *  [0xc2800000 - 0xc28fffff] mem

  993 16:21:28.082950  PCI: 00:0e.0 20 *  [0xc2900000 - 0xc29fffff] mem

  994 16:21:28.086001  PCI: 00:14.0 20 *  [0xc2a00000 - 0xc2afffff] mem

  995 16:21:28.092754  PCI: 00:15.0 10 *  [0xc2b00000 - 0xc2b0ffff] mem

  996 16:21:28.096403  PCI: 00:00.1 10 *  [0xc2b10000 - 0xc2b17fff] mem

  997 16:21:28.102882  PCI: 00:0e.0 10 *  [0xc2b18000 - 0xc2b1bfff] mem

  998 16:21:28.105872  PCI: 00:0d.1 18 *  [0xc2b1c000 - 0xc2b1cfff] mem

  999 16:21:28.112695  PCI: 00:0d.2 10 *  [0xc2b1d000 - 0xc2b1dfff] mem

 1000 16:21:28.115894  PCI: 00:0f.0 10 *  [0xc2b1e000 - 0xc2b1efff] mem

 1001 16:21:28.122676  PCI: 00:0f.1 10 *  [0xc2b1f000 - 0xc2b1ffff] mem

 1002 16:21:28.125930  PCI: 00:0f.2 10 *  [0xc2b20000 - 0xc2b20fff] mem

 1003 16:21:28.132389  PCI: 00:16.0 10 *  [0xc2b21000 - 0xc2b21fff] mem

 1004 16:21:28.135777  PCI: 00:16.0 18 *  [0xc2b22000 - 0xc2b22fff] mem

 1005 16:21:28.142422  PCI: 00:16.1 10 *  [0xc2b23000 - 0xc2b23fff] mem

 1006 16:21:28.145706  PCI: 00:16.1 18 *  [0xc2b24000 - 0xc2b24fff] mem

 1007 16:21:28.149283  PCI: 00:16.2 10 *  [0xc2b25000 - 0xc2b25fff] mem

 1008 16:21:28.155767  PCI: 00:16.2 18 *  [0xc2b26000 - 0xc2b26fff] mem

 1009 16:21:28.158909  PCI: 00:16.3 10 *  [0xc2b27000 - 0xc2b27fff] mem

 1010 16:21:28.165643  PCI: 00:16.3 18 *  [0xc2b28000 - 0xc2b28fff] mem

 1011 16:21:28.169219  PCI: 00:17.0 10 *  [0xc2b29000 - 0xc2b29fff] mem

 1012 16:21:28.175930  PCI: 00:17.0 18 *  [0xc2b2a000 - 0xc2b2afff] mem

 1013 16:21:28.178758  PCI: 00:17.1 10 *  [0xc2b2b000 - 0xc2b2bfff] mem

 1014 16:21:28.185450  PCI: 00:17.1 18 *  [0xc2b2c000 - 0xc2b2cfff] mem

 1015 16:21:28.189093  PCI: 00:18.0 10 *  [0xc2b2d000 - 0xc2b2dfff] mem

 1016 16:21:28.195726  PCI: 00:18.0 18 *  [0xc2b2e000 - 0xc2b2efff] mem

 1017 16:21:28.198780  PCI: 00:18.1 10 *  [0xc2b2f000 - 0xc2b2ffff] mem

 1018 16:21:28.205483  PCI: 00:18.1 18 *  [0xc2b30000 - 0xc2b30fff] mem

 1019 16:21:28.209078  PCI: 00:18.2 18 *  [0xc2b31000 - 0xc2b31fff] mem

 1020 16:21:28.215685  PCI: 00:19.0 10 *  [0xc2b32000 - 0xc2b32fff] mem

 1021 16:21:28.218657  PCI: 00:19.0 18 *  [0xc2b33000 - 0xc2b33fff] mem

 1022 16:21:28.225411  PCI: 00:1b.0 10 *  [0xc2b34000 - 0xc2b34fff] mem

 1023 16:21:28.229013  PCI: 00:1b.0 18 *  [0xc2b35000 - 0xc2b35fff] mem

 1024 16:21:28.232058  PCI: 00:1c.0 10 *  [0xc2b36000 - 0xc2b36fff] mem

 1025 16:21:28.238563  PCI: 00:1c.0 18 *  [0xc2b37000 - 0xc2b37fff] mem

 1026 16:21:28.242027  PCI: 00:00.2 20 *  [0xc2b38000 - 0xc2b381ff] mem

 1027 16:21:28.248689  PCI: 00:1f.1 10 *  [0xc2b39000 - 0xc2b390ff] mem

 1028 16:21:28.255403  DOMAIN: 0000 mem: next_base: c2b39100 size: 12b39100 align: 28 gran: 0 done

 1029 16:21:28.261794  PCI: 00:14.0 prefmem: base:cfffffff size:0 align:20 gran:20 limit:cfffffff

 1030 16:21:28.271625  PCI: 00:14.0 prefmem: next_base: cfffffff size: 0 align: 20 gran: 20 done

 1031 16:21:28.278254  PCI: 00:14.0 mem: base:c2a00000 size:100000 align:20 gran:20 limit:c2afffff

 1032 16:21:28.281587  PCI: 01:00.0 10 *  [0xc2a00000 - 0xc2a01fff] mem

 1033 16:21:28.291495  PCI: 00:14.0 mem: next_base: c2a02000 size: 100000 align: 20 gran: 20 done

 1034 16:21:28.295088  Root Device assign_resources, bus 0 link: 0

 1035 16:21:28.298079  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1036 16:21:28.308541  PCI: 00:00.1 10 <- [0x00c2b10000 - 0x00c2b17fff] size 0x00008000 gran 0x0f mem64

 1037 16:21:28.314736  PCI: 00:00.2 10 <- [0x00c2800000 - 0x00c28fffff] size 0x00100000 gran 0x14 mem64

 1038 16:21:28.321462  PCI: 00:00.2 18 <- [0x00c2000000 - 0x00c27fffff] size 0x00800000 gran 0x17 mem64

 1039 16:21:28.331490  PCI: 00:00.2 20 <- [0x00c2b38000 - 0x00c2b381ff] size 0x00000200 gran 0x09 mem64

 1040 16:21:28.337919  PCI: 00:02.0 10 <- [0x00c0000000 - 0x00c0ffffff] size 0x01000000 gran 0x18 mem64

 1041 16:21:28.348443  PCI: 00:02.0 18 <- [0x00b0000000 - 0x00bfffffff] size 0x10000000 gran 0x1c prefmem64

 1042 16:21:28.354904  PCI: 00:02.0 20 <- [0x0000001000 - 0x000000103f] size 0x00000040 gran 0x06 io

 1043 16:21:28.364820  PCI: 00:03.0 10 <- [0x00c1000000 - 0x00c1ffffff] size 0x01000000 gran 0x18 mem64

 1044 16:21:28.371458  PCI: 00:0d.1 18 <- [0x00c2b1c000 - 0x00c2b1cfff] size 0x00001000 gran 0x0c mem64

 1045 16:21:28.381156  PCI: 00:0d.1 10 <- [0x00fe042000 - 0x00fe043fff] size 0x00002000 gran 0x00 mem PMC BAR

 1046 16:21:28.388046  PCI: 00:0d.1 20 <- [0x0000000400 - 0x00000004ff] size 0x00000100 gran 0x00 io ACPI BAR

 1047 16:21:28.397907  PCI: 00:0d.2 10 <- [0x00c2b1d000 - 0x00c2b1dfff] size 0x00001000 gran 0x0c mem

 1048 16:21:28.404656  PCI: 00:0d.3 10 <- [0x00fe900000 - 0x00fe901fff] size 0x00002000 gran 0x00 mem SRAM BAR 0

 1049 16:21:28.414404  PCI: 00:0d.3 18 <- [0x00fe902000 - 0x00fe902fff] size 0x00001000 gran 0x00 mem SRAM BAR 2

 1050 16:21:28.420975  PCI: 00:0e.0 10 <- [0x00c2b18000 - 0x00c2b1bfff] size 0x00004000 gran 0x0e mem64

 1051 16:21:28.431125  PCI: 00:0e.0 20 <- [0x00c2900000 - 0x00c29fffff] size 0x00100000 gran 0x14 mem64

 1052 16:21:28.434071  PCI: 00:0e.0 assign_resources, bus 0 link: 0

 1053 16:21:28.441076  PCI: 00:0e.0 assign_resources, bus 0 link: 0

 1054 16:21:28.447156  PCI: 00:0f.0 10 <- [0x00c2b1e000 - 0x00c2b1efff] size 0x00001000 gran 0x0c mem64

 1055 16:21:28.457497  PCI: 00:0f.1 10 <- [0x00c2b1f000 - 0x00c2b1ffff] size 0x00001000 gran 0x0c mem64

 1056 16:21:28.464165  PCI: 00:0f.2 10 <- [0x00c2b20000 - 0x00c2b20fff] size 0x00001000 gran 0x0c mem64

 1057 16:21:28.473786  PCI: 00:14.0 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io

 1058 16:21:28.480740  PCI: 00:14.0 24 <- [0x00cfffffff - 0x00cffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1059 16:21:28.490371  PCI: 00:14.0 20 <- [0x00c2a00000 - 0x00c2afffff] size 0x00100000 gran 0x14 bus 01 mem

 1060 16:21:28.493748  PCI: 00:14.0 assign_resources, bus 1 link: 0

 1061 16:21:28.503344  PCI: 01:00.0 10 <- [0x00c2a00000 - 0x00c2a01fff] size 0x00002000 gran 0x0d mem64

 1062 16:21:28.506702  PCI: 00:14.0 assign_resources, bus 1 link: 0

 1063 16:21:28.516531  PCI: 00:15.0 10 <- [0x00c2b00000 - 0x00c2b0ffff] size 0x00010000 gran 0x10 mem64

 1064 16:21:28.523101  PCI: 00:16.0 10 <- [0x00c2b21000 - 0x00c2b21fff] size 0x00001000 gran 0x0c mem64

 1065 16:21:28.533514  PCI: 00:16.0 18 <- [0x00c2b22000 - 0x00c2b22fff] size 0x00001000 gran 0x0c mem64

 1066 16:21:28.536420  PCI: 00:16.0 assign_resources, bus 1 link: 0

 1067 16:21:28.543087  PCI: 00:16.0 assign_resources, bus 1 link: 0

 1068 16:21:28.549491  PCI: 00:16.1 10 <- [0x00c2b23000 - 0x00c2b23fff] size 0x00001000 gran 0x0c mem64

 1069 16:21:28.556088  PCI: 00:16.1 18 <- [0x00c2b24000 - 0x00c2b24fff] size 0x00001000 gran 0x0c mem64

 1070 16:21:28.566342  PCI: 00:16.2 10 <- [0x00c2b25000 - 0x00c2b25fff] size 0x00001000 gran 0x0c mem64

 1071 16:21:28.572878  PCI: 00:16.2 18 <- [0x00c2b26000 - 0x00c2b26fff] size 0x00001000 gran 0x0c mem64

 1072 16:21:28.579750  PCI: 00:16.2 assign_resources, bus 2 link: 0

 1073 16:21:28.582534  PCI: 00:16.2 assign_resources, bus 2 link: 0

 1074 16:21:28.592665  PCI: 00:16.3 10 <- [0x00c2b27000 - 0x00c2b27fff] size 0x00001000 gran 0x0c mem64

 1075 16:21:28.599463  PCI: 00:16.3 18 <- [0x00c2b28000 - 0x00c2b28fff] size 0x00001000 gran 0x0c mem64

 1076 16:21:28.602595  PCI: 00:16.3 assign_resources, bus 3 link: 0

 1077 16:21:28.609544  PCI: 00:16.3 assign_resources, bus 3 link: 0

 1078 16:21:28.615936  PCI: 00:17.0 10 <- [0x00c2b29000 - 0x00c2b29fff] size 0x00001000 gran 0x0c mem64

 1079 16:21:28.625709  PCI: 00:17.0 18 <- [0x00c2b2a000 - 0x00c2b2afff] size 0x00001000 gran 0x0c mem64

 1080 16:21:28.629302  PCI: 00:17.0 assign_resources, bus 4 link: 0

 1081 16:21:28.632502  PCI: 00:17.0 assign_resources, bus 4 link: 0

 1082 16:21:28.642605  PCI: 00:17.1 10 <- [0x00c2b2b000 - 0x00c2b2bfff] size 0x00001000 gran 0x0c mem64

 1083 16:21:28.649137  PCI: 00:17.1 18 <- [0x00c2b2c000 - 0x00c2b2cfff] size 0x00001000 gran 0x0c mem64

 1084 16:21:28.655502  PCI: 00:17.1 assign_resources, bus 5 link: 0

 1085 16:21:28.659023  PCI: 00:17.1 assign_resources, bus 5 link: 0

 1086 16:21:28.668857  PCI: 00:18.0 10 <- [0x00c2b2d000 - 0x00c2b2dfff] size 0x00001000 gran 0x0c mem64

 1087 16:21:28.675651  PCI: 00:18.0 18 <- [0x00c2b2e000 - 0x00c2b2efff] size 0x00001000 gran 0x0c mem64

 1088 16:21:28.682112  PCI: 00:18.1 10 <- [0x00c2b2f000 - 0x00c2b2ffff] size 0x00001000 gran 0x0c mem64

 1089 16:21:28.692613  PCI: 00:18.1 18 <- [0x00c2b30000 - 0x00c2b30fff] size 0x00001000 gran 0x0c mem64

 1090 16:21:28.699049  PCI: 00:18.2 18 <- [0x00c2b31000 - 0x00c2b31fff] size 0x00001000 gran 0x0c mem64

 1091 16:21:28.708940  PCI: 00:19.0 10 <- [0x00c2b32000 - 0x00c2b32fff] size 0x00001000 gran 0x0c mem64

 1092 16:21:28.715179  PCI: 00:19.0 18 <- [0x00c2b33000 - 0x00c2b33fff] size 0x00001000 gran 0x0c mem64

 1093 16:21:28.725356  PCI: 00:1b.0 10 <- [0x00c2b34000 - 0x00c2b34fff] size 0x00001000 gran 0x0c mem64

 1094 16:21:28.732025  PCI: 00:1b.0 18 <- [0x00c2b35000 - 0x00c2b35fff] size 0x00001000 gran 0x0c mem64

 1095 16:21:28.741634  PCI: 00:1c.0 10 <- [0x00c2b36000 - 0x00c2b36fff] size 0x00001000 gran 0x0c mem64

 1096 16:21:28.748431  PCI: 00:1c.0 18 <- [0x00c2b37000 - 0x00c2b37fff] size 0x00001000 gran 0x0c mem64

 1097 16:21:28.752024  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1098 16:21:28.754956  PNP: 0c09.0 missing set_resources

 1099 16:21:28.761879  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1100 16:21:28.764800  LPC: Trying to open IO window from 800 size 1ff

 1101 16:21:28.771520  LPC: Opened IO window LGIR3: base 800 size 100

 1102 16:21:28.775105  LPC: Cannot open IO window: 900 size ff

 1103 16:21:28.775198  No more IO windows

 1104 16:21:28.784766  PCI: 00:1f.1 10 <- [0x00c2b39000 - 0x00c2b390ff] size 0x00000100 gran 0x08 mem64

 1105 16:21:28.791742  PCI: 00:1f.1 20 <- [0x0000001040 - 0x000000105f] size 0x00000020 gran 0x05 io

 1106 16:21:28.798045  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1107 16:21:28.801622  Root Device assign_resources, bus 0 link: 0

 1108 16:21:28.804704  Done setting resources.

 1109 16:21:28.811420  Show resources in subtree (Root Device)...After assigning values.

 1110 16:21:28.815001   Root Device child on link 0 CPU_CLUSTER: 0

 1111 16:21:28.817951    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1112 16:21:28.821648     APIC: 00

 1113 16:21:28.824992    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1114 16:21:28.834731    DOMAIN: 0000 resource base 1000 size 60 align 6 gran 0 limit ffff flags 40040100 index 10000000

 1115 16:21:28.844391    DOMAIN: 0000 resource base b0000000 size 12b39100 align 28 gran 0 limit cfffffff flags 40040200 index 10000100

 1116 16:21:28.847960     PCI: 00:00.0

 1117 16:21:28.857931     PCI: 00:00.0 resource base e0000000 size 10000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1118 16:21:28.867581     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1119 16:21:28.874586     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 2

 1120 16:21:28.884375     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 3

 1121 16:21:28.894567     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index 5

 1122 16:21:28.904591     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index 6

 1123 16:21:28.914268     PCI: 00:00.0 resource base 100000000 size 80000000 align 0 gran 0 limit 0 flags e0004200 index 7

 1124 16:21:28.924470     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 8

 1125 16:21:28.930958     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 9

 1126 16:21:28.940996     PCI: 00:00.0 resource base 11800000 size 400000 align 0 gran 0 limit 0 flags f0004200 index a

 1127 16:21:28.950581     PCI: 00:00.0 resource base 11000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1128 16:21:28.960904     PCI: 00:00.0 resource base 12000000 size 100000 align 0 gran 0 limit 0 flags f0004200 index c

 1129 16:21:28.970537     PCI: 00:00.0 resource base 12150000 size 1000 align 0 gran 0 limit 0 flags f0004200 index d

 1130 16:21:28.980844     PCI: 00:00.0 resource base 12140000 size 10000 align 0 gran 0 limit 0 flags f0004200 index e

 1131 16:21:28.990266     PCI: 00:00.0 resource base 10000000 size 1000000 align 0 gran 0 limit 0 flags f0004200 index f

 1132 16:21:28.997352     PCI: 00:00.0 resource base 11c00000 size 400000 align 0 gran 0 limit 0 flags f0004200 index 10

 1133 16:21:29.007064     PCI: 00:00.0 resource base 12100000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 11

 1134 16:21:29.010753     PCI: 00:00.1

 1135 16:21:29.020278     PCI: 00:00.1 resource base c2b10000 size 8000 align 15 gran 15 limit c2b17fff flags 60000201 index 10

 1136 16:21:29.020372     PCI: 00:00.2

 1137 16:21:29.033877     PCI: 00:00.2 resource base c2800000 size 100000 align 20 gran 20 limit c28fffff flags 60000201 index 10

 1138 16:21:29.043840     PCI: 00:00.2 resource base c2000000 size 800000 align 23 gran 23 limit c27fffff flags 60000201 index 18

 1139 16:21:29.053493     PCI: 00:00.2 resource base c2b38000 size 200 align 12 gran 9 limit c2b381ff flags 60000201 index 20

 1140 16:21:29.053594     PCI: 00:02.0

 1141 16:21:29.066853     PCI: 00:02.0 resource base c0000000 size 1000000 align 24 gran 24 limit c0ffffff flags 60000201 index 10

 1142 16:21:29.076936     PCI: 00:02.0 resource base b0000000 size 10000000 align 28 gran 28 limit bfffffff flags 60001201 index 18

 1143 16:21:29.086941     PCI: 00:02.0 resource base 1000 size 40 align 6 gran 6 limit 103f flags 60000100 index 20

 1144 16:21:29.087037     PCI: 00:03.0

 1145 16:21:29.096559     PCI: 00:03.0 resource base c1000000 size 1000000 align 24 gran 24 limit c1ffffff flags 60000201 index 10

 1146 16:21:29.100135     PCI: 00:0d.0

 1147 16:21:29.109797     PCI: 00:0d.0 resource base d0000000 size 1000000 align 0 gran 0 limit 0 flags f0000200 index 10

 1148 16:21:29.109892     PCI: 00:0d.1

 1149 16:21:29.119595     PCI: 00:0d.1 resource base fe042000 size 2000 align 0 gran 0 limit 0 flags e0000200 index 10

 1150 16:21:29.129761     PCI: 00:0d.1 resource base c2b1c000 size 1000 align 12 gran 12 limit c2b1cfff flags 60000201 index 18

 1151 16:21:29.139873     PCI: 00:0d.1 resource base 400 size 100 align 0 gran 0 limit 0 flags e0000100 index 20

 1152 16:21:29.139969     PCI: 00:0d.2

 1153 16:21:29.153080     PCI: 00:0d.2 resource base c2b1d000 size 1000 align 12 gran 12 limit c2b1dfff flags 60000200 index 10

 1154 16:21:29.153176     PCI: 00:0d.3

 1155 16:21:29.162833     PCI: 00:0d.3 resource base fe900000 size 2000 align 0 gran 0 limit 0 flags e0000200 index 10

 1156 16:21:29.173057     PCI: 00:0d.3 resource base fe902000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 18

 1157 16:21:29.176211     PCI: 00:0e.0 child on link 0 GENERIC: 0.0

 1158 16:21:29.185998     PCI: 00:0e.0 resource base c2b18000 size 4000 align 14 gran 14 limit c2b1bfff flags 60000201 index 10

 1159 16:21:29.196325     PCI: 00:0e.0 resource base c2900000 size 100000 align 20 gran 20 limit c29fffff flags 60000201 index 20

 1160 16:21:29.199660      GENERIC: 0.0

 1161 16:21:29.199782     PCI: 00:0f.0

 1162 16:21:29.212914     PCI: 00:0f.0 resource base c2b1e000 size 1000 align 12 gran 12 limit c2b1efff flags 60000201 index 10

 1163 16:21:29.213008     PCI: 00:0f.1

 1164 16:21:29.222518     PCI: 00:0f.1 resource base c2b1f000 size 1000 align 12 gran 12 limit c2b1ffff flags 60000201 index 10

 1165 16:21:29.226119     PCI: 00:0f.2

 1166 16:21:29.236089     PCI: 00:0f.2 resource base c2b20000 size 1000 align 12 gran 12 limit c2b20fff flags 60000201 index 10

 1167 16:21:29.236192     PCI: 00:11.0

 1168 16:21:29.239443     PCI: 00:12.0

 1169 16:21:29.239529     PCI: 00:13.0

 1170 16:21:29.242587     PCI: 00:13.1

 1171 16:21:29.242677     PCI: 00:13.2

 1172 16:21:29.246134     PCI: 00:13.3

 1173 16:21:29.248934     PCI: 00:14.0 child on link 0 PCI: 01:00.0

 1174 16:21:29.259200     PCI: 00:14.0 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1175 16:21:29.269021     PCI: 00:14.0 resource base cfffffff size 0 align 20 gran 20 limit cfffffff flags 60081202 index 24

 1176 16:21:29.279284     PCI: 00:14.0 resource base c2a00000 size 100000 align 20 gran 20 limit c2afffff flags 60080202 index 20

 1177 16:21:29.282433      PCI: 01:00.0

 1178 16:21:29.292340      PCI: 01:00.0 resource base c2a00000 size 2000 align 13 gran 13 limit c2a01fff flags 60000201 index 10

 1179 16:21:29.292432     PCI: 00:14.1

 1180 16:21:29.295417     PCI: 00:15.0

 1181 16:21:29.305407     PCI: 00:15.0 resource base c2b00000 size 10000 align 16 gran 16 limit c2b0ffff flags 60000201 index 10

 1182 16:21:29.305502     PCI: 00:15.1

 1183 16:21:29.312473     PCI: 00:16.0 child on link 0 I2C: 01:1a

 1184 16:21:29.322461     PCI: 00:16.0 resource base c2b21000 size 1000 align 12 gran 12 limit c2b21fff flags 60000201 index 10

 1185 16:21:29.332042     PCI: 00:16.0 resource base c2b22000 size 1000 align 12 gran 12 limit c2b22fff flags 60000201 index 18

 1186 16:21:29.332140      I2C: 01:1a

 1187 16:21:29.335343     PCI: 00:16.1

 1188 16:21:29.345525     PCI: 00:16.1 resource base c2b23000 size 1000 align 12 gran 12 limit c2b23fff flags 60000201 index 10

 1189 16:21:29.355364     PCI: 00:16.1 resource base c2b24000 size 1000 align 12 gran 12 limit c2b24fff flags 60000201 index 18

 1190 16:21:29.358855     PCI: 00:16.2 child on link 0 I2C: 02:50

 1191 16:21:29.371984     PCI: 00:16.2 resource base c2b25000 size 1000 align 12 gran 12 limit c2b25fff flags 60000201 index 10

 1192 16:21:29.381779     PCI: 00:16.2 resource base c2b26000 size 1000 align 12 gran 12 limit c2b26fff flags 60000201 index 18

 1193 16:21:29.381878      I2C: 02:50

 1194 16:21:29.385460     PCI: 00:16.3 child on link 0 I2C: 03:10

 1195 16:21:29.398501     PCI: 00:16.3 resource base c2b27000 size 1000 align 12 gran 12 limit c2b27fff flags 60000201 index 10

 1196 16:21:29.408809     PCI: 00:16.3 resource base c2b28000 size 1000 align 12 gran 12 limit c2b28fff flags 60000201 index 18

 1197 16:21:29.408905      I2C: 03:10

 1198 16:21:29.411757      I2C: 03:39

 1199 16:21:29.415198     PCI: 00:17.0 child on link 0 I2C: 04:15

 1200 16:21:29.425024     PCI: 00:17.0 resource base c2b29000 size 1000 align 12 gran 12 limit c2b29fff flags 60000201 index 10

 1201 16:21:29.434610     PCI: 00:17.0 resource base c2b2a000 size 1000 align 12 gran 12 limit c2b2afff flags 60000201 index 18

 1202 16:21:29.438241      I2C: 04:15

 1203 16:21:29.438337      I2C: 04:2c

 1204 16:21:29.441486     PCI: 00:17.1 child on link 0 I2C: 05:09

 1205 16:21:29.454562     PCI: 00:17.1 resource base c2b2b000 size 1000 align 12 gran 12 limit c2b2bfff flags 60000201 index 10

 1206 16:21:29.464542     PCI: 00:17.1 resource base c2b2c000 size 1000 align 12 gran 12 limit c2b2cfff flags 60000201 index 18

 1207 16:21:29.464647      I2C: 05:09

 1208 16:21:29.468154     PCI: 00:17.2

 1209 16:21:29.468239     PCI: 00:17.3

 1210 16:21:29.471136     PCI: 00:18.0

 1211 16:21:29.480906     PCI: 00:18.0 resource base c2b2d000 size 1000 align 12 gran 12 limit c2b2dfff flags 60000201 index 10

 1212 16:21:29.491185     PCI: 00:18.0 resource base c2b2e000 size 1000 align 12 gran 12 limit c2b2efff flags 60000201 index 18

 1213 16:21:29.491277     PCI: 00:18.1

 1214 16:21:29.504518     PCI: 00:18.1 resource base c2b2f000 size 1000 align 12 gran 12 limit c2b2ffff flags 60000201 index 10

 1215 16:21:29.514503     PCI: 00:18.1 resource base c2b30000 size 1000 align 12 gran 12 limit c2b30fff flags 60000201 index 18

 1216 16:21:29.514603     PCI: 00:18.2

 1217 16:21:29.524435     PCI: 00:18.2 resource base de000000 size 1000 align 0 gran 0 limit 0 flags e0000200 index 10

 1218 16:21:29.534455     PCI: 00:18.2 resource base c2b31000 size 1000 align 12 gran 12 limit c2b31fff flags 60000201 index 18

 1219 16:21:29.537581     PCI: 00:18.3

 1220 16:21:29.537673     PCI: 00:19.0

 1221 16:21:29.547740     PCI: 00:19.0 resource base c2b32000 size 1000 align 12 gran 12 limit c2b32fff flags 60000201 index 10

 1222 16:21:29.557617     PCI: 00:19.0 resource base c2b33000 size 1000 align 12 gran 12 limit c2b33fff flags 60000201 index 18

 1223 16:21:29.560983     PCI: 00:19.1

 1224 16:21:29.561097     PCI: 00:19.2

 1225 16:21:29.564277     PCI: 00:1a.0

 1226 16:21:29.564363     PCI: 00:1b.0

 1227 16:21:29.577664     PCI: 00:1b.0 resource base c2b34000 size 1000 align 12 gran 12 limit c2b34fff flags 60000201 index 10

 1228 16:21:29.587578     PCI: 00:1b.0 resource base c2b35000 size 1000 align 12 gran 12 limit c2b35fff flags 60000201 index 18

 1229 16:21:29.587676     PCI: 00:1c.0

 1230 16:21:29.597238     PCI: 00:1c.0 resource base c2b36000 size 1000 align 12 gran 12 limit c2b36fff flags 60000201 index 10

 1231 16:21:29.607469     PCI: 00:1c.0 resource base c2b37000 size 1000 align 12 gran 12 limit c2b37fff flags 60000201 index 18

 1232 16:21:29.610501     PCI: 00:1e.0

 1233 16:21:29.613570     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1234 16:21:29.623583     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1235 16:21:29.623674      PNP: 0c09.0

 1236 16:21:29.633875      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1237 16:21:29.633971     PCI: 00:1f.1

 1238 16:21:29.647112     PCI: 00:1f.1 resource base c2b39000 size 100 align 12 gran 8 limit c2b390ff flags 60000201 index 10

 1239 16:21:29.653755     PCI: 00:1f.1 resource base 1040 size 20 align 5 gran 5 limit 105f flags 60000100 index 20

 1240 16:21:29.657162  Done allocating resources.

 1241 16:21:29.663154  BS: BS_DEV_RESOURCES times (us): entry 0 run 2953623 exit 0

 1242 16:21:29.667071  Enabling resources...

 1243 16:21:29.670086  PCI: 00:00.0 cmd <- 07

 1244 16:21:29.673140  PCI: 00:00.1 subsystem <- 8086/5a8c

 1245 16:21:29.673253  PCI: 00:00.1 cmd <- 02

 1246 16:21:29.680134  PCI: 00:00.2 subsystem <- 8086/5a8e

 1247 16:21:29.680262  PCI: 00:00.2 cmd <- 06

 1248 16:21:29.683284  PCI: 00:02.0 cmd <- 03

 1249 16:21:29.686467  PCI: 00:03.0 subsystem <- 8086/5a88

 1250 16:21:29.689992  PCI: 00:03.0 cmd <- 02

 1251 16:21:29.693272  PCI: 00:0d.1 cmd <- 07

 1252 16:21:29.696347  PCI: 00:0d.2 subsystem <- 8086/5a96

 1253 16:21:29.699636  PCI: 00:0d.2 cmd <- 406

 1254 16:21:29.699752  PCI: 00:0d.3 cmd <- 06

 1255 16:21:29.703090  PCI: 00:0e.0 cmd <- 02

 1256 16:21:29.706678  PCI: 00:0f.0 cmd <- 06

 1257 16:21:29.709681  PCI: 00:0f.1 cmd <- 06

 1258 16:21:29.709775  PCI: 00:0f.2 cmd <- 06

 1259 16:21:29.713504  PCI: 00:14.0 bridge ctrl <- 0003

 1260 16:21:29.716444  PCI: 00:14.0 cmd <- 06

 1261 16:21:29.719632  PCI: 00:15.0 cmd <- 02

 1262 16:21:29.723247  PCI: 00:16.0 cmd <- 02

 1263 16:21:29.723339  PCI: 00:16.1 cmd <- 02

 1264 16:21:29.726918  PCI: 00:16.2 cmd <- 06

 1265 16:21:29.729874  PCI: 00:16.3 cmd <- 02

 1266 16:21:29.733151  PCI: 00:17.0 cmd <- 02

 1267 16:21:29.733242  PCI: 00:17.1 cmd <- 02

 1268 16:21:29.736630  PCI: 00:18.0 cmd <- 02

 1269 16:21:29.740198  PCI: 00:18.1 cmd <- 02

 1270 16:21:29.743211  PCI: 00:18.2 cmd <- 06

 1271 16:21:29.746674  PCI: 00:19.0 subsystem <- 8086/5ac2

 1272 16:21:29.749706  PCI: 00:19.0 cmd <- 02

 1273 16:21:29.749798  PCI: 00:1b.0 cmd <- 06

 1274 16:21:29.756390  PCI: 00:1c.0 subsystem <- 8086/5acc

 1275 16:21:29.756481  PCI: 00:1c.0 cmd <- 06

 1276 16:21:29.759533  PCI: 00:1f.0 cmd <- 07

 1277 16:21:29.762908  PCI: 00:1f.1 subsystem <- 8086/5ad4

 1278 16:21:29.766216  PCI: 00:1f.1 cmd <- 03

 1279 16:21:29.769600  PCI: 01:00.0 subsystem <- 8086/095a

 1280 16:21:29.772957  PCI: 01:00.0 cmd <- 02

 1281 16:21:29.777746  done.

 1282 16:21:29.781136  BS: BS_DEV_ENABLE times (us): entry 172 run 112634 exit 0

 1283 16:21:29.787776  FMAP: area FPF_STATUS found @ 42f000 (4096 bytes)

 1284 16:21:29.790853  Initializing devices...

 1285 16:21:29.790943  Root Device init ...

 1286 16:21:29.797581  Root Device init finished in 2138 usecs

 1287 16:21:29.797699  CPU_CLUSTER: 0 init ...

 1288 16:21:29.800724  MTRR: Physical address space:

 1289 16:21:29.807330  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1290 16:21:29.814007  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1291 16:21:29.820227  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1292 16:21:29.826931  0x000000007b800000 - 0x00000000b0000000 size 0x34800000 type 0

 1293 16:21:29.833623  0x00000000b0000000 - 0x00000000c0000000 size 0x10000000 type 1

 1294 16:21:29.840547  0x00000000c0000000 - 0x0000000100000000 size 0x40000000 type 0

 1295 16:21:29.846976  0x0000000100000000 - 0x0000000180000000 size 0x80000000 type 6

 1296 16:21:29.850638  MTRR: Fixed MSR 0x250 0x0606060606060606

 1297 16:21:29.853663  MTRR: Fixed MSR 0x258 0x0606060606060606

 1298 16:21:29.856690  MTRR: Fixed MSR 0x259 0x0000000000000000

 1299 16:21:29.863331  MTRR: Fixed MSR 0x268 0x0606060606060606

 1300 16:21:29.866984  MTRR: Fixed MSR 0x269 0x0606060606060606

 1301 16:21:29.869966  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1302 16:21:29.873306  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1303 16:21:29.876883  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1304 16:21:29.883298  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1305 16:21:29.886532  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1306 16:21:29.889921  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1307 16:21:29.893500  call enable_fixed_mtrr()

 1308 16:21:29.896554  CPU physical address size: 39 bits

 1309 16:21:29.900246  MTRR: default type WB/UC MTRR counts: 6/8.

 1310 16:21:29.903220  MTRR: WB selected as default type.

 1311 16:21:29.909978  MTRR: 0 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1312 16:21:29.916687  MTRR: 1 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1313 16:21:29.923453  MTRR: 2 base 0x0000000080000000 mask 0x0000007fe0000000 type 0

 1314 16:21:29.929691  MTRR: 3 base 0x00000000a0000000 mask 0x0000007ff0000000 type 0

 1315 16:21:29.936281  MTRR: 4 base 0x00000000b0000000 mask 0x0000007ff0000000 type 1

 1316 16:21:29.942987  MTRR: 5 base 0x00000000c0000000 mask 0x0000007fc0000000 type 0

 1317 16:21:29.943079  

 1318 16:21:29.943152  MTRR check

 1319 16:21:29.946381  Fixed MTRRs   : Enabled

 1320 16:21:29.949787  Variable MTRRs: Enabled

 1321 16:21:29.949879  

 1322 16:21:29.953174  Detected 2 core, 2 thread CPU.

 1323 16:21:29.953266  Will perform SMM setup.

 1324 16:21:29.959844  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1325 16:21:29.962997  CBFS @ 205000 size 17b000

 1326 16:21:29.966119  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1327 16:21:29.973257  CBFS: Locating 'cpu_microcode_blob.bin'

 1328 16:21:29.976188  CBFS: Found @ offset 11d40 size 4000

 1329 16:21:29.979720  microcode: sig=0x506c9 pf=0x1 revision=0x2c

 1330 16:21:29.982575  CPU: Intel(R) Celeron(R) CPU N3350 @ 1.10GHz.

 1331 16:21:29.992757  Loading module at 00030000 with entry 00030000. filesize: 0x130 memsize: 0x130

 1332 16:21:29.996107  Processing 16 relocs. Offset value of 0x00030000

 1333 16:21:29.999547  Attempting to start 1 APs

 1334 16:21:30.002588  Waiting for 10ms after sending INIT.

 1335 16:21:30.018738  Waiting for 1st SIPI to complete...done.

 1336 16:21:30.021814  Waiting for 2nd SIPI to complete...done.

 1337 16:21:30.025360  AP: slot 1 apic_id 4.

 1338 16:21:30.031537  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

 1339 16:21:30.038213  Processing 12 relocs. Offset value of 0x00038000

 1340 16:21:30.041445  SMM Module: stub loaded at 00038000. Will call 7ab9065d(00000000)

 1341 16:21:30.048545  Installing SMM handler to 0x7b000000

 1342 16:21:30.055224  Loading module at 7b010000 with entry 7b010cfc. filesize: 0x3550 memsize: 0x7630

 1343 16:21:30.061806  Processing 229 relocs. Offset value of 0x7b010000

 1344 16:21:30.068387  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

 1345 16:21:30.071906  Processing 12 relocs. Offset value of 0x7b008000

 1346 16:21:30.078608  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

 1347 16:21:30.085103  SMM Module: stub loaded at 7b008000. Will call 7b010cfc(00000000)

 1348 16:21:30.087923  Clearing SMI status registers

 1349 16:21:30.091565  New SMBASE 0x7b000000

 1350 16:21:30.091652  Relocation complete.

 1351 16:21:30.094533  New SMBASE 0x7afffc00

 1352 16:21:30.098053  Relocation complete.

 1353 16:21:30.098145  Initializing CPU #0

 1354 16:21:30.101593  CPU: vendor Intel device 506c9

 1355 16:21:30.104562  CPU: family 06, model 5c, stepping 09

 1356 16:21:30.107884  CPU #0 initialized

 1357 16:21:30.111353  Initializing CPU #1

 1358 16:21:30.114990  CPU: vendor Intel device 506c9

 1359 16:21:30.118388  CPU: family 06, model 5c, stepping 09

 1360 16:21:30.118480  CPU #1 initialized

 1361 16:21:30.121285  Enabling SMIs.

 1362 16:21:30.124836  MTRR: TEMPORARY Physical address space:

 1363 16:21:30.131225  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1364 16:21:30.137809  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1365 16:21:30.144451  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1366 16:21:30.151314  0x000000007b800000 - 0x00000000ff000000 size 0x83800000 type 0

 1367 16:21:30.157794  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5

 1368 16:21:30.161464  0x0000000100000000 - 0x0000000180000000 size 0x80000000 type 6

 1369 16:21:30.167645  MTRR: default type WB/UC MTRR counts: 10/8.

 1370 16:21:30.171044  MTRR: UC selected as default type.

 1371 16:21:30.177809  MTRR: 0 base 0x0000000000000000 mask 0x0000007fc0000000 type 6

 1372 16:21:30.184427  MTRR: 1 base 0x0000000040000000 mask 0x0000007fe0000000 type 6

 1373 16:21:30.187961  MTRR: 2 base 0x0000000060000000 mask 0x0000007ff0000000 type 6

 1374 16:21:30.194321  MTRR: 3 base 0x0000000070000000 mask 0x0000007ff8000000 type 6

 1375 16:21:30.200912  MTRR: 4 base 0x0000000078000000 mask 0x0000007ffc000000 type 6

 1376 16:21:30.207449  MTRR: 5 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1377 16:21:30.214629  MTRR: 6 base 0x00000000ff000000 mask 0x0000007fff000000 type 5

 1378 16:21:30.221161  MTRR: 7 base 0x0000000100000000 mask 0x0000007f00000000 type 6

 1379 16:21:30.224083  CPU_CLUSTER: 0 init finished in 422333 usecs

 1380 16:21:30.228021  PCI: 00:00.0 init ...

 1381 16:21:30.231599  PCI: 00:00.0 init finished in 2234 usecs

 1382 16:21:30.234531  PCI: 00:00.1 init ...

 1383 16:21:30.238187  PCI: 00:00.1 init finished in 2237 usecs

 1384 16:21:30.241209  PCI: 00:00.2 init ...

 1385 16:21:30.244296  PCI: 00:00.2 init finished in 2228 usecs

 1386 16:21:30.247774  PCI: 00:02.0 init ...

 1387 16:21:30.251470  PCI: 00:02.0 init finished in 2237 usecs

 1388 16:21:30.254603  PCI: 00:03.0 init ...

 1389 16:21:30.257578  PCI: 00:03.0 init finished in 2232 usecs

 1390 16:21:30.261060  PCI: 00:0d.1 init ...

 1391 16:21:30.264392  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

 1392 16:21:30.271055  gpe0_sts[1]: 0ead33f7 gpe0_en[1]: 00000000

 1393 16:21:30.274645  gpe0_sts[2]: 3ffd0024 gpe0_en[2]: 00000000

 1394 16:21:30.277802  gpe0_sts[3]: 800ec00e gpe0_en[3]: 00000000

 1395 16:21:30.284940  Disabling ACPI via APMC:Done.

 1396 16:21:30.288622  SLP S3 assertion width: 50000 usecs

 1397 16:21:30.291645  PCI: 00:0d.1 init finished in 27390 usecs

 1398 16:21:30.294721  PCI: 00:0d.2 init ...

 1399 16:21:30.298167  PCI: 00:0d.2 init finished in 2233 usecs

 1400 16:21:30.301796  PCI: 00:0f.0 init ...

 1401 16:21:30.304914  PCI: 00:0f.0 init finished in 2236 usecs

 1402 16:21:30.308442  PCI: 00:0f.1 init ...

 1403 16:21:30.311740  PCI: 00:0f.1 init finished in 2233 usecs

 1404 16:21:30.314817  PCI: 00:0f.2 init ...

 1405 16:21:30.317828  PCI: 00:0f.2 init finished in 2233 usecs

 1406 16:21:30.322463  PCI: 00:15.0 init ...

 1407 16:21:30.325420  PCI: 00:15.0 init finished in 2236 usecs

 1408 16:21:30.329326  PCI: 00:16.0 init ...

 1409 16:21:30.332578  LPSS I2C bus 0 at 0xc2b21000 (400 KHz)

 1410 16:21:30.338750  PCI: 00:16.0 init finished in 6120 usecs

 1411 16:21:30.338850  PCI: 00:16.1 init ...

 1412 16:21:30.345483  LPSS I2C bus 1 at 0xc2b23000 (400 KHz)

 1413 16:21:30.349064  PCI: 00:16.1 init finished in 6118 usecs

 1414 16:21:30.352103  PCI: 00:16.2 init ...

 1415 16:21:30.355582  LPSS I2C bus 2 at 0xc2b25000 (400 KHz)

 1416 16:21:30.358613  PCI: 00:16.2 init finished in 6116 usecs

 1417 16:21:30.362260  PCI: 00:16.3 init ...

 1418 16:21:30.365393  LPSS I2C bus 3 at 0xc2b27000 (400 KHz)

 1419 16:21:30.368765  PCI: 00:16.3 init finished in 6121 usecs

 1420 16:21:30.372316  PCI: 00:17.0 init ...

 1421 16:21:30.375043  LPSS I2C bus 4 at 0xc2b29000 (400 KHz)

 1422 16:21:30.378799  PCI: 00:17.0 init finished in 6120 usecs

 1423 16:21:30.381644  PCI: 00:17.1 init ...

 1424 16:21:30.384997  LPSS I2C bus 5 at 0xc2b2b000 (400 KHz)

 1425 16:21:30.388769  PCI: 00:17.1 init finished in 6119 usecs

 1426 16:21:30.393578  PCI: 00:19.0 init ...

 1427 16:21:30.396551  PCI: 00:19.0 init finished in 2232 usecs

 1428 16:21:30.401420  PCI: 00:1c.0 init ...

 1429 16:21:30.404273  PCI: 00:1c.0 init finished in 2224 usecs

 1430 16:21:30.407805  PCI: 00:1f.0 init ...

 1431 16:21:30.410903  RTC Init

 1432 16:21:30.414395  PCI: 00:1f.0 init finished in 3572 usecs

 1433 16:21:30.417640  PCI: 00:1f.1 init ...

 1434 16:21:30.421504  PCI: 00:1f.1 init finished in 2234 usecs

 1435 16:21:30.424210  PCI: 01:00.0 init ...

 1436 16:21:30.427769  PCI: 01:00.0 init finished in 2352 usecs

 1437 16:21:30.431436  PNP: 0c09.0 init ...

 1438 16:21:30.434454  Keyboard init...

 1439 16:21:30.451043  PS/2 keyboard initialized on primary channel

 1440 16:21:30.454087  Google Chrome EC: Initializing keyboard.

 1441 16:21:30.460803  Google Chrome EC: Hello got back 11223344 status (0)

 1442 16:21:30.464021  Google Chrome EC: version:

 1443 16:21:30.467633      ro: coral_v1.1.7292-04956f5df

 1444 16:21:30.470726      rw: coral_v1.1.7292-04956f5df

 1445 16:21:30.470822    running image: 1

 1446 16:21:30.477428  PNP: 0c09.0 init finished in 42177 usecs

 1447 16:21:30.477522  Devices initialized

 1448 16:21:30.480748  Show all devs... After init.

 1449 16:21:30.483979  Root Device: enabled 1

 1450 16:21:30.487581  CPU_CLUSTER: 0: enabled 1

 1451 16:21:30.487680  APIC: 00: enabled 1

 1452 16:21:30.490415  DOMAIN: 0000: enabled 1

 1453 16:21:30.493733  PCI: 00:00.0: enabled 1

 1454 16:21:30.493857  PCI: 00:00.1: enabled 1

 1455 16:21:30.497483  PCI: 00:00.2: enabled 1

 1456 16:21:30.500397  PCI: 00:02.0: enabled 1

 1457 16:21:30.503964  PCI: 00:03.0: enabled 1

 1458 16:21:30.504092  PCI: 00:0d.0: enabled 1

 1459 16:21:30.507023  PCI: 00:0d.1: enabled 1

 1460 16:21:30.510403  PCI: 00:0d.2: enabled 1

 1461 16:21:30.513755  PCI: 00:0d.3: enabled 1

 1462 16:21:30.513851  PCI: 00:0e.0: enabled 1

 1463 16:21:30.517518  GENERIC: 0.0: enabled 1

 1464 16:21:30.520508  PCI: 00:11.0: enabled 0

 1465 16:21:30.523928  PCI: 00:12.0: enabled 0

 1466 16:21:30.524028  PCI: 00:13.0: enabled 0

 1467 16:21:30.527207  PCI: 00:13.1: enabled 0

 1468 16:21:30.530688  PCI: 00:13.2: enabled 0

 1469 16:21:30.530810  PCI: 00:13.3: enabled 0

 1470 16:21:30.533604  PCI: 00:14.0: enabled 1

 1471 16:21:30.537257  PCI: 01:00.0: enabled 1

 1472 16:21:30.540294  PCI: 00:14.1: enabled 0

 1473 16:21:30.540387  PCI: 00:15.0: enabled 1

 1474 16:21:30.543991  PCI: 00:15.1: enabled 0

 1475 16:21:30.546978  PCI: 00:16.0: enabled 1

 1476 16:21:30.550520  I2C: 01:1a: enabled 1

 1477 16:21:30.550612  PCI: 00:16.1: enabled 1

 1478 16:21:30.553854  PCI: 00:16.2: enabled 1

 1479 16:21:30.557223  I2C: 02:50: enabled 1

 1480 16:21:30.557314  PCI: 00:16.3: enabled 1

 1481 16:21:30.560190  I2C: 03:10: enabled 1

 1482 16:21:30.563732  I2C: 03:39: enabled 1

 1483 16:21:30.567109  PCI: 00:17.0: enabled 1

 1484 16:21:30.567200  I2C: 04:15: enabled 1

 1485 16:21:30.570670  I2C: 04:2c: enabled 1

 1486 16:21:30.573807  PCI: 00:17.1: enabled 1

 1487 16:21:30.573897  I2C: 05:09: enabled 1

 1488 16:21:30.576852  PCI: 00:17.2: enabled 0

 1489 16:21:30.580518  PCI: 00:17.3: enabled 0

 1490 16:21:30.583570  PCI: 00:18.0: enabled 1

 1491 16:21:30.583690  PCI: 00:18.1: enabled 1

 1492 16:21:30.587203  PCI: 00:18.2: enabled 1

 1493 16:21:30.590014  PCI: 00:18.3: enabled 0

 1494 16:21:30.590105  PCI: 00:19.0: enabled 1

 1495 16:21:30.593849  PCI: 00:19.1: enabled 0

 1496 16:21:30.596630  PCI: 00:19.2: enabled 0

 1497 16:21:30.600065  PCI: 00:1a.0: enabled 0

 1498 16:21:30.600184  PCI: 00:1b.0: enabled 1

 1499 16:21:30.603595  PCI: 00:1c.0: enabled 1

 1500 16:21:30.606612  PCI: 00:1e.0: enabled 0

 1501 16:21:30.610267  PCI: 00:1f.0: enabled 1

 1502 16:21:30.610386  PNP: 0c09.0: enabled 1

 1503 16:21:30.613566  PCI: 00:1f.1: enabled 1

 1504 16:21:30.616964  PCI: 00:0f.0: enabled 1

 1505 16:21:30.619959  PCI: 00:0f.1: enabled 1

 1506 16:21:30.620061  PCI: 00:0f.2: enabled 1

 1507 16:21:30.623543  APIC: 04: enabled 1

 1508 16:21:30.630117  BS: BS_DEV_INIT times (us): entry 4988 run 831347 exit 890

 1509 16:21:30.636402  ELOG: Event(A1) added with size 10 at 2023-11-02 16:21:07 UTC

 1510 16:21:30.642975  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1511 16:21:30.649724  ELOG: Event(A0) added with size 9 at 2023-11-02 16:21:07 UTC

 1512 16:21:30.656485  elog_add_boot_reason: Logged dev mode boot

 1513 16:21:30.656596  Finalize devices...

 1514 16:21:30.659545  Devices finalized

 1515 16:21:30.663102  FMAP: area RW_NVRAM found @ 42a000 (20480 bytes)

 1516 16:21:30.669505  BS: BS_POST_DEVICE times (us): entry 24893 run 3946 exit 5278

 1517 16:21:30.676260  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 60 exit 0

 1518 16:21:30.679365  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1519 16:21:30.682946  CBFS @ 205000 size 17b000

 1520 16:21:30.689411  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1521 16:21:30.692999  CBFS: Locating 'fallback/dsdt.aml'

 1522 16:21:30.696014  CBFS: Found @ offset b7600 size 2e40

 1523 16:21:30.702704  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1524 16:21:30.702839  CBFS @ 205000 size 17b000

 1525 16:21:30.709620  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1526 16:21:30.712978  CBFS: Locating 'fallback/slic'

 1527 16:21:30.715973  CBFS: 'fallback/slic' not found.

 1528 16:21:30.719560  ACPI: Writing ACPI tables at 7ab10000.

 1529 16:21:30.722938  ACPI:    * FACS

 1530 16:21:30.723034  ACPI:    * DSDT

 1531 16:21:30.726021  Ramoops buffer: 0x100000@0x7aa10000.

 1532 16:21:30.730027  ACPI:    * FADT

 1533 16:21:30.730123  SCI is IRQ9

 1534 16:21:30.736518  ACPI: added table 1/32, length now 40

 1535 16:21:30.736614  ACPI:     * SSDT

 1536 16:21:30.739943  Found 1 CPU(s) with 2 core(s) each.

 1537 16:21:30.743435  Turbo is available and visible

 1538 16:21:30.749806  PSS: 1101MHz power 6000 control 0x1800 status 0x1800

 1539 16:21:30.753455  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1540 16:21:30.760205  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1541 16:21:30.763126  PSS: 800MHz power 4213 control 0x800 status 0x800

 1542 16:21:30.769809  PSS: 1101MHz power 6000 control 0x1800 status 0x1800

 1543 16:21:30.773489  PSS: 1100MHz power 6000 control 0xb00 status 0xb00

 1544 16:21:30.779572  PSS: 1000MHz power 5388 control 0xa00 status 0xa00

 1545 16:21:30.783143  PSS: 800MHz power 4213 control 0x800 status 0x800

 1546 16:21:30.789730  \_SB.PCI0.HDAS.MAXM: Maxim Integrated 98357A Amplifier

 1547 16:21:30.793032  Error: Could not locate 'wifi_sar' in VPD

 1548 16:21:30.796428  Error: failed from getting SAR limits!

 1549 16:21:30.803015  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1550 16:21:30.806595  lpss_i2c: bad counts. hcnt = -8 lcnt = 14

 1551 16:21:30.812944  \_SB.PCI0.I2C0.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 91

 1552 16:21:30.819520  lpss_i2c: bad counts. hcnt = -5 lcnt = 17

 1553 16:21:30.823130  \_SB.PCI0.I2C2.TPMI: I2C TPM at I2C: 02:50

 1554 16:21:30.826350  lpss_i2c: bad counts. hcnt = -1 lcnt = 77

 1555 16:21:30.832678  lpss_i2c: bad counts. hcnt = -23 lcnt = 32

 1556 16:21:30.836259  \_SB.PCI0.I2C3.D010: ELAN Touchscreen at I2C: 03:10

 1557 16:21:30.842825  \_SB.PCI0.I2C3.D039: Raydium Touchscreen at I2C: 03:39

 1558 16:21:30.846272  lpss_i2c: bad counts. hcnt = -1 lcnt = 72

 1559 16:21:30.849718  lpss_i2c: bad counts. hcnt = -23 lcnt = 27

 1560 16:21:30.856419  \_SB.PCI0.I2C4.D015: ELAN Touchpad at I2C: 04:15

 1561 16:21:30.859520  \_SB.PCI0.I2C4.H02C: Synaptics Touchpad at I2C: 04:2c

 1562 16:21:30.866269  lpss_i2c: bad counts. hcnt = -5 lcnt = 4

 1563 16:21:30.869210  \_SB.PCI0.I2C5.H009: WCOM Digitizer at I2C: 05:09

 1564 16:21:30.872888  ACPI: added table 2/32, length now 44

 1565 16:21:30.875908  ACPI:    * MCFG

 1566 16:21:30.879535  ACPI: added table 3/32, length now 48

 1567 16:21:30.882443  ACPI:    * TCPA

 1568 16:21:30.882534  TCPA log created at 7aa00000

 1569 16:21:30.889102  ACPI: added table 4/32, length now 52

 1570 16:21:30.889225  ACPI:    * MADT

 1571 16:21:30.889332  SCI is IRQ9

 1572 16:21:30.896199  ACPI: added table 5/32, length now 56

 1573 16:21:30.896292  current = 7ab145d0

 1574 16:21:30.902737  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1575 16:21:30.902861  CBFS @ 205000 size 17b000

 1576 16:21:30.909177  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1577 16:21:30.912547  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1578 16:21:30.915980  CBFS: Found @ offset 2e1c0 size be8

 1579 16:21:30.918885  Added 4CH DMIC array.

 1580 16:21:30.925833  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1581 16:21:30.925956  CBFS @ 205000 size 17b000

 1582 16:21:30.932376  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1583 16:21:30.935614  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1584 16:21:30.939151  CBFS: Found @ offset 2ef00 size 64

 1585 16:21:30.945783  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1586 16:21:30.948867  CBFS @ 205000 size 17b000

 1587 16:21:30.952471  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1588 16:21:30.959093  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1589 16:21:30.962137  CBFS: Found @ offset 2ef00 size 64

 1590 16:21:30.962229  Added Dialog_7219 codec.

 1591 16:21:30.968756  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1592 16:21:30.972480  CBFS @ 205000 size 17b000

 1593 16:21:30.975493  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1594 16:21:30.982192  CBFS: Locating 'max98357-render-2ch-48khz-24b.bin'

 1595 16:21:30.985205  CBFS: Found @ offset 2ee00 size 74

 1596 16:21:30.988802  Added Maxim_98357 codec.

 1597 16:21:30.988893  ACPI:    * NHLT

 1598 16:21:30.991838  ACPI: added table 6/32, length now 60

 1599 16:21:30.995660  ACPI:    * IGD OpRegion

 1600 16:21:30.998615  ACPI:    * HPET

 1601 16:21:31.002112  ACPI: added table 7/32, length now 64

 1602 16:21:31.002205  ACPI: done.

 1603 16:21:31.005670  ACPI tables: 29808 bytes.

 1604 16:21:31.008536  smbios_write_tables: 7a9fd000

 1605 16:21:31.008626  Create SMBIOS type 17

 1606 16:21:31.011897  Root Device (Google Coral)

 1607 16:21:31.015410  CPU_CLUSTER: 0 (Intel Apollolake SOC)

 1608 16:21:31.018557  APIC: 00 (Intel Apollolake SOC)

 1609 16:21:31.025086  DOMAIN: 0000 (Intel Apollolake SOC)

 1610 16:21:31.028420  PCI: 00:00.0 (Intel Apollolake SOC)

 1611 16:21:31.031884  PCI: 00:00.1 (Intel Apollolake SOC)

 1612 16:21:31.035252  PCI: 00:00.2 (Intel Apollolake SOC)

 1613 16:21:31.038833  PCI: 00:02.0 (Intel Apollolake SOC)

 1614 16:21:31.041681  PCI: 00:03.0 (Intel Apollolake SOC)

 1615 16:21:31.045124  PCI: 00:0d.0 (Intel Apollolake SOC)

 1616 16:21:31.048607  PCI: 00:0d.1 (Intel Apollolake SOC)

 1617 16:21:31.051583  PCI: 00:0d.2 (Intel Apollolake SOC)

 1618 16:21:31.055316  PCI: 00:0d.3 (Intel Apollolake SOC)

 1619 16:21:31.058332  PCI: 00:0e.0 (Intel Apollolake SOC)

 1620 16:21:31.065129  GENERIC: 0.0 (Maxim Integrated 98357A Amplifier)

 1621 16:21:31.068661  PCI: 00:11.0 (Intel Apollolake SOC)

 1622 16:21:31.071705  PCI: 00:12.0 (Intel Apollolake SOC)

 1623 16:21:31.075364  PCI: 00:13.0 (Intel Apollolake SOC)

 1624 16:21:31.078383  PCI: 00:13.1 (Intel Apollolake SOC)

 1625 16:21:31.081522  PCI: 00:13.2 (Intel Apollolake SOC)

 1626 16:21:31.085115  PCI: 00:13.3 (Intel Apollolake SOC)

 1627 16:21:31.088121  PCI: 00:14.0 (Intel Apollolake SOC)

 1628 16:21:31.091771  PCI: 01:00.0 (Intel WiFi)

 1629 16:21:31.095407  PCI: 00:14.1 (Intel Apollolake SOC)

 1630 16:21:31.098467  PCI: 00:15.0 (Intel Apollolake SOC)

 1631 16:21:31.105303  PCI: 00:15.1 (Intel Apollolake SOC)

 1632 16:21:31.108393  PCI: 00:16.0 (Intel Apollolake SOC)

 1633 16:21:31.111459  I2C: 01:1a (Dialog Semiconductor DA7219 Audio Codec)

 1634 16:21:31.114853  PCI: 00:16.1 (Intel Apollolake SOC)

 1635 16:21:31.118550  PCI: 00:16.2 (Intel Apollolake SOC)

 1636 16:21:31.121530  I2C: 02:50 (I2C TPM)

 1637 16:21:31.125074  PCI: 00:16.3 (Intel Apollolake SOC)

 1638 16:21:31.128428  I2C: 03:10 (I2C Device)

 1639 16:21:31.131705  I2C: 03:39 (I2C Device)

 1640 16:21:31.134931  PCI: 00:17.0 (Intel Apollolake SOC)

 1641 16:21:31.135051  I2C: 04:15 (I2C Device)

 1642 16:21:31.138062  I2C: 04:2c (I2C HID Device)

 1643 16:21:31.141560  PCI: 00:17.1 (Intel Apollolake SOC)

 1644 16:21:31.144674  I2C: 05:09 (I2C HID Device)

 1645 16:21:31.148012  PCI: 00:17.2 (Intel Apollolake SOC)

 1646 16:21:31.151645  PCI: 00:17.3 (Intel Apollolake SOC)

 1647 16:21:31.154712  PCI: 00:18.0 (Intel Apollolake SOC)

 1648 16:21:31.161128  PCI: 00:18.1 (Intel Apollolake SOC)

 1649 16:21:31.164304  PCI: 00:18.2 (Intel Apollolake SOC)

 1650 16:21:31.167775  PCI: 00:18.3 (Intel Apollolake SOC)

 1651 16:21:31.171219  PCI: 00:19.0 (Intel Apollolake SOC)

 1652 16:21:31.174627  PCI: 00:19.1 (Intel Apollolake SOC)

 1653 16:21:31.177726  PCI: 00:19.2 (Intel Apollolake SOC)

 1654 16:21:31.181437  PCI: 00:1a.0 (Intel Apollolake SOC)

 1655 16:21:31.184455  PCI: 00:1b.0 (Intel Apollolake SOC)

 1656 16:21:31.187536  PCI: 00:1c.0 (Intel Apollolake SOC)

 1657 16:21:31.191054  PCI: 00:1e.0 (Intel Apollolake SOC)

 1658 16:21:31.194761  PCI: 00:1f.0 (Intel Apollolake SOC)

 1659 16:21:31.197865  PNP: 0c09.0 (Google Chrome EC)

 1660 16:21:31.200906  PCI: 00:1f.1 (Intel Apollolake SOC)

 1661 16:21:31.204581  PCI: 00:0f.0 (unknown)

 1662 16:21:31.207648  PCI: 00:0f.1 (unknown)

 1663 16:21:31.211249  PCI: 00:0f.2 (unknown)

 1664 16:21:31.211339  APIC: 04 (unknown)

 1665 16:21:31.214175  SMBIOS tables: 839 bytes.

 1666 16:21:31.217764  Writing table forward entry at 0x00000500

 1667 16:21:31.241666  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 452b

 1668 16:21:31.241805  Writing coreboot table at 0x7ab34000

 1669 16:21:31.241919   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1670 16:21:31.242056   1. 0000000000001000-000000000009ffff: RAM

 1671 16:21:31.244022   2. 00000000000a0000-00000000000fffff: RESERVED

 1672 16:21:31.247463   3. 0000000000100000-000000000fffffff: RAM

 1673 16:21:31.250601   4. 0000000010000000-0000000012150fff: RESERVED

 1674 16:21:31.257367   5. 0000000012151000-000000007a9fcfff: RAM

 1675 16:21:31.263788   6. 000000007a9fd000-000000007affffff: CONFIGURATION TABLES

 1676 16:21:31.267475   7. 000000007b000000-000000007fffffff: RESERVED

 1677 16:21:31.270819   8. 00000000d0000000-00000000d0ffffff: RESERVED

 1678 16:21:31.277239   9. 00000000e0000000-00000000efffffff: RESERVED

 1679 16:21:31.280613  10. 00000000fed10000-00000000fed17fff: RESERVED

 1680 16:21:31.287317  11. 0000000100000000-000000017fffffff: RAM

 1681 16:21:31.290347  Graphics framebuffer located at 0xb0000000

 1682 16:21:31.293957  Passing 6 GPIOs to payload:

 1683 16:21:31.297000              NAME |       PORT | POLARITY |     VALUE

 1684 16:21:31.303983     write protect |  undefined |     high |      high

 1685 16:21:31.310626          recovery |  undefined |     high |      high

 1686 16:21:31.313569               lid |  undefined |     high |       low

 1687 16:21:31.320528             power |  undefined |     high |      high

 1688 16:21:31.323717             oprom |  undefined |     high |      high

 1689 16:21:31.330187          EC in RW | 0x00000029 |     high |      high

 1690 16:21:31.336868  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1691 16:21:31.337034  CBFS @ 205000 size 17b000

 1692 16:21:31.343468  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1693 16:21:31.350074  Wrote coreboot table at: 7ab34000, 0x5f4 bytes, checksum 5259

 1694 16:21:31.353800  coreboot table: 1548 bytes.

 1695 16:21:31.356701  IMD ROOT    0. 7afff000 00001000

 1696 16:21:31.360249  IMD SMALL   1. 7affe000 00001000

 1697 16:21:31.363276  FSP MEMORY  2. 7abfe000 00400000

 1698 16:21:31.366793  CONSOLE     3. 7abde000 00020000

 1699 16:21:31.370086  TIME STAMP  4. 7abdd000 00000400

 1700 16:21:31.373424  VBOOT       5. 7abdc000 00000c0c

 1701 16:21:31.376988  MRC DATA    6. 7abd0000 0000b2d0

 1702 16:21:31.380171  ROMSTG STCK 7. 7abcf000 00000400

 1703 16:21:31.383159  AFTER CAR   8. 7abc5000 0000a000

 1704 16:21:31.386831  RAMSTAGE    9. 7ab77000 0004e000

 1705 16:21:31.390198  REFCODE    10. 7ab4d000 0002a000

 1706 16:21:31.393427  ACPI GNVS  11. 7ab4c000 00001000

 1707 16:21:31.396729  SMM BACKUP 12. 7ab3c000 00010000

 1708 16:21:31.400181  COREBOOT   13. 7ab34000 00008000

 1709 16:21:31.403197  ACPI       14. 7ab10000 00024000

 1710 16:21:31.406878  RAMOOPS    15. 7aa10000 00100000

 1711 16:21:31.410181  TCPA LOG   16. 7aa00000 00010000

 1712 16:21:31.410299  EXT VBT17. 7a9fe000 0000180a

 1713 16:21:31.413147  SMBIOS     18. 7a9fd000 00000800

 1714 16:21:31.416701  IMD small region:

 1715 16:21:31.419770    IMD ROOT    0. 7affec00 00000400

 1716 16:21:31.423452    FSP RUNTIME 1. 7affebe0 00000004

 1717 16:21:31.426573    VBOOT SEL   2. 7affebc0 00000008

 1718 16:21:31.430190    EC HOSTEVENT 3. 7affeba0 00000004

 1719 16:21:31.433556    POWER STATE 4. 7affeb60 00000040

 1720 16:21:31.436494    ROMSTAGE    5. 7affeb40 00000004

 1721 16:21:31.440063    VARMRC DATA 6. 7affeb00 00000028

 1722 16:21:31.446673    MEM INFO    7. 7affe9a0 00000141

 1723 16:21:31.449778    VPD         8. 7affe940 00000058

 1724 16:21:31.453509    GNVS PTR    9. 7affe920 00000004

 1725 16:21:31.456455  BS: BS_WRITE_TABLES times (us): entry 0 run 772090 exit 0

 1726 16:21:31.463145  FMAP: area COREBOOT found @ 205000 (1552384 bytes)

 1727 16:21:31.466666  CBFS @ 205000 size 17b000

 1728 16:21:31.469792  CBFS: 'IAFW Locator' located CBFS at [205000:380000)

 1729 16:21:31.472913  CBFS: Locating 'fallback/payload'

 1730 16:21:31.479654  CBFS: Found @ offset f6d00 size 36dd4

 1731 16:21:31.483103  Loading segment from ROM address 0xff37cd38

 1732 16:21:31.486376    code (compression=0)

 1733 16:21:31.492940    New segment dstaddr 0x30104040 memsize 0x251570 srcaddr 0xff37cd70 filesize 0x36d9c

 1734 16:21:31.495994  Loading segment from ROM address 0xff37cd54

 1735 16:21:31.499681    Entry Point 0x30104040

 1736 16:21:31.509737  Loading Segment: addr: 0x0000000030104040 memsz: 0x0000000000251570 filesz: 0x0000000000036d9c

 1737 16:21:31.512567  lb: [0x000000007ab78000, 0x000000007abc4bb0)

 1738 16:21:31.522481  Post relocation: addr: 0x0000000030104040 memsz: 0x0000000000251570 filesz: 0x0000000000036d9c

 1739 16:21:31.525929  it's not compressed!

 1740 16:21:31.552851  [ 0x30104040, 3013addc, 0x303555b0) <- ff37cd70

 1741 16:21:31.559664  Clearing Segment: addr: 0x000000003013addc memsz: 0x000000000021a7d4

 1742 16:21:31.566393  dest 30104040, end 303555b0, bouncebuffer ffffffff

 1743 16:21:31.566518  Loaded segments

 1744 16:21:31.577736  CSE FWSTS1: 0x80000245

 1745 16:21:31.580827  CSE FWSTS2: 0x3b850000

 1746 16:21:31.584577  CSE FWSTS3: 0x00000000

 1747 16:21:31.584673  CSE FWSTS4: 0x00080000

 1748 16:21:31.587495  CSE FWSTS5: 0x00000000

 1749 16:21:31.591141  CSE FWSTS6: 0x40000000

 1750 16:21:31.594463  ME: Manufacturing Mode      : NO

 1751 16:21:31.597407  ME: FPF status              : fused

 1752 16:21:31.604010  BS: BS_PAYLOAD_LOAD times (us): entry 194 run 108332 exit 29984

 1753 16:21:31.607392  Jumping to boot code at 30104040(7ab34000)

 1754 16:21:31.617195  CPU0: stack: 7abb4000 - 7abb5000, lowest used address 7abb481c, stack used: 2020 bytes

 1755 16:21:31.617297  

 1756 16:21:31.617373  

 1757 16:21:31.617440  

 1758 16:21:31.620705  Starting depthcharge on coral...

 1759 16:21:31.620824  

 1760 16:21:31.621188  end: 2.2.3 depthcharge-start (duration 00:00:14) [common]
 1761 16:21:31.621326  start: 2.2.4 bootloader-commands (timeout 00:04:41) [common]
 1762 16:21:31.621418  Setting prompt string to ['coral:']
 1763 16:21:31.621515  bootloader-commands: Wait for prompt ['coral:'] (timeout 00:04:41)
 1764 16:21:31.627260  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1765 16:21:31.627393  

 1766 16:21:31.634085  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1767 16:21:31.634246  

 1768 16:21:31.637441  BIOS MMAP details:

 1769 16:21:31.637563  

 1770 16:21:31.640829  IFD Base Offset  : 0x1000

 1771 16:21:31.640944  

 1772 16:21:31.643992  IFD End Offset   : 0xf7f000

 1773 16:21:31.644138  

 1774 16:21:31.644249  MMAP Size        : 0xf7e000

 1775 16:21:31.644321  

 1776 16:21:31.647018  MMAP Start       : 0xff082000

 1777 16:21:31.647146  

 1778 16:21:31.653982  The GBB signature is at 0x30004040 and is:  24 47 42 42

 1779 16:21:31.658161  

 1780 16:21:31.661620  [firmware-coral-10068.B-rcn] Dec 21 2020 15:04:32

 1781 16:21:31.661769  

 1782 16:21:31.661885  

 1783 16:21:31.661998  

 1784 16:21:31.662346  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}']
 1786 16:21:31.762771  coral: enet dhcp

 1787 16:21:31.762974  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)
 1788 16:21:31.767337  enet dhcp

 1789 16:21:31.767466  

 1790 16:21:31.767591  Waiting for link

 1791 16:21:32.495541  

 1792 16:21:32.495714  R8152: Initializing

 1793 16:21:32.495829  

 1794 16:21:32.498416  Version 6 (ocp_data = 5c30)

 1795 16:21:32.498531  

 1796 16:21:32.502001  R8152: Done initializing

 1797 16:21:32.502118  

 1798 16:21:32.504873  Adding net device

 1799 16:21:32.706570  

 1800 16:21:32.706756  done.

 1801 16:21:32.706872  

 1802 16:21:32.706988  MAC: 00:24:32:30:79:fd

 1803 16:21:32.707076  

 1804 16:21:32.709712  Sending DHCP discover... done.

 1805 16:21:32.709828  

 1806 16:21:32.713421  Waiting for reply... done.

 1807 16:21:32.713536  

 1808 16:21:32.716361  Sending DHCP request... done.

 1809 16:21:32.716480  

 1810 16:21:32.833689  Waiting for reply... done.

 1811 16:21:32.833863  

 1812 16:21:32.833993  My ip is 192.168.201.19

 1813 16:21:32.834104  

 1814 16:21:32.836762  The DHCP server ip is 192.168.201.1

 1815 16:21:32.840380  

 1816 16:21:32.840491  

 1818 16:21:32.940991  coral: tftpboot 192.168.201.1 11931906/tftp-deploy-8lg9_56y/kernel/bzImage 11931906/tftp-deploy-8lg9_56y/kernel/cmdline 11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz

 1819 16:21:32.941186  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}']
 1820 16:21:32.941322  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)
 1821 16:21:32.945548  tftpboot 192.168.201.1 11931906/tftp-deploy-8lg9_56y/kernel/bzIploy-8lg9_56y/kernel/cmdline 11931906/tftp-deploy-8lg9_56y/ramdisk/ramdisk.cpio.gz

 1822 16:21:32.945690  

 1823 16:21:32.945795  Waiting for link

 1824 16:21:33.149097  

 1825 16:21:33.149252  done.

 1826 16:21:33.149332  

 1827 16:21:33.149401  MAC: 00:24:32:30:79:fd

 1828 16:21:33.149488  

 1829 16:21:33.151889  Sending DHCP discover... done.

 1830 16:21:33.152025  

 1831 16:21:33.155459  Waiting for reply... done.

 1832 16:21:33.155551  

 1833 16:21:33.158507  Sending DHCP request... done.

 1834 16:21:33.158599  

 1835 16:21:33.166835  Waiting for reply... done.

 1836 16:21:33.166930  

 1837 16:21:33.167004  My ip is 192.168.201.19

 1838 16:21:33.167074  

 1839 16:21:33.169950  The DHCP server ip is 192.168.201.1

 1840 16:21:33.173673  

 1841 16:21:33.176533  TFTP server IP predefined by user: 192.168.201.1

 1842 16:21:33.176627  

 1843 16:21:33.183674  Bootfile predefined by user: 11931906/tftp-deploy-8lg9_56y/kernel/bzImage

 1844 16:21:33.183773  

 1845 16:21:33.186725  Sending tftp read request... done.

 1846 16:21:33.186817  

 1847 16:21:33.190180  Waiting for the transfer... 

 1848 16:21:33.190270  

 1849 16:21:33.765550  00000000 ################################################################

 1850 16:21:33.765695  

 1851 16:21:34.347368  00080000 ################################################################

 1852 16:21:34.347520  

 1853 16:21:34.918563  00100000 ################################################################

 1854 16:21:34.918710  

 1855 16:21:35.483852  00180000 ################################################################

 1856 16:21:35.484013  

 1857 16:21:36.049882  00200000 ################################################################

 1858 16:21:36.050038  

 1859 16:21:36.615128  00280000 ################################################################

 1860 16:21:36.615282  

 1861 16:21:37.185906  00300000 ################################################################

 1862 16:21:37.186065  

 1863 16:21:37.754098  00380000 ################################################################

 1864 16:21:37.754250  

 1865 16:21:39.161520  00400000 ################################################################

 1866 16:21:39.161737  

 1867 16:21:39.161859  00480000 ################################################################

 1868 16:21:39.161972  

 1869 16:21:39.472939  00500000 ################################################################

 1870 16:21:39.473092  

 1871 16:21:40.034590  00580000 ################################################################

 1872 16:21:40.034764  

 1873 16:21:40.598949  00600000 ################################################################

 1874 16:21:40.599101  

 1875 16:21:41.128627  00680000 ################################################################

 1876 16:21:41.128773  

 1877 16:21:41.664510  00700000 ################################################################

 1878 16:21:41.664678  

 1879 16:21:42.178925  00780000 ################################################################

 1880 16:21:42.179083  

 1881 16:21:42.712493  00800000 ################################################################

 1882 16:21:42.712660  

 1883 16:21:43.249558  00880000 ################################################################

 1884 16:21:43.249727  

 1885 16:21:43.800540  00900000 ################################################################

 1886 16:21:43.800697  

 1887 16:21:44.339570  00980000 ################################################################

 1888 16:21:44.339719  

 1889 16:21:44.884920  00a00000 ################################################################

 1890 16:21:44.885084  

 1891 16:21:45.434011  00a80000 ################################################################

 1892 16:21:45.434161  

 1893 16:21:45.977987  00b00000 ################################################################

 1894 16:21:45.978130  

 1895 16:21:46.501086  00b80000 ################################################################

 1896 16:21:46.501268  

 1897 16:21:47.032968  00c00000 ################################################################

 1898 16:21:47.033133  

 1899 16:21:47.571921  00c80000 ################################################################

 1900 16:21:47.572084  

 1901 16:21:48.105821  00d00000 ################################################################

 1902 16:21:48.105974  

 1903 16:21:48.663768  00d80000 ################################################################

 1904 16:21:48.663918  

 1905 16:21:49.198804  00e00000 ################################################################

 1906 16:21:49.198955  

 1907 16:21:49.740573  00e80000 ################################################################

 1908 16:21:49.740732  

 1909 16:21:50.314573  00f00000 ################################################################

 1910 16:21:50.314725  

 1911 16:21:50.881021  00f80000 ################################################################

 1912 16:21:50.881179  

 1913 16:21:51.396129  01000000 ############################################################## done.

 1914 16:21:51.396284  

 1915 16:21:51.399928  The bootfile was 17277440 bytes long.

 1916 16:21:51.400018  

 1917 16:21:51.403230  Sending tftp read request... done.

 1918 16:21:51.403324  

 1919 16:21:51.405971  Waiting for the transfer... 

 1920 16:21:51.406053  

 1921 16:21:51.954425  00000000 ################################################################

 1922 16:21:51.954583  

 1923 16:21:52.484083  00080000 ################################################################

 1924 16:21:52.484235  

 1925 16:21:53.001948  00100000 ################################################################

 1926 16:21:53.002122  

 1927 16:21:53.529947  00180000 ################################################################

 1928 16:21:53.530138  

 1929 16:21:54.085714  00200000 ################################################################

 1930 16:21:54.085876  

 1931 16:21:54.624953  00280000 ################################################################

 1932 16:21:54.625111  

 1933 16:21:55.174296  00300000 ################################################################

 1934 16:21:55.174468  

 1935 16:21:55.720138  00380000 ################################################################

 1936 16:21:55.720299  

 1937 16:21:56.248888  00400000 ################################################################

 1938 16:21:56.249063  

 1939 16:21:56.820244  00480000 ################################################################

 1940 16:21:56.820389  

 1941 16:21:57.388509  00500000 ################################################################

 1942 16:21:57.388654  

 1943 16:21:57.964227  00580000 ################################################################

 1944 16:21:57.964373  

 1945 16:21:58.530164  00600000 ################################################################

 1946 16:21:58.530311  

 1947 16:21:59.081726  00680000 ################################################################

 1948 16:21:59.081891  

 1949 16:21:59.626335  00700000 ################################################################

 1950 16:21:59.626501  

 1951 16:22:00.186440  00780000 ################################################################

 1952 16:22:00.186606  

 1953 16:22:00.726498  00800000 ################################################################

 1954 16:22:00.726646  

 1955 16:22:01.263456  00880000 ################################################################

 1956 16:22:01.263627  

 1957 16:22:01.790228  00900000 ################################################################

 1958 16:22:01.790395  

 1959 16:22:02.337155  00980000 ################################################################

 1960 16:22:02.337327  

 1961 16:22:02.342982  00a00000 # done.

 1962 16:22:02.343088  

 1963 16:22:02.346477  Sending tftp read request... done.

 1964 16:22:02.346589  

 1965 16:22:02.349260  Waiting for the transfer... 

 1966 16:22:02.349358  

 1967 16:22:02.349432  00000000 # done.

 1968 16:22:02.349502  

 1969 16:22:02.359403  Command line loaded dynamically from TFTP file: 11931906/tftp-deploy-8lg9_56y/kernel/cmdline

 1970 16:22:02.359542  

 1971 16:22:02.389286  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/11931906/extract-nfsrootfs-244mwv_m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1972 16:22:02.397418  

 1973 16:22:02.400818  Shutting down all USB controllers.

 1974 16:22:02.400915  

 1975 16:22:02.400995  Removing current net device

 1976 16:22:02.401068  

 1977 16:22:02.404455  Finalizing Coreboot

 1978 16:22:02.404592  

 1979 16:22:02.410995  Exiting depthcharge with code 4 at timestamp: 37660705

 1980 16:22:02.411110  

 1981 16:22:02.411185  

 1982 16:22:02.411254  Starting kernel ...

 1983 16:22:02.411320  

 1984 16:22:02.411384  

 1985 16:22:02.411829  end: 2.2.4 bootloader-commands (duration 00:00:31) [common]
 1986 16:22:02.411940  start: 2.2.5 auto-login-action (timeout 00:04:10) [common]
 1987 16:22:02.412039  Setting prompt string to ['Linux version [0-9]']
 1988 16:22:02.412118  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}']
 1989 16:22:02.412193  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)
 1990 16:22:04.332785  

 1991 16:22:04.333198  start: 2.2.5.1 login-action (timeout 00:04:08) [common]
 1992 16:22:04.333301  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.
 1993 16:22:04.333382  Setting prompt string to []
 1994 16:22:04.333465  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']
 1995 16:22:04.333551  Using line separator: #'\n'#
 1996 16:22:04.333617  No login prompt set.
 1997 16:22:04.333686  Parsing kernel messages
 1998 16:22:04.333748  ['-\\[ 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']
 1999 16:22:04.333863  [login-action] Waiting for messages, (timeout 00:04:08)
 2000 16:22:04.352332  <5>[    0.000000] Linux version 5.10.199-cip39 (KernelCI@build-j5190-x86-64-gcc-10-x86-64-defconfig-x86-board-gf9nl) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Nov 2 16:12:30 UTC 2023

 2001 16:22:04.385021  <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/11931906/extract-nfsrootfs-244mwv_m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2002 16:22:04.388449  <6>[    0.000000] BIOS-provided physical RAM map:

 2003 16:22:04.398414  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 2004 16:22:04.404933  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 2005 16:22:04.411528  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 2006 16:22:04.421604  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000000fffffff] usable

 2007 16:22:04.428228  <6>[    0.000000] BIOS-e820: [mem 0x0000000010000000-0x0000000012150fff] reserved

 2008 16:22:04.438368  <6>[    0.000000] BIOS-e820: [mem 0x0000000012151000-0x000000007a9fcfff] usable

 2009 16:22:04.444683  <6>[    0.000000] BIOS-e820: [mem 0x000000007a9fd000-0x000000007affffff] type 16

 2010 16:22:04.451360  <6>[    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 2011 16:22:04.461535  <6>[    0.000000] BIOS-e820: [mem 0x00000000d0000000-0x00000000d0ffffff] reserved

 2012 16:22:04.467854  <6>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved

 2013 16:22:04.477702  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed17fff] reserved

 2014 16:22:04.484340  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017fffffff] usable

 2015 16:22:04.491171  <6>[    0.000000] NX (Execute Disable) protection: active

 2016 16:22:04.494539  <6>[    0.000000] SMBIOS 2.7 present.

 2017 16:22:04.501253  <6>[    0.000000] DMI: Google Coral/Coral, BIOS  09/29/2020

 2018 16:22:04.504662  <6>[    0.000000] tsc: Detected 1094.400 MHz processor

 2019 16:22:04.511168  <6>[    0.000059] last_pfn = 0x180000 max_arch_pfn = 0x400000000

 2020 16:22:04.520862  <6>[    0.000313] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 2021 16:22:04.527936  <6>[    0.001173] last_pfn = 0x7a9fd max_arch_pfn = 0x400000000

 2022 16:22:04.534503  <6>[    0.005462] check: Scanning 1 areas for low memory corruption

 2023 16:22:04.537715  <6>[    0.005476] Using GB pages for direct mapping

 2024 16:22:04.544207  <6>[    0.006024] RAMDISK: [mem 0x375fe000-0x37ffffff]

 2025 16:22:04.550584  <6>[    0.006032] ACPI: Early table checksum verification disabled

 2026 16:22:04.557625  <6>[    0.006040] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 2027 16:22:04.567282  <6>[    0.006052] ACPI: XSDT 0x000000007AB100E0 00005C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2028 16:22:04.577458  <6>[    0.006066] ACPI: FACP 0x000000007AB13130 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 2029 16:22:04.587215  <6>[    0.006079] ACPI: DSDT 0x000000007AB10280 002EA8 (v05 COREv4 COREBOOT 20110725 INTL 20150717)

 2030 16:22:04.593923  <6>[    0.006090] ACPI: FACS 0x000000007AB10240 000040

 2031 16:22:04.597349  <6>[    0.006099] ACPI: FACS 0x000000007AB10240 000040

 2032 16:22:04.607364  <6>[    0.006108] ACPI: SSDT 0x000000007AB13230 0012BA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 2033 16:22:04.617357  <6>[    0.006118] ACPI: MCFG 0x000000007AB144F0 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2034 16:22:04.626688  <6>[    0.006127] ACPI: TCPA 0x000000007AB14530 000032 (v02 CORE   COREBOOT 00000000 CORE 00000000)

 2035 16:22:04.636808  <6>[    0.006137] ACPI: APIC 0x000000007AB14570 00005C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2036 16:22:04.646691  <6>[    0.006147] ACPI: NHLT 0x000000007AB145D0 000E60 (v05 coral  coral    0000001E CORE 00000000)

 2037 16:22:04.656803  <6>[    0.006157] ACPI: HPET 0x000000007AB17430 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2038 16:22:04.666211  <6>[    0.006167] ACPI: Reserving FACP table memory at [mem 0x7ab13130-0x7ab13223]

 2039 16:22:04.672795  <6>[    0.006171] ACPI: Reserving DSDT table memory at [mem 0x7ab10280-0x7ab13127]

 2040 16:22:04.683145  <6>[    0.006175] ACPI: Reserving FACS table memory at [mem 0x7ab10240-0x7ab1027f]

 2041 16:22:04.689552  <6>[    0.006179] ACPI: Reserving FACS table memory at [mem 0x7ab10240-0x7ab1027f]

 2042 16:22:04.696211  <6>[    0.006183] ACPI: Reserving SSDT table memory at [mem 0x7ab13230-0x7ab144e9]

 2043 16:22:04.706136  <6>[    0.006187] ACPI: Reserving MCFG table memory at [mem 0x7ab144f0-0x7ab1452b]

 2044 16:22:04.712721  <6>[    0.006191] ACPI: Reserving TCPA table memory at [mem 0x7ab14530-0x7ab14561]

 2045 16:22:04.723003  <6>[    0.006195] ACPI: Reserving APIC table memory at [mem 0x7ab14570-0x7ab145cb]

 2046 16:22:04.729029  <6>[    0.006199] ACPI: Reserving NHLT table memory at [mem 0x7ab145d0-0x7ab1542f]

 2047 16:22:04.739252  <6>[    0.006204] ACPI: Reserving HPET table memory at [mem 0x7ab17430-0x7ab17467]

 2048 16:22:04.742650  <6>[    0.006323] No NUMA configuration found

 2049 16:22:04.752503  <6>[    0.006328] Faking a node at [mem 0x0000000000000000-0x000000017fffffff]

 2050 16:22:04.759419  <6>[    0.006337] NODE_DATA(0) allocated [mem 0x17fffc000-0x17fffffff]

 2051 16:22:04.762268  <6>[    0.006385] Zone ranges:

 2052 16:22:04.769208  <6>[    0.006390]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2053 16:22:04.775562  <6>[    0.006397]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2054 16:22:04.782244  <6>[    0.006403]   Normal   [mem 0x0000000100000000-0x000000017fffffff]

 2055 16:22:04.789011  <6>[    0.006409] Movable zone start for each node

 2056 16:22:04.792128  <6>[    0.006413] Early memory node ranges

 2057 16:22:04.799153  <6>[    0.006417]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2058 16:22:04.805385  <6>[    0.006422]   node   0: [mem 0x0000000000100000-0x000000000fffffff]

 2059 16:22:04.815479  <6>[    0.006426]   node   0: [mem 0x0000000012151000-0x000000007a9fcfff]

 2060 16:22:04.822041  <6>[    0.006430]   node   0: [mem 0x0000000100000000-0x000000017fffffff]

 2061 16:22:04.828825  <6>[    0.006436] Initmem setup node 0 [mem 0x0000000000001000-0x000000017fffffff]

 2062 16:22:04.835410  <6>[    0.006467] On node 0, zone DMA: 1 pages in unavailable ranges

 2063 16:22:04.842060  <6>[    0.006518] On node 0, zone DMA: 96 pages in unavailable ranges

 2064 16:22:04.851643  <6>[    0.013116] On node 0, zone DMA32: 8529 pages in unavailable ranges

 2065 16:22:04.858631  <6>[    0.020465] On node 0, zone Normal: 22019 pages in unavailable ranges

 2066 16:22:04.865121  <6>[    0.020496] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2067 16:22:04.871631  <6>[    0.020801] ACPI: PM-Timer IO Port: 0x408

 2068 16:22:04.878227  <6>[    0.020887] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2069 16:22:04.888165  <6>[    0.020904] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2070 16:22:04.894831  <6>[    0.020910] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)

 2071 16:22:04.901507  <6>[    0.020922] Using ACPI (MADT) for SMP configuration information

 2072 16:22:04.908104  <6>[    0.020928] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2073 16:22:04.911600  <6>[    0.020939] TSC deadline timer available

 2074 16:22:04.917947  <6>[    0.020945] smpboot: Allowing 2 CPUs, 0 hotplug CPUs

 2075 16:22:04.928153  <6>[    0.020977] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2076 16:22:04.934207  <6>[    0.020983] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2077 16:22:04.944420  <6>[    0.020988] PM: hibernation: Registered nosave memory: [mem 0x10000000-0x12150fff]

 2078 16:22:04.954183  <6>[    0.020994] PM: hibernation: Registered nosave memory: [mem 0x7a9fd000-0x7affffff]

 2079 16:22:04.960850  <6>[    0.020997] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2080 16:22:04.971004  <6>[    0.021001] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xcfffffff]

 2081 16:22:04.977858  <6>[    0.021005] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xd0ffffff]

 2082 16:22:04.987533  <6>[    0.021009] PM: hibernation: Registered nosave memory: [mem 0xd1000000-0xdfffffff]

 2083 16:22:04.997690  <6>[    0.021013] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xefffffff]

 2084 16:22:05.003897  <6>[    0.021016] PM: hibernation: Registered nosave memory: [mem 0xf0000000-0xfed0ffff]

 2085 16:22:05.014072  <6>[    0.021020] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed17fff]

 2086 16:22:05.023993  <6>[    0.021024] PM: hibernation: Registered nosave memory: [mem 0xfed18000-0xffffffff]

 2087 16:22:05.030576  <6>[    0.021031] [mem 0x80000000-0xcfffffff] available for PCI devices

 2088 16:22:05.040614  <6>[    0.021040] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2089 16:22:05.050628  <6>[    0.031795] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1

 2090 16:22:05.056753  <6>[    0.032341] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576

 2091 16:22:05.066930  <6>[    0.032443] Built 1 zonelists, mobility grouping on.  Total pages: 1002002

 2092 16:22:05.070419  <6>[    0.032453] Policy zone: Normal

 2093 16:22:05.099672  <5>[    0.032471] 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/11931906/extract-nfsrootfs-244mwv_m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2094 16:22:05.109617  <6>[    0.033472] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2095 16:22:05.119848  <6>[    0.033918] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2096 16:22:05.126109  <6>[    0.033967] mem auto-init: stack:off, heap alloc:off, heap free:off

 2097 16:22:05.142842  <6>[    0.067475] Memory: 3859448K/4071724K available (22546K kernel code, 3713K rwdata, 10972K rodata, 2168K init, 13956K bss, 212016K reserved, 0K cma-reserved)

 2098 16:22:05.149572  <6>[    0.067630] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1

 2099 16:22:05.155962  <6>[    0.067690] Kernel/User page tables isolation: enabled

 2100 16:22:05.162749  <6>[    0.067808] ftrace: allocating 61869 entries in 242 pages

 2101 16:22:05.169483  <6>[    0.104907] ftrace: allocated 242 pages with 5 groups

 2102 16:22:05.172370  <6>[    0.105245] Running RCU self tests

 2103 16:22:05.179568  <6>[    0.105260] rcu: Hierarchical RCU implementation.

 2104 16:22:05.182514  <6>[    0.105264] rcu: 	RCU event tracing is enabled.

 2105 16:22:05.189286  <6>[    0.105268] rcu: 	RCU lockdep checking is enabled.

 2106 16:22:05.195844  <6>[    0.105273] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.

 2107 16:22:05.202217  <6>[    0.105277] 	Rude variant of Tasks RCU enabled.

 2108 16:22:05.209103  <6>[    0.105280] 	Tracing variant of Tasks RCU enabled.

 2109 16:22:05.215887  <6>[    0.105285] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2110 16:22:05.225683  <6>[    0.105289] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2

 2111 16:22:05.232294  <6>[    0.113554] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16

 2112 16:22:05.235746  <5>[    0.114002] random: crng init done

 2113 16:22:05.242498  <6>[    0.114117] Console: colour dummy device 80x25

 2114 16:22:05.245779  <6>[    0.183077] printk: console [ttyS2] enabled

 2115 16:22:05.255162  <4>[    0.183455] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2116 16:22:05.258638  <4>[    0.184135] ... MAX_LOCKDEP_SUBCLASSES:  8

 2117 16:22:05.265169  <4>[    0.184518] ... MAX_LOCK_DEPTH:          48

 2118 16:22:05.268840  <4>[    0.184913] ... MAX_LOCKDEP_KEYS:        8192

 2119 16:22:05.275308  <4>[    0.185303] ... CLASSHASH_SIZE:          4096

 2120 16:22:05.278757  <4>[    0.185708] ... MAX_LOCKDEP_ENTRIES:     32768

 2121 16:22:05.285375  <4>[    0.186105] ... MAX_LOCKDEP_CHAINS:      65536

 2122 16:22:05.291958  <4>[    0.186519] ... CHAINHASH_SIZE:          32768

 2123 16:22:05.298646  <4>[    0.186934]  memory used by lock dependency info: 6365 kB

 2124 16:22:05.301542  <4>[    0.187408]  memory used for stack traces: 4224 kB

 2125 16:22:05.308026  <4>[    0.187849]  per task-struct memory footprint: 1920 bytes

 2126 16:22:05.315031  <6>[    0.188403] ACPI: Core revision 20200925

 2127 16:22:05.325186  <6>[    0.189035] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 99544814920 ns

 2128 16:22:05.331511  <6>[    0.189908] APIC: Switch to symmetric I/O mode setup

 2129 16:22:05.338081  <6>[    0.195001] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1

 2130 16:22:05.348159  <6>[    0.199898] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0xfc66f4fc7c, max_idle_ns: 440795224246 ns

 2131 16:22:05.361475  <6>[    0.200820] Calibrating delay loop (skipped), value calculated using timer frequency.. 2188.80 BogoMIPS (lpj=1094400)

 2132 16:22:05.367963  <6>[    0.201929] mce: CPU0: Thermal monitoring enabled (TM1)

 2133 16:22:05.374315  <6>[    0.202896] Last level iTLB entries: 4KB 48, 2MB 0, 4MB 0

 2134 16:22:05.381257  <6>[    0.203806] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0

 2135 16:22:05.390967  <6>[    0.204330] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2136 16:22:05.394082  <6>[    0.204808] Spectre V2 : Mitigation: Retpolines

 2137 16:22:05.404212  <6>[    0.205214] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2138 16:22:05.414171  <6>[    0.205805] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2139 16:22:05.417662  <6>[    0.206807] Speculative Store Bypass: Vulnerable

 2140 16:22:05.427554  <6>[    0.207255] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2141 16:22:05.434187  <6>[    0.207807] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2142 16:22:05.443983  <6>[    0.208373] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 2143 16:22:05.450690  <6>[    0.208805] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 2144 16:22:05.457469  <6>[    0.209318] x86/fpu: xstate_offset[3]:  576, xstate_sizes[3]:   64

 2145 16:22:05.463865  <6>[    0.209805] x86/fpu: xstate_offset[4]:  640, xstate_sizes[4]:   64

 2146 16:22:05.473999  <6>[    0.210807] x86/fpu: Enabled xstate features 0x1b, context size is 704 bytes, using 'compacted' format.

 2147 16:22:05.480721  <4>[    0.233014] ------------[ cut here ]------------

 2148 16:22:05.481119  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2149 16:22:05.493942  <4>[    0.233449] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2150 16:22:05.503860  <4>[    0.233461] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:725 apply_returns+0x1f5/0x220

 2151 16:22:05.506827  <4>[    0.234806] Modules linked in:

 2152 16:22:05.513591  <4>[    0.235099] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.199-cip39 #1

 2153 16:22:05.520497  <4>[    0.235806] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 2154 16:22:05.526826  <4>[    0.236342] RIP: 0010:apply_returns+0x1f5/0x220

 2155 16:22:05.546958  <4>[    0.236808] 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 40 e8 47 ba c6 05 c0 14 67 02 01 e8 3d fc 15 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2156 16:22:05.553645  <4>[    0.237806] RSP: 0000:ffffffffba803e28 EFLAGS: 00010282

 2157 16:22:05.563317  <4>[    0.238806] RAX: 0000000000000000 RBX: ffffffffbb42c164 RCX: 0000000000000000

 2158 16:22:05.569918  <4>[    0.239437] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb8577b91

 2159 16:22:05.579623  <4>[    0.239805] RBP: ffffffffba0f8240 R08: 0000000000000001 R09: 0000000000000001

 2160 16:22:05.586620  <4>[    0.240805] R10: ffffffffba88fec0 R11: 3fffffffffffffff R12: ffffffffbb44549c

 2161 16:22:05.596305  <4>[    0.241438] R13: cccccccccccccccc R14: ffffffffba0f8245 R15: 0000000000000004

 2162 16:22:05.602946  <4>[    0.241808] FS:  0000000000000000(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 2163 16:22:05.609360  <4>[    0.242805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2164 16:22:05.619407  <4>[    0.243324] CR2: ffff9b48fb201000 CR3: 0000000179826000 CR4: 00000000003506f0

 2165 16:22:05.622650  <4>[    0.243805] Call Trace:

 2166 16:22:05.626240  <4>[    0.244054]  ? __warn+0x80/0x110

 2167 16:22:05.629453  <4>[    0.244372]  ? apply_returns+0x1f5/0x220

 2168 16:22:05.636197  <4>[    0.244810]  ? report_bug+0x9e/0xc0

 2169 16:22:05.639810  <4>[    0.245156]  ? handle_bug+0x41/0x90

 2170 16:22:05.642808  <4>[    0.245479]  ? exc_invalid_op+0x14/0x70

 2171 16:22:05.649422  <4>[    0.245809]  ? asm_exc_invalid_op+0x12/0x20

 2172 16:22:05.652413  <4>[    0.246215]  ? console_unlock+0x4d1/0x5f0

 2173 16:22:05.659063  <4>[    0.246807]  ? apply_returns+0x1f5/0x220

 2174 16:22:05.662671  <4>[    0.247183]  ? apply_returns+0x1f5/0x220

 2175 16:22:05.668821  <4>[    0.247541]  ? lock_acquire+0xbf/0x280

 2176 16:22:05.672441  <4>[    0.247827]  alternative_instructions+0x7d/0x143

 2177 16:22:05.679090  <4>[    0.248244]  arch_cpu_finalize_init+0x28/0x47

 2178 16:22:05.682091  <4>[    0.248810]  start_kernel+0x4a3/0x54d

 2179 16:22:05.688787  <4>[    0.249154]  secondary_startup_64_no_verify+0xc2/0xcb

 2180 16:22:05.692427  <4>[    0.249630] irq event stamp: 108477

 2181 16:22:05.702137  <4>[    0.249807] hardirqs last  enabled at (108489): [<ffffffffb8577b91>] console_unlock+0x4d1/0x5f0

 2182 16:22:05.712296  <4>[    0.250564] hardirqs last disabled at (108496): [<ffffffffb8577b04>] console_unlock+0x444/0x5f0

 2183 16:22:05.722359  <4>[    0.250807] softirqs last  enabled at (108506): [<ffffffffb8507ce1>] irq_enter_rcu+0x71/0x80

 2184 16:22:05.732006  <4>[    0.251807] softirqs last disabled at (108517): [<ffffffffb8507cc6>] irq_enter_rcu+0x56/0x80

 2185 16:22:05.738710  <4>[    0.252811] ---[ end trace 3ad775b368f58622 ]---

 2186 16:22:05.739041  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']
 2187 16:22:05.739140  login-action: kernel 'warning'
 2188 16:22:05.739218  [login-action] Waiting for messages, (timeout 00:04:07)
 2189 16:22:05.742061  <6>[    0.263014] Freeing SMP alternatives memory: 48K

 2190 16:22:05.748487  <6>[    0.263455] pid_max: default: 32768 minimum: 301

 2191 16:22:05.755176  <6>[    0.263906] LSM: Security Framework initializing

 2192 16:22:05.758355  <6>[    0.264351] SELinux:  Initializing.

 2193 16:22:05.761962  <6>[    0.264833] LSM support for eBPF active

 2194 16:22:05.771433  <6>[    0.265238] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2195 16:22:05.781787  <6>[    0.265821] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2196 16:22:05.791572  <6>[    0.268175] smpboot: CPU0: Intel(R) Celeron(R) CPU N3350 @ 1.10GHz (family: 0x6, model: 0x5c, stepping: 0x9)

 2197 16:22:05.804981  <6>[    0.269418] Performance Events: PEBS fmt3+, Goldmont events, 32-deep LBR, full-width counters, Intel PMU driver.

 2198 16:22:05.808362  <6>[    0.269817] ... version:                4

 2199 16:22:05.814668  <6>[    0.270180] ... bit width:              48

 2200 16:22:05.818016  <6>[    0.270566] ... generic registers:      4

 2201 16:22:05.824698  <6>[    0.270807] ... value mask:             0000ffffffffffff

 2202 16:22:05.831262  <6>[    0.271290] ... max period:             00007fffffffffff

 2203 16:22:05.834907  <6>[    0.271773] ... fixed-purpose events:   3

 2204 16:22:05.840953  <6>[    0.271806] ... event mask:             000000070000000f

 2205 16:22:05.847970  <6>[    0.272722] rcu: Hierarchical SRCU implementation.

 2206 16:22:05.851012  <6>[    0.274342] smp: Bringing up secondary CPUs ...

 2207 16:22:05.857605  <6>[    0.275471] x86: Booting SMP configuration:

 2208 16:22:05.860844  <6>[    0.275817] .... node  #0, CPUs:      #1

 2209 16:22:05.867412  <6>[    0.276267] smp: Brought up 1 node, 2 CPUs

 2210 16:22:05.870857  <6>[    0.277217] smpboot: Max logical packages: 1

 2211 16:22:05.881188  <6>[    0.277602] smpboot: Total of 2 processors activated (4377.60 BogoMIPS)

 2212 16:22:05.883954  <6>[    0.279158] devtmpfs: initialized

 2213 16:22:05.887649  <6>[    0.280108] x86/mm: Memory block size: 128MB

 2214 16:22:05.900908  <6>[    0.284037] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2215 16:22:05.907581  <6>[    0.284819] futex hash table entries: 512 (order: 4, 65536 bytes, linear)

 2216 16:22:05.914231  <6>[    0.285851] pinctrl core: initialized pinctrl subsystem

 2217 16:22:05.920754  <6>[    0.287275] PM: RTC time: 16:21:39, date: 2023-11-02

 2218 16:22:05.923864  <6>[    0.288271] NET: Registered protocol family 16

 2219 16:22:05.930617  <6>[    0.289345] audit: initializing netlink subsys (disabled)

 2220 16:22:05.940876  <5>[    0.289958] audit: type=2000 audit(1698942099.094:1): state=initialized audit_enabled=0 res=1

 2221 16:22:05.947405  <6>[    0.290652] thermal_sys: Registered thermal governor 'step_wise'

 2222 16:22:05.953842  <6>[    0.290775] thermal_sys: Registered thermal governor 'user_space'

 2223 16:22:05.960446  <6>[    0.290911] cpuidle: using governor menu

 2224 16:22:05.963543  <6>[    0.291941] ACPI: bus type PCI registered

 2225 16:22:05.976922  <6>[    0.292618] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000)

 2226 16:22:05.983367  <6>[    0.292817] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820

 2227 16:22:05.990487  <6>[    0.293469] PCI: Using configuration type 1 for base access

 2228 16:22:05.993589  <6>[    0.323982] Kprobes globally optimized

 2229 16:22:06.003467  <6>[    0.324908] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2230 16:22:06.010208  <6>[    0.325513] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2231 16:22:06.016971  <6>[    0.326057] cryptomgr_test (27) used greatest stack depth: 14880 bytes left

 2232 16:22:06.023463  <6>[    0.329988] ACPI: Added _OSI(Module Device)

 2233 16:22:06.026470  <6>[    0.330389] ACPI: Added _OSI(Processor Device)

 2234 16:22:06.033119  <6>[    0.330787] ACPI: Added _OSI(3.0 _SCP Extensions)

 2235 16:22:06.040122  <6>[    0.330815] ACPI: Added _OSI(Processor Aggregator Device)

 2236 16:22:06.046494  <6>[    0.331323] ACPI: Added _OSI(Linux-Dell-Video)

 2237 16:22:06.053188  <6>[    0.331723] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2238 16:22:06.056788  <6>[    0.331811] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2239 16:22:06.066564  <6>[    0.339167] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2240 16:22:06.069705  <6>[    0.344911] ACPI: EC: EC started

 2241 16:22:06.072862  <6>[    0.345240] ACPI: EC: interrupt blocked

 2242 16:22:06.079717  <6>[    0.346220] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2243 16:22:06.090057  <6>[    0.346690] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2244 16:22:06.092951  <6>[    0.346807] ACPI: Interpreter enabled

 2245 16:22:06.095949  <6>[    0.347199] ACPI: (supports S0 S3 S5)

 2246 16:22:06.102802  <6>[    0.347556] ACPI: Using IOAPIC for interrupt routing

 2247 16:22:06.112537  <6>[    0.347865] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2248 16:22:06.119404  <6>[    0.349375] ACPI: Enabled 1 GPEs in block 00 to 7F

 2249 16:22:06.122572  <6>[    0.352855] ACPI: Power Resource [PXP] (on)

 2250 16:22:06.129158  <6>[    0.375083] ACPI: Power Resource [PRIC] (on)

 2251 16:22:06.132804  <6>[    0.401243] ACPI: Power Resource [PRIC] (on)

 2252 16:22:06.142308  <6>[    0.469661] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2253 16:22:06.152850  <6>[    0.469819] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2254 16:22:06.159256  <6>[    0.470853] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2255 16:22:06.165758  <6>[    0.472139] PCI host bridge to bus 0000:00

 2256 16:22:06.172306  <6>[    0.472532] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2257 16:22:06.179259  <6>[    0.472810] pci_bus 0000:00: root bus resource [io  0x1000-0xffff window]

 2258 16:22:06.188744  <6>[    0.473400] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2259 16:22:06.198803  <6>[    0.473808] pci_bus 0000:00: root bus resource [mem 0x7b800000-0x7fffffff window]

 2260 16:22:06.205259  <6>[    0.474469] pci_bus 0000:00: root bus resource [mem 0x80000000-0xe0000000 window]

 2261 16:22:06.211757  <6>[    0.474809] pci_bus 0000:00: root bus resource [bus 00-ff]

 2262 16:22:06.218819  <6>[    0.475376] pci 0000:00:00.0: [8086:5af0] type 00 class 0x060000

 2263 16:22:06.228194  <6>[    0.476629] pci 0000:00:00.1: [8086:5a8c] type 00 class 0x118000

 2264 16:22:06.235148  <6>[    0.476847] pci 0000:00:00.1: reg 0x10: [mem 0xc2b10000-0xc2b17fff 64bit]

 2265 16:22:06.241867  <6>[    0.478071] pci 0000:00:00.2: [8086:5a8e] type 00 class 0x130000

 2266 16:22:06.248436  <6>[    0.478632] pci 0000:00:00.2: reg 0x10: [mem 0xc2800000-0xc28fffff 64bit]

 2267 16:22:06.257909  <6>[    0.478821] pci 0000:00:00.2: reg 0x18: [mem 0xc2000000-0xc27fffff 64bit]

 2268 16:22:06.265128  <6>[    0.479439] pci 0000:00:00.2: reg 0x20: [mem 0xc2b38000-0xc2b381ff 64bit]

 2269 16:22:06.271290  <6>[    0.480219] pci 0000:00:02.0: [8086:5a85] type 00 class 0x030000

 2270 16:22:06.281396  <6>[    0.480763] pci 0000:00:02.0: reg 0x10: [mem 0xc0000000-0xc0ffffff 64bit]

 2271 16:22:06.288188  <6>[    0.480820] pci 0000:00:02.0: reg 0x18: [mem 0xb0000000-0xbfffffff 64bit pref]

 2272 16:22:06.294641  <6>[    0.481468] pci 0000:00:02.0: reg 0x20: [io  0x1000-0x103f]

 2273 16:22:06.301272  <6>[    0.482234] pci 0000:00:03.0: [8086:5a88] type 00 class 0x048000

 2274 16:22:06.310888  <6>[    0.482791] pci 0000:00:03.0: reg 0x10: [mem 0xc1000000-0xc1ffffff 64bit]

 2275 16:22:06.317462  <6>[    0.483315] pci 0000:00:0e.0: [8086:5a98] type 00 class 0x040100

 2276 16:22:06.324169  <6>[    0.483843] pci 0000:00:0e.0: reg 0x10: [mem 0xc2b18000-0xc2b1bfff 64bit]

 2277 16:22:06.334134  <6>[    0.484496] pci 0000:00:0e.0: reg 0x20: [mem 0xc2900000-0xc29fffff 64bit]

 2278 16:22:06.340662  <6>[    0.484924] pci 0000:00:0e.0: PME# supported from D0 D3hot D3cold

 2279 16:22:06.347655  <6>[    0.486062] pci 0000:00:0f.0: [8086:5a9a] type 00 class 0x078000

 2280 16:22:06.354289  <6>[    0.486625] pci 0000:00:0f.0: reg 0x10: [mem 0xc2b1e000-0xc2b1efff 64bit]

 2281 16:22:06.360980  <6>[    0.486961] pci 0000:00:0f.0: PME# supported from D3hot

 2282 16:22:06.367484  <6>[    0.487871] pci 0000:00:14.0: [8086:5ad6] type 01 class 0x060400

 2283 16:22:06.373859  <6>[    0.488584] pci 0000:00:14.0: PME# supported from D0 D3hot D3cold

 2284 16:22:06.380347  <6>[    0.489375] pci 0000:00:15.0: [8086:5aa8] type 00 class 0x0c0330

 2285 16:22:06.390338  <6>[    0.489836] pci 0000:00:15.0: reg 0x10: [mem 0xc2b00000-0xc2b0ffff 64bit]

 2286 16:22:06.397117  <6>[    0.490565] pci 0000:00:15.0: PME# supported from D3hot D3cold

 2287 16:22:06.403803  <6>[    0.491361] pci 0000:00:16.0: [8086:5aac] type 00 class 0x118000

 2288 16:22:06.410521  <6>[    0.491845] pci 0000:00:16.0: reg 0x10: [mem 0xc2b21000-0xc2b21fff 64bit]

 2289 16:22:06.420063  <6>[    0.492472] pci 0000:00:16.0: reg 0x18: [mem 0xc2b22000-0xc2b22fff 64bit]

 2290 16:22:06.426674  <6>[    0.493398] pci 0000:00:16.1: [8086:5aae] type 00 class 0x118000

 2291 16:22:06.433261  <6>[    0.493844] pci 0000:00:16.1: reg 0x10: [mem 0xc2b23000-0xc2b23fff 64bit]

 2292 16:22:06.443444  <6>[    0.494475] pci 0000:00:16.1: reg 0x18: [mem 0xc2b24000-0xc2b24fff 64bit]

 2293 16:22:06.449819  <6>[    0.495378] pci 0000:00:16.2: [8086:5ab0] type 00 class 0x118000

 2294 16:22:06.456504  <6>[    0.495845] pci 0000:00:16.2: reg 0x10: [mem 0xc2b25000-0xc2b25fff 64bit]

 2295 16:22:06.466477  <6>[    0.496472] pci 0000:00:16.2: reg 0x18: [mem 0xc2b26000-0xc2b26fff 64bit]

 2296 16:22:06.473476  <6>[    0.497379] pci 0000:00:16.3: [8086:5ab2] type 00 class 0x118000

 2297 16:22:06.479941  <6>[    0.497844] pci 0000:00:16.3: reg 0x10: [mem 0xc2b27000-0xc2b27fff 64bit]

 2298 16:22:06.486537  <6>[    0.498472] pci 0000:00:16.3: reg 0x18: [mem 0xc2b28000-0xc2b28fff 64bit]

 2299 16:22:06.496236  <6>[    0.499400] pci 0000:00:17.0: [8086:5ab4] type 00 class 0x118000

 2300 16:22:06.502844  <6>[    0.499845] pci 0000:00:17.0: reg 0x10: [mem 0xc2b29000-0xc2b29fff 64bit]

 2301 16:22:06.509883  <6>[    0.500456] pci 0000:00:17.0: reg 0x18: [mem 0xc2b2a000-0xc2b2afff 64bit]

 2302 16:22:06.516529  <6>[    0.501377] pci 0000:00:17.1: [8086:5ab6] type 00 class 0x118000

 2303 16:22:06.526439  <6>[    0.501862] pci 0000:00:17.1: reg 0x10: [mem 0xc2b2b000-0xc2b2bfff 64bit]

 2304 16:22:06.533108  <6>[    0.502473] pci 0000:00:17.1: reg 0x18: [mem 0xc2b2c000-0xc2b2cfff 64bit]

 2305 16:22:06.539278  <6>[    0.503426] pci 0000:00:18.0: [8086:5abc] type 00 class 0x118000

 2306 16:22:06.549268  <6>[    0.503846] pci 0000:00:18.0: reg 0x10: [mem 0xc2b2d000-0xc2b2dfff 64bit]

 2307 16:22:06.555723  <6>[    0.504474] pci 0000:00:18.0: reg 0x18: [mem 0xc2b2e000-0xc2b2efff 64bit]

 2308 16:22:06.562369  <6>[    0.505380] pci 0000:00:18.1: [8086:5abe] type 00 class 0x118000

 2309 16:22:06.572311  <6>[    0.505844] pci 0000:00:18.1: reg 0x10: [mem 0xc2b2f000-0xc2b2ffff 64bit]

 2310 16:22:06.578939  <6>[    0.506473] pci 0000:00:18.1: reg 0x18: [mem 0xc2b30000-0xc2b30fff 64bit]

 2311 16:22:06.585790  <6>[    0.507390] pci 0000:00:18.2: [8086:5ac0] type 00 class 0x118000

 2312 16:22:06.595448  <6>[    0.507845] pci 0000:00:18.2: reg 0x10: [mem 0xde000000-0xde000fff 64bit]

 2313 16:22:06.602135  <6>[    0.508473] pci 0000:00:18.2: reg 0x18: [mem 0xc2b31000-0xc2b31fff 64bit]

 2314 16:22:06.608762  <6>[    0.509411] pci 0000:00:19.0: [8086:5ac2] type 00 class 0x118000

 2315 16:22:06.615347  <6>[    0.509845] pci 0000:00:19.0: reg 0x10: [mem 0xc2b32000-0xc2b32fff 64bit]

 2316 16:22:06.625583  <6>[    0.510471] pci 0000:00:19.0: reg 0x18: [mem 0xc2b33000-0xc2b33fff 64bit]

 2317 16:22:06.631991  <6>[    0.511411] pci 0000:00:1b.0: [8086:5aca] type 00 class 0x080501

 2318 16:22:06.638633  <6>[    0.511834] pci 0000:00:1b.0: reg 0x10: [mem 0xc2b34000-0xc2b34fff 64bit]

 2319 16:22:06.648951  <6>[    0.512455] pci 0000:00:1b.0: reg 0x18: [mem 0xc2b35000-0xc2b35fff 64bit]

 2320 16:22:06.654986  <6>[    0.513349] pci 0000:00:1c.0: [8086:5acc] type 00 class 0x080501

 2321 16:22:06.661996  <6>[    0.513837] pci 0000:00:1c.0: reg 0x10: [mem 0xc2b36000-0xc2b36fff 64bit]

 2322 16:22:06.671659  <6>[    0.514442] pci 0000:00:1c.0: reg 0x18: [mem 0xc2b37000-0xc2b37fff 64bit]

 2323 16:22:06.678246  <6>[    0.515469] pci 0000:00:1f.0: [8086:5ae8] type 00 class 0x060100

 2324 16:22:06.685245  <6>[    0.516500] pci 0000:00:1f.1: [8086:5ad4] type 00 class 0x0c0500

 2325 16:22:06.692016  <6>[    0.516874] pci 0000:00:1f.1: reg 0x10: [mem 0xc2b39000-0xc2b390ff 64bit]

 2326 16:22:06.698431  <6>[    0.517558] pci 0000:00:1f.1: reg 0x20: [io  0x1040-0x105f]

 2327 16:22:06.704971  <6>[    0.518678] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2328 16:22:06.715218  <6>[    0.519052] pci 0000:01:00.0: reg 0x10: [mem 0xc2a00000-0xc2a01fff 64bit]

 2329 16:22:06.725238  <6>[    0.520262] pci 0000:01:00.0: Upstream bridge's Max Payload Size set to 128 (was 256, max 256)

 2330 16:22:06.731749  <6>[    0.521007] pci 0000:01:00.0: Max Payload Size set to 128 (was 128, max 128)

 2331 16:22:06.738233  <6>[    0.522662] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2332 16:22:06.744923  <6>[    0.524566] pci 0000:00:14.0: PCI bridge to [bus 01]

 2333 16:22:06.751674  <6>[    0.524820] pci 0000:00:14.0:   bridge window [mem 0xc2a00000-0xc2afffff]

 2334 16:22:06.757754  <6>[    0.531988] ACPI: EC: interrupt unblocked

 2335 16:22:06.761486  <6>[    0.532384] ACPI: EC: event unblocked

 2336 16:22:06.767954  <6>[    0.532745] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2337 16:22:06.771067  <6>[    0.532807] ACPI: EC: GPE=0x2b

 2338 16:22:06.780786  <6>[    0.533099] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2339 16:22:06.787833  <6>[    0.533725] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2340 16:22:06.794324  <6>[    0.534425] iommu: Default domain type: Translated 

 2341 16:22:06.800867  <6>[    0.535007] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2342 16:22:06.810636  <6>[    0.535432] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2343 16:22:06.817347  <6>[    0.535831] pci 0000:00:02.0: vgaarb: bridge control possible

 2344 16:22:06.820601  <6>[    0.536335] vgaarb: loaded

 2345 16:22:06.824212  <5>[    0.537144] SCSI subsystem initialized

 2346 16:22:06.830752  <6>[    0.537865] ACPI: bus type USB registered

 2347 16:22:06.837650  <6>[    0.538354] usbcore: registered new interface driver usbfs

 2348 16:22:06.843929  <6>[    0.538864] usbcore: registered new interface driver hub

 2349 16:22:06.847408  <6>[    0.539384] usbcore: registered new device driver usb

 2350 16:22:06.854221  <6>[    0.539918] mc: Linux media interface: v0.10

 2351 16:22:06.860708  <6>[    0.540346] videodev: Linux video capture interface: v2.00

 2352 16:22:06.867139  <6>[    0.540845] pps_core: LinuxPPS API ver. 1 registered

 2353 16:22:06.877343  <6>[    0.541303] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2354 16:22:06.880323  <6>[    0.541821] PTP clock support registered

 2355 16:22:06.886871  <6>[    0.542562] Advanced Linux Sound Architecture Driver Initialized.

 2356 16:22:06.893558  <6>[    0.543711] NetLabel: Initializing

 2357 16:22:06.896902  <6>[    0.543809] NetLabel:  domain hash size = 128

 2358 16:22:06.903413  <6>[    0.544217] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2359 16:22:06.910658  <6>[    0.544796] NetLabel:  unlabeled traffic allowed by default

 2360 16:22:06.917144  <6>[    0.544930] PCI: Using ACPI for IRQ routing

 2361 16:22:06.923304  <4>[    0.575854] Expanded resource Reserved due to conflict with PCI Bus 0000:00

 2362 16:22:06.929822  <6>[    0.576603] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0

 2363 16:22:06.936839  <6>[    0.576808] hpet0: 8 comparators, 64-bit 19.200000 MHz counter

 2364 16:22:06.943379  <6>[    0.578912] clocksource: Switched to clocksource tsc-early

 2365 16:22:06.949863  <5>[    0.982933] VFS: Disk quotas dquot_6.6.0

 2366 16:22:06.956534  <6>[    0.983353] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2367 16:22:06.959790  <6>[    0.984342] pnp: PnP ACPI init

 2368 16:22:06.966617  <6>[    0.985339] system 00:00: [io  0x0900-0x09fe] has been reserved

 2369 16:22:06.973094  <6>[    0.986123] system 00:01: [io  0x0200] has been reserved

 2370 16:22:06.979666  <6>[    0.986610] system 00:01: [io  0x0204] has been reserved

 2371 16:22:06.986217  <6>[    0.987093] system 00:01: [io  0x0800-0x087f] has been reserved

 2372 16:22:06.992694  <6>[    0.987629] system 00:01: [io  0x0880-0x08ff] has been reserved

 2373 16:22:06.999825  <6>[    0.990187] pnp: PnP ACPI: found 3 devices

 2374 16:22:07.009227  <6>[    1.004462] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2375 16:22:07.012858  <6>[    1.005383] NET: Registered protocol family 2

 2376 16:22:07.022503  <6>[    1.005978] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2377 16:22:07.032807  <6>[    1.008218] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2378 16:22:07.042611  <6>[    1.009131] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2379 16:22:07.048894  <6>[    1.010095] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2380 16:22:07.059150  <6>[    1.012784] TCP: Hash tables configured (established 32768 bind 32768)

 2381 16:22:07.065707  <6>[    1.013870] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2382 16:22:07.075481  <6>[    1.014864] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2383 16:22:07.082134  <6>[    1.015767] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2384 16:22:07.088912  <6>[    1.016898] NET: Registered protocol family 1

 2385 16:22:07.095398  <6>[    1.018049] RPC: Registered named UNIX socket transport module.

 2386 16:22:07.102510  <6>[    1.018611] RPC: Registered udp transport module.

 2387 16:22:07.105310  <6>[    1.019046] RPC: Registered tcp transport module.

 2388 16:22:07.115199  <6>[    1.019482] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2389 16:22:07.118768  <6>[    1.020586] NET: Registered protocol family 44

 2390 16:22:07.125367  <6>[    1.021034] pci 0000:00:14.0: PCI bridge to [bus 01]

 2391 16:22:07.131865  <6>[    1.021508] pci 0000:00:14.0:   bridge window [mem 0xc2a00000-0xc2afffff]

 2392 16:22:07.138632  <6>[    1.022136] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2393 16:22:07.148214  <6>[    1.022691] pci_bus 0000:00: resource 5 [io  0x1000-0xffff window]

 2394 16:22:07.155084  <6>[    1.023248] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2395 16:22:07.161525  <6>[    1.023859] pci_bus 0000:00: resource 7 [mem 0x7b800000-0x7fffffff window]

 2396 16:22:07.171684  <6>[    1.024523] pci_bus 0000:00: resource 8 [mem 0x80000000-0xe0000000 window]

 2397 16:22:07.178556  <6>[    1.025131] pci_bus 0000:01: resource 1 [mem 0xc2a00000-0xc2afffff]

 2398 16:22:07.187907  <6>[    1.025912] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2399 16:22:07.191512  <6>[    1.028845] PCI: CLS 64 bytes, default 64

 2400 16:22:07.198103  <6>[    1.029705] Unpacking initramfs...

 2401 16:22:07.201522  <6>[    1.318034] Freeing initrd memory: 10248K

 2402 16:22:07.208075  <6>[    1.318411] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2403 16:22:07.217959  <6>[    1.319012] software IO TLB: mapped [mem 0x00000000769fd000-0x000000007a9fd000] (64MB)

 2404 16:22:07.227644  <6>[    1.319970] RAPL PMU: API unit is 2^-32 Joules, 4 fixed counters, 655360 ms ovfl timer

 2405 16:22:07.234383  <6>[    1.320667] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2406 16:22:07.240827  <6>[    1.321204] RAPL PMU: hw unit of domain package 2^-14 Joules

 2407 16:22:07.247898  <6>[    1.321700] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2408 16:22:07.254768  <6>[    1.322249] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2409 16:22:07.257447  <3>[    1.323738] kvm: already loaded the other module

 2410 16:22:07.271201  <6>[    1.324221] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0xfc66f4fc7c, max_idle_ns: 440795224246 ns

 2411 16:22:07.277638  <6>[    1.325131] clocksource: Switched to clocksource tsc

 2412 16:22:07.284245  <6>[    1.325658] platform rtc_cmos: registered platform RTC device (no PNP device found)

 2413 16:22:07.294067  <6>[    1.327589] check: Scanning for low memory corruption every 60 seconds

 2414 16:22:07.297227  <5>[    1.330350] Initialise system trusted keyrings

 2415 16:22:07.307292  <6>[    1.331043] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2416 16:22:07.310915  <5>[    1.346575] NFS: Registering the id_resolver key type

 2417 16:22:07.317316  <5>[    1.347091] Key type id_resolver registered

 2418 16:22:07.320805  <5>[    1.347511] Key type id_legacy registered

 2419 16:22:07.327571  <5>[    1.359405] Key type asymmetric registered

 2420 16:22:07.330706  <5>[    1.359814] Asymmetric key parser 'x509' registered

 2421 16:22:07.340355  <6>[    1.360325] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2422 16:22:07.346848  <6>[    1.361004] io scheduler mq-deadline registered

 2423 16:22:07.350335  <6>[    1.361426] io scheduler kyber registered

 2424 16:22:07.356971  <4>[    1.362020] test_firmware: interface ready

 2425 16:22:07.363943  <6>[    1.363097] pcieport 0000:00:14.0: PME: Signaling with IRQ 120

 2426 16:22:07.367028  <6>[    1.364707] ACPI: AC Adapter [AC] (on-line)

 2427 16:22:07.380296  <6>[    1.365410] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:14/PNP0C09:00/PNP0C0D:00/input/input0

 2428 16:22:07.383258  <6>[    1.366992] ACPI: Lid Switch [LID0]

 2429 16:22:07.393212  <6>[    1.367496] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1

 2430 16:22:07.396770  <6>[    1.368382] ACPI: Power Button [PWRB]

 2431 16:22:07.406671  <6>[    1.368918] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input2

 2432 16:22:07.413433  <6>[    1.369799] ACPI: Sleep Button [SLP]

 2433 16:22:07.419644  <6>[    1.370317] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3

 2434 16:22:07.426561  <6>[    1.371132] ACPI: Power Button [PWRF]

 2435 16:22:07.429597  <6>[    1.371675] ACPI: \_PR_.CP00: Found 3 idle states

 2436 16:22:07.436652  <6>[    1.372701] ACPI: \_PR_.CP01: Found 3 idle states

 2437 16:22:07.443367  <6>[    1.376808] battery: ACPI: Battery Slot [BAT0] (battery present)

 2438 16:22:07.449776  <6>[    1.378169] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2439 16:22:07.456167  <6>[    1.380505] Non-volatile memory driver v1.3

 2440 16:22:07.459542  <6>[    1.380999] Linux agpgart interface v0.103

 2441 16:22:07.466318  <6>[    1.381678] ACPI: bus type drm_connector registered

 2442 16:22:07.472878  <6>[    1.382275] [drm] amdgpu kernel modesetting enabled.

 2443 16:22:07.479626  <6>[    1.385505] i915 0000:00:02.0: vgaarb: deactivate vga console

 2444 16:22:07.489362  <6>[    1.439206] i915 0000:00:02.0: Invalid PCI ROM header signature: expecting 0xaa55, got 0x0a31

 2445 16:22:07.496352  <6>[    1.439976] i915 0000:00:02.0: [drm] Failed to find VBIOS tables (VBT)

 2446 16:22:07.505866  <6>[    1.440708] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2447 16:22:07.519188  <4>[    1.442043] i915 0000:00:02.0: Direct firmware load for i915/bxt_dmc_ver1_07.bin failed with error -2

 2448 16:22:07.529327  <5>[    1.442942] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/bxt_dmc_ver1_07.bin. Disabling runtime power management.

 2449 16:22:07.545456  <5>[    1.443975] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915

 2450 16:22:07.552721  <6>[    1.493753] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2451 16:22:07.562360  <6>[    1.497274] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2452 16:22:07.565795  <6>[    1.507187] loop: module loaded

 2453 16:22:07.572119  <6>[    1.508122] lkdtm: No crash points registered, enable through debugfs

 2454 16:22:07.581909  <6>[    1.552577] dw-apb-uart.6: ttyS0 at MMIO 0xc2b2d000 (irq = 4, base_baud = 115200) is a 16550A

 2455 16:22:07.592119  <6>[    1.555756] dw-apb-uart.7: ttyS1 at MMIO 0xc2b2f000 (irq = 5, base_baud = 115200) is a 16550A

 2456 16:22:07.598560  <6>[    1.558487] printk: console [ttyS2] disabled

 2457 16:22:07.608406  <6>[    1.559432] dw-apb-uart.8: ttyS2 at MMIO 0xde000000 (irq = 6, base_baud = 114825) is a 16550A

 2458 16:22:07.660171  <6>[    4.836068] printk: console [ttyS2] enabled

 2459 16:22:07.666590  <6>[    4.836222] fbcon: i915drmfb (fb0) is primary device

 2460 16:22:07.673236  <4>[    4.838249] pxa2xx-spi pxa2xx-spi.9: no DMA channels available, using PIO

 2461 16:22:07.679843  <6>[    4.845033] e100: Intel(R) PRO/100 Network Driver

 2462 16:22:07.686444  <6>[    4.845037] e100: Copyright(c) 1999-2006 Intel Corporation

 2463 16:22:07.692620  <6>[    4.845085] e1000: Intel(R) PRO/1000 Network Driver

 2464 16:22:07.699172  <6>[    4.845086] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2465 16:22:07.702550  <6>[    4.845143] e1000e: Intel(R) PRO/1000 Network Driver

 2466 16:22:07.712293  <6>[    4.845144] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2467 16:22:07.719083  <6>[    4.845206] igb: Intel(R) Gigabit Ethernet Network Driver

 2468 16:22:07.725737  <6>[    4.845207] igb: Copyright (c) 2007-2014 Intel Corporation.

 2469 16:22:07.729146  <6>[    4.845254] sky2: driver version 1.30

 2470 16:22:07.735793  <6>[    4.845483] usbcore: registered new interface driver r8152

 2471 16:22:07.742335  <6>[    4.845833] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2472 16:22:07.748571  <6>[    4.845847] ehci-pci: EHCI PCI platform driver

 2473 16:22:07.755261  <6>[    4.845918] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2474 16:22:07.761727  <6>[    4.845930] ohci-pci: OHCI PCI platform driver

 2475 16:22:07.768187  <6>[    4.845973] uhci_hcd: USB Universal Host Controller Interface driver

 2476 16:22:07.774871  <6>[    4.847137] xhci_hcd 0000:00:15.0: xHCI Host Controller

 2477 16:22:07.781731  <6>[    4.847765] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 1

 2478 16:22:07.794530  <6>[    4.848994] xhci_hcd 0000:00:15.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2479 16:22:07.801283  <6>[    4.849039] xhci_hcd 0000:00:15.0: cache line size of 64 is not supported

 2480 16:22:07.807801  <6>[    4.850200] xhci_hcd 0000:00:15.0: xHCI Host Controller

 2481 16:22:07.817578  <6>[    4.850527] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 2

 2482 16:22:07.824250  <6>[    4.850538] xhci_hcd 0000:00:15.0: Host supports USB 3.0 SuperSpeed

 2483 16:22:07.834295  <6>[    4.850925] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2484 16:22:07.840972  <6>[    4.850939] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2485 16:22:07.847388  <6>[    4.850942] usb usb1: Product: xHCI Host Controller

 2486 16:22:07.853887  <6>[    4.850944] usb usb1: Manufacturer: Linux 5.10.199-cip39 xhci-hcd

 2487 16:22:07.860293  <6>[    4.850947] usb usb1: SerialNumber: 0000:00:15.0

 2488 16:22:07.863900  <6>[    4.851924] hub 1-0:1.0: USB hub found

 2489 16:22:07.870152  <6>[    4.852036] hub 1-0:1.0: 8 ports detected

 2490 16:22:07.880431  <6>[    4.853521] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2491 16:22:07.886962  <6>[    4.853524] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2492 16:22:07.893477  <6>[    4.853527] usb usb2: Product: xHCI Host Controller

 2493 16:22:07.900211  <6>[    4.853529] usb usb2: Manufacturer: Linux 5.10.199-cip39 xhci-hcd

 2494 16:22:07.906566  <6>[    4.853532] usb usb2: SerialNumber: 0000:00:15.0

 2495 16:22:07.909981  <6>[    4.854149] hub 2-0:1.0: USB hub found

 2496 16:22:07.916600  <6>[    4.854180] hub 2-0:1.0: 7 ports detected

 2497 16:22:07.919611  <6>[    4.855324] usbcore: registered new interface driver usblp

 2498 16:22:07.929328  <6>[    4.855373] usbcore: registered new interface driver usb-storage

 2499 16:22:07.939423  <6>[    4.855781] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2500 16:22:07.946224  <6>[    4.855944] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2501 16:22:07.959383  <4>[    4.855947] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2502 16:22:07.962848  <4>[    4.856477] i8042: Warning: Keylock active

 2503 16:22:07.969064  <6>[    4.856717] serio: i8042 KBD port at 0x60,0x64 irq 1

 2504 16:22:07.975553  <6>[    4.858538] rtc_cmos rtc_cmos: RTC can wake from S4

 2505 16:22:07.982816  <6>[    4.860118] Console: switching to colour frame buffer device 170x48

 2506 16:22:07.989182  <6>[    4.860428] rtc_cmos rtc_cmos: registered as rtc0

 2507 16:22:07.995686  <6>[    4.860581] rtc_cmos rtc_cmos: alarms up to one month, 114 bytes nvram

 2508 16:22:08.005319  <6>[    4.861067] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4

 2509 16:22:08.012534  <4>[    4.862840] i801_smbus 0000:00:1f.1: can't derive routing for PCI INT A

 2510 16:22:08.018611  <4>[    4.862844] i801_smbus 0000:00:1f.1: PCI INT A: no GSI

 2511 16:22:08.025612  <6>[    4.862914] i801_smbus 0000:00:1f.1: SPD Write Disable is set

 2512 16:22:08.035348  <3>[    4.862986] genirq: Flags mismatch irq 0. 00000080 (i801_smbus) vs. 00015a00 (timer)

 2513 16:22:08.042089  <3>[    4.863004] i801_smbus 0000:00:1f.1: Failed to allocate irq 0: -16

 2514 16:22:08.048183  <6>[    4.863007] i801_smbus 0000:00:1f.1: SMBus using polling

 2515 16:22:08.058495  <6>[    4.863805] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2516 16:22:08.065098  <6>[    4.863841] intel_pstate: Intel P-state driver initializing

 2517 16:22:08.071651  <6>[    4.865639] sdhci: Secure Digital Host Controller Interface driver

 2518 16:22:08.077923  <6>[    4.865646] sdhci: Copyright(c) Pierre Ossman

 2519 16:22:08.084561  <6>[    4.865820] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2520 16:22:08.094950  <6>[    4.872266] sdhci-pci 0000:00:1c.0: SDHCI controller found [8086:5acc] (rev b)

 2521 16:22:08.101564  <6>[    4.881524] mmc0: SDHCI controller on PCI [0000:00:1c.0] using ADMA 64-bit

 2522 16:22:08.107664  <6>[    4.882083] hid: raw HID events driver (C) Jiri Kosina

 2523 16:22:08.114469  <6>[    4.884208] usbcore: registered new interface driver usbhid

 2524 16:22:08.121071  <6>[    4.888705] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2525 16:22:08.127519  <6>[    4.894552] usbhid: USB HID core driver

 2526 16:22:08.140761  <6>[    4.901859] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:14/PNP0C09:00/GOOG0006:00/input/input5

 2527 16:22:08.155952  <6>[    5.376697] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2528 16:22:08.169648  <6>[    5.386719] snd_hda_intel 0000:00:0e.0: DSP detected with PCI class/subclass/prog-if info 0x040100

 2529 16:22:08.178300  <6>[    5.402056] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2530 16:22:08.186570  <6>[    5.410122] IPv4 over IPsec tunneling driver

 2531 16:22:08.192897  <6>[    5.416472] Initializing XFRM netlink socket

 2532 16:22:08.200215  <6>[    5.423775] NET: Registered protocol family 10

 2533 16:22:08.208806  <6>[    5.432258] Segment Routing with IPv6

 2534 16:22:08.217385  <6>[    5.441043] NET: Registered protocol family 17

 2535 16:22:08.223926  <6>[    5.447102] 8021q: 802.1Q VLAN Support v1.8

 2536 16:22:08.227472  <5>[    5.452457] Key type dns_resolver registered

 2537 16:22:08.236387  <6>[    5.459860] microcode: sig=0x506c9, pf=0x1, revision=0x2c

 2538 16:22:08.243122  <6>[    5.466657] microcode: Microcode Update Driver: v2.2.

 2539 16:22:08.249840  <6>[    5.466685] IPI shorthand broadcast: enabled

 2540 16:22:08.259456  <6>[    5.478348] sched_clock: Marking stable (5396024932, 81863093)->(5503559527, -25671502)

 2541 16:22:08.266128  <6>[    5.488667] registered taskstats version 1

 2542 16:22:08.272839  <6>[    5.489159] usb 1-5: new high-speed USB device number 2 using xhci_hcd

 2543 16:22:08.279646  <5>[    5.493687] Loading compiled-in X.509 certificates

 2544 16:22:08.298603  <6>[    5.519039] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2545 16:22:08.315906  <6>[    5.536445] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2546 16:22:08.328922  <6>[    5.552610] PM:   Magic number: 15:699:387

 2547 16:22:08.335381  <6>[    5.558350] printk: console [netcon0] enabled

 2548 16:22:08.338932  <6>[    5.563599] netconsole: network logging started

 2549 16:22:08.371833  <6>[    5.595720] mmc0: new HS400 MMC card at address 0001

 2550 16:22:08.380869  <6>[    5.604447] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2551 16:22:08.387559  <6>[    5.610573] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2552 16:22:08.398016  <6>[    5.618103] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2553 16:22:08.407647  <6>[    5.626271] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2554 16:22:08.424190  <6>[    5.647929]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2555 16:22:08.441077  <6>[    5.661625] usb 1-5: New USB device found, idVendor=0408, idProduct=3090, bcdDevice= 0.04

 2556 16:22:08.451211  <6>[    5.671222] usb 1-5: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2557 16:22:08.457644  <6>[    5.679563] usb 1-5: Product: USB2.0 HD UVC WebCam

 2558 16:22:08.460871  <6>[    5.685248] usb 1-5: Manufacturer: Quanta

 2559 16:22:08.467382  <6>[    5.690055] usb 1-5: SerialNumber: 0x0001

 2560 16:22:08.489851  <6>[    5.710587] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2561 16:22:08.508140  <6>[    5.728637] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2562 16:22:08.534768  <6>[    5.755024] usb 2-5: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2563 16:22:08.555938  <6>[    5.776553] usb 2-5: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=30.00

 2564 16:22:08.566070  <6>[    5.786068] usb 2-5: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2565 16:22:08.572769  <6>[    5.794391] usb 2-5: Product: USB 10/100/1000 LAN

 2566 16:22:08.575804  <6>[    5.799981] usb 2-5: Manufacturer: Realtek

 2567 16:22:08.582590  <6>[    5.804910] usb 2-5: SerialNumber: 000001

 2568 16:22:08.596134  <6>[    5.816687] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2569 16:22:08.669238  <6>[    5.889930] usb 1-6: new full-speed USB device number 3 using xhci_hcd

 2570 16:22:08.805222  <6>[    6.025714] usb 1-6: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2571 16:22:08.815339  <6>[    6.035237] usb 1-6: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2572 16:22:08.828555  <6>[    6.049073] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2573 16:22:08.919272  <6>[    6.139824] usb 2-5: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2574 16:22:08.968901  <6>[    6.189257] r8152 2-5:1.0: load rtl8153a-4 v2 02/07/20 successfully

 2575 16:22:09.001261  <6>[    6.224978] r8152 2-5:1.0 eth0: v1.11.11

 2576 16:22:09.011533  <6>[    6.230822] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2577 16:22:09.253538  <6>[    6.473501] snd_hda_intel 0000:00:0e.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2578 16:22:09.281156  <3>[    6.501594] snd_hda_intel 0000:00:0e.0: Cannot probe codecs, giving up

 2579 16:22:10.689026  <6>[    7.909295] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2580 16:22:10.692469  <6>[    7.909678] r8152 2-5:1.0 eth0: carrier on

 2581 16:22:12.746644  <5>[    7.922111] Sending DHCP requests .., OK

 2582 16:22:12.756710  <6>[    9.975444] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.19

 2583 16:22:12.760458  <6>[    9.984739] IP-Config: Complete:

 2584 16:22:12.773829  <6>[    9.988679]      device=eth0, hwaddr=00:24:32:30:79:fd, ipaddr=192.168.201.19, mask=255.255.255.0, gw=192.168.201.1

 2585 16:22:12.783422  <6>[   10.000674]      host=asus-c523na-a20057-coral-cbg-6, domain=lava-rack, nis-domain=(none)

 2586 16:22:12.790212  <6>[   10.010144]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2587 16:22:12.796613  <6>[   10.010153]      nameserver0=192.168.201.1

 2588 16:22:12.806539  <5>[   10.024141] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2589 16:22:12.827259  <6>[   10.047495] modprobe (86) used greatest stack depth: 14208 bytes left

 2590 16:22:12.849602  <5>[   10.069647] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2591 16:22:12.859568  <4>[   10.078436] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2592 16:22:12.863213  <6>[   10.088850] ALSA device list:

 2593 16:22:12.869834  <6>[   10.092616]   No soundcards found.

 2594 16:22:12.872860  <6>[   10.096839] cfg80211: failed to load regulatory.db

 2595 16:22:12.884276  <4>[   10.104437] dw-apb-uart dw-apb-uart.8: forbid DMA for kernel console

 2596 16:22:12.906124  <6>[   10.126010] Freeing unused kernel image (initmem) memory: 2168K

 2597 16:22:12.920894  <6>[   10.141366] Write protecting the kernel read-only data: 36864k

 2598 16:22:12.932450  <6>[   10.152556] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2599 16:22:12.942577  <6>[   10.162291] Freeing unused kernel image (rodata/data gap) memory: 1316K

 2600 16:22:12.945832  <6>[   10.170533] Run /init as init process

 2601 16:22:12.974378  Loading, please wait...

 2602 16:22:13.034017  Starting version 247.3-7+deb11u2

 2603 16:22:13.043140  <6>[   10.262953] systemd-udevd (108) used greatest stack depth: 13816 bytes left

 2604 16:22:13.319941  <6>[   10.539790] udevadm (110) used greatest stack depth: 13632 bytes left

 2605 16:22:14.018888  <6>[   11.242364] chromeos ramoops using acpi device.

 2606 16:22:14.042650  <6>[   11.262872] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2607 16:22:14.080951  <6>[   11.301186] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2608 16:22:14.158494  <4>[   11.378686] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2609 16:22:14.168832  <4>[   11.387478] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2610 16:22:14.178515  <4>[   11.388407] i2c_hid i2c-WCOM50C1:00: supply vdd not found, using dummy regulator

 2611 16:22:14.185354  <6>[   11.406192] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2612 16:22:14.211672  <6>[   11.431742] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2613 16:22:14.221234  <4>[   11.432763] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2614 16:22:14.246155  <4>[   11.466316] i2c_hid i2c-WCOM50C1:00: supply vddl not found, using dummy regulator

 2615 16:22:14.379183  <4>[   11.595558] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2616 16:22:14.409070  <4>[   11.629235] da7219 i2c-DLGS7219:00: Invalid micbias pulse level

 2617 16:22:14.420018  <6>[   11.640493] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2618 16:22:14.473351  <6>[   11.693598] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2619 16:22:14.700046  <6>[   11.920142] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2620 16:22:14.706633  <6>[   11.930001] Registered efivars operations

 2621 16:22:14.709780  <6>[   11.934931] gsmi version 1.0 loaded

 2622 16:22:15.295267  <3>[   12.515231] i2c_designware i2c_designware.5: controller timed out

 2623 16:22:15.322836  <6>[   12.543074] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2624 16:22:15.336558  <6>[   12.556616] cros-usbpd-charger cros-usbpd-charger.2.auto: Could not get charger port count

 2625 16:22:15.370179  <6>[   12.590353] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2626 16:22:15.380071  <6>[   12.594566] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (0408:3090)

 2627 16:22:15.389629  <6>[   12.609744] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2628 16:22:15.425332  <6>[   12.642551] 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

 2629 16:22:15.438794  <6>[   12.658828] usbcore: registered new interface driver uvcvideo

 2630 16:22:15.445118  <6>[   12.661011] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 2631 16:22:15.451582  <6>[   12.665615] USB Video Class driver (1.1.1)

 2632 16:22:15.478400  <6>[   12.698250] udevadm (121) used greatest stack depth: 13400 bytes left

 2633 16:22:15.481321  Begin: Loading essential drivers ... done.

 2634 16:22:15.488360  Begin: Running /scripts/init-premount ... done.

 2635 16:22:15.494942  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2636 16:22:15.504661  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2637 16:22:15.508192  Device /sys/class/net/eth0 found

 2638 16:22:15.508442  done.

 2639 16:22:15.571319  IP-Config: eth0 hardware address 00:24:32:30:79:fd mtu 1500 DHCP

 2640 16:22:15.579983  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2641 16:22:15.586406   address: 192.168.201.19   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2642 16:22:15.596615   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2643 16:22:15.602794   host   : asus-c523na-a20057-coral-cbg-6                                  

 2644 16:22:15.609681   domain : lava-rack                                                       

 2645 16:22:15.616034   rootserver: 192.168.201.1 rootpath: 

 2646 16:22:15.616233   filename  : 

 2647 16:22:15.719219  <6>[   12.939259] nfsmount (148) used greatest stack depth: 12536 bytes left

 2648 16:22:15.719384  done.

 2649 16:22:15.735813  Begin: Running /scripts/nfs-bottom ... done.

 2650 16:22:15.783415  Begin: Running /scripts/init-bottom ... done.

 2651 16:22:17.144943  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2652 16:22:17.498086  <30>[   14.702144] 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)

 2653 16:22:17.519699  <30>[   14.743325] systemd[1]: Detected architecture x86-64.

 2654 16:22:17.548466  

 2655 16:22:17.551445  Welcome to Debian GNU/Linux 11 (bullseye)!

 2656 16:22:17.551541  

 2657 16:22:17.565231  <30>[   14.785719] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2658 16:22:19.149332  <30>[   16.369213] systemd[1]: Queued start job for default target Graphical Interface.

 2659 16:22:19.164164  <30>[   16.387287] systemd[1]: Created slice system-getty.slice.

 2660 16:22:19.171917  [  OK  ] Created slice system-getty.slice.

 2661 16:22:19.183973  <30>[   16.403781] systemd[1]: Created slice system-modprobe.slice.

 2662 16:22:19.190555  [  OK  ] Created slice system-modprobe.slice.

 2663 16:22:19.202673  <30>[   16.422400] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2664 16:22:19.209157  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2665 16:22:19.221066  <30>[   16.441143] systemd[1]: Created slice User and Session Slice.

 2666 16:22:19.227838  [  OK  ] Created slice User and Session Slice.

 2667 16:22:19.239788  <30>[   16.459788] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2668 16:22:19.250043  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2669 16:22:19.260700  <30>[   16.480408] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2670 16:22:19.270671  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2671 16:22:19.289096  <30>[   16.505740] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2672 16:22:19.299374  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2673 16:22:19.306041  <30>[   16.527712] systemd[1]: Reached target Local Encrypted Volumes.

 2674 16:22:19.315444  [  OK  ] Reached target Local Encrypted Volumes.

 2675 16:22:19.322240  <30>[   16.544643] systemd[1]: Reached target Paths.

 2676 16:22:19.329300  [  OK  ] Reached target Paths.

 2677 16:22:19.335684  <30>[   16.556481] systemd[1]: Reached target Remote File Systems.

 2678 16:22:19.342286  [  OK  ] Reached target Remote File Systems.

 2679 16:22:19.350561  <30>[   16.573541] systemd[1]: Reached target Slices.

 2680 16:22:19.356756  [  OK  ] Reached target Slices.

 2681 16:22:19.363738  <30>[   16.585577] systemd[1]: Reached target Swap.

 2682 16:22:19.367375  [  OK  ] Reached target Swap.

 2683 16:22:19.378724  <30>[   16.598560] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2684 16:22:19.385331  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2685 16:22:19.396715  <30>[   16.620077] systemd[1]: Listening on Journal Audit Socket.

 2686 16:22:19.407180  [  OK  ] Listening on Journal Audit Socket.

 2687 16:22:19.420106  <30>[   16.639975] systemd[1]: Listening on Journal Socket (/dev/log).

 2688 16:22:19.426743  [  OK  ] Listening on Journal Socket (/dev/log).

 2689 16:22:19.435804  <30>[   16.659364] systemd[1]: Listening on Journal Socket.

 2690 16:22:19.442808  [  OK  ] Listening on Journal Socket.

 2691 16:22:19.458841  <30>[   16.678138] systemd[1]: Listening on Network Service Netlink Socket.

 2692 16:22:19.465138  [  OK  ] Listening on Network Service Netlink Socket.

 2693 16:22:19.479343  <30>[   16.702059] systemd[1]: Listening on udev Control Socket.

 2694 16:22:19.489343  [  OK  ] Listening on udev Control Socket.

 2695 16:22:19.496927  <30>[   16.720034] systemd[1]: Listening on udev Kernel Socket.

 2696 16:22:19.503673  [  OK  ] Listening on udev Kernel Socket.

 2697 16:22:19.520741  <30>[   16.744057] systemd[1]: Mounting Huge Pages File System...

 2698 16:22:19.528228           Mounting Huge Pages File System...

 2699 16:22:19.547841  <30>[   16.767293] systemd[1]: Mounting POSIX Message Queue File System...

 2700 16:22:19.553781           Mounting POSIX Message Queue File System...

 2701 16:22:19.571951  <30>[   16.791971] systemd[1]: Mounting Kernel Debug File System...

 2702 16:22:19.575678           Mounting Kernel Debug File System...

 2703 16:22:19.595788  <30>[   16.816046] systemd[1]: Mounting Kernel Trace File System...

 2704 16:22:19.599476           Mounting Kernel Trace File System...

 2705 16:22:19.630692  <30>[   16.850545] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2706 16:22:19.641636           Starting Create list of st…odes for the current kernel...

 2707 16:22:19.667317  <30>[   16.887369] systemd[1]: Starting Load Kernel Module configfs...

 2708 16:22:19.673892           Starting Load Kernel Module configfs...

 2709 16:22:19.691994  <30>[   16.914924] systemd[1]: Starting Load Kernel Module drm...

 2710 16:22:19.708288           Starting Load Kernel Module drm...

 2711 16:22:19.753319  <6>[   16.973396] mount (175) used greatest stack depth: 12384 bytes left

 2712 16:22:19.759857  <30>[   16.980549] systemd[1]: Starting Load Kernel Module fuse...

 2713 16:22:19.769592           Starting Load Kernel Module fuse...

 2714 16:22:19.795970  <30>[   17.012375] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2715 16:22:19.814109  <30>[   17.037535] systemd[1]: Starting Journal Service...

 2716 16:22:19.820868           Starting Journal Service...

 2717 16:22:19.850547  <6>[   17.073589] fuse: init (API version 7.32)

 2718 16:22:19.867215  <30>[   17.090472] systemd[1]: Starting Load Kernel Modules...

 2719 16:22:19.877300           Starting Load Kernel Modules...

 2720 16:22:19.898647  <30>[   17.118812] systemd[1]: Starting Remount Root and Kernel File Systems...

 2721 16:22:19.918197           Starting Remount Root and Kernel File Systems...

 2722 16:22:19.951783  <30>[   17.172056] systemd[1]: Starting Coldplug All udev Devices...

 2723 16:22:19.962223           Starting Coldplug All udev Devices...

 2724 16:22:20.033465  <30>[   17.256462] systemd[1]: Mounted Huge Pages File System.

 2725 16:22:20.040375  [  OK  ] Mounted Huge Pages File System.

 2726 16:22:20.056203  <30>[   17.276218] systemd[1]: Mounted POSIX Message Queue File System.

 2727 16:22:20.062682  [  OK  ] Mounted POSIX Message Queue File System.

 2728 16:22:20.075932  <30>[   17.299321] systemd[1]: Mounted Kernel Debug File System.

 2729 16:22:20.084120  [  OK  ] Mounted Kernel Debug File System.

 2730 16:22:20.096833  <30>[   17.320221] systemd[1]: Mounted Kernel Trace File System.

 2731 16:22:20.104568  [  OK  ] Mounted Kernel Trace File System.

 2732 16:22:20.129752  <30>[   17.349404] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2733 16:22:20.139967  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2734 16:22:20.161557  <30>[   17.381548] systemd[1]: modprobe@configfs.service: Succeeded.

 2735 16:22:20.168399  <30>[   17.391221] systemd[1]: Finished Load Kernel Module configfs.

 2736 16:22:20.179022  [  OK  ] Finished Load Kernel Module configfs.

 2737 16:22:20.187378  <30>[   17.410620] systemd[1]: modprobe@drm.service: Succeeded.

 2738 16:22:20.196227  <30>[   17.419546] systemd[1]: Finished Load Kernel Module drm.

 2739 16:22:20.203612  [  OK  ] Finished Load Kernel Module drm.

 2740 16:22:20.215712  <30>[   17.438623] systemd[1]: modprobe@fuse.service: Succeeded.

 2741 16:22:20.233599  <30>[   17.456471] systemd[1]: Finished Load Kernel Module fuse.

 2742 16:22:20.247605  [  OK  ] Finished Load Kernel Module fuse.

 2743 16:22:20.259322  <30>[   17.482543] systemd[1]: Finished Load Kernel Modules.

 2744 16:22:20.272854  [  OK  ] Finished Load Kernel Modules.

 2745 16:22:20.287604  <30>[   17.507426] systemd[1]: Finished Remount Root and Kernel File Systems.

 2746 16:22:20.302579  [  OK  ] Finished Remount Root and Kernel File Systems.

 2747 16:22:20.323702  <30>[   17.546271] systemd[1]: Mounting FUSE Control File System...

 2748 16:22:20.339146           Mounting FUSE Control File System...

 2749 16:22:20.357501  <30>[   17.577376] systemd[1]: Mounting Kernel Configuration File System...

 2750 16:22:20.377347           Mounting Kernel Configuration File System...

 2751 16:22:20.400794  <30>[   17.620478] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

 2752 16:22:20.420907  <30>[   17.637629] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

 2753 16:22:20.446353  <30>[   17.669652] systemd[1]: Starting Load/Save Random Seed...

 2754 16:22:20.460053           Starting Load/Save Random Seed...

 2755 16:22:20.472551  <30>[   17.695837] systemd[1]: Starting Apply Kernel Variables...

 2756 16:22:20.494366           Starting Apply Kernel Variables...

 2757 16:22:20.511613  <30>[   17.734794] systemd[1]: Starting Create System Users...

 2758 16:22:20.537290           Starting Create System Users...

 2759 16:22:20.557587  <30>[   17.780764] systemd[1]: Mounted FUSE Control File System.

 2760 16:22:20.571414  [  OK  ] Mounted FUSE Control File System.

 2761 16:22:20.585949  <30>[   17.805843] systemd[1]: Mounted Kernel Configuration File System.

 2762 16:22:20.602483  [  OK  ] Mounted Kernel Configuration File System.

 2763 16:22:20.613222  <30>[   17.836409] systemd[1]: Finished Load/Save Random Seed.

 2764 16:22:20.634533  [  OK  ] Finished Load/Save Random Seed.

 2765 16:22:20.648820  <30>[   17.868688] systemd[1]: Condition check resulted in First Boot Complete being skipped.

 2766 16:22:20.662494  <30>[   17.885604] systemd[1]: Finished Apply Kernel Variables.

 2767 16:22:20.669671  [  OK  ] Finished Apply Kernel Variables.

 2768 16:22:20.814404  <30>[   18.037816] systemd[1]: Finished Create System Users.

 2769 16:22:20.827972  [  OK  ] Finished Create System Users.

 2770 16:22:20.845826  <30>[   18.065603] systemd[1]: Starting Create Static Device Nodes in /dev...

 2771 16:22:20.869140           Starting Create Static Device Nodes in /dev...

 2772 16:22:20.964252  <30>[   18.187655] systemd[1]: Started Journal Service.

 2773 16:22:20.970580  [  OK  ] Started Journal Service.

 2774 16:22:21.015584           Starting Flush Journal to Persistent Storage...

 2775 16:22:21.072693  [  OK  ] Finished Create Static Device Nodes in /dev.

 2776 16:22:21.084304  [  OK  ] Reached target Local File Systems (Pre).

 2777 16:22:21.090918  [  OK  ] Reached target Local File Systems.

 2778 16:22:21.124793           Starting Rule-based Manage…for Device Events and Files...

 2779 16:22:21.175157  <46>[   18.395372] systemd-journald[184]: Received client request to flush runtime journal.

 2780 16:22:21.996244  [  OK  ] Finished Coldplug All udev Devices.

 2781 16:22:22.858206  [  OK  ] Finished Flush Journal to Persistent Storage.

 2782 16:22:22.874599           Starting Create Volatile Files and Directories...

 2783 16:22:22.933355  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2784 16:22:22.976488           Starting Network Service...

 2785 16:22:23.636650  [  OK  ] Finished Create Volatile Files and Directories.

 2786 16:22:23.696562           Starting Network Time Synchronization...

 2787 16:22:23.731220           Starting Update UTMP about System Boot/Shutdown...

 2788 16:22:24.429444  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2789 16:22:24.528714  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2790 16:22:24.600766           Starting Load/Save Screen …f backlight:intel_backlight...

 2791 16:22:24.915925  [  OK  ] Found device Celeron N3350…3900 Series HSUART Controller.

 2792 16:22:25.477648  [  OK  ] Started Network Service.

 2793 16:22:25.515337  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2794 16:22:26.055533  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2795 16:22:26.100371           Starting Network Name Resolution...

 2796 16:22:26.148222  [  OK  ] Started Network Time Synchronization.

 2797 16:22:26.159859  [  OK  ] Reached target System Initialization.

 2798 16:22:26.170581  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2799 16:22:26.177133  [  OK  ] Reached target System Time Set.

 2800 16:22:26.190570  [  OK  ] Reached target System Time Synchronized.

 2801 16:22:26.220145  [  OK  ] Started Daily apt download activities.

 2802 16:22:26.239758  [  OK  ] Started Daily apt upgrade and clean activities.

 2803 16:22:26.256214  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2804 16:22:26.274223  [  OK  ] Started Discard unused blocks once a week.

 2805 16:22:26.281470  [  OK  ] Reached target Timers.

 2806 16:22:26.317419  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2807 16:22:26.324782  [  OK  ] Reached target Sockets.

 2808 16:22:26.332190  [  OK  ] Reached target Basic System.

 2809 16:22:26.345860  [  OK  ] Started D-Bus System Message Bus.

 2810 16:22:26.428689           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2811 16:22:26.530123           Starting User Login Management...

 2812 16:22:27.374833  [  OK  ] Started User Login Management.

 2813 16:22:27.443286  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2814 16:22:27.535858  [  OK  ] Started Network Name Resolution.

 2815 16:22:27.547918  [  OK  ] Reached target Network.

 2816 16:22:27.559652  [  OK  ] Reached target Host and Network Name Lookups.

 2817 16:22:27.575806           Starting Permit User Sessions...

 2818 16:22:27.660448  [  OK  ] Finished Permit User Sessions.

 2819 16:22:27.681155  [  OK  ] Started Getty on tty1.

 2820 16:22:27.697118  [  OK  ] Started Serial Getty on ttyS2.

 2821 16:22:27.707644  [  OK  ] Reached target Login Prompts.

 2822 16:22:27.720622  [  OK  ] Reached target Multi-User System.

 2823 16:22:27.733168  [  OK  ] Reached target Graphical Interface.

 2824 16:22:27.751776           Starting Update UTMP about System Runlevel Changes...

 2825 16:22:27.867965  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2826 16:22:27.944423  

 2827 16:22:27.944577  

 2828 16:22:27.947378  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS2

 2829 16:22:27.947474  

 2830 16:22:27.953979  debian-bullseye-amd64 login: root (automatic login)

 2831 16:22:27.954074  

 2832 16:22:27.954147  

 2833 16:22:28.501989  Linux debian-bullseye-amd64 5.10.199-cip39 #1 SMP Thu Nov 2 16:12:30 UTC 2023 x86_64

 2834 16:22:28.502131  

 2835 16:22:28.508560  The programs included with the Debian GNU/Linux system are free software;

 2836 16:22:28.515230  the exact distribution terms for each program are described in the

 2837 16:22:28.521636  individual files in /usr/share/doc/*/copyright.

 2838 16:22:28.521734  

 2839 16:22:28.528020  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2840 16:22:28.531690  permitted by applicable law.

 2841 16:22:30.107779  Matched prompt #10: / #
 2843 16:22:30.108138  Kernel warnings or errors detected.
 2844 16:22:30.108215  Setting prompt string to ['/ #']
 2845 16:22:30.108318  end: 2.2.5.1 login-action (duration 00:00:26) [common]
 2847 16:22:30.108583  end: 2.2.5 auto-login-action (duration 00:00:28) [common]
 2848 16:22:30.108685  start: 2.2.6 expect-shell-connection (timeout 00:03:43) [common]
 2849 16:22:30.108766  Setting prompt string to ['/ #']
 2850 16:22:30.108835  Forcing a shell prompt, looking for ['/ #']
 2852 16:22:30.159044  / # 

 2853 16:22:30.159211  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2854 16:22:30.159305  Waiting using forced prompt support (timeout 00:02:30)
 2855 16:22:30.165390  

 2856 16:22:30.168820  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2857 16:22:30.168941  start: 2.2.7 export-device-env (timeout 00:03:43) [common]
 2859 16:22:30.269344  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m'

 2860 16:22:30.275038  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11931906/extract-nfsrootfs-244mwv_m'

 2862 16:22:30.375690  / #export NFS_SERVER_IP='192.168.201.1'

 2863 16:22:30.416131   export NFS_SERVER_IP='192.168.201.1'

 2864 16:22:30.416486  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2865 16:22:30.416606  end: 2.2 depthcharge-retry (duration 00:01:18) [common]
 2866 16:22:30.416709  end: 2 depthcharge-action (duration 00:01:18) [common]
 2867 16:22:30.416810  start: 3 lava-test-retry (timeout 00:08:14) [common]
 2868 16:22:30.416909  start: 3.1 lava-test-shell (timeout 00:08:14) [common]
 2869 16:22:30.416997  Using namespace: common
 2871 16:22:30.517373  / # #

 2872 16:22:30.517549  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2873 16:22:30.523703  #

 2874 16:22:30.523991  Using /lava-11931906
 2876 16:22:30.624382  / # export SHELL=/bin/bash

 2877 16:22:30.629953  export SHELL=/bin/bash

 2879 16:22:30.730528  / # . /lava-11931906/environment

 2880 16:22:30.735933  . /lava-11931906/environment

 2882 16:22:30.845800  / # /lava-11931906/bin/lava-test-runner /lava-11931906/0

 2883 16:22:30.846391  Test shell timeout: 10s (minimum of the action and connection timeout)
 2884 16:22:30.852365  /lava-11931906/bin/lava-test-runner /lava-11931906/0

 2885 16:22:31.428222  + export TESTRUN_ID=0_timesync-off

 2886 16:22:31.428401  + TESTRUN_ID=0_timesync-off

 2887 16:22:31.434878  + cd /lava-11931906/0/tests/0_timesync-off

 2888 16:22:31.434980  ++ cat uuid

 2889 16:22:31.460802  + UUID=11931906_1.5.2.3.1

 2890 16:22:31.464232  + set +x

 2891 16:22:31.467779  <LAVA_SIGNAL_STARTRUN 0_timesync-off 11931906_1.5.2.3.1>

 2892 16:22:31.468030  Received signal: <STARTRUN> 0_timesync-off 11931906_1.5.2.3.1
 2893 16:22:31.468118  Starting test lava.0_timesync-off (11931906_1.5.2.3.1)
 2894 16:22:31.468214  Skipping test definition patterns.
 2895 16:22:31.471035  + systemctl stop systemd-timesyncd

 2896 16:22:31.603493  + set +x

 2897 16:22:31.606683  <LAVA_SIGNAL_ENDRUN 0_timesync-off 11931906_1.5.2.3.1>

 2898 16:22:31.607005  Received signal: <ENDRUN> 0_timesync-off 11931906_1.5.2.3.1
 2899 16:22:31.607124  Ending use of test pattern.
 2900 16:22:31.607210  Ending test lava.0_timesync-off (11931906_1.5.2.3.1), duration 0.14
 2902 16:22:31.804498  + export TESTRUN_ID=1_kselftest-lkdtm

 2903 16:22:31.807588  + TESTRUN_ID=1_kselftest-lkdtm

 2904 16:22:31.811373  + cd /lava-11931906/0/tests/1_kselftest-lkdtm

 2905 16:22:31.811491  ++ cat uuid

 2906 16:22:31.838114  + UUID=11931906_1.5.2.3.5

 2907 16:22:31.841149  + set +x

 2908 16:22:31.844444  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 11931906_1.5.2.3.5>

 2909 16:22:31.844717  Received signal: <STARTRUN> 1_kselftest-lkdtm 11931906_1.5.2.3.5
 2910 16:22:31.844804  Starting test lava.1_kselftest-lkdtm (11931906_1.5.2.3.5)
 2911 16:22:31.844921  Skipping test definition patterns.
 2912 16:22:31.848248  + cd ./automated/linux/kselftest/

 2913 16:22:31.884512  + ./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/v5.10.194-cip39-915-g96fa7f16cf02/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

 2914 16:22:32.019081  INFO: install_deps skipped

 2915 16:22:32.214291  --2023-11-02 16:22:09--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.194-cip39-915-g96fa7f16cf02/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 2916 16:22:32.245141  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2917 16:22:32.375089  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2918 16:22:32.504454  HTTP request sent, awaiting response... 200 OK

 2919 16:22:32.507523  Length: 3375048 (3.2M) [application/octet-stream]

 2920 16:22:32.511182  Saving to: 'kselftest.tar.xz'

 2921 16:22:32.511280  

 2922 16:22:32.511374  

 2923 16:22:32.761860  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2924 16:22:33.018142  kselftest.tar.xz      1%[                    ]  50.15K   197KB/s               

 2925 16:22:33.324503  kselftest.tar.xz      6%[>                   ] 217.50K   426KB/s               

 2926 16:22:33.594694  kselftest.tar.xz     25%[====>               ] 828.37K  1013KB/s               

 2927 16:22:33.795464  kselftest.tar.xz     61%[===========>        ]   1.98M  1.82MB/s               

 2928 16:22:33.834509  kselftest.tar.xz     93%[=================>  ]   2.99M  2.32MB/s               

 2929 16:22:33.840884  kselftest.tar.xz    100%[===================>]   3.22M  2.43MB/s    in 1.3s    

 2930 16:22:33.841036  

 2931 16:22:34.138278  2023-11-02 16:22:11 (2.43 MB/s) - 'kselftest.tar.xz' saved [3375048/3375048]

 2932 16:22:34.138438  

 2933 16:22:46.340355  skiplist:

 2934 16:22:46.343901  ========================================

 2935 16:22:46.346930  ========================================

 2936 16:22:46.471187  lkdtm:PANIC.sh

 2937 16:22:46.472133  lkdtm:BUG.sh

 2938 16:22:46.474554  lkdtm:WARNING.sh

 2939 16:22:46.477710  lkdtm:WARNING_MESSAGE.sh

 2940 16:22:46.478240  lkdtm:EXCEPTION.sh

 2941 16:22:46.481221  lkdtm:LOOP.sh

 2942 16:22:46.481652  lkdtm:EXHAUST_STACK.sh

 2943 16:22:46.484111  lkdtm:CORRUPT_STACK.sh

 2944 16:22:46.487584  lkdtm:CORRUPT_STACK_STRONG.sh

 2945 16:22:46.490932  lkdtm:CORRUPT_LIST_ADD.sh

 2946 16:22:46.493889  lkdtm:CORRUPT_LIST_DEL.sh

 2947 16:22:46.497492  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2948 16:22:46.500586  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2949 16:22:46.501018  lkdtm:UNSET_SMEP.sh

 2950 16:22:46.503706  lkdtm:DOUBLE_FAULT.sh

 2951 16:22:46.507592  lkdtm:CORRUPT_PAC.sh

 2952 16:22:46.510343  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2953 16:22:46.514141  lkdtm:OVERWRITE_ALLOCATION.sh

 2954 16:22:46.514573  lkdtm:WRITE_AFTER_FREE.sh

 2955 16:22:46.517121  lkdtm:READ_AFTER_FREE.sh

 2956 16:22:46.520286  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2957 16:22:46.523655  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2958 16:22:46.526776  lkdtm:SLAB_FREE_DOUBLE.sh

 2959 16:22:46.530643  lkdtm:SLAB_FREE_CROSS.sh

 2960 16:22:46.531144  lkdtm:SLAB_FREE_PAGE.sh

 2961 16:22:46.533617  lkdtm:SOFTLOCKUP.sh

 2962 16:22:46.537115  lkdtm:HARDLOCKUP.sh

 2963 16:22:46.537678  lkdtm:SPINLOCKUP.sh

 2964 16:22:46.540093  lkdtm:HUNG_TASK.sh

 2965 16:22:46.540487  lkdtm:EXEC_DATA.sh

 2966 16:22:46.543623  lkdtm:EXEC_STACK.sh

 2967 16:22:46.547102  lkdtm:EXEC_KMALLOC.sh

 2968 16:22:46.547531  lkdtm:EXEC_VMALLOC.sh

 2969 16:22:46.550136  lkdtm:EXEC_RODATA.sh

 2970 16:22:46.553848  lkdtm:EXEC_USERSPACE.sh

 2971 16:22:46.554280  lkdtm:EXEC_NULL.sh

 2972 16:22:46.557058  lkdtm:ACCESS_USERSPACE.sh

 2973 16:22:46.559835  lkdtm:ACCESS_NULL.sh

 2974 16:22:46.560309  lkdtm:WRITE_RO.sh

 2975 16:22:46.563401  lkdtm:WRITE_RO_AFTER_INIT.sh

 2976 16:22:46.566826  lkdtm:WRITE_KERN.sh

 2977 16:22:46.569628  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2978 16:22:46.573408  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2979 16:22:46.576353  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2980 16:22:46.579483  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2981 16:22:46.582942  lkdtm:REFCOUNT_DEC_ZERO.sh

 2982 16:22:46.586289  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2983 16:22:46.589589  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2984 16:22:46.593139  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2985 16:22:46.596578  lkdtm:REFCOUNT_INC_ZERO.sh

 2986 16:22:46.599412  lkdtm:REFCOUNT_ADD_ZERO.sh

 2987 16:22:46.602618  lkdtm:REFCOUNT_INC_SATURATED.sh

 2988 16:22:46.606392  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2989 16:22:46.609562  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2990 16:22:46.612693  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2991 16:22:46.619717  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2992 16:22:46.622745  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2993 16:22:46.625939  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2994 16:22:46.629490  lkdtm:REFCOUNT_TIMING.sh

 2995 16:22:46.630002  lkdtm:ATOMIC_TIMING.sh

 2996 16:22:46.633128  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2997 16:22:46.635680  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2998 16:22:46.639443  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2999 16:22:46.645972  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3000 16:22:46.648958  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3001 16:22:46.652372  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3002 16:22:46.655541  lkdtm:USERCOPY_STACK_BEYOND.sh

 3003 16:22:46.656201  lkdtm:USERCOPY_KERNEL.sh

 3004 16:22:46.658902  lkdtm:STACKLEAK_ERASING.sh

 3005 16:22:46.662104  lkdtm:CFI_FORWARD_PROTO.sh

 3006 16:22:46.665520  ============== Tests to run ===============

 3007 16:22:46.669246  lkdtm:PANIC.sh

 3008 16:22:46.669666  lkdtm:BUG.sh

 3009 16:22:46.672078  lkdtm:WARNING.sh

 3010 16:22:46.675701  lkdtm:WARNING_MESSAGE.sh

 3011 16:22:46.676170  lkdtm:EXCEPTION.sh

 3012 16:22:46.678653  lkdtm:LOOP.sh

 3013 16:22:46.679073  lkdtm:EXHAUST_STACK.sh

 3014 16:22:46.682403  lkdtm:CORRUPT_STACK.sh

 3015 16:22:46.685384  lkdtm:CORRUPT_STACK_STRONG.sh

 3016 16:22:46.688782  lkdtm:CORRUPT_LIST_ADD.sh

 3017 16:22:46.689375  lkdtm:CORRUPT_LIST_DEL.sh

 3018 16:22:46.695057  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3019 16:22:46.698407  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3020 16:22:46.698969  lkdtm:UNSET_SMEP.sh

 3021 16:22:46.702055  lkdtm:DOUBLE_FAULT.sh

 3022 16:22:46.704937  lkdtm:CORRUPT_PAC.sh

 3023 16:22:46.708643  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3024 16:22:46.711478  lkdtm:OVERWRITE_ALLOCATION.sh

 3025 16:22:46.712149  lkdtm:WRITE_AFTER_FREE.sh

 3026 16:22:46.714845  lkdtm:READ_AFTER_FREE.sh

 3027 16:22:46.718457  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3028 16:22:46.721532  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3029 16:22:46.725112  lkdtm:SLAB_FREE_DOUBLE.sh

 3030 16:22:46.728093  lkdtm:SLAB_FREE_CROSS.sh

 3031 16:22:46.728956  lkdtm:SLAB_FREE_PAGE.sh

 3032 16:22:46.731178  lkdtm:SOFTLOCKUP.sh

 3033 16:22:46.735018  lkdtm:HARDLOCKUP.sh

 3034 16:22:46.735429  lkdtm:SPINLOCKUP.sh

 3035 16:22:46.737803  lkdtm:HUNG_TASK.sh

 3036 16:22:46.738337  lkdtm:EXEC_DATA.sh

 3037 16:22:46.741199  lkdtm:EXEC_STACK.sh

 3038 16:22:46.744735  lkdtm:EXEC_KMALLOC.sh

 3039 16:22:46.745173  lkdtm:EXEC_VMALLOC.sh

 3040 16:22:46.748132  lkdtm:EXEC_RODATA.sh

 3041 16:22:46.761670  lkdtm:EXEC_USERSPACE.sh

 3042 16:22:46.762284  lkdtm:EXEC_NULL.sh

 3043 16:22:46.762849  lkdtm:ACCESS_USERSPACE.sh

 3044 16:22:46.763429  lkdtm:ACCESS_NULL.sh

 3045 16:22:46.763976  lkdtm:WRITE_RO.sh

 3046 16:22:46.764561  lkdtm:WRITE_RO_AFTER_INIT.sh

 3047 16:22:46.765267  lkdtm:WRITE_KERN.sh

 3048 16:22:46.767602  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3049 16:22:46.771098  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3050 16:22:46.774167  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3051 16:22:46.777746  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3052 16:22:46.780644  lkdtm:REFCOUNT_DEC_ZERO.sh

 3053 16:22:46.784233  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3054 16:22:46.787595  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3055 16:22:46.790777  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3056 16:22:46.794209  lkdtm:REFCOUNT_INC_ZERO.sh

 3057 16:22:46.797375  lkdtm:REFCOUNT_ADD_ZERO.sh

 3058 16:22:46.800279  lkdtm:REFCOUNT_INC_SATURATED.sh

 3059 16:22:46.803365  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3060 16:22:46.806988  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3061 16:22:46.809996  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3062 16:22:46.813707  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3063 16:22:46.820446  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3064 16:22:46.823413  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3065 16:22:46.826935  lkdtm:REFCOUNT_TIMING.sh

 3066 16:22:46.827217  lkdtm:ATOMIC_TIMING.sh

 3067 16:22:46.830004  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3068 16:22:46.833033  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3069 16:22:46.836859  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3070 16:22:46.842930  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3071 16:22:46.846363  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3072 16:22:46.849887  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3073 16:22:46.853076  lkdtm:USERCOPY_STACK_BEYOND.sh

 3074 16:22:46.853306  lkdtm:USERCOPY_KERNEL.sh

 3075 16:22:46.856506  lkdtm:STACKLEAK_ERASING.sh

 3076 16:22:46.859842  lkdtm:CFI_FORWARD_PROTO.sh

 3077 16:22:46.863119  ===========End Tests to run ===============

 3078 16:22:46.865916  shardfile-lkdtm pass

 3079 16:22:48.268051  <12>[   45.491105] kselftest: Running tests in lkdtm

 3080 16:22:48.296538  TAP version 13

 3081 16:22:48.327273  1..70

 3082 16:22:48.353867  # selftests: lkdtm: PANIC.sh

 3083 16:22:48.973537  # Skipping PANIC: crashes entire system

 3084 16:22:48.981889  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3085 16:22:49.002467  # selftests: lkdtm: BUG.sh

 3086 16:22:49.289860  <6>[   46.513130] lkdtm: Performing direct entry BUG

 3087 16:22:49.296357  <4>[   46.518778] ------------[ cut here ]------------

 3088 16:22:49.303086  <2>[   46.524336] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3089 16:22:49.306434  <4>[   46.530576] invalid opcode: 0000 [#1] SMP PTI

 3090 16:22:49.316613  <4>[   46.535743] CPU: 1 PID: 612 Comm: cat Tainted: G        W         5.10.199-cip39 #1

 3091 16:22:49.323503  <4>[   46.544592] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3092 16:22:49.326201  <4>[   46.551510] RIP: 0010:lkdtm_BUG+0x5/0x10

 3093 16:22:49.349654  <4>[   46.556187] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3094 16:22:49.356428  <4>[   46.577470] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3095 16:22:49.362746  <4>[   46.583596] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3096 16:22:49.372774  <4>[   46.591865] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3097 16:22:49.379149  <4>[   46.600131] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3098 16:22:49.389105  <4>[   46.608397] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3099 16:22:49.395693  <4>[   46.616661] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3100 16:22:49.405835  <4>[   46.624929] FS:  00007f6e341e7580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3101 16:22:49.412494  <4>[   46.634265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3102 16:22:49.422080  <4>[   46.640977] CR2: 00007f6e33ff1000 CR3: 00000001037c8000 CR4: 00000000003506e0

 3103 16:22:49.425672  <4>[   46.649244] Call Trace:

 3104 16:22:49.428666  <4>[   46.652277]  ? __die_body.cold+0x1a/0x1f

 3105 16:22:49.432198  <4>[   46.656960]  ? die+0x2b/0x50

 3106 16:22:49.435190  <4>[   46.660472]  ? do_trap+0x91/0x110

 3107 16:22:49.438445  <4>[   46.664468]  ? lkdtm_BUG+0x5/0x10

 3108 16:22:49.445279  <4>[   46.668468]  ? do_error_trap+0x90/0x110

 3109 16:22:49.448918  <4>[   46.673046]  ? lkdtm_BUG+0x5/0x10

 3110 16:22:49.451926  <4>[   46.677041]  ? lkdtm_BUG+0x5/0x10

 3111 16:22:49.458655  <4>[   46.681041]  ? exc_invalid_op+0x4e/0x70

 3112 16:22:49.461834  <4>[   46.685619]  ? lkdtm_BUG+0x5/0x10

 3113 16:22:49.465536  <4>[   46.689616]  ? asm_exc_invalid_op+0x12/0x20

 3114 16:22:49.471624  <4>[   46.694589]  ? direct_entry+0xe0/0xe0

 3115 16:22:49.475254  <4>[   46.698982]  ? lkdtm_BUG+0x5/0x10

 3116 16:22:49.478851  <4>[   46.702981]  direct_entry.cold+0x2c/0x38

 3117 16:22:49.484903  <4>[   46.707668]  full_proxy_write+0x56/0x80

 3118 16:22:49.488450  <4>[   46.712254]  vfs_write+0xea/0x3b0

 3119 16:22:49.491558  <4>[   46.716254]  ksys_write+0x68/0xf0

 3120 16:22:49.494844  <4>[   46.720256]  do_syscall_64+0x33/0x40

 3121 16:22:49.501528  <4>[   46.724545]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3122 16:22:49.505035  <4>[   46.730486] RIP: 0033:0x7f6e340fd473

 3123 16:22:49.528644  <4>[   46.734764] 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

 3124 16:22:49.538289  <4>[   46.756045] RSP: 002b:00007ffd4107ab58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3125 16:22:49.544671  <4>[   46.764801] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6e340fd473

 3126 16:22:49.554610  <4>[   46.773068] RDX: 0000000000000004 RSI: 00007f6e33ff1000 RDI: 0000000000000001

 3127 16:22:49.561322  <4>[   46.781336] RBP: 00007f6e33ff1000 R08: 00007f6e33ff0010 R09: 0000000000000000

 3128 16:22:49.571238  <4>[   46.789605] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3129 16:22:49.577883  <4>[   46.797871] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3130 16:22:49.617442  <4>[   46.806148] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3131 16:22:49.625053  <0>[   46.848211] gsmi: Log Shutdown Reason 0x03

 3132 16:22:49.631540  <4>[   46.853184] ---[ end trace 3ad775b368f58624 ]---

 3133 16:22:49.634725  <4>[   46.858690] RIP: 0010:lkdtm_BUG+0x5/0x10

 3134 16:22:49.658576  <4>[   46.863739] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3135 16:22:49.664475  <4>[   46.885107] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3136 16:22:49.671141  <4>[   46.891562] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3137 16:22:49.680854  <4>[   46.899915] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3138 16:22:49.687631  <4>[   46.908376] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3139 16:22:49.697304  <4>[   46.916726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3140 16:22:49.704112  <4>[   46.925013] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3141 16:22:49.714488  <4>[   46.933305] FS:  00007f6e341e7580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3142 16:22:49.720955  <4>[   46.942651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3143 16:22:49.730350  <4>[   46.949445] CR2: 00007f6e33ff1000 CR3: 00000001037c8000 CR4: 00000000003506e0

 3144 16:22:49.733570  # Segmentation fault

 3145 16:22:49.781464  # [   46.513130] lkdtm: Performing direct entry BUG

 3146 16:22:49.788142  # [   46.518778] ------------[ cut here ]------------

 3147 16:22:49.791098  # [   46.524336] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3148 16:22:49.797838  # [   46.530576] invalid opcode: 0000 [#1] SMP PTI

 3149 16:22:49.807499  # [   46.535743] CPU: 1 PID: 612 Comm: cat Tainted: G        W         5.10.199-cip39 #1

 3150 16:22:49.813977  # [   46.544592] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3151 16:22:49.817265  # [   46.551510] RIP: 0010:lkdtm_BUG+0x5/0x10

 3152 16:22:49.840041  # [   46.556187] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3153 16:22:49.843493  # [   46.577470] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3154 16:22:49.853544  # [   46.583596] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3155 16:22:49.859828  # [   46.591865] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3156 16:22:49.869621  # [   46.600131] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3157 16:22:49.876373  # [   46.608397] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3158 16:22:49.886346  # [   46.616661] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3159 16:22:49.896278  # [   46.624929] FS:  00007f6e341e7580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3160 16:22:49.902807  # [   46.634265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3161 16:22:49.909363  # [   46.640977] CR2: 00007f6e33ff1000 CR3: 00000001037c8000 CR4: 00000000003506e0

 3162 16:22:49.912434  # [   46.649244] Call Trace:

 3163 16:22:49.915855  # [   46.652277]  ? __die_body.cold+0x1a/0x1f

 3164 16:22:49.918751  # [   46.656960]  ? die+0x2b/0x50

 3165 16:22:49.925813  # [   46.660472]  ? do_trap+0x91/0x110

 3166 16:22:49.929171  # [   46.664468]  ? lkdtm_BUG+0x5/0x10

 3167 16:22:49.932351  # [   46.668468]  ? do_error_trap+0x90/0x110

 3168 16:22:49.935325  # [   46.673046]  ? lkdtm_BUG+0x5/0x10

 3169 16:22:49.938927  # [   46.677041]  ? lkdtm_BUG+0x5/0x10

 3170 16:22:49.945627  # [   46.681041]  ? exc_invalid_op+0x4e/0x70

 3171 16:22:49.948745  # [   46.685619]  ? lkdtm_BUG+0x5/0x10

 3172 16:22:49.952512  # [   46.689616]  ? asm_exc_invalid_op+0x12/0x20

 3173 16:22:49.958708  # [   46.694589]  ? direct_entry+0xe0/0xe0

 3174 16:22:49.962578  # [   46.698982]  ? lkdtm_BUG+0x5/0x10

 3175 16:22:49.965292  # [   46.702981]  direct_entry.cold+0x2c/0x38

 3176 16:22:49.972251  # [   46.707668]  full_proxy_write+0x56/0x80

 3177 16:22:49.975458  # [   46.712254]  vfs_write+0xea/0x3b0

 3178 16:22:49.978691  # [   46.716254]  ksys_write+0x68/0xf0

 3179 16:22:49.981950  # [   46.720256]  do_syscall_64+0x33/0x40

 3180 16:22:49.988726  # [   46.724545]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3181 16:22:49.992150  # [   46.730486] RIP: 0033:0x7f6e340fd473

 3182 16:22:50.015134  # [   46.734764] 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

 3183 16:22:50.021530  # [   46.756045] RSP: 002b:00007ffd4107ab58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3184 16:22:50.031256  # [   46.764801] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6e340fd473

 3185 16:22:50.037932  # [   46.773068] RDX: 0000000000000004 RSI: 00007f6e33ff1000 RDI: 0000000000000001

 3186 16:22:50.044740  # [<6>[   47.267611] lkdtm: Performing direct entry WARNING

 3187 16:22:50.057872     46.781336] RBP: 00007f6e33ff1000 R08: 00007f6e33ff0010 R09: 0<4>[   47.273566] ------------[ cut here ]------------

 3188 16:22:50.058387  000000000000000

 3189 16:22:50.074295  # [   46.789605] R10: fffffffffffffbc5 R11: 000<4>[   47.285170] WARNING: CPU: 1 PID: 650 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3190 16:22:50.077966  0000000000246 R12: 0000000000000001

 3191 16:22:50.120475  # [   46.797871] R13: 00000<4>[   47.301175] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3192 16:22:50.123993  00000000001 R14: 0000000000020000 R15: 0000000000020000

 3193 16:22:50.134016  # [   4<4>[   47.347674] CPU: 1 PID: 650 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3194 16:22:50.146856  6.806148] Modules linked in: fuse ip_tables uvcvideo videobuf2_v<4>[   47.362575] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3195 16:22:50.160356  malloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_li<4>[   47.375978] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3196 16:22:50.186583  ghtbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger vide<4>[   47.387114] 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 00 67 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 e1 66

 3197 16:22:50.199742  obuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_commo<4>[   47.414704] RSP: 0018:ffffba8b011d7e60 EFLAGS: 00010202

 3198 16:22:50.213003  n snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd<4>[   47.426906] RAX: ffffffffb8f7b5c0 RBX: 0000000000000002 RCX: 0000000000000000

 3199 16:22:50.226675  _soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pst<4>[   47.441428] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7dc0

 3200 16:22:50.229913  ore coreboot_table

 3201 16:22:50.242999  # [   46.848211] gsmi: Log Shutdown Reason 0<4>[   47.455916] RBP: ffffffffba581c4f R08: 0000000000000000 R09: 0000000000000000

 3202 16:22:50.243511  x03

 3203 16:22:50.249633  # [   46.853184] ---[ end trace 3ad775b368f58624 ]---

 3204 16:22:50.256193  # [ <4>[   47.470423] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3205 16:22:50.259728    46.858690] RIP: 0010:lkdtm_BUG+0x5/0x10

 3206 16:22:50.272585  # [   46.863739] Code<4>[   47.484914] R13: ffffba8b011d7f10 R14: ffffba8b011d7f10 R15: ffff9b4883aa3000

 3207 16:22:50.286098  : 89 ff e8 1e dc 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff<4>[   47.499401] FS:  00007f08bc367580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3208 16:22:50.299118   ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <4>[   47.514956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3209 16:22:50.315605  <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 67 0b<4>[   47.527938] CR2: 00007f08bc171000 CR3: 000000010607a000 CR4: 00000000003506e0

 3210 16:22:50.316249   03

 3211 16:22:50.322698  # [   46.885107] RSP: 0018:ffffba8b0113fe60 EFLAGS: 0001028<4>[   47.542400] Call Trace:

 3212 16:22:50.323201  2

 3213 16:22:50.332417  # [   46.891562] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 <4>[   47.551690]  ? __warn+0x80/0x110

 3214 16:22:50.335326  RCX: 0000000000000000

 3215 16:22:50.345132  # [   46.899915] RDX: 0000000000000000 RS<4>[   47.561758]  ? lkdtm_WARNING+0x13/0x20

 3216 16:22:50.348513  I: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3217 16:22:50.355082  # [   46.908376] RBP:<4>[   47.572583]  ? report_bug+0x9e/0xc0

 3218 16:22:50.362047   ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3219 16:22:50.365383  #<4>[   47.583002]  ? handle_bug+0x41/0x90

 3220 16:22:50.375054   [   46.916726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12:<4>[   47.593421]  ? exc_invalid_op+0x14/0x70

 3221 16:22:50.378014   0000000000000004

 3222 16:22:50.388099  # [   46.925013] R13: ffffba8b0113ff10 R14: f<4>[   47.604232]  ? asm_exc_invalid_op+0x12/0x20

 3223 16:22:50.391109  fffba8b0113ff10 R15: ffff9b48828d7000

 3224 16:22:50.398046  # [   46.933305] FS:  000<4>[   47.615429]  ? lkdtm_BUG+0x10/0x10

 3225 16:22:50.407673  07f6e341e7580(0000) GS:ffff9b48fbd00000(0000) knlGS:000000000000<4>[   47.625755]  ? lkdtm_WARNING+0x13/0x20

 3226 16:22:50.407847  0000

 3227 16:22:50.418054  # [   46.942651] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000<4>[   47.636507]  direct_entry.cold+0x2c/0x38

 3228 16:22:50.421228  80050033

 3229 16:22:50.428422  # [   46.949445] CR2: 00007f6e33ff1000 CR3: 0000000103<4>[   47.647382]  full_proxy_write+0x56/0x80

 3230 16:22:50.431338  7c8000 CR4: 00000000003506e0

 3231 16:22:50.434534  # BUG: saw 'kernel BUG at': ok

 3232 16:22:50.441194  ok<4>[   47.658179]  vfs_write+0xea/0x3b0

 3233 16:22:50.441617   2 selftests: lkdtm: BUG.sh

 3234 16:22:50.444629  # selftests: lkdtm: WARNING.sh

 3235 16:22:50.451463  <4>[   47.668260]  ksys_write+0x68/0xf0

 3236 16:22:50.454391  <4>[   47.678321]  do_syscall_64+0x33/0x40

 3237 16:22:50.460930  <4>[   47.682670]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3238 16:22:50.464662  <4>[   47.688830] RIP: 0033:0x7f08bc27d473

 3239 16:22:50.487290  <4>[   47.693191] 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

 3240 16:22:50.494482  <4>[   47.714717] RSP: 002b:00007ffd28491e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3241 16:22:50.504157  <4>[   47.723578] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f08bc27d473

 3242 16:22:50.510450  <4>[   47.732001] RDX: 0000000000000008 RSI: 00007f08bc171000 RDI: 0000000000000001

 3243 16:22:50.520597  <4>[   47.740347] RBP: 00007f08bc171000 R08: 00007f08bc170010 R09: 0000000000000000

 3244 16:22:50.527068  <4>[   47.748794] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3245 16:22:50.537571  <4>[   47.757162] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3246 16:22:50.540743  <4>[   47.765528] irq event stamp: 0

 3247 16:22:50.547282  <4>[   47.769291] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3248 16:22:50.556884  <4>[   47.776759] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3249 16:22:50.567213  <4>[   47.786293] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3250 16:22:50.572972  <4>[   47.795912] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3251 16:22:50.579488  <4>[   47.803298] ---[ end trace 3ad775b368f58625 ]---

 3252 16:22:50.630197  # [   47.267611] lkdtm: Performing direct entry WARNING

 3253 16:22:50.636682  # [   47.273566] ------------[ cut here ]------------

 3254 16:22:50.646691  # [   47.285170] WARNING: CPU: 1 PID: 650 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3255 16:22:50.686320  # [   47.301175] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3256 16:22:50.693120  # [   47.347674] CPU: 1 PID: 650 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3257 16:22:50.699723  # [   47.362575] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3258 16:22:50.706215  # [   47.375978] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3259 16:22:50.725845  # [   47.387114] 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 00 67 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 e1 66

 3260 16:22:50.732458  # [   47.414704] RSP: 0018:ffffba8b011d7e60 EFLAGS: 00010202

 3261 16:22:50.742359  # [   47.426906] RAX: ffffffffb8f7b5c0 RBX: 0000000000000002 RCX: 0000000000000000

 3262 16:22:50.748917  # [   47.441428] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7dc0

 3263 16:22:50.759247  # [   47.455916] RBP: ffffffffba581c4f R08: 0000000000000000 R09: 0000000000000000

 3264 16:22:50.765344  # [   47.470423] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3265 16:22:50.775843  # [   47.484914] R13: ffffba8b011d7f10 R14: ffffba8b011d7f10 R15: ffff9b4883aa3000

 3266 16:22:50.781983  # [   47.499401] FS:  00007f08bc367580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3267 16:22:50.788991  # [   47.514956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3268 16:22:50.798467  # [   47.527938] CR2: 00007f08bc171000 CR3: 000000010607a000 CR4: 00000000003506e0

 3269 16:22:50.801957  # [   47.542400] Call Trace:

 3270 16:22:50.804955  # [   47.551690]  ? __warn+0x80/0x110

 3271 16:22:50.808609  # [   47.561758]  ? lkdtm_WARNING+0x13/0x20

 3272 16:22:50.811666  # [   47.572583]  ? report_bug+0x9e/0xc0

 3273 16:22:50.818130  # [   47.583002]  ? handle_bug+0x41/0x90

 3274 16:22:50.821406  # [   47.593421]  ? exc_invalid_op+0x14/0x70

 3275 16:22:50.828321  # [   47.604232]  ? asm_exc_invalid_op+0x12/0x20

 3276 16:22:50.831344  # [   47.615429]  ? lkdtm_BUG+0x10/0x10

 3277 16:22:50.834818  # [   47.625755]  ? lkdtm_WARNING+0x13/0x20

 3278 16:22:50.837867  # [   47.636507]  direct_entry.cold+0x2c/0x38

 3279 16:22:50.844722  # [   47.647382]  full_proxy_write+0x56/0x80

 3280 16:22:50.848251  # [   47.658179]  vfs_write+0xea/0x3b0

 3281 16:22:50.851152  # [   47.668260]  ksys_write+0x68/0xf0

 3282 16:22:50.854775  # [   47.678321]  do_syscall_64+0x33/0x40

 3283 16:22:50.861295  # [   47.682670]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3284 16:22:50.864227  # [   47.688830] RIP: 0033:0x7f08bc27d473

 3285 16:22:50.887722  # [   47.693191] 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

 3286 16:22:50.894642  # [   47.714717] RSP: 002b:00007ffd28491e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3287 16:22:50.907483  # [   47.723578] RAX: ffffffffffffffda RBX: 000<6>[   48.123670] lkdtm: Performing direct entry WARNING_MESSAGE

 3288 16:22:50.910772  <4>[   48.135453] ------------[ cut here ]------------

 3289 16:22:50.917138  <4>[   48.140933] Warning message trigger count: 2

 3290 16:22:50.920885  0000000000008 RCX: 00007f08bc27d473

 3291 16:22:50.934204  # [   47.732001] RDX: 00000<4>[   48.146111] WARNING: CPU: 0 PID: 686 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3292 16:22:50.940719  00000000008 RSI: 00007f08bc171000 RDI: 0000000000000001

 3293 16:22:50.979881  # [   4<4>[   48.162747] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3294 16:22:50.989881  <4>[   48.209150] CPU: 0 PID: 686 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3295 16:22:50.996473  <4>[   48.218048] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3296 16:22:51.009672  7.740347] RBP: 00007f08bc171000 R08: 00007f08bc170010 R09: 00000<4>[   48.224987] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3297 16:22:51.029722  <4>[   48.237141] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 66 0b 03 48 c7 c7 b0 21 58 ba 8d 70 01 89 35 d1 66 0b 03 e8 02 b1 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3298 16:22:51.036207  <4>[   48.258442] RSP: 0018:ffffba8b0126fe60 EFLAGS: 00010286

 3299 16:22:51.043019  <4>[   48.264598] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3300 16:22:51.052627  <4>[   48.272887] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 3301 16:22:51.059635  <4>[   48.281176] RBP: ffffffffba581c57 R08: 0000000000000000 R09: 0000000000000000

 3302 16:22:51.069663  <4>[   48.289463] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3303 16:22:51.076273  <4>[   48.297742] R13: ffffba8b0126ff10 R14: ffffba8b0126ff10 R15: ffff9b4883645000

 3304 16:22:51.085842  <4>[   48.306023] FS:  00007fd3af193580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3305 16:22:51.092359  <4>[   48.315379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3306 16:22:51.102375  <4>[   48.322117] CR2: 00007fd3aef9d000 CR3: 00000001033fe000 CR4: 00000000003506f0

 3307 16:22:51.106003  <4>[   48.330404] Call Trace:

 3308 16:22:51.108864  <4>[   48.333465]  ? __warn+0x80/0x110

 3309 16:22:51.115681  <4>[   48.337388]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3310 16:22:51.119320  <4>[   48.342672]  ? report_bug+0x9e/0xc0

 3311 16:22:51.122247  <4>[   48.346896]  ? handle_bug+0x41/0x90

 3312 16:22:51.125260  <4>[   48.351110]  ? exc_invalid_op+0x14/0x70

 3313 16:22:51.132268  <4>[   48.355712]  ? asm_exc_invalid_op+0x12/0x20

 3314 16:22:51.138608  <4>[   48.360710]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3315 16:22:51.138704  00000000000

 3316 16:22:51.148823  # [   47.748794] R10: fffffffffffffbc5 R11: 0000000<4>[   48.365992]  direct_entry.cold+0x2c/0x38

 3317 16:22:51.151718  <4>[   48.376900]  full_proxy_write+0x56/0x80

 3318 16:22:51.155202  <4>[   48.381506]  vfs_write+0xea/0x3b0

 3319 16:22:51.162117  <4>[   48.385527]  ksys_write+0x68/0xf0

 3320 16:22:51.165436  <4>[   48.389552]  do_syscall_64+0x33/0x40

 3321 16:22:51.171794  <4>[   48.393867]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3322 16:22:51.175304  000000246 R12: 0000000000000001

 3323 16:22:51.181952  # [   47.757162] R13: 000000000<4>[   48.399832] RIP: 0033:0x7fd3af0a9473

 3324 16:22:51.188217  0000001 R14: 0000000000020000 R15: 0000000000020000

 3325 16:22:51.208198  # [   47.76<4>[   48.410349] 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

 3326 16:22:51.218070  <4>[   48.437853] RSP: 002b:00007ffe65e37a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3327 16:22:51.224738  <4>[   48.446631] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fd3af0a9473

 3328 16:22:51.234908  <4>[   48.454921] RDX: 0000000000000010 RSI: 00007fd3aef9d000 RDI: 0000000000000001

 3329 16:22:51.241064  <4>[   48.463209] RBP: 00007fd3aef9d000 R08: 00007fd3aef9c010 R09: 0000000000000000

 3330 16:22:51.251353  <4>[   48.471500] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3331 16:22:51.257917  <4>[   48.479787] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3332 16:22:51.264300  <4>[   48.488086] irq event stamp: 0

 3333 16:22:51.271281  <4>[   48.491809] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3334 16:22:51.280950  <4>[   48.499132] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3335 16:22:51.290684  <4>[   48.508594] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3336 16:22:51.297493  <4>[   48.518050] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3337 16:22:51.301153  <4>[   48.525370] ---[ end trace 3ad775b368f58626 ]---

 3338 16:22:51.304162  5528] irq event stamp: 0

 3339 16:22:51.310706  # [   47.769291] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3340 16:22:51.320439  # [   47.776759] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3341 16:22:51.330727  # [   47.786293] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3342 16:22:51.337404  # [   47.795912] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3343 16:22:51.344120  # [   47.803298] ---[ end trace 3ad775b368f58625 ]---

 3344 16:22:51.347234  # WARNING: saw 'WARNING:': ok

 3345 16:22:51.350628  ok 3 selftests: lkdtm: WARNING.sh

 3346 16:22:51.353843  # selftests: lkdtm: WARNING_MESSAGE.sh

 3347 16:22:51.360152  # [   48.123670] lkdtm: Performing direct entry WARNING_MESSAGE

 3348 16:22:51.363729  # [   48.135453] ------------[ cut here ]------------

 3349 16:22:51.370165  # [   48.140933] Warning message trigger count: 2

 3350 16:22:51.380005  # [   48.146111] WARNING: CPU: 0 PID: 686 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3351 16:22:51.419861  # [   48.162747] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3352 16:22:51.429687  # [   48.209150] CPU: 0 PID: 686 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3353 16:22:51.435976  # [   48.218048] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3354 16:22:51.442669  # [   48.224987] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3355 16:22:51.462311  # [   48.237141] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 66 0b 03 48 c7 c7 b0 21 58 ba 8d 70 01 89 35 d1 66 0b 03 e8 02 b1 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3356 16:22:51.468875  # [   48.258442] RSP: 0018:ffffba8b0126fe60 EFLAGS: 00010286

 3357 16:22:51.475843  # [   48.264598] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3358 16:22:51.486121  # [   48.272887] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 3359 16:22:51.492034  # [   48.281176] RBP: ffffffffba581c57 R08: 0000000000000000 R09: 0000000000000000

 3360 16:22:51.502357  # [   48.289463] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3361 16:22:51.509034  # [   48.297742] R13: ffffba8b0126ff10 R14: ffffba8b0126ff10 R15: ffff9b4883645000

 3362 16:22:51.518771  # [   48.306023] FS:  00007fd3af193580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3363 16:22:51.525448  # [   48.315379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3364 16:22:51.535248  # [   48.322117] CR2: 00007fd3aef9d000 CR3: 00000001033fe000 CR4: 00000000003506f0

 3365 16:22:51.535360  # [   48.330404] Call Trace:

 3366 16:22:51.541468  # [   48.333465]  ? __warn+0x80/0x110

 3367 16:22:51.545113  # [   48.337388]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3368 16:22:51.548367  # [   48.342672]  ? report_bug+0x9e/0xc0

 3369 16:22:51.554992  # [   48.346896]  ? handle_bug+0x41/0x90

 3370 16:22:51.558050  # [   48.351110]  ? exc_invalid_op+0x14/0x70

 3371 16:22:51.561302  # [   48.355712]  ? asm_exc_invalid_op+0x12/0x20

 3372 16:22:51.567960  # [   48.360710]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3373 16:22:51.571503  # [   48.365992]  direct_entry.cold+0x2c/0x38

 3374 16:22:51.578039  # [   48.376900]  full_proxy_write+0x56/0x80

 3375 16:22:51.581259  # [   48.381506]  vfs_write+0xea/0x3b0

 3376 16:22:51.587557  # [   48.<6>[   48.806100] lkdtm: Performing direct entry EXCEPTION

 3377 16:22:51.591077  385527]  ksys_write+0x68/0xf0

 3378 16:22:51.600910  # [   48.389552]  do_syscall_64+0<1>[   48.816528] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3379 16:22:51.607266  <1>[   48.830762] #PF: supervisor write access in kernel mode

 3380 16:22:51.613840  <1>[   48.836894] #PF: error_code(0x0002) - not-present page

 3381 16:22:51.617460  <6>[   48.842928] PGD 0 P4D 0 

 3382 16:22:51.621029  <4>[   48.846057] Oops: 0002 [#2] SMP PTI

 3383 16:22:51.630636  <4>[   48.850250] CPU: 1 PID: 719 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3384 16:22:51.637262  <4>[   48.859100] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3385 16:22:51.643627  <4>[   48.866014] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3386 16:22:51.663554  <4>[   48.871274] Code: 48 c7 c7 b0 21 58 ba 8d 70 01 89 35 d1 66 0b 03 e8 02 b1 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

 3387 16:22:51.669973  <4>[   48.892553] RSP: 0018:ffffba8b012d7e60 EFLAGS: 00010282

 3388 16:22:51.676630  <4>[   48.898685] RAX: ffffffffb8f7b610 RBX: 0000000000000004 RCX: 0000000000000000

 3389 16:22:51.686821  <4>[   48.906952] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7de0

 3390 16:22:51.693291  <4>[   48.915220] RBP: ffffffffba47593f R08: 0000000000000000 R09: 0000000000000000

 3391 16:22:51.702802  <4>[   48.923485] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3392 16:22:51.713066  <4>[   48.931758] R13: ffffba8b012d7f10 R14: ffffba8b012d7f10 R15: ffff9b4883aec000

 3393 16:22:51.719606  <4>[   48.940029] FS:  00007faf68c1b580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3394 16:22:51.726230  <4>[   48.949369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3395 16:22:51.735892  <4>[   48.956082] CR2: 0000000000000000 CR3: 000000010584c000 CR4: 00000000003506e0

 3396 16:22:51.739197  <4>[   48.964345] Call Trace:

 3397 16:22:51.742826  <4>[   48.967378]  ? __die_body.cold+0x1a/0x1f

 3398 16:22:51.749716  <4>[   48.972059]  ? no_context+0x177/0x380

 3399 16:22:51.752732  <4>[   48.976453]  ? exc_page_fault+0x53/0x170

 3400 16:22:51.756205  <4>[   48.981131]  ? asm_exc_page_fault+0x1e/0x30

 3401 16:22:51.762270  <4>[   48.986100]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3402 16:22:51.765507  <4>[   48.991360]  ? lkdtm_EXCEPTION+0x5/0x20

 3403 16:22:51.772636  <4>[   48.995940]  direct_entry.cold+0x2c/0x38

 3404 16:22:51.775892  <4>[   49.000612]  full_proxy_write+0x56/0x80

 3405 16:22:51.779449  <4>[   49.005193]  vfs_write+0xea/0x3b0

 3406 16:22:51.785629  <4>[   49.009193]  ksys_write+0x68/0xf0

 3407 16:22:51.789256  <4>[   49.013183]  do_syscall_64+0x33/0x40

 3408 16:22:51.795585  <4>[   49.017470]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3409 16:22:51.798852  <4>[   49.023412] RIP: 0033:0x7faf68b31473

 3410 16:22:51.822149  <4>[   49.027700] 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

 3411 16:22:51.828902  <4>[   49.048985] RSP: 002b:00007ffd8b6f6f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3412 16:22:51.838669  <4>[   49.057743] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007faf68b31473

 3413 16:22:51.845233  <4>[   49.066007] RDX: 000000000000000a RSI: 00007faf68a25000 RDI: 0000000000000001

 3414 16:22:51.855060  <4>[   49.074274] RBP: 00007faf68a25000 R08: 00007faf68a24010 R09: 0000000000000000

 3415 16:22:51.861103  <4>[   49.082542] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3416 16:22:51.871150  <4>[   49.090808] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3417 16:22:51.910952  <4>[   49.099085] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3418 16:22:51.914311  <4>[   49.139189] CR2: 0000000000000000

 3419 16:22:51.920672  <4>[   49.143187] ---[ end trace 3ad775b368f58627 ]---

 3420 16:22:51.924347  <4>[   49.148642] RIP: 0010:lkdtm_BUG+0x5/0x10

 3421 16:22:51.947396  <4>[   49.153307] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3422 16:22:51.950725  <4>[   49.174589] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3423 16:22:51.960319  <4>[   49.180724] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3424 16:22:51.967155  <4>[   49.188992] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3425 16:22:51.976766  <4>[   49.197257] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3426 16:22:51.983339  <4>[   49.205522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3427 16:22:51.993704  <4>[   49.213791] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3428 16:22:52.003405  <4>[   49.222060] FS:  00007faf68c1b580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3429 16:22:52.009874  <4>[   49.231395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3430 16:22:52.016498  <4>[   49.238108] CR2: 0000000000000000 CR3: 000000010584c000 CR4: 00000000003506e0

 3431 16:22:52.026240  <3>[   49.246377] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3432 16:22:52.036356  <3>[   49.256588] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 719, name: cat

 3433 16:22:52.039459  <4>[   49.265244] INFO: lockdep is turned off.

 3434 16:22:52.046225  <4>[   49.269916] irq event stamp: 0

 3435 16:22:52.052782  <4>[   49.273619] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3436 16:22:52.062708  <4>[   49.280916] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3437 16:22:52.069770  <4>[   49.290351] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3438 16:22:52.079492  <4>[   49.299784] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3439 16:22:52.086108  <4>[   49.307083] CPU: 1 PID: 719 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3440 16:22:52.092528  <4>[   49.315921] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3441 16:22:52.096141  <4>[   49.322826] Call Trace:

 3442 16:22:52.102522  <4>[   49.325856]  dump_stack+0x77/0x9b

 3443 16:22:52.106191  <4>[   49.329856]  ___might_sleep.cold+0xa6/0xb6

 3444 16:22:52.109119  <4>[   49.334731]  exit_signals+0x1c/0x300

 3445 16:22:52.112745  <4>[   49.339020]  do_exit+0xc2/0xab0

 3446 16:22:52.119591  <4>[   49.342824]  ? ksys_write+0x68/0xf0

 3447 16:22:52.122457  <4>[   49.347017]  make_task_dead+0x2f/0x30

 3448 16:22:52.129496  <4>[   49.351404]  rewind_stack_and_make_dead+0x17/0x20

 3449 16:22:52.132619  <4>[   49.356953] RIP: 0033:0x7faf68b31473

 3450 16:22:52.152142  <4>[   49.361239] 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

 3451 16:22:52.162064  <4>[   49.382519] RSP: 002b:00007ffd8b6f6f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3452 16:22:52.172145  <4>[   49.391273] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007faf68b31473

 3453 16:22:52.178535  <4>[   49.399539] RDX: 000000000000000a RSI: 00007faf68a25000 RDI: 0000000000000001

 3454 16:22:52.188419  <4>[   49.407805] RBP: 00007faf68a25000 R08: 00007faf68a24010 R09: 0000000000000000

 3455 16:22:52.195067  <4>[   49.416071] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3456 16:22:52.205020  <4>[   49.424335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3457 16:22:52.205127  x33/0x40

 3458 16:22:52.211820  # [   48.393867]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3459 16:22:52.215002  # [   48.399832] RIP: 0033:0x7fd3af0a9473

 3460 16:22:52.235236  # [   48.410349] 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

 3461 16:22:52.244786  # [   48.437853] RSP: 002b:00007ffe65e37a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3462 16:22:52.251468  # [   48.446631] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fd3af0a9473

 3463 16:22:52.261269  # [   48.454921] RDX: 0000000000000010 RSI: 00007fd3aef9d000 RDI: 0000000000000001

 3464 16:22:52.267973  # [   48.463209] RBP: 00007fd3aef9d000 R08: 00007fd3aef9c010 R09: 0000000000000000

 3465 16:22:52.278076  # [   48.471500] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3466 16:22:52.284705  # [   48.479787] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3467 16:22:52.287558  # [   48.488086] irq event stamp: 0

 3468 16:22:52.297795  # [   48.491809] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3469 16:22:52.304569  # [   48.499132] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3470 16:22:52.314420  # [   48.508594] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3471 16:22:52.320755  # [   48.518050] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3472 16:22:52.327441  # [   48.525370] ---[ end trace 3ad775b368f58626 ]---

 3473 16:22:52.330608  # WARNING_MESSAGE: saw 'message trigger': ok

 3474 16:22:52.337133  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3475 16:22:52.340929  # selftests: lkdtm: EXCEPTION.sh

 3476 16:22:52.341046  # Killed

 3477 16:22:52.347437  # [   48.806100] lkdtm: Performing direct entry EXCEPTION

 3478 16:22:52.354038  # [   48.816528] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3479 16:22:52.360264  # [   48.830762] #PF: supervisor write access in kernel mode

 3480 16:22:52.366704  # [   48.836894] #PF: error_code(0x0002) - not-present page

 3481 16:22:52.370196  # [   48.842928] PGD 0 P4D 0 

 3482 16:22:52.373562  # [   48.846057] Oops: 0002 [#2] SMP PTI

 3483 16:22:52.383321  # [   48.850250] CPU: 1 PID: 719 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3484 16:22:52.390125  # [   48.859100] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3485 16:22:52.393065  # [   48.866014] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3486 16:22:52.416379  # [   48.871274] Code: 48 c7 c7 b0 21 58 ba 8d 70 01 89 35 d1 66 0b 03 e8 02 b1 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

 3487 16:22:52.420123  # [   48.892553] RSP: 0018:ffffba8b012d7e60 EFLAGS: 00010282

 3488 16:22:52.429489  # [   48.898685] RAX: ffffffffb8f7b610 RBX: 0000000000000004 RCX: 0000000000000000

 3489 16:22:52.436173  # [   48.906952] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7de0

 3490 16:22:52.445997  # [   48.915220] RBP: ffffffffba47593f R08: 0000000000000000 R09: 0000000000000000

 3491 16:22:52.452619  # [   48.923485] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3492 16:22:52.462745  # [   48.931758] R13: ffffba8b012d7f10 R14: ffffba8b012d7f10 R15: ffff9b4883aec000

 3493 16:22:52.473048  # [   48.940029] FS:  00007faf68c1b580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3494 16:22:52.479381  # [   48.949369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3495 16:22:52.485991  # [   48.956082] CR2: 0000000000000000 CR3: 000000010584c000 CR4: 00000000003506e0

 3496 16:22:52.488986  # [   48.964345] Call Trace:

 3497 16:22:52.492654  # [   48.967378]  ? __die_body.cold+0x1a/0x1f

 3498 16:22:52.498983  # [   48.972059]  ? no_context+0x177/0x380

 3499 16:22:52.502325  # [   48.976453]  ? exc_page_fault+0x53/0x170

 3500 16:22:52.505880  # [   48.981131]  ? asm_exc_page_fault+0x1e/0x30

 3501 16:22:52.512225  # [   48.986100]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3502 16:22:52.515624  # [   48.991360]  ? lkdtm_EXCEPTION+0x5/0x20

 3503 16:22:52.522086  # [   48.995940]  direct_entry.cold+0x2c/0x38

 3504 16:22:52.525761  # [   49.000612]  full_proxy_write+0x56/0x80

 3505 16:22:52.528796  # [   49.005193]  vfs_write+0xea/0x3b0

 3506 16:22:52.532226  # [   49.009193]  ksys_write+0x68/0xf0

 3507 16:22:52.538725  # [   49.013183]  do_syscall_64+0x33/0x40

 3508 16:22:52.542003  # [   49.017470]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3509 16:22:52.548410  # [   49.023412] RIP: 0033:0x7faf68b31473

 3510 16:22:52.568434  # [   49.027700] 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

 3511 16:22:52.578529  # [   49.048985] RSP: 002b:00007ffd8b6f6f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3512 16:22:52.584833  # [   49.057743] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007faf68b31473

 3513 16:22:52.594931  # [   49.066007] RDX: 000000000000000a RSI: 00007faf68a25000 RDI: 0000000000000001

 3514 16:22:52.601607  # [   49.074274] RBP: 00007faf68a25000 R08: 00007faf68a24010 R09: 0000000000000000

 3515 16:22:52.611148  # [   49.082542] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3516 16:22:52.617964  # [   49.090808] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3517 16:22:52.657679  # [   49.099085] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3518 16:22:52.660663  # [   49.139189] CR2: 0000000000000000

 3519 16:22:52.667402  # [   49.143187] ---[ end trace 3ad775b368f58627 ]---

 3520 16:22:52.670921  # [   49.148642] RIP: 0010:lkdtm_BUG+0x5/0x10

 3521 16:22:52.693919  # [   49.153307] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3522 16:22:52.700619  # [   49.174589] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3523 16:22:52.707257  # [   49.180724] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3524 16:22:52.716956  # [   49.188992] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3525 16:22:52.723349  # [   49.197257] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3526 16:22:52.733510  # [   49.205522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3527 16:22:52.740225  # [   49.213791] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3528 16:22:52.750148  # [   49.222060] FS:  00007faf68c1b580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3529 16:22:52.756767  # [   49.231395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3530 16:22:52.763205  # [   49.238108] CR2: 0000000000000000 CR3: 000000010584c000 CR4: 00000000003506e0

 3531 16:22:52.773482  # [   49.246377] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3532 16:22:52.783325  # [   49.256588] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 719, name: cat

 3533 16:22:52.786114  # [   49.265244] INFO: lockdep is turned off.

 3534 16:22:52.789782  # [   49.269916] irq event stamp: 0

 3535 16:22:52.799614  # [   49.273619] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3536 16:22:52.806224  # [   49.280916] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3537 16:22:52.815800  # [   49.290351] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3538 16:22:52.822322  # [   49.299784] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3539 16:22:52.832543  # [   49.307083] CPU: 1 PID: 719 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3540 16:22:52.839011  # [   49.315921] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3541 16:22:52.842276  # [   49.322826] Call Trace:

 3542 16:22:52.845374  # [   49.325856]  dump_stack+0x77/0x9b

 3543 16:22:52.852375  # [   49.329856]  ___might_sleep.cold+0xa6/0xb6

 3544 16:22:52.855404  # [   49.334731]  exit_signals+0x1c/0x300

 3545 16:22:52.859229  # [   49.339020]  do_exit+0xc2/0xab0

 3546 16:22:52.862167  # [   49.342824]  ? ksys_write+0x68/0xf0

 3547 16:22:52.868820  # [   49.347017]  make_task_dead+0x2f/0x30

 3548 16:22:52.871720  # [   49.351404]  rewind_stack_and_make_dead+0x17/0x20

 3549 16:22:52.875585  # [   49.356953] RIP: 0033:0x7faf68b31473

 3550 16:22:52.898304  # [   49.361239] 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

 3551 16:22:52.908198  # [   49.382519] RSP: 002b:00007ffd8b6f6f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3552 16:22:52.914469  # [   49.391273] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007faf68b31473

 3553 16:22:52.921492  # [   49.399539] RDX: 000000000000000a RSI: 00007faf68a25000 RDI: 0000000000000001

 3554 16:22:52.931237  # [   49.407805] RBP: 00007faf68a25000 R08: 00007faf68a24010 R09: 0000000000000000

 3555 16:22:52.937873  # [   49.416071] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3556 16:22:52.947540  # [   49.424335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3557 16:22:52.951134  # EXCEPTION: saw 'call trace:': ok

 3558 16:22:52.954443  ok 5 selftests: lkdtm: EXCEPTION.sh

 3559 16:22:52.957455  # selftests: lkdtm: LOOP.sh

 3560 16:22:52.960721  # Skipping LOOP: Hangs the system

 3561 16:22:52.964206  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3562 16:22:52.967268  # selftests: lkdtm: EXHAUST_STACK.sh

 3563 16:22:52.974090  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3564 16:22:52.977037  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3565 16:22:52.980712  # selftests: lkdtm: CORRUPT_STACK.sh

 3566 16:22:52.987308  # Skipping CORRUPT_STACK: Crashes entire system on success

 3567 16:22:52.993793  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3568 16:22:52.997169  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3569 16:22:53.003782  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3570 16:22:53.006618  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3571 16:22:53.013343  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3572 16:22:53.117711  <6>[   50.341101] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3573 16:22:53.124429  <6>[   50.347661] lkdtm: attempting good list addition

 3574 16:22:53.130726  <6>[   50.353136] lkdtm: attempting corrupted list addition

 3575 16:22:53.137339  <3>[   50.359121] lkdtm: list_add() corruption not detected!

 3576 16:22:53.190015  # [   50.341101] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3577 16:22:53.196255  # [   50.347661] lkdtm: attempting good list addition

 3578 16:22:53.202960  # [   50.353136] lkdtm: attempting corrupted list addition

 3579 16:22:53.209514  # [   50.359121] lkdtm: list_add() corruption not detected!

 3580 16:22:53.216489  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3581 16:22:53.232363  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3582 16:22:53.249064  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3583 16:22:53.430978  <6>[   50.653906] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3584 16:22:53.437116  <6>[   50.660463] lkdtm: attempting good list removal

 3585 16:22:53.444439  <6>[   50.665845] lkdtm: attempting corrupted list removal

 3586 16:22:53.450652  <3>[   50.671715] lkdtm: list_del() corruption not detected!

 3587 16:22:53.517085  # [   50.653906] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3588 16:22:53.523450  # [   50.660463] lkdtm: attempting good list removal

 3589 16:22:53.530098  # [   50.665845] lkdtm: attempting corrupted list removal

 3590 16:22:53.536776  # [   50.671715] lkdtm: list_del() corruption not detected!

 3591 16:22:53.543653  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3592 16:22:53.559441  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3593 16:22:53.576946  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3594 16:22:53.751503  <6>[   50.971252] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3595 16:22:53.758095  <6>[   50.978601] lkdtm: attempting bad read from page below current stack

 3596 16:22:53.767890  <0>[   50.986055] BUG: stack guard page was hit at 0000000059b9ba42 (stack is 00000000625cb371..00000000af419c34)

 3597 16:22:53.777704  <4>[   50.997245] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3598 16:22:53.784322  <4>[   51.004350] CPU: 1 PID: 951 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3599 16:22:53.790870  <4>[   51.013198] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3600 16:22:53.797517  <4>[   51.020115] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3601 16:22:53.820566  <4>[   51.026929] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 50 25 58 ba 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ee de fb ff 48 c7 c7 90 25 58 ba <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d4 de fb ff 0f 1f 44

 3602 16:22:53.827177  <4>[   51.048201] RSP: 0018:ffffba8b01637e50 EFLAGS: 00010246

 3603 16:22:53.833771  <4>[   51.054335] RAX: 0000000000000038 RBX: ffffba8b01634000 RCX: 0000000000000000

 3604 16:22:53.843864  <4>[   51.062603] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582590

 3605 16:22:53.850806  <4>[   51.070871] RBP: ffffffffba581cba R08: 0000000000000000 R09: 0000000000000000

 3606 16:22:53.860291  <4>[   51.079137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3607 16:22:53.866860  <4>[   51.087405] R13: ffffba8b01637f10 R14: ffffba8b01637f10 R15: ffff9b48830b5000

 3608 16:22:53.877083  <4>[   51.095673] FS:  00007f56b9b7c580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3609 16:22:53.883883  <4>[   51.105009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3610 16:22:53.889910  <4>[   51.111723] CR2: ffffba8b01633fff CR3: 00000001059dc000 CR4: 00000000003506e0

 3611 16:22:53.893373  <4>[   51.119990] Call Trace:

 3612 16:22:53.896908  <4>[   51.123016]  <#DF>

 3613 16:22:53.903264  <4>[   51.125552]  ? __die_body.cold+0x1a/0x1f

 3614 16:22:53.906845  <4>[   51.130234]  ? die+0x2b/0x50

 3615 16:22:53.910155  <4>[   51.133749]  ? handle_stack_overflow+0x3e/0x4d

 3616 16:22:53.916688  <4>[   51.139011]  ? no_context+0x24d/0x380

 3617 16:22:53.917129  <4>[   51.143394]  </#DF>

 3618 16:22:53.956240  <4>[   51.146026] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3619 16:22:53.962811  <4>[   51.186137] ---[ end trace 3ad775b368f58628 ]---

 3620 16:22:53.969602  <4>[   51.191591] RIP: 0010:lkdtm_BUG+0x5/0x10

 3621 16:22:53.989078  <4>[   51.196267] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3622 16:22:53.995757  <4>[   51.217542] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3623 16:22:54.002515  <4>[   51.223674] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3624 16:22:54.012420  <4>[   51.231941] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3625 16:22:54.019400  <4>[   51.240207] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3626 16:22:54.029382  <4>[   51.248475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3627 16:22:54.035813  <4>[   51.256743] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3628 16:22:54.045423  <4>[   51.265011] FS:  00007f56b9b7c580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3629 16:22:54.052179  <4>[   51.274345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3630 16:22:54.061796  <4>[   51.281058] CR2: ffffba8b01633fff CR3: 00000001059dc000 CR4: 00000000003506e0

 3631 16:22:54.072124  <3>[   51.289329] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3632 16:22:54.078697  <3>[   51.299540] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 951, name: cat

 3633 16:22:54.085294  <4>[   51.308194] INFO: lockdep is turned off.

 3634 16:22:54.088246  <4>[   51.312867] irq event stamp: 0

 3635 16:22:54.095350  <4>[   51.316572] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3636 16:22:54.105159  <4>[   51.323862] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3637 16:22:54.114734  <4>[   51.333296] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3638 16:22:54.121713  <4>[   51.342729] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3639 16:22:54.131696  <4>[   51.350026] CPU: 1 PID: 951 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3640 16:22:54.138083  <4>[   51.358877] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3641 16:22:54.141825  <4>[   51.365784] Call Trace:

 3642 16:22:54.144994  <4>[   51.368815]  dump_stack+0x77/0x9b

 3643 16:22:54.147945  <4>[   51.372817]  ___might_sleep.cold+0xa6/0xb6

 3644 16:22:54.154774  <4>[   51.377693]  exit_signals+0x1c/0x300

 3645 16:22:54.158492  <4>[   51.381982]  do_exit+0xc2/0xab0

 3646 16:22:54.161120  <4>[   51.385787]  ? ksys_write+0x68/0xf0

 3647 16:22:54.164586  <4>[   51.389980]  make_task_dead+0x2f/0x30

 3648 16:22:54.170780  <4>[   51.394368]  rewind_stack_and_make_dead+0x17/0x20

 3649 16:22:54.174527  <4>[   51.399919] RIP: 0033:0x7f56b9a92473

 3650 16:22:54.197925  <4>[   51.404199] 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

 3651 16:22:54.207231  <4>[   51.425482] RSP: 002b:00007ffc9e42f178 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3652 16:22:54.213803  <4>[   51.434238] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f56b9a92473

 3653 16:22:54.223780  <4>[   51.442505] RDX: 0000000000000019 RSI: 00007f56b9986000 RDI: 0000000000000001

 3654 16:22:54.230391  <4>[   51.450773] RBP: 00007f56b9986000 R08: 00007f56b9985010 R09: 0000000000000000

 3655 16:22:54.240018  <4>[   51.459042] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3656 16:22:54.246580  <4>[   51.467309] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3657 16:22:54.250779  # Segmentation fault

 3658 16:22:54.322555  # [   50.971252] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3659 16:22:54.328887  # [   50.978601] lkdtm: attempting bad read from page below current stack

 3660 16:22:54.338861  # [   50.986055] BUG: stack guard page was hit at 0000000059b9ba42 (stack is 00000000625cb371..00000000af419c34)

 3661 16:22:54.345365  # [   50.997245] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3662 16:22:54.355700  # [   51.004350] CPU: 1 PID: 951 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3663 16:22:54.361766  # [   51.013198] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3664 16:22:54.368480  # [   51.020115] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3665 16:22:54.391729  # [   51.026929] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 50 25 58 ba 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ee de fb ff 48 c7 c7 90 25 58 ba <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d4 de fb ff 0f 1f 44

 3666 16:22:54.394741  # [   51.048201] RSP: 0018:ffffba8b01637e50 EFLAGS: 00010246

 3667 16:22:54.404755  # [   51.054335] RAX: 0000000000000038 RBX: ffffba8b01634000 RCX: 0000000000000000

 3668 16:22:54.411214  # [   51.062603] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582590

 3669 16:22:54.421328  # [   51.070871] RBP: ffffffffba581cba R08: 0000000000000000 R09: 0000000000000000

 3670 16:22:54.428080  # [   51.079137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3671 16:22:54.437595  # [   51.087405] R13: ffffba8b01637f10 R14: ffffba8b01637f10 R15: ffff9b48830b5000

 3672 16:22:54.447368  # [   51.095673] FS:  00007f56b9b7c580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3673 16:22:54.454224  # [   51.105009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3674 16:22:54.460801  # [   51.111723] CR2: ffffba8b01633fff CR3: 00000001059dc000 CR4: 00000000003506e0

 3675 16:22:54.463880  # [   51.119990] Call Trace:

 3676 16:22:54.467147  # [   51.123016]  <#DF>

 3677 16:22:54.470851  # [   51.125552]  ? __die_body.cold+0x1a/0x1f

 3678 16:22:54.473701  # [   51.130234]  ? die+0x2b/0x50

 3679 16:22:54.480393  # [   51.133749]  ? handle_stack_overflow+0x3e/0x4d

 3680 16:22:54.483922  # [   51.139011]  ? no_context+0x24d/0x380

 3681 16:22:54.486942  # [   51.143394]  </#DF>

 3682 16:22:54.526768  # [   51.146026] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3683 16:22:54.529801  # [   51.186137] ---[ end trace 3ad775b368f58628 ]---

 3684 16:22:54.536454  # [   51.191591] RIP: 0010:lkdtm_BUG+0x5/0x10

 3685 16:22:54.556104  # [   51.196267] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3686 16:22:54.562746  # [   51.217542] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3687 16:22:54.572981  # [   51.223674] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3688 16:22:54.579454  # [   51.231941] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3689 16:22:54.585793  # [   51.240207] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3690 16:22:54.602592  # [   51.248475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12<6>[   51.821204] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3691 16:22:54.609120  <6>[   51.829370] lkdtm: attempting bad read from page above current stack

 3692 16:22:54.618816  <0>[   51.836819] BUG: stack guard page was hit at 000000003fe67847 (stack is 00000000dba89594..00000000e4251e50)

 3693 16:22:54.622308  <:4 0000000000000004

 3694 16:22:54.632050  # [   51.256743] R13: ffffba8b0113ff10 R14:>[   51.848009] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3695 16:22:54.635020  f<fffba8b0113ff10 R15: ffff9b48828d7000

 3696 16:22:54.648566  # [   51.265011] FS:  004>[   51.861233] CPU: 0 PID: 985 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3697 16:22:54.655397  <4>[   51.876296] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3698 16:22:54.668456  007f56b9b7c580(0000) GS:ffff9b48fbd00000(0000) knlGS:00000000000<4>[   51.883215] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3699 16:22:54.668920  00000

 3700 16:22:54.694383  # [   51.274345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000<4>[   51.896325] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 c8 25 58 ba 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b4 de fb ff 48 c7 c7 08 26 58 ba <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 97 de fb ff

 3701 16:22:54.697747  080<050033

 3702 16:22:54.707668  # [   51.281058] CR2: ffffba8b01633fff CR3: 0000000104>[   51.923811] RSP: 0018:ffffba8b0169fe50 EFLAGS: 00010246

 3703 16:22:54.717391  <4>[   51.936163] RAX: 0000000000000038 RBX: ffffba8b0169c000 RCX: 0000000000000000

 3704 16:22:54.717762  59dc000 CR4: 00000000003506e0

 3705 16:22:54.731129  # [   51.289329] BUG: sleeping fu<4>[   51.944429] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffffffffba582608

 3706 16:22:54.737837  <4>[   51.958904] RBP: ffffffffba581cd3 R08: 0000000000000000 R09: 0000000000000000

 3707 16:22:54.747891  <4>[   51.967171] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3708 16:22:54.760586  nction called from invalid context at include/linux/percpu-rwsem<4>[   51.975438] R13: ffffba8b0169ff10 R14: ffffba8b0169ff10 R15: ffff9b488376c000

 3709 16:22:54.770929  <4>[   51.989911] FS:  00007f0326244580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3710 16:22:54.771364  .h:49

 3711 16:22:54.784440  # [   51.299540] in_atomic(): 0, irqs_disabled(): 1, non_<4>[   51.999248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3712 16:22:54.793427  <4>[   52.012167] CR2: ffffba8b016a0000 CR3: 0000000102ce4000 CR4: 00000000003506f0

 3713 16:22:54.793965  block: 0, pid: 951, name: cat

 3714 16:22:54.800251  # [   51.308194] INFO: lockdep is<4>[   52.020435] Call Trace:

 3715 16:22:54.803664   turned off.

 3716 16:22:54.807092  # [   51.312867] irq event stamp: 0

 3717 16:22:54.810167  # [   51.3165<4>[   52.029668]  <#DF>

 3718 16:22:54.816712  72] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3719 16:22:54.820107  # [<4>[   52.038427]  ? __die_body.cold+0x1a/0x1f

 3720 16:22:54.830432     51.323862] hardirqs last disabled at (0): [<ffffffffb84fd6cc><4>[   52.049318]  ? die+0x2b/0x50

 3721 16:22:54.833364  ] c<opy_process+0x65c/0x20e0

 3722 16:22:54.843085  # [   51.333296] softirqs last  ena4>[   52.059042]  ? handle_stack_overflow+0x3e/0x4d

 3723 16:22:54.846747  bled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3724 16:22:54.853291  # [<4>[   52.070521]  ? no_context+0x24d/0x380

 3725 16:22:54.856711  <4>[   52.081117]  </#DF>

 3726 16:22:54.902782     51.342729] softirqs last disabled at (0): [<0000000000000000><4>[   52.083749] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3727 16:22:54.903325  ] 0x0

 3728 16:22:54.912595  # [   51.350026] CPU: 1 PID: 951 Comm: cat Tainted: G    <4>[   52.130003] ---[ end trace 3ad775b368f58629 ]---

 3729 16:22:54.916090    D W         5.10.199-cip39 #1

 3730 16:22:54.926082  # [   51.358877] Hardware name:<4>[   52.141668] RIP: 0010:lkdtm_BUG+0x5/0x10

 3731 16:22:54.945913  <4>[   52.152555] Code: 89 ff e8 1e dc 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 00 67 0b 03

 3732 16:22:54.948799   Google Coral/Coral, BIOS  09/29/2020

 3733 16:22:54.959248  # [   51.365784] Call Tra<4>[   52.173834] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3734 16:22:54.965420  <4>[   52.186171] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 3735 16:22:54.965744  ce:

 3736 16:22:54.972203  # [   51.368815]  dump_stack+0x77/0x9b

 3737 16:22:54.982163  # [   51.372817]  _<4>[   52.194439] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 3738 16:22:54.988637  <4>[   52.208912] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 3739 16:22:54.998725  <4>[   52.217177] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3740 16:22:55.005153  <4>[   52.225441] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 3741 16:22:55.015383  <4>[   52.233709] FS:  00007f0326244580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3742 16:22:55.018415  __might_sleep.cold+0xa6/0xb6

 3743 16:22:55.028394  # [   51.377693]  exit_signals+0x1<4>[   52.243045] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3744 16:22:55.035107  <4>[   52.255964] CR2: ffffba8b016a0000 CR3: 0000000102ce4000 CR4: 00000000003506f0

 3745 16:22:55.038485  c/0x300

 3746 16:22:55.041553  # [   51.381982]  do_exit+0xc2/0xab0

 3747 16:22:55.045153  # [   51.385787]  ? ksys_write+0x68/0xf0

 3748 16:22:55.048447  # [   51.389980]  make_task_dead+0x2f/0x30

 3749 16:22:55.054904  # [   51.394368]  rewind_stack_and_make_dead+0x17/0x20

 3750 16:22:55.057922  # [   51.399919] RIP: 0033:0x7f56b9a92473

 3751 16:22:55.081208  # [   51.404199] 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

 3752 16:22:55.087829  # [   51.425482] RSP: 002b:00007ffc9e42f178 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3753 16:22:55.097940  # [   51.434238] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f56b9a92473

 3754 16:22:55.103835  # [   51.442505] RDX: 0000000000000019 RSI: 00007f56b9986000 RDI: 0000000000000001

 3755 16:22:55.114037  # [   51.450773] RBP: 00007f56b9986000 R08: 00007f56b9985010 R09: 0000000000000000

 3756 16:22:55.120731  # [   51.459042] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3757 16:22:55.130555  # [   51.467309] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3758 16:22:55.134003  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3759 16:22:55.140751  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3760 16:22:55.143845  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3761 16:22:55.146848  # Segmentation fault

 3762 16:22:55.153560  # [   51.821204] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3763 16:22:55.160626  # [   51.829370] lkdtm: attempting bad read from page above current stack

 3764 16:22:55.170790  # [   51.836819] BUG: stack guard page was hit at 000000003fe67847 (stack is 00000000dba89594..00000000e4251e50)

 3765 16:22:55.180474  # [   51.848009] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3766 16:22:55.186848  # [   51.861233] CPU: 0 PID: 985 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3767 16:22:55.193592  # [   51.876296] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3768 16:22:55.199746  # [   51.883215] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3769 16:22:55.223124  # [   51.896325] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 c8 25 58 ba 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b4 de fb ff 48 c7 c7 08 26 58 ba <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 97 de fb ff

 3770 16:22:55.229671  # [   51.923811] RSP: 0018:ffffba8b0169fe50 EFLAGS: 00010246

 3771 16:22:55.236057  # [   51.936163] RAX: 0000000000000038 RBX: ffffba8b0169c000 RCX: 0000000000000000

 3772 16:22:55.246109  # [   51.944429] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffffffffba582608

 3773 16:22:55.253093  # [   51.958904] RBP: ffffffffba581cd3 R08: 0000000000000000 R09: 0000000000000000

 3774 16:22:55.259762  # [   51.967171] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3775 16:22:55.269432  # [   51.975438] R13: ffffba8b0169ff10 R14: ffffba8b0169ff10 R15: ffff9b488376c000

 3776 16:22:55.279247  # [   51.989911] FS:  00007f0326244580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3777 16:22:55.285990  # [   51.999248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3778 16:22:55.292513  # [   52.012167] CR2: ffffba8b016a0000 CR3: 0000000102ce4000 CR4: 00000000003506f0

 3779 16:22:55.295363  # [   52.020435] Call Trace:

 3780 16:22:55.299116  # [   52.029668]  <#DF>

 3781 16:22:55.302033  # [   52.038427]  ? __die_body.cold+0x1a/0x1f

 3782 16:22:55.305541  # [   52.049318]  ? die+0x2b/0x50

 3783 16:22:55.311679  # [   52.059042]  ? handle_stack_overflow+0x3e/0x4d

 3784 16:22:55.315396  # [   52.070521]  ? no_context+0x24d/0x380

 3785 16:22:55.318394  # [   52.081117]  </#DF>

 3786 16:22:55.351842  # [   52.083749] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max9<6>[   52.569393] lkdtm: Performing direct entry UNSET_SMEP

 3787 16:22:55.364561  8357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pc<6>[   52.580992] lkdtm: trying to clear SMEP normally

 3788 16:22:55.368297  m_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3789 16:22:55.375183  # [   52.<4>[   52.592680] ------------[ cut here ]------------

 3790 16:22:55.381704  130003] ---[ end trace 3ad775b368f58629 ]---

 3791 16:22:55.388102  # [   52.141668] R<4>[   52.604370] pinned CR4 bits changed: 0x100000!?

 3792 16:22:55.391490  IP: 0010:lkdtm_BUG+0x5/0x10

 3793 16:22:55.404957  # [   52.152555] Code: 89 ff e8 1e <4>[   52.615980] WARNING: CPU: 1 PID: 1022 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3794 16:22:55.451013  dc 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc c<4>[   52.632693] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3795 16:22:55.464076  c cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f <4>[   52.679177] CPU: 1 PID: 1022 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3796 16:22:55.470929  1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 67 0b 03

 3797 16:22:55.477588  # [   52.<4>[   52.694209] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3798 16:22:55.484439  173834] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 3799 16:22:55.491045  # [   52.18<4>[   52.707678] RIP: 0010:native_write_cr4+0x45/0x60

 3800 16:22:55.517513  6171] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 000000000<4>[   52.719061] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 38 5e 66 02 00 75 f2 48 c7 c7 e0 f9 47 ba c6 05 28 5e 66 02 01 e8 8d 45 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3801 16:22:55.520854  0000000

 3802 16:22:55.530850  # [   52.194439] RDX: 0000000000000000 RSI: ffff9b48fbd<4>[   52.746630] RSP: 0018:ffffba8b0171fe48 EFLAGS: 00010286

 3803 16:22:55.533537  1bf50 RDI: ffffffffba0f7db0

 3804 16:22:55.543829  # [   52.208912] RBP: ffffffffba5e7<4>[   52.758829] RAX: 0000000000000000 RBX: 00000000002506e0 RCX: 0000000000000000

 3805 16:22:55.550092  fb8 R08: 0000000000000001 R09: 0000000000000001

 3806 16:22:55.560540  # [   52.217177<4>[   52.773433] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 3807 16:22:55.573466  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000<4>[   52.787862] RBP: ffffffffba581ced R08: 0000000000000000 R09: 0000000000000000

 3808 16:22:55.573894  004

 3809 16:22:55.589986  # [   52.225441] R13: ffffba8b0113ff10 R14: ffffba8b0113ff1<4>[   52.802367] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3810 16:22:55.590480  0 R15: ffff9b48828d7000

 3811 16:22:55.603500  # [   52.233709] FS:  00007f0326244580(<4>[   52.816840] R13: ffffba8b0171ff10 R14: ffffba8b0171ff10 R15: ffff9b4881966000

 3812 16:22:55.610301  0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 3813 16:22:55.619556  # [   52<4>[   52.831350] FS:  00007ff97bbf4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3814 16:22:55.623416  .243045] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3815 16:22:55.632986  # [ <4>[   52.846922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3816 16:22:55.646240    52.255964] CR2: ffffba8b016a0000 CR3: 0000000102ce4000 CR4: 00<4>[   52.859869] CR2: 00007ff97b9fe000 CR3: 00000001059c8000 CR4: 00000000003506e0

 3817 16:22:55.646734  000000003506f0

 3818 16:22:55.655828  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': <4>[   52.874300] Call Trace:

 3819 16:22:55.656303  ok

 3820 16:22:55.659467  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3821 16:22:55.665825  # self<4>[   52.883659]  ? __warn+0x80/0x110

 3822 16:22:55.669276  tests: lkdtm: UNSET_SMEP.sh

 3823 16:22:55.672675  <4>[   52.893721]  ? native_write_cr4+0x45/0x60

 3824 16:22:55.676036  <4>[   52.901357]  ? report_bug+0x9e/0xc0

 3825 16:22:55.682756  <4>[   52.905638]  ? handle_bug+0x41/0x90

 3826 16:22:55.685639  <4>[   52.909961]  ? exc_invalid_op+0x14/0x70

 3827 16:22:55.691913  <4>[   52.914645]  ? asm_exc_invalid_op+0x12/0x20

 3828 16:22:55.695349  <4>[   52.919742]  ? native_write_cr4+0x45/0x60

 3829 16:22:55.702015  <4>[   52.924611]  ? native_write_cr4+0x45/0x60

 3830 16:22:55.705825  <4>[   52.929548]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3831 16:22:55.712409  <4>[   52.934800]  direct_entry.cold+0x2c/0x38

 3832 16:22:55.715412  <4>[   52.939660]  full_proxy_write+0x56/0x80

 3833 16:22:55.718481  <4>[   52.944308]  vfs_write+0xea/0x3b0

 3834 16:22:55.725026  <4>[   52.948584]  ksys_write+0x68/0xf0

 3835 16:22:55.728597  <4>[   52.952659]  do_syscall_64+0x33/0x40

 3836 16:22:55.735502  <4>[   52.957193]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3837 16:22:55.738708  <4>[   52.963271] RIP: 0033:0x7ff97bb0a473

 3838 16:22:55.761144  <4>[   52.967813] 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

 3839 16:22:55.771198  <4>[   52.989314] RSP: 002b:00007ffca6739ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3840 16:22:55.778143  <4>[   52.998273] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff97bb0a473

 3841 16:22:55.787866  <4>[   53.006614] RDX: 000000000000000b RSI: 00007ff97b9fe000 RDI: 0000000000000001

 3842 16:22:55.794062  <4>[   53.014928] RBP: 00007ff97b9fe000 R08: 00007ff97b9fd010 R09: 0000000000000000

 3843 16:22:55.804075  <4>[   53.023213] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3844 16:22:55.811032  <4>[   53.031548] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3845 16:22:55.814123  <4>[   53.039839] irq event stamp: 0

 3846 16:22:55.824106  <4>[   53.043561] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3847 16:22:55.830542  <4>[   53.050886] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3848 16:22:55.840838  <4>[   53.060368] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3849 16:22:55.850185  <4>[   53.069818] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3850 16:22:55.853572  <4>[   53.077136] ---[ end trace 3ad775b368f5862a ]---

 3851 16:22:55.859910  <6>[   53.082605] lkdtm: ok: SMEP did not get cleared

 3852 16:22:55.866752  <6>[   53.087977] lkdtm: trying to clear SMEP with call gadget

 3853 16:22:55.869938  <6>[   53.094265] lkdtm: ok: SMEP removal was reverted

 3854 16:22:55.932044  # [   52.569393] lkdtm: Performing direct entry UNSET_SMEP

 3855 16:22:55.938792  # [   52.580992] lkdtm: trying to clear SMEP normally

 3856 16:22:55.941633  # [   52.592680] ------------[ cut here ]------------

 3857 16:22:55.948346  # [   52.604370] pinned CR4 bits changed: 0x100000!?

 3858 16:22:55.958372  # [   52.615980] WARNING: CPU: 1 PID: 1022 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3859 16:22:55.997779  # [   52.632693] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 3860 16:22:56.007826  # [   52.679177] CPU: 1 PID: 1022 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 3861 16:22:56.014281  # [   52.694209] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 3862 16:22:56.020882  # [   52.707678] RIP: 0010:native_write_cr4+0x45/0x60

 3863 16:22:56.041182  # [   52.719061] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 38 5e 66 02 00 75 f2 48 c7 c7 e0 f9 47 ba c6 05 28 5e 66 02 01 e8 8d 45 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3864 16:22:56.047302  # [   52.746630] RSP: 0018:ffffba8b0171fe48 EFLAGS: 00010286

 3865 16:22:56.054103  # [   52.758829] RAX: 0000000000000000 RBX: 00000000002506e0 RCX: 0000000000000000

 3866 16:22:56.064272  # [   52.773433] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 3867 16:22:56.070723  # [   52.787862] RBP: ffffffffba581ced R08: 0000000000000000 R09: 0000000000000000

 3868 16:22:56.080620  # [   52.802367] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3869 16:22:56.087226  # [   52.816840] R13: ffffba8b0171ff10 R14: ffffba8b0171ff10 R15: ffff9b4881966000

 3870 16:22:56.097126  # [   52.831350] FS:  00007ff97bbf4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 3871 16:22:56.103378  # [   52.846922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3872 16:22:56.113326  # [   52.859869] CR2: 00007ff97b9fe000 CR3: 00000001059c8000 CR4: 00000000003506e0

 3873 16:22:56.113621  # [   52.874300] Call Trace:

 3874 16:22:56.119450  # [   52.883659]  ? __warn+0x80/0x110

 3875 16:22:56.122744  # [   52.893721]  ? native_write_cr4+0x45/0x60

 3876 16:22:56.126521  # [   52.901357]  ? report_bug+0x9e/0xc0

 3877 16:22:56.129628  # [   52.905638]  ? handle_bug+0x41/0x90

 3878 16:22:56.135972  # [   52.909961]  ? exc_invalid_op+0x14/0x70

 3879 16:22:56.139787  # [   52.914645]  ? asm_exc_invalid_op+0x12/0x20

 3880 16:22:56.146391  # [   52.919742]  ? native_write_cr4+0x45/0x60

 3881 16:22:56.149510  # [   52.924611]  ? native_write_cr4+0x45/0x60

 3882 16:22:56.156294  # [   52.929548]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3883 16:22:56.159472  # [   52.934800]  direct_entry.cold+0x2c/0x38

 3884 16:22:56.162999  # [   52.939660]  full_proxy_write+0x56/0x80

 3885 16:22:56.169744  # [   52.944308]  vfs_write+0xea/0x3b0

 3886 16:22:56.172455  # [   52.948584]  ksys_write+0x68/0xf0

 3887 16:22:56.176252  # [   52.952659]  do_syscall_64+0x33/0x40

 3888 16:22:56.183077  # [   52.957193]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3889 16:22:56.185965  # [   52.963271] RIP: 0033:0x7ff97bb0a473

 3890 16:22:56.209021  # [   52.967813] 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

 3891 16:22:56.215385  # [   52.989314] RSP: 002b:00007ffca6739ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3892 16:22:56.225229  # [   52.998273] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff97bb0a473

 3893 16:22:56.231837  # [   53.006<6>[   53.453169] lkdtm: Performing direct entry DOUBLE_FAULT

 3894 16:22:56.235364  <3>[   53.459769] lkdtm: XFAIL: this test is ia32-only

 3895 16:22:56.245199  614] RDX: 000000000000000b RSI: 00007ff97b9fe000 RDI: 0000000000000001

 3896 16:22:56.251869  # [   53.014928] RBP: 00007ff97b9fe000 R08: 00007ff97b9fd010 R09: 0000000000000000

 3897 16:22:56.261658  # [   53.023213] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3898 16:22:56.268396  # [   53.031548] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3899 16:22:56.271913  # [   53.039839] irq event stamp: 0

 3900 16:22:56.278240  # [   53.043561] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3901 16:22:56.288461  # [   53.050886] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3902 16:22:56.298311  # [   53.060368] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 3903 16:22:56.304570  # [   53.069818] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3904 16:22:56.310964  # [   53.077136] ---[ end trace 3ad775b368f5862a ]---

 3905 16:22:56.314726  # [   53.082605] lkdtm: ok: SMEP did not get cleared

 3906 16:22:56.321234  # [   53.087977] lkdtm: trying to clear SMEP with call gadget

 3907 16:22:56.327641  # [   53.094265] lkdtm: ok: SMEP removal was reverted

 3908 16:22:56.330663  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 3909 16:22:56.337739  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 3910 16:22:56.340438  # selftests: lkdtm: DOUBLE_FAULT.sh

 3911 16:22:56.343844  # [   53.453169] lkdtm: Performing direct entry DOUBLE_FAULT

 3912 16:22:56.350508  # [   53.459769] lkdtm: XFAIL: this test is ia32-only

 3913 16:22:56.353649  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 3914 16:22:56.360367  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 3915 16:22:56.363710  # selftests: lkdtm: CORRUPT_PAC.sh

 3916 16:22:56.537250  <6>[   53.760187] lkdtm: Performing direct entry CORRUPT_PAC

 3917 16:22:56.544040  <3>[   53.766301] lkdtm: XFAIL: this test is arm64-only

 3918 16:22:56.613757  # [   53.760187] lkdtm: Performing direct entry CORRUPT_PAC

 3919 16:22:56.620353  # [   53.766301] lkdtm: XFAIL: this test is arm64-only

 3920 16:22:56.642172  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 3921 16:22:56.657099  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 3922 16:22:56.673823  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 3923 16:22:56.853994  <6>[   54.073940] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3924 16:22:56.860580  <3>[   54.081460] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3925 16:22:56.924204  # [   54.073940] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3926 16:22:56.930961  # [   54.081460] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3927 16:22:56.951653  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 3928 16:22:56.968333  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 3929 16:22:56.985115  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 3930 16:22:57.105080  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 3931 16:22:57.111773  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 3932 16:22:57.126645  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 3933 16:22:57.240173  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 3934 16:22:57.246741  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 3935 16:22:57.260043  # selftests: lkdtm: READ_AFTER_FREE.sh

 3936 16:22:57.447367  <6>[   54.670246] lkdtm: Performing direct entry READ_AFTER_FREE

 3937 16:22:57.453590  <6>[   54.676728] lkdtm: Value in memory before free: 12345678

 3938 16:22:57.460325  <6>[   54.682995] lkdtm: Attempting bad read from freed memory

 3939 16:22:57.466581  <6>[   54.689242] lkdtm: Memory was not poisoned

 3940 16:22:57.521333  # [   54.670246] lkdtm: Performing direct entry READ_AFTER_FREE

 3941 16:22:57.527343  # [   54.676728] lkdtm: Value in memory before free: 12345678

 3942 16:22:57.534036  # [   54.682995] lkdtm: Attempting bad read from freed memory

 3943 16:22:57.540810  # [   54.689242] lkdtm: Memory was not poisoned

 3944 16:22:57.552434  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 3945 16:22:57.569114  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 3946 16:22:57.585659  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 3947 16:22:57.701714  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 3948 16:22:57.710570  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 3949 16:22:57.728122  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 3950 16:22:57.915856  <6>[   55.136213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3951 16:22:57.922884  <6>[   55.143265] lkdtm: Value in memory before free: 12345678

 3952 16:22:57.926480  <6>[   55.149533] lkdtm: Attempting to read from freed memory

 3953 16:22:57.933028  <6>[   55.155686] lkdtm: Buddy page was not poisoned

 3954 16:22:57.995102  # [   55.136213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3955 16:22:57.998569  # [   55.143265] lkdtm: Value in memory before free: 12345678

 3956 16:22:58.005214  # [   55.149533] lkdtm: Attempting to read from freed memory

 3957 16:22:58.011891  # [   55.155686] lkdtm: Buddy page was not poisoned

 3958 16:22:58.022313  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 3959 16:22:58.038714  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 3960 16:22:58.055351  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 3961 16:22:58.237792  <6>[   55.461030] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3962 16:22:58.244412  <6>[   55.467605] lkdtm: Attempting double slab free ...

 3963 16:22:58.308393  # [   55.461030] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3964 16:22:58.315442  # [   55.467605] lkdtm: Attempting double slab free ...

 3965 16:22:58.338547  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 3966 16:22:58.354509  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 3967 16:22:58.369908  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 3968 16:22:58.545577  <6>[   55.768942] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3969 16:22:58.552056  <6>[   55.775402] lkdtm: Attempting cross-cache slab free ...

 3970 16:22:58.613160  # [   55.768942] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3971 16:22:58.619745  # [   55.775402] lkdtm: Attempting cross-cache slab free ...

 3972 16:22:58.641060  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 3973 16:22:58.656883  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 3974 16:22:58.673247  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 3975 16:22:58.849582  <6>[   56.072842] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3976 16:22:58.855974  <6>[   56.079218] lkdtm: Attempting non-Slab slab free ...

 3977 16:22:58.917277  # [   56.072842] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3978 16:22:58.923929  # [   56.079218] lkdtm: Attempting non-Slab slab free ...

 3979 16:22:58.946206  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 3980 16:22:58.963206  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 3981 16:22:58.979482  # selftests: lkdtm: SOFTLOCKUP.sh

 3982 16:22:59.103583  # Skipping SOFTLOCKUP: Hangs the system

 3983 16:22:59.110659  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 3984 16:22:59.127730  # selftests: lkdtm: HARDLOCKUP.sh

 3985 16:22:59.245882  # Skipping HARDLOCKUP: Hangs the system

 3986 16:22:59.253218  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 3987 16:22:59.269198  # selftests: lkdtm: SPINLOCKUP.sh

 3988 16:22:59.387725  # Skipping SPINLOCKUP: Hangs the system

 3989 16:22:59.394682  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 3990 16:22:59.406651  # selftests: lkdtm: HUNG_TASK.sh

 3991 16:22:59.531603  # Skipping HUNG_TASK: Hangs the system

 3992 16:22:59.538849  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 3993 16:22:59.552767  # selftests: lkdtm: EXEC_DATA.sh

 3994 16:22:59.739335  <6>[   56.962339] lkdtm: Performing direct entry EXEC_DATA

 3995 16:22:59.746006  <6>[   56.968276] lkdtm: attempting ok execution at ffffffffb8f7b980

 3996 16:22:59.752115  <6>[   56.975151] lkdtm: attempting bad execution at ffffffffbc031d00

 3997 16:22:59.762242  <2>[   56.982101] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3998 16:22:59.772312  <1>[   56.990765] BUG: unable to handle page fault for address: ffffffffbc031d00

 3999 16:22:59.778926  <1>[   56.998746] #PF: supervisor instruction fetch in kernel mode

 4000 16:22:59.781662  <1>[   57.005363] #PF: error_code(0x0011) - permissions violation

 4001 16:22:59.791650  <6>[   57.011887] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 800000017b0000e3 

 4002 16:22:59.794726  <4>[   57.019979] Oops: 0011 [#5] SMP PTI

 4003 16:22:59.805142  <4>[   57.024174] CPU: 1 PID: 1545 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4004 16:22:59.811297  <4>[   57.033123] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4005 16:22:59.814748  <4>[   57.040043] RIP: 0010:data_area+0x0/0x40

 4006 16:22:59.838259  <4>[   57.044724] Code: ff ff 00 bd 93 84 48 9b ff ff 00 bc 93 84 48 9b 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

 4007 16:22:59.844600  <4>[   57.066016] RSP: 0018:ffffba8b01fa7e48 EFLAGS: 00010246

 4008 16:22:59.851747  <4>[   57.072149] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4009 16:22:59.861649  <4>[   57.080420] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4010 16:22:59.868125  <4>[   57.088690] RBP: ffffffffbc031d00 R08: 0000000000000000 R09: 0000000000000000

 4011 16:22:59.878105  <4>[   57.096959] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4012 16:22:59.884988  <4>[   57.105226] R13: ffffba8b01fa7f10 R14: ffffba8b01fa7f10 R15: ffff9b488511b000

 4013 16:22:59.894421  <4>[   57.113495] FS:  00007f7f9f55f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4014 16:22:59.901459  <4>[   57.122833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4015 16:22:59.910779  <4>[   57.129548] CR2: ffffffffbc031d00 CR3: 00000001030be000 CR4: 00000000003506e0

 4016 16:22:59.911202  <4>[   57.137814] Call Trace:

 4017 16:22:59.917764  <4>[   57.140851]  ? __die_body.cold+0x1a/0x1f

 4018 16:22:59.921094  <4>[   57.145530]  ? no_context+0x177/0x380

 4019 16:22:59.927345  <4>[   57.149922]  ? exc_page_fault+0xd7/0x170

 4020 16:22:59.930928  <4>[   57.154601]  ? asm_exc_page_fault+0x1e/0x30

 4021 16:22:59.937613  <4>[   57.159581]  ? execute_location+0x48/0x56

 4022 16:22:59.940682  <4>[   57.164356]  ? direct_entry.cold+0x2c/0x38

 4023 16:22:59.944115  <4>[   57.169233]  ? full_proxy_write+0x56/0x80

 4024 16:22:59.950480  <4>[   57.174011]  ? vfs_write+0xea/0x3b0

 4025 16:22:59.954129  <4>[   57.178206]  ? ksys_write+0x68/0xf0

 4026 16:22:59.957583  <4>[   57.182403]  ? do_syscall_64+0x33/0x40

 4027 16:22:59.964354  <4>[   57.186887]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4028 16:23:00.003773  <4>[   57.193030] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4029 16:23:00.010429  <4>[   57.233150] CR2: ffffffffbc031d00

 4030 16:23:00.013813  <4>[   57.237150] ---[ end trace 3ad775b368f5862b ]---

 4031 16:23:00.020433  <4>[   57.242607] RIP: 0010:lkdtm_BUG+0x5/0x10

 4032 16:23:00.039991  <4>[   57.247283] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4033 16:23:00.046791  <4>[   57.268566] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4034 16:23:00.053548  <4>[   57.274698] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4035 16:23:00.063092  <4>[   57.282971] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4036 16:23:00.069544  <4>[   57.291240] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4037 16:23:00.079713  <4>[   57.299509] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4038 16:23:00.086197  <4>[   57.307777] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4039 16:23:00.096479  <4>[   57.316050] FS:  00007f7f9f55f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4040 16:23:00.102706  <4>[   57.325388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4041 16:23:00.112741  <4>[   57.332102] CR2: ffffffffbc031d00 CR3: 00000001030be000 CR4: 00000000003506e0

 4042 16:23:00.122667  <3>[   57.340379] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4043 16:23:00.132405  <3>[   57.350594] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1545, name: cat

 4044 16:23:00.135740  <4>[   57.359346] INFO: lockdep is turned off.

 4045 16:23:00.139349  <4>[   57.364020] irq event stamp: 0

 4046 16:23:00.145673  <4>[   57.367727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4047 16:23:00.155494  <4>[   57.375032] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4048 16:23:00.165521  <4>[   57.384470] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4049 16:23:00.172083  <4>[   57.393903] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4050 16:23:00.181619  <4>[   57.401203] CPU: 1 PID: 1545 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4051 16:23:00.187832  <4>[   57.410149] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4052 16:23:00.191366  <4>[   57.417054] Call Trace:

 4053 16:23:00.195181  <4>[   57.420086]  dump_stack+0x77/0x9b

 4054 16:23:00.201548  <4>[   57.424085]  ___might_sleep.cold+0xa6/0xb6

 4055 16:23:00.204927  <4>[   57.428958]  exit_signals+0x1c/0x300

 4056 16:23:00.208073  <4>[   57.433247]  do_exit+0xc2/0xab0

 4057 16:23:00.211879  <4>[   57.437050]  ? ksys_write+0x68/0xf0

 4058 16:23:00.218195  <4>[   57.441237]  make_task_dead+0x2f/0x30

 4059 16:23:00.221732  <4>[   57.445625]  rewind_stack_and_make_dead+0x17/0x20

 4060 16:23:00.227969  <4>[   57.451176] RIP: 0033:0x7f7f9f475473

 4061 16:23:00.247892  <4>[   57.455465] 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

 4062 16:23:00.258099  <4>[   57.476751] RSP: 002b:00007ffeb5758b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4063 16:23:00.264550  <4>[   57.485499] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7f9f475473

 4064 16:23:00.274585  <4>[   57.493770] RDX: 000000000000000a RSI: 00007f7f9f369000 RDI: 0000000000000001

 4065 16:23:00.281394  <4>[   57.502041] RBP: 00007f7f9f369000 R08: 00007f7f9f368010 R09: 0000000000000000

 4066 16:23:00.290860  <4>[   57.510308] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4067 16:23:00.297545  <4>[   57.518575] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4068 16:23:00.301760  # Killed

 4069 16:23:00.376984  # [   56.962339] lkdtm: Performing direct entry EXEC_DATA

 4070 16:23:00.383575  # [   56.968276] lkdtm: attempting ok execution at ffffffffb8f7b980

 4071 16:23:00.390117  # [   56.975151] lkdtm: attempting bad execution at ffffffffbc031d00

 4072 16:23:00.400063  # [   56.982101] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4073 16:23:00.406232  # [   56.990765] BUG: unable to handle page fault for address: ffffffffbc031d00

 4074 16:23:00.413574  # [   56.998746] #PF: supervisor instruction fetch in kernel mode

 4075 16:23:00.419994  # [   57.005363] #PF: error_code(0x0011) - permissions violation

 4076 16:23:00.429871  # [   57.011887] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 800000017b0000e3 

 4077 16:23:00.432761  # [   57.019979] Oops: 0011 [#5] SMP PTI

 4078 16:23:00.443112  # [   57.024174] CPU: 1 PID: 1545 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4079 16:23:00.449682  # [   57.033123] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4080 16:23:00.452544  # [   57.040043] RIP: 0010:data_area+0x0/0x40

 4081 16:23:00.472685  # [   57.044724] Code: ff ff 00 bd 93 84 48 9b ff ff 00 bc 93 84 48 9b 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

 4082 16:23:00.479095  # [   57.066016] RSP: 0018:ffffba8b01fa7e48 EFLAGS: 00010246

 4083 16:23:00.488770  # [   57.072149] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4084 16:23:00.495341  # [   57.080420] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4085 16:23:00.505511  # [   57.088690] RBP: ffffffffbc031d00 R08: 0000000000000000 R09: 0000000000000000

 4086 16:23:00.512109  # [   57.096959] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4087 16:23:00.521732  # [   57.105226] R13: ffffba8b01fa7f10 R14: ffffba8b01fa7f10 R15: ffff9b488511b000

 4088 16:23:00.528500  # [   57.113495] FS:  00007f7f9f55f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4089 16:23:00.535113  # [   57.122833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4090 16:23:00.544798  # [   57.129548] CR2: ffffffffbc031d00 CR3: 00000001030be000 CR4: 00000000003506e0

 4091 16:23:00.548710  # [   57.137814] Call Trace:

 4092 16:23:00.551708  # [   57.140851]  ? __die_body.cold+0x1a/0x1f

 4093 16:23:00.554612  # [   57.145530]  ? no_context+0x177/0x380

 4094 16:23:00.561360  # [   57.149922]  ? exc_page_fault+0xd7/0x170

 4095 16:23:00.564728  # [   57.154601]  ? asm_exc_page_fault+0x1e/0x30

 4096 16:23:00.571276  # [   57.159581]  ? execute_location+0x48/0x56

 4097 16:23:00.574701  # [   57.164356]  ? direct_entry.cold+0x2c/0x38

 4098 16:23:00.577847  # [   57.169233]  ? full_proxy_write+0x56/0x80

 4099 16:23:00.584694  # [   57.174011]  ? vfs_write+0xea/0x3b0

 4100 16:23:00.587674  # [   57.178206]  ? ksys_write+0x68/0xf0

 4101 16:23:00.591440  # [   57.182403]  ? do_syscall_64+0x33/0x40

 4102 16:23:00.597751  # [   57.186887]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4103 16:23:00.637511  # [   57.193030] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4104 16:23:00.640710  # [   57.233150] CR2: ffffffffbc031d00

 4105 16:23:00.647243  # [   57.237150] ---[ end trace 3ad775b368f5862b ]---

 4106 16:23:00.650835  # [   57.242607] RIP: 0010:lkdtm_BUG+0x5/0x10

 4107 16:23:00.674026  # [   57.247283] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4108 16:23:00.683511  # [   57.268566] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00<6>[   57.904949] lkdtm: Performing direct entry EXEC_STACK

 4109 16:23:00.690579  <6>[   57.912933] lkdtm: attempting ok execution at ffffffffb8f7b980

 4110 16:23:00.697136  <6>[   57.919773] lkdtm: attempting bad execution at ffffba8b0201fe18

 4111 16:23:00.707166  <2>[   57.926716] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4112 16:23:00.713798  <1>[   57.935375] BUG: unable to handle page fault for address: ffffba8b0201fe18

 4113 16:23:00.720234  <1>[   57.943350] #PF: supervisor instruction fetch in kernel mode

 4114 16:23:00.727196  <1>[   57.949963] #PF: error_code(0x0011) - permissions violation

 4115 16:23:00.737223  <6>[   57.956483] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1053a6067 PTE 80000001033ef063

 4116 16:23:00.740179  <4>[   57.965834] Oops: 0011 [#6] SMP PTI

 4117 16:23:00.750289  <4>[   57.970027] CPU: 0 PID: 1582 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4118 16:23:00.756832  <4>[   57.978977] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4119 16:23:00.763383  <4>[   57.985891] RIP: 0010:0xffffba8b0201fe18

 4120 16:23:00.783025  <4>[   57.990568] Code: 00 00 18 fe 01 02 8b ba ff ff 46 e6 65 b9 ff ff ff ff 20 00 00 00 00 00 00 00 16 1e 58 ba ff ff ff ff 72 e7 65 b9 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

 4121 16:23:00.789889  <4>[   58.011836] RSP: 0018:ffffba8b0201fdf8 EFLAGS: 00010246

 4122 16:23:00.796382  <4>[   58.017970] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4123 16:23:00.806715  <4>[   58.026236] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 4124 16:23:00.813339  <4>[   58.034503] RBP: ffffba8b0201fe18 R08: 0000000000000000 R09: 0000000000000000

 4125 16:23:00.822948  <4>[   58.042768] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4126 16:23:00.829962  <4>[   58.051035] R13: ffffba8b0201ff10 R14: ffffba8b0201ff10 R15: ffff9b48859c9000

 4127 16:23:00.839741  <4>[   58.059303] FS:  00007f1f71931580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4128 16:23:00.846513  <4>[   58.068643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4129 16:23:00.856117  <4>[   58.075354] CR2: ffffba8b0201fe18 CR3: 00000001026da000 CR4: 00000000003506f0

 4130 16:23:00.859600  <4>[   58.083621] Call Trace:

 4131 16:23:00.863183  <4>[   58.086672]  ? __die_body.cold+0x1a/0x1f

 4132 16:23:00.865994  <4>[   58.091353]  ? no_context+0x177/0x380

 4133 16:23:00.872677  <4>[   58.095744]  ? exc_page_fault+0xd7/0x170

 4134 16:23:00.876242  <4>[   58.100420]  ? asm_exc_page_fault+0x1e/0x30

 4135 16:23:00.883303  <4>[   58.105401]  ? execute_location+0x48/0x56

 4136 16:23:00.886076  <4>[   58.110176]  ? lkdtm_EXEC_STACK+0x26/0x44

 4137 16:23:00.892657  <4>[   58.114945]  ? direct_entry.cold+0x2c/0x38

 4138 16:23:00.895888  <4>[   58.119819]  ? full_proxy_write+0x56/0x80

 4139 16:23:00.899630  <4>[   58.124598]  ? vfs_write+0xea/0x3b0

 4140 16:23:00.906465  <4>[   58.128792]  ? ksys_write+0x68/0xf0

 4141 16:23:00.909219  <4>[   58.132986]  ? do_syscall_64+0x33/0x40

 4142 16:23:00.915864  <4>[   58.137467]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4143 16:23:00.916348  010282

 4144 16:23:00.962270  # [   57.274698] RAX: ffffffffb8f7b5b0 RBX: 000000000000<4>[   58.143608] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4145 16:23:00.965958  <4>[   58.189926] CR2: ffffba8b0201fe18

 4146 16:23:00.971834  <4>[   58.193924] ---[ end trace 3ad775b368f5862c ]---

 4147 16:23:00.974979  <4>[   58.199383] RIP: 0010:lkdtm_BUG+0x5/0x10

 4148 16:23:00.998139  <4>[   58.204058] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4149 16:23:01.004654  <4>[   58.225344] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4150 16:23:01.011633  <4>[   58.231478] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4151 16:23:01.021099  <4>[   58.239744] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4152 16:23:01.027734  <4>[   58.248013] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4153 16:23:01.037682  <4>[   58.256276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4154 16:23:01.044665  <4>[   58.264545] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4155 16:23:01.054048  <4>[   58.272815] FS:  00007f1f71931580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4156 16:23:01.061225  <4>[   58.282152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4157 16:23:01.067527  <4>[   58.288866] CR2: ffffba8b0201fe18 CR3: 00000001026da000 CR4: 00000000003506f0

 4158 16:23:01.070852  0001 RCX: 0000000000000000

 4159 16:23:01.080626  # [   57.282971] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4160 16:23:01.087181  # [   57.291240] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4161 16:23:01.096924  # [   57.299509] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4162 16:23:01.103794  # [   57.307777] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4163 16:23:01.113584  # [   57.316050] FS:  00007f7f9f55f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4164 16:23:01.120408  # [   57.325388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4165 16:23:01.127023  # [   57.332102] CR2: ffffffffbc031d00 CR3: 00000001030be000 CR4: 00000000003506e0

 4166 16:23:01.140436  # [   57.340379] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4167 16:23:01.146694  # [   57.350594] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1545, name: cat

 4168 16:23:01.153142  # [   57.359346] INFO: lockdep is turned off.

 4169 16:23:01.156692  # [   57.364020] irq event stamp: 0

 4170 16:23:01.163400  # [   57.367727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4171 16:23:01.173144  # [   57.375032] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4172 16:23:01.180035  # [   57.384470] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4173 16:23:01.190198  # [   57.393903] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4174 16:23:01.196685  # [   57.401203] CPU: 1 PID: 1545 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4175 16:23:01.203091  # [   57.410149] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4176 16:23:01.206061  # [   57.417054] Call Trace:

 4177 16:23:01.209738  # [   57.420086]  dump_stack+0x77/0x9b

 4178 16:23:01.215913  # [   57.424085]  ___might_sleep.cold+0xa6/0xb6

 4179 16:23:01.219462  # [   57.428958]  exit_signals+0x1c/0x300

 4180 16:23:01.222723  # [   57.433247]  do_exit+0xc2/0xab0

 4181 16:23:01.226085  # [   57.437050]  ? ksys_write+0x68/0xf0

 4182 16:23:01.232432  # [   57.441237]  make_task_dead+0x2f/0x30

 4183 16:23:01.236079  # [   57.445625]  rewind_stack_and_make_dead+0x17/0x20

 4184 16:23:01.242716  # [   57.451176] RIP: 0033:0x7f7f9f475473

 4185 16:23:01.262459  # [   57.455465] 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

 4186 16:23:01.272235  # [   57.476751] RSP: 002b:00007ffeb5758b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4187 16:23:01.278941  # [   57.485499] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7f9f475473

 4188 16:23:01.289232  # [   57.493770] RDX: 000000000000000a RSI: 00007f7f9f369000 RDI: 0000000000000001

 4189 16:23:01.295407  # [   57.502041] RBP: 00007f7f9f369000 R08: 00007f7f9f368010 R09: 0000000000000000

 4190 16:23:01.305050  # [   57.510308] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4191 16:23:01.312095  # [   57.518575] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4192 16:23:01.315175  # EXEC_DATA: saw 'call trace:': ok

 4193 16:23:01.318192  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4194 16:23:01.321627  # selftests: lkdtm: EXEC_STACK.sh

 4195 16:23:01.324865  # Killed

 4196 16:23:01.328125  # [   57.904949] lkdtm: Performing direct entry EXEC_STACK

 4197 16:23:01.334825  # [   57.912933] lkdtm: attempting ok execution at ffffffffb8f7b980

 4198 16:23:01.341581  # [   57.919773] lkdtm: attempting bad execution at ffffba8b0201fe18

 4199 16:23:01.351629  # [   57.926716] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4200 16:23:01.358092  # [   57.935375] BUG: unable to handle page fault for address: ffffba8b0201fe18

 4201 16:23:01.364767  # [   57.943350] #PF: supervisor instruction fetch in kernel mode

 4202 16:23:01.371493  # [   57.949963] #PF: error_code(0x0011) - permissions violation

 4203 16:23:01.381338  # [   57.956483] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1053a6067 PTE 80000001033ef063

 4204 16:23:01.384400  # [   57.965834] Oops: 0011 [#6] SMP PTI

 4205 16:23:01.398045  # [   57.970027] CPU: 0 PID: 1582 Comm: cat Tainted: G      D W       <6>[   58.616036] lkdtm: Performing direct entry EXEC_KMALLOC

 4206 16:23:01.400928    5.10.199-cip39 #1

 4207 16:23:01.410973  # [   57.978977] Hardware name: Google Cora<6>[   58.626898] lkdtm: attempting ok execution at ffffffffb8f7b980

 4208 16:23:01.414839  l/Coral, BIOS  09/29/2020

 4209 16:23:01.424580  # [   57.985891] RIP: 0010:0xffffba8b<6>[   58.639942] lkdtm: attempting bad execution at ffff9b4882964980

 4210 16:23:01.427393  0201fe18

 4211 16:23:01.440687  # [   57.990568] Code: 00 00 18 fe 01 02 8b ba ff ff 4<2>[   58.653122] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4212 16:23:01.447134  <1>[   58.667926] BUG: unable to handle page fault for address: ffff9b4882964980

 4213 16:23:01.453857  <1>[   58.675905] #PF: supervisor instruction fetch in kernel mode

 4214 16:23:01.460893  <1>[   58.682522] #PF: error_code(0x0011) - permissions violation

 4215 16:23:01.470345  <6>[   58.689039] PGD 17b201067 P4D 17b201067 PUD 1003bb063 PMD 102962063 PTE 8000000102964063

 4216 16:23:01.474007  <4>[   58.698390] Oops: 0011 [#7] SMP PTI

 4217 16:23:01.484127  <4>[   58.702581] CPU: 1 PID: 1619 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4218 16:23:01.490166  <4>[   58.711527] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4219 16:23:01.493790  <4>[   58.718440] RIP: 0010:0xffff9b4882964980

 4220 16:23:01.517199  <4>[   58.723119] Code: 00 00 02 00 00 00 00 00 00 00 00 4d 96 82 48 9b ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 eb f2 4f b8 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

 4221 16:23:01.523786  <4>[   58.744402] RSP: 0018:ffffba8b02097e38 EFLAGS: 00010246

 4222 16:23:01.529966  <4>[   58.750536] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4223 16:23:01.540177  <4>[   58.758803] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4224 16:23:01.546527  <4>[   58.767071] RBP: ffff9b4882964980 R08: 0000000000000000 R09: 0000000000000000

 4225 16:23:01.557017  <4>[   58.775342] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4226 16:23:01.563518  <4>[   58.783609] R13: ffffba8b02097f10 R14: ffffba8b02097f10 R15: ffff9b48833f9000

 4227 16:23:01.572809  <4>[   58.791878] FS:  00007faaafe3e580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4228 16:23:01.579755  <4>[   58.801217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4229 16:23:01.589975  <4>[   58.807930] CR2: ffff9b4882964980 CR3: 00000001032ae000 CR4: 00000000003506e0

 4230 16:23:01.590529  <4>[   58.816200] Call Trace:

 4231 16:23:01.596784  <4>[   58.819239]  ? __die_body.cold+0x1a/0x1f

 4232 16:23:01.599218  <4>[   58.823922]  ? no_context+0x177/0x380

 4233 16:23:01.605868  <4>[   58.828315]  ? exc_page_fault+0xd7/0x170

 4234 16:23:01.609356  <4>[   58.832995]  ? asm_exc_page_fault+0x1e/0x30

 4235 16:23:01.615978  <4>[   58.837976]  ? execute_location+0x48/0x56

 4236 16:23:01.619525  <4>[   58.842750]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4237 16:23:01.625988  <4>[   58.847708]  ? direct_entry.cold+0x2c/0x38

 4238 16:23:01.629677  <4>[   58.852588]  ? full_proxy_write+0x56/0x80

 4239 16:23:01.632769  <4>[   58.857365]  ? vfs_write+0xea/0x3b0

 4240 16:23:01.639730  <4>[   58.861559]  ? ksys_write+0x68/0xf0

 4241 16:23:01.642348  <4>[   58.865754]  ? do_syscall_64+0x33/0x40

 4242 16:23:01.648866  <4>[   58.870236]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4243 16:23:01.689031  <4>[   58.876375] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4244 16:23:01.692154  <4>[   58.916489] CR2: ffff9b4882964980

 4245 16:23:01.698745  <4>[   58.920488] ---[ end trace 3ad775b368f5862d ]---

 4246 16:23:01.702429  <4>[   58.925942] RIP: 0010:lkdtm_BUG+0x5/0x10

 4247 16:23:01.725016  <4>[   58.930616] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4248 16:23:01.728145  <4>[   58.951898] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4249 16:23:01.738436  <4>[   58.958034] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4250 16:23:01.744580  <4>[   58.966300] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4251 16:23:01.754815  <4>[   58.974566] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4252 16:23:01.761342  <4>[   58.982835] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4253 16:23:01.772051  <4>[   58.991102] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4254 16:23:01.781061  <4>[   58.999370] FS:  00007faaafe3e580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4255 16:23:01.788111  <4>[   59.008702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4256 16:23:01.794773  <4>[   59.015416] CR2: ffff9b4882964980 CR3: 00000001032ae000 CR4: 00000000003506e0

 4257 16:23:01.804243  <3>[   59.023685] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4258 16:23:01.814532  <3>[   59.033894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1619, name: cat

 4259 16:23:01.817364  <4>[   59.042647] INFO: lockdep is turned off.

 4260 16:23:01.824056  <4>[   59.047319] irq event stamp: 0

 4261 16:23:01.830613  <4>[   59.051021] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4262 16:23:01.840796  <4>[   59.058321] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4263 16:23:01.850765  <4>[   59.067745] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4264 16:23:01.857457  <4>[   59.077179] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4265 16:23:01.863465  <4>[   59.084475] CPU: 1 PID: 1619 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4266 16:23:01.873401  <4>[   59.093423] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4267 16:23:01.873942  <4>[   59.100327] Call Trace:

 4268 16:23:01.880286  <4>[   59.103361]  dump_stack+0x77/0x9b

 4269 16:23:01.883411  <4>[   59.107362]  ___might_sleep.cold+0xa6/0xb6

 4270 16:23:01.886870  <4>[   59.112236]  exit_signals+0x1c/0x300

 4271 16:23:01.893416  <4>[   59.116525]  do_exit+0xc2/0xab0

 4272 16:23:01.897024  <4>[   59.120329]  ? ksys_write+0x68/0xf0

 4273 16:23:01.900102  <4>[   59.124522]  make_task_dead+0x2f/0x30

 4274 16:23:01.906985  <4>[   59.128908]  rewind_stack_and_make_dead+0x17/0x20

 4275 16:23:01.910659  <4>[   59.134457] RIP: 0033:0x7faaafd54473

 4276 16:23:01.933825  <4>[   59.138745] 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

 4277 16:23:01.940060  <4>[   59.160027] RSP: 002b:00007ffe64606568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4278 16:23:01.949846  <4>[   59.168781] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007faaafd54473

 4279 16:23:01.956567  <4>[   59.177047] RDX: 000000000000000d RSI: 00007faaafc48000 RDI: 0000000000000001

 4280 16:23:01.966230  <4>[   59.185313] RBP: 00007faaafc48000 R08: 00007faaafc47010 R09: 0000000000000000

 4281 16:23:01.972678  <4>[   59.193579] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4282 16:23:01.982352  <4>[   59.201843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4283 16:23:01.998939  6 e6 65 b9 ff ff ff ff 20 00 00 00 00 00 00 00 16 1e 58 ba ff ff ff ff 72 e7 65 b9 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

 4284 16:23:02.005381  # [   58.011836] RSP: 0018:ffffba8b0201fdf8 EFLAGS: 00010246

 4285 16:23:02.012156  # [   58.017970] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4286 16:23:02.018994  # [   58.026236] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 4287 16:23:02.028409  # [   58.034503] RBP: ffffba8b0201fe18 R08: 0000000000000000 R09: 0000000000000000

 4288 16:23:02.035476  # [   58.042768] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4289 16:23:02.045020  # [   58.051035] R13: ffffba8b0201ff10 R14: ffffba8b0201ff10 R15: ffff9b48859c9000

 4290 16:23:02.054919  # [   58.059303] FS:  00007f1f71931580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4291 16:23:02.061588  # [   58.068643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4292 16:23:02.067841  # [   58.075354] CR2: ffffba8b0201fe18 CR3: 00000001026da000 CR4: 00000000003506f0

 4293 16:23:02.071563  # [   58.083621] Call Trace:

 4294 16:23:02.074575  # [   58.086672]  ? __die_body.cold+0x1a/0x1f

 4295 16:23:02.081446  # [   58.091353]  ? no_context+0x177/0x380

 4296 16:23:02.084566  # [   58.095744]  ? exc_page_fault+0xd7/0x170

 4297 16:23:02.091065  # [   58.100420]  ? asm_exc_page_fault+0x1e/0x30

 4298 16:23:02.094410  # [   58.105401]  ? execute_location+0x48/0x56

 4299 16:23:02.098071  # [   58.110176]  ? lkdtm_EXEC_STACK+0x26/0x44

 4300 16:23:02.104539  # [   58.114945]  ? direct_entry.cold+0x2c/0x38

 4301 16:23:02.107790  # [   58.119819]  ? full_proxy_write+0x56/0x80

 4302 16:23:02.111562  # [   58.124598]  ? vfs_write+0xea/0x3b0

 4303 16:23:02.117990  # [   58.128792]  ? ksys_write+0x68/0xf0

 4304 16:23:02.121821  # [   58.132986]  ? do_syscall_64+0x33/0x40

 4305 16:23:02.127620  # [   58.137467]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4306 16:23:02.167490  # [   58.143608] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4307 16:23:02.170726  # [   58.189926] CR2: ffffba8b0201fe18

 4308 16:23:02.177269  # [   58.193924] ---[ end trace 3ad775b368f5862c ]---

 4309 16:23:02.180315  # [   58.199383] RIP: 0010:lkdtm_BUG+0x5/0x10

 4310 16:23:02.203274  # [   58.204058] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4311 16:23:02.206849  # [   58.225344] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4312 16:23:02.216511  # [   58.231478] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4313 16:23:02.223236  # [   58.239744] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4314 16:23:02.233591  # [   58.248013] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4315 16:23:02.239739  # [   58.256276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4316 16:23:02.250087  # [   58.264545] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4317 16:23:02.259830  # [   58.272815] FS:  00007f1f71931580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4318 16:23:02.266139  # [   58.282152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4319 16:23:02.272681  # [   58.288866] CR2: ffffba8b0201fe18 CR3: 00000001026da000 CR4: 00000000003506f0

 4320 16:23:02.276291  # EXEC_STACK: saw 'call trace:': ok

 4321 16:23:02.279732  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4322 16:23:02.282718  # selftests: lkdtm: EXEC_KMALLOC.sh

 4323 16:23:02.286185  # Killed

 4324 16:23:02.289147  # [   58.616036] lkdtm: Performing direct entry EXEC_KMALLOC

 4325 16:23:02.295749  # [   58.626898] lkdtm: attempting ok execution at ffffffffb8f7b980

 4326 16:23:02.306349  # [   58.639942] lkdtm: attempting bad execution at ffff9b4882964980

 4327 16:23:02.312090  # [   58.653122] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4328 16:23:02.319104  # [   58.667926] BUG: unable to handle page fault for address: ffff9b4882964980

 4329 16:23:02.325454  # [   58.675905] #PF: supervisor instruction fetch in kernel mode

 4330 16:23:02.331938  # [   58.682522] #PF: error_code(0x0011) - permissions violation

 4331 16:23:02.342054  # [   58.689039] PGD 17b201067 P4D 17b201067 PUD 1003bb063 PMD 102962063 PTE 8000000102964063

 4332 16:23:02.345688  # [   58.698390] Oops: 0011 [#7] SMP PTI

 4333 16:23:02.355315  # [   58.702581] C<6>[   59.572005] lkdtm: Performing direct entry EXEC_VMALLOC

 4334 16:23:02.362001  <6>[   59.583048] lkdtm: attempting ok execution at ffffffffb8f7b980

 4335 16:23:02.368361  <6>[   59.589909] lkdtm: attempting bad execution at ffffba8b00521000

 4336 16:23:02.381674  <P2U: 1 PID: 1619 Comm: cat Tainted: G      D W         5.10.199->[   59.596854] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4337 16:23:02.391410  <1>[   59.611620] BUG: unable to handle page fault for address: ffffba8b00521000

 4338 16:23:02.397835  <1>[   59.619597] #PF: supervisor instruction fetch in kernel mode

 4339 16:23:02.404553  <1>[   59.626211] #PF: error_code(0x0011) - permissions violation

 4340 16:23:02.404647  ip39 #1

 4341 16:23:02.421088  # [   58.711527] Hardware name: Google Coral/Coral, BIO<6>[   59.632729] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1008d7067 PTE 8000000105b24063

 4342 16:23:02.424613  <4>[   59.648288] Oops: 0011 [#8] SMP PTI

 4343 16:23:02.424715  S  09/29/2020

 4344 16:23:02.431218  # [   58.718440] RIP: 0010:0xffff9b4882964980

 4345 16:23:02.437748  # <4>[   59.652480] CPU: 0 PID: 1656 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4346 16:23:02.447334  <4>[   59.667631] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4347 16:23:02.450983  <4>[   59.674544] RIP: 0010:0xffffba8b00521000

 4348 16:23:02.457430  <4>[   59.679220] Code: Unable to access opcode bytes at RIP 0xffffba8b00520fd6.

 4349 16:23:02.464185  <4>[   59.687187] RSP: 0018:ffffba8b0210fe38 EFLAGS: 00010246

 4350 16:23:02.474128  <4>[   59.693311] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4351 16:23:02.480613  <4>[   59.701577] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 4352 16:23:02.490547  <4>[   59.709842] RBP: ffffba8b00521000 R08: 0000000000000000 R09: 0000000000000000

 4353 16:23:02.497030  <4>[   59.718109] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4354 16:23:02.507068  <4>[   59.726375] R13: ffffba8b0210ff10 R14: ffffba8b0210ff10 R15: ffff9b4885b24000

 4355 16:23:02.516716  <4>[   59.734644] FS:  00007f4c601e0580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4356 16:23:02.523635  <4>[   59.743982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4357 16:23:02.530152  <4>[   59.750694] CR2: ffffba8b00520fd6 CR3: 00000001030b6000 CR4: 00000000003506f0

 4358 16:23:02.533603  <4>[   59.758961] Call Trace:

 4359 16:23:02.536805  <4>[   59.761998]  ? __die_body.cold+0x1a/0x1f

 4360 16:23:02.543724  <4>[   59.766683]  ? no_context+0x177/0x380

 4361 16:23:02.546765  <4>[   59.771075]  ? exc_page_fault+0xd7/0x170

 4362 16:23:02.553316  <4>[   59.775751]  ? asm_exc_page_fault+0x1e/0x30

 4363 16:23:02.557012  <4>[   59.780734]  ? execute_location+0x48/0x56

 4364 16:23:02.563598  <4>[   59.785512]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4365 16:23:02.566662  <4>[   59.790480]  ? direct_entry.cold+0x2c/0x38

 4366 16:23:02.570232  <4>[   59.795353]  ? full_proxy_write+0x56/0x80

 4367 16:23:02.576691  <4>[   59.800130]  ? vfs_write+0xea/0x3b0

 4368 16:23:02.580240  <4>[   59.804323]  ? ksys_write+0x68/0xf0

 4369 16:23:02.583308  <4>[   59.808517]  ? do_syscall_64+0x33/0x40

 4370 16:23:02.589939  <4>[   59.812999]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4371 16:23:02.635947  [   58.723119] Code: 00 00 02 00 00 00 00 00 00 00 00 4d 96 82 4<4>[   59.819138] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4372 16:23:02.639783  <4>[   59.865461] CR2: ffffba8b00521000

 4373 16:23:02.646246  <4>[   59.869460] ---[ end trace 3ad775b368f5862e ]---

 4374 16:23:02.649364  <4>[   59.874913] RIP: 0010:lkdtm_BUG+0x5/0x10

 4375 16:23:02.672371  <4>[   59.879582] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4376 16:23:02.679300  <4>[   59.900860] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4377 16:23:02.685883  <4>[   59.906992] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4378 16:23:02.695404  <4>[   59.915258] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4379 16:23:02.702592  <4>[   59.923526] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4380 16:23:02.712139  <4>[   59.931795] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4381 16:23:02.718631  <4>[   59.940061] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4382 16:23:02.728931  <4>[   59.948330] FS:  00007f4c601e0580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4383 16:23:02.735032  <4>[   59.957668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4384 16:23:02.745403  <4>[   59.964382] CR2: ffffba8b00520fd6 CR3: 00000001030b6000 CR4: 00000000003506f0

 4385 16:23:02.758376  8 9b ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 eb f2 4f b8 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

 4386 16:23:02.764854  # [   58.744402] RSP: 0018:ffffba8b02097e38 EFLAGS: 00010246

 4387 16:23:02.771454  # [   58.750536] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4388 16:23:02.781610  # [   58.758803] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4389 16:23:02.788013  # [   58.767071] RBP: ffff9b4882964980 R08: 0000000000000000 R09: 0000000000000000

 4390 16:23:02.798052  # [   58.775342] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4391 16:23:02.804571  # [   58.783609] R13: ffffba8b02097f10 R14: ffffba8b02097f10 R15: ffff9b48833f9000

 4392 16:23:02.814680  # [   58.791878] FS:  00007faaafe3e580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4393 16:23:02.821195  # [   58.801217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4394 16:23:02.831240  # [   58.807930] CR2: ffff9b4882964980 CR3: 00000001032ae000 CR4: 00000000003506e0

 4395 16:23:02.831332  # [   58.816200] Call Trace:

 4396 16:23:02.837682  # [   58.819239]  ? __die_body.cold+0x1a/0x1f

 4397 16:23:02.841487  # [   58.823922]  ? no_context+0x177/0x380

 4398 16:23:02.844357  # [   58.828315]  ? exc_page_fault+0xd7/0x170

 4399 16:23:02.850712  # [   58.832995]  ? asm_exc_page_fault+0x1e/0x30

 4400 16:23:02.854344  # [   58.837976]  ? execute_location+0x48/0x56

 4401 16:23:02.860716  # [   58.842750]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4402 16:23:02.864432  # [   58.847708]  ? direct_entry.cold+0x2c/0x38

 4403 16:23:02.870615  # [   58.852588]  ? full_proxy_write+0x56/0x80

 4404 16:23:02.873968  # [   58.857365]  ? vfs_write+0xea/0x3b0

 4405 16:23:02.877160  # [   58.861559]  ? ksys_write+0x68/0xf0

 4406 16:23:02.883698  # [   58.865754]  ? do_syscall_64+0x33/0x40

 4407 16:23:02.887534  # [   58.870236]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4408 16:23:02.926597  # [   58.876375] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4409 16:23:02.933171  # [   58.916489] CR2: ffff9b4882964980

 4410 16:23:02.936636  # [   58.920488] ---[ end trace 3ad775b368f5862d ]---

 4411 16:23:02.943367  # [   58.925942] RIP: 0010:lkdtm_BUG+0x5/0x10

 4412 16:23:02.963158  # [   58.930616] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4413 16:23:02.969717  # [   58.951898] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4414 16:23:02.976321  # [   58.958034] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4415 16:23:02.986100  # [   58.966300] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4416 16:23:02.992363  # [   58.974566] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4417 16:23:03.002431  # [   58.982835] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4418 16:23:03.008933  # [   58.991102] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4419 16:23:03.018772  # [   58.999370] FS:  00007faaafe3e580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4420 16:23:03.025795  # [   59.008702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4421 16:23:03.035669  # [   59.015416] CR2: ffff9b4882964980 CR3: 00000001032ae000 CR4: 00000000003506e0

 4422 16:23:03.045027  # [   59.023685] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4423 16:23:03.051715  # [   59.033894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1619, name: cat

 4424 16:23:03.058420  # [   59.042647] INFO: lockdep is turned off.

 4425 16:23:03.061491  # [   59.047319] irq event stamp: 0

 4426 16:23:03.068251  # [   59.051021] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4427 16:23:03.078215  # [   59.058321] hardirqs last disabled at (0): [<ffffff<6>[   60.300156] lkdtm: Performing direct entry EXEC_RODATA

 4428 16:23:03.084595  ffb84fd6cc>] copy_process+0x65c/0x20e0

 4429 16:23:03.091142  # [   59.067745] softirq<6>[   60.308262] lkdtm: attempting ok execution at ffffffffb8f7b980

 4430 16:23:03.104524  s last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/<6>[   60.321309] lkdtm: attempting bad execution at ffffffffba0f8240

 4431 16:23:03.108017  0x20e0

 4432 16:23:03.120954  # [   59.077179] softirqs last disabled at (0): [<000000<2>[   60.334486] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4433 16:23:03.127433  <1>[   60.349295] BUG: unable to handle page fault for address: ffffffffba0f8240

 4434 16:23:03.134373  <1>[   60.357269] #PF: supervisor instruction fetch in kernel mode

 4435 16:23:03.140620  <1>[   60.363888] #PF: error_code(0x0011) - permissions violation

 4436 16:23:03.150381  <6>[   60.370412] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 80000001790001e1 

 4437 16:23:03.153794  <4>[   60.378503] Oops: 0011 [#9] SMP PTI

 4438 16:23:03.163587  <4>[   60.382694] CPU: 1 PID: 1693 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4439 16:23:03.170771  <4>[   60.391632] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4440 16:23:03.176841  <4>[   60.398551] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4441 16:23:03.197084  <4>[   60.404591] Code: ff ff e2 fb 65 b9 ff ff ff ff 62 20 58 ba ff ff ff ff 28 e3 65 b9 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

 4442 16:23:03.203650  <4>[   60.425871] RSP: 0018:ffffba8b0217fe48 EFLAGS: 00010246

 4443 16:23:03.213326  <4>[   60.431994] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4444 16:23:03.220022  <4>[   60.440260] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4445 16:23:03.230115  <4>[   60.448527] RBP: ffffffffba0f8240 R08: 0000000000000000 R09: 0000000000000000

 4446 16:23:03.236509  <4>[   60.456790] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4447 16:23:03.246228  <4>[   60.465056] R13: ffffba8b0217ff10 R14: ffffba8b0217ff10 R15: ffff9b48858f0000

 4448 16:23:03.252799  <4>[   60.473326] FS:  00007f3a5d317580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4449 16:23:03.259387  <4>[   60.482661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4450 16:23:03.269259  <4>[   60.489372] CR2: ffffffffba0f8240 CR3: 0000000105950000 CR4: 00000000003506e0

 4451 16:23:03.272687  <4>[   60.497636] Call Trace:

 4452 16:23:03.276130  <4>[   60.500670]  ? __die_body.cold+0x1a/0x1f

 4453 16:23:03.282366  <4>[   60.505342]  ? no_context+0x177/0x380

 4454 16:23:03.285508  <4>[   60.509733]  ? exc_page_fault+0xd7/0x170

 4455 16:23:03.292092  <4>[   60.514410]  ? asm_exc_page_fault+0x1e/0x30

 4456 16:23:03.295756  <4>[   60.519390]  ? execute_location+0x48/0x56

 4457 16:23:03.298989  <4>[   60.524164]  ? direct_entry.cold+0x2c/0x38

 4458 16:23:03.305626  <4>[   60.529037]  ? full_proxy_write+0x56/0x80

 4459 16:23:03.309156  <4>[   60.533814]  ? vfs_write+0xea/0x3b0

 4460 16:23:03.312075  <4>[   60.538004]  ? ksys_write+0x68/0xf0

 4461 16:23:03.318648  <4>[   60.542188]  ? do_syscall_64+0x33/0x40

 4462 16:23:03.325218  <4>[   60.546667]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4463 16:23:03.364671  <4>[   60.552808] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4464 16:23:03.368308  <4>[   60.592910] CR2: ffffffffba0f8240

 4465 16:23:03.374948  <4>[   60.596907] ---[ end trace 3ad775b368f5862f ]---

 4466 16:23:03.377894  <4>[   60.602361] RIP: 0010:lkdtm_BUG+0x5/0x10

 4467 16:23:03.398221  <4>[   60.607037] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4468 16:23:03.404648  <4>[   60.628318] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4469 16:23:03.414696  <4>[   60.634442] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4470 16:23:03.421556  <4>[   60.642706] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4471 16:23:03.431094  <4>[   60.650974] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4472 16:23:03.437974  <4>[   60.659238] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4473 16:23:03.447682  <4>[   60.667506] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4474 16:23:03.457925  <4>[   60.675777] FS:  00007f3a5d317580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4475 16:23:03.464121  <4>[   60.685114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4476 16:23:03.470724  <4>[   60.691829] CR2: ffffffffba0f8240 CR3: 0000000105950000 CR4: 00000000003506e0

 4477 16:23:03.480965  <3>[   60.700099] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4478 16:23:03.490386  <3>[   60.710307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1693, name: cat

 4479 16:23:03.493918  <4>[   60.719058] INFO: lockdep is turned off.

 4480 16:23:03.497398  <4>[   60.723730] irq event stamp: 0

 4481 16:23:03.507413  <4>[   60.727436] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4482 16:23:03.516818  <4>[   60.734727] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4483 16:23:03.523776  <4>[   60.744161] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4484 16:23:03.533901  <4>[   60.753595] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4485 16:23:03.540480  <4>[   60.760893] CPU: 1 PID: 1693 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4486 16:23:03.546652  <4>[   60.769864] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4487 16:23:03.550323  <4>[   60.776771] Call Trace:

 4488 16:23:03.553372  <4>[   60.779802]  dump_stack+0x77/0x9b

 4489 16:23:03.560115  <4>[   60.783802]  ___might_sleep.cold+0xa6/0xb6

 4490 16:23:03.563283  <4>[   60.788677]  exit_signals+0x1c/0x300

 4491 16:23:03.566865  <4>[   60.792969]  do_exit+0xc2/0xab0

 4492 16:23:03.573698  <4>[   60.796771]  ? ksys_write+0x68/0xf0

 4493 16:23:03.576650  <4>[   60.800964]  make_task_dead+0x2f/0x30

 4494 16:23:03.583546  <4>[   60.805352]  rewind_stack_and_make_dead+0x17/0x20

 4495 16:23:03.586588  <4>[   60.810900] RIP: 0033:0x7f3a5d22d473

 4496 16:23:03.606797  <4>[   60.815188] 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

 4497 16:23:03.616411  <4>[   60.836468] RSP: 002b:00007ffc25d6dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4498 16:23:03.626592  <4>[   60.845223] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f3a5d22d473

 4499 16:23:03.633208  <4>[   60.853488] RDX: 000000000000000c RSI: 00007f3a5d121000 RDI: 0000000000000001

 4500 16:23:03.642691  <4>[   60.861755] RBP: 00007f3a5d121000 R08: 00007f3a5d120010 R09: 0000000000000000

 4501 16:23:03.649608  <4>[   60.870023] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4502 16:23:03.659386  <4>[   60.878288] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4503 16:23:03.659484  0000000000>] 0x0

 4504 16:23:03.669173  # [   59.084475] CPU: 1 PID: 1619 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4505 16:23:03.675887  # [   59.093423] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4506 16:23:03.679463  # [   59.100327] Call Trace:

 4507 16:23:03.682768  # [   59.103361]  dump_stack+0x77/0x9b

 4508 16:23:03.685914  # [   59.107362]  ___might_sleep.cold+0xa6/0xb6

 4509 16:23:03.692328  # [   59.112236]  exit_signals+0x1c/0x300

 4510 16:23:03.695940  # [   59.116525]  do_exit+0xc2/0xab0

 4511 16:23:03.698801  # [   59.120329]  ? ksys_write+0x68/0xf0

 4512 16:23:03.702177  # [   59.124522]  make_task_dead+0x2f/0x30

 4513 16:23:03.709345  # [   59.128908]  rewind_stack_and_make_dead+0x17/0x20

 4514 16:23:03.712215  # [   59.134457] RIP: 0033:0x7faaafd54473

 4515 16:23:03.735189  # [   59.138745] 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 16:23:03.742465  # [   59.160027] RSP: 002b:00007ffe64606568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4517 16:23:03.752141  # [   59.168781] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007faaafd54473

 4518 16:23:03.758699  # [   59.177047] RDX: 000000000000000d RSI: 00007faaafc48000 RDI: 0000000000000001

 4519 16:23:03.768560  # [   59.185313] RBP: 00007faaafc48000 R08: 00007faaafc47010 R09: 0000000000000000

 4520 16:23:03.775129  # [   59.193579] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4521 16:23:03.785121  # [   59.201843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4522 16:23:03.788058  # EXEC_KMALLOC: saw 'call trace:': ok

 4523 16:23:03.791618  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4524 16:23:03.794963  # selftests: lkdtm: EXEC_VMALLOC.sh

 4525 16:23:03.795054  # Killed

 4526 16:23:03.801190  # [   59.572005] lkdtm: Performing direct entry EXEC_VMALLOC

 4527 16:23:03.808133  # [   59.583048] lkdtm: attempting ok execution at ffffffffb8f7b980

 4528 16:23:03.814437  # [   59.589909] lkdtm: attempting bad execution at ffffba8b00521000

 4529 16:23:03.824698  # [   59.596854] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4530 16:23:03.831256  # [   59.611620] BUG: unable to handle page fault for address: ffffba8b00521000

 4531 16:23:03.838015  # [   59.619597] #PF: supervisor instruction fetch in kernel mode

 4532 16:23:03.844614  # [   59.626211] #PF: error_code(0x0011) - permissions violation

 4533 16:23:03.854270  # [   59.632729] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1008d7067 PTE 8000000105b24063

 4534 16:23:03.857785  # [   59.648288] Oops: 0011 [#8] SMP PTI

 4535 16:23:03.867427  # [   59.652480] CPU: 0 PID: 1656 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4536 16:23:03.874168  # [   59.667631] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4537 16:23:03.877223  # [   59.674544] RIP: 0010:0xffffba8b00521000

 4538 16:23:03.887474  # [   59.679220] Code: Unable to access opcode bytes at RIP 0xffffba8b00520fd6.

 4539 16:23:03.890455  # [   59.687187] RSP: 0018:ffffba8b0210fe38 EFLAGS: 00010246

 4540 16:23:03.900756  # [   59.693311] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4541 16:23:03.907100  # [   59.701577] RDX: 0000000000000000 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 4542 16:23:03.916670  # [   59.709842] RBP: ffffba8b00521000 R08: 0000000000000000 R09: 0000000000000000

 4543 16:23:03.923860  # [   59.718109] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4544 16:23:03.933277  # [   59.726375] R13: ffffba8b0210ff10 R14: ffffba8b0210ff10 R15: ffff9b4885b24000

 4545 16:23:03.943326  # [   59.734644] FS:  00007f4c601e0580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4546 16:23:03.949831  # [   59.743982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4547 16:23:03.956555  # [   59.750694] CR2: ffffba8b00520fd6 CR3: 00000001030b6000 CR4: 00000000003506f0

 4548 16:23:03.960131  # [   59.758961] Call Trace:

 4549 16:23:03.963730  # [   59.761998]  ? __die_body.cold+0x1a/0x1f

 4550 16:23:03.969796  # [   59.766683]  ? no_context+0x177/0x380

 4551 16:23:03.973228  # [   59.771075]  ? exc_page_fault+0xd7/0x170

 4552 16:23:03.976367  # [   59.775751]  ? asm_exc_page_fault+0x1e/0x30

 4553 16:23:03.983008  # [   59.780734]  ? execute_location+0x48/0x56

 4554 16:23:03.986624  # [   59.785512]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4555 16:23:03.992636  # [   59.790480]  ? direct_entry.cold+0x2c/0x38

 4556 16:23:03.999281  # [   59.795353<6>[   61.216840] lkdtm: Performing direct entry EXEC_USERSPACE

 4557 16:23:04.002949  ]  ? full_proxy_write+0x56/0x80

 4558 16:23:04.012667  # [   59.800130]  ? vfs_write+0<6>[   61.228770] lkdtm: attempting ok execution at ffffffffb8f7b980

 4559 16:23:04.012759  xea/0x3b0

 4560 16:23:04.019791  # [   59.804323]  ? ksys_write+0x68/0xf0

 4561 16:23:04.026259  # [   59.80<6>[   61.241926] lkdtm: attempting bad execution at 00007ff4b9ce9000

 4562 16:23:04.029427  8517]  ? do_syscall_64+0x33/0x40

 4563 16:23:04.039572  # [   59.812999]  ? entry_SYSC<2>[   61.254995] unable to execute userspace code (SMEP?) (uid: 0)

 4564 16:23:04.046075  <1>[   61.267849] BUG: unable to handle page fault for address: 00007ff4b9ce9000

 4565 16:23:04.052411  <1>[   61.275828] #PF: supervisor instruction fetch in kernel mode

 4566 16:23:04.059069  <1>[   61.282441] #PF: error_code(0x0011) - permissions violation

 4567 16:23:04.068921  <6>[   61.288960] PGD 8000000105aa7067 P4D 8000000105aa7067 PUD 105182067 PMD 1026cd067 PTE 1086e3067

 4568 16:23:04.075793  <4>[   61.298994] Oops: 0011 [#10] SMP PTI

 4569 16:23:04.082213  <4>[   61.303283] CPU: 1 PID: 1730 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4570 16:23:04.089408  <4>[   61.312235] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4571 16:23:04.095968  <4>[   61.319144] RIP: 0010:0x7ff4b9ce9000

 4572 16:23:04.102036  <4>[   61.323430] Code: Unable to access opcode bytes at RIP 0x7ff4b9ce8fd6.

 4573 16:23:04.108726  <4>[   61.331016] RSP: 0018:ffffba8b021f7e50 EFLAGS: 00010246

 4574 16:23:04.115413  <4>[   61.337149] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4575 16:23:04.125299  <4>[   61.345415] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4576 16:23:04.131811  <4>[   61.353683] RBP: 00007ff4b9ce9000 R08: 0000000000000000 R09: 0000000000000000

 4577 16:23:04.141453  <4>[   61.361950] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4578 16:23:04.148056  <4>[   61.370215] R13: ffffba8b021f7f10 R14: ffffba8b021f7f10 R15: ffff9b488481f000

 4579 16:23:04.158342  <4>[   61.378483] FS:  00007ff4b9cba580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4580 16:23:04.164360  <4>[   61.387816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4581 16:23:04.174602  <4>[   61.394528] CR2: 00007ff4b9ce9000 CR3: 00000001033de000 CR4: 00000000003506e0

 4582 16:23:04.177989  <4>[   61.402795] Call Trace:

 4583 16:23:04.181213  <4>[   61.405834]  ? __die_body.cold+0x1a/0x1f

 4584 16:23:04.187684  <4>[   61.410515]  ? no_context+0x177/0x380

 4585 16:23:04.190969  <4>[   61.414906]  ? exc_page_fault+0x53/0x170

 4586 16:23:04.194362  <4>[   61.419584]  ? asm_exc_page_fault+0x1e/0x30

 4587 16:23:04.201081  <4>[   61.424564]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4588 16:23:04.207367  <4>[   61.430209]  ? direct_entry.cold+0x2c/0x38

 4589 16:23:04.210581  <4>[   61.435085]  ? full_proxy_write+0x56/0x80

 4590 16:23:04.213871  <4>[   61.439860]  ? vfs_write+0xea/0x3b0

 4591 16:23:04.220672  <4>[   61.444053]  ? ksys_write+0x68/0xf0

 4592 16:23:04.224335  <4>[   61.448245]  ? do_syscall_64+0x33/0x40

 4593 16:23:04.230724  <4>[   61.452727]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4594 16:23:04.269890  <4>[   61.458866] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4595 16:23:04.273525  <4>[   61.498968] CR2: 00007ff4b9ce9000

 4596 16:23:04.280202  <4>[   61.502966] ---[ end trace 3ad775b368f58630 ]---

 4597 16:23:04.283126  <4>[   61.508421] RIP: 0010:lkdtm_BUG+0x5/0x10

 4598 16:23:04.306030  <4>[   61.513098] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4599 16:23:04.312795  <4>[   61.534378] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4600 16:23:04.319113  <4>[   61.540510] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4601 16:23:04.329170  <4>[   61.548776] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4602 16:23:04.335985  <4>[   61.557042] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4603 16:23:04.346052  <4>[   61.565308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4604 16:23:04.352195  <4>[   61.573574] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4605 16:23:04.361978  <4>[   61.581843] FS:  00007ff4b9cba580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4606 16:23:04.368755  <4>[   61.591176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4607 16:23:04.378820  <4>[   61.597886] CR2: 00007ff4b9ce9000 CR3: 00000001033de000 CR4: 00000000003506e0

 4608 16:23:04.381687  ALL_64_after_hwframe+0x62/0xc7

 4609 16:23:04.421779  # [   59.819138] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4610 16:23:04.424820  # [   59.865461] CR2: ffffba8b00521000

 4611 16:23:04.431485  # [   59.869460] ---[ end trace 3ad775b368f5862e ]---

 4612 16:23:04.434648  # [   59.874913] RIP: 0010:lkdtm_BUG+0x5/0x10

 4613 16:23:04.454610  # [   59.879582] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4614 16:23:04.461103  # [   59.900860] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4615 16:23:04.470877  # [   59.906992] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4616 16:23:04.477234  # [   59.915258] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4617 16:23:04.487300  # [   59.923526] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4618 16:23:04.494296  # [   59.931795] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4619 16:23:04.503925  # [   59.940061] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4620 16:23:04.510619  # [   59.948330] FS:  00007f4c601e0580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 4621 16:23:04.517290  # [   59.957668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4622 16:23:04.526693  # [   59.964382] CR2: ffffba8b00520fd6 CR3: 00000001030b6000 CR4: 00000000003506f0

 4623 16:23:04.530330  # EXEC_VMALLOC: saw 'call trace:': ok

 4624 16:23:04.533294  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 4625 16:23:04.536934  # selftests: lkdtm: EXEC_RODATA.sh

 4626 16:23:04.539926  # Killed

 4627 16:23:04.543412  # [   60.300156] lkdtm: Performing direct entry EXEC_RODATA

 4628 16:23:04.549983  # [   60.308262] lkdtm: attempting ok execution at ffffffffb8f7b980

 4629 16:23:04.556431  # [   60.321309] lkdtm: attempting bad execution at ffffffffba0f8240

 4630 16:23:04.566665  # [   60.334486] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4631 16:23:04.573451  # [   60.349295] BUG: unable to handle page fault for address: ffffffffba0f8240

 4632 16:23:04.579932  # [   60.357269] #PF: supervisor instruction fetch in kernel mode

 4633 16:23:04.586511  # [   60.363888] #PF: error_code(0x0011) - permissions violation

 4634 16:23:04.596176  # [   60.370412] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 80000001790001e1 

 4635 16:23:04.599494  # [   60.378503] Oops: 0011 [#9] SMP PTI

 4636 16:23:04.609464  # [   60.382694] CPU: 1 PID: 1693 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4637 16:23:04.615582  # [   60.391632] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4638 16:23:04.622676  # [   60.398551] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4639 16:23:04.642098  # [   60.404591] Code: ff ff e2 fb 65 b9 ff ff ff ff 62 20 58 ba ff ff ff ff 28 e3 65 b9 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

 4640 16:23:04.648526  # [   60.425871] RSP: 0018:ffffba8b0217fe48 EFLAGS: 00010246

 4641 16:23:04.655192  # [   60.431994] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4642 16:23:04.665143  # [   60.440260] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4643 16:23:04.671714  # [   60.448527] RBP: ffffffffba0f8240 R08: 0000000000000000 R09: 0000000000000000

 4644 16:23:04.681527  # [   60.456790] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4645 16:23:04.688353  # [   60.465056] R13: ffffba8b0217ff10 R14: ffffba8b0217ff10 R15: ffff9b48858f0000

 4646 16:23:04.698226  # [   60.473326] FS:  00007f3a5d317580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4647 16:23:04.704841  # [   60.482661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4648 16:23:04.711120  # [   60.489372] CR2: ffffffffba0f8240 CR3: 0000000105950000 CR4: 00000000003506e0

 4649 16:23:04.715091  # [   60.497636] Call Trace:

 4650 16:23:04.721332  # [   60.500670]  ? __die_body.cold+0x1a/0x1f

 4651 16:23:04.724904  # [   60.505342]  ? no_context+0x177/0x380

 4652 16:23:04.727822  # [   60.509733]  ? exc_page_fault+0xd7/0x170

 4653 16:23:04.734551  # [   60.514410]  ? asm_exc_page_fault+0x1e/0x30

 4654 16:23:04.744449  # [   60.519390]  ? execute_location+0x48<6>[   61.963181] lkdtm: Performing direct entry EXEC_NULL

 4655 16:23:04.744546  /0x56

 4656 16:23:04.747482  # [   60.524164]  ? direct_entry.cold+0x2c/0x38

 4657 16:23:04.757814  # [   60<6>[   61.972576] lkdtm: attempting ok execution at ffffffffb8f7b980

 4658 16:23:04.760845  .529037]  ? full_proxy_write+0x56/0x80

 4659 16:23:04.770920  # [   60.533814]  ? vfs_<6>[   61.985621] lkdtm: attempting bad execution at 0000000000000000

 4660 16:23:04.771016  write+0xea/0x3b0

 4661 16:23:04.777742  # [   60.538004]  ? ksys_write+0x68/0xf0

 4662 16:23:04.783890  # [ <1>[   61.998784] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4663 16:23:04.790638  <1>[   62.013008] #PF: supervisor instruction fetch in kernel mode

 4664 16:23:04.797196  <1>[   62.019621] #PF: error_code(0x0010) - not-present page

 4665 16:23:04.800260  <6>[   62.025653] PGD 0 P4D 0 

 4666 16:23:04.803889  <4>[   62.028781] Oops: 0010 [#11] SMP PTI

 4667 16:23:04.813884  <4>[   62.033069] CPU: 1 PID: 1767 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4668 16:23:04.820425  <4>[   62.042015] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4669 16:23:04.823334  <4>[   62.048926] RIP: 0010:0x0

 4670 16:23:04.830372  <4>[   62.052138] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4671 16:23:04.836917  <4>[   62.060115] RSP: 0018:ffffba8b02277e48 EFLAGS: 00010246

 4672 16:23:04.846881  <4>[   62.066241] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4673 16:23:04.853045  <4>[   62.074508] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4674 16:23:04.863011  <4>[   62.082774] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4675 16:23:04.869552  <4>[   62.091038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4676 16:23:04.879754  <4>[   62.099303] R13: ffffba8b02277f10 R14: ffffba8b02277f10 R15: ffff9b48828b5000

 4677 16:23:04.889620  <4>[   62.107572] FS:  00007f6e636cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4678 16:23:04.896540  <4>[   62.116907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4679 16:23:04.902645  <4>[   62.123617] CR2: ffffffffffffffd6 CR3: 0000000105a26000 CR4: 00000000003506e0

 4680 16:23:04.906243  <4>[   62.131884] Call Trace:

 4681 16:23:04.909306  <4>[   62.134923]  ? __die_body.cold+0x1a/0x1f

 4682 16:23:04.915739  <4>[   62.139605]  ? no_context+0x177/0x380

 4683 16:23:04.919065  <4>[   62.143998]  ? exc_page_fault+0x53/0x170

 4684 16:23:04.926096  <4>[   62.148677]  ? asm_exc_page_fault+0x1e/0x30

 4685 16:23:04.929475  <4>[   62.153659]  execute_location+0x48/0x56

 4686 16:23:04.936123  <4>[   62.158240]  direct_entry.cold+0x2c/0x38

 4687 16:23:04.939553  <4>[   62.162922]  full_proxy_write+0x56/0x80

 4688 16:23:04.942328  <4>[   62.167504]  vfs_write+0xea/0x3b0

 4689 16:23:04.946146  <4>[   62.171504]  ksys_write+0x68/0xf0

 4690 16:23:04.952326  <4>[   62.175501]  do_syscall_64+0x33/0x40

 4691 16:23:04.955416  <4>[   62.179779]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4692 16:23:04.962195  <4>[   62.185717] RIP: 0033:0x7f6e635e2473

 4693 16:23:04.982269  <4>[   62.190005] 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

 4694 16:23:04.991833  <4>[   62.211275] RSP: 002b:00007ffceb6c4608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4695 16:23:04.998327  <4>[   62.220029] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e635e2473

 4696 16:23:05.008578  <4>[   62.228295] RDX: 000000000000000a RSI: 00007f6e634d6000 RDI: 0000000000000001

 4697 16:23:05.015275  <4>[   62.236562] RBP: 00007f6e634d6000 R08: 00007f6e634d5010 R09: 0000000000000000

 4698 16:23:05.025037  <4>[   62.244829] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4699 16:23:05.031917  <4>[   62.253093] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4700 16:23:05.071155  <4>[   62.261398] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4701 16:23:05.077940  <4>[   62.301503] CR2: 0000000000000000

 4702 16:23:05.081037  <4>[   62.305500] ---[ end trace 3ad775b368f58631 ]---

 4703 16:23:05.087874  <4>[   62.310955] RIP: 0010:lkdtm_BUG+0x5/0x10

 4704 16:23:05.107435  <4>[   62.315631] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4705 16:23:05.114122  <4>[   62.336911] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4706 16:23:05.124268  <4>[   62.343045] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4707 16:23:05.130771  <4>[   62.351311] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4708 16:23:05.140711  <4>[   62.359575] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4709 16:23:05.147185  <4>[   62.367841] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4710 16:23:05.157343  <4>[   62.376107] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4711 16:23:05.163903  <4>[   62.384372] FS:  00007f6e636cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4712 16:23:05.170691  <4>[   62.393708] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4713 16:23:05.180253  <4>[   62.400421] CR2: ffffffffffffffd6 CR3: 0000000105a26000 CR4: 00000000003506e0

 4714 16:23:05.190036  <3>[   62.408689] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4715 16:23:05.200338  <3>[   62.418899] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1767, name: cat

 4716 16:23:05.203651  <4>[   62.427651] INFO: lockdep is turned off.

 4717 16:23:05.206854  <4>[   62.432324] irq event stamp: 0

 4718 16:23:05.213622  <4>[   62.436030] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4719 16:23:05.223167  <4>[   62.443328] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4720 16:23:05.233023  <4>[   62.452760] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4721 16:23:05.239972  <4>[   62.462195] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4722 16:23:05.250051  <4>[   62.469491] CPU: 1 PID: 1767 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4723 16:23:05.256552  <4>[   62.478437] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4724 16:23:05.260034  <4>[   62.485341] Call Trace:

 4725 16:23:05.263094  <4>[   62.488372]  dump_stack+0x77/0x9b

 4726 16:23:05.269917  <4>[   62.492373]  ___might_sleep.cold+0xa6/0xb6

 4727 16:23:05.273320  <4>[   62.497244]  exit_signals+0x1c/0x300

 4728 16:23:05.276279  <4>[   62.501532]  do_exit+0xc2/0xab0

 4729 16:23:05.279905  <4>[   62.505336]  ? ksys_write+0x68/0xf0

 4730 16:23:05.286020  <4>[   62.509520]  make_task_dead+0x2f/0x30

 4731 16:23:05.289634  <4>[   62.513906]  rewind_stack_and_make_dead+0x17/0x20

 4732 16:23:05.296312  <4>[   62.519454] RIP: 0033:0x7f6e635e2473

 4733 16:23:05.316190  <4>[   62.523741] 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

 4734 16:23:05.325678  <4>[   62.545021] RSP: 002b:00007ffceb6c4608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4735 16:23:05.332663  <4>[   62.553769] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e635e2473

 4736 16:23:05.342448  <4>[   62.562035] RDX: 000000000000000a RSI: 00007f6e634d6000 RDI: 0000000000000001

 4737 16:23:05.349311  <4>[   62.570300] RBP: 00007f6e634d6000 R08: 00007f6e634d5010 R09: 0000000000000000

 4738 16:23:05.358955  <4>[   62.578569] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4739 16:23:05.365479  <4>[   62.586838] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4740 16:23:05.369304    60.542188]  ? do_syscall_64+0x33/0x40

 4741 16:23:05.375644  # [   60.546667]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4742 16:23:05.415391  # [   60.552808] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4743 16:23:05.422050  # [   60.592910] CR2: ffffffffba0f8240

 4744 16:23:05.424936  # [   60.596907] ---[ end trace 3ad775b368f5862f ]---

 4745 16:23:05.431647  # [   60.602361] RIP: 0010:lkdtm_BUG+0x5/0x10

 4746 16:23:05.451243  # [   60.607037] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4747 16:23:05.458002  # [   60.628318] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4748 16:23:05.464370  # [   60.634442] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4749 16:23:05.474418  # [   60.642706] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4750 16:23:05.480917  # [   60.650974] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4751 16:23:05.490780  # [   60.659238] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4752 16:23:05.497562  # [   60.667506] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4753 16:23:05.507719  # [   60.675777] FS:  00007f3a5d317580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4754 16:23:05.514333  # [   60.685114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4755 16:23:05.520586  # [   60.691829] CR2: ffffffffba0f8240 CR3: 0000000105950000 CR4: 00000000003506e0

 4756 16:23:05.530935  # [   60.700099] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4757 16:23:05.540527  # [   60.710307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1693, name: cat

 4758 16:23:05.544047  # [   60.719058] INFO: lockdep is turned off.

 4759 16:23:05.550641  # [   60.723730] irq event stamp: 0

 4760 16:23:05.557120  # [   60.727436] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4761 16:23:05.566957  # [   60.734727] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4762 16:23:05.573519  # [   60.744161] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4763 16:23:05.583318  # [   60.753595] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4764 16:23:05.589956  # [   60.760893] CPU: 1 PID: 1693 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4765 16:23:05.597003  # [   60.769864] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4766 16:23:05.600138  # [   60.776771] Call Trace:

 4767 16:23:05.603578  # [   60.779802]  dump_stack+0x77/0x9b

 4768 16:23:05.610115  # [   60.783802]  ___might_sleep.cold+0xa6/0xb6

 4769 16:23:05.613252  # [   60.788677]  exit_signals+0x1c/0x300

 4770 16:23:05.616732  # [   60.792969]  do_exit+0xc2/0xab0

 4771 16:23:05.619682  # [   60.796771]  ? ksys_write+0x68/0xf0

 4772 16:23:05.626609  # [   60.800964]  make_task_dead+0x2f/0x30

 4773 16:23:05.629720  # [   60.805352]  rewind_stack_and_make_dead+0x17/0x20

 4774 16:23:05.636177  # [   60.810900] RIP: 0033:0x7f3a5d22d473

 4775 16:23:05.656206  # [   60.815188] 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

 4776 16:23:05.666165  # [   60.836468] RSP: 002b:00007ffc25d6dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4777 16:23:05.672985  # [   60.845223] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f3a5d22d473

 4778 16:23:05.682470  # [   60.853488] RDX: 000000000000000c RSI: 00007f3a5d121000 RDI: 0000000000000001

 4779 16:23:05.689060  # [   60.861755] RBP: 00007f3a5d121000 R08: 00007f3a5d120010 R09: 0000000000000000

 4780 16:23:05.699214  # [   60.870023] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4781 16:23:05.705907  # [   60.878288] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4782 16:23:05.709329  # EXEC_RODATA: saw 'call trace:': ok

 4783 16:23:05.712076  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 4784 16:23:05.715271  # selftests: lkdtm: EXEC_USERSPACE.sh

 4785 16:23:05.719031  # Killed

 4786 16:23:05.725503  # [   61.216840] lkdtm: Performing direct entry EXEC_USERSPACE

 4787 16:23:05.732016  # [   61.228770] lkdtm: attempting ok execution at ffffffffb8f7b980

 4788 16:23:05.738571  # [   61.241926] lkdtm: attempting bad execution at 00007ff4b9ce9000

 4789 16:23:05.745177  # [   61.254995] unable to execute userspace code (SMEP?) (uid: 0)

 4790 16:23:05.751677  # [   61.2678<6>[   62.970714] lkdtm: Performing direct entry ACCESS_USERSPACE

 4791 16:23:05.765222  49] BUG: unable to handle page fault for address: 00007ff4b9ce90<6>[   62.980970] lkdtm: attempting bad read at 00007fbd4828f000

 4792 16:23:05.765323  00

 4793 16:23:05.777941  # [   61.275828] #PF: supervisor instruction fetch in kernel<1>[   62.993589] BUG: unable to handle page fault for address: 00007fbd4828f000

 4794 16:23:05.784514  <1>[   63.007732] #PF: supervisor read access in kernel mode

 4795 16:23:05.791221  <1>[   63.013765] #PF: error_code(0x0001) - permissions violation

 4796 16:23:05.801336  <6>[   63.020283] PGD 8000000105a2a067 P4D 8000000105a2a067 PUD 101adf067 PMD 101af4067 PTE 106eaa067

 4797 16:23:05.804889  <4>[   63.030316] Oops: 0001 [#12] SMP PTI

 4798 16:23:05.814643  <4>[   63.034606] CPU: 1 PID: 1803 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4799 16:23:05.821362  <4>[   63.043552] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4800 16:23:05.827694  <4>[   63.050468] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4801 16:23:05.850682  <4>[   63.056991] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 80 2d 58 ba e8 28 d8 fb ff 48 c7 c7 a8 2d 58 ba b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 0f d8 fb ff 48 89 ee 48 c7 c7 d0 2d 58

 4802 16:23:05.854142  <4>[   63.078271] RSP: 0018:ffffba8b022dfe48 EFLAGS: 00010246

 4803 16:23:05.864105  <4>[   63.084395] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4804 16:23:05.870811  <4>[   63.092661] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582da8

 4805 16:23:05.880609  <4>[   63.100928] RBP: 00007fbd4828f000 R08: 0000000000000000 R09: 0000000000000000

 4806 16:23:05.890164  <4>[   63.109194] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4807 16:23:05.896745  <4>[   63.117458] R13: ffffba8b022dff10 R14: ffffba8b022dff10 R15: ffff9b48831d3000

 4808 16:23:05.906776  <4>[   63.125727] FS:  00007fbd48260580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4809 16:23:05.913543  <4>[   63.135064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4810 16:23:05.920200  <4>[   63.141778] CR2: 00007fbd4828f000 CR3: 0000000103100000 CR4: 00000000003506e0

 4811 16:23:05.923644  <4>[   63.150046] Call Trace:

 4812 16:23:05.929992  <4>[   63.153101]  ? __die_body.cold+0x1a/0x1f

 4813 16:23:05.933622  <4>[   63.157782]  ? no_context+0x177/0x380

 4814 16:23:05.936590  <4>[   63.162176]  ? exc_page_fault+0x53/0x170

 4815 16:23:05.943168  <4>[   63.166853]  ? asm_exc_page_fault+0x1e/0x30

 4816 16:23:05.949720  <4>[   63.171820]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4817 16:23:05.953370  <4>[   63.177660]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4818 16:23:05.959950  <4>[   63.183502]  direct_entry.cold+0x2c/0x38

 4819 16:23:05.962982  <4>[   63.188188]  full_proxy_write+0x56/0x80

 4820 16:23:05.966579  <4>[   63.192771]  vfs_write+0xea/0x3b0

 4821 16:23:05.973376  <4>[   63.196768]  ksys_write+0x68/0xf0

 4822 16:23:05.976320  <4>[   63.200766]  do_syscall_64+0x33/0x40

 4823 16:23:05.982966  <4>[   63.205054]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4824 16:23:05.986573  <4>[   63.210992] RIP: 0033:0x7fbd48176473

 4825 16:23:06.009591  <4>[   63.215279] 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

 4826 16:23:06.016044  <4>[   63.236558] RSP: 002b:00007ffd8cb21528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4827 16:23:06.025970  <4>[   63.245312] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbd48176473

 4828 16:23:06.032640  <4>[   63.253576] RDX: 0000000000000011 RSI: 00007fbd4806a000 RDI: 0000000000000001

 4829 16:23:06.042643  <4>[   63.261842] RBP: 00007fbd4806a000 R08: 00007fbd48069010 R09: 0000000000000000

 4830 16:23:06.049414  <4>[   63.270106] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4831 16:23:06.059126  <4>[   63.278375] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4832 16:23:06.098888  <4>[   63.286652] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4833 16:23:06.101881  <4>[   63.326763] CR2: 00007fbd4828f000

 4834 16:23:06.108901  <4>[   63.330760] ---[ end trace 3ad775b368f58632 ]---

 4835 16:23:06.111721  <4>[   63.336213] RIP: 0010:lkdtm_BUG+0x5/0x10

 4836 16:23:06.135283  <4>[   63.340880] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4837 16:23:06.138540  <4>[   63.362161] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4838 16:23:06.148081  <4>[   63.368293] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4839 16:23:06.154682  <4>[   63.376561] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4840 16:23:06.165092  <4>[   63.384826] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4841 16:23:06.171897  <4>[   63.393091] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4842 16:23:06.181390  <4>[   63.401355] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4843 16:23:06.191209  <4>[   63.409624] FS:  00007fbd48260580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4844 16:23:06.197835  <4>[   63.418957] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4845 16:23:06.204286  <4>[   63.425670] CR2: 00007fbd4828f000 CR3: 0000000103100000 CR4: 00000000003506e0

 4846 16:23:06.214686  <3>[   63.433939] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4847 16:23:06.224418  <3>[   63.444149] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1803, name: cat

 4848 16:23:06.227903  <4>[   63.452901] INFO: lockdep is turned off.

 4849 16:23:06.231079  <4>[   63.457575] irq event stamp: 0

 4850 16:23:06.241056  <4>[   63.461277] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4851 16:23:06.251081  <4>[   63.468576] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4852 16:23:06.257272  <4>[   63.478011] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4853 16:23:06.267534  <4>[   63.487445] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4854 16:23:06.274104  <4>[   63.494746] CPU: 1 PID: 1803 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4855 16:23:06.280536  <4>[   63.503698] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4856 16:23:06.284379  <4>[   63.510607] Call Trace:

 4857 16:23:06.290391  <4>[   63.513638]  dump_stack+0x77/0x9b

 4858 16:23:06.294039  <4>[   63.517637]  ___might_sleep.cold+0xa6/0xb6

 4859 16:23:06.296983  <4>[   63.522510]  exit_signals+0x1c/0x300

 4860 16:23:06.300650  <4>[   63.526802]  do_exit+0xc2/0xab0

 4861 16:23:06.307251  <4>[   63.530605]  ? ksys_write+0x68/0xf0

 4862 16:23:06.310314  <4>[   63.534791]  make_task_dead+0x2f/0x30

 4863 16:23:06.317180  <4>[   63.539177]  rewind_stack_and_make_dead+0x17/0x20

 4864 16:23:06.320265  <4>[   63.544720] RIP: 0033:0x7fbd48176473

 4865 16:23:06.340260  <4>[   63.549006] 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

 4866 16:23:06.350564  <4>[   63.570292] RSP: 002b:00007ffd8cb21528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4867 16:23:06.360011  <4>[   63.579048] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbd48176473

 4868 16:23:06.366460  <4>[   63.587320] RDX: 0000000000000011 RSI: 00007fbd4806a000 RDI: 0000000000000001

 4869 16:23:06.376781  <4>[   63.595588] RBP: 00007fbd4806a000 R08: 00007fbd48069010 R09: 0000000000000000

 4870 16:23:06.383361  <4>[   63.603858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4871 16:23:06.393357  <4>[   63.612125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4872 16:23:06.393458   mode

 4873 16:23:06.399598  # [   61.282441] #PF: error_code(0x0011) - permissions violation

 4874 16:23:06.409944  # [   61.288960] PGD 8000000105aa7067 P4D 8000000105aa7067 PUD 105182067 PMD 1026cd067 PTE 1086e3067

 4875 16:23:06.413016  # [   61.298994] Oops: 0011 [#10] SMP PTI

 4876 16:23:06.422562  # [   61.303283] CPU: 1 PID: 1730 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4877 16:23:06.429729  # [   61.312235] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4878 16:23:06.432618  # [   61.319144] RIP: 0010:0x7ff4b9ce9000

 4879 16:23:06.439164  # [   61.323430] Code: Unable to access opcode bytes at RIP 0x7ff4b9ce8fd6.

 4880 16:23:06.445930  # [   61.331016] RSP: 0018:ffffba8b021f7e50 EFLAGS: 00010246

 4881 16:23:06.456103  # [   61.337149] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4882 16:23:06.462254  # [   61.345415] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4883 16:23:06.469037  # [   61.353683] RBP: 00007ff4b9ce9000 R08: 0000000000000000 R09: 0000000000000000

 4884 16:23:06.478862  # [   61.361950] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4885 16:23:06.485577  # [   61.370215] R13: ffffba8b021f7f10 R14: ffffba8b021f7f10 R15: ffff9b488481f000

 4886 16:23:06.495724  # [   61.378483] FS:  00007ff4b9cba580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4887 16:23:06.501882  # [   61.387816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4888 16:23:06.511925  # [   61.394528] CR2: 00007ff4b9ce9000 CR3: 00000001033de000 CR4: 00000000003506e0

 4889 16:23:06.515411  # [   61.402795] Call Trace:

 4890 16:23:06.518464  # [   61.405834]  ? __die_body.cold+0x1a/0x1f

 4891 16:23:06.522183  # [   61.410515]  ? no_context+0x177/0x380

 4892 16:23:06.528798  # [   61.414906]  ? exc_page_fault+0x53/0x170

 4893 16:23:06.532321  # [   61.419584]  ? asm_exc_page_fault+0x1e/0x30

 4894 16:23:06.538625  # [   61.424564]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4895 16:23:06.541669  # [   61.430209]  ? direct_entry.cold+0x2c/0x38

 4896 16:23:06.548175  # [   61.435085]  ? full_proxy_write+0x56/0x80

 4897 16:23:06.551708  # [   61.439860]  ? vfs_write+0xea/0x3b0

 4898 16:23:06.554618  # [   61.444053]  ? ksys_write+0x68/0xf0

 4899 16:23:06.561436  # [   61.448245]  ? do_syscall_64+0x33/0x40

 4900 16:23:06.564961  # [   61.452727]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4901 16:23:06.604522  # [   61.458866] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4902 16:23:06.611175  # [   61.498968] CR2: 00007ff4b9ce9000

 4903 16:23:06.614119  # [   61.502966] ---[ end trace 3ad775b368f58630 ]---

 4904 16:23:06.620668  # [   61.508421] RIP: 0010:lkdtm_BUG+0x5/0x10

 4905 16:23:06.640420  # [   61.513098] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4906 16:23:06.647273  # [   61.534378] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4907 16:23:06.653538  # [   61.540510] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4908 16:23:06.663610  # [   61.548776] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4909 16:23:06.670210  # [   61.557042] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4910 16:23:06.680144  # [   61.565308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4911 16:23:06.686619  # [   61.573574] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4912 16:23:06.696764  # [   61.581843] FS:  00007ff4b9cba580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4913 16:23:06.702959  # [   61.591176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4914 16:23:06.713053  # [   61.597886] CR2: 00007ff4b9ce9000 CR3: 00000001033de000 CR4: 00000000003506e0

 4915 16:23:06.716017  # EXEC_USERSPACE: saw 'call trace:': ok

 4916 16:23:06.719441  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 4917 16:23:06.722992  # selftests: lkdtm: EXEC_NULL.sh

 4918 16:23:06.723084  # Killed

 4919 16:23:06.729334  # [   61.963181] lkdtm: Performing direct entry EXEC_NULL

 4920 16:23:06.735835  # [   61.972576] lkdtm: attempting ok execution at ffffffffb8f7b980

 4921 16:23:06.742849  # [   61.985621] lkdtm: attempting bad execution at 0000000000000000

 4922 16:23:06.752559  # [   61.998784] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4923 16:23:06.758845  # [   62.013008] #PF: supervisor instruction fetch in kernel mode

 4924 16:23:06.762312  # [   62.019621] #PF: error_code(0x0010) - not-present page

 4925 16:23:06.765618  # [   62.025653] PGD 0 P4D 0 

 4926 16:23:06.772019  # [   62.028781] Oops: 0010 [#11] SMP PTI

 4927 16:23:06.778721  # [   62.033069] CPU: 1 PID: 1767 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4928 16:23:06.785654  # [   62.042015] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4929 16:23:06.788540  # [   62.048926] RIP: 0010:0x0

 4930 16:23:06.798994  # [   62.052138] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4931 16:23:06.801866  # [   62.060115] RSP: 0018:ffffba8b02277e48 EFLAGS: 00010246

 4932 16:23:06.814850  # [   62.066241] RAX: 0000000000000033 RBX: 0000000<6>[   64.031820] lkdtm: Performing direct entry ACCESS_NULL

 4933 16:23:06.818362  000000000 RCX: 0000000000000000

 4934 16:23:06.828180  # [   62.074508] RDX: 000000000<6>[   64.043156] lkdtm: attempting bad read at 0000000000000000

 4935 16:23:06.831810  0000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4936 16:23:06.841446  # [   62.08<1>[   64.055789] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4937 16:23:06.848093  <1>[   64.070024] #PF: supervisor read access in kernel mode

 4938 16:23:06.854902  <1>[   64.076056] #PF: error_code(0x0000) - not-present page

 4939 16:23:06.858076  <6>[   64.082087] PGD 0 P4D 0 

 4940 16:23:06.861501  <4>[   64.085215] Oops: 0000 [#13] SMP PTI

 4941 16:23:06.871514  <4>[   64.089504] CPU: 1 PID: 1839 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4942 16:23:06.878090  <4>[   64.098451] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4943 16:23:06.880994  <4>[   64.105367] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4944 16:23:06.904647  <4>[   64.110919] Code: cc d7 fb ff be 00 10 00 00 48 89 ef e8 b3 7b 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 2d 58 ba e8 a6 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 2d 58 ba 48 01

 4945 16:23:06.910698  <4>[   64.132204] RSP: 0018:ffffba8b0234fe58 EFLAGS: 00010246

 4946 16:23:06.917867  <4>[   64.138338] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4947 16:23:06.927506  <4>[   64.146604] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 4948 16:23:06.934034  <4>[   64.154869] RBP: ffffffffba581e71 R08: 0000000000000000 R09: 0000000000000000

 4949 16:23:06.944521  <4>[   64.163134] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4950 16:23:06.950830  <4>[   64.171400] R13: ffffba8b0234ff10 R14: ffffba8b0234ff10 R15: ffff9b488308d000

 4951 16:23:06.960362  <4>[   64.179668] FS:  00007f2d68dd4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4952 16:23:06.967000  <4>[   64.189006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4953 16:23:06.974145  <4>[   64.195721] CR2: 0000000000000000 CR3: 00000001051c6000 CR4: 00000000003506e0

 4954 16:23:06.977051  <4>[   64.203986] Call Trace:

 4955 16:23:06.983598  <4>[   64.207020]  ? __die_body.cold+0x1a/0x1f

 4956 16:23:06.987027  <4>[   64.211701]  ? no_context+0x177/0x380

 4957 16:23:06.993880  <4>[   64.216093]  ? exc_page_fault+0x53/0x170

 4958 16:23:06.997071  <4>[   64.220771]  ? asm_exc_page_fault+0x1e/0x30

 4959 16:23:07.000273  <4>[   64.225748]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4960 16:23:07.007149  <4>[   64.230618]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4961 16:23:07.010214  <4>[   64.235488]  direct_entry.cold+0x2c/0x38

 4962 16:23:07.016679  <4>[   64.240170]  full_proxy_write+0x56/0x80

 4963 16:23:07.020318  <4>[   64.244753]  vfs_write+0xea/0x3b0

 4964 16:23:07.023499  <4>[   64.248752]  ksys_write+0x68/0xf0

 4965 16:23:07.027076  <4>[   64.252751]  do_syscall_64+0x33/0x40

 4966 16:23:07.033895  <4>[   64.257038]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4967 16:23:07.040150  <4>[   64.262977] RIP: 0033:0x7f2d68cea473

 4968 16:23:07.059660  <4>[   64.267256] 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

 4969 16:23:07.070047  <4>[   64.288537] RSP: 002b:00007ffcf5ab4a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4970 16:23:07.076686  <4>[   64.297293] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d68cea473

 4971 16:23:07.086066  <4>[   64.305560] RDX: 000000000000000c RSI: 00007f2d68bde000 RDI: 0000000000000001

 4972 16:23:07.093172  <4>[   64.313825] RBP: 00007f2d68bde000 R08: 00007f2d68bdd010 R09: 0000000000000000

 4973 16:23:07.102772  <4>[   64.322089] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4974 16:23:07.109618  <4>[   64.330353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4975 16:23:07.148874  <4>[   64.338630] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 4976 16:23:07.152206  <4>[   64.378732] CR2: 0000000000000000

 4977 16:23:07.158863  <4>[   64.382731] ---[ end trace 3ad775b368f58633 ]---

 4978 16:23:07.165529  <4>[   64.388185] RIP: 0010:lkdtm_BUG+0x5/0x10

 4979 16:23:07.185532  <4>[   64.392859] Code: 89 ff e8 1e dc 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 00 67 0b 03

 4980 16:23:07.191965  <4>[   64.414139] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 4981 16:23:07.198587  <4>[   64.420273] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 4982 16:23:07.208873  <4>[   64.428539] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 4983 16:23:07.215452  <4>[   64.436807] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 4984 16:23:07.225473  <4>[   64.445075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4985 16:23:07.232097  <4>[   64.453342] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 4986 16:23:07.241883  <4>[   64.461611] FS:  00007f2d68dd4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 4987 16:23:07.248516  <4>[   64.470949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4988 16:23:07.258362  <4>[   64.477660] CR2: 0000000000000000 CR3: 00000001051c6000 CR4: 00000000003506e0

 4989 16:23:07.268104  <3>[   64.485932] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4990 16:23:07.274772  <3>[   64.496142] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1839, name: cat

 4991 16:23:07.281581  <4>[   64.504892] INFO: lockdep is turned off.

 4992 16:23:07.285029  <4>[   64.509565] irq event stamp: 0

 4993 16:23:07.291660  <4>[   64.513268] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4994 16:23:07.301589  <4>[   64.520569] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4995 16:23:07.311327  <4>[   64.529996] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 4996 16:23:07.317834  <4>[   64.539432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4997 16:23:07.327631  <4>[   64.546731] CPU: 1 PID: 1839 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 4998 16:23:07.334167  <4>[   64.555676] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 4999 16:23:07.337981  <4>[   64.562582] Call Trace:

 5000 16:23:07.341084  <4>[   64.565614]  dump_stack+0x77/0x9b

 5001 16:23:07.344482  <4>[   64.569614]  ___might_sleep.cold+0xa6/0xb6

 5002 16:23:07.350903  <4>[   64.574486]  exit_signals+0x1c/0x300

 5003 16:23:07.354534  <4>[   64.578774]  do_exit+0xc2/0xab0

 5004 16:23:07.357537  <4>[   64.582569]  ? ksys_write+0x68/0xf0

 5005 16:23:07.361115  <4>[   64.586764]  make_task_dead+0x2f/0x30

 5006 16:23:07.367780  <4>[   64.591149]  rewind_stack_and_make_dead+0x17/0x20

 5007 16:23:07.370770  <4>[   64.596687] RIP: 0033:0x7f2d68cea473

 5008 16:23:07.393707  <4>[   64.600975] 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

 5009 16:23:07.403593  <4>[   64.622260] RSP: 002b:00007ffcf5ab4a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5010 16:23:07.410743  <4>[   64.631006] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d68cea473

 5011 16:23:07.420262  <4>[   64.639272] RDX: 000000000000000c RSI: 00007f2d68bde000 RDI: 0000000000000001

 5012 16:23:07.426882  <4>[   64.647538] RBP: 00007f2d68bde000 R08: 00007f2d68bdd010 R09: 0000000000000000

 5013 16:23:07.437132  <4>[   64.655806] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5014 16:23:07.443430  <4>[   64.664070] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5015 16:23:07.450328  2774] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5016 16:23:07.460227  # [   62.091038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5017 16:23:07.466618  # [   62.099303] R13: ffffba8b02277f10 R14: ffffba8b02277f10 R15: ffff9b48828b5000

 5018 16:23:07.476429  # [   62.107572] FS:  00007f6e636cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5019 16:23:07.483386  # [   62.116907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5020 16:23:07.489744  # [   62.123617] CR2: ffffffffffffffd6 CR3: 0000000105a26000 CR4: 00000000003506e0

 5021 16:23:07.493218  # [   62.131884] Call Trace:

 5022 16:23:07.499486  # [   62.134923]  ? __die_body.cold+0x1a/0x1f

 5023 16:23:07.502944  # [   62.139605]  ? no_context+0x177/0x380

 5024 16:23:07.506084  # [   62.143998]  ? exc_page_fault+0x53/0x170

 5025 16:23:07.513094  # [   62.148677]  ? asm_exc_page_fault+0x1e/0x30

 5026 16:23:07.516066  # [   62.153659]  execute_location+0x48/0x56

 5027 16:23:07.522969  # [   62.158240]  direct_entry.cold+0x2c/0x38

 5028 16:23:07.525836  # [   62.162922]  full_proxy_write+0x56/0x80

 5029 16:23:07.529586  # [   62.167504]  vfs_write+0xea/0x3b0

 5030 16:23:07.532754  # [   62.171504]  ksys_write+0x68/0xf0

 5031 16:23:07.539253  # [   62.175501]  do_syscall_64+0x33/0x40

 5032 16:23:07.542905  # [   62.179779]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5033 16:23:07.549011  # [   62.185717] RIP: 0033:0x7f6e635e2473

 5034 16:23:07.569087  # [   62.190005] 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

 5035 16:23:07.579173  # [   62.211275] RSP: 002b:00007ffceb6c4608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5036 16:23:07.585650  # [   62.220029] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e635e2473

 5037 16:23:07.595706  # [   62.228295] RDX: 000000000000000a RSI: 00007f6e634d6000 RDI: 0000000000000001

 5038 16:23:07.602089  # [   62.236562] RBP: 00007f6e634d6000 R08: 00007f6e634d5010 R09: 0000000000000000

 5039 16:23:07.611879  # [   62.244829] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5040 16:23:07.618536  # [   62.253093] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5041 16:23:07.657587  # [   62.261398] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5042 16:23:07.661114  # [   62.301503] CR2: 0000000000000000

 5043 16:23:07.667820  # [   62.305500] ---[ end trace 3ad775b368f58631 ]---

 5044 16:23:07.671073  # [   62.310955] RIP: 0010:lkdtm_BUG+0x5/0x10

 5045 16:23:07.694106  # [   62.315631] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5046 16:23:07.700512  # [   62.336911] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5047 16:23:07.707131  # [   62.343045] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5048 16:23:07.717082  # [   62.351311] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5049 16:23:07.723650  # [   62.359575] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5050 16:23:07.730449  # [   62.367841] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5051 16:23:07.740542  # [   62.376107] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5052 16:23:07.750262  # [   62.384372] FS:  00007f6e636cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5053 16:23:07.756344  # [   62.393708] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5054 16:23:07.762889  # [   62.400421] CR2: ffffffffffffffd6 CR3: 0000000105a26000 CR4: 00000000003506e0

 5055 16:23:07.773361  # [   62.408689] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5056 16:23:07.782811  # [   62.418899] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1767, name: cat

 5057 16:23:07.786527  # [   62.427651] INFO: lockdep is turned off.

 5058 16:23:07.789738  # [   62.432324] irq event stamp: 0

 5059 16:23:07.799224  # [   62.436030] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5060 16:23:07.806166  # [   62.443328] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5061 16:23:07.815807  # [   62.452760] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5062 16:23:07.822100  # [   62.462195] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5063 16:23:07.832367  # [   62.469491] CPU: 1 PID: 1767 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5064 16:23:07.839279  # [   62.478437] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5065 16:23:07.842387  # [   62.485341] Call Trace:

 5066 16:23:07.845864  # [   62.488372]  dump_stack+0x77/0x9b

 5067 16:23:07.852213  # [   62.492373]  ___might_sleep.cold+0xa6/0xb6

 5068 16:23:07.855152  # [   62.497244]  exit_signals+0x1c/0x300

 5069 16:23:07.858807  # [   62.501532]  do_exit+0xc2/0xab0

 5070 16:23:07.861816  # [   62.505336]  ? ksys_write+0x68/0xf0

 5071 16:23:07.868397  # [   62.509520]  make_task_dead+0x2f/0x30

 5072 16:23:07.872114  # [   62.513906]  rewind_stack_and_make_dead+0x17/0x20

 5073 16:23:07.878317  # [   62.519454] RIP: 0033:0x7f6e635e2473

 5074 16:23:07.898014  # [   62.523741] 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

 5075 16:23:07.908123  # [   62.545021] RSP: 002b:00007ffceb6c4608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5076 16:23:07.914980  # [   62.553769] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e635e2473

 5077 16:23:07.924578  # [   62.562035] RDX: 000000000000000a RSI: 00007f6e634d6000 RDI: 0000000000000001

 5078 16:23:07.934417  # [   62.570300] RBP: 00007f6e634d6000 R08: 00007f6e634d<6>[   65.157025] lkdtm: Performing direct entry WRITE_RO

 5079 16:23:07.937747  5010 R09: 0000000000000000

 5080 16:23:07.947660  # [   62.578569] R10: fffffffffffffb<6>[   65.163062] lkdtm: attempting bad rodata write at ffffffffba0f8230

 5081 16:23:07.951313  c5 R11: 0000000000000246 R12: 0000000000000001

 5082 16:23:07.960634  # [   62.586838]<1>[   65.176528] BUG: unable to handle page fault for address: ffffffffba0f8230

 5083 16:23:07.967348  <1>[   65.190643] #PF: supervisor write access in kernel mode

 5084 16:23:07.973952  <1>[   65.196774] #PF: error_code(0x0003) - permissions violation

 5085 16:23:07.984111  <6>[   65.203293] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 80000001790001e1 

 5086 16:23:07.987149  <4>[   65.211371] Oops: 0003 [#14] SMP PTI

 5087 16:23:07.996857  <4>[   65.215662] CPU: 1 PID: 1875 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5088 16:23:08.003956  <4>[   65.224610] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5089 16:23:08.007023  <4>[   65.231525] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5090 16:23:08.030151  <4>[   65.236785] Code: 00 48 c7 c7 60 2c 58 ba 48 c7 c6 30 82 0f ba e8 50 da fb ff 48 8b 05 bd 9b a9 00 ba 34 12 cd ab 48 c7 c7 90 2c 58 ba 48 31 d0 <48> 89 05 a7 9b a9 00 e9 2e da fb ff 0f 1f 44 00 00 48 8b 05 b6 bc

 5091 16:23:08.036805  <4>[   65.258055] RSP: 0018:ffffba8b023cfe60 EFLAGS: 00010202

 5092 16:23:08.043403  <4>[   65.264188] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5093 16:23:08.053191  <4>[   65.272454] RDX: 00000000abcd1234 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582c90

 5094 16:23:08.059719  <4>[   65.280721] RBP: ffffffffba581e7d R08: 0000000000000000 R09: 0000000000000000

 5095 16:23:08.069358  <4>[   65.288987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5096 16:23:08.076431  <4>[   65.297253] R13: ffffba8b023cff10 R14: ffffba8b023cff10 R15: ffff9b488310e000

 5097 16:23:08.086203  <4>[   65.305521] FS:  00007fbaf65cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5098 16:23:08.092910  <4>[   65.314856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5099 16:23:08.102663  <4>[   65.321567] CR2: ffffffffba0f8230 CR3: 0000000100876000 CR4: 00000000003506e0

 5100 16:23:08.102795  <4>[   65.329835] Call Trace:

 5101 16:23:08.109215  <4>[   65.332871]  ? __die_body.cold+0x1a/0x1f

 5102 16:23:08.112854  <4>[   65.337552]  ? no_context+0x177/0x380

 5103 16:23:08.119000  <4>[   65.341945]  ? exc_page_fault+0xd7/0x170

 5104 16:23:08.122548  <4>[   65.346621]  ? asm_exc_page_fault+0x1e/0x30

 5105 16:23:08.128867  <4>[   65.351596]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5106 16:23:08.132103  <4>[   65.356175]  direct_entry.cold+0x2c/0x38

 5107 16:23:08.135717  <4>[   65.360855]  full_proxy_write+0x56/0x80

 5108 16:23:08.142366  <4>[   65.365439]  vfs_write+0xea/0x3b0

 5109 16:23:08.145790  <4>[   65.369437]  ksys_write+0x68/0xf0

 5110 16:23:08.148890  <4>[   65.373438]  do_syscall_64+0x33/0x40

 5111 16:23:08.155270  <4>[   65.377726]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5112 16:23:08.158604  <4>[   65.383667] RIP: 0033:0x7fbaf64e2473

 5113 16:23:08.181635  <4>[   65.387955] 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

 5114 16:23:08.188226  <4>[   65.409224] RSP: 002b:00007fff1acf1c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5115 16:23:08.198577  <4>[   65.417978] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fbaf64e2473

 5116 16:23:08.205472  <4>[   65.426246] RDX: 0000000000000009 RSI: 00007fbaf63d6000 RDI: 0000000000000001

 5117 16:23:08.215030  <4>[   65.434513] RBP: 00007fbaf63d6000 R08: 00007fbaf63d5010 R09: 0000000000000000

 5118 16:23:08.221661  <4>[   65.442781] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5119 16:23:08.231575  <4>[   65.451047] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5120 16:23:08.271038  <4>[   65.459322] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5121 16:23:08.274442  <4>[   65.499426] CR2: ffffffffba0f8230

 5122 16:23:08.281214  <4>[   65.503423] ---[ end trace 3ad775b368f58634 ]---

 5123 16:23:08.284597  <4>[   65.508877] RIP: 0010:lkdtm_BUG+0x5/0x10

 5124 16:23:08.307541  <4>[   65.513544] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5125 16:23:08.310806  <4>[   65.534826] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5126 16:23:08.320996  <4>[   65.540956] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5127 16:23:08.326961  <4>[   65.549224] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5128 16:23:08.337197  <4>[   65.557489] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5129 16:23:08.343785  <4>[   65.565755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5130 16:23:08.353853  <4>[   65.574022] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5131 16:23:08.363591  <4>[   65.582289] FS:  00007fbaf65cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5132 16:23:08.370483  <4>[   65.591622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5133 16:23:08.376879  <4>[   65.598333] CR2: ffffffffba0f8230 CR3: 0000000100876000 CR4: 00000000003506e0

 5134 16:23:08.386946  <3>[   65.606601] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5135 16:23:08.396504  <3>[   65.616810] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1875, name: cat

 5136 16:23:08.400124  <4>[   65.625563] INFO: lockdep is turned off.

 5137 16:23:08.406841  <4>[   65.630234] irq event stamp: 0

 5138 16:23:08.413639  <4>[   65.633937] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5139 16:23:08.423128  <4>[   65.641238] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5140 16:23:08.433230  <4>[   65.650674] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5141 16:23:08.439795  <4>[   65.660106] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5142 16:23:08.446562  <4>[   65.667403] CPU: 1 PID: 1875 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5143 16:23:08.455979  <4>[   65.676349] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5144 16:23:08.456082  <4>[   65.683255] Call Trace:

 5145 16:23:08.462629  <4>[   65.686314]  dump_stack+0x77/0x9b

 5146 16:23:08.466257  <4>[   65.690315]  ___might_sleep.cold+0xa6/0xb6

 5147 16:23:08.469603  <4>[   65.695188]  exit_signals+0x1c/0x300

 5148 16:23:08.475727  <4>[   65.699476]  do_exit+0xc2/0xab0

 5149 16:23:08.479001  <4>[   65.703279]  ? ksys_write+0x68/0xf0

 5150 16:23:08.482675  <4>[   65.707472]  make_task_dead+0x2f/0x30

 5151 16:23:08.489016  <4>[   65.711858]  rewind_stack_and_make_dead+0x17/0x20

 5152 16:23:08.492422  <4>[   65.717407] RIP: 0033:0x7fbaf64e2473

 5153 16:23:08.515628  <4>[   65.721696] 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

 5154 16:23:08.522355  <4>[   65.742980] RSP: 002b:00007fff1acf1c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5155 16:23:08.532209  <4>[   65.751734] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fbaf64e2473

 5156 16:23:08.538968  <4>[   65.759998] RDX: 0000000000000009 RSI: 00007fbaf63d6000 RDI: 0000000000000001

 5157 16:23:08.548711  <4>[   65.768263] RBP: 00007fbaf63d6000 R08: 00007fbaf63d5010 R09: 0000000000000000

 5158 16:23:08.555216  <4>[   65.776528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5159 16:23:08.565471  <4>[   65.784793] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5160 16:23:08.571524   R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5161 16:23:08.575028  # EXEC_NULL: saw 'call trace:': ok

 5162 16:23:08.578604  ok 36 selftests: lkdtm: EXEC_NULL.sh

 5163 16:23:08.581533  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5164 16:23:08.581648  # Killed

 5165 16:23:08.588077  # [   62.970714] lkdtm: Performing direct entry ACCESS_USERSPACE

 5166 16:23:08.595107  # [   62.980970] lkdtm: attempting bad read at 00007fbd4828f000

 5167 16:23:08.604764  # [   62.993589] BUG: unable to handle page fault for address: 00007fbd4828f000

 5168 16:23:08.608392  # [   63.007732] #PF: supervisor read access in kernel mode

 5169 16:23:08.614922  # [   63.013765] #PF: error_code(0x0001) - permissions violation

 5170 16:23:08.624496  # [   63.020283] PGD 8000000105a2a067 P4D 8000000105a2a067 PUD 101adf067 PMD 101af4067 PTE 106eaa067

 5171 16:23:08.630984  # [   63.030316] Oops: 0001 [#12] SMP PTI

 5172 16:23:08.637767  # [   63.034606] CPU: 1 PID: 1803 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5173 16:23:08.644476  # [   63.043552] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5174 16:23:08.651093  # [   63.050468] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5175 16:23:08.674243  # [   63.056991] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 80 2d 58 ba e8 28 d8 fb ff 48 c7 c7 a8 2d 58 ba b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 0f d8 fb ff 48 89 ee 48 c7 c7 d0 2d 58

 5176 16:23:08.680536  # [   63.078271] RSP: 0018:ffffba8b022dfe48 EFLAGS: 00010246

 5177 16:23:08.687576  # [   63.084395] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 5178 16:23:08.697083  # [   63.092661] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582da8

 5179 16:23:08.703948  # [   63.100928] RBP: 00007fbd4828f000 R08: 0000000000000000 R09: 0000000000000000

 5180 16:23:08.710230  # [   63.109194] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 5181 16:23:08.720168  # [   63.117458] R13: ffffba8b022dff10 R14: ffffba8b022dff10 R15: ffff9b48831d3000

 5182 16:23:08.730106  # [   63.125727] FS:  00007fbd48260580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5183 16:23:08.736788  # [   63.135064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5184 16:23:08.743584  # [   63.141778] CR2: 00007fbd4828f000 CR3: 0000000103100000 CR4: 00000000003506e0

 5185 16:23:08.746924  # [   63.150046] Call Trace:

 5186 16:23:08.749847  # [   63.153101]  ? __die_body.cold+0x1a/0x1f

 5187 16:23:08.756559  # [   63.157782]  ? no_context+0x177/0x380

 5188 16:23:08.760162  # [   63.162176]  ? exc_page_fault+0x53/0x170

 5189 16:23:08.766819  # [   63.166853]  ? asm_exc_page_fault+0x1e/0x30

 5190 16:23:08.769621  # [   63.171820]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5191 16:23:08.776227  # [   63.177660]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 5192 16:23:08.782846  # [   63.183502]  direct_entry.cold+0x2c/0x38

 5193 16:23:08.786394  # [   63.188188]  full_proxy_write+0x56/0x80

 5194 16:23:08.790116  # [   63.192771]  vfs_write+0xea/0x3b0

 5195 16:23:08.793003  # [   63.196768]  ksys_write+0x68/0xf0

 5196 16:23:08.799565  # [   63.200766]  do_syscall_64+0x33/0x40

 5197 16:23:08.802857  # [   63.205054]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5198 16:23:08.809638  # [   63.210992] RIP: 0033:0x7fbd48176473

 5199 16:23:08.829248  # [   63.215279] 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

 5200 16:23:08.838905  # [   63.236558] RSP: 002b:00007ffd8cb21528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5201 16:23:08.846000  # [   63.245312] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbd48176473

 5202 16:23:08.856047  # [   63.253576] RDX: 0000000000000011 RSI: 00007fbd4806a000 RDI: 0000000000000001

 5203 16:23:08.862524  # [   63.261842] RBP: 00007fbd4806a000 R08: 00007fbd48069010 R09: 0000000000000000

 5204 16:23:08.869101  # [   63.270106] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5205 16:23:08.879039  # [   63.278375] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5206 16:23:08.918303  # [   63.286652] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5207 16:23:08.921769  # [   63.326763] CR2: 00007fbd4828f000

 5208 16:23:08.928108  # [   63.330760] ---[ end trace 3ad775b368f58632 ]---

 5209 16:23:08.931546  # [   63.336213] RIP: 0010:lkdtm_BUG+0x5/0x10

 5210 16:23:08.954883  # [   63.340880] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5211 16:23:08.958196  # [   63.362161] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5212 16:23:08.968212  # [   63.368293] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5213 16:23:08.974958  # [   63.376561] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5214 16:23:08.984379  # [   63.384826] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5215 16:23:08.991055  # [   63.393091] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5216 16:23:09.007900  # [   63.401355] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d<6>[   66.227913] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5217 16:23:09.008028  7000

 5218 16:23:09.020984  # [   63.409624] FS:  00007fbd48260580(0000) GS:ffff9b48fb<6>[   66.235206] lkdtm: attempting bad ro_after_init write at ffffffffba60a350

 5219 16:23:09.024331  d00000(0000) knlGS:0000000000000000

 5220 16:23:09.034073  # [   63.418957] CS:  0010 <1>[   66.249338] BUG: unable to handle page fault for address: ffffffffba60a350

 5221 16:23:09.040328  <1>[   66.263484] #PF: supervisor write access in kernel mode

 5222 16:23:09.047002  <1>[   66.269614] #PF: error_code(0x0003) - permissions violation

 5223 16:23:09.057150  <6>[   66.276131] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 10037d163 PTE 800000017960a061

 5224 16:23:09.060153  <4>[   66.285483] Oops: 0003 [#15] SMP PTI

 5225 16:23:09.070135  <4>[   66.289773] CPU: 1 PID: 1911 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5226 16:23:09.077006  <4>[   66.298719] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5227 16:23:09.083477  <4>[   66.305636] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5228 16:23:09.103118  <4>[   66.311963] Code: 2c 58 ba e9 02 da fb ff 48 c7 c7 e8 2c 58 ba e8 f6 d9 fb ff 48 8b 05 83 bc fa 00 ba 34 12 cd ab 48 c7 c7 90 2c 58 ba 48 31 d0 <48> 89 05 6d bc fa 00 e9 d4 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5229 16:23:09.109685  <4>[   66.333242] RSP: 0018:ffffba8b0243fe60 EFLAGS: 00010202

 5230 16:23:09.119630  <4>[   66.339374] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5231 16:23:09.126193  <4>[   66.347638] RDX: 00000000abcd1234 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582c90

 5232 16:23:09.136117  <4>[   66.355904] RBP: ffffffffba581e86 R08: 0000000000000000 R09: 0000000000000000

 5233 16:23:09.142865  <4>[   66.364171] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5234 16:23:09.152544  <4>[   66.372437] R13: ffffba8b0243ff10 R14: ffffba8b0243ff10 R15: ffff9b48859f3000

 5235 16:23:09.162949  <4>[   66.380705] FS:  00007fcf81283580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5236 16:23:09.169452  <4>[   66.390040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5237 16:23:09.176020  <4>[   66.396753] CR2: ffffffffba60a350 CR3: 00000001026e0000 CR4: 00000000003506e0

 5238 16:23:09.179297  <4>[   66.405020] Call Trace:

 5239 16:23:09.182556  <4>[   66.408055]  ? __die_body.cold+0x1a/0x1f

 5240 16:23:09.189044  <4>[   66.412735]  ? no_context+0x177/0x380

 5241 16:23:09.192460  <4>[   66.417128]  ? exc_page_fault+0xd7/0x170

 5242 16:23:09.198891  <4>[   66.421806]  ? asm_exc_page_fault+0x1e/0x30

 5243 16:23:09.201808  <4>[   66.426782]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5244 16:23:09.208950  <4>[   66.432429]  direct_entry.cold+0x2c/0x38

 5245 16:23:09.212017  <4>[   66.437109]  full_proxy_write+0x56/0x80

 5246 16:23:09.215950  <4>[   66.441691]  vfs_write+0xea/0x3b0

 5247 16:23:09.222039  <4>[   66.445690]  ksys_write+0x68/0xf0

 5248 16:23:09.225386  <4>[   66.449689]  do_syscall_64+0x33/0x40

 5249 16:23:09.231986  <4>[   66.453974]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5250 16:23:09.235796  <4>[   66.459912] RIP: 0033:0x7fcf81199473

 5251 16:23:09.255073  <4>[   66.464199] 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

 5252 16:23:09.265190  <4>[   66.485476] RSP: 002b:00007ffc624470b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5253 16:23:09.274981  <4>[   66.494231] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fcf81199473

 5254 16:23:09.281507  <4>[   66.502497] RDX: 0000000000000014 RSI: 00007fcf8108d000 RDI: 0000000000000001

 5255 16:23:09.291497  <4>[   66.510761] RBP: 00007fcf8108d000 R08: 00007fcf8108c010 R09: 0000000000000000

 5256 16:23:09.298167  <4>[   66.519026] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5257 16:23:09.307966  <4>[   66.527295] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5258 16:23:09.347661  <4>[   66.535571] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5259 16:23:09.351301  <4>[   66.575676] CR2: ffffffffba60a350

 5260 16:23:09.357970  <4>[   66.579674] ---[ end trace 3ad775b368f58635 ]---

 5261 16:23:09.361098  <4>[   66.585118] RIP: 0010:lkdtm_BUG+0x5/0x10

 5262 16:23:09.381072  <4>[   66.589784] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5263 16:23:09.387623  <4>[   66.611062] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5264 16:23:09.397217  <4>[   66.617193] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5265 16:23:09.403929  <4>[   66.625462] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5266 16:23:09.414271  <4>[   66.633726] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5267 16:23:09.420622  <4>[   66.641992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5268 16:23:09.430617  <4>[   66.650258] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5269 16:23:09.440314  <4>[   66.658525] FS:  00007fcf81283580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5270 16:23:09.446941  <4>[   66.667861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5271 16:23:09.453464  <4>[   66.674574] CR2: ffffffffba60a350 CR3: 00000001026e0000 CR4: 00000000003506e0

 5272 16:23:09.463350  <3>[   66.682845] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5273 16:23:09.473455  <3>[   66.693051] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1911, name: cat

 5274 16:23:09.476663  <4>[   66.701805] INFO: lockdep is turned off.

 5275 16:23:09.480058  <4>[   66.706478] irq event stamp: 0

 5276 16:23:09.490073  <4>[   66.710183] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5277 16:23:09.496703  <4>[   66.717484] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5278 16:23:09.506878  <6>[   66.723494] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 5279 16:23:09.516458  <4>[   66.726918] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5280 16:23:09.523322  <4>[   66.726923] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5281 16:23:09.533188  <4>[   66.726928] CPU: 1 PID: 1911 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5282 16:23:09.539382  <4>[   66.726931] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5283 16:23:09.543015  <4>[   66.726933] Call Trace:

 5284 16:23:09.546079  <4>[   66.726945]  dump_stack+0x77/0x9b

 5285 16:23:09.549707  <4>[   66.726959]  ___might_sleep.cold+0xa6/0xb6

 5286 16:23:09.556326  <6>[   66.737726] platform MX98357A:00: deferred probe pending

 5287 16:23:09.562737  <4>[   66.744750]  exit_signals+0x1c/0x300

 5288 16:23:09.565998  <4>[   66.744758]  do_exit+0xc2/0xab0

 5289 16:23:09.569561  <4>[   66.744766]  ? ksys_write+0x68/0xf0

 5290 16:23:09.572585  <4>[   66.744777]  make_task_dead+0x2f/0x30

 5291 16:23:09.579123  <6>[   66.752081] pci 0000:00:1b.0: deferred probe pending

 5292 16:23:09.585858  <4>[   66.761015]  rewind_stack_and_make_dead+0x17/0x20

 5293 16:23:09.589280  <4>[   66.761020] RIP: 0033:0x7fcf81199473

 5294 16:23:09.612514  <4>[   66.761028] 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

 5295 16:23:09.618933  <4>[   66.839565] RSP: 002b:00007ffc624470b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5296 16:23:09.628834  <4>[   66.848324] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fcf81199473

 5297 16:23:09.635416  <4>[   66.856589] RDX: 0000000000000014 RSI: 00007fcf8108d000 RDI: 0000000000000001

 5298 16:23:09.645291  <4>[   66.864855] RBP: 00007fcf8108d000 R08: 00007fcf8108c010 R09: 0000000000000000

 5299 16:23:09.651878  <4>[   66.873122] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5300 16:23:09.661629  <4>[   66.881386] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5301 16:23:09.665192  DS: 0000 ES: 0000 CR0: 0000000080050033

 5302 16:23:09.671709  # [   63.425670] CR2: 00007fbd4828f000 CR3: 0000000103100000 CR4: 00000000003506e0

 5303 16:23:09.681751  # [   63.433939] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5304 16:23:09.691395  # [   63.444149] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1803, name: cat

 5305 16:23:09.694853  # [   63.452901] INFO: lockdep is turned off.

 5306 16:23:09.701499  # [   63.457575] irq event stamp: 0

 5307 16:23:09.708366  # [   63.461277] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5308 16:23:09.717995  # [   63.468576] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5309 16:23:09.724494  # [   63.478011] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5310 16:23:09.734785  # [   63.487445] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5311 16:23:09.741149  # [   63.494746] CPU: 1 PID: 1803 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5312 16:23:09.748032  # [   63.503698] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5313 16:23:09.750923  # [   63.510607] Call Trace:

 5314 16:23:09.754122  # [   63.513638]  dump_stack+0x77/0x9b

 5315 16:23:09.761036  # [   63.517637]  ___might_sleep.cold+0xa6/0xb6

 5316 16:23:09.763923  # [   63.522510]  exit_signals+0x1c/0x300

 5317 16:23:09.767488  # [   63.526802]  do_exit+0xc2/0xab0

 5318 16:23:09.770654  # [   63.530605]  ? ksys_write+0x68/0xf0

 5319 16:23:09.777156  # [   63.534791]  make_task_dead+0x2f/0x30

 5320 16:23:09.780597  # [   63.539177]  rewind_stack_and_make_dead+0x17/0x20

 5321 16:23:09.787576  # [   63.544720] RIP: 0033:0x7fbd48176473

 5322 16:23:09.806983  # [   63.549006] 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

 5323 16:23:09.817111  # [   63.570292] RSP: 002b:00007ffd8cb21528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5324 16:23:09.823704  # [   63.579048] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbd48176473

 5325 16:23:09.834001  # [   63.587320] RDX: 0000000000000011 RSI: 00007fbd4806a000 RDI: 0000000000000001

 5326 16:23:09.840088  # [   63.595588] RBP: 00007fbd4806a000 R08: 00007fbd48069010 R09: 0000000000000000

 5327 16:23:09.850104  # [   63.603858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5328 16:23:09.856984  # [   63.612125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5329 16:23:09.860297  # ACCESS_USERSPACE: saw 'call trace:': ok

 5330 16:23:09.866751  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh

 5331 16:23:09.869765  # selftests: lkdtm: ACCESS_NULL.sh

 5332 16:23:09.869856  # Killed

 5333 16:23:09.876538  # [   64.031820] lkdtm: Performing direct entry ACCESS_NULL

 5334 16:23:09.883282  # [   64.043156] lkdtm: attempting bad read at 0000000000000000

 5335 16:23:09.889929  # [   64.055789] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5336 16:23:09.896281  # [   64.070024] #PF: supervisor read access in kernel mode

 5337 16:23:09.903175  # [   64.076056] #PF: error_code(0x0000) - not-present page

 5338 16:23:09.905948  # [   64.082087] PGD 0 P4D 0 

 5339 16:23:09.909465  # [   64.085215] Oops: 0000 [#13] SMP PTI

 5340 16:23:09.919127  # [   64.089504] CPU: 1 PID: 1839 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5341 16:23:09.925808  # [   64.098451] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5342 16:23:09.929445  # [   64.105367] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5343 16:23:09.952305  # [   64.110919] Code: cc d7 fb ff be 00 10 00 00 48 89 ef e8 b3 7b 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 2d 58 ba e8 a6 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 2d 58 ba 48 01

 5344 16:23:09.955834  # [   64.132204] RSP: 0018:ffffba8b0234fe58 EFLAGS: 00010246

 5345 16:23:09.965503  # [   64.138338] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5346 16:23:09.972003  # [   64.146604] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 5347 16:23:09.982284  # [   64.154869] RBP: ffffffffba581e71 R08: 0000000000000000 R09: 0000000000000000

 5348 16:23:09.989064  # [   64.163134] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5349 16:23:09.998675  # [   64.171400] R13: ffffba8b0234ff10 R14: ffffba8b0234ff10 R15: ffff9b488308d000

 5350 16:23:10.008393  # [   64.179668] FS:  00007f2d68dd4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5351 16:23:10.015361  # [   64.189006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5352 16:23:10.022008  # [   64.195721] CR2: 0000000000000000 CR3: 00000001051c6000 CR4: 00000000003506e0

 5353 16:23:10.024971  # [   64.203986] Call Trace:

 5354 16:23:10.028489  # [   64.207020]  ? __die_body.cold+0x1a/0x1f

 5355 16:23:10.035194  # [   64.211701]  ? no_context+0x177/0x380

 5356 16:23:10.038217  # [   64.216093]  ? exc_page_fault+0x53/0x170

 5357 16:23:10.041895  # [   64.220771]  ? asm_exc_page_fault+0x1e/0x30

 5358 16:23:10.051374  # [   64.225748]  ? lkdtm_ACCESS_<6>[   67.273282] lkdtm: Performing direct entry WRITE_KERN

 5359 16:23:10.054760  NULL+0x14/0x53

 5360 16:23:10.058024  # [   64.230618]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5361 16:23:10.067738  <6>[   67.281071] lkdtm: attempting bad 7220333 byte write at ffffffffb965e5ed

 5362 16:23:10.067856  

 5363 16:23:10.071294  # [   64.235488]  direct_entry.cold+0x2c/0x38

 5364 16:23:10.081068  # [   64.240170]<1>[   67.295091] BUG: unable to handle page fault for address: ffffffffb965e5ed

 5365 16:23:10.088089  <1>[   67.309233] #PF: supervisor write access in kernel mode

 5366 16:23:10.094337  <1>[   67.315363] #PF: error_code(0x0003) - permissions violation

 5367 16:23:10.100996  <6>[   67.321882] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 1786001e1 

 5368 16:23:10.104440  <4>[   67.329280] Oops: 0003 [#16] SMP PTI

 5369 16:23:10.114308  <4>[   67.333571] CPU: 1 PID: 1950 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5370 16:23:10.120991  <4>[   67.342518] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5371 16:23:10.127107  <4>[   67.349433] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5372 16:23:10.147148  <4>[   67.354885] Code: 53 48 c7 c3 ed e5 65 b9 49 89 dc 48 89 da 49 81 ec 80 b9 f7 b8 4c 89 e6 e8 a9 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 80 b9 f7 b8 <f3> a4 48 c7 c7 90 2c 58 ba e8 8e d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5373 16:23:10.153830  <4>[   67.376166] RSP: 0018:ffffba8b024bfe50 EFLAGS: 00010246

 5374 16:23:10.163446  <4>[   67.382290] RAX: 000000000000003c RBX: ffffffffb965e5ed RCX: 00000000006e2c6d

 5375 16:23:10.170011  <4>[   67.390557] RDX: 0000000000000000 RSI: ffffffffb8f7b980 RDI: ffffffffb965e5ed

 5376 16:23:10.180038  <4>[   67.398826] RBP: ffffffffba581e9a R08: 0000000000000000 R09: 0000000000000000

 5377 16:23:10.186857  <4>[   67.407091] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e2c6d

 5378 16:23:10.196581  <4>[   67.415359] R13: ffffba8b024bff10 R14: ffffba8b024bff10 R15: ffff9b48831f9000

 5379 16:23:10.203190  <4>[   67.423633] FS:  00007f16652f3580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5380 16:23:10.209846  <4>[   67.432977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5381 16:23:10.219854  <4>[   67.439692] CR2: ffffffffb965e5ed CR3: 000000010196e000 CR4: 00000000003506e0

 5382 16:23:10.222949  <4>[   67.447962] Call Trace:

 5383 16:23:10.226308  <4>[   67.450999]  ? __die_body.cold+0x1a/0x1f

 5384 16:23:10.232907  <4>[   67.455682]  ? no_context+0x177/0x380

 5385 16:23:10.236363  <4>[   67.460073]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5386 16:23:10.242997  <4>[   67.465822]  ? exc_page_fault+0xd7/0x170

 5387 16:23:10.246045  <4>[   67.470504]  ? asm_exc_page_fault+0x1e/0x30

 5388 16:23:10.252927  <4>[   67.475477]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5389 16:23:10.259367  <4>[   67.481228]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5390 16:23:10.262534  <4>[   67.486391]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5391 16:23:10.269295  <4>[   67.492136]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5392 16:23:10.272189  <4>[   67.496901]  direct_entry.cold+0x2c/0x38

 5393 16:23:10.278998  <4>[   67.501585]  full_proxy_write+0x56/0x80

 5394 16:23:10.282567  <4>[   67.506169]  vfs_write+0xea/0x3b0

 5395 16:23:10.285409  <4>[   67.510169]  ksys_write+0x68/0xf0

 5396 16:23:10.289048  <4>[   67.514169]  do_syscall_64+0x33/0x40

 5397 16:23:10.295638  <4>[   67.518458]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5398 16:23:10.298717  <4>[   67.524400] RIP: 0033:0x7f1665209473

 5399 16:23:10.321934  <4>[   67.528686] 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

 5400 16:23:10.328444  <4>[   67.549973] RSP: 002b:00007fff652ed938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5401 16:23:10.338875  <4>[   67.558727] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1665209473

 5402 16:23:10.345303  <4>[   67.566994] RDX: 000000000000000b RSI: 00007f16650fd000 RDI: 0000000000000001

 5403 16:23:10.355016  <4>[   67.575261] RBP: 00007f16650fd000 R08: 00007f16650fc010 R09: 0000000000000000

 5404 16:23:10.361653  <4>[   67.583532] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5405 16:23:10.371263  <4>[   67.591797] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5406 16:23:10.410857  <4>[   67.600075] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5407 16:23:10.414119  <4>[   67.640175] CR2: ffffffffb965e5ed

 5408 16:23:10.420657  <4>[   67.644172] ---[ end trace 3ad775b368f58636 ]---

 5409 16:23:10.424008  <4>[   67.649625] RIP: 0010:lkdtm_BUG+0x5/0x10

 5410 16:23:10.447544  <4>[   67.654303] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5411 16:23:10.453663  <4>[   67.675592] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5412 16:23:10.460809  <4>[   67.681728] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5413 16:23:10.470459  <4>[   67.689997] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5414 16:23:10.477196  <4>[   67.698270] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5415 16:23:10.486929  <4>[   67.706534] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5416 16:23:10.493724  <4>[   67.714805] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5417 16:23:10.503227  <4>[   67.723077] FS:  00007f16652f3580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5418 16:23:10.510020  <4>[   67.732414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5419 16:23:10.519781  <4>[   67.739131] CR2: ffffffffb965e5ed CR3: 000000010196e000 CR4: 00000000003506e0

 5420 16:23:10.529991  <3>[   67.747400] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5421 16:23:10.536266  <3>[   67.757610] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1950, name: cat

 5422 16:23:10.543407  <4>[   67.766361] INFO: lockdep is turned off.

 5423 16:23:10.546742  <4>[   67.771037] irq event stamp: 0

 5424 16:23:10.553083  <4>[   67.774743] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5425 16:23:10.563172  <4>[   67.782044] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5426 16:23:10.573005  <4>[   67.791482] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5427 16:23:10.579582  <4>[   67.800918] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5428 16:23:10.589762  <4>[   67.808220] CPU: 1 PID: 1950 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5429 16:23:10.596344  <4>[   67.817171] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5430 16:23:10.599335  <4>[   67.824080] Call Trace:

 5431 16:23:10.603003  <4>[   67.827111]  dump_stack+0x77/0x9b

 5432 16:23:10.606686  <4>[   67.831113]  ___might_sleep.cold+0xa6/0xb6

 5433 16:23:10.612560  <4>[   67.835991]  exit_signals+0x1c/0x300

 5434 16:23:10.615942  <4>[   67.840281]  do_exit+0xc2/0xab0

 5435 16:23:10.619422  <4>[   67.844075]  ? ksys_write+0x68/0xf0

 5436 16:23:10.625878  <4>[   67.848259]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5437 16:23:10.629586  <4>[   67.854006]  make_task_dead+0x2f/0x30

 5438 16:23:10.636173  <4>[   67.858396]  rewind_stack_and_make_dead+0x17/0x20

 5439 16:23:10.639203  <4>[   67.863950] RIP: 0033:0x7f1665209473

 5440 16:23:10.662653  <4>[   67.868238] 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

 5441 16:23:10.668793  <4>[   67.889529] RSP: 002b:00007fff652ed938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5442 16:23:10.678909  <4>[   67.898287] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1665209473

 5443 16:23:10.685596  <4>[   67.906554] RDX: 000000000000000b RSI: 00007f16650fd000 RDI: 0000000000000001

 5444 16:23:10.695282  <4>[   67.914827] RBP: 00007f16650fd000 R08: 00007f16650fc010 R09: 0000000000000000

 5445 16:23:10.701940  <4>[   67.923098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5446 16:23:10.711704  <4>[   67.931365] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5447 16:23:10.715371    full_proxy_write+0x56/0x80

 5448 16:23:10.718407  # [   64.244753]  vfs_write+0xea/0x3b0

 5449 16:23:10.722021  # [   64.248752]  ksys_write+0x68/0xf0

 5450 16:23:10.725244  # [   64.252751]  do_syscall_64+0x33/0x40

 5451 16:23:10.731461  # [   64.257038]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5452 16:23:10.734776  # [   64.262977] RIP: 0033:0x7f2d68cea473

 5453 16:23:10.757971  # [   64.267256] 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

 5454 16:23:10.764487  # [   64.288537] RSP: 002b:00007ffcf5ab4a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5455 16:23:10.774591  # [   64.297293] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d68cea473

 5456 16:23:10.781044  # [   64.305560] RDX: 000000000000000c RSI: 00007f2d68bde000 RDI: 0000000000000001

 5457 16:23:10.791314  # [   64.313825] RBP: 00007f2d68bde000 R08: 00007f2d68bdd010 R09: 0000000000000000

 5458 16:23:10.797507  # [   64.322089] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5459 16:23:10.807785  # [   64.330353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5460 16:23:10.847332  # [   64.338630] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5461 16:23:10.850657  # [   64.378732] CR2: 0000000000000000

 5462 16:23:10.857087  # [   64.382731] ---[ end trace 3ad775b368f58633 ]---

 5463 16:23:10.860287  # [   64.388185] RIP: 0010:lkdtm_BUG+0x5/0x10

 5464 16:23:10.880273  # [   64.392859] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5465 16:23:10.886947  # [   64.414139] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5466 16:23:10.896904  # [   64.420273] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5467 16:23:10.903439  # [   64.428539] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5468 16:23:10.913003  # [   64.436807] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5469 16:23:10.919709  # [   64.445075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5470 16:23:10.929507  # [   64.453342] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5471 16:23:10.936212  # [   64.461611] FS:  00007f2d68dd4580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5472 16:23:10.943015  # [   64.470949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5473 16:23:10.952973  # [   64.477660] CR2: 0000000000000000 CR3: 00000001051c6000 CR4: 00000000003506e0

 5474 16:23:10.963047  # [   64.485932] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5475 16:23:10.969677  # [   64.496142] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1839, name: cat

 5476 16:23:10.976249  # [   64.504892] INFO: lockdep is turned off.

 5477 16:23:10.979309  # [   64.509565] irq event stamp: 0

 5478 16:23:10.986101  # [   64.513268] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5479 16:23:10.996125  # [   64.520569] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5480 16:23:11.005853  # [   64.529996] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5481 16:23:11.012369  # [   64.539432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5482 16:23:11.022289  # [   64.546731] CPU: 1 PID: 1839 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5483 16:23:11.028676  # [   64.555676] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5484 16:23:11.032245  # [   64.562582] Call Trace:

 5485 16:23:11.035367  # [   64.565614]  dump_stack+0x77/0x9b

 5486 16:23:11.038980  # [   64.569614]  ___might_sleep.cold+0xa6/0xb6

 5487 16:23:11.042105  # [   64.574486]  exit_signals+0x1c/0x300

 5488 16:23:11.049019  # [   64.578774]  do_exit+0xc2/0xab0

 5489 16:23:11.051906  # [   64.582569]  ? ksys_write+0x68/0xf0

 5490 16:23:11.054987  # [   64.586764]  make_task_dead+0x2f/0x30

 5491 16:23:11.062142  # [   64.591149]  rewind_stack_and_make_dead+0x17/0x20

 5492 16:23:11.064812  # [   64.596687] RIP: 0033:0x7f2d68cea473

 5493 16:23:11.084635  # [   64.600975] 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

 5494 16:23:11.094627  # [   64.622260] RSP: 002b:00007ffcf5ab4a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5495 16:23:11.104934  # [   64.631006] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d68cea473

 5496 16:23:11.111270  # [   64.639272] RDX: 000000000000000c RSI: 00007f2d68bde000 RDI: 0000000000000001

 5497 16:23:11.117808  # [   64.647538] RBP: 00007f2d68bde000 R08: 00007f2d68bdd010 R09: 0000000000000000

 5498 16:23:11.127794  # [   64.655806] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5499 16:23:11.134254  # [   64.664070] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5500 16:23:11.140953  # ACCESS_NULL: saw 'call trace:': ok

 5501 16:23:11.144076  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5502 16:23:11.147641  # selftests: lkdtm: WRITE_RO.sh

 5503 16:23:11.147737  # Killed

 5504 16:23:11.154351  # [   65.157025] lkdtm: Performing direct entry WRITE_RO

 5505 16:23:11.161098  # [   65.163062] lkdtm: attempting bad rodata write at ffffffffba0f8230

 5506 16:23:11.167183  # [   65.176528] BUG: unable to handle page fault for address: ffffffffba0f8230

 5507 16:23:11.174116  # [   65.190643] #PF: supervisor write access in kernel mode

 5508 16:23:11.180409  # [   65.196774] #PF: error_code(0x0003) - permissions violation

 5509 16:23:11.187056  # [   65.203293] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 80000001790001e1 

 5510 16:23:11.197455  # [   65.211<6>[   68.416163] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5511 16:23:11.200568  371] Oops: 0003 [#14] SMP PTI

 5512 16:23:11.210401  # [   65.215662] CPU: 1 PID: 1875<6>[   68.425500] lkdtm: attempting good refcount_inc() without overflow

 5513 16:23:11.217219   Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5514 16:23:11.223329  # [   <6>[   68.438938] lkdtm: attempting bad refcount_inc() overflow

 5515 16:23:11.229879  65.224610] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5516 16:23:11.233381  <4>[   68.451474] ------------[ cut here ]------------

 5517 16:23:11.239892  # [   65.231525] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5518 16:23:11.246878  # [   65.23<4>[   68.463156] refcount_t: saturated; leaking memory.

 5519 16:23:11.263191  6785] Code: 00 48 c7 c7 60 2c 58 ba 48 c7 c6 30 82 0f ba e8 50 d<4>[   68.475144] WARNING: CPU: 1 PID: 1986 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5520 16:23:11.309594  a fb ff 48 8b 05 bd 9b a9 00 ba 34 12 cd ab 48 c7 c7 90 2c 58 ba<4>[   68.491035] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5521 16:23:11.322463   48 31 d0 <48> 89 05 a7 9b a9 00 e9 2e da fb ff 0f 1f 44 00 00 4<4>[   68.537275] CPU: 1 PID: 1986 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5522 16:23:11.325853  8 8b 05 b6 bc

 5523 16:23:11.336154  # [   65.258055] RSP: 0018:ffffba8b023cfe60 EFLAG<4>[   68.552437] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5524 16:23:11.339134  S: 00010202

 5525 16:23:11.349069  # [   65.264188] RAX: 000000000198b861 RBX: 0000000<4>[   68.565571] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5526 16:23:11.352263  000000028 RCX: 0000000000000000

 5527 16:23:11.375196  # [   65.272454] RDX: 00000000a<4>[   68.577931] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 5528 16:23:11.381907  bcd1234 RSI: ffff9b48fbd1bf50 RDI: ffffffffba582c90

 5529 16:23:11.388418  # [   65.28<4>[   68.605458] RSP: 0018:ffffba8b0253fe48 EFLAGS: 00010286

 5530 16:23:11.405075  0721] RBP: ffffffffba581e7d R08: 0000000000000000 R09: 000000000<4>[   68.617796] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5531 16:23:11.405175  0000000

 5532 16:23:11.418520  # [   65.288987] R10: 00000000ffffe000 R11: 3ffffffffff<4>[   68.632316] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 5533 16:23:11.421540  fffff R12: 0000000000000009

 5534 16:23:11.431065  # [   65.297253] R13: ffffba8b023cf<4>[   68.646784] RBP: ffffffffba581ea5 R08: 0000000000000000 R09: 0000000000000000

 5535 16:23:11.438076  f10 R14: ffffba8b023cff10 R15: ffff9b488310e000

 5536 16:23:11.447926  # [   65.305521<4>[   68.661293] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5537 16:23:11.461119  ] FS:  00007fbaf65cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:00<4>[   68.675766] R13: ffffba8b0253ff10 R14: ffffba8b0253ff10 R15: ffff9b48837d2000

 5538 16:23:11.464320  00000000000000

 5539 16:23:11.477585  # [   65.314856] CS:  0010 DS: 0000 ES: 0000 CR0<4>[   68.690259] FS:  00007f329643f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5540 16:23:11.477678  : 0000000080050033

 5541 16:23:11.490390  # [   65.321567] CR2: ffffffffba0f8230 CR3: <4>[   68.705843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5542 16:23:11.494012  0000000100876000 CR4: 00000000003506e0

 5543 16:23:11.504281  # [   65.329835] Call Tr<4>[   68.718795] CR2: 00007f3296249000 CR3: 00000001033de000 CR4: 00000000003506e0

 5544 16:23:11.504381  ace:

 5545 16:23:11.510678  # [   65.332871]  ? __die_body.cold+0x1a/0x1f

 5546 16:23:11.513638  # [   65.33<4>[   68.733529] Call Trace:

 5547 16:23:11.517043  7552]  ? no_context+0x177/0x380

 5548 16:23:11.523894  # [   65.341945]  ? exc_page_fa<4>[   68.742608]  ? __warn+0x80/0x110

 5549 16:23:11.527248  ult+0xd7/0x170

 5550 16:23:11.537067  # [   65.346621]  ? asm_exc_page_fault+0x1e/0x30<4>[   68.752945]  ? refcount_warn_saturate+0x51/0x110

 5551 16:23:11.537160  

 5552 16:23:11.540542  # [   65.351596]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5553 16:23:11.546938  # [   65.356175]<4>[   68.764344]  ? report_bug+0x9e/0xc0

 5554 16:23:11.550338    direct_entry.cold+0x2c/0x38

 5555 16:23:11.557015  # [   65.360855]  full_proxy_writ<4>[   68.774914]  ? handle_bug+0x41/0x90

 5556 16:23:11.557106  e+0x56/0x80

 5557 16:23:11.560110  # [   65.365439]  vfs_write+0xea/0x3b0

 5558 16:23:11.566860  # [   65.36<4>[   68.785168]  ? exc_invalid_op+0x14/0x70

 5559 16:23:11.570419  9437]  ksys_write+0x68/0xf0

 5560 16:23:11.579832  # [   65.373438]  do_syscall_64+0x3<4>[   68.796092]  ? asm_exc_invalid_op+0x12/0x20

 5561 16:23:11.579924  3/0x40

 5562 16:23:11.589829  # [   65.377726]  entry_SYSCALL_64_after_hwframe+0x62/0x<4>[   68.807209]  ? refcount_warn_saturate+0x51/0x110

 5563 16:23:11.589945  c7

 5564 16:23:11.593388  # [   65.383667] RIP: 0033:0x7fbaf64e2473

 5565 16:23:11.603007  # [   65.387955] <4>[   68.818899]  ? refcount_warn_saturate+0x51/0x110

 5566 16:23:11.613423  Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b<4>[   68.830543]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5567 16:23:11.623152  7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f<4>[   68.842445]  direct_entry.cold+0x2c/0x38

 5568 16:23:11.636229   05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 5<4>[   68.853303]  full_proxy_write+0x56/0x80

 5569 16:23:11.636321  4 24 18

 5570 16:23:11.646654  # [   65.409224] RSP: 002b:00007fff1acf1c28 EFLAGS: 000<4>[   68.864203]  vfs_write+0xea/0x3b0

 5571 16:23:11.649685  00246 ORIG_RAX: 0000000000000001

 5572 16:23:11.656384  # [   65.417978] RAX: ffffffff<4>[   68.874347]  ksys_write+0x68/0xf0

 5573 16:23:11.659785  ffffffda RBX: 0000000000000009 RCX: 00007fbaf64e2473

 5574 16:23:11.666337  # [   65.4<4>[   68.884615]  do_syscall_64+0x33/0x40

 5575 16:23:11.679127  26246] RDX: 0000000000000009 RSI: 00007fbaf63d6000 RDI: 00000000<4>[   68.895088]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5576 16:23:11.679222  00000001

 5577 16:23:11.689139  # [   65.434513] RBP: 00007fbaf63d6000 R08: 00007fbaf6<4>[   68.907271] RIP: 0033:0x7f3296355473

 5578 16:23:11.692593  3d5010 R09: 0000000000000000

 5579 16:23:11.715598  # [   65.442781] R10: ffffffffffff<4>[   68.917731] 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

 5580 16:23:11.722199  fbc5 R11: 0000000000000246 R12: 0000000000000001

 5581 16:23:11.732530  # [   65.45104<4>[   68.945341] RSP: 002b:00007ffe970ec468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5582 16:23:11.745508  7] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000002<4>[   68.960329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f3296355473

 5583 16:23:11.745604  0000

 5584 16:23:11.762024  # [   65.459322] Modules linked in: fuse ip_tables uvcvide<4>[   68.974812] RDX: 0000000000000016 RSI: 00007f3296249000 RDI: 0000000000000001

 5585 16:23:11.775372  o videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sys<4>[   68.989330] RBP: 00007f3296249000 R08: 00007f3296248010 R09: 0000000000000000

 5586 16:23:11.788849  fs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbp<4>[   69.003805] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5587 16:23:11.805470  d_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev vi<4>[   69.018299] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5588 16:23:11.814879  deobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notif<4>[   69.032835] irq event stamp: 0

 5589 16:23:11.828290  y i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c<4>[   69.042729] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5590 16:23:11.831304   chromeos_pstore coreboot_table

 5591 16:23:11.841164  # [   65.499426] CR2: ffffffffb<4>[   69.056257] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5592 16:23:11.844807  a0f8230

 5593 16:23:11.847888  # [   65.503423] ---[ end trace 3ad775b368f58634 ]---

 5594 16:23:11.858075  <4>[   69.071931] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5595 16:23:11.864577  # [   65.508877] RIP: 0010:lkdtm_BUG+0x5/0x10

 5596 16:23:11.870956  # [   65.513544] <4>[   69.087628] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5597 16:23:11.884710  Code: 89 ff e8 1e dc 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 e<4>[   69.101049] ---[ end trace 3ad775b368f58637 ]---

 5598 16:23:11.894046  a ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00<6>[   69.112726] lkdtm: Overflow detected: saturated

 5599 16:23:11.900997   00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 67 0b 03

 5600 16:23:11.907401  # [   65.534826] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5601 16:23:11.917334  # [   65.540956] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5602 16:23:11.923777  # [   65.549224] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5603 16:23:11.934256  # [   65.557489] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5604 16:23:11.940396  # [   65.565755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5605 16:23:11.950560  # [   65.574022] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5606 16:23:11.957313  # [   65.582289] FS:  00007fbaf65cc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5607 16:23:11.963499  # [   65.591622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5608 16:23:11.973607  # [   65.598333] CR2: ffffffffba0f8230 CR3: 0000000100876000 CR4: 00000000003506e0

 5609 16:23:11.983515  # [   65.606601] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5610 16:23:11.993405  # [   65.616810] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1875, name: cat

 5611 16:23:11.996898  # [   65.625563] INFO: lockdep is turned off.

 5612 16:23:11.999978  # [   65.630234] irq event stamp: 0

 5613 16:23:12.006599  # [   65.633937] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5614 16:23:12.016942  # [   65.641238] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5615 16:23:12.026538  # [   65.650674] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5616 16:23:12.033339  # [   65.660106] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5617 16:23:12.043202  # [   65.667403] CPU: 1 PID: 1875 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5618 16:23:12.049878  # [   65.676349] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5619 16:23:12.053023  # [   65.683255] Call Trace:

 5620 16:23:12.056117  # [   65.686314]  dump_stack+0x77/0x9b

 5621 16:23:12.059609  # [   65.690315]  ___might_sleep.cold+0xa6/0xb6

 5622 16:23:12.066382  # [   65.695188]  exit_signals+0x1c/0x300

 5623 16:23:12.069299  # [   65.699476]  do_exit+0xc2/0xab0

 5624 16:23:12.072961  # [   65.703279]  ? ksys_write+0x68/0xf0

 5625 16:23:12.076221  # [   65.707472]  make_task_dead+0x2f/0x30

 5626 16:23:12.082412  # [   65.711858]  rewind_stack_and_make_dead+0x17/0x20

 5627 16:23:12.085600  # [   65.717407] RIP: 0033:0x7fbaf64e2473

 5628 16:23:12.108929  # [   65.721696] 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

 5629 16:23:12.115544  # [   65.742980] RSP: 002b:00007fff1acf1c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5630 16:23:12.125550  # [   65.751734] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fbaf64e2473

 5631 16:23:12.132152  # [   65.759998] RDX: 0000000000000009 RSI: 00007fbaf63d6000 RDI: 0000000000000001

 5632 16:23:12.142078  # [   65.768263] RBP: 00007fbaf63d6000 R08: 00007fbaf63d5010 R09: 0000000000000000

 5633 16:23:12.148882  # [   65.776528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5634 16:23:12.155561  # [   65.784793] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5635 16:23:12.162284  # WRITE_RO: saw 'call trace:': ok

 5636 16:23:12.165278  ok 39 selftests: lkdtm: WRITE_RO.sh

 5637 16:23:12.168368  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5638 16:23:12.168459  # Killed

 5639 16:23:12.175216  # [   66.227913] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5640 16:23:12.185092  # [   66.235206] lkdtm: attempting bad ro_after_init write at ffffffffba60a350

 5641 16:23:12.191686  # [   66.249338] BUG: unable to handle page fault for address: ffffffffba60a350

 5642 16:23:12.198270  # [   66.263484] #PF: supervisor write access in kernel mode

 5643 16:23:12.205012  # [   66.269614] #PF: error_code(0x0003) - permissions violation

 5644 16:23:12.214923  # [   66.276131] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 10037d163 PTE 800000017960a061

 5645 16:23:12.217770  # [   66.285483] Oops: 0003 [#15] SMP PTI

 5646 16:23:12.224312  # [   66.289773] CPU: 1 PID: 1911 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5647 16:23:12.237569  # [   66.298719] Hardware name: Google Coral/Coral,<6>[   69.454329] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5648 16:23:12.241169   BIOS  09/29/2020

 5649 16:23:12.250836  # [   66.305636] RIP: 0010:lkdtm_WRITE_RO_AFT<6>[   69.466901] lkdtm: attempting good refcount_add() without overflow

 5650 16:23:12.254122  ER_INIT+0x4e/0x5a

 5651 16:23:12.263977  # [   66.311963] Code: 2c 58 ba e9 02 da fb f<6>[   69.480317] lkdtm: attempting bad refcount_add() overflow

 5652 16:23:12.277051  f 48 c7 c7 e8 2c 58 ba e8 f6 d9 fb ff 48 8b 05 83 bc fa 00 ba 34<4>[   69.492878] ------------[ cut here ]------------

 5653 16:23:12.286871   12 cd ab 48 c7 c7 90 2c 58 ba 48 31 d0 <48> 89 05 6d bc fa 00 e<4>[   69.504570] refcount_t: saturated; leaking memory.

 5654 16:23:12.290524  9 d4 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5655 16:23:12.303653  # [   66.333242] RS<4>[   69.516699] WARNING: CPU: 1 PID: 2019 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5656 16:23:12.307001  P: 0018:ffffba8b0243fe60 EFLAGS: 00010202

 5657 16:23:12.350031  # [   66.339374] RAX:<4>[   69.532465] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5658 16:23:12.356648   00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5659 16:23:12.366094  #<4>[   69.578908] CPU: 1 PID: 2019 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5660 16:23:12.379202   [   66.347638] RDX: 00000000abcd1234 RSI: ffff9b48fbd1bf50 RDI:<4>[   69.593815] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5661 16:23:12.379306   ffffffffba582c90

 5662 16:23:12.388920  # [   66.355904] RBP: ffffffffba581e86 R08: 0<4>[   69.607110] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5663 16:23:12.395839  000000000000000 R09: 0000000000000000

 5664 16:23:12.418844  # [   66.364171] R10: 000<4>[   69.619333] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 5665 16:23:12.425363  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5666 16:23:12.432192  # [  <4>[   69.646955] RSP: 0018:ffffba8b025a7e48 EFLAGS: 00010286

 5667 16:23:12.444946   66.372437] R13: ffffba8b0243ff10 R14: ffffba8b0243ff10 R15: fff<4>[   69.659215] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5668 16:23:12.445043  f9b48859f3000

 5669 16:23:12.458081  # [   66.380705] FS:  00007fcf81283580(0000) GS:f<4>[   69.673737] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 5670 16:23:12.464768  fff9b48fbd00000(0000) knlGS:0000000000000000

 5671 16:23:12.474931  # [   66.390040] C<4>[   69.688205] RBP: ffffffffba581ebb R08: 0000000000000000 R09: 0000000000000000

 5672 16:23:12.478237  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5673 16:23:12.488146  # [   66.39675<4>[   69.702721] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5674 16:23:12.504319  3] CR2: ffffffffba60a350 CR3: 00000001026e0000 CR4: 000000000035<4>[   69.717212] R13: ffffba8b025a7f10 R14: ffffba8b025a7f10 R15: ffff9b488535a000

 5675 16:23:12.504413  06e0

 5676 16:23:12.507887  # [   66.405020] Call Trace:

 5677 16:23:12.517513  # [   66.408055]  ? __die_bo<4>[   69.731723] FS:  00007f599729a580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5678 16:23:12.520891  dy.cold+0x1a/0x1f

 5679 16:23:12.524326  # [   66.412735]  ? no_context+0x177/0x380

 5680 16:23:12.531137  #<4>[   69.747264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5681 16:23:12.537666   [   66.417128]  ? exc_page_fault+0xd7/0x170

 5682 16:23:12.547329  # [   66.421806]  <4>[   69.760230] CR2: 00007f59970a4000 CR3: 00000001053c4000 CR4: 00000000003506e0

 5683 16:23:12.550421  ? asm_exc_page_fault+0x1e/0x30

 5684 16:23:12.553928  # [   66.426782]  ? lkdtm_WRITE_<4>[   69.774710] Call Trace:

 5685 16:23:12.556931  RO_AFTER_INIT+0x4e/0x5a

 5686 16:23:12.563596  # [   66.432429]  direct_entry.cold+0x2<4>[   69.784004]  ? __warn+0x80/0x110

 5687 16:23:12.567186  c/0x38

 5688 16:23:12.570209  # [   66.437109]  full_proxy_write+0x56/0x80

 5689 16:23:12.576787  # [   66.4<4>[   69.794063]  ? refcount_warn_saturate+0x51/0x110

 5690 16:23:12.580340  41691]  vfs_write+0xea/0x3b0

 5691 16:23:12.587135  # [   66.445690]  ksys_write+0x68/<4>[   69.805838]  ? report_bug+0x9e/0xc0

 5692 16:23:12.587226  0xf0

 5693 16:23:12.593916  # [   66.449689]  do_syscall_64+0x33/0x40

 5694 16:23:12.596733  # [   66.453974<4>[   69.816277]  ? handle_bug+0x41/0x90

 5695 16:23:12.603751  ]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5696 16:23:12.610297  # [   66.459912] RI<4>[   69.826693]  ? exc_invalid_op+0x14/0x70

 5697 16:23:12.610386  P: 0033:0x7fcf81199473

 5698 16:23:12.620143  # [   66.464199] Code: 8b 15 21 2a 0e 00<4>[   69.837414]  ? asm_exc_invalid_op+0x12/0x20

 5699 16:23:12.630275   f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 <4>[   69.848682]  ? refcount_warn_saturate+0x51/0x110

 5700 16:23:12.643116  18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff<4>[   69.860308]  ? refcount_warn_saturate+0x51/0x110

 5701 16:23:12.646679   77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5702 16:23:12.656117  # [   66.48547<4>[   69.872023]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5703 16:23:12.666474  6] RSP: 002b:00007ffc624470b8 EFLAGS: 00000246 ORIG_RAX: 0000000<4>[   69.883857]  direct_entry.cold+0x2c/0x38

 5704 16:23:12.666572  000000001

 5705 16:23:12.675983  # [   66.494231] RAX: ffffffffffffffda RBX: 000000000<4>[   69.894830]  full_proxy_write+0x56/0x80

 5706 16:23:12.679710  0000014 RCX: 00007fcf81199473

 5707 16:23:12.686017  # [   66.502497] RDX: 00000000000<4>[   69.905569]  vfs_write+0xea/0x3b0

 5708 16:23:12.692711  00014 RSI: 00007fcf8108d000 RDI: 0000000000000001

 5709 16:23:12.696124  # [   66.5107<4>[   69.915817]  ksys_write+0x68/0xf0

 5710 16:23:12.709045  61] RBP: 00007fcf8108d000 R08: 00007fcf8108c010 R09: 00000000000<4>[   69.926023]  do_syscall_64+0x33/0x40

 5711 16:23:12.709142  00000

 5712 16:23:12.719046  # [   66.519026] R10: fffffffffffffbc5 R11: 0000000000000<4>[   69.936561]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5713 16:23:12.722391  246 R12: 0000000000000001

 5714 16:23:12.729163  # [   66.527295] R13: 000000000000000<4>[   69.948692] RIP: 0033:0x7f59971b0473

 5715 16:23:12.735855  1 R14: 0000000000020000 R15: 0000000000020000

 5716 16:23:12.758804  # [   66.535571] <4>[   69.959253] 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

 5717 16:23:12.771863  Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc vid<4>[   69.986706] RSP: 002b:00007fff1e83d198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5718 16:23:12.788787  eobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cro<4>[   70.001720] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f59971b0473

 5719 16:23:12.801922  s_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2<4>[   70.016181] RDX: 0000000000000016 RSI: 00007f59970a4000 RDI: 0000000000000001

 5720 16:23:12.815015   gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_<4>[   70.030716] RBP: 00007f59970a4000 R08: 00007f59970a3010 R09: 0000000000000000

 5721 16:23:12.832064  da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core <4>[   70.045179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5722 16:23:12.844747  snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore corebo<4>[   70.059699] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5723 16:23:12.844840  ot_table

 5724 16:23:12.851542  # [   66.575676] CR2: ffffffffba60a350

 5725 16:23:12.854683  # [   66.57967<4>[   70.074183] irq event stamp: 0

 5726 16:23:12.858306  4] ---[ end trace 3ad775b368f58635 ]---

 5727 16:23:12.867854  # [   66.585118] RIP: 0<4>[   70.084112] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5728 16:23:12.871427  010:lkdtm_BUG+0x5/0x10

 5729 16:23:12.884736  # [   66.589784] Code: 89 ff e8 1e dc 79<4>[   70.097648] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5730 16:23:12.901099   ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc <4>[   70.113331] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5731 16:23:12.914444  cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84<4>[   70.128964] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5732 16:23:12.917444   00 00 00 00 00 0f 1f 44 00 00 83 05 00 67 0b 03

 5733 16:23:12.924198  # [   66.61106<4>[   70.142516] ---[ end trace 3ad775b368f58638 ]---

 5734 16:23:12.930871  2] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5735 16:23:12.937890  # [   66.617193]<6>[   70.154179] lkdtm: Overflow detected: saturated

 5736 16:23:12.943957   RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5737 16:23:12.950860  # [   66.625462] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5738 16:23:12.960653  # [   66.633726] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5739 16:23:12.967267  # [   66.641992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5740 16:23:12.977051  # [   66.650258] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5741 16:23:12.986848  # [   66.658525] FS:  00007fcf81283580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5742 16:23:12.993423  # [   66.667861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5743 16:23:13.000011  # [   66.674574] CR2: ffffffffba60a350 CR3: 00000001026e0000 CR4: 00000000003506e0

 5744 16:23:13.010127  # [   66.682845] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5745 16:23:13.020181  # [   66.693051] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1911, name: cat

 5746 16:23:13.023252  # [   66.701805] INFO: lockdep is turned off.

 5747 16:23:13.026467  # [   66.706478] irq event stamp: 0

 5748 16:23:13.033432  # [   66.710183] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5749 16:23:13.043423  # [   66.717484] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5750 16:23:13.052798  # [   66.723494] sdhci-pci 0000:00:1b.0: SDHCI controller found [8086:5aca] (rev b)

 5751 16:23:13.062830  # [   66.726918] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5752 16:23:13.069602  # [   66.726923] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5753 16:23:13.076078  # [   66.726928] CPU: 1 PID: 1911 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5754 16:23:13.082636  # [   66.726931] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5755 16:23:13.086156  # [   66.726933] Call Trace:

 5756 16:23:13.089436  # [   66.726945]  dump_stack+0x77/0x9b

 5757 16:23:13.095946  # [   66.726959]  ___might_sleep.cold+0xa6/0xb6

 5758 16:23:13.102551  # [   66.737726] platform MX98357A:00: deferred probe pending

 5759 16:23:13.106180  # [   66.744750]  exit_signals+0x1c/0x300

 5760 16:23:13.108997  # [   66.744758]  do_exit+0xc2/0xab0

 5761 16:23:13.112568  # [   66.744766]  ? ksys_write+0x68/0xf0

 5762 16:23:13.119196  # [   66.744777]  make_task_dead+0x2f/0x30

 5763 16:23:13.122578  # [   66.752081] pci 0000:00:1b.0: deferred probe pending

 5764 16:23:13.129204  # [   66.761015]  rewind_stack_and_make_dead+0x17/0x20

 5765 16:23:13.132353  # [   66.761020] RIP: 0033:0x7fcf81199473

 5766 16:23:13.155545  # [   66.761028] 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

 5767 16:23:13.162132  # [   66.839565] RSP: 002b:00007ffc624470b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5768 16:23:13.172064  # [   66.848324] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fcf81199473

 5769 16:23:13.178562  # [   66.856589] RDX: 0000000000000014 RSI: 00007fcf8108d000 RDI: 0000000000000001

 5770 16:23:13.188638  # [   66.864855] RBP: 00007fcf8108d000 R08: 00007fcf8108c010 R09: 0000000000000000

 5771 16:23:13.194941  # [   66.873122] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5772 16:23:13.205058  # [   66.881386] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5773 16:23:13.208592  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 5774 16:23:13.211690  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5775 16:23:13.218128  # selftests: lkdtm: WRITE_KERN.sh

 5776 16:23:13.218224  # Killed

 5777 16:23:13.224876  # [   67.273282] lkdtm: Performing direct entry WRITE_KERN

 5778 16:23:13.231315  # [   67.281071] lkdtm: attempting bad 7220333 byte write at ffffffffb965e5ed

 5779 16:23:13.237904  # [   67.295091] BUG: unable to handle page fault for address: ffffffffb965e5ed

 5780 16:23:13.244941  # [   67.309233] #PF: supervisor write access in kernel mode

 5781 16:23:13.251591  # [   67.315363] #PF: error_code(0x0003) - permissions violation

 5782 16:23:13.257915  # [   67.321882] PGD 179829067 P4D 179829067 PUD 17982a063 PMD 1786001e1 

 5783 16:23:13.261207  # [   67.329280] Oops: 0003 [#16] SMP PTI

 5784 16:23:13.271096  # [   67.333571] CPU: 1 PID: 1950 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5785 16:23:13.277983  # [   67.342518] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5786 16:23:13.284187  # [   67.349433] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5787 16:23:13.303955  # [   67.354885] Code: 53 48 c7 c3 ed e5 65 b9 49 89 dc 48 89 da 49 81 ec 80 b9 f7 b8 4c 89 e6 e8 a9 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 80 b9 <6>[   70.522726] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5788 16:23:13.314035  <6>[   70.534348] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5789 16:23:13.317439  <4>[   70.541594] ------------[ cut here ]------------

 5790 16:23:13.330517  f7 b8 <f3> a4 48 c7 c7 90 2c 58 ba e8 8e d9 fb ff 5b 41 5c e9 b7<4>[   70.547063] refcount_t: saturated; leaking memory.

 5791 16:23:13.330612   fe ff ff

 5792 16:23:13.347258  # [   67.376166] RSP: 0018:ffffba8b024bfe50 EFLAGS: 0<4>[   70.559003] WARNING: CPU: 0 PID: 2052 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5793 16:23:13.347359  0010246

 5794 16:23:13.393032  # [   67.382290] RAX: 000000000000003c RBX: ffffffffb96<4>[   70.574953] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5795 16:23:13.396774  5e5ed RCX: 00000000006e2c6d

 5796 16:23:13.406145  # [   67.390557] RDX: 0000000000000<4>[   70.621294] CPU: 0 PID: 2052 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5797 16:23:13.413408  000 RSI: ffffffffb8f7b980 RDI: ffffffffb965e5ed

 5798 16:23:13.419703  # [   67.398826<4>[   70.636376] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5799 16:23:13.432787  ] RBP: ffffffffba581e9a R08: 0000000000000000 R09: 0000000000000<4>[   70.649513] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5800 16:23:13.432881  000

 5801 16:23:13.459650  # [   67.407091] R10: 00000000ffffe000 R11: 3ffffffffffffff<4>[   70.661882] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 5802 16:23:13.462403  f R12: 00000000006e2c6d

 5803 16:23:13.472699  # [   67.415359] R13: ffffba8b024bff10 <4>[   70.689377] RSP: 0018:ffffba8b0260fe38 EFLAGS: 00010282

 5804 16:23:13.476312  R14: ffffba8b024bff10 R15: ffff9b48831f9000

 5805 16:23:13.489193  # [   67.423633] FS<4>[   70.701731] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5806 16:23:13.502095  :  00007f16652f3580(0000) GS:ffff9b48fbd00000(0000) knlGS:000000<4>[   70.716222] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 5807 16:23:13.502190  0000000000

 5808 16:23:13.515586  # [   67.432977] CS:  0010 DS: 0000 ES: 0000 CR0: 00<4>[   70.730724] RBP: ffffffffba581af8 R08: 0000000000000000 R09: 0000000000000000

 5809 16:23:13.518778  00000080050033

 5810 16:23:13.531920  # [   67.439692] CR2: ffffffffb965e5ed CR3: 0000<4>[   70.745208] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5811 16:23:13.535329  00010196e000 CR4: 00000000003506e0

 5812 16:23:13.545328  # [   67.447962] Call Trace:<4>[   70.759695] R13: ffffba8b0260ff10 R14: ffffba8b0260ff10 R15: ffff9b4883f5e000

 5813 16:23:13.545424  

 5814 16:23:13.551475  # [   67.450999]  ? __die_body.cold+0x1a/0x1f

 5815 16:23:13.561535  # [   67.455682<4>[   70.774187] FS:  00007fab5f0f8580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 5816 16:23:13.565031  ]  ? no_context+0x177/0x380

 5817 16:23:13.574932  # [   67.460073]  ? lkdtm_SLAB_FREE<4>[   70.789750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5818 16:23:13.575025  _CROSS.cold+0x32/0x32

 5819 16:23:13.588255  # [   67.465822]  ? exc_page_fault+0xd7/0<4>[   70.802687] CR2: 00007fab5ef02000 CR3: 0000000105348000 CR4: 00000000003506f0

 5820 16:23:13.588349  x170

 5821 16:23:13.594674  # [   67.470504]  ? asm_exc_page_fault+0x1e/0x30

 5822 16:23:13.598309  # [   67<4>[   70.817167] Call Trace:

 5823 16:23:13.601126  .475477]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5824 16:23:13.607843  # [   67.48122<4>[   70.826426]  ? __warn+0x80/0x110

 5825 16:23:13.611278  8]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5826 16:23:13.621100  # [   67.486391]  ? lkdtm_<4>[   70.836550]  ? refcount_warn_saturate+0x97/0x110

 5827 16:23:13.621191  SLAB_FREE_CROSS.cold+0x32/0x32

 5828 16:23:13.631207  # [   67.492136]  ? lkdtm_WRITE_<4>[   70.848214]  ? report_bug+0x9e/0xc0

 5829 16:23:13.634118  KERN+0x38/0x4e<4>[   70.858634]  ? handle_bug+0x41/0x90

 5830 16:23:13.634238  

 5831 16:23:13.641075  <4>[   70.864191]  ? exc_invalid_op+0x14/0x70

 5832 16:23:13.650728  # [   67.496901]  direct_entry.cold+0x2c/0x38<4>[   70.868972]  ? asm_exc_invalid_op+0x12/0x20

 5833 16:23:13.650828  

 5834 16:23:13.654039  <4>[   70.878317]  ? refcount_warn_saturate+0x97/0x110

 5835 16:23:13.663925  # [   67.501585]  full_proxy_write+0x56/0x80<4>[   70.883969]  ? refcount_warn_saturate+0x97/0x110

 5836 16:23:13.664042  

 5837 16:23:13.671104  <4>[   70.893711]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5838 16:23:13.677553  <4>[   70.900358]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5839 16:23:13.687166  # [   67.506169]  vfs_write+0xea/0x3b0<4>[   70.906906]  direct_entry.cold+0x2c/0x38

 5840 16:23:13.687266  

 5841 16:23:13.690705  <4>[   70.915288]  full_proxy_write+0x56/0x80

 5842 16:23:13.700890  # [   67.510169]  ksys_write+0x68/0xf0<4>[   70.920069]  vfs_write+0xea/0x3b0

 5843 16:23:13.700988  

 5844 16:23:13.703927  <4>[   70.927755]  ksys_write+0x68/0xf0

 5845 16:23:13.710605  # [   67.514169]  do_syscall_64+0x33/0x40<4>[   70.931961]  do_syscall_64+0x33/0x40

 5846 16:23:13.710700  

 5847 16:23:13.717128  <4>[   70.940233]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5848 16:23:13.726985  # [   67.518458]  entry_SYSCALL_64_after_hwframe+0x62/0xc7<4>[   70.946372] RIP: 0033:0x7fab5f00e473

 5849 16:23:13.749908  <4>[   70.956322] 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

 5850 16:23:13.750051  

 5851 16:23:13.756673  <4>[   70.977640] RSP: 002b:00007ffde7fbe668 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5852 16:23:13.766746  <4>[   70.986574] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fab5f00e473

 5853 16:23:13.780207  # [   67.524400] RIP: 0033:0x7f1665209473<4>[   70.994861] RDX: 000000000000001f RSI: 00007fab5ef02000 RDI: 0000000000000001

 5854 16:23:13.780310  

 5855 16:23:13.786560  <4>[   71.007119] RBP: 00007fab5ef02000 R08: 00007fab5ef01010 R09: 0000000000000000

 5856 16:23:13.796276  <4>[   71.015599] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5857 16:23:13.809385  # [   67.528686] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0<4>[   71.023887] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5858 16:23:13.819640   ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 <4>[   71.038377] irq event stamp: 0

 5859 16:23:13.832412  b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48<4>[   71.048299] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5860 16:23:13.835872   83 ec 28 48 89 54 24 18

 5861 16:23:13.846156  <4>[   71.061794] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5862 16:23:13.858799  # [   67.549973] RSP: 002b:00007fff652ed938 EFLAGS: 00000246 ORI<4>[   71.073755] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5863 16:23:13.868986  G_RAX: 0000000000000001<4>[   71.089418] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5864 16:23:13.869079  

 5865 16:23:13.875442  <4>[   71.098954] ---[ end trace 3ad775b368f58639 ]---

 5866 16:23:13.889039  # [   67.558727] RAX: ffffffffffffffda RBX: 000000000000000b RCX<6>[   71.104606] lkdtm: Overflow detected: saturated

 5867 16:23:13.889137  : 00007f1665209473

 5868 16:23:13.898505  # [   67.566994] RDX: 000000000000000b RSI: 00007f16650fd000 RDI: 0000000000000001

 5869 16:23:13.905588  # [   67.575261] RBP: 00007f16650fd000 R08: 00007f16650fc010 R09: 0000000000000000

 5870 16:23:13.915230  # [   67.583532] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5871 16:23:13.921782  # [   67.591797] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5872 16:23:13.961471  # [   67.600075] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5873 16:23:13.964689  # [   67.640175] CR2: ffffffffb965e5ed

 5874 16:23:13.971359  # [   67.644172] ---[ end trace 3ad775b368f58636 ]---

 5875 16:23:13.974957  # [   67.649625] RIP: 0010:lkdtm_BUG+0x5/0x10

 5876 16:23:13.997962  # [   67.654303] Code: 89 ff e8 1e dc 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 00 67 0b 03

 5877 16:23:14.004632  # [   67.675592] RSP: 0018:ffffba8b0113fe60 EFLAGS: 00010282

 5878 16:23:14.011128  # [   67.681728] RAX: ffffffffb8f7b5b0 RBX: 0000000000000001 RCX: 0000000000000000

 5879 16:23:14.020948  # [   67.689997] RDX: 0000000000000000 RSI: ffff9b48fbd1bf50 RDI: ffffffffba0f7db0

 5880 16:23:14.027660  # [   67.698270] RBP: ffffffffba5e7fb8 R08: 0000000000000001 R09: 0000000000000001

 5881 16:23:14.034181  # [   67.706534] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5882 16:23:14.043919  # [   67.714805] R13: ffffba8b0113ff10 R14: ffffba8b0113ff10 R15: ffff9b48828d7000

 5883 16:23:14.053978  # [   67.723077] FS:  00007f16652f3580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5884 16:23:14.060536  # [   67.732414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5885 16:23:14.067133  # [   67.739131] CR2: ffffffffb965e5ed CR3: 000000010196e000 CR4: 00000000003506e0

 5886 16:23:14.077023  # [   67.747400] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5887 16:23:14.087215  # [   67.757610] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1950, name: cat

 5888 16:23:14.090793  # [   67.766361] INFO: lockdep is turned off.

 5889 16:23:14.093535  # [   67.771037] irq event stamp: 0

 5890 16:23:14.100640  # [   67.774743] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5891 16:23:14.109921  # [   67.782044] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5892 16:23:14.120191  # [   67.791482] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5893 16:23:14.126547  # [   67.800918] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5894 16:23:14.136529  # [   67.808220] CPU: 1 PID: 1950 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5895 16:23:14.143507  # [   67.817171] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5896 16:23:14.146517  # [   67.824080] Call Trace:

 5897 16:23:14.150117  # [   67.827111]  dump_stack+0x77/0x9b

 5898 16:23:14.156441  # [   67.831113]  ___might_sleep.cold+0xa6/0xb6

 5899 16:23:14.159951  # [   67.835991]  exit_signals+0x1c/0x300

 5900 16:23:14.163069  # [   67.840281]  do_exit+0xc2/0xab0

 5901 16:23:14.166512  # [   67.844075]  ? ksys_write+0x68/0xf0

 5902 16:23:14.173109  # [   67.848259]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5903 16:23:14.175924  # [   67.854006]  make_task_dead+0x2f/0x30

 5904 16:23:14.182908  # [   67.858396]  rewind_stack_and_make_dead+0x17/0x20

 5905 16:23:14.186562  # [   67.863950] RIP: 0033:0x7f1665209473

 5906 16:23:14.209477  # [   67.868238] 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

 5907 16:23:14.215955  # [   67.889529] RSP: 002b:00007fff652ed938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5908 16:23:14.225643  # [   67.898287] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1665209473

 5909 16:23:14.232460  # [   67.906554] RDX: 000000000000000b RSI: 00007f16650fd000 RDI: 0000000000000001

 5910 16:23:14.241895  # [   67.914827] RBP: 00007f16650fd000 R08: 00007f16650fc010 R09: 0000000000000000

 5911 16:23:14.248417  # [   67.923098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5912 16:23:14.258507  # [   67.931365] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5913 16:23:14.261903  # WRITE_KERN: saw 'call trace:': ok

 5914 16:23:14.264955  ok 41 selftests: lkdtm: WRITE_KERN.sh

 5915 16:23:14.268566  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5916 16:23:14.275366  # [   68.416163] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5917 16:23:14.288325  # [   68.425500] lkdtm: attempting <6>[   71.502141] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5918 16:23:14.295123  <6>[   71.515833] lkdtm: attempting bad refcount_add_not_zero() overflow

 5919 16:23:14.298134  <4>[   71.523069] ------------[ cut here ]------------

 5920 16:23:14.304665  <4>[   71.528541] refcount_t: saturated; leaking memory.

 5921 16:23:14.314669  <4>[   71.534261] WARNING: CPU: 0 PID: 2085 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5922 16:23:14.318137  good refcount_inc() without overflow

 5923 16:23:14.360962  # [   68.438938] lkdtm: at<4>[   71.544004] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5924 16:23:14.370906  <4>[   71.590283] CPU: 0 PID: 2085 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5925 16:23:14.376975  <4>[   71.599251] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5926 16:23:14.383764  <4>[   71.606173] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5927 16:23:14.403662  <4>[   71.612329] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 5928 16:23:14.410175  <4>[   71.633636] RSP: 0018:ffffba8b026cfe38 EFLAGS: 00010282

 5929 16:23:14.419859  <4>[   71.639791] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5930 16:23:14.426959  <4>[   71.648081] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 5931 16:23:14.436578  <4>[   71.656377] RBP: ffffffffba581b18 R08: 0000000000000000 R09: 0000000000000000

 5932 16:23:14.443031  <4>[   71.664668] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5933 16:23:14.453124  <4>[   71.672953] R13: ffffba8b026cff10 R14: ffffba8b026cff10 R15: ffff9b4883658000

 5934 16:23:14.463094  <4>[   71.681244] FS:  00007facb844e580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 5935 16:23:14.469236  <4>[   71.690605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5936 16:23:14.476105  <4>[   71.697346] CR2: 00007facb8258000 CR3: 0000000105104000 CR4: 00000000003506f0

 5937 16:23:14.479142  <4>[   71.705632] Call Trace:

 5938 16:23:14.482809  <4>[   71.708689]  ? __warn+0x80/0x110

 5939 16:23:14.489531  <4>[   71.712613]  ? refcount_warn_saturate+0x97/0x110

 5940 16:23:14.492568  <4>[   71.718098]  ? report_bug+0x9e/0xc0

 5941 16:23:14.499492  <4>[   71.722320]  ? handle_bug+0x41/0x90

 5942 16:23:14.502531  <4>[   71.726532]  ? exc_invalid_op+0x14/0x70

 5943 16:23:14.508996  <4>[   71.731134]  ? asm_exc_invalid_op+0x12/0x20

 5944 16:23:14.512161  <4>[   71.736131]  ? refcount_warn_saturate+0x97/0x110

 5945 16:23:14.519128  <4>[   71.741608]  ? refcount_warn_saturate+0x97/0x110

 5946 16:23:14.525339  <4>[   71.747085]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5947 16:23:14.532381  <4>[   71.753534]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5948 16:23:14.535431  <4>[   71.760080]  direct_entry.cold+0x2c/0x38

 5949 16:23:14.542142  <4>[   71.764784]  full_proxy_write+0x56/0x80

 5950 16:23:14.545131  <4>[   71.769390]  vfs_write+0xea/0x3b0

 5951 16:23:14.548677  <4>[   71.773413]  ksys_write+0x68/0xf0

 5952 16:23:14.551714  tempting bad refcount_inc() overflow

 5953 16:23:14.558635  # [   68.451474] ---------<4>[   71.777438]  do_syscall_64+0x33/0x40

 5954 16:23:14.561526  ---[ cut here ]------------

 5955 16:23:14.571313  # [   68.463156] refcount_t: satura<4>[   71.787948]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5956 16:23:14.575095  ted; leaking memory.

 5957 16:23:14.581444  # [   68.475144] WARNING: CPU: 1 PID: 1986<4>[   71.800104] RIP: 0033:0x7facb8364473

 5958 16:23:14.588180   at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5959 16:23:14.607628  # [   6<4>[   71.810616] 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

 5960 16:23:14.617992  <4>[   71.838119] RSP: 002b:00007fff8c5abb98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5961 16:23:14.627501  <4>[   71.846959] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007facb8364473

 5962 16:23:14.633983  <4>[   71.855292] RDX: 000000000000001f RSI: 00007facb8258000 RDI: 0000000000000001

 5963 16:23:14.644139  <4>[   71.863582] RBP: 00007facb8258000 R08: 00007facb8257010 R09: 0000000000000000

 5964 16:23:14.650777  <4>[   71.871868] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5965 16:23:14.660731  <4>[   71.880156] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5966 16:23:14.664305  <4>[   71.888452] irq event stamp: 0

 5967 16:23:14.670754  <4>[   71.892174] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5968 16:23:14.680530  <4>[   71.899490] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5969 16:23:14.690487  <4>[   71.908942] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 5970 16:23:14.696887  <4>[   71.918398] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5971 16:23:14.703664  <4>[   71.925717] ---[ end trace 3ad775b368f5863a ]---

 5972 16:23:14.706974  <6>[   71.931185] lkdtm: Overflow detected: saturated

 5973 16:23:14.746504  8.491035] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 5974 16:23:14.756539  # [   68.537275] CPU: 1 PID: 1986 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 5975 16:23:14.763294  # [   68.552437] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 5976 16:23:14.769508  # [   68.565571] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5977 16:23:14.789792  # [   68.577931] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 5978 16:23:14.796113  # [   68.605458] RSP: 0018:ffffba8b0253fe48 EFLAGS: 00010286

 5979 16:23:14.802403  # [   68.617796] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5980 16:23:14.812380  # [   68.632316] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 5981 16:23:14.819312  # [   68.646784] RBP: ffffffffba581ea5 R08: 0000000000000000 R09: 0000000000000000

 5982 16:23:14.829403  # [   68.661293] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5983 16:23:14.835912  # [   68.675766] R13: ffffba8b0253ff10 R14: ffffba8b0253ff10 R15: ffff9b48837d2000

 5984 16:23:14.845638  # [   68.690259] FS:  00007f329643f580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 5985 16:23:14.852300  # [   68.705843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5986 16:23:14.862432  # [   68.718795] CR2: 00007f3296249000 CR3: 00000001033de000 CR4: 00000000003506e0

 5987 16:23:14.862567  # [   68.733529] Call Trace:

 5988 16:23:14.868997  # [   68.742608]  ? __warn+0x80/0x110

 5989 16:23:14.871897  # [   68.752945]  ? refcount_warn_saturate+0x51/0x110

 5990 16:23:14.875432  # [   68.764344]  ? report_bug+0x9e/0xc0

 5991 16:23:14.882301  # [   68.774914]  ? handle_bug+0x41/0x90

 5992 16:23:14.885262  # [   68.785168]  ? exc_invalid_op+0x14/0x70

 5993 16:23:14.891575  # [   68.796092]  ? asm_exc_invalid_op+0x12/0x20

 5994 16:23:14.895027  # [   68.807209]  ? refcount_warn_saturate+0x51/0x110

 5995 16:23:14.901763  # [   68.818899]  ? refcount_warn_saturate+0x51/0x110

 5996 16:23:14.905175  # [   68.830543]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5997 16:23:14.911763  # [   68.842445]  direct_entry.cold+0x2c/0x38

 5998 16:23:14.914961  # [   68.853303]  full_proxy_write+0x56/0x80

 5999 16:23:14.918267  # [   68.864203]  vfs_write+0xea/0x3b0

 6000 16:23:14.924932  # [   68.874347]  ksys_write+0x68/0xf0

 6001 16:23:14.928409  # [   68.884615]  do_syscall_64+0x33/0x40

 6002 16:23:14.935018  # [   68.895088]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6003 16:23:14.938171  # [   68.907271] RIP: 0033:0x7f3296355473

 6004 16:23:14.957896  # [   68.917731] 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

 6005 16:23:14.967983  # [   68.945341] RSP: 002b:00007ffe970ec468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6006 16:23:14.974608  # [   68.960329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f3296355473

 6007 16:23:14.984092  # [   68.974812] RDX: 0000000000000016 RSI: 00007f3296249000 RDI: 0000000000000001

 6008 16:23:14.991110  # [   68.989330] RBP: 00007f3296249000 R08: 00007f3296248010 R09: 0000000000000000

 6009 16:23:15.000963  # [   69.003805] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6010 16:23:15.007478  # [   69.018299] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6011 16:23:15.010850  # [   69.032835] irq event stamp: 0

 6012 16:23:15.017632  # [   69.042729] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6013 16:23:15.027343  # [   69.056257] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6014 16:23:15.037025  # [   69.071931] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6015 16:23:15.044114  # [   69.087628] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6016 16:23:15.050345  # [   69.101049] ---[ end trace 3ad775b368f58637 ]---

 6017 16:23:15.056952  # [   69.112726] lkdtm: Overflow detected: saturated

 6018 16:23:15.060461  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6019 16:23:15.070646  ok 42 selftests: lkdtm:<6>[   72.287450] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6020 16:23:15.070740   REFCOUNT_INC_OVERFLOW.sh

 6021 16:23:15.080207  # selftests: lkdtm: REFCOUNT_ADD_OVER<6>[   72.297694] lkdtm: attempting good refcount_dec()

 6022 16:23:15.080300  FLOW.sh

 6023 16:23:15.093287  # [   69.454329] lkdtm: Performing direct entry REFCOUN<6>[   72.309460] lkdtm: attempting bad refcount_dec() to zero

 6024 16:23:15.093394  T_ADD_OVERFLOW

 6025 16:23:15.103350  # [   69.466901] lkdtm: attempting good refcount<4>[   72.321915] ------------[ cut here ]------------

 6026 16:23:15.106725  _add() without overflow

 6027 16:23:15.116344  # [   69.480317] lkdtm: attempting bad <4>[   72.333653] refcount_t: decrement hit 0; leaking memory.

 6028 16:23:15.119894  refcount_add() overflow

 6029 16:23:15.133184  # [   69.492878] ------------[ cut here<4>[   72.346160] WARNING: CPU: 1 PID: 2118 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6030 16:23:15.136641   ]------------

 6031 16:23:15.179208  # [   69.504570] refcount_t: saturated; leaking <4>[   72.362028] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6032 16:23:15.179316  memory.

 6033 16:23:15.195959  # [   69.516699] WARNING: CPU: 1 PID: 2019 at lib/refco<4>[   72.408316] CPU: 1 PID: 2118 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6034 16:23:15.199504  unt.c:22 refcount_warn_saturate+0x51/0x110

 6035 16:23:15.209132  # [   69.532465] Mod<4>[   72.423482] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6036 16:23:15.219078  ules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videob<4>[   72.436657] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6037 16:23:15.248538  uf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_u<4>[   72.448992] Code: 78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6038 16:23:15.258523  sbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gs<4>[   72.476523] RSP: 0018:ffffba8b02727e48 EFLAGS: 00010286

 6039 16:23:15.275009  mi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7<4>[   72.488878] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6040 16:23:15.288485  219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd<4>[   72.503389] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6041 16:23:15.304880  _compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_<4>[   72.517868] RBP: ffffffffba581ed1 R08: 0000000000000000 R09: 0000000000000000

 6042 16:23:15.304980  table

 6043 16:23:15.317922  # [   69.578908] CPU: 1 PID: 2019 Comm: cat Tainted: G   <4>[   72.532379] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6044 16:23:15.321407     D W         5.10.199-cip39 #1

 6045 16:23:15.331153  # [   69.593815] Hardware name<4>[   72.546861] R13: ffffba8b02727f10 R14: ffffba8b02727f10 R15: ffff9b4883c9c000

 6046 16:23:15.337764  : Google Coral/Coral, BIOS  09/29/2020

 6047 16:23:15.348024  # [   69.607110] RIP: 00<4>[   72.561361] FS:  00007fe7ce1d2580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6048 16:23:15.351640  10:refcount_warn_saturate+0x51/0x110

 6049 16:23:15.361442  # [   69.619333] Code: 84 <4>[   72.576974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6050 16:23:15.374264  bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 e<4>[   72.590145] CR2: 00007fe7cdfdc000 CR3: 0000000103a68000 CR4: 00000000003506e0

 6051 16:23:15.384151  e 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> <4>[   72.604428] Call Trace:

 6052 16:23:15.390731  0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 6053 16:23:15.394176  <4>[   72.613859]  ? __warn+0x80/0x110

 6054 16:23:15.400905  # [   69.646955] RSP: 0018:ffffba8b025a7e48 EFLAGS: 00010286

 6055 16:23:15.407209  # <4>[   72.623763]  ? refcount_warn_saturate+0xfb/0x110

 6056 16:23:15.417544  [   69.659215] RAX: 0000000000000000 RBX: 000000000000002c RCX: <4>[   72.635569]  ? report_bug+0x9e/0xc0

 6057 16:23:15.417637  0000000000000000

 6058 16:23:15.427545  # [   69.673737] RDX: ffff9b48fbd2c620 RSI: ff<4>[   72.645920]  ? handle_bug+0x41/0x90

 6059 16:23:15.430429  ff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6060 16:23:15.437167  # [   69.688205] RBP: ffff<4>[   72.656331]  ? exc_invalid_op+0x14/0x70

 6061 16:23:15.443640  ffffba581ebb R08: 0000000000000000 R09: 0000000000000000

 6062 16:23:15.450225  # [   <4>[   72.667117]  ? asm_exc_invalid_op+0x12/0x20

 6063 16:23:15.460364  69.702721] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000<4>[   72.678352]  ? refcount_warn_saturate+0xfb/0x110

 6064 16:23:15.463419  000000000016

 6065 16:23:15.473574  # [   69.717212] R13: ffffba8b025a7f10 R14: ffffba<4>[   72.689993]  ? refcount_warn_saturate+0xfb/0x110

 6066 16:23:15.477263  8b025a7f10 R15: ffff9b488535a000

 6067 16:23:15.483553  # [   69.731723] FS:  00007f59<4>[   72.701679]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6068 16:23:15.490079  9729a580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6069 16:23:15.496515  <4>[   72.713147]  direct_entry.cold+0x2c/0x38

 6070 16:23:15.496610  

 6071 16:23:15.506284  # [   69.747264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050<4>[   72.724083]  full_proxy_write+0x56/0x80

 6072 16:23:15.506380  033

 6073 16:23:15.516709  # [   69.760230] CR2: 00007f59970a4000 CR3: 00000001053c400<4>[   72.734827]  vfs_write+0xea/0x3b0

 6074 16:23:15.519637  0 CR4: 00000000003506e0

 6075 16:23:15.523454  # [   69.774710] Call Trace:

 6076 16:23:15.526286  # [   69.<4>[   72.745150]  ksys_write+0x68/0xf0

 6077 16:23:15.529664  784004]  ? __warn+0x80/0x110

 6078 16:23:15.536155  # [   69.794063]  ? refcount_warn_<4>[   72.755374]  do_syscall_64+0x33/0x40

 6079 16:23:15.539747  saturate+0x51/0x110

 6080 16:23:15.542882  # [   69.805838]  ? report_bug+0x9e/0xc0

 6081 16:23:15.549956  #<4>[   72.765943]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6082 16:23:15.552878   [   69.816277]  ? handle_bug+0x41/0x90

 6083 16:23:15.559601  # [   69.826693]  ? exc<4>[   72.777948] RIP: 0033:0x7fe7ce0e8473

 6084 16:23:15.563017  _invalid_op+0x14/0x70

 6085 16:23:15.585816  # [   69.837414]  ? asm_exc_invalid_op+0x<4>[   72.788554] 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 16:23:15.589227  12/0x20

 6087 16:23:15.592626  # [   69.848682]  ? refcount_warn_saturate+0x51/0x110

 6088 16:23:15.602671  <4>[   72.816007] RSP: 002b:00007fffd783fca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6089 16:23:15.609222  # [   69.860308]  ? refcount_warn_saturate+0x51/0x110

 6090 16:23:15.615517  # [   69.<4>[   72.830999] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe7ce0e8473

 6091 16:23:15.622115  872023]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6092 16:23:15.632115  # [   69.883857]<4>[   72.845490] RDX: 0000000000000012 RSI: 00007fe7cdfdc000 RDI: 0000000000000001

 6093 16:23:15.635700    direct_entry.cold+0x2c/0x38

 6094 16:23:15.645405  # [   69.894830]  full_proxy_writ<4>[   72.860027] RBP: 00007fe7cdfdc000 R08: 00007fe7cdfdb010 R09: 0000000000000000

 6095 16:23:15.645503  e+0x56/0x80

 6096 16:23:15.652387  # [   69.905569]  vfs_write+0xea/0x3b0

 6097 16:23:15.659010  # [   69.91<4>[   72.874493] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6098 16:23:15.662039  5817]  ksys_write+0x68/0xf0

 6099 16:23:15.675527  # [   69.926023]  do_syscall_64+0x3<4>[   72.889026] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6100 16:23:15.675621  3/0x40

 6101 16:23:15.685217  # [   69.936561]  entry_SYSCALL_64_after_hwframe+0x62/0x<4>[   72.903499] irq event stamp: 0

 6102 16:23:15.685310  c7

 6103 16:23:15.688291  # [   69.948692] RIP: 0033:0x7f59971b0473

 6104 16:23:15.698111  # [   69.959253] <4>[   72.913444] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6105 16:23:15.715254  Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b<4>[   72.926952] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6106 16:23:15.728290  7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f<4>[   72.942649] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6107 16:23:15.744652   05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 5<4>[   72.958298] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6108 16:23:15.744826  4 24 18

 6109 16:23:15.754553  # [   69.986706] RSP: 002b:00007fff1e83d198 EFLAGS: 000<4>[   72.971821] ---[ end trace 3ad775b368f5863b ]---

 6110 16:23:15.757984  00246 ORIG_RAX: 0000000000000001

 6111 16:23:15.764441  # [   70.001720] RAX: ffffffff<6>[   72.983497] lkdtm: Zero detected: saturated

 6112 16:23:15.771105  ffffffda RBX: 0000000000000016 RCX: 00007f59971b0473

 6113 16:23:15.777721  # [   70.016181] RDX: 0000000000000016 RSI: 00007f59970a4000 RDI: 0000000000000001

 6114 16:23:15.787576  # [   70.030716] RBP: 00007f59970a4000 R08: 00007f59970a3010 R09: 0000000000000000

 6115 16:23:15.794161  # [   70.045179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6116 16:23:15.804316  # [   70.059699] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6117 16:23:15.807156  # [   70.074183] irq event stamp: 0

 6118 16:23:15.813769  # [   70.084112] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6119 16:23:15.823785  # [   70.097648] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6120 16:23:15.834238  # [   70.113331] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6121 16:23:15.840717  # [   70.128964] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6122 16:23:15.847113  # [   70.142516] ---[ end trace 3ad775b368f58638 ]---

 6123 16:23:15.850434  # [   70.154179] lkdtm: Overflow detected: saturated

 6124 16:23:15.857328  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6125 16:23:15.860364  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6126 16:23:15.866899  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6127 16:23:15.873622  # [   70.522726] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6128 16:23:15.880053  # [   70.534348] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6129 16:23:15.886744  # [   70.541594] ------------[ cut here ]------------

 6130 16:23:15.890058  # [   70.547063] refcount_t: saturated; leaking memory.

 6131 16:23:15.899886  # [   70.559003] WARNING: CPU: 0 PID: 2052 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6132 16:23:15.943237  # [   70.574953] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6133 16:23:15.949806  # [   70.621294] CPU: 0 PID: 2052 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6134 16:23:15.956050  # [   70.636376] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6135 16:23:15.962929  # [   70.649513] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6136 16:23:15.982396  # [   70.661882] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 6137 16:23:15.988958  # [   70.689377] RSP: 0018:ffffba8b0260fe38 EFLAGS: 00010282

 6138 16:23:15.999285  # [   70.701731] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6139 16:23:16.005414  # [   70.716222] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 6140 16:23:16.015719  # [   70.730724] RBP: ffffffffba581af8 R08: 0000000000000000 R09: 0000000000000000

 6141 16:23:16.022297  # [   70.745208] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6142 16:23:16.031931  # [   70.759695] R13: ffffba8b0260ff10 R14: ffffba8b0260ff10 R15: ffff9b4883f5e000

 6143 16:23:16.038614  # [   70.774187] FS:  00007fab5f0f8580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 6144 16:23:16.045142  # [   70.789750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6145 16:23:16.055377  # [   70.802687] CR2: 00007fab5ef02000 CR3: 0000000105348000 CR4: 00000000003506f0

 6146 16:23:16.058355  # [   70.817167] Call Trace:

 6147 16:23:16.061707  # [   70.826426]  ? __warn+0x80/0x110

 6148 16:23:16.068450  # [   70.836550]  ? refcount_warn_saturate+0x97/0x110

 6149 16:23:16.071413  # [   70.848214]  ? report_bug+0x9e/0xc0

 6150 16:23:16.075045  # [   70.858634]  ? handle_bug+0x41/0x90

 6151 16:23:16.078145  # [   70.864191]  ? exc_invalid_op+0x14/0x70

 6152 16:23:16.084804  # [   70.868972]  ? asm_exc_invalid_op+0x12/0x20

 6153 16:23:16.088425  # [   70.878317]  ? refcount_warn_saturate+0x97/0x110

 6154 16:23:16.094896  # [   70.883969]  ? refcount_warn_saturate+0x97/0x110

 6155 16:23:16.101402  # [   70.893711]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6156 16:23:16.107715  # [   70.900358]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6157 16:23:16.111148  # [   70.906906]  direct_entry.cold+0x2c/0x38

 6158 16:23:16.118222  # [   70.915288]  full_proxy_write+0x56/0x80

 6159 16:23:16.121202  # [   70.920069]  vfs_write+0xea/0x3b0

 6160 16:23:16.124589  # [   70.927755]  ksys_write+0x68/0xf0

 6161 16:23:16.128241  # [   70.931961]  do_syscall_64+0x33/0x40

 6162 16:23:16.134312  # [   70.940233]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6163 16:23:16.137627  # [   70.946372] RIP: 0033:0x7fab5f00e473

 6164 16:23:16.160754  # [   70.956322] 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

 6165 16:23:16.170893  # [   70.977640] RSP: 002b:00007ffde7fbe<6>[   73.387780] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6166 16:23:16.177551  668 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6167 16:23:16.183895  # [   70.986574<6>[   73.399732] lkdtm: attempting bad refcount_dec() below zero

 6168 16:23:16.193801  ] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fab5f00e<4>[   73.412499] ------------[ cut here ]------------

 6169 16:23:16.197191  473

 6170 16:23:16.207360  # [   70.994861] RDX: 000000000000001f RSI: 00007fab5ef0200<4>[   73.424153] refcount_t: decrement hit 0; leaking memory.

 6171 16:23:16.210282  0 RDI: 0000000000000001

 6172 16:23:16.223845  # [   71.007119] RBP: 00007fab5ef02000 <4>[   73.436657] WARNING: CPU: 1 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6173 16:23:16.227126  R08: 00007fab5ef01010 R09: 0000000000000000

 6174 16:23:16.269783  # [   71.015599] R1<4>[   73.452634] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6175 16:23:16.276668  0: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6176 16:23:16.286585  <4>[   73.498925] CPU: 1 PID: 2154 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6177 16:23:16.286680  

 6178 16:23:16.299862  # [   71.023887] R13: 0000000000000001 R14: 0000000000020000 R1<4>[   73.514034] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6179 16:23:16.299956  5: 0000000000020000

 6180 16:23:16.302764  # [   71.038377] irq event stamp: 0

 6181 16:23:16.309447  # [   <4>[   73.527205] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6182 16:23:16.339526  71.048299] hardirqs last  enabled at (0): [<0000000000000000>] 0<4>[   73.539547] Code: 78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6183 16:23:16.339629  x0

 6184 16:23:16.349154  # [   71.061794] hardirqs last disabled at (0): [<ffffffffb8<4>[   73.567073] RSP: 0018:ffffba8b0279fe48 EFLAGS: 00010286

 6185 16:23:16.352796  4fd6cc>] copy_process+0x65c/0x20e0

 6186 16:23:16.365733  # [   71.073755] softirqs la<4>[   73.579419] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6187 16:23:16.378973  st  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20<4>[   73.593935] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6188 16:23:16.379068  e0

 6189 16:23:16.395527  # [   71.089418] softirqs last disabled at (0): [<0000000000<4>[   73.608417] RBP: ffffffffba581ee3 R08: 0000000000000000 R09: 0000000000000000

 6190 16:23:16.395641  000000>] 0x0

 6191 16:23:16.408965  # [   71.098954] ---[ end trace 3ad775b368f58639 ]<4>[   73.622936] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6192 16:23:16.409075  ---

 6193 16:23:16.415393  # [   71.104606] lkdtm: Overflow detected: saturated

 6194 16:23:16.421857  # REF<4>[   73.637424] R13: ffffba8b0279ff10 R14: ffffba8b0279ff10 R15: ffff9b4883a47000

 6195 16:23:16.428799  COUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6196 16:23:16.438202  ok 44 selfte<4>[   73.651943] FS:  00007f9f4f551580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6197 16:23:16.441994  sts: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6198 16:23:16.451976  # selftests: lkdt<4>[   73.667488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6199 16:23:16.454998  m: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6200 16:23:16.465318  # [   71.502141] lkdtm: Pe<4>[   73.680432] CR2: 00007f9f4f35b000 CR3: 00000001033fe000 CR4: 00000000003506e0

 6201 16:23:16.471788  rforming direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6202 16:23:16.474905  # [   71.5<4>[   73.694944] Call Trace:

 6203 16:23:16.481465  15833] lkdtm: attempting bad refcount_add_not_zero() overflow

 6204 16:23:16.484909  #<4>[   73.704233]  ? __warn+0x80/0x110

 6205 16:23:16.491630   [   71.523069] ------------[ cut here ]------------

 6206 16:23:16.498230  # [   71.5<4>[   73.714613]  ? refcount_warn_saturate+0xfb/0x110

 6207 16:23:16.501703  28541] refcount_t: saturated; leaking memory.

 6208 16:23:16.508031  # [   71.534261] <4>[   73.726071]  ? report_bug+0x9e/0xc0

 6209 16:23:16.517957  WARNING: CPU: 0 PID: 2085 at lib/refcount.c:19 refcount_warn_sat<4>[   73.736671]  ? handle_bug+0x41/0x90

 6210 16:23:16.521524  urate+0x97/0x110

 6211 16:23:16.527732  # [   71.544004] Modules linked in: fuse ip_ta<4>[   73.746895]  ? exc_invalid_op+0x14/0x70

 6212 16:23:16.540890  bles uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs<4>[   73.757813]  ? asm_exc_invalid_op+0x12/0x20

 6213 16:23:16.551216   cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chard<4>[   73.768947]  ? refcount_warn_saturate+0xfb/0x110

 6214 16:23:16.564124  ev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cr<4>[   73.780640]  ? refcount_warn_saturate+0xfb/0x110

 6215 16:23:16.574086  os_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros<4>[   73.792295]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6216 16:23:16.587589  _usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengin<4>[   73.804191]  direct_entry.cold+0x2c/0x38

 6217 16:23:16.590597  e regmap_i2c chromeos_pstore coreboot_table

 6218 16:23:16.597506  # [   71.590283] CP<4>[   73.815073]  full_proxy_write+0x56/0x80

 6219 16:23:16.607630  U: 0 PID: 2085 Comm: cat Tainted: G      D W         5.10.199-ci<4>[   73.825914]  vfs_write+0xea/0x3b0

 6220 16:23:16.607724  p39 #1

 6221 16:23:16.617016  # [   71.599251] Hardware name: Google Coral/Coral, BIOS<4>[   73.836094]  ksys_write+0x68/0xf0

 6222 16:23:16.617118    09/29/2020

 6223 16:23:16.627431  # [   71.606173] RIP: 0010:refcount_warn_saturate+<4>[   73.846362]  do_syscall_64+0x33/0x40

 6224 16:23:16.630295  0x97/0x110

 6225 16:23:16.640764  # [   71.612329] Code: 02 01 e8 ae e6 c5 00 0f 0b c3<4>[   73.856802]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6226 16:23:16.650304   cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 <4>[   73.869133] RIP: 0033:0x7f9f4f467473

 6227 16:23:16.677171  05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe<4>[   73.879525] 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

 6228 16:23:16.683557   ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 6229 16:23:16.693117  # [   71.633636] RSP: 0018<4>[   73.907055] RSP: 002b:00007fffe6a3ea48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6230 16:23:16.696787  :ffffba8b026cfe38 EFLAGS: 00010282

 6231 16:23:16.706284  # [   71.639791] RAX: 000000<4>[   73.922027] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9f4f467473

 6232 16:23:16.712972  0000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6233 16:23:16.722928  # [   71<4>[   73.936563] RDX: 0000000000000016 RSI: 00007f9f4f35b000 RDI: 0000000000000001

 6234 16:23:16.736230  .648081] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b<4>[   73.951014] RBP: 00007f9f4f35b000 R08: 00007f9f4f35a010 R09: 0000000000000000

 6235 16:23:16.736380  48fbc1bf50

 6236 16:23:16.749322  # [   71.656377] RBP: ffffffffba581b18 R08: 00000000<4>[   73.965539] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6237 16:23:16.752986  00000000 R09: 0000000000000000

 6238 16:23:16.766119  # [   71.664668] R10: 00000000ff<4>[   73.980021] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6239 16:23:16.769408  ffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6240 16:23:16.776231  # [   71.672<4>[   73.994540] irq event stamp: 0

 6241 16:23:16.789465  953] R13: ffffba8b026cff10 R14: ffffba8b026cff10 R15: ffff9b4883<4>[   74.004435] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6242 16:23:16.789569  658000

 6243 16:23:16.805919  # [   71.681244] FS:  00007facb844e580(0000) GS:ffff9b48<4>[   74.017999] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6244 16:23:16.809300  fbc00000(0000) knlGS:0000000000000000

 6245 16:23:16.819562  # [   71.690605] CS:  001<4>[   74.033631] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6246 16:23:16.825557  0 DS: 0000 ES: 0000 CR0: 0000000080050033

 6247 16:23:16.835927  # [   71.697346] CR2:<4>[   74.049323] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6248 16:23:16.838922   00007facb8258000 CR3: 0000000105104000 CR4: 00000000003506f0

 6249 16:23:16.845455  #<4>[   74.062830] ---[ end trace 3ad775b368f5863c ]---

 6250 16:23:16.848965   [   71.705632] Call Trace:

 6251 16:23:16.858599  # [   71.708689]  ? __warn+0x80/0x1<6>[   74.074525] lkdtm: Negative detected: saturated

 6252 16:23:16.858718  10

 6253 16:23:16.862091  # [   71.712613]  ? refcount_warn_saturate+0x97/0x110

 6254 16:23:16.865378  # [   71.718098]  ? report_bug+0x9e/0xc0

 6255 16:23:16.872132  # [   71.722320]  ? handle_bug+0x41/0x90

 6256 16:23:16.875284  # [   71.726532]  ? exc_invalid_op+0x14/0x70

 6257 16:23:16.882247  # [   71.731134]  ? asm_exc_invalid_op+0x12/0x20

 6258 16:23:16.885179  # [   71.736131]  ? refcount_warn_saturate+0x97/0x110

 6259 16:23:16.891548  # [   71.741608]  ? refcount_warn_saturate+0x97/0x110

 6260 16:23:16.898826  # [   71.747085]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6261 16:23:16.904986  # [   71.753534]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6262 16:23:16.908465  # [   71.760080]  direct_entry.cold+0x2c/0x38

 6263 16:23:16.911554  # [   71.764784]  full_proxy_write+0x56/0x80

 6264 16:23:16.917995  # [   71.769390]  vfs_write+0xea/0x3b0

 6265 16:23:16.921242  # [   71.773413]  ksys_write+0x68/0xf0

 6266 16:23:16.924663  # [   71.777438]  do_syscall_64+0x33/0x40

 6267 16:23:16.931609  # [   71.787948]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6268 16:23:16.934732  # [   71.800104] RIP: 0033:0x7facb8364473

 6269 16:23:16.957490  # [   71.810616] 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

 6270 16:23:16.964060  # [   71.838119] RSP: 002b:00007fff8c5abb98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6271 16:23:16.973936  # [   71.846959] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007facb8364473

 6272 16:23:16.980973  # [   71.855292] RDX: 000000000000001f RSI: 00007facb8258000 RDI: 0000000000000001

 6273 16:23:16.990971  # [   71.863582] RBP: 00007facb8258000 R08: 00007facb8257010 R09: 0000000000000000

 6274 16:23:16.997171  # [   71.871868] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6275 16:23:17.007595  # [   71.880156] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6276 16:23:17.010321  # [   71.888452] irq event stamp: 0

 6277 16:23:17.016896  # [   71.892174] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6278 16:23:17.027164  # [   71.899490] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6279 16:23:17.033982  # [   71.908942] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6280 16:23:17.043178  # [   71.918398] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6281 16:23:17.046883  # [   71.925717] ---[ end trace 3ad775b368f5863a ]---

 6282 16:23:17.053632  # [   71.931185] lkdtm: Overflow detected: saturated

 6283 16:23:17.060059  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6284 16:23:17.063067  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6285 16:23:17.069623  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6286 16:23:17.073120  # [   72.287450] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6287 16:23:17.080021  # [   72.297694] lkdtm: attempting good refcount_dec()

 6288 16:23:17.086393  # [   72.309460] lkdtm: attempting bad refcount_dec() to zero

 6289 16:23:17.093005  # [   72.321915] ------------[ cut here ]------------

 6290 16:23:17.096336  # [   72.333653] refcount_t: decrement hit 0; leaking memory.

 6291 16:23:17.105879  # [   72.346160] WARNING: CPU: 1 PID: 2118 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6292 16:23:17.148571  # [   72.362028] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6293 16:23:17.155310  # [   72.408316] CPU: 1 PID: 2118 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6294 16:23:17.161826  # [   72.423482] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6295 16:23:17.168596  # [   72.436657] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6296 16:23:17.191837  # [   72.448992] Code: 78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6297 16:23:17.195123  # [   72.476523] RSP: 0018:ffffba8b02727e48 EFLAGS: 00010286

 6298 16:23:17.204780  # [   72.488878] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6299 16:23:17.211362  # [   72.503389] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6300 16:23:17.221464  # [   72.517868] RBP: ffffffffba581ed1 R08: 0000000000000000 R09: 0000000000000000

 6301 16:23:17.231297  # [   72.532379] R10: 00000000ffffe00<6>[   74.450716] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6302 16:23:17.237500  0 R11: 3fffffffffffffff R12: 0000000000000012

 6303 16:23:17.244532  # [   72.546861] <6>[   74.460849] lkdtm: attempting bad refcount_dec_and_test() below zero

 6304 16:23:17.257932  R13: ffffba8b02727f10 R14: ffffba8b02727f10 R15: ffff9b4883c9c00<4>[   74.474506] ------------[ cut here ]------------

 6305 16:23:17.258029  0

 6306 16:23:17.270873  # [   72.561361] FS:  00007fe7ce1d2580(0000) GS:ffff9b48fbd00<4>[   74.486203] refcount_t: underflow; use-after-free.

 6307 16:23:17.273956  000(0000) knlGS:0000000000000000

 6308 16:23:17.283655  # [   72.576974] CS:  0010 DS:<4>[   74.498098] WARNING: CPU: 1 PID: 2190 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6309 16:23:17.290761   0000 ES: 0000 CR0: 0000000080050033

 6310 16:23:17.330063  # [   72.590145] CR2: 0000<4>[   74.514251] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6311 16:23:17.336467  7fe7cdfdc000 CR3: 0000000103a68000 CR4: 00000000003506e0

 6312 16:23:17.346841  # [   <4>[   74.560371] CPU: 1 PID: 2190 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6313 16:23:17.350194  72.604428] Call Trace:

 6314 16:23:17.353466  # [   72.613859]  ? __warn+0x80/0x110

 6315 16:23:17.359870  #<4>[   74.575668] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6316 16:23:17.366312   [   72.623763]  ? refcount_warn_saturate+0xfb/0x110

 6317 16:23:17.372815  # [   72.6<4>[   74.588645] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6318 16:23:17.376474  35569]  ? report_bug+0x9e/0xc0

 6319 16:23:17.399438  # [   72.645920]  ? handle_bug+0<4>[   74.601019] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6320 16:23:17.399535  x41/0x90

 6321 16:23:17.406280  # [   72.656331]  ? exc_invalid_op+0x14/0x70

 6322 16:23:17.412746  # [   72<4>[   74.628502] RSP: 0018:ffffba8b02817e40 EFLAGS: 00010286

 6323 16:23:17.415604  .667117]  ? asm_exc_invalid_op+0x12/0x20

 6324 16:23:17.425649  # [   72.678352]  ? re<4>[   74.640896] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6325 16:23:17.429250  fcount_warn_saturate+0xfb/0x110

 6326 16:23:17.441956  # [   72.689993]  ? refcount_wa<4>[   74.655351] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6327 16:23:17.442079  rn_saturate+0xfb/0x110

 6328 16:23:17.455252  # [   72.701679]  lkdtm_REFCOUNT_DEC_ZER<4>[   74.669947] RBP: ffffffffba581b38 R08: 0000000000000000 R09: 0000000000000000

 6329 16:23:17.455347  O+0x4d/0xbd

 6330 16:23:17.462212  # [   72.713147]  direct_entry.cold+0x2c/0x38

 6331 16:23:17.468965  # [ <4>[   74.684311] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6332 16:23:17.475366    72.724083]  full_proxy_write+0x56/0x80

 6333 16:23:17.485560  # [   72.734827]  vfs_<4>[   74.698937] R13: ffffba8b02817f10 R14: ffffba8b02817f10 R15: ffff9b4886075000

 6334 16:23:17.485656  write+0xea/0x3b0

 6335 16:23:17.488509  # [   72.745150]  ksys_write+0x68/0xf0

 6336 16:23:17.498613  # [   <4>[   74.713425] FS:  00007f00bf173580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6337 16:23:17.505259  72.755374]  do_syscall_64+0x33/0x40

 6338 16:23:17.511671  # [   72.765943]  entry_SYS<4>[   74.729004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6339 16:23:17.514959  CALL_64_after_hwframe+0x62/0xc7

 6340 16:23:17.528182  # [   72.777948] RIP: 0033:0x7f<4>[   74.741954] CR2: 00007f00bef7d000 CR3: 000000010528a000 CR4: 00000000003506e0

 6341 16:23:17.528279  e7ce0e8473

 6342 16:23:17.538448  # [   72.788554] Code: 8b 15 21 2a 0e 00 f7 d8 64 89<4>[   74.756447] Call Trace:

 6343 16:23:17.548122   02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 <4>[   74.765702]  ? __warn+0x80/0x110

 6344 16:23:17.558417  85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f<4>[   74.775848]  ? refcount_warn_saturate+0xba/0x110

 6345 16:23:17.561797   1f 40 00 48 83 ec 28 48 89 54 24 18

 6346 16:23:17.568115  # [   72.816007] RSP: 002b<4>[   74.787546]  ? report_bug+0x9e/0xc0

 6347 16:23:17.574631  :00007fffd783fca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6348 16:23:17.577663  #<4>[   74.797958]  ? handle_bug+0x41/0x90

 6349 16:23:17.591213   [   72.830999] RAX: ffffffffffffffda RBX: 0000000000000012 RCX:<4>[   74.808370]  ? exc_invalid_op+0x14/0x70

 6350 16:23:17.591342   00007fe7ce0e8473

 6351 16:23:17.600854  # [   72.845490] RDX: 0000000000000012 RSI: 0<4>[   74.819172]  ? asm_exc_invalid_op+0x12/0x20

 6352 16:23:17.604385  0007fe7cdfdc000 RDI: 0000000000000001

 6353 16:23:17.614078  # [   72.860027] RBP: 000<4>[   74.830391]  ? refcount_warn_saturate+0xba/0x110

 6354 16:23:17.617600  07fe7cdfdc000 R08: 00007fe7cdfdb010 R09: 0000000000000000

 6355 16:23:17.624089  # [  <4>[   74.842086]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6356 16:23:17.637335   72.874493] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000<4>[   74.854729]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6357 16:23:17.640569  0000000000001

 6358 16:23:17.650879  # [   72.889026] R13: 0000000000000001 R14: 00000<4>[   74.867509]  direct_entry.cold+0x2c/0x38

 6359 16:23:17.654077  00000020000 R15: 0000000000020000

 6360 16:23:17.660603  # [   72.903499] irq event st<4>[   74.878368]  full_proxy_write+0x56/0x80

 6361 16:23:17.660699  amp: 0

 6362 16:23:17.670579  # [   72.913444] hardirqs last  enabled at (0): [<000000<4>[   74.889240]  vfs_write+0xea/0x3b0

 6363 16:23:17.674116  0000000000>] 0x0

 6364 16:23:17.680333  # [   72.926952] hardirqs last disabled at (0)<4>[   74.899268]  ksys_write+0x68/0xf0

 6365 16:23:17.686905  : [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6366 16:23:17.690244  # [   72.94264<4>[   74.909605]  do_syscall_64+0x33/0x40

 6367 16:23:17.703911  9] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_proc<4>[   74.920239]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6368 16:23:17.704042  ess+0x65c/0x20e0

 6369 16:23:17.716684  # [   72.958298] softirqs last disabled at (0)<6>[   74.921149] PDLOG 2023/11/02 16:20:57.057 P0 Disconnected

 6370 16:23:17.720329  : [<0000000000000000>] 0x0

 6371 16:23:17.726912  # [   72.971821] ---[ end trace 3ad7<4>[   74.932184] RIP: 0033:0x7f00bf089473

 6372 16:23:17.727006  75b368f5863b ]---

 6373 16:23:17.753182  # [   72.983497] lkdtm: Zero detected: satura<4>[   74.955222] 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

 6374 16:23:17.753280  ted

 6375 16:23:17.759825  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6376 16:23:17.770042  ok 46 selftests<4>[   74.982841] RSP: 002b:00007ffc95f2b918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6377 16:23:17.772932  : lkdtm: REFCOUNT_DEC_ZERO.sh

 6378 16:23:17.783109  # selftests: lkdtm: REFCOUNT_DEC_<6>[   74.983192] PDLOG 2023/11/02 16:20:57.058 P1 Disconnected

 6379 16:23:17.783219  NEGATIVE.sh

 6380 16:23:17.796114  # [   73.387780] lkdtm: Performing direct entry REF<4>[   74.997764] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f00bf089473

 6381 16:23:17.799742  COUNT_DEC_NEGATIVE

 6382 16:23:17.813090  # [   73.399732] lkdtm: attempting bad refco<6>[   75.010784] PDLOG 2023/11/02 16:20:57.107 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 500mA

 6383 16:23:17.815975  unt_dec() below zero

 6384 16:23:17.825964  # [   73.412499] ------------[ cut here ]-<4>[   75.024870] RDX: 000000000000001f RSI: 00007f00bef7d000 RDI: 0000000000000001

 6385 16:23:17.829324  -----------

 6386 16:23:17.842484  # [   73.424153] refcount_t: decrement hit 0; leaki<6>[   75.049623] PDLOG 2023/11/02 16:20:57.137 P0 SNK (not charging) Charger ??? 5000mV max 5000mV / 500mA

 6387 16:23:17.846067  ng memory.

 6388 16:23:17.859281  # [   73.436657] WARNING: CPU: 1 PID: 2154 at lib/re<4>[   75.056118] RBP: 00007f00bef7d000 R08: 00007f00bef7c010 R09: 0000000000000000

 6389 16:23:17.862431  fcount.c:31 refcount_warn_saturate+0xfb/0x110

 6390 16:23:17.872654  # [   73.452634] <6>[   75.073860] PDLOG 2023/11/02 16:20:57.337 P0 SNK Charger ??? 5013mV max 0mV / 0mA

 6391 16:23:17.889001  Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc vid<4>[   75.087459] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6392 16:23:17.902384  eobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cro<6>[   75.103226] PDLOG 2023/11/02 16:20:57.361 P0 SNK Charger ??? 5043mV max 5000mV / 500mA

 6393 16:23:17.918707  s_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2<4>[   75.116833] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6394 16:23:17.931833   gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_<6>[   75.133062] PDLOG 2023/11/02 16:20:57.551 P0 SNK Charger ??? 5020mV max 5000mV / 3000mA

 6395 16:23:17.941608  da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core <4>[   75.146711] irq event stamp: 0

 6396 16:23:17.958181  snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore corebo<6>[   75.163082] PDLOG 2023/11/02 16:20:58.076 P0 SNK Charger ??? 15413mV max 15000mV / 3000mA

 6397 16:23:17.958310  ot_table

 6398 16:23:17.972088  # [   73.498925] CPU: 1 PID: 2154 Comm: cat Tainted: G<4>[   75.172099] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6399 16:23:17.974976        D W         5.10.199-cip39 #1

 6400 16:23:17.988025  # [   73.514034] Hardware n<6>[   75.188651] PDLOG 2023/11/02 16:21:00.344 P0 SNK Charger PD 15390mV max 15000mV / 3000mA

 6401 16:23:17.991796  ame: Google Coral/Coral, BIOS  09/29/2020

 6402 16:23:18.004972  # [   73.527205] RIP:<4>[   75.201261] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6403 16:23:18.007948   0010:refcount_warn_saturate+0xfb/0x110

 6404 16:23:18.017862  # [   73.539547] Code: <4>[   75.201268] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6405 16:23:18.034281  78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc c<4>[   75.201278] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6406 16:23:18.044417  c cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0<4>[   75.261675] ---[ end trace 3ad775b368f5863d ]---

 6407 16:23:18.057648  f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8<6>[   75.273374] lkdtm: Negative detected: saturated

 6408 16:23:18.057740  b

 6409 16:23:18.063984  # [   73.567073] RSP: 0018:ffffba8b0279fe48 EFLAGS: 00010286

 6410 16:23:18.070834  # [   73.579419] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6411 16:23:18.077423  # [   73.593935] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6412 16:23:18.087418  # [   73.608417] RBP: ffffffffba581ee3 R08: 0000000000000000 R09: 0000000000000000

 6413 16:23:18.093838  # [   73.622936] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6414 16:23:18.104117  # [   73.637424] R13: ffffba8b0279ff10 R14: ffffba8b0279ff10 R15: ffff9b4883a47000

 6415 16:23:18.113816  # [   73.651943] FS:  00007f9f4f551580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6416 16:23:18.120411  # [   73.667488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6417 16:23:18.126930  # [   73.680432] CR2: 00007f9f4f35b000 CR3: 00000001033fe000 CR4: 00000000003506e0

 6418 16:23:18.130446  # [   73.694944] Call Trace:

 6419 16:23:18.133320  # [   73.704233]  ? __warn+0x80/0x110

 6420 16:23:18.139907  # [   73.714613]  ? refcount_warn_saturate+0xfb/0x110

 6421 16:23:18.143310  # [   73.726071]  ? report_bug+0x9e/0xc0

 6422 16:23:18.146824  # [   73.736671]  ? handle_bug+0x41/0x90

 6423 16:23:18.153399  # [   73.746895]  ? exc_invalid_op+0x14/0x70

 6424 16:23:18.156876  # [   73.757813]  ? asm_exc_invalid_op+0x12/0x20

 6425 16:23:18.163493  # [   73.768947]  ? refcount_warn_saturate+0xfb/0x110

 6426 16:23:18.166636  # [   73.780640]  ? refcount_warn_saturate+0xfb/0x110

 6427 16:23:18.173242  # [   73.792295]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6428 16:23:18.176667  # [   73.804191]  direct_entry.cold+0x2c/0x38

 6429 16:23:18.183290  # [   73.815073]  full_proxy_write+0x56/0x80

 6430 16:23:18.186436  # [   73.825914]  vfs_write+0xea/0x3b0

 6431 16:23:18.189993  # [   73.836094]  ksys_write+0x68/0xf0

 6432 16:23:18.193100  # [   73.846362]  do_syscall_64+0x33/0x40

 6433 16:23:18.199473  # [   73.856802]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6434 16:23:18.202787  # [   73.869133] RIP: 0033:0x7f9f4f467473

 6435 16:23:18.226045  # [   73.879525] 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

 6436 16:23:18.232374  # [   73.907055] RSP: 002b:00007fffe6a3ea48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6437 16:23:18.242688  # [   73.922027] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9f4f467473

 6438 16:23:18.248946  # [   73.936563] RDX: 0000000000000016 RSI: 00007f9f4f35b000 RDI: 0000000000000001

 6439 16:23:18.259081  # [   73.951014] RBP: 00007f9f4f35b000 R08: 00007f9f4f35a010 R09: 0000000000000000

 6440 16:23:18.265448  # [   73.965539] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6441 16:23:18.275410  # [   73.980021] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6442 16:23:18.279054  # [   73.994540] irq event stamp: 0

 6443 16:23:18.285115  # [   74.004435] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6444 16:23:18.295035  # [   74.017999] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6445 16:23:18.305110  # [   74.033631] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6446 16:23:18.311410  # [   74.049323] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6447 16:23:18.318304  # [   74.062830] ---[ end trace 3ad775b368f5863c ]---

 6448 16:23:18.321593  # [   74.074525] lkdtm: Negative detected: saturated

 6449 16:23:18.327944  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6450 16:23:18.334643  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6451 16:23:18.338074  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6452 16:23:18.347884  # [   74.450716] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6453 16:23:18.354533  # [   74.460849] lkdtm: attempting bad refcount_dec_and_test() below zero

 6454 16:23:18.357896  # [   74.474506] ------------[ cut here ]------------

 6455 16:23:18.364724  # [   74.486203] refcount_t: underflow; use-after-free.

 6456 16:23:18.374248  # [   74.498098] WARNING: CPU: 1 PID: 2190 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6457 16:23:18.414337  # [   74.514251] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6458 16:23:18.423734  # [   74.560371] CPU: 1 PID: 2190 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6459 16:23:18.430803  # [   74.575668] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6460 16:23:18.437233  # [   74.588645] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6461 16:23:18.456557  # [   74.601019] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6462 16:23:18.463667  # [   74.628502] RSP: 0018:ffffba8b02817e40 EFLAGS: 00010286

 6463 16:23:18.473584  # [   74.640896] RAX: 0000000000000000 <6>[   75.695087] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6464 16:23:18.479938  RBX: 0000000000000031 RCX: 0000000000000000

 6465 16:23:18.486654  # [   74.655351] RD<6>[   75.703223] lkdtm: attempting bad refcount_sub_and_test() below zero

 6466 16:23:18.493250  X: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6467 16:23:18.499690  <4>[   75.716898] ------------[ cut here ]------------

 6468 16:23:18.499786  

 6469 16:23:18.512955  # [   74.669947] RBP: ffffffffba581b38 R08: 0000000000000000 R0<4>[   75.728565] refcount_t: underflow; use-after-free.

 6470 16:23:18.513132  9: 0000000000000000

 6471 16:23:18.525921  # [   74.684311] R10: 00000000ffffe000 R11:<4>[   75.740491] WARNING: CPU: 1 PID: 2226 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6472 16:23:18.532613   3fffffffffffffff R12: 000000000000001f

 6473 16:23:18.572138  # [   74.698937] R13: f<4>[   75.756473] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6474 16:23:18.578963  fffba8b02817f10 R14: ffffba8b02817f10 R15: ffff9b4886075000

 6475 16:23:18.588675  # [<4>[   75.802741] CPU: 1 PID: 2226 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6476 16:23:18.602022     74.713425] FS:  00007f00bf173580(0000) GS:ffff9b48fbd00000(00<4>[   75.817880] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6477 16:23:18.605607  00) knlGS:0000000000000000

 6478 16:23:18.615340  # [   74.729004] CS:  0010 DS: 0000 <4>[   75.831048] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6479 16:23:18.618656  ES: 0000 CR0: 0000000080050033

 6480 16:23:18.641577  # [   74.741954] CR2: 00007f00be<4>[   75.843386] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6481 16:23:18.648344  f7d000 CR3: 000000010528a000 CR4: 00000000003506e0

 6482 16:23:18.654939  # [   74.756<4>[   75.870930] RSP: 0018:ffffba8b0288fe40 EFLAGS: 00010286

 6483 16:23:18.655033  447] Call Trace:

 6484 16:23:18.661756  # [   74.765702]  ? __warn+0x80/0x110

 6485 16:23:18.668430  # [   7<4>[   75.883273] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6486 16:23:18.675016  4.775848]  ? refcount_warn_saturate+0xba/0x110

 6487 16:23:18.684589  # [   74.787546]<4>[   75.897795] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6488 16:23:18.684683    ? report_bug+0x9e/0xc0

 6489 16:23:18.697853  # [   74.797958]  ? handle_bug+0x41/0x<4>[   75.912277] RBP: ffffffffba581b58 R08: 0000000000000000 R09: 0000000000000000

 6490 16:23:18.697947  90

 6491 16:23:18.704530  # [   74.808370]  ? exc_invalid_op+0x14/0x70

 6492 16:23:18.711332  # [   74.81917<4>[   75.926791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6493 16:23:18.717445  2]  ? asm_exc_invalid_op+0x12/0x20

 6494 16:23:18.727388  # [   74.830391]  ? refcount<4>[   75.941273] R13: ffffba8b0288ff10 R14: ffffba8b0288ff10 R15: ffff9b4885aab000

 6495 16:23:18.730773  _warn_saturate+0xba/0x110

 6496 16:23:18.744146  # [   74.842086]  __refcount_sub_and_<4>[   75.955790] FS:  00007f0b529dc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6497 16:23:18.744248  test.constprop.0+0x3c/0x50

 6498 16:23:18.753987  # [   74.854729]  lkdtm_REFCOUNT_DEC<4>[   75.971347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6499 16:23:18.757376  _AND_TEST_NEGATIVE+0x3e/0x78

 6500 16:23:18.770910  # [   74.867509]  direct_entry.col<4>[   75.984295] CR2: 00007f0b527e6000 CR3: 0000000105a58000 CR4: 00000000003506e0

 6501 16:23:18.771010  d+0x2c/0x38

 6502 16:23:18.777231  # [   74.878368]  full_proxy_write+0x56/0x80

 6503 16:23:18.780367  # [  <4>[   75.998838] Call Trace:

 6504 16:23:18.783824   74.889240]  vfs_write+0xea/0x3b0

 6505 16:23:18.790498  # [   74.899268]  ksys_write+<4>[   76.008320]  ? __warn+0x80/0x110

 6506 16:23:18.790594  0x68/0xf0

 6507 16:23:18.793673  # [   74.909605]  do_syscall_64+0x33/0x40

 6508 16:23:18.800162  # [   74.9<4>[   76.018240]  ? refcount_warn_saturate+0xba/0x110

 6509 16:23:18.807045  20239]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6510 16:23:18.810087  # [   74.92114<4>[   76.030106]  ? report_bug+0x9e/0xc0

 6511 16:23:18.817120  9] PDLOG 2023/11/02 16:20:57.057 P0 Disconnected

 6512 16:23:18.823643  # [   74.93218<4>[   76.040356]  ? handle_bug+0x41/0x90

 6513 16:23:18.823781  4] RIP: 0033:0x7f00bf089473

 6514 16:23:18.833383  # [   74.955222] Code: 8b 15 21 2a <4>[   76.050779]  ? exc_invalid_op+0x14/0x70

 6515 16:23:18.843285  0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0<4>[   76.061541]  ? asm_exc_invalid_op+0x12/0x20

 6516 16:23:18.856221  4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 <4>[   76.072747]  ? refcount_warn_saturate+0xba/0x110

 6517 16:23:18.859538  ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6518 16:23:18.869820  # [   74.<4>[   76.084389]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6519 16:23:18.879693  982841] RSP: 002b:00007ffc95f2b918 EFLAGS: 00000246 ORIG_RAX: 00<4>[   76.097194]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6520 16:23:18.882895  00000000000001

 6521 16:23:18.893189  # [   74.983192] PDLOG 2023/11/02 16:20:57.058 P<4>[   76.109786]  direct_entry.cold+0x2c/0x38

 6522 16:23:18.893282  1 Disconnected

 6523 16:23:18.902669  # [   74.997764] RAX: ffffffffffffffda RBX: 0000<4>[   76.120794]  full_proxy_write+0x56/0x80

 6524 16:23:18.906312  00000000001f RCX: 00007f00bf089473

 6525 16:23:18.912711  # [   75.010784] PDLOG 2023/<4>[   76.131530]  vfs_write+0xea/0x3b0

 6526 16:23:18.922677  11/02 16:20:57.107 P0 SNK (not charging) Charger ??? 5000mV max <4>[   76.141771]  ksys_write+0x68/0xf0

 6527 16:23:18.926269  5000mV / 500mA

 6528 16:23:18.933040  # [   75.024870] RDX: 000000000000001f RSI: 0000<4>[   76.151975]  do_syscall_64+0x33/0x40

 6529 16:23:18.935987  7f00bef7d000 RDI: 0000000000000001

 6530 16:23:18.945676  # [   75.049623] PDLOG 2023/<4>[   76.162508]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6531 16:23:18.955645  11/02 16:20:57.137 P0 SNK (not charging) Charger ??? 5000mV max <4>[   76.174639] RIP: 0033:0x7f0b528f2473

 6532 16:23:18.959071  5000mV / 500mA

 6533 16:23:18.985436  # [   75.056118] RBP: 00007f00bef7d000 R08: 0000<4>[   76.185171] 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

 6534 16:23:18.989075  7f00bef7c010 R09: 0000000000000000

 6535 16:23:18.998875  # [   75.073860] PDLOG 2023/<4>[   76.212674] RSP: 002b:00007ffc7a0bc5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6536 16:23:19.005574  11/02 16:20:57.337 P0 SNK Charger ??? 5013mV max 0mV / 0mA

 6537 16:23:19.012219  # [ <4>[   76.227659] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f0b528f2473

 6538 16:23:19.028808    75.087459] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00<4>[   76.242150] RDX: 000000000000001f RSI: 00007f0b527e6000 RDI: 0000000000000001

 6539 16:23:19.028903  00000000000001

 6540 16:23:19.042060  # [   75.103226] PDLOG 2023/11/02 16:20:57.361 P<4>[   76.256671] RBP: 00007f0b527e6000 R08: 00007f0b527e5010 R09: 0000000000000000

 6541 16:23:19.045472  0 SNK Charger ??? 5043mV max 5000mV / 500mA

 6542 16:23:19.058694  # [   75.116833] R1<4>[   76.271146] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6543 16:23:19.061673  3: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6544 16:23:19.071785  <4>[   76.285658] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6545 16:23:19.071878  

 6546 16:23:19.081455  # [   75.133062] PDLOG 2023/11/02 16:20:57.551 P0 SNK Charger ?<4>[   76.300150] irq event stamp: 0

 6547 16:23:19.085063  ?? 5020mV max 5000mV / 3000mA

 6548 16:23:19.094769  # [   75.146711] irq event stamp:<4>[   76.310102] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6549 16:23:19.094862   0

 6550 16:23:19.111228  # [   75.163082] PDLOG 2023/11/02 16:20:58.076 P0 SNK Charge<4>[   76.323601] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6551 16:23:19.114258  r ??? 15413mV max 15000mV / 3000mA

 6552 16:23:19.127473  # [   75.172099] hardirqs la<4>[   76.339283] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6553 16:23:19.130982  st  enabled at (0): [<0000000000000000>] 0x0

 6554 16:23:19.141008  # [   75.188651] P<4>[   76.354934] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6555 16:23:19.150478  DLOG 2023/11/02 16:21:00.344 P0 SNK Charger PD 15390mV max 15000<4>[   76.368459] ---[ end trace 3ad775b368f5863e ]---

 6556 16:23:19.154115  mV / 3000mA

 6557 16:23:19.163879  # [   75.201261] hardirqs last disabled at (0): [<f<6>[   76.380124] lkdtm: Negative detected: saturated

 6558 16:23:19.166922  fffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6559 16:23:19.177114  # [   75.201268] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6560 16:23:19.183888  # [   75.201278] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6561 16:23:19.189982  # [   75.261675] ---[ end trace 3ad775b368f5863d ]---

 6562 16:23:19.193568  # [   75.273374] lkdtm: Negative detected: saturated

 6563 16:23:19.200404  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6564 16:23:19.206486  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6565 16:23:19.213177  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6566 16:23:19.262895  # [   75.695087] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6567 16:23:19.269170  # [   75.703223] lkdtm: attempting bad refcount_sub_and_test() below zero

 6568 16:23:19.275931  # [   75.716898] ------------[ cut here ]------------

 6569 16:23:19.279006  # [   75.728565] refcount_t: underflow; use-after-free.

 6570 16:23:19.288875  # [   75.740491] WARNING: CPU: 1 PID: 2226 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6571 16:23:19.328475  # [   75.756473] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6572 16:23:19.338641  # [   75.802741] CPU: 1 PID: 2226 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6573 16:23:19.344928  # [   75.817880] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6574 16:23:19.351370  # [   75.831048] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6575 16:23:19.371022  # [   75.843386] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6576 16:23:19.377689  # [   75.870930] RSP: 0018:ffffba8b0288fe40 EFLAGS: 00010286

 6577 16:23:19.387550  # [   75.883273] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6578 16:23:19.394506  # [   75.897795] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6579 16:23:19.404437  # [   75.912277] RBP: ffffffffba581b58 R08: 0000000000000000 R09: 0000000000000000

 6580 16:23:19.410955  # [   75.926791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6581 16:23:19.421068  # [   75.941273] R13: ffffba8b0288ff10 R14: ffffba8b0288ff10 R15: ffff9b4885aab000

 6582 16:23:19.427199  # [   75.955790] FS:  00007f0b529dc580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6583 16:23:19.433854  # [   75.971347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6584 16:23:19.444121  # [   75.984295] CR2: 00007f0b527e6000 CR3: 0000000105a58000 CR4: 00000000003506e0

 6585 16:23:19.447287  # [   75.998838] Call Trace:

 6586 16:23:19.450230  # [   76.008320]  ? __warn+0x80/0x110

 6587 16:23:19.456799  # [   76.018240]  ? refcount_warn_saturate+0xba/0x110

 6588 16:23:19.460245  # [   76.030106]  ? report_bug+0x9e/0xc0

 6589 16:23:19.463897  # [   76.040356]  ? handle_bug+0x41/0x90

 6590 16:23:19.466868  # [   76.050779]  ? exc_invalid_op+0x14/0x70

 6591 16:23:19.473767  # [   76.061541]  ? asm_exc_invalid_op+0x12/0x20

 6592 16:23:19.480163  # [   76.072747]  ? refcount_warn_saturate+0xba/0x110

 6593 16:23:19.482958  # [   76.084389]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6594 16:23:19.490120  # [   76.097194]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6595 16:23:19.496574  # [   76.109786]  direct_entry.cold+0x2c/0x38

 6596 16:23:19.499463  # [   76.120794]  full_proxy_write+0x56/0x80

 6597 16:23:19.503317  # [   76.131530]  vfs_write+0xea/0x3b0

 6598 16:23:19.506096  # [   76.141771]  ksys_write+0x68/0xf0

 6599 16:23:19.512979  # [   76.151975]  do_syscall_64+0x33/0x40

 6600 16:23:19.519274  # [   76.162508]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6601 16:23:19.522696  # [   76.174639] RIP: 0033:0x7f0b528f2473

 6602 16:23:19.538968  # [   76.185171] 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 <6>[   76.757605] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6603 16:23:19.552362  00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77<6>[   76.767798] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6604 16:23:19.555938   55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6605 16:23:19.562329  # [   76.212674] <6>[   76.781452] lkdtm: Good: zero detected

 6606 16:23:19.575331  RSP: 002b:00007ffc7a0bc5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000<6>[   76.792156] lkdtm: Correctly stayed at zero

 6607 16:23:19.575427  000001

 6608 16:23:19.588656  # [   76.227659] RAX: ffffffffffffffda RBX: 000000000000<6>[   76.803383] lkdtm: attempting bad refcount_inc() from zero

 6609 16:23:19.588750  001f RCX: 00007f0b528f2473

 6610 16:23:19.598330  # [   76.242150] RDX: 00000000000000<4>[   76.816243] ------------[ cut here ]------------

 6611 16:23:19.605485  1f RSI: 00007f0b527e6000 RDI: 0000000000000001

 6612 16:23:19.611952  # [   76.256671]<4>[   76.827769] refcount_t: addition on 0; use-after-free.

 6613 16:23:19.628021   RBP: 00007f0b527e6000 R08: 00007f0b527e5010 R09: 00000000000000<4>[   76.840246] WARNING: CPU: 1 PID: 2259 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6614 16:23:19.628143  00

 6615 16:23:19.674583  # [   76.271146] R10: fffffffffffffbc5 R11: 0000000000000246<4>[   76.855954] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6616 16:23:19.674691   R12: 0000000000000001

 6617 16:23:19.687953  # [   76.285658] R13: 0000000000000001 R<4>[   76.902410] CPU: 1 PID: 2259 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6618 16:23:19.694157  14: 0000000000020000 R15: 0000000000020000

 6619 16:23:19.701225  # [   76.300150] irq<4>[   76.917455] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6620 16:23:19.704124   event stamp: 0

 6621 16:23:19.714536  # [   76.310102] hardirqs last  enabled at (0):<4>[   76.930704] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6622 16:23:19.717322   [<0000000000000000>] 0x0

 6623 16:23:19.740574  # [   76.323601] hardirqs last disabl<4>[   76.942926] Code: 02 01 e8 d1 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d ba c6 05 35 00 17 02 01 e8 ae e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d

 6624 16:23:19.747078  ed at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6625 16:23:19.754231  # [  <4>[   76.970514] RSP: 0018:ffffba8b028ffe48 EFLAGS: 00010286

 6626 16:23:19.767169   76.339283] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] <4>[   76.982829] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6627 16:23:19.770414  copy_process+0x65c/0x20e0

 6628 16:23:19.783626  # [   76.354934] softirqs last disabl<4>[   76.997343] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6629 16:23:19.787044  ed at (0): [<0000000000000000>] 0x0

 6630 16:23:19.796823  # [   76.368459] ---[ end t<4>[   77.011825] RBP: ffffffffba581ef9 R08: 0000000000000000 R09: 0000000000000000

 6631 16:23:19.800353  race 3ad775b368f5863e ]---

 6632 16:23:19.813529  # [   76.380124] lkdtm: Negative det<4>[   77.026344] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6633 16:23:19.813652  ected: saturated

 6634 16:23:19.826753  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negativ<4>[   77.040818] R13: ffffba8b028fff10 R14: ffffba8b028fff10 R15: ffff9b4885a5a000

 6635 16:23:19.830078  e detected: saturated': ok

 6636 16:23:19.843533  ok 49 selftests: lkdtm: REFCOUNT_SUB<4>[   77.055346] FS:  00007fa30aa4c580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6637 16:23:19.843663  _AND_TEST_NEGATIVE.sh

 6638 16:23:19.849470  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6639 16:23:19.856151  <4>[   77.070903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6640 16:23:19.856280  

 6641 16:23:19.862789  <4>[   77.083833] CR2: 00007fa30a856000 CR3: 0000000103ae4000 CR4: 00000000003506e0

 6642 16:23:19.866423  <4>[   77.092189] Call Trace:

 6643 16:23:19.869403  <4>[   77.095336]  ? __warn+0x80/0x110

 6644 16:23:19.875851  <4>[   77.099318]  ? refcount_warn_saturate+0x74/0x110

 6645 16:23:19.879415  <4>[   77.105061]  ? report_bug+0x9e/0xc0

 6646 16:23:19.886001  <4>[   77.109352]  ? handle_bug+0x41/0x90

 6647 16:23:19.889256  <4>[   77.113689]  ? exc_invalid_op+0x14/0x70

 6648 16:23:19.895958  <4>[   77.118362]  ? asm_exc_invalid_op+0x12/0x20

 6649 16:23:19.899215  <4>[   77.123540]  ? refcount_warn_saturate+0x74/0x110

 6650 16:23:19.905692  <4>[   77.129062]  ? refcount_warn_saturate+0x74/0x110

 6651 16:23:19.912463  <4>[   77.134777]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6652 16:23:19.915802  <4>[   77.140292]  direct_entry.cold+0x2c/0x38

 6653 16:23:19.922140  <4>[   77.145209]  full_proxy_write+0x56/0x80

 6654 16:23:19.925818  <4>[   77.149943]  vfs_write+0xea/0x3b0

 6655 16:23:19.928991  <4>[   77.154083]  ksys_write+0x68/0xf0

 6656 16:23:19.931895  <4>[   77.158120]  do_syscall_64+0x33/0x40

 6657 16:23:19.938507  <4>[   77.162452]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6658 16:23:19.945154  <4>[   77.168446] RIP: 0033:0x7fa30a962473

 6659 16:23:19.964950  <4>[   77.172955] 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

 6660 16:23:19.974961  <4>[   77.194338] RSP: 002b:00007fff83588b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6661 16:23:19.981594  <4>[   77.203338] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa30a962473

 6662 16:23:19.991591  <4>[   77.211673] RDX: 0000000000000012 RSI: 00007fa30a856000 RDI: 0000000000000001

 6663 16:23:19.997989  <4>[   77.220158] RBP: 00007fa30a856000 R08: 00007fa30a855010 R09: 0000000000000000

 6664 16:23:20.008070  <4>[   77.228489] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6665 16:23:20.018176  <4>[   77.237005] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6666 16:23:20.021186  <4>[   77.245393] irq event stamp: 0

 6667 16:23:20.027649  <4>[   77.249256] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6668 16:23:20.037513  <4>[   77.256657] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6669 16:23:20.047898  <4>[   77.266281] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6670 16:23:20.054404  <4>[   77.275814] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6671 16:23:20.061046  <4>[   77.283252] ---[ end trace 3ad775b368f5863f ]---

 6672 16:23:20.064099  <6>[   77.288791] lkdtm: Zero detected: saturated

 6673 16:23:20.171256  # [   76.757605] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6674 16:23:20.181240  # [   76.767798] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6675 16:23:20.183990  # [   76.781452] lkdtm: Good: zero detected

 6676 16:23:20.187644  # [   76.792156] lkdtm: Correctly stayed at zero

 6677 16:23:20.194371  # [   76.803383] lkdtm: attempting bad refcount_inc() from zero

 6678 16:23:20.201085  # [   76.816243] ------------[ cut here ]------------

 6679 16:23:20.207683  # [   76.827769] refcount_t: addition on 0; use-after-free.

 6680 16:23:20.217694  # [   76.840246] WARNING: CPU: 1 PID: 2259 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6681 16:23:20.256790  # [   76.855954] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6682 16:23:20.263442  # [   76.902410] CPU: 1 PID: 2259 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6683 16:23:20.273164  # [   76.917455] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6684 16:23:20.276813  # [   76.930704] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6685 16:23:20.299684  # [   76.942926] Code: 02 01 e8 d1 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d ba c6 05 35 00 17 02 01 e8 ae e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d

 6686 16:23:20.306309  # [   76.970514] RSP: 0018:ffffba8b028ffe48 EFLAGS: 00010286

 6687 16:23:20.312911  # [   76.982829] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6688 16:23:20.322668  # [   76.997343] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6689 16:23:20.329443  # [   77.011825] RBP: ffffffffba581ef9 R08: 0000000000000000 R09: 0000000000000000

 6690 16:23:20.338833  # [   77.026344] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6691 16:23:20.345594  # [   77.040818] R13: ffffba8b028fff10 R14: ffffba8b028fff10 R15: ffff9b4885a5a000

 6692 16:23:20.355747  # [   77.055346] FS:  00007fa30aa4c580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6693 16:23:20.362377  # [   77.070903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6694 16:23:20.369000  # [   77.083833] CR2: 00007fa30a856000 CR3: 0000000103ae4000 CR4: 00000000003506e0

 6695 16:23:20.371788  # [   77.092189] Call Trace:

 6696 16:23:20.375165  # [   77.095336]  ? __warn+0x80/0x110

 6697 16:23:20.381845  # [   77.099318]  ? refcount_warn_saturate+0x74/0x110

 6698 16:23:20.385182  # [   77.105061]  ? report_bug+0x9e/0xc0

 6699 16:23:20.388324  # [   77.109352]  ? handle_bug+0x41/0x90

 6700 16:23:20.395161  # [   77.113689]  ? exc_invalid_op+0x14/0x70

 6701 16:23:20.398274  # [   77.118362]  ? asm_exc_invalid_op+0x12/0x20

 6702 16:23:20.404861  # [   77.123540]  ? refcount_warn_saturate+0x74/0x110

 6703 16:23:20.408466  # [   77.129062]  ? refcount_warn_saturate+0x74/0x110

 6704 16:23:20.415340  # [   77.134777]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6705 16:23:20.418146  # [   77.140292]  direct_entry.cold+0x2c/0x38

 6706 16:23:20.424693  # [   77.145209]  full_proxy_write+0x56/0x80

 6707 16:23:20.428189  # [   77.149943]  vfs_write+0xea/0x3b0

 6708 16:23:20.431587  # [   77.154083]  ksys_write+0x68/0xf0

 6709 16:23:20.434656  # [   77.158120]  do_syscall_64+0x33/0x40

 6710 16:23:20.441363  # [   77.162452]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6711 16:23:20.444626  # [   77.168446] RIP: 0033:0x7fa30a962473

 6712 16:23:20.467919  # [   77.172955] 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

 6713 16:23:20.477620  # [   77.194338] RSP: 002b:00007fff83588b2<6>[   77.697872] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6714 16:23:20.484194  <6>[   77.706650] lkdtm: attempting safe refcount_add_not_zero() from zero

 6715 16:23:20.490620  8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6716 16:23:20.497159  # [   77.203338] <6>[   77.714085] lkdtm: Good: zero detected

 6717 16:23:20.501017  <6>[   77.724805] lkdtm: Correctly stayed at zero

 6718 16:23:20.507032  <6>[   77.729793] lkdtm: attempting bad refcount_add() from zero

 6719 16:23:20.513665  <4>[   77.736238] ------------[ cut here ]------------

 6720 16:23:20.520391  <4>[   77.741709] refcount_t: addition on 0; use-after-free.

 6721 16:23:20.530458  <4>[   77.747814] WARNING: CPU: 0 PID: 2292 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6722 16:23:20.576558  RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa30a96247<4>[   77.757559] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6723 16:23:20.583290  <4>[   77.803907] CPU: 0 PID: 2292 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6724 16:23:20.590095  <4>[   77.812877] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6725 16:23:20.596695  <4>[   77.819809] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6726 16:23:20.619782  <4>[   77.825972] Code: 02 01 e8 d1 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d ba c6 05 35 00 17 02 01 e8 ae e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d

 6727 16:23:20.626196  <4>[   77.847276] RSP: 0018:ffffba8b02977e48 EFLAGS: 00010286

 6728 16:23:20.632885  <4>[   77.853427] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6729 16:23:20.643011  <4>[   77.861716] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 6730 16:23:20.649548  <4>[   77.870005] RBP: ffffffffba581f0b R08: 0000000000000000 R09: 0000000000000000

 6731 16:23:20.659208  <4>[   77.878294] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6732 16:23:20.666158  <4>[   77.886582] R13: ffffba8b02977f10 R14: ffffba8b02977f10 R15: ffff9b48826f5000

 6733 16:23:20.676115  <4>[   77.894888] FS:  00007fcc3c36d580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 6734 16:23:20.682588  <4>[   77.904248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6735 16:23:20.682677  3

 6736 16:23:20.695942  # [   77.211673] RDX: 0000000000000012 RSI: 00007fa30a856000 <4>[   77.910983] CR2: 00007fcc3c177000 CR3: 0000000102cda000 CR4: 00000000003506f0

 6737 16:23:20.699288  <4>[   77.925472] Call Trace:

 6738 16:23:20.702319  <4>[   77.928532]  ? __warn+0x80/0x110

 6739 16:23:20.709339  <4>[   77.932460]  ? refcount_warn_saturate+0x74/0x110

 6740 16:23:20.712593  <4>[   77.937936]  ? report_bug+0x9e/0xc0

 6741 16:23:20.718921  <4>[   77.942154]  ? handle_bug+0x41/0x90

 6742 16:23:20.722013  <4>[   77.946368]  ? exc_invalid_op+0x14/0x70

 6743 16:23:20.725412  <4>[   77.950972]  ? asm_exc_invalid_op+0x12/0x20

 6744 16:23:20.732506  <4>[   77.955972]  ? refcount_warn_saturate+0x74/0x110

 6745 16:23:20.739003  <4>[   77.961450]  ? refcount_warn_saturate+0x74/0x110

 6746 16:23:20.741937  <4>[   77.966929]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6747 16:23:20.748913  <4>[   77.972213]  direct_entry.cold+0x2c/0x38

 6748 16:23:20.751927  RDI: 0000000000000001

 6749 16:23:20.758616  # [   77.220158] RBP: 00007fa30a856000 R0<4>[   77.976921]  full_proxy_write+0x56/0x80

 6750 16:23:20.762069  8: 00007fa30a855010 R09: 0000000000000000

 6751 16:23:20.768566  # [   77.228489] R10:<4>[   77.987723]  vfs_write+0xea/0x3b0

 6752 16:23:20.775238   fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6753 16:23:20.778263  #<4>[   77.997945]  ksys_write+0x68/0xf0

 6754 16:23:20.784888  <4>[   78.008165]  do_syscall_64+0x33/0x40

 6755 16:23:20.788408  <4>[   78.012478]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6756 16:23:20.794936  <4>[   78.018441] RIP: 0033:0x7fcc3c283473

 6757 16:23:20.814717  <4>[   78.022750] 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

 6758 16:23:20.824599  <4>[   78.044055] RSP: 002b:00007fffea6c5b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6759 16:23:20.831193  <4>[   78.052837] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fcc3c283473

 6760 16:23:20.840985  <4>[   78.061127] RDX: 0000000000000012 RSI: 00007fcc3c177000 RDI: 0000000000000001

 6761 16:23:20.847783  <4>[   78.069408] RBP: 00007fcc3c177000 R08: 00007fcc3c176010 R09: 0000000000000000

 6762 16:23:20.857820  <4>[   78.077696] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6763 16:23:20.871343   [   77.237005] R13: 0000000000000001 R14: 0000000000020000 R15:<4>[   78.085986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6764 16:23:20.874334  <4>[   78.100503] irq event stamp: 0

 6765 16:23:20.884068  <4>[   78.104228] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6766 16:23:20.890666  <4>[   78.111548] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6767 16:23:20.900642  <4>[   78.121009] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6768 16:23:20.910568  <4>[   78.130464] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6769 16:23:20.913940  <4>[   78.137772] ---[ end trace 3ad775b368f58640 ]---

 6770 16:23:20.920472  <6>[   78.143232] lkdtm: Zero detected: saturated

 6771 16:23:20.920566   0000000000020000

 6772 16:23:20.923807  # [   77.245393] irq event stamp: 0

 6773 16:23:20.933621  # [   77.249256] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6774 16:23:20.940173  # [   77.256657] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6775 16:23:20.950254  # [   77.266281] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6776 16:23:20.956782  # [   77.275814] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6777 16:23:20.963381  # [   77.283252] ---[ end trace 3ad775b368f5863f ]---

 6778 16:23:20.966999  # [   77.288791] lkdtm: Zero detected: saturated

 6779 16:23:20.973459  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6780 16:23:20.976986  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6781 16:23:20.979942  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6782 16:23:21.019544  # [   77.697872] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6783 16:23:21.029312  # [   77.706650] lkdtm: attempting safe refcount_add_not_zero() from zero

 6784 16:23:21.032498  # [   77.714085] lkdtm: Good: zero detected

 6785 16:23:21.035767  # [   77.724805] lkdtm: Correctly stayed at zero

 6786 16:23:21.042588  # [   77.729793] lkdtm: attempting bad refcount_add() from zero

 6787 16:23:21.049058  # [   77.736238] ------------[ cut here ]------------

 6788 16:23:21.055564  # [   77.741709] refcount_t: addition on 0; use-after-free.

 6789 16:23:21.065606  # [   77.747814] WARNING: CPU: 0 PID: 2292 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6790 16:23:21.104888  # [   77.757559] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6791 16:23:21.112013  # [   77.803907] CPU: 0 PID: 2292 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6792 16:23:21.121560  # [   77.812877] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6793 16:23:21.125077  # [   77.819809] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6794 16:23:21.148446  # [   77.825972] Code: 02 01 e8 d1 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d ba c6 05 35 00 17 02 01 e8 ae e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d

 6795 16:23:21.155180  # [   77.847276] RSP: 0018:ffffba8b02977e48 EFLAGS: 00010286

 6796 16:23:21.160981  # [   77.853427] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6797 16:23:21.171076  # [   77.861716] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 6798 16:23:21.178009  # [   77.870005] RBP: ffffffffba581f0b R08: 0000000000000000 R09: 0000000000000000

 6799 16:23:21.184423  # [   77.878294] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6800 16:23:21.194486  # [   77.886582] R13: ffffba8b02977f10 R14: ffffba8b02977f10 R15: ffff9b48826f5000

 6801 16:23:21.204509  # [   77.894888] FS:  00007fcc3c36d580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 6802 16:23:21.210849  # [   77.904248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6803 16:23:21.217372  # [   77.910983] CR2: 00007fcc3c177000 CR3: 0000000102cda000 CR4: 00000000003506f0

 6804 16:23:21.220384  # [   77.925472] Call Trace:

 6805 16:23:21.223848  # [   77.928532]  ? __warn+0x80/0x110

 6806 16:23:21.230466  # [   77.932460]  ? refcount_warn_saturate+0x74/0x110

 6807 16:23:21.233900  # [   77.937936]  ? report_bug+0x9e/0xc0

 6808 16:23:21.237426  # [   77.942154]  ? handle_bug+0x41/0x90

 6809 16:23:21.244007  # [   77.946368]  ? exc_invalid_op+0x14/0x70

 6810 16:23:21.246825  # [   77.950972]  ? asm_exc_invalid_op+0x12/0x20

 6811 16:23:21.254029  # [   77.955972]  ? refcount_warn_saturate+0x74/0x110

 6812 16:23:21.257163  # [   77.961450]  ? refcount_warn_saturate+0x74/0x110

 6813 16:23:21.263538  # [   77.966929]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6814 16:23:21.266885  # [   77.972213]  direct_entry.cold+0x2c/0x38

 6815 16:23:21.273469  # [   77.976921]  full_proxy_write+0x56/0x80

 6816 16:23:21.276993  # [   77.987723]  vfs_write+0xea/0x3b0

 6817 16:23:21.280288  # [   77.997945]  ksys_write+0x68/0xf0

 6818 16:23:21.283656  # [   78.008165]  do_syscall_64+0x33/0x40

 6819 16:23:21.290177  # [   78.012478]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6820 16:23:21.293263  # [   78.018441] RIP: 0033:0x7fcc3c283473

 6821 16:23:21.316428  # [   78.022750] 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

 6822 16:23:21.322765  # [   78.044055] RSP: 002b:00007fffea6c5b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6823 16:23:21.332886  # [   78.052837] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fcc3c283473

 6824 16:23:21.339728  # [   <6>[   78.560533] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6825 16:23:21.352584  78.061127] RDX: 0000000000000012 RSI: 00007fcc3c177000 RDI: 0000<6>[   78.568850] lkdtm: attempting bad refcount_inc() from saturated

 6826 16:23:21.356137  000000000001

 6827 16:23:21.366331  # [   78.069408] RBP: 00007fcc3c177000 R08: 00007f<4>[   78.581964] ------------[ cut here ]------------

 6828 16:23:21.369717  cc3c176010 R09: 0000000000000000

 6829 16:23:21.375960  # [   78.077696] R10: ffffffff<4>[   78.593649] refcount_t: saturated; leaking memory.

 6830 16:23:21.382556  fffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6831 16:23:21.392633  # [   78.0<4>[   78.605641] WARNING: CPU: 1 PID: 2328 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6832 16:23:21.438738  85986] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000<4>[   78.621525] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6833 16:23:21.438897  00020000

 6834 16:23:21.442155  # [   78.100503] irq event stamp: 0

 6835 16:23:21.455252  # [   78.104228] <4>[   78.667767] CPU: 1 PID: 2328 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6836 16:23:21.458874  hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6837 16:23:21.468873  # [   7<4>[   78.682931] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6838 16:23:21.478883  8.111548] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] co<4>[   78.696074] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6839 16:23:21.481560  py_process+0x65c/0x20e0

 6840 16:23:21.508080  # [   78.121009] softirqs last  enabled<4>[   78.708451] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 6841 16:23:21.511837   at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6842 16:23:21.518498  # [   7<4>[   78.735944] RSP: 0018:ffffba8b02a07e48 EFLAGS: 00010286

 6843 16:23:21.534382  8.130464] softirqs last disabled at (0): [<0000000000000000>] 0x<4>[   78.748329] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6844 16:23:21.534478  0

 6845 16:23:21.541425  # [   78.137772] ---[ end trace 3ad775b368f58640 ]---

 6846 16:23:21.547848  # [   <4>[   78.762818] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6847 16:23:21.554353  78.143232] lkdtm: Zero detected: saturated

 6848 16:23:21.564494  # REFCOUNT_ADD_ZERO:<4>[   78.777338] RBP: ffffffffba581f1d R08: 0000000000000000 R09: 0000000000000000

 6849 16:23:21.564588   saw 'call trace:': ok

 6850 16:23:21.577629  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZER<4>[   78.791815] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6851 16:23:21.577742  O.sh

 6852 16:23:21.583933  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6853 16:23:21.591049  <4>[   78.806342] R13: ffffba8b02a07f10 R14: ffffba8b02a07f10 R15: ffff9b4883aec000

 6854 16:23:21.600477  <4>[   78.819743] FS:  00007f9691d17580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6855 16:23:21.606940  <4>[   78.829105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6856 16:23:21.617031  <4>[   78.835858] CR2: 00007f9691b21000 CR3: 000000010196e000 CR4: 00000000003506e0

 6857 16:23:21.617173  <4>[   78.844158] Call Trace:

 6858 16:23:21.623555  <4>[   78.847262]  ? __warn+0x80/0x110

 6859 16:23:21.627071  <4>[   78.851473]  ? refcount_warn_saturate+0x51/0x110

 6860 16:23:21.633743  <4>[   78.857040]  ? report_bug+0x9e/0xc0

 6861 16:23:21.637010  <4>[   78.861500]  ? handle_bug+0x41/0x90

 6862 16:23:21.640357  <4>[   78.865765]  ? exc_invalid_op+0x14/0x70

 6863 16:23:21.646732  <4>[   78.870626]  ? asm_exc_invalid_op+0x12/0x20

 6864 16:23:21.653758  <4>[   78.875771]  ? refcount_warn_saturate+0x51/0x110

 6865 16:23:21.656586  <4>[   78.881415]  ? refcount_warn_saturate+0x51/0x110

 6866 16:23:21.663681  <4>[   78.887093]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6867 16:23:21.670194  <4>[   78.893055]  direct_entry.cold+0x2c/0x38

 6868 16:23:21.673162  <4>[   78.898122]  full_proxy_write+0x56/0x80

 6869 16:23:21.676823  <4>[   78.902807]  vfs_write+0xea/0x3b0

 6870 16:23:21.683674  <4>[   78.907121]  ksys_write+0x68/0xf0

 6871 16:23:21.686587  <4>[   78.911236]  do_syscall_64+0x33/0x40

 6872 16:23:21.693669  <4>[   78.915547]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6873 16:23:21.696870  <4>[   78.921503] RIP: 0033:0x7f9691c2d473

 6874 16:23:21.719691  <4>[   78.925812] 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

 6875 16:23:21.726292  <4>[   78.947175] RSP: 002b:00007ffd0b476aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6876 16:23:21.736435  <4>[   78.955961] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9691c2d473

 6877 16:23:21.743138  <4>[   78.964252] RDX: 0000000000000017 RSI: 00007f9691b21000 RDI: 0000000000000001

 6878 16:23:21.753028  <4>[   78.972538] RBP: 00007f9691b21000 R08: 00007f9691b20010 R09: 0000000000000000

 6879 16:23:21.759300  <4>[   78.980856] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6880 16:23:21.769444  <4>[   78.989151] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6881 16:23:21.772950  <4>[   78.997451] irq event stamp: 0

 6882 16:23:21.779508  <4>[   79.001180] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6883 16:23:21.789429  <4>[   79.008508] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6884 16:23:21.798973  <4>[   79.018016] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6885 16:23:21.805668  <4>[   79.027497] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6886 16:23:21.812041  <4>[   79.034842] ---[ end trace 3ad775b368f58641 ]---

 6887 16:23:21.819095  <6>[   79.040317] lkdtm: Saturation detected: still saturated

 6888 16:23:21.915627  # [   78.560533] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6889 16:23:21.922027  # [   78.568850] lkdtm: attempting bad refcount_inc() from saturated

 6890 16:23:21.925519  # [   78.581964] ------------[ cut here ]------------

 6891 16:23:21.932066  # [   78.593649] refcount_t: saturated; leaking memory.

 6892 16:23:21.941628  # [   78.605641] WARNING: CPU: 1 PID: 2328 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6893 16:23:21.981603  # [   78.621525] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6894 16:23:21.991594  # [   78.667767] CPU: 1 PID: 2328 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6895 16:23:21.998075  # [   78.682931] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6896 16:23:22.004381  # [   78.696074] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6897 16:23:22.024464  # [   78.708451] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 6898 16:23:22.030904  # [   78.735944] RSP: 0018:ffffba8b02a07e48 EFLAGS: 00010286

 6899 16:23:22.037553  # [   78.748329] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6900 16:23:22.047788  # [   78.762818] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6901 16:23:22.054187  # [   78.777338] RBP: ffffffffba581f1d R08: 0000000000000000 R09: 0000000000000000

 6902 16:23:22.064379  # [   78.791815] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6903 16:23:22.070887  # [   78.806342] R13: ffffba8b02a07f10 R14: ffffba8b02a07f10 R15: ffff9b4883aec000

 6904 16:23:22.080523  # [   78.819743] FS:  00007f9691d17580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6905 16:23:22.087087  # [   78.829105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6906 16:23:22.093635  # [   78.835858] CR2: 00007f9691b21000 CR3: 000000010196e000 CR4: 00000000003506e0

 6907 16:23:22.097156  # [   78.844158] Call Trace:

 6908 16:23:22.100158  # [   78.847262]  ? __warn+0x80/0x110

 6909 16:23:22.107197  # [   78.851473]  ? refcount_warn_saturate+0x51/0x110

 6910 16:23:22.110196  # [   78.857040]  ? report_bug+0x9e/0xc0

 6911 16:23:22.113547  # [   78.861500]  ? handle_bug+0x41/0x90

 6912 16:23:22.120259  # [   78.865765]  ? exc_invalid_op+0x14/0x70

 6913 16:23:22.123348  # [   78.870626]  ? asm_exc_invalid_op+0x12/0x20

 6914 16:23:22.130182  # [   78.875771]  ? refcount_warn_saturate+0x51/0x110

 6915 16:23:22.136807  # [   78.881415]  ? refcount_warn_saturate+0x51/0x110

 6916 16:23:22.139755  # [   78.887093]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6917 16:23:22.146520  # [   78.893055]  direct_entry.cold+0x2c/0x38

 6918 16:23:22.150147  # [   78.898122]  full_proxy_write+0x56/0x80

 6919 16:23:22.153086  # [   78.902807]  vfs_write+0xea/0x3b0

 6920 16:23:22.156590  # [   78.907121]  ksys_write+0x68/0xf0

 6921 16:23:22.162952  # [   78.911236]  do_syscall_64+0x33/0x40

 6922 16:23:22.166547  # [   78.915547]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6923 16:23:22.172769  # [   78.921503] RIP: 0033:0x7f9691c2d473

 6924 16:23:22.193075  # [   78.925812] 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

 6925 16:23:22.202756  # [   78.947175] RSP: 002b:00007ffd0b476aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6926 16:23:22.208961  # [   78.955961] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9691c2d473

 6927 16:23:22.218840  # [   78.964252] RDX: 0000000000000017 RSI: 00007f9691b21000 RDI: 0000000000000001

 6928 16:23:22.225338  # [   78.972538] RBP: 00007f9691b21000 R08: 00007f9691b20010 R09: 0000000000000000

 6929 16:23:22.238659  # [   78.980856] R10: fffffffffffffbc5 R11<6>[   79.457501] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6930 16:23:22.242406  : 0000000000000246 R12: 0000000000000001

 6931 16:23:22.251596  # [   78.989151] R13: <6>[   79.466171] lkdtm: attempting bad refcount_dec() from saturated

 6932 16:23:22.255095  0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6933 16:23:22.261839  # <4>[   79.479294] ------------[ cut here ]------------

 6934 16:23:22.265240  [   78.997451] irq event stamp: 0

 6935 16:23:22.274880  # [   79.001180] hardirqs las<4>[   79.490965] refcount_t: decrement hit 0; leaking memory.

 6936 16:23:22.278232  t  enabled at (0): [<0000000000000000>] 0x0

 6937 16:23:22.291258  # [   79.008508] ha<4>[   79.503486] WARNING: CPU: 1 PID: 2364 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6938 16:23:22.337356  rdirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0<4>[   79.519452] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6939 16:23:22.337491  x65c/0x20e0

 6940 16:23:22.350314  # [   79.018016] softirqs last  enabled at (0): [<f<4>[   79.565704] CPU: 1 PID: 2364 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6941 16:23:22.357029  fffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6942 16:23:22.363564  # [   79.027497] so<4>[   79.580828] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6943 16:23:22.370291  ftirqs last disabled at (0): [<0000000000000000>] 0x0

 6944 16:23:22.377359  # [   79.<4>[   79.593999] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6945 16:23:22.383633  034842] ---[ end trace 3ad775b368f58641 ]---

 6946 16:23:22.406570  # [   79.040317] l<4>[   79.606342] Code: 78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6947 16:23:22.409906  kdtm: Saturation detected: still saturated

 6948 16:23:22.416463  # REFCOUNT_INC_SATUR<4>[   79.633883] RSP: 0018:ffffba8b02a87e48 EFLAGS: 00010286

 6949 16:23:22.422939  ATED: saw 'Saturation detected: still saturated': ok

 6950 16:23:22.433084  ok 52 self<4>[   79.646226] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6951 16:23:22.436254  tests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6952 16:23:22.446239  # selftests: lkdtm: REF<4>[   79.660757] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 6953 16:23:22.449802  COUNT_DEC_SATURATED.sh

 6954 16:23:22.456363  <4>[   79.675229] RBP: ffffffffba581f34 R08: 0000000000000000 R09: 0000000000000000

 6955 16:23:22.465985  <4>[   79.685857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6956 16:23:22.472435  <4>[   79.694154] R13: ffffba8b02a87f10 R14: ffffba8b02a87f10 R15: ffff9b488614e000

 6957 16:23:22.482599  <4>[   79.702453] FS:  00007f7e67efd580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 6958 16:23:22.489156  <4>[   79.711816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6959 16:23:22.499006  <4>[   79.718572] CR2: 00007f7e67d07000 CR3: 00000001053c4000 CR4: 00000000003506e0

 6960 16:23:22.502405  <4>[   79.726866] Call Trace:

 6961 16:23:22.505278  <4>[   79.729929]  ? __warn+0x80/0x110

 6962 16:23:22.512311  <4>[   79.733854]  ? refcount_warn_saturate+0xfb/0x110

 6963 16:23:22.515325  <4>[   79.739378]  ? report_bug+0x9e/0xc0

 6964 16:23:22.518746  <4>[   79.743917]  ? handle_bug+0x41/0x90

 6965 16:23:22.525481  <4>[   79.748207]  ? exc_invalid_op+0x14/0x70

 6966 16:23:22.528580  <4>[   79.753034]  ? asm_exc_invalid_op+0x12/0x20

 6967 16:23:22.535236  <4>[   79.758141]  ? refcount_warn_saturate+0xfb/0x110

 6968 16:23:22.541911  <4>[   79.763835]  ? refcount_warn_saturate+0xfb/0x110

 6969 16:23:22.544780  <4>[   79.769364]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6970 16:23:22.551689  <4>[   79.775348]  direct_entry.cold+0x2c/0x38

 6971 16:23:22.555071  <4>[   79.780207]  full_proxy_write+0x56/0x80

 6972 16:23:22.561451  <4>[   79.785055]  vfs_write+0xea/0x3b0

 6973 16:23:22.565029  <4>[   79.789123]  ksys_write+0x68/0xf0

 6974 16:23:22.568039  <4>[   79.793330]  do_syscall_64+0x33/0x40

 6975 16:23:22.574701  <4>[   79.797691]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6976 16:23:22.578278  <4>[   79.803917] RIP: 0033:0x7f7e67e13473

 6977 16:23:22.601156  <4>[   79.808275] 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

 6978 16:23:22.611358  <4>[   79.829751] RSP: 002b:00007ffc9ce83ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6979 16:23:22.617787  <4>[   79.838610] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f7e67e13473

 6980 16:23:22.627576  <4>[   79.846922] RDX: 0000000000000017 RSI: 00007f7e67d07000 RDI: 0000000000000001

 6981 16:23:22.633878  <4>[   79.855245] RBP: 00007f7e67d07000 R08: 00007f7e67d06010 R09: 0000000000000000

 6982 16:23:22.643785  <4>[   79.863556] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6983 16:23:22.650888  <4>[   79.871849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6984 16:23:22.653952  <4>[   79.880150] irq event stamp: 0

 6985 16:23:22.663810  <4>[   79.883881] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6986 16:23:22.670589  <4>[   79.891231] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6987 16:23:22.680076  <4>[   79.900695] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 6988 16:23:22.690105  <4>[   79.910153] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6989 16:23:22.693634  <4>[   79.917474] ---[ end trace 3ad775b368f58642 ]---

 6990 16:23:22.700082  <6>[   79.922995] lkdtm: Saturation detected: still saturated

 6991 16:23:22.799176  # [   79.457501] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6992 16:23:22.806217  # [   79.466171] lkdtm: attempting bad refcount_dec() from saturated

 6993 16:23:22.809581  # [   79.479294] ------------[ cut here ]------------

 6994 16:23:22.816217  # [   79.490965] refcount_t: decrement hit 0; leaking memory.

 6995 16:23:22.825892  # [   79.503486] WARNING: CPU: 1 PID: 2364 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6996 16:23:22.865535  # [   79.519452] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 6997 16:23:22.875624  # [   79.565704] CPU: 1 PID: 2364 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 6998 16:23:22.882187  # [   79.580828] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 6999 16:23:22.888326  # [   79.593999] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7000 16:23:22.908457  # [   79.606342] Code: 78 cb 4d ba c6 05 c5 ff 16 02 01 e8 41 e6 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 48 cb 4d ba c6 05 ac ff 16 02 01 e8 27 e6 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7001 16:23:22.914841  # [   79.633883] RSP: 0018:ffffba8b02a87e48 EFLAGS: 00010286

 7002 16:23:22.921400  # [   79.646226] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7003 16:23:22.931563  # [   79.660757] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7004 16:23:22.938216  # [   79.675229] RBP: ffffffffba581f34 R08: 0000000000000000 R09: 0000000000000000

 7005 16:23:22.948120  # [   79.685857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7006 16:23:22.954471  # [   79.694154] R13: ffffba8b02a87f10 R14: ffffba8b02a87f10 R15: ffff9b488614e000

 7007 16:23:22.964726  # [   79.702453] FS:  00007f7e67efd580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7008 16:23:22.971453  # [   79.711816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7009 16:23:22.980861  # [   79.718572] CR2: 00007f7e67d07000 CR3: 00000001053c4000 CR4: 00000000003506e0

 7010 16:23:22.980953  # [   79.726866] Call Trace:

 7011 16:23:22.987716  # [   79.729929]  ? __warn+0x80/0x110

 7012 16:23:22.990831  # [   79.733854]  ? refcount_warn_saturate+0xfb/0x110

 7013 16:23:22.994165  # [   79.739378]  ? report_bug+0x9e/0xc0

 7014 16:23:23.000867  # [   79.743917]  ? handle_bug+0x41/0x90

 7015 16:23:23.004305  # [   79.748207]  ? exc_invalid_op+0x14/0x70

 7016 16:23:23.007281  # [   79.753034]  ? asm_exc_invalid_op+0x12/0x20

 7017 16:23:23.014211  # [   79.758141]  ? refcount_warn_saturate+0xfb/0x110

 7018 16:23:23.021282  # [   79.763835]  ? refcount_warn_saturate+0xfb/0x110

 7019 16:23:23.023823  # [   79.769364]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7020 16:23:23.030841  # [   79.775348]  direct_entry.cold+0x2c/0x38

 7021 16:23:23.034281  # [   79.780207]  full_proxy_write+0x56/0x80

 7022 16:23:23.037182  # [   79.785055]  vfs_write+0xea/0x3b0

 7023 16:23:23.044111  # [   79.789123]  ksys_write+0x68/0xf0

 7024 16:23:23.047074  # [   79.793330]  do_syscall_64+0x33/0x40

 7025 16:23:23.054034  # [   79.797691]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7026 16:23:23.056973  # [   79.803917] RIP: 0033:0x7f7e67e13473

 7027 16:23:23.076969  # [   79.808275] 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

 7028 16:23:23.086907  # [   79.829751] RSP: 002b:00007ffc9ce83ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7029 16:23:23.096586  # [   79.838610] RAX: ffffffffffffffda RBX: 00000<6>[   80.315975] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7030 16:23:23.103340  00000000017 RCX: 00007f7e67e13473

 7031 16:23:23.109725  # [   79.846922] RDX: 0000000<6>[   80.326972] lkdtm: attempting bad refcount_dec() from saturated

 7032 16:23:23.116221  000000017 RSI: 00007f7e67d07000 RDI: 0000000000000001

 7033 16:23:23.123487  # [   79.<4>[   80.340150] ------------[ cut here ]------------

 7034 16:23:23.136505  855245] RBP: 00007f7e67d07000 R08: 00007f7e67d06010 R09: 0000000<4>[   80.351834] refcount_t: saturated; leaking memory.

 7035 16:23:23.136633  000000000

 7036 16:23:23.149258  # [   79.863556] R10: fffffffffffffbc5 R11: 000000000<4>[   80.363956] WARNING: CPU: 1 PID: 2400 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7037 16:23:23.152899  0000246 R12: 0000000000000001

 7038 16:23:23.196004  # [   79.871849] R13: 00000000000<4>[   80.379679] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7039 16:23:23.202423  00001 R14: 0000000000020000 R15: 0000000000020000

 7040 16:23:23.212224  # [   79.8801<4>[   80.426135] CPU: 1 PID: 2400 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7041 16:23:23.215752  50] irq event stamp: 0

 7042 16:23:23.225308  # [   79.883881] hardirqs last  enabled <4>[   80.441241] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7043 16:23:23.228820  at (0): [<0000000000000000>] 0x0

 7044 16:23:23.238911  # [   79.891231] hardirqs last<4>[   80.454421] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7045 16:23:23.265501   disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0<4>[   80.466582] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 7046 16:23:23.265607  

 7047 16:23:23.278564  # [   79.900695] softirqs last  enabled at (0): [<ffffffffb84f<4>[   80.494225] RSP: 0018:ffffba8b02affe48 EFLAGS: 00010286

 7048 16:23:23.281901  d6cc>] copy_process+0x65c/0x20e0

 7049 16:23:23.291473  # [   79.910153] softirqs last<4>[   80.506482] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7050 16:23:23.295108   disabled at (0): [<0000000000000000>] 0x0

 7051 16:23:23.308114  # [   79.917474] ---<4>[   80.521011] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7052 16:23:23.311543  [ end trace 3ad775b368f58642 ]---

 7053 16:23:23.321194  # [   79.922995] lkdtm: Satur<4>[   80.535459] RBP: ffffffffba581f4b R08: 0000000000000000 R09: 0000000000000000

 7054 16:23:23.324726  ation detected: still saturated

 7055 16:23:23.334796  # REFCOUNT_DEC_SATURATED: saw '<4>[   80.550043] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7056 16:23:23.341609  Saturation detected: still saturated': ok

 7057 16:23:23.351161  ok 53 selftests: lkdt<4>[   80.564478] R13: ffffba8b02afff10 R14: ffffba8b02afff10 R15: ffff9b4881965000

 7058 16:23:23.354536  m: REFCOUNT_DEC_SATURATED.sh

 7059 16:23:23.364596  # selftests: lkdtm: REFCOUNT_ADD_S<4>[   80.579008] FS:  00007fe66c929580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7060 16:23:23.367752  ATURATED.sh

 7061 16:23:23.374786  <4>[   80.594559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7062 16:23:23.381086  <4>[   80.602551] CR2: 00007fe66c733000 CR3: 00000001038de000 CR4: 00000000003506e0

 7063 16:23:23.384327  <4>[   80.610917] Call Trace:

 7064 16:23:23.390888  <4>[   80.614053]  ? __warn+0x80/0x110

 7065 16:23:23.394244  <4>[   80.618077]  ? refcount_warn_saturate+0x51/0x110

 7066 16:23:23.401130  <4>[   80.623700]  ? report_bug+0x9e/0xc0

 7067 16:23:23.403916  <4>[   80.628086]  ? handle_bug+0x41/0x90

 7068 16:23:23.407587  <4>[   80.632486]  ? exc_invalid_op+0x14/0x70

 7069 16:23:23.414110  <4>[   80.637256]  ? asm_exc_invalid_op+0x12/0x20

 7070 16:23:23.420838  <4>[   80.642512]  ? refcount_warn_saturate+0x51/0x110

 7071 16:23:23.423667  <4>[   80.648032]  ? refcount_warn_saturate+0x51/0x110

 7072 16:23:23.430224  <4>[   80.653708]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7073 16:23:23.436950  <4>[   80.659570]  direct_entry.cold+0x2c/0x38

 7074 16:23:23.440246  <4>[   80.664438]  full_proxy_write+0x56/0x80

 7075 16:23:23.443821  <4>[   80.669077]  vfs_write+0xea/0x3b0

 7076 16:23:23.447140  <4>[   80.673100]  ksys_write+0x68/0xf0

 7077 16:23:23.453282  <4>[   80.677120]  do_syscall_64+0x33/0x40

 7078 16:23:23.460164  <4>[   80.681428]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7079 16:23:23.463119  <4>[   80.687391] RIP: 0033:0x7fe66c83f473

 7080 16:23:23.483216  <4>[   80.691751] 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

 7081 16:23:23.493155  <4>[   80.713061] RSP: 002b:00007ffd794eed68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7082 16:23:23.502840  <4>[   80.721845] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe66c83f473

 7083 16:23:23.509130  <4>[   80.730165] RDX: 0000000000000017 RSI: 00007fe66c733000 RDI: 0000000000000001

 7084 16:23:23.519345  <4>[   80.738459] RBP: 00007fe66c733000 R08: 00007fe66c732010 R09: 0000000000000000

 7085 16:23:23.526041  <4>[   80.746750] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7086 16:23:23.535952  <4>[   80.755083] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7087 16:23:23.538927  <4>[   80.763419] irq event stamp: 0

 7088 16:23:23.545584  <4>[   80.767149] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7089 16:23:23.555369  <4>[   80.774472] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7090 16:23:23.565506  <4>[   80.783930] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7091 16:23:23.571894  <4>[   80.793411] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7092 16:23:23.578888  <4>[   80.800735] ---[ end trace 3ad775b368f58643 ]---

 7093 16:23:23.584933  <6>[   80.806203] lkdtm: Saturation detected: still saturated

 7094 16:23:23.685234  # [   80.315975] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7095 16:23:23.691453  # [   80.326972] lkdtm: attempting bad refcount_dec() from saturated

 7096 16:23:23.694652  # [   80.340150] ------------[ cut here ]------------

 7097 16:23:23.701702  # [   80.351834] refcount_t: saturated; leaking memory.

 7098 16:23:23.711691  # [   80.363956] WARNING: CPU: 1 PID: 2400 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7099 16:23:23.751048  # [   80.379679] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7100 16:23:23.760678  # [   80.426135] CPU: 1 PID: 2400 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7101 16:23:23.767711  # [   80.441241] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7102 16:23:23.774121  # [   80.454421] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7103 16:23:23.793831  # [   80.466582] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 69 00 17 02 00 75 ee 48 c7 c7 c8 ca 4d ba c6 05 59 00 17 02 01 e8 d1 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 45 00 17 02 00 75 cb 48 c7 c7 f0 ca 4d

 7104 16:23:23.800884  # [   80.494225] RSP: 0018:ffffba8b02affe48 EFLAGS: 00010286

 7105 16:23:23.806974  # [   80.506482] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7106 16:23:23.816957  # [   80.521011] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7107 16:23:23.823609  # [   80.535459] RBP: ffffffffba581f4b R08: 0000000000000000 R09: 0000000000000000

 7108 16:23:23.833952  # [   80.550043] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7109 16:23:23.840060  # [   80.564478] R13: ffffba8b02afff10 R14: ffffba8b02afff10 R15: ffff9b4881965000

 7110 16:23:23.850152  # [   80.579008] FS:  00007fe66c929580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7111 16:23:23.856604  # [   80.594559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7112 16:23:23.863115  # [   80.602551] CR2: 00007fe66c733000 CR3: 00000001038de000 CR4: 00000000003506e0

 7113 16:23:23.866628  # [   80.610917] Call Trace:

 7114 16:23:23.869617  # [   80.614053]  ? __warn+0x80/0x110

 7115 16:23:23.876859  # [   80.618077]  ? refcount_warn_saturate+0x51/0x110

 7116 16:23:23.879641  # [   80.623700]  ? report_bug+0x9e/0xc0

 7117 16:23:23.883184  # [   80.628086]  ? handle_bug+0x41/0x90

 7118 16:23:23.889427  # [   80.632486]  ? exc_invalid_op+0x14/0x70

 7119 16:23:23.893125  # [   80.637256]  ? asm_exc_invalid_op+0x12/0x20

 7120 16:23:23.899464  # [   80.642512]  ? refcount_warn_saturate+0x51/0x110

 7121 16:23:23.906062  # [   80.648032]  ? refcount_warn_saturate+0x51/0x110

 7122 16:23:23.909577  # [   80.653708]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7123 16:23:23.915974  # [   80.659570]  direct_entry.cold+0x2c/0x38

 7124 16:23:23.919471  # [   80.664438]  full_proxy_write+0x56/0x80

 7125 16:23:23.922414  # [   80.669077]  vfs_write+0xea/0x3b0

 7126 16:23:23.925827  # [   80.673100]  ksys_write+0x68/0xf0

 7127 16:23:23.932551  # [   80.677120]  do_syscall_64+0x33/0x40

 7128 16:23:23.935973  # [   80.681428]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7129 16:23:23.942668  # [   80.687391] RIP: 0033:0x7fe66c83f473

 7130 16:23:23.962106  # [   80.691751] 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

 7131 16:23:23.972218  # [   80.713061] RSP: 002b:00007ffd794eed68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7132 16:23:23.978658  # [   80.721845] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe66c83f473

 7133 16:23:23.988643  # [   80.730165] RDX: 0000000000000017 RSI: 00007fe66c733000 RDI: 0000000000000001

 7134 16:23:23.995342  # [   80.738459] RBP: 00007fe66c733000 R08: 00007fe66c732010 R09: 0000000000000000

 7135 16:23:24.005319  # [   80.746750] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7136 16:23:24.011842  # [   80.755083] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7137 16:23:24.014805  # [   80.763419] irq event stamp: 0

 7138 16:23:24.021471  # [   80.767149] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7139 16:23:24.031393  # [   80.774472] ha<6>[   81.249075] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7140 16:23:24.045147  rdirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0<6>[   81.261184] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7141 16:23:24.048329  x65c/0x20e0

 7142 16:23:24.057965  # [   80.783930] softirqs last  enabled at (0): [<f<4>[   81.275241] ------------[ cut here ]------------

 7143 16:23:24.061507  fffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7144 16:23:24.071373  # [   80.793411] so<4>[   81.286931] refcount_t: saturated; leaking memory.

 7145 16:23:24.074850  ftirqs last disabled at (0): [<0000000000000000>] 0x0

 7146 16:23:24.084338  # [   80.<4>[   81.298847] WARNING: CPU: 1 PID: 2433 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7147 16:23:24.091425  800735] ---[ end trace 3ad775b368f58643 ]---

 7148 16:23:24.130910  # [   80.806203] l<4>[   81.314805] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7149 16:23:24.137321  kdtm: Saturation detected: still saturated

 7150 16:23:24.147364  # REFCOUNT_ADD_SATUR<4>[   81.361056] CPU: 1 PID: 2433 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7151 16:23:24.154330  ATED: saw 'Saturation detected: still saturated': ok

 7152 16:23:24.160548  ok 54 self<4>[   81.376198] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7153 16:23:24.163719  tests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7154 16:23:24.173810  # selftests: lkdtm: REF<4>[   81.389362] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7155 16:23:24.176955  COUNT_INC_NOT_ZERO_SATURATED.sh

 7156 16:23:24.196857  <4>[   81.401710] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 7157 16:23:24.203383  <4>[   81.426220] RSP: 0018:ffffba8b02b5fe38 EFLAGS: 00010282

 7158 16:23:24.213523  <4>[   81.432380] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7159 16:23:24.219914  <4>[   81.440674] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7160 16:23:24.229926  <4>[   81.448981] RBP: ffffffffba581b78 R08: 0000000000000000 R09: 0000000000000000

 7161 16:23:24.237060  <4>[   81.457269] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7162 16:23:24.246482  <4>[   81.465562] R13: ffffba8b02b5ff10 R14: ffffba8b02b5ff10 R15: ffff9b488308c000

 7163 16:23:24.253114  <4>[   81.473843] FS:  00007fae08202580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7164 16:23:24.259733  <4>[   81.483218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7165 16:23:24.269721  <4>[   81.489958] CR2: 00007fae0800c000 CR3: 0000000100876000 CR4: 00000000003506e0

 7166 16:23:24.272758  <4>[   81.498247] Call Trace:

 7167 16:23:24.275953  <4>[   81.501300]  ? __warn+0x80/0x110

 7168 16:23:24.282572  <4>[   81.505230]  ? refcount_warn_saturate+0x97/0x110

 7169 16:23:24.286085  <4>[   81.510723]  ? report_bug+0x9e/0xc0

 7170 16:23:24.289552  <4>[   81.514947]  ? handle_bug+0x41/0x90

 7171 16:23:24.296057  <4>[   81.519166]  ? exc_invalid_op+0x14/0x70

 7172 16:23:24.299030  <4>[   81.523773]  ? asm_exc_invalid_op+0x12/0x20

 7173 16:23:24.306415  <4>[   81.528776]  ? refcount_warn_saturate+0x97/0x110

 7174 16:23:24.312205  <4>[   81.534259]  ? refcount_warn_saturate+0x97/0x110

 7175 16:23:24.319201  <4>[   81.539770]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7176 16:23:24.325771  <4>[   81.546400]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7177 16:23:24.328732  <4>[   81.553261]  direct_entry.cold+0x2c/0x38

 7178 16:23:24.335218  <4>[   81.558299]  full_proxy_write+0x56/0x80

 7179 16:23:24.338828  <4>[   81.563081]  vfs_write+0xea/0x3b0

 7180 16:23:24.341847  <4>[   81.567315]  ksys_write+0x68/0xf0

 7181 16:23:24.348869  <4>[   81.571445]  do_syscall_64+0x33/0x40

 7182 16:23:24.351701  <4>[   81.576039]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7183 16:23:24.358647  <4>[   81.582191] RIP: 0033:0x7fae08118473

 7184 16:23:24.378383  <4>[   81.586729] 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

 7185 16:23:24.387991  <4>[   81.608200] RSP: 002b:00007ffed14c06b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7186 16:23:24.397876  <4>[   81.617198] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fae08118473

 7187 16:23:24.404384  <4>[   81.625704] RDX: 0000000000000020 RSI: 00007fae0800c000 RDI: 0000000000000001

 7188 16:23:24.414519  <4>[   81.634193] RBP: 00007fae0800c000 R08: 00007fae0800b010 R09: 0000000000000000

 7189 16:23:24.421096  <4>[   81.642655] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7190 16:23:24.430884  <4>[   81.651141] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7191 16:23:24.434528  <4>[   81.659601] irq event stamp: 0

 7192 16:23:24.441185  <4>[   81.663476] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7193 16:23:24.450895  <4>[   81.670801] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7194 16:23:24.460996  <4>[   81.680255] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7195 16:23:24.467115  <4>[   81.689773] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7196 16:23:24.474096  <4>[   81.697113] ---[ end trace 3ad775b368f58644 ]---

 7197 16:23:24.480521  <6>[   81.702584] lkdtm: Saturation detected: still saturated

 7198 16:23:24.587743  # [   81.249075] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7199 16:23:24.594399  # [   81.261184] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7200 16:23:24.600810  # [   81.275241] ------------[ cut here ]------------

 7201 16:23:24.603990  # [   81.286931] refcount_t: saturated; leaking memory.

 7202 16:23:24.613849  # [   81.298847] WARNING: CPU: 1 PID: 2433 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7203 16:23:24.653379  # [   81.314805] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7204 16:23:24.663428  # [   81.361056] CPU: 1 PID: 2433 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7205 16:23:24.669918  # [   81.376198] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7206 16:23:24.676808  # [   81.389362] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7207 16:23:24.696988  # [   81.401710] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 7208 16:23:24.703148  # [   81.426220] RSP: 0018:ffffba8b02b5fe38 EFLAGS: 00010282

 7209 16:23:24.712876  # [   81.432380] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7210 16:23:24.719869  # [   81.440674] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7211 16:23:24.729777  # [   81.448981] RBP: ffffffffba581b78 R08: 0000000000000000 R09: 0000000000000000

 7212 16:23:24.736346  # [   81.457269] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7213 16:23:24.746076  # [   81.465562] R13: ffffba8b02b5ff10 R14: ffffba8b02b5ff10 R15: ffff9b488308c000

 7214 16:23:24.752449  # [   81.473843] FS:  00007fae08202580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7215 16:23:24.759608  # [   81.483218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7216 16:23:24.768921  # [   81.489958] CR2: 00007fae0800c000 CR3: 0000000100876000 CR4: 00000000003506e0

 7217 16:23:24.772538  # [   81.498247] Call Trace:

 7218 16:23:24.776009  # [   81.501300]  ? __warn+0x80/0x110

 7219 16:23:24.782322  # [   81.505230]  ? refcount_warn_saturate+0x97/0x110

 7220 16:23:24.785831  # [   81.510723]  ? report_bug+0x9e/0xc0

 7221 16:23:24.789171  # [   81.514947]  ? handle_bug+0x41/0x90

 7222 16:23:24.792148  # [   81.519166]  ? exc_invalid_op+0x14/0x70

 7223 16:23:24.799176  # [   81.523773]  ? asm_exc_invalid_op+0x12/0x20

 7224 16:23:24.802143  # [   81.528776]  ? refcount_warn_saturate+0x97/0x110

 7225 16:23:24.808839  # [   81.534259]  ? refcount_warn_saturate+0x97/0x110

 7226 16:23:24.815444  # [   81.539770]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7227 16:23:24.822201  # [   81.546400]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7228 16:23:24.825162  # [   81.553261]  direct_entry.cold+0x2c/0x38

 7229 16:23:24.831756  # [   81.558299]  full_proxy_write+0x56/0x80

 7230 16:23:24.835169  # [   81.563081]  vfs_write+0xea/0x3b0

 7231 16:23:24.838876  # [   81.567315]  ksys_write+0x68/0xf0

 7232 16:23:24.842253  # [   81.571445]  do_syscall_64+0x33/0x40

 7233 16:23:24.848841  # [   81.576039]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7234 16:23:24.851770  # [   81.582191] RIP: 0033:0x7fae08118473

 7235 16:23:24.874727  # [   81.586729] 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

 7236 16:23:24.881314  # [   81.608200] RSP: 002b:00007ffed14c06b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7237 16:23:24.891213  # [   81.617198] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fae08118473

 7238 16:23:24.898050  # [   81.625704] RDX: 0000000000000020 RSI: 00007fae0800c000 RDI: 0000000000000001

 7239 16:23:24.914601  # [   81.634193] RBP: 00007fae0800c000 R08: 00007fae0800b010 R09: 00<6>[   82.128075] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7240 16:23:24.921258  <6>[   82.142359] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7241 16:23:24.927409  <4>[   82.150188] ------------[ cut here ]------------

 7242 16:23:24.931024  <4>[   82.155657] refcount_t: saturated; leaking memory.

 7243 16:23:24.940891  <4>[   82.161379] WARNING: CPU: 0 PID: 2466 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7244 16:23:24.943950  00000000000000

 7245 16:23:24.990441  # [   81.642655] R10: fffffffffffffbc5 R11: 0000<4>[   82.171122] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7246 16:23:24.996858  <4>[   82.217403] CPU: 0 PID: 2466 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7247 16:23:25.003085  <4>[   82.226374] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7248 16:23:25.009720  <4>[   82.233308] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7249 16:23:25.033387  <4>[   82.239469] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 7250 16:23:25.039598  <4>[   82.260782] RSP: 0018:ffffba8b02be7e38 EFLAGS: 00010282

 7251 16:23:25.046038  <4>[   82.266936] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7252 16:23:25.056141  <4>[   82.275230] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 7253 16:23:25.062638  <4>[   82.283531] RBP: ffffffffba581b98 R08: 0000000000000000 R09: 0000000000000000

 7254 16:23:25.072484  <4>[   82.291823] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7255 16:23:25.078993  <4>[   82.300111] R13: ffffba8b02be7f10 R14: ffffba8b02be7f10 R15: ffff9b48859a8000

 7256 16:23:25.089186  <4>[   82.308403] FS:  00007fdb9db34580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 7257 16:23:25.095296  <4>[   82.317765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7258 16:23:25.105147  <4>[   82.324512] CR2: 00007fdb9d93e000 CR3: 0000000105a68000 CR4: 00000000003506f0

 7259 16:23:25.108759  <4>[   82.332806] Call Trace:

 7260 16:23:25.112448  <4>[   82.335866]  ? __warn+0x80/0x110

 7261 16:23:25.115384  <4>[   82.339797]  ? refcount_warn_saturate+0x97/0x110

 7262 16:23:25.121790  <4>[   82.345271]  ? report_bug+0x9e/0xc0

 7263 16:23:25.125333  <4>[   82.349495]  ? handle_bug+0x41/0x90

 7264 16:23:25.128853  <4>[   82.353710]  ? exc_invalid_op+0x14/0x70

 7265 16:23:25.135249  <4>[   82.358311]  ? asm_exc_invalid_op+0x12/0x20

 7266 16:23:25.138196  <4>[   82.363311]  ? refcount_warn_saturate+0x97/0x110

 7267 16:23:25.144996  <4>[   82.368795]  ? refcount_warn_saturate+0x97/0x110

 7268 16:23:25.151818  <4>[   82.374273]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7269 16:23:25.158295  <4>[   82.380724]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7270 16:23:25.164910  <4>[   82.387368]  direct_entry.cold+0x2c/0x38

 7271 16:23:25.167883  <4>[   82.392073]  full_proxy_write+0x56/0x80

 7272 16:23:25.171309  <4>[   82.396670]  vfs_write+0xea/0x3b0

 7273 16:23:25.174773  <4>[   82.400692]  ksys_write+0x68/0xf0

 7274 16:23:25.181332  <4>[   82.404715]  do_syscall_64+0x33/0x40

 7275 16:23:25.184877  <4>[   82.409028]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7276 16:23:25.191500  000000000246 R12: 0000000000000001

 7277 16:23:25.197733  # [   81.651141] R13: 000000<4>[   82.414999] RIP: 0033:0x7fdb9da4a473

 7278 16:23:25.201349  0000000001 R14: 0000000000020000 R15: 0000000000020000

 7279 16:23:25.224833  # [   81<4>[   82.425511] 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

 7280 16:23:25.234020  <4>[   82.453035] RSP: 002b:00007ffe4a1760a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7281 16:23:25.241079  <4>[   82.461816] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdb9da4a473

 7282 16:23:25.251115  <4>[   82.470106] RDX: 0000000000000020 RSI: 00007fdb9d93e000 RDI: 0000000000000001

 7283 16:23:25.257295  <4>[   82.478401] RBP: 00007fdb9d93e000 R08: 00007fdb9d93d010 R09: 0000000000000000

 7284 16:23:25.267331  <4>[   82.486692] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7285 16:23:25.267426  .659601] irq event stamp: 0

 7286 16:23:25.281059  # [   81.663476] hardirqs last  ena<4>[   82.494979] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7287 16:23:25.283914  <4>[   82.509488] irq event stamp: 0

 7288 16:23:25.290354  <4>[   82.513213] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7289 16:23:25.300411  <4>[   82.520536] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7290 16:23:25.310482  <4>[   82.529991] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7291 16:23:25.316849  <4>[   82.539447] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7292 16:23:25.323503  <4>[   82.546769] ---[ end trace 3ad775b368f58645 ]---

 7293 16:23:25.330429  <6>[   82.552239] lkdtm: Saturation detected: still saturated

 7294 16:23:25.333352  bled at (0): [<0000000000000000>] 0x0

 7295 16:23:25.343301  # [   81.670801] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7296 16:23:25.353241  # [   81.680255] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7297 16:23:25.360071  # [   81.689773] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7298 16:23:25.362951  # [   81.697113] ---[ end trace 3ad775b368f58644 ]---

 7299 16:23:25.369764  # [   81.702584] lkdtm: Saturation detected: still saturated

 7300 16:23:25.376258  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7301 16:23:25.383363  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7302 16:23:25.386447  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7303 16:23:25.430137  # [   82.128075] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7304 16:23:25.436591  # [   82.142359] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7305 16:23:25.443424  # [   82.150188] ------------[ cut here ]------------

 7306 16:23:25.446271  # [   82.155657] refcount_t: saturated; leaking memory.

 7307 16:23:25.456309  # [   82.161379] WARNING: CPU: 0 PID: 2466 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7308 16:23:25.496039  # [   82.171122] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7309 16:23:25.506087  # [   82.217403] CPU: 0 PID: 2466 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7310 16:23:25.512592  # [   82.226374] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7311 16:23:25.519141  # [   82.233308] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7312 16:23:25.538729  # [   82.239469] Code: 02 01 e8 ae e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 24 00 17 02 00 75 a8 48 c7 c7 c8 ca 4d ba c6 05 14 00 17 02 01 e8 8b e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d

 7313 16:23:25.545315  # [   82.260782] RSP: 0018:ffffba8b02be7e38 EFLAGS: 00010282

 7314 16:23:25.555486  # [   82.266936] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7315 16:23:25.562182  # [   82.275230] RDX: ffff9b48fbc2c620 RSI: ffff9b48fbc1bf50 RDI: ffff9b48fbc1bf50

 7316 16:23:25.571908  # [   82.283531] RBP: ffffffffba581b98 R08: 0000000000000000 R09: 0000000000000000

 7317 16:23:25.578512  # [   82.291823] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7318 16:23:25.588767  # [   82.300111] R13: ffffba8b02be7f10 R14: ffffba8b02be7f10 R15: ffff9b48859a8000

 7319 16:23:25.595131  # [   82.308403] FS:  00007fdb9db34580(0000) GS:ffff9b48fbc00000(0000) knlGS:0000000000000000

 7320 16:23:25.601411  # [   82.317765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7321 16:23:25.611647  # [   82.324512] CR2: 00007fdb9d93e000 CR3: 0000000105a68000 CR4: 00000000003506f0

 7322 16:23:25.614645  # [   82.332806] Call Trace:

 7323 16:23:25.618280  # [   82.335866]  ? __warn+0x80/0x110

 7324 16:23:25.624812  # [   82.339797]  ? refcount_warn_saturate+0x97/0x110

 7325 16:23:25.627809  # [   82.345271]  ? report_bug+0x9e/0xc0

 7326 16:23:25.631276  # [   82.349495]  ? handle_bug+0x41/0x90

 7327 16:23:25.634909  # [   82.353710]  ? exc_invalid_op+0x14/0x70

 7328 16:23:25.641488  # [   82.358311]  ? asm_exc_invalid_op+0x12/0x20

 7329 16:23:25.644468  # [   82.363311]  ? refcount_warn_saturate+0x97/0x110

 7330 16:23:25.650950  # [   82.368795]  ? refcount_warn_saturate+0x97/0x110

 7331 16:23:25.657935  # [   82.374273]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7332 16:23:25.664412  # [   82.380724]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7333 16:23:25.667981  # [   82.387368]  direct_entry.cold+0x2c/0x38

 7334 16:23:25.674366  # [   82.392073]  full_proxy_write+0x56/0x80

 7335 16:23:25.677415  # [   82.396670]  vfs_write+0xea/0x3b0

 7336 16:23:25.680749  # [   82.400692]  ksys_write+0x68/0xf0

 7337 16:23:25.684372  # [   82.404715]  do_syscall_64+0x33/0x40

 7338 16:23:25.691141  # [   82.409028]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7339 16:23:25.694362  # [   82.414999] RIP: 0033:0x7fdb9da4a473

 7340 16:23:25.717226  # [   82.425511] 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

 7341 16:23:25.723869  # [   82.453035] RSP: 002b:00007ffe4a1760a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7342 16:23:25.733761  # [   82.461816] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdb9da4a473

 7343 16:23:25.740610  # [   82.470106] RDX: 0000000000000020 RSI: 00007fdb9d93e000 RDI: 0000000000000001

 7344 16:23:25.753771  # [   82.478401] RBP: 00007fdb9d<6>[   82.969809] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7345 16:23:25.756715  93e000 R08: 00007fdb9d93d010 R09: 0000000000000000

 7346 16:23:25.766743  # [   82.486<6>[   82.981211] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7347 16:23:25.776845  692] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000<4>[   82.995243] ------------[ cut here ]------------

 7348 16:23:25.779800  000001

 7349 16:23:25.789931  # [   82.494979] R13: 0000000000000001 R14: 000000000002<4>[   83.006918] refcount_t: underflow; use-after-free.

 7350 16:23:25.793585  0000 R15: 0000000000020000

 7351 16:23:25.796369  # [   82.509488] irq event stamp: 0

 7352 16:23:25.806517  <4>[   83.018837] WARNING: CPU: 1 PID: 2502 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7353 16:23:25.806635  

 7354 16:23:25.852613  # [   82.513213] hardirqs last  enabled at (0): [<0000000000000<4>[   83.034804] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7355 16:23:25.852769  000>] 0x0

 7356 16:23:25.869052  # [   82.520536] hardirqs last disabled at (0): [<fff<4>[   83.081024] CPU: 1 PID: 2502 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7357 16:23:25.872539  fffffb84fd6cc>] copy_process+0x65c/0x20e0

 7358 16:23:25.882025  # [   82.529991] soft<4>[   83.096184] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7359 16:23:25.892285  irqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x6<4>[   83.109358] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7360 16:23:25.895367  5c/0x20e0

 7361 16:23:25.921931  # [   82.539447] softirqs last disabled at (0): [<000<4>[   83.121690] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7362 16:23:25.922071  0000000000000>] 0x0

 7363 16:23:25.931451  # [   82.546769] ---[ end trace 3ad775b368f<4>[   83.149218] RSP: 0018:ffffba8b02c6fe40 EFLAGS: 00010286

 7364 16:23:25.934884  58645 ]---

 7365 16:23:25.947911  # [   82.552239] lkdtm: Saturation detected: still s<4>[   83.161565] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7366 16:23:25.948030  aturated

 7367 16:23:25.961227  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': <4>[   83.176095] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7368 16:23:25.961346  ok

 7369 16:23:25.967596  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7370 16:23:25.977733  <4>[   83.190575] RBP: ffffffffba581bb8 R08: 0000000000000000 R09: 0000000000000000

 7371 16:23:25.981243  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7372 16:23:25.990826  <4>[   83.205092] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7373 16:23:25.997204  <4>[   83.218774] R13: ffffba8b02c6ff10 R14: ffffba8b02c6ff10 R15: ffff9b4883194000

 7374 16:23:26.007598  <4>[   83.227067] FS:  00007f01c1e76580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7375 16:23:26.013965  <4>[   83.236450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7376 16:23:26.023681  <4>[   83.243193] CR2: 00007f01c1c80000 CR3: 00000001032c6000 CR4: 00000000003506e0

 7377 16:23:26.027143  <4>[   83.251487] Call Trace:

 7378 16:23:26.030064  <4>[   83.254596]  ? __warn+0x80/0x110

 7379 16:23:26.036915  <4>[   83.258772]  ? refcount_warn_saturate+0xba/0x110

 7380 16:23:26.040425  <4>[   83.264306]  ? report_bug+0x9e/0xc0

 7381 16:23:26.043519  <4>[   83.268824]  ? handle_bug+0x41/0x90

 7382 16:23:26.050342  <4>[   83.273227]  ? exc_invalid_op+0x14/0x70

 7383 16:23:26.053223  <4>[   83.278051]  ? asm_exc_invalid_op+0x12/0x20

 7384 16:23:26.059871  <4>[   83.283203]  ? refcount_warn_saturate+0xba/0x110

 7385 16:23:26.066263  <4>[   83.288921]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7386 16:23:26.072984  <4>[   83.295455]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7387 16:23:26.079709  <4>[   83.302323]  direct_entry.cold+0x2c/0x38

 7388 16:23:26.083170  <4>[   83.307142]  full_proxy_write+0x56/0x80

 7389 16:23:26.086403  <4>[   83.312006]  vfs_write+0xea/0x3b0

 7390 16:23:26.092580  <4>[   83.316167]  ksys_write+0x68/0xf0

 7391 16:23:26.096033  <4>[   83.320359]  do_syscall_64+0x33/0x40

 7392 16:23:26.102558  <4>[   83.324773]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7393 16:23:26.105980  <4>[   83.330798] RIP: 0033:0x7f01c1d8c473

 7394 16:23:26.128818  <4>[   83.335130] 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

 7395 16:23:26.135828  <4>[   83.356434] RSP: 002b:00007fffd61ad258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7396 16:23:26.145832  <4>[   83.365262] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f01c1d8c473

 7397 16:23:26.152127  <4>[   83.373558] RDX: 0000000000000020 RSI: 00007f01c1c80000 RDI: 0000000000000001

 7398 16:23:26.162105  <4>[   83.381848] RBP: 00007f01c1c80000 R08: 00007f01c1c7f010 R09: 0000000000000000

 7399 16:23:26.168855  <4>[   83.390137] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7400 16:23:26.178868  <4>[   83.398453] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7401 16:23:26.181710  <4>[   83.406758] irq event stamp: 0

 7402 16:23:26.188500  <4>[   83.410485] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7403 16:23:26.198509  <4>[   83.417809] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7404 16:23:26.208356  <4>[   83.427307] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7405 16:23:26.214812  <4>[   83.436781] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7406 16:23:26.221242  <4>[   83.444118] ---[ end trace 3ad775b368f58646 ]---

 7407 16:23:26.228018  <6>[   83.449591] lkdtm: Saturation detected: still saturated

 7408 16:23:26.333018  # [   82.969809] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7409 16:23:26.339519  # [   82.981211] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7410 16:23:26.345997  # [   82.995243] ------------[ cut here ]------------

 7411 16:23:26.349302  # [   83.006918] refcount_t: underflow; use-after-free.

 7412 16:23:26.358955  # [   83.018837] WARNING: CPU: 1 PID: 2502 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7413 16:23:26.398500  # [   83.034804] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7414 16:23:26.408925  # [   83.081024] CPU: 1 PID: 2502 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7415 16:23:26.415291  # [   83.096184] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7416 16:23:26.421959  # [   83.109358] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7417 16:23:26.441424  # [   83.121690] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7418 16:23:26.447934  # [   83.149218] RSP: 0018:ffffba8b02c6fe40 EFLAGS: 00010286

 7419 16:23:26.458173  # [   83.161565] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7420 16:23:26.464638  # [   83.176095] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7421 16:23:26.474745  # [   83.190575] RBP: ffffffffba581bb8 R08: 0000000000000000 R09: 0000000000000000

 7422 16:23:26.480889  # [   83.205092] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7423 16:23:26.490986  # [   83.218774] R13: ffffba8b02c6ff10 R14: ffffba8b02c6ff10 R15: ffff9b4883194000

 7424 16:23:26.497436  # [   83.227067] FS:  00007f01c1e76580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7425 16:23:26.503967  # [   83.236450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7426 16:23:26.514043  # [   83.243193] CR2: 00007f01c1c80000 CR3: 00000001032c6000 CR4: 00000000003506e0

 7427 16:23:26.517014  # [   83.251487] Call Trace:

 7428 16:23:26.520510  # [   83.254596]  ? __warn+0x80/0x110

 7429 16:23:26.527136  # [   83.258772]  ? refcount_warn_saturate+0xba/0x110

 7430 16:23:26.530746  # [   83.264306]  ? report_bug+0x9e/0xc0

 7431 16:23:26.533637  # [   83.268824]  ? handle_bug+0x41/0x90

 7432 16:23:26.537165  # [   83.273227]  ? exc_invalid_op+0x14/0x70

 7433 16:23:26.543661  # [   83.278051]  ? asm_exc_invalid_op+0x12/0x20

 7434 16:23:26.550298  # [   83.283203]  ? refcount_warn_saturate+0xba/0x110

 7435 16:23:26.553422  # [   83.288921]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7436 16:23:26.560134  # [   83.295455]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7437 16:23:26.566767  # [   83.302323]  direct_entry.cold+0x2c/0x38

 7438 16:23:26.569962  # [   83.307142]  full_proxy_write+0x56/0x80

 7439 16:23:26.573765  # [   83.312006]  vfs_write+0xea/0x3b0

 7440 16:23:26.576616  # [   83.316167]  ksys_write+0x68/0xf0

 7441 16:23:26.583295  # [   83.320359]  do_syscall_64+0x33/0x40

 7442 16:23:26.589885  # [   83.324773]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7443 16:23:26.593102  # [   83.330798] RIP: 0033:0x7f01c1d8c473

 7444 16:23:26.613057  # [   83.335130] 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

 7445 16:23:26.622520  # [   83.356434] RSP: 002b:00007fffd61ad258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7446 16:23:26.629009  # [   83.365262] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f01c1d8c473

 7447 16:23:26.639088  # [   83.373558] RDX: 0000000000000020 RSI: 00007f01c1c80000 RDI: 0000000000000001

 7448 16:23:26.645766  # [   83.381848] RBP: 00007f01c1c80000 R08: 00007f01c1c7f010 R09: 0000000000000000

 7449 16:23:26.658738  # [   83.390137] R10: fffffffffffffbc5 R<6>[   83.875161] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7450 16:23:26.661985  11: 0000000000000246 R12: 0000000000000001

 7451 16:23:26.671863  # [   83.398453] R13<6>[   83.887457] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7452 16:23:26.679134  : 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7453 16:23:26.684942  <4>[   83.901467] ------------[ cut here ]------------

 7454 16:23:26.688484  # [   83.406758] irq event stamp: 0

 7455 16:23:26.694814  # [   83.410485] hardirqs l<4>[   83.913157] refcount_t: underflow; use-after-free.

 7456 16:23:26.701853  ast  enabled at (0): [<0000000000000000>] 0x0

 7457 16:23:26.711717  # [   83.417809] <4>[   83.925120] WARNING: CPU: 1 PID: 2538 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7458 16:23:26.757449  hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process<4>[   83.941023] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7459 16:23:26.760887  +0x65c/0x20e0

 7460 16:23:26.774358  # [   83.427307] softirqs last  enabled at (0): [<4>[   83.987249] CPU: 1 PID: 2538 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7461 16:23:26.777933  <ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7462 16:23:26.787087  # [   83.436781] <4>[   84.002403] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7463 16:23:26.794001  softirqs last disabled at (0): [<0000000000000000>] 0x0

 7464 16:23:26.800375  # [   8<4>[   84.015549] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7465 16:23:26.803969  3.444118] ---[ end trace 3ad775b368f58646 ]---

 7466 16:23:26.826746  # [   83.449591]<4>[   84.027938] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7467 16:23:26.830445   lkdtm: Saturation detected: still saturated

 7468 16:23:26.840273  # REFCOUNT_DEC_AND<4>[   84.055442] RSP: 0018:ffffba8b02ce7e40 EFLAGS: 00010286

 7469 16:23:26.846365  _TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7470 16:23:26.853394  <4>[   84.067789] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7471 16:23:26.853494  

 7472 16:23:26.859843  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7473 16:23:26.866250  # s<4>[   84.082285] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7474 16:23:26.873316  elftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7475 16:23:26.882757  <4>[   84.096811] RBP: ffffffffba581bd8 R08: 0000000000000000 R09: 0000000000000000

 7476 16:23:26.889820  <4>[   84.110195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7477 16:23:26.899059  <4>[   84.118501] R13: ffffba8b02ce7f10 R14: ffffba8b02ce7f10 R15: ffff9b4883526000

 7478 16:23:26.906059  <4>[   84.126795] FS:  00007fdc38ff5580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7479 16:23:26.916004  <4>[   84.136153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7480 16:23:26.922593  <4>[   84.142886] CR2: 00007fdc38dff000 CR3: 00000001032ae000 CR4: 00000000003506e0

 7481 16:23:26.925557  <4>[   84.151193] Call Trace:

 7482 16:23:26.928994  <4>[   84.154256]  ? __warn+0x80/0x110

 7483 16:23:26.935484  <4>[   84.158221]  ? refcount_warn_saturate+0xba/0x110

 7484 16:23:26.938978  <4>[   84.164016]  ? report_bug+0x9e/0xc0

 7485 16:23:26.942445  <4>[   84.168319]  ? handle_bug+0x41/0x90

 7486 16:23:26.948798  <4>[   84.172771]  ? exc_invalid_op+0x14/0x70

 7487 16:23:26.952098  <4>[   84.177417]  ? asm_exc_invalid_op+0x12/0x20

 7488 16:23:26.958990  <4>[   84.182732]  ? refcount_warn_saturate+0xba/0x110

 7489 16:23:26.965572  <4>[   84.188299]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7490 16:23:26.972225  <4>[   84.195030]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7491 16:23:26.978701  <4>[   84.201766]  direct_entry.cold+0x2c/0x38

 7492 16:23:26.982412  <4>[   84.206713]  full_proxy_write+0x56/0x80

 7493 16:23:26.985506  <4>[   84.211419]  vfs_write+0xea/0x3b0

 7494 16:23:26.992313  <4>[   84.215695]  ksys_write+0x68/0xf0

 7495 16:23:26.995505  <4>[   84.219767]  do_syscall_64+0x33/0x40

 7496 16:23:27.002125  <4>[   84.224299]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7497 16:23:27.005153  <4>[   84.230368] RIP: 0033:0x7fdc38f0b473

 7498 16:23:27.028694  <4>[   84.234762] 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

 7499 16:23:27.034698  <4>[   84.256093] RSP: 002b:00007ffe60f14b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7500 16:23:27.045065  <4>[   84.264919] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdc38f0b473

 7501 16:23:27.051779  <4>[   84.273214] RDX: 0000000000000020 RSI: 00007fdc38dff000 RDI: 0000000000000001

 7502 16:23:27.061780  <4>[   84.281503] RBP: 00007fdc38dff000 R08: 00007fdc38dfe010 R09: 0000000000000000

 7503 16:23:27.068190  <4>[   84.289792] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7504 16:23:27.077782  <4>[   84.298107] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7505 16:23:27.081026  <4>[   84.306409] irq event stamp: 0

 7506 16:23:27.087774  <4>[   84.310136] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7507 16:23:27.098083  <4>[   84.317460] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7508 16:23:27.107868  <4>[   84.326963] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7509 16:23:27.114385  <4>[   84.336436] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7510 16:23:27.120994  <4>[   84.343779] ---[ end trace 3ad775b368f58647 ]---

 7511 16:23:27.127395  <6>[   84.349250] lkdtm: Saturation detected: still saturated

 7512 16:23:27.233745  # [   83.875161] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7513 16:23:27.240167  # [   83.887457] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7514 16:23:27.246655  # [   83.901467] ------------[ cut here ]------------

 7515 16:23:27.250329  # [   83.913157] refcount_t: underflow; use-after-free.

 7516 16:23:27.260063  # [   83.925120] WARNING: CPU: 1 PID: 2538 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7517 16:23:27.303140  # [   83.941023] Modules linked in: fuse ip_tables uvcvideo videobuf2_vmalloc videobuf2_memops cros_ec_debugfs cros_ec_sysfs cros_ec_lightbar cros_usbpd_charger cros_ec_chardev cros_usbpd_logger videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev videobuf2_common snd_soc_da7219 snd_soc_max98357a cros_usbpd_notify i2c_hid snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c chromeos_pstore coreboot_table

 7518 16:23:27.309758  # [   83.987249] CPU: 1 PID: 2538 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7519 16:23:27.316068  # [   84.002403] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7520 16:23:27.323174  # [   84.015549] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7521 16:23:27.342724  # [   84.027938] Code: 02 01 e8 8b e6 c5 00 0f 0b c3 cc cc cc cc 80 3d fe ff 16 02 00 75 85 48 c7 c7 20 cb 4d ba c6 05 ee ff 16 02 01 e8 68 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d d9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7522 16:23:27.349519  # [   84.055442] RSP: 0018:ffffba8b02ce7e40 EFLAGS: 00010286

 7523 16:23:27.358945  # [   84.067789] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7524 16:23:27.365571  # [   84.082285] RDX: ffff9b48fbd2c620 RSI: ffff9b48fbd1bf50 RDI: ffff9b48fbd1bf50

 7525 16:23:27.375426  # [   84.096811] RBP: ffffffffba581bd8 R08: 0000000000000000 R09: 0000000000000000

 7526 16:23:27.382475  # [   84.110195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7527 16:23:27.391968  # [   84.118501] R13: ffffba8b02ce7f10 R14: ffffba8b02ce7f10 R15: ffff9b4883526000

 7528 16:23:27.398712  # [   84.126795] FS:  00007fdc38ff5580(0000) GS:ffff9b48fbd00000(0000) knlGS:0000000000000000

 7529 16:23:27.405613  # [   84.136153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7530 16:23:27.415617  # [   84.142886] CR2: 00007fdc38dff000 CR3: 00000001032ae000 CR4: 00000000003506e0

 7531 16:23:27.418507  # [   84.151193] Call Trace:

 7532 16:23:27.422092  # [   84.154256]  ? __warn+0x80/0x110

 7533 16:23:27.428464  # [   84.158221]  ? refcount_warn_saturate+0xba/0x110

 7534 16:23:27.431920  # [   84.164016]  ? report_bug+0x9e/0xc0

 7535 16:23:27.434917  # [   84.168319]  ? handle_bug+0x41/0x90

 7536 16:23:27.438719  # [   84.172771]  ? exc_invalid_op+0x14/0x70

 7537 16:23:27.445008  # [   84.177417]  ? asm_exc_invalid_op+0x12/0x20

 7538 16:23:27.448150  # [   84.182732]  ? refcount_warn_saturate+0xba/0x110

 7539 16:23:27.454777  # [   84.188299]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7540 16:23:27.461691  # [   84.195030]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7541 16:23:27.468256  # [   84.201766]  direct_entry.cold+0x2c/0x38

 7542 16:23:27.471807  # [   84.206713]  full_proxy_write+0x56/0x80

 7543 16:23:27.474869  # [   84.211419]  vfs_write+0xea/0x3b0

 7544 16:23:27.477923  # [   84.215695]  ksys_write+0x68/0xf0

 7545 16:23:27.484607  # [   84.219767]  do_syscall_64+0x33/0x40

 7546 16:23:27.487900  # [   84.224299]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7547 16:23:27.494878  # [   84.230368] RIP: 0033:0x7fdc38f0b473

 7548 16:23:27.514474  # [   84.234762] 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

 7549 16:23:27.524566  # [   84.256093] RSP: 002b:00007ffe60f14b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7550 16:23:27.530855  # [   84.264919] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdc38f0b473

 7551 16:23:27.541066  # [   84.273214] RDX: 0000000000000020 RSI: 00007fdc38dff000 RDI: 0000000000000001

 7552 16:23:27.547399  # [   84.281503] RBP: 00007fdc38dff000 R08: 00007fdc38dfe010 R09: 0000000000000000

 7553 16:23:27.557448  # [   84.289792] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7554 16:23:27.563888  # [   84.298107] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7555 16:23:27.567208  # [   84.306409] irq event stamp: 0

 7556 16:23:27.573388  # [   84.310136] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7557 16:23:27.583321  # [   84.317460] hardirqs last disabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7558 16:23:27.593094  # [   84.326963] softirqs last  enabled at (0): [<ffffffffb84fd6cc>] copy_process+0x65c/0x20e0

 7559 16:23:27.600220  # [   84.336436] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7560 16:23:27.606336  # [   84.343779] ---[ end trace 3ad775b368f58647 ]---

 7561 16:23:27.613318  # [   84.349250] lkdtm: Saturation detected: still saturated

 7562 16:23:27.619711  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7563 16:23:27.626255  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7564 16:23:27.629677  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7565 16:23:27.633057  # Skipping REFCOUNT_TIMING: timing only

 7566 16:23:27.639604  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7567 16:23:27.642589  # selftests: lkdtm: ATOMIC_TIMING.sh

 7568 16:23:27.646189  # Skipping ATOMIC_TIMING: timing only

 7569 16:23:27.652890  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7570 16:23:27.656155  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7571 16:23:27.826196  <6>[   85.046091] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7572 16:23:27.832432  <6>[   85.053157] lkdtm: attempting good copy_to_user of correct size

 7573 16:23:27.838987  <6>[   85.060146] lkdtm: attempting bad copy_to_user of too large size

 7574 16:23:27.948804  # [   85.046091] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7575 16:23:27.955480  # [   85.053157] lkdtm: attempting good copy_to_user of correct size

 7576 16:23:27.962191  # [   85.060146] lkdtm: attempting bad copy_to_user of too large size

 7577 16:23:27.972071  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7578 16:23:27.987345  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7579 16:23:28.002028  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7580 16:23:28.235534  <6>[   85.455757] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7581 16:23:28.242172  <6>[   85.463029] lkdtm: attempting good copy_from_user of correct size

 7582 16:23:28.248486  <6>[   85.470205] lkdtm: attempting bad copy_from_user of too large size

 7583 16:23:28.359260  # [   85.455757] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7584 16:23:28.365529  # [   85.463029] lkdtm: attempting good copy_from_user of correct size

 7585 16:23:28.372385  # [   85.470205] lkdtm: attempting bad copy_from_user of too large size

 7586 16:23:28.384938  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7587 16:23:28.399946  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7588 16:23:28.414724  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7589 16:23:28.637158  <6>[   85.857533] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7590 16:23:28.644125  <6>[   85.865135] lkdtm: attempting good copy_to_user inside whitelist

 7591 16:23:28.650063  <6>[   85.872245] lkdtm: attempting bad copy_to_user outside whitelist

 7592 16:23:28.762600  # [   85.857533] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7593 16:23:28.768994  # [   85.865135] lkdtm: attempting good copy_to_user inside whitelist

 7594 16:23:28.775515  # [   85.872245] lkdtm: attempting bad copy_to_user outside whitelist

 7595 16:23:28.783857  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7596 16:23:28.799729  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7597 16:23:28.815209  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7598 16:23:29.025333  <6>[   86.245703] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7599 16:23:29.031745  <6>[   86.253461] lkdtm: attempting good copy_from_user inside whitelist

 7600 16:23:29.041480  <6>[   86.262047] lkdtm: attempting bad copy_from_user outside whitelist

 7601 16:23:29.144527  # [   86.245703] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7602 16:23:29.151540  # [   86.253461] lkdtm: attempting good copy_from_user inside whitelist

 7603 16:23:29.157826  # [   86.262047] lkdtm: attempting bad copy_from_user outside whitelist

 7604 16:23:29.167327  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7605 16:23:29.185475  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7606 16:23:29.197030  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7607 16:23:29.422517  <6>[   86.643113] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7608 16:23:29.429050  <6>[   86.650359] lkdtm: good_stack: ffffba8b03087e20-ffffba8b03087e40

 7609 16:23:29.435785  <6>[   86.657408] lkdtm: bad_stack : ffffba8b03087da8-ffffba8b03087dc8

 7610 16:23:29.442735  <6>[   86.664469] lkdtm: attempting good copy_to_user of local stack

 7611 16:23:29.449188  <6>[   86.671325] lkdtm: attempting bad copy_to_user of distant stack

 7612 16:23:29.565316  # [   86.643113] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7613 16:23:29.572211  # [   86.650359] lkdtm: good_stack: ffffba8b03087e20-ffffba8b03087e40

 7614 16:23:29.578921  # [   86.657408] lkdtm: bad_stack : ffffba8b03087da8-ffffba8b03087dc8

 7615 16:23:29.585269  # [   86.664469] lkdtm: attempting good copy_to_user of local stack

 7616 16:23:29.592093  # [   86.671325] lkdtm: attempting bad copy_to_user of distant stack

 7617 16:23:29.598402  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7618 16:23:29.605100  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7619 16:23:29.619856  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7620 16:23:29.831370  <6>[   87.051804] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7621 16:23:29.837739  <6>[   87.059253] lkdtm: good_stack: ffffba8b030ffe20-ffffba8b030ffe40

 7622 16:23:29.844924  <6>[   87.066304] lkdtm: bad_stack : ffffba8b030ffda8-ffffba8b030ffdc8

 7623 16:23:29.850879  <6>[   87.074069] lkdtm: attempting good copy_from_user of local stack

 7624 16:23:29.861157  <6>[   87.081162] lkdtm: attempting bad copy_from_user of distant stack

 7625 16:23:29.961139  # [   87.051804] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7626 16:23:29.967821  # [   87.059253] lkdtm: good_stack: ffffba8b030ffe20-ffffba8b030ffe40

 7627 16:23:29.974310  # [   87.066304] lkdtm: bad_stack : ffffba8b030ffda8-ffffba8b030ffdc8

 7628 16:23:29.980960  # [   87.074069] lkdtm: attempting good copy_from_user of local stack

 7629 16:23:29.987595  # [   87.081162] lkdtm: attempting bad copy_from_user of distant stack

 7630 16:23:29.994142  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7631 16:23:30.002692  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7632 16:23:30.017772  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7633 16:23:30.229228  <6>[   87.449533] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7634 16:23:30.235509  <6>[   87.456603] lkdtm: good_stack: ffffba8b0317fe20-ffffba8b0317fe40

 7635 16:23:30.242362  <6>[   87.463677] lkdtm: bad_stack : ffffba8b0317fff8-ffffba8b03180018

 7636 16:23:30.248931  <6>[   87.471307] lkdtm: attempting good copy_to_user of local stack

 7637 16:23:30.258652  <6>[   87.478948] lkdtm: attempting bad copy_to_user of distant stack

 7638 16:23:30.262156  <4>[   87.485914] lkdtm: copy_to_user failed, but lacked Oops

 7639 16:23:30.372746  # [   87.449533] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7640 16:23:30.379254  # [   87.456603] lkdtm: good_stack: ffffba8b0317fe20-ffffba8b0317fe40

 7641 16:23:30.385775  # [   87.463677] lkdtm: bad_stack : ffffba8b0317fff8-ffffba8b03180018

 7642 16:23:30.392853  # [   87.471307] lkdtm: attempting good copy_to_user of local stack

 7643 16:23:30.399278  # [   87.478948] lkdtm: attempting bad copy_to_user of distant stack

 7644 16:23:30.405774  # [   87.485914] lkdtm: copy_to_user failed, but lacked Oops

 7645 16:23:30.409406  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7646 16:23:30.415716  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7647 16:23:30.425951  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7648 16:23:30.640078  <6>[   87.863762] lkdtm: Performing direct entry USERCOPY_KERNEL

 7649 16:23:30.649886  <6>[   87.870301] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffba0f8250

 7650 16:23:30.659592  <6>[   87.880098] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb86e2ad0

 7651 16:23:30.666532  <3>[   87.888801] lkdtm: FAIL: survived bad copy_to_user()

 7652 16:23:30.765055  # [   87.863762] lkdtm: Performing direct entry USERCOPY_KERNEL

 7653 16:23:30.774737  # [   87.870301] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffba0f8250

 7654 16:23:30.784584  # [   87.880098] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb86e2ad0

 7655 16:23:30.787811  # [   87.888801] lkdtm: FAIL: survived bad copy_to_user()

 7656 16:23:30.794214  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7657 16:23:30.808177  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7658 16:23:30.823685  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7659 16:23:31.049310  <6>[   88.272969] lkdtm: Performing direct entry STACKLEAK_ERASING

 7660 16:23:31.059411  <6>[   88.279634] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7661 16:23:31.066223  <3>[   88.287882] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7662 16:23:31.075497  <3>[   88.295986] lkdtm: FAIL: the thread stack is NOT properly erased

 7663 16:23:31.082877  <4>[   88.303019] CPU: 0 PID: 2914 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7664 16:23:31.089184  <4>[   88.311970] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7665 16:23:31.092740  <4>[   88.318878] Call Trace:

 7666 16:23:31.095568  <4>[   88.321923]  dump_stack+0x77/0x9b

 7667 16:23:31.102342  <4>[   88.325925]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7668 16:23:31.105913  <4>[   88.331381]  direct_entry.cold+0x2c/0x38

 7669 16:23:31.112728  <4>[   88.336065]  full_proxy_write+0x56/0x80

 7670 16:23:31.115433  <4>[   88.340650]  vfs_write+0xea/0x3b0

 7671 16:23:31.118891  <4>[   88.344647]  ksys_write+0x68/0xf0

 7672 16:23:31.125426  <4>[   88.348639]  do_syscall_64+0x33/0x40

 7673 16:23:31.129182  <4>[   88.352930]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7674 16:23:31.135580  <4>[   88.358869] RIP: 0033:0x7efdb96e6473

 7675 16:23:31.155021  <4>[   88.363160] 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

 7676 16:23:31.165318  <4>[   88.384444] RSP: 002b:00007ffd17abcbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7677 16:23:31.171976  <4>[   88.393206] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007efdb96e6473

 7678 16:23:31.181425  <4>[   88.401474] RDX: 0000000000000012 RSI: 00007efdb95da000 RDI: 0000000000000001

 7679 16:23:31.187972  <4>[   88.409747] RBP: 00007efdb95da000 R08: 00007efdb95d9010 R09: 0000000000000000

 7680 16:23:31.198142  <4>[   88.418014] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7681 16:23:31.204494  <4>[   88.426287] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7682 16:23:31.317175  # [   88.272969] lkdtm: Performing direct entry STACKLEAK_ERASING

 7683 16:23:31.327348  # [   88.279634] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7684 16:23:31.334002  # [   88.287882] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7685 16:23:31.340485  # [   88.295986] lkdtm: FAIL: the thread stack is NOT properly erased

 7686 16:23:31.350545  # [   88.303019] CPU: 0 PID: 2914 Comm: cat Tainted: G      D W         5.10.199-cip39 #1

 7687 16:23:31.356734  # [   88.311970] Hardware name: Google Coral/Coral, BIOS  09/29/2020

 7688 16:23:31.360216  # [   88.318878] Call Trace:

 7689 16:23:31.363810  # [   88.321923]  dump_stack+0x77/0x9b

 7690 16:23:31.369973  # [   88.325925]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7691 16:23:31.373278  # [   88.331381]  direct_entry.cold+0x2c/0x38

 7692 16:23:31.380582  # [   88.336065]  full_proxy_write+0x56/0x80

 7693 16:23:31.383347  # [   88.340650]  vfs_write+0xea/0x3b0

 7694 16:23:31.386573  # [   88.344647]  ksys_write+0x68/0xf0

 7695 16:23:31.390139  # [   88.348639]  do_syscall_64+0x33/0x40

 7696 16:23:31.396866  # [   88.352930]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7697 16:23:31.399685  # [   88.358869] RIP: 0033:0x7efdb96e6473

 7698 16:23:31.423155  # [   88.363160] 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

 7699 16:23:31.429500  # [   88.384444] RSP: 002b:00007ffd17abcbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7700 16:23:31.439690  # [   88.393206] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007efdb96e6473

 7701 16:23:31.446270  # [   88.401474] RDX: 0000000000000012 RSI: 00007efdb95da000 RDI: 0000000000000001

 7702 16:23:31.455930  # [   88.409747] RBP: 00007efdb95da000 R08: 00007efdb95d9010 R09: 0000000000000000

 7703 16:23:31.462762  # [   88.418014] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7704 16:23:31.472346  # [   88.426287] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7705 16:23:31.479263  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7706 16:23:31.485707  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7707 16:23:31.489384  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7708 16:23:31.617360  <6>[   88.840811] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7709 16:23:31.623824  <6>[   88.847489] lkdtm: Calling matched prototype ...

 7710 16:23:31.630203  <6>[   88.852977] lkdtm: Calling mismatched prototype ...

 7711 16:23:31.637171  <6>[   88.858748] lkdtm: Fail: survived mismatched prototype function call!

 7712 16:23:31.736915  # [   88.840811] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7713 16:23:31.743916  # [   88.847489] lkdtm: Calling matched prototype ...

 7714 16:23:31.750426  # [   88.852977] lkdtm: Calling mismatched prototype ...

 7715 16:23:31.756466  # [   88.858748] lkdtm: Fail: survived mismatched prototype function call!

 7716 16:23:31.763608  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7717 16:23:31.778454  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7718 16:23:32.572185  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7719 16:23:32.572381  lkdtm_BUG_sh pass

 7720 16:23:32.575556  lkdtm_WARNING_sh pass

 7721 16:23:32.578512  lkdtm_WARNING_MESSAGE_sh pass

 7722 16:23:32.581929  lkdtm_EXCEPTION_sh pass

 7723 16:23:32.585331  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7724 16:23:32.592095  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7725 16:23:32.598581  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7726 16:23:32.605257  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7727 16:23:32.608403  lkdtm_CORRUPT_LIST_ADD_sh fail

 7728 16:23:32.611528  lkdtm_CORRUPT_LIST_DEL_sh fail

 7729 16:23:32.614836  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7730 16:23:32.618645  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7731 16:23:32.621577  lkdtm_UNSET_SMEP_sh pass

 7732 16:23:32.628053  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7733 16:23:32.631820  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7734 16:23:32.641337  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7735 16:23:32.647923  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7736 16:23:32.654416  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7737 16:23:32.658086  lkdtm_READ_AFTER_FREE_sh fail

 7738 16:23:32.664525  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7739 16:23:32.671355  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7740 16:23:32.674411  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7741 16:23:32.674534  lkdtm_SLAB_FREE_CROSS_sh fail

 7742 16:23:32.677705  lkdtm_SLAB_FREE_PAGE_sh fail

 7743 16:23:32.684340  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7744 16:23:32.691364  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7745 16:23:32.694227  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7746 16:23:32.700805  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7747 16:23:32.704338  lkdtm_EXEC_DATA_sh pass

 7748 16:23:32.704464  lkdtm_EXEC_STACK_sh pass

 7749 16:23:32.707525  lkdtm_EXEC_KMALLOC_sh pass

 7750 16:23:32.711092  lkdtm_EXEC_VMALLOC_sh pass

 7751 16:23:32.714508  lkdtm_EXEC_RODATA_sh pass

 7752 16:23:32.717708  lkdtm_EXEC_USERSPACE_sh pass

 7753 16:23:32.717804  lkdtm_EXEC_NULL_sh pass

 7754 16:23:32.720922  lkdtm_ACCESS_USERSPACE_sh pass

 7755 16:23:32.724309  lkdtm_ACCESS_NULL_sh pass

 7756 16:23:32.727652  lkdtm_WRITE_RO_sh pass

 7757 16:23:32.730835  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7758 16:23:32.733894  lkdtm_WRITE_KERN_sh pass

 7759 16:23:32.737198  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7760 16:23:32.740764  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7761 16:23:32.743696  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7762 16:23:32.750309  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7763 16:23:32.753827  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7764 16:23:32.757315  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7765 16:23:32.760428  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7766 16:23:32.763780  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7767 16:23:32.766818  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7768 16:23:32.770456  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7769 16:23:32.773869  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7770 16:23:32.776729  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7771 16:23:32.783308  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7772 16:23:32.787143  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7773 16:23:32.790271  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7774 16:23:32.796985  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7775 16:23:32.799881  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7776 16:23:32.806306  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7777 16:23:32.813534  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7778 16:23:32.816564  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7779 16:23:32.819952  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7780 16:23:32.823508  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7781 16:23:32.830176  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7782 16:23:32.832891  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7783 16:23:32.836324  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7784 16:23:32.839479  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7785 16:23:32.842970  lkdtm_USERCOPY_KERNEL_sh fail

 7786 16:23:32.846512  lkdtm_STACKLEAK_ERASING_sh fail

 7787 16:23:32.849544  lkdtm_CFI_FORWARD_PROTO_sh fail

 7788 16:23:32.852729  + ../../utils/send-to-lava.sh ./output/result.txt

 7789 16:23:32.859233  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7790 16:23:32.859740  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7792 16:23:32.869448  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7793 16:23:32.869720  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7795 16:23:32.926692  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7796 16:23:32.927007  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7798 16:23:33.015879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7799 16:23:33.016239  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7801 16:23:33.117879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7802 16:23:33.118208  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7804 16:23:33.215128  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7805 16:23:33.215449  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7807 16:23:33.312826  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7808 16:23:33.313159  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7810 16:23:33.414319  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7811 16:23:33.414653  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7813 16:23:33.518793  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7814 16:23:33.519107  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7816 16:23:33.620795  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7817 16:23:33.621104  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7819 16:23:33.717386  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7820 16:23:33.717697  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7822 16:23:33.812279  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7823 16:23:33.812581  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7825 16:23:33.910258  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7826 16:23:33.910590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7828 16:23:34.010607  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7829 16:23:34.010926  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7831 16:23:34.111590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7833 16:23:34.114508  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7834 16:23:34.217736  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7836 16:23:34.220285  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7837 16:23:34.318556  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7838 16:23:34.318905  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7840 16:23:34.421305  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7841 16:23:34.421654  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7843 16:23:34.524371  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7844 16:23:34.524697  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7846 16:23:34.625723  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7847 16:23:34.626054  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7849 16:23:34.725301  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7850 16:23:34.725635  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7852 16:23:34.831945  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7853 16:23:34.832290  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7855 16:23:34.928451  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7856 16:23:34.928785  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7858 16:23:35.030512  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7859 16:23:35.030846  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7861 16:23:35.130931  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7862 16:23:35.131261  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7864 16:23:35.235769  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7865 16:23:35.236121  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7867 16:23:35.335833  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7868 16:23:35.336207  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7870 16:23:35.435269  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7871 16:23:35.435601  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7873 16:23:35.531010  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7874 16:23:35.531346  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7876 16:23:35.628154  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7877 16:23:35.628496  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7879 16:23:35.721232  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7880 16:23:35.721565  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7882 16:23:35.816527  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7884 16:23:35.819109  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7885 16:23:35.913985  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7886 16:23:35.914329  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7888 16:23:36.012859  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7889 16:23:36.013181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7891 16:23:36.106775  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7893 16:23:36.110193  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7894 16:23:36.210973  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7895 16:23:36.211330  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7897 16:23:36.308731  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7898 16:23:36.309066  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7900 16:23:36.413756  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7901 16:23:36.414113  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7903 16:23:36.511020  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7905 16:23:36.514214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7906 16:23:36.610680  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7907 16:23:36.611019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7909 16:23:36.717401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7910 16:23:36.717710  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7912 16:23:36.814053  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7914 16:23:36.817188  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7915 16:23:36.915882  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7916 16:23:36.916219  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7918 16:23:37.012553  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7919 16:23:37.012857  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7921 16:23:37.113619  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7922 16:23:37.113957  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7924 16:23:37.213124  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7925 16:23:37.213429  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7927 16:23:37.312115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7928 16:23:37.312427  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7930 16:23:37.414632  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7931 16:23:37.414980  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7933 16:23:37.514272  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7934 16:23:37.514601  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7936 16:23:37.610983  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7937 16:23:37.611293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7939 16:23:37.707109  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7940 16:23:37.707438  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7942 16:23:37.804115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7943 16:23:37.804435  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7945 16:23:37.907221  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7946 16:23:37.907522  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7948 16:23:38.010370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7949 16:23:38.010678  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7951 16:23:38.114528  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7952 16:23:38.114833  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7954 16:23:38.218556  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7955 16:23:38.218859  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7957 16:23:38.322490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7958 16:23:38.322807  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7960 16:23:38.427210  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7961 16:23:38.427542  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7963 16:23:38.525185  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7964 16:23:38.525505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7966 16:23:38.630470  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7967 16:23:38.630816  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7969 16:23:38.732717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7970 16:23:38.733019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7972 16:23:38.834472  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7973 16:23:38.834775  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7975 16:23:38.937612  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7976 16:23:38.937904  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7978 16:23:39.041297  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7979 16:23:39.041656  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7981 16:23:39.143290  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7982 16:23:39.143615  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7984 16:23:39.246307  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7985 16:23:39.246641  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7987 16:23:39.346106  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7988 16:23:39.346437  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7990 16:23:39.445934  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7991 16:23:39.446242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7993 16:23:39.543168  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7994 16:23:39.543477  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7996 16:23:39.643422  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7997 16:23:39.643721  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7999 16:23:39.744140  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 8000 16:23:39.744284  + set +x

 8001 16:23:39.744538  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 8003 16:23:39.751114  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 11931906_1.5.2.3.5>

 8004 16:23:39.751205  <LAVA_TEST_RUNNER EXIT>

 8005 16:23:39.751450  Received signal: <ENDRUN> 1_kselftest-lkdtm 11931906_1.5.2.3.5
 8006 16:23:39.751529  Ending use of test pattern.
 8007 16:23:39.751596  Ending test lava.1_kselftest-lkdtm (11931906_1.5.2.3.5), duration 67.91
 8009 16:23:39.751838  ok: lava_test_shell seems to have completed
 8010 16:23:39.752487  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

 8011 16:23:39.752621  end: 3.1 lava-test-shell (duration 00:01:09) [common]
 8012 16:23:39.752725  end: 3 lava-test-retry (duration 00:01:09) [common]
 8013 16:23:39.752820  start: 4 finalize (timeout 00:07:05) [common]
 8014 16:23:39.752916  start: 4.1 power-off (timeout 00:00:30) [common]
 8015 16:23:39.753077  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C523NA-A20057-coral-cbg-6' '--port=1' '--command=off'
 8016 16:23:39.830984  >> Command sent successfully.

 8017 16:23:39.833677  Returned 0 in 0 seconds
 8018 16:23:39.934129  end: 4.1 power-off (duration 00:00:00) [common]
 8020 16:23:39.934508  start: 4.2 read-feedback (timeout 00:07:05) [common]
 8021 16:23:39.934847  Listened to connection for namespace 'common' for up to 1s
 8022 16:23:39.935152  Listened to connection for namespace 'common' for up to 1s
 8023 16:23:40.935742  Finalising connection for namespace 'common'
 8024 16:23:40.935944  Disconnecting from shell: Finalise
 8025 16:23:40.936047  / # 
 8026 16:23:41.036424  end: 4.2 read-feedback (duration 00:00:01) [common]
 8027 16:23:41.036591  end: 4 finalize (duration 00:00:01) [common]
 8028 16:23:41.036728  Cleaning after the job
 8029 16:23:41.036842  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/ramdisk
 8030 16:23:41.038513  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/kernel
 8031 16:23:41.041479  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/nfsrootfs
 8032 16:23:41.140741  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11931906/tftp-deploy-8lg9_56y/modules
 8033 16:23:41.144468  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/11931906
 8034 16:23:41.835582  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/11931906
 8035 16:23:41.835781  Job finished correctly