Boot log: asus-C433TA-AJ0005-rammus

    1 15:47:27.315372  lava-dispatcher, installed at version: 2022.04
    2 15:47:27.315562  start: 0 validate
    3 15:47:27.315692  Start time: 2022-06-24 15:47:27.315684+00:00 (UTC)
    4 15:47:27.315817  Using caching service: 'http://localhost/cache/?uri=%s'
    5 15:47:27.315943  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220610.0%2Famd64%2Finitrd.cpio.gz exists
    6 15:47:27.609437  Using caching service: 'http://localhost/cache/?uri=%s'
    7 15:47:27.610187  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.121-cip9-272-g3fb28d4c623b%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 15:47:27.905454  Using caching service: 'http://localhost/cache/?uri=%s'
    9 15:47:27.906144  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220610.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 15:47:28.198618  Using caching service: 'http://localhost/cache/?uri=%s'
   11 15:47:28.199363  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.121-cip9-272-g3fb28d4c623b%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 15:47:28.501677  validate duration: 1.19
   14 15:47:28.503013  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 15:47:28.503743  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 15:47:28.504288  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 15:47:28.504838  Not decompressing ramdisk as can be used compressed.
   18 15:47:28.505335  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220610.0/amd64/initrd.cpio.gz
   19 15:47:28.505711  saving as /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/ramdisk/initrd.cpio.gz
   20 15:47:28.506059  total size: 5411010 (5MB)
   21 15:47:28.511359  progress   0% (0MB)
   22 15:47:28.519419  progress   5% (0MB)
   23 15:47:28.525916  progress  10% (0MB)
   24 15:47:28.530439  progress  15% (0MB)
   25 15:47:28.534565  progress  20% (1MB)
   26 15:47:28.537426  progress  25% (1MB)
   27 15:47:28.540166  progress  30% (1MB)
   28 15:47:28.542557  progress  35% (1MB)
   29 15:47:28.545126  progress  40% (2MB)
   30 15:47:28.547164  progress  45% (2MB)
   31 15:47:28.549190  progress  50% (2MB)
   32 15:47:28.551053  progress  55% (2MB)
   33 15:47:28.553041  progress  60% (3MB)
   34 15:47:28.554822  progress  65% (3MB)
   35 15:47:28.556432  progress  70% (3MB)
   36 15:47:28.558028  progress  75% (3MB)
   37 15:47:28.559810  progress  80% (4MB)
   38 15:47:28.561252  progress  85% (4MB)
   39 15:47:28.562704  progress  90% (4MB)
   40 15:47:28.564141  progress  95% (4MB)
   41 15:47:28.565684  progress 100% (5MB)
   42 15:47:28.565857  5MB downloaded in 0.06s (86.29MB/s)
   43 15:47:28.566016  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 15:47:28.566267  end: 1.1 download-retry (duration 00:00:00) [common]
   46 15:47:28.566357  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 15:47:28.566445  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 15:47:28.566550  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 15:47:28.566624  saving as /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/kernel/bzImage
   50 15:47:28.566688  total size: 13099552 (12MB)
   51 15:47:28.566751  No compression specified
   52 15:47:41.367192  progress   0% (0MB)
   53 15:47:41.373870  progress   5% (0MB)
   54 15:47:41.377075  progress  10% (1MB)
   55 15:47:41.380386  progress  15% (1MB)
   56 15:47:41.383679  progress  20% (2MB)
   57 15:47:41.386977  progress  25% (3MB)
   58 15:47:41.390288  progress  30% (3MB)
   59 15:47:41.393679  progress  35% (4MB)
   60 15:47:41.396988  progress  40% (5MB)
   61 15:47:41.400337  progress  45% (5MB)
   62 15:47:41.403618  progress  50% (6MB)
   63 15:47:41.406779  progress  55% (6MB)
   64 15:47:41.409905  progress  60% (7MB)
   65 15:47:41.412990  progress  65% (8MB)
   66 15:47:41.416070  progress  70% (8MB)
   67 15:47:41.419149  progress  75% (9MB)
   68 15:47:41.422226  progress  80% (10MB)
   69 15:47:41.425363  progress  85% (10MB)
   70 15:47:41.428431  progress  90% (11MB)
   71 15:47:41.431576  progress  95% (11MB)
   72 15:47:41.434734  progress 100% (12MB)
   73 15:47:41.434987  12MB downloaded in 12.87s (0.97MB/s)
   74 15:47:41.435133  end: 1.2.1 http-download (duration 00:00:13) [common]
   76 15:47:41.435367  end: 1.2 download-retry (duration 00:00:13) [common]
   77 15:47:41.435453  start: 1.3 download-retry (timeout 00:09:47) [common]
   78 15:47:41.435537  start: 1.3.1 http-download (timeout 00:09:47) [common]
   79 15:47:41.435641  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220610.0/amd64/full.rootfs.tar.xz
   80 15:47:41.435707  saving as /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/nfsrootfs/full.rootfs.tar
   81 15:47:41.435767  total size: 207057296 (197MB)
   82 15:47:41.435828  Using unxz to decompress xz
   83 15:47:41.729323  progress   0% (0MB)
   84 15:47:42.281823  progress   5% (9MB)
   85 15:47:42.816777  progress  10% (19MB)
   86 15:47:43.406744  progress  15% (29MB)
   87 15:47:43.780754  progress  20% (39MB)
   88 15:47:44.129974  progress  25% (49MB)
   89 15:47:44.716307  progress  30% (59MB)
   90 15:47:45.259897  progress  35% (69MB)
   91 15:47:45.852830  progress  40% (79MB)
   92 15:47:46.404255  progress  45% (88MB)
   93 15:47:46.978411  progress  50% (98MB)
   94 15:47:47.594229  progress  55% (108MB)
   95 15:47:48.275748  progress  60% (118MB)
   96 15:47:48.418207  progress  65% (128MB)
   97 15:47:48.570168  progress  70% (138MB)
   98 15:47:48.669410  progress  75% (148MB)
   99 15:47:48.742948  progress  80% (158MB)
  100 15:47:48.810015  progress  85% (167MB)
  101 15:47:48.921943  progress  90% (177MB)
  102 15:47:49.186555  progress  95% (187MB)
  103 15:47:49.775438  progress 100% (197MB)
  104 15:47:49.781873  197MB downloaded in 8.35s (23.66MB/s)
  105 15:47:49.782168  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 15:47:49.782464  end: 1.3 download-retry (duration 00:00:08) [common]
  108 15:47:49.782573  start: 1.4 download-retry (timeout 00:09:39) [common]
  109 15:47:49.782680  start: 1.4.1 http-download (timeout 00:09:39) [common]
  110 15:47:49.782814  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 15:47:49.782895  saving as /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/modules/modules.tar
  112 15:47:49.782978  total size: 2084420 (1MB)
  113 15:47:49.783059  Using unxz to decompress xz
  114 15:47:49.786331  progress   1% (0MB)
  115 15:47:49.788146  progress   6% (0MB)
  116 15:47:49.793769  progress  11% (0MB)
  117 15:47:49.800588  progress  17% (0MB)
  118 15:47:49.806586  progress  22% (0MB)
  119 15:47:49.815503  progress  28% (0MB)
  120 15:47:49.823046  progress  33% (0MB)
  121 15:47:49.830180  progress  39% (0MB)
  122 15:47:49.835000  progress  44% (0MB)
  123 15:47:49.841492  progress  50% (1MB)
  124 15:47:49.847781  progress  55% (1MB)
  125 15:47:49.858677  progress  61% (1MB)
  126 15:47:49.864621  progress  66% (1MB)
  127 15:47:49.874856  progress  72% (1MB)
  128 15:47:49.880926  progress  77% (1MB)
  129 15:47:49.889042  progress  83% (1MB)
  130 15:47:49.894643  progress  88% (1MB)
  131 15:47:49.902969  progress  94% (1MB)
  132 15:47:49.909063  progress  99% (1MB)
  133 15:47:49.917086  1MB downloaded in 0.13s (14.82MB/s)
  134 15:47:49.917516  end: 1.4.1 http-download (duration 00:00:00) [common]
  136 15:47:49.917936  end: 1.4 download-retry (duration 00:00:00) [common]
  137 15:47:49.918077  start: 1.5 prepare-tftp-overlay (timeout 00:09:39) [common]
  138 15:47:49.918224  start: 1.5.1 extract-nfsrootfs (timeout 00:09:39) [common]
  139 15:47:52.052988  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy
  140 15:47:52.053201  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  141 15:47:52.053314  start: 1.5.2 lava-overlay (timeout 00:09:36) [common]
  142 15:47:52.053455  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589
  143 15:47:52.053555  makedir: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin
  144 15:47:52.053644  makedir: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/tests
  145 15:47:52.053725  makedir: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/results
  146 15:47:52.053824  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-add-keys
  147 15:47:52.053954  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-add-sources
  148 15:47:52.054069  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-background-process-start
  149 15:47:52.054181  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-background-process-stop
  150 15:47:52.054291  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-common-functions
  151 15:47:52.054400  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-echo-ipv4
  152 15:47:52.054510  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-install-packages
  153 15:47:52.054617  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-installed-packages
  154 15:47:52.054723  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-os-build
  155 15:47:52.054830  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-probe-channel
  156 15:47:52.054937  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-probe-ip
  157 15:47:52.055044  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-target-ip
  158 15:47:52.055149  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-target-mac
  159 15:47:52.055255  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-target-storage
  160 15:47:52.055366  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-case
  161 15:47:52.055474  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-event
  162 15:47:52.055579  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-feedback
  163 15:47:52.055685  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-raise
  164 15:47:52.055789  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-reference
  165 15:47:52.055893  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-runner
  166 15:47:52.055999  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-set
  167 15:47:52.056108  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-test-shell
  168 15:47:52.056214  Updating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-add-keys (debian)
  169 15:47:52.056325  Updating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-add-sources (debian)
  170 15:47:52.056434  Updating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-install-packages (debian)
  171 15:47:52.056542  Updating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-installed-packages (debian)
  172 15:47:52.056650  Updating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/bin/lava-os-build (debian)
  173 15:47:52.056744  Creating /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/environment
  174 15:47:52.056826  LAVA metadata
  175 15:47:52.056891  - LAVA_JOB_ID=6677557
  176 15:47:52.056953  - LAVA_DISPATCHER_IP=192.168.201.1
  177 15:47:52.057051  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:36) [common]
  178 15:47:52.057116  skipped lava-vland-overlay
  179 15:47:52.057191  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  180 15:47:52.057277  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:36) [common]
  181 15:47:52.057340  skipped lava-multinode-overlay
  182 15:47:52.057412  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  183 15:47:52.057491  start: 1.5.2.3 test-definition (timeout 00:09:36) [common]
  184 15:47:52.057562  Loading test definitions
  185 15:47:52.057648  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:36) [common]
  186 15:47:52.057720  Using /lava-6677557 at stage 0
  187 15:47:52.057953  uuid=6677557_1.5.2.3.1 testdef=None
  188 15:47:52.058041  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  189 15:47:52.058127  start: 1.5.2.3.2 test-overlay (timeout 00:09:36) [common]
  190 15:47:52.058542  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  192 15:47:52.058773  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:36) [common]
  193 15:47:52.059258  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  195 15:47:52.059499  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:36) [common]
  196 15:47:52.059961  runner path: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/0/tests/0_timesync-off test_uuid 6677557_1.5.2.3.1
  197 15:47:52.060107  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  199 15:47:52.060338  start: 1.5.2.3.5 git-repo-action (timeout 00:09:36) [common]
  200 15:47:52.060412  Using /lava-6677557 at stage 0
  201 15:47:52.060505  Fetching tests from https://github.com/kernelci/test-definitions.git
  202 15:47:52.060586  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/0/tests/1_kselftest-lkdtm'
  203 15:47:57.887478  Running '/usr/bin/git checkout kernelci.org
  204 15:47:58.046711  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  205 15:47:58.047637  uuid=6677557_1.5.2.3.5 testdef=None
  206 15:47:58.047867  end: 1.5.2.3.5 git-repo-action (duration 00:00:06) [common]
  208 15:47:58.048258  start: 1.5.2.3.6 test-overlay (timeout 00:09:30) [common]
  209 15:47:58.049381  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  211 15:47:58.049761  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:30) [common]
  212 15:47:58.051179  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  214 15:47:58.051569  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:30) [common]
  215 15:47:58.053018  runner path: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/0/tests/1_kselftest-lkdtm test_uuid 6677557_1.5.2.3.5
  216 15:47:58.053150  BOARD='asus-C433TA-AJ0005-rammus'
  217 15:47:58.053254  BRANCH='cip-gitlab'
  218 15:47:58.053365  SKIPFILE='skipfile-lkft.yaml'
  219 15:47:58.053467  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  220 15:47:58.053572  TST_CASENAME=''
  221 15:47:58.053672  TST_CMDFILES='lkdtm'
  222 15:47:58.053878  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  224 15:47:58.054236  Creating lava-test-runner.conf files
  225 15:47:58.054345  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/6677557/lava-overlay-9xjyg589/lava-6677557/0 for stage 0
  226 15:47:58.054478  - 0_timesync-off
  227 15:47:58.054588  - 1_kselftest-lkdtm
  228 15:47:58.054731  end: 1.5.2.3 test-definition (duration 00:00:06) [common]
  229 15:47:58.054870  start: 1.5.2.4 compress-overlay (timeout 00:09:30) [common]
  230 15:48:05.444478  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  231 15:48:05.444646  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:23) [common]
  232 15:48:05.444744  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  233 15:48:05.444849  end: 1.5.2 lava-overlay (duration 00:00:13) [common]
  234 15:48:05.444949  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:23) [common]
  235 15:48:05.549918  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  236 15:48:05.550270  start: 1.5.4 extract-modules (timeout 00:09:23) [common]
  237 15:48:05.550419  extracting modules file /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy
  238 15:48:05.575472  extracting modules file /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6677557/extract-overlay-ramdisk-v2pvqxai/ramdisk
  239 15:48:05.599972  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  240 15:48:05.600138  start: 1.5.5 apply-overlay-tftp (timeout 00:09:23) [common]
  241 15:48:05.600234  [common] Applying overlay to NFS
  242 15:48:05.600310  [common] Applying overlay /var/lib/lava/dispatcher/tmp/6677557/compress-overlay-kuv9g9hn/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy
  243 15:48:06.063511  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  244 15:48:06.063683  start: 1.5.6 configure-preseed-file (timeout 00:09:22) [common]
  245 15:48:06.063781  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  246 15:48:06.063870  start: 1.5.7 compress-ramdisk (timeout 00:09:22) [common]
  247 15:48:06.063959  Building ramdisk /var/lib/lava/dispatcher/tmp/6677557/extract-overlay-ramdisk-v2pvqxai/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/6677557/extract-overlay-ramdisk-v2pvqxai/ramdisk
  248 15:48:06.130381  >> 51804 blocks

  249 15:48:06.949218  rename /var/lib/lava/dispatcher/tmp/6677557/extract-overlay-ramdisk-v2pvqxai/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
  250 15:48:06.949650  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  251 15:48:06.949779  start: 1.5.8 prepare-kernel (timeout 00:09:22) [common]
  252 15:48:06.949891  start: 1.5.8.1 prepare-fit (timeout 00:09:22) [common]
  253 15:48:06.949985  No mkimage arch provided, not using FIT.
  254 15:48:06.950078  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  255 15:48:06.950165  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  256 15:48:06.950267  end: 1.5 prepare-tftp-overlay (duration 00:00:17) [common]
  257 15:48:06.950360  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:22) [common]
  258 15:48:06.950439  No LXC device requested
  259 15:48:06.950524  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  260 15:48:06.950616  start: 1.7 deploy-device-env (timeout 00:09:22) [common]
  261 15:48:06.950697  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  262 15:48:06.950772  Checking files for TFTP limit of 4294967296 bytes.
  263 15:48:06.951200  end: 1 tftp-deploy (duration 00:00:38) [common]
  264 15:48:06.951341  start: 2 depthcharge-action (timeout 00:05:00) [common]
  265 15:48:06.951453  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  266 15:48:06.951615  substitutions:
  267 15:48:06.951715  - {DTB}: None
  268 15:48:06.951810  - {INITRD}: 6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
  269 15:48:06.951878  - {KERNEL}: 6677557/tftp-deploy-j7c7qrm7/kernel/bzImage
  270 15:48:06.951941  - {LAVA_MAC}: None
  271 15:48:06.952003  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy
  272 15:48:06.952064  - {NFS_SERVER_IP}: 192.168.201.1
  273 15:48:06.952136  - {PRESEED_CONFIG}: None
  274 15:48:06.952197  - {PRESEED_LOCAL}: None
  275 15:48:06.952256  - {RAMDISK}: 6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
  276 15:48:06.952314  - {ROOT_PART}: None
  277 15:48:06.952372  - {ROOT}: None
  278 15:48:06.952429  - {SERVER_IP}: 192.168.201.1
  279 15:48:06.952487  - {TEE}: None
  280 15:48:06.952545  Parsed boot commands:
  281 15:48:06.952601  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  282 15:48:06.952757  Parsed boot commands: tftpboot 192.168.201.1 6677557/tftp-deploy-j7c7qrm7/kernel/bzImage 6677557/tftp-deploy-j7c7qrm7/kernel/cmdline 6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
  283 15:48:06.952854  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  284 15:48:06.952945  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  285 15:48:06.953043  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  286 15:48:06.953135  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  287 15:48:06.953208  Not connected, no need to disconnect.
  288 15:48:06.953294  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  289 15:48:06.953414  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  290 15:48:06.953511  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-0'
  291 15:48:06.956460  Setting prompt string to ['lava-test: # ']
  292 15:48:06.956757  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  293 15:48:06.956859  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  294 15:48:06.956958  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  295 15:48:06.957054  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  296 15:48:06.957237  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-0' '--port=1' '--command=reboot'
  297 15:48:06.977082  >> Command sent successfully.

  298 15:48:06.979068  Returned 0 in 0 seconds
  299 15:48:07.079896  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  301 15:48:07.080404  end: 2.2.2 reset-device (duration 00:00:00) [common]
  302 15:48:07.080568  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  303 15:48:07.080700  Setting prompt string to 'Starting depthcharge on rammus...'
  304 15:48:07.080800  Changing prompt to 'Starting depthcharge on rammus...'
  305 15:48:07.080908  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  306 15:48:07.081294  [Enter `^Ec?' for help]
  307 15:48:13.200352  
  308 15:48:13.200523  
  309 15:48:13.200823  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  310 15:48:13.200925  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  311 15:48:13.200997  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  312 15:48:13.201263  CPU: AES supported, TXT NOT supported, VT supported
  313 15:48:13.201360  MCH: device id 590c (rev 02) is Kabylake-Y
  314 15:48:13.201450  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  315 15:48:13.201691  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  316 15:48:13.201755  VBOOT: Loading verstage.
  317 15:48:13.201814  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  318 15:48:13.217556  CBFS: Locating 'fallback/verstage'
  319 15:48:13.217641  CBFS: Found @ offset 1a0a80 size f47c
  320 15:48:13.217708  
  321 15:48:13.217772  
  322 15:48:13.227915  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  323 15:48:13.243118  Probing TPM: . done!
  324 15:48:13.246224  TPM ready after 0 ms
  325 15:48:13.249767  Connected to device vid:did:rid of 1ae0:0028:00
  326 15:48:13.259793  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  327 15:48:13.262887  Initialized TPM device CR50 revision 0
  328 15:48:13.308679  tlcl_send_startup: Startup return code is 0
  329 15:48:13.308804  TPM: setup succeeded
  330 15:48:13.322674  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  331 15:48:13.326565  Chrome EC: UHEPI supported
  332 15:48:13.329757  Phase 1
  333 15:48:13.333615  FMAP: Found \"FLASH\" version 1.1 at c10000.
  334 15:48:13.336800  FMAP: base = ff000000 size = 1000000 #areas = 33
  335 15:48:13.343216  FMAP: area GBB found @ c11000 (978944 bytes)
  336 15:48:13.350113  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  337 15:48:13.350218  Phase 2
  338 15:48:13.350305  Phase 3
  339 15:48:13.357108  FMAP: area GBB found @ c11000 (978944 bytes)
  340 15:48:13.363397  VB2:vb2_report_dev_firmware() This is developer signed firmware
  341 15:48:13.366540  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  342 15:48:13.373592  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  343 15:48:13.380509  VB2:vb2_verify_keyblock() Checking key block signature...
  344 15:48:13.399823  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  345 15:48:13.403021  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  346 15:48:13.409826  VB2:vb2_verify_fw_preamble() Verifying preamble.
  347 15:48:13.415857  Phase 4
  348 15:48:13.418782  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  349 15:48:13.425150  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  350 15:48:13.685243  VB2:vb2_rsa_verify_digest() Digest check failed!
  351 15:48:13.688540  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  352 15:48:13.691636  Saving nvdata
  353 15:48:13.695477  Reboot requested (10020007)
  354 15:48:13.698959  board_reset() called!
  355 15:48:13.699063  full_reset() called!
  356 15:48:18.170215  
  357 15:48:18.170366  
  358 15:48:18.176722  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  359 15:48:18.183427  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  360 15:48:18.186691  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  361 15:48:18.193464  CPU: AES supported, TXT NOT supported, VT supported
  362 15:48:18.196814  MCH: device id 590c (rev 02) is Kabylake-Y
  363 15:48:18.203528  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  364 15:48:18.206833  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  365 15:48:18.210174  VBOOT: Loading verstage.
  366 15:48:18.216919  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  367 15:48:18.219683  CBFS: Locating 'fallback/verstage'
  368 15:48:18.223070  CBFS: Found @ offset 1a0a80 size f47c
  369 15:48:18.236945  
  370 15:48:18.237029  
  371 15:48:18.243579  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  372 15:48:18.259518  Probing TPM: . done!
  373 15:48:18.262917  TPM ready after 0 ms
  374 15:48:18.266081  Connected to device vid:did:rid of 1ae0:0028:00
  375 15:48:18.276826  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  376 15:48:18.279997  Initialized TPM device CR50 revision 0
  377 15:48:18.325644  tlcl_send_startup: Startup return code is 0
  378 15:48:18.325732  TPM: setup succeeded
  379 15:48:18.339544  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  380 15:48:18.343537  Chrome EC: UHEPI supported
  381 15:48:18.346942  Phase 1
  382 15:48:18.350378  FMAP: Found \"FLASH\" version 1.1 at c10000.
  383 15:48:18.356364  FMAP: base = ff000000 size = 1000000 #areas = 33
  384 15:48:18.359696  FMAP: area GBB found @ c11000 (978944 bytes)
  385 15:48:18.366522  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  386 15:48:18.373236  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  387 15:48:18.376605  Recovery requested (1009000e)
  388 15:48:18.376688  Saving nvdata
  389 15:48:18.387067  tlcl_extend: response is 0
  390 15:48:18.396419  tlcl_extend: response is 0
  391 15:48:18.403190  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  392 15:48:18.405915  CBFS: Locating 'fallback/romstage'
  393 15:48:18.409221  CBFS: Found @ offset 80 size 10ffc
  394 15:48:18.413466  
  395 15:48:18.413548  
  396 15:48:18.419618  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  397 15:48:18.427020  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  398 15:48:18.430396  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  399 15:48:18.433765  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  400 15:48:18.440322  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  401 15:48:18.443516  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  402 15:48:18.446861  TCO_STS:   0000 0000
  403 15:48:18.450229  GEN_PMCON: e0040200 0000523a
  404 15:48:18.453547  GBLRST_CAUSE: 00000000 00000000
  405 15:48:18.453637  prev_sleep_state 5
  406 15:48:18.457031  Boot Count incremented to 31177
  407 15:48:18.463523  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  408 15:48:18.466886  CBFS: Locating 'fspm.bin'
  409 15:48:18.469575  CBFS: Found @ offset 103fc0 size 63000
  410 15:48:18.473701  Chrome EC: UHEPI supported
  411 15:48:18.481484  FMAP: Found \"FLASH\" version 1.1 at c10000.
  412 15:48:18.484669  FMAP: base = ff000000 size = 1000000 #areas = 33
  413 15:48:18.491177  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  414 15:48:18.495364  Probing TPM:  done!
  415 15:48:18.502229  Connected to device vid:did:rid of 1ae0:0028:00
  416 15:48:18.511892  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  417 15:48:18.519099  Initialized TPM device CR50 revision 0
  418 15:48:18.527901  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  419 15:48:18.537977  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  420 15:48:18.538066  MRC cache found, size 1868
  421 15:48:18.541424  bootmode is set to :2
  422 15:48:18.544141  SPD index 1
  423 15:48:18.547494  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  424 15:48:18.550800  CBFS: Locating 'spd.bin'
  425 15:48:18.554144  CBFS: Found @ offset 1a0240 size 800
  426 15:48:18.557544  SPD: module type is LPDDR3
  427 15:48:18.560843  SPD: module part is K4E8E324EB-EGCF   
  428 15:48:18.567617  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  429 15:48:18.570953  SPD: device width 32 bits, bus width 64 bits
  430 15:48:18.577517  SPD: module size is 2048 MB (per channel)
  431 15:48:18.689512  CBMEM:
  432 15:48:18.692579  IMD: root @ 7afff000 254 entries.
  433 15:48:18.695964  IMD: root @ 7affec00 62 entries.
  434 15:48:18.699176  External stage cache:
  435 15:48:18.702469  IMD: root @ 7b3ff000 254 entries.
  436 15:48:18.705830  IMD: root @ 7b3fec00 62 entries.
  437 15:48:18.709208  creating vboot_handoff structure
  438 15:48:18.715965  Chrome EC: clear events_b mask to 0x0000000021004000
  439 15:48:18.730239  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  440 15:48:18.746059  tlcl_write: response is 0
  441 15:48:18.754955  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  442 15:48:18.761718  MRC: TPM MRC hash updated successfully.
  443 15:48:18.761802  2 DIMMs found
  444 15:48:18.765101  top_of_ram = 0x7b000000
  445 15:48:18.771816  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  446 15:48:18.774538  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  447 15:48:18.781239  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  448 15:48:18.784579  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  449 15:48:18.787924  CBFS: Locating 'fallback/postcar'
  450 15:48:18.794417  CBFS: Found @ offset 197000 size 3f04
  451 15:48:18.800906  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  452 15:48:18.811015  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  453 15:48:18.814459  Processing 118 relocs. Offset value of 0x78bd1000
  454 15:48:18.819935  
  455 15:48:18.820023  
  456 15:48:18.826754  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  457 15:48:18.833561  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  458 15:48:18.836330  CBFS: Locating 'fallback/ramstage'
  459 15:48:18.843032  CBFS: Found @ offset e8d80 size 1a462
  460 15:48:18.846477  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  461 15:48:18.885711  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  462 15:48:18.892393  Processing 3657 relocs. Offset value of 0x79d06000
  463 15:48:18.892496  
  464 15:48:18.892565  
  465 15:48:18.901882  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  466 15:48:18.905665  FMAP: Found \"FLASH\" version 1.1 at c10000.
  467 15:48:18.908866  FMAP: base = ff000000 size = 1000000 #areas = 33
  468 15:48:18.915495  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  469 15:48:18.918207  WARNING: RO_VPD is uninitialized or empty.
  470 15:48:18.925141  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  471 15:48:18.928525  WARNING: RW_VPD is uninitialized or empty.
  472 15:48:18.928616  Normal boot.
  473 15:48:18.934619  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  474 15:48:18.941477  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  475 15:48:18.944818  CBFS: Locating 'cpu_microcode_blob.bin'
  476 15:48:18.948316  CBFS: Found @ offset 11100 size d7c00
  477 15:48:18.951570  microcode: sig=0x806e9 pf=0x10 revision=0x97
  478 15:48:18.954866  Skip microcode update
  479 15:48:18.961550  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  480 15:48:18.965012  CBFS: Locating 'fsps.bin'
  481 15:48:18.967645  CBFS: Found @ offset 167fc0 size 2f000
  482 15:48:18.993656  Detected 2 core, 4 thread CPU.
  483 15:48:18.996782  Setting up SMI for CPU
  484 15:48:19.000109  IED base = 0x7b400000
  485 15:48:19.000195  IED size = 0x00400000
  486 15:48:19.003457  Will perform SMM setup.
  487 15:48:19.010197  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  488 15:48:19.016982  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  489 15:48:19.020295  Processing 16 relocs. Offset value of 0x00030000
  490 15:48:19.023627  Attempting to start 3 APs
  491 15:48:19.027123  Waiting for 10ms after sending INIT.
  492 15:48:19.043202  Waiting for 1st SIPI to complete...done.
  493 15:48:19.043298  AP: slot 2 apic_id 3.
  494 15:48:19.047203  AP: slot 3 apic_id 2.
  495 15:48:19.049998  AP: slot 1 apic_id 1.
  496 15:48:19.053423  Waiting for 2nd SIPI to complete...done.
  497 15:48:19.060090  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  498 15:48:19.067006  Processing 13 relocs. Offset value of 0x00038000
  499 15:48:19.073066  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  500 15:48:19.076397  Installing SMM handler to 0x7b000000
  501 15:48:19.083037  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  502 15:48:19.089967  Processing 243 relocs. Offset value of 0x7b010000
  503 15:48:19.096565  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  504 15:48:19.103307  Processing 13 relocs. Offset value of 0x7b008000
  505 15:48:19.105979  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  506 15:48:19.112861  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  507 15:48:19.119632  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  508 15:48:19.126190  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  509 15:48:19.129594  Clearing SMI status registers
  510 15:48:19.129678  SMI_STS: PM1 
  511 15:48:19.133011  PM1_STS: PWRBTN 
  512 15:48:19.135682  TCO_STS: BOOT SECOND_TO 
  513 15:48:19.135764  New SMBASE 0x7b000000
  514 15:48:19.139061  In relocation handler: CPU 0
  515 15:48:19.145652  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  516 15:48:19.148997  Writing SMRR. base = 0x7b000006, mask=0xff800800
  517 15:48:19.152357  Relocation complete.
  518 15:48:19.152440  New SMBASE 0x7afffc00
  519 15:48:19.155656  In relocation handler: CPU 1
  520 15:48:19.158892  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  521 15:48:19.165527  Writing SMRR. base = 0x7b000006, mask=0xff800800
  522 15:48:19.168904  Relocation complete.
  523 15:48:19.168986  New SMBASE 0x7afff400
  524 15:48:19.172279  In relocation handler: CPU 3
  525 15:48:19.175642  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  526 15:48:19.182463  Writing SMRR. base = 0x7b000006, mask=0xff800800
  527 15:48:19.185719  Relocation complete.
  528 15:48:19.185818  New SMBASE 0x7afff800
  529 15:48:19.189166  In relocation handler: CPU 2
  530 15:48:19.191869  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  531 15:48:19.198468  Writing SMRR. base = 0x7b000006, mask=0xff800800
  532 15:48:19.198604  Relocation complete.
  533 15:48:19.201812  Initializing CPU #0
  534 15:48:19.205932  CPU: vendor Intel device 806e9
  535 15:48:19.208573  CPU: family 06, model 8e, stepping 09
  536 15:48:19.215383  Setting up local APIC... apic_id: 0x00 done.
  537 15:48:19.218879  Turbo is available but hidden
  538 15:48:19.218993  Turbo has been enabled
  539 15:48:19.222202  SGX : param.enable = 0
  540 15:48:19.224963  Skip microcode update
  541 15:48:19.225046  CPU #0 initialized
  542 15:48:19.228434  Initializing CPU #1
  543 15:48:19.228517  Initializing CPU #3
  544 15:48:19.231727  Initializing CPU #2
  545 15:48:19.235153  CPU: vendor Intel device 806e9
  546 15:48:19.238628  CPU: family 06, model 8e, stepping 09
  547 15:48:19.241943  CPU: vendor Intel device 806e9
  548 15:48:19.245167  CPU: family 06, model 8e, stepping 09
  549 15:48:19.252043  Setting up local APIC...CPU: vendor Intel device 806e9
  550 15:48:19.254823  CPU: family 06, model 8e, stepping 09
  551 15:48:19.261340  Setting up local APIC...Setting up local APIC... apic_id: 0x03 done.
  552 15:48:19.264733   apic_id: 0x02 done.
  553 15:48:19.264818  Skip microcode update
  554 15:48:19.268196  Skip microcode update
  555 15:48:19.271572  CPU #2 initialized
  556 15:48:19.271656  CPU #3 initialized
  557 15:48:19.274985   apic_id: 0x01 done.
  558 15:48:19.278314  Skip microcode update
  559 15:48:19.278398  CPU #1 initialized
  560 15:48:19.284463  bsp_do_flight_plan done after 226 msecs.
  561 15:48:19.284548  CPU: frequency set to 3400 MHz
  562 15:48:19.287830  Enabling SMIs.
  563 15:48:19.287915  Locking SMM.
  564 15:48:19.291222  VMX : param.enable = 1
  565 15:48:19.294595  VMX status: enabled, unlocked
  566 15:48:19.297993  SGX: pre-conditions not met
  567 15:48:19.301368  VMX status: enabled, unlocked
  568 15:48:19.304580  VMX status: enabled, unlocked
  569 15:48:19.307868  VMX status: enabled, unlocked
  570 15:48:19.307953  SGX: pre-conditions not met
  571 15:48:19.311179  SGX: pre-conditions not met
  572 15:48:19.317360  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  573 15:48:19.320674  CBFS: Locating 'vbt.bin'
  574 15:48:19.324068  SGX: pre-conditions not met
  575 15:48:19.327268  CBFS: Found @ offset 103a00 size 48e
  576 15:48:19.330660  Found a VBT of 4608 bytes after decompression
  577 15:48:19.335951  psys_pmax = 360
  578 15:48:19.338744  FMAP: area GBB found @ c11000 (978944 bytes)
  579 15:48:19.454684  ITSS IRQ Polarities Before:
  580 15:48:19.457970  IPC0: 0x00ff4000
  581 15:48:19.458064  IPC1: 0x00000007
  582 15:48:19.460694  IPC2: 0x00000000
  583 15:48:19.460781  IPC3: 0x00000000
  584 15:48:19.464084  ITSS IRQ Polarities After:
  585 15:48:19.467382  IPC0: 0x00ff4000
  586 15:48:19.467466  IPC1: 0x00000007
  587 15:48:19.470820  IPC2: 0x00000000
  588 15:48:19.470903  IPC3: 0x00000000
  589 15:48:19.477418  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  590 15:48:19.484238  BS: BS_DEV_INIT_CHIPS times (us): entry 373476 run 171998 exit 0
  591 15:48:19.487632  Enumerating buses...
  592 15:48:19.491048  Show all devs... Before device enumeration.
  593 15:48:19.493784  Root Device: enabled 1
  594 15:48:19.493868  CPU_CLUSTER: 0: enabled 1
  595 15:48:19.497134  DOMAIN: 0000: enabled 1
  596 15:48:19.500464  APIC: 00: enabled 1
  597 15:48:19.503837  PCI: 00:00.0: enabled 1
  598 15:48:19.503921  PCI: 00:02.0: enabled 1
  599 15:48:19.507151  PCI: 00:14.0: enabled 1
  600 15:48:19.510480  PCI: 00:14.1: enabled 0
  601 15:48:19.510565  PCI: 00:14.2: enabled 1
  602 15:48:19.513799  PCI: 00:15.0: enabled 1
  603 15:48:19.517069  PCI: 00:15.1: enabled 1
  604 15:48:19.520529  PCI: 00:15.2: enabled 0
  605 15:48:19.520614  PCI: 00:15.3: enabled 0
  606 15:48:19.523849  PCI: 00:16.0: enabled 1
  607 15:48:19.527258  PCI: 00:16.1: enabled 0
  608 15:48:19.530557  PCI: 00:16.2: enabled 0
  609 15:48:19.530642  PCI: 00:16.3: enabled 0
  610 15:48:19.533884  PCI: 00:16.4: enabled 0
  611 15:48:19.537282  PCI: 00:17.0: enabled 0
  612 15:48:19.540691  PCI: 00:19.0: enabled 1
  613 15:48:19.540778  PCI: 00:19.1: enabled 1
  614 15:48:19.543369  PCI: 00:19.2: enabled 0
  615 15:48:19.546754  PCI: 00:1c.0: enabled 1
  616 15:48:19.546840  PCI: 00:1c.1: enabled 0
  617 15:48:19.550179  PCI: 00:1c.2: enabled 0
  618 15:48:19.553480  PCI: 00:1c.3: enabled 0
  619 15:48:19.556853  PCI: 00:1c.4: enabled 0
  620 15:48:19.556937  PCI: 00:1c.5: enabled 0
  621 15:48:19.560182  PCI: 00:1c.6: enabled 0
  622 15:48:19.563483  PCI: 00:1c.7: enabled 0
  623 15:48:19.566843  PCI: 00:1d.0: enabled 0
  624 15:48:19.566928  PCI: 00:1d.1: enabled 0
  625 15:48:19.570166  PCI: 00:1d.2: enabled 0
  626 15:48:19.573555  PCI: 00:1d.3: enabled 0
  627 15:48:19.576908  PCI: 00:1e.0: enabled 1
  628 15:48:19.576992  PCI: 00:1e.1: enabled 0
  629 15:48:19.580239  PCI: 00:1e.2: enabled 1
  630 15:48:19.583630  PCI: 00:1e.3: enabled 0
  631 15:48:19.587004  PCI: 00:1e.4: enabled 1
  632 15:48:19.587088  PCI: 00:1e.5: enabled 0
  633 15:48:19.589653  PCI: 00:1e.6: enabled 1
  634 15:48:19.592972  PCI: 00:1f.0: enabled 1
  635 15:48:19.593057  PCI: 00:1f.1: enabled 1
  636 15:48:19.596309  PCI: 00:1f.2: enabled 1
  637 15:48:19.599836  PCI: 00:1f.3: enabled 1
  638 15:48:19.603126  PCI: 00:1f.4: enabled 1
  639 15:48:19.603210  PCI: 00:1f.5: enabled 1
  640 15:48:19.606398  PCI: 00:1f.6: enabled 0
  641 15:48:19.609720  USB0 port 0: enabled 1
  642 15:48:19.613039  I2C: 00:5c: enabled 1
  643 15:48:19.613123  I2C: 00:15: enabled 1
  644 15:48:19.616332  I2C: 00:39: enabled 1
  645 15:48:19.619666  I2C: 00:3a: enabled 1
  646 15:48:19.619750  I2C: 00:1a: enabled 1
  647 15:48:19.623026  PCI: 00:00.0: enabled 1
  648 15:48:19.626389  SPI: 00: enabled 1
  649 15:48:19.626473  PNP: 0c09.0: enabled 1
  650 15:48:19.629821  USB2 port 0: enabled 1
  651 15:48:19.633161  USB2 port 1: enabled 1
  652 15:48:19.633245  USB2 port 2: enabled 1
  653 15:48:19.636428  USB2 port 4: enabled 1
  654 15:48:19.639827  USB2 port 8: enabled 1
  655 15:48:19.639911  APIC: 01: enabled 1
  656 15:48:19.642564  APIC: 03: enabled 1
  657 15:48:19.645896  APIC: 02: enabled 1
  658 15:48:19.645980  Compare with tree...
  659 15:48:19.649445  Root Device: enabled 1
  660 15:48:19.652680   CPU_CLUSTER: 0: enabled 1
  661 15:48:19.652764    APIC: 00: enabled 1
  662 15:48:19.655982    APIC: 01: enabled 1
  663 15:48:19.659327    APIC: 03: enabled 1
  664 15:48:19.662766    APIC: 02: enabled 1
  665 15:48:19.662849   DOMAIN: 0000: enabled 1
  666 15:48:19.666059    PCI: 00:00.0: enabled 1
  667 15:48:19.669511    PCI: 00:02.0: enabled 1
  668 15:48:19.673002    PCI: 00:14.0: enabled 1
  669 15:48:19.673086     USB0 port 0: enabled 1
  670 15:48:19.675723      USB2 port 0: enabled 1
  671 15:48:19.678893      USB2 port 1: enabled 1
  672 15:48:19.682308      USB2 port 2: enabled 1
  673 15:48:19.685608      USB2 port 4: enabled 1
  674 15:48:19.689197      USB2 port 8: enabled 1
  675 15:48:19.689317    PCI: 00:14.1: enabled 0
  676 15:48:19.692477    PCI: 00:14.2: enabled 1
  677 15:48:19.695924    PCI: 00:15.0: enabled 1
  678 15:48:19.699290     I2C: 00:5c: enabled 1
  679 15:48:19.702614    PCI: 00:15.1: enabled 1
  680 15:48:19.702697     I2C: 00:15: enabled 1
  681 15:48:19.705845    PCI: 00:15.2: enabled 0
  682 15:48:19.709108    PCI: 00:15.3: enabled 0
  683 15:48:19.712440    PCI: 00:16.0: enabled 1
  684 15:48:19.712522    PCI: 00:16.1: enabled 0
  685 15:48:19.715730    PCI: 00:16.2: enabled 0
  686 15:48:19.719110    PCI: 00:16.3: enabled 0
  687 15:48:19.722425    PCI: 00:16.4: enabled 0
  688 15:48:19.725908    PCI: 00:17.0: enabled 0
  689 15:48:19.725991    PCI: 00:19.0: enabled 1
  690 15:48:19.728653    PCI: 00:19.1: enabled 1
  691 15:48:19.731962     I2C: 00:39: enabled 1
  692 15:48:19.735281     I2C: 00:3a: enabled 1
  693 15:48:19.738662     I2C: 00:1a: enabled 1
  694 15:48:19.738745    PCI: 00:19.2: enabled 0
  695 15:48:19.742083    PCI: 00:1c.0: enabled 1
  696 15:48:19.745349     PCI: 00:00.0: enabled 1
  697 15:48:19.748785    PCI: 00:1c.1: enabled 0
  698 15:48:19.752112    PCI: 00:1c.2: enabled 0
  699 15:48:19.752195    PCI: 00:1c.3: enabled 0
  700 15:48:19.755459    PCI: 00:1c.4: enabled 0
  701 15:48:19.758802    PCI: 00:1c.5: enabled 0
  702 15:48:19.762223    PCI: 00:1c.6: enabled 0
  703 15:48:19.762306    PCI: 00:1c.7: enabled 0
  704 15:48:19.765502    PCI: 00:1d.0: enabled 0
  705 15:48:19.768891    PCI: 00:1d.1: enabled 0
  706 15:48:19.772032    PCI: 00:1d.2: enabled 0
  707 15:48:19.775289    PCI: 00:1d.3: enabled 0
  708 15:48:19.775372    PCI: 00:1e.0: enabled 1
  709 15:48:19.778601    PCI: 00:1e.1: enabled 0
  710 15:48:19.781977    PCI: 00:1e.2: enabled 1
  711 15:48:19.785244     SPI: 00: enabled 1
  712 15:48:19.788667    PCI: 00:1e.3: enabled 0
  713 15:48:19.788749    PCI: 00:1e.4: enabled 1
  714 15:48:19.791880    PCI: 00:1e.5: enabled 0
  715 15:48:19.794673    PCI: 00:1e.6: enabled 1
  716 15:48:19.798699    PCI: 00:1f.0: enabled 1
  717 15:48:19.798783     PNP: 0c09.0: enabled 1
  718 15:48:19.801242    PCI: 00:1f.1: enabled 1
  719 15:48:19.804800    PCI: 00:1f.2: enabled 1
  720 15:48:19.808268    PCI: 00:1f.3: enabled 1
  721 15:48:19.811495    PCI: 00:1f.4: enabled 1
  722 15:48:19.811578    PCI: 00:1f.5: enabled 1
  723 15:48:19.814824    PCI: 00:1f.6: enabled 0
  724 15:48:19.818049  Root Device scanning...
  725 15:48:19.821371  root_dev_scan_bus for Root Device
  726 15:48:19.824796  CPU_CLUSTER: 0 enabled
  727 15:48:19.824879  DOMAIN: 0000 enabled
  728 15:48:19.828144  DOMAIN: 0000 scanning...
  729 15:48:19.831504  PCI: pci_scan_bus for bus 00
  730 15:48:19.834942  PCI: 00:00.0 [8086/0000] ops
  731 15:48:19.837594  PCI: 00:00.0 [8086/590c] enabled
  732 15:48:19.841023  PCI: 00:02.0 [8086/0000] ops
  733 15:48:19.844372  PCI: 00:02.0 [8086/591c] enabled
  734 15:48:19.847792  PCI: 00:04.0 [8086/1903] enabled
  735 15:48:19.851165  PCI: 00:08.0 [8086/1911] enabled
  736 15:48:19.854544  PCI: 00:14.0 [8086/0000] bus ops
  737 15:48:19.857909  PCI: 00:14.0 [8086/9d2f] enabled
  738 15:48:19.861219  PCI: 00:14.2 [8086/9d31] enabled
  739 15:48:19.864528  PCI: 00:15.0 [8086/0000] bus ops
  740 15:48:19.868022  PCI: 00:15.0 [8086/9d60] enabled
  741 15:48:19.871316  PCI: 00:15.1 [8086/0000] bus ops
  742 15:48:19.873966  PCI: 00:15.1 [8086/9d61] enabled
  743 15:48:19.877440  PCI: 00:16.0 [8086/0000] ops
  744 15:48:19.880915  PCI: 00:16.0 [8086/9d3a] enabled
  745 15:48:19.884243  PCI: 00:19.0 [8086/0000] ops
  746 15:48:19.887666  PCI: 00:19.0 [8086/9d66] enabled
  747 15:48:19.890974  PCI: 00:19.1 [8086/0000] bus ops
  748 15:48:19.894425  PCI: 00:19.1 [8086/9d65] enabled
  749 15:48:19.897788  PCI: 00:1c.0 [8086/0000] bus ops
  750 15:48:19.900422  PCI: 00:1c.0 [8086/9d10] enabled
  751 15:48:19.903850  PCI: 00:1e.0 [8086/0000] ops
  752 15:48:19.907101  PCI: 00:1e.0 [8086/9d27] enabled
  753 15:48:19.910407  PCI: 00:1e.2 [8086/0000] bus ops
  754 15:48:19.914255  PCI: 00:1e.2 [8086/9d29] enabled
  755 15:48:19.917693  PCI: 00:1e.4 [8086/9d2b] enabled
  756 15:48:19.920975  PCI: 00:1e.6 [8086/0000] ops
  757 15:48:19.923696  PCI: 00:1e.6 [8086/9d2d] enabled
  758 15:48:19.927040  PCI: 00:1f.0 [8086/0000] bus ops
  759 15:48:19.930591  PCI: 00:1f.0 [8086/9d4b] enabled
  760 15:48:19.933967  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  761 15:48:19.937374  PCI: 00:1f.2 [8086/0000] bus ops
  762 15:48:19.940618  PCI: 00:1f.2 [8086/9d21] enabled
  763 15:48:19.943998  PCI: 00:1f.3 [8086/0000] bus ops
  764 15:48:19.947390  PCI: 00:1f.3 [8086/9d71] enabled
  765 15:48:19.950848  PCI: 00:1f.4 [8086/0000] bus ops
  766 15:48:19.953628  PCI: 00:1f.4 [8086/9d23] enabled
  767 15:48:19.957003  PCI: 00:1f.5 [8086/0000] bus ops
  768 15:48:19.960248  PCI: 00:1f.5 [8086/9d24] enabled
  769 15:48:19.963595  PCI: 00:14.0 scanning...
  770 15:48:19.967007  scan_usb_bus for PCI: 00:14.0
  771 15:48:19.970317  USB0 port 0 enabled
  772 15:48:19.970400  USB0 port 0 scanning...
  773 15:48:19.973626  scan_usb_bus for USB0 port 0
  774 15:48:19.976976  USB2 port 0 enabled
  775 15:48:19.980413  USB2 port 1 enabled
  776 15:48:19.980496  USB2 port 2 enabled
  777 15:48:19.983115  USB2 port 4 enabled
  778 15:48:19.983198  USB2 port 8 enabled
  779 15:48:19.986545  USB2 port 0 scanning...
  780 15:48:19.989866  scan_usb_bus for USB2 port 0
  781 15:48:19.993220  scan_usb_bus for USB2 port 0 done
  782 15:48:19.999924  scan_bus: scanning of bus USB2 port 0 took 8967 usecs
  783 15:48:20.000008  USB2 port 1 scanning...
  784 15:48:20.003268  scan_usb_bus for USB2 port 1
  785 15:48:20.006541  scan_usb_bus for USB2 port 1 done
  786 15:48:20.013197  scan_bus: scanning of bus USB2 port 1 took 8974 usecs
  787 15:48:20.016501  USB2 port 2 scanning...
  788 15:48:20.019870  scan_usb_bus for USB2 port 2
  789 15:48:20.023125  scan_usb_bus for USB2 port 2 done
  790 15:48:20.026436  scan_bus: scanning of bus USB2 port 2 took 8974 usecs
  791 15:48:20.029838  USB2 port 4 scanning...
  792 15:48:20.033218  scan_usb_bus for USB2 port 4
  793 15:48:20.035908  scan_usb_bus for USB2 port 4 done
  794 15:48:20.042652  scan_bus: scanning of bus USB2 port 4 took 8973 usecs
  795 15:48:20.042735  USB2 port 8 scanning...
  796 15:48:20.046115  scan_usb_bus for USB2 port 8
  797 15:48:20.049490  scan_usb_bus for USB2 port 8 done
  798 15:48:20.056249  scan_bus: scanning of bus USB2 port 8 took 8974 usecs
  799 15:48:20.059669  scan_usb_bus for USB0 port 0 done
  800 15:48:20.065726  scan_bus: scanning of bus USB0 port 0 took 90968 usecs
  801 15:48:20.069027  scan_usb_bus for PCI: 00:14.0 done
  802 15:48:20.072429  scan_bus: scanning of bus PCI: 00:14.0 took 107753 usecs
  803 15:48:20.075685  PCI: 00:15.0 scanning...
  804 15:48:20.079100  scan_generic_bus for PCI: 00:15.0
  805 15:48:20.085793  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  806 15:48:20.089066  scan_generic_bus for PCI: 00:15.0 done
  807 15:48:20.092409  scan_bus: scanning of bus PCI: 00:15.0 took 14161 usecs
  808 15:48:20.095707  PCI: 00:15.1 scanning...
  809 15:48:20.099058  scan_generic_bus for PCI: 00:15.1
  810 15:48:20.102331  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  811 15:48:20.109208  scan_generic_bus for PCI: 00:15.1 done
  812 15:48:20.111833  scan_bus: scanning of bus PCI: 00:15.1 took 14157 usecs
  813 15:48:20.115213  PCI: 00:19.1 scanning...
  814 15:48:20.119086  scan_generic_bus for PCI: 00:19.1
  815 15:48:20.122227  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  816 15:48:20.128913  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  817 15:48:20.132308  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  818 15:48:20.135056  scan_generic_bus for PCI: 00:19.1 done
  819 15:48:20.141919  scan_bus: scanning of bus PCI: 00:19.1 took 22376 usecs
  820 15:48:20.142001  PCI: 00:1c.0 scanning...
  821 15:48:20.148798  do_pci_scan_bridge for PCI: 00:1c.0
  822 15:48:20.148881  PCI: pci_scan_bus for bus 01
  823 15:48:20.152136  PCI: 01:00.0 [8086/095a] enabled
  824 15:48:20.155568  Capability: type 0x01 @ 0xc8
  825 15:48:20.159018  Capability: type 0x05 @ 0xd0
  826 15:48:20.162327  Capability: type 0x10 @ 0x40
  827 15:48:20.165610  Capability: type 0x10 @ 0x40
  828 15:48:20.168934  Enabling Common Clock Configuration
  829 15:48:20.172221  L1 Sub-State supported from root port 28
  830 15:48:20.175502  L1 Sub-State Support = 0xf
  831 15:48:20.178997  CommonModeRestoreTime = 0x28
  832 15:48:20.182110  Power On Value = 0x1e, Power On Scale = 0x0
  833 15:48:20.184875  ASPM: Enabled L1
  834 15:48:20.188809  Capability: type 0x01 @ 0xc8
  835 15:48:20.192047  Capability: type 0x05 @ 0xd0
  836 15:48:20.195373  Capability: type 0x10 @ 0x40
  837 15:48:20.198684  scan_bus: scanning of bus PCI: 00:1c.0 took 53521 usecs
  838 15:48:20.201998  PCI: 00:1e.2 scanning...
  839 15:48:20.205214  scan_generic_bus for PCI: 00:1e.2
  840 15:48:20.208670  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  841 15:48:20.215228  scan_generic_bus for PCI: 00:1e.2 done
  842 15:48:20.218514  scan_bus: scanning of bus PCI: 00:1e.2 took 13858 usecs
  843 15:48:20.221790  PCI: 00:1f.0 scanning...
  844 15:48:20.225060  scan_lpc_bus for PCI: 00:1f.0
  845 15:48:20.228419  PNP: 0c09.0 enabled
  846 15:48:20.231839  scan_lpc_bus for PCI: 00:1f.0 done
  847 15:48:20.235242  scan_bus: scanning of bus PCI: 00:1f.0 took 11311 usecs
  848 15:48:20.237912  PCI: 00:1f.2 scanning...
  849 15:48:20.241253  scan_lpc_bus for PCI: 00:1f.2
  850 15:48:20.244686  scan_lpc_bus for PCI: 00:1f.2 done
  851 15:48:20.251438  scan_bus: scanning of bus PCI: 00:1f.2 took 9264 usecs
  852 15:48:20.254868  PCI: 00:1f.3 scanning...
  853 15:48:20.257665  scan_bus: scanning of bus PCI: 00:1f.3 took 2717 usecs
  854 15:48:20.261024  PCI: 00:1f.4 scanning...
  855 15:48:20.264391  scan_generic_bus for PCI: 00:1f.4
  856 15:48:20.267619  scan_generic_bus for PCI: 00:1f.4 done
  857 15:48:20.274418  scan_bus: scanning of bus PCI: 00:1f.4 took 10047 usecs
  858 15:48:20.277762  PCI: 00:1f.5 scanning...
  859 15:48:20.281152  scan_generic_bus for PCI: 00:1f.5
  860 15:48:20.284408  scan_generic_bus for PCI: 00:1f.5 done
  861 15:48:20.291011  scan_bus: scanning of bus PCI: 00:1f.5 took 10046 usecs
  862 15:48:20.294476  scan_bus: scanning of bus DOMAIN: 0000 took 466056 usecs
  863 15:48:20.300464  root_dev_scan_bus for Root Device done
  864 15:48:20.304031  scan_bus: scanning of bus Root Device took 486158 usecs
  865 15:48:20.304128  done
  866 15:48:20.308023  Chrome EC: UHEPI supported
  867 15:48:20.315020  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  868 15:48:20.321015  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  869 15:48:20.327828  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  870 15:48:20.336138  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  871 15:48:20.339198  SPI flash protection: WPSW=0 SRP0=0
  872 15:48:20.346250  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  873 15:48:20.352669  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825945 exit 39307
  874 15:48:20.352838  found VGA at PCI: 00:02.0
  875 15:48:20.355954  Setting up VGA for PCI: 00:02.0
  876 15:48:20.362423  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  877 15:48:20.365810  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  878 15:48:20.369283  Allocating resources...
  879 15:48:20.372393  Reading resources...
  880 15:48:20.375505  Root Device read_resources bus 0 link: 0
  881 15:48:20.378707  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  882 15:48:20.385506  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  883 15:48:20.388930  DOMAIN: 0000 read_resources bus 0 link: 0
  884 15:48:20.395870  PCI: 00:14.0 read_resources bus 0 link: 0
  885 15:48:20.399267  USB0 port 0 read_resources bus 0 link: 0
  886 15:48:20.406080  USB0 port 0 read_resources bus 0 link: 0 done
  887 15:48:20.409779  PCI: 00:14.0 read_resources bus 0 link: 0 done
  888 15:48:20.415493  PCI: 00:15.0 read_resources bus 1 link: 0
  889 15:48:20.418981  PCI: 00:15.0 read_resources bus 1 link: 0 done
  890 15:48:20.422439  PCI: 00:15.1 read_resources bus 2 link: 0
  891 15:48:20.429232  PCI: 00:15.1 read_resources bus 2 link: 0 done
  892 15:48:20.432554  PCI: 00:19.1 read_resources bus 3 link: 0
  893 15:48:20.439164  PCI: 00:19.1 read_resources bus 3 link: 0 done
  894 15:48:20.442833  PCI: 00:1c.0 read_resources bus 1 link: 0
  895 15:48:20.449915  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  896 15:48:20.452741  PCI: 00:1e.2 read_resources bus 4 link: 0
  897 15:48:20.459349  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  898 15:48:20.462722  PCI: 00:1f.0 read_resources bus 0 link: 0
  899 15:48:20.468868  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  900 15:48:20.476465  DOMAIN: 0000 read_resources bus 0 link: 0 done
  901 15:48:20.478831  Root Device read_resources bus 0 link: 0 done
  902 15:48:20.482796  Done reading resources.
  903 15:48:20.486040  Show resources in subtree (Root Device)...After reading.
  904 15:48:20.492270   Root Device child on link 0 CPU_CLUSTER: 0
  905 15:48:20.495694    CPU_CLUSTER: 0 child on link 0 APIC: 00
  906 15:48:20.496208     APIC: 00
  907 15:48:20.498699     APIC: 01
  908 15:48:20.499101     APIC: 03
  909 15:48:20.502116     APIC: 02
  910 15:48:20.505675    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  911 15:48:20.515246    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  912 15:48:20.525088    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  913 15:48:20.525631     PCI: 00:00.0
  914 15:48:20.535399     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  915 15:48:20.545458     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  916 15:48:20.555802     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  917 15:48:20.561755     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  918 15:48:20.571839     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  919 15:48:20.581791     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  920 15:48:20.591296     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  921 15:48:20.601855     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  922 15:48:20.607696     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  923 15:48:20.618174     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  924 15:48:20.627588     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  925 15:48:20.637359     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  926 15:48:20.647359     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  927 15:48:20.657642     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  928 15:48:20.667266     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  929 15:48:20.667801     PCI: 00:02.0
  930 15:48:20.677817     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  931 15:48:20.687468     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  932 15:48:20.697648     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  933 15:48:20.698146     PCI: 00:04.0
  934 15:48:20.707263     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  935 15:48:20.710664     PCI: 00:08.0
  936 15:48:20.720064     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  937 15:48:20.723531     PCI: 00:14.0 child on link 0 USB0 port 0
  938 15:48:20.733783     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  939 15:48:20.737310      USB0 port 0 child on link 0 USB2 port 0
  940 15:48:20.740061       USB2 port 0
  941 15:48:20.743210       USB2 port 1
  942 15:48:20.743644       USB2 port 2
  943 15:48:20.746597       USB2 port 4
  944 15:48:20.747025       USB2 port 8
  945 15:48:20.750119     PCI: 00:14.1
  946 15:48:20.750516     PCI: 00:14.2
  947 15:48:20.759955     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  948 15:48:20.763543     PCI: 00:15.0 child on link 0 I2C: 01:5c
  949 15:48:20.772865     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  950 15:48:20.776751      I2C: 01:5c
  951 15:48:20.779892     PCI: 00:15.1 child on link 0 I2C: 02:15
  952 15:48:20.789469     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  953 15:48:20.793010      I2C: 02:15
  954 15:48:20.793590     PCI: 00:15.2
  955 15:48:20.796416     PCI: 00:15.3
  956 15:48:20.796945     PCI: 00:16.0
  957 15:48:20.806536     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  958 15:48:20.809868     PCI: 00:16.1
  959 15:48:20.810294     PCI: 00:16.2
  960 15:48:20.813084     PCI: 00:16.3
  961 15:48:20.813533     PCI: 00:16.4
  962 15:48:20.816827     PCI: 00:17.0
  963 15:48:20.817390     PCI: 00:19.0
  964 15:48:20.829347     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  965 15:48:20.839773     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  966 15:48:20.842796     PCI: 00:19.1 child on link 0 I2C: 03:39
  967 15:48:20.852604     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  968 15:48:20.853124      I2C: 03:39
  969 15:48:20.856285      I2C: 03:3a
  970 15:48:20.856793      I2C: 03:1a
  971 15:48:20.859264     PCI: 00:19.2
  972 15:48:20.862950     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  973 15:48:20.872354     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  974 15:48:20.882710     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  975 15:48:20.889469     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  976 15:48:20.892849      PCI: 01:00.0
  977 15:48:20.902369      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  978 15:48:20.902914     PCI: 00:1c.1
  979 15:48:20.905440     PCI: 00:1c.2
  980 15:48:20.905878     PCI: 00:1c.3
  981 15:48:20.908931     PCI: 00:1c.4
  982 15:48:20.909398     PCI: 00:1c.5
  983 15:48:20.912401     PCI: 00:1c.6
  984 15:48:20.912822     PCI: 00:1c.7
  985 15:48:20.915566     PCI: 00:1d.0
  986 15:48:20.915963     PCI: 00:1d.1
  987 15:48:20.918374     PCI: 00:1d.2
  988 15:48:20.918771     PCI: 00:1d.3
  989 15:48:20.921726     PCI: 00:1e.0
  990 15:48:20.931977     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  991 15:48:20.932380     PCI: 00:1e.1
  992 15:48:20.938753     PCI: 00:1e.2 child on link 0 SPI: 00
  993 15:48:20.948754     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  994 15:48:20.949246      SPI: 00
  995 15:48:20.951430     PCI: 00:1e.3
  996 15:48:20.951824     PCI: 00:1e.4
  997 15:48:20.961976     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  998 15:48:20.965727     PCI: 00:1e.5
  999 15:48:20.966245     PCI: 00:1e.6
 1000 15:48:20.974830     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1001 15:48:20.978309     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1002 15:48:20.988486     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1003 15:48:20.989026      PNP: 0c09.0
 1004 15:48:20.998348      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1005 15:48:21.001464     PCI: 00:1f.1
 1006 15:48:21.001997     PCI: 00:1f.2
 1007 15:48:21.011700     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1008 15:48:21.021349     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1009 15:48:21.027946     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1010 15:48:21.031232     PCI: 00:1f.3
 1011 15:48:21.041448     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1012 15:48:21.051269     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1013 15:48:21.054597     PCI: 00:1f.4
 1014 15:48:21.060765     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1015 15:48:21.071376     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1016 15:48:21.073912     PCI: 00:1f.5
 1017 15:48:21.080742     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1018 15:48:21.084186     PCI: 00:1f.6
 1019 15:48:21.090672  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1020 15:48:21.097544  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1021 15:48:21.103789  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1022 15:48:21.107371  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1023 15:48:21.113908  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1024 15:48:21.120426  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1025 15:48:21.127143  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1026 15:48:21.180102  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1027 15:48:21.180687  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1028 15:48:21.181043  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1029 15:48:21.181809  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1030 15:48:21.182189  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1031 15:48:21.182513  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1032 15:48:21.182820  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1033 15:48:21.183116  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1034 15:48:21.183405  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1035 15:48:21.221216  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1036 15:48:21.221789  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1037 15:48:21.222143  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1038 15:48:21.222471  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1039 15:48:21.223175  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1040 15:48:21.223533  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1041 15:48:21.223843  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1042 15:48:21.224141  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1043 15:48:21.225085  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1044 15:48:21.228918  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1045 15:48:21.232301  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1046 15:48:21.238879  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1047 15:48:21.242141  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1048 15:48:21.248178  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1049 15:48:21.251450  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1050 15:48:21.258176  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1051 15:48:21.264909  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1052 15:48:21.268390  avoid_fixed_resources: DOMAIN: 0000
 1053 15:48:21.274674  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1054 15:48:21.281584  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1055 15:48:21.288017  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1056 15:48:21.298232  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1057 15:48:21.304383  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1058 15:48:21.311060  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1059 15:48:21.321300  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1060 15:48:21.327629  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1061 15:48:21.334456  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1062 15:48:21.340786  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1063 15:48:21.350552  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1064 15:48:21.357307  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1065 15:48:21.357849  Setting resources...
 1066 15:48:21.364447  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1067 15:48:21.370632  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1068 15:48:21.374079  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1069 15:48:21.380749  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1070 15:48:21.387472  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1071 15:48:21.397139  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1072 15:48:21.400637  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1073 15:48:21.407392  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1074 15:48:21.410843  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1075 15:48:21.417190  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1076 15:48:21.420353  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1077 15:48:21.423683  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1078 15:48:21.430462  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1079 15:48:21.433161  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1080 15:48:21.440121  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1081 15:48:21.443483  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1082 15:48:21.449944  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1083 15:48:21.453100  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1084 15:48:21.459631  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1085 15:48:21.462837  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1086 15:48:21.469399  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1087 15:48:21.472812  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1088 15:48:21.479680  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1089 15:48:21.483048  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1090 15:48:21.489322  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1091 15:48:21.492605  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1092 15:48:21.499310  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1093 15:48:21.505552  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1094 15:48:21.512283  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1095 15:48:21.519077  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1096 15:48:21.528663  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1097 15:48:21.531942  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1098 15:48:21.538716  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1099 15:48:21.544961  Root Device assign_resources, bus 0 link: 0
 1100 15:48:21.548429  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1101 15:48:21.558270  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1102 15:48:21.564896  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1103 15:48:21.571774  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1104 15:48:21.581523  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1105 15:48:21.588314  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1106 15:48:21.597951  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1107 15:48:21.601563  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1108 15:48:21.608415  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1109 15:48:21.614494  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1110 15:48:21.621199  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1111 15:48:21.628047  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1112 15:48:21.631120  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1113 15:48:21.641267  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1114 15:48:21.644615  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1115 15:48:21.647513  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1116 15:48:21.658086  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1117 15:48:21.664220  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1118 15:48:21.674231  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1119 15:48:21.677855  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1120 15:48:21.684334  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1121 15:48:21.691327  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1122 15:48:21.700910  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1123 15:48:21.707455  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1124 15:48:21.714245  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1125 15:48:21.721098  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1126 15:48:21.727102  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1127 15:48:21.733870  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1128 15:48:21.743897  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1129 15:48:21.747395  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1130 15:48:21.750028  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1131 15:48:21.760261  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1132 15:48:21.766970  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1133 15:48:21.773763  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1134 15:48:21.777043  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1135 15:48:21.783603  LPC: Trying to open IO window from 800 size 1ff
 1136 15:48:21.790057  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1137 15:48:21.799784  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1138 15:48:21.806657  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1139 15:48:21.813357  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1140 15:48:21.823430  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1141 15:48:21.826751  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1142 15:48:21.833088  Root Device assign_resources, bus 0 link: 0
 1143 15:48:21.833694  Done setting resources.
 1144 15:48:21.839777  Show resources in subtree (Root Device)...After assigning values.
 1145 15:48:21.846602   Root Device child on link 0 CPU_CLUSTER: 0
 1146 15:48:21.849943    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1147 15:48:21.850486     APIC: 00
 1148 15:48:21.852941     APIC: 01
 1149 15:48:21.853531     APIC: 03
 1150 15:48:21.853889     APIC: 02
 1151 15:48:21.859466    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1152 15:48:21.869367    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1153 15:48:21.879641    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1154 15:48:21.882930     PCI: 00:00.0
 1155 15:48:21.889774     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1156 15:48:21.899487     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1157 15:48:21.909385     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1158 15:48:21.918796     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1159 15:48:21.929009     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1160 15:48:21.939534     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1161 15:48:21.945394     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1162 15:48:21.955779     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1163 15:48:21.964930     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1164 15:48:21.975221     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1165 15:48:21.985504     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1166 15:48:21.995364     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1167 15:48:22.002142     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1168 15:48:22.011366     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1169 15:48:22.021369     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1170 15:48:22.024605     PCI: 00:02.0
 1171 15:48:22.034886     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1172 15:48:22.044583     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1173 15:48:22.054250     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1174 15:48:22.054685     PCI: 00:04.0
 1175 15:48:22.064692     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1176 15:48:22.067680     PCI: 00:08.0
 1177 15:48:22.078002     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1178 15:48:22.080563     PCI: 00:14.0 child on link 0 USB0 port 0
 1179 15:48:22.091102     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1180 15:48:22.097350      USB0 port 0 child on link 0 USB2 port 0
 1181 15:48:22.097886       USB2 port 0
 1182 15:48:22.100903       USB2 port 1
 1183 15:48:22.101473       USB2 port 2
 1184 15:48:22.103943       USB2 port 4
 1185 15:48:22.104373       USB2 port 8
 1186 15:48:22.107365     PCI: 00:14.1
 1187 15:48:22.107806     PCI: 00:14.2
 1188 15:48:22.120911     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1189 15:48:22.124216     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1190 15:48:22.134171     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1191 15:48:22.134642      I2C: 01:5c
 1192 15:48:22.140668     PCI: 00:15.1 child on link 0 I2C: 02:15
 1193 15:48:22.150553     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1194 15:48:22.151081      I2C: 02:15
 1195 15:48:22.153964     PCI: 00:15.2
 1196 15:48:22.154500     PCI: 00:15.3
 1197 15:48:22.156918     PCI: 00:16.0
 1198 15:48:22.166790     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1199 15:48:22.167312     PCI: 00:16.1
 1200 15:48:22.170050     PCI: 00:16.2
 1201 15:48:22.170529     PCI: 00:16.3
 1202 15:48:22.173390     PCI: 00:16.4
 1203 15:48:22.173824     PCI: 00:17.0
 1204 15:48:22.176814     PCI: 00:19.0
 1205 15:48:22.187042     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1206 15:48:22.196618     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1207 15:48:22.203301     PCI: 00:19.1 child on link 0 I2C: 03:39
 1208 15:48:22.213600     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1209 15:48:22.214143      I2C: 03:39
 1210 15:48:22.216407      I2C: 03:3a
 1211 15:48:22.216941      I2C: 03:1a
 1212 15:48:22.219581     PCI: 00:19.2
 1213 15:48:22.223017     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1214 15:48:22.232949     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1215 15:48:22.243295     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1216 15:48:22.252836     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1217 15:48:22.255939      PCI: 01:00.0
 1218 15:48:22.266048      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1219 15:48:22.266572     PCI: 00:1c.1
 1220 15:48:22.269348     PCI: 00:1c.2
 1221 15:48:22.269776     PCI: 00:1c.3
 1222 15:48:22.272525     PCI: 00:1c.4
 1223 15:48:22.272951     PCI: 00:1c.5
 1224 15:48:22.276054     PCI: 00:1c.6
 1225 15:48:22.276615     PCI: 00:1c.7
 1226 15:48:22.279183     PCI: 00:1d.0
 1227 15:48:22.279629     PCI: 00:1d.1
 1228 15:48:22.282592     PCI: 00:1d.2
 1229 15:48:22.283020     PCI: 00:1d.3
 1230 15:48:22.285989     PCI: 00:1e.0
 1231 15:48:22.295756     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1232 15:48:22.296291     PCI: 00:1e.1
 1233 15:48:22.302655     PCI: 00:1e.2 child on link 0 SPI: 00
 1234 15:48:22.312208     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1235 15:48:22.312729      SPI: 00
 1236 15:48:22.315905     PCI: 00:1e.3
 1237 15:48:22.316498     PCI: 00:1e.4
 1238 15:48:22.325711     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1239 15:48:22.328971     PCI: 00:1e.5
 1240 15:48:22.329420     PCI: 00:1e.6
 1241 15:48:22.339032     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1242 15:48:22.345564     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1243 15:48:22.352123     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1244 15:48:22.355569      PNP: 0c09.0
 1245 15:48:22.362130      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1246 15:48:22.365366     PCI: 00:1f.1
 1247 15:48:22.365797     PCI: 00:1f.2
 1248 15:48:22.375741     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1249 15:48:22.384985     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1250 15:48:22.395270     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1251 15:48:22.398877     PCI: 00:1f.3
 1252 15:48:22.408351     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1253 15:48:22.418450     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1254 15:48:22.418897     PCI: 00:1f.4
 1255 15:48:22.428099     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1256 15:48:22.438070     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1257 15:48:22.441432     PCI: 00:1f.5
 1258 15:48:22.451242     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1259 15:48:22.451796     PCI: 00:1f.6
 1260 15:48:22.454470  Done allocating resources.
 1261 15:48:22.460552  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113982 exit 29
 1262 15:48:22.463988  Enabling resources...
 1263 15:48:22.467398  PCI: 00:00.0 subsystem <- 8086/590c
 1264 15:48:22.470768  PCI: 00:00.0 cmd <- 06
 1265 15:48:22.473997  PCI: 00:02.0 subsystem <- 8086/591c
 1266 15:48:22.477422  PCI: 00:02.0 cmd <- 03
 1267 15:48:22.477861  PCI: 00:04.0 cmd <- 02
 1268 15:48:22.480741  PCI: 00:08.0 cmd <- 06
 1269 15:48:22.483486  PCI: 00:14.0 subsystem <- 8086/9d2f
 1270 15:48:22.486933  PCI: 00:14.0 cmd <- 02
 1271 15:48:22.490256  PCI: 00:14.2 subsystem <- 8086/9d31
 1272 15:48:22.493557  PCI: 00:14.2 cmd <- 02
 1273 15:48:22.496984  PCI: 00:15.0 subsystem <- 8086/9d60
 1274 15:48:22.500304  PCI: 00:15.0 cmd <- 06
 1275 15:48:22.503061  PCI: 00:15.1 subsystem <- 8086/9d61
 1276 15:48:22.506462  PCI: 00:15.1 cmd <- 06
 1277 15:48:22.509916  PCI: 00:16.0 subsystem <- 8086/9d3a
 1278 15:48:22.510082  PCI: 00:16.0 cmd <- 02
 1279 15:48:22.516617  PCI: 00:19.0 subsystem <- 8086/9d66
 1280 15:48:22.516759  PCI: 00:19.0 cmd <- 06
 1281 15:48:22.520041  PCI: 00:19.1 subsystem <- 8086/9d65
 1282 15:48:22.522813  PCI: 00:19.1 cmd <- 06
 1283 15:48:22.526238  PCI: 00:1c.0 bridge ctrl <- 0003
 1284 15:48:22.529789  PCI: 00:1c.0 subsystem <- 8086/9d10
 1285 15:48:22.533150  PCI: 00:1c.0 cmd <- 06
 1286 15:48:22.536387  PCI: 00:1e.0 subsystem <- 8086/9d27
 1287 15:48:22.539804  PCI: 00:1e.0 cmd <- 06
 1288 15:48:22.542558  PCI: 00:1e.2 subsystem <- 8086/9d29
 1289 15:48:22.545935  PCI: 00:1e.2 cmd <- 06
 1290 15:48:22.549426  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1291 15:48:22.552930  PCI: 00:1e.4 cmd <- 06
 1292 15:48:22.555628  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1293 15:48:22.555720  PCI: 00:1e.6 cmd <- 06
 1294 15:48:22.562352  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1295 15:48:22.562501  PCI: 00:1f.0 cmd <- 407
 1296 15:48:22.565900  PCI: 00:1f.2 subsystem <- 8086/9d21
 1297 15:48:22.569491  PCI: 00:1f.2 cmd <- 02
 1298 15:48:22.572081  PCI: 00:1f.3 subsystem <- 8086/9d71
 1299 15:48:22.575435  PCI: 00:1f.3 cmd <- 02
 1300 15:48:22.578801  PCI: 00:1f.4 subsystem <- 8086/9d23
 1301 15:48:22.582230  PCI: 00:1f.4 cmd <- 03
 1302 15:48:22.585495  PCI: 00:1f.5 subsystem <- 8086/9d24
 1303 15:48:22.588996  PCI: 00:1f.5 cmd <- 406
 1304 15:48:22.596276  PCI: 01:00.0 subsystem <- 8086/095a
 1305 15:48:22.596373  PCI: 01:00.0 cmd <- 02
 1306 15:48:22.600414  done.
 1307 15:48:22.618330  ME: Version : 11.8.50.3470
 1308 15:48:22.625125  BS: BS_DEV_ENABLE times (us): entry 288 run 139289 exit 20127
 1309 15:48:22.628461  Initializing devices...
 1310 15:48:22.631680  Root Device init ...
 1311 15:48:22.635080  Chrome EC: Set SMI mask to 0x0000000000000001
 1312 15:48:22.641879  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1313 15:48:22.648780  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1314 15:48:22.652247  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1315 15:48:22.659144  Chrome EC: Set WAKE mask to 0x0000000000000000
 1316 15:48:22.661846  Root Device init finished in 30845 usecs
 1317 15:48:22.665127  CPU_CLUSTER: 0 init ...
 1318 15:48:22.668670  CPU_CLUSTER: 0 init finished in 2443 usecs
 1319 15:48:22.672819  PCI: 00:00.0 init ...
 1320 15:48:22.676246  CPU TDP: 5 Watts
 1321 15:48:22.679551  CPU PL2 = 18 Watts
 1322 15:48:22.682786  PCI: 00:00.0 init finished in 6978 usecs
 1323 15:48:22.686329  PCI: 00:02.0 init ...
 1324 15:48:22.689590  PCI: 00:02.0 init finished in 2248 usecs
 1325 15:48:22.692986  PCI: 00:04.0 init ...
 1326 15:48:22.696247  PCI: 00:04.0 init finished in 2249 usecs
 1327 15:48:22.699652  PCI: 00:08.0 init ...
 1328 15:48:22.702512  PCI: 00:08.0 init finished in 2249 usecs
 1329 15:48:22.706153  PCI: 00:14.0 init ...
 1330 15:48:22.708882  PCI: 00:14.0 init finished in 2249 usecs
 1331 15:48:22.712413  PCI: 00:14.2 init ...
 1332 15:48:22.715955  PCI: 00:14.2 init finished in 2249 usecs
 1333 15:48:22.719652  PCI: 00:15.0 init ...
 1334 15:48:22.722161  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1335 15:48:22.725542  PCI: 00:15.0 init finished in 5967 usecs
 1336 15:48:22.728966  PCI: 00:15.1 init ...
 1337 15:48:22.732693  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1338 15:48:22.736039  PCI: 00:15.1 init finished in 5965 usecs
 1339 15:48:22.738753  PCI: 00:16.0 init ...
 1340 15:48:22.741813  PCI: 00:16.0 init finished in 2248 usecs
 1341 15:48:22.746260  PCI: 00:19.1 init ...
 1342 15:48:22.749717  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1343 15:48:22.756615  PCI: 00:19.1 init finished in 5965 usecs
 1344 15:48:22.757049  PCI: 00:1c.0 init ...
 1345 15:48:22.760071  Initializing PCH PCIe bridge.
 1346 15:48:22.766150  PCI: 00:1c.0 init finished in 5287 usecs
 1347 15:48:22.769633  PCI: 00:1e.4 init ...
 1348 15:48:22.773217  PCI: 00:1e.4 init finished in 2249 usecs
 1349 15:48:22.776753  PCI: 00:1f.0 init ...
 1350 15:48:22.780234  IOAPIC: Initializing IOAPIC at 0xfec00000
 1351 15:48:22.787043  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1352 15:48:22.787480  IOAPIC: ID = 0x02
 1353 15:48:22.790559  IOAPIC: Dumping registers
 1354 15:48:22.793335    reg 0x0000: 0x02000000
 1355 15:48:22.796892    reg 0x0001: 0x00770020
 1356 15:48:22.797387    reg 0x0002: 0x00000000
 1357 15:48:22.803522  PCI: 00:1f.0 init finished in 23487 usecs
 1358 15:48:22.806474  PCI: 00:1f.2 init ...
 1359 15:48:22.806912  RTC Init
 1360 15:48:22.809890  Set power on after power failure.
 1361 15:48:22.813304  Disabling ACPI via APMC:
 1362 15:48:22.817488  done.
 1363 15:48:22.817915  Disabling Deep S3
 1364 15:48:22.821497  Disabling Deep S3
 1365 15:48:22.821974  Enabling Deep S4
 1366 15:48:22.825005  Enabling Deep S4
 1367 15:48:22.825485  Enabling Deep S5
 1368 15:48:22.827960  Enabling Deep S5
 1369 15:48:22.831296  PCI: 00:1f.2 init finished in 23777 usecs
 1370 15:48:22.834724  PCI: 00:1f.4 init ...
 1371 15:48:22.837967  PCI: 00:1f.4 init finished in 2260 usecs
 1372 15:48:22.842781  PCI: 01:00.0 init ...
 1373 15:48:22.845957  PCI: 01:00.0 init finished in 2388 usecs
 1374 15:48:22.850044  PNP: 0c09.0 init ...
 1375 15:48:22.856839  Google Chrome EC: Hello got back 11223344 status (0)
 1376 15:48:22.860354  Google Chrome EC: version:
 1377 15:48:22.863067      ro: rammus_v2.0.387-f0df0fe2e
 1378 15:48:22.866382      rw: rammus_v2.0.425-6e0dd622e
 1379 15:48:22.870475    running image: 1
 1380 15:48:22.873357  EC returned error result code 1
 1381 15:48:22.876855  PNP: 0c09.0 init finished in 24388 usecs
 1382 15:48:22.879848  Devices initialized
 1383 15:48:22.880373  Show all devs... After init.
 1384 15:48:22.883260  Root Device: enabled 1
 1385 15:48:22.886683  CPU_CLUSTER: 0: enabled 1
 1386 15:48:22.890042  DOMAIN: 0000: enabled 1
 1387 15:48:22.890467  APIC: 00: enabled 1
 1388 15:48:22.893329  PCI: 00:00.0: enabled 1
 1389 15:48:22.896177  PCI: 00:02.0: enabled 1
 1390 15:48:22.899525  PCI: 00:14.0: enabled 1
 1391 15:48:22.899916  PCI: 00:14.1: enabled 0
 1392 15:48:22.903005  PCI: 00:14.2: enabled 1
 1393 15:48:22.906447  PCI: 00:15.0: enabled 1
 1394 15:48:22.906874  PCI: 00:15.1: enabled 1
 1395 15:48:22.910015  PCI: 00:15.2: enabled 0
 1396 15:48:22.912786  PCI: 00:15.3: enabled 0
 1397 15:48:22.916290  PCI: 00:16.0: enabled 1
 1398 15:48:22.916741  PCI: 00:16.1: enabled 0
 1399 15:48:22.919895  PCI: 00:16.2: enabled 0
 1400 15:48:22.923122  PCI: 00:16.3: enabled 0
 1401 15:48:22.926573  PCI: 00:16.4: enabled 0
 1402 15:48:22.927007  PCI: 00:17.0: enabled 0
 1403 15:48:22.929350  PCI: 00:19.0: enabled 1
 1404 15:48:22.932607  PCI: 00:19.1: enabled 1
 1405 15:48:22.936052  PCI: 00:19.2: enabled 0
 1406 15:48:22.936476  PCI: 00:1c.0: enabled 1
 1407 15:48:22.939534  PCI: 00:1c.1: enabled 0
 1408 15:48:22.942812  PCI: 00:1c.2: enabled 0
 1409 15:48:22.946271  PCI: 00:1c.3: enabled 0
 1410 15:48:22.946698  PCI: 00:1c.4: enabled 0
 1411 15:48:22.949470  PCI: 00:1c.5: enabled 0
 1412 15:48:22.952724  PCI: 00:1c.6: enabled 0
 1413 15:48:22.953149  PCI: 00:1c.7: enabled 0
 1414 15:48:22.956337  PCI: 00:1d.0: enabled 0
 1415 15:48:22.959493  PCI: 00:1d.1: enabled 0
 1416 15:48:22.962207  PCI: 00:1d.2: enabled 0
 1417 15:48:22.962633  PCI: 00:1d.3: enabled 0
 1418 15:48:22.965622  PCI: 00:1e.0: enabled 1
 1419 15:48:22.969008  PCI: 00:1e.1: enabled 0
 1420 15:48:22.972598  PCI: 00:1e.2: enabled 1
 1421 15:48:22.973028  PCI: 00:1e.3: enabled 0
 1422 15:48:22.975992  PCI: 00:1e.4: enabled 1
 1423 15:48:22.979528  PCI: 00:1e.5: enabled 0
 1424 15:48:22.982175  PCI: 00:1e.6: enabled 1
 1425 15:48:22.982498  PCI: 00:1f.0: enabled 1
 1426 15:48:22.985634  PCI: 00:1f.1: enabled 0
 1427 15:48:22.989099  PCI: 00:1f.2: enabled 1
 1428 15:48:22.989425  PCI: 00:1f.3: enabled 1
 1429 15:48:22.992565  PCI: 00:1f.4: enabled 1
 1430 15:48:22.995827  PCI: 00:1f.5: enabled 1
 1431 15:48:22.998634  PCI: 00:1f.6: enabled 0
 1432 15:48:22.998964  USB0 port 0: enabled 1
 1433 15:48:23.002066  I2C: 01:5c: enabled 1
 1434 15:48:23.005554  I2C: 02:15: enabled 1
 1435 15:48:23.005856  I2C: 03:39: enabled 1
 1436 15:48:23.008961  I2C: 03:3a: enabled 1
 1437 15:48:23.011735  I2C: 03:1a: enabled 1
 1438 15:48:23.015299  PCI: 01:00.0: enabled 1
 1439 15:48:23.015601  SPI: 00: enabled 1
 1440 15:48:23.018641  PNP: 0c09.0: enabled 1
 1441 15:48:23.022253  USB2 port 0: enabled 1
 1442 15:48:23.022556  USB2 port 1: enabled 1
 1443 15:48:23.025060  USB2 port 2: enabled 1
 1444 15:48:23.028336  USB2 port 4: enabled 1
 1445 15:48:23.028689  USB2 port 8: enabled 1
 1446 15:48:23.032154  APIC: 01: enabled 1
 1447 15:48:23.035353  APIC: 03: enabled 1
 1448 15:48:23.035693  APIC: 02: enabled 1
 1449 15:48:23.038124  PCI: 00:04.0: enabled 1
 1450 15:48:23.041702  PCI: 00:08.0: enabled 1
 1451 15:48:23.045042  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1452 15:48:23.051284  ELOG: NV offset 0x9f0000 size 0x4000
 1453 15:48:23.058344  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1454 15:48:23.064536  ELOG: Event(17) added with size 13 at 2022-06-24 15:46:46 UTC
 1455 15:48:23.067933  POST: Unexpected post code in previous boot: 0x34
 1456 15:48:23.074489  ELOG: Event(A3) added with size 11 at 2022-06-24 15:46:46 UTC
 1457 15:48:23.081429  ELOG: Event(92) added with size 9 at 2022-06-24 15:46:46 UTC
 1458 15:48:23.088379  ELOG: Event(9A) added with size 9 at 2022-06-24 15:46:46 UTC
 1459 15:48:23.094467  ELOG: Event(AD) added with size 10 at 2022-06-24 15:46:46 UTC
 1460 15:48:23.101056  ELOG: Event(9F) added with size 14 at 2022-06-24 15:46:46 UTC
 1461 15:48:23.107832  BS: BS_DEV_INIT times (us): entry 0 run 416949 exit 59974
 1462 15:48:23.114304  ELOG: Event(A1) added with size 10 at 2022-06-24 15:46:46 UTC
 1463 15:48:23.120685  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1464 15:48:23.127411  ELOG: Event(A0) added with size 9 at 2022-06-24 15:46:46 UTC
 1465 15:48:23.130655  elog_add_boot_reason: Logged dev mode boot
 1466 15:48:23.133693  Finalize devices...
 1467 15:48:23.136851  Devices finalized
 1468 15:48:23.140573  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1469 15:48:23.147332  BS: BS_POST_DEVICE times (us): entry 25551 run 3967 exit 5206
 1470 15:48:23.153302  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 54 exit 0
 1471 15:48:23.160106  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1472 15:48:23.163538  CBFS: Locating 'fallback/dsdt.aml'
 1473 15:48:23.166581  CBFS: Found @ offset 19af40 size 4691
 1474 15:48:23.173382  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1475 15:48:23.176611  CBFS: Locating 'fallback/slic'
 1476 15:48:23.180551  CBFS: 'fallback/slic' not found.
 1477 15:48:23.186968  ACPI: Writing ACPI tables at 7aa9a000.
 1478 15:48:23.187588  ACPI:    * FACS
 1479 15:48:23.190118  ACPI:    * DSDT
 1480 15:48:23.193695  Ramoops buffer: 0x100000@0x7a999000.
 1481 15:48:23.196858  SGX: not enabled or not supported. skip gnvs fill
 1482 15:48:23.201540  ACPI:    * FADT
 1483 15:48:23.201977  SCI is IRQ9
 1484 15:48:23.208516  ACPI: added table 1/32, length now 40
 1485 15:48:23.209069  ACPI:     * SSDT
 1486 15:48:23.211244  Found 1 CPU(s) with 4 core(s) each.
 1487 15:48:23.218136  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1488 15:48:23.221861  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1489 15:48:23.227651  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1490 15:48:23.234536  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1491 15:48:23.240694  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1492 15:48:23.244193  Error: Could not locate 'wifi_sar' in VPD.
 1493 15:48:23.247739  Error: failed from getting SAR limits!
 1494 15:48:23.254967  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1495 15:48:23.257415  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1496 15:48:23.264288  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1497 15:48:23.270749  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1498 15:48:23.274203  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1499 15:48:23.280993  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1500 15:48:23.284352  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1501 15:48:23.290508  ACPI: added table 2/32, length now 44
 1502 15:48:23.290942  ACPI:    * MCFG
 1503 15:48:23.293767  ACPI: added table 3/32, length now 48
 1504 15:48:23.297294  ACPI:    * TPM2
 1505 15:48:23.300574  ACPI: added table 4/32, length now 52
 1506 15:48:23.301006  ACPI:    * MADT
 1507 15:48:23.304144  SCI is IRQ9
 1508 15:48:23.307086  ACPI: added table 5/32, length now 56
 1509 15:48:23.307522  current = 7aa9fa60
 1510 15:48:23.313895  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1511 15:48:23.320842  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1512 15:48:23.323676  CBFS: Found @ offset 167000 size ba8
 1513 15:48:23.330445  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1514 15:48:23.333904  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1515 15:48:23.336735  CBFS: Found @ offset 19f640 size ba8
 1516 15:48:23.343666  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1517 15:48:23.346793  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1518 15:48:23.350168  CBFS: Found @ offset 167cc0 size 64
 1519 15:48:23.356411  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1520 15:48:23.359994  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1521 15:48:23.363555  CBFS: Found @ offset 167cc0 size 64
 1522 15:48:23.369523  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1523 15:48:23.376585  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1524 15:48:23.379954  CBFS: Found @ offset 167c00 size 64
 1525 15:48:23.386137  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1526 15:48:23.389809  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1527 15:48:23.392987  CBFS: Found @ offset 103f00 size 64
 1528 15:48:23.399277  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1529 15:48:23.405819  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1530 15:48:23.409320  CBFS: Found @ offset 103f00 size 64
 1531 15:48:23.409785  ACPI:    * NHLT
 1532 15:48:23.415977  ACPI: added table 6/32, length now 60
 1533 15:48:23.416431  ACPI:    * DMAR
 1534 15:48:23.419557  ACPI: added table 7/32, length now 64
 1535 15:48:23.422348  ACPI: * IGD OpRegion
 1536 15:48:23.425800  GMA: Found VBT in CBFS
 1537 15:48:23.428651  GMA: Found valid VBT in CBFS
 1538 15:48:23.429085  current = 7aaa3610
 1539 15:48:23.432025  ACPI: added table 8/32, length now 68
 1540 15:48:23.435507  ACPI:    * HPET
 1541 15:48:23.439056  ACPI: added table 9/32, length now 72
 1542 15:48:23.439492  ACPI: done.
 1543 15:48:23.442383  ACPI tables: 38592 bytes.
 1544 15:48:23.445812  smbios_write_tables: 7a998000
 1545 15:48:23.448589  Create SMBIOS type 17
 1546 15:48:23.451938  PCI: 01:00.0 (Intel WiFi)
 1547 15:48:23.452396  SMBIOS tables: 662 bytes.
 1548 15:48:23.459176  Writing table forward entry at 0x00000500
 1549 15:48:23.465842  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1550 15:48:23.468473  Writing coreboot table at 0x7aabe000
 1551 15:48:23.471782   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1552 15:48:23.478583   1. 0000000000001000-000000000009ffff: RAM
 1553 15:48:23.481869   2. 00000000000a0000-00000000000fffff: RESERVED
 1554 15:48:23.488047   3. 0000000000100000-000000007a997fff: RAM
 1555 15:48:23.491637   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1556 15:48:23.498399   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1557 15:48:23.504565   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1558 15:48:23.507985   7. 000000007b000000-000000007fffffff: RESERVED
 1559 15:48:23.511244   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1560 15:48:23.517824   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1561 15:48:23.520609  10. 00000000fed10000-00000000fed19fff: RESERVED
 1562 15:48:23.527604  11. 00000000fed80000-00000000fed84fff: RESERVED
 1563 15:48:23.531027  12. 00000000fed90000-00000000fed91fff: RESERVED
 1564 15:48:23.537199  13. 0000000100000000-000000017effffff: RAM
 1565 15:48:23.540881  Graphics framebuffer located at 0xc0000000
 1566 15:48:23.544362  Passing 6 GPIOs to payload:
 1567 15:48:23.547115              NAME |       PORT | POLARITY |     VALUE
 1568 15:48:23.554022     write protect |  undefined |     high |       low
 1569 15:48:23.560564          recovery |  undefined |     high |       low
 1570 15:48:23.563921               lid |  undefined |     high |      high
 1571 15:48:23.570546             power |  undefined |     high |       low
 1572 15:48:23.573925             oprom |  undefined |     high |       low
 1573 15:48:23.580929          EC in RW | 0x00000036 |     high |       low
 1574 15:48:23.581050  Board ID: 6
 1575 15:48:23.586919  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1576 15:48:23.593838  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum bfbf
 1577 15:48:23.597225  coreboot table: 1428 bytes.
 1578 15:48:23.600596  IMD ROOT    0. 7afff000 00001000
 1579 15:48:23.604048  IMD SMALL   1. 7affe000 00001000
 1580 15:48:23.606682  FSP MEMORY  2. 7abfe000 00400000
 1581 15:48:23.610353  CONSOLE     3. 7abde000 00020000
 1582 15:48:23.613695  TIME STAMP  4. 7abdd000 00000910
 1583 15:48:23.617040  VBOOT       5. 7abdc000 00000c0c
 1584 15:48:23.620528  MRC DATA    6. 7abda000 00001878
 1585 15:48:23.623096  ROMSTG STCK 7. 7abd9000 00000400
 1586 15:48:23.626575  AFTER CAR   8. 7abd0000 00009000
 1587 15:48:23.630053  RAMSTAGE    9. 7ab05000 000cb000
 1588 15:48:23.633645  REFCODE    10. 7aad6000 0002f000
 1589 15:48:23.636477  SMM BACKUP 11. 7aac6000 00010000
 1590 15:48:23.640111  COREBOOT   12. 7aabe000 00008000
 1591 15:48:23.643810  ACPI       13. 7aa9a000 00024000
 1592 15:48:23.646355  ACPI GNVS  14. 7aa99000 00001000
 1593 15:48:23.649602  RAMOOPS    15. 7a999000 00100000
 1594 15:48:23.653136  SMBIOS     16. 7a998000 00000800
 1595 15:48:23.656808  IMD small region:
 1596 15:48:23.660129    IMD ROOT    0. 7affec00 00000400
 1597 15:48:23.662941    FSP RUNTIME 1. 7affebe0 00000004
 1598 15:48:23.666255    VBOOT SEL   2. 7affebc0 00000008
 1599 15:48:23.669595    EC HOSTEVENT 3. 7affeba0 00000008
 1600 15:48:23.673160    POWER STATE 4. 7affeb60 00000040
 1601 15:48:23.676076    ROMSTAGE    5. 7affeb40 00000004
 1602 15:48:23.679335    MEM INFO    6. 7affe980 000001a9
 1603 15:48:23.682828    COREBOOTFWD 7. 7affe940 00000028
 1604 15:48:23.686595  MTRR: Physical address space:
 1605 15:48:23.692438  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1606 15:48:23.699172  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1607 15:48:23.705943  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1608 15:48:23.712728  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1609 15:48:23.719454  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1610 15:48:23.725711  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1611 15:48:23.729099  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1612 15:48:23.735953  MTRR: Fixed MSR 0x250 0x0606060606060606
 1613 15:48:23.738890  MTRR: Fixed MSR 0x258 0x0606060606060606
 1614 15:48:23.742281  MTRR: Fixed MSR 0x259 0x0000000000000000
 1615 15:48:23.745775  MTRR: Fixed MSR 0x268 0x0606060606060606
 1616 15:48:23.751947  MTRR: Fixed MSR 0x269 0x0606060606060606
 1617 15:48:23.755869  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1618 15:48:23.759074  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1619 15:48:23.762406  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1620 15:48:23.768683  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1621 15:48:23.772068  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1622 15:48:23.775400  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1623 15:48:23.778923  call enable_fixed_mtrr()
 1624 15:48:23.781682  CPU physical address size: 39 bits
 1625 15:48:23.788627  MTRR: default type WB/UC MTRR counts: 6/5.
 1626 15:48:23.792096  MTRR: UC selected as default type.
 1627 15:48:23.794826  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1628 15:48:23.801779  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1629 15:48:23.808697  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1630 15:48:23.815100  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1631 15:48:23.821319  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1632 15:48:23.821790  
 1633 15:48:23.824505  MTRR check
 1634 15:48:23.827964  Fixed MTRRs   : Enabled
 1635 15:48:23.828434  Variable MTRRs: Enabled
 1636 15:48:23.828861  
 1637 15:48:23.834724  MTRR: Fixed MSR 0x250 0x0606060606060606
 1638 15:48:23.838215  MTRR: Fixed MSR 0x258 0x0606060606060606
 1639 15:48:23.841062  MTRR: Fixed MSR 0x259 0x0000000000000000
 1640 15:48:23.844865  MTRR: Fixed MSR 0x268 0x0606060606060606
 1641 15:48:23.850942  MTRR: Fixed MSR 0x269 0x0606060606060606
 1642 15:48:23.854452  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1643 15:48:23.857795  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1644 15:48:23.861106  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1645 15:48:23.864552  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1646 15:48:23.871266  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1647 15:48:23.874684  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1648 15:48:23.881547  BS: BS_WRITE_TABLES times (us): entry 0 run 533854 exit 145976
 1649 15:48:23.884202  call enable_fixed_mtrr()
 1650 15:48:23.887700  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1651 15:48:23.894250  CPU physical address size: 39 bits
 1652 15:48:23.897618  CBFS: Locating 'fallback/payload'
 1653 15:48:23.901082  MTRR: Fixed MSR 0x250 0x0606060606060606
 1654 15:48:23.904578  MTRR: Fixed MSR 0x250 0x0606060606060606
 1655 15:48:23.908168  MTRR: Fixed MSR 0x258 0x0606060606060606
 1656 15:48:23.914176  MTRR: Fixed MSR 0x259 0x0000000000000000
 1657 15:48:23.917505  MTRR: Fixed MSR 0x268 0x0606060606060606
 1658 15:48:23.920875  MTRR: Fixed MSR 0x269 0x0606060606060606
 1659 15:48:23.924310  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1660 15:48:23.930457  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1661 15:48:23.933741  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1662 15:48:23.937323  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1663 15:48:23.941015  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1664 15:48:23.947724  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1665 15:48:23.950398  MTRR: Fixed MSR 0x258 0x0606060606060606
 1666 15:48:23.953988  call enable_fixed_mtrr()
 1667 15:48:23.957358  MTRR: Fixed MSR 0x259 0x0000000000000000
 1668 15:48:23.960731  MTRR: Fixed MSR 0x268 0x0606060606060606
 1669 15:48:23.964147  MTRR: Fixed MSR 0x269 0x0606060606060606
 1670 15:48:23.970168  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1671 15:48:23.973633  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1672 15:48:23.977133  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1673 15:48:23.980580  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1674 15:48:23.986947  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1675 15:48:23.990277  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1676 15:48:23.993943  CPU physical address size: 39 bits
 1677 15:48:23.996553  call enable_fixed_mtrr()
 1678 15:48:23.999854  CBFS: Found @ offset 223040 size 360b4
 1679 15:48:24.003465  CPU physical address size: 39 bits
 1680 15:48:24.009862  Checking segment from ROM address 0xfff23078
 1681 15:48:24.013281  Checking segment from ROM address 0xfff23094
 1682 15:48:24.016539  Loading segment from ROM address 0xfff23078
 1683 15:48:24.019773    code (compression=0)
 1684 15:48:24.026475    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1685 15:48:24.036388  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1686 15:48:24.039691  it's not compressed!
 1687 15:48:24.122990  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1688 15:48:24.129717  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1689 15:48:24.133395  Loading segment from ROM address 0xfff23094
 1690 15:48:24.136543    Entry Point 0x30104020
 1691 15:48:24.139919  Loaded segments
 1692 15:48:24.164729  Finalizing chipset.
 1693 15:48:24.171212  ME: Host Firmware Status Register 1 : 0x90000245
 1694 15:48:24.174566  ME: Host Firmware Status Register 2 : 0x6B000306
 1695 15:48:24.181230  ME: Host Firmware Status Register 3 : 0x00000020
 1696 15:48:24.184348  ME: Host Firmware Status Register 4 : 0x00084000
 1697 15:48:24.187769  ME: Host Firmware Status Register 5 : 0x00000000
 1698 15:48:24.193942  ME: Host Firmware Status Register 6 : 0x40000002
 1699 15:48:24.197698  ME: FW Partition Table      : OK
 1700 15:48:24.200942  ME: Bringup Loader Failure  : NO
 1701 15:48:24.204384  ME: Firmware Init Complete  : YES
 1702 15:48:24.207616  ME: Manufacturing Mode      : NO
 1703 15:48:24.210349  ME: Boot Options Present    : NO
 1704 15:48:24.213868  ME: Update In Progress      : NO
 1705 15:48:24.217572  ME: D3 Support              : NO
 1706 15:48:24.220622  ME: D0i3 Support            : YES
 1707 15:48:24.223855  ME: Low Power State Enabled : YES
 1708 15:48:24.227183  ME: CPU Replaced            : NO
 1709 15:48:24.230514  ME: CPU Replacement Valid   : YES
 1710 15:48:24.233837  ME: Current Working State   : Normal
 1711 15:48:24.236635  ME: Current Operation State : M0 with UMA
 1712 15:48:24.243436  ME: Current Operation Mode  : Normal
 1713 15:48:24.247024  ME: Error Code              : No Error
 1714 15:48:24.250337  ME: Progress Phase          : Host Communication
 1715 15:48:24.257293  ME: Power Management Event  : Power cycle reset through Moff
 1716 15:48:24.263314  ME: Progress Phase State    : Host communication established
 1717 15:48:24.266615  ME: Power Down Mitigation   : NO
 1718 15:48:24.270108  ME: FPF status              : fused
 1719 15:48:24.270620  Clearing MCA.
 1720 15:48:24.273426  Finalizing SMM.
 1721 15:48:24.279768  BS: BS_PAYLOAD_LOAD times (us): entry 597 run 258699 exit 135102
 1722 15:48:24.283023  mp_park_aps done after 0 msecs.
 1723 15:48:24.286507  Jumping to boot code at 30104020(7aabe000)
 1724 15:48:24.296518  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1725 15:48:24.297021  
 1726 15:48:24.299412  Starting depthcharge on rammus...
 1727 15:48:24.300432  end: 2.2.3 depthcharge-start (duration 00:00:17) [common]
 1728 15:48:24.300952  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1729 15:48:24.301438  Setting prompt string to ['rammus:']
 1730 15:48:24.301860  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1731 15:48:24.306326  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1732 15:48:24.316319  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1733 15:48:24.322478  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1734 15:48:24.329233  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1735 15:48:24.329728  
 1736 15:48:24.330504  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.']
 1738 15:48:24.432036  rammus: tftpboot 192.168.201.1 6677557/tftp-deploy-j7c7qrm7/kernel/bzImage 6677557/tftp-deploy-j7c7qrm7/kernel/cmdline 6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
 1739 15:48:24.432630  Setting prompt string to ['Starting kernel']
 1740 15:48:24.433024  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.']
 1741 15:48:24.433460  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 00:04:43)
 1742 15:48:24.437570  tftpboot 192.168.201.1 6677557/tftp-deploy-j7c7qrm7/kernel/bzImy-j7c7qrm7/kernel/cmdline 6677557/tftp-deploy-j7c7qrm7/ramdisk/ramdisk.cpio.gz
 1743 15:48:24.438024  Waiting for link
 1744 15:48:24.945896  R8152: Initializing
 1745 15:48:24.949299  Version 9 (ocp_data = 6010)
 1746 15:48:24.952702  R8152: Done initializing
 1747 15:48:24.955431  Adding net device
 1748 15:48:25.155788  done.
 1749 15:48:25.156392  MAC: 00:e0:4c:68:0b:d9
 1750 15:48:25.159060  Sending DHCP discover... done.
 1751 15:48:25.162545  Waiting for reply... done.
 1752 15:48:25.165808  Sending DHCP request... done.
 1753 15:48:25.168658  Waiting for reply... done.
 1754 15:48:25.171962  My ip is 192.168.201.10
 1755 15:48:25.175410  The DHCP server ip is 192.168.201.1
 1756 15:48:25.182401  TFTP server IP predefined by user: 192.168.201.1
 1757 15:48:25.188572  Bootfile predefined by user: 6677557/tftp-deploy-j7c7qrm7/kernel/bzImage
 1758 15:48:25.191922  Sending tftp read request... done.
 1759 15:48:25.195339  Waiting for the transfer... 
 1760 15:48:25.464721  00000000 ################################################################
 1761 15:48:25.765984  00080000 ################################################################
 1762 15:48:26.059517  00100000 ################################################################
 1763 15:48:26.336598  00180000 ################################################################
 1764 15:48:26.620063  00200000 ################################################################
 1765 15:48:26.888725  00280000 ################################################################
 1766 15:48:27.167620  00300000 ################################################################
 1767 15:48:27.452591  00380000 ################################################################
 1768 15:48:27.724046  00400000 ################################################################
 1769 15:48:28.003884  00480000 ################################################################
 1770 15:48:28.294187  00500000 ################################################################
 1771 15:48:28.573658  00580000 ################################################################
 1772 15:48:28.844271  00600000 ################################################################
 1773 15:48:29.106782  00680000 ################################################################
 1774 15:48:29.371302  00700000 ################################################################
 1775 15:48:29.666125  00780000 ################################################################
 1776 15:48:29.930886  00800000 ################################################################
 1777 15:48:30.207165  00880000 ################################################################
 1778 15:48:30.477059  00900000 ################################################################
 1779 15:48:30.742544  00980000 ################################################################
 1780 15:48:31.001082  00a00000 ################################################################
 1781 15:48:31.273012  00a80000 ################################################################
 1782 15:48:31.531805  00b00000 ################################################################
 1783 15:48:31.794943  00b80000 ################################################################
 1784 15:48:32.053796  00c00000 ################################################################ done.
 1785 15:48:32.057176  The bootfile was 13099552 bytes long.
 1786 15:48:32.060598  Sending tftp read request... done.
 1787 15:48:32.064065  Waiting for the transfer... 
 1788 15:48:32.318658  00000000 ################################################################
 1789 15:48:32.573187  00080000 ################################################################
 1790 15:48:32.832379  00100000 ################################################################
 1791 15:48:33.087263  00180000 ################################################################
 1792 15:48:33.341631  00200000 ################################################################
 1793 15:48:33.593821  00280000 ################################################################
 1794 15:48:33.849688  00300000 ################################################################
 1795 15:48:34.106053  00380000 ################################################################
 1796 15:48:34.361688  00400000 ################################################################
 1797 15:48:34.619499  00480000 ################################################################
 1798 15:48:34.876266  00500000 ################################################################
 1799 15:48:35.132715  00580000 ################################################################
 1800 15:48:35.389333  00600000 ################################################################
 1801 15:48:35.647234  00680000 ################################################################
 1802 15:48:35.904430  00700000 ################################################################
 1803 15:48:36.160706  00780000 ################################################################
 1804 15:48:36.218107  00800000 ############### done.
 1805 15:48:36.224437  Sending tftp read request... done.
 1806 15:48:36.224533  Waiting for the transfer... 
 1807 15:48:36.227922  00000000 # done.
 1808 15:48:36.237955  Command line loaded dynamically from TFTP file: 6677557/tftp-deploy-j7c7qrm7/kernel/cmdline
 1809 15:48:36.260441  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1810 15:48:36.268549  Shutting down all USB controllers.
 1811 15:48:36.268630  Removing current net device
 1812 15:48:36.271913  Finalizing coreboot
 1813 15:48:36.278634  Exiting depthcharge with code 4 at timestamp: 18214310
 1814 15:48:36.278708  
 1815 15:48:36.278782  Starting kernel ...
 1816 15:48:36.278852  
 1817 15:48:36.278913  
 1818 15:48:36.279211  end: 2.2.4 bootloader-commands (duration 00:00:12) [common]
 1819 15:48:36.279316  start: 2.2.5 auto-login-action (timeout 00:04:31) [common]
 1820 15:48:36.279432  Setting prompt string to ['Linux version [0-9]']
 1821 15:48:36.279539  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.']
 1822 15:48:36.279620  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)
 1823 15:48:37.898445  start: 2.2.5.1 login-action (timeout 00:04:29) [common]
 1824 15:48:37.898608  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.
 1825 15:48:37.898711  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:.*?$']
 1826 15:48:37.898799  Using line separator: #'\n'#
 1827 15:48:37.898871  No login prompt set.
 1828 15:48:37.898940  Parsing kernel messages
 1829 15:48:37.899000  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1830 15:48:37.899119  [login-action] Waiting for messages, (timeout 00:04:29)
 1831 15:48:37.918075  [    0.000000] Linux version 5.10.124-cip9 (KernelCI@build-j257788-x86-64-gcc-10-x86-64-defconfig-x86-chromeboo2hdhf) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Jun 24 15:37:56 UTC 2022
 1832 15:48:37.944841  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1833 15:48:37.951616  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1834 15:48:37.961123  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1835 15:48:37.968086  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1836 15:48:37.974056  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1837 15:48:37.980885  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1838 15:48:37.987750  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1839 15:48:37.993876  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1840 15:48:38.000697  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1841 15:48:38.013465  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1842 15:48:38.016802  [    0.000000] BIOS-provided physical RAM map:
 1843 15:48:38.023375  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1844 15:48:38.033370  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1845 15:48:38.040004  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1846 15:48:38.046668  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1847 15:48:38.056093  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1848 15:48:38.062912  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1849 15:48:38.069808  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1850 15:48:38.079322  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1851 15:48:38.086221  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1852 15:48:38.095684  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1853 15:48:38.102601  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1854 15:48:38.108848  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1855 15:48:38.115944  [    0.000000] NX (Execute Disable) protection: active
 1856 15:48:38.118724  [    0.000000] SMBIOS 2.7 present.
 1857 15:48:38.125353  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1858 15:48:38.128650  [    0.000000] tsc: Detected 1600.000 MHz processor
 1859 15:48:38.135223  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1860 15:48:38.141482  [    0.000040] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1861 15:48:38.148365  [    0.001066] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1862 15:48:38.155028  [    0.005623] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1863 15:48:38.161166  [    0.017878] check: Scanning 1 areas for low memory corruption
 1864 15:48:38.164504  [    0.017888] Using GB pages for direct mapping
 1865 15:48:38.171262  [    0.018442] RAMDISK: [mem 0x377e2000-0x37ffffff]
 1866 15:48:38.177656  [    0.018447] ACPI: Early table checksum verification disabled
 1867 15:48:38.184417  [    0.018453] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1868 15:48:38.193949  [    0.018463] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1869 15:48:38.204031  [    0.018476] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1870 15:48:38.213725  [    0.018488] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1871 15:48:38.217136  [    0.018497] ACPI: FACS 0x000000007AA9A240 000040
 1872 15:48:38.223203  [    0.018505] ACPI: FACS 0x000000007AA9A240 000040
 1873 15:48:38.233103  [    0.018514] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1874 15:48:38.243248  [    0.018523] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1875 15:48:38.249967  [    0.018532] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1876 15:48:38.259431  [    0.018540] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 1877 15:48:38.269714  [    0.018549] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 1878 15:48:38.279171  [    0.018558] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1879 15:48:38.289120  [    0.018567] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 1880 15:48:38.298857  [    0.018576] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1881 15:48:38.305597  [    0.018585] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 1882 15:48:38.315203  [    0.018589] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 1883 15:48:38.321818  [    0.018592] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1884 15:48:38.331890  [    0.018596] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1885 15:48:38.338371  [    0.018599] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 1886 15:48:38.347804  [    0.018603] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 1887 15:48:38.354648  [    0.018606] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 1888 15:48:38.361504  [    0.018610] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 1889 15:48:38.370922  [    0.018613] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 1890 15:48:38.377758  [    0.018617] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 1891 15:48:38.384429  [    0.018620] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 1892 15:48:38.393985  [    0.018624] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 1893 15:48:38.397468  [    0.018752] No NUMA configuration found
 1894 15:48:38.404337  [    0.018756] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 1895 15:48:38.414017  [    0.018763] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]
 1896 15:48:38.414106  [    0.018795] Zone ranges:
 1897 15:48:38.420339  [    0.018799]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1898 15:48:38.430403  [    0.018805]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1899 15:48:38.437006  [    0.018810]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 1900 15:48:38.440354  [    0.018816] Movable zone start for each node
 1901 15:48:38.443721  [    0.018819] Early memory node ranges
 1902 15:48:38.450375  [    0.018823]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1903 15:48:38.459945  [    0.018827]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 1904 15:48:38.466810  [    0.018830]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 1905 15:48:38.472820  [    0.018835] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 1906 15:48:38.479846  [    0.018861] On node 0, zone DMA: 1 pages in unavailable ranges
 1907 15:48:38.486479  [    0.018897] On node 0, zone DMA: 96 pages in unavailable ranges
 1908 15:48:38.492693  [    0.028738] On node 0, zone Normal: 22120 pages in unavailable ranges
 1909 15:48:38.502759  [    0.028792] On node 0, zone Normal: 4096 pages in unavailable ranges
 1910 15:48:38.509488  [    0.028815] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 1911 15:48:38.512270  [    0.029153] ACPI: PM-Timer IO Port: 0x1808
 1912 15:48:38.522568  [    0.029203] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 1913 15:48:38.529231  [    0.029213] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1914 15:48:38.535281  [    0.029217] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 1915 15:48:38.541815  [    0.029229] Using ACPI (MADT) for SMP configuration information
 1916 15:48:38.548752  [    0.029233] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 1917 15:48:38.552085  [    0.029239] TSC deadline timer available
 1918 15:48:38.558841  [    0.029243] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 1919 15:48:38.565041  [    0.029265] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1920 15:48:38.575306  [    0.029270] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1921 15:48:38.584925  [    0.029274] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 1922 15:48:38.591707  [    0.029277] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 1923 15:48:38.601212  [    0.029281] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 1924 15:48:38.608199  [    0.029284] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 1925 15:48:38.617798  [    0.029287] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 1926 15:48:38.627827  [    0.029290] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 1927 15:48:38.633970  [    0.029294] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 1928 15:48:38.643979  [    0.029297] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 1929 15:48:38.650863  [    0.029300] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 1930 15:48:38.660479  [    0.029303] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 1931 15:48:38.667457  [    0.029307] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 1932 15:48:38.676936  [    0.029310] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 1933 15:48:38.686589  [    0.029313] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 1934 15:48:38.693280  [    0.029320] [mem 0x80000000-0xdfffffff] available for PCI devices
 1935 15:48:38.703574  [    0.029325] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1936 15:48:38.713057  [    0.040220] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 1937 15:48:38.720068  [    0.040439] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 1938 15:48:38.726582  [    0.040495] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 1939 15:48:38.729247  [    0.040498] Policy zone: Normal
 1940 15:48:38.756143  [    0.040509] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1941 15:48:38.765719  [    0.040926] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1942 15:48:38.772470  [    0.041123] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1943 15:48:38.779309  [    0.041191] mem auto-init: stack:off, heap alloc:off, heap free:off
 1944 15:48:38.795345  [    0.059303] Memory: 3892576K/4089052K available (18450K kernel code, 3458K rwdata, 5992K rodata, 1688K init, 11616K bss, 196216K reserved, 0K cma-reserved)
 1945 15:48:38.802094  [    0.059417] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 1946 15:48:38.808965  [    0.059460] Kernel/User page tables isolation: enabled
 1947 15:48:38.815093  [    0.059522] ftrace: allocating 52716 entries in 206 pages
 1948 15:48:38.821820  [    0.088062] ftrace: allocated 206 pages with 5 groups
 1949 15:48:38.825211  [    0.088282] Running RCU self tests
 1950 15:48:38.828677  [    0.088294] rcu: Hierarchical RCU implementation.
 1951 15:48:38.834692  [    0.088297] rcu: 	RCU event tracing is enabled.
 1952 15:48:38.841236  [    0.088301] rcu: 	RCU lockdep checking is enabled.
 1953 15:48:38.847822  [    0.088304] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 1954 15:48:38.851237  [    0.088308] 	Rude variant of Tasks RCU enabled.
 1955 15:48:38.858018  [    0.088311] 	Tracing variant of Tasks RCU enabled.
 1956 15:48:38.867555  [    0.088315] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1957 15:48:38.874481  [    0.088319] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 1958 15:48:38.881110  [    0.095347] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 1959 15:48:38.884405  [    0.095741] random: crng init done
 1960 15:48:38.891143  [    0.095825] Console: colour dummy device 80x25
 1961 15:48:38.894439  [    0.170909] printk: console [ttyS0] enabled
 1962 15:48:38.903912  [    0.171276] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1963 15:48:38.907384  [    0.171937] ... MAX_LOCKDEP_SUBCLASSES:  8
 1964 15:48:38.913631  [    0.172291] ... MAX_LOCK_DEPTH:          48
 1965 15:48:38.917083  [    0.172652] ... MAX_LOCKDEP_KEYS:        8192
 1966 15:48:38.923762  [    0.173027] ... CLASSHASH_SIZE:          4096
 1967 15:48:38.927119  [    0.173402] ... MAX_LOCKDEP_ENTRIES:     32768
 1968 15:48:38.933923  [    0.173785] ... MAX_LOCKDEP_CHAINS:      65536
 1969 15:48:38.936635  [    0.174167] ... CHAINHASH_SIZE:          32768
 1970 15:48:38.943339  [    0.174550]  memory used by lock dependency info: 6365 kB
 1971 15:48:38.950099  [    0.175018]  memory used for stack traces: 4224 kB
 1972 15:48:38.953497  [    0.175429]  per task-struct memory footprint: 1920 bytes
 1973 15:48:38.959768  [    0.175934] ACPI: Core revision 20200925
 1974 15:48:38.966456  [    0.176471] hpet: HPET dysfunctional in PC10. Force disabled.
 1975 15:48:38.969888  [    0.176970] APIC: Switch to symmetric I/O mode setup
 1976 15:48:38.983053  [    0.181437] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 1977 15:48:38.995930  [    0.182349] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 1978 15:48:38.999293  [    0.183252] pid_max: default: 32768 minimum: 301
 1979 15:48:39.006079  [    0.183336] LSM: Security Framework initializing
 1980 15:48:39.009387  [    0.183336] SELinux:  Initializing.
 1981 15:48:39.012166  [    0.183336] LSM support for eBPF active
 1982 15:48:39.022382  [    0.183336] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1983 15:48:39.029029  [    0.183336] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1984 15:48:39.035132  [    0.183336] mce: CPU0: Thermal monitoring enabled (TM1)
 1985 15:48:39.041786  [    0.183336] process: using mwait in idle threads
 1986 15:48:39.048511  [    0.183336] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 1987 15:48:39.055103  [    0.183336] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 1988 15:48:39.064595  [    0.183336] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1989 15:48:39.067903  [    0.183336] Spectre V2 : Mitigation: Retpolines
 1990 15:48:39.078189  [    0.183336] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1991 15:48:39.084267  [    0.183336] Spectre V2 : Enabling Restricted Speculation for firmware calls
 1992 15:48:39.094433  [    0.183336] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 1993 15:48:39.103981  [    0.183336] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl
 1994 15:48:39.114289  [    0.183336] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 1995 15:48:39.120391  [    0.183336] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 1996 15:48:39.130694  [    0.183336] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 1997 15:48:39.133502  [    0.183336] SRBDS: Vulnerable: No microcode
 1998 15:48:39.140387  [    0.183336] Freeing SMP alternatives memory: 44K
 1999 15:48:39.150298  [    0.183336] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2000 15:48:39.163344  [    0.183872] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2001 15:48:39.166796  [    0.184349] ... version:                4
 2002 15:48:39.170125  [    0.184704] ... bit width:              48
 2003 15:48:39.176089  [    0.185064] ... generic registers:      4
 2004 15:48:39.182780  [    0.185341] ... value mask:             0000ffffffffffff
 2005 15:48:39.186127  [    0.185804] ... max period:             00007fffffffffff
 2006 15:48:39.192927  [    0.186265] ... fixed-purpose events:   3
 2007 15:48:39.199186  [    0.186341] ... event mask:             000000070000000f
 2008 15:48:39.202570  [    0.187238] rcu: Hierarchical SRCU implementation.
 2009 15:48:39.209444  [    0.189025] smp: Bringing up secondary CPUs ...
 2010 15:48:39.212170  [    0.189958] x86: Booting SMP configuration:
 2011 15:48:39.219078  [    0.190353] .... node  #0, CPUs:      #1
 2012 15:48:39.232242  [    0.191428] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.
 2013 15:48:39.252006  [    0.192360] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.
 2014 15:48:39.255263  [    0.193897]  #2 #3
 2015 15:48:39.258668  [    0.195903] smp: Brought up 1 node, 4 CPUs
 2016 15:48:39.262080  [    0.196343] smpboot: Max logical packages: 1
 2017 15:48:39.271565  [    0.196722] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2018 15:48:39.275025  [    0.199610] devtmpfs: initialized
 2019 15:48:39.278338  [    0.199912] x86/mm: Memory block size: 128MB
 2020 15:48:39.291197  [    0.203425] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2021 15:48:39.298043  [    0.204359] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2022 15:48:39.305128  [    0.205308] pinctrl core: initialized pinctrl subsystem
 2023 15:48:39.307934  [    0.205664] PM: RTC time: 15:47:00, date: 2022-06-24
 2024 15:48:39.314644  [    0.206548] NET: Registered protocol family 16
 2025 15:48:39.320804  [    0.207552] audit: initializing netlink subsys (disabled)
 2026 15:48:39.331120  [    0.208052] audit: type=2000 audit(1656085620.025:1): state=initialized audit_enabled=0 res=1
 2027 15:48:39.337233  [    0.208722] thermal_sys: Registered thermal governor 'step_wise'
 2028 15:48:39.343908  [    0.208869] thermal_sys: Registered thermal governor 'user_space'
 2029 15:48:39.347245  [    0.209406] cpuidle: using governor menu
 2030 15:48:39.353750  [    0.210483] ACPI: bus type PCI registered
 2031 15:48:39.363594  [    0.211141] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2032 15:48:39.370450  [    0.211349] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2033 15:48:39.377185  [    0.211962] PCI: Using configuration type 1 for base access
 2034 15:48:39.379769  [    0.232423] Kprobes globally optimized
 2035 15:48:39.389736  [    0.232789] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2036 15:48:39.396569  [    0.233358] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2037 15:48:39.402829  [    0.234091] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2038 15:48:39.409971  [    0.236479] ACPI: Added _OSI(Module Device)
 2039 15:48:39.412813  [    0.236844] ACPI: Added _OSI(Processor Device)
 2040 15:48:39.419716  [    0.237235] ACPI: Added _OSI(3.0 _SCP Extensions)
 2041 15:48:39.426347  [    0.237346] ACPI: Added _OSI(Processor Aggregator Device)
 2042 15:48:39.429803  [    0.237819] ACPI: Added _OSI(Linux-Dell-Video)
 2043 15:48:39.436112  [    0.238210] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2044 15:48:39.442356  [    0.239344] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2045 15:48:39.448985  [    0.250520] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2046 15:48:39.452321  [    0.257888] ACPI: EC: EC started
 2047 15:48:39.455562  [    0.258195] ACPI: EC: interrupt blocked
 2048 15:48:39.462297  [    0.258995] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2049 15:48:39.472476  [    0.259345] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2050 15:48:39.475704  [    0.259982] ACPI: Interpreter enabled
 2051 15:48:39.479035  [    0.260365] ACPI: (supports S0 S3 S4 S5)
 2052 15:48:39.485199  [    0.260715] ACPI: Using IOAPIC for interrupt routing
 2053 15:48:39.494817  [    0.261216] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2054 15:48:39.498235  [    0.276795] ACPI: Power Resource [PRIC] (on)
 2055 15:48:39.508479  [    0.404433] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2056 15:48:39.518048  [    0.404977] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2057 15:48:39.524844  [    0.405585] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2058 15:48:39.537828  [    0.406241] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2059 15:48:39.541173  [    0.407871] PCI host bridge to bus 0000:00
 2060 15:48:39.547424  [    0.408240] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2061 15:48:39.557500  [    0.408344] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2062 15:48:39.564136  [    0.408931] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2063 15:48:39.573977  [    0.409342] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2064 15:48:39.580827  [    0.409986] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2065 15:48:39.590144  [    0.411343] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2066 15:48:39.596907  [    0.411987] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2067 15:48:39.606697  [    0.412342] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2068 15:48:39.613416  [    0.412987] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2069 15:48:39.623588  [    0.413342] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2070 15:48:39.633176  [    0.413986] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2071 15:48:39.639340  [    0.415343] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2072 15:48:39.649613  [    0.415987] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2073 15:48:39.656086  [    0.416342] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2074 15:48:39.666124  [    0.416986] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2075 15:48:39.672228  [    0.417342] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2076 15:48:39.682421  [    0.417986] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2077 15:48:39.692043  [    0.418342] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2078 15:48:39.698810  [    0.419000] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2079 15:48:39.708775  [    0.420343] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2080 15:48:39.714822  [    0.420987] pci_bus 0000:00: root bus resource [bus 00-ff]
 2081 15:48:39.721448  [    0.421415] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2082 15:48:39.728324  [    0.422802] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2083 15:48:39.734363  [    0.423345] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2084 15:48:39.741210  [    0.423943] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2085 15:48:39.747396  [    0.424350] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2086 15:48:39.754305  [    0.425404] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2087 15:48:39.763693  [    0.425946] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2088 15:48:39.770353  [    0.427022] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2089 15:48:39.777085  [    0.428366] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2090 15:48:39.783881  [    0.429541] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2091 15:48:39.789969  [    0.430089] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2092 15:48:39.796811  [    0.430472] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2093 15:48:39.806698  [    0.431633] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2094 15:48:39.812923  [    0.432181] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2095 15:48:39.820041  [    0.432961] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2096 15:48:39.826262  [    0.433386] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2097 15:48:39.833190  [    0.434693] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2098 15:48:39.842744  [    0.435248] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2099 15:48:39.849558  [    0.437108] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2100 15:48:39.855853  [    0.437385] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2101 15:48:39.862433  [    0.437992] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2102 15:48:39.869037  [    0.439040] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2103 15:48:39.878936  [    0.440386] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2104 15:48:39.885823  [    0.441723] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2105 15:48:39.891961  [    0.442418] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2106 15:48:39.898787  [    0.443625] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2107 15:48:39.905418  [    0.444181] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2108 15:48:39.911717  [    0.445080] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2109 15:48:39.918504  [    0.445386] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2110 15:48:39.928182  [    0.446692] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2111 15:48:39.935092  [    0.447242] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2112 15:48:39.941199  [    0.449157] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2113 15:48:39.948121  [    0.449380] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2114 15:48:39.954279  [    0.450663] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2115 15:48:39.960984  [    0.451871] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2116 15:48:39.970907  [    0.452372] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2117 15:48:39.977049  [    0.453583] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2118 15:48:39.984024  [    0.454137] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2119 15:48:39.990162  [    0.455399] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2120 15:48:39.996903  [    0.456079] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2121 15:48:40.003647  [    0.457016] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2122 15:48:40.013332  [    0.457408] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2123 15:48:40.016596  [    0.458062] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2124 15:48:40.023299  [    0.458994] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2125 15:48:40.033523  [    0.459373] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2126 15:48:40.039582  [    0.460871] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2127 15:48:40.046347  [    0.461630] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2128 15:48:40.053050  [    0.463191] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2129 15:48:40.059129  [    0.465949] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2130 15:48:40.065824  [    0.466358] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2131 15:48:40.072319  [    0.468062] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2132 15:48:40.082588  [    0.468585] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2133 15:48:40.088742  [    0.469419] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2134 15:48:40.095744  [    0.470276] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2135 15:48:40.105769  [    0.471576] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2136 15:48:40.111977  [    0.472436] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2137 15:48:40.118820  [    0.473295] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2138 15:48:40.128322  [    0.473574] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2139 15:48:40.131679  [    0.479368] ACPI: EC: interrupt unblocked
 2140 15:48:40.135101  [    0.479735] ACPI: EC: event unblocked
 2141 15:48:40.141431  [    0.480071] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2142 15:48:40.144868  [    0.481343] ACPI: EC: GPE=0x6e
 2143 15:48:40.154891  [    0.481623] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2144 15:48:40.161081  [    0.482231] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2145 15:48:40.167797  [    0.483353] iommu: Default domain type: Translated 
 2146 15:48:40.174418  [    0.483905] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2147 15:48:40.184623  [    0.483938] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2148 15:48:40.191184  [    0.485371] pci 0000:00:02.0: vgaarb: bridge control possible
 2149 15:48:40.193919  [    0.485871] vgaarb: loaded
 2150 15:48:40.197226  [    0.486602] SCSI subsystem initialized
 2151 15:48:40.200703  [    0.486964] ACPI: bus type USB registered
 2152 15:48:40.207412  [    0.487476] usbcore: registered new interface driver usbfs
 2153 15:48:40.213606  [    0.488005] usbcore: registered new interface driver hub
 2154 15:48:40.220372  [    0.488375] usbcore: registered new device driver usb
 2155 15:48:40.223811  [    0.488927] pps_core: LinuxPPS API ver. 1 registered
 2156 15:48:40.236690  [    0.489341] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2157 15:48:40.240045  [    0.490129] PTP clock support registered
 2158 15:48:40.246920  [    0.490545] Advanced Linux Sound Architecture Driver Initialized.
 2159 15:48:40.250334  [    0.492143] NetLabel: Initializing
 2160 15:48:40.253713  [    0.492342] NetLabel:  domain hash size = 128
 2161 15:48:40.260423  [    0.492726] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2162 15:48:40.267864  [    0.493276] NetLabel:  unlabeled traffic allowed by default
 2163 15:48:40.271148  [    0.494442] PCI: Using ACPI for IRQ routing
 2164 15:48:40.278438  [    0.502523] clocksource: Switched to clocksource tsc-early
 2165 15:48:40.282522  [    0.811554] VFS: Disk quotas dquot_6.6.0
 2166 15:48:40.289466  [    0.811941] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2167 15:48:40.293413  [    0.812854] pnp: PnP ACPI init
 2168 15:48:40.300892  [    0.813787] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2169 15:48:40.307838  [    0.814377] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2170 15:48:40.315410  [    0.814951] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2171 15:48:40.322307  [    0.815532] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2172 15:48:40.332166  [    0.816105] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2173 15:48:40.338986  [    0.816688] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2174 15:48:40.345282  [    0.817290] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2175 15:48:40.355406  [    0.817899] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2176 15:48:40.361738  [    0.818482] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2177 15:48:40.368360  [    0.819054] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2178 15:48:40.374991  [    0.820384] system 00:01: [io  0x1800-0x18fe] has been reserved
 2179 15:48:40.381745  [    0.821211] system 00:03: [io  0x0900-0x09fe] has been reserved
 2180 15:48:40.387908  [    0.821938] system 00:04: [io  0x0200] has been reserved
 2181 15:48:40.394577  [    0.822416] system 00:04: [io  0x0204] has been reserved
 2182 15:48:40.401434  [    0.822881] system 00:04: [io  0x0800-0x087f] has been reserved
 2183 15:48:40.408002  [    0.823405] system 00:04: [io  0x0880-0x08ff] has been reserved
 2184 15:48:40.411439  [    0.825962] pnp: PnP ACPI: found 6 devices
 2185 15:48:40.421014  [    0.839121] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2186 15:48:40.427311  [    0.839982] NET: Registered protocol family 2
 2187 15:48:40.434156  [    0.840501] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2188 15:48:40.444273  [    0.842438] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2189 15:48:40.453999  [    0.843337] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2190 15:48:40.463592  [    0.844207] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2191 15:48:40.470328  [    0.846410] TCP: Hash tables configured (established 32768 bind 32768)
 2192 15:48:40.476998  [    0.847217] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2193 15:48:40.486391  [    0.848105] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2194 15:48:40.493270  [    0.848916] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2195 15:48:40.500191  [    0.849853] NET: Registered protocol family 1
 2196 15:48:40.506146  [    0.850781] RPC: Registered named UNIX socket transport module.
 2197 15:48:40.509497  [    0.851313] RPC: Registered udp transport module.
 2198 15:48:40.516125  [    0.851742] RPC: Registered tcp transport module.
 2199 15:48:40.522906  [    0.852156] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2200 15:48:40.529727  [    0.853146] NET: Registered protocol family 44
 2201 15:48:40.532556  [    0.853569] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2202 15:48:40.542831  [    0.854019] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2203 15:48:40.548983  [    0.854632] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2204 15:48:40.555833  [    0.855166] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2205 15:48:40.562615  [    0.855708] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2206 15:48:40.568795  [    0.856300] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2207 15:48:40.578843  [    0.856946] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2208 15:48:40.585015  [    0.857549] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2209 15:48:40.595179  [    0.858140] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2210 15:48:40.601767  [    0.858746] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2211 15:48:40.608493  [    0.859355] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2212 15:48:40.617931  [    0.859954] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2213 15:48:40.624271  [    0.860561] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2214 15:48:40.631063  [    0.861161] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2215 15:48:40.640650  [    0.861767] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2216 15:48:40.647518  [    0.862404] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2217 15:48:40.657136  [    0.863005] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2218 15:48:40.663843  [    0.863612] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2219 15:48:40.670595  [    0.864212] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2220 15:48:40.680666  [    0.864818] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2221 15:48:40.686673  [    0.865441] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2222 15:48:40.696161  [    0.866040] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2223 15:48:40.703090  [    0.866648] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2224 15:48:40.712792  [    0.867566] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2225 15:48:40.716224  [    0.869864] PCI: CLS 64 bytes, default 64
 2226 15:48:40.719628  [    0.870510] Unpacking initramfs...
 2227 15:48:40.725809  [    1.109748] Freeing initrd memory: 8312K
 2228 15:48:40.729169  [    1.110161] DMAR: Host address width 39
 2229 15:48:40.735980  [    1.110562] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2230 15:48:40.745373  [    1.111076] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2231 15:48:40.752205  [    1.111812] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2232 15:48:40.755636  [    1.112364] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2233 15:48:40.765264  [    1.112841] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2234 15:48:40.772009  [    1.113609] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2235 15:48:40.781899  [    1.114169] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2236 15:48:40.791307  [    1.115029] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2237 15:48:40.798100  [    1.115730] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2238 15:48:40.804591  [    1.116230] RAPL PMU: hw unit of domain package 2^-14 Joules
 2239 15:48:40.808049  [    1.116800] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2240 15:48:40.814806  [    1.117270] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2241 15:48:40.821007  [    1.117769] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2242 15:48:40.827861  [    1.119685] kvm: already loaded the other module
 2243 15:48:40.834139  [    1.121852] check: Scanning for low memory corruption every 60 seconds
 2244 15:48:40.840878  [    1.124930] Initialise system trusted keyrings
 2245 15:48:40.847235  [    1.125522] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2246 15:48:40.854195  [    1.141469] NFS: Registering the id_resolver key type
 2247 15:48:40.857632  [    1.141937] Key type id_resolver registered
 2248 15:48:40.860308  [    1.142327] Key type id_legacy registered
 2249 15:48:40.867087  [    1.157967] Key type asymmetric registered
 2250 15:48:40.870667  [    1.158363] Asymmetric key parser 'x509' registered
 2251 15:48:40.880114  [    1.158827] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2252 15:48:40.883481  [    1.159488] io scheduler mq-deadline registered
 2253 15:48:40.890058  [    1.159888] io scheduler kyber registered
 2254 15:48:40.893412  [    1.160430] test_firmware: interface ready
 2255 15:48:40.900159  [    1.162021] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2256 15:48:40.906529  [    1.163587] ACPI: AC Adapter [AC] (on-line)
 2257 15:48:40.916243  [    1.164262] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2258 15:48:40.923077  [    1.165768] ACPI: Lid Switch [LID0]
 2259 15:48:40.929998  [    1.166287] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2260 15:48:40.932800  [    1.167124] ACPI: Power Button [PWRF]
 2261 15:48:40.939682  [    1.167797] ACPI: \_PR_.CP00: Found 3 idle states
 2262 15:48:40.945783  [    1.168774] ACPI: \_PR_.CP01: Found 3 idle states
 2263 15:48:40.949162  [    1.169627] ACPI: \_PR_.CP02: Found 3 idle states
 2264 15:48:40.955994  [    1.170509] ACPI: \_PR_.CP03: Found 3 idle states
 2265 15:48:40.962831  [    1.171757] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2266 15:48:40.969148  [    1.174650] hpet_acpi_add: no address or irqs in _CRS
 2267 15:48:40.972617  [    1.175410] Non-volatile memory driver v1.3
 2268 15:48:40.979165  [    1.175488] battery: ACPI: Battery Slot [BAT0] (battery present)
 2269 15:48:40.985192  [    1.175901] Linux agpgart interface v0.103
 2270 15:48:40.989186  [    1.178849] i915 0000:00:02.0: vgaarb: deactivate vga console
 2271 15:48:41.002055  [    1.231068] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2272 15:48:41.011772  [    1.232412] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2273 15:48:41.024765  [    1.233291] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2274 15:48:41.038180  [    1.234293] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2275 15:48:41.047702  [    1.261555] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2276 15:48:41.054395  [    1.265209] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2277 15:48:41.057799  [    1.280893] loop: module loaded
 2278 15:48:41.064685  [    1.281821] lkdtm: No crash points registered, enable through debugfs
 2279 15:48:41.070825  [    1.302762] printk: console [ttyS0] disabled
 2280 15:48:41.077663  [    1.303465] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2281 15:48:41.087102  [    2.133504] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2282 15:48:41.090411  [    2.138559] printk: console [ttyS0] enabled
 2283 15:48:41.100689  [    2.142061] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2284 15:48:41.110533  [    2.178386] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2285 15:48:41.156862  [    4.534663] clocksource: Switched to clocksource tsc
 2286 15:48:41.163569  [    4.534806] fbcon: i915drmfb (fb0) is primary device
 2287 15:48:41.169823  [    4.536654] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2288 15:48:41.176731  [    4.543946] e100: Intel(R) PRO/100 Network Driver
 2289 15:48:41.183426  [    4.543949] e100: Copyright(c) 1999-2006 Intel Corporation
 2290 15:48:41.186745  [    4.543998] e1000: Intel(R) PRO/1000 Network Driver
 2291 15:48:41.193323  [    4.544000] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2292 15:48:41.200094  [    4.544066] e1000e: Intel(R) PRO/1000 Network Driver
 2293 15:48:41.206748  [    4.544067] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2294 15:48:41.210247  [    4.544137] sky2: driver version 1.30
 2295 15:48:41.216566  [    4.544406] usbcore: registered new interface driver r8152
 2296 15:48:41.223372  [    4.544710] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2297 15:48:41.229549  [    4.544725] ehci-pci: EHCI PCI platform driver
 2298 15:48:41.236440  [    4.544779] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2299 15:48:41.239751  [    4.544791] ohci-pci: OHCI PCI platform driver
 2300 15:48:41.249659  [    4.544838] uhci_hcd: USB Universal Host Controller Interface driver
 2301 15:48:41.253095  [    4.545813] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2302 15:48:41.264003  [    4.546123] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2303 15:48:41.270627  [    4.546675] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2304 15:48:41.280208  [    4.547984] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2305 15:48:41.286985  [    4.548031] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2306 15:48:41.297022  [    4.549928] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2307 15:48:41.307133  [    4.549945] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2308 15:48:41.309863  [    4.549949] usb usb1: Product: xHCI Host Controller
 2309 15:48:41.316602  [    4.549952] usb usb1: Manufacturer: Linux 5.10.124-cip9 xhci-hcd
 2310 15:48:41.323471  [    4.549955] usb usb1: SerialNumber: 0000:00:14.0
 2311 15:48:41.327019  [    4.551416] hub 1-0:1.0: USB hub found
 2312 15:48:41.329769  [    4.551558] hub 1-0:1.0: 12 ports detected
 2313 15:48:41.336481  [    4.555260] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2314 15:48:41.346705  [    4.555686] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2315 15:48:41.352900  [    4.555699] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2316 15:48:41.362894  [    4.556057] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2317 15:48:41.369861  [    4.556066] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2318 15:48:41.376023  [    4.556070] usb usb2: Product: xHCI Host Controller
 2319 15:48:41.382935  [    4.556074] usb usb2: Manufacturer: Linux 5.10.124-cip9 xhci-hcd
 2320 15:48:41.386409  [    4.556077] usb usb2: SerialNumber: 0000:00:14.0
 2321 15:48:41.392445  [    4.557278] hub 2-0:1.0: USB hub found
 2322 15:48:41.396346  [    4.557398] hub 2-0:1.0: 6 ports detected
 2323 15:48:41.412622  [    4.559461] usbcore: registered new interface driver usblp
 2324 15:48:41.413855  [    4.559533] usbcore: registered new interface driver usb-storage
 2325 15:48:41.419525  [    4.559960] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2326 15:48:41.425650  [    4.560086] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2327 15:48:41.439041  [    4.560089] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2328 15:48:41.442568  [    4.560778] i8042: Warning: Keylock active
 2329 15:48:41.448800  [    4.561030] serio: i8042 KBD port at 0x60,0x64 irq 1
 2330 15:48:41.452066  [    4.562961] rtc_cmos 00:02: RTC can wake from S4
 2331 15:48:41.458746  [    4.564896] rtc_cmos 00:02: registered as rtc0
 2332 15:48:41.465611  [    4.565089] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2333 15:48:41.475247  [    4.565501] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2334 15:48:41.482029  [    4.567023] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2335 15:48:41.488883  [    4.567702] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2336 15:48:41.495679  [    4.567757] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2337 15:48:41.502260  [    4.568681] Console: switching to colour frame buffer device 240x67
 2338 15:48:41.508951  [    4.568699] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2339 15:48:41.519169  [    4.570061] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2340 15:48:41.525397  [    4.570093] intel_pstate: Intel P-state driver initializing
 2341 15:48:41.528930  [    4.570865] intel_pstate: HWP enabled
 2342 15:48:41.535765  [    4.570912] sdhci: Secure Digital Host Controller Interface driver
 2343 15:48:41.541856  [    4.570913] sdhci: Copyright(c) Pierre Ossman
 2344 15:48:41.548508  [    4.570953] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2345 15:48:41.555225  [    4.572146] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2346 15:48:41.565227  [    4.572317] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2347 15:48:41.571988  [    4.574163] hid: raw HID events driver (C) Jiri Kosina
 2348 15:48:41.578840  [    4.574921] usbcore: registered new interface driver usbhid
 2349 15:48:41.581632  [    4.574923] usbhid: USB HID core driver
 2350 15:48:41.595079  [    4.575362] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2351 15:48:41.601697  [    4.580513] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2352 15:48:41.615098  [    5.030932] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2353 15:48:41.624718  [    5.038703] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2354 15:48:41.631787  [    5.049637] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2355 15:48:41.637860  [    5.056164] gre: GRE over IPv4 demultiplexor driver
 2356 15:48:41.644707  [    5.061639] ip_gre: GRE over IPv4 tunneling driver
 2357 15:48:41.648085  [    5.067940] IPv4 over IPsec tunneling driver
 2358 15:48:41.654834  [    5.073055] Initializing XFRM netlink socket
 2359 15:48:41.661557  [    5.078640] NET: Registered protocol family 10
 2360 15:48:41.665020  [    5.085371] Segment Routing with IPv6
 2361 15:48:41.671691  [    5.090234] ip6_gre: GRE over IPv6 tunneling driver
 2362 15:48:41.678385  [    5.096011] NET: Registered protocol family 17
 2363 15:48:41.681812  [    5.101099] Key type dns_resolver registered
 2364 15:48:41.694947  [    5.104843] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2
 2365 15:48:41.701822  [    5.119042] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2366 15:48:41.708563  [    5.125274] microcode: Microcode Update Driver: v2.2.
 2367 15:48:41.711942  [    5.125281] IPI shorthand broadcast: enabled
 2368 15:48:41.718236  [    5.131001] mmc0: new HS400 MMC card at address 0001
 2369 15:48:41.728361  [    5.135810] sched_clock: Marking stable (5049081199, 86626095)->(5147785260, -12077966)
 2370 15:48:41.731171  [    5.147048] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2371 15:48:41.737886  [    5.155721] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2372 15:48:41.744731  [    5.155834] registered taskstats version 1
 2373 15:48:41.751633  [    5.162500] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2374 15:48:41.754282  [    5.166964] Loading compiled-in X.509 certificates
 2375 15:48:41.764555  [    5.169188] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2376 15:48:41.771422  [    5.174065] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2377 15:48:41.780913  [    5.180786] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2378 15:48:41.787759  [    5.204893] PM:   Magic number: 10:630:791
 2379 15:48:41.794406  [    5.205610]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2380 15:48:41.797826  [    5.215964] printk: console [netcon0] enabled
 2381 15:48:41.807165  [    5.220729] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2382 15:48:41.810406  [    5.220846] netconsole: network logging started
 2383 15:48:41.817145  [    5.234745] IP-Config: Failed to open gretap0
 2384 15:48:41.820708  [    5.239641] IP-Config: Failed to open erspan0
 2385 15:48:41.827608  [    5.244540] IP-Config: No network devices available
 2386 15:48:41.837282  [    5.250035] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2387 15:48:41.843368  [    5.258819] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2388 15:48:41.853636  [    5.260375] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2389 15:48:41.860444  [    5.269572] modprobe (100) used greatest stack depth: 14120 bytes left
 2390 15:48:41.866504  [    5.272478] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2391 15:48:41.869927  [    5.272573] ALSA device list:
 2392 15:48:41.876683  [    5.272577]   No soundcards found.
 2393 15:48:41.883532  [    5.272784] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2394 15:48:41.889817  [    5.272795] cfg80211: failed to load regulatory.db
 2395 15:48:41.899774  [    5.292209] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2396 15:48:41.906518  [    5.296022] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2397 15:48:41.912625  [    5.298166] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2398 15:48:41.919309  [    5.298169] usb 2-3: Product: USB 10/100/1000 LAN
 2399 15:48:41.922738  [    5.298171] usb 2-3: Manufacturer: Realtek
 2400 15:48:41.929396  [    5.347475] usb 2-3: SerialNumber: 001000001
 2401 15:48:41.936114  [    5.351495] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2402 15:48:41.945725  [    5.360701] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2403 15:48:41.952434  [    5.370259] Freeing unused kernel image (initmem) memory: 1688K
 2404 15:48:41.971338  [    5.389590] Write protecting the kernel read-only data: 26624k
 2405 15:48:41.982523  [    5.397134] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2406 15:48:41.989341  [    5.404739] Freeing unused kernel image (rodata/data gap) memory: 152K
 2407 15:48:41.992119  [    5.412102] Run /init as init process
 2408 15:48:41.998878  [    5.412365] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2409 15:48:42.006939  Loading, please wait...
 2410 15:48:42.016870  Starting version 247.3-7
 2411 15:48:42.027002  [    5.438954] systemd-udevd (123) used greatest stack depth: 13800 bytes left
 2412 15:48:42.079202  [    5.493987] udevadm (125) used greatest stack depth: 13576 bytes left
 2413 15:48:42.136847  [    5.551582] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2414 15:48:42.146560  [    5.560750] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2415 15:48:42.156782  [    5.571603] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2416 15:48:42.220191  [    5.635059] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2417 15:48:42.231472  [    5.646148] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2418 15:48:42.251209  [    5.665969] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2419 15:48:42.260824  [    5.675194] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2420 15:48:42.287109  [    5.702107] r8152 2-3:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2
 2421 15:48:42.300385  [    5.714435] r8152 2-3:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2)
 2422 15:48:42.307924  [    5.723444] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2423 15:48:42.319374  [    5.733451] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2424 15:48:42.330324  [    5.744643] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2425 15:48:42.343918  [    5.758093] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2426 15:48:42.354147  [    5.768677] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2427 15:48:42.363104  [    5.780919] r8152 2-3:1.0 eth0: v1.11.11
 2428 15:48:42.369863  [    5.785772] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2429 15:48:42.375765  [    5.792591] r8152 2-3:1.0 enx00e04c680bd9: renamed from eth0
 2430 15:48:42.394671  [    5.809362] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2431 15:48:42.556777  [    5.971603] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2432 15:48:42.567142  [    5.980788] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2433 15:48:42.569817  [    5.988785] usb 1-9: Product: USB2.0 HD UVC WebCam
 2434 15:48:42.576541  [    5.994163] usb 1-9: Manufacturer: Azurewave
 2435 15:48:42.579915  [    5.998951] usb 1-9: SerialNumber: 0x0001
 2436 15:48:42.594137  [    6.008683] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2437 15:48:42.601032  [    6.015752] udevadm (146) used greatest stack depth: 13400 bytes left
 2438 15:48:42.603837  Begin: Loading essential drivers ... done.
 2439 15:48:42.610557  Begin: Running /scripts/init-premount ... done.
 2440 15:48:42.617295  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2441 15:48:42.623423  Begin: Running /scripts/nfs-premount ... done.
 2442 15:48:42.640550  IP-Config: enx00e04c680bd9 hardware address 00:e0:4c:68:0b:d9 mtu 1500 DHCP
 2443 15:48:42.650586  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2444 15:48:42.654043  SIOCSIFFLAGS: Cannot assign requested address
 2445 15:48:42.660779  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2446 15:48:42.664096  SIOCSIFFLAGS: Cannot assign requested address
 2447 15:48:43.764269  IP-Config: no response after 2 secs - giving up
 2448 15:48:43.795777  IP-Config: enx00e04c680bd9 hardware address 00:e0:4c:68:0b:d9 mtu 1500 DHCP
 2449 15:48:43.802539  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2450 15:48:43.809266  SIOCSIFFLAGS: Cannot assign requested address
 2451 15:48:43.815661  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2452 15:48:43.819051  SIOCSIFFLAGS: Cannot assign requested address
 2453 15:48:43.986564  [    7.401188] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c680bd9: link becomes ready
 2454 15:48:43.992701  [    7.409712] r8152 2-3:1.0 enx00e04c680bd9: carrier on
 2455 15:48:44.915819  IP-Config: enx00e04c680bd9 complete (dhcp from 192.168.201.1):
 2456 15:48:44.925524   address: 192.168.201.10   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2457 15:48:44.931863   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2458 15:48:44.942225   host   : asus-C433TA-AJ0005-rammus-cbg-0                                 
 2459 15:48:44.948510   domain : lava-rack                                                       
 2460 15:48:44.952062   rootserver: 192.168.201.1 rootpath: 
 2461 15:48:44.952198   filename  : 
 2462 15:48:45.021100  [    8.436080] nfsmount (167) used greatest stack depth: 12680 bytes left
 2463 15:48:45.021251  done.
 2464 15:48:45.030309  Begin: Running /scripts/nfs-bottom ... done.
 2465 15:48:45.036413  Begin: Running /scripts/init-bottom ... done.
 2466 15:48:46.022473  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2467 15:48:46.183835  [    9.582402] 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)
 2468 15:48:46.202803  [    9.620620] systemd[1]: Detected architecture x86-64.
 2469 15:48:46.221209  
 2470 15:48:46.224900  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2471 15:48:46.225038  
 2472 15:48:46.235844  [    9.650469] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2473 15:48:46.738648  [   10.153705] systemd[1]: Queued start job for default target Graphical Interface.
 2474 15:48:46.748800  [   10.166580] systemd[1]: Created slice system-getty.slice.
 2475 15:48:46.758226  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2476 15:48:46.765191  [   10.183154] systemd[1]: Created slice system-modprobe.slice.
 2477 15:48:46.774679  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2478 15:48:46.784942  [   10.199099] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2479 15:48:46.791191  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2480 15:48:46.798212  [   10.216039] systemd[1]: Created slice User and Session Slice.
 2481 15:48:46.807592  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2482 15:48:46.817819  [   10.231985] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2483 15:48:46.827989  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2484 15:48:46.837812  [   10.250836] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2485 15:48:46.847484  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2486 15:48:46.861003  [   10.272643] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2487 15:48:46.871194  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2488 15:48:46.877568  [   10.295756] systemd[1]: Reached target Local Encrypted Volumes.
 2489 15:48:46.887876  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2490 15:48:46.894599  [   10.311635] systemd[1]: Reached target Paths.
 2491 15:48:46.897482  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2492 15:48:46.904860  [   10.322604] systemd[1]: Reached target Remote File Systems.
 2493 15:48:46.914438  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2494 15:48:46.921124  [   10.338692] systemd[1]: Reached target Slices.
 2495 15:48:46.927245  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2496 15:48:46.930767  [   10.349602] systemd[1]: Reached target Swap.
 2497 15:48:46.937477  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2498 15:48:46.943823  [   10.360968] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2499 15:48:46.954128  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2500 15:48:46.961035  [   10.378934] systemd[1]: Listening on Journal Audit Socket.
 2501 15:48:46.967779  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2502 15:48:46.977907  [   10.396170] systemd[1]: Listening on Journal Socket (/dev/log).
 2503 15:48:46.988028  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2504 15:48:46.995809  [   10.413699] systemd[1]: Listening on Journal Socket.
 2505 15:48:47.001917  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2506 15:48:47.015728  [   10.430210] systemd[1]: Listening on Network Service Netlink Socket.
 2507 15:48:47.021771  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2508 15:48:47.031387  [   10.449603] systemd[1]: Listening on udev Control Socket.
 2509 15:48:47.038392  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2510 15:48:47.048587  [   10.466466] systemd[1]: Listening on udev Kernel Socket.
 2511 15:48:47.054812  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2512 15:48:47.066917  [   10.485074] systemd[1]: Mounting Huge Pages File System...
 2513 15:48:47.074389           Mounting [0;1;39mHuge Pages File System[0m...
 2514 15:48:47.088742  [   10.503732] systemd[1]: Mounting POSIX Message Queue File System...
 2515 15:48:47.095641           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2516 15:48:47.103836  [   10.522132] systemd[1]: Mounting Kernel Debug File System...
 2517 15:48:47.110396           Mounting [0;1;39mKernel Debug File System[0m...
 2518 15:48:47.121442  [   10.539083] systemd[1]: Mounting Kernel Trace File System...
 2519 15:48:47.127274           Mounting [0;1;39mKernel Trace File System[0m...
 2520 15:48:47.140170  [   10.554820] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2521 15:48:47.149806           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2522 15:48:47.157458  [   10.575754] systemd[1]: Starting Load Kernel Module configfs...
 2523 15:48:47.164304           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2524 15:48:47.175802  [   10.593865] systemd[1]: Starting Load Kernel Module drm...
 2525 15:48:47.182674           Starting [0;1;39mLoad Kernel Module drm[0m...
 2526 15:48:47.190812  [   10.609068] systemd[1]: Starting Load Kernel Module fuse...
 2527 15:48:47.197607           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2528 15:48:47.233997  [   10.645097] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2529 15:48:47.237388  [   10.655649] fuse: init (API version 7.32)
 2530 15:48:47.244205  [   10.661884] systemd[1]: Starting Journal Service...
 2531 15:48:47.250347           Starting [0;1;39mJournal Service[0m...
 2532 15:48:47.261219  [   10.679437] systemd[1]: Starting Load Kernel Modules...
 2533 15:48:47.268194           Starting [0;1;39mLoad Kernel Modules[0m...
 2534 15:48:47.280226  [   10.694762] systemd[1]: Starting Remount Root and Kernel File Systems...
 2535 15:48:47.286470           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2536 15:48:47.296150  [   10.714203] systemd[1]: Starting Coldplug All udev Devices...
 2537 15:48:47.302872           Starting [0;1;39mColdplug All udev Devices[0m...
 2538 15:48:47.312467  [   10.730208] systemd[1]: Mounted Huge Pages File System.
 2539 15:48:47.318473  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2540 15:48:47.331067  [   10.745797] systemd[1]: Mounted POSIX Message Queue File System.
 2541 15:48:47.337768  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2542 15:48:47.344731  [   10.762778] systemd[1]: Mounted Kernel Debug File System.
 2543 15:48:47.350910  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2544 15:48:47.361861  [   10.779654] systemd[1]: Mounted Kernel Trace File System.
 2545 15:48:47.367961  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2546 15:48:47.380370  [   10.795563] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2547 15:48:47.390540  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2548 15:48:47.396834  [   10.815272] systemd[1]: modprobe@configfs.service: Succeeded.
 2549 15:48:47.404416  [   10.822247] systemd[1]: Finished Load Kernel Module configfs.
 2550 15:48:47.413922  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2551 15:48:47.420658  [   10.838702] systemd[1]: Started Journal Service.
 2552 15:48:47.427390  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2553 15:48:47.436125  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2554 15:48:47.449890  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2555 15:48:47.456910  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2556 15:48:47.469488  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2557 15:48:47.479174           Mounting [0;1;39mFUSE Control File System[0m...
 2558 15:48:47.487239           Mounting [0;1;39mKernel Configuration File System[0m...
 2559 15:48:47.502459           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2560 15:48:47.510810           Starting [0;1;39mLoad/Save Random Seed[0m...
 2561 15:48:47.518311           Starting [0;1;39mApply Kernel Variables[0m...
 2562 15:48:47.527855           Starting [0;1;39mCreate System Users[0m...
 2563 15:48:47.537102  [   10.946483] systemd-journald[202]: Received client request to flush runtime journal.
 2564 15:48:47.544758  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 2565 15:48:47.558304  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2566 15:48:47.564550  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2567 15:48:47.575422  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2568 15:48:47.653922  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2569 15:48:48.651434  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2570 15:48:48.663092           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2571 15:48:48.977729  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2572 15:48:49.053798  [   12.468538] systemd-tmpfile (214) used greatest stack depth: 12528 bytes left
 2573 15:48:49.060412  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2574 15:48:49.073199  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2575 15:48:49.084261  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2576 15:48:49.099466           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2577 15:48:49.118467           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2578 15:48:49.329752  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2579 15:48:49.339836           Starting [0;1;39mNetwork Service[0m...
 2580 15:48:49.385886  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2581 15:48:49.397506           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2582 15:48:49.570437  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2583 15:48:49.581229  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2584 15:48:49.670162  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2585 15:48:49.681377  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2586 15:48:49.742975  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2587 15:48:49.831089  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2588 15:48:49.840515  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2589 15:48:49.847243  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2590 15:48:49.895740  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2591 15:48:49.902465  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2592 15:48:49.908793  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2593 15:48:49.918149  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2594 15:48:50.028010           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2595 15:48:50.070239           Starting [0;1;39mUser Login Management[0m...
 2596 15:48:50.122181  [[0;32m  OK  [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m.
 2597 15:48:50.216198  [[0;32m  OK  [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m.
 2598 15:48:50.225802  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2599 15:48:50.236657           Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m...
 2600 15:48:50.270094  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2601 15:48:50.339947           Starting [0;1;39mNetwork Name Resolution[0m...
 2602 15:48:50.458084  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m.
 2603 15:48:50.471767  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2604 15:48:50.485914  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2605 15:48:51.111624  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2606 15:48:51.122072  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2607 15:48:51.134432  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2608 15:48:51.143293           Starting [0;1;39mPermit User Sessions[0m...
 2609 15:48:51.175202  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2610 15:48:51.188991  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2611 15:48:51.200447  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2612 15:48:51.211318  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2613 15:48:51.223578  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2614 15:48:51.235137  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2615 15:48:51.250127           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2616 15:48:51.294952  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2617 15:48:51.346372  
 2618 15:48:51.349061  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2619 15:48:51.349150  
 2620 15:48:51.355838  debian-bullseye-amd64 login: root (automatic login)
 2621 15:48:51.355926  
 2622 15:48:51.655386  Linux debian-bullseye-amd64 5.10.124-cip9 #1 SMP Fri Jun 24 15:37:56 UTC 2022 x86_64
 2623 15:48:51.655540  
 2624 15:48:51.661656  The programs included with the Debian GNU/Linux system are free software;
 2625 15:48:51.668261  the exact distribution terms for each program are described in the
 2626 15:48:51.675088  individual files in /usr/share/doc/*/copyright.
 2627 15:48:51.675180  
 2628 15:48:51.681995  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2629 15:48:51.684728  permitted by applicable law.
 2630 15:48:52.157193  Matched prompt #7: / #
 2632 15:48:52.157579  Setting prompt string to ['/ #']
 2633 15:48:52.157700  end: 2.2.5.1 login-action (duration 00:00:14) [common]
 2635 15:48:52.157937  end: 2.2.5 auto-login-action (duration 00:00:16) [common]
 2636 15:48:52.158044  start: 2.2.6 expect-shell-connection (timeout 00:04:15) [common]
 2637 15:48:52.158127  Setting prompt string to ['/ #']
 2638 15:48:52.158205  Forcing a shell prompt, looking for ['/ #']
 2640 15:48:52.208706  / # 
 2641 15:48:52.208843  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2642 15:48:52.208942  Waiting using forced prompt support (timeout 00:02:30)
 2643 15:48:52.215567  
 2644 15:48:52.215909  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2645 15:48:52.216045  start: 2.2.7 export-device-env (timeout 00:04:15) [common]
 2647 15:48:52.316673  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy'
 2648 15:48:52.322560  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6677557/extract-nfsrootfs-buz2rjsy'
 2650 15:48:52.423538  / # export NFS_SERVER_IP='192.168.201.1'
 2651 15:48:52.429186  export NFS_SERVER_IP='192.168.201.1'
 2652 15:48:52.429528  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2653 15:48:52.429635  end: 2.2 depthcharge-retry (duration 00:00:45) [common]
 2654 15:48:52.429759  end: 2 depthcharge-action (duration 00:00:45) [common]
 2655 15:48:52.430022  start: 3 lava-test-retry (timeout 00:08:36) [common]
 2656 15:48:52.430115  start: 3.1 lava-test-shell (timeout 00:08:36) [common]
 2657 15:48:52.430192  Using namespace: common
 2659 15:48:52.530926  / # #
 2660 15:48:52.531204  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2661 15:48:52.536158  #
 2662 15:48:52.536432  Using /lava-6677557
 2664 15:48:52.637168  / # export SHELL=/bin/bash
 2665 15:48:52.642828  export SHELL=/bin/bash
 2667 15:48:52.743628  / # . /lava-6677557/environment
 2668 15:48:52.749011  . /lava-6677557/environment
 2670 15:48:52.854828  / # /lava-6677557/bin/lava-test-runner /lava-6677557/0
 2671 15:48:52.855030  Test shell timeout: 10s (minimum of the action and connection timeout)
 2672 15:48:52.860839  /lava-6677557/bin/lava-test-runner /lava-6677557/0
 2673 15:48:53.150812  + export TESTRUN_ID=0_timesync-off
 2674 15:48:53.151210  + TESTRUN_ID=0_timesync-off
 2675 15:48:53.157835  + cd /lava-6677557/0/tests/0_timesync-off
 2676 15:48:53.158150  ++ cat uuid
 2677 15:48:53.161856  + UUID=6677557_1.5.2.3.1
 2678 15:48:53.165323  + set +x
 2679 15:48:53.168625  <LAVA_SIGNAL_STARTRUN 0_timesync-off 6677557_1.5.2.3.1>
 2680 15:48:53.169181  Received signal: <STARTRUN> 0_timesync-off 6677557_1.5.2.3.1
 2681 15:48:53.169495  Starting test lava.0_timesync-off (6677557_1.5.2.3.1)
 2682 15:48:53.169799  Skipping test definition patterns.
 2683 15:48:53.172192  + systemctl stop systemd-timesyncd
 2684 15:48:53.199196  Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded.
 2685 15:48:53.199308  + true
 2686 15:48:53.202543  + set +x
 2687 15:48:53.205764  <LAVA_SIGNAL_ENDRUN 0_timesync-off 6677557_1.5.2.3.1>
 2688 15:48:53.206118  Received signal: <ENDRUN> 0_timesync-off 6677557_1.5.2.3.1
 2689 15:48:53.206238  Ending use of test pattern.
 2690 15:48:53.206316  Ending test lava.0_timesync-off (6677557_1.5.2.3.1), duration 0.04
 2692 15:48:53.278377  + export TESTRUN_ID=1_kselftest-lkdtm
 2693 15:48:53.281823  + TESTRUN_ID=1_kselftest-lkdtm
 2694 15:48:53.284591  + cd /lava-6677557/0/tests/1_kselftest-lkdtm
 2695 15:48:53.284674  ++ cat uuid
 2696 15:48:53.289463  + UUID=6677557_1.5.2.3.5
 2697 15:48:53.292863  + set +x
 2698 15:48:53.295615  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 6677557_1.5.2.3.5>
 2699 15:48:53.295870  Received signal: <STARTRUN> 1_kselftest-lkdtm 6677557_1.5.2.3.5
 2700 15:48:53.295946  Starting test lava.1_kselftest-lkdtm (6677557_1.5.2.3.5)
 2701 15:48:53.296037  Skipping test definition patterns.
 2702 15:48:53.298975  + cd ./automated/linux/kselftest/
 2703 15:48:53.335552  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/
 2704 15:48:53.344940  INFO: Generating a skipfile based on /lava-6677557/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2705 15:48:53.426693  INFO: Using the following generated skipfile contents (until EOF):
 2706 15:48:53.430081  breakpoints:breakpoint_test
 2707 15:48:53.433420  breakpoints:step_after_suspend_test
 2708 15:48:53.436197  ftrace:ftracetest
 2709 15:48:53.439807  net:rtnetlink.sh
 2710 15:48:53.439886  net:tls
 2711 15:48:53.443153  netfilter:bridge_brouter.sh
 2712 15:48:53.443240  netfilter:nft_flowtable.sh
 2713 15:48:53.446528  netfilter:nft_trans_stress.sh
 2714 15:48:53.449948  pidfd:pidfd_wait
 2715 15:48:53.450032  INFO: EOF
 2716 15:48:53.455943  INFO: Installing sed perl wget xz-utils iproute2
 2717 15:48:54.142295  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2718 15:49:07.282793  Reading package lists...
 2719 15:49:10.310710  Reading package lists...
 2720 15:49:10.498467  Building dependency tree...
 2721 15:49:10.498623  Reading state information...
 2722 15:49:10.536266  iproute2 is already the newest version (5.10.0-4).
 2723 15:49:10.543010  perl is already the newest version (5.32.1-4+deb11u2).
 2724 15:49:10.545788  sed is already the newest version (4.7-1).
 2725 15:49:10.552648  wget is already the newest version (1.21-1+deb11u1).
 2726 15:49:10.555971  xz-utils is already the newest version (5.2.5-2).
 2727 15:49:10.798928  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2728 15:49:10.908834  --2022-06-24 15:47:34--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.121-cip9-272-g3fb28d4c623b/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2729 15:49:10.932243  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2730 15:49:11.077206  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2731 15:49:11.222405  HTTP request sent, awaiting response... 200 OK
 2732 15:49:11.225662  Length: 3498592 (3.3M) [application/octet-stream]
 2733 15:49:11.228919  Saving to: 'kselftest.tar.xz'
 2734 15:49:11.229023  
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 2736 15:49:12.827079  
 2737 15:49:13.129692  2022-06-24 15:47:36 (2.09 MB/s) - 'kselftest.tar.xz' saved [3498592/3498592]
 2738 15:49:13.129846  
 2739 15:49:21.724729  skiplist:
 2740 15:49:21.728101  ========================================
 2741 15:49:21.730862  breakpoints:breakpoint_test
 2742 15:49:22.037851  breakpoints:step_after_suspend_test
 2743 15:49:22.054106  ftrace:ftracetest
 2744 15:49:22.071583  net:rtnetlink.sh
 2745 15:49:22.087858  net:tls
 2746 15:49:22.104597  netfilter:bridge_brouter.sh
 2747 15:49:22.118211  netfilter:nft_flowtable.sh
 2748 15:49:22.133117  netfilter:nft_trans_stress.sh
 2749 15:49:22.151869  pidfd:pidfd_wait
 2750 15:49:22.170737  ========================================
 2751 15:49:22.597902  [   46.016813] kselftest: Running tests in lkdtm
 2752 15:49:22.603898  TAP version 13
 2753 15:49:22.613882  1..70
 2754 15:49:22.618143  # selftests: lkdtm: PANIC.sh
 2755 15:49:22.685997  # Skipping PANIC: crashes entire system
 2756 15:49:22.689254  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2757 15:49:22.692698  # selftests: lkdtm: BUG.sh
 2758 15:49:22.750675  [   46.168921] lkdtm: Performing direct entry BUG
 2759 15:49:22.756738  [   46.173970] ------------[ cut here ]------------
 2760 15:49:22.760030  [   46.179146] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2761 15:49:22.766748  [   46.185008] invalid opcode: 0000 [#1] SMP PTI
 2762 15:49:22.773152  [   46.189873] CPU: 1 PID: 730 Comm: cat Not tainted 5.10.124-cip9 #1
 2763 15:49:22.779767  [   46.196774] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2764 15:49:22.783223  [   46.203581] RIP: 0010:lkdtm_BUG+0x5/0x10
 2765 15:49:22.806451  [   46.207962] Code: 55 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 13 70 02
 2766 15:49:22.809922  [   46.228945] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 2767 15:49:22.819316  [   46.234780] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 2768 15:49:22.826138  [   46.242749] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 2769 15:49:22.835747  [   46.250720] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 2770 15:49:22.842638  [   46.258689] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2771 15:49:22.852275  [   46.266659] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 2772 15:49:22.859132  [   46.274627] FS:  00007fa806010580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 2773 15:49:22.865952  [   46.283664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2774 15:49:22.875327  [   46.290080] CR2: 00007fa805e29000 CR3: 00000001034a2001 CR4: 00000000003706e0
 2775 15:49:22.878622  [   46.298049] Call Trace:
 2776 15:49:22.882037  [   46.300776]  direct_entry.cold+0x2c/0x38
 2777 15:49:22.885452  [   46.305153]  full_proxy_write+0x56/0x80
 2778 15:49:22.888810  [   46.309434]  vfs_write+0xea/0x390
 2779 15:49:22.892109  [   46.313132]  ksys_write+0x68/0xe0
 2780 15:49:22.898902  [   46.316821]  do_syscall_64+0x33/0x40
 2781 15:49:22.902306  [   46.320810]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2782 15:49:22.905626  [   46.326449] RIP: 0033:0x7fa805f38f33
 2783 15:49:22.928694  [   46.330438] 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
 2784 15:49:22.934571  [   46.351426] RSP: 002b:00007ffe31909878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2785 15:49:22.945017  [   46.359882] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa805f38f33
 2786 15:49:22.951340  [   46.367851] RDX: 0000000000000004 RSI: 00007fa805e29000 RDI: 0000000000000001
 2787 15:49:22.961300  [   46.375821] RBP: 00007fa805e29000 R08: 00007fa805e28010 R09: 0000000000000000
 2788 15:49:22.967489  [   46.383791] R10: 00007fa8060331c0 R11: 0000000000000246 R12: 0000000000000001
 2789 15:49:22.977442  [   46.391761] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2790 15:49:23.003886  [   46.399733] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2791 15:49:23.007153  [   46.426197] ---[ end trace 0f2f4ca23f3d3d14 ]---
 2792 15:49:23.010590  [   46.431363] RIP: 0010:lkdtm_BUG+0x5/0x10
 2793 15:49:23.033518  [   46.435751] Code: 55 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 13 70 02
 2794 15:49:23.040272  [   46.456744] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 2795 15:49:23.046558  [   46.462587] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 2796 15:49:23.053430  [   46.470590] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 2797 15:49:23.063122  [   46.478564] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 2798 15:49:23.069715  [   46.486566] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2799 15:49:23.079630  [   46.494539] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 2800 15:49:23.089716  [   46.502540] FS:  00007fa806010580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 2801 15:49:23.093128  [   46.511610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2802 15:49:23.102500  [   46.518029] CR2: 00007fa805e29000 CR3: 00000001034a2001 CR4: 00000000003706e0
 2803 15:49:23.105771  # Segmentation fault
 2804 15:49:23.119330  # [   46.168921] lkdtm: Performing direct entry BUG
 2805 15:49:23.126107  # [   46.173970] ------------[ cut here ]------------
 2806 15:49:23.129559  # [   46.179146] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2807 15:49:23.135643  # [   46.185008] invalid opcode: 0000 [#1] SMP PTI
 2808 15:49:23.142522  # [   46.189873] CPU: 1 PID: 730 Comm: cat Not tainted 5.10.124-cip9 #1
 2809 15:49:23.148734  # [   46.196774] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2810 15:49:23.155640  # [   46.203581] RIP: 0010:lkdtm_BUG+0x5/0x10
 2811 15:49:23.175341  # [   46.207962] Code: 55 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[   46.591738] lkdtm: Performing direct entry WARNING
 2812 15:49:23.181895   84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 13 70 02
 2813 15:49:23.188705  # [   46.22[   46.599499] ------------[ cut here ]------------
 2814 15:49:23.192158  8945] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 2815 15:49:23.201675  # [   46.2347[   46.610885] WARNING: CPU: 1 PID: 766 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 2816 15:49:23.234777  80] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 00000000000[   46.626419] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2817 15:49:23.234902  00000
 2818 15:49:23.251446  # [   46.242749] RDX: 0000000000000000 RSI: ffff9b1f3ac9b[   46.659062] CPU: 1 PID: 766 Comm: cat Tainted: G      D           5.10.124-cip9 #1
 2819 15:49:23.257640  [   46.673729] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2820 15:49:23.260889  f70 RDI: ffffffff98ed9a70
 2821 15:49:23.267687  # [   46.250720] RBP: ffffffff9931b4b[   46.680538] RIP: 0010:lkdtm_WARNING+0xf/0x20
 2822 15:49:23.287904  [   46.691515] 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 13 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
 2823 15:49:23.293990  0 R08: 0000000000000001 R09: 0000000000000001
 2824 15:49:23.300573  # [   46.258689] [   46.712523] RSP: 0018:ffffb43f01517e60 EFLAGS: 00010202
 2825 15:49:23.314136  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000[   46.724573] RAX: ffffffff982b2140 RBX: 0000000000000002 RCX: 0000000000000000
 2826 15:49:23.314227  4
 2827 15:49:23.331003  # [   46.266659] R13: ffffb43f01467f10 R14: ffffb43f01467f10 [   46.738761] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a80
 2828 15:49:23.331106  R15: ffff9b1ec3e4a000
 2829 15:49:23.343785  # [   46.274627] FS:  00007fa806010580(00[   46.752947] RBP: ffffffff992c009f R08: 0000000000000000 R09: 0000000000000000
 2830 15:49:23.347219  00) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 2831 15:49:23.357248  # [   46.2[   46.767137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 2832 15:49:23.364158  83664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2833 15:49:23.370300  # [   [   46.781325] R13: ffffb43f01517f10 R14: ffffb43f01517f10 R15: ffff9b1ec328f000
 2834 15:49:23.386904  46.290080] CR2: 00007fa805e29000 CR3: 00000001034a2001 CR4: 0000[   46.795515] FS:  00007fcd4670e580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 2835 15:49:23.390304  0000003706e0
 2836 15:49:23.390389  # [   46.298049] Call Trace:
 2837 15:49:23.399857  # [   46.300776]  di[   46.810770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2838 15:49:23.403272  rect_entry.cold+0x2c/0x38
 2839 15:49:23.412972  # [   46.305153]  full_proxy_write+0x[   46.823421] CR2: 00007fcd46527000 CR3: 0000000105c10001 CR4: 00000000003706e0
 2840 15:49:23.416526  56/0x80
 2841 15:49:23.419975  # [   46.309434]  vfs_write+0xea/0x390
 2842 15:49:23.422723  # [   46.313132[   46.837610] Call Trace:
 2843 15:49:23.426186  ]  ksys_write+0x68/0xe0
 2844 15:49:23.432998  # [   46.316821]  do_syscall_64+0x33/0x[   46.846558]  direct_entry.cold+0x2c/0x38
 2845 15:49:23.433078  40
 2846 15:49:23.439810  # [   46.320810]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2847 15:49:23.443054  [   46.857174]  full_proxy_write+0x56/0x80
 2848 15:49:23.449208  # [   46.326449] RIP: 0033:0x7fa805f38f33
 2849 15:49:23.452647  # [   46.330438] Code[   46.867655]  vfs_write+0xea/0x390
 2850 15:49:23.462298  : 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f[   46.877568]  ksys_write+0x68/0xe0
 2851 15:49:23.472614   1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 [   46.887486]  do_syscall_64+0x33/0x40
 2852 15:49:23.485474  <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24[   46.897692]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2853 15:49:23.485565   18
 2854 15:49:23.495549  # [   46.351426] RSP: 002b:00007ffe31909878 EFLAGS: 0000024[   46.909551] RIP: 0033:0x7fcd46636f33
 2855 15:49:23.498936  6 ORIG_RAX: 0000000000000001
 2856 15:49:23.522069  # [   46.359882] RAX: ffffffffffff[   46.919759] 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
 2857 15:49:23.528239  ffda RBX: 0000000000000004 RCX: 00007fa805f38f33
 2858 15:49:23.538407  # [   46.36785[   46.946964] RSP: 002b:00007ffd15d89698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2859 15:49:23.551840  1] RDX: 0000000000000004 RSI: 00007fa805e29000 RDI: 000000000000[   46.961636] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fcd46636f33
 2860 15:49:23.551930  0001
 2861 15:49:23.567914  # [   46.375821] RBP: 00007fa805e29000 R08: 00007fa805e280[   46.975825] RDX: 0000000000000008 RSI: 00007fcd46527000 RDI: 0000000000000001
 2862 15:49:23.568017  10 R09: 0000000000000000
 2863 15:49:23.581531  # [   46.383791] R10: 00007fa8060331c0[   46.990016] RBP: 00007fcd46527000 R08: 00007fcd46526010 R09: 0000000000000000
 2864 15:49:23.584772   R11: 0000000000000246 R12: 0000000000000001
 2865 15:49:23.594093  # [   46.391761] R[   47.004207] R10: 00007fcd467311c0 R11: 0000000000000246 R12: 0000000000000001
 2866 15:49:23.607651  13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000[   47.018418] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2867 15:49:23.610394  
 2868 15:49:23.617143  # [   46.399733] Modules linked in: fuse ip_tables cros_ec_sen[   47.032607] irq event stamp: 0
 2869 15:49:23.630410  sors cros_ec_sensors_core industrialio_triggered_buffer kfifo_bu[   47.042229] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2870 15:49:23.647130  f industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs [   47.055450] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2871 15:49:23.663612  cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev[   47.070802] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2872 15:49:23.663710   cros_usbpd_notify
 2873 15:49:23.676545  # [   46.426197] ---[ end trace 0f2f4ca23f3d[   47.086154] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2874 15:49:23.676642  3d14 ]---
 2875 15:49:23.679888  # [   46.431363] RIP: 0010:lkdtm_BUG+0x5/0x10
 2876 15:49:23.686630  # [   [   47.099379] ---[ end trace 0f2f4ca23f3d3d15 ]---
 2877 15:49:23.706276  46.435751] Code: 55 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 13 70 02
 2878 15:49:23.713125  # [   46.456744] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 2879 15:49:23.722578  # [   46.462587] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 2880 15:49:23.729556  # [   46.470590] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 2881 15:49:23.739705  # [   46.478564] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 2882 15:49:23.745784  # [   46.486566] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2883 15:49:23.756024  # [   46.494539] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 2884 15:49:23.769040  # [   46.502540] FS:  00007fa806010580(0000) GS:ffff9b1f3ac80000(0000) knl[   47.185242] lkdtm: Performing direct entry WARNING_MESSAGE
 2885 15:49:23.772570  [   47.191467] ------------[ cut here ]------------
 2886 15:49:23.778999  [   47.196629] Warning message trigger count: 2
 2887 15:49:23.789094  [   47.201411] WARNING: CPU: 3 PID: 801 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 2888 15:49:23.815176  [   47.211625] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2889 15:49:23.815278  GS:0000000000000000
 2890 15:49:23.828692  # [   46.511610] CS:  0010 DS: 0000 ES: 000[   47.238085] CPU: 3 PID: 801 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 2891 15:49:23.834716  [   47.252753] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2892 15:49:23.841453  [   47.259560] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 2893 15:49:23.844923  0 CR0: 0000000080050033
 2894 15:49:23.867779  # [   46.518029] CR2: 00007fa805e29000 [   47.265208] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 13 70 02 48 c7 c7 00 06 2c 99 8d 70 01 89 35 b1 13 70 02 e8 dc b2 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 2895 15:49:23.874594  [   47.292422] RSP: 0018:ffffb43f0158fe60 EFLAGS: 00010286
 2896 15:49:23.881525  [   47.298282] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 2897 15:49:23.890934  [   47.306253] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 2898 15:49:23.897550  [   47.314225] RBP: ffffffff992c00a7 R08: 0000000000000000 R09: 0000000000000000
 2899 15:49:23.907818  [   47.322220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 2900 15:49:23.910729  CR3: 00000001034a2001 CR4: 00000000003706e0
 2901 15:49:23.920705  # BUG: saw 'kernel [   47.330203] R13: ffffb43f0158ff10 R14: ffffb43f0158ff10 R15: ffff9b1ec27e9000
 2902 15:49:23.930977  [   47.344384] FS:  00007f2febb96580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 2903 15:49:23.937132  [   47.353424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2904 15:49:23.943748  [   47.359840] CR2: 00007f2feb9af000 CR3: 0000000104f9c006 CR4: 00000000003706e0
 2905 15:49:23.947341  [   47.367809] Call Trace:
 2906 15:49:23.950587  [   47.370532]  direct_entry.cold+0x2c/0x38
 2907 15:49:23.957187  [   47.374946]  full_proxy_write+0x56/0x80
 2908 15:49:23.960647  [   47.379261]  vfs_write+0xea/0x390
 2909 15:49:23.963365  [   47.382984]  ksys_write+0x68/0xe0
 2910 15:49:23.966657  [   47.386684]  do_syscall_64+0x33/0x40
 2911 15:49:23.973504  [   47.390675]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2912 15:49:23.976895  [   47.396315] RIP: 0033:0x7f2febabef33
 2913 15:49:23.996413  [   47.400306] 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
 2914 15:49:24.006603  [   47.421289] RSP: 002b:00007ffed78ede58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2915 15:49:24.013528  [   47.429748] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2febabef33
 2916 15:49:24.023205  [   47.437718] RDX: 0000000000000010 RSI: 00007f2feb9af000 RDI: 0000000000000001
 2917 15:49:24.029466  [   47.445681] RBP: 00007f2feb9af000 R08: 00007f2feb9ae010 R09: 0000000000000000
 2918 15:49:24.039568  [   47.453654] R10: 00007f2febbb91c0 R11: 0000000000000246 R12: 0000000000000001
 2919 15:49:24.046278  [   47.461639] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2920 15:49:24.049762  [   47.469614] irq event stamp: 0
 2921 15:49:24.049845  BUG at': ok
 2922 15:49:24.052527  ok 2 selftests: lkdtm: BUG.sh
 2923 15:49:24.062808  # selftests: lkdtm: [   47.473048] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2924 15:49:24.072283  [   47.486262] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2925 15:49:24.082268  [   47.495425] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2926 15:49:24.089028  [   47.504562] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2927 15:49:24.092434  [   47.511563] ---[ end trace 0f2f4ca23f3d3d16 ]---
 2928 15:49:24.095779  WARNING.sh
 2929 15:49:24.099041  # [   46.591738] lkdtm: Performing direct entry WARNING
 2930 15:49:24.104978  # [   46.599499] ------------[ cut here ]------------
 2931 15:49:24.115341  # [   46.610885] WARNING: CPU: 1 PID: 766 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 2932 15:49:24.141159  # [   46.626419] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2933 15:49:24.151375  # [   46.659062] CPU: 1 PID: 766 Comm: cat Tainted: G      D           5.10.124-cip9 #1
 2934 15:49:24.161657  # [   46.673729] Hardware name: Google Rammus/Rammus, B[   47.576787] lkdtm: Performing direct entry EXCEPTION
 2935 15:49:24.167810  [   47.584458] BUG: kernel NULL pointer dereference, address: 0000000000000000
 2936 15:49:24.174612  [   47.592238] #PF: supervisor write access in kernel mode
 2937 15:49:24.180934  [   47.598069] #PF: error_code(0x0002) - not-present page
 2938 15:49:24.184515  [   47.603803] PGD 0 P4D 0 
 2939 15:49:24.187229  [   47.606626] Oops: 0002 [#2] SMP PTI
 2940 15:49:24.194052  [   47.610515] CPU: 3 PID: 833 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 2941 15:49:24.200789  [   47.618967] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2942 15:49:24.207593  [   47.625773] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 2943 15:49:24.227146  [   47.630732] Code: 48 c7 c7 00 06 2c 99 8d 70 01 89 35 b1 13 70 02 e8 dc b2 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
 2944 15:49:24.233910  [   47.651716] RSP: 0018:ffffb43f015f7e60 EFLAGS: 00010286
 2945 15:49:24.240115  [   47.657540] RAX: ffffffff982b2190 RBX: 0000000000000004 RCX: 0000000000000000
 2946 15:49:24.250127  [   47.665509] RDX: 0000000000000000 RSI: ffff9b1f3ad9bf70 RDI: ffffffff98ed9aa0
 2947 15:49:24.256865  [   47.673479] RBP: ffffffff991f5c9f R08: 0000000000000000 R09: 0000000000000000
 2948 15:49:24.267015  [   47.681446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 2949 15:49:24.273067  [   47.689422] R13: ffffb43f015f7f10 R14: ffffb43f015f7f10 R15: ffff9b1ec2910000
 2950 15:49:24.283345  [   47.697391] FS:  00007f9a09fab580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 2951 15:49:24.289483  [   47.706428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2952 15:49:24.296233  [   47.712844] CR2: 0000000000000000 CR3: 000000010379a006 CR4: 00000000003706e0
 2953 15:49:24.299635  [   47.720813] Call Trace:
 2954 15:49:24.303010  [   47.723542]  direct_entry.cold+0x2c/0x38
 2955 15:49:24.309745  [   47.727922]  full_proxy_write+0x56/0x80
 2956 15:49:24.313109  [   47.732203]  vfs_write+0xea/0x390
 2957 15:49:24.315883  [   47.735899]  ksys_write+0x68/0xe0
 2958 15:49:24.319439  [   47.739596]  do_syscall_64+0x33/0x40
 2959 15:49:24.326064  [   47.743577]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2960 15:49:24.329541  [   47.749216] RIP: 0033:0x7f9a09ed3f33
 2961 15:49:24.349250  [   47.753203] 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
 2962 15:49:24.358702  [   47.774184] RSP: 002b:00007ffe0123cbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2963 15:49:24.365159  [   47.782641] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9a09ed3f33
 2964 15:49:24.375395  [   47.790603] RDX: 000000000000000a RSI: 00007f9a09dc4000 RDI: 0000000000000001
 2965 15:49:24.381514  [   47.798573] RBP: 00007f9a09dc4000 R08: 00007f9a09dc3010 R09: 0000000000000000
 2966 15:49:24.391890  [   47.806542] R10: 00007f9a09fce1c0 R11: 0000000000000246 R12: 0000000000000001
 2967 15:49:24.398032  [   47.814512] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2968 15:49:24.424063  [   47.822482] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2969 15:49:24.427554  IOS  09/04/2020
 2970 15:49:24.434266  # [   46.680538] RIP: 0010:lkdtm_WARNING+0xf/0x[   47.848931] CR2: 0000000000000000
 2971 15:49:24.441176  [   47.858842] ---[ end trace 0f2f4ca23f3d3d17 ]---
 2972 15:49:24.444586  [   47.863996] RIP: 0010:lkdtm_BUG+0x5/0x10
 2973 15:49:24.467431  [   47.868372] Code: 55 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 13 70 02
 2974 15:49:24.470816  [   47.889374] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 2975 15:49:24.480224  [   47.895199] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 2976 15:49:24.487328  [   47.903168] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 2977 15:49:24.496767  [   47.911138] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 2978 15:49:24.503567  [   47.919108] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2979 15:49:24.509742  [   47.927077] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 2980 15:49:24.519845  [   47.935046] FS:  00007f9a09fab580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 2981 15:49:24.526566  [   47.944084] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2982 15:49:24.536161  [   47.950499] CR2: 0000000000000000 CR3: 000000010379a006 CR4: 00000000003706e0
 2983 15:49:24.546244  [   47.958468] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 2984 15:49:24.552894  [   47.968381] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 833, name: cat
 2985 15:49:24.555781  [   47.976738] INFO: lockdep is turned off.
 2986 15:49:24.559123  [   47.981114] irq event stamp: 0
 2987 15:49:24.569227  [   47.984519] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2988 15:49:24.575461  [   47.991521] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2989 15:49:24.585692  [   48.000656] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 2990 15:49:24.592497  [   48.009793] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2991 15:49:24.602002  [   48.016791] CPU: 3 PID: 833 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 2992 15:49:24.608730  [   48.025246] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2993 15:49:24.612021  [   48.032050] Call Trace:
 2994 15:49:24.615378  [   48.034777]  dump_stack+0x77/0x97
 2995 15:49:24.618883  [   48.038464]  ___might_sleep.cold+0xa6/0xb6
 2996 15:49:24.622309  [   48.043035]  exit_signals+0x1c/0x2d0
 2997 15:49:24.628495  [   48.047023]  do_exit+0xd5/0xb00
 2998 15:49:24.631888  [   48.050524]  ? ksys_write+0x68/0xe0
 2999 15:49:24.635162  [   48.054437]  rewind_stack_do_exit+0x17/0x20
 3000 15:49:24.638644  [   48.059104] RIP: 0033:0x7f9a09ed3f33
 3001 15:49:24.661623  [   48.063093] 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
 3002 15:49:24.667793  [   48.084068] RSP: 002b:00007ffe0123cbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3003 15:49:24.678082  [   48.092524] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9a09ed3f33
 3004 15:49:24.684225  [   48.100492] RDX: 000000000000000a RSI: 00007f9a09dc4000 RDI: 0000000000000001
 3005 15:49:24.691086  [   48.108461] RBP: 00007f9a09dc4000 R08: 00007f9a09dc3010 R09: 0000000000000000
 3006 15:49:24.701233  [   48.116434] R10: 00007f9a09fce1c0 R11: 0000000000000246 R12: 0000000000000001
 3007 15:49:24.707282  [   48.124422] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3008 15:49:24.707375  20
 3009 15:49:24.730896  # [   46.691515] 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 13 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
 3010 15:49:24.736912  # [   46.712523] RSP: 0018:ffffb43f01517e60 EFLAGS: 00010202
 3011 15:49:24.743919  # [   46.724573] RAX: ffffffff982b2140 RBX: 0000000000000002 RCX: 0000000000000000
 3012 15:49:24.753436  # [   46.738761] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a80
 3013 15:49:24.760039  # [   46.752947] RBP: ffffffff992c009f R08: 0000000000000000 R09: 0000000000000000
 3014 15:49:24.770200  # [   46.767137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3015 15:49:24.777053  # [   46.781325] R13: ffffb43f01517f10 R14: ffffb43f01517f10 R15: ffff9b1ec328f000
 3016 15:49:24.786606  # [   46.795515] FS:  00007fcd4670e580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 3017 15:49:24.793485  # [   46.810770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3018 15:49:24.799596  # [   46.823421] CR2: 00007fcd46527000 CR3: 0000000105c10001 CR4: 00000000003706e0
 3019 15:49:24.803041  # [   46.837610] Call Trace:
 3020 15:49:24.809832  # [   46.846558]  direct_entry.cold+0x2c/0x38
 3021 15:49:24.813160  # [   46.857174]  full_proxy_write+0x56/0x80
 3022 15:49:24.816440  # [   46.867655]  vfs_write+0xea/0x390
 3023 15:49:24.819784  # [   46.877568]  ksys_write+0x68/0xe0
 3024 15:49:24.826475  # [   46.887486]  do_syscall_64+0x33/0x40
 3025 15:49:24.829302  # [   46.897692]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3026 15:49:24.836022  # [   46.909551] RIP: 0033:0x7fcd46636f33
 3027 15:49:24.855770  # [   46.919759] 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
 3028 15:49:24.865918  # [   46.946964] RSP: 002b:00007ffd15d89698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3029 15:49:24.872648  # [   46.961636] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fcd46636f33
 3030 15:49:24.882299  # [   46.975825] RDX: 0000000000000008 RSI: 00007fcd46527000 RDI: 0000000000000001
 3031 15:49:24.889115  # [   46.990016] [   48.303653] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3032 15:49:24.895883  [   48.312695] lkdtm: attempting good list addition
 3033 15:49:24.898616  [   48.317856] lkdtm: attempting corrupted list addition
 3034 15:49:24.905452  [   48.323498] lkdtm: list_add() corruption not detected!
 3035 15:49:24.912075  RBP: 00007fcd46527000 R08: 00007fcd46526010 R09: 0000000000000000
 3036 15:49:24.921833  # [   47.004207] R10: 00007fcd467311c0 R11: 0000000000000246 R12: 0000000000000001
 3037 15:49:24.928718  # [   47.018418] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3038 15:49:24.931441  # [   47.032607] irq event stamp: 0
 3039 15:49:24.938277  # [   47.042229] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3040 15:49:24.948482  # [   47.055450] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3041 15:49:24.958088  # [   47.070802] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3042 15:49:24.964715  # [   47.086154] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3043 15:49:24.971546  # [   47.099379] ---[ end trace 0f2f4ca23f3d3d15 ]---
 3044 15:49:24.974964  # WARNING: saw 'WARNING:': ok
 3045 15:49:24.981032  ok 3 s[   48.397410] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3046 15:49:24.984445  elftests: lkdtm: WARNING.sh
 3047 15:49:24.990626  # selftests: lkdtm: WARNING_MESSAGE[   48.403865] lkdtm: attempting good list removal
 3048 15:49:24.990708  .sh
 3049 15:49:25.004482  # [   47.185242] lkdtm: Performing direct entry WARNING_MES[   48.415138] lkdtm: attempting corrupted list removal
 3050 15:49:25.004639  SAGE
 3051 15:49:25.010495  # [   47.191467] ------------[ cut here ]------------
 3052 15:49:25.013920  # [[   48.426903] lkdtm: list_del() corruption not detected!
 3053 15:49:25.020617     47.196629] Warning message trigger count: 2
 3054 15:49:25.030792  # [   47.201411] WARNING: CPU: 3 PID: 801 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3055 15:49:25.056784  # [   47.211625] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3056 15:49:25.067056  # [   47.238085] CPU: 3 PID: 801 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3057 15:49:25.073076  # [   47.252753] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3058 15:49:25.076555  # [   47.259560] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3059 15:49:25.099630  # [   47.265208] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 13 70 02 48 c7 c7 00 06 2c 99 8d 70 01 89 35 b1 13 70 02 e8 dc b2 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 3060 15:49:25.106542  # [   47.292422] RSP: 0018:ffffb43f0158fe60 EFLAGS: 00010286
 3061 15:49:25.113210  # [   47.298282] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3062 15:49:25.122483  # [   47.306253] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 3063 15:49:25.129463  # [   47.314225] RBP: ffffffff992c00a7 R08: 0000000000000000 R09: 0000000000000000
 3064 15:49:25.139631  # [   47.322220] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3065 15:49:25.145754  # [   47.330203] R13: ffffb43f0158ff10 R14: ffffb43f0158ff10 R15: ffff9b1ec27e9000
 3066 15:49:25.156069  # [   47.344384] FS:  00007f2febb96580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3067 15:49:25.162190  # [   47.353424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3068 15:49:25.172569  # [   47.359840] CR2: 0[   48.585015] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3069 15:49:25.178725  0007f2feb9af000 CR3: 0000000104f9c006 CR4: 00000000003706e0
 3070 15:49:25.185446  # [[   48.595016] lkdtm: attempting bad read from page below current stack
 3071 15:49:25.188853     47.367809] Call Trace:
 3072 15:49:25.201789  # [   47.370532]  direct_entry.cold+0[   48.608351] BUG: stack guard page was hit at 000000007a73a9fa (stack is 0000000097a9a48c..00000000ef973aff)
 3073 15:49:25.208635  [   48.625426] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3074 15:49:25.208737  x2c/0x38
 3075 15:49:25.215422  # [   47.374946]  full_proxy_write+0x56/0x80
 3076 15:49:25.221459  # [   47[   48.632231] CPU: 1 PID: 1058 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3077 15:49:25.231790  [   48.646995] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3078 15:49:25.237975  [   48.653801] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3079 15:49:25.238068  .379261]  vfs_write+0xea/0x390
 3080 15:49:25.264632  # [   47.382984]  ksys_write+0x6[   48.660316] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 a0 09 2c 99 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 4e a4 fd ff 48 c7 c7 e0 09 2c 99 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 34 a4 fd ff 0f 1f 44
 3081 15:49:25.271314  [   48.687510] RSP: 0018:ffffb43f0191fe50 EFLAGS: 00010246
 3082 15:49:25.278172  [   48.693344] RAX: 0000000000000038 RBX: ffffb43f0191c000 RCX: 0000000000000000
 3083 15:49:25.284258  [   48.701337] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff992c09e0
 3084 15:49:25.294547  [   48.709297] RBP: ffffffff992c010a R08: 0000000000000000 R09: 0000000000000000
 3085 15:49:25.300714  [   48.717265] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3086 15:49:25.311064  [   48.725235] R13: ffffb43f0191ff10 R14: ffffb43f0191ff10 R15: ffff9b1ec4faf000
 3087 15:49:25.317694  [   48.733204] FS:  00007f6c56114580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 3088 15:49:25.323656  [   48.742241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3089 15:49:25.333665  [   48.748657] CR2: ffffb43f0191bfff CR3: 0000000102776001 CR4: 00000000003706e0
 3090 15:49:25.337103  [   48.756625] Call Trace:
 3091 15:49:25.340581  [   48.759374]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3092 15:49:25.344046  [   48.764432]  direct_entry.cold+0x2c/0x38
 3093 15:49:25.350187  [   48.768810]  full_proxy_write+0x56/0x80
 3094 15:49:25.350285  8/0xe0
 3095 15:49:25.353485  # [   47.386684]  do_syscall_64+0x33/0x40
 3096 15:49:25.360228  # [   47.3906[   48.773093]  vfs_write+0xea/0x390
 3097 15:49:25.363643  [   48.783001]  ksys_write+0x68/0xe0
 3098 15:49:25.366993  [   48.786698]  do_syscall_64+0x33/0x40
 3099 15:49:25.373187  [   48.790677]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3100 15:49:25.376590  [   48.796316] RIP: 0033:0x7f6c5603cf33
 3101 15:49:25.396758  [   48.800304] 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
 3102 15:49:25.406458  [   48.821277] RSP: 002b:00007ffebcae4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3103 15:49:25.412987  [   48.829733] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f6c5603cf33
 3104 15:49:25.423165  [   48.837693] RDX: 0000000000000019 RSI: 00007f6c55f2d000 RDI: 0000000000000001
 3105 15:49:25.429785  [   48.845662] RBP: 00007f6c55f2d000 R08: 00007f6c55f2c010 R09: 0000000000000000
 3106 15:49:25.439194  [   48.853630] R10: 00007f6c561371c0 R11: 0000000000000246 R12: 0000000000000001
 3107 15:49:25.446045  [   48.861601] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3108 15:49:25.449441  75]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3109 15:49:25.478814  # [   47.396315] [   48.869571] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3110 15:49:25.482285  [   48.902214] ---[ end trace 0f2f4ca23f3d3d18 ]---
 3111 15:49:25.489033  [   48.907377] RIP: 0010:lkdtm_BUG+0x5/0x10
 3112 15:49:25.509037  [   48.911757] Code: 55 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 13 70 02
 3113 15:49:25.515251  [   48.932740] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3114 15:49:25.521612  [   48.938572] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3115 15:49:25.531674  [   48.946541] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3116 15:49:25.538491  [   48.954509] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3117 15:49:25.548347  [   48.962477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3118 15:49:25.554946  [   48.970447] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3119 15:49:25.564484  [   48.978419] FS:  00007f6c56114580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 3120 15:49:25.571197  [   48.987456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3121 15:49:25.577886  [   48.993872] CR2: ffffb43f0191bfff CR3: 0000000102776001 CR4: 00000000003706e0
 3122 15:49:25.587871  [   49.001842] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3123 15:49:25.598097  [   49.011754] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1058, name: cat
 3124 15:49:25.601437  [   49.020209] INFO: lockdep is turned off.
 3125 15:49:25.604138  [   49.024585] irq event stamp: 0
 3126 15:49:25.611067  [   49.027991] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3127 15:49:25.620632  [   49.034992] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3128 15:49:25.630674  [   49.044129] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3129 15:49:25.637581  [   49.053264] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3130 15:49:25.643802  [   49.060263] CPU: 1 PID: 1058 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3131 15:49:25.650776  [   49.068815] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3132 15:49:25.654106  [   49.075618] Call Trace:
 3133 15:49:25.657335  [   49.078346]  dump_stack+0x77/0x97
 3134 15:49:25.660665  RIP: 0033:0x7f2febabef33
 3135 15:49:25.670388  # [   47.400306] Code: 8b 15 61 ef 0c [   49.082069]  ___might_sleep.cold+0xa6/0xb6
 3136 15:49:25.673741  [   49.092852]  exit_signals+0x1c/0x2d0
 3137 15:49:25.676579  [   49.096841]  do_exit+0xd5/0xb00
 3138 15:49:25.679979  [   49.100344]  ? ksys_write+0x68/0xe0
 3139 15:49:25.686812  [   49.104237]  rewind_stack_do_exit+0x17/0x20
 3140 15:49:25.690187  [   49.108905] RIP: 0033:0x7f6c5603cf33
 3141 15:49:25.709501  [   49.112893] 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
 3142 15:49:25.719534  [   49.133879] RSP: 002b:00007ffebcae4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3143 15:49:25.726454  [   49.142335] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f6c5603cf33
 3144 15:49:25.736555  [   49.150297] RDX: 0000000000000019 RSI: 00007f6c55f2d000 RDI: 0000000000000001
 3145 15:49:25.742542  [   49.158266] RBP: 00007f6c55f2d000 R08: 00007f6c55f2c010 R09: 0000000000000000
 3146 15:49:25.749383  [   49.166234] R10: 00007f6c561371c0 R11: 0000000000000246 R12: 0000000000000001
 3147 15:49:25.759496  [   49.174203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3148 15:49:25.775681  00 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
 3149 15:49:25.785692  # [   47.421289] RSP: 002b:00007ffed78ede58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3150 15:49:25.792452  # [   47.429748] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2febabef33
 3151 15:49:25.801967  # [   47.437718] RDX: 0000000000000010 RSI: 00007f2feb9af000 RDI: 0000000000000001
 3152 15:49:25.808756  # [   47.445681] RBP: 00007f2feb9af000 R08: 00007f2feb9ae010 R09: 0000000000000000
 3153 15:49:25.818325  # [   47.453654] R10: 00007f2febbb91c0 R11: 0000000000000246 R12: 0000000000000001
 3154 15:49:25.825130  # [   47.461639] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3155 15:49:25.828382  # [   47.469614] irq event stamp: 0
 3156 15:49:25.841656  # [   47.473048] hardirqs last  enabled at[   49.253927] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3157 15:49:25.841752   (0): [<0000000000000000>] 0x0
 3158 15:49:25.855264  # [   47.486262] hardirqs last d[   49.263869] lkdtm: attempting bad read from page above current stack
 3159 15:49:25.858038  isabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3160 15:49:25.871648  [   49.277210] BUG: stack guard page was hit at 0000000097665303 (stack is 000000004589c0cf..00000000534b004f)
 3161 15:49:25.877762  [   49.294272] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3162 15:49:25.884414  [   49.301077] CPU: 0 PID: 1091 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3163 15:49:25.891213  [   49.309620] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3164 15:49:25.900980  [   49.316428] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3165 15:49:25.920561  [   49.323043] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 18 0a 2c 99 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 14 a4 fd ff 48 c7 c7 58 0a 2c 99 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 f7 a3 fd ff
 3166 15:49:25.927165  [   49.344026] RSP: 0018:ffffb43f0199fe50 EFLAGS: 00010246
 3167 15:49:25.933788  [   49.349860] RAX: 0000000000000038 RBX: ffffb43f0199c000 RCX: 0000000000000000
 3168 15:49:25.943739  [   49.357828] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 RDI: ffffffff992c0a58
 3169 15:49:25.950609  [   49.365798] RBP: ffffffff992c0123 R08: 0000000000000000 R09: 0000000000000000
 3170 15:49:25.956751  [   49.373766] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3171 15:49:25.966922  [   49.381735] R13: ffffb43f0199ff10 R14: ffffb43f0199ff10 R15: ffff9b1ec57c2000
 3172 15:49:25.976600  [   49.389705] FS:  00007f1cbcb2a580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3173 15:49:25.979979  [   49.398743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3174 15:49:25.989682  [   49.405159] CR2: ffffb43f019a0000 CR3: 0000000103470006 CR4: 00000000003706f0
 3175 15:49:25.993066  [   49.413128] Call Trace:
 3176 15:49:25.996601  [   49.415856]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3177 15:49:26.003237  [   49.421690]  direct_entry.cold+0x2c/0x38
 3178 15:49:26.006034  [   49.426070]  full_proxy_write+0x56/0x80
 3179 15:49:26.009421  [   49.430357]  vfs_write+0xea/0x390
 3180 15:49:26.012857  [   49.434055]  ksys_write+0x68/0xe0
 3181 15:49:26.019731  [   49.437743]  do_syscall_64+0x33/0x40
 3182 15:49:26.023055  [   49.441723]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3183 15:49:26.026445  [   49.447363] RIP: 0033:0x7f1cbca52f33
 3184 15:49:26.049490  [   49.451343] 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
 3185 15:49:26.055656  [   49.472327] RSP: 002b:00007ffd8e9c2628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3186 15:49:26.065720  [   49.480783] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f1cbca52f33
 3187 15:49:26.071974  [   49.488754] RDX: 000000000000001a RSI: 00007f1cbc943000 RDI: 0000000000000001
 3188 15:49:26.082133  [   49.496723] RBP: 00007f1cbc943000 R08: 00007f1cbc942010 R09: 0000000000000000
 3189 15:49:26.088834  [   49.504691] R10: 00007f1cbcb4d1c0 R11: 0000000000000246 R12: 0000000000000001
 3190 15:49:26.098362  [   49.512661] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3191 15:49:26.124749  [   49.520632] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3192 15:49:26.128180  [   49.547075] ---[ end trace 0f2f4ca23f3d3d19 ]---
 3193 15:49:26.131648  [   49.552229] RIP: 0010:lkdtm_BUG+0x5/0x10
 3194 15:49:26.154660  [   49.556597] Code: 55 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 13 70 02
 3195 15:49:26.161440  [   49.577571] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3196 15:49:26.168233  [   49.583404] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3197 15:49:26.174845  [   49.591372] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3198 15:49:26.184275  [   49.599341] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3199 15:49:26.190851  [   49.607310] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3200 15:49:26.201200  [   49.615278] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3201 15:49:26.207879  [   49.623248] FS:  00007f1cbcb2a580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3202 15:49:26.214033  [   49.632276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3203 15:49:26.224157  [   49.638690] CR2: ffffb43f019a0000 CR3: 0000000103470006 CR4: 00000000003706f0
 3204 15:49:26.233945  # [   47.495425] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3205 15:49:26.240675  # [   47.504562] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3206 15:49:26.244059  # [   47.511563] ---[ end trace 0f2f4ca23f3d3d16 ]---
 3207 15:49:26.250663  # WARNING_MESSAGE: saw 'message trigger': ok
 3208 15:49:26.253480  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3209 15:49:26.256899  # selftests: lkdtm: EXCEPTION.sh
 3210 15:49:26.256986  # Killed
 3211 15:49:26.263763  # [   47.576787] lkdtm: Performing direct entry EXCEPTION
 3212 15:49:26.270617  # [   47.584458] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3213 15:49:26.276665  # [   47.592238] #PF: supervisor write access in kernel mode
 3214 15:49:26.283432  # [   47.598069] #PF: error_code(0x0002) - not-present page
 3215 15:49:26.286782  # [   47.603803] PGD 0 P4D 0 
 3216 15:49:26.290321  # [   47.606626] Oops: 0002 [#2] SMP PTI
 3217 15:49:26.299968  # [   47.610515] CPU: 3 PID: 833 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3218 15:49:26.306835  # [   47.618967] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3219 15:49:26.309590  # [   47.625773] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3220 15:49:26.332588  # [   47.630732] Code: 48 c7 c7 00 06 2c 99 8d 70 01 89 35 b1 13 70 02 e8 dc b2 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
 3221 15:49:26.339511  # [   47.651716] RSP: 0018:ffffb43f015f7e60 EFLAGS: 00010286
 3222 15:49:26.346212  # [   47.657540] RAX: ffffffff982b2190 RBX: 0000000000000004 RCX: 0000000000000000
 3223 15:49:26.355583  # [   47.665509] RDX: 0000000000000000 RSI: ffff9b1f3ad9bf70 RDI: ffffffff98ed9aa0
 3224 15:49:26.362226  # [   47.673479] RBP: ffffffff991f5c9f R08: 0000000000000000 R09: 0000000000000000
 3225 15:49:26.372377  # [   47.681446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3226 15:49:26.379058  # [   47.68[   49.794391] lkdtm: Performing direct entry UNSET_SMEP
 3227 15:49:26.388693  9422] R13: ffffb43f015f7f10 R14: ffffb43f015f7f10 R15: ffff9b1ec[   49.801488] lkdtm: trying to clear SMEP normally
 3228 15:49:26.388814  2910000
 3229 15:49:26.402362  # [   47.697391] FS:  00007f9a09fab580(0000) GS:ffff9b1[   49.812860] ------------[ cut here ]------------
 3230 15:49:26.405178  f3ad80000(0000) knlGS:0000000000000000
 3231 15:49:26.411969  # [   47.706428] CS:  00[   49.824251] pinned CR4 bits changed: 0x100000!?
 3232 15:49:26.415411  10 DS: 0000 ES: 0000 CR0: 0000000080050033
 3233 15:49:26.428466  # [   47.712844] CR2[   49.835544] WARNING: CPU: 0 PID: 1127 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 3234 15:49:26.434621  : 0000000000000000 CR3: 000000010379a006 CR4: 00000000003706e0
 3235 15:49:26.461081  [   49.851979] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3236 15:49:26.464583  # [   47.720813] Call Trace:
 3237 15:49:26.474623  # [   47.723542]  direct_entry.col[   49.884625] CPU: 0 PID: 1127 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3238 15:49:26.477975  d+0x2c/0x38
 3239 15:49:26.480717  # [   47.727922]  full_proxy_write+0x56/0x80
 3240 15:49:26.487639  # [  [   49.899393] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3241 15:49:26.491133   47.732203]  vfs_write+0xea/0x390
 3242 15:49:26.500842  # [   47.735899]  ksys_write+[   49.912460] RIP: 0010:native_write_cr4+0x41/0x60
 3243 15:49:26.500979  0x68/0xe0
 3244 15:49:26.504140  # [   47.739596]  do_syscall_64+0x33/0x40
 3245 15:49:26.527226  # [   47.7[   49.923822] 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 00 fc 1f 99 c6 05 cc d8 c3 01 01 e8 8b d7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3246 15:49:26.533936  43577]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3247 15:49:26.540093  # [   47.74921[   49.951066] RSP: 0018:ffffb43f01a2fe48 EFLAGS: 00010286
 3248 15:49:26.543497  6] RIP: 0033:0x7f9a09ed3f33
 3249 15:49:26.553481  # [   47.753203] Code: 8b 15 61 ef [   49.963103] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000
 3250 15:49:26.566509  0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[   49.977332] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 3251 15:49:26.583425  4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 [   49.991510] RBP: ffffffff992c013d R08: 0000000000000000 R09: 0000000000000000
 3252 15:49:26.586164  ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3253 15:49:26.596190  # [   47.[   50.005738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3254 15:49:26.609761  774184] RSP: 002b:00007ffe0123cbe8 EFLAGS: 00000246 ORIG_RAX: 00[   50.019914] R13: ffffb43f01a2ff10 R14: ffffb43f01a2ff10 R15: ffff9b1ec26c0000
 3255 15:49:26.613138  00000000000001
 3256 15:49:26.626205  # [   47.782641] RAX: ffffffffffffffda RBX: 0000[   50.034105] FS:  00007f2206c93580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3257 15:49:26.629523  00000000000a RCX: 00007f9a09ed3f33
 3258 15:49:26.638954  # [   47.790603] RDX: 000000[   50.049395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3259 15:49:26.642516  000000000a RSI: 00007f9a09dc4000 RDI: 0000000000000001
 3260 15:49:26.652584  # [   47[   50.062016] CR2: 00007f2206aac000 CR3: 0000000103ec8006 CR4: 00000000003706f0
 3261 15:49:26.661949  .798573] RBP: 00007f9a09dc4000 R08: 00007f9a09dc3010 R09: 000000[   50.076246] Call Trace:
 3262 15:49:26.662064  0000000000
 3263 15:49:26.672275  # [   47.806542] R10: 00007f9a09fce1c0 R11: 00000000[   50.085208]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3264 15:49:26.675024  00000246 R12: 0000000000000001
 3265 15:49:26.681892  # [   47.814512] R13: 0000000000[   50.096338]  direct_entry.cold+0x2c/0x38
 3266 15:49:26.688774  000001 R14: 0000000000020000 R15: 0000000000020000
 3267 15:49:26.694958  # [   47.822[   50.106897]  full_proxy_write+0x56/0x80
 3268 15:49:26.705107  482] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_s[   50.117448]  vfs_write+0xea/0x390
 3269 15:49:26.714600  ensors_core industrialio_triggered_buffer kfifo_buf industrialio[   50.127361]  ksys_write+0x68/0xe0
 3270 15:49:26.724576   cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugf[   50.137269]  do_syscall_64+0x33/0x40
 3271 15:49:26.734834  s cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_no[   50.147479]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3272 15:49:26.734946  tify
 3273 15:49:26.741575  # [   47.848931] CR2: 0000000000000000
 3274 15:49:26.744322  # [   47.858842] -[   50.159367] RIP: 0033:0x7f2206bbbf33
 3275 15:49:26.747764  --[ end trace 0f2f4ca23f3d3d17 ]---
 3276 15:49:26.774079  # [   47.863996] RIP: 0010:[   50.169544] 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
 3277 15:49:26.774203  lkdtm_BUG+0x5/0x10
 3278 15:49:26.787028  # [   47.868372] Code: 55 a5 ff 48 c7 c0 ea [   50.196750] RSP: 002b:00007ffce7d762b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3279 15:49:26.800621  ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d[   50.211444] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2206bbbf33
 3280 15:49:26.817064  1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 [   50.225614] RDX: 000000000000000b RSI: 00007f2206aac000 RDI: 0000000000000001
 3281 15:49:26.820463  00 00 00 00 0f 1f 44 00 00 83 05 e0 13 70 02
 3282 15:49:26.830088  # [   47.889374] R[   50.239815] RBP: 00007f2206aac000 R08: 00007f2206aab010 R09: 0000000000000000
 3283 15:49:26.833486  SP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3284 15:49:26.843625  # [   47.895199] RAX[   50.254000] R10: 00007f2206cb61c0 R11: 0000000000000246 R12: 0000000000000001
 3285 15:49:26.849742  : ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3286 15:49:26.859772  [   50.268192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3287 15:49:26.869524  # [   47.903168] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI[   50.282398] irq event stamp: 0
 3288 15:49:26.869635  : ffffffff98ed9a70
 3289 15:49:26.883103  # [   47.911138] RBP: ffffffff9931b4b0 R08: [   50.292008] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3290 15:49:26.886445  0000000000000001 R09: 0000000000000001
 3291 15:49:26.895964  # [   47.919108] R10: 00[   50.305227] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3292 15:49:26.902916  000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3293 15:49:26.912400  # [ [   50.320589] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3294 15:49:26.925778    47.927077] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ff[   50.335960] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3295 15:49:26.925898  ff9b1ec3e4a000
 3296 15:49:26.935208  # [   47.935046] FS:  00007f9a09fab580(0000) GS:[   50.349184] ---[ end trace 0f2f4ca23f3d3d1a ]---
 3297 15:49:26.941926  ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3298 15:49:26.948861  # [   47.944084] [   50.360542] lkdtm: ok: SMEP did not get cleared
 3299 15:49:26.955506  [   50.371818] lkdtm: trying to clear SMEP with call gadget
 3300 15:49:26.958772  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3301 15:49:26.965474  # [   47.9504[   50.377794] lkdtm: ok: SMEP removal was reverted
 3302 15:49:26.971506  99] CR2: 0000000000000000 CR3: 000000010379a006 CR4: 00000000003706e0
 3303 15:49:26.981865  # [   47.958468] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3304 15:49:26.991192  # [   47.968381] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 833, name: cat
 3305 15:49:26.994557  # [   47.976738] INFO: lockdep is turned off.
 3306 15:49:26.997959  # [   47.981114] irq event stamp: 0
 3307 15:49:27.008089  # [   47.984519] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3308 15:49:27.014193  # [   47.991521] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3309 15:49:27.024563  # [   48.000656] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3310 15:49:27.031218  # [   48.009793] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3311 15:49:27.040673  # [   48.016791] [   50.456067] lkdtm: Performing direct entry DOUBLE_FAULT
 3312 15:49:27.043997  [   50.463326] lkdtm: XFAIL: this test is ia32-only
 3313 15:49:27.050811  CPU: 3 PID: 833 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3314 15:49:27.057654  # [   48.025246] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3315 15:49:27.061026  # [   48.032050] Call Trace:
 3316 15:49:27.063752  # [   48.034777]  dump_stack+0x77/0x97
 3317 15:49:27.070633  # [   48.038464]  ___might_sleep.cold+0xa6/0xb6
 3318 15:49:27.074033  # [   48.043035]  exit_signals+0x1c/0x2d0
 3319 15:49:27.077464  # [   48.047023]  do_exit+0xd5/0xb00
 3320 15:49:27.083623  # [   48.050524]  ? ksys_write+0x68/0xe0
 3321 15:49:27.087065  # [   48.054437]  rewind_stack_do_exit+0x17/0x20
 3322 15:49:27.090482  # [   48.059104] RIP: 0033:0x7f9a09ed3f33
 3323 15:49:27.113412  # [   48.063093] 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
 3324 15:49:27.126976  # [   48.084068] RSP: 002b:00007ffe0123cbe8 EFLAGS: 00000246 ORIG_RAX: [   50.540565] lkdtm: Performing direct entry CORRUPT_PAC
 3325 15:49:27.129689  [   50.548855] lkdtm: XFAIL: this test is arm64-only
 3326 15:49:27.133191  0000000000000001
 3327 15:49:27.139934  # [   48.092524] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9a09ed3f33
 3328 15:49:27.150011  # [   48.100492] RDX: 000000000000000a RSI: 00007f9a09dc4000 RDI: 0000000000000001
 3329 15:49:27.156083  # [   48.108461] RBP: 00007f9a09dc4000 R08: 00007f9a09dc3010 R09: 0000000000000000
 3330 15:49:27.166071  # [   48.116434] R10: 00007f9a09fce1c0 R11: 0000000000000246 R12: 0000000000000001
 3331 15:49:27.172486  # [   48.124422] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3332 15:49:27.175813  # EXCEPTION: saw 'call trace:': ok
 3333 15:49:27.179156  ok 5 selftests: lkdtm: EXCEPTION.sh
 3334 15:49:27.182659  # selftests: lkdtm: LOOP.sh
 3335 15:49:27.185434  # Skipping LOOP: Hangs the system
 3336 15:49:27.188740  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3337 15:49:27.192273  # selftests: lkdtm: EXHAUST_STACK.sh
 3338 15:49:27.199044  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3339 15:49:27.202432  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3340 15:49:27.208662  # selftests: lkdtm: CORRUPT_STACK.sh
 3341 15:49:27.212025  # Skipping CORRUPT_STACK: Crashes entire system on success
 3342 15:49:27.218908  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3343 15:49:27.222219  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3344 15:49:27.229034  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3345 15:49:27.235220  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3346 15:49:27.238582  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3347 15:49:27.245233  # [   48.303653] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3348 15:49:27.248627  # [   48.312695] lkdtm: attempting good list addition
 3349 15:49:27.261502  # [   48.317856] lkdtm: attempting corrupted list a[   50.678325] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3350 15:49:27.261601  ddition
 3351 15:49:27.274938  # [   48.323498] lkdtm: list_add() corruption not detec[   50.685824] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3352 15:49:27.278397  ted!
 3353 15:49:27.281197  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3354 15:49:27.288015  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3355 15:49:27.291455  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3356 15:49:27.297745  # [   48.397410] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3357 15:49:27.304524  # [   48.403865] lkdtm: attempting good list removal
 3358 15:49:27.307806  # [   48.415138] lkdtm: attempting corrupted list removal
 3359 15:49:27.314678  # [   48.426903] lkdtm: list_del() corruption not detected!
 3360 15:49:27.320923  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3361 15:49:27.327601  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3362 15:49:27.330841  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3363 15:49:27.334260  # Segmentation fault
 3364 15:49:27.340402  # [   48.585015] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3365 15:49:27.347259  # [   48.595016] lkdtm: attempting bad read from page below current stack
 3366 15:49:27.360261  # [   48.608351] BUG: stack guard page was hit at 000000007a73a9fa (stack is 0000000097a9a48c..00000000ef973aff)
 3367 15:49:27.366885  # [   48.625426] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3368 15:49:27.373530  # [   48.632231] CPU: 1 PID: 1058 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3369 15:49:27.380215  # [   48.646995] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3370 15:49:27.387102  # [   48.653801] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3371 15:49:27.410211  # [   48.660316] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 a0 09 2c 99 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 4e a4 fd ff 48 c7 c7 e0 09 2c 99 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 34 a4 fd ff 0f 1f 44
 3372 15:49:27.416365  # [   48.687510] RSP: 0018:ffffb43f0191fe50 EFLAGS: 00010246
 3373 15:49:27.422997  # [   48.693344] RAX: 0000000000000038 RBX: ffffb43f0191c000 RCX: 0000000000000000
 3374 15:49:27.433269  # [   48.701337] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff992c09e0
 3375 15:49:27.439440  # [   48.709297] RBP: ffffffff992c010a R08: 0000000000000000 R09: 0000000000000000
 3376 15:49:27.449668  # [   48.717265] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3377 15:49:27.456351  # [   48.725235] R[   50.869617] lkdtm: Performing direct entry READ_AFTER_FREE
 3378 15:49:27.462459  [   50.879760] lkdtm: Value in memory before free: 12345678
 3379 15:49:27.469046  [   50.885710] lkdtm: Attempting bad read from freed memory
 3380 15:49:27.472530  [   50.891660] lkdtm: Memory was not poisoned
 3381 15:49:27.479115  13: ffffb43f0191ff10 R14: ffffb43f0191ff10 R15: ffff9b1ec4faf000
 3382 15:49:27.488683  # [   48.733204] FS:  00007f6c56114580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 3383 15:49:27.495524  # [   48.742241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3384 15:49:27.502268  # [   48.748657] CR2: ffffb43f0191bfff CR3: 0000000102776001 CR4: 00000000003706e0
 3385 15:49:27.505717  # [   48.756625] Call Trace:
 3386 15:49:27.511865  # [   48.759374]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3387 15:49:27.515281  # [   48.764432]  direct_entry.cold+0x2c/0x38
 3388 15:49:27.518689  # [   48.768810]  full_proxy_write+0x56/0x80
 3389 15:49:27.525390  # [   48.773093]  vfs_write+0xea/0x390
 3390 15:49:27.528683  # [   48.783001]  ksys_write+0x68/0xe0
 3391 15:49:27.531960  # [   48.786698]  do_syscall_64+0x33/0x40
 3392 15:49:27.538682  # [   48.790677]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3393 15:49:27.541492  # [   48.796316] RIP: 0033:0x7f6c5603cf33
 3394 15:49:27.564512  # [   48.800304] 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
 3395 15:49:27.571242  # [   48.821277] RSP: 002b:00007ffebcae4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3396 15:49:27.581660  # [   48.829733] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f6c5603cf33
 3397 15:49:27.587665  # [   48.837693] RDX: 0000000000000019 RSI: 00007f6c55f2d000 RDI: 0000000000000001
 3398 15:49:27.597875  # [   48.845662] RBP: 00007f6c55f2d000 R08: 00007f6c55f2c010 R09: 0000000000000000
 3399 15:49:27.611007  # [   48.853630] R10: 00007f6c561371c0 R11: 0000000000000246 R12: 000[   51.023285] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3400 15:49:27.614452  [   51.033518] lkdtm: Value in memory before free: 12345678
 3401 15:49:27.620497  [   51.039468] lkdtm: Attempting to read from freed memory
 3402 15:49:27.623906  0000000000001
 3403 15:49:27.634329  # [   48.861601] R13: 0000000000000001 R14: 00000[   51.045318] lkdtm: Buddy page was not poisoned
 3404 15:49:27.637074  00000020000 R15: 0000000000020000
 3405 15:49:27.663575  # [   48.869571] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3406 15:49:27.666893  # [   48.902214] ---[ end trace 0f2f4ca23f3d3d18 ]---
 3407 15:49:27.673552  # [   48.907377] RIP: 0010:lkdtm_BUG+0x5/0x10
 3408 15:49:27.693635  # [   48.911757] Code: 55 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 13 70 02
 3409 15:49:27.699873  # [   48.932740] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3410 15:49:27.713517  # [   48.938572] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 00000000000[   51.130317] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3411 15:49:27.713617  00000
 3412 15:49:27.726575  # [   48.946541] RDX: 0000000000000000 RSI: ffff9b1f3ac9b[   51.137333] lkdtm: Attempting double slab free ...
 3413 15:49:27.726699  f70 RDI: ffffffff98ed9a70
 3414 15:49:27.736606  # [   48.954509] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3415 15:49:27.742683  # [   48.962477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3416 15:49:27.752882  # [   48.970447] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3417 15:49:27.762952  # [   48.978419] FS:  00007f6c56114580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 3418 15:49:27.769081  # [   48.987456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3419 15:49:27.775728  # [   48.993872] CR2: ffffb43f0191bfff CR3: 0000000102776001 CR4: 00000000003706e0
 3420 15:49:27.785668  # [   49.001842] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3421 15:49:27.795886  # [   49.011754] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1058, name: cat
 3422 15:49:27.798597  # [   49.020209] INFO: lockdep is turned off.
 3423 15:49:27.801910  # [   49.024585] irq event stamp: 0
 3424 15:49:27.812116  # [   49.027991] hardirqs las[   51.223987] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3425 15:49:27.818880  [   51.235808] lkdtm: Attempting cross-cache slab free ...
 3426 15:49:27.822377  t  enabled at (0): [<0000000000000000>] 0x0
 3427 15:49:27.831948  # [   49.034992] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3428 15:49:27.842001  # [   49.044129] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3429 15:49:27.848134  # [   49.053264] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3430 15:49:27.858306  # [   49.060263] CPU: 1 PID: 1058 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3431 15:49:27.864993  # [   49.068815] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3432 15:49:27.868454  # [   49.075618] Call Trace:
 3433 15:49:27.871731  # [   49.078346]  dump_stack+0x77/0x97
 3434 15:49:27.875128  # [   49.082069]  ___might_sleep.cold+0xa6/0xb6
 3435 15:49:27.878502  # [   49.092852]  exit_signals+0x1c/0x2d0
 3436 15:49:27.884468  # [   49.096841]  do_exit+0xd5/0xb00
 3437 15:49:27.891157  # [   49.100344]  ? ksys_write+[   51.304676] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3438 15:49:27.898125  [   51.316111] lkdtm: Attempting non-Slab slab free ...
 3439 15:49:27.898227  0x68/0xe0
 3440 15:49:27.904141  # [   49.104237]  rewind_stack_do_exit+0x17/0x20
 3441 15:49:27.907467  # [   49.108905] RIP: 0033:0x7f6c5603cf33
 3442 15:49:27.930573  # [   49.112893] 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
 3443 15:49:27.937371  # [   49.133879] RSP: 002b:00007ffebcae4f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3444 15:49:27.947296  # [   49.142335] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f6c5603cf33
 3445 15:49:27.954178  # [   49.150297] RDX: 0000000000000019 RSI: 00007f6c55f2d000 RDI: 0000000000000001
 3446 15:49:27.963795  # [   49.158266] RBP: 00007f6c55f2d000 R08: 00007f6c55f2c010 R09: 0000000000000000
 3447 15:49:27.970436  # [   49.166234] R10: 00007f6c561371c0 R11: 0000000000000246 R12: 0000000000000001
 3448 15:49:27.979935  # [   49.174203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3449 15:49:27.983361  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3450 15:49:27.990222  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3451 15:49:27.993636  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3452 15:49:27.997052  # Segmentation fault
 3453 15:49:28.003167  # [   49.253927] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3454 15:49:28.009884  # [   49.263869] lkdtm: attempting bad read from page above current stack
 3455 15:49:28.019841  # [   49.277210] BUG: stack guard page was hit at 0000000097665303 (stack is 000000004589c0cf..00000000534b004f)
 3456 15:49:28.030116  # [   49.294272] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3457 15:49:28.036280  # [   49.301077] CPU: 0 PID: 1091 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3458 15:49:28.043062  # [   49.309620] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3459 15:49:28.049863  # [   49.316428] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3460 15:49:28.072701  # [   49.323043] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 18 0a 2c 99 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 14 a4 fd ff 48 c7 c7 58 0a 2c 99 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 f7 a3 fd ff
 3461 15:49:28.079478  # [   49.344026] RSP: 0018:ffffb43f0199fe50 EFLAGS: 00010246
 3462 15:49:28.086089  # [   49.349860] RAX: 0000000000000038 RBX: ffffb43f0199c000 RCX: 0000000000000000
 3463 15:49:28.095754  # [   49.357828] RDX: 0000000000000000 RSI: f[   51.513242] lkdtm: Performing direct entry EXEC_DATA
 3464 15:49:28.102589  [   51.519934] lkdtm: attempting ok execution at ffffffff982b2500
 3465 15:49:28.108644  [   51.526474] lkdtm: attempting bad execution at ffffffff9a9b3560
 3466 15:49:28.112053  fff9b1f3ac1bf70 RDI: ffffffff992c0a58
 3467 15:49:28.125540  # [   49.365798] RBP: fff[   51.533123] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3468 15:49:28.131798  [   51.547673] BUG: unable to handle page fault for address: ffffffff9a9b3560
 3469 15:49:28.138506  [   51.555372] #PF: supervisor instruction fetch in kernel mode
 3470 15:49:28.145398  [   51.561690] #PF: error_code(0x0011) - permissions violation
 3471 15:49:28.152234  [   51.567911] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001152000e3 
 3472 15:49:28.154923  [   51.575689] Oops: 0011 [#5] SMP PTI
 3473 15:49:28.165165  [   51.579578] CPU: 2 PID: 1634 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3474 15:49:28.171541  [   51.588130] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3475 15:49:28.174905  [   51.594937] RIP: 0010:data_area+0x0/0x40
 3476 15:49:28.198190  [   51.599313] Code: ff ff 00 72 3d c4 1e 9b ff ff 00 71 3d c4 1e 9b ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3477 15:49:28.201636  [   51.620297] RSP: 0018:ffffb43f0222fe48 EFLAGS: 00010246
 3478 15:49:28.211226  [   51.626130] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3479 15:49:28.217534  [   51.634099] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 3480 15:49:28.227673  [   51.642068] RBP: ffffffff9a9b3560 R08: 0000000000000000 R09: 0000000000000000
 3481 15:49:28.234583  [   51.650038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3482 15:49:28.240624  [   51.658009] R13: ffffb43f0222ff10 R14: ffffb43f0222ff10 R15: ffff9b1ec4c44000
 3483 15:49:28.250747  [   51.665979] FS:  00007f313c180580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3484 15:49:28.257567  [   51.675018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3485 15:49:28.267023  [   51.681435] CR2: ffffffff9a9b3560 CR3: 000000010541a004 CR4: 00000000003706e0
 3486 15:49:28.267118  [   51.689397] Call Trace:
 3487 15:49:28.273773  [   51.692125]  ? execute_location+0x48/0x56
 3488 15:49:28.277180  [   51.696600]  ? direct_entry.cold+0x2c/0x38
 3489 15:49:28.280538  [   51.701172]  ? full_proxy_write+0x56/0x80
 3490 15:49:28.287142  [   51.705647]  ? vfs_write+0xea/0x390
 3491 15:49:28.290607  [   51.709530]  ? ksys_write+0x68/0xe0
 3492 15:49:28.293501  [   51.713429]  ? do_syscall_64+0x33/0x40
 3493 15:49:28.300200  [   51.717611]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3494 15:49:28.326732  [   51.723444] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3495 15:49:28.333357  fffff992c0123 R08: 0000000000000000 R09: 0000000000000000
 3496 15:49:28.336748  # [  [   51.749895] CR2: ffffffff9a9b3560
 3497 15:49:28.340178  [   51.759805] ---[ end trace 0f2f4ca23f3d3d1b ]---
 3498 15:49:28.346208  [   51.764959] RIP: 0010:lkdtm_BUG+0x5/0x10
 3499 15:49:28.366000  [   51.769335] Code: 55 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 13 70 02
 3500 15:49:28.372747  [   51.790319] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3501 15:49:28.379648  [   51.796152] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3502 15:49:28.389626  [   51.804121] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3503 15:49:28.395713  [   51.812090] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3504 15:49:28.405955  [   51.820061] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3505 15:49:28.412034  [   51.828031] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3506 15:49:28.422219  [   51.836001] FS:  00007f313c180580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3507 15:49:28.429197  [   51.845038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3508 15:49:28.435227  [   51.851455] CR2: ffffffff9a9b3560 CR3: 000000010541a004 CR4: 00000000003706e0
 3509 15:49:28.445188  [   51.859428] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3510 15:49:28.455380  [   51.869340] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1634, name: cat
 3511 15:49:28.458854  [   51.877796] INFO: lockdep is turned off.
 3512 15:49:28.461593  [   51.882173] irq event stamp: 0
 3513 15:49:28.468595  [   51.885577] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3514 15:49:28.478650  [   51.892577] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3515 15:49:28.488146  [   51.901711] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3516 15:49:28.494914  [   51.910844] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3517 15:49:28.501831  [   51.917842] CPU: 2 PID: 1634 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3518 15:49:28.507893  [   51.926395] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3519 15:49:28.511199  [   51.933198] Call Trace:
 3520 15:49:28.514569  [   51.935924]  dump_stack+0x77/0x97
 3521 15:49:28.521211  [   51.939614]  ___might_sleep.cold+0xa6/0xb6
 3522 15:49:28.524783  [   51.944185]  exit_signals+0x1c/0x2d0
 3523 15:49:28.528242  [   51.948173]  do_exit+0xd5/0xb00
 3524 15:49:28.531620  [   51.951676]  ? ksys_write+0x68/0xe0
 3525 15:49:28.537708  [   51.955567]  rewind_stack_do_exit+0x17/0x20
 3526 15:49:28.541112  [   51.960237] RIP: 0033:0x7f313c0a8f33
 3527 15:49:28.560704  [   51.964225] 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
 3528 15:49:28.570912  [   51.985210] RSP: 002b:00007ffc3b614d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3529 15:49:28.577133  [   51.993666] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f313c0a8f33
 3530 15:49:28.587291  [   52.001635] RDX: 000000000000000a RSI: 00007f313bf99000 RDI: 0000000000000001
 3531 15:49:28.594096  [   52.009605] RBP: 00007f313bf99000 R08: 00007f313bf98010 R09: 0000000000000000
 3532 15:49:28.600941  [   52.017575] R10: 00007f313c1a31c0 R11: 0000000000000246 R12: 0000000000000001
 3533 15:49:28.610629  [   52.025544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3534 15:49:28.616789   49.373766] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3535 15:49:28.626952  # [   49.381735] R13: ffffb43f0199ff10 R14: ffffb43f0199ff10 R15: ffff9b1ec57c2000
 3536 15:49:28.633174  # [   49.389705] FS:  00007f1cbcb2a580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3537 15:49:28.639817  # [   49.398743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3538 15:49:28.650131  # [   49.405159] CR2: ffffb43f019a0000 CR3: 0000000103470006 CR4: 00000000003706f0
 3539 15:49:28.653515  # [   49.413128] Call Trace:
 3540 15:49:28.659806  # [   49.415856]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3541 15:49:28.663224  # [   49.421690]  direct_entry.cold+0x2c/0x38
 3542 15:49:28.666693  # [   49.426070]  full_proxy_write+0x56/0x80
 3543 15:49:28.672851  # [   49.430357]  vfs_write+0xea/0x390
 3544 15:49:28.676242  # [   49.434055]  ksys_write+0x68/0xe0
 3545 15:49:28.679576  # [   49.437743]  do_syscall_64+0x33/0x40
 3546 15:49:28.686442  # [   49.441723]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3547 15:49:28.689848  # [   49.447363] RIP: 0033:0x7f1cbca52f33
 3548 15:49:28.702719  # [   49.451343] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff f[   52.114779] lkdtm: Performing direct entry EXEC_STACK
 3549 15:49:28.709699  [   52.126227] lkdtm: attempting ok execution at ffffffff982b2500
 3550 15:49:28.715726  [   52.132766] lkdtm: attempting bad execution at ffffb43f021e7e18
 3551 15:49:28.722447  [   52.139406] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3552 15:49:28.739355  f eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00[   52.147772] BUG: unable to handle page fault for address: ffffb43f021e7e18
 3553 15:49:28.745499  [   52.161664] #PF: supervisor instruction fetch in kernel mode
 3554 15:49:28.748951  [   52.167984] #PF: error_code(0x0011) - permissions violation
 3555 15:49:28.758553  [   52.174206] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 104bb8067 PTE 80000001037de063
 3556 15:49:28.768696   00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 4[   52.183251] Oops: 0011 [#6] SMP PTI
 3557 15:49:28.778919  [   52.193356] CPU: 3 PID: 1670 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3558 15:49:28.784981  [   52.201910] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3559 15:49:28.788312  [   52.208718] RIP: 0010:0xffffb43f021e7e18
 3560 15:49:28.791718  8 89 54 24 18
 3561 15:49:28.814760  # [   49.472327] RSP: 002b:00007ffd8e9c2628 EFLAG[   52.213097] Code: 00 00 18 7e 1e 02 3f b4 ff ff 96 8d 8f 98 ff ff ff ff 20 00 00 00 00 00 00 00 66 02 2c 99 ff ff ff ff c2 8e 8f 98 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
 3562 15:49:28.821565  [   52.240295] RSP: 0018:ffffb43f021e7df8 EFLAGS: 00010246
 3563 15:49:28.831717  [   52.246130] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3564 15:49:28.838435  [   52.254100] RDX: 0000000000000000 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 3565 15:49:28.844432  [   52.262068] RBP: ffffb43f021e7e18 R08: 0000000000000000 R09: 0000000000000000
 3566 15:49:28.854942  [   52.270037] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3567 15:49:28.861147  [   52.278006] R13: ffffb43f021e7f10 R14: ffffb43f021e7f10 R15: ffff9b1ec4daf000
 3568 15:49:28.871497  [   52.285976] FS:  00007fca30061580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3569 15:49:28.877625  [   52.295015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3570 15:49:28.884462  [   52.301431] CR2: ffffb43f021e7e18 CR3: 000000010562c001 CR4: 00000000003706e0
 3571 15:49:28.887892  [   52.309400] Call Trace:
 3572 15:49:28.893982  [   52.312129]  ? execute_location+0x48/0x56
 3573 15:49:28.897408  [   52.316602]  ? lkdtm_EXEC_STACK+0x26/0x40
 3574 15:49:28.900659  [   52.321077]  ? direct_entry.cold+0x2c/0x38
 3575 15:49:28.907415  [   52.325650]  ? full_proxy_write+0x56/0x80
 3576 15:49:28.910773  [   52.330125]  ? vfs_write+0xea/0x390
 3577 15:49:28.914112  [   52.334016]  ? ksys_write+0x68/0xe0
 3578 15:49:28.917569  [   52.337909]  ? do_syscall_64+0x33/0x40
 3579 15:49:28.923646  [   52.342091]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3580 15:49:28.950117  [   52.347926] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3581 15:49:28.953666  [   52.374389] CR2: ffffb43f021e7e18
 3582 15:49:28.960402  [   52.378087] ---[ end trace 0f2f4ca23f3d3d1c ]---
 3583 15:49:28.963677  [   52.383241] RIP: 0010:lkdtm_BUG+0x5/0x10
 3584 15:49:28.986395  [   52.387618] Code: 55 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 13 70 02
 3585 15:49:28.989745  [   52.408601] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3586 15:49:28.999710  [   52.414434] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3587 15:49:29.006599  [   52.422422] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3588 15:49:29.016083  [   52.430390] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3589 15:49:29.022764  [   52.438371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3590 15:49:29.029532  [   52.446341] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3591 15:49:29.039123  [   52.454310] FS:  00007fca30061580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3592 15:49:29.045917  [   52.463371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3593 15:49:29.055137  [   52.469789] CR2: ffffb43f021e7e18 CR3: 000000010562c001 CR4: 00000000003706e0
 3594 15:49:29.058554  S: 00000246 ORIG_RAX: 0000000000000001
 3595 15:49:29.065246  # [   49.480783] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f1cbca52f33
 3596 15:49:29.075556  # [   49.488754] RDX: 000000000000001a RSI: 00007f1cbc943000 RDI: 0000000000000001
 3597 15:49:29.081837  # [   49.496723] RBP: 00007f1cbc943000 R08: 00007f1cbc942010 R09: 0000000000000000
 3598 15:49:29.092050  # [   49.504691] R10: 00007f1cbcb4d1c0 R11: 0000000000000246 R12: 0000000000000001
 3599 15:49:29.098244  # [   49.512661] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3600 15:49:29.124635  # [   49.520632] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3601 15:49:29.131251  # [   49.547075] ---[ end trace 0f2f4ca23f3d3d19 ]---
 3602 15:49:29.134649  # [   49.552229] RIP: 0010:lkdtm_BUG+0x5/0x10
 3603 15:49:29.157638  # [   49.556597] Code: 55 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 13 70 02
 3604 15:49:29.160972  # [   49.577571] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3605 15:49:29.170701  # [   49.583404] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3606 15:49:29.177477  # [   49.591372][   52.595479] lkdtm: Performing direct entry EXEC_KMALLOC
 3607 15:49:29.184350  [   52.601712] lkdtm: attempting ok execution at ffffffff982b2500
 3608 15:49:29.190475  [   52.608231] lkdtm: attempting bad execution at ffff9b1ec4e433c0
 3609 15:49:29.200727  [   52.614900] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3610 15:49:29.213427   RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a[   52.623265] BUG: unable to handle page fault for address: ffff9b1ec4e433c0
 3611 15:49:29.220401  [   52.637159] #PF: supervisor instruction fetch in kernel mode
 3612 15:49:29.227176  [   52.643477] #PF: error_code(0x0011) - permissions violation
 3613 15:49:29.233746  [   52.649700] PGD 115401067 P4D 115401067 PUD 10004e063 PMD 105490063 PTE 8000000104e43163
 3614 15:49:29.240038  [   52.658741] Oops: 0011 [#7] SMP PTI
 3615 15:49:29.246770  [   52.662632] CPU: 2 PID: 1706 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3616 15:49:29.253609  [   52.671184] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3617 15:49:29.259747  [   52.677991] RIP: 0010:0xffff9b1ec4e433c0
 3618 15:49:29.279576  [   52.682372] Code: 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 af 97 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
 3619 15:49:29.286472  [   52.703373] RSP: 0018:ffffb43f02327e38 EFLAGS: 00010246
 3620 15:49:29.292527  [   52.709206] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3621 15:49:29.302831  [   52.717175] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 3622 15:49:29.309604  [   52.725144] RBP: ffff9b1ec4e433c0 R08: 0000000000000000 R09: 0000000000000000
 3623 15:49:29.315759  [   52.733112] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3624 15:49:29.325906  [   52.741081] R13: ffffb43f02327f10 R14: ffffb43f02327f10 R15: ffff9b1ec34ab000
 3625 15:49:29.335473  [   52.749053] FS:  00007fec6a504580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3626 15:49:29.342255  [   52.758090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3627 15:49:29.349142  [   52.764504] CR2: ffff9b1ec4e433c0 CR3: 0000000103e1e001 CR4: 00000000003706e0
 3628 15:49:29.352505  [   52.772473] Call Trace:
 3629 15:49:29.355172  [   52.775203]  ? execute_location+0x48/0x56
 3630 15:49:29.361776  [   52.779678]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3631 15:49:29.365245  [   52.784363]  ? direct_entry.cold+0x2c/0x38
 3632 15:49:29.365335  70
 3633 15:49:29.375276  # [   49.599341] RBP: ffffffff9931b4b0 R08: 0000000000000001[   52.788944]  ? full_proxy_write+0x56/0x80
 3634 15:49:29.378722  [   52.799632]  ? vfs_write+0xea/0x390
 3635 15:49:29.385553  [   52.803521]  ? ksys_write+0x68/0xe0
 3636 15:49:29.388275  [   52.807427]  ? do_syscall_64+0x33/0x40
 3637 15:49:29.394905  [   52.811608]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3638 15:49:29.421367  [   52.817443] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3639 15:49:29.421469   R09: 0000000000000001
 3640 15:49:29.431611  # [   49.607310] R10: 00000000ffffe000 R[   52.843903] CR2: ffff9b1ec4e433c0
 3641 15:49:29.434987  [   52.853814] ---[ end trace 0f2f4ca23f3d3d1d ]---
 3642 15:49:29.438397  [   52.858966] RIP: 0010:lkdtm_BUG+0x5/0x10
 3643 15:49:29.461449  [   52.863343] Code: 55 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 13 70 02
 3644 15:49:29.467624  [   52.884372] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3645 15:49:29.474371  [   52.890206] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3646 15:49:29.484004  [   52.898175] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3647 15:49:29.490876  [   52.906143] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3648 15:49:29.497262  [   52.914113] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3649 15:49:29.507491  [   52.922082] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3650 15:49:29.513472  [   52.930051] FS:  00007fec6a504580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3651 15:49:29.520249  [   52.939089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3652 15:49:29.530593  [   52.945504] CR2: ffff9b1ec4e433c0 CR3: 0000000103e1e001 CR4: 00000000003706e0
 3653 15:49:29.540011  [   52.953474] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3654 15:49:29.546839  [   52.963386] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1706, name: cat
 3655 15:49:29.553521  [   52.971840] INFO: lockdep is turned off.
 3656 15:49:29.556894  [   52.976216] irq event stamp: 0
 3657 15:49:29.563112  [   52.979621] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3658 15:49:29.573327  [   52.986622] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3659 15:49:29.579528  [   52.995758] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3660 15:49:29.589783  [   53.004894] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3661 15:49:29.596430  [   53.011893] CPU: 2 PID: 1706 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3662 15:49:29.603102  [   53.020445] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3663 15:49:29.606471  [   53.027249] Call Trace:
 3664 15:49:29.609232  [   53.029977]  dump_stack+0x77/0x97
 3665 15:49:29.615971  [   53.033676]  ___might_sleep.cold+0xa6/0xb6
 3666 15:49:29.619485  [   53.038248]  exit_signals+0x1c/0x2d0
 3667 15:49:29.622908  [   53.042237]  do_exit+0xd5/0xb00
 3668 15:49:29.626288  [   53.045730]  ? ksys_write+0x68/0xe0
 3669 15:49:29.629097  [   53.049622]  rewind_stack_do_exit+0x17/0x20
 3670 15:49:29.635886  [   53.054290] RIP: 0033:0x7fec6a42cf33
 3671 15:49:29.655790  [   53.058278] 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
 3672 15:49:29.662580  [   53.079264] RSP: 002b:00007ffc2f236968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3673 15:49:29.672343  [   53.087722] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fec6a42cf33
 3674 15:49:29.678983  [   53.095692] RDX: 000000000000000d RSI: 00007fec6a31d000 RDI: 0000000000000001
 3675 15:49:29.688649  [   53.103662] RBP: 00007fec6a31d000 R08: 00007fec6a31c010 R09: 0000000000000000
 3676 15:49:29.695452  [   53.111631] R10: 00007fec6a5271c0 R11: 0000000000000246 R12: 0000000000000001
 3677 15:49:29.705394  [   53.119600] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3678 15:49:29.708158  11: 3fffffffffffffff R12: 0000000000000004
 3679 15:49:29.714988  # [   49.615278] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3680 15:49:29.724535  # [   49.623248] FS:  00007f1cbcb2a580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3681 15:49:29.731384  # [   49.632276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3682 15:49:29.741448  # [   49.638690] CR2: ffffb43f019a0000 CR3: 0000000103470006 CR4: 00000000003706f0
 3683 15:49:29.744830  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3684 15:49:29.751026  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3685 15:49:29.754453  # selftests: lkdtm: UNSET_SMEP.sh
 3686 15:49:29.761110  # [   49.794391] lkdtm: Performing direct entry UNSET_SMEP
 3687 15:49:29.764634  # [   49.801488] lkdtm: trying to clear SMEP normally
 3688 15:49:29.770859  # [   49.812860] ------------[ cut here ]------------
 3689 15:49:29.774152  # [   49.824251] pinned CR4 bits changed: 0x100000!?
 3690 15:49:29.790556  # [   49.835544] WARNING: CPU: 0 PID: 1127 at arch/x86/kernel/cpu/common.c:392 native_write_[   53.207388] lkdtm: Performing direct entry EXEC_VMALLOC
 3691 15:49:29.790648  cr4+0x41/0x60
 3692 15:49:29.803527  # [   49.851979] Modules linked in: fuse ip_table[   53.214259] lkdtm: attempting ok execution at ffffffff982b2500
 3693 15:49:29.817077  s cros_ec_sensors cros_ec_sensors_core industrialio_triggered_bu[   53.226991] lkdtm: attempting bad execution at ffffb43f006e9000
 3694 15:49:29.830181  ffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar c[   53.239844] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3695 15:49:29.837030  [   53.254379] BUG: unable to handle page fault for address: ffffb43f006e9000
 3696 15:49:29.843858  [   53.262059] #PF: supervisor instruction fetch in kernel mode
 3697 15:49:29.849874  [   53.268377] #PF: error_code(0x0011) - permissions violation
 3698 15:49:29.859986  [   53.274599] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1055db067 PTE 8000000105684063
 3699 15:49:29.863348  [   53.283646] Oops: 0011 [#8] SMP PTI
 3700 15:49:29.873531  [   53.287537] CPU: 0 PID: 1742 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3701 15:49:29.879602  [   53.296089] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3702 15:49:29.883046  [   53.302895] RIP: 0010:0xffffb43f006e9000
 3703 15:49:29.889852  [   53.307271] Code: Unable to access opcode bytes at RIP 0xffffb43f006e8fd6.
 3704 15:49:29.896032  [   53.314948] RSP: 0018:ffffb43f0220fe38 EFLAGS: 00010246
 3705 15:49:29.906219  [   53.320780] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3706 15:49:29.912885  [   53.328749] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 3707 15:49:29.919549  [   53.336720] RBP: ffffb43f006e9000 R08: 0000000000000000 R09: 0000000000000000
 3708 15:49:29.929466  [   53.344690] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3709 15:49:29.935599  [   53.352658] R13: ffffb43f0220ff10 R14: ffffb43f0220ff10 R15: ffff9b1ec5684000
 3710 15:49:29.945532  [   53.360630] FS:  00007f166852c580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3711 15:49:29.952273  [   53.369667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3712 15:49:29.958710  [   53.376082] CR2: ffffb43f006e8fd6 CR3: 00000001029c8004 CR4: 00000000003706f0
 3713 15:49:29.962122  [   53.384052] Call Trace:
 3714 15:49:29.968876  [   53.386781]  ? execute_location+0x48/0x56
 3715 15:49:29.972410  [   53.391261]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 3716 15:49:29.975166  [   53.395920]  ? direct_entry.cold+0x2c/0x38
 3717 15:49:29.981936  [   53.400493]  ? full_proxy_write+0x56/0x80
 3718 15:49:29.985522  [   53.404966]  ? vfs_write+0xea/0x390
 3719 15:49:29.988888  [   53.408857]  ? ksys_write+0x68/0xe0
 3720 15:49:29.991748  [   53.412750]  ? do_syscall_64+0x33/0x40
 3721 15:49:29.998639  [   53.416933]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3722 15:49:30.025134  [   53.422769] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3723 15:49:30.027901  [   53.449201] CR2: ffffb43f006e9000
 3724 15:49:30.034915  [   53.452899] ---[ end trace 0f2f4ca23f3d3d1e ]---
 3725 15:49:30.037728  [   53.458053] RIP: 0010:lkdtm_BUG+0x5/0x10
 3726 15:49:30.060912  [   53.462429] Code: 55 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 13 70 02
 3727 15:49:30.064412  [   53.483422] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3728 15:49:30.074046  [   53.489255] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3729 15:49:30.080956  [   53.497225] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3730 15:49:30.091091  [   53.505193] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3731 15:49:30.097147  [   53.513165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3732 15:49:30.104046  [   53.521134] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3733 15:49:30.113669  [   53.529103] FS:  00007f166852c580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3734 15:49:30.120524  [   53.538141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3735 15:49:30.130135  [   53.544557] CR2: ffffb43f006e8fd6 CR3: 00000001029c8004 CR4: 00000000003706f0
 3736 15:49:30.136887  ros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3737 15:49:30.146557  # [   49.884625] CPU: 0 PID: 1127 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3738 15:49:30.153281  # [   49.899393] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3739 15:49:30.160188  # [   49.912460] RIP: 0010:native_write_cr4+0x41/0x60
 3740 15:49:30.179947  # [   49.923822] 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 00 fc 1f 99 c6 05 cc d8 c3 01 01 e8 8b d7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3741 15:49:30.186746  # [   49.951066] RSP: 0018:ffffb43f01a2fe48 EFLAGS: 00010286
 3742 15:49:30.192899  # [   49.963103] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000
 3743 15:49:30.203037  # [   49.977332] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 3744 15:49:30.209751  # [   49.991510] RBP: ffffffff992c013d R08: 0000000000000000 R09: 0000000000000000
 3745 15:49:30.219188  # [   50.005738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3746 15:49:30.225919  # [   50.019914] R13: ffffb43f01a2ff10 R14: ffffb43f01a2ff10 R15: ffff9b1ec26c0000
 3747 15:49:30.236136  # [   50.034105] FS:  00007f2206c93580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3748 15:49:30.242436  # [   50.049395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3749 15:49:30.251837  # [   50.062016] CR2: 00007f2206aac000 CR3: 0000000103ec8006 CR4: 00000000003706f0
 3750 15:49:30.255331  # [   50.076246] Call Trace:
 3751 15:49:30.258713  # [   50.085208]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3752 15:49:30.264916  # [   50.096338]  direct_entry.cold+0x2c/0x38
 3753 15:49:30.268242  # [   50.106897]  full_proxy_write+0x56/0x80
 3754 15:49:30.271720  # [   50.117448]  vfs_write+0xea/0x390
 3755 15:49:30.274857  # [   50.127361]  ksys_write+0x68/0xe0
 3756 15:49:30.281623  # [   50.137269]  do_syscall_64+0x33/0x40
 3757 15:49:30.284951  # [   50.147479]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3758 15:49:30.291643  # [   50.159367] RIP: 0033:0x7f2206bbbf33
 3759 15:49:30.314643  # [   50.169544] 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 8[   53.728800] lkdtm: Performing direct entry EXEC_RODATA
 3760 15:49:30.320892  [   53.738524] lkdtm: attempting ok execution at ffffffff982b2500
 3761 15:49:30.327651  [   53.745075] lkdtm: attempting bad execution at ffffffff98ed9f00
 3762 15:49:30.337069  [   53.751698] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3763 15:49:30.343998  [   53.760063] BUG: unable to handle page fault for address: ffffffff98ed9f00
 3764 15:49:30.350323  [   53.767745] #PF: supervisor instruction fetch in kernel mode
 3765 15:49:30.356893  [   53.774064] #PF: error_code(0x0011) - permissions violation
 3766 15:49:30.363841  [   53.780286] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001138000e1 
 3767 15:49:30.366665  [   53.788064] Oops: 0011 [#9] SMP PTI
 3768 15:49:30.376913  [   53.791954] CPU: 2 PID: 1778 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3769 15:49:30.383777  [   53.800508] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3770 15:49:30.389839  [   53.807316] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 3771 15:49:30.409866  [   53.813052] Code: ff ff c2 a2 8f 98 ff ff ff ff b2 04 2c 99 ff ff ff ff 78 8a 8f 98 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
 3772 15:49:30.416579  [   53.834037] RSP: 0018:ffffb43f023d7e48 EFLAGS: 00010246
 3773 15:49:30.423229  [   53.839869] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 3774 15:49:30.432539  [   53.847840] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 3775 15:49:30.439341  [   53.855810] RBP: ffffffff98ed9f00 R08: 0000000000000000 R09: 0000000000000000
 3776 15:49:30.449744  [   53.863778] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 3777 15:49:30.455978  [   53.871747] R13: ffffb43f023d7f10 R14: ffffb43f023d7f10 R15: ffff9b1ec325c000
 3778 15:49:30.465580  [   53.879717] FS:  00007fbcbbc63580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3779 15:49:30.472367  [   53.888754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3780 15:49:30.479126  [   53.895169] CR2: ffffffff98ed9f00 CR3: 0000000103598004 CR4: 00000000003706e0
 3781 15:49:30.482456  [   53.903138] Call Trace:
 3782 15:49:30.485915  [   53.905865]  ? execute_location+0x48/0x56
 3783 15:49:30.492009  [   53.910340]  ? direct_entry.cold+0x2c/0x38
 3784 15:49:30.495511  [   53.914913]  ? full_proxy_write+0x56/0x80
 3785 15:49:30.498941  [   53.919387]  ? vfs_write+0xea/0x390
 3786 15:49:30.502244  [   53.923276]  ? ksys_write+0x68/0xe0
 3787 15:49:30.509042  [   53.927169]  ? do_syscall_64+0x33/0x40
 3788 15:49:30.511809  [   53.931343]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3789 15:49:30.538701  [   53.937177] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3790 15:49:30.542063  3 ec 28 48 89 54 24 18
 3791 15:49:30.548401  # [   50.196750] RSP: 002b:00007ffce7d76[   53.963634] CR2: ffffffff98ed9f00
 3792 15:49:30.555321  [   53.973546] ---[ end trace 0f2f4ca23f3d3d1f ]---
 3793 15:49:30.558028  [   53.978700] RIP: 0010:lkdtm_BUG+0x5/0x10
 3794 15:49:30.581181  [   53.983068] Code: 55 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 13 70 02
 3795 15:49:30.584748  [   54.004052] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3796 15:49:30.594962  [   54.009884] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3797 15:49:30.600990  [   54.017854] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3798 15:49:30.611119  [   54.025823] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3799 15:49:30.618033  [   54.033791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3800 15:49:30.627590  [   54.041761] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3801 15:49:30.634292  [   54.049731] FS:  00007fbcbbc63580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3802 15:49:30.641138  [   54.058768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3803 15:49:30.650766  [   54.065184] CR2: ffffffff98ed9f00 CR3: 0000000103598004 CR4: 00000000003706e0
 3804 15:49:30.654076  2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3805 15:49:30.664163  # [   50.211444] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2206bbbf33
 3806 15:49:30.670501  # [   50.225614] RDX: 000000000000000b RSI: 00007f2206aac000 RDI: 0000000000000001
 3807 15:49:30.680179  # [   50.239815] RBP: 00007f2206aac000 R08: 00007f2206aab010 R09: 0000000000000000
 3808 15:49:30.687053  # [   50.254000] R10: 00007f2206cb61c0 R11: 0000000000000246 R12: 0000000000000001
 3809 15:49:30.693823  # [   50.268192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3810 15:49:30.700017  # [   50.282398] irq event stamp: 0
 3811 15:49:30.706827  # [   50.292008] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3812 15:49:30.716947  # [   50.305227] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3813 15:49:30.723042  # [   50.320589] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3814 15:49:30.733209  # [   50.335960] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3815 15:49:30.736543  # [   50.349184] ---[ end trace 0f2f4ca23f3d3d1a ]---
 3816 15:49:30.743314  # [   50.360542] lkdtm: ok: SMEP did not get cleared
 3817 15:49:30.749300  # [   50.371818] lkdtm: trying to clear SMEP with call gadget
 3818 15:49:30.752838  # [   50.377794] lkdtm: ok: SMEP removal was reverted
 3819 15:49:30.759660  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 3820 15:49:30.765936  ok 14 selftests: lkdtm: UNSET[   54.182514] lkdtm: Performing direct entry EXEC_USERSPACE
 3821 15:49:30.769269  _SMEP.sh
 3822 15:49:30.772724  # selftests: lkdtm: DOUBLE_FAULT.sh
 3823 15:49:30.779809  # [   50.456067] [   54.191111] lkdtm: attempting ok execution at ffffffff982b2500
 3824 15:49:30.785768  lkdtm: Performing direct entry DOUBLE_FAULT
 3825 15:49:30.792700  # [   50.463326] lk[   54.203852] lkdtm: attempting bad execution at 00007fd2bf720000
 3826 15:49:30.796144  dtm: XFAIL: this test is ia32-only
 3827 15:49:30.805878  # DOUBLE_FAULT: saw 'XFAIL':[   54.216705] unable to execute userspace code (SMEP?) (uid: 0)
 3828 15:49:30.812134  [   54.229291] BUG: unable to handle page fault for address: 00007fd2bf720000
 3829 15:49:30.819114  [   54.236970] #PF: supervisor instruction fetch in kernel mode
 3830 15:49:30.825942  [   54.243288] #PF: error_code(0x0011) - permissions violation
 3831 15:49:30.835414  [   54.249510] PGD 800000010335a067 P4D 800000010335a067 PUD 102704067 PMD 10126a067 PTE 11859b067
 3832 15:49:30.838660  [   54.259237] Oops: 0011 [#10] SMP PTI
 3833 15:49:30.848373  [   54.263217] CPU: 0 PID: 1814 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3834 15:49:30.855400  [   54.271770] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3835 15:49:30.858847  [   54.278576] RIP: 0010:0x7fd2bf720000
 3836 15:49:30.864949  [   54.282563] Code: Unable to access opcode bytes at RIP 0x7fd2bf71ffd6.
 3837 15:49:30.871658  [   54.289851] RSP: 0018:ffffb43f02487e50 EFLAGS: 00010246
 3838 15:49:30.878269  [   54.295685] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 3839 15:49:30.888552  [   54.303656] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 3840 15:49:30.895097  [   54.311626] RBP: 00007fd2bf720000 R08: 0000000000000000 R09: 0000000000000000
 3841 15:49:30.904746  [   54.319594] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 3842 15:49:30.911083  [   54.327563] R13: ffffb43f02487f10 R14: ffffb43f02487f10 R15: ffff9b1ec5c2b000
 3843 15:49:30.921290  [   54.335533] FS:  00007fd2bf6f1580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3844 15:49:30.928049  [   54.344570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3845 15:49:30.934742  [   54.350985] CR2: 00007fd2bf720000 CR3: 0000000104f50002 CR4: 00000000003706f0
 3846 15:49:30.937702  [   54.358954] Call Trace:
 3847 15:49:30.944305  [   54.361684]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 3848 15:49:30.947738  [   54.367030]  ? direct_entry.cold+0x2c/0x38
 3849 15:49:30.951110  [   54.371603]  ? full_proxy_write+0x56/0x80
 3850 15:49:30.957897  [   54.376078]  ? vfs_write+0xea/0x390
 3851 15:49:30.960570  [   54.379961]  ? ksys_write+0x68/0xe0
 3852 15:49:30.964023  [   54.383853]  ? do_syscall_64+0x33/0x40
 3853 15:49:30.970797  [   54.388027]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3854 15:49:30.996741  [   54.393863] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3855 15:49:31.000139  [   54.420304] CR2: 00007fd2bf720000
 3856 15:49:31.006983  [   54.423992] ---[ end trace 0f2f4ca23f3d3d20 ]---
 3857 15:49:31.010378  [   54.429147] RIP: 0010:lkdtm_BUG+0x5/0x10
 3858 15:49:31.030193  [   54.433522] Code: 55 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 13 70 02
 3859 15:49:31.036940  [   54.454507] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3860 15:49:31.043478  [   54.460341] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3861 15:49:31.053117  [   54.468312] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3862 15:49:31.059938  [   54.476281] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3863 15:49:31.069990  [   54.484251] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3864 15:49:31.076105  [   54.492222] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3865 15:49:31.086345  [   54.500192] FS:  00007fd2bf6f1580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 3866 15:49:31.093102  [   54.509230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3867 15:49:31.099810  [   54.515646] CR2: 00007fd2bf720000 CR3: 0000000104f50002 CR4: 00000000003706f0
 3868 15:49:31.109326  [   54.523616] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3869 15:49:31.119126  [   54.533528] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1814, name: cat
 3870 15:49:31.122578  [   54.541984] INFO: lockdep is turned off.
 3871 15:49:31.126024  [   54.546375] irq event stamp: 0
 3872 15:49:31.133041  [   54.549780] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3873 15:49:31.142563  [   54.556779] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3874 15:49:31.152313  [   54.565908] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 3875 15:49:31.158475  [   54.575045] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3876 15:49:31.165428  [   54.582046] CPU: 0 PID: 1814 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3877 15:49:31.175573  [   54.590598] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3878 15:49:31.175663  [   54.597401] Call Trace:
 3879 15:49:31.178470  [   54.600129]  dump_stack+0x77/0x97
 3880 15:49:31.185155  [   54.603832]  ___might_sleep.cold+0xa6/0xb6
 3881 15:49:31.188566  [   54.608395]  exit_signals+0x1c/0x2d0
 3882 15:49:31.191792  [   54.612385]  do_exit+0xd5/0xb00
 3883 15:49:31.195084  [   54.615889]  ? ksys_write+0x68/0xe0
 3884 15:49:31.201556  [   54.619772]  rewind_stack_do_exit+0x17/0x20
 3885 15:49:31.204795  [   54.624430] RIP: 0033:0x7fd2bf619f33
 3886 15:49:31.224560  [   54.628419] 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
 3887 15:49:31.234550  [   54.649403] RSP: 002b:00007fffe1fa4a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3888 15:49:31.241201  [   54.657858] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007fd2bf619f33
 3889 15:49:31.251205  [   54.665829] RDX: 000000000000000f RSI: 00007fd2bf50a000 RDI: 0000000000000001
 3890 15:49:31.257395  [   54.673800] RBP: 00007fd2bf50a000 R08: 00007fd2bf509010 R09: 0000000000000000
 3891 15:49:31.267717  [   54.681769] R10: 00007fd2bf7141c0 R11: 0000000000000246 R12: 0000000000000001
 3892 15:49:31.274513  [   54.689739] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3893 15:49:31.274610   [SKIP]
 3894 15:49:31.280774  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 3895 15:49:31.284260  # selftests: lkdtm: CORRUPT_PAC.sh
 3896 15:49:31.287815  # [   50.540565] lkdtm: Performing direct entry CORRUPT_PAC
 3897 15:49:31.293831  # [   50.548855] lkdtm: XFAIL: this test is arm64-only
 3898 15:49:31.297329  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 3899 15:49:31.304002  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 3900 15:49:31.307484  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 3901 15:49:31.313680  # [   50.678325] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3902 15:49:31.323875  # [   50.685824] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3903 15:49:31.327219  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 3904 15:49:31.333478  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 3905 15:49:31.336784  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 3906 15:49:31.343556  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 3907 15:49:31.350261  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 3908 15:49:31.353720  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 3909 15:49:31.359818  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 3910 15:49:31.363258  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 3911 15:49:31.372987  # selftests: lkdtm: READ_AFTER_FREE[   54.786056] lkdtm: Performing direct entry EXEC_NULL
 3912 15:49:31.379820  [   54.796494] lkdtm: attempting ok execution at ffffffff982b2500
 3913 15:49:31.386037  [   54.803017] lkdtm: attempting bad execution at 0000000000000000
 3914 15:49:31.392932  [   54.809634] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3915 15:49:31.399671  [   54.817416] #PF: supervisor instruction fetch in kernel mode
 3916 15:49:31.405778  [   54.823737] #PF: error_code(0x0010) - not-present page
 3917 15:49:31.409166  [   54.829474] PGD 0 P4D 0 
 3918 15:49:31.412653  [   54.832300] Oops: 0010 [#11] SMP PTI
 3919 15:49:31.422330  [   54.836281] CPU: 3 PID: 1850 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3920 15:49:31.429168  [   54.844835] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3921 15:49:31.432671  [   54.851640] RIP: 0010:0x0
 3922 15:49:31.438899  [   54.854563] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 3923 15:49:31.445618  [   54.862243] RSP: 0018:ffffb43f0251fe48 EFLAGS: 00010246
 3924 15:49:31.452118  [   54.868067] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 3925 15:49:31.458888  [   54.876038] RDX: 0000000000000000 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 3926 15:49:31.468645  [   54.884008] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 3927 15:49:31.475413  [   54.891977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3928 15:49:31.485105  [   54.899947] R13: ffffb43f0251ff10 R14: ffffb43f0251ff10 R15: ffff9b1ec5685000
 3929 15:49:31.491938  [   54.907916] FS:  00007ff3a23fd580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3930 15:49:31.498600  [   54.916954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3931 15:49:31.508207  [   54.923371] CR2: ffffffffffffffd6 CR3: 0000000104fc2006 CR4: 00000000003706e0
 3932 15:49:31.511646  [   54.931341] Call Trace:
 3933 15:49:31.515135  [   54.934070]  execute_location+0x48/0x56
 3934 15:49:31.518589  [   54.938370]  direct_entry.cold+0x2c/0x38
 3935 15:49:31.525195  [   54.942751]  full_proxy_write+0x56/0x80
 3936 15:49:31.528146  [   54.947032]  vfs_write+0xea/0x390
 3937 15:49:31.531622  [   54.950728]  ksys_write+0x68/0xe0
 3938 15:49:31.535073  [   54.954427]  do_syscall_64+0x33/0x40
 3939 15:49:31.541509  [   54.958423]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3940 15:49:31.544912  [   54.964061] RIP: 0033:0x7ff3a2325f33
 3941 15:49:31.564759  [   54.968049] 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
 3942 15:49:31.575143  [   54.989024] RSP: 002b:00007fffb41ebfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3943 15:49:31.581122  [   54.997481] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff3a2325f33
 3944 15:49:31.591613  [   55.005449] RDX: 000000000000000a RSI: 00007ff3a2216000 RDI: 0000000000000001
 3945 15:49:31.597693  [   55.013419] RBP: 00007ff3a2216000 R08: 00007ff3a2215010 R09: 0000000000000000
 3946 15:49:31.604373  [   55.021387] R10: 00007ff3a24201c0 R11: 0000000000000246 R12: 0000000000000001
 3947 15:49:31.614072  [   55.029372] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3948 15:49:31.640835  [   55.037345] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3949 15:49:31.641385  .sh
 3950 15:49:31.650591  # [   50.869617] lkdtm: Performing direct entry READ_AFTER_[   55.063805] CR2: 0000000000000000
 3951 15:49:31.657145  [   55.073716] ---[ end trace 0f2f4ca23f3d3d21 ]---
 3952 15:49:31.660630  [   55.078862] RIP: 0010:lkdtm_BUG+0x5/0x10
 3953 15:49:31.680522  [   55.083238] Code: 55 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 13 70 02
 3954 15:49:31.687267  [   55.104220] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 3955 15:49:31.693534  [   55.110053] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 3956 15:49:31.703431  [   55.118021] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 3957 15:49:31.709680  [   55.125991] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 3958 15:49:31.719623  [   55.133960] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3959 15:49:31.725846  [   55.141929] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 3960 15:49:31.736259  [   55.149898] FS:  00007ff3a23fd580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 3961 15:49:31.742409  [   55.158936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3962 15:49:31.749186  [   55.165373] CR2: ffffffffffffffd6 CR3: 0000000104fc2006 CR4: 00000000003706e0
 3963 15:49:31.749305  FREE
 3964 15:49:31.755457  # [   50.879760] lkdtm: Value in memory before free: 12345678
 3965 15:49:31.762210  # [   50.885710] lkdtm: Attempting bad read from freed memory
 3966 15:49:31.769065  # [   50.891660] lkdtm: Memory was not poisoned
 3967 15:49:31.771884  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 3968 15:49:31.778795  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 3969 15:49:31.782266  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 3970 15:49:31.788388  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 3971 15:49:31.795272  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 3972 15:49:31.798095  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 3973 15:49:31.804841  # [   51.023285] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3974 15:49:31.811838  # [   51.033518] lkdtm: Value in memory before free: 12345678
 3975 15:49:31.817909  # [   51.039468] lkdtm: Attempting to read from freed memory
 3976 15:49:31.821305  # [   51.045318] lkdtm: Buddy page was not poisoned
 3977 15:49:31.831631  # READ_BUDDY_AFTE[   55.244524] lkdtm: Performing direct entry ACCESS_USERSPACE
 3978 15:49:31.837761  [   55.254186] lkdtm: attempting bad read at 00007fdd4ed06000
 3979 15:49:31.844862  [   55.260325] BUG: unable to handle page fault for address: 00007fdd4ed06000
 3980 15:49:31.851149  [   55.268034] #PF: supervisor read access in kernel mode
 3981 15:49:31.858004  [   55.273773] #PF: error_code(0x0001) - permissions violation
 3982 15:49:31.864654  [   55.279988] PGD 800000010542c067 P4D 800000010542c067 PUD 10542e067 PMD 102911067 PTE 1083e7067
 3983 15:49:31.870813  R_FREE: missing 'call trace:': [FAIL]
 3984 15:49:31.877640  not ok 22 selftests: lkdt[   55.289709] Oops: 0001 [#12] SMP PTI
 3985 15:49:31.884468  [   55.299911] CPU: 2 PID: 1885 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 3986 15:49:31.887259  m: READ_BUDDY_AFTER_FREE.sh # exit=1
 3987 15:49:31.897521  # selftests: lkdtm: SLAB_F[   55.308463] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3988 15:49:31.904282  [   55.321487] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f
 3989 15:49:31.923863  [   55.327709] Code: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7 c7 d0 11 2c 99 e8 90 9d fd ff 48 c7 c7 f8 11 2c 99 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 77 9d fd ff 48 89 ee 48 c7 c7 20 12 2c
 3990 15:49:31.930098  [   55.348693] RSP: 0018:ffffb43f025b7e48 EFLAGS: 00010246
 3991 15:49:31.940355  [   55.354527] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 3992 15:49:31.946622  [   55.362498] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffffffff992c11f8
 3993 15:49:31.953213  [   55.370466] RBP: 00007fdd4ed06000 R08: 0000000000000000 R09: 0000000000000000
 3994 15:49:31.963200  [   55.378435] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 3995 15:49:31.969973  [   55.386426] R13: ffffb43f025b7f10 R14: ffffb43f025b7f10 R15: ffff9b1ec33df000
 3996 15:49:31.979814  [   55.394397] FS:  00007fdd4ecd7580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 3997 15:49:31.986812  [   55.403456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3998 15:49:31.993034  [   55.409871] CR2: 00007fdd4ed06000 CR3: 00000001026b2006 CR4: 00000000003706e0
 3999 15:49:31.996315  [   55.417840] Call Trace:
 4000 15:49:31.999777  [   55.420569]  direct_entry.cold+0x2c/0x38
 4001 15:49:32.006522  [   55.424950]  full_proxy_write+0x56/0x80
 4002 15:49:32.009952  [   55.429231]  vfs_write+0xea/0x390
 4003 15:49:32.012695  [   55.432920]  ksys_write+0x68/0xe0
 4004 15:49:32.016226  [   55.436618]  do_syscall_64+0x33/0x40
 4005 15:49:32.022606  [   55.440606]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4006 15:49:32.025910  [   55.446245] RIP: 0033:0x7fdd4ebfff33
 4007 15:49:32.045862  [   55.450233] 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
 4008 15:49:32.055864  [   55.471216] RSP: 002b:00007ffd58b4d328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4009 15:49:32.062584  [   55.479671] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdd4ebfff33
 4010 15:49:32.072621  [   55.487640] RDX: 0000000000000011 RSI: 00007fdd4eaf0000 RDI: 0000000000000001
 4011 15:49:32.078812  [   55.495609] RBP: 00007fdd4eaf0000 R08: 00007fdd4eaef010 R09: 0000000000000000
 4012 15:49:32.088512  [   55.503577] R10: 00007fdd4ecfa1c0 R11: 0000000000000246 R12: 0000000000000001
 4013 15:49:32.095424  [   55.511545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4014 15:49:32.121718  [   55.519516] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4015 15:49:32.125133  REE_DOUBLE.sh
 4016 15:49:32.131722  # [   51.130317] lkdtm: Performing direct entry S[   55.545968] CR2: 00007fdd4ed06000
 4017 15:49:32.138592  [   55.555878] ---[ end trace 0f2f4ca23f3d3d22 ]---
 4018 15:49:32.142100  [   55.561024] RIP: 0010:lkdtm_BUG+0x5/0x10
 4019 15:49:32.161791  [   55.565413] Code: 55 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 13 70 02
 4020 15:49:32.168488  [   55.586428] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4021 15:49:32.178030  [   55.592262] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4022 15:49:32.184965  [   55.600232] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4023 15:49:32.191305  [   55.608200] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4024 15:49:32.201233  [   55.616170] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4025 15:49:32.207548  [   55.624140] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4026 15:49:32.217626  [   55.632110] FS:  00007fdd4ecd7580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4027 15:49:32.224386  [   55.641147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4028 15:49:32.230515  [   55.647564] CR2: 00007fdd4ed06000 CR3: 00000001026b2006 CR4: 00000000003706e0
 4029 15:49:32.240951  [   55.655535] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4030 15:49:32.250374  [   55.665446] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1885, name: cat
 4031 15:49:32.253921  [   55.673903] INFO: lockdep is turned off.
 4032 15:49:32.257238  [   55.678279] irq event stamp: 0
 4033 15:49:32.266726  [   55.681684] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4034 15:49:32.273513  [   55.688684] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4035 15:49:32.283255  [   55.697810] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4036 15:49:32.290089  [   55.706943] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4037 15:49:32.299685  [   55.713942] CPU: 2 PID: 1885 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4038 15:49:32.306527  [   55.722495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4039 15:49:32.309962  [   55.729299] Call Trace:
 4040 15:49:32.313238  [   55.732026]  dump_stack+0x77/0x97
 4041 15:49:32.316410  [   55.735733]  ___might_sleep.cold+0xa6/0xb6
 4042 15:49:32.319965  [   55.740306]  exit_signals+0x1c/0x2d0
 4043 15:49:32.322769  [   55.744295]  do_exit+0xd5/0xb00
 4044 15:49:32.329753  [   55.747797]  ? ksys_write+0x68/0xe0
 4045 15:49:32.333040  [   55.751688]  rewind_stack_do_exit+0x17/0x20
 4046 15:49:32.336449  [   55.756373] RIP: 0033:0x7fdd4ebfff33
 4047 15:49:32.359296  [   55.760372] 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
 4048 15:49:32.366072  [   55.781372] RSP: 002b:00007ffd58b4d328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4049 15:49:32.375996  [   55.789828] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdd4ebfff33
 4050 15:49:32.382274  [   55.797798] RDX: 0000000000000011 RSI: 00007fdd4eaf0000 RDI: 0000000000000001
 4051 15:49:32.389235  [   55.805765] RBP: 00007fdd4eaf0000 R08: 00007fdd4eaef010 R09: 0000000000000000
 4052 15:49:32.398333  [   55.813734] R10: 00007fdd4ecfa1c0 R11: 0000000000000246 R12: 0000000000000001
 4053 15:49:32.405124  [   55.821703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4054 15:49:32.408657  LAB_FREE_DOUBLE
 4055 15:49:32.411449  # [   51.137333] lkdtm: Attempting double slab free ...
 4056 15:49:32.418091  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4057 15:49:32.424979  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4058 15:49:32.428317  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4059 15:49:32.434528  # [   51.223987] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4060 15:49:32.441449  # [   51.235808] lkdtm: Attempting cross-cache slab free ...
 4061 15:49:32.444846  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4062 15:49:32.450882  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4063 15:49:32.454272  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4064 15:49:32.461119  # [   51.304676] lkdtm: Performing direct entry SLAB_FREE_PAGE
 4065 15:49:32.467969  # [   51.316111] lkdtm: Attempting non-Slab slab free ...
 4066 15:49:32.471337  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4067 15:49:32.477357  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4068 15:49:32.480630  # selftests: lkdtm: SOFTLOCKUP.sh
 4069 15:49:32.484289  # Skipping SOFTLOCKUP: Hangs the system
 4070 15:49:32.487617  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 4071 15:49:32.491142  # selftests: lkdtm: HARDLOCKUP.sh
 4072 15:49:32.493982  # Skipping HARDLOCKUP: Hangs the system
 4073 15:49:32.500632  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 4074 15:49:32.504006  # selftests: lkdtm: SPINLOCKUP.sh
 4075 15:49:32.507491  # Skipping SPINLOCKUP: Hangs the system
 4076 15:49:32.510833  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4077 15:49:32.513572  # selftests: lkdtm: HUNG_TASK.sh
 4078 15:49:32.520514  # Skipping HUNG_TASK: Hangs the system
 4079 15:49:32.523872  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4080 15:49:32.527324  # selftests: lkdtm: EXEC_DATA.sh
 4081 15:49:32.527430  # Killed
 4082 15:49:32.533496  # [   51.513242] lkdtm: Performing direct entry EXEC_DATA
 4083 15:49:32.540366  # [   51.519934] lkdtm: attempting ok execution at ffffffff982b2500
 4084 15:49:32.546612  # [   51.526474] lkdtm: attempting bad execution at ffffffff9a9b3560
 4085 15:49:32.556716  # [   51.533123] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4086 15:49:32.566395  # [   51.547673] BUG: unable to handle page fault for address[   55.980928] lkdtm: Performing direct entry ACCESS_NULL
 4087 15:49:32.569918  : ffffffff9a9b3560
 4088 15:49:32.579803  # [   51.555372] #PF: supervisor instruction[   55.990892] lkdtm: attempting bad read at 0000000000000000
 4089 15:49:32.583145   fetch in kernel mode
 4090 15:49:32.592649  # [   51.561690] #PF: error_code(0x0011) [   56.003268] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4091 15:49:32.599684  [   56.017214] #PF: supervisor read access in kernel mode
 4092 15:49:32.605887  [   56.022951] #PF: error_code(0x0000) - not-present page
 4093 15:49:32.609234  [   56.028686] PGD 0 P4D 0 
 4094 15:49:32.612634  [   56.031510] Oops: 0000 [#13] SMP PTI
 4095 15:49:32.619348  [   56.035499] CPU: 0 PID: 1920 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4096 15:49:32.625380  [   56.044044] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4097 15:49:32.632414  [   56.050853] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4098 15:49:32.652126  [   56.056110] Code: 34 9d fd ff be 00 10 00 00 48 89 ef e8 8b bb 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 11 2c 99 e8 0e 9d fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 11 2c 99 48 01
 4099 15:49:32.659087  [   56.077085] RSP: 0018:ffffb43f02657e58 EFLAGS: 00010246
 4100 15:49:32.668288  [   56.082920] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4101 15:49:32.674960  [   56.090891] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 4102 15:49:32.681924  [   56.098860] RBP: ffffffff992c02c1 R08: 0000000000000000 R09: 0000000000000000
 4103 15:49:32.692161  [   56.106830] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4104 15:49:32.698395  [   56.114800] R13: ffffb43f02657f10 R14: ffffb43f02657f10 R15: ffff9b1ec3119000
 4105 15:49:32.708457  [   56.122771] FS:  00007f9485660580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4106 15:49:32.715385  [   56.131800] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4107 15:49:32.721743  [   56.138216] CR2: 0000000000000000 CR3: 0000000105c4c002 CR4: 00000000003706f0
 4108 15:49:32.725005  [   56.146185] Call Trace:
 4109 15:49:32.731878  [   56.148913]  direct_entry.cold+0x2c/0x38
 4110 15:49:32.735396  [   56.153298]  full_proxy_write+0x56/0x80
 4111 15:49:32.738054  [   56.157584]  vfs_write+0xea/0x390
 4112 15:49:32.741492  [   56.161273]  ksys_write+0x68/0xe0
 4113 15:49:32.744896  [   56.164971]  do_syscall_64+0x33/0x40
 4114 15:49:32.751777  [   56.168953]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4115 15:49:32.754496  [   56.174594] RIP: 0033:0x7f9485588f33
 4116 15:49:32.777912  [   56.178583] 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
 4117 15:49:32.784569  [   56.199567] RSP: 002b:00007ffd49700d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4118 15:49:32.790692  [   56.208024] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f9485588f33
 4119 15:49:32.801209  [   56.215995] RDX: 000000000000000c RSI: 00007f9485479000 RDI: 0000000000000001
 4120 15:49:32.807846  [   56.223964] RBP: 00007f9485479000 R08: 00007f9485478010 R09: 0000000000000000
 4121 15:49:32.817239  [   56.231935] R10: 00007f94856831c0 R11: 0000000000000246 R12: 0000000000000001
 4122 15:49:32.823915  [   56.239904] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4123 15:49:32.850284  [   56.247878] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4124 15:49:32.853677  [   56.274321] CR2: 0000000000000000
 4125 15:49:32.860553  [   56.278018] ---[ end trace 0f2f4ca23f3d3d23 ]---
 4126 15:49:32.863921  [   56.283174] RIP: 0010:lkdtm_BUG+0x5/0x10
 4127 15:49:32.886897  [   56.287550] Code: 55 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 13 70 02
 4128 15:49:32.890102  [   56.308535] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4129 15:49:32.899720  [   56.314369] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4130 15:49:32.906726  [   56.322340] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4131 15:49:32.916339  [   56.330303] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4132 15:49:32.923226  [   56.338264] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4133 15:49:32.930038  [   56.346233] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4134 15:49:32.939351  [   56.354204] FS:  00007f9485660580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4135 15:49:32.946302  [   56.363234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4136 15:49:32.953059  [   56.369650] CR2: 0000000000000000 CR3: 0000000105c4c002 CR4: 00000000003706f0
 4137 15:49:32.955716  - permissions violation
 4138 15:49:32.966085  # [   51.567911] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001152000e3 
 4139 15:49:32.968798  # [   51.575689] Oops: 0011 [#5] SMP PTI
 4140 15:49:32.979081  # [   51.579578] CPU: 2 PID: 1634 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4141 15:49:32.985916  # [   51.588130] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4142 15:49:32.989178  # [   51.594937] RIP: 0010:data_area+0x0/0x40
 4143 15:49:33.012185  # [   51.599313] Code: ff ff 00 72 3d c4 1e 9b ff ff 00 71 3d c4 1e 9b ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4144 15:49:33.014987  # [   51.620297] RSP: 0018:ffffb43f0222fe48 EFLAGS: 00010246
 4145 15:49:33.025194  # [   51.626130] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4146 15:49:33.031986  # [   51.634099] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4147 15:49:33.041562  # [   51.642068] RBP: ffffffff9a9b3560 R08: 0000000000000000 R09: 0000000000000000
 4148 15:49:33.048407  # [   51.650038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4149 15:49:33.058077  # [   51.658009] R13: ffffb43f0222ff10 R14: ffffb4[   56.474000] lkdtm: Performing direct entry WRITE_RO
 4150 15:49:33.061418  3f0222ff10 R15: ffff9b1ec4c44000
 4151 15:49:33.071587  # [   51.665979] FS:  00007f31[   56.482641] lkdtm: attempting bad rodata write at ffffffff98ed9ef0
 4152 15:49:33.087897  3c180580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000[   56.495778] BUG: unable to handle page fault for address: ffffffff98ed9ef0
 4153 15:49:33.091269  [   56.509653] #PF: supervisor write access in kernel mode
 4154 15:49:33.097385  [   56.515477] #PF: error_code(0x0003) - permissions violation
 4155 15:49:33.107834  [   56.521700] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001138000e1 
 4156 15:49:33.110620  [   56.529477] Oops: 0003 [#14] SMP PTI
 4157 15:49:33.117369  [   56.533466] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4158 15:49:33.124346  [   56.542010] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4159 15:49:33.130294  [   56.548817] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4160 15:49:33.150103  [   56.553782] Code: 00 48 c7 c7 b0 10 2c 99 48 c7 c6 f0 9e ed 98 e8 b0 9f fd ff 48 8b 05 2d 11 5e 00 ba 34 12 cd ab 48 c7 c7 e0 10 2c 99 48 31 d0 <48> 89 05 17 11 5e 00 e9 8e 9f fd ff 0f 1f 44 00 00 48 8b 05 3e 35
 4161 15:49:33.157038  [   56.574767] RSP: 0018:ffffb43f026f7e60 EFLAGS: 00010202
 4162 15:49:33.166382  [   56.580592] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4163 15:49:33.173164  [   56.588561] RDX: 00000000abcd1234 RSI: ffff9b1f3ac1bf70 RDI: ffffffff992c10e0
 4164 15:49:33.180033  [   56.596529] RBP: ffffffff992c02cd R08: 0000000000000000 R09: 0000000000000000
 4165 15:49:33.189453  [   56.604499] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4166 15:49:33.195869  [   56.612469] R13: ffffb43f026f7f10 R14: ffffb43f026f7f10 R15: ffff9b1ec333f000
 4167 15:49:33.205895  [   56.620439] FS:  00007f26829c9580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4168 15:49:33.213106  [   56.629479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4169 15:49:33.219694  [   56.635896] CR2: ffffffff98ed9ef0 CR3: 000000010264a003 CR4: 00000000003706f0
 4170 15:49:33.222308  [   56.643867] Call Trace:
 4171 15:49:33.225847  [   56.646593]  direct_entry.cold+0x2c/0x38
 4172 15:49:33.232696  [   56.650965]  full_proxy_write+0x56/0x80
 4173 15:49:33.235463  [   56.655251]  vfs_write+0xea/0x390
 4174 15:49:33.239084  [   56.658947]  ksys_write+0x68/0xe0
 4175 15:49:33.242359  [   56.662645]  do_syscall_64+0x33/0x40
 4176 15:49:33.249395  [   56.666634]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4177 15:49:33.252091  [   56.672274] RIP: 0033:0x7f26828f1f33
 4178 15:49:33.272203  [   56.676253] 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
 4179 15:49:33.282197  [   56.697236] RSP: 002b:00007ffd635f1658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4180 15:49:33.288998  [   56.705683] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f26828f1f33
 4181 15:49:33.298962  [   56.713652] RDX: 0000000000000009 RSI: 00007f26827e2000 RDI: 0000000000000001
 4182 15:49:33.305132  [   56.721621] RBP: 00007f26827e2000 R08: 00007f26827e1010 R09: 0000000000000000
 4183 15:49:33.315320  [   56.729592] R10: 00007f26829ec1c0 R11: 0000000000000246 R12: 0000000000000001
 4184 15:49:33.321535  [   56.737562] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4185 15:49:33.348340  [   56.745532] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4186 15:49:33.351922  [   56.771971] CR2: ffffffff98ed9ef0
 4187 15:49:33.357493  [   56.775668] ---[ end trace 0f2f4ca23f3d3d24 ]---
 4188 15:49:33.360934  [   56.780822] RIP: 0010:lkdtm_BUG+0x5/0x10
 4189 15:49:33.380845  [   56.785197] Code: 55 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 13 70 02
 4190 15:49:33.387766  [   56.806180] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4191 15:49:33.397785  [   56.812011] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4192 15:49:33.403802  [   56.819979] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4193 15:49:33.414300  [   56.827947] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4194 15:49:33.420981  [   56.835914] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4195 15:49:33.427215  [   56.843884] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4196 15:49:33.437648  [   56.851853] FS:  00007f26829c9580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4197 15:49:33.443602  [   56.860892] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4198 15:49:33.450856  [   56.867306] CR2: ffffffff98ed9ef0 CR3: 000000010264a003 CR4: 00000000003706f0
 4199 15:49:33.460227  [   56.875275] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4200 15:49:33.470009  [   56.885186] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1955, name: cat
 4201 15:49:33.473519  [   56.893640] INFO: lockdep is turned off.
 4202 15:49:33.476940  [   56.898015] irq event stamp: 0
 4203 15:49:33.483762  [   56.901422] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4204 15:49:33.493667  [   56.908429] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4205 15:49:33.503509  [   56.917554] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4206 15:49:33.509775  [   56.926688] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4207 15:49:33.520200  [   56.933686] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4208 15:49:33.526332  [   56.942237] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4209 15:49:33.529794  [   56.949040] Call Trace:
 4210 15:49:33.533387  [   56.951767]  dump_stack+0x77/0x97
 4211 15:49:33.536164  [   56.955464]  ___might_sleep.cold+0xa6/0xb6
 4212 15:49:33.539534  [   56.960026]  exit_signals+0x1c/0x2d0
 4213 15:49:33.542966  [   56.964013]  do_exit+0xd5/0xb00
 4214 15:49:33.549755  [   56.967516]  ? ksys_write+0x68/0xe0
 4215 15:49:33.552594  [   56.971408]  rewind_stack_do_exit+0x17/0x20
 4216 15:49:33.556149  [   56.976095] RIP: 0033:0x7f26828f1f33
 4217 15:49:33.576227  [   56.980081] 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
 4218 15:49:33.585807  [   57.001062] RSP: 002b:00007ffd635f1658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4219 15:49:33.592703  [   57.009517] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f26828f1f33
 4220 15:49:33.602737  [   57.017485] RDX: 0000000000000009 RSI: 00007f26827e2000 RDI: 0000000000000001
 4221 15:49:33.609388  [   57.025453] RBP: 00007f26827e2000 R08: 00007f26827e1010 R09: 0000000000000000
 4222 15:49:33.619285  [   57.033423] R10: 00007f26829ec1c0 R11: 0000000000000246 R12: 0000000000000001
 4223 15:49:33.625477  [   57.041392] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4224 15:49:33.632181  # [   51.675018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4225 15:49:33.641798  # [   51.681435] CR2: ffffffff9a9b3560 CR3: 000000010541a004 CR4: 00000000003706e0
 4226 15:49:33.641884  # [   51.689397] Call Trace:
 4227 15:49:33.648407  # [   51.692125]  ? execute_location+0x48/0x56
 4228 15:49:33.651850  # [   51.696600]  ? direct_entry.cold+0x2c/0x38
 4229 15:49:33.658527  # [   51.701172]  ? full_proxy_write+0x56/0x80
 4230 15:49:33.661971  # [   51.705647]  ? vfs_write+0xea/0x390
 4231 15:49:33.665198  # [   51.709530]  ? ksys_write+0x68/0xe0
 4232 15:49:33.668788  # [   51.713429]  ? do_syscall_64+0x33/0x40
 4233 15:49:33.674918  # [   51.717611]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4234 15:49:33.701277  # [   51.723444] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4235 15:49:33.707796  # [   51.749895] CR2: ffffffff9a9b3560
 4236 15:49:33.711278  # [   51.759805] ---[ end trace 0f2f4ca23f3d3d1b ]---
 4237 15:49:33.718026  # [   51.764959] RIP: 0010:lkdtm_BUG+0x5/0x10
 4238 15:49:33.737478  # [   51.769335] Code: 55 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 13 70 02
 4239 15:49:33.744195  # [   51.790319] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4240 15:49:33.750495  # [   51.796152] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4241 15:49:33.760686  # [   51.804121] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4242 15:49:33.767635  # [   51.812090] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4243 15:49:33.777239  # [   51.820061] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4244 15:49:33.784314  # [   51.828031] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4245 15:49:33.793856  # [   51.836001] FS:  00007f313c180580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4246 15:49:33.800711  # [   51.845038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4247 15:49:33.813559  # [   51.851455] CR2: ffffffff9a9b3560 CR3: 000000010541a0[   57.223869] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4248 15:49:33.820389  [   57.236138] lkdtm: attempting bad ro_after_init write at ffffffff9933c328
 4249 15:49:33.826458  [   57.243755] BUG: unable to handle page fault for address: ffffffff9933c328
 4250 15:49:33.833349  [   57.251436] #PF: supervisor write access in kernel mode
 4251 15:49:33.840000  [   57.257271] #PF: error_code(0x0003) - permissions violation
 4252 15:49:33.849665  [   57.263493] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 100054063 PTE 8000000113d3c061
 4253 15:49:33.853080  [   57.272537] Oops: 0003 [#15] SMP PTI
 4254 15:49:33.862902  [   57.276526] CPU: 3 PID: 1990 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4255 15:49:33.869669  [   57.285077] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4256 15:49:33.873229  [   57.291884] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4257 15:49:33.895809  [   57.297912] Code: 11 2c 99 e9 62 9f fd ff 48 c7 c7 38 11 2c 99 e8 56 9f fd ff 48 8b 05 0b 35 a4 00 ba 34 12 cd ab 48 c7 c7 e0 10 2c 99 48 31 d0 <48> 89 05 f5 34 a4 00 e9 34 9f fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4258 15:49:33.902717  [   57.318888] RSP: 0018:ffffb43f0276fe60 EFLAGS: 00010202
 4259 15:49:33.909364  [   57.324720] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4260 15:49:33.916204  [   57.332690] RDX: 00000000abcd1234 RSI: ffff9b1f3ad9bf70 RDI: ffffffff992c10e0
 4261 15:49:33.925770  [   57.340658] RBP: ffffffff992c02d6 R08: 0000000000000000 R09: 0000000000000000
 4262 15:49:33.932591  [   57.348628] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4263 15:49:33.942290  [   57.356596] R13: ffffb43f0276ff10 R14: ffffb43f0276ff10 R15: ffff9b1ec29b7000
 4264 15:49:33.948539  [   57.364569] FS:  00007f4416796580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 4265 15:49:33.955374  [   57.373607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4266 15:49:33.965111  [   57.380022] CR2: ffffffff9933c328 CR3: 0000000104e70002 CR4: 00000000003706e0
 4267 15:49:33.968678  [   57.387991] Call Trace:
 4268 15:49:33.972279  [   57.390718]  direct_entry.cold+0x2c/0x38
 4269 15:49:33.975029  [   57.395099]  full_proxy_write+0x56/0x80
 4270 15:49:33.978406  [   57.399381]  vfs_write+0xea/0x390
 4271 15:49:33.985187  [   57.403077]  ksys_write+0x68/0xe0
 4272 15:49:33.987946  [   57.406774]  do_syscall_64+0x33/0x40
 4273 15:49:33.991365  [   57.410756]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4274 15:49:33.998337  [   57.416396] RIP: 0033:0x7f44166bef33
 4275 15:49:34.017908  [   57.420420] 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
 4276 15:49:34.028145  [   57.441403] RSP: 002b:00007ffd7e526c48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4277 15:49:34.034326  [   57.449902] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f44166bef33
 4278 15:49:34.041247  [   57.457872] RDX: 0000000000000014 RSI: 00007f44165af000 RDI: 0000000000000001
 4279 15:49:34.050835  [   57.465842] RBP: 00007f44165af000 R08: 00007f44165ae010 R09: 0000000000000000
 4280 15:49:34.057581  [   57.473811] R10: 00007f44167b91c0 R11: 0000000000000246 R12: 0000000000000001
 4281 15:49:34.067124  [   57.481780] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4282 15:49:34.093702  [   57.489750] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4283 15:49:34.094162  04 CR4: 00000000003706e0
 4284 15:49:34.103800  # [   51.859428] BUG: sleeping functio[   57.516205] CR2: ffffffff9933c328
 4285 15:49:34.107151  [   57.526115] ---[ end trace 0f2f4ca23f3d3d25 ]---
 4286 15:49:34.113675  [   57.531271] RIP: 0010:lkdtm_BUG+0x5/0x10
 4287 15:49:34.133438  [   57.535646] Code: 55 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 13 70 02
 4288 15:49:34.140153  [   57.556631] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4289 15:49:34.146215  [   57.562464] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4290 15:49:34.156453  [   57.570434] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4291 15:49:34.162561  [   57.578420] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4292 15:49:34.172854  [   57.586389] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4293 15:49:34.179245  [   57.594374] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4294 15:49:34.188853  [   57.602343] FS:  00007f4416796580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 4295 15:49:34.195515  [   57.611422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4296 15:49:34.202261  [   57.617836] CR2: ffffffff9933c328 CR3: 0000000104e70002 CR4: 00000000003706e0
 4297 15:49:34.208541  n called from invalid context at include/linux/percpu-rwsem.h:49
 4298 15:49:34.218416  # [   51.869340] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1634, name: cat
 4299 15:49:34.221873  # [   51.877796] INFO: lockdep is turned off.
 4300 15:49:34.225317  # [   51.882173] irq event stamp: 0
 4301 15:49:34.231778  # [   51.885577] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4302 15:49:34.241929  # [   51.892577] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4303 15:49:34.251369  # [   51.901711] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4304 15:49:34.258283  # [   51.910844] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4305 15:49:34.267917  # [   51.917842] CPU: 2 PID: 1634 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4306 15:49:34.274712  # [   51.926395] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4307 15:49:34.278073  # [   51.933198] Call Trace:
 4308 15:49:34.280968  # [   51.935924]  dump_stack+0x77/0x97
 4309 15:49:34.284461  # [   51.939614]  ___might_sleep.cold+0xa6/0xb6
 4310 15:49:34.291274  # [   51.944185]  exit_signals+0x1c/0x2d0
 4311 15:49:34.294621  # [   51.948173]  do_exit+0xd5/0xb00
 4312 15:49:34.297523  # [   51.951676]  ? ksys_write+0x68/0xe0
 4313 15:49:34.308069  # [   51.955567]  rewind_stack_do_exit+0x[   57.723112] lkdtm: Performing direct entry WRITE_KERN
 4314 15:49:34.308510  17/0x20
 4315 15:49:34.314015  # [   51.960237] RIP: 0033:0x7f313c0a8f33
 4316 15:49:34.320489  # [   51.964[   57.730948] lkdtm: attempting bad 6580285 byte write at ffffffff988f8d3d
 4317 15:49:34.327289  [   57.744652] BUG: unable to handle page fault for address: ffffffff988f8d3d
 4318 15:49:34.333773  [   57.752337] #PF: supervisor write access in kernel mode
 4319 15:49:34.340577  [   57.758171] #PF: error_code(0x0003) - permissions violation
 4320 15:49:34.347111  [   57.764392] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 1132000e1 
 4321 15:49:34.356630  225] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff[   57.771492] Oops: 0003 [#16] SMP PTI
 4322 15:49:34.366939  [   57.781695] CPU: 2 PID: 2025 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4323 15:49:34.373178  [   57.790248] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4324 15:49:34.379991  [   57.797055] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4325 15:49:34.399750  [   57.802208] Code: 53 48 c7 c3 3d 8d 8f 98 49 89 dc 48 89 da 49 81 ec 00 25 2b 98 4c 89 e6 e8 09 9f fd ff 48 89 df 4c 89 e1 48 c7 c6 00 25 2b 98 <f3> a4 48 c7 c7 e0 10 2c 99 e8 ee 9e fd ff 5b 41 5c e9 b7 fe ff ff
 4326 15:49:34.406852  [   57.823193] RSP: 0018:ffffb43f027efe50 EFLAGS: 00010246
 4327 15:49:34.412965  [   57.829018] RAX: 000000000000003c RBX: ffffffff988f8d3d RCX: 000000000064683d
 4328 15:49:34.422991  [   57.836987] RDX: 0000000000000000 RSI: ffffffff982b2500 RDI: ffffffff988f8d3d
 4329 15:49:34.429242  [   57.844956] RBP: ffffffff992c02ea R08: 0000000000000000 R09: 0000000000000000
 4330 15:49:34.436179  [   57.852926] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000064683d
 4331 15:49:34.445868  [   57.860895] R13: ffffb43f027eff10 R14: ffffb43f027eff10 R15: ffff9b1ec4cc3000
 4332 15:49:34.455858  [   57.868863] FS:  00007f4c8a513580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4333 15:49:34.462487  [   57.877900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4334 15:49:34.468477  [   57.884315] CR2: ffffffff988f8d3d CR3: 0000000103770005 CR4: 00000000003706e0
 4335 15:49:34.472523  [   57.892283] Call Trace:
 4336 15:49:34.475690  [   57.895010]  direct_entry.cold+0x2c/0x38
 4337 15:49:34.479048  [   57.899388]  full_proxy_write+0x56/0x80
 4338 15:49:34.485006  [   57.903669]  vfs_write+0xea/0x390
 4339 15:49:34.488418  [   57.907372]  ksys_write+0x68/0xe0
 4340 15:49:34.492043  [   57.911070]  do_syscall_64+0x33/0x40
 4341 15:49:34.498263  [   57.915049]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4342 15:49:34.501710  [   57.920688] RIP: 0033:0x7f4c8a43bf33
 4343 15:49:34.521537  [   57.924676] 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
 4344 15:49:34.531165  [   57.945661] RSP: 002b:00007ffedcf6b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4345 15:49:34.538165  [   57.954116] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4c8a43bf33
 4346 15:49:34.547594  [   57.962085] RDX: 000000000000000b RSI: 00007f4c8a32c000 RDI: 0000000000000001
 4347 15:49:34.554950  [   57.970055] RBP: 00007f4c8a32c000 R08: 00007f4c8a32b010 R09: 0000000000000000
 4348 15:49:34.563876  [   57.978025] R10: 00007f4c8a5361c0 R11: 0000000000000246 R12: 0000000000000001
 4349 15:49:34.570427  [   57.985994] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4350 15:49:34.596779  [   57.993965] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4351 15:49:34.606976   eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 [   58.020409] CR2: ffffffff988f8d3d
 4352 15:49:34.613776  [   58.030321] ---[ end trace 0f2f4ca23f3d3d26 ]---
 4353 15:49:34.616633  [   58.035476] RIP: 0010:lkdtm_BUG+0x5/0x10
 4354 15:49:34.637153  [   58.039853] Code: 55 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 13 70 02
 4355 15:49:34.643274  [   58.060828] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4356 15:49:34.650415  [   58.066661] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4357 15:49:34.659988  [   58.074630] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4358 15:49:34.666475  [   58.082601] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4359 15:49:34.676349  [   58.090569] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4360 15:49:34.683035  [   58.098537] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4361 15:49:34.693118  [   58.106505] FS:  00007f4c8a513580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4362 15:49:34.699110  [   58.115542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4363 15:49:34.706049  [   58.121957] CR2: ffffffff988f8d3d CR3: 0000000103770005 CR4: 00000000003706e0
 4364 15:49:34.715894  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
 4365 15:49:34.721907  # [   51.985210] RSP: 002b:00007ffc3b614d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4366 15:49:34.731861  # [   51.993666] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f313c0a8f33
 4367 15:49:34.738864  # [   52.001635] RDX: 000000000000000a RSI: 00007f313bf99000 RDI: 0000000000000001
 4368 15:49:34.748385  # [   52.009605] RBP: 00007f313bf99000 R08: 00007f313bf98010 R09: 0000000000000000
 4369 15:49:34.755103  # [   52.017575] R10: 00007f313c1a31c0 R11: 0000000000000246 R12: 0000000000000001
 4370 15:49:34.765503  # [   52.025544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4371 15:49:34.768844  # EXEC_DATA: saw 'call trace:': ok
 4372 15:49:34.772060  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4373 15:49:34.775438  # selftests: lkdtm: EXEC_STACK.sh
 4374 15:49:34.775898  # Killed
 4375 15:49:34.781519  # [   52.114779] lkdtm: Performing direct entry EXEC_STACK
 4376 15:49:34.788273  # [   52.126227] lkdtm: attempting ok execution at ffffffff982b2500
 4377 15:49:34.795188  # [   52.132766] lkdtm: attempting bad execution at ffffb43f021e7e18
 4378 15:49:34.801351  # [   52.139406] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4379 15:49:34.811567  # [   52.147772] BUG: unable to[   58.227973] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4380 15:49:34.821090  [   58.236121] lkdtm: attempting good refcount_inc() without overflow
 4381 15:49:34.824588  [   58.243044] lkdtm: attempting bad refcount_inc() overflow
 4382 15:49:34.831658  [   58.249087] ------------[ cut here ]------------
 4383 15:49:34.837763  [   58.254251] refcount_t: saturated; leaking memory.
 4384 15:49:34.843938  [   58.259632] WARNING: CPU: 3 PID: 2060 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4385 15:49:34.850687   handle page fault for address: ffffb43f021e7e18
 4386 15:49:34.877231  # [   52.16166[   58.268971] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4387 15:49:34.886888  [   58.301613] CPU: 3 PID: 2060 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4388 15:49:34.893667  [   58.310200] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4389 15:49:34.900035  [   58.317011] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4390 15:49:34.920055  [   58.322781] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 4391 15:49:34.926299  [   58.343771] RSP: 0018:ffffb43f0286fe48 EFLAGS: 00010286
 4392 15:49:34.933027  [   58.349638] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4393 15:49:34.943158  [   58.357614] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 4394 15:49:34.949322  [   58.365588] RBP: ffffffff992c02f5 R08: 0000000000000000 R09: 0000000000000000
 4395 15:49:34.959643  [   58.373580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4396 15:49:34.963060  4] #PF: supervisor instruction fetch in kernel mode
 4397 15:49:34.972714  # [   52.16[   58.381560] R13: ffffb43f0286ff10 R14: ffffb43f0286ff10 R15: ffff9b1ec3334000
 4398 15:49:34.979530  7984] #PF: error_code(0x0011) - permissions violation
 4399 15:49:34.988966  # [   52.[   58.395747] FS:  00007f82c7f9c580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 4400 15:49:34.995760  [   58.411002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4401 15:49:35.008992  174206] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 104bb8067 [   58.417420] CR2: 00007f82c7db5000 CR3: 00000001029b6002 CR4: 00000000003706e0
 4402 15:49:35.012325  [   58.431607] Call Trace:
 4403 15:49:35.015206  [   58.434339]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 4404 15:49:35.018480  PTE 80000001037de063
 4405 15:49:35.021891  # [   52.183251] Oops: 0011 [#6] SMP PTI
 4406 15:49:35.028708  [   58.439718]  direct_entry.cold+0x2c/0x38
 4407 15:49:35.032148  [   58.450310]  full_proxy_write+0x56/0x80
 4408 15:49:35.035479  [   58.454593]  vfs_write+0xea/0x390
 4409 15:49:35.038221  [   58.458291]  ksys_write+0x68/0xe0
 4410 15:49:35.041642  [   58.461992]  do_syscall_64+0x33/0x40
 4411 15:49:35.047953  [   58.465984]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4412 15:49:35.051390  [   58.471626] RIP: 0033:0x7f82c7ec4f33
 4413 15:49:35.075006  [   58.475617] 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
 4414 15:49:35.081092  [   58.496603] RSP: 002b:00007ffc18b75e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4415 15:49:35.091368  [   58.505063] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f82c7ec4f33
 4416 15:49:35.097457  [   58.513035] RDX: 0000000000000016 RSI: 00007f82c7db5000 RDI: 0000000000000001
 4417 15:49:35.104379  [   58.520998] RBP: 00007f82c7db5000 R08: 00007f82c7db4010 R09: 0000000000000000
 4418 15:49:35.114038  [   58.528970] R10: 00007f82c7fbf1c0 R11: 0000000000000246 R12: 0000000000000001
 4419 15:49:35.120801  [   58.536932] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4420 15:49:35.123835  [   58.544905] irq event stamp: 0
 4421 15:49:35.130422  [   58.548313] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4422 15:49:35.140290  [   58.555317] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4423 15:49:35.150542  [   58.564480] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4424 15:49:35.156651  [   58.573619] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4425 15:49:35.163354  [   58.580618] ---[ end trace 0f2f4ca23f3d3d27 ]---
 4426 15:49:35.166699  [   58.585773] lkdtm: Overflow detected: saturated
 4427 15:49:35.176429  # [   52.193356] CPU: 3 PID: 1670 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4428 15:49:35.183106  # [   52.201910] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4429 15:49:35.186451  # [   52.208718] RIP: 0010:0xffffb43f021e7e18
 4430 15:49:35.209840  # [   52.213097] Code: 00 00 18 7e 1e 02 3f b4 ff ff 96 8d 8f 98 ff ff ff ff 20 00 00 00 00 00 00 00 66 02 2c 99 ff ff ff ff c2 8e 8f 98 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
 4431 15:49:35.216181  # [   52.240295] RSP: 0018:ffffb43f021e7df8 EFLAGS: 00010246
 4432 15:49:35.222955  # [   52.246130] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4433 15:49:35.232610  # [   52.254100] RDX: 0000000000000000 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 4434 15:49:35.238877  # [   52.262068] RBP: ffffb43f021e7e18 R08: 0000000000000000 R09: 0000000000000000
 4435 15:49:35.249040  # [   52.270037] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4436 15:49:35.255151  # [   52.278006] R13: ffffb43f021e7f10 R14: ffffb43f021e7f10 R15: ffff9b1ec4daf000
 4437 15:49:35.268623  # [   52.285976] FS:  00007fca30061580(0000) GS:fff[   58.682526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4438 15:49:35.274852  [   58.690793] lkdtm: attempting good refcount_add() without overflow
 4439 15:49:35.278267  f9b1f3ad80000(0000) knlGS:0000000000000000
 4440 15:49:35.284892  # [   52.295015] CS:[   58.697703] lkdtm: attempting bad refcount_add() overflow
 4441 15:49:35.291591    0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4442 15:49:35.297695  # [   52.301431][   58.709945] ------------[ cut here ]------------
 4443 15:49:35.301008  [   58.721314] refcount_t: saturated; leaking memory.
 4444 15:49:35.317675   CR2: ffffb43f021e7e18 CR3: 000000010562c001 CR4: 00000000003706[   58.726677] WARNING: CPU: 1 PID: 2092 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4445 15:49:35.317795  e0
 4446 15:49:35.321106  # [   52.309400] Call Trace:
 4447 15:49:35.351339  # [   52.312129]  ? execute_lo[   58.742211] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4448 15:49:35.361141  [   58.774850] CPU: 1 PID: 2092 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4449 15:49:35.361675  cation+0x48/0x56
 4450 15:49:35.374868  # [   52.316602]  ? lkdtm_EXEC_STACK+0x26/0x40[   58.783416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4451 15:49:35.375421  
 4452 15:49:35.377452  # [   52.321077]  ? direct_entry.cold+0x2c/0x38
 4453 15:49:35.384217  # [   52.3256[   58.796429] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4454 15:49:35.387496  50]  ? full_proxy_write+0x56/0x80
 4455 15:49:35.410566  # [   52.330125]  ? vfs_write[   58.808386] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 4456 15:49:35.416847  [   58.835585] RSP: 0018:ffffb43f028efe48 EFLAGS: 00010286
 4457 15:49:35.427322  [   58.841422] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4458 15:49:35.427918  +0xea/0x390
 4459 15:49:35.430958  # [   52.334016]  ? ksys_write+0x68/0xe0
 4460 15:49:35.440632  # [   52.[   58.849407] RDX: ffff9b1f3acac660 RSI: ffff9b1f3ac9bf70 RDI: ffff9b1f3ac9bf70
 4461 15:49:35.446568  [   58.863575] RBP: ffffffff992c030b R08: 0000000000000000 R09: 0000000000000000
 4462 15:49:35.450302  337909]  ? do_syscall_64+0x33/0x40
 4463 15:49:35.463445  # [   52.342091]  ? entry_SY[   58.871549] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4464 15:49:35.469697  [   58.885738] R13: ffffb43f028eff10 R14: ffffb43f028eff10 R15: ffff9b1ec2852000
 4465 15:49:35.473411  SCALL_64_after_hwframe+0x44/0xa9
 4466 15:49:35.486322  # [   52.347926] Modules linke[   58.893711] FS:  00007ff558f46580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 4467 15:49:35.492980  [   58.908967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4468 15:49:35.506448  d in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core indust[   58.915389] CR2: 00007ff558d5f000 CR3: 00000001034b0001 CR4: 00000000003706e0
 4469 15:49:35.509232  [   58.929574] Call Trace:
 4470 15:49:35.519537  rialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub[   58.932309]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 4471 15:49:35.532544   cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev [   58.943868]  direct_entry.cold+0x2c/0x38
 4472 15:49:35.536150  x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4473 15:49:35.542341  # [   52.374[   58.954462]  full_proxy_write+0x56/0x80
 4474 15:49:35.545736  389] CR2: ffffb43f021e7e18
 4475 15:49:35.552378  # [   52.378087] ---[ end trace 0f2f[   58.964988]  vfs_write+0xea/0x390
 4476 15:49:35.552833  4ca23f3d3d1c ]---
 4477 15:49:35.562122  # [   52.383241] RIP: 0010:lkdtm_BUG+0x5/0x10[   58.974901]  ksys_write+0x68/0xe0
 4478 15:49:35.565419  [   58.984817]  do_syscall_64+0x33/0x40
 4479 15:49:35.565866  
 4480 15:49:35.579051  # [   52.387618] Code: 55 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 [   58.988811]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4481 15:49:35.588598  c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc c[   59.000666] RIP: 0033:0x7ff558e6ef33
 4482 15:49:35.614895  c cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f [   59.010876] 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
 4483 15:49:35.621615  [   59.038074] RSP: 002b:00007ffd2c21d548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4484 15:49:35.631269  [   59.046536] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff558e6ef33
 4485 15:49:35.638192  [   59.054509] RDX: 0000000000000016 RSI: 00007ff558d5f000 RDI: 0000000000000001
 4486 15:49:35.648369  [   59.062484] RBP: 00007ff558d5f000 R08: 00007ff558d5e010 R09: 0000000000000000
 4487 15:49:35.655000  [   59.070457] R10: 00007ff558f691c0 R11: 0000000000000246 R12: 0000000000000001
 4488 15:49:35.664712  [   59.078431] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4489 15:49:35.667958  [   59.086407] irq event stamp: 0
 4490 15:49:35.668393  44 00 00 83 05 e0 13 70 02
 4491 15:49:35.681068  # [   52.408601] RSP: 0018:ffffb43f0[   59.089818] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4492 15:49:35.687297  [   59.103033] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4493 15:49:35.690841  1467e60 EFLAGS: 00010286
 4494 15:49:35.704088  # [   52.414434] RAX: ffffffff982b2130[   59.112173] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4495 15:49:35.710821  [   59.127520] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4496 15:49:35.717169  [   59.134523] ---[ end trace 0f2f4ca23f3d3d28 ]---
 4497 15:49:35.720472   RBX: 0000000000000001 RCX: 0000000000000000
 4498 15:49:35.727454  # [   52.422422] R[   59.139677] lkdtm: Overflow detected: saturated
 4499 15:49:35.733841  DX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4500 15:49:35.743233  # [   52.430390] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4501 15:49:35.750130  # [   52.438371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4502 15:49:35.759874  # [   52.446341] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4503 15:49:35.766210  # [   52.454310] FS:  00007fca30061580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 4504 15:49:35.773024  # [   52.463371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4505 15:49:35.783226  # [   52.469789] CR2: ffffb43f021e7e18 CR3: 000000010562c001 CR4: 00000000003706e0
 4506 15:49:35.786110  # EXEC_STACK: saw 'call trace:': ok
 4507 15:49:35.789206  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4508 15:49:35.792679  # selftests: lkdtm: EXEC_KMALLOC.sh
 4509 15:49:35.792764  # Killed
 4510 15:49:35.799380  # [   52.595479] lkdtm: Performing direct entry EXEC_KMALLOC
 4511 15:49:35.805672  # [   52.601712] lkdtm: attempting ok execution at ffffffff982b2500
 4512 15:49:35.812628  # [   52.608231] lkdtm: attempting bad execution at ffff9b1ec4e433c0
 4513 15:49:35.822116  # [   5[   59.233527] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 4514 15:49:35.829006  [   59.245637] lkdtm: attempting bad refcount_inc_not_zero() overflow
 4515 15:49:35.835780  [   59.252543] ------------[ cut here ]------------
 4516 15:49:35.838442  [   59.257719] refcount_t: saturated; leaking memory.
 4517 15:49:35.848851  [   59.263081] WARNING: CPU: 2 PID: 2124 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 4518 15:49:35.875089  [   59.272446] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4519 15:49:35.891736  2.614900] kernel tried to execute NX-protected page - exploit at[   59.298901] CPU: 2 PID: 2124 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4520 15:49:35.898666  [   59.313668] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4521 15:49:35.901511  [   59.320500] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 4522 15:49:35.924447  [   59.326239] Code: 05 5a 1e 76 01 01 e8 34 1c 93 00 0f 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d 1e 76 01 01 e8 15 1c 93 00 <0f> 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b
 4523 15:49:35.928015  [   59.347223] RSP: 0018:ffffb43f0298fe38 EFLAGS: 00010282
 4524 15:49:35.938297  [   59.353059] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4525 15:49:35.944499  [   59.361031] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4526 15:49:35.954610  [   59.369003] RBP: ffffffff992bff48 R08: 0000000000000000 R09: 0000000000000000
 4527 15:49:35.961246  [   59.376977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4528 15:49:35.970906  [   59.384948] R13: ffffb43f0298ff10 R14: ffffb43f0298ff10 R15: ffff9b1ec3575000
 4529 15:49:35.971456  tempt? (uid: 0)
 4530 15:49:35.984456  # [   52.623265] BUG: unable to handle page fau[   59.392922] FS:  00007faecfc65580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4531 15:49:35.990536  [   59.408176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4532 15:49:35.993955  lt for address: ffff9b1ec4e433c0
 4533 15:49:36.004100  # [   52.637159] #PF: supervis[   59.414592] CR2: 00007faecfa7e000 CR3: 00000001032d0005 CR4: 00000000003706e0
 4534 15:49:36.006899  [   59.428778] Call Trace:
 4535 15:49:36.013870  [   59.431510]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 4536 15:49:36.020773  [   59.437664]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 4537 15:49:36.023445  [   59.443889]  direct_entry.cold+0x2c/0x38
 4538 15:49:36.030155  [   59.448269]  full_proxy_write+0x56/0x80
 4539 15:49:36.033584  [   59.452553]  vfs_write+0xea/0x390
 4540 15:49:36.037051  [   59.456251]  ksys_write+0x68/0xe0
 4541 15:49:36.040399  [   59.459972]  do_syscall_64+0x33/0x40
 4542 15:49:36.043802  or instruction fetch in kernel mode
 4543 15:49:36.053324  # [   52.643477] #PF: error[   59.463976]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4544 15:49:36.056536  [   59.475826] RIP: 0033:0x7faecfb8df33
 4545 15:49:36.076866  [   59.479818] 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
 4546 15:49:36.086650  [   59.500804] RSP: 002b:00007ffd9702f8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4547 15:49:36.092889  [   59.509263] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007faecfb8df33
 4548 15:49:36.103054  [   59.517234] RDX: 000000000000001f RSI: 00007faecfa7e000 RDI: 0000000000000001
 4549 15:49:36.110013  [   59.525203] RBP: 00007faecfa7e000 R08: 00007faecfa7d010 R09: 0000000000000000
 4550 15:49:36.116074  [   59.533173] R10: 00007faecfc881c0 R11: 0000000000000246 R12: 0000000000000001
 4551 15:49:36.126245  [   59.541136] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4552 15:49:36.129673  [   59.549110] irq event stamp: 0
 4553 15:49:36.135884  [   59.552516] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4554 15:49:36.146040  [   59.559510] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4555 15:49:36.155769  [   59.568649] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4556 15:49:36.162508  [   59.577787] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4557 15:49:36.165757  [   59.584787] ---[ end trace 0f2f4ca23f3d3d29 ]---
 4558 15:49:36.172555  [   59.589933] lkdtm: Overflow detected: saturated
 4559 15:49:36.175384  _code(0x0011) - permissions violation
 4560 15:49:36.185608  # [   52.649700] PGD 115401067 P4D 115401067 PUD 10004e063 PMD 105490063 PTE 8000000104e43163
 4561 15:49:36.188892  # [   52.658741] Oops: 0011 [#7] SMP PTI
 4562 15:49:36.198702  # [   52.662632] CPU: 2 PID: 1706 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4563 15:49:36.205569  # [   52.671184] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4564 15:49:36.208287  # [   52.677991] RIP: 0010:0xffff9b1ec4e433c0
 4565 15:49:36.231559  # [   52.682372] Code: 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 af 97 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
 4566 15:49:36.234405  # [   52.703373] RSP: 0018:ffffb43f02327e38 EFLAGS: 00010246
 4567 15:49:36.244806  # [   52.709206] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4568 15:49:36.250738  # [   52.717175] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4569 15:49:36.264271  # [   52.725144] RBP: ffff9b1ec4e433c0 R08: 0000000000000000 R0[   59.680413] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 4570 15:49:36.274200  [   59.689623] lkdtm: attempting bad refcount_add_not_zero() overflow
 4571 15:49:36.277810  [   59.696528] ------------[ cut here ]------------
 4572 15:49:36.281098  9: 0000000000000000
 4573 15:49:36.290693  # [   52.733112] R10: 00000000ffffe000 R11:[   59.701689] refcount_t: saturated; leaking memory.
 4574 15:49:36.294153   3fffffffffffffff R12: 000000000000000d
 4575 15:49:36.303843  # [   52.741081] R13: f[   59.713265] WARNING: CPU: 2 PID: 2156 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 4576 15:49:36.330706  [   59.728802] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4577 15:49:36.337486  fffb43f02327f10 R14: ffffb43f02327f10 R15: ffff9b1ec34ab000
 4578 15:49:36.347176  # [[   59.755259] CPU: 2 PID: 2156 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4579 15:49:36.353888  [   59.770027] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4580 15:49:36.367310     52.749053] FS:  00007fec6a504580(0000) GS:ffff9b1f3ad00000(00[   59.776863] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 4581 15:49:36.386369  [   59.788807] Code: 05 5a 1e 76 01 01 e8 34 1c 93 00 0f 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d 1e 76 01 01 e8 15 1c 93 00 <0f> 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b
 4582 15:49:36.393176  [   59.809792] RSP: 0018:ffffb43f02a0fe38 EFLAGS: 00010282
 4583 15:49:36.400015  [   59.815627] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4584 15:49:36.409478  [   59.823597] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4585 15:49:36.416232  [   59.831569] RBP: ffffffff992bff68 R08: 0000000000000000 R09: 0000000000000000
 4586 15:49:36.423105  [   59.839541] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4587 15:49:36.432506  [   59.847512] R13: ffffb43f02a0ff10 R14: ffffb43f02a0ff10 R15: ffff9b1ec4f79000
 4588 15:49:36.442720  [   59.855483] FS:  00007fa1882d9580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4589 15:49:36.449318  [   59.864523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4590 15:49:36.456102  [   59.870942] CR2: 00007fa1880f2000 CR3: 00000001027ec005 CR4: 00000000003706e0
 4591 15:49:36.458921  [   59.878904] Call Trace:
 4592 15:49:36.465547  [   59.881636]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 4593 15:49:36.472105  [   59.887796]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 4594 15:49:36.475517  [   59.894019]  direct_entry.cold+0x2c/0x38
 4595 15:49:36.478949  [   59.898413]  full_proxy_write+0x56/0x80
 4596 15:49:36.482320  [   59.902727]  vfs_write+0xea/0x390
 4597 15:49:36.485596  [   59.906425]  ksys_write+0x68/0xe0
 4598 15:49:36.492244  [   59.910125]  do_syscall_64+0x33/0x40
 4599 15:49:36.495695  [   59.914116]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4600 15:49:36.501941  [   59.919759] RIP: 0033:0x7fa188201f33
 4601 15:49:36.521537  [   59.923749] 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
 4602 15:49:36.528469  [   59.944735] RSP: 002b:00007ffd240c60b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4603 15:49:36.538205  [   59.953193] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa188201f33
 4604 15:49:36.544391  [   59.961163] RDX: 000000000000001f RSI: 00007fa1880f2000 RDI: 0000000000000001
 4605 15:49:36.554708  [   59.969126] RBP: 00007fa1880f2000 R08: 00007fa1880f1010 R09: 0000000000000000
 4606 15:49:36.560943  [   59.977098] R10: 00007fa1882fc1c0 R11: 0000000000000246 R12: 0000000000000001
 4607 15:49:36.571159  [   59.985072] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4608 15:49:36.571633  00) knlGS:0000000000000000
 4609 15:49:36.577322  # [   52.758090] CS:  0010 DS: 0000 [   59.993048] irq event stamp: 0
 4610 15:49:36.588111  [   60.002665] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4611 15:49:36.590602  ES: 0000 CR0: 0000000080050033
 4612 15:49:36.600993  # [   52.764504] CR2: ffff9b1ec4[   60.009668] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4613 15:49:36.610710  [   60.025018] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4614 15:49:36.617181  [   60.034157] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4615 15:49:36.624130  [   60.041157] ---[ end trace 0f2f4ca23f3d3d2a ]---
 4616 15:49:36.627616  [   60.046304] lkdtm: Overflow detected: saturated
 4617 15:49:36.633966  e433c0 CR3: 0000000103e1e001 CR4: 00000000003706e0
 4618 15:49:36.637327  # [   52.772473] Call Trace:
 4619 15:49:36.640653  # [   52.775203]  ? execute_location+0x48/0x56
 4620 15:49:36.647092  # [   52.779678]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4621 15:49:36.650370  # [   52.784363]  ? direct_entry.cold+0x2c/0x38
 4622 15:49:36.653752  # [   52.788944]  ? full_proxy_write+0x56/0x80
 4623 15:49:36.659929  # [   52.799632]  ? vfs_write+0xea/0x390
 4624 15:49:36.663550  # [   52.803521]  ? ksys_write+0x68/0xe0
 4625 15:49:36.666903  # [   52.807427]  ? do_syscall_64+0x33/0x40
 4626 15:49:36.673563  # [   52.811608]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4627 15:49:36.699452  # [   52.817443] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4628 15:49:36.702368  # [   52.843903] CR2: ffff9b1ec4e433c0
 4629 15:49:36.716006  # [   52.853814] ---[ end trace 0f2f4ca23f3d3d1d ][   60.130116] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 4630 15:49:36.716096  ---
 4631 15:49:36.719391  # [   52.858966] RIP: 0010:lkdtm_BUG+0x5/0x10
 4632 15:49:36.725599  # [   52.863[   60.138497] lkdtm: attempting good refcount_dec()
 4633 15:49:36.738679  343] Code: 55 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff[   60.149969] lkdtm: attempting bad refcount_dec() to zero
 4634 15:49:36.748970   ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f [   60.162118] ------------[ cut here ]------------
 4635 15:49:36.762198  44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05[   60.173488] refcount_t: decrement hit 0; leaking memory.
 4636 15:49:36.762465   e0 13 70 02
 4637 15:49:36.778425  # [   52.884372] RSP: 0018:ffffb43f01467e60 EFLAGS[   60.185667] WARNING: CPU: 1 PID: 2188 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 4638 15:49:36.778868  : 00010286
 4639 15:49:36.811538  # [   52.890206] RAX: ffffffff982b2130 RBX: 00000000[   60.201187] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4640 15:49:36.814958  00000001 RCX: 0000000000000000
 4641 15:49:36.825199  # [   52.898175] RDX: 0000000000[   60.233824] CPU: 1 PID: 2188 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4642 15:49:36.831513  000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4643 15:49:36.838219  # [   52.906[   60.248591] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4644 15:49:36.851293  143] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000[   60.261616] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 4645 15:49:36.851869  000001
 4646 15:49:36.877765  # [   52.914113] R10: 00000000ffffe000 R11: 3fffffffffff[   60.273570] Code: ff 48 c7 c7 10 be 25 99 c6 05 f6 1d 76 01 01 e8 d3 1b 93 00 0f 0b c3 48 c7 c7 e0 bd 25 99 c6 05 e1 1d 76 01 01 e8 bd 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 4647 15:49:36.881087  ffff R12: 0000000000000004
 4648 15:49:36.890838  # [   52.922082] R13: ffffb43f01467f[   60.300768] RSP: 0018:ffffb43f02a5fe48 EFLAGS: 00010286
 4649 15:49:36.894154  10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4650 15:49:36.903870  # [   52.930051][   60.312821] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 4651 15:49:36.910563  [   60.327011] RDX: ffff9b1f3acac660 RSI: ffff9b1f3ac9bf70 RDI: ffff9b1f3ac9bf70
 4652 15:49:36.920546  [   60.334985] RBP: ffffffff992c0321 R08: 0000000000000000 R09: 0000000000000000
 4653 15:49:36.934196   FS:  00007fec6a504580(0000) GS:ffff9b1f3ad00000(0000) knlGS:000[   60.342960] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 4654 15:49:36.940388  [   60.357146] R13: ffffb43f02a5ff10 R14: ffffb43f02a5ff10 R15: ffff9b1ec2678000
 4655 15:49:36.943948  0000000000000
 4656 15:49:36.956997  # [   52.939089] CS:  0010 DS: 0000 ES: 0000 CR0:[   60.365118] FS:  00007f83a956e580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 4657 15:49:36.960366   0000000080050033
 4658 15:49:36.970111  # [   52.945504] CR2: ffff9b1ec4e433c0 CR3: 0[   60.380383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4659 15:49:36.973324  000000103e1e001 CR4: 00000000003706e0
 4660 15:49:36.980052  [   60.393015] CR2: 00007f83a9387000 CR3: 0000000104fae004 CR4: 00000000003706e0
 4661 15:49:36.983398  [   60.404772] Call Trace:
 4662 15:49:36.996314  # [   52.953474] BUG: sleeping function called from invalid cont[   60.407505]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 4663 15:49:36.999705  ext at include/linux/percpu-rwsem.h:49
 4664 15:49:37.006706  # [   52.963386] in_atom[   60.418676]  direct_entry.cold+0x2c/0x38
 4665 15:49:37.016095  ic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1706, name: cat[   60.429271]  full_proxy_write+0x56/0x80
 4666 15:49:37.019442  # [   52.971840] INFO: lockdep is turned off.
 4667 15:49:37.026198  # [   52.976216][   60.439767]  vfs_write+0xea/0x390
 4668 15:49:37.029605   irq event stamp: 0
 4669 15:49:37.036121  # [   52.979621] hardirqs last  enabled at [   60.449679]  ksys_write+0x68/0xe0
 4670 15:49:37.038960  (0): [<0000000000000000>] 0x0
 4671 15:49:37.045771  # [   52.986622] hardirqs last di[   60.459595]  do_syscall_64+0x33/0x40
 4672 15:49:37.052424  sabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4673 15:49:37.058816  #[   60.469800]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4674 15:49:37.069108   [   52.995758] softirqs last  enabled at (0): [<ffffffff97af9f9[   60.481657] RIP: 0033:0x7f83a9496f33
 4675 15:49:37.088674  [   60.491863] 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
 4676 15:49:37.092184  c>] copy_process+0x63c/0x1c80
 4677 15:49:37.105251  # [   53.004894] softirqs last di[   60.512846] RSP: 002b:00007ffebb5359d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4678 15:49:37.112164  [   60.527510] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f83a9496f33
 4679 15:49:37.115596  sabled at (0): [<0000000000000000>] 0x0
 4680 15:49:37.125143  # [   53.011893] CPU: 2[   60.535483] RDX: 0000000000000012 RSI: 00007f83a9387000 RDI: 0000000000000001
 4681 15:49:37.135119  [   60.549666] RBP: 00007f83a9387000 R08: 00007f83a9386010 R09: 0000000000000000
 4682 15:49:37.148327   PID: 1706 Comm: cat Tainted: G      D W         5.10.124-cip9 #[   60.557640] R10: 00007f83a95911c0 R11: 0000000000000246 R12: 0000000000000001
 4683 15:49:37.155233  [   60.571821] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4684 15:49:37.158044  1
 4685 15:49:37.164316  # [   53.020445] Hardware name: Google Rammus/Rammus, BIOS  0[   60.579799] irq event stamp: 0
 4686 15:49:37.174450  [   60.589413] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4687 15:49:37.174549  9/04/2020
 4688 15:49:37.177905  # [   53.027249] Call Trace:
 4689 15:49:37.187769  # [   53.029977]  dump_[   60.596418] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4690 15:49:37.190575  stack+0x77/0x97
 4691 15:49:37.204132  # [   53.033676]  ___might_sleep.cold+0xa6/0xb6[   60.611764] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4692 15:49:37.204229  
 4693 15:49:37.207681  # [   53.038248]  exit_signals+0x1c/0x2d0
 4694 15:49:37.217228  # [   53.042237]  d[   60.627120] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4695 15:49:37.217352  o_exit+0xd5/0xb00
 4696 15:49:37.224156  # [   53.045730]  ? ksys_write+0x68/0xe0
 4697 15:49:37.227671  # [[   60.640332] ---[ end trace 0f2f4ca23f3d3d2b ]---
 4698 15:49:37.233819     53.049622]  rewind_stack_do_exit+0x17/0x20
 4699 15:49:37.240750  # [   53.054290] [   60.651702] lkdtm: Zero detected: saturated
 4700 15:49:37.241196  RIP: 0033:0x7fec6a42cf33
 4701 15:49:37.263512  # [   53.058278] 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
 4702 15:49:37.270352  # [   53.079264] RSP: 002b:00007ffc2f236968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4703 15:49:37.279893  # [   53.087722] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fec6a42cf33
 4704 15:49:37.286693  # [   53.095692] RDX: 000000000000000d RSI: 00007fec6a31d000 RDI: 0000000000000001
 4705 15:49:37.296763  # [   53.103662] RBP: 00007fec6a31d000 R08: 00007fec6a31c010 R09: 0000000000000000
 4706 15:49:37.302831  # [   53.111631] R10: 00007fec6a5271c0 R11: 0000000000000246 R12: 0000000000000001
 4707 15:49:37.313078  # [   53.119600] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4708 15:49:37.316392  # EXEC_KMALLOC: saw 'call trace:': ok
 4709 15:49:37.319389  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4710 15:49:37.322981  # selftests: lkdtm: EXEC_VMALLOC.sh
 4711 15:49:37.326385  # Killed
 4712 15:49:37.329494  # [   53.207388] lkdtm: Performing direct entry EXEC_VMALLOC
 4713 15:49:37.335608  # [   53.214259] lkdtm: attempting ok execution at ffffffff982b2500
 4714 15:49:37.346124  # [   53.226991] lkdtm: attempting bad execution at ffffb43f006e9000
 4715 15:49:37.352213  # [   53.239844] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4716 15:49:37.359206  # [   53.254379] BUG: unable to handle page fault for address: ffffb43f006e9000
 4717 15:49:37.368878  # [   53.262059] #PF: supervis[   60.782442] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4718 15:49:37.372147  or instruction fetch in kernel mode
 4719 15:49:37.381938  # [   53.268377] #PF: error[   60.793647] lkdtm: attempting bad refcount_dec() below zero
 4720 15:49:37.385787  _code(0x0011) - permissions violation
 4721 15:49:37.395114  # [   53.274599] PGD 1000[   60.806091] ------------[ cut here ]------------
 4722 15:49:37.405388  00067 P4D 100000067 PUD 10020b067 PMD 1055db067 PTE 800000010568[   60.817469] refcount_t: decrement hit 0; leaking memory.
 4723 15:49:37.405841  4063
 4724 15:49:37.412231  # [   53.283646] Oops: 0011 [#8] SMP PTI
 4725 15:49:37.422304  # [   53.287537][   60.829639] WARNING: CPU: 0 PID: 2223 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 4726 15:49:37.454894   CPU: 0 PID: 1742 Comm: cat Tainted: G      D W         5.10.124[   60.845166] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4727 15:49:37.455363  -cip9 #1
 4728 15:49:37.467797  # [   53.296089] Hardware name: Google Rammus/Rammus, [   60.877831] CPU: 0 PID: 2223 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4729 15:49:37.471214  BIOS  09/04/2020
 4730 15:49:37.480906  # [   53.302895] RIP: 0010:0xffffb43f006e9000[   60.892620] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4731 15:49:37.494251  # [   53.307271] Code: Unable to access opcode bytes at RIP 0xf[   60.905688] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 4732 15:49:37.497680  fffb43f006e8fd6.
 4733 15:49:37.520870  # [   53.314948] RSP: 0018:ffffb43f0220fe38 EF[   60.917622] Code: ff 48 c7 c7 10 be 25 99 c6 05 f6 1d 76 01 01 e8 d3 1b 93 00 0f 0b c3 48 c7 c7 e0 bd 25 99 c6 05 e1 1d 76 01 01 e8 bd 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 4734 15:49:37.524347  LAGS: 00010246
 4735 15:49:37.533765  # [   53.320780] RAX: 0000000000000033 RBX: 0000[   60.944864] RSP: 0018:ffffb43f02affe48 EFLAGS: 00010286
 4736 15:49:37.537233  000000000001 RCX: 0000000000000000
 4737 15:49:37.546906  # [   53.328749] RDX: 000000[   60.956920] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 4738 15:49:37.553531  0000000000 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 4739 15:49:37.560598  # [   53[   60.971101] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 4740 15:49:37.576867  .336720] RBP: ffffb43f006e9000 R08: 0000000000000000 R09: 000000[   60.985284] RBP: ffffffff992c0333 R08: 0000000000000000 R09: 0000000000000000
 4741 15:49:37.577459  0000000000
 4742 15:49:37.590101  # [   53.344690] R10: 00000000ffffe000 R11: 3fffffff[   60.999478] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4743 15:49:37.593365  ffffffff R12: 000000000000000d
 4744 15:49:37.603456  # [   53.352658] R13: ffffb43f02[   61.013673] R13: ffffb43f02afff10 R14: ffffb43f02afff10 R15: ffff9b1ec29ba000
 4745 15:49:37.609569  20ff10 R14: ffffb43f0220ff10 R15: ffff9b1ec5684000
 4746 15:49:37.619334  # [   53.360[   61.027848] FS:  00007f0182654580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4747 15:49:37.632620  630] FS:  00007f166852c580(0000) GS:ffff9b1f3ac00000(0000) knlGS[   61.043130] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4748 15:49:37.633075  :0000000000000000
 4749 15:49:37.646338  # [   53.369667] CS:  0010 DS: 0000 ES: 0000 [   61.055761] CR2: 00007f018246d000 CR3: 0000000104c42005 CR4: 00000000003706f0
 4750 15:49:37.649016  CR0: 0000000080050033
 4751 15:49:37.655946  # [   53.376082] CR2: ffffb43f006e8fd6 CR[   61.069957] Call Trace:
 4752 15:49:37.659253  3: 00000001029c8004 CR4: 00000000003706f0
 4753 15:49:37.665353  # [   53.384052] Call[   61.078908]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 4754 15:49:37.669043   Trace:
 4755 15:49:37.672572  # [   53.386781]  ? execute_location+0x48/0x56
 4756 15:49:37.679261  # [   5[   61.090457]  direct_entry.cold+0x2c/0x38
 4757 15:49:37.681926  3.391261]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4758 15:49:37.688852  # [   53.395920]  ? d[   61.101085]  full_proxy_write+0x56/0x80
 4759 15:49:37.692459  irect_entry.cold+0x2c/0x38
 4760 15:49:37.698795  # [   53.400493]  ? full_proxy_write[   61.111548]  vfs_write+0xea/0x390
 4761 15:49:37.699242  +0x56/0x80
 4762 15:49:37.702295  # [   53.404966]  ? vfs_write+0xea/0x390
 4763 15:49:37.708535  # [   53.4[   61.121464]  ksys_write+0x68/0xe0
 4764 15:49:37.712178  08857]  ? ksys_write+0x68/0xe0
 4765 15:49:37.718391  # [   53.412750]  ? do_syscall_6[   61.131380]  do_syscall_64+0x33/0x40
 4766 15:49:37.718831  4+0x33/0x40
 4767 15:49:37.732077  # [   53.416933]  ? entry_SYSCALL_64_after_hwframe+[   61.141609]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4768 15:49:37.732532  0x44/0xa9
 4769 15:49:37.741412  # [   53.422769] Modules linked in: fuse ip_tables cr[   61.153454] RIP: 0033:0x7f018257cf33
 4770 15:49:37.767985  os_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer[   61.163646] 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
 4771 15:49:37.781234   kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_[   61.190871] RSP: 002b:00007ffc24fbc328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4772 15:49:37.797643  ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cr[   61.205561] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f018257cf33
 4773 15:49:37.798151  os_ec_dev cros_usbpd_notify
 4774 15:49:37.811082  # [   53.449201] CR2: ffffb43f006e9[   61.219714] RDX: 0000000000000016 RSI: 00007f018246d000 RDI: 0000000000000001
 4775 15:49:37.811714  000
 4776 15:49:37.817365  # [   53.452899] ---[ end trace 0f2f4ca23f3d3d1e ]---
 4777 15:49:37.824206  # [ [   61.233942] RBP: 00007f018246d000 R08: 00007f018246c010 R09: 0000000000000000
 4778 15:49:37.827446    53.458053] RIP: 0010:lkdtm_BUG+0x5/0x10
 4779 15:49:37.837456  # [   53.462429] Code[   61.248128] R10: 00007f01826771c0 R11: 0000000000000246 R12: 0000000000000001
 4780 15:49:37.853585  : 55 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48[   61.262315] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4781 15:49:37.863825   c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 [   61.276505] irq event stamp: 0
 4782 15:49:37.877082  <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 13 70[   61.286133] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4783 15:49:37.877578   02
 4784 15:49:37.889988  # [   53.483422] RSP: 0018:ffffb43f01467e60 EFLAGS: 0001028[   61.299314] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4785 15:49:37.893374  6
 4786 15:49:37.906705  # [   53.489255] RAX: ffffffff982b2130 RBX: 0000000000000001 [   61.314695] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4787 15:49:37.909574  RCX: 0000000000000000
 4788 15:49:37.919815  # [   53.497225] RDX: 0000000000000000 RS[   61.330091] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4789 15:49:37.923206  I: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4790 15:49:37.932588  # [   53.505193] RBP:[   61.343327] ---[ end trace 0f2f4ca23f3d3d2c ]---
 4791 15:49:37.936115   ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4792 15:49:37.942913  #[   61.354707] lkdtm: Negative detected: saturated
 4793 15:49:37.949074   [   53.513165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4794 15:49:37.959254  # [   53.521134] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4795 15:49:37.968777  # [   53.529103] FS:  00007f166852c580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4796 15:49:37.975670  # [   53.538141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4797 15:49:37.982054  # [   53.544557] CR2: ffffb43f006e8fd6 CR3: 00000001029c8004 CR4: 00000000003706f0
 4798 15:49:37.985350  # EXEC_VMALLOC: saw 'call trace:': ok
 4799 15:49:37.992072  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4800 15:49:37.995065  # selftests: lkdtm: EXEC_RODATA.sh
 4801 15:49:37.995544  # Killed
 4802 15:49:38.001873  # [   53.728800] lkdtm: Performing direct entry EXEC_RODATA
 4803 15:49:38.008595  # [   53.738524] lkdtm: attempting ok execution at ffffffff982b2500
 4804 15:49:38.014907  # [   53.745075] lkdtm: attempting bad execution at ffffffff98ed9f00
 4805 15:49:38.021751  # [   53.751698] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4806 15:49:38.031179  # [   53.760063] BUG: unable to handle page fault for address: ffffffff98ed9f00
 4807 15:49:38.038150  # [   53.767745] #PF: supervisor instruction fetch in kernel mode
 4808 15:49:38.044630  # [   53.774064] #PF: error_code(0x0011) - permissions violation
 4809 15:49:38.051313  # [   53.780286] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001138000e1 
 4810 15:49:38.054836  # [   53.788064] Oops: 0011 [#9] SMP PTI
 4811 15:49:38.068012  # [   53.791954] CPU: 2 PID: 1778 Comm: cat Tainte[   61.480337] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4812 15:49:38.074812  [   61.491747] lkdtm: attempting bad refcount_dec_and_test() below zero
 4813 15:49:38.080916  [   61.498858] ------------[ cut here ]------------
 4814 15:49:38.084338  d: G      D W         5.10.124-cip9 #1
 4815 15:49:38.090324  # [   53.800508] Hardwar[   61.504022] refcount_t: underflow; use-after-free.
 4816 15:49:38.097141  e name: Google Rammus/Rammus, BIOS  09/04/2020
 4817 15:49:38.107292  # [   53.807316][   61.515603] WARNING: CPU: 2 PID: 2258 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 4818 15:49:38.110049   RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4819 15:49:38.140401  # [   53.813052] Co[   61.531142] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4820 15:49:38.149996  [   61.563784] CPU: 2 PID: 2258 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4821 15:49:38.163193  de: ff ff c2 a2 8f 98 ff ff ff ff b2 04 2c 99 ff ff ff ff 78 8a [   61.572381] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4822 15:49:38.166889  [   61.585418] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 4823 15:49:38.189801  [   61.591175] Code: 05 3d 1e 76 01 01 e8 15 1c 93 00 0f 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b 1e 76 01 01 e8 f6 1b 93 00 <0f> 0b c3 80 3d 0a 1e 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 be 25
 4824 15:49:38.193175  [   61.612162] RSP: 0018:ffffb43f02b67e40 EFLAGS: 00010286
 4825 15:49:38.202831  [   61.617997] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 4826 15:49:38.209800  [   61.625969] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4827 15:49:38.219290  [   61.633931] RBP: ffffffff992bff88 R08: 0000000000000000 R09: 0000000000000000
 4828 15:49:38.226206  [   61.641903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4829 15:49:38.235847  [   61.649875] R13: ffffb43f02b67f10 R14: ffffb43f02b67f10 R15: ffff9b1ec4df9000
 4830 15:49:38.242737  [   61.657847] FS:  00007fd07f6e3580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4831 15:49:38.249512  [   61.666888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4832 15:49:38.259017  [   61.673307] CR2: 00007fd07f4fc000 CR3: 00000001035d2005 CR4: 00000000003706e0
 4833 15:49:38.259449  [   61.681278] Call Trace:
 4834 15:49:38.265667  [   61.684001]  __refcount_sub_and_test.constprop.0+0x34/0x40
 4835 15:49:38.272522  [   61.690131]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 4836 15:49:38.282228  8f 98 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 0[   61.696376]  direct_entry.cold+0x2c/0x38
 4837 15:49:38.288444  [   61.706974]  full_proxy_write+0x56/0x80
 4838 15:49:38.291844  [   61.711256]  vfs_write+0xea/0x390
 4839 15:49:38.295101  [   61.714955]  ksys_write+0x68/0xe0
 4840 15:49:38.298641  [   61.718655]  do_syscall_64+0x33/0x40
 4841 15:49:38.305397  [   61.722646]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4842 15:49:38.308032  [   61.728289] RIP: 0033:0x7fd07f60bf33
 4843 15:49:38.331359  [   61.732281] 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
 4844 15:49:38.338152  [   61.753268] RSP: 002b:00007fffca247808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4845 15:49:38.347782  [   61.761726] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd07f60bf33
 4846 15:49:38.354526  [   61.769696] RDX: 000000000000001f RSI: 00007fd07f4fc000 RDI: 0000000000000001
 4847 15:49:38.361638  [   61.777669] RBP: 00007fd07f4fc000 R08: 00007fd07f4fb010 R09: 0000000000000000
 4848 15:49:38.371050  [   61.785641] R10: 00007fd07f7061c0 R11: 0000000000000246 R12: 0000000000000001
 4849 15:49:38.377722  [   61.793614] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4850 15:49:38.387286  0 <c3> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 [   61.801590] irq event stamp: 0
 4851 15:49:38.393979  [   61.811214] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4852 15:49:38.394421  20 69
 4853 15:49:38.410657  # [   53.834037] RSP: 0018:ffffb43f023d7e48 EFLAGS: 00010[   61.818217] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4854 15:49:38.420545  [   61.833567] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4855 15:49:38.427317  [   61.842704] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4856 15:49:38.430856  [   61.849706] ---[ end trace 0f2f4ca23f3d3d2d ]---
 4857 15:49:38.436963  [   61.854861] lkdtm: Negative detected: saturated
 4858 15:49:38.437449  246
 4859 15:49:38.446638  # [   53.839869] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4860 15:49:38.453323  # [   53.847840] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4861 15:49:38.460191  # [   53.855810] RBP: ffffffff98ed9f00 R08: 0000000000000000 R09: 0000000000000000
 4862 15:49:38.469784  # [   53.863778] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4863 15:49:38.476711  # [   53.871747] R13: ffffb43f023d7f10 R14: ffffb43f023d7f10 R15: ffff9b1ec325c000
 4864 15:49:38.486276  # [   53.879717] FS:  00007fbcbbc63580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4865 15:49:38.493013  # [   53.888754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4866 15:49:38.502662  # [   53.895169] CR2: ffffffff98ed9f00 CR3: 0000000103598004 CR4: 00000000003706e0
 4867 15:49:38.506164  # [   53.903138] Call Trace:
 4868 15:49:38.509661  # [   53.905865]  ? execute_location+0x48/0x56
 4869 15:49:38.513059  # [   53.910340]  ? direct_entry.cold+0x2c/0x38
 4870 15:49:38.519660  # [   53.914913]  ? full_proxy_write+0x56/0x80
 4871 15:49:38.523038  # [   53.919387]  ? vfs_write+0xea/0x390
 4872 15:49:38.526260  # [   53.923276]  ? ksys_write+0x68/0xe0
 4873 15:49:38.532704  # [   53.927169]  ? do_syscall_64+0x33/0x40
 4874 15:49:38.536279  # [   53.931343]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4875 15:49:38.561961  # [   53.937177] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cr[   61.975981] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4876 15:49:38.568912  [   61.985638] lkdtm: attempting bad refcount_sub_and_test() below zero
 4877 15:49:38.575510  [   61.992750] ------------[ cut here ]------------
 4878 15:49:38.579098  [   61.997917] refcount_t: underflow; use-after-free.
 4879 15:49:38.588799  [   62.003289] WARNING: CPU: 2 PID: 2293 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 4880 15:49:38.615121  [   62.012629] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4881 15:49:38.624668  [   62.039103] CPU: 2 PID: 2293 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4882 15:49:38.631557  [   62.047683] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4883 15:49:38.638572  [   62.054491] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 4884 15:49:38.657903  [   62.060232] Code: 05 3d 1e 76 01 01 e8 15 1c 93 00 0f 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b 1e 76 01 01 e8 f6 1b 93 00 <0f> 0b c3 80 3d 0a 1e 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 be 25
 4885 15:49:38.671333  os_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal[   62.081225] RSP: 0018:ffffb43f02bf7e40 EFLAGS: 00010286
 4886 15:49:38.674130   cros_ec_dev cros_usbpd_notify
 4887 15:49:38.684180  # [   53.963634] CR2: ffffffff98[   62.093275] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 4888 15:49:38.691090  [   62.107467] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 4889 15:49:38.700672  [   62.115471] RBP: ffffffff992bffa8 R08: 0000000000000000 R09: 0000000000000000
 4890 15:49:38.707486  [   62.123443] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4891 15:49:38.716990  [   62.131421] R13: ffffb43f02bf7f10 R14: ffffb43f02bf7f10 R15: ffff9b1ec5683000
 4892 15:49:38.723725  [   62.139412] FS:  00007fdf25e0a580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 4893 15:49:38.729977  [   62.148488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4894 15:49:38.740293  [   62.154929] CR2: 00007fdf25c23000 CR3: 00000001031be001 CR4: 00000000003706e0
 4895 15:49:38.743530  [   62.162901] Call Trace:
 4896 15:49:38.749815  [   62.165633]  __refcount_sub_and_test.constprop.0+0x34/0x40
 4897 15:49:38.753338  [   62.171795]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 4898 15:49:38.759645  [   62.178022]  direct_entry.cold+0x2c/0x38
 4899 15:49:38.762939  [   62.182417]  full_proxy_write+0x56/0x80
 4900 15:49:38.766459  [   62.186734]  vfs_write+0xea/0x390
 4901 15:49:38.769901  [   62.190459]  ksys_write+0x68/0xe0
 4902 15:49:38.776020  [   62.194162]  do_syscall_64+0x33/0x40
 4903 15:49:38.779664  [   62.198179]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4904 15:49:38.782795  [   62.203823] RIP: 0033:0x7fdf25d32f33
 4905 15:49:38.805877  [   62.207816] 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
 4906 15:49:38.813002  [   62.228801] RSP: 002b:00007ffc4a446ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4907 15:49:38.822932  [   62.237261] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fdf25d32f33
 4908 15:49:38.829158  [   62.245232] RDX: 000000000000001f RSI: 00007fdf25c23000 RDI: 0000000000000001
 4909 15:49:38.838672  [   62.253203] RBP: 00007fdf25c23000 R08: 00007fdf25c22010 R09: 0000000000000000
 4910 15:49:38.845280  [   62.261176] R10: 00007fdf25e2d1c0 R11: 0000000000000246 R12: 0000000000000001
 4911 15:49:38.855513  [   62.269148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4912 15:49:38.858357  [   62.277125] irq event stamp: 0
 4913 15:49:38.864640  [   62.280563] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4914 15:49:38.871275  [   62.287567] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4915 15:49:38.881599  [   62.296707] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 4916 15:49:38.887795  [   62.305844] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4917 15:49:38.894621  [   62.312845] ---[ end trace 0f2f4ca23f3d3d2e ]---
 4918 15:49:38.897394  [   62.318001] lkdtm: Negative detected: saturated
 4919 15:49:38.900749  ed9f00
 4920 15:49:38.904233  # [   53.973546] ---[ end trace 0f2f4ca23f3d3d1f ]---
 4921 15:49:38.910957  # [   53.978700] RIP: 0010:lkdtm_BUG+0x5/0x10
 4922 15:49:38.930367  # [   53.983068] Code: 55 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 13 70 02
 4923 15:49:38.937337  # [   54.004052] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 4924 15:49:38.944152  # [   54.009884] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 4925 15:49:38.953843  # [   54.017854] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 4926 15:49:38.960684  # [   54.025823] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 4927 15:49:38.970601  # [   54.033791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4928 15:49:38.980038  # [   54.041761] R13: ffffb43f01467f10 R14[   62.395432] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4929 15:49:38.983606  : ffffb43f01467f10 R15: ffff9b1ec3e4a000
 4930 15:49:38.993016  # [   54.049731] FS:  [   62.404013] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4931 15:49:39.003431  00007fbcbbc63580(0000) GS:ffff9b1f3ad00000(0000) knlGS:000000000[   62.417343] lkdtm: Good: zero detected
 4932 15:49:39.003579  0000000
 4933 15:49:39.016311  # [   54.058768] CS:  0010 DS: 0000 ES: 0000 CR0: 00000[   62.427740] lkdtm: Correctly stayed at zero
 4934 15:49:39.016524  00080050033
 4935 15:49:39.026770  # [   54.065184] CR2: ffffffff98ed9f00 CR3: 0000000[   62.438659] lkdtm: attempting bad refcount_inc() from zero
 4936 15:49:39.029476  103598004 CR4: 00000000003706e0
 4937 15:49:39.039509  # EXEC_RODATA: saw 'call trace:[   62.450976] ------------[ cut here ]------------
 4938 15:49:39.039596  ': ok
 4939 15:49:39.043093  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 4940 15:49:39.049268  # selftests: lkdt[   62.462386] refcount_t: addition on 0; use-after-free.
 4941 15:49:39.052911  m: EXEC_USERSPACE.sh
 4942 15:49:39.053008  # Killed
 4943 15:49:39.065869  # [   54.182514] lkdtm: Performi[   62.474340] WARNING: CPU: 0 PID: 2325 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 4944 15:49:39.069315  ng direct entry EXEC_USERSPACE
 4945 15:49:39.099315  # [   54.191111] lkdtm: attempti[   62.489890] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4946 15:49:39.102247  ng ok execution at ffffffff982b2500
 4947 15:49:39.111931  # [   54.203852] lkdtm: att[   62.522542] CPU: 0 PID: 2325 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 4948 15:49:39.118749  empting bad execution at 00007fd2bf720000
 4949 15:49:39.125758  # [   54.216705] unab[   62.537319] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4950 15:49:39.132234  le to execute userspace code (SMEP?) (uid: 0)
 4951 15:49:39.138249  # [   54.229291] [   62.550358] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 4952 15:49:39.145333  BUG: unable to handle page fault for address: 00007fd2bf720000
 4953 15:49:39.164690  [   62.562303] Code: 05 7a 1e 76 01 01 e8 53 1c 93 00 0f 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a 1e 76 01 01 e8 34 1c 93 00 <0f> 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d
 4954 15:49:39.178424  # [   54.236970] #PF: supervisor instruction fetch in kernel mod[   62.589514] RSP: 0018:ffffb43f02c87e48 EFLAGS: 00010286
 4955 15:49:39.178950  e
 4956 15:49:39.191285  # [   54.243288] #PF: error_code(0x0011) - permissions violat[   62.601573] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 4957 15:49:39.194862  ion
 4958 15:49:39.207294  # [   54.249510] PGD 800000010335a067 P4D 800000010335a067 [   62.615837] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 4959 15:49:39.210768  PUD 102704067 PMD 10126a067 PTE 11859b067
 4960 15:49:39.220973  # [   54.259237] Oops[   62.629947] RBP: ffffffff992c0349 R08: 0000000000000000 R09: 0000000000000000
 4961 15:49:39.223639  : 0011 [#10] SMP PTI
 4962 15:49:39.233937  # [   54.263217] CPU: 0 PID: 1814 Comm: ca[   62.644150] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 4963 15:49:39.240050  t Tainted: G      D W         5.10.124-cip9 #1
 4964 15:49:39.250369  # [   54.271770][   62.658344] R13: ffffb43f02c87f10 R14: ffffb43f02c87f10 R15: ffff9b1ec3163000
 4965 15:49:39.253856   Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4966 15:49:39.263378  # [   54[   62.672543] FS:  00007fb859dea580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4967 15:49:39.267259  .278576] RIP: 0010:0x7fd2bf720000
 4968 15:49:39.276414  # [   54.282563] Code: Unable[   62.687802] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4969 15:49:39.283309   to access opcode bytes at RIP 0x7fd2bf71ffd6.
 4970 15:49:39.289448  # [   54.289851][   62.700432] CR2: 00007fb859c03000 CR3: 0000000105c6e004 CR4: 00000000003706f0
 4971 15:49:39.296231   RSP: 0018:ffffb43f02487e50 EFLAGS: 00010246
 4972 15:49:39.299903  # [   54.295685] R[   62.714629] Call Trace:
 4973 15:49:39.312867  AX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000[   62.723582]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 4974 15:49:39.313428  
 4975 15:49:39.323192  # [   54.303656] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 R[   62.734772]  direct_entry.cold+0x2c/0x38
 4976 15:49:39.323641  DI: ffff9b1f3ac1bf70
 4977 15:49:39.332602  # [   54.311626] RBP: 00007fd2bf720000 R08[   62.745370]  full_proxy_write+0x56/0x80
 4978 15:49:39.335988  : 0000000000000000 R09: 0000000000000000
 4979 15:49:39.342744  # [   54.319594] R10: [   62.755867]  vfs_write+0xea/0x390
 4980 15:49:39.349027  00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4981 15:49:39.352382  # [   62.765774]  ksys_write+0x68/0xe0
 4982 15:49:39.362627  [   54.327563] R13: ffffb43f02487f10 R14: ffffb43f02487f10 R15: [   62.775696]  do_syscall_64+0x33/0x40
 4983 15:49:39.366107  ffff9b1ec5c2b000
 4984 15:49:39.375676  # [   54.335533] FS:  00007fd2bf6f1580(0000) G[   62.785893]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4985 15:49:39.379095  S:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 4986 15:49:39.385788  # [   54.344570[   62.797749] RIP: 0033:0x7fb859d12f33
 4987 15:49:39.389207  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4988 15:49:39.412016  # [   54.35[   62.807964] 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
 4989 15:49:39.425240  0985] CR2: 00007fd2bf720000 CR3: 0000000104f50002 CR4: 000000000[   62.835163] RSP: 002b:00007ffec2229408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4990 15:49:39.428153  03706f0
 4991 15:49:39.431538  # [   54.358954] Call Trace:
 4992 15:49:39.441846  # [   54.361684]  ? lkdtm[   62.849847] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb859d12f33
 4993 15:49:39.445221  _EXEC_USERSPACE.cold+0x69/0xae
 4994 15:49:39.454993  # [   54.367030]  ? direct_entry[   62.864031] RDX: 0000000000000012 RSI: 00007fb859c03000 RDI: 0000000000000001
 4995 15:49:39.457977  .cold+0x2c/0x38
 4996 15:49:39.468235  # [   54.371603]  ? full_proxy_write+0x56/0x80[   62.878225] RBP: 00007fb859c03000 R08: 00007fb859c02010 R09: 0000000000000000
 4997 15:49:39.474354  # [   54.376078]  ? vfs_write+0xea/0x390
 4998 15:49:39.484613  # [   54.379961]  ? k[   62.892432] R10: 00007fb859e0d1c0 R11: 0000000000000246 R12: 0000000000000001
 4999 15:49:39.485052  sys_write+0x68/0xe0
 5000 15:49:39.497653  # [   54.383853]  ? do_syscall_64+0x33/0x40[   62.906605] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5001 15:49:39.498089  
 5002 15:49:39.503832  # [   54.388027]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5003 15:49:39.507200  [   62.920794] irq event stamp: 0
 5004 15:49:39.520389  # [   54.393863] Modules linked in: fuse ip_tables cros_ec_senso[   62.930423] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5005 15:49:39.536825  rs cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf [   62.943658] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5006 15:49:39.549807  industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cr[   62.958995] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5007 15:49:39.563320  os_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev c[   62.974388] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5008 15:49:39.566898  ros_usbpd_notify
 5009 15:49:39.569603  # [   54.420304] CR2: 00007fd2bf720000
 5010 15:49:39.576644  # [   [   62.987586] ---[ end trace 0f2f4ca23f3d3d2f ]---
 5011 15:49:39.579948  54.423992] ---[ end trace 0f2f4ca23f3d3d20 ]---
 5012 15:49:39.586522  # [   54.429147[   62.998971] lkdtm: Zero detected: saturated
 5013 15:49:39.589203  ] RIP: 0010:lkdtm_BUG+0x5/0x10
 5014 15:49:39.609197  # [   54.433522] Code: 55 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 13 70 02
 5015 15:49:39.616059  # [   54.454507] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5016 15:49:39.625711  # [   54.460341] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5017 15:49:39.632409  # [   54.468312] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 5018 15:49:39.642155  # [   54.476281] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 5019 15:49:39.648917  # [   54.484251] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5020 15:49:39.658618  # [   54.492222] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 5021 15:49:39.665324  # [   54.500192] FS:  00007fd2bf6f1580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5022 15:49:39.672285  # [   54.509230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5023 15:49:39.681569  # [   54.515646] CR2: 00007fd2bf720000 CR3: 0000000104f50002 CR4: 00000000003706f0
 5024 15:49:39.691640  # [   54.523616] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5025 15:49:39.701410  # [   54.533528] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1814, name: cat
 5026 15:49:39.704818  # [   54.541984] INFO: lockdep is turned off.
 5027 15:49:39.708185  # [   54.546375] irq event stamp: 0
 5028 15:49:39.714463  # [   54.549780] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5029 15:49:39.727664  # [   54.556779] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_proc[   63.144843] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5030 15:49:39.731208  ess+0x63c/0x1c80
 5031 15:49:39.740923  # [   54.565908] softirqs last  enabled at (0)[   63.152933] lkdtm: attempting safe refcount_add_not_zero() from zero
 5032 15:49:39.747767  : [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5033 15:49:39.754582  # [   54.57504[   63.166251] lkdtm: Good: zero detected
 5034 15:49:39.757317  5] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5035 15:49:39.764277  # [ [   63.176642] lkdtm: Correctly stayed at zero
 5036 15:49:39.777929    54.582046] CPU: 0 PID: 1814 Comm: cat Tainted: G      D W     [   63.187514] lkdtm: attempting bad refcount_add() from zero
 5037 15:49:39.778414      5.10.124-cip9 #1
 5038 15:49:39.787468  # [   54.590598] Hardware name: Google Ram[   63.199860] ------------[ cut here ]------------
 5039 15:49:39.791019  mus/Rammus, BIOS  09/04/2020
 5040 15:49:39.794184  # [   54.597401] Call Trace:
 5041 15:49:39.800280  # [ [   63.211276] refcount_t: addition on 0; use-after-free.
 5042 15:49:39.803736    54.600129]  dump_stack+0x77/0x97
 5043 15:49:39.813955  # [   54.603832]  ___might_s[   63.223244] WARNING: CPU: 0 PID: 2357 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5044 15:49:39.817315  leep.cold+0xa6/0xb6
 5045 15:49:39.820739  # [   54.608395]  exit_signals+0x1c/0x2d0
 5046 15:49:39.846665  [   63.238776] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5047 15:49:39.849999  # [   54.612385]  do_exit+0xd5/0xb00
 5048 15:49:39.863174  # [   54.615889]  ? ksys_w[   63.271396] CPU: 0 PID: 2357 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5049 15:49:39.863617  rite+0x68/0xe0
 5050 15:49:39.876214  # [   54.619772]  rewind_stack_do_exit+0x17/0x20[   63.286147] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5051 15:49:39.876657  
 5052 15:49:39.879718  # [   54.624430] RIP: 0033:0x7fd2bf619f33
 5053 15:49:39.886253  # [   54.628419] Co[   63.299173] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5054 15:49:39.916406  de: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 [   63.311190] Code: 05 7a 1e 76 01 01 e8 53 1c 93 00 0f 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a 1e 76 01 01 e8 34 1c 93 00 <0f> 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d
 5055 15:49:39.926005  0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0[   63.338398] RSP: 0018:ffffb43f02d07e48 EFLAGS: 00010286
 5056 15:49:39.942592  5 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 [   63.350429] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5057 15:49:39.943187  24 18
 5058 15:49:39.955874  # [   54.649403] RSP: 002b:00007fffe1fa4a38 EFLAGS: 00000[   63.364619] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 5059 15:49:39.958595  246 ORIG_RAX: 0000000000000001
 5060 15:49:39.968464  # [   54.657858] RAX: ffffffffff[   63.378848] RBP: ffffffff992c035b R08: 0000000000000000 R09: 0000000000000000
 5061 15:49:39.975062  ffffda RBX: 000000000000000f RCX: 00007fd2bf619f33
 5062 15:49:39.984656  # [   54.665[   63.393024] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5063 15:49:39.997888  829] RDX: 000000000000000f RSI: 00007fd2bf50a000 RDI: 0000000000[   63.407254] R13: ffffb43f02d07f10 R14: ffffb43f02d07f10 R15: ffff9b1ec4b85000
 5064 15:49:39.997990  000001
 5065 15:49:40.014387  # [   54.673800] RBP: 00007fd2bf50a000 R08: 00007fd2bf50[   63.421430] FS:  00007f0fbb7e5580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5066 15:49:40.014508  9010 R09: 0000000000000000
 5067 15:49:40.024648  # [   54.681769] R10: 00007fd2bf7141[   63.436712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5068 15:49:40.030834  c0 R11: 0000000000000246 R12: 0000000000000001
 5069 15:49:40.041428  # [   54.689739][   63.449388] CR2: 00007f0fbb5fe000 CR3: 0000000105412003 CR4: 00000000003706f0
 5070 15:49:40.047437   R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000200[   63.463542] Call Trace:
 5071 15:49:40.050885  00
 5072 15:49:40.054294  # EXEC_USERSPACE: saw 'call trace:': ok
 5073 15:49:40.061210  ok 35 selftests: lk[   63.472519]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 5074 15:49:40.064233  dtm: EXEC_USERSPACE.sh
 5075 15:49:40.067314  # selftests: lkdtm: EXEC_NULL.sh
 5076 15:49:40.070768  # Kill[   63.483678]  direct_entry.cold+0x2c/0x38
 5077 15:49:40.071202  ed
 5078 15:49:40.077553  # [   54.786056] lkdtm: Performing direct entry EXEC_NULL
 5079 15:49:40.081078  #[   63.494309]  full_proxy_write+0x56/0x80
 5080 15:49:40.092050   [   54.796494] lkdtm: attempting ok execution at ffffffff982b25[   63.504778]  vfs_write+0xea/0x390
 5081 15:49:40.092515  00
 5082 15:49:40.100845  # [   54.803017] lkdtm: attempting bad execution at 00000000[   63.514705]  ksys_write+0x68/0xe0
 5083 15:49:40.103446  00000000
 5084 15:49:40.110168  # [   54.809634] BUG: kernel NULL pointer dereference,[   63.524606]  do_syscall_64+0x33/0x40
 5085 15:49:40.113549   address: 0000000000000000
 5086 15:49:40.123819  # [   54.817416] #PF: supervisor ins[   63.534836]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5087 15:49:40.126567  truction fetch in kernel mode
 5088 15:49:40.133249  # [   54.823737] #PF: error_code([   63.546680] RIP: 0033:0x7f0fbb70df33
 5089 15:49:40.136775  0x0010) - not-present page
 5090 15:49:40.140139  # [   54.829474] PGD 0 P4D 0 
 5091 15:49:40.159597  # [  [   63.556910] 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
 5092 15:49:40.163158   54.832300] Oops: 0010 [#11] SMP PTI
 5093 15:49:40.176057  # [   54.836281] CPU: 3 PI[   63.584097] RSP: 002b:00007fffdfd0b1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5094 15:49:40.182997  D: 1850 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5095 15:49:40.190017  [   63.598789] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f0fbb70df33
 5096 15:49:40.202694  # [   54.844835] Hardware name: Google Rammus/Rammus, BIOS  09/0[   63.612968] RDX: 0000000000000012 RSI: 00007f0fbb5fe000 RDI: 0000000000000001
 5097 15:49:40.206166  4/2020
 5098 15:49:40.206602  # [   54.851640] RIP: 0010:0x0
 5099 15:49:40.219136  # [   54.854563] Code: U[   63.627179] RBP: 00007f0fbb5fe000 R08: 00007f0fbb5fd010 R09: 0000000000000000
 5100 15:49:40.222640  nable to access opcode bytes at RIP 0xffffffffffffffd6.
 5101 15:49:40.232192  # [   5[   63.641362] R10: 00007f0fbb8081c0 R11: 0000000000000246 R12: 0000000000000001
 5102 15:49:40.239023  4.862243] RSP: 0018:ffffb43f0251fe48 EFLAGS: 00010246
 5103 15:49:40.245827  # [   54.[   63.655572] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5104 15:49:40.255542  868067] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000[   63.669748] irq event stamp: 0
 5105 15:49:40.256074  000000000
 5106 15:49:40.268534  # [   54.876038] RDX: 0000000000000000 RSI: ffff9b1f3[   63.679385] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5107 15:49:40.272080  ad9bf70 RDI: ffff9b1f3ad9bf70
 5108 15:49:40.284770  # [   54.884008] RBP: 00000000000[   63.692591] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5109 15:49:40.288489  00000 R08: 0000000000000000 R09: 0000000000000000
 5110 15:49:40.301734  # [   54.8919[   63.707969] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5111 15:49:40.314269  77] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000[   63.723309] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5112 15:49:40.314721  0000a
 5113 15:49:40.324797  # [   54.899947] R13: ffffb43f0251ff10 R14: ffffb43f0251f[   63.736547] ---[ end trace 0f2f4ca23f3d3d30 ]---
 5114 15:49:40.327515  f10 R15: ffff9b1ec5685000
 5115 15:49:40.334361  # [   54.907916] FS:  00007ff3a23fd58[   63.747906] lkdtm: Zero detected: saturated
 5116 15:49:40.341076  0(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5117 15:49:40.347400  # [   54.916954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5118 15:49:40.354171  # [   54.923371] CR2: ffffffffffffffd6 CR3: 0000000104fc2006 CR4: 00000000003706e0
 5119 15:49:40.357568  # [   54.931341] Call Trace:
 5120 15:49:40.364266  # [   54.934070]  execute_location+0x48/0x56
 5121 15:49:40.367703  # [   54.938370]  direct_entry.cold+0x2c/0x38
 5122 15:49:40.370514  # [   54.942751]  full_proxy_write+0x56/0x80
 5123 15:49:40.377240  # [   54.947032]  vfs_write+0xea/0x390
 5124 15:49:40.380020  # [   54.950728]  ksys_write+0x68/0xe0
 5125 15:49:40.383339  # [   54.954427]  do_syscall_64+0x33/0x40
 5126 15:49:40.390323  # [   54.958423]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5127 15:49:40.393764  # [   54.964061] RIP: 0033:0x7ff3a2325f33
 5128 15:49:40.416521  # [   54.968049] 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
 5129 15:49:40.423364  # [   54.989024] RSP: 002b:00007fffb41ebfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5130 15:49:40.432956  # [   54.997481] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff3a2325f33
 5131 15:49:40.440045  # [   55.005449] RDX: 000000000000000a RSI: 00007ff3a2216000 RDI: 0000000000000001
 5132 15:49:40.449808  # [   55[   63.862674] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5133 15:49:40.459256  .013419] RBP: 00007ff3a2216000 R08: 00007ff3a2215010 R09: 000000[   63.871270] lkdtm: attempting bad refcount_inc() from saturated
 5134 15:49:40.462706  0000000000
 5135 15:49:40.472357  # [   55.021387] R10: 00007ff3a24201c0 R11: 00000000[   63.884110] ------------[ cut here ]------------
 5136 15:49:40.475913  00000246 R12: 0000000000000001
 5137 15:49:40.482035  # [   55.029372] R13: 0000000000[   63.895475] refcount_t: saturated; leaking memory.
 5138 15:49:40.488998  000001 R14: 0000000000020000 R15: 0000000000020000
 5139 15:49:40.498794  # [   55.037[   63.907072] WARNING: CPU: 0 PID: 2392 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5140 15:49:40.532159  345] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_s[   63.922607] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5141 15:49:40.548538  ensors_core industrialio_triggered_buffer kfifo_buf industrialio[   63.955273] CPU: 0 PID: 2392 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5142 15:49:40.558310   cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugf[   63.970053] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5143 15:49:40.571289  s cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_no[   63.983081] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5144 15:49:40.571800  tify
 5145 15:49:40.574693  # [   55.063805] CR2: 0000000000000000
 5146 15:49:40.597344  # [   55.073716] -[   63.995033] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 5147 15:49:40.600871  --[ end trace 0f2f4ca23f3d3d21 ]---
 5148 15:49:40.611064  # [   55.078862] RIP: 0010:[   64.022245] RSP: 0018:ffffb43f02d77e48 EFLAGS: 00010286
 5149 15:49:40.613783  lkdtm_BUG+0x5/0x10
 5150 15:49:40.624185  # [   55.083238] Code: 55 a5 ff 48 c7 c0 ea [   64.034330] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5151 15:49:40.640782  ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d[   64.048613] RDX: ffff9b1f3ac2c660 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 5152 15:49:40.653766  1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 [   64.062737] RBP: ffffffff992c036d R08: 0000000000000000 R09: 0000000000000000
 5153 15:49:40.656617  00 00 00 00 0f 1f 44 00 00 83 05 e0 13 70 02
 5154 15:49:40.666841  # [   55.104220] R[   64.077007] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5155 15:49:40.673552  SP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5156 15:49:40.682878  # [   55.110053] RAX[   64.091163] R13: ffffb43f02d77f10 R14: ffffb43f02d77f10 R15: ffff9b1ec4d8e000
 5157 15:49:40.689742  : ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5158 15:49:40.696478  [   64.105351] FS:  00007ffb06fd1580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5159 15:49:40.709477  # [   55.118021] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI[   64.120606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5160 15:49:40.712831  : ffffffff98ed9a70
 5161 15:49:40.722434  # [   55.125991] RBP: ffffffff9931b4b0 R08: [   64.133243] CR2: 00007ffb06dea000 CR3: 0000000104ea6001 CR4: 00000000003706f0
 5162 15:49:40.729407  0000000000000001 R09: 0000000000000001
 5163 15:49:40.732964  # [   55.133960] R10: 00[   64.147441] Call Trace:
 5164 15:49:40.739001  000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5165 15:49:40.746041  # [ [   64.156393]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 5166 15:49:40.755840    55.141929] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ff[   64.168056]  direct_entry.cold+0x2c/0x38
 5167 15:49:40.756391  ff9b1ec3e4a000
 5168 15:49:40.765493  # [   55.149898] FS:  00007ff3a23fd580(0000) GS:[   64.178661]  full_proxy_write+0x56/0x80
 5169 15:49:40.768928  ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5170 15:49:40.775406  # [   55.158936] [   64.189165]  vfs_write+0xea/0x390
 5171 15:49:40.781663  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5172 15:49:40.785122  # [   55.1653[   64.199063]  ksys_write+0x68/0xe0
 5173 15:49:40.795205  73] CR2: ffffffffffffffd6 CR3: 0000000104fc2006 CR4: 00000000003[   64.208990]  do_syscall_64+0x33/0x40
 5174 15:49:40.795670  706e0
 5175 15:49:40.798640  # EXEC_NULL: saw 'call trace:': ok
 5176 15:49:40.808164  ok 36 selftests: lkdt[   64.219197]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5177 15:49:40.808629  m: EXEC_NULL.sh
 5178 15:49:40.811594  # selftests: lkdtm: ACCESS_USERSPACE.sh
 5179 15:49:40.818400  # Kill[   64.231071] RIP: 0033:0x7ffb06ef9f33
 5180 15:49:40.818839  ed
 5181 15:49:40.844892  # [   55.244524] lkdtm: Performing direct entry ACCESS_USERS[   64.241273] 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
 5182 15:49:40.845409  PACE
 5183 15:49:40.860922  # [   55.254186] lkdtm: attempting bad read at 00007fdd4ed[   64.268468] RSP: 002b:00007ffc149d0ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5184 15:49:40.861410  06000
 5185 15:49:40.874241  # [   55.260325] BUG: unable to handle page fault for add[   64.283137] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007ffb06ef9f33
 5186 15:49:40.877608  ress: 00007fdd4ed06000
 5187 15:49:40.887351  # [   55.268034] #PF: supervisor read ac[   64.297331] RDX: 0000000000000017 RSI: 00007ffb06dea000 RDI: 0000000000000001
 5188 15:49:40.890701  cess in kernel mode
 5189 15:49:40.903728  # [   55.273773] #PF: error_code(0x0001) - [   64.311517] RBP: 00007ffb06dea000 R08: 00007ffb06de9010 R09: 0000000000000000
 5190 15:49:40.904191  permissions violation
 5191 15:49:40.917282  # [   55.279988] PGD 800000010542c067 P4D[   64.325694] R10: 00007ffb06ff41c0 R11: 0000000000000246 R12: 0000000000000001
 5192 15:49:40.923404   800000010542c067 PUD 10542e067 PMD 102911067 PTE 1083e7067
 5193 15:49:40.929749  # [[   64.339887] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5194 15:49:40.933082     55.289709] Oops: 0001 [#12] SMP PTI
 5195 15:49:40.940065  # [   55.299911] CPU: 2 [   64.354079] irq event stamp: 0
 5196 15:49:40.953241  PID: 1885 Comm: cat Tainted: G      D W         5.10.124-cip9 #1[   64.363709] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5197 15:49:40.953718  
 5198 15:49:40.969420  # [   55.308463] Hardware name: Google Rammus/Rammus, BIOS  09[   64.376925] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5199 15:49:40.969873  /04/2020
 5200 15:49:40.982579  # [   55.321487] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold[   64.392287] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5201 15:49:40.985864  +0x3d/0x9f
 5202 15:49:40.996168  # [   55.327709] Code: 2b 04 25 28 00 00 00 75 60 48[   64.407631] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5203 15:49:41.009092   83 c4 10 5d c3 48 89 ee 48 c7 c7 d0 11 2c 99 e8 90 9d fd ff 48 [   64.420870] ---[ end trace 0f2f4ca23f3d3d31 ]---
 5204 15:49:41.022016  c7 c7 f8 11 2c 99 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 77[   64.432227] lkdtm: Saturation detected: still saturated
 5205 15:49:41.025427   9d fd ff 48 89 ee 48 c7 c7 20 12 2c
 5206 15:49:41.028880  # [   55.348693] RSP: 0018:ffffb43f025b7e48 EFLAGS: 00010246
 5207 15:49:41.038520  # [   55.354527] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 5208 15:49:41.044888  # [   55.362498] RDX: 0000000000000000 RSI: ffff9b1f3ad1bf70 RDI: ffffffff992c11f8
 5209 15:49:41.055169  # [   55.370466] RBP: 00007fdd4ed06000 R08: 0000000000000000 R09: 0000000000000000
 5210 15:49:41.061347  # [   55.378435] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 5211 15:49:41.071433  # [   55.386426] R13: ffffb43f025b7f10 R14: ffffb43f025b7f10 R15: ffff9b1ec33df000
 5212 15:49:41.081387  # [   55.394397] FS:  00007fdd4ecd7580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 5213 15:49:41.088386  # [   55.403456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5214 15:49:41.094573  # [   55.409871] CR2: 00007fdd4ed06000 CR3: 00000001026b2006 CR4: 00000000003706e0
 5215 15:49:41.097978  # [   55.417840] Call Trace:
 5216 15:49:41.101475  # [   55.420569]  direct_entry.cold+0x2c/0x38
 5217 15:49:41.108049  # [   55.424950]  full_proxy_write+0x56/0x80
 5218 15:49:41.110840  # [   55.429231]  vfs_write+0xea/0x390
 5219 15:49:41.121189  # [   55.432920]  ksys_write+0[   64.532867] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5220 15:49:41.127438  [   64.544299] lkdtm: attempting bad refcount_dec() from saturated
 5221 15:49:41.130910  [   64.550924] ------------[ cut here ]------------
 5222 15:49:41.137453  [   64.556092] refcount_t: decrement hit 0; leaking memory.
 5223 15:49:41.147324  [   64.562061] WARNING: CPU: 3 PID: 2427 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5224 15:49:41.147521  x68/0xe0
 5225 15:49:41.153678  # [   55.436618]  do_syscall_64+0x33/0x40
 5226 15:49:41.180638  # [   55.44[   64.571401] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5227 15:49:41.190031  [   64.604037] CPU: 3 PID: 2427 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5228 15:49:41.196980  [   64.612622] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5229 15:49:41.203317  [   64.619431] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5230 15:49:41.222901  [   64.625174] Code: ff 48 c7 c7 10 be 25 99 c6 05 f6 1d 76 01 01 e8 d3 1b 93 00 0f 0b c3 48 c7 c7 e0 bd 25 99 c6 05 e1 1d 76 01 01 e8 bd 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5231 15:49:41.229943  [   64.646192] RSP: 0018:ffffb43f02e07e48 EFLAGS: 00010286
 5232 15:49:41.236220  [   64.652030] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5233 15:49:41.245826  [   64.660003] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 5234 15:49:41.252494  [   64.667977] RBP: ffffffff992c0384 R08: 0000000000000000 R09: 0000000000000000
 5235 15:49:41.259416  [   64.675952] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5236 15:49:41.269098  [   64.683924] R13: ffffb43f02e07f10 R14: ffffb43f02e07f10 R15: ffff9b1ec32ba000
 5237 15:49:41.279809  [   64.691899] FS:  00007f9567e1d580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5238 15:49:41.282391  [   64.700939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5239 15:49:41.291784  [   64.707381] CR2: 00007f9567c36000 CR3: 0000000103e76006 CR4: 00000000003706e0
 5240 15:49:41.295153  0606]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5241 15:49:41.302020  # [   55.446245[   64.715353] Call Trace:
 5242 15:49:41.302490  ] RIP: 0033:0x7fdd4ebfff33
 5243 15:49:41.311656  # [   55.450233] Code: 8b 15 61 ef 0[   64.724302]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b
 5244 15:49:41.321774  c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04[   64.735964]  direct_entry.cold+0x2c/0x38
 5245 15:49:41.328490  [   64.746559]  full_proxy_write+0x56/0x80
 5246 15:49:41.338168   25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 f[   64.750845]  vfs_write+0xea/0x390
 5247 15:49:41.341390  [   64.760762]  ksys_write+0x68/0xe0
 5248 15:49:41.344978  [   64.764463]  do_syscall_64+0x33/0x40
 5249 15:49:41.351853  [   64.768456]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5250 15:49:41.354722  [   64.774098] RIP: 0033:0x7f9567d45f33
 5251 15:49:41.374653  [   64.778089] 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
 5252 15:49:41.384763  [   64.799073] RSP: 002b:00007ffe4f434b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5253 15:49:41.390746  [   64.807536] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9567d45f33
 5254 15:49:41.401341  [   64.815539] RDX: 0000000000000017 RSI: 00007f9567c36000 RDI: 0000000000000001
 5255 15:49:41.407436  [   64.823509] RBP: 00007f9567c36000 R08: 00007f9567c35010 R09: 0000000000000000
 5256 15:49:41.416931  [   64.831481] R10: 00007f9567e401c0 R11: 0000000000000246 R12: 0000000000000001
 5257 15:49:41.423698  [   64.839443] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5258 15:49:41.427192  [   64.847420] irq event stamp: 0
 5259 15:49:41.434044  [   64.850827] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5260 15:49:41.443750  [   64.857831] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5261 15:49:41.453756  [   64.866970] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5262 15:49:41.460070  [   64.876106] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5263 15:49:41.463450  [   64.883098] ---[ end trace 0f2f4ca23f3d3d32 ]---
 5264 15:49:41.470222  [   64.888253] lkdtm: Saturation detected: still saturated
 5265 15:49:41.476546  f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5266 15:49:41.483145  # [   55.471216] RSP: 002b:00007ffd58b4d328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5267 15:49:41.492902  # [   55.479671] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdd4ebfff33
 5268 15:49:41.499004  # [   55.487640] RDX: 0000000000000011 RSI: 00007fdd4eaf0000 RDI: 0000000000000001
 5269 15:49:41.509322  # [   55.495609] RBP: 00007fdd4eaf0000 R08: 00007fdd4eaef010 R09: 0000000000000000
 5270 15:49:41.515609  # [   55.503577] R10: 00007fdd4ecfa1c0 R11: 0000000000000246 R12: 0000000000000001
 5271 15:49:41.525972  # [   55.511545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5272 15:49:41.552535  # [   55.519516] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5273 15:49:41.555246  # [   55.545968] CR2: 00007fdd4ed06000
 5274 15:49:41.562226  # [   55.555878] ---[ end trace 0f2f4ca23f3d3d22 ]---
 5275 15:49:41.571782  # [   55.561024] RIP: 0010:l[   64.986467] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5276 15:49:41.571921  kdtm_BUG+0x5/0x10
 5277 15:49:41.581557  # [   55.565413] Code: 55 a5 ff 48 c7 c0 ea f[   64.994160] lkdtm: attempting bad refcount_dec() from saturated
 5278 15:49:41.594867  f ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1[   65.006994] ------------[ cut here ]------------
 5279 15:49:41.602026  [   65.018379] refcount_t: saturated; leaking memory.
 5280 15:49:41.614617   cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0[   65.023743] WARNING: CPU: 1 PID: 2462 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5281 15:49:41.620841  0 00 00 00 0f 1f 44 00 00 83 05 e0 13 70 02
 5282 15:49:41.647604  # [   55.586428] RS[   65.039275] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5283 15:49:41.651157  P: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5284 15:49:41.664514  # [   55.592262] RAX:[   65.071916] CPU: 1 PID: 2462 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5285 15:49:41.670619   ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5286 15:49:41.677639  #[   65.086707] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5287 15:49:41.687206   [   55.600232] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI:[   65.099751] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5288 15:49:41.710255  [   65.111708] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 5289 15:49:41.710764   ffffffff98ed9a70
 5290 15:49:41.720009  # [   55.608200] RBP: ffffffff9931b4b0 R08: 0[   65.132713] RSP: 0018:ffffb43f02e97e48 EFLAGS: 00010286
 5291 15:49:41.730376  [   65.144757] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5292 15:49:41.733740  000000000000001 R09: 0000000000000001
 5293 15:49:41.743355  # [   55.616170] R10: 000[   65.152731] RDX: ffff9b1f3acac660 RSI: ffff9b1f3ac9bf70 RDI: ffff9b1f3ac9bf70
 5294 15:49:41.749631  [   65.166912] RBP: ffffffff992c039b R08: 0000000000000000 R09: 0000000000000000
 5295 15:49:41.759918  [   65.174882] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5296 15:49:41.766371  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5297 15:49:41.773141  # [  [   65.182854] R13: ffffb43f02e97f10 R14: ffffb43f02e97f10 R15: ffff9b1ec3e12000
 5298 15:49:41.783072  [   65.197036] FS:  00007f8128c55580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000
 5299 15:49:41.795983   55.624140] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: fff[   65.206077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5300 15:49:41.802538  [   65.218704] CR2: 00007f8128a6e000 CR3: 0000000104d9a003 CR4: 00000000003706e0
 5301 15:49:41.806111  f9b1ec3e4a000
 5302 15:49:41.812239  # [   55.632110] FS:  00007fdd4ecd7580(0000) GS:f[   65.226676] Call Trace:
 5303 15:49:41.815546  fff9b1f3ad00000(0000) knlGS:0000000000000000
 5304 15:49:41.822405  # [   55.641147] C[   65.235616]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60
 5305 15:49:41.829249  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5306 15:49:41.835217  # [   55.64756[   65.247279]  direct_entry.cold+0x2c/0x38
 5307 15:49:41.845297  4] CR2: 00007fdd4ed06000 CR3: 00000001026b2006 CR4: 000000000037[   65.257900]  full_proxy_write+0x56/0x80
 5308 15:49:41.845852  06e0
 5309 15:49:41.854714  # [   55.655535] BUG: sleeping function called from invali[   65.268423]  vfs_write+0xea/0x390
 5310 15:49:41.858211  d context at include/linux/percpu-rwsem.h:49
 5311 15:49:41.865015  # [   55.665446] i[   65.278337]  ksys_write+0x68/0xe0
 5312 15:49:41.874524  n_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1885, name[   65.288279]  do_syscall_64+0x33/0x40
 5313 15:49:41.881657  [   65.298485]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5314 15:49:41.881746  : cat
 5315 15:49:41.884214  # [   55.673903] INFO: lockdep is turned off.
 5316 15:49:41.890971  # [   55.6[   65.304154] RIP: 0033:0x7f8128b7df33
 5317 15:49:41.894396  78279] irq event stamp: 0
 5318 15:49:41.917530  # [   55.681684] hardirqs last  enabl[   65.314356] 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
 5319 15:49:41.920865  ed at (0): [<0000000000000000>] 0x0
 5320 15:49:41.934083  # [   55.688684] hardirqs l[   65.341554] RSP: 002b:00007ffc57844cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5321 15:49:41.940755  [   65.356225] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8128b7df33
 5322 15:49:41.954081  ast disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1[   65.364200] RDX: 0000000000000017 RSI: 00007f8128a6e000 RDI: 0000000000000001
 5323 15:49:41.964033  [   65.378380] RBP: 00007f8128a6e000 R08: 00007f8128a6d010 R09: 0000000000000000
 5324 15:49:41.964162  c80
 5325 15:49:41.976756  # [   55.697810] softirqs last  enabled at (0): [<ffffffff9[   65.386374] R10: 00007f8128c781c0 R11: 0000000000000246 R12: 0000000000000001
 5326 15:49:41.983578  [   65.400545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5327 15:49:41.987003  7af9f9c>] copy_process+0x63c/0x1c80
 5328 15:49:41.993199  # [   55.706943] softirqs l[   65.408521] irq event stamp: 0
 5329 15:49:42.000114  [   65.418143] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5330 15:49:42.006819  ast disabled at (0): [<0000000000000000>] 0x0
 5331 15:49:42.016551  # [   55.713942] [   65.425145] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5332 15:49:42.026162  [   65.440488] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5333 15:49:42.039628  CPU: 2 PID: 1885 Comm: cat Tainted: G      D W         5.10.124-[   65.449625] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5334 15:49:42.046082  [   65.462835] ---[ end trace 0f2f4ca23f3d3d33 ]---
 5335 15:49:42.049290  [   65.467991] lkdtm: Saturation detected: still saturated
 5336 15:49:42.052870  cip9 #1
 5337 15:49:42.059053  # [   55.722495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5338 15:49:42.062344  # [   55.729299] Call Trace:
 5339 15:49:42.065714  # [   55.732026]  dump_stack+0x77/0x97
 5340 15:49:42.069328  # [   55.735733]  ___might_sleep.cold+0xa6/0xb6
 5341 15:49:42.072874  # [   55.740306]  exit_signals+0x1c/0x2d0
 5342 15:49:42.078992  # [   55.744295]  do_exit+0xd5/0xb00
 5343 15:49:42.082250  # [   55.747797]  ? ksys_write+0x68/0xe0
 5344 15:49:42.085847  # [   55.751688]  rewind_stack_do_exit+0x17/0x20
 5345 15:49:42.091974  # [   55.756373] RIP: 0033:0x7fdd4ebfff33
 5346 15:49:42.111708  # [   55.760372] 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
 5347 15:49:42.120972  # [   55.781372] RSP: 002b:00007ffd58b4d328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5348 15:49:42.128015  # [   55.789828] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdd4ebfff33
 5349 15:49:42.137370  # [   55.797798] RDX: 0000000000000011 RSI: 00007fdd4eaf0000 RDI: 0000000000000001
 5350 15:49:42.144331  # [   55.805765] RBP: 00007fdd4eaf0000 R08: 00007fdd4eaef010 R09: 0000000000000000
 5351 15:49:42.157494  # [   55.813734] R10: 00007fdd4ecfa1c0 R11: 00000[   65.573243] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5352 15:49:42.163600  [   65.581094] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5353 15:49:42.170423  [   65.588591] ------------[ cut here ]------------
 5354 15:49:42.173799  00000000246 R12: 0000000000000001
 5355 15:49:42.180123  # [   55.821703] R13: 0000000[   65.593756] refcount_t: saturated; leaking memory.
 5356 15:49:42.187200  000000001 R14: 0000000000020000 R15: 0000000000020000
 5357 15:49:42.196630  # ACCESS_[   65.605331] WARNING: CPU: 3 PID: 2494 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5358 15:49:42.223345  [   65.620866] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5359 15:49:42.226863  USERSPACE: saw 'call trace:': ok
 5360 15:49:42.240032  ok 37 selftests: lkdtm: ACCESS[   65.647319] CPU: 3 PID: 2494 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5361 15:49:42.246068  [   65.662090] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5362 15:49:42.246297  _USERSPACE.sh
 5363 15:49:42.249525  # selftests: lkdtm: ACCESS_NULL.sh
 5364 15:49:42.249733  # Killed
 5365 15:49:42.256538  # [[   65.668924] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5366 15:49:42.279253  [   65.680866] Code: 05 5a 1e 76 01 01 e8 34 1c 93 00 0f 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d 1e 76 01 01 e8 15 1c 93 00 <0f> 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b
 5367 15:49:42.282564  [   65.701850] RSP: 0018:ffffb43f02f2fe38 EFLAGS: 00010282
 5368 15:49:42.292963  [   65.707685] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5369 15:49:42.299367  [   65.715655] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 5370 15:49:42.309328  [   65.723625] RBP: ffffffff992bffc8 R08: 0000000000000000 R09: 0000000000000000
 5371 15:49:42.315569  [   65.731594] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5372 15:49:42.325906  [   65.739558] R13: ffffb43f02f2ff10 R14: ffffb43f02f2ff10 R15: ffff9b1ec4be3000
 5373 15:49:42.332568  [   65.747531] FS:  00007f3419e54580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5374 15:49:42.338724  [   65.756568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5375 15:49:42.348950  [   65.762985] CR2: 00007f3419c6d000 CR3: 00000001027ec002 CR4: 00000000003706e0
 5376 15:49:42.349512  [   65.770956] Call Trace:
 5377 15:49:42.355710  [   65.773685]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5378 15:49:42.362074  [   65.779812]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72
 5379 15:49:42.368731  [   65.786132]  direct_entry.cold+0x2c/0x38
 5380 15:49:42.372069  [   65.790512]  full_proxy_write+0x56/0x80
 5381 15:49:42.375235  [   65.794795]  vfs_write+0xea/0x390
 5382 15:49:42.378811  [   65.798493]  ksys_write+0x68/0xe0
 5383 15:49:42.381350  [   65.802192]  do_syscall_64+0x33/0x40
 5384 15:49:42.388554  [   65.806184]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5385 15:49:42.391687  [   65.811825] RIP: 0033:0x7f3419d7cf33
 5386 15:49:42.414341  [   65.815813] 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
 5387 15:49:42.421130  [   65.836796] RSP: 002b:00007ffcc7a9ef18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5388 15:49:42.431318  [   65.845254] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3419d7cf33
 5389 15:49:42.437316  [   65.853225] RDX: 0000000000000020 RSI: 00007f3419c6d000 RDI: 0000000000000001
 5390 15:49:42.444300  [   65.861196] RBP: 00007f3419c6d000 R08: 00007f3419c6c010 R09: 0000000000000000
 5391 15:49:42.451044     55.980928] lkdtm: Performing direct entry ACCESS_NULL
 5392 15:49:42.460508  # [   [   65.869168] R10: 00007f3419e771c0 R11: 0000000000000246 R12: 0000000000000001
 5393 15:49:42.467459  [   65.883357] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5394 15:49:42.473767  55.990892] lkdtm: attempting bad read at 0000000000000000
 5395 15:49:42.477057  # [  [   65.891332] irq event stamp: 0
 5396 15:49:42.483627  [   65.900947] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5397 15:49:42.493341  [   65.907949] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5398 15:49:42.503190  [   65.917085] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5399 15:49:42.510008  [   65.926220] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5400 15:49:42.513385  [   65.933211] ---[ end trace 0f2f4ca23f3d3d34 ]---
 5401 15:49:42.520029  [   65.938375] lkdtm: Saturation detected: still saturated
 5402 15:49:42.527271   56.003268] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5403 15:49:42.533233  # [   56.017214] #PF: supervisor read access in kernel mode
 5404 15:49:42.539916  # [   56.022951] #PF: error_code(0x0000) - not-present page
 5405 15:49:42.542770  # [   56.028686] PGD 0 P4D 0 
 5406 15:49:42.546163  # [   56.031510] Oops: 0000 [#13] SMP PTI
 5407 15:49:42.556222  # [   56.035499] CPU: 0 PID: 1920 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5408 15:49:42.563184  # [   56.044044] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5409 15:49:42.569439  # [   56.050853] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5410 15:49:42.589328  # [   56.056110] Code: 34 9d fd ff be 00 10 00 00 48 89 ef e8 8b bb 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 11 2c 99 e8 0e 9d fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 11 2c 99 48 01
 5411 15:49:42.595954  # [   56.077085] RSP: 0018:ffffb43f02657e58 EFLAGS: 00010246
 5412 15:49:42.602209  # [   56.082920] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5413 15:49:42.612336  # [   56.090891] RDX: 0000000000000000 RSI: ffff9b1f3ac1bf70 RDI: ffff9b1f3ac1bf70
 5414 15:49:42.622347  # [   56.098860] RBP:[   66.034570] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5415 15:49:42.629086  [   66.045161] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5416 15:49:42.635820  [   66.052657] ------------[ cut here ]------------
 5417 15:49:42.638485  [   66.057820] refcount_t: saturated; leaking memory.
 5418 15:49:42.648585  [   66.063196] WARNING: CPU: 3 PID: 2526 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5419 15:49:42.655263   ffffffff992c02c1 R08: 0000000000000000 R09: 0000000000000000
 5420 15:49:42.681197  #[   66.072533] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5421 15:49:42.691516  [   66.105163] CPU: 3 PID: 2526 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5422 15:49:42.698257  [   66.113716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5423 15:49:42.701015  [   66.120523] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5424 15:49:42.724522  [   66.126261] Code: 05 5a 1e 76 01 01 e8 34 1c 93 00 0f 0b c3 80 3d 4d 1e 76 01 00 75 b4 48 c7 c7 60 bd 25 99 c6 05 3d 1e 76 01 01 e8 15 1c 93 00 <0f> 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b
 5425 15:49:42.730623  [   66.147246] RSP: 0018:ffffb43f02fb7e38 EFLAGS: 00010282
 5426 15:49:42.744368   [   56.106830] R10: 00000000ffffe000 R11: 3fffffffffffffff R12:[   66.153086] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5427 15:49:42.744889   000000000000000c
 5428 15:49:42.757567  # [   56.114800] R13: ffffb43f02657f10 R14: f[   66.167273] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 5429 15:49:42.767381  [   66.181461] RBP: ffffffff992bffe8 R08: 0000000000000000 R09: 0000000000000000
 5430 15:49:42.774119  [   66.189456] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5431 15:49:42.783340  [   66.197426] R13: ffffb43f02fb7f10 R14: ffffb43f02fb7f10 R15: ffff9b1ec2785000
 5432 15:49:42.790254  [   66.205419] FS:  00007f9afb7b4580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5433 15:49:42.796848  [   66.214483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5434 15:49:42.800240  fffb43f02657f10 R15: ffff9b1ec3119000
 5435 15:49:42.812963  # [   56.122771] FS:  000[   66.220912] CR2: 00007f9afb5cd000 CR3: 000000010127a003 CR4: 00000000003706e0
 5436 15:49:42.813076  [   66.235090] Call Trace:
 5437 15:49:42.819288  [   66.237822]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5438 15:49:42.825926  [   66.243981]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72
 5439 15:49:42.832338  [   66.250328]  direct_entry.cold+0x2c/0x38
 5440 15:49:42.835975  [   66.254709]  full_proxy_write+0x56/0x80
 5441 15:49:42.839378  [   66.258992]  vfs_write+0xea/0x390
 5442 15:49:42.842221  [   66.262717]  ksys_write+0x68/0xe0
 5443 15:49:42.845597  [   66.266420]  do_syscall_64+0x33/0x40
 5444 15:49:42.852586  [   66.270425]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5445 15:49:42.856045  [   66.276057] RIP: 0033:0x7f9afb6dcf33
 5446 15:49:42.879115  [   66.280048] 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
 5447 15:49:42.885488  [   66.301032] RSP: 002b:00007ffca2ae3048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5448 15:49:42.895918  [   66.309490] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f9afb6dcf33
 5449 15:49:42.901902  [   66.317461] RDX: 0000000000000020 RSI: 00007f9afb5cd000 RDI: 0000000000000001
 5450 15:49:42.908867  [   66.325432] RBP: 00007f9afb5cd000 R08: 00007f9afb5cc010 R09: 0000000000000000
 5451 15:49:42.918389  [   66.333420] R10: 00007f9afb7d71c0 R11: 0000000000000246 R12: 0000000000000001
 5452 15:49:42.925177  [   66.341385] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5453 15:49:42.934674  07f9485660580(0000) GS:ffff9b1f3ac00000(0000) knlGS:000000000000[   66.349380] irq event stamp: 0
 5454 15:49:42.941430  [   66.359002] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5455 15:49:42.951151  [   66.366005] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5456 15:49:42.961538  [   66.375143] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5457 15:49:42.967634  [   66.384279] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5458 15:49:42.974490  [   66.391281] ---[ end trace 0f2f4ca23f3d3d35 ]---
 5459 15:49:42.977872  [   66.396436] lkdtm: Saturation detected: still saturated
 5460 15:49:42.980588  0000
 5461 15:49:42.987533  # [   56.131800] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5462 15:49:42.994362  # [   56.138216] CR2: 0000000000000000 CR3: 0000000105c4c002 CR4: 00000000003706f0
 5463 15:49:42.997639  # [   56.146185] Call Trace:
 5464 15:49:43.000854  # [   56.148913]  direct_entry.cold+0x2c/0x38
 5465 15:49:43.007213  # [   56.153298]  full_proxy_write+0x56/0x80
 5466 15:49:43.010739  # [   56.157584]  vfs_write+0xea/0x390
 5467 15:49:43.014101  # [   56.161273]  ksys_write+0x68/0xe0
 5468 15:49:43.017355  # [   56.164971]  do_syscall_64+0x33/0x40
 5469 15:49:43.023955  # [   56.168953]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5470 15:49:43.027193  # [   56.174594] RIP: 0033:0x7f9485588f33
 5471 15:49:43.050239  # [   56.178583] 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
 5472 15:49:43.056427  # [   56.199567] RSP: 002b:00007ffd49700d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5473 15:49:43.066730  # [   56.208024] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f9485588f33
 5474 15:49:43.073507  # [   56.215995] RDX: 000000000000000c RSI: 00007f9485479000 RDI: 0000000000000001
 5475 15:49:43.086641  # [   56.223964] RBP: 00007f9485479000 R08[   66.496245] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5476 15:49:43.092769  [   66.509453] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5477 15:49:43.099614  [   66.516965] ------------[ cut here ]------------
 5478 15:49:43.102920  : 00007f9485478010 R09: 0000000000000000
 5479 15:49:43.109121  # [   56.231935] R10: [   66.522135] refcount_t: underflow; use-after-free.
 5480 15:49:43.115964  00007f94856831c0 R11: 0000000000000246 R12: 0000000000000001
 5481 15:49:43.125983  # [   66.533713] WARNING: CPU: 2 PID: 2561 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5482 15:49:43.159115  [   56.239904] R13: 0000000000000001 R14: 0000000000020000 R15: [   66.549251] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5483 15:49:43.165697  [   66.581883] CPU: 2 PID: 2561 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5484 15:49:43.175084  [   66.590466] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5485 15:49:43.178379  [   66.597308] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5486 15:49:43.181648  0000000000020000
 5487 15:49:43.208135  # [   56.247878] Modules linked in: fuse ip_ta[   66.603074] Code: 05 3d 1e 76 01 01 e8 15 1c 93 00 0f 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b 1e 76 01 01 e8 f6 1b 93 00 <0f> 0b c3 80 3d 0a 1e 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 be 25
 5488 15:49:43.211909  [   66.630264] RSP: 0018:ffffb43f03027e40 EFLAGS: 00010286
 5489 15:49:43.221827  [   66.636102] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 5490 15:49:43.228041  [   66.644074] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 5491 15:49:43.238230  [   66.652044] RBP: ffffffff992c0008 R08: 0000000000000000 R09: 0000000000000000
 5492 15:49:43.244464  [   66.660018] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5493 15:49:43.251356  [   66.667991] R13: ffffb43f03027f10 R14: ffffb43f03027f10 R15: ffff9b1ec378e000
 5494 15:49:43.260909  [   66.675965] FS:  00007f69b64f7580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 5495 15:49:43.267861  [   66.685006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5496 15:49:43.277384  [   66.691432] CR2: 00007f69b6310000 CR3: 0000000105686001 CR4: 00000000003706e0
 5497 15:49:43.277887  [   66.699398] Call Trace:
 5498 15:49:43.284149  [   66.702130]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5499 15:49:43.290704  [   66.708291]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72
 5500 15:49:43.294293  [   66.714643]  direct_entry.cold+0x2c/0x38
 5501 15:49:43.300505  [   66.719026]  full_proxy_write+0x56/0x80
 5502 15:49:43.303968  [   66.723342]  vfs_write+0xea/0x390
 5503 15:49:43.307578  [   66.727065]  ksys_write+0x68/0xe0
 5504 15:49:43.310731  [   66.730797]  do_syscall_64+0x33/0x40
 5505 15:49:43.316934  [   66.734792]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5506 15:49:43.320250  [   66.740463] RIP: 0033:0x7f69b641ff33
 5507 15:49:43.343252  [   66.744457] 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
 5508 15:49:43.350279  [   66.765445] RSP: 002b:00007ffd6313c118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5509 15:49:43.359979  [   66.773903] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f69b641ff33
 5510 15:49:43.366466  [   66.781877] RDX: 0000000000000020 RSI: 00007f69b6310000 RDI: 0000000000000001
 5511 15:49:43.373164  [   66.789848] RBP: 00007f69b6310000 R08: 00007f69b630f010 R09: 0000000000000000
 5512 15:49:43.383188  [   66.797821] R10: 00007f69b651a1c0 R11: 0000000000000246 R12: 0000000000000001
 5513 15:49:43.389340  [   66.805794] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5514 15:49:43.399572  bles cros_ec_sensors cros_ec_sensors_core industrialio_triggered[   66.813772] irq event stamp: 0
 5515 15:49:43.405842  [   66.823392] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5516 15:49:43.422926  _buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightba[   66.830395] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5517 15:49:43.432269  [   66.845746] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5518 15:49:43.439119  [   66.854913] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5519 15:49:43.442525  [   66.861915] ---[ end trace 0f2f4ca23f3d3d36 ]---
 5520 15:49:43.448823  [   66.867071] lkdtm: Saturation detected: still saturated
 5521 15:49:43.458951  r cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5522 15:49:43.462379  # [   56.274321] CR2: 0000000000000000
 5523 15:49:43.468549  # [   56.278018] ---[ end trace 0f2f4ca23f3d3d23 ]---
 5524 15:49:43.471931  # [   56.283174] RIP: 0010:lkdtm_BUG+0x5/0x10
 5525 15:49:43.495082  # [   56.287550] Code: 55 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 13 70 02
 5526 15:49:43.501843  # [   56.308535] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5527 15:49:43.508053  # [   56.314369] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5528 15:49:43.518389  # [   56.322340] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 5529 15:49:43.524437  # [   56.330303] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 5530 15:49:43.534595  # [   56.338264] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5531 15:49:43.544280  # [   56.346233] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 5532 15:49:43.554027  # [   56.354204] FS:  00007f9485660580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5533 15:49:43.560710  # [   56.363234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5534 15:49:43.567646  # [   56.369650] CR2: 0000000000000000 CR3: 0000000105c4c002 CR4: 00000000003706f0
 5535 15:49:43.571052  # ACCESS_NULL: saw 'call trace:': ok
 5536 15:49:43.577291  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5537 15:49:43.580714  # selftests: lkdtm: WRITE_RO.sh
 5538 15:49:43.581174  # Killed
 5539 15:49:43.587518  # [   56.474000] lkdtm: Performing direct entry WRITE_RO
 5540 15:49:43.593782  # [   56.482641] lkdtm: attempting bad rodata write at ffffffff98ed9ef0
 5541 15:49:43.600635  # [   56.495778] BUG: unable to handle page fault for address: ffffffff98ed9ef0
 5542 15:49:43.606870  # [   56.509653] #PF: supervisor write access in kernel mode
 5543 15:49:43.613062  # [   56.515477] #PF: error_code(0x0003) - permissions violation
 5544 15:49:43.623062  # [   56.521700] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 80000001138000e1 
 5545 15:49:43.626415  # [   56.529477] Oops: 0003 [#14] SMP PTI
 5546 15:49:43.636723  # [   56.533466] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5547 15:49:43.642653  # [   56.542010] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5548 15:49:43.649453  # [   56.548817] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5549 15:49:43.669607  # [   56.553782] Code: 00 48 c7 c7 b0 10 2c 99 48 c7 c6 f0 9e ed 98 e8 b0 9f fd ff 48 8b 05 2d 11 5e 00 ba 34 12 cd ab 48 c7 c7 e0 10 2c 99 48 31 d0 <48> 89 05 17 11 5e 00 e9 8e 9f fd ff 0f 1f 44 00 00 48 8b 05 3e 35
 5550 15:49:43.675923  # [   56.574767] RSP: 0018:ffffb43f026f7e60 EFLAGS: 00010202
 5551 15:49:43.685463  # [   56.580592] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5552 15:49:43.692314  # [   56.588561] RDX: 00000000abcd1234 RSI: ffff9b1f3ac1bf70 RDI: ffffffff992c10e0
 5553 15:49:43.702076  # [   56.596529] RBP: ffffffff992c02cd R08: 0000000000000000 R09: 0000000000000000
 5554 15:49:43.708818  # [   56.604499] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5555 15:49:43.718398  # [   56.612469] R13: ffffb43f026f7f10 R14: ffffb43f026f7f10 R15: ffff9b1ec333f000
 5556 15:49:43.727903  # [   56.620439] FS:  00007f26829c9580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5557 15:49:43.734754  # [   56.629479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5558 15:49:43.744264  # [   56.635896] CR2: ffffffff98ed9ef0 CR3: 000000010264a003 CR4: 00000000003706f0
 5559 15:49:43.747734  # [   56.643867] Call Trace:
 5560 15:49:43.751234  # [   56.646593]  direct_entry.cold+0x2c/0x38
 5561 15:49:43.754659  # [   56.650965]  full_proxy_write+0x56/0x80
 5562 15:49:43.760874  # [   56.655251]  vfs_write+0xea/0x390
 5563 15:49:43.764361  # [   56.658947]  ksys_write+0x68/0xe0
 5564 15:49:43.767890  # [   56.662645]  do_syscall_64+0x33/0x40
 5565 15:49:43.774199  # [   56.666634]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5566 15:49:43.777543  # [   56.672274] RIP: 0033:0x7f26828f1f33
 5567 15:49:43.800806  # [   56.676253] 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
 5568 15:49:43.811159  # [   56.697236] RSP: 002b:00007ffd635f1658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5569 15:49:43.817648  # [   56.705683] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f26828f1f33
 5570 15:49:43.827103  # [   56.713652] RDX: 0000000000000009 RSI: 00007f26827e2000 RDI: 0000000000000001
 5571 15:49:43.834096  # [   56.721621] RBP: 00007f26827e2000 R08: 00007f26827e1010 R09: 0000000000000000
 5572 15:49:43.843591  # [   56.729592] R10: 00007f26829ec1c0 R11: 0000000000000246 R12: 0000000000000001
 5573 15:49:43.852744  # [   56.737562] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5574 15:49:43.879082  # [   56.745532] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5575 15:49:43.882560  # [   56.771971] CR2: ffffffff98ed9ef0
 5576 15:49:43.889299  # [   56.775668] ---[ end trace 0f2f4ca23f3d3d24 ]---
 5577 15:49:43.892769  # [   56.780822] RIP: 0010:lkdtm_BUG+0x5/0x10
 5578 15:49:43.915532  # [   56.785197] Code: 55 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 13 70 02
 5579 15:49:43.922429  # [   56.806180] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5580 15:49:43.928503  # [   56.812011] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5581 15:49:43.938635  # [   56.819979] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 5582 15:49:43.945270  # [   56.827947] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 5583 15:49:43.954743  # [   56.835914] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5584 15:49:43.961625  # [   56.843884] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 5585 15:49:43.971960  # [   56.851853] FS:  00007f26829c9580(0000) GS:ffff9b1f3ac00000(0000) knlGS:0000000000000000
 5586 15:49:43.978065  # [   56.860892] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5587 15:49:43.984806  # [   56.867306] CR2: ffffffff98ed9ef0 CR3: 000000010264a003 CR4: 00000000003706f0
 5588 15:49:43.998102  # [   56.875275] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5589 15:49:44.008042  # [   56.885186] in_atom[   67.419930] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5590 15:49:44.014684  [   67.430106] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5591 15:49:44.017410  [   67.437610] ------------[ cut here ]------------
 5592 15:49:44.024107  [   67.442767] refcount_t: underflow; use-after-free.
 5593 15:49:44.033919  [   67.448150] WARNING: CPU: 2 PID: 2596 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5594 15:49:44.067212  ic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1955, name: cat[   67.457488] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5595 15:49:44.074079  [   67.490124] CPU: 2 PID: 2596 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5596 15:49:44.080941  [   67.498680] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5597 15:49:44.087086  [   67.505489] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5598 15:49:44.110545  [   67.511227] Code: 05 3d 1e 76 01 01 e8 15 1c 93 00 0f 0b c3 80 3d 2b 1e 76 01 00 75 95 48 c7 c7 b8 bd 25 99 c6 05 1b 1e 76 01 01 e8 f6 1b 93 00 <0f> 0b c3 80 3d 0a 1e 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 be 25
 5599 15:49:44.113994  [   67.532210] RSP: 0018:ffffb43f030b7e40 EFLAGS: 00010286
 5600 15:49:44.123710  [   67.538049] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 5601 15:49:44.129755  [   67.546021] RDX: ffff9b1f3ad2c660 RSI: ffff9b1f3ad1bf70 RDI: ffff9b1f3ad1bf70
 5602 15:49:44.140066  [   67.553994] RBP: ffffffff992c0028 R08: 0000000000000000 R09: 0000000000000000
 5603 15:49:44.146395  [   67.561965] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5604 15:49:44.153288  [   67.569936] R13: ffffb43f030b7f10 R14: ffffb43f030b7f10 R15: ffff9b1ec4be3000
 5605 15:49:44.163354  [   67.577907] FS:  00007f408233f580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 5606 15:49:44.169566  [   67.586945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5607 15:49:44.179204  [   67.593379] CR2: 00007f4082158000 CR3: 00000001032d0002 CR4: 00000000003706e0
 5608 15:49:44.182696  # [   56.893640] INFO: lockdep is turned off.
 5609 15:49:44.185972  # [   56.898015][   67.601350] Call Trace:
 5610 15:49:44.192835  [   67.610292]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5611 15:49:44.199137  [   67.616445]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72
 5612 15:49:44.202639  [   67.622769]  direct_entry.cold+0x2c/0x38
 5613 15:49:44.208907  [   67.627174]  full_proxy_write+0x56/0x80
 5614 15:49:44.212304  [   67.631482]  vfs_write+0xea/0x390
 5615 15:49:44.215712  [   67.635182]  ksys_write+0x68/0xe0
 5616 15:49:44.219172  [   67.638883]  do_syscall_64+0x33/0x40
 5617 15:49:44.225413  [   67.642899]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5618 15:49:44.228870  [   67.648542] RIP: 0033:0x7f4082267f33
 5619 15:49:44.248363  [   67.652556] 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
 5620 15:49:44.258672  [   67.673540] RSP: 002b:00007ffca49bf818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5621 15:49:44.265198  [   67.681999] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f4082267f33
 5622 15:49:44.274772  [   67.689971] RDX: 0000000000000020 RSI: 00007f4082158000 RDI: 0000000000000001
 5623 15:49:44.281540  [   67.697944] RBP: 00007f4082158000 R08: 00007f4082157010 R09: 0000000000000000
 5624 15:49:44.284399   irq event stamp: 0
 5625 15:49:44.297867  # [   56.901422] hardirqs last  enabled at [   67.705915] R10: 00007f40823621c0 R11: 0000000000000246 R12: 0000000000000001
 5626 15:49:44.304699  [   67.720101] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5627 15:49:44.308078  (0): [<0000000000000000>] 0x0
 5628 15:49:44.314275  # [   56.908429] hardirqs last di[   67.728079] irq event stamp: 0
 5629 15:49:44.321050  [   67.737698] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5630 15:49:44.330870  [   67.744732] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5631 15:49:44.340803  [   67.753903] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5632 15:49:44.347404  [   67.763070] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5633 15:49:44.350689  [   67.770077] ---[ end trace 0f2f4ca23f3d3d37 ]---
 5634 15:49:44.356873  sabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5635 15:49:44.363743  #[   67.775254] lkdtm: Saturation detected: still saturated
 5636 15:49:44.373378   [   56.917554] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5637 15:49:44.379978  # [   56.926688] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5638 15:49:44.390192  # [   56.933686] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5639 15:49:44.396286  # [   56.942237] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5640 15:49:44.399889  # [   56.949040] Call Trace:
 5641 15:49:44.403130  # [   56.951767]  dump_stack+0x77/0x97
 5642 15:49:44.406548  # [   56.955464]  ___might_sleep.cold+0xa6/0xb6
 5643 15:49:44.412937  # [   56.960026]  exit_signals+0x1c/0x2d0
 5644 15:49:44.416363  # [   56.964013]  do_exit+0xd5/0xb00
 5645 15:49:44.419823  # [   56.967516]  ? ksys_write+0x68/0xe0
 5646 15:49:44.423181  # [   56.971408]  rewind_stack_do_exit+0x17/0x20
 5647 15:49:44.429906  # [   56.976095] RIP: 0033:0x7f26828f1f33
 5648 15:49:44.449787  # [   56.980081] 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
 5649 15:49:44.459167  # [   57.001062] RSP: 002b:00007ffd635f1658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5650 15:49:44.466044  # [   57.009517] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f26828f1f33
 5651 15:49:44.475802  # [   57.017485] RDX: 0000000000000009 RSI: 00007f26827e2000 RDI: 0000000000000001
 5652 15:49:44.482442  # [   57.025453] RBP: 00007f26827e2000 R08: 00007f26827e1010 R09: 0000000000000000
 5653 15:49:44.492603  # [   57.033423] R10: 00007f26829ec1c0 R11: 0000000000000246 R12: 0000000000000001
 5654 15:49:44.499304  # [   57.041392] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5655 15:49:44.501889  # WRITE_RO: saw 'call trace:': ok
 5656 15:49:44.505469  ok 39 selftests: lkdtm: WRITE_RO.sh
 5657 15:49:44.509027  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5658 15:49:44.511895  # Killed
 5659 15:49:44.518724  # [   57.223869] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 5660 15:49:44.525498  # [   57.236138] lkdtm: attempting bad ro_after_init write at ffffffff9933c328
 5661 15:49:44.535184  # [   57.243755] BUG: unable to handle page fault for address: ffffffff9933c328
 5662 15:49:44.538646  # [   57.251436] #PF: supervisor write access in kernel mode
 5663 15:49:44.545336  # [   57.257271] #PF: error_code(0x0003) - permissions violation
 5664 15:49:44.554754  # [   57.263493] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 100054063 PTE 8000000113d3c061
 5665 15:49:44.558222  # [   57.272537] Oops: 0003 [#15] SMP PTI
 5666 15:49:44.568340  # [   57.276526] CPU: 3 PID: 1990 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5667 15:49:44.574671  # [   57.285077] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5668 15:49:44.581558  # [   57.291884] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 5669 15:49:44.594451  # [   57.297912] Code: 11 2c 99 e9 62 9f fd ff 48 c7 c7 38 11 2[   68.010545] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5670 15:49:44.607931  c 99 e8 56 9f fd ff 48 8b 05 0b 35 a4 00 ba 34 12 cd ab 48 c7 c7[   68.017826] lkdtm: attempting good copy_to_user of correct size
 5671 15:49:44.620829   e0 10 2c 99 48 31 d0 <48> 89 05 f5 34 a4 00 e9 34 9f fd ff 0f 1[   68.030662] lkdtm: attempting bad copy_to_user of too large size
 5672 15:49:44.624330  f 44 00 00 41 54 48 c7 c7
 5673 15:49:44.627025  # [   57.318888] RSP: 0018:ffffb43f0276fe60 EFLAGS: 00010202
 5674 15:49:44.637344  # [   57.324720] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 5675 15:49:44.643921  # [   57.332690] RDX: 00000000abcd1234 RSI: ffff9b1f3ad9bf70 RDI: ffffffff992c10e0
 5676 15:49:44.653420  # [   57.340658] RBP: ffffffff992c02d6 R08: 0000000000000000 R09: 0000000000000000
 5677 15:49:44.660156  # [   57.348628] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 5678 15:49:44.670502  # [   57.356596] R13: ffffb43f0276ff10 R14: ffffb43f0276ff10 R15: ffff9b1ec29b7000
 5679 15:49:44.680221  # [   57.364569] FS:  00007f4416796580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5680 15:49:44.686854  # [   57.373607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5681 15:49:44.693084  # [   57.380022] CR2: ffffffff9933c328 CR3: 0000000104e70002 CR4: 00000000003706e0
 5682 15:49:44.696459  # [   57.387991] Call Trace:
 5683 15:49:44.699812  # [   57.390718]  direct_entry.cold+0x2c/0x38
 5684 15:49:44.706537  # [   57.395099]  full_proxy_write+0x56/0x80
 5685 15:49:44.710033  # [   57.399381]  vfs_write+0xea/0x390
 5686 15:49:44.713420  # [   57.403077]  ksys_write+0x68/0xe0
 5687 15:49:44.716848  # [   57.406774]  do_syscall_64+0x33/0x40
 5688 15:49:44.722972  # [   57.410756]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5689 15:49:44.726457  # [   57.416396] RIP: 0033:0x7f44166bef33
 5690 15:49:44.749297  # [   57.420420] 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
 5691 15:49:44.756006  # [   57.441403] RSP: 002b:00007ffd7e526c48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5692 15:49:44.765876  # [   57.449902] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f44166bef33
 5693 15:49:44.772175  # [   57.457872] RDX: 0000000000000014 RSI: 00007f44165af000 RDI: 0000000000000001
 5694 15:49:44.782777  # [   57.465842] RBP[   68.196093] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5695 15:49:44.788877  : 00007f44165af000 R08: 00007f44165ae010 R09: 0000000000000000
 5696 15:49:44.795900  [   68.205888] lkdtm: attempting good copy_from_user of correct size
 5697 15:49:44.808858  # [   57.473811] R10: 00007f44167b91c0 R11: 0000000000000246 R12[   68.218933] lkdtm: attempting bad copy_from_user of too large size
 5698 15:49:44.812351  : 0000000000000001
 5699 15:49:44.818635  # [   57.481780] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5700 15:49:44.844842  # [   57.489750] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5701 15:49:44.848121  # [   57.516205] CR2: ffffffff9933c328
 5702 15:49:44.855035  # [   57.526115] ---[ end trace 0f2f4ca23f3d3d25 ]---
 5703 15:49:44.858617  # [   57.531271] RIP: 0010:lkdtm_BUG+0x5/0x10
 5704 15:49:44.881055  # [   57.535646] Code: 55 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 13 70 02
 5705 15:49:44.884444  # [   57.556631] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5706 15:49:44.894670  # [   57.562464] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5707 15:49:44.901476  # [   57.570434] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 5708 15:49:44.911027  # [   57.578420] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 0000000000000001
 5709 15:49:44.917937  # [   57.586389] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5710 15:49:44.927519  # [   57.594374] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 5711 15:49:44.937817  # [   57.602343] FS:  00007f4416796580(0000) GS:ffff9b1f3ad80000(0000) knlGS:0000000000000000
 5712 15:49:44.947497  # [   57.611422] CS:  0010 DS[   68.356703] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5713 15:49:44.950976  : 0000 ES: 0000 CR0: 0000000080050033
 5714 15:49:44.960347  # [   57.617836] CR2: fff[   68.369798] lkdtm: attempting good copy_to_user inside whitelist
 5715 15:49:44.963825  fffff9933c328 CR3: 0000000104e70002 CR4: 00000000003706e0
 5716 15:49:44.973532  # WRI[   68.382717] lkdtm: attempting bad copy_to_user outside whitelist
 5717 15:49:44.976942  TE_RO_AFTER_INIT: saw 'call trace:': ok
 5718 15:49:44.980230  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5719 15:49:44.983065  # selftests: lkdtm: WRITE_KERN.sh
 5720 15:49:44.983150  # Killed
 5721 15:49:44.989887  # [   57.723112] lkdtm: Performing direct entry WRITE_KERN
 5722 15:49:44.999857  # [   57.730948] lkdtm: attempting bad 6580285 byte write at ffffffff988f8d3d
 5723 15:49:45.006616  # [   57.744652] BUG: unable to handle page fault for address: ffffffff988f8d3d
 5724 15:49:45.012739  # [   57.752337] #PF: supervisor write access in kernel mode
 5725 15:49:45.019681  # [   57.758171] #PF: error_code(0x0003) - permissions violation
 5726 15:49:45.026549  # [   57.764392] PGD 113e29067 P4D 113e29067 PUD 113e2a063 PMD 1132000e1 
 5727 15:49:45.029230  # [   57.771492] Oops: 0003 [#16] SMP PTI
 5728 15:49:45.039299  # [   57.781695] CPU: 2 PID: 2025 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5729 15:49:45.045679  # [   57.790248] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5730 15:49:45.052547  # [   57.797055] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 5731 15:49:45.059368  # [   57.802208[   68.473003] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5732 15:49:45.065435  [   68.483905] lkdtm: attempting good copy_from_user inside whitelist
 5733 15:49:45.079218  ] Code: 53 48 c7 c3 3d 8d 8f 98 49 89 dc 48 89 da 49 81 ec 00 25[   68.490827] lkdtm: attempting bad copy_from_user outside whitelist
 5734 15:49:45.095667   2b 98 4c 89 e6 e8 09 9f fd ff 48 89 df 4c 89 e1 48 c7 c6 00 25 2b 98 <f3> a4 48 c7 c7 e0 10 2c 99 e8 ee 9e fd ff 5b 41 5c e9 b7 fe ff ff
 5735 15:49:45.098567  # [   57.823193] RSP: 0018:ffffb43f027efe50 EFLAGS: 00010246
 5736 15:49:45.108570  # [   57.829018] RAX: 000000000000003c RBX: ffffffff988f8d3d RCX: 000000000064683d
 5737 15:49:45.114884  # [   57.836987] RDX: 0000000000000000 RSI: ffffffff982b2500 RDI: ffffffff988f8d3d
 5738 15:49:45.125006  # [   57.844956] RBP: ffffffff992c02ea R08: 0000000000000000 R09: 0000000000000000
 5739 15:49:45.131785  # [   57.852926] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000064683d
 5740 15:49:45.141607  # [   57.860895] R13: ffffb43f027eff10 R14: ffffb43f027eff10 R15: ffff9b1ec4cc3000
 5741 15:49:45.151175  # [   57.868863] FS:  00007f4c8a513580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 5742 15:49:45.158051  # [   57.877900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5743 15:49:45.164273  # [   57.884315] CR2: ffffffff988f8d3d CR3: 0000000103770005 CR4: 00000000003706e0
 5744 15:49:45.167832  # [   57.892283] Call Trace:
 5745 15:49:45.171034  # [   57.895010]  direct_entry.cold+0x2c/0x38
 5746 15:49:45.177696  # [   57.899388]  full_proxy_write+0x56/0x80
 5747 15:49:45.181106  # [   57.903669]  vfs_write+0xea/0x390
 5748 15:49:45.184055  # [   57.907372]  ksys_write+0x68/0xe0
 5749 15:49:45.187408  # [   57.911070]  do_syscall_64+0x33/0x40
 5750 15:49:45.194204  # [   57.915049]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5751 15:49:45.197480  # [   57.920688] RIP: 0033:0x7f4c8a43bf33
 5752 15:49:45.224128  # [   57.924676] 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 4[   68.636732] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5753 15:49:45.227517  8 83 ec 28 48 89 54 24 18
 5754 15:49:45.237152  # [   57.945661] RSP: 002b:00007ffedc[   68.647802] lkdtm: good_stack: ffffb43f03467e20-ffffb43f03467e40
 5755 15:49:45.243929  f6b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5756 15:49:45.250661  # [   57.954[   68.660732] lkdtm: bad_stack : ffffb43f03467da8-ffffb43f03467dc8
 5757 15:49:45.263713  116] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4c8a[   68.673664] lkdtm: attempting good copy_to_user of local stack
 5758 15:49:45.264267  43bf33
 5759 15:49:45.276366  # [   57.962085] RDX: 000000000000000b RSI: 00007f4c8a32[   68.686424] lkdtm: attempting bad copy_to_user of distant stack
 5760 15:49:45.279686  c000 RDI: 0000000000000001
 5761 15:49:45.286371  # [   57.970055] RBP: 00007f4c8a32c000 R08: 00007f4c8a32b010 R09: 0000000000000000
 5762 15:49:45.296129  # [   57.978025] R10: 00007f4c8a5361c0 R11: 0000000000000246 R12: 0000000000000001
 5763 15:49:45.303106  # [   57.985994] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5764 15:49:45.329039  # [   57.993965] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5765 15:49:45.332360  # [   58.020409] CR2: ffffffff988f8d3d
 5766 15:49:45.339345  # [   58.030321] ---[ end trace 0f2f4ca23f3d3d26 ]---
 5767 15:49:45.342603  # [   58.035476] RIP: 0010:lkdtm_BUG+0x5/0x10
 5768 15:49:45.365640  # [   58.039853] Code: 55 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 13 70 02
 5769 15:49:45.369173  # [   58.060828] RSP: 0018:ffffb43f01467e60 EFLAGS: 00010286
 5770 15:49:45.379212  # [   58.066661] RAX: ffffffff982b2130 RBX: 0000000000000001 RCX: 0000000000000000
 5771 15:49:45.385182  # [   58.074630] RDX: 0000000000000000 RSI: ffff9b1f3ac9bf70 RDI: ffffffff98ed9a70
 5772 15:49:45.401885  # [   58.082601] RBP: ffffffff9931b4b0 R08: 0000000000000001 R09: 000000[   68.816241] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5773 15:49:45.408575  [   68.824539] lkdtm: good_stack: ffffb43f034d7e20-ffffb43f034d7e40
 5774 15:49:45.409072  0000000001
 5775 15:49:45.421335  # [   58.090569] R10: 00000000ffffe000 R11: 3fffffff[   68.831257] lkdtm: bad_stack : ffffb43f034d7da8-ffffb43f034d7dc8
 5776 15:49:45.427643  [   68.844194] lkdtm: attempting good copy_from_user of local stack
 5777 15:49:45.434472  [   68.850916] lkdtm: attempting bad copy_from_user of distant stack
 5778 15:49:45.437903  ffffffff R12: 0000000000000004
 5779 15:49:45.444070  # [   58.098537] R13: ffffb43f01467f10 R14: ffffb43f01467f10 R15: ffff9b1ec3e4a000
 5780 15:49:45.454194  # [   58.106505] FS:  00007f4c8a513580(0000) GS:ffff9b1f3ad00000(0000) knlGS:0000000000000000
 5781 15:49:45.460504  # [   58.115542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5782 15:49:45.470887  # [   58.121957] CR2: ffffffff988f8d3d CR3: 0000000103770005 CR4: 00000000003706e0
 5783 15:49:45.474332  # WRITE_KERN: saw 'call trace:': ok
 5784 15:49:45.477510  ok 41 selftests: lkdtm: WRITE_KERN.sh
 5785 15:49:45.480773  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5786 15:49:45.487547  # [   58.227973] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5787 15:49:45.493716  # [   58.236121] lkdtm: attempting good refcount_inc() without overflow
 5788 15:49:45.500457  # [   58.243044] lkdtm: attempting bad refcount_inc() overflow
 5789 15:49:45.506662  # [   58.249087] ------------[ cut here ]------------
 5790 15:49:45.513530  # [   58.254251] refcount_t: saturated; leaking memory.
 5791 15:49:45.527064  # [   58.259632] WARNING: CPU: 3 PID: 2060 at lib/refcount.c:22 refcount_warn_saturate+0x49[   68.943887] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5792 15:49:45.527154  /0xf0
 5793 15:49:45.540061  # [   58.268971] Modules linked in: fuse ip_tables cros_e[   68.951503] lkdtm: good_stack: ffffb43f0354fe20-ffffb43f0354fe40
 5794 15:49:45.553042  c_sensors cros_ec_sensors_core industrialio_triggered_buffer kfi[   68.964434] lkdtm: bad_stack : ffffb43f0354fff8-ffffb43f03550018
 5795 15:49:45.566059  fo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_s[   68.977369] lkdtm: attempting good copy_to_user of local stack
 5796 15:49:45.579664  ysfs cros_ec_debugfs cros_ec_chardev x86_pkg_temp_thermal cros_e[   68.990130] lkdtm: attempting bad copy_to_user of distant stack
 5797 15:49:45.582844  c_dev cros_usbpd_notify
 5798 15:49:45.592273  # [   58.301613] CPU: 3 PID: 2060 Comm:[   69.002953] lkdtm: copy_to_user failed, but lacked Oops
 5799 15:49:45.595744   cat Tainted: G      D W         5.10.124-cip9 #1
 5800 15:49:45.602652  # [   58.310200] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5801 15:49:45.609102  # [   58.317011] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5802 15:49:45.628790  # [   58.322781] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 5803 15:49:45.634965  # [   58.343771] RSP: 0018:ffffb43f0286fe48 EFLAGS: 00010286
 5804 15:49:45.645068  # [   58.349638] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 5805 15:49:45.651864  # [   58.357614] RDX: ffff9b1f3adac660 RSI: ffff9b1f3ad9bf70 RDI: ffff9b1f3ad9bf70
 5806 15:49:45.661514  # [   58.365588] RBP: ffffffff992c02f5 R08: 0000000000000000 R09: 0000000000000000
 5807 15:49:45.668252  # [   58.373580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5808 15:49:45.678548  # [   58.381560] R13: ffffb43f0286ff10 R14: ffffb43f0286ff10 R15: ffff9b1ec3334000
 5809 15:49:45.691366  # [   58.395747] FS:  00007f82c7f9c580(0000) GS:ffff9b1f3ad80000(0000) knlGS[   69.102648] lkdtm: Performing direct entry USERCOPY_KERNEL
 5810 15:49:45.697752  [   69.114347] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff98ed9f10
 5811 15:49:45.707908  [   69.123017] lkdtm: attempting bad copy_to_user from kernel text: ffffffff97cd1460
 5812 15:49:45.714691  [   69.131395] lkdtm: FAIL: survived bad copy_to_user()
 5813 15:49:45.714849  :0000000000000000
 5814 15:49:45.721106  # [   58.411002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5815 15:49:45.731157  # [   58.417420] CR2: 00007f82c7db5000 CR3: 00000001029b6002 CR4: 00000000003706e0
 5816 15:49:45.734556  # [   58.431607] Call Trace:
 5817 15:49:45.737362  # [   58.434339]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 5818 15:49:45.744094  # [   58.439718]  direct_entry.cold+0x2c/0x38
 5819 15:49:45.747500  # [   58.450310]  full_proxy_write+0x56/0x80
 5820 15:49:45.750832  # [   58.454593]  vfs_write+0xea/0x390
 5821 15:49:45.754210  # [   58.458291]  ksys_write+0x68/0xe0
 5822 15:49:45.760674  # [   58.461992]  do_syscall_64+0x33/0x40
 5823 15:49:45.763960  # [   58.465984]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5824 15:49:45.770690  # [   58.471626] RIP: 0033:0x7f82c7ec4f33
 5825 15:49:45.789995  # [   58.475617] 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
 5826 15:49:45.800363  # [   58.496603] RSP: 002b:00007ffc18b75e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5827 15:49:45.806637  # [   58.505063] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f82c7ec4f33
 5828 15:49:45.816752  # [   58.513035] RDX: 0000000000000016 RSI: 00007f82c7db5000 RDI: 0000000000000001
 5829 15:49:45.822941  # [   58.520998] RBP: 00007f82c7db5000 R08: 00007f82c7db4010 R09: 0000000000000000
 5830 15:49:45.835991  # [   58.528970] R10: 00007f82c7fbf1c0 R11: 0000000000000246 R12: 00000000000000[   69.251373] lkdtm: Performing direct entry STACKLEAK_ERASING
 5831 15:49:45.846436  [   69.261473] lkdtm: checking unused part of the thread stack (15928 bytes)...
 5832 15:49:45.852756  [   69.269362] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 5833 15:49:45.859871  [   69.277148] lkdtm: FAIL: the thread stack is NOT properly erased
 5834 15:49:45.869383  [   69.283857] CPU: 3 PID: 2961 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5835 15:49:45.875640  [   69.292409] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5836 15:49:45.879097  [   69.299210] Call Trace:
 5837 15:49:45.882260  [   69.301941]  dump_stack+0x77/0x97
 5838 15:49:45.885822  [   69.305640]  lkdtm_STACKLEAK_ERASING+0x116/0x140
 5839 15:49:45.892556  [   69.310792]  direct_entry.cold+0x2c/0x38
 5840 15:49:45.895921  [   69.315171]  full_proxy_write+0x56/0x80
 5841 15:49:45.898803  [   69.319450]  vfs_write+0xea/0x390
 5842 15:49:45.902115  [   69.323139]  ksys_write+0x68/0xe0
 5843 15:49:45.905685  [   69.326828]  do_syscall_64+0x33/0x40
 5844 15:49:45.912070  [   69.330808]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5845 15:49:45.915783  [   69.336447] RIP: 0033:0x7fd3292b8f33
 5846 15:49:45.938654  [   69.340425] 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
 5847 15:49:45.945461  [   69.361415] RSP: 002b:00007ffe614b98c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5848 15:49:45.955096  [   69.369869] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd3292b8f33
 5849 15:49:45.961514  [   69.377837] RDX: 0000000000000012 RSI: 00007fd3291a9000 RDI: 0000000000000001
 5850 15:49:45.971851  [   69.385804] RBP: 00007fd3291a9000 R08: 00007fd3291a8010 R09: 0000000000000000
 5851 15:49:45.978746  [   69.393770] R10: 00007fd3293b31c0 R11: 0000000000000246 R12: 0000000000000001
 5852 15:49:45.984813  [   69.401737] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5853 15:49:45.988167  01
 5854 15:49:45.994707  # [   58.536932] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5855 15:49:45.998080  # [   58.544905] irq event stamp: 0
 5856 15:49:46.004942  # [   58.548313] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5857 15:49:46.014527  # [   58.555317] hardirqs last disabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5858 15:49:46.024674  # [   58.564480] softirqs last  enabled at (0): [<ffffffff97af9f9c>] copy_process+0x63c/0x1c80
 5859 15:49:46.030887  # [   58.573619] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5860 15:49:46.037756  # [   58.580618] ---[ end trace 0f2f4ca23f3d3d27 ]---
 5861 15:49:46.041233  # [   58.585773] lkdtm: Overflow detected: saturated
 5862 15:49:46.047259  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 5863 15:49:46.050764  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5864 15:49:46.057509  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5865 15:49:46.063773  # [   58.682526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5866 15:49:46.070574  # [   58.690793] lkdtm: attempting good refcount_add() without overflow
 5867 15:49:46.077349  # [   58.697703] lkdtm: attempting bad refcount_add() overflow
 5868 15:49:46.080888  # [   58.709945] ------------[ cut here ]------------
 5869 15:49:46.087002  # [   58.721314] refcount_t: saturated; leaking memory.
 5870 15:49:46.096939  # [   58.726677] WARNING: CPU: 1 PID: 2092 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5871 15:49:46.123310  # [   58.742211] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sensorhub cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cr[   69.534486] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5872 15:49:46.130123  [   69.546863] lkdtm: Calling matched prototype ...
 5873 15:49:46.133247  [   69.552033] lkdtm: Calling mismatched prototype ...
 5874 15:49:46.140058  [   69.557479] lkdtm: Fail: survived mismatched prototype function call!
 5875 15:49:46.146161  os_ec_chardev x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5876 15:49:46.155888  # [   58.774850] CPU: 1 PID: 2092 Comm: cat Tainted: G      D W         5.10.124-cip9 #1
 5877 15:49:46.162228  # [   58.783416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5878 15:49:46.169002  # [   58.796429] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5879 15:49:46.188599  # [   58.808386] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 8a 1e 76 01 00 75 f2 48 c7 c7 60 bd 25 99 c6 05 7a 1e 76 01 01 e8 53 1c 93 00 <0f> 0b c3 80 3d 6a 1e 76 01 00 75 d3 48 c7 c7 88 bd 25 99 c6 05 5a
 5880 15:49:46.195530  # [   58.835585] RSP: 0018:ffffb43f028efe48 EFLAGS: 00010286
 5881 15:49:46.204980  # [   58.841422] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5882 15:49:46.211853  # [   58.849407] RDX: ffff9b1f3acac660 RSI: ffff9b1f3ac9bf70 RDI: ffff9b1f3ac9bf70
 5883 15:49:46.221483  # [   58.863575] RBP: ffffffff992c030b R08: 0000000000000000 R09: 0000000000000000
 5884 15:49:46.231289  # [   58.871549] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5885 15:49:46.238319  # [   58.885738] R13: ffffb43f028eff10 R14: ffffb43f028eff10 R15: ffff9b1ec2852000
 5886 15:49:46.248000  # [   58.893711] FS:  00007ff558f46580(0000) GS:ffff9b1f3ac80000(0000) knlGS:0000000000000000