Boot log: asus-C433TA-AJ0005-rammus

    1 07:48:11.263793  lava-dispatcher, installed at version: 2022.10
    2 07:48:11.264000  start: 0 validate
    3 07:48:11.264130  Start time: 2022-11-13 07:48:11.264122+00:00 (UTC)
    4 07:48:11.264248  Using caching service: 'http://localhost/cache/?uri=%s'
    5 07:48:11.264381  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Finitrd.cpio.gz exists
    6 07:48:11.563720  Using caching service: 'http://localhost/cache/?uri=%s'
    7 07:48:11.564452  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.154-cip20%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 07:48:11.859993  Using caching service: 'http://localhost/cache/?uri=%s'
    9 07:48:11.860160  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Ffull.rootfs.tar.xz exists
   10 07:48:12.151346  Using caching service: 'http://localhost/cache/?uri=%s'
   11 07:48:12.152072  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.154-cip20%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 07:48:12.453313  validate duration: 1.19
   14 07:48:12.454761  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 07:48:12.455343  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 07:48:12.455858  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 07:48:12.456390  Not decompressing ramdisk as can be used compressed.
   18 07:48:12.456892  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/initrd.cpio.gz
   19 07:48:12.457305  saving as /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/ramdisk/initrd.cpio.gz
   20 07:48:12.457668  total size: 5431590 (5MB)
   21 07:48:12.464441  progress   0% (0MB)
   22 07:48:12.472387  progress   5% (0MB)
   23 07:48:12.479596  progress  10% (0MB)
   24 07:48:12.484458  progress  15% (0MB)
   25 07:48:12.488263  progress  20% (1MB)
   26 07:48:12.489688  progress  25% (1MB)
   27 07:48:12.491152  progress  30% (1MB)
   28 07:48:12.492740  progress  35% (1MB)
   29 07:48:12.494136  progress  40% (2MB)
   30 07:48:12.495615  progress  45% (2MB)
   31 07:48:12.497063  progress  50% (2MB)
   32 07:48:12.498640  progress  55% (2MB)
   33 07:48:12.500132  progress  60% (3MB)
   34 07:48:12.501579  progress  65% (3MB)
   35 07:48:12.503266  progress  70% (3MB)
   36 07:48:12.504637  progress  75% (3MB)
   37 07:48:12.506184  progress  80% (4MB)
   38 07:48:12.507633  progress  85% (4MB)
   39 07:48:12.509220  progress  90% (4MB)
   40 07:48:12.510579  progress  95% (4MB)
   41 07:48:12.511852  progress 100% (5MB)
   42 07:48:12.512102  5MB downloaded in 0.05s (95.15MB/s)
   43 07:48:12.512256  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 07:48:12.512503  end: 1.1 download-retry (duration 00:00:00) [common]
   46 07:48:12.512593  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 07:48:12.512681  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 07:48:12.512788  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 07:48:12.512857  saving as /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/kernel/bzImage
   50 07:48:12.512920  total size: 14024416 (13MB)
   51 07:48:12.512982  No compression specified
   52 07:48:16.531905  progress   0% (0MB)
   53 07:48:16.541909  progress   5% (0MB)
   54 07:48:16.551636  progress  10% (1MB)
   55 07:48:16.564153  progress  15% (2MB)
   56 07:48:16.575328  progress  20% (2MB)
   57 07:48:16.586805  progress  25% (3MB)
   58 07:48:16.599837  progress  30% (4MB)
   59 07:48:16.620793  progress  35% (4MB)
   60 07:48:16.642913  progress  40% (5MB)
   61 07:48:16.677813  progress  45% (6MB)
   62 07:48:16.710844  progress  50% (6MB)
   63 07:48:16.738686  progress  55% (7MB)
   64 07:48:16.779156  progress  60% (8MB)
   65 07:48:16.813754  progress  65% (8MB)
   66 07:48:16.863028  progress  70% (9MB)
   67 07:48:16.931655  progress  75% (10MB)
   68 07:48:16.999524  progress  80% (10MB)
   69 07:48:17.059035  progress  85% (11MB)
   70 07:48:17.117303  progress  90% (12MB)
   71 07:48:17.171995  progress  95% (12MB)
   72 07:48:17.226400  progress 100% (13MB)
   73 07:48:17.227873  13MB downloaded in 4.71s (2.84MB/s)
   74 07:48:17.228588  end: 1.2.1 http-download (duration 00:00:05) [common]
   76 07:48:17.229814  end: 1.2 download-retry (duration 00:00:05) [common]
   77 07:48:17.230309  start: 1.3 download-retry (timeout 00:09:55) [common]
   78 07:48:17.230771  start: 1.3.1 http-download (timeout 00:09:55) [common]
   79 07:48:17.231279  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/full.rootfs.tar.xz
   80 07:48:17.231641  saving as /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/nfsrootfs/full.rootfs.tar
   81 07:48:17.231972  total size: 207174592 (197MB)
   82 07:48:17.232299  Using unxz to decompress xz
   83 07:48:17.275646  progress   0% (0MB)
   84 07:48:18.608254  progress   5% (9MB)
   85 07:48:19.178205  progress  10% (19MB)
   86 07:48:19.791799  progress  15% (29MB)
   87 07:48:20.171795  progress  20% (39MB)
   88 07:48:20.545630  progress  25% (49MB)
   89 07:48:21.158970  progress  30% (59MB)
   90 07:48:21.732302  progress  35% (69MB)
   91 07:48:22.343164  progress  40% (79MB)
   92 07:48:22.915177  progress  45% (88MB)
   93 07:48:23.507956  progress  50% (98MB)
   94 07:48:24.145719  progress  55% (108MB)
   95 07:48:24.838426  progress  60% (118MB)
   96 07:48:24.988258  progress  65% (128MB)
   97 07:48:25.137922  progress  70% (138MB)
   98 07:48:25.236430  progress  75% (148MB)
   99 07:48:25.305894  progress  80% (158MB)
  100 07:48:25.378662  progress  85% (167MB)
  101 07:48:25.482856  progress  90% (177MB)
  102 07:48:25.752920  progress  95% (187MB)
  103 07:48:26.347029  progress 100% (197MB)
  104 07:48:26.352676  197MB downloaded in 9.12s (21.66MB/s)
  105 07:48:26.352934  end: 1.3.1 http-download (duration 00:00:09) [common]
  107 07:48:26.353204  end: 1.3 download-retry (duration 00:00:09) [common]
  108 07:48:26.353301  start: 1.4 download-retry (timeout 00:09:46) [common]
  109 07:48:26.353399  start: 1.4.1 http-download (timeout 00:09:46) [common]
  110 07:48:26.353520  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 07:48:26.353595  saving as /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/modules/modules.tar
  112 07:48:26.353659  total size: 1989096 (1MB)
  113 07:48:26.353724  Using unxz to decompress xz
  114 07:48:26.358515  progress   1% (0MB)
  115 07:48:26.361093  progress   6% (0MB)
  116 07:48:26.366373  progress  11% (0MB)
  117 07:48:26.371542  progress  16% (0MB)
  118 07:48:26.376521  progress  21% (0MB)
  119 07:48:26.381561  progress  26% (0MB)
  120 07:48:26.387723  progress  31% (0MB)
  121 07:48:26.394202  progress  36% (0MB)
  122 07:48:26.402590  progress  41% (0MB)
  123 07:48:26.407672  progress  46% (0MB)
  124 07:48:26.412557  progress  51% (0MB)
  125 07:48:26.418747  progress  56% (1MB)
  126 07:48:26.429695  progress  62% (1MB)
  127 07:48:26.436015  progress  67% (1MB)
  128 07:48:26.441980  progress  72% (1MB)
  129 07:48:26.449484  progress  77% (1MB)
  130 07:48:26.455300  progress  82% (1MB)
  131 07:48:26.461318  progress  87% (1MB)
  132 07:48:26.467143  progress  92% (1MB)
  133 07:48:26.472925  progress  97% (1MB)
  134 07:48:26.482831  1MB downloaded in 0.13s (14.69MB/s)
  135 07:48:26.483079  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 07:48:26.483348  end: 1.4 download-retry (duration 00:00:00) [common]
  138 07:48:26.483445  start: 1.5 prepare-tftp-overlay (timeout 00:09:46) [common]
  139 07:48:26.483549  start: 1.5.1 extract-nfsrootfs (timeout 00:09:46) [common]
  140 07:48:28.498486  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa
  141 07:48:28.498713  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 07:48:28.498864  start: 1.5.2 lava-overlay (timeout 00:09:44) [common]
  143 07:48:28.499058  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5
  144 07:48:28.499208  makedir: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin
  145 07:48:28.499330  makedir: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/tests
  146 07:48:28.499453  makedir: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/results
  147 07:48:28.499601  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-add-keys
  148 07:48:28.499792  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-add-sources
  149 07:48:28.499957  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-background-process-start
  150 07:48:28.500082  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-background-process-stop
  151 07:48:28.500197  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-common-functions
  152 07:48:28.500310  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-echo-ipv4
  153 07:48:28.500424  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-install-packages
  154 07:48:28.500535  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-installed-packages
  155 07:48:28.500647  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-os-build
  156 07:48:28.500756  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-probe-channel
  157 07:48:28.500865  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-probe-ip
  158 07:48:28.500974  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-target-ip
  159 07:48:28.501081  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-target-mac
  160 07:48:28.501188  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-target-storage
  161 07:48:28.501297  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-case
  162 07:48:28.501406  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-event
  163 07:48:28.501513  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-feedback
  164 07:48:28.501622  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-raise
  165 07:48:28.501729  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-reference
  166 07:48:28.501835  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-runner
  167 07:48:28.501945  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-set
  168 07:48:28.502051  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-test-shell
  169 07:48:28.502160  Updating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-add-keys (debian)
  170 07:48:28.502281  Updating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-add-sources (debian)
  171 07:48:28.502394  Updating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-install-packages (debian)
  172 07:48:28.502504  Updating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-installed-packages (debian)
  173 07:48:28.502613  Updating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/bin/lava-os-build (debian)
  174 07:48:28.502707  Creating /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/environment
  175 07:48:28.502793  LAVA metadata
  176 07:48:28.502857  - LAVA_JOB_ID=7961788
  177 07:48:28.502920  - LAVA_DISPATCHER_IP=192.168.201.1
  178 07:48:28.503016  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:44) [common]
  179 07:48:28.503080  skipped lava-vland-overlay
  180 07:48:28.503157  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 07:48:28.503237  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:44) [common]
  182 07:48:28.503298  skipped lava-multinode-overlay
  183 07:48:28.503372  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 07:48:28.503451  start: 1.5.2.3 test-definition (timeout 00:09:44) [common]
  185 07:48:28.503521  Loading test definitions
  186 07:48:28.503607  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:44) [common]
  187 07:48:28.503678  Using /lava-7961788 at stage 0
  188 07:48:28.503905  uuid=7961788_1.5.2.3.1 testdef=None
  189 07:48:28.503992  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 07:48:28.504078  start: 1.5.2.3.2 test-overlay (timeout 00:09:44) [common]
  191 07:48:28.504490  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 07:48:28.504722  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:44) [common]
  194 07:48:28.505212  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 07:48:28.505450  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:44) [common]
  197 07:48:28.505907  runner path: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/0/tests/0_timesync-off test_uuid 7961788_1.5.2.3.1
  198 07:48:28.506052  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 07:48:28.506444  start: 1.5.2.3.5 git-repo-action (timeout 00:09:44) [common]
  201 07:48:28.506519  Using /lava-7961788 at stage 0
  202 07:48:28.506615  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 07:48:28.506693  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/0/tests/1_kselftest-lkdtm'
  204 07:48:33.239497  Running '/usr/bin/git checkout kernelci.org
  205 07:48:33.380683  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 07:48:33.381388  uuid=7961788_1.5.2.3.5 testdef=None
  207 07:48:33.381579  end: 1.5.2.3.5 git-repo-action (duration 00:00:05) [common]
  209 07:48:33.381857  start: 1.5.2.3.6 test-overlay (timeout 00:09:39) [common]
  210 07:48:33.382611  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 07:48:33.382883  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:39) [common]
  213 07:48:33.383795  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 07:48:33.384072  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:39) [common]
  216 07:48:33.384982  runner path: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/0/tests/1_kselftest-lkdtm test_uuid 7961788_1.5.2.3.5
  217 07:48:33.385079  BOARD='asus-C433TA-AJ0005-rammus'
  218 07:48:33.385158  BRANCH='cip'
  219 07:48:33.385238  SKIPFILE='skipfile-lkft.yaml'
  220 07:48:33.385317  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 07:48:33.385394  TST_CASENAME=''
  222 07:48:33.385481  TST_CMDFILES='lkdtm'
  223 07:48:33.385643  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 07:48:33.385881  Creating lava-test-runner.conf files
  226 07:48:33.385963  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/7961788/lava-overlay-op8fx5w5/lava-7961788/0 for stage 0
  227 07:48:33.386069  - 0_timesync-off
  228 07:48:33.386143  - 1_kselftest-lkdtm
  229 07:48:33.386300  end: 1.5.2.3 test-definition (duration 00:00:05) [common]
  230 07:48:33.386404  start: 1.5.2.4 compress-overlay (timeout 00:09:39) [common]
  231 07:48:40.840990  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  232 07:48:40.841157  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:32) [common]
  233 07:48:40.841255  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 07:48:40.841354  end: 1.5.2 lava-overlay (duration 00:00:12) [common]
  235 07:48:40.841445  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:32) [common]
  236 07:48:40.943511  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 07:48:40.943860  start: 1.5.4 extract-modules (timeout 00:09:32) [common]
  238 07:48:40.943975  extracting modules file /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa
  239 07:48:40.966576  extracting modules file /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7961788/extract-overlay-ramdisk-9yr9cexl/ramdisk
  240 07:48:40.988567  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 07:48:40.988734  start: 1.5.5 apply-overlay-tftp (timeout 00:09:31) [common]
  242 07:48:40.988831  [common] Applying overlay to NFS
  243 07:48:40.988905  [common] Applying overlay /var/lib/lava/dispatcher/tmp/7961788/compress-overlay-s6dx5kc6/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa
  244 07:48:41.439489  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 07:48:41.439660  start: 1.5.6 configure-preseed-file (timeout 00:09:31) [common]
  246 07:48:41.439761  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 07:48:41.439852  start: 1.5.7 compress-ramdisk (timeout 00:09:31) [common]
  248 07:48:41.439934  Building ramdisk /var/lib/lava/dispatcher/tmp/7961788/extract-overlay-ramdisk-9yr9cexl/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/7961788/extract-overlay-ramdisk-9yr9cexl/ramdisk
  249 07:48:41.504904  >> 51450 blocks

  250 07:48:42.300630  rename /var/lib/lava/dispatcher/tmp/7961788/extract-overlay-ramdisk-9yr9cexl/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
  251 07:48:42.301040  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 07:48:42.301162  start: 1.5.8 prepare-kernel (timeout 00:09:30) [common]
  253 07:48:42.301268  start: 1.5.8.1 prepare-fit (timeout 00:09:30) [common]
  254 07:48:42.301366  No mkimage arch provided, not using FIT.
  255 07:48:42.301458  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 07:48:42.301545  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 07:48:42.301642  end: 1.5 prepare-tftp-overlay (duration 00:00:16) [common]
  258 07:48:42.301733  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:30) [common]
  259 07:48:42.301810  No LXC device requested
  260 07:48:42.301895  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 07:48:42.301986  start: 1.7 deploy-device-env (timeout 00:09:30) [common]
  262 07:48:42.302069  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 07:48:42.302139  Checking files for TFTP limit of 4294967296 bytes.
  264 07:48:42.302563  end: 1 tftp-deploy (duration 00:00:30) [common]
  265 07:48:42.302667  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 07:48:42.302759  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 07:48:42.302885  substitutions:
  268 07:48:42.302953  - {DTB}: None
  269 07:48:42.303017  - {INITRD}: 7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
  270 07:48:42.303078  - {KERNEL}: 7961788/tftp-deploy-mzvxq1t0/kernel/bzImage
  271 07:48:42.303137  - {LAVA_MAC}: None
  272 07:48:42.303195  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa
  273 07:48:42.303252  - {NFS_SERVER_IP}: 192.168.201.1
  274 07:48:42.303308  - {PRESEED_CONFIG}: None
  275 07:48:42.303366  - {PRESEED_LOCAL}: None
  276 07:48:42.303421  - {RAMDISK}: 7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
  277 07:48:42.303477  - {ROOT_PART}: None
  278 07:48:42.303533  - {ROOT}: None
  279 07:48:42.303588  - {SERVER_IP}: 192.168.201.1
  280 07:48:42.303643  - {TEE}: None
  281 07:48:42.303698  Parsed boot commands:
  282 07:48:42.303752  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 07:48:42.303903  Parsed boot commands: tftpboot 192.168.201.1 7961788/tftp-deploy-mzvxq1t0/kernel/bzImage 7961788/tftp-deploy-mzvxq1t0/kernel/cmdline 7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
  284 07:48:42.303995  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 07:48:42.304084  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 07:48:42.304178  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 07:48:42.304269  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 07:48:42.304341  Not connected, no need to disconnect.
  289 07:48:42.304419  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 07:48:42.304506  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 07:48:42.304575  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-2'
  292 07:48:42.307281  Setting prompt string to ['lava-test: # ']
  293 07:48:42.307558  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 07:48:42.307663  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 07:48:42.307757  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 07:48:42.307850  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 07:48:42.308032  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=reboot'
  298 07:48:42.327065  >> Command sent successfully.

  299 07:48:42.328904  Returned 0 in 0 seconds
  300 07:48:42.429674  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 07:48:42.429971  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 07:48:42.430075  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 07:48:42.430166  Setting prompt string to 'Starting depthcharge on rammus...'
  305 07:48:42.430249  Changing prompt to 'Starting depthcharge on rammus...'
  306 07:48:42.430322  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  307 07:48:42.430588  [Enter `^Ec?' for help]
  308 07:48:48.813474  
  309 07:48:48.814066  
  310 07:48:48.814510  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  311 07:48:48.815211  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  312 07:48:48.815573  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  313 07:48:48.815887  CPU: AES supported, TXT NOT supported, VT supported
  314 07:48:48.817128  MCH: device id 590c (rev 02) is Kabylake-Y
  315 07:48:48.824257  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  316 07:48:48.827351  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  317 07:48:48.830966  VBOOT: Loading verstage.
  318 07:48:48.837370  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  319 07:48:48.840606  CBFS: Locating 'fallback/verstage'
  320 07:48:48.844179  CBFS: Found @ offset 1a0a80 size f47c
  321 07:48:48.857425  
  322 07:48:48.857984  
  323 07:48:48.863862  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  324 07:48:48.880611  Probing TPM: . done!
  325 07:48:48.883698  TPM ready after 0 ms
  326 07:48:48.886549  Connected to device vid:did:rid of 1ae0:0028:00
  327 07:48:48.896916  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  328 07:48:48.900108  Initialized TPM device CR50 revision 0
  329 07:48:48.946352  tlcl_send_startup: Startup return code is 0
  330 07:48:48.946915  TPM: setup succeeded
  331 07:48:48.958992  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  332 07:48:48.962670  Chrome EC: UHEPI supported
  333 07:48:48.966251  Phase 1
  334 07:48:48.969391  FMAP: Found "FLASH" version 1.1 at c10000.
  335 07:48:48.975570  FMAP: base = ff000000 size = 1000000 #areas = 33
  336 07:48:48.978998  FMAP: area GBB found @ c11000 (978944 bytes)
  337 07:48:48.985903  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  338 07:48:48.986529  Phase 2
  339 07:48:48.989811  Phase 3
  340 07:48:48.992740  FMAP: area GBB found @ c11000 (978944 bytes)
  341 07:48:48.999040  VB2:vb2_report_dev_firmware() This is developer signed firmware
  342 07:48:49.006072  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  343 07:48:49.009157  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  344 07:48:49.015531  VB2:vb2_verify_keyblock() Checking key block signature...
  345 07:48:49.036832  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  346 07:48:49.040021  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  347 07:48:49.046669  VB2:vb2_verify_fw_preamble() Verifying preamble.
  348 07:48:49.051961  Phase 4
  349 07:48:49.054923  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  350 07:48:49.061544  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  351 07:48:49.321580  VB2:vb2_rsa_verify_digest() Digest check failed!
  352 07:48:49.324873  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  353 07:48:49.327975  Saving nvdata
  354 07:48:49.331778  Reboot requested (10020007)
  355 07:48:49.332341  board_reset() called!
  356 07:48:49.335017  
  357 07:48:49.335575  full_reset() called!
  358 07:48:53.811043  
  359 07:48:53.811644  
  360 07:48:53.817555  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  361 07:48:53.824113  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  362 07:48:53.826886  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  363 07:48:53.833471  CPU: AES supported, TXT NOT supported, VT supported
  364 07:48:53.837060  MCH: device id 590c (rev 02) is Kabylake-Y
  365 07:48:53.843752  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  366 07:48:53.846967  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  367 07:48:53.850462  VBOOT: Loading verstage.
  368 07:48:53.857281  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  369 07:48:53.860282  CBFS: Locating 'fallback/verstage'
  370 07:48:53.863788  CBFS: Found @ offset 1a0a80 size f47c
  371 07:48:53.877611  
  372 07:48:53.878196  
  373 07:48:53.884061  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  374 07:48:53.900543  Probing TPM: . done!
  375 07:48:53.903438  TPM ready after 0 ms
  376 07:48:53.906890  Connected to device vid:did:rid of 1ae0:0028:00
  377 07:48:53.917134  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  378 07:48:53.920537  Initialized TPM device CR50 revision 0
  379 07:48:53.966430  tlcl_send_startup: Startup return code is 0
  380 07:48:53.967019  TPM: setup succeeded
  381 07:48:53.980331  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  382 07:48:53.983945  Chrome EC: UHEPI supported
  383 07:48:53.987647  Phase 1
  384 07:48:53.990530  FMAP: Found "FLASH" version 1.1 at c10000.
  385 07:48:53.997350  FMAP: base = ff000000 size = 1000000 #areas = 33
  386 07:48:54.000345  FMAP: area GBB found @ c11000 (978944 bytes)
  387 07:48:54.007029  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  388 07:48:54.013825  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  389 07:48:54.016772  Recovery requested (1009000e)
  390 07:48:54.017300  Saving nvdata
  391 07:48:54.027843  tlcl_extend: response is 0
  392 07:48:54.036964  tlcl_extend: response is 0
  393 07:48:54.043454  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  394 07:48:54.046823  CBFS: Locating 'fallback/romstage'
  395 07:48:54.050069  CBFS: Found @ offset 80 size 10ffc
  396 07:48:54.054112  
  397 07:48:54.054635  
  398 07:48:54.060493  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  399 07:48:54.067433  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  400 07:48:54.071241  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  401 07:48:54.074359  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  402 07:48:54.080918  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  403 07:48:54.084307  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  404 07:48:54.087681  TCO_STS:   0000 0000
  405 07:48:54.090833  GEN_PMCON: e0040200 0000523a
  406 07:48:54.091310  GBLRST_CAUSE: 00000000 00000000
  407 07:48:54.094289  
  408 07:48:54.094765  prev_sleep_state 5
  409 07:48:54.097651  Boot Count incremented to 34668
  410 07:48:54.103883  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  411 07:48:54.107105  CBFS: Locating 'fspm.bin'
  412 07:48:54.110618  CBFS: Found @ offset 103fc0 size 63000
  413 07:48:54.113636  Chrome EC: UHEPI supported
  414 07:48:54.121295  FMAP: Found "FLASH" version 1.1 at c10000.
  415 07:48:54.124570  FMAP: base = ff000000 size = 1000000 #areas = 33
  416 07:48:54.131005  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  417 07:48:54.135473  Probing TPM:  done!
  418 07:48:54.141966  Connected to device vid:did:rid of 1ae0:0028:00
  419 07:48:54.152029  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  420 07:48:54.159295  Initialized TPM device CR50 revision 0
  421 07:48:54.168366  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  422 07:48:54.174918  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  423 07:48:54.177987  MRC cache found, size 1868
  424 07:48:54.181677  bootmode is set to :2
  425 07:48:54.181775  SPD index 1
  426 07:48:54.187976  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  427 07:48:54.191235  CBFS: Locating 'spd.bin'
  428 07:48:54.194610  CBFS: Found @ offset 1a0240 size 800
  429 07:48:54.198011  SPD: module type is LPDDR3
  430 07:48:54.201291  SPD: module part is K4E8E324EB-EGCF   
  431 07:48:54.208136  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  432 07:48:54.211152  SPD: device width 32 bits, bus width 64 bits
  433 07:48:54.217481  SPD: module size is 2048 MB (per channel)
  434 07:48:54.329635  CBMEM:
  435 07:48:54.333308  IMD: root @ 7afff000 254 entries.
  436 07:48:54.336538  IMD: root @ 7affec00 62 entries.
  437 07:48:54.339598  External stage cache:
  438 07:48:54.342919  IMD: root @ 7b3ff000 254 entries.
  439 07:48:54.346319  IMD: root @ 7b3fec00 62 entries.
  440 07:48:54.350349  creating vboot_handoff structure
  441 07:48:54.356306  Chrome EC: clear events_b mask to 0x0000000021004000
  442 07:48:54.370993  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  443 07:48:54.386160  tlcl_write: response is 0
  444 07:48:54.395171  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  445 07:48:54.402076  MRC: TPM MRC hash updated successfully.
  446 07:48:54.402710  2 DIMMs found
  447 07:48:54.405521  top_of_ram = 0x7b000000
  448 07:48:54.411862  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  449 07:48:54.414882  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  450 07:48:54.421557  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  451 07:48:54.424755  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  452 07:48:54.428054  CBFS: Locating 'fallback/postcar'
  453 07:48:54.431387  
  454 07:48:54.434835  CBFS: Found @ offset 197000 size 3f04
  455 07:48:54.441399  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  456 07:48:54.451383  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  457 07:48:54.454381  Processing 118 relocs. Offset value of 0x78bd1000
  458 07:48:54.460605  
  459 07:48:54.461206  
  460 07:48:54.467488  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  461 07:48:54.473814  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  462 07:48:54.477140  CBFS: Locating 'fallback/ramstage'
  463 07:48:54.480264  CBFS: Found @ offset e8d80 size 1a462
  464 07:48:54.486944  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  465 07:48:54.526004  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  466 07:48:54.529295  Processing 3657 relocs. Offset value of 0x79d06000
  467 07:48:54.533561  
  468 07:48:54.534187  
  469 07:48:54.539439  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  470 07:48:54.546287  FMAP: Found "FLASH" version 1.1 at c10000.
  471 07:48:54.549474  FMAP: base = ff000000 size = 1000000 #areas = 33
  472 07:48:54.556194  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  473 07:48:54.559226  WARNING: RO_VPD is uninitialized or empty.
  474 07:48:54.563024  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  475 07:48:54.569414  WARNING: RW_VPD is uninitialized or empty.
  476 07:48:54.570015  Normal boot.
  477 07:48:54.576102  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  478 07:48:54.579386  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  479 07:48:54.585927  CBFS: Locating 'cpu_microcode_blob.bin'
  480 07:48:54.589338  CBFS: Found @ offset 11100 size d7c00
  481 07:48:54.592736  microcode: sig=0x806e9 pf=0x10 revision=0x97
  482 07:48:54.596007  Skip microcode update
  483 07:48:54.602545  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  484 07:48:54.606051  CBFS: Locating 'fsps.bin'
  485 07:48:54.609233  CBFS: Found @ offset 167fc0 size 2f000
  486 07:48:54.633792  Detected 2 core, 4 thread CPU.
  487 07:48:54.636908  Setting up SMI for CPU
  488 07:48:54.640100  IED base = 0x7b400000
  489 07:48:54.640599  IED size = 0x00400000
  490 07:48:54.643680  Will perform SMM setup.
  491 07:48:54.650472  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  492 07:48:54.656727  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  493 07:48:54.660033  Processing 16 relocs. Offset value of 0x00030000
  494 07:48:54.664117  Attempting to start 3 APs
  495 07:48:54.667376  Waiting for 10ms after sending INIT.
  496 07:48:54.683897  Waiting for 1st SIPI to complete...done.
  497 07:48:54.684490  AP: slot 3 apic_id 2.
  498 07:48:54.687073  AP: slot 2 apic_id 3.
  499 07:48:54.690680  AP: slot 1 apic_id 1.
  500 07:48:54.694300  Waiting for 2nd SIPI to complete...done.
  501 07:48:54.700413  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  502 07:48:54.707045  Processing 13 relocs. Offset value of 0x00038000
  503 07:48:54.713399  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  504 07:48:54.716719  Installing SMM handler to 0x7b000000
  505 07:48:54.723474  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  506 07:48:54.729889  Processing 243 relocs. Offset value of 0x7b010000
  507 07:48:54.736468  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  508 07:48:54.742800  Processing 13 relocs. Offset value of 0x7b008000
  509 07:48:54.746701  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  510 07:48:54.753141  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  511 07:48:54.759794  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  512 07:48:54.766186  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  513 07:48:54.769712  Clearing SMI status registers
  514 07:48:54.770364  SMI_STS: PM1 
  515 07:48:54.772823  PM1_STS: PWRBTN 
  516 07:48:54.776242  TCO_STS: BOOT SECOND_TO 
  517 07:48:54.776752  New SMBASE 0x7b000000
  518 07:48:54.779352  In relocation handler: CPU 0
  519 07:48:54.783024  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  520 07:48:54.789440  Writing SMRR. base = 0x7b000006, mask=0xff800800
  521 07:48:54.792886  Relocation complete.
  522 07:48:54.793489  New SMBASE 0x7afffc00
  523 07:48:54.795896  In relocation handler: CPU 1
  524 07:48:54.799632  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  525 07:48:54.806268  Writing SMRR. base = 0x7b000006, mask=0xff800800
  526 07:48:54.809458  Relocation complete.
  527 07:48:54.810060  New SMBASE 0x7afff800
  528 07:48:54.812904  In relocation handler: CPU 2
  529 07:48:54.815836  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  530 07:48:54.822567  Writing SMRR. base = 0x7b000006, mask=0xff800800
  531 07:48:54.823062  Relocation complete.
  532 07:48:54.825652  New SMBASE 0x7afff400
  533 07:48:54.829200  In relocation handler: CPU 3
  534 07:48:54.832339  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  535 07:48:54.838965  Writing SMRR. base = 0x7b000006, mask=0xff800800
  536 07:48:54.839489  Relocation complete.
  537 07:48:54.842328  Initializing CPU #0
  538 07:48:54.846022  CPU: vendor Intel device 806e9
  539 07:48:54.849433  CPU: family 06, model 8e, stepping 09
  540 07:48:54.852497  Setting up local APIC... apic_id: 0x00 done.
  541 07:48:54.855681  
  542 07:48:54.856178  Turbo is available but hidden
  543 07:48:54.859247  Turbo has been enabled
  544 07:48:54.862405  SGX : param.enable = 0
  545 07:48:54.863013  Skip microcode update
  546 07:48:54.865462  
  547 07:48:54.865961  CPU #0 initialized
  548 07:48:54.868731  Initializing CPU #1
  549 07:48:54.869224  Initializing CPU #3
  550 07:48:54.872557  Initializing CPU #2
  551 07:48:54.875639  CPU: vendor Intel device 806e9
  552 07:48:54.878767  CPU: family 06, model 8e, stepping 09
  553 07:48:54.882427  CPU: vendor Intel device 806e9
  554 07:48:54.885504  CPU: family 06, model 8e, stepping 09
  555 07:48:54.892196  Setting up local APIC...CPU: vendor Intel device 806e9
  556 07:48:54.895366  CPU: family 06, model 8e, stepping 09
  557 07:48:54.899178   apic_id: 0x02 done.
  558 07:48:54.905393  Setting up local APIC...Setting up local APIC...Skip microcode update
  559 07:48:54.905993   apic_id: 0x03 done.
  560 07:48:54.909072  CPU #3 initialized
  561 07:48:54.912500  Skip microcode update
  562 07:48:54.913095   apic_id: 0x01 done.
  563 07:48:54.915075  CPU #2 initialized
  564 07:48:54.915572  Skip microcode update
  565 07:48:54.918685  CPU #1 initialized
  566 07:48:54.922067  bsp_do_flight_plan done after 226 msecs.
  567 07:48:54.925480  CPU: frequency set to 3400 MHz
  568 07:48:54.928541  Enabling SMIs.
  569 07:48:54.929035  Locking SMM.
  570 07:48:54.931833  VMX : param.enable = 1
  571 07:48:54.935455  VMX status: enabled, unlocked
  572 07:48:54.938341  SGX: pre-conditions not met
  573 07:48:54.938837  VMX status: enabled, unlocked
  574 07:48:54.942067  
  575 07:48:54.942608  SGX: pre-conditions not met
  576 07:48:54.945205  VMX status: enabled, unlocked
  577 07:48:54.948502  VMX status: enabled, unlocked
  578 07:48:54.952013  SGX: pre-conditions not met
  579 07:48:54.955290  SGX: pre-conditions not met
  580 07:48:54.961462  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  581 07:48:54.962057  CBFS: Locating 'vbt.bin'
  582 07:48:54.965325  
  583 07:48:54.968517  CBFS: Found @ offset 103a00 size 48e
  584 07:48:54.971688  Found a VBT of 4608 bytes after decompression
  585 07:48:54.976306  psys_pmax = 360
  586 07:48:54.979726  FMAP: area GBB found @ c11000 (978944 bytes)
  587 07:48:55.092974  ITSS IRQ Polarities Before:
  588 07:48:55.096469  IPC0: 0x00ff4000
  589 07:48:55.097061  IPC1: 0x00000007
  590 07:48:55.099035  IPC2: 0x00000000
  591 07:48:55.099531  IPC3: 0x00000000
  592 07:48:55.102497  ITSS IRQ Polarities After:
  593 07:48:55.105645  IPC0: 0x00ff4000
  594 07:48:55.106148  IPC1: 0x00000007
  595 07:48:55.109316  IPC2: 0x00000000
  596 07:48:55.109808  IPC3: 0x00000000
  597 07:48:55.116095  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  598 07:48:55.122589  BS: BS_DEV_INIT_CHIPS times (us): entry 375996 run 167537 exit 0
  599 07:48:55.125598  Enumerating buses...
  600 07:48:55.128995  Show all devs... Before device enumeration.
  601 07:48:55.132537  Root Device: enabled 1
  602 07:48:55.133067  CPU_CLUSTER: 0: enabled 1
  603 07:48:55.135666  DOMAIN: 0000: enabled 1
  604 07:48:55.138986  APIC: 00: enabled 1
  605 07:48:55.139475  PCI: 00:00.0: enabled 1
  606 07:48:55.142071  
  607 07:48:55.142616  PCI: 00:02.0: enabled 1
  608 07:48:55.145576  PCI: 00:14.0: enabled 1
  609 07:48:55.149060  PCI: 00:14.1: enabled 0
  610 07:48:55.149575  PCI: 00:14.2: enabled 1
  611 07:48:55.152368  PCI: 00:15.0: enabled 1
  612 07:48:55.155438  PCI: 00:15.1: enabled 1
  613 07:48:55.158669  PCI: 00:15.2: enabled 0
  614 07:48:55.159160  PCI: 00:15.3: enabled 0
  615 07:48:55.162184  PCI: 00:16.0: enabled 1
  616 07:48:55.165386  PCI: 00:16.1: enabled 0
  617 07:48:55.168961  PCI: 00:16.2: enabled 0
  618 07:48:55.169453  PCI: 00:16.3: enabled 0
  619 07:48:55.172183  PCI: 00:16.4: enabled 0
  620 07:48:55.175210  PCI: 00:17.0: enabled 0
  621 07:48:55.178373  PCI: 00:19.0: enabled 1
  622 07:48:55.178870  PCI: 00:19.1: enabled 1
  623 07:48:55.182140  PCI: 00:19.2: enabled 0
  624 07:48:55.185244  PCI: 00:1c.0: enabled 1
  625 07:48:55.185732  PCI: 00:1c.1: enabled 0
  626 07:48:55.188403  PCI: 00:1c.2: enabled 0
  627 07:48:55.192164  PCI: 00:1c.3: enabled 0
  628 07:48:55.195574  PCI: 00:1c.4: enabled 0
  629 07:48:55.196170  PCI: 00:1c.5: enabled 0
  630 07:48:55.198732  PCI: 00:1c.6: enabled 0
  631 07:48:55.201843  PCI: 00:1c.7: enabled 0
  632 07:48:55.205692  PCI: 00:1d.0: enabled 0
  633 07:48:55.206205  PCI: 00:1d.1: enabled 0
  634 07:48:55.208213  PCI: 00:1d.2: enabled 0
  635 07:48:55.212130  PCI: 00:1d.3: enabled 0
  636 07:48:55.215373  PCI: 00:1e.0: enabled 1
  637 07:48:55.215865  PCI: 00:1e.1: enabled 0
  638 07:48:55.218373  PCI: 00:1e.2: enabled 1
  639 07:48:55.221580  PCI: 00:1e.3: enabled 0
  640 07:48:55.222070  PCI: 00:1e.4: enabled 1
  641 07:48:55.225325  
  642 07:48:55.225994  PCI: 00:1e.5: enabled 0
  643 07:48:55.228434  PCI: 00:1e.6: enabled 1
  644 07:48:55.231497  PCI: 00:1f.0: enabled 1
  645 07:48:55.232032  PCI: 00:1f.1: enabled 1
  646 07:48:55.234994  PCI: 00:1f.2: enabled 1
  647 07:48:55.237913  PCI: 00:1f.3: enabled 1
  648 07:48:55.241369  PCI: 00:1f.4: enabled 1
  649 07:48:55.241911  PCI: 00:1f.5: enabled 1
  650 07:48:55.244508  PCI: 00:1f.6: enabled 0
  651 07:48:55.247942  USB0 port 0: enabled 1
  652 07:48:55.248436  I2C: 00:5c: enabled 1
  653 07:48:55.251543  
  654 07:48:55.252094  I2C: 00:15: enabled 1
  655 07:48:55.254805  I2C: 00:39: enabled 1
  656 07:48:55.258144  I2C: 00:3a: enabled 1
  657 07:48:55.258679  I2C: 00:1a: enabled 1
  658 07:48:55.261103  PCI: 00:00.0: enabled 1
  659 07:48:55.264603  SPI: 00: enabled 1
  660 07:48:55.265184  PNP: 0c09.0: enabled 1
  661 07:48:55.267898  USB2 port 0: enabled 1
  662 07:48:55.271301  USB2 port 1: enabled 1
  663 07:48:55.271795  USB2 port 2: enabled 1
  664 07:48:55.274456  USB2 port 4: enabled 1
  665 07:48:55.277851  USB2 port 8: enabled 1
  666 07:48:55.278391  APIC: 01: enabled 1
  667 07:48:55.281081  APIC: 03: enabled 1
  668 07:48:55.284758  APIC: 02: enabled 1
  669 07:48:55.285359  Compare with tree...
  670 07:48:55.287922  Root Device: enabled 1
  671 07:48:55.291113   CPU_CLUSTER: 0: enabled 1
  672 07:48:55.291611    APIC: 00: enabled 1
  673 07:48:55.294542    APIC: 01: enabled 1
  674 07:48:55.297423    APIC: 03: enabled 1
  675 07:48:55.297922    APIC: 02: enabled 1
  676 07:48:55.300810  
  677 07:48:55.301307   DOMAIN: 0000: enabled 1
  678 07:48:55.304566    PCI: 00:00.0: enabled 1
  679 07:48:55.307722    PCI: 00:02.0: enabled 1
  680 07:48:55.310866    PCI: 00:14.0: enabled 1
  681 07:48:55.311564     USB0 port 0: enabled 1
  682 07:48:55.314466      USB2 port 0: enabled 1
  683 07:48:55.318124      USB2 port 1: enabled 1
  684 07:48:55.321043      USB2 port 2: enabled 1
  685 07:48:55.324315      USB2 port 4: enabled 1
  686 07:48:55.327599      USB2 port 8: enabled 1
  687 07:48:55.328150    PCI: 00:14.1: enabled 0
  688 07:48:55.330697    PCI: 00:14.2: enabled 1
  689 07:48:55.333847    PCI: 00:15.0: enabled 1
  690 07:48:55.337696     I2C: 00:5c: enabled 1
  691 07:48:55.338192    PCI: 00:15.1: enabled 1
  692 07:48:55.340735  
  693 07:48:55.341234     I2C: 00:15: enabled 1
  694 07:48:55.343915    PCI: 00:15.2: enabled 0
  695 07:48:55.347269    PCI: 00:15.3: enabled 0
  696 07:48:55.350871    PCI: 00:16.0: enabled 1
  697 07:48:55.351367    PCI: 00:16.1: enabled 0
  698 07:48:55.354472    PCI: 00:16.2: enabled 0
  699 07:48:55.357138    PCI: 00:16.3: enabled 0
  700 07:48:55.360665    PCI: 00:16.4: enabled 0
  701 07:48:55.364367    PCI: 00:17.0: enabled 0
  702 07:48:55.364963    PCI: 00:19.0: enabled 1
  703 07:48:55.367106    PCI: 00:19.1: enabled 1
  704 07:48:55.370848     I2C: 00:39: enabled 1
  705 07:48:55.373687     I2C: 00:3a: enabled 1
  706 07:48:55.374313     I2C: 00:1a: enabled 1
  707 07:48:55.377172  
  708 07:48:55.377663    PCI: 00:19.2: enabled 0
  709 07:48:55.380449    PCI: 00:1c.0: enabled 1
  710 07:48:55.383788     PCI: 00:00.0: enabled 1
  711 07:48:55.387280    PCI: 00:1c.1: enabled 0
  712 07:48:55.387770    PCI: 00:1c.2: enabled 0
  713 07:48:55.390137  
  714 07:48:55.390659    PCI: 00:1c.3: enabled 0
  715 07:48:55.393905    PCI: 00:1c.4: enabled 0
  716 07:48:55.397039    PCI: 00:1c.5: enabled 0
  717 07:48:55.400623    PCI: 00:1c.6: enabled 0
  718 07:48:55.401216    PCI: 00:1c.7: enabled 0
  719 07:48:55.403725    PCI: 00:1d.0: enabled 0
  720 07:48:55.406682    PCI: 00:1d.1: enabled 0
  721 07:48:55.410788    PCI: 00:1d.2: enabled 0
  722 07:48:55.413452    PCI: 00:1d.3: enabled 0
  723 07:48:55.413938    PCI: 00:1e.0: enabled 1
  724 07:48:55.416560    PCI: 00:1e.1: enabled 0
  725 07:48:55.419957    PCI: 00:1e.2: enabled 1
  726 07:48:55.423649     SPI: 00: enabled 1
  727 07:48:55.424249    PCI: 00:1e.3: enabled 0
  728 07:48:55.426470  
  729 07:48:55.427008    PCI: 00:1e.4: enabled 1
  730 07:48:55.430001    PCI: 00:1e.5: enabled 0
  731 07:48:55.433533    PCI: 00:1e.6: enabled 1
  732 07:48:55.436497    PCI: 00:1f.0: enabled 1
  733 07:48:55.437004     PNP: 0c09.0: enabled 1
  734 07:48:55.439898    PCI: 00:1f.1: enabled 1
  735 07:48:55.443113    PCI: 00:1f.2: enabled 1
  736 07:48:55.446876    PCI: 00:1f.3: enabled 1
  737 07:48:55.449796    PCI: 00:1f.4: enabled 1
  738 07:48:55.450312    PCI: 00:1f.5: enabled 1
  739 07:48:55.453331    PCI: 00:1f.6: enabled 0
  740 07:48:55.456514  Root Device scanning...
  741 07:48:55.459964  root_dev_scan_bus for Root Device
  742 07:48:55.463011  CPU_CLUSTER: 0 enabled
  743 07:48:55.463607  DOMAIN: 0000 enabled
  744 07:48:55.466197  DOMAIN: 0000 scanning...
  745 07:48:55.469802  PCI: pci_scan_bus for bus 00
  746 07:48:55.473363  PCI: 00:00.0 [8086/0000] ops
  747 07:48:55.476600  PCI: 00:00.0 [8086/590c] enabled
  748 07:48:55.479839  PCI: 00:02.0 [8086/0000] ops
  749 07:48:55.483116  PCI: 00:02.0 [8086/591c] enabled
  750 07:48:55.486165  PCI: 00:04.0 [8086/1903] enabled
  751 07:48:55.489550  PCI: 00:08.0 [8086/1911] enabled
  752 07:48:55.493038  PCI: 00:14.0 [8086/0000] bus ops
  753 07:48:55.496525  PCI: 00:14.0 [8086/9d2f] enabled
  754 07:48:55.499709  PCI: 00:14.2 [8086/9d31] enabled
  755 07:48:55.503002  PCI: 00:15.0 [8086/0000] bus ops
  756 07:48:55.506434  PCI: 00:15.0 [8086/9d60] enabled
  757 07:48:55.510066  PCI: 00:15.1 [8086/0000] bus ops
  758 07:48:55.513293  PCI: 00:15.1 [8086/9d61] enabled
  759 07:48:55.516080  PCI: 00:16.0 [8086/0000] ops
  760 07:48:55.519789  PCI: 00:16.0 [8086/9d3a] enabled
  761 07:48:55.522984  PCI: 00:19.0 [8086/0000] ops
  762 07:48:55.526385  PCI: 00:19.0 [8086/9d66] enabled
  763 07:48:55.529089  PCI: 00:19.1 [8086/0000] bus ops
  764 07:48:55.532687  PCI: 00:19.1 [8086/9d65] enabled
  765 07:48:55.536369  PCI: 00:1c.0 [8086/0000] bus ops
  766 07:48:55.539344  PCI: 00:1c.0 [8086/9d10] enabled
  767 07:48:55.542437  PCI: 00:1e.0 [8086/0000] ops
  768 07:48:55.545847  PCI: 00:1e.0 [8086/9d27] enabled
  769 07:48:55.549259  PCI: 00:1e.2 [8086/0000] bus ops
  770 07:48:55.552589  PCI: 00:1e.2 [8086/9d29] enabled
  771 07:48:55.555770  PCI: 00:1e.4 [8086/9d2b] enabled
  772 07:48:55.556264  PCI: 00:1e.6 [8086/0000] ops
  773 07:48:55.559155  PCI: 00:1e.6 [8086/9d2d] enabled
  774 07:48:55.562686  PCI: 00:1f.0 [8086/0000] bus ops
  775 07:48:55.565688  PCI: 00:1f.0 [8086/9d4b] enabled
  776 07:48:55.572209  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  777 07:48:55.575534  PCI: 00:1f.2 [8086/0000] bus ops
  778 07:48:55.579160  PCI: 00:1f.2 [8086/9d21] enabled
  779 07:48:55.582542  PCI: 00:1f.3 [8086/0000] bus ops
  780 07:48:55.585778  PCI: 00:1f.3 [8086/9d71] enabled
  781 07:48:55.589072  PCI: 00:1f.4 [8086/0000] bus ops
  782 07:48:55.592346  PCI: 00:1f.4 [8086/9d23] enabled
  783 07:48:55.595703  PCI: 00:1f.5 [8086/0000] bus ops
  784 07:48:55.599021  PCI: 00:1f.5 [8086/9d24] enabled
  785 07:48:55.602622  PCI: 00:14.0 scanning...
  786 07:48:55.605501  scan_usb_bus for PCI: 00:14.0
  787 07:48:55.608803  USB0 port 0 enabled
  788 07:48:55.609298  USB0 port 0 scanning...
  789 07:48:55.612080  scan_usb_bus for USB0 port 0
  790 07:48:55.615655  USB2 port 0 enabled
  791 07:48:55.616246  USB2 port 1 enabled
  792 07:48:55.618630  USB2 port 2 enabled
  793 07:48:55.622174  USB2 port 4 enabled
  794 07:48:55.622795  USB2 port 8 enabled
  795 07:48:55.625231  USB2 port 0 scanning...
  796 07:48:55.628399  scan_usb_bus for USB2 port 0
  797 07:48:55.632024  scan_usb_bus for USB2 port 0 done
  798 07:48:55.638359  scan_bus: scanning of bus USB2 port 0 took 8971 usecs
  799 07:48:55.638952  USB2 port 1 scanning...
  800 07:48:55.641845  scan_usb_bus for USB2 port 1
  801 07:48:55.644964  scan_usb_bus for USB2 port 1 done
  802 07:48:55.651564  scan_bus: scanning of bus USB2 port 1 took 8972 usecs
  803 07:48:55.654913  USB2 port 2 scanning...
  804 07:48:55.658315  scan_usb_bus for USB2 port 2
  805 07:48:55.661661  scan_usb_bus for USB2 port 2 done
  806 07:48:55.665141  scan_bus: scanning of bus USB2 port 2 took 8974 usecs
  807 07:48:55.668451  USB2 port 4 scanning...
  808 07:48:55.671672  scan_usb_bus for USB2 port 4
  809 07:48:55.674662  scan_usb_bus for USB2 port 4 done
  810 07:48:55.681263  scan_bus: scanning of bus USB2 port 4 took 8973 usecs
  811 07:48:55.681867  USB2 port 8 scanning...
  812 07:48:55.684778  scan_usb_bus for USB2 port 8
  813 07:48:55.687953  scan_usb_bus for USB2 port 8 done
  814 07:48:55.694867  scan_bus: scanning of bus USB2 port 8 took 8972 usecs
  815 07:48:55.697961  scan_usb_bus for USB0 port 0 done
  816 07:48:55.704885  scan_bus: scanning of bus USB0 port 0 took 90956 usecs
  817 07:48:55.707926  scan_usb_bus for PCI: 00:14.0 done
  818 07:48:55.711430  scan_bus: scanning of bus PCI: 00:14.0 took 107744 usecs
  819 07:48:55.714929  PCI: 00:15.0 scanning...
  820 07:48:55.717740  scan_generic_bus for PCI: 00:15.0
  821 07:48:55.721378  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  822 07:48:55.727613  scan_generic_bus for PCI: 00:15.0 done
  823 07:48:55.730940  scan_bus: scanning of bus PCI: 00:15.0 took 14154 usecs
  824 07:48:55.734258  PCI: 00:15.1 scanning...
  825 07:48:55.737483  scan_generic_bus for PCI: 00:15.1
  826 07:48:55.741183  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  827 07:48:55.747901  scan_generic_bus for PCI: 00:15.1 done
  828 07:48:55.751078  scan_bus: scanning of bus PCI: 00:15.1 took 14169 usecs
  829 07:48:55.754169  PCI: 00:19.1 scanning...
  830 07:48:55.757367  scan_generic_bus for PCI: 00:19.1
  831 07:48:55.760817  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  832 07:48:55.767657  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  833 07:48:55.770961  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  834 07:48:55.774098  scan_generic_bus for PCI: 00:19.1 done
  835 07:48:55.780419  scan_bus: scanning of bus PCI: 00:19.1 took 22373 usecs
  836 07:48:55.780918  PCI: 00:1c.0 scanning...
  837 07:48:55.787156  do_pci_scan_bridge for PCI: 00:1c.0
  838 07:48:55.787773  PCI: pci_scan_bus for bus 01
  839 07:48:55.790663  PCI: 01:00.0 [8086/095a] enabled
  840 07:48:55.794122  Capability: type 0x01 @ 0xc8
  841 07:48:55.797302  Capability: type 0x05 @ 0xd0
  842 07:48:55.800555  Capability: type 0x10 @ 0x40
  843 07:48:55.803838  Capability: type 0x10 @ 0x40
  844 07:48:55.807276  Enabling Common Clock Configuration
  845 07:48:55.810613  L1 Sub-State supported from root port 28
  846 07:48:55.813777  L1 Sub-State Support = 0xf
  847 07:48:55.817246  CommonModeRestoreTime = 0x28
  848 07:48:55.820601  Power On Value = 0x1e, Power On Scale = 0x0
  849 07:48:55.824241  ASPM: Enabled L1
  850 07:48:55.826808  Capability: type 0x01 @ 0xc8
  851 07:48:55.830671  Capability: type 0x05 @ 0xd0
  852 07:48:55.833793  Capability: type 0x10 @ 0x40
  853 07:48:55.836802  scan_bus: scanning of bus PCI: 00:1c.0 took 53509 usecs
  854 07:48:55.840208  PCI: 00:1e.2 scanning...
  855 07:48:55.843348  scan_generic_bus for PCI: 00:1e.2
  856 07:48:55.846994  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  857 07:48:55.853290  scan_generic_bus for PCI: 00:1e.2 done
  858 07:48:55.857313  scan_bus: scanning of bus PCI: 00:1e.2 took 13854 usecs
  859 07:48:55.860262  PCI: 00:1f.0 scanning...
  860 07:48:55.863728  scan_lpc_bus for PCI: 00:1f.0
  861 07:48:55.866813  PNP: 0c09.0 enabled
  862 07:48:55.869929  scan_lpc_bus for PCI: 00:1f.0 done
  863 07:48:55.873451  scan_bus: scanning of bus PCI: 00:1f.0 took 11323 usecs
  864 07:48:55.876673  PCI: 00:1f.2 scanning...
  865 07:48:55.880027  scan_lpc_bus for PCI: 00:1f.2
  866 07:48:55.883494  scan_lpc_bus for PCI: 00:1f.2 done
  867 07:48:55.889820  scan_bus: scanning of bus PCI: 00:1f.2 took 9267 usecs
  868 07:48:55.890445  PCI: 00:1f.3 scanning...
  869 07:48:55.893495  
  870 07:48:55.896252  scan_bus: scanning of bus PCI: 00:1f.3 took 2719 usecs
  871 07:48:55.900256  PCI: 00:1f.4 scanning...
  872 07:48:55.903151  scan_generic_bus for PCI: 00:1f.4
  873 07:48:55.906785  scan_generic_bus for PCI: 00:1f.4 done
  874 07:48:55.913288  scan_bus: scanning of bus PCI: 00:1f.4 took 10047 usecs
  875 07:48:55.916466  PCI: 00:1f.5 scanning...
  876 07:48:55.919428  scan_generic_bus for PCI: 00:1f.5
  877 07:48:55.922776  scan_generic_bus for PCI: 00:1f.5 done
  878 07:48:55.929396  scan_bus: scanning of bus PCI: 00:1f.5 took 10047 usecs
  879 07:48:55.932483  scan_bus: scanning of bus DOMAIN: 0000 took 466054 usecs
  880 07:48:55.939679  root_dev_scan_bus for Root Device done
  881 07:48:55.942626  scan_bus: scanning of bus Root Device took 486170 usecs
  882 07:48:55.943248  done
  883 07:48:55.946455  Chrome EC: UHEPI supported
  884 07:48:55.953152  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  885 07:48:55.959634  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  886 07:48:55.966443  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  887 07:48:55.974800  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  888 07:48:55.977312  SPI flash protection: WPSW=0 SRP0=1
  889 07:48:55.984084  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  890 07:48:55.990639  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825929 exit 39231
  891 07:48:55.991235  found VGA at PCI: 00:02.0
  892 07:48:55.993958  Setting up VGA for PCI: 00:02.0
  893 07:48:56.000659  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  894 07:48:56.004132  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  895 07:48:56.007166  Allocating resources...
  896 07:48:56.010394  Reading resources...
  897 07:48:56.013742  Root Device read_resources bus 0 link: 0
  898 07:48:56.017340  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  899 07:48:56.024052  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  900 07:48:56.027331  DOMAIN: 0000 read_resources bus 0 link: 0
  901 07:48:56.033961  PCI: 00:14.0 read_resources bus 0 link: 0
  902 07:48:56.037408  USB0 port 0 read_resources bus 0 link: 0
  903 07:48:56.043761  USB0 port 0 read_resources bus 0 link: 0 done
  904 07:48:56.047605  PCI: 00:14.0 read_resources bus 0 link: 0 done
  905 07:48:56.053941  PCI: 00:15.0 read_resources bus 1 link: 0
  906 07:48:56.056781  PCI: 00:15.0 read_resources bus 1 link: 0 done
  907 07:48:56.060080  PCI: 00:15.1 read_resources bus 2 link: 0
  908 07:48:56.063821  
  909 07:48:56.066698  PCI: 00:15.1 read_resources bus 2 link: 0 done
  910 07:48:56.073366  PCI: 00:19.1 read_resources bus 3 link: 0
  911 07:48:56.076904  PCI: 00:19.1 read_resources bus 3 link: 0 done
  912 07:48:56.079978  PCI: 00:1c.0 read_resources bus 1 link: 0
  913 07:48:56.083141  
  914 07:48:56.086881  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  915 07:48:56.090087  PCI: 00:1e.2 read_resources bus 4 link: 0
  916 07:48:56.093228  
  917 07:48:56.097017  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  918 07:48:56.099763  PCI: 00:1f.0 read_resources bus 0 link: 0
  919 07:48:56.102876  
  920 07:48:56.106596  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  921 07:48:56.112622  DOMAIN: 0000 read_resources bus 0 link: 0 done
  922 07:48:56.116286  Root Device read_resources bus 0 link: 0 done
  923 07:48:56.119508  Done reading resources.
  924 07:48:56.126481  Show resources in subtree (Root Device)...After reading.
  925 07:48:56.129303   Root Device child on link 0 CPU_CLUSTER: 0
  926 07:48:56.132844    CPU_CLUSTER: 0 child on link 0 APIC: 00
  927 07:48:56.135986     APIC: 00
  928 07:48:56.136484     APIC: 01
  929 07:48:56.136875     APIC: 03
  930 07:48:56.139814     APIC: 02
  931 07:48:56.143011    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  932 07:48:56.153174    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  933 07:48:56.162614    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  934 07:48:56.163214     PCI: 00:00.0
  935 07:48:56.172403     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  936 07:48:56.182495     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  937 07:48:56.192685     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  938 07:48:56.202407     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  939 07:48:56.208741     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  940 07:48:56.212289  
  941 07:48:56.218528     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  942 07:48:56.228677     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  943 07:48:56.238515     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  944 07:48:56.248991     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  945 07:48:56.254952     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  946 07:48:56.264864     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  947 07:48:56.274882     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  948 07:48:56.284717     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  949 07:48:56.294527     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  950 07:48:56.304545     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  951 07:48:56.305136     PCI: 00:02.0
  952 07:48:56.314473     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  953 07:48:56.324634     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  954 07:48:56.327848  
  955 07:48:56.334129     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  956 07:48:56.337690     PCI: 00:04.0
  957 07:48:56.347871     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  958 07:48:56.348478     PCI: 00:08.0
  959 07:48:56.357677     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  960 07:48:56.361083     PCI: 00:14.0 child on link 0 USB0 port 0
  961 07:48:56.370449     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  962 07:48:56.377508      USB0 port 0 child on link 0 USB2 port 0
  963 07:48:56.378001       USB2 port 0
  964 07:48:56.380633       USB2 port 1
  965 07:48:56.381125       USB2 port 2
  966 07:48:56.384348       USB2 port 4
  967 07:48:56.384953       USB2 port 8
  968 07:48:56.387347     PCI: 00:14.1
  969 07:48:56.387846     PCI: 00:14.2
  970 07:48:56.397346     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  971 07:48:56.404015     PCI: 00:15.0 child on link 0 I2C: 01:5c
  972 07:48:56.413603     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  973 07:48:56.414202      I2C: 01:5c
  974 07:48:56.417116     PCI: 00:15.1 child on link 0 I2C: 02:15
  975 07:48:56.427035     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  976 07:48:56.430458      I2C: 02:15
  977 07:48:56.430958     PCI: 00:15.2
  978 07:48:56.433501     PCI: 00:15.3
  979 07:48:56.433996     PCI: 00:16.0
  980 07:48:56.443595     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  981 07:48:56.446795     PCI: 00:16.1
  982 07:48:56.447391     PCI: 00:16.2
  983 07:48:56.450515     PCI: 00:16.3
  984 07:48:56.451113     PCI: 00:16.4
  985 07:48:56.453600     PCI: 00:17.0
  986 07:48:56.454190     PCI: 00:19.0
  987 07:48:56.466673     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  988 07:48:56.476680     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  989 07:48:56.479872     PCI: 00:19.1 child on link 0 I2C: 03:39
  990 07:48:56.490007     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  991 07:48:56.490638      I2C: 03:39
  992 07:48:56.493294  
  993 07:48:56.493886      I2C: 03:3a
  994 07:48:56.494309      I2C: 03:1a
  995 07:48:56.496574     PCI: 00:19.2
  996 07:48:56.499940     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  997 07:48:56.509488     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  998 07:48:56.519889     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  999 07:48:56.529600     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
 1000 07:48:56.530278      PCI: 01:00.0
 1001 07:48:56.539375      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
 1002 07:48:56.542920     PCI: 00:1c.1
 1003 07:48:56.543509     PCI: 00:1c.2
 1004 07:48:56.545927     PCI: 00:1c.3
 1005 07:48:56.546498     PCI: 00:1c.4
 1006 07:48:56.548992     PCI: 00:1c.5
 1007 07:48:56.549481     PCI: 00:1c.6
 1008 07:48:56.553107     PCI: 00:1c.7
 1009 07:48:56.553699     PCI: 00:1d.0
 1010 07:48:56.556201     PCI: 00:1d.1
 1011 07:48:56.556794     PCI: 00:1d.2
 1012 07:48:56.559048     PCI: 00:1d.3
 1013 07:48:56.559537     PCI: 00:1e.0
 1014 07:48:56.569366     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1015 07:48:56.572260     PCI: 00:1e.1
 1016 07:48:56.576075     PCI: 00:1e.2 child on link 0 SPI: 00
 1017 07:48:56.586033     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1018 07:48:56.586678      SPI: 00
 1019 07:48:56.589500     PCI: 00:1e.3
 1020 07:48:56.590103     PCI: 00:1e.4
 1021 07:48:56.599074     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1022 07:48:56.602253     PCI: 00:1e.5
 1023 07:48:56.602845     PCI: 00:1e.6
 1024 07:48:56.612418     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1025 07:48:56.618991     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1026 07:48:56.625682     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1027 07:48:56.628616      PNP: 0c09.0
 1028 07:48:56.635177      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1029 07:48:56.639005     PCI: 00:1f.1
 1030 07:48:56.639604     PCI: 00:1f.2
 1031 07:48:56.648619     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1032 07:48:56.658582     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1033 07:48:56.668449     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1034 07:48:56.668977     PCI: 00:1f.3
 1035 07:48:56.678005     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1036 07:48:56.688654     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1037 07:48:56.691739     PCI: 00:1f.4
 1038 07:48:56.698373     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1039 07:48:56.701626  
 1040 07:48:56.707940     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1041 07:48:56.711184     PCI: 00:1f.5
 1042 07:48:56.721248     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1043 07:48:56.721830     PCI: 00:1f.6
 1044 07:48:56.727924  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1045 07:48:56.734355  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1046 07:48:56.740887  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1047 07:48:56.744355  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1048 07:48:56.751316  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1049 07:48:56.757857  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1050 07:48:56.767659  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1051 07:48:56.774519  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1052 07:48:56.815134  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1053 07:48:56.815736  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1054 07:48:56.816539  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1055 07:48:56.816953  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1056 07:48:56.817674  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1057 07:48:56.818059  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1058 07:48:56.818441  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1059 07:48:56.819553  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1060 07:48:56.823326  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1061 07:48:56.826301  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1062 07:48:56.832911  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1063 07:48:56.836385  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1064 07:48:56.843057  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1065 07:48:56.846613  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1066 07:48:56.852568  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1067 07:48:56.856069  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1068 07:48:56.862832  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1069 07:48:56.866310  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1070 07:48:56.869299  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1071 07:48:56.875988  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1072 07:48:56.879289  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1073 07:48:56.885846  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1074 07:48:56.889060  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1075 07:48:56.895661  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1076 07:48:56.902483  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1077 07:48:56.905827  avoid_fixed_resources: DOMAIN: 0000
 1078 07:48:56.909415  
 1079 07:48:56.912252  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1080 07:48:56.919136  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1081 07:48:56.925578  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1082 07:48:56.935637  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1083 07:48:56.942062  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1084 07:48:56.948505  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1085 07:48:56.959014  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1086 07:48:56.965010  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1087 07:48:56.971522  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1088 07:48:56.981500  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1089 07:48:56.988132  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1090 07:48:56.995068  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1091 07:48:56.998029  Setting resources...
 1092 07:48:57.004937  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1093 07:48:57.008003  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1094 07:48:57.014613  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1095 07:48:57.018125  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1096 07:48:57.020986  
 1097 07:48:57.024848  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1098 07:48:57.034502  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1099 07:48:57.037530  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1100 07:48:57.044374  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1101 07:48:57.047404  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1102 07:48:57.054390  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1103 07:48:57.057920  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1104 07:48:57.064479  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1105 07:48:57.067657  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1106 07:48:57.074123  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1107 07:48:57.077478  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1108 07:48:57.084154  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1109 07:48:57.087516  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1110 07:48:57.090553  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1111 07:48:57.097429  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1112 07:48:57.100896  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1113 07:48:57.107337  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1114 07:48:57.110509  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1115 07:48:57.117112  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1116 07:48:57.120696  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1117 07:48:57.127436  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1118 07:48:57.130502  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1119 07:48:57.137068  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1120 07:48:57.143611  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1121 07:48:57.150500  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1122 07:48:57.157213  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1123 07:48:57.166609  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1124 07:48:57.170468  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1125 07:48:57.176870  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1126 07:48:57.183137  Root Device assign_resources, bus 0 link: 0
 1127 07:48:57.186553  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1128 07:48:57.196496  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1129 07:48:57.203504  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1130 07:48:57.209797  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1131 07:48:57.219943  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1132 07:48:57.226448  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1133 07:48:57.236180  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1134 07:48:57.239822  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1135 07:48:57.246609  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1136 07:48:57.252876  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1137 07:48:57.263190  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1138 07:48:57.266057  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1139 07:48:57.269534  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1140 07:48:57.279311  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1141 07:48:57.282681  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1142 07:48:57.289037  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1143 07:48:57.295719  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1144 07:48:57.302514  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1145 07:48:57.312256  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1146 07:48:57.315809  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1147 07:48:57.322563  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1148 07:48:57.328905  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1149 07:48:57.339114  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1150 07:48:57.346046  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1151 07:48:57.351924  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1152 07:48:57.358730  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1153 07:48:57.365905  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1154 07:48:57.372048  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1155 07:48:57.382027  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1156 07:48:57.385039  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1157 07:48:57.388201  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1158 07:48:57.398364  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1159 07:48:57.405054  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1160 07:48:57.411484  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1161 07:48:57.414767  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1162 07:48:57.421378  LPC: Trying to open IO window from 800 size 1ff
 1163 07:48:57.427923  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1164 07:48:57.438050  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1165 07:48:57.444775  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1166 07:48:57.451695  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1167 07:48:57.461271  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1168 07:48:57.464732  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1169 07:48:57.471147  Root Device assign_resources, bus 0 link: 0
 1170 07:48:57.471755  Done setting resources.
 1171 07:48:57.478261  Show resources in subtree (Root Device)...After assigning values.
 1172 07:48:57.484583   Root Device child on link 0 CPU_CLUSTER: 0
 1173 07:48:57.487876    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1174 07:48:57.488376     APIC: 00
 1175 07:48:57.491081     APIC: 01
 1176 07:48:57.491577     APIC: 03
 1177 07:48:57.491964     APIC: 02
 1178 07:48:57.497414    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1179 07:48:57.507801    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1180 07:48:57.517497    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1181 07:48:57.521382     PCI: 00:00.0
 1182 07:48:57.527059     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1183 07:48:57.537213     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1184 07:48:57.547686     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1185 07:48:57.557502     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1186 07:48:57.567272     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1187 07:48:57.577254     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1188 07:48:57.584251     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1189 07:48:57.593643     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1190 07:48:57.603457     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1191 07:48:57.613608     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1192 07:48:57.623048     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1193 07:48:57.629785     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1194 07:48:57.639984     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1195 07:48:57.650068     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1196 07:48:57.660436     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1197 07:48:57.661039     PCI: 00:02.0
 1198 07:48:57.673123     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1199 07:48:57.682806     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1200 07:48:57.692903     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1201 07:48:57.693510     PCI: 00:04.0
 1202 07:48:57.702803     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1203 07:48:57.706040     PCI: 00:08.0
 1204 07:48:57.715921     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1205 07:48:57.719366     PCI: 00:14.0 child on link 0 USB0 port 0
 1206 07:48:57.729185     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1207 07:48:57.735896      USB0 port 0 child on link 0 USB2 port 0
 1208 07:48:57.736405       USB2 port 0
 1209 07:48:57.739250       USB2 port 1
 1210 07:48:57.739911       USB2 port 2
 1211 07:48:57.742101       USB2 port 4
 1212 07:48:57.742621       USB2 port 8
 1213 07:48:57.745786     PCI: 00:14.1
 1214 07:48:57.746320     PCI: 00:14.2
 1215 07:48:57.756035     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1216 07:48:57.762774     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1217 07:48:57.772656     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1218 07:48:57.773261      I2C: 01:5c
 1219 07:48:57.779245     PCI: 00:15.1 child on link 0 I2C: 02:15
 1220 07:48:57.788997     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1221 07:48:57.789604      I2C: 02:15
 1222 07:48:57.792009     PCI: 00:15.2
 1223 07:48:57.792505     PCI: 00:15.3
 1224 07:48:57.795373     PCI: 00:16.0
 1225 07:48:57.805192     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1226 07:48:57.805782     PCI: 00:16.1
 1227 07:48:57.808434     PCI: 00:16.2
 1228 07:48:57.808931     PCI: 00:16.3
 1229 07:48:57.811571     PCI: 00:16.4
 1230 07:48:57.812104     PCI: 00:17.0
 1231 07:48:57.815430     PCI: 00:19.0
 1232 07:48:57.825328     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1233 07:48:57.835042     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1234 07:48:57.841628     PCI: 00:19.1 child on link 0 I2C: 03:39
 1235 07:48:57.851948     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1236 07:48:57.852575      I2C: 03:39
 1237 07:48:57.854744      I2C: 03:3a
 1238 07:48:57.855240      I2C: 03:1a
 1239 07:48:57.858344     PCI: 00:19.2
 1240 07:48:57.861435     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1241 07:48:57.871550     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1242 07:48:57.881520     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1243 07:48:57.890943     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1244 07:48:57.891533      PCI: 01:00.0
 1245 07:48:57.894528  
 1246 07:48:57.904386      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1247 07:48:57.904971     PCI: 00:1c.1
 1248 07:48:57.907782     PCI: 00:1c.2
 1249 07:48:57.908280     PCI: 00:1c.3
 1250 07:48:57.910900     PCI: 00:1c.4
 1251 07:48:57.911396     PCI: 00:1c.5
 1252 07:48:57.914393     PCI: 00:1c.6
 1253 07:48:57.914891     PCI: 00:1c.7
 1254 07:48:57.917595     PCI: 00:1d.0
 1255 07:48:57.918090     PCI: 00:1d.1
 1256 07:48:57.921294     PCI: 00:1d.2
 1257 07:48:57.921883     PCI: 00:1d.3
 1258 07:48:57.924690     PCI: 00:1e.0
 1259 07:48:57.934293     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1260 07:48:57.935068     PCI: 00:1e.1
 1261 07:48:57.937478     PCI: 00:1e.2 child on link 0 SPI: 00
 1262 07:48:57.950856     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1263 07:48:57.951464      SPI: 00
 1264 07:48:57.951860     PCI: 00:1e.3
 1265 07:48:57.954135     PCI: 00:1e.4
 1266 07:48:57.964041     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1267 07:48:57.967351     PCI: 00:1e.5
 1268 07:48:57.967949     PCI: 00:1e.6
 1269 07:48:57.977785     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1270 07:48:57.984434     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1271 07:48:57.990551     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1272 07:48:57.993833      PNP: 0c09.0
 1273 07:48:58.000555      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1274 07:48:58.003981     PCI: 00:1f.1
 1275 07:48:58.004591     PCI: 00:1f.2
 1276 07:48:58.013469     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1277 07:48:58.023552     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1278 07:48:58.033319     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1279 07:48:58.033922     PCI: 00:1f.3
 1280 07:48:58.037149  
 1281 07:48:58.046862     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1282 07:48:58.056796     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1283 07:48:58.057397     PCI: 00:1f.4
 1284 07:48:58.066793     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1285 07:48:58.076488     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1286 07:48:58.079620     PCI: 00:1f.5
 1287 07:48:58.090156     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1288 07:48:58.090793     PCI: 00:1f.6
 1289 07:48:58.092618  Done allocating resources.
 1290 07:48:58.099760  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114279 exit 30
 1291 07:48:58.103240  Enabling resources...
 1292 07:48:58.105998  PCI: 00:00.0 subsystem <- 8086/590c
 1293 07:48:58.109315  PCI: 00:00.0 cmd <- 06
 1294 07:48:58.112695  PCI: 00:02.0 subsystem <- 8086/591c
 1295 07:48:58.113189  PCI: 00:02.0 cmd <- 03
 1296 07:48:58.115940  PCI: 00:04.0 cmd <- 02
 1297 07:48:58.119256  PCI: 00:08.0 cmd <- 06
 1298 07:48:58.122922  PCI: 00:14.0 subsystem <- 8086/9d2f
 1299 07:48:58.126494  PCI: 00:14.0 cmd <- 02
 1300 07:48:58.129311  PCI: 00:14.2 subsystem <- 8086/9d31
 1301 07:48:58.132464  PCI: 00:14.2 cmd <- 02
 1302 07:48:58.136093  PCI: 00:15.0 subsystem <- 8086/9d60
 1303 07:48:58.136700  PCI: 00:15.0 cmd <- 06
 1304 07:48:58.139027  
 1305 07:48:58.142407  PCI: 00:15.1 subsystem <- 8086/9d61
 1306 07:48:58.142926  PCI: 00:15.1 cmd <- 06
 1307 07:48:58.145739  PCI: 00:16.0 subsystem <- 8086/9d3a
 1308 07:48:58.149121  
 1309 07:48:58.149622  PCI: 00:16.0 cmd <- 02
 1310 07:48:58.152281  PCI: 00:19.0 subsystem <- 8086/9d66
 1311 07:48:58.155877  PCI: 00:19.0 cmd <- 06
 1312 07:48:58.159079  PCI: 00:19.1 subsystem <- 8086/9d65
 1313 07:48:58.162628  PCI: 00:19.1 cmd <- 06
 1314 07:48:58.165766  PCI: 00:1c.0 bridge ctrl <- 0003
 1315 07:48:58.169120  PCI: 00:1c.0 subsystem <- 8086/9d10
 1316 07:48:58.172316  PCI: 00:1c.0 cmd <- 06
 1317 07:48:58.175901  PCI: 00:1e.0 subsystem <- 8086/9d27
 1318 07:48:58.178799  PCI: 00:1e.0 cmd <- 06
 1319 07:48:58.182319  PCI: 00:1e.2 subsystem <- 8086/9d29
 1320 07:48:58.182911  PCI: 00:1e.2 cmd <- 06
 1321 07:48:58.188937  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1322 07:48:58.189533  PCI: 00:1e.4 cmd <- 06
 1323 07:48:58.192236  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1324 07:48:58.195738  PCI: 00:1e.6 cmd <- 06
 1325 07:48:58.198588  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1326 07:48:58.202312  PCI: 00:1f.0 cmd <- 407
 1327 07:48:58.205220  PCI: 00:1f.2 subsystem <- 8086/9d21
 1328 07:48:58.208900  PCI: 00:1f.2 cmd <- 02
 1329 07:48:58.211803  PCI: 00:1f.3 subsystem <- 8086/9d71
 1330 07:48:58.215142  PCI: 00:1f.3 cmd <- 02
 1331 07:48:58.218703  PCI: 00:1f.4 subsystem <- 8086/9d23
 1332 07:48:58.221726  PCI: 00:1f.4 cmd <- 03
 1333 07:48:58.225122  PCI: 00:1f.5 subsystem <- 8086/9d24
 1334 07:48:58.225617  PCI: 00:1f.5 cmd <- 406
 1335 07:48:58.235286  PCI: 01:00.0 subsystem <- 8086/095a
 1336 07:48:58.235882  PCI: 01:00.0 cmd <- 02
 1337 07:48:58.239468  done.
 1338 07:48:58.259024  ME: Version : 11.8.50.3470
 1339 07:48:58.265546  BS: BS_DEV_ENABLE times (us): entry 230 run 139324 exit 21660
 1340 07:48:58.268582  Initializing devices...
 1341 07:48:58.271842  Root Device init ...
 1342 07:48:58.275267  Chrome EC: Set SMI mask to 0x0000000000000001
 1343 07:48:58.282749  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1344 07:48:58.289154  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1345 07:48:58.292477  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1346 07:48:58.299095  Chrome EC: Set WAKE mask to 0x0000000000000000
 1347 07:48:58.302197  Root Device init finished in 30870 usecs
 1348 07:48:58.305461  CPU_CLUSTER: 0 init ...
 1349 07:48:58.308649  CPU_CLUSTER: 0 init finished in 2444 usecs
 1350 07:48:58.313090  PCI: 00:00.0 init ...
 1351 07:48:58.316452  CPU TDP: 5 Watts
 1352 07:48:58.319889  CPU PL2 = 18 Watts
 1353 07:48:58.322901  PCI: 00:00.0 init finished in 6985 usecs
 1354 07:48:58.326126  PCI: 00:02.0 init ...
 1355 07:48:58.329499  PCI: 00:02.0 init finished in 2249 usecs
 1356 07:48:58.332782  PCI: 00:04.0 init ...
 1357 07:48:58.336398  PCI: 00:04.0 init finished in 2249 usecs
 1358 07:48:58.339409  PCI: 00:08.0 init ...
 1359 07:48:58.342486  PCI: 00:08.0 init finished in 2250 usecs
 1360 07:48:58.345894  PCI: 00:14.0 init ...
 1361 07:48:58.349138  PCI: 00:14.0 init finished in 2249 usecs
 1362 07:48:58.352271  PCI: 00:14.2 init ...
 1363 07:48:58.356082  PCI: 00:14.2 init finished in 2240 usecs
 1364 07:48:58.359211  PCI: 00:15.0 init ...
 1365 07:48:58.362401  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1366 07:48:58.365434  PCI: 00:15.0 init finished in 5969 usecs
 1367 07:48:58.368959  PCI: 00:15.1 init ...
 1368 07:48:58.371928  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1369 07:48:58.375524  PCI: 00:15.1 init finished in 5967 usecs
 1370 07:48:58.378676  PCI: 00:16.0 init ...
 1371 07:48:58.382348  PCI: 00:16.0 init finished in 2249 usecs
 1372 07:48:58.386295  PCI: 00:19.1 init ...
 1373 07:48:58.389621  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1374 07:48:58.396366  PCI: 00:19.1 init finished in 5969 usecs
 1375 07:48:58.396899  PCI: 00:1c.0 init ...
 1376 07:48:58.399198  Initializing PCH PCIe bridge.
 1377 07:48:58.403054  PCI: 00:1c.0 init finished in 5289 usecs
 1378 07:48:58.405491  
 1379 07:48:58.410024  PCI: 00:1e.4 init ...
 1380 07:48:58.413135  PCI: 00:1e.4 init finished in 2249 usecs
 1381 07:48:58.416962  PCI: 00:1f.0 init ...
 1382 07:48:58.420035  IOAPIC: Initializing IOAPIC at 0xfec00000
 1383 07:48:58.426731  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1384 07:48:58.427325  IOAPIC: ID = 0x02
 1385 07:48:58.429964  IOAPIC: Dumping registers
 1386 07:48:58.432946    reg 0x0000: 0x02000000
 1387 07:48:58.436860    reg 0x0001: 0x00770020
 1388 07:48:58.437438    reg 0x0002: 0x00000000
 1389 07:48:58.439686  
 1390 07:48:58.443231  PCI: 00:1f.0 init finished in 23496 usecs
 1391 07:48:58.445988  PCI: 00:1f.2 init ...
 1392 07:48:58.446507  RTC Init
 1393 07:48:58.449788  Set power on after power failure.
 1394 07:48:58.452728  Disabling ACPI via APMC:
 1395 07:48:58.457697  done.
 1396 07:48:58.458174  Disabling Deep S3
 1397 07:48:58.461281  Disabling Deep S3
 1398 07:48:58.461758  Enabling Deep S4
 1399 07:48:58.464241  Enabling Deep S4
 1400 07:48:58.464720  Enabling Deep S5
 1401 07:48:58.467958  Enabling Deep S5
 1402 07:48:58.471472  PCI: 00:1f.2 init finished in 23782 usecs
 1403 07:48:58.474498  PCI: 00:1f.4 init ...
 1404 07:48:58.477958  PCI: 00:1f.4 init finished in 2259 usecs
 1405 07:48:58.483051  PCI: 01:00.0 init ...
 1406 07:48:58.486091  PCI: 01:00.0 init finished in 2393 usecs
 1407 07:48:58.490189  PNP: 0c09.0 init ...
 1408 07:48:58.496757  Google Chrome EC: Hello got back 11223344 status (0)
 1409 07:48:58.499613  Google Chrome EC: version:
 1410 07:48:58.502852      ro: rammus_v2.0.387-f0df0fe2e
 1411 07:48:58.506017      rw: rammus_v2.0.425-6e0dd622e
 1412 07:48:58.509979    running image: 1
 1413 07:48:58.513128  EC returned error result code 1
 1414 07:48:58.516361  PNP: 0c09.0 init finished in 24652 usecs
 1415 07:48:58.519446  Devices initialized
 1416 07:48:58.523085  Show all devs... After init.
 1417 07:48:58.523677  Root Device: enabled 1
 1418 07:48:58.526279  CPU_CLUSTER: 0: enabled 1
 1419 07:48:58.529658  DOMAIN: 0000: enabled 1
 1420 07:48:58.530270  APIC: 00: enabled 1
 1421 07:48:58.532692  PCI: 00:00.0: enabled 1
 1422 07:48:58.536031  PCI: 00:02.0: enabled 1
 1423 07:48:58.539290  PCI: 00:14.0: enabled 1
 1424 07:48:58.539873  PCI: 00:14.1: enabled 0
 1425 07:48:58.542520  PCI: 00:14.2: enabled 1
 1426 07:48:58.545826  PCI: 00:15.0: enabled 1
 1427 07:48:58.549272  PCI: 00:15.1: enabled 1
 1428 07:48:58.549750  PCI: 00:15.2: enabled 0
 1429 07:48:58.552733  PCI: 00:15.3: enabled 0
 1430 07:48:58.555849  PCI: 00:16.0: enabled 1
 1431 07:48:58.558848  PCI: 00:16.1: enabled 0
 1432 07:48:58.559330  PCI: 00:16.2: enabled 0
 1433 07:48:58.562606  PCI: 00:16.3: enabled 0
 1434 07:48:58.566062  PCI: 00:16.4: enabled 0
 1435 07:48:58.568815  PCI: 00:17.0: enabled 0
 1436 07:48:58.569393  PCI: 00:19.0: enabled 1
 1437 07:48:58.572044  PCI: 00:19.1: enabled 1
 1438 07:48:58.575496  PCI: 00:19.2: enabled 0
 1439 07:48:58.579373  PCI: 00:1c.0: enabled 1
 1440 07:48:58.579955  PCI: 00:1c.1: enabled 0
 1441 07:48:58.582595  PCI: 00:1c.2: enabled 0
 1442 07:48:58.585979  PCI: 00:1c.3: enabled 0
 1443 07:48:58.586586  PCI: 00:1c.4: enabled 0
 1444 07:48:58.589038  PCI: 00:1c.5: enabled 0
 1445 07:48:58.592050  PCI: 00:1c.6: enabled 0
 1446 07:48:58.595232  PCI: 00:1c.7: enabled 0
 1447 07:48:58.595815  PCI: 00:1d.0: enabled 0
 1448 07:48:58.598813  PCI: 00:1d.1: enabled 0
 1449 07:48:58.602319  PCI: 00:1d.2: enabled 0
 1450 07:48:58.605325  PCI: 00:1d.3: enabled 0
 1451 07:48:58.605834  PCI: 00:1e.0: enabled 1
 1452 07:48:58.608738  PCI: 00:1e.1: enabled 0
 1453 07:48:58.611877  PCI: 00:1e.2: enabled 1
 1454 07:48:58.615060  PCI: 00:1e.3: enabled 0
 1455 07:48:58.615560  PCI: 00:1e.4: enabled 1
 1456 07:48:58.618447  PCI: 00:1e.5: enabled 0
 1457 07:48:58.621613  PCI: 00:1e.6: enabled 1
 1458 07:48:58.622101  PCI: 00:1f.0: enabled 1
 1459 07:48:58.625184  
 1460 07:48:58.625678  PCI: 00:1f.1: enabled 0
 1461 07:48:58.628221  PCI: 00:1f.2: enabled 1
 1462 07:48:58.631661  PCI: 00:1f.3: enabled 1
 1463 07:48:58.632152  PCI: 00:1f.4: enabled 1
 1464 07:48:58.634886  PCI: 00:1f.5: enabled 1
 1465 07:48:58.638350  PCI: 00:1f.6: enabled 0
 1466 07:48:58.641407  USB0 port 0: enabled 1
 1467 07:48:58.641943  I2C: 01:5c: enabled 1
 1468 07:48:58.644756  I2C: 02:15: enabled 1
 1469 07:48:58.648294  I2C: 03:39: enabled 1
 1470 07:48:58.648897  I2C: 03:3a: enabled 1
 1471 07:48:58.651600  I2C: 03:1a: enabled 1
 1472 07:48:58.654584  PCI: 01:00.0: enabled 1
 1473 07:48:58.655075  SPI: 00: enabled 1
 1474 07:48:58.658097  PNP: 0c09.0: enabled 1
 1475 07:48:58.661638  USB2 port 0: enabled 1
 1476 07:48:58.662269  USB2 port 1: enabled 1
 1477 07:48:58.664907  USB2 port 2: enabled 1
 1478 07:48:58.668316  USB2 port 4: enabled 1
 1479 07:48:58.671609  USB2 port 8: enabled 1
 1480 07:48:58.672210  APIC: 01: enabled 1
 1481 07:48:58.674464  APIC: 03: enabled 1
 1482 07:48:58.674963  APIC: 02: enabled 1
 1483 07:48:58.677772  PCI: 00:04.0: enabled 1
 1484 07:48:58.681514  PCI: 00:08.0: enabled 1
 1485 07:48:58.688108  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1486 07:48:58.691157  ELOG: NV offset 0x9f0000 size 0x4000
 1487 07:48:58.697745  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1488 07:48:58.704387  ELOG: Event(17) added with size 13 at 2022-11-13 07:48:58 UTC
 1489 07:48:58.710936  POST: Unexpected post code in previous boot: 0x34
 1490 07:48:58.717002  ELOG: Event(A3) added with size 11 at 2022-11-13 07:48:58 UTC
 1491 07:48:58.720400  ELOG: Event(A6) added with size 13 at 2022-11-13 07:48:58 UTC
 1492 07:48:58.723746  
 1493 07:48:58.727321  ELOG: Event(92) added with size 9 at 2022-11-13 07:48:58 UTC
 1494 07:48:58.733842  ELOG: Event(9A) added with size 9 at 2022-11-13 07:48:58 UTC
 1495 07:48:58.740366  ELOG: Event(AD) added with size 10 at 2022-11-13 07:48:58 UTC
 1496 07:48:58.747015  ELOG: Event(9F) added with size 14 at 2022-11-13 07:48:58 UTC
 1497 07:48:58.753615  BS: BS_DEV_INIT times (us): entry 0 run 417303 exit 66314
 1498 07:48:58.759874  ELOG: Event(A1) added with size 10 at 2022-11-13 07:48:58 UTC
 1499 07:48:58.766782  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1500 07:48:58.773554  ELOG: Event(A0) added with size 9 at 2022-11-13 07:48:58 UTC
 1501 07:48:58.779629  elog_add_boot_reason: Logged dev mode boot
 1502 07:48:58.780264  Finalize devices...
 1503 07:48:58.783116  Devices finalized
 1504 07:48:58.786369  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1505 07:48:58.793127  BS: BS_POST_DEVICE times (us): entry 25558 run 3961 exit 5223
 1506 07:48:58.799942  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1507 07:48:58.806300  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1508 07:48:58.809621  CBFS: Locating 'fallback/dsdt.aml'
 1509 07:48:58.812776  CBFS: Found @ offset 19af40 size 4691
 1510 07:48:58.819176  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1511 07:48:58.822327  CBFS: Locating 'fallback/slic'
 1512 07:48:58.826576  CBFS: 'fallback/slic' not found.
 1513 07:48:58.832860  ACPI: Writing ACPI tables at 7aa9a000.
 1514 07:48:58.833467  ACPI:    * FACS
 1515 07:48:58.836326  ACPI:    * DSDT
 1516 07:48:58.839785  Ramoops buffer: 0x100000@0x7a999000.
 1517 07:48:58.842825  SGX: not enabled or not supported. skip gnvs fill
 1518 07:48:58.848247  ACPI:    * FADT
 1519 07:48:58.848879  SCI is IRQ9
 1520 07:48:58.851227  ACPI: added table 1/32, length now 40
 1521 07:48:58.854899  
 1522 07:48:58.855405  ACPI:     * SSDT
 1523 07:48:58.858151  Found 1 CPU(s) with 4 core(s) each.
 1524 07:48:58.865142  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1525 07:48:58.867978  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1526 07:48:58.874872  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1527 07:48:58.878118  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1528 07:48:58.881051  
 1529 07:48:58.888070  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1530 07:48:58.890885  Error: Could not locate 'wifi_sar' in VPD.
 1531 07:48:58.894414  Error: failed from getting SAR limits!
 1532 07:48:58.901492  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1533 07:48:58.904775  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1534 07:48:58.911153  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1535 07:48:58.917324  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1536 07:48:58.920748  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1537 07:48:58.927869  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1538 07:48:58.930808  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1539 07:48:58.934319  ACPI: added table 2/32, length now 44
 1540 07:48:58.937140  
 1541 07:48:58.937634  ACPI:    * MCFG
 1542 07:48:58.940423  ACPI: added table 3/32, length now 48
 1543 07:48:58.943818  ACPI:    * TPM2
 1544 07:48:58.947034  ACPI: added table 4/32, length now 52
 1545 07:48:58.947528  ACPI:    * MADT
 1546 07:48:58.950398  SCI is IRQ9
 1547 07:48:58.953476  ACPI: added table 5/32, length now 56
 1548 07:48:58.953967  current = 7aa9fa60
 1549 07:48:58.960109  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1550 07:48:58.963815  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1551 07:48:58.967269  
 1552 07:48:58.970168  CBFS: Found @ offset 167000 size ba8
 1553 07:48:58.977245  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1554 07:48:58.980536  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1555 07:48:58.983903  CBFS: Found @ offset 19f640 size ba8
 1556 07:48:58.990162  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1557 07:48:58.993700  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1558 07:48:58.996831  CBFS: Found @ offset 167cc0 size 64
 1559 07:48:59.003649  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1560 07:48:59.006323  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1561 07:48:59.009917  CBFS: Found @ offset 167cc0 size 64
 1562 07:48:59.016381  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1563 07:48:59.023245  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1564 07:48:59.026683  CBFS: Found @ offset 167c00 size 64
 1565 07:48:59.032644  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1566 07:48:59.036014  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1567 07:48:59.039339  CBFS: Found @ offset 103f00 size 64
 1568 07:48:59.045828  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1569 07:48:59.052336  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1570 07:48:59.056334  CBFS: Found @ offset 103f00 size 64
 1571 07:48:59.056932  ACPI:    * NHLT
 1572 07:48:59.062627  ACPI: added table 6/32, length now 60
 1573 07:48:59.063240  ACPI:    * DMAR
 1574 07:48:59.065688  ACPI: added table 7/32, length now 64
 1575 07:48:59.069209  ACPI: * IGD OpRegion
 1576 07:48:59.072312  GMA: Found VBT in CBFS
 1577 07:48:59.075774  GMA: Found valid VBT in CBFS
 1578 07:48:59.076274  current = 7aaa3610
 1579 07:48:59.078984  ACPI: added table 8/32, length now 68
 1580 07:48:59.082043  ACPI:    * HPET
 1581 07:48:59.085848  ACPI: added table 9/32, length now 72
 1582 07:48:59.086506  ACPI: done.
 1583 07:48:59.088776  ACPI tables: 38592 bytes.
 1584 07:48:59.092143  smbios_write_tables: 7a998000
 1585 07:48:59.095675  Create SMBIOS type 17
 1586 07:48:59.098989  PCI: 01:00.0 (Intel WiFi)
 1587 07:48:59.099489  SMBIOS tables: 662 bytes.
 1588 07:48:59.105621  Writing table forward entry at 0x00000500
 1589 07:48:59.112145  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1590 07:48:59.115713  Writing coreboot table at 0x7aabe000
 1591 07:48:59.118703   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1592 07:48:59.125437   1. 0000000000001000-000000000009ffff: RAM
 1593 07:48:59.128299   2. 00000000000a0000-00000000000fffff: RESERVED
 1594 07:48:59.132148   3. 0000000000100000-000000007a997fff: RAM
 1595 07:48:59.134855  
 1596 07:48:59.138263   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1597 07:48:59.145156   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1598 07:48:59.151606   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1599 07:48:59.154987   7. 000000007b000000-000000007fffffff: RESERVED
 1600 07:48:59.158287   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1601 07:48:59.165067   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1602 07:48:59.168295  10. 00000000fed10000-00000000fed19fff: RESERVED
 1603 07:48:59.175133  11. 00000000fed80000-00000000fed84fff: RESERVED
 1604 07:48:59.178250  12. 00000000fed90000-00000000fed91fff: RESERVED
 1605 07:48:59.181334  13. 0000000100000000-000000017effffff: RAM
 1606 07:48:59.187847  Graphics framebuffer located at 0xc0000000
 1607 07:48:59.191396  Passing 6 GPIOs to payload:
 1608 07:48:59.194611              NAME |       PORT | POLARITY |     VALUE
 1609 07:48:59.201447     write protect |  undefined |     high |       low
 1610 07:48:59.207620          recovery |  undefined |     high |       low
 1611 07:48:59.211181               lid |  undefined |     high |      high
 1612 07:48:59.217971             power |  undefined |     high |       low
 1613 07:48:59.221043             oprom |  undefined |     high |       low
 1614 07:48:59.227797          EC in RW | 0x00000036 |     high |       low
 1615 07:48:59.228389  Board ID: 6
 1616 07:48:59.234422  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1617 07:48:59.241392  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum 3538
 1618 07:48:59.244325  coreboot table: 1428 bytes.
 1619 07:48:59.247638  IMD ROOT    0. 7afff000 00001000
 1620 07:48:59.251389  IMD SMALL   1. 7affe000 00001000
 1621 07:48:59.254553  FSP MEMORY  2. 7abfe000 00400000
 1622 07:48:59.257723  CONSOLE     3. 7abde000 00020000
 1623 07:48:59.261179  TIME STAMP  4. 7abdd000 00000910
 1624 07:48:59.264570  VBOOT       5. 7abdc000 00000c0c
 1625 07:48:59.267524  MRC DATA    6. 7abda000 00001878
 1626 07:48:59.270942  ROMSTG STCK 7. 7abd9000 00000400
 1627 07:48:59.274648  AFTER CAR   8. 7abd0000 00009000
 1628 07:48:59.277799  RAMSTAGE    9. 7ab05000 000cb000
 1629 07:48:59.281118  REFCODE    10. 7aad6000 0002f000
 1630 07:48:59.284646  SMM BACKUP 11. 7aac6000 00010000
 1631 07:48:59.287497  COREBOOT   12. 7aabe000 00008000
 1632 07:48:59.291113  ACPI       13. 7aa9a000 00024000
 1633 07:48:59.294514  ACPI GNVS  14. 7aa99000 00001000
 1634 07:48:59.297558  RAMOOPS    15. 7a999000 00100000
 1635 07:48:59.301370  SMBIOS     16. 7a998000 00000800
 1636 07:48:59.301970  IMD small region:
 1637 07:48:59.304024  
 1638 07:48:59.307287    IMD ROOT    0. 7affec00 00000400
 1639 07:48:59.310595    FSP RUNTIME 1. 7affebe0 00000004
 1640 07:48:59.314238    VBOOT SEL   2. 7affebc0 00000008
 1641 07:48:59.317376    EC HOSTEVENT 3. 7affeba0 00000008
 1642 07:48:59.320480    POWER STATE 4. 7affeb60 00000040
 1643 07:48:59.324200    ROMSTAGE    5. 7affeb40 00000004
 1644 07:48:59.327407    MEM INFO    6. 7affe980 000001a9
 1645 07:48:59.330664    COREBOOTFWD 7. 7affe940 00000028
 1646 07:48:59.334147  MTRR: Physical address space:
 1647 07:48:59.340656  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1648 07:48:59.346705  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1649 07:48:59.353721  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1650 07:48:59.357188  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1651 07:48:59.359927  
 1652 07:48:59.363940  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1653 07:48:59.370548  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1654 07:48:59.377171  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1655 07:48:59.380015  MTRR: Fixed MSR 0x250 0x0606060606060606
 1656 07:48:59.386511  MTRR: Fixed MSR 0x258 0x0606060606060606
 1657 07:48:59.389956  MTRR: Fixed MSR 0x259 0x0000000000000000
 1658 07:48:59.393879  MTRR: Fixed MSR 0x268 0x0606060606060606
 1659 07:48:59.396879  MTRR: Fixed MSR 0x269 0x0606060606060606
 1660 07:48:59.403117  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1661 07:48:59.406867  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1662 07:48:59.409424  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1663 07:48:59.413164  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1664 07:48:59.419873  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1665 07:48:59.423046  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1666 07:48:59.425911  call enable_fixed_mtrr()
 1667 07:48:59.429852  CPU physical address size: 39 bits
 1668 07:48:59.432814  MTRR: default type WB/UC MTRR counts: 6/5.
 1669 07:48:59.436114  MTRR: UC selected as default type.
 1670 07:48:59.442813  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1671 07:48:59.449435  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1672 07:48:59.455916  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1673 07:48:59.462345  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1674 07:48:59.469467  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1675 07:48:59.470067  
 1676 07:48:59.472266  MTRR check
 1677 07:48:59.472758  Fixed MTRRs   : Enabled
 1678 07:48:59.475906  
 1679 07:48:59.476571  Variable MTRRs: Enabled
 1680 07:48:59.476971  
 1681 07:48:59.482264  MTRR: Fixed MSR 0x250 0x0606060606060606
 1682 07:48:59.485787  MTRR: Fixed MSR 0x258 0x0606060606060606
 1683 07:48:59.489116  MTRR: Fixed MSR 0x259 0x0000000000000000
 1684 07:48:59.492408  MTRR: Fixed MSR 0x268 0x0606060606060606
 1685 07:48:59.495475  MTRR: Fixed MSR 0x269 0x0606060606060606
 1686 07:48:59.502569  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1687 07:48:59.505934  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1688 07:48:59.509077  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1689 07:48:59.512570  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1690 07:48:59.519101  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1691 07:48:59.521697  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1692 07:48:59.529431  BS: BS_WRITE_TABLES times (us): entry 0 run 534061 exit 146872
 1693 07:48:59.532313  call enable_fixed_mtrr()
 1694 07:48:59.535664  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1695 07:48:59.539324  CPU physical address size: 39 bits
 1696 07:48:59.542801  
 1697 07:48:59.545724  CBFS: Locating 'fallback/payload'
 1698 07:48:59.549005  MTRR: Fixed MSR 0x250 0x0606060606060606
 1699 07:48:59.552426  MTRR: Fixed MSR 0x250 0x0606060606060606
 1700 07:48:59.555311  MTRR: Fixed MSR 0x258 0x0606060606060606
 1701 07:48:59.562052  MTRR: Fixed MSR 0x259 0x0000000000000000
 1702 07:48:59.565503  MTRR: Fixed MSR 0x268 0x0606060606060606
 1703 07:48:59.569180  MTRR: Fixed MSR 0x269 0x0606060606060606
 1704 07:48:59.572053  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1705 07:48:59.578605  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1706 07:48:59.581801  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1707 07:48:59.585377  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1708 07:48:59.588507  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1709 07:48:59.595283  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1710 07:48:59.598563  MTRR: Fixed MSR 0x258 0x0606060606060606
 1711 07:48:59.601657  call enable_fixed_mtrr()
 1712 07:48:59.605045  CBFS: Found @ offset 223040 size 360b4
 1713 07:48:59.607881  CPU physical address size: 39 bits
 1714 07:48:59.611977  MTRR: Fixed MSR 0x259 0x0000000000000000
 1715 07:48:59.618921  MTRR: Fixed MSR 0x268 0x0606060606060606
 1716 07:48:59.621620  MTRR: Fixed MSR 0x269 0x0606060606060606
 1717 07:48:59.625221  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1718 07:48:59.627979  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1719 07:48:59.634660  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1720 07:48:59.638431  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1721 07:48:59.642019  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1722 07:48:59.644664  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1723 07:48:59.651274  Checking segment from ROM address 0xfff23078
 1724 07:48:59.651769  call enable_fixed_mtrr()
 1725 07:48:59.658070  Checking segment from ROM address 0xfff23094
 1726 07:48:59.661549  CPU physical address size: 39 bits
 1727 07:48:59.664804  Loading segment from ROM address 0xfff23078
 1728 07:48:59.668117    code (compression=0)
 1729 07:48:59.675043    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1730 07:48:59.684954  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1731 07:48:59.687700  it's not compressed!
 1732 07:48:59.773681  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1733 07:48:59.779843  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1734 07:48:59.786601  Loading segment from ROM address 0xfff23094
 1735 07:48:59.787180    Entry Point 0x30104020
 1736 07:48:59.790023  Loaded segments
 1737 07:48:59.815481  Finalizing chipset.
 1738 07:48:59.822460  ME: Host Firmware Status Register 1 : 0x90000245
 1739 07:48:59.825307  ME: Host Firmware Status Register 2 : 0x6B000306
 1740 07:48:59.828905  ME: Host Firmware Status Register 3 : 0x00000020
 1741 07:48:59.832207  
 1742 07:48:59.835417  ME: Host Firmware Status Register 4 : 0x00084000
 1743 07:48:59.839078  ME: Host Firmware Status Register 5 : 0x00000000
 1744 07:48:59.844720  ME: Host Firmware Status Register 6 : 0x40000002
 1745 07:48:59.848405  ME: FW Partition Table      : OK
 1746 07:48:59.851667  ME: Bringup Loader Failure  : NO
 1747 07:48:59.854942  ME: Firmware Init Complete  : YES
 1748 07:48:59.858284  ME: Manufacturing Mode      : NO
 1749 07:48:59.861719  ME: Boot Options Present    : NO
 1750 07:48:59.864822  ME: Update In Progress      : NO
 1751 07:48:59.868121  ME: D3 Support              : NO
 1752 07:48:59.871363  ME: D0i3 Support            : YES
 1753 07:48:59.874748  ME: Low Power State Enabled : YES
 1754 07:48:59.877986  ME: CPU Replaced            : NO
 1755 07:48:59.881425  ME: CPU Replacement Valid   : YES
 1756 07:48:59.884953  ME: Current Working State   : Normal
 1757 07:48:59.888170  ME: Current Operation State : M0 with UMA
 1758 07:48:59.894650  ME: Current Operation Mode  : Normal
 1759 07:48:59.898253  ME: Error Code              : No Error
 1760 07:48:59.901422  ME: Progress Phase          : Host Communication
 1761 07:48:59.908022  ME: Power Management Event  : Power cycle reset through Moff
 1762 07:48:59.914851  ME: Progress Phase State    : Host communication established
 1763 07:48:59.917986  ME: Power Down Mitigation   : NO
 1764 07:48:59.920916  ME: FPF status              : fused
 1765 07:48:59.921414  Clearing MCA.
 1766 07:48:59.924084  Finalizing SMM.
 1767 07:48:59.931114  BS: BS_PAYLOAD_LOAD times (us): entry 603 run 261245 exit 135695
 1768 07:48:59.934476  mp_park_aps done after 0 msecs.
 1769 07:48:59.937589  Jumping to boot code at 30104020(7aabe000)
 1770 07:48:59.946787  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1771 07:48:59.947376  
 1772 07:48:59.947780  
 1773 07:48:59.948337  
 1774 07:48:59.950112  Starting depthcharge on rammus...
 1775 07:48:59.950655  
 1776 07:48:59.951718  end: 2.2.3 depthcharge-start (duration 00:00:18) [common]
 1777 07:48:59.952307  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1778 07:48:59.952791  Setting prompt string to ['rammus:']
 1779 07:48:59.953233  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1780 07:48:59.957129  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1781 07:48:59.957733  
 1782 07:48:59.966676  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1783 07:48:59.967262  
 1784 07:48:59.973263  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1785 07:48:59.973875  
 1786 07:48:59.980028  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1787 07:48:59.980615  
 1788 07:48:59.981012  
 1789 07:48:59.981378  
 1790 07:48:59.982159  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}']
 1792 07:49:00.083995  rammus:tftpboot 192.168.201.1 7961788/tftp-deploy-mzvxq1t0/kernel/bzImage 7961788/tftp-deploy-mzvxq1t0/kernel/cmdline 7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
 1793 07:49:00.084737  Setting prompt string to 'Starting kernel'
 1794 07:49:00.085494  Setting prompt string to ['Starting kernel']
 1795 07:49:00.086169  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}']
 1796 07:49:00.086945  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:42)
 1797 07:49:00.090657   tftpboot 192.168.201.1 7961788/tftp-deploy-mzvxq1t0/kernel/bzImoy-mzvxq1t0/kernel/cmdline 7961788/tftp-deploy-mzvxq1t0/ramdisk/ramdisk.cpio.gz
 1798 07:49:00.091134  
 1799 07:49:00.091520  Waiting for link
 1800 07:49:00.091880  
 1801 07:49:00.596823  R8152: Initializing
 1802 07:49:00.597419  
 1803 07:49:00.599936  Version 9 (ocp_data = 6010)
 1804 07:49:00.600562  
 1805 07:49:00.603818  R8152: Done initializing
 1806 07:49:00.604417  
 1807 07:49:00.606518  Adding net device
 1808 07:49:00.607121  
 1809 07:49:00.806457  done.
 1810 07:49:00.807055  
 1811 07:49:00.807450  MAC: 00:e0:4c:68:0a:98
 1812 07:49:00.807819  
 1813 07:49:00.809560  Sending DHCP discover... done.
 1814 07:49:00.810057  
 1815 07:49:00.812719  Waiting for reply... done.
 1816 07:49:00.813142  
 1817 07:49:00.816021  Sending DHCP request... done.
 1818 07:49:00.816519  
 1819 07:49:00.819246  Waiting for reply... done.
 1820 07:49:00.819742  
 1821 07:49:00.822560  My ip is 192.168.201.18
 1822 07:49:00.823112  
 1823 07:49:00.826063  The DHCP server ip is 192.168.201.1
 1824 07:49:00.826609  
 1825 07:49:00.829583  TFTP server IP predefined by user: 192.168.201.1
 1826 07:49:00.830176  
 1827 07:49:00.836122  Bootfile predefined by user: 7961788/tftp-deploy-mzvxq1t0/kernel/bzImage
 1828 07:49:00.839514  
 1829 07:49:00.842775  Sending tftp read request... done.
 1830 07:49:00.843274  
 1831 07:49:00.843667  Waiting for the transfer... 
 1832 07:49:00.844030  
 1833 07:49:01.154361  00000000 ################################################################
 1834 07:49:01.154499  
 1835 07:49:01.395736  00080000 ################################################################
 1836 07:49:01.395881  
 1837 07:49:01.637394  00100000 ################################################################
 1838 07:49:01.637531  
 1839 07:49:01.883332  00180000 ################################################################
 1840 07:49:01.883471  
 1841 07:49:02.128451  00200000 ################################################################
 1842 07:49:02.128589  
 1843 07:49:02.370176  00280000 ################################################################
 1844 07:49:02.370351  
 1845 07:49:02.613162  00300000 ################################################################
 1846 07:49:02.613293  
 1847 07:49:02.852492  00380000 ################################################################
 1848 07:49:02.852635  
 1849 07:49:03.087397  00400000 ################################################################
 1850 07:49:03.087534  
 1851 07:49:03.326545  00480000 ################################################################
 1852 07:49:03.326681  
 1853 07:49:03.563243  00500000 ################################################################
 1854 07:49:03.563374  
 1855 07:49:03.804212  00580000 ################################################################
 1856 07:49:03.804352  
 1857 07:49:04.048381  00600000 ################################################################
 1858 07:49:04.048515  
 1859 07:49:04.290035  00680000 ################################################################
 1860 07:49:04.290169  
 1861 07:49:04.531872  00700000 ################################################################
 1862 07:49:04.532004  
 1863 07:49:04.771232  00780000 ################################################################
 1864 07:49:04.771365  
 1865 07:49:05.006403  00800000 ################################################################
 1866 07:49:05.006560  
 1867 07:49:05.249856  00880000 ################################################################
 1868 07:49:05.249992  
 1869 07:49:05.494177  00900000 ################################################################
 1870 07:49:05.494348  
 1871 07:49:05.741659  00980000 ################################################################
 1872 07:49:05.741790  
 1873 07:49:05.982686  00a00000 ################################################################
 1874 07:49:05.982824  
 1875 07:49:06.222944  00a80000 ################################################################
 1876 07:49:06.223077  
 1877 07:49:06.462636  00b00000 ################################################################
 1878 07:49:06.462776  
 1879 07:49:06.698720  00b80000 ################################################################
 1880 07:49:06.698856  
 1881 07:49:06.938457  00c00000 ################################################################
 1882 07:49:06.938595  
 1883 07:49:07.177051  00c80000 ################################################################
 1884 07:49:07.177201  
 1885 07:49:07.362160  00d00000 ################################################ done.
 1886 07:49:07.362332  
 1887 07:49:07.365556  The bootfile was 14024416 bytes long.
 1888 07:49:07.365644  
 1889 07:49:07.368901  Sending tftp read request... done.
 1890 07:49:07.368988  
 1891 07:49:07.371942  Waiting for the transfer... 
 1892 07:49:07.372028  
 1893 07:49:07.613687  00000000 ################################################################
 1894 07:49:07.613820  
 1895 07:49:07.851086  00080000 ################################################################
 1896 07:49:07.851222  
 1897 07:49:08.091949  00100000 ################################################################
 1898 07:49:08.092088  
 1899 07:49:08.348413  00180000 ################################################################
 1900 07:49:08.348558  
 1901 07:49:08.593254  00200000 ################################################################
 1902 07:49:08.593392  
 1903 07:49:08.839585  00280000 ################################################################
 1904 07:49:08.839725  
 1905 07:49:09.078330  00300000 ################################################################
 1906 07:49:09.078480  
 1907 07:49:09.319683  00380000 ################################################################
 1908 07:49:09.319825  
 1909 07:49:09.565231  00400000 ################################################################
 1910 07:49:09.565370  
 1911 07:49:09.815555  00480000 ################################################################
 1912 07:49:09.815715  
 1913 07:49:10.069703  00500000 ################################################################
 1914 07:49:10.069843  
 1915 07:49:10.324144  00580000 ################################################################
 1916 07:49:10.324284  
 1917 07:49:10.575682  00600000 ################################################################
 1918 07:49:10.575815  
 1919 07:49:10.825755  00680000 ################################################################
 1920 07:49:10.825897  
 1921 07:49:11.084120  00700000 ################################################################
 1922 07:49:11.084262  
 1923 07:49:11.339250  00780000 ################################################################
 1924 07:49:11.339391  
 1925 07:49:11.355606  00800000 #### done.
 1926 07:49:11.355698  
 1927 07:49:11.358763  Sending tftp read request... done.
 1928 07:49:11.358851  
 1929 07:49:11.362094  Waiting for the transfer... 
 1930 07:49:11.362182  
 1931 07:49:11.362290  00000000 # done.
 1932 07:49:11.362358  
 1933 07:49:11.371808  Command line loaded dynamically from TFTP file: 7961788/tftp-deploy-mzvxq1t0/kernel/cmdline
 1934 07:49:11.371898  
 1935 07:49:11.394997  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1936 07:49:11.395087  
 1937 07:49:11.403802  Shutting down all USB controllers.
 1938 07:49:11.403884  
 1939 07:49:11.403955  Removing current net device
 1940 07:49:11.404022  
 1941 07:49:11.406954  Finalizing coreboot
 1942 07:49:11.407034  
 1943 07:49:11.413757  Exiting depthcharge with code 4 at timestamp: 17707056
 1944 07:49:11.413840  
 1945 07:49:11.413911  
 1946 07:49:11.413972  Starting kernel ...
 1947 07:49:11.414032  
 1948 07:49:11.414096  
 1949 07:49:11.414158  
 1950 07:49:11.414564  end: 2.2.4 bootloader-commands (duration 00:00:11) [common]
 1951 07:49:11.414668  start: 2.2.5 auto-login-action (timeout 00:04:31) [common]
 1952 07:49:11.414745  Setting prompt string to ['Linux version [0-9]']
 1953 07:49:11.414822  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}']
 1954 07:49:11.414894  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)
 1955 07:49:13.659156  start: 2.2.5.1 login-action (timeout 00:04:29) [common]
 1956 07:49:13.659312  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.
 1957 07:49:13.659414  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1958 07:49:13.659497  Using line separator: #'\n'#
 1959 07:49:13.659567  No login prompt set.
 1960 07:49:13.659636  Parsing kernel messages
 1961 07:49:13.659696  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1962 07:49:13.659807  [login-action] Waiting for messages, (timeout 00:04:29)
 1963 07:49:13.678976  [    0.000000] Linux version 5.10.154-cip20 (KernelCI@build-j499368-x86-64-gcc-10-x86-64-defconfig-x86-chromeboosg9lw) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sun Nov 13 07:38:33 UTC 2022
 1964 07:49:13.705261  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1965 07:49:13.711732  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1966 07:49:13.721363  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1967 07:49:13.728026  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1968 07:49:13.734493  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1969 07:49:13.741491  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1970 07:49:13.747753  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1971 07:49:13.754738  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1972 07:49:13.760869  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1973 07:49:13.774205  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1974 07:49:13.777464  [    0.000000] BIOS-provided physical RAM map:
 1975 07:49:13.784016  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1976 07:49:13.794000  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1977 07:49:13.800648  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1978 07:49:13.807043  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1979 07:49:13.816819  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1980 07:49:13.823469  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1981 07:49:13.833301  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1982 07:49:13.840198  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1983 07:49:13.846327  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1984 07:49:13.856597  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1985 07:49:13.862839  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1986 07:49:13.869966  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1987 07:49:13.876128  [    0.000000] NX (Execute Disable) protection: active
 1988 07:49:13.879266  [    0.000000] SMBIOS 2.7 present.
 1989 07:49:13.886275  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1990 07:49:13.889242  [    0.000000] tsc: Detected 1600.000 MHz processor
 1991 07:49:13.895641  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1992 07:49:13.902416  [    0.000056] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1993 07:49:13.908935  [    0.001318] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1994 07:49:13.916069  [    0.006755] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1995 07:49:13.922045  [    0.024176] check: Scanning 1 areas for low memory corruption
 1996 07:49:13.925736  [    0.024188] Using GB pages for direct mapping
 1997 07:49:13.932509  [    0.024709] RAMDISK: [mem 0x377f8000-0x37ffffff]
 1998 07:49:13.938864  [    0.024717] ACPI: Early table checksum verification disabled
 1999 07:49:13.945368  [    0.024724] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 2000 07:49:13.955212  [    0.024738] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2001 07:49:13.965044  [    0.024754] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 2002 07:49:13.974834  [    0.024769] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 2003 07:49:13.978078  [    0.024782] ACPI: FACS 0x000000007AA9A240 000040
 2004 07:49:13.984798  [    0.024792] ACPI: FACS 0x000000007AA9A240 000040
 2005 07:49:13.994846  [    0.024803] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 2006 07:49:14.000999  [    0.024816] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2007 07:49:14.004643  
 2008 07:49:14.011350  [    0.024827] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 2009 07:49:14.021319  [    0.024839] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 2010 07:49:14.030679  [    0.024850] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 2011 07:49:14.040527  [    0.024862] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2012 07:49:14.050720  [    0.024874] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 2013 07:49:14.060353  [    0.024886] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2014 07:49:14.067006  [    0.024897] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 2015 07:49:14.076928  [    0.024902] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 2016 07:49:14.083335  [    0.024907] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2017 07:49:14.093007  [    0.024912] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2018 07:49:14.099781  [    0.024916] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 2019 07:49:14.105995  [    0.024920] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 2020 07:49:14.116122  [    0.024925] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 2021 07:49:14.123038  [    0.024930] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 2022 07:49:14.132898  [    0.024934] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 2023 07:49:14.138856  [    0.024939] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 2024 07:49:14.145674  [    0.024943] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 2025 07:49:14.155605  [    0.024948] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 2026 07:49:14.158782  [    0.025083] No NUMA configuration found
 2027 07:49:14.165406  [    0.025088] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 2028 07:49:14.172364  [    0.025098] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]
 2029 07:49:14.175192  
 2030 07:49:14.175279  [    0.025140] Zone ranges:
 2031 07:49:14.182118  [    0.025144]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 2032 07:49:14.191832  [    0.025151]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 2033 07:49:14.198092  [    0.025158]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 2034 07:49:14.201623  [    0.025165] Movable zone start for each node
 2035 07:49:14.204518  [    0.025170] Early memory node ranges
 2036 07:49:14.214713  [    0.025175]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 2037 07:49:14.221309  [    0.025179]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 2038 07:49:14.227942  [    0.025184]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 2039 07:49:14.234598  [    0.025190] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 2040 07:49:14.240938  [    0.025224] On node 0, zone DMA: 1 pages in unavailable ranges
 2041 07:49:14.247647  [    0.025266] On node 0, zone DMA: 96 pages in unavailable ranges
 2042 07:49:14.253938  [    0.036004] On node 0, zone Normal: 22120 pages in unavailable ranges
 2043 07:49:14.263892  [    0.036081] On node 0, zone Normal: 4096 pages in unavailable ranges
 2044 07:49:14.270905  [    0.036106] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 2045 07:49:14.274044  [    0.036462] ACPI: PM-Timer IO Port: 0x1808
 2046 07:49:14.283536  [    0.036518] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 2047 07:49:14.290451  [    0.036531] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 2048 07:49:14.296811  [    0.036537] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 2049 07:49:14.303773  [    0.036551] Using ACPI (MADT) for SMP configuration information
 2050 07:49:14.310055  [    0.036557] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 2051 07:49:14.313404  [    0.036564] TSC deadline timer available
 2052 07:49:14.319995  [    0.036569] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 2053 07:49:14.326519  [    0.036599] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 2054 07:49:14.330314  
 2055 07:49:14.336544  [    0.036605] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 2056 07:49:14.346192  [    0.036611] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 2057 07:49:14.352752  [    0.036615] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 2058 07:49:14.362652  [    0.036619] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 2059 07:49:14.369148  [    0.036624] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 2060 07:49:14.378904  [    0.036628] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 2061 07:49:14.388748  [    0.036632] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 2062 07:49:14.395596  [    0.036637] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 2063 07:49:14.405314  [    0.036641] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 2064 07:49:14.411802  [    0.036645] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 2065 07:49:14.421803  [    0.036649] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 2066 07:49:14.428284  [    0.036653] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 2067 07:49:14.431732  
 2068 07:49:14.438518  [    0.036658] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 2069 07:49:14.447977  [    0.036662] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 2070 07:49:14.455079  [    0.036670] [mem 0x80000000-0xdfffffff] available for PCI devices
 2071 07:49:14.464759  [    0.036678] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 2072 07:49:14.474676  [    0.050043] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 2073 07:49:14.481042  [    0.050314] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 2074 07:49:14.487815  [    0.050393] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 2075 07:49:14.494584  [    0.050398] Policy zone: Normal
 2076 07:49:14.517108  [    0.050412] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 2077 07:49:14.526972  [    0.050914] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 2078 07:49:14.533869  [    0.051151] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 2079 07:49:14.543674  [    0.051243] mem auto-init: stack:off, heap alloc:off, heap free:off
 2080 07:49:14.556716  [    0.072171] Memory: 3888560K/4089052K available (18450K kernel code, 3466K rwdata, 6812K rodata, 2040K init, 13228K bss, 200232K reserved, 0K cma-reserved)
 2081 07:49:14.567081  [    0.072334] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 2082 07:49:14.569874  [    0.072399] Kernel/User page tables isolation: enabled
 2083 07:49:14.576906  [    0.072484] ftrace: allocating 53411 entries in 209 pages
 2084 07:49:14.582925  [    0.128406] ftrace: allocated 209 pages with 4 groups
 2085 07:49:14.586366  [    0.128688] Running RCU self tests
 2086 07:49:14.593227  [    0.128703] rcu: Hierarchical RCU implementation.
 2087 07:49:14.596168  [    0.128707] rcu: 	RCU event tracing is enabled.
 2088 07:49:14.602928  [    0.128711] rcu: 	RCU lockdep checking is enabled.
 2089 07:49:14.609274  [    0.128716] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 2090 07:49:14.615855  [    0.128721] 	Rude variant of Tasks RCU enabled.
 2091 07:49:14.619301  [    0.128725] 	Tracing variant of Tasks RCU enabled.
 2092 07:49:14.629053  [    0.128730] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 2093 07:49:14.635788  [    0.128734] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 2094 07:49:14.642462  [    0.138464] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 2095 07:49:14.645576  [    0.138920] random: crng init done
 2096 07:49:14.652550  [    0.139025] Console: colour dummy device 80x25
 2097 07:49:14.655548  [    0.214187] printk: console [ttyS0] enabled
 2098 07:49:14.665545  [    0.214555] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 2099 07:49:14.669024  [    0.215216] ... MAX_LOCKDEP_SUBCLASSES:  8
 2100 07:49:14.675136  [    0.215577] ... MAX_LOCK_DEPTH:          48
 2101 07:49:14.679168  [    0.215944] ... MAX_LOCKDEP_KEYS:        8192
 2102 07:49:14.685432  [    0.216326] ... CLASSHASH_SIZE:          4096
 2103 07:49:14.688682  [    0.216707] ... MAX_LOCKDEP_ENTRIES:     32768
 2104 07:49:14.694940  [    0.217095] ... MAX_LOCKDEP_CHAINS:      65536
 2105 07:49:14.698321  [    0.217484] ... CHAINHASH_SIZE:          32768
 2106 07:49:14.705023  [    0.217873]  memory used by lock dependency info: 6365 kB
 2107 07:49:14.711289  [    0.218341]  memory used for stack traces: 4224 kB
 2108 07:49:14.718323  [    0.218758]  per task-struct memory footprint: 1920 bytes
 2109 07:49:14.721294  [    0.219283] ACPI: Core revision 20200925
 2110 07:49:14.727696  [    0.219871] hpet: HPET dysfunctional in PC10. Force disabled.
 2111 07:49:14.734449  [    0.220371] APIC: Switch to symmetric I/O mode setup
 2112 07:49:14.744084  [    0.224887] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 2113 07:49:14.757247  [    0.225809] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 2114 07:49:14.760731  [    0.226714] pid_max: default: 32768 minimum: 301
 2115 07:49:14.767389  [    0.226791] LSM: Security Framework initializing
 2116 07:49:14.770469  [    0.226791] SELinux:  Initializing.
 2117 07:49:14.773845  [    0.226791] LSM support for eBPF active
 2118 07:49:14.783986  [    0.226791] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2119 07:49:14.793696  [    0.226791] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2120 07:49:14.796827  [    0.226791] mce: CPU0: Thermal monitoring enabled (TM1)
 2121 07:49:14.803727  [    0.226791] process: using mwait in idle threads
 2122 07:49:14.810066  [    0.226791] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 2123 07:49:14.816397  [    0.226791] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 2124 07:49:14.826677  [    0.226791] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 2125 07:49:14.829586  [    0.226791] Spectre V2 : Mitigation: IBRS
 2126 07:49:14.839641  [    0.226791] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 2127 07:49:14.846557  [    0.226791] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 2128 07:49:14.852694  [    0.226791] RETBleed: Mitigation: IBRS
 2129 07:49:14.859329  [    0.226791] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 2130 07:49:14.872615  [    0.226791] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 2131 07:49:14.878877  [    0.226791] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 2132 07:49:14.888700  [    0.226791] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2133 07:49:14.892299  [    0.226791] SRBDS: Vulnerable: No microcode
 2134 07:49:14.898717  [    0.226791] ------------[ cut here ]------------
 2135 07:49:14.908538  [    0.226791] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2136 07:49:14.918379  [    0.226791] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2137 07:49:14.921734  [    0.226791] Modules linked in:
 2138 07:49:14.928479  [    0.226791] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.154-cip20 #1
 2139 07:49:14.937963  [    0.226791] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2140 07:49:14.941585  [    0.226791] RIP: 0010:apply_returns+0x1f5/0x220
 2141 07:49:14.961273  [    0.226791] Code: e4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 20 9f cc 8d c6 05 cc 5a e4 01 01 e8 76 b6 e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2142 07:49:14.967514  [    0.226791] RSP: 0000:ffffffff8e003de0 EFLAGS: 00010282
 2143 07:49:14.977379  [    0.226791] RAX: 0000000000000000 RBX: ffffffff8eae6270 RCX: 0000000000000000
 2144 07:49:14.984061  [    0.226791] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c57a891
 2145 07:49:14.993921  [    0.226791] RBP: ffffffff8d99c220 R08: 0000000000000001 R09: 0000000000000001
 2146 07:49:15.000688  [    0.226791] R10: ffffffff8e08fcc0 R11: 3fffffffffffffff R12: ffffffff8eafde98
 2147 07:49:15.006935  [    0.226791] R13: cccccccccccccccc R14: ffffffff8d99c225 R15: 0000000000000004
 2148 07:49:15.010371  
 2149 07:49:15.017101  [    0.226791] FS:  0000000000000000(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 2150 07:49:15.023349  [    0.226791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2151 07:49:15.033481  [    0.226791] CR2: ffff9e75befff000 CR3: 0000000021626001 CR4: 00000000003706f0
 2152 07:49:15.033568  [    0.226791] Call Trace:
 2153 07:49:15.036736  
 2154 07:49:15.039881  [    0.226791]  alternative_instructions+0x7d/0x143
 2155 07:49:15.043181  [    0.226791]  check_bugs+0xedd/0xf39
 2156 07:49:15.046743  [    0.226791]  start_kernel+0x517/0x54d
 2157 07:49:15.050117  
 2158 07:49:15.053272  [    0.226791]  secondary_startup_64_no_verify+0xc2/0xcb
 2159 07:49:15.056113  [    0.226791] irq event stamp: 162643
 2160 07:49:15.065925  [    0.226791] hardirqs last  enabled at (162651): [<ffffffff8c57a891>] console_unlock+0x4d1/0x5f0
 2161 07:49:15.075868  [    0.226791] hardirqs last disabled at (162658): [<ffffffff8c57a804>] console_unlock+0x444/0x5f0
 2162 07:49:15.089341  [    0.226791] softirqs last  enabled at (1844): [<ffffffff8c5d2f7b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0
 2163 07:49:15.099112  [    0.226791] softirqs last disabled at (1842): [<ffffffff8c5d2f4e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0
 2164 07:49:15.102181  [    0.226791] ---[ end trace ee95a40f003fd24c ]---
 2165 07:49:15.102833  login-action: exception
 2167 07:49:15.203514  #
 2168 07:49:15.203643  [login-action] Waiting for messages, (timeout 00:04:29)
 2169 07:49:15.203790  
 2170 07:49:15.203873  [    0.226791] Freeing SMP alternatives memory: 44K
 2171 07:49:15.203940  [    0.226791] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2172 07:49:15.204002  [    0.227635] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2173 07:49:15.204073  [    0.227810] ... version:                4
 2174 07:49:15.204133  [    0.228169] ... bit width:              48
 2175 07:49:15.204189  [    0.228531] ... generic registers:      4
 2176 07:49:15.204251  [    0.228800] ... value mask:             0000ffffffffffff
 2177 07:49:15.204312  [    0.229265] ... max period:             00007fffffffffff
 2178 07:49:15.204373  [    0.229728] ... fixed-purpose events:   3
 2179 07:49:15.204435  [    0.229798] ... event mask:             000000070000000f
 2180 07:49:15.204499  [    0.230896] rcu: Hierarchical SRCU implementation.
 2181 07:49:15.204558  [    0.233637] smp: Bringing up secondary CPUs ...
 2182 07:49:15.204614  [    0.234713] x86: Booting SMP configuration:
 2183 07:49:15.204670  [    0.234827] .... node  #0, CPUs:      #1
 2184 07:49:15.204734  [    0.235854] 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.
 2185 07:49:15.246324  [    0.236826] 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.
 2186 07:49:15.246416  [    0.238618]  #2 #3
 2187 07:49:15.246484  [    0.241214] smp: Brought up 1 node, 4 CPUs
 2188 07:49:15.246545  [    0.241818] smpboot: Max logical packages: 1
 2189 07:49:15.246833  [    0.242199] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2190 07:49:15.246905  [    0.245226] devtmpfs: initialized
 2191 07:49:15.250078  [    0.246214] x86/mm: Memory block size: 128MB
 2192 07:49:15.259984  [    0.251265] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2193 07:49:15.266804  [    0.251815] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2194 07:49:15.273145  [    0.252950] pinctrl core: initialized pinctrl subsystem
 2195 07:49:15.280139  [    0.253800] PM: RTC time: 07:49:12, date: 2022-11-13
 2196 07:49:15.282951  [    0.254927] NET: Registered protocol family 16
 2197 07:49:15.289562  [    0.256270] audit: initializing netlink subsys (disabled)
 2198 07:49:15.299475  [    0.256851] audit: type=2000 audit(1668325751.031:1): state=initialized audit_enabled=0 res=1
 2199 07:49:15.305997  [    0.257802] thermal_sys: Registered thermal governor 'step_wise'
 2200 07:49:15.312555  [    0.257812] thermal_sys: Registered thermal governor 'user_space'
 2201 07:49:15.319256  [    0.258436] cpuidle: using governor menu
 2202 07:49:15.322284  [    0.259239] ACPI: bus type PCI registered
 2203 07:49:15.332232  [    0.260256] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2204 07:49:15.338825  [    0.260811] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2205 07:49:15.345206  [    0.261442] PCI: Using configuration type 1 for base access
 2206 07:49:15.351838  [    0.290717] Kprobes globally optimized
 2207 07:49:15.358366  [    0.290962] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2208 07:49:15.364966  [    0.291814] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2209 07:49:15.375054  [    0.292613] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2210 07:49:15.378026  [    0.296213] ACPI: Added _OSI(Module Device)
 2211 07:49:15.385312  [    0.296213] ACPI: Added _OSI(Processor Device)
 2212 07:49:15.389154  [    0.296213] ACPI: Added _OSI(3.0 _SCP Extensions)
 2213 07:49:15.396624  [    0.296628] ACPI: Added _OSI(Processor Aggregator Device)
 2214 07:49:15.400713  [    0.297804] ACPI: Added _OSI(Linux-Dell-Video)
 2215 07:49:15.404177  [    0.298200] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2216 07:49:15.411972  [    0.298668] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2217 07:49:15.419278  [    0.314514] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2218 07:49:15.423293  [    0.324963] ACPI: EC: EC started
 2219 07:49:15.426816  [    0.325278] ACPI: EC: interrupt blocked
 2220 07:49:15.434320  [    0.326587] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2221 07:49:15.441870  [    0.327806] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2222 07:49:15.445757  [    0.328444] ACPI: Interpreter enabled
 2223 07:49:15.449608  [    0.328862] ACPI: (supports S0 S3 S4 S5)
 2224 07:49:15.453072  [    0.329214] ACPI: Using IOAPIC for interrupt routing
 2225 07:49:15.466634  [    0.329746] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
 2226 07:49:15.469733  [    0.351664] ACPI: Power Resource [PRIC] (on)
 2227 07:49:15.476127  [    0.486568] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2228 07:49:15.486348  [    0.487814] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2229 07:49:15.495964  [    0.488969] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2230 07:49:15.506209  [    0.489653] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2231 07:49:15.512623  [    0.491599] PCI host bridge to bus 0000:00
 2232 07:49:15.519164  [    0.491805] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2233 07:49:15.525762  [    0.492396] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2234 07:49:15.535351  [    0.492801] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2235 07:49:15.542190  [    0.493448] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2236 07:49:15.551905  [    0.493801] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2237 07:49:15.558979  [    0.494447] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2238 07:49:15.568660  [    0.494801] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2239 07:49:15.575018  [    0.495447] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2240 07:49:15.578107  
 2241 07:49:15.585301  [    0.496802] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2242 07:49:15.594667  [    0.497449] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2243 07:49:15.601393  [    0.497801] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2244 07:49:15.611201  [    0.498446] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2245 07:49:15.617759  [    0.498801] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2246 07:49:15.627475  [    0.499447] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2247 07:49:15.634057  [    0.500802] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2248 07:49:15.644023  [    0.501448] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2249 07:49:15.650541  [    0.501801] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2250 07:49:15.653977  
 2251 07:49:15.660411  [    0.502448] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2252 07:49:15.670462  [    0.502804] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2253 07:49:15.677225  [    0.503453] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2254 07:49:15.683575  [    0.504803] pci_bus 0000:00: root bus resource [bus 00-ff]
 2255 07:49:15.690342  [    0.505386] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2256 07:49:15.697221  [    0.507072] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2257 07:49:15.703464  [    0.507624] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2258 07:49:15.713327  [    0.507817] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2259 07:49:15.720230  [    0.508451] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2260 07:49:15.726468  [    0.509628] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2261 07:49:15.733473  [    0.510830] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2262 07:49:15.740111  [    0.512419] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2263 07:49:15.749572  [    0.512830] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2264 07:49:15.756363  [    0.514256] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2265 07:49:15.762652  [    0.514825] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2266 07:49:15.769264  [    0.515576] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2267 07:49:15.775838  [    0.516784] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2268 07:49:15.782552  [    0.516842] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2269 07:49:15.789106  [    0.518289] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2270 07:49:15.799251  [    0.519850] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2271 07:49:15.805567  [    0.521466] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2272 07:49:15.812512  [    0.521850] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2273 07:49:15.818790  [    0.523525] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2274 07:49:15.825415  [    0.523850] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2275 07:49:15.835305  [    0.524470] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2276 07:49:15.842240  [    0.525819] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2277 07:49:15.848415  [    0.526389] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2278 07:49:15.854991  [    0.527884] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2279 07:49:15.861457  [    0.528628] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2280 07:49:15.868410  [    0.530791] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2281 07:49:15.877676  [    0.530856] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2282 07:49:15.884450  [    0.532478] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2283 07:49:15.890891  [    0.532850] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2284 07:49:15.897598  [    0.534464] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2285 07:49:15.904084  [    0.535845] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2286 07:49:15.910589  [    0.537605] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2287 07:49:15.920571  [    0.537843] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2288 07:49:15.927075  [    0.539442] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2289 07:49:15.933695  [    0.540791] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2290 07:49:15.940137  [    0.541837] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2291 07:49:15.946831  [    0.543355] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2292 07:49:15.953316  [    0.543848] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2293 07:49:15.963275  [    0.544492] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2294 07:49:15.969748  [    0.544922] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2295 07:49:15.976722  [    0.546417] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2296 07:49:15.982971  [    0.546867] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2297 07:49:15.989490  [    0.547532] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2298 07:49:15.995991  [    0.548738] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2299 07:49:16.002777  [    0.549837] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2300 07:49:16.009158  [    0.552020] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2301 07:49:16.015976  [    0.553397] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2302 07:49:16.026007  [    0.557202] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2303 07:49:16.028942  [    0.560141] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2304 07:49:16.039016  [    0.560595] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2305 07:49:16.045517  [    0.563478] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2306 07:49:16.052266  [    0.564164] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2307 07:49:16.058758  [    0.565131] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2308 07:49:16.068538  [    0.566123] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2309 07:49:16.075345  [    0.567110] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2310 07:49:16.082079  [    0.568127] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2311 07:49:16.092111  [    0.569169] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2312 07:49:16.098294  [    0.570178] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2313 07:49:16.101823  [    0.577980] ACPI: EC: interrupt unblocked
 2314 07:49:16.105154  
 2315 07:49:16.108092  [    0.578350] ACPI: EC: event unblocked
 2316 07:49:16.111655  [    0.578695] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2317 07:49:16.115219  [    0.578801] ACPI: EC: GPE=0x6e
 2318 07:49:16.118181  
 2319 07:49:16.124456  [    0.579084] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2320 07:49:16.131473  [    0.579696] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2321 07:49:16.134331  
 2322 07:49:16.138017  [    0.581857] iommu: Default domain type: Translated 
 2323 07:49:16.144230  [    0.582874] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2324 07:49:16.154574  [    0.583420] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2325 07:49:16.160832  [    0.583823] pci 0000:00:02.0: vgaarb: bridge control possible
 2326 07:49:16.164197  [    0.584325] vgaarb: loaded
 2327 07:49:16.167479  [    0.585207] SCSI subsystem initialized
 2328 07:49:16.174157  [    0.585946] ACPI: bus type USB registered
 2329 07:49:16.180667  [    0.586448] usbcore: registered new interface driver usbfs
 2330 07:49:16.183947  [    0.586875] usbcore: registered new interface driver hub
 2331 07:49:16.190597  [    0.587384] usbcore: registered new device driver usb
 2332 07:49:16.197243  [    0.587949] pps_core: LinuxPPS API ver. 1 registered
 2333 07:49:16.206722  [    0.588386] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2334 07:49:16.209966  [    0.588812] PTP clock support registered
 2335 07:49:16.216919  [    0.589825] Advanced Linux Sound Architecture Driver Initialized.
 2336 07:49:16.219953  [    0.591516] NetLabel: Initializing
 2337 07:49:16.226407  [    0.591801] NetLabel:  domain hash size = 128
 2338 07:49:16.233365  [    0.592187] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2339 07:49:16.239632  [    0.592764] NetLabel:  unlabeled traffic allowed by default
 2340 07:49:16.243012  [    0.592946] PCI: Using ACPI for IRQ routing
 2341 07:49:16.249335  [    0.601232] clocksource: Switched to clocksource tsc-early
 2342 07:49:16.252935  [    1.098190] VFS: Disk quotas dquot_6.6.0
 2343 07:49:16.262515  [    1.098601] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2344 07:49:16.265599  [    1.099694] pnp: PnP ACPI init
 2345 07:49:16.272898  [    1.101014] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2346 07:49:16.278814  [    1.101595] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2347 07:49:16.288955  [    1.102198] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2348 07:49:16.295304  [    1.102778] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2349 07:49:16.302010  [    1.103377] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2350 07:49:16.308520  [    1.103977] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2351 07:49:16.318976  [    1.104584] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2352 07:49:16.325250  [    1.105211] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2353 07:49:16.331719  [    1.105790] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2354 07:49:16.341359  [    1.106386] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2355 07:49:16.348288  [    1.108140] system 00:01: [io  0x1800-0x18fe] has been reserved
 2356 07:49:16.354941  [    1.109165] system 00:03: [io  0x0900-0x09fe] has been reserved
 2357 07:49:16.357977  [    1.110022] system 00:04: [io  0x0200] has been reserved
 2358 07:49:16.364709  [    1.110493] system 00:04: [io  0x0204] has been reserved
 2359 07:49:16.371533  [    1.110985] system 00:04: [io  0x0800-0x087f] has been reserved
 2360 07:49:16.377815  [    1.111507] system 00:04: [io  0x0880-0x08ff] has been reserved
 2361 07:49:16.384509  [    1.115307] pnp: PnP ACPI: found 6 devices
 2362 07:49:16.394290  [    1.131967] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2363 07:49:16.397419  [    1.132893] NET: Registered protocol family 2
 2364 07:49:16.407256  [    1.133454] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2365 07:49:16.417181  [    1.135985] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2366 07:49:16.423655  [    1.137007] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2367 07:49:16.433601  [    1.137991] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2368 07:49:16.440643  [    1.140704] TCP: Hash tables configured (established 32768 bind 32768)
 2369 07:49:16.450027  [    1.141657] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2370 07:49:16.456501  [    1.142642] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2371 07:49:16.463236  [    1.143547] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2372 07:49:16.466226  
 2373 07:49:16.469718  [    1.144622] NET: Registered protocol family 1
 2374 07:49:16.476803  [    1.145844] RPC: Registered named UNIX socket transport module.
 2375 07:49:16.483128  [    1.146388] RPC: Registered udp transport module.
 2376 07:49:16.486129  [    1.146824] RPC: Registered tcp transport module.
 2377 07:49:16.492759  [    1.147241] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2378 07:49:16.499628  [    1.148469] NET: Registered protocol family 44
 2379 07:49:16.505945  [    1.148909] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2380 07:49:16.512651  [    1.149363] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2381 07:49:16.519360  [    1.149988] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2382 07:49:16.526067  [    1.150526] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2383 07:49:16.532256  [    1.151145] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2384 07:49:16.535765  
 2385 07:49:16.542588  [    1.151741] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2386 07:49:16.548696  [    1.152353] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2387 07:49:16.558540  [    1.152967] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2388 07:49:16.565254  [    1.153566] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2389 07:49:16.572021  [    1.154183] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2390 07:49:16.581516  [    1.154789] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2391 07:49:16.588311  [    1.155406] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2392 07:49:16.594893  [    1.156074] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2393 07:49:16.604926  [    1.156676] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2394 07:49:16.611290  [    1.157297] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2395 07:49:16.621179  [    1.157918] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2396 07:49:16.628100  [    1.158523] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2397 07:49:16.634092  [    1.159142] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2398 07:49:16.643975  [    1.159747] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2399 07:49:16.650699  [    1.160365] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2400 07:49:16.657392  [    1.161001] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2401 07:49:16.667390  [    1.161605] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2402 07:49:16.674084  [    1.162223] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2403 07:49:16.683770  [    1.163380] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2404 07:49:16.687033  [    1.166536] PCI: CLS 64 bytes, default 64
 2405 07:49:16.690029  [    1.167382] Unpacking initramfs...
 2406 07:49:16.697064  [    1.500967] Freeing initrd memory: 8224K
 2407 07:49:16.700305  [    1.501398] DMAR: Host address width 39
 2408 07:49:16.706848  [    1.501773] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2409 07:49:16.716746  [    1.502331] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2410 07:49:16.723033  [    1.503074] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2411 07:49:16.729902  [    1.503623] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2412 07:49:16.736739  [    1.504125] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2413 07:49:16.746248  [    1.504932] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2414 07:49:16.752835  [    1.505495] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2415 07:49:16.762952  [    1.506438] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2416 07:49:16.769171  [    1.507158] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2417 07:49:16.776216  [    1.507659] RAPL PMU: hw unit of domain package 2^-14 Joules
 2418 07:49:16.782490  [    1.508204] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2419 07:49:16.789269  [    1.508677] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2420 07:49:16.792797  [    1.509184] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2421 07:49:16.798960  [    1.511739] kvm: already loaded the other module
 2422 07:49:16.805929  [    1.519549] check: Scanning for low memory corruption every 60 seconds
 2423 07:49:16.812184  [    1.523937] Initialise system trusted keyrings
 2424 07:49:16.818633  [    1.524623] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2425 07:49:16.825167  [    1.549832] NFS: Registering the id_resolver key type
 2426 07:49:16.828628  [    1.550317] Key type id_resolver registered
 2427 07:49:16.832045  [    1.550718] Key type id_legacy registered
 2428 07:49:16.838455  [    1.572021] Key type asymmetric registered
 2429 07:49:16.844968  [    1.572417] Asymmetric key parser 'x509' registered
 2430 07:49:16.851792  [    1.572931] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2431 07:49:16.858023  [    1.573590] io scheduler mq-deadline registered
 2432 07:49:16.861802  [    1.574007] io scheduler kyber registered
 2433 07:49:16.864884  [    1.574620] test_firmware: interface ready
 2434 07:49:16.871162  [    1.576926] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2435 07:49:16.877852  [    1.578998] ACPI: AC Adapter [AC] (on-line)
 2436 07:49:16.890694  [    1.579847] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2437 07:49:16.894169  [    1.581670] ACPI: Lid Switch [LID0]
 2438 07:49:16.901047  [    1.582321] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2439 07:49:16.907126  [    1.583273] ACPI: Power Button [PWRF]
 2440 07:49:16.910483  [    1.584029] ACPI: \_PR_.CP00: Found 3 idle states
 2441 07:49:16.917234  [    1.585428] ACPI: \_PR_.CP01: Found 3 idle states
 2442 07:49:16.920268  [    1.586602] ACPI: \_PR_.CP02: Found 3 idle states
 2443 07:49:16.926804  [    1.587745] ACPI: \_PR_.CP03: Found 3 idle states
 2444 07:49:16.933510  [    1.589468] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2445 07:49:16.940337  [    1.593454] hpet_acpi_add: no address or irqs in _CRS
 2446 07:49:16.943329  [    1.594235] Non-volatile memory driver v1.3
 2447 07:49:16.950052  [    1.594891] Linux agpgart interface v0.103
 2448 07:49:16.957156  [    1.595087] battery: ACPI: Battery Slot [BAT0] (battery present)
 2449 07:49:16.963184  [    1.598788] i915 0000:00:02.0: vgaarb: deactivate vga console
 2450 07:49:16.973208  [    1.653618] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2451 07:49:16.982790  [    1.655122] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2452 07:49:16.995799  [    1.656330] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2453 07:49:17.009037  [    1.657375] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2454 07:49:17.019125  [    1.693750] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2455 07:49:17.025600  [    1.698447] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2456 07:49:17.028621  [    1.722616] loop: module loaded
 2457 07:49:17.035436  [    1.724012] lkdtm: No crash points registered, enable through debugfs
 2458 07:49:17.042109  [    1.754726] printk: console [ttyS0] disabled
 2459 07:49:17.051658  [    1.756134] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2460 07:49:17.058297  [    2.561035] tsc: Refined TSC clocksource calibration: 1607.999 MHz
 2461 07:49:17.061629  [    2.568945] printk: console [ttyS0] enabled
 2462 07:49:17.074817  [    2.577397] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns
 2463 07:49:17.084552  [    2.600691] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2464 07:49:17.150522  [    5.200155] fbcon: i915drmfb (fb0) is primary device
 2465 07:49:17.158472  [    5.202276] clocksource: Switched to clocksource tsc
 2466 07:49:17.165216  [    5.202904] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2467 07:49:17.180652  [    5.213648] e100: Intel(R) PRO/100 Network Driver
 2468 07:49:17.181447  [    5.213653] e100: Copyright(c) 1999-2006 Intel Corporation
 2469 07:49:17.184110  [    5.213843] e1000: Intel(R) PRO/1000 Network Driver
 2470 07:49:17.187708  [    5.213848] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2471 07:49:17.195026  [    5.213975] e1000e: Intel(R) PRO/1000 Network Driver
 2472 07:49:17.198335  [    5.213978] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2473 07:49:17.202384  [    5.214089] sky2: driver version 1.30
 2474 07:49:17.209288  [    5.214574] usbcore: registered new interface driver r8152
 2475 07:49:17.216714  [    5.215034] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2476 07:49:17.223555  [    5.215230] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2477 07:49:17.227128  
 2478 07:49:17.230438  [    5.215261] ehci-pci: EHCI PCI platform driver
 2479 07:49:17.237540  [    5.215363] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2480 07:49:17.240722  [    5.215394] ohci-pci: OHCI PCI platform driver
 2481 07:49:17.250497  [    5.215505] uhci_hcd: USB Universal Host Controller Interface driver
 2482 07:49:17.253969  [    5.217599] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2483 07:49:17.264012  [    5.219332] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2484 07:49:17.273600  [    5.221189] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2485 07:49:17.280477  [    5.221285] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2486 07:49:17.289951  [    5.225235] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2487 07:49:17.299880  [    5.225263] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2488 07:49:17.303072  [    5.225285] usb usb1: Product: xHCI Host Controller
 2489 07:49:17.309891  [    5.225290] usb usb1: Manufacturer: Linux 5.10.154-cip20 xhci-hcd
 2490 07:49:17.316364  [    5.225294] usb usb1: SerialNumber: 0000:00:14.0
 2491 07:49:17.319885  [    5.228134] hub 1-0:1.0: USB hub found
 2492 07:49:17.326297  [    5.228421] hub 1-0:1.0: 12 ports detected
 2493 07:49:17.329785  [    5.235411] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2494 07:49:17.339411  [    5.236265] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2495 07:49:17.346161  [    5.236285] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2496 07:49:17.356177  [    5.237060] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2497 07:49:17.362939  [    5.237074] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2498 07:49:17.369519  [    5.237080] usb usb2: Product: xHCI Host Controller
 2499 07:49:17.375933  [    5.237085] usb usb2: Manufacturer: Linux 5.10.154-cip20 xhci-hcd
 2500 07:49:17.379277  [    5.237103] usb usb2: SerialNumber: 0000:00:14.0
 2501 07:49:17.382134  
 2502 07:49:17.385676  [    5.239437] hub 2-0:1.0: USB hub found
 2503 07:49:17.389093  [    5.239580] hub 2-0:1.0: 6 ports detected
 2504 07:49:17.395426  [    5.241269] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2505 07:49:17.398866  
 2506 07:49:17.402563  [    5.242820] usbcore: registered new interface driver usblp
 2507 07:49:17.408752  [    5.242934] usbcore: registered new interface driver usb-storage
 2508 07:49:17.418618  [    5.243591] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2509 07:49:17.428716  [    5.243771] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2510 07:49:17.438265  [    5.243775] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2511 07:49:17.445162  [    5.244615] i8042: Warning: Keylock active
 2512 07:49:17.448162  [    5.244915] serio: i8042 KBD port at 0x60,0x64 irq 1
 2513 07:49:17.455194  [    5.245634] Console: switching to colour frame buffer device 240x67
 2514 07:49:17.458613  
 2515 07:49:17.462316  [    5.247671] rtc_cmos 00:02: RTC can wake from S4
 2516 07:49:17.472805  [    5.250295] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2517 07:49:17.476161  [    5.252528] rtc_cmos 00:02: registered as rtc0
 2518 07:49:17.482980  [    5.252891] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2519 07:49:17.489309  [    5.254487] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2520 07:49:17.495734  [    5.254541] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2521 07:49:17.502342  [    5.256013] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2522 07:49:17.512289  [    5.258119] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2523 07:49:17.519322  [    5.258165] intel_pstate: Intel P-state driver initializing
 2524 07:49:17.522441  [    5.259099] intel_pstate: HWP enabled
 2525 07:49:17.528861  [    5.259136] sdhci: Secure Digital Host Controller Interface driver
 2526 07:49:17.535841  [    5.259138] sdhci: Copyright(c) Pierre Ossman
 2527 07:49:17.541981  [    5.259172] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2528 07:49:17.549106  [    5.260302] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2529 07:49:17.552214  
 2530 07:49:17.558581  [    5.260488] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2531 07:49:17.565557  [    5.261945] hid: raw HID events driver (C) Jiri Kosina
 2532 07:49:17.572175  [    5.267408] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2533 07:49:17.585247  [    5.347726] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7
 2534 07:49:17.591916  [    5.354229] usbcore: registered new interface driver usbhid
 2535 07:49:17.595095  [    5.559533] mmc0: new HS400 MMC card at address 0001
 2536 07:49:17.601755  [    5.560182] usbhid: USB HID core driver
 2537 07:49:17.615078  [    5.560659] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2538 07:49:17.621617  [    5.565863] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2539 07:49:17.628293  [    5.566477] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2540 07:49:17.635197  [    5.566605] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2541 07:49:17.641596  [    5.566723] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2542 07:49:17.648194  [    5.566933] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2543 07:49:17.654739  [    5.577702] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2544 07:49:17.661614  [    5.580854]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2545 07:49:17.671483  [    5.588750] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2546 07:49:17.681574  [    5.675155] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2547 07:49:17.684572  [    5.681736] netem: version 1.3
 2548 07:49:17.690886  [    5.688327] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2549 07:49:17.697855  [    5.688329] usb 2-3: Product: USB 10/100/1000 LAN
 2550 07:49:17.701224  [    5.688331] usb 2-3: Manufacturer: Realtek
 2551 07:49:17.707667  [    5.688333] usb 2-3: SerialNumber: 001000001
 2552 07:49:17.714376  [    5.742848] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2553 07:49:17.720610  [    5.743737] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2554 07:49:17.730754  [    5.837369] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2555 07:49:17.737544  [    5.837608] gre: GRE over IPv4 demultiplexor driver
 2556 07:49:17.740534  [    5.852549] ip_gre: GRE over IPv4 tunneling driver
 2557 07:49:17.747315  [    5.858663] IPv4 over IPsec tunneling driver
 2558 07:49:17.753919  [    5.861267] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2559 07:49:17.760613  [    5.863756] Initializing XFRM netlink socket
 2560 07:49:17.763915  [    5.876187] NET: Registered protocol family 10
 2561 07:49:17.770596  [    5.882067] Segment Routing with IPv6
 2562 07:49:17.777095  [    5.887083] ip6_gre: GRE over IPv6 tunneling driver
 2563 07:49:17.780719  [    5.892881] NET: Registered protocol family 17
 2564 07:49:17.787007  [    5.898154] 8021q: 802.1Q VLAN Support v1.8
 2565 07:49:17.790570  [    5.902924] Key type dns_resolver registered
 2566 07:49:17.800555  [    5.908541] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2567 07:49:17.807555  [    5.908673] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2568 07:49:17.813847  [    5.917706] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2569 07:49:17.817289  
 2570 07:49:17.820242  [    5.931853] microcode: Microcode Update Driver: v2.2.
 2571 07:49:17.827129  [    5.931860] IPI shorthand broadcast: enabled
 2572 07:49:17.833566  [    5.942375] sched_clock: Marking stable (5855406486, 86911172)->(6037801960, -95484302)
 2573 07:49:17.840347  [    5.951632] registered taskstats version 1
 2574 07:49:17.843649  [    5.956268] Loading compiled-in X.509 certificates
 2575 07:49:17.847166  
 2576 07:49:17.856653  [    5.964082] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2577 07:49:17.866781  [    5.973774] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2578 07:49:17.869825  [    5.983158] PM:   Magic number: 14:535:824
 2579 07:49:17.876652  [    5.987954] printk: console [netcon0] enabled
 2580 07:49:17.880135  [    5.992831] netconsole: network logging started
 2581 07:49:17.905274  [    6.013064] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2582 07:49:17.956251  [    6.064380] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2583 07:49:17.993915  [    6.105042] r8152 2-3:1.0 eth0: v1.11.11
 2584 07:49:18.000807  [    6.110174] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2585 07:49:18.007153  [    6.110914] IP-Config: Failed to open gretap0
 2586 07:49:18.010614  [    6.123318] IP-Config: Failed to open erspan0
 2587 07:49:18.036557  [    6.145953] Sending DHCP requests .
 2588 07:49:18.043206  [    6.147967] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2589 07:49:18.207826  [    6.315550] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2590 07:49:18.217387  [    6.324751] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2591 07:49:18.220505  [    6.332761] usb 1-9: Product: USB2.0 HD UVC WebCam
 2592 07:49:18.227233  [    6.338144] usb 1-9: Manufacturer: Azurewave
 2593 07:49:18.230655  [    6.342942] usb 1-9: SerialNumber: 0x0001
 2594 07:49:18.244621  [    6.352377] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2595 07:49:19.615108  [    7.723093] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2596 07:49:19.618145  [    7.730988] r8152 2-3:1.0 eth0: carrier on
 2597 07:49:20.742702  [    8.850962] ., OK
 2598 07:49:20.756757  [    8.859187] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18
 2599 07:49:20.757218  [    8.868184] IP-Config: Complete:
 2600 07:49:20.770963  [    8.871832]      device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1
 2601 07:49:20.777759  [    8.883528]      host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none)
 2602 07:49:20.785198  [    8.892787]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2603 07:49:20.788549  [    8.892791]      nameserver0=192.168.201.1
 2604 07:49:20.798399  [    8.905643] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2605 07:49:20.809644  [    8.917109] modprobe (99) used greatest stack depth: 14120 bytes left
 2606 07:49:20.816163  [    8.920298] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2607 07:49:20.825845  [    8.931901] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2608 07:49:20.828969  [    8.932940] ALSA device list:
 2609 07:49:20.832283  [    8.941595] cfg80211: failed to load regulatory.db
 2610 07:49:20.836163  
 2611 07:49:20.839221  [    8.944886]   No soundcards found.
 2612 07:49:20.845667  [    8.954475] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2613 07:49:20.853591  [    8.964665] Freeing unused kernel image (initmem) memory: 2040K
 2614 07:49:20.870080  [    8.981082] Write protecting the kernel read-only data: 28672k
 2615 07:49:20.881262  [    8.988784] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2616 07:49:20.887396  [    8.996722] Freeing unused kernel image (rodata/data gap) memory: 1380K
 2617 07:49:20.891089  [    9.004271] Run /init as init process
 2618 07:49:20.905925  [    9.013318] cat (109) used greatest stack depth: 14016 bytes left
 2619 07:49:20.906323  Loading, please wait...
 2620 07:49:20.918004  Starting version 247.3-7+deb11u1
 2621 07:49:20.927456  [    9.032809] systemd-udevd (121) used greatest stack depth: 13800 bytes left
 2622 07:49:20.982583  [    9.087173] udevadm (123) used greatest stack depth: 13736 bytes left
 2623 07:49:21.137947  [    9.241731] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2624 07:49:21.143274  [    9.250815] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2625 07:49:21.157986  [    9.266706] udevadm (134) used greatest stack depth: 13264 bytes left
 2626 07:49:21.184535  [    9.288079] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2627 07:49:21.244304  [    9.348739] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2628 07:49:21.254659  [    9.361212] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2629 07:49:21.267241  [    9.371550] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2630 07:49:21.280603  [    9.386917] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2631 07:49:21.290108  [    9.396846] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2632 07:49:21.305067  Begin: Loading essential drivers ... done.
 2633 07:49:21.308237  Begin: Running /scripts/init-premount ... done.
 2634 07:49:21.318375  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2635 07:49:21.321253  Begin: Running /scripts/nfs-premount ... done.
 2636 07:49:21.333835  IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP
 2637 07:49:21.346828  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2638 07:49:21.352301  
 2639 07:49:21.352716  SIOCSIFFLAGS: Cannot assign requested address
 2640 07:49:21.359386  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2641 07:49:21.362180  SIOCSIFFLAGS: Cannot assign requested address
 2642 07:49:21.368386  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2643 07:49:21.374353   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2644 07:49:21.384475   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2645 07:49:21.391023   host   : asus-C433TA-AJ0005-rammus-cbg-2                                 
 2646 07:49:21.397590   domain : lava-rack                                                       
 2647 07:49:21.400711   rootserver: 192.168.201.1 rootpath: 
 2648 07:49:21.404088   filename  : 
 2649 07:49:21.423606  [    9.531627] nfsmount (158) used greatest stack depth: 12688 bytes left
 2650 07:49:21.423744  done.
 2651 07:49:21.435010  Begin: Running /scripts/nfs-bottom ... done.
 2652 07:49:21.461723  Begin: Running /scripts/init-bottom ... done.
 2653 07:49:22.477060  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2654 07:49:22.637428  [   10.728947] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
 2655 07:49:22.656650  [   10.768160] systemd[1]: Detected architecture x86-64.
 2656 07:49:22.674515  
 2657 07:49:22.677665  Welcome to Debian GNU/Linux 11 (bullseye)!
 2658 07:49:22.677753  
 2659 07:49:22.684978  [   10.796265] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2660 07:49:22.688075  
 2661 07:49:23.228527  [   11.336690] systemd[1]: Queued start job for default target Graphical Interface.
 2662 07:49:23.236780  [   11.348024] systemd[1]: Created slice system-getty.slice.
 2663 07:49:23.243116  [  OK  ] Created slice system-getty.slice.
 2664 07:49:23.252382  [   11.363471] systemd[1]: Created slice system-modprobe.slice.
 2665 07:49:23.262196  [  OK  ] Created slice system-modprobe.slice.
 2666 07:49:23.268935  [   11.379479] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2667 07:49:23.278852  [  OK  ] Created slice system-serial\x2dgetty.slice.
 2668 07:49:23.285555  [   11.396423] systemd[1]: Created slice User and Session Slice.
 2669 07:49:23.295310  [  OK  ] Created slice User and Session Slice.
 2670 07:49:23.305324  [   11.412363] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2671 07:49:23.314778  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
 2672 07:49:23.324605  [   11.431884] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2673 07:49:23.334498  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
 2674 07:49:23.350800  [   11.455472] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2675 07:49:23.360726  [  OK  ] Set up automount Arbitrary…s File System Automount Point.
 2676 07:49:23.367037  [   11.476409] systemd[1]: Reached target Local Encrypted Volumes.
 2677 07:49:23.373509  [  OK  ] Reached target Local Encrypted Volumes.
 2678 07:49:23.382390  [   11.493432] systemd[1]: Reached target Paths.
 2679 07:49:23.388663  [  OK  ] Reached target Paths.
 2680 07:49:23.396123  [   11.507306] systemd[1]: Reached target Remote File Systems.
 2681 07:49:23.406010  [  OK  ] Reached target Remote File Systems.
 2682 07:49:23.412426  [   11.523294] systemd[1]: Reached target Slices.
 2683 07:49:23.418797  [  OK  ] Reached target Slices.
 2684 07:49:23.426030  [   11.537328] systemd[1]: Reached target Swap.
 2685 07:49:23.432541  [  OK  ] Reached target Swap.
 2686 07:49:23.439187  [   11.549056] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2687 07:49:23.449725  [  OK  ] Listening on initctl Compatibility Named Pipe.
 2688 07:49:23.459375  [   11.568332] systemd[1]: Listening on Journal Audit Socket.
 2689 07:49:23.470379  [  OK  ] Listening on Journal Audit Socket.
 2690 07:49:23.476165  [   11.586470] systemd[1]: Listening on Journal Socket (/dev/log).
 2691 07:49:23.486516  [  OK  ] Listening on Journal Socket (/dev/log).
 2692 07:49:23.493284  [   11.604554] systemd[1]: Listening on Journal Socket.
 2693 07:49:23.499818  [  OK  ] Listening on Journal Socket.
 2694 07:49:23.513261  [   11.621184] systemd[1]: Listening on Network Service Netlink Socket.
 2695 07:49:23.520036  [  OK  ] Listening on Network Service Netlink Socket.
 2696 07:49:23.530325  [   11.641580] systemd[1]: Listening on udev Control Socket.
 2697 07:49:23.537150  [  OK  ] Listening on udev Control Socket.
 2698 07:49:23.546965  [   11.658439] systemd[1]: Listening on udev Kernel Socket.
 2699 07:49:23.553779  [  OK  ] Listening on udev Kernel Socket.
 2700 07:49:23.565455  [   11.676684] systemd[1]: Mounting Huge Pages File System...
 2701 07:49:23.572039           Mounting Huge Pages File System...
 2702 07:49:23.583309  [   11.691289] systemd[1]: Mounting POSIX Message Queue File System...
 2703 07:49:23.589963           Mounting POSIX Message Queue File System...
 2704 07:49:23.598604  [   11.709570] systemd[1]: Mounting Kernel Debug File System...
 2705 07:49:23.604514           Mounting Kernel Debug File System...
 2706 07:49:23.616238  [   11.727480] systemd[1]: Mounting Kernel Trace File System...
 2707 07:49:23.622564           Mounting Kernel Trace File System...
 2708 07:49:23.646819  [   11.754836] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2709 07:49:23.656636           Starting Create list of st…odes for the current kernel...
 2710 07:49:23.664254  [   11.775668] systemd[1]: Starting Load Kernel Module configfs...
 2711 07:49:23.671269           Starting Load Kernel Module configfs...
 2712 07:49:23.681585  [   11.792852] systemd[1]: Starting Load Kernel Module drm...
 2713 07:49:23.687986           Starting Load Kernel Module drm...
 2714 07:49:23.695180  [   11.806734] systemd[1]: Starting Load Kernel Module fuse...
 2715 07:49:23.702156           Starting Load Kernel Module fuse...
 2716 07:49:23.739266  [   11.843825] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2717 07:49:23.742167  [   11.854294] fuse: init (API version 7.32)
 2718 07:49:23.748940  [   11.860428] systemd[1]: Starting Journal Service...
 2719 07:49:23.755900           Starting Journal Service...
 2720 07:49:23.764955  [   11.876244] systemd[1]: Starting Load Kernel Modules...
 2721 07:49:23.771419           Starting Load Kernel Modules...
 2722 07:49:23.781645  [   11.889711] systemd[1]: Starting Remount Root and Kernel File Systems...
 2723 07:49:23.788424           Starting Remount Root and Kernel File Systems...
 2724 07:49:23.797078  [   11.908619] systemd[1]: Starting Coldplug All udev Devices...
 2725 07:49:23.803806           Starting Coldplug All udev Devices...
 2726 07:49:23.816434  [   11.927790] systemd[1]: Mounted Huge Pages File System.
 2727 07:49:23.822882  [  OK  ] Mounted Huge Pages File System.
 2728 07:49:23.833090  [   11.944287] systemd[1]: Mounted POSIX Message Queue File System.
 2729 07:49:23.836448  
 2730 07:49:23.842493  [  OK  ] Mounted POSIX Message Queue File System.
 2731 07:49:23.849756  [   11.961095] systemd[1]: Mounted Kernel Debug File System.
 2732 07:49:23.856259  [  OK  ] Mounted Kernel Debug File System.
 2733 07:49:23.865986  [   11.977077] systemd[1]: Mounted Kernel Trace File System.
 2734 07:49:23.872091  [  OK  ] Mounted Kernel Trace File System.
 2735 07:49:23.885949  [   11.994167] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2736 07:49:23.896002  [  OK  ] Finished Create list of st… nodes for the current kernel.
 2737 07:49:23.902802  [   12.013845] systemd[1]: modprobe@configfs.service: Succeeded.
 2738 07:49:23.909695  [   12.021129] systemd[1]: Finished Load Kernel Module configfs.
 2739 07:49:23.919633  [  OK  ] Finished Load Kernel Module configfs.
 2740 07:49:23.926792  [   12.037991] systemd[1]: modprobe@drm.service: Succeeded.
 2741 07:49:23.933598  [   12.044730] systemd[1]: Finished Load Kernel Module drm.
 2742 07:49:23.939764  [  OK  ] Finished Load Kernel Module drm.
 2743 07:49:23.949302  [   12.060962] systemd[1]: modprobe@fuse.service: Succeeded.
 2744 07:49:23.956362  [   12.067809] systemd[1]: Finished Load Kernel Module fuse.
 2745 07:49:23.963475  [  OK  ] Finished Load Kernel Module fuse.
 2746 07:49:23.973509  [   12.084772] systemd[1]: Finished Load Kernel Modules.
 2747 07:49:23.979905  [  OK  ] Finished Load Kernel Modules.
 2748 07:49:23.987474  [   12.098672] systemd[1]: Started Journal Service.
 2749 07:49:23.994374  [  OK  ] Started Journal Service.
 2750 07:49:24.006131  [  OK  ] Finished Remount Root and Kernel File Systems.
 2751 07:49:24.016540           Mounting FUSE Control File System...
 2752 07:49:24.027247           Mounting Kernel Configuration File System...
 2753 07:49:24.045722           Starting Flush Journal to Persistent Storage...
 2754 07:49:24.055445           Starting Load/Save Random Seed...
 2755 07:49:24.064761           Starting Apply Kernel Variables...
 2756 07:49:24.075729           Starting Create System Users...
 2757 07:49:24.085726  [   12.191328] systemd-journald[194]: Received client request to flush runtime journal.
 2758 07:49:24.093226  [  OK  ] Mounted FUSE Control File System.
 2759 07:49:24.106759  [  OK  ] Mounted Kernel Configuration File System.
 2760 07:49:24.113714  [  OK  ] Finished Load/Save Random Seed.
 2761 07:49:24.124033  [  OK  ] Finished Apply Kernel Variables.
 2762 07:49:24.221398  [  OK  ] Finished Coldplug All udev Devices.
 2763 07:49:25.209404  [  OK  ] Finished Create System Users.
 2764 07:49:25.223436           Starting Create Static Device Nodes in /dev...
 2765 07:49:25.543875  [  OK  ] Finished Flush Journal to Persistent Storage.
 2766 07:49:25.595334  [   13.703173] systemd-tmpfile (205) used greatest stack depth: 12528 bytes left
 2767 07:49:25.601737  [  OK  ] Finished Create Static Device Nodes in /dev.
 2768 07:49:25.614207  [  OK  ] Reached target Local File Systems (Pre).
 2769 07:49:25.624054  [  OK  ] Reached target Local File Systems.
 2770 07:49:25.636192           Starting Create Volatile Files and Directories...
 2771 07:49:25.649980           Starting Rule-based Manage…for Device Events and Files...
 2772 07:49:25.793776  [  OK  ] Started Rule-based Manager for Device Events and Files.
 2773 07:49:25.808961           Starting Network Service...
 2774 07:49:25.872636  [  OK  ] Finished Create Volatile Files and Directories.
 2775 07:49:25.885771           Starting Network Time Synchronization...
 2776 07:49:25.899736           Starting Update UTMP about System Boot/Shutdown...
 2777 07:49:26.179733  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 2778 07:49:26.222449  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.
 2779 07:49:26.371153  [  OK  ] Created slice system-systemd\x2dbacklight.slice.
 2780 07:49:26.378345           Starting Load/Save Screen …f backlight:intel_backlight...
 2781 07:49:26.535461  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 2782 07:49:26.607244  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.
 2783 07:49:26.656156  [  OK  ] Started Network Time Synchronization.
 2784 07:49:26.662619  [  OK  ] Reached target System Initialization.
 2785 07:49:26.675008  [  OK  ] Started Daily Cleanup of Temporary Directories.
 2786 07:49:26.683840  [  OK  ] Reached target System Time Set.
 2787 07:49:26.693189  [  OK  ] Reached target System Time Synchronized.
 2788 07:49:26.708941  [  OK  ] Started Daily apt download activities.
 2789 07:49:26.721631  [  OK  ] Started Daily apt upgrade and clean activities.
 2790 07:49:26.734952  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 2791 07:49:26.751079  [  OK  ] Started Discard unused blocks once a week.
 2792 07:49:26.757662  [  OK  ] Reached target Timers.
 2793 07:49:26.802278  [  OK  ] Listening on D-Bus System Message Bus Socket.
 2794 07:49:26.809500  [  OK  ] Reached target Sockets.
 2795 07:49:26.816695  [  OK  ] Reached target Basic System.
 2796 07:49:26.833794  [  OK  ] Started D-Bus System Message Bus.
 2797 07:49:26.874254           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 2798 07:49:26.937703           Starting User Login Management...
 2799 07:49:26.944305  [  OK  ] Started Network Service.
 2800 07:49:26.979227           Starting Network Name Resolution...
 2801 07:49:27.251467  [  OK  ] Started User Login Management.
 2802 07:49:27.266869  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 2803 07:49:27.763906  [  OK  ] Started Network Name Resolution.
 2804 07:49:27.771576  [  OK  ] Reached target Network.
 2805 07:49:27.783438  [  OK  ] Reached target Host and Network Name Lookups.
 2806 07:49:27.792309           Starting Permit User Sessions...
 2807 07:49:27.816022  [  OK  ] Finished Permit User Sessions.
 2808 07:49:27.829234  [  OK  ] Started Getty on tty1.
 2809 07:49:27.841267  [  OK  ] Started Serial Getty on ttyS0.
 2810 07:49:27.853506  [  OK  ] Reached target Login Prompts.
 2811 07:49:27.861757  [  OK  ] Reached target Multi-User System.
 2812 07:49:27.875561  [  OK  ] Reached target Graphical Interface.
 2813 07:49:27.893465           Starting Update UTMP about System Runlevel Changes...
 2814 07:49:27.977039  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 2815 07:49:28.009386  
 2816 07:49:28.009682  
 2817 07:49:28.012894  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2818 07:49:28.013110  
 2819 07:49:28.020981  debian-bullseye-amd64 login: root (automatic login)
 2820 07:49:28.021260  
 2821 07:49:28.021497  
 2822 07:49:28.353585  Linux debian-bullseye-amd64 5.10.154-cip20 #1 SMP Sun Nov 13 07:38:33 UTC 2022 x86_64
 2823 07:49:28.354174  
 2824 07:49:28.361389  The programs included with the Debian GNU/Linux system are free software;
 2825 07:49:28.368737  the exact distribution terms for each program are described in the
 2826 07:49:28.376144  individual files in /usr/share/doc/*/copyright.
 2827 07:49:28.376567  
 2828 07:49:28.381721  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2829 07:49:28.385642  permitted by applicable law.
 2830 07:49:28.976805  Matched prompt #7: / #
 2832 07:49:28.977152  Kernel warnings or errors detected.
 2833 07:49:28.977223  Setting prompt string to ['/ #']
 2834 07:49:28.977322  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2836 07:49:28.977571  end: 2.2.5 auto-login-action (duration 00:00:18) [common]
 2837 07:49:28.977667  start: 2.2.6 expect-shell-connection (timeout 00:04:13) [common]
 2838 07:49:28.977739  Setting prompt string to ['/ #']
 2839 07:49:28.977801  Forcing a shell prompt, looking for ['/ #']
 2841 07:49:29.028420  / # 
 2842 07:49:29.028830  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2843 07:49:29.029085  Waiting using forced prompt support (timeout 00:02:30)
 2844 07:49:29.036049  
 2845 07:49:29.036776  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2846 07:49:29.037151  start: 2.2.7 export-device-env (timeout 00:04:13) [common]
 2848 07:49:29.138325  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa'
 2849 07:49:29.144624  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7961788/extract-nfsrootfs-v5tisvqa'
 2851 07:49:29.246385  / # export NFS_SERVER_IP='192.168.201.1'
 2852 07:49:29.251854  export NFS_SERVER_IP='192.168.201.1'
 2853 07:49:29.252139  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2854 07:49:29.252242  end: 2.2 depthcharge-retry (duration 00:00:47) [common]
 2855 07:49:29.252335  end: 2 depthcharge-action (duration 00:00:47) [common]
 2856 07:49:29.252573  start: 3 lava-test-retry (timeout 00:08:43) [common]
 2857 07:49:29.252667  start: 3.1 lava-test-shell (timeout 00:08:43) [common]
 2858 07:49:29.252743  Using namespace: common
 2860 07:49:29.353681  / # #
 2861 07:49:29.354417  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2862 07:49:29.360534  #
 2863 07:49:29.361313  Using /lava-7961788
 2865 07:49:29.462924  / # export SHELL=/bin/bash
 2866 07:49:29.469635  export SHELL=/bin/bash
 2868 07:49:29.571846  / # . /lava-7961788/environment
 2869 07:49:29.578744  . /lava-7961788/environment
 2871 07:49:29.686974  / # /lava-7961788/bin/lava-test-runner /lava-7961788/0
 2872 07:49:29.687490  Test shell timeout: 10s (minimum of the action and connection timeout)
 2873 07:49:29.692991  /lava-7961788/bin/lava-test-runner /lava-7961788/0
 2874 07:49:29.990561  + export TESTRUN_ID=0_timesync-off
 2875 07:49:29.990716  + TESTRUN_ID=0_timesync-off
 2876 07:49:29.997286  + cd /lava-7961788/0/tests/0_timesync-off
 2877 07:49:29.997374  ++ cat uuid
 2878 07:49:30.000520  + UUID=7961788_1.5.2.3.1
 2879 07:49:30.000608  + set +x
 2880 07:49:30.007065  <LAVA_SIGNAL_STARTRUN 0_timesync-off 7961788_1.5.2.3.1>
 2881 07:49:30.007334  Received signal: <STARTRUN> 0_timesync-off 7961788_1.5.2.3.1
 2882 07:49:30.007412  Starting test lava.0_timesync-off (7961788_1.5.2.3.1)
 2883 07:49:30.007504  Skipping test definition patterns.
 2884 07:49:30.010116  + systemctl stop systemd-timesyncd
 2885 07:49:30.050460  + set +x
 2886 07:49:30.053833  <LAVA_SIGNAL_ENDRUN 0_timesync-off 7961788_1.5.2.3.1>
 2887 07:49:30.054090  Received signal: <ENDRUN> 0_timesync-off 7961788_1.5.2.3.1
 2888 07:49:30.054177  Ending use of test pattern.
 2889 07:49:30.054253  Ending test lava.0_timesync-off (7961788_1.5.2.3.1), duration 0.05
 2891 07:49:30.117025  + export TESTRUN_ID=1_kselftest-lkdtm
 2892 07:49:30.119833  + TESTRUN_ID=1_kselftest-lkdtm
 2893 07:49:30.122783  + cd /lava-7961788/0/tests/1_kselftest-lkdtm
 2894 07:49:30.122871  ++ cat uuid
 2895 07:49:30.129583  + UUID=7961788_1.5.2.3.5
 2896 07:49:30.133240  + set +x
 2897 07:49:30.136553  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 7961788_1.5.2.3.5>
 2898 07:49:30.136811  Received signal: <STARTRUN> 1_kselftest-lkdtm 7961788_1.5.2.3.5
 2899 07:49:30.136887  Starting test lava.1_kselftest-lkdtm (7961788_1.5.2.3.5)
 2900 07:49:30.136973  Skipping test definition patterns.
 2901 07:49:30.139599  + cd ./automated/linux/kselftest/
 2902 07:49:30.169330  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip -e '' -p /opt/kselftests/mainline/
 2903 07:49:30.193464  INFO: Generating a skipfile based on /lava-7961788/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2904 07:49:30.287463  INFO: Using the following generated skipfile contents (until EOF):
 2905 07:49:30.291149  breakpoints:breakpoint_test
 2906 07:49:30.294350  breakpoints:step_after_suspend_test
 2907 07:49:30.297460  ftrace:ftracetest
 2908 07:49:30.297963  net:rtnetlink.sh
 2909 07:49:30.300741  
 2910 07:49:30.301220  net:tls
 2911 07:49:30.303943  netfilter:bridge_brouter.sh
 2912 07:49:30.307147  netfilter:nft_flowtable.sh
 2913 07:49:30.307677  netfilter:nft_trans_stress.sh
 2914 07:49:30.310899  pidfd:pidfd_wait
 2915 07:49:30.311378  INFO: EOF
 2916 07:49:30.328818  INFO: Installing sed perl wget xz-utils iproute2
 2917 07:49:31.153082  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2918 07:49:44.644826  Reading package lists...
 2919 07:49:47.707537  Reading package lists...
 2920 07:49:47.955247  Building dependency tree...
 2921 07:49:47.955858  Reading state information...
 2922 07:49:47.992513  iproute2 is already the newest version (5.10.0-4).
 2923 07:49:47.999255  perl is already the newest version (5.32.1-4+deb11u2).
 2924 07:49:48.002384  sed is already the newest version (4.7-1).
 2925 07:49:48.008985  wget is already the newest version (1.21-1+deb11u1).
 2926 07:49:48.012092  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2927 07:49:48.324997  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2928 07:49:48.429296  --2022-11-13 07:49:48--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2929 07:49:48.441138  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2930 07:49:48.587602  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2931 07:49:48.732973  HTTP request sent, awaiting response... 200 OK
 2932 07:49:48.736187  Length: 3539188 (3.4M) [application/octet-stream]
 2933 07:49:48.739414  Saving to: 'kselftest.tar.xz'
 2934 07:49:48.739910  
 2935 07:49:48.740346  
 2936 07:49:49.024318  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               
 2937 07:49:49.314737  kselftest.tar.xz      1%[                    ]  50.15K   174KB/s               
 2938 07:49:49.648954  kselftest.tar.xz      6%[>                   ] 217.50K   376KB/s               
 2939 07:49:49.898439  kselftest.tar.xz     21%[===>                ] 742.11K   812KB/s               
 2940 07:49:50.097922  kselftest.tar.xz     57%[==========>         ]   1.94M  1.67MB/s               
 2941 07:49:50.241129  kselftest.tar.xz     84%[===============>    ]   2.87M  2.10MB/s               
 2942 07:49:50.248077  kselftest.tar.xz    100%[===================>]   3.38M  2.24MB/s    in 1.5s    
 2943 07:49:50.248813  
 2944 07:49:50.554910  2022-11-13 07:49:50 (2.24 MB/s) - 'kselftest.tar.xz' saved [3539188/3539188]
 2945 07:49:50.555080  
 2946 07:49:58.919885  skiplist:
 2947 07:49:58.922581  ========================================
 2948 07:49:58.925989  breakpoints:breakpoint_test
 2949 07:49:59.232539  breakpoints:step_after_suspend_test
 2950 07:49:59.246975  ftrace:ftracetest
 2951 07:49:59.260238  net:rtnetlink.sh
 2952 07:49:59.274526  net:tls
 2953 07:49:59.288072  netfilter:bridge_brouter.sh
 2954 07:49:59.302633  netfilter:nft_flowtable.sh
 2955 07:49:59.316576  netfilter:nft_trans_stress.sh
 2956 07:49:59.330801  pidfd:pidfd_wait
 2957 07:49:59.347515  ========================================
 2958 07:49:59.745231  [   47.857072] kselftest: Running tests in lkdtm
 2959 07:49:59.752222  TAP version 13
 2960 07:49:59.761086  1..70
 2961 07:49:59.766382  # selftests: lkdtm: PANIC.sh
 2962 07:49:59.834578  # Skipping PANIC: crashes entire system
 2963 07:49:59.838164  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2964 07:49:59.841120  # selftests: lkdtm: BUG.sh
 2965 07:49:59.907628  [   48.018960] lkdtm: Performing direct entry BUG
 2966 07:49:59.914083  [   48.024014] ------------[ cut here ]------------
 2967 07:49:59.916866  [   48.029194] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2968 07:49:59.923599  [   48.035061] invalid opcode: 0000 [#1] SMP PTI
 2969 07:49:59.930349  [   48.039931] CPU: 3 PID: 726 Comm: cat Tainted: G        W         5.10.154-cip20 #1
 2970 07:49:59.936971  [   48.048480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2971 07:49:59.943389  [   48.055287] RIP: 0010:lkdtm_BUG+0x5/0x10
 2972 07:49:59.963210  [   48.059668] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 2973 07:49:59.969653  [   48.080644] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 2974 07:49:59.976245  [   48.086471] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 2975 07:49:59.986530  [   48.094431] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 2976 07:49:59.992951  [   48.102402] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 2977 07:50:00.003213  [   48.110371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2978 07:50:00.009513  [   48.118334] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 2979 07:50:00.019200  [   48.126305] FS:  00007f2e17f48580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 2980 07:50:00.025807  [   48.135334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2981 07:50:00.032959  [   48.141750] CR2: 00007f2e17d51000 CR3: 00000001032c2005 CR4: 00000000003706e0
 2982 07:50:00.035881  [   48.149718] Call Trace:
 2983 07:50:00.038938  [   48.152446]  direct_entry.cold+0x2c/0x38
 2984 07:50:00.046024  [   48.156829]  full_proxy_write+0x53/0x80
 2985 07:50:00.049243  [   48.161118]  vfs_write+0xe7/0x3a0
 2986 07:50:00.052116  [   48.164828]  ksys_write+0x68/0xf0
 2987 07:50:00.055484  [   48.168526]  do_syscall_64+0x30/0x40
 2988 07:50:00.062510  [   48.172515]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2989 07:50:00.065846  [   48.178148] RIP: 0033:0x7f2e17e5e8f3
 2990 07:50:00.085396  [   48.182136] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2991 07:50:00.095333  [   48.203119] RSP: 002b:00007ffd9fb0e058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2992 07:50:00.102054  [   48.211576] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2e17e5e8f3
 2993 07:50:00.111779  [   48.219536] RDX: 0000000000000004 RSI: 00007f2e17d51000 RDI: 0000000000000001
 2994 07:50:00.118375  [   48.227507] RBP: 00007f2e17d51000 R08: 00007f2e17d50010 R09: 0000000000000000
 2995 07:50:00.125297  [   48.235477] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2996 07:50:00.134904  [   48.243448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2997 07:50:00.161268  [   48.251423] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2998 07:50:00.164562  [   48.277912] ---[ end trace ee95a40f003fd24e ]---
 2999 07:50:00.167856  
 3000 07:50:00.171045  [   48.283081] RIP: 0010:lkdtm_BUG+0x5/0x10
 3001 07:50:00.191083  [   48.287463] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3002 07:50:00.197614  [   48.308458] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3003 07:50:00.204006  [   48.314302] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3004 07:50:00.214132  [   48.322303] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3005 07:50:00.220500  [   48.330306] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3006 07:50:00.230801  [   48.338309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3007 07:50:00.236779  [   48.346313] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3008 07:50:00.246819  [   48.354317] FS:  00007f2e17f48580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3009 07:50:00.253174  [   48.363387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3010 07:50:00.259893  [   48.369836] CR2: 00007f2e17d51000 CR3: 00000001032c2005 CR4: 00000000003706e0
 3011 07:50:00.263128  # Segmentation fault
 3012 07:50:00.279579  # [   48.018960] lkdtm: Performing direct entry BUG
 3013 07:50:00.286083  # [   48.024014] ------------[ cut here ]------------
 3014 07:50:00.289419  # [   48.029194] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3015 07:50:00.295747  # [   48.035061] invalid opcode: 0000 [#1] SMP PTI
 3016 07:50:00.305745  # [   48.039931] CPU: 3 PID: 726 Comm: cat Tainted: G        W         5.10.154-cip20 #1
 3017 07:50:00.312480  # [   48.048480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3018 07:50:00.315676  # [   48.055287] RIP: 0010:lkdtm_BUG+0x5/0x10
 3019 07:50:00.339097  # [   48.059668] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3020 07:50:00.341974  [   48.451690] lkdtm: Performing direct entry WARNING
 3021 07:50:00.342062  
 3022 07:50:00.348776  # [   48.080644] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3023 07:50:00.355351  #[   48.459511] ------------[ cut here ]------------
 3024 07:50:00.368460   [   48.086471] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX:[   48.470902] WARNING: CPU: 1 PID: 762 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3025 07:50:00.371695   0000000000000000
 3026 07:50:00.401243  # [   48.094431] RDX: 0000000000000000 RSI: f[   48.486525] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3027 07:50:00.404631  fff9e75bad9bf70 RDI: ffffffff8d99bd90
 3028 07:50:00.418055  # [   48.102402] RBP: fff[   48.519170] CPU: 1 PID: 762 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3029 07:50:00.424459  [   48.533939] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3030 07:50:00.431146  fffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3031 07:50:00.434696  # [  [   48.540753] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3032 07:50:00.460565   48.110371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   48.551831] 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 a0 06 94 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06
 3033 07:50:00.464041  0000000000004
 3034 07:50:00.474043  # [   48.118334] R13: ffffb303c154ff10 R14: ffffb[   48.579034] RSP: 0018:ffffb303c15b7e60 EFLAGS: 00010202
 3035 07:50:00.477516  303c154ff10 R15: ffff9e754267b000
 3036 07:50:00.487245  # [   48.126305] FS:  00007f2[   48.591092] RAX: ffffffff8ccdff80 RBX: 0000000000000002 RCX: 0000000000000000
 3037 07:50:00.503602  e17f48580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000[   48.605280] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffffffff8d99bda0
 3038 07:50:00.503693  
 3039 07:50:00.516709  # [   48.135334] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005[   48.619470] RBP: ffffffff8dd8bd67 R08: 0000000000000000 R09: 0000000000000000
 3040 07:50:00.516798  0033
 3041 07:50:00.530266  # [   48.141750] CR2: 00007f2e17d51000 CR3: 00000001032c20[   48.633660] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3042 07:50:00.540002  [   48.647864] R13: ffffb303c15b7f10 R14: ffffb303c15b7f10 R15: ffff9e75434ff000
 3043 07:50:00.540090  05 CR4: 00000000003706e0
 3044 07:50:00.543030  # [   48.149718] Call Trace:
 3045 07:50:00.553218  # [   48[   48.655882] FS:  00007ff9ab592580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 3046 07:50:00.556230  .152446]  direct_entry.cold+0x2c/0x38
 3047 07:50:00.566418  # [   48.156829]  full_pr[   48.671134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3048 07:50:00.569758  oxy_write+0x53/0x80
 3049 07:50:00.573021  # [   48.161118]  vfs_write+0xe7/0x3a0
 3050 07:50:00.579505  # [[   48.683769] CR2: 00007ff9ab39b000 CR3: 00000001032fa006 CR4: 00000000003706e0
 3051 07:50:00.586271     48.164828]  ksys_write+0x68/0xf0
 3052 07:50:00.589420  # [   48.168526]  do_syscal[   48.697959] Call Trace:
 3053 07:50:00.593009  l_64+0x30/0x40
 3054 07:50:00.599160  # [   48.172515]  entry_SYSCALL_64_after_hwframe[   48.706908]  direct_entry.cold+0x2c/0x38
 3055 07:50:00.602993  +0x61/0xc6
 3056 07:50:00.605853  # [   48.178148] RIP: 0033:0x7f2e17e5e8f3
 3057 07:50:00.612388  # [   48.[   48.717504]  full_proxy_write+0x53/0x80
 3058 07:50:00.622744  182136] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff[   48.728003]  vfs_write+0xe7/0x3a0
 3059 07:50:00.632575   ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [   48.737919]  ksys_write+0x68/0xf0
 3060 07:50:00.642156  00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28[   48.747837]  do_syscall_64+0x30/0x40
 3061 07:50:00.642247   48 89 54 24 18
 3062 07:50:00.652449  # [   48.203119] RSP: 002b:00007ffd9fb0e058 EFL[   48.758044]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3063 07:50:00.655300  AGS: 00000246 ORIG_RAX: 0000000000000001
 3064 07:50:00.658724  
 3065 07:50:00.662356  # [   48.211576] RAX: [   48.769902] RIP: 0033:0x7ff9ab4a88f3
 3066 07:50:00.668969  ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2e17e5e8f3
 3067 07:50:00.692286  # [   48.780111] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3068 07:50:00.705909  [   48.219536] RDX: 0000000000000004 RSI: 00007f2e17d51000 RDI: [   48.807318] RSP: 002b:00007ffdb1515488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3069 07:50:00.708985  0000000000000001
 3070 07:50:00.718907  # [   48.227507] RBP: 00007f2e17d51000 R08: 00[   48.821990] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007ff9ab4a88f3
 3071 07:50:00.722121  007f2e17d50010 R09: 0000000000000000
 3072 07:50:00.735825  # [   48.235477] R10: ffff[   48.836178] RDX: 0000000000000008 RSI: 00007ff9ab39b000 RDI: 0000000000000001
 3073 07:50:00.742146  [   48.850366] RBP: 00007ff9ab39b000 R08: 00007ff9ab39a010 R09: 0000000000000000
 3074 07:50:00.747988  fffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3075 07:50:00.754517  # [   [   48.858342] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3076 07:50:00.771216  48.243448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000[   48.872529] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3077 07:50:00.771323  000000020000
 3078 07:50:00.781201  # [   48.251423] Modules linked in: fuse ip_tables[   48.886725] irq event stamp: 0
 3079 07:50:00.794412   cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buf[   48.896344] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3080 07:50:00.807665  fer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_e[   48.909561] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3081 07:50:00.824307  c_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal[   48.924922] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3082 07:50:00.827724   cros_ec_dev cros_usbpd_notify
 3083 07:50:00.837793  # [   48.277912] ---[ end trace [   48.940276] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3084 07:50:00.841108  ee95a40f003fd24e ]---
 3085 07:50:00.847233  # [   48.283081] RIP: 0010:lkdtm_BUG+0x5/[   48.953486] ---[ end trace ee95a40f003fd24f ]---
 3086 07:50:00.850762  0x10
 3087 07:50:00.870434  # [   48.287463] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3088 07:50:00.877606  # [   48.308458] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3089 07:50:00.883841  # [   48.314302] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3090 07:50:00.893136  # [   48.322303] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3091 07:50:00.900034  # [   48.330306] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3092 07:50:00.909948  # [   48.338309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3093 07:50:00.916418  # [   48.346313] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3094 07:50:00.926453  # [   48.354317] FS:  00007f2e17f48580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3095 07:50:00.933178  # [   48.363387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3096 07:50:00.939468  # [   48.369836] CR2: 00007f2e17d51000 CR3: 00000001032c2005 CR4: 00000000003706e0
 3097 07:50:00.943019  # BUG: saw 'kernel BUG at': ok
 3098 07:50:00.946618  ok 2 selftests: lkdtm: BUG.sh
 3099 07:50:00.952797  # selfte[   49.060154] lkdtm: Performing direct entry WARNING_MESSAGE
 3100 07:50:00.956175  sts: lkdtm: WARNING.sh
 3101 07:50:00.966040  # [   48.451690] lkdtm: Performing direc[   49.070468] ------------[ cut here ]------------
 3102 07:50:00.966593  t entry WARNING
 3103 07:50:00.976270  # [   48.459511] ------------[ cut here ]------[   49.081843] Warning message trigger count: 2
 3104 07:50:00.976766  ------
 3105 07:50:00.992733  # [   48.470902] WARNING: CPU: 1 PID: 762 at drivers/mis[   49.092857] WARNING: CPU: 0 PID: 797 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3106 07:50:00.995717  c/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3107 07:50:01.025441  # [   48.486525] Modu[   49.109306] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3108 07:50:01.039175  les linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_co[   49.141942] CPU: 0 PID: 797 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3109 07:50:01.052572  re industrialio_triggered_buffer kfifo_buf industrialio cros_ec_[   49.156707] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3110 07:50:01.065035  lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_s[   49.169747] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3111 07:50:01.071391  ensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3112 07:50:01.091546  # [[   49.181667] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06 94 02 48 c7 c7 c8 c2 d8 8d 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3113 07:50:01.104532     48.519170] CPU: 1 PID: 762 Comm: cat Tainted: G      D W     [   49.208833] RSP: 0018:ffffb303c1657e60 EFLAGS: 00010286
 3114 07:50:01.107314      5.10.154-cip20 #1
 3115 07:50:01.117231  # [   48.533939] Hardware name: Google Ra[   49.221000] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3116 07:50:01.120578  mmus/Rammus, BIOS  09/04/2020
 3117 07:50:01.133809  # [   48.540753] RIP: 0010:lkdtm_[   49.235173] RDX: ffff9e75bac2c660 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 3118 07:50:01.133943  WARNING+0x13/0x20
 3119 07:50:01.146849  # [   48.551831] Code: c0 f4 ff ff ff eb c9 0[   49.249371] RBP: ffffffff8dd8bd6f R08: 0000000000000000 R09: 0000000000000000
 3120 07:50:01.160291  f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83[   49.263573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3121 07:50:01.176982   05 a0 06 94 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 6[   49.277772] R13: ffffb303c1657f10 R14: ffffb303c1657f10 R15: ffff9e75432cb000
 3122 07:50:01.180221  6 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06
 3123 07:50:01.189968  # [   48.579034] RS[   49.291973] FS:  00007f305799a580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3124 07:50:01.196641  P: 0018:ffffb303c15b7e60 EFLAGS: 00010202
 3125 07:50:01.203142  # [   48.591092] RAX:[   49.307279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3126 07:50:01.209744   ffffffff8ccdff80 RBX: 0000000000000002 RCX: 0000000000000000
 3127 07:50:01.216482  #[   49.319956] CR2: 00007f30577a3000 CR3: 0000000103464003 CR4: 00000000003706f0
 3128 07:50:01.226118   [   48.605280] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI:[   49.334123] Call Trace:
 3129 07:50:01.229782   ffffffff8d99bda0
 3130 07:50:01.236539  # [   48.619470] RBP: ffffffff8dd8bd67 R08: 0[   49.343097]  direct_entry.cold+0x2c/0x38
 3131 07:50:01.239724  000000000000000 R09: 0000000000000000
 3132 07:50:01.242524  
 3133 07:50:01.249431  # [   48.633660] R10: 000[   49.353715]  full_proxy_write+0x53/0x80
 3134 07:50:01.252662  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3135 07:50:01.259717  # [  [   49.364229]  vfs_write+0xe7/0x3a0
 3136 07:50:01.269252   48.647864] R13: ffffb303c15b7f10 R14: ffffb303c15b7f10 R15: fff[   49.374136]  ksys_write+0x68/0xf0
 3137 07:50:01.269726  f9e75434ff000
 3138 07:50:01.279191  # [   48.655882] FS:  00007ff9ab592580(0000) GS:f[   49.384083]  do_syscall_64+0x30/0x40
 3139 07:50:01.282485  fff9e75bac80000(0000) knlGS:0000000000000000
 3140 07:50:01.288811  # [   48.671134] C[   49.394276]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3141 07:50:01.295699  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3142 07:50:01.299179  # [   48.68376[   49.406140] RIP: 0033:0x7f30578b08f3
 3143 07:50:01.328584  9] CR2: 00007ff9ab39b000 CR3: 00000001032fa006 CR4: 000000000037[   49.416354] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3144 07:50:01.329083  06e0
 3145 07:50:01.332230  # [   48.697959] Call Trace:
 3146 07:50:01.341744  # [   48.706908]  direct_ent[   49.443545] RSP: 002b:00007ffd1a63e4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3147 07:50:01.345222  ry.cold+0x2c/0x38
 3148 07:50:01.348695  # [   48.717504]  full_proxy_write+0x53/0x80
 3149 07:50:01.354845  [   49.458230] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f30578b08f3
 3150 07:50:01.355289  
 3151 07:50:01.358374  # [   48.728003]  vfs_write+0xe7/0x3a0
 3152 07:50:01.361508  
 3153 07:50:01.371601  # [   48.737919]  ksys_[   49.472404] RDX: 0000000000000010 RSI: 00007f30577a3000 RDI: 0000000000000001
 3154 07:50:01.372107  write+0x68/0xf0
 3155 07:50:01.374793  # [   48.747837]  do_syscall_64+0x30/0x40
 3156 07:50:01.384619  # [ [   49.486600] RBP: 00007f30577a3000 R08: 00007f30577a2010 R09: 0000000000000000
 3157 07:50:01.391505    48.758044]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3158 07:50:01.398311  # [   48[   49.500772] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3159 07:50:01.401275  .769902] RIP: 0033:0x7ff9ab4a88f3
 3160 07:50:01.411461  # [   48.780111] Code: 8b 15 [   49.514970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3161 07:50:01.414542  
 3162 07:50:01.421139  a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 6[   49.529157] irq event stamp: 0
 3163 07:50:01.434278  4 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d [   49.538775] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3164 07:50:01.441095  00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3165 07:50:01.450877  # [[   49.552000] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3166 07:50:01.466900     48.807318] RSP: 002b:00007ffdb1515488 EFLAGS: 00000246 ORIG_R[   49.567369] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3167 07:50:01.467616  AX: 0000000000000001
 3168 07:50:01.480202  # [   48.821990] RAX: ffffffffffffffda RBX[   49.582726] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3169 07:50:01.483502  : 0000000000000008 RCX: 00007ff9ab4a88f3
 3170 07:50:01.490402  # [   48.836178] RDX: [   49.595963] ---[ end trace ee95a40f003fd250 ]---
 3171 07:50:01.496705  0000000000000008 RSI: 00007ff9ab39b000 RDI: 0000000000000001
 3172 07:50:01.503218  # [   48.850366] RBP: 00007ff9ab39b000 R08: 00007ff9ab39a010 R09: 0000000000000000
 3173 07:50:01.507140  
 3174 07:50:01.513426  # [   48.858342] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3175 07:50:01.520188  # [   48.872529] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3176 07:50:01.526596  # [   48.886725] irq event stamp: 0
 3177 07:50:01.533262  # [   48.896344] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3178 07:50:01.542878  # [   48.909561] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3179 07:50:01.549386  # [   48.924922] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3180 07:50:01.559346  # [   48.940276] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3181 07:50:01.562652  # [   48.953486] ---[ end trace ee95a40f003fd24f ]---
 3182 07:50:01.565890  # WARNING: saw 'WARNING:': ok
 3183 07:50:01.569145  ok 3 selftests: lkdtm: WARNING.sh
 3184 07:50:01.572876  # selftests: lkdtm: WARNING_MESSAGE.sh
 3185 07:50:01.579744  # [   49.060154] lkdtm: Performing direct entry WARNING_MESSAGE
 3186 07:50:01.585930  # [   49.070468] ------------[ cut here ]------------
 3187 07:50:01.589396  # [   49.081843] Warning message trigger count: 2
 3188 07:50:01.595464  #[   49.705027] lkdtm: Performing direct entry EXCEPTION
 3189 07:50:01.602401  [   49.712312] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3190 07:50:01.608870  [   49.720095] #PF: supervisor write access in kernel mode
 3191 07:50:01.615372  [   49.725929] #PF: error_code(0x0002) - not-present page
 3192 07:50:01.618794  [   49.731656] PGD 0 P4D 0 
 3193 07:50:01.621994  [   49.734488] Oops: 0002 [#2] SMP PTI
 3194 07:50:01.632140  [   49.738382] CPU: 3 PID: 829 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3195 07:50:01.638515  [   49.746936] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3196 07:50:01.641982  [   49.753742] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3197 07:50:01.661941  [   49.758701] Code: 48 c7 c7 c8 c2 d8 8d 8d 70 01 89 35 71 06 94 02 e8 4b 48 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
 3198 07:50:01.668244  [   49.779686] RSP: 0018:ffffb303c16d7e60 EFLAGS: 00010282
 3199 07:50:01.678457  [   49.785521] RAX: ffffffff8ccdffd0 RBX: 0000000000000004 RCX: 0000000000000000
 3200 07:50:01.684922  [   49.793483] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bdc0
 3201 07:50:01.691836  [   49.801454] RBP: ffffffff8dcc1077 R08: 0000000000000000 R09: 0000000000000000
 3202 07:50:01.701544  [   49.809423] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3203 07:50:01.708514  [   49.817392] R13: ffffb303c16d7f10 R14: ffffb303c16d7f10 R15: ffff9e75438da000
 3204 07:50:01.718022  [   49.825362] FS:  00007f44e720a580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3205 07:50:01.724524  [   49.834399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3206 07:50:01.731225  [   49.840824] CR2: 0000000000000000 CR3: 0000000104170006 CR4: 00000000003706e0
 3207 07:50:01.734736  [   49.848793] Call Trace:
 3208 07:50:01.737861  [   49.851520]  direct_entry.cold+0x2c/0x38
 3209 07:50:01.741400  
 3210 07:50:01.744893  [   49.855899]  full_proxy_write+0x53/0x80
 3211 07:50:01.747540  [   49.860179]  vfs_write+0xe7/0x3a0
 3212 07:50:01.751018  [   49.863886]  ksys_write+0x68/0xf0
 3213 07:50:01.754331  [   49.867584]  do_syscall_64+0x30/0x40
 3214 07:50:01.761110  [   49.871572]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3215 07:50:01.764135  [   49.877212] RIP: 0033:0x7f44e71208f3
 3216 07:50:01.784141  [   49.881201] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3217 07:50:01.787743  
 3218 07:50:01.793829  [   49.902183] RSP: 002b:00007ffc62128c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3219 07:50:01.800833  [   49.910639] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f44e71208f3
 3220 07:50:01.803987  
 3221 07:50:01.810518  [   49.918608] RDX: 000000000000000a RSI: 00007f44e7013000 RDI: 0000000000000001
 3222 07:50:01.817326  [   49.926577] RBP: 00007f44e7013000 R08: 00007f44e7012010 R09: 0000000000000000
 3223 07:50:01.826877  [   49.934545] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3224 07:50:01.833802  [   49.942514] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3225 07:50:01.859909  [   49.950487] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3226 07:50:01.870031   [   49.092857] WARNING: CPU: 0 PID: 797 at drivers/misc/lkdtm/b[   49.976940] CR2: 0000000000000000
 3227 07:50:01.876329  [   49.986851] ---[ end trace ee95a40f003fd251 ]---
 3228 07:50:01.879927  [   49.992004] RIP: 0010:lkdtm_BUG+0x5/0x10
 3229 07:50:01.899406  [   49.996380] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3230 07:50:01.905914  [   50.017364] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3231 07:50:01.915813  [   50.023196] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3232 07:50:01.922449  [   50.031165] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3233 07:50:01.929072  [   50.039133] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3234 07:50:01.939156  [   50.047101] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3235 07:50:01.945614  [   50.055070] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3236 07:50:01.955825  [   50.063038] FS:  00007f44e720a580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3237 07:50:01.962330  [   50.072074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3238 07:50:01.968970  [   50.078489] CR2: 0000000000000000 CR3: 0000000104170006 CR4: 00000000003706e0
 3239 07:50:01.978745  [   50.086457] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3240 07:50:01.988478  [   50.096367] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 829, name: cat
 3241 07:50:01.991770  [   50.104724] INFO: lockdep is turned off.
 3242 07:50:01.994964  [   50.109100] irq event stamp: 0
 3243 07:50:02.001670  [   50.112503] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3244 07:50:02.011857  [   50.119500] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3245 07:50:02.021466  [   50.128625] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3246 07:50:02.028168  [   50.137760] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3247 07:50:02.038115  [   50.144758] CPU: 3 PID: 829 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3248 07:50:02.044598  [   50.153310] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3249 07:50:02.045041  [   50.160114] Call Trace:
 3250 07:50:02.048078  
 3251 07:50:02.051577  [   50.162842]  dump_stack+0x77/0x9b
 3252 07:50:02.054620  [   50.166542]  ___might_sleep.cold+0xa6/0xb6
 3253 07:50:02.057862  ugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3254 07:50:02.064582  # [   49.109306] Modul[   50.171115]  exit_signals+0x1c/0x2e0
 3255 07:50:02.068282  [   50.181316]  do_exit+0xd5/0xb00
 3256 07:50:02.071024  [   50.184829]  ? ksys_write+0x68/0xf0
 3257 07:50:02.078063  [   50.188722]  rewind_stack_do_exit+0x17/0x20
 3258 07:50:02.081275  [   50.193389] RIP: 0033:0x7f44e71208f3
 3259 07:50:02.100863  [   50.197375] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3260 07:50:02.111150  [   50.218360] RSP: 002b:00007ffc62128c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3261 07:50:02.117412  [   50.226826] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f44e71208f3
 3262 07:50:02.127406  [   50.234795] RDX: 000000000000000a RSI: 00007f44e7013000 RDI: 0000000000000001
 3263 07:50:02.134185  [   50.242761] RBP: 00007f44e7013000 R08: 00007f44e7012010 R09: 0000000000000000
 3264 07:50:02.140483  [   50.250729] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3265 07:50:02.143847  
 3266 07:50:02.150652  [   50.258695] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3267 07:50:02.173246  es linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3268 07:50:02.183182  # [   49.141942] CPU: 0 PID: 797 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3269 07:50:02.189409  # [   49.156707] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3270 07:50:02.196294  # [   49.169747] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3271 07:50:02.215683  # [   49.181667] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06 94 02 48 c7 c7 c8 c2 d8 8d 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3272 07:50:02.222599  # [   49.208833] RSP: 0018:ffffb303c1657e60 EFLAGS: 00010286
 3273 07:50:02.232744  # [   49.221000] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3274 07:50:02.238968  # [   49.235173] RDX: ffff9e75bac2c660 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 3275 07:50:02.249207  # [   49.249371] RBP: ffffffff8dd8bd6f R08: 0000000000000000 R09: 0000000000000000
 3276 07:50:02.256011  # [   49.263573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3277 07:50:02.262794  # [   49.277772] R13: ffffb303c1657f10 R14: ffffb303c1657f10 R15: ffff9e75432cb000
 3278 07:50:02.272455  # [   49.291973] FS:  00007f305799a580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3279 07:50:02.279359  # [   49.307279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3280 07:50:02.288974  # [   49.319956] CR2: 00007f30577a3000 CR3: 0000000103464003 CR4: 00000000003706f0
 3281 07:50:02.289061  # [   49.334123] Call Trace:
 3282 07:50:02.292298  
 3283 07:50:02.295862  # [   49.343097]  direct_entry.cold+0x2c/0x38
 3284 07:50:02.298889  # [   49.353715]  full_proxy_write+0x53/0x80
 3285 07:50:02.302046  # [   49.364229]  vfs_write+0xe7/0x3a0
 3286 07:50:02.308874  # [   49.374136]  ksys_write+0x68/0xf0
 3287 07:50:02.312038  # [   49.384083]  do_syscall_64+0x30/0x40
 3288 07:50:02.318534  # [   49.394276]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3289 07:50:02.322449  # [   49.406140] RIP: 0033:0x7f30578b08f3
 3290 07:50:02.341556  # [   49.416354] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3291 07:50:02.351623  # [   49.443545] RSP: 002b:00007ffd1a63e4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3292 07:50:02.357988  # [   49.458230] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f30578b08f3
 3293 07:50:02.368286  # [   49.472404] RDX: 0000000000000010 RSI: 00007f30577a3000 RDI: 0000000000000001
 3294 07:50:02.374587  # [   49.486600] RBP: 00007f30577a3000 R08: 00007f30577a2010 R09: 0000000000000000
 3295 07:50:02.385090  # [   49.500772] R10: fffffffffffffbc5 [   50.491905] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3296 07:50:02.391067  R11: 0000000000000246 R12: 0000000000000001
 3297 07:50:02.398099  # [   49.514970] R1[   50.502879] lkdtm: attempting good list addition
 3298 07:50:02.404622  3: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3299 07:50:02.407744  [   50.514252] lkdtm: attempting corrupted list addition
 3300 07:50:02.410934  
 3301 07:50:02.414063  [   50.526106] lkdtm: list_add() corruption not detected!
 3302 07:50:02.414148  
 3303 07:50:02.417648  # [   49.529157] irq event stamp: 0
 3304 07:50:02.427516  # [   49.538775] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3305 07:50:02.433961  # [   49.552000] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3306 07:50:02.444076  # [   49.567369] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3307 07:50:02.450360  # [   49.582726] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3308 07:50:02.457253  # [   49.595963] ---[ end trace ee95a40f003fd250 ]---
 3309 07:50:02.460377  # WARNING_MESSAGE: saw 'message trigger': ok
 3310 07:50:02.466861  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3311 07:50:02.470653  # selftests: lkdtm: EXCEPTION.sh
 3312 07:50:02.470739  # Killed
 3313 07:50:02.476714  # [   49.705027] lkdtm: Performing direct entry EXCEPTION
 3314 07:50:02.483642  # [   49.712312] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3315 07:50:02.490142  # [   49.720095] #PF: supervisor write access in kernel mode
 3316 07:50:02.496556  # [   49.725929] #PF: error_code(0x0002) - not-present page
 3317 07:50:02.499859  # [   49.731656] PGD 0 P4D 0 
 3318 07:50:02.503233  # [   49.734488] Oops: 0002 [#2] SMP PTI
 3319 07:50:02.509752  # [   49.738382] CPU: 3 PID: 829 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3320 07:50:02.519581  # [   49.746936] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3321 07:50:02.523159  # [   49.753742] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3322 07:50:02.546129  # [   49.758701] Code: 48 c7 c7 c8 c2 d8 8d 8d 70 01 89 35 71 06 94 02 e8 4b 48 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
 3323 07:50:02.549660  # [   49.779686] RSP: 0018:ffffb303c16d7e60 EFLAGS: 00010282
 3324 07:50:02.562770  # [   49.785521] RAX: ffffffff8ccdffd0 RBX: 0000000000000004 RCX: 00000000[   50.674566] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3325 07:50:02.569565  [   50.681016] lkdtm: attempting good list removal
 3326 07:50:02.575799  [   50.686088] lkdtm: attempting corrupted list removal
 3327 07:50:02.579217  [   50.691638] lkdtm: list_del() corruption not detected!
 3328 07:50:02.582598  00000000
 3329 07:50:02.589271  # [   49.793483] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bdc0
 3330 07:50:02.598873  # [   49.801454] RBP: ffffffff8dcc1077 R08: 0000000000000000 R09: 0000000000000000
 3331 07:50:02.605756  # [   49.809423] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3332 07:50:02.615577  # [   49.817392] R13: ffffb303c16d7f10 R14: ffffb303c16d7f10 R15: ffff9e75438da000
 3333 07:50:02.622120  # [   49.825362] FS:  00007f44e720a580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3334 07:50:02.629011  # [   49.834399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3335 07:50:02.638925  # [   49.840824] CR2: 0000000000000000 CR3: 0000000104170006 CR4: 00000000003706e0
 3336 07:50:02.641922  # [   49.848793] Call Trace:
 3337 07:50:02.645328  # [   49.851520]  direct_entry.cold+0x2c/0x38
 3338 07:50:02.648348  # [   49.855899]  full_proxy_write+0x53/0x80
 3339 07:50:02.651631  
 3340 07:50:02.655001  # [   49.860179]  vfs_write+0xe7/0x3a0
 3341 07:50:02.661909  # [   49.863[   50.769171] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3342 07:50:02.665082  886]  ksys_write+0x68/0xf0
 3343 07:50:02.675100  # [   49.867584]  do_syscall_64+0x30[   50.779045] lkdtm: attempting bad read from page below current stack
 3344 07:50:02.675187  /0x40
 3345 07:50:02.691567  # [   49.871572]  entry_SYSCALL_64_after_hwframe+0x61/0xc[   50.792361] BUG: stack guard page was hit at 0000000040def055 (stack is 00000000abb4b05b..00000000f0b684bd)
 3346 07:50:02.697903  [   50.809413] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3347 07:50:02.708238  [   50.816217] CPU: 0 PID: 1054 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3348 07:50:02.714515  [   50.824865] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3349 07:50:02.721145  [   50.831670] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3350 07:50:02.741020  [   50.838187] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 68 c6 d8 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 a8 c6 d8 8d <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44
 3351 07:50:02.747699  [   50.859163] RSP: 0018:ffffb303c1a37e50 EFLAGS: 00010246
 3352 07:50:02.757356  [   50.864995] RAX: 0000000000000038 RBX: ffffb303c1a34000 RCX: 0000000000000000
 3353 07:50:02.763896  [   50.872962] RDX: 0000000000000000 RSI: ffff9e75bac1bf70 RDI: ffffffff8dd8c6a8
 3354 07:50:02.771020  [   50.880930] RBP: ffffffff8dd8bdd2 R08: 0000000000000000 R09: 0000000000000000
 3355 07:50:02.780839  [   50.888898] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3356 07:50:02.787338  [   50.896866] R13: ffffb303c1a37f10 R14: ffffb303c1a37f10 R15: ffff9e75434fc000
 3357 07:50:02.796934  [   50.904832] FS:  00007f6092583580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3358 07:50:02.803907  [   50.913867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3359 07:50:02.810619  [   50.920280] CR2: ffffb303c1a33fff CR3: 0000000104202005 CR4: 00000000003706f0
 3360 07:50:02.813629  [   50.928250] Call Trace:
 3361 07:50:02.820299  [   50.930975]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3362 07:50:02.823432  [   50.936031]  direct_entry.cold+0x2c/0x38
 3363 07:50:02.827041  [   50.940399]  full_proxy_write+0x53/0x80
 3364 07:50:02.830132  [   50.944679]  vfs_write+0xe7/0x3a0
 3365 07:50:02.836556  [   50.948381]  ksys_write+0x68/0xf0
 3366 07:50:02.840117  [   50.952070]  do_syscall_64+0x30/0x40
 3367 07:50:02.843226  [   50.956057]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3368 07:50:02.850317  [   50.961695] RIP: 0033:0x7f60924998f3
 3369 07:50:02.869716  [   50.965680] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3370 07:50:02.879751  [   50.986657] RSP: 002b:00007ffee2ff3db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3371 07:50:02.886148  [   50.995110] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f60924998f3
 3372 07:50:02.892816  [   51.003076] RDX: 0000000000000019 RSI: 00007f609238c000 RDI: 0000000000000001
 3373 07:50:02.902867  [   51.011043] RBP: 00007f609238c000 R08: 00007f609238b010 R09: 0000000000000000
 3374 07:50:02.909541  [   51.019012] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3375 07:50:02.919526  [   51.026978] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3376 07:50:02.946118  [   51.034950] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3377 07:50:02.949295  [   51.061384] ---[ end trace ee95a40f003fd252 ]---
 3378 07:50:02.955733  [   51.066529] RIP: 0010:lkdtm_BUG+0x5/0x10
 3379 07:50:02.975359  [   51.070904] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3380 07:50:02.981986  [   51.091881] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3381 07:50:02.988925  [   51.097712] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3382 07:50:02.998740  [   51.105678] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3383 07:50:03.005406  [   51.113645] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3384 07:50:03.011911  [   51.121611] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3385 07:50:03.021957  [   51.129578] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3386 07:50:03.031794  [   51.137545] FS:  00007f6092583580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3387 07:50:03.035180  [   51.146579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3388 07:50:03.044831  [   51.152994] CR2: ffffb303c1a33fff CR3: 0000000104202005 CR4: 00000000003706f0
 3389 07:50:03.055194  [   51.160961] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3390 07:50:03.061358  [   51.170892] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1054, name: cat
 3391 07:50:03.067826  [   51.179347] INFO: lockdep is turned off.
 3392 07:50:03.071405  [   51.183721] irq event stamp: 0
 3393 07:50:03.077862  [   51.187125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3394 07:50:03.087434  [   51.194122] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3395 07:50:03.094409  [   51.203246] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3396 07:50:03.097652  
 3397 07:50:03.104085  [   51.212370] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3398 07:50:03.110913  [   51.219366] CPU: 0 PID: 1054 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3399 07:50:03.117181  [   51.228011] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3400 07:50:03.120714  [   51.234827] Call Trace:
 3401 07:50:03.123770  [   51.237553]  dump_stack+0x77/0x9b
 3402 07:50:03.130505  [   51.241250]  ___might_sleep.cold+0xa6/0xb6
 3403 07:50:03.133936  [   51.245811]  exit_signals+0x1c/0x2e0
 3404 07:50:03.137608  [   51.249791]  do_exit+0xd5/0xb00
 3405 07:50:03.140594  [   51.253294]  ? ksys_write+0x68/0xf0
 3406 07:50:03.144239  [   51.257187]  rewind_stack_do_exit+0x17/0x20
 3407 07:50:03.150371  [   51.261852] RIP: 0033:0x7f60924998f3
 3408 07:50:03.170257  [   51.265838] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3409 07:50:03.179935  [   51.286824] RSP: 002b:00007ffee2ff3db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3410 07:50:03.186725  [   51.295278] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f60924998f3
 3411 07:50:03.193345  [   51.303245] RDX: 0000000000000019 RSI: 00007f609238c000 RDI: 0000000000000001
 3412 07:50:03.203118  [   51.311212] RBP: 00007f609238c000 R08: 00007f609238b010 R09: 0000000000000000
 3413 07:50:03.209583  [   51.319179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3414 07:50:03.219405  [   51.327146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3415 07:50:03.219851  6
 3416 07:50:03.222868  # [   49.877212] RIP: 0033:0x7f44e71208f3
 3417 07:50:03.242427  # [   49.881201] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3418 07:50:03.245820  
 3419 07:50:03.252787  # [   49.902183] RSP: 002b:00007ffc62128c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3420 07:50:03.262723  # [   49.910639] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f44e71208f3
 3421 07:50:03.269108  # [   49.918608] RDX: 000000000000000a RSI: 00007f44e7013000 RDI: 0000000000000001
 3422 07:50:03.279231  # [   49.926577] RBP: 00007f44e7013000 R08: 00007f44e7012010 R09: 0000000000000000
 3423 07:50:03.285627  # [   49.934545] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3424 07:50:03.292406  # [   49.942514] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3425 07:50:03.322108  # [   49.950487] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3426 07:50:03.325003  # [   49.976940] CR2: 0000000000000000
 3427 07:50:03.331616  #[   51.440744] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3428 07:50:03.338340  [   51.447931] lkdtm: attempting bad read from page above current stack
 3429 07:50:03.348388  [   51.455094] BUG: stack guard page was hit at 00000000e92488cb (stack is 000000001d525eee..00000000a7c8c111)
 3430 07:50:03.354824   [   49.986851] ---[ end trace ee95a40f003fd251 ]---
 3431 07:50:03.361267  # [   49.9[   51.465995] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3432 07:50:03.371027  [   51.479011] CPU: 3 PID: 1087 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3433 07:50:03.374392  92004] RIP: 0010:lkdtm_BUG+0x5/0x10
 3434 07:50:03.384362  # [   49.996380] Code: 89 f[   51.487659] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3435 07:50:03.397772  f [e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff   51.500683] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3436 07:50:03.417550  [   51.513511] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 c6 d8 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 20 c7 d8 8d <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff
 3437 07:50:03.424215  [   51.534496] RSP: 0018:ffffb303c1abfe50 EFLAGS: 00010246
 3438 07:50:03.430538  [   51.540329] RAX: 0000000000000038 RBX: ffffb303c1abc000 RCX: 0000000000000000
 3439 07:50:03.440154  [   51.548298] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8dd8c720
 3440 07:50:03.447017  [   51.556269] RBP: ffffffff8dd8bdeb R08: 0000000000000000 R09: 0000000000000000
 3441 07:50:03.457055  [   51.564236] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3442 07:50:03.463044  [   51.572203] R13: ffffb303c1abff10 R14: ffffb303c1abff10 R15: ffff9e75429c5000
 3443 07:50:03.473051  [   51.580171] FS:  00007f249b14d580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3444 07:50:03.479746  [   51.589208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3445 07:50:03.486269  [   51.595623] CR2: ffffb303c1ac0000 CR3: 0000000102b66002 CR4: 00000000003706e0
 3446 07:50:03.489573  [   51.603591] Call Trace:
 3447 07:50:03.496026  [   51.606319]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3448 07:50:03.499787  [   51.612153]  direct_entry.cold+0x2c/0x38
 3449 07:50:03.502688  [   51.616532]  full_proxy_write+0x53/0x80
 3450 07:50:03.506280  
 3451 07:50:03.509355  [   51.620830]  vfs_write+0xe7/0x3a0
 3452 07:50:03.512404  [   51.624527]  ksys_write+0x68/0xf0
 3453 07:50:03.516427  [   51.628226]  do_syscall_64+0x30/0x40
 3454 07:50:03.522466  [   51.632214]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3455 07:50:03.526023  [   51.637854] RIP: 0033:0x7f249b0638f3
 3456 07:50:03.545618  [   51.641881] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3457 07:50:03.555532  [   51.662880] RSP: 002b:00007ffc209015c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3458 07:50:03.562402  [   51.671324] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f249b0638f3
 3459 07:50:03.571822  [   51.679292] RDX: 000000000000001a RSI: 00007f249af56000 RDI: 0000000000000001
 3460 07:50:03.578649  [   51.687260] RBP: 00007f249af56000 R08: 00007f249af55010 R09: 0000000000000000
 3461 07:50:03.585078  [   51.695227] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3462 07:50:03.594930  [   51.703195] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3463 07:50:03.621186  [   51.711167] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3464 07:50:03.631166   c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0[   51.737623] ---[ end trace ee95a40f003fd253 ]---
 3465 07:50:03.637729  [   51.748991] RIP: 0010:lkdtm_BUG+0x5/0x10
 3466 07:50:03.657747  [   51.753378] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3467 07:50:03.664164  [   51.774358] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3468 07:50:03.670767  [   51.780181] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3469 07:50:03.680855  [   51.788151] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3470 07:50:03.687417  [   51.796121] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3471 07:50:03.693923  [   51.804089] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3472 07:50:03.704022  [   51.812057] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3473 07:50:03.713721  [   51.820027] FS:  00007f249b14d580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3474 07:50:03.720705  [   51.829064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3475 07:50:03.727133  [   51.835480] CR2: ffffb303c1ac0000 CR3: 0000000102b66002 CR4: 00000000003706e0
 3476 07:50:03.733312  b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3477 07:50:03.739965  # [   50.017364] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3478 07:50:03.746850  # [   50.023196] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3479 07:50:03.756165  # [   50.031165] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3480 07:50:03.762701  # [   50.039133] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3481 07:50:03.772857  # [   50.047101] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3482 07:50:03.779357  # [   50.055070] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3483 07:50:03.789266  # [   50.063038] FS:  00007f44e720a580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3484 07:50:03.796231  # [   50.072074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3485 07:50:03.802768  # [   50.078489] CR2: 0000000000000000 CR3: 0000000104170006 CR4: 00000000003706e0
 3486 07:50:03.812489  # [   50.086457] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3487 07:50:03.825851  # [   50.096367] in_atomic(): 0, irqs_disabled(): 1, non_block: [   51.935473] lkdtm: Performing direct entry UNSET_SMEP
 3488 07:50:03.832371  [   51.942373] lkdtm: trying to clear SMEP normally
 3489 07:50:03.835416  [   51.947555] ------------[ cut here ]------------
 3490 07:50:03.842030  [   51.952731] pinned CR4 bits changed: 0x100000!?
 3491 07:50:03.852549  [   51.957815] WARNING: CPU: 2 PID: 1123 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3492 07:50:03.855503  0, pid: 829, name: cat
 3493 07:50:03.884995  # [   50.104724] INFO: lockdep is turned[   51.968033] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3494 07:50:03.891791  [   52.000662] CPU: 2 PID: 1123 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3495 07:50:03.898245  [   52.009344] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3496 07:50:03.904666  [   52.016151] RIP: 0010:native_write_cr4+0x45/0x60
 3497 07:50:03.925018  [   52.021311] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 04 a1 e3 01 00 75 f2 48 c7 c7 d0 b0 cc 8d c6 05 f4 a0 e3 01 01 e8 86 fc e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3498 07:50:03.931303  [   52.042330] RSP: 0018:ffffb303c1b17e48 EFLAGS: 00010286
 3499 07:50:03.941335  [   52.048168] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3500 07:50:03.947789  [   52.056141] RDX: ffff9e75bad2c660 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 3501 07:50:03.954254  [   52.064118] RBP: ffffffff8dd8be05 R08: 0000000000000000 R09: 0000000000000000
 3502 07:50:03.964341  [   52.072120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3503 07:50:03.971023  [   52.080094] R13: ffffb303c1b17f10 R14: ffffb303c1b17f10 R15: ffff9e7543226000
 3504 07:50:03.980803  [   52.088065] FS:  00007f9b8d946580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3505 07:50:03.987125  [   52.097107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3506 07:50:03.993920  [   52.103526] CR2: 00007f9b8d74f000 CR3: 00000001032fa006 CR4: 00000000003706e0
 3507 07:50:03.997007   off.
 3508 07:50:04.000383  # [   50.109100] irq event stamp: 0
 3509 07:50:04.003573  # [   50.112503] har[   52.111501] Call Trace:
 3510 07:50:04.010658  dirqs last  enabled at (0): [<0000000000000000>] 0x0
 3511 07:50:04.013932  # [   50.1[   52.120449]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3512 07:50:04.027084  19500] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_[   52.131535]  direct_entry.cold+0x2c/0x38
 3513 07:50:04.030397  [   52.142128]  full_proxy_write+0x53/0x80
 3514 07:50:04.033287  process+0x640/0x1c80
 3515 07:50:04.039945  # [   50.128625] softirqs last  enabled at[   52.146443]  vfs_write+0xe7/0x3a0
 3516 07:50:04.043529  [   52.156360]  ksys_write+0x68/0xf0
 3517 07:50:04.046900  [   52.160094]  do_syscall_64+0x30/0x40
 3518 07:50:04.053293  [   52.164119]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3519 07:50:04.056871  [   52.169794] RIP: 0033:0x7f9b8d85c8f3
 3520 07:50:04.063213   (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3521 07:50:04.082982  # [   50.1[   52.173820] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3522 07:50:04.086295  
 3523 07:50:04.093182  [   52.201040] RSP: 002b:00007ffd5a940028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3524 07:50:04.099428  37760] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3525 07:50:04.106010  [   52.209513] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9b8d85c8f3
 3526 07:50:04.115952  [   52.223688] RDX: 000000000000000b RSI: 00007f9b8d74f000 RDI: 0000000000000001
 3527 07:50:04.122848  [   52.231661] RBP: 00007f9b8d74f000 R08: 00007f9b8d74e010 R09: 0000000000000000
 3528 07:50:04.132494  [   52.239634] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3529 07:50:04.139268  [   52.247607] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3530 07:50:04.142844  [   52.255583] irq event stamp: 0
 3531 07:50:04.155818  # [   50.144758] CPU: 3 PID: 829 Comm: cat Tainted: G      D W  [   52.259018] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3532 07:50:04.165472  [   52.272228] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3533 07:50:04.175737  [   52.281368] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3534 07:50:04.182049  [   52.290537] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3535 07:50:04.184921  [   52.297540] ---[ end trace ee95a40f003fd254 ]---
 3536 07:50:04.191611  [   52.302695] lkdtm: ok: SMEP did not get cleared
 3537 07:50:04.198691  [   52.307755] lkdtm: trying to clear SMEP with call gadget
 3538 07:50:04.201978  [   52.313688] lkdtm: ok: SMEP removal was reverted
 3539 07:50:04.204898         5.10.154-cip20 #1
 3540 07:50:04.211551  # [   50.153310] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3541 07:50:04.215030  # [   50.160114] Call Trace:
 3542 07:50:04.218439  # [   50.162842]  dump_stack+0x77/0x9b
 3543 07:50:04.225009  # [   50.166542]  ___might_sleep.cold+0xa6/0xb6
 3544 07:50:04.227827  # [   50.171115]  exit_signals+0x1c/0x2e0
 3545 07:50:04.231321  # [   50.181316]  do_exit+0xd5/0xb00
 3546 07:50:04.234657  # [   50.184829]  ? ksys_write+0x68/0xf0
 3547 07:50:04.241273  # [   50.188722]  rewind_stack_do_exit+0x17/0x20
 3548 07:50:04.244463  # [   50.193389] RIP: 0033:0x7f44e71208f3
 3549 07:50:04.264232  # [   50.197375] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3550 07:50:04.274446  # [   50.218360] RSP: 002b:00007ffc62128c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3551 07:50:04.284234  # [   50.226826] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f44e71208f3
 3552 07:50:04.291079  # [   50.234795] RDX: 000000000000000a RSI: 00007f44e7013000 RDI: 0000000000000001
 3553 07:50:04.300497  # [   50.242761] RBP: 00007f44e7013000 R08: 00007f44e7012010 R09: 0000000000000000
 3554 07:50:04.307205  # [   50.250729] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3555 07:50:04.313945  # [   50.258[   52.419502] lkdtm: Performing direct entry DOUBLE_FAULT
 3556 07:50:04.327169  695] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000[   52.430535] lkdtm: XFAIL: this test is ia32-only
 3557 07:50:04.327776  020000
 3558 07:50:04.330313  # EXCEPTION: saw 'call trace:': ok
 3559 07:50:04.333382  ok 5 selftests: lkdtm: EXCEPTION.sh
 3560 07:50:04.336571  # selftests: lkdtm: LOOP.sh
 3561 07:50:04.340212  # Skipping LOOP: Hangs the system
 3562 07:50:04.343532  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3563 07:50:04.346726  # selftests: lkdtm: EXHAUST_STACK.sh
 3564 07:50:04.353219  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3565 07:50:04.356486  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3566 07:50:04.360011  # selftests: lkdtm: CORRUPT_STACK.sh
 3567 07:50:04.366687  # Skipping CORRUPT_STACK: Crashes entire system on success
 3568 07:50:04.369506  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3569 07:50:04.376245  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3570 07:50:04.382865  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3571 07:50:04.386464  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3572 07:50:04.392812  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3573 07:50:04.399076  # [   50.491905] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3574 07:50:04.402896  # [   50.502879] lkdtm: attempting good list addition
 3575 07:50:04.408961  # [   50.514252] lkdtm: attempting corrupted list addition
 3576 07:50:04.416112  # [   50.526106] lkdtm: list_add() corruption not detected!
 3577 07:50:04.418851  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3578 07:50:04.425730  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3579 07:50:04.428575  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3580 07:50:04.435378  # [   50.674566] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3581 07:50:04.442093  # [   50.681016] lkdtm: attempting good list removal
 3582 07:50:04.448591  # [   50.686088] lkdtm: attempting corrupted list removal
 3583 07:50:04.451834  # [   50.691638] lkdtm: list_del() corruption not detected!
 3584 07:50:04.458685  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3585 07:50:04.464738  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3586 07:50:04.468118  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3587 07:50:04.471479  # Segmentation fault
 3588 07:50:04.477979  # [   50.769171] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3589 07:50:04.484750  # [   50.779045] lkdtm: attempting bad read from page below current stack
 3590 07:50:04.498063  # [   50.792361] BUG: stack guard page was hit at 0000000040def055 (stack[   52.604197] lkdtm: Performing direct entry CORRUPT_PAC
 3591 07:50:04.504311  [   52.615445] lkdtm: XFAIL: this test is arm64-only
 3592 07:50:04.507441   is 00000000abb4b05b..00000000f0b684bd)
 3593 07:50:04.514712  # [   50.809413] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3594 07:50:04.524401  # [   50.816217] CPU: 0 PID: 1054 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3595 07:50:04.530984  # [   50.824865] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3596 07:50:04.537639  # [   50.831670] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3597 07:50:04.557331  # [   50.838187] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 68 c6 d8 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 a8 c6 d8 8d <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44
 3598 07:50:04.560513  
 3599 07:50:04.563939  # [   50.859163] RSP: 0018:ffffb303c1a37e50 EFLAGS: 00010246
 3600 07:50:04.573886  # [   50.864995] RAX: 0000000000000038 RBX: ffffb303c1a34000 RCX: 0000000000000000
 3601 07:50:04.580292  # [   50.872962] RDX: 0000000000000000 RSI: ffff9e75bac1bf70 RDI: ffffffff8dd8c6a8
 3602 07:50:04.590068  # [   50.880930] RBP: ffffffff8dd8bdd2 R08: 0000000000000000 R09: 0000000000000000
 3603 07:50:04.596866  # [   50.888898] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3604 07:50:04.609956  # [   50.896866] R13: ffffb303c1a37f10 R14: ffffb303c1a37f10 R1[   52.717092] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3605 07:50:04.620024  [   52.727405] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3606 07:50:04.620778  5: ffff9e75434fc000
 3607 07:50:04.630186  # [   50.904832] FS:  00007f6092583580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3608 07:50:04.636417  # [   50.913867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3609 07:50:04.643221  # [   50.920280] CR2: ffffb303c1a33fff CR3: 0000000104202005 CR4: 00000000003706f0
 3610 07:50:04.646549  
 3611 07:50:04.647143  # [   50.928250] Call Trace:
 3612 07:50:04.652956  # [   50.930975]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3613 07:50:04.656450  # [   50.936031]  direct_entry.cold+0x2c/0x38
 3614 07:50:04.662996  # [   50.940399]  full_proxy_write+0x53/0x80
 3615 07:50:04.666183  # [   50.944679]  vfs_write+0xe7/0x3a0
 3616 07:50:04.669288  # [   50.948381]  ksys_write+0x68/0xf0
 3617 07:50:04.672853  # [   50.952070]  do_syscall_64+0x30/0x40
 3618 07:50:04.679515  # [   50.956057]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3619 07:50:04.682386  # [   50.961695] RIP: 0033:0x7f60924998f3
 3620 07:50:04.705795  # [   50.965680] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3621 07:50:04.712345  # [   50.986657] RSP: 002b:00007ffee2ff3db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3622 07:50:04.722080  # [   50.995110] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f60924998f3
 3623 07:50:04.728685  # [   51.003076] RDX: 0000000000000019 RSI: 00007f609238c000 RDI: 0000000000000001
 3624 07:50:04.738611  # [   51.011043] RBP: 00007f609238c000 R08: 00007f609238b010 R09: 0000000000000000
 3625 07:50:04.745230  # [   51.019012] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3626 07:50:04.755582  # [   51.026978] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3627 07:50:04.781389  # [   51.034950] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3628 07:50:04.784772  # [   51.061384] ---[ end trace ee95a40f003fd252 ]---
 3629 07:50:04.791611  # [   51.066529] RIP: 0010:lkdtm_BUG+0x5/0x10
 3630 07:50:04.811113  # [   51.070904] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3631 07:50:04.817902  # [   51.091881] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3632 07:50:04.827672  # [   51.097712] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3633 07:50:04.834481  # [   51.105678] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3634 07:50:04.840844  # [   51.113645] R[   52.951834] lkdtm: Performing direct entry READ_AFTER_FREE
 3635 07:50:04.854130  BP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001[   52.958711] lkdtm: Value in memory before free: 12345678
 3636 07:50:04.854845  
 3637 07:50:04.867335  # [   51.121611] R10: 00000000ffffe000 R11: 3fffffffffffffff R[   52.970860] lkdtm: Attempting bad read from freed memory
 3638 07:50:04.867916  12: 0000000000000004
 3639 07:50:04.870290  
 3640 07:50:04.876879  # [   51.129578] R13: ffffb303c154ff10 R14[   52.983011] lkdtm: Memory was not poisoned
 3641 07:50:04.880029  : ffffb303c154ff10 R15: ffff9e754267b000
 3642 07:50:04.890067  # [   51.137545] FS:  00007f6092583580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3643 07:50:04.896661  # [   51.146579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3644 07:50:04.906185  # [   51.152994] CR2: ffffb303c1a33fff CR3: 0000000104202005 CR4: 00000000003706f0
 3645 07:50:04.916051  # [   51.160961] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3646 07:50:04.922590  # [   51.170892] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1054, name: cat
 3647 07:50:04.929292  # [   51.179347] INFO: lockdep is turned off.
 3648 07:50:04.932457  # [   51.183721] irq event stamp: 0
 3649 07:50:04.939108  # [   51.187125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3650 07:50:04.949339  # [   51.194122] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3651 07:50:04.959115  # [   51.203246] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3652 07:50:04.965591  # [   51.212370] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3653 07:50:04.972149  # [   51.219366] CPU: 0 PID: 1054 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3654 07:50:04.975794  
 3655 07:50:04.982071  # [   51.228011] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3656 07:50:04.985240  # [   51.234827] Call Trace:
 3657 07:50:04.988696  # [   51.237553]  dump_stack+0x77/0x9b
 3658 07:50:04.995282  # [   51.2412[   53.102731] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3659 07:50:05.001763  [   53.112394] lkdtm: Value in memory before free: 12345678
 3660 07:50:05.008655  [   53.118385] lkdtm: Attempting to read from freed memory
 3661 07:50:05.011879  50]  ___might_sleep.cold+0xa6/0xb6
 3662 07:50:05.018526  # [   51.245811]  exit_signa[   53.124235] lkdtm: Buddy page was not poisoned
 3663 07:50:05.021625  ls+0x1c/0x2e0
 3664 07:50:05.025074  # [   51.249791]  do_exit+0xd5/0xb00
 3665 07:50:05.028662  # [   51.253294]  ? ksys_write+0x68/0xf0
 3666 07:50:05.031633  # [   51.257187]  rewind_stack_do_exit+0x17/0x20
 3667 07:50:05.038138  # [   51.261852] RIP: 0033:0x7f60924998f3
 3668 07:50:05.058093  # [   51.265838] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3669 07:50:05.068075  # [   51.286824] RSP: 002b:00007ffee2ff3db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3670 07:50:05.074512  # [   51.295278] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f60924998f3
 3671 07:50:05.084146  # [   51.303245] RDX: 0000000000000019 RSI: 00007f609238c000 RDI: 0000000000000001
 3672 07:50:05.091174  # [   51.311212] RBP: 00007f609238c000 R08: 00007f609238b010 R09: 0000000000000000
 3673 07:50:05.100940  # [   51.319179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3674 07:50:05.107778  # [   51.327146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3675 07:50:05.113758  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3676 07:50:05.117209  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3677 07:50:05.124047  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3678 07:50:05.130610  # Segmentation faul[   53.235994] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3679 07:50:05.131211  t
 3680 07:50:05.143923  # [   51.440744] lkdtm: Performing direct entry STACK_GUARD_P[   53.247318] lkdtm: Attempting double slab free ...
 3681 07:50:05.144509  AGE_TRAILING
 3682 07:50:05.150250  # [   51.447931] lkdtm: attempting bad read from page above current stack
 3683 07:50:05.163487  # [   51.455094] BUG: stack guard page was hit at 00000000e92488cb (stack is 000000001d525eee..00000000a7c8c111)
 3684 07:50:05.170180  # [   51.465995] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3685 07:50:05.176611  # [   51.479011] CPU: 3 PID: 1087 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3686 07:50:05.183211  # [   51.487659] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3687 07:50:05.186698  
 3688 07:50:05.193042  # [   51.500683] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3689 07:50:05.213206  # [   51.513511] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 c6 d8 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 20 c7 d8 8d <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff
 3690 07:50:05.219642  # [   51.534496] RSP: 0018:ffffb303c1abfe50 EFLAGS: 00010246
 3691 07:50:05.226531  # [   51.540329] RAX: 0000000000000038 RBX: ffffb303c1abc000 RCX: 0000000000000000
 3692 07:50:05.236140  # [   51.548298] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8dd8c720
 3693 07:50:05.249669  # [   51.556269] RBP: ffffffff8dd8bdeb R08: 0000000000000000 R09: 00[   53.357963] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3694 07:50:05.252606  [   53.364443] lkdtm: Attempting cross-cache slab free ...
 3695 07:50:05.255978  00000000000000
 3696 07:50:05.262688  # [   51.564236] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3697 07:50:05.272418  # [   51.572203] R13: ffffb303c1abff10 R14: ffffb303c1abff10 R15: ffff9e75429c5000
 3698 07:50:05.282337  # [   51.580171] FS:  00007f249b14d580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3699 07:50:05.288872  # [   51.589208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3700 07:50:05.295814  # [   51.595623] CR2: ffffb303c1ac0000 CR3: 0000000102b66002 CR4: 00000000003706e0
 3701 07:50:05.298852  # [   51.603591] Call Trace:
 3702 07:50:05.305505  # [   51.606319]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3703 07:50:05.308731  # [   51.612153]  direct_entry.cold+0x2c/0x38
 3704 07:50:05.315524  # [   51.616532]  full_proxy_write+0x53/0x80
 3705 07:50:05.318592  # [   51.620830]  vfs_write+0xe7/0x3a0
 3706 07:50:05.321819  # [   51.624527]  ksys_write+0x68/0xf0
 3707 07:50:05.325044  # [   51.628226]  do_syscall_64+0x30/0x40
 3708 07:50:05.332108  # [   51.632214]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3709 07:50:05.335140  # [   51.637854] RIP: 0033:0x7f249b0638f3
 3710 07:50:05.351896  # [   51.641881] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85[   53.458847] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3711 07:50:05.364899   c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1[   53.469597] lkdtm: Attempting non-Slab slab free ...
 3712 07:50:05.368462  f 40 00 48 83 ec 28 48 89 54 24 18
 3713 07:50:05.377927  # [   51.662880] RSP: 002b:00007ffc209015c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3714 07:50:05.384525  # [   51.671324] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f249b0638f3
 3715 07:50:05.394529  # [   51.679292] RDX: 000000000000001a RSI: 00007f249af56000 RDI: 0000000000000001
 3716 07:50:05.400992  # [   51.687260] RBP: 00007f249af56000 R08: 00007f249af55010 R09: 0000000000000000
 3717 07:50:05.410889  # [   51.695227] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3718 07:50:05.417610  # [   51.703195] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3719 07:50:05.444019  # [   51.711167] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3720 07:50:05.450375  # [   51.737623] ---[ end trace ee95a40f003fd253 ]---
 3721 07:50:05.453709  # [   51.748991] RIP: 0010:lkdtm_BUG+0x5/0x10
 3722 07:50:05.477212  # [   51.753378] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3723 07:50:05.480067  # [   51.774358] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3724 07:50:05.490144  # [   51.780181] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3725 07:50:05.496574  # [   51.788151] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3726 07:50:05.506269  # [   51.796121] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3727 07:50:05.512993  # [   51.804089] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3728 07:50:05.522690  # [   51.812057] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3729 07:50:05.532711  # [   51.820027] FS:  00007f249b14d580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 3730 07:50:05.539615  # [   51.829064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3731 07:50:05.546249  # [   51.835480] CR2: ffffb303c1ac0000 CR3: 0000000102b66002 CR4: 00000000003706e0
 3732 07:50:05.552634  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3733 07:50:05.555717  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3734 07:50:05.559135  # selftests: lkdtm: UNSET_SMEP.sh
 3735 07:50:05.565735  # [   51.935473] lkdtm: Performing direct entry UNSET_SMEP
 3736 07:50:05.572518  # [   51.942373] lkdtm: trying to clear SMEP normally
 3737 07:50:05.575795  # [   51.947555] ------------[ cut here ]------------
 3738 07:50:05.582406  # [   51.952731] pinned CR4 bits changed: 0x100000!?
 3739 07:50:05.592129  # [   51.957815] WARNING: CPU: 2 PID: 1123 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3740 07:50:05.611754  # [   51.968033] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightba[   53.721267] lkdtm: Performing direct entry EXEC_DATA
 3741 07:50:05.625138  r cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhu[   53.729351] lkdtm: attempting ok execution at ffffffff8cce0340
 3742 07:50:05.631555  b x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3743 07:50:05.638554  # [   52.0[   53.742087] lkdtm: attempting bad execution at ffffffff8f620660
 3744 07:50:05.651604  00662] CPU: 2 PID: 1123 Comm: cat Tainted: G      D W         5.[   53.754936] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3745 07:50:05.661919  [   53.769468] BUG: unable to handle page fault for address: ffffffff8f620660
 3746 07:50:05.668176  [   53.777138] #PF: supervisor instruction fetch in kernel mode
 3747 07:50:05.674850  [   53.783456] #PF: error_code(0x0011) - permissions violation
 3748 07:50:05.681320  [   53.789678] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 8000000022c000e3 
 3749 07:50:05.684397  [   53.797170] Oops: 0011 [#5] SMP PTI
 3750 07:50:05.694663  [   53.801061] CPU: 0 PID: 1630 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3751 07:50:05.701431  [   53.809710] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3752 07:50:05.704487  [   53.816517] RIP: 0010:data_area+0x0/0x40
 3753 07:50:05.724396  [   53.820898] Code: ff ff 00 1d 3b 40 75 9e ff ff 00 1c 3b 40 75 9e 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
 3754 07:50:05.731099  [   53.841880] RSP: 0018:ffffb303c22efe48 EFLAGS: 00010246
 3755 07:50:05.740681  [   53.847714] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3756 07:50:05.747456  [   53.855674] RDX: 0000000000000000 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 3757 07:50:05.754301  [   53.863644] RBP: ffffffff8f620660 R08: 0000000000000000 R09: 0000000000000000
 3758 07:50:05.764179  [   53.871613] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3759 07:50:05.770491  [   53.879572] R13: ffffb303c22eff10 R14: ffffb303c22eff10 R15: ffff9e7542bd8000
 3760 07:50:05.779975  [   53.887540] FS:  00007f16fc4b6580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3761 07:50:05.786958  [   53.896576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3762 07:50:05.793543  [   53.902990] CR2: ffffffff8f620660 CR3: 0000000105b9a004 CR4: 00000000003706f0
 3763 07:50:05.796519  [   53.910959] Call Trace:
 3764 07:50:05.803540  [   53.913687]  ? execute_location+0x45/0x56
 3765 07:50:05.806614  [   53.918166]  ? direct_entry.cold+0x2c/0x38
 3766 07:50:05.810001  [   53.922728]  ? full_proxy_write+0x53/0x80
 3767 07:50:05.813822  [   53.927208]  ? vfs_write+0xe7/0x3a0
 3768 07:50:05.819831  [   53.931099]  ? ksys_write+0x68/0xf0
 3769 07:50:05.823113  [   53.934984]  ? do_syscall_64+0x30/0x40
 3770 07:50:05.830354  [   53.939166]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3771 07:50:05.856033  [   53.945002] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3772 07:50:05.859790  [   53.971441] CR2: ffffffff8f620660
 3773 07:50:05.862658  [   53.975130] ---[ end trace ee95a40f003fd255 ]---
 3774 07:50:05.869470  [   53.980276] RIP: 0010:lkdtm_BUG+0x5/0x10
 3775 07:50:05.889088  [   53.984651] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3776 07:50:05.896020  [   54.005632] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3777 07:50:05.902750  [   54.011467] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3778 07:50:05.912154  [   54.019436] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3779 07:50:05.919065  [   54.027405] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3780 07:50:05.925299  [   54.035374] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3781 07:50:05.935280  [   54.043342] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3782 07:50:05.945741  [   54.051310] FS:  00007f16fc4b6580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 3783 07:50:05.951911  [   54.060349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3784 07:50:05.958492  [   54.066764] CR2: ffffffff8f620660 CR3: 0000000105b9a004 CR4: 00000000003706f0
 3785 07:50:05.968733  [   54.074733] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3786 07:50:05.978349  [   54.084645] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1630, name: cat
 3787 07:50:05.981535  [   54.093099] INFO: lockdep is turned off.
 3788 07:50:05.984711  [   54.097472] irq event stamp: 0
 3789 07:50:05.991274  [   54.100878] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3790 07:50:06.001586  [   54.107877] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3791 07:50:06.011007  [   54.117004] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3792 07:50:06.018142  [   54.126129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3793 07:50:06.024804  [   54.133127] CPU: 0 PID: 1630 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3794 07:50:06.031051  [   54.141768] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3795 07:50:06.034535  [   54.148572] Call Trace:
 3796 07:50:06.037915  [   54.151299]  dump_stack+0x77/0x9b
 3797 07:50:06.044312  [   54.155002]  ___might_sleep.cold+0xa6/0xb6
 3798 07:50:06.047355  [   54.159576]  exit_signals+0x1c/0x2e0
 3799 07:50:06.051153  [   54.163563]  do_exit+0xd5/0xb00
 3800 07:50:06.054428  [   54.167057]  ? ksys_write+0x68/0xf0
 3801 07:50:06.061153  [   54.170950]  rewind_stack_do_exit+0x17/0x20
 3802 07:50:06.064274  [   54.175623] RIP: 0033:0x7f16fc3cc8f3
 3803 07:50:06.084115  [   54.179609] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3804 07:50:06.093887  [   54.200593] RSP: 002b:00007ffeab2a9cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3805 07:50:06.100071  [   54.209050] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f16fc3cc8f3
 3806 07:50:06.110445  [   54.217017] RDX: 000000000000000a RSI: 00007f16fc2bf000 RDI: 0000000000000001
 3807 07:50:06.116917  [   54.224987] RBP: 00007f16fc2bf000 R08: 00007f16fc2be010 R09: 0000000000000000
 3808 07:50:06.123577  [   54.232955] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3809 07:50:06.133166  [   54.240924] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3810 07:50:06.133694  10.154-cip20 #1
 3811 07:50:06.139752  # [   52.009344] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3812 07:50:06.146267  # [   52.016151] RIP: 0010:native_write_cr4+0x45/0x60
 3813 07:50:06.166197  # [   52.021311] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 04 a1 e3 01 00 75 f2 48 c7 c7 d0 b0 cc 8d c6 05 f4 a0 e3 01 01 e8 86 fc e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3814 07:50:06.172982  # [   52.042330] RSP: 0018:ffffb303c1b17e48 EFLAGS: 00010286
 3815 07:50:06.182548  # [   52.048168] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3816 07:50:06.189383  # [   52.056141] RDX: ffff9e75bad2c660 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 3817 07:50:06.199025  # [   52.064118] RBP: ffffffff8dd8be05 R08: 0000000000000000 R09: 0000000000000000
 3818 07:50:06.205682  # [   52.072120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3819 07:50:06.215705  # [   52.080094] R13: ffffb303c1b17f10 R14: ffffb303c1b17f10 R15: ffff9e7543226000
 3820 07:50:06.222135  # [   52.088065] FS:  00007f9b8d946580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3821 07:50:06.228967  # [   52.097107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3822 07:50:06.238665  # [   52.103526] CR2: 00007f9b8d74f000 CR3: 00000001032fa006 CR4: 00000000003706e0
 3823 07:50:06.242106  # [   52.111501] Call Trace:
 3824 07:50:06.245499  # [   52.120449]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3825 07:50:06.252509  # [   52.131535]  direct_entry.cold+0x2c/0x38
 3826 07:50:06.255286  # [   52.142128]  full_proxy_write+0x53/0x80
 3827 07:50:06.258820  # [   52.146443]  vfs_write+0xe7/0x3a0
 3828 07:50:06.261901  # [   52.156360]  ksys_write+0x68/0xf0
 3829 07:50:06.268245  # [   52.160094]  do_syscall_64+0x30/0x40
 3830 07:50:06.275109  # [   52.164119]  e[   54.384752] lkdtm: Performing direct entry EXEC_STACK
 3831 07:50:06.281958  [   54.391465] lkdtm: attempting ok execution at ffffffff8cce0340
 3832 07:50:06.288387  [   54.398000] lkdtm: attempting bad execution at ffffb303c235fe18
 3833 07:50:06.298189  [   54.404627] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3834 07:50:06.304656  [   54.412992] BUG: unable to handle page fault for address: ffffb303c235fe18
 3835 07:50:06.311292  [   54.420673] #PF: supervisor instruction fetch in kernel mode
 3836 07:50:06.317901  [   54.426992] #PF: error_code(0x0011) - permissions violation
 3837 07:50:06.321294  nt[ry_SYSCALL_64_after_hwframe+0x61/0xc6
 3838 07:50:06.331255  # [   52.169794] RIP: 0   54.433214] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103320067 PTE 8000000103231063
 3839 07:50:06.334337  [   54.448471] Oops: 0011 [#6] SMP PTI
 3840 07:50:06.344413  [   54.452363] CPU: 2 PID: 1666 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3841 07:50:06.351019  [   54.461012] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3842 07:50:06.353945  [   54.467827] RIP: 0010:0xffffb303c235fe18
 3843 07:50:06.377154  [   54.472204] Code: 00 00 18 fe 35 c2 03 b3 ff ff ff 05 37 8d ff ff ff ff 20 00 00 00 00 00 00 00 2e bf d8 8d ff ff ff ff 2e 07 37 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
 3844 07:50:06.384115  [   54.493184] RSP: 0018:ffffb303c235fdf8 EFLAGS: 00010246
 3845 07:50:06.390531  [   54.499007] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3846 07:50:06.397218  [   54.506973] RDX: 0000000000000000 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 3847 07:50:06.406955  [   54.514943] RBP: ffffb303c235fe18 R08: 0000000000000000 R09: 0000000000000000
 3848 07:50:06.413886  [   54.522911] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3849 07:50:06.423532  [   54.530879] R13: ffffb303c235ff10 R14: ffffb303c235ff10 R15: ffff9e754270c000
 3850 07:50:06.430553  [   54.538865] FS:  00007faf0d560580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3851 07:50:06.433490  033:0x7f9b8d85c8f3
 3852 07:50:06.443506  # [   52.173820] Code: 8b 15 a1 25 0e 00 f7 [   54.547900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3853 07:50:06.453308  [   54.560528] CR2: ffffb303c235fe18 CR3: 0000000102be6005 CR4: 00000000003706e0
 3854 07:50:06.453808  [   54.568497] Call Trace:
 3855 07:50:06.460082  [   54.571224]  ? execute_location+0x45/0x56
 3856 07:50:06.463251  [   54.575697]  ? lkdtm_EXEC_STACK+0x26/0x44
 3857 07:50:06.469726  [   54.580162]  ? direct_entry.cold+0x2c/0x38
 3858 07:50:06.473764  [   54.584724]  ? full_proxy_write+0x53/0x80
 3859 07:50:06.476607  [   54.589200]  ? vfs_write+0xe7/0x3a0
 3860 07:50:06.480052  [   54.593091]  ? ksys_write+0x68/0xf0
 3861 07:50:06.486164  [   54.596982]  ? do_syscall_64+0x30/0x40
 3862 07:50:06.489586  [   54.601162]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3863 07:50:06.516006  [   54.606998] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3864 07:50:06.525820  d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 0[   54.633453] CR2: ffffb303c235fe18
 3865 07:50:06.532623  [   54.643361] ---[ end trace ee95a40f003fd256 ]---
 3866 07:50:06.535944  [   54.648514] RIP: 0010:lkdtm_BUG+0x5/0x10
 3867 07:50:06.558935  [   54.652881] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3868 07:50:06.562259  [   54.673851] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3869 07:50:06.572131  [   54.679705] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3870 07:50:06.578873  [   54.687672] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3871 07:50:06.588803  [   54.695639] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3872 07:50:06.595024  [   54.703609] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3873 07:50:06.601619  [   54.711576] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3874 07:50:06.611484  [   54.719543] FS:  00007faf0d560580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3875 07:50:06.618043  [   54.728580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3876 07:50:06.628329  [   54.734994] CR2: ffffb303c235fe18 CR3: 0000000102be6005 CR4: 00000000003706e0
 3877 07:50:06.637891  0 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3878 07:50:06.644888  # [   52.201040] RSP: 002b:00007ffd5a940028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3879 07:50:06.654726  # [   52.209513] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9b8d85c8f3
 3880 07:50:06.661150  # [   52.223688] RDX: 000000000000000b RSI: 00007f9b8d74f000 RDI: 0000000000000001
 3881 07:50:06.671058  # [   52.231661] RBP: 00007f9b8d74f000 R08: 00007f9b8d74e010 R09: 0000000000000000
 3882 07:50:06.677667  # [   52.239634] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3883 07:50:06.687710  # [   52.247607] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3884 07:50:06.690809  # [   52.255583] irq event stamp: 0
 3885 07:50:06.697247  # [   52.259018] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3886 07:50:06.707254  # [   52.272228] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3887 07:50:06.717253  # [   52.281368] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3888 07:50:06.724108  # [   52.290537] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3889 07:50:06.727085  # [   52.297540] ---[ end trace ee95a40f003fd254 ]---
 3890 07:50:06.733560  # [   52.302695] lkdtm: ok: SMEP did not get cleared
 3891 07:50:06.740430  # [   52.307755] lkdtm: trying to clear SMEP with call gadget
 3892 07:50:06.746704  # [   52.313688] lkdtm: ok: SMEP removal was reverted
 3893 07:50:06.750203  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 3894 07:50:06.753366  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 3895 07:50:06.763331  # selftests: lkdtm: DOUBLE_FAULT[   54.868665] lkdtm: Performing direct entry EXEC_KMALLOC
 3896 07:50:06.769742  [   54.879353] lkdtm: attempting ok execution at ffffffff8cce0340
 3897 07:50:06.770263  .sh
 3898 07:50:06.783578  # [   52.419502] lkdtm: Performing direct entry DOUBLE_FAUL[   54.885895] lkdtm: attempting bad execution at ffff9e7546458ac0
 3899 07:50:06.789925  [   54.898746] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3900 07:50:06.790493  T
 3901 07:50:06.796426  # [   52.430535] lkdtm: XFAIL: this test is ia32-only
 3902 07:50:06.803009  # DOUB[   54.907109] BUG: unable to handle page fault for address: ffff9e7546458ac0
 3903 07:50:06.806283  
 3904 07:50:06.809400  [   54.921002] #PF: supervisor instruction fetch in kernel mode
 3905 07:50:06.816028  [   54.927320] #PF: error_code(0x0011) - permissions violation
 3906 07:50:06.819358  LE_[FAULT: saw 'XFAIL': [SKIP]
 3907 07:50:06.833149  ok 15 selftests: lkdtm: DOUBLE_FA   54.933541] PGD 22e01067 P4D 22e01067 PUD 10084e063 PMD 104c3e063 PTE 8000000106458063
 3908 07:50:06.836043  [   54.948605] Oops: 0011 [#7] SMP PTI
 3909 07:50:06.846508  [   54.952497] CPU: 2 PID: 1702 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3910 07:50:06.852746  [   54.961145] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3911 07:50:06.856136  [   54.967950] RIP: 0010:0xffff9e7546458ac0
 3912 07:50:06.876056  [   54.972318] Code: 00 00 02 00 00 00 00 00 00 00 00 8a 45 46 75 9e ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 50 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
 3913 07:50:06.882200  [   54.993297] RSP: 0018:ffffb303c23efe38 EFLAGS: 00010246
 3914 07:50:06.892208  [   54.999131] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3915 07:50:06.898547  [   55.007098] RDX: 0000000000000000 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 3916 07:50:06.905637  [   55.015064] RBP: ffff9e7546458ac0 R08: 0000000000000000 R09: 0000000000000000
 3917 07:50:06.915389  [   55.023035] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3918 07:50:06.922033  [   55.031003] R13: ffffb303c23eff10 R14: ffffb303c23eff10 R15: ffff9e754324a000
 3919 07:50:06.931741  [   55.038980] FS:  00007f6d10a25580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3920 07:50:06.938457  [   55.048017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3921 07:50:06.945176  [   55.054422] CR2: ffff9e7546458ac0 CR3: 000000010325a001 CR4: 00000000003706e0
 3922 07:50:06.948641  [   55.062390] Call Trace:
 3923 07:50:06.951653  [   55.065119]  ? execute_location+0x45/0x56
 3924 07:50:06.954710  
 3925 07:50:06.958176  [   55.069596]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3926 07:50:06.962031  [   55.074262]  ? direct_entry.cold+0x2c/0x38
 3927 07:50:06.967827  [   55.078847]  ? full_proxy_write+0x53/0x80
 3928 07:50:06.971215  [   55.083322]  ? vfs_write+0xe7/0x3a0
 3929 07:50:06.974626  [   55.087213]  ? ksys_write+0x68/0xf0
 3930 07:50:06.977978  [   55.091104]  ? do_syscall_64+0x30/0x40
 3931 07:50:06.984780  [   55.095276]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3932 07:50:07.011102  [   55.101111] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3933 07:50:07.013926  ULT.sh # SKIP
 3934 07:50:07.017750  # selftests: lkdtm: CORRUPT_PAC.sh
 3935 07:50:07.021036  # [   52.6041[   55.127562] CR2: ffff9e7546458ac0
 3936 07:50:07.027860  [   55.137471] ---[ end trace ee95a40f003fd257 ]---
 3937 07:50:07.031219  [   55.142623] RIP: 0010:lkdtm_BUG+0x5/0x10
 3938 07:50:07.050828  [   55.146997] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3939 07:50:07.056968  [   55.167976] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 3940 07:50:07.067217  [   55.173825] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 3941 07:50:07.073720  [   55.181793] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 3942 07:50:07.080877  [   55.189762] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 3943 07:50:07.090092  [   55.197731] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3944 07:50:07.096770  [   55.205700] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 3945 07:50:07.106776  [   55.213669] FS:  00007f6d10a25580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 3946 07:50:07.113018  [   55.222705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3947 07:50:07.119647  [   55.229121] CR2: ffff9e7546458ac0 CR3: 000000010325a001 CR4: 00000000003706e0
 3948 07:50:07.129414  [   55.237090] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3949 07:50:07.139664  [   55.247002] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1702, name: cat
 3950 07:50:07.142927  [   55.255456] INFO: lockdep is turned off.
 3951 07:50:07.146643  [   55.259831] irq event stamp: 0
 3952 07:50:07.152668  [   55.263237] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3953 07:50:07.163062  [   55.270226] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3954 07:50:07.173112  [   55.279350] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 3955 07:50:07.179363  [   55.288483] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3956 07:50:07.189067  [   55.295480] CPU: 2 PID: 1702 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3957 07:50:07.195490  [   55.304128] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3958 07:50:07.195965  [   55.310931] Call Trace:
 3959 07:50:07.198936  
 3960 07:50:07.202354  [   55.313658]  dump_stack+0x77/0x9b
 3961 07:50:07.205522  [   55.317356]  ___might_sleep.cold+0xa6/0xb6
 3962 07:50:07.208912  [   55.321926]  exit_signals+0x1c/0x2e0
 3963 07:50:07.211965  [   55.325913]  do_exit+0xd5/0xb00
 3964 07:50:07.215311  [   55.329414]  ? ksys_write+0x68/0xf0
 3965 07:50:07.221990  [   55.333307]  rewind_stack_do_exit+0x17/0x20
 3966 07:50:07.225202  [   55.337974] RIP: 0033:0x7f6d1093b8f3
 3967 07:50:07.245600  [   55.341962] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3968 07:50:07.255434  [   55.362932] RSP: 002b:00007ffede2060f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3969 07:50:07.262078  [   55.371386] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f6d1093b8f3
 3970 07:50:07.271397  [   55.379353] RDX: 000000000000000d RSI: 00007f6d1082e000 RDI: 0000000000000001
 3971 07:50:07.278174  [   55.387318] RBP: 00007f6d1082e000 R08: 00007f6d1082d010 R09: 0000000000000000
 3972 07:50:07.288073  [   55.395285] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3973 07:50:07.294788  [   55.403252] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3974 07:50:07.298013  97] lkdtm: Performing direct entry CORRUPT_PAC
 3975 07:50:07.304676  # [   52.615445] lkdtm: XFAIL: this test is arm64-only
 3976 07:50:07.307924  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 3977 07:50:07.314444  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 3978 07:50:07.317666  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 3979 07:50:07.324599  # [   52.717092] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3980 07:50:07.334127  # [   52.727405] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3981 07:50:07.337475  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 3982 07:50:07.343920  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 3983 07:50:07.347619  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 3984 07:50:07.353992  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 3985 07:50:07.360381  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 3986 07:50:07.363570  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 3987 07:50:07.370841  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 3988 07:50:07.373768  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 3989 07:50:07.376731  # selftests: lkdtm: READ_AFTER_FREE.sh
 3990 07:50:07.383656  # [   52.951834] lkdtm: Performing direct entry READ_AFTER_FREE
 3991 07:50:07.390050  # [   52.958711] lkdtm: Value in memory before free: 12345678
 3992 07:50:07.396625  # [   52.970860] lkdtm: Attempting bad read from freed memory
 3993 07:50:07.400265  # [   52.983011] lkdtm: Memory was not poisoned
 3994 07:50:07.406566  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 3995 07:50:07.413610  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 3996 07:50:07.419829  # selftest[   55.526547] lkdtm: Performing direct entry EXEC_VMALLOC
 3997 07:50:07.426691  [   55.535212] lkdtm: attempting ok execution at ffffffff8cce0340
 3998 07:50:07.433098  [   55.541759] lkdtm: attempting bad execution at ffffb303c0379000
 3999 07:50:07.439619  [   55.548407] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4000 07:50:07.442925  s:[ lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 4001 07:50:07.452674  # Skipping WRITE_BUDDY_AFTE   55.556780] BUG: unable to handle page fault for address: ffffb303c0379000
 4002 07:50:07.459211  [   55.570678] #PF: supervisor instruction fetch in kernel mode
 4003 07:50:07.466119  [   55.576995] #PF: error_code(0x0011) - permissions violation
 4004 07:50:07.469225  R_[FREE: Corrupts memory on failure
 4005 07:50:07.482715  ok 21 selftests: lkdtm: WRIT   55.583214] PGD 100000067 P4D 100000067 PUD 100211067 PMD 1003be067 PTE 8000000105995063
 4006 07:50:07.485866  [   55.598472] Oops: 0011 [#8] SMP PTI
 4007 07:50:07.495836  [   55.602362] CPU: 2 PID: 1738 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4008 07:50:07.502159  [   55.611009] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4009 07:50:07.505443  [   55.617827] RIP: 0010:0xffffb303c0379000
 4010 07:50:07.512470  [   55.622204] Code: Unable to access opcode bytes at RIP 0xffffb303c0378fd6.
 4011 07:50:07.519458  [   55.629881] RSP: 0018:ffffb303c246fe38 EFLAGS: 00010246
 4012 07:50:07.528821  [   55.635703] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4013 07:50:07.535449  [   55.643672] RDX: 0000000000000000 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 4014 07:50:07.541858  [   55.651638] RBP: ffffb303c0379000 R08: 0000000000000000 R09: 0000000000000000
 4015 07:50:07.552029  [   55.659605] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4016 07:50:07.558447  [   55.667571] R13: ffffb303c246ff10 R14: ffffb303c246ff10 R15: ffff9e7545995000
 4017 07:50:07.568458  [   55.675540] FS:  00007fe283bf4580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4018 07:50:07.574900  [   55.684575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4019 07:50:07.581479  [   55.690988] CR2: ffffb303c0378fd6 CR3: 0000000103460001 CR4: 00000000003706e0
 4020 07:50:07.584799  [   55.698955] Call Trace:
 4021 07:50:07.588701  [   55.701683]  ? execute_location+0x45/0x56
 4022 07:50:07.594567  [   55.706157]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4023 07:50:07.598029  [   55.710826]  ? direct_entry.cold+0x2c/0x38
 4024 07:50:07.604806  [   55.715397]  ? full_proxy_write+0x53/0x80
 4025 07:50:07.607762  [   55.719864]  ? vfs_write+0xe7/0x3a0
 4026 07:50:07.611191  [   55.723798]  ? ksys_write+0x68/0xf0
 4027 07:50:07.614792  [   55.727714]  ? do_syscall_64+0x30/0x40
 4028 07:50:07.621025  [   55.731896]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4029 07:50:07.647004  [   55.737733] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4030 07:50:07.650104  E_BUDDY_AFTER_FREE.sh # SKIP
 4031 07:50:07.656775  # selftests: lkdtm: READ_BUDDY_AFT[   55.764186] CR2: ffffb303c0379000
 4032 07:50:07.663887  [   55.774095] ---[ end trace ee95a40f003fd258 ]---
 4033 07:50:07.666872  [   55.779249] RIP: 0010:lkdtm_BUG+0x5/0x10
 4034 07:50:07.686985  [   55.783617] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4035 07:50:07.693274  [   55.804596] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4036 07:50:07.700756  [   55.810428] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4037 07:50:07.703625  
 4038 07:50:07.710108  [   55.818397] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4039 07:50:07.716926  [   55.826365] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4040 07:50:07.726714  [   55.834332] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4041 07:50:07.733554  [   55.842300] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4042 07:50:07.743429  [   55.850268] FS:  00007fe283bf4580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4043 07:50:07.750131  [   55.859305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4044 07:50:07.756333  [   55.865721] CR2: ffffb303c0378fd6 CR3: 0000000103460001 CR4: 00000000003706e0
 4045 07:50:07.759862  ER_FREE.sh
 4046 07:50:07.765806  # [   53.102731] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 4047 07:50:07.772499  # [   53.112394] lkdtm: Value in memory before free: 12345678
 4048 07:50:07.775498  # [   53.118385] lkdtm: Attempting to read from freed memory
 4049 07:50:07.782266  # [   53.124235] lkdtm: Buddy page was not poisoned
 4050 07:50:07.788843  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4051 07:50:07.792465  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4052 07:50:07.795359  
 4053 07:50:07.798751  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4054 07:50:07.805649  # [   53.235994] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4055 07:50:07.808535  # [   53.247318] lkdtm: Attempting double slab free ...
 4056 07:50:07.815508  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4057 07:50:07.821558  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4058 07:50:07.825213  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4059 07:50:07.831350  # [   53.357963] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4060 07:50:07.838503  # [   53.364443] lkdtm: Attempting cross-cache slab free ...
 4061 07:50:07.841875  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4062 07:50:07.848240  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4063 07:50:07.851598  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4064 07:50:07.861851  # [   53.458847] lkdtm: Performing direct entry SLAB_FREE_[   55.972756] lkdtm: Performing direct entry EXEC_RODATA
 4065 07:50:07.862519  PAGE
 4066 07:50:07.868199  # [   53.469597] lkdtm: Attempting non-Slab slab free ...
 4067 07:50:07.874765  [   55.978903] lkdtm: attempting ok execution at ffffffff8cce0340
 4068 07:50:07.875365  
 4069 07:50:07.881153  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4070 07:50:07.887855  not ok 25 self[   55.991638] lkdtm: attempting bad execution at ffffffff8d99c220
 4071 07:50:07.890962  tests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4072 07:50:07.900801  # selftests: lkdtm: SO[   56.004465] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4073 07:50:07.910681  [   56.019036] BUG: unable to handle page fault for address: ffffffff8d99c220
 4074 07:50:07.911184  FTLOCKUP.sh
 4075 07:50:07.914075  # Skipping SOFTLOCKUP: Hangs the system
 4076 07:50:07.924247  ok 26 self[   56.026717] #PF: supervisor instruction fetch in kernel mode
 4077 07:50:07.927468  [   56.039250] #PF: error_code(0x0011) - permissions violation
 4078 07:50:07.937162  [   56.045472] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 8000000020e000e1 
 4079 07:50:07.940924  tests: lkdtm: SOFTLOCKUP.sh # SKIP
 4080 07:50:07.947104  # selftests: lkdtm: HARDLOCK[   56.052959] Oops: 0011 [#9] SMP PTI
 4081 07:50:07.953813  [   56.063060] CPU: 1 PID: 1774 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4082 07:50:07.960375  [   56.071707] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4083 07:50:07.967013  [   56.078511] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4084 07:50:07.967515  UP.sh
 4085 07:50:07.973622  # Skipping HARDLOCKUP: Hangs the system
 4086 07:50:07.993192  ok 27 selftests:[   56.084248] Code: ff ff 9e 1b 37 8d ff ff ff ff 7a c1 d8 8d ff ff ff ff e4 02 37 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
 4087 07:50:07.996503  
 4088 07:50:07.999695  [   56.111440] RSP: 0018:ffffb303c24e7e48 EFLAGS: 00010246
 4089 07:50:08.009864  [   56.117272] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4090 07:50:08.016198  [   56.125238] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 4091 07:50:08.026818  [   56.133207] RBP: ffffffff8d99c220 R08: 0000000000000000 R09: 0000000000000000
 4092 07:50:08.032711  [   56.141174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4093 07:50:08.039578  [   56.149141] R13: ffffb303c24e7f10 R14: ffffb303c24e7f10 R15: ffff9e754595e000
 4094 07:50:08.049227  [   56.157108] FS:  00007fce90d0b580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4095 07:50:08.055709  [   56.166143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4096 07:50:08.062773  [   56.172557] CR2: ffffffff8d99c220 CR3: 0000000102796006 CR4: 00000000003706e0
 4097 07:50:08.065645  [   56.180525] Call Trace:
 4098 07:50:08.072311  [   56.183252]  ? execute_location+0x45/0x56
 4099 07:50:08.075716   lkdtm: HARDLOCKUP.sh # SKIP
 4100 07:50:08.079416  # selftests: lkdtm: SPINLOCKUP.sh
 4101 07:50:08.082692  [   56.187727]  ? direct_entry.cold+0x2c/0x38
 4102 07:50:08.085398  [   56.198509]  ? full_proxy_write+0x53/0x80
 4103 07:50:08.089111  [   56.202983]  ? vfs_write+0xe7/0x3a0
 4104 07:50:08.095597  [   56.206880]  ? ksys_write+0x68/0xf0
 4105 07:50:08.098814  [   56.210772]  ? do_syscall_64+0x30/0x40
 4106 07:50:08.105251  [   56.214954]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4107 07:50:08.105765  
 4108 07:50:08.108617  # Skipping SPINLOCKUP: Hangs the system
 4109 07:50:08.138554  ok 28 selftests: lkdtm[   56.220781] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4110 07:50:08.141615  [   56.253413] CR2: ffffffff8d99c220
 4111 07:50:08.145191  [   56.257110] ---[ end trace ee95a40f003fd259 ]---
 4112 07:50:08.151567  [   56.262266] RIP: 0010:lkdtm_BUG+0x5/0x10
 4113 07:50:08.152091  : SPINLOCKUP.sh # SKIP
 4114 07:50:08.154586  # selftests: lkdtm: HUNG_TASK.sh
 4115 07:50:08.177299  # Skip[   56.266643] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4116 07:50:08.184086  [   56.293834] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4117 07:50:08.190508  [   56.299658] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4118 07:50:08.197279  [   56.307626] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4119 07:50:08.207541  [   56.315586] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4120 07:50:08.213759  [   56.323544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4121 07:50:08.223754  [   56.331511] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4122 07:50:08.230114  [   56.339478] FS:  00007fce90d0b580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4123 07:50:08.236760  [   56.348513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4124 07:50:08.246728  [   56.354927] CR2: ffffffff8d99c220 CR3: 0000000102796006 CR4: 00000000003706e0
 4125 07:50:08.256947  [   56.362896] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4126 07:50:08.263405  [   56.372805] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1774, name: cat
 4127 07:50:08.269884  [   56.381257] INFO: lockdep is turned off.
 4128 07:50:08.273500  [   56.385633] irq event stamp: 0
 4129 07:50:08.279699  [   56.389038] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4130 07:50:08.289422  [   56.396029] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4131 07:50:08.296470  [   56.405163] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4132 07:50:08.303005  [   56.414296] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4133 07:50:08.312961  [   56.421293] CPU: 1 PID: 1774 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4134 07:50:08.319655  [   56.429932] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4135 07:50:08.322582  [   56.436734] Call Trace:
 4136 07:50:08.326368  [   56.439463]  dump_stack+0x77/0x9b
 4137 07:50:08.329328  ping HUNG_TASK: Hangs the system
 4138 07:50:08.336057  ok 29 selftests: lkdtm: HUNG_T[   56.443163]  ___might_sleep.cold+0xa6/0xb6
 4139 07:50:08.343126  [   56.453943]  exit_signals+0x1c/0x2e0
 4140 07:50:08.343212  ASK.sh # SKIP
 4141 07:50:08.345779  # selftests: lkdtm: EXEC_DATA.sh
 4142 07:50:08.345858  # Killed
 4143 07:50:08.349185  # [  [   56.457933]  do_exit+0xd5/0xb00
 4144 07:50:08.355975  [   56.467647]  ? ksys_write+0x68/0xf0
 4145 07:50:08.359419  [   56.471539]  rewind_stack_do_exit+0x17/0x20
 4146 07:50:08.365832   53.721267] lkdtm: Performing direct entry EXEC_DATA
 4147 07:50:08.368838  # [   53.7[   56.476207] RIP: 0033:0x7fce90c218f3
 4148 07:50:08.389001  [   56.486408] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4149 07:50:08.392333  
 4150 07:50:08.398762  [   56.507377] RSP: 002b:00007ffc1cb27f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4151 07:50:08.405680  [   56.515821] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fce90c218f3
 4152 07:50:08.415144  [   56.523789] RDX: 000000000000000c RSI: 00007fce90b14000 RDI: 0000000000000001
 4153 07:50:08.422441  [   56.531758] RBP: 00007fce90b14000 R08: 00007fce90b13010 R09: 0000000000000000
 4154 07:50:08.431837  [   56.539725] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4155 07:50:08.438802  [   56.547693] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4156 07:50:08.444884  29351] lkdtm: attempting ok execution at ffffffff8cce0340
 4157 07:50:08.451868  # [   53.742087] lkdtm: attempting bad execution at ffffffff8f620660
 4158 07:50:08.458107  # [   53.754936] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4159 07:50:08.461522  
 4160 07:50:08.468183  # [   53.769468] BUG: unable to handle page fault for address: ffffffff8f620660
 4161 07:50:08.474779  # [   53.777138] #PF: supervisor instruction fetch in kernel mode
 4162 07:50:08.481647  # [   53.783456] #PF: error_code(0x0011) - permissions violation
 4163 07:50:08.488171  # [   53.789678] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 8000000022c000e3 
 4164 07:50:08.491151  # [   53.797170] Oops: 0011 [#5] SMP PTI
 4165 07:50:08.501239  # [   53.801061] CPU: 0 PID: 1630 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4166 07:50:08.507868  # [   53.809710] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4167 07:50:08.514532  # [   53.816517] RIP: 0010:data_area+0x0/0x40
 4168 07:50:08.534814  # [   53.820898] Code: ff ff 00 1d 3b 40 75 9e ff ff 00 1c 3b 40 75 9e 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
 4169 07:50:08.541050  # [   53.841880] RSP: 0018:ffffb303c22efe48 EFLAGS: 00010246
 4170 07:50:08.547733  # [   53.847714] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4171 07:50:08.557530  # [   53.855674] RDX: 0000[   56.666700] lkdtm: Performing direct entry EXEC_USERSPACE
 4172 07:50:08.564313  000000000000 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 4173 07:50:08.570937  # [   [   56.673618] lkdtm: attempting ok execution at ffffffff8cce0340
 4174 07:50:08.584122  53.863644] RBP: ffffffff8f620660 R08: 0000000000000000 R09: 0000[   56.686373] lkdtm: attempting bad execution at 00007f3e25f6d000
 4175 07:50:08.584753  000000000000
 4176 07:50:08.593952  # [   53.871613] R10: 00000000ffffe000 R11: 3fffff[   56.699238] unable to execute userspace code (SMEP?) (uid: 0)
 4177 07:50:08.597031  
 4178 07:50:08.603565  [   56.711816] BUG: unable to handle page fault for address: 00007f3e25f6d000
 4179 07:50:08.610455  [   56.719499] #PF: supervisor instruction fetch in kernel mode
 4180 07:50:08.616988  [   56.725824] #PF: error_code(0x0011) - permissions violation
 4181 07:50:08.626971  [   56.732047] PGD 80000001034b7067 P4D 80000001034b7067 PUD 1034b6067 PMD 1039ef067 PTE 10ab89067
 4182 07:50:08.630083  [   56.741778] Oops: 0011 [#10] SMP PTI
 4183 07:50:08.636938  [   56.745768] CPU: 0 PID: 1810 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4184 07:50:08.643360  [   56.754416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4185 07:50:08.649982  [   56.761218] RIP: 0010:0x7f3e25f6d000
 4186 07:50:08.656510  [   56.765206] Code: Unable to access opcode bytes at RIP 0x7f3e25f6cfd6.
 4187 07:50:08.663002  [   56.772495] RSP: 0018:ffffb303c2597e50 EFLAGS: 00010246
 4188 07:50:08.669662  [   56.778318] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4189 07:50:08.676377  [   56.786286] RDX: 0000000000000000 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 4190 07:50:08.686351  [   56.794253] RBP: 00007f3e25f6d000 R08: 0000000000000000 R09: 0000000000000000
 4191 07:50:08.692679  [   56.802220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4192 07:50:08.702842  [   56.810187] R13: ffffb303c2597f10 R14: ffffb303c2597f10 R15: ffff9e7542be6000
 4193 07:50:08.709024  [   56.818154] FS:  00007f3e25f3e580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 4194 07:50:08.715783  [   56.827191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4195 07:50:08.726031  [   56.833605] CR2: 00007f3e25f6d000 CR3: 0000000103830003 CR4: 00000000003706f0
 4196 07:50:08.728965  [   56.841572] Call Trace:
 4197 07:50:08.732430  [   56.844301]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 4198 07:50:08.738771  [   56.849655]  ? direct_entry.cold+0x2c/0x38
 4199 07:50:08.742375  [   56.854218]  ? full_proxy_write+0x53/0x80
 4200 07:50:08.745463  [   56.858692]  ? vfs_write+0xe7/0x3a0
 4201 07:50:08.748634  [   56.862575]  ? ksys_write+0x68/0xf0
 4202 07:50:08.755513  [   56.866459]  ? do_syscall_64+0x30/0x40
 4203 07:50:08.758686  [   56.870642]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4204 07:50:08.784954  [   56.876479] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4205 07:50:08.791643  [   56.902916] CR2: 00007f3e25f6d000
 4206 07:50:08.794969  [   56.906612] ---[ end trace ee95a40f003fd25a ]---
 4207 07:50:08.798337  [   56.911766] RIP: 0010:lkdtm_BUG+0x5/0x10
 4208 07:50:08.821340  [   56.916140] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4209 07:50:08.827889  [   56.937120] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4210 07:50:08.835220  [   56.942943] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4211 07:50:08.841564  [   56.950910] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4212 07:50:08.850367  [   56.958886] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4213 07:50:08.857375  [   56.966868] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4214 07:50:08.867230  [   56.974840] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4215 07:50:08.873581  [   56.982827] FS:  00007f3e25f3e580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 4216 07:50:08.880427  [   56.991855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4217 07:50:08.890385  [   56.998270] CR2: 00007f3e25f6d000 CR3: 0000000103830003 CR4: 00000000003706f0
 4218 07:50:08.893700  ffffffffff R12: 000000000000000a
 4219 07:50:08.899939  # [   53.879572] R13: ffffb303c22eff10 R14: ffffb303c22eff10 R15: ffff9e7542bd8000
 4220 07:50:08.910096  # [   53.887540] FS:  00007f16fc4b6580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 4221 07:50:08.916608  # [   53.896576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4222 07:50:08.922965  # [   53.902990] CR2: ffffffff8f620660 CR3: 0000000105b9a004 CR4: 00000000003706f0
 4223 07:50:08.926669  
 4224 07:50:08.926752  # [   53.910959] Call Trace:
 4225 07:50:08.932952  # [   53.913687]  ? execute_location+0x45/0x56
 4226 07:50:08.936384  # [   53.918166]  ? direct_entry.cold+0x2c/0x38
 4227 07:50:08.943298  # [   53.922728]  ? full_proxy_write+0x53/0x80
 4228 07:50:08.946141  # [   53.927208]  ? vfs_write+0xe7/0x3a0
 4229 07:50:08.949634  # [   53.931099]  ? ksys_write+0x68/0xf0
 4230 07:50:08.952759  # [   53.934984]  ? do_syscall_64+0x30/0x40
 4231 07:50:08.959593  # [   53.939166]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4232 07:50:08.986014  # [   53.945002] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4233 07:50:08.992523  # [   53.971441] CR2: ffffffff8f620660
 4234 07:50:08.995906  # [   53.975130] ---[ end trace ee95a40f003fd255 ]---
 4235 07:50:09.002390  # [   53.980276] RIP: 0010:lkdtm_BUG+0x5/0x10
 4236 07:50:09.021972  # [   53.984651] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4237 07:50:09.028861  # [   54.005632] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4238 07:50:09.035581  # [   54.011467] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4239 07:50:09.045036  # [   54.019436] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4240 07:50:09.051666  # [   54.027405] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4241 07:50:09.061998  # [   54.035374] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4242 07:50:09.068800  # [   54.043342] R13: ffffb30[   57.178969] lkdtm: Performing direct entry EXEC_NULL
 4243 07:50:09.075335  3c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4244 07:50:09.082129  # [   54.[   57.185838] lkdtm: attempting ok execution at ffffffff8cce0340
 4245 07:50:09.095151  051310] FS:  00007f16fc4b6580(0000) GS:ffff9e75bac00000(0000) kn[   57.198573] lkdtm: attempting bad execution at 0000000000000000
 4246 07:50:09.098557  lGS:0000000000000000
 4247 07:50:09.108371  # [   54.060349] CS:  0010 DS: 0000 ES: 00[   57.211401] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4248 07:50:09.115078  [   57.225384] #PF: supervisor instruction fetch in kernel mode
 4249 07:50:09.121936  [   57.231703] #PF: error_code(0x0010) - not-present page
 4250 07:50:09.124809  [   57.237438] PGD 0 P4D 0 
 4251 07:50:09.128405  [   57.240261] Oops: 0010 [#11] SMP PTI
 4252 07:50:09.138230  [   57.244248] CPU: 1 PID: 1846 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4253 07:50:09.144507  [   57.252894] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4254 07:50:09.144961  [   57.259701] RIP: 0010:0x0
 4255 07:50:09.154755  [   57.262621] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4256 07:50:09.161099  [   57.270290] RSP: 0018:ffffb303c2627e48 EFLAGS: 00010246
 4257 07:50:09.167798  [   57.276122] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4258 07:50:09.174518  [   57.284093] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 4259 07:50:09.184385  [   57.292060] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4260 07:50:09.191283  [   57.300026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4261 07:50:09.200663  [   57.307994] R13: ffffb303c2627f10 R14: ffffb303c2627f10 R15: ffff9e754133f000
 4262 07:50:09.207341  [   57.315964] FS:  00007f349a05d580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4263 07:50:09.213736  [   57.324991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4264 07:50:09.223758  [   57.331407] CR2: ffffffffffffffd6 CR3: 0000000104ef4006 CR4: 00000000003706e0
 4265 07:50:09.227172  [   57.339373] Call Trace:
 4266 07:50:09.230498  [   57.342102]  execute_location+0x45/0x56
 4267 07:50:09.233984  00 CR0: 0000000080050033
 4268 07:50:09.240258  # [   54.066764] CR2: ffffffff8f620660[   57.346383]  direct_entry.cold+0x2c/0x38
 4269 07:50:09.243480  [   57.356972]  full_proxy_write+0x53/0x80
 4270 07:50:09.246691  [   57.361256]  vfs_write+0xe7/0x3a0
 4271 07:50:09.253434   CR3: 0000000105b9a004 CR4: 00000000003706f0
 4272 07:50:09.256678  # [   54.074733] B[   57.364953]  ksys_write+0x68/0xf0
 4273 07:50:09.263813  [   57.374862]  do_syscall_64+0x30/0x40
 4274 07:50:09.273568  UG: sleeping function called from invalid context at include/lin[   57.378883]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4275 07:50:09.276778  [   57.390734] RIP: 0033:0x7f3499f738f3
 4276 07:50:09.300054  [   57.394722] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4277 07:50:09.306772  [   57.415703] RSP: 002b:00007ffc2bd67828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4278 07:50:09.315900  [   57.424156] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3499f738f3
 4279 07:50:09.322710  [   57.432124] RDX: 000000000000000a RSI: 00007f3499e66000 RDI: 0000000000000001
 4280 07:50:09.332643  [   57.440091] RBP: 00007f3499e66000 R08: 00007f3499e65010 R09: 0000000000000000
 4281 07:50:09.339597  [   57.448057] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4282 07:50:09.345979  [   57.456025] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4283 07:50:09.348919  
 4284 07:50:09.349392  ux/percpu-rwsem.h:49
 4285 07:50:09.379185  # [   54.084645] in_atomic(): 0, irqs_disa[   57.463998] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4286 07:50:09.382341  [   57.496632] CR2: 0000000000000000
 4287 07:50:09.385443  
 4288 07:50:09.388687  [   57.500328] ---[ end trace ee95a40f003fd25b ]---
 4289 07:50:09.392042  [   57.505483] RIP: 0010:lkdtm_BUG+0x5/0x10
 4290 07:50:09.415050  [   57.509879] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4291 07:50:09.418533  [   57.530878] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4292 07:50:09.421754  
 4293 07:50:09.428758  [   57.536713] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4294 07:50:09.435308  [   57.544680] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4295 07:50:09.445097  [   57.552649] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4296 07:50:09.451643  [   57.560618] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4297 07:50:09.461508  [   57.568585] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4298 07:50:09.468290  [   57.576555] FS:  00007f349a05d580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4299 07:50:09.474611  [   57.585582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4300 07:50:09.484231  [   57.591998] CR2: ffffffffffffffd6 CR3: 0000000104ef4006 CR4: 00000000003706e0
 4301 07:50:09.494142  [   57.599968] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4302 07:50:09.500470  [   57.609880] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1846, name: cat
 4303 07:50:09.507461  [   57.618335] INFO: lockdep is turned off.
 4304 07:50:09.510346  [   57.622709] irq event stamp: 0
 4305 07:50:09.517434  [   57.626114] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4306 07:50:09.523924  [   57.633113] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4307 07:50:09.526962  
 4308 07:50:09.534004  [   57.642245] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4309 07:50:09.540470  [   57.651379] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4310 07:50:09.550234  [   57.658376] CPU: 1 PID: 1846 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4311 07:50:09.556733  [   57.667024] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4312 07:50:09.560009  [   57.673826] Call Trace:
 4313 07:50:09.563805  [   57.676554]  dump_stack+0x77/0x9b
 4314 07:50:09.566611  bled(): 1, non_block: 0, pid: 1630, name: cat
 4315 07:50:09.573666  # [   54.093099] [   57.680254]  ___might_sleep.cold+0xa6/0xb6
 4316 07:50:09.576459  [   57.691038]  exit_signals+0x1c/0x2e0
 4317 07:50:09.580064  
 4318 07:50:09.583171  [   57.695026]  do_exit+0xd5/0xb00
 4319 07:50:09.586641  [   57.698530]  ? ksys_write+0x68/0xf0
 4320 07:50:09.590051  [   57.702415]  rewind_stack_do_exit+0x17/0x20
 4321 07:50:09.593240  INFO: lockdep is turned off.
 4322 07:50:09.599993  # [   54.097472] irq event stamp: [   57.707083] RIP: 0033:0x7f3499f738f3
 4323 07:50:09.622954  [   57.717282] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4324 07:50:09.629950  [   57.738262] RSP: 002b:00007ffc2bd67828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4325 07:50:09.639643  [   57.746718] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3499f738f3
 4326 07:50:09.646382  [   57.754686] RDX: 000000000000000a RSI: 00007f3499e66000 RDI: 0000000000000001
 4327 07:50:09.653097  [   57.762653] RBP: 00007f3499e66000 R08: 00007f3499e65010 R09: 0000000000000000
 4328 07:50:09.662790  [   57.770620] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4329 07:50:09.669087  [   57.778586] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4330 07:50:09.669676  0
 4331 07:50:09.678939  # [   54.100878] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4332 07:50:09.685689  # [   54.107877] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4333 07:50:09.695564  # [   54.117004] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4334 07:50:09.702004  # [   54.126129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4335 07:50:09.712208  # [   54.133127] CPU: 0 PID: 1630 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4336 07:50:09.718588  # [   54.141768] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4337 07:50:09.722018  # [   54.148572] Call Trace:
 4338 07:50:09.725294  # [   54.151299]  dump_stack+0x77/0x9b
 4339 07:50:09.731756  # [   54.155002]  ___might_sleep.cold+0xa6/0xb6
 4340 07:50:09.735132  # [   54.159576]  exit_signals+0x1c/0x2e0
 4341 07:50:09.738683  # [   54.163563]  do_exit+0xd5/0xb00
 4342 07:50:09.741613  # [   54.167057]  ? ksys_write+0x68/0xf0
 4343 07:50:09.748457  # [   54.170950]  rewind_stack_do_exit+0x17/0x20
 4344 07:50:09.751961  # [   54.175623] RIP: 0033:0x7f16fc3cc8f3
 4345 07:50:09.771512  # [   54.179609] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4346 07:50:09.781193  # [   54.200593] RSP: 002b:00007ffeab2a9cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4347 07:50:09.791116  # [   54.209050] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f16fc3cc8f3
 4348 07:50:09.797538  # [   54.217017] RDX: 000000000000000a RSI: 00007f16fc2bf000 RDI: 0000000000000001
 4349 07:50:09.807593  # [   54.224987] RBP: 00007f[   57.912885] lkdtm: Performing direct entry ACCESS_USERSPACE
 4350 07:50:09.811076  16fc2bf000 R08: 00007f16fc2be010 R09: 0000000000000000
 4351 07:50:09.817709  # [   54[   57.923336] lkdtm: attempting bad read at 00007fdc3ff3c000
 4352 07:50:09.834037  .232955] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[   57.935673] BUG: unable to handle page fault for address: 00007fdc3ff3c000
 4353 07:50:09.837739  [   57.949548] #PF: supervisor read access in kernel mode
 4354 07:50:09.843742  [   57.955286] #PF: error_code(0x0001) - permissions violation
 4355 07:50:09.847262  0000000001
 4356 07:50:09.859957  # [   54.240924] R13: 0000000000000001 R14: 00000000[   57.961499] PGD 8000000104304067 P4D 8000000104304067 PUD 103464067 PMD 103537067 PTE 114afe067
 4357 07:50:09.863284  [   57.977437] Oops: 0001 [#12] SMP PTI
 4358 07:50:09.866673  00020000 R15: 0000000000020000
 4359 07:50:09.879873  # EXEC_DATA: saw 'call trace:': [   57.981426] CPU: 1 PID: 1881 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4360 07:50:09.886800  [   57.996284] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4361 07:50:09.893248  [   58.003091] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 4362 07:50:09.893472  ok
 4363 07:50:09.896548  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4364 07:50:09.919701  # selftests: lkdtm: EX[   58.009312] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 98 ce d8 8d e8 64 99 fd ff 48 c7 c7 c0 ce d8 8d b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 4b 99 fd ff 48 89 ee 48 c7 c7 e8 ce d8
 4365 07:50:09.926357  [   58.036500] RSP: 0018:ffffb303c26bfe48 EFLAGS: 00010246
 4366 07:50:09.933027  [   58.042333] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4367 07:50:09.943152  [   58.050302] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffffffff8dd8cec0
 4368 07:50:09.949722  [   58.058260] RBP: 00007fdc3ff3c000 R08: 0000000000000000 R09: 0000000000000000
 4369 07:50:09.956584  [   58.066227] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4370 07:50:09.966284  [   58.074193] R13: ffffb303c26bff10 R14: ffffb303c26bff10 R15: ffff9e7542b08000
 4371 07:50:09.976179  [   58.082160] FS:  00007fdc3ff0d580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4372 07:50:09.982678  [   58.091194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4373 07:50:09.989327  [   58.097607] CR2: 00007fdc3ff3c000 CR3: 00000001064d8005 CR4: 00000000003706e0
 4374 07:50:09.992468  [   58.105574] Call Trace:
 4375 07:50:09.995686  [   58.108303]  direct_entry.cold+0x2c/0x38
 4376 07:50:09.998920  EC_STACK.sh
 4377 07:50:09.999469  # Killed
 4378 07:50:10.005699  # [   54.384752] lkdtm: Performing direct[   58.112682]  full_proxy_write+0x53/0x80
 4379 07:50:10.009009  [   58.123173]  vfs_write+0xe7/0x3a0
 4380 07:50:10.015324  [   58.126878]  ksys_write+0x68/0xf0
 4381 07:50:10.019093  [   58.130575]  do_syscall_64+0x30/0x40
 4382 07:50:10.025614  [   58.134563]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4383 07:50:10.029279  [   58.140193] RIP: 0033:0x7fdc3fe238f3
 4384 07:50:10.048685  [   58.144170] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4385 07:50:10.058086  [   58.165148] RSP: 002b:00007ffcd4905a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4386 07:50:10.065020  [   58.173600] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdc3fe238f3
 4387 07:50:10.071810  [   58.181569] RDX: 0000000000000011 RSI: 00007fdc3fd16000 RDI: 0000000000000001
 4388 07:50:10.074912  
 4389 07:50:10.081406  [   58.189537] RBP: 00007fdc3fd16000 R08: 00007fdc3fd15010 R09: 0000000000000000
 4390 07:50:10.087963  [   58.197502] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4391 07:50:10.097677  [   58.205469] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4392 07:50:10.098174   entry EXEC_STACK
 4393 07:50:10.130816  # [   54.391465] lkdtm: attempting ok executi[   58.213438] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4394 07:50:10.134231  [   58.246071] CR2: 00007fdc3ff3c000
 4395 07:50:10.137411  [   58.249765] ---[ end trace ee95a40f003fd25c ]---
 4396 07:50:10.143741  [   58.254920] RIP: 0010:lkdtm_BUG+0x5/0x10
 4397 07:50:10.163643  [   58.259295] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4398 07:50:10.170401  [   58.280272] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4399 07:50:10.176826  [   58.286104] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4400 07:50:10.186448  [   58.294070] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4401 07:50:10.193212  [   58.302036] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4402 07:50:10.200058  [   58.310003] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4403 07:50:10.209676  [   58.317968] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4404 07:50:10.219789  [   58.325936] FS:  00007fdc3ff0d580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4405 07:50:10.226917  [   58.334972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4406 07:50:10.232829  [   58.341385] CR2: 00007fdc3ff3c000 CR3: 00000001064d8005 CR4: 00000000003706e0
 4407 07:50:10.236202  on at ffffffff8cce0340
 4408 07:50:10.242702  # [   54.398000] lkdtm: attempting bad execution at ffffb303c235fe18
 4409 07:50:10.249356  # [   54.404627] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4410 07:50:10.259385  # [   54.412992] BUG: unable to handle page fault for address: ffffb303c235fe18
 4411 07:50:10.266171  # [   54.420673] #PF: supervisor instruction fetch in kernel mode
 4412 07:50:10.272294  # [   54.426992] #PF: error_code(0x0011) - permissions violation
 4413 07:50:10.278821  # [   54.433214] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103320067 PTE 8000000103231063
 4414 07:50:10.285526  # [   54.448471] Oops: 0011 [#6] SMP PTI
 4415 07:50:10.291785  # [   54.452363] CPU: 2 PID: 1666 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4416 07:50:10.298301  # [   54.461012] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4417 07:50:10.305198  # [   54.467827] RIP: 0010:0xffffb303c235fe18
 4418 07:50:10.325172  # [   54.472204] Code: 00 00 18 fe 35 c2 03 b3 ff ff ff 05 37 8d ff ff ff ff 20 00 00 00 00 00 00 00 2e bf d8 8d ff ff ff ff 2e 07 37 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
 4419 07:50:10.331321  # [   54.493184] RSP: 0018:ffffb303c235fdf8 EFLAGS: 00010246
 4420 07:50:10.341356  # [   54.499007] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4421 07:50:10.351629  # [   54.506973] RDX: 0000000000000000 RSI: f[   58.455459] lkdtm: Performing direct entry ACCESS_NULL
 4422 07:50:10.358163  [   58.466974] lkdtm: attempting bad read at 0000000000000000
 4423 07:50:10.364347  [   58.473112] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4424 07:50:10.370800  [   58.480892] #PF: supervisor read access in kernel mode
 4425 07:50:10.374143  [   58.486629] #PF: error_code(0x0000) - not-present page
 4426 07:50:10.377519  [   58.492365] PGD 0 P4D 0 
 4427 07:50:10.380911  fff9e75bad1bf70 RDI: ffff9e75bad1bf70
 4428 07:50:10.387268  # [   54.514943] RBP: fff[   58.495191] Oops: 0000 [#13] SMP PTI
 4429 07:50:10.397483  [   58.505389] CPU: 3 PID: 1916 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4430 07:50:10.404198  fb303c235fe18 R08: 0000000000000000 R09: 0000000000000000
 4431 07:50:10.410538  # [  [   58.514038] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4432 07:50:10.413861  [   58.527058] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4433 07:50:10.436981  [   58.532308] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 ce d8 8d e8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 ce d8 8d 48 01
 4434 07:50:10.443636  [   58.553275] RSP: 0018:ffffb303c2737e58 EFLAGS: 00010246
 4435 07:50:10.449938  [   58.559100] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4436 07:50:10.456754  [   58.567070] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 4437 07:50:10.466683  [   58.575037] RBP: ffffffff8dd8bf89 R08: 0000000000000000 R09: 0000000000000000
 4438 07:50:10.473511  [   58.583006] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4439 07:50:10.483097  [   58.590974] R13: ffffb303c2737f10 R14: ffffb303c2737f10 R15: ffff9e75434a6000
 4440 07:50:10.489510  [   58.598942] FS:  00007fca1eda8580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 4441 07:50:10.496046  [   58.607976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4442 07:50:10.505725  [   58.614390] CR2: 0000000000000000 CR3: 0000000105b9a001 CR4: 00000000003706e0
 4443 07:50:10.509700  [   58.622356] Call Trace:
 4444 07:50:10.512655  [   58.625084]  direct_entry.cold+0x2c/0x38
 4445 07:50:10.515906  [   58.629461]  full_proxy_write+0x53/0x80
 4446 07:50:10.519454  [   58.633743]  vfs_write+0xe7/0x3a0
 4447 07:50:10.522996  [   58.637440]  ksys_write+0x68/0xf0
 4448 07:50:10.526176  
 4449 07:50:10.529239  [   58.641128]  do_syscall_64+0x30/0x40
 4450 07:50:10.532501  [   58.645116]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4451 07:50:10.539526  [   58.650755] RIP: 0033:0x7fca1ecbe8f3
 4452 07:50:10.558871  [   58.654741] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4453 07:50:10.568644  [   58.675718] RSP: 002b:00007ffca1192828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4454 07:50:10.575221  [   58.684170] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fca1ecbe8f3
 4455 07:50:10.582138  [   58.692137] RDX: 000000000000000c RSI: 00007fca1ebb1000 RDI: 0000000000000001
 4456 07:50:10.592493  [   58.700102] RBP: 00007fca1ebb1000 R08: 00007fca1ebb0010 R09: 0000000000000000
 4457 07:50:10.598676  [   58.708069] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4458 07:50:10.608644  [   58.716034] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4459 07:50:10.634526  [   58.724004] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4460 07:50:10.644692   54.522911] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   58.750455] CR2: 0000000000000000
 4461 07:50:10.647875  [   58.760364] ---[ end trace ee95a40f003fd25d ]---
 4462 07:50:10.655031  [   58.765517] RIP: 0010:lkdtm_BUG+0x5/0x10
 4463 07:50:10.674926  [   58.769892] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4464 07:50:10.681724  [   58.790881] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4465 07:50:10.687923  [   58.796714] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4466 07:50:10.694052  [   58.804681] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4467 07:50:10.704172  [   58.812648] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4468 07:50:10.710704  [   58.820614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4469 07:50:10.721180  [   58.828580] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4470 07:50:10.727375  [   58.836549] FS:  00007fca1eda8580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 4471 07:50:10.733869  [   58.845576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4472 07:50:10.743464  [   58.851988] CR2: 0000000000000000 CR3: 0000000105b9a001 CR4: 00000000003706e0
 4473 07:50:10.753501  [   58.859955] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4474 07:50:10.760233  [   58.869882] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1916, name: cat
 4475 07:50:10.767081  [   58.878336] INFO: lockdep is turned off.
 4476 07:50:10.770093  [   58.882710] irq event stamp: 0
 4477 07:50:10.777157  [   58.886113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4478 07:50:10.786834  [   58.893110] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4479 07:50:10.793518  [   58.902243] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4480 07:50:10.800067  [   58.911374] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4481 07:50:10.803148  
 4482 07:50:10.809919  [   58.918371] CPU: 3 PID: 1916 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4483 07:50:10.816156  [   58.927007] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4484 07:50:10.819445  [   58.933824] Call Trace:
 4485 07:50:10.822810  [   58.936551]  dump_stack+0x77/0x9b
 4486 07:50:10.829565  [   58.940249]  ___might_sleep.cold+0xa6/0xb6
 4487 07:50:10.833134  [   58.944826]  exit_signals+0x1c/0x2e0
 4488 07:50:10.833233  000000000000b
 4489 07:50:10.842835  # [   54.530879] R13: ffffb303c235ff10 R14: ffffb[   58.948815]  do_exit+0xd5/0xb00
 4490 07:50:10.846218  [   58.958528]  ? ksys_write+0x68/0xf0
 4491 07:50:10.849502  [   58.962420]  rewind_stack_do_exit+0x17/0x20
 4492 07:50:10.852856  [   58.967088] RIP: 0033:0x7fca1ecbe8f3
 4493 07:50:10.876264  [   58.971075] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4494 07:50:10.882605  [   58.992052] RSP: 002b:00007ffca1192828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4495 07:50:10.892372  [   59.000506] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fca1ecbe8f3
 4496 07:50:10.898591  [   59.008473] RDX: 000000000000000c RSI: 00007fca1ebb1000 RDI: 0000000000000001
 4497 07:50:10.908615  [   59.016439] RBP: 00007fca1ebb1000 R08: 00007fca1ebb0010 R09: 0000000000000000
 4498 07:50:10.915325  [   59.024407] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4499 07:50:10.922095  [   59.032374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4500 07:50:10.925247  
 4501 07:50:10.928312  303c235ff10 R15: ffff9e754270c000
 4502 07:50:10.934993  # [   54.538865] FS:  00007faf0d560580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4503 07:50:10.942117  # [   54.547900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4504 07:50:10.952124  # [   54.560528] CR2: ffffb303c235fe18 CR3: 0000000102be6005 CR4: 00000000003706e0
 4505 07:50:10.955391  # [   54.568497] Call Trace:
 4506 07:50:10.957924  # [   54.571224]  ? execute_location+0x45/0x56
 4507 07:50:10.964798  # [   54.575697]  ? lkdtm_EXEC_STACK+0x26/0x44
 4508 07:50:10.967921  # [   54.580162]  ? direct_entry.cold+0x2c/0x38
 4509 07:50:10.971529  # [   54.584724]  ? full_proxy_write+0x53/0x80
 4510 07:50:10.978767  # [   54.589200]  ? vfs_write+0xe7/0x3a0
 4511 07:50:10.981634  # [   54.593091]  ? ksys_write+0x68/0xf0
 4512 07:50:10.985031  # [   54.596982]  ? do_syscall_64+0x30/0x40
 4513 07:50:10.991546  # [   54.601162]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4514 07:50:11.017630  # [   54.606998] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4515 07:50:11.020930  # [   54.633453] CR2: ffffb303c235fe18
 4516 07:50:11.027886  # [   54.643361] ---[ end trace ee95a40f003fd256 ]---
 4517 07:50:11.030665  # [   54.648514] RIP: 0010:lkdtm_BUG+0x5/0x10
 4518 07:50:11.047549  # [   54.652881] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc [   59.158314] lkdtm: Performing direct entry WRITE_RO
 4519 07:50:11.054378  [   59.163912] lkdtm: attempting bad rodata write at ffffffff8d99c210
 4520 07:50:11.060614  [   59.170835] BUG: unable to handle page fault for address: ffffffff8d99c210
 4521 07:50:11.073772  cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   59.178514] #PF: supervisor write access in kernel mode
 4522 07:50:11.080795  [   59.190562] #PF: error_code(0x0003) - permissions violation
 4523 07:50:11.087147  [   59.196786] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 8000000020e000e1 
 4524 07:50:11.090543  [   59.204277] Oops: 0003 [#14] SMP PTI
 4525 07:50:11.100478  [   59.208258] CPU: 3 PID: 1951 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4526 07:50:11.107144  [   59.216908] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4527 07:50:11.113412  [   59.223714] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4528 07:50:11.116995   00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4529 07:50:11.140147  # [   54.67385[   59.228674] Code: 00 48 c7 c7 78 cd d8 8d 48 c7 c6 10 c2 99 8d e8 8c 9b fd ff 48 8b 05 e1 bb 62 00 ba 34 12 cd ab 48 c7 c7 a8 cd d8 8d 48 31 d0 <48> 89 05 cb bb 62 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 8c
 4530 07:50:11.146676  [   59.255882] RSP: 0018:ffffb303c27cfe60 EFLAGS: 00010202
 4531 07:50:11.153577  [   59.261715] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4532 07:50:11.160655  [   59.269682] RDX: 00000000abcd1234 RSI: ffff9e75bad9bf70 RDI: ffffffff8dd8cda8
 4533 07:50:11.169659  [   59.277647] RBP: ffffffff8dd8bf95 R08: 0000000000000000 R09: 0000000000000000
 4534 07:50:11.176313  [   59.285615] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4535 07:50:11.185717  [   59.293583] R13: ffffb303c27cff10 R14: ffffb303c27cff10 R15: ffff9e7545b31000
 4536 07:50:11.192610  [   59.301551] FS:  00007f00f9618580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 4537 07:50:11.198884  [   59.310587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4538 07:50:11.209224  [   59.317000] CR2: ffffffff8d99c210 CR3: 00000001039bc006 CR4: 00000000003706e0
 4539 07:50:11.212194  [   59.324968] Call Trace:
 4540 07:50:11.216156  [   59.327695]  direct_entry.cold+0x2c/0x38
 4541 07:50:11.218714  [   59.332074]  full_proxy_write+0x53/0x80
 4542 07:50:11.222160  [   59.336353]  vfs_write+0xe7/0x3a0
 4543 07:50:11.225474  [   59.340050]  ksys_write+0x68/0xf0
 4544 07:50:11.232191  [   59.343747]  do_syscall_64+0x30/0x40
 4545 07:50:11.235098  [   59.347735]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4546 07:50:11.241682  [   59.353366] RIP: 0033:0x7f00f952e8f3
 4547 07:50:11.261980  [   59.357345] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4548 07:50:11.268539  [   59.378315] RSP: 002b:00007ffca693dbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4549 07:50:11.272140  
 4550 07:50:11.278220  [   59.386766] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f00f952e8f3
 4551 07:50:11.284561  [   59.394732] RDX: 0000000000000009 RSI: 00007f00f9421000 RDI: 0000000000000001
 4552 07:50:11.294248  [   59.402701] RBP: 00007f00f9421000 R08: 00007f00f9420010 R09: 0000000000000000
 4553 07:50:11.300967  [   59.410669] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4554 07:50:11.310900  [   59.418637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4555 07:50:11.337580  [   59.426608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4556 07:50:11.340833  1] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4557 07:50:11.347300  # [   54.679705][   59.453056] CR2: ffffffff8d99c210
 4558 07:50:11.350370  [   59.462964] ---[ end trace ee95a40f003fd25e ]---
 4559 07:50:11.354107  [   59.468117] RIP: 0010:lkdtm_BUG+0x5/0x10
 4560 07:50:11.357088  
 4561 07:50:11.377595  [   59.472493] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4562 07:50:11.383990  [   59.493469] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4563 07:50:11.390160  [   59.499300] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4564 07:50:11.396855  [   59.507266] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4565 07:50:11.407027  [   59.515233] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4566 07:50:11.413574  [   59.523199] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4567 07:50:11.423367  [   59.531164] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4568 07:50:11.429725  [   59.539132] FS:  00007f00f9618580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 4569 07:50:11.436431  [   59.548170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4570 07:50:11.446058  [   59.554585] CR2: ffffffff8d99c210 CR3: 00000001039bc006 CR4: 00000000003706e0
 4571 07:50:11.453161   RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4572 07:50:11.459502  # [   54.687672] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4573 07:50:11.469175  # [   54.695639] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4574 07:50:11.476145  # [   54.703609] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4575 07:50:11.485854  # [   54.711576] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4576 07:50:11.492734  # [   54.719543] FS:  00007faf0d560580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4577 07:50:11.496073  
 4578 07:50:11.498762  # [   54.728580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4579 07:50:11.502188  
 4580 07:50:11.508988  # [   54.734994] CR2: ffffb303c235fe18 CR3: 0000000102be6005 CR4: 00000000003706e0
 4581 07:50:11.512096  # EXEC_STACK: saw 'call trace:': ok
 4582 07:50:11.515271  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4583 07:50:11.518765  # selftests: lkdtm: EXEC_KMALLOC.sh
 4584 07:50:11.522512  # Killed
 4585 07:50:11.525448  # [   54.868665] lkdtm: Performing direct entry EXEC_KMALLOC
 4586 07:50:11.532058  # [   54.879353] lkdtm: attempting ok execution at ffffffff8cce0340
 4587 07:50:11.539039  # [   54.885895] lkdtm: attempting bad execution at ffff9e7546458ac0
 4588 07:50:11.541812  
 4589 07:50:11.548447  # [   54.898746] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4590 07:50:11.558133  # [   54.907109] BUG: una[   59.665038] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4591 07:50:11.561716  ble to handle page fault for address: ffff9e7546458ac0
 4592 07:50:11.564845  
 4593 07:50:11.571703  # [   54[   59.674763] lkdtm: attempting bad ro_after_init write at ffffffff8de09330
 4594 07:50:11.577984  .921002] #PF: supervisor instruction fetch in kernel mode
 4595 07:50:11.584677  # [  [   59.688574] BUG: unable to handle page fault for address: ffffffff8de09330
 4596 07:50:11.591075  [   59.702449] #PF: supervisor write access in kernel mode
 4597 07:50:11.597883  [   59.708275] #PF: error_code(0x0003) - permissions violation
 4598 07:50:11.607662  [   59.714504] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 104c39063 PTE 8000000021409061
 4599 07:50:11.611092   54.927320] #PF: error_code(0x0011) - permissions violation
 4600 07:50:11.617701  # [[   59.723257] Oops: 0003 [#15] SMP PTI
 4601 07:50:11.624688  [   59.733456] CPU: 1 PID: 1986 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4602 07:50:11.631157  [   59.742103] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4603 07:50:11.637404  [   59.748907] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4604 07:50:11.663791     54.933541] PGD 22e01067 P4D 22e01067 PUD 10084e063 PMD 104c3e[   59.754935] Code: cd d8 8d e9 3e 9b fd ff 48 c7 c7 00 ce d8 8d e8 32 9b fd ff 48 8b 05 a7 8c a9 00 ba 34 12 cd ab 48 c7 c7 a8 cd d8 8d 48 31 d0 <48> 89 05 91 8c a9 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4605 07:50:11.670829  [   59.782124] RSP: 0018:ffffb303c2877e60 EFLAGS: 00010202
 4606 07:50:11.680694  [   59.787957] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4607 07:50:11.687444  [   59.795924] RDX: 00000000abcd1234 RSI: ffff9e75bac9bf70 RDI: ffffffff8dd8cda8
 4608 07:50:11.693672  [   59.803891] RBP: ffffffff8dd8bf9e R08: 0000000000000000 R09: 0000000000000000
 4609 07:50:11.703970  [   59.811878] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4610 07:50:11.710270  [   59.819845] R13: ffffb303c2877f10 R14: ffffb303c2877f10 R15: ffff9e7543325000
 4611 07:50:11.720474  [   59.827827] FS:  00007fa04225c580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4612 07:50:11.726849  [   59.836876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4613 07:50:11.733238  [   59.843289] CR2: ffffffff8de09330 CR3: 0000000102bec002 CR4: 00000000003706e0
 4614 07:50:11.736698  [   59.851258] Call Trace:
 4615 07:50:11.743753  [   59.853984]  direct_entry.cold+0x2c/0x38
 4616 07:50:11.746564  [   59.858363]  full_proxy_write+0x53/0x80
 4617 07:50:11.749906  063 PTE 8000000106458063
 4618 07:50:11.756749  # [   54.948605] Oops: 0011 [#7] SMP P[   59.862646]  vfs_write+0xe7/0x3a0
 4619 07:50:11.760153  [   59.872553]  ksys_write+0x68/0xf0
 4620 07:50:11.763273  [   59.876249]  do_syscall_64+0x30/0x40
 4621 07:50:11.769721  [   59.880228]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4622 07:50:11.773164  [   59.885881] RIP: 0033:0x7fa0421728f3
 4623 07:50:11.792590  [   59.889879] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4624 07:50:11.802506  [   59.910856] RSP: 002b:00007ffed1008558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4625 07:50:11.803218  TI
 4626 07:50:11.815986  # [   54.952497] CPU: 2 PID: 1702 Comm: cat Tainted: G      [   59.919332] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa0421728f3
 4627 07:50:11.825896  [   59.933513] RDX: 0000000000000014 RSI: 00007fa042065000 RDI: 0000000000000001
 4628 07:50:11.832407  [   59.941479] RBP: 00007fa042065000 R08: 00007fa042064010 R09: 0000000000000000
 4629 07:50:11.842082  [   59.949446] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4630 07:50:11.848806  [   59.957414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4631 07:50:11.852404  D W         5.10.154-cip20 #1
 4632 07:50:11.881400  # [   54.961145] Hardware name: G[   59.965385] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4633 07:50:11.885044  [   59.998016] CR2: ffffffff8de09330
 4634 07:50:11.891346  [   60.001712] ---[ end trace ee95a40f003fd25f ]---
 4635 07:50:11.894776  [   60.006877] RIP: 0010:lkdtm_BUG+0x5/0x10
 4636 07:50:11.898461  oogle Rammus/Rammus, BIOS  09/04/2020
 4637 07:50:11.921199  # [   54.967950] RIP: 001[   60.011259] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4638 07:50:11.927814  [   60.038449] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4639 07:50:11.934366  [   60.044284] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4640 07:50:11.944696  [   60.052252] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4641 07:50:11.950862  [   60.060218] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4642 07:50:11.961291  [   60.068185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4643 07:50:11.967581  [   60.076153] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4644 07:50:11.977422  [   60.084120] FS:  00007fa04225c580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4645 07:50:11.984016  [   60.093157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4646 07:50:11.990830  [   60.099570] CR2: ffffffff8de09330 CR3: 0000000102bec002 CR4: 00000000003706e0
 4647 07:50:12.001162  [   60.107538] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4648 07:50:12.010388  [   60.117449] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1986, name: cat
 4649 07:50:12.014255  [   60.125902] INFO: lockdep is turned off.
 4650 07:50:12.017158  [   60.130277] irq event stamp: 0
 4651 07:50:12.023761  [   60.133682] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4652 07:50:12.033502  [   60.140670] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4653 07:50:12.043622  [   60.149825] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4654 07:50:12.050269  [   60.158956] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4655 07:50:12.057044  [   60.165952] CPU: 1 PID: 1986 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4656 07:50:12.064009  [   60.174600] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4657 07:50:12.066602  [   60.181402] Call Trace:
 4658 07:50:12.070039  [   60.184129]  dump_stack+0x77/0x9b
 4659 07:50:12.076852  [   60.187829]  ___might_sleep.cold+0xa6/0xb6
 4660 07:50:12.077377  0:0xffff9e7546458ac0
 4661 07:50:12.086639  # [   54.972318] Code: 00 00 02 00 00 00 0[   60.192401]  exit_signals+0x1c/0x2e0
 4662 07:50:12.090269  [   60.202600]  do_exit+0xd5/0xb00
 4663 07:50:12.093205  [   60.206103]  ? ksys_write+0x68/0xf0
 4664 07:50:12.096267  [   60.209996]  rewind_stack_do_exit+0x17/0x20
 4665 07:50:12.099918  
 4666 07:50:12.103017  [   60.214664] RIP: 0033:0x7fa0421728f3
 4667 07:50:12.123325  [   60.218651] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4668 07:50:12.132808  [   60.239632] RSP: 002b:00007ffed1008558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4669 07:50:12.139275  [   60.248086] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa0421728f3
 4670 07:50:12.145935  [   60.256052] RDX: 0000000000000014 RSI: 00007fa042065000 RDI: 0000000000000001
 4671 07:50:12.155864  [   60.264019] RBP: 00007fa042065000 R08: 00007fa042064010 R09: 0000000000000000
 4672 07:50:12.162337  [   60.271986] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4673 07:50:12.172440  [   60.279952] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4674 07:50:12.188968  0 00 00 00 00 8a 45 46 75 9e ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 50 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
 4675 07:50:12.195824  # [   54.993297] RSP: 0018:ffffb303c23efe38 EFLAGS: 00010246
 4676 07:50:12.201928  # [   54.999131] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4677 07:50:12.211735  # [   55.007098] RDX: 0000000000000000 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 4678 07:50:12.218290  # [   55.015064] RBP: ffff9e7546458ac0 R08: 0000000000000000 R09: 0000000000000000
 4679 07:50:12.228562  # [   55.023035] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4680 07:50:12.234821  # [   55.031003] R13: ffffb303c23eff10 R14: ffffb303c23eff10 R15: ffff9e754324a000
 4681 07:50:12.244968  # [   55.038980] FS:  00007f6d10a25580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4682 07:50:12.251291  # [   55.048017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4683 07:50:12.258068  # [   55.054422] CR2: ffff9e7546458ac0 CR3: 000000010325a001 CR4: 00000000003706e0
 4684 07:50:12.261358  # [   55.062390] Call Trace:
 4685 07:50:12.268241  # [   55.065119]  ? execute_location+0x45/0x56
 4686 07:50:12.271303  # [   55.069596]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4687 07:50:12.277988  # [   55.074262]  ? direct_entry.cold+0x2c/0x38
 4688 07:50:12.281436  # [   55.078847]  ? full_proxy_write+0x53/0x80
 4689 07:50:12.284320  # [   55.083322]  ? vfs_write+0xe7/0x3a0
 4690 07:50:12.287654  # [   55.087213]  ? ksys_write+0x68/0xf0
 4691 07:50:12.294108  # [   55.091104]  ? do_syscall_64+0x30/0x40
 4692 07:50:12.300808  # [   55.095276]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4693 07:50:12.313999  # [   55.101111] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core[   60.420329] lkdtm: Performing direct entry WRITE_KERN
 4694 07:50:12.327559   industrialio_triggered_buffer kfifo_buf industrialio cros_ec_li[   60.430330] lkdtm: attempting bad 6881897 byte write at ffffffff8d3705a9
 4695 07:50:12.340793  ghtbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sen[   60.444034] BUG: unable to handle page fault for address: ffffffff8d3705a9
 4696 07:50:12.346976  [   60.457915] #PF: supervisor write access in kernel mode
 4697 07:50:12.353801  sorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4698 07:50:12.360259  # [  [   60.463749] #PF: error_code(0x0003) - permissions violation
 4699 07:50:12.363581   5[5.127562] CR2: ffff9e7546458ac0
 4700 07:50:12.373713  # [   55.137471] ---[ end tra   60.476182] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 208000e1 
 4701 07:50:12.376648  [   60.489108] Oops: 0003 [#16] SMP PTI
 4702 07:50:12.383378  [   60.493098] CPU: 1 PID: 2021 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4703 07:50:12.386875  
 4704 07:50:12.393610  [   60.501747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4705 07:50:12.396764  [   60.508553] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4706 07:50:12.400419  ce ee95a40f003fd257 ]---
 4707 07:50:12.423247  # [   55.142623] RIP: 0010:lkdtm_BUG+0[   60.513707] Code: 53 48 c7 c3 a9 05 37 8d 49 89 dc 48 89 da 49 81 ec 40 03 ce 8c 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 ce 8c <f3> a4 48 c7 c7 a8 cd d8 8d e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff
 4708 07:50:12.429567  [   60.540900] RSP: 0018:ffffb303c28f7e50 EFLAGS: 00010246
 4709 07:50:12.439685  [   60.546733] RAX: 000000000000003c RBX: ffffffff8d3705a9 RCX: 0000000000690269
 4710 07:50:12.446370  [   60.554699] RDX: 0000000000000000 RSI: ffffffff8cce0340 RDI: ffffffff8d3705a9
 4711 07:50:12.452758  [   60.562666] RBP: ffffffff8dd8bfb2 R08: 0000000000000000 R09: 0000000000000000
 4712 07:50:12.462863  [   60.570634] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000690269
 4713 07:50:12.469639  [   60.578602] R13: ffffb303c28f7f10 R14: ffffb303c28f7f10 R15: ffff9e75432ba000
 4714 07:50:12.479752  [   60.586569] FS:  00007fcda0025580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4715 07:50:12.486003  [   60.595604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4716 07:50:12.493488  [   60.602018] CR2: ffffffff8d3705a9 CR3: 00000001034fc006 CR4: 00000000003706e0
 4717 07:50:12.496523  [   60.609985] Call Trace:
 4718 07:50:12.499806  [   60.612713]  direct_entry.cold+0x2c/0x38
 4719 07:50:12.503009  x5/0x10
 4720 07:50:12.509433  # [   55.146997] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea[   60.617092]  full_proxy_write+0x53/0x80
 4721 07:50:12.516360  [   60.627583]  vfs_write+0xe7/0x3a0
 4722 07:50:12.525909   ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 [   60.631282]  ksys_write+0x68/0xf0
 4723 07:50:12.529447  [   60.641192]  do_syscall_64+0x30/0x40
 4724 07:50:12.535765  [   60.645181]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4725 07:50:12.539234  [   60.650826] RIP: 0033:0x7fcd9ff3b8f3
 4726 07:50:12.558642  [   60.654825] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4727 07:50:12.568733  [   60.675827] RSP: 002b:00007fff4dfbacb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4728 07:50:12.575546  [   60.684281] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fcd9ff3b8f3
 4729 07:50:12.585184  [   60.692249] RDX: 000000000000000b RSI: 00007fcd9fe2e000 RDI: 0000000000000001
 4730 07:50:12.591957  [   60.700219] RBP: 00007fcd9fe2e000 R08: 00007fcd9fe2d010 R09: 0000000000000000
 4731 07:50:12.598563  [   60.708185] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4732 07:50:12.608212  [   60.716152] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4733 07:50:12.641740  ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00[   60.724123] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4734 07:50:12.644838  [   60.756752] CR2: ffffffff8d3705a9
 4735 07:50:12.647905  [   60.760448] ---[ end trace ee95a40f003fd260 ]---
 4736 07:50:12.654963  [   60.765602] RIP: 0010:lkdtm_BUG+0x5/0x10
 4737 07:50:12.674340  [   60.769977] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4738 07:50:12.681012  [   60.790955] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4739 07:50:12.687619  [   60.796788] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4740 07:50:12.697263  [   60.804756] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4741 07:50:12.704068  [   60.812723] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4742 07:50:12.710402  [   60.820690] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4743 07:50:12.720396  [   60.828658] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4744 07:50:12.730708  [   60.836624] FS:  00007fcda0025580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4745 07:50:12.736911  [   60.845660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4746 07:50:12.743490  [   60.852073] CR2: ffffffff8d3705a9 CR3: 00000001034fc006 CR4: 00000000003706e0
 4747 07:50:12.746874   0f 1f 44 00 00 83 05 a0 06 94 02
 4748 07:50:12.753316  # [   55.167976] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4749 07:50:12.760208  # [   55.173825] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4750 07:50:12.770148  # [   55.181793] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4751 07:50:12.776755  # [   55.189762] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4752 07:50:12.786422  # [   55.197731] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4753 07:50:12.793024  # [   55.205700] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4754 07:50:12.803446  # [   55.213669] FS:  00007f6d10a25580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4755 07:50:12.809593  # [   55.222705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4756 07:50:12.816055  # [   55.229121] CR2: ffff9e7546458ac0 CR3: 000000010325a001 CR4: 00000000003706e0
 4757 07:50:12.826253  # [   55.237090] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4758 07:50:12.829718  
 4759 07:50:12.835990  # [   55.247002] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1702, name: cat
 4760 07:50:12.842353  # [   55.255456] INFO: lockdep is turned off.
 4761 07:50:12.846038  # [   55.259831] irq event stamp: 0
 4762 07:50:12.852472  # [   55.263237] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4763 07:50:12.862482  # [   55.270226] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4764 07:50:12.868932  # [   55.279350] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4765 07:50:12.879374  # [   55.288483] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4766 07:50:12.885469  # [   55.295480] CPU: 2 PID[   60.993891] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4767 07:50:12.892238  : 1702 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4768 07:50:12.898811  [   61.003652] lkdtm: attempting good refcount_inc() without overflow
 4769 07:50:12.912159  # [   55.304128] Hardware name: Google Rammus/Rammus, BIOS  09/0[   61.016753] lkdtm: attempting bad refcount_inc() overflow
 4770 07:50:12.918550  [   61.028992] ------------[ cut here ]------------
 4771 07:50:12.918992  4/2020
 4772 07:50:12.921878  # [   55.310931] Call Trace:
 4773 07:50:12.928377  # [   55.313658]  dump_sta[   61.034148] refcount_t: saturated; leaking memory.
 4774 07:50:12.931733  ck+0x77/0x9b
 4775 07:50:12.935266  # [   55.317356]  ___might_sleep.cold+0xa6/0xb6
 4776 07:50:12.944918  #[   61.045739] WARNING: CPU: 1 PID: 2056 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4777 07:50:12.948435   [   55.321926]  exit_signals+0x1c/0x2e0
 4778 07:50:12.977910  # [   55.325913]  do_e[   61.061352] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4779 07:50:12.978447  xit+0xd5/0xb00
 4780 07:50:12.984678  # [   55.329414]  ? ksys_write+0x68/0xf0
 4781 07:50:12.991023  # [   [   61.093988] CPU: 1 PID: 2056 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4782 07:50:12.998170  [   61.108864] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4783 07:50:13.003824  55.333307]  rewind_stack_do_exit+0x17/0x20
 4784 07:50:13.010581  # [   55.337974] RIP[   61.115702] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4785 07:50:13.013917  : 0033:0x7f6d1093b8f3
 4786 07:50:13.036763  # [   55.341962] Code: 8b 15 a1 25 0e 00 [   61.127752] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 4787 07:50:13.050163  f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 1[   61.154946] RSP: 0018:ffffb303c296fe48 EFLAGS: 00010286
 4788 07:50:13.063451  8 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff [   61.166995] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4789 07:50:13.073408  [   61.181182] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 4790 07:50:13.077028  77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4791 07:50:13.086624  # [   55.362932[   61.189154] RBP: ffffffff8dd8bfbd R08: 0000000000000000 R09: 0000000000000000
 4792 07:50:13.099898  ] RSP: 002b:00007ffede2060f8 EFLAGS: 00000246 ORIG_RAX: 00000000[   61.203360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4793 07:50:13.103460  00000001
 4794 07:50:13.116745  # [   55.371386] RAX: ffffffffffffffda RBX: 0000000000[   61.217525] R13: ffffb303c296ff10 R14: ffffb303c296ff10 R15: ffff9e75434e6000
 4795 07:50:13.123477  [   61.231711] FS:  00007f9c4babb580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4796 07:50:13.126453  00000d RCX: 00007f6d1093b8f3
 4797 07:50:13.136531  # [   55.379353] RDX: 000000000000[   61.240753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4798 07:50:13.146330  [   61.253381] CR2: 00007f9c4b8c4000 CR3: 0000000105b98002 CR4: 00000000003706e0
 4799 07:50:13.149960  000d RSI: 00007f6d1082e000 RDI: 0000000000000001
 4800 07:50:13.153375  # [   55.38731[   61.261353] Call Trace:
 4801 07:50:13.166375  8] RBP: 00007f6d1082e000 R08: 00007f6d1082d010 R09: 000000000000[   61.270294]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 4802 07:50:13.166976  0000
 4803 07:50:13.175947  # [   55.395285] R10: fffffffffffffbc5 R11: 00000000000002[   61.281878]  direct_entry.cold+0x2c/0x38
 4804 07:50:13.179325  46 R12: 0000000000000001
 4805 07:50:13.186148  # [   55.403252] R13: 0000000000000001[   61.292473]  full_proxy_write+0x53/0x80
 4806 07:50:13.189409   R14: 0000000000020000 R15: 0000000000020000
 4807 07:50:13.192392  
 4808 07:50:13.196192  # EXEC_KMALLOC: sa[   61.302970]  vfs_write+0xe7/0x3a0
 4809 07:50:13.199378  w 'call trace:': ok
 4810 07:50:13.202057  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4811 07:50:13.205533  # [   61.312885]  ksys_write+0x68/0xf0
 4812 07:50:13.208918  selftests: lkdtm: EXEC_VMALLOC.sh
 4813 07:50:13.209004  # Killed
 4814 07:50:13.212200  
 4815 07:50:13.215507  # [   55.526547] lk[   61.322831]  do_syscall_64+0x30/0x40
 4816 07:50:13.221614  dtm: Performing direct entry EXEC_VMALLOC
 4817 07:50:13.228236  # [   55.535212] lkdt[   61.333036]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4818 07:50:13.231761  [   61.344892] RIP: 0033:0x7f9c4b9d18f3
 4819 07:50:13.238144  m: attempting ok execution at ffffffff8cce0340
 4820 07:50:13.257879  # [   55.541759][   61.348907] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4821 07:50:13.264479   lkdtm: attempting bad execution at ffffb303c0379000
 4822 07:50:13.274338  # [   55.5[   61.376094] RSP: 002b:00007fffa6ae0eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4823 07:50:13.281394  [   61.390765] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9c4b9d18f3
 4824 07:50:13.298045  48407] kernel tried to execute NX-protected page - exploit attem[   61.398737] RDX: 0000000000000016 RSI: 00007f9c4b8c4000 RDI: 0000000000000001
 4825 07:50:13.304675  [   61.412917] RBP: 00007f9c4b8c4000 R08: 00007f9c4b8c3010 R09: 0000000000000000
 4826 07:50:13.305047  pt? (uid: 0)
 4827 07:50:13.317342  # [   55.556780] BUG: unable to handle page fault [   61.420887] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4828 07:50:13.320319  for address: ffffb303c0379000
 4829 07:50:13.334109  # [   55.570678] #PF: supervisor [   61.435071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4830 07:50:13.337124  instruction fetch in kernel mode
 4831 07:50:13.340291  # [   55.576995] #PF: error_co[   61.449280] irq event stamp: 0
 4832 07:50:13.350267  [   61.458879] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4833 07:50:13.353943  de(0x0011) - permissions violation
 4834 07:50:13.363767  # [   55.583214] PGD 1000000[   61.465881] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4835 07:50:13.373875  [   61.481225] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4836 07:50:13.387170  67 P4D 100000067 PUD 100211067 PMD 1003be067 PTE 800000010599506[   61.490362] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4837 07:50:13.393593  [   61.503570] ---[ end trace ee95a40f003fd261 ]---
 4838 07:50:13.394039  3
 4839 07:50:13.397130  # [   55.598472] Oops: 0011 [#8] SMP PTI
 4840 07:50:13.404289  # [   55.602362] CP[   61.508726] lkdtm: Overflow detected: saturated
 4841 07:50:13.409992  U: 2 PID: 1738 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4842 07:50:13.416739  # [   55.611009] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4843 07:50:13.423702  # [   55.617827] RIP: 0010:0xffffb303c0379000
 4844 07:50:13.429807  # [   55.622204] Code: Unable to access opcode bytes at RIP 0xffffb303c0378fd6.
 4845 07:50:13.436648  # [   55.629881] RSP: 0018:ffffb303c246fe38 EFLAGS: 00010246
 4846 07:50:13.443319  # [   55.635703] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4847 07:50:13.453192  # [   55.643672] RDX: 0000000000000000 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 4848 07:50:13.459334  # [   55.651638] RBP: ffffb303c0379000 R08: 0000000000000000 R09: 0000000000000000
 4849 07:50:13.469633  # [   55.659605] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4850 07:50:13.476040  # [   55.667571] R13: ffffb303c246ff10 R14: ffffb303c246ff10 R15: ffff9e7545995000
 4851 07:50:13.485880  # [   55.675540] FS:  00007fe283bf4580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4852 07:50:13.492676  # [   55.684575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4853 07:50:13.499267  # [   55.690988] CR2: ffffb303c0378fd6 CR3: 0000000103460001 CR4: 00000000003706e0
 4854 07:50:13.502474  # [   55.698955] Call Trace:
 4855 07:50:13.509180  # [   55.701683]  ? execute_location+0x45/0x56
 4856 07:50:13.512100  # [   55.706157]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4857 07:50:13.518864  # [   55.710826]  ? direct_entry.cold+0x2c/0x38
 4858 07:50:13.529361  # [   55.715397]  ? full_proxy_write+0[   61.637967] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4859 07:50:13.535439  [   61.644796] lkdtm: attempting good refcount_add() without overflow
 4860 07:50:13.542042  [   61.651731] lkdtm: attempting bad refcount_add() overflow
 4861 07:50:13.545511  [   61.657762] ------------[ cut here ]------------
 4862 07:50:13.552541  [   61.662938] refcount_t: saturated; leaking memory.
 4863 07:50:13.562246  [   61.668316] WARNING: CPU: 3 PID: 2088 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4864 07:50:13.562745  x53/0x80
 4865 07:50:13.565270  # [   55.719864]  ? vfs_write+0xe7/0x3a0
 4866 07:50:13.595025  # [   55.723[   61.677753] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4867 07:50:13.601370  [   61.710382] CPU: 3 PID: 2088 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4868 07:50:13.604730  798]  ? ksys_write+0x68/0xf0
 4869 07:50:13.614583  # [   55.727714]  ? do_syscall_64+[   61.719035] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4870 07:50:13.620912  [   61.732058] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4871 07:50:13.640752  [   61.737916] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 4872 07:50:13.647202  [   61.758898] RSP: 0018:ffffb303c2a07e48 EFLAGS: 00010286
 4873 07:50:13.657142  [   61.764734] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4874 07:50:13.663908  [   61.772726] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 4875 07:50:13.664068  0x30/0x40
 4876 07:50:13.676911  # [   55.731896]  ? entry_SYSCALL_64_after_hwframe+0x[   61.780711] RBP: ffffffff8dd8bfd3 R08: 0000000000000000 R09: 0000000000000000
 4877 07:50:13.686930  [   61.794884] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4878 07:50:13.693738  [   61.802866] R13: ffffb303c2a07f10 R14: ffffb303c2a07f10 R15: ffff9e7543204000
 4879 07:50:13.703441  [   61.810878] FS:  00007fda37eaa580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 4880 07:50:13.710502  [   61.819916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4881 07:50:13.716653  [   61.826332] CR2: 00007fda37cb3000 CR3: 0000000103464006 CR4: 00000000003706e0
 4882 07:50:13.720440  [   61.834302] Call Trace:
 4883 07:50:13.726687  [   61.837033]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 4884 07:50:13.729944  [   61.842410]  direct_entry.cold+0x2c/0x38
 4885 07:50:13.733409  [   61.846818]  full_proxy_write+0x53/0x80
 4886 07:50:13.739766  [   61.851128]  vfs_write+0xe7/0x3a0
 4887 07:50:13.743319  [   61.854853]  ksys_write+0x68/0xf0
 4888 07:50:13.746654  [   61.858554]  do_syscall_64+0x30/0x40
 4889 07:50:13.752821  [   61.862570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4890 07:50:13.756701  [   61.868211] RIP: 0033:0x7fda37dc08f3
 4891 07:50:13.776315  [   61.872201] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4892 07:50:13.786460  [   61.893183] RSP: 002b:00007ffeafedd958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4893 07:50:13.792867  [   61.901640] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fda37dc08f3
 4894 07:50:13.802259  [   61.909611] RDX: 0000000000000016 RSI: 00007fda37cb3000 RDI: 0000000000000001
 4895 07:50:13.809490  [   61.917580] RBP: 00007fda37cb3000 R08: 00007fda37cb2010 R09: 0000000000000000
 4896 07:50:13.815972  [   61.925552] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4897 07:50:13.825831  [   61.933522] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4898 07:50:13.828892  [   61.941496] irq event stamp: 0
 4899 07:50:13.835781  [   61.944925] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4900 07:50:13.845790  [   61.951926] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4901 07:50:13.851884  [   61.961063] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4902 07:50:13.855598  
 4903 07:50:13.861887  [   61.970199] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4904 07:50:13.865362  [   61.977197] ---[ end trace ee95a40f003fd262 ]---
 4905 07:50:13.871275  [   61.982350] lkdtm: Overflow detected: saturated
 4906 07:50:13.871370  61/0xc6
 4907 07:50:13.898050  # [   55.737733] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4908 07:50:13.901429  # [   55.764186] CR2: ffffb303c0379000
 4909 07:50:13.907761  # [   55.774095] ---[ end trace ee95a40f003fd258 ]---
 4910 07:50:13.911271  # [   55.779249] RIP: 0010:lkdtm_BUG+0x5/0x10
 4911 07:50:13.934915  # [   55.783617] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4912 07:50:13.938023  # [   55.804596] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 4913 07:50:13.948019  # [   55.810428] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 4914 07:50:13.954128  # [   55.818397] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 4915 07:50:13.964597  # [   55.826365] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 4916 07:50:13.971028  # [   55.834332] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4917 07:50:13.980622  # [   55.842300] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 4918 07:50:13.990158  # [   55.850268] FS:  00007fe283bf4580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 4919 07:50:13.997107  # [   55.859305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4920 07:50:14.003690  # [   55.865721] CR2: ffffb303c0378fd6 CR3: 0000000103460001 CR4: 00000000003706e0
 4921 07:50:14.007250  # EXEC_VMALLOC: saw 'call trace:': ok
 4922 07:50:14.010155  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4923 07:50:14.013541  # selftests: lkdtm: EXEC_RODATA.sh
 4924 07:50:14.016688  
 4925 07:50:14.016805  # Killed
 4926 07:50:14.023297  # [   55.972756] lkdtm: Performing direct entry EXEC_RODATA
 4927 07:50:14.030209  # [   55.978903] lkdtm: attempting ok execution at ffffffff8cce0340
 4928 07:50:14.039752  # [   55.991638] lkdtm: attempting b[   62.147559] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 4929 07:50:14.043267  ad execution at ffffffff8d99c220
 4930 07:50:14.053333  # [   56.004465] kernel tried [   62.156596] lkdtm: attempting bad refcount_inc_not_zero() overflow
 4931 07:50:14.059527  to execute NX-protected page - exploit attempt? (uid: 0)
 4932 07:50:14.063445  # [   [   62.169720] ------------[ cut here ]------------
 4933 07:50:14.069657  [   62.181086] refcount_t: saturated; leaking memory.
 4934 07:50:14.086654  56.019036] BUG: unable to handle page fault for address: fffffff[   62.186465] WARNING: CPU: 1 PID: 2120 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 4935 07:50:14.087171  f8d99c220
 4936 07:50:14.119398  # [   56.026717] #PF: supervisor instruction fetch in[   62.202072] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4937 07:50:14.119917   kernel mode
 4938 07:50:14.132623  # [   56.039250] #PF: error_code(0x0011) - permiss[   62.234708] CPU: 1 PID: 2120 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4939 07:50:14.135852  ions violation
 4940 07:50:14.145403  # [   56.045472] PGD 21629067 P4D 21629067 PUD 2[   62.249571] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4941 07:50:14.152064  [   62.262591] RIP: 0010:refcount_warn_saturate+0x97/0x110
 4942 07:50:14.155828  162a063 PMD 8000000020e000e1 
 4943 07:50:14.178648  # [   56.052959] Oops: 0011 [#9] [   62.268453] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 4944 07:50:14.179199  SMP PTI
 4945 07:50:14.191746  # [   56.063060] CPU: 1 PID: 1774 Comm: cat Tainted: G [   62.295644] RSP: 0018:ffffb303c29e7e38 EFLAGS: 00010282
 4946 07:50:14.194900       D W         5.10.154-cip20 #1
 4947 07:50:14.204797  # [   56.071707] Hardware na[   62.307692] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4948 07:50:14.214498  [   62.321878] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 4949 07:50:14.218047  me: Google Rammus/Rammus, BIOS  09/04/2020
 4950 07:50:14.228189  # [   56.078511] RIP[   62.329852] RBP: ffffffff8dd8bc10 R08: 0000000000000000 R09: 0000000000000000
 4951 07:50:14.234473  [   62.344031] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4952 07:50:14.237991  : 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4953 07:50:14.251312  # [   56.084248] Code: [   62.352005] R13: ffffb303c29e7f10 R14: ffffb303c29e7f10 R15: ffff9e7545b9a000
 4954 07:50:14.264592  ff ff 9e 1b 37 8d ff ff ff ff 7a c1 d8 8d ff ff ff ff e4 02 37 8[   62.366185] FS:  00007f4a2d13f580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 4955 07:50:14.277440  d ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e[   62.381439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4956 07:50:14.291152  9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 6[   62.394069] CR2: 00007f4a2cf48000 CR3: 00000001038e8006 CR4: 00000000003706e0
 4957 07:50:14.294190  [   62.408253] Call Trace:
 4958 07:50:14.294714  9
 4959 07:50:14.300682  # [   56.111440] RSP: 0018:ffffb303c24e7e48 EFLAGS: 00010246
 4960 07:50:14.307240  [   62.410990]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 4961 07:50:14.307794  
 4962 07:50:14.320357  # [   56.117272] RAX: 0000000000000033 RBX: 0000000000000000 RC[   62.423322]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 4963 07:50:14.320927  X: 0000000000000000
 4964 07:50:14.330549  # [   56.125238] RDX: 0000000000000000 RSI:[   62.435795]  direct_entry.cold+0x2c/0x38
 4965 07:50:14.333744   ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 4966 07:50:14.340713  # [   56.133207] RBP: f[   62.446389]  full_proxy_write+0x53/0x80
 4967 07:50:14.347149  fffffff8d99c220 R08: 0000000000000000 R09: 0000000000000000
 4968 07:50:14.350508  # [[   62.456888]  vfs_write+0xe7/0x3a0
 4969 07:50:14.360052     56.141174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0[   62.466800]  ksys_write+0x68/0xf0
 4970 07:50:14.363557  00000000000000c
 4971 07:50:14.370199  # [   56.149141] R13: ffffb303c24e7f10 R14: fff[   62.476716]  do_syscall_64+0x30/0x40
 4972 07:50:14.373194  fb303c24e7f10 R15: ffff9e754595e000
 4973 07:50:14.383110  # [   56.157108] FS:  00007[   62.486922]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4974 07:50:14.393212  fce90d0b580(0000) GS:ffff9e75bac80000(0000) knlGS:00000000000000[   62.498786] RIP: 0033:0x7f4a2d0558f3
 4975 07:50:14.393669  00
 4976 07:50:14.419872  # [   56.166143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080[   62.508989] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4977 07:50:14.420418  050033
 4978 07:50:14.432840  # [   56.172557] CR2: ffffffff8d99c220 CR3: 000000010279[   62.536180] RSP: 002b:00007ffdd52f7c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4979 07:50:14.436122  
 4980 07:50:14.436613  6006 CR4: 00000000003706e0
 4981 07:50:14.439443  # [   56.180525] Call Trace:
 4982 07:50:14.449406  # [   [   62.550851] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4a2d0558f3
 4983 07:50:14.452778  56.183252]  ? execute_location+0x45/0x56
 4984 07:50:14.462431  # [   56.187727]  ? di[   62.565037] RDX: 000000000000001f RSI: 00007f4a2cf48000 RDI: 0000000000000001
 4985 07:50:14.466000  rect_entry.cold+0x2c/0x38
 4986 07:50:14.475666  # [   56.198509]  ? full_proxy_write+[   62.579223] RBP: 00007f4a2cf48000 R08: 00007f4a2cf47010 R09: 0000000000000000
 4987 07:50:14.479005  0x53/0x80
 4988 07:50:14.482303  # [   56.202983]  ? vfs_write+0xe7/0x3a0
 4989 07:50:14.492208  # [   56.20[   62.593412] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4990 07:50:14.495594  6880]  ? ksys_write+0x68/0xf0
 4991 07:50:14.505590  # [   56.210772]  ? do_syscall_64[   62.607597] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4992 07:50:14.506147  +0x30/0x40
 4993 07:50:14.515337  # [   56.214954]  ? entry_SYSCALL_64_after_hwframe+0[   62.621794] irq event stamp: 0
 4994 07:50:14.515876  x61/0xc6
 4995 07:50:14.528568  # [   56.220781] Modules linked in: fuse ip_tables cro[   62.631408] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4996 07:50:14.545164  s_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer [   62.644626] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4997 07:50:14.558600  kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_de[   62.659980] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 4998 07:50:14.571142  bugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cro[   62.675332] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4999 07:50:14.574566  s_ec_dev cros_usbpd_notify
 5000 07:50:14.584675  # [   56.253413] CR2: ffffffff8d99c2[   62.688545] ---[ end trace ee95a40f003fd263 ]---
 5001 07:50:14.585264  20
 5002 07:50:14.587578  # [   56.257110] ---[ end trace ee95a40f003fd259 ]---
 5003 07:50:14.594295  # [  [   62.699915] lkdtm: Overflow detected: saturated
 5004 07:50:14.597392   56.262266] RIP: 0010:lkdtm_BUG+0x5/0x10
 5005 07:50:14.620687  # [   56.266643] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 5006 07:50:14.626905  # [   56.293834] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 5007 07:50:14.633598  # [   56.299658] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 5008 07:50:14.643428  # [   56.307626] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 5009 07:50:14.650117  # [   56.315586] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 5010 07:50:14.659789  # [   56.323544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5011 07:50:14.667028  # [   56.331511] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5012 07:50:14.676574  # [   56.339478] FS:  00007fce90d0b580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5013 07:50:14.682953  # [   56.348513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5014 07:50:14.689529  # [   56.354927] CR2: ffffffff8d99c220 CR3: 0000000102796006 CR4: 00000000003706e0
 5015 07:50:14.699565  # [   56.362896] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5016 07:50:14.709828  # [   56.372805] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1774, name: cat
 5017 07:50:14.712854  # [   56.381257] INFO: lockdep is turned off.
 5018 07:50:14.716145  # [   56.385633] irq event stamp: 0
 5019 07:50:14.725897  # [   56.389038] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5020 07:50:14.739014  # [   56.396029] hardirqs last disabled at (0): [<ffffffff8c500cf0>][   62.845833] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5021 07:50:14.742295   copy_process+0x640/0x1c80
 5022 07:50:14.752245  # [   56.405163] softirqs last  enab[   62.855570] lkdtm: attempting bad refcount_add_not_zero() overflow
 5023 07:50:14.759232  led at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5024 07:50:14.762455  # [ [   62.868705] ------------[ cut here ]------------
 5025 07:50:14.775487    56.414296] softirqs last disabled at (0): [<0000000000000000>][   62.880065] refcount_t: saturated; leaking memory.
 5026 07:50:14.776075   0x0
 5027 07:50:14.792132  # [   56.421293] CPU: 1 PID: 1774 Comm: cat Tainted: G    [   62.891666] WARNING: CPU: 1 PID: 2152 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5028 07:50:14.795486    D W         5.10.154-cip20 #1
 5029 07:50:14.825044  # [   56.429932] Hardware name:[   62.907279] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5030 07:50:14.828600   Google Rammus/Rammus, BIOS  09/04/2020
 5031 07:50:14.838476  # [   56.436734] Call T[   62.939913] CPU: 1 PID: 2152 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5032 07:50:14.839086  race:
 5033 07:50:14.841371  # [   56.439463]  dump_stack+0x77/0x9b
 5034 07:50:14.851475  # [   56.443163] [   62.954779] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5035 07:50:14.855137   ___might_sleep.cold+0xa6/0xb6
 5036 07:50:14.864818  # [   56.453943]  exit_signals+0[   62.967824] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5037 07:50:14.865415  x1c/0x2e0
 5038 07:50:14.868015  # [   56.457933]  do_exit+0xd5/0xb00
 5039 07:50:14.891071  # [   56.467647[   62.979890] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 5040 07:50:14.894179  ]  ? ksys_write+0x68/0xf0
 5041 07:50:14.904334  # [   56.471539]  rewind_stack_do_exi[   63.007083] RSP: 0018:ffffb303c2ad7e38 EFLAGS: 00010282
 5042 07:50:14.904924  t+0x17/0x20
 5043 07:50:14.907515  # [   56.476207] RIP: 0033:0x7fce90c218f3
 5044 07:50:14.917016  # [   56[   63.019132] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5045 07:50:14.930585  .486408] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff f[   63.033318] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5046 07:50:14.943440  f ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00[   63.047503] RBP: ffffffff8dd8bc30 R08: 0000000000000000 R09: 0000000000000000
 5047 07:50:14.960692   00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 2[   63.061686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5048 07:50:14.961292  8 48 89 54 24 18
 5049 07:50:14.974081  # [   56.507377] RSP: 002b:00007ffc1cb27f18 EF[   63.075879] R13: ffffb303c2ad7f10 R14: ffffb303c2ad7f10 R15: ffff9e7544edc000
 5050 07:50:14.976686  LAGS: 00000246 ORIG_RAX: 0000000000000001
 5051 07:50:14.990353  # [   56.515821] RAX:[   63.090065] FS:  00007f3ecc077580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5052 07:50:14.996694   ffffffffffffffda RBX: 000000000000000c RCX: 00007fce90c218f3
 5053 07:50:15.000034  #[   63.105319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5054 07:50:15.003118  
 5055 07:50:15.016103   [   56.523789] RDX: 000000000000000c RSI: 00007fce90b14000 RDI:[   63.117953] CR2: 00007f3ecbe80000 CR3: 000000010352a001 CR4: 00000000003706e0
 5056 07:50:15.016689   0000000000000001
 5057 07:50:15.023051  # [   56.531758] RBP: 00007fce90b14000 R08: 0[   63.132137] Call Trace:
 5058 07:50:15.026451  
 5059 07:50:15.029829  0007fce90b13010 R09: 0000000000000000
 5060 07:50:15.036256  # [   56.539725] R10: fff[   63.141086]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5061 07:50:15.042975  ffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5062 07:50:15.049474  # [  [   63.153446]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5063 07:50:15.059525   56.547693] R13: 0000000000000001 R14: 0000000000020000 R15: 000[   63.165882]  direct_entry.cold+0x2c/0x38
 5064 07:50:15.062643  0000000020000
 5065 07:50:15.066247  # EXEC_RODATA: saw 'call trace:': ok
 5066 07:50:15.069169  ok 34 selft[   63.176473]  full_proxy_write+0x53/0x80
 5067 07:50:15.072214  ests: lkdtm: EXEC_RODATA.sh
 5068 07:50:15.078507  # selftests: lkdtm: EXEC_USERSPACE.[   63.186972]  vfs_write+0xe7/0x3a0
 5069 07:50:15.081816  sh
 5070 07:50:15.081902  # Killed
 5071 07:50:15.088569  # [   56.666700] lkdtm: Performing direct entry EX[   63.196913]  ksys_write+0x68/0xf0
 5072 07:50:15.091945  EC_USERSPACE
 5073 07:50:15.101364  # [   56.673618] lkdtm: attempting ok execution at[   63.206828]  do_syscall_64+0x30/0x40
 5074 07:50:15.101452   ffffffff8cce0340
 5075 07:50:15.111799  # [   56.686373] lkdtm: attempting bad execut[   63.217029]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5076 07:50:15.114773  ion at 00007f3e25f6d000
 5077 07:50:15.121658  # [   56.699238] unable to execute user[   63.228885] RIP: 0033:0x7f3ecbf8d8f3
 5078 07:50:15.144816  [   63.239090] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5079 07:50:15.144918  space code (SMEP?) (uid: 0)
 5080 07:50:15.157721  # [   56.711816] BUG: unable to han[   63.260073] RSP: 002b:00007fff41e4a4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5081 07:50:15.164559  [   63.274737] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3ecbf8d8f3
 5082 07:50:15.170878  dle page fault for address: 00007f3e25f6d000
 5083 07:50:15.180997  # [   56.719499] #[   63.282708] RDX: 000000000000001f RSI: 00007f3ecbe80000 RDI: 0000000000000001
 5084 07:50:15.187371  [   63.296887] RBP: 00007f3ecbe80000 R08: 00007f3ecbe7f010 R09: 0000000000000000
 5085 07:50:15.194154  PF: supervisor instruction fetch in kernel mode
 5086 07:50:15.200660  # [   56.725824[   63.304877] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5087 07:50:15.210650  [   63.319056] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5088 07:50:15.213967  ] #PF: error_code(0x0011) - permissions violation
 5089 07:50:15.220359  # [   56.7320[   63.327052] irq event stamp: 0
 5090 07:50:15.227307  [   63.336644] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5091 07:50:15.240387  47] PGD 80000001034b7067 P4D 80000001034b7067 PUD 1034b6067 PMD [   63.343646] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5092 07:50:15.243939  
 5093 07:50:15.250253  [   63.358991] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5094 07:50:15.253732  1039ef067 PTE 10ab89067
 5095 07:50:15.263466  # [   56.741778] Oops: 0011 [#10] SMP P[   63.368129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5096 07:50:15.263557  TI
 5097 07:50:15.276612  # [   56.745768] CPU: 0 PID: 1810 Comm: cat Tainted: G      [   63.381339] ---[ end trace ee95a40f003fd264 ]---
 5098 07:50:15.280182  D W         5.10.154-cip20 #1
 5099 07:50:15.286425  # [   56.754416] Hardware name: G[   63.392709] lkdtm: Overflow detected: saturated
 5100 07:50:15.290050  oogle Rammus/Rammus, BIOS  09/04/2020
 5101 07:50:15.296341  # [   56.761218] RIP: 0010:0x7f3e25f6d000
 5102 07:50:15.303091  # [   56.765206] Code: Unable to access opcode bytes at RIP 0x7f3e25f6cfd6.
 5103 07:50:15.309741  # [   56.772495] RSP: 0018:ffffb303c2597e50 EFLAGS: 00010246
 5104 07:50:15.316141  # [   56.778318] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 5105 07:50:15.325964  # [   56.786286] RDX: 0000000000000000 RSI: ffff9e75bac1bf70 RDI: ffff9e75bac1bf70
 5106 07:50:15.332608  # [   56.794253] RBP: 00007f3e25f6d000 R08: 0000000000000000 R09: 0000000000000000
 5107 07:50:15.342571  # [   56.802220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 5108 07:50:15.349397  # [   56.810187] R13: ffffb303c2597f10 R14: ffffb303c2597f10 R15: ffff9e7542be6000
 5109 07:50:15.359103  # [   56.818154] FS:  00007f3e25f3e580(0000) GS:ffff9e75bac00000(0000) knlGS:0000000000000000
 5110 07:50:15.365859  # [   56.827191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5111 07:50:15.372560  # [   56.833605] CR2: 00007f3e25f6d000 CR3: 0000000103830003 CR4: 00000000003706f0
 5112 07:50:15.375626  # [   56.841572] Call Trace:
 5113 07:50:15.382106  # [   56.844301]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 5114 07:50:15.385255  # [   56.849655]  ? direct_entry.cold+0x2c/0x38
 5115 07:50:15.392086  # [   56.854218]  ? full_proxy_write+0x53/0x80
 5116 07:50:15.398892  # [   56.858692][   63.506271] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5117 07:50:15.401722    ? vfs_write+0xe7/0x3a0
 5118 07:50:15.411719  # [   56.862575]  ? ksys_write+0x68/0x[   63.515972] lkdtm: attempting good refcount_dec()
 5119 07:50:15.411806  f0
 5120 07:50:15.415042  # [   56.866459]  ? do_syscall_64+0x30/0x40
 5121 07:50:15.422098  # [   56.870642[   63.527442] lkdtm: attempting bad refcount_dec() to zero
 5122 07:50:15.428313  ]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5123 07:50:15.435075  # [   56.876479] [   63.539588] ------------[ cut here ]------------
 5124 07:50:15.441638  [   63.550955] refcount_t: decrement hit 0; leaking memory.
 5125 07:50:15.454367  Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensor[   63.556917] WARNING: CPU: 1 PID: 2184 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5126 07:50:15.487720  s_core industrialio_triggered_buffer kfifo_buf industrialio cros[   63.572528] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5127 07:50:15.504341  _ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_[   63.605186] CPU: 1 PID: 2184 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5128 07:50:15.510885  ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5129 07:50:15.517488  [   63.620029] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5130 07:50:15.520370  [   63.633047] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5131 07:50:15.520448  
 5132 07:50:15.527264  # [   56.902916] CR2: 00007f3e25f6d000
 5133 07:50:15.550381  # [   56.906612] ---[ e[   63.638883] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5134 07:50:15.553360  [   63.666074] RSP: 0018:ffffb303c2b67e48 EFLAGS: 00010286
 5135 07:50:15.557063  nd trace ee95a40f003fd25a ]---
 5136 07:50:15.570187  # [   56.911766] RIP: 0010:lkdtm[   63.671910] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5137 07:50:15.576775  [   63.686089] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5138 07:50:15.579874  _BUG+0x5/0x10
 5139 07:50:15.590225  # [   56.916140] Code: 89 ff e8 6e a3 a3 ff 48 c7[   63.694061] RBP: ffffffff8dd8bfe9 R08: 0000000000000000 R09: 0000000000000000
 5140 07:50:15.599921  [   63.708238] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5141 07:50:15.613015   c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 [   63.716210] R13: ffffb303c2b67f10 R14: ffffb303c2b67f10 R15: ffff9e75432fa000
 5142 07:50:15.622772  [   63.730389] FS:  00007fe22277b580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5143 07:50:15.635809  c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00[   63.739430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5144 07:50:15.642941  [   63.752057] CR2: 00007fe222584000 CR3: 0000000103204002 CR4: 00000000003706e0
 5145 07:50:15.645783   00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 5146 07:50:15.652809  # [   56.937120] RSP: 0[   63.760029] Call Trace:
 5147 07:50:15.655783  018:ffffb303c154fe60 EFLAGS: 00010282
 5148 07:50:15.662417  # [   56.942943] RAX: fff[   63.768968]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5149 07:50:15.669418  fffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 5150 07:50:15.672286  # [  [   63.780143]  direct_entry.cold+0x2c/0x38
 5151 07:50:15.685531   56.950910] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: fff[   63.790737]  full_proxy_write+0x53/0x80
 5152 07:50:15.685625  fffff8d99bd90
 5153 07:50:15.695321  # [   56.958886] RBP: ffffffff8dde7408 R08: 00000[   63.801238]  vfs_write+0xe7/0x3a0
 5154 07:50:15.698987  00000000001 R09: 0000000000000001
 5155 07:50:15.705396  # [   56.966868] R10: 0000000[   63.811151]  ksys_write+0x68/0xf0
 5156 07:50:15.708649  0ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5157 07:50:15.715573  # [   56.[   63.821066]  do_syscall_64+0x30/0x40
 5158 07:50:15.725280  974840] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e7[   63.831272]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5159 07:50:15.728590  [   63.843128] RIP: 0033:0x7fe2226918f3
 5160 07:50:15.731888  
 5161 07:50:15.731962  54267b000
 5162 07:50:15.758084  # [   56.982827] FS:  00007f3e25f3e580(0000) GS:ffff9[   63.847118] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5163 07:50:15.764662  [   63.874307] RSP: 002b:00007ffcaabf8758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5164 07:50:15.771223  e75bac00000(0000) knlGS:0000000000000000
 5165 07:50:15.781273  # [   56.991855] CS:  [   63.882765] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe2226918f3
 5166 07:50:15.788246  [   63.896945] RDX: 0000000000000012 RSI: 00007fe222584000 RDI: 0000000000000001
 5167 07:50:15.791251  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5168 07:50:15.800758  # [   56.998270] C[   63.904918] RBP: 00007fe222584000 R08: 00007fe222583010 R09: 0000000000000000
 5169 07:50:15.810831  [   63.919098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5170 07:50:15.823862  R2: 00007f3e25f6d000 CR3: 0000000103830003 CR4: 00000000003706f0[   63.927070] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5171 07:50:15.823952  
 5172 07:50:15.827736  # EXEC_USERSPACE: saw 'call trace:': ok
 5173 07:50:15.833786  ok 35 selftests: lkdt[   63.941255] irq event stamp: 0
 5174 07:50:15.840408  [   63.950879] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5175 07:50:15.843774  m: EXEC_USERSPACE.sh
 5176 07:50:15.847324  # selftests: lkdtm: EXEC_NULL.sh
 5177 07:50:15.857216  # Killed[   63.957889] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5178 07:50:15.863550  [   63.973232] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5179 07:50:15.866896  
 5180 07:50:15.866975  
 5181 07:50:15.870392  # [   57.178969] lkdtm: Performing direct entry EXEC_NULL
 5182 07:50:15.876994  # [[   63.982369] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5183 07:50:15.879984  
 5184 07:50:15.883329  [   63.995577] ---[ end trace ee95a40f003fd265 ]---
 5185 07:50:15.893239     57.185838] lkdtm: attempting ok execution at ffffffff8cce0340[   64.000734] lkdtm: Zero detected: saturated
 5186 07:50:15.893323  
 5187 07:50:15.903318  # [   57.198573] lkdtm: attempting bad execution at 0000000000000000
 5188 07:50:15.909936  # [   57.211401] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5189 07:50:15.916710  # [   57.225384] #PF: supervisor instruction fetch in kernel mode
 5190 07:50:15.923081  # [   57.231703] #PF: error_code(0x0010) - not-present page
 5191 07:50:15.926175  # [   57.237438] PGD 0 P4D 0 
 5192 07:50:15.929583  # [   57.240261] Oops: 0010 [#11] SMP PTI
 5193 07:50:15.939435  # [   57.244248] CPU: 1 PID: 1846 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5194 07:50:15.946157  # [   57.252894] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5195 07:50:15.949374  # [   57.259701] RIP: 0010:0x0
 5196 07:50:15.956407  # [   57.262621] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 5197 07:50:15.962522  # [   57.270290] RSP: 0018:ffffb303c2627e48 EFLAGS: 00010246
 5198 07:50:15.969084  # [   57.276122] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5199 07:50:15.979195  # [   57.284093] RDX: 0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5200 07:50:15.985679  # [   57.292060] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 5201 07:50:15.995564  # [   57.300026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 5202 07:50:16.002030  # [   57.307994] R13: ffffb303c2627f10 R14: ffffb303c2627f10 R15: ffff9e754133f000
 5203 07:50:16.011927  # [   57.315964] FS:  00007f349a05d580[   64.122585] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5204 07:50:16.019043  (0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5205 07:50:16.025207  # [   5[   64.130404] lkdtm: attempting bad refcount_dec() below zero
 5206 07:50:16.031743  7.324991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5207 07:50:16.038742  # [[   64.142847] ------------[ cut here ]------------
 5208 07:50:16.048577     57.331407] CR2: ffffffffffffffd6 CR3: 0000000104ef4006 CR4: 0[   64.154211] refcount_t: decrement hit 0; leaking memory.
 5209 07:50:16.051635  0000000003706e0
 5210 07:50:16.054873  # [   57.339373] Call Trace:
 5211 07:50:16.065199  # [   57.342102] [   64.166390] WARNING: CPU: 1 PID: 2219 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5212 07:50:16.068141   execute_location+0x45/0x56
 5213 07:50:16.098072  # [   57.346383]  direct_entry.cold[   64.182000] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5214 07:50:16.098163  +0x2c/0x38
 5215 07:50:16.104723  # [   57.356972]  full_proxy_write+0x53/0x80
 5216 07:50:16.111346  # [   [   64.214660] CPU: 1 PID: 2219 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5217 07:50:16.114538  57.361256]  vfs_write+0xe7/0x3a0
 5218 07:50:16.124542  # [   57.364953]  ksys_write+0[   64.229522] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5219 07:50:16.128118  x68/0xf0
 5220 07:50:16.131247  # [   57.374862]  do_syscall_64+0x30/0x40
 5221 07:50:16.137881  # [   57.37[   64.242521] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5222 07:50:16.141012  8883]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5223 07:50:16.164104  # [   57.390734[   64.254572] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5224 07:50:16.167570  ] RIP: 0033:0x7f3499f738f3
 5225 07:50:16.177562  # [   57.394722] Code: 8b 15 a1 25 0[   64.281769] RSP: 0018:ffffb303c2bcfe48 EFLAGS: 00010286
 5226 07:50:16.190637  e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04[   64.293830] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5227 07:50:16.203880   25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 f[   64.308016] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5228 07:50:16.210094  f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5229 07:50:16.220280  # [   57.4[   64.322202] RBP: ffffffff8dd8bffb R08: 0000000000000000 R09: 0000000000000000
 5230 07:50:16.233325  15703] RSP: 002b:00007ffc2bd67828 EFLAGS: 00000246 ORIG_RAX: 000[   64.336388] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5231 07:50:16.233415  0000000000001
 5232 07:50:16.236622  
 5233 07:50:16.246494  # [   57.424156] RAX: ffffffffffffffda RBX: 00000[   64.350572] R13: ffffb303c2bcff10 R14: ffffb303c2bcff10 R15: ffff9e75429c5000
 5234 07:50:16.249870  0000000000a RCX: 00007f3499f738f3
 5235 07:50:16.262987  # [   57.432124] RDX: 0000000[   64.364758] FS:  00007fa302471580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5236 07:50:16.269802  00000000a RSI: 00007f3499e66000 RDI: 0000000000000001
 5237 07:50:16.276144  # [   57.[   64.380011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5238 07:50:16.289776  440091] RBP: 00007f3499e66000 R08: 00007f3499e65010 R09: 0000000[   64.392644] CR2: 00007fa30227a000 CR3: 000000010393a005 CR4: 00000000003706e0
 5239 07:50:16.289865  000000000
 5240 07:50:16.299252  # [   57.448057] R10: fffffffffffffbc5 R11: 000000000[   64.406831] Call Trace:
 5241 07:50:16.303077  0000246 R12: 0000000000000001
 5242 07:50:16.309151  # [   57.456025] R13: 00000000000[   64.415777]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5243 07:50:16.315814  00001 R14: 0000000000020000 R15: 0000000000020000
 5244 07:50:16.319232  # [   57.4639[   64.427345]  direct_entry.cold+0x2c/0x38
 5245 07:50:16.322608  
 5246 07:50:16.332266  98] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_se[   64.437937]  full_proxy_write+0x53/0x80
 5247 07:50:16.342309  nsors_core industrialio_triggered_buffer kfifo_buf industrialio [   64.448433]  vfs_write+0xe7/0x3a0
 5248 07:50:16.352214  cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev c[   64.458346]  ksys_write+0x68/0xf0
 5249 07:50:16.361988  ros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_not[   64.468262]  do_syscall_64+0x30/0x40
 5250 07:50:16.362070  ify
 5251 07:50:16.365742  # [   57.496632] CR2: 0000000000000000
 5252 07:50:16.372359  # [   57.500328] --[   64.478467]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5253 07:50:16.378613  [   64.490323] RIP: 0033:0x7fa3023878f3
 5254 07:50:16.382078  -[ end trace ee95a40f003fd25b ]---
 5255 07:50:16.404984  # [   57.505483] RIP: 0010:l[   64.494338] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5256 07:50:16.405076  kdtm_BUG+0x5/0x10
 5257 07:50:16.418100  # [   57.509879] Code: 89 ff e8 6e a3 a3 ff 4[   64.521527] RSP: 002b:00007ffece04a088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5258 07:50:16.428083  [   64.536198] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa3023878f3
 5259 07:50:16.441077  8 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48[   64.544170] RDX: 0000000000000016 RSI: 00007fa30227a000 RDI: 0000000000000001
 5260 07:50:16.447709  [   64.558349] RBP: 00007fa30227a000 R08: 00007fa302279010 R09: 0000000000000000
 5261 07:50:16.464793   c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0[   64.566321] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5262 07:50:16.470973  [   64.580501] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5263 07:50:16.474438  0 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 5264 07:50:16.480840  # [   57.530878] RS[   64.588478] irq event stamp: 0
 5265 07:50:16.487805  [   64.598088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5266 07:50:16.491132  P: 0018:ffffb303c154fe60 EFLAGS: 00010282
 5267 07:50:16.504110  # [   57.536713] RAX:[   64.605091] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5268 07:50:16.513767  [   64.620434] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5269 07:50:16.517343   ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 5270 07:50:16.527240  #[   64.629572] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5271 07:50:16.530524  [   64.642780] ---[ end trace ee95a40f003fd266 ]---
 5272 07:50:16.543998   [   57.544680] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI:[   64.647936] lkdtm: Negative detected: saturated
 5273 07:50:16.544083   ffffffff8d99bd90
 5274 07:50:16.553737  # [   57.552649] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 5275 07:50:16.560276  # [   57.560618] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5276 07:50:16.570144  # [   57.568585] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5277 07:50:16.576630  # [   57.576555] FS:  00007f349a05d580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5278 07:50:16.583545  # [   57.585582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5279 07:50:16.593032  # [   57.591998] CR2: ffffffffffffffd6 CR3: 0000000104ef4006 CR4: 00000000003706e0
 5280 07:50:16.602939  # [   57.599968] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5281 07:50:16.609928  # [   57.609880] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1846, name: cat
 5282 07:50:16.616416  # [   57.618335] INFO: lockdep is turned off.
 5283 07:50:16.619942  # [   57.622709] irq event stamp: 0
 5284 07:50:16.626419  # [   57.626114] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5285 07:50:16.636017  # [   57.633113] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5286 07:50:16.646207  # [   57.642245] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5287 07:50:16.652667  # [   57.651379] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5288 07:50:16.662557  # [   57.658376] [   64.770398] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5289 07:50:16.669147  [   64.778686] lkdtm: attempting bad refcount_dec_and_test() below zero
 5290 07:50:16.672585  [   64.785827] ------------[ cut here ]------------
 5291 07:50:16.675350  
 5292 07:50:16.685732  CPU: 1 PID: 1846 Comm: cat Tainted: G      D W         5.10.154-[   64.791024] refcount_t: underflow; use-after-free.
 5293 07:50:16.685816  cip20 #1
 5294 07:50:16.702163  # [   57.667024] Hardware name: Google Rammus/Rammus, [   64.802608] WARNING: CPU: 2 PID: 2254 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5295 07:50:16.728388  [   64.818238] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5296 07:50:16.728481  BIOS  09/04/2020
 5297 07:50:16.731738  # [   57.673826] Call Trace:
 5298 07:50:16.741398  # [   57.676554][   64.844693] CPU: 2 PID: 2254 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5299 07:50:16.748098  [   64.859573] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5300 07:50:16.751386    dump_stack+0x77/0x9b
 5301 07:50:16.761034  # [   57.680254]  ___might_sleep.cold+0x[   64.866395] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5302 07:50:16.780990  [   64.878433] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5303 07:50:16.787561  [   64.899417] RSP: 0018:ffffb303c2c77e40 EFLAGS: 00010286
 5304 07:50:16.797546  [   64.905254] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5305 07:50:16.804039  [   64.913226] RDX: ffff9e75bad2c660 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 5306 07:50:16.810650  [   64.921198] RBP: ffffffff8dd8bc50 R08: 0000000000000000 R09: 0000000000000000
 5307 07:50:16.820697  [   64.929169] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5308 07:50:16.827112  [   64.937141] R13: ffffb303c2c77f10 R14: ffffb303c2c77f10 R15: ffff9e7545a98000
 5309 07:50:16.837333  [   64.945112] FS:  00007f45a9b2d580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 5310 07:50:16.843780  [   64.954152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5311 07:50:16.850591  [   64.960571] CR2: 00007f45a9936000 CR3: 00000001029bc001 CR4: 00000000003706e0
 5312 07:50:16.853873  [   64.968540] Call Trace:
 5313 07:50:16.860250  [   64.971271]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5314 07:50:16.866715  [   64.977428]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5315 07:50:16.870124  [   64.983654]  direct_entry.cold+0x2c/0x38
 5316 07:50:16.876720  [   64.988057]  full_proxy_write+0x53/0x80
 5317 07:50:16.879923  [   64.992366]  vfs_write+0xe7/0x3a0
 5318 07:50:16.883090  [   64.996090]  ksys_write+0x68/0xf0
 5319 07:50:16.886591  [   64.999790]  do_syscall_64+0x30/0x40
 5320 07:50:16.886673  a6/0xb6
 5321 07:50:16.893075  # [   57.691038]  exit_signals+0x1c/0x2e0
 5322 07:50:16.899587  # [   57.695[   65.003809]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5323 07:50:16.903502  [   65.015658] RIP: 0033:0x7f45a9a438f3
 5324 07:50:16.922974  [   65.019648] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5325 07:50:16.932664  [   65.040631] RSP: 002b:00007ffef3e27378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5326 07:50:16.939236  [   65.049089] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f45a9a438f3
 5327 07:50:16.949811  [   65.057062] RDX: 000000000000001f RSI: 00007f45a9936000 RDI: 0000000000000001
 5328 07:50:16.956221  [   65.065032] RBP: 00007f45a9936000 R08: 00007f45a9935010 R09: 0000000000000000
 5329 07:50:16.959050  026]  do_exit+0xd5/0xb00
 5330 07:50:16.968913  # [   57.698530]  ? ksys_write+0x68/0x[   65.073005] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5331 07:50:16.979043  [   65.087192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5332 07:50:16.979125  f0
 5333 07:50:16.982170  # [   57.702415]  rewind_stack_do_exit+0x17/0x20
 5334 07:50:16.989130  # [   57.7[   65.095169] irq event stamp: 0
 5335 07:50:16.995656  [   65.104781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5336 07:50:16.999136  07083] RIP: 0033:0x7f3499f738f3
 5337 07:50:17.008612  # [   57.717282] Code: 8b 15 a1[   65.111784] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5338 07:50:17.025447   25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 [   65.127126] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5339 07:50:17.038515  8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00[   65.142481] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5340 07:50:17.044929  [   65.155696] ---[ end trace ee95a40f003fd267 ]---
 5341 07:50:17.048412   f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5342 07:50:17.055200  # [  [   65.160850] lkdtm: Negative detected: saturated
 5343 07:50:17.061458   57.738262] RSP: 002b:00007ffc2bd67828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5344 07:50:17.065175  
 5345 07:50:17.071777  # [   57.746718] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3499f738f3
 5346 07:50:17.078065  # [   57.754686] RDX: 000000000000000a RSI: 00007f3499e66000 RDI: 0000000000000001
 5347 07:50:17.088136  # [   57.762653] RBP: 00007f3499e66000 R08: 00007f3499e65010 R09: 0000000000000000
 5348 07:50:17.094619  # [   57.770620] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5349 07:50:17.104412  # [   57.778586] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5350 07:50:17.107977  # EXEC_NULL: saw 'call trace:': ok
 5351 07:50:17.111223  ok 36 selftests: lkdtm: EXEC_NULL.sh
 5352 07:50:17.114333  # selftests: lkdtm: ACCESS_USERSPACE.sh
 5353 07:50:17.117575  # Killed
 5354 07:50:17.121160  # [   57.912885] lkdtm: Performing direct entry ACCESS_USERSPACE
 5355 07:50:17.127893  # [   57.923336] lkdtm: attempting bad read at 00007fdc3ff3c000
 5356 07:50:17.137514  # [   57.935673] BUG: unable to handle page fault for address: 00007fdc3ff3c000
 5357 07:50:17.144013  # [   57.949548] #PF: supervisor read access in kernel mode
 5358 07:50:17.147330  # [   57.955286] #PF: error_code(0x0001) - permissions violation
 5359 07:50:17.150842  
 5360 07:50:17.157483  # [   57.961499] PGD 8000000104304067 P4D 8000000104304067 PUD 103464067 PMD 103537067 PTE 114afe067
 5361 07:50:17.160919  
 5362 07:50:17.163939  # [   57.977437] Oops: 0001 [#12] SMP PTI
 5363 07:50:17.173897  # [   57.981426] CPU: 1 PID: 1881 Comm:[   65.279333] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5364 07:50:17.180451   cat Tainted: G      D W         5.10.154-cip20 #1
 5365 07:50:17.187119  # [   57.996[   65.291600] lkdtm: attempting bad refcount_sub_and_test() below zero
 5366 07:50:17.193443  284] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5367 07:50:17.200102  # [ [   65.304894] ------------[ cut here ]------------
 5368 07:50:17.206786    58.003091] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 5369 07:50:17.210115  # [   65.316264] refcount_t: underflow; use-after-free.
 5370 07:50:17.226683  [   58.009312] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc c[   65.327842] WARNING: CPU: 1 PID: 2289 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5371 07:50:17.259638  c 48 89 ee 48 c7 c7 98 ce d8 8d e8 64 99 fd ff 48 c7 c7 c0 ce d8[   65.343473] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5372 07:50:17.272906   8d b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 4b 99 fd ff 48 8[   65.376105] CPU: 1 PID: 2289 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5373 07:50:17.276316  9 ee 48 c7 c7 e8 ce d8
 5374 07:50:17.285927  # [   58.036500] RSP: 0018:ffffb303c26bf[   65.390970] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5375 07:50:17.289147  e48 EFLAGS: 00010246
 5376 07:50:17.298949  # [   58.042333] RAX: 00000000c0dec0de RBX[   65.403996] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5377 07:50:17.302408  : 0000000000000026 RCX: 0000000000000000
 5378 07:50:17.325755  # [   58.050302] RDX: [   65.416044] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5379 07:50:17.331971  0000000000000000 RSI: ffff9e75bac9bf70 RDI: ffffffff8dd8cec0
 5380 07:50:17.339133  # [   65.443236] RSP: 0018:ffffb303c2cf7e40 EFLAGS: 00010286
 5381 07:50:17.352164  [   58.058260] RBP: 00007fdc3ff3c000 R08: 0000000000000000 R09: [   65.455312] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5382 07:50:17.355455  0000000000000000
 5383 07:50:17.365348  # [   58.066227] R10: 00000000ffffe000 R11: 3f[   65.469502] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5384 07:50:17.375039  [   65.483683] RBP: ffffffff8dd8bc70 R08: 0000000000000000 R09: 0000000000000000
 5385 07:50:17.378579  ffffffffffffff R12: 0000000000000011
 5386 07:50:17.388423  # [   58.074193] R13: ffff[   65.491656] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5387 07:50:17.398086  [   65.505836] R13: ffffb303c2cf7f10 R14: ffffb303c2cf7f10 R15: ffff9e75435cf000
 5388 07:50:17.401167  b303c26bff10 R14: ffffb303c26bff10 R15: ffff9e7542b08000
 5389 07:50:17.411622  # [   [   65.513828] FS:  00007fa1bc1ed580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5390 07:50:17.417832  [   65.529074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5391 07:50:17.431325  58.082160] FS:  00007fdc3ff0d580(0000) GS:ffff9e75bac80000(0000)[   65.535493] CR2: 00007fa1bbff6000 CR3: 0000000105bc8004 CR4: 00000000003706e0
 5392 07:50:17.434231  [   65.549673] Call Trace:
 5393 07:50:17.437839   knlGS:0000000000000000
 5394 07:50:17.447921  # [   58.091194] CS:  0010 DS: 0000 ES:[   65.552405]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5395 07:50:17.450984   0000 CR0: 0000000080050033
 5396 07:50:17.460824  # [   58.097607] CR2: 00007fdc3ff3c[   65.564739]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5397 07:50:17.464674  000 CR3: 00000001064d8005 CR4: 00000000003706e0
 5398 07:50:17.470697  # [   58.105574[   65.577178]  direct_entry.cold+0x2c/0x38
 5399 07:50:17.470781  ] Call Trace:
 5400 07:50:17.477529  # [   58.108303]  direct_entry.cold+0x2c/0x38
 5401 07:50:17.480486  # [   65.587772]  full_proxy_write+0x53/0x80
 5402 07:50:17.484223  [   58.112682]  full_proxy_write+0x53/0x80
 5403 07:50:17.487223  
 5404 07:50:17.490860  # [   58.123173]  vf[   65.598268]  vfs_write+0xe7/0x3a0
 5405 07:50:17.493769  s_write+0xe7/0x3a0
 5406 07:50:17.497367  # [   58.126878]  ksys_write+0x68/0xf0
 5407 07:50:17.500299  # [ [   65.608181]  ksys_write+0x68/0xf0
 5408 07:50:17.503569    58.130575]  do_syscall_64+0x30/0x40
 5409 07:50:17.510597  # [   58.134563]  entry_S[   65.618095]  do_syscall_64+0x30/0x40
 5410 07:50:17.513527  YSCALL_64_after_hwframe+0x61/0xc6
 5411 07:50:17.523332  # [   58.140193] RIP: 0033:0x[   65.628300]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5412 07:50:17.526626  [   65.640154] RIP: 0033:0x7fa1bc1038f3
 5413 07:50:17.526706  7fdc3fe238f3
 5414 07:50:17.529989  
 5415 07:50:17.553233  # [   58.144170] Code: 8b 15 a1 25 0e 00 f7 d8 64 [   65.644147] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5416 07:50:17.569764  89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 0[   65.671335] RSP: 002b:00007ffdac8828a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5417 07:50:17.582937  0 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 [   65.686007] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa1bc1038f3
 5418 07:50:17.586601  0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5419 07:50:17.596077  # [   58.165148] RSP: 00[   65.700194] RDX: 000000000000001f RSI: 00007fa1bbff6000 RDI: 0000000000000001
 5420 07:50:17.606149  [   65.714377] RBP: 00007fa1bbff6000 R08: 00007fa1bbff5010 R09: 0000000000000000
 5421 07:50:17.612600  2b:00007ffcd4905a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5422 07:50:17.619496  [   65.722349] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5423 07:50:17.625955  [   65.736531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5424 07:50:17.629215  
 5425 07:50:17.635905  # [   58.173600] RAX: ffffffffffffffda RBX: 0000000000000011 RC[   65.744525] irq event stamp: 0
 5426 07:50:17.642549  [   65.754121] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5427 07:50:17.645576  
 5428 07:50:17.645660  X: 00007fdc3fe238f3
 5429 07:50:17.658785  # [   58.181569] RDX: 0000000000000011 RSI:[   65.761124] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5430 07:50:17.668957  [   65.776467] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5431 07:50:17.671925   00007fdc3fd16000 RDI: 0000000000000001
 5432 07:50:17.681893  # [   58.189537] RBP: 0[   65.785604] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5433 07:50:17.688507  [   65.798827] ---[ end trace ee95a40f003fd268 ]---
 5434 07:50:17.691817  0007fdc3fd16000 R08: 00007fdc3fd15010 R09: 0000000000000000
 5435 07:50:17.698363  # [[   65.803986] lkdtm: Negative detected: saturated
 5436 07:50:17.705146     58.197502] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5437 07:50:17.714846  # [   58.205469] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5438 07:50:17.741626  # [   58.213438] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5439 07:50:17.744556  # [   58.246071] CR2: 00007fdc3ff3c000
 5440 07:50:17.751429  # [   58.249765] ---[ end trace ee95a40f003fd25c ]---
 5441 07:50:17.754433  # [   58.254920] RIP: 0010:lkdtm_BUG+0x5/0x10
 5442 07:50:17.774624  # [   58.259295] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 5443 07:50:17.780843  # [   58.280272] RSP: 0018:ffffb303c154fe60 EFLAGS: 00010282
 5444 07:50:17.791059  # [   58.286104] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 5445 07:50:17.797567  # [   58.294070] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 5446 07:50:17.807413  # [   58.302036] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 5447 07:50:17.817085  # [   58.310003] R10: 00000000ffffe000 [   65.926703] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5448 07:50:17.823965  [   65.933491] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5449 07:50:17.826993  [   65.940626] lkdtm: Good: zero detected
 5450 07:50:17.833634  [   65.944840] lkdtm: Correctly stayed at zero
 5451 07:50:17.836723  R11: 3fffffffffffffff R12: 0000000000000004
 5452 07:50:17.843704  # [   58.317968] R1[   65.949518] lkdtm: attempting bad refcount_inc() from zero
 5453 07:50:17.849898  3: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5454 07:50:17.856656  [   65.961858] ------------[ cut here ]------------
 5455 07:50:17.863211  [   65.973228] refcount_t: addition on 0; use-after-free.
 5456 07:50:17.869907  [   65.978994] WARNING: CPU: 3 PID: 2321 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5457 07:50:17.873175  
 5458 07:50:17.902815  # [   58.325936] FS:  00007fdc3ff0d580(0000) GS:ffff9e75bac8000[   65.988429] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5459 07:50:17.913065  [   66.021062] CPU: 3 PID: 2321 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5460 07:50:17.919335  [   66.029746] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5461 07:50:17.925888  [   66.036576] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5462 07:50:17.946463  [   66.042412] Code: 01 01 e8 2a 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2 8d c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2
 5463 07:50:17.952529  [   66.063394] RSP: 0018:ffffb303c2d3fe48 EFLAGS: 00010286
 5464 07:50:17.959123  [   66.069231] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5465 07:50:17.969055  [   66.077203] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 5466 07:50:17.975370  [   66.085172] RBP: ffffffff8dd8c011 R08: 0000000000000000 R09: 0000000000000000
 5467 07:50:17.985279  [   66.093142] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5468 07:50:17.991989  [   66.101114] R13: ffffb303c2d3ff10 R14: ffffb303c2d3ff10 R15: ffff9e7543204000
 5469 07:50:18.002163  [   66.109085] FS:  00007f2b33490580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 5470 07:50:18.008682  [   66.118124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5471 07:50:18.015626  [   66.124542] CR2: 00007f2b33299000 CR3: 000000010325a001 CR4: 00000000003706e0
 5472 07:50:18.018365  [   66.132511] Call Trace:
 5473 07:50:18.025095  [   66.135241]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5474 07:50:18.028081  [   66.140228]  direct_entry.cold+0x2c/0x38
 5475 07:50:18.031680  [   66.144609]  full_proxy_write+0x53/0x80
 5476 07:50:18.034781  [   66.148916]  vfs_write+0xe7/0x3a0
 5477 07:50:18.041846  [   66.152642]  ksys_write+0x68/0xf0
 5478 07:50:18.044720  [   66.156343]  do_syscall_64+0x30/0x40
 5479 07:50:18.048592  [   66.160335]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5480 07:50:18.054742  [   66.165975] RIP: 0033:0x7f2b333a68f3
 5481 07:50:18.074609  [   66.169966] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5482 07:50:18.084297  [   66.190948] RSP: 002b:00007ffdd2c1d828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5483 07:50:18.090998  [   66.199404] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b333a68f3
 5484 07:50:18.097997  [   66.207375] RDX: 0000000000000012 RSI: 00007f2b33299000 RDI: 0000000000000001
 5485 07:50:18.107252  [   66.215348] RBP: 00007f2b33299000 R08: 00007f2b33298010 R09: 0000000000000000
 5486 07:50:18.113794  [   66.223317] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5487 07:50:18.116868  0(0000) knlGS:0000000000000000
 5488 07:50:18.129885  # [   58.334972] CS:  0010 DS: 0[   66.231290] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5489 07:50:18.133528  000 ES: 0000 CR0: 0000000080050033
 5490 07:50:18.139796  # [   58.341385] CR2: 00007f[   66.245485] irq event stamp: 0
 5491 07:50:18.146748  [   66.255108] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5492 07:50:18.153343  [   66.262140] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5493 07:50:18.163272  [   66.271278] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5494 07:50:18.169395  [   66.280415] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5495 07:50:18.176305  [   66.287417] ---[ end trace ee95a40f003fd269 ]---
 5496 07:50:18.179621  [   66.292573] lkdtm: Zero detected: saturated
 5497 07:50:18.185943  dc3ff3c000 CR3: 00000001064d8005 CR4: 00000000003706e0
 5498 07:50:18.189337  # ACCESS_USERSPACE: saw 'call trace:': ok
 5499 07:50:18.195883  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5500 07:50:18.199201  # selftests: lkdtm: ACCESS_NULL.sh
 5501 07:50:18.199452  # Killed
 5502 07:50:18.205574  # [   58.455459] lkdtm: Performing direct entry ACCESS_NULL
 5503 07:50:18.212360  # [   58.466974] lkdtm: attempting bad read at 0000000000000000
 5504 07:50:18.218755  # [   58.473112] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5505 07:50:18.225445  # [   58.480892] #PF: supervisor read access in kernel mode
 5506 07:50:18.231876  # [   58.486629] #PF: error_code(0x0000) - not-present page
 5507 07:50:18.235448  # [   58.492365] PGD 0 P4D 0 
 5508 07:50:18.238436  # [   58.495191] Oops: 0000 [#13] SMP PTI
 5509 07:50:18.245249  # [   58.505389] CPU: 3 PID: 1916 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5510 07:50:18.248874  
 5511 07:50:18.255099  # [   58.514038] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5512 07:50:18.258382  # [   58.527058] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5513 07:50:18.281281  # [   58.532308] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 ce d8 8d e8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 ce d8 8d 48 01
 5514 07:50:18.284451  # [   58.553275] RSP: 0018:ffffb303c2737e58 EFLAGS: 00010246
 5515 07:50:18.287968  
 5516 07:50:18.294693  # [   58.559100] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5517 07:50:18.304567  # [   58.567070] RDX: 0000000000000000 [   66.412149] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5518 07:50:18.307981  RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 5519 07:50:18.318041  # [   58.575037] RB[   66.421768] lkdtm: attempting safe refcount_add_not_zero() from zero
 5520 07:50:18.324485  P: ffffffff8dd8bf89 R08: 0000000000000000 R09: 0000000000000000
 5521 07:50:18.327843  [   66.435101] lkdtm: Good: zero detected
 5522 07:50:18.334427  [   66.445476] lkdtm: Correctly stayed at zero
 5523 07:50:18.334514  
 5524 07:50:18.344189  # [   58.583006] R10: 00000000ffffe000 R11: 3fffffffffffffff R1[   66.450148] lkdtm: attempting bad refcount_add() from zero
 5525 07:50:18.347619  2: 000000000000000c
 5526 07:50:18.357190  # [   58.590974] R13: ffffb303c2737f10 R14:[   66.462490] ------------[ cut here ]------------
 5527 07:50:18.360756   ffffb303c2737f10 R15: ffff9e75434a6000
 5528 07:50:18.367502  # [   58.598942] FS:  0[   66.473879] refcount_t: addition on 0; use-after-free.
 5529 07:50:18.384090  0007fca1eda8580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000[   66.485844] WARNING: CPU: 1 PID: 2353 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5530 07:50:18.384187  000000
 5531 07:50:18.416591  # [   58.607976] CS:  0010 DS: 0000 ES: 0000 CR0: 000000[   66.501473] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5532 07:50:18.416695  0080050033
 5533 07:50:18.433274  # [   58.614390] CR2: 0000000000000000 CR3: 00000001[   66.534108] CPU: 1 PID: 2353 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5534 07:50:18.436674  05b9a001 CR4: 00000000003706e0
 5535 07:50:18.436769  # [   58.622356] Call Trace:
 5536 07:50:18.446190  # [   66.548978] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5537 07:50:18.449789  [   58.625084]  direct_entry.cold+0x2c/0x38
 5538 07:50:18.456300  # [   58.629461]  f[   66.561998] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5539 07:50:18.459589  ull_proxy_write+0x53/0x80
 5540 07:50:18.482616  # [   58.633743]  vfs_write+0xe7/0x3a[   66.574046] Code: 01 01 e8 2a 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2 8d c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2
 5541 07:50:18.485904  0
 5542 07:50:18.489273  # [   58.637440]  ksys_write+0x68/0xf0
 5543 07:50:18.495902  # [   58.641128]  do_[   66.601249] RSP: 0018:ffffb303c2dffe48 EFLAGS: 00010286
 5544 07:50:18.499518  syscall_64+0x30/0x40
 5545 07:50:18.509556  # [   58.645116]  entry_SYSCALL_64_after_h[   66.613298] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5546 07:50:18.512428  wframe+0x61/0xc6
 5547 07:50:18.516273  # [   58.650755] RIP: 0033:0x7fca1ecbe8f3
 5548 07:50:18.525719  # [[   66.627478] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5549 07:50:18.539283     58.654741] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff[   66.641664] RBP: ffffffff8dd8c023 R08: 0000000000000000 R09: 0000000000000000
 5550 07:50:18.552528   ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 [   66.655852] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5551 07:50:18.568838  01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83[   66.670039] R13: ffffb303c2dfff10 R14: ffffb303c2dfff10 R15: ffff9e754580e000
 5552 07:50:18.568934   ec 28 48 89 54 24 18
 5553 07:50:18.581959  # [   58.675718] RSP: 002b:00007ffca11928[   66.684226] FS:  00007f72765ee580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5554 07:50:18.588350  28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5555 07:50:18.595035  # [   58.684170][   66.699480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5556 07:50:18.608255   RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fca1ecbe8[   66.712111] CR2: 00007f72763f7000 CR3: 0000000102bec006 CR4: 00000000003706e0
 5557 07:50:18.608342  f3
 5558 07:50:18.618164  # [   58.692137] RDX: 000000000000000c RSI: 00007fca1ebb1000[   66.726294] Call Trace:
 5559 07:50:18.621355   RDI: 0000000000000001
 5560 07:50:18.628320  # [   58.700102] RBP: 00007fca1ebb1000 R[   66.735242]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5561 07:50:18.635242  08: 00007fca1ebb0010 R09: 0000000000000000
 5562 07:50:18.641440  # [   58.708069] R10[   66.746417]  direct_entry.cold+0x2c/0x38
 5563 07:50:18.644830  : fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5564 07:50:18.651279  [   66.757009]  full_proxy_write+0x53/0x80
 5565 07:50:18.661191  # [   58.716034] R13: 0000000000000001 R14: 0000000000020000 R15[   66.767506]  vfs_write+0xe7/0x3a0
 5566 07:50:18.661377  : 0000000000020000
 5567 07:50:18.671424  # [   58.724004] Modules linked in: fuse ip_[   66.777419]  ksys_write+0x68/0xf0
 5568 07:50:18.681596  tables cros_ec_sensors cros_ec_sensors_core industrialio_trigger[   66.787334]  do_syscall_64+0x30/0x40
 5569 07:50:18.691298  ed_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs [   66.797540]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5570 07:50:18.704033  cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_t[   66.809394] RIP: 0033:0x7f72765048f3
 5571 07:50:18.707310  hermal cros_ec_dev cros_usbpd_notify
 5572 07:50:18.730957  # [   58.750455] CR2: 0000[   66.819602] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5573 07:50:18.731070  000000000000
 5574 07:50:18.744119  # [   58.760364] ---[ end trace ee95a40f003fd25d ][   66.846803] RSP: 002b:00007fff65ccec08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5575 07:50:18.744252  ---
 5576 07:50:18.750430  # [   58.765517] RIP: 0010:lkdtm_BUG+0x5/0x10
 5577 07:50:18.760473  # [   58.769[   66.861476] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f72765048f3
 5578 07:50:18.773603  892] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7[   66.875663] RDX: 0000000000000012 RSI: 00007f72763f7000 RDI: 0000000000000001
 5579 07:50:18.787165   c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f [   66.889850] RBP: 00007f72763f7000 R08: 00007f72763f6010 R09: 0000000000000000
 5580 07:50:18.800356  44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05[   66.904037] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5581 07:50:18.803508   a0 06 94 02
 5582 07:50:18.816545  # [   58.790881] RSP: 0018:ffffb303c154fe60 EFLAGS[   66.918226] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5583 07:50:18.817014  : 00010282
 5584 07:50:18.826737  # [   58.796714] RAX: ffffffff8ccdff70 RBX: 00000000[   66.932420] irq event stamp: 0
 5585 07:50:18.830117  00000001 RCX: 0000000000000000
 5586 07:50:18.839765  # [   58.804681] RDX: 0000000000[   66.942039] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5587 07:50:18.843102  000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 5588 07:50:18.853164  # [   58.812[   66.955256] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5589 07:50:18.869489  648] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000[   66.970607] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5590 07:50:18.869969  000001
 5591 07:50:18.882712  # [   58.820614] R10: 00000000ffffe000 R11: 3fffffffffff[   66.985959] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5592 07:50:18.886286  ffff R12: 0000000000000004
 5593 07:50:18.892850  # [   58.828580] R13: ffffb303c154ff[   66.999177] ---[ end trace ee95a40f003fd26a ]---
 5594 07:50:18.899410  10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5595 07:50:18.905803  # [   58.836549][   67.010548] lkdtm: Zero detected: saturated
 5596 07:50:18.912748   FS:  00007fca1eda8580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 5597 07:50:18.919066  # [   58.845576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5598 07:50:18.925599  # [   58.851988] CR2: 0000000000000000 CR3: 0000000105b9a001 CR4: 00000000003706e0
 5599 07:50:18.939188  # [   58.859955] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5600 07:50:18.945377  # [   58.869882] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1916, name: cat
 5601 07:50:18.952160  # [   58.878336] INFO: lockdep is turned off.
 5602 07:50:18.955608  # [   58.882710] irq event stamp: 0
 5603 07:50:18.961861  # [   58.886113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5604 07:50:18.972038  # [   58.893110] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5605 07:50:18.978489  # [   58.902243] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5606 07:50:18.981625  
 5607 07:50:18.988224  # [   58.911374] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5608 07:50:18.994791  # [   58.918371] CPU: 3 PID: 1916 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5609 07:50:19.001544  # [   58.927007] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5610 07:50:19.004811  # [   58.933824] Call Trace:
 5611 07:50:19.011010  # [   58.936551]  dump_stack+0x77/0x9b
 5612 07:50:19.014656  # [   58.940249]  ___might_sleep.cold+0xa6/0xb6
 5613 07:50:19.017532  # [   58.944826]  exit_signals+0x1c/0x2e0
 5614 07:50:19.020815  # [   58.948815]  do_exit+0xd5/0xb00
 5615 07:50:19.027619  # [   58.958528]  ? ksys_write+0x68/0xf0
 5616 07:50:19.031050  # [   58.962420]  rewind_stack_do_exit+0x17/0x20
 5617 07:50:19.034544  # [   58.967088] RIP: 0033:0x7fca1ecbe8f3
 5618 07:50:19.057544  # [   58.971075] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5619 07:50:19.064090  # [   58.992052] RSP: 002b:00007ffca1192828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5620 07:50:19.080503  # [   59.000506] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fca1[   67.187887] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5621 07:50:19.087200  [   67.196136] lkdtm: attempting bad refcount_inc() from saturated
 5622 07:50:19.090676  [   67.202777] ------------[ cut here ]------------
 5623 07:50:19.091266  ecbe8f3
 5624 07:50:19.093962  
 5625 07:50:19.103845  # [   59.008473] RDX: 000000000000000c RSI: 00007fca1eb[   67.207938] refcount_t: saturated; leaking memory.
 5626 07:50:19.106917  b1000 RDI: 0000000000000001
 5627 07:50:19.116949  # [   59.016439] RBP: 00007fca1ebb1[   67.219507] WARNING: CPU: 3 PID: 2388 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5628 07:50:19.143581  [   67.235142] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5629 07:50:19.150209  000 R08: 00007fca1ebb0010 R09: 0000000000000000
 5630 07:50:19.159995  # [   59.024407[   67.261604] CPU: 3 PID: 2388 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5631 07:50:19.166373  [   67.276482] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5632 07:50:19.179880  ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000[   67.283304] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5633 07:50:19.199384  [   67.295342] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 5634 07:50:19.206265  [   67.316356] RSP: 0018:ffffb303c2e8fe48 EFLAGS: 00010286
 5635 07:50:19.212491  [   67.322193] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5636 07:50:19.222810  [   67.330164] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 5637 07:50:19.229144  [   67.338137] RBP: ffffffff8dd8c035 R08: 0000000000000000 R09: 0000000000000000
 5638 07:50:19.235936  [   67.346108] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5639 07:50:19.239176  
 5640 07:50:19.245647  [   67.354079] R13: ffffb303c2e8ff10 R14: ffffb303c2e8ff10 R15: ffff9e75439a0000
 5641 07:50:19.255497  [   67.362051] FS:  00007f93debcc580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 5642 07:50:19.262333  [   67.371092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5643 07:50:19.268851  [   67.377509] CR2: 00007f93de9d5000 CR3: 0000000102a38004 CR4: 00000000003706e0
 5644 07:50:19.272302  [   67.385481] Call Trace:
 5645 07:50:19.278833  [   67.388212]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 5646 07:50:19.282051  [   67.393694]  direct_entry.cold+0x2c/0x38
 5647 07:50:19.285083  [   67.398103]  full_proxy_write+0x53/0x80
 5648 07:50:19.288432  [   67.402414]  vfs_write+0xe7/0x3a0
 5649 07:50:19.291820  [   67.406144]  ksys_write+0x68/0xf0
 5650 07:50:19.298429  [   67.409848]  do_syscall_64+0x30/0x40
 5651 07:50:19.302166  [   67.413885]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5652 07:50:19.308535  [   67.419527] RIP: 0033:0x7f93deae28f3
 5653 07:50:19.328188  [   67.423519] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5654 07:50:19.338127  [   67.444503] RSP: 002b:00007fffe5488cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5655 07:50:19.344137  [   67.452992] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f93deae28f3
 5656 07:50:19.351363  [   67.460964] RDX: 0000000000000017 RSI: 00007f93de9d5000 RDI: 0000000000000001
 5657 07:50:19.360983  [   67.468936] RBP: 00007f93de9d5000 R08: 00007f93de9d4010 R09: 0000000000000000
 5658 07:50:19.367696  [   67.476909] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5659 07:50:19.376967  [   67.484879] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5660 07:50:19.377054  001
 5661 07:50:19.386933  # [   59.032374] R13: 0000000000000001 R14: 000000000002000[   67.492858] irq event stamp: 0
 5662 07:50:19.387021  0 R15: 0000000000020000
 5663 07:50:19.390121  # ACCESS_NULL: saw 'call trace:': ok
 5664 07:50:19.400529  o[   67.502478] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5665 07:50:19.403587  k 38 selftests: lkdtm: ACCESS_NULL.sh
 5666 07:50:19.413928  # selftests: lkdtm: WRITE[   67.515698] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5667 07:50:19.423716  [   67.531045] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5668 07:50:19.430658  [   67.540183] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5669 07:50:19.436971  [   67.547182] ---[ end trace ee95a40f003fd26b ]---
 5670 07:50:19.440493  [   67.552340] lkdtm: Saturation detected: still saturated
 5671 07:50:19.443508  _RO.sh
 5672 07:50:19.444016  # Killed
 5673 07:50:19.450253  # [   59.158314] lkdtm: Performing direct entry WRITE_RO
 5674 07:50:19.456970  # [   59.163912] lkdtm: attempting bad rodata write at ffffffff8d99c210
 5675 07:50:19.463368  # [   59.170835] BUG: unable to handle page fault for address: ffffffff8d99c210
 5676 07:50:19.470090  # [   59.178514] #PF: supervisor write access in kernel mode
 5677 07:50:19.476223  # [   59.190562] #PF: error_code(0x0003) - permissions violation
 5678 07:50:19.482921  # [   59.196786] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 8000000020e000e1 
 5679 07:50:19.489616  # [   59.204277] Oops: 0003 [#14] SMP PTI
 5680 07:50:19.495830  # [   59.208258] CPU: 3 PID: 1951 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5681 07:50:19.502593  # [   59.216908] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5682 07:50:19.509040  # [   59.223714] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5683 07:50:19.528810  # [   59.228674] Code: 00 48 c7 c7 78 cd d8 8d 48 c7 c6 10 c2 99 8d e8 8c 9b fd ff 48 8b 05 e1 bb 62 00 ba 34 12 cd ab 48 c7 c7 a8 cd d8 8d 48 31 d0 <48> 89 05 cb bb 62 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 8c
 5684 07:50:19.535958  # [   59.255882] RSP: 0018:ffffb303c27cfe60 EFLAGS: 00010202
 5685 07:50:19.546013  # [   59.261715] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5686 07:50:19.552240  # [   59.269682] RDX: 00000000abcd1234 RSI: ffff9e75bad9bf70 RDI: ffffffff8dd8cda8
 5687 07:50:19.562595  # [   59.277647] RBP: ffffffff8dd8bf95 R08: 0000000000000000 R09: 0000000000000000
 5688 07:50:19.572077  # [   59.285615] R10: 00000000ffffe000 R11: 3fffffff[   67.679842] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5689 07:50:19.578749  [   67.689352] lkdtm: attempting bad refcount_dec() from saturated
 5690 07:50:19.585485  [   67.695999] ------------[ cut here ]------------
 5691 07:50:19.591885  [   67.701192] refcount_t: decrement hit 0; leaking memory.
 5692 07:50:19.595146  ffffffff R12: 0000000000000009
 5693 07:50:19.605070  # [   59.293583] R13: ffffb303c2[   67.707156] WARNING: CPU: 3 PID: 2423 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5694 07:50:19.611479  7cff10 R14: ffffb303c27cff10 R15: ffff9e7545b31000
 5695 07:50:19.637892  # [   59.301[   67.722780] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5696 07:50:19.648248  [   67.755452] CPU: 3 PID: 2423 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5697 07:50:19.654730  [   67.764135] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5698 07:50:19.661226  [   67.770944] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5699 07:50:19.687444  551] FS:  00007f00f9618580(0000) GS:ffff9e75bad80000(0000) knlGS[   67.776783] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5700 07:50:19.694081  [   67.803983] RSP: 0018:ffffb303c2f2fe48 EFLAGS: 00010286
 5701 07:50:19.700481  [   67.809865] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5702 07:50:19.710303  [   67.817878] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 5703 07:50:19.716956  [   67.825850] RBP: ffffffff8dd8c04c R08: 0000000000000000 R09: 0000000000000000
 5704 07:50:19.723668  [   67.833842] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5705 07:50:19.726610  
 5706 07:50:19.733640  [   67.841829] R13: ffffb303c2f2ff10 R14: ffffb303c2f2ff10 R15: ffff9e7545aae000
 5707 07:50:19.734089  :0000000000000000
 5708 07:50:19.749955  # [   59.310587] CS:  0010 DS: 0000 ES: 0000 [   67.849803] FS:  00007f391bdd7580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 5709 07:50:19.753033  [   67.865051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5710 07:50:19.756768  
 5711 07:50:19.763393  [   67.871469] CR2: 00007f391bbe0000 CR3: 00000001059a4003 CR4: 00000000003706e0
 5712 07:50:19.766136  [   67.879439] Call Trace:
 5713 07:50:19.769757  [   67.882171]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 5714 07:50:19.772977  CR0: 0000000080050033
 5715 07:50:19.782668  # [   59.317000] CR2: ffffffff8d99c210 CR[   67.887647]  direct_entry.cold+0x2c/0x38
 5716 07:50:19.786158  [   67.898233]  full_proxy_write+0x53/0x80
 5717 07:50:19.789682  [   67.902518]  vfs_write+0xe7/0x3a0
 5718 07:50:19.792626  [   67.906243]  ksys_write+0x68/0xf0
 5719 07:50:19.795793  [   67.909944]  do_syscall_64+0x30/0x40
 5720 07:50:19.802936  [   67.913961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5721 07:50:19.805802  [   67.919603] RIP: 0033:0x7f391bced8f3
 5722 07:50:19.829053  [   67.923593] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5723 07:50:19.835429  [   67.944580] RSP: 002b:00007fff3cd5f238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5724 07:50:19.845306  [   67.953040] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f391bced8f3
 5725 07:50:19.851974  [   67.961012] RDX: 0000000000000017 RSI: 00007f391bbe0000 RDI: 0000000000000001
 5726 07:50:19.858830  [   67.968987] RBP: 00007f391bbe0000 R08: 00007f391bbdf010 R09: 0000000000000000
 5727 07:50:19.861910  
 5728 07:50:19.869109  [   67.976958] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5729 07:50:19.875513  [   67.984931] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5730 07:50:19.878816  [   67.992923] irq event stamp: 0
 5731 07:50:19.885062  3: 00000001039bc006 CR4: 00000000003706e0
 5732 07:50:19.891852  # [   59.324968] Call[   67.996341] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5733 07:50:19.901689  [   68.009551] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5734 07:50:19.911674  [   68.018691] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5735 07:50:19.918202  [   68.027830] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5736 07:50:19.924628  [   68.034831] ---[ end trace ee95a40f003fd26c ]---
 5737 07:50:19.927982  [   68.039986] lkdtm: Saturation detected: still saturated
 5738 07:50:19.931233   Trace:
 5739 07:50:19.934604  # [   59.327695]  direct_entry.cold+0x2c/0x38
 5740 07:50:19.938107  # [   59.332074]  full_proxy_write+0x53/0x80
 5741 07:50:19.944351  # [   59.336353]  vfs_write+0xe7/0x3a0
 5742 07:50:19.947842  # [   59.340050]  ksys_write+0x68/0xf0
 5743 07:50:19.951146  # [   59.343747]  do_syscall_64+0x30/0x40
 5744 07:50:19.957899  # [   59.347735]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5745 07:50:19.961139  # [   59.353366] RIP: 0033:0x7f00f952e8f3
 5746 07:50:19.980786  # [   59.357345] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5747 07:50:19.990830  # [   59.378315] RSP: 002b:00007ffca693dbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5748 07:50:20.000342  # [   59.386766] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f00f952e8f3
 5749 07:50:20.007063  # [   59.394732] RDX: 0000000000000009 RSI: 00007f00f9421000 RDI: 0000000000000001
 5750 07:50:20.016683  # [   59.402701] RBP: 00007f00f9421000 R08: 00007f00f9420010 R09: 0000000000000000
 5751 07:50:20.023281  # [   59.410669] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5752 07:50:20.029970  # [   59.418637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5753 07:50:20.033282  
 5754 07:50:20.059971  # [   59.426608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5755 07:50:20.063312  # [   59.453056] CR2: ffffffff8d99c210
 5756 07:50:20.066407  # [   59.462964] ---[ end trace ee95a40f003fd25e ]---
 5757 07:50:20.072892  # [   59.468117] RIP: 0010:lkdtm_BUG+0x5/0x10
 5758 07:50:20.092928  # [   59.472493] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 5759 07:50:20.102680  # [   59.493469] RSP: 0018:ffffb303c154[   68.211474] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5760 07:50:20.105735  fe60 EFLAGS: 00010282
 5761 07:50:20.115953  # [   59.499300] RAX: ffffffff8ccdff70 RB[   68.220840] lkdtm: attempting bad refcount_dec() from saturated
 5762 07:50:20.122423  X: 0000000000000001 RCX: 0000000000000000
 5763 07:50:20.128908  # [   59.507266] RDX:[   68.233653] ------------[ cut here ]------------
 5764 07:50:20.135451   0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 5765 07:50:20.139058  #[   68.245021] refcount_t: saturated; leaking memory.
 5766 07:50:20.155624   [   59.515233] RBP: ffffffff8dde7408 R08: 0000000000000001 R09:[   68.256613] WARNING: CPU: 1 PID: 2458 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5767 07:50:20.159043   0000000000000001
 5768 07:50:20.188582  # [   59.523199] R10: 00000000ffffe000 R11: 3[   68.272231] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5769 07:50:20.191889  fffffffffffffff R12: 0000000000000004
 5770 07:50:20.201575  # [   59.531164] R13: fff[   68.304876] CPU: 1 PID: 2458 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5771 07:50:20.207993  fb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5772 07:50:20.214707  # [  [   68.319773] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5773 07:50:20.228110   59.539132] FS:  00007f00f9618580(0000) GS:ffff9e75bad80000(0000[   68.332798] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5774 07:50:20.231511  ) knlGS:0000000000000000
 5775 07:50:20.254736  # [   59.548170] CS:  0010 DS: 0000 ES[   68.344850] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 5776 07:50:20.258001  : 0000 CR0: 0000000080050033
 5777 07:50:20.267891  # [   59.554585] CR2: ffffffff8d99[   68.372043] RSP: 0018:ffffb303c2fafe48 EFLAGS: 00010286
 5778 07:50:20.271033  c210 CR3: 00000001039bc006 CR4: 00000000003706e0
 5779 07:50:20.280613  # WRITE_RO: sa[   68.384117] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5780 07:50:20.283972  w 'call trace:': ok
 5781 07:50:20.287249  ok 39 selftests: lkdtm: WRITE_RO.sh
 5782 07:50:20.297312  # self[   68.398283] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5783 07:50:20.300541  tests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5784 07:50:20.300992  # Killed
 5785 07:50:20.310389  # [   59.665038][   68.412468] RBP: ffffffff8dd8c063 R08: 0000000000000000 R09: 0000000000000000
 5786 07:50:20.313837   lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 5787 07:50:20.323905  # [   59.67[   68.426653] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5788 07:50:20.337000  4763] lkdtm: attempting bad ro_after_init write at ffffffff8de09[   68.440839] R13: ffffb303c2faff10 R14: ffffb303c2faff10 R15: ffff9e754350d000
 5789 07:50:20.340163  330
 5790 07:50:20.353327  # [   59.688574] BUG: unable to handle page fault for addre[   68.455025] FS:  00007faeb6e82580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5791 07:50:20.356549  ss: ffffffff8de09330
 5792 07:50:20.366732  # [   59.702449] #PF: supervisor write acc[   68.470278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5793 07:50:20.367189  ess in kernel mode
 5794 07:50:20.380029  # [   59.708275] #PF: error_code(0x0003) - p[   68.482911] CR2: 00007faeb6c8b000 CR3: 00000001064c2003 CR4: 00000000003706e0
 5795 07:50:20.383582  ermissions violation
 5796 07:50:20.389864  # [   59.714504] PGD 21629067 P4D 21629067[   68.497098] Call Trace:
 5797 07:50:20.393028   PUD 2162a063 PMD 104c39063 PTE 8000000021409061
 5798 07:50:20.399913  # [   59.72325[   68.506045]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 5799 07:50:20.403360  7] Oops: 0003 [#15] SMP PTI
 5800 07:50:20.412835  # [   59.733456] CPU: 1 PID: 1986 C[   68.517707]  direct_entry.cold+0x2c/0x38
 5801 07:50:20.416201  omm: cat Tainted: G      D W         5.10.154-cip20 #1
 5802 07:50:20.423045  # [   59[   68.528298]  full_proxy_write+0x53/0x80
 5803 07:50:20.429225  .742103] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5804 07:50:20.432791  [   68.538796]  vfs_write+0xe7/0x3a0
 5805 07:50:20.439287  # [   59.748907] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 5806 07:50:20.442661  [   68.548709]  ksys_write+0x68/0xf0
 5807 07:50:20.452971  # [   59.754935] Code: cd d8 8d e9 3e 9b fd ff 48 c7 c7 00 ce d8[   68.558623]  do_syscall_64+0x30/0x40
 5808 07:50:20.462660   8d e8 32 9b fd ff 48 8b 05 a7 8c a9 00 ba 34 12 cd ab 48 c7 c7 [   68.568835]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5809 07:50:20.475873  a8 cd d8 8d 48 31 d0 <48> 89 05 91 8c a9 00 e9 10 9b fd ff 0f 1f[   68.580688] RIP: 0033:0x7faeb6d988f3
 5810 07:50:20.476344   44 00 00 41 54 48 c7 c7
 5811 07:50:20.501832  # [   59.782124] RSP: 0018:ffffb303c28[   68.590893] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5812 07:50:20.505406  77e60 EFLAGS: 00010202
 5813 07:50:20.514849  # [   59.787957] RAX: 00000000fe67479e R[   68.618090] RSP: 002b:00007ffc094ebe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5814 07:50:20.524799  [   68.632760] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007faeb6d988f3
 5815 07:50:20.527990  BX: 0000000000000029 RCX: 0000000000000000
 5816 07:50:20.537943  # [   59.795924] RDX[   68.640732] RDX: 0000000000000017 RSI: 00007faeb6c8b000 RDI: 0000000000000001
 5817 07:50:20.545215  [   68.654911] RBP: 00007faeb6c8b000 R08: 00007faeb6c8a010 R09: 0000000000000000
 5818 07:50:20.551214  : 00000000abcd1234 RSI: ffff9e75bac9bf70 RDI: ffffffff8dd8cda8
 5819 07:50:20.561301  [   68.662886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5820 07:50:20.568296  [   68.677066] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5821 07:50:20.578443  # [   59.803891] RBP: ffffffff8dd8bf9e R08: 0000000000000000 R09[   68.685062] irq event stamp: 0
 5822 07:50:20.581484  : 0000000000000000
 5823 07:50:20.591785  # [   59.811878] R10: 00000000ffffe000 R11: [   68.694656] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5824 07:50:20.594468  3fffffffffffffff R12: 0000000000000014
 5825 07:50:20.608268  # [   59.819845] R13: ff[   68.707879] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5826 07:50:20.610743  ffb303c2877f10 R14: ffffb303c2877f10 R15: ffff9e7543325000
 5827 07:50:20.620925  # [ [   68.723232] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5828 07:50:20.627688  [   68.738582] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5829 07:50:20.640640    59.827827] FS:  00007fa04225c580(0000) GS:ffff9e75bac80000(000[   68.745609] ---[ end trace ee95a40f003fd26d ]---
 5830 07:50:20.644102  0) knlGS:0000000000000000
 5831 07:50:20.653675  # [   59.836876] CS:  0010 DS: 0000 E[   68.756974] lkdtm: Saturation detected: still saturated
 5832 07:50:20.654270  S: 0000 CR0: 0000000080050033
 5833 07:50:20.663703  # [   59.843289] CR2: ffffffff8de09330 CR3: 0000000102bec002 CR4: 00000000003706e0
 5834 07:50:20.667328  # [   59.851258] Call Trace:
 5835 07:50:20.670640  # [   59.853984]  direct_entry.cold+0x2c/0x38
 5836 07:50:20.676708  # [   59.858363]  full_proxy_write+0x53/0x80
 5837 07:50:20.680031  # [   59.862646]  vfs_write+0xe7/0x3a0
 5838 07:50:20.683503  # [   59.872553]  ksys_write+0x68/0xf0
 5839 07:50:20.686817  # [   59.876249]  do_syscall_64+0x30/0x40
 5840 07:50:20.693570  # [   59.880228]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5841 07:50:20.696666  # [   59.885881] RIP: 0033:0x7fa0421728f3
 5842 07:50:20.719658  # [   59.889879] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5843 07:50:20.726146  # [   59.910856] RSP: 002b:00007ffed1008558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5844 07:50:20.736207  # [   59.919332] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa0421728f3
 5845 07:50:20.743148  # [   59.933513] RDX: 0000000000000014 RSI: 00007fa042065000 RDI: 0000000000000001
 5846 07:50:20.752988  # [   59.941479] RBP: 00007fa042065000 R08: 00007fa042064010 R09: 0000000000000000
 5847 07:50:20.759696  # [   59.949446] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5848 07:50:20.769468  # [   59.957414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5849 07:50:20.795950  # [   59.965385] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_senso[   68.901959] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5850 07:50:20.805445  [   68.913441] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5851 07:50:20.809094  [   68.920954] ------------[ cut here ]------------
 5852 07:50:20.814957  rhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5853 07:50:20.822077  # [   5[   68.926138] refcount_t: saturated; leaking memory.
 5854 07:50:20.825593  9.998016] CR2: ffffffff8de09330
 5855 07:50:20.834904  # [   60.001712] ---[ end trace[   68.937710] WARNING: CPU: 3 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5856 07:50:20.861442  [   68.953341] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5857 07:50:20.865205   ee95a40f003fd25f ]---
 5858 07:50:20.878539  # [   60.006877] RIP: 0010:lkdtm_BUG+0x5[   68.979799] CPU: 3 PID: 2490 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5859 07:50:20.884875  [   68.994677] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5860 07:50:20.885391  /0x10
 5861 07:50:20.898628  # [   60.011259] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea f[   69.001499] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5862 07:50:20.918018  [   69.013536] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 5863 07:50:20.924430  [   69.034518] RSP: 0018:ffffb303c300fe38 EFLAGS: 00010282
 5864 07:50:20.930850  [   69.040355] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5865 07:50:20.941066  [   69.048327] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 5866 07:50:20.947469  [   69.056297] RBP: ffffffff8dd8bc90 R08: 0000000000000000 R09: 0000000000000000
 5867 07:50:20.954403  [   69.064266] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5868 07:50:20.964202  [   69.072237] R13: ffffb303c300ff10 R14: ffffb303c300ff10 R15: ffff9e7542a17000
 5869 07:50:20.974192  [   69.080207] FS:  00007fc1d3207580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 5870 07:50:20.980861  [   69.089248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5871 07:50:20.987211  [   69.095665] CR2: 00007fc1d3010000 CR3: 0000000103464001 CR4: 00000000003706e0
 5872 07:50:20.990600  [   69.103637] Call Trace:
 5873 07:50:20.996896  [   69.106365]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5874 07:50:21.004057  [   69.112519]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 5875 07:50:21.006866  [   69.118840]  direct_entry.cold+0x2c/0x38
 5876 07:50:21.010336  [   69.123221]  full_proxy_write+0x53/0x80
 5877 07:50:21.013745  [   69.127504]  vfs_write+0xe7/0x3a0
 5878 07:50:21.016673  [   69.131203]  ksys_write+0x68/0xf0
 5879 07:50:21.023289  [   69.134904]  do_syscall_64+0x30/0x40
 5880 07:50:21.026739  [   69.138920]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5881 07:50:21.033393  [   69.144561] RIP: 0033:0x7fc1d311d8f3
 5882 07:50:21.053058  [   69.148550] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5883 07:50:21.059634  [   69.169533] RSP: 002b:00007ffca74296d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5884 07:50:21.063269  
 5885 07:50:21.070104  [   69.177988] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc1d311d8f3
 5886 07:50:21.076419  [   69.185958] RDX: 0000000000000020 RSI: 00007fc1d3010000 RDI: 0000000000000001
 5887 07:50:21.085852  [   69.193927] RBP: 00007fc1d3010000 R08: 00007fc1d300f010 R09: 0000000000000000
 5888 07:50:21.099069  f ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff[   69.201900] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5889 07:50:21.105658  [   69.216087] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5890 07:50:21.115700   ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0[   69.224064] irq event stamp: 0
 5891 07:50:21.122397  [   69.233677] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5892 07:50:21.132594  [   69.240680] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5893 07:50:21.142171  [   69.249833] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5894 07:50:21.145394  f 1f 44 00 00 83 05 a0 06 94 02
 5895 07:50:21.155489  # [   60.038449] RSP: 0018:ffff[   69.258971] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5896 07:50:21.162252  [   69.272178] ---[ end trace ee95a40f003fd26e ]---
 5897 07:50:21.165360  [   69.277331] lkdtm: Saturation detected: still saturated
 5898 07:50:21.168951  b303c154fe60 EFLAGS: 00010282
 5899 07:50:21.178702  # [   60.044284] RAX: ffffffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 5900 07:50:21.185458  # [   60.052252] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffffffff8d99bd90
 5901 07:50:21.194928  # [   60.060218] RBP: ffffffff8dde7408 R08: 0000000000000001 R09: 0000000000000001
 5902 07:50:21.201901  # [   60.068185] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5903 07:50:21.211106  # [   60.076153] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e754267b000
 5904 07:50:21.217538  # [   60.084120] FS:  00007fa04225c580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5905 07:50:21.224333  # [   60.093157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5906 07:50:21.234128  # [   60.099570] CR2: ffffffff8de09330 CR3: 0000000102bec002 CR4: 00000000003706e0
 5907 07:50:21.244066  # [   60.107538] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5908 07:50:21.253771  # [   60.117449] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1986, name: cat
 5909 07:50:21.257299  # [   60.125902] INFO: lockdep is turned off.
 5910 07:50:21.260476  # [   60.130277] irq event stamp: 0
 5911 07:50:21.267193  # [   60.133682] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5912 07:50:21.276955  # [   60.140670] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5913 07:50:21.287263  # [   60.149825] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5914 07:50:21.296821  # [   60.158956] softirqs last disabled[   69.403554] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5915 07:50:21.300333   at (0): [<0000000000000000>] 0x0
 5916 07:50:21.313438  # [   60.165952] CPU: 1 PID: [   69.415199] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5917 07:50:21.316562  1986 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5918 07:50:21.323216  # [   69.428900] ------------[ cut here ]------------
 5919 07:50:21.329948  [   69.440264] refcount_t: saturated; leaking memory.
 5920 07:50:21.343263  [   60.174600] Hardware name: Google Rammus/Rammus, BIOS  09/04/[   69.445643] WARNING: CPU: 1 PID: 2522 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5921 07:50:21.346383  2020
 5922 07:50:21.346471  # [   60.181402] Call Trace:
 5923 07:50:21.375982  # [   60.184129]  dump_stack[   69.461251] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5924 07:50:21.379414  +0x77/0x9b
 5925 07:50:21.382902  # [   60.187829]  ___might_sleep.cold+0xa6/0xb6
 5926 07:50:21.392338  # [[   69.493885] CPU: 1 PID: 2522 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5927 07:50:21.395870     60.192401]  exit_signals+0x1c/0x2e0
 5928 07:50:21.405685  # [   60.202600]  do_exi[   69.508752] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5929 07:50:21.405772  t+0xd5/0xb00
 5930 07:50:21.409197  # [   60.206103]  ? ksys_write+0x68/0xf0
 5931 07:50:21.415860  # [   60[   69.521774] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5932 07:50:21.422881  .209996]  rewind_stack_do_exit+0x17/0x20
 5933 07:50:21.445591  # [   60.214664] RIP: [   69.533831] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 5934 07:50:21.445786  0033:0x7fa0421728f3
 5935 07:50:21.455740  # [   60.218651] Code: 8b 15 a1 25 0e 00 f7[   69.561051] RSP: 0018:ffffb303c30e7e38 EFLAGS: 00010282
 5936 07:50:21.468778   d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 [   69.573079] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5937 07:50:21.472320  
 5938 07:50:21.485404  00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77[   69.587261] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 5939 07:50:21.492031  [   69.601445] RBP: ffffffff8dd8bcb0 R08: 0000000000000000 R09: 0000000000000000
 5940 07:50:21.498650   55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5941 07:50:21.505614  # [   60.239632] [   69.609419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5942 07:50:21.508585  
 5943 07:50:21.521892  RSP: 002b:00007ffed1008558 EFLAGS: 00000246 ORIG_RAX: 0000000000[   69.623598] R13: ffffb303c30e7f10 R14: ffffb303c30e7f10 R15: ffff9e7543034000
 5944 07:50:21.522398  000001
 5945 07:50:21.535029  # [   60.248086] RAX: ffffffffffffffda RBX: 000000000000[   69.637785] FS:  00007f52d5c4a580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 5946 07:50:21.541686  [   69.653037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5947 07:50:21.544959  0014 RCX: 00007fa0421728f3
 5948 07:50:21.558203  # [   60.256052] RDX: 00000000000000[   69.659458] CR2: 00007f52d5a53000 CR3: 0000000103464003 CR4: 00000000003706e0
 5949 07:50:21.561589  14 RSI: 00007fa042065000 RDI: 0000000000000001
 5950 07:50:21.564613  # [   60.264019][   69.673639] Call Trace:
 5951 07:50:21.577827   RBP: 00007fa042065000 R08: 00007fa042064010 R09: 00000000000000[   69.682621]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5952 07:50:21.578303  00
 5953 07:50:21.591416  # [   60.271986] R10: fffffffffffffbc5 R11: 0000000000000246[   69.694969]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 5954 07:50:21.594624   R12: 0000000000000001
 5955 07:50:21.597369  [   69.707505]  direct_entry.cold+0x2c/0x38
 5956 07:50:21.600846  [   69.714216]  full_proxy_write+0x53/0x80
 5957 07:50:21.610984  # [   60.279952] R13: 0000000000000001 R14: 0000000000020000 R15[   69.718526]  vfs_write+0xe7/0x3a0
 5958 07:50:21.614134  : 0000000000020000
 5959 07:50:21.620707  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok[   69.728438]  ksys_write+0x68/0xf0
 5960 07:50:21.621165  
 5961 07:50:21.627382  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5962 07:50:21.630442  # selftests: l[   69.738351]  do_syscall_64+0x30/0x40
 5963 07:50:21.633715  kdtm: WRITE_KERN.sh
 5964 07:50:21.634165  # Killed
 5965 07:50:21.643683  # [   60.420329] lkdtm: Performin[   69.748554]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5966 07:50:21.647035  [   69.760409] RIP: 0033:0x7f52d5b608f3
 5967 07:50:21.650376  g direct entry WRITE_KERN
 5968 07:50:21.673525  # [   60.430330] lkdtm: attempting ba[   69.764402] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5969 07:50:21.683026  [   69.791595] RSP: 002b:00007ffd6193b078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5970 07:50:21.689970  [   69.800054] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f52d5b608f3
 5971 07:50:21.699769  [   69.808026] RDX: 0000000000000020 RSI: 00007f52d5a53000 RDI: 0000000000000001
 5972 07:50:21.706545  [   69.815999] RBP: 00007f52d5a53000 R08: 00007f52d5a52010 R09: 0000000000000000
 5973 07:50:21.716321  [   69.823971] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5974 07:50:21.722925  [   69.831944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5975 07:50:21.726285  [   69.839924] irq event stamp: 0
 5976 07:50:21.729522  d 6881897 byte write at ffffffff8d3705a9
 5977 07:50:21.739293  # [   60.444034] BUG: [   69.843338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5978 07:50:21.749483  [   69.856549] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5979 07:50:21.759323  [   69.865694] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 5980 07:50:21.762492  unable to handle page fault for address: ffffffff8d3705a9
 5981 07:50:21.772265  # [  [   69.874831] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5982 07:50:21.776015  [   69.888040] ---[ end trace ee95a40f003fd26f ]---
 5983 07:50:21.782318   60.457915] #PF: supervisor write access in kernel mode
 5984 07:50:21.788962  # [   6[   69.893200] lkdtm: Saturation detected: still saturated
 5985 07:50:21.795478  0.463749] #PF: error_code(0x0003) - permissions violation
 5986 07:50:21.802391  # [   60.476182] PGD 21629067 P4D 21629067 PUD 2162a063 PMD 208000e1 
 5987 07:50:21.805623  # [   60.489108] Oops: 0003 [#16] SMP PTI
 5988 07:50:21.815204  # [   60.493098] CPU: 1 PID: 2021 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5989 07:50:21.821901  # [   60.501747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5990 07:50:21.825266  # [   60.508553] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 5991 07:50:21.848371  # [   60.513707] Code: 53 48 c7 c3 a9 05 37 8d 49 89 dc 48 89 da 49 81 ec 40 03 ce 8c 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 ce 8c <f3> a4 48 c7 c7 a8 cd d8 8d e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff
 5992 07:50:21.854685  # [   60.540900] RSP: 0018:ffffb303c28f7e50 EFLAGS: 00010246
 5993 07:50:21.861471  # [   60.546733] RAX: 000000000000003c RBX: ffffffff8d3705a9 RCX: 0000000000690269
 5994 07:50:21.871449  # [   60.554699] RDX: 0000000000000000 RSI: ffffffff8cce0340 RDI: ffffffff8d3705a9
 5995 07:50:21.877596  # [   60.562666] RBP: ffffffff8dd8bfb2 R08: 0000000000000000 R09: 0000000000000000
 5996 07:50:21.884683  # [   60.570634] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000690269
 5997 07:50:21.887830  
 5998 07:50:21.894341  # [   60.578602] R13: ffffb303c28f7f10 R14: ffffb303c28f7f10 R15: ffff9e75432ba000
 5999 07:50:21.904474  # [   60.586569] FS:  00007fcda0025580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6000 07:50:21.911210  # [   60.595604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6001 07:50:21.917519  # [   60.602018] CR2: ffffffff8d3705a9 CR3: 00000001034fc006 CR4: 00000000003706e0
 6002 07:50:21.927211  # [   [   70.029741] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6003 07:50:21.934109  [   70.043534] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6004 07:50:21.937259  60.609985] Call Trace:
 6005 07:50:21.944053  # [   60.612713]  direct_entry.cold+0x2c[   70.051050] ------------[ cut here ]------------
 6006 07:50:21.947933  
 6007 07:50:21.951026  [   70.062405] refcount_t: underflow; use-after-free.
 6008 07:50:21.960510  [   70.067818] WARNING: CPU: 3 PID: 2557 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6009 07:50:21.961095  /0x38
 6010 07:50:21.967260  # [   60.617092]  full_proxy_write+0x53/0x80
 6011 07:50:21.993765  # [   60.62[   70.077251] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6012 07:50:22.003645  [   70.109883] CPU: 3 PID: 2557 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6013 07:50:22.010380  [   70.118565] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6014 07:50:22.013854  [   70.125372] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6015 07:50:22.036310  [   70.131210] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6016 07:50:22.039900  [   70.152223] RSP: 0018:ffffb303c3147e40 EFLAGS: 00010286
 6017 07:50:22.043013  
 6018 07:50:22.043627  7583]  vfs_write+0xe7/0x3a0
 6019 07:50:22.056205  # [   60.631282]  ksys_write+0x68/0[   70.158062] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6020 07:50:22.056790  xf0
 6021 07:50:22.059695  # [   60.641192]  do_syscall_64+0x30/0x40
 6022 07:50:22.069604  # [   60.645181][   70.172247] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6023 07:50:22.076316  [   70.186433] RBP: ffffffff8dd8bcd0 R08: 0000000000000000 R09: 0000000000000000
 6024 07:50:22.079414  
 6025 07:50:22.085926  [   70.194404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6026 07:50:22.092981  [   70.202375] R13: ffffb303c3147f10 R14: ffffb303c3147f10 R15: ffff9e7544d92000
 6027 07:50:22.102413  [   70.210349] FS:  00007f1d36ab9580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6028 07:50:22.109781  [   70.219410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6029 07:50:22.112979    entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6030 07:50:22.122765  # [   60.650826] RIP[   70.225842] CR2: 00007f1d368c2000 CR3: 0000000105ab0003 CR4: 00000000003706e0
 6031 07:50:22.126175  [   70.240019] Call Trace:
 6032 07:50:22.132611  [   70.242751]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6033 07:50:22.139039  [   70.248909]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6034 07:50:22.142013  [   70.255232]  direct_entry.cold+0x2c/0x38
 6035 07:50:22.149148  [   70.259636]  full_proxy_write+0x53/0x80
 6036 07:50:22.151961  [   70.263944]  vfs_write+0xe7/0x3a0
 6037 07:50:22.155553  [   70.267668]  ksys_write+0x68/0xf0
 6038 07:50:22.158573  [   70.271369]  do_syscall_64+0x30/0x40
 6039 07:50:22.165323  [   70.275362]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6040 07:50:22.168474  [   70.281005] RIP: 0033:0x7f1d369cf8f3
 6041 07:50:22.188359  [   70.284995] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6042 07:50:22.198507  [   70.305974] RSP: 002b:00007ffe9f0cd5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6043 07:50:22.205246  [   70.314431] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1d369cf8f3
 6044 07:50:22.215040  [   70.322403] RDX: 0000000000000020 RSI: 00007f1d368c2000 RDI: 0000000000000001
 6045 07:50:22.221541  [   70.330373] RBP: 00007f1d368c2000 R08: 00007f1d368c1010 R09: 0000000000000000
 6046 07:50:22.231710  [   70.338345] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6047 07:50:22.238015  [   70.346315] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6048 07:50:22.241238  [   70.354289] irq event stamp: 0
 6049 07:50:22.248111  [   70.357727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6050 07:50:22.258011  [   70.364729] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6051 07:50:22.267447  [   70.373879] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6052 07:50:22.274577  [   70.383017] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6053 07:50:22.277964  [   70.390019] ---[ end trace ee95a40f003fd270 ]---
 6054 07:50:22.284270  [   70.395173] lkdtm: Saturation detected: still saturated
 6055 07:50:22.287611  : 0033:0x7fcd9ff3b8f3
 6056 07:50:22.306960  # [   60.654825] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6057 07:50:22.317012  # [   60.675827] RSP: 002b:00007fff4dfbacb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6058 07:50:22.323529  # [   60.684281] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fcd9ff3b8f3
 6059 07:50:22.333728  # [   60.692249] RDX: 000000000000000b RSI: 00007fcd9fe2e000 RDI: 0000000000000001
 6060 07:50:22.340136  # [   60.700219] RBP: 00007fcd9fe2e000 R08: 00007fcd9fe2d010 R09: 0000000000000000
 6061 07:50:22.349440  # [   60.708185] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6062 07:50:22.355982  # [   60.716152] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6063 07:50:22.382848  # [   60.724123] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6064 07:50:22.385985  # [   60.756752] CR2: ffffffff8d3705a9
 6065 07:50:22.392683  # [   60.760448] ---[ end trace ee95a40f003fd260 ]---
 6066 07:50:22.395886  # [   60.765602] RIP: 0010:lkdtm_BUG+0x5/0x10
 6067 07:50:22.419392  # [   60.769977] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 6068 07:50:22.428834  # [   60.790955] RSP: 00[   70.532607] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6069 07:50:22.431940  18:ffffb303c154fe60 EFLAGS: 00010282
 6070 07:50:22.441855  # [   60.796788] RAX: ffff[   70.545484] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6071 07:50:22.448980  ffff8ccdff70 RBX: 0000000000000001 RCX: 0000000000000000
 6072 07:50:22.451953  # [   [   70.559181] ------------[ cut here ]------------
 6073 07:50:22.465260  60.804756] RDX: 0000000000000000 RSI: ffff9e75bad9bf70 RDI: ffff[   70.570547] refcount_t: underflow; use-after-free.
 6074 07:50:22.465368  ffff8d99bd90
 6075 07:50:22.482246  # [   60.812723] RBP: ffffffff8dde7408 R08: 000000[   70.582146] WARNING: CPU: 1 PID: 2592 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6076 07:50:22.485121  0000000001 R09: 0000000000000001
 6077 07:50:22.515557  # [   60.820690] R10: 00000000[   70.597757] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6078 07:50:22.518776  ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6079 07:50:22.528763  # [   60.8[   70.630392] CPU: 1 PID: 2592 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6080 07:50:22.534741  [   70.645254] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6081 07:50:22.547888  28658] R13: ffffb303c154ff10 R14: ffffb303c154ff10 R15: ffff9e75[   70.652061] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6082 07:50:22.548415  4267b000
 6083 07:50:22.574884  # [   60.836624] FS:  00007fcda0025580(0000) GS:ffff9e[   70.664103] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6084 07:50:22.577707  75bac80000(0000) knlGS:0000000000000000
 6085 07:50:22.587896  # [   60.845660] CS:  0[   70.691294] RSP: 0018:ffffb303c31e7e40 EFLAGS: 00010286
 6086 07:50:22.594381  [   70.703344] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6087 07:50:22.597547  010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6088 07:50:22.607427  # [   60.852073] CR[   70.711317] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6089 07:50:22.618104  [   70.725496] RBP: ffffffff8dd8bcf0 R08: 0000000000000000 R09: 0000000000000000
 6090 07:50:22.624262  2: ffffffff8d3705a9 CR3: 00000001034fc006 CR4: 00000000003706e0
 6091 07:50:22.630683  [   70.733471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6092 07:50:22.631156  
 6093 07:50:22.634322  # WRITE_KERN: saw 'call trace:': ok
 6094 07:50:22.643905  ok 41 selftests: lkdtm: WR[   70.747651] R13: ffffb303c31e7f10 R14: ffffb303c31e7f10 R15: ffff9e7544e19000
 6095 07:50:22.646965  ITE_KERN.sh
 6096 07:50:22.650400  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6097 07:50:22.660828  # [  [   70.761839] FS:  00007fb6af4f7580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6098 07:50:22.673522   60.993891] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW[   70.777096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6099 07:50:22.673988  
 6100 07:50:22.686712  # [   61.003652] lkdtm: attempting good refcount_inc() without[   70.789728] CR2: 00007fb6af300000 CR3: 000000010349c005 CR4: 00000000003706e0
 6101 07:50:22.687170   overflow
 6102 07:50:22.696841  # [   61.016753] lkdtm: attempting bad refcount_inc()[   70.803916] Call Trace:
 6103 07:50:22.697296   overflow
 6104 07:50:22.710346  # [   61.028992] ------------[ cut here ]------------[   70.812862]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6105 07:50:22.710822  
 6106 07:50:22.712923  # [   61.034148] refcount_t: saturated; leaking memory.
 6107 07:50:22.719800  # [  [   70.825201]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6108 07:50:22.733092   61.045739] WARNING: CPU: 1 PID: 2056 at lib/refcount.c:22 refco[   70.837739]  direct_entry.cold+0x2c/0x38
 6109 07:50:22.733185  unt_warn_saturate+0x51/0x110
 6110 07:50:22.743241  # [   61.061352] Modules linked in[   70.848336]  full_proxy_write+0x53/0x80
 6111 07:50:22.753082  : fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrial[   70.858832]  vfs_write+0xe7/0x3a0
 6112 07:50:22.762804  io_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros[   70.868749]  ksys_write+0x68/0xf0
 6113 07:50:22.772776  _ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_[   70.878660]  do_syscall_64+0x30/0x40
 6114 07:50:22.776391  pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6115 07:50:22.782811  # [   61.093988][   70.888862]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6116 07:50:22.792756   CPU: 1 PID: 2056 Comm: cat Tainted: G      D W         5.10.154[   70.900726] RIP: 0033:0x7fb6af40d8f3
 6117 07:50:22.795816  -cip20 #1
 6118 07:50:22.822565  # [   61.108864] Hardware name: Google Rammus/Rammus,[   70.910928] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6119 07:50:22.822680   BIOS  09/04/2020
 6120 07:50:22.835785  # [   61.115702] RIP: 0010:refcount_warn_satu[   70.938118] RSP: 002b:00007ffd3add8a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6121 07:50:22.839135  rate+0x51/0x110
 6122 07:50:22.849049  # [   61.127752] Code: 84 bc 00 00 00 c3 cc cc [   70.952790] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb6af40d8f3
 6123 07:50:22.859480  [   70.966975] RDX: 0000000000000020 RSI: 00007fb6af300000 RDI: 0000000000000001
 6124 07:50:22.872548  cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8[   70.974950] RBP: 00007fb6af300000 R08: 00007fb6af2ff010 R09: 0000000000000000
 6125 07:50:22.878752  [   70.989131] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6126 07:50:22.895254  d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 [   70.997104] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6127 07:50:22.898596  3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 6128 07:50:22.905653  # [   61.154946] RSP:[   71.011289] irq event stamp: 0
 6129 07:50:22.911702  [   71.020906] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6130 07:50:22.915076   0018:ffffb303c296fe48 EFLAGS: 00010286
 6131 07:50:22.924964  # [   61.166995] RAX: 0[   71.027910] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6132 07:50:22.931835  000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 6133 07:50:22.941817  # [[   71.043252] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6134 07:50:22.948139  [   71.058607] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6135 07:50:22.961331     61.181182] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: f[   71.065610] ---[ end trace ee95a40f003fd271 ]---
 6136 07:50:22.964624  [   71.076972] lkdtm: Saturation detected: still saturated
 6137 07:50:22.968288  fff9e75bac9bf70
 6138 07:50:22.974880  # [   61.189154] RBP: ffffffff8dd8bfbd R08: 0000000000000000 R09: 0000000000000000
 6139 07:50:22.984286  # [   61.203360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6140 07:50:22.991126  # [   61.217525] R13: ffffb303c296ff10 R14: ffffb303c296ff10 R15: ffff9e75434e6000
 6141 07:50:23.000902  # [   61.231711] FS:  00007f9c4babb580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6142 07:50:23.007624  # [   61.240753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6143 07:50:23.017162  # [   61.253381] CR2: 00007f9c4b8c4000 CR3: 0000000105b98002 CR4: 00000000003706e0
 6144 07:50:23.017270  # [   61.261353] Call Trace:
 6145 07:50:23.023764  # [   61.270294]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 6146 07:50:23.030673  # [   61.281878]  direct_entry.cold+0x2c/0x38
 6147 07:50:23.033917  # [   61.292473]  full_proxy_write+0x53/0x80
 6148 07:50:23.036887  # [   61.302970]  vfs_write+0xe7/0x3a0
 6149 07:50:23.040335  # [   61.312885]  ksys_write+0x68/0xf0
 6150 07:50:23.043765  # [   61.322831]  do_syscall_64+0x30/0x40
 6151 07:50:23.047019  
 6152 07:50:23.050358  # [   61.333036]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6153 07:50:23.056785  # [   61.344892] RIP: 0033:0x7f9c4b9d18f3
 6154 07:50:23.076592  # [   61.348907] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6155 07:50:23.086469  # [   61.376094] RSP: 002b:00007fffa6ae0eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6156 07:50:23.093116  # [   61.390765] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9c4b9d18f3
 6157 07:50:23.102915  # [   61.398737] RDX: 0000000000000016 RSI: 00007f9c4b8c4000 RDI: 0000000000000001
 6158 07:50:23.110079  # [   61.412917] RBP: 00007f9c4b8c4000 R08: 00007f9c4b8c3010 R09: 0000000000000000
 6159 07:50:23.116218  # [   61.420887] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6160 07:50:23.119738  
 6161 07:50:23.126170  # [   61.435071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6162 07:50:23.129786  # [   61.449280] irq event stamp: 0
 6163 07:50:23.135901  # [   61.458879] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6164 07:50:23.146132  # [   61.465881] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6165 07:50:23.152853  [   71.262509] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6166 07:50:23.165903  # [   61.481225] softirqs last  enabled at (0): [<ffffffff8c500c[   71.269762] lkdtm: attempting good copy_to_user of correct size
 6167 07:50:23.169051  f0>] copy_process+0x640/0x1c80
 6168 07:50:23.179147  # [   61.490362] softirqs last d[   71.282602] lkdtm: attempting bad copy_to_user of too large size
 6169 07:50:23.182728  isabled at (0): [<0000000000000000>] 0x0
 6170 07:50:23.189021  # [   61.503570] ---[ end trace ee95a40f003fd261 ]---
 6171 07:50:23.192539  # [   61.508726] lkdtm: Overflow detected: saturated
 6172 07:50:23.199018  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 6173 07:50:23.202070  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6174 07:50:23.208788  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6175 07:50:23.215603  # [   61.637967] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 6176 07:50:23.222080  # [   61.644796] lkdtm: attempting good refcount_add() without overflow
 6177 07:50:23.228372  # [   61.651731] lkdtm: attempting bad refcount_add() overflow
 6178 07:50:23.232265  # [   61.657762] ------------[ cut here ]------------
 6179 07:50:23.238434  # [   61.662938] refcount_t: saturated; leaking memory.
 6180 07:50:23.248486  # [   61.668316] WARNING: CPU: 3 PID: 2088 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6181 07:50:23.275129  # [   61.677753] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6182 07:50:23.284695  # [   61.710382] CPU: 3 PID: 2088 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6183 07:50:23.291355  # [   61.719035] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6184 07:50:23.298156  # [   61.732058] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6185 07:50:23.317735  # [   61.737916] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 6186 07:50:23.327247  # [   61.758898] RSP: 0018:ffffb303c2a07e[   71.436008] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6187 07:50:23.334001  [   71.445365] lkdtm: attempting good copy_from_user of correct size
 6188 07:50:23.340453  [   71.452225] lkdtm: attempting bad copy_from_user of too large size
 6189 07:50:23.343925  48 EFLAGS: 00010286
 6190 07:50:23.353819  # [   61.764734] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 6191 07:50:23.360811  # [   61.772726] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6192 07:50:23.370340  # [   61.780711] RBP: ffffffff8dd8bfd3 R08: 0000000000000000 R09: 0000000000000000
 6193 07:50:23.377085  # [   61.794884] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6194 07:50:23.383763  # [   61.802866] R13: ffffb303c2a07f10 R14: ffffb303c2a07f10 R15: ffff9e7543204000
 6195 07:50:23.393037  # [   61.810878] FS:  00007fda37eaa580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6196 07:50:23.400031  # [   61.819916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6197 07:50:23.409686  # [   61.826332] CR2: 00007fda37cb3000 CR3: 0000000103464006 CR4: 00000000003706e0
 6198 07:50:23.412901  # [   61.834302] Call Trace:
 6199 07:50:23.416495  # [   61.837033]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 6200 07:50:23.423205  # [   61.842410]  direct_entry.cold+0x2c/0x38
 6201 07:50:23.426491  # [   61.846818]  full_proxy_write+0x53/0x80
 6202 07:50:23.429617  # [   61.851128]  vfs_write+0xe7/0x3a0
 6203 07:50:23.433304  # [   61.854853]  ksys_write+0x68/0xf0
 6204 07:50:23.439405  # [   61.858554]  do_syscall_64+0x30/0x40
 6205 07:50:23.442692  # [   61.862570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6206 07:50:23.449480  # [   61.868211] RIP: 0033:0x7fda37dc08f3
 6207 07:50:23.472625  # [   61.872201] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40[   71.579065] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6208 07:50:23.476278   00 48 83 ec 28 48 89 54 24 18
 6209 07:50:23.486180  # [   61.893183] RSP: 002b:00007[   71.590753] lkdtm: attempting good copy_to_user inside whitelist
 6210 07:50:23.492422  ffeafedd958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6211 07:50:23.499456  # [   6[   71.603703] lkdtm: attempting bad copy_to_user outside whitelist
 6212 07:50:23.505934  1.901640] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fda37dc08f3
 6213 07:50:23.509625  
 6214 07:50:23.515812  # [   61.909611] RDX: 0000000000000016 RSI: 00007fda37cb3000 RDI: 0000000000000001
 6215 07:50:23.522658  # [   61.917580] RBP: 00007fda37cb3000 R08: 00007fda37cb2010 R09: 0000000000000000
 6216 07:50:23.532496  # [   61.925552] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6217 07:50:23.538670  # [   61.933522] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6218 07:50:23.541965  # [   61.941496] irq event stamp: 0
 6219 07:50:23.552122  # [   61.944925] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6220 07:50:23.561853  # [   61.951926] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6221 07:50:23.568680  # [   61.961063] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6222 07:50:23.578376  # [   61.970199] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6223 07:50:23.581916  # [   61.977197] ---[ end trace ee95a40f003fd262 ]---
 6224 07:50:23.587820  # [   61.982350] lkdtm: Overflow detected: saturated
 6225 07:50:23.591101  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 6226 07:50:23.598103  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6227 07:50:23.601228  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6228 07:50:23.611156  # [   62.147559] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 6229 07:50:23.617467  # [   62.156596] lkdtm: attempting bad refcount_inc_not_zero() overflow
 6230 07:50:23.620492  # [   62.169720] ------------[ cut here ]------------
 6231 07:50:23.627765  # [   62.181086] refcount_t: saturated; leaking memory.
 6232 07:50:23.637281  # [   62.186465] WARNING: CPU: 1 PID: 2120 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6233 07:50:23.650829  # [   62.202072] Modules linked in: fuse ip_tables cros_[   71.755233] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6234 07:50:23.664118  ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kf[   71.767094] lkdtm: attempting good copy_from_user inside whitelist
 6235 07:50:23.677241  ifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debu[   71.780210] lkdtm: attempting bad copy_from_user outside whitelist
 6236 07:50:23.683700  gfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6237 07:50:23.693659  # [   62.234708] CPU: 1 PID: 2120 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6238 07:50:23.699803  # [   62.249571] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6239 07:50:23.707099  # [   62.262591] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6240 07:50:23.726357  # [   62.268453] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 6241 07:50:23.729773  
 6242 07:50:23.733148  # [   62.295644] RSP: 0018:ffffb303c29e7e38 EFLAGS: 00010282
 6243 07:50:23.742895  # [   62.307692] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6244 07:50:23.750094  # [   62.321878] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6245 07:50:23.759646  # [   62.329852] RBP: ffffffff8dd8bc10 R08: 0000000000000000 R09: 0000000000000000
 6246 07:50:23.766694  # [   62.344031] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6247 07:50:23.776387  # [   62.352005] R13: ffffb303c29e7f10 R14: ffffb303c29e7f10 R15: ffff9e7545b9a000
 6248 07:50:23.786935  # [   62.366185] FS:  00007f4a2d13f580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6249 07:50:23.793056  # [   62.381439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6250 07:50:23.799454  # [   62.394069] CR2: 00007f4a2cf48000 CR3: 00000001038e8006 CR4: 00000000003706e0
 6251 07:50:23.802907  # [   62.408253] Call Trace:
 6252 07:50:23.809116  # [   62.410990]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6253 07:50:23.815795  # [   62.423322]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 6254 07:50:23.819138  # [   62.435795]  direct_entry.cold+0x2c/0x38
 6255 07:50:23.822415  # [   62.446389]  full_proxy_write+0x53/0x80
 6256 07:50:23.832984  # [   62.456888]  vf[   71.939019] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6257 07:50:23.838878  [   71.949549] lkdtm: good_stack: ffffb303c35dfe20-ffffb303c35dfe40
 6258 07:50:23.845718  [   71.956293] lkdtm: bad_stack : ffffb303c35dfda8-ffffb303c35dfdc8
 6259 07:50:23.848890  s_write+0xe7/0x3a0
 6260 07:50:23.852669  # [   62.466800]  ksys_write+0x68/0xf0
 6261 07:50:23.858788  # [ [   71.963042] lkdtm: attempting good copy_to_user of local stack
 6262 07:50:23.865641  [   71.975762] lkdtm: attempting bad copy_to_user of distant stack
 6263 07:50:23.868947    62.476716]  do_syscall_64+0x30/0x40
 6264 07:50:23.875259  # [   62.486922]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6265 07:50:23.878455  # [   62.498786] RIP: 0033:0x7f4a2d0558f3
 6266 07:50:23.901614  # [   62.508989] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6267 07:50:23.908219  # [   62.536180] RSP: 002b:00007ffdd52f7c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6268 07:50:23.918119  # [   62.550851] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4a2d0558f3
 6269 07:50:23.924809  # [   62.565037] RDX: 000000000000001f RSI: 00007f4a2cf48000 RDI: 0000000000000001
 6270 07:50:23.935187  # [   62.579223] RBP: 00007f4a2cf48000 R08: 00007f4a2cf47010 R09: 0000000000000000
 6271 07:50:23.941261  # [   62.593412] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6272 07:50:23.951085  # [   62.607597] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6273 07:50:23.954504  # [   62.621794] irq event stamp: 0
 6274 07:50:23.961190  # [   62.631408] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6275 07:50:23.971253  # [   62.644626] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6276 07:50:23.980975  # [   62.659980] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6277 07:50:23.987792  # [   62.675332] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6278 07:50:23.990674  # [   62.688545] ---[ end trace ee95a40f003fd263 ]---
 6279 07:50:23.997512  # [   62.699915] lkdtm: Overflow detected: saturated
 6280 07:50:24.010515  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': [   72.117432] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6281 07:50:24.011018  ok
 6282 07:50:24.017804  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6283 07:50:24.023810  #[   72.126279] lkdtm: good_stack: ffffb303c3657e20-ffffb303c3657e40
 6284 07:50:24.027346   selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6285 07:50:24.037300  # [   62.8[   72.139194] lkdtm: bad_stack : ffffb303c3657da8-ffffb303c3657dc8
 6286 07:50:24.046791  45833] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVER[   72.152153] lkdtm: attempting good copy_from_user of local stack
 6287 07:50:24.057051  [   72.165057] lkdtm: attempting bad copy_from_user of distant stack
 6288 07:50:24.057591  FLOW
 6289 07:50:24.063594  # [   62.855570] lkdtm: attempting bad refcount_add_not_zero() overflow
 6290 07:50:24.066888  # [   62.868705] ------------[ cut here ]------------
 6291 07:50:24.073112  # [   62.880065] refcount_t: saturated; leaking memory.
 6292 07:50:24.083247  # [   62.891666] WARNING: CPU: 1 PID: 2152 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6293 07:50:24.109827  # [   62.907279] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6294 07:50:24.119223  # [   62.939913] CPU: 1 PID: 2152 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6295 07:50:24.125773  # [   62.954779] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6296 07:50:24.132147  # [   62.967824] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6297 07:50:24.152354  # [   62.979890] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 6298 07:50:24.158341  # [   63.007083] RSP: 0018:ffffb303c2ad7e38 EFLAGS: 00010282
 6299 07:50:24.168599  # [   63.019132] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6300 07:50:24.175557  # [   63.033318] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6301 07:50:24.185239  # [   63.047503] RBP: ffffffff8dd8bc30 R08: 0000000000000000 R09: 0000000000000000
 6302 07:50:24.191950  # [   63.061686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6303 07:50:24.197974  # [   63.075879] R13: ffffb303c2ad7f10 R14: ffffb303c2ad7f10 R15: ffff9e7544edc000
 6304 07:50:24.211573  # [   63.090065] FS:  00007f3ecc077580(0000) GS[   72.318774] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6305 07:50:24.218313  [   72.327956] lkdtm: good_stack: ffffb303c36c7e20-ffffb303c36c7e40
 6306 07:50:24.224752  [   72.334685] lkdtm: bad_stack : ffffb303c36c7ff8-ffffb303c36c8018
 6307 07:50:24.231772  [   72.341425] lkdtm: attempting good copy_to_user of local stack
 6308 07:50:24.238078  [   72.347963] lkdtm: attempting bad copy_to_user of distant stack
 6309 07:50:24.244450  [   72.354595] lkdtm: copy_to_user failed, but lacked Oops
 6310 07:50:24.247646  :ffff9e75bac80000(0000) knlGS:0000000000000000
 6311 07:50:24.254243  # [   63.105319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6312 07:50:24.264498  # [   63.117953] CR2: 00007f3ecbe80000 CR3: 000000010352a001 CR4: 00000000003706e0
 6313 07:50:24.268059  # [   63.132137] Call Trace:
 6314 07:50:24.271160  # [   63.141086]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6315 07:50:24.277380  # [   63.153446]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 6316 07:50:24.284298  # [   63.165882]  direct_entry.cold+0x2c/0x38
 6317 07:50:24.287449  # [   63.176473]  full_proxy_write+0x53/0x80
 6318 07:50:24.291085  # [   63.186972]  vfs_write+0xe7/0x3a0
 6319 07:50:24.297334  # [   63.196913]  ksys_write+0x68/0xf0
 6320 07:50:24.301101  # [   63.206828]  do_syscall_64+0x30/0x40
 6321 07:50:24.307305  # [   63.217029]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6322 07:50:24.310603  # [   63.228885] RIP: 0033:0x7f3ecbf8d8f3
 6323 07:50:24.330521  # [   63.239090] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6324 07:50:24.340290  # [   63.260073] RSP: 002b:00007fff41e4a4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6325 07:50:24.346851  # [   63.274737] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3ecbf8d8f3
 6326 07:50:24.356845  # [   63.282708] RDX: 000000000000001f RSI: 00007f3ecbe80000 RDI: 0000000000000001
 6327 07:50:24.364166  # [   63.296887] RBP: 00007f3ecbe80000 R08: 00007f3ecbe7f010 R09: 0000000000000000
 6328 07:50:24.373381  # [   63.304877] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6329 07:50:24.380028  # [   63.319056] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6330 07:50:24.383001  # [   63.327052] irq event stamp: 0
 6331 07:50:24.389643  # [   63.336644] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6332 07:50:24.392963  
 6333 07:50:24.399457  # [   63.343646] h[   72.507845] lkdtm: Performing direct entry USERCOPY_KERNEL
 6334 07:50:24.409754  [   72.515957] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8d99c230
 6335 07:50:24.416125  [   72.524626] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8c6e31e0
 6336 07:50:24.422568  [   72.533001] lkdtm: FAIL: survived bad copy_to_user()
 6337 07:50:24.429108  ardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6338 07:50:24.438914  # [   63.358991] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6339 07:50:24.445878  # [   63.368129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6340 07:50:24.452522  # [   63.381339] ---[ end trace ee95a40f003fd264 ]---
 6341 07:50:24.455321  # [   63.392709] lkdtm: Overflow detected: saturated
 6342 07:50:24.462004  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6343 07:50:24.468594  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6344 07:50:24.472189  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6345 07:50:24.478831  # [   63.506271] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6346 07:50:24.485171  # [   63.515972] lkdtm: attempting good refcount_dec()
 6347 07:50:24.488541  # [   63.527442] lkdtm: attempting bad refcount_dec() to zero
 6348 07:50:24.495064  # [   63.539588] ------------[ cut here ]------------
 6349 07:50:24.501721  # [   63.550955] refcount_t: decrement hit 0; leaking memory.
 6350 07:50:24.512008  # [   63.556917] WARNING: CPU: 1 PID: 2184 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6351 07:50:24.538232  # [   63.572528] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6352 07:50:24.547832  # [   63.605186] CPU: 1 PID: 2184 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6353 07:50:24.554704  # [   63.620029] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6354 07:50:24.557739  # [   63.633047] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6355 07:50:24.561451  
 6356 07:50:24.578095  # [   63.638883] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 [   72.681642] lkdtm: Performing direct entry STACKLEAK_ERASING
 6357 07:50:24.591402  d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f[   72.694125] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6358 07:50:24.594281   1f 84 00 00 00 00 00 0f 1f 00 8b
 6359 07:50:24.604370  # [   63.666074] RSP: 0018:ff[   72.708221] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6360 07:50:24.607184  ffb303c2b67e48 EFLAGS: 00010286
 6361 07:50:24.617562  # [   63.671910] RAX: 000000000[   72.722211] lkdtm: FAIL: the thread stack is NOT properly erased
 6362 07:50:24.623532  0000000 RBX: 000000000000002f RCX: 0000000000000000
 6363 07:50:24.633918  # [   63.68[   72.735126] CPU: 0 PID: 2957 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6364 07:50:24.640098  [   72.749971] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6365 07:50:24.643964  [   72.756774] Call Trace:
 6366 07:50:24.646684  [   72.759505]  dump_stack+0x77/0x9b
 6367 07:50:24.653451  [   72.763209]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6368 07:50:24.657045  [   72.768368]  direct_entry.cold+0x2c/0x38
 6369 07:50:24.659924  [   72.772746]  full_proxy_write+0x53/0x80
 6370 07:50:24.663180  [   72.777034]  vfs_write+0xe7/0x3a0
 6371 07:50:24.666749  [   72.780738]  ksys_write+0x68/0xf0
 6372 07:50:24.673627  [   72.784436]  do_syscall_64+0x30/0x40
 6373 07:50:24.676490  [   72.788426]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6374 07:50:24.683111  [   72.794068] RIP: 0033:0x7f2bcdc878f3
 6375 07:50:24.702856  [   72.798056] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6376 07:50:24.709807  [   72.819027] RSP: 002b:00007ffcce2e5f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6377 07:50:24.719375  [   72.827482] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2bcdc878f3
 6378 07:50:24.725767  [   72.835449] RDX: 0000000000000012 RSI: 00007f2bcdb7a000 RDI: 0000000000000001
 6379 07:50:24.735565  [   72.843410] RBP: 00007f2bcdb7a000 R08: 00007f2bcdb79010 R09: 0000000000000000
 6380 07:50:24.742536  [   72.851368] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6381 07:50:24.751873  [   72.859335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6382 07:50:24.758393  6089] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6383 07:50:24.765191  # [   63.694061] RBP: ffffffff8dd8bfe9 R08: 0000000000000000 R09: 0000000000000000
 6384 07:50:24.775147  # [   63.708238] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6385 07:50:24.782000  # [   63.716210] R13: ffffb303c2b67f10 R14: ffffb303c2b67f10 R15: ffff9e75432fa000
 6386 07:50:24.791968  # [   63.730389] FS:  00007fe22277b580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6387 07:50:24.798115  # [   63.739430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6388 07:50:24.804730  # [   63.752057] CR2: 00007fe222584000 CR3: 0000000103204002 CR4: 00000000003706e0
 6389 07:50:24.807961  
 6390 07:50:24.808493  # [   63.760029] Call Trace:
 6391 07:50:24.814571  # [   63.768968]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 6392 07:50:24.817609  # [   63.780143]  direct_entry.cold+0x2c/0x38
 6393 07:50:24.824439  # [   63.790737]  full_proxy_write+0x53/0x80
 6394 07:50:24.827766  # [   63.801238]  vfs_write+0xe7/0x3a0
 6395 07:50:24.830836  # [   63.811151]  ksys_write+0x68/0xf0
 6396 07:50:24.834077  # [   63.821066]  do_syscall_64+0x30/0x40
 6397 07:50:24.840582  # [   63.831272]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6398 07:50:24.844094  # [   63.843128] RIP: 0033:0x7fe2226918f3
 6399 07:50:24.867554  # [   63.847118] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6400 07:50:24.873825  # [   63.874307] RSP: 002b:00007ffcaabf8758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6401 07:50:24.883807  # [   63.882765] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe2226918f3
 6402 07:50:24.890510  # [   63.896945] RDX: 0000000000000012 RSI: 00007fe222584000 RDI: 0000000000000001
 6403 07:50:24.900313  # [   63.904918] RBP: 00007fe222584000 R08: 00007fe222583010 R09: 0000000000000000
 6404 07:50:24.907535  # [[   73.011879] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6405 07:50:24.910282  [   73.022889] lkdtm: Calling matched prototype ...
 6406 07:50:24.924122     63.919098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0[   73.028058] lkdtm: Calling mismatched prototype ...
 6407 07:50:24.929659  [   73.039718] lkdtm: Fail: survived mismatched prototype function call!
 6408 07:50:24.932958  000000000000001
 6409 07:50:24.939623  # [   63.927070] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6410 07:50:24.943026  # [   63.941255] irq event stamp: 0
 6411 07:50:24.949390  # [   63.950879] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6412 07:50:24.959557  # [   63.957889] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6413 07:50:24.969441  # [   63.973232] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6414 07:50:24.976007  # [   63.982369] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6415 07:50:24.982790  # [   63.995577] ---[ end trace ee95a40f003fd265 ]---
 6416 07:50:24.985702  # [   64.000734] lkdtm: Zero detected: saturated
 6417 07:50:24.993343  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6418 07:50:24.996067  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6419 07:50:24.999284  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6420 07:50:25.008955  # [   64.122585] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6421 07:50:25.012367  # [   64.130404] lkdtm: attempting bad refcount_dec() below zero
 6422 07:50:25.015946  
 6423 07:50:25.018805  # [   64.142847] ------------[ cut here ]------------
 6424 07:50:25.025589  # [   64.154211] refcount_t: decrement hit 0; leaking memory.
 6425 07:50:25.035370  # [   64.166390] WARNING: CPU: 1 PID: 2219 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6426 07:50:25.062307  # [   64.182000] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6427 07:50:25.071701  # [   64.214660] CPU: 1 PID: 2219 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6428 07:50:25.078157  # [   64.229522] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6429 07:50:25.084736  # [   64.242521] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6430 07:50:25.108301  # [   64.254572] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6431 07:50:25.114315  # [   64.281769] RSP: 0018:ffffb303c2bcfe48 EFLAGS: 00010286
 6432 07:50:25.121255  # [   64.293830] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6433 07:50:25.130832  # [   64.308016] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6434 07:50:25.137528  # [   64.322202] RBP: ffffffff8dd8bffb R08: 0000000000000000 R09: 0000000000000000
 6435 07:50:25.140661  
 6436 07:50:25.147199  # [   64.336388] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6437 07:50:25.157078  # [   64.350572] R13: ffffb303c2bcff10 R14: ffffb303c2bcff10 R15: ffff9e75429c5000
 6438 07:50:25.163484  # [   64.364758] FS:  00007fa302471580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6439 07:50:25.173742  # [   64.380011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6440 07:50:25.180184  # [   64.392644] CR2: 00007fa30227a000 CR3: 000000010393a005 CR4: 00000000003706e0
 6441 07:50:25.183643  # [   64.406831] Call Trace:
 6442 07:50:25.189925  # [   64.415777]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 6443 07:50:25.193701  # [   64.427345]  direct_entry.cold+0x2c/0x38
 6444 07:50:25.197095  # [   64.437937]  full_proxy_write+0x53/0x80
 6445 07:50:25.200420  # [   64.448433]  vfs_write+0xe7/0x3a0
 6446 07:50:25.203481  
 6447 07:50:25.207162  # [   64.458346]  ksys_write+0x68/0xf0
 6448 07:50:25.210155  # [   64.468262]  do_syscall_64+0x30/0x40
 6449 07:50:25.216727  # [   64.478467]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6450 07:50:25.220057  # [   64.490323] RIP: 0033:0x7fa3023878f3
 6451 07:50:25.243668  # [   64.494338] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6452 07:50:25.249660  # [   64.521527] RSP: 002b:00007ffece04a088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6453 07:50:25.259773  # [   64.536198] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa3023878f3
 6454 07:50:25.269320  # [   64.544170] RDX: 0000000000000016 RSI: 00007fa30227a000 RDI: 0000000000000001
 6455 07:50:25.276422  # [   64.558349] RBP: 00007fa30227a000 R08: 00007fa302279010 R09: 0000000000000000
 6456 07:50:25.286394  # [   64.566321] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6457 07:50:25.292641  # [   64.580501] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6458 07:50:25.295679  # [   64.588478] irq event stamp: 0
 6459 07:50:25.305961  # [   64.598088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6460 07:50:25.312764  # [   64.605091] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6461 07:50:25.315845  
 6462 07:50:25.322637  # [   64.620434] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6463 07:50:25.332166  # [   64.629572] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6464 07:50:25.335424  # [   64.642780] ---[ end trace ee95a40f003fd266 ]---
 6465 07:50:25.342153  # [   64.647936] lkdtm: Negative detected: saturated
 6466 07:50:25.348426  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6467 07:50:25.354888  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6468 07:50:25.358287  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6469 07:50:25.368281  # [   64.770398] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6470 07:50:25.374987  # [   64.778686] lkdtm: attempting bad refcount_dec_and_test() below zero
 6471 07:50:25.381274  # [   64.785827] ------------[ cut here ]------------
 6472 07:50:25.385268  # [   64.791024] refcount_t: underflow; use-after-free.
 6473 07:50:25.395126  # [   64.802608] WARNING: CPU: 2 PID: 2254 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6474 07:50:25.424455  # [   64.818238] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6475 07:50:25.434084  # [   64.844693] CPU: 2 PID: 2254 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6476 07:50:25.440871  # [   64.859573] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6477 07:50:25.447473  # [   64.866395] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6478 07:50:25.466925  # [   64.878433] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6479 07:50:25.473678  # [   64.899417] RSP: 0018:ffffb303c2c77e40 EFLAGS: 00010286
 6480 07:50:25.483467  # [   64.905254] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6481 07:50:25.490233  # [   64.913226] RDX: ffff9e75bad2c660 RSI: ffff9e75bad1bf70 RDI: ffff9e75bad1bf70
 6482 07:50:25.500401  # [   64.921198] RBP: ffffffff8dd8bc50 R08: 0000000000000000 R09: 0000000000000000
 6483 07:50:25.506627  # [   64.929169] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6484 07:50:25.516562  # [   64.937141] R13: ffffb303c2c77f10 R14: ffffb303c2c77f10 R15: ffff9e7545a98000
 6485 07:50:25.526981  # [   64.945112] FS:  00007f45a9b2d580(0000) GS:ffff9e75bad00000(0000) knlGS:0000000000000000
 6486 07:50:25.533382  # [   64.954152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6487 07:50:25.539864  # [   64.960571] CR2: 00007f45a9936000 CR3: 00000001029bc001 CR4: 00000000003706e0
 6488 07:50:25.543030  # [   64.968540] Call Trace:
 6489 07:50:25.549981  # [   64.971271]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6490 07:50:25.556133  # [   64.977428]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 6491 07:50:25.562739  # [   64.983654]  direct_entry.cold+0x2c/0x38
 6492 07:50:25.566068  # [   64.988057]  full_proxy_write+0x53/0x80
 6493 07:50:25.572809  # [   64.992366]  vfs_write+0xe7/0x3a0
 6494 07:50:25.576104  # [   64.996090]  ksys_write+0x68/0xf0
 6495 07:50:25.579181  # [   64.999790]  do_syscall_64+0x30/0x40
 6496 07:50:25.585977  # [   65.003809]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6497 07:50:25.589060  # [   65.015658] RIP: 0033:0x7f45a9a438f3
 6498 07:50:25.612011  # [   65.019648] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6499 07:50:25.618381  # [   65.040631] RSP: 002b:00007ffef3e27378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6500 07:50:25.628352  # [   65.049089] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f45a9a438f3
 6501 07:50:25.638128  # [   65.057062] RDX: 000000000000001f RSI: 00007f45a9936000 RDI: 0000000000000001
 6502 07:50:25.644612  # [   65.065032] RBP: 00007f45a9936000 R08: 00007f45a9935010 R09: 0000000000000000
 6503 07:50:25.654750  # [   65.073005] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6504 07:50:25.661512  # [   65.087192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6505 07:50:25.668264  # [   65.095169] irq event stamp: 0
 6506 07:50:25.674759  # [   65.104781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6507 07:50:25.684503  # [   65.111784] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6508 07:50:25.694192  # [   65.127126] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6509 07:50:25.701388  # [   65.142481] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6510 07:50:25.707607  # [   65.155696] ---[ end trace ee95a40f003fd267 ]---
 6511 07:50:25.710618  # [   65.160850] lkdtm: Negative detected: saturated
 6512 07:50:25.717416  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6513 07:50:25.724176  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6514 07:50:25.730841  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6515 07:50:25.737279  # [   65.279333] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6516 07:50:25.746840  # [   65.291600] lkdtm: attempting bad refcount_sub_and_test() below zero
 6517 07:50:25.750050  # [   65.304894] ------------[ cut here ]------------
 6518 07:50:25.757052  # [   65.316264] refcount_t: underflow; use-after-free.
 6519 07:50:25.766660  # [   65.327842] WARNING: CPU: 1 PID: 2289 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6520 07:50:25.793731  # [   65.343473] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6521 07:50:25.803386  # [   65.376105] CPU: 1 PID: 2289 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6522 07:50:25.809982  # [   65.390970] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6523 07:50:25.816642  # [   65.403996] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6524 07:50:25.839454  # [   65.416044] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6525 07:50:25.846265  # [   65.443236] RSP: 0018:ffffb303c2cf7e40 EFLAGS: 00010286
 6526 07:50:25.852276  # [   65.455312] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6527 07:50:25.862266  # [   65.469502] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6528 07:50:25.868821  # [   65.483683] RBP: ffffffff8dd8bc70 R08: 0000000000000000 R09: 0000000000000000
 6529 07:50:25.878488  # [   65.491656] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6530 07:50:25.889327  # [   65.505836] R13: ffffb303c2cf7f10 R14: ffffb303c2cf7f10 R15: ffff9e75435cf000
 6531 07:50:25.894873  # [   65.513828] FS:  00007fa1bc1ed580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6532 07:50:25.902090  # [   65.529074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6533 07:50:25.912270  # [   65.535493] CR2: 00007fa1bbff6000 CR3: 0000000105bc8004 CR4: 00000000003706e0
 6534 07:50:25.915574  # [   65.549673] Call Trace:
 6535 07:50:25.921842  # [   65.552405]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6536 07:50:25.928401  # [   65.564739]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 6537 07:50:25.931364  # [   65.577178]  direct_entry.cold+0x2c/0x38
 6538 07:50:25.938329  # [   65.587772]  full_proxy_write+0x53/0x80
 6539 07:50:25.941399  # [   65.598268]  vfs_write+0xe7/0x3a0
 6540 07:50:25.944714  # [   65.608181]  ksys_write+0x68/0xf0
 6541 07:50:25.951065  # [   65.618095]  do_syscall_64+0x30/0x40
 6542 07:50:25.954692  # [   65.628300]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6543 07:50:25.961135  # [   65.640154] RIP: 0033:0x7fa1bc1038f3
 6544 07:50:25.980840  # [   65.644147] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6545 07:50:25.990536  # [   65.671335] RSP: 002b:00007ffdac8828a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6546 07:50:26.000721  # [   65.686007] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa1bc1038f3
 6547 07:50:26.007255  # [   65.700194] RDX: 000000000000001f RSI: 00007fa1bbff6000 RDI: 0000000000000001
 6548 07:50:26.016966  # [   65.714377] RBP: 00007fa1bbff6000 R08: 00007fa1bbff5010 R09: 0000000000000000
 6549 07:50:26.023853  # [   65.722349] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6550 07:50:26.026688  
 6551 07:50:26.033941  # [   65.736531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6552 07:50:26.036554  # [   65.744525] irq event stamp: 0
 6553 07:50:26.043464  # [   65.754121] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6554 07:50:26.046683  
 6555 07:50:26.053415  # [   65.761124] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6556 07:50:26.056543  
 6557 07:50:26.062828  # [   65.776467] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6558 07:50:26.072933  # [   65.785604] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6559 07:50:26.075941  # [   65.798827] ---[ end trace ee95a40f003fd268 ]---
 6560 07:50:26.082695  # [   65.803986] lkdtm: Negative detected: saturated
 6561 07:50:26.089175  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6562 07:50:26.096156  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6563 07:50:26.098889  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6564 07:50:26.105806  # [   65.926703] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6565 07:50:26.115750  # [   65.933491] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6566 07:50:26.119011  # [   65.940626] lkdtm: Good: zero detected
 6567 07:50:26.125908  # [   65.944840] lkdtm: Correctly stayed at zero
 6568 07:50:26.132214  # [   65.949518] lkdtm: attempting bad refcount_inc() from zero
 6569 07:50:26.135355  # [   65.961858] ------------[ cut here ]------------
 6570 07:50:26.142467  # [   65.973228] refcount_t: addition on 0; use-after-free.
 6571 07:50:26.151973  # [   65.978994] WARNING: CPU: 3 PID: 2321 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6572 07:50:26.181606  # [   65.988429] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6573 07:50:26.188540  # [   66.021062] CPU: 3 PID: 2321 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6574 07:50:26.198135  # [   66.029746] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6575 07:50:26.204409  # [   66.036576] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6576 07:50:26.224271  # [   66.042412] Code: 01 01 e8 2a 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2 8d c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2
 6577 07:50:26.230522  # [   66.063394] RSP: 0018:ffffb303c2d3fe48 EFLAGS: 00010286
 6578 07:50:26.240417  # [   66.069231] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6579 07:50:26.246790  # [   66.077203] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6580 07:50:26.257100  # [   66.085172] RBP: ffffffff8dd8c011 R08: 0000000000000000 R09: 0000000000000000
 6581 07:50:26.263227  # [   66.093142] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6582 07:50:26.273286  # [   66.101114] R13: ffffb303c2d3ff10 R14: ffffb303c2d3ff10 R15: ffff9e7543204000
 6583 07:50:26.283102  # [   66.109085] FS:  00007f2b33490580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6584 07:50:26.289998  # [   66.118124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6585 07:50:26.299918  # [   66.124542] CR2: 00007f2b33299000 CR3: 000000010325a001 CR4: 00000000003706e0
 6586 07:50:26.300525  # [   66.132511] Call Trace:
 6587 07:50:26.306308  # [   66.135241]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 6588 07:50:26.309543  # [   66.140228]  direct_entry.cold+0x2c/0x38
 6589 07:50:26.315905  # [   66.144609]  full_proxy_write+0x53/0x80
 6590 07:50:26.319346  # [   66.148916]  vfs_write+0xe7/0x3a0
 6591 07:50:26.322816  # [   66.152642]  ksys_write+0x68/0xf0
 6592 07:50:26.328939  # [   66.156343]  do_syscall_64+0x30/0x40
 6593 07:50:26.332846  # [   66.160335]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6594 07:50:26.339008  # [   66.165975] RIP: 0033:0x7f2b333a68f3
 6595 07:50:26.358535  # [   66.169966] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6596 07:50:26.368607  # [   66.190948] RSP: 002b:00007ffdd2c1d828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6597 07:50:26.374815  # [   66.199404] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b333a68f3
 6598 07:50:26.385217  # [   66.207375] RDX: 0000000000000012 RSI: 00007f2b33299000 RDI: 0000000000000001
 6599 07:50:26.394951  # [   66.215348] RBP: 00007f2b33299000 R08: 00007f2b33298010 R09: 0000000000000000
 6600 07:50:26.401131  # [   66.223317] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6601 07:50:26.411429  # [   66.231290] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6602 07:50:26.414574  # [   66.245485] irq event stamp: 0
 6603 07:50:26.421583  # [   66.255108] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6604 07:50:26.430831  # [   66.262140] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6605 07:50:26.440628  # [   66.271278] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6606 07:50:26.447556  # [   66.280415] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6607 07:50:26.454010  # [   66.287417] ---[ end trace ee95a40f003fd269 ]---
 6608 07:50:26.460307  # [   66.292573] lkdtm: Zero detected: saturated
 6609 07:50:26.463871  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6610 07:50:26.467172  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6611 07:50:26.473384  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6612 07:50:26.480278  # [   66.412149] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6613 07:50:26.486703  # [   66.421768] lkdtm: attempting safe refcount_add_not_zero() from zero
 6614 07:50:26.490325  # [   66.435101] lkdtm: Good: zero detected
 6615 07:50:26.496760  # [   66.445476] lkdtm: Correctly stayed at zero
 6616 07:50:26.502911  # [   66.450148] lkdtm: attempting bad refcount_add() from zero
 6617 07:50:26.509783  # [   66.462490] ------------[ cut here ]------------
 6618 07:50:26.513448  # [   66.473879] refcount_t: addition on 0; use-after-free.
 6619 07:50:26.522864  # [   66.485844] WARNING: CPU: 1 PID: 2353 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6620 07:50:26.552991  # [   66.501473] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6621 07:50:26.559432  # [   66.534108] CPU: 1 PID: 2353 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6622 07:50:26.569246  # [   66.548978] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6623 07:50:26.572468  # [   66.561998] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6624 07:50:26.575545  
 6625 07:50:26.595322  # [   66.574046] Code: 01 01 e8 2a 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2 8d c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2
 6626 07:50:26.602381  # [   66.601249] RSP: 0018:ffffb303c2dffe48 EFLAGS: 00010286
 6627 07:50:26.611885  # [   66.613298] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6628 07:50:26.618860  # [   66.627478] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6629 07:50:26.628326  # [   66.641664] RBP: ffffffff8dd8c023 R08: 0000000000000000 R09: 0000000000000000
 6630 07:50:26.635113  # [   66.655852] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6631 07:50:26.644861  # [   66.670039] R13: ffffb303c2dfff10 R14: ffffb303c2dfff10 R15: ffff9e754580e000
 6632 07:50:26.655221  # [   66.684226] FS:  00007f72765ee580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6633 07:50:26.661217  # [   66.699480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6634 07:50:26.667774  # [   66.712111] CR2: 00007f72763f7000 CR3: 0000000102bec006 CR4: 00000000003706e0
 6635 07:50:26.671013  # [   66.726294] Call Trace:
 6636 07:50:26.677750  # [   66.735242]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 6637 07:50:26.681493  # [   66.746417]  direct_entry.cold+0x2c/0x38
 6638 07:50:26.687910  # [   66.757009]  full_proxy_write+0x53/0x80
 6639 07:50:26.690953  # [   66.767506]  vfs_write+0xe7/0x3a0
 6640 07:50:26.694384  # [   66.777419]  ksys_write+0x68/0xf0
 6641 07:50:26.700927  # [   66.787334]  do_syscall_64+0x30/0x40
 6642 07:50:26.704404  # [   66.797540]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6643 07:50:26.711004  # [   66.809394] RIP: 0033:0x7f72765048f3
 6644 07:50:26.730517  # [   66.819602] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6645 07:50:26.740423  # [   66.846803] RSP: 002b:00007fff65ccec08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6646 07:50:26.750612  # [   66.861476] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f72765048f3
 6647 07:50:26.756621  # [   66.875663] RDX: 0000000000000012 RSI: 00007f72763f7000 RDI: 0000000000000001
 6648 07:50:26.766976  # [   66.889850] RBP: 00007f72763f7000 R08: 00007f72763f6010 R09: 0000000000000000
 6649 07:50:26.773248  # [   66.904037] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6650 07:50:26.783591  # [   66.918226] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6651 07:50:26.786254  # [   66.932420] irq event stamp: 0
 6652 07:50:26.793065  # [   66.942039] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6653 07:50:26.802862  # [   66.955256] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6654 07:50:26.812948  # [   66.970607] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6655 07:50:26.819339  # [   66.985959] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6656 07:50:26.826127  # [   66.999177] ---[ end trace ee95a40f003fd26a ]---
 6657 07:50:26.829560  # [   67.010548] lkdtm: Zero detected: saturated
 6658 07:50:26.836440  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6659 07:50:26.839175  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6660 07:50:26.845933  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6661 07:50:26.852382  # [   67.187887] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6662 07:50:26.858648  # [   67.196136] lkdtm: attempting bad refcount_inc() from saturated
 6663 07:50:26.865436  # [   67.202777] ------------[ cut here ]------------
 6664 07:50:26.869050  # [   67.207938] refcount_t: saturated; leaking memory.
 6665 07:50:26.878317  # [   67.219507] WARNING: CPU: 3 PID: 2388 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6666 07:50:26.908013  # [   67.235142] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6667 07:50:26.918329  # [   67.261604] CPU: 3 PID: 2388 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6668 07:50:26.925186  # [   67.276482] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6669 07:50:26.931279  # [   67.283304] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6670 07:50:26.951132  # [   67.295342] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 6671 07:50:26.957721  # [   67.316356] RSP: 0018:ffffb303c2e8fe48 EFLAGS: 00010286
 6672 07:50:26.967597  # [   67.322193] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6673 07:50:26.973964  # [   67.330164] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6674 07:50:26.983737  # [   67.338137] RBP: ffffffff8dd8c035 R08: 0000000000000000 R09: 0000000000000000
 6675 07:50:26.994188  # [   67.346108] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6676 07:50:27.000468  # [   67.354079] R13: ffffb303c2e8ff10 R14: ffffb303c2e8ff10 R15: ffff9e75439a0000
 6677 07:50:27.010578  # [   67.362051] FS:  00007f93debcc580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6678 07:50:27.017049  # [   67.371092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6679 07:50:27.026892  # [   67.377509] CR2: 00007f93de9d5000 CR3: 0000000102a38004 CR4: 00000000003706e0
 6680 07:50:27.030284  # [   67.385481] Call Trace:
 6681 07:50:27.033628  # [   67.388212]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6682 07:50:27.039564  # [   67.393694]  direct_entry.cold+0x2c/0x38
 6683 07:50:27.043145  # [   67.398103]  full_proxy_write+0x53/0x80
 6684 07:50:27.046670  # [   67.402414]  vfs_write+0xe7/0x3a0
 6685 07:50:27.049425  
 6686 07:50:27.053239  # [   67.406144]  ksys_write+0x68/0xf0
 6687 07:50:27.055955  # [   67.409848]  do_syscall_64+0x30/0x40
 6688 07:50:27.062912  # [   67.413885]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6689 07:50:27.065840  # [   67.419527] RIP: 0033:0x7f93deae28f3
 6690 07:50:27.089115  # [   67.423519] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6691 07:50:27.099575  # [   67.444503] RSP: 002b:00007fffe5488cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6692 07:50:27.106270  # [   67.452992] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f93deae28f3
 6693 07:50:27.115848  # [   67.460964] RDX: 0000000000000017 RSI: 00007f93de9d5000 RDI: 0000000000000001
 6694 07:50:27.122354  # [   67.468936] RBP: 00007f93de9d5000 R08: 00007f93de9d4010 R09: 0000000000000000
 6695 07:50:27.132265  # [   67.476909] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6696 07:50:27.138585  # [   67.484879] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6697 07:50:27.141839  # [   67.492858] irq event stamp: 0
 6698 07:50:27.151677  # [   67.502478] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6699 07:50:27.161280  # [   67.515698] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6700 07:50:27.171315  # [   67.531045] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6701 07:50:27.177954  # [   67.540183] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6702 07:50:27.184427  # [   67.547182] ---[ end trace ee95a40f003fd26b ]---
 6703 07:50:27.187751  # [   67.552340] lkdtm: Saturation detected: still saturated
 6704 07:50:27.197212  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6705 07:50:27.200648  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6706 07:50:27.207048  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6707 07:50:27.213951  # [   67.679842] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6708 07:50:27.220086  # [   67.689352] lkdtm: attempting bad refcount_dec() from saturated
 6709 07:50:27.226861  # [   67.695999] ------------[ cut here ]------------
 6710 07:50:27.233722  # [   67.701192] refcount_t: decrement hit 0; leaking memory.
 6711 07:50:27.243531  # [   67.707156] WARNING: CPU: 3 PID: 2423 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6712 07:50:27.269726  # [   67.722780] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6713 07:50:27.279793  # [   67.755452] CPU: 3 PID: 2423 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6714 07:50:27.286046  # [   67.764135] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6715 07:50:27.293071  # [   67.770944] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6716 07:50:27.312663  # [   67.776783] Code: b0 79 d2 8d c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 80 79 d2 8d c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6717 07:50:27.315390  
 6718 07:50:27.319069  # [   67.803983] RSP: 0018:ffffb303c2f2fe48 EFLAGS: 00010286
 6719 07:50:27.329047  # [   67.809865] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6720 07:50:27.338845  # [   67.817878] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6721 07:50:27.345141  # [   67.825850] RBP: ffffffff8dd8c04c R08: 0000000000000000 R09: 0000000000000000
 6722 07:50:27.355177  # [   67.833842] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6723 07:50:27.361858  # [   67.841829] R13: ffffb303c2f2ff10 R14: ffffb303c2f2ff10 R15: ffff9e7545aae000
 6724 07:50:27.371743  # [   67.849803] FS:  00007f391bdd7580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6725 07:50:27.378479  # [   67.865051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6726 07:50:27.388050  # [   67.871469] CR2: 00007f391bbe0000 CR3: 00000001059a4003 CR4: 00000000003706e0
 6727 07:50:27.388631  # [   67.879439] Call Trace:
 6728 07:50:27.395012  # [   67.882171]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6729 07:50:27.401637  # [   67.887647]  direct_entry.cold+0x2c/0x38
 6730 07:50:27.404960  # [   67.898233]  full_proxy_write+0x53/0x80
 6731 07:50:27.407701  # [   67.902518]  vfs_write+0xe7/0x3a0
 6732 07:50:27.411122  # [   67.906243]  ksys_write+0x68/0xf0
 6733 07:50:27.417687  # [   67.909944]  do_syscall_64+0x30/0x40
 6734 07:50:27.424691  # [   67.913961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6735 07:50:27.427718  # [   67.919603] RIP: 0033:0x7f391bced8f3
 6736 07:50:27.450990  # [   67.923593] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6737 07:50:27.457325  # [   67.944580] RSP: 002b:00007fff3cd5f238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6738 07:50:27.466934  # [   67.953040] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f391bced8f3
 6739 07:50:27.473733  # [   67.961012] RDX: 0000000000000017 RSI: 00007f391bbe0000 RDI: 0000000000000001
 6740 07:50:27.483440  # [   67.968987] RBP: 00007f391bbe0000 R08: 00007f391bbdf010 R09: 0000000000000000
 6741 07:50:27.493604  # [   67.976958] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6742 07:50:27.500324  # [   67.984931] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6743 07:50:27.503108  # [   67.992923] irq event stamp: 0
 6744 07:50:27.513598  # [   67.996341] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6745 07:50:27.519774  # [   68.009551] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6746 07:50:27.529838  # [   68.018691] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6747 07:50:27.539631  # [   68.027830] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6748 07:50:27.542527  # [   68.034831] ---[ end trace ee95a40f003fd26c ]---
 6749 07:50:27.549568  # [   68.039986] lkdtm: Saturation detected: still saturated
 6750 07:50:27.556254  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6751 07:50:27.559087  
 6752 07:50:27.562399  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6753 07:50:27.566008  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6754 07:50:27.575619  # [   68.211474] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6755 07:50:27.582298  # [   68.220840] lkdtm: attempting bad refcount_dec() from saturated
 6756 07:50:27.585496  # [   68.233653] ------------[ cut here ]------------
 6757 07:50:27.589102  
 6758 07:50:27.591958  # [   68.245021] refcount_t: saturated; leaking memory.
 6759 07:50:27.602468  # [   68.256613] WARNING: CPU: 1 PID: 2458 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6760 07:50:27.631803  # [   68.272231] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6761 07:50:27.638130  # [   68.304876] CPU: 1 PID: 2458 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6762 07:50:27.648109  # [   68.319773] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6763 07:50:27.650976  # [   68.332798] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6764 07:50:27.674296  # [   68.344850] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 d2 8d c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b c3 cc cc cc cc 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 d2
 6765 07:50:27.681104  # [   68.372043] RSP: 0018:ffffb303c2fafe48 EFLAGS: 00010286
 6766 07:50:27.687296  # [   68.384117] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6767 07:50:27.690916  
 6768 07:50:27.697662  # [   68.398283] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6769 07:50:27.707095  # [   68.412468] RBP: ffffffff8dd8c063 R08: 0000000000000000 R09: 0000000000000000
 6770 07:50:27.713802  # [   68.426653] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6771 07:50:27.723587  # [   68.440839] R13: ffffb303c2faff10 R14: ffffb303c2faff10 R15: ffff9e754350d000
 6772 07:50:27.733862  # [   68.455025] FS:  00007faeb6e82580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6773 07:50:27.740041  # [   68.470278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6774 07:50:27.746564  # [   68.482911] CR2: 00007faeb6c8b000 CR3: 00000001064c2003 CR4: 00000000003706e0
 6775 07:50:27.750432  # [   68.497098] Call Trace:
 6776 07:50:27.756937  # [   68.506045]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6777 07:50:27.759672  # [   68.517707]  direct_entry.cold+0x2c/0x38
 6778 07:50:27.763299  
 6779 07:50:27.766244  # [   68.528298]  full_proxy_write+0x53/0x80
 6780 07:50:27.769739  # [   68.538796]  vfs_write+0xe7/0x3a0
 6781 07:50:27.773052  # [   68.548709]  ksys_write+0x68/0xf0
 6782 07:50:27.779473  # [   68.558623]  do_syscall_64+0x30/0x40
 6783 07:50:27.782996  # [   68.568835]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6784 07:50:27.789407  # [   68.580688] RIP: 0033:0x7faeb6d988f3
 6785 07:50:27.809416  # [   68.590893] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6786 07:50:27.819036  # [   68.618090] RSP: 002b:00007ffc094ebe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6787 07:50:27.828679  # [   68.632760] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007faeb6d988f3
 6788 07:50:27.835736  # [   68.640732] RDX: 0000000000000017 RSI: 00007faeb6c8b000 RDI: 0000000000000001
 6789 07:50:27.845704  # [   68.654911] RBP: 00007faeb6c8b000 R08: 00007faeb6c8a010 R09: 0000000000000000
 6790 07:50:27.852218  # [   68.662886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6791 07:50:27.861779  # [   68.677066] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6792 07:50:27.865338  # [   68.685062] irq event stamp: 0
 6793 07:50:27.871820  # [   68.694656] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6794 07:50:27.881991  # [   68.707879] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6795 07:50:27.891342  # [   68.723232] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6796 07:50:27.898295  # [   68.738582] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6797 07:50:27.904723  # [   68.745609] ---[ end trace ee95a40f003fd26d ]---
 6798 07:50:27.911099  # [   68.756974] lkdtm: Saturation detected: still saturated
 6799 07:50:27.917748  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6800 07:50:27.924312  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6801 07:50:27.930854  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6802 07:50:27.937836  # [   68.901959] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6803 07:50:27.947675  # [   68.913441] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6804 07:50:27.950420  # [   68.920954] ------------[ cut here ]------------
 6805 07:50:27.957468  # [   68.926138] refcount_t: saturated; leaking memory.
 6806 07:50:27.966921  # [   68.937710] WARNING: CPU: 3 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6807 07:50:27.993177  # [   68.953341] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6808 07:50:28.002783  # [   68.979799] CPU: 3 PID: 2490 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6809 07:50:28.009952  # [   68.994677] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6810 07:50:28.016593  # [   69.001499] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6811 07:50:28.039784  # [   69.013536] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 6812 07:50:28.045970  # [   69.034518] RSP: 0018:ffffb303c300fe38 EFLAGS: 00010282
 6813 07:50:28.052989  # [   69.040355] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6814 07:50:28.062515  # [   69.048327] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6815 07:50:28.072518  # [   69.056297] RBP: ffffffff8dd8bc90 R08: 0000000000000000 R09: 0000000000000000
 6816 07:50:28.078810  # [   69.064266] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6817 07:50:28.088998  # [   69.072237] R13: ffffb303c300ff10 R14: ffffb303c300ff10 R15: ffff9e7542a17000
 6818 07:50:28.098544  # [   69.080207] FS:  00007fc1d3207580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6819 07:50:28.104960  # [   69.089248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6820 07:50:28.111688  # [   69.095665] CR2: 00007fc1d3010000 CR3: 0000000103464001 CR4: 00000000003706e0
 6821 07:50:28.115019  # [   69.103637] Call Trace:
 6822 07:50:28.121699  # [   69.106365]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6823 07:50:28.127940  # [   69.112519]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6824 07:50:28.134656  # [   69.118840]  direct_entry.cold+0x2c/0x38
 6825 07:50:28.137934  # [   69.123221]  full_proxy_write+0x53/0x80
 6826 07:50:28.144636  # [   69.127504]  vfs_write+0xe7/0x3a0
 6827 07:50:28.147721  # [   69.131203]  ksys_write+0x68/0xf0
 6828 07:50:28.151044  # [   69.134904]  do_syscall_64+0x30/0x40
 6829 07:50:28.157859  # [   69.138920]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6830 07:50:28.161000  # [   69.144561] RIP: 0033:0x7fc1d311d8f3
 6831 07:50:28.183892  # [   69.148550] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6832 07:50:28.193551  # [   69.169533] RSP: 002b:00007ffca74296d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6833 07:50:28.200315  # [   69.177988] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc1d311d8f3
 6834 07:50:28.210113  # [   69.185958] RDX: 0000000000000020 RSI: 00007fc1d3010000 RDI: 0000000000000001
 6835 07:50:28.216766  # [   69.193927] RBP: 00007fc1d3010000 R08: 00007fc1d300f010 R09: 0000000000000000
 6836 07:50:28.226670  # [   69.201900] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6837 07:50:28.233245  # [   69.216087] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6838 07:50:28.240003  # [   69.224064] irq event stamp: 0
 6839 07:50:28.246385  # [   69.233677] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6840 07:50:28.256567  # [   69.240680] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6841 07:50:28.266087  # [   69.249833] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6842 07:50:28.272878  # [   69.258971] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6843 07:50:28.279497  # [   69.272178] ---[ end trace ee95a40f003fd26e ]---
 6844 07:50:28.282549  # [   69.277331] lkdtm: Saturation detected: still saturated
 6845 07:50:28.289391  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6846 07:50:28.296009  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6847 07:50:28.302683  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6848 07:50:28.308760  # [   69.403554] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6849 07:50:28.318932  # [   69.415199] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6850 07:50:28.322549  # [   69.428900] ------------[ cut here ]------------
 6851 07:50:28.329247  # [   69.440264] refcount_t: saturated; leaking memory.
 6852 07:50:28.338666  # [   69.445643] WARNING: CPU: 1 PID: 2522 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6853 07:50:28.365134  # [   69.461251] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6854 07:50:28.374896  # [   69.493885] CPU: 1 PID: 2522 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6855 07:50:28.381667  # [   69.508752] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6856 07:50:28.388345  # [   69.521774] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6857 07:50:28.411319  # [   69.533831] Code: 01 01 e8 07 9b 98 00 0f 0b c3 cc cc cc cc 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 d2 8d c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2
 6858 07:50:28.417855  # [   69.561051] RSP: 0018:ffffb303c30e7e38 EFLAGS: 00010282
 6859 07:50:28.424022  # [   69.573079] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6860 07:50:28.434105  # [   69.587261] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6861 07:50:28.440971  # [   69.601445] RBP: ffffffff8dd8bcb0 R08: 0000000000000000 R09: 0000000000000000
 6862 07:50:28.451184  # [   69.609419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6863 07:50:28.457719  # [   69.623598] R13: ffffb303c30e7f10 R14: ffffb303c30e7f10 R15: ffff9e7543034000
 6864 07:50:28.460853  
 6865 07:50:28.467736  # [   69.637785] FS:  00007f52d5c4a580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6866 07:50:28.477333  # [   69.653037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6867 07:50:28.484137  # [   69.659458] CR2: 00007f52d5a53000 CR3: 0000000103464003 CR4: 00000000003706e0
 6868 07:50:28.486878  # [   69.673639] Call Trace:
 6869 07:50:28.494280  # [   69.682621]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6870 07:50:28.500616  # [   69.694969]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6871 07:50:28.506915  # [   69.707505]  direct_entry.cold+0x2c/0x38
 6872 07:50:28.510421  # [   69.714216]  full_proxy_write+0x53/0x80
 6873 07:50:28.512986  # [   69.718526]  vfs_write+0xe7/0x3a0
 6874 07:50:28.516297  # [   69.728438]  ksys_write+0x68/0xf0
 6875 07:50:28.522826  # [   69.738351]  do_syscall_64+0x30/0x40
 6876 07:50:28.529655  # [   69.748554]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6877 07:50:28.532633  # [   69.760409] RIP: 0033:0x7f52d5b608f3
 6878 07:50:28.555994  # [   69.764402] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6879 07:50:28.562584  # [   69.791595] RSP: 002b:00007ffd6193b078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6880 07:50:28.572488  # [   69.800054] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f52d5b608f3
 6881 07:50:28.578837  # [   69.808026] RDX: 0000000000000020 RSI: 00007f52d5a53000 RDI: 0000000000000001
 6882 07:50:28.589271  # [   69.815999] RBP: 00007f52d5a53000 R08: 00007f52d5a52010 R09: 0000000000000000
 6883 07:50:28.598739  # [   69.823971] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6884 07:50:28.605211  # [   69.831944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6885 07:50:28.608560  # [   69.839924] irq event stamp: 0
 6886 07:50:28.618245  # [   69.843338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6887 07:50:28.624922  # [   69.856549] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6888 07:50:28.634670  # [   69.865694] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6889 07:50:28.644737  # [   69.874831] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6890 07:50:28.647955  # [   69.888040] ---[ end trace ee95a40f003fd26f ]---
 6891 07:50:28.654750  # [   69.893200] lkdtm: Saturation detected: still saturated
 6892 07:50:28.661258  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6893 07:50:28.667710  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6894 07:50:28.674878  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6895 07:50:28.681575  # [   70.029741] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6896 07:50:28.687954  # [   70.043534] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6897 07:50:28.694557  # [   70.051050] ------------[ cut here ]------------
 6898 07:50:28.701074  # [   70.062405] refcount_t: underflow; use-after-free.
 6899 07:50:28.710459  # [   70.067818] WARNING: CPU: 3 PID: 2557 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6900 07:50:28.736771  # [   70.077251] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6901 07:50:28.746513  # [   70.109883] CPU: 3 PID: 2557 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6902 07:50:28.753730  # [   70.118565] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6903 07:50:28.759781  # [   70.125372] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6904 07:50:28.782913  # [   70.131210] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6905 07:50:28.789827  # [   70.152223] RSP: 0018:ffffb303c3147e40 EFLAGS: 00010286
 6906 07:50:28.796020  # [   70.158062] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6907 07:50:28.805986  # [   70.172247] RDX: ffff9e75badac660 RSI: ffff9e75bad9bf70 RDI: ffff9e75bad9bf70
 6908 07:50:28.812614  # [   70.186433] RBP: ffffffff8dd8bcd0 R08: 0000000000000000 R09: 0000000000000000
 6909 07:50:28.822705  # [   70.194404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6910 07:50:28.829222  # [   70.202375] R13: ffffb303c3147f10 R14: ffffb303c3147f10 R15: ffff9e7544d92000
 6911 07:50:28.839094  # [   70.210349] FS:  00007f1d36ab9580(0000) GS:ffff9e75bad80000(0000) knlGS:0000000000000000
 6912 07:50:28.845527  # [   70.219410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6913 07:50:28.855345  # [   70.225842] CR2: 00007f1d368c2000 CR3: 0000000105ab0003 CR4: 00000000003706e0
 6914 07:50:28.859079  # [   70.240019] Call Trace:
 6915 07:50:28.865142  # [   70.242751]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6916 07:50:28.871652  # [   70.248909]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6917 07:50:28.875077  # [   70.255232]  direct_entry.cold+0x2c/0x38
 6918 07:50:28.881700  # [   70.259636]  full_proxy_write+0x53/0x80
 6919 07:50:28.885380  # [   70.263944]  vfs_write+0xe7/0x3a0
 6920 07:50:28.888075  # [   70.267668]  ksys_write+0x68/0xf0
 6921 07:50:28.894841  # [   70.271369]  do_syscall_64+0x30/0x40
 6922 07:50:28.898163  # [   70.275362]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6923 07:50:28.904922  # [   70.281005] RIP: 0033:0x7f1d369cf8f3
 6924 07:50:28.924733  # [   70.284995] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6925 07:50:28.934368  # [   70.305974] RSP: 002b:00007ffe9f0cd5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6926 07:50:28.944043  # [   70.314431] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1d369cf8f3
 6927 07:50:28.950718  # [   70.322403] RDX: 0000000000000020 RSI: 00007f1d368c2000 RDI: 0000000000000001
 6928 07:50:28.960776  # [   70.330373] RBP: 00007f1d368c2000 R08: 00007f1d368c1010 R09: 0000000000000000
 6929 07:50:28.967273  # [   70.338345] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6930 07:50:28.970337  
 6931 07:50:28.976955  # [   70.346315] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6932 07:50:28.980107  # [   70.354289] irq event stamp: 0
 6933 07:50:28.987240  # [   70.357727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6934 07:50:28.990369  
 6935 07:50:28.996849  # [   70.364729] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6936 07:50:29.006599  # [   70.373879] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6937 07:50:29.017053  # [   70.383017] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6938 07:50:29.019893  # [   70.390019] ---[ end trace ee95a40f003fd270 ]---
 6939 07:50:29.026328  # [   70.395173] lkdtm: Saturation detected: still saturated
 6940 07:50:29.036101  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6941 07:50:29.039754  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6942 07:50:29.043072  
 6943 07:50:29.045889  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6944 07:50:29.056274  # [   70.532607] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6945 07:50:29.062476  # [   70.545484] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6946 07:50:29.068745  # [   70.559181] ------------[ cut here ]------------
 6947 07:50:29.075817  # [   70.570547] refcount_t: underflow; use-after-free.
 6948 07:50:29.085961  # [   70.582146] WARNING: CPU: 1 PID: 2592 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6949 07:50:29.111878  # [   70.597757] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6950 07:50:29.121305  # [   70.630392] CPU: 1 PID: 2592 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6951 07:50:29.128066  # [   70.645254] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6952 07:50:29.134701  # [   70.652061] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6953 07:50:29.157592  # [   70.664103] Code: 01 01 e8 e4 9a 98 00 0f 0b c3 cc cc cc cc 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 d2 8d c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b c3 cc cc cc cc 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6954 07:50:29.164114  # [   70.691294] RSP: 0018:ffffb303c31e7e40 EFLAGS: 00010286
 6955 07:50:29.170518  # [   70.703344] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6956 07:50:29.180398  # [   70.711317] RDX: ffff9e75bacac660 RSI: ffff9e75bac9bf70 RDI: ffff9e75bac9bf70
 6957 07:50:29.186782  # [   70.725496] RBP: ffffffff8dd8bcf0 R08: 0000000000000000 R09: 0000000000000000
 6958 07:50:29.197206  # [   70.733471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6959 07:50:29.206727  # [   70.747651] R13: ffffb303c31e7f10 R14: ffffb303c31e7f10 R15: ffff9e7544e19000
 6960 07:50:29.213269  # [   70.761839] FS:  00007fb6af4f7580(0000) GS:ffff9e75bac80000(0000) knlGS:0000000000000000
 6961 07:50:29.219920  # [   70.777096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6962 07:50:29.229797  # [   70.789728] CR2: 00007fb6af300000 CR3: 000000010349c005 CR4: 00000000003706e0
 6963 07:50:29.232870  # [   70.803916] Call Trace:
 6964 07:50:29.239912  # [   70.812862]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6965 07:50:29.246167  # [   70.825201]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6966 07:50:29.249654  # [   70.837739]  direct_entry.cold+0x2c/0x38
 6967 07:50:29.256760  # [   70.848336]  full_proxy_write+0x53/0x80
 6968 07:50:29.259420  # [   70.858832]  vfs_write+0xe7/0x3a0
 6969 07:50:29.263024  # [   70.868749]  ksys_write+0x68/0xf0
 6970 07:50:29.265964  # [   70.878660]  do_syscall_64+0x30/0x40
 6971 07:50:29.269278  
 6972 07:50:29.272665  # [   70.888862]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6973 07:50:29.279088  # [   70.900726] RIP: 0033:0x7fb6af40d8f3
 6974 07:50:29.298981  # [   70.910928] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6975 07:50:29.308853  # [   70.938118] RSP: 002b:00007ffd3add8a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6976 07:50:29.315328  # [   70.952790] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb6af40d8f3
 6977 07:50:29.318640  
 6978 07:50:29.325202  # [   70.966975] RDX: 0000000000000020 RSI: 00007fb6af300000 RDI: 0000000000000001
 6979 07:50:29.334871  # [   70.974950] RBP: 00007fb6af300000 R08: 00007fb6af2ff010 R09: 0000000000000000
 6980 07:50:29.341668  # [   70.989131] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6981 07:50:29.351372  # [   70.997104] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6982 07:50:29.354868  # [   71.011289] irq event stamp: 0
 6983 07:50:29.361259  # [   71.020906] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6984 07:50:29.371286  # [   71.027910] hardirqs last disabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6985 07:50:29.381122  # [   71.043252] softirqs last  enabled at (0): [<ffffffff8c500cf0>] copy_process+0x640/0x1c80
 6986 07:50:29.387990  # [   71.058607] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6987 07:50:29.394878  # [   71.065610] ---[ end trace ee95a40f003fd271 ]---
 6988 07:50:29.400941  # [   71.076972] lkdtm: Saturation detected: still saturated
 6989 07:50:29.410694  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6990 07:50:29.414382  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6991 07:50:29.420830  # selftests: lkdtm: REFCOUNT_TIMING.sh
 6992 07:50:29.423968  # Skipping REFCOUNT_TIMING: timing only
 6993 07:50:29.427507  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 6994 07:50:29.433831  # selftests: lkdtm: ATOMIC_TIMING.sh
 6995 07:50:29.437218  # Skipping ATOMIC_TIMING: timing only
 6996 07:50:29.440349  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 6997 07:50:29.446909  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 6998 07:50:29.453790  # [   71.262509] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6999 07:50:29.460397  # [   71.269762] lkdtm: attempting good copy_to_user of correct size
 7000 07:50:29.466572  # [   71.282602] lkdtm: attempting bad copy_to_user of too large size
 7001 07:50:29.473303  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 7002 07:50:29.479995  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 7003 07:50:29.483083  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 7004 07:50:29.493064  # [   71.436008] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 7005 07:50:29.499511  # [   71.445365] lkdtm: attempting good copy_from_user of correct size
 7006 07:50:29.506326  # [   71.452225] lkdtm: attempting bad copy_from_user of too large size
 7007 07:50:29.512511  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 7008 07:50:29.519160  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 7009 07:50:29.522734  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 7010 07:50:29.532610  # [   71.579065] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 7011 07:50:29.538844  # [   71.590753] lkdtm: attempting good copy_to_user inside whitelist
 7012 07:50:29.545204  # [   71.603703] lkdtm: attempting bad copy_to_user outside whitelist
 7013 07:50:29.551741  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 7014 07:50:29.558386  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 7015 07:50:29.565308  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 7016 07:50:29.572235  # [   71.755233] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 7017 07:50:29.579167  # [   71.767094] lkdtm: attempting good copy_from_user inside whitelist
 7018 07:50:29.584868  # [   71.780210] lkdtm: attempting bad copy_from_user outside whitelist
 7019 07:50:29.589057  
 7020 07:50:29.591772  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 7021 07:50:29.601410  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 7022 07:50:29.604662  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 7023 07:50:29.611345  # [   71.939019] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 7024 07:50:29.618009  # [   71.949549] lkdtm: good_stack: ffffb303c35dfe20-ffffb303c35dfe40
 7025 07:50:29.628058  # [   71.956293] lkdtm: bad_stack : ffffb303c35dfda8-ffffb303c35dfdc8
 7026 07:50:29.634453  # [   71.963042] lkdtm: attempting good copy_to_user of local stack
 7027 07:50:29.640814  # [   71.975762] lkdtm: attempting bad copy_to_user of distant stack
 7028 07:50:29.644349  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 7029 07:50:29.650806  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 7030 07:50:29.657345  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 7031 07:50:29.664179  # [   72.117432] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 7032 07:50:29.670556  # [   72.126279] lkdtm: good_stack: ffffb303c3657e20-ffffb303c3657e40
 7033 07:50:29.681046  # [   72.139194] lkdtm: bad_stack : ffffb303c3657da8-ffffb303c3657dc8
 7034 07:50:29.687048  # [   72.152153] lkdtm: attempting good copy_from_user of local stack
 7035 07:50:29.693712  # [   72.165057] lkdtm: attempting bad copy_from_user of distant stack
 7036 07:50:29.700457  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 7037 07:50:29.706924  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 7038 07:50:29.710539  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 7039 07:50:29.717196  # [   72.318774] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 7040 07:50:29.726747  # [   72.327956] lkdtm: good_stack: ffffb303c36c7e20-ffffb303c36c7e40
 7041 07:50:29.733236  # [   72.334685] lkdtm: bad_stack : ffffb303c36c7ff8-ffffb303c36c8018
 7042 07:50:29.739864  # [   72.341425] lkdtm: attempting good copy_to_user of local stack
 7043 07:50:29.746611  # [   72.347963] lkdtm: attempting bad copy_to_user of distant stack
 7044 07:50:29.752807  # [   72.354595] lkdtm: copy_to_user failed, but lacked Oops
 7045 07:50:29.759786  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 7046 07:50:29.762778  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 7047 07:50:29.769064  # selftests: lkdtm: USERCOPY_KERNEL.sh
 7048 07:50:29.775922  # [   72.507845] lkdtm: Performing direct entry USERCOPY_KERNEL
 7049 07:50:29.782474  # [   72.515957] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8d99c230
 7050 07:50:29.792582  # [   72.524626] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8c6e31e0
 7051 07:50:29.799269  # [   72.533001] lkdtm: FAIL: survived bad copy_to_user()
 7052 07:50:29.805550  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 7053 07:50:29.808679  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 7054 07:50:29.815647  # selftests: lkdtm: STACKLEAK_ERASING.sh
 7055 07:50:29.821877  # [   72.681642] lkdtm: Performing direct entry STACKLEAK_ERASING
 7056 07:50:29.829158  # [   72.694125] lkdtm: checking unused part of the thread stack (15928 bytes)...
 7057 07:50:29.838450  # [   72.708221] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 7058 07:50:29.845255  # [   72.722211] lkdtm: FAIL: the thread stack is NOT properly erased
 7059 07:50:29.855168  # [   72.735126] CPU: 0 PID: 2957 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 7060 07:50:29.861621  # [   72.749971] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7061 07:50:29.864779  # [   72.756774] Call Trace:
 7062 07:50:29.868079  # [   72.759505]  dump_stack+0x77/0x9b
 7063 07:50:29.874797  # [   72.763209]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 7064 07:50:29.878048  # [   72.768368]  direct_entry.cold+0x2c/0x38
 7065 07:50:29.881290  # [   72.772746]  full_proxy_write+0x53/0x80
 7066 07:50:29.884548  # [   72.777034]  vfs_write+0xe7/0x3a0
 7067 07:50:29.887914  
 7068 07:50:29.891187  # [   72.780738]  ksys_write+0x68/0xf0
 7069 07:50:29.894435  # [   72.784436]  do_syscall_64+0x30/0x40
 7070 07:50:29.901206  # [   72.788426]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7071 07:50:29.904251  # [   72.794068] RIP: 0033:0x7f2bcdc878f3
 7072 07:50:29.924031  # [   72.798056] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7073 07:50:29.934014  # [   72.819027] RSP: 002b:00007ffcce2e5f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7074 07:50:29.940618  # [   72.827482] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2bcdc878f3
 7075 07:50:29.950409  # [   72.835449] RDX: 0000000000000012 RSI: 00007f2bcdb7a000 RDI: 0000000000000001
 7076 07:50:29.957212  # [   72.843410] RBP: 00007f2bcdb7a000 R08: 00007f2bcdb79010 R09: 0000000000000000
 7077 07:50:29.966931  # [   72.851368] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7078 07:50:29.973661  # [   72.859335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7079 07:50:29.983712  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 7080 07:50:29.990261  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 7081 07:50:29.993418  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 7082 07:50:29.999967  # [   73.011879] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 7083 07:50:30.006674  # [   73.022889] lkdtm: Calling matched prototype ...
 7084 07:50:30.010031  # [   73.028058] lkdtm: Calling mismatched prototype ...
 7085 07:50:30.019807  # [   73.039718] lkdtm: Fail: survived mismatched prototype function call!
 7086 07:50:30.023200  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 7087 07:50:30.029835  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 7088 07:50:30.032807  + ../../utils/send-to-lava.sh ./output/result.txt
 7089 07:50:30.047914  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 7090 07:50:30.050000  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 7092 07:50:30.128069  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 7093 07:50:30.129075  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 7095 07:50:30.224183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 7096 07:50:30.225039  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 7098 07:50:30.320344  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 7099 07:50:30.321210  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 7101 07:50:30.412627  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 7102 07:50:30.413386  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 7104 07:50:30.497799  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 7105 07:50:30.498682  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 7107 07:50:30.593720  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 7108 07:50:30.594613  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 7110 07:50:30.682369  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 7111 07:50:30.683201  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 7113 07:50:30.781656  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 7114 07:50:30.782596  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 7116 07:50:30.877296  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 7117 07:50:30.878148  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 7119 07:50:30.970912  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 7120 07:50:30.971745  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 7122 07:50:31.074375  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 7123 07:50:31.075258  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 7125 07:50:31.157525  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 7126 07:50:31.158368  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 7128 07:50:31.255900  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 7129 07:50:31.256749  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 7131 07:50:31.352758  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 7132 07:50:31.353600  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 7134 07:50:31.435433  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 7135 07:50:31.436286  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 7137 07:50:31.514800  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 7138 07:50:31.515636  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 7140 07:50:31.603674  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 7141 07:50:31.604525  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 7143 07:50:31.692393  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 7144 07:50:31.693297  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 7146 07:50:31.781237  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 7147 07:50:31.782088  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 7149 07:50:31.876252  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 7150 07:50:31.877108  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 7152 07:50:31.975592  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 7153 07:50:31.976482  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 7155 07:50:31.978702  
 7156 07:50:32.074921  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 7157 07:50:32.075792  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 7159 07:50:32.170127  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 7161 07:50:32.172758  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 7162 07:50:32.261990  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 7163 07:50:32.262956  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 7165 07:50:32.354058  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 7166 07:50:32.355078  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 7168 07:50:32.451039  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 7169 07:50:32.451998  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 7171 07:50:32.546652  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 7172 07:50:32.547537  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 7174 07:50:32.634084  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 7175 07:50:32.635092  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 7177 07:50:32.717582  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 7178 07:50:32.718427  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 7180 07:50:32.812585  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 7181 07:50:32.813291  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 7183 07:50:32.905992  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 7184 07:50:32.906870  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 7186 07:50:33.005787  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 7187 07:50:33.006699  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 7189 07:50:33.107526  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 7190 07:50:33.108396  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 7192 07:50:33.110664  
 7193 07:50:33.209258  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 7194 07:50:33.210099  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 7196 07:50:33.212366  
 7197 07:50:33.314559  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 7198 07:50:33.315412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 7200 07:50:33.317384  
 7201 07:50:33.413972  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 7202 07:50:33.414850  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 7204 07:50:33.513642  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 7205 07:50:33.514585  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 7207 07:50:33.618519  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 7208 07:50:33.619302  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 7210 07:50:33.621753  
 7211 07:50:33.725428  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 7212 07:50:33.726299  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 7214 07:50:33.831766  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 7215 07:50:33.832648  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 7217 07:50:33.939846  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 7218 07:50:33.940690  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 7220 07:50:34.047824  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 7221 07:50:34.048667  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 7223 07:50:34.141704  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 7224 07:50:34.142713  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 7226 07:50:34.248832  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass>
 7227 07:50:34.249711  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass
 7229 07:50:34.348035  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 7231 07:50:34.350906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 7232 07:50:34.451049  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 7233 07:50:34.451925  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 7235 07:50:34.560322  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 7236 07:50:34.561158  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 7238 07:50:34.666782  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 7239 07:50:34.667621  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 7241 07:50:34.772005  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 7242 07:50:34.772870  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 7244 07:50:34.876786  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 7245 07:50:34.877635  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 7247 07:50:34.979925  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7248 07:50:34.980764  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7250 07:50:35.086146  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7251 07:50:35.087021  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7253 07:50:35.190126  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 7254 07:50:35.191001  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 7256 07:50:35.290602  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 7257 07:50:35.291483  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 7259 07:50:35.392902  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 7260 07:50:35.393832  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 7262 07:50:35.498910  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 7263 07:50:35.499854  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 7265 07:50:35.592203  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 7266 07:50:35.593070  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 7268 07:50:35.697554  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 7269 07:50:35.698412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 7271 07:50:35.801051  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 7272 07:50:35.801882  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 7274 07:50:35.903060  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 7275 07:50:35.903895  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 7277 07:50:35.994104  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 7278 07:50:35.994962  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 7280 07:50:36.100176  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 7281 07:50:36.101012  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 7283 07:50:36.206693  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 7284 07:50:36.207528  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 7286 07:50:36.304294  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 7287 07:50:36.305129  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 7289 07:50:36.411702  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 7290 07:50:36.412586  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7292 07:50:36.516756  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7293 07:50:36.517600  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7295 07:50:36.608580  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7296 07:50:36.609456  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7298 07:50:36.703584  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7299 07:50:36.704486  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7301 07:50:36.807930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7302 07:50:36.808781  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7304 07:50:36.913486  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7305 07:50:36.914334  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7307 07:50:37.000411  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7308 07:50:37.001280  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7310 07:50:37.097384  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7311 07:50:37.098265  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7313 07:50:37.189792  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7314 07:50:37.190682  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7316 07:50:37.276868  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7317 07:50:37.277709  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7319 07:50:37.363446  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7320 07:50:37.364232  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7322 07:50:37.467919  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7323 07:50:37.468766  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7325 07:50:37.562718  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7326 07:50:37.563308  + set +x
 7327 07:50:37.563965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7329 07:50:37.569399  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 7961788_1.5.2.3.5>
 7330 07:50:37.569949  <LAVA_TEST_RUNNER EXIT>
 7331 07:50:37.570635  Received signal: <ENDRUN> 1_kselftest-lkdtm 7961788_1.5.2.3.5
 7332 07:50:37.571076  Ending use of test pattern.
 7333 07:50:37.571449  Ending test lava.1_kselftest-lkdtm (7961788_1.5.2.3.5), duration 67.43
 7335 07:50:37.572711  ok: lava_test_shell seems to have completed
 7336 07:50:37.575430  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm.ACCESS_NULL.sh: pass
lkdtm.ACCESS_USERSPACE.sh: pass
lkdtm.ATOMIC_TIMING.sh: skip
lkdtm.BUG.sh: pass
lkdtm.CFI_FORWARD_PROTO.sh: fail
lkdtm.CORRUPT_LIST_ADD.sh: fail
lkdtm.CORRUPT_LIST_DEL.sh: fail
lkdtm.CORRUPT_PAC.sh: skip
lkdtm.CORRUPT_STACK.sh: skip
lkdtm.CORRUPT_STACK_STRONG.sh: skip
lkdtm.DOUBLE_FAULT.sh: skip
lkdtm.EXCEPTION.sh: pass
lkdtm.EXEC_DATA.sh: pass
lkdtm.EXEC_KMALLOC.sh: pass
lkdtm.EXEC_NULL.sh: pass
lkdtm.EXEC_RODATA.sh: pass
lkdtm.EXEC_STACK.sh: pass
lkdtm.EXEC_USERSPACE.sh: pass
lkdtm.EXEC_VMALLOC.sh: pass
lkdtm.EXHAUST_STACK.sh: skip
lkdtm.HARDLOCKUP.sh: skip
lkdtm.HUNG_TASK.sh: skip
lkdtm.LOOP.sh: skip
lkdtm.OVERWRITE_ALLOCATION.sh: skip
lkdtm.PANIC.sh: skip
lkdtm.READ_AFTER_FREE.sh: fail
lkdtm.READ_BUDDY_AFTER_FREE.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_ZERO.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_ZERO.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_ZERO.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_TIMING.sh: skip
lkdtm.SLAB_FREE_CROSS.sh: fail
lkdtm.SLAB_FREE_DOUBLE.sh: fail
lkdtm.SLAB_FREE_PAGE.sh: fail
lkdtm.SOFTLOCKUP.sh: skip
lkdtm.SPINLOCKUP.sh: skip
lkdtm.STACKLEAK_ERASING.sh: fail
lkdtm.STACK_GUARD_PAGE_LEADING.sh: pass
lkdtm.STACK_GUARD_PAGE_TRAILING.sh: pass
lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh: skip
lkdtm.UNSET_SMEP.sh: pass
lkdtm.USERCOPY_HEAP_SIZE_FROM.sh: fail
lkdtm.USERCOPY_HEAP_SIZE_TO.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh: fail
lkdtm.USERCOPY_KERNEL.sh: fail
lkdtm.USERCOPY_STACK_BEYOND.sh: fail
lkdtm.USERCOPY_STACK_FRAME_FROM.sh: fail
lkdtm.USERCOPY_STACK_FRAME_TO.sh: fail
lkdtm.WARNING.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 7337 07:50:37.576086  end: 3.1 lava-test-shell (duration 00:01:08) [common]
 7338 07:50:37.576592  end: 3 lava-test-retry (duration 00:01:08) [common]
 7339 07:50:37.577119  start: 4 finalize (timeout 00:07:35) [common]
 7340 07:50:37.577654  start: 4.1 power-off (timeout 00:00:30) [common]
 7341 07:50:37.578512  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=off'
 7342 07:50:37.639681  >> Command sent successfully.

 7343 07:50:37.642341  Returned 0 in 0 seconds
 7344 07:50:37.743592  end: 4.1 power-off (duration 00:00:00) [common]
 7346 07:50:37.745217  start: 4.2 read-feedback (timeout 00:07:35) [common]
 7347 07:50:37.746499  Listened to connection for namespace 'common' for up to 1s
 7348 07:50:37.747444  Listened to connection for namespace 'common' for up to 1s
 7349 07:50:38.417350  Listened to connection for namespace 'common' for up to 1s
 7350 07:50:38.420800  Listened to connection for namespace 'common' for up to 1s
 7351 07:50:38.423911  Listened to connection for namespace 'common' for up to 1s
 7352 07:50:38.427307  Listened to connection for namespace 'common' for up to 1s
 7353 07:50:38.430750  Listened to connection for namespace 'common' for up to 1s
 7354 07:50:38.434468  Listened to connection for namespace 'common' for up to 1s
 7355 07:50:38.437810  Listened to connection for namespace 'common' for up to 1s
 7356 07:50:38.441199  Listened to connection for namespace 'common' for up to 1s
 7357 07:50:38.444545  Listened to connection for namespace 'common' for up to 1s
 7358 07:50:38.447393  Listened to connection for namespace 'common' for up to 1s
 7359 07:50:38.450799  Listened to connection for namespace 'common' for up to 1s
 7360 07:50:38.454251  Listened to connection for namespace 'common' for up to 1s
 7361 07:50:38.457558  Listened to connection for namespace 'common' for up to 1s
 7362 07:50:38.461073  Listened to connection for namespace 'common' for up to 1s
 7363 07:50:38.464321  Listened to connection for namespace 'common' for up to 1s
 7364 07:50:38.467590  Listened to connection for namespace 'common' for up to 1s
 7365 07:50:38.472344  Listened to connection for namespace 'common' for up to 1s
 7366 07:50:38.476450  Listened to connection for namespace 'common' for up to 1s
 7367 07:50:38.747420  Finalising connection for namespace 'common'
 7368 07:50:38.748130  Disconnecting from shell: Finalise
 7369 07:50:38.748576  / # 
 7370 07:50:38.850140  end: 4.2 read-feedback (duration 00:00:01) [common]
 7371 07:50:38.850963  end: 4 finalize (duration 00:00:01) [common]
 7372 07:50:38.851608  Cleaning after the job
 7373 07:50:38.852125  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/ramdisk
 7374 07:50:38.855266  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/kernel
 7375 07:50:38.859923  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/nfsrootfs
 7376 07:50:38.931987  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961788/tftp-deploy-mzvxq1t0/modules
 7377 07:50:38.933042  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/7961788
 7378 07:50:39.114554  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/7961788
 7379 07:50:39.114751  Job finished correctly