Boot log: asus-C433TA-AJ0005-rammus

    1 21:16:03.024979  lava-dispatcher, installed at version: 2024.01
    2 21:16:03.025166  start: 0 validate
    3 21:16:03.025299  Start time: 2024-05-07 21:16:03.025287+00:00 (UTC)
    4 21:16:03.025415  Using caching service: 'http://localhost/cache/?uri=%s'
    5 21:16:03.025544  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Famd64%2Finitrd.cpio.gz exists
    6 21:16:03.285835  Using caching service: 'http://localhost/cache/?uri=%s'
    7 21:16:03.286029  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.214-cip46-486-gce77044aca9b%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 21:16:03.535736  Using caching service: 'http://localhost/cache/?uri=%s'
    9 21:16:03.535902  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 21:16:08.739942  Using caching service: 'http://localhost/cache/?uri=%s'
   11 21:16:08.740423  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.214-cip46-486-gce77044aca9b%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 21:16:14.746621  validate duration: 11.72
   14 21:16:14.746894  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 21:16:14.746992  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 21:16:14.747077  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 21:16:14.747201  Not decompressing ramdisk as can be used compressed.
   18 21:16:14.747287  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/amd64/initrd.cpio.gz
   19 21:16:14.747397  saving as /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/ramdisk/initrd.cpio.gz
   20 21:16:14.747460  total size: 6137757 (5 MB)
   21 21:16:15.005368  progress   0 % (0 MB)
   22 21:16:15.014887  progress   5 % (0 MB)
   23 21:16:15.020351  progress  10 % (0 MB)
   24 21:16:15.024975  progress  15 % (0 MB)
   25 21:16:15.028673  progress  20 % (1 MB)
   26 21:16:15.031725  progress  25 % (1 MB)
   27 21:16:15.034830  progress  30 % (1 MB)
   28 21:16:15.037391  progress  35 % (2 MB)
   29 21:16:15.039750  progress  40 % (2 MB)
   30 21:16:15.042154  progress  45 % (2 MB)
   31 21:16:15.044269  progress  50 % (2 MB)
   32 21:16:15.046393  progress  55 % (3 MB)
   33 21:16:15.048322  progress  60 % (3 MB)
   34 21:16:15.050125  progress  65 % (3 MB)
   35 21:16:15.052059  progress  70 % (4 MB)
   36 21:16:15.053791  progress  75 % (4 MB)
   37 21:16:15.055367  progress  80 % (4 MB)
   38 21:16:15.057113  progress  85 % (5 MB)
   39 21:16:15.058683  progress  90 % (5 MB)
   40 21:16:15.060220  progress  95 % (5 MB)
   41 21:16:15.061877  progress 100 % (5 MB)
   42 21:16:15.062021  5 MB downloaded in 0.31 s (18.61 MB/s)
   43 21:16:15.062173  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 21:16:15.062406  end: 1.1 download-retry (duration 00:00:00) [common]
   46 21:16:15.062495  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 21:16:15.062580  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 21:16:15.062717  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 21:16:15.062791  saving as /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/kernel/bzImage
   50 21:16:15.062852  total size: 22701696 (21 MB)
   51 21:16:15.062913  No compression specified
   52 21:16:15.311487  progress   0 % (0 MB)
   53 21:16:15.317555  progress   5 % (1 MB)
   54 21:16:15.323915  progress  10 % (2 MB)
   55 21:16:15.330201  progress  15 % (3 MB)
   56 21:16:15.336684  progress  20 % (4 MB)
   57 21:16:15.343081  progress  25 % (5 MB)
   58 21:16:15.349344  progress  30 % (6 MB)
   59 21:16:15.355734  progress  35 % (7 MB)
   60 21:16:15.362037  progress  40 % (8 MB)
   61 21:16:15.368225  progress  45 % (9 MB)
   62 21:16:15.374669  progress  50 % (10 MB)
   63 21:16:15.381059  progress  55 % (11 MB)
   64 21:16:15.387156  progress  60 % (13 MB)
   65 21:16:15.393444  progress  65 % (14 MB)
   66 21:16:15.399570  progress  70 % (15 MB)
   67 21:16:15.405804  progress  75 % (16 MB)
   68 21:16:15.412187  progress  80 % (17 MB)
   69 21:16:15.418197  progress  85 % (18 MB)
   70 21:16:15.424710  progress  90 % (19 MB)
   71 21:16:15.430958  progress  95 % (20 MB)
   72 21:16:15.436939  progress 100 % (21 MB)
   73 21:16:15.437275  21 MB downloaded in 0.37 s (57.82 MB/s)
   74 21:16:15.437432  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 21:16:15.437670  end: 1.2 download-retry (duration 00:00:00) [common]
   77 21:16:15.437757  start: 1.3 download-retry (timeout 00:09:59) [common]
   78 21:16:15.437846  start: 1.3.1 http-download (timeout 00:09:59) [common]
   79 21:16:15.437988  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/amd64/full.rootfs.tar.xz
   80 21:16:15.438080  saving as /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/nfsrootfs/full.rootfs.tar
   81 21:16:15.438150  total size: 125951368 (120 MB)
   82 21:16:15.438233  Using unxz to decompress xz
   83 21:16:15.442859  progress   0 % (0 MB)
   84 21:16:15.815256  progress   5 % (6 MB)
   85 21:16:16.191688  progress  10 % (12 MB)
   86 21:16:16.555444  progress  15 % (18 MB)
   87 21:16:16.901845  progress  20 % (24 MB)
   88 21:16:17.216015  progress  25 % (30 MB)
   89 21:16:17.602301  progress  30 % (36 MB)
   90 21:16:17.950868  progress  35 % (42 MB)
   91 21:16:18.111414  progress  40 % (48 MB)
   92 21:16:18.311979  progress  45 % (54 MB)
   93 21:16:18.658526  progress  50 % (60 MB)
   94 21:16:19.023009  progress  55 % (66 MB)
   95 21:16:19.368329  progress  60 % (72 MB)
   96 21:16:19.712332  progress  65 % (78 MB)
   97 21:16:20.084066  progress  70 % (84 MB)
   98 21:16:20.450889  progress  75 % (90 MB)
   99 21:16:20.798752  progress  80 % (96 MB)
  100 21:16:21.147387  progress  85 % (102 MB)
  101 21:16:21.507265  progress  90 % (108 MB)
  102 21:16:21.855847  progress  95 % (114 MB)
  103 21:16:22.224468  progress 100 % (120 MB)
  104 21:16:22.230528  120 MB downloaded in 6.79 s (17.68 MB/s)
  105 21:16:22.230826  end: 1.3.1 http-download (duration 00:00:07) [common]
  107 21:16:22.231216  end: 1.3 download-retry (duration 00:00:07) [common]
  108 21:16:22.231406  start: 1.4 download-retry (timeout 00:09:53) [common]
  109 21:16:22.231525  start: 1.4.1 http-download (timeout 00:09:53) [common]
  110 21:16:22.231704  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 21:16:22.231803  saving as /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/modules/modules.tar
  112 21:16:22.231891  total size: 4116920 (3 MB)
  113 21:16:22.231982  Using unxz to decompress xz
  114 21:16:22.486504  progress   0 % (0 MB)
  115 21:16:22.499315  progress   5 % (0 MB)
  116 21:16:22.508812  progress  10 % (0 MB)
  117 21:16:22.521263  progress  15 % (0 MB)
  118 21:16:22.535144  progress  20 % (0 MB)
  119 21:16:22.546989  progress  25 % (1 MB)
  120 21:16:22.561387  progress  30 % (1 MB)
  121 21:16:22.572614  progress  35 % (1 MB)
  122 21:16:22.585881  progress  40 % (1 MB)
  123 21:16:22.597844  progress  45 % (1 MB)
  124 21:16:22.609160  progress  50 % (1 MB)
  125 21:16:22.622237  progress  55 % (2 MB)
  126 21:16:22.633982  progress  60 % (2 MB)
  127 21:16:22.646503  progress  65 % (2 MB)
  128 21:16:22.658198  progress  70 % (2 MB)
  129 21:16:22.672182  progress  75 % (2 MB)
  130 21:16:22.683868  progress  80 % (3 MB)
  131 21:16:22.695639  progress  85 % (3 MB)
  132 21:16:22.711647  progress  90 % (3 MB)
  133 21:16:22.723141  progress  95 % (3 MB)
  134 21:16:22.735646  progress 100 % (3 MB)
  135 21:16:22.741498  3 MB downloaded in 0.51 s (7.70 MB/s)
  136 21:16:22.741794  end: 1.4.1 http-download (duration 00:00:01) [common]
  138 21:16:22.742067  end: 1.4 download-retry (duration 00:00:01) [common]
  139 21:16:22.742163  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  140 21:16:22.742257  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  141 21:16:26.131867  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la
  142 21:16:26.132062  end: 1.5.1 extract-nfsrootfs (duration 00:00:03) [common]
  143 21:16:26.132162  start: 1.5.2 lava-overlay (timeout 00:09:49) [common]
  144 21:16:26.132337  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3
  145 21:16:26.132464  makedir: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin
  146 21:16:26.132563  makedir: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/tests
  147 21:16:26.132659  makedir: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/results
  148 21:16:26.132762  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-add-keys
  149 21:16:26.132906  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-add-sources
  150 21:16:26.133032  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-background-process-start
  151 21:16:26.133156  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-background-process-stop
  152 21:16:26.133278  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-common-functions
  153 21:16:26.133398  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-echo-ipv4
  154 21:16:26.133521  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-install-packages
  155 21:16:26.133640  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-installed-packages
  156 21:16:26.133759  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-os-build
  157 21:16:26.133879  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-probe-channel
  158 21:16:26.133999  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-probe-ip
  159 21:16:26.134117  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-target-ip
  160 21:16:26.134236  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-target-mac
  161 21:16:26.134373  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-target-storage
  162 21:16:26.134510  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-case
  163 21:16:26.134633  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-event
  164 21:16:26.134752  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-feedback
  165 21:16:26.134872  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-raise
  166 21:16:26.134989  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-reference
  167 21:16:26.135113  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-runner
  168 21:16:26.135232  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-set
  169 21:16:26.135389  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-test-shell
  170 21:16:26.135511  Updating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-add-keys (debian)
  171 21:16:26.135658  Updating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-add-sources (debian)
  172 21:16:26.135795  Updating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-install-packages (debian)
  173 21:16:26.135930  Updating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-installed-packages (debian)
  174 21:16:26.136063  Updating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/bin/lava-os-build (debian)
  175 21:16:26.136179  Creating /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/environment
  176 21:16:26.136273  LAVA metadata
  177 21:16:26.136344  - LAVA_JOB_ID=13683164
  178 21:16:26.136408  - LAVA_DISPATCHER_IP=192.168.201.1
  179 21:16:26.136513  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:49) [common]
  180 21:16:26.136581  skipped lava-vland-overlay
  181 21:16:26.136673  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 21:16:26.136766  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:49) [common]
  183 21:16:26.136827  skipped lava-multinode-overlay
  184 21:16:26.136912  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 21:16:26.136990  start: 1.5.2.3 test-definition (timeout 00:09:49) [common]
  186 21:16:26.137065  Loading test definitions
  187 21:16:26.137151  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:49) [common]
  188 21:16:26.137220  Using /lava-13683164 at stage 0
  189 21:16:26.137494  uuid=13683164_1.5.2.3.1 testdef=None
  190 21:16:26.137581  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 21:16:26.137664  start: 1.5.2.3.2 test-overlay (timeout 00:09:49) [common]
  192 21:16:26.138113  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 21:16:26.138333  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:49) [common]
  195 21:16:26.138872  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 21:16:26.139099  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:49) [common]
  198 21:16:26.139663  runner path: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/0/tests/0_timesync-off test_uuid 13683164_1.5.2.3.1
  199 21:16:26.139818  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 21:16:26.140039  start: 1.5.2.3.5 git-repo-action (timeout 00:09:49) [common]
  202 21:16:26.140111  Using /lava-13683164 at stage 0
  203 21:16:26.140209  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 21:16:26.140296  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/0/tests/1_kselftest-lkdtm'
  205 21:16:28.228377  Running '/usr/bin/git checkout kernelci.org
  206 21:16:28.374684  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 21:16:28.375432  uuid=13683164_1.5.2.3.5 testdef=None
  208 21:16:28.375592  end: 1.5.2.3.5 git-repo-action (duration 00:00:02) [common]
  210 21:16:28.375840  start: 1.5.2.3.6 test-overlay (timeout 00:09:46) [common]
  211 21:16:28.376583  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 21:16:28.376817  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:46) [common]
  214 21:16:28.377920  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 21:16:28.378153  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:46) [common]
  217 21:16:28.379055  runner path: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/0/tests/1_kselftest-lkdtm test_uuid 13683164_1.5.2.3.5
  218 21:16:28.379150  BOARD='asus-C433TA-AJ0005-rammus'
  219 21:16:28.379214  BRANCH='cip-gitlab'
  220 21:16:28.379273  SKIPFILE='/dev/null'
  221 21:16:28.379341  SKIP_INSTALL='True'
  222 21:16:28.379398  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 21:16:28.379455  TST_CASENAME=''
  224 21:16:28.379510  TST_CMDFILES='lkdtm'
  225 21:16:28.379651  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 21:16:28.379853  Creating lava-test-runner.conf files
  228 21:16:28.379918  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/13683164/lava-overlay-wkzb6ok3/lava-13683164/0 for stage 0
  229 21:16:28.380007  - 0_timesync-off
  230 21:16:28.380075  - 1_kselftest-lkdtm
  231 21:16:28.380172  end: 1.5.2.3 test-definition (duration 00:00:02) [common]
  232 21:16:28.380260  start: 1.5.2.4 compress-overlay (timeout 00:09:46) [common]
  233 21:16:35.919973  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 21:16:35.920123  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:39) [common]
  235 21:16:35.920215  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 21:16:35.920313  end: 1.5.2 lava-overlay (duration 00:00:10) [common]
  237 21:16:35.920402  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:39) [common]
  238 21:16:36.077554  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 21:16:36.077935  start: 1.5.4 extract-modules (timeout 00:09:39) [common]
  240 21:16:36.078061  extracting modules file /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la
  241 21:16:36.170426  extracting modules file /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13683164/extract-overlay-ramdisk-57bra56u/ramdisk
  242 21:16:36.261332  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 21:16:36.261497  start: 1.5.5 apply-overlay-tftp (timeout 00:09:38) [common]
  244 21:16:36.261595  [common] Applying overlay to NFS
  245 21:16:36.261665  [common] Applying overlay /var/lib/lava/dispatcher/tmp/13683164/compress-overlay-lf0pvu_j/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la
  246 21:16:37.194725  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 21:16:37.194917  start: 1.5.6 configure-preseed-file (timeout 00:09:38) [common]
  248 21:16:37.195046  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 21:16:37.195159  start: 1.5.7 compress-ramdisk (timeout 00:09:38) [common]
  250 21:16:37.195291  Building ramdisk /var/lib/lava/dispatcher/tmp/13683164/extract-overlay-ramdisk-57bra56u/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/13683164/extract-overlay-ramdisk-57bra56u/ramdisk
  251 21:16:37.383622  >> 81720 blocks

  252 21:16:38.798141  rename /var/lib/lava/dispatcher/tmp/13683164/extract-overlay-ramdisk-57bra56u/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz
  253 21:16:38.798651  end: 1.5.7 compress-ramdisk (duration 00:00:02) [common]
  254 21:16:38.798834  start: 1.5.8 prepare-kernel (timeout 00:09:36) [common]
  255 21:16:38.798984  start: 1.5.8.1 prepare-fit (timeout 00:09:36) [common]
  256 21:16:38.799120  No mkimage arch provided, not using FIT.
  257 21:16:38.799252  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 21:16:38.799393  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 21:16:38.799560  end: 1.5 prepare-tftp-overlay (duration 00:00:16) [common]
  260 21:16:38.799701  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:36) [common]
  261 21:16:38.799826  No LXC device requested
  262 21:16:38.799916  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 21:16:38.800013  start: 1.7 deploy-device-env (timeout 00:09:36) [common]
  264 21:16:38.800100  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 21:16:38.800188  Checking files for TFTP limit of 4294967296 bytes.
  266 21:16:38.800758  end: 1 tftp-deploy (duration 00:00:24) [common]
  267 21:16:38.800902  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 21:16:38.801040  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 21:16:38.801228  substitutions:
  270 21:16:38.801330  - {DTB}: None
  271 21:16:38.801437  - {INITRD}: 13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz
  272 21:16:38.801534  - {KERNEL}: 13683164/tftp-deploy-ima__o70/kernel/bzImage
  273 21:16:38.801632  - {LAVA_MAC}: None
  274 21:16:38.801728  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la
  275 21:16:38.801817  - {NFS_SERVER_IP}: 192.168.201.1
  276 21:16:38.801914  - {PRESEED_CONFIG}: None
  277 21:16:38.802001  - {PRESEED_LOCAL}: None
  278 21:16:38.802096  - {RAMDISK}: 13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz
  279 21:16:38.802192  - {ROOT_PART}: None
  280 21:16:38.802281  - {ROOT}: None
  281 21:16:38.802350  - {SERVER_IP}: 192.168.201.1
  282 21:16:38.802406  - {TEE}: None
  283 21:16:38.802486  Parsed boot commands:
  284 21:16:38.802572  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 21:16:38.802814  Parsed boot commands: tftpboot 192.168.201.1 13683164/tftp-deploy-ima__o70/kernel/bzImage 13683164/tftp-deploy-ima__o70/kernel/cmdline 13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz
  286 21:16:38.802950  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 21:16:38.803077  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 21:16:38.803211  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 21:16:38.803347  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 21:16:38.803454  Not connected, no need to disconnect.
  291 21:16:38.803574  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 21:16:38.803686  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 21:16:38.803798  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh asus-C433TA-AJ0005-rammus-cbg-3'
  294 21:16:38.808058  Setting prompt string to ['lava-test: # ']
  295 21:16:38.808509  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 21:16:38.808677  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 21:16:38.808815  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 21:16:38.808945  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 21:16:38.809308  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=reboot'
  300 21:16:43.942530  >> Command sent successfully.

  301 21:16:43.945444  Returned 0 in 5 seconds
  302 21:16:44.045936  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 21:16:44.046317  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 21:16:44.046431  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 21:16:44.046522  Setting prompt string to 'Starting depthcharge on rammus...'
  307 21:16:44.046591  Changing prompt to 'Starting depthcharge on rammus...'
  308 21:16:44.046660  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 21:16:44.046956  [Enter `^Ec?' for help]

  310 21:16:44.655346  

  311 21:16:44.655560  

  312 21:16:44.656112  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 21:16:44.656431  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 21:16:44.656544  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 21:16:44.656663  CPU: AES supported, TXT NOT supported, VT supported

  316 21:16:44.656774  MCH: device id 590c (rev 02) is Kabylake-Y

  317 21:16:44.656868  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 21:16:44.660268  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 21:16:44.660420  VBOOT: Loading verstage.

  320 21:16:44.663136  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 21:16:44.666414  CBFS: Locating 'fallback/verstage'

  322 21:16:44.669807  CBFS: Found @ offset 1a0a80 size f47c

  323 21:16:44.683942  

  324 21:16:44.684098  

  325 21:16:44.690477  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 21:16:44.706360  Probing TPM: . done!

  327 21:16:44.709987  TPM ready after 0 ms

  328 21:16:44.712968  Connected to device vid:did:rid of 1ae0:0028:00

  329 21:16:44.723241  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  330 21:16:44.726635  Initialized TPM device CR50 revision 0

  331 21:16:44.772123  tlcl_send_startup: Startup return code is 0

  332 21:16:44.772280  TPM: setup succeeded

  333 21:16:44.784653  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  334 21:16:44.788499  Chrome EC: UHEPI supported

  335 21:16:44.792034  Phase 1

  336 21:16:44.795126  FMAP: Found "FLASH" version 1.1 at c10000.

  337 21:16:44.801893  FMAP: base = ff000000 size = 1000000 #areas = 33

  338 21:16:44.805446  FMAP: area GBB found @ c11000 (978944 bytes)

  339 21:16:44.812070  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  340 21:16:44.812266  Phase 2

  341 21:16:44.815097  Phase 3

  342 21:16:44.818631  FMAP: area GBB found @ c11000 (978944 bytes)

  343 21:16:44.825125  VB2:vb2_report_dev_firmware() This is developer signed firmware

  344 21:16:44.831852  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  345 21:16:44.834760  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  346 21:16:44.841446  VB2:vb2_verify_keyblock() Checking key block signature...

  347 21:16:44.862376  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  348 21:16:44.866094  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  349 21:16:44.872181  VB2:vb2_verify_fw_preamble() Verifying preamble.

  350 21:16:44.878237  Phase 4

  351 21:16:44.881334  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)

  352 21:16:44.887779  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  353 21:16:45.147692  VB2:vb2_rsa_verify_digest() Digest check failed!

  354 21:16:45.151220  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  355 21:16:45.154590  Saving nvdata

  356 21:16:45.157753  Reboot requested (10020007)

  357 21:16:45.161290  board_reset() called!

  358 21:16:45.161492  full_reset() called!

  359 21:16:49.636830  

  360 21:16:49.636993  

  361 21:16:49.643109  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  362 21:16:49.650361  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  363 21:16:49.653457  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  364 21:16:49.660041  CPU: AES supported, TXT NOT supported, VT supported

  365 21:16:49.663276  MCH: device id 590c (rev 02) is Kabylake-Y

  366 21:16:49.670029  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  367 21:16:49.673199  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  368 21:16:49.676588  VBOOT: Loading verstage.

  369 21:16:49.683178  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  370 21:16:49.686267  CBFS: Locating 'fallback/verstage'

  371 21:16:49.689820  CBFS: Found @ offset 1a0a80 size f47c

  372 21:16:49.703482  

  373 21:16:49.703569  

  374 21:16:49.710196  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  375 21:16:49.726244  Probing TPM: . done!

  376 21:16:49.729225  TPM ready after 0 ms

  377 21:16:49.732625  Connected to device vid:did:rid of 1ae0:0028:00

  378 21:16:49.742788  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  379 21:16:49.746569  Initialized TPM device CR50 revision 0

  380 21:16:49.791695  tlcl_send_startup: Startup return code is 0

  381 21:16:49.791817  TPM: setup succeeded

  382 21:16:49.804454  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  383 21:16:49.808710  Chrome EC: UHEPI supported

  384 21:16:49.811611  Phase 1

  385 21:16:49.814898  FMAP: Found "FLASH" version 1.1 at c10000.

  386 21:16:49.821789  FMAP: base = ff000000 size = 1000000 #areas = 33

  387 21:16:49.824824  FMAP: area GBB found @ c11000 (978944 bytes)

  388 21:16:49.831285  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  389 21:16:49.838094  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  390 21:16:49.841657  Recovery requested (1009000e)

  391 21:16:49.841751  Saving nvdata

  392 21:16:49.852340  tlcl_extend: response is 0

  393 21:16:49.861352  tlcl_extend: response is 0

  394 21:16:49.867983  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  395 21:16:49.870947  CBFS: Locating 'fallback/romstage'

  396 21:16:49.874253  CBFS: Found @ offset 80 size 10ffc

  397 21:16:49.878267  

  398 21:16:49.878352  

  399 21:16:49.885004  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  400 21:16:49.892336  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  401 21:16:49.895495  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  402 21:16:49.898933  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  403 21:16:49.905604  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  404 21:16:49.908683  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  405 21:16:49.912229  TCO_STS:   0000 0000

  406 21:16:49.915244  GEN_PMCON: e0040200 0000523a

  407 21:16:49.918735  GBLRST_CAUSE: 00000000 00000000

  408 21:16:49.918827  prev_sleep_state 5

  409 21:16:49.921786  Boot Count incremented to 61288

  410 21:16:49.928206  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  411 21:16:49.931594  CBFS: Locating 'fspm.bin'

  412 21:16:49.934831  CBFS: Found @ offset 103fc0 size 63000

  413 21:16:49.938844  Chrome EC: UHEPI supported

  414 21:16:49.946326  FMAP: Found "FLASH" version 1.1 at c10000.

  415 21:16:49.949865  FMAP: base = ff000000 size = 1000000 #areas = 33

  416 21:16:49.956422  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  417 21:16:49.960449  Probing TPM:  done!

  418 21:16:49.967377  Connected to device vid:did:rid of 1ae0:0028:00

  419 21:16:49.977036  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  420 21:16:49.982806  Initialized TPM device CR50 revision 0

  421 21:16:49.991802  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  422 21:16:49.998383  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  423 21:16:50.001961  MRC cache found, size 1868

  424 21:16:50.005562  bootmode is set to :2

  425 21:16:50.005670  SPD index 1

  426 21:16:50.011572  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  427 21:16:50.015195  CBFS: Locating 'spd.bin'

  428 21:16:50.018318  CBFS: Found @ offset 1a0240 size 800

  429 21:16:50.021809  SPD: module type is LPDDR3

  430 21:16:50.025334  SPD: module part is K4E8E324EB-EGCF   

  431 21:16:50.031598  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  432 21:16:50.035106  SPD: device width 32 bits, bus width 64 bits

  433 21:16:50.041258  SPD: module size is 2048 MB (per channel)

  434 21:16:50.151807  CBMEM:

  435 21:16:50.155063  IMD: root @ 7afff000 254 entries.

  436 21:16:50.158519  IMD: root @ 7affec00 62 entries.

  437 21:16:50.161702  External stage cache:

  438 21:16:50.165179  IMD: root @ 7b3ff000 254 entries.

  439 21:16:50.168338  IMD: root @ 7b3fec00 62 entries.

  440 21:16:50.171780  creating vboot_handoff structure

  441 21:16:50.178540  Chrome EC: clear events_b mask to 0x0000000021004000

  442 21:16:50.191902  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  443 21:16:50.204935  tlcl_write: response is 0

  444 21:16:50.214241  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  445 21:16:50.220771  MRC: TPM MRC hash updated successfully.

  446 21:16:50.220870  2 DIMMs found

  447 21:16:50.224010  top_of_ram = 0x7b000000

  448 21:16:50.230547  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  449 21:16:50.233590  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  450 21:16:50.240364  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  451 21:16:50.243946  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  452 21:16:50.247053  CBFS: Locating 'fallback/postcar'

  453 21:16:50.253620  CBFS: Found @ offset 197000 size 3f04

  454 21:16:50.260267  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  455 21:16:50.270360  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  456 21:16:50.273324  Processing 118 relocs. Offset value of 0x78bd1000

  457 21:16:50.279098  

  458 21:16:50.279190  

  459 21:16:50.285704  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  460 21:16:50.292232  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  461 21:16:50.295837  CBFS: Locating 'fallback/ramstage'

  462 21:16:50.302016  CBFS: Found @ offset e8d80 size 1a462

  463 21:16:50.308670  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  464 21:16:50.345047  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  465 21:16:50.348229  Processing 3657 relocs. Offset value of 0x79d06000

  466 21:16:50.351664  

  467 21:16:50.351751  

  468 21:16:50.358194  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  469 21:16:50.365115  FMAP: Found "FLASH" version 1.1 at c10000.

  470 21:16:50.368091  FMAP: base = ff000000 size = 1000000 #areas = 33

  471 21:16:50.374530  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  472 21:16:50.378214  WARNING: RO_VPD is uninitialized or empty.

  473 21:16:50.381172  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  474 21:16:50.387995  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  475 21:16:50.388083  Normal boot.

  476 21:16:50.394330  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  477 21:16:50.401128  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  478 21:16:50.404650  CBFS: Locating 'cpu_microcode_blob.bin'

  479 21:16:50.407773  CBFS: Found @ offset 11100 size d7c00

  480 21:16:50.410983  microcode: sig=0x806e9 pf=0x10 revision=0x97

  481 21:16:50.414648  Skip microcode update

  482 21:16:50.420648  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  483 21:16:50.424028  CBFS: Locating 'fsps.bin'

  484 21:16:50.427542  CBFS: Found @ offset 167fc0 size 2f000

  485 21:16:50.452790  Detected 2 core, 4 thread CPU.

  486 21:16:50.455872  Setting up SMI for CPU

  487 21:16:50.459374  IED base = 0x7b400000

  488 21:16:50.459463  IED size = 0x00400000

  489 21:16:50.462705  Will perform SMM setup.

  490 21:16:50.469295  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  491 21:16:50.475755  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  492 21:16:50.479390  Processing 16 relocs. Offset value of 0x00030000

  493 21:16:50.482965  Attempting to start 3 APs

  494 21:16:50.486496  Waiting for 10ms after sending INIT.

  495 21:16:50.502758  Waiting for 1st SIPI to complete...done.

  496 21:16:50.502876  AP: slot 2 apic_id 2.

  497 21:16:50.506077  AP: slot 3 apic_id 3.

  498 21:16:50.509310  AP: slot 1 apic_id 1.

  499 21:16:50.512652  Waiting for 2nd SIPI to complete...done.

  500 21:16:50.519193  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  501 21:16:50.526096  Processing 13 relocs. Offset value of 0x00038000

  502 21:16:50.532607  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  503 21:16:50.535979  Installing SMM handler to 0x7b000000

  504 21:16:50.542273  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  505 21:16:50.548977  Processing 243 relocs. Offset value of 0x7b010000

  506 21:16:50.555658  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  507 21:16:50.562460  Processing 13 relocs. Offset value of 0x7b008000

  508 21:16:50.565641  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  509 21:16:50.572401  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  510 21:16:50.578563  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  511 21:16:50.585397  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  512 21:16:50.588833  Clearing SMI status registers

  513 21:16:50.588913  SMI_STS: PM1 

  514 21:16:50.592310  PM1_STS: PWRBTN 

  515 21:16:50.595294  TCO_STS: BOOT SECOND_TO 

  516 21:16:50.595392  New SMBASE 0x7b000000

  517 21:16:50.598473  In relocation handler: CPU 0

  518 21:16:50.605015  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  519 21:16:50.608517  Writing SMRR. base = 0x7b000006, mask=0xff800800

  520 21:16:50.611728  Relocation complete.

  521 21:16:50.611813  New SMBASE 0x7afffc00

  522 21:16:50.615150  In relocation handler: CPU 1

  523 21:16:50.618217  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  524 21:16:50.625033  Writing SMRR. base = 0x7b000006, mask=0xff800800

  525 21:16:50.628504  Relocation complete.

  526 21:16:50.628588  New SMBASE 0x7afff800

  527 21:16:50.631548  In relocation handler: CPU 2

  528 21:16:50.635160  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  529 21:16:50.641668  Writing SMRR. base = 0x7b000006, mask=0xff800800

  530 21:16:50.645044  Relocation complete.

  531 21:16:50.645144  New SMBASE 0x7afff400

  532 21:16:50.647916  In relocation handler: CPU 3

  533 21:16:50.651416  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  534 21:16:50.658011  Writing SMRR. base = 0x7b000006, mask=0xff800800

  535 21:16:50.658134  Relocation complete.

  536 21:16:50.661538  Initializing CPU #0

  537 21:16:50.664702  CPU: vendor Intel device 806e9

  538 21:16:50.668032  CPU: family 06, model 8e, stepping 09

  539 21:16:50.674820  Setting up local APIC... apic_id: 0x00 done.

  540 21:16:50.674924  Turbo is available but hidden

  541 21:16:50.677885  Turbo has been enabled

  542 21:16:50.681362  SGX : param.enable = 0

  543 21:16:50.684373  Skip microcode update

  544 21:16:50.684457  CPU #0 initialized

  545 21:16:50.687576  Initializing CPU #1

  546 21:16:50.687658  Initializing CPU #2

  547 21:16:50.691090  Initializing CPU #3

  548 21:16:50.694278  CPU: vendor Intel device 806e9

  549 21:16:50.697921  CPU: family 06, model 8e, stepping 09

  550 21:16:50.700828  CPU: vendor Intel device 806e9

  551 21:16:50.704100  CPU: family 06, model 8e, stepping 09

  552 21:16:50.710690  Setting up local APIC...CPU: vendor Intel device 806e9

  553 21:16:50.714055  CPU: family 06, model 8e, stepping 09

  554 21:16:50.720817  Setting up local APIC...Setting up local APIC... apic_id: 0x03 done.

  555 21:16:50.724397   apic_id: 0x02 done.

  556 21:16:50.724498  Skip microcode update

  557 21:16:50.727375  Skip microcode update

  558 21:16:50.730741  CPU #3 initialized

  559 21:16:50.730824  CPU #2 initialized

  560 21:16:50.733932   apic_id: 0x01 done.

  561 21:16:50.737069  Skip microcode update

  562 21:16:50.737192  CPU #1 initialized

  563 21:16:50.743935  bsp_do_flight_plan done after 226 msecs.

  564 21:16:50.744024  CPU: frequency set to 3400 MHz

  565 21:16:50.746964  Enabling SMIs.

  566 21:16:50.747069  Locking SMM.

  567 21:16:50.750451  VMX : param.enable = 1

  568 21:16:50.753566  VMX status: enabled, unlocked

  569 21:16:50.756983  SGX: pre-conditions not met

  570 21:16:50.760411  VMX status: enabled, unlocked

  571 21:16:50.763533  VMX status: enabled, unlocked

  572 21:16:50.767246  VMX status: enabled, unlocked

  573 21:16:50.767353  SGX: pre-conditions not met

  574 21:16:50.770454  SGX: pre-conditions not met

  575 21:16:50.773880  SGX: pre-conditions not met

  576 21:16:50.780024  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  577 21:16:50.783445  CBFS: Locating 'vbt.bin'

  578 21:16:50.786876  CBFS: Found @ offset 103a00 size 48e

  579 21:16:50.790016  Found a VBT of 4608 bytes after decompression

  580 21:16:50.795060  psys_pmax = 360

  581 21:16:50.798632  FMAP: area GBB found @ c11000 (978944 bytes)

  582 21:16:50.911019  ITSS IRQ Polarities Before:

  583 21:16:50.914543  IPC0: 0x00ff4000

  584 21:16:50.914644  IPC1: 0x00000007

  585 21:16:50.917907  IPC2: 0x00000000

  586 21:16:50.917990  IPC3: 0x00000000

  587 21:16:50.921097  ITSS IRQ Polarities After:

  588 21:16:50.924304  IPC0: 0x00ff4000

  589 21:16:50.924387  IPC1: 0x00000007

  590 21:16:50.927714  IPC2: 0x00000000

  591 21:16:50.927801  IPC3: 0x00000000

  592 21:16:50.934210  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  593 21:16:50.940780  BS: BS_DEV_INIT_CHIPS times (us): entry 373501 run 169482 exit 0

  594 21:16:50.944124  Enumerating buses...

  595 21:16:50.947286  Show all devs... Before device enumeration.

  596 21:16:50.950604  Root Device: enabled 1

  597 21:16:50.950687  CPU_CLUSTER: 0: enabled 1

  598 21:16:50.954165  DOMAIN: 0000: enabled 1

  599 21:16:50.957240  APIC: 00: enabled 1

  600 21:16:50.960525  PCI: 00:00.0: enabled 1

  601 21:16:50.960610  PCI: 00:02.0: enabled 1

  602 21:16:50.964125  PCI: 00:14.0: enabled 1

  603 21:16:50.967137  PCI: 00:14.1: enabled 0

  604 21:16:50.967221  PCI: 00:14.2: enabled 1

  605 21:16:50.970688  PCI: 00:15.0: enabled 1

  606 21:16:50.974168  PCI: 00:15.1: enabled 1

  607 21:16:50.977315  PCI: 00:15.2: enabled 0

  608 21:16:50.977397  PCI: 00:15.3: enabled 0

  609 21:16:50.980604  PCI: 00:16.0: enabled 1

  610 21:16:50.984090  PCI: 00:16.1: enabled 0

  611 21:16:50.987365  PCI: 00:16.2: enabled 0

  612 21:16:50.987508  PCI: 00:16.3: enabled 0

  613 21:16:50.990710  PCI: 00:16.4: enabled 0

  614 21:16:50.993639  PCI: 00:17.0: enabled 0

  615 21:16:50.997121  PCI: 00:19.0: enabled 1

  616 21:16:50.997242  PCI: 00:19.1: enabled 1

  617 21:16:51.000269  PCI: 00:19.2: enabled 0

  618 21:16:51.003790  PCI: 00:1c.0: enabled 1

  619 21:16:51.003910  PCI: 00:1c.1: enabled 0

  620 21:16:51.007210  PCI: 00:1c.2: enabled 0

  621 21:16:51.010488  PCI: 00:1c.3: enabled 0

  622 21:16:51.013854  PCI: 00:1c.4: enabled 0

  623 21:16:51.013975  PCI: 00:1c.5: enabled 0

  624 21:16:51.016899  PCI: 00:1c.6: enabled 0

  625 21:16:51.020555  PCI: 00:1c.7: enabled 0

  626 21:16:51.023936  PCI: 00:1d.0: enabled 0

  627 21:16:51.024056  PCI: 00:1d.1: enabled 0

  628 21:16:51.026754  PCI: 00:1d.2: enabled 0

  629 21:16:51.029969  PCI: 00:1d.3: enabled 0

  630 21:16:51.033565  PCI: 00:1e.0: enabled 1

  631 21:16:51.033687  PCI: 00:1e.1: enabled 0

  632 21:16:51.037133  PCI: 00:1e.2: enabled 1

  633 21:16:51.040165  PCI: 00:1e.3: enabled 0

  634 21:16:51.043717  PCI: 00:1e.4: enabled 1

  635 21:16:51.043849  PCI: 00:1e.5: enabled 0

  636 21:16:51.046542  PCI: 00:1e.6: enabled 1

  637 21:16:51.050128  PCI: 00:1f.0: enabled 1

  638 21:16:51.050248  PCI: 00:1f.1: enabled 1

  639 21:16:51.053165  PCI: 00:1f.2: enabled 1

  640 21:16:51.056729  PCI: 00:1f.3: enabled 1

  641 21:16:51.059967  PCI: 00:1f.4: enabled 1

  642 21:16:51.060099  PCI: 00:1f.5: enabled 1

  643 21:16:51.063547  PCI: 00:1f.6: enabled 0

  644 21:16:51.066566  USB0 port 0: enabled 1

  645 21:16:51.070076  I2C: 00:5c: enabled 1

  646 21:16:51.070195  I2C: 00:15: enabled 1

  647 21:16:51.073056  I2C: 00:39: enabled 1

  648 21:16:51.076765  I2C: 00:3a: enabled 1

  649 21:16:51.076887  I2C: 00:1a: enabled 1

  650 21:16:51.079793  PCI: 00:00.0: enabled 1

  651 21:16:51.083279  SPI: 00: enabled 1

  652 21:16:51.083405  PNP: 0c09.0: enabled 1

  653 21:16:51.086663  USB2 port 0: enabled 1

  654 21:16:51.089897  USB2 port 1: enabled 1

  655 21:16:51.090017  USB2 port 2: enabled 1

  656 21:16:51.092974  USB2 port 4: enabled 1

  657 21:16:51.096272  USB2 port 8: enabled 1

  658 21:16:51.096399  APIC: 01: enabled 1

  659 21:16:51.099453  APIC: 02: enabled 1

  660 21:16:51.102900  APIC: 03: enabled 1

  661 21:16:51.103021  Compare with tree...

  662 21:16:51.105953  Root Device: enabled 1

  663 21:16:51.109468   CPU_CLUSTER: 0: enabled 1

  664 21:16:51.112547    APIC: 00: enabled 1

  665 21:16:51.112667    APIC: 01: enabled 1

  666 21:16:51.116219    APIC: 02: enabled 1

  667 21:16:51.119435    APIC: 03: enabled 1

  668 21:16:51.119555   DOMAIN: 0000: enabled 1

  669 21:16:51.122860    PCI: 00:00.0: enabled 1

  670 21:16:51.125851    PCI: 00:02.0: enabled 1

  671 21:16:51.129073    PCI: 00:14.0: enabled 1

  672 21:16:51.129193     USB0 port 0: enabled 1

  673 21:16:51.132553      USB2 port 0: enabled 1

  674 21:16:51.135989      USB2 port 1: enabled 1

  675 21:16:51.139162      USB2 port 2: enabled 1

  676 21:16:51.142304      USB2 port 4: enabled 1

  677 21:16:51.145851      USB2 port 8: enabled 1

  678 21:16:51.145977    PCI: 00:14.1: enabled 0

  679 21:16:51.149142    PCI: 00:14.2: enabled 1

  680 21:16:51.152308    PCI: 00:15.0: enabled 1

  681 21:16:51.155770     I2C: 00:5c: enabled 1

  682 21:16:51.158893    PCI: 00:15.1: enabled 1

  683 21:16:51.159022     I2C: 00:15: enabled 1

  684 21:16:51.162474    PCI: 00:15.2: enabled 0

  685 21:16:51.165794    PCI: 00:15.3: enabled 0

  686 21:16:51.169077    PCI: 00:16.0: enabled 1

  687 21:16:51.169203    PCI: 00:16.1: enabled 0

  688 21:16:51.172162    PCI: 00:16.2: enabled 0

  689 21:16:51.175895    PCI: 00:16.3: enabled 0

  690 21:16:51.178830    PCI: 00:16.4: enabled 0

  691 21:16:51.182480    PCI: 00:17.0: enabled 0

  692 21:16:51.182610    PCI: 00:19.0: enabled 1

  693 21:16:51.185405    PCI: 00:19.1: enabled 1

  694 21:16:51.188795     I2C: 00:39: enabled 1

  695 21:16:51.192515     I2C: 00:3a: enabled 1

  696 21:16:51.195438     I2C: 00:1a: enabled 1

  697 21:16:51.195558    PCI: 00:19.2: enabled 0

  698 21:16:51.198860    PCI: 00:1c.0: enabled 1

  699 21:16:51.202282     PCI: 00:00.0: enabled 1

  700 21:16:51.205255    PCI: 00:1c.1: enabled 0

  701 21:16:51.208854    PCI: 00:1c.2: enabled 0

  702 21:16:51.208937    PCI: 00:1c.3: enabled 0

  703 21:16:51.212365    PCI: 00:1c.4: enabled 0

  704 21:16:51.215315    PCI: 00:1c.5: enabled 0

  705 21:16:51.218715    PCI: 00:1c.6: enabled 0

  706 21:16:51.221892    PCI: 00:1c.7: enabled 0

  707 21:16:51.221970    PCI: 00:1d.0: enabled 0

  708 21:16:51.225568    PCI: 00:1d.1: enabled 0

  709 21:16:51.228496    PCI: 00:1d.2: enabled 0

  710 21:16:51.231807    PCI: 00:1d.3: enabled 0

  711 21:16:51.231883    PCI: 00:1e.0: enabled 1

  712 21:16:51.235121    PCI: 00:1e.1: enabled 0

  713 21:16:51.238654    PCI: 00:1e.2: enabled 1

  714 21:16:51.241751     SPI: 00: enabled 1

  715 21:16:51.245218    PCI: 00:1e.3: enabled 0

  716 21:16:51.245304    PCI: 00:1e.4: enabled 1

  717 21:16:51.248591    PCI: 00:1e.5: enabled 0

  718 21:16:51.251747    PCI: 00:1e.6: enabled 1

  719 21:16:51.254985    PCI: 00:1f.0: enabled 1

  720 21:16:51.258473     PNP: 0c09.0: enabled 1

  721 21:16:51.258559    PCI: 00:1f.1: enabled 1

  722 21:16:51.261554    PCI: 00:1f.2: enabled 1

  723 21:16:51.265134    PCI: 00:1f.3: enabled 1

  724 21:16:51.268282    PCI: 00:1f.4: enabled 1

  725 21:16:51.271331    PCI: 00:1f.5: enabled 1

  726 21:16:51.271416    PCI: 00:1f.6: enabled 0

  727 21:16:51.274680  Root Device scanning...

  728 21:16:51.277866  root_dev_scan_bus for Root Device

  729 21:16:51.281272  CPU_CLUSTER: 0 enabled

  730 21:16:51.281358  DOMAIN: 0000 enabled

  731 21:16:51.284763  DOMAIN: 0000 scanning...

  732 21:16:51.287712  PCI: pci_scan_bus for bus 00

  733 21:16:51.291041  PCI: 00:00.0 [8086/0000] ops

  734 21:16:51.294697  PCI: 00:00.0 [8086/590c] enabled

  735 21:16:51.297650  PCI: 00:02.0 [8086/0000] ops

  736 21:16:51.301247  PCI: 00:02.0 [8086/591c] enabled

  737 21:16:51.304374  PCI: 00:04.0 [8086/1903] enabled

  738 21:16:51.308071  PCI: 00:08.0 [8086/1911] enabled

  739 21:16:51.311149  PCI: 00:14.0 [8086/0000] bus ops

  740 21:16:51.314541  PCI: 00:14.0 [8086/9d2f] enabled

  741 21:16:51.317824  PCI: 00:14.2 [8086/9d31] enabled

  742 21:16:51.320982  PCI: 00:15.0 [8086/0000] bus ops

  743 21:16:51.324120  PCI: 00:15.0 [8086/9d60] enabled

  744 21:16:51.327662  PCI: 00:15.1 [8086/0000] bus ops

  745 21:16:51.330746  PCI: 00:15.1 [8086/9d61] enabled

  746 21:16:51.333971  PCI: 00:16.0 [8086/0000] ops

  747 21:16:51.337447  PCI: 00:16.0 [8086/9d3a] enabled

  748 21:16:51.340728  PCI: 00:19.0 [8086/0000] ops

  749 21:16:51.343824  PCI: 00:19.0 [8086/9d66] enabled

  750 21:16:51.347570  PCI: 00:19.1 [8086/0000] bus ops

  751 21:16:51.350574  PCI: 00:19.1 [8086/9d65] enabled

  752 21:16:51.354147  PCI: 00:1c.0 [8086/0000] bus ops

  753 21:16:51.357344  PCI: 00:1c.0 [8086/9d10] enabled

  754 21:16:51.360382  PCI: 00:1e.0 [8086/0000] ops

  755 21:16:51.363587  PCI: 00:1e.0 [8086/9d27] enabled

  756 21:16:51.367231  PCI: 00:1e.2 [8086/0000] bus ops

  757 21:16:51.370342  PCI: 00:1e.2 [8086/9d29] enabled

  758 21:16:51.373873  PCI: 00:1e.4 [8086/9d2b] enabled

  759 21:16:51.376883  PCI: 00:1e.6 [8086/0000] ops

  760 21:16:51.380340  PCI: 00:1e.6 [8086/9d2d] enabled

  761 21:16:51.383759  PCI: 00:1f.0 [8086/0000] bus ops

  762 21:16:51.386824  PCI: 00:1f.0 [8086/9d4b] enabled

  763 21:16:51.390135  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  764 21:16:51.393706  PCI: 00:1f.2 [8086/0000] bus ops

  765 21:16:51.396782  PCI: 00:1f.2 [8086/9d21] enabled

  766 21:16:51.400359  PCI: 00:1f.3 [8086/0000] bus ops

  767 21:16:51.403282  PCI: 00:1f.3 [8086/9d71] enabled

  768 21:16:51.406814  PCI: 00:1f.4 [8086/0000] bus ops

  769 21:16:51.410303  PCI: 00:1f.4 [8086/9d23] enabled

  770 21:16:51.413320  PCI: 00:1f.5 [8086/0000] bus ops

  771 21:16:51.416590  PCI: 00:1f.5 [8086/9d24] enabled

  772 21:16:51.420033  PCI: 00:14.0 scanning...

  773 21:16:51.423446  scan_usb_bus for PCI: 00:14.0

  774 21:16:51.427143  USB0 port 0 enabled

  775 21:16:51.427273  USB0 port 0 scanning...

  776 21:16:51.429778  scan_usb_bus for USB0 port 0

  777 21:16:51.433186  USB2 port 0 enabled

  778 21:16:51.436746  USB2 port 1 enabled

  779 21:16:51.436868  USB2 port 2 enabled

  780 21:16:51.439711  USB2 port 4 enabled

  781 21:16:51.439828  USB2 port 8 enabled

  782 21:16:51.443161  USB2 port 0 scanning...

  783 21:16:51.446431  scan_usb_bus for USB2 port 0

  784 21:16:51.450022  scan_usb_bus for USB2 port 0 done

  785 21:16:51.456760  scan_bus: scanning of bus USB2 port 0 took 8981 usecs

  786 21:16:51.459804  USB2 port 1 scanning...

  787 21:16:51.459891  scan_usb_bus for USB2 port 1

  788 21:16:51.463218  scan_usb_bus for USB2 port 1 done

  789 21:16:51.469498  scan_bus: scanning of bus USB2 port 1 took 8974 usecs

  790 21:16:51.472818  USB2 port 2 scanning...

  791 21:16:51.476335  scan_usb_bus for USB2 port 2

  792 21:16:51.479431  scan_usb_bus for USB2 port 2 done

  793 21:16:51.482979  scan_bus: scanning of bus USB2 port 2 took 8964 usecs

  794 21:16:51.486065  USB2 port 4 scanning...

  795 21:16:51.489378  scan_usb_bus for USB2 port 4

  796 21:16:51.492713  scan_usb_bus for USB2 port 4 done

  797 21:16:51.499252  scan_bus: scanning of bus USB2 port 4 took 8974 usecs

  798 21:16:51.502221  USB2 port 8 scanning...

  799 21:16:51.505876  scan_usb_bus for USB2 port 8

  800 21:16:51.508797  scan_usb_bus for USB2 port 8 done

  801 21:16:51.512590  scan_bus: scanning of bus USB2 port 8 took 8967 usecs

  802 21:16:51.515602  scan_usb_bus for USB0 port 0 done

  803 21:16:51.522404  scan_bus: scanning of bus USB0 port 0 took 90959 usecs

  804 21:16:51.525372  scan_usb_bus for PCI: 00:14.0 done

  805 21:16:51.532264  scan_bus: scanning of bus PCI: 00:14.0 took 107754 usecs

  806 21:16:51.532354  PCI: 00:15.0 scanning...

  807 21:16:51.535388  scan_generic_bus for PCI: 00:15.0

  808 21:16:51.542033  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  809 21:16:51.545554  scan_generic_bus for PCI: 00:15.0 done

  810 21:16:51.551839  scan_bus: scanning of bus PCI: 00:15.0 took 14208 usecs

  811 21:16:51.551923  PCI: 00:15.1 scanning...

  812 21:16:51.555510  scan_generic_bus for PCI: 00:15.1

  813 21:16:51.561711  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  814 21:16:51.565338  scan_generic_bus for PCI: 00:15.1 done

  815 21:16:51.571642  scan_bus: scanning of bus PCI: 00:15.1 took 14149 usecs

  816 21:16:51.571726  PCI: 00:19.1 scanning...

  817 21:16:51.574844  scan_generic_bus for PCI: 00:19.1

  818 21:16:51.581786  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  819 21:16:51.584884  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  820 21:16:51.588386  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  821 21:16:51.591534  scan_generic_bus for PCI: 00:19.1 done

  822 21:16:51.598025  scan_bus: scanning of bus PCI: 00:19.1 took 22359 usecs

  823 21:16:51.601314  PCI: 00:1c.0 scanning...

  824 21:16:51.604870  do_pci_scan_bridge for PCI: 00:1c.0

  825 21:16:51.607931  PCI: pci_scan_bus for bus 01

  826 21:16:51.611476  PCI: 01:00.0 [8086/095a] enabled

  827 21:16:51.614588  Capability: type 0x01 @ 0xc8

  828 21:16:51.618121  Capability: type 0x05 @ 0xd0

  829 21:16:51.618201  Capability: type 0x10 @ 0x40

  830 21:16:51.621133  Capability: type 0x10 @ 0x40

  831 21:16:51.624251  Enabling Common Clock Configuration

  832 21:16:51.631307  L1 Sub-State supported from root port 28

  833 21:16:51.634539  L1 Sub-State Support = 0xf

  834 21:16:51.634622  CommonModeRestoreTime = 0x28

  835 21:16:51.640925  Power On Value = 0x1e, Power On Scale = 0x0

  836 21:16:51.641018  ASPM: Enabled L1

  837 21:16:51.644266  Capability: type 0x01 @ 0xc8

  838 21:16:51.647293  Capability: type 0x05 @ 0xd0

  839 21:16:51.650823  Capability: type 0x10 @ 0x40

  840 21:16:51.657457  scan_bus: scanning of bus PCI: 00:1c.0 took 53527 usecs

  841 21:16:51.660515  PCI: 00:1e.2 scanning...

  842 21:16:51.664046  scan_generic_bus for PCI: 00:1e.2

  843 21:16:51.667457  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  844 21:16:51.670711  scan_generic_bus for PCI: 00:1e.2 done

  845 21:16:51.677239  scan_bus: scanning of bus PCI: 00:1e.2 took 13865 usecs

  846 21:16:51.677326  PCI: 00:1f.0 scanning...

  847 21:16:51.680265  scan_lpc_bus for PCI: 00:1f.0

  848 21:16:51.683713  PNP: 0c09.0 enabled

  849 21:16:51.687248  scan_lpc_bus for PCI: 00:1f.0 done

  850 21:16:51.693718  scan_bus: scanning of bus PCI: 00:1f.0 took 11312 usecs

  851 21:16:51.693807  PCI: 00:1f.2 scanning...

  852 21:16:51.697309  scan_lpc_bus for PCI: 00:1f.2

  853 21:16:51.700350  scan_lpc_bus for PCI: 00:1f.2 done

  854 21:16:51.706793  scan_bus: scanning of bus PCI: 00:1f.2 took 9263 usecs

  855 21:16:51.710446  PCI: 00:1f.3 scanning...

  856 21:16:51.717067  scan_bus: scanning of bus PCI: 00:1f.3 took 2716 usecs

  857 21:16:51.717159  PCI: 00:1f.4 scanning...

  858 21:16:51.720062  scan_generic_bus for PCI: 00:1f.4

  859 21:16:51.726616  scan_generic_bus for PCI: 00:1f.4 done

  860 21:16:51.730374  scan_bus: scanning of bus PCI: 00:1f.4 took 10044 usecs

  861 21:16:51.733323  PCI: 00:1f.5 scanning...

  862 21:16:51.736688  scan_generic_bus for PCI: 00:1f.5

  863 21:16:51.740154  scan_generic_bus for PCI: 00:1f.5 done

  864 21:16:51.746820  scan_bus: scanning of bus PCI: 00:1f.5 took 10043 usecs

  865 21:16:51.753347  scan_bus: scanning of bus DOMAIN: 0000 took 466098 usecs

  866 21:16:51.756637  root_dev_scan_bus for Root Device done

  867 21:16:51.763116  scan_bus: scanning of bus Root Device took 486210 usecs

  868 21:16:51.763231  done

  869 21:16:51.766771  Chrome EC: UHEPI supported

  870 21:16:51.773404  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  871 21:16:51.776970  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  872 21:16:51.786551  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  873 21:16:51.793286  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  874 21:16:51.796407  SPI flash protection: WPSW=0 SRP0=0

  875 21:16:51.803244  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  876 21:16:51.809606  BS: BS_DEV_ENUMERATE times (us): entry 0 run 826005 exit 39557

  877 21:16:51.809690  found VGA at PCI: 00:02.0

  878 21:16:51.812992  Setting up VGA for PCI: 00:02.0

  879 21:16:51.819625  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  880 21:16:51.822843  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  881 21:16:51.826415  Allocating resources...

  882 21:16:51.829413  Reading resources...

  883 21:16:51.832600  Root Device read_resources bus 0 link: 0

  884 21:16:51.836115  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  885 21:16:51.842394  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  886 21:16:51.845964  DOMAIN: 0000 read_resources bus 0 link: 0

  887 21:16:51.852463  PCI: 00:14.0 read_resources bus 0 link: 0

  888 21:16:51.855750  USB0 port 0 read_resources bus 0 link: 0

  889 21:16:51.862888  USB0 port 0 read_resources bus 0 link: 0 done

  890 21:16:51.865719  PCI: 00:14.0 read_resources bus 0 link: 0 done

  891 21:16:51.872664  PCI: 00:15.0 read_resources bus 1 link: 0

  892 21:16:51.875605  PCI: 00:15.0 read_resources bus 1 link: 0 done

  893 21:16:51.882269  PCI: 00:15.1 read_resources bus 2 link: 0

  894 21:16:51.885691  PCI: 00:15.1 read_resources bus 2 link: 0 done

  895 21:16:51.892364  PCI: 00:19.1 read_resources bus 3 link: 0

  896 21:16:51.895448  PCI: 00:19.1 read_resources bus 3 link: 0 done

  897 21:16:51.898792  PCI: 00:1c.0 read_resources bus 1 link: 0

  898 21:16:51.905869  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  899 21:16:51.909365  PCI: 00:1e.2 read_resources bus 4 link: 0

  900 21:16:51.915564  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  901 21:16:51.919056  PCI: 00:1f.0 read_resources bus 0 link: 0

  902 21:16:51.925542  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  903 21:16:51.932354  DOMAIN: 0000 read_resources bus 0 link: 0 done

  904 21:16:51.935877  Root Device read_resources bus 0 link: 0 done

  905 21:16:51.938907  Done reading resources.

  906 21:16:51.942389  Show resources in subtree (Root Device)...After reading.

  907 21:16:51.948684   Root Device child on link 0 CPU_CLUSTER: 0

  908 21:16:51.952143    CPU_CLUSTER: 0 child on link 0 APIC: 00

  909 21:16:51.952224     APIC: 00

  910 21:16:51.955589     APIC: 01

  911 21:16:51.955668     APIC: 02

  912 21:16:51.959021     APIC: 03

  913 21:16:51.962151    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  914 21:16:51.971757    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  915 21:16:51.981706    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  916 21:16:51.981823     PCI: 00:00.0

  917 21:16:51.991897     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  918 21:16:52.001462     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  919 21:16:52.011805     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  920 21:16:52.021290     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  921 21:16:52.027921     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  922 21:16:52.037950     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  923 21:16:52.047622     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  924 21:16:52.057740     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  925 21:16:52.064375     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  926 21:16:52.074323     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  927 21:16:52.084436     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  928 21:16:52.094303     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  929 21:16:52.103919     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  930 21:16:52.113628     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  931 21:16:52.123529     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  932 21:16:52.123616     PCI: 00:02.0

  933 21:16:52.133662     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  934 21:16:52.143659     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  935 21:16:52.153247     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  936 21:16:52.153336     PCI: 00:04.0

  937 21:16:52.163542     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  938 21:16:52.166751     PCI: 00:08.0

  939 21:16:52.176445     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  940 21:16:52.180131     PCI: 00:14.0 child on link 0 USB0 port 0

  941 21:16:52.189949     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  942 21:16:52.196420      USB0 port 0 child on link 0 USB2 port 0

  943 21:16:52.196528       USB2 port 0

  944 21:16:52.199996       USB2 port 1

  945 21:16:52.200083       USB2 port 2

  946 21:16:52.202837       USB2 port 4

  947 21:16:52.202913       USB2 port 8

  948 21:16:52.206265     PCI: 00:14.1

  949 21:16:52.206369     PCI: 00:14.2

  950 21:16:52.216219     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  951 21:16:52.223016     PCI: 00:15.0 child on link 0 I2C: 01:5c

  952 21:16:52.232853     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  953 21:16:52.232943      I2C: 01:5c

  954 21:16:52.236296     PCI: 00:15.1 child on link 0 I2C: 02:15

  955 21:16:52.245916     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  956 21:16:52.249481      I2C: 02:15

  957 21:16:52.249592     PCI: 00:15.2

  958 21:16:52.252517     PCI: 00:15.3

  959 21:16:52.252594     PCI: 00:16.0

  960 21:16:52.262531     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  961 21:16:52.266138     PCI: 00:16.1

  962 21:16:52.266245     PCI: 00:16.2

  963 21:16:52.269093     PCI: 00:16.3

  964 21:16:52.269240     PCI: 00:16.4

  965 21:16:52.272595     PCI: 00:17.0

  966 21:16:52.272700     PCI: 00:19.0

  967 21:16:52.286011     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  968 21:16:52.295771     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  969 21:16:52.299104     PCI: 00:19.1 child on link 0 I2C: 03:39

  970 21:16:52.308687     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  971 21:16:52.308789      I2C: 03:39

  972 21:16:52.312209      I2C: 03:3a

  973 21:16:52.312286      I2C: 03:1a

  974 21:16:52.315830     PCI: 00:19.2

  975 21:16:52.318705     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  976 21:16:52.328828     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  977 21:16:52.338424     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  978 21:16:52.345320     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  979 21:16:52.348695      PCI: 01:00.0

  980 21:16:52.358417      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  981 21:16:52.361903     PCI: 00:1c.1

  982 21:16:52.362028     PCI: 00:1c.2

  983 21:16:52.365321     PCI: 00:1c.3

  984 21:16:52.365462     PCI: 00:1c.4

  985 21:16:52.368464     PCI: 00:1c.5

  986 21:16:52.368595     PCI: 00:1c.6

  987 21:16:52.371965     PCI: 00:1c.7

  988 21:16:52.372089     PCI: 00:1d.0

  989 21:16:52.374822     PCI: 00:1d.1

  990 21:16:52.374946     PCI: 00:1d.2

  991 21:16:52.378425     PCI: 00:1d.3

  992 21:16:52.378545     PCI: 00:1e.0

  993 21:16:52.388289     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  994 21:16:52.391805     PCI: 00:1e.1

  995 21:16:52.394693     PCI: 00:1e.2 child on link 0 SPI: 00

  996 21:16:52.405137     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  997 21:16:52.405337      SPI: 00

  998 21:16:52.408116     PCI: 00:1e.3

  999 21:16:52.408242     PCI: 00:1e.4

 1000 21:16:52.417842     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1001 21:16:52.421376     PCI: 00:1e.5

 1002 21:16:52.421527     PCI: 00:1e.6

 1003 21:16:52.431226     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1004 21:16:52.434640     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1005 21:16:52.444668     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1006 21:16:52.447759      PNP: 0c09.0

 1007 21:16:52.454526      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1008 21:16:52.457741     PCI: 00:1f.1

 1009 21:16:52.457851     PCI: 00:1f.2

 1010 21:16:52.467548     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1011 21:16:52.477304     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1012 21:16:52.487253     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1013 21:16:52.487408     PCI: 00:1f.3

 1014 21:16:52.497523     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1015 21:16:52.507611     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1016 21:16:52.510948     PCI: 00:1f.4

 1017 21:16:52.516984     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1018 21:16:52.527073     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1019 21:16:52.530656     PCI: 00:1f.5

 1020 21:16:52.540439     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1021 21:16:52.540591     PCI: 00:1f.6

 1022 21:16:52.547063  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1023 21:16:52.553390  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1024 21:16:52.560193  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1025 21:16:52.563397  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1026 21:16:52.570185  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1027 21:16:52.576891  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1028 21:16:52.583505  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1029 21:16:52.593072  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1030 21:16:52.642706  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1031 21:16:52.643159  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1032 21:16:52.643321  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1033 21:16:52.643467  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1034 21:16:52.643610  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1035 21:16:52.643762  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1036 21:16:52.643893  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1037 21:16:52.644042  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1038 21:16:52.644168  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1039 21:16:52.651438  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1040 21:16:52.651648  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1041 21:16:52.654891  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1042 21:16:52.661221  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1043 21:16:52.664732  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1044 21:16:52.671272  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1045 21:16:52.674585  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1046 21:16:52.681026  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1047 21:16:52.684544  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1048 21:16:52.688027  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1049 21:16:52.694694  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1050 21:16:52.697846  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1051 21:16:52.704187  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1052 21:16:52.707550  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1053 21:16:52.714409  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1054 21:16:52.720982  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1055 21:16:52.723989  avoid_fixed_resources: DOMAIN: 0000

 1056 21:16:52.730581  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1057 21:16:52.737436  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1058 21:16:52.743935  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1059 21:16:52.754185  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1060 21:16:52.760777  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1061 21:16:52.767179  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1062 21:16:52.776912  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1063 21:16:52.783471  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1064 21:16:52.790176  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1065 21:16:52.800081  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1066 21:16:52.806630  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1067 21:16:52.813594  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1068 21:16:52.816782  Setting resources...

 1069 21:16:52.823128  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1070 21:16:52.826608  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1071 21:16:52.833415  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1072 21:16:52.836799  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1073 21:16:52.842933  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1074 21:16:52.853252  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1075 21:16:52.856243  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1076 21:16:52.862858  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1077 21:16:52.866667  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1078 21:16:52.872954  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1079 21:16:52.876550  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1080 21:16:52.882903  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1081 21:16:52.886054  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1082 21:16:52.892812  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1083 21:16:52.895936  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1084 21:16:52.902921  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1085 21:16:52.905831  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1086 21:16:52.909322  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1087 21:16:52.922490  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1088 21:16:52.922720  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1089 21:16:52.925849  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1090 21:16:52.928904  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1091 21:16:52.935957  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1092 21:16:52.938927  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1093 21:16:52.945547  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1094 21:16:52.948773  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1095 21:16:52.955376  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1096 21:16:52.962012  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1097 21:16:52.968601  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1098 21:16:52.975124  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1099 21:16:52.985519  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1100 21:16:52.988863  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1101 21:16:52.995322  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1102 21:16:53.001796  Root Device assign_resources, bus 0 link: 0

 1103 21:16:53.005262  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1104 21:16:53.015090  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1105 21:16:53.021675  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1106 21:16:53.031435  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1107 21:16:53.038054  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1108 21:16:53.044596  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1109 21:16:53.054565  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1110 21:16:53.057874  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1111 21:16:53.064596  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1112 21:16:53.071164  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1113 21:16:53.080942  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1114 21:16:53.084087  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1115 21:16:53.087638  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1116 21:16:53.097669  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1117 21:16:53.100637  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1118 21:16:53.107168  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1119 21:16:53.113853  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1120 21:16:53.123936  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1121 21:16:53.130406  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1122 21:16:53.133837  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1123 21:16:53.140437  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1124 21:16:53.146711  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1125 21:16:53.156677  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1126 21:16:53.166573  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1127 21:16:53.169988  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1128 21:16:53.179557  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1129 21:16:53.182825  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1130 21:16:53.189671  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1131 21:16:53.199692  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1132 21:16:53.203236  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1133 21:16:53.209483  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1134 21:16:53.216410  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1135 21:16:53.225806  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1136 21:16:53.229818  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1137 21:16:53.236050  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1138 21:16:53.239040  LPC: Trying to open IO window from 800 size 1ff

 1139 21:16:53.245737  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1140 21:16:53.255495  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1141 21:16:53.262364  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1142 21:16:53.272230  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1143 21:16:53.278678  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1144 21:16:53.285560  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1145 21:16:53.288513  Root Device assign_resources, bus 0 link: 0

 1146 21:16:53.292134  Done setting resources.

 1147 21:16:53.298720  Show resources in subtree (Root Device)...After assigning values.

 1148 21:16:53.302180   Root Device child on link 0 CPU_CLUSTER: 0

 1149 21:16:53.305255    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1150 21:16:53.308382     APIC: 00

 1151 21:16:53.308606     APIC: 01

 1152 21:16:53.308754     APIC: 02

 1153 21:16:53.312012     APIC: 03

 1154 21:16:53.314939    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1155 21:16:53.324803    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1156 21:16:53.334939    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1157 21:16:53.338119     PCI: 00:00.0

 1158 21:16:53.347835     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1159 21:16:53.358034     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1160 21:16:53.364865     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1161 21:16:53.374357     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1162 21:16:53.384598     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1163 21:16:53.394226     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1164 21:16:53.404198     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1165 21:16:53.414432     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1166 21:16:53.420624     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1167 21:16:53.430931     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1168 21:16:53.440642     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1169 21:16:53.450659     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1170 21:16:53.460532     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1171 21:16:53.470665     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1172 21:16:53.476673     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1173 21:16:53.480242     PCI: 00:02.0

 1174 21:16:53.490045     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1175 21:16:53.500050     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1176 21:16:53.509925     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1177 21:16:53.513132     PCI: 00:04.0

 1178 21:16:53.523219     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1179 21:16:53.523460     PCI: 00:08.0

 1180 21:16:53.533216     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1181 21:16:53.539979     PCI: 00:14.0 child on link 0 USB0 port 0

 1182 21:16:53.549553     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1183 21:16:53.552853      USB0 port 0 child on link 0 USB2 port 0

 1184 21:16:53.556272       USB2 port 0

 1185 21:16:53.556445       USB2 port 1

 1186 21:16:53.559485       USB2 port 2

 1187 21:16:53.559619       USB2 port 4

 1188 21:16:53.563291       USB2 port 8

 1189 21:16:53.563457     PCI: 00:14.1

 1190 21:16:53.566280     PCI: 00:14.2

 1191 21:16:53.575957     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1192 21:16:53.579472     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1193 21:16:53.589378     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1194 21:16:53.592733      I2C: 01:5c

 1195 21:16:53.595959     PCI: 00:15.1 child on link 0 I2C: 02:15

 1196 21:16:53.605741     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1197 21:16:53.609214      I2C: 02:15

 1198 21:16:53.609347     PCI: 00:15.2

 1199 21:16:53.612397     PCI: 00:15.3

 1200 21:16:53.612523     PCI: 00:16.0

 1201 21:16:53.622467     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1202 21:16:53.625599     PCI: 00:16.1

 1203 21:16:53.625739     PCI: 00:16.2

 1204 21:16:53.629197     PCI: 00:16.3

 1205 21:16:53.629345     PCI: 00:16.4

 1206 21:16:53.632192     PCI: 00:17.0

 1207 21:16:53.632306     PCI: 00:19.0

 1208 21:16:53.645316     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1209 21:16:53.655333     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1210 21:16:53.658760     PCI: 00:19.1 child on link 0 I2C: 03:39

 1211 21:16:53.668989     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1212 21:16:53.672018      I2C: 03:39

 1213 21:16:53.672188      I2C: 03:3a

 1214 21:16:53.675028      I2C: 03:1a

 1215 21:16:53.675186     PCI: 00:19.2

 1216 21:16:53.678425     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1217 21:16:53.688261     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1218 21:16:53.698439     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1219 21:16:53.708137     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1220 21:16:53.711380      PCI: 01:00.0

 1221 21:16:53.721327      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1222 21:16:53.724963     PCI: 00:1c.1

 1223 21:16:53.725103     PCI: 00:1c.2

 1224 21:16:53.727880     PCI: 00:1c.3

 1225 21:16:53.728001     PCI: 00:1c.4

 1226 21:16:53.731596     PCI: 00:1c.5

 1227 21:16:53.731735     PCI: 00:1c.6

 1228 21:16:53.734639     PCI: 00:1c.7

 1229 21:16:53.734736     PCI: 00:1d.0

 1230 21:16:53.737965     PCI: 00:1d.1

 1231 21:16:53.738047     PCI: 00:1d.2

 1232 21:16:53.741509     PCI: 00:1d.3

 1233 21:16:53.741600     PCI: 00:1e.0

 1234 21:16:53.751380     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1235 21:16:53.754670     PCI: 00:1e.1

 1236 21:16:53.757675     PCI: 00:1e.2 child on link 0 SPI: 00

 1237 21:16:53.767525     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1238 21:16:53.767677      SPI: 00

 1239 21:16:53.771005     PCI: 00:1e.3

 1240 21:16:53.771141     PCI: 00:1e.4

 1241 21:16:53.784226     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1242 21:16:53.784381     PCI: 00:1e.5

 1243 21:16:53.787540     PCI: 00:1e.6

 1244 21:16:53.797442     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1245 21:16:53.800971     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1246 21:16:53.810747     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1247 21:16:53.810888      PNP: 0c09.0

 1248 21:16:53.820602      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1249 21:16:53.820768     PCI: 00:1f.1

 1250 21:16:53.824093     PCI: 00:1f.2

 1251 21:16:53.833663     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1252 21:16:53.843837     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1253 21:16:53.850561     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1254 21:16:53.853686     PCI: 00:1f.3

 1255 21:16:53.863130     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1256 21:16:53.873625     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1257 21:16:53.876701     PCI: 00:1f.4

 1258 21:16:53.886569     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1259 21:16:53.896023     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1260 21:16:53.896169     PCI: 00:1f.5

 1261 21:16:53.905998     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1262 21:16:53.909407     PCI: 00:1f.6

 1263 21:16:53.912547  Done allocating resources.

 1264 21:16:53.916107  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113857 exit 29

 1265 21:16:53.919337  Enabling resources...

 1266 21:16:53.922586  PCI: 00:00.0 subsystem <- 8086/590c

 1267 21:16:53.925966  PCI: 00:00.0 cmd <- 06

 1268 21:16:53.929145  PCI: 00:02.0 subsystem <- 8086/591c

 1269 21:16:53.932795  PCI: 00:02.0 cmd <- 03

 1270 21:16:53.935969  PCI: 00:04.0 cmd <- 02

 1271 21:16:53.939559  PCI: 00:08.0 cmd <- 06

 1272 21:16:53.942545  PCI: 00:14.0 subsystem <- 8086/9d2f

 1273 21:16:53.942673  PCI: 00:14.0 cmd <- 02

 1274 21:16:53.949058  PCI: 00:14.2 subsystem <- 8086/9d31

 1275 21:16:53.949212  PCI: 00:14.2 cmd <- 02

 1276 21:16:53.952567  PCI: 00:15.0 subsystem <- 8086/9d60

 1277 21:16:53.955715  PCI: 00:15.0 cmd <- 06

 1278 21:16:53.959080  PCI: 00:15.1 subsystem <- 8086/9d61

 1279 21:16:53.962084  PCI: 00:15.1 cmd <- 06

 1280 21:16:53.965730  PCI: 00:16.0 subsystem <- 8086/9d3a

 1281 21:16:53.968706  PCI: 00:16.0 cmd <- 02

 1282 21:16:53.972071  PCI: 00:19.0 subsystem <- 8086/9d66

 1283 21:16:53.975194  PCI: 00:19.0 cmd <- 06

 1284 21:16:53.978843  PCI: 00:19.1 subsystem <- 8086/9d65

 1285 21:16:53.981793  PCI: 00:19.1 cmd <- 06

 1286 21:16:53.985405  PCI: 00:1c.0 bridge ctrl <- 0003

 1287 21:16:53.988601  PCI: 00:1c.0 subsystem <- 8086/9d10

 1288 21:16:53.988733  PCI: 00:1c.0 cmd <- 06

 1289 21:16:53.995186  PCI: 00:1e.0 subsystem <- 8086/9d27

 1290 21:16:53.995369  PCI: 00:1e.0 cmd <- 06

 1291 21:16:53.998591  PCI: 00:1e.2 subsystem <- 8086/9d29

 1292 21:16:54.001739  PCI: 00:1e.2 cmd <- 06

 1293 21:16:54.004787  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1294 21:16:54.008009  PCI: 00:1e.4 cmd <- 06

 1295 21:16:54.011583  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1296 21:16:54.014638  PCI: 00:1e.6 cmd <- 06

 1297 21:16:54.017968  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1298 21:16:54.021538  PCI: 00:1f.0 cmd <- 407

 1299 21:16:54.024544  PCI: 00:1f.2 subsystem <- 8086/9d21

 1300 21:16:54.028063  PCI: 00:1f.2 cmd <- 02

 1301 21:16:54.031078  PCI: 00:1f.3 subsystem <- 8086/9d71

 1302 21:16:54.031229  PCI: 00:1f.3 cmd <- 02

 1303 21:16:54.038187  PCI: 00:1f.4 subsystem <- 8086/9d23

 1304 21:16:54.038335  PCI: 00:1f.4 cmd <- 03

 1305 21:16:54.041128  PCI: 00:1f.5 subsystem <- 8086/9d24

 1306 21:16:54.044693  PCI: 00:1f.5 cmd <- 406

 1307 21:16:54.052984  PCI: 01:00.0 subsystem <- 8086/095a

 1308 21:16:54.053132  PCI: 01:00.0 cmd <- 02

 1309 21:16:54.057511  done.

 1310 21:16:54.076022  ME: Version : 11.8.50.3470

 1311 21:16:54.082534  BS: BS_DEV_ENABLE times (us): entry 289 run 139278 exit 20558

 1312 21:16:54.085692  Initializing devices...

 1313 21:16:54.088779  Root Device init ...

 1314 21:16:54.092182  Chrome EC: Set SMI mask to 0x0000000000000001

 1315 21:16:54.099313  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1316 21:16:54.105917  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1317 21:16:54.112651  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1318 21:16:54.115936  Chrome EC: Set WAKE mask to 0x0000000000000000

 1319 21:16:54.122308  Root Device init finished in 31572 usecs

 1320 21:16:54.122444  CPU_CLUSTER: 0 init ...

 1321 21:16:54.128590  CPU_CLUSTER: 0 init finished in 2442 usecs

 1322 21:16:54.132345  PCI: 00:00.0 init ...

 1323 21:16:54.135315  CPU TDP: 5 Watts

 1324 21:16:54.135434  CPU PL2 = 18 Watts

 1325 21:16:54.141798  PCI: 00:00.0 init finished in 6981 usecs

 1326 21:16:54.141949  PCI: 00:02.0 init ...

 1327 21:16:54.148459  PCI: 00:02.0 init finished in 2249 usecs

 1328 21:16:54.148633  PCI: 00:04.0 init ...

 1329 21:16:54.154914  PCI: 00:04.0 init finished in 2248 usecs

 1330 21:16:54.155086  PCI: 00:08.0 init ...

 1331 21:16:54.161351  PCI: 00:08.0 init finished in 2250 usecs

 1332 21:16:54.161479  PCI: 00:14.0 init ...

 1333 21:16:54.167872  PCI: 00:14.0 init finished in 2248 usecs

 1334 21:16:54.168009  PCI: 00:14.2 init ...

 1335 21:16:54.174456  PCI: 00:14.2 init finished in 2248 usecs

 1336 21:16:54.174634  PCI: 00:15.0 init ...

 1337 21:16:54.178059  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1338 21:16:54.184347  PCI: 00:15.0 init finished in 5966 usecs

 1339 21:16:54.184536  PCI: 00:15.1 init ...

 1340 21:16:54.191077  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1341 21:16:54.194635  PCI: 00:15.1 init finished in 5966 usecs

 1342 21:16:54.197807  PCI: 00:16.0 init ...

 1343 21:16:54.200745  PCI: 00:16.0 init finished in 2250 usecs

 1344 21:16:54.204066  PCI: 00:19.1 init ...

 1345 21:16:54.207505  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1346 21:16:54.214146  PCI: 00:19.1 init finished in 5964 usecs

 1347 21:16:54.214376  PCI: 00:1c.0 init ...

 1348 21:16:54.217182  Initializing PCH PCIe bridge.

 1349 21:16:54.223863  PCI: 00:1c.0 init finished in 5288 usecs

 1350 21:16:54.227918  PCI: 00:1e.4 init ...

 1351 21:16:54.231091  PCI: 00:1e.4 init finished in 2249 usecs

 1352 21:16:54.234904  PCI: 00:1f.0 init ...

 1353 21:16:54.237916  IOAPIC: Initializing IOAPIC at 0xfec00000

 1354 21:16:54.244875  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1355 21:16:54.245026  IOAPIC: ID = 0x02

 1356 21:16:54.247706  IOAPIC: Dumping registers

 1357 21:16:54.251025    reg 0x0000: 0x02000000

 1358 21:16:54.254318    reg 0x0001: 0x00770020

 1359 21:16:54.254450    reg 0x0002: 0x00000000

 1360 21:16:54.261292  PCI: 00:1f.0 init finished in 23482 usecs

 1361 21:16:54.264791  PCI: 00:1f.2 init ...

 1362 21:16:54.264934  RTC Init

 1363 21:16:54.267792  Set power on after power failure.

 1364 21:16:54.271346  Disabling ACPI via APMC:

 1365 21:16:54.275337  done.

 1366 21:16:54.275479  Disabling Deep S3

 1367 21:16:54.279568  Disabling Deep S3

 1368 21:16:54.279706  Enabling Deep S4

 1369 21:16:54.282369  Enabling Deep S4

 1370 21:16:54.282479  Enabling Deep S5

 1371 21:16:54.285874  Enabling Deep S5

 1372 21:16:54.289427  PCI: 00:1f.2 init finished in 23831 usecs

 1373 21:16:54.292546  PCI: 00:1f.4 init ...

 1374 21:16:54.295498  PCI: 00:1f.4 init finished in 2259 usecs

 1375 21:16:54.300768  PCI: 01:00.0 init ...

 1376 21:16:54.303735  PCI: 01:00.0 init finished in 2393 usecs

 1377 21:16:54.308110  PNP: 0c09.0 init ...

 1378 21:16:54.314292  Google Chrome EC: Hello got back 11223344 status (0)

 1379 21:16:54.317892  Google Chrome EC: version:

 1380 21:16:54.321031      ro: rammus_v2.0.387-f0df0fe2e

 1381 21:16:54.324508      rw: rammus_v2.0.425-6e0dd622e

 1382 21:16:54.327575    running image: 1

 1383 21:16:54.331096  EC returned error result code 1

 1384 21:16:54.334369  PNP: 0c09.0 init finished in 24453 usecs

 1385 21:16:54.337636  Devices initialized

 1386 21:16:54.341108  Show all devs... After init.

 1387 21:16:54.341266  Root Device: enabled 1

 1388 21:16:54.344051  CPU_CLUSTER: 0: enabled 1

 1389 21:16:54.347395  DOMAIN: 0000: enabled 1

 1390 21:16:54.347593  APIC: 00: enabled 1

 1391 21:16:54.350961  PCI: 00:00.0: enabled 1

 1392 21:16:54.353980  PCI: 00:02.0: enabled 1

 1393 21:16:54.357259  PCI: 00:14.0: enabled 1

 1394 21:16:54.357398  PCI: 00:14.1: enabled 0

 1395 21:16:54.360870  PCI: 00:14.2: enabled 1

 1396 21:16:54.364052  PCI: 00:15.0: enabled 1

 1397 21:16:54.367171  PCI: 00:15.1: enabled 1

 1398 21:16:54.367314  PCI: 00:15.2: enabled 0

 1399 21:16:54.370268  PCI: 00:15.3: enabled 0

 1400 21:16:54.373956  PCI: 00:16.0: enabled 1

 1401 21:16:54.376996  PCI: 00:16.1: enabled 0

 1402 21:16:54.377106  PCI: 00:16.2: enabled 0

 1403 21:16:54.380521  PCI: 00:16.3: enabled 0

 1404 21:16:54.383607  PCI: 00:16.4: enabled 0

 1405 21:16:54.383719  PCI: 00:17.0: enabled 0

 1406 21:16:54.386893  PCI: 00:19.0: enabled 1

 1407 21:16:54.390685  PCI: 00:19.1: enabled 1

 1408 21:16:54.393720  PCI: 00:19.2: enabled 0

 1409 21:16:54.393867  PCI: 00:1c.0: enabled 1

 1410 21:16:54.396761  PCI: 00:1c.1: enabled 0

 1411 21:16:54.400236  PCI: 00:1c.2: enabled 0

 1412 21:16:54.403718  PCI: 00:1c.3: enabled 0

 1413 21:16:54.403875  PCI: 00:1c.4: enabled 0

 1414 21:16:54.406758  PCI: 00:1c.5: enabled 0

 1415 21:16:54.409882  PCI: 00:1c.6: enabled 0

 1416 21:16:54.413243  PCI: 00:1c.7: enabled 0

 1417 21:16:54.413389  PCI: 00:1d.0: enabled 0

 1418 21:16:54.416537  PCI: 00:1d.1: enabled 0

 1419 21:16:54.419892  PCI: 00:1d.2: enabled 0

 1420 21:16:54.423505  PCI: 00:1d.3: enabled 0

 1421 21:16:54.423660  PCI: 00:1e.0: enabled 1

 1422 21:16:54.426534  PCI: 00:1e.1: enabled 0

 1423 21:16:54.430046  PCI: 00:1e.2: enabled 1

 1424 21:16:54.433188  PCI: 00:1e.3: enabled 0

 1425 21:16:54.433345  PCI: 00:1e.4: enabled 1

 1426 21:16:54.436216  PCI: 00:1e.5: enabled 0

 1427 21:16:54.439756  PCI: 00:1e.6: enabled 1

 1428 21:16:54.439838  PCI: 00:1f.0: enabled 1

 1429 21:16:54.443326  PCI: 00:1f.1: enabled 0

 1430 21:16:54.446422  PCI: 00:1f.2: enabled 1

 1431 21:16:54.449433  PCI: 00:1f.3: enabled 1

 1432 21:16:54.449536  PCI: 00:1f.4: enabled 1

 1433 21:16:54.452970  PCI: 00:1f.5: enabled 1

 1434 21:16:54.456184  PCI: 00:1f.6: enabled 0

 1435 21:16:54.459571  USB0 port 0: enabled 1

 1436 21:16:54.459694  I2C: 01:5c: enabled 1

 1437 21:16:54.462680  I2C: 02:15: enabled 1

 1438 21:16:54.466072  I2C: 03:39: enabled 1

 1439 21:16:54.466215  I2C: 03:3a: enabled 1

 1440 21:16:54.469347  I2C: 03:1a: enabled 1

 1441 21:16:54.472806  PCI: 01:00.0: enabled 1

 1442 21:16:54.472967  SPI: 00: enabled 1

 1443 21:16:54.475928  PNP: 0c09.0: enabled 1

 1444 21:16:54.478965  USB2 port 0: enabled 1

 1445 21:16:54.479123  USB2 port 1: enabled 1

 1446 21:16:54.482517  USB2 port 2: enabled 1

 1447 21:16:54.485617  USB2 port 4: enabled 1

 1448 21:16:54.489225  USB2 port 8: enabled 1

 1449 21:16:54.489390  APIC: 01: enabled 1

 1450 21:16:54.492560  APIC: 02: enabled 1

 1451 21:16:54.492719  APIC: 03: enabled 1

 1452 21:16:54.495413  PCI: 00:04.0: enabled 1

 1453 21:16:54.498888  PCI: 00:08.0: enabled 1

 1454 21:16:54.505555  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1455 21:16:54.508546  ELOG: NV offset 0x9f0000 size 0x4000

 1456 21:16:54.515117  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1457 21:16:54.521843  ELOG: Event(17) added with size 13 at 2024-05-07 21:16:54 UTC

 1458 21:16:54.528677  POST: Unexpected post code in previous boot: 0x73

 1459 21:16:54.534944  ELOG: Event(A3) added with size 11 at 2024-05-07 21:16:54 UTC

 1460 21:16:54.538374  ELOG: Event(92) added with size 9 at 2024-05-07 21:16:54 UTC

 1461 21:16:54.545204  ELOG: Event(9A) added with size 9 at 2024-05-07 21:16:54 UTC

 1462 21:16:54.551426  ELOG: Event(AD) added with size 10 at 2024-05-07 21:16:54 UTC

 1463 21:16:54.558203  ELOG: Event(9F) added with size 14 at 2024-05-07 21:16:54 UTC

 1464 21:16:54.564716  BS: BS_DEV_INIT times (us): entry 0 run 417801 exit 60060

 1465 21:16:54.571641  ELOG: Event(A1) added with size 10 at 2024-05-07 21:16:54 UTC

 1466 21:16:54.578193  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1467 21:16:54.584423  ELOG: Event(A0) added with size 9 at 2024-05-07 21:16:54 UTC

 1468 21:16:54.591070  elog_add_boot_reason: Logged dev mode boot

 1469 21:16:54.591291  Finalize devices...

 1470 21:16:54.594487  Devices finalized

 1471 21:16:54.597450  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1472 21:16:54.604022  BS: BS_POST_DEVICE times (us): entry 25672 run 3968 exit 5198

 1473 21:16:54.611007  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0

 1474 21:16:54.617663  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1475 21:16:54.620692  CBFS: Locating 'fallback/dsdt.aml'

 1476 21:16:54.624122  CBFS: Found @ offset 19af40 size 4691

 1477 21:16:54.630408  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1478 21:16:54.633874  CBFS: Locating 'fallback/slic'

 1479 21:16:54.638106  CBFS: 'fallback/slic' not found.

 1480 21:16:54.644622  ACPI: Writing ACPI tables at 7aa9a000.

 1481 21:16:54.644847  ACPI:    * FACS

 1482 21:16:54.648160  ACPI:    * DSDT

 1483 21:16:54.651175  Ramoops buffer: 0x100000@0x7a999000.

 1484 21:16:54.654748  SGX: not enabled or not supported. skip gnvs fill

 1485 21:16:54.659750  ACPI:    * FADT

 1486 21:16:54.659965  SCI is IRQ9

 1487 21:16:54.666096  ACPI: added table 1/32, length now 40

 1488 21:16:54.666275  ACPI:     * SSDT

 1489 21:16:54.669642  Found 1 CPU(s) with 4 core(s) each.

 1490 21:16:54.676233  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1491 21:16:54.679446  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1492 21:16:54.686126  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1493 21:16:54.692508  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1494 21:16:54.699109  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1495 21:16:54.702205  Error: Could not locate 'wifi_sar' in VPD.

 1496 21:16:54.705630  Error: failed from getting SAR limits!

 1497 21:16:54.712288  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1498 21:16:54.715904  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1499 21:16:54.722210  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1500 21:16:54.728623  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1501 21:16:54.732095  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1502 21:16:54.738945  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1503 21:16:54.742076  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1504 21:16:54.748563  ACPI: added table 2/32, length now 44

 1505 21:16:54.748715  ACPI:    * MCFG

 1506 21:16:54.751995  ACPI: added table 3/32, length now 48

 1507 21:16:54.755091  ACPI:    * TPM2

 1508 21:16:54.758682  ACPI: added table 4/32, length now 52

 1509 21:16:54.758800  ACPI:    * MADT

 1510 21:16:54.761743  SCI is IRQ9

 1511 21:16:54.765415  ACPI: added table 5/32, length now 56

 1512 21:16:54.765540  current = 7aa9fa60

 1513 21:16:54.771769  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1514 21:16:54.778630  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1515 21:16:54.781762  CBFS: Found @ offset 167000 size ba8

 1516 21:16:54.788064  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1517 21:16:54.791397  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1518 21:16:54.794631  CBFS: Found @ offset 19f640 size ba8

 1519 21:16:54.801247  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1520 21:16:54.804763  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1521 21:16:54.807758  CBFS: Found @ offset 167cc0 size 64

 1522 21:16:54.814304  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1523 21:16:54.817508  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1524 21:16:54.824090  CBFS: Found @ offset 167cc0 size 64

 1525 21:16:54.827692  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1526 21:16:54.834304  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1527 21:16:54.837546  CBFS: Found @ offset 167c00 size 64

 1528 21:16:54.844076  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1529 21:16:54.847503  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1530 21:16:54.850522  CBFS: Found @ offset 103f00 size 64

 1531 21:16:54.857349  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1532 21:16:54.863898  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1533 21:16:54.867024  CBFS: Found @ offset 103f00 size 64

 1534 21:16:54.870516  ACPI:    * NHLT

 1535 21:16:54.873624  ACPI: added table 6/32, length now 60

 1536 21:16:54.873771  ACPI:    * DMAR

 1537 21:16:54.876660  ACPI: added table 7/32, length now 64

 1538 21:16:54.880245  ACPI: * IGD OpRegion

 1539 21:16:54.883433  GMA: Found VBT in CBFS

 1540 21:16:54.886852  GMA: Found valid VBT in CBFS

 1541 21:16:54.886961  current = 7aaa3610

 1542 21:16:54.890131  ACPI: added table 8/32, length now 68

 1543 21:16:54.893472  ACPI:    * HPET

 1544 21:16:54.896477  ACPI: added table 9/32, length now 72

 1545 21:16:54.896584  ACPI: done.

 1546 21:16:54.899957  ACPI tables: 38592 bytes.

 1547 21:16:54.903595  smbios_write_tables: 7a998000

 1548 21:16:54.906875  Create SMBIOS type 17

 1549 21:16:54.910025  PCI: 01:00.0 (Intel WiFi)

 1550 21:16:54.910163  SMBIOS tables: 662 bytes.

 1551 21:16:54.916502  Writing table forward entry at 0x00000500

 1552 21:16:54.923031  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1553 21:16:54.926621  Writing coreboot table at 0x7aabe000

 1554 21:16:54.933263   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1555 21:16:54.936240   1. 0000000000001000-000000000009ffff: RAM

 1556 21:16:54.939941   2. 00000000000a0000-00000000000fffff: RESERVED

 1557 21:16:54.946346   3. 0000000000100000-000000007a997fff: RAM

 1558 21:16:54.949759   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1559 21:16:54.956077   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1560 21:16:54.963117   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1561 21:16:54.966095   7. 000000007b000000-000000007fffffff: RESERVED

 1562 21:16:54.969645   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1563 21:16:54.976274   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1564 21:16:54.979363  10. 00000000fed10000-00000000fed19fff: RESERVED

 1565 21:16:54.986136  11. 00000000fed80000-00000000fed84fff: RESERVED

 1566 21:16:54.989133  12. 00000000fed90000-00000000fed91fff: RESERVED

 1567 21:16:54.996038  13. 0000000100000000-000000017effffff: RAM

 1568 21:16:54.999436  Graphics framebuffer located at 0xc0000000

 1569 21:16:55.002563  Passing 6 GPIOs to payload:

 1570 21:16:55.006200              NAME |       PORT | POLARITY |     VALUE

 1571 21:16:55.012442     write protect |  undefined |     high |       low

 1572 21:16:55.018979          recovery |  undefined |     high |       low

 1573 21:16:55.022547               lid |  undefined |     high |      high

 1574 21:16:55.028749             power |  undefined |     high |       low

 1575 21:16:55.031984             oprom |  undefined |     high |       low

 1576 21:16:55.039033          EC in RW | 0x00000036 |     high |       low

 1577 21:16:55.039203  Board ID: 6

 1578 21:16:55.045612  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1579 21:16:55.052183  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum 27cf

 1580 21:16:55.055869  coreboot table: 1468 bytes.

 1581 21:16:55.059074  IMD ROOT    0. 7afff000 00001000

 1582 21:16:55.061963  IMD SMALL   1. 7affe000 00001000

 1583 21:16:55.065576  FSP MEMORY  2. 7abfe000 00400000

 1584 21:16:55.068521  CONSOLE     3. 7abde000 00020000

 1585 21:16:55.072031  TIME STAMP  4. 7abdd000 00000910

 1586 21:16:55.075110  VBOOT       5. 7abdc000 00000c0c

 1587 21:16:55.078632  MRC DATA    6. 7abda000 00001878

 1588 21:16:55.081757  ROMSTG STCK 7. 7abd9000 00000400

 1589 21:16:55.085278  AFTER CAR   8. 7abd0000 00009000

 1590 21:16:55.088436  RAMSTAGE    9. 7ab05000 000cb000

 1591 21:16:55.091687  REFCODE    10. 7aad6000 0002f000

 1592 21:16:55.095046  SMM BACKUP 11. 7aac6000 00010000

 1593 21:16:55.098469  COREBOOT   12. 7aabe000 00008000

 1594 21:16:55.101299  ACPI       13. 7aa9a000 00024000

 1595 21:16:55.104945  ACPI GNVS  14. 7aa99000 00001000

 1596 21:16:55.107951  RAMOOPS    15. 7a999000 00100000

 1597 21:16:55.111490  SMBIOS     16. 7a998000 00000800

 1598 21:16:55.114515  IMD small region:

 1599 21:16:55.117982    IMD ROOT    0. 7affec00 00000400

 1600 21:16:55.121069    FSP RUNTIME 1. 7affebe0 00000004

 1601 21:16:55.124706    VBOOT SEL   2. 7affebc0 00000008

 1602 21:16:55.127788    EC HOSTEVENT 3. 7affeba0 00000008

 1603 21:16:55.130797    POWER STATE 4. 7affeb60 00000040

 1604 21:16:55.134415    ROMSTAGE    5. 7affeb40 00000004

 1605 21:16:55.137517    MEM INFO    6. 7affe980 000001a9

 1606 21:16:55.140744    VPD         7. 7affe920 00000058

 1607 21:16:55.144059    COREBOOTFWD 8. 7affe8e0 00000028

 1608 21:16:55.147631  MTRR: Physical address space:

 1609 21:16:55.154247  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1610 21:16:55.160864  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1611 21:16:55.167130  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1612 21:16:55.173839  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1613 21:16:55.180411  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1614 21:16:55.187185  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1615 21:16:55.193780  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1616 21:16:55.196935  MTRR: Fixed MSR 0x250 0x0606060606060606

 1617 21:16:55.200039  MTRR: Fixed MSR 0x258 0x0606060606060606

 1618 21:16:55.203410  MTRR: Fixed MSR 0x259 0x0000000000000000

 1619 21:16:55.209899  MTRR: Fixed MSR 0x268 0x0606060606060606

 1620 21:16:55.213589  MTRR: Fixed MSR 0x269 0x0606060606060606

 1621 21:16:55.216632  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1622 21:16:55.220398  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1623 21:16:55.226659  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1624 21:16:55.229918  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1625 21:16:55.233426  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1626 21:16:55.236645  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1627 21:16:55.240603  call enable_fixed_mtrr()

 1628 21:16:55.243427  CPU physical address size: 39 bits

 1629 21:16:55.250177  MTRR: default type WB/UC MTRR counts: 6/5.

 1630 21:16:55.253759  MTRR: UC selected as default type.

 1631 21:16:55.260032  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1632 21:16:55.263560  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1633 21:16:55.270173  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1634 21:16:55.276773  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1635 21:16:55.282854  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1636 21:16:55.286970  

 1637 21:16:55.287072  MTRR check

 1638 21:16:55.290134  Fixed MTRRs   : Enabled

 1639 21:16:55.290218  Variable MTRRs: Enabled

 1640 21:16:55.290284  

 1641 21:16:55.296728  MTRR: Fixed MSR 0x250 0x0606060606060606

 1642 21:16:55.299905  MTRR: Fixed MSR 0x258 0x0606060606060606

 1643 21:16:55.303204  MTRR: Fixed MSR 0x259 0x0000000000000000

 1644 21:16:55.306467  MTRR: Fixed MSR 0x268 0x0606060606060606

 1645 21:16:55.313477  MTRR: Fixed MSR 0x269 0x0606060606060606

 1646 21:16:55.316625  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1647 21:16:55.319612  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1648 21:16:55.323143  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1649 21:16:55.329760  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1650 21:16:55.332690  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1651 21:16:55.336042  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1652 21:16:55.343324  BS: BS_WRITE_TABLES times (us): entry 0 run 537625 exit 146380

 1653 21:16:55.346862  call enable_fixed_mtrr()

 1654 21:16:55.353409  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1655 21:16:55.356869  CPU physical address size: 39 bits

 1656 21:16:55.359734  CBFS: Locating 'fallback/payload'

 1657 21:16:55.363108  MTRR: Fixed MSR 0x250 0x0606060606060606

 1658 21:16:55.366327  MTRR: Fixed MSR 0x250 0x0606060606060606

 1659 21:16:55.372720  MTRR: Fixed MSR 0x258 0x0606060606060606

 1660 21:16:55.376233  MTRR: Fixed MSR 0x259 0x0000000000000000

 1661 21:16:55.379268  MTRR: Fixed MSR 0x268 0x0606060606060606

 1662 21:16:55.382784  MTRR: Fixed MSR 0x269 0x0606060606060606

 1663 21:16:55.389477  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1664 21:16:55.392590  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1665 21:16:55.396210  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1666 21:16:55.399194  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1667 21:16:55.402658  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1668 21:16:55.409177  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1669 21:16:55.412544  MTRR: Fixed MSR 0x258 0x0606060606060606

 1670 21:16:55.415473  MTRR: Fixed MSR 0x259 0x0000000000000000

 1671 21:16:55.422569  MTRR: Fixed MSR 0x268 0x0606060606060606

 1672 21:16:55.425558  MTRR: Fixed MSR 0x269 0x0606060606060606

 1673 21:16:55.429122  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1674 21:16:55.432008  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1675 21:16:55.438964  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1676 21:16:55.442048  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1677 21:16:55.445583  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1678 21:16:55.448634  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1679 21:16:55.452673  call enable_fixed_mtrr()

 1680 21:16:55.455740  call enable_fixed_mtrr()

 1681 21:16:55.459075  CBFS: Found @ offset 223040 size 360b4

 1682 21:16:55.462580  CPU physical address size: 39 bits

 1683 21:16:55.465596  CPU physical address size: 39 bits

 1684 21:16:55.472447  Checking segment from ROM address 0xfff23078

 1685 21:16:55.475978  Checking segment from ROM address 0xfff23094

 1686 21:16:55.478744  Loading segment from ROM address 0xfff23078

 1687 21:16:55.482280    code (compression=0)

 1688 21:16:55.492027    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1689 21:16:55.498691  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1690 21:16:55.501904  it's not compressed!

 1691 21:16:55.586625  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1692 21:16:55.593278  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1693 21:16:55.596718  Loading segment from ROM address 0xfff23094

 1694 21:16:55.599875    Entry Point 0x30104020

 1695 21:16:55.603307  Loaded segments

 1696 21:16:55.628176  Finalizing chipset.

 1697 21:16:55.635006  ME: Host Firmware Status Register 1 : 0x90000245

 1698 21:16:55.637962  ME: Host Firmware Status Register 2 : 0x6B000306

 1699 21:16:55.644880  ME: Host Firmware Status Register 3 : 0x00000020

 1700 21:16:55.647845  ME: Host Firmware Status Register 4 : 0x00084000

 1701 21:16:55.651125  ME: Host Firmware Status Register 5 : 0x00000000

 1702 21:16:55.657825  ME: Host Firmware Status Register 6 : 0x40000002

 1703 21:16:55.661449  ME: FW Partition Table      : OK

 1704 21:16:55.664499  ME: Bringup Loader Failure  : NO

 1705 21:16:55.667912  ME: Firmware Init Complete  : YES

 1706 21:16:55.671189  ME: Manufacturing Mode      : NO

 1707 21:16:55.674246  ME: Boot Options Present    : NO

 1708 21:16:55.677906  ME: Update In Progress      : NO

 1709 21:16:55.680989  ME: D3 Support              : NO

 1710 21:16:55.684397  ME: D0i3 Support            : YES

 1711 21:16:55.687643  ME: Low Power State Enabled : YES

 1712 21:16:55.690800  ME: CPU Replaced            : NO

 1713 21:16:55.694442  ME: CPU Replacement Valid   : YES

 1714 21:16:55.697743  ME: Current Working State   : Normal

 1715 21:16:55.700698  ME: Current Operation State : M0 with UMA

 1716 21:16:55.707512  ME: Current Operation Mode  : Normal

 1717 21:16:55.710626  ME: Error Code              : No Error

 1718 21:16:55.714150  ME: Progress Phase          : Host Communication

 1719 21:16:55.720501  ME: Power Management Event  : Power cycle reset through Moff

 1720 21:16:55.727246  ME: Progress Phase State    : Host communication established

 1721 21:16:55.730382  ME: Power Down Mitigation   : NO

 1722 21:16:55.733835  ME: FPF status              : fused

 1723 21:16:55.733958  Clearing MCA.

 1724 21:16:55.737025  Finalizing SMM.

 1725 21:16:55.743889  BS: BS_PAYLOAD_LOAD times (us): entry 638 run 259989 exit 135317

 1726 21:16:55.746849  mp_park_aps done after 0 msecs.

 1727 21:16:55.750308  Jumping to boot code at 30104020(7aabe000)

 1728 21:16:55.759897  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1729 21:16:55.760032  

 1730 21:16:55.760102  

 1731 21:16:55.760163  

 1732 21:16:55.763421  Starting depthcharge on rammus...

 1733 21:16:55.763505  

 1734 21:16:55.763852  end: 2.2.3 depthcharge-start (duration 00:00:12) [common]
 1735 21:16:55.763959  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1736 21:16:55.764041  Setting prompt string to ['rammus:']
 1737 21:16:55.764126  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1738 21:16:55.769950  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1739 21:16:55.770058  

 1740 21:16:55.779893  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1741 21:16:55.780042  

 1742 21:16:55.786243  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1743 21:16:55.786357  

 1744 21:16:55.792925  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1745 21:16:55.793053  

 1746 21:16:55.793122  

 1747 21:16:55.793183  

 1748 21:16:55.793470  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1750 21:16:55.893826  rammus: tftpboot 192.168.201.1 13683164/tftp-deploy-ima__o70/kernel/bzImage 13683164/tftp-deploy-ima__o70/kernel/cmdline 13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz

 1751 21:16:55.894016  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}']
 1752 21:16:55.894101  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 00:04:43)
 1753 21:16:55.898037  tftpboot 192.168.201.1 13683164/tftp-deploy-ima__o70/kernel/bzIploy-ima__o70/kernel/cmdline 13683164/tftp-deploy-ima__o70/ramdisk/ramdisk.cpio.gz

 1754 21:16:55.898166  

 1755 21:16:55.898237  Waiting for link

 1756 21:16:56.406527  

 1757 21:16:56.406689  R8152: Initializing

 1758 21:16:56.406761  

 1759 21:16:56.410088  Version 9 (ocp_data = 6010)

 1760 21:16:56.410183  

 1761 21:16:56.413121  R8152: Done initializing

 1762 21:16:56.413217  

 1763 21:16:56.416690  Adding net device

 1764 21:16:56.616386  

 1765 21:16:56.616538  done.

 1766 21:16:56.616605  

 1767 21:16:56.616666  MAC: 00:e0:4c:78:7f:da

 1768 21:16:56.616725  

 1769 21:16:56.620208  Sending DHCP discover... done.

 1770 21:16:56.620290  

 1771 21:16:56.623044  Waiting for reply... done.

 1772 21:16:56.623164  

 1773 21:16:56.626538  Sending DHCP request... done.

 1774 21:16:56.626674  

 1775 21:16:56.781161  Waiting for reply... done.

 1776 21:16:56.781386  

 1777 21:16:56.781519  My ip is 192.168.201.12

 1778 21:16:56.781638  

 1779 21:16:56.783806  The DHCP server ip is 192.168.201.1

 1780 21:16:56.787211  

 1781 21:16:56.790729  TFTP server IP predefined by user: 192.168.201.1

 1782 21:16:56.790878  

 1783 21:16:56.797308  Bootfile predefined by user: 13683164/tftp-deploy-ima__o70/kernel/bzImage

 1784 21:16:56.797456  

 1785 21:16:56.800351  Sending tftp read request... done.

 1786 21:16:56.800499  

 1787 21:16:56.803736  Waiting for the transfer... 

 1788 21:16:56.803877  

 1789 21:16:57.068297  00000000 ################################################################

 1790 21:16:57.068528  

 1791 21:16:57.336498  00080000 ################################################################

 1792 21:16:57.336654  

 1793 21:16:57.593170  00100000 ################################################################

 1794 21:16:57.593344  

 1795 21:16:57.846619  00180000 ################################################################

 1796 21:16:57.846826  

 1797 21:16:58.099458  00200000 ################################################################

 1798 21:16:58.099691  

 1799 21:16:58.357269  00280000 ################################################################

 1800 21:16:58.357450  

 1801 21:16:58.601842  00300000 ################################################################

 1802 21:16:58.602002  

 1803 21:16:58.840701  00380000 ################################################################

 1804 21:16:58.840847  

 1805 21:16:59.078980  00400000 ################################################################

 1806 21:16:59.079175  

 1807 21:16:59.318930  00480000 ################################################################

 1808 21:16:59.319121  

 1809 21:16:59.561987  00500000 ################################################################

 1810 21:16:59.562175  

 1811 21:16:59.800693  00580000 ################################################################

 1812 21:16:59.800898  

 1813 21:17:00.040087  00600000 ################################################################

 1814 21:17:00.040276  

 1815 21:17:00.278542  00680000 ################################################################

 1816 21:17:00.278713  

 1817 21:17:00.515502  00700000 ################################################################

 1818 21:17:00.515677  

 1819 21:17:00.753738  00780000 ################################################################

 1820 21:17:00.753924  

 1821 21:17:00.992673  00800000 ################################################################

 1822 21:17:00.992856  

 1823 21:17:01.233548  00880000 ################################################################

 1824 21:17:01.233705  

 1825 21:17:01.472585  00900000 ################################################################

 1826 21:17:01.472772  

 1827 21:17:01.712134  00980000 ################################################################

 1828 21:17:01.712295  

 1829 21:17:01.950588  00a00000 ################################################################

 1830 21:17:01.950762  

 1831 21:17:02.189672  00a80000 ################################################################

 1832 21:17:02.189853  

 1833 21:17:02.423444  00b00000 ################################################################

 1834 21:17:02.423609  

 1835 21:17:02.660244  00b80000 ################################################################

 1836 21:17:02.660405  

 1837 21:17:02.902549  00c00000 ################################################################

 1838 21:17:02.902756  

 1839 21:17:03.149537  00c80000 ################################################################

 1840 21:17:03.149746  

 1841 21:17:03.412572  00d00000 ################################################################

 1842 21:17:03.412778  

 1843 21:17:03.672657  00d80000 ################################################################

 1844 21:17:03.672859  

 1845 21:17:03.936820  00e00000 ################################################################

 1846 21:17:03.937036  

 1847 21:17:04.193011  00e80000 ################################################################

 1848 21:17:04.193223  

 1849 21:17:04.453666  00f00000 ################################################################

 1850 21:17:04.453873  

 1851 21:17:04.711867  00f80000 ################################################################

 1852 21:17:04.712086  

 1853 21:17:04.981613  01000000 ################################################################

 1854 21:17:04.981804  

 1855 21:17:05.236499  01080000 ################################################################

 1856 21:17:05.236662  

 1857 21:17:05.499199  01100000 ################################################################

 1858 21:17:05.499395  

 1859 21:17:05.749386  01180000 ################################################################

 1860 21:17:05.749546  

 1861 21:17:05.999717  01200000 ################################################################

 1862 21:17:05.999894  

 1863 21:17:06.247893  01280000 ################################################################

 1864 21:17:06.248058  

 1865 21:17:06.499720  01300000 ################################################################

 1866 21:17:06.499919  

 1867 21:17:06.753336  01380000 ################################################################

 1868 21:17:06.753538  

 1869 21:17:07.005076  01400000 ################################################################

 1870 21:17:07.005286  

 1871 21:17:07.255796  01480000 ################################################################

 1872 21:17:07.255948  

 1873 21:17:07.505185  01500000 ################################################################

 1874 21:17:07.505381  

 1875 21:17:07.580817  01580000 #################### done.

 1876 21:17:07.580994  

 1877 21:17:07.584079  The bootfile was 22701696 bytes long.

 1878 21:17:07.584177  

 1879 21:17:07.587449  Sending tftp read request... done.

 1880 21:17:07.587561  

 1881 21:17:07.590582  Waiting for the transfer... 

 1882 21:17:07.590694  

 1883 21:17:07.849922  00000000 ################################################################

 1884 21:17:07.850105  

 1885 21:17:08.100913  00080000 ################################################################

 1886 21:17:08.101111  

 1887 21:17:08.353014  00100000 ################################################################

 1888 21:17:08.353207  

 1889 21:17:08.611608  00180000 ################################################################

 1890 21:17:08.611818  

 1891 21:17:08.861513  00200000 ################################################################

 1892 21:17:08.861715  

 1893 21:17:09.117003  00280000 ################################################################

 1894 21:17:09.117199  

 1895 21:17:09.375068  00300000 ################################################################

 1896 21:17:09.375219  

 1897 21:17:09.629621  00380000 ################################################################

 1898 21:17:09.629780  

 1899 21:17:09.880473  00400000 ################################################################

 1900 21:17:09.880653  

 1901 21:17:10.137257  00480000 ################################################################

 1902 21:17:10.137441  

 1903 21:17:10.392720  00500000 ################################################################

 1904 21:17:10.392859  

 1905 21:17:10.645134  00580000 ################################################################

 1906 21:17:10.645273  

 1907 21:17:10.899652  00600000 ################################################################

 1908 21:17:10.899853  

 1909 21:17:11.159610  00680000 ################################################################

 1910 21:17:11.159802  

 1911 21:17:11.418624  00700000 ################################################################

 1912 21:17:11.418806  

 1913 21:17:11.685507  00780000 ################################################################

 1914 21:17:11.685688  

 1915 21:17:11.976865  00800000 ################################################################

 1916 21:17:11.977013  

 1917 21:17:12.269112  00880000 ################################################################

 1918 21:17:12.269309  

 1919 21:17:12.547715  00900000 ################################################################

 1920 21:17:12.547912  

 1921 21:17:12.830663  00980000 ################################################################

 1922 21:17:12.830853  

 1923 21:17:13.104379  00a00000 ################################################################

 1924 21:17:13.104532  

 1925 21:17:13.388269  00a80000 ################################################################

 1926 21:17:13.388421  

 1927 21:17:13.666893  00b00000 ################################################################

 1928 21:17:13.667035  

 1929 21:17:13.843052  00b80000 ######################################## done.

 1930 21:17:13.843180  

 1931 21:17:13.846184  Sending tftp read request... done.

 1932 21:17:13.846272  

 1933 21:17:13.849274  Waiting for the transfer... 

 1934 21:17:13.849376  

 1935 21:17:13.849450  00000000 # done.

 1936 21:17:13.849520  

 1937 21:17:13.859454  Command line loaded dynamically from TFTP file: 13683164/tftp-deploy-ima__o70/kernel/cmdline

 1938 21:17:13.859632  

 1939 21:17:13.888926  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1940 21:17:13.896998  

 1941 21:17:13.899977  Shutting down all USB controllers.

 1942 21:17:13.900371  

 1943 21:17:13.900702  Removing current net device

 1944 21:17:13.900998  

 1945 21:17:13.903603  Finalizing coreboot

 1946 21:17:13.904034  

 1947 21:17:13.910046  Exiting depthcharge with code 4 at timestamp: 24409894

 1948 21:17:13.910575  

 1949 21:17:13.910910  

 1950 21:17:13.911216  Starting kernel ...

 1951 21:17:13.911574  

 1952 21:17:13.912029  

 1953 21:17:13.914729  end: 2.2.4 bootloader-commands (duration 00:00:18) [common]
 1954 21:17:13.915340  start: 2.2.5 auto-login-action (timeout 00:04:25) [common]
 1955 21:17:13.915878  Setting prompt string to ['Linux version [0-9]']
 1956 21:17:13.916312  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}']
 1957 21:17:13.916739  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)
 1958 21:17:16.065220  

 1959 21:17:16.066295  start: 2.2.5.1 login-action (timeout 00:04:23) [common]
 1960 21:17:16.066900  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.
 1961 21:17:16.067501  Setting prompt string to []
 1962 21:17:16.068048  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']
 1963 21:17:16.068594  Using line separator: #'\n'#
 1964 21:17:16.069061  No login prompt set.
 1965 21:17:16.069523  Parsing kernel messages
 1966 21:17:16.069963  ['-\\[ 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']
 1967 21:17:16.070841  [login-action] Waiting for messages, (timeout 00:04:23)
 1968 21:17:16.071431  Waiting using forced prompt support (timeout 00:02:11)
 1969 21:17:16.084803  <5>[    0.000000] Linux version 5.10.216-cip46 (KernelCI@build-j188985-x86-64-gcc-10-x86-64-defconfig-x86-board-qq24d) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue May 7 21:02:53 UTC 2024

 1970 21:17:16.117601  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1971 21:17:16.121312  <6>[    0.000000] BIOS-provided physical RAM map:

 1972 21:17:16.130984  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1973 21:17:16.137763  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1974 21:17:16.147013  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1975 21:17:16.154006  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1976 21:17:16.160273  <6>[    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1977 21:17:16.170468  <6>[    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1978 21:17:16.176989  <6>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1979 21:17:16.186958  <6>[    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1980 21:17:16.193242  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1981 21:17:16.202817  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1982 21:17:16.209481  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1983 21:17:16.219478  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1984 21:17:16.222389  <6>[    0.000000] NX (Execute Disable) protection: active

 1985 21:17:16.229472  <6>[    0.000000] SMBIOS 2.7 present.

 1986 21:17:16.232622  <6>[    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1987 21:17:16.239288  <6>[    0.000000] tsc: Detected 1600.000 MHz processor

 1988 21:17:16.245631  <6>[    0.000000] tsc: Detected 1599.960 MHz TSC

 1989 21:17:16.252343  <6>[    0.000049] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1990 21:17:16.258848  <6>[    0.001219] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1991 21:17:16.265195  <6>[    0.006152] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1992 21:17:16.271718  <6>[    0.020832] check: Scanning 1 areas for low memory corruption

 1993 21:17:16.278351  <6>[    0.020843] Using GB pages for direct mapping

 1994 21:17:16.281489  <6>[    0.021466] RAMDISK: [mem 0x37431000-0x37ffffff]

 1995 21:17:16.288101  <6>[    0.021472] ACPI: Early table checksum verification disabled

 1996 21:17:16.295053  <6>[    0.021479] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1997 21:17:16.304618  <6>[    0.021490] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1998 21:17:16.314149  <6>[    0.021504] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1999 21:17:16.324184  <6>[    0.021517] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 2000 21:17:16.330855  <6>[    0.021527] ACPI: FACS 0x000000007AA9A240 000040

 2001 21:17:16.337148  <6>[    0.021536] ACPI: FACS 0x000000007AA9A240 000040

 2002 21:17:16.347389  <6>[    0.021545] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 2003 21:17:16.357212  <6>[    0.021555] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2004 21:17:16.366828  <6>[    0.021565] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 2005 21:17:16.376573  <6>[    0.021575] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 2006 21:17:16.383463  <6>[    0.021584] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 2007 21:17:16.393195  <6>[    0.021594] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2008 21:17:16.403486  <6>[    0.021604] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 2009 21:17:16.413024  <6>[    0.021614] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 2010 21:17:16.422660  <6>[    0.021624] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 2011 21:17:16.429654  <6>[    0.021628] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 2012 21:17:16.439420  <6>[    0.021632] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 2013 21:17:16.445544  <6>[    0.021635] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 2014 21:17:16.455720  <6>[    0.021639] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 2015 21:17:16.461951  <6>[    0.021643] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 2016 21:17:16.471715  <6>[    0.021647] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 2017 21:17:16.478631  <6>[    0.021651] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 2018 21:17:16.488096  <6>[    0.021654] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 2019 21:17:16.494642  <6>[    0.021658] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 2020 21:17:16.504878  <6>[    0.021662] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 2021 21:17:16.511104  <6>[    0.021666] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 2022 21:17:16.517748  <6>[    0.021796] No NUMA configuration found

 2023 21:17:16.524182  <6>[    0.021800] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 2024 21:17:16.530726  <6>[    0.021808] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]

 2025 21:17:16.534302  <6>[    0.021844] Zone ranges:

 2026 21:17:16.544248  <6>[    0.021848]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2027 21:17:16.550451  <6>[    0.021854]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2028 21:17:16.559948  <6>[    0.021860]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2029 21:17:16.560286  <6>[    0.021866] Movable zone start for each node

 2030 21:17:16.567025  <6>[    0.021870] Early memory node ranges

 2031 21:17:16.573611  <6>[    0.021874]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2032 21:17:16.580306  <6>[    0.021878]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2033 21:17:16.586509  <6>[    0.021882]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2034 21:17:16.596544  <6>[    0.021887] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2035 21:17:16.603126  <6>[    0.021917] On node 0, zone DMA: 1 pages in unavailable ranges

 2036 21:17:16.609599  <6>[    0.021971] On node 0, zone DMA: 96 pages in unavailable ranges

 2037 21:17:16.616437  <6>[    0.035925] On node 0, zone Normal: 22120 pages in unavailable ranges

 2038 21:17:16.626019  <6>[    0.036679] On node 0, zone Normal: 4096 pages in unavailable ranges

 2039 21:17:16.632751  <6>[    0.036702] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2040 21:17:16.639469  <6>[    0.037047] ACPI: PM-Timer IO Port: 0x1808

 2041 21:17:16.645711  <6>[    0.037097] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2042 21:17:16.652430  <6>[    0.037108] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2043 21:17:16.662567  <6>[    0.037113] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2044 21:17:16.669019  <6>[    0.037124] Using ACPI (MADT) for SMP configuration information

 2045 21:17:16.675729  <6>[    0.037129] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2046 21:17:16.678855  <6>[    0.037135] TSC deadline timer available

 2047 21:17:16.685101  <6>[    0.037139] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2048 21:17:16.691731  <6>[    0.037163] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2049 21:17:16.702045  <6>[    0.037168] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2050 21:17:16.711705  <6>[    0.037172] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2051 21:17:16.717890  <6>[    0.037176] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2052 21:17:16.728059  <6>[    0.037179] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2053 21:17:16.738048  <6>[    0.037182] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2054 21:17:16.744550  <6>[    0.037186] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2055 21:17:16.754119  <6>[    0.037189] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2056 21:17:16.764129  <6>[    0.037192] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2057 21:17:16.770446  <6>[    0.037196] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2058 21:17:16.780516  <6>[    0.037199] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2059 21:17:16.790274  <6>[    0.037202] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2060 21:17:16.797191  <6>[    0.037206] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2061 21:17:16.806705  <6>[    0.037209] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2062 21:17:16.817269  <6>[    0.037212] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2063 21:17:16.823456  <6>[    0.037219] [mem 0x80000000-0xdfffffff] available for PCI devices

 2064 21:17:16.836706  <6>[    0.037225] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2065 21:17:16.843250  <6>[    0.051328] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2066 21:17:16.853098  <6>[    0.051546] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2067 21:17:16.859470  <6>[    0.051609] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2068 21:17:16.862954  <6>[    0.051613] Policy zone: Normal

 2069 21:17:16.895415  <5>[    0.051624] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2070 21:17:16.905358  <6>[    0.052079] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2071 21:17:16.911737  <6>[    0.052284] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2072 21:17:16.918629  <6>[    0.052356] mem auto-init: stack:off, heap alloc:off, heap free:off

 2073 21:17:16.935152  <6>[    0.080333] Memory: 3862172K/4089052K available (22546K kernel code, 3707K rwdata, 24560K rodata, 2160K init, 14032K bss, 226620K reserved, 0K cma-reserved)

 2074 21:17:16.945016  <6>[    0.080467] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2075 21:17:16.951194  <6>[    0.080520] Kernel/User page tables isolation: enabled

 2076 21:17:16.957697  <6>[    0.080630] ftrace: allocating 61151 entries in 239 pages

 2077 21:17:16.961435  <6>[    0.135398] ftrace: allocated 239 pages with 7 groups

 2078 21:17:16.967606  <6>[    0.135648] Running RCU self tests

 2079 21:17:16.970870  <6>[    0.135661] rcu: Hierarchical RCU implementation.

 2080 21:17:16.977726  <6>[    0.135664] rcu: 	RCU event tracing is enabled.

 2081 21:17:16.984044  <6>[    0.135668] rcu: 	RCU lockdep checking is enabled.

 2082 21:17:16.990610  <6>[    0.135672] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2083 21:17:16.997353  <6>[    0.135676] 	Rude variant of Tasks RCU enabled.

 2084 21:17:17.000630  <6>[    0.135680] 	Tracing variant of Tasks RCU enabled.

 2085 21:17:17.010471  <6>[    0.135684] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2086 21:17:17.016597  <6>[    0.135688] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2087 21:17:17.026745  <6>[    0.144060] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2088 21:17:17.029922  <5>[    0.144500] random: crng init done

 2089 21:17:17.033108  <6>[    0.144590] Console: colour dummy device 80x25

 2090 21:17:17.039858  <6>[    0.217994] printk: console [ttyS0] enabled

 2091 21:17:17.049466  <4>[    0.218385] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2092 21:17:17.052717  <4>[    0.219067] ... MAX_LOCKDEP_SUBCLASSES:  8

 2093 21:17:17.059394  <4>[    0.219449] ... MAX_LOCK_DEPTH:          48

 2094 21:17:17.062531  <4>[    0.219832] ... MAX_LOCKDEP_KEYS:        8192

 2095 21:17:17.069166  <4>[    0.220235] ... CLASSHASH_SIZE:          4096

 2096 21:17:17.072384  <4>[    0.220638] ... MAX_LOCKDEP_ENTRIES:     32768

 2097 21:17:17.078850  <4>[    0.221048] ... MAX_LOCKDEP_CHAINS:      65536

 2098 21:17:17.085504  <4>[    0.221452] ... CHAINHASH_SIZE:          32768

 2099 21:17:17.092413  <4>[    0.221857]  memory used by lock dependency info: 6365 kB

 2100 21:17:17.095612  <4>[    0.222346]  memory used for stack traces: 4224 kB

 2101 21:17:17.102279  <4>[    0.222785]  per task-struct memory footprint: 1920 bytes

 2102 21:17:17.108776  <6>[    0.223320] ACPI: Core revision 20200925

 2103 21:17:17.115402  <6>[    0.223860] hpet: HPET dysfunctional in PC10. Force disabled.

 2104 21:17:17.118546  <6>[    0.224381] APIC: Switch to symmetric I/O mode setup

 2105 21:17:17.131617  <6>[    0.228865] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2106 21:17:17.144985  <6>[    0.229800] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2107 21:17:17.151772  <6>[    0.230784] mce: CPU0: Thermal monitoring enabled (TM1)

 2108 21:17:17.154826  <6>[    0.230786] process: using mwait in idle threads

 2109 21:17:17.161118  <6>[    0.230786] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2110 21:17:17.167664  <6>[    0.230786] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2111 21:17:17.177823  <6>[    0.230786] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2112 21:17:17.184461  <6>[    0.230786] Spectre V2 : Mitigation: IBRS

 2113 21:17:17.194225  <6>[    0.230786] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2114 21:17:17.200448  <6>[    0.230786] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2115 21:17:17.207409  <6>[    0.230786] RETBleed: Mitigation: IBRS

 2116 21:17:17.213605  <6>[    0.230786] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2117 21:17:17.224018  <6>[    0.230786] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2118 21:17:17.233621  <6>[    0.230786] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2119 21:17:17.243409  <6>[    0.230786] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2120 21:17:17.249682  <6>[    0.230786] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2121 21:17:17.256384  <6>[    0.230786] SRBDS: Vulnerable: No microcode

 2122 21:17:17.260004  <6>[    0.230786] GDS: Vulnerable: No microcode

 2123 21:17:17.269872  <6>[    0.230786] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2124 21:17:17.275929  <6>[    0.230786] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2125 21:17:17.285792  <6>[    0.230786] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 2126 21:17:17.292294  <6>[    0.230786] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 2127 21:17:17.298893  <6>[    0.230786] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 2128 21:17:17.305619  <6>[    0.230786] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 2129 21:17:17.311790  <6>[    0.230786] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 2130 21:17:17.322123  <6>[    0.230786] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 2131 21:17:17.331974  <6>[    0.230786] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 2132 21:17:17.335891  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2133 21:17:17.338227  <4>[    0.230786] ------------[ cut here ]------------

 2134 21:17:17.348371  <4>[    0.230786] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2135 21:17:17.358147  <4>[    0.230786] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:730 apply_returns+0x1c2/0x1e0

 2136 21:17:17.361361  <4>[    0.230786] Modules linked in:

 2137 21:17:17.371495  <4>[    0.230786] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.216-cip46 #1

 2138 21:17:17.378097  <4>[    0.230786] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2139 21:17:17.384579  <4>[    0.230786] RIP: 0010:apply_returns+0x1c2/0x1e0

 2140 21:17:17.404083  <4>[    0.230786] Code: 80 3d c9 05 27 03 00 75 8b 49 89 e8 b9 05 00 00 00 4c 89 fa 48 89 ee 48 c7 c7 18 37 5c 8f c6 05 ab 05 27 03 01 e8 24 99 12 01 <0f> 0b e9 63 ff ff ff e8 e2 e7 1a 01 e9 a7 56 12 01 66 66 2e 0f 1f

 2141 21:17:17.410878  <4>[    0.230786] RSP: 0000:ffffffff8f803e30 EFLAGS: 00010286

 2142 21:17:17.420465  <4>[    0.230786] RAX: 0000000000000000 RBX: ffffffff9041abd4 RCX: 0000000000000000

 2143 21:17:17.427134  <4>[    0.230786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c978671

 2144 21:17:17.436988  <4>[    0.230786] RBP: ffffffff8f240840 R08: 0000000000000001 R09: 0000000000000001

 2145 21:17:17.443072  <4>[    0.230786] R10: ffffffff8f88ffc0 R11: 3fffffffffffffff R12: ffffffff90433154

 2146 21:17:17.453333  <4>[    0.230786] R13: ffffffff8f803ea8 R14: 0000000000000005 R15: ffffffff8f240845

 2147 21:17:17.459604  <4>[    0.230786] FS:  0000000000000000(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 2148 21:17:17.469454  <4>[    0.230786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2149 21:17:17.476307  <4>[    0.230786] CR2: ffff929a5f601000 CR3: 000000011dc26001 CR4: 00000000003706f0

 2150 21:17:17.479382  <4>[    0.230786] Call Trace:

 2151 21:17:17.482806  <4>[    0.230786]  ? __warn+0x80/0x110

 2152 21:17:17.489316  <4>[    0.230786]  ? apply_returns+0x1c2/0x1e0

 2153 21:17:17.492376  <4>[    0.230786]  ? report_bug+0x9e/0xc0

 2154 21:17:17.495699  <4>[    0.230786]  ? __warn_printk+0x6c/0x8d

 2155 21:17:17.502391  <4>[    0.230786]  ? handle_bug+0x41/0x90

 2156 21:17:17.505880  <4>[    0.230786]  ? exc_invalid_op+0x14/0x70

 2157 21:17:17.509117  <4>[    0.230786]  ? asm_exc_invalid_op+0x12/0x20

 2158 21:17:17.515336  <4>[    0.230786]  ? console_unlock+0x4d1/0x5f0

 2159 21:17:17.519133  <4>[    0.230786]  ? apply_returns+0x1c2/0x1e0

 2160 21:17:17.525302  <4>[    0.230786]  alternative_instructions+0x7d/0x143

 2161 21:17:17.531971  <4>[    0.230786]  arch_cpu_finalize_init+0x28/0x47

 2162 21:17:17.535354  <4>[    0.230786]  start_kernel+0x4ad/0x557

 2163 21:17:17.542067  <4>[    0.230786]  secondary_startup_64_no_verify+0xbe/0xcb

 2164 21:17:17.545060  <4>[    0.230786] irq event stamp: 199181

 2165 21:17:17.555117  <4>[    0.230786] hardirqs last  enabled at (199189): [<ffffffff8c978671>] console_unlock+0x4d1/0x5f0

 2166 21:17:17.565310  <4>[    0.230786] hardirqs last disabled at (199196): [<ffffffff8c9785e4>] console_unlock+0x444/0x5f0

 2167 21:17:17.571406  <4>[    0.230786] softirqs last  enabled at (0): [<0000000000000000>] 0x0

 2168 21:17:17.581814  <4>[    0.230786] softirqs last disabled at (0): [<0000000000000000>] 0x0

 2169 21:17:17.584556  <4>[    0.230786] ---[ end trace 66ef3c01d1de29b6 ]---

 2170 21:17:17.585371  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']
 2171 21:17:17.585786  login-action: kernel 'warning'
 2172 21:17:17.586131  [login-action] Waiting for messages, (timeout 00:04:21)
 2173 21:17:17.586453  Waiting using forced prompt support (timeout 00:02:11)
 2174 21:17:17.591357  <6>[    0.230786] Freeing SMP alternatives memory: 48K

 2175 21:17:17.597892  <6>[    0.230786] pid_max: default: 32768 minimum: 301

 2176 21:17:17.601294  <6>[    0.230786] LSM: Security Framework initializing

 2177 21:17:17.604191  <6>[    0.230786] SELinux:  Initializing.

 2178 21:17:17.611149  <6>[    0.230786] LSM support for eBPF active

 2179 21:17:17.617289  <6>[    0.230786] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2180 21:17:17.627728  <6>[    0.230786] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2181 21:17:17.640926  <6>[    0.230786] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2182 21:17:17.650497  <6>[    0.231260] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2183 21:17:17.657006  <6>[    0.231799] ... version:                4

 2184 21:17:17.660314  <6>[    0.232176] ... bit width:              48

 2185 21:17:17.667169  <6>[    0.232557] ... generic registers:      4

 2186 21:17:17.670127  <6>[    0.232791] ... value mask:             0000ffffffffffff

 2187 21:17:17.676501  <6>[    0.233275] ... max period:             00007fffffffffff

 2188 21:17:17.682971  <6>[    0.233757] ... fixed-purpose events:   3

 2189 21:17:17.690031  <6>[    0.233790] ... event mask:             000000070000000f

 2190 21:17:17.693138  <6>[    0.234694] rcu: Hierarchical SRCU implementation.

 2191 21:17:17.699435  <6>[    0.236444] smp: Bringing up secondary CPUs ...

 2192 21:17:17.706403  <6>[    0.237349] x86: Booting SMP configuration:

 2193 21:17:17.709331  <6>[    0.237758] .... node  #0, CPUs:      #1

 2194 21:17:17.726109  <4>[    0.238871] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.

 2195 21:17:17.745561  <4>[    0.239814] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.

 2196 21:17:17.746201  <4>[    0.241308]  #2 #3

 2197 21:17:17.752645  <6>[    0.243242] smp: Brought up 1 node, 4 CPUs

 2198 21:17:17.755539  <6>[    0.243792] smpboot: Max logical packages: 1

 2199 21:17:17.765651  <6>[    0.244192] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2200 21:17:17.768919  <6>[    0.247793] devtmpfs: initialized

 2201 21:17:17.771953  <6>[    0.248391] x86/mm: Memory block size: 128MB

 2202 21:17:17.785468  <6>[    0.251837] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2203 21:17:17.791887  <6>[    0.252803] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2204 21:17:17.798823  <6>[    0.253809] pinctrl core: initialized pinctrl subsystem

 2205 21:17:17.804847  <6>[    0.255163] PM: RTC time: 21:17:14, date: 2024-05-07

 2206 21:17:17.811414  <6>[    0.256104] NET: Registered protocol family 16

 2207 21:17:17.815040  <6>[    0.257143] audit: initializing netlink subsys (disabled)

 2208 21:17:17.825032  <5>[    0.257661] audit: type=2000 audit(1715116634.027:1): state=initialized audit_enabled=0 res=1

 2209 21:17:17.834419  <6>[    0.258299] thermal_sys: Registered thermal governor 'step_wise'

 2210 21:17:17.841171  <6>[    0.258496] thermal_sys: Registered thermal governor 'user_space'

 2211 21:17:17.844435  <6>[    0.258855] cpuidle: using governor menu

 2212 21:17:17.851070  <6>[    0.259911] ACPI: bus type PCI registered

 2213 21:17:17.860724  <6>[    0.260605] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2214 21:17:17.867403  <6>[    0.260798] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2215 21:17:17.874065  <6>[    0.261432] PCI: Using configuration type 1 for base access

 2216 21:17:17.880169  <6>[    0.291056] Kprobes globally optimized

 2217 21:17:17.886906  <6>[    0.291445] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2218 21:17:17.893424  <6>[    0.291803] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2219 21:17:17.903193  <6>[    0.292557] cryptomgr_test (39) used greatest stack depth: 15272 bytes left

 2220 21:17:17.909993  <6>[    0.292620] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2221 21:17:17.916421  <6>[    0.295117] ACPI: Added _OSI(Module Device)

 2222 21:17:17.922611  <6>[    0.295117] ACPI: Added _OSI(Processor Device)

 2223 21:17:17.926178  <6>[    0.295210] ACPI: Added _OSI(3.0 _SCP Extensions)

 2224 21:17:17.933461  <6>[    0.295645] ACPI: Added _OSI(Processor Aggregator Device)

 2225 21:17:17.937090  <6>[    0.296794] ACPI: Added _OSI(Linux-Dell-Video)

 2226 21:17:17.944620  <6>[    0.297208] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2227 21:17:17.952315  <6>[    0.297693] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2228 21:17:17.959585  <6>[    0.307579] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2229 21:17:17.963385  <6>[    0.314020] ACPI: EC: EC started

 2230 21:17:17.966975  <6>[    0.314350] ACPI: EC: interrupt blocked

 2231 21:17:17.974798  <6>[    0.315324] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2232 21:17:17.982142  <6>[    0.315791] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2233 21:17:17.985919  <6>[    0.316448] ACPI: Interpreter enabled

 2234 21:17:17.989470  <6>[    0.316848] ACPI: (supports S0 S3 S4 S5)

 2235 21:17:17.997030  <6>[    0.317218] ACPI: Using IOAPIC for interrupt routing

 2236 21:17:18.006423  <6>[    0.317734] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2237 21:17:18.013175  <6>[    0.332492] ACPI: Power Resource [PRIC] (on)

 2238 21:17:18.019820  <6>[    0.459235] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2239 21:17:18.029664  <6>[    0.459799] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2240 21:17:18.036075  <6>[    0.460833] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2241 21:17:18.049374  <6>[    0.461514] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2242 21:17:18.056008  <6>[    0.463292] PCI host bridge to bus 0000:00

 2243 21:17:18.062276  <6>[    0.463680] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2244 21:17:18.068997  <6>[    0.463793] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2245 21:17:18.078757  <6>[    0.464401] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2246 21:17:18.089121  <6>[    0.465792] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2247 21:17:18.095568  <6>[    0.466457] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2248 21:17:18.104811  <6>[    0.466791] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2249 21:17:18.114790  <6>[    0.467456] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2250 21:17:18.121563  <6>[    0.467791] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2251 21:17:18.131597  <6>[    0.468456] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2252 21:17:18.137663  <6>[    0.469792] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2253 21:17:18.147803  <6>[    0.470457] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2254 21:17:18.157764  <6>[    0.470792] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2255 21:17:18.164175  <6>[    0.471456] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2256 21:17:18.174103  <6>[    0.471791] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2257 21:17:18.183600  <6>[    0.472455] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2258 21:17:18.190499  <6>[    0.473792] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2259 21:17:18.199845  <6>[    0.474457] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2260 21:17:18.209880  <6>[    0.474792] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2261 21:17:18.216572  <6>[    0.475470] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2262 21:17:18.226367  <6>[    0.475791] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2263 21:17:18.232912  <6>[    0.476456] pci_bus 0000:00: root bus resource [bus 00-ff]

 2264 21:17:18.239520  <6>[    0.476873] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2265 21:17:18.245781  <6>[    0.478292] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2266 21:17:18.255463  <6>[    0.479812] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2267 21:17:18.262258  <6>[    0.480430] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2268 21:17:18.268594  <6>[    0.480798] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2269 21:17:18.275369  <6>[    0.481842] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2270 21:17:18.285463  <6>[    0.482404] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2271 21:17:18.291754  <6>[    0.483422] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2272 21:17:18.298355  <6>[    0.483813] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2273 21:17:18.304909  <6>[    0.484974] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2274 21:17:18.314864  <6>[    0.485543] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2275 21:17:18.321499  <6>[    0.486920] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2276 21:17:18.327899  <6>[    0.488077] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2277 21:17:18.334354  <6>[    0.488647] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2278 21:17:18.344393  <6>[    0.489365] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2279 21:17:18.351075  <6>[    0.489832] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2280 21:17:18.358005  <6>[    0.491122] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2281 21:17:18.367201  <6>[    0.491697] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2282 21:17:18.373756  <6>[    0.493517] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2283 21:17:18.380467  <6>[    0.493832] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2284 21:17:18.387182  <6>[    0.494460] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2285 21:17:18.397230  <6>[    0.495464] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2286 21:17:18.403421  <6>[    0.495832] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2287 21:17:18.410177  <6>[    0.497149] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2288 21:17:18.416864  <6>[    0.497862] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2289 21:17:18.423093  <6>[    0.499039] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2290 21:17:18.433055  <6>[    0.499616] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2291 21:17:18.439502  <6>[    0.501485] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2292 21:17:18.445873  <6>[    0.501832] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2293 21:17:18.455570  <6>[    0.503124] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2294 21:17:18.462463  <6>[    0.503693] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2295 21:17:18.468954  <6>[    0.505558] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2296 21:17:18.478412  <6>[    0.505828] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2297 21:17:18.485202  <6>[    0.507086] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2298 21:17:18.492003  <6>[    0.508272] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2299 21:17:18.498328  <6>[    0.508826] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2300 21:17:18.505044  <6>[    0.510016] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2301 21:17:18.514663  <6>[    0.510590] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2302 21:17:18.521514  <6>[    0.510844] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2303 21:17:18.527696  <6>[    0.511538] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2304 21:17:18.534276  <6>[    0.513419] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2305 21:17:18.544429  <6>[    0.513855] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2306 21:17:18.550789  <6>[    0.514531] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2307 21:17:18.557515  <6>[    0.515402] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2308 21:17:18.563577  <6>[    0.515820] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2309 21:17:18.570370  <6>[    0.517306] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2310 21:17:18.580210  <6>[    0.517988] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2311 21:17:18.586595  <6>[    0.519345] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2312 21:17:18.593050  <6>[    0.521350] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2313 21:17:18.599628  <6>[    0.521805] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2314 21:17:18.606106  <6>[    0.523509] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2315 21:17:18.616150  <6>[    0.525027] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2316 21:17:18.622926  <6>[    0.525872] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2317 21:17:18.632774  <6>[    0.526738] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2318 21:17:18.638995  <6>[    0.527017] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2319 21:17:18.645518  <6>[    0.527884] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2320 21:17:18.655705  <6>[    0.528750] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2321 21:17:18.662201  <6>[    0.530022] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2322 21:17:18.668576  <6>[    0.535643] ACPI: EC: interrupt unblocked

 2323 21:17:18.672350  <6>[    0.535790] ACPI: EC: event unblocked

 2324 21:17:18.678600  <6>[    0.536148] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2325 21:17:18.681694  <6>[    0.536615] ACPI: EC: GPE=0x6e

 2326 21:17:18.691458  <6>[    0.536794] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2327 21:17:18.698231  <6>[    0.537424] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2328 21:17:18.705189  <6>[    0.539134] iommu: Default domain type: Translated 

 2329 21:17:18.711637  <6>[    0.539964] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2330 21:17:18.721092  <6>[    0.540407] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2331 21:17:18.727864  <6>[    0.540816] pci 0000:00:02.0: vgaarb: bridge control possible

 2332 21:17:18.731218  <6>[    0.541337] vgaarb: loaded

 2333 21:17:18.734332  <5>[    0.542100] SCSI subsystem initialized

 2334 21:17:18.740966  <6>[    0.542979] ACPI: bus type USB registered

 2335 21:17:18.747701  <6>[    0.542979] usbcore: registered new interface driver usbfs

 2336 21:17:18.754193  <6>[    0.543475] usbcore: registered new interface driver hub

 2337 21:17:18.761246  <6>[    0.544822] usbcore: registered new device driver usb

 2338 21:17:18.764358  <6>[    0.545377] mc: Linux media interface: v0.10

 2339 21:17:18.771009  <6>[    0.545800] videodev: Linux video capture interface: v2.00

 2340 21:17:18.777303  <6>[    0.546328] pps_core: LinuxPPS API ver. 1 registered

 2341 21:17:18.787366  <6>[    0.546783] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2342 21:17:18.790396  <6>[    0.546800] PTP clock support registered

 2343 21:17:18.800192  <6>[    0.547987] Advanced Linux Sound Architecture Driver Initialized.

 2344 21:17:18.803472  <6>[    0.549621] NetLabel: Initializing

 2345 21:17:18.806631  <6>[    0.549792] NetLabel:  domain hash size = 128

 2346 21:17:18.813277  <6>[    0.550198] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2347 21:17:18.820072  <6>[    0.550781] NetLabel:  unlabeled traffic allowed by default

 2348 21:17:18.826339  <6>[    0.551907] PCI: Using ACPI for IRQ routing

 2349 21:17:18.833083  <6>[    0.559978] clocksource: Switched to clocksource tsc-early

 2350 21:17:18.836684  <5>[    0.891516] VFS: Disk quotas dquot_6.6.0

 2351 21:17:18.846520  <6>[    0.891928] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2352 21:17:18.849791  <6>[    0.892895] pnp: PnP ACPI init

 2353 21:17:18.855847  <6>[    0.893839] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2354 21:17:18.866059  <6>[    0.894450] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2355 21:17:18.872518  <6>[    0.895045] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2356 21:17:18.879170  <6>[    0.895647] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2357 21:17:18.888687  <6>[    0.896241] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2358 21:17:18.895367  <6>[    0.896843] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2359 21:17:18.905298  <6>[    0.897475] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2360 21:17:18.911765  <6>[    0.898099] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2361 21:17:18.918505  <6>[    0.898700] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2362 21:17:18.927976  <6>[    0.899295] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2363 21:17:18.934684  <6>[    0.900635] system 00:01: [io  0x1800-0x18fe] has been reserved

 2364 21:17:18.941041  <6>[    0.901480] system 00:03: [io  0x0900-0x09fe] has been reserved

 2365 21:17:18.947846  <6>[    0.902210] system 00:04: [io  0x0200] has been reserved

 2366 21:17:18.954459  <6>[    0.902709] system 00:04: [io  0x0204] has been reserved

 2367 21:17:18.961423  <6>[    0.903196] system 00:04: [io  0x0800-0x087f] has been reserved

 2368 21:17:18.967592  <6>[    0.903740] system 00:04: [io  0x0880-0x08ff] has been reserved

 2369 21:17:18.970776  <6>[    0.906265] pnp: PnP ACPI: found 6 devices

 2370 21:17:18.980645  <6>[    0.919320] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2371 21:17:18.987481  <6>[    0.920205] NET: Registered protocol family 2

 2372 21:17:18.997125  <6>[    0.920758] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2373 21:17:19.006705  <6>[    0.922814] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2374 21:17:19.013348  <6>[    0.923775] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2375 21:17:19.023169  <6>[    0.924658] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2376 21:17:19.029904  <6>[    0.926963] TCP: Hash tables configured (established 32768 bind 32768)

 2377 21:17:19.039667  <6>[    0.927820] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2378 21:17:19.046672  <6>[    0.928738] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2379 21:17:19.056383  <6>[    0.929583] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2380 21:17:19.062761  <6>[    0.930567] NET: Registered protocol family 1

 2381 21:17:19.069719  <6>[    0.931537] RPC: Registered named UNIX socket transport module.

 2382 21:17:19.072541  <6>[    0.932094] RPC: Registered udp transport module.

 2383 21:17:19.078716  <6>[    0.932539] RPC: Registered tcp transport module.

 2384 21:17:19.085617  <6>[    0.932974] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2385 21:17:19.091930  <6>[    0.934038] NET: Registered protocol family 44

 2386 21:17:19.098670  <6>[    0.934484] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2387 21:17:19.105068  <6>[    0.934955] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2388 21:17:19.111643  <6>[    0.935589] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2389 21:17:19.121367  <6>[    0.936144] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2390 21:17:19.128177  <6>[    0.936707] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2391 21:17:19.134658  <6>[    0.937321] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2392 21:17:19.144807  <6>[    0.937994] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2393 21:17:19.150713  <6>[    0.938616] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2394 21:17:19.160723  <6>[    0.939230] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2395 21:17:19.167293  <6>[    0.939858] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2396 21:17:19.177127  <6>[    0.940487] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2397 21:17:19.183746  <6>[    0.941108] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2398 21:17:19.193458  <6>[    0.941735] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2399 21:17:19.200014  <6>[    0.942364] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2400 21:17:19.210168  <6>[    0.942985] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2401 21:17:19.216635  <6>[    0.943645] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2402 21:17:19.223195  <6>[    0.944266] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2403 21:17:19.232903  <6>[    0.944895] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2404 21:17:19.239281  <6>[    0.945523] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2405 21:17:19.249516  <6>[    0.946145] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2406 21:17:19.255963  <6>[    0.946787] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2407 21:17:19.265602  <6>[    0.947416] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2408 21:17:19.272558  <6>[    0.948038] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2409 21:17:19.281868  <6>[    0.948968] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2410 21:17:19.285258  <6>[    0.951321] PCI: CLS 64 bytes, default 64

 2411 21:17:19.291954  <6>[    0.952017] Unpacking initramfs...

 2412 21:17:19.294979  <6>[    1.344393] Freeing initrd memory: 12092K

 2413 21:17:19.301740  <6>[    1.344888] DMAR: Host address width 39

 2414 21:17:19.305199  <6>[    1.345278] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2415 21:17:19.314996  <6>[    1.345898] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2416 21:17:19.324656  <6>[    1.346654] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2417 21:17:19.331131  <6>[    1.347218] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2418 21:17:19.337954  <6>[    1.347725] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2419 21:17:19.348075  <6>[    1.348515] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2420 21:17:19.354354  <6>[    1.349096] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2421 21:17:19.364183  <6>[    1.349990] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2422 21:17:19.370487  <6>[    1.350711] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2423 21:17:19.376896  <6>[    1.351231] RAPL PMU: hw unit of domain package 2^-14 Joules

 2424 21:17:19.383923  <6>[    1.351757] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2425 21:17:19.389999  <6>[    1.352250] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2426 21:17:19.396539  <6>[    1.352768] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2427 21:17:19.403527  <3>[    1.354681] kvm: already loaded the other module

 2428 21:17:19.410164  <6>[    1.380287] check: Scanning for low memory corruption every 60 seconds

 2429 21:17:19.416311  <5>[    1.383447] Initialise system trusted keyrings

 2430 21:17:19.423114  <6>[    1.384067] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2431 21:17:19.429486  <5>[    1.400034] NFS: Registering the id_resolver key type

 2432 21:17:19.432918  <5>[    1.400552] Key type id_resolver registered

 2433 21:17:19.439216  <5>[    1.400966] Key type id_legacy registered

 2434 21:17:19.442509  <5>[    1.417149] Key type asymmetric registered

 2435 21:17:19.449302  <5>[    1.417576] Asymmetric key parser 'x509' registered

 2436 21:17:19.459006  <6>[    1.418062] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2437 21:17:19.462896  <6>[    1.418742] io scheduler mq-deadline registered

 2438 21:17:19.469441  <6>[    1.419163] io scheduler kyber registered

 2439 21:17:19.472552  <4>[    1.419719] test_firmware: interface ready

 2440 21:17:19.479206  <6>[    1.421355] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2441 21:17:19.486018  <6>[    1.422934] ACPI: AC Adapter [AC] (on-line)

 2442 21:17:19.498844  <6>[    1.423650] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2443 21:17:19.502049  <6>[    1.425281] ACPI: Lid Switch [LID0]

 2444 21:17:19.511838  <6>[    1.425833] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2445 21:17:19.515122  <6>[    1.426689] ACPI: Power Button [PWRF]

 2446 21:17:19.522070  <6>[    1.427400] ACPI: \_PR_.CP00: Found 3 idle states

 2447 21:17:19.525157  <6>[    1.428416] ACPI: \_PR_.CP01: Found 3 idle states

 2448 21:17:19.531644  <6>[    1.429274] ACPI: \_PR_.CP02: Found 3 idle states

 2449 21:17:19.538280  <6>[    1.430187] ACPI: \_PR_.CP03: Found 3 idle states

 2450 21:17:19.544948  <6>[    1.431535] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2451 21:17:19.551281  <4>[    1.434546] hpet_acpi_add: no address or irqs in _CRS

 2452 21:17:19.554927  <6>[    1.435353] Non-volatile memory driver v1.3

 2453 21:17:19.561470  <6>[    1.435625] battery: ACPI: Battery Slot [BAT0] (battery present)

 2454 21:17:19.568278  <6>[    1.435865] Linux agpgart interface v0.103

 2455 21:17:19.574590  <6>[    1.436972] ACPI: bus type drm_connector registered

 2456 21:17:19.578096  <6>[    1.437556] [drm] amdgpu kernel modesetting enabled.

 2457 21:17:19.584728  <6>[    1.440194] i915 0000:00:02.0: vgaarb: deactivate vga console

 2458 21:17:19.597740  <6>[    1.494449] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2459 21:17:19.607692  <6>[    1.496230] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2460 21:17:19.614129  <6>[    1.523411] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2461 21:17:19.624042  <6>[    1.527202] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2462 21:17:19.627256  <6>[    1.541084] loop: module loaded

 2463 21:17:19.633869  <6>[    1.542079] lkdtm: No crash points registered, enable through debugfs

 2464 21:17:19.640338  <6>[    1.562945] printk: console [ttyS0] disabled

 2465 21:17:19.649916  <6>[    1.563703] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2466 21:17:19.656826  <6>[    2.440799] tsc: Refined TSC clocksource calibration: 1608.000 MHz

 2467 21:17:19.666487  <6>[    2.440824] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns

 2468 21:17:19.673347  <6>[    2.440959] clocksource: Switched to clocksource tsc

 2469 21:17:19.725270  <6>[    5.178273] printk: console [ttyS0] enabled

 2470 21:17:19.732271  <6>[    5.178313] fbcon: i915drmfb (fb0) is primary device

 2471 21:17:19.742125  <6>[    5.187740] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2472 21:17:19.748721  <4>[    5.189106] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2473 21:17:19.755751  <6>[    5.195446] e100: Intel(R) PRO/100 Network Driver

 2474 21:17:19.762006  <6>[    5.195449] e100: Copyright(c) 1999-2006 Intel Corporation

 2475 21:17:19.765392  <6>[    5.195495] e1000: Intel(R) PRO/1000 Network Driver

 2476 21:17:19.771887  <6>[    5.195497] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2477 21:17:19.778740  <6>[    5.195555] e1000e: Intel(R) PRO/1000 Network Driver

 2478 21:17:19.785236  <6>[    5.195557] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2479 21:17:19.791852  <6>[    5.195620] sky2: driver version 1.30

 2480 21:17:19.798404  <6>[    5.195914] usbcore: registered new interface driver r8152

 2481 21:17:19.801653  <6>[    5.195953] usbcore: registered new interface driver asix

 2482 21:17:19.812023  <6>[    5.195981] usbcore: registered new interface driver ax88179_178a

 2483 21:17:19.818263  <6>[    5.196008] usbcore: registered new interface driver cdc_ether

 2484 21:17:19.824823  <6>[    5.196036] usbcore: registered new interface driver net1080

 2485 21:17:19.831515  <6>[    5.196064] usbcore: registered new interface driver cdc_subset

 2486 21:17:19.838359  <6>[    5.196090] usbcore: registered new interface driver zaurus

 2487 21:17:19.844962  <6>[    5.196132] usbcore: registered new interface driver cdc_ncm

 2488 21:17:19.851197  <6>[    5.196452] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2489 21:17:19.857724  <6>[    5.196466] ehci-pci: EHCI PCI platform driver

 2490 21:17:19.864061  <6>[    5.196516] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2491 21:17:19.867794  <6>[    5.196538] ohci-pci: OHCI PCI platform driver

 2492 21:17:19.877467  <6>[    5.196582] uhci_hcd: USB Universal Host Controller Interface driver

 2493 21:17:19.884039  <6>[    5.197407] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2494 21:17:19.890846  <6>[    5.198164] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2495 21:17:19.900480  <6>[    5.198416] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2496 21:17:19.910825  <6>[    5.199743] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2497 21:17:19.917408  <6>[    5.199804] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2498 21:17:19.924042  <6>[    5.201495] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2499 21:17:19.933803  <6>[    5.201882] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2500 21:17:19.940438  <6>[    5.201892] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2501 21:17:19.950141  <6>[    5.202356] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2502 21:17:19.957120  <6>[    5.202384] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2503 21:17:19.966067  <6>[    5.202387] usb usb1: Product: xHCI Host Controller

 2504 21:17:19.985869  <6>[    5.202390] usb usb1: Manufacturer: Linux 5.10.216-cip46 xhci-hcd

 2505 21:17:19.986057  <6>[    5.202394] usb usb1: SerialNumber: 0000:00:14.0

 2506 21:17:19.986443  <6>[    5.203905] hub 1-0:1.0: USB hub found

 2507 21:17:19.986602  <6>[    5.204040] hub 1-0:1.0: 12 ports detected

 2508 21:17:19.996384  <6>[    5.207107] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2509 21:17:20.006440  <6>[    5.207111] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2510 21:17:20.010165  <6>[    5.207114] usb usb2: Product: xHCI Host Controller

 2511 21:17:20.018916  <6>[    5.207117] usb usb2: Manufacturer: Linux 5.10.216-cip46 xhci-hcd

 2512 21:17:20.022142  <6>[    5.207120] usb usb2: SerialNumber: 0000:00:14.0

 2513 21:17:20.026124  <6>[    5.207920] hub 2-0:1.0: USB hub found

 2514 21:17:20.029685  <6>[    5.207960] hub 2-0:1.0: 6 ports detected

 2515 21:17:20.036160  <6>[    5.209473] usbcore: registered new interface driver usblp

 2516 21:17:20.042671  <6>[    5.209527] usbcore: registered new interface driver usb-storage

 2517 21:17:20.056141  <6>[    5.209891] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2518 21:17:20.063144  <6>[    5.209987] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2519 21:17:20.076375  <4>[    5.209989] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2520 21:17:20.079789  <4>[    5.210646] i8042: Warning: Keylock active

 2521 21:17:20.086048  <6>[    5.210884] serio: i8042 KBD port at 0x60,0x64 irq 1

 2522 21:17:20.092176  <6>[    5.211020] Console: switching to colour frame buffer device 240x67

 2523 21:17:20.098677  <6>[    5.212345] rtc_cmos 00:02: RTC can wake from S4

 2524 21:17:20.102235  <6>[    5.214285] rtc_cmos 00:02: registered as rtc0

 2525 21:17:20.112086  <6>[    5.214497] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2526 21:17:20.121751  <6>[    5.214905] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2527 21:17:20.128242  <6>[    5.216697] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2528 21:17:20.134768  <6>[    5.216741] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2529 21:17:20.141488  <6>[    5.217718] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2530 21:17:20.147766  <6>[    5.218394] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2531 21:17:20.157974  <6>[    5.219438] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2532 21:17:20.164815  <6>[    5.219488] intel_pstate: Intel P-state driver initializing

 2533 21:17:20.171177  <6>[    5.220542] intel_pstate: HWP enabled

 2534 21:17:20.177527  <6>[    5.220586] sdhci: Secure Digital Host Controller Interface driver

 2535 21:17:20.181013  <6>[    5.220587] sdhci: Copyright(c) Pierre Ossman

 2536 21:17:20.190880  <6>[    5.220624] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2537 21:17:20.197239  <6>[    5.223662] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2538 21:17:20.207058  <6>[    5.223846] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2539 21:17:20.214180  <6>[    5.225311] hid: raw HID events driver (C) Jiri Kosina

 2540 21:17:20.220291  <6>[    5.230031] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2541 21:17:20.226831  <6>[    5.236532] usbcore: registered new interface driver usbhid

 2542 21:17:20.233465  <6>[    5.434211] mmc0: new HS400 MMC card at address 0001

 2543 21:17:20.236643  <6>[    5.437577] usbhid: USB HID core driver

 2544 21:17:20.243960  <6>[    5.445398] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2545 21:17:20.256734  <6>[    5.454933] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2546 21:17:20.263099  <6>[    5.463222] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2547 21:17:20.269668  <6>[    5.464342] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2548 21:17:20.280666  <6>[    5.473300] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2549 21:17:20.286256  <6>[    5.475842] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2550 21:17:20.296453  <6>[    5.481751] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2551 21:17:20.303234  <6>[    5.486094] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2552 21:17:20.309444  <6>[    5.491312] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2553 21:17:20.315964  <6>[    5.515255]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2554 21:17:20.322936  <6>[    5.521605] IPv4 over IPsec tunneling driver

 2555 21:17:20.335857  <6>[    5.539129] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2

 2556 21:17:20.339128  <6>[    5.543948] Initializing XFRM netlink socket

 2557 21:17:20.348696  <6>[    5.653933] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2558 21:17:20.355551  <6>[    5.663968] NET: Registered protocol family 10

 2559 21:17:20.362521  <6>[    5.670149] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2560 21:17:20.372174  <6>[    5.722478] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2561 21:17:20.375248  <6>[    5.727180] Segment Routing with IPv6

 2562 21:17:20.385186  <6>[    5.730120] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2563 21:17:20.391766  <3>[    5.744617] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2564 21:17:20.398400  <6>[    5.748634] NET: Registered protocol family 17

 2565 21:17:20.408351  <6>[    5.761760] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2566 21:17:20.411594  <5>[    5.768605] Key type dns_resolver registered

 2567 21:17:20.421344  <6>[    5.775991] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2568 21:17:20.428222  <6>[    5.775993] usb 2-3: Product: USB 10/100/1000 LAN

 2569 21:17:20.431234  <6>[    5.931787] usb 2-3: Manufacturer: Realtek

 2570 21:17:20.437953  <6>[    5.936685] usb 2-3: SerialNumber: 001000001

 2571 21:17:20.444826  <6>[    5.942132] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2572 21:17:20.450748  <6>[    5.948597] microcode: Microcode Update Driver: v2.2.

 2573 21:17:20.454330  <6>[    5.948605] IPI shorthand broadcast: enabled

 2574 21:17:20.464230  <6>[    5.959676] sched_clock: Marking stable (5874295371, 85320778)->(6071849689, -112233540)

 2575 21:17:20.467452  <6>[    5.969225] registered taskstats version 1

 2576 21:17:20.474354  <5>[    5.974111] Loading compiled-in X.509 certificates

 2577 21:17:20.484550  <6>[    5.981482] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2578 21:17:20.495443  <6>[    5.991515] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2579 21:17:20.501786  <6>[    6.000049] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2580 21:17:20.509178  <6>[    6.008648] PM:   Magic number: 8:467:297

 2581 21:17:20.515643  <6>[    6.013624] printk: console [netcon0] enabled

 2582 21:17:20.518921  <6>[    6.018783] netconsole: network logging started

 2583 21:17:20.673166  <6>[    6.169894] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2584 21:17:20.683184  <6>[    6.179364] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2585 21:17:20.689783  <6>[    6.187667] usb 1-9: Product: USB2.0 HD UVC WebCam

 2586 21:17:20.692723  <6>[    6.193348] usb 1-9: Manufacturer: Azurewave

 2587 21:17:20.699256  <6>[    6.198427] usb 1-9: SerialNumber: 0x0001

 2588 21:17:20.714018  <6>[    6.210939] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2589 21:17:20.760104  <6>[    6.256619] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2590 21:17:20.812506  <6>[    6.309366] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2591 21:17:20.849903  <6>[    6.349937] r8152 2-3:1.0 eth0: v1.11.11

 2592 21:17:20.859731  <6>[    6.355102] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2593 21:17:22.490385  <6>[    7.989479] r8152 2-3:1.0 eth0: carrier on

 2594 21:17:22.496081  <6>[    7.991420] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2595 21:17:25.180433  <5>[    8.003459] Sending DHCP requests .., OK

 2596 21:17:25.189920  <6>[   10.685148] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12

 2597 21:17:25.193502  <6>[   10.694408] IP-Config: Complete:

 2598 21:17:25.206223  <6>[   10.698310]      device=eth0, hwaddr=00:e0:4c:78:7f:da, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1

 2599 21:17:25.213000  <6>[   10.710270]      host=asus-c433ta-aj0005-rammus-cbg-3, domain=lava-rack, nis-domain=(none)

 2600 21:17:25.223151  <6>[   10.719804]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2601 21:17:25.226195  <6>[   10.719806]      nameserver0=192.168.201.1

 2602 21:17:25.236375  <5>[   10.733170] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2603 21:17:25.248671  <6>[   10.745532] modprobe (100) used greatest stack depth: 14120 bytes left

 2604 21:17:25.255140  <5>[   10.748850] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2605 21:17:25.265331  <5>[   10.760956] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'

 2606 21:17:25.275109  <4>[   10.770568] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2607 21:17:25.281661  <6>[   10.773412] clk: Disabling unused clocks

 2608 21:17:25.284767  <6>[   10.780577] cfg80211: failed to load regulatory.db

 2609 21:17:25.288481  <6>[   10.785312] ALSA device list:

 2610 21:17:25.294709  <6>[   10.794559]   No soundcards found.

 2611 21:17:25.301348  <4>[   10.799064] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2612 21:17:25.311802  <6>[   10.808734] Freeing unused kernel image (initmem) memory: 2160K

 2613 21:17:25.329182  <6>[   10.825616] Write protecting the kernel read-only data: 49152k

 2614 21:17:25.335645  <6>[   10.833449] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2615 21:17:25.345393  <6>[   10.841282] Freeing unused kernel image (rodata/data gap) memory: 16K

 2616 21:17:25.348574  <6>[   10.848816] Run /init as init process

 2617 21:17:25.354402  Loading, please wait...

 2618 21:17:25.371173  Starting systemd-udevd version 252.22-1~deb12u1

 2619 21:17:25.371670  

 2620 21:17:25.377758  <6>[   10.871496] systemd-udevd (126) used greatest stack depth: 14016 bytes left

 2621 21:17:25.438187  <6>[   10.934624] udevadm (128) used greatest stack depth: 13688 bytes left

 2622 21:17:25.602962  <6>[   11.102654] chromeos ramoops using acpi device.

 2623 21:17:25.614243  <6>[   11.110894] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2624 21:17:25.623850  <4>[   11.120382] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2625 21:17:25.634378  <6>[   11.130838] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2626 21:17:25.656286  <4>[   11.152607] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2627 21:17:25.668116  <4>[   11.162311] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2628 21:17:25.678404  <6>[   11.178132] Intel(R) Wireless WiFi driver for Linux

 2629 21:17:25.687465  <6>[   11.180251] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2630 21:17:25.701099  <6>[   11.197972] iwlwifi 0000:01:00.0: Found debug destination: EXTERNAL_DRAM

 2631 21:17:25.707604  <6>[   11.198921] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2632 21:17:25.717697  <6>[   11.205789] iwlwifi 0000:01:00.0: Found debug configuration: 0

 2633 21:17:25.727376  <6>[   11.206283] iwlwifi 0000:01:00.0: loaded firmware version 29.4063824552.0 7265D-29.ucode op_mode iwlmvm

 2634 21:17:25.733601  <6>[   11.215909] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2635 21:17:25.740197  <6>[   11.216014] Registered efivars operations

 2636 21:17:25.743690  <6>[   11.216019] gsmi version 1.0 loaded

 2637 21:17:25.753315  <6>[   11.249941] iwlwifi 0000:01:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210

 2638 21:17:25.777076  <6>[   11.273893] iwlwifi 0000:01:00.0: Applying debug destination EXTERNAL_DRAM

 2639 21:17:25.786850  <6>[   11.282153] iwlwifi 0000:01:00.0: Allocated 0x00400000 bytes for firmware monitor.

 2640 21:17:25.807054  <6>[   11.303869] iwlwifi 0000:01:00.0: base HW address: 14:f6:d8:58:f9:62

 2641 21:17:25.855956  <6>[   11.346274] input: PNP0C50:00 0457:157E Touchscreen as /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-6/i2c-PNP0C50:00/0018:0457:157E.0001/input/input4

 2642 21:17:25.870679  <6>[   11.364432] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2643 21:17:25.880307  <6>[   11.377510] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2644 21:17:25.905474  <4>[   11.401880] thermal thermal_zone1: failed to read out thermal zone (-61)

 2645 21:17:25.912036  <6>[   11.404202] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2646 21:17:25.925919  <6>[   11.422108] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2647 21:17:25.932437  <6>[   11.427416] iwlwifi 0000:01:00.0 wlp1s0: renamed from wlan0

 2648 21:17:25.939060  <6>[   11.437291] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2649 21:17:25.949688  <6>[   11.446507] modprobe (160) used greatest stack depth: 13616 bytes left

 2650 21:17:25.959607  <6>[   11.455814] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2651 21:17:25.966263  <6>[   11.456702] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2652 21:17:25.977032  <4>[   11.462733] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2653 21:17:25.986762  <6>[   11.465495] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2654 21:17:25.996766  <6>[   11.492544] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2655 21:17:26.006311  <6>[   11.492702] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/input/input6

 2656 21:17:26.017004  <6>[   11.513987] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2657 21:17:26.023803  <6>[   11.514237] usbcore: registered new interface driver uvcvideo

 2658 21:17:26.030901  <6>[   11.529206] USB Video Class driver (1.1.1)

 2659 21:17:26.040225  <6>[   11.536779] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2660 21:17:26.050144  <6>[   11.546901] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2661 21:17:26.060434  <6>[   11.557040] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2662 21:17:26.070450  <6>[   11.566902] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2663 21:17:26.085840  Begin: Loading essential drivers ... done.

 2664 21:17:26.089178  Begin: Running /scripts/init-premount ... done.

 2665 21:17:26.099288  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2666 21:17:26.109221  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2667 21:17:26.112508  Device /sys/class/net/eth0 found

 2668 21:17:26.112584  done.

 2669 21:17:26.119060  Begin: Waiting up to 180 secs for any network device to become available ... done.

 2670 21:17:26.125593  IP-Config: eth0 hardware address 00:e0:4c:78:7f:da mtu 1500 DHCP

 2671 21:17:26.132041  IP-Config: wlp1s0 hardware address 14:f6:d8:58:f9:62 mtu 1500 DHCP

 2672 21:17:26.150391  <6>[   11.647129] iwlwifi 0000:01:00.0: Applying debug destination EXTERNAL_DRAM

 2673 21:17:26.239894  <6>[   11.736937] iwlwifi 0000:01:00.0: Applying debug destination EXTERNAL_DRAM

 2674 21:17:26.250019  <6>[   11.747109] iwlwifi 0000:01:00.0: FW already configured (0) - re-configuring

 2675 21:17:26.279286  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2676 21:17:26.289513   address: 192.168.201.12   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2677 21:17:26.295692   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2678 21:17:26.305952   host   : asus-c433ta-aj0005<6>[   11.802716] ipconfig (180) used greatest stack depth: 13344 bytes left

 2679 21:17:26.312688  -rammus-cbg-3                                 

 2680 21:17:26.319014   domain : lava-rack                                                       

 2681 21:17:26.322021   rootserver: 192.168.201.1 rootpath: 

 2682 21:17:26.322177   filename  : 

 2683 21:17:26.392875  <6>[   11.889976] nfsmount (181) used greatest stack depth: 12528 bytes left

 2684 21:17:26.393023  done.

 2685 21:17:26.403866  Begin: Running /scripts/nfs-bottom ... done.

 2686 21:17:26.423449  Begin: Running /scripts/init-bottom ... done.

 2687 21:17:27.586394  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2688 21:17:27.797009  <30>[   13.263968] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)

 2689 21:17:27.803445  <30>[   13.300951] systemd[1]: Detected architecture x86-64.

 2690 21:17:27.807068  

 2691 21:17:27.810081  Welcome to Debian GNU/Linux 12 (bookworm)!

 2692 21:17:27.810190  

 2693 21:17:27.810284  

 2694 21:17:27.828023  <30>[   13.325215] systemd[1]: Hostname set to <debian-bookworm-amd64>.

 2695 21:17:28.319834  <30>[   13.816803] systemd[1]: Queued start job for default target graphical.target.

 2696 21:17:28.330477  <30>[   13.827424] systemd[1]: Created slice system-getty.slice - Slice /system/getty.

 2697 21:17:28.340048  [  OK  ] Created slice system-getty.slice - Slice /system/getty.

 2698 21:17:28.340170  

 2699 21:17:28.350092  <30>[   13.846117] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.

 2700 21:17:28.359931  [  OK  ] Created slice system-modpr…lice - Slice /system/modprobe.

 2701 21:17:28.360013  

 2702 21:17:28.374577  <30>[   13.868144] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.

 2703 21:17:28.384202  [  OK  ] Created slice system-seria… - Slice /system/serial-getty.

 2704 21:17:28.384310  

 2705 21:17:28.393945  <30>[   13.891039] systemd[1]: Created slice user.slice - User and Session Slice.

 2706 21:17:28.403893  [  OK  ] Created slice user.slice - User and Session Slice.

 2707 21:17:28.403997  

 2708 21:17:28.416924  <30>[   13.908985] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.

 2709 21:17:28.426971  [  OK  ] Started systemd-ask-passwo…quests to Console Directory Watch.

 2710 21:17:28.427076  

 2711 21:17:28.440046  <30>[   13.931870] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.

 2712 21:17:28.449451  [  OK  ] Started systemd-ask-passwo… Requests to Wall Directory Watch.

 2713 21:17:28.449560  

 2714 21:17:28.467553  <30>[   13.957832] systemd[1]: Set up automount proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point.

 2715 21:17:28.477178  [  OK  ] Set up automount proc-sys-…rmats File System Automount Point.

 2716 21:17:28.477288  

 2717 21:17:28.487446  <30>[   13.984631] systemd[1]: Expecting device dev-ttyS0.device - /dev/ttyS0...

 2718 21:17:28.493889           Expecting device dev-ttyS0.device - /dev/ttyS0...

 2719 21:17:28.494006  

 2720 21:17:28.505526  <30>[   14.002679] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.

 2721 21:17:28.515530  [  OK  ] Reached target cryptsetup.…get - Local Encrypted Volumes.

 2722 21:17:28.515636  

 2723 21:17:28.525482  <30>[   14.021707] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.

 2724 21:17:28.534984  [  OK  ] Reached target integrityse…Local Integrity Protected Volumes.

 2725 21:17:28.535091  

 2726 21:17:28.547630  <30>[   14.044714] systemd[1]: Reached target paths.target - Path Units.

 2727 21:17:28.554218  [  OK  ] Reached target paths.target - Path Units.

 2728 21:17:28.554324  

 2729 21:17:28.564594  <30>[   14.061697] systemd[1]: Reached target remote-fs.target - Remote File Systems.

 2730 21:17:28.574526  [  OK  ] Reached target remote-fs.target - Remote File Systems.

 2731 21:17:28.574615  

 2732 21:17:28.581203  <30>[   14.079676] systemd[1]: Reached target slices.target - Slice Units.

 2733 21:17:28.591011  [  OK  ] Reached target slices.target - Slice Units.

 2734 21:17:28.591114  

 2735 21:17:28.597452  <30>[   14.096707] systemd[1]: Reached target swap.target - Swaps.

 2736 21:17:28.604032  [  OK  ] Reached target swap.target - Swaps.

 2737 21:17:28.604136  

 2738 21:17:28.615846  <30>[   14.112701] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.

 2739 21:17:28.625393  [  OK  ] Reached target veritysetup… - Local Verity Protected Volumes.

 2740 21:17:28.625485  

 2741 21:17:28.641437  <30>[   14.134875] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.

 2742 21:17:28.648189  [  OK  ] Listening on systemd-initc… initctl Compatibility Named Pipe.

 2743 21:17:28.648273  

 2744 21:17:28.662478  <30>[   14.159399] systemd[1]: Listening on systemd-journald-audit.socket - Journal Audit Socket.

 2745 21:17:28.671816  [  OK  ] Listening on systemd-journ…socket - Journal Audit Socket.

 2746 21:17:28.671896  

 2747 21:17:28.686031  <30>[   14.179579] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).

 2748 21:17:28.695776  [  OK  ] Listening on systemd-journ…t - Journal Socket (/dev/log).

 2749 21:17:28.695855  

 2750 21:17:28.702119  <30>[   14.200130] systemd[1]: Listening on systemd-journald.socket - Journal Socket.

 2751 21:17:28.711923  [  OK  ] Listening on systemd-journald.socket - Journal Socket.

 2752 21:17:28.712026  

 2753 21:17:28.725959  <30>[   14.219601] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.

 2754 21:17:28.732673  [  OK  ] Listening on systemd-netwo… - Network Service Netlink Socket.

 2755 21:17:28.732780  

 2756 21:17:28.744423  <30>[   14.241584] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.

 2757 21:17:28.754471  [  OK  ] Listening on systemd-udevd….socket - udev Control Socket.

 2758 21:17:28.754553  

 2759 21:17:28.763988  <30>[   14.261030] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.

 2760 21:17:28.773852  [  OK  ] Listening on systemd-udevd…l.socket - udev Kernel Socket.

 2761 21:17:28.773942  

 2762 21:17:28.787235  <30>[   14.284501] systemd[1]: Mounting dev-hugepages.mount - Huge Pages File System...

 2763 21:17:28.797024           Mounting dev-hugepages.mount - Huge Pages File System...

 2764 21:17:28.797113  

 2765 21:17:28.807214  <30>[   14.304165] systemd[1]: Mounting dev-mqueue.mount - POSIX Message Queue File System...

 2766 21:17:28.816685           Mounting dev-mqueue.mount…POSIX Message Queue File System...

 2767 21:17:28.816798  

 2768 21:17:28.828277  <30>[   14.325371] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...

 2769 21:17:28.838137           Mounting sys-kernel-debug.… - Kernel Debug File System...

 2770 21:17:28.838246  

 2771 21:17:28.849623  <30>[   14.346367] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...

 2772 21:17:28.858844           Mounting sys-kernel-tracin… - Kernel Trace File System...

 2773 21:17:28.858960  

 2774 21:17:28.874027  <30>[   14.367696] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...

 2775 21:17:28.880455           Starting kmod-static-nodes…ate List of Static Device Nodes...

 2776 21:17:28.880571  

 2777 21:17:28.893345  <30>[   14.390457] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...

 2778 21:17:28.902979           Starting modprobe@configfs…m - Load Kernel Module configfs...

 2779 21:17:28.903083  

 2780 21:17:28.914505  <30>[   14.411458] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...

 2781 21:17:28.924321           Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...

 2782 21:17:28.924428  

 2783 21:17:28.936507  <30>[   14.433387] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...

 2784 21:17:28.946225           Starting modprobe@drm.service - Load Kernel Module drm...

 2785 21:17:28.946342  

 2786 21:17:28.959563  <30>[   14.453444] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...

 2787 21:17:28.966523           Starting modprobe@efi_psto…- Load Kernel Module efi_pstore...

 2788 21:17:28.966636  

 2789 21:17:28.978502  <30>[   14.475420] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...

 2790 21:17:28.988037           Starting modprobe@fuse.ser…e - Load Kernel Module fuse...

 2791 21:17:28.988121  

 2792 21:17:28.998396  <30>[   14.495274] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...

 2793 21:17:29.007912           Starting modprobe@loop.ser…e - Load Kernel Module loop...

 2794 21:17:29.008052  

 2795 21:17:29.011489  <6>[   14.512752] fuse: init (API version 7.32)

 2796 21:17:29.023948  <30>[   14.521126] systemd[1]: Starting systemd-journald.service - Journal Service...

 2797 21:17:29.030775           Starting systemd-journald.service - Journal Service...

 2798 21:17:29.030857  

 2799 21:17:29.052565  <30>[   14.549424] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...

 2800 21:17:29.062112           Starting systemd-modules-l…rvice - Load Kernel Modules...

 2801 21:17:29.062231  

 2802 21:17:29.076492  <30>[   14.570243] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...

 2803 21:17:29.086428           Starting systemd-network-g… units from Kernel command line...

 2804 21:17:29.086512  

 2805 21:17:29.099399  <30>[   14.593072] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...

 2806 21:17:29.105925           Starting systemd-remount-f…nt Root and Kernel File Systems...

 2807 21:17:29.106031  

 2808 21:17:29.116982  <30>[   14.614048] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...

 2809 21:17:29.126956           Starting systemd-udev-trig…[0m - Coldplug All udev Devices...

 2810 21:17:29.127062  

 2811 21:17:29.140001  <30>[   14.637081] systemd[1]: Mounted dev-hugepages.mount - Huge Pages File System.

 2812 21:17:29.149951  [  OK  ] Mounted dev-hugepages.mount - Huge Pages File System.

 2813 21:17:29.150066  

 2814 21:17:29.159624  <30>[   14.654660] systemd[1]: Mounted dev-mqueue.mount - POSIX Message Queue File System.

 2815 21:17:29.165907  [  OK  ] Mounted dev-mqueue.mount[…- POSIX Message Queue File System.

 2816 21:17:29.166016  

 2817 21:17:29.178477  <30>[   14.675635] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.

 2818 21:17:29.188500  [  OK  ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System.

 2819 21:17:29.188607  

 2820 21:17:29.199408  <30>[   14.696637] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.

 2821 21:17:29.209798  [  OK  ] Mounted sys-kernel-tracing…nt - Kernel Trace File System.

 2822 21:17:29.209904  

 2823 21:17:29.219439  <30>[   14.715644] systemd[1]: Started systemd-journald.service - Journal Service.

 2824 21:17:29.226004  [  OK  ] Started systemd-journald.service - Journal Service.

 2825 21:17:29.226107  

 2826 21:17:29.239230  [  OK  ] Finished kmod-static-nodes…reate List of Static Device Nodes.

 2827 21:17:29.239372  

 2828 21:17:29.250479  [  OK  ] Finished modprobe@configfs…[0m - Load Kernel Module configfs.

 2829 21:17:29.250563  

 2830 21:17:29.261292  [  OK  ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod.

 2831 21:17:29.261405  

 2832 21:17:29.274320  [  OK  ] Finished modprobe@drm.service - Load Kernel Module drm.

 2833 21:17:29.274399  

 2834 21:17:29.287181  [  OK  ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore.

 2835 21:17:29.287294  

 2836 21:17:29.300603  [  OK  ] Finished modprobe@fuse.service - Load Kernel Module fuse.

 2837 21:17:29.300683  

 2838 21:17:29.313398  [  OK  ] Finished modprobe@loop.service - Load Kernel Module loop.

 2839 21:17:29.313479  

 2840 21:17:29.325857  [  OK  ] Finished systemd-modules-l…service - Load Kernel Modules.

 2841 21:17:29.325939  

 2842 21:17:29.337930  [  OK  ] Finished systemd-network-g…rk units from Kernel command line.

 2843 21:17:29.338034  

 2844 21:17:29.349969  [  OK  ] Finished systemd-remount-f…ount Root and Kernel File Systems.

 2845 21:17:29.350076  

 2846 21:17:29.362583  [  OK  ] Reached target network-pre…get - Preparation for Network.

 2847 21:17:29.362667  

 2848 21:17:29.376371           Mounting sys-fs-fuse-conne… - FUSE Control File System...

 2849 21:17:29.376478  

 2850 21:17:29.387427           Mounting sys-kernel-config…ernel Configuration File System...

 2851 21:17:29.387530  

 2852 21:17:29.397901           Starting systemd-journal-f…h Journal to Persistent Storage...

 2853 21:17:29.398004  

 2854 21:17:29.409490           Starting systemd-random-se…ice - Load/Save Random Seed...

 2855 21:17:29.409577  

 2856 21:17:29.422262           Starting systemd-sysctl.se…ce - Apply Kernel Variables...

 2857 21:17:29.422367  

 2858 21:17:29.434456  <46>[   14.931495] systemd-journald[219]: Received client request to flush runtime journal.

 2859 21:17:29.445999           Starting systemd-sysusers.…rvice - Create System Users...

 2860 21:17:29.446110  

 2861 21:17:29.461515  [  OK  ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System.

 2862 21:17:29.461631  

 2863 21:17:29.474018  [  OK  ] Mounted sys-kernel-config.… Kernel Configuration File System.

 2864 21:17:29.474132  

 2865 21:17:29.485870  [  OK  ] Finished systemd-random-se…rvice - Load/Save Random Seed.

 2866 21:17:29.485979  

 2867 21:17:29.565402  [  OK  ] Finished systemd-udev-trig…e - Coldplug All udev Devices.

 2868 21:17:29.565565  

 2869 21:17:30.014400  [  OK  ] Finished systemd-sysctl.service - Apply Kernel Variables.

 2870 21:17:30.014560  

 2871 21:17:30.546708  [  OK  ] Finished systemd-sysusers.service - Create System Users.

 2872 21:17:30.546874  

 2873 21:17:30.560831           Starting systemd-tmpfiles-…ate Static Device Nodes in /dev...

 2874 21:17:30.560942  

 2875 21:17:30.889192  [  OK  ] Finished systemd-journal-f…ush Journal to Persistent Storage.

 2876 21:17:30.889378  

 2877 21:17:30.944309  <6>[   16.441464] systemd-tmpfile (232) used greatest stack depth: 12368 bytes left

 2878 21:17:30.954338  [  OK  ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev.

 2879 21:17:30.954434  

 2880 21:17:30.964229  [  OK  ] Reached target local-fs-pr…reparation for Local File Systems.

 2881 21:17:30.964310  

 2882 21:17:30.974597  [  OK  ] Reached target local-fs.target - Local File Systems.

 2883 21:17:30.974683  

 2884 21:17:30.992548           Starting systemd-binfmt.se…et Up Additional Binary Formats...

 2885 21:17:30.992655  

 2886 21:17:31.007779           Starting systemd-tmpfiles-… Volatile Files and Directories...

 2887 21:17:31.007861  

 2888 21:17:31.025942           Starting systemd-udevd.ser…ger for Device Events and Files...

 2889 21:17:31.026024  

 2890 21:17:31.040683           Mounting proc-sys-fs-binfm…utable File Formats File System...

 2891 21:17:31.040791  

 2892 21:17:31.051629  [  OK  ] Mounted proc-sys-fs-binfmt…ecutable File Formats File System.

 2893 21:17:31.051740  

 2894 21:17:31.066626  [  OK  ] Finished systemd-binfmt.se… Set Up Additional Binary Formats.

 2895 21:17:31.066738  

 2896 21:17:31.201902  [  OK  ] Started systemd-udevd.serv…nager for Device Events and Files.

 2897 21:17:31.202054  

 2898 21:17:31.220834           Starting systemd-networkd.…ice - Network Configuration...

 2899 21:17:31.220944  

 2900 21:17:31.462246  [  OK  ] Found device dev-ttyS0.dev…oint-LP Serial IO UART Controller.

 2901 21:17:31.462385  

 2902 21:17:31.560904  [  OK  ] Finished systemd-tmpfiles-…te Volatile Files and Directories.

 2903 21:17:31.561046  

 2904 21:17:31.787658  [  OK  ] Created slice system-syste…- Slice /system/systemd-backlight.

 2905 21:17:31.787817  

 2906 21:17:31.797684  [  OK  ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch.

 2907 21:17:31.797788  

 2908 21:17:31.809055           Starting systemd-backlight…ss of backlight:intel_backlight...

 2909 21:17:31.809159  

 2910 21:17:31.820580           Starting systemd-backlight…of leds:chromeos::kbd_backlight...

 2911 21:17:31.820685  

 2912 21:17:31.837951           Starting systemd-timesyncd… - Network Time Synchronization...

 2913 21:17:31.838058  

 2914 21:17:31.849538           Starting systemd-update-ut…rd System Boot/Shutdown in UTMP...

 2915 21:17:31.849658  

 2916 21:17:31.860013  [  OK  ] Finished systemd-backlight…s of leds:chromeos::kbd_backlight.

 2917 21:17:31.860123  

 2918 21:17:31.873981  [  OK  ] Finished systemd-backlight…ness of backlight:intel_backlight.

 2919 21:17:31.874089  

 2920 21:17:31.885619  [  OK  ] Started systemd-networkd.service - Network Configuration.

 2921 21:17:31.885726  

 2922 21:17:31.907294  [  OK  ] Reached target network.target - Network.

 2923 21:17:31.907386  

 2924 21:17:31.918448           Starting systemd-rfkill.se…Load/Save RF Kill Switch Status...

 2925 21:17:31.918531  

 2926 21:17:31.928566  [  OK  ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP.

 2927 21:17:31.928648  

 2928 21:17:31.942703  [  OK  ] Started systemd-rfkill.ser…- Load/Save RF Kill Switch Status.

 2929 21:17:31.942783  

 2930 21:17:32.036215  [  OK  ] Started systemd-timesyncd.…0m - Network Time Synchronization.

 2931 21:17:32.036330  

 2932 21:17:32.046895  [  OK  ] Reached target sysinit.target - System Initialization.

 2933 21:17:32.047010  

 2934 21:17:32.057225  [  OK  ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories.

 2935 21:17:32.057329  

 2936 21:17:32.066332  [  OK  ] Reached target time-set.target - System Time Set.

 2937 21:17:32.066418  

 2938 21:17:32.082351  [  OK  ] Started apt-daily.timer - Daily apt download activities.

 2939 21:17:32.082450  

 2940 21:17:32.094589  [  OK  ] Started apt-daily-upgrade.… apt upgrade and clean activities.

 2941 21:17:32.094696  

 2942 21:17:32.107599  [  OK  ] Started dpkg-db-backup.tim… Daily dpkg database backup timer.

 2943 21:17:32.107708  

 2944 21:17:32.153569  [  OK  ] Started e2scrub_all.timer…etadata Check for All Filesystems.

 2945 21:17:32.153695  

 2946 21:17:32.170527  [  OK  ] Started fstrim.timer - Discard unused blocks once a week.

 2947 21:17:32.170606  

 2948 21:17:32.182966  [  OK  ] Reached target timers.target - Timer Units.

 2949 21:17:32.183048  

 2950 21:17:32.195803  [  OK  ] Listening on dbus.socket[…- D-Bus System Message Bus Socket.

 2951 21:17:32.195883  

 2952 21:17:32.206472  [  OK  ] Reached target sockets.target - Socket Units.

 2953 21:17:32.206554  

 2954 21:17:32.216763  [  OK  ] Reached target basic.target - Basic System.

 2955 21:17:32.216845  

 2956 21:17:32.235043           Starting dbus.service - D-Bus System Message Bus...

 2957 21:17:32.235151  

 2958 21:17:32.271430           Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots...

 2959 21:17:32.271542  

 2960 21:17:32.304169           Starting systemd-logind.se…ice - User Login Management...

 2961 21:17:32.304277  

 2962 21:17:32.316595           Starting systemd-user-sess…vice - Permit User Sessions...

 2963 21:17:32.316707  

 2964 21:17:32.425689  [  OK  ] Finished systemd-user-sess…ervice - Permit User Sessions.

 2965 21:17:32.425828  

 2966 21:17:32.439270  [  OK  ] Started getty@tty1.service - Getty on tty1.

 2967 21:17:32.439392  

 2968 21:17:32.451500  [  OK  ] Started serial-getty@ttyS0…rvice - Serial Getty on ttyS0.

 2969 21:17:32.451598  

 2970 21:17:32.461461  [  OK  ] Reached target getty.target - Login Prompts.

 2971 21:17:32.461571  

 2972 21:17:32.589340  [  OK  ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots.

 2973 21:17:32.589462  

 2974 21:17:32.602394  [  OK  ] Started dbus.service - D-Bus System Message Bus.

 2975 21:17:32.602511  

 2976 21:17:32.620083  [  OK  ] Started systemd-logind.service - User Login Management.

 2977 21:17:32.620187  

 2978 21:17:32.630281  [  OK  ] Reached target multi-user.target - Multi-User System.

 2979 21:17:32.630384  

 2980 21:17:32.640086  [  OK  ] Reached target graphical.target - Graphical Interface.

 2981 21:17:32.640165  

 2982 21:17:32.652799           Starting systemd-update-ut… Record Runlevel Change in UTMP...

 2983 21:17:32.652907  

 2984 21:17:32.671964  [  OK  ] Finished systemd-update-ut… - Record Runlevel Change in UTMP.

 2985 21:17:32.672055  

 2986 21:17:32.699344  

 2987 21:17:32.699426  

 2988 21:17:32.702403  Debian GNU/Linux 12 debian-bookworm-amd64 ttyS0

 2989 21:17:32.702479  

 2990 21:17:32.708950  debian-bookworm-amd64 login: root (automatic login)

 2991 21:17:32.709036  

 2992 21:17:32.709101  

 2993 21:17:32.851312  Linux debian-bookworm-amd64 5.10.216-cip46 #1 SMP Tue May 7 21:02:53 UTC 2024 x86_64

 2994 21:17:32.851456  

 2995 21:17:32.857896  The programs included with the Debian GNU/Linux system are free software;

 2996 21:17:32.864402  the exact distribution terms for each program are described in the

 2997 21:17:32.870803  individual files in /usr/share/doc/*/copyright.

 2998 21:17:32.870882  

 2999 21:17:32.877689  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 3000 21:17:32.880444  permitted by applicable law.

 3001 21:17:33.536104  Matched prompt #10: / #
 3003 21:17:33.536420  Kernel warnings or errors detected.
 3004 21:17:33.536487  Setting prompt string to ['/ #']
 3005 21:17:33.536578  end: 2.2.5.1 login-action (duration 00:00:17) [common]
 3007 21:17:33.536831  end: 2.2.5 auto-login-action (duration 00:00:20) [common]
 3008 21:17:33.536930  start: 2.2.6 expect-shell-connection (timeout 00:04:05) [common]
 3009 21:17:33.537032  Setting prompt string to ['/ #']
 3010 21:17:33.537098  Forcing a shell prompt, looking for ['/ #']
 3012 21:17:33.587316  / # 

 3013 21:17:33.587423  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 3014 21:17:33.587494  Waiting using forced prompt support (timeout 00:02:30)
 3015 21:17:33.593765  

 3016 21:17:33.594044  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 3017 21:17:33.594143  start: 2.2.7 export-device-env (timeout 00:04:05) [common]
 3019 21:17:33.694433  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la'

 3020 21:17:33.699482  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13683164/extract-nfsrootfs-kpjdv9la'

 3022 21:17:33.800011  / # export NFS_SERVER_IP='192.168.201.1'

 3023 21:17:33.805375  export NFS_SERVER_IP='192.168.201.1'

 3024 21:17:33.805662  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 3025 21:17:33.805761  end: 2.2 depthcharge-retry (duration 00:00:55) [common]
 3026 21:17:33.805859  end: 2 depthcharge-action (duration 00:00:55) [common]
 3027 21:17:33.805952  start: 3 lava-test-retry (timeout 00:08:41) [common]
 3028 21:17:33.806073  start: 3.1 lava-test-shell (timeout 00:08:41) [common]
 3029 21:17:33.806182  Using namespace: common
 3031 21:17:33.906529  / # #

 3032 21:17:33.906662  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 3033 21:17:33.911831  #

 3034 21:17:33.912092  Using /lava-13683164
 3036 21:17:34.012372  / # export SHELL=/bin/bash

 3037 21:17:34.017484  export SHELL=/bin/bash

 3039 21:17:34.117962  / # . /lava-13683164/environment

 3040 21:17:34.123039  . /lava-13683164/environment

 3042 21:17:34.229074  / # /lava-13683164/bin/lava-test-runner /lava-13683164/0

 3043 21:17:34.229232  Test shell timeout: 10s (minimum of the action and connection timeout)
 3044 21:17:34.234176  /lava-13683164/bin/lava-test-runner /lava-13683164/0

 3045 21:17:34.413573  + export TESTRUN_ID=0_timesync-off

 3046 21:17:34.413707  + TESTRUN_ID=0_timesync-off

 3047 21:17:34.420143  + cd /lava-13683164/0/tests/0_timesync-off

 3048 21:17:34.420257  ++ cat uuid

 3049 21:17:34.423178  + UUID=13683164_1.5.2.3.1

 3050 21:17:34.423272  + set +x

 3051 21:17:34.429712  <LAVA_SIGNAL_STARTRUN 0_timesync-off 13683164_1.5.2.3.1>

 3052 21:17:34.429968  Received signal: <STARTRUN> 0_timesync-off 13683164_1.5.2.3.1
 3053 21:17:34.430162  Starting test lava.0_timesync-off (13683164_1.5.2.3.1)
 3054 21:17:34.430256  Skipping test definition patterns.
 3055 21:17:34.433305  + systemctl stop systemd-timesyncd

 3056 21:17:34.455948  + set +x

 3057 21:17:34.459037  <LAVA_SIGNAL_ENDRUN 0_timesync-off 13683164_1.5.2.3.1>

 3058 21:17:34.459294  Received signal: <ENDRUN> 0_timesync-off 13683164_1.5.2.3.1
 3059 21:17:34.459401  Ending use of test pattern.
 3060 21:17:34.459480  Ending test lava.0_timesync-off (13683164_1.5.2.3.1), duration 0.03
 3062 21:17:34.499699  + export TESTRUN_ID=1_kselftest-lkdtm

 3063 21:17:34.503045  + TESTRUN_ID=1_kselftest-lkdtm

 3064 21:17:34.506586  + cd /lava-13683164/0/tests/1_kselftest-lkdtm

 3065 21:17:34.506670  ++ cat uuid

 3066 21:17:34.509923  + UUID=13683164_1.5.2.3.5

 3067 21:17:34.510022  + set +x

 3068 21:17:34.516436  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 13683164_1.5.2.3.5>

 3069 21:17:34.516707  Received signal: <STARTRUN> 1_kselftest-lkdtm 13683164_1.5.2.3.5
 3070 21:17:34.516778  Starting test lava.1_kselftest-lkdtm (13683164_1.5.2.3.5)
 3071 21:17:34.516906  Skipping test definition patterns.
 3072 21:17:34.519733  + cd ./automated/linux/kselftest/

 3073 21:17:34.555902  + ./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/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 3074 21:17:34.559014  INFO: install_deps skipped

 3075 21:17:35.031234  --2024-05-07 21:17:34--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 3076 21:17:35.040974  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 3077 21:17:35.163175  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 3078 21:17:35.303719  HTTP request sent, awaiting response... 200 OK

 3079 21:17:35.306613  Length: 3351016 (3.2M) [application/octet-stream]

 3080 21:17:35.310244  Saving to: 'kselftest_armhf.tar.gz'

 3081 21:17:35.310327  

 3082 21:17:35.313477  

 3083 21:17:35.562852  kselftest_armhf.tar   0%[                    ]       0  --.-KB/s               

 3084 21:17:35.821036  kselftest_armhf.tar   1%[                    ]  46.39K   180KB/s               

 3085 21:17:36.080393  kselftest_armhf.tar   6%[>                   ] 217.50K   421KB/s               

 3086 21:17:36.338487  kselftest_armhf.tar  24%[===>                ] 807.16K  1.02MB/s               

 3087 21:17:36.596924  kselftest_armhf.tar  42%[=======>            ]   1.35M  1.30MB/s               

 3088 21:17:36.803776  kselftest_armhf.tar  60%[===========>        ]   1.94M  1.50MB/s               

 3089 21:17:37.003713  kselftest_armhf.tar  80%[===============>    ]   2.56M  1.71MB/s               

 3090 21:17:37.019507  kselftest_armhf.tar  95%[==================> ]   3.04M  1.79MB/s               

 3091 21:17:37.025960  kselftest_armhf.tar 100%[===================>]   3.20M  1.86MB/s    in 1.7s    

 3092 21:17:37.026042  

 3093 21:17:37.316503  2024-05-07 21:17:36 (1.86 MB/s) - 'kselftest_armhf.tar.gz' saved [3351016/3351016]

 3094 21:17:37.316647  

 3095 21:17:45.695457  skiplist:

 3096 21:17:45.698902  ========================================

 3097 21:17:45.701837  ========================================

 3098 21:17:45.775865  lkdtm:PANIC.sh

 3099 21:17:45.776441  lkdtm:BUG.sh

 3100 21:17:45.778854  lkdtm:WARNING.sh

 3101 21:17:45.782051  lkdtm:WARNING_MESSAGE.sh

 3102 21:17:45.782506  lkdtm:EXCEPTION.sh

 3103 21:17:45.785588  lkdtm:LOOP.sh

 3104 21:17:45.786043  lkdtm:EXHAUST_STACK.sh

 3105 21:17:45.788609  lkdtm:CORRUPT_STACK.sh

 3106 21:17:45.791878  lkdtm:CORRUPT_STACK_STRONG.sh

 3107 21:17:45.795379  lkdtm:CORRUPT_LIST_ADD.sh

 3108 21:17:45.798476  lkdtm:CORRUPT_LIST_DEL.sh

 3109 21:17:45.802021  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3110 21:17:45.805326  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3111 21:17:45.805785  lkdtm:UNSET_SMEP.sh

 3112 21:17:45.808522  lkdtm:DOUBLE_FAULT.sh

 3113 21:17:45.812218  lkdtm:CORRUPT_PAC.sh

 3114 21:17:45.815190  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3115 21:17:45.818220  lkdtm:OVERWRITE_ALLOCATION.sh

 3116 21:17:45.821581  lkdtm:WRITE_AFTER_FREE.sh

 3117 21:17:45.822076  lkdtm:READ_AFTER_FREE.sh

 3118 21:17:45.825070  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3119 21:17:45.828532  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3120 21:17:45.831361  lkdtm:SLAB_FREE_DOUBLE.sh

 3121 21:17:45.834712  lkdtm:SLAB_FREE_CROSS.sh

 3122 21:17:45.834953  lkdtm:SLAB_FREE_PAGE.sh

 3123 21:17:45.838150  lkdtm:SOFTLOCKUP.sh

 3124 21:17:45.841163  lkdtm:HARDLOCKUP.sh

 3125 21:17:45.841334  lkdtm:SPINLOCKUP.sh

 3126 21:17:45.844203  lkdtm:HUNG_TASK.sh

 3127 21:17:45.847704  lkdtm:EXEC_DATA.sh

 3128 21:17:45.847858  lkdtm:EXEC_STACK.sh

 3129 21:17:45.851045  lkdtm:EXEC_KMALLOC.sh

 3130 21:17:45.854233  lkdtm:EXEC_VMALLOC.sh

 3131 21:17:45.854352  lkdtm:EXEC_RODATA.sh

 3132 21:17:45.857688  lkdtm:EXEC_USERSPACE.sh

 3133 21:17:45.857790  lkdtm:EXEC_NULL.sh

 3134 21:17:45.861111  lkdtm:ACCESS_USERSPACE.sh

 3135 21:17:45.864219  lkdtm:ACCESS_NULL.sh

 3136 21:17:45.864356  lkdtm:WRITE_RO.sh

 3137 21:17:45.867497  lkdtm:WRITE_RO_AFTER_INIT.sh

 3138 21:17:45.870680  lkdtm:WRITE_KERN.sh

 3139 21:17:45.873928  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3140 21:17:45.877258  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3141 21:17:45.881072  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3142 21:17:45.883935  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3143 21:17:45.886919  lkdtm:REFCOUNT_DEC_ZERO.sh

 3144 21:17:45.890220  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3145 21:17:45.893805  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3146 21:17:45.900358  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3147 21:17:45.900453  lkdtm:REFCOUNT_INC_ZERO.sh

 3148 21:17:45.903691  lkdtm:REFCOUNT_ADD_ZERO.sh

 3149 21:17:45.906740  lkdtm:REFCOUNT_INC_SATURATED.sh

 3150 21:17:45.910002  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3151 21:17:45.913211  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3152 21:17:45.916908  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3153 21:17:45.923523  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3154 21:17:45.926619  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3155 21:17:45.929963  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3156 21:17:45.933048  lkdtm:REFCOUNT_TIMING.sh

 3157 21:17:45.933149  lkdtm:ATOMIC_TIMING.sh

 3158 21:17:45.936654  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3159 21:17:45.939941  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3160 21:17:45.946420  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3161 21:17:45.949501  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3162 21:17:45.952979  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3163 21:17:45.956495  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3164 21:17:45.959532  lkdtm:USERCOPY_STACK_BEYOND.sh

 3165 21:17:45.959616  lkdtm:USERCOPY_KERNEL.sh

 3166 21:17:45.962888  lkdtm:STACKLEAK_ERASING.sh

 3167 21:17:45.966398  lkdtm:CFI_FORWARD_PROTO.sh

 3168 21:17:45.969354  ============== Tests to run ===============

 3169 21:17:45.972810  lkdtm:PANIC.sh

 3170 21:17:45.972892  lkdtm:BUG.sh

 3171 21:17:45.976238  lkdtm:WARNING.sh

 3172 21:17:45.979453  lkdtm:WARNING_MESSAGE.sh

 3173 21:17:45.979537  lkdtm:EXCEPTION.sh

 3174 21:17:45.982817  lkdtm:LOOP.sh

 3175 21:17:45.982900  lkdtm:EXHAUST_STACK.sh

 3176 21:17:45.985929  lkdtm:CORRUPT_STACK.sh

 3177 21:17:45.989424  lkdtm:CORRUPT_STACK_STRONG.sh

 3178 21:17:45.992872  lkdtm:CORRUPT_LIST_ADD.sh

 3179 21:17:45.995792  lkdtm:CORRUPT_LIST_DEL.sh

 3180 21:17:45.998995  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3181 21:17:46.002450  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3182 21:17:46.002577  lkdtm:UNSET_SMEP.sh

 3183 21:17:46.005798  lkdtm:DOUBLE_FAULT.sh

 3184 21:17:46.009125  lkdtm:CORRUPT_PAC.sh

 3185 21:17:46.012729  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3186 21:17:46.016015  lkdtm:OVERWRITE_ALLOCATION.sh

 3187 21:17:46.016151  lkdtm:WRITE_AFTER_FREE.sh

 3188 21:17:46.019256  lkdtm:READ_AFTER_FREE.sh

 3189 21:17:46.022126  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3190 21:17:46.025510  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3191 21:17:46.028899  lkdtm:SLAB_FREE_DOUBLE.sh

 3192 21:17:46.032360  lkdtm:SLAB_FREE_CROSS.sh

 3193 21:17:46.032497  lkdtm:SLAB_FREE_PAGE.sh

 3194 21:17:46.035765  lkdtm:SOFTLOCKUP.sh

 3195 21:17:46.038739  lkdtm:HARDLOCKUP.sh

 3196 21:17:46.038855  lkdtm:SPINLOCKUP.sh

 3197 21:17:46.042627  lkdtm:HUNG_TASK.sh

 3198 21:17:46.042747  lkdtm:EXEC_DATA.sh

 3199 21:17:46.045399  lkdtm:EXEC_STACK.sh

 3200 21:17:46.048933  lkdtm:EXEC_KMALLOC.sh

 3201 21:17:46.049058  lkdtm:EXEC_VMALLOC.sh

 3202 21:17:46.051890  lkdtm:EXEC_RODATA.sh

 3203 21:17:46.055365  lkdtm:EXEC_USERSPACE.sh

 3204 21:17:46.055549  lkdtm:EXEC_NULL.sh

 3205 21:17:46.058804  lkdtm:ACCESS_USERSPACE.sh

 3206 21:17:46.061923  lkdtm:ACCESS_NULL.sh

 3207 21:17:46.062027  lkdtm:WRITE_RO.sh

 3208 21:17:46.065343  lkdtm:WRITE_RO_AFTER_INIT.sh

 3209 21:17:46.068899  lkdtm:WRITE_KERN.sh

 3210 21:17:46.071694  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3211 21:17:46.075366  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3212 21:17:46.078387  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3213 21:17:46.081875  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3214 21:17:46.084916  lkdtm:REFCOUNT_DEC_ZERO.sh

 3215 21:17:46.088330  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3216 21:17:46.091893  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3217 21:17:46.094950  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3218 21:17:46.098402  lkdtm:REFCOUNT_INC_ZERO.sh

 3219 21:17:46.101882  lkdtm:REFCOUNT_ADD_ZERO.sh

 3220 21:17:46.105036  lkdtm:REFCOUNT_INC_SATURATED.sh

 3221 21:17:46.108256  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3222 21:17:46.111526  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3223 21:17:46.114884  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3224 21:17:46.117817  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3225 21:17:46.125090  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3226 21:17:46.128092  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3227 21:17:46.131568  lkdtm:REFCOUNT_TIMING.sh

 3228 21:17:46.131663  lkdtm:ATOMIC_TIMING.sh

 3229 21:17:46.134474  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3230 21:17:46.137825  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3231 21:17:46.141385  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3232 21:17:46.144193  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3233 21:17:46.148003  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3234 21:17:46.150927  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3235 21:17:46.154500  lkdtm:USERCOPY_STACK_BEYOND.sh

 3236 21:17:46.157447  lkdtm:USERCOPY_KERNEL.sh

 3237 21:17:46.161005  lkdtm:STACKLEAK_ERASING.sh

 3238 21:17:46.164502  lkdtm:CFI_FORWARD_PROTO.sh

 3239 21:17:46.167445  ===========End Tests to run ===============

 3240 21:17:46.170644  shardfile-lkdtm pass

 3241 21:17:46.196710  <12>[   31.697537] kselftest: Running tests in lkdtm

 3242 21:17:46.203311  TAP version 13

 3243 21:17:46.213166  1..70

 3244 21:17:46.217801  # selftests: lkdtm: PANIC.sh

 3245 21:17:46.634402  # Skipping PANIC: crashes entire system

 3246 21:17:46.637452  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3247 21:17:46.642815  # selftests: lkdtm: BUG.sh

 3248 21:17:46.729983  <6>[   32.230479] lkdtm: Performing direct entry BUG

 3249 21:17:46.736630  <4>[   32.235843] ------------[ cut here ]------------

 3250 21:17:46.743115  <2>[   32.241484] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3251 21:17:46.746644  <4>[   32.247660] invalid opcode: 0000 [#1] SMP PTI

 3252 21:17:46.756609  <4>[   32.252823] CPU: 3 PID: 660 Comm: cat Tainted: G        W         5.10.216-cip46 #1

 3253 21:17:46.763022  <4>[   32.261669] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3254 21:17:46.769339  <4>[   32.268761] RIP: 0010:lkdtm_BUG+0x5/0x10

 3255 21:17:46.789220  <4>[   32.273437] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3256 21:17:46.795938  <4>[   32.294711] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3257 21:17:46.802183  <4>[   32.300837] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3258 21:17:46.812324  <4>[   32.309096] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3259 21:17:46.818684  <4>[   32.317355] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3260 21:17:46.828472  <4>[   32.325616] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3261 21:17:46.835603  <4>[   32.333866] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3262 21:17:46.845202  <4>[   32.342126] FS:  00007efcadb5b740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3263 21:17:46.851754  <4>[   32.351445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3264 21:17:46.861678  <4>[   32.358151] CR2: 00007efcadb3a000 CR3: 0000000103ea4001 CR4: 00000000003706e0

 3265 21:17:46.865150  <4>[   32.366411] Call Trace:

 3266 21:17:46.868063  <4>[   32.369432]  ? __die_body.cold+0x1a/0x1f

 3267 21:17:46.871734  <4>[   32.374098]  ? die+0x2b/0x50

 3268 21:17:46.874832  <4>[   32.377600]  ? do_trap+0x91/0x110

 3269 21:17:46.881487  <4>[   32.381588]  ? lkdtm_BUG+0x5/0x10

 3270 21:17:46.884597  <4>[   32.385578]  ? do_error_trap+0x90/0x110

 3271 21:17:46.887703  <4>[   32.390149]  ? lkdtm_BUG+0x5/0x10

 3272 21:17:46.891074  <4>[   32.394127]  ? lkdtm_BUG+0x5/0x10

 3273 21:17:46.897813  <4>[   32.398118]  ? exc_invalid_op+0x4e/0x70

 3274 21:17:46.901047  <4>[   32.402685]  ? lkdtm_BUG+0x5/0x10

 3275 21:17:46.908034  <4>[   32.406673]  ? asm_exc_invalid_op+0x12/0x20

 3276 21:17:46.911037  <4>[   32.411633]  ? direct_entry+0xe0/0xe0

 3277 21:17:46.914363  <4>[   32.416010]  ? lkdtm_BUG+0x5/0x10

 3278 21:17:46.920862  <4>[   32.419998]  direct_entry.cold+0x2c/0x38

 3279 21:17:46.923754  <4>[   32.424668]  full_proxy_write+0x53/0x80

 3280 21:17:46.927206  <4>[   32.429245]  vfs_write+0xe7/0x3b0

 3281 21:17:46.930568  <4>[   32.433234]  ksys_write+0x68/0xf0

 3282 21:17:46.936829  <4>[   32.437224]  do_syscall_64+0x30/0x40

 3283 21:17:46.943449  <4>[   32.441502]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3284 21:17:46.946674  <4>[   32.447424] RIP: 0033:0x7efcadc56240

 3285 21:17:46.966650  <4>[   32.451703] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3286 21:17:46.976629  <4>[   32.472972] RSP: 002b:00007ffe8dbc1bd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3287 21:17:46.983095  <4>[   32.481718] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efcadc56240

 3288 21:17:46.993125  <4>[   32.489969] RDX: 0000000000000004 RSI: 00007efcadb3a000 RDI: 0000000000000001

 3289 21:17:46.999682  <4>[   32.498229] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000

 3290 21:17:47.009632  <4>[   32.506488] R10: 00007efcadb774d0 R11: 0000000000000202 R12: 00007efcadb3a000

 3291 21:17:47.016385  <4>[   32.514747] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3292 21:17:47.072458  <4>[   32.523009] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3293 21:17:47.079158  <0>[   32.579128] gsmi: Log Shutdown Reason 0x03

 3294 21:17:47.085685  <4>[   32.584005] ---[ end trace 66ef3c01d1de29b8 ]---

 3295 21:17:47.088681  <4>[   32.589485] RIP: 0010:lkdtm_BUG+0x5/0x10

 3296 21:17:47.108679  <4>[   32.594164] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3297 21:17:47.115127  <4>[   32.615450] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3298 21:17:47.125245  <4>[   32.621585] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3299 21:17:47.131538  <4>[   32.629847] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3300 21:17:47.141480  <4>[   32.638111] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3301 21:17:47.147750  <4>[   32.646400] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3302 21:17:47.157622  <4>[   32.654673] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3303 21:17:47.168041  <4>[   32.662946] FS:  00007efcadb5b740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3304 21:17:47.174389  <4>[   32.672284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3305 21:17:47.180844  <4>[   32.678992] CR2: 00007efcadb3a000 CR3: 0000000103ea4001 CR4: 00000000003706e0

 3306 21:17:47.184006  # Segmentation fault

 3307 21:17:47.204357  # [   32.230479] lkdtm: Performing direct entry BUG

 3308 21:17:47.210479  # [   32.235843] ------------[ cut here ]------------

 3309 21:17:47.217266  # [   32.241484] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3310 21:17:47.220686  # [   32.247660] invalid opcode: 0000 [#1] SMP PTI

 3311 21:17:47.230645  # [   32.252823] CPU: 3 PID: 660 Comm: cat Tainted: G        W         5.10.216-cip46 #1

 3312 21:17:47.237112  # [   32.261669] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3313 21:17:47.240540  # [   32.268761] RIP: 0010:lkdtm_BUG+0x5/0x10

 3314 21:17:47.263544  # [   32.273437] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3315 21:17:47.266724  # [   32.294711] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3316 21:17:47.276487  # [   32.300837] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3317 21:17:47.283627  #<6>[   32.781441] lkdtm: Performing direct entry WARNING

 3318 21:17:47.293175   [   32.309096] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI:<4>[   32.787415] ------------[ cut here ]------------

 3319 21:17:47.296355   ffffffff8f2403b0

 3320 21:17:47.309748  # [   32.317355] RBP: ffffffff8f72e170 R08: 0<4>[   32.799076] WARNING: CPU: 1 PID: 698 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3321 21:17:47.312705  000000000000001 R09: 0000000000000001

 3322 21:17:47.369035  # [   32.325616] R10: 000<4>[   32.814996] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3323 21:17:47.375649  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3324 21:17:47.385472  # [  <4>[   32.875433] CPU: 1 PID: 698 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3325 21:17:47.399005   32.333866] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: fff<4>[   32.890473] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3326 21:17:47.399762  f929a47798000

 3327 21:17:47.408664  # [   32.342126] FS:  00007efcadb5b740(0000) GS:f<4>[   32.903785] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3328 21:17:47.415244  fff929abad80000(0000) knlGS:0000000000000000

 3329 21:17:47.438180  # [   32.351445] C<4>[   32.915158] 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 70 ee c9 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 51 ee

 3330 21:17:47.441749  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3331 21:17:47.448165  # [   32.35815<4>[   32.942641] RSP: 0018:ffffb27301467e60 EFLAGS: 00010202

 3332 21:17:47.464712  1] CR2: 00007efcadb3a000 CR3: 0000000103ea4001 CR4: 000000000037<4>[   32.954977] RAX: ffffffff8d37fff0 RBX: 0000000000000002 RCX: 0000000000000000

 3333 21:17:47.465133  06e0

 3334 21:17:47.467679  # [   32.366411] Call Trace:

 3335 21:17:47.477955  # [   32.369432]  ? __die_bo<4>[   32.969476] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffffffff8f2403c0

 3336 21:17:47.480834  dy.cold+0x1a/0x1f

 3337 21:17:47.484410  # [   32.374098]  ? die+0x2b/0x50

 3338 21:17:47.494442  # [   32.3<4>[   32.983929] RBP: ffffffff8f6c7427 R08: 0000000000000000 R09: 0000000000000000

 3339 21:17:47.497890  77600]  ? do_trap+0x91/0x110

 3340 21:17:47.507369  # [   32.381588]  ? lkdtm_BUG+0x5/<4>[   32.998411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3341 21:17:47.507839  0x10

 3342 21:17:47.513993  # [   32.385578]  ? do_error_trap+0x90/0x110

 3343 21:17:47.520823  # [   32.390<4>[   33.012888] R13: ffffb27301467f10 R14: ffffb27301467f10 R15: ffff929a44340000

 3344 21:17:47.524194  149]  ? lkdtm_BUG+0x5/0x10

 3345 21:17:47.537571  # [   32.394127]  ? lkdtm_BUG+0x5/0x<4>[   33.027364] FS:  00007f5ba5c5b740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3346 21:17:47.538138  10

 3347 21:17:47.543875  # [   32.398118]  ? exc_invalid_op+0x4e/0x70

 3348 21:17:47.550739  # [   32.40268<4>[   33.042908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3349 21:17:47.553908  5]  ? lkdtm_BUG+0x5/0x10

 3350 21:17:47.566725  # [   32.406673]  ? asm_exc_invalid_op<4>[   33.055831] CR2: 00007f5ba5c3a000 CR3: 000000010639a002 CR4: 00000000003706e0

 3351 21:17:47.567291  <4>[   33.070306] Call Trace:

 3352 21:17:47.569939  +0x12/0x20

 3353 21:17:47.573404  # [   32.411633]  ? direct_entry+0xe0/0xe0

 3354 21:17:47.579967  # [   32<4>[   33.073348]  ? __warn+0x80/0x110

 3355 21:17:47.580522  .416010]  ? lkdtm_BUG+0x5/0x10

 3356 21:17:47.589617  # [   32.419998]  direct_entry.c<4>[   33.083430]  ? lkdtm_WARNING+0x13/0x20

 3357 21:17:47.590163  old+0x2c/0x38

 3358 21:17:47.596600  # [   32.424668]  full_proxy_write+0x53/0x80

 3359 21:17:47.599530  # [<4>[   33.094120]  ? report_bug+0x9e/0xc0

 3360 21:17:47.603100     32.429245]  vfs_write+0xe7/0x3b0

 3361 21:17:47.609411  # [   32.433234]  ksys_writ<4>[   33.104518]  ? handle_bug+0x41/0x90

 3362 21:17:47.610018  e+0x68/0xf0

 3363 21:17:47.616068  # [   32.437224]  do_syscall_64+0x30/0x40

 3364 21:17:47.619158  # [   32<4>[   33.114915]  ? exc_invalid_op+0x14/0x70

 3365 21:17:47.626164  <4>[   33.125700]  ? asm_exc_invalid_op+0x12/0x20

 3366 21:17:47.628940  .441502]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3367 21:17:47.635677  # [   32.447<4>[   33.130702]  ? lkdtm_BUG+0x10/0x10

 3368 21:17:47.639169  424] RIP: 0033:0x7efcadc56240

 3369 21:17:47.645575  # [   32.451703] Code: 40 00 48 8<4>[   33.140982]  ? lkdtm_WARNING+0x13/0x20

 3370 21:17:47.658776  b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f<4>[   33.151672]  direct_entry.cold+0x2c/0x38

 3371 21:17:47.668715   00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f<4>[   33.162572]  full_proxy_write+0x53/0x80

 3372 21:17:47.675248  0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3373 21:17:47.678503  # [   3<4>[   33.173367]  vfs_write+0xe7/0x3b0

 3374 21:17:47.688287  2.472972] RSP: 002b:00007ffe8dbc1bd8 EFLAGS: 00000202 ORIG_RAX: <4>[   33.183577]  ksys_write+0x68/0xf0

 3375 21:17:47.691611  0000000000000001

 3376 21:17:47.698393  # [   32.481718] RAX: ffffffffffffffda RBX: 00<4>[   33.193779]  do_syscall_64+0x30/0x40

 3377 21:17:47.701886  00000000000004 RCX: 00007efcadc56240

 3378 21:17:47.711277  # [   32.489969] RDX: 0000<4>[   33.204272]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3379 21:17:47.718423  000000000004 RSI: 00007efcadb3a000 RDI: 0000000000000001

 3380 21:17:47.721108  # [   <4>[   33.216418] RIP: 0033:0x7f5ba5d56240

 3381 21:17:47.744526  <4>[   33.226912] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3382 21:17:47.757795  32.498229] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000<4>[   33.248185] RSP: 002b:00007ffcb114c578 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3383 21:17:47.767524  <4>[   33.263142] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f5ba5d56240

 3384 21:17:47.768102  000000000000

 3385 21:17:47.780651  # [   32.506488] R10: 00007efcadb774d0 R11: 000000<4>[   33.271408] RDX: 0000000000000008 RSI: 00007f5ba5c3a000 RDI: 0000000000000001

 3386 21:17:47.790795  <4>[   33.285878] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000

 3387 21:17:47.794173  0000000202 R12: 00007efcadb3a000

 3388 21:17:47.803924  # [   32.514747] R13: 00000000<4>[   33.294141] R10: 00007f5ba5c774d0 R11: 0000000000000202 R12: 00007f5ba5c3a000

 3389 21:17:47.810481  <4>[   33.308611] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3390 21:17:47.816843  00000001 R14: 0000000000020000 R15: 0000000000000000

 3391 21:17:47.820464  # [   32.5<4>[   33.316895] irq event stamp: 0

 3392 21:17:47.830226  <4>[   33.326781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3393 21:17:47.843617  23009] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec<4>[   33.334074] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3394 21:17:47.853300  <4>[   33.349708] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3395 21:17:47.866448  _lid_angle cros_ec_sensors_core industrialio_triggered_buffer kf<4>[   33.359138] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3396 21:17:47.872801  <4>[   33.372635] ---[ end trace 66ef3c01d1de29b9 ]---

 3397 21:17:47.912248  ifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3398 21:17:47.919141  # [   32.579128] gsmi: Log Shutdown Reason 0x03

 3399 21:17:47.922114  # [   32.584005] ---[ end trace 66ef3c01d1de29b8 ]---

 3400 21:17:47.929008  # [   32.589485] RIP: 0010:lkdtm_BUG+0x5/0x10

 3401 21:17:47.948841  # [   32.594164] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3402 21:17:47.955389  # [   32.615450] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3403 21:17:47.962008  # [   32.621585] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3404 21:17:47.971870  # [   32.629847] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3405 21:17:47.985167  # [   32.638111] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000<6>[   33.483270] lkdtm: Performing direct entry WARNING_MESSAGE

 3406 21:17:47.985724  000000000001

 3407 21:17:47.995098  # [   32.646400] R10: 00000000ffffe000 R11: 3fffff<4>[   33.490151] ------------[ cut here ]------------

 3408 21:17:47.998233  ffffffffff R12: 0000000000000004

 3409 21:17:48.008241  # [   32.654673] R13: ffffb273<4>[   33.501818] Warning message trigger count: 2

 3410 21:17:48.011262  01417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3411 21:17:48.024772  # [   32.6<4>[   33.513109] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3412 21:17:48.084001  62946] FS:  00007efcadb5b740(0000) GS:ffff929abad80000(0000) knl<4>[   33.529799] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3413 21:17:48.087161  GS:0000000000000000

 3414 21:17:48.100243  # [   32.672284] CS:  0010 DS: 0000 ES: 000<4>[   33.590229] CPU: 1 PID: 735 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3415 21:17:48.103492  0 CR0: 0000000080050033

 3416 21:17:48.113711  # [   32.678992] CR2: 00007efcadb3a000 <4>[   33.605261] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3417 21:17:48.117217  CR3: 0000000103ea4001 CR4: 00000000003706e0

 3418 21:17:48.127058  # BUG: saw 'kernel <4>[   33.618570] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3419 21:17:48.146332  <4>[   33.630718] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee c9 03 48 c7 c7 88 79 6c 8f 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3420 21:17:48.146980  BUG at': ok

 3421 21:17:48.150149  ok 2 selftests: lkdtm: BUG.sh

 3422 21:17:48.159816  # selftests: lkdtm: <4>[   33.651992] RSP: 0018:ffffb2730151fe60 EFLAGS: 00010286

 3423 21:17:48.160363  WARNING.sh

 3424 21:17:48.173023  # [   32.781441] lkdtm: Performing direct entry WARN<4>[   33.664326] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3425 21:17:48.182617  <4>[   33.678800] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 3426 21:17:48.183167  ING

 3427 21:17:48.185860  # [   32.787415] ------------[ cut here ]------------

 3428 21:17:48.196064  # [ <4>[   33.687062] RBP: ffffffff8f6c742f R08: 0000000000000000 R09: 0000000000000000

 3429 21:17:48.205734  <4>[   33.701532] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3430 21:17:48.218365    32.799076] WARNING: CPU: 1 PID: 698 at drivers/misc/lkdtm/bugs<4>[   33.709796] R13: ffffb2730151ff10 R14: ffffb2730151ff10 R15: ffff929a4599d000

 3431 21:17:48.228782  <4>[   33.724267] FS:  00007f7a828c8740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3432 21:17:48.231546  .c:83 lkdtm_WARNING+0x13/0x20

 3433 21:17:48.241570  # [   32.814996] Modules linked i<4>[   33.733598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3434 21:17:48.248212  <4>[   33.746515] CR2: 00007f7a828a7000 CR3: 0000000106038003 CR4: 00000000003706e0

 3435 21:17:48.258129  n: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sens<4>[   33.754778] Call Trace:

 3436 21:17:48.267860  ors_core industrialio_triggered_buffer kfifo_buf industrialio cr<4>[   33.764010]  ? __warn+0x80/0x110

 3437 21:17:48.280824  os_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros<4>[   33.774113]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3438 21:17:48.290975  _ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videob<4>[   33.785583]  ? report_bug+0x9e/0xc0

 3439 21:17:48.300810  uf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core vide<4>[   33.795983]  ? handle_bug+0x41/0x90

 3440 21:17:48.311117  obuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_comp<4>[   33.806378]  ? exc_invalid_op+0x14/0x70

 3441 21:17:48.323864  ress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_h<4>[   33.817164]  ? asm_exc_invalid_op+0x12/0x20

 3442 21:17:48.333773  id cros_usbpd_notify cros_kbd_led_backlight coreboot_table chrom<4>[   33.828368]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3443 21:17:48.336958  eos_pstore

 3444 21:17:48.343381  # [   32.875433] CPU: 1 PID: 698 Comm: cat Tainted: <4>[   33.839830]  direct_entry.cold+0x2c/0x38

 3445 21:17:48.350176  G      D W         5.10.216-cip46 #1

 3446 21:17:48.356581  # [   32.890473] Hardware <4>[   33.850715]  full_proxy_write+0x53/0x80

 3447 21:17:48.360042  name: Google Rammus/Rammus, BIOS  09/04/2020

 3448 21:17:48.366708  # [   32.903785] R<4>[   33.861501]  vfs_write+0xe7/0x3b0

 3449 21:17:48.369851  IP: 0010:lkdtm_WARNING+0x13/0x20

 3450 21:17:48.376331  # [   32.915158] Code: c0 f4 f<4>[   33.871703]  ksys_write+0x68/0xf0

 3451 21:17:48.386294  f ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f<4>[   33.881908]  do_syscall_64+0x30/0x40

 3452 21:17:48.399239   1f 44 00 00 83 05 70 ee c9 03 01 75 05 c3 cc cc cc cc <0f> 0b c<4>[   33.892414]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3453 21:17:48.406004  3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee

 3454 21:17:48.409312  # [ <4>[   33.904560] RIP: 0033:0x7f7a829c3240

 3455 21:17:48.416017    32.942641] RSP: 0018:ffffb27301467e60 EFLAGS: 00010202

 3456 21:17:48.435673  # [   <4>[   33.915054] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3457 21:17:48.451903  32.954977] RAX: ffffffff8d37fff0 RBX: 0000000000000002 RCX: 0000<4>[   33.942541] RSP: 002b:00007fff9df5f918 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3458 21:17:48.451991  000000000000

 3459 21:17:48.465415  # [   32.969476] RDX: 0000000000000000 RSI: ffff92<4>[   33.957503] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f7a829c3240

 3460 21:17:48.468612  9abac9bf50 RDI: ffffffff8f2403c0

 3461 21:17:48.481782  # [   32.983929] RBP: ffffffff<4>[   33.971978] RDX: 0000000000000010 RSI: 00007f7a828a7000 RDI: 0000000000000001

 3462 21:17:48.485206  8f6c7427 R08: 0000000000000000 R09: 0000000000000000

 3463 21:17:48.494891  # [   32.9<4>[   33.986454] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000

 3464 21:17:48.507914  98411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000<4>[   34.000932] R10: 00007f7a828e44d0 R11: 0000000000000202 R12: 00007f7a828a7000

 3465 21:17:48.511420  00000008

 3466 21:17:48.524419  # [   33.012888] R13: ffffb27301467f10 R14: ffffb27301<4>[   34.015420] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3467 21:17:48.528163  467f10 R15: ffff929a44340000

 3468 21:17:48.534350  # [   33.027364] FS:  00007f5ba5c5<4>[   34.029900] irq event stamp: 0

 3469 21:17:48.541026  b740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3470 21:17:48.547644  # [<4>[   34.039809] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3471 21:17:48.553951     33.042908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3472 21:17:48.563707  <4>[   34.053317] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3473 21:17:48.563787  

 3474 21:17:48.580708  # [   33.055831] CR2: 00007f5ba5c3a000 CR3: 000000010639a002 CR<4>[   34.068963] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3475 21:17:48.580794  4: 00000000003706e0

 3476 21:17:48.583649  # [   33.070306] Call Trace:

 3477 21:17:48.593567  # [   33.0733<4>[   34.084604] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3478 21:17:48.596593  <4>[   34.098108] ---[ end trace 66ef3c01d1de29ba ]---

 3479 21:17:48.600079  48]  ? __warn+0x80/0x110

 3480 21:17:48.603573  # [   33.083430]  ? lkdtm_WARNING+0x13/0x20

 3481 21:17:48.610024  # [   33.094120]  ? report_bug+0x9e/0xc0

 3482 21:17:48.613453  # [   33.104518]  ? handle_bug+0x41/0x90

 3483 21:17:48.616460  # [   33.114915]  ? exc_invalid_op+0x14/0x70

 3484 21:17:48.622961  # [   33.125700]  ? asm_exc_invalid_op+0x12/0x20

 3485 21:17:48.626247  # [   33.130702]  ? lkdtm_BUG+0x10/0x10

 3486 21:17:48.629829  # [   33.140982]  ? lkdtm_WARNING+0x13/0x20

 3487 21:17:48.636124  # [   33.151672]  direct_entry.cold+0x2c/0x38

 3488 21:17:48.639694  # [   33.162572]  full_proxy_write+0x53/0x80

 3489 21:17:48.643232  # [   33.173367]  vfs_write+0xe7/0x3b0

 3490 21:17:48.646135  # [   33.183577]  ksys_write+0x68/0xf0

 3491 21:17:48.652824  # [   33.193779]  do_syscall_64+0x30/0x40

 3492 21:17:48.656247  # [   33.204272]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3493 21:17:48.662651  # [   33.216418] RIP: 0033:0x7f5ba5d56240

 3494 21:17:48.678938  # [   33.226912] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23<6>[   34.176944] lkdtm: Performing direct entry EXCEPTION

 3495 21:17:48.685817  <1>[   34.183983] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3496 21:17:48.692278  <1>[   34.192056] #PF: supervisor write access in kernel mode

 3497 21:17:48.698756  <1>[   34.198179] #PF: error_code(0x0002) - not-present page

 3498 21:17:48.702093  <6>[   34.204205] PGD 0 P4D 0 

 3499 21:17:48.705266  <4>[   34.207319] Oops: 0002 [#2] SMP PTI

 3500 21:17:48.715700  <4>[   34.211500] CPU: 3 PID: 768 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3501 21:17:48.721814  <4>[   34.220357] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3502 21:17:48.728313  <4>[   34.227454] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3503 21:17:48.748381  <4>[   34.232703] Code: 48 c7 c7 88 79 6c 8f 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3504 21:17:48.755203  <4>[   34.253971] RSP: 0018:ffffb27301597e60 EFLAGS: 00010282

 3505 21:17:48.761448  <4>[   34.260094] RAX: ffffffff8d380040 RBX: 0000000000000004 RCX: 0000000000000000

 3506 21:17:48.771231  <4>[   34.268356] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403e0

 3507 21:17:48.777770  <4>[   34.276613] RBP: ffffffff8f5ba817 R08: 0000000000000000 R09: 0000000000000000

 3508 21:17:48.787849  <4>[   34.284871] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3509 21:17:48.794305  <4>[   34.293128] R13: ffffb27301597f10 R14: ffffb27301597f10 R15: ffff929a45a2e000

 3510 21:17:48.804711  <4>[   34.301405] FS:  00007efc7adbd740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3511 21:17:48.810846  <4>[   34.310721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3512 21:17:48.820721  <4>[   34.317427] CR2: 0000000000000000 CR3: 0000000106274005 CR4: 00000000003706e0

 3513 21:17:48.824161  <4>[   34.325686] Call Trace:

 3514 21:17:48.827351  <4>[   34.328705]  ? __die_body.cold+0x1a/0x1f

 3515 21:17:48.830886  <4>[   34.333374]  ? no_context+0x177/0x380

 3516 21:17:48.837313  <4>[   34.337752]  ? exc_page_fault+0x53/0x170

 3517 21:17:48.841032  <4>[   34.342419]  ? asm_exc_page_fault+0x1e/0x30

 3518 21:17:48.847375  <4>[   34.347371]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3519 21:17:48.850357  <4>[   34.352622]  ? lkdtm_EXCEPTION+0x5/0x20

 3520 21:17:48.856982  <4>[   34.357192]  direct_entry.cold+0x2c/0x38

 3521 21:17:48.860206  <4>[   34.361852]  full_proxy_write+0x53/0x80

 3522 21:17:48.864007  <4>[   34.366422]  vfs_write+0xe7/0x3b0

 3523 21:17:48.870134  <4>[   34.370409]  ksys_write+0x68/0xf0

 3524 21:17:48.873822  <4>[   34.374410]  do_syscall_64+0x30/0x40

 3525 21:17:48.880071  <4>[   34.378690]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3526 21:17:48.883186  <4>[   34.384611] RIP: 0033:0x7efc7aeb8240

 3527 21:17:48.903119  <4>[   34.388889] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3528 21:17:48.912913  <4>[   34.410158] RSP: 002b:00007ffd6234d4d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3529 21:17:48.922929  <4>[   34.418894] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007efc7aeb8240

 3530 21:17:48.929776  <4>[   34.427151] RDX: 000000000000000a RSI: 00007efc7ad9c000 RDI: 0000000000000001

 3531 21:17:48.939220  <4>[   34.435408] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3532 21:17:48.946397  <4>[   34.443665] R10: 00007efc7add94d0 R11: 0000000000000202 R12: 00007efc7ad9c000

 3533 21:17:48.955789  <4>[   34.451923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3534 21:17:49.015254   0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c<4>[   34.460185] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3535 21:17:49.018316  <4>[   34.520616] CR2: 0000000000000000

 3536 21:17:49.025069  <4>[   34.524594] ---[ end trace 66ef3c01d1de29bb ]---

 3537 21:17:49.028530  <4>[   34.530037] RIP: 0010:lkdtm_BUG+0x5/0x10

 3538 21:17:49.051405  <4>[   34.534703] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3539 21:17:49.054978  <4>[   34.555972] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3540 21:17:49.064613  <4>[   34.562094] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3541 21:17:49.071328  <4>[   34.570357] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3542 21:17:49.081233  <4>[   34.578616] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3543 21:17:49.091188  <4>[   34.586872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3544 21:17:49.097781  <4>[   34.595130] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3545 21:17:49.107891  <4>[   34.603406] FS:  00007efc7adbd740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3546 21:17:49.114128  <4>[   34.612731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3547 21:17:49.120575  <4>[   34.619435] CR2: 0000000000000000 CR3: 0000000106274005 CR4: 00000000003706e0

 3548 21:17:49.133950  <3>[   34.627694] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3549 21:17:49.140530  <3>[   34.637894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 768, name: cat

 3550 21:17:49.146916  <4>[   34.646532] INFO: lockdep is turned off.

 3551 21:17:49.150444  <4>[   34.651198] irq event stamp: 0

 3552 21:17:49.156991  <4>[   34.654894] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3553 21:17:49.166703  <4>[   34.662174] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3554 21:17:49.176975  <4>[   34.671598] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3555 21:17:49.183679  <4>[   34.681020] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3556 21:17:49.189979  <4>[   34.688308] CPU: 3 PID: 768 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3557 21:17:49.199601  <4>[   34.697148] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3558 21:17:49.203137  <4>[   34.704242] Call Trace:

 3559 21:17:49.206150  <4>[   34.707261]  dump_stack+0x77/0x9b

 3560 21:17:49.209451  <4>[   34.711248]  ___might_sleep.cold+0xa6/0xb6

 3561 21:17:49.216191  <4>[   34.716102]  exit_signals+0x1c/0x300

 3562 21:17:49.219215  <4>[   34.720381]  do_exit+0xc2/0xab0

 3563 21:17:49.222845  <4>[   34.724193]  ? ksys_write+0x68/0xf0

 3564 21:17:49.226247  <4>[   34.728377]  make_task_dead+0x2f/0x30

 3565 21:17:49.233103  <4>[   34.732753]  rewind_stack_and_make_dead+0x17/0x20

 3566 21:17:49.235995  <4>[   34.738285] RIP: 0033:0x7efc7aeb8240

 3567 21:17:49.259176  <4>[   34.742555] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3568 21:17:49.265643  <4>[   34.763821] RSP: 002b:00007ffd6234d4d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3569 21:17:49.275790  <4>[   34.772565] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007efc7aeb8240

 3570 21:17:49.282552  <4>[   34.780823] RDX: 000000000000000a RSI: 00007efc7ad9c000 RDI: 0000000000000001

 3571 21:17:49.292230  <4>[   34.789082] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3572 21:17:49.298934  <4>[   34.797357] R10: 00007efc7add94d0 R11: 0000000000000202 R12: 00007efc7ad9c000

 3573 21:17:49.309003  <4>[   34.805613] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3574 21:17:49.311889  3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3575 21:17:49.322114  # [   33.248185] RSP: 002b:00007ffcb114c578 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3576 21:17:49.328755  # [   33.263142] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f5ba5d56240

 3577 21:17:49.338457  # [   33.271408] RDX: 0000000000000008 RSI: 00007f5ba5c3a000 RDI: 0000000000000001

 3578 21:17:49.345015  # [   33.285878] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000

 3579 21:17:49.354946  # [   33.294141] R10: 00007f5ba5c774d0 R11: 0000000000000202 R12: 00007f5ba5c3a000

 3580 21:17:49.361246  # [   33.308611] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3581 21:17:49.364541  # [   33.316895] irq event stamp: 0

 3582 21:17:49.371167  # [   33.326781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3583 21:17:49.381206  # [   33.334074] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3584 21:17:49.390750  # [   33.349708] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3585 21:17:49.397406  # [   33.359138] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3586 21:17:49.403922  # [   33.372635] ---[ end trace 66ef3c01d1de29b9 ]---

 3587 21:17:49.407480  # WARNING: saw 'WARNING:': ok

 3588 21:17:49.410489  ok 3 selftests: lkdtm: WARNING.sh

 3589 21:17:49.414023  # selftests: lkdtm: WARNING_MESSAGE.sh

 3590 21:17:49.420629  # [   33.483270] lkdtm: Performing direct entry WARNING_MESSAGE

 3591 21:17:49.427010  # [   33.490151] ------------[ cut here ]------------

 3592 21:17:49.430733  # [   33.501818] Warning message trigger count: 2

 3593 21:17:49.440360  # [   33.513109] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3594 21:17:49.496674  # [   33.529799] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3595 21:17:49.503144  # [   33.590229] CPU: 1 PID: 735 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3596 21:17:49.509633  # [   33.605261] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3597 21:17:49.516575  # [   33.618570] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3598 21:17:49.539526  # [   33.630718] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 51 ee c9 03 48 c7 c7 88 79 6c 8f 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3599 21:17:49.543074  # [   33.651992] RSP: 0018:ffffb2730151fe60 EFLAGS: 00010286

 3600 21:17:49.552683  # [   33.664326] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3601 21:17:49.559099  # [   33.678800] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 3602 21:17:49.568986  # [   33.687062] RBP: ffffffff8f6c742f R08: 0000000000000000 R09: 0000000000000000

 3603 21:17:49.575879  # [   33.701532] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3604 21:17:49.585654  # [   33.709796] R13: ffffb2730151ff10 R14: ffffb2730151ff10 R15: ffff929a4599d000

 3605 21:17:49.595266  # [   33.724267] FS:  00007f7a828c8740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3606 21:17:49.601763  # [   33.733598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3607 21:17:49.608698  # [   33.746515] CR2: 00007f7a828a7000 CR3: 0000000106038003 CR4: 00000000003706e0

 3608 21:17:49.611889  # [   33.754778] Call Trace:

 3609 21:17:49.615212  # [   33.764010]  ? __warn+0x80/0x110

 3610 21:17:49.622083  # [   33.774113]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3611 21:17:49.625240  # [   33.785583]  ? report_bug+0x9e/0xc0

 3612 21:17:49.628618  # [   33.795983]  ? handle_bug+0x41/0x90

 3613 21:17:49.638242  # [   33.806378]  ? exc_inval<6>[   35.132992] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3614 21:17:49.645036  <6>[   35.143633] lkdtm: attempting good list addition

 3615 21:17:49.647989  <6>[   35.149092] lkdtm: attempting corrupted list addition

 3616 21:17:49.651652  id_op+0x14/0x70

 3617 21:17:49.661130  # [   33.817164]  ? asm_exc_invalid_op+0x12/0x2<3>[   35.155055] lkdtm: list_add() corruption not detected!

 3618 21:17:49.661448  0

 3619 21:17:49.667990  # [   33.828368]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3620 21:17:49.671393  # [   33.839830]  direct_entry.cold+0x2c/0x38

 3621 21:17:49.677919  # [   33.850715]  full_proxy_write+0x53/0x80

 3622 21:17:49.681433  # [   33.861501]  vfs_write+0xe7/0x3b0

 3623 21:17:49.684581  # [   33.871703]  ksys_write+0x68/0xf0

 3624 21:17:49.688094  # [   33.881908]  do_syscall_64+0x30/0x40

 3625 21:17:49.694302  # [   33.892414]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3626 21:17:49.697593  # [   33.904560] RIP: 0033:0x7f7a829c3240

 3627 21:17:49.720616  # [   33.915054] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3628 21:17:49.727147  # [   33.942541] RSP: 002b:00007fff9df5f918 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3629 21:17:49.737199  # [   33.957503] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f7a829c3240

 3630 21:17:49.743593  # [   33.971978] RDX: 0000000000000010 RSI: 00007f7a828a7000 RDI: 0000000000000001

 3631 21:17:49.753563  # [   33.986454] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000

 3632 21:17:49.760102  # [   34.000932] R10: 0000<6>[   35.254269] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3633 21:17:49.766673  <6>[   35.267070] lkdtm: attempting good list removal

 3634 21:17:49.773264  <6>[   35.272433] lkdtm: attempting corrupted list removal

 3635 21:17:49.779559  <3>[   35.278277] lkdtm: list_del() corruption not detected!

 3636 21:17:49.782565  7f7a828e44d0 R11: 0000000000000202 R12: 00007f7a828a7000

 3637 21:17:49.792803  # [   34.015420] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3638 21:17:49.795839  # [   34.029900] irq event stamp: 0

 3639 21:17:49.802527  # [   34.039809] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3640 21:17:49.812381  # [   34.053317] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3641 21:17:49.822433  # [   34.068963] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3642 21:17:49.828797  # [   34.084604] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3643 21:17:49.835521  # [   34.098108] ---[ end trace 66ef3c01d1de29ba ]---

 3644 21:17:49.838956  # WARNING_MESSAGE: saw 'message trigger': ok

 3645 21:17:49.841912  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3646 21:17:49.845445  # selftests: lkdtm: EXCEPTION.sh

 3647 21:17:49.848560  # Killed

 3648 21:17:49.852038  # [   34.176944] lkdtm: Performing direct entry EXCEPTION

 3649 21:17:49.861604  # <6>[   35.356648] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3650 21:17:49.874734  [   34.183983] BUG: kernel NULL pointer dereference, address: 00<6>[   35.366220] lkdtm: attempting bad read from page below current stack

 3651 21:17:49.874844  00000000000000

 3652 21:17:49.891499  # [   34.192056] #PF: supervisor write access in<0>[   35.379847] BUG: stack guard page was hit at 00000000f3b1a376 (stack is 0000000036da1fd4..000000007d06dd5b)

 3653 21:17:49.898044  <4>[   35.397212] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3654 21:17:49.901101   kernel mode

 3655 21:17:49.914454  # [   34.198179] #PF: error_code(0x0002) - not-pre<4>[   35.404308] CPU: 1 PID: 1000 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3656 21:17:49.921042  <4>[   35.419457] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3657 21:17:49.927521  <4>[   35.426548] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3658 21:17:49.927598  sent page

 3659 21:17:49.930678  # [   34.204205] PGD 0 P4D 0 

 3660 21:17:49.953894  # [   34.207319] Oops:<4>[   35.433356] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 28 7d 6c 8f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8a dd fb ff 48 c7 c7 68 7d 6c 8f <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 70 dd fb ff 0f 1f 44

 3661 21:17:49.960740  <4>[   35.460836] RSP: 0018:ffffb2730191fe50 EFLAGS: 00010246

 3662 21:17:49.970281  <4>[   35.466951] RAX: 0000000000000038 RBX: ffffb2730191c000 RCX: 0000000000000000

 3663 21:17:49.976832  <4>[   35.475209] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffffffff8f6c7d68

 3664 21:17:49.986967  <4>[   35.483468] RBP: ffffffff8f6c7492 R08: 0000000000000000 R09: 0000000000000000

 3665 21:17:49.993395  <4>[   35.491726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3666 21:17:50.003236  <4>[   35.499985] R13: ffffb2730191ff10 R14: ffffb2730191ff10 R15: ffff929a43dc4000

 3667 21:17:50.013409  <4>[   35.508236] FS:  00007f41dd459740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3668 21:17:50.020022  <4>[   35.517563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3669 21:17:50.026534  <4>[   35.524261] CR2: ffffb2730191bfff CR3: 0000000107676003 CR4: 00000000003706e0

 3670 21:17:50.029814  <4>[   35.532512] Call Trace:

 3671 21:17:50.033064  <4>[   35.535530]  <#DF>

 3672 21:17:50.036344  <4>[   35.538065]  ? __die_body.cold+0x1a/0x1f

 3673 21:17:50.039891   0002 [#2] SMP PTI

 3674 21:17:50.046314  # [   34.211500] CPU: 3 PID: 768 Comm: cat T<4>[   35.542734]  ? die+0x2b/0x50

 3675 21:17:50.052903  <4>[   35.552449]  ? handle_stack_overflow+0x3e/0x4d

 3676 21:17:50.056456  <4>[   35.557701]  ? no_context+0x24d/0x380

 3677 21:17:50.059444  <4>[   35.562077]  </#DF>

 3678 21:17:50.062977  ainted: G      D W         5.10.216-cip46 #1

 3679 21:17:50.119199  # [   34.220357] H<4>[   35.564694] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3680 21:17:50.125729  <4>[   35.625102] ---[ end trace 66ef3c01d1de29bc ]---

 3681 21:17:50.129145  ardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3682 21:17:50.135697  # [   34.2<4>[   35.630549] RIP: 0010:lkdtm_BUG+0x5/0x10

 3683 21:17:50.158654  <4>[   35.641428] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3684 21:17:50.162182  <4>[   35.662699] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3685 21:17:50.171898  <4>[   35.668813] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3686 21:17:50.178757  <4>[   35.677072] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3687 21:17:50.188640  <4>[   35.685351] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3688 21:17:50.195288  <4>[   35.693613] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3689 21:17:50.205200  <4>[   35.701872] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3690 21:17:50.215050  <4>[   35.710131] FS:  00007f41dd459740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3691 21:17:50.221788  <4>[   35.719458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3692 21:17:50.228248  <4>[   35.726163] CR2: ffffb2730191bfff CR3: 0000000107676003 CR4: 00000000003706e0

 3693 21:17:50.238518  <3>[   35.734422] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3694 21:17:50.247974  <3>[   35.744621] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1000, name: cat

 3695 21:17:50.251451  <4>[   35.753364] INFO: lockdep is turned off.

 3696 21:17:50.257905  <4>[   35.758031] irq event stamp: 0

 3697 21:17:50.264621  <4>[   35.761727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3698 21:17:50.274255  <4>[   35.769007] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3699 21:17:50.281027  <4>[   35.778432] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3700 21:17:50.290824  <4>[   35.787847] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3701 21:17:50.297363  <4>[   35.795135] CPU: 1 PID: 1000 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3702 21:17:50.307147  <4>[   35.804072] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3703 21:17:50.307683  <4>[   35.811165] Call Trace:

 3704 21:17:50.313703  <4>[   35.814183]  dump_stack+0x77/0x9b

 3705 21:17:50.317230  27454] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3706 21:17:50.323758  # [   34.232703] Code<4>[   35.818174]  ___might_sleep.cold+0xa6/0xb6

 3707 21:17:50.327267  <4>[   35.829247]  exit_signals+0x1c/0x300

 3708 21:17:50.336746  : 48 c7 c7 88 79 6c 8f 8d 70 01 89 35 41 ee c9 03 e8 a6 06 66 00<4>[   35.833527]  do_exit+0xc2/0xab0

 3709 21:17:50.343787  <4>[   35.843531]  ? ksys_write+0x68/0xf0

 3710 21:17:50.353599   0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <4>[   35.847713]  make_task_dead+0x2f/0x30

 3711 21:17:50.360280  <4>[   35.858301]  rewind_stack_and_make_dead+0x17/0x20

 3712 21:17:50.363733  <4>[   35.863841] RIP: 0033:0x7f41dd554240

 3713 21:17:50.383417  <4>[   35.868120] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3714 21:17:50.393135  <4>[   35.889379] RSP: 002b:00007ffde74e8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3715 21:17:50.399873  <4>[   35.898114] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f41dd554240

 3716 21:17:50.409554  <4>[   35.906373] RDX: 0000000000000019 RSI: 00007f41dd438000 RDI: 0000000000000001

 3717 21:17:50.416515  <4>[   35.914629] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000

 3718 21:17:50.425872  <4>[   35.922887] R10: 00007f41dd4754d0 R11: 0000000000000202 R12: 00007f41dd438000

 3719 21:17:50.432395  <4>[   35.931144] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3720 21:17:50.439127  <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3721 21:17:50.445155  # [   34.253971] RSP: 0018:ffffb27301597e60 EFLAGS: 00010282

 3722 21:17:50.455140  # [   34.260094] RAX: ffffffff8d380040 RBX: 0000000000000004 RCX: 0000000000000000

 3723 21:17:50.461854  # [   34.268356] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403e0

 3724 21:17:50.471793  # [   34.276613] RBP: ffffffff8f5ba817 R08: 0000000000000000 R09: 0000000000000000

 3725 21:17:50.478407  # [   34.284871] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3726 21:17:50.488511  # [   34.293128] R13: ffffb27301597f10 R14: ffffb27301597f10 R15: ffff929a45a2e000

 3727 21:17:50.497993  # [   34.301405] FS:  00007efc7adbd740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3728 21:17:50.504808  # [   34.310721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3729 21:17:50.511433  # [   34.317427] CR2: 0000000000000000 CR3: 0000000106274005 CR4: 00000000003706e0

 3730 21:17:50.514375  # [   34.325686] Call Trace:

 3731 21:17:50.517867  # [   34.328705]  ? __die_body.cold+0x1a/0x1f

 3732 21:17:50.524407  # [   34.333374]  ? no_context+0x177/0x380

 3733 21:17:50.534342  # [   34.337752]  ? exc_page_fault+0x53/0<6>[   36.030674] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3734 21:17:50.534493  x170

 3735 21:17:50.540970  # [   34.342419]  ? asm_exc_page_fault+0x1e/0x30

 3736 21:17:50.547478  # [   34<6>[   36.040083] lkdtm: attempting bad read from page above current stack

 3737 21:17:50.550640  .347371]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3738 21:17:50.563893  # [   34.352622]  ?<0>[   36.053727] BUG: stack guard page was hit at 00000000721da9a6 (stack is 000000008dcac138..00000000b0285b5a)

 3739 21:17:50.573771  <4>[   36.071084] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3740 21:17:50.580393  <4>[   36.078181] CPU: 0 PID: 1034 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3741 21:17:50.589875  <4>[   36.087121] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3742 21:17:50.596677  <4>[   36.094221] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3743 21:17:50.616960  <4>[   36.101128] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 a0 7d 6c 8f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 50 dd fb ff 48 c7 c7 e0 7d 6c 8f <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 33 dd fb ff

 3744 21:17:50.623388  <4>[   36.122401] RSP: 0018:ffffb2730199fe50 EFLAGS: 00010246

 3745 21:17:50.629860  <4>[   36.128527] RAX: 0000000000000038 RBX: ffffb2730199c000 RCX: 0000000000000000

 3746 21:17:50.639974  <4>[   36.136781] RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffffffff8f6c7de0

 3747 21:17:50.646293  <4>[   36.145031] RBP: ffffffff8f6c74ab R08: 0000000000000000 R09: 0000000000000000

 3748 21:17:50.656588  <4>[   36.153289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3749 21:17:50.663106  <4>[   36.161549] R13: ffffb2730199ff10 R14: ffffb2730199ff10 R15: ffff929a43ea0000

 3750 21:17:50.672619  <4>[   36.169809] FS:  00007fc7eb1ce740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 3751 21:17:50.679706  <4>[   36.179139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3752 21:17:50.689126  <4>[   36.185835] CR2: ffffb273019a0000 CR3: 00000001027b0001 CR4: 00000000003706f0

 3753 21:17:55.674662  <4>[   36.194092] Call Trace:

 3754 21:17:55.674822  <4>[   36.197110]  <#DF>

 3755 21:17:55.674981  <4>[   36.199643]  ? __die_body.cold+0x1a/0x1f

 3756 21:17:55.675076  <4>[   36.204318]  ? die+0x2b/0x50

 3757 21:17:55.675165  <4>[   36.207827]  ? handle_stack_overflow+0x3e/0x4d

 3758 21:17:55.675251  <4>[   36.213081]  ? no_context+0x24d/0x380

 3759 21:17:55.675377  <4>[   36.217456]  </#DF>

 3760 21:17:55.675459  <4>[   36.220083] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3761 21:17:55.675540  <4>[   36.274304] ---[ end trace 66ef3c01d1de29bd ]---

 3762 21:17:55.675627  <4>[   36.279755] RIP: 0010:lkdtm_BUG+0x5/0x10

 3763 21:17:55.675714  <4>[   36.284422] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3764 21:17:55.675789  <4>[   36.305685] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3765 21:17:55.675847  <4>[   36.311801] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3766 21:17:55.675902  <4>[   36.320063] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3767 21:17:55.675973  <4>[   36.328323] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3768 21:17:55.676058  <4>[   36.336583] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3769 21:17:55.676142  <4>[   36.344843] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3770 21:17:55.676228  <4>[   36.353102] FS:  00007fc7eb1ce740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 3771 21:17:55.676314  <4>[   36.362431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3772 21:17:55.676398  <4>[   36.369130] CR2: ffffb273019a0000 CR3: 00000001027b0001 CR4: 00000000003706f0

 3773 21:17:55.676480   lkdtm_EXCEPTION+0x5/0x20

 3774 21:17:55.676562  # [   34.357192]  direct_entry.cold+0x2c/0x38

 3775 21:17:55.676617  # [   34.361852]  full_proxy_write+0x53/0x80

 3776 21:17:55.676699  # [   34.366422]  vfs_write+0xe7/0x3b0

 3777 21:17:55.676781  # [   34.370409]  ksys_write+0x68/0xf0

 3778 21:17:55.676862  # [   34.374410]  do_syscall_64+0x30/0x40

 3779 21:17:55.676946  # [   34.378690]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3780 21:17:55.677027  # [   34.384611] RIP: 0033:0x7efc7aeb8240

 3781 21:17:55.677113  # [   34.388889] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3782 21:17:55.677198  # [   34.410158] RSP: 002b:00007ffd6234d4d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3783 21:17:55.677283  # [   34.418894] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007efc7aeb8240

 3784 21:17:55.677368  # [   34.427151] RDX: 000000000000000a RSI: 00007efc7ad9c000 RDI: 0000000000000001

 3785 21:17:55.677451  # [   34.435408] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3786 21:17:55.677535  # [   34.443665] R10: 00007efc7add94d0 R11: 0000000000000202 R12: 00007efc7ad9c000

 3787 21:17:55.677618  # [   34.451923] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3788 21:17:55.677713  # [   34.460185] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3789 21:17:55.677804  # [   34.520616] CR2: 0000000000000000

 3790 21:17:55.677887  # [   34.524594] ---[ end trace 66ef3c01d1de29bb ]---

 3791 21:17:55.677974  # [   34.530037] RIP: 0010:lkdtm_BUG+0x5/0x10

 3792 21:17:55.678060  # [   34.534703] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea f<6>[   36.551774] lkdtm: Performing direct entry UNSET_SMEP

 3793 21:17:55.678145  <6>[   36.563588] lkdtm: trying to clear SMEP normally

 3794 21:17:55.678230  <4>[   36.569065] ------------[ cut here ]------------

 3795 21:17:55.678333  f ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00<4>[   36.574527] pinned CR4 bits changed: 0x100000!?

 3796 21:17:55.678623  <4>[   36.586085] WARNING: CPU: 2 PID: 1072 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60

 3797 21:17:55.678728   <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c<4>[   36.596608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3798 21:17:55.678817  9 03

 3799 21:17:55.678910  # [   34.555972] RSP: 0018:ffffb27301417e60 EFLAGS: 000102<4>[   36.657011] CPU: 2 PID: 1072 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3800 21:17:55.678997  <4>[   36.672164] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3801 21:17:55.679081  <4>[   36.679297] RIP: 0010:native_write_cr4+0x45/0x60

 3802 21:17:55.679183  <4>[   36.684778] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 30 4f 26 03 00 75 f2 48 c7 c7 b8 48 5c 8f c6 05 20 4f 26 03 01 e8 81 e2 11 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3803 21:17:55.679274  <4>[   36.706083] RSP: 0018:ffffb27301a37e48 EFLAGS: 00010286

 3804 21:17:55.679351  82

 3805 21:17:55.679410  # [   34.562094] RAX: ffffffff8d37ffe0 RBX: 0000000000000001<4>[   36.712246] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000

 3806 21:17:55.679470  <4>[   36.726727] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 3807 21:17:55.679529  <4>[   36.735018] RBP: ffffffff8f6c74c5 R08: 0000000000000000 R09: 0000000000000000

 3808 21:17:55.679587  <4>[   36.743281] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3809 21:17:55.679642  <4>[   36.751543] R13: ffffb27301a37f10 R14: ffffb27301a37f10 R15: ffff929a45a94000

 3810 21:17:55.679698  <4>[   36.759805] FS:  00007f10333bf740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 3811 21:17:55.679754  <4>[   36.769134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3812 21:17:55.679810  <4>[   36.775840] CR2: 00007f103339e000 CR3: 000000010626c001 CR4: 00000000003706e0

 3813 21:17:55.679870  <4>[   36.784101] Call Trace:

 3814 21:17:55.679926  <4>[   36.787122]  ? __warn+0x80/0x110

 3815 21:17:55.679992   RCX: 0000000000000000

 3816 21:17:55.680048  # [   34.570357] RDX: 0000000000000000 R<4>[   36.791043]  ? native_write_cr4+0x45/0x60

 3817 21:17:55.680103  <4>[   36.802019]  ? report_bug+0x9e/0xc0

 3818 21:17:55.680159  <4>[   36.806206]  ? handle_bug+0x41/0x90

 3819 21:17:55.680215  <4>[   36.810420]  ? exc_invalid_op+0x14/0x70

 3820 21:17:55.680274  <4>[   36.814993]  ? asm_exc_invalid_op+0x12/0x20

 3821 21:17:55.680336  <4>[   36.819957]  ? native_write_cr4+0x45/0x60

 3822 21:17:55.680395  SI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3823 21:17:55.680457  # [   34.578616] RBP<4>[   36.824748]  ? native_write_cr4+0x45/0x60

 3824 21:17:55.680547  : ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 3825 21:17:55.680635  <4>[   36.835731]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3826 21:17:55.680726  <4>[   36.847099]  direct_entry.cold+0x2c/0x38

 3827 21:17:55.680814  <4>[   36.851770]  full_proxy_write+0x53/0x80

 3828 21:17:55.680902  <4>[   36.856372]  vfs_write+0xe7/0x3b0

 3829 21:17:55.680992  <4>[   36.860371]  ksys_write+0x68/0xf0

 3830 21:17:55.681081  <4>[   36.864372]  do_syscall_64+0x30/0x40

 3831 21:17:55.681171  <4>[   36.868659]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3832 21:17:55.681259  <4>[   36.874592] RIP: 0033:0x7f10334ba240

 3833 21:17:55.681354  <4>[   36.878874] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3834 21:17:55.681447  <4>[   36.900146] RSP: 002b:00007fff7dfe7158 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3835 21:17:55.681539  <4>[   36.908893] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f10334ba240

 3836 21:17:55.681639  <4>[   36.917155] RDX: 000000000000000b RSI: 00007f103339e000 RDI: 0000000000000001

 3837 21:17:55.681741  <4>[   36.925418] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 3838 21:17:55.681834  <4>[   36.933680] R10: 00007f10333db4d0 R11: 0000000000000202 R12: 00007f103339e000

 3839 21:17:55.681927  <4>[   36.941941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3840 21:17:55.682038  <4>[   36.950227] irq event stamp: 0

 3841 21:17:55.682129  # [   34.586872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12<4>[   36.953936] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3842 21:17:55.682221  <4>[   36.967434] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3843 21:17:55.682312  <4>[   36.976858] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3844 21:17:55.682604  <4>[   36.986284] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3845 21:17:55.682698  <4>[   36.993576] ---[ end trace 66ef3c01d1de29be ]---

 3846 21:17:55.682788  <6>[   36.999023] lkdtm: ok: SMEP did not get cleared

 3847 21:17:55.682878  <6>[   37.004372] lkdtm: trying to clear SMEP with call gadget

 3848 21:17:55.682965  : 0000000000000004

 3849 21:17:55.683058  # [   34.595130] R13: ffffb27301417f10 R14: <6>[   37.010597] lkdtm: ok: SMEP removal was reverted

 3850 21:17:55.683150  ffffb27301417f10 R15: ffff929a47798000

 3851 21:17:55.683240  # [   34.603406] FS:  00007efc7adbd740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 3852 21:17:55.683334  # [   34.612731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3853 21:17:55.683398  # [   34.619435] CR2: 0000000000000000 CR3: 0000000106274005 CR4: 00000000003706e0

 3854 21:17:55.683459  # [   34.627694] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3855 21:17:55.683543  # [   34.637894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 768, name: cat

 3856 21:17:55.683632  # [   34.646532] INFO: lockdep is turned off.

 3857 21:17:55.683721  # [   34.651198] irq event stamp: 0

 3858 21:17:55.683810  # [   34.654894] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3859 21:17:55.683902  # [   34.662174] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3860 21:17:55.684004  # [   34.671598] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3861 21:17:55.684094  # [   34.681020] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3862 21:17:55.684183  # [   34.688308] CPU: 3 PID: 768 Comm: cat Tainted: G    <6>[   37.111370] lkdtm: Performing direct entry DOUBLE_FAULT

 3863 21:17:55.684274    D W         5.10.216-cip46 #1

 3864 21:17:55.684362  # [   34.697148] Hardware name:<3>[   37.121652] lkdtm: XFAIL: this test is ia32-only

 3865 21:17:55.684452   Google Rammus/Rammus, BIOS  09/04/2020

 3866 21:17:55.684541  # [   34.704242] Call Trace:

 3867 21:17:55.684628  # [   34.707261]  dump_stack+0x77/0x9b

 3868 21:17:55.684716  # [   34.711248]  ___might_sleep.cold+0xa6/0xb6

 3869 21:17:55.684805  # [   34.716102]  exit_signals+0x1c/0x300

 3870 21:17:55.684892  # [   34.720381]  do_exit+0xc2/0xab0

 3871 21:17:55.685000  # [   34.724193]  ? ksys_write+0x68/0xf0

 3872 21:17:55.685089  # [   34.728377]  make_task_dead+0x2f/0x30

 3873 21:17:55.685179  # [   34.732753]  rewind_stack_and_make_dead+0x17/0x20

 3874 21:17:55.685269  # [   34.738285] RIP: 0033:0x7efc7aeb8240

 3875 21:17:55.685361  # [   34.742555] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3876 21:17:55.685454  # [   34.763821] RSP: 002b:00007ffd6234d4d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3877 21:17:55.685543  # [   34.772565] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007efc7aeb8240

 3878 21:17:55.685635  # [   34.780823] RDX: 000000000000000a RSI: 00007efc7ad9c000 RDI: 0000000000000001

 3879 21:17:55.685724  # [   34.789082] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3880 21:17:55.685816  # [   34.797357] R10: 00007efc7add94d0 R11: 0000000000000202 R12: 00007efc7ad9c000

 3881 21:17:55.685908  # [   34.805613] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3882 21:17:55.686009  # EXCEPTION: saw 'call trace:': ok

 3883 21:17:55.686098  ok 5 selftests: lkdtm: EXCE<6>[   37.250622] lkdtm: Performing direct entry CORRUPT_PAC

 3884 21:17:55.686190  <3>[   37.257462] lkdtm: XFAIL: this test is arm64-only

 3885 21:17:55.686280  PTION.sh

 3886 21:17:55.686368  # selftests: lkdtm: LOOP.sh

 3887 21:17:55.686457  # Skipping LOOP: Hangs the system

 3888 21:17:55.686544  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3889 21:17:55.686632  # selftests: lkdtm: EXHAUST_STACK.sh

 3890 21:17:55.686722  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3891 21:17:55.686811  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3892 21:17:55.686901  # selftests: lkdtm: CORRUPT_STACK.sh

 3893 21:17:55.686989  # Skipping CORRUPT_STACK: Crashes entire system on success

 3894 21:17:55.687078  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3895 21:17:55.687166  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3896 21:17:55.687255  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3897 21:17:55.687338  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3898 21:17:55.687416  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3899 21:17:55.687505  # [   35.132992] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3900 21:17:55.687593  # [   35.143633] lkdtm: attempting good list addition

 3901 21:17:55.687681  # [   35.149092] lkdtm: attempting corrupted list addition

 3902 21:17:55.687770  # [   35.155055] lkdtm: list_add() corruption not detected!

 3903 21:17:55.687859  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3904 21:17:55.687951  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3905 21:17:55.688054  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3906 21:17:55.688145  # [   35.254269] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3907 21:17:55.688234  # [   35.267070] lkdtm: attempting good list removal

 3908 21:17:55.688322  # [   35.272433] lkdtm: attempting corrupted list removal

 3909 21:17:55.688413  # [   35.278277] lkdtm: list_d<6>[   37.375318] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3910 21:17:55.688719  el() corruption not detected!

 3911 21:17:55.688821  # CORRUPT_LIST_DEL: missing 'list<3>[   37.388650] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3912 21:17:55.688914  _del corruption': [FAIL]

 3913 21:17:55.689005  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3914 21:17:55.689096  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3915 21:17:55.689185  # Segmentation fault

 3916 21:17:55.689273  # [   35.356648] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3917 21:17:55.689362  # [   35.366220] lkdtm: attempting bad read from page below current stack

 3918 21:17:55.689452  # [   35.379847] BUG: stack guard page was hit at 00000000f3b1a376 (stack is 0000000036da1fd4..000000007d06dd5b)

 3919 21:17:55.689542  # [   35.397212] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3920 21:17:55.689633  # [   35.404308] CPU: 1 PID: 1000 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3921 21:17:55.689722  # [   35.419457] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3922 21:17:55.689812  # [   35.426548] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3923 21:17:55.689904  # [   35.433356] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 28 7d 6c 8f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8a dd fb ff 48 c7 c7 68 7d 6c 8f <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 70 dd fb ff 0f 1f 44

 3924 21:17:55.690001  # [   35.460836] RSP: 0018:ffffb2730191fe50 EFLAGS: 00010246

 3925 21:17:55.690091  # [   35.466951] RAX: 0000000000000038 RBX: ffffb2730191c000 RCX: 0000000000000000

 3926 21:17:55.690180  # [   35.475209] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffffffff8f6c7d68

 3927 21:17:55.690268  # [   35.483468] RBP: ffffffff8f6c7492 R08: 0000000000000000 R09: 0000000000000000

 3928 21:17:55.690341  # [   35.491726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3929 21:17:55.690398  # [   35.499985] R13: ffffb2730191ff10 R14: ffffb2730191ff10 R15: ffff929a43dc4000

 3930 21:17:55.690455  # [   35.508236] FS:  00007f41dd459740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3931 21:17:55.690512  # [   35.517563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3932 21:17:55.690568  # [   35.524261] CR2: ffffb2730191bfff CR3: 0000000107676003 CR4: 00000000003706e0

 3933 21:17:55.690623  # [   35.532512] Call Trace:

 3934 21:17:55.690679  # [   35.535530]  <#DF>

 3935 21:17:55.690739  # [ <6>[   37.568378] lkdtm: Performing direct entry READ_AFTER_FREE

 3936 21:17:55.690828    35.538065]  ? __die_body.cold+0x1a/0x1f

 3937 21:17:55.690919  # [   35.542734]  ? d<6>[   37.577132] lkdtm: Value in memory before free: 12345678

 3938 21:17:55.691006  ie+0x2b/0x50

 3939 21:17:55.691095  # [   35.552449]  ? handle_stack_overflow+0x3e/0x4<6>[   37.589581] lkdtm: Attempting bad read from freed memory

 3940 21:17:55.691183  d

 3941 21:17:55.691271  # [   35.557701]  ? no_context+0x24d/0x380

 3942 21:17:55.691373  # [   35.562077] <6>[   37.602021] lkdtm: Memory was not poisoned

 3943 21:17:55.691462   </#DF>

 3944 21:17:55.691563  # [   35.564694] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 3945 21:17:55.691677  # [   35.625102] ---[ end trace 66ef3c01d1de29bc ]---

 3946 21:17:55.691770  # [   35.630549] RIP: 0010:lkdtm_BUG+0x5/0x10

 3947 21:17:55.691865  # [   35.641428] Code: 89 ff e8 6e ae 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 70 ee c9 03

 3948 21:17:55.691960  # [   35.662699] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 3949 21:17:55.692062  # [   35.668813] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 3950 21:17:55.692153  # [   35.677072] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 3951 21:17:55.692243  # [   35.685351] RBP: ffffffff8f72e1<6>[   37.724689] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3952 21:17:55.692335  <6>[   37.731966] lkdtm: Value in memory before free: 12345678

 3953 21:17:55.692425  <6>[   37.738201] lkdtm: Attempting to read from freed memory

 3954 21:17:55.692513  <6>[   37.744357] lkdtm: Buddy page was not poisoned

 3955 21:17:55.692601  70 R08: 0000000000000001 R09: 0000000000000001

 3956 21:17:55.692694  # [   35.693613] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3957 21:17:55.692783  # [   35.701872] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 3958 21:17:55.692872  # [   35.710131] FS:  00007f41dd459740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 3959 21:17:55.692960  # [   35.719458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3960 21:17:55.693248  # [   35.726163] CR2: ffffb2730191bfff CR3: 0000000107676003 CR4: 00000000003706e0

 3961 21:17:55.693343  # [   35.734422] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3962 21:17:55.693433  # [   35.744621] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1000, name: cat

 3963 21:17:55.693504  # [   35.753364] INFO: lockdep is turned off.

 3964 21:17:55.693562  # [   35.758031] irq event stamp: 0

 3965 21:17:55.693619  # [   35.761727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3966 21:17:55.693680  # [   35.769007] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+<6>[   37.835859] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3967 21:17:55.693740  <6>[   37.843180] lkdtm: Attempting double slab free ...

 3968 21:17:55.693797  0x65c/0x20e0

 3969 21:17:55.693854  # [   35.778432] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 3970 21:17:55.693911  # [   35.787847] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3971 21:17:55.693967  # [   35.795135] CPU: 1 PID: 1000 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 3972 21:17:55.694023  # [   35.804072] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3973 21:17:55.694084  # [   35.811165] Call Trace:

 3974 21:17:55.694146  # [   35.814183]  dump_stack+0x77/0x9b

 3975 21:17:55.694201  # [   35.818174]  ___might_sleep.cold+0xa6/0xb6

 3976 21:17:55.694261  # [   35.829247]  exit_signals+0x1c/0x300

 3977 21:17:55.694324  # [   35.833527]  do_exit+0xc2/0xab0

 3978 21:17:55.694385  # [   35.843531]  ? ksys_write+0x68/0xf0

 3979 21:17:55.694444  # [   35.847713]  make_task_dead+0x2f/0x30

 3980 21:17:55.694505  # [   35.858301]  rewind_stack_and_make_dead+0x17/0x20

 3981 21:17:55.694593  # [   35.863841] RIP: 0033:0x7f41dd554240

 3982 21:17:55.694698  # [   35.868120] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3983 21:17:55.694791  # [   35.889379] RSP: 002b:00007ffde74e8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3984 21:17:55.694881  # [   35.898114] RAX: ffffffffffffffda RBX: 00000<6>[   37.948892] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3985 21:17:55.694972  <6>[   37.960988] lkdtm: Attempting cross-cache slab free ...

 3986 21:17:55.695060  00000000019 RCX: 00007f41dd554240

 3987 21:17:55.695166  # [   35.906373] RDX: 0000000000000019 RSI: 00007f41dd438000 RDI: 0000000000000001

 3988 21:17:55.695267  # [   35.914629] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000

 3989 21:17:55.695347  # [   35.922887] R10: 00007f41dd4754d0 R11: 0000000000000202 R12: 00007f41dd438000

 3990 21:17:55.695405  # [   35.931144] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3991 21:17:55.695462  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3992 21:17:55.695522  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3993 21:17:55.695584  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3994 21:17:55.695644  # Segmentation fault

 3995 21:17:55.695700  # [   36.030674] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3996 21:17:55.695757  # [   36.040083] lkdtm: attempting bad read from page above current stack

 3997 21:17:55.695813  # [   36.053727] BUG: stack guard page was hit at 00000000721da9a6 (stack is 000000008dcac138..00000000b0285b5a)

 3998 21:17:55.695873  # [   36.071084] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3999 21:17:55.695933  # [   36.078181] CPU: 0 PID: 1034 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4000 21:17:55.695993  # [   36.087121] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4001 21:17:55.696049  # [   36.094221] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 4002 21:17:55.696145  # [   36.101128] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 a0 7d 6c 8f 50 65 48 8b 04 25 40 b0 01 00<6>[   38.082054] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4003 21:17:55.696234  <6>[   38.091609] lkdtm: Attempting non-Slab slab free ...

 4004 21:17:55.696327   48 8b 58 18 e8 50 dd fb ff 48 c7 c7 e0 7d 6c 8f <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 33 dd fb ff

 4005 21:17:55.696419  # [   36.122401] RSP: 0018:ffffb2730199fe50 EFLAGS: 00010246

 4006 21:17:55.696510  # [   36.128527] RAX: 0000000000000038 RBX: ffffb2730199c000 RCX: 0000000000000000

 4007 21:17:55.696602  # [   36.136781] RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffffffff8f6c7de0

 4008 21:17:55.696692  # [   36.145031] RBP: ffffffff8f6c74ab R08: 0000000000000000 R09: 0000000000000000

 4009 21:17:55.696780  # [   36.153289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 4010 21:17:55.696871  # [   36.161549] R13: ffffb2730199ff10 R14: ffffb2730199ff10 R15: ffff929a43ea0000

 4011 21:17:55.696961  # [   36.169809] FS:  00007fc7eb1ce740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4012 21:17:55.697052  # [   36.179139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4013 21:17:55.697142  # [   36.185835] CR2: ffffb273019a0000 CR3: 00000001027b0001 CR4: 00000000003706f0

 4014 21:17:55.697229  # [   36.194092] Call Trace:

 4015 21:17:55.697526  # [   36.197110]  <#DF>

 4016 21:17:55.697622  # [   36.199643]  ? __die_body.cold+0x1a/0x1f

 4017 21:17:55.697714  # [   36.204318]  ? die+0x2b/0x50

 4018 21:17:55.697805  # [   36.207827]  ? handle_stack_overflow+0x3e/0x4d

 4019 21:17:55.697892  # [   36.213081]  ? no_context+0x24d/0x380

 4020 21:17:55.697979  # [   36.217456]  </#DF>

 4021 21:17:55.698113  # [   36.220083] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4022 21:17:55.698210  # [   36.274304] ---[ end trace 66ef3c01d1de29bd ]---

 4023 21:17:55.698302  # [   36.279755] RIP: 0010:lkdtm_BUG+0x5/0x10

 4024 21:17:55.698396  # [   36.284422] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4025 21:17:55.698490  # [   36.305685] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4026 21:17:55.698579  # [   36.311801] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4027 21:17:55.698670  # [   36.320063] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4028 21:17:55.698759  # [   36.328323] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4029 21:17:55.698850  # [   36.336583] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4030 21:17:55.698941  # [   36.344843] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4031 21:17:55.699030  # [   36.353102] FS:  00007fc7eb1ce740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4032 21:17:55.699118  # [   36.362431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4033 21:17:55.699210  # [   36.369130] CR2: ffffb273019a0000 CR3: 00000001027b000<6>[   38.354766] lkdtm: Performing direct entry EXEC_DATA

 4034 21:17:55.699314  <6>[   38.364583] lkdtm: attempting ok execution at ffffffff8d3803b0

 4035 21:17:55.699378  1 CR4: 00000000003706f0

 4036 21:17:55.699441  # STACK_GUARD_PAGE_TRAILING: saw 'call <6>[   38.371409] lkdtm: attempting bad execution at ffffffff9101eea0

 4037 21:17:55.699507  <2>[   38.384529] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4038 21:17:55.699598  <1>[   38.393186] BUG: unable to handle page fault for address: ffffffff9101eea0

 4039 21:17:55.699688  <1>[   38.401153] #PF: supervisor instruction fetch in kernel mode

 4040 21:17:55.699778  <1>[   38.407761] #PF: error_code(0x0011) - permissions violation

 4041 21:17:55.699869  <6>[   38.414273] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 800000011f4000e3 

 4042 21:17:55.699958  <4>[   38.422365] Oops: 0011 [#5] SMP PTI

 4043 21:17:55.700047  <4>[   38.426546] CPU: 3 PID: 1595 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4044 21:17:55.700166  <4>[   38.435484] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4045 21:17:55.700259  <4>[   38.442581] RIP: 0010:data_area+0x0/0x40

 4046 21:17:55.700353  <4>[   38.447248] Code: ff ff 00 87 17 45 9a 92 ff ff 00 86 17 45 9a 92 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

 4047 21:17:55.700445  <4>[   38.468507] RSP: 0018:ffffb2730221fe48 EFLAGS: 00010246

 4048 21:17:55.700535  <4>[   38.474631] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4049 21:17:55.700626  <4>[   38.482880] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 4050 21:17:55.700717  <4>[   38.491137] RBP: ffffffff9101eea0 R08: 0000000000000000 R09: 0000000000000000

 4051 21:17:55.700808  <4>[   38.499408] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4052 21:17:55.700897  <4>[   38.507665] R13: ffffb2730221ff10 R14: ffffb2730221ff10 R15: ffff929a46026000

 4053 21:17:55.700987  <4>[   38.515923] FS:  00007f0d263ab740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4054 21:17:55.701078  <4>[   38.525248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4055 21:17:55.701169  <4>[   38.531951] CR2: ffffffff9101eea0 CR3: 0000000102652001 CR4: 00000000003706e0

 4056 21:17:55.701258  <4>[   38.540210] Call Trace:

 4057 21:17:55.701366  <4>[   38.543229]  ? __die_body.cold+0x1a/0x1f

 4058 21:17:55.701461  <4>[   38.547897]  ? no_context+0x177/0x380

 4059 21:17:55.701549  <4>[   38.552275]  ? exc_page_fault+0xd7/0x170

 4060 21:17:55.701638  <4>[   38.556943]  ? asm_exc_page_fault+0x1e/0x30

 4061 21:17:55.701728  <4>[   38.561905]  ? execute_location+0x45/0x56

 4062 21:17:55.701819  <4>[   38.566668]  ? direct_entry.cold+0x2c/0x38

 4063 21:17:55.701908  <4>[   38.571532]  ? full_proxy_write+0x53/0x80

 4064 21:17:55.701996  <4>[   38.576297]  ? vfs_write+0xe7/0x3b0

 4065 21:17:55.702288  <4>[   38.580479]  ? ksys_write+0x68/0xf0

 4066 21:17:55.702381  <4>[   38.584652]  ? do_syscall_64+0x30/0x40

 4067 21:17:55.702465  <4>[   38.589124]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4068 21:17:55.702541  trace:': ok

 4069 21:17:55.702644  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.s<4>[   38.595249] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4070 21:17:55.702739  <4>[   38.655678] CR2: ffffffff9101eea0

 4071 21:17:55.702829  <4>[   38.659664] ---[ end trace 66ef3c01d1de29bf ]---

 4072 21:17:55.702921  <4>[   38.665108] RIP: 0010:lkdtm_BUG+0x5/0x10

 4073 21:17:55.703014  <4>[   38.669774] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4074 21:17:55.703106  <4>[   38.691042] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4075 21:17:55.703199  <4>[   38.697163] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4076 21:17:55.703288  <4>[   38.705421] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4077 21:17:55.703359  <4>[   38.713678] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4078 21:17:55.703417  <4>[   38.721935] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4079 21:17:55.703478  <4>[   38.730192] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4080 21:17:55.703563  <4>[   38.738448] FS:  00007f0d263ab740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4081 21:17:55.703653  <4>[   38.747774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4082 21:17:55.703742  <4>[   38.754480] CR2: ffffffff9101eea0 CR3: 0000000102652001 CR4: 00000000003706e0

 4083 21:17:55.703833  <3>[   38.762739] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4084 21:17:55.703925  <3>[   38.772938] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1595, name: cat

 4085 21:17:55.704015  <4>[   38.781680] INFO: lockdep is turned off.

 4086 21:17:55.704114  <4>[   38.786357] irq event stamp: 0

 4087 21:17:55.704203  <4>[   38.790053] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4088 21:17:55.704296  <4>[   38.797357] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4089 21:17:55.704388  <4>[   38.806780] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4090 21:17:55.704481  <4>[   38.816204] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4091 21:17:55.704573  <4>[   38.823492] CPU: 3 PID: 1595 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4092 21:17:55.704688  <4>[   38.832428] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4093 21:17:55.704779  <4>[   38.839522] Call Trace:

 4094 21:17:55.704870  <4>[   38.842538]  dump_stack+0x77/0x9b

 4095 21:17:55.704959  <4>[   38.846527]  ___might_sleep.cold+0xa6/0xb6

 4096 21:17:55.705048  <4>[   38.851408]  exit_signals+0x1c/0x300

 4097 21:17:55.705135  <4>[   38.855687]  do_exit+0xc2/0xab0

 4098 21:17:55.705226  <4>[   38.859480]  ? ksys_write+0x68/0xf0

 4099 21:17:55.705317  <4>[   38.863655]  make_task_dead+0x2f/0x30

 4100 21:17:55.705409  <4>[   38.868029]  rewind_stack_and_make_dead+0x17/0x20

 4101 21:17:55.705497  <4>[   38.873568] RIP: 0033:0x7f0d264a6240

 4102 21:17:55.705591  <4>[   38.877846] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4103 21:17:55.705685  <4>[   38.899112] RSP: 002b:00007ffeebfe4cd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4104 21:17:55.705775  <4>[   38.907856] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f0d264a6240

 4105 21:17:55.705866  <4>[   38.916116] RDX: 000000000000000a RSI: 00007f0d2638a000 RDI: 0000000000000001

 4106 21:17:55.705956  <4>[   38.924374] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4107 21:17:55.706047  <4>[   38.932630] R10: 00007f0d263c74d0 R11: 0000000000000202 R12: 00007f0d2638a000

 4108 21:17:55.706171  <4>[   38.940888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4109 21:17:55.706273  h

 4110 21:17:55.706365  # selftests: lkdtm: UNSET_SMEP.sh

 4111 21:17:55.706457  # [   36.551774] lkdtm: Performing direct entry UNSET_SMEP

 4112 21:17:55.706549  # [   36.563588] lkdtm: trying to clear SMEP normally

 4113 21:17:55.706640  # [   36.569065] ------------[ cut here ]------------

 4114 21:17:55.706728  # [   36.574527] pinned CR4 bits changed: 0x100000!?

 4115 21:17:55.707023  # [   36.586085] WARNING: CPU: 2 PID: 1072 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60

 4116 21:17:55.707131  # [   36.596608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4117 21:17:55.707230  # [   36.657011] CPU: 2 PID: 1072 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4118 21:17:55.707334  # [   36.672164] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4119 21:17:55.707425  # [   36.679297] RIP: 0010:native_write_cr4+0x45/0x60

 4120 21:17:55.707520  # [   36.684778] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 30 4f 26 03 00 75 f2 48 c7 c7 b8 48 5c 8f c6 05 20 4f 26 03 01 e8 81 e2 11 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce f<6>[   39.076136] lkdtm: Performing direct entry EXEC_STACK

 4121 21:17:55.707614  <6>[   39.085668] lkdtm: attempting ok execution at ffffffff8d3803b0

 4122 21:17:55.707708  <6>[   39.092513] lkdtm: attempting bad execution at ffffb273022d7e18

 4123 21:17:55.707800  <2>[   39.099443] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4124 21:17:55.707892  <1>[   39.108104] BUG: unable to handle page fault for address: ffffb273022d7e18

 4125 21:17:55.707980  f 48 31 c6 48 09

 4126 21:17:55.708070  # [   36.706083] RSP: 0018:ffffb27301a37e48 EF<1>[   39.116076] #PF: supervisor instruction fetch in kernel mode

 4127 21:17:55.708182  <1>[   39.128897] #PF: error_code(0x0011) - permissions violation

 4128 21:17:55.708279  LA<GS: 00010286

 4129 21:17:55.708372  # [   36.712246] RAX: 0000000000000000 RBX: 00006>[   39.135409] PGD 100000067 P4D 100000067 PUD 10023f067 PMD 10638f067 PTE 80000001036a0063

 4130 21:17:55.708464  <4>[   39.150955] Oops: 0011 [#6] SMP PTI

 4131 21:17:55.708557  <4>[   39.155139] CPU: 3 PID: 1632 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4132 21:17:55.708646  <4>[   39.164077] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4133 21:17:55.708735  <4>[   39.171172] RIP: 0010:0xffffb273022d7e18

 4134 21:17:55.708830  <4>[   39.175838] Code: 00 00 18 7e 2d 02 73 b2 ff ff 80 87 a2 8d ff ff ff ff 20 00 00 00 00 00 00 00 ee 75 6c 8f ff ff ff ff af 88 a2 8d 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

 4135 21:17:55.708923  <4>[   39.197105] RSP: 0018:ffffb273022d7df8 EFLAGS: 00010246

 4136 21:17:55.709013  <4>[   39.203227] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4137 21:17:55.709102  <4>[   39.211484] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 4138 21:17:55.709193  <4>[   39.219742] RBP: ffffb273022d7e18 R08: 0000000000000000 R09: 0000000000000000

 4139 21:17:55.709290  <4>[   39.228001] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4140 21:17:55.709374  <4>[   39.236257] R13: ffffb273022d7f10 R14: ffffb273022d7f10 R15: ffff929a426d8000

 4141 21:17:55.709461  <4>[   39.244517] FS:  00007fd7a6e08740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4142 21:17:55.709544  <4>[   39.253841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4143 21:17:55.709629  <4>[   39.260545] CR2: ffffb273022d7e18 CR3: 0000000106dc6001 CR4: 00000000003706e0

 4144 21:17:55.709712  <4>[   39.268803] Call Trace:

 4145 21:17:55.709796  <4>[   39.271822]  ? __die_body.cold+0x1a/0x1f

 4146 21:17:55.709878  <4>[   39.276491]  ? no_context+0x177/0x380

 4147 21:17:55.709961  <4>[   39.280869]  ? exc_page_fault+0xd7/0x170

 4148 21:17:55.710046  <4>[   39.285537]  ? asm_exc_page_fault+0x1e/0x30

 4149 21:17:55.710128  <4>[   39.290499]  ? execute_location+0x45/0x56

 4150 21:17:55.710210  <4>[   39.295263]  ? lkdtm_EXEC_STACK+0x26/0x44

 4151 21:17:55.710292  <4>[   39.300027]  ? direct_entry.cold+0x2c/0x38

 4152 21:17:55.710377  <4>[   39.304881]  ? full_proxy_write+0x53/0x80

 4153 21:17:55.710461  <4>[   39.309646]  ? vfs_write+0xe7/0x3b0

 4154 21:17:55.710545  <4>[   39.313828]  ? ksys_write+0x68/0xf0

 4155 21:17:55.710627  <4>[   39.318011]  ? do_syscall_64+0x30/0x40

 4156 21:17:55.710710  <4>[   39.322474]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4157 21:17:55.710793  0000002706e0 RCX: 0000000000000000

 4158 21:17:55.711135  # [   36.726727] RDX: ffff92<4>[   39.328598] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4159 21:17:55.711236  <4>[   39.389028] CR2: ffffb273022d7e18

 4160 21:17:55.711360  <4>[   39.393016] ---[ end trace 66ef3c01d1de29c0 ]---

 4161 21:17:55.711446  <4>[   39.398460] RIP: 0010:lkdtm_BUG+0x5/0x10

 4162 21:17:55.711533  <4>[   39.403126] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4163 21:17:55.711597  <4>[   39.424408] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4164 21:17:55.711684  <4>[   39.430530] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4165 21:17:55.711770  <4>[   39.438788] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4166 21:17:55.711856  <4>[   39.447045] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4167 21:17:55.711940  <4>[   39.455303] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4168 21:17:55.712023  <4>[   39.463560] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4169 21:17:55.712107  <4>[   39.471819] FS:  00007fd7a6e08740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4170 21:17:55.712193  <4>[   39.481144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4171 21:17:55.712278  <4>[   39.487850] CR2: ffffb273022d7e18 CR3: 0000000106dc6001 CR4: 00000000003706e0

 4172 21:17:55.712360  9abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 4173 21:17:55.712445  # [   36.735018] RBP: ffffffff8f6c74c5 R08: 0000000000000000 R09: 0000000000000000

 4174 21:17:55.712530  # [   36.743281] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4175 21:17:55.712616  # [   36.751543] R13: ffffb27301a37f10 R14: ffffb27301a37f10 R15: ffff929a45a94000

 4176 21:17:55.712700  # [   36.759805] FS:  00007f10333bf740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 4177 21:17:55.712786  # [   36.769134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4178 21:17:55.712869  # [   36.775840] CR2: 00007f103339e000 CR3: 000000010626c001 CR4: 00000000003706e0

 4179 21:17:55.712950  # [   36.784101] Call Trace:

 4180 21:17:55.713031  # [   36.787122]  ? __warn+0x80/0x110

 4181 21:17:55.713114  # [   36.791043]  ? native_write_cr4+0x45/0x60

 4182 21:17:55.713199  # [   36.802019]  ? report_bug+0x9e/0xc0

 4183 21:17:55.713281  # [   36.806206]  ? handle_bug+0x41/0x90

 4184 21:17:55.713362  # [   36.810420]  ? exc_invalid_op+0x14/0x70

 4185 21:17:55.713444  # [   36.814993]  ? asm_exc_invalid_op+0x12/0x20

 4186 21:17:55.713528  # [   36.819957]  ? native_write_cr4+0x45/0x60

 4187 21:17:55.713611  # [   36.824748]  ? native_write_cr4+0x45/0x60

 4188 21:17:55.713694  # [   36.835731]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 4189 21:17:55.713775  # [   36.847099]  direct_entry.cold+0x2c/0x38

 4190 21:17:55.713858  # [   36.851770]  full_proxy_write+0x53/0x80

 4191 21:17:55.713942  # [   36.856372]  vfs_write+0xe7/0x3b0

 4192 21:17:55.714026  # [   36.860371]  k<6>[   39.604565] lkdtm: Performing direct entry EXEC_KMALLOC

 4193 21:17:55.714109  sys_write+0x68/0xf0

 4194 21:17:55.714192  # [   36.864372]  do_syscall_64+0x30/0x40

 4195 21:17:55.714274  <6>[   39.614155] lkdtm: attempting ok execution at ffffffff8d3803b0

 4196 21:17:55.714342  # [   36.868659]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4197 21:17:55.714399  # [ <6>[   39.627179] lkdtm: attempting bad execution at ffff929a426d38c0

 4198 21:17:55.714451    36.874592] RIP: 0033:0x7f10334ba240

 4199 21:17:55.714513  # [   36.878874] Code: 40<2>[   39.640290] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4200 21:17:55.714600  <1>[   39.655148] BUG: unable to handle page fault for address: ffff929a426d38c0

 4201 21:17:55.714701  <1>[   39.663118] #PF: supervisor instruction fetch in kernel mode

 4202 21:17:55.714794  <1>[   39.669732] #PF: error_code(0x0011) - permissions violation

 4203 21:17:55.714880   00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb <6>[   39.676244] PGD 11f601067 P4D 11f601067 PUD 100246063 PMD 1026f3063 PTE 80000001026d3063

 4204 21:17:55.714963  <4>[   39.691792] Oops: 0011 [#7] SMP PTI

 4205 21:17:55.715047  <4>[   39.695975] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4206 21:17:55.715134  <4>[   39.704913] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4207 21:17:55.715218  <4>[   39.712008] RIP: 0010:0xffff929a426d38c0

 4208 21:17:55.715306  <4>[   39.716667] Code: 00 00 02 00 00 00 00 00 00 00 00 3a 6d 42 9a 92 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7b fa 8f 8c 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

 4209 21:17:55.715420  <4>[   39.737931] RSP: 0018:ffffb27302367e38 EFLAGS: 00010246

 4210 21:17:55.715505  <4>[   39.744056] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4211 21:17:55.715590  <4>[   39.752307] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 4212 21:17:55.715676  <4>[   39.760568] RBP: ffff929a426d38c0 R08: 0000000000000000 R09: 0000000000000000

 4213 21:17:55.715958  <4>[   39.768826] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4214 21:17:55.716048  <4>[   39.777086] R13: ffffb27302367f10 R14: ffffb27302367f10 R15: ffff929a4624f000

 4215 21:17:55.716133  <4>[   39.785355] FS:  00007f159d965740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4216 21:17:55.716217  <4>[   39.794684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4217 21:17:55.716303  <4>[   39.801406] CR2: ffff929a426d38c0 CR3: 00000001034c6001 CR4: 00000000003706e0

 4218 21:17:55.716388  <4>[   39.809664] Call Trace:

 4219 21:17:55.716472  b7< 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48>4>[   39.812684]  ? __die_body.cold+0x1a/0x1f

 4220 21:17:55.716555  <4>[   39.823567]  ? no_context+0x177/0x380

 4221 21:17:55.716656  <4>[   39.827947]  ? exc_page_fault+0xd7/0x170

 4222 21:17:55.716743   3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4223 21:17:55.716825  <4>[   39.832617]  ? asm_exc_page_fault+0x1e/0x30

 4224 21:17:55.716906  

 4225 21:17:55.716993  #< [   36.900146] RSP: 002b:00007fff7dfe7158 EFLAGS: 00000202 OR4>[   39.843792]  ? execute_location+0x45/0x56

 4226 21:17:55.717077  <4>[   39.854772]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4227 21:17:55.717160  <4>[   39.859731]  ? direct_entry.cold+0x2c/0x38

 4228 21:17:55.717244  <4>[   39.864594]  ? full_proxy_write+0x53/0x80

 4229 21:17:55.717326  <4>[   39.869361]  ? vfs_write+0xe7/0x3b0

 4230 21:17:55.717411  IG_RAX: 0000000000000001

 4231 21:17:55.717494  # [   36.908893] RAX: ffffffffffffffda<4>[   39.873545]  ? ksys_write+0x68/0xf0

 4232 21:17:55.717578  <4>[   39.883941]  ? do_syscall_64+0x30/0x40

 4233 21:17:55.717662  <4>[   39.888415]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4234 21:17:55.717746   RBX: 000000000000000b RCX: 00007f10334ba240

 4235 21:17:55.717840  # [   36.917155] R<4>[   39.894533] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4236 21:17:55.717930  <4>[   39.954936] CR2: ffff929a426d38c0

 4237 21:17:55.718032  <4>[   39.958924] ---[ end trace 66ef3c01d1de29c1 ]---

 4238 21:17:55.718122  <4>[   39.964359] RIP: 0010:lkdtm_BUG+0x5/0x10

 4239 21:17:55.718209  <4>[   39.969026] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4240 21:17:55.718296  <4>[   39.990295] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4241 21:17:55.718381  <4>[   39.996417] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4242 21:17:55.718464  <4>[   40.004668] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4243 21:17:55.718547  <4>[   40.012928] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4244 21:17:55.718631  <4>[   40.021187] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4245 21:17:55.718721  <4>[   40.029446] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4246 21:17:55.718819  <4>[   40.037704] FS:  00007f159d965740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4247 21:17:55.718903  <4>[   40.047032] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4248 21:17:55.718986  <4>[   40.053736] CR2: ffff929a426d38c0 CR3: 00000001034c6001 CR4: 00000000003706e0

 4249 21:17:55.719072  <3>[   40.061994] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4250 21:17:55.719158  <3>[   40.072196] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1670, name: cat

 4251 21:17:55.719243  <4>[   40.080933] INFO: lockdep is turned off.

 4252 21:17:55.719377  <4>[   40.085598] irq event stamp: 0

 4253 21:17:55.719461  <4>[   40.089293] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4254 21:17:55.719545  <4>[   40.096583] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4255 21:17:55.719629  <4>[   40.105999] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4256 21:17:55.719713  <4>[   40.115414] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4257 21:17:55.719799  <4>[   40.122703] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4258 21:17:55.719883  <4>[   40.131641] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4259 21:17:55.719965  <4>[   40.138734] Call Trace:

 4260 21:17:55.720049  <4>[   40.141752]  dump_stack+0x77/0x9b

 4261 21:17:55.720135  DX: 000000000000000b RSI: 00007f103339e000 RDI: 0000000000000001<4>[   40.145742]  ___might_sleep.cold+0xa6/0xb6

 4262 21:17:55.720218  <4>[   40.156816]  exit_signals+0x1c/0x300

 4263 21:17:55.720300  <4>[   40.161096]  do_exit+0xc2/0xab0

 4264 21:17:55.720382  <4>[   40.164882]  ? ksys_write+0x68/0xf0

 4265 21:17:55.720665  <4>[   40.169064]  make_task_dead+0x2f/0x30

 4266 21:17:55.720756  <4>[   40.173441]  rewind_stack_and_make_dead+0x17/0x20

 4267 21:17:55.720839  <4>[   40.178983] RIP: 0033:0x7f159da60240

 4268 21:17:55.720899  <4>[   40.183260] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4269 21:17:55.720957  <4>[   40.204530] RSP: 002b:00007ffd6f1e3048 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4270 21:17:55.721041  <4>[   40.213267] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f159da60240

 4271 21:17:55.721129  <4>[   40.221527] RDX: 000000000000000d RSI: 00007f159d944000 RDI: 0000000000000001

 4272 21:17:55.721213  <4>[   40.229786] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000

 4273 21:17:55.721297  <4>[   40.238045] R10: 00007f159d9814d0 R11: 0000000000000202 R12: 00007f159d944000

 4274 21:17:55.721381  <4>[   40.246303] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4275 21:17:55.721438  

 4276 21:17:55.721492  # [   36.925418] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 4277 21:17:55.721544  # [   36.933680] R10: 00007f10333db4d0 R11: 0000000000000202 R12: 00007f103339e000

 4278 21:17:55.721597  # [   36.941941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4279 21:17:55.721651  # [   36.950227] irq event stamp: 0

 4280 21:17:55.721706  # [   36.953936] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4281 21:17:55.721761  # [   36.967434] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4282 21:17:55.721821  # [   36.976858] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4283 21:17:55.721907  # [   36.986284] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4284 21:17:55.721990  # [   36.993576] ---[ end trace 66ef3c01d1de29be ]---

 4285 21:17:55.722073  # [   36.999023] lkdtm: ok: SMEP did not get cleared

 4286 21:17:55.722156  # [   37.004372] lkdtm: trying to clear SMEP with call gadget

 4287 21:17:55.722239  # [   37.010597] lkdtm: ok: SMEP removal was reverted

 4288 21:17:55.722323  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4289 21:17:55.722404  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 4290 21:17:55.722486  # selftests: lkdtm: DOUBLE_FAULT.sh

 4291 21:17:55.722568  # [   37.111370] lkdtm: Performing direct entry DOUBLE_FAULT

 4292 21:17:55.722650  # [   37.121652] lkdtm: XFAIL: this test is ia32-only

 4293 21:17:55.722732  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 4294 21:17:55.722814  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 4295 21:17:55.722897  # selftests: lkdtm: CORRUPT_PAC.sh

 4296 21:17:55.722981  # [   37.250622] lkdtm: Performing direct entry CORRUPT_PAC

 4297 21:17:55.723064  # [   37.257462] lkdtm: XFAIL: this test is arm64-only

 4298 21:17:55.723146  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 4299 21:17:55.723227  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4300 21:17:55.723330  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4301 21:17:55.723399  # [   37.375318] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4302 21:17:55.723456  # [   37.388650] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4303 21:17:55.723512  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4304 21:17:55.723565  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4305 21:17:55.723617  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4306 21:17:55.723669  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4307 21:17:55.723720  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4308 21:17:55.723772  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4309 21:17:55.723827  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4310 21:17:55.723879  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4311 21:17:55.723931  # selftests: lkdtm: READ_AFTER_FREE.sh

 4312 21:17:55.723983  # [   37.568378] lkdtm: Performing direct entry READ_AFTER_FREE

 4313 21:17:55.724037  # [   37.577132] lkdtm: Value in memory before free: 12345678

 4314 21:17:55.724092  # [   37.589581] lkdtm: Attempting bad read from freed memory

 4315 21:17:55.724144  # [   37.602021] lkdtm: Memory was not poisoned

 4316 21:17:55.724199  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4317 21:17:55.724253  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4318 21:17:55.724327  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4319 21:17:55.724413  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 4320 21:17:55.724495  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4321 21:17:55.724595  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 4322 21:17:55.724687  # [   37.724689] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 4323 21:17:55.724771  # [   37.731966] lkdtm: Value in memory before free: 12345678

 4324 21:17:55.724857  # [   37.738201] lkdtm: Attempting to read from freed memory

 4325 21:17:55.724940  # [   37.744357] lkdtm: Buddy page was not poisoned

 4326 21:17:55.725023  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4327 21:17:55.725107  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4328 21:17:55.725189  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4329 21:17:55.725274  # [   37<6>[   40.553918] lkdtm: Performing direct entry EXEC_VMALLOC

 4330 21:17:55.725356  .835859] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4331 21:17:55.725642  # [   <6>[   40.564203] lkdtm: attempting ok execution at ffffffff8d3803b0

 4332 21:17:55.725731  37.843180] lkdtm: Attempting double slab free ...

 4333 21:17:55.725821  # SLAB_FREE_D<6>[   40.577233] lkdtm: attempting bad execution at ffffb27300323000

 4334 21:17:55.725905  OUBLE: missing 'call trace:': [FAIL]

 4335 21:17:55.725989  not ok 23 selftests: lkdtm<2>[   40.590343] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4336 21:17:55.726073  <1>[   40.605197] BUG: unable to handle page fault for address: ffffb27300323000

 4337 21:17:55.726156  <1>[   40.613165] #PF: supervisor instruction fetch in kernel mode

 4338 21:17:55.726238  <1>[   40.619772] #PF: error_code(0x0011) - permissions violation

 4339 21:17:55.726321  : SLAB_FREE_DOUBLE.sh # exit=1

 4340 21:17:55.726406  # selftests: lkdtm: SLAB_FREE_CR<6>[   40.626283] PGD 100000067 P4D 100000067 PUD 10023f067 PMD 1009b5067 PTE 8000000106daf063

 4341 21:17:55.726488  <4>[   40.641830] Oops: 0011 [#8] SMP PTI

 4342 21:17:55.726570  OSS.sh

 4343 21:17:55.726654  # [   37.948892] lkdtm: Performing direct entry SLAB_FRE<4>[   40.646013] CPU: 1 PID: 1707 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4344 21:17:55.726739  <4>[   40.661162] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4345 21:17:55.726823  <4>[   40.668248] RIP: 0010:0xffffb27300323000

 4346 21:17:55.726906  <4>[   40.672906] Code: Unable to access opcode bytes at RIP 0xffffb27300322fd6.

 4347 21:17:55.726997  <4>[   40.680866] RSP: 0018:ffffb27302417e38 EFLAGS: 00010246

 4348 21:17:55.727080  <4>[   40.686988] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4349 21:17:55.727165  <4>[   40.695247] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 4350 21:17:55.727248  <4>[   40.703505] RBP: ffffb27300323000 R08: 0000000000000000 R09: 0000000000000000

 4351 21:17:55.727369  <4>[   40.711765] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4352 21:17:55.727452  <4>[   40.720023] R13: ffffb27302417f10 R14: ffffb27302417f10 R15: ffff929a46daf000

 4353 21:17:55.727537  <4>[   40.728282] FS:  00007fb4ab5fd740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4354 21:17:55.727623  <4>[   40.737607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4355 21:17:55.727729  <4>[   40.744313] CR2: ffffb27300322fd6 CR3: 0000000103db8004 CR4: 00000000003706e0

 4356 21:17:55.727813  <4>[   40.752572] Call Trace:

 4357 21:17:55.727895  E_<CROSS

 4358 21:17:55.727977  # [   37.960988] lkdtm: Attempting cross-cache slab fre4>[   40.755592]  ? __die_body.cold+0x1a/0x1f

 4359 21:17:55.728059  <4>[   40.766477]  ? no_context+0x177/0x380

 4360 21:17:55.728143  e ...

 4361 21:17:55.728225  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4362 21:17:55.728306  not ok <4>[   40.770856]  ? exc_page_fault+0xd7/0x170

 4363 21:17:55.728389  <4>[   40.781733]  ? asm_exc_page_fault+0x1e/0x30

 4364 21:17:55.728473  24< selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4365 21:17:55.728557  # selftests: l4>[   40.786688]  ? execute_location+0x45/0x56

 4366 21:17:55.728639  <4>[   40.797668]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4367 21:17:55.728720  <4>[   40.802627]  ? direct_entry.cold+0x2c/0x38

 4368 21:17:55.728802  <4>[   40.807491]  ? full_proxy_write+0x53/0x80

 4369 21:17:55.728885  kdtm: SLAB_FREE_PAGE.sh

 4370 21:17:55.728968  # [   38.082054] lkdtm: Performing dire<4>[   40.812258]  ? vfs_write+0xe7/0x3b0

 4371 21:17:55.729051  <4>[   40.822652]  ? ksys_write+0x68/0xf0

 4372 21:17:55.729133  <4>[   40.826826]  ? do_syscall_64+0x30/0x40

 4373 21:17:55.729215  <4>[   40.831299]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4374 21:17:55.729296  ct entry SLAB_FREE_PAGE

 4375 21:17:55.729390  # [   38.091609] lkdtm: Attempting non-<4>[   40.837426] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4376 21:17:55.729480  <4>[   40.897837] CR2: ffffb27300323000

 4377 21:17:55.729562  <4>[   40.901825] ---[ end trace 66ef3c01d1de29c2 ]---

 4378 21:17:55.729646  <4>[   40.907269] RIP: 0010:lkdtm_BUG+0x5/0x10

 4379 21:17:55.729736  <4>[   40.911935] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4380 21:17:55.729796  <4>[   40.933207] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4381 21:17:55.729851  <4>[   40.939331] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4382 21:17:55.729903  <4>[   40.947612] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4383 21:17:55.729961  <4>[   40.955871] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4384 21:17:55.730047  <4>[   40.964130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4385 21:17:55.730326  <4>[   40.972387] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4386 21:17:55.730416  <4>[   40.980648] FS:  00007fb4ab5fd740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4387 21:17:55.730500  <4>[   40.989977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4388 21:17:55.730583  <4>[   40.996683] CR2: ffffb27300322fd6 CR3: 0000000103db8004 CR4: 00000000003706e0

 4389 21:17:55.730665  Slab slab free ...

 4390 21:17:55.730752  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4391 21:17:55.730849  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4392 21:17:55.730935  # selftests: lkdtm: SOFTLOCKUP.sh

 4393 21:17:55.731019  # Skipping SOFTLOCKUP: Hangs the system

 4394 21:17:55.731102  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4395 21:17:55.731187  # selftests: lkdtm: HARDLOCKUP.sh

 4396 21:17:55.731294  # Skipping HARDLOCKUP: Hangs the system

 4397 21:17:55.731416  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4398 21:17:55.731498  # selftests: lkdtm: SPINLOCKUP.sh

 4399 21:17:55.731581  # Skipping SPINLOCKUP: Hangs the system

 4400 21:17:55.731664  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4401 21:17:55.731747  # selftests: lkdtm: HUNG_TASK.sh

 4402 21:17:55.731829  # Skipping HUNG_TASK: Hangs the system

 4403 21:17:55.731909  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4404 21:17:55.731992  # selftests: lkdtm: EXEC_DATA.sh

 4405 21:17:55.732073  # Killed

 4406 21:17:55.732156  # [   38.354766] lkdtm: Performing direct entry EXEC_DATA

 4407 21:17:55.732240  # [   38.364583] lkdtm: attempting ok execution at ffffffff8d3803b0

 4408 21:17:55.732322  # [   38.371409] lkdtm: attempting bad execution at ffffffff9101eea0

 4409 21:17:55.732408  # [   38.384529] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4410 21:17:55.732493  # [   38.393186] BUG: unable to handle page fault for address: ffffffff9101eea0

 4411 21:17:55.732577  # [   38.401153] #PF: supervisor instruction fetch in kernel mode

 4412 21:17:55.732659  # [   38.407761] #PF: error_code(0x0011) - permissions violation

 4413 21:17:55.732742  # [   38.414273] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 800000011f4000e3 

 4414 21:17:55.732827  # [   38.422365] Oops: 0011 [#5] SMP PTI

 4415 21:17:55.732909  # [   38.426546] CPU: 3 PID: 1595 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4416 21:17:55.732994  # [   38.435484] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4417 21:17:55.733077  # [   38.442581] RIP: 0010:data_area+0x0/0x40

 4418 21:17:55.733162  # [   38.447248] Code: ff ff 00 87 17 45 9a 92 ff ff 00 86 17 45 9a 92 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

 4419 21:17:55.733249  # [   38.468507] RSP: <6>[   41.172192] lkdtm: Performing direct entry EXEC_RODATA

 4420 21:17:55.733332  0018:ffffb2730221fe48 EFLAGS: 00010246

 4421 21:17:55.733418  # [   38.474631] RAX: 00<6>[   41.179083] lkdtm: attempting ok execution at ffffffff8d3803b0

 4422 21:17:55.733500  00000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4423 21:17:55.733588  # [ <6>[   41.192132] lkdtm: attempting bad execution at ffffffff8f240840

 4424 21:17:55.733674    38.482880] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ff<2>[   41.205247] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4425 21:17:55.733757  <1>[   41.220066] BUG: unable to handle page fault for address: ffffffff8f240840

 4426 21:17:55.733840  <1>[   41.228033] #PF: supervisor instruction fetch in kernel mode

 4427 21:17:55.734697  <1>[   41.234642] #PF: error_code(0x0011) - permissions violation

 4428 21:17:55.744575  <6>[   41.241154] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 800000011d6000e1 

 4429 21:17:55.747740  <4>[   41.249222] Oops: 0011 [#9] SMP PTI

 4430 21:17:55.757468  <4>[   41.253408] CPU: 0 PID: 1744 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4431 21:17:55.763927  <4>[   41.262355] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4432 21:17:55.770843  <4>[   41.269452] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4433 21:17:55.790499  <4>[   41.275485] Code: ff ff 1f 9d a2 8d ff ff ff ff 3a 78 6c 8f ff ff ff ff 65 84 a2 8d 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

 4434 21:17:55.797238  <4>[   41.296745] RSP: 0018:ffffb273024c7e48 EFLAGS: 00010246

 4435 21:17:55.803667  <4>[   41.302869] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4436 21:17:55.813631  <4>[   41.311129] RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 4437 21:17:55.823610  <4>[   41.319389] RBP: ffffffff8f240840 R08: 0000000000000000 R09: 0000000000000000

 4438 21:17:55.830188  <4>[   41.327669] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4439 21:17:55.839749  <4>[   41.335929] R13: ffffb273024c7f10 R14: ffffb273024c7f10 R15: ffff929a459d5000

 4440 21:17:55.846659  <4>[   41.344189] FS:  00007f651c94a740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4441 21:17:55.853202  <4>[   41.353516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4442 21:17:55.863194  <4>[   41.360223] CR2: ffffffff8f240840 CR3: 0000000106304004 CR4: 00000000003706f0

 4443 21:17:55.866305  <4>[   41.368482] Call Trace:

 4444 21:17:55.869506  <4>[   41.371502]  ? __die_body.cold+0x1a/0x1f

 4445 21:17:55.875973  <4>[   41.376175]  ? no_context+0x177/0x380

 4446 21:17:55.879364  <4>[   41.380544]  ? exc_page_fault+0xd7/0x170

 4447 21:17:55.885962  <4>[   41.385217]  ? asm_exc_page_fault+0x1e/0x30

 4448 21:17:55.889016  <4>[   41.390180]  ? execute_location+0x45/0x56

 4449 21:17:55.892629  <4>[   41.394940]  ? direct_entry.cold+0x2c/0x38

 4450 21:17:55.899103  <4>[   41.399803]  ? full_proxy_write+0x53/0x80

 4451 21:17:55.902456  <4>[   41.404573]  ? vfs_write+0xe7/0x3b0

 4452 21:17:55.905766  <4>[   41.408746]  ? ksys_write+0x68/0xf0

 4453 21:17:55.912000  <4>[   41.412919]  ? do_syscall_64+0x30/0x40

 4454 21:17:55.918867  <4>[   41.417411]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4455 21:17:55.971674  <4>[   41.423535] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4456 21:17:55.974738  <4>[   41.477750] CR2: ffffffff8f240840

 4457 21:17:55.981349  <4>[   41.481737] ---[ end trace 66ef3c01d1de29c3 ]---

 4458 21:17:55.984891  <4>[   41.487179] RIP: 0010:lkdtm_BUG+0x5/0x10

 4459 21:17:56.007607  <4>[   41.491845] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4460 21:17:56.014065  <4>[   41.513114] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4461 21:17:56.020827  <4>[   41.519236] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4462 21:17:56.030815  <4>[   41.527493] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4463 21:17:56.037097  <4>[   41.535750] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4464 21:17:56.047264  <4>[   41.544007] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4465 21:17:56.053912  <4>[   41.552266] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4466 21:17:56.063743  <4>[   41.560525] FS:  00007f651c94a740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4467 21:17:56.070242  <4>[   41.569851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4468 21:17:56.080390  <4>[   41.576555] CR2: ffffffff8f240840 CR3: 0000000106304004 CR4: 00000000003706f0

 4469 21:17:56.090400  <3>[   41.584813] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4470 21:17:56.096441  <3>[   41.595014] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1744, name: cat

 4471 21:17:56.103567  <4>[   41.603757] INFO: lockdep is turned off.

 4472 21:17:56.106698  <4>[   41.608422] irq event stamp: 0

 4473 21:17:56.113007  <4>[   41.612118] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4474 21:17:56.122785  <4>[   41.619405] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4475 21:17:56.132696  <4>[   41.628831] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4476 21:17:56.139796  <4>[   41.638253] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4477 21:17:56.149556  <4>[   41.645542] CPU: 0 PID: 1744 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4478 21:17:56.156025  <4>[   41.654480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4479 21:17:56.159247  <4>[   41.661574] Call Trace:

 4480 21:17:56.162928  <4>[   41.664592]  dump_stack+0x77/0x9b

 4481 21:17:56.166032  <4>[   41.668581]  ___might_sleep.cold+0xa6/0xb6

 4482 21:17:56.172466  <4>[   41.673445]  exit_signals+0x1c/0x300

 4483 21:17:56.175880  <4>[   41.677726]  do_exit+0xc2/0xab0

 4484 21:17:56.179399  <4>[   41.681520]  ? ksys_write+0x68/0xf0

 4485 21:17:56.186044  <4>[   41.685694]  make_task_dead+0x2f/0x30

 4486 21:17:56.189102  <4>[   41.690071]  rewind_stack_and_make_dead+0x17/0x20

 4487 21:17:56.192454  <4>[   41.695614] RIP: 0033:0x7f651ca45240

 4488 21:17:56.215579  <4>[   41.699892] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4489 21:17:56.225289  <4>[   41.721164] RSP: 002b:00007ffe4301bc48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4490 21:17:56.231993  <4>[   41.729908] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f651ca45240

 4491 21:17:56.241747  <4>[   41.738167] RDX: 000000000000000c RSI: 00007f651c929000 RDI: 0000000000000001

 4492 21:17:56.248666  <4>[   41.746426] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 4493 21:17:56.258492  <4>[   41.754683] R10: 00007f651c9664d0 R11: 0000000000000202 R12: 00007f651c929000

 4494 21:17:56.264747  <4>[   41.762941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4495 21:17:56.268357  ff929abad9bf50

 4496 21:17:56.274604  # [   38.491137] RBP: ffffffff9101eea0 R08: 0000000000000000 R09: 0000000000000000

 4497 21:17:56.284701  # [   38.499408] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4498 21:17:56.291585  # [   38.507665] R13: ffffb2730221ff10 R14: ffffb2730221ff10 R15: ffff929a46026000

 4499 21:17:56.301266  # [   38.515923] FS:  00007f0d263ab740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4500 21:17:56.307767  # [   38.525248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4501 21:17:56.314203  # [   38.531951] CR2: ffffffff9101eea0 CR3: 0000000102652001 CR4: 00000000003706e0

 4502 21:17:56.317781  # [   38.540210] Call Trace:

 4503 21:17:56.324213  # [   38.543229]  ? __die_body.cold+0x1a/0x1f

 4504 21:17:56.327250  # [   38.547897]  ? no_context+0x177/0x380

 4505 21:17:56.330805  # [   38.552275]  ? exc_page_fault+0xd7/0x170

 4506 21:17:56.337251  # [   38.556943]  ? asm_exc_page_fault+0x1e/0x30

 4507 21:17:56.340471  # [   38.561905]  ? execute_location+0x45/0x56

 4508 21:17:56.347355  # [   38.566668]  ? direct_entry.cold+0x2c/0x38

 4509 21:17:56.350958  # [   38.571532]  ? full_proxy_write+0x53/0x80

 4510 21:17:56.353796  # [   38.576297]  ? vfs_write+0xe7/0x3b0

 4511 21:17:56.357355  # [   38.580479]  ? ksys_write+0x68/0xf0

 4512 21:17:56.363723  # [   38.584652]  ? do_syscall_64+0x30/0x40

 4513 21:17:56.370296  # [   38.589124]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4514 21:17:56.409480  # [   38.595249] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd<6>[   41.905110] lkdtm: Performing direct entry EXEC_USERSPACE

 4515 21:17:56.416034  <6>[   41.914353] lkdtm: attempting ok execution at ffffffff8d3803b0

 4516 21:17:56.429439  _soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_e<6>[   41.921186] lkdtm: attempting bad execution at 00007f79b6d9b000

 4517 21:17:56.436280  <2>[   41.934299] unable to execute userspace code (SMEP?) (uid: 0)

 4518 21:17:56.442749  <1>[   41.941014] BUG: unable to handle page fault for address: 00007f79b6d9b000

 4519 21:17:56.449437  <1>[   41.948982] #PF: supervisor instruction fetch in kernel mode

 4520 21:17:56.456030  <1>[   41.955591] #PF: error_code(0x0011) - permissions violation

 4521 21:17:56.472330  c_<dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine re6>[   41.962102] PGD 800000010692c067 P4D 800000010692c067 PUD 106e08067 PMD 1034ca067 PTE 10b8d3067

 4522 21:17:56.475782  <4>[   41.978326] Oops: 0011 [#10] SMP PTI

 4523 21:17:56.485303  <4>[   41.982608] CPU: 3 PID: 1781 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4524 21:17:56.492094  <4>[   41.991547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4525 21:17:56.498621  <4>[   41.998640] RIP: 0010:0x7f79b6d9b000

 4526 21:17:56.505152  <4>[   42.002919] Code: Unable to access opcode bytes at RIP 0x7f79b6d9afd6.

 4527 21:17:56.511786  <4>[   42.010497] RSP: 0018:ffffb2730253fe50 EFLAGS: 00010246

 4528 21:17:56.518850  <4>[   42.016620] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4529 21:17:56.528296  <4>[   42.024877] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 4530 21:17:56.534957  <4>[   42.033134] RBP: 00007f79b6d9b000 R08: 0000000000000000 R09: 0000000000000000

 4531 21:17:56.544643  <4>[   42.041413] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4532 21:17:56.551742  <4>[   42.049670] R13: ffffb2730253ff10 R14: ffffb2730253ff10 R15: ffff929a4274c000

 4533 21:17:56.561528  <4>[   42.057929] FS:  00007f79b6bb4740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4534 21:17:56.567934  <4>[   42.067245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4535 21:17:56.577898  <4>[   42.073950] CR2: 00007f79b6d9b000 CR3: 00000001027bc001 CR4: 00000000003706e0

 4536 21:17:56.578007  <4>[   42.082209] Call Trace:

 4537 21:17:56.584592  <4>[   42.085228]  ? __die_body.cold+0x1a/0x1f

 4538 21:17:56.587652  <4>[   42.089895]  ? no_context+0x177/0x380

 4539 21:17:56.594433  <4>[   42.094273]  ? exc_page_fault+0x53/0x170

 4540 21:17:56.597378  <4>[   42.098940]  ? asm_exc_page_fault+0x1e/0x30

 4541 21:17:56.604056  <4>[   42.103902]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4542 21:17:56.607327  <4>[   42.109538]  ? direct_entry.cold+0x2c/0x38

 4543 21:17:56.613888  <4>[   42.114413]  ? full_proxy_write+0x53/0x80

 4544 21:17:56.617407  <4>[   42.119176]  ? vfs_write+0xe7/0x3b0

 4545 21:17:56.620815  <4>[   42.123359]  ? ksys_write+0x68/0xf0

 4546 21:17:56.627336  <4>[   42.127541]  ? do_syscall_64+0x30/0x40

 4547 21:17:56.633920  <4>[   42.132012]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4548 21:17:56.693650  gmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight corebo<4>[   42.138137] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4549 21:17:56.696782  <4>[   42.198567] CR2: 00007f79b6d9b000

 4550 21:17:56.703880  <4>[   42.202544] ---[ end trace 66ef3c01d1de29c4 ]---

 4551 21:17:56.706950  <4>[   42.207987] RIP: 0010:lkdtm_BUG+0x5/0x10

 4552 21:17:56.730220  <4>[   42.212653] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4553 21:17:56.733690  <4>[   42.233920] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4554 21:17:56.742820  <4>[   42.240042] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4555 21:17:56.753101  <4>[   42.248300] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4556 21:17:56.759621  <4>[   42.256557] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4557 21:17:56.769755  <4>[   42.264814] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4558 21:17:56.776232  <4>[   42.273072] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4559 21:17:56.785704  <4>[   42.281329] FS:  00007f79b6bb4740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4560 21:17:56.788871  ot_table chromeos_pstore

 4561 21:17:56.799089  # [   38.655678] CR2: ffffffff9101eea0<4>[   42.290681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4562 21:17:56.805635  <4>[   42.303596] CR2: 00007f79b6d9b000 CR3: 00000001027bc001 CR4: 00000000003706e0

 4563 21:17:56.806442  

 4564 21:17:56.812260  # [   38.659664] ---[ end trace 66ef3c01d1de29bf ]---

 4565 21:17:56.815758  # [   38.665108] RIP: 0010:lkdtm_BUG+0x5/0x10

 4566 21:17:56.838703  # [   38.669774] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4567 21:17:56.845020  # [   38.691042] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4568 21:17:56.852086  # [   38.697163] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4569 21:17:56.861595  # [   38.705421] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4570 21:17:56.868464  # [   38.713678] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4571 21:17:56.875006  # [   38.721935] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4572 21:17:56.885062  # [   38.730192] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4573 21:17:56.894320  # [   38.738448] FS:  00007f0d263ab740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4574 21:17:56.900833  # [   38.747774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4575 21:17:56.907343  # [   38.754480] CR2: ffffffff9101eea0 CR3: 0000000102652001 CR4: 00000000003706e0

 4576 21:17:56.917340  # [   38.762739] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4577 21:17:56.927452  # [   38.772938] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1595, name: cat

 4578 21:17:56.931192  # [   38.781680] INFO: lockdep is turned off.

 4579 21:17:56.934254  # [   38.786357] irq event stamp: 0

 4580 21:17:56.943843  # [   38.790053] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4581 21:17:56.950218  # [   38.797357] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4582 21:17:56.960303  # [   38.806780] softirqs last  enable<6>[   42.456965] lkdtm: Performing direct entry EXEC_NULL

 4583 21:17:56.967029  d at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4584 21:17:56.973579  # [   <6>[   42.466936] lkdtm: attempting ok execution at ffffffff8d3803b0

 4585 21:17:56.987151  38.816204] softirqs last disabled at (0): [<0000000000000000>] 0<6>[   42.479960] lkdtm: attempting bad execution at 0000000000000000

 4586 21:17:56.987445  x0

 4587 21:17:57.003222  # [   38.823492] CPU: 3 PID: 1595 Comm: cat Tainted: G      <1>[   42.493104] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4588 21:17:57.009866  <1>[   42.507367] #PF: supervisor instruction fetch in kernel mode

 4589 21:17:57.013185  <1>[   42.513974] #PF: error_code(0x0010) - not-present page

 4590 21:17:57.016656  <6>[   42.519998] PGD 0 P4D 0 

 4591 21:17:57.023160  <4>[   42.523114] Oops: 0010 [#11] SMP PTI

 4592 21:17:57.029508  <4>[   42.527407] CPU: 0 PID: 1818 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4593 21:17:57.039629  <4>[   42.536356] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4594 21:17:57.043092  <4>[   42.543452] RIP: 0010:0x0

 4595 21:17:57.049522  <4>[   42.546662] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4596 21:17:57.056148  <4>[   42.554630] RSP: 0018:ffffb273024c7e48 EFLAGS: 00010246

 4597 21:17:57.063080  <4>[   42.560752] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4598 21:17:57.072677  <4>[   42.569009] RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 4599 21:17:57.079364  <4>[   42.577268] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4600 21:17:57.088862  <4>[   42.585527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4601 21:17:57.095969  <4>[   42.593784] R13: ffffb273024c7f10 R14: ffffb273024c7f10 R15: ffff929a46d03000

 4602 21:17:57.105570  <4>[   42.602044] FS:  00007fdaec77c740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4603 21:17:57.112449  <4>[   42.611372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4604 21:17:57.122210  <4>[   42.618077] CR2: ffffffffffffffd6 CR3: 00000001060aa003 CR4: 00000000003706f0

 4605 21:17:57.125515  <4>[   42.626334] Call Trace:

 4606 21:17:57.128709  <4>[   42.629380]  ? __die_body.cold+0x1a/0x1f

 4607 21:17:57.131969  <4>[   42.634074]  ? no_context+0x177/0x380

 4608 21:17:57.138465  <4>[   42.638452]  ? exc_page_fault+0x53/0x170

 4609 21:17:57.142029  <4>[   42.643124]  ? asm_exc_page_fault+0x1e/0x30

 4610 21:17:57.148453  <4>[   42.648086]  execute_location+0x45/0x56

 4611 21:17:57.151772  <4>[   42.652661]  direct_entry.cold+0x2c/0x38

 4612 21:17:57.155016  <4>[   42.657321]  full_proxy_write+0x53/0x80

 4613 21:17:57.161687  <4>[   42.661898]  vfs_write+0xe7/0x3b0

 4614 21:17:57.164896  <4>[   42.665878]  ksys_write+0x68/0xf0

 4615 21:17:57.167943  <4>[   42.669867]  do_syscall_64+0x30/0x40

 4616 21:17:57.174602  <4>[   42.674146]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4617 21:17:57.178430  <4>[   42.680075] RIP: 0033:0x7fdaec877240

 4618 21:17:57.201114  <4>[   42.684359] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4619 21:17:57.208164  <4>[   42.705630] RSP: 002b:00007ffeb3f1d2e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4620 21:17:57.217596  <4>[   42.714375] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fdaec877240

 4621 21:17:57.224256  <4>[   42.722633] RDX: 000000000000000a RSI: 00007fdaec75b000 RDI: 0000000000000001

 4622 21:17:57.234095  <4>[   42.730893] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4623 21:17:57.240608  <4>[   42.739153] R10: 00007fdaec7984d0 R11: 0000000000000202 R12: 00007fdaec75b000

 4624 21:17:57.250566  <4>[   42.747412] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4625 21:17:57.303063  <4>[   42.755674] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4626 21:17:57.309635  <4>[   42.809892] CR2: 0000000000000000

 4627 21:17:57.313050  <4>[   42.813881] ---[ end trace 66ef3c01d1de29c5 ]---

 4628 21:17:57.319406  <4>[   42.819326] RIP: 0010:lkdtm_BUG+0x5/0x10

 4629 21:17:57.339069  <4>[   42.824022] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4630 21:17:57.345488  <4>[   42.845290] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4631 21:17:57.355753  <4>[   42.851411] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4632 21:17:57.362268  <4>[   42.859669] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4633 21:17:57.372542  <4>[   42.867927] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4634 21:17:57.378695  <4>[   42.876185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4635 21:17:57.388694  <4>[   42.884444] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4636 21:17:57.395692  <4>[   42.892705] FS:  00007fdaec77c740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 4637 21:17:57.401978  <4>[   42.902031] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4638 21:17:57.411732  <4>[   42.908737] CR2: ffffffffffffffd6 CR3: 00000001060aa003 CR4: 00000000003706f0

 4639 21:17:57.421754  <3>[   42.916996] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4640 21:17:57.431391  <3>[   42.927198] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1818, name: cat

 4641 21:17:57.435119  <4>[   42.935942] INFO: lockdep is turned off.

 4642 21:17:57.437975  <4>[   42.940608] irq event stamp: 0

 4643 21:17:57.444683  <4>[   42.944303] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4644 21:17:57.454853  <4>[   42.951592] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4645 21:17:57.464279  <4>[   42.961007] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4646 21:17:57.471285  <4>[   42.970430] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4647 21:17:57.480735  <4>[   42.977718] CPU: 0 PID: 1818 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4648 21:17:57.487910  <4>[   42.986657] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4649 21:17:57.491104  <4>[   42.993750] Call Trace:

 4650 21:17:57.494431  <4>[   42.996768]  dump_stack+0x77/0x9b

 4651 21:17:57.500513  <4>[   43.000764]  ___might_sleep.cold+0xa6/0xb6

 4652 21:17:57.503887  <4>[   43.005627]  exit_signals+0x1c/0x300

 4653 21:17:57.507362  <4>[   43.009907]  do_exit+0xc2/0xab0

 4654 21:17:57.514031  <4>[   43.013693]  ? ksys_write+0x68/0xf0

 4655 21:17:57.516932  <4>[   43.017866]  make_task_dead+0x2f/0x30

 4656 21:17:57.523652  <4>[   43.022234]  rewind_stack_and_make_dead+0x17/0x20

 4657 21:17:57.527243  <4>[   43.027766] RIP: 0033:0x7fdaec877240

 4658 21:17:57.546931  <4>[   43.032044] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4659 21:17:57.556794  <4>[   43.053318] RSP: 002b:00007ffeb3f1d2e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4660 21:17:57.563487  <4>[   43.062063] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fdaec877240

 4661 21:17:57.573205  <4>[   43.070324] RDX: 000000000000000a RSI: 00007fdaec75b000 RDI: 0000000000000001

 4662 21:17:57.579759  <4>[   43.078584] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4663 21:17:57.590201  <4>[   43.086843] R10: 00007fdaec7984d0 R11: 0000000000000202 R12: 00007fdaec75b000

 4664 21:17:57.596672  <4>[   43.095103] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4665 21:17:57.599579  D W         5.10.216-cip46 #1

 4666 21:17:57.609487  # [   38.832428] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4667 21:17:57.609947  # [   38.839522] Call Trace:

 4668 21:17:57.616042  # [   38.842538]  dump_stack+0x77/0x9b

 4669 21:17:57.619541  # [   38.846527]  ___might_sleep.cold+0xa6/0xb6

 4670 21:17:57.622840  # [   38.851408]  exit_signals+0x1c/0x300

 4671 21:17:57.626012  # [   38.855687]  do_exit+0xc2/0xab0

 4672 21:17:57.632454  # [   38.859480]  ? ksys_write+0x68/0xf0

 4673 21:17:57.636202  # [   38.863655]  make_task_dead+0x2f/0x30

 4674 21:17:57.642644  # [   38.868029]  rewind_stack_and_make_dead+0x17/0x20

 4675 21:17:57.646075  # [   38.873568] RIP: 0033:0x7f0d264a6240

 4676 21:17:57.665566  # [   38.877846] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4677 21:17:57.675419  # [   38.899112] RSP: 002b:00007ffeebfe4cd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4678 21:17:57.682399  # [   38.907856] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f0d264a6240

 4679 21:17:57.691657  # [   38.916116] RDX: 000000000000000a RSI: 00007f0d2638a000 RDI: 0000000000000001

 4680 21:17:57.698480  # [   38.924374] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4681 21:17:57.708491  # [   38.932630] R10: 00007f0d263c74d0 R11: 0000000000000202 R12: 00007f0d2638a000

 4682 21:17:57.715086  # [   38.940888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4683 21:17:57.718421  # EXEC_DATA: saw 'call trace:': ok

 4684 21:17:57.721475  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4685 21:17:57.728074  # selftests: lkdtm: EXEC_STACK.sh

 4686 21:17:57.728488  # Killed

 4687 21:17:57.734705  # [   39.076136] lkdtm: Performing direct entry EXEC_STACK

 4688 21:17:57.741246  # [   39.085668] lkdtm: attempting ok execution at ffffffff8d3803b0

 4689 21:17:57.747635  # [   39.092513] lkdtm: attempting bad execution at ffffb273022d7e18

 4690 21:17:57.754280  # [   39.099443] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4691 21:17:57.764261  # [   39.108104] BUG: unable to handle page fault for address: ffffb273022d7e18

 4692 21:17:57.770773  # [   39.116076] #PF: supervisor instruction fetch in kernel mode

 4693 21:17:57.777657  # [   39.128897] #PF: error_code(0x0011) - permissions violation

 4694 21:17:57.784143  # [   39.135409] PGD <6>[   43.282221] lkdtm: Performing direct entry ACCESS_USERSPACE

 4695 21:17:57.790545  <6>[   43.290223] lkdtm: attempting bad read at 00007f3a31f60000

 4696 21:17:57.807158  100000067 P4D 100000067 PUD 10023f067 PMD 10638f067 PTE 80000001<1>[   43.296671] BUG: unable to handle page fault for address: 00007f3a31f60000

 4697 21:17:57.810239  <1>[   43.310830] #PF: supervisor read access in kernel mode

 4698 21:17:57.813741  036a0063

 4699 21:17:57.816694  # [   39.150955] Oops: 0011 [#6] SMP PTI

 4700 21:17:57.823178  # [   39.155<1>[   43.316859] #PF: error_code(0x0001) - permissions violation

 4701 21:17:57.840009  13<9] CPU: 3 PID: 1632 Comm: cat Tainted: G      D W         5.106>[   43.329583] PGD 80000001036b4067 P4D 80000001036b4067 PUD 1034cd067 PMD 102ab2067 PTE 10ee59067

 4702 21:17:57.842807  <4>[   43.345809] Oops: 0001 [#12] SMP PTI

 4703 21:17:57.853102  <4>[   43.350090] CPU: 2 PID: 1855 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4704 21:17:57.859595  <4>[   43.359030] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4705 21:17:57.866435  <4>[   43.366126] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4706 21:17:57.889390  <4>[   43.372637] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 58 85 6c 8f e8 c4 d6 fb ff 48 c7 c7 80 85 6c 8f b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 ab d6 fb ff 48 89 ee 48 c7 c7 a8 85 6c

 4707 21:17:57.896216  <4>[   43.393904] RSP: 0018:ffffb27302657e48 EFLAGS: 00010246

 4708 21:17:57.902605  <4>[   43.400026] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4709 21:17:57.912377  <4>[   43.408285] RDX: 0000000000000000 RSI: ffff929abad1bf50 RDI: ffffffff8f6c8580

 4710 21:17:57.918731  <4>[   43.416545] RBP: 00007f3a31f60000 R08: 0000000000000000 R09: 0000000000000000

 4711 21:17:57.928939  <4>[   43.424805] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4712 21:17:57.935493  <4>[   43.433064] R13: ffffb27302657f10 R14: ffffb27302657f10 R15: ffff929a42ab8000

 4713 21:17:57.945295  <4>[   43.441325] FS:  00007f3a31d79740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 4714 21:17:57.952143  <4>[   43.450654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4715 21:17:57.961884  <4>[   43.457360] CR2: 00007f3a31f60000 CR3: 0000000105bba002 CR4: 00000000003706e0

 4716 21:17:57.962454  <4>[   43.465617] Call Trace:

 4717 21:17:57.968580  <4>[   43.468637]  ? __die_body.cold+0x1a/0x1f

 4718 21:17:57.971836  <4>[   43.473307]  ? no_context+0x177/0x380

 4719 21:17:57.974974  .216-cip46 #1

 4720 21:17:57.984500  # [   39.164077] Hardware name: Google Rammus/Ram<4>[   43.477687]  ? exc_page_fault+0x53/0x170

 4721 21:17:57.988203  <4>[   43.488563]  ? asm_exc_page_fault+0x1e/0x30

 4722 21:17:57.994259  <4>[   43.493525]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4723 21:17:58.001191  <4>[   43.499358]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4724 21:17:58.004788  <4>[   43.505189]  direct_entry.cold+0x2c/0x38

 4725 21:17:58.008153  <4>[   43.509858]  full_proxy_write+0x53/0x80

 4726 21:17:58.014555  <4>[   43.514429]  vfs_write+0xe7/0x3b0

 4727 21:17:58.017632  <4>[   43.518418]  ksys_write+0x68/0xf0

 4728 21:17:58.021436  <4>[   43.522417]  do_syscall_64+0x30/0x40

 4729 21:17:58.027877  <4>[   43.526696]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4730 21:17:58.030909  <4>[   43.532624] RIP: 0033:0x7f3a31e74240

 4731 21:17:58.053893  <4>[   43.536903] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4732 21:17:58.060789  <4>[   43.558164] RSP: 002b:00007ffea0dbfc08 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4733 21:17:58.070724  <4>[   43.566909] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f3a31e74240

 4734 21:17:58.077329  <4>[   43.575168] RDX: 0000000000000011 RSI: 00007f3a31d58000 RDI: 0000000000000001

 4735 21:17:58.086764  <4>[   43.583426] RBP: 0000000000000011 R08: 00000000ffffffff R09: 0000000000000000

 4736 21:17:58.093355  <4>[   43.591686] R10: 00007f3a31d954d0 R11: 0000000000000202 R12: 00007f3a31d58000

 4737 21:17:58.103380  <4>[   43.599945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4738 21:17:58.106976  mus, BIOS  09/04/2020

 4739 21:17:58.162599  # [   39.171172] RIP: 0010:0xffffb273022d<4>[   43.608205] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4740 21:17:58.166026  <4>[   43.668640] CR2: 00007f3a31f60000

 4741 21:17:58.172588  <4>[   43.672626] ---[ end trace 66ef3c01d1de29c6 ]---

 4742 21:17:58.175913  <4>[   43.678069] RIP: 0010:lkdtm_BUG+0x5/0x10

 4743 21:17:58.199077  <4>[   43.682736] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4744 21:17:58.205899  <4>[   43.704003] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4745 21:17:58.211891  <4>[   43.710125] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4746 21:17:58.221702  <4>[   43.718383] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4747 21:17:58.228742  <4>[   43.726640] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4748 21:17:58.238345  <4>[   43.734898] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4749 21:17:58.245259  <4>[   43.743157] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4750 21:17:58.255339  <4>[   43.751415] FS:  00007f3a31d79740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 4751 21:17:58.261625  <4>[   43.760740] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4752 21:17:58.271693  <4>[   43.767445] CR2: 00007f3a31f60000 CR3: 0000000105bba002 CR4: 00000000003706e0

 4753 21:17:58.272157  7e18

 4754 21:17:58.291155  # [   39.175838] Code: 00 00 18 7e 2d 02 73 b2 ff ff 80 87 a2 8d ff ff ff ff 20 00 00 00 00 00 00 00 ee 75 6c 8f ff ff ff ff af 88 a2 8d 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

 4755 21:17:58.297777  # [   39.197105] RSP: 0018:ffffb273022d7df8 EFLAGS: 00010246

 4756 21:17:58.307707  # [   39.203227] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4757 21:17:58.314505  # [   39.211484] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 4758 21:17:58.324201  # [   39.219742] RBP: ffffb273022d7e18 R08: 0000000000000000 R09: 0000000000000000

 4759 21:17:58.330825  # [   39.228001] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4760 21:17:58.340720  # [   39.236257] R13: ffffb273022d7f10 R14: ffffb273022d7f10 R15: ffff929a426d8000

 4761 21:17:58.347168  # [   39.244517] FS:  00007fd7a6e08740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4762 21:17:58.353769  # [   39.253841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4763 21:17:58.363598  # [   39.260545] CR2: ffffb273022d7e18 CR3: 0000000106dc6001 CR4: 00000000003706e0

 4764 21:17:58.367056  # [   39.268803] Call Trace:

 4765 21:17:58.370210  # [   39.271822]  ? __die_body.cold+0x1a/0x1f

 4766 21:17:58.373725  # [   39.276491]  ? no_context+0x177/0x380

 4767 21:17:58.380072  # [   39.280869]  ? exc_page_fault+0xd7/0x170

 4768 21:17:58.383749  # [   39.285537]  ? asm_exc_page_fault+0x1e/0x30

 4769 21:17:58.389911  # [   39.290499]  ? execute_location+0x45/0x56

 4770 21:17:58.393251  # [   39.295263]  ? lkdtm_EXEC_STACK+0x26/0x44

 4771 21:17:58.396876  # [   39.300027]  ? direct_entry.cold+0x2c/0x38

 4772 21:17:58.403106  # [   39.304881]  ? full_proxy_write+0x53/0x80

 4773 21:17:58.406709  # [   39.309646]  ? vfs_write+0xe7/0x3b0

 4774 21:17:58.413204  # <6>[   43.908648] lkdtm: Performing direct entry ACCESS_NULL

 4775 21:17:58.416513  [   39.313828]  ? ksys_write+0x68/0xf0

 4776 21:17:58.426185  # [   39.318011]  ? do_s<6>[   43.918582] lkdtm: attempting bad read at 0000000000000000

 4777 21:17:58.426646  yscall_64+0x30/0x40

 4778 21:17:58.439691  # [   39.322474]  ? entry_SYSCALL_64_after_<1>[   43.931234] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4779 21:17:58.446243  <1>[   43.945487] #PF: supervisor read access in kernel mode

 4780 21:17:58.449100  hwframe+0x67/0xcc

 4781 21:17:58.459236  # [   39.328598] Modules linked in: fuse ip_t<1>[   43.951515] #PF: error_code(0x0000) - not-present page

 4782 21:17:58.462754  <6>[   43.963755] PGD 0 P4D 0 

 4783 21:17:58.472654  ables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core ind<4>[   43.966874] Oops: 0000 [#13] SMP PTI

 4784 21:17:58.482520  <4>[   43.977365] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4785 21:17:58.495343  ustrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugf<4>[   43.986304] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4786 21:17:58.499001  <4>[   43.999615] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4787 21:17:58.528111  s cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev <4>[   44.005157] Code: 68 d6 fb ff be 00 10 00 00 48 89 ef e8 c6 f4 0d ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 58 85 6c 8f e8 42 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 80 85 6c 8f 48 01

 4788 21:17:58.531307  <4>[   44.032636] RSP: 0018:ffffb27302737e58 EFLAGS: 00010246

 4789 21:17:58.541425  <4>[   44.038758] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4790 21:17:58.547840  <4>[   44.047018] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 4791 21:17:58.557992  <4>[   44.055277] RBP: ffffffff8f6c7649 R08: 0000000000000000 R09: 0000000000000000

 4792 21:17:58.564510  <4>[   44.063527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4793 21:17:58.574601  <4>[   44.071785] R13: ffffb27302737f10 R14: ffffb27302737f10 R15: ffff929a46388000

 4794 21:17:58.584730  <4>[   44.080045] FS:  00007ff3e08a7740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4795 21:17:58.590956  <4>[   44.089363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4796 21:17:58.597518  <4>[   44.096068] CR2: 0000000000000000 CR3: 00000001063bc006 CR4: 00000000003706e0

 4797 21:17:58.600521  <4>[   44.104324] Call Trace:

 4798 21:17:58.613789  cr<os_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc 4>[   44.107362]  ? __die_body.cold+0x1a/0x1f

 4799 21:17:58.617254  <4>[   44.118245]  ? no_context+0x177/0x380

 4800 21:17:58.626988  cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 i<4>[   44.122625]  ? exc_page_fault+0x53/0x170

 4801 21:17:58.633548  <4>[   44.133500]  ? asm_exc_page_fault+0x1e/0x30

 4802 21:17:58.636890  <4>[   44.138460]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4803 21:17:58.650265  wlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi<4>[   44.143322]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4804 21:17:58.653255  <4>[   44.154406]  direct_entry.cold+0x2c/0x38

 4805 21:17:58.656936  <4>[   44.159074]  full_proxy_write+0x53/0x80

 4806 21:17:58.666468   videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbp<4>[   44.163647]  vfs_write+0xe7/0x3b0

 4807 21:17:58.673675  <4>[   44.173844]  ksys_write+0x68/0xf0

 4808 21:17:58.677129  <4>[   44.177825]  do_syscall_64+0x30/0x40

 4809 21:17:58.683524  <4>[   44.182102]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4810 21:17:58.686853  <4>[   44.188033] RIP: 0033:0x7ff3e09a2240

 4811 21:17:58.706608  <4>[   44.192311] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4812 21:17:58.715918  <4>[   44.213570] RSP: 002b:00007ffdf8371378 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4813 21:17:58.725884  <4>[   44.222305] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff3e09a2240

 4814 21:17:58.732811  <4>[   44.230563] RDX: 000000000000000c RSI: 00007ff3e0886000 RDI: 0000000000000001

 4815 21:17:58.742693  <4>[   44.238820] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 4816 21:17:58.749290  <4>[   44.247079] R10: 00007ff3e08c34d0 R11: 0000000000000202 R12: 00007ff3e0886000

 4817 21:17:58.759068  <4>[   44.255328] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4818 21:17:58.765368  d_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4819 21:17:58.818377  <4>[   44.263589] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4820 21:17:58.821385  <4>[   44.323985] CR2: 0000000000000000

 4821 21:17:58.827941  <4>[   44.327971] ---[ end trace 66ef3c01d1de29c7 ]---

 4822 21:17:58.831540  <4>[   44.333415] RIP: 0010:lkdtm_BUG+0x5/0x10

 4823 21:17:58.854738  <4>[   44.338083] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4824 21:17:58.860933  <4>[   44.359355] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4825 21:17:58.868366  <4>[   44.365479] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4826 21:17:58.877309  <4>[   44.373737] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4827 21:17:58.884198  <4>[   44.381995] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4828 21:17:58.894081  <4>[   44.390255] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4829 21:17:58.900642  <4>[   44.398512] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4830 21:17:58.910269  <4>[   44.406771] FS:  00007ff3e08a7740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4831 21:17:58.917128  <4>[   44.416097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4832 21:17:58.926588  <4>[   44.422803] CR2: 0000000000000000 CR3: 00000001063bc006 CR4: 00000000003706e0

 4833 21:17:58.936520  <3>[   44.431061] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4834 21:17:58.943488  <3>[   44.441261] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1891, name: cat

 4835 21:17:58.950049  <4>[   44.450006] INFO: lockdep is turned off.

 4836 21:17:58.953281  <4>[   44.454672] irq event stamp: 0

 4837 21:17:58.959688  <4>[   44.458368] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4838 21:17:58.969790  <4>[   44.465649] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4839 21:17:58.979873  <4>[   44.475074] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 4840 21:17:58.986251  <4>[   44.484498] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4841 21:17:58.996328  <4>[   44.491787] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4842 21:17:59.002833  <4>[   44.500726] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4843 21:17:59.006297  <4>[   44.507820] Call Trace:

 4844 21:17:59.009336  <4>[   44.510837]  dump_stack+0x77/0x9b

 4845 21:17:59.013017  # [   39.389028] CR2: ffffb273022d7e18

 4846 21:17:59.019135  # [   39.393016] ---[ en<4>[   44.514826]  ___might_sleep.cold+0xa6/0xb6

 4847 21:17:59.025758  <4>[   44.525899]  exit_signals+0x1c/0x300

 4848 21:17:59.029203  <4>[   44.530178]  do_exit+0xc2/0xab0

 4849 21:17:59.032641  <4>[   44.533965]  ? ksys_write+0x68/0xf0

 4850 21:17:59.036109  <4>[   44.538147]  make_task_dead+0x2f/0x30

 4851 21:17:59.042484  <4>[   44.542522]  rewind_stack_and_make_dead+0x17/0x20

 4852 21:17:59.045751  <4>[   44.548062] RIP: 0033:0x7ff3e09a2240

 4853 21:17:59.068690  <4>[   44.552356] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4854 21:17:59.075047  <4>[   44.573629] RSP: 002b:00007ffdf8371378 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4855 21:17:59.085397  <4>[   44.582365] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff3e09a2240

 4856 21:17:59.091795  <4>[   44.590625] RDX: 000000000000000c RSI: 00007ff3e0886000 RDI: 0000000000000001

 4857 21:17:59.101619  <4>[   44.598884] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 4858 21:17:59.108021  <4>[   44.607143] R10: 00007ff3e08c34d0 R11: 0000000000000202 R12: 00007ff3e0886000

 4859 21:17:59.117866  <4>[   44.615410] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4860 21:17:59.121481  d trace 66ef3c01d1de29c0 ]---

 4861 21:17:59.124475  # [   39.398460] RIP: 0010:lkdtm_BUG+0x5/0x10

 4862 21:17:59.147653  # [   39.403126] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4863 21:17:59.150991  # [   39.424408] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4864 21:17:59.160936  # [   39.430530] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4865 21:17:59.167454  # [   39.438788] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4866 21:17:59.177402  # [   39.447045] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4867 21:17:59.184089  # [   39.455303] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4868 21:17:59.193805  # [   39.463560] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4869 21:17:59.203610  # [   39.471819] FS:  00007fd7a6e08740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4870 21:17:59.210210  # [   39.481144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4871 21:17:59.217302  # [   39.487850] CR2: ffffb273022d7e18 CR3: 0000000106dc6001 CR4: 00000000003706e0

 4872 21:17:59.220313  # EXEC_STACK: saw 'call trace:': ok

 4873 21:17:59.223862  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4874 21:17:59.227018  # selftests: lkdtm: EXEC_KMALLOC.sh

 4875 21:17:59.230316  # Killed

 4876 21:17:59.236790  # [   39.604565] lkdtm: Performing direct entry EXEC_KMALLOC

 4877 21:17:59.243200  # [   39.614155] lkdtm: attempting ok execution at ffffffff8d3803b0

 4878 21:17:59.246808  #<6>[   44.745367] lkdtm: Performing direct entry WRITE_RO

 4879 21:17:59.259660   [   39.627179] lkdtm: attempting bad execution at ffff929a426d3<6>[   44.753747] lkdtm: attempting bad rodata write at ffffffff8f240830

 4880 21:17:59.263437  8c0

 4881 21:17:59.276292  # [   39.640290] kernel tried to execute NX-protected page <1>[   44.767171] BUG: unable to handle page fault for address: ffffffff8f240830

 4882 21:17:59.282751  <1>[   44.781340] #PF: supervisor write access in kernel mode

 4883 21:17:59.282834  - exploit attempt? (uid: 0)

 4884 21:17:59.292804  # [   39.655148] BUG: unable to han<1>[   44.787465] #PF: error_code(0x0003) - permissions violation

 4885 21:17:59.299151  dl<e page fault for address: ffff929a426d38c0

 4886 21:17:59.309549  # [   39.663118] #6>[   44.800189] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 800000011d6000e1 

 4887 21:17:59.312472  <4>[   44.814474] Oops: 0003 [#14] SMP PTI

 4888 21:17:59.319312  PF: supervisor instruction fetch in kernel mode

 4889 21:17:59.328957  # [   39.669732<4>[   44.818754] CPU: 1 PID: 1927 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4890 21:17:59.335345  <4>[   44.833903] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4891 21:17:59.338912  <4>[   44.841000] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4892 21:17:59.345630  ] #PF: error_code(0x0011) - permissions violation

 4893 21:17:59.368276  # [   39.6762<4>[   44.846252] Code: 00 48 c7 c7 38 84 6c 8f 48 c7 c6 30 08 24 8f e8 ec d8 fb ff 48 8b 05 80 80 81 01 ba 34 12 cd ab 48 c7 c7 68 84 6c 8f 48 31 d0 <48> 89 05 6a 80 81 01 e9 ca d8 fb ff 0f 1f 44 00 00 48 8b 05 79 6b

 4894 21:17:59.374913  <4>[   44.873732] RSP: 0018:ffffb273027cfe60 EFLAGS: 00010202

 4895 21:17:59.381743  <4>[   44.879846] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4896 21:17:59.391675  <4>[   44.888106] RDX: 00000000abcd1234 RSI: ffff929abac9bf50 RDI: ffffffff8f6c8468

 4897 21:17:59.398373  <4>[   44.896359] RBP: ffffffff8f6c7655 R08: 0000000000000000 R09: 0000000000000000

 4898 21:17:59.408296  <4>[   44.904619] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4899 21:17:59.414847  <4>[   44.912878] R13: ffffb273027cff10 R14: ffffb273027cff10 R15: ffff929a46152000

 4900 21:17:59.424708  <4>[   44.921136] FS:  00007fe07121d740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4901 21:17:59.431273  <4>[   44.930462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4902 21:17:59.441498  <4>[   44.937166] CR2: ffffffff8f240830 CR3: 000000010122c003 CR4: 00000000003706e0

 4903 21:17:59.442062  <4>[   44.945424] Call Trace:

 4904 21:17:59.454857  44<] PGD 11f601067 P4D 11f601067 PUD 100246063 PMD 1026f3063 PTE 4>[   44.948444]  ? __die_body.cold+0x1a/0x1f

 4905 21:17:59.457928  <4>[   44.959327]  ? no_context+0x177/0x380

 4906 21:17:59.461338  80000001026d3063

 4907 21:17:59.464418  # [   39.691792] Oops: 0011 [#7] SMP PTI

 4908 21:17:59.467742  # [ <4>[   44.963731]  ? exc_page_fault+0xd7/0x170

 4909 21:17:59.474565  <4>[   44.974607]  ? asm_exc_page_fault+0x1e/0x30

 4910 21:17:59.477888  <4>[   44.979568]  ? lkdtm_WRITE_RO+0x2e/0x3a

 4911 21:17:59.490795    39.695975] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W     <4>[   44.984139]  direct_entry.cold+0x2c/0x38

 4912 21:17:59.494433  <4>[   44.995020]  full_proxy_write+0x53/0x80

 4913 21:17:59.497517      5.10.216-cip46 #1

 4914 21:17:59.503791  # [   39.704913] Hardware name: Google Ra<4>[   44.999593]  vfs_write+0xe7/0x3b0

 4915 21:17:59.507586  <4>[   45.009791]  ksys_write+0x68/0xf0

 4916 21:17:59.513930  <4>[   45.013772]  do_syscall_64+0x30/0x40

 4917 21:17:59.517004  <4>[   45.018052]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4918 21:17:59.523804  <4>[   45.023982] RIP: 0033:0x7fe071318240

 4919 21:17:59.543517  <4>[   45.028252] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4920 21:17:59.553898  <4>[   45.049511] RSP: 002b:00007ffd8ab3cb18 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4921 21:17:59.560318  <4>[   45.058255] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fe071318240

 4922 21:17:59.570209  <4>[   45.066515] RDX: 0000000000000009 RSI: 00007fe0711fc000 RDI: 0000000000000001

 4923 21:17:59.576656  <4>[   45.074773] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 4924 21:17:59.586247  <4>[   45.083033] R10: 00007fe0712394d0 R11: 0000000000000202 R12: 00007fe0711fc000

 4925 21:17:59.593259  <4>[   45.091292] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4926 21:17:59.596420  mmus/Rammus, BIOS  09/04/2020

 4927 21:17:59.655873  # [   39.712008] RIP: 0010:0xffff<4>[   45.099554] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 4928 21:17:59.658746  <4>[   45.159953] CR2: ffffffff8f240830

 4929 21:17:59.665436  <4>[   45.163942] ---[ end trace 66ef3c01d1de29c8 ]---

 4930 21:17:59.668899  <4>[   45.169379] RIP: 0010:lkdtm_BUG+0x5/0x10

 4931 21:17:59.669360  929a426d38c0

 4932 21:17:59.695163  # [   39.716667] Code: 00 00 02 00 00 00 00 00 00 <4>[   45.174047] Code: 89 ff e8 6e ae 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 70 ee c9 03

 4933 21:17:59.702048  <4>[   45.201528] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 4934 21:17:59.711537  <4>[   45.207652] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 4935 21:17:59.717861  <4>[   45.215911] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 4936 21:17:59.728234  <4>[   45.224170] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 4937 21:17:59.734658  <4>[   45.232429] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4938 21:17:59.744353  <4>[   45.240688] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 4939 21:17:59.754197  <4>[   45.248945] FS:  00007fe07121d740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4940 21:17:59.760716  <4>[   45.258272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4941 21:17:59.767361  <4>[   45.264979] CR2: ffffffff8f240830 CR3: 000000010122c003 CR4: 00000000003706e0

 4942 21:17:59.784035  00 00 3a 6d 42 9a 92 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7b fa 8f 8c 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

 4943 21:17:59.790954  # [   39.737931] RSP: 0018:ffffb27302367e38 EFLAGS: 00010246

 4944 21:17:59.797279  # [   39.744056] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4945 21:17:59.806858  # [   39.752307] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 4946 21:17:59.813346  # [   39.760568] RBP: ffff929a426d38c0 R08: 0000000000000000 R09: 0000000000000000

 4947 21:17:59.822819  # [   39.768826] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4948 21:17:59.829616  # [   39.777086] R13: ffffb27302367f10 R14: ffffb27302367f10 R15: ffff929a4624f000

 4949 21:17:59.839289  # [   39.785355] FS:  00007f159d965740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 4950 21:17:59.846356  # [   39.794684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4951 21:17:59.856324  # [   39.801406] CR2: ffff929a426d38c0 CR3: 00000001034c6001 CR4: 00000000003706e0

 4952 21:17:59.856497  # [   39.809664] Call Trace:

 4953 21:17:59.862877  # [   39.812684]  ? __die_body.cold+0x1a/0x1f

 4954 21:17:59.866265  # [   39.823567]  ? no_context+0x177/0x380

 4955 21:17:59.869807  # [   39.827947]  ? exc_page_fault+0xd7/0x170

 4956 21:17:59.876656  # [   39.832617]  ? asm_exc_page_fault+0x1e/0x30

 4957 21:17:59.879549  # [   39.843792]  ? execute_location+0x45/0x56

 4958 21:17:59.886340  # [   39.854772]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4959 21:17:59.889559  # [   39.859731]  ? direct_entry.cold+0x2c/0x38

 4960 21:17:59.896241  # [   39.864594]  ? full_proxy_write+0x53/0x80

 4961 21:17:59.905781  # [   39.869361]  ? vfs_write+0xe7<6>[   45.402467] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4962 21:17:59.912253  <6>[   45.410581] lkdtm: attempting bad ro_after_init write at ffffffff8f74f350

 4963 21:17:59.922417  <1>[   45.418490] BUG: unable to handle page fault for address: ffffffff8f74f350

 4964 21:17:59.925501  <1>[   45.426487] #PF: supervisor write access in kernel mode

 4965 21:17:59.932218  <1>[   45.432612] #PF: error_code(0x0003) - permissions violation

 4966 21:17:59.935522  /0<x3b0

 4967 21:17:59.938710  # [   39.873545]  ? ksys_write+0x68/0xf0

 4968 21:17:59.948906  # [   39.883946>[   45.439124] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 10005e063 PTE 800000011db4f061

 4969 21:17:59.951802  <4>[   45.454671] Oops: 0003 [#15] SMP PTI

 4970 21:17:59.961660  <4>[   45.458953] CPU: 3 PID: 1963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 4971 21:17:59.968329  <4>[   45.467892] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4972 21:17:59.975028  <4>[   45.474990] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4973 21:17:59.997945  <4>[   45.481308] Code: 84 6c 8f e9 9e d8 fb ff 48 c7 c7 c0 84 6c 8f e8 92 d8 fb ff 48 8b 05 46 6b d2 01 ba 34 12 cd ab 48 c7 c7 68 84 6c 8f 48 31 d0 <48> 89 05 30 6b d2 01 e9 70 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4974 21:18:00.004544  <4>[   45.502580] RSP: 0018:ffffb2730282fe60 EFLAGS: 00010202

 4975 21:18:00.011102  <4>[   45.508704] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4976 21:18:00.021147  <4>[   45.516954] RDX: 00000000abcd1234 RSI: ffff929abad9bf50 RDI: ffffffff8f6c8468

 4977 21:18:00.028010  <4>[   45.525212] RBP: ffffffff8f6c765e R08: 0000000000000000 R09: 0000000000000000

 4978 21:18:00.037743  <4>[   45.533471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4979 21:18:00.044151  <4>[   45.541731] R13: ffffb2730282ff10 R14: ffffb2730282ff10 R15: ffff929a43e1e000

 4980 21:18:00.054164  <4>[   45.549989] FS:  00007f3e48d3e740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 4981 21:18:00.060498  <4>[   45.559315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4982 21:18:00.067024  <4>[   45.566021] CR2: ffffffff8f74f350 CR3: 000000010285c006 CR4: 00000000003706e0

 4983 21:18:00.070460  <4>[   45.574281] Call Trace:

 4984 21:18:00.076997  <4>[   45.577301]  ? __die_body.cold+0x1a/0x1f

 4985 21:18:00.080400  <4>[   45.581969]  ? no_context+0x177/0x380

 4986 21:18:00.087030  <4>[   45.586359]  ? exc_page_fault+0xd7/0x170

 4987 21:18:00.090047  <4>[   45.591026]  ? asm_exc_page_fault+0x1e/0x30

 4988 21:18:00.096563  <4>[   45.595986]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4989 21:18:00.100104  <4>[   45.601625]  direct_entry.cold+0x2c/0x38

 4990 21:18:00.106420  <4>[   45.606295]  full_proxy_write+0x53/0x80

 4991 21:18:00.109974  <4>[   45.610869]  vfs_write+0xe7/0x3b0

 4992 21:18:00.113121  <4>[   45.614858]  ksys_write+0x68/0xf0

 4993 21:18:00.116499  <4>[   45.618847]  do_syscall_64+0x30/0x40

 4994 21:18:00.123073  <4>[   45.623126]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4995 21:18:00.126053  <4>[   45.629047] RIP: 0033:0x7f3e48e39240

 4996 21:18:00.149580  <4>[   45.633328] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4997 21:18:00.159348  <4>[   45.654621] RSP: 002b:00007ffc0819c288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4998 21:18:00.165658  <4>[   45.663364] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3e48e39240

 4999 21:18:00.175735  <4>[   45.671623] RDX: 0000000000000014 RSI: 00007f3e48d1d000 RDI: 0000000000000001

 5000 21:18:00.182236  <4>[   45.679881] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 5001 21:18:00.192106  <4>[   45.688137] R10: 00007f3e48d5a4d0 R11: 0000000000000202 R12: 00007f3e48d1d000

 5002 21:18:00.198654  <4>[   45.696409] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5003 21:18:00.201933  1]  ? do_syscall_64+0x30/0x40

 5004 21:18:00.260677  # [   39.888415]  ? entry_SYSCALL<4>[   45.704703] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5005 21:18:00.263971  <4>[   45.765136] CR2: ffffffff8f74f350

 5006 21:18:00.267330  <4>[   45.769125] ---[ end trace 66ef3c01d1de29c9 ]---

 5007 21:18:00.274011  <4>[   45.774561] RIP: 0010:lkdtm_BUG+0x5/0x10

 5008 21:18:00.293859  <4>[   45.779227] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5009 21:18:00.300501  <4>[   45.800494] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5010 21:18:00.310077  <4>[   45.806615] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 5011 21:18:00.316723  <4>[   45.814874] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 5012 21:18:00.326228  <4>[   45.823132] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5013 21:18:00.332843  <4>[   45.831408] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5014 21:18:00.342965  <4>[   45.839664] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 5015 21:18:00.352568  <4>[   45.847923] FS:  00007f3e48d3e740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 5016 21:18:00.359260  <4>[   45.857248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5017 21:18:00.365885  <4>[   45.863953] CR2: ffffffff8f74f350 CR3: 000000010285c006 CR4: 00000000003706e0

 5018 21:18:00.375673  <3>[   45.872211] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5019 21:18:00.385814  <3>[   45.882411] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1963, name: cat

 5020 21:18:00.389124  <4>[   45.891154] INFO: lockdep is turned off.

 5021 21:18:00.392297  <4>[   45.895821] irq event stamp: 0

 5022 21:18:00.401980  <4>[   45.899516] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5023 21:18:00.408714  <4>[   45.906805] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5024 21:18:00.418515  <4>[   45.916229] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5025 21:18:00.428158  <4>[   45.925653] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5026 21:18:00.434758  <4>[   45.932939] CPU: 3 PID: 1963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5027 21:18:00.441597  <4>[   45.941878] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5028 21:18:00.444637  <4>[   45.948970] Call Trace:

 5029 21:18:00.451293  <4>[   45.951988]  dump_stack+0x77/0x9b

 5030 21:18:00.454781  <4>[   45.955975]  ___might_sleep.cold+0xa6/0xb6

 5031 21:18:00.457791  <4>[   45.960828]  exit_signals+0x1c/0x300

 5032 21:18:00.464448  <4>[   45.965107]  do_exit+0xc2/0xab0

 5033 21:18:00.467779  <4>[   45.968901]  ? ksys_write+0x68/0xf0

 5034 21:18:00.471052  <4>[   45.973082]  make_task_dead+0x2f/0x30

 5035 21:18:00.477585  <4>[   45.977456]  rewind_stack_and_make_dead+0x17/0x20

 5036 21:18:00.481039  <4>[   45.982995] RIP: 0033:0x7f3e48e39240

 5037 21:18:00.504201  <4>[   45.987273] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5038 21:18:00.510816  <4>[   46.008540] RSP: 002b:00007ffc0819c288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5039 21:18:00.520361  <4>[   46.017285] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3e48e39240

 5040 21:18:00.527229  <4>[   46.025544] RDX: 0000000000000014 RSI: 00007f3e48d1d000 RDI: 0000000000000001

 5041 21:18:00.536839  <4>[   46.033802] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 5042 21:18:00.543237  <4>[   46.042062] R10: 00007f3e48d5a4d0 R11: 0000000000000202 R12: 00007f3e48d1d000

 5043 21:18:00.553428  <4>[   46.050321] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5044 21:18:00.556394  _64_after_hwframe+0x67/0xcc

 5045 21:18:00.609297  # [   39.894533] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5046 21:18:00.612667  # [   39.954936] CR2: ffff929a426d38c0

 5047 21:18:00.619143  # [   39.958924] ---[ end trace 66ef3c01d1de29c1 ]---

 5048 21:18:00.622565  # [   39.964359] RIP: 0010:lkdtm_BUG+0x5/0x10

 5049 21:18:00.645670  # [   39.969026] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5050 21:18:00.652109  # [   39.990295] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5051 21:18:00.658538  # [   39.996417] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 5052 21:18:00.665289  # [   40.004668] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 5053 21:18:00.675308  # [   40.012928] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5054 21:18:00.681756  # [   40.021187] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5055 21:18:00.695044  # [   40.029446] R13: ffffb27301417f10 R14: ffffb27301417f10 R15<6>[   46.194085] lkdtm: Performing direct entry WRITE_KERN

 5056 21:18:00.698548  : ffff929a47798000

 5057 21:18:00.708038  # [   40.037704] FS:  00007f159d965740(0000)<6>[   46.201316] lkdtm: attempting bad 6980474 byte write at ffffffff8da2872a

 5058 21:18:00.714565   GS:ffff929abac80000(0000) knlGS:0000000000000000

 5059 21:18:00.724797  # [   40.0470<1>[   46.215337] BUG: unable to handle page fault for address: ffffffff8da2872a

 5060 21:18:00.731169  <1>[   46.229496] #PF: supervisor write access in kernel mode

 5061 21:18:00.734315  32] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5062 21:18:00.741277  # [   40.<1>[   46.235622] #PF: error_code(0x0003) - permissions violation

 5063 21:18:00.751132  <6>[   46.248347] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 11be000e1 

 5064 21:18:00.760657  053736] CR2: ffff929a426d38c0 CR3: 00000001034c6001 CR4: 0000000<4>[   46.255736] Oops: 0003 [#16] SMP PTI

 5065 21:18:00.770718  <4>[   46.266225] CPU: 1 PID: 1999 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5066 21:18:00.770830  0003706e0

 5067 21:18:00.783836  # [   40.061994] BUG: sleeping function called from i<4>[   46.275163] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5068 21:18:00.786938  <4>[   46.288475] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5069 21:18:00.793690  nvalid context at include/linux/percpu-rwsem.h:49

 5070 21:18:00.816790  # [   40.0721<4>[   46.293921] Code: 53 48 c7 c3 2a 87 a2 8d 49 89 dc 48 89 da 49 81 ec b0 03 38 8d 4c 89 e6 e8 45 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 03 38 8d <f3> a4 48 c7 c7 68 84 6c 8f e8 2a d8 fb ff 5b 41 5c e9 b7 fe ff ff

 5071 21:18:00.820047  <4>[   46.321418] RSP: 0018:ffffb273028cfe50 EFLAGS: 00010246

 5072 21:18:00.829870  <4>[   46.327542] RAX: 000000000000003c RBX: ffffffff8da2872a RCX: 00000000006a837a

 5073 21:18:00.839800  <4>[   46.335801] RDX: 0000000000000000 RSI: ffffffff8d3803b0 RDI: ffffffff8da2872a

 5074 21:18:00.846736  <4>[   46.344060] RBP: ffffffff8f6c7672 R08: 0000000000000000 R09: 0000000000000000

 5075 21:18:00.856365  <4>[   46.352319] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006a837a

 5076 21:18:00.862819  <4>[   46.360578] R13: ffffb273028cff10 R14: ffffb273028cff10 R15: ffff929a428f0000

 5077 21:18:00.872693  <4>[   46.368837] FS:  00007f6d871c0740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 5078 21:18:00.879316  <4>[   46.378165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5079 21:18:00.886149  <4>[   46.384862] CR2: ffffffff8da2872a CR3: 0000000103dc2003 CR4: 00000000003706e0

 5080 21:18:00.889235  <4>[   46.393122] Call Trace:

 5081 21:18:00.895702  <4>[   46.396143]  ? __die_body.cold+0x1a/0x1f

 5082 21:18:00.905736  96] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1670,<4>[   46.400813]  ? no_context+0x177/0x380

 5083 21:18:00.912223  <4>[   46.411413]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5084 21:18:00.915734  <4>[   46.417149]  ? exc_page_fault+0xd7/0x170

 5085 21:18:00.922132  <4>[   46.421817]  ? asm_exc_page_fault+0x1e/0x30

 5086 21:18:00.925636  <4>[   46.426776]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5087 21:18:00.932086  <4>[   46.432503]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5088 21:18:00.932194   name: cat

 5089 21:18:00.938414  # [   40.080933] INFO: lockdep is turned off.

 5090 21:18:00.945322  # [  <4>[   46.437655]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5091 21:18:00.948360  <4>[   46.449603]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5092 21:18:00.951921  <4>[   46.454368]  direct_entry.cold+0x2c/0x38

 5093 21:18:00.958490  <4>[   46.459038]  full_proxy_write+0x53/0x80

 5094 21:18:00.961914   40.085598] irq event stamp: 0

 5095 21:18:00.968265  # [   40.089293] hardirqs last  <4>[   46.463610]  vfs_write+0xe7/0x3b0

 5096 21:18:00.971850  <4>[   46.473808]  ksys_write+0x68/0xf0

 5097 21:18:00.974872  <4>[   46.477797]  do_syscall_64+0x30/0x40

 5098 21:18:00.981410  <4>[   46.482076]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5099 21:18:00.984908  <4>[   46.487997] RIP: 0033:0x7f6d872bb240

 5100 21:18:01.007744  <4>[   46.492275] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5101 21:18:01.017896  <4>[   46.513537] RSP: 002b:00007ffd7c8bb998 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5102 21:18:01.024434  <4>[   46.522281] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6d872bb240

 5103 21:18:01.034417  <4>[   46.530538] RDX: 000000000000000b RSI: 00007f6d8719f000 RDI: 0000000000000001

 5104 21:18:01.040563  <4>[   46.538795] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 5105 21:18:01.050447  <4>[   46.547054] R10: 00007f6d871dc4d0 R11: 0000000000000202 R12: 00007f6d8719f000

 5106 21:18:01.057116  <4>[   46.555313] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5107 21:18:01.060561  enabled at (0): [<0000000000000000>] 0x0

 5108 21:18:01.116361  # [   40.096583] hardi<4>[   46.563578] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5109 21:18:01.123174  <4>[   46.623984] CR2: ffffffff8da2872a

 5110 21:18:01.126339  <4>[   46.627973] ---[ end trace 66ef3c01d1de29ca ]---

 5111 21:18:01.133179  <4>[   46.633417] RIP: 0010:lkdtm_BUG+0x5/0x10

 5112 21:18:01.152608  <4>[   46.638074] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5113 21:18:01.159251  <4>[   46.659366] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5114 21:18:01.169267  <4>[   46.665489] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 5115 21:18:01.175942  <4>[   46.673749] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 5116 21:18:01.185341  <4>[   46.682007] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5117 21:18:01.192315  <4>[   46.690268] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5118 21:18:01.201794  <4>[   46.698528] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 5119 21:18:01.208527  <4>[   46.706788] FS:  00007f6d871c0740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 5120 21:18:01.218364  <4>[   46.716117] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5121 21:18:01.224919  <4>[   46.722823] CR2: ffffffff8da2872a CR3: 0000000103dc2003 CR4: 00000000003706e0

 5122 21:18:01.231622  rqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5123 21:18:01.241714  # [   40.105999] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5124 21:18:01.248206  # [   40.115414] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5125 21:18:01.257930  # [   40.122703] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5126 21:18:01.264318  # [   40.131641] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5127 21:18:01.267790  # [   40.138734] Call Trace:

 5128 21:18:01.271178  # [   40.141752]  dump_stack+0x77/0x9b

 5129 21:18:01.277556  # [   40.145742]  ___might_sleep.cold+0xa6/0xb6

 5130 21:18:01.280813  # [   40.156816]  exit_signals+0x1c/0x300

 5131 21:18:01.284619  # [   40.161096]  do_exit+0xc2/0xab0

 5132 21:18:01.287552  # [   40.164882]  ? ksys_write+0x68/0xf0

 5133 21:18:01.291100  # [   40.169064]  make_task_dead+0x2f/0x30

 5134 21:18:01.297300  # [   40.173441]  rewind_stack_and_make_dead+0x17/0x20

 5135 21:18:01.300743  # [   40.178983] RIP: 0033:0x7f159da60240

 5136 21:18:01.323797  # [   40.183260] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5137 21:18:01.330765  # [   40.204530] RSP: 002b:00007ffd6f1e3048 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5138 21:18:01.340313  # [   40.213267] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f159da60240

 5139 21:18:01.347029  # [   40.221527] RDX: 000000000000000d RSI: 00007f159d944000 RDI: 0000000000000001

 5140 21:18:01.356733  # [   40.229786] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000

 5141 21:18:01.370028  # [   40.238045] R10: 00007f159d9814d0 R11: 0000000000000<6>[   46.866721] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5142 21:18:01.370115  202 R12: 00007f159d944000

 5143 21:18:01.382979  # [   40.246303] R13: 000000000000000<6>[   46.874908] lkdtm: attempting good refcount_inc() without overflow

 5144 21:18:01.386558  1 R14: 0000000000020000 R15: 0000000000000000

 5145 21:18:01.396647  # EXEC_KMALLOC: s<6>[   46.888346] lkdtm: attempting bad refcount_inc() overflow

 5146 21:18:01.396733  aw 'call trace:': ok

 5147 21:18:01.399656  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 5148 21:18:01.406287  #<4>[   46.900870] ------------[ cut here ]------------

 5149 21:18:01.409817   selftests: lkdtm: EXEC_VMALLOC.sh

 5150 21:18:01.409927  # Killed

 5151 21:18:01.419185  # [   40.553918] l<4>[   46.912578] refcount_t: saturated; leaking memory.

 5152 21:18:01.422837  kdtm: Performing direct entry EXEC_VMALLOC

 5153 21:18:01.435693  # [   40.564203] lkd<4>[   46.924427] WARNING: CPU: 0 PID: 2035 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5154 21:18:01.438908  tm: attempting ok execution at ffffffff8d3803b0

 5155 21:18:01.495104  # [   40.577233<4>[   46.940372] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5156 21:18:01.498555  ] lkdtm: attempting bad execution at ffffb27300323000

 5157 21:18:01.508400  # [   40.<4>[   47.000724] CPU: 0 PID: 2035 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5158 21:18:01.524838  590343] kernel tried to execute NX-protected page - exploit atte<4>[   47.015890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5159 21:18:01.524934  mpt? (uid: 0)

 5160 21:18:01.534867  # [   40.605197] BUG: unable to handle page fault<4>[   47.029179] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5161 21:18:01.537754   for address: ffffb27300323000

 5162 21:18:01.564429  # [   40.613165] #PF: supervisor<4>[   47.041548] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 5163 21:18:01.567570   instruction fetch in kernel mode

 5164 21:18:01.574403  # [   40.619772] #PF: error_c<4>[   47.069014] RSP: 0018:ffffb273029a7e48 EFLAGS: 00010286

 5165 21:18:01.577248  ode(0x0011) - permissions violation

 5166 21:18:01.590449  # [   40.626283] PGD 100000<4>[   47.081359] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5167 21:18:01.603762  067 P4D 100000067 PUD 10023f067 PMD 1009b5067 PTE 8000000106daf0<4>[   47.095830] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 5168 21:18:01.603902  63

 5169 21:18:01.610561  # [   40.641830] Oops: 0011 [#8] SMP PTI

 5170 21:18:01.620197  # [   40.646013] C<4>[   47.110314] RBP: ffffffff8f6c767d R08: 0000000000000000 R09: 0000000000000000

 5171 21:18:01.633327  PU: 1 PID: 1707 Comm: cat Tainted: G      D W         5.10.216-c<4>[   47.124788] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5172 21:18:01.633436  ip46 #1

 5173 21:18:01.646490  # [   40.661162] Hardware name: Google Rammus/Rammus, B<4>[   47.139298] R13: ffffb273029a7f10 R14: ffffb273029a7f10 R15: ffff929a459b1000

 5174 21:18:01.649913  IOS  09/04/2020

 5175 21:18:01.652860  # [   40.668248] RIP: 0010:0xffffb27300323000

 5176 21:18:01.662921  <4>[   47.153753] FS:  00007f7118a06740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5177 21:18:01.676131  # [   40.672906] Code: Unable to access opcode bytes at RIP 0xff<4>[   47.169321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5178 21:18:01.679052  ffb27300322fd6.

 5179 21:18:01.689170  # [   40.680866] RSP: 0018:ffffb27302417e38 EFL<4>[   47.182227] CR2: 00007f71189e5000 CR3: 0000000102772003 CR4: 00000000003706f0

 5180 21:18:01.692294  AGS: 00010246

 5181 21:18:01.698763  # [   40.686988] RAX: 0000000000000033 RBX: 00000<4>[   47.196734] Call Trace:

 5182 21:18:01.702431  00000000001 RCX: 0000000000000000

 5183 21:18:01.709153  # [   40.695247] RDX: 0000000<4>[   47.205979]  ? __warn+0x80/0x110

 5184 21:18:01.715740  000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 5185 21:18:01.722287  # [   40.<4>[   47.216077]  ? refcount_warn_saturate+0x51/0x110

 5186 21:18:01.731951  703505] RBP: ffffb27300323000 R08: 0000000000000000 R09: 0000000<4>[   47.227746]  ? report_bug+0x9e/0xc0

 5187 21:18:01.732063  000000000

 5188 21:18:01.741828  # [   40.711765] R10: 00000000ffffe000 R11: 3ffffffff<4>[   47.238142]  ? handle_bug+0x41/0x90

 5189 21:18:01.745305  fffffff R12: 000000000000000d

 5190 21:18:01.752131  # [   40.720023] R13: ffffb273024<4>[   47.248544]  ? exc_invalid_op+0x14/0x70

 5191 21:18:01.758810  17f10 R14: ffffb27302417f10 R15: ffff929a46daf000

 5192 21:18:01.765294  # [   40.7282<4>[   47.259318]  ? asm_exc_invalid_op+0x12/0x20

 5193 21:18:01.775068  82] FS:  00007fb4ab5fd740(0000) GS:ffff929abac80000(0000) knlGS:<4>[   47.270509]  ? refcount_warn_saturate+0x51/0x110

 5194 21:18:01.778077  0000000000000000

 5195 21:18:01.787876  # [   40.737607] CS:  0010 DS: 0000 ES: 0000 C<4>[   47.282151]  ? refcount_warn_saturate+0x51/0x110

 5196 21:18:01.791471  R0: 0000000080050033

 5197 21:18:01.801169  # [   40.744313] CR2: ffffb27300322fd6 CR3<4>[   47.293826]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5198 21:18:01.804508  : 0000000103db8004 CR4: 00000000003706e0

 5199 21:18:01.811018  # [   40.752572] Call <4>[   47.305658]  direct_entry.cold+0x2c/0x38

 5200 21:18:01.811125  Trace:

 5201 21:18:01.814574  # [   40.755592]  ? __die_body.cold+0x1a/0x1f

 5202 21:18:01.820879  # [   40.<4>[   47.316560]  full_proxy_write+0x53/0x80

 5203 21:18:01.824468  766477]  ? no_context+0x177/0x380

 5204 21:18:01.831117  # [   40.770856]  ? exc_page_<4>[   47.327332]  vfs_write+0xe7/0x3b0

 5205 21:18:01.834042  fault+0xd7/0x170

 5206 21:18:01.840620  # [   40.781733]  ? asm_exc_page_fault+0x1e/0x<4>[   47.337552]  ksys_write+0x68/0xf0

 5207 21:18:01.840723  30

 5208 21:18:01.847623  # [   40.786688]  ? execute_location+0x45/0x56

 5209 21:18:01.850702  # [   40.797<4>[   47.347742]  do_syscall_64+0x30/0x40

 5210 21:18:01.857032  668]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 5211 21:18:01.864083  # [   40.802627]  ? direct<4>[   47.358243]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5212 21:18:01.867143  _entry.cold+0x2c/0x38

 5213 21:18:01.873518  # [   40.807491]  ? full_proxy_write+0x53<4>[   47.370376] RIP: 0033:0x7f7118b01240

 5214 21:18:01.877029  /0x80

 5215 21:18:01.880310  # [   40.812258]  ? vfs_write+0xe7/0x3b0

 5216 21:18:01.903380  # [   40.822652<4>[   47.380879] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5217 21:18:01.903470  ]  ? ksys_write+0x68/0xf0

 5218 21:18:01.916404  # [   40.826826]  ? do_syscall_64+0x3<4>[   47.408363] RSP: 002b:00007ffe445b50e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5219 21:18:01.916512  0/0x40

 5220 21:18:01.933006  # [   40.831299]  ? entry_SYSCALL_64_after_hwframe+0x67/<4>[   47.423329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7118b01240

 5221 21:18:01.933124  0xcc

 5222 21:18:01.946315  # [   40.837426] Modules linked in: fuse ip_tables cros_ec<4>[   47.437794] RDX: 0000000000000016 RSI: 00007f71189e5000 RDI: 0000000000000001

 5223 21:18:01.959252  _sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_tri<4>[   47.452272] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5224 21:18:01.975675  ggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lig<4>[   47.466743] R10: 00007f7118a224d0 R11: 0000000000000202 R12: 00007f71189e5000

 5225 21:18:01.989218  htbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_ch<4>[   47.481227] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5226 21:18:01.999088  arger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_senso<4>[   47.495702] irq event stamp: 0

 5227 21:18:02.012107  rhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x8<4>[   47.505632] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5228 21:18:02.028421  6_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_co<4>[   47.519115] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5229 21:18:02.045112  mmon snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros<4>[   47.534763] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5230 21:18:02.048799  _kbd_led_backlight coreboot_table chromeos_pstore

 5231 21:18:02.057913  # [   40.8978<4>[   47.550428] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5232 21:18:02.061313  37] CR2: ffffb27300323000

 5233 21:18:02.067769  # [   40.901825] ---[ end trace 66ef3<4>[   47.563956] ---[ end trace 66ef3c01d1de29cb ]---

 5234 21:18:02.071260  c01d1de29c2 ]---

 5235 21:18:02.074706  # [   40.907269] RIP: 0010:lkdtm_BUG+0x5/0x10

 5236 21:18:02.081156  <6>[   47.575595] lkdtm: Overflow detected: saturated

 5237 21:18:02.081275  

 5238 21:18:02.104180  # [   40.911935] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5239 21:18:02.107429  # [   40.933207] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5240 21:18:02.117203  # [   40.939331] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 5241 21:18:02.123904  # [   40.947612] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 5242 21:18:02.133618  # [   40.955871] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5243 21:18:02.140157  # [   40.964130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5244 21:18:02.150412  # [   40.972387] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 5245 21:18:02.156786  # [   40.980648] FS:  00007fb4ab5fd740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 5246 21:18:02.163248  # [   40.989977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5247 21:18:02.173240  # [   40.996683] CR2: ffffb27300322fd6 CR3: 0000000103db8004 CR4: 00000000003706e0

 5248 21:18:02.176737  # EXEC_VMALLOC: saw 'call trace:': ok

 5249 21:18:02.180018  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 5250 21:18:02.183012  # selftests: lkdtm: EXEC_RODATA.sh

 5251 21:18:02.186690  # Killed

 5252 21:18:02.189687  # [   41.172192] lkdtm: Performing direct entry EXEC_RODATA

 5253 21:18:02.199843  # [   41.179083] lkdtm: attempting ok execution at ffffffff8d3803b0

 5254 21:18:02.206299  # [   41.192132] lkdtm: attempting bad execution at ffffffff8f240840

 5255 21:18:02.212870  # [   41.205247] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 5256 21:18:02.222862  # [   41.220066] BUG: unable to handle page fault for address: ffffffff8f240840

 5257 21:18:02.229206  # [   41.228033] #PF: supervisor instruction fetch in kernel mode

 5258 21:18:02.232492  # [   41.234642] #PF: error_code(0x0011) - permissions violation

 5259 21:18:02.242502  # [   41.241154] PGD 11dc29067 P4D 11dc29067 PUD 11dc2a063 PMD 800000011d6000e1 

 5260 21:18:02.245683  # [   41.249222] Oops: 0011 [#9] SMP PTI

 5261 21:18:02.255621  # [   41.253408] CPU: 0 PID: 1744 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5262 21:18:02.268753  # [   41.262355] Hardware name: Google Rammus/Rammus, BIOS  09/04<6>[   47.766350] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5263 21:18:02.275521  <6>[   47.774463] lkdtm: attempting good refcount_add() without overflow

 5264 21:18:02.282017  <6>[   47.781689] lkdtm: attempting bad refcount_add() overflow

 5265 21:18:02.288630  <4>[   47.788043] ------------[ cut here ]------------

 5266 21:18:02.291522  <4>[   47.793521] refcount_t: saturated; leaking memory.

 5267 21:18:02.301755  <4>[   47.799192] WARNING: CPU: 2 PID: 2068 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5268 21:18:02.304681  /2020

 5269 21:18:02.364054  # [   41.269452] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x<4>[   47.808915] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5270 21:18:02.373783  <4>[   47.869345] CPU: 2 PID: 2068 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5271 21:18:02.373879  10

 5272 21:18:02.387217  # [   41.275485] Code: ff ff 1f 9d a2 8d ff ff ff ff 3a 78 6<4>[   47.878298] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5273 21:18:02.390174  <4>[   47.891605] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5274 21:18:02.413242  <4>[   47.897757] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 5275 21:18:02.419721  <4>[   47.919033] RSP: 0018:ffffb273029f7e48 EFLAGS: 00010286

 5276 21:18:02.426589  <4>[   47.925160] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5277 21:18:02.436205  <4>[   47.933423] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 5278 21:18:02.442978  <4>[   47.941684] RBP: ffffffff8f6c7693 R08: 0000000000000000 R09: 0000000000000000

 5279 21:18:02.452817  <4>[   47.949946] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5280 21:18:02.459478  <4>[   47.958210] R13: ffffb273029f7f10 R14: ffffb273029f7f10 R15: ffff929a46ae9000

 5281 21:18:02.469202  <4>[   47.966474] FS:  00007fc2fd0b9740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 5282 21:18:02.475521  <4>[   47.975806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5283 21:18:02.485639  <4>[   47.982514] CR2: 00007fc2fd098000 CR3: 0000000107680001 CR4: 00000000003706e0

 5284 21:18:02.488792  <4>[   47.990775] Call Trace:

 5285 21:18:02.492391  <4>[   47.993817]  ? __warn+0x80/0x110

 5286 21:18:02.502539  c 8f ff ff ff ff 65 84 a2 8d ff ff ff ff 55 aa 55 aa 00 00 00 00<4>[   47.997723]  ? refcount_warn_saturate+0x51/0x110

 5287 21:18:02.508977  <4>[   48.009381]  ? report_bug+0x9e/0xc0

 5288 21:18:02.511963  <4>[   48.013597]  ? handle_bug+0x41/0x90

 5289 21:18:02.521926   00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 0<4>[   48.017809]  ? exc_invalid_op+0x14/0x70

 5290 21:18:02.528397  <4>[   48.028591]  ? asm_exc_invalid_op+0x12/0x20

 5291 21:18:02.531840  <4>[   48.033557]  ? refcount_warn_saturate+0x51/0x110

 5292 21:18:02.534926  0 00 00 00 54 68 69 73 20 69

 5293 21:18:02.544747  # [   41.296745] RSP: 0018:ffffb27<4>[   48.039038]  ? refcount_warn_saturate+0x51/0x110

 5294 21:18:02.551467  <4>[   48.050701]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5295 21:18:02.555099  3024c7e48 EFLAGS: 00010246

 5296 21:18:02.561843  # [   41.302869] RAX: 00000000000000<4>[   48.056350]  direct_entry.cold+0x2c/0x38

 5297 21:18:02.565025  <4>[   48.067231]  full_proxy_write+0x53/0x80

 5298 21:18:02.571766  33 RBX: 0000000000000000 RCX: 0000000000000000

 5299 21:18:02.577886  # [   41.311129]<4>[   48.071833]  vfs_write+0xe7/0x3b0

 5300 21:18:02.581650  <4>[   48.082031]  ksys_write+0x68/0xf0

 5301 21:18:02.584435  <4>[   48.086055]  do_syscall_64+0x30/0x40

 5302 21:18:02.591350  <4>[   48.090366]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5303 21:18:02.601139   RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffff929abac1bf<4>[   48.096308] RIP: 0033:0x7fc2fd1b4240

 5304 21:18:02.623921  <4>[   48.106797] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5305 21:18:02.630873  <4>[   48.128073] RSP: 002b:00007ffc32c58808 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5306 21:18:02.640277  <4>[   48.136823] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc2fd1b4240

 5307 21:18:02.647204  <4>[   48.145085] RDX: 0000000000000016 RSI: 00007fc2fd098000 RDI: 0000000000000001

 5308 21:18:02.647711  50

 5309 21:18:02.663619  # [   41.319389] RBP: ffffffff8f240840 R08: 0000000000000000<4>[   48.153362] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5310 21:18:02.670269  <4>[   48.167838] R10: 00007fc2fd0d54d0 R11: 0000000000000202 R12: 00007fc2fd098000

 5311 21:18:02.679992  <4>[   48.176099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5312 21:18:02.680461   R09: 0000000000000000

 5313 21:18:02.690046  # [   41.327669] R10: 00000000ffffe000 R<4>[   48.184370] irq event stamp: 0

 5314 21:18:02.696719  <4>[   48.194280] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5315 21:18:02.706457  <4>[   48.201573] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5316 21:18:02.716365  <4>[   48.211001] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5317 21:18:02.722655  <4>[   48.220430] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5318 21:18:02.726066  <4>[   48.227721] ---[ end trace 66ef3c01d1de29cc ]---

 5319 21:18:02.732592  <6>[   48.233168] lkdtm: Overflow detected: saturated

 5320 21:18:02.736109  11: 3fffffffffffffff R12: 000000000000000c

 5321 21:18:02.745885  # [   41.335929] R13: ffffb273024c7f10 R14: ffffb273024c7f10 R15: ffff929a459d5000

 5322 21:18:02.755542  # [   41.344189] FS:  00007f651c94a740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5323 21:18:02.762314  # [   41.353516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5324 21:18:02.768875  # [   41.360223] CR2: ffffffff8f240840 CR3: 0000000106304004 CR4: 00000000003706f0

 5325 21:18:02.771996  # [   41.368482] Call Trace:

 5326 21:18:02.775198  # [   41.371502]  ? __die_body.cold+0x1a/0x1f

 5327 21:18:02.782008  # [   41.376175]  ? no_context+0x177/0x380

 5328 21:18:02.784938  # [   41.380544]  ? exc_page_fault+0xd7/0x170

 5329 21:18:02.791723  # [   41.385217]  ? asm_exc_page_fault+0x1e/0x30

 5330 21:18:02.794688  # [   41.390180]  ? execute_location+0x45/0x56

 5331 21:18:02.801741  # [   41.394940]  ? direct_entry.cold+0x2c/0x38

 5332 21:18:02.804746  # [   41.399803]  ? full_proxy_write+0x53/0x80

 5333 21:18:02.808131  # [   41.404573]  ? vfs_write+0xe7/0x3b0

 5334 21:18:02.811291  # [   41.408746]  ? ksys_write+0x68/0xf0

 5335 21:18:02.818336  # [   41.412919]  ? do_syscall_64+0x30/0x40

 5336 21:18:02.824497  # [   41.417411]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5337 21:18:02.870537  # [   41.423535] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_co<6>[   48.365875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5338 21:18:02.883614  mpress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c<6>[   48.377185] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5339 21:18:02.896874  _hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chr<4>[   48.390623] ------------[ cut here ]------------

 5340 21:18:02.897304  omeos_pstore

 5341 21:18:02.900196  # [   41.477750] CR2: ffffffff8f240840

 5342 21:18:02.907524  # [   41.4<4>[   48.402268] refcount_t: saturated; leaking memory.

 5343 21:18:02.913661  81737] ---[ end trace 66ef3c01d1de29c3 ]---

 5344 21:18:02.923263  # [   41.487179] RI<4>[   48.414123] WARNING: CPU: 0 PID: 2101 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5345 21:18:02.926911  P: 0010:lkdtm_BUG+0x5/0x10

 5346 21:18:02.985858  # [   41.491845] Code: 89 ff e8 6e a<4>[   48.430098] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5347 21:18:02.999227  e 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc<4>[   48.490456] CPU: 0 PID: 2101 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5348 21:18:03.012291   cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1<4>[   48.505653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5349 21:18:03.019036  f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03

 5350 21:18:03.025674  # [   41.5<4>[   48.518933] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5351 21:18:03.032049  13114] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5352 21:18:03.051768  # [   41.519<4>[   48.531307] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 5353 21:18:03.065342  236] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000<4>[   48.558805] RSP: 0018:ffffb27302a97e38 EFLAGS: 00010282

 5354 21:18:03.065820  000000

 5355 21:18:03.081709  # [   41.527493] RDX: 0000000000000000 RSI: ffff929abad9<4>[   48.571134] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5356 21:18:03.082306  bf50 RDI: ffffffff8f2403b0

 5357 21:18:03.094535  # [   41.535750] RBP: ffffffff8f72e1<4>[   48.585616] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 5358 21:18:03.097947  70 R08: 0000000000000001 R09: 0000000000000001

 5359 21:18:03.107771  # [   41.544007]<4>[   48.600116] RBP: ffffffff8f6c72d0 R08: 0000000000000000 R09: 0000000000000000

 5360 21:18:03.124701   R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000<4>[   48.614653] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5361 21:18:03.125253  04

 5362 21:18:03.137545  # [   41.552266] R13: ffffb27301417f10 R14: ffffb27301417f10<4>[   48.629132] R13: ffffb27302a97f10 R14: ffffb27302a97f10 R15: ffff929a46909000

 5363 21:18:03.141094   R15: ffff929a47798000

 5364 21:18:03.153980  # [   41.560525] FS:  00007f651c94a740(0<4>[   48.643645] FS:  00007f3c7e38a740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5365 21:18:03.160783  000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5366 21:18:03.167188  # [   41.<4>[   48.659205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5367 21:18:03.173341  569851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5368 21:18:03.180365  # [  <4>[   48.672144] CR2: 00007f3c7e369000 CR3: 000000010626c001 CR4: 00000000003706f0

 5369 21:18:03.190114   41.576555] CR2: ffffffff8f240840 CR3: 0000000106304004 CR4: 000<4>[   48.686671] Call Trace:

 5370 21:18:03.190700  00000003706f0

 5371 21:18:03.199881  # [   41.584813] BUG: sleeping function called fr<4>[   48.695936]  ? __warn+0x80/0x110

 5372 21:18:03.206310  om invalid context at include/linux/percpu-rwsem.h:49

 5373 21:18:03.213529  # [   41.<4>[   48.706006]  ? refcount_warn_saturate+0x97/0x110

 5374 21:18:03.223172  595014] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1<4>[   48.717715]  ? report_bug+0x9e/0xc0

 5375 21:18:03.223699  744, name: cat

 5376 21:18:03.229482  # [   41.603757] INFO: lockdep is turned off.

 5377 21:18:03.232637  #<4>[   48.728117]  ? handle_bug+0x41/0x90

 5378 21:18:03.236066   [   41.608422] irq event stamp: 0

 5379 21:18:03.242809  # [   41.612118] hardirqs la<4>[   48.738574]  ? exc_invalid_op+0x14/0x70

 5380 21:18:03.249134  st  enabled at (0): [<0000000000000000>] 0x0

 5381 21:18:03.255747  # [   41.619405] h<4>[   48.749359]  ? asm_exc_invalid_op+0x12/0x20

 5382 21:18:03.265769  ardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+<4>[   48.760612]  ? refcount_warn_saturate+0x97/0x110

 5383 21:18:03.268761  0x65c/0x20e0

 5384 21:18:03.278533  # [   41.628831] softirqs last  enabled at (0): [<<4>[   48.772245]  ? refcount_warn_saturate+0x97/0x110

 5385 21:18:03.281955  ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5386 21:18:03.291900  # [   41.638253] s<4>[   48.783986]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5387 21:18:03.295343  oftirqs last disabled at (0): [<0000000000000000>] 0x0

 5388 21:18:03.305226  # [   41<4>[   48.796645]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5389 21:18:03.315236  .645542] CPU: 0 PID: 1744 Comm: cat Tainted: G      D W         <4>[   48.809342]  direct_entry.cold+0x2c/0x38

 5390 21:18:03.315828  5.10.216-cip46 #1

 5391 21:18:03.324683  # [   41.654480] Hardware name: Google Rammus<4>[   48.820235]  full_proxy_write+0x53/0x80

 5392 21:18:03.328012  /Rammus, BIOS  09/04/2020

 5393 21:18:03.331482  # [   41.661574] Call Trace:

 5394 21:18:03.334737  # [   4<4>[   48.831010]  vfs_write+0xe7/0x3b0

 5395 21:18:03.338234  1.664592]  dump_stack+0x77/0x9b

 5396 21:18:03.344838  # [   41.668581]  ___might_slee<4>[   48.841215]  ksys_write+0x68/0xf0

 5397 21:18:03.348511  p.cold+0xa6/0xb6

 5398 21:18:03.351128  # [   41.673445]  exit_signals+0x1c/0x300

 5399 21:18:03.358006  # [<4>[   48.851471]  do_syscall_64+0x30/0x40

 5400 21:18:03.361364     41.677726]  do_exit+0xc2/0xab0

 5401 21:18:03.367824  # [   41.681520]  ? ksys_writ<4>[   48.861964]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5402 21:18:03.370881  e+0x68/0xf0

 5403 21:18:03.374150  # [   41.685694]  make_task_dead+0x2f/0x30

 5404 21:18:03.377692  # [   4<4>[   48.874113] RIP: 0033:0x7f3c7e485240

 5405 21:18:03.383974  1.690071]  rewind_stack_and_make_dead+0x17/0x20

 5406 21:18:03.406940  # [   41.695614<4>[   48.884617] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5407 21:18:03.410312  ] RIP: 0033:0x7f651ca45240

 5408 21:18:03.420282  # [   41.699892] Code: 40 00 48 8b 1<4>[   48.912112] RSP: 002b:00007ffc549a8b68 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5409 21:18:03.437044  5 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00<4>[   48.927089] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c7e485240

 5410 21:18:03.450151   80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 f<4>[   48.941564] RDX: 000000000000001f RSI: 00007f3c7e369000 RDI: 0000000000000001

 5411 21:18:03.456479  f ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5412 21:18:03.466652  # [   41.7<4>[   48.956047] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 5413 21:18:03.479624  21164] RSP: 002b:00007ffe4301bc48 EFLAGS: 00000202 ORIG_RAX: 000<4>[   48.970521] R10: 00007f3c7e3a64d0 R11: 0000000000000202 R12: 00007f3c7e369000

 5414 21:18:03.480097  0000000000001

 5415 21:18:03.493010  # [   41.729908] RAX: ffffffffffffffda RBX: 00000<4>[   48.985007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5416 21:18:03.496251  0000000000c RCX: 00007f651ca45240

 5417 21:18:03.502483  # [   41.738167] RDX: 0000000<4>[   48.999483] irq event stamp: 0

 5418 21:18:03.509325  00000000c RSI: 00007f651c929000 RDI: 0000000000000001

 5419 21:18:03.515822  # [   41.<4>[   49.009436] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5420 21:18:03.532016  746426] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000<4>[   49.022890] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5421 21:18:03.535656  000000000

 5422 21:18:03.548671  # [   41.754683] R10: 00007f651c9664d0 R11: 000000000<4>[   49.038535] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5423 21:18:03.552031  0000202 R12: 00007f651c929000

 5424 21:18:03.561909  # [   41.762941] R13: 00000000000<4>[   49.054216] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5425 21:18:03.568335  00001 R14: 0000000000020000 R15: 0000000000000000

 5426 21:18:03.575269  # EXEC_RODATA<4>[   49.067713] ---[ end trace 66ef3c01d1de29cd ]---

 5427 21:18:03.575770  : saw 'call trace:': ok

 5428 21:18:03.581634  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 5429 21:18:03.584728  <6>[   49.079433] lkdtm: Overflow detected: saturated

 5430 21:18:03.585479  

 5431 21:18:03.588059  # selftests: lkdtm: EXEC_USERSPACE.sh

 5432 21:18:03.591334  # Killed

 5433 21:18:03.598240  # [   41.905110] lkdtm: Performing direct entry EXEC_USERSPACE

 5434 21:18:03.604689  # [   41.914353] lkdtm: attempting ok execution at ffffffff8d3803b0

 5435 21:18:03.611333  # [   41.921186] lkdtm: attempting bad execution at 00007f79b6d9b000

 5436 21:18:03.617631  # [   41.934299] unable to execute userspace code (SMEP?) (uid: 0)

 5437 21:18:03.624535  # [   41.941014] BUG: unable to handle page fault for address: 00007f79b6d9b000

 5438 21:18:03.631187  # [   41.948982] #PF: supervisor instruction fetch in kernel mode

 5439 21:18:03.637552  # [   41.955591] #PF: error_code(0x0011) - permissions violation

 5440 21:18:03.647195  # [   41.962102] PGD 800000010692c067 P4D 800000010692c067 PUD 106e08067 PMD 1034ca067 PTE 10b8d3067

 5441 21:18:03.650289  # [   41.978326] Oops: 0011 [#10] SMP PTI

 5442 21:18:03.660112  # [   41.982608] CPU: 3 PID: 1781 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5443 21:18:03.666882  # [   41.991547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5444 21:18:03.670401  # [   41.998640] RIP: 0010:0x7f79b6d9b000

 5445 21:18:03.680126  # [   42.002919] Code: Unable to access opcode bytes at RIP 0x7f79b6d9afd6.

 5446 21:18:03.683185  # [   42.010497] RSP: 0018:ffffb2730253fe50 EFLAGS: 00010246

 5447 21:18:03.693195  # [   42.016620] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 5448 21:18:03.699629  # [   42.024877] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 5449 21:18:03.709809  # [   42.033134] RBP: 00007f79b6d9b000 R08: 0000000000000000 R09: 0000000000000000

 5450 21:18:03.716174  # [   42.041413] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 5451 21:18:03.726145  # [   42.049670] R13: ffffb2730253ff10 R14: ffffb2730253ff10 R15: ffff929a4274c000

 5452 21:18:03.736130  # [   42.057929] FS:  00007<6>[   49.231586] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5453 21:18:03.742313  <6>[   49.241798] lkdtm: attempting bad refcount_add_not_zero() overflow

 5454 21:18:03.749111  <4>[   49.249016] ------------[ cut here ]------------

 5455 21:18:03.758919  f79b6bb4740(0000) GS:ffff929abad80000(0000) knlGS:00000000000000<4>[   49.254498] refcount_t: saturated; leaking memory.

 5456 21:18:03.762306  00

 5457 21:18:03.775272  # [   42.067245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080<4>[   49.266363] WARNING: CPU: 2 PID: 2134 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5458 21:18:03.775405  050033

 5459 21:18:03.837908  # [   42.073950] CR2: 00007f79b6d9b000 CR3: 00000001027b<4>[   49.282288] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5460 21:18:03.844455  <4>[   49.342721] CPU: 2 PID: 2134 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5461 21:18:03.847812  c001 CR4: 00000000003706e0

 5462 21:18:03.851396  # [   42.082209] Call Trace:

 5463 21:18:03.857732  # [   <4>[   49.351679] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5464 21:18:03.864576  <4>[   49.364981] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5465 21:18:03.887353  <4>[   49.371108] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 5466 21:18:03.894308  <4>[   49.392385] RSP: 0018:ffffb27302b2fe38 EFLAGS: 00010282

 5467 21:18:03.900692  <4>[   49.398558] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5468 21:18:03.910380  <4>[   49.406822] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 5469 21:18:03.916960  <4>[   49.415084] RBP: ffffffff8f6c72f0 R08: 0000000000000000 R09: 0000000000000000

 5470 21:18:03.920299  42.085228]  ? __die_body.cold+0x1a/0x1f

 5471 21:18:03.930096  # [   42.089895]  ? no_<4>[   49.423360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5472 21:18:03.940428  <4>[   49.437840] R13: ffffb27302b2ff10 R14: ffffb27302b2ff10 R15: ffff929a46849000

 5473 21:18:03.950386  <4>[   49.446104] FS:  00007f725c737740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 5474 21:18:03.956977  <4>[   49.455436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5475 21:18:03.963254  <4>[   49.462144] CR2: 00007f725c716000 CR3: 0000000107710003 CR4: 00000000003706e0

 5476 21:18:03.966883  <4>[   49.470419] Call Trace:

 5477 21:18:03.969847  <4>[   49.473442]  ? __warn+0x80/0x110

 5478 21:18:03.973385  context+0x177/0x380

 5479 21:18:03.982941  # [   42.094273]  ? exc_page_fault+0x53/0x1<4>[   49.477364]  ? refcount_warn_saturate+0x97/0x110

 5480 21:18:03.983022  70

 5481 21:18:03.990047  # [   42.098940]  ? asm_exc_page_fault+0x1e/0x30

 5482 21:18:03.992905  # [   42.1<4>[   49.489020]  ? report_bug+0x9e/0xc0

 5483 21:18:03.996392  <4>[   49.499420]  ? handle_bug+0x41/0x90

 5484 21:18:04.002927  <4>[   49.503605]  ? exc_invalid_op+0x14/0x70

 5485 21:18:04.006260  <4>[   49.508178]  ? asm_exc_invalid_op+0x12/0x20

 5486 21:18:04.012561  <4>[   49.513143]  ? refcount_warn_saturate+0x97/0x110

 5487 21:18:04.019235  <4>[   49.518595]  ? refcount_warn_saturate+0x97/0x110

 5488 21:18:04.025993  <4>[   49.524044]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5489 21:18:04.032246  <4>[   49.530463]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5490 21:18:04.035886  <4>[   49.536979]  direct_entry.cold+0x2c/0x38

 5491 21:18:04.038867  <4>[   49.541652]  full_proxy_write+0x53/0x80

 5492 21:18:04.045372  03902]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 5493 21:18:04.048759  # [   42.109538] <4>[   49.546230]  vfs_write+0xe7/0x3b0

 5494 21:18:04.052280   ? direct_entry.cold+0x2c/0x38

 5495 21:18:04.062135  # [   42.114413]  ? full_proxy_w<4>[   49.556430]  ksys_write+0x68/0xf0

 5496 21:18:04.062220  rite+0x53/0x80

 5497 21:18:04.065465  # [   42.119176]  ? vfs_write+0xe7/0x3b0

 5498 21:18:04.072000  # [   <4>[   49.566636]  do_syscall_64+0x30/0x40

 5499 21:18:04.078708  <4>[   49.577133]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5500 21:18:04.081641  <4>[   49.583067] RIP: 0033:0x7f725c832240

 5501 21:18:04.084964  42.123359]  ? ksys_write+0x68/0xf0

 5502 21:18:04.108255  # [   42.127541]  ? do_sysca<4>[   49.587364] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5503 21:18:04.118191  <4>[   49.614853] RSP: 002b:00007fffb271da08 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5504 21:18:04.124750  <4>[   49.623601] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f725c832240

 5505 21:18:04.134559  <4>[   49.631862] RDX: 000000000000001f RSI: 00007f725c716000 RDI: 0000000000000001

 5506 21:18:04.141527  <4>[   49.640126] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 5507 21:18:04.150978  <4>[   49.648389] R10: 00007f725c7534d0 R11: 0000000000000202 R12: 00007f725c716000

 5508 21:18:04.157556  <4>[   49.656672] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5509 21:18:04.164297  <4>[   49.664937] irq event stamp: 0

 5510 21:18:04.170712  <4>[   49.668657] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5511 21:18:04.180804  <4>[   49.675950] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5512 21:18:04.187197  <4>[   49.685379] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5513 21:18:04.197113  <4>[   49.694806] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5514 21:18:04.200626  <4>[   49.702097] ---[ end trace 66ef3c01d1de29ce ]---

 5515 21:18:04.207233  <6>[   49.707545] lkdtm: Overflow detected: saturated

 5516 21:18:04.207385  ll_64+0x30/0x40

 5517 21:18:04.213911  # [   42.132012]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5518 21:18:04.269842  # [   42.138137] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5519 21:18:04.273003  # [   42.198567] CR2: 00007f79b6d9b000

 5520 21:18:04.279483  # [   42.202544] ---[ end trace 66ef3c01d1de29c4 ]---

 5521 21:18:04.282727  # [   42.207987] RIP: 0010:lkdtm_BUG+0x5/0x10

 5522 21:18:04.302465  # [   42.212653] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5523 21:18:04.308929  # [   42.233920] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5524 21:18:04.319193  # [   42.240042] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000

 5525 21:18:04.325472  # [   42.248300] RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 5526 21:18:04.335713  # [   42.256557] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5527 21:18:04.342403  # [   42.264814] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5528 21:18:04.351970  # [   42.27307<6>[   49.849528] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5529 21:18:04.355535  <6>[   49.856284] lkdtm: attempting good refcount_dec()

 5530 21:18:04.361846  <6>[   49.861860] lkdtm: attempting bad refcount_dec() to zero

 5531 21:18:04.375176  2] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a4779<4>[   49.868118] ------------[ cut here ]------------

 5532 21:18:04.375294  8000

 5533 21:18:04.385203  # [   42.281329] FS:  00007f79b6bb4740(0000) GS:ffff929aba<4>[   49.879776] refcount_t: decrement hit 0; leaking memory.

 5534 21:18:04.394990  <4>[   49.892247] WARNING: CPU: 3 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5535 21:18:04.398412  d80000(0000) knlGS:0000000000000000

 5536 21:18:04.457691  # [   42.290681] CS:  0010 <4>[   49.901975] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5537 21:18:04.463928  <4>[   49.962391] CPU: 3 PID: 2167 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5538 21:18:04.470523  DS: 0000 ES: 0000 CR0: 0000000080050033

 5539 21:18:04.477377  # [   42.303596] CR2: 0<4>[   49.971370] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5540 21:18:04.483935  <4>[   49.984684] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5541 21:18:04.506933  <4>[   49.990844] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5542 21:18:04.513381  <4>[   50.012121] RSP: 0018:ffffb27302bafe48 EFLAGS: 00010286

 5543 21:18:04.520122  <4>[   50.018281] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5544 21:18:04.530048  <4>[   50.026547] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 5545 21:18:04.536376  <4>[   50.034810] RBP: ffffffff8f6c76a9 R08: 0000000000000000 R09: 0000000000000000

 5546 21:18:04.546504  <4>[   50.043077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5547 21:18:04.549575  0007f79b6d9b000 CR3: 00000001027bc001 CR4: 00000000003706e0

 5548 21:18:04.559748  # E<4>[   50.051361] R13: ffffb27302baff10 R14: ffffb27302baff10 R15: ffff929a42ad9000

 5549 21:18:04.569562  <4>[   50.065840] FS:  00007f07f098d740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 5550 21:18:04.575712  <4>[   50.075202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5551 21:18:04.585993  <4>[   50.081915] CR2: 00007f07f096c000 CR3: 0000000105b86003 CR4: 00000000003706e0

 5552 21:18:04.586106  <4>[   50.090210] Call Trace:

 5553 21:18:04.592517  <4>[   50.093253]  ? __warn+0x80/0x110

 5554 21:18:04.595922  XEC_USERSPACE: saw 'call trace:': ok

 5555 21:18:04.602318  ok 35 selftests: lkdtm: EX<4>[   50.097160]  ? refcount_warn_saturate+0xfb/0x110

 5556 21:18:04.605196  <4>[   50.108816]  ? report_bug+0x9e/0xc0

 5557 21:18:04.611996  <4>[   50.113035]  ? handle_bug+0x41/0x90

 5558 21:18:04.615495  <4>[   50.117254]  ? exc_invalid_op+0x14/0x70

 5559 21:18:04.621704  <4>[   50.121858]  ? asm_exc_invalid_op+0x12/0x20

 5560 21:18:04.625006  <4>[   50.126827]  ? refcount_warn_saturate+0xfb/0x110

 5561 21:18:04.628571  EC_USERSPACE.sh

 5562 21:18:04.632152  # selftests: lkdtm: EXEC_NULL.sh

 5563 21:18:04.632344  # Killed

 5564 21:18:04.638133  # [<4>[   50.132295]  ? refcount_warn_saturate+0xfb/0x110

 5565 21:18:04.645015  <4>[   50.143951]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5566 21:18:04.648328  <4>[   50.149226]  direct_entry.cold+0x2c/0x38

 5567 21:18:04.654846     42.456965] lkdtm: Performing direct entry EXEC_NULL

 5568 21:18:04.658060  # [   42<4>[   50.153932]  full_proxy_write+0x53/0x80

 5569 21:18:04.664500  .466936] lkdtm: attempting ok execution at ffffffff8d3803b0

 5570 21:18:04.667686  # [<4>[   50.164720]  vfs_write+0xe7/0x3b0

 5571 21:18:04.677547     42.479960] lkdtm: attempting bad execution at 000000000000000<4>[   50.174925]  ksys_write+0x68/0xf0

 5572 21:18:04.684009  <4>[   50.185132]  do_syscall_64+0x30/0x40

 5573 21:18:04.691034  <4>[   50.189446]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5574 21:18:04.693915  <4>[   50.195384] RIP: 0033:0x7f07f0a88240

 5575 21:18:04.714071  <4>[   50.199694] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5576 21:18:04.723586  <4>[   50.220970] RSP: 002b:00007fffcc8399f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5577 21:18:04.733400  <4>[   50.229725] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f07f0a88240

 5578 21:18:04.740132  <4>[   50.237990] RDX: 0000000000000012 RSI: 00007f07f096c000 RDI: 0000000000000001

 5579 21:18:04.750352  <4>[   50.246253] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 5580 21:18:04.756372  <4>[   50.254518] R10: 00007f07f09a94d0 R11: 0000000000000202 R12: 00007f07f096c000

 5581 21:18:04.766687  <4>[   50.262782] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5582 21:18:04.769852  <4>[   50.271051] irq event stamp: 0

 5583 21:18:04.769935  0

 5584 21:18:04.782865  # [   42.493104] BUG: kernel NULL pointer dereference, addres<4>[   50.274779] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5585 21:18:04.792968  <4>[   50.288280] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5586 21:18:04.802918  <4>[   50.297739] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5587 21:18:04.809429  <4>[   50.307169] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5588 21:18:04.812777  <4>[   50.314461] ---[ end trace 66ef3c01d1de29cf ]---

 5589 21:18:04.819168  <6>[   50.319908] lkdtm: Zero detected: saturated

 5590 21:18:04.822203  s: 0000000000000000

 5591 21:18:04.829040  # [   42.507367] #PF: supervisor instruction fetch in kernel mode

 5592 21:18:04.832224  # [   42.513974] #PF: error_code(0x0010) - not-present page

 5593 21:18:04.835684  # [   42.519998] PGD 0 P4D 0 

 5594 21:18:04.842049  # [   42.523114] Oops: 0010 [#11] SMP PTI

 5595 21:18:04.848884  # [   42.527407] CPU: 0 PID: 1818 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5596 21:18:04.855190  # [   42.536356] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5597 21:18:04.858760  # [   42.543452] RIP: 0010:0x0

 5598 21:18:04.868290  # [   42.546662] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5599 21:18:04.874750  # [   42.554630] RSP: 0018:ffffb273024c7e48 EFLAGS: 00010246

 5600 21:18:04.881672  # [   42.560752] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5601 21:18:04.888348  # [   42.569009] RDX: 0000000000000000 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 5602 21:18:04.897858  # [   42.577268] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5603 21:18:04.904886  # [   42.585527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5604 21:18:04.914440  # [   42.593784] R13: ffffb273024c7f10 R14: ffffb273024c7f10 R15: ffff929a46d03000

 5605 21:18:04.924342  # [   42.602044] FS:  00007fdaec77c740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5606 21:18:04.930829  # [   42.611372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5607 21:18:04.943915  # [   42.618077] CR2: ffffffffffffffd6 CR3: 00000001060aa003 CR4: 000000<6>[   50.440889] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5608 21:18:04.950742  <6>[   50.450017] lkdtm: attempting bad refcount_dec() below zero

 5609 21:18:04.957003  <4>[   50.456544] ------------[ cut here ]------------

 5610 21:18:04.957084  00003706f0

 5611 21:18:04.960449  # [   42.626334] Call Trace:

 5612 21:18:04.967174  # [   42.629380]  ? __<4>[   50.462022] refcount_t: decrement hit 0; leaking memory.

 5613 21:18:04.976824  <4>[   50.474481] WARNING: CPU: 3 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5614 21:18:04.980009  die_body.cold+0x1a/0x1f

 5615 21:18:05.039362  # [   42.634074]  ? no_context+0x177/0x<4>[   50.484207] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5616 21:18:05.045850  <4>[   50.544633] CPU: 3 PID: 2203 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5617 21:18:05.049198  380

 5618 21:18:05.052774  # [   42.638452]  ? exc_page_fault+0x53/0x170

 5619 21:18:05.063211  # [   42.643<4>[   50.553591] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5620 21:18:05.066047  <4>[   50.566895] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5621 21:18:05.088992  <4>[   50.573052] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5622 21:18:05.092371  124]  ? asm_exc_page_fault+0x1e/0x30

 5623 21:18:05.102181  # [   42.648086]  execute_<4>[   50.594364] RSP: 0018:ffffb27302c0fe48 EFLAGS: 00010286

 5624 21:18:05.108581  <4>[   50.606703] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5625 21:18:05.118610  <4>[   50.614967] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 5626 21:18:05.125151  <4>[   50.623229] RBP: ffffffff8f6c76bb R08: 0000000000000000 R09: 0000000000000000

 5627 21:18:05.135233  <4>[   50.631494] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5628 21:18:05.141653  <4>[   50.639756] R13: ffffb27302c0ff10 R14: ffffb27302c0ff10 R15: ffff929a45999000

 5629 21:18:05.151688  <4>[   50.648021] FS:  00007fac12216740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 5630 21:18:05.158091  <4>[   50.657397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5631 21:18:05.167905  <4>[   50.664140] CR2: 00007fac121f5000 CR3: 0000000103476001 CR4: 00000000003706e0

 5632 21:18:05.167989  <4>[   50.672409] Call Trace:

 5633 21:18:05.174223  <4>[   50.675436]  ? __warn+0x80/0x110

 5634 21:18:05.177717  <4>[   50.679364]  ? refcount_warn_saturate+0xfb/0x110

 5635 21:18:05.180876  location+0x45/0x56

 5636 21:18:05.187451  # [   42.652661]  direct_entry.cold+0x2c/0x3<4>[   50.684823]  ? report_bug+0x9e/0xc0

 5637 21:18:05.193966  <4>[   50.695214]  ? handle_bug+0x41/0x90

 5638 21:18:05.197638  <4>[   50.699431]  ? exc_invalid_op+0x14/0x70

 5639 21:18:05.203785  <4>[   50.704035]  ? asm_exc_invalid_op+0x12/0x20

 5640 21:18:05.207705  <4>[   50.709027]  ? refcount_warn_saturate+0xfb/0x110

 5641 21:18:05.207782  8

 5642 21:18:05.213899  # [   42.657321]  full_proxy_write+0x53/0x80

 5643 21:18:05.220323  # [   42.661898<4>[   50.714504]  ? refcount_warn_saturate+0xfb/0x110

 5644 21:18:05.227548  <4>[   50.726158]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5645 21:18:05.230117  <4>[   50.731833]  direct_entry.cold+0x2c/0x38

 5646 21:18:05.233389  <4>[   50.736540]  full_proxy_write+0x53/0x80

 5647 21:18:05.240373  <4>[   50.741147]  vfs_write+0xe7/0x3b0

 5648 21:18:05.240458  ]  vfs_write+0xe7/0x3b0

 5649 21:18:05.246643  # [   42.665878]  ksys_write+0x68/0xf0

 5650 21:18:05.250191  <4>[   50.745173]  ksys_write+0x68/0xf0

 5651 21:18:05.250274  

 5652 21:18:05.253243  # [   42.669867]  do_syscall_64+0x30/0x40

 5653 21:18:05.259684  # [   42.674146]  en<4>[   50.755379]  do_syscall_64+0x30/0x40

 5654 21:18:05.263252  try_SYSCALL_64_after_hwframe+0x67/0xcc

 5655 21:18:05.272812  # [   42.680075] RIP: 00<4>[   50.765876]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5656 21:18:05.276052  <4>[   50.778020] RIP: 0033:0x7fac12311240

 5657 21:18:05.295898  <4>[   50.782352] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5658 21:18:05.299230  33:0x7fdaec877240

 5659 21:18:05.312504  # [   42.684359] Code: 40 00 48 8b 15 c1 9b 0<4>[   50.803643] RSP: 002b:00007ffe49112248 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5660 21:18:05.322699  <4>[   50.818597] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fac12311240

 5661 21:18:05.329105  <4>[   50.826863] RDX: 0000000000000016 RSI: 00007fac121f5000 RDI: 0000000000000001

 5662 21:18:05.338991  <4>[   50.835125] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5663 21:18:05.345267  <4>[   50.843410] R10: 00007fac122324d0 R11: 0000000000000202 R12: 00007fac121f5000

 5664 21:18:05.355234  <4>[   50.851673] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5665 21:18:05.358816  <4>[   50.859944] irq event stamp: 0

 5666 21:18:05.372218  d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1<4>[   50.863663] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5667 21:18:05.381449  <4>[   50.877164] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5668 21:18:05.391506  <4>[   50.886624] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5669 21:18:05.398399  <4>[   50.896055] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5670 21:18:05.401334  <4>[   50.903380] ---[ end trace 66ef3c01d1de29d0 ]---

 5671 21:18:05.407912  <6>[   50.908829] lkdtm: Negative detected: saturated

 5672 21:18:05.417646   23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5673 21:18:05.427657  # [   42.705630] RSP: 002b:00007ffeb3f1d2e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5674 21:18:05.434246  # [   42.714375] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fdaec877240

 5675 21:18:05.444117  # [   42.722633] RDX: 000000000000000a RSI: 00007fdaec75b000 RDI: 0000000000000001

 5676 21:18:05.450743  # [   42.730893] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 5677 21:18:05.460668  # [   42.739153] R10: 00007fdaec7984d0 R11: 0000000000000202 R12: 00007fdaec75b000

 5678 21:18:05.467168  # [   42.747412] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5679 21:18:05.523601  # [   42.755674] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5680 21:18:05.526601  # [   42.809892] CR2: 0000000000000000

 5681 21:18:05.530022  # [   42.813881] ---[ end trace 66ef3c01d1de29c5 ]---

 5682 21:18:05.536688  # [   42.819326] RIP: 0010:lkdtm_BUG+0x5/0x10

 5683 21:18:05.556236  # [   42.824022] Code: 89 ff e8 6e ae 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 70 ee c9 03

 5684 21:18:05.566326  #<6>[   51.062051] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5685 21:18:05.569758   [   42.845290] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5686 21:18:05.579448  # [<6>[   51.071308] lkdtm: attempting bad refcount_dec_and_test() below zero

 5687 21:18:05.589399     42.851411] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0<4>[   51.084929] ------------[ cut here ]------------

 5688 21:18:05.592623  000000000000000

 5689 21:18:05.602374  # [   42.859669] RDX: 0000000000000000 RSI: fff<4>[   51.096608] refcount_t: underflow; use-after-free.

 5690 21:18:05.605640  f929abad9bf50 RDI: ffffffff8f2403b0

 5691 21:18:05.618689  # [   42.867927] RBP: fffff<4>[   51.108509] WARNING: CPU: 0 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5692 21:18:05.622522  fff8f72e170 R08: 0000000000000001 R09: 0000000000000001

 5693 21:18:05.677925  # [   4<4>[   51.124435] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5694 21:18:05.694474  2.876185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000<4>[   51.184867] CPU: 0 PID: 2239 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5695 21:18:05.694573  00000000004

 5696 21:18:05.708290  # [   42.884444] R13: ffffb27301417f10 R14: ffffb27<4>[   51.200046] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5697 21:18:05.711093  301417f10 R15: ffff929a47798000

 5698 21:18:05.721175  # [   42.892705] FS:  00007fdae<4>[   51.213277] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5699 21:18:05.724283  c77c740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5700 21:18:05.747210  <4>[   51.225632] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 5701 21:18:05.760255  # [   42.902031] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800500<4>[   51.253116] RSP: 0018:ffffb27302cb7e40 EFLAGS: 00010286

 5702 21:18:05.760349  33

 5703 21:18:05.773729  # [   42.908737] CR2: ffffffffffffffd6 CR3: 00000001060aa003<4>[   51.265463] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5704 21:18:05.776721   CR4: 00000000003706f0

 5705 21:18:05.790051  # [   42.916996] BUG: sleeping function <4>[   51.279941] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 5706 21:18:05.792974  called from invalid context at include/linux/percpu-rwsem.h:49

 5707 21:18:05.803053  <4>[   51.294438] RBP: ffffffff8f6c7310 R08: 0000000000000000 R09: 0000000000000000

 5708 21:18:05.816019  # [   42.927198] in_atomic(): 0, irqs_disabled(): 1, non_block: <4>[   51.308914] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5709 21:18:05.819521  0, pid: 1818, name: cat

 5710 21:18:05.832510  # [   42.935942] INFO: lockdep is turne<4>[   51.323425] R13: ffffb27302cb7f10 R14: ffffb27302cb7f10 R15: ffff929a43dbb000

 5711 21:18:05.832595  d off.

 5712 21:18:05.835840  # [   42.940608] irq event stamp: 0

 5713 21:18:05.845728  # [   42.944303] ha<4>[   51.337882] FS:  00007f4f9f6e9740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 5714 21:18:05.852348  rdirqs last  enabled at (0): [<0000000000000000>] 0x0

 5715 21:18:05.858950  # [   42.<4>[   51.353441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5716 21:18:05.875333  951592] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy<4>[   51.366398] CR2: 00007f4f9f6c8000 CR3: 0000000102970006 CR4: 00000000003706f0

 5717 21:18:05.878826  _process+0x65c/0x20e0

 5718 21:18:05.885045  # [   42.961007] softirqs last  enabled a<4>[   51.380868] Call Trace:

 5719 21:18:05.888352  t (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5720 21:18:05.895474  # [   42.<4>[   51.390103]  ? __warn+0x80/0x110

 5721 21:18:05.901857  970430] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5722 21:18:05.904722  <4>[   51.400224]  ? refcount_warn_saturate+0xba/0x110

 5723 21:18:05.904801  

 5724 21:18:05.915068  # [   42.977718] CPU: 0 PID: 1818 Comm: cat Tainted: G      D W<4>[   51.411883]  ? report_bug+0x9e/0xc0

 5725 21:18:05.917977           5.10.216-cip46 #1

 5726 21:18:05.927834  # [   42.986657] Hardware name: Goog<4>[   51.422285]  ? handle_bug+0x41/0x90

 5727 21:18:05.931115  le Rammus/Rammus, BIOS  09/04/2020

 5728 21:18:05.937772  # [   42.993750] Call Trace:<4>[   51.432684]  ? exc_invalid_op+0x14/0x70

 5729 21:18:05.937877  

 5730 21:18:05.941081  # [   42.996768]  dump_stack+0x77/0x9b

 5731 21:18:05.947733  # [   43.000764]  ___m<4>[   51.443489]  ? asm_exc_invalid_op+0x12/0x20

 5732 21:18:05.951077  ight_sleep.cold+0xa6/0xb6

 5733 21:18:05.961241  # [   43.005627]  exit_signals+0x1c/0<4>[   51.454664]  ? refcount_warn_saturate+0xba/0x110

 5734 21:18:05.961324  x300

 5735 21:18:05.964229  # [   43.009907]  do_exit+0xc2/0xab0

 5736 21:18:05.974344  # [   43.013693]  ? <4>[   51.466353]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5737 21:18:05.974427  ksys_write+0x68/0xf0

 5738 21:18:05.984227  # [   43.017866]  make_task_dead+0x2f/0x30<4>[   51.478963]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5739 21:18:05.987064  

 5740 21:18:05.990612  # [   43.022234]  rewind_stack_and_make_dead+0x17/0x20

 5741 21:18:05.997104  # [   <4>[   51.491705]  direct_entry.cold+0x2c/0x38

 5742 21:18:06.000652  43.027766] RIP: 0033:0x7fdaec877240

 5743 21:18:06.007117  # [   43.032044] Code: 40 0<4>[   51.502587]  full_proxy_write+0x53/0x80

 5744 21:18:06.017075  0 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7<4>[   51.513418]  vfs_write+0xe7/0x3b0

 5745 21:18:06.026664   0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3<4>[   51.523594]  ksys_write+0x68/0xf0

 5746 21:18:06.033574  d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5747 21:18:06.036808  #<4>[   51.533827]  do_syscall_64+0x30/0x40

 5748 21:18:06.049732   [   43.053318] RSP: 002b:00007ffeb3f1d2e8 EFLAGS: 00000202 ORIG<4>[   51.544308]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5749 21:18:06.053185  _RAX: 0000000000000001

 5750 21:18:06.059773  # [   43.062063] RAX: ffffffffffffffda R<4>[   51.556465] RIP: 0033:0x7f4f9f7e4240

 5751 21:18:06.066303  BX: 000000000000000a RCX: 00007fdaec877240

 5752 21:18:06.089574  # [   43.070324] RDX<4>[   51.566955] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5753 21:18:06.096384  : 000000000000000a RSI: 00007fdaec75b000 RDI: 0000000000000001

 5754 21:18:06.102566  <4>[   51.594487] RSP: 002b:00007ffd6caa4e48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5755 21:18:06.119054  # [   43.078584] RBP: 000000000000000a R08: 00000000ffffffff R09<4>[   51.609436] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4f9f7e4240

 5756 21:18:06.119137  : 0000000000000000

 5757 21:18:06.132484  # [   43.086843] R10: 00007fdaec7984d0 R11: <4>[   51.623927] RDX: 000000000000001f RSI: 00007f4f9f6c8000 RDI: 0000000000000001

 5758 21:18:06.135280  0000000000000202 R12: 00007fdaec75b000

 5759 21:18:06.145208  # [   43.095103] R13: 00<4>[   51.638413] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 5760 21:18:06.152000  00000000000001 R14: 0000000000020000 R15: 0000000000000000

 5761 21:18:06.161794  # EX<4>[   51.652919] R10: 00007f4f9f7054d0 R11: 0000000000000202 R12: 00007f4f9f6c8000

 5762 21:18:06.164949  EC_NULL: saw 'call trace:': ok

 5763 21:18:06.174677  ok 36 selftests: lkdtm: EXEC_NUL<4>[   51.667382] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5764 21:18:06.174759  L.sh

 5765 21:18:06.181386  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5766 21:18:06.181460  # Killed

 5767 21:18:06.184728  # [   4<4>[   51.681887] irq event stamp: 0

 5768 21:18:06.191255  3.282221] lkdtm: Performing direct entry ACCESS_USERSPACE

 5769 21:18:06.198052  # [  <4>[   51.691780] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5770 21:18:06.204382   43.290223] lkdtm: attempting bad read at 00007f3a31f60000

 5771 21:18:06.214382  # [ <4>[   51.705311] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5772 21:18:06.230602    43.296671] BUG: unable to handle page fault for address: 00007<4>[   51.720938] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5773 21:18:06.230682  f3a31f60000

 5774 21:18:06.243974  # [   43.310830] #PF: supervisor read access in ker<4>[   51.736596] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5775 21:18:06.244057  nel mode

 5776 21:18:06.257290  # [   43.316859] #PF: error_code(0x0001) - permissions<4>[   51.750092] ---[ end trace 66ef3c01d1de29d1 ]---

 5777 21:18:06.257371   violation

 5778 21:18:06.267320  # [   43.329583] PGD 80000001036b4067 P4D 8000000103<6>[   51.761762] lkdtm: Negative detected: saturated

 5779 21:18:06.273886  6b4067 PUD 1034cd067 PMD 102ab2067 PTE 10ee59067

 5780 21:18:06.276790  # [   43.345809] Oops: 0001 [#12] SMP PTI

 5781 21:18:06.283682  # [   43.350090] CPU: 2 PID: 1855 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5782 21:18:06.293354  # [   43.359030] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5783 21:18:06.300279  # [   43.366126] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5784 21:18:06.319757  # [   43.372637] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 58 85 6c 8f e8 c4 d6 fb ff 48 c7 c7 80 85 6c 8f b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 ab d6 fb ff 48 89 ee 48 c7 c7 a8 85 6c

 5785 21:18:06.326660  # [   43.393904] RSP: 0018:ffffb27302657e48 EFLAGS: 00010246

 5786 21:18:06.332944  # [   43.400026] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 5787 21:18:06.343116  # [   43.408285] RDX: 0000000000000000 RSI: ffff929abad1bf50 RDI: ffffffff8f6c8580

 5788 21:18:06.349657  # [   43.416545] RBP: 00007f3a31f60000 R08: 0000000000000000 R09: 0000000000000000

 5789 21:18:06.359207  # [   43.424805] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 5790 21:18:06.366126  # [   43.433064] R13: ffffb27302657f10 R14: ffffb27302657f10 R15: ffff929a42ab8000

 5791 21:18:06.375744  # [   43.441325] FS:  00007f3a31d79740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 5792 21:18:06.382311  # [   43.450654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5793 21:18:06.388896  # [   43.457360] CR2: 00007f3a31f60000 CR3: 0000000105bba002 CR4: 00000000003706e0

 5794 21:18:06.392253  # [   43.465617] Call Trace:

 5795 21:18:06.398794  # [   43.468637]  ? __die_body.cold+0x1a/0x1f

 5796 21:18:06.401941  # [   43.473307]  ? no_context+0x177/0x380

 5797 21:18:06.411994  # [   43.477687]  <6>[   51.909811] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5798 21:18:06.418562  <6>[   51.917960] lkdtm: attempting bad refcount_sub_and_test() below zero

 5799 21:18:06.421863  ? exc_page_fault+0x53/0x170

 5800 21:18:06.431621  # [   43.488563]  ? asm_exc_page_fa<4>[   51.925360] ------------[ cut here ]------------

 5801 21:18:06.435184  <4>[   51.937022] refcount_t: underflow; use-after-free.

 5802 21:18:06.444786  <4>[   51.942697] WARNING: CPU: 3 PID: 2275 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5803 21:18:06.448079  ult+0x1e/0x30

 5804 21:18:06.507789  # [   43.493525]  ? lkdtm_ACCESS_USERSPACE.cold+0<4>[   51.952428] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5805 21:18:06.514089  <4>[   52.012838] CPU: 3 PID: 2275 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5806 21:18:06.517380  x41/0xa3

 5807 21:18:06.530417  # [   43.499358]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0<4>[   52.021810] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5808 21:18:06.530505  xa3

 5809 21:18:06.534321  # [   43.505189]  direct_entry.cold+0x2c/0x38

 5810 21:18:06.540446  # [   43.509<4>[   52.035123] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5811 21:18:06.543742  858]  full_proxy_write+0x53/0x80

 5812 21:18:06.570101  # [   43.514429]  vfs_write+0x<4>[   52.047464] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 5813 21:18:06.576604  <4>[   52.074953] RSP: 0018:ffffb27302d47e40 EFLAGS: 00010286

 5814 21:18:06.576690  e7/0x3b0

 5815 21:18:06.580034  # [   43.518418]  ksys_write+0x68/0xf0

 5816 21:18:06.589715  # [   43.52241<4>[   52.081115] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5817 21:18:06.596319  <4>[   52.095592] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 5818 21:18:06.606332  <4>[   52.103857] RBP: ffffffff8f6c7330 R08: 0000000000000000 R09: 0000000000000000

 5819 21:18:06.612785  <4>[   52.112143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5820 21:18:06.616470  7]  do_syscall_64+0x30/0x40

 5821 21:18:06.629598  # [   43.526696]  entry_SYSCALL_64_<4>[   52.120422] R13: ffffb27302d47f10 R14: ffffb27302d47f10 R15: ffff929a4696e000

 5822 21:18:06.639204  <4>[   52.134891] FS:  00007fcd21c12740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 5823 21:18:06.645683  <4>[   52.144224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5824 21:18:06.652546  <4>[   52.150933] CR2: 00007fcd21bf1000 CR3: 00000001034c8002 CR4: 00000000003706e0

 5825 21:18:06.655639  <4>[   52.159198] Call Trace:

 5826 21:18:06.659153  <4>[   52.162240]  ? __warn+0x80/0x110

 5827 21:18:06.662182  after_hwframe+0x67/0xcc

 5828 21:18:06.672304  # [   43.532624] RIP: 0033:0x7f3a31e742<4>[   52.166146]  ? refcount_warn_saturate+0xba/0x110

 5829 21:18:06.675288  <4>[   52.177802]  ? report_bug+0x9e/0xc0

 5830 21:18:06.678669  <4>[   52.181990]  ? handle_bug+0x41/0x90

 5831 21:18:06.685267  <4>[   52.186207]  ? exc_invalid_op+0x14/0x70

 5832 21:18:06.688541  <4>[   52.190782]  ? asm_exc_invalid_op+0x12/0x20

 5833 21:18:06.695095  <4>[   52.195772]  ? refcount_warn_saturate+0xba/0x110

 5834 21:18:06.701457  <4>[   52.201252]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5835 21:18:06.708125  <4>[   52.207705]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5836 21:18:06.711201  <4>[   52.214247]  direct_entry.cold+0x2c/0x38

 5837 21:18:06.717757  <4>[   52.218922]  full_proxy_write+0x53/0x80

 5838 21:18:06.717840  40

 5839 21:18:06.728054  # [   43.536903] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 8<4>[   52.223526]  vfs_write+0xe7/0x3b0

 5840 21:18:06.730861  <4>[   52.233726]  ksys_write+0x68/0xf0

 5841 21:18:06.734394  <4>[   52.237720]  do_syscall_64+0x30/0x40

 5842 21:18:06.740869  <4>[   52.242028]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5843 21:18:06.747590  <4>[   52.247963] RIP: 0033:0x7fcd21d0d240

 5844 21:18:06.767480  <4>[   52.252245] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5845 21:18:06.777123  <4>[   52.273523] RSP: 002b:00007ffdb6db6078 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5846 21:18:06.783992  <4>[   52.282273] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fcd21d0d240

 5847 21:18:06.793807  <4>[   52.290537] RDX: 000000000000001f RSI: 00007fcd21bf1000 RDI: 0000000000000001

 5848 21:18:06.800332  <4>[   52.298800] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 5849 21:18:06.810298  <4>[   52.307065] R10: 00007fcd21c2e4d0 R11: 0000000000000202 R12: 00007fcd21bf1000

 5850 21:18:06.816801  <4>[   52.315328] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5851 21:18:06.826639  9 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74<4>[   52.323615] irq event stamp: 0

 5852 21:18:06.839607   17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 0<4>[   52.333523] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5853 21:18:06.849517  <4>[   52.347033] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5854 21:18:06.859427  <4>[   52.356491] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5855 21:18:06.866122  <4>[   52.365922] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5856 21:18:06.872398  <4>[   52.373216] ---[ end trace 66ef3c01d1de29d2 ]---

 5857 21:18:06.878998  <6>[   52.378663] lkdtm: Negative detected: saturated

 5858 21:18:06.882524  0 00 00 00 48 83 ec 28 48 89

 5859 21:18:06.888902  # [   43.558164] RSP: 002b:00007ffea0dbfc08 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5860 21:18:06.899016  # [   43.566909] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f3a31e74240

 5861 21:18:06.905771  # [   43.575168] RDX: 0000000000000011 RSI: 00007f3a31d58000 RDI: 0000000000000001

 5862 21:18:06.915770  # [   43.583426] RBP: 0000000000000011 R08: 00000000ffffffff R09: 0000000000000000

 5863 21:18:06.922278  # [   43.591686] R10: 00007f3a31d954d0 R11: 0000000000000202 R12: 00007f3a31d58000

 5864 21:18:06.928732  # [   43.599945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5865 21:18:06.984843  # [   43.608205] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5866 21:18:06.988436  # [   43.668640] CR2: 00007f3a31f60000

 5867 21:18:06.995218  # [   43.672626] ---[ end trace 66ef3c01d1de29c6 ]---

 5868 21:18:06.998067  # [   43.678069] RIP: 0010:lkdtm_BUG+0x5/0x10

 5869 21:18:07.014961  # [   43.682736] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc<6>[   52.511253] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5870 21:18:07.021405  <6>[   52.521220] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5871 21:18:07.034807   48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 0<6>[   52.528632] lkdtm: Good: zero detected

 5872 21:18:07.037607  <6>[   52.539313] lkdtm: Correctly stayed at zero

 5873 21:18:07.044322  <6>[   52.544278] lkdtm: attempting bad refcount_inc() from zero

 5874 21:18:07.050861  <4>[   52.550696] ------------[ cut here ]------------

 5875 21:18:07.057849  <4>[   52.556142] refcount_t: addition on 0; use-after-free.

 5876 21:18:07.067579  <4>[   52.562199] WARNING: CPU: 3 PID: 2308 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5877 21:18:07.070652  0 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03

 5878 21:18:07.126645  # [   43.704003]<4>[   52.571928] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5879 21:18:07.136672  <4>[   52.632350] CPU: 3 PID: 2308 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5880 21:18:07.140110   RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 5881 21:18:07.149613  # [   43.710125] R<4>[   52.641305] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5882 21:18:07.159677  AX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000000000000000<4>[   52.654617] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5883 21:18:07.159766  

 5884 21:18:07.189269  # [   43.718383] RDX: 0000000000000000 RSI: ffff929abad9bf50 R<4>[   52.666955] Code: 02 01 e8 55 50 c2 00 0f 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62 8f c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62

 5885 21:18:07.196162  <4>[   52.694443] RSP: 0018:ffffb27302dcfe48 EFLAGS: 00010286

 5886 21:18:07.196252  DI: ffffffff8f2403b0

 5887 21:18:07.209136  # [   43.726640] RBP: ffffffff8f72e170 R08<4>[   52.700597] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5888 21:18:07.215630  <4>[   52.715076] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 5889 21:18:07.222382  : 0000000000000001 R09: 0000000000000001

 5890 21:18:07.231916  # [   43.734898] R10: <4>[   52.723369] RBP: ffffffff8f6c76d1 R08: 0000000000000000 R09: 0000000000000000

 5891 21:18:07.238848  <4>[   52.737837] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5892 21:18:07.248683  <4>[   52.746101] R13: ffffb27302dcff10 R14: ffffb27302dcff10 R15: ffff929a4778c000

 5893 21:18:07.258488  <4>[   52.754366] FS:  00007f471ea67740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 5894 21:18:07.265173  <4>[   52.763698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5895 21:18:07.271788  <4>[   52.770409] CR2: 00007f471ea46000 CR3: 0000000106152006 CR4: 00000000003706e0

 5896 21:18:07.275169  <4>[   52.778670] Call Trace:

 5897 21:18:07.278285  <4>[   52.781709]  ? __warn+0x80/0x110

 5898 21:18:07.284784  00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5899 21:18:07.291605  # <4>[   52.785613]  ? refcount_warn_saturate+0x74/0x110

 5900 21:18:07.294894  <4>[   52.797268]  ? report_bug+0x9e/0xc0

 5901 21:18:07.297936  <4>[   52.801455]  ? handle_bug+0x41/0x90

 5902 21:18:07.304484  <4>[   52.805664]  ? exc_invalid_op+0x14/0x70

 5903 21:18:07.308144  <4>[   52.810237]  ? asm_exc_invalid_op+0x12/0x20

 5904 21:18:07.314722  <4>[   52.815201]  ? refcount_warn_saturate+0x74/0x110

 5905 21:18:07.321236  <4>[   52.820677]  ? refcount_warn_saturate+0x74/0x110

 5906 21:18:07.324263  <4>[   52.826125]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5907 21:18:07.331045  <4>[   52.831379]  direct_entry.cold+0x2c/0x38

 5908 21:18:07.334004  <4>[   52.836052]  full_proxy_write+0x53/0x80

 5909 21:18:07.337758  <4>[   52.840651]  vfs_write+0xe7/0x3b0

 5910 21:18:07.344326  <4>[   52.844665]  ksys_write+0x68/0xf0

 5911 21:18:07.347221  <4>[   52.848656]  do_syscall_64+0x30/0x40

 5912 21:18:07.353720  <4>[   52.852939]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5913 21:18:07.357338  <4>[   52.858870] RIP: 0033:0x7f471eb62240

 5914 21:18:07.377072  <4>[   52.863151] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5915 21:18:07.386782  <4>[   52.884426] RSP: 002b:00007ffeb7e25bb8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5916 21:18:07.396521  <4>[   52.893175] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f471eb62240

 5917 21:18:07.403411  <4>[   52.901437] RDX: 0000000000000012 RSI: 00007f471ea46000 RDI: 0000000000000001

 5918 21:18:07.413102  <4>[   52.909699] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 5919 21:18:07.419735  <4>[   52.917961] R10: 00007f471ea834d0 R11: 0000000000000202 R12: 00007f471ea46000

 5920 21:18:07.429769  <4>[   52.926224] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5921 21:18:07.439635  [   43.743157] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: <4>[   52.934495] irq event stamp: 0

 5922 21:18:07.445997  <4>[   52.944405] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5923 21:18:07.446092  ffff929a47798000

 5924 21:18:07.462803  # [   43.751415] FS:  00007f3a31d79740(0000) G<4>[   52.951699] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5925 21:18:07.465869  S:ffff929abad00000(0000) knlGS:0000000000000000

 5926 21:18:07.475885  # [   43.760740<4>[   52.967348] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 5927 21:18:07.482368  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5928 21:18:07.489009  # [   43.76<4>[   52.982992] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5929 21:18:07.501863  7445] CR2: 00007f3a31f60000 CR3: 0000000105bba002 CR4: 000000000<4>[   52.996501] ---[ end trace 66ef3c01d1de29d3 ]---

 5930 21:18:07.501957  03706e0

 5931 21:18:07.508636  # ACCESS_USERSPACE: saw 'call trace:': ok

 5932 21:18:07.512061  ok 37 selfte<6>[   53.008165] lkdtm: Zero detected: saturated

 5933 21:18:07.515647  sts: lkdtm: ACCESS_USERSPACE.sh

 5934 21:18:07.518504  # selftests: lkdtm: ACCESS_NULL.sh

 5935 21:18:07.521880  # Killed

 5936 21:18:07.528495  # [   43.908648] lkdtm: Performing direct entry ACCESS_NULL

 5937 21:18:07.531760  # [   43.918582] lkdtm: attempting bad read at 0000000000000000

 5938 21:18:07.541404  # [   43.931234] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5939 21:18:07.548028  # [   43.945487] #PF: supervisor read access in kernel mode

 5940 21:18:07.551159  # [   43.951515] #PF: error_code(0x0000) - not-present page

 5941 21:18:07.554887  # [   43.963755] PGD 0 P4D 0 

 5942 21:18:07.561329  # [   43.966874] Oops: 0000 [#13] SMP PTI

 5943 21:18:07.567809  # [   43.977365] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5944 21:18:07.574764  # [   43.986304] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5945 21:18:07.581041  # [   43.999615] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5946 21:18:07.604004  # [   44.005157] Code: 68 d6 fb ff be 00 10 00 00 48 89 ef e8 c6 f4 0d ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 58 85 6c 8f e8 42 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 80 85 6c 8f 48 01

 5947 21:18:07.607233  # [   44.032636] RSP: 0018:ffffb27302737e58 EFLAGS: 00010246

 5948 21:18:07.617255  # [   44.038758] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5949 21:18:07.624237  # [   44.047018] RDX: 0000000000000000 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 5950 21:18:07.633853  # [   44.055277] RBP: ffffffff8f6c7649 R08: 0000000000000000 R09: 0000000000000000

 5951 21:18:07.640786  # [   44.063527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5952 21:18:07.650346  # [   44.071785] R13: ffffb27302737f10 R14: ffffb27302737f10 R15: ffff929a46388000

 5953 21:18:07.656928  # [   44.080045] FS:  00007ff3e08a7740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 5954 21:18:07.670476  # [   44.089363] CS:  0010 DS: 0000 ES:<6>[   53.167042] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5955 21:18:07.670564   0000 CR0: 0000000080050033

 5956 21:18:07.683427  # [   44.096068] CR2: 0000000000000<6>[   53.175156] lkdtm: attempting safe refcount_add_not_zero() from zero

 5957 21:18:07.686858  000 CR3: 00000001063bc006 CR4: 00000000003706e0

 5958 21:18:07.693253  # [   44.104324<6>[   53.188761] lkdtm: Good: zero detected

 5959 21:18:07.693337  ] Call Trace:

 5960 21:18:07.699682  # [   44.107362]  ? __die_body.cold+0x1a/0x1f

 5961 21:18:07.702920  # <6>[   53.199445] lkdtm: Correctly stayed at zero

 5962 21:18:07.709564  [   44.118245]  ? no_context+0x177/0x380

 5963 21:18:07.716649  # [   44.122625]  ? ex<6>[   53.210616] lkdtm: attempting bad refcount_add() from zero

 5964 21:18:07.719571  c_page_fault+0x53/0x170

 5965 21:18:07.729616  # [   44.133500]  ? asm_exc_page_fault+<4>[   53.223252] ------------[ cut here ]------------

 5966 21:18:07.729701  0x1e/0x30

 5967 21:18:07.736196  # [   44.138460]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5968 21:18:07.739508  # [ <4>[   53.234914] refcount_t: addition on 0; use-after-free.

 5969 21:18:07.746062    44.143322]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5970 21:18:07.756208  # [   44.154406]  d<4>[   53.247187] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5971 21:18:07.759076  irect_entry.cold+0x2c/0x38

 5972 21:18:07.818415  # [   44.159074]  full_proxy_write+0<4>[   53.263094] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 5973 21:18:07.818554  x53/0x80

 5974 21:18:07.821660  # [   44.163647]  vfs_write+0xe7/0x3b0

 5975 21:18:07.831620  # [   44.17384<4>[   53.323543] CPU: 1 PID: 2341 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 5976 21:18:07.835055  4]  ksys_write+0x68/0xf0

 5977 21:18:07.844865  # [   44.177825]  do_syscall_64+0x30/0<4>[   53.338676] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5978 21:18:07.844956  x40

 5979 21:18:07.851664  # [   44.182102]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5980 21:18:07.858280  <4>[   53.351991] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5981 21:18:07.877893  <4>[   53.364356] Code: 02 01 e8 55 50 c2 00 0f 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62 8f c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62

 5982 21:18:07.884305  <4>[   53.385636] RSP: 0018:ffffb27302e77e48 EFLAGS: 00010286

 5983 21:18:07.884393  

 5984 21:18:07.891178  # [   44.188033] RIP: 0033:0x7ff3e09a2240

 5985 21:18:07.900729  # [   44.192311] Cod<4>[   53.391765] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5986 21:18:07.907724  <4>[   53.406240] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 5987 21:18:07.923922  e: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff f<4>[   53.414504] RBP: ffffffff8f6c76e3 R08: 0000000000000000 R09: 0000000000000000

 5988 21:18:07.930695  <4>[   53.428977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5989 21:18:07.947181  f eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05<4>[   53.437242] R13: ffffb27302e77f10 R14: ffffb27302e77f10 R15: ffff929a42981000

 5990 21:18:07.953840  <4>[   53.451714] FS:  00007ff7728f8740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 5991 21:18:07.966972   <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 4<4>[   53.461047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5992 21:18:07.976838  <4>[   53.473968] CR2: 00007ff7728d7000 CR3: 000000010275e005 CR4: 00000000003706e0

 5993 21:18:07.976925  8 89

 5994 21:18:07.986850  # [   44.213570] RSP: 002b:00007ffdf8371378 EFLAGS: 000002<4>[   53.482234] Call Trace:

 5995 21:18:07.990086  02 ORIG_RAX: 0000000000000001

 5996 21:18:07.996904  # [   44.222305] RAX: fffffffffff<4>[   53.491473]  ? __warn+0x80/0x110

 5997 21:18:07.999874  fffda RBX: 000000000000000c RCX: 00007ff3e09a2240

 5998 21:18:08.006320  # [   44.2305<4>[   53.501582]  ? refcount_warn_saturate+0x74/0x110

 5999 21:18:08.016182  63] RDX: 000000000000000c RSI: 00007ff3e0886000 RDI: 00000000000<4>[   53.513244]  ? report_bug+0x9e/0xc0

 6000 21:18:08.019575  00001

 6001 21:18:08.026239  # [   44.238820] RBP: 000000000000000c R08: 00000000fffff<4>[   53.523648]  ? handle_bug+0x41/0x90

 6002 21:18:08.029723  fff R09: 0000000000000000

 6003 21:18:08.039555  # [   44.247079] R10: 00007ff3e08c34d<4>[   53.534049]  ? exc_invalid_op+0x14/0x70

 6004 21:18:08.042857  0 R11: 0000000000000202 R12: 00007ff3e0886000

 6005 21:18:08.049384  # [   44.255328] <4>[   53.544840]  ? asm_exc_invalid_op+0x12/0x20

 6006 21:18:08.062366  R13: 0000000000000001 R14: 0000000000020000 R15: 000000000000000<4>[   53.556021]  ? refcount_warn_saturate+0x74/0x110

 6007 21:18:08.062461  0

 6008 21:18:08.072184  # [   44.263589] Modules linked in: fuse ip_tables cros_ec_se<4>[   53.567683]  ? refcount_warn_saturate+0x74/0x110

 6009 21:18:08.085657  nsors cros_ec_lid_angle cros_ec_sensors_core industrialio_trigge<4>[   53.579364]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6010 21:18:08.095608  red_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightb<4>[   53.590834]  direct_entry.cold+0x2c/0x38

 6011 21:18:08.105750  ar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charg<4>[   53.601723]  full_proxy_write+0x53/0x80

 6012 21:18:08.115283  er cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhu<4>[   53.612512]  vfs_write+0xe7/0x3b0

 6013 21:18:08.128285  b videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_p<4>[   53.622720]  ksys_write+0x68/0xf0

 6014 21:18:08.138147  kg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_commo<4>[   53.632928]  do_syscall_64+0x30/0x40

 6015 21:18:08.141375  <4>[   53.643426]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6016 21:18:08.154731  n snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kb<4>[   53.649364] RIP: 0033:0x7ff7729f3240

 6017 21:18:08.158192  d_led_backlight coreboot_table chromeos_pstore

 6018 21:18:08.181285  # [   44.323985]<4>[   53.659853] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6019 21:18:08.184243   CR2: 0000000000000000

 6020 21:18:08.197491  # [   44.327971] ---[ end trace 66ef3c01<4>[   53.687360] RSP: 002b:00007ffe5445f198 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6021 21:18:08.204099  <4>[   53.702326] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff7729f3240

 6022 21:18:08.207405  d1de29c7 ]---

 6023 21:18:08.210917  # [   44.333415] RIP: 0010:lkdtm_BUG+0x5/0x10

 6024 21:18:08.217379  # <4>[   53.710616] RDX: 0000000000000012 RSI: 00007ff7728d7000 RDI: 0000000000000001

 6025 21:18:08.227116  <4>[   53.725092] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6026 21:18:08.240597  [   44.338083] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff ff e<4>[   53.733363] R10: 00007ff7729144d0 R11: 0000000000000202 R12: 00007ff7728d7000

 6027 21:18:08.250161  <4>[   53.747833] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6028 21:18:08.260157  b de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb<4>[   53.756101] irq event stamp: 0

 6029 21:18:08.273041   c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 0<4>[   53.766009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6030 21:18:08.276478  0 00 83 05 70 ee c9 03

 6031 21:18:08.289419  # [   44.359355] RSP: 0018:ffffb27301417<4>[   53.779523] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6032 21:18:08.289515  e60 EFLAGS: 00010282

 6033 21:18:08.306251  # [   44.365479] RAX: ffffffff8d37ffe0 RBX<4>[   53.795169] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6034 21:18:08.309271  : 0000000000000001 RCX: 0000000000000000

 6035 21:18:08.319573  # [   44.373737] RDX: <4>[   53.810817] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6036 21:18:08.322598  0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b0

 6037 21:18:08.329409  # <4>[   53.824330] ---[ end trace 66ef3c01d1de29d4 ]---

 6038 21:18:08.342470  [   44.381995] RBP: ffffffff8f72e170 R08: 0000000000000001 R09: <6>[   53.835998] lkdtm: Zero detected: saturated

 6039 21:18:08.342566  0000000000000001

 6040 21:18:08.352124  # [   44.390255] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6041 21:18:08.359046  # [   44.398512] R13: ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 6042 21:18:08.368847  # [   44.406771] FS:  00007ff3e08a7740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6043 21:18:08.375271  # [   44.416097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6044 21:18:08.381961  # [   44.422803] CR2: 0000000000000000 CR3: 00000001063bc006 CR4: 00000000003706e0

 6045 21:18:08.391813  # [   44.431061] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 6046 21:18:08.401566  # [   44.441261] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1891, name: cat

 6047 21:18:08.404893  # [   44.450006] INFO: lockdep is turned off.

 6048 21:18:08.408485  # [   44.454672] irq event stamp: 0

 6049 21:18:08.418181  # [   44.458368] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6050 21:18:08.425020  # [   44.465649] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6051 21:18:08.434708  # [   44.475074] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6052 21:18:08.444375  # [   44.484498] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6053 21:18:08.451070  # [   44.491787] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6054 21:18:08.457726  # [   44.500726] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6055 21:18:08.461165  # [   44.507820] Call Trace:

 6056 21:18:08.464810  # [   44.510837]  dump_stack+0x77/0x9b

 6057 21:18:08.471126  # [   44.514826]  ___might_sleep.cold+0xa6/0xb6

 6058 21:18:08.474237  # [   44.525899]  exit_signals+0x1c/0x300

 6059 21:18:08.484305  # [   44.530178]  do_exit+0xc2/0x<6>[   53.981591] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6060 21:18:08.484407  ab0

 6061 21:18:08.490669  # [   44.533965]  ? ksys_write+0x68/0xf0

 6062 21:18:08.497614  # [   44.538147] <6>[   53.991141] lkdtm: attempting bad refcount_inc() from saturated

 6063 21:18:08.500681   make_task_dead+0x2f/0x30

 6064 21:18:08.510559  # [   44.542522]  rewind_stack_and_ma<4>[   54.004261] ------------[ cut here ]------------

 6065 21:18:08.510660  ke_dead+0x17/0x20

 6066 21:18:08.517332  # [   44.548062] RIP: 0033:0x7ff3e09a2240

 6067 21:18:08.520328  # <4>[   54.015918] refcount_t: saturated; leaking memory.

 6068 21:18:08.536979  [   44.552356] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 4<4>[   54.027808] WARNING: CPU: 1 PID: 2377 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6069 21:18:08.600023  8 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8<4>[   54.043715] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6070 21:18:08.612898   01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 0<4>[   54.104152] CPU: 1 PID: 2377 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6071 21:18:08.616114  0 00 48 83 ec 28 48 89

 6072 21:18:08.625846  # [   44.573629] RSP: 002b:00007ffdf8371<4>[   54.119305] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6073 21:18:08.632367  378 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6074 21:18:08.639093  # [   44.582365<4>[   54.132598] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6075 21:18:08.665243  ] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff3e09a2<4>[   54.144940] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 6076 21:18:08.665362  240

 6077 21:18:08.678604  # [   44.590625] RDX: 000000000000000c RSI: 00007ff3e088600<4>[   54.172435] RSP: 0018:ffffb27302cafe48 EFLAGS: 00010286

 6078 21:18:08.682082  0 RDI: 0000000000000001

 6079 21:18:08.692055  # [   44.598884] RBP: 000000000000000c <4>[   54.184777] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6080 21:18:08.698451  R08: 00000000ffffffff R09: 0000000000000000

 6081 21:18:08.708583  # [   44.607143] R1<4>[   54.199256] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 6082 21:18:08.715188  0: 00007ff3e08c34d0 R11: 0000000000000202 R12: 00007ff3e0886000

 6083 21:18:08.721687  <4>[   54.213735] RBP: ffffffff8f6c76f5 R08: 0000000000000000 R09: 0000000000000000

 6084 21:18:08.721786  

 6085 21:18:08.737797  # [   44.615410] R13: 0000000000000001 R14: 0000000000020000 R1<4>[   54.228215] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6086 21:18:08.744691  <4>[   54.242694] R13: ffffb27302caff10 R14: ffffb27302caff10 R15: ffff929a45ba8000

 6087 21:18:08.747886  5: 0000000000000000

 6088 21:18:08.751434  # ACCESS_NULL: saw 'call trace:': ok

 6089 21:18:08.760906  ok 38<4>[   54.250960] FS:  00007f2652810740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6090 21:18:08.764381   selftests: lkdtm: ACCESS_NULL.sh

 6091 21:18:08.774019  # selftests: lkdtm: WRITE_RO.<4>[   54.266501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6092 21:18:08.774137  sh

 6093 21:18:08.774242  # Killed

 6094 21:18:08.787182  # [   44.745367] lkdtm: Performing direct entry WR<4>[   54.279428] CR2: 00007f26527ef000 CR3: 00000001059c2003 CR4: 00000000003706e0

 6095 21:18:08.790680  <4>[   54.293908] Call Trace:

 6096 21:18:08.790820  ITE_RO

 6097 21:18:08.800772  # [   44.753747] lkdtm: attempting bad rodata write at f<4>[   54.296935]  ? __warn+0x80/0x110

 6098 21:18:08.804076  fffffff8f240830

 6099 21:18:08.813809  # [   44.767171] BUG: unable to handle page fau<4>[   54.307036]  ? refcount_warn_saturate+0x51/0x110

 6100 21:18:08.816921  lt for address: ffffffff8f240830

 6101 21:18:08.823777  # [   44.781340] #PF: supervis<4>[   54.318697]  ? report_bug+0x9e/0xc0

 6102 21:18:08.826834  or write access in kernel mode

 6103 21:18:08.833459  # [   44.787465] #PF: error_code<4>[   54.329098]  ? handle_bug+0x41/0x90

 6104 21:18:08.836897  (0x0003) - permissions violation

 6105 21:18:08.843486  # [   44.800189] PGD 11dc29067<4>[   54.339497]  ? exc_invalid_op+0x14/0x70

 6106 21:18:08.850156   P4D 11dc29067 PUD 11dc2a063 PMD 800000011d6000e1 

 6107 21:18:08.856548  # [   44.814<4>[   54.350289]  ? asm_exc_invalid_op+0x12/0x20

 6108 21:18:08.860067  474] Oops: 0003 [#14] SMP PTI

 6109 21:18:08.866315  # [   44.818754] CPU: 1 PID: 1927<4>[   54.361472]  ? refcount_warn_saturate+0x51/0x110

 6110 21:18:08.872984   Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6111 21:18:08.879762  # [   <4>[   54.373135]  ? refcount_warn_saturate+0x51/0x110

 6112 21:18:08.889434  44.833903] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020<4>[   54.384799]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6113 21:18:08.889550  

 6114 21:18:08.896278  # [   44.841000] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 6115 21:18:08.902938  # [   44.<4>[   54.396756]  direct_entry.cold+0x2c/0x38

 6116 21:18:08.912217  846252] Code: 00 48 c7 c7 38 84 6c 8f 48 c7 c6 30 08 24 8f e8 ec<4>[   54.407647]  full_proxy_write+0x53/0x80

 6117 21:18:08.922309   d8 fb ff 48 8b 05 80 80 81 01 ba 34 12 cd ab 48 c7 c7 68 84 6c <4>[   54.418438]  vfs_write+0xe7/0x3b0

 6118 21:18:08.932168  8f 48 31 d0 <48> 89 05 6a 80 81 01 e9 ca d8 fb ff 0f 1f 44 00 00<4>[   54.428646]  ksys_write+0x68/0xf0

 6119 21:18:08.935282   48 8b 05 79 6b

 6120 21:18:08.942580  # [   44.873732] RSP: 0018:ffffb273027cfe60 EFL<4>[   54.438854]  do_syscall_64+0x30/0x40

 6121 21:18:08.945572  AGS: 00010202

 6122 21:18:08.955601  # [   44.879846] RAX: 000000000198b861 RBX: 00000<4>[   54.449366]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6123 21:18:08.958674  00000000028 RCX: 0000000000000000

 6124 21:18:08.965097  # [   44.888106] RDX: 0000000<4>[   54.461517] RIP: 0033:0x7f265290b240

 6125 21:18:08.972040  0abcd1234 RSI: ffff929abac9bf50 RDI: ffffffff8f6c8468

 6126 21:18:08.995140  # [   44.<4>[   54.472016] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6127 21:18:09.008364  896359] RBP: ffffffff8f6c7655 R08: 0000000000000000 R09: 0000000<4>[   54.499513] RSP: 002b:00007ffe5ea07fe8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6128 21:18:09.018423  <4>[   54.514480] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f265290b240

 6129 21:18:09.018547  000000000

 6130 21:18:09.031399  # [   44.904619] R10: 00000000ffffe000 R11: 3ffffffff<4>[   54.522746] RDX: 0000000000000017 RSI: 00007f26527ef000 RDI: 0000000000000001

 6131 21:18:09.038000  <4>[   54.537223] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 6132 21:18:09.041166  fffffff R12: 0000000000000009

 6133 21:18:09.054345  # [   44.912878] R13: ffffb273027<4>[   54.545490] R10: 00007f265282c4d0 R11: 0000000000000202 R12: 00007f26527ef000

 6134 21:18:09.060987  <4>[   54.559965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6135 21:18:09.067572  cff10 R14: ffffb273027cff10 R15: ffff929a46152000

 6136 21:18:09.070829  # [   44.9211<4>[   54.568236] irq event stamp: 0

 6137 21:18:09.087521  36] FS:  00007fe07121d740(0000) GS:ffff929abac80000(0000) knlGS:<4>[   54.578145] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6138 21:18:09.087635  0000000000000000

 6139 21:18:09.100393  # [   44.930462] CS:  0010 DS: 0000 ES: 0000 C<4>[   54.591658] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6140 21:18:09.103425  R0: 0000000080050033

 6141 21:18:09.116821  # [   44.937166] CR2: ffffffff8f240830 CR3<4>[   54.607307] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6142 21:18:09.119845  : 000000010122c003 CR4: 00000000003706e0

 6143 21:18:09.129685  # [   44.945424] Call <4>[   54.622954] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6144 21:18:09.129796  Trace:

 6145 21:18:09.136603  # [   44.948444]  ? __die_body.cold+0x1a/0x1f

 6146 21:18:09.143130  # [   44.<4>[   54.636467] ---[ end trace 66ef3c01d1de29d5 ]---

 6147 21:18:09.146143  959327]  ? no_context+0x177/0x380

 6148 21:18:09.152659  # [   44.963731]  ? exc_page_<6>[   54.648136] lkdtm: Saturation detected: still saturated

 6149 21:18:09.156044  fault+0xd7/0x170

 6150 21:18:09.159306  # [   44.974607]  ? asm_exc_page_fault+0x1e/0x30

 6151 21:18:09.166127  # [   44.979568]  ? lkdtm_WRITE_RO+0x2e/0x3a

 6152 21:18:09.169339  # [   44.984139]  direct_entry.cold+0x2c/0x38

 6153 21:18:09.175966  # [   44.995020]  full_proxy_write+0x53/0x80

 6154 21:18:09.179226  # [   44.999593]  vfs_write+0xe7/0x3b0

 6155 21:18:09.182553  # [   45.009791]  ksys_write+0x68/0xf0

 6156 21:18:09.185717  # [   45.013772]  do_syscall_64+0x30/0x40

 6157 21:18:09.192195  # [   45.018052]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6158 21:18:09.195737  # [   45.023982] RIP: 0033:0x7fe071318240

 6159 21:18:09.218936  # [   45.028252] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6160 21:18:09.225349  # [   45.049511] RSP: 002b:00007ffd8ab3cb18 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6161 21:18:09.235273  # [   45.058255] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fe071318240

 6162 21:18:09.241803  # [   45.066515] RDX: 0000000000000009 RSI: 00007fe0711fc000 RDI: 0000000000000001

 6163 21:18:09.252282  # [   45.074773] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 6164 21:18:09.258580  # [   45.083033] R10: 00007fe0712394d0 R11: 0000000000000202 R12: 00007fe0711fc000

 6165 21:18:09.268038  # [   45.091292] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6166 21:18:09.291493  # [   45.099554] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_l<6>[   54.790293] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6167 21:18:09.304142  ightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_<6>[   54.798153] lkdtm: attempting bad refcount_dec() from saturated

 6168 21:18:09.317383  charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sen<4>[   54.811270] ------------[ cut here ]------------

 6169 21:18:09.330797  sorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi <4>[   54.822931] refcount_t: decrement hit 0; leaking memory.

 6170 21:18:09.343862  x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_<4>[   54.835398] WARNING: CPU: 1 PID: 2413 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6171 21:18:09.406191  common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cr<4>[   54.851306] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6172 21:18:09.409421  os_kbd_led_backlight coreboot_table chromeos_pstore

 6173 21:18:09.419164  # [   45.15<4>[   54.911735] CPU: 1 PID: 2413 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6174 21:18:09.422705  9953] CR2: ffffffff8f240830

 6175 21:18:09.432673  # [   45.163942] ---[ end trace 66e<4>[   54.926900] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6176 21:18:09.435641  f3c01d1de29c8 ]---

 6177 21:18:09.445793  # [   45.169379] RIP: 0010:lkdtm_BUG+0x5/0x1<4>[   54.940218] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6178 21:18:09.445923  0

 6179 21:18:09.475147  # [   45.174047] Code: 89 ff e8 6e ae 79 ff 48 c7 c0 ea ff ff<4>[   54.952562] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6180 21:18:09.485181   ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff <4>[   54.980060] RSP: 0018:ffffb27302f97e48 EFLAGS: 00010286

 6181 21:18:09.501425  ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f<4>[   54.992412] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6182 21:18:09.508246  <4>[   55.006893] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 6183 21:18:09.511270   44 00 00 83 05 70 ee c9 03

 6184 21:18:09.524900  # [   45.201528] RSP: 0018:ffffb273<4>[   55.015160] RBP: ffffffff8f6c770c R08: 0000000000000000 R09: 0000000000000000

 6185 21:18:09.531152  <4>[   55.029637] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6186 21:18:09.534531  01417e60 EFLAGS: 00010282

 6187 21:18:09.547746  # [   45.207652] RAX: ffffffff8d37ffe<4>[   55.037903] R13: ffffb27302f97f10 R14: ffffb27302f97f10 R15: ffff929a46024000

 6188 21:18:09.551245  0 RBX: 0000000000000001 RCX: 0000000000000000

 6189 21:18:09.560800  # [   45.215911] <4>[   55.052382] FS:  00007fa4b669d740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6190 21:18:09.567880  <4>[   55.067936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6191 21:18:09.584193  RDX: 0000000000000000 RSI: ffff929abad9bf50 RDI: ffffffff8f2403b<4>[   55.074647] CR2: 00007fa4b667c000 CR3: 0000000102652004 CR4: 00000000003706e0

 6192 21:18:09.587449  <4>[   55.089124] Call Trace:

 6193 21:18:09.587558  0

 6194 21:18:09.597112  # [   45.224170] RBP: ffffffff8f72e170 R08: 0000000000000001 <4>[   55.092152]  ? __warn+0x80/0x110

 6195 21:18:09.597222  R09: 0000000000000001

 6196 21:18:09.607014  # [   45.232429] R10: 00000000ffffe000 R1<4>[   55.102254]  ? refcount_warn_saturate+0xfb/0x110

 6197 21:18:09.610372  1: 3fffffffffffffff R12: 0000000000000004

 6198 21:18:09.617230  # [   45.240688] R13:<4>[   55.113921]  ? report_bug+0x9e/0xc0

 6199 21:18:09.623625   ffffb27301417f10 R14: ffffb27301417f10 R15: ffff929a47798000

 6200 21:18:09.630186  #<4>[   55.124344]  ? handle_bug+0x41/0x90

 6201 21:18:09.633700  <4>[   55.134752]  ? exc_invalid_op+0x14/0x70

 6202 21:18:09.643238   [   45.248945] FS:  00007fe07121d740(0000) GS:ffff929abac80000(<4>[   55.139329]  ? asm_exc_invalid_op+0x12/0x20

 6203 21:18:09.646548  0000) knlGS:0000000000000000

 6204 21:18:09.656513  # [   45.258272] CS:  0010 DS: 000<4>[   55.150504]  ? refcount_warn_saturate+0xfb/0x110

 6205 21:18:09.660001  0 ES: 0000 CR0: 0000000080050033

 6206 21:18:09.666737  # [   45.264979] CR2: ffffffff<4>[   55.162167]  ? refcount_warn_saturate+0xfb/0x110

 6207 21:18:09.673226  8f240830 CR3: 000000010122c003 CR4: 00000000003706e0

 6208 21:18:09.679749  # WRITE_RO<4>[   55.173833]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6209 21:18:09.683075  : saw 'call trace:': ok

 6210 21:18:09.686352  ok 39 selftests: lkdtm: WRITE_RO.sh

 6211 21:18:09.689345  # <4>[   55.185792]  direct_entry.cold+0x2c/0x38

 6212 21:18:09.696093  selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6213 21:18:09.696215  # Killed

 6214 21:18:09.703059  # [   45.402<4>[   55.196687]  full_proxy_write+0x53/0x80

 6215 21:18:09.705898  467] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 6216 21:18:09.712659  # [   4<4>[   55.207476]  vfs_write+0xe7/0x3b0

 6217 21:18:09.722778  5.410581] lkdtm: attempting bad ro_after_init write at ffffffff8<4>[   55.217685]  ksys_write+0x68/0xf0

 6218 21:18:09.722889  f74f350

 6219 21:18:09.732306  # [   45.418490] BUG: unable to handle page fault for a<4>[   55.227892]  do_syscall_64+0x30/0x40

 6220 21:18:09.735754  ddress: ffffffff8f74f350

 6221 21:18:09.745663  # [   45.426487] #PF: supervisor write<4>[   55.238413]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6222 21:18:09.745774   access in kernel mode

 6223 21:18:09.755653  # [   45.432612] #PF: error_code(0x0003)<4>[   55.250573] RIP: 0033:0x7fa4b6798240

 6224 21:18:09.758677   - permissions violation

 6225 21:18:09.781666  # [   45.439124] PGD 11dc29067 P4D 11d<4>[   55.261072] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6226 21:18:09.788044  c29067 PUD 11dc2a063 PMD 10005e063 PTE 800000011db4f061

 6227 21:18:09.798001  # [   4<4>[   55.288566] RSP: 002b:00007ffe6e3e7b78 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6228 21:18:09.805018  <4>[   55.303535] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa4b6798240

 6229 21:18:09.808089  5.454671] Oops: 0003 [#15] SMP PTI

 6230 21:18:09.821215  # [   45.458953] CPU: 3 PID:<4>[   55.311803] RDX: 0000000000000017 RSI: 00007fa4b667c000 RDI: 0000000000000001

 6231 21:18:09.827712  <4>[   55.326280] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 6232 21:18:09.834762   1963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6233 21:18:09.844235  #<4>[   55.334548] R10: 00007fa4b66b94d0 R11: 0000000000000202 R12: 00007fa4b667c000

 6234 21:18:09.850705  <4>[   55.349027] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6235 21:18:09.861125   [   45.467892] Hardware name: Google Rammus/Rammus, BIOS  09/04<4>[   55.357298] irq event stamp: 0

 6236 21:18:09.867553  <4>[   55.367205] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6237 21:18:09.870564  /2020

 6238 21:18:09.883581  # [   45.474990] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e<4>[   55.374502] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6239 21:18:09.893596  <4>[   55.390144] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6240 21:18:09.893707  /0x5a

 6241 21:18:09.906728  # [   45.481308] Code: 84 6c 8f e9 9e d8 fb ff 48 c7 c7 c<4>[   55.399577] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6242 21:18:09.913463  <4>[   55.413084] ---[ end trace 66ef3c01d1de29d6 ]---

 6243 21:18:09.923124  0 84 6c 8f e8 92 d8 fb ff 48 8b 05 46 6b d2 01 ba 34 12 cd ab 48<6>[   55.418534] lkdtm: Saturation detected: still saturated

 6244 21:18:09.933237   c7 c7 68 84 6c 8f 48 31 d0 <48> 89 05 30 6b d2 01 e9 70 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 6245 21:18:09.939762  # [   45.502580] RSP: 0018:ffffb2730282fe60 EFLAGS: 00010202

 6246 21:18:09.949487  # [   45.508704] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 6247 21:18:09.956230  # [   45.516954] RDX: 00000000abcd1234 RSI: ffff929abad9bf50 RDI: ffffffff8f6c8468

 6248 21:18:09.966249  # [   45.525212] RBP: ffffffff8f6c765e R08: 0000000000000000 R09: 0000000000000000

 6249 21:18:09.972658  # [   45.533471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 6250 21:18:09.979262  # [   45.541731] R13: ffffb2730282ff10 R14: ffffb2730282ff10 R15: ffff929a43e1e000

 6251 21:18:09.989142  # [   45.549989] FS:  00007f3e48d3e740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6252 21:18:09.995596  # [   45.559315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6253 21:18:10.005615  # [   45.566021] CR2: ffffffff8f74f350 CR3: 000000010285c006 CR4: 00000000003706e0

 6254 21:18:10.008989  # [   45.574281] Call Trace:

 6255 21:18:10.012421  # [   45.577301]  ? __die_body.cold+0x1a/0x1f

 6256 21:18:10.015653  # [   45.581969]  ? no_context+0x177/0x380

 6257 21:18:10.022306  # [   45.586359]  ? exc_page_fault+0xd7/0x170

 6258 21:18:10.025509  # [   45.591026]  ? asm_exc_page_fault+0x1e/0x30

 6259 21:18:10.032375  # [   45.595986]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 6260 21:18:10.035406  # [   45.601625]  direct_entry.cold+0x2c/0x38

 6261 21:18:10.041956  # [   45.606295]  full_proxy_write+0x53/0x80

 6262 21:18:10.045033  # [   45.610869]  vfs_write+0xe7/0x3b0

 6263 21:18:10.048531  # [   45.614858]  ksys_write+0x68/0xf0

 6264 21:18:10.051656  # [   45.618847]  do_syscall_64+0x30/0x40

 6265 21:18:10.058534  # [   45.623126]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6266 21:18:10.061853  # [   45.629047] RIP: 0033:0x7f3e48e39240

 6267 21:18:10.084754  # [   45.633328] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6268 21:18:10.094684  # [   45.654621] RSP: 002b<6>[   55.591536] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6269 21:18:10.101041  :00007ffc0819c288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6270 21:18:10.107630  #<6>[   55.599589] lkdtm: attempting bad refcount_dec() from saturated

 6271 21:18:10.117478   [   45.663364] RAX: ffffffffffffffda RBX: 0000000000000014 RCX:<4>[   55.612717] ------------[ cut here ]------------

 6272 21:18:10.121178   00007f3e48e39240

 6273 21:18:10.130638  # [   45.671623] RDX: 0000000000000014 RSI: 0<4>[   55.624367] refcount_t: saturated; leaking memory.

 6274 21:18:10.134283  0007f3e48d1d000 RDI: 0000000000000001

 6275 21:18:10.147139  # [   45.679881] RBP: 000<4>[   55.636253] WARNING: CPU: 1 PID: 2449 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6276 21:18:10.150659  0000000000014 R08: 00000000ffffffff R09: 0000000000000000

 6277 21:18:10.206532  # [  <4>[   55.652157] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6278 21:18:10.223192   45.688137] R10: 00007f3e48d5a4d0 R11: 0000000000000202 R12: 000<4>[   55.712583] CPU: 1 PID: 2449 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6279 21:18:10.223308  07f3e48d1d000

 6280 21:18:10.236456  # [   45.696409] R13: 0000000000000001 R14: 00000<4>[   55.727742] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6281 21:18:10.239731  00000020000 R15: 0000000000000000

 6282 21:18:10.246426  # [   45.704703] Modules link<4>[   55.741059] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6283 21:18:10.275844  ed in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_<4>[   55.753409] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 6284 21:18:10.285689  sensors_core industrialio_triggered_buffer kfifo_buf industriali<4>[   55.780905] RSP: 0018:ffffb2730301fe48 EFLAGS: 00010286

 6285 21:18:10.302021  o cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 <4>[   55.793248] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6286 21:18:10.315177  cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo vi<4>[   55.807730] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 6287 21:18:10.325267  <4>[   55.822211] RBP: ffffffff8f6c7723 R08: 0000000000000000 R09: 0000000000000000

 6288 21:18:10.338302  deobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core <4>[   55.830477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6289 21:18:10.354924  videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_<4>[   55.844952] R13: ffffb2730301ff10 R14: ffffb2730301ff10 R15: ffff929a429c5000

 6290 21:18:10.367751  compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i<4>[   55.859434] FS:  00007f778cb5e740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6291 21:18:10.381241  2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table c<4>[   55.874983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6292 21:18:10.384354  hromeos_pstore

 6293 21:18:10.387775  # [   45.765136] CR2: ffffffff8f74f350

 6294 21:18:10.397735  # [   45<4>[   55.887936] CR2: 00007f778cb3d000 CR3: 00000001029c6004 CR4: 00000000003706e0

 6295 21:18:10.400886  .769125] ---[ end trace 66ef3c01d1de29c9 ]---

 6296 21:18:10.403948  # [   45.774561] <4>[   55.902415] Call Trace:

 6297 21:18:10.407191  RIP: 0010:lkdtm_BUG+0x5/0x10

 6298 21:18:10.414136  # [   45.779227] Code: 89 ff e8 6e<4>[   55.911676]  ? __warn+0x80/0x110

 6299 21:18:10.427039   ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc <4>[   55.921765]  ? refcount_warn_saturate+0x51/0x110

 6300 21:18:10.437180  cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f<4>[   55.933431]  ? report_bug+0x9e/0xc0

 6301 21:18:10.443639   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03

 6302 21:18:10.446750  # [   45<4>[   55.943864]  ? handle_bug+0x41/0x90

 6303 21:18:10.453522  .800494] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 6304 21:18:10.460110  # [   45.8<4>[   55.954239]  ? exc_invalid_op+0x14/0x70

 6305 21:18:10.469796  06615] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 00000000<4>[   55.965026]  ? asm_exc_invalid_op+0x12/0x20

 6306 21:18:10.469891  00000000

 6307 21:18:10.483526  # [   45.814874] RDX: 0000000000000000 RSI: ffff929aba<4>[   55.976209]  ? refcount_warn_saturate+0x51/0x110

 6308 21:18:10.483623  d9bf50 RDI: ffffffff8f2403b0

 6309 21:18:10.493250  # [   45.823132] RBP: ffffffff8f72<4>[   55.987872]  ? refcount_warn_saturate+0x51/0x110

 6310 21:18:10.499761  e170 R08: 0000000000000001 R09: 0000000000000001

 6311 21:18:10.506224  # [   45.83140<4>[   55.999538]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6312 21:18:10.516094  8] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   56.011494]  direct_entry.cold+0x2c/0x38

 6313 21:18:10.516187  0004

 6314 21:18:10.526053  # [   45.839664] R13: ffffb27301417f10 R14: ffffb27301417f<4>[   56.022386]  full_proxy_write+0x53/0x80

 6315 21:18:10.529508  10 R15: ffff929a47798000

 6316 21:18:10.536171  # [   45.847923] FS:  00007f3e48d3e740<4>[   56.033177]  vfs_write+0xe7/0x3b0

 6317 21:18:10.542713  (0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6318 21:18:10.549193  # [   4<4>[   56.043387]  ksys_write+0x68/0xf0

 6319 21:18:10.552200  5.857248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6320 21:18:10.559166  # [<4>[   56.053595]  do_syscall_64+0x30/0x40

 6321 21:18:10.568937     45.863953] CR2: ffffffff8f74f350 CR3: 000000010285c006 CR4: 0<4>[   56.064093]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6322 21:18:10.572316  0000000003706e0

 6323 21:18:10.582209  # [   45.872211] BUG: sleeping function called <4>[   56.076246] RIP: 0033:0x7f778cc59240

 6324 21:18:10.585371  from invalid context at include/linux/percpu-rwsem.h:49

 6325 21:18:10.608550  # [   4<4>[   56.086747] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6326 21:18:10.621318  5.882411] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid:<4>[   56.114244] RSP: 002b:00007ffc11c2d5e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6327 21:18:10.624571   1963, name: cat

 6328 21:18:10.628273  # [   45.891154] INFO: lockdep is turned off.

 6329 21:18:10.637760  <4>[   56.129214] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f778cc59240

 6330 21:18:10.637899  

 6331 21:18:10.641234  # [   45.895821] irq event stamp: 0

 6332 21:18:10.651186  # [   45.899516] hardirqs <4>[   56.143694] RDX: 0000000000000017 RSI: 00007f778cb3d000 RDI: 0000000000000001

 6333 21:18:10.661198  <4>[   56.158174] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 6334 21:18:10.664457  last  enabled at (0): [<0000000000000000>] 0x0

 6335 21:18:10.674192  # [   45.906805]<4>[   56.166440] R10: 00007f778cb7a4d0 R11: 0000000000000202 R12: 00007f778cb3d000

 6336 21:18:10.690601   hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_proces<4>[   56.180911] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6337 21:18:10.690711  s+0x65c/0x20e0

 6338 21:18:10.700318  # [   45.916229] softirqs last  enabled at (0): <4>[   56.195395] irq event stamp: 0

 6339 21:18:10.703714  [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6340 21:18:10.710493  <4>[   56.205307] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6341 21:18:10.720027  <4>[   56.217266] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6342 21:18:10.730213  <4>[   56.226699] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6343 21:18:10.743149  # [   45.925653] softirqs last disabled at (0): [<00000000000000<4>[   56.236131] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6344 21:18:10.743258  00>] 0x0

 6345 21:18:10.750082  <4>[   56.249640] ---[ end trace 66ef3c01d1de29d7 ]---

 6346 21:18:10.756338  <6>[   56.256059] lkdtm: Saturation detected: still saturated

 6347 21:18:10.766276  # [   45.932939] CPU: 3 PID: 1963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6348 21:18:10.772761  # [   45.941878] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6349 21:18:10.776131  # [   45.948970] Call Trace:

 6350 21:18:10.779421  # [   45.951988]  dump_stack+0x77/0x9b

 6351 21:18:10.782578  # [   45.955975]  ___might_sleep.cold+0xa6/0xb6

 6352 21:18:10.785981  # [   45.960828]  exit_signals+0x1c/0x300

 6353 21:18:10.792944  # [   45.965107]  do_exit+0xc2/0xab0

 6354 21:18:10.796179  # [   45.968901]  ? ksys_write+0x68/0xf0

 6355 21:18:10.799203  # [   45.973082]  make_task_dead+0x2f/0x30

 6356 21:18:10.806103  # [   45.977456]  rewind_stack_and_make_dead+0x17/0x20

 6357 21:18:10.809411  # [   45.982995] RIP: 0033:0x7f3e48e39240

 6358 21:18:10.829178  # [   45.987273] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6359 21:18:10.839096  # [   46.008540] RSP: 002b:00007ffc0819c288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6360 21:18:10.845622  # [   46.017285] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3e48e39240

 6361 21:18:10.855431  # [   46.025544] RDX: 0000000000000014 RSI: 00007f3e48d1d000 RDI: 0000000000000001

 6362 21:18:10.861996  # [   46.033802] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 6363 21:18:10.871959  # [   46.042062] R10: 00007f3e48d5a4d0 R11: 0000000000000202 R12: 00007f3e48d1d000

 6364 21:18:10.878486  # [   46.050321] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6365 21:18:10.884885  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 6366 21:18:10.888359  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6367 21:18:10.891826  # selftests: lkdtm: WRITE_KERN.sh

 6368 21:18:10.901775  # Ki<6>[   56.397693] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6369 21:18:10.908052  <6>[   56.407158] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6370 21:18:10.914780  <4>[   56.414971] ------------[ cut here ]------------

 6371 21:18:10.921746  <4>[   56.420451] refcount_t: saturated; leaking memory.

 6372 21:18:10.931528  <4>[   56.426147] WARNING: CPU: 3 PID: 2482 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6373 21:18:10.931623  lled

 6374 21:18:10.990616  # [   46.194085] lkdtm: Performing direct entry WRITE_KERN<4>[   56.435874] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6375 21:18:11.000417  <4>[   56.496290] CPU: 3 PID: 2482 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6376 21:18:11.006839  <4>[   56.505256] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6377 21:18:11.013513  <4>[   56.512373] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6378 21:18:11.013595  

 6379 21:18:11.039768  # [   46.201316] lkdtm: attempting bad 6980474 byte write at f<4>[   56.518504] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 6380 21:18:11.046223  <4>[   56.545993] RSP: 0018:ffffb273030b7e38 EFLAGS: 00010282

 6381 21:18:11.046342  fffffff8da2872a

 6382 21:18:11.059622  # [   46.215337] BUG: unable to handle page fau<4>[   56.552149] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6383 21:18:11.069315  <4>[   56.566624] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 6384 21:18:11.076257  <4>[   56.574888] RBP: ffffffff8f6c7350 R08: 0000000000000000 R09: 0000000000000000

 6385 21:18:11.085728  <4>[   56.583176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6386 21:18:11.089398  lt for address: ffffffff8da2872a

 6387 21:18:11.099222  # [   46.229496] #PF: supervis<4>[   56.591454] R13: ffffb273030b7f10 R14: ffffb273030b7f10 R15: ffff929a45740000

 6388 21:18:11.109439  <4>[   56.605923] FS:  00007fbd002b0740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6389 21:18:11.115729  <4>[   56.615255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6390 21:18:11.125648  <4>[   56.621963] CR2: 00007fbd0028f000 CR3: 0000000104348003 CR4: 00000000003706e0

 6391 21:18:11.125729  <4>[   56.630227] Call Trace:

 6392 21:18:11.131960  <4>[   56.633253]  ? __warn+0x80/0x110

 6393 21:18:11.135377  or write access in kernel mode

 6394 21:18:11.141966  # [   46.235622] #PF: error_code<4>[   56.637176]  ? refcount_warn_saturate+0x97/0x110

 6395 21:18:11.145463  <4>[   56.648835]  ? report_bug+0x9e/0xc0

 6396 21:18:11.151900  <4>[   56.653024]  ? handle_bug+0x41/0x90

 6397 21:18:11.155131  (0x0003) - permissions violation

 6398 21:18:11.161634  # [   46.248347] PGD 11dc29067<4>[   56.657234]  ? exc_invalid_op+0x14/0x70

 6399 21:18:11.168080  <4>[   56.668023]  ? asm_exc_invalid_op+0x12/0x20

 6400 21:18:11.171538  <4>[   56.672989]  ? refcount_warn_saturate+0x97/0x110

 6401 21:18:11.178064  <4>[   56.678468]  ? refcount_warn_saturate+0x97/0x110

 6402 21:18:11.184637  <4>[   56.683919]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6403 21:18:11.191395  <4>[   56.690362]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6404 21:18:11.194552   P4D 11dc29067 PUD 11dc2a063 PMD 11be000e1 

 6405 21:18:11.201387  # [   46.255736] Oo<4>[   56.696982]  direct_entry.cold+0x2c/0x38

 6406 21:18:11.207862  <4>[   56.707867]  full_proxy_write+0x53/0x80

 6407 21:18:11.211044  <4>[   56.712472]  vfs_write+0xe7/0x3b0

 6408 21:18:11.214457  <4>[   56.716465]  ksys_write+0x68/0xf0

 6409 21:18:11.217729  <4>[   56.720458]  do_syscall_64+0x30/0x40

 6410 21:18:11.224333  <4>[   56.724740]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6411 21:18:11.227527  <4>[   56.730674] RIP: 0033:0x7fbd003ab240

 6412 21:18:11.250718  <4>[   56.734957] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6413 21:18:11.257280  <4>[   56.756237] RSP: 002b:00007fff9a67fd28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6414 21:18:11.267197  <4>[   56.764988] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbd003ab240

 6415 21:18:11.273800  <4>[   56.773254] RDX: 0000000000000020 RSI: 00007fbd0028f000 RDI: 0000000000000001

 6416 21:18:11.283829  <4>[   56.781520] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 6417 21:18:11.293286  <4>[   56.789785] R10: 00007fbd002cc4d0 R11: 0000000000000202 R12: 00007fbd0028f000

 6418 21:18:11.300147  <4>[   56.798050] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6419 21:18:11.303557  <4>[   56.806319] irq event stamp: 0

 6420 21:18:11.306488  ps: 0003 [#16] SMP PTI

 6421 21:18:11.316741  # [   46.266225] CPU: 1 PID: 1999 Comm: <4>[   56.810050] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6422 21:18:11.323098  cat Tainted: G      D W         5.10.216-cip46 #1

 6423 21:18:11.333140  # [   46.2751<4>[   56.823560] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6424 21:18:11.342951  <4>[   56.839207] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6425 21:18:11.349516  <4>[   56.848640] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6426 21:18:11.356045  <4>[   56.855934] ---[ end trace 66ef3c01d1de29d8 ]---

 6427 21:18:11.362726  <6>[   56.861383] lkdtm: Saturation detected: still saturated

 6428 21:18:11.366236  63] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6429 21:18:11.372728  # [   46.288475] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6430 21:18:11.392320  # [   46.293921] Code: 53 48 c7 c3 2a 87 a2 8d 49 89 dc 48 89 da 49 81 ec b0 03 38 8d 4c 89 e6 e8 45 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 03 38 8d <f3> a4 48 c7 c7 68 84 6c 8f e8 2a d8 fb ff 5b 41 5c e9 b7 fe ff ff

 6431 21:18:11.398831  # [   46.321418] RSP: 0018:ffffb273028cfe50 EFLAGS: 00010246

 6432 21:18:11.408693  # [   46.327542] RAX: 000000000000003c RBX: ffffffff8da2872a RCX: 00000000006a837a

 6433 21:18:11.415664  # [   46.335801] RDX: 0000000000000000 RSI: ffffffff8d3803b0 RDI: ffffffff8da2872a

 6434 21:18:11.425574  # [   46.344060] RBP: ffffffff8f6c7672 R08: 0000000000000000 R09: 0000000000000000

 6435 21:18:11.432211  # [   46.352319] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006a837a

 6436 21:18:11.441715  # [   46.360578] R13: ffffb273028cff10 R14: ffffb273028cff10 R15: ffff929a428f0000

 6437 21:18:11.448650  # [   46.368837] FS:  00007f6d871c0740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6438 21:18:11.454867  # [   46.378165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6439 21:18:11.464725  # [   46.384862] CR2: ffffffff8da2872a CR3: 0000000103dc2003 CR4: 00000000003706e0

 6440 21:18:11.468178  # [   46.393122] Call Trace:

 6441 21:18:11.471200  # [   46.396143]  ? __die_body.cold+0x1a/0x1f

 6442 21:18:11.474733  # [   46.400813]  ? no_context+0x177/0x380

 6443 21:18:11.481242  # [   46.411413]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6444 21:18:11.487822  # [   46.417149]  ? exc_page_fault+0xd7/0x170

 6445 21:18:11.491441  # [   46.421817]  ? asm_exc_page_fault+0x1e/0x30

 6446 21:18:11.497477  # [   46.426776]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6447 21:18:11.501029  # [   46.432503]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 6448 21:18:11.507507  # [   46.437655]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6449 21:18:11.510884  # [   46.449603]  ? lkdtm_WRITE_KERN+0x38/0x4e

 6450 21:18:11.517144  # [   46.454368]  direct_entry.cold+0x2c/0x38

 6451 21:18:11.523693  <6>[   57.018594] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6452 21:18:11.530824  # [   46.459038]  full_proxy_write+0x53/0x80

 6453 21:18:11.540536  # [   46.463610]  <6>[   57.031179] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6454 21:18:11.540683  vfs_write+0xe7/0x3b0

 6455 21:18:11.543878  # [   46.473808]  ksys_write+0x68/0xf0

 6456 21:18:11.550400  # <4>[   57.045191] ------------[ cut here ]------------

 6457 21:18:11.553454  [   46.477797]  do_syscall_64+0x30/0x40

 6458 21:18:11.563218  # [   46.482076]  entry<4>[   57.056873] refcount_t: saturated; leaking memory.

 6459 21:18:11.566659  _SYSCALL_64_after_hwframe+0x67/0xcc

 6460 21:18:11.580124  # [   46.487997] RIP: 0033:<4>[   57.068745] WARNING: CPU: 0 PID: 2515 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6461 21:18:11.580231  0x7f6d872bb240

 6462 21:18:11.639427  # [   46.492275] Code: 40 00 48 8b 15 c1 9b 0d 0<4>[   57.084686] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6463 21:18:11.652625  0 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23<4>[   57.145089] CPU: 0 PID: 2515 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6464 21:18:11.669030   0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c<4>[   57.160269] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6465 21:18:11.671923  3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6466 21:18:11.678694  # [   46.513537] RSP: <4>[   57.173572] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6467 21:18:11.708461  002b:00007ffd7c8bb998 EFLAGS: 00000202 ORIG_RAX: 000000000000000<4>[   57.185993] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 6468 21:18:11.708573  1

 6469 21:18:11.718133  # [   46.522281] RAX: ffffffffffffffda RBX: 000000000000000b <4>[   57.213461] RSP: 0018:ffffb2730314fe38 EFLAGS: 00010282

 6470 21:18:11.721481  RCX: 00007f6d872bb240

 6471 21:18:11.734849  # [   46.530538] RDX: 000000000000000b RS<4>[   57.225863] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6472 21:18:11.738258  I: 00007f6d8719f000 RDI: 0000000000000001

 6473 21:18:11.747756  # [   46.538795] RBP:<4>[   57.240307] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 6474 21:18:11.754694   000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 6475 21:18:11.764591  #<4>[   57.254839] RBP: ffffffff8f6c7370 R08: 0000000000000000 R09: 0000000000000000

 6476 21:18:11.777468   [   46.547054] R10: 00007f6d871dc4d0 R11: 0000000000000202 R12:<4>[   57.269279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6477 21:18:11.781174   00007f6d8719f000

 6478 21:18:11.790945  # [   46.555313] R13: 0000000000000001 R14: 0<4>[   57.283771] R13: ffffb2730314ff10 R14: ffffb2730314ff10 R15: ffff929a45aa7000

 6479 21:18:11.797452  000000000020000 R15: 0000000000000000

 6480 21:18:11.807199  # [   46.563578] Modules <4>[   57.298261] FS:  00007fe47ca11740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 6481 21:18:11.820285  linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros<4>[   57.313888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6482 21:18:11.833815  _ec_sensors_core industrialio_triggered_buffer kfifo_buf industr<4>[   57.326768] CR2: 00007fe47c9f0000 CR3: 0000000104a90002 CR4: 00000000003706f0

 6483 21:18:11.843323  ialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7<4>[   57.341288] Call Trace:

 6484 21:18:11.853223  219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvide<4>[   57.350544]  ? __warn+0x80/0x110

 6485 21:18:11.866170  o videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_c<4>[   57.360681]  ? refcount_warn_saturate+0x97/0x110

 6486 21:18:11.876268  ore videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev <4>[   57.372340]  ? report_bug+0x9e/0xc0

 6487 21:18:11.886184  snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i<4>[   57.382779]  ? handle_bug+0x41/0x90

 6488 21:18:11.899413  2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_tab<4>[   57.393176]  ? exc_invalid_op+0x14/0x70

 6489 21:18:11.899513  le chromeos_pstore

 6490 21:18:11.902723  # [   46.623984] CR2: ffffffff8da2872a

 6491 21:18:11.909086  # [ <4>[   57.404012]  ? asm_exc_invalid_op+0x12/0x20

 6492 21:18:11.912698    46.627973] ---[ end trace 66ef3c01d1de29ca ]---

 6493 21:18:11.919135  # [   46.6334<4>[   57.415177]  ? refcount_warn_saturate+0x97/0x110

 6494 21:18:11.922146  17] RIP: 0010:lkdtm_BUG+0x5/0x10

 6495 21:18:11.932225  # [   46.638074] Code: 89 ff e<4>[   57.426889]  ? refcount_warn_saturate+0x97/0x110

 6496 21:18:11.945132  8 6e ae 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3<4>[   57.438534]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6497 21:18:11.958168   cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 6<4>[   57.451195]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6498 21:18:11.964927  6 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 70 ee c9 03

 6499 21:18:11.968460  # [ <4>[   57.464022]  direct_entry.cold+0x2c/0x38

 6500 21:18:11.974938    46.659366] RSP: 0018:ffffb27301417e60 EFLAGS: 00010282

 6501 21:18:11.977836  # [   <4>[   57.474962]  full_proxy_write+0x53/0x80

 6502 21:18:11.991294  46.665489] RAX: ffffffff8d37ffe0 RBX: 0000000000000001 RCX: 0000<4>[   57.485729]  vfs_write+0xe7/0x3b0

 6503 21:18:11.991450  000000000000

 6504 21:18:12.001021  # [   46.673749] RDX: 0000000000000000 RSI: ffff92<4>[   57.495981]  ksys_write+0x68/0xf0

 6505 21:18:12.004018  9abad9bf50 RDI: ffffffff8f2403b0

 6506 21:18:12.010819  # [   46.682007] RBP: ffffffff<4>[   57.506171]  do_syscall_64+0x30/0x40

 6507 21:18:12.014019  8f72e170 R08: 0000000000000001 R09: 0000000000000001

 6508 21:18:12.024239  # [   46.6<4>[   57.516721]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6509 21:18:12.033710  90268] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000<4>[   57.528846] RIP: 0033:0x7fe47cb0c240

 6510 21:18:12.033797  00000004

 6511 21:18:12.060356  # [   46.698528] R13: ffffb27301417f10 R14: ffffb27301<4>[   57.539389] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6512 21:18:12.063753  417f10 R15: ffff929a47798000

 6513 21:18:12.076549  # [   46.706788] FS:  00007f6d871c<4>[   57.566898] RSP: 002b:00007ffd519c6e58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6514 21:18:12.080098  0740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 6515 21:18:12.089752  # [<4>[   57.581897] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe47cb0c240

 6516 21:18:12.096204     46.716117] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6517 21:18:12.106225  <4>[   57.596365] RDX: 0000000000000020 RSI: 00007fe47c9f0000 RDI: 0000000000000001

 6518 21:18:12.106307  

 6519 21:18:12.119683  # [   46.722823] CR2: ffffffff8da2872a CR3: 0000000103dc2003 CR<4>[   57.610829] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 6520 21:18:12.122485  4: 00000000003706e0

 6521 21:18:12.126008  # WRITE_KERN: saw 'call trace:': ok

 6522 21:18:12.132454  ok 41 <4>[   57.625359] R10: 00007fe47ca2d4d0 R11: 0000000000000202 R12: 00007fe47c9f0000

 6523 21:18:12.135946  selftests: lkdtm: WRITE_KERN.sh

 6524 21:18:12.148859  # selftests: lkdtm: REFCOUNT_IN<4>[   57.639832] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6525 21:18:12.148965  C_OVERFLOW.sh

 6526 21:18:12.158703  # [   46.866721] lkdtm: Performing direct entry R<4>[   57.654350] irq event stamp: 0

 6527 21:18:12.158786  EFCOUNT_INC_OVERFLOW

 6528 21:18:12.172001  # [   46.874908] lkdtm: attempting good re<4>[   57.664276] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6529 21:18:12.175498  fcount_inc() without overflow

 6530 21:18:12.188399  # [   46.888346] lkdtm: attemptin<4>[   57.677787] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6531 21:18:12.191757  g bad refcount_inc() overflow

 6532 21:18:12.201294  # [   46.900870] ------------[ cu<4>[   57.693420] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6533 21:18:12.204716  t here ]------------

 6534 21:18:12.217781  # [   46.912578] refcount_t: saturated; le<4>[   57.709080] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6535 21:18:12.217900  aking memory.

 6536 21:18:12.227967  # [   46.924427] WARNING: CPU: 0 PID: 2035 at lib<4>[   57.722575] ---[ end trace 66ef3c01d1de29d9 ]---

 6537 21:18:12.234594  /refcount.c:22 refcount_warn_saturate+0x51/0x110

 6538 21:18:12.241603  # [   46.94037<6>[   57.734231] lkdtm: Saturation detected: still saturated

 6539 21:18:12.293506  2] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6540 21:18:12.303585  # [   47.000724] CPU: 0 PID: 2035 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6541 21:18:12.310138  # [   47.015890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6542 21:18:12.313734  # [   47.029179] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6543 21:18:12.336377  # [   47.041548] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 6544 21:18:12.343151  # [   47.069014] RSP: 0018:ffffb273029a7e48 EFLAGS: 00010286

 6545 21:18:12.349515  # [   47.081359] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 6546 21:18:12.359574  # [   47.095830] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 6547 21:18:12.365965  # [   47.110314] RBP: ffffffff8f6c767d R08: 0000000000000000 R09: 0000000000000000

 6548 21:18:12.376162  # [   47.124788] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6549 21:18:12.382498  # [   47.139298] R13: ffffb273029a7f10 R14: ffffb273029a7f10 R15: ffff929a459b1000

 6550 21:18:12.392607  # [   47.153753] FS:  00007f7118a06740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 6551 21:18:12.399342  # [   47.169321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6552 21:18:12.405736  # [   47.182227] CR2: 00007f71189e5000 CR3: 0000000102772003 CR4: 00000000003706f0

 6553 21:18:12.409289  # [   47.196734] Call Trace:

 6554 21:18:12.412264  # [   47.205979]  ? __warn+0x80/0x110

 6555 21:18:12.418963  # [   47.216077]  ? refcount_warn_saturate+0x51/0x110

 6556 21:18:12.428890  # [   47.227746] <6>[   57.921934] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6557 21:18:12.435181  <6>[   57.934866] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6558 21:18:12.441870  <4>[   57.942688] ------------[ cut here ]------------

 6559 21:18:12.445052   ? report_bug+0x9e/0xc0

 6560 21:18:12.454913  # [   47.238142]  ? handle_bug+0x41/0x9<4>[   57.948158] refcount_t: underflow; use-after-free.

 6561 21:18:12.464746  <4>[   57.960026] WARNING: CPU: 3 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6562 21:18:12.464832  0

 6563 21:18:12.468094  # [   47.248544]  ? exc_invalid_op+0x14/0x70

 6564 21:18:12.524036  # [   47.259318<4>[   57.969752] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6565 21:18:12.534023  <4>[   58.030239] CPU: 3 PID: 2551 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6566 21:18:12.537356  ]  ? asm_exc_invalid_op+0x12/0x20

 6567 21:18:12.547108  # [   47.270509]  ? refcount_<4>[   58.039196] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6568 21:18:12.554021  <4>[   58.052504] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6569 21:18:12.573810  <4>[   58.058633] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 6570 21:18:12.580189  <4>[   58.079909] RSP: 0018:ffffb273031cfe40 EFLAGS: 00010286

 6571 21:18:12.586533  <4>[   58.086036] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6572 21:18:12.596508  <4>[   58.094300] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 6573 21:18:12.602969  <4>[   58.102565] RBP: ffffffff8f6c7390 R08: 0000000000000000 R09: 0000000000000000

 6574 21:18:12.612770  <4>[   58.110829] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6575 21:18:12.619660  <4>[   58.119092] R13: ffffb273031cff10 R14: ffffb273031cff10 R15: ffff929a4692c000

 6576 21:18:12.622727  warn_saturate+0x51/0x110

 6577 21:18:12.636114  # [   47.282151]  ? refcount_warn_satu<4>[   58.127360] FS:  00007f76e6dc4740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6578 21:18:12.642475  <4>[   58.142908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6579 21:18:12.652592  <4>[   58.149618] CR2: 00007f76e6da3000 CR3: 0000000105bba001 CR4: 00000000003706e0

 6580 21:18:12.655570  <4>[   58.157882] Call Trace:

 6581 21:18:12.659253  <4>[   58.160924]  ? __warn+0x80/0x110

 6582 21:18:12.659350  rate+0x51/0x110

 6583 21:18:12.669143  # [   47.293826]  lkdtm_REFCOUNT_INC_OVERFLOW+0<4>[   58.164828]  ? refcount_warn_saturate+0xba/0x110

 6584 21:18:12.675551  <4>[   58.176488]  ? report_bug+0x9e/0xc0

 6585 21:18:12.678694  <4>[   58.180676]  ? handle_bug+0x41/0x90

 6586 21:18:12.682325  <4>[   58.184887]  ? exc_invalid_op+0x14/0x70

 6587 21:18:12.688767  <4>[   58.189461]  ? asm_exc_invalid_op+0x12/0x20

 6588 21:18:12.695231  <4>[   58.194428]  ? refcount_warn_saturate+0xba/0x110

 6589 21:18:12.698707  <4>[   58.199908]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6590 21:18:12.705163  <4>[   58.206348]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6591 21:18:12.708488  x70/0x98

 6592 21:18:12.711914  # [   47.305658]  direct_entry.cold+0x2c/0x38

 6593 21:18:12.718434  # [   4<4>[   58.212972]  direct_entry.cold+0x2c/0x38

 6594 21:18:12.721461  7.316560]  full_proxy_write+0x53/0x80

 6595 21:18:12.728131  # [   47.327332]  vfs_wri<4>[   58.223857]  full_proxy_write+0x53/0x80

 6596 21:18:12.731321  te+0xe7/0x3b0

 6597 21:18:12.734685  # [   47.337552]  ksys_write+0x68/0xf0

 6598 21:18:12.738167  # [   47.<4>[   58.234648]  vfs_write+0xe7/0x3b0

 6599 21:18:12.741237  <4>[   58.244856]  ksys_write+0x68/0xf0

 6600 21:18:12.747656  <4>[   58.248873]  do_syscall_64+0x30/0x40

 6601 21:18:12.754628  <4>[   58.253157]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6602 21:18:12.757638  <4>[   58.259091] RIP: 0033:0x7f76e6ebf240

 6603 21:18:12.777698  <4>[   58.263375] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6604 21:18:12.787507  <4>[   58.284656] RSP: 002b:00007ffeefa0cd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6605 21:18:12.794305  <4>[   58.293410] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f76e6ebf240

 6606 21:18:12.803919  <4>[   58.301674] RDX: 0000000000000020 RSI: 00007f76e6da3000 RDI: 0000000000000001

 6607 21:18:12.810600  <4>[   58.309938] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 6608 21:18:12.820696  <4>[   58.318201] R10: 00007f76e6de04d0 R11: 0000000000000202 R12: 00007f76e6da3000

 6609 21:18:12.827130  <4>[   58.326467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6610 21:18:12.833674  <4>[   58.334735] irq event stamp: 0

 6611 21:18:12.840222  <4>[   58.338465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6612 21:18:12.850286  <4>[   58.345760] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6613 21:18:12.859765  <4>[   58.355192] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6614 21:18:12.866439  <4>[   58.364623] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6615 21:18:12.869952  <4>[   58.371915] ---[ end trace 66ef3c01d1de29da ]---

 6616 21:18:12.876188  <6>[   58.377364] lkdtm: Saturation detected: still saturated

 6617 21:18:12.879307  347742]  do_syscall_64+0x30/0x40

 6618 21:18:12.886333  # [   47.358243]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6619 21:18:12.889319  # [   47.370376] RIP: 0033:0x7f7118b01240

 6620 21:18:12.912661  # [   47.380879] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6621 21:18:12.918912  # [   47.408363] RSP: 002b:00007ffe445b50e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6622 21:18:12.929073  # [   47.423329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7118b01240

 6623 21:18:12.935683  # [   47.437794] RDX: 0000000000000016 RSI: 00007f71189e5000 RDI: 0000000000000001

 6624 21:18:12.945755  # [   47.452272] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 6625 21:18:12.952252  # [   47.466743] R10: 00007f7118a224d0 R11: 0000000000000202 R12: 00007f71189e5000

 6626 21:18:12.961826  # [   47.481227] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6627 21:18:12.965222  # [   47.495702] irq event stamp: 0

 6628 21:18:12.971797  # [   47.505632] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6629 21:18:12.982099  # [   47.519115] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6630 21:18:12.991852  # [   47.534763] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6631 21:18:12.998509  # [   47.550428] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6632 21:18:13.001477  # [   47.563956] ---[ end trace 66ef3c01d1de29cb ]---

 6633 21:18:13.008056  # [   47.575595] lkdtm: Overflow detected: saturated

 6634 21:18:13.011564  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6635 21:18:13.018070  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6636 21:18:13.027892  # selftests: lkdtm: REFC<6>[   58.520564] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6637 21:18:13.034539  <6>[   58.534479] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6638 21:18:13.041206  <4>[   58.542268] ------------[ cut here ]------------

 6639 21:18:13.044155  OUNT_ADD_OVERFLOW.sh

 6640 21:18:13.054067  # [   47.766350] lkdtm: Performing direct <4>[   58.547723] refcount_t: underflow; use-after-free.

 6641 21:18:13.057229  entry REFCOUNT_ADD_OVERFLOW

 6642 21:18:13.070528  # [   47.774463] lkdtm: attempting <4>[   58.559594] WARNING: CPU: 2 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6643 21:18:13.073843  good refcount_add() without overflow

 6644 21:18:13.129651  # [   47.781689] lkdtm: at<4>[   58.575517] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6645 21:18:13.139445  <4>[   58.635990] CPU: 2 PID: 2587 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6646 21:18:13.142934  tempting bad refcount_add() overflow

 6647 21:18:13.152659  # [   47.788043] ---------<4>[   58.644946] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6648 21:18:13.159177  <4>[   58.658254] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6649 21:18:13.179172  <4>[   58.664384] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 6650 21:18:13.185474  <4>[   58.685687] RSP: 0018:ffffb27303227e40 EFLAGS: 00010286

 6651 21:18:13.192311  <4>[   58.691816] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6652 21:18:13.201927  <4>[   58.700079] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 6653 21:18:13.212166  <4>[   58.708364] RBP: ffffffff8f6c73b0 R08: 0000000000000000 R09: 0000000000000000

 6654 21:18:13.218708  <4>[   58.716629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6655 21:18:13.228740  <4>[   58.724894] R13: ffffb27303227f10 R14: ffffb27303227f10 R15: ffff929a45afe000

 6656 21:18:13.234861  <4>[   58.733159] FS:  00007f8ee0f4b740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 6657 21:18:13.241585  <4>[   58.742493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6658 21:18:13.251578  <4>[   58.749204] CR2: 00007f8ee0f2a000 CR3: 0000000106262004 CR4: 00000000003706e0

 6659 21:18:13.254878  <4>[   58.757468] Call Trace:

 6660 21:18:13.258006  <4>[   58.760511]  ? __warn+0x80/0x110

 6661 21:18:13.261552  ---[ cut here ]------------

 6662 21:18:13.271184  # [   47.793521] refcount_t: satura<4>[   58.764417]  ? refcount_warn_saturate+0xba/0x110

 6663 21:18:13.274776  <4>[   58.776074]  ? report_bug+0x9e/0xc0

 6664 21:18:13.277780  <4>[   58.780263]  ? handle_bug+0x41/0x90

 6665 21:18:13.284412  <4>[   58.784481]  ? exc_invalid_op+0x14/0x70

 6666 21:18:13.287660  <4>[   58.789081]  ? asm_exc_invalid_op+0x12/0x20

 6667 21:18:13.294273  <4>[   58.794047]  ? refcount_warn_saturate+0xba/0x110

 6668 21:18:13.300786  <4>[   58.799528]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6669 21:18:13.307146  <4>[   58.805980]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6670 21:18:13.310550  <4>[   58.812626]  direct_entry.cold+0x2c/0x38

 6671 21:18:13.316928  <4>[   58.817330]  full_proxy_write+0x53/0x80

 6672 21:18:13.317006  ted; leaking memory.

 6673 21:18:13.327163  # [   47.799192] WARNING: CPU: 2 PID: 2068<4>[   58.821911]  vfs_write+0xe7/0x3b0

 6674 21:18:13.330276   at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6675 21:18:13.337258  # [   4<4>[   58.832113]  ksys_write+0x68/0xf0

 6676 21:18:13.346761  7.808915] Modules linked in: fuse ip_tables cros_ec_sensors cros<4>[   58.842321]  do_syscall_64+0x30/0x40

 6677 21:18:13.353229  <4>[   58.852816]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6678 21:18:13.356608  <4>[   58.858773] RIP: 0033:0x7f8ee1046240

 6679 21:18:13.379692  <4>[   58.863056] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6680 21:18:13.386707  <4>[   58.884334] RSP: 002b:00007ffe7437fbf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6681 21:18:13.396411  <4>[   58.893107] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8ee1046240

 6682 21:18:13.402709  <4>[   58.901374] RDX: 0000000000000020 RSI: 00007f8ee0f2a000 RDI: 0000000000000001

 6683 21:18:13.412793  <4>[   58.909639] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 6684 21:18:13.419235  <4>[   58.917904] R10: 00007f8ee0f674d0 R11: 0000000000000202 R12: 00007f8ee0f2a000

 6685 21:18:13.429378  <4>[   58.926168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6686 21:18:13.432612  <4>[   58.934437] irq event stamp: 0

 6687 21:18:13.439004  <4>[   58.938169] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6688 21:18:13.448770  <4>[   58.945463] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6689 21:18:13.458714  <4>[   58.954893] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6690 21:18:13.465212  <4>[   58.964325] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6691 21:18:13.471819  <4>[   58.971639] ---[ end trace 66ef3c01d1de29db ]---

 6692 21:18:13.481625  _ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer<6>[   58.977087] lkdtm: Saturation detected: still saturated

 6693 21:18:13.524595   kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6694 21:18:13.534463  # [   47.869345] CPU: 2 PID: 2068 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6695 21:18:13.541321  # [   47.878298] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6696 21:18:13.547758  # [   47.891605] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6697 21:18:13.567167  # [   47.897757] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 6698 21:18:13.573904  # [   47.919033] RSP: 0018:ffffb273029f7e48 EFLAGS: 00010286

 6699 21:18:13.580382  # [   47.925160] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 6700 21:18:13.590570  # [   47.933423] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 6701 21:18:13.597328  # [   47.941684] RBP: ffffffff8f6c7693 R08: 0000000000000000 R09: 0000000000000000

 6702 21:18:13.607213  # [   47.949946] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6703 21:18:13.613927  # [   47.958210] R13: ffffb273029f7f10 R14: ffffb273029f7f10 R15: ffff929a46ae9000

 6704 21:18:13.623634  # [   47.966474] FS:  00007fc2fd0b9740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 6705 21:18:13.630242  # [   47.975806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6706 21:18:13.636560  # [   47.982514] CR2: 00007fc2fd098000 CR3: 0000000107680001 CR4: 00000000003706e0

 6707 21:18:13.639834  # [   47.990775] Call Trace:

 6708 21:18:13.643224  # [   47.993817]  ? __warn+0x80/0x110

 6709 21:18:13.649940  # [   47.997723]  ? refcount_warn_saturate+0x51/0x110

 6710 21:18:13.653356  # [   48.009381]  ? report_bug+0x9e/0xc0

 6711 21:18:13.659536  # [   48.013597]  ? handle_bug+0x41/0x90

 6712 21:18:13.663039  # [   48.017809]  ? exc_invalid_op+0x14/0x70

 6713 21:18:13.666308  # [   48.028591]  ? asm_exc_invalid_op+0x12/0x20

 6714 21:18:13.672786  # [   48.033557]  ? refcount_warn_saturate+0x51/0x110

 6715 21:18:13.679630  # [   48.039038]  ? refcount_warn_saturate+0x51/0x110

 6716 21:18:13.682808  # [   48.050701]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6717 21:18:13.689702  # [   48.056350]  direct_entry.cold+0x2c/0x38

 6718 21:18:13.692748  # [   48.067231]  full_proxy_write+0x53/0x80

 6719 21:18:13.702513  # [   48.071833]  <6>[   59.197804] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6720 21:18:13.702597  vfs_write+0xe7/0x3b0

 6721 21:18:13.709212  # [   48.082031]  ksys_write+0x68/0xf0

 6722 21:18:13.715720  # <6>[   59.207948] lkdtm: attempting good copy_to_user of correct size

 6723 21:18:13.719006  [   48.086055]  do_syscall_64+0x30/0x40

 6724 21:18:13.728791  # [   48.090366]  entry<6>[   59.221096] lkdtm: attempting bad copy_to_user of too large size

 6725 21:18:13.731932  _SYSCALL_64_after_hwframe+0x67/0xcc

 6726 21:18:13.735392  # [   48.096308] RIP: 0033:0x7fc2fd1b4240

 6727 21:18:13.758469  # [   48.106797] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6728 21:18:13.764997  # [   48.128073] RSP: 002b:00007ffc32c58808 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6729 21:18:13.775061  # [   48.136823] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc2fd1b4240

 6730 21:18:13.781589  # [   48.145085] RDX: 0000000000000016 RSI: 00007fc2fd098000 RDI: 0000000000000001

 6731 21:18:13.791670  # [   48.153362] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 6732 21:18:13.797938  # [   48.167838] R10: 00007fc2fd0d54d0 R11: 0000000000000202 R12: 00007fc2fd098000

 6733 21:18:13.808032  # [   48.176099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6734 21:18:13.810853  # [   48.184370] irq event stamp: 0

 6735 21:18:13.817444  # [   48.194280] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6736 21:18:13.827529  # [   48.201573] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6737 21:18:13.837421  # [   48.211001] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6738 21:18:13.843959  # [   48.220430] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6739 21:18:13.847191  # [   48.227721] ---[ end trace 66ef3c01d1de29cc ]---

 6740 21:18:13.854150  # [   48.233168] lkdtm: Overflow detected: saturated

 6741 21:18:13.857126  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6742 21:18:13.863731  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6743 21:18:13.866952  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6744 21:18:13.876669  # [   48.365875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6745 21:18:13.883836  # [   48.3<6>[   59.379629] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6746 21:18:13.889966  77185] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6747 21:18:13.896474  #<6>[   59.390678] lkdtm: attempting good copy_from_user of correct size

 6748 21:18:13.903014   [   48.390623] ------------[ cut here ]------------

 6749 21:18:13.909748  # [   48.4<6>[   59.404010] lkdtm: attempting bad copy_from_user of too large size

 6750 21:18:13.916745  02268] refcount_t: saturated; leaking memory.

 6751 21:18:13.926297  # [   48.414123] WARNING: CPU: 0 PID: 2101 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6752 21:18:13.979236  # [   48.430098] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6753 21:18:13.989077  # [   48.490456] CPU: 0 PID: 2101 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6754 21:18:13.995550  # [   48.505653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6755 21:18:14.001906  # [   48.518933] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6756 21:18:14.021730  # [   48.531307] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 6757 21:18:14.028147  # [   48.558805] RSP: 0018:ffffb27302a97e38 EFLAGS: 00010282

 6758 21:18:14.038241  # [   48.571134] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6759 21:18:14.048193  # [   48.585616] RDX: ffff929abac2c620 RSI: ffff929a<6>[   59.542602] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6760 21:18:14.054708  <6>[   59.555593] lkdtm: attempting good copy_to_user inside whitelist

 6761 21:18:14.064875  <6>[   59.562631] lkdtm: attempting bad copy_to_user outside whitelist

 6762 21:18:14.068077  bac1bf50 RDI: ffff929abac1bf50

 6763 21:18:14.074691  # [   48.600116] RBP: ffffffff8f6c72d0 R08: 0000000000000000 R09: 0000000000000000

 6764 21:18:14.084604  # [   48.614653] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6765 21:18:14.091338  # [   48.629132] R13: ffffb27302a97f10 R14: ffffb27302a97f10 R15: ffff929a46909000

 6766 21:18:14.100953  # [   48.643645] FS:  00007f3c7e38a740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 6767 21:18:14.107444  # [   48.659205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6768 21:18:14.113864  # [   48.672144] CR2: 00007f3c7e369000 CR3: 000000010626c001 CR4: 00000000003706f0

 6769 21:18:14.117364  # [   48.686671] Call Trace:

 6770 21:18:14.120599  # [   48.695936]  ? __warn+0x80/0x110

 6771 21:18:14.127320  # [   48.706006]  ? refcount_warn_saturate+0x97/0x110

 6772 21:18:14.130277  # [   48.717715]  ? report_bug+0x9e/0xc0

 6773 21:18:14.133781  # [   48.728117]  ? handle_bug+0x41/0x90

 6774 21:18:14.140341  # [   48.738574]  ? exc_invalid_op+0x14/0x70

 6775 21:18:14.143819  # [   48.749359]  ? asm_exc_invalid_op+0x12/0x20

 6776 21:18:14.150170  # [   48.760612]  ? refcount_warn_saturate+0x97/0x110

 6777 21:18:14.153640  # [   48.772245]  ? refcount_warn_saturate+0x97/0x110

 6778 21:18:14.160210  # [   48.783986]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6779 21:18:14.167023  # [   48.796645]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6780 21:18:14.173566  # [   48.809342]  direct_entry.cold+0x2c/0x38

 6781 21:18:14.176548  # [   48.820235]  full_proxy_write+0x53/0x80

 6782 21:18:14.180154  # [   48.831010]  vfs_write+0xe7/0x3b0

 6783 21:18:14.183205  # [   48.841215]  ksys_write+0x68/0xf0

 6784 21:18:14.189990  # [   48.851471]  do_syscall_64+0x30/0x40

 6785 21:18:14.193448  # [   48.861964]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6786 21:18:14.199851  # [   48.874113] RIP: 0033:0x7f3c7e485240

 6787 21:18:14.226210  # [   48.884617] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 <6>[   59.724085] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6788 21:18:14.232638  <6>[   59.732936] lkdtm: attempting good copy_from_user inside whitelist

 6789 21:18:14.235850  ec 28 48 89

 6790 21:18:14.245846  # [   48.912112] RSP: 002b:00007ffc549a8b68 EFLAGS:<6>[   59.740157] lkdtm: attempting bad copy_from_user outside whitelist

 6791 21:18:14.252378   00000202 ORIG_RAX: 0000000000000001

 6792 21:18:14.258803  # [   48.927089] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c7e485240

 6793 21:18:14.268704  # [   48.941564] RDX: 000000000000001f RSI: 00007f3c7e369000 RDI: 0000000000000001

 6794 21:18:14.275273  # [   48.956047] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6795 21:18:14.281823  # [   48.970521] R10: 00007f3c7e3a64d0 R11: 0000000000000202 R12: 00007f3c7e369000

 6796 21:18:14.291685  # [   48.985007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6797 21:18:14.294931  # [   48.999483] irq event stamp: 0

 6798 21:18:14.301807  # [   49.009436] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6799 21:18:14.311804  # [   49.022890] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6800 21:18:14.321251  # [   49.038535] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6801 21:18:14.327961  # [   49.054216] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6802 21:18:14.334577  # [   49.067713] ---[ end trace 66ef3c01d1de29cd ]---

 6803 21:18:14.338075  # [   49.079433] lkdtm: Overflow detected: saturated

 6804 21:18:14.344841  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6805 21:18:14.351158  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6806 21:18:14.354223  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6807 21:18:14.364361  # [   49.231586] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6808 21:18:14.370912  # [   49.241798] lkdtm: attempting bad refcount_add_not_zero() overflow

 6809 21:18:14.374053  # [   49.249016] ------------[ cut here ]------------

 6810 21:18:14.381396  # [   49.254498] refcount_t: saturated; leaking memory.

 6811 21:18:14.397461  # [   49.266363] WARNING: CPU: 2 PID: 2134 at lib/refcount.c:19 refcount_warn_saturate+0x97/<6>[   59.895420] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6812 21:18:14.404206  <6>[   59.903883] lkdtm: good_stack: ffffb273035f7e20-ffffb273035f7e40

 6813 21:18:14.410556  <6>[   59.910891] lkdtm: bad_stack : ffffb273035f7da8-ffffb273035f7dc8

 6814 21:18:14.417223  <6>[   59.917907] lkdtm: attempting good copy_to_user of local stack

 6815 21:18:14.427199  <6>[   59.924725] lkdtm: attempting bad copy_to_user of distant stack

 6816 21:18:14.427318  0x110

 6817 21:18:14.479684  # [   49.282288] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6818 21:18:14.489476  # [   49.342721] CPU: 2 PID: 2134 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6819 21:18:14.496196  # [   49.351679] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6820 21:18:14.502599  # [   49.364981] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6821 21:18:14.522331  # [   49.371108] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 6822 21:18:14.528851  # [   49.392385] RSP: 0018:ffffb27302b2fe38 EFLAGS: 00010282

 6823 21:18:14.539168  # [   49.398558] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6824 21:18:14.545270  # [   49.406822] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 6825 21:18:14.555406  # [   49.415084] RBP: ffffffff8f6c72f0 R08: 0000000000000000 R09: 0000000000000000

 6826 21:18:14.561935  # [   49.423360] R10: 0<6>[   60.057203] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6827 21:18:14.571458  <6>[   60.069589] lkdtm: good_stack: ffffb27303687e20-ffffb27303687e40

 6828 21:18:14.578514  <6>[   60.076620] lkdtm: bad_stack : ffffb27303687da8-ffffb27303687dc8

 6829 21:18:14.584670  0000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6830 21:18:14.591507  # [<6>[   60.083631] lkdtm: attempting good copy_from_user of local stack

 6831 21:18:14.597873  <6>[   60.096835] lkdtm: attempting bad copy_from_user of distant stack

 6832 21:18:14.604382     49.437840] R13: ffffb27302b2ff10 R14: ffffb27302b2ff10 R15: ffff929a46849000

 6833 21:18:14.614752  # [   49.446104] FS:  00007f725c737740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 6834 21:18:14.621170  # [   49.455436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6835 21:18:14.631147  # [   49.462144] CR2: 00007f725c716000 CR3: 0000000107710003 CR4: 00000000003706e0

 6836 21:18:14.631233  # [   49.470419] Call Trace:

 6837 21:18:14.637584  # [   49.473442]  ? __warn+0x80/0x110

 6838 21:18:14.640644  # [   49.477364]  ? refcount_warn_saturate+0x97/0x110

 6839 21:18:14.644166  # [   49.489020]  ? report_bug+0x9e/0xc0

 6840 21:18:14.650592  # [   49.499420]  ? handle_bug+0x41/0x90

 6841 21:18:14.654045  # [   49.503605]  ? exc_invalid_op+0x14/0x70

 6842 21:18:14.660429  # [   49.508178]  ? asm_exc_invalid_op+0x12/0x20

 6843 21:18:14.663749  # [   49.513143]  ? refcount_warn_saturate+0x97/0x110

 6844 21:18:14.670402  # [   49.518595]  ? refcount_warn_saturate+0x97/0x110

 6845 21:18:14.677156  # [   49.524044]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6846 21:18:14.683848  # [   49.530463]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6847 21:18:14.686822  # [   49.536979]  direct_entry.cold+0x2c/0x38

 6848 21:18:14.690343  # [   49.541652]  full_proxy_write+0x53/0x80

 6849 21:18:14.697002  # [   49.546230]  vfs_write+0xe7/0x3b0

 6850 21:18:14.700389  # [   49.556430]  ksys_write+0x68/0xf0

 6851 21:18:14.703515  # [   49.566636]  do_syscall_64+0x30/0x40

 6852 21:18:14.710025  # [   49.577133]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6853 21:18:14.713608  # [   49.583067] RIP: 0033:0x7f725c832240

 6854 21:18:14.733041  # [   49.587364] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6855 21:18:14.742743  # [   49.614853] RSP: 002b:00007fffb271da08 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6856 21:18:14.752804  # [   49.623601] RAX: ffffffffffffffd<6>[   60.252766] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6857 21:18:14.759782  a RBX: 000000000000001f RCX: 00007f725c832240

 6858 21:18:14.765611  # [   49.631862] <6>[   60.260198] lkdtm: good_stack: ffffb27303717e20-ffffb27303717e40

 6859 21:18:14.778839  RDX: 000000000000001f RSI: 00007f725c716000 RDI: 000000000000000<6>[   60.273438] lkdtm: bad_stack : ffffb27303717ff8-ffffb27303718018

 6860 21:18:14.782614  1

 6861 21:18:14.791903  # [   49.640126] RBP: 000000000000001f R08: 00000000ffffffff <6>[   60.286660] lkdtm: attempting good copy_to_user of local stack

 6862 21:18:14.795446  R09: 0000000000000000

 6863 21:18:14.805264  # [   49.648389] R10: 00007f725c7534d0 R1<6>[   60.299661] lkdtm: attempting bad copy_to_user of distant stack

 6864 21:18:14.811826  1: 0000000000000202 R12: 00007f725c716000

 6865 21:18:14.818265  # [   49.656672] R13:<4>[   60.312777] lkdtm: copy_to_user failed, but lacked Oops

 6866 21:18:14.825298   0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6867 21:18:14.828267  # [   49.664937] irq event stamp: 0

 6868 21:18:14.834924  # [   49.668657] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6869 21:18:14.844972  # [   49.675950] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6870 21:18:14.854535  # [   49.685379] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6871 21:18:14.861693  # [   49.694806] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6872 21:18:14.867759  # [   49.702097] ---[ end trace 66ef3c01d1de29ce ]---

 6873 21:18:14.871169  # [   49.707545] lkdtm: Overflow detected: saturated

 6874 21:18:14.877533  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6875 21:18:14.884340  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6876 21:18:14.887809  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6877 21:18:14.894046  # [   49.849528] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6878 21:18:14.900478  # [   49.856284] lkdtm: attempting good refcount_dec()

 6879 21:18:14.904074  # [   49.861860] lkdtm: attempting bad refcount_dec() to zero

 6880 21:18:14.910467  # [   49.868118] ------------[ cut here ]------------

 6881 21:18:14.917165  # [   49.879776] refcount_t: decrement hit 0; leaking memory.

 6882 21:18:14.927139  # [   49.892247] WARNING: CPU: 3 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6883 21:18:14.963246  # [   49.901975] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmall<6>[   60.455669] lkdtm: Performing direct entry USERCOPY_KERNEL

 6884 21:18:14.976366  oc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l<6>[   60.468399] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8f240850

 6885 21:18:14.992984  2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlw<6>[   60.483541] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8cae41c0

 6886 21:18:15.003058  ifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_u<3>[   60.498411] lkdtm: FAIL: survived bad copy_to_user()

 6887 21:18:15.009596  sbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6888 21:18:15.019003  # [   49.962391] CPU: 3 PID: 2167 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6889 21:18:15.025813  # [   49.971370] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6890 21:18:15.032565  # [   49.984684] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6891 21:18:15.052421  # [   49.990844] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6892 21:18:15.058927  # [   50.012121] RSP: 0018:ffffb27302bafe48 EFLAGS: 00010286

 6893 21:18:15.068652  # [   50.018281] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6894 21:18:15.075158  # [   50.026547] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 6895 21:18:15.085310  # [   50.034810] RBP: ffffffff8f6c76a9 R08: 0000000000000000 R09: 0000000000000000

 6896 21:18:15.091719  # [   50.043077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6897 21:18:15.101525  # [   50.051361] R13: ffffb27302baff10 R14: ffffb27302baff10 R15: ffff929a42ad9000

 6898 21:18:15.108387  # [   50.065840] FS:  00007f07f098d740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6899 21:18:15.114863  # [   50.075202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6900 21:18:15.124801  # [   50.081915] CR2: 00007f07f096c000 CR3: 0000000105b86003 CR4: 00000000003706e0

 6901 21:18:15.128011  # [   50.090210] Call Trace:

 6902 21:18:15.131214  # [   50.093253]  ? __warn+0x80/0x110

 6903 21:18:15.137875  # [   50.097160]  ? refcount_warn_saturate+0xfb/0x110

 6904 21:18:15.141295  # [   50.108816]  ? report_bug+0x9e/0xc0

 6905 21:18:15.147850  # [<6>[   60.642291] lkdtm: Performing direct entry STACKLEAK_ERASING

 6906 21:18:15.154306  <6>[   60.653809] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6907 21:18:15.163930  <3>[   60.662028] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6908 21:18:15.167493     50.113035]  ? handle_bug+0x41/0x90

 6909 21:18:15.177176  # [   50.117254]  ? exc_i<3>[   60.670121] lkdtm: FAIL: the thread stack is NOT properly erased

 6910 21:18:15.186815  <4>[   60.683339] CPU: 3 PID: 2963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6911 21:18:15.193882  <4>[   60.692287] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6912 21:18:15.196820  <4>[   60.699382] Call Trace:

 6913 21:18:15.200219  <4>[   60.702451]  dump_stack+0x77/0x9b

 6914 21:18:15.206668  <4>[   60.706471]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 6915 21:18:15.210173  <4>[   60.711916]  direct_entry.cold+0x2c/0x38

 6916 21:18:15.213274  <4>[   60.716579]  full_proxy_write+0x53/0x80

 6917 21:18:15.219955  <4>[   60.721151]  vfs_write+0xe7/0x3b0

 6918 21:18:15.220044  nvalid_op+0x14/0x70

 6919 21:18:15.229900  # [   50.121858]  ? asm_exc_invalid_op+0x12<4>[   60.725143]  ksys_write+0x68/0xf0

 6920 21:18:15.233281  <4>[   60.735359]  do_syscall_64+0x30/0x40

 6921 21:18:15.239655  <4>[   60.739628]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6922 21:18:15.242993  <4>[   60.745559] RIP: 0033:0x7f36bad15240

 6923 21:18:15.266171  <4>[   60.749839] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6924 21:18:15.272332  <4>[   60.771108] RSP: 002b:00007ffe4a140178 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6925 21:18:15.282489  <4>[   60.779855] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f36bad15240

 6926 21:18:15.289117  <4>[   60.788106] RDX: 0000000000000012 RSI: 00007f36babf9000 RDI: 0000000000000001

 6927 21:18:15.299194  <4>[   60.796367] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6928 21:18:15.305731  <4>[   60.804628] R10: 00007f36bac364d0 R11: 0000000000000202 R12: 00007f36babf9000

 6929 21:18:15.315616  <4>[   60.812888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6930 21:18:15.315704  /0x20

 6931 21:18:15.322220  # [   50.126827]  ? refcount_warn_saturate+0xfb/0x110

 6932 21:18:15.325421  # [   50.132295]  ? refcount_warn_saturate+0xfb/0x110

 6933 21:18:15.332286  # [   50.143951]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6934 21:18:15.335269  # [   50.149226]  direct_entry.cold+0x2c/0x38

 6935 21:18:15.341777  # [   50.153932]  full_proxy_write+0x53/0x80

 6936 21:18:15.345137  # [   50.164720]  vfs_write+0xe7/0x3b0

 6937 21:18:15.348602  # [   50.174925]  ksys_write+0x68/0xf0

 6938 21:18:15.351991  # [   50.185132]  do_syscall_64+0x30/0x40

 6939 21:18:15.358524  # [   50.189446]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6940 21:18:15.362066  # [   50.195384] RIP: 0033:0x7f07f0a88240

 6941 21:18:15.385157  # [   50.199694] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6942 21:18:15.391531  # [   50.220970] RSP: 002b:00007fffcc8399f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6943 21:18:15.401240  # [   50.229725] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f07f0a88240

 6944 21:18:15.407779  # [   50.237990] RDX: 0000000000000012 RSI: 00007f07f096c000 RDI: 0000000000000001

 6945 21:18:15.417895  # [   50.246253] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6946 21:18:15.424185  # [   50.254518] R10: 00007f07f09a94d0 R11: 0000000000000202 R12: 00007f07f096c000

 6947 21:18:15.433983  # [   50.262782] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6948 21:18:15.437412  # [   50.271051] irq event stamp: 0

 6949 21:18:15.444049  # [   50.274779] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6950 21:18:15.457509  # [   50.288280] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process<6>[   60.956563] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 6951 21:18:15.460517  +0x65c/0x20e0

 6952 21:18:15.470419  # [   50.297739] softirqs last  enabled at (0): [<6>[   60.964721] lkdtm: Calling matched prototype ...

 6953 21:18:15.473389  <ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 6954 21:18:15.483431  # [   50.307169] <6>[   60.976377] lkdtm: Calling mismatched prototype ...

 6955 21:18:15.486758  softirqs last disabled at (0): [<0000000000000000>] 0x0

 6956 21:18:15.496534  # [   5<6>[   60.988355] lkdtm: Fail: survived mismatched prototype function call!

 6957 21:18:15.500030  0.314461] ---[ end trace 66ef3c01d1de29cf ]---

 6958 21:18:15.506705  # [   50.319908] lkdtm: Zero detected: saturated

 6959 21:18:15.509658  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6960 21:18:15.513001  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6961 21:18:15.519781  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6962 21:18:15.526207  # [   50.440889] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6963 21:18:15.532753  # [   50.450017] lkdtm: attempting bad refcount_dec() below zero

 6964 21:18:15.536471  # [   50.456544] ------------[ cut here ]------------

 6965 21:18:15.542852  # [   50.462022] refcount_t: decrement hit 0; leaking memory.

 6966 21:18:15.552476  # [   50.474481] WARNING: CPU: 3 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6967 21:18:15.608785  # [   50.484207] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 6968 21:18:15.618404  # [   50.544633] CPU: 3 PID: 2203 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 6969 21:18:15.625424  # [   50.553591] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6970 21:18:15.631636  # [   50.566895] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6971 21:18:15.651327  # [   50.573052] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6972 21:18:15.658122  # [   50.594364] RSP: 0018:ffffb27302c0fe48 EFLAGS: 00010286

 6973 21:18:15.667633  # [   50.606703] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6974 21:18:15.674179  # [   50.614967] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 6975 21:18:15.684139  # [   50.623229] RBP: ffffffff8f6c76bb R08: 0000000000000000 R09: 0000000000000000

 6976 21:18:15.694134  # [   50.631494] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6977 21:18:15.700538  # [   50.639756] R13: ffffb27302c0ff10 R14: ffffb27302c0ff10 R15: ffff929a45999000

 6978 21:18:15.710750  # [   50.648021] FS:  00007fac12216740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 6979 21:18:15.717219  # [   50.657397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6980 21:18:15.726994  # [   50.664140] CR2: 00007fac121f5000 CR3: 0000000103476001 CR4: 00000000003706e0

 6981 21:18:15.730094  # [   50.672409] Call Trace:

 6982 21:18:15.733647  # [   50.675436]  ? __warn+0x80/0x110

 6983 21:18:15.740100  # [   50.679364]  ? refcount_warn_saturate+0xfb/0x110

 6984 21:18:15.743561  # [   50.684823]  ? report_bug+0x9e/0xc0

 6985 21:18:15.746885  # [   50.695214]  ? handle_bug+0x41/0x90

 6986 21:18:15.753254  # [   50.699431]  ? exc_invalid_op+0x14/0x70

 6987 21:18:15.756687  # [   50.704035]  ? asm_exc_invalid_op+0x12/0x20

 6988 21:18:15.762913  # [   50.709027]  ? refcount_warn_saturate+0xfb/0x110

 6989 21:18:15.769629  # [   50.714504]  ? refcount_warn_saturate+0xfb/0x110

 6990 21:18:15.773203  # [   50.726158]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6991 21:18:15.779463  # [   50.731833]  direct_entry.cold+0x2c/0x38

 6992 21:18:15.782981  # [   50.736540]  full_proxy_write+0x53/0x80

 6993 21:18:15.786119  # [   50.741147]  vfs_write+0xe7/0x3b0

 6994 21:18:15.792611  # [   50.745173]  ksys_write+0x68/0xf0

 6995 21:18:15.795998  # [   50.755379]  do_syscall_64+0x30/0x40

 6996 21:18:15.802401  # [   50.765876]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6997 21:18:15.805891  # [   50.778020] RIP: 0033:0x7fac12311240

 6998 21:18:15.828627  # [   50.782352] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6999 21:18:15.838483  # [   50.803643] RSP: 002b:00007ffe49112248 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7000 21:18:15.844919  # [   50.818597] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fac12311240

 7001 21:18:15.854889  # [   50.826863] RDX: 0000000000000016 RSI: 00007fac121f5000 RDI: 0000000000000001

 7002 21:18:15.861736  # [   50.835125] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 7003 21:18:15.871289  # [   50.843410] R10: 00007fac122324d0 R11: 0000000000000202 R12: 00007fac121f5000

 7004 21:18:15.881225  # [   50.851673] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7005 21:18:15.884875  # [   50.859944] irq event stamp: 0

 7006 21:18:15.891261  # [   50.863663] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7007 21:18:15.900934  # [   50.877164] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7008 21:18:15.910793  # [   50.886624] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7009 21:18:15.917562  # [   50.896055] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7010 21:18:15.923700  # [   50.903380] ---[ end trace 66ef3c01d1de29d0 ]---

 7011 21:18:15.927268  # [   50.908829] lkdtm: Negative detected: saturated

 7012 21:18:15.933704  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 7013 21:18:15.940327  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 7014 21:18:15.946669  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 7015 21:18:15.953609  # [   51.062051] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 7016 21:18:15.960076  # [   51.071308] lkdtm: attempting bad refcount_dec_and_test() below zero

 7017 21:18:15.966611  # [   51.084929] ------------[ cut here ]------------

 7018 21:18:15.973248  # [   51.096608] refcount_t: underflow; use-after-free.

 7019 21:18:15.983248  # [   51.108509] WARNING: CPU: 0 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7020 21:18:16.036306  # [   51.124435] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7021 21:18:16.045836  # [   51.184867] CPU: 0 PID: 2239 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7022 21:18:16.052658  # [   51.200046] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7023 21:18:16.059032  # [   51.213277] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7024 21:18:16.082197  # [   51.225632] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 7025 21:18:16.088607  # [   51.253116] RSP: 0018:ffffb27302cb7e40 EFLAGS: 00010286

 7026 21:18:16.095255  # [   51.265463] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 7027 21:18:16.104997  # [   51.279941] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 7028 21:18:16.114639  # [   51.294438] RBP: ffffffff8f6c7310 R08: 0000000000000000 R09: 0000000000000000

 7029 21:18:16.121223  # [   51.308914] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 7030 21:18:16.131063  # [   51.323425] R13: ffffb27302cb7f10 R14: ffffb27302cb7f10 R15: ffff929a43dbb000

 7031 21:18:16.141206  # [   51.337882] FS:  00007f4f9f6e9740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 7032 21:18:16.148011  # [   51.353441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7033 21:18:16.154066  # [   51.366398] CR2: 00007f4f9f6c8000 CR3: 0000000102970006 CR4: 00000000003706f0

 7034 21:18:16.157621  # [   51.380868] Call Trace:

 7035 21:18:16.160571  # [   51.390103]  ? __warn+0x80/0x110

 7036 21:18:16.167790  # [   51.400224]  ? refcount_warn_saturate+0xba/0x110

 7037 21:18:16.170652  # [   51.411883]  ? report_bug+0x9e/0xc0

 7038 21:18:16.177539  # [   51.422285]  ? handle_bug+0x41/0x90

 7039 21:18:16.180653  # [   51.432684]  ? exc_invalid_op+0x14/0x70

 7040 21:18:16.187034  # [   51.443489]  ? asm_exc_invalid_op+0x12/0x20

 7041 21:18:16.190571  # [   51.454664]  ? refcount_warn_saturate+0xba/0x110

 7042 21:18:16.197263  # [   51.466353]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7043 21:18:16.203658  # [   51.478963]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 7044 21:18:16.210189  # [   51.491705]  direct_entry.cold+0x2c/0x38

 7045 21:18:16.213728  # [   51.502587]  full_proxy_write+0x53/0x80

 7046 21:18:16.216717  # [   51.513418]  vfs_write+0xe7/0x3b0

 7047 21:18:16.223176  # [   51.523594]  ksys_write+0x68/0xf0

 7048 21:18:16.226766  # [   51.533827]  do_syscall_64+0x30/0x40

 7049 21:18:16.233045  # [   51.544308]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7050 21:18:16.236557  # [   51.556465] RIP: 0033:0x7f4f9f7e4240

 7051 21:18:16.259501  # [   51.566955] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7052 21:18:16.269346  # [   51.594487] RSP: 002b:00007ffd6caa4e48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7053 21:18:16.275734  # [   51.609436] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4f9f7e4240

 7054 21:18:16.285480  # [   51.623927] RDX: 000000000000001f RSI: 00007f4f9f6c8000 RDI: 0000000000000001

 7055 21:18:16.292238  # [   51.638413] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 7056 21:18:16.302076  # [   51.652919] R10: 00007f4f9f7054d0 R11: 0000000000000202 R12: 00007f4f9f6c8000

 7057 21:18:16.308458  # [   51.667382] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7058 21:18:16.315229  # [   51.681887] irq event stamp: 0

 7059 21:18:16.321711  # [   51.691780] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7060 21:18:16.331736  # [   51.705311] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7061 21:18:16.341401  # [   51.720938] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7062 21:18:16.348092  # [   51.736596] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7063 21:18:16.354724  # [   51.750092] ---[ end trace 66ef3c01d1de29d1 ]---

 7064 21:18:16.358126  # [   51.761762] lkdtm: Negative detected: saturated

 7065 21:18:16.368112  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 7066 21:18:16.371340  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 7067 21:18:16.377877  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 7068 21:18:16.387538  # [   51.909811] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 7069 21:18:16.394519  # [   51.917960] lkdtm: attempting bad refcount_sub_and_test() below zero

 7070 21:18:16.400809  # [   51.925360] ------------[ cut here ]------------

 7071 21:18:16.404042  # [   51.937022] refcount_t: underflow; use-after-free.

 7072 21:18:16.413857  # [   51.942697] WARNING: CPU: 3 PID: 2275 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7073 21:18:16.470041  # [   51.952428] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7074 21:18:16.479617  # [   52.012838] CPU: 3 PID: 2275 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7075 21:18:16.486484  # [   52.021810] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7076 21:18:16.492523  # [   52.035123] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7077 21:18:16.515596  # [   52.047464] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 7078 21:18:16.522442  # [   52.074953] RSP: 0018:ffffb27302d47e40 EFLAGS: 00010286

 7079 21:18:16.532151  # [   52.081115] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 7080 21:18:16.538795  # [   52.095592] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 7081 21:18:16.548886  # [   52.103857] RBP: ffffffff8f6c7330 R08: 0000000000000000 R09: 0000000000000000

 7082 21:18:16.555253  # [   52.112143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 7083 21:18:16.565268  # [   52.120422] R13: ffffb27302d47f10 R14: ffffb27302d47f10 R15: ffff929a4696e000

 7084 21:18:16.575035  # [   52.134891] FS:  00007fcd21c12740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 7085 21:18:16.581458  # [   52.144224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7086 21:18:16.588112  # [   52.150933] CR2: 00007fcd21bf1000 CR3: 00000001034c8002 CR4: 00000000003706e0

 7087 21:18:16.591177  # [   52.159198] Call Trace:

 7088 21:18:16.597730  # [   52.162240]  ? __warn+0x80/0x110

 7089 21:18:16.601129  # [   52.166146]  ? refcount_warn_saturate+0xba/0x110

 7090 21:18:16.607885  # [   52.177802]  ? report_bug+0x9e/0xc0

 7091 21:18:16.611018  # [   52.181990]  ? handle_bug+0x41/0x90

 7092 21:18:16.614172  # [   52.186207]  ? exc_invalid_op+0x14/0x70

 7093 21:18:16.620566  # [   52.190782]  ? asm_exc_invalid_op+0x12/0x20

 7094 21:18:16.623883  # [   52.195772]  ? refcount_warn_saturate+0xba/0x110

 7095 21:18:16.630581  # [   52.201252]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7096 21:18:16.640393  # [   52.207705]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 7097 21:18:16.643629  # [   52.214247]  direct_entry.cold+0x2c/0x38

 7098 21:18:16.646970  # [   52.218922]  full_proxy_write+0x53/0x80

 7099 21:18:16.653427  # [   52.223526]  vfs_write+0xe7/0x3b0

 7100 21:18:16.656644  # [   52.233726]  ksys_write+0x68/0xf0

 7101 21:18:16.660072  # [   52.237720]  do_syscall_64+0x30/0x40

 7102 21:18:16.666887  # [   52.242028]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7103 21:18:16.670252  # [   52.247963] RIP: 0033:0x7fcd21d0d240

 7104 21:18:16.693219  # [   52.252245] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7105 21:18:16.702896  # [   52.273523] RSP: 002b:00007ffdb6db6078 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7106 21:18:16.709199  # [   52.282273] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fcd21d0d240

 7107 21:18:16.719206  # [   52.290537] RDX: 000000000000001f RSI: 00007fcd21bf1000 RDI: 0000000000000001

 7108 21:18:16.726217  # [   52.298800] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 7109 21:18:16.735685  # [   52.307065] R10: 00007fcd21c2e4d0 R11: 0000000000000202 R12: 00007fcd21bf1000

 7110 21:18:16.745702  # [   52.315328] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7111 21:18:16.749083  # [   52.323615] irq event stamp: 0

 7112 21:18:16.755431  # [   52.333523] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7113 21:18:16.765631  # [   52.347033] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7114 21:18:16.775448  # [   52.356491] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7115 21:18:16.781738  # [   52.365922] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7116 21:18:16.788271  # [   52.373216] ---[ end trace 66ef3c01d1de29d2 ]---

 7117 21:18:16.794877  # [   52.378663] lkdtm: Negative detected: saturated

 7118 21:18:16.801053  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 7119 21:18:16.808035  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 7120 21:18:16.811478  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 7121 21:18:16.817956  # [   52.511253] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 7122 21:18:16.824047  # [   52.521220] lkdtm: attempting safe refcount_inc_not_zero() from zero

 7123 21:18:16.830826  # [   52.528632] lkdtm: Good: zero detected

 7124 21:18:16.834241  # [   52.539313] lkdtm: Correctly stayed at zero

 7125 21:18:16.840791  # [   52.544278] lkdtm: attempting bad refcount_inc() from zero

 7126 21:18:16.847133  # [   52.550696] ------------[ cut here ]------------

 7127 21:18:16.853712  # [   52.556142] refcount_t: addition on 0; use-after-free.

 7128 21:18:16.863809  # [   52.562199] WARNING: CPU: 3 PID: 2308 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 7129 21:18:16.919529  # [   52.571928] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7130 21:18:16.928970  # [   52.632350] CPU: 3 PID: 2308 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7131 21:18:16.935733  # [   52.641305] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7132 21:18:16.942198  # [   52.654617] RIP: 0010:refcount_warn_saturate+0x74/0x110

 7133 21:18:16.965257  # [   52.666955] Code: 02 01 e8 55 50 c2 00 0f 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62 8f c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62

 7134 21:18:16.968290  # [   52.694443] RSP: 0018:ffffb27302dcfe48 EFLAGS: 00010286

 7135 21:18:16.978308  # [   52.700597] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 7136 21:18:16.988006  # [   52.715076] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 7137 21:18:16.994503  # [   52.723369] RBP: ffffffff8f6c76d1 R08: 0000000000000000 R09: 0000000000000000

 7138 21:18:17.004693  # [   52.737837] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7139 21:18:17.011166  # [   52.746101] R13: ffffb27302dcff10 R14: ffffb27302dcff10 R15: ffff929a4778c000

 7140 21:18:17.020986  # [   52.754366] FS:  00007f471ea67740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 7141 21:18:17.027487  # [   52.763698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7142 21:18:17.037299  # [   52.770409] CR2: 00007f471ea46000 CR3: 0000000106152006 CR4: 00000000003706e0

 7143 21:18:17.040747  # [   52.778670] Call Trace:

 7144 21:18:17.043727  # [   52.781709]  ? __warn+0x80/0x110

 7145 21:18:17.050416  # [   52.785613]  ? refcount_warn_saturate+0x74/0x110

 7146 21:18:17.053577  # [   52.797268]  ? report_bug+0x9e/0xc0

 7147 21:18:17.057155  # [   52.801455]  ? handle_bug+0x41/0x90

 7148 21:18:17.063964  # [   52.805664]  ? exc_invalid_op+0x14/0x70

 7149 21:18:17.067224  # [   52.810237]  ? asm_exc_invalid_op+0x12/0x20

 7150 21:18:17.073682  # [   52.815201]  ? refcount_warn_saturate+0x74/0x110

 7151 21:18:17.076738  # [   52.820677]  ? refcount_warn_saturate+0x74/0x110

 7152 21:18:17.083229  # [   52.826125]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 7153 21:18:17.090121  # [   52.831379]  direct_entry.cold+0x2c/0x38

 7154 21:18:17.093351  # [   52.836052]  full_proxy_write+0x53/0x80

 7155 21:18:17.096949  # [   52.840651]  vfs_write+0xe7/0x3b0

 7156 21:18:17.099774  # [   52.844665]  ksys_write+0x68/0xf0

 7157 21:18:17.106705  # [   52.848656]  do_syscall_64+0x30/0x40

 7158 21:18:17.113132  # [   52.852939]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7159 21:18:17.116248  # [   52.858870] RIP: 0033:0x7f471eb62240

 7160 21:18:17.139314  # [   52.863151] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7161 21:18:17.146126  # [   52.884426] RSP: 002b:00007ffeb7e25bb8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7162 21:18:17.155919  # [   52.893175] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f471eb62240

 7163 21:18:17.162473  # [   52.901437] RDX: 0000000000000012 RSI: 00007f471ea46000 RDI: 0000000000000001

 7164 21:18:17.172591  # [   52.909699] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 7165 21:18:17.179166  # [   52.917961] R10: 00007f471ea834d0 R11: 0000000000000202 R12: 00007f471ea46000

 7166 21:18:17.188697  # [   52.926224] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7167 21:18:17.192130  # [   52.934495] irq event stamp: 0

 7168 21:18:17.198545  # [   52.944405] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7169 21:18:17.211914  # [   52.951699] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7170 21:18:17.218306  # [   52.967348] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7171 21:18:17.228446  # [   52.982992] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7172 21:18:17.231490  # [   52.996501] ---[ end trace 66ef3c01d1de29d3 ]---

 7173 21:18:17.237943  # [   53.008165] lkdtm: Zero detected: saturated

 7174 21:18:17.241204  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 7175 21:18:17.247761  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 7176 21:18:17.251174  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7177 21:18:17.257714  # [   53.167042] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 7178 21:18:17.264415  # [   53.175156] lkdtm: attempting safe refcount_add_not_zero() from zero

 7179 21:18:17.270664  # [   53.188761] lkdtm: Good: zero detected

 7180 21:18:17.273926  # [   53.199445] lkdtm: Correctly stayed at zero

 7181 21:18:17.280704  # [   53.210616] lkdtm: attempting bad refcount_add() from zero

 7182 21:18:17.287110  # [   53.223252] ------------[ cut here ]------------

 7183 21:18:17.294068  # [   53.234914] refcount_t: addition on 0; use-after-free.

 7184 21:18:17.303505  # [   53.247187] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 7185 21:18:17.359571  # [   53.263094] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7186 21:18:17.369098  # [   53.323543] CPU: 1 PID: 2341 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7187 21:18:17.375705  # [   53.338676] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7188 21:18:17.382554  # [   53.351991] RIP: 0010:refcount_warn_saturate+0x74/0x110

 7189 21:18:17.405446  # [   53.364356] Code: 02 01 e8 55 50 c2 00 0f 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62 8f c6 05 bd bd d6 02 01 e8 32 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62

 7190 21:18:17.411669  # [   53.385636] RSP: 0018:ffffb27302e77e48 EFLAGS: 00010286

 7191 21:18:17.418729  # [   53.391765] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 7192 21:18:17.428763  # [   53.406240] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 7193 21:18:17.435053  # [   53.414504] RBP: ffffffff8f6c76e3 R08: 0000000000000000 R09: 0000000000000000

 7194 21:18:17.444818  # [   53.428977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7195 21:18:17.451245  # [   53.437242] R13: ffffb27302e77f10 R14: ffffb27302e77f10 R15: ffff929a42981000

 7196 21:18:17.461368  # [   53.451714] FS:  00007ff7728f8740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 7197 21:18:17.467695  # [   53.461047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7198 21:18:17.477944  # [   53.473968] CR2: 00007ff7728d7000 CR3: 000000010275e005 CR4: 00000000003706e0

 7199 21:18:17.481003  # [   53.482234] Call Trace:

 7200 21:18:17.484223  # [   53.491473]  ? __warn+0x80/0x110

 7201 21:18:17.490694  # [   53.501582]  ? refcount_warn_saturate+0x74/0x110

 7202 21:18:17.494246  # [   53.513244]  ? report_bug+0x9e/0xc0

 7203 21:18:17.497521  # [   53.523648]  ? handle_bug+0x41/0x90

 7204 21:18:17.503907  # [   53.534049]  ? exc_invalid_op+0x14/0x70

 7205 21:18:17.507270  # [   53.544840]  ? asm_exc_invalid_op+0x12/0x20

 7206 21:18:17.513935  # [   53.556021]  ? refcount_warn_saturate+0x74/0x110

 7207 21:18:17.520330  # [   53.567683]  ? refcount_warn_saturate+0x74/0x110

 7208 21:18:17.523786  # [   53.579364]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 7209 21:18:17.530723  # [   53.590834]  direct_entry.cold+0x2c/0x38

 7210 21:18:17.533355  # [   53.601723]  full_proxy_write+0x53/0x80

 7211 21:18:17.536740  # [   53.612512]  vfs_write+0xe7/0x3b0

 7212 21:18:17.543402  # [   53.622720]  ksys_write+0x68/0xf0

 7213 21:18:17.546797  # [   53.632928]  do_syscall_64+0x30/0x40

 7214 21:18:17.553028  # [   53.643426]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7215 21:18:17.556372  # [   53.649364] RIP: 0033:0x7ff7729f3240

 7216 21:18:17.579306  # [   53.659853] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7217 21:18:17.585898  # [   53.687360] RSP: 002b:00007ffe5445f198 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7218 21:18:17.596051  # [   53.702326] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff7729f3240

 7219 21:18:17.605828  # [   53.710616] RDX: 0000000000000012 RSI: 00007ff7728d7000 RDI: 0000000000000001

 7220 21:18:17.612417  # [   53.725092] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 7221 21:18:17.622218  # [   53.733363] R10: 00007ff7729144d0 R11: 0000000000000202 R12: 00007ff7728d7000

 7222 21:18:17.628691  # [   53.747833] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7223 21:18:17.635732  # [   53.756101] irq event stamp: 0

 7224 21:18:17.642153  # [   53.766009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7225 21:18:17.652293  # [   53.779523] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7226 21:18:17.661763  # [   53.795169] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7227 21:18:17.668589  # [   53.810817] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7228 21:18:17.674924  # [   53.824330] ---[ end trace 66ef3c01d1de29d4 ]---

 7229 21:18:17.678180  # [   53.835998] lkdtm: Zero detected: saturated

 7230 21:18:17.684823  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 7231 21:18:17.688321  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7232 21:18:17.691208  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7233 21:18:17.700965  # [   53.981591] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 7234 21:18:17.707984  # [   53.991141] lkdtm: attempting bad refcount_inc() from saturated

 7235 21:18:17.711163  # [   54.004261] ------------[ cut here ]------------

 7236 21:18:17.717602  # [   54.015918] refcount_t: saturated; leaking memory.

 7237 21:18:17.727675  # [   54.027808] WARNING: CPU: 1 PID: 2377 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7238 21:18:17.783280  # [   54.043715] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7239 21:18:17.793241  # [   54.104152] CPU: 1 PID: 2377 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7240 21:18:17.799502  # [   54.119305] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7241 21:18:17.806433  # [   54.132598] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7242 21:18:17.829424  # [   54.144940] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 7243 21:18:17.836066  # [   54.172435] RSP: 0018:ffffb27302cafe48 EFLAGS: 00010286

 7244 21:18:17.842598  # [   54.184777] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 7245 21:18:17.852134  # [   54.199256] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 7246 21:18:17.862216  # [   54.213735] RBP: ffffffff8f6c76f5 R08: 0000000000000000 R09: 0000000000000000

 7247 21:18:17.868665  # [   54.228215] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7248 21:18:17.878549  # [   54.242694] R13: ffffb27302caff10 R14: ffffb27302caff10 R15: ffff929a45ba8000

 7249 21:18:17.888288  # [   54.250960] FS:  00007f2652810740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 7250 21:18:17.894922  # [   54.266501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7251 21:18:17.901189  # [   54.279428] CR2: 00007f26527ef000 CR3: 00000001059c2003 CR4: 00000000003706e0

 7252 21:18:17.904525  # [   54.293908] Call Trace:

 7253 21:18:17.907896  # [   54.296935]  ? __warn+0x80/0x110

 7254 21:18:17.914580  # [   54.307036]  ? refcount_warn_saturate+0x51/0x110

 7255 21:18:17.917705  # [   54.318697]  ? report_bug+0x9e/0xc0

 7256 21:18:17.924633  # [   54.329098]  ? handle_bug+0x41/0x90

 7257 21:18:17.927740  # [   54.339497]  ? exc_invalid_op+0x14/0x70

 7258 21:18:17.934417  # [   54.350289]  ? asm_exc_invalid_op+0x12/0x20

 7259 21:18:17.937202  # [   54.361472]  ? refcount_warn_saturate+0x51/0x110

 7260 21:18:17.944089  # [   54.373135]  ? refcount_warn_saturate+0x51/0x110

 7261 21:18:17.950680  # [   54.384799]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 7262 21:18:17.954085  # [   54.396756]  direct_entry.cold+0x2c/0x38

 7263 21:18:17.960135  # [   54.407647]  full_proxy_write+0x53/0x80

 7264 21:18:17.963452  # [   54.418438]  vfs_write+0xe7/0x3b0

 7265 21:18:17.966955  # [   54.428646]  ksys_write+0x68/0xf0

 7266 21:18:17.970386  # [   54.438854]  do_syscall_64+0x30/0x40

 7267 21:18:17.976673  # [   54.449366]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7268 21:18:17.983352  # [   54.461517] RIP: 0033:0x7f265290b240

 7269 21:18:18.003106  # [   54.472016] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7270 21:18:18.012938  # [   54.499513] RSP: 002b:00007ffe5ea07fe8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7271 21:18:18.022805  # [   54.514480] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f265290b240

 7272 21:18:18.029256  # [   54.522746] RDX: 0000000000000017 RSI: 00007f26527ef000 RDI: 0000000000000001

 7273 21:18:18.039391  # [   54.537223] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 7274 21:18:18.045542  # [   54.545490] R10: 00007f265282c4d0 R11: 0000000000000202 R12: 00007f26527ef000

 7275 21:18:18.055462  # [   54.559965] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7276 21:18:18.059019  # [   54.568236] irq event stamp: 0

 7277 21:18:18.065655  # [   54.578145] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7278 21:18:18.075329  # [   54.591658] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7279 21:18:18.085237  # [   54.607307] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7280 21:18:18.095062  # [   54.622954] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7281 21:18:18.098338  # [   54.636467] ---[ end trace 66ef3c01d1de29d5 ]---

 7282 21:18:18.104611  # [   54.648136] lkdtm: Saturation detected: still saturated

 7283 21:18:18.111107  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 7284 21:18:18.117834  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7285 21:18:18.121099  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7286 21:18:18.130741  # [   54.790293] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 7287 21:18:18.137414  # [   54.798153] lkdtm: attempting bad refcount_dec() from saturated

 7288 21:18:18.141164  # [   54.811270] ------------[ cut here ]------------

 7289 21:18:18.147222  # [   54.822931] refcount_t: decrement hit 0; leaking memory.

 7290 21:18:18.157389  # [   54.835398] WARNING: CPU: 1 PID: 2413 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 7291 21:18:18.216580  # [   54.851306] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7292 21:18:18.222832  # [   54.911735] CPU: 1 PID: 2413 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7293 21:18:18.229719  # [   54.926900] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7294 21:18:18.236211  # [   54.940218] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7295 21:18:18.259058  # [   54.952562] Code: 90 1e 62 8f c6 05 4d bd d6 02 01 e8 c5 4f c2 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 1e 62 8f c6 05 34 bd d6 02 01 e8 ab 4f c2 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7296 21:18:18.265651  # [   54.980060] RSP: 0018:ffffb27302f97e48 EFLAGS: 00010286

 7297 21:18:18.275722  # [   54.992412] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7298 21:18:18.282273  # [   55.006893] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 7299 21:18:18.291659  # [   55.015160] RBP: ffffffff8f6c770c R08: 0000000000000000 R09: 0000000000000000

 7300 21:18:18.298704  # [   55.029637] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7301 21:18:18.308459  # [   55.037903] R13: ffffb27302f97f10 R14: ffffb27302f97f10 R15: ffff929a46024000

 7302 21:18:18.318574  # [   55.052382] FS:  00007fa4b669d740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 7303 21:18:18.325085  # [   55.067936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7304 21:18:18.331446  # [   55.074647] CR2: 00007fa4b667c000 CR3: 0000000102652004 CR4: 00000000003706e0

 7305 21:18:18.335042  # [   55.089124] Call Trace:

 7306 21:18:18.337858  # [   55.092152]  ? __warn+0x80/0x110

 7307 21:18:18.344707  # [   55.102254]  ? refcount_warn_saturate+0xfb/0x110

 7308 21:18:18.351148  # [   55.113921]  ? report_bug+0x9e/0xc0

 7309 21:18:18.354540  # [   55.124344]  ? handle_bug+0x41/0x90

 7310 21:18:18.357633  # [   55.134752]  ? exc_invalid_op+0x14/0x70

 7311 21:18:18.364493  # [   55.139329]  ? asm_exc_invalid_op+0x12/0x20

 7312 21:18:18.367488  # [   55.150504]  ? refcount_warn_saturate+0xfb/0x110

 7313 21:18:18.374044  # [   55.162167]  ? refcount_warn_saturate+0xfb/0x110

 7314 21:18:18.380756  # [   55.173833]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7315 21:18:18.383938  # [   55.185792]  direct_entry.cold+0x2c/0x38

 7316 21:18:18.390841  # [   55.196687]  full_proxy_write+0x53/0x80

 7317 21:18:18.394015  # [   55.207476]  vfs_write+0xe7/0x3b0

 7318 21:18:18.397133  # [   55.217685]  ksys_write+0x68/0xf0

 7319 21:18:18.403576  # [   55.227892]  do_syscall_64+0x30/0x40

 7320 21:18:18.406913  # [   55.238413]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7321 21:18:18.413396  # [   55.250573] RIP: 0033:0x7fa4b6798240

 7322 21:18:18.433007  # [   55.261072] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7323 21:18:18.442922  # [   55.288566] RSP: 002b:00007ffe6e3e7b78 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7324 21:18:18.452893  # [   55.303535] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa4b6798240

 7325 21:18:18.459625  # [   55.311803] RDX: 0000000000000017 RSI: 00007fa4b667c000 RDI: 0000000000000001

 7326 21:18:18.469572  # [   55.326280] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 7327 21:18:18.476166  # [   55.334548] R10: 00007fa4b66b94d0 R11: 0000000000000202 R12: 00007fa4b667c000

 7328 21:18:18.485655  # [   55.349027] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7329 21:18:18.489032  # [   55.357298] irq event stamp: 0

 7330 21:18:18.495736  # [   55.367205] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7331 21:18:18.505707  # [   55.374502] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7332 21:18:18.515359  # [   55.390144] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7333 21:18:18.525770  # [   55.399577] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7334 21:18:18.528706  # [   55.413084] ---[ end trace 66ef3c01d1de29d6 ]---

 7335 21:18:18.535178  # [   55.418534] lkdtm: Saturation detected: still saturated

 7336 21:18:18.541558  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7337 21:18:18.548185  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7338 21:18:18.551762  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7339 21:18:18.561614  # [   55.591536] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7340 21:18:18.568077  # [   55.599589] lkdtm: attempting bad refcount_dec() from saturated

 7341 21:18:18.574718  # [   55.612717] ------------[ cut here ]------------

 7342 21:18:18.577971  # [   55.624367] refcount_t: saturated; leaking memory.

 7343 21:18:18.587473  # [   55.636253] WARNING: CPU: 1 PID: 2449 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7344 21:18:18.643529  # [   55.652157] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7345 21:18:18.653474  # [   55.712583] CPU: 1 PID: 2449 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7346 21:18:18.659855  # [   55.727742] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7347 21:18:18.666282  # [   55.741059] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7348 21:18:18.689182  # [   55.753409] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d f1 bd d6 02 00 75 ee 48 c7 c7 e0 1d 62 8f c6 05 e1 bd d6 02 01 e8 55 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d cd bd d6 02 00 75 cb 48 c7 c7 08 1e 62

 7349 21:18:18.696081  # [   55.780905] RSP: 0018:ffffb2730301fe48 EFLAGS: 00010286

 7350 21:18:18.702297  # [   55.793248] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7351 21:18:18.712433  # [   55.807730] RDX: ffff929abacac620 RSI: ffff929abac9bf50 RDI: ffff929abac9bf50

 7352 21:18:18.719183  # [   55.822211] RBP: ffffffff8f6c7723 R08: 0000000000000000 R09: 0000000000000000

 7353 21:18:18.728663  # [   55.830477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7354 21:18:18.738653  # [   55.844952] R13: ffffb2730301ff10 R14: ffffb2730301ff10 R15: ffff929a429c5000

 7355 21:18:18.748688  # [   55.859434] FS:  00007f778cb5e740(0000) GS:ffff929abac80000(0000) knlGS:0000000000000000

 7356 21:18:18.754984  # [   55.874983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7357 21:18:18.761589  # [   55.887936] CR2: 00007f778cb3d000 CR3: 00000001029c6004 CR4: 00000000003706e0

 7358 21:18:18.764944  # [   55.902415] Call Trace:

 7359 21:18:18.768132  # [   55.911676]  ? __warn+0x80/0x110

 7360 21:18:18.774627  # [   55.921765]  ? refcount_warn_saturate+0x51/0x110

 7361 21:18:18.778182  # [   55.933431]  ? report_bug+0x9e/0xc0

 7362 21:18:18.784544  # [   55.943864]  ? handle_bug+0x41/0x90

 7363 21:18:18.788014  # [   55.954239]  ? exc_invalid_op+0x14/0x70

 7364 21:18:18.794323  # [   55.965026]  ? asm_exc_invalid_op+0x12/0x20

 7365 21:18:18.797418  # [   55.976209]  ? refcount_warn_saturate+0x51/0x110

 7366 21:18:18.804103  # [   55.987872]  ? refcount_warn_saturate+0x51/0x110

 7367 21:18:18.810948  # [   55.999538]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7368 21:18:18.814017  # [   56.011494]  direct_entry.cold+0x2c/0x38

 7369 21:18:18.820546  # [   56.022386]  full_proxy_write+0x53/0x80

 7370 21:18:18.824147  # [   56.033177]  vfs_write+0xe7/0x3b0

 7371 21:18:18.826994  # [   56.043387]  ksys_write+0x68/0xf0

 7372 21:18:18.830468  # [   56.053595]  do_syscall_64+0x30/0x40

 7373 21:18:18.837175  # [   56.064093]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7374 21:18:18.843887  # [   56.076246] RIP: 0033:0x7f778cc59240

 7375 21:18:18.863748  # [   56.086747] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7376 21:18:18.873672  # [   56.114244] RSP: 002b:00007ffc11c2d5e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7377 21:18:18.883464  # [   56.129214] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f778cc59240

 7378 21:18:18.889862  # [   56.143694] RDX: 0000000000000017 RSI: 00007f778cb3d000 RDI: 0000000000000001

 7379 21:18:18.899922  # [   56.158174] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 7380 21:18:18.906256  # [   56.166440] R10: 00007f778cb7a4d0 R11: 0000000000000202 R12: 00007f778cb3d000

 7381 21:18:18.915928  # [   56.180911] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7382 21:18:18.919433  # [   56.195395] irq event stamp: 0

 7383 21:18:18.925657  # [   56.205307] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7384 21:18:18.935780  # [   56.217266] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7385 21:18:18.945705  # [   56.226699] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7386 21:18:18.952117  # [   56.236131] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7387 21:18:18.958840  # [   56.249640] ---[ end trace 66ef3c01d1de29d7 ]---

 7388 21:18:18.965164  # [   56.256059] lkdtm: Saturation detected: still saturated

 7389 21:18:18.971710  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 7390 21:18:18.978289  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7391 21:18:18.985188  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7392 21:18:18.991520  # [   56.397693] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7393 21:18:19.001122  # [   56.407158] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7394 21:18:19.004742  # [   56.414971] ------------[ cut here ]------------

 7395 21:18:19.011049  # [   56.420451] refcount_t: saturated; leaking memory.

 7396 21:18:19.020961  # [   56.426147] WARNING: CPU: 3 PID: 2482 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7397 21:18:19.077492  # [   56.435874] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7398 21:18:19.087036  # [   56.496290] CPU: 3 PID: 2482 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7399 21:18:19.093398  # [   56.505256] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7400 21:18:19.100206  # [   56.512373] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7401 21:18:19.123388  # [   56.518504] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 7402 21:18:19.126275  # [   56.545993] RSP: 0018:ffffb273030b7e38 EFLAGS: 00010282

 7403 21:18:19.136177  # [   56.552149] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7404 21:18:19.146284  # [   56.566624] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 7405 21:18:19.152952  # [   56.574888] RBP: ffffffff8f6c7350 R08: 0000000000000000 R09: 0000000000000000

 7406 21:18:19.162616  # [   56.583176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7407 21:18:19.169099  # [   56.591454] R13: ffffb273030b7f10 R14: ffffb273030b7f10 R15: ffff929a45740000

 7408 21:18:19.178808  # [   56.605923] FS:  00007fbd002b0740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 7409 21:18:19.185506  # [   56.615255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7410 21:18:19.195431  # [   56.621963] CR2: 00007fbd0028f000 CR3: 0000000104348003 CR4: 00000000003706e0

 7411 21:18:19.198683  # [   56.630227] Call Trace:

 7412 21:18:19.201924  # [   56.633253]  ? __warn+0x80/0x110

 7413 21:18:19.208961  # [   56.637176]  ? refcount_warn_saturate+0x97/0x110

 7414 21:18:19.211867  # [   56.648835]  ? report_bug+0x9e/0xc0

 7415 21:18:19.215304  # [   56.653024]  ? handle_bug+0x41/0x90

 7416 21:18:19.221908  # [   56.657234]  ? exc_invalid_op+0x14/0x70

 7417 21:18:19.225337  # [   56.668023]  ? asm_exc_invalid_op+0x12/0x20

 7418 21:18:19.231385  # [   56.672989]  ? refcount_warn_saturate+0x97/0x110

 7419 21:18:19.238377  # [   56.678468]  ? refcount_warn_saturate+0x97/0x110

 7420 21:18:19.244634  # [   56.683919]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7421 21:18:19.251153  # [   56.690362]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7422 21:18:19.254532  # [   56.696982]  direct_entry.cold+0x2c/0x38

 7423 21:18:19.260989  # [   56.707867]  full_proxy_write+0x53/0x80

 7424 21:18:19.264449  # [   56.712472]  vfs_write+0xe7/0x3b0

 7425 21:18:19.267491  # [   56.716465]  ksys_write+0x68/0xf0

 7426 21:18:19.270927  # [   56.720458]  do_syscall_64+0x30/0x40

 7427 21:18:19.277562  # [   56.724740]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7428 21:18:19.284016  # [   56.730674] RIP: 0033:0x7fbd003ab240

 7429 21:18:19.303436  # [   56.734957] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7430 21:18:19.313272  # [   56.756237] RSP: 002b:00007fff9a67fd28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7431 21:18:19.323421  # [   56.764988] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbd003ab240

 7432 21:18:19.329829  # [   56.773254] RDX: 0000000000000020 RSI: 00007fbd0028f000 RDI: 0000000000000001

 7433 21:18:19.339805  # [   56.781520] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7434 21:18:19.346397  # [   56.789785] R10: 00007fbd002cc4d0 R11: 0000000000000202 R12: 00007fbd0028f000

 7435 21:18:19.355780  # [   56.798050] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7436 21:18:19.359095  # [   56.806319] irq event stamp: 0

 7437 21:18:19.365607  # [   56.810050] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7438 21:18:19.375767  # [   56.823560] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7439 21:18:19.385332  # [   56.839207] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7440 21:18:19.395485  # [   56.848640] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7441 21:18:19.398680  # [   56.855934] ---[ end trace 66ef3c01d1de29d8 ]---

 7442 21:18:19.404920  # [   56.861383] lkdtm: Saturation detected: still saturated

 7443 21:18:19.411225  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7444 21:18:19.418244  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7445 21:18:19.424701  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7446 21:18:19.431371  # [   57.018594] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7447 21:18:19.438004  # [   57.031179] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7448 21:18:19.444571  # [   57.045191] ------------[ cut here ]------------

 7449 21:18:19.451145  # [   57.056873] refcount_t: saturated; leaking memory.

 7450 21:18:19.460935  # [   57.068745] WARNING: CPU: 0 PID: 2515 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7451 21:18:19.516970  # [   57.084686] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7452 21:18:19.526394  # [   57.145089] CPU: 0 PID: 2515 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7453 21:18:19.533250  # [   57.160269] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7454 21:18:19.539602  # [   57.173572] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7455 21:18:19.559650  # [   57.185993] Code: 02 01 e8 32 50 c2 00 0f 0b c3 cc cc cc cc 80 3d ac bd d6 02 00 75 a8 48 c7 c7 e0 1d 62 8f c6 05 9c bd d6 02 01 e8 0f 50 c2 00 <0f> 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62

 7456 21:18:19.566237  # [   57.213461] RSP: 0018:ffffb2730314fe38 EFLAGS: 00010282

 7457 21:18:19.575677  # [   57.225863] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7458 21:18:19.585653  # [   57.240307] RDX: ffff929abac2c620 RSI: ffff929abac1bf50 RDI: ffff929abac1bf50

 7459 21:18:19.592269  # [   57.254839] RBP: ffffffff8f6c7370 R08: 0000000000000000 R09: 0000000000000000

 7460 21:18:19.602241  # [   57.269279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7461 21:18:19.608836  # [   57.283771] R13: ffffb2730314ff10 R14: ffffb2730314ff10 R15: ffff929a45aa7000

 7462 21:18:19.618562  # [   57.298261] FS:  00007fe47ca11740(0000) GS:ffff929abac00000(0000) knlGS:0000000000000000

 7463 21:18:19.624835  # [   57.313888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7464 21:18:19.634972  # [   57.326768] CR2: 00007fe47c9f0000 CR3: 0000000104a90002 CR4: 00000000003706f0

 7465 21:18:19.638190  # [   57.341288] Call Trace:

 7466 21:18:19.641447  # [   57.350544]  ? __warn+0x80/0x110

 7467 21:18:19.647874  # [   57.360681]  ? refcount_warn_saturate+0x97/0x110

 7468 21:18:19.651397  # [   57.372340]  ? report_bug+0x9e/0xc0

 7469 21:18:19.654473  # [   57.382779]  ? handle_bug+0x41/0x90

 7470 21:18:19.660919  # [   57.393176]  ? exc_invalid_op+0x14/0x70

 7471 21:18:19.664344  # [   57.404012]  ? asm_exc_invalid_op+0x12/0x20

 7472 21:18:19.670914  # [   57.415177]  ? refcount_warn_saturate+0x97/0x110

 7473 21:18:19.677350  # [   57.426889]  ? refcount_warn_saturate+0x97/0x110

 7474 21:18:19.684408  # [   57.438534]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7475 21:18:19.690918  # [   57.451195]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7476 21:18:19.693936  # [   57.464022]  direct_entry.cold+0x2c/0x38

 7477 21:18:19.700686  # [   57.474962]  full_proxy_write+0x53/0x80

 7478 21:18:19.703586  # [   57.485729]  vfs_write+0xe7/0x3b0

 7479 21:18:19.707156  # [   57.495981]  ksys_write+0x68/0xf0

 7480 21:18:19.710303  # [   57.506171]  do_syscall_64+0x30/0x40

 7481 21:18:19.716757  # [   57.516721]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7482 21:18:19.720309  # [   57.528846] RIP: 0033:0x7fe47cb0c240

 7483 21:18:19.742926  # [   57.539389] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7484 21:18:19.753171  # [   57.566898] RSP: 002b:00007ffd519c6e58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7485 21:18:19.759688  # [   57.581897] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe47cb0c240

 7486 21:18:19.769710  # [   57.596365] RDX: 0000000000000020 RSI: 00007fe47c9f0000 RDI: 0000000000000001

 7487 21:18:19.779660  # [   57.610829] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7488 21:18:19.786029  # [   57.625359] R10: 00007fe47ca2d4d0 R11: 0000000000000202 R12: 00007fe47c9f0000

 7489 21:18:19.796165  # [   57.639832] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7490 21:18:19.799142  # [   57.654350] irq event stamp: 0

 7491 21:18:19.805865  # [   57.664276] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7492 21:18:19.815598  # [   57.677787] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7493 21:18:19.825228  # [   57.693420] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7494 21:18:19.831831  # [   57.709080] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7495 21:18:19.838347  # [   57.722575] ---[ end trace 66ef3c01d1de29d9 ]---

 7496 21:18:19.844862  # [   57.734231] lkdtm: Saturation detected: still saturated

 7497 21:18:19.851452  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7498 21:18:19.858360  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7499 21:18:19.861491  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7500 21:18:19.871104  # [   57.921934] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7501 21:18:19.878108  # [   57.934866] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7502 21:18:19.884691  # [   57.942688] ------------[ cut here ]------------

 7503 21:18:19.890887  # [   57.948158] refcount_t: underflow; use-after-free.

 7504 21:18:19.900806  # [   57.960026] WARNING: CPU: 3 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7505 21:18:19.956547  # [   57.969752] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7506 21:18:19.963278  # [   58.030239] CPU: 3 PID: 2551 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7507 21:18:19.973068  # [   58.039196] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7508 21:18:19.979732  # [   58.052504] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7509 21:18:19.999232  # [   58.058633] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 7510 21:18:20.005982  # [   58.079909] RSP: 0018:ffffb273031cfe40 EFLAGS: 00010286

 7511 21:18:20.015557  # [   58.086036] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7512 21:18:20.022533  # [   58.094300] RDX: ffff929abadac620 RSI: ffff929abad9bf50 RDI: ffff929abad9bf50

 7513 21:18:20.032224  # [   58.102565] RBP: ffffffff8f6c7390 R08: 0000000000000000 R09: 0000000000000000

 7514 21:18:20.042016  # [   58.110829] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7515 21:18:20.048635  # [   58.119092] R13: ffffb273031cff10 R14: ffffb273031cff10 R15: ffff929a4692c000

 7516 21:18:20.058358  # [   58.127360] FS:  00007f76e6dc4740(0000) GS:ffff929abad80000(0000) knlGS:0000000000000000

 7517 21:18:20.064845  # [   58.142908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7518 21:18:20.074683  # [   58.149618] CR2: 00007f76e6da3000 CR3: 0000000105bba001 CR4: 00000000003706e0

 7519 21:18:20.078164  # [   58.157882] Call Trace:

 7520 21:18:20.081381  # [   58.160924]  ? __warn+0x80/0x110

 7521 21:18:20.088261  # [   58.164828]  ? refcount_warn_saturate+0xba/0x110

 7522 21:18:20.091162  # [   58.176488]  ? report_bug+0x9e/0xc0

 7523 21:18:20.094345  # [   58.180676]  ? handle_bug+0x41/0x90

 7524 21:18:20.101150  # [   58.184887]  ? exc_invalid_op+0x14/0x70

 7525 21:18:20.104099  # [   58.189461]  ? asm_exc_invalid_op+0x12/0x20

 7526 21:18:20.110905  # [   58.194428]  ? refcount_warn_saturate+0xba/0x110

 7527 21:18:20.117346  # [   58.199908]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7528 21:18:20.124338  # [   58.206348]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7529 21:18:20.127243  # [   58.212972]  direct_entry.cold+0x2c/0x38

 7530 21:18:20.134024  # [   58.223857]  full_proxy_write+0x53/0x80

 7531 21:18:20.137216  # [   58.234648]  vfs_write+0xe7/0x3b0

 7532 21:18:20.140601  # [   58.244856]  ksys_write+0x68/0xf0

 7533 21:18:20.144256  # [   58.248873]  do_syscall_64+0x30/0x40

 7534 21:18:20.150308  # [   58.253157]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7535 21:18:20.157136  # [   58.259091] RIP: 0033:0x7f76e6ebf240

 7536 21:18:20.177039  # [   58.263375] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7537 21:18:20.186695  # [   58.284656] RSP: 002b:00007ffeefa0cd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7538 21:18:20.196318  # [   58.293410] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f76e6ebf240

 7539 21:18:20.202916  # [   58.301674] RDX: 0000000000000020 RSI: 00007f76e6da3000 RDI: 0000000000000001

 7540 21:18:20.213180  # [   58.309938] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7541 21:18:20.219572  # [   58.318201] R10: 00007f76e6de04d0 R11: 0000000000000202 R12: 00007f76e6da3000

 7542 21:18:20.229499  # [   58.326467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7543 21:18:20.232613  # [   58.334735] irq event stamp: 0

 7544 21:18:20.239025  # [   58.338465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7545 21:18:20.249167  # [   58.345760] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7546 21:18:20.259085  # [   58.355192] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7547 21:18:20.265213  # [   58.364623] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7548 21:18:20.271689  # [   58.371915] ---[ end trace 66ef3c01d1de29da ]---

 7549 21:18:20.278658  # [   58.377364] lkdtm: Saturation detected: still saturated

 7550 21:18:20.288492  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7551 21:18:20.292105  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7552 21:18:20.298431  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7553 21:18:20.304942  # [   58.520564] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7554 21:18:20.314771  # [   58.534479] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7555 21:18:20.321524  # [   58.542268] ------------[ cut here ]------------

 7556 21:18:20.324544  # [   58.547723] refcount_t: underflow; use-after-free.

 7557 21:18:20.334665  # [   58.559594] WARNING: CPU: 2 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7558 21:18:20.390679  # [   58.575517] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_lid_angle cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs snd_soc_da7219 cros_ec_chardev cros_usbpd_charger cros_usbpd_logger uvcvideo videobuf2_vmalloc cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 iwlmvm gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress iwlwifi videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight coreboot_table chromeos_pstore

 7559 21:18:20.400535  # [   58.635990] CPU: 2 PID: 2587 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7560 21:18:20.406718  # [   58.644946] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7561 21:18:20.413663  # [   58.658254] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7562 21:18:20.436538  # [   58.664384] Code: 02 01 e8 0f 50 c2 00 0f 0b c3 cc cc cc cc 80 3d 86 bd d6 02 00 75 85 48 c7 c7 38 1e 62 8f c6 05 76 bd d6 02 01 e8 ec 4f c2 00 <0f> 0b c3 cc cc cc cc 80 3d 61 bd d6 02 00 0f 85 5e ff ff ff 48 c7

 7563 21:18:20.443221  # [   58.685687] RSP: 0018:ffffb27303227e40 EFLAGS: 00010286

 7564 21:18:20.450049  # [   58.691816] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7565 21:18:20.459810  # [   58.700079] RDX: ffff929abad2c620 RSI: ffff929abad1bf50 RDI: ffff929abad1bf50

 7566 21:18:20.466372  # [   58.708364] RBP: ffffffff8f6c73b0 R08: 0000000000000000 R09: 0000000000000000

 7567 21:18:20.475967  # [   58.716629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7568 21:18:20.486044  # [   58.724894] R13: ffffb27303227f10 R14: ffffb27303227f10 R15: ffff929a45afe000

 7569 21:18:20.495692  # [   58.733159] FS:  00007f8ee0f4b740(0000) GS:ffff929abad00000(0000) knlGS:0000000000000000

 7570 21:18:20.502208  # [   58.742493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7571 21:18:20.508868  # [   58.749204] CR2: 00007f8ee0f2a000 CR3: 0000000106262004 CR4: 00000000003706e0

 7572 21:18:20.512220  # [   58.757468] Call Trace:

 7573 21:18:20.515286  # [   58.760511]  ? __warn+0x80/0x110

 7574 21:18:20.521948  # [   58.764417]  ? refcount_warn_saturate+0xba/0x110

 7575 21:18:20.525156  # [   58.776074]  ? report_bug+0x9e/0xc0

 7576 21:18:20.531991  # [   58.780263]  ? handle_bug+0x41/0x90

 7577 21:18:20.534892  # [   58.784481]  ? exc_invalid_op+0x14/0x70

 7578 21:18:20.541604  # [   58.789081]  ? asm_exc_invalid_op+0x12/0x20

 7579 21:18:20.544766  # [   58.794047]  ? refcount_warn_saturate+0xba/0x110

 7580 21:18:20.551349  # [   58.799528]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7581 21:18:20.557824  # [   58.805980]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7582 21:18:20.564604  # [   58.812626]  direct_entry.cold+0x2c/0x38

 7583 21:18:20.567679  # [   58.817330]  full_proxy_write+0x53/0x80

 7584 21:18:20.571191  # [   58.821911]  vfs_write+0xe7/0x3b0

 7585 21:18:20.577811  # [   58.832113]  ksys_write+0x68/0xf0

 7586 21:18:20.580917  # [   58.842321]  do_syscall_64+0x30/0x40

 7587 21:18:20.587567  # [   58.852816]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7588 21:18:20.590943  # [   58.858773] RIP: 0033:0x7f8ee1046240

 7589 21:18:20.614108  # [   58.863056] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7590 21:18:20.623850  # [   58.884334] RSP: 002b:00007ffe7437fbf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7591 21:18:20.630254  # [   58.893107] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8ee1046240

 7592 21:18:20.640362  # [   58.901374] RDX: 0000000000000020 RSI: 00007f8ee0f2a000 RDI: 0000000000000001

 7593 21:18:20.646577  # [   58.909639] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7594 21:18:20.656757  # [   58.917904] R10: 00007f8ee0f674d0 R11: 0000000000000202 R12: 00007f8ee0f2a000

 7595 21:18:20.666211  # [   58.926168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7596 21:18:20.669783  # [   58.934437] irq event stamp: 0

 7597 21:18:20.676325  # [   58.938169] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7598 21:18:20.686322  # [   58.945463] hardirqs last disabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7599 21:18:20.695772  # [   58.954893] softirqs last  enabled at (0): [<ffffffff8c8fde5c>] copy_process+0x65c/0x20e0

 7600 21:18:20.702828  # [   58.964325] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7601 21:18:20.708854  # [   58.971639] ---[ end trace 66ef3c01d1de29db ]---

 7602 21:18:20.715699  # [   58.977087] lkdtm: Saturation detected: still saturated

 7603 21:18:20.722000  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7604 21:18:20.728997  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7605 21:18:20.731849  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7606 21:18:20.738737  # Skipping REFCOUNT_TIMING: timing only

 7607 21:18:20.741642  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7608 21:18:20.745180  # selftests: lkdtm: ATOMIC_TIMING.sh

 7609 21:18:20.748361  # Skipping ATOMIC_TIMING: timing only

 7610 21:18:20.754931  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7611 21:18:20.758022  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7612 21:18:20.764679  # [   59.197804] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7613 21:18:20.774795  # [   59.207948] lkdtm: attempting good copy_to_user of correct size

 7614 21:18:20.781087  # [   59.221096] lkdtm: attempting bad copy_to_user of too large size

 7615 21:18:20.784696  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7616 21:18:20.791180  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7617 21:18:20.797978  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7618 21:18:20.804241  # [   59.379629] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7619 21:18:20.810673  # [   59.390678] lkdtm: attempting good copy_from_user of correct size

 7620 21:18:20.820615  # [   59.404010] lkdtm: attempting bad copy_from_user of too large size

 7621 21:18:20.824160  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7622 21:18:20.830496  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7623 21:18:20.836666  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7624 21:18:20.843395  # [   59.542602] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7625 21:18:20.849957  # [   59.555593] lkdtm: attempting good copy_to_user inside whitelist

 7626 21:18:20.859837  # [   59.562631] lkdtm: attempting bad copy_to_user outside whitelist

 7627 21:18:20.866258  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7628 21:18:20.873168  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7629 21:18:20.876372  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7630 21:18:20.886462  # [   59.724085] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7631 21:18:20.892834  # [   59.732936] lkdtm: attempting good copy_from_user inside whitelist

 7632 21:18:20.899250  # [   59.740157] lkdtm: attempting bad copy_from_user outside whitelist

 7633 21:18:20.906034  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7634 21:18:20.912534  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7635 21:18:20.918996  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7636 21:18:20.925428  # [   59.895420] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7637 21:18:20.932049  # [   59.903883] lkdtm: good_stack: ffffb273035f7e20-ffffb273035f7e40

 7638 21:18:20.938928  # [   59.910891] lkdtm: bad_stack : ffffb273035f7da8-ffffb273035f7dc8

 7639 21:18:20.945382  # [   59.917907] lkdtm: attempting good copy_to_user of local stack

 7640 21:18:20.955304  # [   59.924725] lkdtm: attempting bad copy_to_user of distant stack

 7641 21:18:20.958546  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7642 21:18:20.965155  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7643 21:18:20.971867  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7644 21:18:20.978598  # [   60.057203] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7645 21:18:20.984761  # [   60.069589] lkdtm: good_stack: ffffb27303687e20-ffffb27303687e40

 7646 21:18:20.991074  # [   60.076620] lkdtm: bad_stack : ffffb27303687da8-ffffb27303687dc8

 7647 21:18:21.001145  # [   60.083631] lkdtm: attempting good copy_from_user of local stack

 7648 21:18:21.008117  # [   60.096835] lkdtm: attempting bad copy_from_user of distant stack

 7649 21:18:21.014264  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7650 21:18:21.020852  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7651 21:18:21.024381  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7652 21:18:21.030791  # [   60.252766] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7653 21:18:21.040505  # [   60.260198] lkdtm: good_stack: ffffb27303717e20-ffffb27303717e40

 7654 21:18:21.047557  # [   60.273438] lkdtm: bad_stack : ffffb27303717ff8-ffffb27303718018

 7655 21:18:21.053662  # [   60.286660] lkdtm: attempting good copy_to_user of local stack

 7656 21:18:21.060302  # [   60.299661] lkdtm: attempting bad copy_to_user of distant stack

 7657 21:18:21.066866  # [   60.312777] lkdtm: copy_to_user failed, but lacked Oops

 7658 21:18:21.073782  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7659 21:18:21.079939  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7660 21:18:21.083281  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7661 21:18:21.089992  # [   60.455669] lkdtm: Performing direct entry USERCOPY_KERNEL

 7662 21:18:21.099640  # [   60.468399] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8f240850

 7663 21:18:21.106778  # [   60.483541] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8cae41c0

 7664 21:18:21.113269  # [   60.498411] lkdtm: FAIL: survived bad copy_to_user()

 7665 21:18:21.119450  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7666 21:18:21.123066  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7667 21:18:21.129188  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7668 21:18:21.135689  # [   60.642291] lkdtm: Performing direct entry STACKLEAK_ERASING

 7669 21:18:21.142739  # [   60.653809] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7670 21:18:21.152780  # [   60.662028] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7671 21:18:21.158838  # [   60.670121] lkdtm: FAIL: the thread stack is NOT properly erased

 7672 21:18:21.168879  # [   60.683339] CPU: 3 PID: 2963 Comm: cat Tainted: G      D W         5.10.216-cip46 #1

 7673 21:18:21.175734  # [   60.692287] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7674 21:18:21.178906  # [   60.699382] Call Trace:

 7675 21:18:21.182297  # [   60.702451]  dump_stack+0x77/0x9b

 7676 21:18:21.188954  # [   60.706471]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7677 21:18:21.192023  # [   60.711916]  direct_entry.cold+0x2c/0x38

 7678 21:18:21.198595  # [   60.716579]  full_proxy_write+0x53/0x80

 7679 21:18:21.202178  # [   60.721151]  vfs_write+0xe7/0x3b0

 7680 21:18:21.205223  # [   60.725143]  ksys_write+0x68/0xf0

 7681 21:18:21.208703  # [   60.735359]  do_syscall_64+0x30/0x40

 7682 21:18:21.214784  # [   60.739628]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7683 21:18:21.221667  # [   60.745559] RIP: 0033:0x7f36bad15240

 7684 21:18:21.241198  # [   60.749839] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7685 21:18:21.251224  # [   60.771108] RSP: 002b:00007ffe4a140178 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7686 21:18:21.264256  # [   60.779855] RAX: ffffffffffffffda RBX: 000000000000001<6>[   66.758453] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 7687 21:18:21.267567  2 RCX: 00007f36bad15240

 7688 21:18:21.277514  # [   60.788106] RDX: 0000000000000012 <6>[   66.771363] pci 0000:00:1e.6: deferred probe pending

 7689 21:18:21.280954  RSI: 00007f36babf9000 RDI: 0000000000000001

 7690 21:18:21.287663  # [   60.796367] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 7691 21:18:21.297428  # [   60.804628] R10: 00007f36bac364d0 R11: 0000000000000202 R12: 00007f36babf9000

 7692 21:18:21.304025  # [   60.812888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7693 21:18:21.313658  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7694 21:18:21.320656  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7695 21:18:21.323612  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7696 21:18:21.330297  # [   60.956563] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7697 21:18:21.337187  # [   60.964721] lkdtm: Calling matched prototype ...

 7698 21:18:21.340374  # [   60.976377] lkdtm: Calling mismatched prototype ...

 7699 21:18:21.350340  # [   60.988355] lkdtm: Fail: survived mismatched prototype function call!

 7700 21:18:21.353344  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7701 21:18:21.359863  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7702 21:18:22.465314  lkdtm_PANIC_sh skip

 7703 21:18:22.468722  lkdtm_BUG_sh pass

 7704 21:18:22.468815  lkdtm_WARNING_sh pass

 7705 21:18:22.472067  lkdtm_WARNING_MESSAGE_sh pass

 7706 21:18:22.475182  lkdtm_EXCEPTION_sh pass

 7707 21:18:22.478459  lkdtm_LOOP_sh skip

 7708 21:18:22.478552  lkdtm_EXHAUST_STACK_sh skip

 7709 21:18:22.481764  lkdtm_CORRUPT_STACK_sh skip

 7710 21:18:22.485249  lkdtm_CORRUPT_STACK_STRONG_sh skip

 7711 21:18:22.488861  lkdtm_CORRUPT_LIST_ADD_sh fail

 7712 21:18:22.492180  lkdtm_CORRUPT_LIST_DEL_sh fail

 7713 21:18:22.495163  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7714 21:18:22.501817  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7715 21:18:22.501901  lkdtm_UNSET_SMEP_sh pass

 7716 21:18:22.504951  lkdtm_DOUBLE_FAULT_sh skip

 7717 21:18:22.508338  lkdtm_CORRUPT_PAC_sh skip

 7718 21:18:22.511450  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 7719 21:18:22.514903  lkdtm_OVERWRITE_ALLOCATION_sh skip

 7720 21:18:22.517860  lkdtm_WRITE_AFTER_FREE_sh skip

 7721 21:18:22.521357  lkdtm_READ_AFTER_FREE_sh fail

 7722 21:18:22.524806  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 7723 21:18:22.528073  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7724 21:18:22.531228  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7725 21:18:22.534316  lkdtm_SLAB_FREE_CROSS_sh fail

 7726 21:18:22.537943  lkdtm_SLAB_FREE_PAGE_sh fail

 7727 21:18:22.541058  lkdtm_SOFTLOCKUP_sh skip

 7728 21:18:22.544347  lkdtm_HARDLOCKUP_sh skip

 7729 21:18:22.544420  lkdtm_SPINLOCKUP_sh skip

 7730 21:18:22.547873  lkdtm_HUNG_TASK_sh skip

 7731 21:18:22.551029  lkdtm_EXEC_DATA_sh pass

 7732 21:18:22.554136  lkdtm_EXEC_STACK_sh pass

 7733 21:18:22.554219  lkdtm_EXEC_KMALLOC_sh pass

 7734 21:18:22.557705  lkdtm_EXEC_VMALLOC_sh pass

 7735 21:18:22.560970  lkdtm_EXEC_RODATA_sh pass

 7736 21:18:22.563995  lkdtm_EXEC_USERSPACE_sh pass

 7737 21:18:22.567699  lkdtm_EXEC_NULL_sh pass

 7738 21:18:22.570704  lkdtm_ACCESS_USERSPACE_sh pass

 7739 21:18:22.570796  lkdtm_ACCESS_NULL_sh pass

 7740 21:18:22.574168  lkdtm_WRITE_RO_sh pass

 7741 21:18:22.577533  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7742 21:18:22.580474  lkdtm_WRITE_KERN_sh pass

 7743 21:18:22.583972  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7744 21:18:22.587090  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7745 21:18:22.590372  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7746 21:18:22.596898  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7747 21:18:22.600608  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7748 21:18:22.603566  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7749 21:18:22.606918  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7750 21:18:22.613814  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7751 21:18:22.617267  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7752 21:18:22.620201  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7753 21:18:22.623465  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7754 21:18:22.627146  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7755 21:18:22.629860  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7756 21:18:22.633354  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7757 21:18:22.640459  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7758 21:18:22.643184  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7759 21:18:22.646662  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7760 21:18:22.650140  lkdtm_REFCOUNT_TIMING_sh skip

 7761 21:18:22.653188  lkdtm_ATOMIC_TIMING_sh skip

 7762 21:18:22.656712  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7763 21:18:22.659891  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7764 21:18:22.666466  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7765 21:18:22.669574  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7766 21:18:22.673080  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7767 21:18:22.676091  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7768 21:18:22.679568  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7769 21:18:22.683038  lkdtm_USERCOPY_KERNEL_sh fail

 7770 21:18:22.686096  lkdtm_STACKLEAK_ERASING_sh fail

 7771 21:18:22.689598  lkdtm_CFI_FORWARD_PROTO_sh fail

 7772 21:18:22.695874  + ../../utils/send-to-lava.sh ./output/result.txt

 7773 21:18:22.702869  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7774 21:18:22.703464  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7776 21:18:22.709392  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 7777 21:18:22.709647  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 7779 21:18:22.712469  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7780 21:18:22.712718  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7782 21:18:22.719162  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7783 21:18:22.719409  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7785 21:18:22.726028  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7787 21:18:22.729386  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7788 21:18:22.732409  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7790 21:18:22.735524  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7791 21:18:22.739021  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 7792 21:18:22.739273  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 7794 21:18:22.745850  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 7796 21:18:22.749132  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 7797 21:18:22.755200  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 7798 21:18:22.755491  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 7800 21:18:22.778362  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 7801 21:18:22.778664  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 7803 21:18:22.810500  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7804 21:18:22.810797  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7806 21:18:22.843495  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7807 21:18:22.843770  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7809 21:18:22.879869  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7810 21:18:22.880154  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7812 21:18:22.913646  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7813 21:18:22.913916  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7815 21:18:22.942760  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7817 21:18:22.945539  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7818 21:18:22.981894  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 7819 21:18:22.982186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 7821 21:18:23.018176  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 7822 21:18:23.018461  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 7824 21:18:23.053771  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 7825 21:18:23.054042  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 7827 21:18:23.086094  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 7828 21:18:23.086408  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 7830 21:18:23.121406  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 7831 21:18:23.121687  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 7833 21:18:23.154138  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7834 21:18:23.154434  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7836 21:18:23.188316  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 7837 21:18:23.188666  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 7839 21:18:23.222868  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7840 21:18:23.223160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7842 21:18:23.257206  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7843 21:18:23.257481  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7845 21:18:23.288692  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7846 21:18:23.288982  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7848 21:18:23.322139  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7849 21:18:23.322434  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7851 21:18:23.354249  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 7853 21:18:23.357439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 7854 21:18:23.392713  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 7856 21:18:23.395838  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 7857 21:18:23.422785  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 7859 21:18:23.425891  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 7860 21:18:23.459200  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 7862 21:18:23.462157  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 7863 21:18:23.492673  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7864 21:18:23.492991  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7866 21:18:23.527639  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7868 21:18:23.530915  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7869 21:18:23.564109  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7870 21:18:23.564406  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7872 21:18:23.597712  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7873 21:18:23.597981  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7875 21:18:23.629140  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7876 21:18:23.629412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7878 21:18:23.656677  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7879 21:18:23.656960  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7881 21:18:23.678107  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7882 21:18:23.678366  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7884 21:18:23.706307  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7885 21:18:23.706598  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7887 21:18:23.731728  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7889 21:18:23.734626  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7890 21:18:23.757374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7891 21:18:23.757649  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7893 21:18:23.793810  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7894 21:18:23.794097  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7896 21:18:23.816202  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7898 21:18:23.819024  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7899 21:18:23.845785  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7900 21:18:23.846087  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7902 21:18:23.872281  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7903 21:18:23.872583  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7905 21:18:23.898486  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7906 21:18:23.898778  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7908 21:18:23.923791  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7909 21:18:23.924078  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7911 21:18:23.950445  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7912 21:18:23.950742  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7914 21:18:23.977248  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7915 21:18:23.977545  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7917 21:18:24.002587  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7918 21:18:24.002875  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7920 21:18:24.032190  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7921 21:18:24.032487  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7923 21:18:24.058816  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7924 21:18:24.059107  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7926 21:18:24.083905  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7927 21:18:24.084193  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7929 21:18:24.109740  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7930 21:18:24.110003  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7932 21:18:24.135101  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7933 21:18:24.135319  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7935 21:18:24.159726  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7936 21:18:24.159979  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7938 21:18:24.186102  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7939 21:18:24.186370  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7941 21:18:24.211134  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7942 21:18:24.211421  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7944 21:18:24.236735  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7945 21:18:24.237029  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7947 21:18:24.262530  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7948 21:18:24.262787  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7950 21:18:24.289312  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 7951 21:18:24.289573  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 7953 21:18:24.313931  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 7954 21:18:24.314186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 7956 21:18:24.341179  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7957 21:18:24.341431  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7959 21:18:24.366027  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7960 21:18:24.366291  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7962 21:18:24.391449  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7963 21:18:24.391702  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7965 21:18:24.416091  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7966 21:18:24.416354  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7968 21:18:24.441767  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7969 21:18:24.442025  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7971 21:18:24.467715  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7972 21:18:24.467993  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7974 21:18:24.499095  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7975 21:18:24.499337  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7977 21:18:24.524973  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7978 21:18:24.525242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7980 21:18:24.556201  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7981 21:18:24.556461  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7983 21:18:24.583054  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7984 21:18:24.583155  + set +x

 7985 21:18:24.583394  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7987 21:18:24.589451  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 13683164_1.5.2.3.5>

 7988 21:18:24.589701  Received signal: <ENDRUN> 1_kselftest-lkdtm 13683164_1.5.2.3.5
 7989 21:18:24.589776  Ending use of test pattern.
 7990 21:18:24.589837  Ending test lava.1_kselftest-lkdtm (13683164_1.5.2.3.5), duration 50.07
 7992 21:18:24.590060  ok: lava_test_shell seems to have completed
 7993 21:18:24.590682  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 7994 21:18:24.590799  end: 3.1 lava-test-shell (duration 00:00:51) [common]
 7995 21:18:24.590884  end: 3 lava-test-retry (duration 00:00:51) [common]
 7996 21:18:24.590970  start: 4 finalize (timeout 00:07:50) [common]
 7997 21:18:24.591056  start: 4.1 power-off (timeout 00:00:30) [common]
 7998 21:18:24.591206  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=off'
 7999 21:18:24.667174  >> Command sent successfully.

 8000 21:18:24.669481  Returned 0 in 0 seconds
 8001 21:18:24.769879  end: 4.1 power-off (duration 00:00:00) [common]
 8003 21:18:24.770323  start: 4.2 read-feedback (timeout 00:07:50) [common]
 8005 21:18:24.771021  Listened to connection for namespace 'common' for up to 1s
 8006 21:18:25.771532  Finalising connection for namespace 'common'
 8007 21:18:25.772344  Disconnecting from shell: Finalise
 8008 21:18:25.773017  / # 
 8009 21:18:25.874453  end: 4.2 read-feedback (duration 00:00:01) [common]
 8010 21:18:25.875388  end: 4 finalize (duration 00:00:01) [common]
 8011 21:18:25.876097  Cleaning after the job
 8012 21:18:25.876818  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/ramdisk
 8013 21:18:25.884723  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/kernel
 8014 21:18:25.896186  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/nfsrootfs
 8015 21:18:25.971248  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13683164/tftp-deploy-ima__o70/modules
 8016 21:18:25.974426  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/13683164
 8017 21:18:26.506788  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/13683164
 8018 21:18:26.506969  Job finished correctly