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

    1 23:48:02.015354  lava-dispatcher, installed at version: 2022.06
    2 23:48:02.015547  start: 0 validate
    3 23:48:02.015677  Start time: 2022-08-16 23:48:02.015669+00:00 (UTC)
    4 23:48:02.015803  Using caching service: 'http://localhost/cache/?uri=%s'
    5 23:48:02.015929  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220812.0%2Famd64%2Finitrd.cpio.gz exists
    6 23:48:02.305114  Using caching service: 'http://localhost/cache/?uri=%s'
    7 23:48:02.305924  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.131-cip13-49-g1145e9c6352e6%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 23:48:02.599477  Using caching service: 'http://localhost/cache/?uri=%s'
    9 23:48:02.599653  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220812.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 23:48:02.885878  Using caching service: 'http://localhost/cache/?uri=%s'
   11 23:48:02.886590  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.131-cip13-49-g1145e9c6352e6%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 23:48:03.180155  validate duration: 1.16
   14 23:48:03.180441  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 23:48:03.180554  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 23:48:03.180650  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 23:48:03.180755  Not decompressing ramdisk as can be used compressed.
   18 23:48:03.180845  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/amd64/initrd.cpio.gz
   19 23:48:03.180919  saving as /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/ramdisk/initrd.cpio.gz
   20 23:48:03.180989  total size: 5411022 (5MB)
   21 23:48:03.182159  progress   0% (0MB)
   22 23:48:03.183746  progress   5% (0MB)
   23 23:48:03.185205  progress  10% (0MB)
   24 23:48:03.186769  progress  15% (0MB)
   25 23:48:03.188476  progress  20% (1MB)
   26 23:48:03.190005  progress  25% (1MB)
   27 23:48:03.191528  progress  30% (1MB)
   28 23:48:03.193042  progress  35% (1MB)
   29 23:48:03.194737  progress  40% (2MB)
   30 23:48:03.196248  progress  45% (2MB)
   31 23:48:03.197773  progress  50% (2MB)
   32 23:48:03.199295  progress  55% (2MB)
   33 23:48:03.200991  progress  60% (3MB)
   34 23:48:03.202510  progress  65% (3MB)
   35 23:48:03.204023  progress  70% (3MB)
   36 23:48:03.205542  progress  75% (3MB)
   37 23:48:03.207227  progress  80% (4MB)
   38 23:48:03.208732  progress  85% (4MB)
   39 23:48:03.210264  progress  90% (4MB)
   40 23:48:03.211726  progress  95% (4MB)
   41 23:48:03.213277  progress 100% (5MB)
   42 23:48:03.213458  5MB downloaded in 0.03s (158.96MB/s)
   43 23:48:03.213621  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 23:48:03.213885  end: 1.1 download-retry (duration 00:00:00) [common]
   46 23:48:03.213980  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 23:48:03.214074  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 23:48:03.214186  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-49-g1145e9c6352e6/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 23:48:03.214258  saving as /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/kernel/bzImage
   50 23:48:03.214326  total size: 13099008 (12MB)
   51 23:48:03.214393  No compression specified
   52 23:48:03.215482  progress   0% (0MB)
   53 23:48:03.218754  progress   5% (0MB)
   54 23:48:03.221995  progress  10% (1MB)
   55 23:48:03.225212  progress  15% (1MB)
   56 23:48:03.228438  progress  20% (2MB)
   57 23:48:03.231662  progress  25% (3MB)
   58 23:48:03.234882  progress  30% (3MB)
   59 23:48:03.238151  progress  35% (4MB)
   60 23:48:03.241411  progress  40% (5MB)
   61 23:48:03.244661  progress  45% (5MB)
   62 23:48:03.247977  progress  50% (6MB)
   63 23:48:03.251263  progress  55% (6MB)
   64 23:48:03.254536  progress  60% (7MB)
   65 23:48:03.257789  progress  65% (8MB)
   66 23:48:03.260943  progress  70% (8MB)
   67 23:48:03.264149  progress  75% (9MB)
   68 23:48:03.267336  progress  80% (10MB)
   69 23:48:03.270492  progress  85% (10MB)
   70 23:48:03.273648  progress  90% (11MB)
   71 23:48:03.276809  progress  95% (11MB)
   72 23:48:03.280033  progress 100% (12MB)
   73 23:48:03.280290  12MB downloaded in 0.07s (189.39MB/s)
   74 23:48:03.280442  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 23:48:03.280684  end: 1.2 download-retry (duration 00:00:00) [common]
   77 23:48:03.280777  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 23:48:03.280866  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 23:48:03.280973  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/amd64/full.rootfs.tar.xz
   80 23:48:03.281047  saving as /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/nfsrootfs/full.rootfs.tar
   81 23:48:03.281110  total size: 207018404 (197MB)
   82 23:48:03.281173  Using unxz to decompress xz
   83 23:48:03.284565  progress   0% (0MB)
   84 23:48:03.843282  progress   5% (9MB)
   85 23:48:04.378142  progress  10% (19MB)
   86 23:48:04.970234  progress  15% (29MB)
   87 23:48:05.331445  progress  20% (39MB)
   88 23:48:05.691722  progress  25% (49MB)
   89 23:48:06.284430  progress  30% (59MB)
   90 23:48:06.832728  progress  35% (69MB)
   91 23:48:07.427033  progress  40% (79MB)
   92 23:48:07.980881  progress  45% (88MB)
   93 23:48:08.558138  progress  50% (98MB)
   94 23:48:09.180553  progress  55% (108MB)
   95 23:48:09.857183  progress  60% (118MB)
   96 23:48:09.999786  progress  65% (128MB)
   97 23:48:10.156753  progress  70% (138MB)
   98 23:48:10.248364  progress  75% (148MB)
   99 23:48:10.322452  progress  80% (157MB)
  100 23:48:10.390374  progress  85% (167MB)
  101 23:48:10.492637  progress  90% (177MB)
  102 23:48:10.760933  progress  95% (187MB)
  103 23:48:11.348057  progress 100% (197MB)
  104 23:48:11.354043  197MB downloaded in 8.07s (24.46MB/s)
  105 23:48:11.354310  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 23:48:11.354585  end: 1.3 download-retry (duration 00:00:08) [common]
  108 23:48:11.354683  start: 1.4 download-retry (timeout 00:09:52) [common]
  109 23:48:11.354776  start: 1.4.1 http-download (timeout 00:09:52) [common]
  110 23:48:11.354905  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-49-g1145e9c6352e6/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 23:48:11.354980  saving as /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/modules/modules.tar
  112 23:48:11.355049  total size: 2087956 (1MB)
  113 23:48:11.355114  Using unxz to decompress xz
  114 23:48:11.358492  progress   1% (0MB)
  115 23:48:11.360476  progress   6% (0MB)
  116 23:48:11.367794  progress  12% (0MB)
  117 23:48:11.372830  progress  17% (0MB)
  118 23:48:11.381021  progress  23% (0MB)
  119 23:48:11.387731  progress  28% (0MB)
  120 23:48:11.397775  progress  34% (0MB)
  121 23:48:11.402694  progress  39% (0MB)
  122 23:48:11.409070  progress  45% (0MB)
  123 23:48:11.413904  progress  50% (1MB)
  124 23:48:11.422082  progress  56% (1MB)
  125 23:48:11.430313  progress  61% (1MB)
  126 23:48:11.437792  progress  67% (1MB)
  127 23:48:11.445356  progress  72% (1MB)
  128 23:48:11.452926  progress  78% (1MB)
  129 23:48:11.458727  progress  83% (1MB)
  130 23:48:11.466365  progress  89% (1MB)
  131 23:48:11.472131  progress  94% (1MB)
  132 23:48:11.479647  progress 100% (1MB)
  133 23:48:11.485833  1MB downloaded in 0.13s (15.23MB/s)
  134 23:48:11.486081  end: 1.4.1 http-download (duration 00:00:00) [common]
  136 23:48:11.486352  end: 1.4 download-retry (duration 00:00:00) [common]
  137 23:48:11.486448  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  138 23:48:11.486549  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  139 23:48:13.505206  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v
  140 23:48:13.505454  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  141 23:48:13.505558  start: 1.5.2 lava-overlay (timeout 00:09:50) [common]
  142 23:48:13.505706  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr
  143 23:48:13.505809  makedir: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin
  144 23:48:13.505894  makedir: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/tests
  145 23:48:13.505975  makedir: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/results
  146 23:48:13.506073  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-add-keys
  147 23:48:13.506204  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-add-sources
  148 23:48:13.506319  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-background-process-start
  149 23:48:13.506432  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-background-process-stop
  150 23:48:13.506556  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-common-functions
  151 23:48:13.506668  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-echo-ipv4
  152 23:48:13.506778  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-install-packages
  153 23:48:13.506888  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-installed-packages
  154 23:48:13.506996  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-os-build
  155 23:48:13.507104  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-probe-channel
  156 23:48:13.507213  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-probe-ip
  157 23:48:13.507322  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-target-ip
  158 23:48:13.507432  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-target-mac
  159 23:48:13.507541  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-target-storage
  160 23:48:13.507651  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-case
  161 23:48:13.507760  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-event
  162 23:48:13.507868  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-feedback
  163 23:48:13.507975  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-raise
  164 23:48:13.508081  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-reference
  165 23:48:13.508188  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-runner
  166 23:48:13.508294  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-set
  167 23:48:13.508400  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-test-shell
  168 23:48:13.508507  Updating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-add-keys (debian)
  169 23:48:13.508620  Updating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-add-sources (debian)
  170 23:48:13.508730  Updating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-install-packages (debian)
  171 23:48:13.508840  Updating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-installed-packages (debian)
  172 23:48:13.508949  Updating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/bin/lava-os-build (debian)
  173 23:48:13.509051  Creating /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/environment
  174 23:48:13.509138  LAVA metadata
  175 23:48:13.509204  - LAVA_JOB_ID=7055397
  176 23:48:13.509306  - LAVA_DISPATCHER_IP=192.168.201.1
  177 23:48:13.509405  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:50) [common]
  178 23:48:13.509469  skipped lava-vland-overlay
  179 23:48:13.509545  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  180 23:48:13.509624  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:50) [common]
  181 23:48:13.509687  skipped lava-multinode-overlay
  182 23:48:13.509759  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  183 23:48:13.509841  start: 1.5.2.3 test-definition (timeout 00:09:50) [common]
  184 23:48:13.509912  Loading test definitions
  185 23:48:13.510002  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:50) [common]
  186 23:48:13.510076  Using /lava-7055397 at stage 0
  187 23:48:13.510307  uuid=7055397_1.5.2.3.1 testdef=None
  188 23:48:13.510396  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  189 23:48:13.510481  start: 1.5.2.3.2 test-overlay (timeout 00:09:50) [common]
  190 23:48:13.510893  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  192 23:48:13.511121  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:50) [common]
  193 23:48:13.511605  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  195 23:48:13.511842  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:50) [common]
  196 23:48:13.512298  runner path: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/0/tests/0_timesync-off test_uuid 7055397_1.5.2.3.1
  197 23:48:13.512444  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  199 23:48:13.512678  start: 1.5.2.3.5 git-repo-action (timeout 00:09:50) [common]
  200 23:48:13.512752  Using /lava-7055397 at stage 0
  201 23:48:13.512847  Fetching tests from https://github.com/kernelci/test-definitions.git
  202 23:48:13.512927  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/0/tests/1_kselftest-lkdtm'
  203 23:48:16.486884  Running '/usr/bin/git checkout kernelci.org
  204 23:48:16.620735  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  205 23:48:16.621454  uuid=7055397_1.5.2.3.5 testdef=None
  206 23:48:16.621620  end: 1.5.2.3.5 git-repo-action (duration 00:00:03) [common]
  208 23:48:16.621865  start: 1.5.2.3.6 test-overlay (timeout 00:09:47) [common]
  209 23:48:16.622565  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  211 23:48:16.622802  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:47) [common]
  212 23:48:16.623666  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  214 23:48:16.623930  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:47) [common]
  215 23:48:16.624822  runner path: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/0/tests/1_kselftest-lkdtm test_uuid 7055397_1.5.2.3.5
  216 23:48:16.624911  BOARD='hp-11A-G6-EE-grunt'
  217 23:48:16.624977  BRANCH='cip'
  218 23:48:16.625038  SKIPFILE='skipfile-lkft.yaml'
  219 23:48:16.625098  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-49-g1145e9c6352e6/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  220 23:48:16.625160  TST_CASENAME=''
  221 23:48:16.625218  TST_CMDFILES='lkdtm'
  222 23:48:16.625412  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  224 23:48:16.625626  Creating lava-test-runner.conf files
  225 23:48:16.625691  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/7055397/lava-overlay-kv1s0zdr/lava-7055397/0 for stage 0
  226 23:48:16.625775  - 0_timesync-off
  227 23:48:16.625845  - 1_kselftest-lkdtm
  228 23:48:16.625935  end: 1.5.2.3 test-definition (duration 00:00:03) [common]
  229 23:48:16.626021  start: 1.5.2.4 compress-overlay (timeout 00:09:47) [common]
  230 23:48:23.839105  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  231 23:48:23.839268  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:39) [common]
  232 23:48:23.839363  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  233 23:48:23.839465  end: 1.5.2 lava-overlay (duration 00:00:10) [common]
  234 23:48:23.839561  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:39) [common]
  235 23:48:23.944957  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  236 23:48:23.945368  start: 1.5.4 extract-modules (timeout 00:09:39) [common]
  237 23:48:23.945489  extracting modules file /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v
  238 23:48:23.972024  extracting modules file /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7055397/extract-overlay-ramdisk-d4zqjedw/ramdisk
  239 23:48:23.997232  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  240 23:48:23.997435  start: 1.5.5 apply-overlay-tftp (timeout 00:09:39) [common]
  241 23:48:23.997530  [common] Applying overlay to NFS
  242 23:48:23.997614  [common] Applying overlay /var/lib/lava/dispatcher/tmp/7055397/compress-overlay-z7rgugyw/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v
  243 23:48:24.462242  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  244 23:48:24.462402  start: 1.5.6 configure-preseed-file (timeout 00:09:39) [common]
  245 23:48:24.462512  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  246 23:48:24.462604  start: 1.5.7 compress-ramdisk (timeout 00:09:39) [common]
  247 23:48:24.462692  Building ramdisk /var/lib/lava/dispatcher/tmp/7055397/extract-overlay-ramdisk-d4zqjedw/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/7055397/extract-overlay-ramdisk-d4zqjedw/ramdisk
  248 23:48:24.528979  >> 51806 blocks

  249 23:48:25.343380  rename /var/lib/lava/dispatcher/tmp/7055397/extract-overlay-ramdisk-d4zqjedw/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
  250 23:48:25.343803  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  251 23:48:25.343930  start: 1.5.8 prepare-kernel (timeout 00:09:38) [common]
  252 23:48:25.344036  start: 1.5.8.1 prepare-fit (timeout 00:09:38) [common]
  253 23:48:25.344143  No mkimage arch provided, not using FIT.
  254 23:48:25.344247  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  255 23:48:25.344336  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  256 23:48:25.344457  end: 1.5 prepare-tftp-overlay (duration 00:00:14) [common]
  257 23:48:25.344555  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:38) [common]
  258 23:48:25.344644  No LXC device requested
  259 23:48:25.344742  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  260 23:48:25.344842  start: 1.7 deploy-device-env (timeout 00:09:38) [common]
  261 23:48:25.344932  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  262 23:48:25.345018  Checking files for TFTP limit of 4294967296 bytes.
  263 23:48:25.345472  end: 1 tftp-deploy (duration 00:00:22) [common]
  264 23:48:25.345595  start: 2 depthcharge-action (timeout 00:05:00) [common]
  265 23:48:25.345696  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  266 23:48:25.345838  substitutions:
  267 23:48:25.345926  - {DTB}: None
  268 23:48:25.346001  - {INITRD}: 7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
  269 23:48:25.346068  - {KERNEL}: 7055397/tftp-deploy-5zp_iovm/kernel/bzImage
  270 23:48:25.346144  - {LAVA_MAC}: None
  271 23:48:25.346220  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v
  272 23:48:25.346284  - {NFS_SERVER_IP}: 192.168.201.1
  273 23:48:25.346347  - {PRESEED_CONFIG}: None
  274 23:48:25.346415  - {PRESEED_LOCAL}: None
  275 23:48:25.346472  - {RAMDISK}: 7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
  276 23:48:25.346533  - {ROOT_PART}: None
  277 23:48:25.346599  - {ROOT}: None
  278 23:48:25.346657  - {SERVER_IP}: 192.168.201.1
  279 23:48:25.346715  - {TEE}: None
  280 23:48:25.346777  Parsed boot commands:
  281 23:48:25.346843  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  282 23:48:25.347020  Parsed boot commands: tftpboot 192.168.201.1 7055397/tftp-deploy-5zp_iovm/kernel/bzImage 7055397/tftp-deploy-5zp_iovm/kernel/cmdline 7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
  283 23:48:25.347124  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  284 23:48:25.347220  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  285 23:48:25.347329  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  286 23:48:25.347423  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  287 23:48:25.347506  Not connected, no need to disconnect.
  288 23:48:25.347595  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  289 23:48:25.347689  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  290 23:48:25.347777  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost hp-11A-G6-EE-grunt-cbg-1'
  291 23:48:25.350603  Setting prompt string to ['lava-test: # ']
  292 23:48:25.350907  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  293 23:48:25.351028  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  294 23:48:25.351133  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  295 23:48:25.351234  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  296 23:48:25.351440  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-1' '--port=1' '--command=reboot'
  297 23:48:25.371777  >> Command sent successfully.

  298 23:48:25.373779  Returned 0 in 0 seconds
  299 23:48:25.474573  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  301 23:48:25.474897  end: 2.2.2 reset-device (duration 00:00:00) [common]
  302 23:48:25.474999  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  303 23:48:25.475090  Setting prompt string to 'Starting depthcharge on grunt...'
  304 23:48:25.475163  Changing prompt to 'Starting depthcharge on grunt...'
  305 23:48:25.475232  depthcharge-start: Wait for prompt Starting depthcharge on grunt... (timeout 00:05:00)
  306 23:48:25.475508  [Enter `^Ec?' for help]
  307 23:48:32.029914  
  308 23:48:32.030084  
  309 23:48:32.030362  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...
  310 23:48:32.030444  Family_Model: 00670f00
  311 23:48:32.030509  PMxC0 STATUS: 0x80800 DoReset BIT11 
  312 23:48:32.030757  DW I2C bus 1 at 0xfedc3000 (400 KHz)
  313 23:48:32.030832  VBOOT: Loading verstage.
  314 23:48:32.030893  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  315 23:48:32.030950  CBFS: Locating 'fallback/verstage'
  316 23:48:32.031009  CBFS: Found @ offset aa8c0 size d5a4
  317 23:48:32.031065  
  318 23:48:32.031121  
  319 23:48:32.031355  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...
  320 23:48:32.119937  Probing TPM I2C: .done! DID_VID 0x00281ae0
  321 23:48:32.123403  TPM ready after 0 ms
  322 23:48:32.126614  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)
  323 23:48:32.161593  TPM: setup succeeded
  324 23:48:32.178587  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0
  325 23:48:32.181684  Chrome EC: UHEPI supported
  326 23:48:32.181773  Phase 1
  327 23:48:32.188946  FMAP: Found \"FLASH\" version 1.1 at d7f000.
  328 23:48:32.192184  FMAP: base = ff000000 size = 1000000 #areas = 30
  329 23:48:32.195447  FMAP: area GBB found @ d80000 (458752 bytes)
  330 23:48:32.202079  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  331 23:48:32.202163  Phase 2
  332 23:48:32.205147  Phase 3
  333 23:48:32.208583  FMAP: area GBB found @ d80000 (458752 bytes)
  334 23:48:32.215217  VB2:vb2_report_dev_firmware() This is developer signed firmware
  335 23:48:32.218403  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  336 23:48:32.224649  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  337 23:48:32.227949  VB2:vb2_verify_keyblock() Checking key block signature...
  338 23:48:32.255454  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  339 23:48:32.259010  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  340 23:48:32.262324  VB2:vb2_verify_fw_preamble() Verifying preamble.
  341 23:48:32.270733  Phase 4
  342 23:48:32.273893  FMAP: area FW_MAIN_A found @ 31000 (2154432 bytes)
  343 23:48:32.280366  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  344 23:48:32.399352  VB2:vb2_rsa_verify_digest() Digest check failed!
  345 23:48:32.402664  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  346 23:48:32.405762  Saving nvdata
  347 23:48:32.405846  Reboot requested (10020007)
  348 23:48:32.409229  board_reset() called!
  349 23:48:32.580316  
  350 23:48:32.580464  
  351 23:48:32.580736  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...
  352 23:48:32.580811  Family_Model: 00670f00
  353 23:48:32.580886  PMxC0 STATUS: 0x80800 DoReset BIT11 
  354 23:48:32.580947  DW I2C bus 1 at 0xfedc3000 (400 KHz)
  355 23:48:32.581007  VBOOT: Loading verstage.
  356 23:48:32.581065  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  357 23:48:32.581124  CBFS: Locating 'fallback/verstage'
  358 23:48:32.581644  CBFS: Found @ offset aa8c0 size d5a4
  359 23:48:32.581712  
  360 23:48:32.581780  
  361 23:48:32.584186  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...
  362 23:48:32.678275  Probing TPM I2C: .done! DID_VID 0x00281ae0
  363 23:48:32.681455  TPM ready after 0 ms
  364 23:48:32.684825  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)
  365 23:48:32.719790  TPM: setup succeeded
  366 23:48:32.737234  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0
  367 23:48:32.740578  Chrome EC: UHEPI supported
  368 23:48:32.740677  Phase 1
  369 23:48:32.747166  FMAP: Found \"FLASH\" version 1.1 at d7f000.
  370 23:48:32.750569  FMAP: base = ff000000 size = 1000000 #areas = 30
  371 23:48:32.753844  FMAP: area GBB found @ d80000 (458752 bytes)
  372 23:48:32.760469  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  373 23:48:32.767156  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  374 23:48:32.770603  Recovery requested (1009000e)
  375 23:48:32.770686  Saving nvdata
  376 23:48:32.785229  tlcl_extend: response is 0
  377 23:48:32.800667  tlcl_extend: response is 0
  378 23:48:32.807263  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  379 23:48:32.810541  CBFS: Locating 'fallback/romstage'
  380 23:48:32.813849  CBFS: Found @ offset 80 size d2e4
  381 23:48:32.813932  
  382 23:48:32.813997  
  383 23:48:32.820442  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 romstage starting...
  384 23:48:32.826903  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  385 23:48:32.826992  CBFS: Locating 'smu_fw'
  386 23:48:32.833653  CBFS: Found @ offset 7bc00 size 12262
  387 23:48:32.857466  PSP: Load blob type 19 from @ffe6bc38... OK
  388 23:48:32.860824  Google Chrome set keyboard backlight: 4 status (0)
  389 23:48:32.860908  POST: 0x37
  390 23:48:32.864175  agesawrapper_amdinitreset() entry
  391 23:48:32.870249  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  392 23:48:32.874197  CBFS: Locating 'AGESA_PRE_MEM'
  393 23:48:32.876798  CBFS: Found @ offset df80 size 53bcc
  394 23:48:32.886677  agesawrapper_amdinitreset() returned AGESA_SUCCESS
  395 23:48:32.886760  POST: 0x38
  396 23:48:32.889413  agesawrapper_amdinitearly() entry
  397 23:48:32.904656  Warning - AGESA callout: platform_PcieSlotResetControl not supported
  398 23:48:32.911125  Warning - AGESA callout: platform_PcieSlotResetControl not supported
  399 23:48:32.933360  agesawrapper_amdinitearly() returned AGESA_SUCCESS
  400 23:48:32.933457  POST: 0x40
  401 23:48:32.936565  agesawrapper_amdinitpost() entry
  402 23:48:32.939933  DRAM clear on reset: Keep
  403 23:48:32.943107  variant_mainboard_read_spd SPD index 9
  404 23:48:32.949641  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  405 23:48:32.953132  CBFS: Locating 'spd.bin'
  406 23:48:32.956314  CBFS: Found @ offset 79bc0 size 2000
  407 23:48:33.215617  AGESA set: umamode UMA_SPECIFIED
  408 23:48:33.222093           : syslimit 0x12effffff, bottomio 0x00d00000
  409 23:48:33.225331           : uma size 16MB, uma start 0xcf000000
  410 23:48:33.231983  agesawrapper_amdinitpost() returned AGESA_SUCCESS
  411 23:48:33.232068  POST: 0x41
  412 23:48:33.235078  Boot Count incremented to 42651
  413 23:48:33.238337  POST: 0x42
  414 23:48:33.241822  PSP: Notify that DRAM is available... OK
  415 23:48:33.241906  POST: 0x43
  416 23:48:33.241972  CBMEM:
  417 23:48:33.244844  IMD: root @ cdfff000 254 entries.
  418 23:48:33.248248  IMD: root @ cdffec00 62 entries.
  419 23:48:33.252087  External stage cache:
  420 23:48:33.255412  IMD: root @ cefff000 254 entries.
  421 23:48:33.258675  IMD: root @ ceffec00 62 entries.
  422 23:48:33.261998  creating vboot_handoff structure
  423 23:48:33.265188  Chrome EC: UHEPI supported
  424 23:48:33.267887  Chrome EC: clear events_b mask to 0x0000000021004000
  425 23:48:33.272618  POST: 0x44
  426 23:48:33.275929  MTRR Range: Start=cd000000 End=ce000000 (Size 1000000)
  427 23:48:33.282512  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  428 23:48:33.285764  MTRR Range: Start=ce800000 End=cf000000 (Size 800000)
  429 23:48:33.285848  POST: 0x45
  430 23:48:33.292464  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  431 23:48:33.295427  CBFS: Locating 'fallback/postcar'
  432 23:48:33.298781  CBFS: Found @ offset a2a80 size 41f4
  433 23:48:33.305597  Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes)
  434 23:48:33.316164  Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290
  435 23:48:33.319322  Processing 114 relocs. Offset value of 0xcbfa2000
  436 23:48:33.323941  
  437 23:48:33.324040  
  438 23:48:33.327299  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 postcar starting...
  439 23:48:33.333933  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  440 23:48:33.337138  CBFS: Locating 'fallback/ramstage'
  441 23:48:33.340563  CBFS: Found @ offset 61bc0 size 17f95
  442 23:48:33.347224  Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes)
  443 23:48:33.384064  Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8
  444 23:48:33.386687  Processing 3480 relocs. Offset value of 0xcdd9f000
  445 23:48:33.386773  
  446 23:48:33.386838  
  447 23:48:33.393846  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 ramstage starting...
  448 23:48:33.396491  POST: 0x39
  449 23:48:33.400279  FMAP: Found \"FLASH\" version 1.1 at d7f000.
  450 23:48:33.403566  FMAP: base = ff000000 size = 1000000 #areas = 30
  451 23:48:33.406882  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  452 23:48:33.410200  WARNING: RO_VPD is uninitialized or empty.
  453 23:48:33.416150  FMAP: area RW_VPD found @ 465000 (8192 bytes)
  454 23:48:33.419445  FMAP: area RW_VPD found @ 465000 (8192 bytes)
  455 23:48:33.463458  POST: 0x80
  456 23:48:33.463562  Normal boot.
  457 23:48:33.467384  POST: 0x46
  458 23:48:33.470060  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  459 23:48:33.473914  CBFS: Locating 'smu_fw2'
  460 23:48:33.477101  CBFS: Found @ offset 8dec0 size 4cf2
  461 23:48:33.488552  PSP: Load blob type 1a from @ffe7def8... OK
  462 23:48:33.488636  POST: 0x47
  463 23:48:33.491323  agesawrapper_amdinitenv() entry
  464 23:48:33.494686  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  465 23:48:33.497966  CBFS: Locating 'AGESA_POST_MEM'
  466 23:48:33.501083  CBFS: Found @ offset b7f00 size 135b2
  467 23:48:33.507814  Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes)
  468 23:48:33.540328  Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480
  469 23:48:33.543704  Processing 1271 relocs. Offset value of 0xce06d000
  470 23:48:33.546440  AGESA: Saving stage to cache
  471 23:48:33.549569  Fch OEM config in INIT ENV Done
  472 23:48:33.589541  agesawrapper_amdinitenv() returned AGESA_SUCCESS
  473 23:48:33.589645  POST: 0x70
  474 23:48:33.596217  BS: BS_PRE_DEVICE times (us): entry 124064 run 1060 exit 0
  475 23:48:33.596304  POST: 0x71
  476 23:48:33.596373  Board ID: 6
  477 23:48:33.599499  mainboard: EC init
  478 23:48:33.602685  Chrome EC: Set SMI mask to 0x0000000000000000
  479 23:48:33.605966  Chrome EC: UHEPI supported
  480 23:48:33.612124  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
  481 23:48:33.615354  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
  482 23:48:33.621899  Chrome EC: Set WAKE mask to 0x0000000000000000
  483 23:48:33.625020  DW I2C bus 0 at 0xfedc2000 (400 KHz)
  484 23:48:33.628390  DW I2C bus 2 at 0xfedc4000 (400 KHz)
  485 23:48:33.631628  DW I2C bus 3 at 0xfedc5000 (400 KHz)
  486 23:48:33.634969  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)
  487 23:48:33.635053  Manufacturer: ef
  488 23:48:33.641679  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000
  489 23:48:33.645055  ELOG: NV offset 0x45d000 size 0x4000
  490 23:48:33.654937  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
  491 23:48:33.661702  ELOG: Event(17) added with size 13 at 2022-08-16 23:48:30 UTC
  492 23:48:33.664619  POST: Unexpected post code in previous boot: 0x90
  493 23:48:33.671358  ELOG: Event(A3) added with size 11 at 2022-08-16 23:48:30 UTC
  494 23:48:33.678095  ELOG: Event(9F) added with size 14 at 2022-08-16 23:48:30 UTC
  495 23:48:33.678197  PM1_STS: PWRBTN BMSTATUS 
  496 23:48:33.684628  setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000
  497 23:48:33.691270  setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001
  498 23:48:33.697883  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96151 exit 1
  499 23:48:33.697964  POST: 0x72
  500 23:48:33.701365  Enumerating buses...
  501 23:48:33.704514  Show all devs... Before device enumeration.
  502 23:48:33.704598  Root Device: enabled 1
  503 23:48:33.707768  CPU_CLUSTER: 0: enabled 1
  504 23:48:33.711067  DOMAIN: 0000: enabled 1
  505 23:48:33.713682  MMIO: fedc2000: enabled 1
  506 23:48:33.713765  MMIO: fedc3000: enabled 1
  507 23:48:33.717113  MMIO: fedc4000: enabled 1
  508 23:48:33.720500  MMIO: fedc5000: enabled 1
  509 23:48:33.720596  APIC: 10: enabled 1
  510 23:48:33.723659  PCI: 00:00.0: enabled 1
  511 23:48:33.726965  PCI: 00:00.2: enabled 0
  512 23:48:33.727069  PCI: 00:01.0: enabled 1
  513 23:48:33.730204  PCI: 00:01.1: enabled 1
  514 23:48:33.733605  PCI: 00:02.0: enabled 1
  515 23:48:33.733688  PCI: 00:02.1: enabled 1
  516 23:48:33.736887  PCI: 00:02.2: enabled 1
  517 23:48:33.740247  PCI: 00:02.3: enabled 1
  518 23:48:33.740330  PCI: 00:02.4: enabled 1
  519 23:48:33.743521  PCI: 00:02.5: enabled 1
  520 23:48:33.747075  PCI: 00:08.0: enabled 1
  521 23:48:33.747158  PCI: 00:09.0: enabled 1
  522 23:48:33.750384  PCI: 00:09.2: enabled 1
  523 23:48:33.753113  PCI: 00:10.0: enabled 1
  524 23:48:33.753196  PCI: 00:11.0: enabled 0
  525 23:48:33.756339  PCI: 00:12.0: enabled 1
  526 23:48:33.759714  PCI: 00:14.0: enabled 1
  527 23:48:33.759801  PCI: 00:14.3: enabled 1
  528 23:48:33.762876  PCI: 00:14.7: enabled 1
  529 23:48:33.766286  PCI: 00:18.0: enabled 1
  530 23:48:33.766369  PCI: 00:18.1: enabled 1
  531 23:48:33.769515  PCI: 00:18.2: enabled 1
  532 23:48:33.772777  PCI: 00:18.3: enabled 1
  533 23:48:33.772860  PCI: 00:18.4: enabled 1
  534 23:48:33.776094  PCI: 00:18.5: enabled 1
  535 23:48:33.779328  GENERIC: 0.0: enabled 1
  536 23:48:33.779412  I2C: 00:1a: enabled 1
  537 23:48:33.782643  GENERIC: 0.1: enabled 1
  538 23:48:33.782726  I2C: 00:50: enabled 1
  539 23:48:33.785889  I2C: 00:15: enabled 1
  540 23:48:33.789216  I2C: 00:39: enabled 1
  541 23:48:33.789333  I2C: 00:10: enabled 1
  542 23:48:33.792440  PCI: 00:00.0: enabled 1
  543 23:48:33.795789  PNP: 0c09.0: enabled 1
  544 23:48:33.795876  Compare with tree...
  545 23:48:33.799146  Root Device: enabled 1
  546 23:48:33.802468   CPU_CLUSTER: 0: enabled 1
  547 23:48:33.802551    APIC: 10: enabled 1
  548 23:48:33.805713   DOMAIN: 0000: enabled 1
  549 23:48:33.808959    PCI: 00:00.0: enabled 1
  550 23:48:33.809041    PCI: 00:00.2: enabled 0
  551 23:48:33.812370    PCI: 00:01.0: enabled 1
  552 23:48:33.815742    PCI: 00:01.1: enabled 1
  553 23:48:33.815827    PCI: 00:02.0: enabled 1
  554 23:48:33.819063    PCI: 00:02.1: enabled 1
  555 23:48:33.822400    PCI: 00:02.2: enabled 1
  556 23:48:33.825637    PCI: 00:02.3: enabled 1
  557 23:48:33.825719    PCI: 00:02.4: enabled 1
  558 23:48:33.828725     PCI: 00:00.0: enabled 1
  559 23:48:33.832071    PCI: 00:02.5: enabled 1
  560 23:48:33.832155    PCI: 00:08.0: enabled 1
  561 23:48:33.835424    PCI: 00:09.0: enabled 1
  562 23:48:33.838731    PCI: 00:09.2: enabled 1
  563 23:48:33.842181    PCI: 00:10.0: enabled 1
  564 23:48:33.842270    PCI: 00:11.0: enabled 0
  565 23:48:33.845386    PCI: 00:12.0: enabled 1
  566 23:48:33.848743    PCI: 00:14.0: enabled 1
  567 23:48:33.848825    PCI: 00:14.3: enabled 1
  568 23:48:33.852009     PNP: 0c09.0: enabled 1
  569 23:48:33.854821    PCI: 00:14.7: enabled 1
  570 23:48:33.858123    PCI: 00:18.0: enabled 1
  571 23:48:33.858207    PCI: 00:18.1: enabled 1
  572 23:48:33.861228    PCI: 00:18.2: enabled 1
  573 23:48:33.864797    PCI: 00:18.3: enabled 1
  574 23:48:33.864880    PCI: 00:18.4: enabled 1
  575 23:48:33.867924    PCI: 00:18.5: enabled 1
  576 23:48:33.871840   MMIO: fedc2000: enabled 1
  577 23:48:33.874586    GENERIC: 0.0: enabled 1
  578 23:48:33.874668    I2C: 00:1a: enabled 1
  579 23:48:33.877794    GENERIC: 0.1: enabled 1
  580 23:48:33.881594   MMIO: fedc3000: enabled 1
  581 23:48:33.881677    I2C: 00:50: enabled 1
  582 23:48:33.884932   MMIO: fedc4000: enabled 1
  583 23:48:33.888214    I2C: 00:15: enabled 1
  584 23:48:33.891558   MMIO: fedc5000: enabled 1
  585 23:48:33.891641    I2C: 00:39: enabled 1
  586 23:48:33.894168    I2C: 00:10: enabled 1
  587 23:48:33.897494  Mainboard Grunt Enable.
  588 23:48:33.897576  Root Device scanning...
  589 23:48:33.901390  root_dev_scan_bus for Root Device
  590 23:48:33.904132  CPU_CLUSTER: 0 enabled
  591 23:48:33.904215  DOMAIN: 0000 enabled
  592 23:48:33.907791  MMIO: fedc2000 enabled
  593 23:48:33.911186  MMIO: fedc3000 enabled
  594 23:48:33.911270  MMIO: fedc4000 enabled
  595 23:48:33.914412  MMIO: fedc5000 enabled
  596 23:48:33.917744  DOMAIN: 0000 scanning...
  597 23:48:33.917828  PCI: pci_scan_bus for bus 00
  598 23:48:33.920526  POST: 0x24
  599 23:48:33.920609  sb_enable
  600 23:48:33.923861  PCI: 00:00.0 [1022/1576] enabled
  601 23:48:33.923983  sb_enable
  602 23:48:33.927228  sb_enable
  603 23:48:33.927336  PCI: 00:01.0 [1002/98e4] enabled
  604 23:48:33.930577  sb_enable
  605 23:48:33.933800  PCI: 00:01.1 [1002/15b3] enabled
  606 23:48:33.933883  sb_enable
  607 23:48:33.937247  PCI: 00:02.0 [1022/157b] enabled
  608 23:48:33.937371  sb_enable
  609 23:48:33.943887  PCI: Static device PCI: 00:02.1 not found, disabling it.
  610 23:48:33.943971  sb_enable
  611 23:48:33.947218  Capability: type 0x01 @ 0x50
  612 23:48:33.950065  Capability: type 0x10 @ 0x58
  613 23:48:33.950149  Capability: type 0x05 @ 0xa0
  614 23:48:33.953408  Capability: type 0x0d @ 0xc0
  615 23:48:33.956670  Capability: type 0x08 @ 0xc8
  616 23:48:33.960068  Capability: type 0x01 @ 0x50
  617 23:48:33.963516  Capability: type 0x10 @ 0x58
  618 23:48:33.966847  PCI: 00:02.2 subordinate bus PCI Express
  619 23:48:33.970107  PCI: 00:02.2 [1022/157c] enabled
  620 23:48:33.970191  sb_enable
  621 23:48:33.973216  PCI: Static device PCI: 00:02.3 not found, disabling it.
  622 23:48:33.976567  sb_enable
  623 23:48:33.976650  Capability: type 0x01 @ 0x50
  624 23:48:33.980010  Capability: type 0x10 @ 0x58
  625 23:48:33.983155  Capability: type 0x05 @ 0xa0
  626 23:48:33.986675  Capability: type 0x0d @ 0xc0
  627 23:48:33.989858  Capability: type 0x08 @ 0xc8
  628 23:48:33.989941  Capability: type 0x01 @ 0x50
  629 23:48:33.993186  Capability: type 0x10 @ 0x58
  630 23:48:33.996438  PCI: 00:02.4 subordinate bus PCI Express
  631 23:48:33.999797  PCI: 00:02.4 [1022/157c] enabled
  632 23:48:34.002597  sb_enable
  633 23:48:34.005866  PCI: Static device PCI: 00:02.5 not found, disabling it.
  634 23:48:34.009183  PCI: 00:03.0 [1022/157b] enabled
  635 23:48:34.009302  sb_enable
  636 23:48:34.012996  PCI: 00:08.0 [1022/1578] enabled
  637 23:48:34.013080  sb_enable
  638 23:48:34.015682  PCI: 00:09.0 [1022/157d] enabled
  639 23:48:34.018969  sb_enable
  640 23:48:37.071433  PCI: Static device PCI: 00:09.2 not found, disabling it.
  641 23:48:37.071613  sb_enable
  642 23:48:37.071714  PCI: 00:10.0 [1022/0000] bus ops
  643 23:48:37.071815  PCI: 00:10.0 [1022/7914] enabled
  644 23:48:37.071905  sb_enable
  645 23:48:37.072001  sb_enable
  646 23:48:37.072086  PCI: 00:12.0 [1022/0000] bus ops
  647 23:48:37.072178  PCI: 00:12.0 [1022/7908] enabled
  648 23:48:37.072261  sb_enable
  649 23:48:37.072347  PCI: 00:14.0 [1022/790b] bus ops
  650 23:48:37.072429  PCI: 00:14.0 [1022/790b] enabled
  651 23:48:37.072509  sb_enable
  652 23:48:37.072589  PCI: 00:14.3 [1022/0000] bus ops
  653 23:48:37.072678  PCI: 00:14.3 [1022/790e] enabled
  654 23:48:37.072759  sb_enable
  655 23:48:37.072847  PCI: 00:14.7 [1022/7906] enabled
  656 23:48:37.072929  sb_enable
  657 23:48:37.073009  PCI: 00:18.0 [1022/15b0] ops
  658 23:48:37.073097  PCI: 00:18.0 [1022/15b0] enabled
  659 23:48:37.073176  sb_enable
  660 23:48:37.073267  PCI: 00:18.1 [1022/15b1] enabled
  661 23:48:37.073351  sb_enable
  662 23:48:37.073430  PCI: 00:18.2 [1022/15b2] enabled
  663 23:48:37.073509  sb_enable
  664 23:48:37.073588  PCI: 00:18.3 [1022/15b3] enabled
  665 23:48:37.073668  sb_enable
  666 23:48:37.073754  PCI: 00:18.4 [1022/15b4] enabled
  667 23:48:37.073834  sb_enable
  668 23:48:37.073940  PCI: 00:18.5 [1022/15b5] enabled
  669 23:48:37.074029  POST: 0x25
  670 23:48:37.074116  PCI: 00:02.2 scanning...
  671 23:48:37.074203  do_pci_scan_bridge for PCI: 00:02.2
  672 23:48:37.074291  PCI: pci_scan_bus for bus 01
  673 23:48:37.074378  POST: 0x24
  674 23:48:37.074466  PCI: 01:00.0 [168c/003e] enabled
  675 23:48:37.074554  POST: 0x25
  676 23:48:37.074640  POST: 0x55
  677 23:48:37.074727  Capability: type 0x01 @ 0x40
  678 23:48:37.074814  Capability: type 0x05 @ 0x50
  679 23:48:37.074901  Capability: type 0x10 @ 0x70
  680 23:48:37.074988  Capability: type 0x01 @ 0x50
  681 23:48:37.075075  Capability: type 0x10 @ 0x58
  682 23:48:37.075162  Enabling Common Clock Configuration
  683 23:48:37.075249  ASPM: Enabled L0s and L1
  684 23:48:37.075336  Capability: type 0x01 @ 0x40
  685 23:48:37.075423  Capability: type 0x05 @ 0x50
  686 23:48:37.075510  Capability: type 0x10 @ 0x70
  687 23:48:37.075597  scan_bus: scanning of bus PCI: 00:02.2 took 40762 usecs
  688 23:48:37.075685  PCI: 00:02.4 scanning...
  689 23:48:37.075772  do_pci_scan_bridge for PCI: 00:02.4
  690 23:48:37.075861  PCI: pci_scan_bus for bus 02
  691 23:48:37.075947  POST: 0x24
  692 23:48:37.076034  PCI: 02:00.0 [1217/0000] ops
  693 23:48:37.076121  PCI: 02:00.0 [1217/8620] enabled
  694 23:48:37.076208  POST: 0x25
  695 23:48:37.076295  POST: 0x55
  696 23:48:37.076381  Capability: type 0x01 @ 0x6c
  697 23:48:37.076469  Capability: type 0x05 @ 0x48
  698 23:48:37.076555  Capability: type 0x10 @ 0x80
  699 23:48:37.076642  Capability: type 0x01 @ 0x50
  700 23:48:37.076729  Capability: type 0x10 @ 0x58
  701 23:48:37.076815  ASPM: Enabled L0s and L1
  702 23:48:37.076902  Capability: type 0x01 @ 0x6c
  703 23:48:37.076981  Capability: type 0x05 @ 0x48
  704 23:48:37.077034  Capability: type 0x10 @ 0x80
  705 23:48:37.077086  scan_bus: scanning of bus PCI: 00:02.4 took 40316 usecs
  706 23:48:37.077139  PCI: 00:10.0 scanning...
  707 23:48:37.077192  scan_usb_bus for PCI: 00:10.0
  708 23:48:37.077244  scan_usb_bus for PCI: 00:10.0 done
  709 23:48:37.077351  scan_bus: scanning of bus PCI: 00:10.0 took 8126 usecs
  710 23:48:37.077406  PCI: 00:12.0 scanning...
  711 23:48:37.077460  scan_usb_bus for PCI: 00:12.0
  712 23:48:37.077518  scan_usb_bus for PCI: 00:12.0 done
  713 23:48:37.077573  scan_bus: scanning of bus PCI: 00:12.0 took 8110 usecs
  714 23:48:37.077627  PCI: 00:14.0 scanning...
  715 23:48:37.077679  scan_generic_bus for PCI: 00:14.0
  716 23:48:37.077741  scan_generic_bus for PCI: 00:14.0 done
  717 23:48:37.077795  scan_bus: scanning of bus PCI: 00:14.0 took 8808 usecs
  718 23:48:37.077848  PCI: 00:14.3 scanning...
  719 23:48:37.077909  scan_lpc_bus for PCI: 00:14.3
  720 23:48:37.077967  PNP: 0c09.0 enabled
  721 23:48:37.078021  scan_lpc_bus for PCI: 00:14.3 done
  722 23:48:37.078075  scan_bus: scanning of bus PCI: 00:14.3 took 9983 usecs
  723 23:48:37.078132  POST: 0x55
  724 23:48:37.078186  scan_bus: scanning of bus DOMAIN: 0000 took 315118 usecs
  725 23:48:37.078239  MMIO: fedc2000 scanning...
  726 23:48:37.078294  scan_generic_bus for MMIO: fedc2000
  727 23:48:37.078347  bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled
  728 23:48:37.078400  bus: MMIO: fedc2000[0]->I2C: 01:1a enabled
  729 23:48:37.078454  bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled
  730 23:48:37.078512  scan_generic_bus for MMIO: fedc2000 done
  731 23:48:37.078566  scan_bus: scanning of bus MMIO: fedc2000 took 21229 usecs
  732 23:48:37.078619  MMIO: fedc3000 scanning...
  733 23:48:37.078695  scan_generic_bus for MMIO: fedc3000
  734 23:48:37.078752  bus: MMIO: fedc3000[0]->I2C: 02:50 enabled
  735 23:48:37.078807  scan_generic_bus for MMIO: fedc3000 done
  736 23:48:37.078861  scan_bus: scanning of bus MMIO: fedc3000 took 13173 usecs
  737 23:48:37.078924  MMIO: fedc4000 scanning...
  738 23:48:37.078979  scan_generic_bus for MMIO: fedc4000
  739 23:48:37.079034  bus: MMIO: fedc4000[0]->I2C: 03:15 enabled
  740 23:48:37.079089  scan_generic_bus for MMIO: fedc4000 done
  741 23:48:37.079143  scan_bus: scanning of bus MMIO: fedc4000 took 13153 usecs
  742 23:48:37.079198  MMIO: fedc5000 scanning...
  743 23:48:37.079252  scan_generic_bus for MMIO: fedc5000
  744 23:48:37.079312  bus: MMIO: fedc5000[0]->I2C: 04:39 enabled
  745 23:48:37.079367  bus: MMIO: fedc5000[0]->I2C: 04:10 enabled
  746 23:48:37.079422  scan_generic_bus for MMIO: fedc5000 done
  747 23:48:37.079484  scan_bus: scanning of bus MMIO: fedc5000 took 16981 usecs
  748 23:48:37.079539  root_dev_scan_bus for Root Device done
  749 23:48:37.079594  scan_bus: scanning of bus Root Device took 426234 usecs
  750 23:48:37.079650  done
  751 23:48:37.079705  BS: BS_DEV_ENUMERATE times (us): entry 0 run 631241 exit 0
  752 23:48:37.079760  POST: 0x73
  753 23:48:37.079814  found VGA at PCI: 00:01.0
  754 23:48:37.079877  Setting up VGA for PCI: 00:01.0
  755 23:48:37.079931  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  756 23:48:37.079986  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  757 23:48:37.080046  Allocating resources...
  758 23:48:37.080101  Reading resources...
  759 23:48:37.080155  Root Device read_resources bus 0 link: 0
  760 23:48:37.080213  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  761 23:48:37.080269  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  762 23:48:37.080324  DOMAIN: 0000 read_resources bus 0 link: 0
  763 23:48:37.080379  PCI: 00:02.2 read_resources bus 1 link: 0
  764 23:48:37.080435  PCI: 00:02.2 read_resources bus 1 link: 0 done
  765 23:48:37.080700  PCI: 00:02.4 read_resources bus 2 link: 0
  766 23:48:37.080764  PCI: 00:02.4 read_resources bus 2 link: 0 done
  767 23:48:37.080829  PCI: 00:14.3 read_resources bus 0 link: 0
  768 23:48:37.080886  PCI: 00:14.3 read_resources bus 0 link: 0 done
  769 23:48:37.080941  Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000.
  770 23:48:37.081002  DOMAIN: 0000 read_resources bus 0 link: 0 done
  771 23:48:37.081059  MMIO: fedc2000 read_resources bus 1 link: 0
  772 23:48:37.081114  MMIO: fedc2000 read_resources bus 1 link: 0 done
  773 23:48:37.081169  MMIO: fedc3000 read_resources bus 2 link: 0
  774 23:48:37.081226  MMIO: fedc3000 read_resources bus 2 link: 0 done
  775 23:48:37.081319  MMIO: fedc4000 read_resources bus 3 link: 0
  776 23:48:37.081375  MMIO: fedc4000 read_resources bus 3 link: 0 done
  777 23:48:37.081430  MMIO: fedc5000 read_resources bus 4 link: 0
  778 23:48:37.081484  MMIO: fedc5000 read_resources bus 4 link: 0 done
  779 23:48:37.081539  Root Device read_resources bus 0 link: 0 done
  780 23:48:37.081593  Done reading resources.
  781 23:48:37.081648  Show resources in subtree (Root Device)...After reading.
  782 23:48:37.081702   Root Device child on link 0 CPU_CLUSTER: 0
  783 23:48:37.081757    CPU_CLUSTER: 0 child on link 0 APIC: 10
  784 23:48:37.081812     APIC: 10
  785 23:48:37.081866    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  786 23:48:37.081921    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  787 23:48:37.081979    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  788 23:48:37.082036     PCI: 00:00.0
  789 23:48:37.082090     PCI: 00:00.2
  790 23:48:37.082144     PCI: 00:01.0
  791 23:48:37.082198     PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10
  792 23:48:37.082257     PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18
  793 23:48:37.082312     PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20
  794 23:48:37.082367     PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24
  795 23:48:37.082422     PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30
  796 23:48:37.082477     PCI: 00:01.1
  797 23:48:37.082532     PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
  798 23:48:37.082587     PCI: 00:02.0
  799 23:48:37.082642     PCI: 00:02.1
  800 23:48:37.082696     PCI: 00:02.2 child on link 0 PCI: 01:00.0
  801 23:48:37.082750     PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c
  802 23:48:37.082805     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  803 23:48:37.082860     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  804 23:48:37.082915      PCI: 01:00.0
  805 23:48:37.082969      PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10
  806 23:48:37.083024     PCI: 00:02.3
  807 23:48:37.083079     PCI: 00:02.4 child on link 0 PCI: 02:00.0
  808 23:48:37.083134     PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c
  809 23:48:37.083190     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  810 23:48:37.083245     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  811 23:48:37.083300      PCI: 02:00.0
  812 23:48:37.083353      PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
  813 23:48:37.083408      PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14
  814 23:48:37.083462     PCI: 00:02.5
  815 23:48:37.083517     PCI: 00:03.0
  816 23:48:37.083570     PCI: 00:08.0
  817 23:48:37.083624     PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10
  818 23:48:37.083679     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18
  819 23:48:37.083734     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c
  820 23:48:37.083788     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20
  821 23:48:37.083843     PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24
  822 23:48:37.083898     PCI: 00:09.0
  823 23:48:37.083952     PCI: 00:09.2
  824 23:48:37.084006     PCI: 00:10.0
  825 23:48:37.084060     PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  826 23:48:37.084115     PCI: 00:11.0
  827 23:48:37.084179     PCI: 00:12.0
  828 23:48:37.084234     PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10
  829 23:48:37.084289     PCI: 00:14.0
  830 23:48:37.084343     PCI: 00:14.3 child on link 0 PNP: 0c09.0
  831 23:48:37.084397     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000
  832 23:48:37.084452     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100
  833 23:48:37.084507     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2
  834 23:48:37.084772     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3
  835 23:48:37.084844     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4
  836 23:48:37.084902      PNP: 0c09.0
  837 23:48:37.084958      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
  838 23:48:37.085014     PCI: 00:14.7
  839 23:48:37.085068     PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
  840 23:48:37.085124     PCI: 00:18.0
  841 23:48:37.085179     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058
  842 23:48:37.085236     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000
  843 23:48:37.085335     PCI: 00:18.1
  844 23:48:37.085390     PCI: 00:18.2
  845 23:48:37.085444     PCI: 00:18.3
  846 23:48:37.085498     PCI: 00:18.4
  847 23:48:37.085552     PCI: 00:18.5
  848 23:48:37.085606    MMIO: fedc2000 child on link 0 GENERIC: 0.0
  849 23:48:37.085661     GENERIC: 0.0
  850 23:48:37.085716     I2C: 01:1a
  851 23:48:37.085770     GENERIC: 0.1
  852 23:48:37.085824    MMIO: fedc3000 child on link 0 I2C: 02:50
  853 23:48:37.085878     I2C: 02:50
  854 23:48:37.085933    MMIO: fedc4000 child on link 0 I2C: 03:15
  855 23:48:37.085987     I2C: 03:15
  856 23:48:37.086041    MMIO: fedc5000 child on link 0 I2C: 04:39
  857 23:48:37.086096     I2C: 04:39
  858 23:48:37.086150     I2C: 04:10
  859 23:48:37.086204  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
  860 23:48:37.086259  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff
  861 23:48:37.086315  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done
  862 23:48:37.086369  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff
  863 23:48:37.086424  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done
  864 23:48:37.086479  PCI: 00:01.0 20 *  [0x0 - 0xff] io
  865 23:48:37.086534  DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done
  866 23:48:37.086589  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
  867 23:48:37.086644  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
  868 23:48:37.086699  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
  869 23:48:37.086754  PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
  870 23:48:37.086808  PCI: 01:00.0 10 *  [0x0 - 0x1fffff] mem
  871 23:48:37.086862  PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done
  872 23:48:37.086916  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
  873 23:48:37.086971  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
  874 23:48:37.087026  PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
  875 23:48:37.087080  PCI: 02:00.0 10 *  [0x0 - 0xfff] mem
  876 23:48:37.087135  PCI: 02:00.0 14 *  [0x1000 - 0x17ff] mem
  877 23:48:37.087189  PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done
  878 23:48:37.087244  PCI: 00:01.0 10 *  [0x0 - 0x3ffffff] prefmem
  879 23:48:37.087298  PCI: 00:01.0 18 *  [0x4000000 - 0x47fffff] prefmem
  880 23:48:37.087353  PCI: 00:02.2 20 *  [0x4800000 - 0x49fffff] mem
  881 23:48:37.087407  PCI: 00:02.4 20 *  [0x4a00000 - 0x4afffff] mem
  882 23:48:37.087461  PCI: 00:08.0 18 *  [0x4b00000 - 0x4bfffff] mem
  883 23:48:37.087516  PCI: 00:08.0 20 *  [0x4c00000 - 0x4cfffff] mem
  884 23:48:37.087569  PCI: 00:01.0 24 *  [0x4d00000 - 0x4d3ffff] mem
  885 23:48:37.087623  PCI: 00:01.0 30 *  [0x4d40000 - 0x4d5ffff] mem
  886 23:48:37.087677  PCI: 00:08.0 10 *  [0x4d60000 - 0x4d7ffff] prefmem
  887 23:48:37.087731  PCI: 00:01.1 10 *  [0x4d80000 - 0x4d83fff] mem
  888 23:48:37.087786  PCI: 00:08.0 24 *  [0x4d84000 - 0x4d85fff] mem
  889 23:48:37.087840  PCI: 00:10.0 10 *  [0x4d86000 - 0x4d87fff] mem
  890 23:48:37.087894  PCI: 00:08.0 1c *  [0x4d88000 - 0x4d88fff] mem
  891 23:48:37.087948  PCI: 00:12.0 10 *  [0x4d89000 - 0x4d890ff] mem
  892 23:48:37.088002  PCI: 00:14.7 10 *  [0x4d8a000 - 0x4d8a0ff] mem
  893 23:48:37.088056  DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done
  894 23:48:37.088110  avoid_fixed_resources: DOMAIN: 0000
  895 23:48:37.088164  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
  896 23:48:37.088219  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
  897 23:48:37.088273  constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed)
  898 23:48:37.088328  constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed)
  899 23:48:37.088383  constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed)
  900 23:48:37.088438  constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed)
  901 23:48:37.088493  constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed)
  902 23:48:37.088547  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff
  903 23:48:37.088601  avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff
  904 23:48:37.088656  Setting resources...
  905 23:48:37.088710  DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff
  906 23:48:37.088764  PCI: 00:01.0 20 *  [0x1000 - 0x10ff] io
  907 23:48:37.088819  DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done
  908 23:48:37.088873  PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff
  909 23:48:37.088928  PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done
  910 23:48:37.089194  PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff
  911 23:48:37.089262  PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done
  912 23:48:37.089353  DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff
  913 23:48:37.089410  PCI: 00:01.0 10 *  [0xf0000000 - 0xf3ffffff] prefmem
  914 23:48:37.089465  PCI: 00:01.0 18 *  [0xf4000000 - 0xf47fffff] prefmem
  915 23:48:37.089520  PCI: 00:02.2 20 *  [0xf4800000 - 0xf49fffff] mem
  916 23:48:37.089575  PCI: 00:02.4 20 *  [0xf4a00000 - 0xf4afffff] mem
  917 23:48:37.089630  PCI: 00:08.0 18 *  [0xf4b00000 - 0xf4bfffff] mem
  918 23:48:37.089684  PCI: 00:08.0 20 *  [0xf4c00000 - 0xf4cfffff] mem
  919 23:48:37.089738  PCI: 00:01.0 24 *  [0xf4d00000 - 0xf4d3ffff] mem
  920 23:48:37.089793  PCI: 00:01.0 30 *  [0xf4d40000 - 0xf4d5ffff] mem
  921 23:48:37.089847  PCI: 00:08.0 10 *  [0xf4d60000 - 0xf4d7ffff] prefmem
  922 23:48:37.089902  PCI: 00:01.1 10 *  [0xf4d80000 - 0xf4d83fff] mem
  923 23:48:37.089956  PCI: 00:08.0 24 *  [0xf4d84000 - 0xf4d85fff] mem
  924 23:48:37.090010  PCI: 00:10.0 10 *  [0xf4d86000 - 0xf4d87fff] mem
  925 23:48:37.090064  PCI: 00:08.0 1c *  [0xf4d88000 - 0xf4d88fff] mem
  926 23:48:37.090118  PCI: 00:12.0 10 *  [0xf4d89000 - 0xf4d890ff] mem
  927 23:48:37.090172  PCI: 00:14.7 10 *  [0xf4d8a000 - 0xf4d8a0ff] mem
  928 23:48:37.090227  DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done
  929 23:48:37.090282  PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff
  930 23:48:37.090337  PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done
  931 23:48:37.090392  PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff
  932 23:48:37.090446  PCI: 01:00.0 10 *  [0xf4800000 - 0xf49fffff] mem
  933 23:48:37.090501  PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done
  934 23:48:37.090555  PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff
  935 23:48:37.090609  PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done
  936 23:48:37.090663  PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff
  937 23:48:37.090718  PCI: 02:00.0 10 *  [0xf4a00000 - 0xf4a00fff] mem
  938 23:48:37.090773  PCI: 02:00.0 14 *  [0xf4a01000 - 0xf4a017ff] mem
  939 23:48:37.090827  PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done
  940 23:48:37.090882  Root Device assign_resources, bus 0 link: 0
  941 23:48:37.090936  DOMAIN: 0000 assign_resources, bus 0 link: 0
  942 23:48:37.090990  PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64
  943 23:48:37.091046  PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64
  944 23:48:37.091101  PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io
  945 23:48:37.091156  PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem
  946 23:48:37.091211  PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem
  947 23:48:37.091265  PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64
  948 23:48:37.091320  PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io
  949 23:48:37.091374  PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem
  950 23:48:37.091429  PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem
  951 23:48:37.091483  PCI: 00:02.2 assign_resources, bus 1 link: 0
  952 23:48:37.091537  PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64
  953 23:48:37.091592  PCI: 00:02.2 assign_resources, bus 1 link: 0
  954 23:48:37.091646  PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io
  955 23:48:37.091701  PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem
  956 23:48:37.091755  PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem
  957 23:48:37.091810  PCI: 00:02.4 assign_resources, bus 2 link: 0
  958 23:48:37.091864  PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem
  959 23:48:37.091918  PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem
  960 23:48:37.091973  PCI: 00:02.4 assign_resources, bus 2 link: 0
  961 23:48:37.092027  PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64
  962 23:48:37.092081  PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem
  963 23:48:37.092136  PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem
  964 23:48:37.092190  PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem
  965 23:48:37.092244  PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem
  966 23:48:37.092298  PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64
  967 23:48:37.092352  PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem
  968 23:48:37.092407  PCI: 00:14.3 assign_resources, bus 0 link: 0
  969 23:48:37.092460  PCI: 00:14.3 assign_resources, bus 0 link: 0
  970 23:48:37.092514  PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64
  971 23:48:37.092773  DOMAIN: 0000 assign_resources, bus 0 link: 0
  972 23:48:37.092836  Root Device assign_resources, bus 0 link: 0
  973 23:48:37.092892  Done setting resources.
  974 23:48:37.092948  Show resources in subtree (Root Device)...After assigning values.
  975 23:48:37.093003   Root Device child on link 0 CPU_CLUSTER: 0
  976 23:48:37.093058    CPU_CLUSTER: 0 child on link 0 APIC: 10
  977 23:48:37.093113     APIC: 10
  978 23:48:37.093167    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  979 23:48:37.093222    DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000
  980 23:48:37.093323    DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100
  981 23:48:37.093380    DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10
  982 23:48:37.093436    DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11
  983 23:48:37.093491    DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12
  984 23:48:37.093546    DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13
  985 23:48:37.093602    DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14
  986 23:48:37.093657    DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15
  987 23:48:37.093712     PCI: 00:00.0
  988 23:48:37.093767     PCI: 00:00.2
  989 23:48:37.093821     PCI: 00:01.0
  990 23:48:37.093875     PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10
  991 23:48:37.093931     PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18
  992 23:48:37.093986     PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20
  993 23:48:37.094041     PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24
  994 23:48:37.094097     PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30
  995 23:48:37.094152     PCI: 00:01.1
  996 23:48:37.094206     PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10
  997 23:48:37.094261     PCI: 00:02.0
  998 23:48:37.094315     PCI: 00:02.1
  999 23:48:37.094369     PCI: 00:02.2 child on link 0 PCI: 01:00.0
 1000 23:48:37.094424     PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c
 1001 23:48:37.094480     PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24
 1002 23:48:37.094535     PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20
 1003 23:48:37.094590      PCI: 01:00.0
 1004 23:48:37.094644      PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10
 1005 23:48:37.094699     PCI: 00:02.3
 1006 23:48:37.094752     PCI: 00:02.4 child on link 0 PCI: 02:00.0
 1007 23:48:37.094807     PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c
 1008 23:48:37.094862     PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24
 1009 23:48:37.094917     PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20
 1010 23:48:37.094972      PCI: 02:00.0
 1011 23:48:37.095026      PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10
 1012 23:48:37.095081      PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14
 1013 23:48:37.095137     PCI: 00:02.5
 1014 23:48:37.095191     PCI: 00:03.0
 1015 23:48:37.095245     PCI: 00:08.0
 1016 23:48:37.095298     PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10
 1017 23:48:37.095353     PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18
 1018 23:48:37.095408     PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c
 1019 23:48:37.095463     PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20
 1020 23:48:37.095517     PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24
 1021 23:48:37.095575     PCI: 00:09.0
 1022 23:48:37.095629     PCI: 00:09.2
 1023 23:48:37.095683     PCI: 00:10.0
 1024 23:48:37.095737     PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10
 1025 23:48:37.095791     PCI: 00:11.0
 1026 23:48:37.095845     PCI: 00:12.0
 1027 23:48:37.095900     PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10
 1028 23:48:37.095954     PCI: 00:14.0
 1029 23:48:37.096009     PCI: 00:14.3 child on link 0 PNP: 0c09.0
 1030 23:48:37.096063     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000
 1031 23:48:37.096118     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100
 1032 23:48:37.096381     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2
 1033 23:48:37.096445     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3
 1034 23:48:37.096504     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4
 1035 23:48:37.096561      PNP: 0c09.0
 1036 23:48:37.096616      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1037 23:48:37.096672     PCI: 00:14.7
 1038 23:48:37.096727     PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10
 1039 23:48:37.096783     PCI: 00:18.0
 1040 23:48:37.096838     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058
 1041 23:48:37.096893     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000
 1042 23:48:37.096948     PCI: 00:18.1
 1043 23:48:37.097007     PCI: 00:18.2
 1044 23:48:37.097061     PCI: 00:18.3
 1045 23:48:37.097116     PCI: 00:18.4
 1046 23:48:37.097170     PCI: 00:18.5
 1047 23:48:37.097224    MMIO: fedc2000 child on link 0 GENERIC: 0.0
 1048 23:48:37.097310     GENERIC: 0.0
 1049 23:48:37.097379     I2C: 01:1a
 1050 23:48:37.097434     GENERIC: 0.1
 1051 23:48:37.097491    MMIO: fedc3000 child on link 0 I2C: 02:50
 1052 23:48:37.097545     I2C: 02:50
 1053 23:48:37.097599    MMIO: fedc4000 child on link 0 I2C: 03:15
 1054 23:48:37.097654     I2C: 03:15
 1055 23:48:37.097708    MMIO: fedc5000 child on link 0 I2C: 04:39
 1056 23:48:37.097762     I2C: 04:39
 1057 23:48:37.097816     I2C: 04:10
 1058 23:48:37.097870  Done allocating resources.
 1059 23:48:37.097924  BS: BS_DEV_RESOURCES times (us): entry 0 run 1563823 exit 0
 1060 23:48:37.097979  PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing:
 1061 23:48:37.098034  PCI_INTR_INDEX	name		     PIC mode	APIC mode
 1062 23:48:37.098089  0x00		INTA#                0x03	0x10
 1063 23:48:37.098145  0x01		INTB#                0x04	0x11
 1064 23:48:37.098201  0x02		INTC#                0x05	0x12
 1065 23:48:37.098257  0x03		INTD#                0x07	0x13
 1066 23:48:37.098313  0x04		INTE#                0x0B	0x14
 1067 23:48:37.098368  0x05		INTF#                0x1F	0x1F
 1068 23:48:37.098424  0x06		INTG#                0x1F	0x16
 1069 23:48:37.098479  0x07		INTH#                0x1F	0x17
 1070 23:48:37.098535  0x08		Misc                 0xFA	0x00
 1071 23:48:37.098590  0x09		Misc0                0xF1	0x00
 1072 23:48:37.098646  0x0A		Misc1                0x00	0x00
 1073 23:48:37.098701  0x0B		Misc2                0x00	0x00
 1074 23:48:37.098757  0x0C		Ser IRQ INTA         0x1F	0x1F
 1075 23:48:37.098812  0x0D		Ser IRQ INTB         0x1F	0x1F
 1076 23:48:37.098868  0x0E		Ser IRQ INTC         0x1F	0x1F
 1077 23:48:37.098923  0x0F		Ser IRQ INTD         0x1F	0x1F
 1078 23:48:37.098978  0x10		SCI                  0x09	0x09
 1079 23:48:37.099034  0x11		SMBUS                0x1F	0x1F
 1080 23:48:37.099090  0x12		ASF                  0x1F	0x1F
 1081 23:48:37.099145  0x13		HDA                  0x03	0x10
 1082 23:48:37.099201  0x14		FC                   0x1F	0x1F
 1083 23:48:37.099257  0x16		PerMon               0x1F	0x1F
 1084 23:48:37.099313  0x17		SD                   0x03	0x10
 1085 23:48:37.099369  0x1A		SDIOt                0x00	0x1F
 1086 23:48:37.099425  0x30		EHCI                 0x05	0x12
 1087 23:48:37.099481  0x34		XHCI                 0x04	0x12
 1088 23:48:37.099537  0x41		SATA                 0x07	0x13
 1089 23:48:37.099592  0x62		GPIO                 0x07	0x07
 1090 23:48:37.099648  0x70		I2C0                 0x03	0x03
 1091 23:48:37.099704  0x71		I2C1                 0x0F	0x0F
 1092 23:48:37.099759  0x72		I2C2                 0x06	0x06
 1093 23:48:37.099815  0x73		I2C3                 0x0E	0x0E
 1094 23:48:37.099871  0x74		UART0                0x0A	0x0A
 1095 23:48:37.099926  0x75		UART1                0x0B	0x0B
 1096 23:48:37.099981  PCI_CFG IRQ: Write PCI config space IRQ assignments
 1097 23:48:37.100034  PCI IRQ: Found device 0:01.00 using PIN A
 1098 23:48:37.100087  PCI Devfn (0x8) not found in pirq_data table
 1099 23:48:37.100140  PCI IRQ: Found device 0:01.01 using PIN B
 1100 23:48:37.100193  	Found this device in pirq_data table entry 5
 1101 23:48:37.100247  	Orig INT_PIN	: 2 (PIN B)
 1102 23:48:37.100299  	PCI_INTR idx	: 0x13 (HDA)
 1103 23:48:37.100352  	INT_LINE	: 0x3 (IRQ 3)
 1104 23:48:37.100405  PCI IRQ: Found device 0:02.02 using PIN A
 1105 23:48:37.100457  	Found this device in pirq_data table entry 1
 1106 23:48:37.100510  	Orig INT_PIN	: 1 (PIN A)
 1107 23:48:37.100563  	PCI_INTR idx	: 0x01 (INTB#)
 1108 23:48:37.100616  	INT_LINE	: 0x4 (IRQ 4)
 1109 23:48:37.100684  PCI IRQ: Found device 0:02.04 using PIN A
 1110 23:48:37.100739  	Found this device in pirq_data table entry 3
 1111 23:48:37.100792  	Orig INT_PIN	: 1 (PIN A)
 1112 23:48:37.100845  	PCI_INTR idx	: 0x03 (INTD#)
 1113 23:48:37.100897  	INT_LINE	: 0x7 (IRQ 7)
 1114 23:48:37.100950  PCI IRQ: Found device 0:08.00 using PIN A
 1115 23:48:37.101003  PCI Devfn (0x40) not found in pirq_data table
 1116 23:48:37.101057  PCI IRQ: Found device 0:10.00 using PIN A
 1117 23:48:37.101109  	Found this device in pirq_data table entry 10
 1118 23:48:37.101162  	Orig INT_PIN	: 1 (PIN A)
 1119 23:48:37.101215  	PCI_INTR idx	: 0x34 (XHCI)
 1120 23:48:37.101273  	INT_LINE	: 0x4 (IRQ 4)
 1121 23:48:37.101327  PCI IRQ: Found device 0:12.00 using PIN A
 1122 23:48:37.101379  	Found this device in pirq_data table entry 9
 1123 23:48:37.101433  	Orig INT_PIN	: 1 (PIN A)
 1124 23:48:37.101485  	PCI_INTR idx	: 0x30 (EHCI)
 1125 23:48:37.101538  	INT_LINE	: 0x5 (IRQ 5)
 1126 23:48:37.101590  PCI IRQ: Found device 0:14.07 using PIN A
 1127 23:48:37.101643  	Found this device in pirq_data table entry 6
 1128 23:48:37.101696  	Orig INT_PIN	: 1 (PIN A)
 1129 23:48:37.101749  	PCI_INTR idx	: 0x17 (SD)
 1130 23:48:37.101803  	INT_LINE	: 0x3 (IRQ 3)
 1131 23:48:37.101856  PCI IRQ: Found device 2:00.00 using PIN A
 1132 23:48:37.101908  	With INT_PIN swizzled to PIN A
 1133 23:48:37.101961  	Attached to bridge device 0:02h.04h
 1134 23:48:37.102014  	Found this device in pirq_data table entry 3
 1135 23:48:37.102069  	Orig INT_PIN	: 1 (PIN A)
 1136 23:48:37.102122  	PCI_INTR idx	: 0x03 (INTD#)
 1137 23:48:37.102174  	INT_LINE	: 0x7 (IRQ 7)
 1138 23:48:37.102447  PCI IRQ: Found device 1:00.00 using PIN A
 1139 23:48:37.102514  	With INT_PIN swizzled to PIN A
 1140 23:48:37.102570  	Attached to bridge device 0:02h.02h
 1141 23:48:37.102625  	Found this device in pirq_data table entry 1
 1142 23:48:37.102678  	Orig INT_PIN	: 1 (PIN A)
 1143 23:48:37.102731  	PCI_INTR idx	: 0x01 (INTB#)
 1144 23:48:37.102784  	INT_LINE	: 0x4 (IRQ 4)
 1145 23:48:37.102836  PCI_CFG IRQ: Finished writing PCI config space IRQ assignments
 1146 23:48:37.102890  POST: 0x74
 1147 23:48:37.102943  Enabling resources...
 1148 23:48:37.102995  agesawrapper_amdinitmid() entry
 1149 23:48:37.103048  agesawrapper_amdinitmid() returned AGESA_SUCCESS
 1150 23:48:37.103100  PCI: 00:00.0 subsystem <- 1022/1576
 1151 23:48:37.103153  PCI: 00:00.0 cmd <- 04
 1152 23:48:37.103205  PCI: 00:01.0 subsystem <- 1002/98e4
 1153 23:48:37.103258  PCI: 00:01.0 cmd <- 07
 1154 23:48:37.103311  PCI: 00:01.1 subsystem <- 1002/15b3
 1155 23:48:37.103363  PCI: 00:01.1 cmd <- 02
 1156 23:48:37.103416  PCI: 00:02.0 subsystem <- 1022/157b
 1157 23:48:37.103468  PCI: 00:02.0 cmd <- 00
 1158 23:48:37.103521  PCI: 00:02.2 bridge ctrl <- 0003
 1159 23:48:37.103573  PCI: 00:02.2 cmd <- 06
 1160 23:48:37.103625  PCI: 00:02.4 bridge ctrl <- 0003
 1161 23:48:37.103677  PCI: 00:02.4 cmd <- 06
 1162 23:48:37.103729  PCI: 00:03.0 cmd <- 00
 1163 23:48:37.103781  PCI: 00:08.0 subsystem <- 1022/1578
 1164 23:48:37.103833  PCI: 00:08.0 cmd <- 06
 1165 23:48:37.103885  PCI: 00:09.0 subsystem <- 1022/157d
 1166 23:48:37.103938  PCI: 00:09.0 cmd <- 00
 1167 23:48:37.103991  PCI: 00:10.0 subsystem <- 1022/7914
 1168 23:48:37.104043  PCI: 00:10.0 cmd <- 02
 1169 23:48:37.104095  PCI: 00:12.0 subsystem <- 1022/7908
 1170 23:48:37.104148  PCI: 00:12.0 cmd <- 02
 1171 23:48:37.104200  PCI: 00:14.0 subsystem <- 1022/790b
 1172 23:48:37.104252  PCI: 00:14.0 cmd <- 403
 1173 23:48:37.104304  PCI: 00:14.3 subsystem <- 1022/790e
 1174 23:48:37.104356  PCI: 00:14.3 cmd <- 0f
 1175 23:48:37.104408  Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe
 1176 23:48:37.104462  Covered by wideIO 0
 1177 23:48:37.104516  PCI: 00:14.7 subsystem <- 1022/7906
 1178 23:48:37.104568  PCI: 00:14.7 cmd <- 06
 1179 23:48:37.104621  PCI: 00:18.0 cmd <- 00
 1180 23:48:37.104673  PCI: 00:18.1 subsystem <- 1022/15b1
 1181 23:48:37.104726  PCI: 00:18.1 cmd <- 00
 1182 23:48:37.104778  PCI: 00:18.2 subsystem <- 1022/15b2
 1183 23:48:37.104830  PCI: 00:18.2 cmd <- 00
 1184 23:48:37.104882  PCI: 00:18.3 subsystem <- 1022/15b3
 1185 23:48:37.104935  PCI: 00:18.3 cmd <- 00
 1186 23:48:37.104987  PCI: 00:18.4 subsystem <- 1022/15b4
 1187 23:48:37.105040  PCI: 00:18.4 cmd <- 00
 1188 23:48:37.105093  PCI: 00:18.5 subsystem <- 1022/15b5
 1189 23:48:37.105145  PCI: 00:18.5 cmd <- 00
 1190 23:48:37.105197  PCI: 01:00.0 cmd <- 02
 1191 23:48:37.105250  PCI: 02:00.0 subsystem <- 1217/8620
 1192 23:48:37.105339  PCI: 02:00.0 cmd <- 06
 1193 23:48:37.105391  done.
 1194 23:48:37.105444  BS: BS_DEV_ENABLE times (us): entry 279579 run 130685 exit 0
 1195 23:48:37.105501  POST: 0x75
 1196 23:48:37.105553  Initializing devices...
 1197 23:48:37.105605  Root Device init ...
 1198 23:48:37.105658  Root Device init finished in 1948 usecs
 1199 23:48:37.105711  POST: 0x75
 1200 23:48:37.105763  CPU_CLUSTER: 0 init ...
 1201 23:48:37.105816  MTRR: Physical address space:
 1202 23:48:37.105868  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1203 23:48:37.105923  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1204 23:48:37.105978  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6
 1205 23:48:37.106032  0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0
 1206 23:48:37.106087  0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1
 1207 23:48:37.106141  0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0
 1208 23:48:37.106195  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6
 1209 23:48:37.106249  MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e
 1210 23:48:37.106302  MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e
 1211 23:48:37.106354  MTRR: Fixed MSR 0x259 0x0000000000000000
 1212 23:48:37.106406  MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e
 1213 23:48:37.106464  MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e
 1214 23:48:37.106517  MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e
 1215 23:48:37.106570  MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e
 1216 23:48:37.106623  MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e
 1217 23:48:37.106683  MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e
 1218 23:48:37.106736  MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e
 1219 23:48:37.106788  MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e
 1220 23:48:37.106842  call enable_fixed_mtrr()
 1221 23:48:37.106895  CPU physical address size: 48 bits
 1222 23:48:37.106947  MTRR: default type WB/UC MTRR counts: 8/6.
 1223 23:48:37.106999  MTRR: UC selected as default type.
 1224 23:48:37.107051  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6
 1225 23:48:37.107103  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6
 1226 23:48:37.107163  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6
 1227 23:48:37.107216  MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1
 1228 23:48:37.107269  MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1
 1229 23:48:37.107322  MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6
 1230 23:48:37.107380  
 1231 23:48:37.107434  MTRR check
 1232 23:48:37.107487  Fixed MTRRs   : Enabled
 1233 23:48:37.107540  Variable MTRRs: Enabled
 1234 23:48:37.107592  
 1235 23:48:37.107644  POST: 0x93
 1236 23:48:37.107696  Will perform SMM setup.
 1237 23:48:37.107749  CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G  .
 1238 23:48:37.107801  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
 1239 23:48:37.107855  Processing 16 relocs. Offset value of 0x00030000
 1240 23:48:37.107912  Attempting to start 1 APs
 1241 23:48:37.107965  Waiting for 10ms after sending INIT.
 1242 23:48:37.108017  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11.
 1243 23:48:37.108074  done.
 1244 23:48:37.108128  Waiting for 2nd SIPI to complete...done.
 1245 23:48:37.108181  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
 1246 23:48:37.108234  Processing 13 relocs. Offset value of 0x00038000
 1247 23:48:37.108293  SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000)
 1248 23:48:37.108347  Installing SMM handler to 0xce800000
 1249 23:48:37.108622  Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18
 1250 23:48:37.108691  Processing 481 relocs. Offset value of 0xce810000
 1251 23:48:37.108747  Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8
 1252 23:48:37.108803  Processing 13 relocs. Offset value of 0xce808000
 1253 23:48:37.108860  SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd
 1254 23:48:37.108914  SMM Module: stub loaded at ce808000. Will call ce81142b(00000000)
 1255 23:48:37.108967  New SMBASE 0xce800000
 1256 23:48:37.109021  Relocation complete.
 1257 23:48:37.109073  New SMBASE 0xce7ffe00
 1258 23:48:37.109127  Relocation complete.
 1259 23:48:37.109179  Initializing CPU #0
 1260 23:48:37.109260  CPU: vendor AMD device 670f00
 1261 23:48:37.109334  CPU: family 15, model 70, stepping 00
 1262 23:48:37.109388  Setting up local APIC... apic_id: 0x10 done.
 1263 23:48:37.109441  CPU #0 initialized
 1264 23:48:37.109494  Initializing CPU #1
 1265 23:48:37.109553  CPU: vendor AMD device 670f00
 1266 23:48:37.109607  CPU: family 15, model 70, stepping 00
 1267 23:48:37.109660  Setting up local APIC... apic_id: 0x11 done.
 1268 23:48:37.109714  CPU #1 initialized
 1269 23:48:37.109766  bsp_do_flight_plan done after 91 msecs.
 1270 23:48:37.109820  MTRR: TEMPORARY Physical address space:
 1271 23:48:37.109872  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1272 23:48:37.109934  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1273 23:48:37.109989  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6
 1274 23:48:37.110044  0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0
 1275 23:48:37.110102  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5
 1276 23:48:37.110158  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6
 1277 23:48:37.110212  MTRR: default type WB/UC MTRR counts: 7/5.
 1278 23:48:37.110265  MTRR: UC selected as default type.
 1279 23:48:37.110320  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6
 1280 23:48:37.110374  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6
 1281 23:48:37.110427  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6
 1282 23:48:37.110479  MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5
 1283 23:48:37.110532  MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6
 1284 23:48:37.110584  CPU_CLUSTER: 0 init finished in 346097 usecs
 1285 23:48:37.110637  POST: 0x75
 1286 23:48:37.110689  POST: 0x75
 1287 23:48:37.110746  POST: 0x75
 1288 23:48:37.110799  POST: 0x75
 1289 23:48:37.110852  POST: 0x75
 1290 23:48:37.110905  POST: 0x75
 1291 23:48:37.110964  POST: 0x75
 1292 23:48:37.111017  POST: 0x75
 1293 23:48:37.111069  PCI: 00:00.0 init ...
 1294 23:48:37.111125  PCI: 00:00.0 init finished in 2003 usecs
 1295 23:48:37.111180  POST: 0x75
 1296 23:48:37.111232  POST: 0x75
 1297 23:48:37.111284  PCI: 00:01.0 init ...
 1298 23:48:37.111339  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1299 23:48:37.111391  CBFS: Locating 'pci1002,98e4.rom'
 1300 23:48:37.111444  CBFS: Found @ offset 92c00 size fe00
 1301 23:48:37.111497  Mapping PCI device 100298e4 to 100298e0
 1302 23:48:37.111549  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1303 23:48:37.111602  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1304 23:48:37.111655  PCI ROM image, vendor ID 1002, device ID 98e0,
 1305 23:48:37.111708  PCI ROM image, Class Code 030000, Code Type 00
 1306 23:48:37.111761  Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes
 1307 23:48:37.111813  Real mode stub @00000600: 867 bytes
 1308 23:48:37.111865  Calling Option ROM...
 1309 23:48:37.111922  ... Option ROM returned.
 1310 23:48:37.111977  VBE: Getting information about VESA mode 41d2
 1311 23:48:37.112029  VBE: resolution:  1366x768@16
 1312 23:48:37.112082  VBE: framebuffer: f0000000
 1313 23:48:37.112140  VBE: Setting VESA mode 41d2
 1314 23:48:37.112194  VGA Option ROM was run
 1315 23:48:37.112246  PCI: 00:01.0 init finished in 108204 usecs
 1316 23:48:37.112299  POST: 0x75
 1317 23:48:37.112354  PCI: 00:01.1 init ...
 1318 23:48:37.112406  PCI: 00:01.1 init finished in 2002 usecs
 1319 23:48:37.112459  POST: 0x75
 1320 23:48:37.112511  PCI: 00:02.0 init ...
 1321 23:48:37.112563  PCI: 00:02.0 init finished in 2002 usecs
 1322 23:48:37.112615  POST: 0x75
 1323 23:48:37.112667  POST: 0x75
 1324 23:48:37.112719  POST: 0x75
 1325 23:48:37.112772  POST: 0x75
 1326 23:48:37.112823  POST: 0x75
 1327 23:48:37.112875  POST: 0x75
 1328 23:48:37.112928  PCI: 00:03.0 init ...
 1329 23:48:37.112980  PCI: 00:03.0 init finished in 2002 usecs
 1330 23:48:37.113032  POST: 0x75
 1331 23:48:37.113084  PCI: 00:08.0 init ...
 1332 23:48:37.113137  PCI: 00:08.0 init finished in 2002 usecs
 1333 23:48:37.113189  POST: 0x75
 1334 23:48:37.113242  PCI: 00:09.0 init ...
 1335 23:48:37.113329  PCI: 00:09.0 init finished in 2002 usecs
 1336 23:48:37.113382  POST: 0x75
 1337 23:48:37.113434  POST: 0x75
 1338 23:48:37.113486  PCI: 00:10.0 init ...
 1339 23:48:37.113538  PCI: 00:10.0 init finished in 2002 usecs
 1340 23:48:37.113591  POST: 0x75
 1341 23:48:37.113642  POST: 0x75
 1342 23:48:37.113694  PCI: 00:12.0 init ...
 1343 23:48:37.113747  PCI: 00:12.0 init finished in 2003 usecs
 1344 23:48:37.113799  POST: 0x75
 1345 23:48:37.113852  PCI: 00:14.0 init ...
 1346 23:48:37.113904  IOAPIC: Initializing IOAPIC at 0xfec00000
 1347 23:48:37.113957  IOAPIC: Bootstrap Processor Local APIC = 0x10
 1348 23:48:37.114009  IOAPIC: ID = 0x04
 1349 23:48:37.114061  IOAPIC: Dumping registers
 1350 23:48:37.114114    reg 0x0000: 0x04000000
 1351 23:48:37.114166    reg 0x0001: 0x00178021
 1352 23:48:37.114219    reg 0x0002: 0x04000000
 1353 23:48:37.114271  IOAPIC: 24 interrupts
 1354 23:48:37.114323  IOAPIC: Enabling interrupts on FSB
 1355 23:48:37.114375  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700
 1356 23:48:37.114427  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000
 1357 23:48:37.114480  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000
 1358 23:48:37.114533  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000
 1359 23:48:37.114586  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000
 1360 23:48:37.114638  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000
 1361 23:48:37.114691  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000
 1362 23:48:37.114744  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000
 1363 23:48:37.114796  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000
 1364 23:48:37.115061  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000
 1365 23:48:37.115122  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000
 1366 23:48:37.115181  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000
 1367 23:48:37.115235  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000
 1368 23:48:37.115288  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000
 1369 23:48:37.115342  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000
 1370 23:48:37.115395  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000
 1371 23:48:37.115449  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000
 1372 23:48:37.115502  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000
 1373 23:48:37.115555  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000
 1374 23:48:37.115607  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000
 1375 23:48:37.115660  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000
 1376 23:48:37.115712  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000
 1377 23:48:37.115765  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000
 1378 23:48:37.115817  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000
 1379 23:48:37.115870  PCI: 00:14.0 init finished in 133959 usecs
 1380 23:48:37.115922  POST: 0x75
 1381 23:48:37.115975  PCI: 00:14.3 init ...
 1382 23:48:37.116027  RTC Init
 1383 23:48:37.116079  PCI: 00:14.3 init finished in 2962 usecs
 1384 23:48:37.116132  POST: 0x75
 1385 23:48:37.116184  PCI: 00:14.7 init ...
 1386 23:48:37.116236  PCI: 00:14.7 init finished in 2002 usecs
 1387 23:48:37.116288  POST: 0x75
 1388 23:48:37.116340  PCI: 00:18.0 init ...
 1389 23:48:37.116392  IOAPIC: Initializing IOAPIC at 0xfec20000
 1390 23:48:37.116445  IOAPIC: Bootstrap Processor Local APIC = 0x10
 1391 23:48:37.116498  IOAPIC: ID = 0x05
 1392 23:48:37.116550  IOAPIC: Dumping registers
 1393 23:48:37.116603    reg 0x0000: 0x05000000
 1394 23:48:37.116655    reg 0x0001: 0x001f8021
 1395 23:48:37.116708    reg 0x0002: 0x00000000
 1396 23:48:37.116760  IOAPIC: 32 interrupts
 1397 23:48:37.116813  IOAPIC: Enabling interrupts on FSB
 1398 23:48:37.116865  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700
 1399 23:48:37.116918  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000
 1400 23:48:37.116971  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000
 1401 23:48:37.117024  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000
 1402 23:48:37.117076  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000
 1403 23:48:37.117128  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000
 1404 23:48:37.117181  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000
 1405 23:48:37.117233  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000
 1406 23:48:37.117324  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000
 1407 23:48:37.117389  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000
 1408 23:48:37.117441  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000
 1409 23:48:37.117495  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000
 1410 23:48:37.117548  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000
 1411 23:48:37.117600  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000
 1412 23:48:37.117846  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000
 1413 23:48:37.120113  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000
 1414 23:48:37.123545  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000
 1415 23:48:37.130274  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000
 1416 23:48:37.133606  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000
 1417 23:48:37.136193  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000
 1418 23:48:37.142871  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000
 1419 23:48:37.146196  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000
 1420 23:48:37.152741  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000
 1421 23:48:37.155994  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000
 1422 23:48:37.159385  IOAPIC: reg 0x00000018 value 0x00000000 0x00010000
 1423 23:48:37.165918  IOAPIC: reg 0x00000019 value 0x00000000 0x00010000
 1424 23:48:37.169419  IOAPIC: reg 0x0000001a value 0x00000000 0x00010000
 1425 23:48:37.172874  IOAPIC: reg 0x0000001b value 0x00000000 0x00010000
 1426 23:48:37.179306  IOAPIC: reg 0x0000001c value 0x00000000 0x00010000
 1427 23:48:37.182541  IOAPIC: reg 0x0000001d value 0x00000000 0x00010000
 1428 23:48:37.189230  IOAPIC: reg 0x0000001e value 0x00000000 0x00010000
 1429 23:48:37.192764  IOAPIC: reg 0x0000001f value 0x00000000 0x00010000
 1430 23:48:37.196144  PCI: 00:18.0 init finished in 170065 usecs
 1431 23:48:37.196319  POST: 0x75
 1432 23:48:37.198730  PCI: 00:18.1 init ...
 1433 23:48:37.202108  PCI: 00:18.1 init finished in 2002 usecs
 1434 23:48:37.205492  POST: 0x75
 1435 23:48:37.205695  PCI: 00:18.2 init ...
 1436 23:48:37.208762  PCI: 00:18.2 init finished in 2002 usecs
 1437 23:48:37.211997  POST: 0x75
 1438 23:48:37.212115  PCI: 00:18.3 init ...
 1439 23:48:37.215437  PCI: 00:18.3 init finished in 2002 usecs
 1440 23:48:37.218663  POST: 0x75
 1441 23:48:37.218800  PCI: 00:18.4 init ...
 1442 23:48:37.222081  PCI: 00:18.4 init finished in 2002 usecs
 1443 23:48:37.225417  POST: 0x75
 1444 23:48:37.225591  PCI: 00:18.5 init ...
 1445 23:48:37.228737  PCI: 00:18.5 init finished in 2002 usecs
 1446 23:48:37.232149  POST: 0x75
 1447 23:48:37.232357  PCI: 01:00.0 init ...
 1448 23:48:37.235546  PCI: 01:00.0 init finished in 2002 usecs
 1449 23:48:37.238921  POST: 0x75
 1450 23:48:37.239234  PCI: 02:00.0 init ...
 1451 23:48:37.244994  BayHub BH720: Power-saving enabled (link_ctrl=0x110103)
 1452 23:48:37.248611  PCI: 02:00.0 init finished in 7127 usecs
 1453 23:48:37.249229  POST: 0x75
 1454 23:48:37.251578  PNP: 0c09.0 init ...
 1455 23:48:37.254874  Google Chrome EC: Hello got back 11223344 status (0)
 1456 23:48:37.258861  Google Chrome EC: version:
 1457 23:48:37.262131      ro: careena_v2.0.11488-7215d6e0e4
 1458 23:48:37.265575      rw: careena_v2.0.11488-7215d6e0e4
 1459 23:48:37.268886    running image: 1
 1460 23:48:37.272357  Google Chrome EC uptime: 5.803 seconds
 1461 23:48:37.275595  Google Chrome AP resets since EC boot: 0
 1462 23:48:37.278691  Google Chrome most recent AP reset causes:
 1463 23:48:37.285110  Google Chrome EC reset flags at last EC boot: reset-pin
 1464 23:48:37.288303  PNP: 0c09.0 init finished in 34471 usecs
 1465 23:48:37.288779  POST: 0x75
 1466 23:48:37.291784  POST: 0x75
 1467 23:48:37.292213  POST: 0x75
 1468 23:48:37.292603  POST: 0x75
 1469 23:48:37.295029  POST: 0x75
 1470 23:48:37.295456  POST: 0x75
 1471 23:48:37.295855  POST: 0x75
 1472 23:48:37.298344  Devices initialized
 1473 23:48:37.301738  Show all devs... After init.
 1474 23:48:37.302234  Root Device: enabled 1
 1475 23:48:37.304986  CPU_CLUSTER: 0: enabled 1
 1476 23:48:37.308294  DOMAIN: 0000: enabled 1
 1477 23:48:37.308724  MMIO: fedc2000: enabled 1
 1478 23:48:37.311640  MMIO: fedc3000: enabled 1
 1479 23:48:37.314886  MMIO: fedc4000: enabled 1
 1480 23:48:37.315320  MMIO: fedc5000: enabled 1
 1481 23:48:37.318206  APIC: 10: enabled 1
 1482 23:48:37.320958  PCI: 00:00.0: enabled 1
 1483 23:48:37.321426  PCI: 00:00.2: enabled 0
 1484 23:48:37.324213  PCI: 00:01.0: enabled 1
 1485 23:48:37.327605  PCI: 00:01.1: enabled 1
 1486 23:48:37.328048  PCI: 00:02.0: enabled 1
 1487 23:48:37.330885  PCI: 00:02.1: enabled 0
 1488 23:48:37.334223  PCI: 00:02.2: enabled 1
 1489 23:48:37.334608  PCI: 00:02.3: enabled 0
 1490 23:48:37.337585  PCI: 00:02.4: enabled 1
 1491 23:48:37.341021  PCI: 00:02.5: enabled 0
 1492 23:48:37.341498  PCI: 00:08.0: enabled 1
 1493 23:48:37.344313  PCI: 00:09.0: enabled 1
 1494 23:48:37.347695  PCI: 00:09.2: enabled 0
 1495 23:48:37.348151  PCI: 00:10.0: enabled 1
 1496 23:48:37.351029  PCI: 00:11.0: enabled 0
 1497 23:48:37.354198  PCI: 00:12.0: enabled 1
 1498 23:48:37.354631  PCI: 00:14.0: enabled 1
 1499 23:48:37.357481  PCI: 00:14.3: enabled 1
 1500 23:48:37.360676  PCI: 00:14.7: enabled 1
 1501 23:48:37.361108  PCI: 00:18.0: enabled 1
 1502 23:48:37.363981  PCI: 00:18.1: enabled 1
 1503 23:48:37.367442  PCI: 00:18.2: enabled 1
 1504 23:48:37.367873  PCI: 00:18.3: enabled 1
 1505 23:48:37.370831  PCI: 00:18.4: enabled 1
 1506 23:48:37.374148  PCI: 00:18.5: enabled 1
 1507 23:48:37.374601  GENERIC: 0.0: enabled 1
 1508 23:48:37.377644  I2C: 01:1a: enabled 1
 1509 23:48:37.380723  GENERIC: 0.1: enabled 1
 1510 23:48:37.381155  I2C: 02:50: enabled 1
 1511 23:48:37.383537  I2C: 03:15: enabled 1
 1512 23:48:37.383970  I2C: 04:39: enabled 1
 1513 23:48:37.386841  I2C: 04:10: enabled 1
 1514 23:48:37.391015  PCI: 02:00.0: enabled 1
 1515 23:48:37.391555  PNP: 0c09.0: enabled 1
 1516 23:48:37.393338  PCI: 00:03.0: enabled 1
 1517 23:48:37.396768  PCI: 01:00.0: enabled 1
 1518 23:48:37.397200  APIC: 11: enabled 1
 1519 23:48:37.403525  BS: BS_DEV_INIT times (us): entry 0 run 1072406 exit 150
 1520 23:48:37.409916  ELOG: Event(A1) added with size 10 at 2022-08-16 23:48:34 UTC
 1521 23:48:37.416607  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1522 23:48:37.420015  ELOG: Event(A0) added with size 9 at 2022-08-16 23:48:34 UTC
 1523 23:48:37.426881  elog_add_boot_reason: Logged dev mode boot
 1524 23:48:37.427429  POST: 0x76
 1525 23:48:37.427771  Finalize devices...
 1526 23:48:37.429556  Devices finalized
 1527 23:48:37.432994  FMAP: area RW_NVRAM found @ 467000 (20480 bytes)
 1528 23:48:37.436078  agesawrapper_amdinitlate() entry
 1529 23:48:37.455614  DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate
 1530 23:48:37.458662  agesawrapper_amdinitlate() returned AGESA_SUCCESS
 1531 23:48:37.461961  agesawrapper_amdinitrtb() entry
 1532 23:48:37.468464  agesawrapper_amdinitrtb() returned AGESA_SUCCESS
 1533 23:48:37.471913  BS: BS_POST_DEVICE times (us): entry 22180 run 4547 exit 37889
 1534 23:48:37.477731  FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes)
 1535 23:48:37.480964  MRC: Checking cached data update for 'RW_MRC_CACHE'.
 1536 23:48:37.487719  MRC: cache data 'RW_MRC_CACHE' needs update.
 1537 23:48:37.501697  ELOG: Event(AA) added with size 11 at 2022-08-16 23:48:34 UTC
 1538 23:48:37.505033  POST: 0x77
 1539 23:48:37.508400  BS: BS_OS_RESUME_CHECK times (us): entry 29688 run 1059 exit 0
 1540 23:48:37.511637  POST: 0x79
 1541 23:48:37.512064  POST: 0x9c
 1542 23:48:37.518724  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1543 23:48:37.519154  CBFS: Locating 'fallback/dsdt.aml'
 1544 23:48:37.525385  CBFS: Found @ offset a6cc0 size 3b94
 1545 23:48:37.528656  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1546 23:48:37.532060  CBFS: Locating 'fallback/slic'
 1547 23:48:37.534706  CBFS: 'fallback/slic' not found.
 1548 23:48:37.538046  ACPI: Writing ACPI tables at cde2e000.
 1549 23:48:37.538476  ACPI:    * FACS
 1550 23:48:37.541287  ACPI:    * DSDT
 1551 23:48:37.544526  Ramoops buffer: 0x100000@0xcdd2e000.
 1552 23:48:37.548000  ACPI:    * FADT
 1553 23:48:37.548445  pm_base: 0x0400
 1554 23:48:37.551402  ACPI: added table 1/32, length now 40
 1555 23:48:37.554617  ACPI:     * SSDT
 1556 23:48:37.557920  ACPI \_PR report 2 core(s)
 1557 23:48:37.561286  dw_i2c: bad counts. hcnt = -1 lcnt = 9
 1558 23:48:37.564549  dw_i2c: bad counts. hcnt = -1 lcnt = 13
 1559 23:48:37.567830  dw_i2c: bad counts. hcnt = -13 lcnt = 11
 1560 23:48:37.570500  dw_i2c: bad counts. hcnt = -7 lcnt = 16
 1561 23:48:37.577205  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1562 23:48:37.577722  CBFS: Locating 'pci1002,98e4.rom'
 1563 23:48:37.583668  CBFS: Found @ offset 92c00 size fe00
 1564 23:48:37.587069  Mapping PCI device 100298e4 to 100298e0
 1565 23:48:37.590490  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1566 23:48:37.597173  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1567 23:48:37.600579  PCI ROM image, vendor ID 1002, device ID 98e0,
 1568 23:48:37.604027  PCI ROM image, Class Code 030000, Code Type 00
 1569 23:48:37.611972  \_SB.I2CA.ADAU: Analog Digital DMIC
 1570 23:48:37.618931  \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0
 1571 23:48:37.625686  \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier
 1572 23:48:37.629351  \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50
 1573 23:48:37.632356  \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15
 1574 23:48:37.635355  \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39
 1575 23:48:37.641793  \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10
 1576 23:48:37.645092  ACPI: added table 2/32, length now 44
 1577 23:48:37.645566  ACPI:    * MCFG
 1578 23:48:37.648428  ACPI: added table 3/32, length now 48
 1579 23:48:37.651881  ACPI:    * TCPA
 1580 23:48:37.652372  TCPA log created at cdd0e000
 1581 23:48:37.654876  ACPI: added table 4/32, length now 52
 1582 23:48:37.658268  ACPI:    * MADT
 1583 23:48:37.661560  ACPI: added table 5/32, length now 56
 1584 23:48:37.664820  current = cde32e10
 1585 23:48:37.668243  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1586 23:48:37.671111  CBFS: Locating 'pci1002,98e4.rom'
 1587 23:48:37.674406  CBFS: Found @ offset 92c00 size fe00
 1588 23:48:37.677582  Mapping PCI device 100298e4 to 100298e0
 1589 23:48:37.684504  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1590 23:48:37.687708  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1591 23:48:37.694282  PCI ROM image, vendor ID 1002, device ID 98e0,
 1592 23:48:37.697817  PCI ROM image, Class Code 030000, Code Type 00
 1593 23:48:37.701284  ACPI:    * VFCT at cde32e10
 1594 23:48:37.704045             Copying initialized VBIOS image from 000c0000
 1595 23:48:37.707628  ACPI: added table 6/32, length now 60
 1596 23:48:37.710884  ACPI:    * HPET
 1597 23:48:37.714153  ACPI: added table 7/32, length now 64
 1598 23:48:37.717525  ACPI: added table 8/32, length now 68
 1599 23:48:37.720901  ACPI:    * IVRS at cde42e90
 1600 23:48:37.724079    AGESA IVRS table NULL. Skipping.
 1601 23:48:37.724575  ACPI:    * SRAT at cde42e90
 1602 23:48:37.727712    AGESA SRAT table NULL. Skipping.
 1603 23:48:37.730721  ACPI:   * SLIT at cde42e90
 1604 23:48:37.734084    AGESA SLIT table NULL. Skipping.
 1605 23:48:37.737400  ACPI:  * AGESA ALIB SSDT at cde42e90
 1606 23:48:37.740691  ACPI: added table 9/32, length now 72
 1607 23:48:37.743997  ACPI:    * SSDT at cde479f0
 1608 23:48:37.747466  ACPI: added table 10/32, length now 76
 1609 23:48:37.750256  ACPI:    * SSDT for PState at cde47e2c
 1610 23:48:37.750785  ACPI: done.
 1611 23:48:37.753548  ACPI tables: 106032 bytes.
 1612 23:48:37.756651  smbios_write_tables: cdd0d000
 1613 23:48:37.757085  Create SMBIOS type 17
 1614 23:48:37.760536  SMBIOS tables: 539 bytes.
 1615 23:48:37.763170  Writing table forward entry at 0x00000500
 1616 23:48:37.769860  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9
 1617 23:48:37.773376  Writing coreboot table at 0xcde52000
 1618 23:48:37.779996   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1619 23:48:37.783305   1. 0000000000001000-000000000009ffff: RAM
 1620 23:48:37.786620   2. 00000000000a0000-00000000000fffff: RESERVED
 1621 23:48:37.790045   3. 0000000000100000-00000000cdd0cfff: RAM
 1622 23:48:37.796495   4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES
 1623 23:48:37.799239   5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE
 1624 23:48:37.806007   6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES
 1625 23:48:37.809357   7. 00000000ce000000-00000000cfffffff: RESERVED
 1626 23:48:37.812770   8. 00000000f8000000-00000000fbffffff: RESERVED
 1627 23:48:37.816032   9. 0000000100000000-000000012effffff: RAM
 1628 23:48:37.819343  Passing 5 GPIOs to payload:
 1629 23:48:37.825951              NAME |       PORT | POLARITY |     VALUE
 1630 23:48:37.829711     write protect |  undefined |     high |       low
 1631 23:48:37.836374          recovery |  undefined |     high |       low
 1632 23:48:37.838916               lid |  undefined |     high |      high
 1633 23:48:37.842278             power |  undefined |     high |       low
 1634 23:48:37.849027          EC in RW | 0x0000000f |     high |       low
 1635 23:48:37.849517  Board ID: 6
 1636 23:48:37.852504  SKU ID: 17
 1637 23:48:37.855434  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1638 23:48:37.862245  Wrote coreboot table at: cde52000, 0x538 bytes, checksum 69ca
 1639 23:48:37.864819  coreboot table: 1360 bytes.
 1640 23:48:37.868145  IMD ROOT    0. cdfff000 00001000
 1641 23:48:37.868232  IMD SMALL   1. cdffe000 00001000
 1642 23:48:37.871473  CONSOLE     2. cdfde000 00020000
 1643 23:48:37.875026  TIME STAMP  3. cdfdd000 00000910
 1644 23:48:37.878294  VBOOT       4. cdfdc000 00000c0c
 1645 23:48:37.881889  ACPISCRATCH 5. cdfac000 00030000
 1646 23:48:37.885177  ROMSTG STCK 6. cdfab000 00000400
 1647 23:48:37.888519  AFTER CAR   7. cdfa1000 0000a000
 1648 23:48:37.891709  RAMSTAGE    8. cde9e000 00103000
 1649 23:48:37.895174  REFCODE     9. cde6c000 00032000
 1650 23:48:37.898351  ACPI GNVS  10. cde6b000 00001000
 1651 23:48:37.901416  SMM BACKUP 11. cde5b000 00010000
 1652 23:48:37.904679  MRC DATA   12. cde5a000 00000e75
 1653 23:48:37.905113  COREBOOT   13. cde52000 00008000
 1654 23:48:37.908287  ACPI       14. cde2e000 00024000
 1655 23:48:37.911359  RAMOOPS    15. cdd2e000 00100000
 1656 23:48:37.914261  VGA ROM #0 16. cdd1e000 0000fe00
 1657 23:48:37.917469  TCPA TCGLOG17. cdd0e000 00010000
 1658 23:48:37.920660  SMBIOS     18. cdd0d000 00000800
 1659 23:48:37.924005  IMD small region:
 1660 23:48:37.927425    IMD ROOT    0. cdffec00 00000400
 1661 23:48:37.927515    VBOOT SEL   1. cdffebe0 00000008
 1662 23:48:37.930593    EC HOSTEVENT 2. cdffebc0 00000008
 1663 23:48:37.934108    ROMSTAGE    3. cdffeba0 00000004
 1664 23:48:37.937239    VPD         4. cdffeb60 00000036
 1665 23:48:37.940725    POWER STATE 5. cdffeb40 00000010
 1666 23:48:37.943554    MEM INFO    6. cdffe9e0 00000149
 1667 23:48:37.947022    COREBOOTFWD 7. cdffe9a0 00000028
 1668 23:48:37.953777  BS: BS_WRITE_TABLES times (us): entry 2 run 438428 exit 1
 1669 23:48:37.954212  POST: 0x7a
 1670 23:48:37.960676  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1671 23:48:37.963884  CBFS: Locating 'fallback/payload'
 1672 23:48:37.967288  CBFS: Found @ offset 1ae180 size 39f90
 1673 23:48:37.970503  Loading segment from ROM address 0xfff9e1b8
 1674 23:48:37.973899    code (compression=0)
 1675 23:48:37.980560    New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58
 1676 23:48:37.983318  Loading segment from ROM address 0xfff9e1d4
 1677 23:48:37.986471    Entry Point 0x30104020
 1678 23:48:37.996473  Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58
 1679 23:48:37.999960  lb: [0x00000000cde9f000, 0x00000000cdfa09d8)
 1680 23:48:38.006614  Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58
 1681 23:48:38.009939  it's not compressed!
 1682 23:48:38.035003  [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0
 1683 23:48:38.041858  Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938
 1684 23:48:38.045075  dest 30104020, end 303588b0, bouncebuffer ffffffff
 1685 23:48:38.047799  Loaded segments
 1686 23:48:38.048391  Lock SMM configuration
 1687 23:48:38.051040  POST: 0xfe
 1688 23:48:38.054346  BS: BS_PAYLOAD_LOAD times (us): entry 227 run 92760 exit 3314
 1689 23:48:38.057635  PSP: Notify that POST is finishing... OK
 1690 23:48:38.060905  POST: 0x7b
 1691 23:48:38.064333  mp_park_aps done after 0 msecs.
 1692 23:48:38.067551  Jumping to boot code at 30104020(cde52000)
 1693 23:48:38.067983  POST: 0xf8
 1694 23:48:38.074284  CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes
 1695 23:48:38.080077  
 1696 23:48:38.080528  
 1697 23:48:38.080921  Starting depthcharge on grunt...
 1698 23:48:38.081775  end: 2.2.3 depthcharge-start (duration 00:00:13) [common]
 1699 23:48:38.082364  start: 2.2.4 bootloader-commands (timeout 00:04:47) [common]
 1700 23:48:38.082898  Setting prompt string to ['grunt:']
 1701 23:48:38.083306  bootloader-commands: Wait for prompt ['grunt:'] (timeout 00:04:47)
 1702 23:48:38.087298  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1703 23:48:38.096787  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1704 23:48:38.100078  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1705 23:48:38.107981  [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28
 1706 23:48:38.108497  
 1707 23:48:38.109383  Setting prompt string to ['grunt:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.']
 1709 23:48:38.210987  grunt: tftpboot 192.168.201.1 7055397/tftp-deploy-5zp_iovm/kernel/bzImage 7055397/tftp-deploy-5zp_iovm/kernel/cmdline 7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
 1710 23:48:38.211579  Setting prompt string to 'Starting kernel'
 1711 23:48:38.211941  Setting prompt string to ['Starting kernel']
 1712 23:48:38.212276  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.']
 1713 23:48:38.212813  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.'] (timeout 00:04:47)
 1714 23:48:49.814607  tftpboot 192.168.201.1 7055397/tftp-deploy-5zp_iovm/kernel/bzImage m/kernel/cmdline 7055397/tftp-deploy-5zp_iovm/ramdisk/ramdisk.cpio.gz
 1715 23:48:49.814739  Waiting for link
 1716 23:48:49.814809  R8152: Initializing
 1717 23:48:49.814880  Version 9 (ocp_data = 6010)
 1718 23:48:49.814983  R8152: Done initializing
 1719 23:48:49.815041  Adding net device
 1720 23:48:49.815118  R8152: Initializing
 1721 23:48:49.815174  Version 9 (ocp_data = 6010)
 1722 23:48:49.815229  R8152: Done initializing
 1723 23:48:49.815293  net_add_device: Attemp to include the same device
 1724 23:48:49.815358  done.
 1725 23:48:49.815413  MAC: 00:e0:4c:75:03:51
 1726 23:48:49.815471  Sending DHCP discover... done.
 1727 23:48:49.815524  Waiting for reply... done.
 1728 23:48:49.815584  Sending DHCP request... done.
 1729 23:48:49.815638  Waiting for reply... done.
 1730 23:48:49.815706  My ip is 192.168.201.13
 1731 23:48:49.815773  The DHCP server ip is 192.168.201.1
 1732 23:48:49.815832  TFTP server IP predefined by user: 192.168.201.1
 1733 23:48:49.815886  Bootfile predefined by user: 7055397/tftp-deploy-5zp_iovm/kernel/bzImage
 1734 23:48:49.815939  Sending tftp read request... done.
 1735 23:48:49.815992  Waiting for the transfer... 
 1736 23:48:49.816045  00000000 ################################################################
 1737 23:48:49.816107  00080000 ################################################################
 1738 23:48:49.816162  00100000 ################################################################
 1739 23:48:49.816216  00180000 ################################################################
 1740 23:48:49.816271  00200000 ################################################################
 1741 23:48:49.816339  00280000 ################################################################
 1742 23:48:49.816395  00300000 ################################################################
 1743 23:48:49.816449  00380000 ################################################################
 1744 23:48:49.816503  00400000 ################################################################
 1745 23:48:49.816562  00480000 ################################################################
 1746 23:48:49.816632  00500000 ################################################################
 1747 23:48:49.816695  00580000 ################################################################
 1748 23:48:49.816751  00600000 ################################################################
 1749 23:48:49.816812  00680000 ################################################################
 1750 23:48:49.816866  00700000 ################################################################
 1751 23:48:49.816920  00780000 ################################################################
 1752 23:48:49.816974  00800000 ################################################################
 1753 23:48:49.817028  00880000 ################################################################
 1754 23:48:49.817089  00900000 ################################################################
 1755 23:48:49.817143  00980000 ################################################################
 1756 23:48:49.817197  00a00000 ################################################################
 1757 23:48:49.817251  00a80000 ################################################################
 1758 23:48:49.817353  00b00000 ################################################################
 1759 23:48:49.817408  00b80000 ################################################################
 1760 23:48:49.817461  00c00000 ################################################################ done.
 1761 23:48:49.817515  The bootfile was 13099008 bytes long.
 1762 23:48:49.817574  Sending tftp read request... done.
 1763 23:48:49.817627  Waiting for the transfer... 
 1764 23:48:49.817679  00000000 ################################################################
 1765 23:48:49.817734  00080000 ################################################################
 1766 23:48:49.817793  00100000 ################################################################
 1767 23:48:49.817848  00180000 ################################################################
 1768 23:48:49.817902  00200000 ################################################################
 1769 23:48:49.817956  00280000 ################################################################
 1770 23:48:49.818017  00300000 ################################################################
 1771 23:48:49.818072  00380000 ################################################################
 1772 23:48:49.818126  00400000 ################################################################
 1773 23:48:49.818179  00480000 ################################################################
 1774 23:48:49.818239  00500000 ################################################################
 1775 23:48:49.818293  00580000 ################################################################
 1776 23:48:49.964742  00600000 ################################################################
 1777 23:48:50.246494  00680000 ################################################################
 1778 23:48:50.513910  00700000 ################################################################
 1779 23:48:50.780081  00780000 ################################################################
 1780 23:48:50.837416  00800000 ############### done.
 1781 23:48:50.840718  Sending tftp read request... done.
 1782 23:48:50.844077  Waiting for the transfer... 
 1783 23:48:50.847186  00000000 # done.
 1784 23:48:50.853747  Command line loaded dynamically from TFTP file: 7055397/tftp-deploy-5zp_iovm/kernel/cmdline
 1785 23:48:50.873615  The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1786 23:48:50.883061  Shutting down all USB controllers.
 1787 23:48:50.886357  Removing current net device
 1788 23:48:50.894786  Finalizing coreboot
 1789 23:48:50.894902  
 1790 23:48:50.894986  
 1791 23:48:50.901661  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...
 1792 23:48:50.901777  
 1793 23:48:50.901866  SMI# #0
 1794 23:48:50.907618  Exiting depthcharge with code 4 at timestamp: 18385064
 1795 23:48:50.907751  
 1796 23:48:50.907854  Starting kernel ...
 1797 23:48:50.907950  
 1798 23:48:50.908045  
 1799 23:48:50.908391  end: 2.2.4 bootloader-commands (duration 00:00:13) [common]
 1800 23:48:50.908534  start: 2.2.5 auto-login-action (timeout 00:04:34) [common]
 1801 23:48:50.908642  Setting prompt string to ['Linux version [0-9]']
 1802 23:48:50.908750  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.']
 1803 23:48:50.908857  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.'] (timeout 00:05:00)
 1804 23:48:51.330140  
 1805 23:48:51.330287  
 1806 23:48:51.333383  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...
 1807 23:48:51.333470  
 1808 23:48:51.336086  SMI# #0
 1809 23:48:51.339354  Chrome EC: Set SMI mask to 0x0000000000000000
 1810 23:48:51.342796  Chrome EC: UHEPI supported
 1811 23:48:51.346096  Clearing pending EC events. Error code 1 is expected.
 1812 23:48:51.349510  EC returned error result code 9
 1813 23:48:51.352805  Chrome EC: Set SCI mask to 0x00000000142609fb
 1814 23:48:52.287340  start: 2.2.5.1 login-action (timeout 00:04:33) [common]
 1815 23:48:52.287495  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.
 1816 23:48:52.287584  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:.*?$']
 1817 23:48:52.287666  Using line separator: #'\n'#
 1818 23:48:52.287730  No login prompt set.
 1819 23:48:52.287792  Parsing kernel messages
 1820 23:48:52.287849  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1821 23:48:52.287951  [login-action] Waiting for messages, (timeout 00:04:33)
 1822 23:48:52.306317  [    0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j52215-x86-64-gcc-10-x86-64-defconfig-x86-chromebookc82hg) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Aug 16 23:35:00 UTC 2022
 1823 23:48:52.325877  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1824 23:48:52.335779  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1825 23:48:52.342654  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1826 23:48:52.348601  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1827 23:48:52.355281  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1828 23:48:52.361900  [    0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
 1829 23:48:52.368493  [    0.000000] BIOS-provided physical RAM map:
 1830 23:48:52.375064  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1831 23:48:52.381761  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1832 23:48:52.388135  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1833 23:48:52.394820  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable
 1834 23:48:52.401486  [    0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16
 1835 23:48:52.407505  [    0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved
 1836 23:48:52.413950  [    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
 1837 23:48:52.420585  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable
 1838 23:48:52.427322  [    0.000000] NX (Execute Disable) protection: active
 1839 23:48:52.430686  [    0.000000] SMBIOS 2.7 present.
 1840 23:48:52.434010  [    0.000000] DMI: Google Grunt/Grunt, BIOS  09/05/2019
 1841 23:48:52.440629  [    0.000000] tsc: Fast TSC calibration using PIT
 1842 23:48:52.443320  [    0.000000] tsc: Detected 1596.964 MHz processor
 1843 23:48:52.450146  [    0.000985] last_pfn = 0x12f000 max_arch_pfn = 0x400000000
 1844 23:48:52.456824  [    0.001462] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1845 23:48:52.462894  [    0.002983] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000
 1846 23:48:52.466911  [    0.009263] check: Scanning 1 areas for low memory corruption
 1847 23:48:52.473006  [    0.009274] Using GB pages for direct mapping
 1848 23:48:52.476274  [    0.009621] RAMDISK: [mem 0x377e2000-0x37ffffff]
 1849 23:48:52.482770  [    0.009628] ACPI: Early table checksum verification disabled
 1850 23:48:52.489522  [    0.009635] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4)
 1851 23:48:52.496132  [    0.009644] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1852 23:48:52.505930  [    0.009656] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000)
 1853 23:48:52.511973  [    0.009668] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531)
 1854 23:48:52.518707  [    0.009676] ACPI: FACS 0x00000000CDE2E240 000040
 1855 23:48:52.525160  [    0.009683] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A)
 1856 23:48:52.535196  [    0.009692] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1857 23:48:52.545121  [    0.009699] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000)
 1858 23:48:52.551242  [    0.009707] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000)
 1859 23:48:52.561198  [    0.009715] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1860 23:48:52.567741  [    0.009723] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1861 23:48:52.577720  [    0.009730] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1862 23:48:52.587703  [    0.009738] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD    AGESA    00000002 MSFT 04000000)
 1863 23:48:52.594376  [    0.009746] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD    AGESA    00000001 AMD  00000001)
 1864 23:48:52.600470  [    0.009753] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53]
 1865 23:48:52.610525  [    0.009757] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f]
 1866 23:48:52.617134  [    0.009761] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f]
 1867 23:48:52.623916  [    0.009764] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14]
 1868 23:48:52.629923  [    0.009767] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b]
 1869 23:48:52.636555  [    0.009770] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91]
 1870 23:48:52.643242  [    0.009773] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d]
 1871 23:48:52.653210  [    0.009777] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78]
 1872 23:48:52.659246  [    0.009780] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7]
 1873 23:48:52.665791  [    0.009783] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f]
 1874 23:48:52.672500  [    0.009786] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea]
 1875 23:48:52.679331  [    0.009789] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b]
 1876 23:48:52.682597  [    0.009854] No NUMA configuration found
 1877 23:48:52.689106  [    0.009858] Faking a node at [mem 0x0000000000000000-0x000000012effffff]
 1878 23:48:52.695738  [    0.009865] NODE_DATA(0) allocated [mem 0x12effc000-0x12effffff]
 1879 23:48:52.698310  [    0.009900] Zone ranges:
 1880 23:48:52.705120  [    0.009903]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1881 23:48:52.711616  [    0.009908]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1882 23:48:52.718481  [    0.009913]   Normal   [mem 0x0000000100000000-0x000000012effffff]
 1883 23:48:52.721194  [    0.009917] Movable zone start for each node
 1884 23:48:52.724567  [    0.009920] Early memory node ranges
 1885 23:48:52.731353  [    0.009924]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1886 23:48:52.737912  [    0.009927]   node   0: [mem 0x0000000000100000-0x00000000cdd0cfff]
 1887 23:48:52.744367  [    0.009931]   node   0: [mem 0x0000000100000000-0x000000012effffff]
 1888 23:48:52.750944  [    0.009935] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff]
 1889 23:48:52.757516  [    0.009960] On node 0, zone DMA: 1 pages in unavailable ranges
 1890 23:48:52.764084  [    0.009997] On node 0, zone DMA: 96 pages in unavailable ranges
 1891 23:48:52.770868  [    0.025914] On node 0, zone Normal: 8947 pages in unavailable ranges
 1892 23:48:52.773535  [    0.025986] On node 0, zone Normal: 4096 pages in unavailable ranges
 1893 23:48:52.780258  [    0.026052] ACPI: PM-Timer IO Port: 0x418
 1894 23:48:52.786772  [    0.026066] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
 1895 23:48:52.793377  [    0.026086] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23
 1896 23:48:52.799868  [    0.026096] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55
 1897 23:48:52.806533  [    0.026102] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1898 23:48:52.813198  [    0.026106] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
 1899 23:48:52.819254  [    0.026116] Using ACPI (MADT) for SMP configuration information
 1900 23:48:52.822558  [    0.026121] ACPI: HPET id: 0x10228201 base: 0xfed00000
 1901 23:48:52.829391  [    0.026128] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
 1902 23:48:52.835789  [    0.026148] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1903 23:48:52.842514  [    0.026153] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1904 23:48:52.851850  [    0.026157] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff]
 1905 23:48:52.858552  [    0.026160] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff]
 1906 23:48:52.865197  [    0.026163] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff]
 1907 23:48:52.874695  [    0.026166] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
 1908 23:48:52.881422  [    0.026168] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff]
 1909 23:48:52.888167  [    0.026174] [mem 0xd0000000-0xf7ffffff] available for PCI devices
 1910 23:48:52.897848  [    0.026181] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1911 23:48:52.904497  [    0.033535] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1
 1912 23:48:52.911112  [    0.034074] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576
 1913 23:48:52.917768  [    0.034133] Built 1 zonelists, mobility grouping on.  Total pages: 1019233
 1914 23:48:52.920503  [    0.034137] Policy zone: Normal
 1915 23:48:52.943505  [    0.034149] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1916 23:48:52.953526  [    0.035217] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1917 23:48:52.959533  [    0.035702] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1918 23:48:52.966146  [    0.035733] mem auto-init: stack:off, heap alloc:off, heap free:off
 1919 23:48:52.979387  [    0.070262] Memory: 3945748K/4141744K available (18450K kernel code, 3458K rwdata, 5992K rodata, 1688K init, 11616K bss, 195740K reserved, 0K cma-reserved)
 1920 23:48:52.986022  [    0.070368] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
 1921 23:48:52.992424  [    0.070416] ftrace: allocating 52718 entries in 206 pages
 1922 23:48:52.995605  [    0.099159] ftrace: allocated 206 pages with 5 groups
 1923 23:48:52.998837  [    0.099393] Running RCU self tests
 1924 23:48:53.005420  [    0.099404] rcu: Hierarchical RCU implementation.
 1925 23:48:53.008662  [    0.099407] rcu: 	RCU event tracing is enabled.
 1926 23:48:53.015455  [    0.099410] rcu: 	RCU lockdep checking is enabled.
 1927 23:48:53.021939  [    0.099414] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.
 1928 23:48:53.025210  [    0.099417] 	Rude variant of Tasks RCU enabled.
 1929 23:48:53.031925  [    0.099420] 	Tracing variant of Tasks RCU enabled.
 1930 23:48:53.037886  [    0.099424] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1931 23:48:53.044579  [    0.099427] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
 1932 23:48:53.051255  [    0.106364] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16
 1933 23:48:53.054599  [    0.106672] random: crng init done
 1934 23:48:53.057962  [    0.106765] Console: colour dummy device 80x25
 1935 23:48:53.061253  [    0.132135] printk: console [ttyS0] enabled
 1936 23:48:53.070652  [    0.132277] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1937 23:48:53.073979  [    0.132532] ... MAX_LOCKDEP_SUBCLASSES:  8
 1938 23:48:53.077245  [    0.132671] ... MAX_LOCK_DEPTH:          48
 1939 23:48:53.083967  [    0.132812] ... MAX_LOCKDEP_KEYS:        8192
 1940 23:48:53.087479  [    0.132959] ... CLASSHASH_SIZE:          4096
 1941 23:48:53.090081  [    0.133106] ... MAX_LOCKDEP_ENTRIES:     32768
 1942 23:48:53.096587  [    0.133255] ... MAX_LOCKDEP_CHAINS:      65536
 1943 23:48:53.099789  [    0.133405] ... CHAINHASH_SIZE:          32768
 1944 23:48:53.106356  [    0.133555]  memory used by lock dependency info: 6365 kB
 1945 23:48:53.109799  [    0.133735]  memory used for stack traces: 4224 kB
 1946 23:48:53.116601  [    0.133895]  per task-struct memory footprint: 1920 bytes
 1947 23:48:53.119790  [    0.134124] ACPI: Core revision 20200925
 1948 23:48:53.129219  [    0.134537] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns
 1949 23:48:53.132559  [    0.134881] APIC: Switch to symmetric I/O mode setup
 1950 23:48:53.139260  [    0.135475] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
 1951 23:48:53.149083  [    0.139873] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704f0e5f17, max_idle_ns: 440795240350 ns
 1952 23:48:53.162470  [    0.140243] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.92 BogoMIPS (lpj=1596964)
 1953 23:48:53.165237  [    0.140593] pid_max: default: 32768 minimum: 301
 1954 23:48:53.168656  [    0.140806] LSM: Security Framework initializing
 1955 23:48:53.175352  [    0.141250] SELinux:  Initializing.
 1956 23:48:53.178191  [    0.141407] LSM support for eBPF active
 1957 23:48:53.184790  [    0.141572] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1958 23:48:53.191480  [    0.141833] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1959 23:48:53.204389  [    0.143039] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable.
 1960 23:48:53.207947  [    0.143324] LVT offset 1 assigned for vector 0xf9
 1961 23:48:53.214527  [    0.143493] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512
 1962 23:48:53.221164  [    0.143690] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0
 1963 23:48:53.230480  [    0.143916] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1964 23:48:53.233964  [    0.144234] Spectre V2 : Mitigation: Retpolines
 1965 23:48:53.240590  [    0.144387] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1966 23:48:53.250361  [    0.144661] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 1967 23:48:53.260332  [    0.144940] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 1968 23:48:53.263615  [    0.145706] Freeing SMP alternatives memory: 44K
 1969 23:48:53.269590  [    0.146456] smpboot: CPU 0 Converting physical 2 to logical die 0
 1970 23:48:53.279552  [    0.248887] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0)
 1971 23:48:53.286256  [    0.249254] Performance Events: Fam15h core perfctr, AMD PMU driver.
 1972 23:48:53.292889  [    0.249488] ... version:                0
 1973 23:48:53.296134  [    0.249629] ... bit width:              48
 1974 23:48:53.299303  [    0.249772] ... generic registers:      6
 1975 23:48:53.305769  [    0.249912] ... value mask:             0000ffffffffffff
 1976 23:48:53.309123  [    0.250095] ... max period:             00007fffffffffff
 1977 23:48:53.315822  [    0.250233] ... fixed-purpose events:   0
 1978 23:48:53.319276  [    0.250373] ... event mask:             000000000000003f
 1979 23:48:53.325275  [    0.250856] rcu: Hierarchical SRCU implementation.
 1980 23:48:53.329229  [    0.252436] smp: Bringing up secondary CPUs ...
 1981 23:48:53.331821  [    0.253165] x86: Booting SMP configuration:
 1982 23:48:53.338594  [    0.253258] .... node  #0, CPUs:      #1
 1983 23:48:53.341836  [    0.254399] smp: Brought up 1 node, 2 CPUs
 1984 23:48:53.345088  [    0.255250] smpboot: Max logical packages: 1
 1985 23:48:53.351873  [    0.255400] smpboot: Total of 2 processors activated (6387.85 BogoMIPS)
 1986 23:48:53.355157  [    0.256664] devtmpfs: initialized
 1987 23:48:53.361188  [    0.256664] x86/mm: Memory block size: 128MB
 1988 23:48:53.371203  [    0.260339] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 1989 23:48:53.378004  [    0.260577] futex hash table entries: 512 (order: 4, 65536 bytes, linear)
 1990 23:48:53.380663  [    0.261271] pinctrl core: initialized pinctrl subsystem
 1991 23:48:53.387305  [    0.261677] PM: RTC time: 23:48:48, date: 2022-08-16
 1992 23:48:53.390525  [    0.262287] NET: Registered protocol family 16
 1993 23:48:53.397141  [    0.262965] audit: initializing netlink subsys (disabled)
 1994 23:48:53.403680  [    0.263267] audit: type=2000 audit(1660693728.128:1): state=initialized audit_enabled=0 res=1
 1995 23:48:53.410203  [    0.263465] thermal_sys: Registered thermal governor 'step_wise'
 1996 23:48:53.416754  [    0.263469] thermal_sys: Registered thermal governor 'user_space'
 1997 23:48:53.420137  [    0.263760] cpuidle: using governor menu
 1998 23:48:53.423519  [    0.264365] ACPI: bus type PCI registered
 1999 23:48:53.433520  [    0.264752] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000)
 2000 23:48:53.439624  [    0.265070] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820
 2001 23:48:53.449223  [    0.265235] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!)
 2002 23:48:53.455858  [    0.265600] PCI: Using configuration type 1 for base access
 2003 23:48:53.459109  [    0.281545] Kprobes globally optimized
 2004 23:48:53.465704  [    0.282343] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2005 23:48:53.472308  [    0.282486] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2006 23:48:53.482507  [    0.283253] cryptomgr_test (29) used greatest stack depth: 14880 bytes left
 2007 23:48:53.485185  [    0.285501] ACPI: Added _OSI(Module Device)
 2008 23:48:53.488477  [    0.285653] ACPI: Added _OSI(Processor Device)
 2009 23:48:53.495319  [    0.285808] ACPI: Added _OSI(3.0 _SCP Extensions)
 2010 23:48:53.498583  [    0.285972] ACPI: Added _OSI(Processor Aggregator Device)
 2011 23:48:53.504842  [    0.286246] ACPI: Added _OSI(Linux-Dell-Video)
 2012 23:48:53.508154  [    0.286403] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2013 23:48:53.514684  [    0.286589] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2014 23:48:53.521318  [    0.303046] ACPI: 4 ACPI AML tables successfully acquired and loaded
 2015 23:48:53.524680  [    0.313900] ACPI: EC: EC started
 2016 23:48:53.527832  [    0.314033] ACPI: EC: interrupt blocked
 2017 23:48:53.534459  [    0.314635] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2018 23:48:53.540637  [    0.314815] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2019 23:48:53.543975  [    0.315066] ACPI: Interpreter enabled
 2020 23:48:53.547274  [    0.315254] ACPI: (supports S0 S1 S3 S4 S5)
 2021 23:48:53.553769  [    0.315402] ACPI: Using IOAPIC for interrupt routing
 2022 23:48:53.563759  [    0.315611] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2023 23:48:53.567021  [    0.316651] ACPI: Enabled 3 GPEs in block 00 to 1F
 2024 23:48:53.570352  [    0.319331] ACPI: Power Resource [P0U2] (off)
 2025 23:48:53.576431  [    0.319652] ACPI: Power Resource [P3U2] (off)
 2026 23:48:53.579665  [    0.321396] ACPI: Power Resource [P0U3] (off)
 2027 23:48:53.583021  [    0.321677] ACPI: Power Resource [P3U3] (off)
 2028 23:48:53.589695  [    0.331491] ACPI: Power Resource [PRIC] (on)
 2029 23:48:53.593016  [    0.357773] ACPI: Power Resource [PRIC] (on)
 2030 23:48:53.599190  [    0.388895] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2031 23:48:53.608941  [    0.389122] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2032 23:48:53.616149  [    0.389441] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2033 23:48:53.625491  [    0.389728] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge
 2034 23:48:53.635403  [    0.390338] acpi PNP0A08:00: host bridge window expanded to [io  0x0000-0x0cf7 window]; [io  0x03b0-0x03df window] ignored
 2035 23:48:53.642299  [    0.390890] PCI host bridge to bus 0000:00
 2036 23:48:53.648219  [    0.391035] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2037 23:48:53.654743  [    0.391235] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2038 23:48:53.662021  [    0.391467] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
 2039 23:48:53.667915  [    0.391702] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]
 2040 23:48:53.674609  [    0.391937] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]
 2041 23:48:53.681356  [    0.392235] pci_bus 0000:00: root bus resource [bus 00-ff]
 2042 23:48:53.687437  [    0.392479] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000
 2043 23:48:53.690716  [    0.393336] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000
 2044 23:48:53.700940  [    0.393559] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref]
 2045 23:48:53.707477  [    0.393816] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref]
 2046 23:48:53.714187  [    0.394068] pci 0000:00:01.0: reg 0x20: [io  0x1000-0x10ff]
 2047 23:48:53.717035  [    0.394240] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff]
 2048 23:48:53.726802  [    0.394461] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref]
 2049 23:48:53.730214  [    0.394696] pci 0000:00:01.0: enabling Extended Tags
 2050 23:48:53.733472  [    0.394937] pci 0000:00:01.0: supports D1 D2
 2051 23:48:53.740034  [    0.395087] pci 0000:00:01.0: PME# supported from D1 D2 D3hot
 2052 23:48:53.746652  [    0.395607] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300
 2053 23:48:53.753076  [    0.395829] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit]
 2054 23:48:53.759655  [    0.396096] pci 0000:00:01.1: enabling Extended Tags
 2055 23:48:53.763023  [    0.396286] pci 0000:00:01.1: supports D1 D2
 2056 23:48:53.769598  [    0.396673] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000
 2057 23:48:53.775594  [    0.397272] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400
 2058 23:48:53.779115  [    0.397525] pci 0000:00:02.2: enabling Extended Tags
 2059 23:48:53.785669  [    0.397765] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold
 2060 23:48:53.792272  [    0.398350] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400
 2061 23:48:53.795480  [    0.398604] pci 0000:00:02.4: enabling Extended Tags
 2062 23:48:53.802339  [    0.398843] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold
 2063 23:48:53.808739  [    0.399422] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000
 2064 23:48:53.815270  [    0.399889] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000
 2065 23:48:53.821228  [    0.400110] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref]
 2066 23:48:53.827943  [    0.400240] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff]
 2067 23:48:53.834311  [    0.400460] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff]
 2068 23:48:53.841023  [    0.400681] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff]
 2069 23:48:53.847502  [    0.400901] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff]
 2070 23:48:53.854237  [    0.401487] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000
 2071 23:48:53.857489  [    0.401973] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330
 2072 23:48:53.863962  [    0.402206] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit]
 2073 23:48:53.870682  [    0.402604] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold
 2074 23:48:53.877485  [    0.403196] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320
 2075 23:48:53.883640  [    0.403251] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff]
 2076 23:48:53.886909  [    0.403566] pci 0000:00:12.0: supports D1 D2
 2077 23:48:53.893614  [    0.403716] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold
 2078 23:48:53.900346  [    0.404445] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500
 2079 23:48:53.906865  [    0.405023] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100
 2080 23:48:53.913248  [    0.405621] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501
 2081 23:48:53.919940  [    0.405850] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit]
 2082 23:48:53.925968  [    0.406175] pci 0000:00:14.7: PME# supported from D3cold
 2083 23:48:53.929158  [    0.406560] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000
 2084 23:48:53.935884  [    0.407006] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000
 2085 23:48:53.942470  [    0.407466] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000
 2086 23:48:53.949222  [    0.407914] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000
 2087 23:48:53.955212  [    0.408477] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000
 2088 23:48:53.961738  [    0.408915] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000
 2089 23:48:53.968384  [    0.409561] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000
 2090 23:48:53.975127  [    0.409852] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit]
 2091 23:48:53.978379  [    0.410368] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2092 23:48:53.985159  [    0.411040] pci 0000:00:02.2: PCI bridge to [bus 01]
 2093 23:48:53.991306  [    0.411220] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]
 2094 23:48:53.997893  [    0.411440] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501
 2095 23:48:54.004513  [    0.411751] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff]
 2096 23:48:54.011130  [    0.412244] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff]
 2097 23:48:54.017818  [    0.412701] pci 0000:02:00.0: PME# supported from D3hot D3cold
 2098 23:48:54.020977  [    0.416481] pci 0000:00:02.4: PCI bridge to [bus 02]
 2099 23:48:54.027760  [    0.416670] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]
 2100 23:48:54.033653  [    0.418925] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15)
 2101 23:48:54.040235  [    0.419336] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15)
 2102 23:48:54.046858  [    0.419714] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15)
 2103 23:48:54.053593  [    0.420088] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15)
 2104 23:48:54.060115  [    0.420362] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15)
 2105 23:48:54.066743  [    0.420736] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0
 2106 23:48:54.073396  [    0.421053] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0
 2107 23:48:54.079451  [    0.421362] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0
 2108 23:48:54.082823  [    0.425877] ACPI: EC: interrupt unblocked
 2109 23:48:54.086132  [    0.426031] ACPI: EC: event unblocked
 2110 23:48:54.092797  [    0.426167] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2111 23:48:54.096096  [    0.426234] ACPI: EC: GPE=0x3
 2112 23:48:54.102856  [    0.426344] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2113 23:48:54.109519  [    0.426586] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2114 23:48:54.115941  [    0.427313] iommu: Default domain type: Translated 
 2115 23:48:54.121982  [    0.427369] pci 0000:00:01.0: vgaarb: setting as boot VGA device
 2116 23:48:54.129100  [    0.427515] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2117 23:48:54.135092  [    0.427822] pci 0000:00:01.0: vgaarb: bridge control possible
 2118 23:48:54.138484  [    0.428234] vgaarb: loaded
 2119 23:48:54.141741  [    0.428738] SCSI subsystem initialized
 2120 23:48:54.145090  [    0.429423] ACPI: bus type USB registered
 2121 23:48:54.151255  [    0.429656] usbcore: registered new interface driver usbfs
 2122 23:48:54.154608  [    0.429886] usbcore: registered new interface driver hub
 2123 23:48:54.161158  [    0.430239] usbcore: registered new device driver usb
 2124 23:48:54.168246  [    0.447346] pps_core: LinuxPPS API ver. 1 registered
 2125 23:48:54.174203  [    0.447523] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2126 23:48:54.180904  [    0.447839] PTP clock support registered
 2127 23:48:54.184218  [    0.448367] Advanced Linux Sound Architecture Driver Initialized.
 2128 23:48:54.187526  [    0.449403] NetLabel: Initializing
 2129 23:48:54.194194  [    0.449525] NetLabel:  domain hash size = 128
 2130 23:48:54.200320  [    0.449677] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2131 23:48:54.203665  [    0.449923] NetLabel:  unlabeled traffic allowed by default
 2132 23:48:54.210190  [    0.450315] PCI: Using ACPI for IRQ routing
 2133 23:48:54.213579  [    0.451928] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
 2134 23:48:54.219877  [    0.452107] hpet0: 3 comparators, 32-bit 14.318180 MHz counter
 2135 23:48:54.223199  [    0.455320] clocksource: Switched to clocksource tsc-early
 2136 23:48:54.229823  [    0.791763] VFS: Disk quotas dquot_6.6.0
 2137 23:48:54.236415  [    0.791940] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2138 23:48:54.239782  [    0.792475] pnp: PnP ACPI init
 2139 23:48:54.246266  [    0.793061] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved
 2140 23:48:54.252902  [    0.793746] system 00:03: [io  0x0900-0x09fe] has been reserved
 2141 23:48:54.256244  [    0.794127] system 00:04: [io  0x0200] has been reserved
 2142 23:48:54.262146  [    0.794313] system 00:04: [io  0x0204] has been reserved
 2143 23:48:54.269198  [    0.794498] system 00:04: [io  0x0800-0x087f] has been reserved
 2144 23:48:54.272450  [    0.794703] system 00:04: [io  0x0880-0x08ff] has been reserved
 2145 23:48:54.278463  [    0.796641] pnp: PnP ACPI: found 6 devices
 2146 23:48:54.285180  [    0.807805] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2147 23:48:54.291886  [    0.808211] NET: Registered protocol family 2
 2148 23:48:54.298604  [    0.808557] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2149 23:48:54.307917  [    0.809847] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2150 23:48:54.314619  [    0.810264] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2151 23:48:54.320831  [    0.810712] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2152 23:48:54.327880  [    0.811976] TCP: Hash tables configured (established 32768 bind 32768)
 2153 23:48:54.337113  [    0.812615] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2154 23:48:54.343747  [    0.813026] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2155 23:48:54.350395  [    0.813410] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2156 23:48:54.353732  [    0.813909] NET: Registered protocol family 1
 2157 23:48:54.360499  [    0.814686] RPC: Registered named UNIX socket transport module.
 2158 23:48:54.366963  [    0.814911] RPC: Registered udp transport module.
 2159 23:48:54.370359  [    0.815075] RPC: Registered tcp transport module.
 2160 23:48:54.376470  [    0.815249] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2161 23:48:54.379766  [    0.815839] NET: Registered protocol family 44
 2162 23:48:54.386383  [    0.816018] pci 0000:00:02.2: PCI bridge to [bus 01]
 2163 23:48:54.393058  [    0.816197] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]
 2164 23:48:54.396429  [    0.816436] pci 0000:00:02.4: PCI bridge to [bus 02]
 2165 23:48:54.405900  [    0.816611] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]
 2166 23:48:54.409196  [    0.816859] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2167 23:48:54.415823  [    0.817071] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2168 23:48:54.422435  [    0.817283] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
 2169 23:48:54.428806  [    0.817497] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff]
 2170 23:48:54.435446  [    0.817711] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff]
 2171 23:48:54.441657  [    0.817932] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff]
 2172 23:48:54.448197  [    0.818147] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff]
 2173 23:48:54.451462  [    0.818506] pci 0000:00:01.0: disabling ATS
 2174 23:48:54.461556  [    0.818659] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2175 23:48:54.467946  [    0.819124] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0
 2176 23:48:54.474519  [    0.820151] pci 0000:00:10.0: PME# does not work under D0, disabling it
 2177 23:48:54.477828  [    0.820994] PCI: CLS 64 bytes, default 64
 2178 23:48:54.481201  [    0.821436] Unpacking initramfs...
 2179 23:48:54.484544  [    1.025221] Freeing initrd memory: 8312K
 2180 23:48:54.490547  [    1.025370] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2181 23:48:54.500478  [    1.025591] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB)
 2182 23:48:54.503879  [    1.025928] LVT offset 0 assigned for vector 0x400
 2183 23:48:54.510482  [    1.026170] perf: AMD IBS detected (0x000007ff)
 2184 23:48:54.513734  [    1.026383] kvm: no hardware support
 2185 23:48:54.516614  [    1.026617] kvm: Nested Virtualization enabled
 2186 23:48:54.520381  [    1.026825] SVM: kvm: Nested Paging enabled
 2187 23:48:54.526258  [    1.026973] SVM: Virtual VMLOAD VMSAVE supported
 2188 23:48:54.529550  [    1.027133] SVM: Virtual GIF supported
 2189 23:48:54.536132  [    1.028861] check: Scanning for low memory corruption every 60 seconds
 2190 23:48:54.539496  [    1.030457] Initialise system trusted keyrings
 2191 23:48:54.546059  [    1.030824] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2192 23:48:54.552665  [    1.043086] NFS: Registering the id_resolver key type
 2193 23:48:54.556062  [    1.043306] Key type id_resolver registered
 2194 23:48:54.559506  [    1.043473] Key type id_legacy registered
 2195 23:48:54.565459  [    1.059354] Key type asymmetric registered
 2196 23:48:54.568631  [    1.059523] Asymmetric key parser 'x509' registered
 2197 23:48:54.575198  [    1.059734] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2198 23:48:54.581770  [    1.060007] io scheduler mq-deadline registered
 2199 23:48:54.585198  [    1.060166] io scheduler kyber registered
 2200 23:48:54.588624  [    1.060476] test_firmware: interface ready
 2201 23:48:54.594735  [    1.062534] pcieport 0000:00:02.2: PME: Signaling with IRQ 25
 2202 23:48:54.601524  [    1.063272] pcieport 0000:00:02.4: PME: Signaling with IRQ 26
 2203 23:48:54.604893  [    1.064248] ACPI: AC Adapter [AC] (on-line)
 2204 23:48:54.614384  [    1.064637] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0
 2205 23:48:54.617778  [    1.065535] ACPI: Lid Switch [LID0]
 2206 23:48:54.627580  [    1.065815] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2207 23:48:54.630766  [    1.066239] ACPI: Power Button [PWRF]
 2208 23:48:54.637583  [    1.066622] ACPI: Video Device [IGFX] (multi-head: no  rom: yes  post: no)
 2209 23:48:54.647550  [    1.067389] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2
 2210 23:48:54.650830  [    1.067838] ACPI: \_PR_.P000: Found 2 idle states
 2211 23:48:54.657548  [    1.068469] ACPI: \_PR_.P001: Found 2 idle states
 2212 23:48:54.660166  [    1.070804] thermal LNXTHERM:00: registered as thermal_zone0
 2213 23:48:54.666994  [    1.071002] ACPI: Thermal Zone [THRM] (28 C)
 2214 23:48:54.670493  [    1.071529] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2215 23:48:54.676869  [    1.074233] battery: ACPI: Battery Slot [BAT0] (battery present)
 2216 23:48:54.683614  [    1.074427] printk: console [ttyS0] disabled
 2217 23:48:54.689515  [    1.074820] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A
 2218 23:48:54.696194  [    2.089563] tsc: Refined TSC clocksource calibration: 1597.002 MHz
 2219 23:48:54.706341  [    2.089581] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns
 2220 23:48:54.712389  [    2.089656] clocksource: Switched to clocksource tsc
 2221 23:48:54.715718  [    3.501414] printk: console [ttyS0] enabled
 2222 23:48:54.725864  [    3.506478] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A
 2223 23:48:54.728949  [    3.515583] Non-volatile memory driver v1.3
 2224 23:48:54.735509  [    3.519876] Linux agpgart interface v0.103
 2225 23:48:54.741921  [    3.525305] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
 2226 23:48:54.752662  [    3.540794] loop: module loaded
 2227 23:48:54.759203  [    3.544445] lkdtm: No crash points registered, enable through debugfs
 2228 23:48:54.767392  [    3.552396] e100: Intel(R) PRO/100 Network Driver
 2229 23:48:54.773837  [    3.557109] e100: Copyright(c) 1999-2006 Intel Corporation
 2230 23:48:54.777026  [    3.562636] e1000: Intel(R) PRO/1000 Network Driver
 2231 23:48:54.783884  [    3.567515] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2232 23:48:54.787090  [    3.573311] e1000e: Intel(R) PRO/1000 Network Driver
 2233 23:48:54.793819  [    3.578278] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2234 23:48:54.797140  [    3.584257] sky2: driver version 1.30
 2235 23:48:54.803180  [    3.588123] usbcore: registered new interface driver r8152
 2236 23:48:54.809835  [    3.593885] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2237 23:48:54.816520  [    3.600437] ehci-pci: EHCI PCI platform driver
 2238 23:48:54.819950  [    3.605325] ehci-pci 0000:00:12.0: EHCI Host Controller
 2239 23:48:54.829887  [    3.611055] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1
 2240 23:48:54.832579  [    3.618513] ehci-pci 0000:00:12.0: debug port 2
 2241 23:48:54.839127  [    3.623214] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000
 2242 23:48:54.850581  [    3.635525] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00
 2243 23:48:54.860303  [    3.641791] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2244 23:48:54.867119  [    3.650086] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2245 23:48:54.873160  [    3.657310] usb usb1: Product: EHCI Host Controller
 2246 23:48:54.879775  [    3.662193] usb usb1: Manufacturer: Linux 5.10.131-cip13 ehci_hcd
 2247 23:48:54.883096  [    3.668289] usb usb1: SerialNumber: 0000:00:12.0
 2248 23:48:54.886297  [    3.673835] hub 1-0:1.0: USB hub found
 2249 23:48:54.893190  [    3.677665] hub 1-0:1.0: 2 ports detected
 2250 23:48:54.899376  [    3.682588] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2251 23:48:54.903398  [    3.688791] ohci-pci: OHCI PCI platform driver
 2252 23:48:54.910573  [    3.693282] uhci_hcd: USB Universal Host Controller Interface driver
 2253 23:48:54.914425  [    3.700007] xhci_hcd 0000:00:10.0: xHCI Host Controller
 2254 23:48:54.925218  [    3.705864] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2
 2255 23:48:54.932384  [    3.713498] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410
 2256 23:48:54.943562  [    3.723613] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2257 23:48:54.951038  [    3.731901] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2258 23:48:59.547939  [    3.739132] usb usb2: Product: xHCI Host Controller
 2259 23:48:59.548086  [    3.744015] usb usb2: Manufacturer: Linux 5.10.131-cip13 xhci-hcd
 2260 23:48:59.548153  [    3.750110] usb usb2: SerialNumber: 0000:00:10.0
 2261 23:48:59.548217  [    3.755404] hub 2-0:1.0: USB hub found
 2262 23:48:59.548276  [    3.759283] hub 2-0:1.0: 4 ports detected
 2263 23:48:59.548334  [    3.764131] xhci_hcd 0000:00:10.0: xHCI Host Controller
 2264 23:48:59.548391  [    3.769599] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3
 2265 23:48:59.548449  [    3.777004] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed
 2266 23:48:59.548504  [    3.783363] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.
 2267 23:48:59.548560  [    3.791743] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2268 23:48:59.548615  [    3.800008] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2269 23:48:59.548670  [    3.807339] usb usb3: Product: xHCI Host Controller
 2270 23:48:59.548725  [    3.812224] usb usb3: Manufacturer: Linux 5.10.131-cip13 xhci-hcd
 2271 23:48:59.548780  [    3.818320] usb usb3: SerialNumber: 0000:00:10.0
 2272 23:48:59.548834  [    3.823691] hub 3-0:1.0: USB hub found
 2273 23:48:59.548888  [    3.827546] hub 3-0:1.0: 4 ports detected
 2274 23:48:59.548942  [    3.832433] usbcore: registered new interface driver usblp
 2275 23:48:59.548996  [    3.837970] usbcore: registered new interface driver usb-storage
 2276 23:48:59.549049  [    3.844261] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2277 23:48:59.549103  [    3.853221] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2278 23:48:59.549157  [    3.860010] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2279 23:48:59.549211  [    3.871518] i8042: Warning: Keylock active
 2280 23:48:59.549293  [    3.875784] serio: i8042 KBD port at 0x60,0x64 irq 1
 2281 23:48:59.549364  [    3.882005] rtc_cmos 00:01: RTC can wake from S4
 2282 23:48:59.549418  [    3.887575] rtc_cmos 00:01: registered as rtc0
 2283 23:48:59.549470  [    3.892157] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs
 2284 23:48:59.549524  [    3.899834] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2285 23:48:59.549578  [    3.908524] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
 2286 23:48:59.549632  [    3.910322] sdhci: Secure Digital Host Controller Interface driver
 2287 23:48:59.549685  [    3.923354] sdhci: Copyright(c) Pierre Ossman
 2288 23:48:59.549739  [    3.927773] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1)
 2289 23:48:59.549793  [    3.937523] usb 1-1: new high-speed USB device number 2 using ehci-pci
 2290 23:48:59.549846  [    4.013502] usb 2-1: new high-speed USB device number 2 using xhci_hcd
 2291 23:48:59.549900  [    4.045554] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit
 2292 23:48:59.549953  [    4.052699] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1)
 2293 23:48:59.550006  [    4.060622] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage
 2294 23:48:59.550059  [    4.067802] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA
 2295 23:48:59.550112  [    4.074395] hid: raw HID events driver (C) Jiri Kosina
 2296 23:48:59.550165  [    4.078729] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18
 2297 23:48:59.550218  [    4.080179] usbcore: registered new interface driver usbhid
 2298 23:48:59.550272  [    4.087747] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2299 23:48:59.550325  [    4.093315] usbhid: USB HID core driver
 2300 23:48:59.550378  [    4.097715] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2301 23:48:59.550430  [    4.102697] hub 1-1:1.0: USB hub found
 2302 23:48:59.550483  [    4.106805] snd_hda_intel 0000:00:01.1: Force to non-snoop mode
 2303 23:48:59.550536  [    4.116225] hub 1-1:1.0: 4 ports detected
 2304 23:48:59.550589  [    4.124506] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2305 23:48:59.550642  [    4.131212] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up
 2306 23:48:59.550696  [    4.131430] gre: GRE over IPv4 demultiplexor driver
 2307 23:48:59.550749  [    4.142692] ip_gre: GRE over IPv4 tunneling driver
 2308 23:48:59.550801  [    4.148736] IPv4 over IPsec tunneling driver
 2309 23:48:59.550855  [    4.153463] Initializing XFRM netlink socket
 2310 23:48:59.550908  [    4.158891] NET: Registered protocol family 10
 2311 23:48:59.550961  [    4.164481] Segment Routing with IPv6
 2312 23:48:59.551015  [    4.169317] ip6_gre: GRE over IPv6 tunneling driver
 2313 23:48:59.551068  [    4.174831] NET: Registered protocol family 17
 2314 23:48:59.551121  [    4.179487] Key type dns_resolver registered
 2315 23:48:59.551174  [    4.183771] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending.
 2316 23:48:59.551228  [    4.191941] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10
 2317 23:48:59.551283  [    4.200130] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2318 23:48:59.551338  [    4.207715] microcode: CPU0: patch_level=0x06006705
 2319 23:48:59.552464  [    4.212701] microcode: CPU1: patch_level=0x06006705
 2320 23:48:59.552536  [    4.217714] microcode: Microcode Update Driver: v2.2.
 2321 23:48:59.552598  [    4.217725] IPI shorthand broadcast: enabled
 2322 23:48:59.552658  [    4.227223] sched_clock: Marking stable (4198468528, 28601307)->(4254876529, -27806694)
 2323 23:48:59.552715  [    4.235477] hub 2-1:1.0: USB hub found
 2324 23:48:59.552770  [    4.235560] registered taskstats version 1
 2325 23:48:59.552825  [    4.243378] hub 2-1:1.0: 4 ports detected
 2326 23:48:59.552881  [    4.243521] Loading compiled-in X.509 certificates
 2327 23:48:59.552935  [    4.254977] PM:   Magic number: 2:444:858
 2328 23:48:59.552990  [    4.259221] printk: console [netcon0] enabled
 2329 23:48:59.553043  [    4.263602] netconsole: network logging started
 2330 23:48:59.553097  [    4.268843] acpi_cpufreq: overriding BIOS provided _PSD data
 2331 23:48:59.553152  [    4.275798] IP-Config: Failed to open gretap0
 2332 23:48:59.553207  [    4.280259] IP-Config: Failed to open erspan0
 2333 23:48:59.553267  [    4.284642] IP-Config: No network devices available
 2334 23:48:59.553323  [    4.289680] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2335 23:48:59.553379  [    4.312937] modprobe (78) used greatest stack depth: 14208 bytes left
 2336 23:48:59.553434  [    4.319407] modprobe (79) used greatest stack depth: 14120 bytes left
 2337 23:48:59.553489  [    4.331151] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2338 23:48:59.553544  [    4.338170] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2339 23:48:59.553600  [    4.346894] ALSA device list:
 2340 23:48:59.553655  [    4.349934] cfg80211: failed to load regulatory.db
 2341 23:48:59.553710  [    4.354755]   No soundcards found.
 2342 23:48:59.553764  [    4.358675] dw-apb-uart AMD0020:00: forbid DMA for kernel console
 2343 23:48:59.553819  [    4.369373] Freeing unused kernel image (initmem) memory: 1688K
 2344 23:48:59.553874  [    4.378349] Write protecting the kernel read-only data: 26624k
 2345 23:48:59.553929  [    4.385933] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2346 23:48:59.553984  [    4.393267] usb 2-4: new high-speed USB device number 3 using xhci_hcd
 2347 23:48:59.554039  [    4.403971] Freeing unused kernel image (rodata/data gap) memory: 152K
 2348 23:48:59.554094  [    4.421820] Run /init as init process
 2349 23:48:59.554149  [    4.452265] usb 1-1.1: new high-speed USB device number 3 using ehci-pci
 2350 23:48:59.554204  Loading, please wait...
 2351 23:48:59.554258  Starting version 247.3-7[    4.507296] systemd-udevd (101) used greatest stack depth: 13960 bytes left
 2352 23:48:59.554315  
 2353 23:48:59.554371  [    4.536183] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2354 23:48:59.554426  [    4.544390] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2355 23:48:59.554482  [    4.551539] usb 2-4: Product: USB 10/100/1000 LAN
 2356 23:48:59.554537  [    4.556252] usb 2-4: Manufacturer: Realtek
 2357 23:48:59.554591  [    4.560355] usb 2-4: SerialNumber: 001000001
 2358 23:48:59.554646  [    4.576031] usb 1-1.1: New USB device found, idVendor=04f2, idProduct=b687, bcdDevice=92.66
 2359 23:48:59.554701  [    4.584411] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
 2360 23:48:59.554756  [    4.591729] usb 1-1.1: Product: HP Wide Vision HD Camera
 2361 23:48:59.554812  [    4.597059] usb 1-1.1: Manufacturer: Chicony
 2362 23:48:59.554866  [    4.601347] usb 1-1.1: SerialNumber: Chicony
 2363 23:48:59.554921  [    4.618282] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd
 2364 23:48:59.554976  [    4.674584] udevadm (103) used greatest stack depth: 13560 bytes left
 2365 23:48:59.555031  [    4.695277] usb 1-1.2: new full-speed USB device number 4 using ehci-pci
 2366 23:48:59.555086  [    4.709313] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2367 23:48:59.555141  [    4.717708] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2368 23:48:59.555197  [    4.725037] usb 2-1.1: Product: USB 10/100/1000 LAN
 2369 23:48:59.555251  [    4.729928] usb 2-1.1: Manufacturer: Realtek
 2370 23:48:59.555306  [    4.734211] usb 2-1.1: SerialNumber: 000000000000
 2371 23:48:59.555360  [    4.811019] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01
 2372 23:48:59.555416  [    4.819413] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2373 23:48:59.555471  [    4.828326] usb 2-4: reset high-speed USB device number 3 using xhci_hcd
 2374 23:48:59.555526  [    4.990158] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2375 23:48:59.555581  [    5.012694] r8152 2-4:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2
 2376 23:48:59.555636  [    5.021768] r8152 2-4:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2)
 2377 23:48:59.555691  [    5.032276] usb 2-1.4: new full-speed USB device number 5 using xhci_hcd
 2378 23:48:59.555746  [    5.108414] usb 2-1.4: device descriptor read/64, error -32
 2379 23:48:59.555801  [    5.116103] r8152 2-4:1.0 eth0: v1.11.11
 2380 23:48:59.555855  [    5.289371] usb 2-1.4: device descriptor read/64, error -32
 2381 23:48:59.555910  [    5.304230] mmc1: new HS200 MMC card at address 0001
 2382 23:48:59.557134  [    5.310646] mmcblk1: mmc1:0001 DA4032 29.1 GiB 
 2383 23:48:59.557206  [    5.315446] mmcblk1boot0: mmc1:0001 DA4032 partition 1 4.00 MiB
 2384 23:48:59.557294  [    5.321567] mmcblk1boot1: mmc1:0001 DA4032 partition 2 4.00 MiB
 2385 23:48:59.557368  [    5.328009] mmcblk1rpmb: mmc1:0001 DA4032 partition 3 16.0 MiB, chardev (246:0)
 2386 23:48:59.557426  [    5.347058]  mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2387 23:48:59.557484  [    5.467281] usb 2-1.4: new full-speed USB device number 6 using xhci_hcd
 2388 23:48:59.557541  [    5.541627] usb 2-1.4: device descriptor read/64, error -32
 2389 23:48:59.557597  [    5.719411] usb 2-1.4: device descriptor read/64, error -32
 2390 23:48:59.557653  [    5.831214] usb 2-1-port4: attempt power cycle
 2391 23:48:59.557708  [    5.900856] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd
 2392 23:48:59.557764  [    6.020937] r8152 2-1.1:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2
 2393 23:48:59.557820  [    6.029768] r8152 2-1.1:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2)
 2394 23:48:59.557877  [    6.103049] r8152 2-1.1:1.0 eth1: v1.11.11
 2395 23:48:59.557932  [    6.128277] r8152 2-4:1.0 enx00e04c750351: renamed from eth0
 2396 23:48:59.557986  [    6.410492] usb 2-1.4: new full-speed USB device number 7 using xhci_hcd
 2397 23:48:59.558040  [    6.417719] usb 2-1.4: Device not responding to setup address.
 2398 23:48:59.558095  [    6.630839] usb 2-1.4: Device not responding to setup address.
 2399 23:48:59.558149  [    6.846278] usb 2-1.4: device not accepting address 7, error -71
 2400 23:48:59.558204  [    6.917273] usb 2-1.4: new full-speed USB device number 8 using xhci_hcd
 2401 23:48:59.558258  [    6.924456] usb 2-1.4: Device not responding to setup address.
 2402 23:48:59.558312  [    7.134704] usb 2-1.4: Device not responding to setup address.
 2403 23:48:59.558367  [    7.342475] usb 2-1.4: device not accepting address 8, error -71
 2404 23:48:59.558421  [    7.349075] usb 2-1-port4: unable to enumerate USB device
 2405 23:48:59.558475  [    7.364767] r8152 2-1.1:1.0 enxf4f5e850e3db: renamed from eth1
 2406 23:48:59.558529  [    7.380648] udevadm (126) used greatest stack depth: 13400 bytes left
 2407 23:48:59.558584  Begin: Loading essential drivers ... done.
 2408 23:48:59.558639  Begin: Running /scripts/init-premount ... done.
 2409 23:48:59.558693  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2410 23:48:59.558748  Begin: Running /scripts/nfs-premount ... done.
 2411 23:48:59.558803  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2412 23:48:59.558857  SIOCSIFFLAGS: Cannot assign requested address
 2413 23:48:59.558911  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2414 23:48:59.558966  SIOCSIFFLAGS: Cannot assign requested address
 2415 23:48:59.559021  IP-Config: enx00e04c750351 hardware address 00:e0:4c:75:03:51 mtu 1500 DHCP
 2416 23:48:59.559076  IP-Config: enxf4f5e850e3db hardware address f4:f5:e8:50:e3:db mtu 1500 DHCP
 2417 23:48:59.559131  [    7.492735] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c750351: link becomes ready
 2418 23:48:59.559187  [    7.501638] r8152 2-4:1.0 enx00e04c750351: carrier on
 2419 23:49:01.536839  IP-Config: no response after 2 secs - giving up
 2420 23:49:01.566737  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2421 23:49:01.572682  SIOCSIFFLAGS: Cannot assign requested address
 2422 23:49:01.576059  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2423 23:49:01.582490  SIOCSIFFLAGS: Cannot assign requested address
 2424 23:49:01.589144  IP-Config: enx00e04c750351 hardware address 00:e0:4c:75:03:51 mtu 1500 DHCP
 2425 23:49:01.595866  IP-Config: enxf4f5e850e3db hardware address f4:f5:e8:50:e3:db mtu 1500 DHCP
 2426 23:49:01.599058  IP-Config: enx00e04c750351 complete (dhcp from 192.168.201.1):
 2427 23:49:01.609471   address: 192.168.201.13   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2428 23:49:01.615432   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2429 23:49:01.622121   host   : hp-11A-G6-EE-grunt-cbg-1                                        
 2430 23:49:01.628773   domain : lava-rack                                                       
 2431 23:49:01.632146   rootserver: 192.168.201.1 rootpath: 
 2432 23:49:01.632234   filename  : 
 2433 23:49:01.692692  [   10.477601] nfsmount (141) used greatest stack depth: 12680 bytes left
 2434 23:49:01.696034  done.
 2435 23:49:01.704982  Begin: Running /scripts/nfs-bottom ... done.
 2436 23:49:01.718763  Begin: Running /scripts/init-bottom ... done.
 2437 23:49:02.700941  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2438 23:49:02.861036  [   11.629557] systemd[1]: systemd 247.3-7 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)
 2439 23:49:02.879857  [   11.664668] systemd[1]: Detected architecture x86-64.
 2440 23:49:02.897069  
 2441 23:49:02.900497  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2442 23:49:02.900586  
 2443 23:49:02.909145  [   11.694563] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2444 23:49:03.492523  [   12.274292] systemd[1]: Queued start job for default target Graphical Interface.
 2445 23:49:03.500412  [   12.285429] systemd[1]: Created slice system-getty.slice.
 2446 23:49:03.507038  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2447 23:49:03.514990  [   12.300269] systemd[1]: Created slice system-modprobe.slice.
 2448 23:49:03.521595  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2449 23:49:03.530155  [   12.315167] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2450 23:49:03.540276  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2451 23:49:03.546321  [   12.331112] systemd[1]: Created slice User and Session Slice.
 2452 23:49:03.553168  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2453 23:49:03.564410  [   12.346063] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2454 23:49:03.571262  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2455 23:49:03.581371  [   12.362890] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2456 23:49:03.587516  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2457 23:49:03.598773  [   12.380671] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2458 23:49:03.608887  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2459 23:49:03.615445  [   12.398703] systemd[1]: Reached target Local Encrypted Volumes.
 2460 23:49:03.621457  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2461 23:49:03.628789  [   12.413682] systemd[1]: Reached target Paths.
 2462 23:49:03.631545  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2463 23:49:03.639667  [   12.424652] systemd[1]: Reached target Remote File Systems.
 2464 23:49:03.646041  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2465 23:49:03.654804  [   12.439646] systemd[1]: Reached target Slices.
 2466 23:49:03.657502  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2467 23:49:03.665362  [   12.450638] systemd[1]: Reached target Swap.
 2468 23:49:03.668820  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2469 23:49:03.676287  [   12.461047] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2470 23:49:03.685605  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2471 23:49:03.692405  [   12.477543] systemd[1]: Listening on Journal Audit Socket.
 2472 23:49:03.699205  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2473 23:49:03.707212  [   12.492573] systemd[1]: Listening on Journal Socket (/dev/log).
 2474 23:49:03.713852  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2475 23:49:03.723158  [   12.508268] systemd[1]: Listening on Journal Socket.
 2476 23:49:03.729685  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2477 23:49:03.736373  [   12.520497] systemd[1]: Listening on Network Service Netlink Socket.
 2478 23:49:03.743063  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2479 23:49:03.751724  [   12.537161] systemd[1]: Listening on udev Control Socket.
 2480 23:49:03.758503  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2481 23:49:03.767124  [   12.552083] systemd[1]: Listening on udev Kernel Socket.
 2482 23:49:03.773711  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2483 23:49:03.780408  [   12.565880] systemd[1]: Mounting Huge Pages File System...
 2484 23:49:03.787175           Mounting [0;1;39mHuge Pages File System[0m...
 2485 23:49:03.795991  [   12.580929] systemd[1]: Mounting POSIX Message Queue File System...
 2486 23:49:03.802756           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2487 23:49:03.816050  [   12.601269] systemd[1]: Mounting Kernel Debug File System...
 2488 23:49:03.822800           Mounting [0;1;39mKernel Debug File System[0m...
 2489 23:49:03.834117  [   12.619073] systemd[1]: Mounting Kernel Trace File System...
 2490 23:49:03.840734           Mounting [0;1;39mKernel Trace File System[0m...
 2491 23:49:03.859633  [   12.641474] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2492 23:49:03.866052           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2493 23:49:03.877958  [   12.662951] systemd[1]: Starting Load Kernel Module configfs...
 2494 23:49:03.884182           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2495 23:49:03.899207  [   12.684608] systemd[1]: Starting Load Kernel Module drm...
 2496 23:49:03.906107           Starting [0;1;39mLoad Kernel Module drm[0m...
 2497 23:49:03.916080  [   12.701510] systemd[1]: Starting Load Kernel Module fuse...
 2498 23:49:03.922810           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2499 23:49:03.935292  [   12.717197] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2500 23:49:03.948422  [   12.733446] systemd[1]: Starting Journal Service...
 2501 23:49:03.951684           Starting [0;1;39mJournal Service[0m...
 2502 23:49:03.973725  [   12.758744] fuse: init (API version 7.32)
 2503 23:49:03.980595  [   12.765751] systemd[1]: Starting Load Kernel Modules...
 2504 23:49:03.987497           Starting [0;1;39mLoad Kernel Modules[0m...
 2505 23:49:03.993589  [   12.778536] systemd[1]: Starting Remount Root and Kernel File Systems...
 2506 23:49:04.002865           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2507 23:49:04.014852  [   12.799895] systemd[1]: Starting Coldplug All udev Devices...
 2508 23:49:04.021461           Starting [0;1;39mColdplug All udev Devices[0m...
 2509 23:49:04.044413  [   12.829440] systemd[1]: Mounted Huge Pages File System.
 2510 23:49:04.050611  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2511 23:49:04.059288  [   12.844086] systemd[1]: Mounted POSIX Message Queue File System.
 2512 23:49:04.065273  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2513 23:49:04.075155  [   12.860096] systemd[1]: Mounted Kernel Debug File System.
 2514 23:49:04.081852  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2515 23:49:04.089954  [   12.874854] systemd[1]: Mounted Kernel Trace File System.
 2516 23:49:04.096101  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2517 23:49:04.110719  [   12.892446] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2518 23:49:04.120186  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2519 23:49:04.129521  [   12.914569] systemd[1]: modprobe@configfs.service: Succeeded.
 2520 23:49:04.136220  [   12.921312] systemd[1]: Finished Load Kernel Module configfs.
 2521 23:49:04.142917  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2522 23:49:04.152107  [   12.937509] systemd[1]: modprobe@drm.service: Succeeded.
 2523 23:49:04.158894  [   12.943929] systemd[1]: Finished Load Kernel Module drm.
 2524 23:49:04.165530  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2525 23:49:04.174206  [   12.959458] systemd[1]: modprobe@fuse.service: Succeeded.
 2526 23:49:04.193971  [   12.978996] systemd[1]: Finished Load Kernel Module fuse.
 2527 23:49:04.203434  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2528 23:49:04.213583  [   12.998503] systemd[1]: Finished Load Kernel Modules.
 2529 23:49:04.219586  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2530 23:49:04.226871  [   13.011598] systemd[1]: Finished Remount Root and Kernel File Systems.
 2531 23:49:04.239584  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2532 23:49:04.249741  [   13.035199] systemd[1]: Mounting FUSE Control File System...
 2533 23:49:04.258390           Mounting [0;1;39mFUSE Control File System[0m...
 2534 23:49:04.266524  [   13.051654] systemd[1]: Mounting Kernel Configuration File System...
 2535 23:49:04.281843           Mounting [0;1;39mKernel Configuration File System[0m...
 2536 23:49:04.297314  [   13.079131] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 2537 23:49:04.311607  [   13.093583] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 2538 23:49:04.332222  [   13.117578] systemd[1]: Starting Load/Save Random Seed...
 2539 23:49:04.344371           Starting [0;1;39mLoad/Save Random Seed[0m...
 2540 23:49:04.355731  [   13.140783] systemd[1]: Starting Apply Kernel Variables...
 2541 23:49:04.377846           Starting [0;1;39mApply Kernel Variables[0m...
 2542 23:49:04.389964  [   13.175437] systemd[1]: Starting Create System Users...
 2543 23:49:04.400840           Starting [0;1;39mCreate System Users[0m...
 2544 23:49:04.410350  [   13.195687] systemd[1]: Started Journal Service.
 2545 23:49:04.417068  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2546 23:49:04.427066  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 2547 23:49:04.439251  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2548 23:49:04.446850  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2549 23:49:04.457838  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2550 23:49:04.471386           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2551 23:49:04.511462  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2552 23:49:04.519020  [   13.298316] systemd-journald[177]: Received client request to flush runtime journal.
 2553 23:49:04.529760           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2554 23:49:04.639454  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2555 23:49:05.641922  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2556 23:49:05.648551  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2557 23:49:05.657065  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2558 23:49:05.674481           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2559 23:49:05.957106  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2560 23:49:05.965818           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2561 23:49:06.122532  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2562 23:49:06.134596           Starting [0;1;39mNetwork Service[0m...
 2563 23:49:06.256844  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2564 23:49:06.268079           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2565 23:49:06.382313  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2566 23:49:06.391078  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2567 23:49:06.601592  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2568 23:49:06.651839  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2569 23:49:06.744435  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2570 23:49:06.770146  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2571 23:49:06.786076  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2572 23:49:06.804268  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2573 23:49:06.816670  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2574 23:49:06.832507  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2575 23:49:06.839182  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2576 23:49:06.860054  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2577 23:49:06.973059           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2578 23:49:07.024961           Starting [0;1;39mUser Login Management[0m...
 2579 23:49:07.049089  [[0;32m  OK  [0m] Found device [0;1;39m/dev/ttyS0[0m.
 2580 23:49:07.423369  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2581 23:49:07.449510  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2582 23:49:07.895622           Starting [0;1;39mNetwork Name Resolution[0m...
 2583 23:49:07.906905  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2584 23:49:08.191105  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2585 23:49:08.741797  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2586 23:49:08.752488  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2587 23:49:08.764134  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2588 23:49:08.774048           Starting [0;1;39mPermit User Sessions[0m...
 2589 23:49:08.806229  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2590 23:49:08.816273  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2591 23:49:08.826071  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2592 23:49:08.835399  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2593 23:49:08.841677  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2594 23:49:08.851818  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2595 23:49:08.866919           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2596 23:49:08.903533  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2597 23:49:08.958591  
 2598 23:49:08.961908  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2599 23:49:08.962008  
 2600 23:49:08.965190  debian-bullseye-amd64 login: root (automatic login)
 2601 23:49:08.965293  
 2602 23:49:09.316934  Linux debian-bullseye-amd64 5.10.131-cip13 #1 SMP Tue Aug 16 23:35:00 UTC 2022 x86_64
 2603 23:49:09.317081  
 2604 23:49:09.323612  The programs included with the Debian GNU/Linux system are free software;
 2605 23:49:09.329816  the exact distribution terms for each program are described in the
 2606 23:49:09.333002  individual files in /usr/share/doc/*/copyright.
 2607 23:49:09.333095  
 2608 23:49:09.339689  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2609 23:49:09.343126  permitted by applicable law.
 2610 23:49:09.967815  Matched prompt #7: / #
 2612 23:49:09.968116  Setting prompt string to ['/ #']
 2613 23:49:09.968216  end: 2.2.5.1 login-action (duration 00:00:18) [common]
 2615 23:49:09.968413  end: 2.2.5 auto-login-action (duration 00:00:19) [common]
 2616 23:49:09.968502  start: 2.2.6 expect-shell-connection (timeout 00:04:15) [common]
 2617 23:49:09.968569  Setting prompt string to ['/ #']
 2618 23:49:09.968627  Forcing a shell prompt, looking for ['/ #']
 2620 23:49:10.019048  / # 
 2621 23:49:10.019158  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2622 23:49:10.019232  Waiting using forced prompt support (timeout 00:02:30)
 2623 23:49:10.025142  
 2624 23:49:10.025419  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2625 23:49:10.025513  start: 2.2.7 export-device-env (timeout 00:04:15) [common]
 2627 23:49:10.126185  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v'
 2628 23:49:10.131567  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7055397/extract-nfsrootfs-ij54wx6v'
 2630 23:49:10.232487  / # export NFS_SERVER_IP='192.168.201.1'
 2631 23:49:10.238139  export NFS_SERVER_IP='192.168.201.1'
 2632 23:49:10.238432  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2633 23:49:10.238540  end: 2.2 depthcharge-retry (duration 00:00:45) [common]
 2634 23:49:10.238637  end: 2 depthcharge-action (duration 00:00:45) [common]
 2635 23:49:10.238885  start: 3 lava-test-retry (timeout 00:08:53) [common]
 2636 23:49:10.238999  start: 3.1 lava-test-shell (timeout 00:08:53) [common]
 2637 23:49:10.239077  Using namespace: common
 2639 23:49:10.339593  / # #
 2640 23:49:10.339732  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2641 23:49:10.344431  #
 2642 23:49:10.344699  Using /lava-7055397
 2644 23:49:10.445340  / # export SHELL=/bin/bash
 2645 23:49:10.450064  export SHELL=/bin/bash
 2647 23:49:10.551132  / # . /lava-7055397/environment
 2648 23:49:10.556703  . /lava-7055397/environment
 2650 23:49:10.657728  / # /lava-7055397/bin/lava-test-runner /lava-7055397/0
 2651 23:49:10.658308  Test shell timeout: 10s (minimum of the action and connection timeout)
 2652 23:49:10.663727  /lava-7055397/bin/lava-test-runner /lava-7055397/0
 2653 23:49:10.924090  + export TESTRUN_ID=0_timesync-off
 2654 23:49:10.927512  + TESTRUN_ID=0_timesync-off
 2655 23:49:10.930962  + cd /lava-7055397/0/tests/0_timesync-off
 2656 23:49:10.933674  ++ cat uuid
 2657 23:49:10.941615  + UUID=7055397_1.5.2.3.1
 2658 23:49:10.941698  + set +x
 2659 23:49:10.948421  <LAVA_SIGNAL_STARTRUN 0_timesync-off 7055397_1.5.2.3.1>
 2660 23:49:10.948695  Received signal: <STARTRUN> 0_timesync-off 7055397_1.5.2.3.1
 2661 23:49:10.948782  Starting test lava.0_timesync-off (7055397_1.5.2.3.1)
 2662 23:49:10.948885  Skipping test definition patterns.
 2663 23:49:10.951239  + systemctl stop systemd-timesyncd
 2664 23:49:10.982271  Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded.
 2665 23:49:10.982560  + true
 2666 23:49:10.982760  + set +x
 2667 23:49:10.988255  <LAVA_SIGNAL_ENDRUN 0_timesync-off 7055397_1.5.2.3.1>
 2668 23:49:10.988503  Received signal: <ENDRUN> 0_timesync-off 7055397_1.5.2.3.1
 2669 23:49:10.988589  Ending use of test pattern.
 2670 23:49:10.988653  Ending test lava.0_timesync-off (7055397_1.5.2.3.1), duration 0.04
 2672 23:49:11.079778  + export TESTRUN_ID=1_kselftest-lkdtm
 2673 23:49:11.080349  + TESTRUN_ID=1_kselftest-lkdtm
 2674 23:49:11.085999  + cd /lava-7055397/0/tests/1_kselftest-lkdtm
 2675 23:49:11.086543  ++ cat uuid
 2676 23:49:11.096887  + UUID=7055397_1.5.2.3.5
 2677 23:49:11.097349  + set +x
 2678 23:49:11.103158  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 7055397_1.5.2.3.5>
 2679 23:49:11.103912  Received signal: <STARTRUN> 1_kselftest-lkdtm 7055397_1.5.2.3.5
 2680 23:49:11.104277  Starting test lava.1_kselftest-lkdtm (7055397_1.5.2.3.5)
 2681 23:49:11.104764  Skipping test definition patterns.
 2682 23:49:11.106415  + cd ./automated/linux/kselftest/
 2683 23:49:11.133139  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-49-g1145e9c6352e6/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b hp-11A-G6-EE-grunt -g cip -e '' -p /opt/kselftests/mainline/
 2684 23:49:11.154146  INFO: Generating a skipfile based on /lava-7055397/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2685 23:49:11.252007  [   20.036307] skipgen (290) used greatest stack depth: 12624 bytes left
 2686 23:49:11.259827  INFO: Using the following generated skipfile contents (until EOF):
 2687 23:49:11.263108  breakpoints:breakpoint_test
 2688 23:49:11.266420  breakpoints:step_after_suspend_test
 2689 23:49:11.269331  ftrace:ftracetest
 2690 23:49:11.269807  net:rtnetlink.sh
 2691 23:49:11.270153  net:tls
 2692 23:49:11.272699  netfilter:bridge_brouter.sh
 2693 23:49:11.275907  netfilter:nft_flowtable.sh
 2694 23:49:11.279386  netfilter:nft_trans_stress.sh
 2695 23:49:11.279830  pidfd:pidfd_wait
 2696 23:49:11.280195  INFO: EOF
 2697 23:49:11.325632  INFO: Installing sed perl wget xz-utils iproute2
 2698 23:49:11.825240  [   20.610214] dpkg (307) used greatest stack depth: 12528 bytes left
 2699 23:49:12.173183  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2700 23:49:25.765982  Reading package lists...
 2701 23:49:28.814035  Reading package lists...
 2702 23:49:29.075550  Building dependency tree...
 2703 23:49:29.075705  Reading state information...
 2704 23:49:29.138129  iproute2 is already the newest version (5.10.0-4).
 2705 23:49:29.141571  perl is already the newest version (5.32.1-4+deb11u2).
 2706 23:49:29.147850  sed is already the newest version (4.7-1).
 2707 23:49:29.151081  wget is already the newest version (1.21-1+deb11u1).
 2708 23:49:29.157857  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2709 23:49:29.595761  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2710 23:49:29.697942  --2022-08-16 23:49:26--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-49-g1145e9c6352e6/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2711 23:49:29.704376  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2712 23:49:29.843872  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2713 23:49:29.989699  HTTP request sent, awaiting response... 200 OK
 2714 23:49:29.992996  Length: 3574944 (3.4M) [application/octet-stream]
 2715 23:49:29.996356  Saving to: 'kselftest.tar.xz'
 2716 23:49:29.996490  
 2717 23:49:31.496576  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      1%[                    ]  47.81K   166KB/s               kselftest.tar.xz      6%[>                   ] 217.50K   376KB/s               kselftest.tar.xz     23%[===>                ] 822.71K   774KB/s               kselftest.tar.xz     70%[=============>      ]   2.40M  1.84MB/s               kselftest.tar.xz    100%[===================>]   3.41M  2.27MB/s    in 1.5s    
 2718 23:49:31.496738  
 2719 23:49:31.803894  2022-08-16 23:49:28 (2.27 MB/s) - 'kselftest.tar.xz' saved [3574944/3574944]
 2720 23:49:31.804048  
 2721 23:49:39.171709  skiplist:
 2722 23:49:39.174929  ========================================
 2723 23:49:39.178381  breakpoints:breakpoint_test
 2724 23:49:39.480277  breakpoints:step_after_suspend_test
 2725 23:49:39.504492  ftrace:ftracetest
 2726 23:49:39.526144  net:rtnetlink.sh
 2727 23:49:39.546157  net:tls
 2728 23:49:39.565056  netfilter:bridge_brouter.sh
 2729 23:49:39.586074  netfilter:nft_flowtable.sh
 2730 23:49:39.606327  netfilter:nft_trans_stress.sh
 2731 23:49:39.624943  pidfd:pidfd_wait
 2732 23:49:39.649812  ========================================
 2733 23:49:40.312424  [   49.097923] kselftest: Running tests in lkdtm
 2734 23:49:40.321220  TAP version 13
 2735 23:49:40.335318  1..70
 2736 23:49:40.345450  # selftests: lkdtm: PANIC.sh
 2737 23:49:40.455438  # Skipping PANIC: crashes entire system
 2738 23:49:40.458575  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2739 23:49:40.463340  # selftests: lkdtm: BUG.sh
 2740 23:49:40.580378  [   49.365647] lkdtm: Performing direct entry BUG
 2741 23:49:40.583139  [   49.370255] ------------[ cut here ]------------
 2742 23:49:40.589969  [   49.374930] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2743 23:49:40.593175  [   49.380185] invalid opcode: 0000 [#1] SMP NOPTI
 2744 23:49:40.599867  [   49.384711] CPU: 0 PID: 697 Comm: cat Not tainted 5.10.131-cip13 #1
 2745 23:49:40.606086  [   49.390967] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2746 23:49:40.609407  [   49.396882] RIP: 0010:lkdtm_BUG+0x5/0x10
 2747 23:49:40.628773  [   49.400800] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 2748 23:49:40.635677  [   49.419534] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 2749 23:49:40.642310  [   49.424750] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 2750 23:49:40.648415  [   49.431873] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 2751 23:49:40.655109  [   49.438995] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 2752 23:49:40.661812  [   49.446116] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2753 23:49:40.671336  [   49.453238] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 2754 23:49:40.678167  [   49.460359] FS:  00007f41d8e33580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2755 23:49:40.684299  [   49.468434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2756 23:49:40.690894  [   49.474168] CR2: 00007f41d8c43000 CR3: 0000000104960000 CR4: 00000000001506f0
 2757 23:49:40.694200  [   49.481290] Call Trace:
 2758 23:49:40.697526  [   49.483736]  direct_entry.cold+0x2c/0x38
 2759 23:49:40.700836  [   49.487655]  full_proxy_write+0x56/0x80
 2760 23:49:40.704266  [   49.491487]  vfs_write+0xea/0x390
 2761 23:49:40.707606  [   49.494796]  ksys_write+0x68/0xe0
 2762 23:49:40.710347  [   49.498106]  do_syscall_64+0x33/0x40
 2763 23:49:40.716977  [   49.501676]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2764 23:49:40.720352  [   49.506718] RIP: 0033:0x7f41d8d52f33
 2765 23:49:40.739843  [   49.510287] Code: 8b 15 61 ef 0c 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
 2766 23:49:40.746496  [   49.529022] RSP: 002b:00007ffde1db13e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2767 23:49:40.752691  [   49.536577] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f41d8d52f33
 2768 23:49:40.759427  [   49.543698] RDX: 0000000000000004 RSI: 00007f41d8c43000 RDI: 0000000000000001
 2769 23:49:40.766150  [   49.550819] RBP: 00007f41d8c43000 R08: 00007f41d8c42010 R09: 0000000000000000
 2770 23:49:40.775761  [   49.557940] R10: 00007f41d8e511c0 R11: 0000000000000246 R12: 0000000000000001
 2771 23:49:40.782288  [   49.565061] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2772 23:49:40.795691  [   49.572186] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2773 23:49:40.799085  [   49.584708] ---[ end trace f59508f0a0e1de78 ]---
 2774 23:49:40.802502  [   49.589361] RIP: 0010:lkdtm_BUG+0x5/0x10
 2775 23:49:40.821680  [   49.593374] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 2776 23:49:40.827841  [   49.612156] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 2777 23:49:40.834417  [   49.617477] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 2778 23:49:40.841183  [   49.624645] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 2779 23:49:40.847818  [   49.631778] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 2780 23:49:40.854040  [   49.638912] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2781 23:49:40.864271  [   49.646053] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 2782 23:49:40.870254  [   49.653210] FS:  00007f41d8e33580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2783 23:49:40.877018  [   49.661291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2784 23:49:40.883738  [   49.667031] CR2: 00007f41d8c43000 CR3: 0000000104960000 CR4: 00000000001506f0
 2785 23:49:40.887150  # Segmentation fault
 2786 23:49:40.911378  # [   49.365647] lkdtm: Performing direct entry BUG
 2787 23:49:40.914672  # [   49.370255] ------------[ cut here ]------------
 2788 23:49:40.921499  # [   49.374930] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2789 23:49:40.924815  # [   49.380185] invalid opcode: 0000 [#1] SMP NOPTI
 2790 23:49:40.931486  # [   49.384711] CPU: 0 PID: 697 Comm: cat Not tainted 5.10.131-cip13 #1
 2791 23:49:40.937504  # [   49.390967] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2792 23:49:40.940811  # [   49.396882] RIP: 0010:lkdtm_BUG+0x5/0x10
 2793 23:49:40.960837  # [   49.400800] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 2794 23:49:40.967058  # [   49.419534] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 2795 23:49:40.973975  # [   49.424750] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 2796 23:49:40.980707  # [   49.431873] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 2797 23:49:40.990064  # [   49.438995] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 2798 23:49:40.996903  # [   49.446116] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2799 23:49:41.003613  # [   49.453238] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 2800 23:49:41.012981  # [   49.460359] FS:  00007f41d8e33580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2801 23:49:41.019612  # [   49.468434] CS:  0010 DS: 0000 [   49.800450] lkdtm: Performing direct entry WARNING
 2802 23:49:41.022807  ES: 0000 CR0: 0000000080050033
 2803 23:49:41.029576  # [   49.474168] CR2: 00007f41d8c43000 CR3: 0000000104960000 CR4: 00000000001506f0
 2804 23:49:41.032971  # [   49.481290] Call Trace:
 2805 23:49:41.036335  # [   49.483736]  direct_entry.cold+0x2c/0x38
 2806 23:49:41.039629  # [   49.487655]  full_proxy_write+0x56/0x80
 2807 23:49:41.045610  # [   49.491487] [   49.810107] ------------[ cut here ]------------
 2808 23:49:41.048980   vfs_write+0xea/0x390
 2809 23:49:41.052290  # [   49.494796]  ksys_write+0x68/0xe0
 2810 23:49:41.055546  # [   49.498106]  do_syscall_64+0x33/0x40
 2811 23:49:41.062372  # [   49.501676]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2812 23:49:41.065825  # [   49.506718] RIP: 0033:0x7f41d8d52f33
 2813 23:49:41.075401  # [   49.510287] Code: 8b 15 61 ef 0c 00 f7 d8 [   49.836866] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 2814 23:49:41.091271  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
 2815 23:49:41.110862  # [   49.529022] RSP: 002b:00007ffde1db13e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000[   49.867399] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2816 23:49:41.111022  01
 2817 23:49:41.117371  # [   49.536577] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f41d8d52f33
 2818 23:49:41.127357  # [   49.543698] RDX: 0000000000000004 RSI: 00007f41d8c43000 RDI: 0000000000000001
 2819 23:49:41.134187  # [   49.550819] RBP: 00007f41d8c43000 R08: 00007f41d8c42010 R09: 0000000000000000
 2820 23:49:41.140204  [   49.901987] CPU: 0 PID: 733 Comm: cat Tainted: G      D           5.10.131-cip13 #1
 2821 23:49:41.146848  # [   49.557940] R10: 00007f41d8e511c0 R11: 0000000000000246 R12: 0000000000000001
 2822 23:49:41.156954  # [   49.565061] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2823 23:49:41.169689  # [   49.572186] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_e[   49.931839] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2824 23:49:41.173009  c_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2825 23:49:41.179830  # [   49.584708] ---[ end trace f59508f0a0e1de78 ]---
 2826 23:49:41.183067  # [   49.589361] RIP: 0010:lkdtm_BUG+0x5/0x10
 2827 23:49:41.195830  # [   49.593374] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff[   49.959912] RIP: 0010:lkdtm_WARNING+0xf/0x20
 2828 23:49:41.205954   ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 2829 23:49:41.212621  # [   49.612156] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 2830 23:49:41.238051  # [   49.617477] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000[   49.986460] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00
 2831 23:49:41.238194  000000000
 2832 23:49:41.244624  # [   49.624645] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 2833 23:49:41.251492  # [   49.631778] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 2834 23:49:41.264665  # [   49.638912] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000[   50.027290] RSP: 0018:ffffbd800093be60 EFLAGS: 00010202
 2835 23:49:41.264807  00004
 2836 23:49:41.270807  # [   49.646053] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 2837 23:49:41.280930  # [   49.653210] FS:  00007f41d8e33580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2838 23:49:41.287226  # [   49.661291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2839 23:49:41.293993  # [   50.054781] RAX: ffffffffa7cb1940 RBX: 0000000000000002 RCX: 0000000000000000
 2840 23:49:41.300690  [   49.667031] CR2: 00007f41d8c43000 CR3: 0000000104960000 CR4: 00000000001506f0
 2841 23:49:41.303390  # BUG: saw 'kernel BUG at': ok
 2842 23:49:41.306750  ok 2 selftests: lkdtm: BUG.sh
 2843 23:49:41.309943  # selftests: lkdtm: WARNING.sh
 2844 23:49:41.316789  [   50.084081] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a80
 2845 23:49:41.323515  [   50.106502] RBP: ffffffffa8cc024f R08: 0000000000000000 R09: 0000000000000000
 2846 23:49:41.330160  [   50.113692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 2847 23:49:41.336626  [   50.120861] R13: ffffbd800093bf10 R14: ffffbd800093bf10 R15: ffffa2718534a000
 2848 23:49:41.346055  [   50.128059] FS:  00007f4512c7f580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2849 23:49:41.352233  [   50.136182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2850 23:49:41.358871  [   50.141959] CR2: 00007f4512a5b000 CR3: 000000010467e000 CR4: 00000000001506f0
 2851 23:49:41.362300  [   50.149122] Call Trace:
 2852 23:49:41.365680  [   50.151609]  direct_entry.cold+0x2c/0x38
 2853 23:49:41.368970  [   50.155555]  full_proxy_write+0x56/0x80
 2854 23:49:41.372260  [   50.159461]  vfs_write+0xea/0x390
 2855 23:49:41.375616  [   50.162827]  ksys_write+0x68/0xe0
 2856 23:49:41.378966  [   50.166213]  do_syscall_64+0x33/0x40
 2857 23:49:41.385044  [   50.169843]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2858 23:49:41.388507  [   50.174978] RIP: 0033:0x7f4512b6af33
 2859 23:49:41.408471  [   50.178630] Code: 8b 15 61 ef 0c 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
 2860 23:49:41.415011  [   50.197441] RSP: 002b:00007ffc3ef098b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2861 23:49:41.421022  [   50.205102] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f4512b6af33
 2862 23:49:41.427835  [   50.212412] RDX: 0000000000000008 RSI: 00007f4512a5b000 RDI: 0000000000000001
 2863 23:49:41.437222  [   50.219617] RBP: 00007f4512a5b000 R08: 00007f4512a5a010 R09: 0000000000000000
 2864 23:49:41.444098  [   50.226797] R10: 00007f4512c691c0 R11: 0000000000000246 R12: 0000000000000001
 2865 23:49:41.450760  [   50.233970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2866 23:49:41.453452  [   50.241132] irq event stamp: 0
 2867 23:49:41.460089  [   50.244212] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2868 23:49:41.466977  [   50.250483] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 2869 23:49:41.476399  [   50.258651] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 2870 23:49:41.483172  [   50.266836] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2871 23:49:41.486594  [   50.273101] ---[ end trace f59508f0a0e1de79 ]---
 2872 23:49:41.506212  # [   49.800450] lkdtm: Performing direct entry WARNING
 2873 23:49:41.509614  # [   49.810107] ------------[ cut here ]------------
 2874 23:49:41.519092  # [   49.836866] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 2875 23:49:41.532186  # [   49.867399] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2876 23:49:41.539067  # [   49.901987] CPU: 0 PID: 733 Comm: cat Tainted: G      D           5.10.131-cip13 #1
 2877 23:49:41.545115  # [   49.931839] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2878 23:49:41.551938  # [   49.959912] RIP: 0010:lkdtm_WARNING+0xf/0x20
 2879 23:49:41.568134  # [   49.986460] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00
 2880 23:49:41.574740  # [   50.027290] RSP: 0018:ffffbd800093be60 EFLAGS: 00010202
 2881 23:49:41.581404  # [   50.054781] RAX: ffffffffa7cb1940 RBX: 0000000000000002 RCX: 0000000000000000
 2882 23:49:41.588280  # [   50.084081] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a80
 2883 23:49:41.597833  # [   50.106502] RBP: ffffffffa8cc024f R08: 0000000000000000 R09: 0000000000000000
 2884 23:49:41.603944  # [   50.113692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 2885 23:49:41.610693  # [   50.120861] R13: ffffbd800093bf10 R14: ffffbd800093bf10 R15: ffffa2718534a000
 2886 23:49:41.623541  # [   50.128059] FS:  00007f4512c7f580(0000) GS:ffffa271aac00000(0000) knlGS:0000[   50.399311] lkdtm: Performing direct entry WARNING_MESSAGE
 2887 23:49:41.623645  000000000000
 2888 23:49:41.630320  # [   50.136182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2889 23:49:41.637052  # [   50.141959] CR2: 00007f4512a5b000 CR3: 000000010467e000 CR4: 00000000001506f0
 2890 23:49:41.640294  # [   50.149122] Call Trace:
 2891 23:49:41.643584  # [   50.151609]  direct_entry.cold+0x2c/0x38
 2892 23:49:41.649761  # [   50.1555[   50.414146] ------------[ cut here ]------------
 2893 23:49:41.653687  55]  full_proxy_write+0x56/0x80
 2894 23:49:41.656392  # [   50.159461]  vfs_write+0xea/0x390
 2895 23:49:41.659953  # [   50.162827]  ksys_write+0x68/0xe0
 2896 23:49:41.663166  # [   50.166213]  do_syscall_64+0x33/0x40
 2897 23:49:41.669832  # [   50.169843]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2898 23:49:41.676069  # [   50.174978] RIP: 0033:0x7f4512b6af3[   50.440987] Warning message trigger count: 2
 2899 23:49:41.676166  3
 2900 23:49:41.695436  # [   50.178630] Code: 8b 15 61 ef 0c 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
 2901 23:49:41.709072  # [   50.197441] RSP: 002b:00007ffc[   50.467482] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 2902 23:49:41.711804  3ef098b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2903 23:49:41.718567  # [   50.205102] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f4512b6af33
 2904 23:49:41.728243  # [   50.212412] RDX: 0000000000000008 RSI: 00007f4512a5b000 RDI: 0000000000000001
 2905 23:49:41.741673  # [   50.219617] RBP: 00007f4512a5[   50.498703] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2906 23:49:41.747844  b000 R08: 00007f4512a5a010 R09: 0000000000000000
 2907 23:49:41.754885  # [   50.226797] R10: 00007f4512c691c0 R11: 0000000000000246 R12: 0000000000000001
 2908 23:49:41.761036  # [   50.233970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2909 23:49:41.764336  # [   50.241132] irq event stamp: 0
 2910 23:49:41.773887  #[   50.533302] CPU: 0 PID: 768 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2911 23:49:41.777240   [   50.244212] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2912 23:49:41.786881  # [   50.250483] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 2913 23:49:41.800408  # [   50.258651] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c[   50.563168] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2914 23:49:41.800512  /0x1c80
 2915 23:49:41.807032  # [   50.266836] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2916 23:49:41.813191  # [   50.273101] ---[ end trace f59508f0a0e1de79 ]---
 2917 23:49:41.816441  # WARNING: saw 'WARNING:': ok
 2918 23:49:41.819858  ok 3 selftests: lkdtm: WARNING.sh
 2919 23:49:41.823169  # selftests: lkdtm: WARNING_MESSAGE.sh
 2920 23:49:41.826002  [   50.591341] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 2921 23:49:41.845853  [   50.617449] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 1b 70 02 48 c7 c7 b0 07 cc a8 8d 70 01 89 35 b1 1b 70 02 e8 d6 aa 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 2922 23:49:41.852761  [   50.636301] RSP: 0018:ffffbd80009b3e60 EFLAGS: 00010286
 2923 23:49:41.858762  [   50.641595] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 2924 23:49:41.865414  [   50.648787] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 2925 23:49:41.872135  [   50.655977] RBP: ffffffffa8cc0257 R08: 0000000000000000 R09: 0000000000000000
 2926 23:49:41.878309  [   50.663130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 2927 23:49:41.888377  [   50.670270] R13: ffffbd80009b3f10 R14: ffffbd80009b3f10 R15: ffffa271854cd000
 2928 23:49:41.895160  [   50.677427] FS:  00007f2e64ef3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 2929 23:49:41.901241  [   50.685523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2930 23:49:41.908078  [   50.691298] CR2: 00007f2e64cd3000 CR3: 00000001048da000 CR4: 00000000001506f0
 2931 23:49:41.911595  [   50.698440] Call Trace:
 2932 23:49:41.914242  [   50.700931]  direct_entry.cold+0x2c/0x38
 2933 23:49:41.917649  [   50.704875]  full_proxy_write+0x56/0x80
 2934 23:49:41.920887  [   50.708779]  vfs_write+0xea/0x390
 2935 23:49:41.924312  [   50.712149]  ksys_write+0x68/0xe0
 2936 23:49:41.927713  [   50.715538]  do_syscall_64+0x33/0x40
 2937 23:49:41.933745  [   50.719164]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2938 23:49:41.937155  [   50.724309] RIP: 0033:0x7f2e64de2f33
 2939 23:49:41.956859  [   50.727968] Code: 8b 15 61 ef 0c 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
 2940 23:49:41.963375  [   50.746794] RSP: 002b:00007ffe9b990f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2941 23:49:41.970014  [   50.754428] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2e64de2f33
 2942 23:49:41.976785  [   50.761642] RDX: 0000000000000010 RSI: 00007f2e64cd3000 RDI: 0000000000000001
 2943 23:49:41.986242  [   50.768838] RBP: 00007f2e64cd3000 R08: 00007f2e64cd2010 R09: 0000000000000000
 2944 23:49:41.993045  [   50.775998] R10: 00007f2e64ee11c0 R11: 0000000000000246 R12: 0000000000000001
 2945 23:49:41.999355  [   50.783157] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2946 23:49:42.002772  [   50.790288] irq event stamp: 0
 2947 23:49:42.009551  [   50.793340] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2948 23:49:42.015602  [   50.799602] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 2949 23:49:42.025741  [   50.807769] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 2950 23:49:42.031843  [   50.815958] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2951 23:49:42.035335  [   50.822232] ---[ end trace f59508f0a0e1de7a ]---
 2952 23:49:42.055785  # [   50.399311] lkdtm: Performing direct entry WARNING_MESSAGE
 2953 23:49:42.062415  # [   50.414146] ------------[ cut here ]------------
 2954 23:49:42.065040  # [   50.440987] Warning message trigger count: 2
 2955 23:49:42.075044  # [   50.467482] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 2956 23:49:42.088036  # [   50.498703] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 2957 23:49:42.094887  # [   50.533302] CPU: 0 PID: 768 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2958 23:49:42.101145  # [   50.563168] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2959 23:49:42.107892  # [   50.591341] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 2960 23:49:42.123975  # [   50.617449] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 1b 70 02 48 c7 c7 b0 07 cc a8 8d 70 01 89 35 b1 1b 70 02 e8 d6 aa 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 2961 23:49:42.130748  # [   50.636301] RSP: 0018:ffffbd80009b3e60 EFLAGS: 00010286
 2962 23:49:42.136833  # [   50.641595] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 2963 23:49:42.149974  # [   50.648787] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa27[   50.931587] lkdtm: Performing direct entry EXCEPTION
 2964 23:49:42.150073  1aac1bf70
 2965 23:49:42.156572  # [   50.655977] RBP: ffffffffa8cc0257 R08: 0000000000000000 R09: 0000000000000000
 2966 23:49:42.163431  # [   50.663130] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 2967 23:49:42.179368  # [   50.670270] R13: ffffbd80009b3f10 R14: ffffbd80009b3f10 R15: ffffa271854[   50.939837] BUG: kernel NULL pointer dereference, address: 0000000000000000
 2968 23:49:42.182817  [   50.968898] #PF: supervisor write access in kernel mode
 2969 23:49:42.189577  [   50.974113] #PF: error_code(0x0002) - not-present page
 2970 23:49:42.192389  [   50.979241] PGD 0 P4D 0 
 2971 23:49:42.195692  [   50.981773] Oops: 0002 [#2] SMP NOPTI
 2972 23:49:42.202501  [   50.985431] CPU: 1 PID: 800 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2973 23:49:42.208751  [   50.993072] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2974 23:49:42.212696  [   50.998987] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 2975 23:49:42.231858  [   51.003424] Code: 48 c7 c7 b0 07 cc a8 8d 70 01 89 35 b1 1b 70 02 e8 d6 aa 61 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 2976 23:49:42.235366  [   51.022160] RSP: 0018:ffffbd8000a3be60 EFLAGS: 00010286
 2977 23:49:42.245454  [   51.027376] RAX: ffffffffa7cb1990 RBX: 0000000000000004 RCX: 0000000000000000
 2978 23:49:42.251598  [   51.034497] RDX: 0000000000000000 RSI: ffffa271aad1bf70 RDI: ffffffffa88d9aa0
 2979 23:49:42.258377  [   51.041620] RBP: ffffffffa8bf5e07 R08: 0000000000000000 R09: 0000000000000000
 2980 23:49:42.264933  [   51.048741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 2981 23:49:42.270992  [   51.055863] R13: ffffbd8000a3bf10 R14: ffffbd8000a3bf10 R15: ffffa271848f2000
 2982 23:49:42.281147  [   51.062984] FS:  00007f98ded2a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 2983 23:49:42.287956  [   51.071059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2984 23:49:42.294094  [   51.076793] CR2: 0000000000000000 CR3: 0000000104a98000 CR4: 00000000001506e0
 2985 23:49:42.297389  [   51.083914] Call Trace:
 2986 23:49:42.300828  [   51.086360]  direct_entry.cold+0x2c/0x38
 2987 23:49:42.304042  [   51.090280]  full_proxy_write+0x56/0x80
 2988 23:49:42.307415  [   51.094112]  vfs_write+0xea/0x390
 2989 23:49:42.310107  [   51.097422]  ksys_write+0x68/0xe0
 2990 23:49:42.313431  [   51.100734]  do_syscall_64+0x33/0x40
 2991 23:49:42.320207  [   51.104303]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2992 23:49:42.323570  [   51.109348] RIP: 0033:0x7f98dec1af33
 2993 23:49:42.340081  [   51.112918] Code: 8b 15 61 ef 0c 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
 2994 23:49:42.349603  [   51.131653] RSP: 002b:00007ffd104a4858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2995 23:49:42.356418  [   51.139209] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f98dec1af33
 2996 23:49:42.362441  [   51.146329] RDX: 000000000000000a RSI: 00007f98deb0b000 RDI: 0000000000000001
 2997 23:49:42.369145  [   51.153451] RBP: 00007f98deb0b000 R08: 00007f98deb0a010 R09: 0000000000000000
 2998 23:49:42.375769  [   51.160571] R10: 00007f98ded191c0 R11: 0000000000000246 R12: 0000000000000001
 2999 23:49:42.385793  [   51.167692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3000 23:49:42.395302  [   51.174816] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3001 23:49:42.398622  [   51.187236] CR2: 0000000000000000
 3002 23:49:42.402086  cd000
 3003 23:49:42.408243  # [   50.677427] FS:  00007f2e64ef3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3004 23:49:42.415063  # [   50.685523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3005 23:49:42.421111  # [   50.691298] CR2: 00007f2e64cd3000 CR3: 00000001048da000 CR4: 00000000001506f0
 3006 23:49:42.427843  # [   51.190661] ---[ end trace f59508f0a0e1de7b ]---
 3007 23:49:42.427976  [   50.698440] Call Trace:
 3008 23:49:42.434756  # [   50.700931]  direct_entry.cold+0x2c/0x38
 3009 23:49:42.438005  # [   50.704875]  full_proxy_write+0x56/0x80
 3010 23:49:42.440855  # [   50.708779]  vfs_write+0xea/0x390
 3011 23:49:42.444221  # [   50.712149]  ksys_write+0x68/0xe0
 3012 23:49:42.447627  # [   50.715538]  do_syscall_64+0x33/0x40
 3013 23:49:42.454371  # [   50.719[   51.217461] RIP: 0010:lkdtm_BUG+0x5/0x10
 3014 23:49:42.457599  164]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3015 23:49:42.461043  # [   50.724309] RIP: 0033:0x7f2e64de2f33
 3016 23:49:42.493390  # [   50.727968] Code: 8b 15 61 ef 0c 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[   51.243569] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3017 23:49:42.500117   ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3018 23:49:42.506420  # [   50.746794] RSP: 002b:00007ffe9b990f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3019 23:49:42.512710  # [   50.754428] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2e64de2f33
 3020 23:49:42.522727  # [   50.761642] RDX: 00000000[   51.284490] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3021 23:49:42.526077  00000010 RSI: 00007f2e64cd3000 RDI: 0000000000000001
 3022 23:49:42.532752  # [   50.768838] RBP: 00007f2e64cd3000 R08: 00007f2e64cd2010 R09: 0000000000000000
 3023 23:49:42.538882  # [   50.775998] R10: 00007f2e64ee11c0 R11: 0000000000000246 R12: 0000000000000001
 3024 23:49:42.552504  # [   50.783157] R13: 000000000000[   51.311898] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3025 23:49:42.555421  0001 R14: 0000000000020000 R15: 0000000000020000
 3026 23:49:42.558704  # [   50.790288] irq event stamp: 0
 3027 23:49:42.565569  # [   50.793340] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3028 23:49:42.578329  # [   50.799602] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80[   51.341208] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3029 23:49:42.588312  # [   50.807769] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3030 23:49:42.594971  # [   50.815958] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3031 23:49:42.598377  # [   50.822232] ---[ end trace f59508f0a0e1de7a ]---
 3032 23:49:42.607818  # WARNING_MESSAGE: saw 'messag[   51.370519] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3033 23:49:42.611253  e trigger': ok
 3034 23:49:42.614073  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3035 23:49:42.617430  # selftests: lkdtm: EXCEPTION.sh
 3036 23:49:42.624396  [   51.399803] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3037 23:49:42.630390  [   51.414967] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3038 23:49:42.640456  [   51.422096] FS:  00007f98ded2a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 3039 23:49:42.643938  [   51.430178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3040 23:49:42.653208  [   51.435921] CR2: 0000000000000000 CR3: 0000000104a98000 CR4: 00000000001506e0
 3041 23:49:42.653346  # Killed
 3042 23:49:42.673441  # [   50.931587] lkdtm: Performing direct entry EXCEPTION
 3043 23:49:42.679985  # [   50.939837] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3044 23:49:42.686670  # [   50.968898] #PF: supervisor write access in kernel mode
 3045 23:49:42.693247  # [   50.974113] #PF: error_code(0x0002) - not-present page
 3046 23:49:42.693375  # [   50.979241] PGD 0 P4D 0 
 3047 23:49:42.696813  # [   50.981773] Oops: 0002 [#2] SMP NOPTI
 3048 23:49:42.706288  # [   50.985431] CPU: 1 PID: 800 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3049 23:49:42.712791  # [   50.993072] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3050 23:49:42.716069  # [   50.998987] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3051 23:49:42.735808  # [   51.003424] Code: 48 c7 c7 b0 07 cc a8 8d 70 01 89 35 b1 1b 70 02 e8 d6 aa 61 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 3052 23:49:42.741778  # [   51.022160] RSP: 0018:ffffbd8000a3be60 EFLAGS: 00010286
 3053 23:49:42.748508  # [   51.027376] RAX: ffffffffa7cb1990 RBX: 0000000000000004 RCX: 0000000000000000
 3054 23:49:42.755327  # [   51.034497] RDX: 0000000000000000 RSI: ffffa271aad1bf70 RDI: ffffffffa88d9aa0
 3055 23:49:42.762125  # [   51.041620] RBP: ffffffffa8bf5e07 R08: 0000000000000000 R09: 0000000000000000
 3056 23:49:42.768129  # [   51.048741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3057 23:49:42.778197  # [   51.055863] R13: ffffbd8000a3bf10 R14: ffffbd8000a3bf10 R15: ffffa271848f2000
 3058 23:49:42.785024  # [   51.062984] FS:  00007f98ded2a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 3059 23:49:42.791063  # [   51.071059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3060 23:49:42.797829  # [   51.076793] CR2: 0000000000000000 CR3: 0000000104a98000 CR4: 00000000001506e0
 3061 23:49:42.801201  # [   51.083914] Call Trace:
 3062 23:49:42.803972  # [   51.086360]  direct_entry.cold+0x2c/0x38
 3063 23:49:42.810828  # [   51.090280]  full_proxy_write+0x56/0x80
 3064 23:49:42.814381  # [   51.094112]  vfs_write+0xea/0x390
 3065 23:49:42.817088  # [   51.097422]  ksys_write+0x68/0xe0
 3066 23:49:42.820393  # [   51.100734]  do_syscall_64+0x33/0x40
 3067 23:49:42.823720  # [   51.104303]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3068 23:49:42.830342  # [   51.109348] RIP: 0033:0x7f98dec1af33
 3069 23:49:42.846840  # [   51.112918] Code: 8b 15 61 ef 0c 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
 3070 23:49:42.856376  # [   51.131653] RSP: 002b:00007ffd104a4858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3071 23:49:42.863260  # [   51.139209] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f98dec1af33
 3072 23:49:42.869409  # [   51.146329] RDX: 000000000000000a RSI: 00007f98deb0b000 RDI: 0000000000000001
 3073 23:49:42.876085  # [   51.153451] RBP: 00007f98deb0b000 R08: 00007f98deb0a010 R09: 0000000000000000
 3074 23:49:42.886217  # [   51.160571] R10: 00007f98ded191c0 R11: 0000000000000246 R12: 0000000000000001
 3075 23:49:42.892243  # [   51.167692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3076 23:49:42.905822  # [   51.174816] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3077 23:49:42.908539  # [   51.187236] CR2: 0000000000000000
 3078 23:49:42.912097  # [   51.190661] ---[ end trace f59508f0a0e1de7b ]---
 3079 23:49:42.915416  # [   51.217461] RIP: 0010:lkdtm_BUG+0x5/0x10
 3080 23:49:42.935193  # [   51.243569] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3081 23:49:42.941203  # [   51.284490] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3082 23:49:42.947979  # [   51.311898] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3083 23:49:42.954189  # [   51.341208] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3084 23:49:42.964384  # [   51.370519] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3085 23:49:42.970509  # [   51.399803] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3086 23:49:42.977312  # [   51.414967] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3087 23:49:42.987415  # [   51.422096] FS:  00007f98ded2a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 3088 23:49:42.990073  # [   51.430178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3089 23:49:43.000012  # [   51.435921] CR2: 0000000000000000 CR3: 0000000104a98000 CR4: 00000000001506e0
 3090 23:49:43.003382  # EXCEPTION: saw 'call trace:': ok
 3091 23:49:43.006974  ok 5 selftests: lkdtm: EXCEPTION.sh
 3092 23:49:43.007062  # selftests: lkdtm: LOOP.sh
 3093 23:49:43.009636  # Skipping LOOP: Hangs the system
 3094 23:49:43.013059  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3095 23:49:43.016439  # selftests: lkdtm: EXHAUST_STACK.sh
 3096 23:49:43.023360  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3097 23:49:43.026595  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3098 23:49:43.029309  # selftests: lkdtm: CORRUPT_STACK.sh
 3099 23:49:43.036154  # Skipping CORRUPT_STACK: Crashes entire system on success
 3100 23:49:43.042925  ok 8 selfte[   51.810873] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3101 23:49:43.046220  sts: lkdtm: CORRUPT_STACK.sh # SKIP
 3102 23:49:43.049129  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3103 23:49:43.052470  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3104 23:49:43.059199  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3105 23:49:43.062551  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3106 23:49:43.065682  [   51.831750] lkdtm: attempting good list addition
 3107 23:49:43.072422  [   51.857637] lkdtm: attempting corrupted list addition
 3108 23:49:43.078494  [   51.862708] lkdtm: list_add() corruption not detected!
 3109 23:49:43.096658  # [   51.810873] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3110 23:49:43.102903  # [   51.831750] lkdtm: attempting good list addition
 3111 23:49:43.106172  # [   51.857637] lkdtm: attempting corrupted list addition
 3112 23:49:43.112759  # [   51.862708] lkdtm: list_add() corruption not detected!
 3113 23:49:43.116136  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3114 23:49:43.122373  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3115 23:49:43.125808  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3116 23:49:43.203654  [   51.989285] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3117 23:49:43.210338  [   51.994856] lkdtm: attempting good list removal
 3118 23:49:43.213050  [   51.999387] lkdtm: attempting corrupted list removal
 3119 23:49:43.219650  [   52.004383] lkdtm: list_del() corruption not detected!
 3120 23:49:43.238258  # [   51.989285] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3121 23:49:43.244264  # [   51.994856] lkdtm: attempting good list removal
 3122 23:49:43.247592  # [   51.999387] lkdtm: attempting corrupted list removal
 3123 23:49:43.254363  # [   52.004383] lkdtm: list_del() corruption not detected!
 3124 23:49:43.257787  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3125 23:49:43.264624  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3126 23:49:43.267086  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3127 23:49:43.337209  [   52.123174] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3128 23:49:43.344067  [   52.129449] lkdtm: attempting bad read from page below current stack
 3129 23:49:43.353487  [   52.135838] BUG: stack guard page was hit at 000000008314f9da (stack is 000000007aa441b8..00000000a94ab0a5)
 3130 23:49:43.360415  [   52.145568] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI
 3131 23:49:43.369890  [   52.151828] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3132 23:49:43.373281  [   52.159557] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3133 23:49:43.380087  [   52.165471] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3134 23:49:43.399693  [   52.171294] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 50 0b cc a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 13 a4 fd ff 48 c7 c7 90 0b cc a8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f9 a3 fd ff 0f 1f 44
 3135 23:49:43.405884  [   52.190021] RSP: 0018:ffffbd8000d33e50 EFLAGS: 00010246
 3136 23:49:43.412611  [   52.195237] RAX: 0000000000000038 RBX: ffffbd8000d30000 RCX: 0000000000000000
 3137 23:49:43.419407  [   52.202359] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc0b90
 3138 23:49:43.425502  [   52.209480] RBP: ffffffffa8cc02ba R08: 0000000000000000 R09: 0000000000000000
 3139 23:49:43.432258  [   52.216601] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3140 23:49:43.439088  [   52.223723] R13: ffffbd8000d33f10 R14: ffffbd8000d33f10 R15: ffffa27183126000
 3141 23:49:43.448470  [   52.230846] FS:  00007fc6cdcbd580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3142 23:49:43.454693  [   52.238921] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3143 23:49:43.461560  [   52.244656] CR2: ffffbd8000d2ffff CR3: 000000010277e000 CR4: 00000000001506f0
 3144 23:49:43.464381  [   52.251778] Call Trace:
 3145 23:49:43.467807  [   52.254224]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3146 23:49:43.471288  [   52.258748]  direct_entry.cold+0x2c/0x38
 3147 23:49:43.474666  [   52.262667]  full_proxy_write+0x56/0x80
 3148 23:49:43.477464  [   52.266498]  vfs_write+0xea/0x390
 3149 23:49:43.480930  [   52.269809]  ksys_write+0x68/0xe0
 3150 23:49:43.487897  [   52.273120]  do_syscall_64+0x33/0x40
 3151 23:49:43.491304  [   52.276691]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3152 23:49:43.493868  [   52.281734] RIP: 0033:0x7fc6cdbaaf33
 3153 23:49:43.513775  [   52.285302] Code: 8b 15 61 ef 0c 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
 3154 23:49:43.520456  [   52.304037] RSP: 002b:00007ffdbb4cc3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3155 23:49:43.526580  [   52.311592] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc6cdbaaf33
 3156 23:49:43.536358  [   52.318714] RDX: 0000000000000019 RSI: 00007fc6cda9b000 RDI: 0000000000000001
 3157 23:49:43.542828  [   52.325834] RBP: 00007fc6cda9b000 R08: 00007fc6cda9a010 R09: 0000000000000000
 3158 23:49:43.549551  [   52.332955] R10: 00007fc6cdca91c0 R11: 0000000000000246 R12: 0000000000000001
 3159 23:49:43.556254  [   52.340077] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3160 23:49:43.569240  [   52.347203] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3161 23:49:43.572663  [   52.359626] ---[ end trace f59508f0a0e1de7c ]---
 3162 23:49:43.578894  [   52.364237] RIP: 0010:lkdtm_BUG+0x5/0x10
 3163 23:49:43.595491  [   52.368152] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3164 23:49:43.602130  [   52.386888] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3165 23:49:43.608061  [   52.392104] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3166 23:49:43.614828  [   52.399225] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3167 23:49:43.621043  [   52.406346] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3168 23:49:43.631108  [   52.413468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3169 23:49:43.638065  [   52.420588] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3170 23:49:43.644122  [   52.427710] FS:  00007fc6cdcbd580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3171 23:49:43.650992  [   52.435784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3172 23:49:43.656984  [   52.441519] CR2: ffffbd8000d2ffff CR3: 000000010277e000 CR4: 00000000001506f0
 3173 23:49:43.667185  [   52.448642] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3174 23:49:43.673814  [   52.457498] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat
 3175 23:49:43.676550  [   52.465053] INFO: lockdep is turned off.
 3176 23:49:43.680107  [   52.468969] irq event stamp: 0
 3177 23:49:43.686738  [   52.472017] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3178 23:49:43.696243  [   52.478274] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3179 23:49:43.702803  [   52.486436] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3180 23:49:43.709759  [   52.494597] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3181 23:49:43.719700  [   52.500853] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3182 23:49:43.722770  [   52.508582] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3183 23:49:43.726136  [   52.514489] Call Trace:
 3184 23:49:49.324021  [   52.516934]  dump_stack+0x77/0x97
 3185 23:49:49.324560  [   52.520245]  ___might_sleep.cold+0xa6/0xb6
 3186 23:49:49.324938  [   52.524336]  exit_signals+0x1c/0x2d0
 3187 23:49:49.325328  [   52.527906]  do_exit+0xd5/0xb00
 3188 23:49:49.325683  [   52.531041]  ? ksys_write+0x68/0xe0
 3189 23:49:49.326019  [   52.534526]  rewind_stack_do_exit+0x17/0x20
 3190 23:49:49.326345  [   52.538701] RIP: 0033:0x7fc6cdbaaf33
 3191 23:49:49.326745  [   52.542268] Code: 8b 15 61 ef 0c 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
 3192 23:49:49.327087  [   52.561002] RSP: 002b:00007ffdbb4cc3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3193 23:49:49.327408  [   52.568559] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc6cdbaaf33
 3194 23:49:49.327724  [   52.575680] RDX: 0000000000000019 RSI: 00007fc6cda9b000 RDI: 0000000000000001
 3195 23:49:49.328036  [   52.582800] RBP: 00007fc6cda9b000 R08: 00007fc6cda9a010 R09: 0000000000000000
 3196 23:49:49.328349  [   52.589920] R10: 00007fc6cdca91c0 R11: 0000000000000246 R12: 0000000000000001
 3197 23:49:49.328668  [   52.597042] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3198 23:49:49.328949  # Segmentation fault
 3199 23:49:49.329228  # [   52.123174] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3200 23:49:49.329597  # [   52.129449] lkdtm: attempting bad read from page below current stack
 3201 23:49:49.329971  # [   52.135838] BUG: stack guard page was hit at 000000008314f9da (stack is 000000007aa441b8..00000000a94ab0a5)
 3202 23:49:49.330289  # [   52.145568] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI
 3203 23:49:49.330612  # [   52.151828] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3204 23:49:49.330899  # [   52.159557] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3205 23:49:49.331185  # [   52.165471] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3206 23:49:49.331468  # [   52.171294] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 50 0b cc a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 13 a4 fd ff 48 c7 c7 90 0b cc a8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f9 a3 fd ff 0f 1f 44
 3207 23:49:49.331770  # [   52.190021] RSP: 0018:ffffbd8000d33e50 EFLAGS: 00010246
 3208 23:49:49.332082  # [   52.195237] RAX: 0000000000000038 RBX: ffffbd8000d30000 RCX: 0000000000000000
 3209 23:49:49.332365  # [   52.202359] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc0b90
 3210 23:49:49.332646  # [   52.209480] RBP: ffffffffa8cc02ba R08: 0000000000000000 R09: 0000000000000000
 3211 23:49:49.332924  # [   52.216601] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3212 23:49:49.333205  # [   52.223723] R13: ffffbd8000d33f10 R14: ffffbd8000d33f10 R15: ffffa27183126000
 3213 23:49:49.333517  # [   52.2308[   52.735705] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3214 23:49:49.333798  46] FS:  00007fc6cdcbd580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3215 23:49:49.334084  # [   52.238921] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3216 23:49:49.334368  # [   52.244656] CR2: ffffbd8000d2ffff CR3: 000000010277e000 CR4: 00000000001506f0
 3217 23:49:49.334647  # [   52.251778] Call [   52.752558] lkdtm: attempting bad read from page above current stack
 3218 23:49:49.334927  Trace:
 3219 23:49:49.335205  # [   52.254224]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3220 23:49:49.335486  # [   52.258748]  direct_entry.cold+0x2c/0x38
 3221 23:49:49.335763  # [   52.262667]  full_proxy_write+0x56/0x80
 3222 23:49:49.336041  # [   52.266498]  vfs_write+0xea/0x390
 3223 23:49:49.336319  # [   52.269809]  ksys_write+0x68/0xe0
 3224 23:49:49.336596  # [   52.273120]  do_[   52.781126] BUG: stack guard page was hit at 0000000090a5f9a4 (stack is 00000000dd68295a..00000000a2f2c510)
 3225 23:49:49.336879  syscall_64+0x33/0x40
 3226 23:49:49.337155  # [   52.276691]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3227 23:49:49.337450  # [   52.281734] RIP: 0033:0x7fc6cdbaaf33
 3228 23:49:49.337730  # [   52.285302] Code: 8b 15 61 ef 0c 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 [   52.812994] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI
 3229 23:49:49.338022  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
 3230 23:49:49.338312  # [   52.304037] RSP: 002b:00007ffdbb4cc3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3231 23:49:49.338594  # [   52.311592] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc6cdbaaf[   52.841430] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3232 23:49:49.338884  [   52.871341] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3233 23:49:49.339165  33
 3234 23:49:49.339442  # [   52.318714] RDX: 0000000000000019 RSI: 00007fc6cda9b000 RDI: 0000000000000001
 3235 23:49:49.339721  # [   52.325834] RBP: 00007fc6cda9b000 R08: 00007fc6cda9a010 R09: 0000000000000000
 3236 23:49:49.340001  # [   52.332955] R10: 00007fc6cdca91c0 R11: 0000000000000246 R12: 0000000000000001
 3237 23:49:49.340794  [   52.877255] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3238 23:49:49.341140  # [   52.340077] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3239 23:49:49.341543  # [   52.347203] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3240 23:49:49.341876  # [   52.359626] ---[ end t[   52.905341] Code: a3 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 0b cc a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d9 a3 fd ff 48 c7 c7 08 0c cc a8 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 bc a3 fd ff
 3241 23:49:49.342190  race f59508f0a0e1de7c ]---
 3242 23:49:49.342480  # [   52.364237] RIP: 0010:lkdtm_BUG+0x5/0x10
 3243 23:49:49.342769  # [   52.368152] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 [   52.946262] RSP: 0018:ffffbd8000dbbe50 EFLAGS: 00010246
 3244 23:49:49.343067  00[ 0f 1f 44 00 00 83 05 e0 1b 70 02
 3245 23:49:49.343356  # [   52.386888] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3246 23:49:49.343639  # [   52.392104] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3247 23:49:49.343922  # [   52.399225] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: fffffff   52.973665] RAX: 0000000000000038 RBX: ffffbd8000db8000 RCX: 0000000000000000
 3248 23:49:49.344206  [   53.002973] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc0c08
 3249 23:49:49.344490  fa88d9a70
 3250 23:49:49.344773  # [   52.406346] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3251 23:49:49.345054  # [   52.413468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3252 23:49:49.345362  # [   52.420588] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa271846[   53.010095] RBP: ffffffffa8cc02d3 R08: 0000000000000000 R09: 0000000000000000
 3253 23:49:49.345656  [   53.039400] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3254 23:49:49.345939  15000
 3255 23:49:49.346222  # [   52.427710] FS:  00007fc6cdcbd580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3256 23:49:49.346514  # [   52.435784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3257 23:49:49.346805  # [   52.441519] CR2: ffffbd8000d2ffff CR3: 000000010277e000 CR4: 00000000001506f0
 3258 23:49:49.347093  # [   53.046521] R13: ffffbd8000dbbf10 R14: ffffbd8000dbbf10 R15: ffffa27184787000
 3259 23:49:49.347378  [ [  52.448642] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3260 23:49:49.347668  # [   52.457498] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat
 3261 23:49:49.348003  # [   52.465053] INFO: lockdep is turned off.
 3262 23:49:49.348296  # [   52.468969] i   53.075828] FS:  00007fe36f3a3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3263 23:49:49.348586  rq event stamp: 0
 3264 23:49:49.348877  # [   52.472017] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3265 23:49:49.349172  # [   52.478274] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3266 23:49:49.349501  # [   52.486436] softirqs last  enabled at (0): [<ffffffffa74f9f9c>[   53.106092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3267 23:49:49.349797  [   53.134015] CR2: ffffbd8000dbc000 CR3: 0000000102666000 CR4: 00000000001506f0
 3268 23:49:49.350090  ] copy_process+0x63c/0x1c80
 3269 23:49:49.350375  # [   52.494597] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3270 23:49:49.350663  # [   52.500853] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3271 23:49:49.350953  # [   52.508582] Hardware name: Google Grunt/Grunt, BIOS  09/0[   53.141137] Call Trace:
 3272 23:49:49.351245  5/2019
 3273 23:49:49.351535  # [   52.514489] Call Trace:
 3274 23:49:49.351821  # [   52.516934]  dump_stack+0x77/0x97
 3275 23:49:49.352107  # [   52.520245]  ___might_sleep.cold+0xa6/0xb6
 3276 23:49:49.352422  # [   52.524336]  exit_signals+0x1c/0x2d0
 3277 23:49:49.352721  # [   52.527906]  do_exit+0xd5/0xb00
 3278 23:49:49.353008  # [   52.531041]  ? ksys_write+0x68/0xe0
 3279 23:49:49.353321  # [   [   53.165765]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3280 23:49:49.353617  52.534526]  rewind_stack_do_exit+0x17/0x20
 3281 23:49:49.353917  # [   52.538701] RIP: 0033:0x7fc6cdbaaf33
 3282 23:49:49.354202  # [   52.542268] Code: 8b 15 61 ef 0c 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 [   53.193164]  direct_entry.cold+0x2c/0x38
 3283 23:49:49.354503  77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3284 23:49:49.354800  # [   52.561002] RSP: 002b:00007ffdbb4cc3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3285 23:49:49.355092  # [   52.568559] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc6cdbaaf33
 3286 23:49:49.355382  # [   52.575680] RDX: 000000000000[   53.219272]  full_proxy_write+0x56/0x80
 3287 23:49:49.355669  0019 RSI: 00007fc6cda9b000 RDI: 0000000000000001
 3288 23:49:49.355964  # [   52.582800] RBP: 00007fc6cda9b000 R08: 00007fc6cda9a010 R09: 0000000000000000
 3289 23:49:49.356767  # [   52.589920] R10: 00007fc6cdca91c0 R11: 0000000000000246 R12: 0000000000000001
 3290 23:49:49.357116  # [   52.597042] R13: 0000000000000001[   53.245276]  vfs_write+0xea/0x390
 3291 23:49:49.357467   R[14: 0000000000020000 R15: 0000000000020000
 3292 23:49:49.357721  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3293 23:49:49.357937  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3294 23:49:49.358149  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3295 23:49:49.358354     53.270770]  ksys_write+0x68/0xe0
 3296 23:49:49.358561  [   53.291415]  do_syscall_64+0x33/0x40
 3297 23:49:49.358765  [   53.294988]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3298 23:49:49.358971  [   53.300033] RIP: 0033:0x7fe36f292f33
 3299 23:49:49.359176  [   53.303602] Code: 8b 15 61 ef 0c 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
 3300 23:49:49.359393  [   53.322337] RSP: 002b:00007ffd19dfc598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3301 23:49:49.359602  [   53.329894] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fe36f292f33
 3302 23:49:49.359810  [   53.337015] RDX: 000000000000001a RSI: 00007fe36f183000 RDI: 0000000000000001
 3303 23:49:49.360014  [   53.344137] RBP: 00007fe36f183000 R08: 00007fe36f182010 R09: 0000000000000000
 3304 23:49:49.360220  [   53.351258] R10: 00007fe36f3911c0 R11: 0000000000000246 R12: 0000000000000001
 3305 23:49:49.360425  [   53.358378] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3306 23:49:49.360629  [   53.365503] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3307 23:49:49.360838  [   53.377925] ---[ end trace f59508f0a0e1de7d ]---
 3308 23:49:49.361045  [   53.382537] RIP: 0010:lkdtm_BUG+0x5/0x10
 3309 23:49:49.361251  [   53.386452] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3310 23:49:49.361499  [   53.405188] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3311 23:49:49.361708  [   53.410407] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3312 23:49:49.361913  [   53.417528] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3313 23:49:49.362121  [   53.424649] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3314 23:49:49.362329  [   53.431770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3315 23:49:49.362547  [   53.438891] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3316 23:49:49.362708  [   53.446012] FS:  00007fe36f3a3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3317 23:49:49.362960  [   53.454087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3318 23:49:49.363129  [   53.459823] CR2: ffffbd8000dbc000 CR3: 0000000102666000 CR4: 00000000001506f0
 3319 23:49:49.363287  [   53.685192] lkdtm: Performing direct entry UNSET_SMEP
 3320 23:49:49.363442  # Segmentation fault
 3321 23:49:49.363593  # [   52.735705] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3322 23:49:49.363759  # [   52.752558] lkdtm: attempting bad read from page above current stack
 3323 23:49:49.363915  # [   52.781126] BUG: stack guard page was hit at 0000000090a5f9a4 (stack is 0000000[   53.690279] lkdtm: trying to clear SMEP normally
 3324 23:49:49.364094  0dd68295a..00000000a2f2c510)
 3325 23:49:49.364257  # [   52.812994] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI
 3326 23:49:49.364412  # [   52.841430] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3327 23:49:49.364568  # [   52.871341] Hardware name: Google Grunt/Grunt, BIOS  09/[   53.717063] ------------[ cut here ]------------
 3328 23:49:49.364723  05/2019
 3329 23:49:49.364879  # [   52.877255] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3330 23:49:49.365035  # [   52.905341] Code: a3 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 0b cc a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d9 a3 fd ff 48 c7 c7 08 0c cc a8 <8a> 83 00 40 00 00 88 44 24[   53.743883] pinned CR4 bits changed: 0x100000!?
 3331 23:49:49.365198   07 0f b6 74 24 07 5a 5b e9 bc a3 fd ff
 3332 23:49:49.365383  # [   52.946262] RSP: 0018:ffffbd8000dbbe50 EFLAGS: 00010246
 3333 23:49:49.365541  # [   52.973665] RAX: 0000000000000038 RBX: ffffbd8000db8000 RCX: 0000000000000000
 3334 23:49:49.365698  # [   53.002973] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: fff[   53.770578] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 3335 23:49:49.365856  fffffa8cc0c08
 3336 23:49:49.366011  # [   53.010095] RBP: ffffffffa8cc02d3 R08: 0000000000000000 R09: 0000000000000000
 3337 23:49:49.366190  # [   53.039400] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3338 23:49:49.366702  # [   53.046521] R13: ffffbd8000dbbf10 R14: ffffbd8000dbbf10 R15: ffffa27[   53.801862] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3339 23:49:49.366902  184787000
 3340 23:49:49.367074  # [   53.075828] FS:  00007fe36f3a3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3341 23:49:49.367248  # [   53.106092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3342 23:49:49.367408  # [   53.134015] CR2: ffffbd8000dbc000 CR3: 0000000102666000 CR4: 00000000001506f0[   53.836465] CPU: 0 PID: 1094 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3343 23:49:49.367576  
 3344 23:49:49.367703  # [   53.141137] Call Trace:
 3345 23:49:49.367828  # [   53.165765]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3346 23:49:49.367953  # [   53.193164]  direct_entry.cold+0x2c/0x38
 3347 23:49:49.368076  # [   53.219272]  full_proxy_write+0x56/0x80
 3348 23:49:49.368201  # [   53.245276]  vfs_write+0xea/0x390
 3349 23:49:49.368324  # [   53.270770]  ksys_write+[   53.866376] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3350 23:49:49.368448  0x68/0xe0
 3351 23:49:49.368573  # [   53.291415]  do_syscall_64+0x33/0x40
 3352 23:49:49.368696  # [   53.294988]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3353 23:49:49.368819  # [   53.300033] RIP: 0033:0x7fe36f292f33
 3354 23:49:49.368941  # [   53.303602] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[   53.894467] RIP: 0010:native_write_cr4+0x41/0x60
 3355 23:49:49.369067  4 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
 3356 23:49:49.369196  # [   53.322337] RSP: 002b:00007ffd19dfc598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3357 23:49:49.369338  # [   53.329894] RAX: ffffffffffffffda RBX: 0000[   53.921274] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d dc d8 c3 01 00 75 f6 48 c7 c7 68 fd bf a8 c6 05 cc d8 c3 01 01 e8 85 c7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3358 23:49:49.369471  00000000001a RCX: 00007fe36f292f33
 3359 23:49:49.369600  # [   53.337015] RDX: 000000000000001a RSI: 00007fe36f183000 RDI: 0000000000000001
 3360 23:49:49.369724  # [   53.344137] RBP: 00007fe36f183000 R08: 00007fe36f182010 R09: 0000000000000000
 3361 23:49:49.369849  # [   53.351258] R10: 00007fe36f3911c0 R11: 00000000[   53.962192] RSP: 0018:ffffbd8000e23e48 EFLAGS: 00010286
 3362 23:49:49.369974  00000246 R12: 0000000000000001
 3363 23:49:49.370102  # [   53.358378] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3364 23:49:49.370247  # [   53.365503] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_not[   53.989587] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000
 3365 23:49:49.370379  ify
 3366 23:49:49.370502  # [   53.377925] ---[ end trace f59508f0a0e1de7d ]---
 3367 23:49:49.370627  # [   53.382537] RIP: 0010:lkdtm_BUG+0x5/0x10
 3368 23:49:49.370750  # [   53.386452] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 [   54.018944] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3369 23:49:49.370878  <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3370 23:49:49.371005  # [   53.405188] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3371 23:49:49.371128  # [   53.410407] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3372 23:49:49.371252  # [   53.417528] RDX: 0000000000000000 RS[   54.048317] RBP: ffffffffa8cc02ed R08: 0000000000000000 R09: 0000000000000000
 3373 23:49:49.371377  I: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3374 23:49:49.371501  # [   53.424649] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3375 23:49:49.371624  # [   53.431770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3376 23:49:49.371748  # [   53.438891] R13: ffffbd80008c3f10 R14: f[   54.077549] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3377 23:49:49.371873  fffbd80008c3f10 R15: ffffa27184615000
 3378 23:49:49.371997  # [   53.446012] FS:  00007fe36f3a3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3379 23:49:49.372122  # [   53.454087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3380 23:49:49.372246  # [   53.459823] CR2: ffffbd8000dbc000 CR3: 0000000102[   54.106920] R13: ffffbd8000e23f10 R14: ffffbd8000e23f10 R15: ffffa271830f8000
 3381 23:49:49.372372  666000 CR4: 00000000001506f0
 3382 23:49:49.372499  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3383 23:49:49.372618  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3384 23:49:49.372722  # selftests: lkdtm: UNSET_SMEP.sh
 3385 23:49:49.372825  [   54.136200] FS:  00007f9ce41e3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3386 23:49:49.372930  [   54.159072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3387 23:49:49.373033  [   54.164868] CR2: 00007f9ce3ff3000 CR3: 00000001054fe000 CR4: 00000000001506f0
 3388 23:49:49.373137  [   54.172030] Call Trace:
 3389 23:49:49.373239  [   54.174525]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3390 23:49:49.373362  [   54.178922]  direct_entry.cold+0x2c/0x38
 3391 23:49:49.373752  [   54.182880]  full_proxy_write+0x56/0x80
 3392 23:49:49.373879  [   54.186763]  vfs_write+0xea/0x390
 3393 23:49:49.373991  [   54.190140]  ksys_write+0x68/0xe0
 3394 23:49:49.374101  [   54.193548]  do_syscall_64+0x33/0x40
 3395 23:49:49.374207  [   54.197164]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3396 23:49:49.374312  [   54.202252] RIP: 0033:0x7f9ce4102f33
 3397 23:49:49.374418  [   54.205837] Code: 8b 15 61 ef 0c 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
 3398 23:49:49.374529  [   54.224594] RSP: 002b:00007ffd60438a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3399 23:49:49.374635  [   54.232172] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9ce4102f33
 3400 23:49:49.374740  [   54.239299] RDX: 000000000000000b RSI: 00007f9ce3ff3000 RDI: 0000000000000001
 3401 23:49:49.374845  [   54.246427] RBP: 00007f9ce3ff3000 R08: 00007f9ce3ff2010 R09: 0000000000000000
 3402 23:49:49.374948  [   54.253568] R10: 00007f9ce42011c0 R11: 0000000000000246 R12: 0000000000000001
 3403 23:49:49.375050  [   54.260696] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3404 23:49:49.375153  [   54.267829] irq event stamp: 0
 3405 23:49:49.375257  [   54.270885] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3406 23:49:49.375361  [   54.277151] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3407 23:49:49.375465  [   54.285332] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3408 23:49:49.375570  [   54.293500] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3409 23:49:49.375674  [   54.299762] ---[ end trace f59508f0a0e1de7e ]---
 3410 23:49:49.375777  [   54.304376] lkdtm: ok: SMEP did not get cleared
 3411 23:49:49.375881  [   54.308903] lkdtm: trying to clear SMEP with call gadget
 3412 23:49:49.375984  [   54.314221] lkdtm: ok: SMEP removal was reverted
 3413 23:49:49.376088  # [   53.685192] lkdtm: Performing direct entry UNSET_SMEP
 3414 23:49:49.376192  # [   53.690279] lkdtm: trying to clear SMEP normally
 3415 23:49:49.376295  # [   53.717063] ------------[ cut here ]------------
 3416 23:49:49.376397  # [   53.743883] pinned CR4 bits changed: 0x100000!?
 3417 23:49:49.376500  # [   53.770578] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 3418 23:49:49.376631  # [   53.801862] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3419 23:49:49.376738  # [   53.836465] CPU: 0 PID: 1094 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3420 23:49:49.376844  # [   53.866376] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3421 23:49:49.376949  # [   53.894467] RIP: 0010:native_write_cr4+0x41/0x60
 3422 23:49:49.377053  # [   53.921274] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d dc d8 c3 01 00 75 f6 48 c7 c7 68 fd bf a8 c6 05 cc d8 c3 01 01 e8 85 c7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3423 23:49:49.377162  # [   53.962192] RSP: 0018:ffffbd8000e23e48 EFLAGS: 00010286
 3424 23:49:49.377274  # [   53.989587] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000
 3425 23:49:49.377382  # [   54.018944] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3426 23:49:49.377486  # [   54.048317] RBP: ffffffffa8cc02ed R08: 0000000000000000 R09: 0000000000000000
 3427 23:49:49.377601  # [   54.077549] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3428 23:49:49.377689  # [   54.106920] R13: ffffbd8000e23f10 R14[   54.450161] lkdtm: Performing direct entry DOUBLE_FAULT
 3429 23:49:49.377778  : ffffbd8000e23f10 R15: ffffa271830f8000
 3430 23:49:49.377866  # [   54.136200] FS:  00007f9ce41e3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3431 23:49:49.377956  # [   54.159072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3432 23:49:49.378045  # [   54.164868] CR2: 00007f9ce3ff3000 CR3: 0000000[   54.458935] lkdtm: XFAIL: this test is ia32-only
 3433 23:49:49.378135  1054fe000 CR4: 00000000001506f0
 3434 23:49:49.378234  # [   54.172030] Call Trace:
 3435 23:49:49.378325  # [   54.174525]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3436 23:49:49.378415  # [   54.178922]  direct_entry.cold+0x2c/0x38
 3437 23:49:49.378503  # [   54.182880]  full_proxy_write+0x56/0x80
 3438 23:49:49.378592  # [   54.186763]  vfs_write+0xea/0x390
 3439 23:49:49.378680  # [   54.190140]  ksys_write+0x68/0xe0
 3440 23:49:49.378769  # [   54.193548]  do_syscall_64+0x33/0x40
 3441 23:49:49.378858  # [   54.197164]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3442 23:49:49.378946  # [   54.202252] RIP: 0033:0x7f9ce4102f33
 3443 23:49:49.379034  # [   54.205837] Code: 8b 15 61 ef 0c 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
 3444 23:49:49.379126  # [   54.224594] RSP: 002b:00007ffd60438a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3445 23:49:49.379216  # [   54.232172] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9ce4102f33
 3446 23:49:49.379577  # [   54.239299] RDX: 000000000000000b RSI: 00007f9ce3ff3000 RDI: 0000000000000001
 3447 23:49:49.379685  # [   54.246427] RBP: 00007f9ce3ff3000 R08: 00007f9ce3ff2010 R09: 0000000000000000
 3448 23:49:49.379781  # [   54.253568] R10: 00007f9ce42011c0 R11: 0000000000000246 R12: 0000000000000001
 3449 23:49:49.379874  # [   54.260696] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3450 23:49:49.379967  # [   54.267829] irq event stamp: 0
 3451 23:49:49.380058  # [   54.270885] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3452 23:49:49.380149  # [   54.277151] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3453 23:49:49.380239  # [   54.285332] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3454 23:49:49.380331  # [   54.293500] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3455 23:49:49.380421  # [   54.299762] ---[ end trace f59508f0a0e1de7e ]---
 3456 23:49:49.380510  # [   54.304376] lkdtm: ok: SMEP did not get cleared
 3457 23:49:49.380598  # [   54.308903] lkdtm: trying to clear SMEP with call gadget
 3458 23:49:49.380687  # [   54.314221] lkdtm: ok: SMEP removal was reverted
 3459 23:49:49.380775  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 3460 23:49:49.380865  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 3461 23:49:49.380954  # selftests: lkdtm: DOUBLE_FAULT.sh
 3462 23:49:49.381043  # [   54.450161] lkdtm: Performing direct entry DOUBLE_FAULT
 3463 23:49:49.381132  # [   54.458935] lkdtm: XFAIL: this test is ia32-only
 3464 23:49:49.381220  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 3465 23:49:49.381326  ok [   54.650188] lkdtm: Performing direct entry CORRUPT_PAC
 3466 23:49:49.381417  15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 3467 23:49:49.381507  # selftests: lkdtm: CORRUPT_PAC.sh
 3468 23:49:49.381596  [   54.668444] lkdtm: XFAIL: this test is arm64-only
 3469 23:49:49.381685  # [   54.650188] lkdtm: Performing direct entry CORRUPT_PAC
 3470 23:49:49.381774  # [   54.668444] lkdtm: XFAIL: this test is arm64-only
 3471 23:49:49.381863  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 3472 23:49:49.381951  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 3473 23:49:49.382040  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 3474 23:49:49.382129  [   54.807685] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3475 23:49:49.382219  [   54.814128] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3476 23:49:49.382309  # [   54.807685] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3477 23:49:49.382398  # [   54.814128] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3478 23:49:49.382487  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 3479 23:49:49.382585  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 3480 23:49:49.382664  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 3481 23:49:49.382741  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 3482 23:49:49.382819  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 3483 23:49:49.382896  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 3484 23:49:49.382974  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 3485 23:49:49.383052  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 3486 23:49:49.383130  # selftests: lkdtm: READ_AFTER_FREE.sh
 3487 23:49:49.383208  [   55.104250] lkdtm: Performing direct entry READ_AFTER_FREE
 3488 23:49:49.383287  [   55.109752] lkdtm: Value in memory before free: 12345678
 3489 23:49:49.383365  [   55.115111] lkdtm: Attempting bad read from freed memory
 3490 23:49:49.383443  [   55.120432] lkdtm: Memory was not poisoned
 3491 23:49:49.383521  # [   55.104250] lkdtm: Performing direct entry READ_AFTER_FREE
 3492 23:49:49.383598  # [   55.109752] lkdtm: Value in memory before free: 12345678
 3493 23:49:49.383676  # [   55.115111] lkdtm: Attempting bad read from freed memory
 3494 23:49:49.383754  # [   55.120432] lkdtm: Memory was not poisoned
 3495 23:49:49.383831  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 3496 23:49:49.383909  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 3497 23:49:49.383988  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 3498 23:49:49.384065  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 3499 23:49:49.384142  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 3500 23:49:49.384220  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 3501 23:49:49.384297  [   55.315494] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3502 23:49:49.384375  [   55.321507] lkdtm: Value in memory before free: 12345678
 3503 23:49:49.384453  [   55.326818] lkdtm: Attempting to read from freed memory
 3504 23:49:49.384531  [   55.332071] lkdtm: Buddy page was not poisoned
 3505 23:49:49.384609  # [   55.315494] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3506 23:49:49.384687  # [   55.321507] lkdtm: Value in memory before free: 12345678
 3507 23:49:49.384765  # [   55.326818] lkdtm: Attempting to read from freed memory
 3508 23:49:49.384842  # [   55.332071] lkdtm: Buddy page was not poisoned
 3509 23:49:49.384920  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 3510 23:49:49.384999  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 3511 23:49:49.385077  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 3512 23:49:49.385155  [   55.463510] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3513 23:49:49.385233  [   55.469112] lkdtm: Attempting double slab free ...
 3514 23:49:49.385329  # [   55.463510] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3515 23:49:49.385673  # [   55.469112] lkdtm: Attempting double slab free ...
 3516 23:49:49.385772  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 3517 23:49:49.385858  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 3518 23:49:49.385943  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 3519 23:49:49.386022  [   55.613686] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3520 23:49:49.386102  [   55.619196] lkdtm: Attempting cross-cache slab free ...
 3521 23:49:49.386182  # [   55.613686] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3522 23:49:49.386260  # [   55.619196] lkdtm: Attempting cross-cache slab free ...
 3523 23:49:49.386339  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 3524 23:49:49.386417  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 3525 23:49:49.386509  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 3526 23:49:49.386590  [   55.751941] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3527 23:49:49.386668  [   55.757362] lkdtm: Attempting non-Slab slab free ...
 3528 23:49:49.386746  # [   55.751941] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3529 23:49:49.386825  # [   55.757362] lkdtm: Attempting non-Slab slab free ...
 3530 23:49:49.386903  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 3531 23:49:49.386980  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 3532 23:49:49.387059  # selftests: lkdtm: SOFTLOCKUP.sh
 3533 23:49:49.387136  # Skipping SOFTLOCKUP: Hangs the system
 3534 23:49:49.387213  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 3535 23:49:49.387291  # selftests: lkdtm: HARDLOCKUP.sh
 3536 23:49:49.387368  # Skipping HARDLOCKUP: Hangs the system
 3537 23:49:49.387446  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 3538 23:49:49.387523  # selftests: lkdtm: SPINLOCKUP.sh
 3539 23:49:49.387608  # Skipping SPINLOCKUP: Hangs the system
 3540 23:49:49.387677  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 3541 23:49:49.387747  # selftests: lkdtm: HUNG_TASK.sh
 3542 23:49:49.387816  # Skipping HUNG_TASK: Hangs the system
 3543 23:49:49.387885  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 3544 23:49:49.387954  # selftests: lkdtm: EXEC_DATA.sh
 3545 23:49:49.388022  [   56.164572] lkdtm: Performing direct entry EXEC_DATA
 3546 23:49:49.388091  [   56.169559] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3547 23:49:49.388160  [   56.175431] lkdtm: attempting bad execution at ffffffffaa3b3560
 3548 23:49:49.388229  [   56.181360] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3549 23:49:49.388298  [   56.188829] BUG: unable to handle page fault for address: ffffffffaa3b3560
 3550 23:49:49.388367  [   56.195691] #PF: supervisor instruction fetch in kernel mode
 3551 23:49:49.388436  [   56.201338] #PF: error_code(0x0011) - permissions violation
 3552 23:49:49.388505  [   56.206901] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 80000001128001e3 
 3553 23:49:49.388574  [   56.213855] Oops: 0011 [#5] SMP NOPTI
 3554 23:49:49.388643  [   56.217514] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3555 23:49:49.388712  [   56.225241] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3556 23:49:49.388782  [   56.231154] RIP: 0010:data_area+0x0/0x40
 3557 23:49:49.388851  [   56.235070] Code: ff ff 00 73 1a 84 71 a2 ff ff 00 72 1a 84 71 a2 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 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3558 23:49:49.388924  [   56.253805] RSP: 0018:ffffbd8001593e48 EFLAGS: 00010246
 3559 23:49:49.388994  [   56.259022] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3560 23:49:49.389062  [   56.266143] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3561 23:49:49.389132  [   56.273265] RBP: ffffffffaa3b3560 R08: 0000000000000000 R09: 0000000000000000
 3562 23:49:49.389201  [   56.280386] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3563 23:49:49.389279  [   56.287507] R13: ffffbd8001593f10 R14: ffffbd8001593f10 R15: ffffa27183ff9000
 3564 23:49:49.389351  [   56.294628] FS:  00007f43bd08c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3565 23:49:49.389421  [   56.302703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3566 23:49:49.389491  [   56.308437] CR2: ffffffffaa3b3560 CR3: 0000000104786000 CR4: 00000000001506f0
 3567 23:49:49.389561  [   56.315558] Call Trace:
 3568 23:49:49.389630  [   56.318005]  ? execute_location+0x48/0x56
 3569 23:49:49.389699  [   56.322009]  ? direct_entry.cold+0x2c/0x38
 3570 23:49:49.389768  [   56.326101]  ? full_proxy_write+0x56/0x80
 3571 23:49:49.389837  [   56.330105]  ? vfs_write+0xea/0x390
 3572 23:49:49.389906  [   56.333580]  ? ksys_write+0x68/0xe0
 3573 23:49:49.389974  [   56.337063]  ? do_syscall_64+0x33/0x40
 3574 23:49:49.390044  [   56.340805]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3575 23:49:49.390113  [   56.346024] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3576 23:49:49.390182  [   56.358443] CR2: ffffffffaa3b3560
 3577 23:49:49.390251  [   56.361752] ---[ end trace f59508f0a0e1de7f ]---
 3578 23:49:49.390320  [   56.366364] RIP: 0010:lkdtm_BUG+0x5/0x10
 3579 23:49:49.390389  [   56.370279] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3580 23:49:49.390461  [   56.389014] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3581 23:49:49.390778  [   56.394228] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3582 23:49:49.390863  [   56.401351] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3583 23:49:49.390946  [   56.408471] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3584 23:49:49.391025  [   56.415592] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3585 23:49:49.391106  [   56.422712] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3586 23:49:49.391212  [   56.429834] FS:  00007f43bd08c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3587 23:49:49.391287  [   56.437909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3588 23:49:49.391360  [   56.443644] CR2: ffffffffaa3b3560 CR3: 0000000104786000 CR4: 00000000001506f0
 3589 23:49:49.391431  [   56.450767] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3590 23:49:49.391503  [   56.459621] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat
 3591 23:49:49.391573  [   56.467176] INFO: lockdep is turned off.
 3592 23:49:49.391642  [   56.471091] irq event stamp: 0
 3593 23:49:49.391711  [   56.474139] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3594 23:49:49.391780  [   56.480396] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3595 23:49:49.391850  [   56.488557] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3596 23:49:49.391920  [   56.496717] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3597 23:49:49.391989  [   56.502973] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3598 23:49:49.392059  [   56.510700] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3599 23:49:49.392133  [   56.516606] Call Trace:
 3600 23:49:49.392202  [   56.519050]  dump_stack+0x77/0x97
 3601 23:49:49.392271  [   56.522361]  ___might_sleep.cold+0xa6/0xb6
 3602 23:49:49.392340  [   56.526452]  exit_signals+0x1c/0x2d0
 3603 23:49:49.392409  [   56.530023]  do_exit+0xd5/0xb00
 3604 23:49:49.392477  [   56.533158]  ? ksys_write+0x68/0xe0
 3605 23:49:49.392546  [   56.536641]  rewind_stack_do_exit+0x17/0x20
 3606 23:49:49.392623  [   56.540817] RIP: 0033:0x7f43bcf7af33
 3607 23:49:49.392686  [   56.544385] Code: 8b 15 61 ef 0c 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
 3608 23:49:49.392751  [   56.563121] RSP: 002b:00007fffe6d7ba18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3609 23:49:49.392814  [   56.570676] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f43bcf7af33
 3610 23:49:49.392877  [   56.577796] RDX: 000000000000000a RSI: 00007f43bce6b000 RDI: 0000000000000001
 3611 23:49:49.392939  [   56.584917] RBP: 00007f43bce6b000 R08: 00007f43bce6a010 R09: 0000000000000000
 3612 23:49:49.393002  [   56.592039] R10: 00007f43bd0791c0 R11: 0000000000000246 R12: 0000000000000001
 3613 23:49:49.393064  [   56.599161] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3614 23:49:49.393126  # Killed
 3615 23:49:49.393187  # [   56.164572] lkdtm: Performing direct entry EXEC_DATA
 3616 23:49:49.393250  # [   56.169559] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3617 23:49:49.393326  # [   56.175431] lkdtm: attempting bad execution at ffffffffaa3b3560
 3618 23:49:49.393389  # [   56.181360] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3619 23:49:49.393452  # [   56.188829] BUG: unable to handle page fault for address: ffffffffaa3b3560
 3620 23:49:49.393515  # [   56.195691] #PF: supervisor instruction fetch in kernel mode
 3621 23:49:49.393577  # [   56.201338] #PF: error_code(0x0011) - permissions violation
 3622 23:49:49.393640  # [   56.206901] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 80000001128001e3 
 3623 23:49:49.393703  # [   56.213855] Oops: 0011 [#5] SMP NOPTI
 3624 23:49:49.393766  # [   56.217514] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3625 23:49:49.393829  # [   56.225241] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3626 23:49:49.393891  # [   56.231154] RIP: 0010:data_area+0x0/0x40
 3627 23:49:49.393954  # [   56.235070] Code: ff ff 00 73 1a 84 71 a2 ff ff 00 72 1a 84 71 a2 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 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3628 23:49:49.394018  # [   56.253805] RSP: 0018:ffffbd8001593e48 EFLAGS: 00010246
 3629 23:49:49.394081  # [   56.259022] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3630 23:49:49.394143  # [   56.266143] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70[   56.742530] lkdtm: Performing direct entry EXEC_STACK
 3631 23:49:49.394206  
 3632 23:49:49.394274  # [   56.273265] RBP: ffffffffaa3b3560 R08: 0000000000000000 R09: 0000000000000000
 3633 23:49:49.394340  # [   56.280386] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3634 23:49:49.394403  # [   56.287507] R13: ffffbd8001593f10 R14: ffffbd8001593f10 R15: ffffa27183ff9000
 3635 23:49:49.394466  # [   56.756253] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3636 23:49:49.394773  [   56.294628] FS:  00007f43bd08c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3637 23:49:49.394852  # [   56.302703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3638 23:49:49.394921  # [   56.308437] CR2: ffffffffaa3b3560 CR3: 0000000104786000 CR4: 00000000001506f0
 3639 23:49:49.394988  # [   56.31[   56.784298] lkdtm: attempting bad execution at ffffbd8001613e18
 3640 23:49:49.395053  5558] Call Trace:
 3641 23:49:49.395118  # [   56.318005]  ? execute_location+0x48/0x56
 3642 23:49:49.395181  # [   56.322009]  ? direct_entry.cold+0x2c/0x38
 3643 23:49:49.395243  # [   56.326101]  ? full_proxy_write+0x56/0x80
 3644 23:49:49.395305  # [   56.330105]  ? vfs_write+0xea/0x390
 3645 23:49:49.395368  # [   56.333580]  ? ksys_write+0x68/0xe0
 3646 23:49:49.395430  # [   56[   56.812386] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3647 23:49:49.395494  .337063]  ? do_syscall_64+0x33/0x40
 3648 23:49:49.395557  # [   56.340805]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3649 23:49:49.395619  # [   56.346024] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3650 23:49:49.395683  # [   56.358[   56.842015] BUG: unable to handle page fault for address: ffffbd8001613e18
 3651 23:49:49.395746  44[3] CR2: ffffffffaa3b3560
 3652 23:49:49.395809  # [   56.361752] ---[ end trace f59508f0a0e1de7f ]---
 3653 23:49:49.395872  # [   56.366364] RIP: 0010:lkdtm_BUG+0x5/0x10
 3654 23:49:49.395933  # [   56.370279] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc c   56.871061] #PF: supervisor instruction fetch in kernel mode
 3655 23:49:49.395997  [   56.898896] #PF: error_code(0x0011) - permissions violation
 3656 23:49:49.396060  c cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3657 23:49:49.396123  # [   56.389014] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3658 23:49:49.396184  # [   56.394228] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3659 23:49:49.396246  # [   56.401351] R[   56.904459] PGD 100000067 P4D 100000067 PUD 100209067 PMD 104722067 PTE 8000000102721163
 3660 23:49:49.396308  DX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3661 23:49:49.396370  # [   56.408471] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3662 23:49:49.396432  # [   56.415592] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3663 23:49:49.396494  # [   56.422712] R13: [   56.934719] Oops: 0011 [#6] SMP NOPTI
 3664 23:49:49.396556  ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3665 23:49:49.396618  # [   56.429834] FS:  00007f43bd08c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3666 23:49:49.396680  # [   56.437909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3667 23:49:49.396742  # [   56.443644] CR2: ffffffffa[   56.960563] CPU: 0 PID: 1637 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3668 23:49:49.396805  [   56.990476] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3669 23:49:49.396867  a3b3560 CR3: 0000000104786000 CR4: 00000000001506f0
 3670 23:49:49.396929  # [   56.450767] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3671 23:49:49.396992  # [   56.459621] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat
 3672 23:49:49.397054  # [   56.4[   56.996387] RIP: 0010:0xffffbd8001613e18
 3673 23:49:49.397116  67176] INFO: lockdep is turned off.
 3674 23:49:49.397179  # [   56.471091] irq event stamp: 0
 3675 23:49:49.397241  # [   56.474139] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3676 23:49:49.397312  # [   56.480396] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3677 23:49:49.397376  # [   56.488[   57.022484] Code: 00 00 18 3e 61 01 80 bd ff ff cb 7d 2f a8 ff ff ff ff 20 00 00 00 00 00 00 00 16 04 cc a8 ff ff ff ff f7 7e 2f a8 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3678 23:49:49.397442  55[7] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3679 23:49:49.397507  # [   56.496717] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3680 23:49:49.397580  # [   56.502973] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3681 23:49:49.397637  # [   5   57.063405] RSP: 0018:ffffbd8001613df8 EFLAGS: 00010246
 3682 23:49:49.397694  6.[510700] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3683 23:49:49.397753  # [   56.516606] Call Trace:
 3684 23:49:49.397809  # [   56.519050]  dump_stack+0x77/0x97
 3685 23:49:49.397866  # [   56.522361]  ___might_sleep.cold+0xa6/0xb6
 3686 23:49:49.397922  # [   56.526452]  exit_signals+0x1c/0x2d0
 3687 23:49:49.397978  # [   56.530023]  do_exit+0xd5/   57.090808] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3688 23:49:49.398036  [   57.120118] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3689 23:49:49.398092  0xb00
 3690 23:49:49.398149  # [   56.533158]  ? ksys_write+0x68/0xe0
 3691 23:49:49.398206  # [   56.536641]  rewind_stack_do_exit+0x17/0x20
 3692 23:49:49.398262  # [   56.540817] RIP: 0033:0x7f43bcf7af33
 3693 23:49:49.398560  # [   56.544385] Code: 8b 15 61 ef 0c 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 0[   57.127239] RBP: ffffbd8001613e18 R08: 0000000000000000 R09: 0000000000000000
 3694 23:49:49.398636  [   57.156546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3695 23:49:49.398700  0 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
 3696 23:49:49.398763  # [   56.563121] RSP: 002b:00007fffe6d7ba18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3697 23:49:49.398823  # [   56.570676] RAX: ffffffffffffffda RBX: 000000000000000a RC[   57.163669] R13: ffffbd8001613f10 R14: ffffbd8001613f10 R15: ffffa27182666000
 3698 23:49:49.398883  [   57.192975] FS:  00007f5a4e334580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3699 23:49:49.398943  X: 00007f43bcf7af33
 3700 23:49:49.399001  # [   56.577796] RDX: 000000000000000a RSI: 00007f43bce6b000 RDI: 0000000000000001
 3701 23:49:49.399059  # [   56.584917] RBP: 00007f43bce6b000 R08: 00007f43bce6a010 R09: 0000000000000000
 3702 23:49:49.399116  # [   56.592039] R10: 00007f43bd0791c0 R11: 0000000000000246 R12: 0[   57.201050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3703 23:49:49.399174  [   57.228967] CR2: ffffbd8001613e18 CR3: 0000000103e62000 CR4: 00000000001506f0
 3704 23:49:49.399232  000000000000001
 3705 23:49:49.399290  # [   56.599161] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3706 23:49:49.399348  # EXEC_DATA: saw 'call trace:': ok
 3707 23:49:49.399405  ok 30 selftests: lkdtm: EXEC_DATA.sh
 3708 23:49:49.399462  # selftests: lkdtm: EXEC_STACK.sh
 3709 23:49:49.399518  [   57.236089] Call Trace:
 3710 23:49:49.399575  [   57.256735]  ? execute_location+0x48/0x56
 3711 23:49:49.399631  [   57.260739]  ? lkdtm_EXEC_STACK+0x26/0x40
 3712 23:49:49.399688  [   57.264745]  ? direct_entry.cold+0x2c/0x38
 3713 23:49:49.399744  [   57.268839]  ? full_proxy_write+0x56/0x80
 3714 23:49:49.399800  [   57.272844]  ? vfs_write+0xea/0x390
 3715 23:49:49.399856  [   57.276328]  ? ksys_write+0x68/0xe0
 3716 23:49:49.399913  [   57.279813]  ? do_syscall_64+0x33/0x40
 3717 23:49:49.399970  [   57.283557]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3718 23:49:49.400035  [   57.288776] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3719 23:49:49.400093  [   57.301196] CR2: ffffbd8001613e18
 3720 23:49:49.400153  [   57.304507] ---[ end trace f59508f0a0e1de80 ]---
 3721 23:49:49.400209  [   57.309118] RIP: 0010:lkdtm_BUG+0x5/0x10
 3722 23:49:49.400264  [   57.313035] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3723 23:49:49.400321  [   57.331771] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3724 23:49:49.400377  [   57.336988] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3725 23:49:49.400433  [   57.344110] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3726 23:49:49.400488  [   57.351232] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3727 23:49:49.400543  [   57.358355] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3728 23:49:49.400598  [   57.365477] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3729 23:49:49.400653  [   57.372599] FS:  00007f5a4e334580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3730 23:49:49.400707  [   57.380673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3731 23:49:49.400762  [   57.386409] CR2: ffffbd8001613e18 CR3: 0000000103e62000 CR4: 00000000001506f0
 3732 23:49:49.400817  [   57.393533] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3733 23:49:49.400873  [   57.402390] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1637, name: cat
 3734 23:49:49.400928  [   57.409946] INFO: lockdep is turned off.
 3735 23:49:49.400983  [   57.413861] irq event stamp: 0
 3736 23:49:49.401037  [   57.416910] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3737 23:49:49.401093  [   57.423172] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3738 23:49:49.401147  [   57.431337] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3739 23:49:49.401203  [   57.439501] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3740 23:49:49.401264  [   57.445757] CPU: 0 PID: 1637 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3741 23:49:49.401324  [   57.453488] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3742 23:49:49.401380  [   57.459396] Call Trace:
 3743 23:49:49.401435  [   57.461842]  dump_stack+0x77/0x97
 3744 23:49:49.401489  [   57.465153]  ___might_sleep.cold+0xa6/0xb6
 3745 23:49:49.401543  [   57.469246]  exit_signals+0x1c/0x2d0
 3746 23:49:49.401597  [   57.472818]  do_exit+0xd5/0xb00
 3747 23:49:49.401651  [   57.475956]  ? ksys_write+0x68/0xe0
 3748 23:49:49.401706  [   57.479443]  rewind_stack_do_exit+0x17/0x20
 3749 23:49:49.401761  [   57.483620] RIP: 0033:0x7f5a4e222f33
 3750 23:49:49.402053  [   57.487190] Code: 8b 15 61 ef 0c 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
 3751 23:49:49.402126  [   57.505927] RSP: 002b:00007ffe48990a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3752 23:49:49.402188  [   57.513484] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a4e222f33
 3753 23:49:49.402246  [   57.520606] RDX: 000000000000000b RSI: 00007f5a4e113000 RDI: 0000000000000001
 3754 23:49:49.402304  [   57.527729] RBP: 00007f5a4e113000 R08: 00007f5a4e112010 R09: 0000000000000000
 3755 23:49:49.402360  [   57.534851] R10: 00007f5a4e3211c0 R11: 0000000000000246 R12: 0000000000000001
 3756 23:49:49.402416  [   57.541972] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3757 23:49:49.402472  [   57.782802] lkdtm: Performing direct entry EXEC_KMALLOC
 3758 23:49:49.402528  # Killed
 3759 23:49:49.402594  # [   56.742530] lkdtm: Performing direct entry EXEC_STACK
 3760 23:49:49.402648  # [   56.756253] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3761 23:49:49.402701  # [   56.784298] lkdtm: attempting bad execution at ffffbd8001613e18
 3762 23:49:49.402755  # [   56.812386] kernel tried to execute NX-pro[   57.788040] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3763 23:49:49.402809  tected page - exploit attempt? (uid: 0)
 3764 23:49:49.402863  # [   56.842015] BUG: unable to handle page fault for address: ffffbd8001613e18
 3765 23:49:49.402918  # [   56.871061] #PF: supervisor instruction fetch in kernel mode
 3766 23:49:49.402972  # [   56.898896] #PF: error_code(0x0011) - permissions violation
 3767 23:49:49.403025  #[   57.816063] lkdtm: attempting bad execution at ffffa2718335ef40
 3768 23:49:49.403079   [   56.904459] PGD 100000067 P4D 100000067 PUD 100209067 PMD 104722067 PTE 8000000102721163
 3769 23:49:49.403132  # [   56.934719] Oops: 0011 [#6] SMP NOPTI
 3770 23:49:49.403185  # [   56.960563] CPU: 0 PID: 1637 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3771 23:49:49.403239  # [   56.990476] Hardware n[   57.844180] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3772 23:49:49.403294  ame: Google Grunt/Grunt, BIOS  09/05/2019
 3773 23:49:49.403348  # [   56.996387] RIP: 0010:0xffffbd8001613e18
 3774 23:49:49.403401  # [   57.022484] Code: 00 00 18 3e 61 01 80 bd ff ff cb 7d 2f a8 ff ff ff ff 20 00 00 00 00 00 00 00 16 04 cc a8 ff ff ff ff f7 7e 2f a8 ff ff ff ff <0f> 1f 44 00 00 [   57.873792] BUG: unable to handle page fault for address: ffffa2718335ef40
 3775 23:49:49.403458  [   57.902841] #PF: supervisor instruction fetch in kernel mode
 3776 23:49:49.403513  c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3777 23:49:49.403567  # [   57.063405] RSP: 0018:ffffbd8001613df8 EFLAGS: 00010246
 3778 23:49:49.403622  # [   57.090808] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3779 23:49:49.403677  # [   57.120118] RDX: 0000000000000000 RSI: ffffa271aac1bf[   57.908489] #PF: error_code(0x0011) - permissions violation
 3780 23:49:49.403731  70 RDI: ffffa271aac1bf70
 3781 23:49:49.403786  # [   57.127239] RBP: ffffbd8001613e18 R08: 0000000000000000 R09: 0000000000000000
 3782 23:49:49.403840  # [   57.156546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3783 23:49:49.403893  # [   57.163669] R13: ffffbd8001613f10 R14: ffffbd8001613f10 R[   57.936235] PGD 112a01067 P4D 112a01067 PUD 112a05067 PMD 104962063 PTE 800000010335e163
 3784 23:49:49.403948  15[: ffffa27182666000
 3785 23:49:49.404003  # [   57.192975] FS:  00007f5a4e334580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3786 23:49:49.404057  # [   57.201050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3787 23:49:49.404110  # [   57.228967] CR2: ffffbd8001613e18 CR3: 0000000103e62000 CR4: 00000   57.966500] Oops: 0011 [#7] SMP NOPTI
 3788 23:49:49.404165  000001506f0
 3789 23:49:49.404220  # [   57.236089] Call Trace:
 3790 23:49:49.404274  # [   57.256735]  ? execute_location+0x48/0x56
 3791 23:49:49.404328  # [   57.260739]  ? lkdtm_EXEC_STACK+0x26/0x40
 3792 23:49:49.404381  # [   57.264745]  ? direct_entry.cold+0x2c/0x38
 3793 23:49:49.404434  # [   57.268839]  ? full_proxy_write+0x56/0x80
 3794 23:49:49.404486  # [   57.272844]  ? [   57.992345] CPU: 0 PID: 1673 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3795 23:49:49.404540  [   58.022256] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3796 23:49:49.404595  vfs_write+0xea/0x390
 3797 23:49:49.404648  # [   57.276328]  ? ksys_write+0x68/0xe0
 3798 23:49:49.404702  # [   57.279813]  ? do_syscall_64+0x33/0x40
 3799 23:49:49.404755  # [   57.283557]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3800 23:49:49.404807  # [   57.288776] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cro[   58.028167] RIP: 0010:0xffffa2718335ef40
 3801 23:49:49.404862  s_[ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3802 23:49:49.404915  # [   57.301196] CR2: ffffbd8001613e18
 3803 23:49:49.404969  # [   57.304507] ---[ end trace f59508f0a0e1de80 ]---
 3804 23:49:49.405023  # [   57.309118] RIP: 0010:lkdtm_BUG+0x5/0x10
 3805 23:49:49.405371  # [   57.313035] Code: 59 a5 ff 48 c7 c0 ea ff ff ff e   58.054266] Code: ad de c0 30 34 83 71 a2 ff ff 00 ec 35 83 71 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3806 23:49:49.405441  b e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3807 23:49:49.405503  # [   57.331771] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3808 23:49:49.405560  # [   57.336988] RAX: ffffffff[   58.095189] RSP: 0018:ffffbd80016a3e38 EFLAGS: 00010246
 3809 23:49:49.405616  [   58.122591] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3810 23:49:49.405671  a7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3811 23:49:49.405726  # [   57.344110] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3812 23:49:49.405781  # [   57.351232] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3813 23:49:49.405835  # [   57.358355] R10: 00000000ffff[   58.129713] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3814 23:49:49.405890  [   58.159019] RBP: ffffa2718335ef40 R08: 0000000000000000 R09: 0000000000000000
 3815 23:49:49.405944  e000 R11: 3fffffffffffffff R12: 0000000000000004
 3816 23:49:49.405998  # [   57.365477] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3817 23:49:49.406051  # [   57.372599] FS:  00007f5a4e334580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3818 23:49:49.406331  # [   57.380673] CS:  0010 [   58.166141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3819 23:49:49.411980  [   58.195446] R13: ffffbd80016a3f10 R14: ffffbd80016a3f10 R15: ffffa27183e44000
 3820 23:49:49.415496  DS: 0000 ES: 0000 CR0: 0000000080050033
 3821 23:49:49.422038  # [   57.386409] CR2: ffffbd8001613e18 CR3: 0000000103e62000 CR4: 00000000001506f0
 3822 23:49:49.431599  # [   57.393533] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3823 23:49:49.441253  # [   57.402390] in_atomic([   58.202567] FS:  00007f6de096c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3824 23:49:49.448143  [   58.232825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3825 23:49:49.454312  ): 0, irqs_disabled(): 1, non_block: 0, pid: 1637, name: cat
 3826 23:49:49.457724  # [   57.409946] INFO: lockdep is turned off.
 3827 23:49:49.461063  # [   57.413861] irq event stamp: 0
 3828 23:49:49.467517  # [   57.416910] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3829 23:49:49.477374  # [   57.423172] hardirqs last disab[   58.238561] CR2: ffffa2718335ef40 CR3: 0000000104804000 CR4: 00000000001506f0
 3830 23:49:49.483828  le[d at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3831 23:49:49.490388  # [   57.431337] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3832 23:49:49.496718  # [   57.439501] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3833 23:49:49.503203  # [   57.445757] CPU: 0 PI   58.267867] Call Trace:
 3834 23:49:49.506630  D: 1637 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3835 23:49:49.512958  # [   57.453488] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3836 23:49:49.516427  # [   57.459396] Call Trace:
 3837 23:49:49.519919  # [   57.461842]  dump_stack+0x77/0x97
 3838 23:49:49.522768  # [   57.465153]  ___might_sleep.cold+0xa6/0xb6
 3839 23:49:49.529809  # [   58.292505]  ? execute_location+0x48/0x56
 3840 23:49:49.532572  [   57.469246]  exit_signals+0x1c/0x2d0
 3841 23:49:49.536189  # [   57.472818]  do_exit+0xd5/0xb00
 3842 23:49:49.539696  # [   57.475956]  ? ksys_write+0x68/0xe0
 3843 23:49:49.542718  # [   57.479443]  rewind_stack_do_exit+0x17/0x20
 3844 23:49:49.546232  # [   57.483620] RIP: 0033:0x7f5a4e222f33
 3845 23:49:49.556230  # [   57.487190] Code: 8b 15 61 ef 0c 00 f[   58.318692]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3846 23:49:49.569196  7 [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
 3847 23:49:49.582088  # [   57.505927] RSP: 002b:00007ffe48990a18 EFLAGS: 00000246 ORIG_RAX: 000000000   58.345050]  ? direct_entry.cold+0x2c/0x38
 3848 23:49:49.582231  0000001
 3849 23:49:49.588800  # [   57.513484] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a4e222f33
 3850 23:49:49.595120  # [   57.520606] RDX: 000000000000000b RSI: 00007f5a4e113000 RDI: 0000000000000001
 3851 23:49:49.608292  # [   57.527729] RBP: 00007f5a4e113000 R08: 00007f5a4e112010 R09: 0000000000000[   58.371328]  ? full_proxy_write+0x56/0x80
 3852 23:49:49.608440  000
 3853 23:49:49.614430  # [   57.534851] R10: 00007f5a4e3211c0 R11: 0000000000000246 R12: 0000000000000001
 3854 23:49:49.621065  # [   57.541972] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3855 23:49:49.624405  # EXEC_STACK: saw 'call trace:': ok
 3856 23:49:49.627994  ok 31 selftests: lkdtm: EXEC_STACK.sh
 3857 23:49:49.630956  # selft[   58.397514]  ? vfs_write+0xea/0x390
 3858 23:49:49.634341  es[ts: lkdtm: EXEC_KMALLOC.sh
 3859 23:49:49.637377     58.423180]  ? ksys_write+0x68/0xe0
 3860 23:49:49.640907  [   58.429263]  ? do_syscall_64+0x33/0x40
 3861 23:49:49.647088  [   58.433006]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3862 23:49:49.660433  [   58.438227] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3863 23:49:49.663282  [   58.450646] CR2: ffffa2718335ef40
 3864 23:49:49.667282  [   58.453958] ---[ end trace f59508f0a0e1de81 ]---
 3865 23:49:49.670423  [   58.458570] RIP: 0010:lkdtm_BUG+0x5/0x10
 3866 23:49:49.689948  [   58.462488] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3867 23:49:49.695946  [   58.481222] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3868 23:49:49.702643  [   58.486439] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3869 23:49:49.709511  [   58.493562] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3870 23:49:49.715762  [   58.500683] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3871 23:49:49.725837  [   58.507805] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3872 23:49:49.732285  [   58.514927] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3873 23:49:49.738710  [   58.522050] FS:  00007f6de096c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3874 23:49:49.745132  [   58.530126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3875 23:49:49.752216  [   58.535861] CR2: ffffa2718335ef40 CR3: 0000000104804000 CR4: 00000000001506f0
 3876 23:49:49.902124  [   58.687943] lkdtm: Performing direct entry EXEC_VMALLOC
 3877 23:49:49.902718  # Killed
 3878 23:49:49.909295  # [   57.782802] lkdtm: Performing direct entry EXEC_KMALLOC
 3879 23:49:49.915642  # [   57.788040] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3880 23:49:49.922348  # [   57.816063] lkdtm: attempting bad execution at ffffa2718335ef40
 3881 23:49:49.931502  # [   57.844180] kernel tried to execute NX-p[   58.693194] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3882 23:49:49.935204  rotected page - exploit attempt? (uid: 0)
 3883 23:49:49.941487  # [   57.873792] BUG: unable to handle page fault for address: ffffa2718335ef40
 3884 23:49:49.947801  # [   57.902841] #PF: supervisor instruction fetch in kernel mode
 3885 23:49:49.958440  # [   57.908489] #PF: error_code(0x0011) - permissions violation[   58.721205] lkdtm: attempting bad execution at ffffbd80003bf000
 3886 23:49:49.967930  # [   57.936235] PGD 112a01067 P4D 112a01067 PUD 112a05067 PMD 104962063 PTE 800000010335e163
 3887 23:49:49.970972  # [   57.966500] Oops: 0011 [#7] SMP NOPTI
 3888 23:49:49.977391  # [   57.992345] CPU: 0 PID: 1673 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3889 23:49:49.987624  # [   58.022256] Hardware[   58.749320] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3890 23:49:49.993684   name: Google Grunt/Grunt, BIOS  09/05/2019
 3891 23:49:49.997217  # [   58.028167] RIP: 0010:0xffffa2718335ef40
 3892 23:49:50.016909  # [   58.054266] Code: ad de c0 30 34 83 71 a2 ff ff 00 ec 35 83 71 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 0[   58.778934] BUG: unable to handle page fault for address: ffffbd80003bf000
 3893 23:49:50.025187  [   58.807980] #PF: supervisor instruction fetch in kernel mode
 3894 23:49:50.027171  0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3895 23:49:50.033159  # [   58.095189] RSP: 0018:ffffbd80016a3e38 EFLAGS: 00010246
 3896 23:49:50.039936  # [   58.122591] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3897 23:49:50.049888  # [   58.129713] RDX: 0000000000000000 RSI: ffffa271aac1[   58.813628] #PF: error_code(0x0011) - permissions violation
 3898 23:49:50.053109  bf70 RDI: ffffa271aac1bf70
 3899 23:49:50.059745  # [   58.159019] RBP: ffffa2718335ef40 R08: 0000000000000000 R09: 0000000000000000
 3900 23:49:50.068851  # [   58.166141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3901 23:49:50.082459  # [   58.195446] R13: ffffbd80016a3f10 R14: ffffbd80016a3f10[   58.841374] PGD 100000067 P4D 100000067 PUD 100209067 PMD 100a2a067 PTE 8000000103109163
 3902 23:49:50.082930   R[15: ffffa27183e44000
 3903 23:49:50.092129  # [   58.202567] FS:  00007f6de096c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3904 23:49:50.099172  # [   58.232825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3905 23:49:50.108596  # [   58.238561] CR2: ffffa2718335ef40 CR3: 0000000104804000 CR4: 000   58.871637] Oops: 0011 [#8] SMP NOPTI
 3906 23:49:50.109054  00000001506f0
 3907 23:49:50.111477  # [   58.267867] Call Trace:
 3908 23:49:50.114930  # [   58.292505]  ? execute_location+0x48/0x56
 3909 23:49:50.118345  # [   58.318692]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3910 23:49:50.124579  # [   58.345050]  ? direct_entry.cold+0x2c/0x38
 3911 23:49:50.127861  # [   58.371328]  ? full_proxy_write+0x56/0x80
 3912 23:49:50.138025  # [   58.397514][   58.897481] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3913 23:49:50.144282  [   58.927394] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3914 23:49:50.144597    ? vfs_write+0xea/0x390
 3915 23:49:50.147656  # [   58.423180]  ? ksys_write+0x68/0xe0
 3916 23:49:50.153795  # [   58.429263]  ? do_syscall_64+0x33/0x40
 3917 23:49:50.157091  # [   58.433006]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3918 23:49:50.170123  # [   58.438227] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar[   58.933307] RIP: 0010:0xffffbd80003bf000
 3919 23:49:50.173353   cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3920 23:49:50.176795  # [   58.450646] CR2: ffffa2718335ef40
 3921 23:49:50.183530  # [   58.453958] ---[ end trace f59508f0a0e1de81 ]---
 3922 23:49:50.186923  # [   58.458570] RIP: 0010:lkdtm_BUG+0x5/0x10
 3923 23:49:50.196788  # [   58.462488] Code: 59 a5 ff 48 c7 c0 ea ff ff [   58.959406] Code: Unable to access opcode bytes at RIP 0xffffbd80003befd6.
 3924 23:49:50.212557  ff[ eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3925 23:49:50.219637  # [   58.481222] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3926 23:49:50.225728  # [   58.486439] RAX: ffff   58.988450] RSP: 0018:ffffbd8001723e38 EFLAGS: 00010246
 3927 23:49:50.232139  [   59.015853] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3928 23:49:50.238947  ffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3929 23:49:50.245195  # [   58.493562] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3930 23:49:50.251560  # [   58.500683] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3931 23:49:50.261435  # [   58.507805] R10: 00000000[   59.022975] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 3932 23:49:50.268415  [   59.052280] RBP: ffffbd80003bf000 R08: 0000000000000000 R09: 0000000000000000
 3933 23:49:50.274937  ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3934 23:49:50.281022  # [   58.514927] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3935 23:49:50.288063  # [   58.522050] FS:  00007f6de096c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3936 23:49:50.298083  # [   58.530126] CS:  0[   59.059401] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3937 23:49:50.304415  [   59.088706] R13: ffffbd8001723f10 R14: ffffbd8001723f10 R15: ffffa27183109000
 3938 23:49:50.307329  010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3939 23:49:50.317659  # [   58.535861] CR2: ffffa2718335ef40 CR3: 0000000104804000 CR4: 00000000001506f0
 3940 23:49:50.320502  # EXEC_KMALLOC: saw 'call trace:': ok
 3941 23:49:50.324194  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 3942 23:49:50.326903  # selftests: lkdtm: EXEC_VMALLOC.sh
 3943 23:49:50.333928  [   59.095828] FS:  00007f699048b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3944 23:49:50.340086  [   59.125218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3945 23:49:50.346682  [   59.130954] CR2: ffffbd80003befd6 CR3: 000000010343c000 CR4: 00000000001506f0
 3946 23:49:50.350132  [   59.138074] Call Trace:
 3947 23:49:50.353485  [   59.140522]  ? execute_location+0x48/0x56
 3948 23:49:50.356267  [   59.144531]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 3949 23:49:50.362981  [   59.148707]  ? direct_entry.cold+0x2c/0x38
 3950 23:49:50.366180  [   59.152803]  ? full_proxy_write+0x56/0x80
 3951 23:49:50.369823  [   59.156807]  ? vfs_write+0xea/0x390
 3952 23:49:50.372585  [   59.160289]  ? ksys_write+0x68/0xe0
 3953 23:49:50.376020  [   59.163774]  ? do_syscall_64+0x33/0x40
 3954 23:49:50.383074  [   59.167509]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3955 23:49:50.395670  [   59.172727] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 3956 23:49:50.399209  [   59.185146] CR2: ffffbd80003bf000
 3957 23:49:50.402424  [   59.188460] ---[ end trace f59508f0a0e1de82 ]---
 3958 23:49:50.405754  [   59.193071] RIP: 0010:lkdtm_BUG+0x5/0x10
 3959 23:49:50.425084  [   59.196989] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 3960 23:49:50.431869  [   59.215727] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 3961 23:49:50.437848  [   59.220945] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 3962 23:49:50.444767  [   59.228067] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 3963 23:49:50.451264  [   59.235188] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 3964 23:49:50.457932  [   59.242309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3965 23:49:50.467636  [   59.249431] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 3966 23:49:50.473991  [   59.256553] FS:  00007f699048b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 3967 23:49:50.480977  [   59.264630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3968 23:49:50.487867  [   59.270365] CR2: ffffbd80003befd6 CR3: 000000010343c000 CR4: 00000000001506f0
 3969 23:49:50.497025  [   59.277488] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3970 23:49:50.503763  [   59.286343] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat
 3971 23:49:50.506611  [   59.293897] INFO: lockdep is turned off.
 3972 23:49:50.509945  [   59.297812] irq event stamp: 0
 3973 23:49:50.516221  [   59.300860] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3974 23:49:50.525922  [   59.307118] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3975 23:49:50.532925  [   59.315282] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 3976 23:49:50.538959  [   59.323447] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3977 23:49:50.545593  [   59.329702] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3978 23:49:50.552523  [   59.337431] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3979 23:49:50.555428  [   59.343339] Call Trace:
 3980 23:49:50.558838  [   59.345785]  dump_stack+0x77/0x97
 3981 23:49:50.562002  [   59.349098]  ___might_sleep.cold+0xa6/0xb6
 3982 23:49:50.565671  [   59.353189]  exit_signals+0x1c/0x2d0
 3983 23:49:50.568205  [   59.356759]  do_exit+0xd5/0xb00
 3984 23:49:50.571893  [   59.359897]  ? ksys_write+0x68/0xe0
 3985 23:49:50.578550  [   59.363383]  rewind_stack_do_exit+0x17/0x20
 3986 23:49:50.581444  [   59.367559] RIP: 0033:0x7f69903aaf33
 3987 23:49:50.597818  [   59.371128] Code: 8b 15 61 ef 0c 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
 3988 23:49:50.607850  [   59.389864] RSP: 002b:00007fff2ccba738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3989 23:49:50.613870  [   59.397421] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f69903aaf33
 3990 23:49:50.621085  [   59.404542] RDX: 000000000000000d RSI: 00007f699029b000 RDI: 0000000000000001
 3991 23:49:50.627480  [   59.411663] RBP: 00007f699029b000 R08: 00007f699029a010 R09: 0000000000000000
 3992 23:49:50.633875  [   59.418785] R10: 00007f69904a91c0 R11: 0000000000000246 R12: 0000000000000001
 3993 23:49:50.643194  [   59.425906] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3994 23:49:50.806711  [   59.591964] lkdtm: Performing direct entry EXEC_RODATA
 3995 23:49:50.807207  # Killed
 3996 23:49:50.813038  # [   58.687943] lkdtm: Performing direct entry EXEC_VMALLOC
 3997 23:49:50.819632  # [   58.693194] lkdtm: attempting ok execution at ffffffffa7cb1d00
 3998 23:49:50.825785  # [   58.721205] lkdtm: attempting bad execution at ffffbd80003bf000
 3999 23:49:50.835624  # [   58.749320] kernel tried to execute NX-p[   59.597123] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4000 23:49:50.839186  rotected page - exploit attempt? (uid: 0)
 4001 23:49:50.846069  # [   58.778934] BUG: unable to handle page fault for address: ffffbd80003bf000
 4002 23:49:50.852423  # [   58.807980] #PF: supervisor instruction fetch in kernel mode
 4003 23:49:50.862095  # [   58.813628] #PF: error_code(0x0011) - permissions violation[   59.625140] lkdtm: attempting bad execution at ffffffffa88d9f00
 4004 23:49:50.871643  # [   58.841374] PGD 100000067 P4D 100000067 PUD 100209067 PMD 100a2a067 PTE 8000000103109163
 4005 23:49:50.875506  # [   58.871637] Oops: 0011 [#8] SMP NOPTI
 4006 23:49:50.881805  # [   58.897481] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4007 23:49:50.891458  # [   58.927394] Hardware[   59.653259] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4008 23:49:50.897703   name: Google Grunt/Grunt, BIOS  09/05/2019
 4009 23:49:50.900978  # [   58.933307] RIP: 0010:0xffffbd80003bf000
 4010 23:49:50.907895  # [   58.959406] Code: Unable to access opcode bytes at RIP 0xffffbd80003befd6.
 4011 23:49:50.914450  # [   58.988450] RSP: 0018:ffffbd8001723e38 EFLAGS: 00010246
 4012 23:49:50.921096  # [   59.015853] RAX:[   59.682874] BUG: unable to handle page fault for address: ffffffffa88d9f00
 4013 23:49:50.927118   0[000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4014 23:49:50.933269  # [   59.022975] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4015 23:49:50.940492  # [   59.052280] RBP: ffffbd80003bf000 R08: 0000000000000000 R09: 0000000000000000
 4016 23:49:50.950350  # [   59.059401] R10: 000   59.711921] #PF: supervisor instruction fetch in kernel mode
 4017 23:49:50.953569  [   59.739757] #PF: error_code(0x0011) - permissions violation
 4018 23:49:50.959896  00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4019 23:49:50.966326  # [   59.088706] R13: ffffbd8001723f10 R14: ffffbd8001723f10 R15: ffffa27183109000
 4020 23:49:50.976414  # [   59.095828] FS:  00007f699048b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4021 23:49:50.982387  # [   59.125218] C[   59.745319] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 8000000110e001e1 
 4022 23:49:50.989182  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4023 23:49:50.995640  # [   59.130954] CR2: ffffbd80003befd6 CR3: 000000010343c000 CR4: 00000000001506f0
 4024 23:49:50.999351  # [   59.138074] Call Trace:
 4025 23:49:51.002814  # [   59.140522]  ? execute_location+0x48/0x56
 4026 23:49:51.008969  # [   59.144531]  ? lkdtm_EXEC_VMALLOC+0x20/[   59.774451] Oops: 0011 [#9] SMP NOPTI
 4027 23:49:51.009100  0x30
 4028 23:49:51.015709  # [   59.148707]  ? direct_entry.cold+0x2c/0x38
 4029 23:49:51.019008  # [   59.152803]  ? full_proxy_write+0x56/0x80
 4030 23:49:51.022211  # [   59.156807]  ? vfs_write+0xea/0x390
 4031 23:49:51.025136  # [   59.160289]  ? ksys_write+0x68/0xe0
 4032 23:49:51.028527  # [   59.163774]  ? do_syscall_64+0x33/0x40
 4033 23:49:51.038185  # [   59.167509]  ? entr[   59.800296] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4034 23:49:51.044530  [   59.830208] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4035 23:49:51.047969  y_SYSCALL_64_after_hwframe+0x44/0xa9
 4036 23:49:51.061477  # [   59.172727] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4037 23:49:51.064468  # [   59.185146] CR2: ffffbd80003bf000
 4038 23:49:51.071155  # [   59.188460] ---[ end trace f[   59.836124] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4039 23:49:51.074704  59508f0a0e1de82 ]---
 4040 23:49:51.077369  # [   59.193071] RIP: 0010:lkdtm_BUG+0x5/0x10
 4041 23:49:51.113817  # [   59.196989] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f [   59.863432] Code: ff ff f7 92 2f a8 ff ff ff ff 62 06 cc a8 ff ff ff ff ad 7a 2f a8 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 4042 23:49:51.117197  1f[ 44 00 00 83 05 e0 1b 70 02
 4043 23:49:51.120203  # [   59.215727] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4044 23:49:51.129875  # [   59.220945] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4045 23:49:51.139962  # [   59.228067] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9   59.904355] RSP: 0018:ffffbd80017a3e48 EFLAGS: 00010246
 4046 23:49:51.150351  [   59.931760] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4047 23:49:51.150454  a70
 4048 23:49:51.156134  # [   59.235188] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4049 23:49:51.162860  # [   59.242309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4050 23:49:51.175584  # [   59.249431] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000[   59.938882] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4051 23:49:51.185555  [   59.968188] RBP: ffffffffa88d9f00 R08: 0000000000000000 R09: 0000000000000000
 4052 23:49:51.192253  # [   59.256553] FS:  00007f699048b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4053 23:49:51.199018  # [   59.264630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4054 23:49:51.205110  # [   59.270365] CR2: ffffbd80003befd6 CR3: 000000010343c000 CR4: 00000000001506f0
 4055 23:49:51.214950  # [   59[   59.975309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4056 23:49:51.221250  [   60.004614] R13: ffffbd80017a3f10 R14: ffffbd80017a3f10 R15: ffffa27183127000
 4057 23:49:51.228352  .277488] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4058 23:49:51.237767  # [   59.286343] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat
 4059 23:49:51.240989  # [   59.293897] INFO: lockdep is turned off.
 4060 23:49:51.251300  # [   59.297812] irq eve[   60.011737] FS:  00007f46ce506580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4061 23:49:51.257355  [   60.041995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4062 23:49:51.257446  nt stamp: 0
 4063 23:49:51.264050  # [   59.300860] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4064 23:49:51.273447  # [   59.307118] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4065 23:49:51.286829  # [   59.315282] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy[   60.047730] CR2: ffffffffa88d9f00 CR3: 0000000105374000 CR4: 00000000001506f0
 4066 23:49:51.289982  _process+0x63c/0x1c80
 4067 23:49:51.293474  # [   59.323447] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4068 23:49:51.303036  # [   59.329702] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4069 23:49:51.309776  # [   59.337431] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019[   60.077037] Call Trace:
 4070 23:49:51.313139  
 4071 23:49:51.313224  # [   59.343339] Call Trace:
 4072 23:49:51.316347  # [   59.345785]  dump_stack+0x77/0x97
 4073 23:49:51.322454  # [   59.349098]  ___might_sleep.cold+0xa6/0xb6
 4074 23:49:51.325698  # [   59.353189]  exit_signals+0x1c/0x2d0
 4075 23:49:51.329159  # [   59.356759]  do_exit+0xd5/0xb00
 4076 23:49:51.332450  # [   59.359897]  ? ksys_write+0x68/0xe0
 4077 23:49:51.335868  # [   59.363[   60.101672]  ? execute_location+0x48/0x56
 4078 23:49:51.339205  383]  rewind_stack_do_exit+0x17/0x20
 4079 23:49:51.345187  # [   59.367559] RIP: 0033:0x7f69903aaf33
 4080 23:49:51.364959  # [   59.371128] Code: 8b 15 61 ef 0c 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 [   60.127856]  ? direct_entry.cold+0x2c/0x38
 4081 23:49:51.368220  c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4082 23:49:51.374852  # [   59.389864] RSP: 002b:00007fff2ccba738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4083 23:49:51.381524  # [   59.397421] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f69903aaf33
 4084 23:49:51.391245  # [   59.404542] RDX: 000000000000000d R[   60.154136]  ? full_proxy_write+0x56/0x80
 4085 23:49:51.394551  SI: 00007f699029b000 RDI: 0000000000000001
 4086 23:49:51.400646  # [   59.411663] RBP: 00007f699029b000 R08: 00007f699029a010 R09: 0000000000000000
 4087 23:49:51.407270  # [   59.418785] R10: 00007f69904a91c0 R11: 0000000000000246 R12: 0000000000000001
 4088 23:49:51.414170  # [   59.425906] R13: 0000000000000001 R14: [   60.180323]  ? vfs_write+0xea/0x390
 4089 23:49:51.417243  00[00000000020000 R15: 0000000000020000
 4090 23:49:51.424066  # EXEC_VMALLOC: saw 'call trace:': ok
 4091 23:49:51.427322  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4092 23:49:51.430721  # selftests: lkdtm: EXEC_RODATA.sh
 4093 23:49:51.433529     60.205991]  ? ksys_write+0x68/0xe0
 4094 23:49:51.436724  [   60.222997]  ? do_syscall_64+0x33/0x40
 4095 23:49:51.440039  [   60.226740]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4096 23:49:51.452961  [   60.231952] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4097 23:49:51.456354  [   60.244373] CR2: ffffffffa88d9f00
 4098 23:49:51.462806  [   60.247686] ---[ end trace f59508f0a0e1de83 ]---
 4099 23:49:51.465900  [   60.252300] RIP: 0010:lkdtm_BUG+0x5/0x10
 4100 23:49:51.485795  [   60.256215] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4101 23:49:51.489249  [   60.274954] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4102 23:49:51.496120  [   60.280170] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4103 23:49:51.502500  [   60.287293] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4104 23:49:51.511902  [   60.294417] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4105 23:49:51.518752  [   60.301539] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4106 23:49:51.525013  [   60.308661] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4107 23:49:51.531298  [   60.315782] FS:  00007f46ce506580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4108 23:49:51.537941  [   60.323856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4109 23:49:51.544669  [   60.329592] CR2: ffffffffa88d9f00 CR3: 0000000105374000 CR4: 00000000001506f0
 4110 23:49:51.553997  [   60.336716] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4111 23:49:51.561010  [   60.345571] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1745, name: cat
 4112 23:49:51.567376  [   60.353127] INFO: lockdep is turned off.
 4113 23:49:51.570754  [   60.357041] irq event stamp: 0
 4114 23:49:51.577223  [   60.360091] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4115 23:49:51.583360  [   60.366350] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4116 23:49:51.593301  [   60.374514] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4117 23:49:51.596781  [   60.382679] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4118 23:49:51.606348  [   60.388935] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4119 23:49:51.613345  [   60.396663] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4120 23:49:51.613442  [   60.402572] Call Trace:
 4121 23:49:51.616410  [   60.405019]  dump_stack+0x77/0x97
 4122 23:49:51.622581  [   60.408329]  ___might_sleep.cold+0xa6/0xb6
 4123 23:49:51.625971  [   60.412420]  exit_signals+0x1c/0x2d0
 4124 23:49:51.629220  [   60.415992]  do_exit+0xd5/0xb00
 4125 23:49:51.632910  [   60.419131]  ? ksys_write+0x68/0xe0
 4126 23:49:51.636276  [   60.422615]  rewind_stack_do_exit+0x17/0x20
 4127 23:49:51.639123  [   60.426793] RIP: 0033:0x7f46ce3f2f33
 4128 23:49:51.658682  [   60.430364] Code: 8b 15 61 ef 0c 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
 4129 23:49:51.664967  [   60.449100] RSP: 002b:00007fff20a55e88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4130 23:49:51.671765  [   60.456658] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f46ce3f2f33
 4131 23:49:51.681554  [   60.463779] RDX: 000000000000000c RSI: 00007f46ce2e3000 RDI: 0000000000000001
 4132 23:49:51.688416  [   60.470903] RBP: 00007f46ce2e3000 R08: 00007f46ce2e2010 R09: 0000000000000000
 4133 23:49:51.694458  [   60.478025] R10: 00007f46ce4f11c0 R11: 0000000000000246 R12: 0000000000000001
 4134 23:49:51.700633  [   60.485147] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4135 23:49:51.861051  [   60.647190] lkdtm: Performing direct entry EXEC_USERSPACE
 4136 23:49:51.861186  # Killed
 4137 23:49:51.867718  # [   59.591964] lkdtm: Performing direct entry EXEC_RODATA
 4138 23:49:51.874676  # [   59.597123] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4139 23:49:51.880984  # [   59.625140] lkdtm: attempting bad execution at ffffffffa88d9f00
 4140 23:49:51.890536  # [   59.653259] kernel tried to execute NX-pr[   60.652663] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4141 23:49:51.893769  otected page - exploit attempt? (uid: 0)
 4142 23:49:51.900952  # [   59.682874] BUG: unable to handle page fault for address: ffffffffa88d9f00
 4143 23:49:51.906917  # [   59.711921] #PF: supervisor instruction fetch in kernel mode
 4144 23:49:51.914012  # [   59.739757] #PF: error_code(0x0011) - permissions violation
 4145 23:49:51.916724  [   60.680722] lkdtm: attempting bad execution at 00007f3b6f5bb000
 4146 23:49:51.926489  # [   59.745319] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 8000000110e001e1 
 4147 23:49:51.929958  # [   59.774451] Oops: 0011 [#9] SMP NOPTI
 4148 23:49:51.936325  # [   59.800296] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4149 23:49:51.946219  # [   59.830208] Hardware name: Google [   60.708810] unable to execute userspace code (SMEP?) (uid: 0)
 4150 23:49:51.953121  [   60.736666] BUG: unable to handle page fault for address: 00007f3b6f5bb000
 4151 23:49:51.959504  [   60.743530] #PF: supervisor instruction fetch in kernel mode
 4152 23:49:51.962950  [   60.749178] #PF: error_code(0x0011) - permissions violation
 4153 23:49:51.972725  [   60.754739] PGD 103137067 P4D 103137067 PUD 103707067 PMD 1034ef067 PTE 11767f067
 4154 23:49:51.975964  [   60.762213] Oops: 0011 [#10] SMP NOPTI
 4155 23:49:51.982152  [   60.765956] CPU: 1 PID: 1781 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4156 23:49:51.988409  [   60.773685] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4157 23:49:51.991695  [   60.779597] RIP: 0010:0x7f3b6f5bb000
 4158 23:49:51.998709  [   60.783166] Code: Unable to access opcode bytes at RIP 0x7f3b6f5bafd6.
 4159 23:49:52.004969  [   60.789680] RSP: 0018:ffffbd8001813e50 EFLAGS: 00010246
 4160 23:49:52.011570  [   60.794897] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4161 23:49:52.018389  [   60.802018] RDX: 0000000000000000 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 4162 23:49:52.024228  [   60.809139] RBP: 00007f3b6f5bb000 R08: 0000000000000000 R09: 0000000000000000
 4163 23:49:52.030954  [   60.816260] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4164 23:49:52.040939  [   60.823382] R13: ffffbd8001813f10 R14: ffffbd8001813f10 R15: ffffa2718477c000
 4165 23:49:52.047121  [   60.830505] FS:  00007f3b6f5bd580(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 4166 23:49:52.053753  [   60.838579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4167 23:49:52.060715  [   60.844314] CR2: 00007f3b6f5bb000 CR3: 0000000103244000 CR4: 00000000001506e0
 4168 23:49:52.063360  [   60.851435] Call Trace:
 4169 23:49:52.066910  [   60.853883]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 4170 23:49:52.073390  [   60.858666]  ? direct_entry.cold+0x2c/0x38
 4171 23:49:52.076626  [   60.862759]  ? full_proxy_write+0x56/0x80
 4172 23:49:52.079905  [   60.866764]  ? vfs_write+0xea/0x390
 4173 23:49:52.083157  [   60.870247]  ? ksys_write+0x68/0xe0
 4174 23:49:52.086534  [   60.873731]  ? do_syscall_64+0x33/0x40
 4175 23:49:52.093091  [   60.877475]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4176 23:49:52.103016  [   60.882693] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4177 23:49:52.109091  [   60.895111] CR2: 00007f3b6f5bb000
 4178 23:49:52.109189  Grunt/Grunt, BIOS  09/05/2019
 4179 23:49:52.116018  # [   59.836124] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4180 23:49:52.135153  # [   59.863432] Code: ff ff f7 92 2f a8 ff ff ff ff 62 06 cc a8 ff ff ff ff ad 7a 2f a8 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 0[   60.898505] ---[ end trace f59508f0a0e1de84 ]---
 4181 23:49:52.138419  0 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 4182 23:49:52.145124  # [   59.904355] RSP: 0018:ffffbd80017a3e48 EFLAGS: 00010246
 4183 23:50:02.849046  # [   59.931760] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4184 23:50:02.849212  # [   59.938882] RDX: 0000000000000000 RSI: ffffa271aac1[   60.925308] RIP: 0010:lkdtm_BUG+0x5/0x10
 4185 23:50:02.849310  bf70 RDI: ffffa271aac1bf70
 4186 23:50:02.849396  # [   59.968188] RBP: ffffffffa88d9f00 R08: 0000000000000000 R09: 0000000000000000
 4187 23:50:02.849476  # [   59.975309] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4188 23:50:02.849556  # [   60.004614] R13: ffffbd80017a3f10 R14: ffffbd80017a3f10[   60.951412] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4189 23:50:02.849622   R15: ffffa27183127000
 4190 23:50:02.849681  # [   60.011737] FS:  00007f46ce506580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4191 23:50:02.849738  # [   60.041995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4192 23:50:02.849794  # [   60.047730] CR2: ffffffffa88d9f00 CR3: 0000000105374000 CR4: 000[   60.992339] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4193 23:50:02.849851  00000001506f0
 4194 23:50:02.849909  # [   60.077037] Call Trace:
 4195 23:50:02.849964  # [   60.101672]  ? execute_location+0x48/0x56
 4196 23:50:02.850018  # [   60.127856]  ? direct_entry.cold+0x2c/0x38
 4197 23:50:02.850073  # [   60.154136]  ? full_proxy_write+0x56/0x80
 4198 23:50:02.850127  # [   60.180323]  ? vfs_write+0xea/0x390
 4199 23:50:02.850181  # [   60.205991]  ? ksys[   61.019747] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4200 23:50:02.850236  _write+0x68/0xe0
 4201 23:50:02.850289  # [   60.222997]  ? do_syscall_64+0x33/0x40
 4202 23:50:02.850343  # [   60.226740]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4203 23:50:02.850396  # [   60.231952] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_[   61.049060] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4204 23:50:02.850452  usbpd_notify
 4205 23:50:02.850506  # [   60.244373] CR2: ffffffffa88d9f00
 4206 23:50:02.850560  # [   60.247686] ---[ end trace f59508f0a0e1de83 ]---
 4207 23:50:02.850613  # [   60.252300] RIP: 0010:lkdtm_BUG+0x5/0x10
 4208 23:50:02.850666  # [   60.256215] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff[   61.078371] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4209 23:50:02.850722   ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4210 23:50:02.850776  # [   60.274954] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4211 23:50:02.850829  # [   60.280170] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000[   61.107686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4212 23:50:02.850884  000000
 4213 23:50:02.850938  # [   60.287293] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4214 23:50:02.850993  # [   60.294417] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4215 23:50:02.851046  # [   60.301539] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   61.136996] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4216 23:50:02.851100  04
 4217 23:50:02.851153  # [   60.308661] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4218 23:50:02.851208  # [   60.315782] FS:  00007f46ce506580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4219 23:50:02.851262  # [   60.323856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4220 23:50:02.851316  # [  [   61.166309] FS:  00007f3b6f5bd580(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 4221 23:50:02.851370   60.329592] CR2: ffffffffa88d9f00 CR3: 0000000105374000 CR4: 00000000001506f0
 4222 23:50:02.851424  # [   60.336716] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4223 23:50:02.851477  # [   60.345571] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1[   61.196575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4224 23:50:02.851531  745, name: cat
 4225 23:50:02.851586  # [   60.353127] INFO: lockdep is turned off.
 4226 23:50:02.851640  # [   60.357041] irq event stamp: 0
 4227 23:50:02.851692  # [   60.360091] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4228 23:50:02.851746  # [   60.366350] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+[   61.224533] CR2: 00007f3b6f5bb000 CR3: 0000000103244000 CR4: 00000000001506e0
 4229 23:50:02.851800  0x63c/0x1c80
 4230 23:50:02.851854  # [   60.374514] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4231 23:50:02.851908  # [   60.382679] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4232 23:50:02.851962  # [   60.388935] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4233 23:50:02.852016  # [   60.396663] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4234 23:50:02.852075  # [   60.402572] Call Trace:
 4235 23:50:02.852128  # [   60.405019]  dump_stack+0x77/0x97
 4236 23:50:02.852445  # [   60.408329]  ___might_sleep.cold+0xa6/0xb6
 4237 23:50:02.852512  # [   60.412420]  exit_signals+0x1c/0x2d0
 4238 23:50:02.852571  # [   60.415992]  do_exit+0xd5/0xb00
 4239 23:50:02.852627  # [   60.419131]  ? ksys_write+0x68/0xe0
 4240 23:50:02.852683  # [   60.422615]  rewind_stack_do_exit+0x17/0x20
 4241 23:50:02.852738  # [   60.426793] RIP: 0033:0x7f46ce3f2f33
 4242 23:50:02.852793  # [   60.430364] Code: 8b 15 61 ef 0c 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
 4243 23:50:02.852850  # [   60.449100] RSP: 002b:00007fff20a55e88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4244 23:50:02.852905  # [   60.456658] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f46ce3f2f33
 4245 23:50:02.852987  # [   60.463779] RDX: 000000000000000c RSI: 00007f46ce2e3000 RDI: 0000000000000001
 4246 23:50:02.853046  # [   60.470903] RBP: 00007f46ce2e3000 R08: 00007f46ce2e2010 R09: 0000000000000000
 4247 23:50:02.853101  # [   60.478025] R10: 00007f46ce4f11c0 R11: 0000000000000246 R12: 0000000000000001
 4248 23:50:02.853156  # [   60.485147] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4249 23:50:02.853210  # EXEC_RODATA: saw 'call trace:': ok
 4250 23:50:02.853273  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 4251 23:50:02.853330  # selftests: lkdtm: EXEC_USERSPACE.sh
 4252 23:50:02.853384  # Killed
 4253 23:50:02.853438  # [   61.371069] lkdtm: Performing direct entry EXEC_NULL
 4254 23:50:02.853492  [   60.647190] lkdtm: Performing direct entry EXEC_USERSPACE
 4255 23:50:02.853546  # [   60.652663] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4256 23:50:02.853600  # [   60.680722] lkdtm: attempting bad execution at 00007f3b6f5bb000
 4257 23:50:02.853654  # [   60.708810] unable to execute userspace code (SMEP[   61.391899] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4258 23:50:02.853709  ?) (uid: 0)
 4259 23:50:02.853762  # [   60.736666] BUG: unable to handle page fault for address: 00007f3b6f5bb000
 4260 23:50:02.853816  # [   60.743530] #PF: supervisor instruction fetch in kernel mode
 4261 23:50:02.853870  # [   60.749178] #PF: error_code(0x0011) - permissions violation
 4262 23:50:02.853923  # [   60.754739] PGD 10313706[   61.419921] lkdtm: attempting bad execution at 0000000000000000
 4263 23:50:02.853977  7 P4D 103137067 PUD 103707067 PMD 1034ef067 PTE 11767f067
 4264 23:50:02.854033  # [   60.762213] Oops: 0011 [#10] SMP NOPTI
 4265 23:50:02.854086  # [   60.765956] CPU: 1 PID: 1781 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4266 23:50:02.854141  # [   60.773685] Hardware name: Google Grunt/Grunt, BIOS  09/[   61.448029] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4267 23:50:02.854196  05[/2019
 4268 23:50:02.854251  # [   60.779597] RIP: 0010:0x7f3b6f5bb000
 4269 23:50:02.854305  # [   60.783166] Code: Unable to access opcode bytes at RIP 0x7f3b6f5bafd6.
 4270 23:50:02.854359  # [   60.789680] RSP: 0018:ffffbd8001813e50 EFLAGS: 00010246
 4271 23:50:02.854413  # [   60.794897] RAX: 0000000000000033 RBX: 0000000000000024 RCX:   61.477109] #PF: supervisor instruction fetch in kernel mode
 4272 23:50:02.854468  [   61.504946] #PF: error_code(0x0010) - not-present page
 4273 23:50:02.854521   0000000000000000
 4274 23:50:02.854574  # [   60.802018] RDX: 0000000000000000 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 4275 23:50:02.854628  # [   60.809139] RBP: 00007f3b6f5bb000 R08: 0000000000000000 R09: 0000000000000000
 4276 23:50:02.854681  # [   60.816260] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   61.510075] PGD 0 P4D 0 
 4277 23:50:02.854735  00[0000000000f
 4278 23:50:02.854790  # [   60.823382] R13: ffffbd8001813f10 R14: ffffbd8001813f10 R15: ffffa2718477c000
 4279 23:50:02.854844  # [   60.830505] FS:  00007f3b6f5bd580(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 4280 23:50:02.854898  # [   60.838579] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005   61.534787] Oops: 0010 [#11] SMP NOPTI
 4281 23:50:02.854952  0033
 4282 23:50:02.855007  # [   60.844314] CR2: 00007f3b6f5bb000 CR3: 0000000103244000 CR4: 00000000001506e0
 4283 23:50:02.855060  # [   60.851435] Call Trace:
 4284 23:50:02.855113  # [   60.853883]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 4285 23:50:02.855167  # [   60.858666]  ? direct_entry.cold+0x2c/0x38
 4286 23:50:02.855220  # [   60.862759]  ? full_proxy[   61.560720] CPU: 0 PID: 1817 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4287 23:50:02.855275  [   61.590635] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4288 23:50:02.855328  _write+0x56/0x80
 4289 23:50:02.855381  # [   60.866764]  ? vfs_write+0xea/0x390
 4290 23:50:02.855434  # [   60.870247]  ? ksys_write+0x68/0xe0
 4291 23:50:02.855487  # [   60.873731]  ? do_syscall_64+0x33/0x40
 4292 23:50:02.855540  # [   60.877475]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4293 23:50:02.855593  # [   60.882693] Modules linked in: fuse ip_tab[   61.596545] RIP: 0010:0x0
 4294 23:50:02.855647  les cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4295 23:50:02.855701  # [   60.895111] CR2: 00007f3b6f5bb000
 4296 23:50:02.855755  # [   60.898505] ---[ end trace f59508f0a0e1de84 ]---
 4297 23:50:02.855809  # [   60.925308] RIP: 0010:lkdtm_BUG+0x5/0x10
 4298 23:50:02.856136  # [   60.951412][   61.621345] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4299 23:50:02.856207   C[ode: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4300 23:50:02.856270  # [   60.992339] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00   61.650390] RSP: 0018:ffffbd8001883e48 EFLAGS: 00010246
 4301 23:50:02.856342  [   61.677794] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4302 23:50:02.856406  010286
 4303 23:50:02.856466  # [   61.019747] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4304 23:50:02.856523  # [   61.049060] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4305 23:50:02.856579  # [   61.078371] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 00000000000000[   61.684915] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4306 23:50:02.856636  01[
 4307 23:50:02.856692  # [   61.107686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4308 23:50:02.856748  # [   61.136996] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4309 23:50:02.856803  # [   61.166309] FS:  00007f3b6f5bd580(0000) GS:ffffa271aad00000(0000) knlGS:0000000   61.714221] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4310 23:50:02.856860  [   61.743530] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4311 23:50:02.856916  000000000
 4312 23:50:02.856971  # [   61.196575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4313 23:50:02.857043  # [   61.224533] CR2: 00007f3b6f5bb000 CR3: 0000000103244000 CR4: 00000000001506e0
 4314 23:50:02.857099  # EXEC_USERSPACE: saw 'call trace:': ok
 4315 23:50:02.857155  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 4316 23:50:02.857211  # selftes[   61.750654] R13: ffffbd8001883f10 R14: ffffbd8001883f10 R15: ffffa27183517000
 4317 23:50:02.857280  ts[: lkdtm: EXEC_NULL.sh
 4318 23:50:02.857338     61.779961] FS:  00007fcd4e0cb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4319 23:50:02.857395  [   61.790205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4320 23:50:02.857451  [   61.795940] CR2: ffffffffffffffd6 CR3: 000000010272e000 CR4: 00000000001506f0
 4321 23:50:02.857507  [   61.803063] Call Trace:
 4322 23:50:02.857562  [   61.805511]  execute_location+0x48/0x56
 4323 23:50:02.857617  [   61.809346]  direct_entry.cold+0x2c/0x38
 4324 23:50:02.857673  [   61.813267]  full_proxy_write+0x56/0x80
 4325 23:50:02.857728  [   61.817098]  vfs_write+0xea/0x390
 4326 23:50:02.857784  [   61.820408]  ksys_write+0x68/0xe0
 4327 23:50:02.857838  [   61.823722]  do_syscall_64+0x33/0x40
 4328 23:50:02.857893  [   61.827294]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4329 23:50:02.857948  [   61.832339] RIP: 0033:0x7fcd4dfbaf33
 4330 23:50:02.858004  [   61.835909] Code: 8b 15 61 ef 0c 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
 4331 23:50:02.858061  [   61.854647] RSP: 002b:00007ffc4c9495f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4332 23:50:02.858117  [   61.862205] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcd4dfbaf33
 4333 23:50:02.858172  [   61.869328] RDX: 000000000000000a RSI: 00007fcd4deab000 RDI: 0000000000000001
 4334 23:50:02.858227  [   61.876450] RBP: 00007fcd4deab000 R08: 00007fcd4deaa010 R09: 0000000000000000
 4335 23:50:02.858282  [   61.883572] R10: 00007fcd4e0b91c0 R11: 0000000000000246 R12: 0000000000000001
 4336 23:50:02.858338  [   61.890694] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4337 23:50:02.858393  [   61.897821] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4338 23:50:02.858450  [   61.910240] CR2: 0000000000000000
 4339 23:50:02.858505  [   61.913601] ---[ end trace f59508f0a0e1de85 ]---
 4340 23:50:02.858560  [   61.918241] RIP: 0010:lkdtm_BUG+0x5/0x10
 4341 23:50:02.858615  [   61.922273] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4342 23:50:02.858672  [   61.941048] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4343 23:50:02.858727  [   61.946336] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4344 23:50:02.858783  [   61.953515] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4345 23:50:02.858838  [   61.960707] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4346 23:50:02.858894  [   61.967892] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4347 23:50:02.858949  [   61.975059] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4348 23:50:02.859004  [   61.982223] FS:  00007fcd4e0cb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4349 23:50:02.859083  [   61.990328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4350 23:50:02.859150  [   61.996080] CR2: ffffffffffffffd6 CR3: 000000010272e000 CR4: 00000000001506f0
 4351 23:50:02.859515  [   62.129057] lkdtm: Performing direct entry ACCESS_USERSPACE
 4352 23:50:02.859585  # Killed
 4353 23:50:02.859645  # [   61.371069] lkdtm: Performing direct entry EXEC_NULL
 4354 23:50:02.859704  # [   61.391899] lkdtm: attempting ok execution at ffffffffa7cb1d00
 4355 23:50:02.859764  # [   61.419921] lkdtm: attempting bad execution at 0000000000000000
 4356 23:50:02.859821  # [   61.448029] BUG: kernel NULL pointer derefe[   62.134645] lkdtm: attempting bad read at 00007f59db289000
 4357 23:50:02.859878  rence, address: 0000000000000000
 4358 23:50:02.859933  # [   61.477109] #PF: supervisor instruction fetch in kernel mode
 4359 23:50:02.859989  # [   61.504946] #PF: error_code(0x0010) - not-present page
 4360 23:50:02.860045  # [   61.510075] PGD 0 P4D 0 
 4361 23:50:02.860100  # [   61.534787] Oops: 0010 [#11] SMP NOPTI
 4362 23:50:02.860155  # [   61.560720] C[   62.162321] lkdtm: FAIL: survived bad read
 4363 23:50:02.860210  PU: 0 PID: 1817 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4364 23:50:02.860266  # [   61.590635] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4365 23:50:02.860321  # [   61.596545] RIP: 0010:0x0
 4366 23:50:02.860376  # [   61.621345] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4367 23:50:02.860431  [   62.188602] lkdtm: attempting bad write at 00007f59db289000
 4368 23:50:02.860486  # [   61.650390] RSP: 0018:ffffbd8001883e48 EFLAGS: 00010246
 4369 23:50:02.860541  # [   61.677794] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4370 23:50:02.860596  # [   61.684915] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4371 23:50:02.860652  # [   61.714221] RBP: 0000[   62.216328] lkdtm: FAIL: survived bad write
 4372 23:50:02.860707  000000000000 R08: 0000000000000000 R09: 0000000000000000
 4373 23:50:02.860764  # [   61.743530] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4374 23:50:02.860820  # [   61.750654] R13: ffffbd8001883f10 R14: ffffbd8001883f10 R15: ffffa27183517000
 4375 23:50:02.860875  # [   61.779961] FS:  00007fcd4e0cb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4376 23:50:02.860931  # [   61.790205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4377 23:50:02.860986  # [   61.795940] CR2: ffffffffffffffd6 CR3: 000000010272e000 CR4: 00000000001506f0
 4378 23:50:02.861054  # [   61.803063] Call Trace:
 4379 23:50:02.861112  # [   61.805511]  execute_location+0x48/0x56
 4380 23:50:02.861167  # [   61.809346]  direct_entry.cold+0x2c/0x38
 4381 23:50:02.861222  # [   61.813267]  full_proxy_write+0x56/0x80
 4382 23:50:02.861286  # [   61.817098]  vfs_write+0xea/0x390
 4383 23:50:02.861342  # [   61.820408]  ksys_write+0x68/0xe0
 4384 23:50:02.861397  # [   61.823722]  do_syscall_64+0x33/0x40
 4385 23:50:02.861453  # [   61.827294]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4386 23:50:02.861508  # [   61.832339] RIP: 0033:0x7fcd4dfbaf33
 4387 23:50:02.861563  # [   61.835909] Code: 8b 15 61 ef 0c 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
 4388 23:50:02.861621  # [   61.854647] RSP: 002b:00007ffc4c9495f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4389 23:50:02.861678  # [   61.862205] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcd4dfbaf33
 4390 23:50:02.861733  # [   61.869328] RDX: 000000000000000a RSI: 00007fcd4deab000 RDI: 0000000000000001
 4391 23:50:02.861788  # [   61.876450] RBP: 00007fcd4deab000 R08: 00007fcd4deaa010 R09: 0000000000000000
 4392 23:50:02.861843  # [   61.883572] R10: 00007fcd4e0b91c0 R11: 0000000000000246 R12: 0000000000000001
 4393 23:50:02.861898  # [   61.890694] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4394 23:50:02.861971  # [   61.897821] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4395 23:50:02.862029  # [   61.910240] CR2: 0000000000000000
 4396 23:50:02.862084  # [   61.913[   62.387881] lkdtm: Performing direct entry ACCESS_NULL
 4397 23:50:02.862140  601] ---[ end trace f59508f0a0e1de85 ]---
 4398 23:50:02.862196  # [   61.918241] RIP: 0010:lkdtm_BUG+0x5/0x10
 4399 23:50:02.862252  # [   61.922273] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f [   62.403141] lkdtm: attempting bad read at 0000000000000000
 4400 23:50:02.862309  84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4401 23:50:02.862366  # [   61.941048] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4402 23:50:02.862421  # [   61.946336] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4403 23:50:02.862483  # [   61.953515] RDX: 0000000000000000 RSI: ffffa271aac1bf[   62.430899] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4404 23:50:02.862549  70 RDI: ffffffffa88d9a70
 4405 23:50:02.862605  # [   61.960707] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4406 23:50:02.862661  # [   61.967892] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4407 23:50:02.862982  # [   61.975059] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R[   62.459911] #PF: supervisor read access in kernel mode
 4408 23:50:02.863050  [   62.487225] #PF: error_code(0x0000) - not-present page
 4409 23:50:02.863110  15: ffffa27184615000
 4410 23:50:02.863170  # [   61.982223] FS:  00007fcd4e0cb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4411 23:50:02.863228  # [   61.990328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4412 23:50:02.863285  # [   61.996080] CR2: ffffffffffffffd6 CR3: 000000010272e000 CR4: 00000[   62.492356] PGD 0 P4D 0 
 4413 23:50:02.863341  00[0001506f0
 4414 23:50:02.863398  # EXEC_NULL: saw 'call trace:': ok
 4415 23:50:02.863453  ok 36 selftests: lkdtm: EXEC_NULL.sh
 4416 23:50:02.863508  # selftests: lkdtm: ACCESS_USERSPACE.sh
 4417 23:50:02.863563  # [   62.129057] lkdtm: Performing direct entry ACCESS_USERSPACE
 4418 23:50:02.863618  # [   62.134645] lkdtm: attempting bad read at 00007f59db28900   62.517068] Oops: 0000 [#12] SMP NOPTI
 4419 23:50:02.863675  0
 4420 23:50:02.863730  # [   62.162321] lkdtm: FAIL: survived bad read
 4421 23:50:02.863786  # [   62.188602] lkdtm: attempting bad write at 00007f59db289000
 4422 23:50:02.863841  # [   62.216328] lkdtm: FAIL: survived bad write
 4423 23:50:02.863896  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 4424 23:50:02.863951  not ok 37 selftests: lkdtm: ACCESS_US[   62.542999] CPU: 0 PID: 1886 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4425 23:50:02.864040  [   62.572913] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4426 23:50:02.864114  ERSPACE.sh # exit=1
 4427 23:50:02.864171  # selftests: lkdtm: ACCESS_NULL.sh
 4428 23:50:02.864226  [   62.578829] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4429 23:50:02.864283  [   62.588457] Code: f9 9c fd ff be 00 10 00 00 48 89 ef e8 d6 c7 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 13 cc a8 e8 d3 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 13 cc a8 48 01
 4430 23:50:02.864341  [   62.607195] RSP: 0018:ffffbd800198be58 EFLAGS: 00010246
 4431 23:50:02.864397  [   62.612414] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4432 23:50:02.864453  [   62.619535] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4433 23:50:02.864508  [   62.626655] RBP: ffffffffa8cc0471 R08: 0000000000000000 R09: 0000000000000000
 4434 23:50:02.864564  [   62.633778] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4435 23:50:02.864619  [   62.640900] R13: ffffbd800198bf10 R14: ffffbd800198bf10 R15: ffffa27184709000
 4436 23:50:02.864675  [   62.648022] FS:  00007fdfb9fed580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4437 23:50:02.864731  [   62.656099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4438 23:50:02.864786  [   62.661834] CR2: 0000000000000000 CR3: 00000001054aa000 CR4: 00000000001506f0
 4439 23:50:02.864841  [   62.668957] Call Trace:
 4440 23:50:02.864895  [   62.671405]  direct_entry.cold+0x2c/0x38
 4441 23:50:02.864950  [   62.675326]  full_proxy_write+0x56/0x80
 4442 23:50:02.865005  [   62.679157]  vfs_write+0xea/0x390
 4443 23:50:02.865073  [   62.682468]  ksys_write+0x68/0xe0
 4444 23:50:02.865131  [   62.685780]  do_syscall_64+0x33/0x40
 4445 23:50:02.865186  [   62.689352]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4446 23:50:02.865241  [   62.694398] RIP: 0033:0x7fdfb9edaf33
 4447 23:50:02.865306  [   62.697970] Code: 8b 15 61 ef 0c 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
 4448 23:50:02.865365  [   62.716704] RSP: 002b:00007ffe9331bcf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4449 23:50:02.865421  [   62.724263] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fdfb9edaf33
 4450 23:50:02.865477  [   62.731386] RDX: 000000000000000c RSI: 00007fdfb9dcb000 RDI: 0000000000000001
 4451 23:50:02.865531  [   62.738509] RBP: 00007fdfb9dcb000 R08: 00007fdfb9dca010 R09: 0000000000000000
 4452 23:50:02.865587  [   62.745631] R10: 00007fdfb9fd91c0 R11: 0000000000000246 R12: 0000000000000001
 4453 23:50:02.865642  [   62.752753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4454 23:50:02.865697  [   62.759878] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4455 23:50:02.865753  [   62.772299] CR2: 0000000000000000
 4456 23:50:02.865808  [   62.775671] ---[ end trace f59508f0a0e1de86 ]---
 4457 23:50:02.865880  [   62.780307] RIP: 0010:lkdtm_BUG+0x5/0x10
 4458 23:50:02.865947  [   62.784359] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4459 23:50:02.866009  [   62.803155] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4460 23:50:02.866064  [   62.808432] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4461 23:50:02.866120  [   62.815603] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4462 23:50:02.866175  [   62.822820] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4463 23:50:02.866231  [   62.829992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4464 23:50:02.866554  [   62.837147] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4465 23:50:02.866623  [   62.844319] FS:  00007fdfb9fed580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4466 23:50:02.866683  [   62.852476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4467 23:50:02.866742  [   62.858249] CR2: 0000000000000000 CR3: 00000001054aa000 CR4: 00000000001506f0
 4468 23:50:02.866799  [   63.001648] lkdtm: Performing direct entry WRITE_RO
 4469 23:50:02.866855  # Killed
 4470 23:50:02.866910  # [   62.387881] lkdtm: Performing direct entry ACCESS_NULL
 4471 23:50:02.866965  # [   62.403141] lkdtm: attempting bad read at 0000000000000000
 4472 23:50:02.867020  # [   62.430899] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4473 23:50:02.867076  # [   62.459911] #PF: supervisor read [   63.006532] lkdtm: attempting bad rodata write at ffffffffa88d9ef0
 4474 23:50:02.867132  access in kernel mode
 4475 23:50:02.867186  # [   62.487225] #PF: error_code(0x0000) - not-present page
 4476 23:50:02.867241  # [   62.492356] PGD 0 P4D 0 
 4477 23:50:02.867296  # [   62.517068] Oops: 0000 [#12] SMP NOPTI
 4478 23:50:02.867351  # [   62.542999] CPU: 0 PID: 1886 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4479 23:50:02.867406  # [  [   63.034910] BUG: unable to handle page fault for address: ffffffffa88d9ef0
 4480 23:50:02.867461   62.572913] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4481 23:50:02.867516  # [   62.578829] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4482 23:50:02.867570  # [   62.588457] Code: f9 9c fd ff be 00 10 00 00 48 89 ef e8 d6 c7 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 13 cc a8 e[   63.063931] #PF: supervisor write access in kernel mode
 4483 23:50:02.867627  [   63.091331] #PF: error_code(0x0003) - permissions violation
 4484 23:50:02.867682  8 d3 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 13 cc a8 48 01
 4485 23:50:02.867739  # [   62.607195] RSP: 0018:ffffbd800198be58 EFLAGS: 00010246
 4486 23:50:02.867794  # [   62.612414] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4487 23:50:02.867849  # [   62.619535] RDX: 00000[   63.096893] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 8000000110e001e1 
 4488 23:50:02.867904  00[000000000 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 4489 23:50:02.867990  # [   62.626655] RBP: ffffffffa8cc0471 R08: 0000000000000000 R09: 0000000000000000
 4490 23:50:02.868070  # [   62.633778] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4491 23:50:02.868127  # [   62.640900] R13: ffffbd800   63.126025] Oops: 0003 [#13] SMP NOPTI
 4492 23:50:02.868182  198bf10 R14: ffffbd800198bf10 R15: ffffa27184709000
 4493 23:50:02.868240  # [   62.648022] FS:  00007fdfb9fed580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4494 23:50:02.868296  # [   62.656099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4495 23:50:02.868351  # [   62.661834] CR2: 0000000000000000 C[   63.151956] CPU: 0 PID: 1921 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4496 23:50:02.868407  [   63.181870] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4497 23:50:02.868463  R3: 00000001054aa000 CR4: 00000000001506f0
 4498 23:50:02.868518  # [   62.668957] Call Trace:
 4499 23:50:02.868572  # [   62.671405]  direct_entry.cold+0x2c/0x38
 4500 23:50:02.868627  # [   62.675326]  full_proxy_write+0x56/0x80
 4501 23:50:02.868682  # [   62.679157]  vfs_write+0xea/0x390
 4502 23:50:02.868736  # [   62.682468]  ksys_write+0x68/0xe0
 4503 23:50:02.868791  # [   62.[   63.187782] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4504 23:50:02.868846  68[5780]  do_syscall_64+0x33/0x40
 4505 23:50:02.868914  # [   62.689352]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4506 23:50:02.868972  # [   62.694398] RIP: 0033:0x7fdfb9edaf33
 4507 23:50:02.869037  # [   62.697970] Code: 8b 15 61 ef 0c 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    63.214396] Code: 00 48 c7 c7 60 12 cc a8 48 c7 c6 f0 9e 8d a8 e8 75 9f fd ff 48 8b 05 f8 20 5e 00 ba 34 12 cd ab 48 c7 c7 90 12 cc a8 48 31 d0 <48> 89 05 e2 20 5e 00 e9 53 9f fd ff 0f 1f 44 00 00 48 8b 05 09 45
 4508 23:50:02.869101  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
 4509 23:50:02.869158  # [   62.716704] RSP: 002b:00007ffe9331bcf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4510 23:50:02.869215  # [   62.724263] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00[   63.255320] RSP: 0018:ffffbd8001a03e60 EFLAGS: 00010202
 4511 23:50:02.869280  [   63.282722] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4512 23:50:02.869337  007fdfb9edaf33
 4513 23:50:02.869394  # [   62.731386] RDX: 000000000000000c RSI: 00007fdfb9dcb000 RDI: 0000000000000001
 4514 23:50:02.869450  # [   62.738509] RBP: 00007fdfb9dcb000 R08: 00007fdfb9dca010 R09: 0000000000000000
 4515 23:50:02.869506  # [   62.745631] R10: 00007fdfb9fd91c0 R11: 0000000000000246 R12: 000000[   63.289845] RDX: 00000000abcd1234 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc1290
 4516 23:50:02.869563  [   63.319150] RBP: ffffffffa8cc047d R08: 0000000000000000 R09: 0000000000000000
 4517 23:50:02.869619  0000000001
 4518 23:50:02.869957  # [   62.752753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4519 23:50:02.870026  # [   62.759878] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4520 23:50:02.870088  # [   62.772299[   63.326273] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4521 23:50:02.870147  [   63.355579] R13: ffffbd8001a03f10 R14: ffffbd8001a03f10 R15: ffffa27183366000
 4522 23:50:02.870204  ] CR2: 0000000000000000
 4523 23:50:02.870260  # [   62.775671] ---[ end trace f59508f0a0e1de86 ]---
 4524 23:50:02.870317  # [   62.780307] RIP: 0010:lkdtm_BUG+0x5/0x10
 4525 23:50:02.870374  # [   62.784359] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc c[   63.362703] FS:  00007fda7a935580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4526 23:50:02.870433  [   63.392961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4527 23:50:02.870489  c cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4528 23:50:02.870546  # [   62.803155] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4529 23:50:02.870601  # [   62.808432] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4530 23:50:02.870657  # [   62.815603] RDX:[   63.398696] CR2: ffffffffa88d9ef0 CR3: 0000000103fd6000 CR4: 00000000001506f0
 4531 23:50:02.870713  [   63.428002] Call Trace:
 4532 23:50:02.870768   0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4533 23:50:02.870823  # [   62.822820] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4534 23:50:02.870878  # [   62.829992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4535 23:50:02.870933  # [   62.837147] R13: fff[   63.430448]  direct_entry.cold+0x2c/0x38
 4536 23:50:02.870988  fbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4537 23:50:02.871044  # [   62.844319] FS:  00007fdfb9fed580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4538 23:50:02.871100  # [   62.852476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4539 23:50:02.871154  # [   62.858249] CR2: 000000000000[   63.456549]  full_proxy_write+0x56/0x80
 4540 23:50:02.871210  0000 CR3: 00000001054aa000 CR4: 00000000001506f0
 4541 23:50:02.871266  # ACCESS_NULL: saw 'call trace:': ok
 4542 23:50:02.871321  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 4543 23:50:02.871376  # selftests: lkdtm: WRITE_RO.sh
 4544 23:50:02.871431  [   63.482561]  vfs_write+0xea/0x390
 4545 23:50:02.871486  [   63.499822]  ksys_write+0x68/0xe0
 4546 23:50:02.871541  [   63.503135]  do_syscall_64+0x33/0x40
 4547 23:50:02.871596  [   63.506707]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4548 23:50:02.871650  [   63.511753] RIP: 0033:0x7fda7a822f33
 4549 23:50:02.871705  [   63.515324] Code: 8b 15 61 ef 0c 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
 4550 23:50:02.871763  [   63.534059] RSP: 002b:00007fff55eb7548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4551 23:50:02.871818  [   63.541616] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fda7a822f33
 4552 23:50:02.871874  [   63.548740] RDX: 0000000000000009 RSI: 00007fda7a713000 RDI: 0000000000000001
 4553 23:50:02.871929  [   63.555863] RBP: 00007fda7a713000 R08: 00007fda7a712010 R09: 0000000000000000
 4554 23:50:02.871985  [   63.562984] R10: 00007fda7a9211c0 R11: 0000000000000246 R12: 0000000000000001
 4555 23:50:02.872040  [   63.570107] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4556 23:50:02.872094  [   63.577233] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4557 23:50:02.872150  [   63.589653] CR2: ffffffffa88d9ef0
 4558 23:50:02.872205  [   63.592965] ---[ end trace f59508f0a0e1de87 ]---
 4559 23:50:02.872264  [   63.597578] RIP: 0010:lkdtm_BUG+0x5/0x10
 4560 23:50:02.872331  [   63.601495] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4561 23:50:02.872390  [   63.620229] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4562 23:50:02.872462  [   63.625447] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4563 23:50:02.872518  [   63.632570] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4564 23:50:02.872573  [   63.639692] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4565 23:50:02.872628  [   63.646814] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4566 23:50:02.872684  [   63.653936] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4567 23:50:02.872740  [   63.661060] FS:  00007fda7a935580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4568 23:50:02.872795  [   63.669134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4569 23:50:02.872851  [   63.674869] CR2: ffffffffa88d9ef0 CR3: 0000000103fd6000 CR4: 00000000001506f0
 4570 23:50:02.873181  [   63.681994] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4571 23:50:02.873252  [   63.690851] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1921, name: cat
 4572 23:50:02.873358  [   63.698406] INFO: lockdep is turned off.
 4573 23:50:02.873419  [   63.702322] irq event stamp: 0
 4574 23:50:02.873478  [   63.705372] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4575 23:50:02.873537  [   63.711633] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4576 23:50:02.873595  [   63.719797] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4577 23:50:02.873652  [   63.727959] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4578 23:50:02.873708  [   63.734214] CPU: 0 PID: 1921 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4579 23:50:02.873765  [   63.741943] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4580 23:50:02.873820  [   63.747850] Call Trace:
 4581 23:50:02.873875  [   63.750296]  dump_stack+0x77/0x97
 4582 23:50:02.873930  [   63.753606]  ___might_sleep.cold+0xa6/0xb6
 4583 23:50:02.873984  [   63.757699]  exit_signals+0x1c/0x2d0
 4584 23:50:02.874039  [   63.761270]  do_exit+0xd5/0xb00
 4585 23:50:02.874094  [   63.764408]  ? ksys_write+0x68/0xe0
 4586 23:50:02.874149  [   63.767894]  rewind_stack_do_exit+0x17/0x20
 4587 23:50:02.874204  [   63.772071] RIP: 0033:0x7fda7a822f33
 4588 23:50:02.874259  [   63.775640] Code: 8b 15 61 ef 0c 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
 4589 23:50:02.874317  [   63.794374] RSP: 002b:00007fff55eb7548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4590 23:50:02.874373  [   63.801932] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fda7a822f33
 4591 23:50:02.874428  [   63.809055] RDX: 0000000000000009 RSI: 00007fda7a713000 RDI: 0000000000000001
 4592 23:50:02.874501  [   63.816175] RBP: 00007fda7a713000 R08: 00007fda7a712010 R09: 0000000000000000
 4593 23:50:02.874590  [   63.823296] R10: 00007fda7a9211c0 R11: 0000000000000246 R12: 0000000000000001
 4594 23:50:02.874650  [   63.830419] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4595 23:50:02.874707  [   64.006771] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4596 23:50:02.874763  # Killed
 4597 23:50:02.874818  # [   63.001648] lkdtm: Performing direct entry WRITE_RO
 4598 23:50:02.874873  # [   63.006532] lkdtm: attempting bad rodata write at ffffffffa88d9ef0
 4599 23:50:02.874927  # [   63.034910] BUG: unable to handle page fault for address: ffffffffa88d9ef0
 4600 23:50:02.874982  # [   63.063931] #PF: supervisor w[   64.012617] lkdtm: attempting bad ro_after_init write at ffffffffa8d3c328
 4601 23:50:02.875038  rite access in kernel mode
 4602 23:50:02.875094  # [   63.091331] #PF: error_code(0x0003) - permissions violation
 4603 23:50:02.875148  # [   63.096893] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 8000000110e001e1 
 4604 23:50:02.875204  # [   63.126025] Oops: 0003 [#13] SMP NOPTI
 4605 23:50:02.875259  # [   63.151956] CPU: 0 PID: 1921 C[   64.041600] BUG: unable to handle page fault for address: ffffffffa8d3c328
 4606 23:50:02.875314  omm: cat Tainted: G      D W         5.10.131-cip13 #1
 4607 23:50:02.875369  # [   63.181870] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4608 23:50:02.875424  # [   63.187782] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4609 23:50:02.875479  # [   63.214396] Code: 00 48 c7 c7 60 12 cc a8 48 c7 c6 f0 9e 8d a8 e8 75 9f [   64.070617] #PF: supervisor write access in kernel mode
 4610 23:50:02.875534  [   64.098019] #PF: error_code(0x0003) - permissions violation
 4611 23:50:02.875590  fd ff 48 8b 05 f8 20 5e 00 ba 34 12 cd ab 48 c7 c7 90 12 cc a8 48 31 d0 <48> 89 05 e2 20 5e 00 e9 53 9f fd ff 0f 1f 44 00 00 48 8b 05 09 45
 4612 23:50:02.875664  # [   63.255320] RSP: 0018:ffffbd8001a03e60 EFLAGS: 00010202
 4613 23:50:02.875722  # [   63.282722] RAX: 000000000198b861 RBX: 000000000[   64.103582] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 1045a8063 PTE 800000011133c161
 4614 23:50:02.875779  00[00028 RCX: 0000000000000000
 4615 23:50:02.875835  # [   63.289845] RDX: 00000000abcd1234 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc1290
 4616 23:50:02.875891  # [   63.319150] RBP: ffffffffa8cc047d R08: 0000000000000000 R09: 0000000000000000
 4617 23:50:02.875947  # [   63.326273] R10: 00000000ffffe000 R11: 3ffffffffffff   64.133842] Oops: 0003 [#14] SMP NOPTI
 4618 23:50:02.876002  fff R12: 0000000000000009
 4619 23:50:02.876057  # [   63.355579] R13: ffffbd8001a03f10 R14: ffffbd8001a03f10 R15: ffffa27183366000
 4620 23:50:02.876112  # [   63.362703] FS:  00007fda7a935580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4621 23:50:02.876167  # [   63.392961] CS:  0010 DS: 0000 ES: 0000 CR0: [   64.159775] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4622 23:50:02.876223  [   64.189688] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4623 23:50:02.876278  0000000080050033
 4624 23:50:02.876334  # [   63.398696] CR2: ffffffffa88d9ef0 CR3: 0000000103fd6000 CR4: 00000000001506f0
 4625 23:50:02.876389  # [   63.428002] Call Trace:
 4626 23:50:02.876727  # [   63.430448]  direct_entry.cold+0x2c/0x38
 4627 23:50:02.876799  # [   63.456549]  full_proxy_write+0x56/0x80
 4628 23:50:02.876859  # [   63.482561]  vfs_write+0xe[   64.195603] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4629 23:50:02.876918  a/0x390
 4630 23:50:02.876975  # [   63.499822]  ksys_write+0x68/0xe0
 4631 23:50:02.877032  # [   63.503135]  do_syscall_64+0x33/0x40
 4632 23:50:02.877088  # [   63.506707]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4633 23:50:02.877143  # [   63.511753] RIP: 0033:0x7fda7a822f33
 4634 23:50:02.877198  # [   63.515324] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7[   64.223172] Code: 12 cc a8 e9 27 9f fd ff 48 c7 c7 e8 12 cc a8 e8 1b 9f fd ff 48 8b 05 d6 44 a4 00 ba 34 12 cd ab 48 c7 c7 90 12 cc a8 48 31 d0 <48> 89 05 c0 44 a4 00 e9 f9 9e fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4635 23:50:02.877264   c[0 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
 4636 23:50:02.877325  # [   63.534059] RSP: 002b:00007fff55eb7548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4637 23:50:02.877382  # [   63.5   64.264094] RSP: 0018:ffffbd8001a7be60 EFLAGS: 00010202
 4638 23:50:02.877438  [   64.291498] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4639 23:50:02.877494  41616] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fda7a822f33
 4640 23:50:02.877565  # [   63.548740] RDX: 0000000000000009 RSI: 00007fda7a713000 RDI: 0000000000000001
 4641 23:50:02.877624  # [   63.555863] RBP: 00007fda7a713000 R08: 00007fda7a712010 R09: 0000000000000000
 4642 23:50:02.877679  # [   63.56298[   64.298619] RDX: 00000000abcd1234 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc1290
 4643 23:50:02.877735  [   64.327925] RBP: ffffffffa8cc0486 R08: 0000000000000000 R09: 0000000000000000
 4644 23:50:02.877791  4] R10: 00007fda7a9211c0 R11: 0000000000000246 R12: 0000000000000001
 4645 23:50:02.877848  # [   63.570107] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4646 23:50:02.877904  # [   63.577233] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros[   64.335048] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4647 23:50:02.877961  [   64.364354] R13: ffffbd8001a7bf10 R14: ffffbd8001a7bf10 R15: ffffa27184a98000
 4648 23:50:02.878017  _ec_chardev cros_ec_dev cros_usbpd_notify
 4649 23:50:02.878072  # [   63.589653] CR2: ffffffffa88d9ef0
 4650 23:50:02.878128  # [   63.592965] ---[ end trace f59508f0a0e1de87 ]---
 4651 23:50:02.878183  # [   63.597578] RIP: 0010:lkdtm_BUG+0x5/0x10
 4652 23:50:02.878238  # [   63.601495] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea [   64.371479] FS:  00007f84e03023c0(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4653 23:50:02.878295  [   64.401738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4654 23:50:02.878351  ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4655 23:50:02.878407  # [   63.620229] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4656 23:50:02.878463  # [   63.625447] RAX: ffffffffa7cb1930 RBX: 000[   64.407473] CR2: ffffffffa8d3c328 CR3: 000000010323c000 CR4: 00000000001506f0
 4657 23:50:02.878519  [   64.436779] Call Trace:
 4658 23:50:02.878574  0000000000001 RCX: 0000000000000000
 4659 23:50:02.878631  # [   63.632570] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4660 23:50:02.878686  # [   63.639692] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4661 23:50:02.878746  # [   63.646814] R10: 00000000ffffe000 R11: 3ffffff[   64.439225]  direct_entry.cold+0x2c/0x38
 4662 23:50:02.878802  fffffffff R12: 0000000000000004
 4663 23:50:02.878857  # [   63.653936] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4664 23:50:02.878923  # [   63.661060] FS:  00007fda7a935580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4665 23:50:02.878984  # [   63.669134] CS:  0010 DS: 0000 ES: 0000[   64.465326]  full_proxy_write+0x56/0x80
 4666 23:50:02.879040   CR0: 0000000080050033
 4667 23:50:02.879095  # [   63.674869] CR2: ffffffffa88d9ef0 CR3: 0000000103fd6000 CR4: 00000000001506f0
 4668 23:50:02.879150  # [   63.681994] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4669 23:50:02.879206  # [   63.690851] in_atomic(): 0, irqs_disabl[   64.491341]  vfs_write+0xea/0x390
 4670 23:50:02.879261  ed(): 1, non_block: 0, pid: 1921, name: cat
 4671 23:50:02.879316  # [   63.698406] INFO: lockdep is turned off.
 4672 23:50:02.879372  # [   63.702322] irq event stamp: 0
 4673 23:50:02.879427  # [   63.705372] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4674 23:50:02.879482  # [   63.711633] hardirqs last disabled at (0): [<fff[   64.516834]  ksys_write+0x68/0xe0
 4675 23:50:02.879537  fffffa74f9f9c>] copy_process+0x63c/0x1c80
 4676 23:50:02.879592  # [   63.719797] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4677 23:50:02.879648  # [   63.727959] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4678 23:50:02.879996  # [   63.734214] CPU: 0 PID: 1921 Comm: cat[   64.542333]  do_syscall_64+0x33/0x40
 4679 23:50:02.880068   Tainted: G      D W         5.10.131-cip13 #1
 4680 23:50:02.880130  # [   63.741943] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4681 23:50:02.880189  # [   63.747850] Call Trace:
 4682 23:50:02.880247  # [   63.750296]  dump_stack+0x77/0x97
 4683 23:50:02.880303  # [   63.753606]  ___might_sleep.cold+0xa6/0xb6
 4684 23:50:02.880359  # [   63.757699]  e[   64.568086]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4685 23:50:02.880415  xit_signals+0x1c/0x2d0
 4686 23:50:02.880470  # [   63.761270]  do_exit+0xd5/0xb00
 4687 23:50:02.880525  # [   63.764408]  ? ksys_write+0x68/0xe0
 4688 23:50:02.880581  # [   63.767894]  rewind_stack_do_exit+0x17/0x20
 4689 23:50:02.880636  # [   63.772071] RIP: 0033:0x7fda7a822f33
 4690 23:50:02.880691  # [   63.775640] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 [   64.595315] RIP: 0033:0x7f84e01f2f33
 4691 23:50:02.880772  [   64.621071] Code: 8b 15 61 ef 0c 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
 4692 23:50:02.880858  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
 4693 23:50:02.880920  # [   63.794374] RSP: 002b:00007fff55eb7548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4694 23:50:02.880984  # [   63[   64.639807] RSP: 002b:00007fff4b9cad48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4695 23:50:02.881041  [   64.669545] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f84e01f2f33
 4696 23:50:02.881097  .801932] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fda7a822f33
 4697 23:50:02.881155  # [   63.809055] RDX: 0000000000000009 RSI: 00007fda7a713000 RDI: 0000000000000001
 4698 23:50:02.881210  # [   63.816175] RBP: 00007fda7a713000 R08: 00007fda7a712010 R09: 0000000000000000
 4699 23:50:02.881273  # [   63.823[   64.676668] RDX: 0000000000000014 RSI: 00007f84e00e3000 RDI: 0000000000000001
 4700 23:50:02.881330  [   64.705973] RBP: 00007f84e00e3000 R08: 00007f84e00e2010 R09: 0000000000000000
 4701 23:50:02.881386  296] R10: 00007fda7a9211c0 R11: 0000000000000246 R12: 0000000000000001
 4702 23:50:02.881443  # [   63.830419] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4703 23:50:02.881498  # WRITE_RO: saw 'call trace:': ok
 4704 23:50:02.881553  ok 39 selftests: lkdtm: WRITE_RO.sh
 4705 23:50:02.881624  # selftests: lkdtm: WRITE_RO[   64.713096] R10: 00007f84e02f11c0 R11: 0000000000000246 R12: 0000000000000001
 4706 23:50:02.881681  [   64.742401] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4707 23:50:02.881737  _AFTER_INIT.sh
 4708 23:50:02.881792  [   64.749528] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4709 23:50:02.881848  [   64.763318] CR2: ffffffffa8d3c328
 4710 23:50:02.881903  [   64.766629] ---[ end trace f59508f0a0e1de88 ]---
 4711 23:50:02.881958  [   64.771240] RIP: 0010:lkdtm_BUG+0x5/0x10
 4712 23:50:02.882013  [   64.775155] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4713 23:50:02.882071  [   64.793891] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4714 23:50:02.882127  [   64.799106] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4715 23:50:02.882182  [   64.806227] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4716 23:50:02.882239  [   64.813347] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4717 23:50:02.882307  [   64.820468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4718 23:50:02.882364  [   64.827589] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4719 23:50:02.882420  [   64.834712] FS:  00007f84e03023c0(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4720 23:50:02.882476  [   64.842785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4721 23:50:02.882532  [   64.848521] CR2: ffffffffa8d3c328 CR3: 000000010323c000 CR4: 00000000001506f0
 4722 23:50:02.882586  [   64.855644] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4723 23:50:02.882640  [   64.864500] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1956, name: cat
 4724 23:50:02.882694  [   64.872055] INFO: lockdep is turned off.
 4725 23:50:02.882748  [   64.875971] irq event stamp: 0
 4726 23:50:02.882801  [   64.879019] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4727 23:50:02.882854  [   64.885275] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4728 23:50:02.882908  [   64.893437] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4729 23:50:02.882963  [   64.901599] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4730 23:50:02.883016  [   64.907854] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4731 23:50:02.883350  [   64.915582] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4732 23:50:02.883418  [   64.921490] Call Trace:
 4733 23:50:02.883476  [   64.923936]  dump_stack+0x77/0x97
 4734 23:50:02.883533  [   64.927247]  ___might_sleep.cold+0xa6/0xb6
 4735 23:50:02.883588  [   64.931337]  exit_signals+0x1c/0x2d0
 4736 23:50:02.883643  [   64.934908]  do_exit+0xd5/0xb00
 4737 23:50:02.883697  [   64.938045]  ? ksys_write+0x68/0xe0
 4738 23:50:02.883752  [   64.941529]  rewind_stack_do_exit+0x17/0x20
 4739 23:50:02.883838  [   64.945706] RIP: 0033:0x7f84e01f2f33
 4740 23:50:02.883911  [   64.949274] Code: 8b 15 61 ef 0c 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
 4741 23:50:02.884004  [   64.968009] RSP: 002b:00007fff4b9cad48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4742 23:50:02.884096  [   64.975565] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f84e01f2f33
 4743 23:50:02.884157  [   64.982686] RDX: 0000000000000014 RSI: 00007f84e00e3000 RDI: 0000000000000001
 4744 23:50:02.884213  [   64.989807] RBP: 00007f84e00e3000 R08: 00007f84e00e2010 R09: 0000000000000000
 4745 23:50:02.884268  [   64.996928] R10: 00007f84e02f11c0 R11: 0000000000000246 R12: 0000000000000001
 4746 23:50:02.884322  [   65.004051] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4747 23:50:02.884376  # Killed
 4748 23:50:02.884429  # [   64.006771] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4749 23:50:02.884484  # [   64.012617] lkdtm: attempting bad ro_after_init write at ffffffffa8d3c328
 4750 23:50:02.884538  # [   64.041600] BUG: unable to handle page fault for address: ffffffffa8d3c328
 4751 23:50:02.884591  # [   64.070617] #PF: supervisor write access in kernel mode
 4752 23:50:02.884647  # [   64.098019] #PF: error_code(0x0003) - permissions violation
 4753 23:50:02.884700  # [   64.103582] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 1045a8063 PTE 800000011133c161
 4754 23:50:02.884754  # [   64.133842] Oops: 0003 [#14] SMP NOPTI
 4755 23:50:02.884807  # [   64.159775] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4756 23:50:02.884861  # [   64.189688] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4757 23:50:02.884920  # [   64.195603] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4758 23:50:02.884975  # [   64.223172] Code: 12 cc a8 e9 27 9f fd ff 48 c7 c7 e8 12 cc a8 e8 1b 9f fd ff 48 8b 05 d6 44 a4 00 ba 34 12 cd ab 48 c7 c7 90 12 cc a8 48 31 d0 <48> 89 05 c0 44 a4 00 e9 f9 9e fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4759 23:50:02.885034  # [   64.264094] RSP: 0018:ffffbd8001a7be60 EFLAGS: 00010202
 4760 23:50:02.885092  # [   64.291498] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4761 23:50:02.885150  # [   64.298619] RDX: 00000000abcd1234 RSI: ffffa271aac1bf70 RDI: ffffffffa8cc1290
 4762 23:50:02.885206  # [   64.327925] RBP: ffffffffa8cc0486 R08: 0000000000000000 R09: 0000000000000000
 4763 23:50:02.885267  # [   64.335048] R10: 000[   65.137924] lkdtm: Performing direct entry WRITE_KERN
 4764 23:50:02.885323  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4765 23:50:02.885378  # [   64.364354] R13: ffffbd8001a7bf10 R14: ffffbd8001a7bf10 R15: ffffa27184a98000
 4766 23:50:02.885432  # [   64.371479] FS:  00007f84e03023c0(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4767 23:50:02.885485  # [   64.401738] C[   65.156301] lkdtm: attempting bad 6578290 byte write at ffffffffa82f7d72
 4768 23:50:02.885540  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4769 23:50:02.885606  # [   64.407473] CR2: ffffffffa8d3c328 CR3: 000000010323c000 CR4: 00000000001506f0
 4770 23:50:02.885664  # [   64.436779] Call Trace:
 4771 23:50:02.885734  # [   64.439225]  direct_entry.cold+0x2c/0x38
 4772 23:50:02.885789  # [   64.465326]  full_proxy_write+0x56/0x80[   65.185194] BUG: unable to handle page fault for address: ffffffffa82f7d72
 4773 23:50:02.885844  # [   64.491341]  vfs_write+0xea/0x390
 4774 23:50:02.885897  # [   64.516834]  ksys_write+0x68/0xe0
 4775 23:50:02.885951  # [   64.542333]  do_syscall_64+0x33/0x40
 4776 23:50:02.886004  # [   64.568086]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4777 23:50:02.886058  # [   64.595315] RIP: 0033:0x7f84e01f2f33
 4778 23:50:02.886111  # [   64.621071] Code: 8b 15 [   65.214210] #PF: supervisor write access in kernel mode
 4779 23:50:02.886165  [   65.241609] #PF: error_code(0x0003) - permissions violation
 4780 23:50:02.886218  61 ef 0c 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
 4781 23:50:02.886276  # [   64.639807] RSP: 002b:00007fff4b9cad48 EFLAGS: 00000246 ORIG_R[   65.247172] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 1108001e1 
 4782 23:50:02.886332  AX[: 0000000000000001
 4783 23:50:02.886385  # [   64.669545] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f84e01f2f33
 4784 23:50:02.886439  # [   64.676668] RDX: 0000000000000014 RSI: 00007f84e00e3000 RDI: 0000000000000001
 4785 23:50:02.886493  # [   64.705973] RBP: 00007f84e00e3000 R08: 00007f84e00e2010 R09:    65.275697] Oops: 0003 [#15] SMP NOPTI
 4786 23:50:02.886547  0000000000000000
 4787 23:50:02.886884  # [   64.713096] R10: 00007f84e02f11c0 R11: 0000000000000246 R12: 0000000000000001
 4788 23:50:02.886952  # [   64.742401] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4789 23:50:02.887019  # [   64.749528] Modules linked in: fuse ip_tables cros_ec_sysfs cros_[   65.301630] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4790 23:50:02.887079  [   65.331543] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4791 23:50:02.887142  ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4792 23:50:02.887200  # [   64.763318] CR2: ffffffffa8d3c328
 4793 23:50:02.887260  # [   64.766629] ---[ end trace f59508f0a0e1de88 ]---
 4794 23:50:02.887315  # [   64.771240] RIP: 0010:lkdtm_BUG+0x5/0x10
 4795 23:50:02.887369  # [   64.775155] Code: 59 a5 ff 48 c7 c[   65.337458] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4796 23:50:02.887423  0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4797 23:50:02.887480  # [   64.793891] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4798 23:50:02.887535  # [   64.799106[   65.364245] Code: 53 48 c7 c3 72 7d 2f a8 49 89 dc 48 89 da 49 81 ec 00 1d cb a7 4c 89 e6 e8 ce 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1d cb a7 <f3> a4 48 c7 c7 90 12 cc a8 e8 b3 9e fd ff 5b 41 5c e9 b7 fe ff ff
 4799 23:50:02.887591  ] [RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4800 23:50:02.887646  # [   64.806227] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4801 23:50:02.887700  # [   64.813347] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4802 23:50:02.887754  # [   64.820468] R1   65.405168] RSP: 0018:ffffbd8001b0be50 EFLAGS: 00010246
 4803 23:50:02.887808  [   65.432571] RAX: 000000000000003c RBX: ffffffffa82f7d72 RCX: 0000000000646072
 4804 23:50:02.887861  0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4805 23:50:02.887916  # [   64.827589] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4806 23:50:02.887971  # [   64.834712] FS:  00007f84e03023c0(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4807 23:50:02.888032  # [   64.842[   65.439693] RDX: 0000000000000000 RSI: ffffffffa7cb1d00 RDI: ffffffffa82f7d72
 4808 23:50:02.888086  [   65.468997] RBP: ffffffffa8cc049a R08: 0000000000000000 R09: 0000000000000000
 4809 23:50:02.888141  785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4810 23:50:02.888196  # [   64.848521] CR2: ffffffffa8d3c328 CR3: 000000010323c000 CR4: 00000000001506f0
 4811 23:50:02.888250  # [   64.855644] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4812 23:50:02.888304  # [   64.864[   65.476120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000646072
 4813 23:50:02.888358  50[0] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1956, name: cat
 4814 23:50:02.888413  # [   64.872055] INFO: lockdep is turned off.
 4815 23:50:02.888467  # [   64.875971] irq event stamp: 0
 4816 23:50:02.888535  # [   64.879019] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4817 23:50:02.888590  # [   64.885275] hard   65.505426] R13: ffffbd8001b0bf10 R14: ffffbd8001b0bf10 R15: ffffa2718543c000
 4818 23:50:02.888645  ir[qs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4819 23:50:02.888699  # [   64.893437] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4820 23:50:02.888753  # [   64.901599] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4821 23:50:02.888807  # [   64.90   65.534736] FS:  00007fbd2e97c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4822 23:50:02.888861  [   65.565000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4823 23:50:02.888915  7854] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4824 23:50:02.888970  # [   64.915582] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4825 23:50:02.889024  # [   64.921490] Call Trace:
 4826 23:50:02.889077  # [   64.923936]  dump_stack+0x77/0x97
 4827 23:50:02.889131  # [   64.927247]  ___might_sleep.col[   65.570735] CR2: ffffffffa82f7d72 CR3: 00000001054e4000 CR4: 00000000001506f0
 4828 23:50:02.889184  [   65.600040] Call Trace:
 4829 23:50:02.889237  d+0xa6/0xb6
 4830 23:50:02.889300  # [   64.931337]  exit_signals+0x1c/0x2d0
 4831 23:50:02.889354  # [   64.934908]  do_exit+0xd5/0xb00
 4832 23:50:02.889408  # [   64.938045]  ? ksys_write+0x68/0xe0
 4833 23:50:02.889462  # [   64.941529]  rewind_stack_do_exit+0x17/0x20
 4834 23:50:02.889515  # [   64.945706] RIP: 0033:0x7f84e01f2f33
 4835 23:50:02.889569  # [   64.949274] Code: 8b 1[   65.602488]  direct_entry.cold+0x2c/0x38
 4836 23:50:02.889622  5 61 ef 0c 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
 4837 23:50:02.889695  # [   64.968009] RSP: 002b:00007fff4b9cad48 EFLAGS: 00000246 ORIG[   65.628586]  full_proxy_write+0x56/0x80
 4838 23:50:02.889751  _RAX: 0000000000000001
 4839 23:50:02.890105  # [   64.975565] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f84e01f2f33
 4840 23:50:02.890176  # [   64.982686] RDX: 0000000000000014 RSI: 00007f84e00e3000 RDI: 0000000000000001
 4841 23:50:02.890236  # [   64.989807] RBP: 00007f84e00e3000 R08: 00007f84e00e2010 R09[   65.654599]  vfs_write+0xea/0x390
 4842 23:50:02.890294  : 0000000000000000
 4843 23:50:02.890349  # [   64.996928] R10: 00007f84e02f11c0 R11: 0000000000000246 R12: 0000000000000001
 4844 23:50:02.890404  # [   65.004051] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4845 23:50:02.890459  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 4846 23:50:02.890513  ok 40 selftests: lkdtm[   65.680092]  ksys_write+0x68/0xe0
 4847 23:50:02.890567  : WRITE_RO_AFTER_INIT.sh
 4848 23:50:02.890622  # selftests: lkdtm: WRITE_KERN.sh
 4849 23:50:02.890676  [   65.705589]  do_syscall_64+0x33/0x40
 4850 23:50:02.890729  [   65.714445]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4851 23:50:02.890782  [   65.719489] RIP: 0033:0x7fbd2e86af33
 4852 23:50:02.890836  [   65.723059] Code: 8b 15 61 ef 0c 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
 4853 23:50:02.890892  [   65.741794] RSP: 002b:00007fff49a60878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4854 23:50:02.890947  [   65.749353] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbd2e86af33
 4855 23:50:02.891001  [   65.756475] RDX: 000000000000000b RSI: 00007fbd2e75b000 RDI: 0000000000000001
 4856 23:50:02.891063  [   65.763595] RBP: 00007fbd2e75b000 R08: 00007fbd2e75a010 R09: 0000000000000000
 4857 23:50:02.891118  [   65.770717] R10: 00007fbd2e9691c0 R11: 0000000000000246 R12: 0000000000000001
 4858 23:50:02.891180  [   65.777838] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4859 23:50:02.891234  [   65.784964] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4860 23:50:02.891296  [   65.797385] CR2: ffffffffa82f7d72
 4861 23:50:02.891351  [   65.800698] ---[ end trace f59508f0a0e1de89 ]---
 4862 23:50:02.891405  [   65.805309] RIP: 0010:lkdtm_BUG+0x5/0x10
 4863 23:50:02.891458  [   65.809227] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4864 23:50:02.891515  [   65.827963] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4865 23:50:02.891569  [   65.833179] RAX: ffffffffa7cb1930 RBX: 0000000000000001 RCX: 0000000000000000
 4866 23:50:02.891623  [   65.840301] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4867 23:50:02.891675  [   65.847422] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4868 23:50:02.891729  [   65.854544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4869 23:50:02.891781  [   65.861666] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4870 23:50:02.891834  [   65.868787] FS:  00007fbd2e97c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4871 23:50:02.891887  [   65.876864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4872 23:50:02.891954  [   65.882598] CR2: ffffffffa82f7d72 CR3: 00000001054e4000 CR4: 00000000001506f0
 4873 23:50:02.892012  [   65.889720] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4874 23:50:02.892066  [   65.898576] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1991, name: cat
 4875 23:50:02.892120  [   65.906130] INFO: lockdep is turned off.
 4876 23:50:02.892173  [   65.910046] irq event stamp: 0
 4877 23:50:02.892227  [   65.913096] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4878 23:50:02.892281  [   65.919355] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4879 23:50:02.892335  [   65.927519] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4880 23:50:02.892389  [   65.935681] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4881 23:50:02.892443  [   65.941936] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4882 23:50:02.892498  [   65.949657] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4883 23:50:02.892551  [   65.955566] Call Trace:
 4884 23:50:02.892604  [   65.958011]  dump_stack+0x77/0x97
 4885 23:50:02.892657  [   65.961322]  ___might_sleep.cold+0xa6/0xb6
 4886 23:50:02.892710  [   65.965415]  exit_signals+0x1c/0x2d0
 4887 23:50:02.892774  [   65.968987]  do_exit+0xd5/0xb00
 4888 23:50:02.892828  [   65.972124]  ? ksys_write+0x68/0xe0
 4889 23:50:02.892882  [   65.975610]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 4890 23:50:02.892935  [   65.980482]  rewind_stack_do_exit+0x17/0x20
 4891 23:50:02.892988  [   65.984658] RIP: 0033:0x7fbd2e86af33
 4892 23:50:02.893041  [   65.988229] Code: 8b 15 61 ef 0c 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
 4893 23:50:02.893386  [   66.006963] RSP: 002b:00007fff49a60878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4894 23:50:02.893454  [   66.014519] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbd2e86af33
 4895 23:50:02.893513  [   66.021641] RDX: 000000000000000b RSI: 00007fbd2e75b000 RDI: 0000000000000001
 4896 23:50:02.893570  [   66.028763] RBP: 00007fbd2e75b000 R08: 00007fbd2e75a010 R09: 0000000000000000
 4897 23:50:02.893625  [   66.035883] R10: 00007fbd2e9691c0 R11: 0000000000000246 R12: 0000000000000001
 4898 23:50:02.893680  [   66.043005] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4899 23:50:02.893734  [   66.211722] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4900 23:50:02.893789  # Killed
 4901 23:50:02.893855  # [   65.137924] lkdtm: Performing direct entry WRITE_KERN
 4902 23:50:02.893912  # [   65.156301] lkdtm: attempting bad 6578290 byte write at ffffffffa82f7d72
 4903 23:50:02.893967  # [   65.185194] BUG: unable to handle page fault for address: ffffffffa82f7d72
 4904 23:50:02.894022  # [   65.214210] #PF: supe[   66.217796] lkdtm: attempting good refcount_inc() without overflow
 4905 23:50:02.894076  rvisor write access in kernel mode
 4906 23:50:02.894130  # [   65.241609] #PF: error_code(0x0003) - permissions violation
 4907 23:50:02.894183  # [   65.247172] PGD 111429067 P4D 111429067 PUD 11142a063 PMD 1108001e1 
 4908 23:50:02.894237  # [   65.275697] Oops: 0003 [#15] SMP NOPTI
 4909 23:50:02.894291  # [   65.301630] CPU: 0 PID: 1991 [   66.246198] lkdtm: attempting bad refcount_inc() overflow
 4910 23:50:02.894344  Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4911 23:50:02.894399  # [   65.331543] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4912 23:50:02.894453  # [   65.337458] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4913 23:50:02.894506  # [   65.364245] Code: 53 48 c7 c3 72 7d 2f a8 49 89 dc 48 89 da 49 81 ec [   66.273764] ------------[ cut here ]------------
 4914 23:50:02.894560  00 1d cb a7 4c 89 e6 e8 ce 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1d cb a7 <f3> a4 48 c7 c7 90 12 cc a8 e8 b3 9e fd ff 5b 41 5c e9 b7 fe ff ff
 4915 23:50:02.894617  # [   65.405168] RSP: 0018:ffffbd8001b0be50 EFLAGS: 00010246
 4916 23:50:02.894671  # [   65.432571] RAX: 000000000000003c RBX: ffffff[   66.300561] refcount_t: saturated; leaking memory.
 4917 23:50:02.894725  ffa82f7d72 RCX: 0000000000646072
 4918 23:50:02.894778  # [   65.439693] RDX: 0000000000000000 RSI: ffffffffa7cb1d00 RDI: ffffffffa82f7d72
 4919 23:50:02.894832  # [   65.468997] RBP: ffffffffa8cc049a R08: 0000000000000000 R09: 0000000000000000
 4920 23:50:02.894886  # [   65.476120] R10: 00000000ffffe000 R11: 3fffffffff[   66.327571] WARNING: CPU: 1 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4921 23:50:02.894941  ffffff R12: 0000000000646072
 4922 23:50:02.894994  # [   65.505426] R13: ffffbd8001b0bf10 R14: ffffbd8001b0bf10 R15: ffffa2718543c000
 4923 23:50:02.895048  # [   65.534736] FS:  00007fbd2e97c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4924 23:50:02.895102  # [   65.565000] CS:  0010 DS: 0000 ES: 0000 CR[   66.358063] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 4925 23:50:02.895157  0: 0000000080050033
 4926 23:50:02.895216  # [   65.570735] CR2: ffffffffa82f7d72 CR3: 00000001054e4000 CR4: 00000000001506f0
 4927 23:50:02.895281  # [   65.600040] Call Trace:
 4928 23:50:02.895336  # [   65.602488]  direct_entry.cold+0x2c/0x38
 4929 23:50:02.895390  # [   65.628586]  full_proxy_write+0x56/0x80
 4930 23:50:02.895444  # [   65.654599]  vfs_write+[   66.392684] CPU: 1 PID: 2026 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4931 23:50:02.895498  0xea/0x390
 4932 23:50:02.895553  # [   65.680092]  ksys_write+0x68/0xe0
 4933 23:50:02.895606  # [   65.705589]  do_syscall_64+0x33/0x40
 4934 23:50:02.895659  # [   65.714445]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4935 23:50:02.895712  # [   65.719489] RIP: 0033:0x7fbd2e86af33
 4936 23:50:02.895766  # [   65.723059] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48[   66.422603] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4937 23:50:02.895821   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
 4938 23:50:02.895876  # [   65.741794] RSP: 002b:00007fff49a60878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4939 23:50:02.895929  # [   6[   66.450705] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4940 23:50:02.895983  5.749353] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbd2e86af33
 4941 23:50:02.896038  # [   65.756475] RDX: 000000000000000b RSI: 00007fbd2e75b000 RDI: 0000000000000001
 4942 23:50:02.896102  # [   65.763595] RBP: 00007fbd2e75b000 R08: 00007fbd2e75a010 R09: 0000000000000000
 4943 23:50:02.896157  # [   65.77[   66.478020] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 4944 23:50:02.896214  0717] R10: 00007fbd2e9691c0 R11: 0000000000000246 R12: 0000000000000001
 4945 23:50:02.896553  # [   65.777838] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4946 23:50:02.896620  # [   65.784964] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs c[   66.518948] RSP: 0018:ffffbd8001b7be48 EFLAGS: 00010286
 4947 23:50:02.896682  ros_ec_chardev cros_ec_dev cros_usbpd_notify
 4948 23:50:02.896739  # [   65.797385] CR2: ffffffffa82f7d72
 4949 23:50:02.896795  # [   65.800698] ---[ end trace f59508f0a0e1de89 ]---
 4950 23:50:02.896850  # [   65.805309] RIP: 0010:lkdtm_BUG+0x5/0x10
 4951 23:50:02.896904  # [   65.809227] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 [   66.546351] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4952 23:50:02.896959  ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 1b 70 02
 4953 23:50:02.897014  # [   65.827963] RSP: 0018:ffffbd80008c3e60 EFLAGS: 00010286
 4954 23:50:02.897067  # [   65.833179] RAX: ffffffffa7cb1930 RBX: [   66.575669] RDX: ffffa271aad2c660 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 4955 23:50:02.897121  0000000000000001 RCX: 0000000000000000
 4956 23:50:02.897176  # [   65.840301] RDX: 0000000000000000 RSI: ffffa271aac1bf70 RDI: ffffffffa88d9a70
 4957 23:50:02.897229  # [   65.847422] RBP: ffffffffa8d1b680 R08: 0000000000000001 R09: 0000000000000001
 4958 23:50:02.897293  # [   65.854544] R10: 00000000ffffe000 R11: 3fff[   66.604979] RBP: ffffffffa8cc04a5 R08: 0000000000000000 R09: 0000000000000000
 4959 23:50:02.897349  ffffffffffff R12: 0000000000000004
 4960 23:50:02.897403  # [   65.861666] R13: ffffbd80008c3f10 R14: ffffbd80008c3f10 R15: ffffa27184615000
 4961 23:50:02.897456  # [   65.868787] FS:  00007fbd2e97c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 4962 23:50:02.897511  # [   65.876864] CS:  0010 DS: 0000 ES: 0[   66.634330] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4963 23:50:02.897565  000 CR0: 0000000080050033
 4964 23:50:02.897620  # [   65.882598] CR2: ffffffffa82f7d72 CR3: 00000001054e4000 CR4: 00000000001506f0
 4965 23:50:02.897674  # [   65.889720] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4966 23:50:02.897742  # [   65.898576] in_atomic(): 0, irqs_dis[   66.663642] R13: ffffbd8001b7bf10 R14: ffffbd8001b7bf10 R15: ffffa2718314b000
 4967 23:50:02.897804  abled(): 1, non_block: 0, pid: 1991, name: cat[   66.692891] FS:  00007f800cf4c580(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 4968 23:50:02.897860  
 4969 23:50:02.897914  [   66.704958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4970 23:50:02.897968  # [   65.906130] INFO: lockdep is turned off.[   66.710874] CR2: 00007f800cd2b000 CR3: 0000000103716000 CR4: 00000000001506e0
 4971 23:50:02.898022  
 4972 23:50:02.898075  [   66.721890] Call Trace:
 4973 23:50:02.898128  # [   65.910046] irq event stamp: 0[   66.724519]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 4974 23:50:02.898182  [   66.732323]  direct_entry.cold+0x2c/0x38
 4975 23:50:02.898236  
 4976 23:50:02.898289  [   66.736257]  full_proxy_write+0x56/0x80
 4977 23:50:02.898343  [   66.740255]  vfs_write+0xea/0x390
 4978 23:50:02.898396  # [   65.913096] hardirqs last  enabled at (0): [<0000000000000000>] 0x0[   66.743593]  ksys_write+0x68/0xe0
 4979 23:50:02.898450  [   66.753133]  do_syscall_64+0x33/0x40
 4980 23:50:02.898503  
 4981 23:50:02.898556  [   66.756816]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4982 23:50:02.898609  # [   65.919355] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4983 23:50:02.898663  # [   65.927519] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 4984 23:50:02.898719  # [   65.935681] softirqs last disabled at (0): [<00000000000000[   66.762048] RIP: 0033:0x7f800ce3af33
 4985 23:50:02.898788  00>] 0x0[   66.787737] Code: 8b 15 61 ef 0c 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
 4986 23:50:02.898847  
 4987 23:50:02.898902  [   66.807165] RSP: 002b:00007ffca919d558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4988 23:50:02.898956  # [   65.941936] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.131-cip13 #1[   66.814894] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f800ce3af33
 4989 23:50:02.899026  [   66.829772] RDX: 0000000000000016 RSI: 00007f800cd2b000 RDI: 0000000000000001
 4990 23:50:02.899083  
 4991 23:50:02.899143  [   66.836939] RBP: 00007f800cd2b000 R08: 00007f800cd2a010 R09: 0000000000000000
 4992 23:50:02.899197  # [   65.949657] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019[   66.844202] R10: 00007f800cf391c0 R11: 0000000000000246 R12: 0000000000000001
 4993 23:50:02.899260  [   66.857259] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4994 23:50:02.899314  
 4995 23:50:02.899374  [   66.864400] irq event stamp: 0
 4996 23:50:02.899428  # [   65.955566] Call Trace:
 4997 23:50:02.899481  [   66.867693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4998 23:50:02.899534  # [   65.958011]  dump_stack+0x77/0x97
 4999 23:50:02.899587  # [   65.961322]  ___might_sleep.cold+0xa6/0xb6
 5000 23:50:02.899948  # [   65.965415]  exit_signals+0x1c/0x2d0
 5001 23:50:02.900017  # [   65.968987]  do_exit+0xd5/0xb00
 5002 23:50:02.900076  # [   65.972124]  ? ksys_write+0x68/0xe0
 5003 23:50:02.900132  # [   65.975610]  ? lkdtm_SLAB_FREE_CROSS.co[   66.876597] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5004 23:50:02.900189  ld+0x32/0x32
 5005 23:50:02.900244  # [   65.980482]  rewind_stack_do_exit+0x17/0x20
 5006 23:50:02.900298  # [   65.984658] RIP: 0033:0x7fbd2e86af33
 5007 23:50:02.900351  # [   65.988229] Code: 8b 15 61 ef 0c 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 [   66.906983] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5008 23:50:02.900409  <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5009 23:50:02.900464  [   66.937304] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5010 23:50:02.900517  # [   66.006963] RSP: 002b:00007fff49a60878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001[   66.949552] ---[ end trace f59508f0a0e1de8a ]---
 5011 23:50:02.900571  
 5012 23:50:02.900625  [   66.961692] lkdtm: Overflow detected: saturated
 5013 23:50:02.900678  # [   66.014519] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbd2e86af33
 5014 23:50:02.900732  # [   66.021641] RDX: 000000000000000b RSI: 00007fbd2e75b000 RDI: 0000000000000001
 5015 23:50:02.900786  # [   66.028763] RBP: 00007fbd2e75b000 R08: 00007fbd2e75a010 R09: 0000000000000000
 5016 23:50:02.900840  # [   66.035883] R10: 00007fbd2e9691c0 R11: 0000000000000246 R12: 0000000000000001
 5017 23:50:02.900894  # [   66.043005] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5018 23:50:02.900948  # WRITE_KERN: saw 'call trace:': ok
 5019 23:50:02.901002  ok 41 selftests: lkdtm: WRITE_KERN.sh
 5020 23:50:02.901056  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5021 23:50:02.901110  # [   66.211722] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5022 23:50:02.901163  # [   66.217796] lkdtm: attempting good refcount_inc() without overflow
 5023 23:50:02.901223  # [   66.246198] lkdtm: attempting bad refcount_inc() overflow
 5024 23:50:02.901288  # [   66.273764] ------------[ cut here ]------------
 5025 23:50:02.901343  # [   66.300561] refcount_t: saturated; leaking memory.
 5026 23:50:02.901396  # [   66.327571] WARNING: CPU: 1 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5027 23:50:02.901450  # [   66.358063] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5028 23:50:02.901506  # [   66.392684] CPU: 1 PID: 2026 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5029 23:50:02.901578  # [   66.422603] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5030 23:50:02.901633  # [   66.450705] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5031 23:50:02.901687  # [   66.478020] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 5032 23:50:02.901744  # [   66.518948] RSP: 0018:ffffbd8001b7be48 EFLAGS: 00010286
 5033 23:50:02.901798  # [   66.546351] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 5034 23:50:02.901852  # [   66.575669] RDX: ffffa271aad2c660 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 5035 23:50:02.901915  # [   66.604979] RBP: ffffffffa8cc04a5 R08: 0000000000000000 R09: 0000000000000000
 5036 23:50:02.901975  # [   66.634330] [   67.113433] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5037 23:50:02.902044  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5038 23:50:02.902100  # [   66.663642] R13: ffffbd8001b7bf10 R14: ffffbd8001b7bf10 R15: ffffa2718314b000
 5039 23:50:02.902154  # [   66.692891] FS:  00007f800cf4c580(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 5040 23:50:02.902209  # [   66.7[   67.135124] lkdtm: attempting good refcount_add() without overflow
 5041 23:50:02.902263  04958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5042 23:50:02.902324  # [   66.710874] CR2: 00007f800cd2b000 CR3: 0000000103716000 CR4: 00000000001506e0
 5043 23:50:02.902382  # [   66.721890] Call Trace:
 5044 23:50:02.902434  # [   66.724519]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 5045 23:50:02.902488  # [   66.732323]  direct_en[   67.163493] lkdtm: attempting bad refcount_add() overflow
 5046 23:50:02.902541  try.cold+0x2c/0x38
 5047 23:50:02.902594  # [   66.736257]  full_proxy_write+0x56/0x80
 5048 23:50:02.902647  # [   66.740255]  vfs_write+0xea/0x390
 5049 23:50:02.902700  # [   66.743593]  ksys_write+0x68/0xe0
 5050 23:50:02.902753  # [   66.753133]  do_syscall_64+0x33/0x40
 5051 23:50:02.902806  # [   66.756816]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5052 23:50:02.902859  # [   6[   67.191049] ------------[ cut here ]------------
 5053 23:50:02.902911  6.762048] RIP: 0033:0x7f800ce3af33
 5054 23:50:02.902966  # [   66.787737] Code: 8b 15 61 ef 0c 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
 5055 23:50:02.903319  # [   67.217849] refcount_t: saturated; leaking memory.
 5056 23:50:02.903388  [   66.807165] RSP: 002b:00007ffca919d558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5057 23:50:02.903447  # [   66.814894] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f800ce3af33
 5058 23:50:02.903504  # [   66.829772] RDX: 0000000000000016 RSI: 00007f800cd2b000 RDI: 0000000000000001
 5059 23:50:02.903560  #[   67.244851] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5060 23:50:02.903616   [   66.836939] RBP: 00007f800cd2b000 R08: 00007f800cd2a010 R09: 0000000000000000
 5061 23:50:02.903672  # [   66.844202] R10: 00007f800cf391c0 R11: 0000000000000246 R12: 0000000000000001
 5062 23:50:02.903726  # [   66.857259] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5063 23:50:02.903780  # [  [   67.275334] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5064 23:50:02.903835   66.864400] irq event stamp: 0
 5065 23:50:02.903889  # [   66.867693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5066 23:50:02.903943  # [   66.876597] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5067 23:50:02.903997  # [   66.906983] softirqs last  enabled at (0): [<ffff[   67.309933] CPU: 0 PID: 2058 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5068 23:50:02.904053  ffffa74f9f9c>] copy_process+0x63c/0x1c80
 5069 23:50:02.904106  # [   66.937304] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5070 23:50:02.904159  # [   66.949552] ---[ end trace f59508f0a0e1de8a ]---
 5071 23:50:02.904213  # [   66.961692] lkdtm: Overflow detected: saturated
 5072 23:50:02.904267  # REFCOUNT_INC_OVERFLOW: saw 'c[   67.339847] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5073 23:50:02.904321  all trace:': ok
 5074 23:50:02.904373  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5075 23:50:02.904427  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5076 23:50:02.904480  [   67.367935] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5077 23:50:02.904533  [   67.382866] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 5078 23:50:02.904590  [   67.401617] RSP: 0018:ffffbd8001be3e48 EFLAGS: 00010286
 5079 23:50:02.904643  [   67.406840] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5080 23:50:02.904697  [   67.413968] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5081 23:50:02.904750  [   67.421128] RBP: ffffffffa8cc04bb R08: 0000000000000000 R09: 0000000000000000
 5082 23:50:02.904812  [   67.428355] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5083 23:50:02.904874  [   67.435508] R13: ffffbd8001be3f10 R14: ffffbd8001be3f10 R15: ffffa27183268000
 5084 23:50:02.904928  [   67.442733] FS:  00007f1e614bb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5085 23:50:02.904982  [   67.450926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5086 23:50:02.905035  [   67.456749] CR2: 00007f1e612cb000 CR3: 00000001054aa000 CR4: 00000000001506f0
 5087 23:50:02.905090  [   67.463907] Call Trace:
 5088 23:50:02.905144  [   67.466429]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 5089 23:50:02.905197  [   67.471297]  direct_entry.cold+0x2c/0x38
 5090 23:50:02.905250  [   67.475299]  full_proxy_write+0x56/0x80
 5091 23:50:02.905315  [   67.479191]  vfs_write+0xea/0x390
 5092 23:50:02.905369  [   67.482583]  ksys_write+0x68/0xe0
 5093 23:50:02.905422  [   67.485898]  do_syscall_64+0x33/0x40
 5094 23:50:02.905475  [   67.489474]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5095 23:50:02.905528  [   67.494523] RIP: 0033:0x7f1e613daf33
 5096 23:50:02.905582  [   67.498151] Code: 8b 15 61 ef 0c 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
 5097 23:50:02.905638  [   67.516902] RSP: 002b:00007ffff6a33698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5098 23:50:02.905692  [   67.524463] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1e613daf33
 5099 23:50:02.905745  [   67.531608] RDX: 0000000000000016 RSI: 00007f1e612cb000 RDI: 0000000000000001
 5100 23:50:02.905798  [   67.538740] RBP: 00007f1e612cb000 R08: 00007f1e612ca010 R09: 0000000000000000
 5101 23:50:02.905860  [   67.545869] R10: 00007f1e614d91c0 R11: 0000000000000246 R12: 0000000000000001
 5102 23:50:02.905920  [   67.552996] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5103 23:50:02.905973  [   67.560128] irq event stamp: 0
 5104 23:50:02.906027  [   67.563197] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5105 23:50:02.906082  [   67.569463] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5106 23:50:02.906135  [   67.577634] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5107 23:50:02.906189  [   67.585803] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5108 23:50:02.906242  [   67.592063] ---[ end trace f59508f0a0e1de8b ]---
 5109 23:50:02.906595  [   67.596699] lkdtm: Overflow detected: saturated
 5110 23:50:02.906663  # [   67.113433] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5111 23:50:02.906722  # [   67.135124] lkdtm: attempting good refcount_add() without overflow
 5112 23:50:02.906780  # [   67.163493] lkdtm: attempting bad refcount_add() overflow
 5113 23:50:02.906836  # [   67.191049] ------------[ cut here ]------------
 5114 23:50:02.906891  # [   67.217849] refcount_t: saturated; leaking memory.
 5115 23:50:02.906945  # [   67.244851] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5116 23:50:02.907000  # [   67.275334] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5117 23:50:02.907056  # [   67.309933] CPU: 0 PID: 2058 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5118 23:50:02.907111  # [   67.339847] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5119 23:50:02.907166  # [   67.367935] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5120 23:50:02.907220  # [   67.382866] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 5121 23:50:02.907276  # [   67.401617] RSP: 0018:ffffbd8001be3e48 EFLAGS: 00010286
 5122 23:50:02.907330  # [   67.406840] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5123 23:50:02.907384  # [   67.413968] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5124 23:50:02.907438  # [   67.421128] RBP: ffffffffa8cc04bb R08: 0000000000000000 R09: 0000000000000000
 5125 23:50:02.907491  # [   67.428355] R10: 00000000f[   67.714674] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5126 23:50:02.907546  fffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5127 23:50:02.907600  # [   67.435508] R13: ffffbd8001be3f10 R14: ffffbd8001be3f10 R15: ffffa27183268000
 5128 23:50:02.907653  # [   67.442733] FS:  00007f1e614bb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5129 23:50:02.907707  # [   67.450926] CS:  00[   67.742526] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5130 23:50:02.907760  10 DS: 0000 ES: 0000 CR0: 0000000080050033
 5131 23:50:02.907815  # [   67.456749] CR2: 00007f1e612cb000 CR3: 00000001054aa000 CR4: 00000000001506f0
 5132 23:50:02.907869  # [   67.463907] Call Trace:
 5133 23:50:02.907921  # [   67.466429]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 5134 23:50:02.907975  # [   67.471297]  direct_entry.cold+0x2c/[   67.770888] ------------[ cut here ]------------
 5135 23:50:02.908028  0x38
 5136 23:50:02.908083  # [   67.475299]  full_proxy_write+0x56/0x80
 5137 23:50:02.908135  # [   67.479191]  vfs_write+0xea/0x390
 5138 23:50:02.908188  # [   67.482583]  ksys_write+0x68/0xe0
 5139 23:50:02.908241  # [   67.485898]  do_syscall_64+0x33/0x40
 5140 23:50:02.908293  # [   67.489474]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5141 23:50:02.908346  # [   67.494523] RIP:[   67.797673] refcount_t: saturated; leaking memory.
 5142 23:50:02.908399   0033:0x7f1e613daf33
 5143 23:50:02.908451  # [   67.498151] Code: 8b 15 61 ef 0c 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
 5144 23:50:02.908507  # [   67.516902][   67.824712] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5145 23:50:02.908570   RSP: 002b:00007ffff6a33698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5146 23:50:02.908634  # [   67.524463] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1e613daf33
 5147 23:50:02.908687  # [   67.531608] RDX: 0000000000000016 RSI: 00007f1e612cb000 RDI: 0000000000000001
 5148 23:50:02.908741  # [   67.538740[   67.855257] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5149 23:50:02.908796  ] RBP: 00007f1e612cb000 R08: 00007f1e612ca010 R09: 0000000000000000
 5150 23:50:02.908850  # [   67.545869] R10: 00007f1e614d91c0 R11: 0000000000000246 R12: 0000000000000001
 5151 23:50:02.908903  # [   67.552996] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5152 23:50:02.908957  # [   67.560128] ir[   67.889796] CPU: 0 PID: 2090 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5153 23:50:02.909011  q event stamp: 0
 5154 23:50:02.909064  # [   67.563197] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5155 23:50:02.909118  # [   67.569463] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5156 23:50:02.909172  # [   67.577634] softirqs last  enabled at (0): [<ffffffffa74f9f9c>][   67.919759] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5157 23:50:02.909226   copy_process+0x63c/0x1c80
 5158 23:50:02.909291  # [   67.585803] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5159 23:50:02.909345  # [   67.592063] ---[ end trace f59508f0a0e1de8b ]---
 5160 23:50:02.909399  # [   67.596699] lkdtm: Overflow detected: saturated
 5161 23:50:02.909767  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': o[   67.947830] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5162 23:50:02.909838  k
 5163 23:50:02.909900  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5164 23:50:02.909958  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 5165 23:50:02.910013  [   67.975128] Code: 05 4a 21 76 01 01 e8 1e 0f 93 00 0f 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d 21 76 01 01 e8 ff 0e 93 00 <0f> 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b
 5166 23:50:02.910070  [   68.003214] RSP: 0018:ffffbd8001c53e38 EFLAGS: 00010282
 5167 23:50:02.910125  [   68.008481] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5168 23:50:02.910180  [   68.015650] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5169 23:50:02.910234  [   68.022816] RBP: ffffffffa8cc00f8 R08: 0000000000000000 R09: 0000000000000000
 5170 23:50:02.910288  [   68.029988] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5171 23:50:02.910342  [   68.037171] R13: ffffbd8001c53f10 R14: ffffbd8001c53f10 R15: ffffa2718534f000
 5172 23:50:31.924285  [   68.044369] FS:  00007f59ecab3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5173 23:50:31.924883  [   68.052509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5174 23:50:31.925300  [   68.058333] CR2: 00007f59ec8c3000 CR3: 00000001054aa000 CR4: 00000000001506f0
 5175 23:50:31.925680  [   68.065536] Call Trace:
 5176 23:50:31.926015  [   68.068058]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5177 23:50:31.926340  [   68.073639]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 5178 23:50:31.926657  [   68.079283]  direct_entry.cold+0x2c/0x38
 5179 23:50:31.926968  [   68.083283]  full_proxy_write+0x56/0x80
 5180 23:50:31.927273  [   68.087278]  vfs_write+0xea/0x390
 5181 23:50:31.927579  [   68.090631]  ksys_write+0x68/0xe0
 5182 23:50:31.927879  [   68.093991]  do_syscall_64+0x33/0x40
 5183 23:50:31.928178  [   68.097594]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5184 23:50:31.928479  [   68.102672] RIP: 0033:0x7f59ec9d2f33
 5185 23:50:31.928780  [   68.106257] Code: 8b 15 61 ef 0c 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
 5186 23:50:31.929096  [   68.125015] RSP: 002b:00007ffdb526f3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5187 23:50:31.929424  [   68.132582] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f59ec9d2f33
 5188 23:50:31.929726  [   68.139724] RDX: 000000000000001f RSI: 00007f59ec8c3000 RDI: 0000000000000001
 5189 23:50:31.930030  [   68.146853] RBP: 00007f59ec8c3000 R08: 00007f59ec8c2010 R09: 0000000000000000
 5190 23:50:31.930356  [   68.153987] R10: 00007f59ecad11c0 R11: 0000000000000246 R12: 0000000000000001
 5191 23:50:31.930661  [   68.161115] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5192 23:50:31.930959  [   68.168248] irq event stamp: 0
 5193 23:50:31.931257  [   68.171325] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5194 23:50:31.931556  [   68.177597] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5195 23:50:31.931857  [   68.185776] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5196 23:50:31.932158  [   68.193945] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5197 23:50:31.932480  [   68.200207] ---[ end trace f59508f0a0e1de8c ]---
 5198 23:50:31.932779  [   68.204830] lkdtm: Overflow detected: saturated
 5199 23:50:31.933074  # [   67.714674] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5200 23:50:31.933395  # [   67.742526] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5201 23:50:31.933695  # [   67.770888] ------------[ cut here ]------------
 5202 23:50:31.934011  # [   67.797673] refcount_t: saturated; leaking memory.
 5203 23:50:31.934367  # [   67.824712] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5204 23:50:31.934674  # [   67.855257] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5205 23:50:31.934981  # [   67.889796] CPU: 0 PID: 2090 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5206 23:50:31.935282  # [   67.919759] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5207 23:50:31.935579  # [   67.947830] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5208 23:50:31.935878  # [   67.975128] Code: 05 4a 21 76 01 01 e8 1e 0f 93 00 0f 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d 21 76 01 01 e8 ff 0e 93 00 <0f> 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b
 5209 23:50:31.936189  # [   68.003214] RSP: 0018:ffffbd8001c53e38 EFLAGS: 00010282
 5210 23:50:31.936674  # [   68.008481] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5211 23:50:31.937034  # [   68.015650] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5212 23:50:31.937372  # [   68.022816] RBP: ffffffffa8cc00f8 R08: 0000000000000000 R09: 0000000000000000
 5213 23:50:31.939376  # [   68.029988] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000[   68.326347] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5214 23:50:31.939846  00000001f
 5215 23:50:31.940287  # [   68.037171] R13: ffffbd8001c53f10 R14: ffffbd8001c53f10 R15: ffffa2718534f000
 5216 23:50:31.940634  # [   68.044369] FS:  00007f59ecab3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5217 23:50:31.940964  # [   68.052509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   68.352603] lkdtm: attempting bad refcount_add_not_zero() overflow
 5218 23:50:31.941346  
 5219 23:50:31.941650  # [   68.058333] CR2: 00007f59ec8c3000 CR3: 00000001054aa000 CR4: 00000000001506f0
 5220 23:50:31.941936  # [   68.065536] Call Trace:
 5221 23:50:31.942216  # [   68.068058]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5222 23:50:31.942491  # [   68.073639]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 5223 23:50:31.942767  # [   68.[   68.380990] ------------[ cut here ]------------
 5224 23:50:31.943042  079283]  direct_entry.cold+0x2c/0x38
 5225 23:50:31.943322  # [   68.083283]  full_proxy_write+0x56/0x80
 5226 23:50:31.943593  # [   68.087278]  vfs_write+0xea/0x390
 5227 23:50:31.943871  # [   68.090631]  ksys_write+0x68/0xe0
 5228 23:50:31.944178  # [   68.093991]  do_syscall_64+0x33/0x40
 5229 23:50:31.944450  # [   68.097594]  entry_SYSCALL_64_after_hwframe+[   68.407799] refcount_t: saturated; leaking memory.
 5230 23:50:31.944726  0x44/0xa9
 5231 23:50:31.945004  # [   68.102672] RIP: 0033:0x7f59ec9d2f33
 5232 23:50:31.945292  # [   68.106257] Code: 8b 15 61 ef 0c 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 [   68.434808] WARNING: CPU: 1 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5233 23:50:31.945586  48 89 54 24 18
 5234 23:50:31.945865  # [   68.125015] RSP: 002b:00007ffdb526f3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5235 23:50:31.946297  # [   68.132582] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f59ec9d2f33
 5236 23:50:31.946634  # [   68.139724] RDX: 000000000000001f RSI: 00007f59ec8c3000 RDI: 0[   68.465307] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5237 23:50:31.946925  000000000000001
 5238 23:50:31.947206  # [   68.146853] RBP: 00007f59ec8c3000 R08: 00007f59ec8c2010 R09: 0000000000000000
 5239 23:50:31.947481  # [   68.153987] R10: 00007f59ecad11c0 R11: 0000000000000246 R12: 0000000000000001
 5240 23:50:31.947756  # [   68.161115] R13: 0000000000000001 R14: 0000000000020000 R15: 00000[   68.499907] CPU: 1 PID: 2122 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5241 23:50:31.948035  00000020000
 5242 23:50:31.948337  # [   68.168248] irq event stamp: 0
 5243 23:50:31.948609  # [   68.171325] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5244 23:50:31.948879  # [   68.177597] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5245 23:50:31.949151  # [   68.185776] softirqs last  enab[   68.529815] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5246 23:50:31.949426  led at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5247 23:50:31.949621  # [   68.193945] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5248 23:50:31.949814  # [   68.200207] ---[ end trace f59508f0a0e1de8c ]---
 5249 23:50:31.950006  # [   68.204830] lkdtm: Overflow detected: saturated
 5250 23:50:31.950198  # REFCOUNT_IN[   68.557920] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5251 23:50:31.950392  C_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 5252 23:50:31.950583  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 5253 23:50:31.950778  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 5254 23:50:31.950973  [   68.585219] Code: 05 4a 21 76 01 01 e8 1e 0f 93 00 0f 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d 21 76 01 01 e8 ff 0e 93 00 <0f> 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b
 5255 23:50:31.951181  [   68.617613] RSP: 0018:ffffbd8001cd3e38 EFLAGS: 00010282
 5256 23:50:31.951382  [   68.622836] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5257 23:50:31.951580  [   68.629965] RDX: ffffa271aad2c660 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 5258 23:50:31.951792  [   68.637092] RBP: ffffffffa8cc0118 R08: 0000000000000000 R09: 0000000000000000
 5259 23:50:31.951992  [   68.644220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5260 23:50:31.952193  [   68.651349] R13: ffffbd8001cd3f10 R14: ffffbd8001cd3f10 R15: ffffa2718543f000
 5261 23:50:31.952393  [   68.658477] FS:  00007f9e3af3a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 5262 23:50:31.952592  [   68.666559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5263 23:50:31.952791  [   68.672298] CR2: 00007f9e3ad1b000 CR3: 0000000105462000 CR4: 00000000001506e0
 5264 23:50:31.952989  [   68.679432] Call Trace:
 5265 23:50:31.953185  [   68.681888]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5266 23:50:31.953407  [   68.687374]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 5267 23:50:31.953605  [   68.692946]  direct_entry.cold+0x2c/0x38
 5268 23:50:31.953805  [   68.696873]  full_proxy_write+0x56/0x80
 5269 23:50:31.954617  [   68.700711]  vfs_write+0xea/0x390
 5270 23:50:31.954805  [   68.704027]  ksys_write+0x68/0xe0
 5271 23:50:31.954970  [   68.707344]  do_syscall_64+0x33/0x40
 5272 23:50:31.955126  [   68.710921]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5273 23:50:31.955279  [   68.715972] RIP: 0033:0x7f9e3ae2af33
 5274 23:50:31.955431  [   68.719547] Code: 8b 15 61 ef 0c 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
 5275 23:50:31.955589  [   68.738288] RSP: 002b:00007ffc2d9bcec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5276 23:50:31.955742  [   68.745852] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9e3ae2af33
 5277 23:50:31.955894  [   68.752980] RDX: 000000000000001f RSI: 00007f9e3ad1b000 RDI: 0000000000000001
 5278 23:50:31.956043  [   68.760107] RBP: 00007f9e3ad1b000 R08: 00007f9e3ad1a010 R09: 0000000000000000
 5279 23:50:31.956195  [   68.767235] R10: 00007f9e3af291c0 R11: 0000000000000246 R12: 0000000000000001
 5280 23:50:31.956344  [   68.774362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5281 23:50:31.956493  [   68.781494] irq event stamp: 0
 5282 23:50:31.956643  [   68.784548] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5283 23:50:31.956792  [   68.790812] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5284 23:50:31.956943  [   68.798981] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5285 23:50:31.957094  [   68.807147] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5286 23:50:31.957245  [   68.813408] ---[ end trace f59508f0a0e1de8d ]---
 5287 23:50:31.957409  [   68.818022] lkdtm: Overflow detected: saturated
 5288 23:50:31.957557  # [   68.326347] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5289 23:50:31.957707  # [   68.352603] lkdtm: attempting bad refcount_add_not_zero() overflow
 5290 23:50:31.957856  # [   68.380990] ------------[ cut here ]------------
 5291 23:50:31.958006  # [   68.407799] refcount_t: saturated; leaking memory.
 5292 23:50:31.958154  # [   68.434808] WARNING: CPU: 1 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5293 23:50:31.958303  # [   68.465307] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5294 23:50:31.958455  # [   68.499907] CPU: 1 PID: 2122 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5295 23:50:31.958609  # [   68.529815] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5296 23:50:31.958758  # [   68.557920] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5297 23:50:31.958907  # [   68.585219] Code: 05 4a 21 76 01 01 e8 1e 0f 93 00 0f 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d 21 76 01 01 e8 ff 0e 93 00 <0f> 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b
 5298 23:50:31.959063  # [   68.617613] RSP: 0018:ffffbd8001cd3e38 EFLAGS: 00010282
 5299 23:50:31.959214  # [   68.622836] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5300 23:50:31.959369  # [   68.629965] RDX: ffffa271aad2c660 RSI: ffffa271aad1bf70 RDI: ffffa271aad1bf70
 5301 23:50:31.959489  # [   68.637092] RBP: ffffffffa8cc0118 R08: 0000000000000000 R09: 0000000000000000
 5302 23:50:31.959609  # [   68.644220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f[   68.950541] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5303 23:50:31.959731  # [   68.651349] R13: ffffbd8001cd3f10 R14: ffffbd8001cd3f10 R15: ffffa2718543f000
 5304 23:50:31.959850  # [   68.658477] FS:  00007f9e3af3a3c0(0000) GS:ffffa271aad00000(0000) knlGS:0000000000000000
 5305 23:50:31.959972  # [   68.666559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5306 23:50:31.960092  # [   68[   68.965814] lkdtm: attempting good refcount_dec()
 5307 23:50:31.960212  .672298] CR2: 00007f9e3ad1b000 CR3: 0000000105462000 CR4: 00000000001506e0
 5308 23:50:31.960383  # [   68.679432] Call Trace:
 5309 23:50:31.960561  # [   68.681888]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5310 23:50:31.960688  # [   68.687374]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 5311 23:50:31.960809  # [   68.692946]  d[   68.992712] lkdtm: attempting bad refcount_dec() to zero
 5312 23:50:31.960931  irect_entry.cold+0x2c/0x38
 5313 23:50:31.961051  # [   68.696873]  full_proxy_write+0x56/0x80
 5314 23:50:31.961172  # [   68.700711]  vfs_write+0xea/0x390
 5315 23:50:31.961305  # [   68.704027]  ksys_write+0x68/0xe0
 5316 23:50:31.961428  # [   68.707344]  do_syscall_64+0x33/0x40
 5317 23:50:31.961598  # [   68.710921]  entry_SYSCALL_64_after_hwframe+0x44/0xa9[   69.020224] ------------[ cut here ]------------
 5318 23:50:31.961761  # [   68.715972] RIP: 0033:0x7f9e3ae2af33
 5319 23:50:31.961888  # [   68.719547] Code: 8b 15 61 ef 0c 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 2[   69.046999] refcount_t: decrement hit 0; leaking memory.
 5320 23:50:31.962019  4 18
 5321 23:50:31.962615  # [   68.738288] RSP: 002b:00007ffc2d9bcec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5322 23:50:31.962782  # [   68.745852] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9e3ae2af33
 5323 23:50:31.962920  # [   68.752980] RDX: 000000000000001f RSI: 00007f9e3ad1b000 RDI: 00000000000[   69.074629] WARNING: CPU: 0 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5324 23:50:31.963053  00001
 5325 23:50:31.963184  # [   68.760107] RBP: 00007f9e3ad1b000 R08: 00007f9e3ad1a010 R09: 0000000000000000
 5326 23:50:31.963308  # [   68.767235] R10: 00007f9e3af291c0 R11: 0000000000000246 R12: 0000000000000001
 5327 23:50:31.963433  # [   68.774362] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000002000[   69.105079] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5328 23:50:31.963562  0
 5329 23:50:31.963703  # [   68.781494] irq event stamp: 0
 5330 23:50:31.963827  # [   68.784548] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5331 23:50:31.963949  # [   68.790812] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5332 23:50:31.964072  # [   68.798981] softirqs last  enabled at (0)[   69.139637] CPU: 0 PID: 2154 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5333 23:50:31.964196  : [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5334 23:50:31.964318  # [   68.807147] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5335 23:50:31.964443  # [   68.813408] ---[ end trace f59508f0a0e1de8d ]---
 5336 23:50:31.964544  # [   68.818022] lkdtm: Overflow detected: saturated
 5337 23:50:31.964645  # REFCOUNT_ADD_NOT_ZERO[   69.169534] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5338 23:50:31.964746  _OVERFLOW: saw 'call trace:': ok
 5339 23:50:31.964862  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 5340 23:50:31.964964  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 5341 23:50:31.965064  [   69.197624] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5342 23:50:31.965164  [   69.214460] Code: ff 48 c7 c7 70 bf c5 a8 c6 05 e6 20 76 01 01 e8 bd 0e 93 00 0f 0b c3 48 c7 c7 40 bf c5 a8 c6 05 d1 20 76 01 01 e8 a7 0e 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5343 23:50:31.965281  [   69.233263] RSP: 0018:ffffbd8001d53e48 EFLAGS: 00010286
 5344 23:50:31.965387  [   69.238523] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5345 23:50:31.965488  [   69.245699] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5346 23:50:31.965596  [   69.252872] RBP: ffffffffa8cc04d1 R08: 0000000000000000 R09: 0000000000000000
 5347 23:50:31.965697  [   69.260041] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5348 23:50:31.965797  [   69.267217] R13: ffffbd8001d53f10 R14: ffffbd8001d53f10 R15: ffffa27183163000
 5349 23:50:31.965899  [   69.274400] FS:  00007f3948b8c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5350 23:50:31.966001  [   69.282541] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5351 23:50:31.966103  [   69.288382] CR2: 00007f394896b000 CR3: 00000001027dc000 CR4: 00000000001506f0
 5352 23:50:31.966206  [   69.295576] Call Trace:
 5353 23:50:31.966305  [   69.298085]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 5354 23:50:31.966405  [   69.302617]  direct_entry.cold+0x2c/0x38
 5355 23:50:31.966504  [   69.306596]  full_proxy_write+0x56/0x80
 5356 23:50:31.966604  [   69.310460]  vfs_write+0xea/0x390
 5357 23:50:31.966703  [   69.313812]  ksys_write+0x68/0xe0
 5358 23:50:31.966801  [   69.317137]  do_syscall_64+0x33/0x40
 5359 23:50:31.966900  [   69.320721]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5360 23:50:31.966999  [   69.325775] RIP: 0033:0x7f3948a7af33
 5361 23:50:31.967099  [   69.329352] Code: 8b 15 61 ef 0c 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
 5362 23:50:31.967204  [   69.348108] RSP: 002b:00007ffcbbf69fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5363 23:50:31.967305  [   69.355671] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3948a7af33
 5364 23:50:31.967405  [   69.362799] RDX: 0000000000000012 RSI: 00007f394896b000 RDI: 0000000000000001
 5365 23:50:31.967507  [   69.369948] RBP: 00007f394896b000 R08: 00007f394896a010 R09: 0000000000000000
 5366 23:50:31.967607  [   69.377083] R10: 00007f3948b791c0 R11: 0000000000000246 R12: 0000000000000001
 5367 23:50:31.967720  [   69.384219] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5368 23:50:31.967832  [   69.391351] irq event stamp: 0
 5369 23:50:31.967934  [   69.394406] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5370 23:50:31.968035  [   69.400678] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5371 23:50:31.968137  [   69.408854] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5372 23:50:31.968238  [   69.417022] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5373 23:50:31.968353  [   69.423285] ---[ end trace f59508f0a0e1de8e ]---
 5374 23:50:31.968458  [   69.427900] lkdtm: Zero detected: saturated
 5375 23:50:31.968990  # [   68.950541] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5376 23:50:31.969117  # [   68.965814] lkdtm: attempting good refcount_dec()
 5377 23:50:31.969228  # [   68.992712] lkdtm: attempting bad refcount_dec() to zero
 5378 23:50:31.969369  # [   69.020224] ------------[ cut here ]------------
 5379 23:50:31.969461  # [   69.046999] refcount_t: decrement hit 0; leaking memory.
 5380 23:50:31.969551  # [   69.074629] WARNING: CPU: 0 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5381 23:50:31.969640  # [   69.105079] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5382 23:50:31.969730  # [   69.139637] CPU: 0 PID: 2154 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5383 23:50:31.969818  # [   69.169534] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5384 23:50:31.969905  # [   69.197624] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5385 23:50:31.969991  # [   69.214460] Code: ff 48 c7 c7 70 bf c5 a8 c6 05 e6 20 76 01 01 e8 bd 0e 93 00 0f 0b c3 48 c7 c7 40 bf c5 a8 c6 05 d1 20 76 01 01 e8 a7 0e 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5386 23:50:31.970081  # [   69.233263] RSP: 0018:ffffbd8001d53e48 EFLAGS: 00010286
 5387 23:50:31.970169  # [   69.238523] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5388 23:50:31.970256  # [   69.245699] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5389 23:50:31.970356  # [   69.252872] RBP: ffffffffa8cc04d1 R08: 0000000000000000 R09: 0000000000000000
 5390 23:50:31.970498  # [   69.260041] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5391 23:50:31.970592  # [   69.267217] R13: ffffbd8001d53f10 R14: ffffbd8001d53f10 R15: ffffa27183163000
 5392 23:50:31.970680  # [   69.274400] FS:  00007f3948b8c580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5393 23:50:31.970768  # [   69.282541] CS:  0010 [   69.573136] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5394 23:50:31.970856  DS: 0000 ES: 0000 CR0: 0000000080050033
 5395 23:50:31.970942  # [   69.288382] CR2: 00007f394896b000 CR3: 00000001027dc000 CR4: 00000000001506f0
 5396 23:50:31.971028  # [   69.295576] Call Trace:
 5397 23:50:31.971114  # [   69.298085]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 5398 23:50:31.971199  # [   69.302617]  direct_entry.cold+0x2c/0x38
 5399 23:50:31.971285  #[   69.596129] lkdtm: attempting bad refcount_dec() below zero
 5400 23:50:31.971372   [   69.306596]  full_proxy_write+0x56/0x80
 5401 23:50:31.971457  # [   69.310460]  vfs_write+0xea/0x390
 5402 23:50:31.971543  # [   69.313812]  ksys_write+0x68/0xe0
 5403 23:50:31.971628  # [   69.317137]  do_syscall_64+0x33/0x40
 5404 23:50:31.971713  # [   69.320721]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5405 23:50:31.971798  # [   69.325775] RIP: 0033:0[   69.623842] ------------[ cut here ]------------
 5406 23:50:31.971884  x7f3948a7af33
 5407 23:50:31.971970  # [   69.329352] Code: 8b 15 61 ef 0c 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
 5408 23:50:31.972061  # [   69.348108] RSP: 0[   69.650733] refcount_t: decrement hit 0; leaking memory.
 5409 23:50:31.972149  02b:00007ffcbbf69fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5410 23:50:31.972237  # [   69.355671] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3948a7af33
 5411 23:50:31.972324  # [   69.362799] RDX: 0000000000000012 RSI: 00007f394896b000 RDI: 0000000000000001
 5412 23:50:31.972410  # [   69.369948] RBP: [   69.678166] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5413 23:50:31.972498  00007f394896b000 R08: 00007f394896a010 R09: 0000000000000000
 5414 23:50:31.972586  # [   69.377083] R10: 00007f3948b791c0 R11: 0000000000000246 R12: 0000000000000001
 5415 23:50:31.972672  # [   69.384219] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5416 23:50:31.972759  # [   69.391351] irq event[   69.708707] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5417 23:50:31.972847   stamp: 0
 5418 23:50:31.972933  # [   69.394406] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5419 23:50:31.973025  # [   69.400678] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5420 23:50:31.973113  # [   69.408854] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_p[   69.743269] CPU: 0 PID: 2189 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5421 23:50:31.973201  rocess+0x63c/0x1c80
 5422 23:50:31.973297  # [   69.417022] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5423 23:50:31.973386  # [   69.423285] ---[ end trace f59508f0a0e1de8e ]---
 5424 23:50:31.973473  # [   69.427900] lkdtm: Zero detected: saturated
 5425 23:50:31.973558  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 5426 23:50:31.973644  ok 46 selfte[   69.773196] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5427 23:50:31.973731  sts: lkdtm: REFCOUNT_DEC_ZERO.sh
 5428 23:50:31.973817  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 5429 23:50:31.974289  [   69.801251] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5430 23:50:31.974404  [   69.813322] Code: ff 48 c7 c7 70 bf c5 a8 c6 05 e6 20 76 01 01 e8 bd 0e 93 00 0f 0b c3 48 c7 c7 40 bf c5 a8 c6 05 d1 20 76 01 01 e8 a7 0e 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5431 23:50:31.974490  [   69.832080] RSP: 0018:ffffbd8001dcbe48 EFLAGS: 00010286
 5432 23:50:31.974571  [   69.837320] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5433 23:50:31.974650  [   69.844463] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5434 23:50:31.974728  [   69.851625] RBP: ffffffffa8cc04e3 R08: 0000000000000000 R09: 0000000000000000
 5435 23:50:31.974805  [   69.858770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5436 23:50:31.974892  [   69.865925] R13: ffffbd8001dcbf10 R14: ffffbd8001dcbf10 R15: ffffa271846e8000
 5437 23:50:31.974971  [   69.873075] FS:  00007f9e98b3d580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5438 23:50:31.975048  [   69.881174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5439 23:50:31.975124  [   69.886933] CR2: 00007f9e9891b000 CR3: 000000010534e000 CR4: 00000000001506f0
 5440 23:50:31.975199  [   69.894087] Call Trace:
 5441 23:50:31.975275  [   69.896560]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 5442 23:50:31.975351  [   69.901381]  direct_entry.cold+0x2c/0x38
 5443 23:50:31.975426  [   69.905322]  full_proxy_write+0x56/0x80
 5444 23:50:31.975502  [   69.909183]  vfs_write+0xea/0x390
 5445 23:50:31.975577  [   69.912522]  ksys_write+0x68/0xe0
 5446 23:50:31.975651  [   69.915870]  do_syscall_64+0x33/0x40
 5447 23:50:31.975726  [   69.919468]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5448 23:50:31.975814  [   69.924557] RIP: 0033:0x7f9e98a2af33
 5449 23:50:31.975891  [   69.928156] Code: 8b 15 61 ef 0c 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
 5450 23:50:31.975970  [   69.946957] RSP: 002b:00007fffd93e3278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5451 23:50:31.976046  [   69.954539] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9e98a2af33
 5452 23:50:31.976122  [   69.961728] RDX: 0000000000000016 RSI: 00007f9e9891b000 RDI: 0000000000000001
 5453 23:50:31.976198  [   69.968895] RBP: 00007f9e9891b000 R08: 00007f9e9891a010 R09: 0000000000000000
 5454 23:50:31.976273  [   69.976111] R10: 00007f9e98b291c0 R11: 0000000000000246 R12: 0000000000000001
 5455 23:50:31.976348  [   69.983291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5456 23:50:31.976424  [   69.990535] irq event stamp: 0
 5457 23:50:31.976500  [   69.993634] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5458 23:50:31.976576  [   69.999953] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5459 23:50:31.976652  [   70.008168] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5460 23:50:31.976728  [   70.016390] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5461 23:50:31.976802  [   70.022774] ---[ end trace f59508f0a0e1de8f ]---
 5462 23:50:31.976877  [   70.027455] lkdtm: Negative detected: saturated
 5463 23:50:31.976962  # [   69.573136] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5464 23:50:31.977039  # [   69.596129] lkdtm: attempting bad refcount_dec() below zero
 5465 23:50:31.977115  # [   69.623842] ------------[ cut here ]------------
 5466 23:50:31.977190  # [   69.650733] refcount_t: decrement hit 0; leaking memory.
 5467 23:50:31.977275  # [   69.678166] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5468 23:50:31.977354  # [   69.708707] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5469 23:50:31.977430  # [   69.743269] CPU: 0 PID: 2189 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5470 23:50:31.977507  # [   69.773196] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5471 23:50:31.977583  # [   69.801251] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5472 23:50:31.977659  # [   69.813322] Code: ff 48 c7 c7 70 bf c5 a8 c6 05 e6 20 76 01 01 e8 bd 0e 93 00 0f 0b c3 48 c7 c7 40 bf c5 a8 c6 05 d1 20 76 01 01 e8 a7 0e 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5473 23:50:31.977738  # [   69.832080] RSP: 0018:ffffbd8001dcbe48 EFLAGS: 00010286
 5474 23:50:31.977814  # [   69.837320] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5475 23:50:31.977890  # [   69.844463] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5476 23:50:31.977966  # [   69.851625] RBP: ffffffffa8cc04e3 R08: 0000000000000000 R09: 0000000000000000
 5477 23:50:31.978041  # [   69.858770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5478 23:50:31.978116  # [   69.865925] R13: ffffbd8001dcbf10 R14: ffffbd8001dcbf10 R15: ffffa271846e8000
 5479 23:50:31.978192  # [   69.873075] FS:  00007f[   70.166722] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5480 23:50:31.978627  9e98b3d580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5481 23:50:31.978725  # [   69.881174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5482 23:50:31.978809  # [   69.886933] CR2: 00007f9e9891b000 CR3: 000000010534e000 CR4: 00000000001506f0
 5483 23:50:31.978892  # [   69.894087] Call Trace:
 5484 23:50:31.978983  # [   6[   70.186673] lkdtm: attempting bad refcount_dec_and_test() below zero
 5485 23:50:31.979061  9.896560]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 5486 23:50:31.979140  # [   69.901381]  direct_entry.cold+0x2c/0x38
 5487 23:50:31.979217  # [   69.905322]  full_proxy_write+0x56/0x80
 5488 23:50:31.979292  # [   69.909183]  vfs_write+0xea/0x390
 5489 23:50:31.979377  # [   69.912522]  ksys_write+0x68/0xe0
 5490 23:50:31.979444  # [   69.915870]  do_syscall_64+0[   70.215204] ------------[ cut here ]------------
 5491 23:50:31.979512  x33/0x40
 5492 23:50:31.979579  # [   69.919468]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5493 23:50:31.979645  # [   69.924557] RIP: 0033:0x7f9e98a2af33
 5494 23:50:31.979712  # [   69.928156] Code: 8b 15 61 ef 0c 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 [   70.241998] refcount_t: underflow; use-after-free.
 5495 23:50:31.979783  0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5496 23:50:31.979853  # [   69.946957] RSP: 002b:00007fffd93e3278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5497 23:50:31.979921  # [   69.954539] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9e98a2af33
 5498 23:50:31.979989  # [   69[   70.268996] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5499 23:50:31.980058  .961728] RDX: 0000000000000016 RSI: 00007f9e9891b000 RDI: 0000000000000001
 5500 23:50:31.980135  # [   69.968895] RBP: 00007f9e9891b000 R08: 00007f9e9891a010 R09: 0000000000000000
 5501 23:50:31.980204  # [   69.976111] R10: 00007f9e98b291c0 R11: 0000000000000246 R12: 0000000000000001
 5502 23:50:31.980271  # [   69.983[   70.299478] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5503 23:50:31.980340  291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5504 23:50:31.980409  # [   69.990535] irq event stamp: 0
 5505 23:50:31.980476  # [   69.993634] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5506 23:50:31.980543  # [   69.999953] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy[   70.334111] CPU: 0 PID: 2224 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5507 23:50:31.980612  _process+0x63c/0x1c80
 5508 23:50:31.980678  # [   70.008168] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5509 23:50:31.980746  # [   70.016390] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5510 23:50:31.980813  # [   70.022774] ---[ end trace f59508f0a0e1de8f ]---
 5511 23:50:31.980881  # [   70[   70.364001] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5512 23:50:31.980956  .027455] lkdtm: Negative detected: saturated
 5513 23:50:31.981067  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 5514 23:50:31.981141  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 5515 23:50:31.981210  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 5516 23:50:31.981290  [   70.392226] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5517 23:50:31.981360  [   70.415965] Code: 05 2d 21 76 01 01 e8 ff 0e 93 00 0f 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b 21 76 01 01 e8 e0 0e 93 00 <0f> 0b c3 80 3d fa 20 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 bf c5
 5518 23:50:31.981432  [   70.434775] RSP: 0018:ffffbd8001e4be40 EFLAGS: 00010286
 5519 23:50:31.981500  [   70.440047] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5520 23:50:31.981569  [   70.447227] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5521 23:50:31.981638  [   70.454382] RBP: ffffffffa8cc0138 R08: 0000000000000000 R09: 0000000000000000
 5522 23:50:31.981706  [   70.461552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5523 23:50:31.981773  [   70.468696] R13: ffffbd8001e4bf10 R14: ffffbd8001e4bf10 R15: ffffa271854ce000
 5524 23:50:31.981841  [   70.475862] FS:  00007f8bfea6e580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5525 23:50:31.981909  [   70.483958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5526 23:50:31.981976  [   70.489745] CR2: 00007f8bfe84b000 CR3: 000000010543c000 CR4: 00000000001506f0
 5527 23:50:31.982044  [   70.496891] Call Trace:
 5528 23:50:31.982111  [   70.499427]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5529 23:50:31.982179  [   70.504963]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 5530 23:50:31.982247  [   70.510605]  direct_entry.cold+0x2c/0x38
 5531 23:50:31.982314  [   70.514586]  full_proxy_write+0x56/0x80
 5532 23:50:31.982381  [   70.518625]  vfs_write+0xea/0x390
 5533 23:50:31.982448  [   70.521973]  ksys_write+0x68/0xe0
 5534 23:50:31.982515  [   70.525381]  do_syscall_64+0x33/0x40
 5535 23:50:31.982582  [   70.529012]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5536 23:50:31.982649  [   70.534190] RIP: 0033:0x7f8bfe95af33
 5537 23:50:31.983059  [   70.537834] Code: 8b 15 61 ef 0c 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
 5538 23:50:31.983145  [   70.556628] RSP: 002b:00007ffc76730e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5539 23:50:31.983220  [   70.564306] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8bfe95af33
 5540 23:50:31.983293  [   70.571486] RDX: 000000000000001f RSI: 00007f8bfe84b000 RDI: 0000000000000001
 5541 23:50:31.983363  [   70.578682] RBP: 00007f8bfe84b000 R08: 00007f8bfe84a010 R09: 0000000000000000
 5542 23:50:31.983433  [   70.585843] R10: 00007f8bfea591c0 R11: 0000000000000246 R12: 0000000000000001
 5543 23:50:31.983502  [   70.592986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5544 23:50:31.983570  [   70.600130] irq event stamp: 0
 5545 23:50:31.983639  [   70.603192] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5546 23:50:31.983713  [   70.609455] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5547 23:50:31.983788  [   70.617639] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5548 23:50:31.983857  [   70.625811] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5549 23:50:31.983925  [   70.632073] ---[ end trace f59508f0a0e1de90 ]---
 5550 23:50:31.983992  [   70.636688] lkdtm: Negative detected: saturated
 5551 23:50:31.984059  # [   70.166722] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5552 23:50:31.984127  # [   70.186673] lkdtm: attempting bad refcount_dec_and_test() below zero
 5553 23:50:31.984194  # [   70.215204] ------------[ cut here ]------------
 5554 23:50:31.984261  # [   70.241998] refcount_t: underflow; use-after-free.
 5555 23:50:31.984341  # [   70.268996] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5556 23:50:31.984403  # [   70.299478] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5557 23:50:31.984465  # [   70.334111] CPU: 0 PID: 2224 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5558 23:50:31.984526  # [   70.364001] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5559 23:50:31.984588  # [   70.392226] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5560 23:50:31.984648  # [   70.415965] Code: 05 2d 21 76 01 01 e8 ff 0e 93 00 0f 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b 21 76 01 01 e8 e0 0e 93 00 <0f> 0b c3 80 3d fa 20 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 bf c5
 5561 23:50:31.984712  # [   70.434775] RSP: 0018:ffffbd8001e4be40 EFLAGS: 00010286
 5562 23:50:31.984773  # [   70.440047] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5563 23:50:31.984834  # [   70.447227] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5564 23:50:31.984895  # [   70.454382] RBP: ffffffffa8cc0138 R08: 0000000000000000 R09: 0000000000000000
 5565 23:50:31.984956  # [   70.461552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000[   70.769997] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5566 23:50:31.985018  001f
 5567 23:50:31.985081  # [   70.468696] R13: ffffbd8001e4bf10 R14: ffffbd8001e4bf10 R15: ffffa271854ce000
 5568 23:50:31.985143  # [   70.475862] FS:  00007f8bfea6e580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5569 23:50:31.985205  # [   70.483958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5570 23:50:31.985276  # [[   70.786041] lkdtm: attempting bad refcount_sub_and_test() below zero
 5571 23:50:31.985340     70.489745] CR2: 00007f8bfe84b000 CR3: 000000010543c000 CR4: 00000000001506f0
 5572 23:50:31.985401  # [   70.496891] Call Trace:
 5573 23:50:31.985462  # [   70.499427]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5574 23:50:31.985523  # [   70.504963]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 5575 23:50:31.985584  # [   70.51060[   70.814580] ------------[ cut here ]------------
 5576 23:50:31.985644  5]  direct_entry.cold+0x2c/0x38
 5577 23:50:31.985706  # [   70.514586]  full_proxy_write+0x56/0x80
 5578 23:50:31.985767  # [   70.518625]  vfs_write+0xea/0x390
 5579 23:50:31.985827  # [   70.521973]  ksys_write+0x68/0xe0
 5580 23:50:31.985888  # [   70.525381]  do_syscall_64+0x33/0x40
 5581 23:50:31.985948  # [   70.529012]  entry_SYSCALL_64_after_hwframe+0x44/[   70.841359] refcount_t: underflow; use-after-free.
 5582 23:50:31.986009  0xa9
 5583 23:50:31.986071  # [   70.534190] RIP: 0033:0x7f8bfe95af33
 5584 23:50:31.986131  # [   70.537834] Code: 8b 15 61 ef 0c 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[   70.868362] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5585 23:50:31.986196   54 24 18
 5586 23:50:31.986257  # [   70.556628] RSP: 002b:00007ffc76730e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5587 23:50:31.986319  # [   70.564306] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8bfe95af33
 5588 23:50:31.986701  # [   70.571486] RDX: 000000000000001f RSI: 00007f8bfe84b000 RDI: 000000[   70.898880] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5589 23:50:31.986779  0000000001
 5590 23:50:31.986848  # [   70.578682] RBP: 00007f8bfe84b000 R08: 00007f8bfe84a010 R09: 0000000000000000
 5591 23:50:31.986915  # [   70.585843] R10: 00007f8bfea591c0 R11: 0000000000000246 R12: 0000000000000001
 5592 23:50:31.986979  # [   70.592986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000[   70.933543] CPU: 0 PID: 2259 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5593 23:50:31.987044  020000
 5594 23:50:31.987107  # [   70.600130] irq event stamp: 0
 5595 23:50:31.987169  # [   70.603192] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5596 23:50:31.987230  # [   70.609455] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5597 23:50:31.987306  # [   70.617639] softirqs last  enabled a[   70.963390] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5598 23:50:31.987369  t (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5599 23:50:31.987431  # [   70.625811] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5600 23:50:31.987492  # [   70.632073] ---[ end trace f59508f0a0e1de90 ]---
 5601 23:50:31.987553  # [   70.636688] lkdtm: Negative detected: saturated
 5602 23:50:31.987614  # REFCOUNT_DEC_AND[   70.991547] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5603 23:50:31.987675  _TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 5604 23:50:31.987736  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 5605 23:50:31.987798  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 5606 23:50:31.987858  [   71.018846] Code: 05 2d 21 76 01 01 e8 ff 0e 93 00 0f 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b 21 76 01 01 e8 e0 0e 93 00 <0f> 0b c3 80 3d fa 20 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 bf c5
 5607 23:50:31.987922  [   71.052271] RSP: 0018:ffffbd8001eb3e40 EFLAGS: 00010286
 5608 23:50:31.987983  [   71.057537] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5609 23:50:31.988044  [   71.064704] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5610 23:50:31.988105  [   71.071877] RBP: ffffffffa8cc0158 R08: 0000000000000000 R09: 0000000000000000
 5611 23:50:31.988166  [   71.079050] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5612 23:50:31.988227  [   71.086221] R13: ffffbd8001eb3f10 R14: ffffbd8001eb3f10 R15: ffffa2718537f000
 5613 23:50:31.988287  [   71.093396] FS:  00007f1bbbadb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5614 23:50:31.988349  [   71.101519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5615 23:50:31.988409  [   71.107307] CR2: 00007f1bbb8eb000 CR3: 000000010467e000 CR4: 00000000001506f0
 5616 23:50:31.988470  [   71.114504] Call Trace:
 5617 23:50:31.988530  [   71.117034]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5618 23:50:31.988591  [   71.122563]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 5619 23:50:31.988651  [   71.128184]  direct_entry.cold+0x2c/0x38
 5620 23:50:31.988711  [   71.132195]  full_proxy_write+0x56/0x80
 5621 23:50:31.988771  [   71.136095]  vfs_write+0xea/0x390
 5622 23:50:31.988831  [   71.139469]  ksys_write+0x68/0xe0
 5623 23:50:31.988892  [   71.142859]  do_syscall_64+0x33/0x40
 5624 23:50:31.988952  [   71.146468]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5625 23:50:31.989012  [   71.151590] RIP: 0033:0x7f1bbb9faf33
 5626 23:50:31.989072  [   71.155210] Code: 8b 15 61 ef 0c 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
 5627 23:50:31.989135  [   71.174024] RSP: 002b:00007ffeb2cf2eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5628 23:50:31.989197  [   71.181678] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1bbb9faf33
 5629 23:50:31.989265  [   71.188881] RDX: 000000000000001f RSI: 00007f1bbb8eb000 RDI: 0000000000000001
 5630 23:50:31.989347  [   71.196085] RBP: 00007f1bbb8eb000 R08: 00007f1bbb8ea010 R09: 0000000000000000
 5631 23:50:31.989449  [   71.203267] R10: 00007f1bbbaf91c0 R11: 0000000000000246 R12: 0000000000000001
 5632 23:50:31.989508  [   71.210421] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5633 23:50:31.989564  [   71.217568] irq event stamp: 0
 5634 23:50:31.989620  [   71.220631] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5635 23:50:31.989676  [   71.226893] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5636 23:50:31.989732  [   71.235059] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5637 23:50:31.989788  [   71.243248] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5638 23:50:31.989844  [   71.249513] ---[ end trace f59508f0a0e1de91 ]---
 5639 23:50:31.989899  [   71.254130] lkdtm: Negative detected: saturated
 5640 23:50:31.989955  # [   70.769997] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5641 23:50:31.990011  # [   70.786041] lkdtm: attempting bad refcount_sub_and_test() below zero
 5642 23:50:31.990067  # [   70.814580] ------------[ cut here ]------------
 5643 23:50:31.990432  # [   70.841359] refcount_t: underflow; use-after-free.
 5644 23:50:31.990502  # [   70.868362] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5645 23:50:31.990564  # [   70.898880] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5646 23:50:31.990624  # [   70.933543] CPU: 0 PID: 2259 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5647 23:50:31.990682  # [   70.963390] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5648 23:50:31.990739  # [   70.991547] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5649 23:50:31.990796  # [   71.018846] Code: 05 2d 21 76 01 01 e8 ff 0e 93 00 0f 0b c3 80 3d 1b 21 76 01 00 75 95 48 c7 c7 18 bf c5 a8 c6 05 0b 21 76 01 01 e8 e0 0e 93 00 <0f> 0b c3 80 3d fa 20 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 bf c5
 5650 23:50:31.990855  # [   71.052271] RSP: 0018:ffffbd8001eb3e40 EFLAGS: 00010286
 5651 23:50:31.990911  # [   71.057537] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5652 23:50:31.990967  # [   71.064704] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5653 23:50:31.991039  # [   71.071877] RBP: ffffffffa8cc0158 R08: 0000000000000000 R09: 0000000000000000
 5654 23:50:31.991096  # [   71.079050] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f[   71.383768] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5655 23:50:31.991154  
 5656 23:50:31.991210  # [   71.086221] R13: ffffbd8001eb3f10 R14: ffffbd8001eb3f10 R15: ffffa2718537f000
 5657 23:50:31.991266  # [   71.093396] FS:  00007f1bbbadb580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5658 23:50:31.991322  # [   71.101519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5659 23:50:31.991377  # [   7[   71.401982] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5660 23:50:31.991433  1.107307] CR2: 00007f1bbb8eb000 CR3: 000000010467e000 CR4: 00000000001506f0
 5661 23:50:31.991491  # [   71.114504] Call Trace:
 5662 23:50:31.991547  # [   71.117034]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5663 23:50:31.991602  # [   71.122563]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 5664 23:50:31.991657  # [   71.128184]  [   71.430510] lkdtm: Good: zero detected
 5665 23:50:31.991713  direct_entry.cold+0x2c/0x38
 5666 23:50:31.991768  # [   71.132195]  full_proxy_write+0x56/0x80
 5667 23:50:31.991828  # [   71.136095]  vfs_write+0xea/0x390
 5668 23:50:31.991886  # [   71.139469]  ksys_write+0x68/0xe0
 5669 23:50:31.991940  # [   71.142859]  do_syscall_64+0x33/0x40
 5670 23:50:31.991995  # [   71.146468]  entry_SYSCALL_64_after_hwframe+0x44/0xa9[   71.456438] lkdtm: Correctly stayed at zero
 5671 23:50:31.992051  
 5672 23:50:31.992106  # [   71.151590] RIP: 0033:0x7f1bbb9faf33
 5673 23:50:31.992161  # [   71.155210] Code: 8b 15 61 ef 0c 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 [   71.482791] lkdtm: attempting bad refcount_inc() from zero
 5674 23:50:31.992220  24 18
 5675 23:50:31.992276  # [   71.174024] RSP: 002b:00007ffeb2cf2eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5676 23:50:31.992332  # [   71.181678] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1bbb9faf33
 5677 23:50:31.992388  # [   71.188881] RDX: 000000000000001f RSI: 00007f1bbb8eb000 RDI: 0000000000[   71.510446] ------------[ cut here ]------------
 5678 23:50:31.992444  000001
 5679 23:50:31.992500  # [   71.196085] RBP: 00007f1bbb8eb000 R08: 00007f1bbb8ea010 R09: 0000000000000000
 5680 23:50:31.992556  # [   71.203267] R10: 00007f1bbbaf91c0 R11: 0000000000000246 R12: 0000000000000001
 5681 23:50:31.992611  # [   71.210421] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000200[   71.537294] refcount_t: addition on 0; use-after-free.
 5682 23:50:31.992667  00
 5683 23:50:31.992723  # [   71.217568] irq event stamp: 0
 5684 23:50:31.992779  # [   71.220631] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5685 23:50:31.992835  # [   71.226893] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5686 23:50:31.992891  # [   71.235059] softirqs last  enabled at (0[   71.564726] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5687 23:50:31.992948  ): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5688 23:50:31.993012  # [   71.243248] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5689 23:50:31.993068  # [   71.249513] ---[ end trace f59508f0a0e1de91 ]---
 5690 23:50:31.993124  # [   71.254130] lkdtm: Negative detected: saturated
 5691 23:50:31.993179  # REFCOUNT_SUB_AND_TES[   71.595126] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5692 23:50:31.993235  T_NEGATIVE: saw 'Negative detected: saturated': ok
 5693 23:50:31.993297  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 5694 23:50:31.993353  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 5695 23:50:31.993408  [   71.629784] CPU: 0 PID: 2291 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5696 23:50:31.993777  [   71.650730] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5697 23:50:31.993848  [   71.656681] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5698 23:50:31.993910  [   71.661853] Code: 05 6a 21 76 01 01 e8 3d 0f 93 00 0f 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a 21 76 01 01 e8 1e 0f 93 00 <0f> 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d
 5699 23:50:31.993971  [   71.680609] RSP: 0018:ffffbd8001f2be48 EFLAGS: 00010286
 5700 23:50:31.994030  [   71.685866] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5701 23:50:31.994087  [   71.693008] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5702 23:50:31.994144  [   71.700182] RBP: ffffffffa8cc04f9 R08: 0000000000000000 R09: 0000000000000000
 5703 23:50:31.994201  [   71.707331] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5704 23:50:31.994258  [   71.714492] R13: ffffbd8001f2bf10 R14: ffffbd8001f2bf10 R15: ffffa27182722000
 5705 23:50:31.994314  [   71.721642] FS:  00007fbe5300b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5706 23:50:31.994383  [   71.729763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5707 23:50:31.994438  [   71.735526] CR2: 00007fbe52deb000 CR3: 00000001054e4000 CR4: 00000000001506f0
 5708 23:50:31.994492  [   71.742702] Call Trace:
 5709 23:50:31.994546  [   71.745177]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 5710 23:50:31.994600  [   71.749675]  direct_entry.cold+0x2c/0x38
 5711 23:50:31.994654  [   71.753618]  full_proxy_write+0x56/0x80
 5712 23:50:31.994707  [   71.757523]  vfs_write+0xea/0x390
 5713 23:50:31.994760  [   71.760881]  ksys_write+0x68/0xe0
 5714 23:50:31.994814  [   71.764250]  do_syscall_64+0x33/0x40
 5715 23:50:31.994867  [   71.767902]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5716 23:50:31.994920  [   71.773024] RIP: 0033:0x7fbe52efaf33
 5717 23:50:31.994974  [   71.776649] Code: 8b 15 61 ef 0c 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
 5718 23:50:31.995030  [   71.795466] RSP: 002b:00007fff08864408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5719 23:50:31.995085  [   71.803097] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fbe52efaf33
 5720 23:50:31.995139  [   71.810309] RDX: 0000000000000012 RSI: 00007fbe52deb000 RDI: 0000000000000001
 5721 23:50:31.995193  [   71.817516] RBP: 00007fbe52deb000 R08: 00007fbe52dea010 R09: 0000000000000000
 5722 23:50:31.995247  [   71.824709] R10: 00007fbe52ff91c0 R11: 0000000000000246 R12: 0000000000000001
 5723 23:50:31.995301  [   71.831905] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5724 23:50:31.995355  [   71.839106] irq event stamp: 0
 5725 23:50:31.995408  [   71.842211] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5726 23:50:31.995461  [   71.848524] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5727 23:50:31.995515  [   71.856719] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5728 23:50:31.995568  [   71.864897] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5729 23:50:31.995621  [   71.871173] ---[ end trace f59508f0a0e1de92 ]---
 5730 23:50:31.995678  [   71.875793] lkdtm: Zero detected: saturated
 5731 23:50:31.995731  # [   71.383768] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5732 23:50:31.995783  # [   71.401982] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5733 23:50:31.995835  # [   71.430510] lkdtm: Good: zero detected
 5734 23:50:31.995887  # [   71.456438] lkdtm: Correctly stayed at zero
 5735 23:50:31.995939  # [   71.482791] lkdtm: attempting bad refcount_inc() from zero
 5736 23:50:31.995991  # [   71.510446] ------------[ cut here ]------------
 5737 23:50:31.996043  # [   71.537294] refcount_t: addition on 0; use-after-free.
 5738 23:50:31.996096  # [   71.564726] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5739 23:50:31.996149  # [   71.595126] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5740 23:50:31.996201  # [   71.629784] CPU: 0 PID: 2291 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5741 23:50:31.996255  # [   71.650730] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5742 23:50:31.996307  # [   71.656681] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5743 23:50:31.996359  # [   71.661853] Code: 05 6a 21 76 01 01 e8 3d 0f 93 00 0f 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a 21 76 01 01 e8 1e 0f 93 00 <0f> 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d
 5744 23:50:31.996413  # [   71.680609] RSP: 0018:ffffbd8001f2be48 EFLAGS: 00010286
 5745 23:50:31.996466  # [   71.685866] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5746 23:50:31.996519  # [   71.69300[   72.004670] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5747 23:50:31.996571  8] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5748 23:50:31.996625  # [   71.700182] RBP: ffffffffa8cc04f9 R08: 0000000000000000 R09: 0000000000000000
 5749 23:50:31.996988  # [   71.707331] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5750 23:50:31.997054  # [   71.714492] R[   72.016220] lkdtm: attempting safe refcount_add_not_zero() from zero
 5751 23:50:31.997113  13: ffffbd8001f2bf10 R14: ffffbd8001f2bf10 R15: ffffa27182722000
 5752 23:50:31.997170  # [   71.721642] FS:  00007fbe5300b580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5753 23:50:31.997228  # [   71.729763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5754 23:50:31.997320  # [   71.735526] CR2: 00007[   72.044769] lkdtm: Good: zero detected
 5755 23:50:31.997373  fbe52deb000 CR3: 00000001054e4000 CR4: 00000000001506f0
 5756 23:50:31.997458  # [   71.742702] Call Trace:
 5757 23:50:31.997511  # [   71.745177]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 5758 23:50:31.997564  # [   71.749675]  direct_entry.cold+0x2c/0x38
 5759 23:50:31.997616  # [   71.753618]  full_proxy_write+0x56/0x80
 5760 23:50:31.997668  # [   71.757523]  vfs_w[   72.070704] lkdtm: Correctly stayed at zero
 5761 23:50:31.997763  rite+0xea/0x390
 5762 23:50:31.997816  # [   71.760881]  ksys_write+0x68/0xe0
 5763 23:50:31.997868  # [   71.764250]  do_syscall_64+0x33/0x40
 5764 23:50:31.997921  # [   71.767902]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5765 23:50:31.997973  # [   71.773024] RIP: 0033:0x7fbe52efaf33
 5766 23:50:31.998025  # [   71.776649] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 [   72.097049] lkdtm: attempting bad refcount_add() from zero
 5767 23:50:31.998079  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
 5768 23:50:31.998134  # [   71.795466] RSP: 002b:00007fff08864408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5769 23:50:31.998187  # [   72.124707] ------------[ cut here ]------------
 5770 23:50:31.998239  [   71.803097] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fbe52efaf33
 5771 23:50:31.998291  # [   71.810309] RDX: 0000000000000012 RSI: 00007fbe52deb000 RDI: 0000000000000001
 5772 23:50:31.998344  # [   71.817516] RBP: 00007fbe52deb000 R08: 00007fbe52dea010 R09: 0000000000000000
 5773 23:50:31.998396  # [   [   72.151532] refcount_t: addition on 0; use-after-free.
 5774 23:50:31.998449  71.824709] R10: 00007fbe52ff91c0 R11: 0000000000000246 R12: 0000000000000001
 5775 23:50:31.998503  # [   71.831905] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5776 23:50:31.998556  # [   71.839106] irq event stamp: 0
 5777 23:50:31.998608  # [   71.842211] hardirqs last  enabled at (0): [<0000000[   72.178981] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5778 23:50:31.998662  000000000>] 0x0
 5779 23:50:31.998716  # [   71.848524] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5780 23:50:31.998770  # [   71.856719] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5781 23:50:31.998823  # [   71.864897] softirqs last disabled at (0):[   72.209383] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5782 23:50:31.998878   [<0000000000000000>] 0x0
 5783 23:50:31.998930  # [   71.871173] ---[ end trace f59508f0a0e1de92 ]---
 5784 23:50:31.998982  # [   71.875793] lkdtm: Zero detected: saturated
 5785 23:50:31.999035  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 5786 23:50:31.999087  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 5787 23:50:31.999139  # selftests: lkdtm: REFCOUNT_ADD_Z[   72.244025] CPU: 0 PID: 2323 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5788 23:50:31.999193  ERO.sh
 5789 23:50:31.999245  [   72.273921] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5790 23:50:31.999297  [   72.280498] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5791 23:50:31.999349  [   72.285674] Code: 05 6a 21 76 01 01 e8 3d 0f 93 00 0f 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a 21 76 01 01 e8 1e 0f 93 00 <0f> 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d
 5792 23:50:31.999404  [   72.304458] RSP: 0018:ffffbd8001fa3e48 EFLAGS: 00010286
 5793 23:50:31.999458  [   72.309724] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5794 23:50:31.999511  [   72.316890] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5795 23:50:31.999563  [   72.324061] RBP: ffffffffa8cc050b R08: 0000000000000000 R09: 0000000000000000
 5796 23:50:31.999616  [   72.331237] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5797 23:50:31.999668  [   72.338423] R13: ffffbd8001fa3f10 R14: ffffbd8001fa3f10 R15: ffffa27185443000
 5798 23:50:31.999721  [   72.345613] FS:  00007f8616783580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5799 23:50:31.999773  [   72.353766] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5800 23:50:31.999826  [   72.359573] CR2: 00007f8616563000 CR3: 0000000103ed4000 CR4: 00000000001506f0
 5801 23:50:31.999879  [   72.366779] Call Trace:
 5802 23:50:31.999930  [   72.369287]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 5803 23:50:31.999983  [   72.373809]  direct_entry.cold+0x2c/0x38
 5804 23:50:32.000035  [   72.377814]  full_proxy_write+0x56/0x80
 5805 23:50:32.000087  [   72.381737]  vfs_write+0xea/0x390
 5806 23:50:32.000140  [   72.385127]  ksys_write+0x68/0xe0
 5807 23:50:32.000502  [   72.388519]  do_syscall_64+0x33/0x40
 5808 23:50:32.000568  [   72.392166]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5809 23:50:32.000634  [   72.397287] RIP: 0033:0x7f8616672f33
 5810 23:50:32.000690  [   72.400944] Code: 8b 15 61 ef 0c 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
 5811 23:50:32.000748  [   72.419806] RSP: 002b:00007fffa7905978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5812 23:50:32.000803  [   72.427417] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8616672f33
 5813 23:50:32.000857  [   72.434566] RDX: 0000000000000012 RSI: 00007f8616563000 RDI: 0000000000000001
 5814 23:50:32.000910  [   72.441716] RBP: 00007f8616563000 R08: 00007f8616562010 R09: 0000000000000000
 5815 23:50:32.000962  [   72.448851] R10: 00007f86167711c0 R11: 0000000000000246 R12: 0000000000000001
 5816 23:50:32.001015  [   72.455976] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5817 23:50:32.001068  [   72.463123] irq event stamp: 0
 5818 23:50:32.001121  [   72.466181] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5819 23:50:32.001174  [   72.472446] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5820 23:50:32.001227  [   72.480615] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5821 23:50:32.001323  [   72.488794] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5822 23:50:32.001377  [   72.495063] ---[ end trace f59508f0a0e1de93 ]---
 5823 23:50:32.001429  [   72.499678] lkdtm: Zero detected: saturated
 5824 23:50:32.001482  # [   72.004670] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5825 23:50:32.001534  # [   72.016220] lkdtm: attempting safe refcount_add_not_zero() from zero
 5826 23:50:32.001587  # [   72.044769] lkdtm: Good: zero detected
 5827 23:50:32.001639  # [   72.070704] lkdtm: Correctly stayed at zero
 5828 23:50:32.001716  # [   72.097049] lkdtm: attempting bad refcount_add() from zero
 5829 23:50:32.001782  # [   72.124707] ------------[ cut here ]------------
 5830 23:50:32.001835  # [   72.151532] refcount_t: addition on 0; use-after-free.
 5831 23:50:32.001887  # [   72.178981] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5832 23:50:32.001941  # [   72.209383] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5833 23:50:32.001995  # [   72.244025] CPU: 0 PID: 2323 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5834 23:50:32.002048  # [   72.273921] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5835 23:50:32.002100  # [   72.280498] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5836 23:50:32.002152  # [   72.285674] Code: 05 6a 21 76 01 01 e8 3d 0f 93 00 0f 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a 21 76 01 01 e8 1e 0f 93 00 <0f> 0b c3 80 3d 3d 21 76 01 00 75 b4 48 c7 c7 c0 be c5 a8 c6 05 2d
 5837 23:50:32.002206  # [   72.304458] RSP: 0018:ffffbd8001fa3e48 EFLAGS: 00010286
 5838 23:50:32.002260  # [   72.309724] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5839 23:50:32.002312  # [   72.316890] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5840 23:50:32.002365  # [   72.324061] RBP: ffffffffa8cc050b R08: 0000000000000000 R09: 0000000000000000
 5841 23:50:32.002418  # [   72.331237] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5842 23:50:32.002470  # [   72.338423][   72.639824] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5843 23:50:32.002523   R13: ffffbd8001fa3f10 R14: ffffbd8001fa3f10 R15: ffffa27185443000
 5844 23:50:32.002575  # [   72.345613] FS:  00007f8616783580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5845 23:50:32.002628  # [   72.353766] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5846 23:50:32.002680  # [   72.359573] CR2: 000[   72.666694] lkdtm: attempting bad refcount_inc() from saturated
 5847 23:50:32.002732  07f8616563000 CR3: 0000000103ed4000 CR4: 00000000001506f0
 5848 23:50:32.002786  # [   72.366779] Call Trace:
 5849 23:50:32.002838  # [   72.369287]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 5850 23:50:32.002890  # [   72.373809]  direct_entry.cold+0x2c/0x38
 5851 23:50:32.002942  # [   72.377814]  full_proxy_write+0x56/0x80
 5852 23:50:32.002994  # [   72.381737]  vfs[   72.694791] ------------[ cut here ]------------
 5853 23:50:32.003047  _write+0xea/0x390
 5854 23:50:32.003098  # [   72.385127]  ksys_write+0x68/0xe0
 5855 23:50:32.003149  # [   72.388519]  do_syscall_64+0x33/0x40
 5856 23:50:32.003201  # [   72.392166]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5857 23:50:32.003253  # [   72.397287] RIP: 0033:0x7f8616672f33
 5858 23:50:32.003305  # [   72.400944] Code: 8b 15 61 ef 0c 00 f7 d8 64 8[   72.721577] refcount_t: saturated; leaking memory.
 5859 23:50:32.003358  9 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
 5860 23:50:32.003413  # [   72.419806] RSP: 002b:00007fffa7905978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5861 23:50:32.003799  [   72.748617] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5862 23:50:32.003901  # [   72.427417] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8616672f33
 5863 23:50:32.003959  # [   72.434566] RDX: 0000000000000012 RSI: 00007f8616563000 RDI: 0000000000000001
 5864 23:50:32.004014  # [   72.441716] RBP: 00007f8616563000 R08: 00007f8616562010 R09: 0000000000000000
 5865 23:50:32.004068  # [ [   72.779069] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5866 23:50:32.004123    72.448851] R10: 00007f86167711c0 R11: 0000000000000246 R12: 0000000000000001
 5867 23:50:32.004178  # [   72.455976] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5868 23:50:32.004231  # [   72.463123] irq event stamp: 0
 5869 23:50:32.004283  # [   72.466181] hardirqs last  enabled at (0): [<00000[   72.813762] CPU: 0 PID: 2358 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5870 23:50:32.004337  00000000000>] 0x0
 5871 23:50:32.004391  # [   72.472446] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5872 23:50:32.004445  # [   72.480615] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5873 23:50:32.004498  # [   72.488794] softirqs last disabled at (0[   72.843587] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5874 23:50:32.004551  ): [<0000000000000000>] 0x0
 5875 23:50:32.004603  # [   72.495063] ---[ end trace f59508f0a0e1de93 ]---
 5876 23:50:32.004656  # [   72.499678] lkdtm: Zero detected: saturated
 5877 23:50:32.004708  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 5878 23:50:32.004760  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 5879 23:50:32.004812  # selftests: lkdtm: REFCOUNT_INC[   72.871740] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5880 23:50:32.004864  _SATURATED.sh
 5881 23:50:32.004916  [   72.899018] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 5882 23:50:32.004971  [   72.919035] RSP: 0018:ffffbd800401fe48 EFLAGS: 00010286
 5883 23:50:32.005024  [   72.924274] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5884 23:50:32.005077  [   72.931455] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5885 23:50:32.005129  [   72.938603] RBP: ffffffffa8cc051d R08: 0000000000000000 R09: 0000000000000000
 5886 23:50:32.005181  [   72.945752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5887 23:50:32.005233  [   72.952895] R13: ffffbd800401ff10 R14: ffffbd800401ff10 R15: ffffa27184032000
 5888 23:50:32.005332  [   72.960056] FS:  00007f312cdd3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5889 23:50:32.005385  [   72.968157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5890 23:50:32.005438  [   72.973924] CR2: 00007f312cbe3000 CR3: 0000000103244000 CR4: 00000000001506f0
 5891 23:50:32.005491  [   72.981082] Call Trace:
 5892 23:50:32.005543  [   72.983558]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 5893 23:50:32.005595  [   72.988459]  direct_entry.cold+0x2c/0x38
 5894 23:50:32.005647  [   72.992414]  full_proxy_write+0x56/0x80
 5895 23:50:32.005706  [   72.996268]  vfs_write+0xea/0x390
 5896 23:50:32.005793  [   72.999661]  ksys_write+0x68/0xe0
 5897 23:50:32.005852  [   73.003069]  do_syscall_64+0x33/0x40
 5898 23:50:32.005905  [   73.006681]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5899 23:50:32.005957  [   73.011799] RIP: 0033:0x7f312ccf2f33
 5900 23:50:32.006009  [   73.015426] Code: 8b 15 61 ef 0c 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
 5901 23:50:32.006064  [   73.034226] RSP: 002b:00007ffd00644ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5902 23:50:32.006117  [   73.041858] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f312ccf2f33
 5903 23:50:32.006169  [   73.049052] RDX: 0000000000000017 RSI: 00007f312cbe3000 RDI: 0000000000000001
 5904 23:50:32.006221  [   73.056218] RBP: 00007f312cbe3000 R08: 00007f312cbe2010 R09: 0000000000000000
 5905 23:50:32.006274  [   73.063412] R10: 00007f312cdf11c0 R11: 0000000000000246 R12: 0000000000000001
 5906 23:50:32.006327  [   73.070585] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5907 23:50:32.006378  [   73.077768] irq event stamp: 0
 5908 23:50:32.006431  [   73.080873] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5909 23:50:32.006483  [   73.087190] hardirqs last disabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5910 23:50:32.006536  [   73.095406] softirqs last  enabled at (0): [<ffffffffa74f9f9c>] copy_process+0x63c/0x1c80
 5911 23:50:32.006589  [   73.103632] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5912 23:50:32.006642  [   73.109967] ---[ end trace f59508f0a0e1de94 ]---
 5913 23:50:32.006695  [   73.114633] lkdtm: Saturation detected: still saturated
 5914 23:50:32.006747  # [   72.639824] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5915 23:50:32.007117  # [   72.666694] lkdtm: attempting bad refcount_inc() from saturated
 5916 23:50:32.007183  # [   72.694791] ------------[ cut here ]------------
 5917 23:50:32.007240  # [   72.721577] refcount_t: saturated; leaking memory.
 5918 23:50:32.007296  # [   72.748617] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5919 23:50:32.007351  # [   72.779069] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify
 5920 23:50:32.007406  # [   72.813762] CPU: 0 PID: 2358 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5921 23:50:32.007461  # [   72.843587] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5922 23:50:32.007515  # [   72.871740] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5923 23:50:32.007568  # [   72.899018] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 7a 21 76 01 00 75 f2 48 c7 c7 c0 be c5 a8 c6 05 6a 21 76 01 01 e8 3d 0f 93 00 <0f> 0b c3 80 3d 5a 21 76 01 00 75 d3 48 c7 c7 e8 be c5 a8 c6 05 4a
 5924 23:50:32.007624  # [   72.919035] RSP: 0018:ffffbd800401fe48 EFLAGS: 00010286
 5925 23:50:32.007677  # [   72.924274] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5926 23:50:32.007731  # [   72.931455] RDX: ffffa271aac2c660 RSI: ffffa271aac1bf70 RDI: ffffa271aac1bf70
 5927 23:50:32.007783  # [   72.938603] RBP: ffffffffa8cc051d R08: 0000000000000000 R09: 0000000000000000
 5928 23:50:32.007835  # [   72.945752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5929 23:50:32.007889  # [   72.952895] R13: ffffbd800401ff10 R14: ffffbd800401ff10 R15: ffffa27184032000
 5930 23:50:32.007941  # [   72.960056] FS:  00007f312cdd3580(0000) GS:ffffa271aac00000(0000) knlGS:0000000000000000
 5931 23:50:32.007994  # [   72.968157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5932 23:50:32.008047  # [   72.973924][   73.262702] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5933 23:50:32.008100   CR2: 00007f312cbe3000 CR3: 0000000103244000 CR4: 00000000001506f0
 5934 23:50:32.008152  # [   72.981082] Call Trace:
 5935 23:50:32.008204  # [   72.983558]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 5936 23:50:32.008257  # [   72.988459]  direct_entry.cold+0x2c/0x38
 5937 23:50:32.008310  # [   72.992414]  full_proxy_write+0x56/0x80
 5938 23:50:32.008362  # [   7[   73.290142] lkdtm: attempting bad refcount_dec() from saturated
 5939 23:50:32.008414  2.996268]  vfs_write+0xea/0x390
 5940 23:50:32.008468  # [   72.999661]  ksys_write+0x68/0xe0
 5941 23:50:32.008520  # [   73.003069]  do_syscall_64+0x33/0x40
 5942 23:50:32.008572  # [   73.006681]  entry_SYSCALL_64_after_hwframe+0x44/0xa9