Boot log: asus-C433TA-AJ0005-rammus

    1 06:16:25.060891  lava-dispatcher, installed at version: 2023.05.1
    2 06:16:25.061103  start: 0 validate
    3 06:16:25.061241  Start time: 2023-07-04 06:16:25.061233+00:00 (UTC)
    4 06:16:25.061356  Using caching service: 'http://localhost/cache/?uri=%s'
    5 06:16:25.061488  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Finitrd.cpio.gz exists
    6 06:16:25.331867  Using caching service: 'http://localhost/cache/?uri=%s'
    7 06:16:25.332699  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.184-cip36-10-ga711f789c23e1%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 06:16:33.841509  Using caching service: 'http://localhost/cache/?uri=%s'
    9 06:16:33.842308  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 06:16:34.112691  Using caching service: 'http://localhost/cache/?uri=%s'
   11 06:16:34.113449  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.184-cip36-10-ga711f789c23e1%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 06:16:36.116066  validate duration: 11.05
   14 06:16:36.116341  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 06:16:36.116437  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 06:16:36.116521  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 06:16:36.116663  Not decompressing ramdisk as can be used compressed.
   18 06:16:36.116761  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 06:16:36.116823  saving as /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/ramdisk/initrd.cpio.gz
   20 06:16:36.116881  total size: 5432480 (5MB)
   21 06:16:36.383397  progress   0% (0MB)
   22 06:16:36.385073  progress   5% (0MB)
   23 06:16:36.386530  progress  10% (0MB)
   24 06:16:36.387926  progress  15% (0MB)
   25 06:16:36.389486  progress  20% (1MB)
   26 06:16:36.390983  progress  25% (1MB)
   27 06:16:36.392366  progress  30% (1MB)
   28 06:16:36.393991  progress  35% (1MB)
   29 06:16:36.395404  progress  40% (2MB)
   30 06:16:36.396768  progress  45% (2MB)
   31 06:16:36.398191  progress  50% (2MB)
   32 06:16:36.399706  progress  55% (2MB)
   33 06:16:36.401183  progress  60% (3MB)
   34 06:16:36.402637  progress  65% (3MB)
   35 06:16:36.404177  progress  70% (3MB)
   36 06:16:36.405550  progress  75% (3MB)
   37 06:16:36.406997  progress  80% (4MB)
   38 06:16:36.408387  progress  85% (4MB)
   39 06:16:36.409987  progress  90% (4MB)
   40 06:16:36.411594  progress  95% (4MB)
   41 06:16:36.413048  progress 100% (5MB)
   42 06:16:36.413259  5MB downloaded in 0.30s (17.48MB/s)
   43 06:16:36.413409  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 06:16:36.413699  end: 1.1 download-retry (duration 00:00:00) [common]
   46 06:16:36.413818  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 06:16:36.413904  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 06:16:36.414077  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 06:16:36.414147  saving as /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/kernel/bzImage
   50 06:16:36.414221  total size: 16398560 (15MB)
   51 06:16:36.414281  No compression specified
   52 06:16:36.682267  progress   0% (0MB)
   53 06:16:36.686662  progress   5% (0MB)
   54 06:16:36.690965  progress  10% (1MB)
   55 06:16:36.695253  progress  15% (2MB)
   56 06:16:36.699544  progress  20% (3MB)
   57 06:16:36.703850  progress  25% (3MB)
   58 06:16:36.708182  progress  30% (4MB)
   59 06:16:36.712553  progress  35% (5MB)
   60 06:16:36.716855  progress  40% (6MB)
   61 06:16:36.721155  progress  45% (7MB)
   62 06:16:36.725479  progress  50% (7MB)
   63 06:16:36.729778  progress  55% (8MB)
   64 06:16:36.734097  progress  60% (9MB)
   65 06:16:36.738390  progress  65% (10MB)
   66 06:16:36.742693  progress  70% (10MB)
   67 06:16:36.746956  progress  75% (11MB)
   68 06:16:36.751138  progress  80% (12MB)
   69 06:16:36.755315  progress  85% (13MB)
   70 06:16:36.759511  progress  90% (14MB)
   71 06:16:36.763752  progress  95% (14MB)
   72 06:16:36.768017  progress 100% (15MB)
   73 06:16:36.768189  15MB downloaded in 0.35s (44.18MB/s)
   74 06:16:36.768338  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 06:16:36.768643  end: 1.2 download-retry (duration 00:00:00) [common]
   77 06:16:36.768777  start: 1.3 download-retry (timeout 00:09:59) [common]
   78 06:16:36.768897  start: 1.3.1 http-download (timeout 00:09:59) [common]
   79 06:16:36.769041  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 06:16:36.769111  saving as /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/nfsrootfs/full.rootfs.tar
   81 06:16:36.769175  total size: 207157356 (197MB)
   82 06:16:36.769237  Using unxz to decompress xz
   83 06:16:36.773605  progress   0% (0MB)
   84 06:16:37.324312  progress   5% (9MB)
   85 06:16:37.851031  progress  10% (19MB)
   86 06:16:38.456908  progress  15% (29MB)
   87 06:16:38.818799  progress  20% (39MB)
   88 06:16:39.181702  progress  25% (49MB)
   89 06:16:39.787550  progress  30% (59MB)
   90 06:16:40.339583  progress  35% (69MB)
   91 06:16:40.945635  progress  40% (79MB)
   92 06:16:41.506056  progress  45% (88MB)
   93 06:16:42.092210  progress  50% (98MB)
   94 06:16:42.729314  progress  55% (108MB)
   95 06:16:43.419441  progress  60% (118MB)
   96 06:16:43.557423  progress  65% (128MB)
   97 06:16:43.705390  progress  70% (138MB)
   98 06:16:43.819442  progress  75% (148MB)
   99 06:16:43.888497  progress  80% (158MB)
  100 06:16:43.957408  progress  85% (167MB)
  101 06:16:44.055951  progress  90% (177MB)
  102 06:16:44.329484  progress  95% (187MB)
  103 06:16:44.928178  progress 100% (197MB)
  104 06:16:44.934644  197MB downloaded in 8.17s (24.19MB/s)
  105 06:16:44.934974  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 06:16:44.935441  end: 1.3 download-retry (duration 00:00:08) [common]
  108 06:16:44.935538  start: 1.4 download-retry (timeout 00:09:51) [common]
  109 06:16:44.935627  start: 1.4.1 http-download (timeout 00:09:51) [common]
  110 06:16:44.935763  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 06:16:44.935836  saving as /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/modules/modules.tar
  112 06:16:44.935897  total size: 3413260 (3MB)
  113 06:16:44.935958  Using unxz to decompress xz
  114 06:16:44.940069  progress   0% (0MB)
  115 06:16:44.945896  progress   5% (0MB)
  116 06:16:44.958139  progress  10% (0MB)
  117 06:16:44.968073  progress  15% (0MB)
  118 06:16:44.978483  progress  20% (0MB)
  119 06:16:44.990309  progress  25% (0MB)
  120 06:16:45.000250  progress  30% (1MB)
  121 06:16:45.009795  progress  35% (1MB)
  122 06:16:45.020302  progress  40% (1MB)
  123 06:16:45.030268  progress  45% (1MB)
  124 06:16:45.042247  progress  50% (1MB)
  125 06:16:45.052058  progress  55% (1MB)
  126 06:16:45.061828  progress  60% (1MB)
  127 06:16:45.071561  progress  65% (2MB)
  128 06:16:45.081349  progress  70% (2MB)
  129 06:16:45.092007  progress  75% (2MB)
  130 06:16:45.101658  progress  80% (2MB)
  131 06:16:45.114534  progress  85% (2MB)
  132 06:16:45.123447  progress  90% (2MB)
  133 06:16:45.131759  progress  95% (3MB)
  134 06:16:45.144517  progress 100% (3MB)
  135 06:16:45.151571  3MB downloaded in 0.22s (15.09MB/s)
  136 06:16:45.151873  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 06:16:45.152146  end: 1.4 download-retry (duration 00:00:00) [common]
  139 06:16:45.152250  start: 1.5 prepare-tftp-overlay (timeout 00:09:51) [common]
  140 06:16:45.152355  start: 1.5.1 extract-nfsrootfs (timeout 00:09:51) [common]
  141 06:16:48.631809  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t
  142 06:16:48.632012  end: 1.5.1 extract-nfsrootfs (duration 00:00:03) [common]
  143 06:16:48.632116  start: 1.5.2 lava-overlay (timeout 00:09:47) [common]
  144 06:16:48.632286  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5
  145 06:16:48.632420  makedir: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin
  146 06:16:48.632522  makedir: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/tests
  147 06:16:48.632621  makedir: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/results
  148 06:16:48.632724  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-add-keys
  149 06:16:48.632867  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-add-sources
  150 06:16:48.632998  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-background-process-start
  151 06:16:48.633127  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-background-process-stop
  152 06:16:48.633254  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-common-functions
  153 06:16:48.633379  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-echo-ipv4
  154 06:16:48.633504  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-install-packages
  155 06:16:48.633668  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-installed-packages
  156 06:16:48.633793  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-os-build
  157 06:16:48.633916  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-probe-channel
  158 06:16:48.634043  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-probe-ip
  159 06:16:48.634171  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-target-ip
  160 06:16:48.634296  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-target-mac
  161 06:16:48.634419  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-target-storage
  162 06:16:48.634546  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-case
  163 06:16:48.634672  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-event
  164 06:16:48.634797  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-feedback
  165 06:16:48.634922  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-raise
  166 06:16:48.635045  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-reference
  167 06:16:48.635220  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-runner
  168 06:16:48.635360  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-set
  169 06:16:48.635483  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-test-shell
  170 06:16:48.635611  Updating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-add-keys (debian)
  171 06:16:48.635763  Updating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-add-sources (debian)
  172 06:16:48.635903  Updating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-install-packages (debian)
  173 06:16:48.636054  Updating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-installed-packages (debian)
  174 06:16:48.636197  Updating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/bin/lava-os-build (debian)
  175 06:16:48.636324  Creating /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/environment
  176 06:16:48.636424  LAVA metadata
  177 06:16:48.636495  - LAVA_JOB_ID=11005187
  178 06:16:48.636558  - LAVA_DISPATCHER_IP=192.168.201.1
  179 06:16:48.636660  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:47) [common]
  180 06:16:48.636726  skipped lava-vland-overlay
  181 06:16:48.636801  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 06:16:48.636882  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:47) [common]
  183 06:16:48.636943  skipped lava-multinode-overlay
  184 06:16:48.637014  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 06:16:48.637112  start: 1.5.2.3 test-definition (timeout 00:09:47) [common]
  186 06:16:48.637201  Loading test definitions
  187 06:16:48.637289  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:47) [common]
  188 06:16:48.637360  Using /lava-11005187 at stage 0
  189 06:16:48.637701  uuid=11005187_1.5.2.3.1 testdef=None
  190 06:16:48.637789  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 06:16:48.637874  start: 1.5.2.3.2 test-overlay (timeout 00:09:47) [common]
  192 06:16:48.638325  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 06:16:48.638544  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:47) [common]
  195 06:16:48.639095  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 06:16:48.639320  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:47) [common]
  198 06:16:48.639858  runner path: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/0/tests/0_timesync-off test_uuid 11005187_1.5.2.3.1
  199 06:16:48.640040  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 06:16:48.640276  start: 1.5.2.3.5 git-repo-action (timeout 00:09:47) [common]
  202 06:16:48.640348  Using /lava-11005187 at stage 0
  203 06:16:48.640443  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 06:16:48.640520  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/0/tests/1_kselftest-lkdtm'
  205 06:16:54.500508  Running '/usr/bin/git checkout kernelci.org
  206 06:16:54.646457  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 06:16:54.647199  uuid=11005187_1.5.2.3.5 testdef=None
  208 06:16:54.647371  end: 1.5.2.3.5 git-repo-action (duration 00:00:06) [common]
  210 06:16:54.647621  start: 1.5.2.3.6 test-overlay (timeout 00:09:41) [common]
  211 06:16:54.648369  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 06:16:54.648616  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:41) [common]
  214 06:16:54.649588  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 06:16:54.649856  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:41) [common]
  217 06:16:54.650801  runner path: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/0/tests/1_kselftest-lkdtm test_uuid 11005187_1.5.2.3.5
  218 06:16:54.650893  BOARD='asus-C433TA-AJ0005-rammus'
  219 06:16:54.650958  BRANCH='cip-gitlab'
  220 06:16:54.651017  SKIPFILE='/dev/null'
  221 06:16:54.651075  SKIP_INSTALL='True'
  222 06:16:54.651130  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  223 06:16:54.651191  TST_CASENAME=''
  224 06:16:54.651245  TST_CMDFILES='lkdtm'
  225 06:16:54.651386  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 06:16:54.651602  Creating lava-test-runner.conf files
  228 06:16:54.651666  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/11005187/lava-overlay-_bsoe0d5/lava-11005187/0 for stage 0
  229 06:16:54.651761  - 0_timesync-off
  230 06:16:54.651833  - 1_kselftest-lkdtm
  231 06:16:54.651929  end: 1.5.2.3 test-definition (duration 00:00:06) [common]
  232 06:16:54.652018  start: 1.5.2.4 compress-overlay (timeout 00:09:41) [common]
  233 06:17:02.022089  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  234 06:17:02.022237  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:34) [common]
  235 06:17:02.022332  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 06:17:02.022433  end: 1.5.2 lava-overlay (duration 00:00:13) [common]
  237 06:17:02.022524  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:34) [common]
  238 06:17:02.158176  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 06:17:02.158555  start: 1.5.4 extract-modules (timeout 00:09:34) [common]
  240 06:17:02.158675  extracting modules file /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t
  241 06:17:02.243442  extracting modules file /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11005187/extract-overlay-ramdisk-9d3r1ow9/ramdisk
  242 06:17:02.331241  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 06:17:02.331414  start: 1.5.5 apply-overlay-tftp (timeout 00:09:34) [common]
  244 06:17:02.331513  [common] Applying overlay to NFS
  245 06:17:02.331584  [common] Applying overlay /var/lib/lava/dispatcher/tmp/11005187/compress-overlay-dgegr96v/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t
  246 06:17:03.251024  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 06:17:03.251186  start: 1.5.6 configure-preseed-file (timeout 00:09:33) [common]
  248 06:17:03.251286  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 06:17:03.251377  start: 1.5.7 compress-ramdisk (timeout 00:09:33) [common]
  250 06:17:03.251462  Building ramdisk /var/lib/lava/dispatcher/tmp/11005187/extract-overlay-ramdisk-9d3r1ow9/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/11005187/extract-overlay-ramdisk-9d3r1ow9/ramdisk
  251 06:17:03.428564  >> 69102 blocks

  252 06:17:04.572686  rename /var/lib/lava/dispatcher/tmp/11005187/extract-overlay-ramdisk-9d3r1ow9/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz
  253 06:17:04.573126  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 06:17:04.573243  start: 1.5.8 prepare-kernel (timeout 00:09:32) [common]
  255 06:17:04.573344  start: 1.5.8.1 prepare-fit (timeout 00:09:32) [common]
  256 06:17:04.573461  No mkimage arch provided, not using FIT.
  257 06:17:04.573629  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 06:17:04.573743  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 06:17:04.573861  end: 1.5 prepare-tftp-overlay (duration 00:00:19) [common]
  260 06:17:04.573953  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:32) [common]
  261 06:17:04.574034  No LXC device requested
  262 06:17:04.574117  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 06:17:04.574209  start: 1.7 deploy-device-env (timeout 00:09:32) [common]
  264 06:17:04.574293  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 06:17:04.574365  Checking files for TFTP limit of 4294967296 bytes.
  266 06:17:04.574771  end: 1 tftp-deploy (duration 00:00:28) [common]
  267 06:17:04.574874  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 06:17:04.574965  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 06:17:04.575090  substitutions:
  270 06:17:04.575157  - {DTB}: None
  271 06:17:04.575220  - {INITRD}: 11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz
  272 06:17:04.575282  - {KERNEL}: 11005187/tftp-deploy-k8mbwn4k/kernel/bzImage
  273 06:17:04.575341  - {LAVA_MAC}: None
  274 06:17:04.575398  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t
  275 06:17:04.575457  - {NFS_SERVER_IP}: 192.168.201.1
  276 06:17:04.575513  - {PRESEED_CONFIG}: None
  277 06:17:04.575567  - {PRESEED_LOCAL}: None
  278 06:17:04.575621  - {RAMDISK}: 11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz
  279 06:17:04.575676  - {ROOT_PART}: None
  280 06:17:04.575730  - {ROOT}: None
  281 06:17:04.575785  - {SERVER_IP}: 192.168.201.1
  282 06:17:04.575838  - {TEE}: None
  283 06:17:04.575892  Parsed boot commands:
  284 06:17:04.575947  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 06:17:04.576125  Parsed boot commands: tftpboot 192.168.201.1 11005187/tftp-deploy-k8mbwn4k/kernel/bzImage 11005187/tftp-deploy-k8mbwn4k/kernel/cmdline 11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz
  286 06:17:04.576215  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 06:17:04.576300  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 06:17:04.576399  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 06:17:04.576488  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 06:17:04.576557  Not connected, no need to disconnect.
  291 06:17:04.576632  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 06:17:04.576715  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 06:17:04.576785  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-3'
  294 06:17:04.580921  Setting prompt string to ['lava-test: # ']
  295 06:17:04.581262  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 06:17:04.581371  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 06:17:04.581477  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 06:17:04.581577  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 06:17:04.581813  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=reboot'
  300 06:17:09.732325  >> Command sent successfully.

  301 06:17:09.743949  Returned 0 in 5 seconds
  302 06:17:09.845336  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 06:17:09.846755  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 06:17:09.847319  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 06:17:09.847768  Setting prompt string to 'Starting depthcharge on rammus...'
  307 06:17:09.848128  Changing prompt to 'Starting depthcharge on rammus...'
  308 06:17:09.848559  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 06:17:09.850080  [Enter `^Ec?' for help]

  310 06:17:10.399317  

  311 06:17:10.399952  

  312 06:17:10.400339  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 06:17:10.400686  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 06:17:10.401002  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 06:17:10.401690  CPU: AES supported, TXT NOT supported, VT supported

  316 06:17:10.402031  MCH: device id 590c (rev 02) is Kabylake-Y

  317 06:17:10.402340  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 06:17:10.402639  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 06:17:10.402932  VBOOT: Loading verstage.

  320 06:17:10.403301  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 06:17:10.463149  CBFS: Locating 'fallback/verstage'

  322 06:17:10.463650  CBFS: Found @ offset 1a0a80 size f47c

  323 06:17:10.464000  

  324 06:17:10.464319  

  325 06:17:10.464924  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 06:17:10.466322  Probing TPM: .Timeout wait for TPM IRQ!

  327 06:17:10.483159  .Timeout wait for TPM IRQ!

  328 06:17:10.495669  . done!

  329 06:17:10.498793  TPM ready after 0 ms

  330 06:17:10.502502  Connected to device vid:did:rid of 1ae0:0028:00

  331 06:17:10.512642  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  332 06:17:10.516274  Initialized TPM device CR50 revision 0

  333 06:17:10.562529  tlcl_send_startup: Startup return code is 0

  334 06:17:10.563004  TPM: setup succeeded

  335 06:17:10.575380  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  336 06:17:10.579237  Chrome EC: UHEPI supported

  337 06:17:10.582484  Phase 1

  338 06:17:10.585745  FMAP: Found "FLASH" version 1.1 at c10000.

  339 06:17:10.592548  FMAP: base = ff000000 size = 1000000 #areas = 33

  340 06:17:10.595777  FMAP: area GBB found @ c11000 (978944 bytes)

  341 06:17:10.602717  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  342 06:17:10.603152  Phase 2

  343 06:17:10.605666  Phase 3

  344 06:17:10.608836  FMAP: area GBB found @ c11000 (978944 bytes)

  345 06:17:10.616156  VB2:vb2_report_dev_firmware() This is developer signed firmware

  346 06:17:10.622534  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  347 06:17:10.625813  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  348 06:17:10.632439  VB2:vb2_verify_keyblock() Checking key block signature...

  349 06:17:10.652964  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  350 06:17:10.656271  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  351 06:17:10.662672  VB2:vb2_verify_fw_preamble() Verifying preamble.

  352 06:17:10.668872  Phase 4

  353 06:17:10.672558  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)

  354 06:17:10.680048  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  355 06:17:10.938261  VB2:vb2_rsa_verify_digest() Digest check failed!

  356 06:17:10.941374  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  357 06:17:10.945056  Saving nvdata

  358 06:17:10.948050  Reboot requested (10020007)

  359 06:17:10.951392  board_reset() called!

  360 06:17:10.951800  full_reset() called!

  361 06:17:15.369334  

  362 06:17:15.369485  

  363 06:17:15.376024  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  364 06:17:15.382780  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  365 06:17:15.385892  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  366 06:17:15.392164  CPU: AES supported, TXT NOT supported, VT supported

  367 06:17:15.395332  MCH: device id 590c (rev 02) is Kabylake-Y

  368 06:17:15.401834  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  369 06:17:15.405180  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  370 06:17:15.408657  VBOOT: Loading verstage.

  371 06:17:15.415511  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  372 06:17:15.418685  CBFS: Locating 'fallback/verstage'

  373 06:17:15.421969  CBFS: Found @ offset 1a0a80 size f47c

  374 06:17:15.436361  

  375 06:17:15.436446  

  376 06:17:15.442502  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  377 06:17:15.458871  Probing TPM: . done!

  378 06:17:15.462223  TPM ready after 0 ms

  379 06:17:15.465611  Connected to device vid:did:rid of 1ae0:0028:00

  380 06:17:15.475498  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  381 06:17:15.479251  Initialized TPM device CR50 revision 0

  382 06:17:15.526025  tlcl_send_startup: Startup return code is 0

  383 06:17:15.526123  TPM: setup succeeded

  384 06:17:15.538396  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  385 06:17:15.542212  Chrome EC: UHEPI supported

  386 06:17:15.545971  Phase 1

  387 06:17:15.549358  FMAP: Found "FLASH" version 1.1 at c10000.

  388 06:17:15.555467  FMAP: base = ff000000 size = 1000000 #areas = 33

  389 06:17:15.559039  FMAP: area GBB found @ c11000 (978944 bytes)

  390 06:17:15.565793  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  391 06:17:15.571962  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  392 06:17:15.575440  Recovery requested (1009000e)

  393 06:17:15.575524  Saving nvdata

  394 06:17:15.586752  tlcl_extend: response is 0

  395 06:17:15.594886  tlcl_extend: response is 0

  396 06:17:15.601632  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  397 06:17:15.604810  CBFS: Locating 'fallback/romstage'

  398 06:17:15.608123  CBFS: Found @ offset 80 size 10ffc

  399 06:17:15.612266  

  400 06:17:15.612349  

  401 06:17:15.618818  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  402 06:17:15.626310  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  403 06:17:15.629313  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  404 06:17:15.632720  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  405 06:17:15.639105  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  406 06:17:15.642940  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  407 06:17:15.646178  TCO_STS:   0000 0000

  408 06:17:15.649236  GEN_PMCON: e0040200 0000523a

  409 06:17:15.652583  GBLRST_CAUSE: 00000000 00000000

  410 06:17:15.652667  prev_sleep_state 5

  411 06:17:15.655826  Boot Count incremented to 45308

  412 06:17:15.662338  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  413 06:17:15.665468  CBFS: Locating 'fspm.bin'

  414 06:17:15.668942  CBFS: Found @ offset 103fc0 size 63000

  415 06:17:15.672332  Chrome EC: UHEPI supported

  416 06:17:15.680472  FMAP: Found "FLASH" version 1.1 at c10000.

  417 06:17:15.683454  FMAP: base = ff000000 size = 1000000 #areas = 33

  418 06:17:15.689738  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  419 06:17:15.694253  Probing TPM:  done!

  420 06:17:15.700701  Connected to device vid:did:rid of 1ae0:0028:00

  421 06:17:15.710909  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  422 06:17:15.716811  Initialized TPM device CR50 revision 0

  423 06:17:15.725805  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  424 06:17:15.732477  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  425 06:17:15.735453  MRC cache found, size 1868

  426 06:17:15.738749  bootmode is set to :2

  427 06:17:15.738832  SPD index 1

  428 06:17:15.745686  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  429 06:17:15.748885  CBFS: Locating 'spd.bin'

  430 06:17:15.752056  CBFS: Found @ offset 1a0240 size 800

  431 06:17:15.755410  SPD: module type is LPDDR3

  432 06:17:15.758549  SPD: module part is K4E8E324EB-EGCF   

  433 06:17:15.765487  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  434 06:17:15.768584  SPD: device width 32 bits, bus width 64 bits

  435 06:17:15.775003  SPD: module size is 2048 MB (per channel)

  436 06:17:15.885517  CBMEM:

  437 06:17:15.888776  IMD: root @ 7afff000 254 entries.

  438 06:17:15.892256  IMD: root @ 7affec00 62 entries.

  439 06:17:15.895602  External stage cache:

  440 06:17:15.899459  IMD: root @ 7b3ff000 254 entries.

  441 06:17:15.902621  IMD: root @ 7b3fec00 62 entries.

  442 06:17:15.905451  creating vboot_handoff structure

  443 06:17:15.912208  Chrome EC: clear events_b mask to 0x0000000021004000

  444 06:17:15.925692  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  445 06:17:15.938750  tlcl_write: response is 0

  446 06:17:15.947863  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  447 06:17:15.954813  MRC: TPM MRC hash updated successfully.

  448 06:17:15.954898  2 DIMMs found

  449 06:17:15.957582  top_of_ram = 0x7b000000

  450 06:17:15.964407  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  451 06:17:15.967710  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  452 06:17:15.974390  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  453 06:17:15.977660  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  454 06:17:15.980982  CBFS: Locating 'fallback/postcar'

  455 06:17:15.988021  CBFS: Found @ offset 197000 size 3f04

  456 06:17:15.993877  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  457 06:17:16.003882  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  458 06:17:16.007978  Processing 118 relocs. Offset value of 0x78bd1000

  459 06:17:16.013029  

  460 06:17:16.013112  

  461 06:17:16.019443  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  462 06:17:16.026268  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  463 06:17:16.029369  CBFS: Locating 'fallback/ramstage'

  464 06:17:16.036078  CBFS: Found @ offset e8d80 size 1a462

  465 06:17:16.039522  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  466 06:17:16.078642  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  467 06:17:16.085015  Processing 3657 relocs. Offset value of 0x79d06000

  468 06:17:16.085099  

  469 06:17:16.085164  

  470 06:17:16.091720  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  471 06:17:16.098636  FMAP: Found "FLASH" version 1.1 at c10000.

  472 06:17:16.101688  FMAP: base = ff000000 size = 1000000 #areas = 33

  473 06:17:16.108244  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  474 06:17:16.111974  WARNING: RO_VPD is uninitialized or empty.

  475 06:17:16.115041  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  476 06:17:16.121685  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  477 06:17:16.121770  Normal boot.

  478 06:17:16.127962  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  479 06:17:16.134849  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  480 06:17:16.138135  CBFS: Locating 'cpu_microcode_blob.bin'

  481 06:17:16.141508  CBFS: Found @ offset 11100 size d7c00

  482 06:17:16.144773  microcode: sig=0x806e9 pf=0x10 revision=0x97

  483 06:17:16.148084  Skip microcode update

  484 06:17:16.154487  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  485 06:17:16.157994  CBFS: Locating 'fsps.bin'

  486 06:17:16.161172  CBFS: Found @ offset 167fc0 size 2f000

  487 06:17:16.186338  Detected 2 core, 4 thread CPU.

  488 06:17:16.190132  Setting up SMI for CPU

  489 06:17:16.193297  IED base = 0x7b400000

  490 06:17:16.193381  IED size = 0x00400000

  491 06:17:16.196366  Will perform SMM setup.

  492 06:17:16.203043  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  493 06:17:16.209526  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  494 06:17:16.212883  Processing 16 relocs. Offset value of 0x00030000

  495 06:17:16.217064  Attempting to start 3 APs

  496 06:17:16.220364  Waiting for 10ms after sending INIT.

  497 06:17:16.236706  Waiting for 1st SIPI to complete...done.

  498 06:17:16.236792  AP: slot 3 apic_id 2.

  499 06:17:16.239752  AP: slot 2 apic_id 3.

  500 06:17:16.243149  Waiting for 2nd SIPI to complete...done.

  501 06:17:16.246117  AP: slot 1 apic_id 1.

  502 06:17:16.252757  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  503 06:17:16.259797  Processing 13 relocs. Offset value of 0x00038000

  504 06:17:16.266210  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  505 06:17:16.269450  Installing SMM handler to 0x7b000000

  506 06:17:16.276155  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  507 06:17:16.282407  Processing 243 relocs. Offset value of 0x7b010000

  508 06:17:16.289059  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  509 06:17:16.295853  Processing 13 relocs. Offset value of 0x7b008000

  510 06:17:16.299144  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  511 06:17:16.305784  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  512 06:17:16.312247  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  513 06:17:16.318827  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  514 06:17:16.321907  Clearing SMI status registers

  515 06:17:16.326076  SMI_STS: PM1 

  516 06:17:16.326159  PM1_STS: PWRBTN 

  517 06:17:16.328905  TCO_STS: BOOT SECOND_TO 

  518 06:17:16.332117  New SMBASE 0x7b000000

  519 06:17:16.332201  In relocation handler: CPU 0

  520 06:17:16.338549  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  521 06:17:16.342035  Writing SMRR. base = 0x7b000006, mask=0xff800800

  522 06:17:16.345187  Relocation complete.

  523 06:17:16.348545  New SMBASE 0x7afffc00

  524 06:17:16.348628  In relocation handler: CPU 1

  525 06:17:16.355003  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  526 06:17:16.358454  Writing SMRR. base = 0x7b000006, mask=0xff800800

  527 06:17:16.361512  Relocation complete.

  528 06:17:16.364846  New SMBASE 0x7afff400

  529 06:17:16.364930  In relocation handler: CPU 3

  530 06:17:16.371516  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  531 06:17:16.374894  Writing SMRR. base = 0x7b000006, mask=0xff800800

  532 06:17:16.377940  Relocation complete.

  533 06:17:16.378023  New SMBASE 0x7afff800

  534 06:17:16.381226  In relocation handler: CPU 2

  535 06:17:16.387713  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  536 06:17:16.391407  Writing SMRR. base = 0x7b000006, mask=0xff800800

  537 06:17:16.394448  Relocation complete.

  538 06:17:16.394622  Initializing CPU #0

  539 06:17:16.397556  CPU: vendor Intel device 806e9

  540 06:17:16.400872  CPU: family 06, model 8e, stepping 09

  541 06:17:16.407545  Setting up local APIC... apic_id: 0x00 done.

  542 06:17:16.410893  Turbo is available but hidden

  543 06:17:16.414093  Turbo has been enabled

  544 06:17:16.414178  SGX : param.enable = 0

  545 06:17:16.417553  Skip microcode update

  546 06:17:16.420814  CPU #0 initialized

  547 06:17:16.420898  Initializing CPU #1

  548 06:17:16.424088  Initializing CPU #2

  549 06:17:16.424172  Initializing CPU #3

  550 06:17:16.427194  CPU: vendor Intel device 806e9

  551 06:17:16.430430  CPU: family 06, model 8e, stepping 09

  552 06:17:16.433816  CPU: vendor Intel device 806e9

  553 06:17:16.440663  CPU: family 06, model 8e, stepping 09

  554 06:17:16.444058  Setting up local APIC...CPU: vendor Intel device 806e9

  555 06:17:16.447459  CPU: family 06, model 8e, stepping 09

  556 06:17:16.453899  Setting up local APIC...Setting up local APIC... apic_id: 0x02 done.

  557 06:17:16.457417   apic_id: 0x03 done.

  558 06:17:16.460253  Skip microcode update

  559 06:17:16.460337  Skip microcode update

  560 06:17:16.463579  CPU #3 initialized

  561 06:17:16.466886  CPU #2 initialized

  562 06:17:16.466970   apic_id: 0x01 done.

  563 06:17:16.470107  Skip microcode update

  564 06:17:16.473711  CPU #1 initialized

  565 06:17:16.476705  bsp_do_flight_plan done after 229 msecs.

  566 06:17:16.480015  CPU: frequency set to 3400 MHz

  567 06:17:16.480099  Enabling SMIs.

  568 06:17:16.483412  Locking SMM.

  569 06:17:16.483496  VMX : param.enable = 1

  570 06:17:16.486635  VMX status: enabled, unlocked

  571 06:17:16.489857  SGX: pre-conditions not met

  572 06:17:16.493038  VMX status: enabled, unlocked

  573 06:17:16.496266  SGX: pre-conditions not met

  574 06:17:16.499576  VMX status: enabled, unlocked

  575 06:17:16.502980  VMX status: enabled, unlocked

  576 06:17:16.506506  SGX: pre-conditions not met

  577 06:17:16.506608  SGX: pre-conditions not met

  578 06:17:16.512880  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  579 06:17:16.516130  CBFS: Locating 'vbt.bin'

  580 06:17:16.519408  CBFS: Found @ offset 103a00 size 48e

  581 06:17:16.526203  Found a VBT of 4608 bytes after decompression

  582 06:17:16.529670  psys_pmax = 360

  583 06:17:16.532361  FMAP: area GBB found @ c11000 (978944 bytes)

  584 06:17:16.644715  ITSS IRQ Polarities Before:

  585 06:17:16.648394  IPC0: 0x00ff4000

  586 06:17:16.648479  IPC1: 0x00000007

  587 06:17:16.651438  IPC2: 0x00000000

  588 06:17:16.651523  IPC3: 0x00000000

  589 06:17:16.654781  ITSS IRQ Polarities After:

  590 06:17:16.657914  IPC0: 0x00ff4000

  591 06:17:16.658006  IPC1: 0x00000007

  592 06:17:16.661200  IPC2: 0x00000000

  593 06:17:16.661283  IPC3: 0x00000000

  594 06:17:16.668166  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  595 06:17:16.674504  BS: BS_DEV_INIT_CHIPS times (us): entry 376200 run 166607 exit 0

  596 06:17:16.678158  Enumerating buses...

  597 06:17:16.681067  Show all devs... Before device enumeration.

  598 06:17:16.684701  Root Device: enabled 1

  599 06:17:16.684785  CPU_CLUSTER: 0: enabled 1

  600 06:17:16.687936  DOMAIN: 0000: enabled 1

  601 06:17:16.691094  APIC: 00: enabled 1

  602 06:17:16.694197  PCI: 00:00.0: enabled 1

  603 06:17:16.694281  PCI: 00:02.0: enabled 1

  604 06:17:16.697462  PCI: 00:14.0: enabled 1

  605 06:17:16.701080  PCI: 00:14.1: enabled 0

  606 06:17:16.704376  PCI: 00:14.2: enabled 1

  607 06:17:16.704459  PCI: 00:15.0: enabled 1

  608 06:17:16.707376  PCI: 00:15.1: enabled 1

  609 06:17:16.710911  PCI: 00:15.2: enabled 0

  610 06:17:16.710994  PCI: 00:15.3: enabled 0

  611 06:17:16.714280  PCI: 00:16.0: enabled 1

  612 06:17:16.717500  PCI: 00:16.1: enabled 0

  613 06:17:16.721012  PCI: 00:16.2: enabled 0

  614 06:17:16.721095  PCI: 00:16.3: enabled 0

  615 06:17:16.724196  PCI: 00:16.4: enabled 0

  616 06:17:16.727477  PCI: 00:17.0: enabled 0

  617 06:17:16.730463  PCI: 00:19.0: enabled 1

  618 06:17:16.730546  PCI: 00:19.1: enabled 1

  619 06:17:16.734247  PCI: 00:19.2: enabled 0

  620 06:17:16.737652  PCI: 00:1c.0: enabled 1

  621 06:17:16.740461  PCI: 00:1c.1: enabled 0

  622 06:17:16.740545  PCI: 00:1c.2: enabled 0

  623 06:17:16.743753  PCI: 00:1c.3: enabled 0

  624 06:17:16.747128  PCI: 00:1c.4: enabled 0

  625 06:17:16.747212  PCI: 00:1c.5: enabled 0

  626 06:17:16.750741  PCI: 00:1c.6: enabled 0

  627 06:17:16.753809  PCI: 00:1c.7: enabled 0

  628 06:17:16.757132  PCI: 00:1d.0: enabled 0

  629 06:17:16.757215  PCI: 00:1d.1: enabled 0

  630 06:17:16.760534  PCI: 00:1d.2: enabled 0

  631 06:17:16.763987  PCI: 00:1d.3: enabled 0

  632 06:17:16.767340  PCI: 00:1e.0: enabled 1

  633 06:17:16.767423  PCI: 00:1e.1: enabled 0

  634 06:17:16.770256  PCI: 00:1e.2: enabled 1

  635 06:17:16.773844  PCI: 00:1e.3: enabled 0

  636 06:17:16.777045  PCI: 00:1e.4: enabled 1

  637 06:17:16.777128  PCI: 00:1e.5: enabled 0

  638 06:17:16.780356  PCI: 00:1e.6: enabled 1

  639 06:17:16.783484  PCI: 00:1f.0: enabled 1

  640 06:17:16.786830  PCI: 00:1f.1: enabled 1

  641 06:17:16.786914  PCI: 00:1f.2: enabled 1

  642 06:17:16.790154  PCI: 00:1f.3: enabled 1

  643 06:17:16.793409  PCI: 00:1f.4: enabled 1

  644 06:17:16.793492  PCI: 00:1f.5: enabled 1

  645 06:17:16.797008  PCI: 00:1f.6: enabled 0

  646 06:17:16.800132  USB0 port 0: enabled 1

  647 06:17:16.803327  I2C: 00:5c: enabled 1

  648 06:17:16.803410  I2C: 00:15: enabled 1

  649 06:17:16.806856  I2C: 00:39: enabled 1

  650 06:17:16.810010  I2C: 00:3a: enabled 1

  651 06:17:16.810094  I2C: 00:1a: enabled 1

  652 06:17:16.813616  PCI: 00:00.0: enabled 1

  653 06:17:16.816862  SPI: 00: enabled 1

  654 06:17:16.816945  PNP: 0c09.0: enabled 1

  655 06:17:16.820224  USB2 port 0: enabled 1

  656 06:17:16.823494  USB2 port 1: enabled 1

  657 06:17:16.823578  USB2 port 2: enabled 1

  658 06:17:16.826726  USB2 port 4: enabled 1

  659 06:17:16.829981  USB2 port 8: enabled 1

  660 06:17:16.830064  APIC: 01: enabled 1

  661 06:17:16.833355  APIC: 03: enabled 1

  662 06:17:16.836474  APIC: 02: enabled 1

  663 06:17:16.836557  Compare with tree...

  664 06:17:16.839878  Root Device: enabled 1

  665 06:17:16.843180   CPU_CLUSTER: 0: enabled 1

  666 06:17:16.846485    APIC: 00: enabled 1

  667 06:17:16.846569    APIC: 01: enabled 1

  668 06:17:16.849805    APIC: 03: enabled 1

  669 06:17:16.853284    APIC: 02: enabled 1

  670 06:17:16.853367   DOMAIN: 0000: enabled 1

  671 06:17:16.856472    PCI: 00:00.0: enabled 1

  672 06:17:16.859819    PCI: 00:02.0: enabled 1

  673 06:17:16.862877    PCI: 00:14.0: enabled 1

  674 06:17:16.866183     USB0 port 0: enabled 1

  675 06:17:16.866266      USB2 port 0: enabled 1

  676 06:17:16.869427      USB2 port 1: enabled 1

  677 06:17:16.873317      USB2 port 2: enabled 1

  678 06:17:16.876689      USB2 port 4: enabled 1

  679 06:17:16.879538      USB2 port 8: enabled 1

  680 06:17:16.879622    PCI: 00:14.1: enabled 0

  681 06:17:16.882908    PCI: 00:14.2: enabled 1

  682 06:17:16.886115    PCI: 00:15.0: enabled 1

  683 06:17:16.889548     I2C: 00:5c: enabled 1

  684 06:17:16.892983    PCI: 00:15.1: enabled 1

  685 06:17:16.893066     I2C: 00:15: enabled 1

  686 06:17:16.896028    PCI: 00:15.2: enabled 0

  687 06:17:16.899271    PCI: 00:15.3: enabled 0

  688 06:17:16.902681    PCI: 00:16.0: enabled 1

  689 06:17:16.906179    PCI: 00:16.1: enabled 0

  690 06:17:16.906262    PCI: 00:16.2: enabled 0

  691 06:17:16.909692    PCI: 00:16.3: enabled 0

  692 06:17:16.912793    PCI: 00:16.4: enabled 0

  693 06:17:16.915743    PCI: 00:17.0: enabled 0

  694 06:17:16.915827    PCI: 00:19.0: enabled 1

  695 06:17:16.919392    PCI: 00:19.1: enabled 1

  696 06:17:16.922561     I2C: 00:39: enabled 1

  697 06:17:16.926039     I2C: 00:3a: enabled 1

  698 06:17:16.929171     I2C: 00:1a: enabled 1

  699 06:17:16.929254    PCI: 00:19.2: enabled 0

  700 06:17:16.932674    PCI: 00:1c.0: enabled 1

  701 06:17:16.935708     PCI: 00:00.0: enabled 1

  702 06:17:16.939231    PCI: 00:1c.1: enabled 0

  703 06:17:16.942401    PCI: 00:1c.2: enabled 0

  704 06:17:16.942484    PCI: 00:1c.3: enabled 0

  705 06:17:16.945828    PCI: 00:1c.4: enabled 0

  706 06:17:16.949294    PCI: 00:1c.5: enabled 0

  707 06:17:16.952469    PCI: 00:1c.6: enabled 0

  708 06:17:16.955742    PCI: 00:1c.7: enabled 0

  709 06:17:16.955825    PCI: 00:1d.0: enabled 0

  710 06:17:16.958750    PCI: 00:1d.1: enabled 0

  711 06:17:16.962317    PCI: 00:1d.2: enabled 0

  712 06:17:16.966086    PCI: 00:1d.3: enabled 0

  713 06:17:16.968952    PCI: 00:1e.0: enabled 1

  714 06:17:16.969035    PCI: 00:1e.1: enabled 0

  715 06:17:16.972168    PCI: 00:1e.2: enabled 1

  716 06:17:16.975244     SPI: 00: enabled 1

  717 06:17:16.978620    PCI: 00:1e.3: enabled 0

  718 06:17:16.978704    PCI: 00:1e.4: enabled 1

  719 06:17:16.982072    PCI: 00:1e.5: enabled 0

  720 06:17:16.985350    PCI: 00:1e.6: enabled 1

  721 06:17:16.988921    PCI: 00:1f.0: enabled 1

  722 06:17:16.991736     PNP: 0c09.0: enabled 1

  723 06:17:16.991819    PCI: 00:1f.1: enabled 1

  724 06:17:16.995175    PCI: 00:1f.2: enabled 1

  725 06:17:16.998459    PCI: 00:1f.3: enabled 1

  726 06:17:17.001842    PCI: 00:1f.4: enabled 1

  727 06:17:17.004946    PCI: 00:1f.5: enabled 1

  728 06:17:17.005029    PCI: 00:1f.6: enabled 0

  729 06:17:17.008802  Root Device scanning...

  730 06:17:17.011917  root_dev_scan_bus for Root Device

  731 06:17:17.014990  CPU_CLUSTER: 0 enabled

  732 06:17:17.018396  DOMAIN: 0000 enabled

  733 06:17:17.018480  DOMAIN: 0000 scanning...

  734 06:17:17.021823  PCI: pci_scan_bus for bus 00

  735 06:17:17.024704  PCI: 00:00.0 [8086/0000] ops

  736 06:17:17.028312  PCI: 00:00.0 [8086/590c] enabled

  737 06:17:17.031664  PCI: 00:02.0 [8086/0000] ops

  738 06:17:17.035004  PCI: 00:02.0 [8086/591c] enabled

  739 06:17:17.038433  PCI: 00:04.0 [8086/1903] enabled

  740 06:17:17.041329  PCI: 00:08.0 [8086/1911] enabled

  741 06:17:17.044625  PCI: 00:14.0 [8086/0000] bus ops

  742 06:17:17.048321  PCI: 00:14.0 [8086/9d2f] enabled

  743 06:17:17.051328  PCI: 00:14.2 [8086/9d31] enabled

  744 06:17:17.054652  PCI: 00:15.0 [8086/0000] bus ops

  745 06:17:17.058061  PCI: 00:15.0 [8086/9d60] enabled

  746 06:17:17.061551  PCI: 00:15.1 [8086/0000] bus ops

  747 06:17:17.064529  PCI: 00:15.1 [8086/9d61] enabled

  748 06:17:17.068170  PCI: 00:16.0 [8086/0000] ops

  749 06:17:17.071364  PCI: 00:16.0 [8086/9d3a] enabled

  750 06:17:17.074484  PCI: 00:19.0 [8086/0000] ops

  751 06:17:17.078013  PCI: 00:19.0 [8086/9d66] enabled

  752 06:17:17.081004  PCI: 00:19.1 [8086/0000] bus ops

  753 06:17:17.084796  PCI: 00:19.1 [8086/9d65] enabled

  754 06:17:17.087956  PCI: 00:1c.0 [8086/0000] bus ops

  755 06:17:17.091072  PCI: 00:1c.0 [8086/9d10] enabled

  756 06:17:17.094413  PCI: 00:1e.0 [8086/0000] ops

  757 06:17:17.097630  PCI: 00:1e.0 [8086/9d27] enabled

  758 06:17:17.101229  PCI: 00:1e.2 [8086/0000] bus ops

  759 06:17:17.104306  PCI: 00:1e.2 [8086/9d29] enabled

  760 06:17:17.107452  PCI: 00:1e.4 [8086/9d2b] enabled

  761 06:17:17.110804  PCI: 00:1e.6 [8086/0000] ops

  762 06:17:17.114657  PCI: 00:1e.6 [8086/9d2d] enabled

  763 06:17:17.117382  PCI: 00:1f.0 [8086/0000] bus ops

  764 06:17:17.120883  PCI: 00:1f.0 [8086/9d4b] enabled

  765 06:17:17.124091  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  766 06:17:17.127463  PCI: 00:1f.2 [8086/0000] bus ops

  767 06:17:17.130601  PCI: 00:1f.2 [8086/9d21] enabled

  768 06:17:17.134096  PCI: 00:1f.3 [8086/0000] bus ops

  769 06:17:17.137295  PCI: 00:1f.3 [8086/9d71] enabled

  770 06:17:17.140674  PCI: 00:1f.4 [8086/0000] bus ops

  771 06:17:17.143884  PCI: 00:1f.4 [8086/9d23] enabled

  772 06:17:17.147266  PCI: 00:1f.5 [8086/0000] bus ops

  773 06:17:17.150527  PCI: 00:1f.5 [8086/9d24] enabled

  774 06:17:17.153763  PCI: 00:14.0 scanning...

  775 06:17:17.157402  scan_usb_bus for PCI: 00:14.0

  776 06:17:17.160251  USB0 port 0 enabled

  777 06:17:17.160334  USB0 port 0 scanning...

  778 06:17:17.163719  scan_usb_bus for USB0 port 0

  779 06:17:17.166958  USB2 port 0 enabled

  780 06:17:17.170280  USB2 port 1 enabled

  781 06:17:17.170363  USB2 port 2 enabled

  782 06:17:17.173586  USB2 port 4 enabled

  783 06:17:17.176929  USB2 port 8 enabled

  784 06:17:17.177012  USB2 port 0 scanning...

  785 06:17:17.180176  scan_usb_bus for USB2 port 0

  786 06:17:17.183719  scan_usb_bus for USB2 port 0 done

  787 06:17:17.190214  scan_bus: scanning of bus USB2 port 0 took 8979 usecs

  788 06:17:17.193318  USB2 port 1 scanning...

  789 06:17:17.196565  scan_usb_bus for USB2 port 1

  790 06:17:17.199941  scan_usb_bus for USB2 port 1 done

  791 06:17:17.203204  scan_bus: scanning of bus USB2 port 1 took 8967 usecs

  792 06:17:17.206549  USB2 port 2 scanning...

  793 06:17:17.209959  scan_usb_bus for USB2 port 2

  794 06:17:17.213045  scan_usb_bus for USB2 port 2 done

  795 06:17:17.216651  scan_bus: scanning of bus USB2 port 2 took 8972 usecs

  796 06:17:17.220056  USB2 port 4 scanning...

  797 06:17:17.223029  scan_usb_bus for USB2 port 4

  798 06:17:17.226405  scan_usb_bus for USB2 port 4 done

  799 06:17:17.232869  scan_bus: scanning of bus USB2 port 4 took 8974 usecs

  800 06:17:17.236255  USB2 port 8 scanning...

  801 06:17:17.236339  scan_usb_bus for USB2 port 8

  802 06:17:17.242819  scan_usb_bus for USB2 port 8 done

  803 06:17:17.246029  scan_bus: scanning of bus USB2 port 8 took 8967 usecs

  804 06:17:17.249464  scan_usb_bus for USB0 port 0 done

  805 06:17:17.256501  scan_bus: scanning of bus USB0 port 0 took 90972 usecs

  806 06:17:17.259223  scan_usb_bus for PCI: 00:14.0 done

  807 06:17:17.266427  scan_bus: scanning of bus PCI: 00:14.0 took 107768 usecs

  808 06:17:17.266512  PCI: 00:15.0 scanning...

  809 06:17:17.269565  scan_generic_bus for PCI: 00:15.0

  810 06:17:17.275876  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  811 06:17:17.279164  scan_generic_bus for PCI: 00:15.0 done

  812 06:17:17.286005  scan_bus: scanning of bus PCI: 00:15.0 took 14148 usecs

  813 06:17:17.286090  PCI: 00:15.1 scanning...

  814 06:17:17.289024  scan_generic_bus for PCI: 00:15.1

  815 06:17:17.296021  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  816 06:17:17.298992  scan_generic_bus for PCI: 00:15.1 done

  817 06:17:17.302849  scan_bus: scanning of bus PCI: 00:15.1 took 14158 usecs

  818 06:17:17.306090  PCI: 00:19.1 scanning...

  819 06:17:17.308806  scan_generic_bus for PCI: 00:19.1

  820 06:17:17.315612  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  821 06:17:17.318885  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  822 06:17:17.322181  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  823 06:17:17.325324  scan_generic_bus for PCI: 00:19.1 done

  824 06:17:17.332199  scan_bus: scanning of bus PCI: 00:19.1 took 22376 usecs

  825 06:17:17.335455  PCI: 00:1c.0 scanning...

  826 06:17:17.338590  do_pci_scan_bridge for PCI: 00:1c.0

  827 06:17:17.341758  PCI: pci_scan_bus for bus 01

  828 06:17:17.345046  PCI: 01:00.0 [8086/095a] enabled

  829 06:17:17.348479  Capability: type 0x01 @ 0xc8

  830 06:17:17.351917  Capability: type 0x05 @ 0xd0

  831 06:17:17.352001  Capability: type 0x10 @ 0x40

  832 06:17:17.355072  Capability: type 0x10 @ 0x40

  833 06:17:17.358490  Enabling Common Clock Configuration

  834 06:17:17.365160  L1 Sub-State supported from root port 28

  835 06:17:17.365244  L1 Sub-State Support = 0xf

  836 06:17:17.368465  CommonModeRestoreTime = 0x28

  837 06:17:17.374941  Power On Value = 0x1e, Power On Scale = 0x0

  838 06:17:17.375026  ASPM: Enabled L1

  839 06:17:17.378121  Capability: type 0x01 @ 0xc8

  840 06:17:17.381586  Capability: type 0x05 @ 0xd0

  841 06:17:17.384734  Capability: type 0x10 @ 0x40

  842 06:17:17.391457  scan_bus: scanning of bus PCI: 00:1c.0 took 53544 usecs

  843 06:17:17.391541  PCI: 00:1e.2 scanning...

  844 06:17:17.397970  scan_generic_bus for PCI: 00:1e.2

  845 06:17:17.401441  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  846 06:17:17.404671  scan_generic_bus for PCI: 00:1e.2 done

  847 06:17:17.411373  scan_bus: scanning of bus PCI: 00:1e.2 took 13854 usecs

  848 06:17:17.411457  PCI: 00:1f.0 scanning...

  849 06:17:17.414725  scan_lpc_bus for PCI: 00:1f.0

  850 06:17:17.417839  PNP: 0c09.0 enabled

  851 06:17:17.421086  scan_lpc_bus for PCI: 00:1f.0 done

  852 06:17:17.428030  scan_bus: scanning of bus PCI: 00:1f.0 took 11318 usecs

  853 06:17:17.428114  PCI: 00:1f.2 scanning...

  854 06:17:17.431187  scan_lpc_bus for PCI: 00:1f.2

  855 06:17:17.434443  scan_lpc_bus for PCI: 00:1f.2 done

  856 06:17:17.440919  scan_bus: scanning of bus PCI: 00:1f.2 took 9285 usecs

  857 06:17:17.444191  PCI: 00:1f.3 scanning...

  858 06:17:17.450682  scan_bus: scanning of bus PCI: 00:1f.3 took 2717 usecs

  859 06:17:17.450766  PCI: 00:1f.4 scanning...

  860 06:17:17.454166  scan_generic_bus for PCI: 00:1f.4

  861 06:17:17.460961  scan_generic_bus for PCI: 00:1f.4 done

  862 06:17:17.464215  scan_bus: scanning of bus PCI: 00:1f.4 took 10037 usecs

  863 06:17:17.467603  PCI: 00:1f.5 scanning...

  864 06:17:17.471031  scan_generic_bus for PCI: 00:1f.5

  865 06:17:17.474322  scan_generic_bus for PCI: 00:1f.5 done

  866 06:17:17.480704  scan_bus: scanning of bus PCI: 00:1f.5 took 10036 usecs

  867 06:17:17.486942  scan_bus: scanning of bus DOMAIN: 0000 took 466098 usecs

  868 06:17:17.490736  root_dev_scan_bus for Root Device done

  869 06:17:17.497218  scan_bus: scanning of bus Root Device took 486199 usecs

  870 06:17:17.497301  done

  871 06:17:17.500756  Chrome EC: UHEPI supported

  872 06:17:17.506914  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  873 06:17:17.510458  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  874 06:17:17.520188  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  875 06:17:17.526962  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  876 06:17:17.530414  SPI flash protection: WPSW=0 SRP0=0

  877 06:17:17.536809  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  878 06:17:17.543375  BS: BS_DEV_ENUMERATE times (us): entry 0 run 826066 exit 39497

  879 06:17:17.543464  found VGA at PCI: 00:02.0

  880 06:17:17.546695  Setting up VGA for PCI: 00:02.0

  881 06:17:17.553231  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  882 06:17:17.556388  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  883 06:17:17.559935  Allocating resources...

  884 06:17:17.563175  Reading resources...

  885 06:17:17.566614  Root Device read_resources bus 0 link: 0

  886 06:17:17.569955  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  887 06:17:17.576392  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  888 06:17:17.579721  DOMAIN: 0000 read_resources bus 0 link: 0

  889 06:17:17.586272  PCI: 00:14.0 read_resources bus 0 link: 0

  890 06:17:17.589741  USB0 port 0 read_resources bus 0 link: 0

  891 06:17:17.596280  USB0 port 0 read_resources bus 0 link: 0 done

  892 06:17:17.599764  PCI: 00:14.0 read_resources bus 0 link: 0 done

  893 06:17:17.605893  PCI: 00:15.0 read_resources bus 1 link: 0

  894 06:17:17.609362  PCI: 00:15.0 read_resources bus 1 link: 0 done

  895 06:17:17.615659  PCI: 00:15.1 read_resources bus 2 link: 0

  896 06:17:17.619590  PCI: 00:15.1 read_resources bus 2 link: 0 done

  897 06:17:17.625775  PCI: 00:19.1 read_resources bus 3 link: 0

  898 06:17:17.628861  PCI: 00:19.1 read_resources bus 3 link: 0 done

  899 06:17:17.635784  PCI: 00:1c.0 read_resources bus 1 link: 0

  900 06:17:17.639313  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  901 06:17:17.645658  PCI: 00:1e.2 read_resources bus 4 link: 0

  902 06:17:17.648990  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  903 06:17:17.655569  PCI: 00:1f.0 read_resources bus 0 link: 0

  904 06:17:17.658483  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  905 06:17:17.664834  DOMAIN: 0000 read_resources bus 0 link: 0 done

  906 06:17:17.668389  Root Device read_resources bus 0 link: 0 done

  907 06:17:17.671597  Done reading resources.

  908 06:17:17.678122  Show resources in subtree (Root Device)...After reading.

  909 06:17:17.681431   Root Device child on link 0 CPU_CLUSTER: 0

  910 06:17:17.684668    CPU_CLUSTER: 0 child on link 0 APIC: 00

  911 06:17:17.688166     APIC: 00

  912 06:17:17.688245     APIC: 01

  913 06:17:17.691273     APIC: 03

  914 06:17:17.691344     APIC: 02

  915 06:17:17.694655    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  916 06:17:17.704439    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  917 06:17:17.714835    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  918 06:17:17.714920     PCI: 00:00.0

  919 06:17:17.724738     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  920 06:17:17.734204     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  921 06:17:17.744499     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  922 06:17:17.754068     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  923 06:17:17.764478     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  924 06:17:17.770878     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  925 06:17:17.780912     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  926 06:17:17.790608     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  927 06:17:17.800455     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  928 06:17:17.810206     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  929 06:17:17.820125     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  930 06:17:17.826753     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  931 06:17:17.836635     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  932 06:17:17.846556     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  933 06:17:17.856706     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  934 06:17:17.856790     PCI: 00:02.0

  935 06:17:17.869821     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  936 06:17:17.879809     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  937 06:17:17.886307     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  938 06:17:17.889456     PCI: 00:04.0

  939 06:17:17.899249     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  940 06:17:17.899335     PCI: 00:08.0

  941 06:17:17.909123     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  942 06:17:17.915922     PCI: 00:14.0 child on link 0 USB0 port 0

  943 06:17:17.925754     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  944 06:17:17.929151      USB0 port 0 child on link 0 USB2 port 0

  945 06:17:17.929236       USB2 port 0

  946 06:17:17.932415       USB2 port 1

  947 06:17:17.932498       USB2 port 2

  948 06:17:17.935843       USB2 port 4

  949 06:17:17.938827       USB2 port 8

  950 06:17:17.938910     PCI: 00:14.1

  951 06:17:17.942460     PCI: 00:14.2

  952 06:17:17.952176     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  953 06:17:17.955448     PCI: 00:15.0 child on link 0 I2C: 01:5c

  954 06:17:17.965491     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  955 06:17:17.965616      I2C: 01:5c

  956 06:17:17.972156     PCI: 00:15.1 child on link 0 I2C: 02:15

  957 06:17:17.981989     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  958 06:17:17.982073      I2C: 02:15

  959 06:17:17.985303     PCI: 00:15.2

  960 06:17:17.985385     PCI: 00:15.3

  961 06:17:17.988610     PCI: 00:16.0

  962 06:17:17.998480     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  963 06:17:17.998564     PCI: 00:16.1

  964 06:17:18.001769     PCI: 00:16.2

  965 06:17:18.001853     PCI: 00:16.3

  966 06:17:18.004899     PCI: 00:16.4

  967 06:17:18.004981     PCI: 00:17.0

  968 06:17:18.008390     PCI: 00:19.0

  969 06:17:18.018512     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  970 06:17:18.027866     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  971 06:17:18.031402     PCI: 00:19.1 child on link 0 I2C: 03:39

  972 06:17:18.041446     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  973 06:17:18.044521      I2C: 03:39

  974 06:17:18.044653      I2C: 03:3a

  975 06:17:18.047999      I2C: 03:1a

  976 06:17:18.048082     PCI: 00:19.2

  977 06:17:18.054922     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  978 06:17:18.061332     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  979 06:17:18.070970     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  980 06:17:18.080830     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  981 06:17:18.080915      PCI: 01:00.0

  982 06:17:18.090698      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  983 06:17:18.094086     PCI: 00:1c.1

  984 06:17:18.094170     PCI: 00:1c.2

  985 06:17:18.097410     PCI: 00:1c.3

  986 06:17:18.097520     PCI: 00:1c.4

  987 06:17:18.100716     PCI: 00:1c.5

  988 06:17:18.100799     PCI: 00:1c.6

  989 06:17:18.104229     PCI: 00:1c.7

  990 06:17:18.104313     PCI: 00:1d.0

  991 06:17:18.107680     PCI: 00:1d.1

  992 06:17:18.107763     PCI: 00:1d.2

  993 06:17:18.110900     PCI: 00:1d.3

  994 06:17:18.110984     PCI: 00:1e.0

  995 06:17:18.120781     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  996 06:17:18.123745     PCI: 00:1e.1

  997 06:17:18.127144     PCI: 00:1e.2 child on link 0 SPI: 00

  998 06:17:18.137330     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  999 06:17:18.141154      SPI: 00

 1000 06:17:18.141237     PCI: 00:1e.3

 1001 06:17:18.143747     PCI: 00:1e.4

 1002 06:17:18.153702     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1003 06:17:18.153787     PCI: 00:1e.5

 1004 06:17:18.156995     PCI: 00:1e.6

 1005 06:17:18.166832     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1006 06:17:18.170061     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1007 06:17:18.176848     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1008 06:17:18.179876      PNP: 0c09.0

 1009 06:17:18.189874      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1010 06:17:18.189959     PCI: 00:1f.1

 1011 06:17:18.193158     PCI: 00:1f.2

 1012 06:17:18.200162     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1013 06:17:18.209853     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1014 06:17:18.219792     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1015 06:17:18.219876     PCI: 00:1f.3

 1016 06:17:18.229992     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1017 06:17:18.242853     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1018 06:17:18.242938     PCI: 00:1f.4

 1019 06:17:18.253069     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1020 06:17:18.262997     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1021 06:17:18.263083     PCI: 00:1f.5

 1022 06:17:18.272838     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1023 06:17:18.272922     PCI: 00:1f.6

 1024 06:17:18.279676  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1025 06:17:18.286059  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1026 06:17:18.292441  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1027 06:17:18.296135  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1028 06:17:18.302668  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1029 06:17:18.309080  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1030 06:17:18.318976  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1031 06:17:18.371850  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1032 06:17:18.372130  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1033 06:17:18.372393  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1034 06:17:18.372643  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1035 06:17:18.373025  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1036 06:17:18.373108  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1037 06:17:18.373364  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1038 06:17:18.373445  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1039 06:17:18.373731  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1040 06:17:18.421794  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1041 06:17:18.421882  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1042 06:17:18.422131  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1043 06:17:18.422224  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1044 06:17:18.422632  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1045 06:17:18.422939  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1046 06:17:18.423015  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1047 06:17:18.423105  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1048 06:17:18.423205  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1049 06:17:18.423316  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1050 06:17:18.423406  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1051 06:17:18.471538  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1052 06:17:18.471994  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1053 06:17:18.472272  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1054 06:17:18.472344  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1055 06:17:18.472406  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1056 06:17:18.473143  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1057 06:17:18.473241  avoid_fixed_resources: DOMAIN: 0000

 1058 06:17:18.473526  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1059 06:17:18.473664  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1060 06:17:18.478318  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1061 06:17:18.488300  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1062 06:17:18.494771  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1063 06:17:18.501533  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1064 06:17:18.507794  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1065 06:17:18.517706  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1066 06:17:18.524673  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1067 06:17:18.531300  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1068 06:17:18.540776  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1069 06:17:18.547689  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1070 06:17:18.547773  Setting resources...

 1071 06:17:18.554146  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1072 06:17:18.561003  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1073 06:17:18.564281  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1074 06:17:18.570545  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1075 06:17:18.577296  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1076 06:17:18.587251  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1077 06:17:18.590907  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1078 06:17:18.597035  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1079 06:17:18.600542  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1080 06:17:18.606907  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1081 06:17:18.610223  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1082 06:17:18.613359  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1083 06:17:18.620048  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1084 06:17:18.623745  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1085 06:17:18.630281  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1086 06:17:18.633271  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1087 06:17:18.640090  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1088 06:17:18.643563  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1089 06:17:18.650027  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1090 06:17:18.653369  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1091 06:17:18.659809  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1092 06:17:18.663141  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1093 06:17:18.669573  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1094 06:17:18.673030  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1095 06:17:18.679784  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1096 06:17:18.682838  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1097 06:17:18.689463  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1098 06:17:18.696076  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1099 06:17:18.702625  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1100 06:17:18.709414  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1101 06:17:18.719173  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1102 06:17:18.722625  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1103 06:17:18.729297  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1104 06:17:18.735839  Root Device assign_resources, bus 0 link: 0

 1105 06:17:18.738961  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1106 06:17:18.748757  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1107 06:17:18.755642  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1108 06:17:18.762214  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1109 06:17:18.772280  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1110 06:17:18.778571  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1111 06:17:18.788283  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1112 06:17:18.791846  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1113 06:17:18.798288  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1114 06:17:18.804842  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1115 06:17:18.814707  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1116 06:17:18.818205  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1117 06:17:18.821762  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1118 06:17:18.831361  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1119 06:17:18.834713  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1120 06:17:18.841451  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1121 06:17:18.847827  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1122 06:17:18.854640  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1123 06:17:18.864586  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1124 06:17:18.867999  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1125 06:17:18.874120  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1126 06:17:18.880836  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1127 06:17:18.890813  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1128 06:17:18.900486  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1129 06:17:18.903976  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1130 06:17:18.910246  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1131 06:17:18.916983  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1132 06:17:18.923644  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1133 06:17:18.933190  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1134 06:17:18.936865  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1135 06:17:18.943334  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1136 06:17:18.950145  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1137 06:17:18.960117  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1138 06:17:18.963131  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1139 06:17:18.966400  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1140 06:17:18.973446  LPC: Trying to open IO window from 800 size 1ff

 1141 06:17:18.979869  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1142 06:17:18.989273  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1143 06:17:18.996071  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1144 06:17:19.005921  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1145 06:17:19.012512  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1146 06:17:19.015743  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1147 06:17:19.022405  Root Device assign_resources, bus 0 link: 0

 1148 06:17:19.025784  Done setting resources.

 1149 06:17:19.032513  Show resources in subtree (Root Device)...After assigning values.

 1150 06:17:19.035525   Root Device child on link 0 CPU_CLUSTER: 0

 1151 06:17:19.039104    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1152 06:17:19.039187     APIC: 00

 1153 06:17:19.042246     APIC: 01

 1154 06:17:19.042327     APIC: 03

 1155 06:17:19.045742     APIC: 02

 1156 06:17:19.049176    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1157 06:17:19.058808    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1158 06:17:19.069145    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1159 06:17:19.072053     PCI: 00:00.0

 1160 06:17:19.081957     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1161 06:17:19.088466     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1162 06:17:19.098267     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1163 06:17:19.108639     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1164 06:17:19.118173     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1165 06:17:19.128373     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1166 06:17:19.138065     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1167 06:17:19.144456     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1168 06:17:19.154693     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1169 06:17:19.164327     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1170 06:17:19.174246     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1171 06:17:19.184337     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1172 06:17:19.194567     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1173 06:17:19.201151     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1174 06:17:19.210971     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1175 06:17:19.214338     PCI: 00:02.0

 1176 06:17:19.224200     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1177 06:17:19.234406     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1178 06:17:19.243929     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1179 06:17:19.244398     PCI: 00:04.0

 1180 06:17:19.257687     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1181 06:17:19.258157     PCI: 00:08.0

 1182 06:17:19.267471     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1183 06:17:19.273760     PCI: 00:14.0 child on link 0 USB0 port 0

 1184 06:17:19.283469     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1185 06:17:19.286764      USB0 port 0 child on link 0 USB2 port 0

 1186 06:17:19.290121       USB2 port 0

 1187 06:17:19.290607       USB2 port 1

 1188 06:17:19.293521       USB2 port 2

 1189 06:17:19.294031       USB2 port 4

 1190 06:17:19.296709       USB2 port 8

 1191 06:17:19.297168     PCI: 00:14.1

 1192 06:17:19.300258     PCI: 00:14.2

 1193 06:17:19.310010     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1194 06:17:19.313548     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1195 06:17:19.323304     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1196 06:17:19.326925      I2C: 01:5c

 1197 06:17:19.330051     PCI: 00:15.1 child on link 0 I2C: 02:15

 1198 06:17:19.339868     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1199 06:17:19.342948      I2C: 02:15

 1200 06:17:19.343411     PCI: 00:15.2

 1201 06:17:19.346988     PCI: 00:15.3

 1202 06:17:19.347448     PCI: 00:16.0

 1203 06:17:19.356401     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1204 06:17:19.360018     PCI: 00:16.1

 1205 06:17:19.360478     PCI: 00:16.2

 1206 06:17:19.362826     PCI: 00:16.3

 1207 06:17:19.363286     PCI: 00:16.4

 1208 06:17:19.366158     PCI: 00:17.0

 1209 06:17:19.366618     PCI: 00:19.0

 1210 06:17:19.379849     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1211 06:17:19.389451     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1212 06:17:19.393115     PCI: 00:19.1 child on link 0 I2C: 03:39

 1213 06:17:19.402463     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1214 06:17:19.406217      I2C: 03:39

 1215 06:17:19.406679      I2C: 03:3a

 1216 06:17:19.407045      I2C: 03:1a

 1217 06:17:19.409367     PCI: 00:19.2

 1218 06:17:19.412535     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1219 06:17:19.422589     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1220 06:17:19.432227     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1221 06:17:19.441832     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1222 06:17:19.445480      PCI: 01:00.0

 1223 06:17:19.455120      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1224 06:17:19.458250     PCI: 00:1c.1

 1225 06:17:19.458388     PCI: 00:1c.2

 1226 06:17:19.462055     PCI: 00:1c.3

 1227 06:17:19.462175     PCI: 00:1c.4

 1228 06:17:19.464957     PCI: 00:1c.5

 1229 06:17:19.465076     PCI: 00:1c.6

 1230 06:17:19.468001     PCI: 00:1c.7

 1231 06:17:19.468107     PCI: 00:1d.0

 1232 06:17:19.471487     PCI: 00:1d.1

 1233 06:17:19.471592     PCI: 00:1d.2

 1234 06:17:19.474829     PCI: 00:1d.3

 1235 06:17:19.474923     PCI: 00:1e.0

 1236 06:17:19.484853     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1237 06:17:19.488050     PCI: 00:1e.1

 1238 06:17:19.491772     PCI: 00:1e.2 child on link 0 SPI: 00

 1239 06:17:19.501731     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1240 06:17:19.502060      SPI: 00

 1241 06:17:19.504697     PCI: 00:1e.3

 1242 06:17:19.504938     PCI: 00:1e.4

 1243 06:17:19.514924     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1244 06:17:19.518159     PCI: 00:1e.5

 1245 06:17:19.518551     PCI: 00:1e.6

 1246 06:17:19.531133     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1247 06:17:19.534712     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1248 06:17:19.544701     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1249 06:17:19.545247      PNP: 0c09.0

 1250 06:17:19.554425      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1251 06:17:19.554994     PCI: 00:1f.1

 1252 06:17:19.557545     PCI: 00:1f.2

 1253 06:17:19.568031     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1254 06:17:19.577661     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1255 06:17:19.584008     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1256 06:17:19.587245     PCI: 00:1f.3

 1257 06:17:19.597525     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1258 06:17:19.607123     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1259 06:17:19.610763     PCI: 00:1f.4

 1260 06:17:19.617093     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1261 06:17:19.630274     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1262 06:17:19.630836     PCI: 00:1f.5

 1263 06:17:19.639928     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1264 06:17:19.643514     PCI: 00:1f.6

 1265 06:17:19.646645  Done allocating resources.

 1266 06:17:19.650149  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113301 exit 29

 1267 06:17:19.653551  Enabling resources...

 1268 06:17:19.656441  PCI: 00:00.0 subsystem <- 8086/590c

 1269 06:17:19.659709  PCI: 00:00.0 cmd <- 06

 1270 06:17:19.663257  PCI: 00:02.0 subsystem <- 8086/591c

 1271 06:17:19.666482  PCI: 00:02.0 cmd <- 03

 1272 06:17:19.669564  PCI: 00:04.0 cmd <- 02

 1273 06:17:19.672855  PCI: 00:08.0 cmd <- 06

 1274 06:17:19.676328  PCI: 00:14.0 subsystem <- 8086/9d2f

 1275 06:17:19.676895  PCI: 00:14.0 cmd <- 02

 1276 06:17:20.131575  PCI: 00:14.2 subsystem <- 8086/9d31

 1277 06:17:20.131766  PCI: 00:14.2 cmd <- 02

 1278 06:17:20.131871  PCI: 00:15.0 subsystem <- 8086/9d60

 1279 06:17:20.131990  PCI: 00:15.0 cmd <- 06

 1280 06:17:20.132089  PCI: 00:15.1 subsystem <- 8086/9d61

 1281 06:17:20.132184  PCI: 00:15.1 cmd <- 06

 1282 06:17:20.132278  PCI: 00:16.0 subsystem <- 8086/9d3a

 1283 06:17:20.132372  PCI: 00:16.0 cmd <- 02

 1284 06:17:20.132466  PCI: 00:19.0 subsystem <- 8086/9d66

 1285 06:17:20.132559  PCI: 00:19.0 cmd <- 06

 1286 06:17:20.132652  PCI: 00:19.1 subsystem <- 8086/9d65

 1287 06:17:20.132745  PCI: 00:19.1 cmd <- 06

 1288 06:17:20.132838  PCI: 00:1c.0 bridge ctrl <- 0003

 1289 06:17:20.132930  PCI: 00:1c.0 subsystem <- 8086/9d10

 1290 06:17:20.133023  PCI: 00:1c.0 cmd <- 06

 1291 06:17:20.133115  PCI: 00:1e.0 subsystem <- 8086/9d27

 1292 06:17:20.133207  PCI: 00:1e.0 cmd <- 06

 1293 06:17:20.133299  PCI: 00:1e.2 subsystem <- 8086/9d29

 1294 06:17:20.133390  PCI: 00:1e.2 cmd <- 06

 1295 06:17:20.133482  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1296 06:17:20.133583  PCI: 00:1e.4 cmd <- 06

 1297 06:17:20.133649  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1298 06:17:20.133710  PCI: 00:1e.6 cmd <- 06

 1299 06:17:20.133770  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1300 06:17:20.133830  PCI: 00:1f.0 cmd <- 407

 1301 06:17:20.133889  PCI: 00:1f.2 subsystem <- 8086/9d21

 1302 06:17:20.133948  PCI: 00:1f.2 cmd <- 02

 1303 06:17:20.134007  PCI: 00:1f.3 subsystem <- 8086/9d71

 1304 06:17:20.134067  PCI: 00:1f.3 cmd <- 02

 1305 06:17:20.134126  PCI: 00:1f.4 subsystem <- 8086/9d23

 1306 06:17:20.134185  PCI: 00:1f.4 cmd <- 03

 1307 06:17:20.134245  PCI: 00:1f.5 subsystem <- 8086/9d24

 1308 06:17:20.134303  PCI: 00:1f.5 cmd <- 406

 1309 06:17:20.134362  PCI: 01:00.0 subsystem <- 8086/095a

 1310 06:17:20.134420  PCI: 01:00.0 cmd <- 02

 1311 06:17:20.134478  done.

 1312 06:17:20.134537  ME: Version : 11.8.50.3470

 1313 06:17:20.134596  BS: BS_DEV_ENABLE times (us): entry 229 run 139463 exit 20786

 1314 06:17:20.134656  Initializing devices...

 1315 06:17:20.134715  Root Device init ...

 1316 06:17:20.134773  Chrome EC: Set SMI mask to 0x0000000000000001

 1317 06:17:20.134832  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1318 06:17:20.134891  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1319 06:17:20.134950  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1320 06:17:20.135009  Chrome EC: Set WAKE mask to 0x0000000000000000

 1321 06:17:20.135068  Root Device init finished in 30954 usecs

 1322 06:17:20.135127  CPU_CLUSTER: 0 init ...

 1323 06:17:20.135185  CPU_CLUSTER: 0 init finished in 2444 usecs

 1324 06:17:20.135244  PCI: 00:00.0 init ...

 1325 06:17:20.135303  CPU TDP: 5 Watts

 1326 06:17:20.135361  CPU PL2 = 18 Watts

 1327 06:17:20.135420  PCI: 00:00.0 init finished in 6981 usecs

 1328 06:17:20.135479  PCI: 00:02.0 init ...

 1329 06:17:20.135537  PCI: 00:02.0 init finished in 2248 usecs

 1330 06:17:20.135596  PCI: 00:04.0 init ...

 1331 06:17:20.135655  PCI: 00:04.0 init finished in 2249 usecs

 1332 06:17:20.135714  PCI: 00:08.0 init ...

 1333 06:17:20.135773  PCI: 00:08.0 init finished in 2248 usecs

 1334 06:17:20.135832  PCI: 00:14.0 init ...

 1335 06:17:20.135891  PCI: 00:14.0 init finished in 2248 usecs

 1336 06:17:20.135949  PCI: 00:14.2 init ...

 1337 06:17:20.136008  PCI: 00:14.2 init finished in 2249 usecs

 1338 06:17:20.136066  PCI: 00:15.0 init ...

 1339 06:17:20.136124  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1340 06:17:20.136182  PCI: 00:15.0 init finished in 5965 usecs

 1341 06:17:20.136241  PCI: 00:15.1 init ...

 1342 06:17:20.136299  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1343 06:17:20.136358  PCI: 00:15.1 init finished in 5966 usecs

 1344 06:17:20.136416  PCI: 00:16.0 init ...

 1345 06:17:20.136474  PCI: 00:16.0 init finished in 2248 usecs

 1346 06:17:20.136533  PCI: 00:19.1 init ...

 1347 06:17:20.136591  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1348 06:17:20.136649  PCI: 00:19.1 init finished in 5965 usecs

 1349 06:17:20.136707  PCI: 00:1c.0 init ...

 1350 06:17:20.136766  Initializing PCH PCIe bridge.

 1351 06:17:20.136824  PCI: 00:1c.0 init finished in 5287 usecs

 1352 06:17:20.136882  PCI: 00:1e.4 init ...

 1353 06:17:20.136941  PCI: 00:1e.4 init finished in 2249 usecs

 1354 06:17:20.137000  PCI: 00:1f.0 init ...

 1355 06:17:20.137058  IOAPIC: Initializing IOAPIC at 0xfec00000

 1356 06:17:20.137117  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1357 06:17:20.137175  IOAPIC: ID = 0x02

 1358 06:17:20.137234  IOAPIC: Dumping registers

 1359 06:17:20.137292    reg 0x0000: 0x02000000

 1360 06:17:20.137351    reg 0x0001: 0x00770020

 1361 06:17:20.137409    reg 0x0002: 0x00000000

 1362 06:17:20.137467  PCI: 00:1f.0 init finished in 23499 usecs

 1363 06:17:20.137526  PCI: 00:1f.2 init ...

 1364 06:17:20.137592  RTC Init

 1365 06:17:20.137653  Set power on after power failure.

 1366 06:17:20.137711  Disabling ACPI via APMC:

 1367 06:17:20.137770  done.

 1368 06:17:20.137827  Disabling Deep S3

 1369 06:17:20.137885  Disabling Deep S3

 1370 06:17:20.137943  Enabling Deep S4

 1371 06:17:20.138000  Enabling Deep S4

 1372 06:17:20.138058  Enabling Deep S5

 1373 06:17:20.138115  Enabling Deep S5

 1374 06:17:20.138173  PCI: 00:1f.2 init finished in 23809 usecs

 1375 06:17:20.138231  PCI: 00:1f.4 init ...

 1376 06:17:20.138289  PCI: 00:1f.4 init finished in 2258 usecs

 1377 06:17:20.138346  PCI: 01:00.0 init ...

 1378 06:17:20.138404  PCI: 01:00.0 init finished in 2407 usecs

 1379 06:17:20.138463  PNP: 0c09.0 init ...

 1380 06:17:20.138521  Google Chrome EC: Hello got back 11223344 status (0)

 1381 06:17:20.138579  Google Chrome EC: version:

 1382 06:17:20.138636      ro: rammus_v2.0.387-f0df0fe2e

 1383 06:17:20.138695      rw: rammus_v2.0.425-6e0dd622e

 1384 06:17:20.138754    running image: 1

 1385 06:17:20.138813  EC returned error result code 1

 1386 06:17:20.138871  PNP: 0c09.0 init finished in 24430 usecs

 1387 06:17:20.138929  Devices initialized

 1388 06:17:20.138987  Show all devs... After init.

 1389 06:17:20.139045  Root Device: enabled 1

 1390 06:17:20.139103  CPU_CLUSTER: 0: enabled 1

 1391 06:17:20.139160  DOMAIN: 0000: enabled 1

 1392 06:17:20.139218  APIC: 00: enabled 1

 1393 06:17:20.139276  PCI: 00:00.0: enabled 1

 1394 06:17:20.139334  PCI: 00:02.0: enabled 1

 1395 06:17:20.139392  PCI: 00:14.0: enabled 1

 1396 06:17:20.139450  PCI: 00:14.1: enabled 0

 1397 06:17:20.139508  PCI: 00:14.2: enabled 1

 1398 06:17:20.139566  PCI: 00:15.0: enabled 1

 1399 06:17:20.139623  PCI: 00:15.1: enabled 1

 1400 06:17:20.139681  PCI: 00:15.2: enabled 0

 1401 06:17:20.139739  PCI: 00:15.3: enabled 0

 1402 06:17:20.139796  PCI: 00:16.0: enabled 1

 1403 06:17:20.139854  PCI: 00:16.1: enabled 0

 1404 06:17:20.139912  PCI: 00:16.2: enabled 0

 1405 06:17:20.139972  PCI: 00:16.3: enabled 0

 1406 06:17:20.140030  PCI: 00:16.4: enabled 0

 1407 06:17:20.140087  PCI: 00:17.0: enabled 0

 1408 06:17:20.140145  PCI: 00:19.0: enabled 1

 1409 06:17:20.140203  PCI: 00:19.1: enabled 1

 1410 06:17:20.140261  PCI: 00:19.2: enabled 0

 1411 06:17:20.140318  PCI: 00:1c.0: enabled 1

 1412 06:17:20.140560  PCI: 00:1c.1: enabled 0

 1413 06:17:20.140627  PCI: 00:1c.2: enabled 0

 1414 06:17:20.140686  PCI: 00:1c.3: enabled 0

 1415 06:17:20.140744  PCI: 00:1c.4: enabled 0

 1416 06:17:20.140802  PCI: 00:1c.5: enabled 0

 1417 06:17:20.143216  PCI: 00:1c.6: enabled 0

 1418 06:17:20.146692  PCI: 00:1c.7: enabled 0

 1419 06:17:20.146784  PCI: 00:1d.0: enabled 0

 1420 06:17:20.149987  PCI: 00:1d.1: enabled 0

 1421 06:17:20.153255  PCI: 00:1d.2: enabled 0

 1422 06:17:20.153429  PCI: 00:1d.3: enabled 0

 1423 06:17:20.156415  PCI: 00:1e.0: enabled 1

 1424 06:17:20.159769  PCI: 00:1e.1: enabled 0

 1425 06:17:20.162879  PCI: 00:1e.2: enabled 1

 1426 06:17:20.163033  PCI: 00:1e.3: enabled 0

 1427 06:17:20.166148  PCI: 00:1e.4: enabled 1

 1428 06:17:20.169897  PCI: 00:1e.5: enabled 0

 1429 06:17:20.172944  PCI: 00:1e.6: enabled 1

 1430 06:17:20.173166  PCI: 00:1f.0: enabled 1

 1431 06:17:20.176521  PCI: 00:1f.1: enabled 0

 1432 06:17:20.179819  PCI: 00:1f.2: enabled 1

 1433 06:17:20.183270  PCI: 00:1f.3: enabled 1

 1434 06:17:20.183544  PCI: 00:1f.4: enabled 1

 1435 06:17:20.186384  PCI: 00:1f.5: enabled 1

 1436 06:17:20.189528  PCI: 00:1f.6: enabled 0

 1437 06:17:20.192926  USB0 port 0: enabled 1

 1438 06:17:20.193378  I2C: 01:5c: enabled 1

 1439 06:17:20.196100  I2C: 02:15: enabled 1

 1440 06:17:20.199787  I2C: 03:39: enabled 1

 1441 06:17:20.200267  I2C: 03:3a: enabled 1

 1442 06:17:20.203061  I2C: 03:1a: enabled 1

 1443 06:17:20.206105  PCI: 01:00.0: enabled 1

 1444 06:17:20.206562  SPI: 00: enabled 1

 1445 06:17:20.209656  PNP: 0c09.0: enabled 1

 1446 06:17:20.212997  USB2 port 0: enabled 1

 1447 06:17:20.213532  USB2 port 1: enabled 1

 1448 06:17:20.215992  USB2 port 2: enabled 1

 1449 06:17:20.220111  USB2 port 4: enabled 1

 1450 06:17:20.222953  USB2 port 8: enabled 1

 1451 06:17:20.223417  APIC: 01: enabled 1

 1452 06:17:20.225757  APIC: 03: enabled 1

 1453 06:17:20.226410  APIC: 02: enabled 1

 1454 06:17:20.228920  PCI: 00:04.0: enabled 1

 1455 06:17:20.232307  PCI: 00:08.0: enabled 1

 1456 06:17:20.239299  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1457 06:17:20.242539  ELOG: NV offset 0x9f0000 size 0x4000

 1458 06:17:20.248795  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1459 06:17:20.255976  ELOG: Event(17) added with size 13 at 2023-07-04 06:17:19 UTC

 1460 06:17:20.262101  POST: Unexpected post code in previous boot: 0x34

 1461 06:17:20.268112  ELOG: Event(A3) added with size 11 at 2023-07-04 06:17:19 UTC

 1462 06:17:20.271832  ELOG: Event(92) added with size 9 at 2023-07-04 06:17:19 UTC

 1463 06:17:20.277812  ELOG: Event(9A) added with size 9 at 2023-07-04 06:17:19 UTC

 1464 06:17:20.284454  ELOG: Event(AD) added with size 10 at 2023-07-04 06:17:19 UTC

 1465 06:17:20.290882  ELOG: Event(9F) added with size 14 at 2023-07-04 06:17:19 UTC

 1466 06:17:20.297767  BS: BS_DEV_INIT times (us): entry 0 run 417094 exit 60042

 1467 06:17:20.304282  ELOG: Event(A1) added with size 10 at 2023-07-04 06:17:19 UTC

 1468 06:17:20.310895  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1469 06:17:20.318134  ELOG: Event(A0) added with size 9 at 2023-07-04 06:17:19 UTC

 1470 06:17:20.324771  elog_add_boot_reason: Logged dev mode boot

 1471 06:17:20.325096  Finalize devices...

 1472 06:17:20.327516  Devices finalized

 1473 06:17:20.330825  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1474 06:17:20.337122  BS: BS_POST_DEVICE times (us): entry 25595 run 3967 exit 5189

 1475 06:17:20.343605  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0

 1476 06:17:20.350259  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1477 06:17:20.353603  CBFS: Locating 'fallback/dsdt.aml'

 1478 06:17:20.357313  CBFS: Found @ offset 19af40 size 4691

 1479 06:17:20.363410  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1480 06:17:20.366791  CBFS: Locating 'fallback/slic'

 1481 06:17:20.371799  CBFS: 'fallback/slic' not found.

 1482 06:17:20.378153  ACPI: Writing ACPI tables at 7aa9a000.

 1483 06:17:20.378711  ACPI:    * FACS

 1484 06:17:20.381317  ACPI:    * DSDT

 1485 06:17:20.384735  Ramoops buffer: 0x100000@0x7a999000.

 1486 06:17:20.387915  SGX: not enabled or not supported. skip gnvs fill

 1487 06:17:20.393231  ACPI:    * FADT

 1488 06:17:20.393829  SCI is IRQ9

 1489 06:17:20.399898  ACPI: added table 1/32, length now 40

 1490 06:17:20.400358  ACPI:     * SSDT

 1491 06:17:20.402906  Found 1 CPU(s) with 4 core(s) each.

 1492 06:17:20.409474  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1493 06:17:20.412757  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1494 06:17:20.419713  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1495 06:17:20.426103  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1496 06:17:20.432312  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1497 06:17:20.435564  Error: Could not locate 'wifi_sar' in VPD.

 1498 06:17:20.439218  Error: failed from getting SAR limits!

 1499 06:17:20.445754  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1500 06:17:20.448912  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1501 06:17:20.455623  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1502 06:17:20.461805  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1503 06:17:20.465198  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1504 06:17:20.472380  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1505 06:17:20.475215  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1506 06:17:20.481677  ACPI: added table 2/32, length now 44

 1507 06:17:20.482222  ACPI:    * MCFG

 1508 06:17:20.485162  ACPI: added table 3/32, length now 48

 1509 06:17:20.488381  ACPI:    * TPM2

 1510 06:17:20.491843  ACPI: added table 4/32, length now 52

 1511 06:17:20.492407  ACPI:    * MADT

 1512 06:17:20.495372  SCI is IRQ9

 1513 06:17:20.498590  ACPI: added table 5/32, length now 56

 1514 06:17:20.501380  current = 7aa9fa60

 1515 06:17:20.504706  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1516 06:17:20.511537  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1517 06:17:20.514606  CBFS: Found @ offset 167000 size ba8

 1518 06:17:20.521511  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1519 06:17:20.524584  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1520 06:17:20.527824  CBFS: Found @ offset 19f640 size ba8

 1521 06:17:20.534255  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1522 06:17:20.537868  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1523 06:17:20.541187  CBFS: Found @ offset 167cc0 size 64

 1524 06:17:20.547301  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1525 06:17:20.550666  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1526 06:17:20.557311  CBFS: Found @ offset 167cc0 size 64

 1527 06:17:20.560334  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1528 06:17:20.567335  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1529 06:17:20.570224  CBFS: Found @ offset 167c00 size 64

 1530 06:17:20.577048  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1531 06:17:20.580573  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1532 06:17:20.587300  CBFS: Found @ offset 103f00 size 64

 1533 06:17:20.590119  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1534 06:17:20.596796  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1535 06:17:20.600161  CBFS: Found @ offset 103f00 size 64

 1536 06:17:20.600721  ACPI:    * NHLT

 1537 06:17:20.606940  ACPI: added table 6/32, length now 60

 1538 06:17:20.607496  ACPI:    * DMAR

 1539 06:17:20.610326  ACPI: added table 7/32, length now 64

 1540 06:17:20.613215  ACPI: * IGD OpRegion

 1541 06:17:20.616723  GMA: Found VBT in CBFS

 1542 06:17:20.619910  GMA: Found valid VBT in CBFS

 1543 06:17:20.620447  current = 7aaa3610

 1544 06:17:20.623438  ACPI: added table 8/32, length now 68

 1545 06:17:20.626502  ACPI:    * HPET

 1546 06:17:20.629886  ACPI: added table 9/32, length now 72

 1547 06:17:20.630352  ACPI: done.

 1548 06:17:20.632960  ACPI tables: 38592 bytes.

 1549 06:17:20.636670  smbios_write_tables: 7a998000

 1550 06:17:20.640044  Create SMBIOS type 17

 1551 06:17:20.643595  PCI: 01:00.0 (Intel WiFi)

 1552 06:17:20.644087  SMBIOS tables: 662 bytes.

 1553 06:17:20.649762  Writing table forward entry at 0x00000500

 1554 06:17:20.656738  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1555 06:17:20.660011  Writing coreboot table at 0x7aabe000

 1556 06:17:20.663090   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1557 06:17:20.669890   1. 0000000000001000-000000000009ffff: RAM

 1558 06:17:20.672955   2. 00000000000a0000-00000000000fffff: RESERVED

 1559 06:17:20.676252   3. 0000000000100000-000000007a997fff: RAM

 1560 06:17:20.683012   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1561 06:17:20.689214   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1562 06:17:20.696521   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1563 06:17:20.699234   7. 000000007b000000-000000007fffffff: RESERVED

 1564 06:17:20.702568   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1565 06:17:20.709364   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1566 06:17:20.712582  10. 00000000fed10000-00000000fed19fff: RESERVED

 1567 06:17:20.719319  11. 00000000fed80000-00000000fed84fff: RESERVED

 1568 06:17:20.722563  12. 00000000fed90000-00000000fed91fff: RESERVED

 1569 06:17:20.725740  13. 0000000100000000-000000017effffff: RAM

 1570 06:17:20.732354  Graphics framebuffer located at 0xc0000000

 1571 06:17:20.735491  Passing 6 GPIOs to payload:

 1572 06:17:20.738942              NAME |       PORT | POLARITY |     VALUE

 1573 06:17:20.745363     write protect |  undefined |     high |       low

 1574 06:17:20.752087          recovery |  undefined |     high |       low

 1575 06:17:20.755329               lid |  undefined |     high |      high

 1576 06:17:20.761951             power |  undefined |     high |       low

 1577 06:17:20.765359             oprom |  undefined |     high |       low

 1578 06:17:20.772260          EC in RW | 0x00000036 |     high |       low

 1579 06:17:20.772801  Board ID: 6

 1580 06:17:20.778833  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1581 06:17:20.785209  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum 17c2

 1582 06:17:20.788326  coreboot table: 1468 bytes.

 1583 06:17:20.791915  IMD ROOT    0. 7afff000 00001000

 1584 06:17:20.795118  IMD SMALL   1. 7affe000 00001000

 1585 06:17:20.798349  FSP MEMORY  2. 7abfe000 00400000

 1586 06:17:20.801626  CONSOLE     3. 7abde000 00020000

 1587 06:17:20.804954  TIME STAMP  4. 7abdd000 00000910

 1588 06:17:20.807895  VBOOT       5. 7abdc000 00000c0c

 1589 06:17:20.811723  MRC DATA    6. 7abda000 00001878

 1590 06:17:20.814785  ROMSTG STCK 7. 7abd9000 00000400

 1591 06:17:20.817666  AFTER CAR   8. 7abd0000 00009000

 1592 06:17:20.821212  RAMSTAGE    9. 7ab05000 000cb000

 1593 06:17:20.824653  REFCODE    10. 7aad6000 0002f000

 1594 06:17:20.827618  SMM BACKUP 11. 7aac6000 00010000

 1595 06:17:20.831122  COREBOOT   12. 7aabe000 00008000

 1596 06:17:20.834136  ACPI       13. 7aa9a000 00024000

 1597 06:17:20.837324  ACPI GNVS  14. 7aa99000 00001000

 1598 06:17:20.840828  RAMOOPS    15. 7a999000 00100000

 1599 06:17:20.843755  SMBIOS     16. 7a998000 00000800

 1600 06:17:20.847065  IMD small region:

 1601 06:17:20.850387    IMD ROOT    0. 7affec00 00000400

 1602 06:17:20.853948    FSP RUNTIME 1. 7affebe0 00000004

 1603 06:17:20.856975    VBOOT SEL   2. 7affebc0 00000008

 1604 06:17:20.860183    EC HOSTEVENT 3. 7affeba0 00000008

 1605 06:17:20.863583    POWER STATE 4. 7affeb60 00000040

 1606 06:17:20.866691    ROMSTAGE    5. 7affeb40 00000004

 1607 06:17:20.870248    MEM INFO    6. 7affe980 000001a9

 1608 06:17:20.873457    VPD         7. 7affe920 00000047

 1609 06:17:20.879971    COREBOOTFWD 8. 7affe8e0 00000028

 1610 06:17:20.880537  MTRR: Physical address space:

 1611 06:17:20.886307  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1612 06:17:20.892906  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1613 06:17:20.899961  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1614 06:17:20.906171  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1615 06:17:20.912732  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1616 06:17:20.919199  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1617 06:17:20.925684  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1618 06:17:20.929179  MTRR: Fixed MSR 0x250 0x0606060606060606

 1619 06:17:20.932358  MTRR: Fixed MSR 0x258 0x0606060606060606

 1620 06:17:20.935623  MTRR: Fixed MSR 0x259 0x0000000000000000

 1621 06:17:20.942287  MTRR: Fixed MSR 0x268 0x0606060606060606

 1622 06:17:20.945608  MTRR: Fixed MSR 0x269 0x0606060606060606

 1623 06:17:20.948356  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1624 06:17:20.952101  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1625 06:17:20.958542  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1626 06:17:20.961561  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1627 06:17:20.965407  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1628 06:17:20.968453  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1629 06:17:20.973036  call enable_fixed_mtrr()

 1630 06:17:20.976133  CPU physical address size: 39 bits

 1631 06:17:20.982253  MTRR: default type WB/UC MTRR counts: 6/5.

 1632 06:17:20.985666  MTRR: UC selected as default type.

 1633 06:17:20.992465  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1634 06:17:20.998656  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1635 06:17:21.002076  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1636 06:17:21.008635  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1637 06:17:21.015327  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1638 06:17:21.019186  

 1639 06:17:21.019344  MTRR check

 1640 06:17:21.022375  Fixed MTRRs   : Enabled

 1641 06:17:21.022471  Variable MTRRs: Enabled

 1642 06:17:21.022538  

 1643 06:17:21.029080  MTRR: Fixed MSR 0x250 0x0606060606060606

 1644 06:17:21.032379  MTRR: Fixed MSR 0x258 0x0606060606060606

 1645 06:17:21.035379  MTRR: Fixed MSR 0x259 0x0000000000000000

 1646 06:17:21.038818  MTRR: Fixed MSR 0x268 0x0606060606060606

 1647 06:17:21.045332  MTRR: Fixed MSR 0x269 0x0606060606060606

 1648 06:17:21.048688  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1649 06:17:21.052286  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1650 06:17:21.055194  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1651 06:17:21.062165  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1652 06:17:21.065041  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1653 06:17:21.068186  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1654 06:17:21.075644  BS: BS_WRITE_TABLES times (us): entry 0 run 537190 exit 146315

 1655 06:17:21.078741  call enable_fixed_mtrr()

 1656 06:17:21.085041  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1657 06:17:21.088366  CPU physical address size: 39 bits

 1658 06:17:21.091695  CBFS: Locating 'fallback/payload'

 1659 06:17:21.095021  MTRR: Fixed MSR 0x250 0x0606060606060606

 1660 06:17:21.098474  MTRR: Fixed MSR 0x250 0x0606060606060606

 1661 06:17:21.105066  MTRR: Fixed MSR 0x258 0x0606060606060606

 1662 06:17:21.108268  MTRR: Fixed MSR 0x259 0x0000000000000000

 1663 06:17:21.111444  MTRR: Fixed MSR 0x268 0x0606060606060606

 1664 06:17:21.114876  MTRR: Fixed MSR 0x269 0x0606060606060606

 1665 06:17:21.121565  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1666 06:17:21.124754  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1667 06:17:21.127951  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1668 06:17:21.131448  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1669 06:17:21.137882  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1670 06:17:21.141130  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1671 06:17:21.144772  MTRR: Fixed MSR 0x258 0x0606060606060606

 1672 06:17:21.151065  MTRR: Fixed MSR 0x259 0x0000000000000000

 1673 06:17:21.154312  MTRR: Fixed MSR 0x268 0x0606060606060606

 1674 06:17:21.157722  MTRR: Fixed MSR 0x269 0x0606060606060606

 1675 06:17:21.160933  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1676 06:17:21.167619  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1677 06:17:21.170549  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1678 06:17:21.173977  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1679 06:17:21.177150  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1680 06:17:21.183720  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1681 06:17:21.186940  call enable_fixed_mtrr()

 1682 06:17:21.187397  call enable_fixed_mtrr()

 1683 06:17:21.190501  CBFS: Found @ offset 223040 size 360b4

 1684 06:17:21.196507  CPU physical address size: 39 bits

 1685 06:17:21.200003  CPU physical address size: 39 bits

 1686 06:17:21.203483  Checking segment from ROM address 0xfff23078

 1687 06:17:21.209680  Checking segment from ROM address 0xfff23094

 1688 06:17:21.212758  Loading segment from ROM address 0xfff23078

 1689 06:17:21.216323    code (compression=0)

 1690 06:17:21.222779    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1691 06:17:21.232442  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1692 06:17:21.232682  it's not compressed!

 1693 06:17:21.319621  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1694 06:17:21.325710  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1695 06:17:21.329258  Loading segment from ROM address 0xfff23094

 1696 06:17:21.332475    Entry Point 0x30104020

 1697 06:17:21.335617  Loaded segments

 1698 06:17:21.360894  Finalizing chipset.

 1699 06:17:21.367512  ME: Host Firmware Status Register 1 : 0x90000245

 1700 06:17:21.370658  ME: Host Firmware Status Register 2 : 0x6B000306

 1701 06:17:21.377167  ME: Host Firmware Status Register 3 : 0x00000020

 1702 06:17:21.380881  ME: Host Firmware Status Register 4 : 0x00084000

 1703 06:17:21.384177  ME: Host Firmware Status Register 5 : 0x00000000

 1704 06:17:21.390534  ME: Host Firmware Status Register 6 : 0x40000002

 1705 06:17:21.393925  ME: FW Partition Table      : OK

 1706 06:17:21.397103  ME: Bringup Loader Failure  : NO

 1707 06:17:21.400285  ME: Firmware Init Complete  : YES

 1708 06:17:21.403707  ME: Manufacturing Mode      : NO

 1709 06:17:21.406910  ME: Boot Options Present    : NO

 1710 06:17:21.410152  ME: Update In Progress      : NO

 1711 06:17:21.413449  ME: D3 Support              : NO

 1712 06:17:21.416826  ME: D0i3 Support            : YES

 1713 06:17:21.420764  ME: Low Power State Enabled : YES

 1714 06:17:21.423296  ME: CPU Replaced            : NO

 1715 06:17:21.427068  ME: CPU Replacement Valid   : YES

 1716 06:17:21.430188  ME: Current Working State   : Normal

 1717 06:17:21.433306  ME: Current Operation State : M0 with UMA

 1718 06:17:21.439916  ME: Current Operation Mode  : Normal

 1719 06:17:21.443329  ME: Error Code              : No Error

 1720 06:17:21.446809  ME: Progress Phase          : Host Communication

 1721 06:17:21.453200  ME: Power Management Event  : Power cycle reset through Moff

 1722 06:17:21.459718  ME: Progress Phase State    : Host communication established

 1723 06:17:21.463261  ME: Power Down Mitigation   : NO

 1724 06:17:21.466163  ME: FPF status              : fused

 1725 06:17:21.466652  Clearing MCA.

 1726 06:17:21.469768  Finalizing SMM.

 1727 06:17:21.476032  BS: BS_PAYLOAD_LOAD times (us): entry 604 run 259986 exit 135292

 1728 06:17:21.479973  mp_park_aps done after 0 msecs.

 1729 06:17:21.483073  Jumping to boot code at 30104020(7aabe000)

 1730 06:17:21.492653  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1731 06:17:21.493118  

 1732 06:17:21.493477  

 1733 06:17:21.493886  

 1734 06:17:21.495983  Starting depthcharge on rammus...

 1735 06:17:21.496559  

 1736 06:17:21.497726  end: 2.2.3 depthcharge-start (duration 00:00:12) [common]
 1737 06:17:21.498272  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1738 06:17:21.498705  Setting prompt string to ['rammus:']
 1739 06:17:21.499137  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1740 06:17:21.502500  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1741 06:17:21.502966  

 1742 06:17:21.512331  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1743 06:17:21.512911  

 1744 06:17:21.518724  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1745 06:17:21.519190  

 1746 06:17:21.525620  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1747 06:17:21.526170  

 1748 06:17:21.526533  

 1749 06:17:21.526872  

 1750 06:17:21.527662  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1752 06:17:21.628953  rammus: tftpboot 192.168.201.1 11005187/tftp-deploy-k8mbwn4k/kernel/bzImage 11005187/tftp-deploy-k8mbwn4k/kernel/cmdline 11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz

 1753 06:17:21.629611  Setting prompt string to ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1754 06:17:21.630061  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:43)
 1755 06:17:21.634434  tftpboot 192.168.201.1 11005187/tftp-deploy-k8mbwn4k/kernel/bzIploy-k8mbwn4k/kernel/cmdline 11005187/tftp-deploy-k8mbwn4k/ramdisk/ramdisk.cpio.gz

 1756 06:17:21.635012  

 1757 06:17:21.635384  Waiting for link

 1758 06:17:22.141755  

 1759 06:17:22.142281  R8152: Initializing

 1760 06:17:22.142643  

 1761 06:17:22.145003  Version 9 (ocp_data = 6010)

 1762 06:17:22.145464  

 1763 06:17:22.148349  R8152: Done initializing

 1764 06:17:22.148914  

 1765 06:17:22.151597  Adding net device

 1766 06:17:22.351778  

 1767 06:17:22.352312  done.

 1768 06:17:22.352677  

 1769 06:17:22.353032  MAC: 00:e0:4c:78:7f:da

 1770 06:17:22.353420  

 1771 06:17:22.355099  Sending DHCP discover... done.

 1772 06:17:22.355558  

 1773 06:17:22.358147  Waiting for reply... done.

 1774 06:17:22.358609  

 1775 06:17:22.361448  Sending DHCP request... done.

 1776 06:17:22.361990  

 1777 06:17:23.292761  Waiting for reply... done.

 1778 06:17:23.293361  

 1779 06:17:23.293798  My ip is 192.168.201.12

 1780 06:17:23.294153  

 1781 06:17:23.295486  The DHCP server ip is 192.168.201.1

 1782 06:17:23.299266  

 1783 06:17:23.302197  TFTP server IP predefined by user: 192.168.201.1

 1784 06:17:23.302669  

 1785 06:17:23.308764  Bootfile predefined by user: 11005187/tftp-deploy-k8mbwn4k/kernel/bzImage

 1786 06:17:23.309271  

 1787 06:17:23.312355  Sending tftp read request... done.

 1788 06:17:23.312818  

 1789 06:17:23.321051  Waiting for the transfer... 

 1790 06:17:23.321557  

 1791 06:17:23.640939  00000000 ################################################################

 1792 06:17:23.641076  

 1793 06:17:23.904338  00080000 ################################################################

 1794 06:17:23.904472  

 1795 06:17:24.162769  00100000 ################################################################

 1796 06:17:24.162903  

 1797 06:17:24.423686  00180000 ################################################################

 1798 06:17:24.423820  

 1799 06:17:24.672748  00200000 ################################################################

 1800 06:17:24.672882  

 1801 06:17:24.921783  00280000 ################################################################

 1802 06:17:24.921931  

 1803 06:17:25.182015  00300000 ################################################################

 1804 06:17:25.182148  

 1805 06:17:25.455140  00380000 ################################################################

 1806 06:17:25.455283  

 1807 06:17:25.701265  00400000 ################################################################

 1808 06:17:25.701411  

 1809 06:17:25.971284  00480000 ################################################################

 1810 06:17:25.971429  

 1811 06:17:26.635976  00500000 ################################################################

 1812 06:17:26.636135  

 1813 06:17:26.636204  00580000 ################################################################

 1814 06:17:26.636276  

 1815 06:17:27.325465  00600000 ################################################################

 1816 06:17:27.326046  

 1817 06:17:27.326492  00680000 ################################################################

 1818 06:17:27.326848  

 1819 06:17:27.565897  00700000 ################################################################

 1820 06:17:27.566040  

 1821 06:17:27.829082  00780000 ################################################################

 1822 06:17:27.829222  

 1823 06:17:28.121042  00800000 ################################################################

 1824 06:17:28.121185  

 1825 06:17:28.393750  00880000 ################################################################

 1826 06:17:28.393890  

 1827 06:17:28.657731  00900000 ################################################################

 1828 06:17:28.657877  

 1829 06:17:28.932261  00980000 ################################################################

 1830 06:17:28.932407  

 1831 06:17:29.190840  00a00000 ################################################################

 1832 06:17:29.190974  

 1833 06:17:29.439089  00a80000 ################################################################

 1834 06:17:29.439219  

 1835 06:17:29.696425  00b00000 ################################################################

 1836 06:17:29.696565  

 1837 06:17:29.955328  00b80000 ################################################################

 1838 06:17:29.955458  

 1839 06:17:30.239399  00c00000 ################################################################

 1840 06:17:30.239547  

 1841 06:17:30.519049  00c80000 ################################################################

 1842 06:17:30.519193  

 1843 06:17:30.795291  00d00000 ################################################################

 1844 06:17:30.795437  

 1845 06:17:31.054483  00d80000 ################################################################

 1846 06:17:31.054636  

 1847 06:17:31.305773  00e00000 ################################################################

 1848 06:17:31.305916  

 1849 06:17:31.566003  00e80000 ################################################################

 1850 06:17:31.566152  

 1851 06:17:31.826112  00f00000 ################################################################

 1852 06:17:31.826266  

 1853 06:17:31.900786  00f80000 ################## done.

 1854 06:17:31.900895  

 1855 06:17:31.904394  The bootfile was 16398560 bytes long.

 1856 06:17:31.904483  

 1857 06:17:31.907284  Sending tftp read request... done.

 1858 06:17:31.907359  

 1859 06:17:31.910999  Waiting for the transfer... 

 1860 06:17:31.911075  

 1861 06:17:32.173766  00000000 ################################################################

 1862 06:17:32.173912  

 1863 06:17:32.431526  00080000 ################################################################

 1864 06:17:32.431677  

 1865 06:17:32.686357  00100000 ################################################################

 1866 06:17:32.686533  

 1867 06:17:32.936322  00180000 ################################################################

 1868 06:17:32.936458  

 1869 06:17:33.184831  00200000 ################################################################

 1870 06:17:33.184960  

 1871 06:17:33.440839  00280000 ################################################################

 1872 06:17:33.440967  

 1873 06:17:33.697090  00300000 ################################################################

 1874 06:17:33.697221  

 1875 06:17:33.946548  00380000 ################################################################

 1876 06:17:33.946696  

 1877 06:17:34.197883  00400000 ################################################################

 1878 06:17:34.198035  

 1879 06:17:34.446896  00480000 ################################################################

 1880 06:17:34.447042  

 1881 06:17:34.694850  00500000 ################################################################

 1882 06:17:34.695008  

 1883 06:17:34.946292  00580000 ################################################################

 1884 06:17:34.946443  

 1885 06:17:35.195694  00600000 ################################################################

 1886 06:17:35.195829  

 1887 06:17:35.449564  00680000 ################################################################

 1888 06:17:35.449710  

 1889 06:17:35.708307  00700000 ################################################################

 1890 06:17:35.708464  

 1891 06:17:35.968992  00780000 ################################################################

 1892 06:17:35.969142  

 1893 06:17:36.221253  00800000 ################################################################

 1894 06:17:36.221387  

 1895 06:17:36.479247  00880000 ################################################################

 1896 06:17:36.479388  

 1897 06:17:36.738317  00900000 ################################################################

 1898 06:17:36.738454  

 1899 06:17:37.000630  00980000 ################################################################

 1900 06:17:37.000775  

 1901 06:17:37.075884  00a00000 #################### done.

 1902 06:17:37.076023  

 1903 06:17:37.079001  Sending tftp read request... done.

 1904 06:17:37.082669  

 1905 06:17:37.082756  Waiting for the transfer... 

 1906 06:17:37.082822  

 1907 06:17:37.085545  00000000 # done.

 1908 06:17:37.085671  

 1909 06:17:37.095773  Command line loaded dynamically from TFTP file: 11005187/tftp-deploy-k8mbwn4k/kernel/cmdline

 1910 06:17:37.095870  

 1911 06:17:37.118261  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/11005187/extract-nfsrootfs-2ie5ea0t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1912 06:17:37.124279  

 1913 06:17:37.127369  Shutting down all USB controllers.

 1914 06:17:37.127448  

 1915 06:17:37.127512  Removing current net device

 1916 06:17:37.127573  

 1917 06:17:37.130554  Finalizing coreboot

 1918 06:17:37.130636  

 1919 06:17:37.137530  Exiting depthcharge with code 4 at timestamp: 21892445

 1920 06:17:37.137644  

 1921 06:17:37.137718  

 1922 06:17:37.137787  Starting kernel ...

 1923 06:17:37.137853  

 1924 06:17:37.137918  

 1925 06:17:37.138327  end: 2.2.4 bootloader-commands (duration 00:00:16) [common]
 1926 06:17:37.138435  start: 2.2.5 auto-login-action (timeout 00:04:27) [common]
 1927 06:17:37.138518  Setting prompt string to ['Linux version [0-9]']
 1928 06:17:37.138594  Setting prompt string to ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1929 06:17:37.138671  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:05:00)
 1930 06:17:39.105219  

 1931 06:17:39.105632  start: 2.2.5.1 login-action (timeout 00:04:25) [common]
 1932 06:17:39.105729  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.
 1933 06:17:39.105814  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1934 06:17:39.105887  Using line separator: #'\n'#
 1935 06:17:39.105946  No login prompt set.
 1936 06:17:39.106006  Parsing kernel messages
 1937 06:17:39.106060  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1938 06:17:39.106162  [login-action] Waiting for messages, (timeout 00:04:25)
 1939 06:17:39.128177  [    0.000000] Linux version 5.10.184-cip36 (KernelCI@build-j123637-x86-64-gcc-10-x86-64-defconfig-x86-chromeboobfwg5) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Jul 4 06:08:02 UTC 2023

 1940 06:17:39.151382  [    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/11005187/extract-nfsrootfs-2ie5ea0t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1941 06:17:39.161296  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 1942 06:17:39.167686  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 1943 06:17:39.174134  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 1944 06:17:39.180969  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 1945 06:17:39.187714  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 1946 06:17:39.193720  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 1947 06:17:39.203504  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 1948 06:17:39.210126  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 1949 06:17:39.219993  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 1950 06:17:39.223809  [    0.000000] BIOS-provided physical RAM map:

 1951 06:17:39.233298  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1952 06:17:39.239626  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1953 06:17:39.246208  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1954 06:17:39.256481  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1955 06:17:39.262937  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1956 06:17:39.269233  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1957 06:17:39.279372  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1958 06:17:39.285650  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1959 06:17:39.295532  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1960 06:17:39.302366  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1961 06:17:39.308440  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1962 06:17:39.318693  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1963 06:17:39.321892  [    0.000000] NX (Execute Disable) protection: active

 1964 06:17:39.325018  [    0.000000] SMBIOS 2.7 present.

 1965 06:17:39.331626  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1966 06:17:39.338229  [    0.000000] tsc: Detected 1600.000 MHz processor

 1967 06:17:39.341165  [    0.000000] tsc: Detected 1599.960 MHz TSC

 1968 06:17:39.347935  [    0.000048] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1969 06:17:39.354883  [    0.001221] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1970 06:17:39.361218  [    0.006231] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1971 06:17:39.367998  [    0.021226] check: Scanning 1 areas for low memory corruption

 1972 06:17:39.374435  [    0.021236] Using GB pages for direct mapping

 1973 06:17:39.377891  [    0.021750] RAMDISK: [mem 0x375d8000-0x37ffffff]

 1974 06:17:39.384067  [    0.021756] ACPI: Early table checksum verification disabled

 1975 06:17:39.390734  [    0.021763] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1976 06:17:39.400388  [    0.021774] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1977 06:17:39.410165  [    0.021787] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1978 06:17:39.420244  [    0.021800] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 1979 06:17:39.423470  [    0.021810] ACPI: FACS 0x000000007AA9A240 000040

 1980 06:17:39.429688  [    0.021819] ACPI: FACS 0x000000007AA9A240 000040

 1981 06:17:39.440110  [    0.021828] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 1982 06:17:39.449367  [    0.021839] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1983 06:17:39.459370  [    0.021848] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1984 06:17:39.469359  [    0.021858] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 1985 06:17:39.478942  [    0.021867] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 1986 06:17:39.485528  [    0.021877] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1987 06:17:39.495262  [    0.021887] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 1988 06:17:39.505426  [    0.021896] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1989 06:17:39.515344  [    0.021906] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 1990 06:17:39.521739  [    0.021911] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 1991 06:17:39.531660  [    0.021914] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1992 06:17:39.538228  [    0.021918] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1993 06:17:39.545183  [    0.021922] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 1994 06:17:39.554610  [    0.021926] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 1995 06:17:39.561288  [    0.021929] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 1996 06:17:39.570844  [    0.021933] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 1997 06:17:39.577207  [    0.021937] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 1998 06:17:39.584249  [    0.021941] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 1999 06:17:39.594233  [    0.021945] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 2000 06:17:39.600473  [    0.021948] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 2001 06:17:39.607098  [    0.022079] No NUMA configuration found

 2002 06:17:39.613606  [    0.022083] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 2003 06:17:39.620396  [    0.022091] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]

 2004 06:17:39.623181  [    0.022126] Zone ranges:

 2005 06:17:39.629932  [    0.022130]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2006 06:17:39.636670  [    0.022136]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2007 06:17:39.643561  [    0.022142]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2008 06:17:39.649828  [    0.022148] Movable zone start for each node

 2009 06:17:39.652937  [    0.022152] Early memory node ranges

 2010 06:17:39.659531  [    0.022156]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2011 06:17:39.666201  [    0.022160]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2012 06:17:39.672751  [    0.022164]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2013 06:17:39.682303  [    0.022169] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2014 06:17:39.689235  [    0.022197] On node 0, zone DMA: 1 pages in unavailable ranges

 2015 06:17:39.695370  [    0.022235] On node 0, zone DMA: 96 pages in unavailable ranges

 2016 06:17:39.701684  [    0.032180] On node 0, zone Normal: 22120 pages in unavailable ranges

 2017 06:17:39.708506  [    0.032243] On node 0, zone Normal: 4096 pages in unavailable ranges

 2018 06:17:39.714945  [    0.032265] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2019 06:17:39.721605  [    0.032610] ACPI: PM-Timer IO Port: 0x1808

 2020 06:17:39.728054  [    0.032660] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2021 06:17:39.734953  [    0.032671] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2022 06:17:39.744639  [    0.032675] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2023 06:17:39.751478  [    0.032687] Using ACPI (MADT) for SMP configuration information

 2024 06:17:39.754650  [    0.032693] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2025 06:17:39.760885  [    0.032705] TSC deadline timer available

 2026 06:17:39.764501  [    0.032710] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2027 06:17:39.773795  [    0.032732] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2028 06:17:39.784000  [    0.032737] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2029 06:17:39.790372  [    0.032742] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2030 06:17:39.800528  [    0.032745] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2031 06:17:39.806682  [    0.032748] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2032 06:17:39.816428  [    0.032752] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2033 06:17:39.823684  [    0.032755] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2034 06:17:39.833052  [    0.032758] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2035 06:17:39.842748  [    0.032762] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2036 06:17:39.849778  [    0.032765] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2037 06:17:39.859355  [    0.032768] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2038 06:17:39.866268  [    0.032771] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2039 06:17:39.875691  [    0.032775] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2040 06:17:39.885197  [    0.032778] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2041 06:17:39.892080  [    0.032781] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2042 06:17:39.898332  [    0.032788] [mem 0x80000000-0xdfffffff] available for PCI devices

 2043 06:17:39.911842  [    0.032794] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2044 06:17:39.918705  [    0.045945] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2045 06:17:39.927611  [    0.046164] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2046 06:17:39.934432  [    0.046227] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2047 06:17:39.937724  [    0.046231] Policy zone: Normal

 2048 06:17:39.963851  [    0.046242] 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/11005187/extract-nfsrootfs-2ie5ea0t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2049 06:17:39.970583  [    0.046676] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2050 06:17:39.980535  [    0.046866] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2051 06:17:39.987369  [    0.046940] mem auto-init: stack:off, heap alloc:off, heap free:off

 2052 06:17:40.003467  [    0.065631] Memory: 3878192K/4089052K available (22546K kernel code, 3691K rwdata, 9380K rodata, 2148K init, 14096K bss, 210600K reserved, 0K cma-reserved)

 2053 06:17:40.009706  [    0.065765] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2054 06:17:40.016098  [    0.065817] Kernel/User page tables isolation: enabled

 2055 06:17:40.022682  [    0.065894] ftrace: allocating 60766 entries in 238 pages

 2056 06:17:40.029454  [    0.120499] ftrace: allocated 238 pages with 6 groups

 2057 06:17:40.032696  [    0.120736] Running RCU self tests

 2058 06:17:40.035991  [    0.120749] rcu: Hierarchical RCU implementation.

 2059 06:17:40.042534  [    0.120752] rcu: 	RCU event tracing is enabled.

 2060 06:17:40.049247  [    0.120756] rcu: 	RCU lockdep checking is enabled.

 2061 06:17:40.055421  [    0.120759] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2062 06:17:40.059113  [    0.120764] 	Rude variant of Tasks RCU enabled.

 2063 06:17:40.065517  [    0.120767] 	Tracing variant of Tasks RCU enabled.

 2064 06:17:40.075106  [    0.120771] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2065 06:17:40.082017  [    0.120775] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2066 06:17:40.088566  [    0.128680] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2067 06:17:40.091602  [    0.129087] random: crng init done

 2068 06:17:40.098324  [    0.129172] Console: colour dummy device 80x25

 2069 06:17:40.101297  [    0.204280] printk: console [ttyS0] enabled

 2070 06:17:40.111395  [    0.204646] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2071 06:17:40.115036  [    0.205307] ... MAX_LOCKDEP_SUBCLASSES:  8

 2072 06:17:40.121365  [    0.205667] ... MAX_LOCK_DEPTH:          48

 2073 06:17:40.125112  [    0.206028] ... MAX_LOCKDEP_KEYS:        8192

 2074 06:17:40.127756  [    0.206410] ... CLASSHASH_SIZE:          4096

 2075 06:17:40.134650  [    0.206785] ... MAX_LOCKDEP_ENTRIES:     32768

 2076 06:17:40.141204  [    0.207168] ... MAX_LOCKDEP_CHAINS:      65536

 2077 06:17:40.144233  [    0.207550] ... CHAINHASH_SIZE:          32768

 2078 06:17:40.151282  [    0.207933]  memory used by lock dependency info: 6365 kB

 2079 06:17:40.154420  [    0.208401]  memory used for stack traces: 4224 kB

 2080 06:17:40.160949  [    0.208818]  per task-struct memory footprint: 1920 bytes

 2081 06:17:40.167780  [    0.209330] ACPI: Core revision 20200925

 2082 06:17:40.173824  [    0.209846] hpet: HPET dysfunctional in PC10. Force disabled.

 2083 06:17:40.177519  [    0.210345] APIC: Switch to symmetric I/O mode setup

 2084 06:17:40.190157  [    0.214814] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2085 06:17:40.204067  [    0.215728] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2086 06:17:40.207045  [    0.216632] pid_max: default: 32768 minimum: 301

 2087 06:17:40.213469  [    0.216714] LSM: Security Framework initializing

 2088 06:17:40.217069  [    0.216714] SELinux:  Initializing.

 2089 06:17:40.219870  [    0.216714] LSM support for eBPF active

 2090 06:17:40.229844  [    0.216714] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2091 06:17:40.236323  [    0.216714] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2092 06:17:40.243070  [    0.216714] mce: CPU0: Thermal monitoring enabled (TM1)

 2093 06:17:40.249421  [    0.216714] process: using mwait in idle threads

 2094 06:17:40.255970  [    0.216714] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2095 06:17:40.262538  [    0.216714] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2096 06:17:40.272509  [    0.216714] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2097 06:17:40.275924  [    0.216714] Spectre V2 : Mitigation: IBRS

 2098 06:17:40.285693  [    0.216714] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2099 06:17:40.291678  [    0.216714] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2100 06:17:40.295243  [    0.216714] RETBleed: Mitigation: IBRS

 2101 06:17:40.305193  [    0.216714] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2102 06:17:40.314963  [    0.216714] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2103 06:17:40.324628  [    0.216714] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2104 06:17:40.330971  [    0.216714] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2105 06:17:40.341148  [    0.216714] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2106 06:17:40.344230  [    0.216714] SRBDS: Vulnerable: No microcode

 2107 06:17:40.348011  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2108 06:17:40.350826  [    0.216714] ------------[ cut here ]------------

 2109 06:17:40.360742  [    0.216714] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2110 06:17:40.370577  [    0.216714] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220

 2111 06:17:40.373777  [    0.216714] Modules linked in:

 2112 06:17:40.383364  [    0.216714] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.184-cip36 #1

 2113 06:17:40.390178  [    0.216714] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2114 06:17:40.393826  [    0.216714] RIP: 0010:apply_returns+0x1f5/0x220

 2115 06:17:40.416188  [    0.216714] Code: 46 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 90 63 8f bd c6 05 fb e9 46 02 01 e8 52 e7 10 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2116 06:17:40.423094  [    0.216714] RSP: 0000:ffffffffbdc03de0 EFLAGS: 00010282

 2117 06:17:40.429471  [    0.216714] RAX: 0000000000000000 RBX: ffffffffbe80b328 RCX: 0000000000000000

 2118 06:17:40.436466  [    0.216714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffbbb77c91

 2119 06:17:40.445967  [    0.216714] RBP: ffffffffbd57ed20 R08: 0000000000000001 R09: 0000000000000001

 2120 06:17:40.452388  [    0.216714] R10: ffffffffbdc8fee0 R11: 3fffffffffffffff R12: ffffffffbe823428

 2121 06:17:40.462157  [    0.216714] R13: cccccccccccccccc R14: ffffffffbd57ed25 R15: 0000000000000004

 2122 06:17:40.469037  [    0.216714] FS:  0000000000000000(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 2123 06:17:40.475360  [    0.216714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2124 06:17:40.485288  [    0.216714] CR2: ffff9dcb7efff000 CR3: 000000001ce26001 CR4: 00000000003706f0

 2125 06:17:40.488516  [    0.216714] Call Trace:

 2126 06:17:40.491746  [    0.216714]  ? __warn+0x80/0x110

 2127 06:17:40.494896  [    0.216714]  ? apply_returns+0x1f5/0x220

 2128 06:17:40.498796  [    0.216714]  ? report_bug+0x9e/0xc0

 2129 06:17:40.505059  [    0.216714]  ? __warn_printk+0x6c/0x8d

 2130 06:17:40.508227  [    0.216714]  ? handle_bug+0x41/0x90

 2131 06:17:40.511399  [    0.216714]  ? exc_invalid_op+0x14/0x70

 2132 06:17:40.518236  [    0.216714]  ? asm_exc_invalid_op+0x12/0x20

 2133 06:17:40.521262  [    0.216714]  ? console_unlock+0x4d1/0x5f0

 2134 06:17:40.524455  [    0.216714]  ? apply_returns+0x1f5/0x220

 2135 06:17:40.530937  [    0.216714]  alternative_instructions+0x7d/0x143

 2136 06:17:40.534197  [    0.216714]  check_bugs+0xe9f/0xefb

 2137 06:17:40.537374  [    0.216714]  start_kernel+0x517/0x54d

 2138 06:17:40.544467  [    0.216714]  secondary_startup_64_no_verify+0xc2/0xcb

 2139 06:17:40.547300  [    0.216714] irq event stamp: 198843

 2140 06:17:40.557648  [    0.216714] hardirqs last  enabled at (198851): [<ffffffffbbb77c91>] console_unlock+0x4d1/0x5f0

 2141 06:17:40.567787  [    0.216714] hardirqs last disabled at (198858): [<ffffffffbbb77c04>] console_unlock+0x444/0x5f0

 2142 06:17:40.576913  [    0.216714] softirqs last  enabled at (1840): [<ffffffffbbbcf4cb>] cgroup_idr_alloc.constprop.0+0x5b/0xe0

 2143 06:17:40.590123  [    0.216714] softirqs last disabled at (1838): [<ffffffffbbbcf49e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0

 2144 06:17:40.593677  [    0.216714] ---[ end trace e2cd4c44169b9e70 ]---

 2145 06:17:40.594559  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2146 06:17:40.595013  login-action: kernel 'warning'
 2147 06:17:40.595405  [login-action] Waiting for messages, (timeout 00:04:24)
 2148 06:17:40.600051  [    0.216714] Freeing SMP alternatives memory: 48K

 2149 06:17:40.609702  [    0.216714] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2150 06:17:40.623050  [    0.217311] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2151 06:17:40.626255  [    0.217728] ... version:                4

 2152 06:17:40.629626  [    0.218083] ... bit width:              48

 2153 06:17:40.636422  [    0.218443] ... generic registers:      4

 2154 06:17:40.642530  [    0.218720] ... value mask:             0000ffffffffffff

 2155 06:17:40.645621  [    0.219183] ... max period:             00007fffffffffff

 2156 06:17:40.652362  [    0.219643] ... fixed-purpose events:   3

 2157 06:17:40.659272  [    0.219719] ... event mask:             000000070000000f

 2158 06:17:40.662317  [    0.220618] rcu: Hierarchical SRCU implementation.

 2159 06:17:40.668837  [    0.222423] smp: Bringing up secondary CPUs ...

 2160 06:17:40.672078  [    0.223362] x86: Booting SMP configuration:

 2161 06:17:40.678821  [    0.223731] .... node  #0, CPUs:      #1

 2162 06:17:40.691912  [    0.224800] 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.

 2163 06:17:40.711372  [    0.225738] 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.

 2164 06:17:40.714535  [    0.227290]  #2 #3

 2165 06:17:40.717880  [    0.229314] smp: Brought up 1 node, 4 CPUs

 2166 06:17:40.724581  [    0.229722] smpboot: Max logical packages: 1

 2167 06:17:40.731100  [    0.230100] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2168 06:17:40.734117  [    0.233021] devtmpfs: initialized

 2169 06:17:40.740733  [    0.233756] x86/mm: Memory block size: 128MB

 2170 06:17:40.750476  [    0.237139] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2171 06:17:40.756892  [    0.237733] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2172 06:17:40.763191  [    0.238771] pinctrl core: initialized pinctrl subsystem

 2173 06:17:40.770125  [    0.240141] PM: RTC time: 06:17:36, date: 2023-07-04

 2174 06:17:40.773216  [    0.241112] NET: Registered protocol family 16

 2175 06:17:40.779873  [    0.242151] audit: initializing netlink subsys (disabled)

 2176 06:17:40.789553  [    0.242754] audit: type=2000 audit(1688451456.027:1): state=initialized audit_enabled=0 res=1

 2177 06:17:40.796380  [    0.243316] thermal_sys: Registered thermal governor 'step_wise'

 2178 06:17:40.802782  [    0.243498] thermal_sys: Registered thermal governor 'user_space'

 2179 06:17:40.806355  [    0.243787] cpuidle: using governor menu

 2180 06:17:40.812910  [    0.244842] ACPI: bus type PCI registered

 2181 06:17:40.822382  [    0.245503] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2182 06:17:40.828838  [    0.245724] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2183 06:17:40.835460  [    0.246336] PCI: Using configuration type 1 for base access

 2184 06:17:40.841933  [    0.276965] Kprobes globally optimized

 2185 06:17:40.848489  [    0.277333] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2186 06:17:40.854839  [    0.277731] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2187 06:17:40.865137  [    0.278462] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2188 06:17:40.868251  [    0.281024] ACPI: Added _OSI(Module Device)

 2189 06:17:40.871287  [    0.281722] ACPI: Added _OSI(Processor Device)

 2190 06:17:40.877925  [    0.282114] ACPI: Added _OSI(3.0 _SCP Extensions)

 2191 06:17:40.884331  [    0.282525] ACPI: Added _OSI(Processor Aggregator Device)

 2192 06:17:40.887546  [    0.282730] ACPI: Added _OSI(Linux-Dell-Video)

 2193 06:17:40.894515  [    0.283123] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2194 06:17:40.900737  [    0.283585] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2195 06:17:40.907564  [    0.294035] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2196 06:17:40.910527  [    0.301170] ACPI: EC: EC started

 2197 06:17:40.917157  [    0.301477] ACPI: EC: interrupt blocked

 2198 06:17:40.920481  [    0.302318] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2199 06:17:40.930245  [    0.302724] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2200 06:17:40.933874  [    0.303359] ACPI: Interpreter enabled

 2201 06:17:40.940664  [    0.303776] ACPI: (supports S0 S3 S4 S5)

 2202 06:17:40.943980  [    0.304125] ACPI: Using IOAPIC for interrupt routing

 2203 06:17:40.953368  [    0.304618] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2204 06:17:40.960074  [    0.319036] ACPI: Power Resource [PRIC] (on)

 2205 06:17:40.966643  [    0.445746] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2206 06:17:40.976290  [    0.446290] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2207 06:17:40.982919  [    0.446962] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2208 06:17:40.995879  [    0.447621] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2209 06:17:40.999309  [    0.448218] PCI host bridge to bus 0000:00

 2210 06:17:41.009371  [    0.448584] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2211 06:17:41.015741  [    0.448723] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2212 06:17:41.025389  [    0.449309] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2213 06:17:41.031771  [    0.449721] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2214 06:17:41.042149  [    0.450364] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2215 06:17:41.048487  [    0.450720] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2216 06:17:41.058264  [    0.451364] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2217 06:17:41.065231  [    0.451721] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2218 06:17:41.074737  [    0.452363] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2219 06:17:41.081042  [    0.452720] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2220 06:17:41.090922  [    0.453363] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2221 06:17:41.100815  [    0.453721] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2222 06:17:41.107176  [    0.454364] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2223 06:17:41.117652  [    0.454720] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2224 06:17:41.124181  [    0.455364] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2225 06:17:41.133795  [    0.455721] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2226 06:17:41.140220  [    0.456364] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2227 06:17:41.151090  [    0.456721] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2228 06:17:41.158168  [    0.457378] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2229 06:17:41.165289  [    0.457721] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2230 06:17:41.173098  [    0.458364] pci_bus 0000:00: root bus resource [bus 00-ff]

 2231 06:17:41.180333  [    0.458800] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2232 06:17:41.188075  [    0.460249] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2233 06:17:41.195656  [    0.460744] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2234 06:17:41.202563  [    0.461342] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2235 06:17:41.210699  [    0.461727] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2236 06:17:41.213695  [    0.462791] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2237 06:17:41.223959  [    0.463331] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2238 06:17:41.230357  [    0.464342] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2239 06:17:41.236711  [    0.464743] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2240 06:17:41.243636  [    0.465927] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2241 06:17:41.250282  [    0.466474] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2242 06:17:41.256873  [    0.466849] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2243 06:17:41.263154  [    0.468043] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2244 06:17:41.273404  [    0.468590] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2245 06:17:41.279504  [    0.469300] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2246 06:17:41.285902  [    0.469763] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2247 06:17:41.292788  [    0.471079] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2248 06:17:41.302740  [    0.471634] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2249 06:17:41.309191  [    0.472442] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2250 06:17:41.315379  [    0.472763] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2251 06:17:41.322057  [    0.473369] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2252 06:17:41.328575  [    0.474371] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2253 06:17:41.339179  [    0.474763] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2254 06:17:41.345415  [    0.476126] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2255 06:17:41.351620  [    0.476876] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2256 06:17:41.358183  [    0.478194] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2257 06:17:41.364672  [    0.478767] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2258 06:17:41.371702  [    0.480176] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2259 06:17:41.378160  [    0.480766] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2260 06:17:41.387642  [    0.482172] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2261 06:17:41.394128  [    0.482760] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2262 06:17:41.400792  [    0.484250] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2263 06:17:41.407516  [    0.484760] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2264 06:17:41.413639  [    0.486131] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2265 06:17:41.420380  [    0.487441] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2266 06:17:41.430213  [    0.487752] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2267 06:17:41.436888  [    0.489033] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2268 06:17:41.443332  [    0.489586] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2269 06:17:41.450053  [    0.489777] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2270 06:17:41.456792  [    0.490452] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2271 06:17:41.462855  [    0.491379] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2272 06:17:41.472684  [    0.491793] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2273 06:17:41.479733  [    0.492448] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2274 06:17:41.486028  [    0.493405] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2275 06:17:41.492364  [    0.493753] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2276 06:17:41.498840  [    0.495413] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2277 06:17:41.505768  [    0.495966] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2278 06:17:41.512150  [    0.497575] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2279 06:17:41.518686  [    0.499386] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2280 06:17:41.525121  [    0.499737] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2281 06:17:41.534686  [    0.501574] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2282 06:17:41.541403  [    0.501981] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2283 06:17:41.547776  [    0.502887] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2284 06:17:41.557813  [    0.503824] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2285 06:17:41.564132  [    0.504758] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2286 06:17:41.570746  [    0.505638] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2287 06:17:41.580446  [    0.506586] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2288 06:17:41.587020  [    0.506973] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2289 06:17:41.590299  [    0.513400] ACPI: EC: interrupt unblocked

 2290 06:17:41.597454  [    0.513720] ACPI: EC: event unblocked

 2291 06:17:41.600297  [    0.514057] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2292 06:17:41.603966  [    0.514503] ACPI: EC: GPE=0x6e

 2293 06:17:41.613223  [    0.514724] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2294 06:17:41.620016  [    0.515334] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2295 06:17:41.626638  [    0.516105] iommu: Default domain type: Translated 

 2296 06:17:41.633012  [    0.516912] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2297 06:17:41.643022  [    0.517342] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2298 06:17:41.649843  [    0.517747] pci 0000:00:02.0: vgaarb: bridge control possible

 2299 06:17:41.652954  [    0.518246] vgaarb: loaded

 2300 06:17:41.655790  [    0.519064] SCSI subsystem initialized

 2301 06:17:41.662730  [    0.519780] ACPI: bus type USB registered

 2302 06:17:41.668882  [    0.520246] usbcore: registered new interface driver usbfs

 2303 06:17:41.671982  [    0.520773] usbcore: registered new interface driver hub

 2304 06:17:41.678529  [    0.521270] usbcore: registered new device driver usb

 2305 06:17:41.685217  [    0.521820] mc: Linux media interface: v0.10

 2306 06:17:41.688687  [    0.522221] videodev: Linux video capture interface: v2.00

 2307 06:17:41.695251  [    0.522749] pps_core: LinuxPPS API ver. 1 registered

 2308 06:17:41.705230  [    0.523183] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2309 06:17:41.712014  [    0.523729] PTP clock support registered

 2310 06:17:41.717857  [    0.524131] Advanced Linux Sound Architecture Driver Initialized.

 2311 06:17:41.721270  [    0.525728] NetLabel: Initializing

 2312 06:17:41.724908  [    0.526035] NetLabel:  domain hash size = 128

 2313 06:17:41.731084  [    0.526417] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2314 06:17:41.737788  [    0.526797] NetLabel:  unlabeled traffic allowed by default

 2315 06:17:41.744425  [    0.527360] PCI: Using ACPI for IRQ routing

 2316 06:17:41.747685  [    0.535918] clocksource: Switched to clocksource tsc-early

 2317 06:17:41.754256  [    0.886979] VFS: Disk quotas dquot_6.6.0

 2318 06:17:41.760710  [    0.887372] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2319 06:17:41.763720  [    0.888355] pnp: PnP ACPI init

 2320 06:17:41.770253  [    0.889328] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2321 06:17:41.780383  [    0.889922] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2322 06:17:41.786875  [    0.890497] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2323 06:17:41.793282  [    0.891083] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2324 06:17:41.803295  [    0.891657] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2325 06:17:41.809861  [    0.892243] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2326 06:17:41.816240  [    0.892859] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2327 06:17:41.826115  [    0.893463] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2328 06:17:41.832889  [    0.894047] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2329 06:17:41.839743  [    0.894622] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2330 06:17:41.846264  [    0.895990] system 00:01: [io  0x1800-0x18fe] has been reserved

 2331 06:17:41.852359  [    0.896842] system 00:03: [io  0x0900-0x09fe] has been reserved

 2332 06:17:41.859305  [    0.897563] system 00:04: [io  0x0200] has been reserved

 2333 06:17:41.865851  [    0.898046] system 00:04: [io  0x0204] has been reserved

 2334 06:17:41.872373  [    0.898513] system 00:04: [io  0x0800-0x087f] has been reserved

 2335 06:17:41.878480  [    0.899060] system 00:04: [io  0x0880-0x08ff] has been reserved

 2336 06:17:41.882241  [    0.901963] pnp: PnP ACPI: found 6 devices

 2337 06:17:41.891519  [    0.914884] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2338 06:17:41.898067  [    0.915762] NET: Registered protocol family 2

 2339 06:17:41.905203  [    0.916290] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2340 06:17:41.914461  [    0.918405] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2341 06:17:41.924417  [    0.919371] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2342 06:17:41.930978  [    0.920240] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2343 06:17:41.941062  [    0.922660] TCP: Hash tables configured (established 32768 bind 32768)

 2344 06:17:41.947504  [    0.923519] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2345 06:17:41.958255  [    0.924433] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2346 06:17:41.964227  [    0.925295] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2347 06:17:41.967579  [    0.926291] NET: Registered protocol family 1

 2348 06:17:41.973711  [    0.927290] RPC: Registered named UNIX socket transport module.

 2349 06:17:41.980184  [    0.927848] RPC: Registered udp transport module.

 2350 06:17:41.986849  [    0.928262] RPC: Registered tcp transport module.

 2351 06:17:41.993422  [    0.928683] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2352 06:17:41.997050  [    0.929758] NET: Registered protocol family 44

 2353 06:17:42.003227  [    0.930170] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2354 06:17:42.009645  [    0.930620] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2355 06:17:42.019834  [    0.931241] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2356 06:17:42.026153  [    0.931784] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2357 06:17:42.032619  [    0.932320] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2358 06:17:42.039150  [    0.932980] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2359 06:17:42.049192  [    0.933573] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2360 06:17:42.055713  [    0.934177] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2361 06:17:42.062376  [    0.934783] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2362 06:17:42.072133  [    0.935385] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2363 06:17:42.078625  [    0.935994] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2364 06:17:42.088679  [    0.936595] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2365 06:17:42.094848  [    0.937205] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2366 06:17:42.101284  [    0.937817] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2367 06:17:42.111278  [    0.938419] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2368 06:17:42.117776  [    0.939065] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2369 06:17:42.127467  [    0.939677] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2370 06:17:42.134337  [    0.940278] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2371 06:17:42.140491  [    0.940889] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2372 06:17:42.149991  [    0.941491] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2373 06:17:42.156799  [    0.942114] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2374 06:17:42.166279  [    0.942727] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2375 06:17:42.172685  [    0.943329] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2376 06:17:42.182856  [    0.944272] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2377 06:17:42.186124  [    0.946706] PCI: CLS 64 bytes, default 64

 2378 06:17:42.189447  [    0.947391] Unpacking initramfs...

 2379 06:17:42.192793  [    1.277268] Freeing initrd memory: 10400K

 2380 06:17:42.199404  [    1.277749] DMAR: Host address width 39

 2381 06:17:42.205368  [    1.278118] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2382 06:17:42.211975  [    1.278636] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2383 06:17:42.221924  [    1.279424] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2384 06:17:42.225374  [    1.279978] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2385 06:17:42.235206  [    1.280456] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2386 06:17:42.241412  [    1.281226] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2387 06:17:42.251377  [    1.281795] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2388 06:17:42.261266  [    1.282654] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2389 06:17:42.268098  [    1.283348] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2390 06:17:42.274387  [    1.283862] RAPL PMU: hw unit of domain package 2^-14 Joules

 2391 06:17:42.280812  [    1.284353] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2392 06:17:42.284025  [    1.284829] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2393 06:17:42.290916  [    1.285321] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2394 06:17:42.297216  [    1.287177] kvm: already loaded the other module

 2395 06:17:42.303543  [    1.302379] check: Scanning for low memory corruption every 60 seconds

 2396 06:17:42.310136  [    1.305619] Initialise system trusted keyrings

 2397 06:17:42.316711  [    1.306240] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2398 06:17:42.323677  [    1.322092] NFS: Registering the id_resolver key type

 2399 06:17:42.326389  [    1.322568] Key type id_resolver registered

 2400 06:17:42.329986  [    1.322973] Key type id_legacy registered

 2401 06:17:42.336220  [    1.339102] Key type asymmetric registered

 2402 06:17:42.342790  [    1.339487] Asymmetric key parser 'x509' registered

 2403 06:17:42.349248  [    1.339970] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2404 06:17:42.356097  [    1.340620] io scheduler mq-deadline registered

 2405 06:17:42.359067  [    1.341028] io scheduler kyber registered

 2406 06:17:42.362450  [    1.341546] test_firmware: interface ready

 2407 06:17:42.368885  [    1.343138] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2408 06:17:42.375833  [    1.344702] ACPI: AC Adapter [AC] (on-line)

 2409 06:17:42.388895  [    1.345377] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2410 06:17:42.392118  [    1.347004] ACPI: Lid Switch [LID0]

 2411 06:17:42.398581  [    1.347518] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2412 06:17:42.404882  [    1.348356] ACPI: Power Button [PWRF]

 2413 06:17:42.408306  [    1.348965] ACPI: \_PR_.CP00: Found 3 idle states

 2414 06:17:42.414765  [    1.350013] ACPI: \_PR_.CP01: Found 3 idle states

 2415 06:17:42.418207  [    1.350907] ACPI: \_PR_.CP02: Found 3 idle states

 2416 06:17:42.424584  [    1.351777] ACPI: \_PR_.CP03: Found 3 idle states

 2417 06:17:42.431606  [    1.353107] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2418 06:17:42.437718  [    1.356084] hpet_acpi_add: no address or irqs in _CRS

 2419 06:17:42.440982  [    1.356866] Non-volatile memory driver v1.3

 2420 06:17:42.447612  [    1.356967] battery: ACPI: Battery Slot [BAT0] (battery present)

 2421 06:17:42.454087  [    1.357361] Linux agpgart interface v0.103

 2422 06:17:42.457394  [    1.358560] [drm] amdgpu kernel modesetting enabled.

 2423 06:17:42.463977  [    1.361320] i915 0000:00:02.0: vgaarb: deactivate vga console

 2424 06:17:42.477346  [    1.413937] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2425 06:17:42.486891  [    1.415655] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2426 06:17:42.493390  [    1.452239] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2427 06:17:42.499814  [    1.455733] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2428 06:17:42.503233  [    1.472108] loop: module loaded

 2429 06:17:42.513206  [    1.473104] lkdtm: No crash points registered, enable through debugfs

 2430 06:17:42.516621  [    1.495750] printk: console [ttyS0] disabled

 2431 06:17:42.526354  [    1.496411] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2432 06:17:42.532740  [    2.359837] tsc: Refined TSC clocksource calibration: 1608.000 MHz

 2433 06:17:42.539082  [    2.360039] printk: console [ttyS0] enabled

 2434 06:17:42.549402  [    2.368893] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns

 2435 06:17:42.558976  [    2.393189] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2436 06:17:42.618070  [    4.969433] clocksource: Switched to clocksource tsc

 2437 06:17:42.618715  [    4.969765] fbcon: i915drmfb (fb0) is primary device

 2438 06:17:42.624937  [    4.971388] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2439 06:17:42.639587  [    4.978920] e100: Intel(R) PRO/100 Network Driver

 2440 06:17:42.640591  [    4.978923] e100: Copyright(c) 1999-2006 Intel Corporation

 2441 06:17:42.643076  [    4.978975] e1000: Intel(R) PRO/1000 Network Driver

 2442 06:17:42.650642  [    4.978977] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2443 06:17:42.653763  [    4.979068] e1000e: Intel(R) PRO/1000 Network Driver

 2444 06:17:42.661274  [    4.979070] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2445 06:17:42.664472  [    4.979165] sky2: driver version 1.30

 2446 06:17:42.673802  [    4.979532] usbcore: registered new interface driver r8152

 2447 06:17:42.677717  [    4.980140] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2448 06:17:42.684725  [    4.980158] ehci-pci: EHCI PCI platform driver

 2449 06:17:42.691015  [    4.980212] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2450 06:17:42.694072  [    4.980225] ohci-pci: OHCI PCI platform driver

 2451 06:17:42.703962  [    4.980274] uhci_hcd: USB Universal Host Controller Interface driver

 2452 06:17:42.710922  [    4.981443] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2453 06:17:42.717627  [    4.981661] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2454 06:17:42.723774  [    4.983021] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2455 06:17:42.733689  [    4.984499] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2456 06:17:42.743590  [    4.984573] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2457 06:17:42.746958  [    4.987056] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2458 06:17:42.756594  [    4.987534] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2459 06:17:42.763262  [    4.987547] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2460 06:17:42.773093  [    4.988186] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2461 06:17:42.779795  [    4.988225] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2462 06:17:42.786193  [    4.988228] usb usb1: Product: xHCI Host Controller

 2463 06:17:42.793042  [    4.988231] usb usb1: Manufacturer: Linux 5.10.184-cip36 xhci-hcd

 2464 06:17:42.799055  [    4.988234] usb usb1: SerialNumber: 0000:00:14.0

 2465 06:17:42.802627  [    4.990308] hub 1-0:1.0: USB hub found

 2466 06:17:42.805769  [    4.990515] hub 1-0:1.0: 12 ports detected

 2467 06:17:42.816068  [    4.994793] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2468 06:17:42.825537  [    4.994798] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2469 06:17:42.828873  [    4.994801] usb usb2: Product: xHCI Host Controller

 2470 06:17:42.835595  [    4.994804] usb usb2: Manufacturer: Linux 5.10.184-cip36 xhci-hcd

 2471 06:17:42.841947  [    4.994807] usb usb2: SerialNumber: 0000:00:14.0

 2472 06:17:42.845616  [    4.995568] hub 2-0:1.0: USB hub found

 2473 06:17:42.851984  [    4.995616] hub 2-0:1.0: 6 ports detected

 2474 06:17:42.858747  [    4.998059] usbcore: registered new interface driver usblp

 2475 06:17:42.865091  [    4.998164] usbcore: registered new interface driver usb-storage

 2476 06:17:42.875165  [    4.998875] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2477 06:17:42.881710  [    4.999094] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2478 06:17:42.891841  [    4.999096] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2479 06:17:42.898524  [    4.999974] i8042: Warning: Keylock active

 2480 06:17:42.904472  [    5.000312] serio: i8042 KBD port at 0x60,0x64 irq 1

 2481 06:17:42.908436  [    5.002946] rtc_cmos 00:02: RTC can wake from S4

 2482 06:17:42.914938  [    5.003494] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2483 06:17:42.924891  [    5.003739] Console: switching to colour frame buffer device 240x67

 2484 06:17:42.934701  [    5.006007] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2485 06:17:42.937766  [    5.006112] rtc_cmos 00:02: registered as rtc0

 2486 06:17:42.944953  [    5.006423] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2487 06:17:42.951037  [    5.007507] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2488 06:17:42.957605  [    5.007549] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2489 06:17:42.964674  [    5.008566] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2490 06:17:42.974214  [    5.010123] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2491 06:17:42.980743  [    5.010165] intel_pstate: Intel P-state driver initializing

 2492 06:17:42.984026  [    5.011021] intel_pstate: HWP enabled

 2493 06:17:42.990520  [    5.011062] sdhci: Secure Digital Host Controller Interface driver

 2494 06:17:42.997136  [    5.011063] sdhci: Copyright(c) Pierre Ossman

 2495 06:17:43.003383  [    5.011094] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2496 06:17:43.013481  [    5.012158] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2497 06:17:43.019887  [    5.012336] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2498 06:17:43.026458  [    5.013657] hid: raw HID events driver (C) Jiri Kosina

 2499 06:17:43.033102  [    5.014237] usbcore: registered new interface driver usbhid

 2500 06:17:43.036329  [    5.014238] usbhid: USB HID core driver

 2501 06:17:43.049815  [    5.014685] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2502 06:17:43.055880  [    5.020234] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2503 06:17:43.062747  [    5.022427] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2504 06:17:43.072404  [    5.028569] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2505 06:17:43.085739  [    5.097355] 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

 2506 06:17:43.095932  [    5.101190] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2507 06:17:43.098775  [    5.104746] netem: version 1.3

 2508 06:17:43.105536  [    5.104876] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2509 06:17:43.112068  [    5.105167] IPv4 over IPsec tunneling driver

 2510 06:17:43.115566  [    5.105433] Initializing XFRM netlink socket

 2511 06:17:43.122039  [    5.105919] NET: Registered protocol family 10

 2512 06:17:43.128354  [    5.235127] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2513 06:17:43.132021  [    5.241342] Segment Routing with IPv6

 2514 06:17:43.138647  [    5.245719] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2515 06:17:43.148414  [    5.459842] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2516 06:17:43.154661  [    5.467272] NET: Registered protocol family 17

 2517 06:17:43.161542  [    5.474049] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2518 06:17:43.168167  [    5.536810] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2519 06:17:43.175003  [    5.538115] Key type dns_resolver registered

 2520 06:17:43.184429  [    5.554713] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2521 06:17:43.187634  [    5.585107] mmc0: new HS400 MMC card at address 0001

 2522 06:17:43.197458  [    5.593525] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2523 06:17:43.200910  [    5.593527] usb 2-3: Product: USB 10/100/1000 LAN

 2524 06:17:43.207760  [    5.593529] usb 2-3: Manufacturer: Realtek

 2525 06:17:43.211022  [    5.593530] usb 2-3: SerialNumber: 001000001

 2526 06:17:43.217712  [    5.594520] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2527 06:17:43.224236  [    5.599163] microcode: Microcode Update Driver: v2.2.

 2528 06:17:43.227232  [    5.607779] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2529 06:17:43.234302  [    5.612388] IPI shorthand broadcast: enabled

 2530 06:17:43.243538  [    5.612429] sched_clock: Marking stable (5525717469, 86661288)->(5705108496, -92729739)

 2531 06:17:43.250117  [    5.617125] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2532 06:17:43.253610  [    5.633735] registered taskstats version 1

 2533 06:17:43.260447  [    5.638786] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2534 06:17:43.266938  [    5.643448] Loading compiled-in X.509 certificates

 2535 06:17:43.273223  [    5.645227] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2536 06:17:43.283197  [    5.652829] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2537 06:17:43.289825  [    5.660492] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2538 06:17:43.296133  [    5.681760]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2539 06:17:43.302628  [    5.683841] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2540 06:17:43.313869  [    5.715150] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2541 06:17:43.320027  [    5.724299] PM:   Magic number: 15:658:265

 2542 06:17:43.323278  [    5.729109] printk: console [netcon0] enabled

 2543 06:17:43.329967  [    5.733983] netconsole: network logging started

 2544 06:17:43.483672  [    5.884967] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2545 06:17:43.493371  [    5.894149] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2546 06:17:43.496692  [    5.902142] usb 1-9: Product: USB2.0 HD UVC WebCam

 2547 06:17:43.502643  [    5.907512] usb 1-9: Manufacturer: Azurewave

 2548 06:17:43.506241  [    5.912303] usb 1-9: SerialNumber: 0x0001

 2549 06:17:43.521598  [    5.923427] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2550 06:17:43.568295  [    5.969988] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2551 06:17:43.622053  [    6.023496] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2552 06:17:43.654435  [    6.059191] r8152 2-3:1.0 eth0: v1.11.11

 2553 06:17:43.664401  [    6.064322] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2554 06:17:45.289025  [    7.693863] r8152 2-3:1.0 eth0: carrier on

 2555 06:17:45.295650  [    7.698704] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2556 06:17:45.312901  [    7.707749] Sending DHCP requests ., OK

 2557 06:17:45.322491  [    7.722276] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12

 2558 06:17:45.325922  [    7.731236] IP-Config: Complete:

 2559 06:17:45.335884  [    7.734850]      device=eth0, hwaddr=00:e0:4c:78:7f:da, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1

 2560 06:17:45.346022  [    7.746522]      host=asus-c433ta-aj0005-rammus-cbg-3, domain=lava-rack, nis-domain=(none)

 2561 06:17:45.352252  [    7.755756]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2562 06:17:45.358817  [    7.755758]      nameserver0=192.168.201.1

 2563 06:17:45.368986  [    7.768624] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2564 06:17:45.378911  [    7.779944] modprobe (101) used greatest stack depth: 14208 bytes left

 2565 06:17:45.385084  [    7.782888] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2566 06:17:45.391433  [    7.787298] modprobe (102) used greatest stack depth: 14120 bytes left

 2567 06:17:45.401914  [    7.794866] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2568 06:17:45.405167  [    7.802004] ALSA device list:

 2569 06:17:45.411420  [    7.811609] cfg80211: failed to load regulatory.db

 2570 06:17:45.414960  [    7.814912]   No soundcards found.

 2571 06:17:45.421218  [    7.824433] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2572 06:17:45.428707  [    7.833889] Freeing unused kernel image (initmem) memory: 2148K

 2573 06:17:45.446671  [    7.851971] Write protecting the kernel read-only data: 34816k

 2574 06:17:45.457686  [    7.859437] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2575 06:17:45.463987  [    7.867202] Freeing unused kernel image (rodata/data gap) memory: 860K

 2576 06:17:45.467217  [    7.874571] Run /init as init process

 2577 06:17:45.474554  Loading, please wait...

 2578 06:17:45.485866  Starting version 247.3-7+deb11u2

 2579 06:17:45.495632  [    7.894785] systemd-udevd (123) used greatest stack depth: 13816 bytes left

 2580 06:17:45.537838  [    7.939895] udevadm (125) used greatest stack depth: 13736 bytes left

 2581 06:17:45.654798  [    8.059490] chromeos ramoops using acpi device.

 2582 06:17:45.664707  [    8.059991] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2583 06:17:45.674582  [    8.076297] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2584 06:17:45.684320  [    8.086170] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2585 06:17:45.694665  [    8.086351] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2586 06:17:45.704027  [    8.104919] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2587 06:17:45.726495  [    8.128298] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2588 06:17:45.732938  [    8.128537] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2589 06:17:45.743534  [    8.145251] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2590 06:17:45.758116  [    8.159707] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2591 06:17:45.761123  [    8.160939] Registered efivars operations

 2592 06:17:45.769477  [    8.174473] gsmi version 1.0 loaded

 2593 06:17:45.924726  [    8.320182] input: PNP0C50:00 0457:157E Touchscreen as /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-6/i2c-PNP0C50:00/0018:0457:157E.0001/input/input4

 2594 06:17:45.939396  [    8.337656] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2595 06:17:45.949043  [    8.350283] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2596 06:17:45.960581  [    8.362119] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2597 06:17:45.974544  [    8.376005] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2598 06:17:45.986432  [    8.387767] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2599 06:17:45.998890  [    8.399501] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2600 06:17:46.005748  [    8.408316] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2601 06:17:46.015736  [    8.411201] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2602 06:17:46.025838  [    8.417296] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2603 06:17:46.036228  [    8.437619] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2604 06:17:46.049603  [    8.447617] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/input/input6

 2605 06:17:46.056237  [    8.448193] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2606 06:17:46.063328  [    8.459924] usbcore: registered new interface driver uvcvideo

 2607 06:17:46.073175  [    8.468891] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2608 06:17:46.076410  [    8.474034] USB Video Class driver (1.1.1)

 2609 06:17:46.086668  [    8.488595] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2610 06:17:46.102337  [    8.504422] udevadm (142) used greatest stack depth: 13400 bytes left

 2611 06:17:46.106087  Begin: Loading essential drivers ... done.

 2612 06:17:46.109484  Begin: Running /scripts/init-premount ... done.

 2613 06:17:46.118876  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2614 06:17:46.129028  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2615 06:17:46.132523  Device /sys/class/net/eth0 found

 2616 06:17:46.133085  done.

 2617 06:17:46.145782  IP-Config: eth0 hardware address 00:e0:4c:78:7f:da mtu 1500 DHCP

 2618 06:17:46.152787  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2619 06:17:46.162148   address: 192.168.201.12   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2620 06:17:46.168915   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2621 06:17:46.175416   host   : asus-c433ta-aj0005-rammus-cbg-3                                 

 2622 06:17:46.184875   domain : lava-rack                                                       

 2623 06:17:46.187880   rootserver: 192.168.201.1 rootpath: 

 2624 06:17:46.187963   filename  : 

 2625 06:17:46.217816  [    8.620227] nfsmount (171) used greatest stack depth: 12688 bytes left

 2626 06:17:46.217914  done.

 2627 06:17:46.228586  Begin: Running /scripts/nfs-bottom ... done.

 2628 06:17:46.249898  Begin: Running /scripts/init-bottom ... [    8.652246] systemd-udevd (133) used greatest stack depth: 12624 bytes left

 2629 06:17:46.250104  done.

 2630 06:17:47.300616  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2631 06:17:47.507895  [    9.893114] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

 2632 06:17:47.525547  [    9.930996] systemd[1]: Detected architecture x86-64.

 2633 06:17:47.543907  

 2634 06:17:47.547429  Welcome to Debian GNU/Linux 11 (bullseye)!

 2635 06:17:47.547539  

 2636 06:17:47.558424  [    9.960596] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2637 06:17:48.017084  [   10.419524] systemd[1]: Queued start job for default target Graphical Interface.

 2638 06:17:48.025113  [   10.430740] systemd[1]: Created slice system-getty.slice.

 2639 06:17:48.032072  [  OK  ] Created slice system-getty.slice.

 2640 06:17:48.041017  [   10.446369] systemd[1]: Created slice system-modprobe.slice.

 2641 06:17:48.050703  [  OK  ] Created slice system-modprobe.slice.

 2642 06:17:48.057114  [   10.462320] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2643 06:17:48.067379  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2644 06:17:48.073495  [   10.479264] systemd[1]: Created slice User and Session Slice.

 2645 06:17:48.083718  [  OK  ] Created slice User and Session Slice.

 2646 06:17:48.093282  [   10.495214] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2647 06:17:48.103292  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2648 06:17:48.113045  [   10.514096] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2649 06:17:48.122861  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2650 06:17:48.137044  [   10.535954] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2651 06:17:48.147101  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2652 06:17:48.156544  [   10.559021] systemd[1]: Reached target Local Encrypted Volumes.

 2653 06:17:48.163560  [  OK  ] Reached target Local Encrypted Volumes.

 2654 06:17:48.170027  [   10.574988] systemd[1]: Reached target Paths.

 2655 06:17:48.173398  [  OK  ] Reached target Paths.

 2656 06:17:48.180175  [   10.585951] systemd[1]: Reached target Remote File Systems.

 2657 06:17:48.190037  [  OK  ] Reached target Remote File Systems.

 2658 06:17:48.196671  [   10.601836] systemd[1]: Reached target Slices.

 2659 06:17:48.203174  [  OK  ] Reached target Slices.

 2660 06:17:48.206541  [   10.612959] systemd[1]: Reached target Swap.

 2661 06:17:48.213160  [  OK  ] Reached target Swap.

 2662 06:17:48.219610  [   10.624387] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2663 06:17:48.229748  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2664 06:17:48.236291  [   10.642170] systemd[1]: Listening on Journal Audit Socket.

 2665 06:17:48.246089  [  OK  ] Listening on Journal Audit Socket.

 2666 06:17:48.253488  [   10.659116] systemd[1]: Listening on Journal Socket (/dev/log).

 2667 06:17:48.263661  [  OK  ] Listening on Journal Socket (/dev/log).

 2668 06:17:48.270215  [   10.675502] systemd[1]: Listening on Journal Socket.

 2669 06:17:48.276551  [  OK  ] Listening on Journal Socket.

 2670 06:17:48.288979  [   10.691190] systemd[1]: Listening on Network Service Netlink Socket.

 2671 06:17:48.295653  [  OK  ] Listening on Network Service Netlink Socket.

 2672 06:17:48.304658  [   10.710560] systemd[1]: Listening on udev Control Socket.

 2673 06:17:48.311492  [  OK  ] Listening on udev Control Socket.

 2674 06:17:48.321311  [   10.726479] systemd[1]: Listening on udev Kernel Socket.

 2675 06:17:48.327697  [  OK  ] Listening on udev Kernel Socket.

 2676 06:17:48.338699  [   10.744273] systemd[1]: Mounting Huge Pages File System...

 2677 06:17:48.345297           Mounting Huge Pages File System...

 2678 06:17:48.357889  [   10.760131] systemd[1]: Mounting POSIX Message Queue File System...

 2679 06:17:48.364209           Mounting POSIX Message Queue File System...

 2680 06:17:48.372722  [   10.777977] systemd[1]: Mounting Kernel Debug File System...

 2681 06:17:48.379009           Mounting Kernel Debug File System...

 2682 06:17:48.387126  [   10.792807] systemd[1]: Mounting Kernel Trace File System...

 2683 06:17:48.393517           Mounting Kernel Trace File System...

 2684 06:17:48.407224  [   10.809567] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2685 06:17:48.416774           Starting Create list of st…odes for the current kernel...

 2686 06:17:48.423362  [   10.829196] systemd[1]: Starting Load Kernel Module configfs...

 2687 06:17:48.430186           Starting Load Kernel Module configfs...

 2688 06:17:48.438585  [   10.844112] systemd[1]: Starting Load Kernel Module drm...

 2689 06:17:48.445477           Starting Load Kernel Module drm...

 2690 06:17:48.453404  [   10.859153] systemd[1]: Starting Load Kernel Module fuse...

 2691 06:17:48.460134           Starting Load Kernel Module fuse...

 2692 06:17:48.477421  [   10.876439] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2693 06:17:48.483998  [   10.889693] systemd[1]: Starting Journal Service...

 2694 06:17:48.490348           Starting Journal Service...

 2695 06:17:48.497108  [   10.902769] fuse: init (API version 7.32)

 2696 06:17:48.503660  [   10.904650] systemd[1]: Starting Load Kernel Modules...

 2697 06:17:48.506861           Starting Load Kernel Modules...

 2698 06:17:48.520334  [   10.922629] systemd[1]: Starting Remount Root and Kernel File Systems...

 2699 06:17:48.527311           Starting Remount Root and Kernel File Systems...

 2700 06:17:48.536507  [   10.942091] systemd[1]: Starting Coldplug All udev Devices...

 2701 06:17:48.543284           Starting Coldplug All udev Devices...

 2702 06:17:48.552030  [   10.957643] systemd[1]: Mounted Huge Pages File System.

 2703 06:17:48.558930  [  OK  ] Mounted Huge Pages File System.

 2704 06:17:48.570513  [   10.972994] systemd[1]: Mounted POSIX Message Queue File System.

 2705 06:17:48.577176  [  OK  ] Mounted POSIX Message Queue File System.

 2706 06:17:48.583689  [   10.989094] systemd[1]: Mounted Kernel Debug File System.

 2707 06:17:48.590550  [  OK  ] Mounted Kernel Debug File System.

 2708 06:17:48.598289  [   11.003965] systemd[1]: Mounted Kernel Trace File System.

 2709 06:17:48.604980  [  OK  ] Mounted Kernel Trace File System.

 2710 06:17:48.617321  [   11.019848] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2711 06:17:48.627246  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2712 06:17:48.633991  [   11.039571] systemd[1]: modprobe@configfs.service: Succeeded.

 2713 06:17:48.640618  [   11.046453] systemd[1]: Finished Load Kernel Module configfs.

 2714 06:17:48.650596  [  OK  ] Finished Load Kernel Module configfs.

 2715 06:17:48.657236  [   11.062619] systemd[1]: modprobe@drm.service: Succeeded.

 2716 06:17:48.663952  [   11.069232] systemd[1]: Finished Load Kernel Module drm.

 2717 06:17:48.670410  [  OK  ] Finished Load Kernel Module drm.

 2718 06:17:48.679060  [   11.084632] systemd[1]: modprobe@fuse.service: Succeeded.

 2719 06:17:48.685850  [   11.091328] systemd[1]: Finished Load Kernel Module fuse.

 2720 06:17:48.692431  [  OK  ] Finished Load Kernel Module fuse.

 2721 06:17:48.701774  [   11.107566] systemd[1]: Finished Load Kernel Modules.

 2722 06:17:48.708476  [  OK  ] Finished Load Kernel Modules.

 2723 06:17:48.718257  [   11.120364] systemd[1]: Finished Remount Root and Kernel File Systems.

 2724 06:17:48.725015  [  OK  ] Finished Remount Root and Kernel File Systems.

 2725 06:17:48.734554  [   11.140149] systemd[1]: Mounting FUSE Control File System...

 2726 06:17:48.740935           Mounting FUSE Control File System...

 2727 06:17:48.751686  [   11.154172] systemd[1]: Mounting Kernel Configuration File System...

 2728 06:17:48.757984           Mounting Kernel Configuration File System...

 2729 06:17:48.770282  [   11.172419] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

 2730 06:17:48.783329  [   11.182061] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

 2731 06:17:48.789820  [   11.194120] systemd[1]: Starting Load/Save Random Seed...

 2732 06:17:48.796109           Starting Load/Save Random Seed...

 2733 06:17:48.804818  [   11.210470] systemd[1]: Starting Apply Kernel Variables...

 2734 06:17:48.811505           Starting Apply Kernel Variables...

 2735 06:17:48.820108  [   11.225758] systemd[1]: Starting Create System Users...

 2736 06:17:48.826594           Starting Create System Users...

 2737 06:17:48.835002  [   11.240246] systemd[1]: Started Journal Service.

 2738 06:17:48.841042  [  OK  ] Started Journal Service.

 2739 06:17:48.849228  [  OK  ] Mounted FUSE Control File System.

 2740 06:17:48.861816  [  OK  ] Mounted Kernel Configuration File System.

 2741 06:17:48.868520  [  OK  ] Finished Load/Save Random Seed.

 2742 06:17:48.877952  [  OK  ] Finished Apply Kernel Variables.

 2743 06:17:48.888427  [  OK  ] Finished Create System Users.

 2744 06:17:48.902172           Starting Flush Journal to Persistent Storage...

 2745 06:17:48.911906           Starting Create Static Device Nodes in /dev...

 2746 06:17:48.935249  [   11.337426] systemd-journald[206]: Received client request to flush runtime journal.

 2747 06:17:48.949375  [  OK  ] Finished Coldplug All udev Devices.

 2748 06:17:48.961583  [  OK  ] Finished Create Static Device Nodes in /dev.

 2749 06:17:48.968599  [  OK  ] Reached target Local File Systems (Pre).

 2750 06:17:48.979446  [  OK  ] Reached target Local File Systems.

 2751 06:17:48.991602           Starting Rule-based Manage…for Device Events and Files...

 2752 06:17:50.393208  [  OK  ] Finished Flush Journal to Persistent Storage.

 2753 06:17:50.407951           Starting Create Volatile Files and Directories...

 2754 06:17:50.439706  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2755 06:17:50.459707           Starting Network Service...

 2756 06:17:50.827838  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.

 2757 06:17:51.022233  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2758 06:17:51.031978  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2759 06:17:51.044698           Starting Load/Save Screen …f backlight:intel_backlight...

 2760 06:17:51.054960           Starting Load/Save Screen …eds:chromeos::kbd_backlight...

 2761 06:17:51.201168  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2762 06:17:51.214016  [  OK  ] Finished Load/Save Screen … leds:chromeos::kbd_backlight.

 2763 06:17:51.278880  [  OK  ] Started Network Service.

 2764 06:17:51.312936  [   13.715462] systemd-tmpfile (220) used greatest stack depth: 12528 bytes left

 2765 06:17:51.322853  [  OK  ] Finished Create Volatile Files and Directories.

 2766 06:17:51.339498           Starting Network Name Resolution...

 2767 06:17:51.358235           Starting Network Time Synchronization...

 2768 06:17:51.375134           Starting Update UTMP about System Boot/Shutdown...

 2769 06:17:51.426383  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2770 06:17:51.645197  [  OK  ] Started Network Time Synchronization.

 2771 06:17:51.656234  [  OK  ] Reached target System Initialization.

 2772 06:17:51.666741  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2773 06:17:51.674017  [  OK  ] Reached target System Time Set.

 2774 06:17:51.685654  [  OK  ] Reached target System Time Synchronized.

 2775 06:17:51.726634  [  OK  ] Started Daily apt download activities.

 2776 06:17:51.746910  [  OK  ] Started Daily apt upgrade and clean activities.

 2777 06:17:51.817714  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2778 06:17:51.870169  [  OK  ] Started Discard unused blocks once a week.

 2779 06:17:51.877310  [  OK  ] Reached target Timers.

 2780 06:17:51.892858  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2781 06:17:51.899818  [  OK  ] Reached target Sockets.

 2782 06:17:51.906135  [  OK  ] Reached target Basic System.

 2783 06:17:51.915910  [  OK  ] Started D-Bus System Message Bus.

 2784 06:17:52.024401           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2785 06:17:52.062772           Starting User Login Management...

 2786 06:17:52.244584  [  OK  ] Started Network Name Resolution.

 2787 06:17:52.254262  [  OK  ] Reached target Network.

 2788 06:17:52.264814  [  OK  ] Reached target Host and Network Name Lookups.

 2789 06:17:52.272349           Starting Permit User Sessions...

 2790 06:17:52.370375  [  OK  ] Finished Permit User Sessions.

 2791 06:17:52.381982  [  OK  ] Started Getty on tty1.

 2792 06:17:52.390403  [  OK  ] Started Serial Getty on ttyS0.

 2793 06:17:52.399459  [  OK  ] Reached target Login Prompts.

 2794 06:17:52.416570  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2795 06:17:52.427989  [  OK  ] Started User Login Management.

 2796 06:17:52.441359  [  OK  ] Reached target Multi-User System.

 2797 06:17:52.456055  [  OK  ] Reached target Graphical Interface.

 2798 06:17:52.472521           Starting Update UTMP about System Runlevel Changes...

 2799 06:17:52.523268  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2800 06:17:52.608780  

 2801 06:17:52.608929  

 2802 06:17:52.612058  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2803 06:17:52.612141  

 2804 06:17:52.618599  debian-bullseye-amd64 login: root (automatic login)

 2805 06:17:52.618683  

 2806 06:17:52.618748  

 2807 06:17:52.906811  Linux debian-bullseye-amd64 5.10.184-cip36 #1 SMP Tue Jul 4 06:08:02 UTC 2023 x86_64

 2808 06:17:52.906953  

 2809 06:17:52.913356  The programs included with the Debian GNU/Linux system are free software;

 2810 06:17:52.920331  the exact distribution terms for each program are described in the

 2811 06:17:52.926827  individual files in /usr/share/doc/*/copyright.

 2812 06:17:52.926940  

 2813 06:17:52.933326  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2814 06:17:52.936417  permitted by applicable law.

 2815 06:17:53.455694  Matched prompt #10: / #
 2817 06:17:53.456018  Kernel warnings or errors detected.
 2818 06:17:53.456094  Setting prompt string to ['/ #']
 2819 06:17:53.456189  end: 2.2.5.1 login-action (duration 00:00:14) [common]
 2821 06:17:53.456427  end: 2.2.5 auto-login-action (duration 00:00:16) [common]
 2822 06:17:53.456519  start: 2.2.6 expect-shell-connection (timeout 00:04:11) [common]
 2823 06:17:53.456599  Setting prompt string to ['/ #']
 2824 06:17:53.456661  Forcing a shell prompt, looking for ['/ #']
 2826 06:17:53.506878  / # 

 2827 06:17:53.507053  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2828 06:17:53.507163  Waiting using forced prompt support (timeout 00:02:30)
 2829 06:17:53.513743  

 2830 06:17:53.514024  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2831 06:17:53.514119  start: 2.2.7 export-device-env (timeout 00:04:11) [common]
 2833 06:17:53.614441  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t'

 2834 06:17:53.619689  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11005187/extract-nfsrootfs-2ie5ea0t'

 2836 06:17:53.720225  / # export NFS_SERVER_IP='192.168.201.1'

 2837 06:17:53.725555  export NFS_SERVER_IP='192.168.201.1'

 2838 06:17:53.725866  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2839 06:17:53.725966  end: 2.2 depthcharge-retry (duration 00:00:49) [common]
 2840 06:17:53.726059  end: 2 depthcharge-action (duration 00:00:49) [common]
 2841 06:17:53.726149  start: 3 lava-test-retry (timeout 00:08:42) [common]
 2842 06:17:53.726239  start: 3.1 lava-test-shell (timeout 00:08:42) [common]
 2843 06:17:53.726312  Using namespace: common
 2845 06:17:53.826643  / # #

 2846 06:17:53.826816  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2847 06:17:53.832084  #

 2848 06:17:53.832380  Using /lava-11005187
 2850 06:17:53.932719  / # export SHELL=/bin/bash

 2851 06:17:53.938151  export SHELL=/bin/bash

 2853 06:17:54.038694  / # . /lava-11005187/environment

 2854 06:17:54.044310  . /lava-11005187/environment

 2856 06:17:54.150338  / # /lava-11005187/bin/lava-test-runner /lava-11005187/0

 2857 06:17:54.150534  Test shell timeout: 10s (minimum of the action and connection timeout)
 2858 06:17:54.155698  /lava-11005187/bin/lava-test-runner /lava-11005187/0

 2859 06:17:54.418145  + export TESTRUN_ID=0_timesync-off

 2860 06:17:54.418317  + TESTRUN_ID=0_timesync-off

 2861 06:17:54.424925  + cd /lava-11005187/0/tests/0_timesync-off

 2862 06:17:54.425010  ++ cat uuid

 2863 06:17:54.427855  + UUID=11005187_1.5.2.3.1

 2864 06:17:54.427939  + set +x

 2865 06:17:54.434596  <LAVA_SIGNAL_STARTRUN 0_timesync-off 11005187_1.5.2.3.1>

 2866 06:17:54.434863  Received signal: <STARTRUN> 0_timesync-off 11005187_1.5.2.3.1
 2867 06:17:54.434939  Starting test lava.0_timesync-off (11005187_1.5.2.3.1)
 2868 06:17:54.435027  Skipping test definition patterns.
 2869 06:17:54.438637  + systemctl stop systemd-timesyncd

 2870 06:17:54.472256  + set +x

 2871 06:17:54.475334  <LAVA_SIGNAL_ENDRUN 0_timesync-off 11005187_1.5.2.3.1>

 2872 06:17:54.475608  Received signal: <ENDRUN> 0_timesync-off 11005187_1.5.2.3.1
 2873 06:17:54.475693  Ending use of test pattern.
 2874 06:17:54.475759  Ending test lava.0_timesync-off (11005187_1.5.2.3.1), duration 0.04
 2876 06:17:54.525583  + export TESTRUN_ID=1_kselftest-lkdtm

 2877 06:17:54.528642  + TESTRUN_ID=1_kselftest-lkdtm

 2878 06:17:54.531718  + cd /lava-11005187/0/tests/1_kselftest-lkdtm

 2879 06:17:54.531840  ++ cat uuid

 2880 06:17:54.535260  + UUID=11005187_1.5.2.3.5

 2881 06:17:54.535345  + set +x

 2882 06:17:54.541816  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 11005187_1.5.2.3.5>

 2883 06:17:54.542078  Received signal: <STARTRUN> 1_kselftest-lkdtm 11005187_1.5.2.3.5
 2884 06:17:54.542149  Starting test lava.1_kselftest-lkdtm (11005187_1.5.2.3.5)
 2885 06:17:54.542233  Skipping test definition patterns.
 2886 06:17:54.545171  + cd ./automated/linux/kselftest/

 2887 06:17:54.581436  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2888 06:17:54.587691  INFO: install_deps skipped

 2889 06:17:54.695479  --2023-07-04 06:17:54--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz

 2890 06:17:54.704041  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2891 06:17:54.837229  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2892 06:17:54.970621  HTTP request sent, awaiting response... 200 OK

 2893 06:17:54.973510  Length: 3306116 (3.2M) [application/octet-stream]

 2894 06:17:54.976918  Saving to: 'kselftest.tar.xz'

 2895 06:17:54.976999  

 2896 06:17:54.977063  

 2897 06:17:55.239387  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2898 06:17:55.504930  kselftest.tar.xz      1%[                    ]  50.15K   188KB/s               

 2899 06:17:55.823017  kselftest.tar.xz      6%[>                   ] 214.67K   403KB/s               

 2900 06:17:56.095823  kselftest.tar.xz     26%[====>               ] 843.92K   992KB/s               

 2901 06:17:56.303979  kselftest.tar.xz     61%[===========>        ]   1.95M  1.73MB/s               

 2902 06:17:56.344941  kselftest.tar.xz     93%[=================>  ]   2.94M  2.21MB/s               

 2903 06:17:56.351310  kselftest.tar.xz    100%[===================>]   3.15M  2.30MB/s    in 1.4s    

 2904 06:17:56.351434  

 2905 06:17:56.637999  2023-07-04 06:17:56 (2.30 MB/s) - 'kselftest.tar.xz' saved [3306116/3306116]

 2906 06:17:56.638149  

 2907 06:18:04.945353  skiplist:

 2908 06:18:04.948759  ========================================

 2909 06:18:04.951929  ========================================

 2910 06:18:05.010660  lkdtm:PANIC.sh

 2911 06:18:05.010823  lkdtm:BUG.sh

 2912 06:18:05.013564  lkdtm:WARNING.sh

 2913 06:18:05.017014  lkdtm:WARNING_MESSAGE.sh

 2914 06:18:05.017102  lkdtm:EXCEPTION.sh

 2915 06:18:05.020240  lkdtm:LOOP.sh

 2916 06:18:05.020327  lkdtm:EXHAUST_STACK.sh

 2917 06:18:05.023891  lkdtm:CORRUPT_STACK.sh

 2918 06:18:05.026561  lkdtm:CORRUPT_STACK_STRONG.sh

 2919 06:18:05.029894  lkdtm:CORRUPT_LIST_ADD.sh

 2920 06:18:05.033373  lkdtm:CORRUPT_LIST_DEL.sh

 2921 06:18:05.036912  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2922 06:18:05.039749  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2923 06:18:05.039838  lkdtm:UNSET_SMEP.sh

 2924 06:18:05.043091  lkdtm:DOUBLE_FAULT.sh

 2925 06:18:05.046475  lkdtm:CORRUPT_PAC.sh

 2926 06:18:05.049823  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2927 06:18:05.052907  lkdtm:OVERWRITE_ALLOCATION.sh

 2928 06:18:05.052991  lkdtm:WRITE_AFTER_FREE.sh

 2929 06:18:05.056476  lkdtm:READ_AFTER_FREE.sh

 2930 06:18:05.059741  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2931 06:18:05.062842  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2932 06:18:05.066008  lkdtm:SLAB_FREE_DOUBLE.sh

 2933 06:18:05.069433  lkdtm:SLAB_FREE_CROSS.sh

 2934 06:18:05.069517  lkdtm:SLAB_FREE_PAGE.sh

 2935 06:18:05.073168  lkdtm:SOFTLOCKUP.sh

 2936 06:18:05.076251  lkdtm:HARDLOCKUP.sh

 2937 06:18:05.076336  lkdtm:SPINLOCKUP.sh

 2938 06:18:05.079443  lkdtm:HUNG_TASK.sh

 2939 06:18:05.083040  lkdtm:EXEC_DATA.sh

 2940 06:18:05.083123  lkdtm:EXEC_STACK.sh

 2941 06:18:05.086097  lkdtm:EXEC_KMALLOC.sh

 2942 06:18:05.086180  lkdtm:EXEC_VMALLOC.sh

 2943 06:18:05.089844  lkdtm:EXEC_RODATA.sh

 2944 06:18:05.092842  lkdtm:EXEC_USERSPACE.sh

 2945 06:18:05.092924  lkdtm:EXEC_NULL.sh

 2946 06:18:05.095896  lkdtm:ACCESS_USERSPACE.sh

 2947 06:18:05.099150  lkdtm:ACCESS_NULL.sh

 2948 06:18:05.099233  lkdtm:WRITE_RO.sh

 2949 06:18:05.102373  lkdtm:WRITE_RO_AFTER_INIT.sh

 2950 06:18:05.106186  lkdtm:WRITE_KERN.sh

 2951 06:18:05.109079  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2952 06:18:05.112426  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2953 06:18:05.116133  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2954 06:18:05.119081  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2955 06:18:05.122309  lkdtm:REFCOUNT_DEC_ZERO.sh

 2956 06:18:05.125975  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2957 06:18:05.129539  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2958 06:18:05.132042  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2959 06:18:05.136239  lkdtm:REFCOUNT_INC_ZERO.sh

 2960 06:18:05.138740  lkdtm:REFCOUNT_ADD_ZERO.sh

 2961 06:18:05.142196  lkdtm:REFCOUNT_INC_SATURATED.sh

 2962 06:18:05.145535  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2963 06:18:05.148615  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2964 06:18:05.151937  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2965 06:18:05.155572  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2966 06:18:05.161905  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2967 06:18:05.165048  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2968 06:18:05.168305  lkdtm:REFCOUNT_TIMING.sh

 2969 06:18:05.168387  lkdtm:ATOMIC_TIMING.sh

 2970 06:18:05.172011  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2971 06:18:05.175036  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2972 06:18:05.178865  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2973 06:18:05.184802  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 2974 06:18:05.188336  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 2975 06:18:05.191415  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 2976 06:18:05.194758  lkdtm:USERCOPY_STACK_BEYOND.sh

 2977 06:18:05.194842  lkdtm:USERCOPY_KERNEL.sh

 2978 06:18:05.198018  lkdtm:STACKLEAK_ERASING.sh

 2979 06:18:05.201816  lkdtm:CFI_FORWARD_PROTO.sh

 2980 06:18:05.204532  ============== Tests to run ===============

 2981 06:18:05.207906  lkdtm:PANIC.sh

 2982 06:18:05.207989  lkdtm:BUG.sh

 2983 06:18:05.211041  lkdtm:WARNING.sh

 2984 06:18:05.214443  lkdtm:WARNING_MESSAGE.sh

 2985 06:18:05.214526  lkdtm:EXCEPTION.sh

 2986 06:18:05.217681  lkdtm:LOOP.sh

 2987 06:18:05.217764  lkdtm:EXHAUST_STACK.sh

 2988 06:18:05.220864  lkdtm:CORRUPT_STACK.sh

 2989 06:18:05.224016  lkdtm:CORRUPT_STACK_STRONG.sh

 2990 06:18:05.227410  lkdtm:CORRUPT_LIST_ADD.sh

 2991 06:18:05.231285  lkdtm:CORRUPT_LIST_DEL.sh

 2992 06:18:05.234119  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2993 06:18:05.237354  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2994 06:18:05.237437  lkdtm:UNSET_SMEP.sh

 2995 06:18:05.240604  lkdtm:DOUBLE_FAULT.sh

 2996 06:18:05.244528  lkdtm:CORRUPT_PAC.sh

 2997 06:18:05.247234  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2998 06:18:05.250565  lkdtm:OVERWRITE_ALLOCATION.sh

 2999 06:18:05.250648  lkdtm:WRITE_AFTER_FREE.sh

 3000 06:18:05.254169  lkdtm:READ_AFTER_FREE.sh

 3001 06:18:05.256858  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3002 06:18:05.260531  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3003 06:18:05.263883  lkdtm:SLAB_FREE_DOUBLE.sh

 3004 06:18:05.267101  lkdtm:SLAB_FREE_CROSS.sh

 3005 06:18:05.267184  lkdtm:SLAB_FREE_PAGE.sh

 3006 06:18:05.270246  lkdtm:SOFTLOCKUP.sh

 3007 06:18:05.273344  lkdtm:HARDLOCKUP.sh

 3008 06:18:05.273426  lkdtm:SPINLOCKUP.sh

 3009 06:18:05.276798  lkdtm:HUNG_TASK.sh

 3010 06:18:05.279702  lkdtm:EXEC_DATA.sh

 3011 06:18:05.279784  lkdtm:EXEC_STACK.sh

 3012 06:18:05.283085  lkdtm:EXEC_KMALLOC.sh

 3013 06:18:05.283167  lkdtm:EXEC_VMALLOC.sh

 3014 06:18:05.286741  lkdtm:EXEC_RODATA.sh

 3015 06:18:05.289853  lkdtm:EXEC_USERSPACE.sh

 3016 06:18:05.289935  lkdtm:EXEC_NULL.sh

 3017 06:18:05.292960  lkdtm:ACCESS_USERSPACE.sh

 3018 06:18:05.296353  lkdtm:ACCESS_NULL.sh

 3019 06:18:05.296435  lkdtm:WRITE_RO.sh

 3020 06:18:05.299697  lkdtm:WRITE_RO_AFTER_INIT.sh

 3021 06:18:05.302982  lkdtm:WRITE_KERN.sh

 3022 06:18:05.306207  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3023 06:18:05.309532  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3024 06:18:05.312885  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3025 06:18:05.316234  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3026 06:18:05.319509  lkdtm:REFCOUNT_DEC_ZERO.sh

 3027 06:18:05.322891  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3028 06:18:05.326559  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3029 06:18:05.329392  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3030 06:18:05.332683  lkdtm:REFCOUNT_INC_ZERO.sh

 3031 06:18:05.336117  lkdtm:REFCOUNT_ADD_ZERO.sh

 3032 06:18:05.339585  lkdtm:REFCOUNT_INC_SATURATED.sh

 3033 06:18:05.342575  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3034 06:18:05.345858  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3035 06:18:05.349073  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3036 06:18:05.353067  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3037 06:18:05.358995  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3038 06:18:05.362567  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3039 06:18:05.365525  lkdtm:REFCOUNT_TIMING.sh

 3040 06:18:05.365654  lkdtm:ATOMIC_TIMING.sh

 3041 06:18:05.368784  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3042 06:18:05.372403  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3043 06:18:05.375503  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3044 06:18:05.381938  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3045 06:18:05.385389  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3046 06:18:05.388715  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3047 06:18:05.391843  lkdtm:USERCOPY_STACK_BEYOND.sh

 3048 06:18:05.391932  lkdtm:USERCOPY_KERNEL.sh

 3049 06:18:05.395044  lkdtm:STACKLEAK_ERASING.sh

 3050 06:18:05.398435  lkdtm:CFI_FORWARD_PROTO.sh

 3051 06:18:05.401814  ===========End Tests to run ===============

 3052 06:18:05.443639  [   27.849100] kselftest: Running tests in lkdtm

 3053 06:18:05.449565  TAP version 13

 3054 06:18:05.458785  1..70

 3055 06:18:05.463911  # selftests: lkdtm: PANIC.sh

 3056 06:18:05.842662  # Skipping PANIC: crashes entire system

 3057 06:18:05.845704  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3058 06:18:05.848606  # selftests: lkdtm: BUG.sh

 3059 06:18:05.938044  [   28.343863] lkdtm: Performing direct entry BUG

 3060 06:18:05.944406  [   28.349067] ------------[ cut here ]------------

 3061 06:18:05.950897  [   28.354694] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3062 06:18:05.954612  [   28.360603] invalid opcode: 0000 [#1] SMP PTI

 3063 06:18:05.964000  [   28.365475] CPU: 1 PID: 634 Comm: cat Tainted: G        W         5.10.184-cip36 #1

 3064 06:18:05.970765  [   28.374036] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3065 06:18:05.973980  [   28.380845] RIP: 0010:lkdtm_BUG+0x5/0x10

 3066 06:18:05.993579  [   28.385227] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3067 06:18:06.000535  [   28.406204] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3068 06:18:06.010011  [   28.412038] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3069 06:18:06.016846  [   28.420006] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3070 06:18:06.026540  [   28.427973] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3071 06:18:06.033155  [   28.435940] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3072 06:18:06.039705  [   28.443899] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3073 06:18:06.049911  [   28.451867] FS:  00007ff866200580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3074 06:18:06.056093  [   28.460893] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3075 06:18:06.065927  [   28.467306] CR2: 00007ff86600a000 CR3: 0000000104636004 CR4: 00000000003706e0

 3076 06:18:06.066034  [   28.475275] Call Trace:

 3077 06:18:06.072470  [   28.477995]  ? __die_body.cold+0x1a/0x1f

 3078 06:18:06.075775  [   28.482379]  ? die+0x2b/0x50

 3079 06:18:06.078964  [   28.485589]  ? do_trap+0x91/0x110

 3080 06:18:06.081862  [   28.489285]  ? lkdtm_BUG+0x5/0x10

 3081 06:18:06.085372  [   28.492984]  ? do_error_trap+0x90/0x110

 3082 06:18:06.088752  [   28.497264]  ? lkdtm_BUG+0x5/0x10

 3083 06:18:06.095132  [   28.500960]  ? lkdtm_BUG+0x5/0x10

 3084 06:18:06.098552  [   28.504648]  ? exc_invalid_op+0x4e/0x70

 3085 06:18:06.101904  [   28.508927]  ? lkdtm_BUG+0x5/0x10

 3086 06:18:06.105075  [   28.512625]  ? asm_exc_invalid_op+0x12/0x20

 3087 06:18:06.111789  [   28.517294]  ? direct_entry+0xe0/0xe0

 3088 06:18:06.115274  [   28.521380]  ? lkdtm_BUG+0x5/0x10

 3089 06:18:06.118203  [   28.525077]  direct_entry.cold+0x2c/0x38

 3090 06:18:06.121896  [   28.529457]  full_proxy_write+0x53/0x80

 3091 06:18:06.128625  [   28.533755]  vfs_write+0xe7/0x3b0

 3092 06:18:06.131211  [   28.537453]  ksys_write+0x68/0xf0

 3093 06:18:06.134618  [   28.541144]  do_syscall_64+0x30/0x40

 3094 06:18:06.141343  [   28.545133]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3095 06:18:06.144339  [   28.550773] RIP: 0033:0x7ff866116473

 3096 06:18:06.164068  [   28.554761] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3097 06:18:06.173949  [   28.575749] RSP: 002b:00007fff7b44f918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3098 06:18:06.180487  [   28.584204] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff866116473

 3099 06:18:06.190607  [   28.592171] RDX: 0000000000000004 RSI: 00007ff86600a000 RDI: 0000000000000001

 3100 06:18:06.196960  [   28.600139] RBP: 00007ff86600a000 R08: 00007ff866009010 R09: 0000000000000000

 3101 06:18:06.203390  [   28.608098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3102 06:18:06.213381  [   28.616066] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3103 06:18:06.265836  [   28.624038] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3104 06:18:06.272326  [   28.678418] gsmi: Log Shutdown Reason 0x03

 3105 06:18:06.275459  [   28.683024] ---[ end trace e2cd4c44169b9e72 ]---

 3106 06:18:06.281981  [   28.688192] RIP: 0010:lkdtm_BUG+0x5/0x10

 3107 06:18:06.302218  [   28.692582] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3108 06:18:06.308666  [   28.713580] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3109 06:18:06.315094  [   28.719434] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3110 06:18:06.324832  [   28.727414] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3111 06:18:06.331379  [   28.735416] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3112 06:18:06.341244  [   28.743417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3113 06:18:06.347838  [   28.751420] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3114 06:18:06.357770  [   28.759419] FS:  00007ff866200580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3115 06:18:06.364216  [   28.768493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3116 06:18:06.370867  [   28.774939] CR2: 00007ff86600a000 CR3: 0000000104636004 CR4: 00000000003706e0

 3117 06:18:06.374075  # Segmentation fault

 3118 06:18:06.393705  # [   28.343863] lkdtm: Performing direct entry BUG

 3119 06:18:06.400294  # [   28.349067] ------------[ cut here ]------------

 3120 06:18:06.403738  # [   28.354694] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3121 06:18:06.410300  # [   28.360603] invalid opcode: 0000 [#1] SMP PTI

 3122 06:18:06.420085  # [   28.365475] CPU: 1 PID: 634 Comm: cat Tainted: G        W         5.10.184-cip36 #1

 3123 06:18:06.426661  # [   28.374036] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3124 06:18:06.429825  # [   28.380845] RIP: 0010:lkdtm_BUG+0x5/0x10

 3125 06:18:06.453420  # [   28.385227] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3126 06:18:06.462822  # [   28.406204] RSP: 0018:ffffb2514132fe60 EFLAGS: 0[   28.864258] lkdtm: Performing direct entry WARNING

 3127 06:18:06.466449  [   28.873161] ------------[ cut here ]------------

 3128 06:18:06.469462  0010282

 3129 06:18:06.482420  # [   28.412038] RAX: ffffffffbc5795e0 RBX: 00000000000[   28.878329] WARNING: CPU: 3 PID: 671 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3130 06:18:06.486091  00001 RCX: 0000000000000000

 3131 06:18:06.542187  # [   28.420006] RDX: 0000000000000[   28.893956] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3132 06:18:06.551736  [   28.952651] CPU: 3 PID: 671 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3133 06:18:06.554914  000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3134 06:18:06.564544  # [   28.427973[   28.961230] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3135 06:18:06.568025  [   28.974253] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3136 06:18:06.588114  [   28.979117] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 55

 3137 06:18:06.594460  [   29.000102] RSP: 0018:ffffb251413bfe60 EFLAGS: 00010202

 3138 06:18:06.604329  [   29.005938] RAX: ffffffffbc5795f0 RBX: 0000000000000002 RCX: 0000000000000000

 3139 06:18:06.610866  [   29.013909] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd57e8a0

 3140 06:18:06.617546  [   29.021880] RBP: ffffffffbd9f8f07 R08: 0000000000000000 R09: 0000000000000000

 3141 06:18:06.627540  [   29.029850] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3142 06:18:06.634003  [   29.037819] R13: ffffb251413bff10 R14: ffffb251413bff10 R15: ffff9dcb044bb000

 3143 06:18:06.643520  [   29.045790] FS:  00007f2c21068580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3144 06:18:06.650280  [   29.054828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3145 06:18:06.656955  [   29.061245] CR2: 00007f2c20e72000 CR3: 0000000102668005 CR4: 00000000003706e0

 3146 06:18:06.659993  [   29.069215] Call Trace:

 3147 06:18:06.663581  [   29.071946]  ? __warn+0x80/0x110

 3148 06:18:06.676318  ] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000[   29.075576]  ? lkdtm_WARNING+0x13/0x20

 3149 06:18:06.679706  [   29.085969]  ? report_bug+0x9e/0xc0

 3150 06:18:06.683377  [   29.089863]  ? handle_bug+0x41/0x90

 3151 06:18:06.686556  [   29.093757]  ? exc_invalid_op+0x14/0x70

 3152 06:18:06.693283  [   29.098038]  ? asm_exc_invalid_op+0x12/0x20

 3153 06:18:06.693370  001

 3154 06:18:06.702698  # [   28.435940] R10: 00000000ffffe000 R11: 3ffffffffffffff[   29.102711]  ? lkdtm_BUG+0x10/0x10

 3155 06:18:06.705903  [   29.112722]  ? lkdtm_WARNING+0x13/0x20

 3156 06:18:06.709372  [   29.116907]  direct_entry.cold+0x2c/0x38

 3157 06:18:06.716016  [   29.121286]  full_proxy_write+0x53/0x80

 3158 06:18:06.719752  [   29.125569]  vfs_write+0xe7/0x3b0

 3159 06:18:06.722640  [   29.129269]  ksys_write+0x68/0xf0

 3160 06:18:06.725784  [   29.132971]  do_syscall_64+0x30/0x40

 3161 06:18:06.732671  [   29.136961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3162 06:18:06.735575  [   29.142602] RIP: 0033:0x7f2c20f7e473

 3163 06:18:06.755388  [   29.146593] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3164 06:18:06.765503  [   29.167575] RSP: 002b:00007ffcb7fc3cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3165 06:18:06.771997  [   29.176032] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f2c20f7e473

 3166 06:18:06.781512  [   29.184001] RDX: 0000000000000008 RSI: 00007f2c20e72000 RDI: 0000000000000001

 3167 06:18:06.788318  [   29.191970] RBP: 00007f2c20e72000 R08: 00007f2c20e71010 R09: 0000000000000000

 3168 06:18:06.798033  [   29.199938] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3169 06:18:06.804880  [   29.207900] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3170 06:18:06.808176  [   29.215874] irq event stamp: 0

 3171 06:18:06.814459  [   29.219280] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3172 06:18:06.817482  f R12: 0000000000000004

 3173 06:18:06.831032  # [   28.443899] R13: ffffb2514132ff10 [   29.226283] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3174 06:18:06.834196  R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3175 06:18:06.847606  # [   28.451867] FS[   29.241634] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3176 06:18:06.854340  [   29.256984] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3177 06:18:06.857413  [   29.263981] ---[ end trace e2cd4c44169b9e73 ]---

 3178 06:18:06.864133  :  00007ff866200580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3179 06:18:06.870313  # [   28.460893] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3180 06:18:06.880715  # [   28.467306] CR2: 00007ff86600a000 CR3: 0000000104636004 CR4: 00000000003706e0

 3181 06:18:06.883730  # [   28.475275] Call Trace:

 3182 06:18:06.887048  # [   28.477995]  ? __die_body.cold+0x1a/0x1f

 3183 06:18:06.890520  # [   28.482379]  ? die+0x2b/0x50

 3184 06:18:06.893309  # [   28.485589]  ? do_trap+0x91/0x110

 3185 06:18:06.900194  # [   28.489285]  ? lkdtm_BUG+0x5/0x10

 3186 06:18:06.903229  # [   28.492984]  ? do_error_trap+0x90/0x110

 3187 06:18:06.906858  # [   28.497264]  ? lkdtm_BUG+0x5/0x10

 3188 06:18:06.910024  # [   28.500960]  ? lkdtm_BUG+0x5/0x10

 3189 06:18:06.916493  # [   28.504648]  ? exc_invalid_op+0x4e/0x70

 3190 06:18:06.920327  # [   28.508927]  ? lkdtm_BUG+0x5/0x10

 3191 06:18:06.923589  # [   28.512625]  ? asm_exc_invalid_op+0x12/0x20

 3192 06:18:06.929773  # [   28.517294]  ? direct_entry+0xe0/0xe0

 3193 06:18:06.933401  # [   28.521380]  ? lkdtm_BUG+0x5/0x10

 3194 06:18:06.939946  # [   29.342728] lkdtm: Performing direct entry WARNING_MESSAGE

 3195 06:18:06.943157  [   29.349882] ------------[ cut here ]------------

 3196 06:18:06.949417  [   28.525077]  direct_entry.cold+0x2c/0x38

 3197 06:18:06.956393  # [   28.529457]  f[   29.355043] Warning message trigger count: 2

 3198 06:18:06.956490  ull_proxy_write+0x53/0x80

 3199 06:18:06.972808  # [   28.533755]  vfs_write+0xe7/0x3b[   29.366062] WARNING: CPU: 1 PID: 706 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3200 06:18:06.972921  0

 3201 06:18:06.975953  # [   28.537453]  ksys_write+0x68/0xf0

 3202 06:18:07.028797  # [   28.541144]  do_[   29.382435] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3203 06:18:07.031864  syscall_64+0x30/0x40

 3204 06:18:07.044974  # [   28.545133]  entry_SYSCALL_64_after_h[   29.441096] CPU: 1 PID: 706 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3205 06:18:07.051599  [   29.455863] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3206 06:18:07.055071  wframe+0x61/0xc6

 3207 06:18:07.058512  # [   28.550773] RIP: 0033:0x7ff866116473

 3208 06:18:07.064797  # [[   29.462672] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3209 06:18:07.091248     28.554761] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff[   29.474523] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 55 e9 02 48 c7 c7 68 94 9f bd 8d 70 01 89 35 81 55 e9 02 e8 a7 c0 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3210 06:18:07.104000   ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 [   29.501724] RSP: 0018:ffffb2514143fe60 EFLAGS: 00010286

 3211 06:18:07.117278  01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83[   29.513796] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3212 06:18:07.120624   ec 28 48 89 54 24 18

 3213 06:18:07.130834  # [   28.575749] RSP: 002b:00007fff7b44f9[   29.527983] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 3214 06:18:07.140845  [   29.542169] RBP: ffffffffbd9f8f0f R08: 0000000000000000 R09: 0000000000000000

 3215 06:18:07.143876  18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3216 06:18:07.153720  # [   28.584204][   29.550141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3217 06:18:07.166758   RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff8661164[   29.564344] R13: ffffb2514143ff10 R14: ffffb2514143ff10 R15: ffff9dcb0473a000

 3218 06:18:07.166913  73

 3219 06:18:07.183411  # [   28.592171] RDX: 0000000000000004 RSI: 00007ff86600a000[   29.578511] FS:  00007f813ee24580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3220 06:18:07.190127  [   29.593759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3221 06:18:07.190221   RDI: 0000000000000001

 3222 06:18:07.202866  # [   28.600139] RBP: 00007ff86600a000 R[   29.600177] CR2: 00007f813ec2e000 CR3: 00000001044fe001 CR4: 00000000003706e0

 3223 06:18:07.206261  [   29.614358] Call Trace:

 3224 06:18:07.209633  08: 00007ff866009010 R09: 0000000000000000

 3225 06:18:07.216512  # [   28.608098] R10[   29.617093]  ? __warn+0x80/0x110

 3226 06:18:07.222996  : fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3227 06:18:07.226074  [   29.626902]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3228 06:18:07.236059  # [   28.616066] R13: 0000000000000001 R14: 0000000000020000 R15[   29.638078]  ? report_bug+0x9e/0xc0

 3229 06:18:07.239228  : 0000000000020000

 3230 06:18:07.245728  # [   28.624038] Modules linked in: fuse ip_[   29.648188]  ? handle_bug+0x41/0x90

 3231 06:18:07.252519  [   29.658294]  ? exc_invalid_op+0x14/0x70

 3232 06:18:07.262786  tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core in[   29.662577]  ? asm_exc_invalid_op+0x12/0x20

 3233 06:18:07.272227  dustrialio_triggered_buffer kfifo_buf industrialio snd_soc_da721[   29.673460]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3234 06:18:07.285539  9 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros[   29.684635]  direct_entry.cold+0x2c/0x38

 3235 06:18:07.295709  _ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger[   29.695230]  full_proxy_write+0x53/0x80

 3236 06:18:07.305098   cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 [   29.705727]  vfs_write+0xe7/0x3b0

 3237 06:18:07.315190  gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_com[   29.715640]  ksys_write+0x68/0xf0

 3238 06:18:07.324652  mon snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_[   29.725558]  do_syscall_64+0x30/0x40

 3239 06:18:07.328172  kbd_led_backlight chromeos_pstore coreboot_table

 3240 06:18:07.337807  # [   28.67841[   29.735767]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3241 06:18:07.341328  8] gsmi: Log Shutdown Reason 0x03

 3242 06:18:07.347905  # [   28.683024] ---[ end tra[   29.747623] RIP: 0033:0x7f813ed3a473

 3243 06:18:07.347987  ce e2cd4c44169b9e72 ]---

 3244 06:18:07.374321  # [   28.688192] RIP: 0010:lkdtm_BUG+0[   29.757829] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3245 06:18:07.374480  x5/0x10

 3246 06:18:07.387250  # [   28.692582] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea[   29.785030] RSP: 002b:00007ffc89d34a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3247 06:18:07.403642   ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 [   29.799722] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f813ed3a473

 3248 06:18:07.416859  ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00[   29.813911] RDX: 0000000000000010 RSI: 00007f813ec2e000 RDI: 0000000000000001

 3249 06:18:07.426750  [   29.828097] RBP: 00007f813ec2e000 R08: 00007f813ec2d010 R09: 0000000000000000

 3250 06:18:07.429848   0f 1f 44 00 00 83 05 b0 55 e9 02

 3251 06:18:07.439996  # [   28.713580] RSP: 0018:ff[   29.836071] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3252 06:18:07.446222  [   29.850251] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3253 06:18:07.449467  ffb2514132fe60 EFLAGS: 00010282

 3254 06:18:07.456141  # [   28.719434] RAX: ffffffffb[   29.858230] irq event stamp: 0

 3255 06:18:07.462952  c5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3256 06:18:07.469434  # [   28.72[   29.867844] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3257 06:18:07.486097  7414] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffb[   29.881063] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3258 06:18:07.486195  d57e890

 3259 06:18:07.502266  # [   28.735416] RBP: ffffffffbda5d600 R08: 00000000000[   29.896417] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3260 06:18:07.502362  00001 R09: 0000000000000001

 3261 06:18:07.515407  # [   28.743417] R10: 00000000ffffe[   29.911772] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3262 06:18:07.518878  [   29.924990] ---[ end trace e2cd4c44169b9e74 ]---

 3263 06:18:07.525840  000 R11: 3fffffffffffffff R12: 0000000000000004

 3264 06:18:07.532146  # [   28.751420] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3265 06:18:07.541734  # [   28.759419] FS:  00007ff866200580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3266 06:18:07.548514  # [   28.768493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3267 06:18:07.554933  # [   28.774939] CR2: 00007ff86600a000 CR3: 0000000104636004 CR4: 00000000003706e0

 3268 06:18:07.558240  # BUG: saw 'kernel BUG at': ok

 3269 06:18:07.561686  ok 2 selftests: lkdtm: BUG.sh

 3270 06:18:07.565077  # selftests: lkdtm: WARNING.sh

 3271 06:18:07.571305  # [   28.864258] lkdtm: Performing direct entry WARNING

 3272 06:18:07.574642  # [   28.873161] ------------[ cut here ]------------

 3273 06:18:07.584659  # [   28.878329] WARNING: CPU: 3 PID: 671 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3274 06:18:07.597852  # [   28.893956] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_senso[   30.003989] lkdtm: Performing direct entry EXCEPTION

 3275 06:18:07.607553  [   30.010279] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3276 06:18:07.614200  [   30.018060] #PF: supervisor write access in kernel mode

 3277 06:18:07.617412  [   30.023891] #PF: error_code(0x0002) - not-present page

 3278 06:18:07.620802  [   30.029626] PGD 0 P4D 0 

 3279 06:18:07.624055  [   30.032449] Oops: 0002 [#2] SMP PTI

 3280 06:18:07.634291  [   30.036339] CPU: 3 PID: 738 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3281 06:18:07.640621  [   30.044891] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3282 06:18:07.647350  [   30.051701] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3283 06:18:07.667141  [   30.056661] Code: 48 c7 c7 68 94 9f bd 8d 70 01 89 35 81 55 e9 02 e8 a7 c0 64 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3284 06:18:07.673537  [   30.077641] RSP: 0018:ffffb251414dfe60 EFLAGS: 00010282

 3285 06:18:07.680257  [   30.083466] RAX: ffffffffbc579640 RBX: 0000000000000004 RCX: 0000000000000000

 3286 06:18:07.686902  [   30.091434] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd57e8c0

 3287 06:18:07.696566  [   30.099402] RBP: ffffffffbd8ed46f R08: 0000000000000000 R09: 0000000000000000

 3288 06:18:07.703007  [   30.107368] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3289 06:18:07.713037  [   30.115336] R13: ffffb251414dff10 R14: ffffb251414dff10 R15: ffff9dcb06bec000

 3290 06:18:07.719989  [   30.123303] FS:  00007f81df98b580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3291 06:18:07.726223  [   30.132338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3292 06:18:07.735915  [   30.138753] CR2: 0000000000000000 CR3: 000000010472a002 CR4: 00000000003706e0

 3293 06:18:07.739275  [   30.146720] Call Trace:

 3294 06:18:07.742595  [   30.149449]  ? __die_body.cold+0x1a/0x1f

 3295 06:18:07.746006  [   30.153827]  ? no_context+0x177/0x380

 3296 06:18:07.752505  [   30.157915]  ? exc_page_fault+0x53/0x170

 3297 06:18:07.755764  [   30.162291]  ? asm_exc_page_fault+0x1e/0x30

 3298 06:18:07.762520  [   30.166961]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3299 06:18:07.766080  [   30.171922]  ? lkdtm_EXCEPTION+0x5/0x20

 3300 06:18:07.768737  [   30.176202]  direct_entry.cold+0x2c/0x38

 3301 06:18:07.775563  [   30.180580]  full_proxy_write+0x53/0x80

 3302 06:18:07.778826  [   30.184862]  vfs_write+0xe7/0x3b0

 3303 06:18:07.781879  [   30.188559]  ksys_write+0x68/0xf0

 3304 06:18:07.784967  [   30.192257]  do_syscall_64+0x30/0x40

 3305 06:18:07.791874  [   30.196245]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3306 06:18:07.795088  [   30.201883] RIP: 0033:0x7f81df8a1473

 3307 06:18:07.814753  [   30.205869] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3308 06:18:07.824947  [   30.226849] RSP: 002b:00007fffb15793a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3309 06:18:07.831354  [   30.235302] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f81df8a1473

 3310 06:18:07.841033  [   30.243270] RDX: 000000000000000a RSI: 00007f81df795000 RDI: 0000000000000001

 3311 06:18:07.847751  [   30.251238] RBP: 00007f81df795000 R08: 00007f81df794010 R09: 0000000000000000

 3312 06:18:07.857539  [   30.259206] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3313 06:18:07.864003  [   30.267173] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3314 06:18:07.923591  rs cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf [   30.275144] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3315 06:18:07.927159  [   30.333834] CR2: 0000000000000000

 3316 06:18:07.930157  [   30.337531] ---[ end trace e2cd4c44169b9e75 ]---

 3317 06:18:07.936475  [   30.342697] RIP: 0010:lkdtm_BUG+0x5/0x10

 3318 06:18:07.956426  [   30.347073] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3319 06:18:07.963063  [   30.368050] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3320 06:18:07.969530  [   30.373881] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3321 06:18:07.979505  [   30.381847] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3322 06:18:07.985954  [   30.389814] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3323 06:18:07.996369  [   30.397781] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3324 06:18:08.002767  [   30.405748] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3325 06:18:08.012483  [   30.413716] FS:  00007f81df98b580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3326 06:18:08.019095  [   30.422754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3327 06:18:08.025439  [   30.429169] CR2: 0000000000000000 CR3: 000000010472a002 CR4: 00000000003706e0

 3328 06:18:08.035312  [   30.437137] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3329 06:18:08.045262  [   30.447046] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 738, name: cat

 3330 06:18:08.048695  [   30.455394] INFO: lockdep is turned off.

 3331 06:18:08.051987  [   30.459768] irq event stamp: 0

 3332 06:18:08.058304  [   30.463172] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3333 06:18:08.068122  [   30.470170] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3334 06:18:08.078443  [   30.479303] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3335 06:18:08.084646  [   30.488437] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3336 06:18:08.094379  [   30.495425] CPU: 3 PID: 738 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3337 06:18:08.101190  [   30.503974] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3338 06:18:08.101279  [   30.510775] Call Trace:

 3339 06:18:08.107625  [   30.513502]  dump_stack+0x77/0x9b

 3340 06:18:08.110713  [   30.517198]  ___might_sleep.cold+0xa6/0xb6

 3341 06:18:08.114387  [   30.521762]  exit_signals+0x1c/0x300

 3342 06:18:08.117709  [   30.525751]  do_exit+0xc2/0xab0

 3343 06:18:08.120836  [   30.529254]  ? ksys_write+0x68/0xf0

 3344 06:18:08.127372  [   30.533144]  make_task_dead+0x2f/0x30

 3345 06:18:08.130783  [   30.537221]  rewind_stack_and_make_dead+0x17/0x20

 3346 06:18:08.133701  [   30.542470] RIP: 0033:0x7f81df8a1473

 3347 06:18:08.157106  [   30.546456] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3348 06:18:08.163347  [   30.567434] RSP: 002b:00007fffb15793a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3349 06:18:08.173421  [   30.575888] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f81df8a1473

 3350 06:18:08.180217  [   30.583856] RDX: 000000000000000a RSI: 00007f81df795000 RDI: 0000000000000001

 3351 06:18:08.189717  [   30.591824] RBP: 00007f81df795000 R08: 00007f81df794010 R09: 0000000000000000

 3352 06:18:08.196565  [   30.599793] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3353 06:18:08.206197  [   30.607761] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3354 06:18:08.242585  industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3355 06:18:08.252255  # [   28.952651] CPU: 3 PID: 671 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3356 06:18:08.258961  # [   28.961230] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3357 06:18:08.265841  # [   28.974253] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3358 06:18:08.284947  # [   28.979117] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 55

 3359 06:18:08.291817  # [   29.000102] RSP: 0018:ffffb251413bfe60 EFLAGS: 00010202

 3360 06:18:08.298264  # [   29.005938] RAX: ffffffffbc5795f0 RBX: 0000000000000002 RCX: 0000000000000000

 3361 06:18:08.308091  # [   29.013909] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd57e8a0

 3362 06:18:08.314708  # [   29.021880] RBP: ffffffffbd9f8f07 R08: 0000000000000000 R09: 0000000000000000

 3363 06:18:08.324895  # [   29.029850] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3364 06:18:08.331078  # [   29.037819] R13: ffffb251413bff10 R14: ffffb251413bff10 R15: ffff9dcb044bb000

 3365 06:18:08.340986  # [   29.045790] FS:  00007f2c21068580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3366 06:18:08.348419  # [   29.054828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3367 06:18:08.357510  # [   29.061245] CR2: 00007f2c20e72000 CR3: 0000000102668005 CR4: 00000000003706e0

 3368 06:18:08.357660  # [   29.069215] Call Trace:

 3369 06:18:08.363877  # [   29.071946]  ? __warn+0x80/0x110

 3370 06:18:08.367488  # [   29.075576]  ? lkdtm_WARNING+0x13/0x20

 3371 06:18:08.370721  # [   29.085969]  ? report_bug+0x9e/0xc0

 3372 06:18:08.374188  # [   29.089863]  ? handle_bug+0x41/0x90

 3373 06:18:08.380365  # [   29.093757]  ? exc_invalid_op+0x14/0x70

 3374 06:18:08.383813  # [   29.098038]  ? asm_exc_invalid_op+0x12/0x20

 3375 06:18:08.387367  # [   29.102711]  ? lkdtm_BUG+0x10/0x10

 3376 06:18:08.393544  # [   29.112722]  ? lkdtm_WARNING+0x13/0x20

 3377 06:18:08.396860  # [   29.116907]  direct_entry.cold+0x2c/0x38

 3378 06:18:08.400257  # [   29.121286]  full_proxy_write+0x53/0x80

 3379 06:18:08.407133  # [   29.125569]  vfs_write+0xe7/0x3b0

 3380 06:18:08.410521  # [   29.129269]  ksys_write+0x68/0xf0

 3381 06:18:08.413339  # [   29.132971]  do_syscall_64+0x30/0x40

 3382 06:18:08.420556  # [   29.136961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3383 06:18:08.429955  # [   29.142602] RIP: 0033:[   30.833019] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3384 06:18:08.430050  0x7f2c20f7e473

 3385 06:18:08.439873  # [   29.146593] Code: 8b 15 21 2a 0e 00 f7 d8 6[   30.839549] lkdtm: attempting good list addition

 3386 06:18:08.453289  4 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00[   30.850920] lkdtm: attempting corrupted list addition

 3387 06:18:08.462825   00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c[   30.862776] lkdtm: list_add() corruption not detected!

 3388 06:18:08.466268  3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3389 06:18:08.476185  # [   29.167575] RSP: 002b:00007ffcb7fc3cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3390 06:18:08.486348  # [   29.176032] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f2c20f7e473

 3391 06:18:08.492596  # [   29.184001] RDX: 0000000000000008 RSI: 00007f2c20e72000 RDI: 0000000000000001

 3392 06:18:08.499341  # [   29.191970] RBP: 00007f2c20e72000 R08: 00007f2c20e71010 R09: 0000000000000000

 3393 06:18:08.509371  # [   29.199938] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3394 06:18:08.515847  # [   29.207900] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3395 06:18:08.522366  # [   29.215874] irq event stamp: 0

 3396 06:18:08.529208  # [   29.219280] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3397 06:18:08.538996  # [   29.226283] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3398 06:18:08.545325  # [   29.2[   30.948780] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3399 06:18:08.548665  [   30.955557] lkdtm: attempting good list removal

 3400 06:18:08.555200  [   30.960619] lkdtm: attempting corrupted list removal

 3401 06:18:08.568485  41634] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_[   30.966196] lkdtm: list_del() corruption not detected!

 3402 06:18:08.568624  process+0x664/0x1c60

 3403 06:18:08.575138  # [   29.256984] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3404 06:18:08.581505  # [   29.263981] ---[ end trace e2cd4c44169b9e73 ]---

 3405 06:18:08.584748  # WARNING: saw 'WARNING:': ok

 3406 06:18:08.588322  ok 3 selftests: lkdtm: WARNING.sh

 3407 06:18:08.591367  # selftests: lkdtm: WARNING_MESSAGE.sh

 3408 06:18:08.598607  # [   29.342728] lkdtm: Performing direct entry WARNING_MESSAGE

 3409 06:18:08.604817  # [   29.349882] ------------[ cut here ]------------

 3410 06:18:08.608352  # [   29.355043] Warning message trigger count: 2

 3411 06:18:08.617793  # [   29.366062] WARNING: CPU: 1 PID: 706 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3412 06:18:08.670507  # [   29.382435] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3413 06:18:08.680449  # [   29.441096] CPU: 1 PID: 706 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3414 06:18:08.687118  # [   29.455863] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3415 06:18:08.693740  # [   29.462672] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3416 06:18:08.710648  # [   29.474523] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 55 e9 02 48 c7 c7 68 94 9f bd 8d[   31.111662] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3417 06:18:08.717109  [   31.121892] lkdtm: attempting bad read from page below current stack

 3418 06:18:08.730256  [   31.129011] BUG: stack guard page was hit at 000000006d1b1214 (stack is 00000000255bb5d3..000000001706d3b0)

 3419 06:18:08.743117   70 01 89 35 81 55 e9 02 e8 a7 c0 64 00 <0f> 0b c3 cc cc cc cc 6[   31.139905] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3420 06:18:08.749726  [   31.152921] CPU: 2 PID: 963 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3421 06:18:08.756618  [   31.161473] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3422 06:18:08.762946  [   31.168279] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3423 06:18:08.786249  [   31.174792] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 08 98 9f bd 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 62 de fb ff 48 c7 c7 48 98 9f bd <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 48 de fb ff 0f 1f 44

 3424 06:18:08.789378  [   31.195773] RSP: 0018:ffffb2514182fe50 EFLAGS: 00010246

 3425 06:18:08.799318  [   31.201604] RAX: 0000000000000038 RBX: ffffb2514182c000 RCX: 0000000000000000

 3426 06:18:08.805889  [   31.209573] RDX: 0000000000000000 RSI: ffff9dcb7ad1bf70 RDI: ffffffffbd9f9848

 3427 06:18:08.815633  [   31.217541] RBP: ffffffffbd9f8f72 R08: 0000000000000000 R09: 0000000000000000

 3428 06:18:08.822212  [   31.225510] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3429 06:18:08.829431  [   31.233480] R13: ffffb2514182ff10 R14: ffffb2514182ff10 R15: ffff9dcb032d1000

 3430 06:18:08.839092  [   31.241449] FS:  00007f2ac4509580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 3431 06:18:08.845519  [   31.250487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3432 06:18:08.855386  [   31.256901] CR2: ffffb2514182bfff CR3: 0000000105d82002 CR4: 00000000003706e0

 3433 06:18:08.855476  [   31.264870] Call Trace:

 3434 06:18:08.858630  [   31.267596]  <#DF>

 3435 06:18:08.861840  [   31.269838]  ? __die_body.cold+0x1a/0x1f

 3436 06:18:08.865194  [   31.274215]  ? die+0x2b/0x50

 3437 06:18:08.872272  [   31.277427]  ? handle_stack_overflow+0x3e/0x4d

 3438 06:18:08.875184  [   31.282379]  ? no_context+0x24d/0x380

 3439 06:18:08.878497  [   31.286456]  </#DF>

 3440 06:18:08.881674  6 [0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3441 06:18:08.937546  # [   29.501724] RS   31.288791] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3442 06:18:08.940720  [   31.347499] ---[ end trace e2cd4c44169b9e76 ]---

 3443 06:18:08.947655  [   31.352647] RIP: 0010:lkdtm_BUG+0x5/0x10

 3444 06:18:08.967012  [   31.357023] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3445 06:18:08.974009  [   31.378005] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3446 06:18:08.980453  [   31.383839] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3447 06:18:08.990259  [   31.391809] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3448 06:18:08.996849  [   31.399779] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3449 06:18:09.003450  [   31.407751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3450 06:18:09.013541  [   31.415719] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3451 06:18:09.023459  [   31.423696] FS:  00007f2ac4509580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 3452 06:18:09.026619  [   31.432746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3453 06:18:09.036436  [   31.439164] CR2: ffffb2514182bfff CR3: 0000000105d82002 CR4: 00000000003706e0

 3454 06:18:09.039630  P: 0018:ffffb2514143fe60 EFLAGS: 00010286

 3455 06:18:09.049691  # [   29.513796] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3456 06:18:09.056311  # [   29.527983] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 3457 06:18:09.066186  # [   29.542169] RBP: ffffffffbd9f8f0f R08: 0000000000000000 R09: 0000000000000000

 3458 06:18:09.072404  # [   29.550141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3459 06:18:09.082578  # [   29.564344] R13: ffffb2514143ff10 R14: ffffb2514143ff10 R15: ffff9dcb0473a000

 3460 06:18:09.088881  # [   29.578511] FS:  00007f813ee24580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3461 06:18:09.095895  # [   29.593759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3462 06:18:09.105381  # [   29.600177] CR2: 00007f813ec2e000 CR3: 00000001044fe001 CR4: 00000000003706e0

 3463 06:18:09.108749  # [   29.614358] Call Trace:

 3464 06:18:09.112259  # [   29.617093]  ? __warn+0x80/0x110

 3465 06:18:09.115122  # [   29.626902]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3466 06:18:09.122303  # [   29.638078]  ? report_bug+0x9e/0xc0

 3467 06:18:09.125186  # [   29.648188]  ? handle_bug+0x41/0x90

 3468 06:18:09.128366  # [   29.658294]  ? exc_invalid_op+0x14/0x70

 3469 06:18:09.135132  # [   29.662577]  ? asm_exc_invalid_op+0x12/0x20

 3470 06:18:09.141700  # [   29.673[   31.540873] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3471 06:18:09.151291  [   31.553743] lkdtm: attempting bad read from page above current stack

 3472 06:18:09.161455  [   31.560879] BUG: stack guard page was hit at 00000000d842cdc8 (stack is 000000003ee6a0bb..00000000aca139bd)

 3473 06:18:09.164545  460]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3474 06:18:09.174412  # [   29.684635]  direc[   31.571791] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3475 06:18:09.181033  [   31.584807] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3476 06:18:09.188272  [   31.593349] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3477 06:18:09.194464  [   31.600155] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3478 06:18:09.217440  [   31.606765] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 80 98 9f bd 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 28 de fb ff 48 c7 c7 c0 98 9f bd <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 0b de fb ff

 3479 06:18:09.223836  [   31.627746] RSP: 0018:ffffb251418cfe50 EFLAGS: 00010246

 3480 06:18:09.230400  [   31.633580] RAX: 0000000000000038 RBX: ffffb251418cc000 RCX: 0000000000000000

 3481 06:18:09.237405  [   31.641540] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd9f98c0

 3482 06:18:09.247196  [   31.649506] RBP: ffffffffbd9f8f8b R08: 0000000000000000 R09: 0000000000000000

 3483 06:18:09.253471  [   31.657475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3484 06:18:09.263457  [   31.665444] R13: ffffb251418cff10 R14: ffffb251418cff10 R15: ffff9dcb04708000

 3485 06:18:09.270226  [   31.673412] FS:  00007f063f6a7580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3486 06:18:09.276603  [   31.682447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3487 06:18:09.286270  [   31.688862] CR2: ffffb251418d0000 CR3: 0000000105af2003 CR4: 00000000003706e0

 3488 06:18:09.289795  [   31.696831] Call Trace:

 3489 06:18:09.289907  [   31.699556]  <#DF>

 3490 06:18:09.296546  [   31.701799]  ? __die_body.cold+0x1a/0x1f

 3491 06:18:09.299433  [   31.706176]  ? die+0x2b/0x50

 3492 06:18:09.303026  [   31.709387]  ? handle_stack_overflow+0x3e/0x4d

 3493 06:18:09.306098  [   31.714346]  ? no_context+0x24d/0x380

 3494 06:18:09.309408  [   31.718429]  </#DF>

 3495 06:18:09.312495  t_entry.cold+0x2c/0x38

 3496 06:18:09.369377  # [   29.695230]  full_proxy_write+0x53/[   31.720765] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3497 06:18:09.372211  [   31.779462] ---[ end trace e2cd4c44169b9e77 ]---

 3498 06:18:09.378892  [   31.784616] RIP: 0010:lkdtm_BUG+0x5/0x10

 3499 06:18:09.398788  [   31.788991] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3500 06:18:09.405776  [   31.809972] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3501 06:18:09.411813  [   31.815804] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3502 06:18:09.421897  [   31.823770] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3503 06:18:09.428384  [   31.831753] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3504 06:18:09.438453  [   31.839743] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3505 06:18:09.444962  [   31.847711] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3506 06:18:09.454702  [   31.855699] FS:  00007f063f6a7580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3507 06:18:09.461133  [   31.864750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3508 06:18:09.468008  [   31.871163] CR2: ffffb251418d0000 CR3: 0000000105af2003 CR4: 00000000003706e0

 3509 06:18:09.477479  [   31.879131] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3510 06:18:09.487734  [   31.889042] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 997, name: cat

 3511 06:18:09.491089  [   31.897389] INFO: lockdep is turned off.

 3512 06:18:09.493929  [   31.901763] irq event stamp: 0

 3513 06:18:09.500298  [   31.905169] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3514 06:18:09.510779  [   31.912166] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3515 06:18:09.520398  [   31.921298] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3516 06:18:09.527390  [   31.930432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3517 06:18:09.536753  [   31.937430] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3518 06:18:09.543325  [   31.945979] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3519 06:18:09.543751  [   31.952781] Call Trace:

 3520 06:18:09.550117  [   31.955508]  dump_stack+0x77/0x9b

 3521 06:18:09.553151  [   31.959205]  ___might_sleep.cold+0xa6/0xb6

 3522 06:18:09.556555  [   31.963777]  exit_signals+0x1c/0x300

 3523 06:18:09.559810  [   31.967764]  do_exit+0xc2/0xab0

 3524 06:18:09.563574  [   31.971267]  ? ksys_write+0x68/0xf0

 3525 06:18:09.569504  [   31.975160]  make_task_dead+0x2f/0x30

 3526 06:18:09.572966  [   31.979246]  rewind_stack_and_make_dead+0x17/0x20

 3527 06:18:09.576167  [   31.984487] RIP: 0033:0x7f063f5bd473

 3528 06:18:09.599280  [   31.988475] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3529 06:18:09.605539  [   32.009447] RSP: 002b:00007ffdd72fc788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3530 06:18:09.615521  [   32.017901] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f063f5bd473

 3531 06:18:09.622128  [   32.025870] RDX: 000000000000001a RSI: 00007f063f4b1000 RDI: 0000000000000001

 3532 06:18:09.632265  [   32.033837] RBP: 00007f063f4b1000 R08: 00007f063f4b0010 R09: 0000000000000000

 3533 06:18:09.638597  [   32.041804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3534 06:18:09.645413  [   32.049773] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3535 06:18:09.648602  0x80

 3536 06:18:09.651722  # [   29.705727]  vfs_write+0xe7/0x3b0

 3537 06:18:09.655192  # [   29.715640]  ksys_write+0x68/0xf0

 3538 06:18:09.658572  # [   29.725558]  do_syscall_64+0x30/0x40

 3539 06:18:09.665432  # [   29.735767]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3540 06:18:09.668286  # [   29.747623] RIP: 0033:0x7f813ed3a473

 3541 06:18:09.691333  # [   29.757829] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3542 06:18:09.697928  # [   29.785030] RSP: 002b:00007ffc89d34a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3543 06:18:09.707472  # [   29.799722] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f813ed3a473

 3544 06:18:09.714282  # [   29.813911] RDX: 0000000000000010 RSI: 00007f813ec2e000 RDI: 0000000000000001

 3545 06:18:09.724247  # [   29.828097] RBP: 00007f813ec2e000 R08: 00007f813ec2d010 R09: 0000000000000000

 3546 06:18:09.730743  # [   29.836071] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3547 06:18:09.740514  # [   29.850251] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3548 06:18:09.743864  # [   29.858230] irq event stamp: 0

 3549 06:18:09.750456  # [   29.867844] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3550 06:18:09.760124  # [   29.881063] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3551 06:18:09.770120  # [   29.896417] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3552 06:18:09.776611  # [   29.911772] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3553 06:18:09.783176  # [   29.924990] ---[ end trace e2cd4c44169b9e74 ]---

 3554 06:18:09.786618  # WARNING_MESSAGE: saw 'message trigger': ok

 3555 06:18:09.790260  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3556 06:18:09.793375  # selftests: lkdtm: EXCEPTION.sh

 3557 06:18:09.793458  # Killed

 3558 06:18:09.803019  # [   30.003[   32.201299] lkdtm: Performing direct entry UNSET_SMEP

 3559 06:18:09.806151  989] lkdtm: Performing direct entry EXCEPTION

 3560 06:18:09.813125  # [   30.010279] [   32.212612] lkdtm: trying to clear SMEP normally

 3561 06:18:09.819414  BUG: kernel NULL pointer dereference, address: 0000000000000000

 3562 06:18:09.822984  [   32.223977] ------------[ cut here ]------------

 3563 06:18:09.823090  

 3564 06:18:09.829527  # [   30.018060] #PF: supervisor write access in kernel mode

 3565 06:18:09.835893  #[   32.235375] pinned CR4 bits changed: 0x100000!?

 3566 06:18:09.842757   [   30.023891] #PF: error_code(0x0002) - not-present page

 3567 06:18:09.852802  # [ [   32.246660] WARNING: CPU: 0 PID: 1033 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3568 06:18:09.855949    30.029626] PGD 0 P4D 0 

 3569 06:18:09.912487  # [   30.032449] Oops: 0002 [#2] SMP [   32.263075] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3570 06:18:09.913034  PTI

 3571 06:18:09.925342  # [   30.036339] CPU: 3 PID: 738 Comm: cat Tainted: G      [   32.321743] CPU: 0 PID: 1033 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3572 06:18:09.928978  D W         5.10.184-cip36 #1

 3573 06:18:09.938362  # [   30.044891] Hardware name: G[   32.336612] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3574 06:18:09.941787  oogle Rammus/Rammus, BIOS  09/04/2020

 3575 06:18:09.952173  # [   30.051701] RIP: 001[   32.349644] RIP: 0010:native_write_cr4+0x45/0x60

 3576 06:18:09.955093  0:lkdtm_EXCEPTION+0x5/0x20

 3577 06:18:09.977999  # [   30.056661] Code: 48 c7 c7 68 9[   32.361037] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 73 33 46 02 00 75 f2 48 c7 c7 30 75 8f bd c6 05 63 33 46 02 01 e8 a2 30 10 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3578 06:18:09.990746  4 9f bd 8d 70 01 89 35 81 55 e9 02 e8 a7 c0 64 00 0f 0b c3 cc cc[   32.388248] RSP: 0018:ffffb25141957e48 EFLAGS: 00010286

 3579 06:18:10.004714   cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 0[   32.400288] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000

 3580 06:18:10.011971  0 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3581 06:18:10.017338  # [   30.0[   32.414520] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 3582 06:18:10.024143  77641] RSP: 0018:ffffb251414dfe60 EFLAGS: 00010282

 3583 06:18:10.033832  # [   30.083[   32.428714] RBP: ffffffffbd9f8fa5 R08: 0000000000000000 R09: 0000000000000000

 3584 06:18:10.047025  466] RAX: ffffffffbc579640 RBX: 0000000000000004 RCX: 0000000000[   32.442932] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3585 06:18:10.047555  000000

 3586 06:18:10.059893  # [   30.091434] RDX: 0000000000000000 RSI: ffff9dcb7ad9[   32.457110] R13: ffffb25141957f10 R14: ffffb25141957f10 R15: ffff9dcb05f90000

 3587 06:18:10.063138  bf70 RDI: ffffffffbd57e8c0

 3588 06:18:10.076328  # [   30.099402] RBP: ffffffffbd8ed4[   32.471301] FS:  00007f64a75ab580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 3589 06:18:10.079724  6f R08: 0000000000000000 R09: 0000000000000000

 3590 06:18:10.089778  # [   30.107368][   32.486599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3591 06:18:10.102706   R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   32.499222] CR2: 00007f64a73b5000 CR3: 00000001032fa003 CR4: 00000000003706f0

 3592 06:18:10.103230  0a

 3593 06:18:10.112280  # [   30.115336] R13: ffffb251414dff10 R14: ffffb251414dff10[   32.513440] Call Trace:

 3594 06:18:10.116177   R15: ffff9dcb06bec000

 3595 06:18:10.122488  # [   30.123303] FS:  00007f81df98b580(0[   32.522424]  ? __warn+0x80/0x110

 3596 06:18:10.125800  000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3597 06:18:10.132227  # [   30.[   32.532208]  ? native_write_cr4+0x45/0x60

 3598 06:18:10.138872  132338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3599 06:18:10.142528  # [  [   32.542932]  ? report_bug+0x9e/0xc0

 3600 06:18:10.151985   30.138753] CR2: 0000000000000000 CR3: 000000010472a002 CR4: 000[   32.553004]  ? handle_bug+0x41/0x90

 3601 06:18:10.155054  00000003706e0

 3602 06:18:10.155479  # [   30.146720] Call Trace:

 3603 06:18:10.161699  # [   30.149449]  ?[   32.563133]  ? exc_invalid_op+0x14/0x70

 3604 06:18:10.165819   __die_body.cold+0x1a/0x1f

 3605 06:18:10.175150  # [   30.153827]  ? no_context+0x177[   32.573611]  ? asm_exc_invalid_op+0x12/0x20

 3606 06:18:10.175685  /0x380

 3607 06:18:10.178719  # [   30.157915]  ? exc_page_fault+0x53/0x170

 3608 06:18:10.184931  # [   30.[   32.584536]  ? native_write_cr4+0x45/0x60

 3609 06:18:10.188773  162291]  ? asm_exc_page_fault+0x1e/0x30

 3610 06:18:10.195224  # [   30.166961]  ? lkd[   32.595191]  ? native_write_cr4+0x45/0x60

 3611 06:18:10.197783  tm_WARNING_MESSAGE+0x30/0x30

 3612 06:18:10.207762  # [   30.171922]  ? lkdtm_EXCEPTIO[   32.605896]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3613 06:18:10.208288  N+0x5/0x20

 3614 06:18:10.211177  # [   30.176202]  direct_entry.cold+0x2c/0x38

 3615 06:18:10.217746  # [  [   32.616975]  direct_entry.cold+0x2c/0x38

 3616 06:18:10.220965   30.180580]  full_proxy_write+0x53/0x80

 3617 06:18:10.227820  # [   30.184862]  vfs_w[   32.627597]  full_proxy_write+0x53/0x80

 3618 06:18:10.228351  rite+0xe7/0x3b0

 3619 06:18:10.234063  # [   30.188559]  ksys_write+0x68/0xf0

 3620 06:18:10.237301  # [   3[   32.638070]  vfs_write+0xe7/0x3b0

 3621 06:18:10.241003  0.192257]  do_syscall_64+0x30/0x40

 3622 06:18:10.247381  # [   30.196245]  entry_SYSC[   32.647995]  ksys_write+0x68/0xf0

 3623 06:18:10.250834  ALL_64_after_hwframe+0x61/0xc6

 3624 06:18:10.257529  # [   30.201883] RIP: 0033:0x7f8[   32.657905]  do_syscall_64+0x30/0x40

 3625 06:18:10.258107  1df8a1473

 3626 06:18:10.270546  # [   30.205869] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 [   32.668127]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3627 06:18:10.280329  02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 8[   32.679984] RIP: 0033:0x7f64a74c1473

 3628 06:18:10.306425  5 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f [   32.690193] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3629 06:18:10.309487  1f 40 00 48 83 ec 28 48 89 54 24 18

 3630 06:18:10.322949  # [   30.226849] RSP: 002b:[   32.717393] RSP: 002b:00007ffe8522a7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3631 06:18:10.326033  00007fffb15793a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3632 06:18:10.336660  # [   32.732079] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f64a74c1473

 3633 06:18:10.349163  [   30.235302] RAX: ffffffffffffffda RBX: 000000000000000a RCX: [   32.746258] RDX: 000000000000000b RSI: 00007f64a73b5000 RDI: 0000000000000001

 3634 06:18:10.352764  00007f81df8a1473

 3635 06:18:10.363040  # [   30.243270] RDX: 000000000000000a RSI: 00[   32.760486] RBP: 00007f64a73b5000 R08: 00007f64a73b4010 R09: 0000000000000000

 3636 06:18:10.369829  007f81df795000 RDI: 0000000000000001

 3637 06:18:10.378752  # [   30.251238] RBP: 0000[   32.774643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3638 06:18:10.385394  7f81df795000 R08: 00007f81df794010 R09: 0000000000000000

 3639 06:18:10.392788  # [   [   32.788837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3640 06:18:10.402052  30.259206] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000[   32.803033] irq event stamp: 0

 3641 06:18:10.402583  000000000001

 3642 06:18:10.415507  # [   30.267173] R13: 0000000000000001 R14: 000000[   32.812670] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3643 06:18:10.418234  0000020000 R15: 0000000000020000

 3644 06:18:10.431565  # [   30.275144] Modules linke[   32.825876] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3645 06:18:10.444827  d in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_s[   32.841238] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3646 06:18:10.458225  ensors_core industrialio_triggered_buffer kfifo_buf industrialio[   32.856582] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3647 06:18:10.471393   snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec[   32.869809] ---[ end trace e2cd4c44169b9e78 ]---

 3648 06:18:10.480912  _lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros[   32.881170] lkdtm: ok: SMEP did not get cleared

 3649 06:18:10.494167  _usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core v[   32.892452] lkdtm: trying to clear SMEP with call gadget

 3650 06:18:10.504264  ideobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress[   32.904614] lkdtm: ok: SMEP removal was reverted

 3651 06:18:10.516720   videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3652 06:18:10.520138  # [   30.333834] CR2: 0000000000000000

 3653 06:18:10.526995  # [   30.337531] ---[ end trace e2cd4c44169b9e75 ]---

 3654 06:18:10.530080  # [   30.342697] RIP: 0010:lkdtm_BUG+0x5/0x10

 3655 06:18:10.552721  # [   30.347073] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3656 06:18:10.559407  # [   30.368050] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3657 06:18:10.565995  # [   30.373881] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3658 06:18:10.576360  # [   30.381847] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3659 06:18:10.582880  # [   30.389814] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3660 06:18:10.592541  # [   30.397781] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3661 06:18:10.599426  # [   30.405748] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3662 06:18:10.609452  # [   30.413716] FS:  00007f81df98b580(0000) GS:ffff9d[   33.010088] lkdtm: Performing direct entry DOUBLE_FAULT

 3663 06:18:10.616336  cb7ad80000(0000) knlGS:0000000000000000

 3664 06:18:10.622190  # [   30.422754] CS:  0[   33.021282] lkdtm: XFAIL: this test is ia32-only

 3665 06:18:10.625685  010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3666 06:18:10.635304  # [   30.429169] CR2: 0000000000000000 CR3: 000000010472a002 CR4: 00000000003706e0

 3667 06:18:10.645459  # [   30.437137] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3668 06:18:10.651674  # [   30.447046] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 738, name: cat

 3669 06:18:10.658395  # [   30.455394] INFO: lockdep is turned off.

 3670 06:18:10.662107  # [   30.459768] irq event stamp: 0

 3671 06:18:10.668592  # [   30.463172] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3672 06:18:10.678207  # [   30.470170] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3673 06:18:10.688305  # [   30.479303] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3674 06:18:10.694894  # [   30.488437] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3675 06:18:10.701454  # [   30.495425] CPU: 3 PID: 738 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3676 06:18:10.711273  # [   30.503974] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3677 06:18:10.714518  # [   30.510775] Call Trace:

 3678 06:18:10.717704  # [   30.513502]  dump_stack+0x77/0x9b

 3679 06:18:10.721244  # [   30.517198]  ___might_sleep.cold+0xa6/0xb6

 3680 06:18:10.724246  # [   30.521762]  exit_signals+0x1c/0x300

 3681 06:18:10.731328  # [   30.525751]  do_exit+0xc2/0xab0

 3682 06:18:10.734256  # [   30.529254]  ? ksys_write+0x68/0xf0

 3683 06:18:10.737642  # [   30.533144]  make_task_dead+0x2f/0x30

 3684 06:18:10.743883  # [   30.537221]  rewind_stack_and_make_dead+0x17/0x20

 3685 06:18:10.747274  # [   30.542470] RIP: 0033:0x7f81df8a1473

 3686 06:18:10.757577  # [   30.546456] Code: 8b 15 21 2a 0e 00 f7 d8 64 89[   33.157239] lkdtm: Performing direct entry CORRUPT_PAC

 3687 06:18:10.770314   02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 [   33.168894] lkdtm: XFAIL: this test is arm64-only

 3688 06:18:10.779865  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

 3689 06:18:10.786669  # [   30.567434] RSP: 002b:00007fffb15793a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3690 06:18:10.796505  # [   30.575888] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f81df8a1473

 3691 06:18:10.803339  # [   30.583856] RDX: 000000000000000a RSI: 00007f81df795000 RDI: 0000000000000001

 3692 06:18:10.813011  # [   30.591824] RBP: 00007f81df795000 R08: 00007f81df794010 R09: 0000000000000000

 3693 06:18:10.819813  # [   30.599793] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3694 06:18:10.829395  # [   30.607761] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3695 06:18:10.832698  # EXCEPTION: saw 'call trace:': ok

 3696 06:18:10.835930  ok 5 selftests: lkdtm: EXCEPTION.sh

 3697 06:18:10.839730  # selftests: lkdtm: LOOP.sh

 3698 06:18:10.842683  # Skipping LOOP: Hangs the system

 3699 06:18:10.846076  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3700 06:18:10.849501  # selftests: lkdtm: EXHAUST_STACK.sh

 3701 06:18:10.856179  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3702 06:18:10.859347  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3703 06:18:10.863288  # selftests: lkdtm: CORRUPT_STACK.sh

 3704 06:18:10.869386  # Skipping CORRUPT_STACK: Crashes entire system on success

 3705 06:18:10.873082  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3706 06:18:10.879205  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3707 06:18:10.885747  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3708 06:18:10.895894  ok 9 selftests: lkdtm: CORRUPT_[   33.294639] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3709 06:18:10.899334  STACK_STRONG.sh # SKIP

 3710 06:18:10.902596  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3711 06:18:10.908797  [   33.305721] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3712 06:18:10.909380  

 3713 06:18:10.915497  # [   30.833019] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3714 06:18:10.922173  # [   30.839549] lkdtm: attempting good list addition

 3715 06:18:10.925204  # [   30.850920] lkdtm: attempting corrupted list addition

 3716 06:18:10.931914  # [   30.862776] lkdtm: list_add() corruption not detected!

 3717 06:18:10.938546  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3718 06:18:10.945192  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3719 06:18:10.948044  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3720 06:18:10.955069  # [   30.948780] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3721 06:18:10.958296  # [   30.955557] lkdtm: attempting good list removal

 3722 06:18:10.964801  # [   30.960619] lkdtm: attempting corrupted list removal

 3723 06:18:10.971605  # [   30.966196] lkdtm: list_del() corruption not detected!

 3724 06:18:10.977817  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3725 06:18:10.981307  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3726 06:18:10.987882  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3727 06:18:10.988301  # Segmentation fault

 3728 06:18:10.997832  # [   31.111662] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3729 06:18:11.004138  # [   31.121892] lkdtm: attempting bad read from page below current stack

 3730 06:18:11.014391  # [   31.129011] BUG: stack guard page was hit at 000000006d1b1214 (stack is 00000000255bb5d3..000000001706d3b0)

 3731 06:18:11.020579  # [   31.139905] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3732 06:18:11.030694  # [   31.152921] CPU: 2 PID: 963 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3733 06:18:11.037219  # [   31.161473] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3734 06:18:11.043625  # [   31.168279] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3735 06:18:11.066787  # [   31.174792] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 08 98 9f bd 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 62 de fb ff 48 c7 c7 48 98 9f bd <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 48 de fb ff 0f 1f 44

 3736 06:18:11.069928  # [   31.195773] RSP: 0018:ffffb2514182fe50 EFLAGS: 00010246

 3737 06:18:11.079772  # [   31.201604] RAX: 0000000000000038 RBX: ffffb2514182c000 RCX: 0000000000000000

 3738 06:18:11.086664  # [   31.209573] RDX: 0000000000000000 RSI: ffff9dcb7ad1bf70 RDI: ffffffffbd9f9848

 3739 06:18:11.096836  # [   31.217541] RBP: ffffffffbd9f8f72 R08: 0000000000000000 R09: 0000000000000000

 3740 06:18:11.102898  # [   31.225510] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3741 06:18:11.112577  # [   31.233480] R13: ffffb2514182ff10 R14: ffffb2514182ff10 R15: ffff9dcb032d1000

 3742 06:18:11.119329  # [   31.241449] [   33.522421] lkdtm: Performing direct entry READ_AFTER_FREE

 3743 06:18:11.132319  FS:  00007f2ac4509580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000[   33.530844] lkdtm: Value in memory before free: 12345678

 3744 06:18:11.132828  000000000000

 3745 06:18:11.145648  # [   31.250487] CS:  0010 DS: 0000 ES: 0000 CR0: [   33.543004] lkdtm: Attempting bad read from freed memory

 3746 06:18:11.146159  0000000080050033

 3747 06:18:11.155379  # [   31.256901] CR2: ffffb2514182bfff CR3: 00[   33.555141] lkdtm: Memory was not poisoned

 3748 06:18:11.158896  00000105d82002 CR4: 00000000003706e0

 3749 06:18:11.161903  # [   31.264870] Call Trace:

 3750 06:18:11.165207  # [   31.267596]  <#DF>

 3751 06:18:11.168915  # [   31.269838]  ? __die_body.cold+0x1a/0x1f

 3752 06:18:11.171836  # [   31.274215]  ? die+0x2b/0x50

 3753 06:18:11.178795  # [   31.277427]  ? handle_stack_overflow+0x3e/0x4d

 3754 06:18:11.181349  # [   31.282379]  ? no_context+0x24d/0x380

 3755 06:18:11.184881  # [   31.286456]  </#DF>

 3756 06:18:11.237450  # [   31.288791] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3757 06:18:11.240537  # [   31.347499] ---[ end trace e2cd4c44169b9e76 ]---

 3758 06:18:11.247437  # [   31.352647] RIP: 0010:lkdtm_BUG+0x5/0x10

 3759 06:18:11.267583  # [   31.357023] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3760 06:18:11.273541  # [   31.378005] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3761 06:18:11.287296  # [   31.383839] RAX: ffffffffbc5795e0 RBX: 00000000000000[   33.689035] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3762 06:18:11.290206  01 RCX: 0000000000000000

 3763 06:18:11.297301  # [   31.391809] RDX: 0000000000000000[   33.696981] lkdtm: Value in memory before free: 12345678

 3764 06:18:11.303443   RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3765 06:18:11.310572  # [   31.399779] R[   33.709134] lkdtm: Attempting to read from freed memory

 3766 06:18:11.323303  BP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001[   33.721161] lkdtm: Buddy page was not poisoned

 3767 06:18:11.323908  

 3768 06:18:11.329869  # [   31.407751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3769 06:18:11.339685  # [   31.415719] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3770 06:18:11.346301  # [   31.423696] FS:  00007f2ac4509580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 3771 06:18:11.352772  # [   31.432746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3772 06:18:11.362425  # [   31.439164] CR2: ffffb2514182bfff CR3: 0000000105d82002 CR4: 00000000003706e0

 3773 06:18:11.365480  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3774 06:18:11.372112  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3775 06:18:11.375517  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3776 06:18:11.378703  # Segmentation fault

 3777 06:18:11.385805  # [   31.540873] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3778 06:18:11.391907  # [   31.553743] lkdtm: attempting bad read from page above current stack

 3779 06:18:11.405451  # [   31.560879] BUG: stack guard page was hit at 00000000d842cdc8 (stack is 000000003ee6a0bb..00000000aca139bd)

 3780 06:18:11.411926  # [   31.571791] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3781 06:18:11.421552  # [   31.584807] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3782 06:18:11.432360  # [   31.593349] Hardware name: Google Rammus/Rammus, BIOS  09/04/202[   33.836103] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3783 06:18:11.438269  [   33.844207] lkdtm: Attempting double slab free ...

 3784 06:18:11.438527  0

 3785 06:18:11.445092  # [   31.600155] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3786 06:18:11.468677  # [   31.606765] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 80 98 9f bd 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 28 de fb ff 48 c7 c7 c0 98 9f bd <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 0b de fb ff

 3787 06:18:11.474751  # [   31.627746] RSP: 0018:ffffb251418cfe50 EFLAGS: 00010246

 3788 06:18:11.481090  # [   31.633580] RAX: 0000000000000038 RBX: ffffb251418cc000 RCX: 0000000000000000

 3789 06:18:11.487721  # [   31.641540] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd9f98c0

 3790 06:18:11.497971  # [   31.649506] RBP: ffffffffbd9f8f8b R08: 0000000000000000 R09: 0000000000000000

 3791 06:18:11.504363  # [   31.657475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3792 06:18:11.514540  # [   31.665444] R13: ffffb251418cff10 R14: ffffb251418cff10 R15: ffff9dcb04708000

 3793 06:18:11.523957  # [   31.673412] FS:  00007f063f6a7580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3794 06:18:11.530623  # [   31.682447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3795 06:18:11.537448  # [   31.688862] CR2: ffffb251418d0000 CR3: 0000000105af2003 CR4: 00000000003706e0

 3796 06:18:11.541261  # [   31.696831] Call Trace:

 3797 06:18:11.544081  # [   31.699556]  <#DF>

 3798 06:18:11.546987  # [   31.701799]  ? __die_body.cold+0x1a/0x1f

 3799 06:18:11.550355  # [   31.706176]  ? die+0x2b/0x50

 3800 06:18:11.556895  # [   31.709387]  ? handle_stack_overflow+0x3e/0x4d

 3801 06:18:11.563921  # [   [   33.967353] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3802 06:18:11.570041  [   33.973903] lkdtm: Attempting cross-cache slab free ...

 3803 06:18:11.574034  31.714346]  ? no_context+0x24d/0x380

 3804 06:18:11.576660  # [   31.718429]  </#DF>

 3805 06:18:11.629238  # [   31.720765] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3806 06:18:11.632540  # [   31.779462] ---[ end trace e2cd4c44169b9e77 ]---

 3807 06:18:11.639036  # [   31.784616] RIP: 0010:lkdtm_BUG+0x5/0x10

 3808 06:18:11.659068  # [   31.788991] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3809 06:18:11.665603  # [   31.809972] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3810 06:18:11.671981  # [   31.815804] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3811 06:18:11.681980  # [   31.823770] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3812 06:18:11.688733  # [   31.831753] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3813 06:18:11.698577  # [   31.839743] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3814 06:18:11.705328  # [   31.847711] R13[   34.110015] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3815 06:18:11.711631  [   34.116410] lkdtm: Attempting non-Slab slab free ...

 3816 06:18:11.718489  : ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3817 06:18:11.728310  # [   31.855699] FS:  00007f063f6a7580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3818 06:18:11.734830  # [   31.864750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3819 06:18:11.741360  # [   31.871163] CR2: ffffb251418d0000 CR3: 0000000105af2003 CR4: 00000000003706e0

 3820 06:18:11.751337  # [   31.879131] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3821 06:18:11.761297  # [   31.889042] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 997, name: cat

 3822 06:18:11.764421  # [   31.897389] INFO: lockdep is turned off.

 3823 06:18:11.767772  # [   31.901763] irq event stamp: 0

 3824 06:18:11.774249  # [   31.905169] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3825 06:18:11.784313  # [   31.912166] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3826 06:18:11.793788  # [   31.921298] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3827 06:18:11.800459  # [   31.930432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3828 06:18:11.810641  # [   31.937430] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3829 06:18:11.816899  # [   31.945979] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3830 06:18:11.820005  # [   31.952781] Call Trace:

 3831 06:18:11.823444  # [   31.955508]  dump_stack+0x77/0x9b

 3832 06:18:11.830281  # [   31.959205]  ___might_sleep.cold+0xa6/0xb6

 3833 06:18:11.833290  # [   31.963777]  exit_signals+0x1c/0x300

 3834 06:18:11.836397  # [   31.967764]  do_exit+0xc2/0xab0

 3835 06:18:11.839704  # [   31.971267]  ? ksys_write+0x68/0xf0

 3836 06:18:11.846100  # [   31.975160]  make_task_dead+0x2f/0x30

 3837 06:18:11.849437  # [   31.979246]  rewind_stack_and_make_dead+0x17/0x20

 3838 06:18:11.856143  # [   31.984487] RIP: 0033:0x7f063f5bd473

 3839 06:18:11.876176  # [   31.988475] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3840 06:18:11.885560  # [   32.009447] RSP: 002b:00007ffdd72fc788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3841 06:18:11.892221  # [   32.017901] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f063f5bd473

 3842 06:18:11.902091  # [   32.025870] RDX: 000000000000001a RSI: 00007f063f4b1000 RDI: 0000000000000001

 3843 06:18:11.908600  # [   32.033837] RBP: 00007f063f4b1000 R08: 00007f063f4b0010 R09: 0000000000000000

 3844 06:18:11.918515  # [   32.041804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3845 06:18:11.925265  # [   32.049773] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3846 06:18:11.931649  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 3847 06:18:11.935330  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3848 06:18:11.938562  # selftests: lkdtm: UNSET_SMEP.sh

 3849 06:18:11.944895  # [   32.201299] lkdtm: Performing direct entry UNSET_SMEP

 3850 06:18:11.951480  # [   32.212612] lkdtm: trying to clear SMEP normally

 3851 06:18:11.955084  # [   32.223977] ------------[ cut here ]------------

 3852 06:18:11.962175  # [   32.235375] pinned CR4 bits changed: 0x100000!?

 3853 06:18:11.971326  # [   32.246660] WARNING: CPU: 0 PID: 1033 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3854 06:18:12.024017  # [   32.263075] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3855 06:18:12.034376  # [   32.321743] CPU: 0 PID: 1033 Comm: cat Taint[   34.437303] lkdtm: Performing direct entry EXEC_DATA

 3856 06:18:12.040897  [   34.444842] lkdtm: attempting ok execution at ffffffffbc5799b0

 3857 06:18:12.043914  ed: G      D W         5.10.184-cip36 #1

 3858 06:18:12.053556  # [   32.336612] Hardw[   34.451370] lkdtm: attempting bad execution at ffffffffbf40ebe0

 3859 06:18:12.060275  [   34.464195] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3860 06:18:12.070051  [   34.472557] BUG: unable to handle page fault for address: ffffffffbf40ebe0

 3861 06:18:12.076804  [   34.480235] #PF: supervisor instruction fetch in kernel mode

 3862 06:18:12.083573  [   34.486554] #PF: error_code(0x0011) - permissions violation

 3863 06:18:12.090199  [   34.492773] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 800000001e6000e3 

 3864 06:18:12.093301  [   34.500259] Oops: 0011 [#5] SMP PTI

 3865 06:18:12.103504  [   34.504151] CPU: 3 PID: 1540 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3866 06:18:12.109792  [   34.512790] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3867 06:18:12.112799  [   34.519594] RIP: 0010:data_area+0x0/0x40

 3868 06:18:12.136101  [   34.523970] Code: ff ff 00 ba a5 04 cb 9d ff ff 00 b9 a5 04 cb 9d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3869 06:18:12.139464  [   34.544949] RSP: 0018:ffffb25142107e48 EFLAGS: 00010246

 3870 06:18:12.149083  [   34.550781] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3871 06:18:12.155950  [   34.558748] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 3872 06:18:12.165464  [   34.566714] RBP: ffffffffbf40ebe0 R08: 0000000000000000 R09: 0000000000000000

 3873 06:18:12.172088  [   34.574703] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3874 06:18:12.178886  [   34.582672] R13: ffffb25142107f10 R14: ffffb25142107f10 R15: ffff9dcb0432f000

 3875 06:18:12.188842  [   34.590665] FS:  00007faa458fb580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3876 06:18:12.195458  [   34.599702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3877 06:18:12.205277  [   34.606115] CR2: ffffffffbf40ebe0 CR3: 0000000105c58001 CR4: 00000000003706e0

 3878 06:18:12.205925  [   34.614083] Call Trace:

 3879 06:18:12.211770  [   34.616811]  ? __die_body.cold+0x1a/0x1f

 3880 06:18:12.215102  [   34.621189]  ? no_context+0x177/0x380

 3881 06:18:12.218012  [   34.625277]  ? exc_page_fault+0xd7/0x170

 3882 06:18:12.224838  [   34.629655]  ? asm_exc_page_fault+0x1e/0x30

 3883 06:18:12.227745  [   34.634327]  ? execute_location+0x45/0x56

 3884 06:18:12.231541  [   34.638800]  ? direct_entry.cold+0x2c/0x38

 3885 06:18:12.237715  [   34.643372]  ? full_proxy_write+0x53/0x80

 3886 06:18:12.240968  [   34.647847]  ? vfs_write+0xe7/0x3b0

 3887 06:18:12.244368  [   34.651750]  ? ksys_write+0x68/0xf0

 3888 06:18:12.247540  [   34.655642]  ? do_syscall_64+0x30/0x40

 3889 06:18:12.254570  [   34.659823]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3890 06:18:12.261149  are name: Google Rammus/Rammus, BIOS  09/04/2020

 3891 06:18:12.313735  # [   32.34964[   34.665649] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3892 06:18:12.316892  [   34.724303] CR2: ffffffffbf40ebe0

 3893 06:18:12.324021  [   34.727999] ---[ end trace e2cd4c44169b9e79 ]---

 3894 06:18:12.326918  [   34.733153] RIP: 0010:lkdtm_BUG+0x5/0x10

 3895 06:18:12.346564  [   34.737529] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3896 06:18:12.353257  [   34.758507] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 3897 06:18:12.363280  [   34.764338] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 3898 06:18:12.369104  [   34.772306] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 3899 06:18:12.376087  [   34.780273] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 3900 06:18:12.386188  [   34.788241] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3901 06:18:12.392706  [   34.796210] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 3902 06:18:12.402356  [   34.804178] FS:  00007faa458fb580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 3903 06:18:12.409298  [   34.813214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3904 06:18:12.416170  [   34.819628] CR2: ffffffffbf40ebe0 CR3: 0000000105c58001 CR4: 00000000003706e0

 3905 06:18:12.425773  [   34.827596] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3906 06:18:12.435772  [   34.837507] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1540, name: cat

 3907 06:18:12.438814  [   34.845961] INFO: lockdep is turned off.

 3908 06:18:12.441829  [   34.850335] irq event stamp: 0

 3909 06:18:12.448786  [   34.853748] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3910 06:18:12.458521  [   34.860749] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3911 06:18:12.468827  [   34.869882] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 3912 06:18:12.474876  [   34.879015] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3913 06:18:12.485115  [   34.886011] CPU: 3 PID: 1540 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3914 06:18:12.491655  [   34.894660] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3915 06:18:12.494958  [   34.901461] Call Trace:

 3916 06:18:12.498011  [   34.904187]  dump_stack+0x77/0x9b

 3917 06:18:12.501089  [   34.907884]  ___might_sleep.cold+0xa6/0xb6

 3918 06:18:12.504492  [   34.912457]  exit_signals+0x1c/0x300

 3919 06:18:12.507792  [   34.916444]  do_exit+0xc2/0xab0

 3920 06:18:12.514119  [   34.919946]  ? ksys_write+0x68/0xf0

 3921 06:18:12.517637  [   34.923837]  make_task_dead+0x2f/0x30

 3922 06:18:12.524673  [   34.927915]  rewind_stack_and_make_dead+0x17/0x20

 3923 06:18:12.528079  [   34.933163] RIP: 0033:0x7faa45811473

 3924 06:18:12.547899  [   34.937149] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3925 06:18:12.557393  [   34.958130] RSP: 002b:00007ffd339fc6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3926 06:18:12.563869  [   34.966576] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007faa45811473

 3927 06:18:12.570188  [   34.974544] RDX: 000000000000000a RSI: 00007faa45705000 RDI: 0000000000000001

 3928 06:18:12.580335  [   34.982513] RBP: 00007faa45705000 R08: 00007faa45704010 R09: 0000000000000000

 3929 06:18:12.587291  [   34.990481] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3930 06:18:12.596732  [   34.998450] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3931 06:18:12.600135  4] RIP: 0010:native_write_cr4+0x45/0x60

 3932 06:18:12.619339  # [   32.361037] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 73 33 46 02 00 75 f2 48 c7 c7 30 75 8f bd c6 05 63 33 46 02 01 e8 a2 30 10 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3933 06:18:12.626422  # [   32.388248] RSP: 0018:ffffb25141957e48 EFLAGS: 00010286

 3934 06:18:12.635870  # [   32.400288] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000

 3935 06:18:12.642888  # [   32.414520] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 3936 06:18:12.652450  # [   32.428714] RBP: ffffffffbd9f8fa5 R08: 0000000000000000 R09: 0000000000000000

 3937 06:18:12.658885  # [   32.442932] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3938 06:18:12.668880  # [   32.457110] R13: ffffb25141957f10 R14: ffffb25141957f10 R15: ffff9dcb05f90000

 3939 06:18:12.675509  # [   32.471301] FS:  00007f64a75ab580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 3940 06:18:12.682002  # [   32.486599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3941 06:18:12.692221  # [   32.499222] CR2: 00007f64a73b5000 CR3: 00000001032fa003 CR4: 00000000003706f0

 3942 06:18:12.695321  # [   32.513440] Call Trace:

 3943 06:18:12.698794  # [   32.522424]  ? __warn+0x80/0x110

 3944 06:18:12.701895  # [   32.532208]  ? native_write_cr4+0x45/0x60

 3945 06:18:12.708730  # [   32.542932]  ? report_bug+0x9e/0xc0

 3946 06:18:12.711654  # [   32.553004]  ? handle_bug+0x41/0x90

 3947 06:18:12.715034  # [   32.563133]  ? exc_invalid_op+0x14/0x70

 3948 06:18:12.721687  # [   32.573611]  ? asm_exc_invalid_op+0x12/0x20

 3949 06:18:12.725197  # [   32.584536]  ? native_write_cr4+0x45/0x60

 3950 06:18:12.732153  # [   32.59[   35.131649] lkdtm: Performing direct entry EXEC_STACK

 3951 06:18:12.734934  5191]  ? native_write_cr4+0x45/0x60

 3952 06:18:12.745058  # [   32.605896]  lkdtm_UNS[   35.142634] lkdtm: attempting ok execution at ffffffffbc5799b0

 3953 06:18:12.747987  ET_SMEP.cold+0x1d/0x103

 3954 06:18:12.758124  # [   32.616975]  direct_entry.cold+0x2[   35.155362] lkdtm: attempting bad execution at ffffb25142187e18

 3955 06:18:12.758658  c/0x38

 3956 06:18:12.761185  # [   32.627597]  full_proxy_write+0x53/0x80

 3957 06:18:12.771162  # [   32.6[   35.168206] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3958 06:18:12.780878  [   35.182756] BUG: unable to handle page fault for address: ffffb25142187e18

 3959 06:18:12.787425  [   35.190435] #PF: supervisor instruction fetch in kernel mode

 3960 06:18:12.790845  [   35.196753] #PF: error_code(0x0011) - permissions violation

 3961 06:18:12.794074  38[070]  vfs_write+0xe7/0x3b0

 3962 06:18:12.807341  # [   32.647995]  ksys_write+0x68/   35.202973] PGD 100000067 P4D 100000067 PUD 100231067 PMD 104378067 PTE 8000000102740063

 3963 06:18:12.810836  [   35.218232] Oops: 0011 [#6] SMP PTI

 3964 06:18:12.820732  [   35.222122] CPU: 1 PID: 1576 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3965 06:18:12.827771  [   35.230769] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3966 06:18:12.830192  [   35.237573] RIP: 0010:0xffffb25142187e18

 3967 06:18:12.853542  [   35.241942] Code: 00 00 18 7e 18 42 51 b2 ff ff a4 d6 c0 bc ff ff ff ff 20 00 00 00 00 00 00 00 ce 90 9f bd ff ff ff ff d3 d7 c0 bc ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3968 06:18:12.857049  [   35.262915] RSP: 0018:ffffb25142187df8 EFLAGS: 00010246

 3969 06:18:12.866416  [   35.268748] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3970 06:18:12.873760  [   35.276717] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 3971 06:18:12.883160  [   35.284696] RBP: ffffb25142187e18 R08: 0000000000000000 R09: 0000000000000000

 3972 06:18:12.889769  [   35.292664] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3973 06:18:12.899621  [   35.300632] R13: ffffb25142187f10 R14: ffffb25142187f10 R15: ffff9dcb03f56000

 3974 06:18:12.906608  [   35.308601] FS:  00007fa0df72d580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 3975 06:18:12.913098  [   35.317637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3976 06:18:12.922508  [   35.324052] CR2: ffffb25142187e18 CR3: 0000000103bb6001 CR4: 00000000003706e0

 3977 06:18:12.926278  [   35.332021] Call Trace:

 3978 06:18:12.929307  [   35.334754]  ? __die_body.cold+0x1a/0x1f

 3979 06:18:12.929947  0xf0

 3980 06:18:12.932900  # [   32.657905]  do_syscall_64+0x30/0x40

 3981 06:18:12.938973  # [   32.668127[   35.339133]  ? no_context+0x177/0x380

 3982 06:18:12.942452  [   35.349432]  ? exc_page_fault+0xd7/0x170

 3983 06:18:12.948870  ]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3984 06:18:12.955599  # [   32.679984] RI[   35.353810]  ? asm_exc_page_fault+0x1e/0x30

 3985 06:18:12.956111  P: 0033:0x7f64a74c1473

 3986 06:18:12.965029  # [   32.690193] Code: 8b 15 21 2a 0e 00[   35.364705]  ? execute_location+0x45/0x56

 3987 06:18:12.968536  [   35.375393]  ? lkdtm_EXEC_STACK+0x26/0x44

 3988 06:18:12.975079  [   35.379860]  ? direct_entry.cold+0x2c/0x38

 3989 06:18:12.978547  [   35.384433]  ? full_proxy_write+0x53/0x80

 3990 06:18:12.981641  [   35.388908]  ? vfs_write+0xe7/0x3b0

 3991 06:18:12.985099  [   35.392790]  ? ksys_write+0x68/0xf0

 3992 06:18:12.991488  [   35.396690]  ? do_syscall_64+0x30/0x40

 3993 06:18:13.001427   f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 [   35.400878]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3994 06:18:13.061260  18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff[   35.412925] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 3995 06:18:13.063928  [   35.471585] CR2: ffffb25142187e18

 3996 06:18:13.070568  [   35.475281] ---[ end trace e2cd4c44169b9e7a ]---

 3997 06:18:13.073822  [   35.480435] RIP: 0010:lkdtm_BUG+0x5/0x10

 3998 06:18:13.093291  [   35.484813] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 3999 06:18:13.100023  [   35.505781] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4000 06:18:13.109686  [   35.511613] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4001 06:18:13.116006  [   35.519582] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4002 06:18:13.126060  [   35.527548] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4003 06:18:13.133181  [   35.535517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4004 06:18:13.139413  [   35.543484] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4005 06:18:13.149309  [   35.551451] FS:  00007fa0df72d580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4006 06:18:13.156347  [   35.560486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4007 06:18:13.165638  [   35.566899] CR2: ffffb25142187e18 CR3: 0000000103bb6001 CR4: 00000000003706e0

 4008 06:18:13.168711   77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4009 06:18:13.178700  # [   32.717393] RSP: 002b:00007ffe8522a7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4010 06:18:13.185210  # [   32.732079] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f64a74c1473

 4011 06:18:13.195139  # [   32.746258] RDX: 000000000000000b RSI: 00007f64a73b5000 RDI: 0000000000000001

 4012 06:18:13.201703  # [   32.760486] RBP: 00007f64a73b5000 R08: 00007f64a73b4010 R09: 0000000000000000

 4013 06:18:13.211994  # [   32.774643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4014 06:18:13.218080  # [   32.788837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4015 06:18:13.221390  # [   32.803033] irq event stamp: 0

 4016 06:18:13.228049  # [   32.812670] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4017 06:18:13.238322  # [   32.825876] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4018 06:18:13.247968  # [   32.841238] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4019 06:18:13.254268  # [   32.856582] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4020 06:18:13.261110  # [   32.869809] ---[ end trace e2cd4c44169b9e78 ]---

 4021 06:18:13.264731  # [   32.881170] lkdtm: ok: SMEP did not get cleared

 4022 06:18:13.270774  # [   32.892452] lkdtm: trying to clear SMEP with call gadget

 4023 06:18:13.277291  # [   32.904614] lkdtm: ok: SMEP removal was reverted

 4024 06:18:13.281096  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4025 06:18:13.287576  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 4026 06:18:13.293908  # selftests: lkdtm: DOUBLE_F[   35.694512] lkdtm: Performing direct entry EXEC_KMALLOC

 4027 06:18:13.300911  [   35.705018] lkdtm: attempting ok execution at ffffffffbc5799b0

 4028 06:18:13.307019  [   35.711563] lkdtm: attempting bad execution at ffff9dcb05d3a300

 4029 06:18:13.317068  [   35.718197] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4030 06:18:13.317643  AULT.sh

 4031 06:18:13.330074  # [   33.010088] lkdtm: Performing direct entry DOUBLE_[   35.726563] BUG: unable to handle page fault for address: ffff9dcb05d3a300

 4032 06:18:13.336426  [   35.740457] #PF: supervisor instruction fetch in kernel mode

 4033 06:18:13.336905  FAULT

 4034 06:18:13.342952  # [   33.021282] lkdtm: XFAIL: this test is ia32-only

 4035 06:18:13.349648  # [   35.746776] #PF: error_code(0x0011) - permissions violation

 4036 06:18:13.352948  DO[UBLE_FAULT: saw 'XFAIL': [SKIP]

 4037 06:18:13.363205  ok 15 selftests: lkdtm: DOUBL   35.759210] PGD 1e801067 P4D 1e801067 PUD 100870063 PMD 105b18063 PTE 8000000105d3a063

 4038 06:18:13.366387  [   35.774270] Oops: 0011 [#7] SMP PTI

 4039 06:18:13.376366  [   35.778159] CPU: 2 PID: 1612 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4040 06:18:13.383347  [   35.786806] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4041 06:18:13.386053  [   35.793611] RIP: 0010:0xffff9dcb05d3a300

 4042 06:18:13.409480  [   35.797987] Code: 00 00 02 00 00 00 00 00 00 00 00 a2 d3 05 cb 9d ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fb ef af bb ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4043 06:18:13.416076  [   35.818967] RSP: 0018:ffffb2514220fe38 EFLAGS: 00010246

 4044 06:18:13.422563  [   35.824800] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4045 06:18:13.429245  [   35.832768] RDX: 0000000000000000 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 4046 06:18:13.439104  [   35.840749] RBP: ffff9dcb05d3a300 R08: 0000000000000000 R09: 0000000000000000

 4047 06:18:13.445524  [   35.848716] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4048 06:18:13.455468  [   35.856698] R13: ffffb2514220ff10 R14: ffffb2514220ff10 R15: ffff9dcb05af2000

 4049 06:18:13.462041  [   35.864667] FS:  00007f2c05aee580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4050 06:18:13.468883  [   35.873704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4051 06:18:13.478301  [   35.880110] CR2: ffff9dcb05d3a300 CR3: 0000000103c3a002 CR4: 00000000003706e0

 4052 06:18:13.481764  [   35.888068] Call Trace:

 4053 06:18:13.485466  [   35.890797]  ? __die_body.cold+0x1a/0x1f

 4054 06:18:13.488026  [   35.895176]  ? no_context+0x177/0x380

 4055 06:18:13.491535  [   35.899263]  ? exc_page_fault+0xd7/0x170

 4056 06:18:13.498528  [   35.903640]  ? asm_exc_page_fault+0x1e/0x30

 4057 06:18:13.501413  [   35.908312]  ? execute_location+0x45/0x56

 4058 06:18:13.508197  [   35.912787]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4059 06:18:13.511276  [   35.917454]  ? direct_entry.cold+0x2c/0x38

 4060 06:18:13.514776  [   35.922026]  ? full_proxy_write+0x53/0x80

 4061 06:18:13.521283  [   35.926500]  ? vfs_write+0xe7/0x3b0

 4062 06:18:13.524178  [   35.930390]  ? ksys_write+0x68/0xf0

 4063 06:18:13.527635  [   35.934282]  ? do_syscall_64+0x30/0x40

 4064 06:18:13.534390  [   35.938464]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4065 06:18:13.534976  E_FAULT.sh # SKIP

 4066 06:18:13.540686  # selftests: lkdtm: CORRUPT_PAC.sh

 4067 06:18:13.593404  # [   33.[   35.944291] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4068 06:18:13.597239  [   36.002978] CR2: ffff9dcb05d3a300

 4069 06:18:13.600430  [   36.006698] ---[ end trace e2cd4c44169b9e7b ]---

 4070 06:18:13.606521  [   36.011850] RIP: 0010:lkdtm_BUG+0x5/0x10

 4071 06:18:13.626144  [   36.016226] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4072 06:18:13.633189  [   36.037192] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4073 06:18:13.640164  [   36.043024] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4074 06:18:13.649325  [   36.050991] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4075 06:18:13.656472  [   36.058959] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4076 06:18:13.665968  [   36.066925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4077 06:18:13.672222  [   36.074893] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4078 06:18:13.682115  [   36.082860] FS:  00007f2c05aee580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4079 06:18:13.688881  [   36.091895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4080 06:18:13.695411  [   36.098308] CR2: ffff9dcb05d3a300 CR3: 0000000103c3a002 CR4: 00000000003706e0

 4081 06:18:13.705392  [   36.106274] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4082 06:18:13.715360  [   36.116184] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1612, name: cat

 4083 06:18:13.718336  [   36.124635] INFO: lockdep is turned off.

 4084 06:18:13.721730  [   36.129008] irq event stamp: 0

 4085 06:18:13.728402  [   36.132414] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4086 06:18:13.738080  [   36.139401] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4087 06:18:13.748039  [   36.148534] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4088 06:18:13.754867  [   36.157666] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4089 06:18:13.761310  [   36.164662] CPU: 2 PID: 1612 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4090 06:18:13.771171  [   36.173307] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4091 06:18:13.771635  [   36.180108] Call Trace:

 4092 06:18:13.775001  [   36.182834]  dump_stack+0x77/0x9b

 4093 06:18:13.780683  [   36.186532]  ___might_sleep.cold+0xa6/0xb6

 4094 06:18:13.784394  [   36.191103]  exit_signals+0x1c/0x300

 4095 06:18:13.787625  [   36.195090]  do_exit+0xc2/0xab0

 4096 06:18:13.790820  [   36.198592]  ? ksys_write+0x68/0xf0

 4097 06:18:13.797387  [   36.202475]  make_task_dead+0x2f/0x30

 4098 06:18:13.800681  [   36.206561]  rewind_stack_and_make_dead+0x17/0x20

 4099 06:18:13.804536  [   36.211809] RIP: 0033:0x7f2c05a04473

 4100 06:18:13.827408  [   36.215796] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4101 06:18:13.833733  [   36.236773] RSP: 002b:00007fff855328b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4102 06:18:13.843361  [   36.245225] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f2c05a04473

 4103 06:18:13.850089  [   36.253194] RDX: 000000000000000d RSI: 00007f2c058f8000 RDI: 0000000000000001

 4104 06:18:13.859992  [   36.261162] RBP: 00007f2c058f8000 R08: 00007f2c058f7010 R09: 0000000000000000

 4105 06:18:13.866201  [   36.269128] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4106 06:18:13.872910  [   36.277095] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4107 06:18:13.879376  157239] lkdtm: Performing direct entry CORRUPT_PAC

 4108 06:18:13.886261  # [   33.168894] lkdtm: XFAIL: this test is arm64-only

 4109 06:18:13.889293  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 4110 06:18:13.892731  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4111 06:18:13.899397  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4112 06:18:13.905986  # [   33.294639] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4113 06:18:13.912530  # [   33.305721] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4114 06:18:13.919196  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4115 06:18:13.925853  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4116 06:18:13.929126  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4117 06:18:13.935414  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4118 06:18:13.938707  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4119 06:18:13.945606  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4120 06:18:13.948445  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4121 06:18:13.955091  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4122 06:18:13.958580  # selftests: lkdtm: READ_AFTER_FREE.sh

 4123 06:18:13.964941  # [   33.522421] lkdtm: Performing direct entry READ_AFTER_FREE

 4124 06:18:13.971742  # [   33.530844] lkdtm: Value in memory before free: 12345678

 4125 06:18:13.978468  # [   33.543004] lkdtm: Attempting bad read from freed memory

 4126 06:18:13.981411  # [   33.555141] lkdtm: Memory was not poisoned

 4127 06:18:13.984792  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4128 06:18:13.991141  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4129 06:18:13.998240  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4130 06:18:14.001883  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 4131 06:18:14.011472  ok 21 selftests: lkdtm: [   36.415302] lkdtm: Performing direct entry EXEC_VMALLOC

 4132 06:18:14.014957  WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4133 06:18:14.024768  # selftests: lkdtm: READ_BUDDY[   36.421601] lkdtm: attempting ok execution at ffffffffbc5799b0

 4134 06:18:14.025282  _AFTER_FREE.sh

 4135 06:18:14.037504  # [   33.689035] lkdtm: Performing direct entry [   36.434365] lkdtm: attempting bad execution at ffffb2514038b000

 4136 06:18:14.038049  READ_BUDDY_AFTER_FREE

 4137 06:18:14.051080  # [   33.696981] lkdtm: Value in memory b[   36.447161] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4138 06:18:14.057416  [   36.461709] BUG: unable to handle page fault for address: ffffb2514038b000

 4139 06:18:14.064471  [   36.469377] #PF: supervisor instruction fetch in kernel mode

 4140 06:18:14.070773  [   36.475693] #PF: error_code(0x0011) - permissions violation

 4141 06:18:14.080620  [   36.481913] PGD 100000067 P4D 100000067 PUD 100231067 PMD 1009bf067 PTE 80000001044ff063

 4142 06:18:14.083856  [   36.490949] Oops: 0011 [#8] SMP PTI

 4143 06:18:14.093704  [   36.494840] CPU: 0 PID: 1648 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4144 06:18:14.100000  [   36.503478] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4145 06:18:14.103617  [   36.510282] RIP: 0010:0xffffb2514038b000

 4146 06:18:14.113523  [   36.514649] Code: Unable to access opcode bytes at RIP 0xffffb2514038afd6.

 4147 06:18:14.116828  [   36.522324] RSP: 0018:ffffb2514228fe38 EFLAGS: 00010246

 4148 06:18:14.126623  [   36.528156] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4149 06:18:14.133333  [   36.536123] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 4150 06:18:14.142882  [   36.544090] RBP: ffffb2514038b000 R08: 0000000000000000 R09: 0000000000000000

 4151 06:18:14.149608  [   36.552058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4152 06:18:14.156211  [   36.560026] R13: ffffb2514228ff10 R14: ffffb2514228ff10 R15: ffff9dcb044ff000

 4153 06:18:14.166039  [   36.567992] FS:  00007f586dfdc580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4154 06:18:14.172534  [   36.577028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4155 06:18:14.182195  [   36.583442] CR2: ffffb2514038afd6 CR3: 0000000103f3a005 CR4: 00000000003706f0

 4156 06:18:14.182913  [   36.591410] Call Trace:

 4157 06:18:14.188972  [   36.594132]  ? __die_body.cold+0x1a/0x1f

 4158 06:18:14.192309  [   36.598516]  ? no_context+0x177/0x380

 4159 06:18:14.195755  [   36.602608]  ? exc_page_fault+0xd7/0x170

 4160 06:18:14.202078  [   36.606991]  ? asm_exc_page_fault+0x1e/0x30

 4161 06:18:14.205831  [   36.611663]  ? execute_location+0x45/0x56

 4162 06:18:14.209119  [   36.616142]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4163 06:18:14.215508  [   36.620810]  ? direct_entry.cold+0x2c/0x38

 4164 06:18:14.218315  [   36.625374]  ? full_proxy_write+0x53/0x80

 4165 06:18:14.222061  [   36.629854]  ? vfs_write+0xe7/0x3b0

 4166 06:18:14.228519  [   36.633744]  ? ksys_write+0x68/0xf0

 4167 06:18:14.232248  [   36.637635]  ? do_syscall_64+0x30/0x40

 4168 06:18:14.238362  [   36.641816]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4169 06:18:14.291038  [   36.647651] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4170 06:18:14.294450  [   36.700113] CR2: ffffb2514038b000

 4171 06:18:14.297727  [   36.703801] ---[ end trace e2cd4c44169b9e7c ]---

 4172 06:18:14.304575  [   36.708955] RIP: 0010:lkdtm_BUG+0x5/0x10

 4173 06:18:14.323735  [   36.713330] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4174 06:18:14.331133  [   36.734309] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4175 06:18:14.337677  [   36.740142] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4176 06:18:14.346998  [   36.748110] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4177 06:18:14.353695  [   36.756077] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4178 06:18:14.360552  [   36.764046] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4179 06:18:14.369863  [   36.772016] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4180 06:18:14.380053  [   36.779985] FS:  00007f586dfdc580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4181 06:18:14.386712  [   36.789021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4182 06:18:14.392874  [   36.795435] CR2: ffffb2514038afd6 CR3: 0000000103f3a005 CR4: 00000000003706f0

 4183 06:18:14.396105  efore free: 12345678

 4184 06:18:14.399468  # [   33.709134] lkdtm: Attempting to read from freed memory

 4185 06:18:14.406110  # [   33.721161] lkdtm: Buddy page was not poisoned

 4186 06:18:14.412702  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4187 06:18:14.418931  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4188 06:18:14.422238  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4189 06:18:14.428871  # [   33.836103] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4190 06:18:14.432452  # [   33.844207] lkdtm: Attempting double slab free ...

 4191 06:18:14.438903  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4192 06:18:14.445403  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 4193 06:18:14.448927  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4194 06:18:14.455608  # [   33.967353] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4195 06:18:14.458885  # [   33.973903] lkdtm: Attempting cross-cache slab free ...

 4196 06:18:14.465113  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4197 06:18:14.471667  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4198 06:18:14.475536  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4199 06:18:14.481604  # [   34.110015] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4200 06:18:14.484937  # [   34.116410] lkdtm: Attempting non-Slab slab free ...

 4201 06:18:14.491567  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4202 06:18:14.498271  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4203 06:18:14.501228  # selftests: lkdtm: SOFTLOCKUP.sh

 4204 06:18:14.504948  # Skipping SOFTLOCKUP: Hangs the system

 4205 06:18:14.508164  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4206 06:18:14.511109  # selftests: lkdtm: HARDLOCKUP.sh

 4207 06:18:14.514584  # Skipping HARDLOCKUP: Hangs the system

 4208 06:18:14.520927  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4209 06:18:14.524519  # selftests: lkdtm: SPINLOCKUP.sh

 4210 06:18:14.527978  # Skipping SPINLOCKUP: Hangs the system

 4211 06:18:14.530877  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4212 06:18:14.534462  # selftests: lkdtm: HUNG_TASK.sh

 4213 06:18:14.541063  # Skipping HUNG_TASK: Hangs the system

 4214 06:18:14.543973  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4215 06:18:14.548026  # selftests: lkdtm: EXEC_DATA.sh

 4216 06:18:14.548556  # Killed

 4217 06:18:14.553937  # [   34.437303] lkdtm: Performing direct entry EXEC_DATA

 4218 06:18:14.560726  # [   34.444842] lkdtm: attempting ok execution at ffffffffbc5799b0

 4219 06:18:14.567206  # [   34.451370] lkdtm: attempting bad execution at ffffffffbf40ebe0

 4220 06:18:14.577385  # [   34.464195] kernel tried to execute NX-protected page [   36.979308] lkdtm: Performing direct entry EXEC_RODATA

 4221 06:18:14.580635  - exploit attempt? (uid: 0)

 4222 06:18:14.590796  # [   34.472557] BUG: unable to han[   36.989422] lkdtm: attempting ok execution at ffffffffbc5799b0

 4223 06:18:14.596795  dle page fault for address: ffffffffbf40ebe0

 4224 06:18:14.603607  # [   34.480235] #[   37.002155] lkdtm: attempting bad execution at ffffffffbd57ed20

 4225 06:18:14.609676  PF: supervisor instruction fetch in kernel mode

 4226 06:18:14.620127  # [   34.486554[   37.014976] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4227 06:18:14.626398  [   37.029543] BUG: unable to handle page fault for address: ffffffffbd57ed20

 4228 06:18:14.632975  [   37.037221] #PF: supervisor instruction fetch in kernel mode

 4229 06:18:14.639797  [   37.043532] #PF: error_code(0x0011) - permissions violation

 4230 06:18:14.643483  ] [#PF: error_code(0x0011) - permissions violation

 4231 06:18:14.652687  # [   34.4927   37.049753] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 800000001c6000e1 

 4232 06:18:14.656372  [   37.063456] Oops: 0011 [#9] SMP PTI

 4233 06:18:14.666528  [   37.067339] CPU: 1 PID: 1684 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4234 06:18:14.672979  [   37.075988] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4235 06:18:14.679381  [   37.082795] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4236 06:18:14.705666  73] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 800000001e6000e3 [   37.088532] Code: ff ff 43 ec c0 bc ff ff ff ff 1a 93 9f bd ff ff ff ff 89 d3 c0 bc ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4237 06:18:14.712126  [   37.115739] RSP: 0018:ffffb25142327e48 EFLAGS: 00010246

 4238 06:18:14.719375  [   37.121576] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4239 06:18:14.725739  [   37.129545] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 4240 06:18:14.735182  [   37.137511] RBP: ffffffffbd57ed20 R08: 0000000000000000 R09: 0000000000000000

 4241 06:18:14.741501  [   37.145481] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4242 06:18:14.751672  [   37.153448] R13: ffffb25142327f10 R14: ffffb25142327f10 R15: ffff9dcb059cd000

 4243 06:18:14.758141  [   37.161418] FS:  00007f992f423580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4244 06:18:14.765124  [   37.170445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4245 06:18:14.774748  [   37.176861] CR2: ffffffffbd57ed20 CR3: 00000001026c8005 CR4: 00000000003706e0

 4246 06:18:14.778376  [   37.184828] Call Trace:

 4247 06:18:14.782055  [   37.187558]  ? __die_body.cold+0x1a/0x1f

 4248 06:18:14.782623  

 4249 06:18:14.784341  # [   34.500259] Oops: 0011 [#5] SMP PTI

 4250 06:18:14.791020  # [   34.504151] CPU[   37.191938]  ? no_context+0x177/0x380

 4251 06:18:14.794357  [   37.202236]  ? exc_page_fault+0xd7/0x170

 4252 06:18:14.807385  : 3 PID: 1540 Comm: cat Tainted: G      D W         5.10.184-cip[   37.206616]  ? asm_exc_page_fault+0x1e/0x30

 4253 06:18:14.808117  36 #1

 4254 06:18:14.817717  # [   34.512790] Hardware name: Google Rammus/Rammus, BIO[   37.217500]  ? execute_location+0x45/0x56

 4255 06:18:14.820535  [   37.228188]  ? direct_entry.cold+0x2c/0x38

 4256 06:18:14.827106  [   37.232759]  ? full_proxy_write+0x53/0x80

 4257 06:18:14.830642  [   37.237235]  ? vfs_write+0xe7/0x3b0

 4258 06:18:14.834044  [   37.241126]  ? ksys_write+0x68/0xf0

 4259 06:18:14.837071  [   37.245019]  ? do_syscall_64+0x30/0x40

 4260 06:18:14.843432  [   37.249203]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4261 06:18:14.847169  S  09/04/2020

 4262 06:18:14.850247  # [   34.519594] RIP: 0010:data_area+0x0/0x40

 4263 06:18:14.903125  # [   37.255038] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4264 06:18:14.906127  [   37.313701] CR2: ffffffffbd57ed20

 4265 06:18:14.912606  [   37.317398] ---[ end trace e2cd4c44169b9e7d ]---

 4266 06:18:14.916192  [   37.322554] RIP: 0010:lkdtm_BUG+0x5/0x10

 4267 06:18:14.936128  [   37.326931] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4268 06:18:14.942553  [   37.347912] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4269 06:18:14.951884  [   37.353754] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4270 06:18:14.958646  [   37.361723] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4271 06:18:14.964936  [   37.369713] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4272 06:18:14.975179  [   37.377696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4273 06:18:14.981827  [   37.385664] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4274 06:18:14.991363  [   37.393632] FS:  00007f992f423580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4275 06:18:14.997999  [   37.402668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4276 06:18:15.005033  [   37.409107] CR2: ffffffffbd57ed20 CR3: 00000001026c8005 CR4: 00000000003706e0

 4277 06:18:15.014835  [   37.417074] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4278 06:18:15.024806  [   37.426983] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1684, name: cat

 4279 06:18:15.027913  [   37.435438] INFO: lockdep is turned off.

 4280 06:18:15.031156  [   37.439813] irq event stamp: 0

 4281 06:18:15.041151  [   37.443218] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4282 06:18:15.047929  [   37.450208] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4283 06:18:15.057731  [   37.459335] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4284 06:18:15.064752  [   37.468461] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4285 06:18:15.073973  [   37.475459] CPU: 1 PID: 1684 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4286 06:18:15.080304  [   37.484107] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4287 06:18:15.084027  [   37.490910] Call Trace:

 4288 06:18:15.087242  [   37.493637]  dump_stack+0x77/0x9b

 4289 06:18:15.090637  [   37.497335]  ___might_sleep.cold+0xa6/0xb6

 4290 06:18:15.093535  [   37.501897]  exit_signals+0x1c/0x300

 4291 06:18:15.100484  [   37.505886]  do_exit+0xc2/0xab0

 4292 06:18:15.103793  [   37.509389]  ? ksys_write+0x68/0xf0

 4293 06:18:15.106857  [   37.513282]  make_task_dead+0x2f/0x30

 4294 06:18:15.113510  [   37.517367]  rewind_stack_and_make_dead+0x17/0x20

 4295 06:18:15.116861  [   37.522607] RIP: 0033:0x7f992f339473

 4296 06:18:15.136502  [   37.526595] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4297 06:18:15.146288  [   37.547568] RSP: 002b:00007ffeb203fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4298 06:18:15.153300  [   37.556023] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f992f339473

 4299 06:18:15.163345  [   37.563993] RDX: 000000000000000c RSI: 00007f992f22d000 RDI: 0000000000000001

 4300 06:18:15.169502  [   37.571961] RBP: 00007f992f22d000 R08: 00007f992f22c010 R09: 0000000000000000

 4301 06:18:15.176229  [   37.579929] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4302 06:18:15.185968  [   37.587898] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4303 06:18:15.205732  [   34.523970] Code: ff ff 00 ba a5 04 cb 9d ff ff 00 b9 a5 04 cb 9d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4304 06:18:15.212557  # [   34.544949] RSP: 0018:ffffb25142107e48 EFLAGS: 00010246

 4305 06:18:15.218757  # [   34.550781] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4306 06:18:15.228581  # [   34.558748] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 4307 06:18:15.235635  # [   34.566714] RBP: ffffffffbf40ebe0 R08: 0000000000000000 R09: 0000000000000000

 4308 06:18:15.245074  # [   34.574703] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4309 06:18:15.251517  # [   34.582672] R13: ffffb25142107f10 R14: ffffb25142107f10 R15: ffff9dcb0432f000

 4310 06:18:15.261679  # [   34.590665] FS:  00007faa458fb580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4311 06:18:15.268198  # [   34.599702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4312 06:18:15.278161  # [   34.606115] CR2: ffffffffbf40ebe0 CR3: 0000000105c58001 CR4: 00000000003706e0

 4313 06:18:15.281420  # [   34.614083] Call Trace:

 4314 06:18:15.284458  # [   34.616811]  ? __die_body.cold+0x1a/0x1f

 4315 06:18:15.287693  # [   34.621189]  ? no_context+0x177/0x380

 4316 06:18:15.294525  # [   34.625277]  ? exc_page_fault+0xd7/0x170

 4317 06:18:15.298127  # [   34.629655]  ? asm_exc_page_fault+0x1e/0x30

 4318 06:18:15.304318  # [   34.634327]  ? execute_location+0x45/0x56

 4319 06:18:15.307556  # [   34.638800]  ? direct_entry.cold+0x2c/0x38

 4320 06:18:15.311398  # [   34.643372]  ? full_proxy_write+0x53/0x80

 4321 06:18:15.317394  # [   34.647847]  ? vfs_write+0xe7/0x3b0

 4322 06:18:15.320785  # [   34.651750]  ? ksys_write+0x68/0xf0

 4323 06:18:15.328186  # [   34.655642][   37.726850] lkdtm: Performing direct entry EXEC_USERSPACE

 4324 06:18:15.331160    ? do_syscall_64+0x30/0x40

 4325 06:18:15.340967  # [   34.659823]  ? entry_SYSCALL_6[   37.738867] lkdtm: attempting ok execution at ffffffffbc5799b0

 4326 06:18:15.344042  4_after_hwframe+0x61/0xc6

 4327 06:18:15.354203  # [   34.665649] Modules linked in: f[   37.751612] lkdtm: attempting bad execution at 00007f7d69473000

 4328 06:18:15.367520  use ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_[   37.764441] unable to execute userspace code (SMEP?) (uid: 0)

 4329 06:18:15.373677  [   37.777023] BUG: unable to handle page fault for address: 00007f7d69473000

 4330 06:18:15.380254  [   37.784701] #PF: supervisor instruction fetch in kernel mode

 4331 06:18:15.386732  [   37.791019] #PF: error_code(0x0011) - permissions violation

 4332 06:18:15.396925  [   37.797242] PGD 8000000103d30067 P4D 8000000103d30067 PUD 104613067 PMD 104465067 PTE 10adb8067

 4333 06:18:15.400089  [   37.806970] Oops: 0011 [#10] SMP PTI

 4334 06:18:15.409845  [   37.810950] CPU: 0 PID: 1720 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4335 06:18:15.416173  [   37.819600] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4336 06:18:15.420356  [   37.826405] RIP: 0010:0x7f7d69473000

 4337 06:18:15.426451  [   37.830391] Code: Unable to access opcode bytes at RIP 0x7f7d69472fd6.

 4338 06:18:15.432807  [   37.837700] RSP: 0018:ffffb251423afe50 EFLAGS: 00010246

 4339 06:18:15.439567  [   37.843533] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4340 06:18:15.449406  [   37.851503] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 4341 06:18:15.456006  [   37.859472] RBP: 00007f7d69473000 R08: 0000000000000000 R09: 0000000000000000

 4342 06:18:15.465699  [   37.867441] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4343 06:18:15.472838  [   37.875412] R13: ffffb251423aff10 R14: ffffb251423aff10 R15: ffff9dcb04a0b000

 4344 06:18:15.483073  [   37.883382] FS:  00007f7d69444580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4345 06:18:15.488485  [   37.892419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4346 06:18:15.495461  [   37.898834] CR2: 00007f7d69473000 CR3: 0000000105c58005 CR4: 00000000003706f0

 4347 06:18:15.498427  [   37.906804] Call Trace:

 4348 06:18:15.502217  [   37.909532]  ? __die_body.cold+0x1a/0x1f

 4349 06:18:15.508431  [   37.913916]  ? no_context+0x177/0x380

 4350 06:18:15.512145  [   37.918004]  ? exc_page_fault+0x53/0x170

 4351 06:18:15.515103  [   37.922387]  ? asm_exc_page_fault+0x1e/0x30

 4352 06:18:15.521818  [   37.927052]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4353 06:18:15.524762  [   37.932406]  ? direct_entry.cold+0x2c/0x38

 4354 06:18:15.531960  [   37.936971]  ? full_proxy_write+0x53/0x80

 4355 06:18:15.534456  [   37.941446]  ? vfs_write+0xe7/0x3b0

 4356 06:18:15.538386  [   37.945338]  ? ksys_write+0x68/0xf0

 4357 06:18:15.541275  [   37.949223]  ? do_syscall_64+0x30/0x40

 4358 06:18:15.547856  [   37.953396]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4359 06:18:15.600521  [   37.959234] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4360 06:18:15.604326  [   38.011721] CR2: 00007f7d69473000

 4361 06:18:15.610184  [   38.015419] ---[ end trace e2cd4c44169b9e7e ]---

 4362 06:18:15.613712  [   38.020575] RIP: 0010:lkdtm_BUG+0x5/0x10

 4363 06:18:15.636898  [   38.024952] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4364 06:18:15.639768  [   38.045938] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4365 06:18:15.650048  [   38.051772] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4366 06:18:15.656487  [   38.059755] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4367 06:18:15.666425  [   38.067726] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4368 06:18:15.673239  [   38.075698] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4369 06:18:15.679875  [   38.083670] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4370 06:18:15.689483  [   38.091640] FS:  00007f7d69444580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4371 06:18:15.695760  [   38.100697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4372 06:18:15.705721  [   38.107114] CR2: 00007f7d69473000 CR3: 0000000105c58005 CR4: 00000000003706f0

 4373 06:18:15.748455  core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4374 06:18:15.751845  # [   34.724303] CR2: ffffffffbf40ebe0

 4375 06:18:15.755173  # [   34.727999] ---[ end trace e2cd4c44169b9e79 ]---

 4376 06:18:15.761617  # [   34.733153] RIP: 0010:lkdtm_BUG+0x5/0x10

 4377 06:18:15.781445  # [   34.737529] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4378 06:18:15.787866  # [   34.758507] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4379 06:18:15.798042  # [   34.764338] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4380 06:18:15.804606  # [   34.772306] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4381 06:18:15.811122  # [   34.780273] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4382 06:18:15.820776  # [   34.788241] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4383 06:18:15.827403  # [   34.796210] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4384 06:18:15.837544  # [   34.804178] FS:  00007faa458fb580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4385 06:18:15.843799  # [   34.813214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4386 06:18:15.853894  # [   34.819628] CR2: ffffffffbf40ebe0 CR3: 0000000105c58001 CR4: 00000000003706e0

 4387 06:18:15.864248  # [   34.827596] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4388 06:18:15.870242  # [   34.837507] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1540, name: cat

 4389 06:18:15.877156  # [  [   38.278856] lkdtm: Performing direct entry EXEC_NULL

 4390 06:18:15.883799  [   38.288475] lkdtm: attempting ok execution at ffffffffbc5799b0

 4391 06:18:15.890237  [   38.294995] lkdtm: attempting bad execution at 0000000000000000

 4392 06:18:15.899740  [   38.301610] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4393 06:18:15.906574  [   38.309389] #PF: supervisor instruction fetch in kernel mode

 4394 06:18:15.909831  [   38.315709] #PF: error_code(0x0010) - not-present page

 4395 06:18:15.913368  [   38.321443] PGD 0 P4D 0 

 4396 06:18:15.916405   34.845961] INFO: lockdep is turned off.

 4397 06:18:15.923018  # [   34.850335] irq e[   38.324268] Oops: 0010 [#11] SMP PTI

 4398 06:18:15.932944  [   38.334467] CPU: 2 PID: 1756 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4399 06:18:15.939688  [   38.343115] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4400 06:18:15.942735  [   38.349920] RIP: 0010:0x0

 4401 06:18:15.949234  [   38.352840] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4402 06:18:15.955690  [   38.360507] RSP: 0018:ffffb2514241fe48 EFLAGS: 00010246

 4403 06:18:15.962656  [   38.366340] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4404 06:18:15.972044  [   38.374307] RDX: 0000000000000000 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 4405 06:18:15.978594  [   38.382275] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4406 06:18:15.988861  [   38.390243] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4407 06:18:15.995323  [   38.398212] R13: ffffb2514241ff10 R14: ffffb2514241ff10 R15: ffff9dcb05c1e000

 4408 06:18:16.005515  [   38.406181] FS:  00007f045e56a580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4409 06:18:16.012206  [   38.415210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4410 06:18:16.018531  [   38.421617] CR2: ffffffffffffffd6 CR3: 000000010353e005 CR4: 00000000003706e0

 4411 06:18:16.021754  [   38.429583] Call Trace:

 4412 06:18:16.024995  [   38.432312]  ? __die_body.cold+0x1a/0x1f

 4413 06:18:16.031557  [   38.436702]  ? no_context+0x177/0x380

 4414 06:18:16.034967  [   38.440789]  ? exc_page_fault+0x53/0x170

 4415 06:18:16.038115  [   38.445167]  ? asm_exc_page_fault+0x1e/0x30

 4416 06:18:16.045003  [   38.449839]  execute_location+0x45/0x56

 4417 06:18:16.047924  [   38.454120]  direct_entry.cold+0x2c/0x38

 4418 06:18:16.051239  [   38.458488]  full_proxy_write+0x53/0x80

 4419 06:18:16.054462  [   38.462768]  vfs_write+0xe7/0x3b0

 4420 06:18:16.061022  [   38.466456]  ksys_write+0x68/0xf0

 4421 06:18:16.063970  [   38.470154]  do_syscall_64+0x30/0x40

 4422 06:18:16.067347  [   38.474142]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4423 06:18:16.074038  [   38.479782] RIP: 0033:0x7f045e480473

 4424 06:18:16.094374  [   38.483761] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4425 06:18:16.103870  [   38.504746] RSP: 002b:00007ffe63c8ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4426 06:18:16.110377  [   38.513200] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f045e480473

 4427 06:18:16.117144  [   38.521168] RDX: 000000000000000a RSI: 00007f045e374000 RDI: 0000000000000001

 4428 06:18:16.126846  [   38.529133] RBP: 00007f045e374000 R08: 00007f045e373010 R09: 0000000000000000

 4429 06:18:16.133924  [   38.537099] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4430 06:18:16.143602  [   38.545066] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4431 06:18:16.144126  vent stamp: 0

 4432 06:18:16.202386  # [   34.853748] hardirqs last  enabled at (0): [[   38.553037] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4433 06:18:16.205938  [   38.611725] CR2: 0000000000000000

 4434 06:18:16.209114  [   38.615422] ---[ end trace e2cd4c44169b9e7f ]---

 4435 06:18:16.215720  [   38.620567] RIP: 0010:lkdtm_BUG+0x5/0x10

 4436 06:18:16.235551  [   38.624942] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4437 06:18:16.242188  [   38.645920] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4438 06:18:16.248704  [   38.651753] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4439 06:18:16.258733  [   38.659721] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4440 06:18:16.265446  [   38.667696] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4441 06:18:16.271632  [   38.675666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4442 06:18:16.281543  [   38.683633] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4443 06:18:16.291085  [   38.691602] FS:  00007f045e56a580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4444 06:18:16.294455  [   38.700638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4445 06:18:16.304829  [   38.707054] CR2: ffffffffffffffd6 CR3: 000000010353e005 CR4: 00000000003706e0

 4446 06:18:16.314304  [   38.715023] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4447 06:18:16.320943  [   38.724934] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1756, name: cat

 4448 06:18:16.327788  [   38.733379] INFO: lockdep is turned off.

 4449 06:18:16.331180  [   38.737754] irq event stamp: 0

 4450 06:18:16.338273  [   38.741160] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4451 06:18:16.347486  [   38.748149] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4452 06:18:16.354346  [   38.757283] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4453 06:18:16.364301  [   38.766417] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4454 06:18:16.370258  [   38.773414] CPU: 2 PID: 1756 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4455 06:18:16.377361  [   38.782062] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4456 06:18:16.380182  [   38.788864] Call Trace:

 4457 06:18:16.383413  [   38.791590]  dump_stack+0x77/0x9b

 4458 06:18:16.390056  [   38.795287]  ___might_sleep.cold+0xa6/0xb6

 4459 06:18:16.393399  [   38.799858]  exit_signals+0x1c/0x300

 4460 06:18:16.396756  [   38.803837]  do_exit+0xc2/0xab0

 4461 06:18:16.400219  [   38.807340]  ? ksys_write+0x68/0xf0

 4462 06:18:16.403394  [   38.811232]  make_task_dead+0x2f/0x30

 4463 06:18:16.410092  [   38.815318]  rewind_stack_and_make_dead+0x17/0x20

 4464 06:18:16.412955  [   38.820559] RIP: 0033:0x7f045e480473

 4465 06:18:16.433262  [   38.824536] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4466 06:18:16.443131  [   38.845515] RSP: 002b:00007ffe63c8ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4467 06:18:16.448797  [   38.853960] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f045e480473

 4468 06:18:16.459350  [   38.861929] RDX: 000000000000000a RSI: 00007f045e374000 RDI: 0000000000000001

 4469 06:18:16.465882  [   38.869896] RBP: 00007f045e374000 R08: 00007f045e373010 R09: 0000000000000000

 4470 06:18:16.475538  [   38.877864] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4471 06:18:16.482050  [   38.885832] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4472 06:18:16.485141  <0000000000000000>] 0x0

 4473 06:18:16.494978  # [   34.860749] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4474 06:18:16.505230  # [   34.869882] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4475 06:18:16.511584  # [   34.879015] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4476 06:18:16.518413  # [   34.886011] CPU: 3 PID: 1540 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4477 06:18:16.527943  # [   34.894660] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4478 06:18:16.528027  # [   34.901461] Call Trace:

 4479 06:18:16.534511  # [   34.904187]  dump_stack+0x77/0x9b

 4480 06:18:16.537879  # [   34.907884]  ___might_sleep.cold+0xa6/0xb6

 4481 06:18:16.541314  # [   34.912457]  exit_signals+0x1c/0x300

 4482 06:18:16.544323  # [   34.916444]  do_exit+0xc2/0xab0

 4483 06:18:16.550967  # [   34.919946]  ? ksys_write+0x68/0xf0

 4484 06:18:16.554685  # [   34.923837]  make_task_dead+0x2f/0x30

 4485 06:18:16.561241  # [   34.927915]  rewind_stack_and_make_dead+0x17/0x20

 4486 06:18:16.564495  # [   34.933163] RIP: 0033:0x7faa45811473

 4487 06:18:16.584479  # [   34.937149] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4488 06:18:16.593937  # [   34.958130] RSP: 002b:00007ffd339fc6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4489 06:18:16.607236  # [   34.966576] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 0000[   39.008491] lkdtm: Performing direct entry ACCESS_USERSPACE

 4490 06:18:16.613755  [   39.018161] lkdtm: attempting bad read at 00007f3c4f3d3000

 4491 06:18:16.613851  7faa45811473

 4492 06:18:16.626875  # [   34.974544] RDX: 000000000000000a RSI: 00007f[   39.024317] BUG: unable to handle page fault for address: 00007f3c4f3d3000

 4493 06:18:16.633715  [   39.038195] #PF: supervisor read access in kernel mode

 4494 06:18:16.640001  [   39.043933] #PF: error_code(0x0001) - permissions violation

 4495 06:18:16.643531  aa[45705000 RDI: 0000000000000001

 4496 06:18:16.653182  # [   34.982513] RBP: 00007faa   39.050155] PGD 800000010471c067 P4D 800000010471c067 PUD 1027c8067 PMD 103d67067 PTE 10b525067

 4497 06:18:16.659780  [   39.066094] Oops: 0001 [#12] SMP PTI

 4498 06:18:16.666646  [   39.070085] CPU: 3 PID: 1791 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4499 06:18:16.673390  [   39.078735] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4500 06:18:16.679616  [   39.085544] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4501 06:18:16.702763  [   39.091767] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 38 a0 9f bd e8 9c d7 fb ff 48 c7 c7 60 a0 9f bd b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 83 d7 fb ff 48 89 ee 48 c7 c7 88 a0 9f

 4502 06:18:16.706153  [   39.112754] RSP: 0018:ffffb251424bfe48 EFLAGS: 00010246

 4503 06:18:16.716397  [   39.118589] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4504 06:18:16.722943  [   39.126557] RDX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd9fa060

 4505 06:18:16.732502  [   39.134526] RBP: 00007f3c4f3d3000 R08: 0000000000000000 R09: 0000000000000000

 4506 06:18:16.739574  [   39.142496] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4507 06:18:16.745948  [   39.150464] R13: ffffb251424bff10 R14: ffffb251424bff10 R15: ffff9dcb0446a000

 4508 06:18:16.755810  [   39.158433] FS:  00007f3c4f3a4580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4509 06:18:16.762761  [   39.167470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4510 06:18:16.772307  [   39.173886] CR2: 00007f3c4f3d3000 CR3: 0000000105d82006 CR4: 00000000003706e0

 4511 06:18:16.772911  [   39.181854] Call Trace:

 4512 06:18:16.778970  [   39.184581]  ? __die_body.cold+0x1a/0x1f

 4513 06:18:16.782504  [   39.188958]  ? no_context+0x177/0x380

 4514 06:18:16.786233  [   39.193037]  ? exc_page_fault+0x53/0x170

 4515 06:18:16.792185  [   39.197414]  ? asm_exc_page_fault+0x1e/0x30

 4516 06:18:16.795443  [   39.202084]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4517 06:18:16.801873  [   39.207626]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4518 06:18:16.805694  [   39.213159]  direct_entry.cold+0x2c/0x38

 4519 06:18:16.811780  [   39.217538]  full_proxy_write+0x53/0x80

 4520 06:18:16.815310  [   39.221818]  vfs_write+0xe7/0x3b0

 4521 06:18:16.818782  [   39.225516]  ksys_write+0x68/0xf0

 4522 06:18:16.821742  [   39.229216]  do_syscall_64+0x30/0x40

 4523 06:18:16.828428  [   39.233203]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4524 06:18:16.831544  [   39.238843] RIP: 0033:0x7f3c4f2ba473

 4525 06:18:16.854482  [   39.242831] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4526 06:18:16.861315  [   39.263815] RSP: 002b:00007ffded09b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4527 06:18:16.870644  [   39.272271] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f3c4f2ba473

 4528 06:18:16.877470  [   39.280240] RDX: 0000000000000011 RSI: 00007f3c4f1ae000 RDI: 0000000000000001

 4529 06:18:16.883937  [   39.288208] RBP: 00007f3c4f1ae000 R08: 00007f3c4f1ad010 R09: 0000000000000000

 4530 06:18:16.894018  [   39.296177] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4531 06:18:16.900401  [   39.304146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4532 06:18:16.906950  45705000 R08: 00007faa45704010 R09: 0000000000000000

 4533 06:18:16.959380  # [   34.9[   39.312117] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4534 06:18:16.962662  [   39.370821] CR2: 00007f3c4f3d3000

 4535 06:18:16.969469  [   39.374519] ---[ end trace e2cd4c44169b9e80 ]---

 4536 06:18:16.972632  [   39.379692] RIP: 0010:lkdtm_BUG+0x5/0x10

 4537 06:18:16.999007  90481] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000[   39.384078] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4538 06:18:17.005419  [   39.411279] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4539 06:18:17.008789  00000001

 4540 06:18:17.022069  # [   34.998450] R13: 0000000000000001 R14: 0000000000[   39.417116] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4541 06:18:17.028777  [   39.431302] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4542 06:18:17.034803  [   39.439272] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4543 06:18:17.037968  020000 R15: 0000000000020000

 4544 06:18:17.051039  # EXEC_DATA: saw 'call trace:': ok[   39.447243] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4545 06:18:17.057609  [   39.461429] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4546 06:18:17.067590  [   39.469398] FS:  00007f3c4f3a4580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4547 06:18:17.067749  

 4548 06:18:17.070749  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4549 06:18:17.080864  # selftests: lkdtm: EXEC[   39.478429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4550 06:18:17.087696  [   39.491060] CR2: 00007f3c4f3d3000 CR3: 0000000105d82006 CR4: 00000000003706e0

 4551 06:18:17.087812  _STACK.sh

 4552 06:18:17.090896  # Killed

 4553 06:18:17.094051  # [   35.131649] lkdtm: Performing direct entry EXEC_STACK

 4554 06:18:17.104063  # [   35.142634] lkdtm: attempting ok execution at ffffffffbc5799b0

 4555 06:18:17.110640  # [   35.155362] lkdtm: attempting bad execution at ffffb25142187e18

 4556 06:18:17.116995  # [   35.168206] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4557 06:18:17.127247  # [   35.182756] BUG: unable to handle page fault for address: ffffb25142187e18

 4558 06:18:17.133611  # [   35.190435] #PF: supervisor instruction fetch in kernel mode

 4559 06:18:17.137034  # [   35.196753] #PF: error_code(0x0011) - permissions violation

 4560 06:18:17.146816  # [   35.202973] PGD 100000067 P4D 100000067 PUD 100231067 PMD 104378067 PTE 8000000102740063

 4561 06:18:17.153275  # [   35.218232] Oops: 0011 [#6] SMP PTI

 4562 06:18:17.159910  # [   35.222122] CPU: 1 PID: 1576 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4563 06:18:17.166685  # [   35.230769] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4564 06:18:17.173195  # [   35.237573] RIP: 0010:0xffffb25142187e18

 4565 06:18:17.193250  # [   35.241942] Code: 00 00 18 7e 18 42 51 b2 ff ff a4 d6 c0 bc ff ff ff ff 20 00 00 00 00 00 00 00 ce 90 9f bd ff ff ff ff d3 d7 c0 bc ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4566 06:18:17.199561  # [   35.262915] RSP: 0018:ffffb25142187df8 EFLAGS: 00010246

 4567 06:18:17.206003  # [   35.268748] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4568 06:18:17.216075  # [   35.276717] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 4569 06:18:17.222628  # [   35.284696] RBP: ffffb25142187e18 R08: 0000000000000000 R09: 0000000000000000

 4570 06:18:17.229002  # [   3[   39.633116] lkdtm: Performing direct entry ACCESS_NULL

 4571 06:18:17.242099  5.292664] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000[   39.641530] lkdtm: attempting bad read at 0000000000000000

 4572 06:18:17.242189  0000000000b

 4573 06:18:17.255528  # [   35.300632] R13: ffffb25142187f10 R14: ffffb25[   39.653868] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4574 06:18:17.262293  [   39.667839] #PF: supervisor read access in kernel mode

 4575 06:18:17.268946  [   39.673575] #PF: error_code(0x0000) - not-present page

 4576 06:18:17.271883  [   39.679310] PGD 0 P4D 0 

 4577 06:18:17.275452  [   39.682133] Oops: 0000 [#13] SMP PTI

 4578 06:18:17.285133  [   39.686122] CPU: 0 PID: 1826 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4579 06:18:17.291689  [   39.694769] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4580 06:18:17.295136  [   39.701576] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4581 06:18:17.318238  [   39.706822] Code: 40 d7 fb ff be 00 10 00 00 48 89 ef e8 12 76 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 38 a0 9f bd e8 1a d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 60 a0 9f bd 48 01

 4582 06:18:17.321139  [   39.727790] RSP: 0018:ffffb2514254fe58 EFLAGS: 00010246

 4583 06:18:17.331243  [   39.733613] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4584 06:18:17.337695  [   39.741580] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 4585 06:18:17.347736  [   39.749546] RBP: ffffffffbd9f9129 R08: 0000000000000000 R09: 0000000000000000

 4586 06:18:17.353985  [   39.757513] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4587 06:18:17.360710  [   39.765480] R13: ffffb2514254ff10 R14: ffffb2514254ff10 R15: ffff9dcb032ba000

 4588 06:18:17.370462  [   39.773447] FS:  00007ff57d66d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4589 06:18:17.377033  [   39.782483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4590 06:18:17.386965  [   39.788898] CR2: 0000000000000000 CR3: 0000000103d36005 CR4: 00000000003706f0

 4591 06:18:17.387059  [   39.796866] Call Trace:

 4592 06:18:17.393417  [   39.799595]  ? __die_body.cold+0x1a/0x1f

 4593 06:18:17.397043  [   39.803977]  ? no_context+0x177/0x380

 4594 06:18:17.399999  [   39.808069]  ? exc_page_fault+0x53/0x170

 4595 06:18:17.406718  [   39.812450]  ? asm_exc_page_fault+0x1e/0x30

 4596 06:18:17.409980  [   39.817123]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4597 06:18:17.416556  [   39.821700]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4598 06:18:17.420039  [   39.826269]  direct_entry.cold+0x2c/0x38

 4599 06:18:17.423051  [   39.830648]  full_proxy_write+0x53/0x80

 4600 06:18:17.426305  [   39.834933]  vfs_write+0xe7/0x3b0

 4601 06:18:17.429697  [   39.838636]  ksys_write+0x68/0xf0

 4602 06:18:17.436469  [   39.842334]  do_syscall_64+0x30/0x40

 4603 06:18:17.439295  [   39.846327]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4604 06:18:17.446211  [   39.851964] RIP: 0033:0x7ff57d583473

 4605 06:18:17.466229  [   39.855951] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4606 06:18:17.475581  [   39.876929] RSP: 002b:00007ffd743228d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4607 06:18:17.482016  [   39.885372] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff57d583473

 4608 06:18:17.488906  [   39.893339] RDX: 000000000000000c RSI: 00007ff57d477000 RDI: 0000000000000001

 4609 06:18:17.498949  [   39.901306] RBP: 00007ff57d477000 R08: 00007ff57d476010 R09: 0000000000000000

 4610 06:18:17.505355  [   39.909274] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4611 06:18:17.515110  [   39.917242] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4612 06:18:17.568029  [   39.925214] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4613 06:18:17.571561  [   39.977686] CR2: 0000000000000000

 4614 06:18:17.574446  [   39.981384] ---[ end trace e2cd4c44169b9e81 ]---

 4615 06:18:17.581010  [   39.986539] RIP: 0010:lkdtm_BUG+0x5/0x10

 4616 06:18:17.600531  [   39.990914] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4617 06:18:17.607306  [   40.011894] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4618 06:18:17.614112  [   40.017725] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4619 06:18:17.623824  [   40.025692] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4620 06:18:17.630748  [   40.033658] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4621 06:18:17.637265  [   40.041627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4622 06:18:17.646864  [   40.049593] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4623 06:18:17.657059  [   40.057562] FS:  00007ff57d66d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 4624 06:18:17.663645  [   40.066589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4625 06:18:17.670088  [   40.073003] CR2: 0000000000000000 CR3: 0000000103d36005 CR4: 00000000003706f0

 4626 06:18:17.679883  [   40.080973] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4627 06:18:17.690075  [   40.090882] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1826, name: cat

 4628 06:18:17.692944  [   40.099334] INFO: lockdep is turned off.

 4629 06:18:17.696234  [   40.103709] irq event stamp: 0

 4630 06:18:17.703003  [   40.107114] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4631 06:18:17.712600  [   40.114104] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4632 06:18:17.722954  [   40.123227] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4633 06:18:17.729088  [   40.132360] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4634 06:18:17.735568  [   40.139357] CPU: 0 PID: 1826 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4635 06:18:17.742609  [   40.148002] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4636 06:18:17.745655  [   40.154805] Call Trace:

 4637 06:18:17.749386  [   40.157530]  dump_stack+0x77/0x9b

 4638 06:18:17.755327  [   40.161218]  ___might_sleep.cold+0xa6/0xb6

 4639 06:18:17.758735  [   40.165782]  exit_signals+0x1c/0x300

 4640 06:18:17.762634  [   40.169770]  do_exit+0xc2/0xab0

 4641 06:18:17.765557  [   40.173264]  ? ksys_write+0x68/0xf0

 4642 06:18:17.768677  [   40.177157]  make_task_dead+0x2f/0x30

 4643 06:18:17.775230  [   40.181242]  rewind_stack_and_make_dead+0x17/0x20

 4644 06:18:17.778505  [   40.186485] RIP: 0033:0x7ff57d583473

 4645 06:18:17.801748  [   40.190472] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4646 06:18:17.808296  [   40.211453] RSP: 002b:00007ffd743228d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4647 06:18:17.818307  [   40.219908] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff57d583473

 4648 06:18:17.824909  [   40.227878] RDX: 000000000000000c RSI: 00007ff57d477000 RDI: 0000000000000001

 4649 06:18:17.831469  [   40.235847] RBP: 00007ff57d477000 R08: 00007ff57d476010 R09: 0000000000000000

 4650 06:18:17.841037  [   40.243815] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4651 06:18:17.847816  [   40.251783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4652 06:18:17.851189  142187f10 R15: ffff9dcb03f56000

 4653 06:18:17.860771  # [   35.308601] FS:  00007fa0df72d580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4654 06:18:17.867466  # [   35.317637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4655 06:18:17.877080  # [   35.324052] CR2: ffffb25142187e18 CR3: 0000000103bb6001 CR4: 00000000003706e0

 4656 06:18:17.877164  # [   35.332021] Call Trace:

 4657 06:18:17.883908  # [   35.334754]  ? __die_body.cold+0x1a/0x1f

 4658 06:18:17.887332  # [   35.339133]  ? no_context+0x177/0x380

 4659 06:18:17.893685  # [   35.349432]  ? exc_page_fault+0xd7/0x170

 4660 06:18:17.896937  # [   35.353810]  ? asm_exc_page_fault+0x1e/0x30

 4661 06:18:17.899948  # [   35.364705]  ? execute_location+0x45/0x56

 4662 06:18:17.906749  # [   35.375393]  ? lkdtm_EXEC_STACK+0x26/0x44

 4663 06:18:17.910252  # [   35.379860]  ? direct_entry.cold+0x2c/0x38

 4664 06:18:17.916429  # [   35.384433]  ? full_proxy_write+0x53/0x80

 4665 06:18:17.920307  # [   35.388908]  ? vfs_write+0xe7/0x3b0

 4666 06:18:17.923500  # [   35.392790]  ? ksys_write+0x68/0xf0

 4667 06:18:17.926600  # [   35.396690]  ? do_syscall_64+0x30/0x40

 4668 06:18:17.933169  # [   35.400878]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4669 06:18:17.985776  # [   35.412925] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4670 06:18:17.988961  # [   35.471585] CR2: ffffb25142187e18

 4671 06:18:17.995721  # [   35.475281] ---[ end trace e2cd4c44169b9e7a ]---

 4672 06:18:17.998806  # [   35.480435] RIP: 0010:lkdtm_BUG+0x5/0x10

 4673 06:18:18.021961  # [   35.484813] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4674 06:18:18.028641  # [   35.505781] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4675 06:18:18.035065  # [   35.511613] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4676 06:18:18.045242  # [   35.519582] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4677 06:18:18.051521  # [   35.527548] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4678 06:18:18.061617  # [   35.535517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4679 06:18:18.071590  # [   35.543484] R13: ffffb2514132ff10 R14: ffffb2514132ff[   40.476639] lkdtm: Performing direct entry WRITE_RO

 4680 06:18:18.074563  10 R15: ffff9dcb0431f000

 4681 06:18:18.084382  # [   35.551451] FS:  00007fa0df72d580[   40.482747] lkdtm: attempting bad rodata write at ffffffffbd57ed10

 4682 06:18:18.091294  (0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4683 06:18:18.097650  # [   3[   40.495874] BUG: unable to handle page fault for address: ffffffffbd57ed10

 4684 06:18:18.104331  [   40.509761] #PF: supervisor write access in kernel mode

 4685 06:18:18.111209  [   40.515594] #PF: error_code(0x0003) - permissions violation

 4686 06:18:18.117261  [   40.521814] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 800000001c6000e1 

 4687 06:18:18.120507  [   40.529303] Oops: 0003 [#14] SMP PTI

 4688 06:18:18.130701  [   40.533293] CPU: 1 PID: 1861 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4689 06:18:18.137109  [   40.541943] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4690 06:18:18.143954  [   40.548757] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4691 06:18:18.147326  5.560486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4692 06:18:18.170430  # [[   40.553720] Code: 00 48 c7 c7 18 9f 9f bd 48 c7 c6 10 ed 57 bd e8 c4 d9 fb ff 48 8b 05 3c 16 97 00 ba 34 12 cd ab 48 c7 c7 48 9f 9f bd 48 31 d0 <48> 89 05 26 16 97 00 e9 a2 d9 fb ff 0f 1f 44 00 00 48 8b 05 35 0c

 4693 06:18:18.176914  [   40.580919] RSP: 0018:ffffb2514249fe60 EFLAGS: 00010202

 4694 06:18:18.184082  [   40.586746] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4695 06:18:18.190149  [   40.594708] RDX: 00000000abcd1234 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd9f9f48

 4696 06:18:18.200348  [   40.602698] RBP: ffffffffbd9f9135 R08: 0000000000000000 R09: 0000000000000000

 4697 06:18:18.206574  [   40.610669] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4698 06:18:18.216567  [   40.618638] R13: ffffb2514249ff10 R14: ffffb2514249ff10 R15: ffff9dcb04470000

 4699 06:18:18.223037  [   40.626607] FS:  00007f2d3e778580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4700 06:18:18.229731  [   40.635646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4701 06:18:18.239878  [   40.642063] CR2: ffffffffbd57ed10 CR3: 0000000103d5a006 CR4: 00000000003706e0

 4702 06:18:18.243015  [   40.650032] Call Trace:

 4703 06:18:18.246176  [   40.652759]  ? __die_body.cold+0x1a/0x1f

 4704 06:18:18.256077     35.566899] CR2: ffffb25142187e18 CR3: 0000000103bb6001 CR4: 0[   40.657140]  ? no_context+0x177/0x380

 4705 06:18:18.259567  [   40.667439]  ? exc_page_fault+0xd7/0x170

 4706 06:18:18.262886  0000000003706e0

 4707 06:18:18.266142  # EXEC_STACK: saw 'call trace:': ok

 4708 06:18:18.272814  ok 31 self[   40.671818]  ? asm_exc_page_fault+0x1e/0x30

 4709 06:18:18.276078  te[sts: lkdtm: EXEC_STACK.sh

 4710 06:18:18.282539  # selftests: lkdtm: EXEC_KMALLOC.sh   40.682705]  ? lkdtm_WRITE_RO+0x2e/0x3a

 4711 06:18:18.285852  [   40.693202]  direct_entry.cold+0x2c/0x38

 4712 06:18:18.291970  [   40.697581]  full_proxy_write+0x53/0x80

 4713 06:18:18.292387  

 4714 06:18:18.292714  # Killed

 4715 06:18:18.302026  # [   35.694512] lkdtm: Performing direct entry EXEC[   40.701865]  vfs_write+0xe7/0x3b0

 4716 06:18:18.304856  [   40.711774]  ksys_write+0x68/0xf0

 4717 06:18:18.308290  [   40.715473]  do_syscall_64+0x30/0x40

 4718 06:18:18.315330  [   40.719462]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4719 06:18:18.318052  [   40.725103] RIP: 0033:0x7f2d3e68e473

 4720 06:18:18.338073  [   40.729081] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4721 06:18:18.347996  [   40.750066] RSP: 002b:00007ffc8506a9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4722 06:18:18.354159  [   40.758523] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f2d3e68e473

 4723 06:18:18.363904  [   40.766492] RDX: 0000000000000009 RSI: 00007f2d3e582000 RDI: 0000000000000001

 4724 06:18:18.370842  [   40.774461] RBP: 00007f2d3e582000 R08: 00007f2d3e581010 R09: 0000000000000000

 4725 06:18:18.380450  [   40.782431] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4726 06:18:18.387173  [   40.790400] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4727 06:18:18.387401  _KMALLOC

 4728 06:18:18.446921  # [   35.705018] lkdtm: attempting ok execution at fff[   40.798373] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4729 06:18:18.450342  [   40.857040] CR2: ffffffffbd57ed10

 4730 06:18:18.456672  [   40.860750] ---[ end trace e2cd4c44169b9e82 ]---

 4731 06:18:18.459611  [   40.865906] RIP: 0010:lkdtm_BUG+0x5/0x10

 4732 06:18:18.479296  [   40.870283] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4733 06:18:18.486247  [   40.891268] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4734 06:18:18.492523  [   40.897092] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4735 06:18:18.502560  [   40.905061] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4736 06:18:18.509082  [   40.913030] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4737 06:18:18.519121  [   40.921000] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4738 06:18:18.525802  [   40.928968] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4739 06:18:18.535186  [   40.936938] FS:  00007f2d3e778580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4740 06:18:18.541994  [   40.945977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4741 06:18:18.548836  [   40.952392] CR2: ffffffffbd57ed10 CR3: 0000000103d5a006 CR4: 00000000003706e0

 4742 06:18:18.551767  fffffbc5799b0

 4743 06:18:18.558409  # [   35.711563] lkdtm: attempting bad execution at ffff9dcb05d3a300

 4744 06:18:18.564983  # [   35.718197] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4745 06:18:18.574929  # [   35.726563] BUG: unable to handle page fault for address: ffff9dcb05d3a300

 4746 06:18:18.581359  # [   35.740457] #PF: supervisor instruction fetch in kernel mode

 4747 06:18:18.588006  # [   35.746776] #PF: error_code(0x0011) - permissions violation

 4748 06:18:18.594303  # [   35.759210] PGD 1e801067 P4D 1e801067 PUD 100870063 PMD 105b18063 PTE 8000000105d3a063

 4749 06:18:18.600803  # [   35.774270] Oops: 0011 [#7] SMP PTI

 4750 06:18:18.607655  # [   35.778159] CPU: 2 PID: 1612 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4751 06:18:18.614248  # [   35.786806] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4752 06:18:18.620771  # [   35.793611] RIP: 0010:0xffff9dcb05d3a300

 4753 06:18:18.640647  # [   35.797987] Code: 00 00 02 00 00 00 00 00 00 00 00 a2 d3 05 cb 9d ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fb ef af bb ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4754 06:18:18.647430  # [   35.818967] RSP: 0018:ffffb2514220fe38 EFLAGS: 00010246

 4755 06:18:18.656907  # [   35.824800] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4756 06:18:18.664091  # [   35.832768] RDX: 0000000000000000 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 4757 06:18:18.674081  # [   35.840749] RBP: ffff9dcb05d3a300 R08: 0000000000000000 R09: 0000000000000000

 4758 06:18:18.679940  # [   35.848716][   41.081337] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4759 06:18:18.686843  [   41.091222] lkdtm: attempting bad ro_after_init write at ffffffffbda7e330

 4760 06:18:18.696245  [   41.098861] BUG: unable to handle page fault for address: ffffffffbda7e330

 4761 06:18:18.699669  [   41.106551] #PF: supervisor write access in kernel mode

 4762 06:18:18.713221   R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   41.112386] #PF: error_code(0x0003) - permissions violation

 4763 06:18:18.713390  0d

 4764 06:18:18.729719  # [   35.856698] R13: ffffb2514220ff10 R14: ffffb2514220ff10[   41.124817] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 105957063 PTE 800000001cc7e061

 4765 06:18:18.732364  [   41.139781] Oops: 0003 [#15] SMP PTI

 4766 06:18:18.743121  [   41.143771] CPU: 3 PID: 1896 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4767 06:18:18.749522  [   41.152419] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4768 06:18:18.752718  [   41.159226] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4769 06:18:18.775927  [   41.165252] Code: 9f 9f bd e9 76 d9 fb ff 48 c7 c7 a0 9f 9f bd e8 6a d9 fb ff 48 8b 05 02 0c e7 00 ba 34 12 cd ab 48 c7 c7 48 9f 9f bd 48 31 d0 <48> 89 05 ec 0b e7 00 e9 48 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4770 06:18:18.782449  [   41.186230] RSP: 0018:ffffb25142677e60 EFLAGS: 00010202

 4771 06:18:18.789698  [   41.192062] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4772 06:18:18.796162  [   41.200029] RDX: 00000000abcd1234 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd9f9f48

 4773 06:18:18.805634  [   41.207998] RBP: ffffffffbd9f913e R08: 0000000000000000 R09: 0000000000000000

 4774 06:18:18.812137  [   41.215964] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4775 06:18:18.822850  [   41.223933] R13: ffffb25142677f10 R14: ffffb25142677f10 R15: ffff9dcb03c6f000

 4776 06:18:18.828754  [   41.231902] FS:  00007f7458175580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4777 06:18:18.835772  [   41.240938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4778 06:18:18.845483  [   41.247353] CR2: ffffffffbda7e330 CR3: 00000001026c8003 CR4: 00000000003706e0

 4779 06:18:18.849053  [   41.255319] Call Trace:

 4780 06:18:18.852036  [   41.258048]  ? __die_body.cold+0x1a/0x1f

 4781 06:18:18.855232  [   41.262426]  ? no_context+0x177/0x380

 4782 06:18:18.862074  [   41.266503]  ? exc_page_fault+0xd7/0x170

 4783 06:18:18.865198  [   41.270880]  ? asm_exc_page_fault+0x1e/0x30

 4784 06:18:18.871934  [   41.275552]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4785 06:18:18.874638  [   41.280899]  direct_entry.cold+0x2c/0x38

 4786 06:18:18.878548  [   41.285267]  full_proxy_write+0x53/0x80

 4787 06:18:18.881109  [   41.289547]  vfs_write+0xe7/0x3b0

 4788 06:18:18.885085  [   41.293243]  ksys_write+0x68/0xf0

 4789 06:18:18.891490  [   41.296940]  do_syscall_64+0x30/0x40

 4790 06:18:18.894593  [   41.300918]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4791 06:18:18.901094  [   41.306556] RIP: 0033:0x7f745808b473

 4792 06:18:18.921231  [   41.310534] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4793 06:18:18.931350  [   41.331511] RSP: 002b:00007ffe5d7e8288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4794 06:18:18.937298  [   41.339955] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f745808b473

 4795 06:18:18.943923  [   41.347922] RDX: 0000000000000014 RSI: 00007f7457f7f000 RDI: 0000000000000001

 4796 06:18:18.953659  [   41.355890] RBP: 00007f7457f7f000 R08: 00007f7457f7e010 R09: 0000000000000000

 4797 06:18:18.960512  [   41.363856] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4798 06:18:18.970669  [   41.371824] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4799 06:18:18.971244   R15: ffff9dcb05af2000

 4800 06:18:19.026586  # [   35.864667] FS:  00007f2c05aee580(0[   41.379794] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4801 06:18:19.033108  [   41.438481] CR2: ffffffffbda7e330

 4802 06:18:19.036566  [   41.442178] ---[ end trace e2cd4c44169b9e83 ]---

 4803 06:18:19.039549  [   41.447323] RIP: 0010:lkdtm_BUG+0x5/0x10

 4804 06:18:19.062583  [   41.451699] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4805 06:18:19.069241  [   41.472696] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4806 06:18:19.075501  [   41.478528] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4807 06:18:19.082544  [   41.486497] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4808 06:18:19.092295  [   41.494465] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4809 06:18:19.098501  [   41.502432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4810 06:18:19.108806  [   41.510399] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4811 06:18:19.115297  [   41.518367] FS:  00007f7458175580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4812 06:18:19.122081  [   41.527393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4813 06:18:19.131508  [   41.533806] CR2: ffffffffbda7e330 CR3: 00000001026c8003 CR4: 00000000003706e0

 4814 06:18:19.142129  [   41.541773] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4815 06:18:19.148623  [   41.551698] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1896, name: cat

 4816 06:18:19.155601  [   41.560149] INFO: lockdep is turned off.

 4817 06:18:19.158158  [   41.564524] irq event stamp: 0

 4818 06:18:19.164624  [   41.567930] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4819 06:18:19.174823  [   41.574918] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4820 06:18:19.181061  [   41.584051] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4821 06:18:19.191428  [   41.593184] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4822 06:18:19.197742  [   41.600182] CPU: 3 PID: 1896 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4823 06:18:19.204063  [   41.608830] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4824 06:18:19.207905  [   41.615631] Call Trace:

 4825 06:18:19.211136  [   41.618358]  dump_stack+0x77/0x9b

 4826 06:18:19.217625  [   41.622056]  ___might_sleep.cold+0xa6/0xb6

 4827 06:18:19.220870  [   41.626628]  exit_signals+0x1c/0x300

 4828 06:18:19.224090  [   41.630616]  do_exit+0xc2/0xab0

 4829 06:18:19.227682  [   41.634118]  ? ksys_write+0x68/0xf0

 4830 06:18:19.230280  [   41.638009]  make_task_dead+0x2f/0x30

 4831 06:18:19.237211  [   41.642096]  rewind_stack_and_make_dead+0x17/0x20

 4832 06:18:19.240441  [   41.647346] RIP: 0033:0x7f745808b473

 4833 06:18:19.260449  [   41.651334] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4834 06:18:19.270457  [   41.672317] RSP: 002b:00007ffe5d7e8288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4835 06:18:19.276388  [   41.680771] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f745808b473

 4836 06:18:19.286698  [   41.688749] RDX: 0000000000000014 RSI: 00007f7457f7f000 RDI: 0000000000000001

 4837 06:18:19.293156  [   41.696719] RBP: 00007f7457f7f000 R08: 00007f7457f7e010 R09: 0000000000000000

 4838 06:18:19.302779  [   41.704699] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4839 06:18:19.309460  [   41.712668] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4840 06:18:19.315348  000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4841 06:18:19.322323  # [   35.873704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4842 06:18:19.329028  # [   35.880110] CR2: ffff9dcb05d3a300 CR3: 0000000103c3a002 CR4: 00000000003706e0

 4843 06:18:19.332508  # [   35.888068] Call Trace:

 4844 06:18:19.338954  # [   35.890797]  ? __die_body.cold+0x1a/0x1f

 4845 06:18:19.341689  # [   35.895176]  ? no_context+0x177/0x380

 4846 06:18:19.344906  # [   35.899263]  ? exc_page_fault+0xd7/0x170

 4847 06:18:19.352113  # [   35.903640]  ? asm_exc_page_fault+0x1e/0x30

 4848 06:18:19.354865  # [   35.908312]  ? execute_location+0x45/0x56

 4849 06:18:19.361701  # [   35.912787]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4850 06:18:19.365017  # [   35.917454]  ? direct_entry.cold+0x2c/0x38

 4851 06:18:19.368290  # [   35.922026]  ? full_proxy_write+0x53/0x80

 4852 06:18:19.374680  # [   35.926500]  ? vfs_write+0xe7/0x3b0

 4853 06:18:19.378420  # [   35.930390]  ? ksys_write+0x68/0xf0

 4854 06:18:19.381864  # [   35.934282]  ? do_syscall_64+0x30/0x40

 4855 06:18:19.388046  # [   35.938464]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4856 06:18:19.447331  # [   35.944291] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboo[   41.850942] lkdtm: Performing direct entry WRITE_KERN

 4857 06:18:19.453520  [   41.856882] lkdtm: attempting bad 6896798 byte write at ffffffffbcc0d64e

 4858 06:18:19.460149  [   41.864414] BUG: unable to handle page fault for address: ffffffffbcc0d64e

 4859 06:18:19.463387  t_[table

 4860 06:18:19.466630  # [   36.002978] CR2: ffff9dcb05d3a300

 4861 06:18:19.473403  # [   36.006698   41.872109] #PF: supervisor write access in kernel mode

 4862 06:18:19.480039  [   41.884163] #PF: error_code(0x0003) - permissions violation

 4863 06:18:19.486769  [   41.890376] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 1be000e1 

 4864 06:18:19.490209  ] ---[ end trace e2cd4c44169b9e7b ]---

 4865 06:18:19.496359  # [   36.011850] RIP: 00[   41.897086] Oops: 0003 [#16] SMP PTI

 4866 06:18:19.503498  [   41.907286] CPU: 3 PID: 1931 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4867 06:18:19.513256  [   41.915933] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4868 06:18:19.516386  [   41.922756] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 4869 06:18:19.535990  [   41.927908] Code: 53 48 c7 c3 4e d6 c0 bc 49 89 dc 48 89 da 49 81 ec b0 99 57 bc 4c 89 e6 e8 1d d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 99 57 bc <f3> a4 48 c7 c7 48 9f 9f bd e8 02 d9 fb ff 5b 41 5c e9 b7 fe ff ff

 4870 06:18:19.542931  [   41.948891] RSP: 0018:ffffb251426ffe50 EFLAGS: 00010246

 4871 06:18:19.552879  [   41.954725] RAX: 000000000000003c RBX: ffffffffbcc0d64e RCX: 0000000000693c9e

 4872 06:18:19.559210  [   41.962715] RDX: 0000000000000000 RSI: ffffffffbc5799b0 RDI: ffffffffbcc0d64e

 4873 06:18:19.569370  [   41.970696] RBP: ffffffffbd9f9152 R08: 0000000000000000 R09: 0000000000000000

 4874 06:18:19.576129  [   41.978666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000693c9e

 4875 06:18:19.582455  [   41.986635] R13: ffffb251426fff10 R14: ffffb251426fff10 R15: ffff9dcb0272f000

 4876 06:18:19.593253  [   41.994604] FS:  00007f582f3b2580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4877 06:18:19.599466  [   42.003642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4878 06:18:19.609556  [   42.010057] CR2: ffffffffbcc0d64e CR3: 00000001032fa003 CR4: 00000000003706e0

 4879 06:18:19.610166  [   42.018026] Call Trace:

 4880 06:18:19.615577  [   42.020756]  ? __die_body.cold+0x1a/0x1f

 4881 06:18:19.618882  [   42.025134]  ? no_context+0x177/0x380

 4882 06:18:19.625259  [   42.029222]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4883 06:18:19.629192  [   42.034666]  ? exc_page_fault+0xd7/0x170

 4884 06:18:19.632002  [   42.039041]  ? asm_exc_page_fault+0x1e/0x30

 4885 06:18:19.639035  [   42.043710]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4886 06:18:19.642311  [   42.049156]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 4887 06:18:19.648486  [   42.054016]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4888 06:18:19.652277  [   42.059459]  ? lkdtm_WRITE_KERN+0x38/0x4e

 4889 06:18:19.658843  [   42.063933]  direct_entry.cold+0x2c/0x38

 4890 06:18:19.662051  [   42.068310]  full_proxy_write+0x53/0x80

 4891 06:18:19.665091  [   42.072592]  vfs_write+0xe7/0x3b0

 4892 06:18:19.668426  [   42.076288]  ksys_write+0x68/0xf0

 4893 06:18:19.674679  [   42.079987]  do_syscall_64+0x30/0x40

 4894 06:18:19.678047  [   42.083975]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4895 06:18:19.681462  [   42.089615] RIP: 0033:0x7f582f2c8473

 4896 06:18:19.704454  [   42.093602] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4897 06:18:19.710909  [   42.114584] RSP: 002b:00007fff000ee8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4898 06:18:19.721169  [   42.123038] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f582f2c8473

 4899 06:18:19.727534  [   42.131006] RDX: 000000000000000b RSI: 00007f582f1bc000 RDI: 0000000000000001

 4900 06:18:19.737215  [   42.138975] RBP: 00007f582f1bc000 R08: 00007f582f1bb010 R09: 0000000000000000

 4901 06:18:19.744403  [   42.146944] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4902 06:18:19.753939  [   42.154912] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4903 06:18:19.754533  10:lkdtm_BUG+0x5/0x10

 4904 06:18:19.809809  # [   36.016226] Code: 89 ff e8 ce e6 79 [   42.162884] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4905 06:18:19.813616  [   42.221581] CR2: ffffffffbcc0d64e

 4906 06:18:19.820053  [   42.225277] ---[ end trace e2cd4c44169b9e84 ]---

 4907 06:18:19.822863  [   42.230430] RIP: 0010:lkdtm_BUG+0x5/0x10

 4908 06:18:19.846220  [   42.234806] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4909 06:18:19.849481  [   42.255776] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4910 06:18:19.859248  [   42.261610] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4911 06:18:19.865825  [   42.269578] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4912 06:18:19.875637  [   42.277545] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4913 06:18:19.881978  [   42.285513] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4914 06:18:19.891989  [   42.293481] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4915 06:18:19.898748  [   42.301449] FS:  00007f582f3b2580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 4916 06:18:19.905147  [   42.310485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4917 06:18:19.914953  [   42.316898] CR2: ffffffffbcc0d64e CR3: 00000001032fa003 CR4: 00000000003706e0

 4918 06:18:19.931102  ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 4919 06:18:19.937574  # [   36.037192] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 4920 06:18:19.944599  # [   36.043024] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 4921 06:18:19.954185  # [   36.050991] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 4922 06:18:19.961041  # [   36.058959] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 4923 06:18:19.970886  # [   36.066925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4924 06:18:19.977420  # [   36.074893] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 4925 06:18:19.987259  # [   36.082860] FS:  00007f2c05aee580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 4926 06:18:19.994190  # [   36.091895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4927 06:18:20.003881  # [   36.098308] CR2: ffff9dcb05d3a300 CR3: 0000000103c3a002 CR4: 00000000003706e0

 4928 06:18:20.013639  # [   36.106274] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4929 06:18:20.020064  # [   36.116184] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1612, name: cat

 4930 06:18:20.026622  # [   36.124635] INFO: lockdep is turned off.

 4931 06:18:20.030041  # [   36.129008] irq event stamp: 0

 4932 06:18:20.036892  # [   36.132414] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4933 06:18:20.046270  # [   36.139401] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4934 06:18:20.056177  # [   36.148534] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 4935 06:18:20.063145  # [   36.157666] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4936 06:18:20.069712  # [   36.164662] CPU: 2 PID: 1612 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4937 06:18:20.082756  # [   36.173307] Hardware name: Google Rammus/Ramm[   42.484977] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 4938 06:18:20.086308  us, BIOS  09/04/2020

 4939 06:18:20.086751  # [   36.180108] Call Trace:

 4940 06:18:20.096408  # [   36.182[   42.493398] lkdtm: attempting good refcount_inc() without overflow

 4941 06:18:20.098916  834]  dump_stack+0x77/0x9b

 4942 06:18:20.108909  # [   36.186532]  ___might_sleep.col[   42.506518] lkdtm: attempting bad refcount_inc() overflow

 4943 06:18:20.109458  d+0xa6/0xb6

 4944 06:18:20.112516  # [   36.191103]  exit_signals+0x1c/0x300

 4945 06:18:20.119078  # [   36[   42.518760] ------------[ cut here ]------------

 4946 06:18:20.122354  .195090]  do_exit+0xc2/0xab0

 4947 06:18:20.132446  # [   36.198592]  ? ksys_write+0x6[   42.530129] refcount_t: saturated; leaking memory.

 4948 06:18:20.133011  8/0xf0

 4949 06:18:20.135346  # [   36.202475]  make_task_dead+0x2f/0x30

 4950 06:18:20.145655  # [   36.206[   42.541721] WARNING: CPU: 1 PID: 1966 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4951 06:18:20.151988  561]  rewind_stack_and_make_dead+0x17/0x20

 4952 06:18:20.204548  # [   36.211809] RIP[   42.557355] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 4953 06:18:20.207866  : 0033:0x7f2c05a04473

 4954 06:18:20.220660  # [   36.215796] Code: 8b 15 21 2a 0e 00 [   42.616023] CPU: 1 PID: 1966 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4955 06:18:20.233539  f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 1[   42.630891] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4956 06:18:20.243583  8 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff [   42.643916] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4957 06:18:20.250288  77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4958 06:18:20.273703  # [   36.236773[   42.655967] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 4959 06:18:20.283258  ] RSP: 002b:00007fff855328b8 EFLAGS: 00000246 ORIG_RAX: 00000000[   42.683170] RSP: 0018:ffffb251427b7e48 EFLAGS: 00010286

 4960 06:18:20.293136  [   42.695222] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 4961 06:18:20.293810  00000001

 4962 06:18:20.306459  # [   36.245225] RAX: ffffffffffffffda RBX: 0000000000[   42.703196] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 4963 06:18:20.310255  00000d RCX: 00007f2c05a04473

 4964 06:18:20.320003  # [   36.253194] RDX: 000000000000[   42.717386] RBP: ffffffffbd9f915d R08: 0000000000000000 R09: 0000000000000000

 4965 06:18:20.326464  000d RSI: 00007f2c058f8000 RDI: 0000000000000001

 4966 06:18:20.336557  # [   36.26116[   42.731573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4967 06:18:20.342600  [   42.745760] R13: ffffb251427b7f10 R14: ffffb251427b7f10 R15: ffff9dcb032fd000

 4968 06:18:20.359050  2] RBP: 00007f2c058f8000 R08: 00007f2c058f7010 R09: 000000000000[   42.753750] FS:  00007fde1df8b580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 4969 06:18:20.365751  [   42.769001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4970 06:18:20.372043  [   42.775419] CR2: 00007fde1dd95000 CR3: 0000000104372004 CR4: 00000000003706e0

 4971 06:18:20.375514  [   42.783394] Call Trace:

 4972 06:18:20.376082  0000

 4973 06:18:20.385271  # [   36.269128] R10: fffffffffffffbc5 R11: 00000000000002[   42.786127]  ? __warn+0x80/0x110

 4974 06:18:20.392202  [   42.795943]  ? refcount_warn_saturate+0x51/0x110

 4975 06:18:20.392762  46 R12: 0000000000000001

 4976 06:18:20.401610  # [   36.277095] R13: 0000000000000001[   42.801102]  ? report_bug+0x9e/0xc0

 4977 06:18:20.405209   R14: 0000000000020000 R15: 0000000000020000

 4978 06:18:20.411327  # EXEC_KMALLOC: sa[   42.811208]  ? handle_bug+0x41/0x90

 4979 06:18:20.414778  [   42.821316]  ? exc_invalid_op+0x14/0x70

 4980 06:18:20.418470  w 'call trace:': ok

 4981 06:18:20.421425  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4982 06:18:20.424792  # [   42.825602]  ? asm_exc_invalid_op+0x12/0x20

 4983 06:18:20.428389  selftests: lkdtm: EXEC_VMALLOC.sh

 4984 06:18:20.431580  # Killed

 4985 06:18:20.437884  # [   36.415302] lk[   42.836486]  ? refcount_warn_saturate+0x51/0x110

 4986 06:18:20.441175  [   42.847857]  ? refcount_warn_saturate+0x51/0x110

 4987 06:18:20.447718  dtm: Performing direct entry EXEC_VMALLOC

 4988 06:18:20.454919  # [   36.421601] lkdt[   42.853041]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 4989 06:18:20.457324  [   42.864602]  direct_entry.cold+0x2c/0x38

 4990 06:18:20.464177  m: attempting ok execution at ffffffffbc5799b0

 4991 06:18:20.467386  # [   36.434365][   42.868985]  full_proxy_write+0x53/0x80

 4992 06:18:20.474320   lkdtm: attempting bad execution at ffffb2514038b000

 4993 06:18:20.476870  # [   36.4[   42.879479]  vfs_write+0xe7/0x3b0

 4994 06:18:20.483503  [   42.889397]  ksys_write+0x68/0xf0

 4995 06:18:20.493887  47161] kernel tried to execute NX-protected page - exploit attem[   42.893100]  do_syscall_64+0x30/0x40

 4996 06:18:20.496821  [   42.903301]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4997 06:18:20.500362  pt? (uid: 0)

 4998 06:18:20.506691  # [   36.461709] BUG: unable to handle page fault [   42.908945] RIP: 0033:0x7fde1dea1473

 4999 06:18:20.529802  [   42.919147] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5000 06:18:20.533126  for address: ffffb2514038b000

 5001 06:18:20.542635  # [   36.469377] #PF: supervisor [   42.940132] RSP: 002b:00007ffd835d32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5002 06:18:20.545971  instruction fetch in kernel mode

 5003 06:18:20.559751  # [   36.475693] #PF: error_co[   42.954801] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fde1dea1473

 5004 06:18:20.565817  [   42.968990] RDX: 0000000000000016 RSI: 00007fde1dd95000 RDI: 0000000000000001

 5005 06:18:20.569174  de(0x0011) - permissions violation

 5006 06:18:20.579631  # [   36.481913] PGD 1000000[   42.976964] RBP: 00007fde1dd95000 R08: 00007fde1dd94010 R09: 0000000000000000

 5007 06:18:20.589191  [   42.991151] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5008 06:18:20.602393  67 P4D 100000067 PUD 100231067 PMD 1009bf067 PTE 80000001044ff06[   42.999127] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5009 06:18:20.602972  3

 5010 06:18:20.605950  # [   36.490949] Oops: 0011 [#8] SMP PTI

 5011 06:18:20.612495  # [   36.494840] CP[   43.013318] irq event stamp: 0

 5012 06:18:20.618878  [   43.022941] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5013 06:18:20.635282  U: 0 PID: 1648 Comm: cat Tainted: G      D W         5.10.184-ci[   43.029944] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5014 06:18:20.645100  [   43.045294] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5015 06:18:20.645724  p36 #1

 5016 06:18:20.658429  # [   36.503478] Hardware name: Google Rammus/Rammus, BI[   43.054436] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5017 06:18:20.661507  [   43.067650] ---[ end trace e2cd4c44169b9e85 ]---

 5018 06:18:20.664942  OS  09/04/2020

 5019 06:18:20.668546  # [   36.510282] RIP: 0010:0xffffb2514038b000

 5020 06:18:20.674797  #[   43.072808] lkdtm: Overflow detected: saturated

 5021 06:18:20.681228   [   36.514649] Code: Unable to access opcode bytes at RIP 0xffffb2514038afd6.

 5022 06:18:20.687893  # [   36.522324] RSP: 0018:ffffb2514228fe38 EFLAGS: 00010246

 5023 06:18:20.694609  # [   36.528156] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 5024 06:18:20.704358  # [   36.536123] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 5025 06:18:20.710857  # [   36.544090] RBP: ffffb2514038b000 R08: 0000000000000000 R09: 0000000000000000

 5026 06:18:20.720928  # [   36.552058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 5027 06:18:20.727353  # [   36.560026] R13: ffffb2514228ff10 R14: ffffb2514228ff10 R15: ffff9dcb044ff000

 5028 06:18:20.737301  # [   36.567992] FS:  00007f586dfdc580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5029 06:18:20.744121  # [   36.577028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5030 06:18:20.750528  # [   36.583442] CR2: ffffb2514038afd6 CR3: 0000000103f3a005 CR4: 00000000003706f0

 5031 06:18:20.753602  # [   36.591410] Call Trace:

 5032 06:18:20.760212  # [   36.594132]  ? __die_body.cold+0x1a/0x1f

 5033 06:18:20.764073  # [   36.598516]  ? no_context+0x177/0x380

 5034 06:18:20.767202  # [   36.602608]  ? exc_page_fault+0xd7/0x170

 5035 06:18:20.773949  # [   36.606991]  ? asm_exc_page_fault+0x1e/0x30

 5036 06:18:20.776957  # [   36.611663]  ? execute_location+0x45/0x56

 5037 06:18:20.783368  # [   36.616142]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 5038 06:18:20.786794  # [   36.620810]  ? direct_entry.cold+0x2c/0x38

 5039 06:18:20.793639  # [   36.625374]  ? full_proxy_write+0x53/0x80

 5040 06:18:20.796434  # [   36.629854]  ? vfs_write+0xe7/0x3b0

 5041 06:18:20.799920  # [   36.633744]  ? ksys_write+0x68/0xf0

 5042 06:18:20.809903  # [   36.637635]  ? do_syscall_64+0x30[   43.210636] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5043 06:18:20.816311  [   43.221525] lkdtm: attempting good refcount_add() without overflow

 5044 06:18:20.819604  /0x40

 5045 06:18:20.829518  # [   36.641816]  ? entry_SYSCALL_64_after_hwframe+0x61/0[   43.228465] lkdtm: attempting bad refcount_add() overflow

 5046 06:18:20.830019  xc6

 5047 06:18:20.842244  # [   36.647651] Modules linked in: fuse ip_tables cros_ec_[   43.240697] ------------[ cut here ]------------

 5048 06:18:20.846288  [   43.252068] refcount_t: saturated; leaking memory.

 5049 06:18:20.862421  lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_trig[   43.257441] WARNING: CPU: 2 PID: 1998 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5050 06:18:20.921891  gered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros[   43.273065] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5051 06:18:20.928553  [   43.331762] CPU: 2 PID: 1998 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5052 06:18:20.934809  [   43.340447] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5053 06:18:20.941876  [   43.347260] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5054 06:18:20.964562  [   43.353129] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 5055 06:18:20.967816  [   43.374122] RSP: 0018:ffffb25142837e48 EFLAGS: 00010286

 5056 06:18:20.977804  [   43.379979] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5057 06:18:20.984971  [   43.387954] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 5058 06:18:20.994513  [   43.395928] RBP: ffffffffbd9f9173 R08: 0000000000000000 R09: 0000000000000000

 5059 06:18:21.000835  [   43.403903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5060 06:18:21.011040  [   43.411877] R13: ffffb25142837f10 R14: ffffb25142837f10 R15: ffff9dcb03f3a000

 5061 06:18:21.017290  [   43.419854] FS:  00007f47a5dcb580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 5062 06:18:21.024051  [   43.428898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5063 06:18:21.033747  [   43.435318] CR2: 00007f47a5bd5000 CR3: 000000010462c002 CR4: 00000000003706e0

 5064 06:18:21.036849  [   43.443291] Call Trace:

 5065 06:18:21.040153  [   43.446026]  ? __warn+0x80/0x110

 5066 06:18:21.050161  _ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cro[   43.449658]  ? refcount_warn_saturate+0x51/0x110

 5067 06:18:21.053361  [   43.461027]  ? report_bug+0x9e/0xc0

 5068 06:18:21.056741  [   43.464929]  ? handle_bug+0x41/0x90

 5069 06:18:21.062946  [   43.468856]  ? exc_invalid_op+0x14/0x70

 5070 06:18:21.066269  [   43.473140]  ? asm_exc_invalid_op+0x12/0x20

 5071 06:18:21.073246  [   43.477818]  ? refcount_warn_saturate+0x51/0x110

 5072 06:18:21.076298  [   43.483005]  ? refcount_warn_saturate+0x51/0x110

 5073 06:18:21.083009  [   43.488165]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5074 06:18:21.086089  [   43.493546]  direct_entry.cold+0x2c/0x38

 5075 06:18:21.093132  [   43.497931]  full_proxy_write+0x53/0x80

 5076 06:18:21.096252  [   43.502248]  vfs_write+0xe7/0x3b0

 5077 06:18:21.099482  [   43.505982]  ksys_write+0x68/0xf0

 5078 06:18:21.102400  [   43.509719]  do_syscall_64+0x30/0x40

 5079 06:18:21.109503  [   43.513727]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5080 06:18:21.112055  [   43.519401] RIP: 0033:0x7f47a5ce1473

 5081 06:18:21.132161  [   43.523396] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5082 06:18:21.141476  [   43.544387] RSP: 002b:00007ffda8dcf468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5083 06:18:21.154775  s_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensor[   43.552852] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f47a5ce1473

 5084 06:18:21.164399  [   43.567041] RDX: 0000000000000016 RSI: 00007f47a5bd5000 RDI: 0000000000000001

 5085 06:18:21.178255  hub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_te[   43.575016] RBP: 00007f47a5bd5000 R08: 00007f47a5bd4010 R09: 0000000000000000

 5086 06:18:21.187824  [   43.589204] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5087 06:18:21.194327  [   43.597209] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5088 06:18:21.197475  [   43.605188] irq event stamp: 0

 5089 06:18:21.204566  [   43.608629] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5090 06:18:21.214272  [   43.615634] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5091 06:18:21.224453  [   43.624776] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5092 06:18:21.230524  [   43.633917] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5093 06:18:21.234060  [   43.640946] ---[ end trace e2cd4c44169b9e86 ]---

 5094 06:18:21.246956  mp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dma[   43.646119] lkdtm: Overflow detected: saturated

 5095 06:18:21.257033  engine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5096 06:18:21.260095  # [   36.700113] CR2: ffffb2514038b000

 5097 06:18:21.266734  # [   36.703801] ---[ end trace e2cd4c44169b9e7c ]---

 5098 06:18:21.269788  # [   36.708955] RIP: 0010:lkdtm_BUG+0x5/0x10

 5099 06:18:21.289675  # [   36.713330] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 5100 06:18:21.296153  # [   36.734309] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 5101 06:18:21.305844  # [   36.740142] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 5102 06:18:21.312551  # [   36.748110] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 5103 06:18:21.322236  # [   36.756077] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 5104 06:18:21.328934  # [   36.764046] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5105 06:18:21.339264  # [   36.772016] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 5106 06:18:21.345791  # [   36.779985] FS:  00007f586dfdc580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5107 06:18:21.352385  # [   36.789021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5108 06:18:21.362130  # [   36.795435] CR2: ffffb2514038afd6 CR3: 0000000103f3a005 CR4: 00000000003706f0

 5109 06:18:21.365409  # EXEC_VMALLOC: saw 'call trace:': ok

 5110 06:18:21.368547  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 5111 06:18:21.371859  # selftests: lkdtm: EXEC_RODATA.sh

 5112 06:18:21.375328  # Killed

 5113 06:18:21.381510  # [   36.979308] lkdtm: Performing direct entry EXEC_RODATA

 5114 06:18:21.391707  # [   36.989422] lkdtm: attemptin[   43.788875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5115 06:18:21.395300  g ok execution at ffffffffbc5799b0

 5116 06:18:21.405139  # [   37.002155] lkdtm: atte[   43.801804] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5117 06:18:21.408157  mpting bad execution at ffffffffbd57ed20

 5118 06:18:21.414963  # [   37.014976] kerne[   43.814916] ------------[ cut here ]------------

 5119 06:18:21.428010  l tried to execute NX-protected page - exploit attempt? (uid: 0)[   43.826271] refcount_t: saturated; leaking memory.

 5120 06:18:21.428586  

 5121 06:18:21.444475  # [   37.029543] BUG: unable to handle page fault for address:[   43.837916] WARNING: CPU: 0 PID: 2030 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5122 06:18:21.445052   ffffffffbd57ed20

 5123 06:18:21.500487  # [   37.037221] #PF: supervisor instruction [   43.853556] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5124 06:18:21.503741  fetch in kernel mode

 5125 06:18:21.516773  # [   37.043532] #PF: error_code(0x0011) -[   43.912216] CPU: 0 PID: 2030 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5126 06:18:21.520193   permissions violation

 5127 06:18:21.529742  # [   37.049753] PGD 1ce29067 P4D 1ce290[   43.927128] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5128 06:18:21.533266  67 PUD 1ce2a063 PMD 800000001c6000e1 

 5129 06:18:21.543271  # [   37.063456] Oops: 00[   43.940128] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5130 06:18:21.543913  11 [#9] SMP PTI

 5131 06:18:21.569735  # [   37.067339] CPU: 1 PID: 1684 Comm: cat Tai[   43.952207] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 5132 06:18:21.573407  nted: G      D W         5.10.184-cip36 #1

 5133 06:18:21.579393  # [   37.075988] Har[   43.979391] RSP: 0018:ffffb25142897e38 EFLAGS: 00010282

 5134 06:18:21.586054  dware name: Google Rammus/Rammus, BIOS  09/04/2020

 5135 06:18:21.595824  # [   37.082[   43.991466] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5136 06:18:21.599616  795] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 5137 06:18:21.609143  # [   37.088532[   44.005646] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 5138 06:18:21.622349  ] Code: ff ff 43 ec c0 bc ff ff ff ff 1a 93 9f bd ff ff ff ff 89[   44.019917] RBP: ffffffffbd9f8db0 R08: 0000000000000000 R09: 0000000000000000

 5139 06:18:21.638619   d3 c0 bc ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 [   44.034063] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5140 06:18:21.652005  00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69[   44.048281] R13: ffffb25142897f10 R14: ffffb25142897f10 R15: ffff9dcb030ba000

 5141 06:18:21.652588   73 20 69

 5142 06:18:21.668432  # [   37.115739] RSP: 0018:ffffb25142327e48 EFLAGS: 0[   44.062445] FS:  00007f39f525d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5143 06:18:21.668989  0010246

 5144 06:18:21.677777  # [   37.121576] RAX: 0000000000000033 RBX: 00000000000[   44.077715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5145 06:18:21.681297  00000 RCX: 0000000000000000

 5146 06:18:21.694735  # [   37.129545] RDX: 0000000000000[   44.090341] CR2: 00007f39f5067000 CR3: 0000000104432005 CR4: 00000000003706f0

 5147 06:18:21.697843  000 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 5148 06:18:21.704421  # [   37.137511[   44.104543] Call Trace:

 5149 06:18:21.714161  ] RBP: ffffffffbd57ed20 R08: 0000000000000000 R09: 0000000000000[   44.113506]  ? __warn+0x80/0x110

 5150 06:18:21.714734  000

 5151 06:18:21.724219  # [   37.145481] R10: 00000000ffffe000 R11: 3ffffffffffffff[   44.123352]  ? refcount_warn_saturate+0x97/0x110

 5152 06:18:21.727708  f R12: 000000000000000c

 5153 06:18:21.733756  # [   37.153448] R13: ffffb25142327f10 [   44.134727]  ? report_bug+0x9e/0xc0

 5154 06:18:21.737218  R14: ffffb25142327f10 R15: ffff9dcb059cd000

 5155 06:18:21.744065  # [   37.161418] FS[   44.144865]  ? handle_bug+0x41/0x90

 5156 06:18:21.753465  :  00007f992f423580(0000) GS:ffff9dcb7ac80000(0000) knlGS:000000[   44.154972]  ? exc_invalid_op+0x14/0x70

 5157 06:18:21.756812  0000000000

 5158 06:18:21.766558  # [   37.170445] CS:  0010 DS: 0000 ES: 0000 CR0: 00[   44.165510]  ? asm_exc_invalid_op+0x12/0x20

 5159 06:18:21.767027  00000080050033

 5160 06:18:21.776437  # [   37.176861] CR2: ffffffffbd57ed20 CR3: 0000[   44.176369]  ? refcount_warn_saturate+0x97/0x110

 5161 06:18:21.779639  0001026c8005 CR4: 00000000003706e0

 5162 06:18:21.789964  # [   37.184828] Call Trace:[   44.187742]  ? refcount_warn_saturate+0x97/0x110

 5163 06:18:21.790529  

 5164 06:18:21.792981  # [   37.187558]  ? __die_body.cold+0x1a/0x1f

 5165 06:18:21.799420  # [   37.191938[   44.199118]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5166 06:18:21.802878  ]  ? no_context+0x177/0x380

 5167 06:18:21.812565  # [   37.202236]  ? exc_page_fault+[   44.211469]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5168 06:18:21.813117  0xd7/0x170

 5169 06:18:21.819477  # [   37.206616]  ? asm_exc_page_fault+0x1e/0x30

 5170 06:18:21.822315  # [   44.223901]  direct_entry.cold+0x2c/0x38

 5171 06:18:21.829238  [   37.217500]  ? execute_location+0x45/0x56

 5172 06:18:21.835647  # [   37.228188]  [   44.234508]  full_proxy_write+0x53/0x80

 5173 06:18:21.836215  ? direct_entry.cold+0x2c/0x38

 5174 06:18:21.845777  # [   37.232759]  ? full_proxy_wr[   44.245001]  vfs_write+0xe7/0x3b0

 5175 06:18:21.846245  ite+0x53/0x80

 5176 06:18:21.848668  # [   37.237235]  ? vfs_write+0xe7/0x3b0

 5177 06:18:21.855129  # [   3[   44.254928]  ksys_write+0x68/0xf0

 5178 06:18:21.858427  7.241126]  ? ksys_write+0x68/0xf0

 5179 06:18:21.864927  # [   37.245019]  ? do_syscal[   44.264835]  do_syscall_64+0x30/0x40

 5180 06:18:21.865400  l_64+0x30/0x40

 5181 06:18:21.875238  # [   37.249203]  ? entry_SYSCALL_64_after_hwfra[   44.275054]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5182 06:18:21.878366  me+0x61/0xc6

 5183 06:18:21.884875  # [   37.255038] Modules linked in: fuse ip_tables[   44.286906] RIP: 0033:0x7f39f5173473

 5184 06:18:21.914362   cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industri[   44.297115] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5185 06:18:21.927606  alio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcv[   44.324343] RSP: 002b:00007ffce4ec45b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5186 06:18:21.941280  ideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_de[   44.339046] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f39f5173473

 5187 06:18:21.957412  bugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_[   44.353191] RDX: 000000000000001f RSI: 00007f39f5067000 RDI: 0000000000000001

 5188 06:18:21.970408  ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x[   44.367392] RBP: 00007f39f5067000 R08: 00007f39f5066010 R09: 0000000000000000

 5189 06:18:21.983407  86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common sn[   44.381577] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5190 06:18:21.999883  d_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_le[   44.395770] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5191 06:18:22.003136  d_backlight chromeos_pstore coreboot_table

 5192 06:18:22.009914  # [   37.313701] CR2[   44.409962] irq event stamp: 0

 5193 06:18:22.010381  : ffffffffbd57ed20

 5194 06:18:22.023425  # [   37.317398] ---[ end trace e2cd4c44169b[   44.419592] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5195 06:18:22.023989  9e7d ]---

 5196 06:18:22.026274  # [   37.322554] RIP: 0010:lkdtm_BUG+0x5/0x10

 5197 06:18:22.036042  # [   [   44.432824] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5198 06:18:22.052669  37.326931] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de[   44.448221] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5199 06:18:22.065362   48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 [   44.463543] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5200 06:18:22.078679  0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00[   44.476773] ---[ end trace e2cd4c44169b9e87 ]---

 5201 06:18:22.079240   83 05 b0 55 e9 02

 5202 06:18:22.088447  # [   37.347912] RSP: 0018:ffffb2514132fe60 [   44.488135] lkdtm: Overflow detected: saturated

 5203 06:18:22.091745  EFLAGS: 00010282

 5204 06:18:22.098302  # [   37.353754] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 5205 06:18:22.105390  # [   37.361723] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 5206 06:18:22.115135  # [   37.369713] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 5207 06:18:22.121554  # [   37.377696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5208 06:18:22.131527  # [   37.385664] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 5209 06:18:22.141248  # [   37.393632] FS:  00007f992f423580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 5210 06:18:22.148068  # [   37.402668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5211 06:18:22.154543  # [   37.409107] CR2: ffffffffbd57ed20 CR3: 00000001026c8005 CR4: 00000000003706e0

 5212 06:18:22.164438  # [   37.417074] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5213 06:18:22.174374  # [   37.426983] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1684, name: cat

 5214 06:18:22.177419  # [   37.435438] INFO: lockdep is turned off.

 5215 06:18:22.180862  # [   37.439813] irq event stamp: 0

 5216 06:18:22.191109  # [   37.443218] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5217 06:18:22.197486  # [   37.450208] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5218 06:18:22.207513  # [   37.459335] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5219 06:18:22.213508  # [   37.468461] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5220 06:18:22.223512  # [   37.475459] CPU: 1 PID: 1684 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5221 06:18:22.234175  # [   37.484107[   44.633788] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5222 06:18:22.240080  [   44.643884] lkdtm: attempting bad refcount_add_not_zero() overflow

 5223 06:18:22.243546  [   44.650789] ------------[ cut here ]------------

 5224 06:18:22.249787  [   44.655947] refcount_t: saturated; leaking memory.

 5225 06:18:22.259705  [   44.661327] WARNING: CPU: 3 PID: 2062 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5226 06:18:22.266359  ] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5227 06:18:22.319180  # [   3[   44.670764] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5228 06:18:22.326279  [   44.729433] CPU: 3 PID: 2062 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5229 06:18:22.328975  7.490910] Call Trace:

 5230 06:18:22.332512  # [   37.493637]  dump_stack+0x77/0x9b

 5231 06:18:22.338775  #[   44.738113] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5232 06:18:22.345664  [   44.751133] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5233 06:18:22.368438  [   44.756970] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 5234 06:18:22.371204   [   37.497335]  ___might_sleep.cold+0xa6/0xb6

 5235 06:18:22.378033  # [   37.501897][   44.777959] RSP: 0018:ffffb2514291fe38 EFLAGS: 00010282

 5236 06:18:22.388031  [   44.790008] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5237 06:18:22.388149    exit_signals+0x1c/0x300

 5238 06:18:22.394800  # [   37.505886]  do_exit+0xc2/0xab0

 5239 06:18:22.401592  [   44.797982] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 5240 06:18:22.407788  [   44.812167] RBP: ffffffffbd9f8dd0 R08: 0000000000000000 R09: 0000000000000000

 5241 06:18:22.417852  [   44.820140] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5242 06:18:22.424141  [   44.828112] R13: ffffb2514291ff10 R14: ffffb2514291ff10 R15: ffff9dcb04918000

 5243 06:18:22.434659  [   44.836084] FS:  00007f90d3610580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 5244 06:18:22.441397  [   44.845131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5245 06:18:22.448016  [   44.851581] CR2: 00007f90d341a000 CR3: 00000001044b6003 CR4: 00000000003706e0

 5246 06:18:22.450655  [   44.859575] Call Trace:

 5247 06:18:22.454211  [   44.862307]  ? __warn+0x80/0x110

 5248 06:18:22.454769  

 5249 06:18:22.460591  # [   37.509389]  ? ksys_write+0x68/0xf0

 5250 06:18:22.467199  # [   37.513282]  mak[   44.865939]  ? refcount_warn_saturate+0x97/0x110

 5251 06:18:22.471264  [   44.877305]  ? report_bug+0x9e/0xc0

 5252 06:18:22.474556  [   44.881200]  ? handle_bug+0x41/0x90

 5253 06:18:22.477209  [   44.885092]  ? exc_invalid_op+0x14/0x70

 5254 06:18:22.483598  [   44.889375]  ? asm_exc_invalid_op+0x12/0x20

 5255 06:18:22.489946  [   44.894049]  ? refcount_warn_saturate+0x97/0x110

 5256 06:18:22.493235  [   44.899229]  ? refcount_warn_saturate+0x97/0x110

 5257 06:18:22.500371  [   44.904385]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5258 06:18:22.506602  [   44.910513]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5259 06:18:22.509474  [   44.916756]  direct_entry.cold+0x2c/0x38

 5260 06:18:22.516621  [   44.921137]  full_proxy_write+0x53/0x80

 5261 06:18:22.519348  [   44.925421]  vfs_write+0xe7/0x3b0

 5262 06:18:22.523269  [   44.929121]  ksys_write+0x68/0xf0

 5263 06:18:22.526076  [   44.932822]  do_syscall_64+0x30/0x40

 5264 06:18:22.532450  [   44.936815]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5265 06:18:22.536784  [   44.942456] RIP: 0033:0x7f90d3526473

 5266 06:18:22.555543  [   44.946447] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5267 06:18:22.565351  [   44.967436] RSP: 002b:00007ffd3c337df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5268 06:18:22.572252  [   44.975894] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f90d3526473

 5269 06:18:22.582236  [   44.983859] RDX: 000000000000001f RSI: 00007f90d341a000 RDI: 0000000000000001

 5270 06:18:22.588725  [   44.991831] RBP: 00007f90d341a000 R08: 00007f90d3419010 R09: 0000000000000000

 5271 06:18:22.598397  [   44.999802] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5272 06:18:22.605005  [   45.007775] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5273 06:18:22.608727  [   45.015757] irq event stamp: 0

 5274 06:18:22.615029  [   45.019189] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5275 06:18:22.625151  [   45.026190] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5276 06:18:22.634562  [   45.035325] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5277 06:18:22.641171  [   45.044454] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5278 06:18:22.644640  [   45.051455] ---[ end trace e2cd4c44169b9e88 ]---

 5279 06:18:22.650958  [   45.056610] lkdtm: Overflow detected: saturated

 5280 06:18:22.654243  e_task_dead+0x2f/0x30

 5281 06:18:22.657315  # [   37.517367]  rewind_stack_and_make_dead+0x17/0x20

 5282 06:18:22.663682  # [   37.522607] RIP: 0033:0x7f992f339473

 5283 06:18:22.683524  # [   37.526595] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5284 06:18:22.693356  # [   37.547568] RSP: 002b:00007ffeb203fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5285 06:18:22.700855  # [   37.556023] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f992f339473

 5286 06:18:22.709963  # [   37.563993] RDX: 000000000000000c RSI: 00007f992f22d000 RDI: 0000000000000001

 5287 06:18:22.716635  # [   37.571961] RBP: 00007f992f22d000 R08: 00007f992f22c010 R09: 0000000000000000

 5288 06:18:22.726550  # [   37.579929] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5289 06:18:22.732870  # [   37.587898] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5290 06:18:22.736082  # EXEC_RODATA: saw 'call trace:': ok

 5291 06:18:22.739584  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 5292 06:18:22.746101  # selftests: lkdtm: EXEC_USERSPACE.sh

 5293 06:18:22.746516  # Killed

 5294 06:18:22.752644  # [   37.726850] lkdtm: Performing direct entry EXEC_USERSPACE

 5295 06:18:22.759325  # [   37.738867] lkdtm: attempting ok execution at ffffffffbc5799b0

 5296 06:18:22.766540  # [   37.751612] lkdtm: attempting bad execution at 00007f7d69473000

 5297 06:18:22.772512  # [   37.764441] unable to execute userspace code (SMEP?) (uid: 0)

 5298 06:18:22.779001  # [   37.777023] BUG: unable to handle page fault for address: 00007f7d69473000

 5299 06:18:22.785654  # [   37.784701] #PF: supervisor instruction fetch in kernel mode

 5300 06:18:22.792756  # [   37.791019] #PF: error_code(0x0011) - permissions violation

 5301 06:18:22.802269  # [   37.797242] PGD 8000000103d30067 P4D 8000000103d30067 PUD 104613067 PMD 104465067 PTE 10adb8067

 5302 06:18:22.804897  # [   37.806970] Oops: 0011 [#10] SMP PTI

 5303 06:18:22.818769  # [   37.810950] CPU: 0 PID: 1720 Comm: cat Tainted: G    [   45.221634] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5304 06:18:22.825280  [   45.229593] lkdtm: attempting good refcount_dec()

 5305 06:18:22.828592  [   45.234878] lkdtm: attempting bad refcount_dec() to zero

 5306 06:18:22.835184  [   45.240811] ------------[ cut here ]------------

 5307 06:18:22.841682  [   45.245968] refcount_t: decrement hit 0; leaking memory.

 5308 06:18:22.844723    D W         5.10.184-cip36 #1

 5309 06:18:22.857961  # [   37.819600] Hardware name:[   45.251928] WARNING: CPU: 3 PID: 2094 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5310 06:18:22.861259   Google Rammus/Rammus, BIOS  09/04/2020

 5311 06:18:22.914348  # [   37.826405] RIP: 0[   45.267579] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5312 06:18:22.923985  [   45.326284] CPU: 3 PID: 2094 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5313 06:18:22.930918  [   45.334937] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5314 06:18:22.937558  [   45.341752] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5315 06:18:22.957128  [   45.347590] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5316 06:18:22.963698  [   45.368580] RSP: 0018:ffffb251429a7e48 EFLAGS: 00010286

 5317 06:18:22.969938  [   45.374416] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5318 06:18:22.980086  [   45.382388] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 5319 06:18:22.986573  [   45.390362] RBP: ffffffffbd9f9189 R08: 0000000000000000 R09: 0000000000000000

 5320 06:18:22.996912  [   45.398334] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5321 06:18:23.003329  [   45.406307] R13: ffffb251429a7f10 R14: ffffb251429a7f10 R15: ffff9dcb068d7000

 5322 06:18:23.012938  [   45.414282] FS:  00007ff201e9a580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 5323 06:18:23.019544  [   45.423322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5324 06:18:23.026279  [   45.429743] CR2: 00007ff201ca4000 CR3: 000000010461a005 CR4: 00000000003706e0

 5325 06:18:23.029542  [   45.437753] Call Trace:

 5326 06:18:23.032760  [   45.440486]  ? __warn+0x80/0x110

 5327 06:18:23.039226  [   45.444118]  ? refcount_warn_saturate+0xfb/0x110

 5328 06:18:23.042746  [   45.449276]  ? report_bug+0x9e/0xc0

 5329 06:18:23.046044  [   45.453171]  ? handle_bug+0x41/0x90

 5330 06:18:23.049169  [   45.457086]  ? exc_invalid_op+0x14/0x70

 5331 06:18:23.055575  [   45.461360]  ? asm_exc_invalid_op+0x12/0x20

 5332 06:18:23.058927  [   45.466033]  ? refcount_warn_saturate+0xfb/0x110

 5333 06:18:23.065197  [   45.471215]  ? refcount_warn_saturate+0xfb/0x110

 5334 06:18:23.071800  [   45.476374]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5335 06:18:23.075129  [   45.481360]  direct_entry.cold+0x2c/0x38

 5336 06:18:23.078178  [   45.485761]  full_proxy_write+0x53/0x80

 5337 06:18:23.081684  010:0x7f7d69473000

 5338 06:18:23.088289  # [   37.830391] Code: Unable to access opco[   45.490047]  vfs_write+0xe7/0x3b0

 5339 06:18:23.091598  de bytes at RIP 0x7f7d69472fd6.

 5340 06:18:23.098107  # [   37.837700] RSP: 0018:ffff[   45.499962]  ksys_write+0x68/0xf0

 5341 06:18:23.102067  b251423afe50 EFLAGS: 00010246

 5342 06:18:23.107917  # [   37.843533] RAX: 00000000000[   45.509879]  do_syscall_64+0x30/0x40

 5343 06:18:23.114502  [   45.520091]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5344 06:18:23.118208  [   45.525764] RIP: 0033:0x7ff201db0473

 5345 06:18:23.141171  [   45.529758] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5346 06:18:23.147670  [   45.550754] RSP: 002b:00007fff43ac7b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5347 06:18:23.157640  [   45.559241] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff201db0473

 5348 06:18:23.160909  00033 RBX: 0000000000000024 RCX: 0000000000000000

 5349 06:18:23.170914  # [   37.8515[   45.567230] RDX: 0000000000000012 RSI: 00007ff201ca4000 RDI: 0000000000000001

 5350 06:18:23.177289  [   45.581409] RBP: 00007ff201ca4000 R08: 00007ff201ca3010 R09: 0000000000000000

 5351 06:18:23.186812  [   45.589382] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5352 06:18:23.193453  [   45.597356] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5353 06:18:23.197327  [   45.605353] irq event stamp: 0

 5354 06:18:23.210291  03] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac[   45.608774] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5355 06:18:23.220451  [   45.621985] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5356 06:18:23.230039  [   45.631125] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5357 06:18:23.236145  [   45.640264] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5358 06:18:23.242982  [   45.647266] ---[ end trace e2cd4c44169b9e89 ]---

 5359 06:18:23.245780  [   45.652421] lkdtm: Zero detected: saturated

 5360 06:18:23.246339  1bf70

 5361 06:18:23.256057  # [   37.859472] RBP: 00007f7d69473000 R08: 0000000000000000 R09: 0000000000000000

 5362 06:18:23.262960  # [   37.867441] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 5363 06:18:23.272316  # [   37.875412] R13: ffffb251423aff10 R14: ffffb251423aff10 R15: ffff9dcb04a0b000

 5364 06:18:23.282113  # [   37.883382] FS:  00007f7d69444580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5365 06:18:23.289017  # [   37.892419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5366 06:18:23.295438  # [   37.898834] CR2: 00007f7d69473000 CR3: 0000000105c58005 CR4: 00000000003706f0

 5367 06:18:23.298602  # [   37.906804] Call Trace:

 5368 06:18:23.302055  # [   37.909532]  ? __die_body.cold+0x1a/0x1f

 5369 06:18:23.308424  # [   37.913916]  ? no_context+0x177/0x380

 5370 06:18:23.311698  # [   37.918004]  ? exc_page_fault+0x53/0x170

 5371 06:18:23.315310  # [   37.922387]  ? asm_exc_page_fault+0x1e/0x30

 5372 06:18:23.322046  # [   37.927052]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 5373 06:18:23.328639  # [   37.932406]  ? direct_entry.cold+0x2c/0x38

 5374 06:18:23.331529  # [   37.936971]  ? full_proxy_write+0x53/0x80

 5375 06:18:23.335307  # [   37.941446]  ? vfs_write+0xe7/0x3b0

 5376 06:18:23.338135  # [   37.945338]  ? ksys_write+0x68/0xf0

 5377 06:18:23.344980  # [   37.949223]  ? do_syscall_64+0x30/0x40

 5378 06:18:23.351241  # [   37.953396]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5379 06:18:23.407899  # [   37.959234] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreb[   45.808385] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5380 06:18:23.410867  oot_table

 5381 06:18:23.414114  # [   38.011721] CR2: 00007f7d69473000

 5382 06:18:23.420806  # [   38.0154[   45.819227] lkdtm: attempting bad refcount_dec() below zero

 5383 06:18:23.424128  19] ---[ end trace e2cd4c44169b9e7e ]---

 5384 06:18:23.430497  # [   38.020575] RIP: [   45.831697] ------------[ cut here ]------------

 5385 06:18:23.434206  0010:lkdtm_BUG+0x5/0x10

 5386 06:18:23.443816  # [   38.024952] Code: 89 ff e8 ce e6 7[   45.843061] refcount_t: decrement hit 0; leaking memory.

 5387 06:18:23.460234  9 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc[   45.855253] WARNING: CPU: 0 PID: 2129 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5388 06:18:23.519907   cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 8[   45.870863] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5389 06:18:23.522782  4 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 5390 06:18:23.532644  # [   38.0459[   45.929552] CPU: 0 PID: 2129 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5391 06:18:23.539372  38] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 5392 06:18:23.546007  # [   38.051772[   45.944402] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5393 06:18:23.559036  ] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000[   45.957437] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5394 06:18:23.559597  000

 5395 06:18:23.585394  # [   38.059755] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf7[   45.969481] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5396 06:18:23.588752  0 RDI: ffffffffbd57e890

 5397 06:18:23.598381  # [   38.067726] RBP: ffffffffbda5d600 [   45.996694] RSP: 0018:ffffb25142a2fe48 EFLAGS: 00010286

 5398 06:18:23.602053  R08: 0000000000000001 R09: 0000000000000001

 5399 06:18:23.611959  # [   38.075698] R1[   46.008732] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5400 06:18:23.618816  0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5401 06:18:23.625010  [   46.022924] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 5402 06:18:23.625614  

 5403 06:18:23.641324  # [   38.083670] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R1[   46.037113] RBP: ffffffffbd9f919b R08: 0000000000000000 R09: 0000000000000000

 5404 06:18:23.641783  5: ffff9dcb0431f000

 5405 06:18:23.654419  # [   38.091640] FS:  00007f7d69444580(0000[   46.051308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5406 06:18:23.661542  ) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5407 06:18:23.667718  # [   38.100[   46.065484] R13: ffffb25142a2ff10 R14: ffffb25142a2ff10 R15: ffff9dcb03c3e000

 5408 06:18:23.674233  697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5409 06:18:23.683904  # [   38[   46.079689] FS:  00007fdadb0a0580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5410 06:18:23.697244  .107114] CR2: 00007f7d69473000 CR3: 0000000105c58005 CR4: 000000[   46.094925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5411 06:18:23.697846  00003706f0

 5412 06:18:23.700465  # EXEC_USERSPACE: saw 'call trace:': ok

 5413 06:18:23.710537  ok 35 selft[   46.107555] CR2: 00007fdadaeaa000 CR3: 0000000103298002 CR4: 00000000003706f0

 5414 06:18:23.713900  ests: lkdtm: EXEC_USERSPACE.sh

 5415 06:18:23.720373  # selftests: lkdtm: EXEC_NULL.sh[   46.121729] Call Trace:

 5416 06:18:23.720947  

 5417 06:18:23.721318  # Killed

 5418 06:18:23.729766  # [   38.278856] lkdtm: Performing direct entry EXEC[   46.130703]  ? __warn+0x80/0x110

 5419 06:18:23.730320  _NULL

 5420 06:18:23.740127  # [   38.288475] lkdtm: attempting ok execution at ffffff[   46.140500]  ? refcount_warn_saturate+0xfb/0x110

 5421 06:18:23.743330  ffbc5799b0

 5422 06:18:23.750289  # [   38.294995] lkdtm: attempting bad execution at [   46.151892]  ? report_bug+0x9e/0xc0

 5423 06:18:23.753812  0000000000000000

 5424 06:18:23.759862  # [   38.301610] BUG: kernel NULL pointer dere[   46.161980]  ? handle_bug+0x41/0x90

 5425 06:18:23.766144  ference, address: 0000000000000000

 5426 06:18:23.773014  # [   38.309389] #PF: superv[   46.172108]  ? exc_invalid_op+0x14/0x70

 5427 06:18:23.776268  isor instruction fetch in kernel mode

 5428 06:18:23.782788  # [   38.315709] #PF: err[   46.182592]  ? asm_exc_invalid_op+0x12/0x20

 5429 06:18:23.785779  or_code(0x0010) - not-present page

 5430 06:18:23.793114  # [   38.321443] PGD 0 P4D 0[   46.193507]  ? refcount_warn_saturate+0xfb/0x110

 5431 06:18:23.795861   

 5432 06:18:23.799081  # [   38.324268] Oops: 0010 [#11] SMP PTI

 5433 06:18:23.805600  # [   38.334467] C[   46.204858]  ? refcount_warn_saturate+0xfb/0x110

 5434 06:18:23.815780  PU: 2 PID: 1756 Comm: cat Tainted: G      D W         5.10.184-c[   46.216252]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5435 06:18:23.819060  ip36 #1

 5436 06:18:23.828638  # [   38.343115] Hardware name: Google Rammus/Rammus, B[   46.227801]  direct_entry.cold+0x2c/0x38

 5437 06:18:23.829197  IOS  09/04/2020

 5438 06:18:23.831878  # [   38.349920] RIP: 0010:0x0

 5439 06:18:23.838811  # [   38.352840[   46.238415]  full_proxy_write+0x53/0x80

 5440 06:18:23.848797  ] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.[   46.248900]  vfs_write+0xe7/0x3b0

 5441 06:18:23.849359  

 5442 06:18:23.855465  # [   38.360507] RSP: 0018:ffffb2514241fe48 EFLAGS: 00010246

 5443 06:18:23.858196  [   46.258815]  ksys_write+0x68/0xf0

 5444 06:18:23.868464  # [   38.366340] RAX: 0000000000000033 RBX: 0000000000000000 RCX[   46.268762]  do_syscall_64+0x30/0x40

 5445 06:18:23.871129  : 0000000000000000

 5446 06:18:23.881446  # [   38.374307] RDX: 0000000000000000 RSI: [   46.278962]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5447 06:18:23.884617  ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 5448 06:18:23.890843  # [   38.382275] RBP: 00[   46.290818] RIP: 0033:0x7fdadafb6473

 5449 06:18:23.894522  00000000000000 R08: 0000000000000000 R09: 0000000000000000

 5450 06:18:23.917364  # [ [   46.301033] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5451 06:18:23.930583    38.390243] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00[   46.328226] RSP: 002b:00007ffcf6af8078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5452 06:18:23.934214  0000000000000a

 5453 06:18:23.947403  # [   38.398212] R13: ffffb2514241ff10 R14: ffff[   46.342913] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fdadafb6473

 5454 06:18:23.950966  b2514241ff10 R15: ffff9dcb05c1e000

 5455 06:18:23.960349  # [   38.406181] FS:  00007f[   46.357096] RDX: 0000000000000016 RSI: 00007fdadaeaa000 RDI: 0000000000000001

 5456 06:18:23.973880  045e56a580(0000) GS:ffff9dcb7ad00000(0000) knlGS:000000000000000[   46.371292] RBP: 00007fdadaeaa000 R08: 00007fdadaea9010 R09: 0000000000000000

 5457 06:18:23.974450  0

 5458 06:18:23.990021  # [   38.415210] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800[   46.385471] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5459 06:18:23.990587  50033

 5460 06:18:24.003593  # [   38.421617] CR2: ffffffffffffffd6 CR3: 000000010353e[   46.399670] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5461 06:18:24.006361  005 CR4: 00000000003706e0

 5462 06:18:24.010290  # [   38.429583] Call Trace:

 5463 06:18:24.013090  # [   3[   46.413855] irq event stamp: 0

 5464 06:18:24.016324  8.432312]  ? __die_body.cold+0x1a/0x1f

 5465 06:18:24.026008  # [   38.436702]  ? no_c[   46.423477] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5466 06:18:24.029623  ontext+0x177/0x380

 5467 06:18:24.043214  # [   38.440789]  ? exc_page_fault+0x53/0x17[   46.436726] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5468 06:18:24.043794  0

 5469 06:18:24.045743  # [   38.445167]  ? asm_exc_page_fault+0x1e/0x30

 5470 06:18:24.055866  # [   38.44[   46.452073] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5471 06:18:24.059472  9839]  execute_location+0x45/0x56

 5472 06:18:24.069028  # [   38.454120]  direct_entr[   46.467432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5473 06:18:24.072632  y.cold+0x2c/0x38

 5474 06:18:24.075578  # [   38.458488]  full_proxy_write+0x53/0x80

 5475 06:18:24.081781  [   46.480646] ---[ end trace e2cd4c44169b9e8a ]---

 5476 06:18:24.085619  # [   38.462768]  vfs_write+0xe7/0x3b0

 5477 06:18:24.091879  # [   38.466456]  ksys_w[   46.492028] lkdtm: Negative detected: saturated

 5478 06:18:24.095064  rite+0x68/0xf0

 5479 06:18:24.099128  # [   38.470154]  do_syscall_64+0x30/0x40

 5480 06:18:24.104799  # [   38.474142]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5481 06:18:24.108440  # [   38.479782] RIP: 0033:0x7f045e480473

 5482 06:18:24.128281  # [   38.483761] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5483 06:18:24.138162  # [   38.504746] RSP: 002b:00007ffe63c8ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5484 06:18:24.144443  # [   38.513200] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f045e480473

 5485 06:18:24.154418  # [   38.521168] RDX: 000000000000000a RSI: 00007f045e374000 RDI: 0000000000000001

 5486 06:18:24.161029  # [   38.529133] RBP: 00007f045e374000 R08: 00007f045e373010 R09: 0000000000000000

 5487 06:18:24.170851  # [   38.537099] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5488 06:18:24.177538  # [   38.545066] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5489 06:18:24.230388  # [   38.553037] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5490 06:18:24.236955  # [   38.611725] CR2: 0000000000000000

 5491 06:18:24.240062  # [   38.615422] ---[ end trace e2cd4c44169b9e7f ]---

 5492 06:18:24.246894  # [   38.620567] RIP: 0010:lkdtm_BUG+0x5/0x10

 5493 06:18:24.266103  # [   38.624942] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 5494 06:18:24.272827  # [   38.645920] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 5495 06:18:24.279533  # [[   46.683038] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5496 06:18:24.285766  [   46.691136] lkdtm: attempting bad refcount_dec_and_test() below zero

 5497 06:18:24.293103  [   46.698263] ------------[ cut here ]------------

 5498 06:18:24.299308  [   46.703461] refcount_t: underflow; use-after-free.

 5499 06:18:24.305943  [   46.708856] WARNING: CPU: 3 PID: 2164 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5500 06:18:24.365074     38.651753] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0[   46.718297] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5501 06:18:24.375025  [   46.776950] CPU: 3 PID: 2164 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5502 06:18:24.381872  [   46.785635] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5503 06:18:24.388100  [   46.792444] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5504 06:18:24.408284  [   46.798284] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 5505 06:18:24.414643  [   46.819304] RSP: 0018:ffffb25142ad7e40 EFLAGS: 00010286

 5506 06:18:24.421909  [   46.825143] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5507 06:18:24.431171  [   46.833116] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 5508 06:18:24.437818  [   46.841092] RBP: ffffffffbd9f8df0 R08: 0000000000000000 R09: 0000000000000000

 5509 06:18:24.447505  [   46.849095] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5510 06:18:24.454239  [   46.857069] R13: ffffb25142ad7f10 R14: ffffb25142ad7f10 R15: ffff9dcb03c42000

 5511 06:18:24.463839  [   46.865042] FS:  00007f3430065580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 5512 06:18:24.470214  [   46.874083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5513 06:18:24.477483  [   46.880500] CR2: 00007f342fe6f000 CR3: 0000000105c04003 CR4: 00000000003706e0

 5514 06:18:24.480691  [   46.888474] Call Trace:

 5515 06:18:24.483726  [   46.891208]  ? __warn+0x80/0x110

 5516 06:18:24.486662  000000000000000

 5517 06:18:24.496589  # [   38.659721] RDX: 0000000000000000 RSI: fff[   46.894841]  ? refcount_warn_saturate+0xba/0x110

 5518 06:18:24.500163  [   46.906207]  ? report_bug+0x9e/0xc0

 5519 06:18:24.503803  f9dcb7ac9bf70 RDI: ffffffffbd57e890

 5520 06:18:24.510533  # [   38.667696] RBP: fffff[   46.910134]  ? handle_bug+0x41/0x90

 5521 06:18:24.513684  [   46.920233]  ? exc_invalid_op+0x14/0x70

 5522 06:18:24.520054  [   46.924519]  ? asm_exc_invalid_op+0x12/0x20

 5523 06:18:24.523164  [   46.929226]  ? refcount_warn_saturate+0xba/0x110

 5524 06:18:24.530044  fffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 5525 06:18:24.536561  # [   3[   46.934415]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5526 06:18:24.543064  [   46.946763]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5527 06:18:24.546051  [   46.953021]  direct_entry.cold+0x2c/0x38

 5528 06:18:24.549127  [   46.957435]  full_proxy_write+0x53/0x80

 5529 06:18:24.558699  8.675666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000[   46.961753]  vfs_write+0xe7/0x3b0

 5530 06:18:24.562179  00000000004

 5531 06:18:24.568731  # [   38.683633] R13: ffffb2514132ff10 R14: ffffb25[   46.971671]  ksys_write+0x68/0xf0

 5532 06:18:24.571933  14132ff10 R15: ffff9dcb0431f000

 5533 06:18:24.582112  # [   38.691602] FS:  00007f045[   46.981583]  do_syscall_64+0x30/0x40

 5534 06:18:24.585671  [   46.991793]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5535 06:18:24.591986  [   46.997467] RIP: 0033:0x7f342ff7b473

 5536 06:18:24.612192  [   47.001462] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5537 06:18:24.618379  [   47.022472] RSP: 002b:00007ffda1bf3858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5538 06:18:24.628725  [   47.030932] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f342ff7b473

 5539 06:18:24.635311  [   47.038930] RDX: 000000000000001f RSI: 00007f342fe6f000 RDI: 0000000000000001

 5540 06:18:24.641537  e56a580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 5541 06:18:24.652012  [   47.046920] RBP: 00007f342fe6f000 R08: 00007f342fe6e010 R09: 0000000000000000

 5542 06:18:24.658311  [   47.061096] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5543 06:18:24.664808  [   47.069069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5544 06:18:24.671710  [   47.077063] irq event stamp: 0

 5545 06:18:24.684600  # [   38.700638] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800500[   47.080484] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5546 06:18:24.690981  [   47.093710] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5547 06:18:24.691453  33

 5548 06:18:24.707479  # [   38.707054] CR2: ffffffffffffffd6 CR3: 000000010353e005[   47.102859] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5549 06:18:24.714105  [   47.118203] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5550 06:18:24.720731  [   47.125205] ---[ end trace e2cd4c44169b9e8b ]---

 5551 06:18:24.723727  [   47.130361] lkdtm: Negative detected: saturated

 5552 06:18:24.726992   CR4: 00000000003706e0

 5553 06:18:24.736587  # [   38.715023] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5554 06:18:24.746646  # [   38.724934] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1756, name: cat

 5555 06:18:24.749842  # [   38.733379] INFO: lockdep is turned off.

 5556 06:18:24.753205  # [   38.737754] irq event stamp: 0

 5557 06:18:24.760233  # [   38.741160] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5558 06:18:24.769686  # [   38.748149] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5559 06:18:24.780021  # [   38.757283] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5560 06:18:24.786257  # [   38.766417] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5561 06:18:24.796556  # [   38.773414] CPU: 2 PID: 1756 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5562 06:18:24.802506  # [   38.782062] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5563 06:18:24.805648  # [   38.788864] Call Trace:

 5564 06:18:24.810151  # [   38.791590]  dump_stack+0x77/0x9b

 5565 06:18:24.815432  # [   38.795287]  ___might_sleep.cold+0xa6/0xb6

 5566 06:18:24.819102  # [   38.799858]  exit_signals+0x1c/0x300

 5567 06:18:24.822190  # [   38.803837]  do_exit+0xc2/0xab0

 5568 06:18:24.825712  # [   38.807340]  ? ksys_write+0x68/0xf0

 5569 06:18:24.828899  # [   38.811232]  make_task_dead+0x2f/0x30

 5570 06:18:24.835408  # [   38.815318]  rewind_stack_and_make_dead+0x17/0x20

 5571 06:18:24.838801  # [   38.820559] RIP: 0033:0x7f045e480473

 5572 06:18:24.861629  # [   38.824536] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5573 06:18:24.868223  # [   38.845515] RSP: 002b:00007ffe63c8ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5574 06:18:24.877921  # [   38.853960] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f045e480473

 5575 06:18:24.884570  # [   38.861929] RDX: 000000000000000a RSI: 00007f045e374000 RDI: 0000000000000001

 5576 06:18:24.894459  # [   38.869896] RBP: 00007f045e374000 R08: 00007f045e373010 R09: 0000000000000000

 5577 06:18:24.901203  # [   38.877864] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5578 06:18:24.910885  # [   38.885832] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5579 06:18:24.914006  # EXEC_NULL: saw 'call trace:': ok

 5580 06:18:24.923820  ok 36 selftests: lkdtm: EXEC_NUL[   47.324739] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5581 06:18:24.930467  [   47.335844] lkdtm: attempting bad refcount_sub_and_test() below zero

 5582 06:18:24.933842  L.sh

 5583 06:18:24.936846  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5584 06:18:24.936940  # Killed

 5585 06:18:24.943685  # [   3[   47.342945] ------------[ cut here ]------------

 5586 06:18:24.950125  9.008491] lkdtm: Performing direct entry ACCESS_USERSPACE

 5587 06:18:24.953347  # [  [   47.354315] refcount_t: underflow; use-after-free.

 5588 06:18:24.959940   39.018161] lkdtm: attempting bad read at 00007f3c4f3d3000

 5589 06:18:24.969779  # [ [   47.365910] WARNING: CPU: 1 PID: 2199 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5590 06:18:25.029346    39.024317] BUG: unable to handle page fault for address: 00007[   47.381525] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5591 06:18:25.029497  f3c4f3d3000

 5592 06:18:25.042462  # [   39.038195] #PF: supervisor read access in ker[   47.440230] CPU: 1 PID: 2199 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5593 06:18:25.045715  nel mode

 5594 06:18:25.055964  # [   39.043933] #PF: error_code(0x0001) - permissions[   47.455075] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5595 06:18:25.058753   violation

 5596 06:18:25.068782  # [   39.050155] PGD 800000010471c067 P4D 8000000104[   47.468100] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5597 06:18:25.075456  71c067 PUD 1027c8067 PMD 103d67067 PTE 10b525067

 5598 06:18:25.095840  # [   39.06609[   47.480153] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 5599 06:18:25.101997  [   47.507356] RSP: 0018:ffffb25142a17e40 EFLAGS: 00010286

 5600 06:18:25.104990  4] Oops: 0001 [#12] SMP PTI

 5601 06:18:25.115499  # [   39.070085] CPU: 3 PID: 1791 C[   47.513220] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5602 06:18:25.124827  [   47.527407] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 5603 06:18:25.131473  omm: cat Tainted: G      D W         5.10.184-cip36 #1

 5604 06:18:25.137923  # [   39[   47.535382] RBP: ffffffffbd9f8e10 R08: 0000000000000000 R09: 0000000000000000

 5605 06:18:25.147843  [   47.549567] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5606 06:18:25.154306  [   47.557542] R13: ffffb25142a17f10 R14: ffffb25142a17f10 R15: ffff9dcb05c1e000

 5607 06:18:25.161069  .078735] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5608 06:18:25.170907  [   47.565517] FS:  00007f5ec47cb580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 5609 06:18:25.177642  [   47.580771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5610 06:18:25.190935  # [   39.085544] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3[   47.587192] CR2: 00007f5ec45d5000 CR3: 0000000103272004 CR4: 00000000003706e0

 5611 06:18:25.194154  [   47.601378] Call Trace:

 5612 06:18:25.194673  

 5613 06:18:25.203697  # [   39.091767] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc [   47.604128]  ? __warn+0x80/0x110

 5614 06:18:25.213466  cc cc 48 89 ee 48 c7 c7 38 a0 9f bd e8 9c d7 fb ff 48 c7 c7 60 a[   47.613927]  ? refcount_warn_saturate+0xba/0x110

 5615 06:18:25.223448  0 9f bd b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 83 d7 fb ff [   47.625304]  ? report_bug+0x9e/0xc0

 5616 06:18:25.226692  48 89 ee 48 c7 c7 88 a0 9f

 5617 06:18:25.233677  # [   39.112754] RSP: 0018:ffffb2514[   47.635416]  ? handle_bug+0x41/0x90

 5618 06:18:25.236929  24bfe48 EFLAGS: 00010246

 5619 06:18:25.246263  # [   39.118589] RAX: 00000000c0dec0de[   47.645525]  ? exc_invalid_op+0x14/0x70

 5620 06:18:25.249666   RBX: 0000000000000026 RCX: 0000000000000000

 5621 06:18:25.256237  # [   39.126557] R[   47.656027]  ? asm_exc_invalid_op+0x12/0x20

 5622 06:18:25.265717  DX: 0000000000000000 RSI: ffff9dcb7ad9bf70 RDI: ffffffffbd9fa060[   47.666921]  ? refcount_warn_saturate+0xba/0x110

 5623 06:18:25.269047  

 5624 06:18:25.279048  # [   39.134526] RBP: 00007f3c4f3d3000 R08: 0000000000000000 R[   47.678294]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5625 06:18:25.282507  09: 0000000000000000

 5626 06:18:25.292368  # [   39.142496] R10: 00000000ffffe000 R11[   47.690640]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5627 06:18:25.295806  : 3fffffffffffffff R12: 0000000000000011

 5628 06:18:25.302291  # [   39.150464] R13: [   47.703085]  direct_entry.cold+0x2c/0x38

 5629 06:18:25.308517  ffffb251424bff10 R14: ffffb251424bff10 R15: ffff9dcb0446a000

 5630 06:18:25.312182  # [   47.713685]  full_proxy_write+0x53/0x80

 5631 06:18:25.321902  [   39.158433] FS:  00007f3c4f3a4580(0000) GS:ffff9dcb7ad80000(0[   47.724188]  vfs_write+0xe7/0x3b0

 5632 06:18:25.325278  000) knlGS:0000000000000000

 5633 06:18:25.331984  # [   39.167470] CS:  0010 DS: 0000[   47.734107]  ksys_write+0x68/0xf0

 5634 06:18:25.334945   ES: 0000 CR0: 0000000080050033

 5635 06:18:25.344758  # [   39.173886] CR2: 00007f3c4[   47.744026]  do_syscall_64+0x30/0x40

 5636 06:18:25.348472  f3d3000 CR3: 0000000105d82006 CR4: 00000000003706e0

 5637 06:18:25.354938  # [   39.18[   47.754234]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5638 06:18:25.358077  1854] Call Trace:

 5639 06:18:25.364932  # [   39.184581]  ? __die_body.cold+0x1a/0x1f[   47.766095] RIP: 0033:0x7f5ec46e1473

 5640 06:18:25.365512  

 5641 06:18:25.371032  # [   39.188958]  ? no_context+0x177/0x380

 5642 06:18:25.394188  # [   39.193037]  [   47.776305] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5643 06:18:25.394775  ? exc_page_fault+0x53/0x170

 5644 06:18:25.407255  # [   39.197414]  ? asm_exc_page_fa[   47.803513] RSP: 002b:00007ffc01badad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5645 06:18:25.407818  ult+0x1e/0x30

 5646 06:18:25.420600  # [   39.202084]  ? lkdtm_ACCESS_USERSPACE.cold+0[   47.818188] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5ec46e1473

 5647 06:18:25.424347  x41/0xa3

 5648 06:18:25.437125  # [   39.207626]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0[   47.832380] RDX: 000000000000001f RSI: 00007f5ec45d5000 RDI: 0000000000000001

 5649 06:18:25.437732  xa3

 5650 06:18:25.440731  # [   39.213159]  direct_entry.cold+0x2c/0x38

 5651 06:18:25.450595  # [   39.217[   47.846572] RBP: 00007f5ec45d5000 R08: 00007f5ec45d4010 R09: 0000000000000000

 5652 06:18:25.454053  538]  full_proxy_write+0x53/0x80

 5653 06:18:25.463063  # [   39.221818]  vfs_write+0x[   47.860764] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5654 06:18:25.466426  e7/0x3b0

 5655 06:18:25.470224  # [   39.225516]  ksys_write+0x68/0xf0

 5656 06:18:25.479999  # [   39.22921[   47.874956] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5657 06:18:25.480461  6]  do_syscall_64+0x30/0x40

 5658 06:18:25.486020  # [   39.233203]  entry_SYSCALL_64_[   47.889155] irq event stamp: 0

 5659 06:18:25.489328  after_hwframe+0x61/0xc6

 5660 06:18:25.499576  # [   39.238843] RIP: 0033:0x7f3c4f2ba4[   47.898777] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5661 06:18:25.502787  73

 5662 06:18:25.516026  # [   39.242831] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c[   47.912001] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5663 06:18:25.532750  7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75[   47.927360] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5664 06:18:25.546138   14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 0[   47.942718] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5665 06:18:25.549142  0 48 83 ec 28 48 89 54 24 18

 5666 06:18:25.555763  # [   39.263815] RSP: 002b:00007ff[   47.955940] ---[ end trace e2cd4c44169b9e8c ]---

 5667 06:18:25.562391  ded09b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5668 06:18:25.568584  # [   39.[   47.967315] lkdtm: Negative detected: saturated

 5669 06:18:25.575401  272271] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f3c4f2ba473

 5670 06:18:25.581753  # [   39.280240] RDX: 0000000000000011 RSI: 00007f3c4f1ae000 RDI: 0000000000000001

 5671 06:18:25.591550  # [   39.288208] RBP: 00007f3c4f1ae000 R08: 00007f3c4f1ad010 R09: 0000000000000000

 5672 06:18:25.598461  # [   39.296177] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5673 06:18:25.608096  # [   39.304146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5674 06:18:25.660975  # [   39.312117] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5675 06:18:25.663834  # [   39.370821] CR2: 00007f3c4f3d3000

 5676 06:18:25.670578  # [   39.374519] ---[ end trace e2cd4c44169b9e80 ]---

 5677 06:18:25.673985  # [   39.379692] RIP: 0010:lkdtm_BUG+0x5/0x10

 5678 06:18:25.693652  # [   39.384078] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 5679 06:18:25.700327  # [   39.411279] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 5680 06:18:25.710472  # [   39.417116] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 5681 06:18:25.723790  # [   39.431302] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd5[   48.122147] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5682 06:18:25.730031  [   48.134130] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5683 06:18:25.733207  [   48.141238] lkdtm: Good: zero detected

 5684 06:18:25.739637  [   48.145428] lkdtm: Correctly stayed at zero

 5685 06:18:25.746618  [   48.150097] lkdtm: attempting bad refcount_inc() from zero

 5686 06:18:25.749471  [   48.156222] ------------[ cut here ]------------

 5687 06:18:25.756550  [   48.161378] refcount_t: addition on 0; use-after-free.

 5688 06:18:25.757064  7e890

 5689 06:18:25.772748  # [   39.439272] RBP: ffffffffbda5d600 R08: 0000000000000[   48.167131] WARNING: CPU: 3 PID: 2231 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5690 06:18:25.776043  001 R09: 0000000000000001

 5691 06:18:25.832432  # [   39.447243] R10: 00000000ffffe00[   48.182765] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5692 06:18:25.838429  [   48.241493] CPU: 3 PID: 2231 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5693 06:18:25.845670  0 R11: 3fffffffffffffff R12: 0000000000000004

 5694 06:18:25.851652  # [   39.461429] [   48.250166] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5695 06:18:25.858279  [   48.263177] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5696 06:18:25.884894  R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f00[   48.269016] Code: 01 01 e8 c6 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95 bd c6 05 4d f1 f6 01 01 e8 a3 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95

 5697 06:18:25.891255  [   48.296215] RSP: 0018:ffffb25142b97e48 EFLAGS: 00010286

 5698 06:18:25.898267  [   48.302053] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5699 06:18:25.908152  [   48.310025] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 5700 06:18:25.914551  [   48.317998] RBP: ffffffffbd9f91b1 R08: 0000000000000000 R09: 0000000000000000

 5701 06:18:25.924593  [   48.325970] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5702 06:18:25.930698  [   48.333942] R13: ffffb25142b97f10 R14: ffffb25142b97f10 R15: ffff9dcb05edd000

 5703 06:18:25.940914  [   48.341914] FS:  00007f0a8a88d580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 5704 06:18:25.947216  [   48.350954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5705 06:18:25.954208  [   48.357372] CR2: 00007f0a8a697000 CR3: 0000000104730003 CR4: 00000000003706e0

 5706 06:18:25.957451  [   48.365334] Call Trace:

 5707 06:18:25.960535  [   48.368065]  ? __warn+0x80/0x110

 5708 06:18:25.961099  0

 5709 06:18:25.973258  # [   39.469398] FS:  00007f3c4f3a4580(0000) GS:ffff9dcb7ad80[   48.371701]  ? refcount_warn_saturate+0x74/0x110

 5710 06:18:25.976876  [   48.383075]  ? report_bug+0x9e/0xc0

 5711 06:18:25.980447  [   48.386972]  ? handle_bug+0x41/0x90

 5712 06:18:25.983487  [   48.390865]  ? exc_invalid_op+0x14/0x70

 5713 06:18:25.989788  [   48.395147]  ? asm_exc_invalid_op+0x12/0x20

 5714 06:18:25.993687  [   48.399819]  ? refcount_warn_saturate+0x74/0x110

 5715 06:18:26.000467  [   48.404999]  ? refcount_warn_saturate+0x74/0x110

 5716 06:18:26.002887  [   48.410154]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5717 06:18:26.009736  [   48.415117]  direct_entry.cold+0x2c/0x38

 5718 06:18:26.012681  [   48.419500]  full_proxy_write+0x53/0x80

 5719 06:18:26.016203  [   48.423806]  vfs_write+0xe7/0x3b0

 5720 06:18:26.019375  000(0000) knlGS:0000000000000000

 5721 06:18:26.026259  # [   39.478429] CS:  0010 DS:[   48.427509]  ksys_write+0x68/0xf0

 5722 06:18:26.029377   0000 ES: 0000 CR0: 0000000080050033

 5723 06:18:26.036181  # [   39.491060] CR2: 0000[   48.437425]  do_syscall_64+0x30/0x40

 5724 06:18:26.042237  7f3c4f3d3000 CR3: 0000000105d82006 CR4: 00000000003706e0

 5725 06:18:26.048880  # ACCE[   48.447632]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5726 06:18:26.052172  [   48.459490] RIP: 0033:0x7f0a8a7a3473

 5727 06:18:26.075597  [   48.463513] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5728 06:18:26.081734  [   48.484500] RSP: 002b:00007ffdae6a2938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5729 06:18:26.091978  [   48.492980] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f0a8a7a3473

 5730 06:18:26.098298  [   48.500954] RDX: 0000000000000012 RSI: 00007f0a8a697000 RDI: 0000000000000001

 5731 06:18:26.105144  [   48.508926] RBP: 00007f0a8a697000 R08: 00007f0a8a696010 R09: 0000000000000000

 5732 06:18:26.114702  [   48.516898] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5733 06:18:26.121182  [   48.524869] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5734 06:18:26.124744  [   48.532847] irq event stamp: 0

 5735 06:18:26.128224  SS_USERSPACE: saw 'call trace:': ok

 5736 06:18:26.137545  ok 37 selftests: lkdtm: ACC[   48.536281] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5737 06:18:26.147494  [   48.549494] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5738 06:18:26.157346  [   48.558661] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5739 06:18:26.163966  [   48.567830] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5740 06:18:26.170582  [   48.574832] ---[ end trace e2cd4c44169b9e8d ]---

 5741 06:18:26.173508  [   48.579990] lkdtm: Zero detected: saturated

 5742 06:18:26.176600  ESS_USERSPACE.sh

 5743 06:18:26.179766  # selftests: lkdtm: ACCESS_NULL.sh

 5744 06:18:26.180129  # Killed

 5745 06:18:26.186524  # [   39.633116] lkdtm: Performing direct entry ACCESS_NULL

 5746 06:18:26.192852  # [   39.641530] lkdtm: attempting bad read at 0000000000000000

 5747 06:18:26.199577  # [   39.653868] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5748 06:18:26.205885  # [   39.667839] #PF: supervisor read access in kernel mode

 5749 06:18:26.212768  # [   39.673575] #PF: error_code(0x0000) - not-present page

 5750 06:18:26.215869  # [   39.679310] PGD 0 P4D 0 

 5751 06:18:26.219385  # [   39.682133] Oops: 0000 [#13] SMP PTI

 5752 06:18:26.229330  # [   39.686122] CPU: 0 PID: 1826 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5753 06:18:26.235528  # [   39.694769] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5754 06:18:26.239064  # [   39.701576] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5755 06:18:26.262126  # [   39.706822] Code: 40 d7 fb ff be 00 10 00 00 48 89 ef e8 12 76 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 38 a0 9f bd e8 1a d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 60 a0 9f bd 48 01

 5756 06:18:26.268482  # [   39.727790] RSP: 0018:ffffb2514254fe58 EFLAGS: 00010246

 5757 06:18:26.275193  # [   39.733613] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5758 06:18:26.285060  # [   39.741580] RDX: 0000000000000000 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 5759 06:18:26.291622  # [   39.749546] RBP: ffffffffbd9f9129 R08: 0000000000000000 R09: 0000000000000000

 5760 06:18:26.298195  # [   39.757513] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5761 06:18:26.311754  # [   39.765480] R13: ffffb2514254ff10 R1[   48.709834] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5762 06:18:26.318092  [   48.721550] lkdtm: attempting safe refcount_add_not_zero() from zero

 5763 06:18:26.321185  [   48.728652] lkdtm: Good: zero detected

 5764 06:18:26.324388  4: ffffb2514254ff10 R15: ffff9dcb032ba000

 5765 06:18:26.331361  # [   39.773447] FS: [   48.732847] lkdtm: Correctly stayed at zero

 5766 06:18:26.337883  [   48.743730] lkdtm: attempting bad refcount_add() from zero

 5767 06:18:26.351211   00007ff57d66d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:00000000[   48.749858] ------------[ cut here ]------------

 5768 06:18:26.354394  [   48.761228] refcount_t: addition on 0; use-after-free.

 5769 06:18:26.364136  [   48.766980] WARNING: CPU: 2 PID: 2263 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5770 06:18:26.367431  00000000

 5771 06:18:26.423519  # [   39.782483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000[   48.776442] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5772 06:18:26.433207  [   48.835172] CPU: 2 PID: 2263 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5773 06:18:26.433308  000080050033

 5774 06:18:26.446139  # [   39.788898] CR2: 0000000000000000 CR3: 000000[   48.843836] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5775 06:18:26.452953  [   48.856852] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5776 06:18:26.456251  0103d36005 CR4: 00000000003706f0

 5777 06:18:26.456342  # [   39.796866] Call Trace:

 5778 06:18:26.479544  [   48.862702] Code: 01 01 e8 c6 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95 bd c6 05 4d f1 f6 01 01 e8 a3 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95

 5779 06:18:26.485789  [   48.889903] RSP: 0018:ffffb25142c17e48 EFLAGS: 00010286

 5780 06:18:26.492141  [   48.895751] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5781 06:18:26.498882  [   48.903723] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 5782 06:18:26.508742  [   48.911716] RBP: ffffffffbd9f91c3 R08: 0000000000000000 R09: 0000000000000000

 5783 06:18:26.515510  [   48.919701] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5784 06:18:26.521916  # [   39.799595]  ? __die_body.cold+0x1a/0x1f

 5785 06:18:26.531691  # [   39.803977] [   48.927674] R13: ffffb25142c17f10 R14: ffffb25142c17f10 R15: ffff9dcb02869000

 5786 06:18:26.538560  [   48.941857] FS:  00007fd25420c580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 5787 06:18:26.544930  [   48.950898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5788 06:18:26.554871  [   48.957316] CR2: 00007fd254016000 CR3: 00000001059ea004 CR4: 00000000003706e0

 5789 06:18:26.558309  [   48.965287] Call Trace:

 5790 06:18:26.561516  [   48.968021]  ? __warn+0x80/0x110

 5791 06:18:26.564921  [   48.971653]  ? refcount_warn_saturate+0x74/0x110

 5792 06:18:26.568078  [   48.976809]  ? report_bug+0x9e/0xc0

 5793 06:18:26.571136   ? no_context+0x177/0x380

 5794 06:18:26.577879  # [   39.808069]  ? exc_page_fault+0x[   48.980706]  ? handle_bug+0x41/0x90

 5795 06:18:26.581139  53/0x170

 5796 06:18:26.584236  # [   39.812450]  ? asm_exc_page_fault+0x1e/0x30

 5797 06:18:26.591271  # [ [   48.990819]  ? exc_invalid_op+0x14/0x70

 5798 06:18:26.594216    39.817123]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5799 06:18:26.600818  # [   39.821700]  ?[   49.001322]  ? asm_exc_invalid_op+0x12/0x20

 5800 06:18:26.604459   lkdtm_ACCESS_NULL+0x14/0x53

 5801 06:18:26.610969  # [   39.826269]  direct_entry.col[   49.012214]  ? refcount_warn_saturate+0x74/0x110

 5802 06:18:26.614089  d+0x2c/0x38

 5803 06:18:26.617390  # [   39.830648]  full_proxy_write+0x53/0x80

 5804 06:18:26.624046  # [  [   49.023586]  ? refcount_warn_saturate+0x74/0x110

 5805 06:18:26.627617   39.834933]  vfs_write+0xe7/0x3b0

 5806 06:18:26.633912  # [   39.838636]  ksys_write+[   49.034962]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 5807 06:18:26.637360  0x68/0xf0

 5808 06:18:26.640513  # [   39.842334]  do_syscall_64+0x30/0x40

 5809 06:18:26.647455  # [   39.8[   49.046144]  direct_entry.cold+0x2c/0x38

 5810 06:18:26.650329  46327]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5811 06:18:26.657102  # [   39.85196[   49.056743]  full_proxy_write+0x53/0x80

 5812 06:18:26.660119  4] RIP: 0033:0x7ff57d583473

 5813 06:18:26.666668  # [   39.855951] Code: 8b 15 21 2a [   49.067243]  vfs_write+0xe7/0x3b0

 5814 06:18:26.676744  0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[   49.077158]  ksys_write+0x68/0xf0

 5815 06:18:26.686383  4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 [   49.087079]  do_syscall_64+0x30/0x40

 5816 06:18:26.689741  ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5817 06:18:26.696563  # [   39.[   49.097286]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5818 06:18:26.709622  876929] RSP: 002b:00007ffd743228d8 EFLAGS: 00000246 ORIG_RAX: 00[   49.109147] RIP: 0033:0x7fd254122473

 5819 06:18:26.709725  00000000000001

 5820 06:18:26.735876  # [   39.885372] RAX: ffffffffffffffda RBX: 0000[   49.119354] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5821 06:18:26.739058  00000000000c RCX: 00007ff57d583473

 5822 06:18:26.748774  # [   39.893339] RDX: 000000[   49.146562] RSP: 002b:00007ffcf333d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5823 06:18:26.759258  [   49.161240] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd254122473

 5824 06:18:26.762140  000000000c RSI: 00007ff57d477000 RDI: 0000000000000001

 5825 06:18:26.771999  # [   39[   49.169214] RDX: 0000000000000012 RSI: 00007fd254016000 RDI: 0000000000000001

 5826 06:18:26.778337  [   49.183401] RBP: 00007fd254016000 R08: 00007fd254015010 R09: 0000000000000000

 5827 06:18:26.794896  .901306] RBP: 00007ff57d477000 R08: 00007ff57d476010 R09: 000000[   49.191375] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5828 06:18:26.801570  [   49.205563] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5829 06:18:26.804670  0000000000

 5830 06:18:26.811516  # [   39.909274] R10: fffffffffffffbc5 R11: 00000000[   49.213540] irq event stamp: 0

 5831 06:18:26.814613  00000246 R12: 0000000000000001

 5832 06:18:26.824667  # [   39.917242] R13: 0000000000[   49.223158] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5833 06:18:26.831083  000001 R14: 0000000000020000 R15: 0000000000020000

 5834 06:18:26.841098  # [   39.925[   49.236379] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5835 06:18:26.854349  214] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec[   49.251733] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5836 06:18:26.864092  [   49.267091] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5837 06:18:26.873902  _sensors cros_ec_sensors_core industrialio_triggered_buffer kfif[   49.274092] ---[ end trace e2cd4c44169b9e8e ]---

 5838 06:18:26.877263  [   49.285461] lkdtm: Zero detected: saturated

 5839 06:18:26.916902  o_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5840 06:18:26.920145  # [   39.977686] CR2: 0000000000000000

 5841 06:18:26.927431  # [   39.981384] ---[ end trace e2cd4c44169b9e81 ]---

 5842 06:18:26.929970  # [   39.986539] RIP: 0010:lkdtm_BUG+0x5/0x10

 5843 06:18:26.952977  # [   39.990914] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 5844 06:18:26.959877  # [   40.011894] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 5845 06:18:26.966315  # [   40.017725] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 5846 06:18:26.976001  # [   40.025692] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 5847 06:18:26.982616  # [   40.033658] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 5848 06:18:26.992847  # [   40.041627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5849 06:18:26.999215  # [   40.049593] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f000

 5850 06:18:27.009067  # [   40.057562] FS:  00007ff57d66d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 5851 06:18:27.015605  # [   40.066589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5852 06:18:27.022138  # [   40.073003] CR2: 0000000000000000 CR3: 0000000103d36005 CR4: 00000000003706f0

 5853 06:18:27.031964  # [   40.080973] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5854 06:18:27.041905  # [   40.090882] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1826, name: cat

 5855 06:18:27.045321  # [   40.099334] INFO: lockdep is turned off.

 5856 06:18:27.051754  # [   40.103709] irq event stamp: 0

 5857 06:18:27.058411  # [   40.107114] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5858 06:18:27.068229  # [   40.114104] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5859 06:18:27.075159  # [   40.123227] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5860 06:18:27.084896  # [   40.13236[   49.488878] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 5861 06:18:27.091414  [   49.495840] lkdtm: attempting bad refcount_inc() from saturated

 5862 06:18:27.097936  [   49.502481] ------------[ cut here ]------------

 5863 06:18:27.100918  [   49.507673] refcount_t: saturated; leaking memory.

 5864 06:18:27.110713  [   49.513078] WARNING: CPU: 3 PID: 2298 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5865 06:18:27.117541  0] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5866 06:18:27.170558  # [ [   49.522520] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5867 06:18:27.176811  [   49.581225] CPU: 3 PID: 2298 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5868 06:18:27.186980  [   49.589906] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5869 06:18:27.190197  [   49.596715] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5870 06:18:27.213168  [   49.602551] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 5871 06:18:27.216241  [   49.623536] RSP: 0018:ffffb25142c7fe48 EFLAGS: 00010286

 5872 06:18:27.226238  [   49.629372] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 5873 06:18:27.233148  [   49.637343] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 5874 06:18:27.242703  [   49.645305] RBP: ffffffffbd9f91d5 R08: 0000000000000000 R09: 0000000000000000

 5875 06:18:27.249531  [   49.653276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5876 06:18:27.259741  [   49.661247] R13: ffffb25142c7ff10 R14: ffffb25142c7ff10 R15: ffff9dcb06bdb000

 5877 06:18:27.265723  [   49.669218] FS:  00007f66fc24d580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 5878 06:18:27.272689  [   49.678256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5879 06:18:27.282194  [   49.684665] CR2: 00007f66fc057000 CR3: 0000000104468003 CR4: 00000000003706e0

 5880 06:18:27.285728  [   49.692636] Call Trace:

 5881 06:18:27.288673  [   49.695368]  ? __warn+0x80/0x110

 5882 06:18:27.292075  [   49.699000]  ? refcount_warn_saturate+0x51/0x110

 5883 06:18:27.295522  [   49.704157]  ? report_bug+0x9e/0xc0

 5884 06:18:27.302112  [   49.708053]  ? handle_bug+0x41/0x90

 5885 06:18:27.305494  [   49.711970]  ? exc_invalid_op+0x14/0x70

 5886 06:18:27.308860  [   49.716251]  ? asm_exc_invalid_op+0x12/0x20

 5887 06:18:27.315281  [   49.720925]  ? refcount_warn_saturate+0x51/0x110

 5888 06:18:27.318929  [   49.726105]  ? refcount_warn_saturate+0x51/0x110

 5889 06:18:27.325134  [   49.731260]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 5890 06:18:27.328209  [   49.736708]  direct_entry.cold+0x2c/0x38

 5891 06:18:27.334869  [   49.741089]  full_proxy_write+0x53/0x80

 5892 06:18:27.338322  [   49.745373]  vfs_write+0xe7/0x3b0

 5893 06:18:27.341461  [   49.749072]  ksys_write+0x68/0xf0

 5894 06:18:27.344908  [   49.752772]  do_syscall_64+0x30/0x40

 5895 06:18:27.351474  [   49.756767]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5896 06:18:27.361135    40.139357] CPU: 0 PID: 1826 Comm: cat Tainted: G      D W     [   49.762440] RIP: 0033:0x7f66fc163473

 5897 06:18:27.364690      5.10.184-cip36 #1

 5898 06:18:27.388330  # [   40.148002] Hardware name: Google Ra[   49.772648] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5899 06:18:27.397345  [   49.799845] RSP: 002b:00007ffc778778e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5900 06:18:27.403986  [   49.808334] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f66fc163473

 5901 06:18:27.414257  [   49.816306] RDX: 0000000000000017 RSI: 00007f66fc057000 RDI: 0000000000000001

 5902 06:18:27.420523  [   49.824278] RBP: 00007f66fc057000 R08: 00007f66fc056010 R09: 0000000000000000

 5903 06:18:27.430652  [   49.832248] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5904 06:18:27.437130  [   49.840222] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5905 06:18:27.440883  [   49.848197] irq event stamp: 0

 5906 06:18:27.447134  [   49.851627] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5907 06:18:27.456838  [   49.858628] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5908 06:18:27.466864  [   49.867766] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 5909 06:18:27.473439  [   49.876902] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5910 06:18:27.476834  [   49.883904] ---[ end trace e2cd4c44169b9e8f ]---

 5911 06:18:27.483503  [   49.889060] lkdtm: Saturation detected: still saturated

 5912 06:18:27.486673  mmus/Rammus, BIOS  09/04/2020

 5913 06:18:27.489797  # [   40.154805] Call Trace:

 5914 06:18:27.493044  # [   40.157530]  dump_stack+0x77/0x9b

 5915 06:18:27.499712  # [   40.161218]  ___might_sleep.cold+0xa6/0xb6

 5916 06:18:27.502967  # [   40.165782]  exit_signals+0x1c/0x300

 5917 06:18:27.506204  # [   40.169770]  do_exit+0xc2/0xab0

 5918 06:18:27.509509  # [   40.173264]  ? ksys_write+0x68/0xf0

 5919 06:18:27.512866  # [   40.177157]  make_task_dead+0x2f/0x30

 5920 06:18:27.519511  # [   40.181242]  rewind_stack_and_make_dead+0x17/0x20

 5921 06:18:27.522974  # [   40.186485] RIP: 0033:0x7ff57d583473

 5922 06:18:27.545875  # [   40.190472] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5923 06:18:27.552147  # [   40.211453] RSP: 002b:00007ffd743228d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5924 06:18:27.562115  # [   40.219908] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff57d583473

 5925 06:18:27.568659  # [   40.227878] RDX: 000000000000000c RSI: 00007ff57d477000 RDI: 0000000000000001

 5926 06:18:27.578601  # [   40.235847] RBP: 00007ff57d477000 R08: 00007ff57d476010 R09: 0000000000000000

 5927 06:18:27.585288  # [   40.243815] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5928 06:18:27.595203  # [   40.251783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5929 06:18:27.598399  # ACCESS_NULL: saw 'call trace:': ok

 5930 06:18:27.601500  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5931 06:18:27.605163  # selftests: lkdtm: WRITE_RO.sh

 5932 06:18:27.605245  # Killed

 5933 06:18:27.611678  # [   40.476639] lkdtm: Performing direct entry WRITE_RO

 5934 06:18:27.621458  # [   40.482747] lkdtm[   50.023367] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 5935 06:18:27.628285  [   50.032479] lkdtm: attempting bad refcount_dec() from saturated

 5936 06:18:27.631401  [   50.039125] ------------[ cut here ]------------

 5937 06:18:27.637892  : attempting bad rodata write at ffffffffbd57ed10

 5938 06:18:27.644793  # [   40.4958[   50.044284] refcount_t: decrement hit 0; leaking memory.

 5939 06:18:27.660783  74] BUG: unable to handle page fault for address: ffffffffbd57ed[   50.056442] WARNING: CPU: 2 PID: 2333 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5940 06:18:27.660887  10

 5941 06:18:27.720086  # [   40.509761] #PF: supervisor write access in kernel mode[   50.072078] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 5942 06:18:27.727000  [   50.130803] CPU: 2 PID: 2333 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5943 06:18:27.729578  

 5944 06:18:27.739648  # [   40.515594] #PF: error_code(0x0003) - permissions violati[   50.139471] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5945 06:18:27.746512  [   50.152482] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5946 06:18:27.769107  [   50.158319] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5947 06:18:27.772589  [   50.179325] RSP: 0018:ffffb25142d27e48 EFLAGS: 00010286

 5948 06:18:27.782331  [   50.185164] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 5949 06:18:27.788883  [   50.193138] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 5950 06:18:27.798824  [   50.201110] RBP: ffffffffbd9f91ec R08: 0000000000000000 R09: 0000000000000000

 5951 06:18:27.805409  [   50.209083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5952 06:18:27.812245  [   50.217056] R13: ffffb25142d27f10 R14: ffffb25142d27f10 R15: ffff9dcb05d1b000

 5953 06:18:27.822141  [   50.225029] FS:  00007f966640e580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 5954 06:18:27.828495  [   50.234070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5955 06:18:27.838138  [   50.240487] CR2: 00007f9666218000 CR3: 0000000103c6e005 CR4: 00000000003706e0

 5956 06:18:27.838224  [   50.248460] Call Trace:

 5957 06:18:27.844970  [   50.251195]  ? __warn+0x80/0x110

 5958 06:18:27.845057  on

 5959 06:18:27.854705  # [   40.521814] PGD 1ce29067 P4D 1ce29067 PUD 1ce2a063 PMD [   50.254820]  ? refcount_warn_saturate+0xfb/0x110

 5960 06:18:27.858381  800000001c6000e1 

 5961 06:18:27.861834  # [   40.529303] Oops: 0003 [#14] SMP PTI

 5962 06:18:27.864490  # [   50.266188]  ? report_bug+0x9e/0xc0

 5963 06:18:27.874480  [   40.533293] CPU: 1 PID: 1861 Comm: cat Tainted: G      D W   [   50.276303]  ? handle_bug+0x41/0x90

 5964 06:18:27.877812        5.10.184-cip36 #1

 5965 06:18:27.884078  # [   40.541943] Hardware name: Google [   50.286409]  ? exc_invalid_op+0x14/0x70

 5966 06:18:27.887504  Rammus/Rammus, BIOS  09/04/2020

 5967 06:18:27.897290  # [   40.548757] RIP: 0010:lkdt[   50.296914]  ? asm_exc_invalid_op+0x12/0x20

 5968 06:18:27.897381  m_WRITE_RO+0x2e/0x3a

 5969 06:18:27.907681  # [   40.553720] Code: 00 48 c7 c7 18 9f 9[   50.307805]  ? refcount_warn_saturate+0xfb/0x110

 5970 06:18:27.920311  f bd 48 c7 c6 10 ed 57 bd e8 c4 d9 fb ff 48 8b 05 3c 16 97 00 ba[   50.319178]  ? refcount_warn_saturate+0xfb/0x110

 5971 06:18:27.930249   34 12 cd ab 48 c7 c7 48 9f 9f bd 48 31 d0 <48> 89 05 26 16 97 0[   50.330552]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 5972 06:18:27.936593  0 e9 a2 d9 fb ff 0f 1f 44 00 00 48 8b 05 35 0c

 5973 06:18:27.940181  # [   40.580919][   50.342222]  direct_entry.cold+0x2c/0x38

 5974 06:18:27.946960   RSP: 0018:ffffb2514249fe60 EFLAGS: 00010202

 5975 06:18:27.953407  # [   40.586746] R[   50.352819]  full_proxy_write+0x53/0x80

 5976 06:18:27.963246  AX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000[   50.363322]  vfs_write+0xe7/0x3b0

 5977 06:18:27.963334  

 5978 06:18:27.973309  # [   40.594708] RDX: 00000000abcd1234 RSI: ffff9dcb7ac9bf70 R[   50.373239]  ksys_write+0x68/0xf0

 5979 06:18:27.973397  DI: ffffffffbd9f9f48

 5980 06:18:27.982857  # [   40.602698] RBP: ffffffffbd9f9135 R08[   50.383158]  do_syscall_64+0x30/0x40

 5981 06:18:27.986349  : 0000000000000000 R09: 0000000000000000

 5982 06:18:27.993004  # [   40.610669] R10: [   50.393365]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5983 06:18:27.999384  00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5984 06:18:28.002643  # [   50.405226] RIP: 0033:0x7f9666324473

 5985 06:18:28.032556  [   40.618638] R13: ffffb2514249ff10 R14: ffffb2514249ff10 R15: [   50.415434] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5986 06:18:28.032681  ffff9dcb04470000

 5987 06:18:28.045385  # [   40.626607] FS:  00007f2d3e778580(0000) G[   50.442641] RSP: 002b:00007ffc0cba5f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5988 06:18:28.055556  [   50.457320] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9666324473

 5989 06:18:28.059096  S:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 5990 06:18:28.068446  # [   40.635646[   50.465296] RDX: 0000000000000017 RSI: 00007f9666218000 RDI: 0000000000000001

 5991 06:18:28.074898  [   50.479483] RBP: 00007f9666218000 R08: 00007f9666217010 R09: 0000000000000000

 5992 06:18:28.081608  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5993 06:18:28.091454  # [   40.64[   50.487459] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5994 06:18:28.098456  [   50.501646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5995 06:18:28.108241  2063] CR2: ffffffffbd57ed10 CR3: 0000000103d5a006 CR4: 000000000[   50.509624] irq event stamp: 0

 5996 06:18:28.108327  03706e0

 5997 06:18:28.111204  # [   40.650032] Call Trace:

 5998 06:18:28.121147  # [   40.652759]  ? __die[   50.519240] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5999 06:18:28.124775  _body.cold+0x1a/0x1f

 6000 06:18:28.137515  # [   40.657140]  ? no_context+0x177/0x380[   50.532462] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6001 06:18:28.137655  

 6002 06:18:28.140679  # [   40.667439]  ? exc_page_fault+0xd7/0x170

 6003 06:18:28.150662  # [   40.671818[   50.547819] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6004 06:18:28.157056  [   50.563176] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6005 06:18:28.160563  ]  ? asm_exc_page_fault+0x1e/0x30

 6006 06:18:28.170588  # [   40.682705]  ? lkdtm_WRI[   50.570178] ---[ end trace e2cd4c44169b9e90 ]---

 6007 06:18:28.176952  [   50.581546] lkdtm: Saturation detected: still saturated

 6008 06:18:28.177037  TE_RO+0x2e/0x3a

 6009 06:18:28.183714  # [   40.693202]  direct_entry.cold+0x2c/0x38

 6010 06:18:28.186952  # [   40.697581]  full_proxy_write+0x53/0x80

 6011 06:18:28.190271  # [   40.701865]  vfs_write+0xe7/0x3b0

 6012 06:18:28.193411  # [   40.711774]  ksys_write+0x68/0xf0

 6013 06:18:28.200006  # [   40.715473]  do_syscall_64+0x30/0x40

 6014 06:18:28.203375  # [   40.719462]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6015 06:18:28.210029  # [   40.725103] RIP: 0033:0x7f2d3e68e473

 6016 06:18:28.229794  # [   40.729081] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6017 06:18:28.239921  # [   40.750066] RSP: 002b:00007ffc8506a9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6018 06:18:28.246147  # [   40.758523] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f2d3e68e473

 6019 06:18:28.256493  # [   40.766492] RDX: 0000000000000009 RSI: 00007f2d3e582000 RDI: 0000000000000001

 6020 06:18:28.262778  # [   40.774461] RBP: 00007f2d3e582000 R08: 00007f2d3e581010 R09: 0000000000000000

 6021 06:18:28.269417  # [   40.782431] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6022 06:18:28.279334  # [   40.790400] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6023 06:18:28.331663  # [   40.798373] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros[   50.730555] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6024 06:18:28.345072  _usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_ta[   50.743423] lkdtm: attempting bad refcount_dec() from saturated

 6025 06:18:28.345174  ble

 6026 06:18:28.348157  # [   40.857040] CR2: ffffffffbd57ed10

 6027 06:18:28.355092  # [   40.860750] --[   50.756247] ------------[ cut here ]------------

 6028 06:18:28.358740  -[ end trace e2cd4c44169b9e82 ]---

 6029 06:18:28.368279  # [   40.865906] RIP: 0010:l[   50.767620] refcount_t: saturated; leaking memory.

 6030 06:18:28.368363  kdtm_BUG+0x5/0x10

 6031 06:18:28.384914  # [   40.870283] Code: 89 ff e8 ce e6 79 ff 4[   50.779216] WARNING: CPU: 1 PID: 2368 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6032 06:18:28.440730  8 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48[   50.794833] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6033 06:18:28.456961   c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0[   50.853506] CPU: 1 PID: 2368 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6034 06:18:28.460009  0 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 6035 06:18:28.469996  # [   40.891268] RS[   50.868379] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6036 06:18:28.473208  P: 0018:ffffb2514132fe60 EFLAGS: 00010282

 6037 06:18:28.483294  # [   40.897092] RAX:[   50.881403] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6038 06:18:28.489358   ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 6039 06:18:28.509840  #[   50.893457] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 6040 06:18:28.522263   [   40.905061] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI:[   50.920662] RSP: 0018:ffffb25142d77e48 EFLAGS: 00010286

 6041 06:18:28.522351   ffffffffbd57e890

 6042 06:18:28.535498  # [   40.913030] RBP: ffffffffbda5d600 R08: 0[   50.932719] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6043 06:18:28.538835  000000000000001 R09: 0000000000000001

 6044 06:18:28.548644  # [   40.921000] R10: 000[   50.946910] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 6045 06:18:28.555573  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6046 06:18:28.565474  # [  [   50.961098] RBP: ffffffffbd9f9203 R08: 0000000000000000 R09: 0000000000000000

 6047 06:18:28.578221   40.928968] R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: fff[   50.975288] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6048 06:18:28.578311  f9dcb0431f000

 6049 06:18:28.591897  # [   40.936938] FS:  00007f2d3e778580(0000) GS:f[   50.989479] R13: ffffb25142d77f10 R14: ffffb25142d77f10 R15: ffff9dcb0279e000

 6050 06:18:28.598006  fff9dcb7ac80000(0000) knlGS:0000000000000000

 6051 06:18:28.608149  # [   40.945977] C[   51.003671] FS:  00007f0a2b622580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 6052 06:18:28.611112  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6053 06:18:28.621234  # [   40.95239[   51.018929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6054 06:18:28.634681  2] CR2: ffffffffbd57ed10 CR3: 0000000103d5a006 CR4: 000000000037[   51.031569] CR2: 00007f0a2b42c000 CR3: 0000000103232003 CR4: 00000000003706e0

 6055 06:18:28.634782  06e0

 6056 06:18:28.637489  # WRITE_RO: saw 'call trace:': ok

 6057 06:18:28.644403  ok 39 selftests: lkdtm:[   51.045758] Call Trace:

 6058 06:18:28.644493   WRITE_RO.sh

 6059 06:18:28.647428  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6060 06:18:28.653930  # Kill[   51.054710]  ? __warn+0x80/0x110

 6061 06:18:28.654016  ed

 6062 06:18:28.663851  # [   41.081337] lkdtm: Performing direct entry WRITE_RO_AFT[   51.064527]  ? refcount_warn_saturate+0x51/0x110

 6063 06:18:28.663940  ER_INIT

 6064 06:18:28.673947  # [   41.091222] lkdtm: attempting bad ro_after_init wr[   51.075903]  ? report_bug+0x9e/0xc0

 6065 06:18:28.677926  ite at ffffffffbda7e330

 6066 06:18:28.683664  # [   41.098861] BUG: unable to handle [   51.086016]  ? handle_bug+0x41/0x90

 6067 06:18:28.690138  page fault for address: ffffffffbda7e330

 6068 06:18:28.697062  # [   41.106551] #PF: [   51.096128]  ? exc_invalid_op+0x14/0x70

 6069 06:18:28.700032  supervisor write access in kernel mode

 6070 06:18:28.706425  # [   41.112386] #PF: er[   51.106629]  ? asm_exc_invalid_op+0x12/0x20

 6071 06:18:28.710063  ror_code(0x0003) - permissions violation

 6072 06:18:28.716487  # [   41.124817] PGD 1[   51.117522]  ? refcount_warn_saturate+0x51/0x110

 6073 06:18:28.722951  [   51.128896]  ? refcount_warn_saturate+0x51/0x110

 6074 06:18:28.733294  ce29067 P4D 1ce29067 PUD 1ce2a063 PMD 105957063 PTE 800000001cc7[   51.134056]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6075 06:18:28.736402  e061

 6076 06:18:28.739814  # [   41.139781] Oops: 0003 [#15] SMP PTI

 6077 06:18:28.746324  # [   41.143771[   51.145718]  direct_entry.cold+0x2c/0x38

 6078 06:18:28.756579  ] CPU: 3 PID: 1896 Comm: cat Tainted: G      D W         5.10.18[   51.156316]  full_proxy_write+0x53/0x80

 6079 06:18:28.756665  4-cip36 #1

 6080 06:18:28.765775  # [   41.152419] Hardware name: Google Rammus/Rammus[   51.166816]  vfs_write+0xe7/0x3b0

 6081 06:18:28.769118  [   51.176749]  ksys_write+0x68/0xf0

 6082 06:18:28.772250  , BIOS  09/04/2020

 6083 06:18:28.779140  # [   41.159226] RIP: 0010:lkdtm_WRITE_RO_AF[   51.180453]  do_syscall_64+0x30/0x40

 6084 06:18:28.785876  [   51.190654]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6085 06:18:28.785964  TER_INIT+0x4e/0x5a

 6086 06:18:28.795271  # [   41.165252] Code: 9f 9f bd e9 76 d9 fb [   51.196299] RIP: 0033:0x7f0a2b538473

 6087 06:18:28.815701  [   51.206500] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6088 06:18:28.831714  ff 48 c7 c7 a0 9f 9f bd e8 6a d9 fb ff 48 8b 05 02 0c e7 00 ba 3[   51.227494] RSP: 002b:00007ffe15c257d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6089 06:18:28.838165  [   51.242165] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0a2b538473

 6090 06:18:28.851734  4 12 cd ab 48 c7 c7 48 9f 9f bd 48 31 d0 <48> 89 05 ec 0b e7 00 [   51.250141] RDX: 0000000000000017 RSI: 00007f0a2b42c000 RDI: 0000000000000001

 6091 06:18:28.861615  [   51.264327] RBP: 00007f0a2b42c000 R08: 00007f0a2b42b010 R09: 0000000000000000

 6092 06:18:28.864478  e9 48 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 6093 06:18:28.874492  # [   41.186230] R[   51.272303] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6094 06:18:28.884439  [   51.286490] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6095 06:18:28.887886  SP: 0018:ffffb25142677e60 EFLAGS: 00010202

 6096 06:18:28.890916  # [   41.192062] RAX[   51.294488] irq event stamp: 0

 6097 06:18:28.897575  : 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 6098 06:18:28.904013  [   51.304089] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6099 06:18:28.920843  # [   41.200029] RDX: 00000000abcd1234 RSI: ffff9dcb7ad9bf70 RDI[   51.317313] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6100 06:18:28.924003  : ffffffffbd9f9f48

 6101 06:18:28.937489  # [   41.207998] RBP: ffffffffbd9f913e R08: [   51.332667] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6102 06:18:28.940209  0000000000000000 R09: 0000000000000000

 6103 06:18:28.950506  # [   41.215964] R10: 00[   51.348026] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6104 06:18:28.956830  000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 6105 06:18:28.960048  # [ [   51.361245] ---[ end trace e2cd4c44169b9e91 ]---

 6106 06:18:28.973166    41.223933] R13: ffffb25142677f10 R14: ffffb25142677f10 R15: ff[   51.372620] lkdtm: Saturation detected: still saturated

 6107 06:18:28.976098  ff9dcb03c6f000

 6108 06:18:28.983387  # [   41.231902] FS:  00007f7458175580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6109 06:18:28.989983  # [   41.240938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6110 06:18:28.999598  # [   41.247353] CR2: ffffffffbda7e330 CR3: 00000001026c8003 CR4: 00000000003706e0

 6111 06:18:29.002771  # [   41.255319] Call Trace:

 6112 06:18:29.006159  # [   41.258048]  ? __die_body.cold+0x1a/0x1f

 6113 06:18:29.009377  # [   41.262426]  ? no_context+0x177/0x380

 6114 06:18:29.015933  # [   41.266503]  ? exc_page_fault+0xd7/0x170

 6115 06:18:29.019244  # [   41.270880]  ? asm_exc_page_fault+0x1e/0x30

 6116 06:18:29.025550  # [   41.275552]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 6117 06:18:29.029311  # [   41.280899]  direct_entry.cold+0x2c/0x38

 6118 06:18:29.035350  # [   41.285267]  full_proxy_write+0x53/0x80

 6119 06:18:29.038737  # [   41.289547]  vfs_write+0xe7/0x3b0

 6120 06:18:29.042198  # [   41.293243]  ksys_write+0x68/0xf0

 6121 06:18:29.045244  # [   41.296940]  do_syscall_64+0x30/0x40

 6122 06:18:29.051897  # [   41.300918]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6123 06:18:29.055264  # [   41.306556] RIP: 0033:0x7f745808b473

 6124 06:18:29.078370  # [   41.310534] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6125 06:18:29.084669  # [   41.331511] RSP: 002b:00007ffe5d7e8288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6126 06:18:29.094734  # [   41.339955] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f745808b473

 6127 06:18:29.104587  # [   41.347922] RDX: 0000000000[   51.505730] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6128 06:18:29.111239  [   51.516825] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6129 06:18:29.117848  [   51.524315] ------------[ cut here ]------------

 6130 06:18:29.124829  [   51.529473] refcount_t: saturated; leaking memory.

 6131 06:18:29.134418  [   51.534853] WARNING: CPU: 3 PID: 2400 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6132 06:18:29.137562  000014 RSI: 00007f7457f7f000 RDI: 0000000000000001

 6133 06:18:29.189909  # [   41.355[   51.544290] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6134 06:18:29.200175  [   51.602961] CPU: 3 PID: 2400 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6135 06:18:29.213425  890] RBP: 00007f7457f7f000 R08: 00007f7457f7e010 R09: 0000000000[   51.611616] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6136 06:18:29.219763  [   51.624642] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6137 06:18:29.239266  [   51.630509] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 6138 06:18:29.246001  [   51.651500] RSP: 0018:ffffb25142e2fe38 EFLAGS: 00010282

 6139 06:18:29.252275  [   51.657338] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6140 06:18:29.262637  [   51.665316] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 6141 06:18:29.268876  [   51.673323] RBP: ffffffffbd9f8e30 R08: 0000000000000000 R09: 0000000000000000

 6142 06:18:29.278960  [   51.681319] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6143 06:18:29.285896  [   51.689284] R13: ffffb25142e2ff10 R14: ffffb25142e2ff10 R15: ffff9dcb026cc000

 6144 06:18:29.295313  [   51.697257] FS:  00007ff7a5417580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6145 06:18:29.301809  [   51.706297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6146 06:18:29.308295  [   51.712717] CR2: 00007ff7a5221000 CR3: 00000001044f6002 CR4: 00000000003706e0

 6147 06:18:29.312287  [   51.720701] Call Trace:

 6148 06:18:29.312409  000000

 6149 06:18:29.321712  # [   41.363856] R10: fffffffffffffbc5 R11: 000000000000[   51.723436]  ? __warn+0x80/0x110

 6150 06:18:29.327948  [   51.733248]  ? refcount_warn_saturate+0x97/0x110

 6151 06:18:29.331383  [   51.738404]  ? report_bug+0x9e/0xc0

 6152 06:18:29.334646  [   51.742299]  ? handle_bug+0x41/0x90

 6153 06:18:29.337969  [   51.746193]  ? exc_invalid_op+0x14/0x70

 6154 06:18:29.344820  [   51.750477]  ? asm_exc_invalid_op+0x12/0x20

 6155 06:18:29.347785  [   51.755151]  ? refcount_warn_saturate+0x97/0x110

 6156 06:18:29.354276  [   51.760308]  ? refcount_warn_saturate+0x97/0x110

 6157 06:18:29.361136  [   51.765468]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6158 06:18:29.367475  [   51.771595]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6159 06:18:29.371028  [   51.777919]  direct_entry.cold+0x2c/0x38

 6160 06:18:29.374042  [   51.782301]  full_proxy_write+0x53/0x80

 6161 06:18:29.377723  [   51.786584]  vfs_write+0xe7/0x3b0

 6162 06:18:29.384337  [   51.790284]  ksys_write+0x68/0xf0

 6163 06:18:29.387549  [   51.793985]  do_syscall_64+0x30/0x40

 6164 06:18:29.390959  [   51.797976]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6165 06:18:29.397168  [   51.803620] RIP: 0033:0x7ff7a532d473

 6166 06:18:29.417063  [   51.807612] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6167 06:18:29.426854  [   51.828603] RSP: 002b:00007ffd8f69a118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6168 06:18:29.433490  [   51.837062] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007ff7a532d473

 6169 06:18:29.440190  [   51.845034] RDX: 0000000000000020 RSI: 00007ff7a5221000 RDI: 0000000000000001

 6170 06:18:29.449871  [   51.852998] RBP: 00007ff7a5221000 R08: 00007ff7a5220010 R09: 0000000000000000

 6171 06:18:29.456443  [   51.860963] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6172 06:18:29.466251  [   51.868936] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6173 06:18:29.469757  [   51.876912] irq event stamp: 0

 6174 06:18:29.472765  0246 R12: 0000000000000001

 6175 06:18:29.482546  # [   41.371824] R13: 00000000000000[   51.880346] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6176 06:18:29.486200  01 R14: 0000000000020000 R15: 0000000000020000

 6177 06:18:29.495755  # [   41.379794][   51.893565] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6178 06:18:29.512378   Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sen[   51.908920] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6179 06:18:29.519305  [   51.924276] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6180 06:18:29.525638  [   51.931278] ---[ end trace e2cd4c44169b9e92 ]---

 6181 06:18:29.532091  [   51.936435] lkdtm: Saturation detected: still saturated

 6182 06:18:29.575042  sors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6183 06:18:29.578283  # [   41.438481] CR2: ffffffffbda7e330

 6184 06:18:29.585140  # [   41.442178] ---[ end trace e2cd4c44169b9e83 ]---

 6185 06:18:29.588004  # [   41.447323] RIP: 0010:lkdtm_BUG+0x5/0x10

 6186 06:18:29.611115  # [   41.451699] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 55 e9 02

 6187 06:18:29.617726  # [   41.472696] RSP: 0018:ffffb2514132fe60 EFLAGS: 00010282

 6188 06:18:29.624177  # [   41.478528] RAX: ffffffffbc5795e0 RBX: 0000000000000001 RCX: 0000000000000000

 6189 06:18:29.634264  # [   41.486497] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd57e890

 6190 06:18:29.640605  # [   41.494465] RBP: ffffffffbda5d600 R08: 0000000000000001 R09: 0000000000000001

 6191 06:18:29.650420  # [   41.502432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6192 06:18:29.663605  # [   41.510399] R13: ffffb2514132ff10 R14: ffffb2514132ff10[   52.062513] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6193 06:18:29.663702   R15: ffff9dcb0431f000

 6194 06:18:29.676885  # [   41.518367] FS:  00007f7458175580(0[   52.074326] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6195 06:18:29.683416  000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6196 06:18:29.686749  # [   41.[   52.088058] ------------[ cut here ]------------

 6197 06:18:29.693608  527393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6198 06:18:29.699732  # [  [   52.099436] refcount_t: saturated; leaking memory.

 6199 06:18:29.716384   41.533806] CR2: ffffffffbda7e330 CR3: 00000001026c8003 CR4: 000[   52.111015] WARNING: CPU: 0 PID: 2432 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6200 06:18:29.716484  00000003706e0

 6201 06:18:29.772531  # [   41.541773] BUG: sleeping function called fr[   52.126652] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6202 06:18:29.779000  om invalid context at include/linux/percpu-rwsem.h:49

 6203 06:18:29.789521  # [   41.[   52.185334] CPU: 0 PID: 2432 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6204 06:18:29.802101  551698] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1[   52.200221] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6205 06:18:29.802224  896, name: cat

 6206 06:18:29.808417  # [   41.560149] INFO: lockdep is turned off.

 6207 06:18:29.815359  #[   52.213274] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6208 06:18:29.818474   [   41.564524] irq event stamp: 0

 6209 06:18:29.841401  # [   41.567930] hardirqs la[   52.225295] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 6210 06:18:29.844950  st  enabled at (0): [<0000000000000000>] 0x0

 6211 06:18:29.851464  # [   41.574918] h[   52.252540] RSP: 0018:ffffb25142eafe38 EFLAGS: 00010282

 6212 06:18:29.868420  ardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+[   52.264582] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6213 06:18:29.868562  0x664/0x1c60

 6214 06:18:29.881155  # [   41.584051] softirqs last  enabled at (0): [<[   52.278795] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 6215 06:18:29.884447  ffffffffbbafd844>] copy_process+0x664/0x1c60

 6216 06:18:29.894463  # [   41.593184] s[   52.292969] RBP: ffffffffbd9f8e50 R08: 0000000000000000 R09: 0000000000000000

 6217 06:18:29.900765  oftirqs last disabled at (0): [<0000000000000000>] 0x0

 6218 06:18:29.910569  # [   41[   52.307160] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6219 06:18:29.923814  .600182] CPU: 3 PID: 1896 Comm: cat Tainted: G      D W         [   52.321353] R13: ffffb25142eaff10 R14: ffffb25142eaff10 R15: ffff9dcb04603000

 6220 06:18:29.927310  5.10.184-cip36 #1

 6221 06:18:29.940237  # [   41.608830] Hardware name: Google Rammus[   52.335557] FS:  00007f205b415580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 6222 06:18:29.940331  /Rammus, BIOS  09/04/2020

 6223 06:18:29.943554  # [   41.615631] Call Trace:

 6224 06:18:29.953372  # [   4[   52.350799] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6225 06:18:29.953463  1.618358]  dump_stack+0x77/0x9b

 6226 06:18:29.966524  # [   41.622056]  ___might_slee[   52.363447] CR2: 00007f205b21f000 CR3: 0000000105c0a001 CR4: 00000000003706f0

 6227 06:18:29.966611  p.cold+0xa6/0xb6

 6228 06:18:29.973589  # [   41.626628]  exit_signals+0x1c/0x300

 6229 06:18:29.976619  # [[   52.377621] Call Trace:

 6230 06:18:29.980167     41.630616]  do_exit+0xc2/0xab0

 6231 06:18:29.983297  # [   41.634118]  ? ksys_writ[   52.386595]  ? __warn+0x80/0x110

 6232 06:18:29.986469  e+0x68/0xf0

 6233 06:18:29.989798  # [   41.638009]  make_task_dead+0x2f/0x30

 6234 06:18:29.996136  # [   4[   52.396394]  ? refcount_warn_saturate+0x97/0x110

 6235 06:18:29.999337  1.642096]  rewind_stack_and_make_dead+0x17/0x20

 6236 06:18:30.006203  # [   41.647346[   52.407797]  ? report_bug+0x9e/0xc0

 6237 06:18:30.009421  ] RIP: 0033:0x7f745808b473

 6238 06:18:30.015962  # [   41.651334] Code: 8b 15 21 2a 0[   52.417889]  ? handle_bug+0x41/0x90

 6239 06:18:30.026007  e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04[   52.428007]  ? exc_invalid_op+0x14/0x70

 6240 06:18:30.038986   25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 f[   52.438503]  ? asm_exc_invalid_op+0x12/0x20

 6241 06:18:30.042487  f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6242 06:18:30.048974  # [   41.6[   52.449407]  ? refcount_warn_saturate+0x97/0x110

 6243 06:18:30.062322  72317] RSP: 002b:00007ffe5d7e8288 EFLAGS: 00000246 ORIG_RAX: 000[   52.460773]  ? refcount_warn_saturate+0x97/0x110

 6244 06:18:30.062419  0000000000001

 6245 06:18:30.072246  # [   41.680771] RAX: ffffffffffffffda RBX: 00000[   52.472156]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6246 06:18:30.075308  00000000014 RCX: 00007f745808b473

 6247 06:18:30.085545  # [   41.688749] RDX: 0000000[   52.484484]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6248 06:18:30.091878  000000014 RSI: 00007f7457f7f000 RDI: 0000000000000001

 6249 06:18:30.094881  # [   41.[   52.497033]  direct_entry.cold+0x2c/0x38

 6250 06:18:30.104825  696719] RBP: 00007f7457f7f000 R08: 00007f7457f7e010 R09: 0000000[   52.507647]  full_proxy_write+0x53/0x80

 6251 06:18:30.108220  000000000

 6252 06:18:30.117862  # [   41.704699] R10: fffffffffffffbc5 R11: 000000000[   52.518148]  vfs_write+0xe7/0x3b0

 6253 06:18:30.117949  0000246 R12: 0000000000000001

 6254 06:18:30.127916  # [   41.712668] R13: 00000000000[   52.528069]  ksys_write+0x68/0xf0

 6255 06:18:30.131601  00001 R14: 0000000000020000 R15: 0000000000020000

 6256 06:18:30.137833  # WRITE_RO_AF[   52.538009]  do_syscall_64+0x30/0x40

 6257 06:18:30.141101  TER_INIT: saw 'call trace:': ok

 6258 06:18:30.147659  ok 40 selftests: lkdtm: WRITE_R[   52.548182]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6259 06:18:30.150874  O_AFTER_INIT.sh

 6260 06:18:30.154439  # selftests: lkdtm: WRITE_KERN.sh

 6261 06:18:30.154523  # Killed

 6262 06:18:30.157748  # [   52.560086] RIP: 0033:0x7f205b32b473

 6263 06:18:30.164365  [   41.850942] lkdtm: Performing direct entry WRITE_KERN

 6264 06:18:30.187121  # [   [   52.570291] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6265 06:18:30.200358  41.856882] lkdtm: attempting bad 6896798 byte write at ffffffffb[   52.597500] RSP: 002b:00007ffd57af8658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6266 06:18:30.200457  cc0d64e

 6267 06:18:30.213605  # [   41.864414] BUG: unable to handle page fault for a[   52.612161] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f205b32b473

 6268 06:18:30.216501  ddress: ffffffffbcc0d64e

 6269 06:18:30.229791  # [   41.872109] #PF: supervisor write[   52.626393] RDX: 0000000000000020 RSI: 00007f205b21f000 RDI: 0000000000000001

 6270 06:18:30.229883   access in kernel mode

 6271 06:18:30.243029  # [   41.884163] #PF: error_code(0x0003)[   52.640568] RBP: 00007f205b21f000 R08: 00007f205b21e010 R09: 0000000000000000

 6272 06:18:30.246509   - permissions violation

 6273 06:18:30.256034  # [   41.890376] PGD 1ce29067 P4D 1ce2[   52.654797] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6274 06:18:30.259483  9067 PUD 1ce2a063 PMD 1be000e1 

 6275 06:18:30.272729  # [   41.897086] Oops: 0003 [#1[   52.668950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6276 06:18:30.272822  6] SMP PTI

 6277 06:18:30.282417  # [   41.907286] CPU: 3 PID: 1931 Comm: cat Tainted:[   52.683181] irq event stamp: 0

 6278 06:18:30.285781   G      D W         5.10.184-cip36 #1

 6279 06:18:30.295602  # [   41.915933] Hardware[   52.692790] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6280 06:18:30.299323   name: Google Rammus/Rammus, BIOS  09/04/2020

 6281 06:18:30.308818  # [   41.922756] [   52.706009] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6282 06:18:30.311921  RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6283 06:18:30.325730  # [   41.927908] Code: 53 [   52.721401] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6284 06:18:30.338249  48 c7 c3 4e d6 c0 bc 49 89 dc 48 89 da 49 81 ec b0 99 57 bc 4c 8[   52.736751] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6285 06:18:30.351438  9 e6 e8 1d d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 b0 99 57 bc <f3> [   52.750008] ---[ end trace e2cd4c44169b9e93 ]---

 6286 06:18:30.354574  a4 48 c7 c7 48 9f 9f bd e8 02 d9 fb ff 5b 41 5c e9 b7 fe ff ff

 6287 06:18:30.361112  [   52.761370] lkdtm: Saturation detected: still saturated

 6288 06:18:30.367511  # [   41.948891] RSP: 0018:ffffb251426ffe50 EFLAGS: 00010246

 6289 06:18:30.377512  # [   41.954725] RAX: 000000000000003c RBX: ffffffffbcc0d64e RCX: 0000000000693c9e

 6290 06:18:30.384251  # [   41.962715] RDX: 0000000000000000 RSI: ffffffffbc5799b0 RDI: ffffffffbcc0d64e

 6291 06:18:30.393924  # [   41.970696] RBP: ffffffffbd9f9152 R08: 0000000000000000 R09: 0000000000000000

 6292 06:18:30.400581  # [   41.978666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000693c9e

 6293 06:18:30.407053  # [   41.986635] R13: ffffb251426fff10 R14: ffffb251426fff10 R15: ffff9dcb0272f000

 6294 06:18:30.416969  # [   41.994604] FS:  00007f582f3b2580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6295 06:18:30.423472  # [   42.003642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6296 06:18:30.433382  # [   42.010057] CR2: ffffffffbcc0d64e CR3: 00000001032fa003 CR4: 00000000003706e0

 6297 06:18:30.436841  # [   42.018026] Call Trace:

 6298 06:18:30.440067  # [   42.020756]  ? __die_body.cold+0x1a/0x1f

 6299 06:18:30.443594  # [   42.025134]  ? no_context+0x177/0x380

 6300 06:18:30.449904  # [   42.029222]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6301 06:18:30.453139  # [   42.034666]  ? exc_page_fault+0xd7/0x170

 6302 06:18:30.459967  # [   42.039041]  ? asm_exc_page_fault+0x1e/0x30

 6303 06:18:30.466435  # [   42.043710]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6304 06:18:30.469531  # [   42.049156]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 6305 06:18:30.476686  # [   42.054016]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6306 06:18:30.479717  # [   42.059459]  ? lkdtm_WRITE_KERN+0x38/0x4e

 6307 06:18:30.486167  # [   42.063933]  direct_entry.cold+0x2c/0x38

 6308 06:18:30.489411  # [   42.068310]  full_proxy_write+0x53/0x80

 6309 06:18:30.492823  # [   42.072592]  vfs_write+0xe7/0x3b0

 6310 06:18:30.496112  # [   42.076288]  ksys_write+0x68/0xf0

 6311 06:18:30.502571  # [   42.079987]  do_syscall_64+0x30/0x40

 6312 06:18:30.505878  # [   42.083975]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6313 06:18:30.512535  # [   42.089615] RIP: 0033:0x7f582f2c8473

 6314 06:18:30.532157  # [   42.093602] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75[   52.933166] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6315 06:18:30.545474   14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 0[   52.942887] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6316 06:18:30.548762  0 48 83 ec 28 48 89 54 24 18

 6317 06:18:30.555299  # [   42.114584] RSP: 002b:00007ff[   52.956572] ------------[ cut here ]------------

 6318 06:18:30.562661  f000ee8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6319 06:18:30.568443  # [   42.[   52.967935] refcount_t: underflow; use-after-free.

 6320 06:18:30.585101  123038] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5[   52.979547] WARNING: CPU: 0 PID: 2467 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6321 06:18:30.585213  82f2c8473

 6322 06:18:30.641225  # [   42.131006] RDX: 000000000000000b RSI: 00007f582[   52.995186] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6323 06:18:30.644213  f1bc000 RDI: 0000000000000001

 6324 06:18:30.657366  # [   42.138975] RBP: 00007f582f1[   53.053862] CPU: 0 PID: 2467 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6325 06:18:30.660484  bc000 R08: 00007f582f1bb010 R09: 0000000000000000

 6326 06:18:30.670155  # [   42.1469[   53.068716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6327 06:18:30.683267  44] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000000[   53.081797] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6328 06:18:30.683363  00001

 6329 06:18:30.709904  # [   42.154912] R13: 0000000000000001 R14: 0000000000020[   53.093823] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 6330 06:18:30.712933  000 R15: 0000000000020000

 6331 06:18:30.722857  # [   42.162884] Modules linked in: f[   53.121037] RSP: 0018:ffffb25142f47e40 EFLAGS: 00010286

 6332 06:18:30.735903  use ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_[   53.133106] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6333 06:18:30.749116  core industrialio_triggered_buffer kfifo_buf industrialio snd_so[   53.147313] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 6334 06:18:30.765715  c_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightb[   53.161524] RBP: ffffffffbd9f8e70 R08: 0000000000000000 R09: 0000000000000000

 6335 06:18:30.778707  ar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_[   53.175717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6336 06:18:30.791918  charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf[   53.189938] R13: ffffb25142f47f10 R14: ffffb25142f47f10 R15: ffff9dcb03d74000

 6337 06:18:30.808305  2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videob[   53.204119] FS:  00007fda97256580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 6338 06:18:30.821484  uf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notif[   53.219392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6339 06:18:30.824602  y cros_kbd_led_backlight chromeos_pstore coreboot_table

 6340 06:18:30.834730  # [   4[   53.232022] CR2: 00007fda97060000 CR3: 0000000104400005 CR4: 00000000003706f0

 6341 06:18:30.838275  2.221581] CR2: ffffffffbcc0d64e

 6342 06:18:30.844440  # [   42.225277] ---[ end trace[   53.246234] Call Trace:

 6343 06:18:30.844581   e2cd4c44169b9e84 ]---

 6344 06:18:30.854406  # [   42.230430] RIP: 0010:lkdtm_BUG+0x5[   53.255263]  ? __warn+0x80/0x110

 6345 06:18:30.854549  /0x10

 6346 06:18:30.864183  # [   42.234806] Code: 89 ff e8 ce e6 79 ff 48 c7 c0 ea f[   53.265033]  ? refcount_warn_saturate+0xba/0x110

 6347 06:18:30.874043  f ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff[   53.276473]  ? report_bug+0x9e/0xc0

 6348 06:18:30.883938   ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0[   53.286606]  ? handle_bug+0x41/0x90

 6349 06:18:30.887147  f 1f 44 00 00 83 05 b0 55 e9 02

 6350 06:18:30.896986  # [   42.255776] RSP: 0018:ffff[   53.296730]  ? exc_invalid_op+0x14/0x70

 6351 06:18:30.897078  b2514132fe60 EFLAGS: 00010282

 6352 06:18:30.906997  # [   42.261610] RAX: ffffffffbc5[   53.307219]  ? asm_exc_invalid_op+0x12/0x20

 6353 06:18:30.910329  795e0 RBX: 0000000000000001 RCX: 0000000000000000

 6354 06:18:30.916664  # [   42.2695[   53.318148]  ? refcount_warn_saturate+0xba/0x110

 6355 06:18:30.929975  78] RDX: 0000000000000000 RSI: ffff9dcb7ac9bf70 RDI: ffffffffbd5[   53.329522]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6356 06:18:30.930096  7e890

 6357 06:18:30.943383  # [   42.277545] RBP: ffffffffbda5d600 R08: 0000000000000[   53.341886]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6358 06:18:30.946400  001 R09: 0000000000000001

 6359 06:18:30.952883  # [   42.285513] R10: 00000000ffffe00[   53.354431]  direct_entry.cold+0x2c/0x38

 6360 06:18:30.959513  0 R11: 3fffffffffffffff R12: 0000000000000004

 6361 06:18:30.962754  # [   42.293481] [   53.365070]  full_proxy_write+0x53/0x80

 6362 06:18:30.972495  R13: ffffb2514132ff10 R14: ffffb2514132ff10 R15: ffff9dcb0431f00[   53.375549]  vfs_write+0xe7/0x3b0

 6363 06:18:30.972700  0

 6364 06:18:30.982409  # [   42.301449] FS:  00007f582f3b2580(0000) GS:ffff9dcb7ad80[   53.385478]  ksys_write+0x68/0xf0

 6365 06:18:30.986090  000(0000) knlGS:0000000000000000

 6366 06:18:30.992256  # [   42.310485] CS:  0010 DS:[   53.395389]  do_syscall_64+0x30/0x40

 6367 06:18:30.999337   0000 ES: 0000 CR0: 0000000080050033

 6368 06:18:31.005560  # [   42.316898] CR2: ffff[   53.405644]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6369 06:18:31.012005  ffffbcc0d64e CR3: 00000001032fa003 CR4: 00000000003706e0

 6370 06:18:31.015455  # WRIT[   53.417487] RIP: 0033:0x7fda9716c473

 6371 06:18:31.018781  E_KERN: saw 'call trace:': ok

 6372 06:18:31.041681  ok 41 selftests: lkdtm: WRITE_KER[   53.427753] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6373 06:18:31.045188  N.sh

 6374 06:18:31.048332  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6375 06:18:31.058064  # [   42.484[   53.454955] RSP: 002b:00007ffcb69634e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6376 06:18:31.064840  977] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 6377 06:18:31.071427  # [  [   53.469682] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fda9716c473

 6378 06:18:31.087998   42.493398] lkdtm: attempting good refcount_inc() without overfl[   53.483857] RDX: 0000000000000020 RSI: 00007fda97060000 RDI: 0000000000000001

 6379 06:18:31.088130  ow

 6380 06:18:31.101172  # [   42.506518] lkdtm: attempting bad refcount_inc() overfl[   53.498084] RBP: 00007fda97060000 R08: 00007fda9705f010 R09: 0000000000000000

 6381 06:18:31.101260  ow

 6382 06:18:31.108038  # [   42.518760] ------------[ cut here ]------------

 6383 06:18:31.113950  # [  [   53.512266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6384 06:18:31.120811   42.530129] refcount_t: saturated; leaking memory.

 6385 06:18:31.130558  # [   42.541[   53.526498] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6386 06:18:31.140325  721] WARNING: CPU: 1 PID: 1966 at lib/refcount.c:22 refcount_war[   53.540683] irq event stamp: 0

 6387 06:18:31.140434  n_saturate+0x51/0x110

 6388 06:18:31.153371  # [   42.557355] Modules linked in: fuse [   53.550352] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6389 06:18:31.166567  ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core[   53.563554] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6390 06:18:31.182885   industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da[   53.578974] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6391 06:18:31.196538  7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar c[   53.594299] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6392 06:18:31.206266  ros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_char[   53.607556] ---[ end trace e2cd4c44169b9e94 ]---

 6393 06:18:31.219664  ger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4[   53.618920] lkdtm: Saturation detected: still saturated

 6394 06:18:31.236084  l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6395 06:18:31.245642  # [   42.616023] CPU: 1 PID: 1966 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6396 06:18:31.252373  # [   42.630891] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6397 06:18:31.258945  # [   42.643916] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6398 06:18:31.279040  # [   42.655967] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 6399 06:18:31.285485  # [   42.683170] RSP: 0018:ffffb251427b7e48 EFLAGS: 00010286

 6400 06:18:31.295081  # [   42.695222] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 6401 06:18:31.302147  # [   42.703196] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 6402 06:18:31.312149  # [   42.717386] RBP: ffffffffbd9f915d R08: 0000000000000000 R09: 0000000000000000

 6403 06:18:31.317986  # [   42.731573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6404 06:18:31.328086  # [   42.745760] R13: ffffb251427b7f10 R14: ffffb251427b7f10 R15: ffff9dcb032fd000

 6405 06:18:31.334616  # [   42.753750] FS:  00007fde1df8b580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 6406 06:18:31.340959  # [   42.769001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6407 06:18:31.357484  # [   42.775419] CR2: 00007fde1dd95000 CR3: 0000000104372004 CR4: 000000000[   53.755903] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6408 06:18:31.364331  [   53.769160] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6409 06:18:31.370939  [   53.776659] ------------[ cut here ]------------

 6410 06:18:31.373845  [   53.781829] refcount_t: underflow; use-after-free.

 6411 06:18:31.383970  [   53.787219] WARNING: CPU: 2 PID: 2502 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6412 06:18:31.387732  03706e0

 6413 06:18:31.387839  # [   42.783394] Call Trace:

 6414 06:18:31.443136  # [   42.786127]  ? __war[   53.796661] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6415 06:18:31.452758  [   53.855335] CPU: 2 PID: 2502 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6416 06:18:31.459745  [   53.863990] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6417 06:18:31.466094  [   53.870834] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6418 06:18:31.485752  [   53.876691] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 6419 06:18:31.488972  n+0x80/0x110

 6420 06:18:31.499084  # [   42.795943]  ? refcount_warn_saturate+0x51/0x[   53.897694] RSP: 0018:ffffb25142fc7e40 EFLAGS: 00010286

 6421 06:18:31.499209  110

 6422 06:18:31.502078  # [   42.801102]  ? report_bug+0x9e/0xc0

 6423 06:18:31.512136  # [   42.811208] [   53.909744] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6424 06:18:31.515558   ? handle_bug+0x41/0x90

 6425 06:18:31.525325  # [   42.821316]  ? exc_invalid_op+0x14[   53.923934] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 6426 06:18:31.535293  [   53.938128] RBP: ffffffffbd9f8e90 R08: 0000000000000000 R09: 0000000000000000

 6427 06:18:31.541818  [   53.946134] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6428 06:18:31.551398  [   53.954110] R13: ffffb25142fc7f10 R14: ffffb25142fc7f10 R15: ffff9dcb05a0c000

 6429 06:18:31.557903  [   53.962085] FS:  00007fc7d4127580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 6430 06:18:31.564826  [   53.971129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6431 06:18:31.574665  [   53.977549] CR2: 00007fc7d3f31000 CR3: 0000000103090003 CR4: 00000000003706e0

 6432 06:18:31.578004  [   53.985525] Call Trace:

 6433 06:18:31.580861  [   53.988260]  ? __warn+0x80/0x110

 6434 06:18:31.580943  /0x70

 6435 06:18:31.587348  # [   42.825602]  ? asm_exc_invalid_op+0x12/0x20

 6436 06:18:31.590810  # [   4[   53.991895]  ? refcount_warn_saturate+0xba/0x110

 6437 06:18:31.594156  [   54.003262]  ? report_bug+0x9e/0xc0

 6438 06:18:31.600766  [   54.007192]  ? handle_bug+0x41/0x90

 6439 06:18:31.603892  [   54.011119]  ? exc_invalid_op+0x14/0x70

 6440 06:18:31.607097  [   54.015406]  ? asm_exc_invalid_op+0x12/0x20

 6441 06:18:31.613656  [   54.020112]  ? refcount_warn_saturate+0xba/0x110

 6442 06:18:31.620494  [   54.025304]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6443 06:18:31.626989  [   54.031464]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6444 06:18:31.630392  [   54.037792]  direct_entry.cold+0x2c/0x38

 6445 06:18:31.633393  [   54.042205]  full_proxy_write+0x53/0x80

 6446 06:18:31.640569  [   54.046513]  vfs_write+0xe7/0x3b0

 6447 06:18:31.643430  [   54.050246]  ksys_write+0x68/0xf0

 6448 06:18:31.646544  [   54.053952]  do_syscall_64+0x30/0x40

 6449 06:18:31.652912  [   54.057974]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6450 06:18:31.656345  [   54.063621] RIP: 0033:0x7fc7d403d473

 6451 06:18:31.676235  [   54.067620] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6452 06:18:31.686119  [   54.088614] RSP: 002b:00007ffd19f1c368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6453 06:18:31.692382  [   54.097106] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7d403d473

 6454 06:18:31.702430  [   54.105081] RDX: 0000000000000020 RSI: 00007fc7d3f31000 RDI: 0000000000000001

 6455 06:18:31.709121  [   54.113057] RBP: 00007fc7d3f31000 R08: 00007fc7d3f30010 R09: 0000000000000000

 6456 06:18:31.719070  [   54.121033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6457 06:18:31.725368  [   54.129008] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6458 06:18:31.728825  [   54.136990] irq event stamp: 0

 6459 06:18:31.735443  [   54.140429] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6460 06:18:31.745387  [   54.147434] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6461 06:18:31.754858  [   54.156606] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6462 06:18:31.761660  [   54.165758] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6463 06:18:31.764778  [   54.172762] ---[ end trace e2cd4c44169b9e95 ]---

 6464 06:18:31.771477  [   54.177921] lkdtm: Saturation detected: still saturated

 6465 06:18:31.777966  2.836486]  ? refcount_warn_saturate+0x51/0x110

 6466 06:18:31.781583  # [   42.847857]  ? refcount_warn_saturate+0x51/0x110

 6467 06:18:31.787907  # [   42.853041]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 6468 06:18:31.791090  # [   42.864602]  direct_entry.cold+0x2c/0x38

 6469 06:18:31.797485  # [   42.868985]  full_proxy_write+0x53/0x80

 6470 06:18:31.800903  # [   42.879479]  vfs_write+0xe7/0x3b0

 6471 06:18:31.804225  # [   42.889397]  ksys_write+0x68/0xf0

 6472 06:18:31.807455  # [   42.893100]  do_syscall_64+0x30/0x40

 6473 06:18:31.814212  # [   42.903301]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6474 06:18:31.817353  # [   42.908945] RIP: 0033:0x7fde1dea1473

 6475 06:18:31.840915  # [   42.919147] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6476 06:18:31.847644  # [   42.940132] RSP: 002b:00007ffd835d32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6477 06:18:31.857080  # [   42.954801] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fde1dea1473

 6478 06:18:31.863800  # [   42.968990] RDX: 0000000000000016 RSI: 00007fde1dd95000 RDI: 0000000000000001

 6479 06:18:31.873689  # [   42.976964] RBP: 00007fde1dd95000 R08: 00007fde1dd94010 R09: 0000000000000000

 6480 06:18:31.880134  # [   42.991151] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6481 06:18:31.889920  # [   42.999127] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6482 06:18:31.893485  # [   43.013318] irq event stamp: 0

 6483 06:18:31.900186  # [   43.022941] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6484 06:18:31.910015  # [   43.029944] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6485 06:18:31.920066  # [   43.045294] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6486 06:18:31.926253  # [   43.054436] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6487 06:18:31.933020  # [   43.067650] ---[ end trace e2cd4c44169b9e85 ]---

 6488 06:18:31.936361  # [   43.072808] lkdtm: Overflow detected: saturated

 6489 06:18:31.942826  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6490 06:18:31.946339  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6491 06:18:31.952497  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6492 06:18:31.959287  # [   43.210636] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 6493 06:18:31.966057  # [   43.221525] lkdtm: attempting good refcount_add() without overflow

 6494 06:18:31.972428  # [   43.228465] lkdtm: attempting bad refcount_add() overflow

 6495 06:18:31.978823  # [   43.240697] ------------[ cut here ]------------

 6496 06:18:31.982051  # [   43.252068] refcount_t: saturated; leaking memory.

 6497 06:18:31.992260  # [   43.257441] WARNING: CPU: 2 PID: 1998 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6498 06:18:32.047737  # [   43.273065] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6499 06:18:32.058147  # [   43.331762] CPU: 2 PID: 1998 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6500 06:18:32.064372  # [   43.340447] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6501 06:18:32.071316  # [   43.347260] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6502 06:18:32.090886  # [   43.353129] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 6503 06:18:32.097199  # [   43.374122] RSP: 0018:ffffb25142837e48 EFLAGS: 00010286

 6504 06:18:32.106941  # [   43.379979] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 6505 06:18:32.113744  # [   43.387954] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 6506 06:18:32.123532  # [   43.395928] RBP: ffffffffbd9f9173 R08: 0000000000000000 R09: 0000000000000000

 6507 06:18:32.130021  # [   43.403903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6508 06:18:32.139681  # [   43.411877] R13: ffffb25142837f10 R14: ffffb25142837f10 R15: ffff9dcb03f3a000

 6509 06:18:32.147000  # [   43.419854] FS:  00007f47a5dcb580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 6510 06:18:32.153119  # [   43.428898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6511 06:18:32.162829  # [   43.435318] CR2: 00007f47a5bd5000 CR3: 000000010462c002 CR4: 00000000003706e0

 6512 06:18:32.166231  # [   43.443291] Call Trace:

 6513 06:18:32.169458  # [   43.446026]  ? __warn+0x80/0x110

 6514 06:18:32.175916  # [   43.449658]  ? refcount_warn_saturate+0x51/0x110

 6515 06:18:32.179573  # [   43.461027]  ? report_bug+0x9e/0xc0

 6516 06:18:32.189085  # [   43.464929]  ? handl[   54.589555] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6517 06:18:32.195728  [   54.599321] lkdtm: attempting good copy_to_user of correct size

 6518 06:18:32.202403  [   54.605949] lkdtm: attempting bad copy_to_user of too large size

 6519 06:18:32.202492  e_bug+0x41/0x90

 6520 06:18:32.209048  # [   43.468856]  ? exc_invalid_op+0x14/0x70

 6521 06:18:32.212431  # [   43.473140]  ? asm_exc_invalid_op+0x12/0x20

 6522 06:18:32.218761  # [   43.477818]  ? refcount_warn_saturate+0x51/0x110

 6523 06:18:32.222298  # [   43.483005]  ? refcount_warn_saturate+0x51/0x110

 6524 06:18:32.228635  # [   43.488165]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6525 06:18:32.231761  # [   43.493546]  direct_entry.cold+0x2c/0x38

 6526 06:18:32.238819  # [   43.497931]  full_proxy_write+0x53/0x80

 6527 06:18:32.241667  # [   43.502248]  vfs_write+0xe7/0x3b0

 6528 06:18:32.245056  # [   43.505982]  ksys_write+0x68/0xf0

 6529 06:18:32.248404  # [   43.509719]  do_syscall_64+0x30/0x40

 6530 06:18:32.255331  # [   43.513727]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6531 06:18:32.257985  # [   43.519401] RIP: 0033:0x7f47a5ce1473

 6532 06:18:32.281186  # [   43.523396] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6533 06:18:32.287663  # [   43.544387] RSP: 002b:00007ffda8dcf468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6534 06:18:32.297591  # [   43.552852] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f47a5ce1473

 6535 06:18:32.303920  # [   43.567041] RDX: 0000000000000016 RSI: 00007f47a5bd5000 RDI: 0000000000000001

 6536 06:18:32.314299  # [   43.575016] RBP: 00007f47a5bd5000 R08: 00007f47a5bd4010 R09: 0000000000000000

 6537 06:18:32.320255  # [   43.589204] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6538 06:18:32.333819  # [   43.597209] R13: 0000000000000001[   54.731630] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6539 06:18:32.337343   R14: 0000000000020000 R15: 0000000000020000

 6540 06:18:32.347015  # [   43.605188] i[   54.743967] lkdtm: attempting good copy_from_user of correct size

 6541 06:18:32.347105  rq event stamp: 0

 6542 06:18:32.359671  # [   43.608629] hardirqs last  enabled at (0[   54.756998] lkdtm: attempting bad copy_from_user of too large size

 6543 06:18:32.359767  ): [<0000000000000000>] 0x0

 6544 06:18:32.369810  # [   43.615634] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6545 06:18:32.379773  # [   43.624776] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6546 06:18:32.386260  # [   43.633917] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6547 06:18:32.392609  # [   43.640946] ---[ end trace e2cd4c44169b9e86 ]---

 6548 06:18:32.399354  # [   43.646119] lkdtm: Overflow detected: saturated

 6549 06:18:32.402740  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6550 06:18:32.405682  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6551 06:18:32.412523  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6552 06:18:32.419160  # [   43.788875] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6553 06:18:32.429219  # [   43.801804] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6554 06:18:32.432339  # [   43.814916] ------------[ cut here ]------------

 6555 06:18:32.439003  # [   43.826271] refcount_t: saturated; leaking memory.

 6556 06:18:32.448677  # [   43.837916] WARNING: CPU: 0 PID: 2030 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6557 06:18:32.494866  # [   43.853556] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf[   54.896289] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6558 06:18:32.508142  2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify [   54.907843] lkdtm: attempting good copy_to_user inside whitelist

 6559 06:18:32.514689  cros_kbd_led_backlight chromeos_pstore coreboot_table

 6560 06:18:32.521457  # [   43.[   54.920742] lkdtm: attempting bad copy_to_user outside whitelist

 6561 06:18:32.531218  912216] CPU: 0 PID: 2030 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6562 06:18:32.537718  # [   43.927128] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6563 06:18:32.543923  # [   43.940128] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6564 06:18:32.563896  # [   43.952207] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 6565 06:18:32.570600  # [   43.979391] RSP: 0018:ffffb25142897e38 EFLAGS: 00010282

 6566 06:18:32.577350  # [   43.991466] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6567 06:18:32.587033  # [   44.005646] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 6568 06:18:32.593456  # [   44.019917] RBP: ffffffffbd9f8db0 R08: 0000000000000000 R09: 0000000000000000

 6569 06:18:32.603513  # [   44.034063] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6570 06:18:32.610132  # [   44.048281] R13: ffffb25142897f10 R14: ffffb25142897f10 R15: ffff9dcb030ba000

 6571 06:18:32.619813  # [   44.062445] FS:  00007f39f525d580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 6572 06:18:32.626562  # [   44.077715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6573 06:18:32.636297  # [   44.090341] CR2: 00007f39f5067000 CR3: 0000000104432005 CR4: 00000000003706f0

 6574 06:18:32.636383  # [   44.104543] Call Trace:

 6575 06:18:32.642800  # [   44.113506]  ? __warn+0x80/0x110

 6576 06:18:32.646516  # [   44.123352]  ? refcount_warn_saturate+0x97/0x110

 6577 06:18:32.653413  # [   44.134727]  ? report_bug+0x9e/0xc0

 6578 06:18:32.659554  # [   44.144865[   55.058998] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6579 06:18:32.665898  [   55.071579] lkdtm: attempting good copy_from_user inside whitelist

 6580 06:18:32.672430  [   55.078506] lkdtm: attempting bad copy_from_user outside whitelist

 6581 06:18:32.675738  ]  ? handle_bug+0x41/0x90

 6582 06:18:32.682366  # [   44.154972]  ? exc_invalid_op+0x14/0x70

 6583 06:18:32.685620  # [   44.165510]  ? asm_exc_invalid_op+0x12/0x20

 6584 06:18:32.692306  # [   44.176369]  ? refcount_warn_saturate+0x97/0x110

 6585 06:18:32.695316  # [   44.187742]  ? refcount_warn_saturate+0x97/0x110

 6586 06:18:32.702192  # [   44.199118]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6587 06:18:32.708682  # [   44.211469]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6588 06:18:32.715140  # [   44.223901]  direct_entry.cold+0x2c/0x38

 6589 06:18:32.718681  # [   44.234508]  full_proxy_write+0x53/0x80

 6590 06:18:32.721776  # [   44.245001]  vfs_write+0xe7/0x3b0

 6591 06:18:32.725014  # [   44.254928]  ksys_write+0x68/0xf0

 6592 06:18:32.731710  # [   44.264835]  do_syscall_64+0x30/0x40

 6593 06:18:32.735107  # [   44.275054]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6594 06:18:32.741516  # [   44.286906] RIP: 0033:0x7f39f5173473

 6595 06:18:32.761694  # [   44.297115] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6596 06:18:32.771144  # [   44.324343] RSP: 002b:00007ffce4ec45b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6597 06:18:32.778364  # [   44.339046] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f39f5173473

 6598 06:18:32.787918  # [   44.353191] RDX: 000000000000001f RSI: 00007f39f5067000 RDI: 0000000000000001

 6599 06:18:32.794385  # [   44.367392] RBP: 00007f39f5067000 R08: 00007f39f5066010 R09: 0000000000000000

 6600 06:18:32.804196  # [   44.381577] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6601 06:18:32.817267  # [   44.395770] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000[   55.220244] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6602 06:18:32.823961  [   55.229120] lkdtm: good_stack: ffffb25143377e20-ffffb25143377e40

 6603 06:18:32.830392  [   55.235847] lkdtm: bad_stack : ffffb25143377da8-ffffb25143377dc8

 6604 06:18:32.830477  

 6605 06:18:32.833638  # [   44.409962] irq event stamp: 0

 6606 06:18:32.843680  # [   44.419592] hardirqs[   55.242587] lkdtm: attempting good copy_to_user of local stack

 6607 06:18:32.850155  [   55.255309] lkdtm: attempting bad copy_to_user of distant stack

 6608 06:18:32.856820   last  enabled at (0): [<0000000000000000>] 0x0

 6609 06:18:32.863310  # [   44.432824] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6610 06:18:32.872946  # [   44.448221] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6611 06:18:32.879762  # [   44.463543] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6612 06:18:32.886068  # [   44.476773] ---[ end trace e2cd4c44169b9e87 ]---

 6613 06:18:32.892701  # [   44.488135] lkdtm: Overflow detected: saturated

 6614 06:18:32.896076  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6615 06:18:32.903041  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6616 06:18:32.909041  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6617 06:18:32.915759  # [   44.633788] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6618 06:18:32.922362  # [   44.643884] lkdtm: attempting bad refcount_add_not_zero() overflow

 6619 06:18:32.928886  # [   44.650789] ------------[ cut here ]------------

 6620 06:18:32.932352  # [   44.655947] refcount_t: saturated; leaking memory.

 6621 06:18:32.942099  # [   44.661327] WARNING: CPU: 3 PID: 2062 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6622 06:18:32.981681  # [   44.670764] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub vi[   55.382634] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6623 06:18:32.995077  deobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_the[   55.393458] lkdtm: good_stack: ffffb25143427e20-ffffb25143427e40

 6624 06:18:33.007924  rmal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine[   55.406416] lkdtm: bad_stack : ffffb25143427da8-ffffb25143427dc8

 6625 06:18:33.021028   regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chr[   55.419346] lkdtm: attempting good copy_from_user of local stack

 6626 06:18:33.024100  omeos_pstore coreboot_table

 6627 06:18:33.034233  # [   44.729433] CPU: 3 PID: 2062 C[   55.432226] lkdtm: attempting bad copy_from_user of distant stack

 6628 06:18:33.040665  omm: cat Tainted: G      D W         5.10.184-cip36 #1

 6629 06:18:33.047457  # [   44.738113] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6630 06:18:33.050776  # [   44.751133] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6631 06:18:33.073756  # [   44.756970] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 6632 06:18:33.080272  # [   44.777959] RSP: 0018:ffffb2514291fe38 EFLAGS: 00010282

 6633 06:18:33.086869  # [   44.790008] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6634 06:18:33.096866  # [   44.797982] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 6635 06:18:33.103434  # [   44.812167] RBP: ffffffffbd9f8dd0 R08: 0000000000000000 R09: 0000000000000000

 6636 06:18:33.113137  # [   44.820140] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6637 06:18:33.120327  # [   44.828112] R13: ffffb2514291ff10 R14: ffffb2514291ff10 R15: ffff9dcb04918000

 6638 06:18:33.129827  # [   44.836084] FS:  00007f90d3610580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6639 06:18:33.136160  # [   44.845131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6640 06:18:33.143267  # [   44.851581] CR2: 00007f90d341a000 CR3: 00000001044b6003 CR4: 00000000003706e0

 6641 06:18:33.146158  # [   44.859575] Call Trace:

 6642 06:18:33.149716  # [   44.862307]  ? __warn+0x80/0x110

 6643 06:18:33.155935  # [   44.865939]  ? refcount_warn_saturate+0x97/0x110

 6644 06:18:33.166069  # [   44.877305]  ?[   55.564208] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6645 06:18:33.166160   report_bug+0x9e/0xc0

 6646 06:18:33.172773  # [   44.881200]  ? handle_bug+0x41/0x90

 6647 06:18:33.179184  [   55.576296] lkdtm: good_stack: ffffb251434afe20-ffffb251434afe40

 6648 06:18:33.179269  

 6649 06:18:33.182576  # [   44.885092]  ? exc_invalid_op+0x14/0x70

 6650 06:18:33.192632  # [   44.889375] [   55.589255] lkdtm: bad_stack : ffffb251434afff8-ffffb251434b0018

 6651 06:18:33.192725   ? asm_exc_invalid_op+0x12/0x20

 6652 06:18:33.201902  # [   44.894049]  ? refcount_wa[   55.602230] lkdtm: attempting good copy_to_user of local stack

 6653 06:18:33.205137  rn_saturate+0x97/0x110

 6654 06:18:33.215070  # [   44.899229]  ? refcount_warn_satura[   55.615091] lkdtm: attempting bad copy_to_user of distant stack

 6655 06:18:33.218129  te+0x97/0x110

 6656 06:18:33.228001  # [   44.904385]  __refcount_add_not_zero.constpr[   55.627820] lkdtm: copy_to_user failed, but lacked Oops

 6657 06:18:33.228130  op.0+0x2a/0x35

 6658 06:18:33.235176  # [   44.910513]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6659 06:18:33.241381  # [   44.916756]  direct_entry.cold+0x2c/0x38

 6660 06:18:33.244399  # [   44.921137]  full_proxy_write+0x53/0x80

 6661 06:18:33.247737  # [   44.925421]  vfs_write+0xe7/0x3b0

 6662 06:18:33.254474  # [   44.929121]  ksys_write+0x68/0xf0

 6663 06:18:33.258045  # [   44.932822]  do_syscall_64+0x30/0x40

 6664 06:18:33.264304  # [   44.936815]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6665 06:18:33.267875  # [   44.942456] RIP: 0033:0x7f90d3526473

 6666 06:18:33.287378  # [   44.946447] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6667 06:18:33.297222  # [   44.967436] RSP: 002b:00007ffd3c337df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6668 06:18:33.304044  # [   44.975894] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f90d3526473

 6669 06:18:33.313761  # [   44.983859] RDX: 000000000000001f RSI: 00007f90d341a000 RDI: 0000000000000001

 6670 06:18:33.320201  # [   44.991831] RBP: 00007f90d341a000 R08: 00007f90d3419010 R09: 0000000000000000

 6671 06:18:33.330094  # [   44.999802] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6672 06:18:33.336780  # [   45.007775] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6673 06:18:33.340066  # [   45.015757] irq event stamp: 0

 6674 06:18:33.353497  # [   45.019189] hardirqs last  enabled at (0): [<0[   55.756021] lkdtm: Performing direct entry USERCOPY_KERNEL

 6675 06:18:33.353638  000000000000000>] 0x0

 6676 06:18:33.366052  # [   45.026190] hardirqs last disabled a[   55.764076] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffbd57ed30

 6677 06:18:33.372710  t (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6678 06:18:33.382950  # [   45.[   55.778967] lkdtm: attempting bad copy_to_user from kernel text: ffffffffbbce1430

 6679 06:18:33.392524  035325] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy[   55.793549] lkdtm: FAIL: survived bad copy_to_user()

 6680 06:18:33.396431  _process+0x664/0x1c60

 6681 06:18:33.402392  # [   45.044454] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6682 06:18:33.408881  # [   45.051455] ---[ end trace e2cd4c44169b9e88 ]---

 6683 06:18:33.412132  # [   45.056610] lkdtm: Overflow detected: saturated

 6684 06:18:33.418986  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6685 06:18:33.425359  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6686 06:18:33.428768  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6687 06:18:33.435414  # [   45.221634] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6688 06:18:33.441685  # [   45.229593] lkdtm: attempting good refcount_dec()

 6689 06:18:33.448309  # [   45.234878] lkdtm: attempting bad refcount_dec() to zero

 6690 06:18:33.451336  # [   45.240811] ------------[ cut here ]------------

 6691 06:18:33.458261  # [   45.245968] refcount_t: decrement hit 0; leaking memory.

 6692 06:18:33.468121  # [   45.251928] WARNING: CPU: 3 PID: 2094 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6693 06:18:33.520655  # [   45.267579] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6694 06:18:33.530683  # [   45.326284] CPU: 3 PID: 2094 C[   55.931441] lkdtm: Performing direct entry STACKLEAK_ERASING

 6695 06:18:33.537200  omm: cat Tainted: G      D W         5.10.184-cip36 #1

 6696 06:18:33.543775  # [   45[   55.942158] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6697 06:18:33.550480  .334937] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6698 06:18:33.557058  [   55.956286] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6699 06:18:33.563684  # [   45.341752] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6700 06:18:33.570491  # [   55.970257] lkdtm: FAIL: the thread stack is NOT properly erased

 6701 06:18:33.586779  [   45.347590] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c[   55.983170] CPU: 0 PID: 2867 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6702 06:18:33.593193  [   55.998016] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6703 06:18:33.596382  [   56.004819] Call Trace:

 6704 06:18:33.599794  [   56.007550]  dump_stack+0x77/0x9b

 6705 06:18:33.606441  [   56.011253]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 6706 06:18:33.609715  [   56.016412]  direct_entry.cold+0x2c/0x38

 6707 06:18:33.612832  [   56.020783]  full_proxy_write+0x53/0x80

 6708 06:18:33.616100  [   56.025070]  vfs_write+0xe7/0x3b0

 6709 06:18:33.619366  [   56.028774]  ksys_write+0x68/0xf0

 6710 06:18:33.625704  [   56.032474]  do_syscall_64+0x30/0x40

 6711 06:18:33.629080  [   56.036469]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6712 06:18:33.635992  [   56.042108] RIP: 0033:0x7fa33ac75473

 6713 06:18:33.655485  [   56.046087] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6714 06:18:33.665396  [   56.067058] RSP: 002b:00007fffad518ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6715 06:18:33.671674  [   56.075515] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa33ac75473

 6716 06:18:33.678366  [   56.083483] RDX: 0000000000000012 RSI: 00007fa33ab69000 RDI: 0000000000000001

 6717 06:18:33.688446  [   56.091441] RBP: 00007fa33ab69000 R08: 00007fa33ab68010 R09: 0000000000000000

 6718 06:18:33.694988  [   56.099408] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6719 06:18:33.705051  [   56.107375] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6720 06:18:33.718538  0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6721 06:18:33.724941  # [   45.368580] RSP: 0018:ffffb251429a7e48 EFLAGS: 00010286

 6722 06:18:33.731735  # [   45.374416] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6723 06:18:33.740914  # [   45.382388] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 6724 06:18:33.747827  # [   45.390362] RBP: ffffffffbd9f9189 R08: 0000000000000000 R09: 0000000000000000

 6725 06:18:33.757371  # [   45.398334] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6726 06:18:33.764193  # [   45.406307] R13: ffffb251429a7f10 R14: ffffb251429a7f10 R15: ffff9dcb068d7000

 6727 06:18:33.774173  # [   45.414282] FS:  00007ff201e9a580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6728 06:18:33.780518  # [   45.423322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6729 06:18:33.790408  # [   45.429743] CR2: 00007ff201ca4000 CR3: 000000010461a005 CR4: 00000000003706e0

 6730 06:18:33.793660  # [   45.437753] Call Trace:

 6731 06:18:33.796960  # [   45.440486]  ? __warn+0x80/0x110

 6732 06:18:33.800408  # [   45.444118]  ? refcount_warn_saturate+0xfb/0x110

 6733 06:18:33.806711  # [   45.449276]  ? report_bug+0x9e/0xc0

 6734 06:18:33.810204  # [   45.453171]  ? handle_bug+0x41/0x90

 6735 06:18:33.813350  # [   45.457086]  ? exc_invalid_op+0x14/0x70

 6736 06:18:33.819943  # [   45.461360]  ? asm_exc_invalid_op+0x12/0x20

 6737 06:18:33.823899  # [   45.466033]  ? refcount_warn_saturate+0xfb/0x110

 6738 06:18:33.829718  # [   45.471215]  ? refcount_warn_saturate+0xfb/0x110

 6739 06:18:33.833074  # [   45.476374]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6740 06:18:33.839715  # [   45.481360]  direct_entry.cold+0x2c/0x38

 6741 06:18:33.843098  # [   45.485761]  full_proxy_write+0x53/0x80

 6742 06:18:33.852899  # [   45.490047]  vfs_write+0xe[   56.253097] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 6743 06:18:33.852986  7/0x3b0

 6744 06:18:33.859723  # [   45.499962]  ksys_write+0x68/0xf0

 6745 06:18:33.866089  # [   45.509879[   56.264648] lkdtm: Calling matched prototype ...

 6746 06:18:33.866174  ]  do_syscall_64+0x30/0x40

 6747 06:18:33.875990  # [   45.520091]  entry_SYSCALL_64_a[   56.276049] lkdtm: Calling mismatched prototype ...

 6748 06:18:33.879486  fter_hwframe+0x61/0xc6

 6749 06:18:33.889240  # [   45.525764] RIP: 0033:0x7ff201db047[   56.287715] lkdtm: Fail: survived mismatched prototype function call!

 6750 06:18:33.889331  3

 6751 06:18:33.912475  # [   45.529758] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6752 06:18:33.918929  # [   45.550754] RSP: 002b:00007fff43ac7b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6753 06:18:33.928413  # [   45.559241] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff201db0473

 6754 06:18:33.934975  # [   45.567230] RDX: 0000000000000012 RSI: 00007ff201ca4000 RDI: 0000000000000001

 6755 06:18:33.944837  # [   45.581409] RBP: 00007ff201ca4000 R08: 00007ff201ca3010 R09: 0000000000000000

 6756 06:18:33.951357  # [   45.589382] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6757 06:18:33.961148  # [   45.597356] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6758 06:18:33.964429  # [   45.605353] irq event stamp: 0

 6759 06:18:33.971137  # [   45.608774] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6760 06:18:33.980971  # [   45.621985] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6761 06:18:33.990870  # [   45.631125] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6762 06:18:33.997173  # [   45.640264] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6763 06:18:34.003769  # [   45.647266] ---[ end trace e2cd4c44169b9e89 ]---

 6764 06:18:34.006983  # [   45.652421] lkdtm: Zero detected: saturated

 6765 06:18:34.013543  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6766 06:18:34.017253  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6767 06:18:34.020066  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6768 06:18:34.030114  # [   45.808385] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6769 06:18:34.036560  # [   45.819227] lkdtm: attempting bad refcount_dec() below zero

 6770 06:18:34.040047  # [   45.831697] ------------[ cut here ]------------

 6771 06:18:34.046455  # [   45.843061] refcount_t: decrement hit 0; leaking memory.

 6772 06:18:34.056426  # [   45.855253] WARNING: CPU: 0 PID: 2129 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6773 06:18:34.111888  # [   45.870863] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6774 06:18:34.121795  # [   45.929552] CPU: 0 PID: 2129 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6775 06:18:34.128409  # [   45.944402] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6776 06:18:34.135051  # [   45.957437] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6777 06:18:34.154684  # [   45.969481] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6778 06:18:34.161519  # [   45.996694] RSP: 0018:ffffb25142a2fe48 EFLAGS: 00010286

 6779 06:18:34.171121  # [   46.008732] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6780 06:18:34.177850  # [   46.022924] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 6781 06:18:34.187767  # [   46.037113] RBP: ffffffffbd9f919b R08: 0000000000000000 R09: 0000000000000000

 6782 06:18:34.197681  # [   46.051308] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6783 06:18:34.204172  # [   46.065484] R13: ffffb25142a2ff10 R14: ffffb25142a2ff10 R15: ffff9dcb03c3e000

 6784 06:18:34.214116  # [   46.079689] FS:  00007fdadb0a0580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 6785 06:18:34.220348  # [   46.094925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6786 06:18:34.230246  # [   46.107555] CR2: 00007fdadaeaa000 CR3: 0000000103298002 CR4: 00000000003706f0

 6787 06:18:34.233594  # [   46.121729] Call Trace:

 6788 06:18:34.237146  # [   46.130703]  ? __warn+0x80/0x110

 6789 06:18:34.243916  # [   46.140500]  ? refcount_warn_saturate+0xfb/0x110

 6790 06:18:34.246841  # [   46.151892]  ? report_bug+0x9e/0xc0

 6791 06:18:34.249899  # [   46.161980]  ? handle_bug+0x41/0x90

 6792 06:18:34.256523  # [   46.172108]  ? exc_invalid_op+0x14/0x70

 6793 06:18:34.259697  # [   46.182592]  ? asm_exc_invalid_op+0x12/0x20

 6794 06:18:34.266697  # [   46.193507]  ? refcount_warn_saturate+0xfb/0x110

 6795 06:18:34.269514  # [   46.204858]  ? refcount_warn_saturate+0xfb/0x110

 6796 06:18:34.276142  # [   46.216252]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6797 06:18:34.282588  # [   46.227801]  direct_entry.cold+0x2c/0x38

 6798 06:18:34.286100  # [   46.238415]  full_proxy_write+0x53/0x80

 6799 06:18:34.289925  # [   46.248900]  vfs_write+0xe7/0x3b0

 6800 06:18:34.296042  # [   46.258815]  ksys_write+0x68/0xf0

 6801 06:18:34.299055  # [   46.268762]  do_syscall_64+0x30/0x40

 6802 06:18:34.305818  # [   46.278962]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6803 06:18:34.309259  # [   46.290818] RIP: 0033:0x7fdadafb6473

 6804 06:18:34.331739  # [   46.301033] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6805 06:18:34.338474  # [   46.328226] RSP: 002b:00007ffcf6af8078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6806 06:18:34.348156  # [   46.342913] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fdadafb6473

 6807 06:18:34.358161  # [   46.357096] RDX: 0000000000000016 RSI: 00007fdadaeaa000 RDI: 0000000000000001

 6808 06:18:34.365046  # [   46.371292] RBP: 00007fdadaeaa000 R08: 00007fdadaea9010 R09: 0000000000000000

 6809 06:18:34.374675  # [   46.385471] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6810 06:18:34.380950  # [   46.399670] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6811 06:18:34.384634  # [   46.413855] irq event stamp: 0

 6812 06:18:34.394940  # [   46.423477] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6813 06:18:34.404822  # [   46.436726] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6814 06:18:34.414245  # [   46.452073] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6815 06:18:34.420620  # [   46.467432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6816 06:18:34.426953  # [   46.480646] ---[ end trace e2cd4c44169b9e8a ]---

 6817 06:18:34.430310  # [   46.492028] lkdtm: Negative detected: saturated

 6818 06:18:34.436944  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6819 06:18:34.443422  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6820 06:18:34.446685  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6821 06:18:34.456489  # [   46.683038] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6822 06:18:34.463280  # [   46.691136] lkdtm: attempting bad refcount_dec_and_test() below zero

 6823 06:18:34.469766  # [   46.698263] ------------[ cut here ]------------

 6824 06:18:34.476178  # [   46.703461] refcount_t: underflow; use-after-free.

 6825 06:18:34.486528  # [   46.708856] WARNING: CPU: 3 PID: 2164 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6826 06:18:34.538733  # [   46.718297] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6827 06:18:34.548469  # [   46.776950] CPU: 3 PID: 2164 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6828 06:18:34.555523  # [   46.785635] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6829 06:18:34.561780  # [   46.792444] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6830 06:18:34.585063  # [   46.798284] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 6831 06:18:34.591278  # [   46.819304] RSP: 0018:ffffb25142ad7e40 EFLAGS: 00010286

 6832 06:18:34.597710  # [   46.825143] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6833 06:18:34.607598  # [   46.833116] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 6834 06:18:34.614457  # [   46.841092] RBP: ffffffffbd9f8df0 R08: 0000000000000000 R09: 0000000000000000

 6835 06:18:34.624086  # [   46.849095] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6836 06:18:34.630612  # [   46.857069] R13: ffffb25142ad7f10 R14: ffffb25142ad7f10 R15: ffff9dcb03c42000

 6837 06:18:34.640919  # [   46.865042] FS:  00007f3430065580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6838 06:18:34.647265  # [   46.874083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6839 06:18:34.656927  # [   46.880500] CR2: 00007f342fe6f000 CR3: 0000000105c04003 CR4: 00000000003706e0

 6840 06:18:34.660597  # [   46.888474] Call Trace:

 6841 06:18:34.663795  # [   46.891208]  ? __warn+0x80/0x110

 6842 06:18:34.670530  # [   46.894841]  ? refcount_warn_saturate+0xba/0x110

 6843 06:18:34.673637  # [   46.906207]  ? report_bug+0x9e/0xc0

 6844 06:18:34.676646  # [   46.910134]  ? handle_bug+0x41/0x90

 6845 06:18:34.683227  # [   46.920233]  ? exc_invalid_op+0x14/0x70

 6846 06:18:34.686382  # [   46.924519]  ? asm_exc_invalid_op+0x12/0x20

 6847 06:18:34.692848  # [   46.929226]  ? refcount_warn_saturate+0xba/0x110

 6848 06:18:34.699551  # [   46.934415]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6849 06:18:34.706448  # [   46.946763]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6850 06:18:34.709559  # [   46.953021]  direct_entry.cold+0x2c/0x38

 6851 06:18:34.716044  # [   46.957435]  full_proxy_write+0x53/0x80

 6852 06:18:34.719418  # [   46.961753]  vfs_write+0xe7/0x3b0

 6853 06:18:34.722958  # [   46.971671]  ksys_write+0x68/0xf0

 6854 06:18:34.725975  # [   46.981583]  do_syscall_64+0x30/0x40

 6855 06:18:34.732479  # [   46.991793]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6856 06:18:34.738844  # [   46.997467] RIP: 0033:0x7f342ff7b473

 6857 06:18:34.758560  # [   47.001462] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6858 06:18:34.768644  # [   47.022472] RSP: 002b:00007ffda1bf3858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6859 06:18:34.778403  # [   47.030932] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f342ff7b473

 6860 06:18:34.784991  # [   47.038930] RDX: 000000000000001f RSI: 00007f342fe6f000 RDI: 0000000000000001

 6861 06:18:34.795103  # [   47.046920] RBP: 00007f342fe6f000 R08: 00007f342fe6e010 R09: 0000000000000000

 6862 06:18:34.801469  # [   47.061096] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6863 06:18:34.811848  # [   47.069069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6864 06:18:34.814386  # [   47.077063] irq event stamp: 0

 6865 06:18:34.821140  # [   47.080484] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6866 06:18:34.830885  # [   47.093710] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6867 06:18:34.840807  # [   47.102859] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6868 06:18:34.847363  # [   47.118203] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6869 06:18:34.854368  # [   47.125205] ---[ end trace e2cd4c44169b9e8b ]---

 6870 06:18:34.860447  # [   47.130361] lkdtm: Negative detected: saturated

 6871 06:18:34.867339  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6872 06:18:34.873706  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6873 06:18:34.880371  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6874 06:18:34.886742  # [   47.324739] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6875 06:18:34.893896  # [   47.335844] lkdtm: attempting bad refcount_sub_and_test() below zero

 6876 06:18:34.899944  # [   47.342945] ------------[ cut here ]------------

 6877 06:18:34.906421  # [   47.354315] refcount_t: underflow; use-after-free.

 6878 06:18:34.916389  # [   47.365910] WARNING: CPU: 1 PID: 2199 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6879 06:18:34.969405  # [   47.381525] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6880 06:18:34.978768  # [   47.440230] CPU: 1 PID: 2199 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6881 06:18:34.985408  # [   47.455075] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6882 06:18:34.992183  # [   47.468100] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6883 06:18:35.014780  # [   47.480153] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 6884 06:18:35.021449  # [   47.507356] RSP: 0018:ffffb25142a17e40 EFLAGS: 00010286

 6885 06:18:35.028164  # [   47.513220] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6886 06:18:35.037928  # [   47.527407] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 6887 06:18:35.047781  # [   47.535382] RBP: ffffffffbd9f8e10 R08: 0000000000000000 R09: 0000000000000000

 6888 06:18:35.054647  # [   47.549567] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6889 06:18:35.064171  # [   47.557542] R13: ffffb25142a17f10 R14: ffffb25142a17f10 R15: ffff9dcb05c1e000

 6890 06:18:35.074039  # [   47.565517] FS:  00007f5ec47cb580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 6891 06:18:35.080725  # [   47.580771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6892 06:18:35.087055  # [   47.587192] CR2: 00007f5ec45d5000 CR3: 0000000103272004 CR4: 00000000003706e0

 6893 06:18:35.090507  # [   47.601378] Call Trace:

 6894 06:18:35.093803  # [   47.604128]  ? __warn+0x80/0x110

 6895 06:18:35.100737  # [   47.613927]  ? refcount_warn_saturate+0xba/0x110

 6896 06:18:35.103709  # [   47.625304]  ? report_bug+0x9e/0xc0

 6897 06:18:35.110578  # [   47.635416]  ? handle_bug+0x41/0x90

 6898 06:18:35.113605  # [   47.645525]  ? exc_invalid_op+0x14/0x70

 6899 06:18:35.120259  # [   47.656027]  ? asm_exc_invalid_op+0x12/0x20

 6900 06:18:35.123596  # [   47.666921]  ? refcount_warn_saturate+0xba/0x110

 6901 06:18:35.130293  # [   47.678294]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6902 06:18:35.136827  # [   47.690640]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6903 06:18:35.143142  # [   47.703085]  direct_entry.cold+0x2c/0x38

 6904 06:18:35.146454  # [   47.713685]  full_proxy_write+0x53/0x80

 6905 06:18:35.149809  # [   47.724188]  vfs_write+0xe7/0x3b0

 6906 06:18:35.156359  # [   47.734107]  ksys_write+0x68/0xf0

 6907 06:18:35.159565  # [   47.744026]  do_syscall_64+0x30/0x40

 6908 06:18:35.166233  # [   47.754234]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6909 06:18:35.169557  # [   47.766095] RIP: 0033:0x7f5ec46e1473

 6910 06:18:35.192782  # [   47.776305] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6911 06:18:35.199118  # [   47.803513] RSP: 002b:00007ffc01badad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6912 06:18:35.208922  # [   47.818188] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5ec46e1473

 6913 06:18:35.215448  # [   47.832380] RDX: 000000000000001f RSI: 00007f5ec45d5000 RDI: 0000000000000001

 6914 06:18:35.225391  # [   47.846572] RBP: 00007f5ec45d5000 R08: 00007f5ec45d4010 R09: 0000000000000000

 6915 06:18:35.235449  # [   47.860764] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6916 06:18:35.242001  # [   47.874956] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6917 06:18:35.245351  # [   47.889155] irq event stamp: 0

 6918 06:18:35.254980  # [   47.898777] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6919 06:18:35.261796  # [   47.912001] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6920 06:18:35.271353  # [   47.927360] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6921 06:18:35.281341  # [   47.942718] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6922 06:18:35.284590  # [   47.955940] ---[ end trace e2cd4c44169b9e8c ]---

 6923 06:18:35.291076  # [   47.967315] lkdtm: Negative detected: saturated

 6924 06:18:35.297953  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6925 06:18:35.304387  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6926 06:18:35.307690  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6927 06:18:35.314089  # [   48.122147] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6928 06:18:35.324145  # [   48.134130] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6929 06:18:35.327673  # [   48.141238] lkdtm: Good: zero detected

 6930 06:18:35.333860  # [   48.145428] lkdtm: Correctly stayed at zero

 6931 06:18:35.340700  # [   48.150097] lkdtm: attempting bad refcount_inc() from zero

 6932 06:18:35.343953  # [   48.156222] ------------[ cut here ]------------

 6933 06:18:35.350287  # [   48.161378] refcount_t: addition on 0; use-after-free.

 6934 06:18:35.359898  # [   48.167131] WARNING: CPU: 3 PID: 2231 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6935 06:18:35.416035  # [   48.182765] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6936 06:18:35.425731  # [   48.241493] CPU: 3 PID: 2231 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6937 06:18:35.432510  # [   48.250166] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6938 06:18:35.439093  # [   48.263177] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6939 06:18:35.458711  # [   48.269016] Code: 01 01 e8 c6 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95 bd c6 05 4d f1 f6 01 01 e8 a3 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95

 6940 06:18:35.465440  # [   48.296215] RSP: 0018:ffffb25142b97e48 EFLAGS: 00010286

 6941 06:18:35.475005  # [   48.302053] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6942 06:18:35.481771  # [   48.310025] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 6943 06:18:35.491576  # [   48.317998] RBP: ffffffffbd9f91b1 R08: 0000000000000000 R09: 0000000000000000

 6944 06:18:35.498418  # [   48.325970] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6945 06:18:35.507749  # [   48.333942] R13: ffffb25142b97f10 R14: ffffb25142b97f10 R15: ffff9dcb05edd000

 6946 06:18:35.517470  # [   48.341914] FS:  00007f0a8a88d580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 6947 06:18:35.524552  # [   48.350954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6948 06:18:35.534138  # [   48.357372] CR2: 00007f0a8a697000 CR3: 0000000104730003 CR4: 00000000003706e0

 6949 06:18:35.534226  # [   48.365334] Call Trace:

 6950 06:18:35.540921  # [   48.368065]  ? __warn+0x80/0x110

 6951 06:18:35.544426  # [   48.371701]  ? refcount_warn_saturate+0x74/0x110

 6952 06:18:35.551232  # [   48.383075]  ? report_bug+0x9e/0xc0

 6953 06:18:35.554194  # [   48.386972]  ? handle_bug+0x41/0x90

 6954 06:18:35.557348  # [   48.390865]  ? exc_invalid_op+0x14/0x70

 6955 06:18:35.563796  # [   48.395147]  ? asm_exc_invalid_op+0x12/0x20

 6956 06:18:35.567152  # [   48.399819]  ? refcount_warn_saturate+0x74/0x110

 6957 06:18:35.573758  # [   48.404999]  ? refcount_warn_saturate+0x74/0x110

 6958 06:18:35.580100  # [   48.410154]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6959 06:18:35.583310  # [   48.415117]  direct_entry.cold+0x2c/0x38

 6960 06:18:35.590071  # [   48.419500]  full_proxy_write+0x53/0x80

 6961 06:18:35.593399  # [   48.423806]  vfs_write+0xe7/0x3b0

 6962 06:18:35.596630  # [   48.427509]  ksys_write+0x68/0xf0

 6963 06:18:35.599857  # [   48.437425]  do_syscall_64+0x30/0x40

 6964 06:18:35.606587  # [   48.447632]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6965 06:18:35.613120  # [   48.459490] RIP: 0033:0x7f0a8a7a3473

 6966 06:18:35.632938  # [   48.463513] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6967 06:18:35.642499  # [   48.484500] RSP: 002b:00007ffdae6a2938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6968 06:18:35.649726  # [   48.492980] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f0a8a7a3473

 6969 06:18:35.659210  # [   48.500954] RDX: 0000000000000012 RSI: 00007f0a8a697000 RDI: 0000000000000001

 6970 06:18:35.665754  # [   48.508926] RBP: 00007f0a8a697000 R08: 00007f0a8a696010 R09: 0000000000000000

 6971 06:18:35.675355  # [   48.516898] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6972 06:18:35.681920  # [   48.524869] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6973 06:18:35.688913  # [   48.532847] irq event stamp: 0

 6974 06:18:35.695268  # [   48.536281] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6975 06:18:35.705167  # [   48.549494] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6976 06:18:35.714909  # [   48.558661] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 6977 06:18:35.721578  # [   48.567830] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6978 06:18:35.728082  # [   48.574832] ---[ end trace e2cd4c44169b9e8d ]---

 6979 06:18:35.731225  # [   48.579990] lkdtm: Zero detected: saturated

 6980 06:18:35.737983  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6981 06:18:35.741506  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6982 06:18:35.744719  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6983 06:18:35.751026  # [   48.709834] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6984 06:18:35.760820  # [   48.721550] lkdtm: attempting safe refcount_add_not_zero() from zero

 6985 06:18:35.764334  # [   48.728652] lkdtm: Good: zero detected

 6986 06:18:35.770559  # [   48.732847] lkdtm: Correctly stayed at zero

 6987 06:18:35.777540  # [   48.743730] lkdtm: attempting bad refcount_add() from zero

 6988 06:18:35.780306  # [   48.749858] ------------[ cut here ]------------

 6989 06:18:35.787057  # [   48.761228] refcount_t: addition on 0; use-after-free.

 6990 06:18:35.796850  # [   48.766980] WARNING: CPU: 2 PID: 2263 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6991 06:18:35.852518  # [   48.776442] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 6992 06:18:35.862881  # [   48.835172] CPU: 2 PID: 2263 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 6993 06:18:35.869079  # [   48.843836] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6994 06:18:35.875865  # [   48.856852] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6995 06:18:35.895496  # [   48.862702] Code: 01 01 e8 c6 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95 bd c6 05 4d f1 f6 01 01 e8 a3 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95

 6996 06:18:35.901856  # [   48.889903] RSP: 0018:ffffb25142c17e48 EFLAGS: 00010286

 6997 06:18:35.911771  # [   48.895751] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6998 06:18:35.917966  # [   48.903723] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 6999 06:18:35.927778  # [   48.911716] RBP: ffffffffbd9f91c3 R08: 0000000000000000 R09: 0000000000000000

 7000 06:18:35.934352  # [   48.919701] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7001 06:18:35.944661  # [   48.927674] R13: ffffb25142c17f10 R14: ffffb25142c17f10 R15: ffff9dcb02869000

 7002 06:18:35.954287  # [   48.941857] FS:  00007fd25420c580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 7003 06:18:35.960743  # [   48.950898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7004 06:18:35.970733  # [   48.957316] CR2: 00007fd254016000 CR3: 00000001059ea004 CR4: 00000000003706e0

 7005 06:18:35.973762  # [   48.965287] Call Trace:

 7006 06:18:35.976948  # [   48.968021]  ? __warn+0x80/0x110

 7007 06:18:35.980227  # [   48.971653]  ? refcount_warn_saturate+0x74/0x110

 7008 06:18:35.987109  # [   48.976809]  ? report_bug+0x9e/0xc0

 7009 06:18:35.990169  # [   48.980706]  ? handle_bug+0x41/0x90

 7010 06:18:35.993291  # [   48.990819]  ? exc_invalid_op+0x14/0x70

 7011 06:18:35.999707  # [   49.001322]  ? asm_exc_invalid_op+0x12/0x20

 7012 06:18:36.007119  # [   49.012214]  ? refcount_warn_saturate+0x74/0x110

 7013 06:18:36.009791  # [   49.023586]  ? refcount_warn_saturate+0x74/0x110

 7014 06:18:36.016416  # [   49.034962]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 7015 06:18:36.019619  # [   49.046144]  direct_entry.cold+0x2c/0x38

 7016 06:18:36.026125  # [   49.056743]  full_proxy_write+0x53/0x80

 7017 06:18:36.029803  # [   49.067243]  vfs_write+0xe7/0x3b0

 7018 06:18:36.032801  # [   49.077158]  ksys_write+0x68/0xf0

 7019 06:18:36.039627  # [   49.087079]  do_syscall_64+0x30/0x40

 7020 06:18:36.042615  # [   49.097286]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7021 06:18:36.049223  # [   49.109147] RIP: 0033:0x7fd254122473

 7022 06:18:36.068562  # [   49.119354] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7023 06:18:36.078641  # [   49.146562] RSP: 002b:00007ffcf333d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7024 06:18:36.088512  # [   49.161240] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd254122473

 7025 06:18:36.094848  # [   49.169214] RDX: 0000000000000012 RSI: 00007fd254016000 RDI: 0000000000000001

 7026 06:18:36.105039  # [   49.183401] RBP: 00007fd254016000 R08: 00007fd254015010 R09: 0000000000000000

 7027 06:18:36.111507  # [   49.191375] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7028 06:18:36.121398  # [   49.205563] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7029 06:18:36.124607  # [   49.213540] irq event stamp: 0

 7030 06:18:36.131532  # [   49.223158] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7031 06:18:36.141174  # [   49.236379] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7032 06:18:36.150909  # [   49.251733] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7033 06:18:36.160687  # [   49.267091] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7034 06:18:36.163788  # [   49.274092] ---[ end trace e2cd4c44169b9e8e ]---

 7035 06:18:36.170863  # [   49.285461] lkdtm: Zero detected: saturated

 7036 06:18:36.173844  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 7037 06:18:36.177003  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7038 06:18:36.183838  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7039 06:18:36.190489  # [   49.488878] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 7040 06:18:36.196690  # [   49.495840] lkdtm: attempting bad refcount_inc() from saturated

 7041 06:18:36.203272  # [   49.502481] ------------[ cut here ]------------

 7042 06:18:36.209960  # [   49.507673] refcount_t: saturated; leaking memory.

 7043 06:18:36.220004  # [   49.513078] WARNING: CPU: 3 PID: 2298 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7044 06:18:36.273013  # [   49.522520] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7045 06:18:36.282533  # [   49.581225] CPU: 3 PID: 2298 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7046 06:18:36.288812  # [   49.589906] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7047 06:18:36.295567  # [   49.596715] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7048 06:18:36.318355  # [   49.602551] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 7049 06:18:36.325209  # [   49.623536] RSP: 0018:ffffb25142c7fe48 EFLAGS: 00010286

 7050 06:18:36.331566  # [   49.629372] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 7051 06:18:36.341434  # [   49.637343] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 7052 06:18:36.348072  # [   49.645305] RBP: ffffffffbd9f91d5 R08: 0000000000000000 R09: 0000000000000000

 7053 06:18:36.357757  # [   49.653276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7054 06:18:36.364395  # [   49.661247] R13: ffffb25142c7ff10 R14: ffffb25142c7ff10 R15: ffff9dcb06bdb000

 7055 06:18:36.374304  # [   49.669218] FS:  00007f66fc24d580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 7056 06:18:36.380950  # [   49.678256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7057 06:18:36.390751  # [   49.684665] CR2: 00007f66fc057000 CR3: 0000000104468003 CR4: 00000000003706e0

 7058 06:18:36.394051  # [   49.692636] Call Trace:

 7059 06:18:36.397170  # [   49.695368]  ? __warn+0x80/0x110

 7060 06:18:36.404133  # [   49.699000]  ? refcount_warn_saturate+0x51/0x110

 7061 06:18:36.407320  # [   49.704157]  ? report_bug+0x9e/0xc0

 7062 06:18:36.410765  # [   49.708053]  ? handle_bug+0x41/0x90

 7063 06:18:36.417312  # [   49.711970]  ? exc_invalid_op+0x14/0x70

 7064 06:18:36.420488  # [   49.716251]  ? asm_exc_invalid_op+0x12/0x20

 7065 06:18:36.426948  # [   49.720925]  ? refcount_warn_saturate+0x51/0x110

 7066 06:18:36.433562  # [   49.726105]  ? refcount_warn_saturate+0x51/0x110

 7067 06:18:36.436868  # [   49.731260]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 7068 06:18:36.443522  # [   49.736708]  direct_entry.cold+0x2c/0x38

 7069 06:18:36.447291  # [   49.741089]  full_proxy_write+0x53/0x80

 7070 06:18:36.449963  # [   49.745373]  vfs_write+0xe7/0x3b0

 7071 06:18:36.456601  # [   49.749072]  ksys_write+0x68/0xf0

 7072 06:18:36.460256  # [   49.752772]  do_syscall_64+0x30/0x40

 7073 06:18:36.466577  # [   49.756767]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7074 06:18:36.469773  # [   49.762440] RIP: 0033:0x7f66fc163473

 7075 06:18:36.493257  # [   49.772648] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7076 06:18:36.499079  # [   49.799845] RSP: 002b:00007ffc778778e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7077 06:18:36.509189  # [   49.808334] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f66fc163473

 7078 06:18:36.518771  # [   49.816306] RDX: 0000000000000017 RSI: 00007f66fc057000 RDI: 0000000000000001

 7079 06:18:36.525276  # [   49.824278] RBP: 00007f66fc057000 R08: 00007f66fc056010 R09: 0000000000000000

 7080 06:18:36.535424  # [   49.832248] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7081 06:18:36.541810  # [   49.840222] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7082 06:18:36.549124  # [   49.848197] irq event stamp: 0

 7083 06:18:36.555386  # [   49.851627] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7084 06:18:36.565024  # [   49.858628] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7085 06:18:36.574718  # [   49.867766] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7086 06:18:36.581571  # [   49.876902] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7087 06:18:36.587978  # [   49.883904] ---[ end trace e2cd4c44169b9e8f ]---

 7088 06:18:36.594656  # [   49.889060] lkdtm: Saturation detected: still saturated

 7089 06:18:36.601076  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 7090 06:18:36.604562  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7091 06:18:36.611116  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7092 06:18:36.617978  # [   50.023367] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 7093 06:18:36.624290  # [   50.032479] lkdtm: attempting bad refcount_dec() from saturated

 7094 06:18:36.631063  # [   50.039125] ------------[ cut here ]------------

 7095 06:18:36.638327  # [   50.044284] refcount_t: decrement hit 0; leaking memory.

 7096 06:18:36.646951  # [   50.056442] WARNING: CPU: 2 PID: 2333 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 7097 06:18:36.699571  # [   50.072078] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7098 06:18:36.709437  # [   50.130803] CPU: 2 PID: 2333 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7099 06:18:36.716175  # [   50.139471] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7100 06:18:36.722736  # [   50.152482] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7101 06:18:36.745833  # [   50.158319] Code: 88 41 95 bd c6 05 dd f0 f6 01 01 e8 36 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 41 95 bd c6 05 c4 f0 f6 01 01 e8 1c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7102 06:18:36.752228  # [   50.179325] RSP: 0018:ffffb25142d27e48 EFLAGS: 00010286

 7103 06:18:36.758520  # [   50.185164] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7104 06:18:36.768520  # [   50.193138] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 7105 06:18:36.778294  # [   50.201110] RBP: ffffffffbd9f91ec R08: 0000000000000000 R09: 0000000000000000

 7106 06:18:36.784911  # [   50.209083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7107 06:18:36.794718  # [   50.217056] R13: ffffb25142d27f10 R14: ffffb25142d27f10 R15: ffff9dcb05d1b000

 7108 06:18:36.804542  # [   50.225029] FS:  00007f966640e580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 7109 06:18:36.810916  # [   50.234070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7110 06:18:36.818252  # [   50.240487] CR2: 00007f9666218000 CR3: 0000000103c6e005 CR4: 00000000003706e0

 7111 06:18:36.821083  # [   50.248460] Call Trace:

 7112 06:18:36.824451  # [   50.251195]  ? __warn+0x80/0x110

 7113 06:18:36.830596  # [   50.254820]  ? refcount_warn_saturate+0xfb/0x110

 7114 06:18:36.833839  # [   50.266188]  ? report_bug+0x9e/0xc0

 7115 06:18:36.840434  # [   50.276303]  ? handle_bug+0x41/0x90

 7116 06:18:36.843729  # [   50.286409]  ? exc_invalid_op+0x14/0x70

 7117 06:18:36.850381  # [   50.296914]  ? asm_exc_invalid_op+0x12/0x20

 7118 06:18:36.853591  # [   50.307805]  ? refcount_warn_saturate+0xfb/0x110

 7119 06:18:36.860183  # [   50.319178]  ? refcount_warn_saturate+0xfb/0x110

 7120 06:18:36.866778  # [   50.330552]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7121 06:18:36.870423  # [   50.342222]  direct_entry.cold+0x2c/0x38

 7122 06:18:36.876540  # [   50.352819]  full_proxy_write+0x53/0x80

 7123 06:18:36.880149  # [   50.363322]  vfs_write+0xe7/0x3b0

 7124 06:18:36.883363  # [   50.373239]  ksys_write+0x68/0xf0

 7125 06:18:36.886554  # [   50.383158]  do_syscall_64+0x30/0x40

 7126 06:18:36.893255  # [   50.393365]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7127 06:18:36.896555  # [   50.405226] RIP: 0033:0x7f9666324473

 7128 06:18:36.919439  # [   50.415434] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7129 06:18:36.929152  # [   50.442641] RSP: 002b:00007ffc0cba5f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7130 06:18:36.935567  # [   50.457320] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9666324473

 7131 06:18:36.945490  # [   50.465296] RDX: 0000000000000017 RSI: 00007f9666218000 RDI: 0000000000000001

 7132 06:18:36.952283  # [   50.479483] RBP: 00007f9666218000 R08: 00007f9666217010 R09: 0000000000000000

 7133 06:18:36.962050  # [   50.487459] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7134 06:18:36.971804  # [   50.501646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7135 06:18:36.974974  # [   50.509624] irq event stamp: 0

 7136 06:18:36.981717  # [   50.519240] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7137 06:18:36.992034  # [   50.532462] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7138 06:18:37.001368  # [   50.547819] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7139 06:18:37.008253  # [   50.563176] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7140 06:18:37.014337  # [   50.570178] ---[ end trace e2cd4c44169b9e90 ]---

 7141 06:18:37.021158  # [   50.581546] lkdtm: Saturation detected: still saturated

 7142 06:18:37.027817  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7143 06:18:37.030950  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7144 06:18:37.037520  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7145 06:18:37.044003  # [   50.730555] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7146 06:18:37.050569  # [   50.743423] lkdtm: attempting bad refcount_dec() from saturated

 7147 06:18:37.057143  # [   50.756247] ------------[ cut here ]------------

 7148 06:18:37.063929  # [   50.767620] refcount_t: saturated; leaking memory.

 7149 06:18:37.073878  # [   50.779216] WARNING: CPU: 1 PID: 2368 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7150 06:18:37.126465  # [   50.794833] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7151 06:18:37.136471  # [   50.853506] CPU: 1 PID: 2368 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7152 06:18:37.143007  # [   50.868379] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7153 06:18:37.149388  # [   50.881403] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7154 06:18:37.172377  # [   50.893457] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 81 f1 f6 01 00 75 ee 48 c7 c7 d8 40 95 bd c6 05 71 f1 f6 01 01 e8 c6 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 5d f1 f6 01 00 75 cb 48 c7 c7 00 41 95

 7155 06:18:37.178804  # [   50.920662] RSP: 0018:ffffb25142d77e48 EFLAGS: 00010286

 7156 06:18:37.185518  # [   50.932719] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7157 06:18:37.195693  # [   50.946910] RDX: ffff9dcb7acac660 RSI: ffff9dcb7ac9bf70 RDI: ffff9dcb7ac9bf70

 7158 06:18:37.201957  # [   50.961098] RBP: ffffffffbd9f9203 R08: 0000000000000000 R09: 0000000000000000

 7159 06:18:37.211484  # [   50.975288] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7160 06:18:37.221377  # [   50.989479] R13: ffffb25142d77f10 R14: ffffb25142d77f10 R15: ffff9dcb0279e000

 7161 06:18:37.228002  # [   51.003671] FS:  00007f0a2b622580(0000) GS:ffff9dcb7ac80000(0000) knlGS:0000000000000000

 7162 06:18:37.237751  # [   51.018929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7163 06:18:37.244431  # [   51.031569] CR2: 00007f0a2b42c000 CR3: 0000000103232003 CR4: 00000000003706e0

 7164 06:18:37.247820  # [   51.045758] Call Trace:

 7165 06:18:37.250855  # [   51.054710]  ? __warn+0x80/0x110

 7166 06:18:37.257424  # [   51.064527]  ? refcount_warn_saturate+0x51/0x110

 7167 06:18:37.260705  # [   51.075903]  ? report_bug+0x9e/0xc0

 7168 06:18:37.264586  # [   51.086016]  ? handle_bug+0x41/0x90

 7169 06:18:37.270854  # [   51.096128]  ? exc_invalid_op+0x14/0x70

 7170 06:18:37.273840  # [   51.106629]  ? asm_exc_invalid_op+0x12/0x20

 7171 06:18:37.280545  # [   51.117522]  ? refcount_warn_saturate+0x51/0x110

 7172 06:18:37.287030  # [   51.128896]  ? refcount_warn_saturate+0x51/0x110

 7173 06:18:37.293650  # [   51.134056]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7174 06:18:37.296647  # [   51.145718]  direct_entry.cold+0x2c/0x38

 7175 06:18:37.300029  # [   51.156316]  full_proxy_write+0x53/0x80

 7176 06:18:37.306759  # [   51.166816]  vfs_write+0xe7/0x3b0

 7177 06:18:37.310033  # [   51.176749]  ksys_write+0x68/0xf0

 7178 06:18:37.313571  # [   51.180453]  do_syscall_64+0x30/0x40

 7179 06:18:37.320245  # [   51.190654]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7180 06:18:37.323222  # [   51.196299] RIP: 0033:0x7f0a2b538473

 7181 06:18:37.346211  # [   51.206500] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7182 06:18:37.355834  # [   51.227494] RSP: 002b:00007ffe15c257d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7183 06:18:37.362672  # [   51.242165] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0a2b538473

 7184 06:18:37.372633  # [   51.250141] RDX: 0000000000000017 RSI: 00007f0a2b42c000 RDI: 0000000000000001

 7185 06:18:37.379318  # [   51.264327] RBP: 00007f0a2b42c000 R08: 00007f0a2b42b010 R09: 0000000000000000

 7186 06:18:37.388669  # [   51.272303] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7187 06:18:37.395413  # [   51.286490] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7188 06:18:37.401786  # [   51.294488] irq event stamp: 0

 7189 06:18:37.408533  # [   51.304089] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7190 06:18:37.418350  # [   51.317313] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7191 06:18:37.428411  # [   51.332667] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7192 06:18:37.435020  # [   51.348026] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7193 06:18:37.441614  # [   51.361245] ---[ end trace e2cd4c44169b9e91 ]---

 7194 06:18:37.447912  # [   51.372620] lkdtm: Saturation detected: still saturated

 7195 06:18:37.454765  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 7196 06:18:37.458002  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7197 06:18:37.464397  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7198 06:18:37.474186  # [   51.505730] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7199 06:18:37.481022  # [   51.516825] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7200 06:18:37.487447  # [   51.524315] ------------[ cut here ]------------

 7201 06:18:37.490824  # [   51.529473] refcount_t: saturated; leaking memory.

 7202 06:18:37.500843  # [   51.534853] WARNING: CPU: 3 PID: 2400 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7203 06:18:37.556253  # [   51.544290] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7204 06:18:37.566508  # [   51.602961] CPU: 3 PID: 2400 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7205 06:18:37.572723  # [   51.611616] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7206 06:18:37.579121  # [   51.624642] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7207 06:18:37.602484  # [   51.630509] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 7208 06:18:37.608791  # [   51.651500] RSP: 0018:ffffb25142e2fe38 EFLAGS: 00010282

 7209 06:18:37.615794  # [   51.657338] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7210 06:18:37.625728  # [   51.665316] RDX: ffff9dcb7adac660 RSI: ffff9dcb7ad9bf70 RDI: ffff9dcb7ad9bf70

 7211 06:18:37.635354  # [   51.673323] RBP: ffffffffbd9f8e30 R08: 0000000000000000 R09: 0000000000000000

 7212 06:18:37.641784  # [   51.681319] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7213 06:18:37.651621  # [   51.689284] R13: ffffb25142e2ff10 R14: ffffb25142e2ff10 R15: ffff9dcb026cc000

 7214 06:18:37.658144  # [   51.697257] FS:  00007ff7a5417580(0000) GS:ffff9dcb7ad80000(0000) knlGS:0000000000000000

 7215 06:18:37.664744  # [   51.706297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7216 06:18:37.674760  # [   51.712717] CR2: 00007ff7a5221000 CR3: 00000001044f6002 CR4: 00000000003706e0

 7217 06:18:37.678589  # [   51.720701] Call Trace:

 7218 06:18:37.681679  # [   51.723436]  ? __warn+0x80/0x110

 7219 06:18:37.688394  # [   51.733248]  ? refcount_warn_saturate+0x97/0x110

 7220 06:18:37.691860  # [   51.738404]  ? report_bug+0x9e/0xc0

 7221 06:18:37.694869  # [   51.742299]  ? handle_bug+0x41/0x90

 7222 06:18:37.701596  # [   51.746193]  ? exc_invalid_op+0x14/0x70

 7223 06:18:37.704851  # [   51.750477]  ? asm_exc_invalid_op+0x12/0x20

 7224 06:18:37.711397  # [   51.755151]  ? refcount_warn_saturate+0x97/0x110

 7225 06:18:37.717891  # [   51.760308]  ? refcount_warn_saturate+0x97/0x110

 7226 06:18:37.724695  # [   51.765468]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7227 06:18:37.731059  # [   51.771595]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7228 06:18:37.734349  # [   51.777919]  direct_entry.cold+0x2c/0x38

 7229 06:18:37.737891  # [   51.782301]  full_proxy_write+0x53/0x80

 7230 06:18:37.744481  # [   51.786584]  vfs_write+0xe7/0x3b0

 7231 06:18:37.747591  # [   51.790284]  ksys_write+0x68/0xf0

 7232 06:18:37.751402  # [   51.793985]  do_syscall_64+0x30/0x40

 7233 06:18:37.757525  # [   51.797976]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7234 06:18:37.760803  # [   51.803620] RIP: 0033:0x7ff7a532d473

 7235 06:18:37.783677  # [   51.807612] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7236 06:18:37.793415  # [   51.828603] RSP: 002b:00007ffd8f69a118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7237 06:18:37.800293  # [   51.837062] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007ff7a532d473

 7238 06:18:37.810083  # [   51.845034] RDX: 0000000000000020 RSI: 00007ff7a5221000 RDI: 0000000000000001

 7239 06:18:37.816792  # [   51.852998] RBP: 00007ff7a5221000 R08: 00007ff7a5220010 R09: 0000000000000000

 7240 06:18:37.826302  # [   51.860963] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7241 06:18:37.836173  # [   51.868936] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7242 06:18:37.839559  # [   51.876912] irq event stamp: 0

 7243 06:18:37.846477  # [   51.880346] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7244 06:18:37.856163  # [   51.893565] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7245 06:18:37.865575  # [   51.908920] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7246 06:18:37.872462  # [   51.924276] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7247 06:18:37.878806  # [   51.931278] ---[ end trace e2cd4c44169b9e92 ]---

 7248 06:18:37.885476  # [   51.936435] lkdtm: Saturation detected: still saturated

 7249 06:18:37.892264  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7250 06:18:37.895329  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7251 06:18:37.901784  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7252 06:18:37.911715  # [   52.062513] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7253 06:18:37.918394  # [   52.074326] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7254 06:18:37.924934  # [   52.088058] ------------[ cut here ]------------

 7255 06:18:37.928458  # [   52.099436] refcount_t: saturated; leaking memory.

 7256 06:18:37.938047  # [   52.111015] WARNING: CPU: 0 PID: 2432 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7257 06:18:37.993768  # [   52.126652] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7258 06:18:38.003827  # [   52.185334] CPU: 0 PID: 2432 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7259 06:18:38.010202  # [   52.200221] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7260 06:18:38.016927  # [   52.213274] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7261 06:18:38.039745  # [   52.225295] Code: 01 01 e8 a3 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 3c f1 f6 01 00 75 a8 48 c7 c7 d8 40 95 bd c6 05 2c f1 f6 01 01 e8 80 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95

 7262 06:18:38.046291  # [   52.252540] RSP: 0018:ffffb25142eafe38 EFLAGS: 00010282

 7263 06:18:38.053047  # [   52.264582] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7264 06:18:38.062668  # [   52.278795] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 7265 06:18:38.069246  # [   52.292969] RBP: ffffffffbd9f8e50 R08: 0000000000000000 R09: 0000000000000000

 7266 06:18:38.079019  # [   52.307160] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7267 06:18:38.089335  # [   52.321353] R13: ffffb25142eaff10 R14: ffffb25142eaff10 R15: ffff9dcb04603000

 7268 06:18:38.099424  # [   52.335557] FS:  00007f205b415580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 7269 06:18:38.105848  # [   52.350799] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7270 06:18:38.111970  # [   52.363447] CR2: 00007f205b21f000 CR3: 0000000105c0a001 CR4: 00000000003706f0

 7271 06:18:38.115288  # [   52.377621] Call Trace:

 7272 06:18:38.118969  # [   52.386595]  ? __warn+0x80/0x110

 7273 06:18:38.125207  # [   52.396394]  ? refcount_warn_saturate+0x97/0x110

 7274 06:18:38.128312  # [   52.407797]  ? report_bug+0x9e/0xc0

 7275 06:18:38.135004  # [   52.417889]  ? handle_bug+0x41/0x90

 7276 06:18:38.138208  # [   52.428007]  ? exc_invalid_op+0x14/0x70

 7277 06:18:38.145231  # [   52.438503]  ? asm_exc_invalid_op+0x12/0x20

 7278 06:18:38.148240  # [   52.449407]  ? refcount_warn_saturate+0x97/0x110

 7279 06:18:38.154745  # [   52.460773]  ? refcount_warn_saturate+0x97/0x110

 7280 06:18:38.161358  # [   52.472156]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7281 06:18:38.168211  # [   52.484484]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7282 06:18:38.171061  # [   52.497033]  direct_entry.cold+0x2c/0x38

 7283 06:18:38.177855  # [   52.507647]  full_proxy_write+0x53/0x80

 7284 06:18:38.181034  # [   52.518148]  vfs_write+0xe7/0x3b0

 7285 06:18:38.184993  # [   52.528069]  ksys_write+0x68/0xf0

 7286 06:18:38.190703  # [   52.538009]  do_syscall_64+0x30/0x40

 7287 06:18:38.194210  # [   52.548182]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7288 06:18:38.201340  # [   52.560086] RIP: 0033:0x7f205b32b473

 7289 06:18:38.223712  # [   52.570291] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7290 06:18:38.230200  # [   52.597500] RSP: 002b:00007ffd57af8658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7291 06:18:38.240553  # [   52.612161] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f205b32b473

 7292 06:18:38.246847  # [   52.626393] RDX: 0000000000000020 RSI: 00007f205b21f000 RDI: 0000000000000001

 7293 06:18:38.256423  # [   52.640568] RBP: 00007f205b21f000 R08: 00007f205b21e010 R09: 0000000000000000

 7294 06:18:38.266595  # [   52.654797] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7295 06:18:38.273211  # [   52.668950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7296 06:18:38.276361  # [   52.683181] irq event stamp: 0

 7297 06:18:38.286032  # [   52.692790] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7298 06:18:38.295698  # [   52.706009] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7299 06:18:38.302441  # [   52.721401] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7300 06:18:38.312296  # [   52.736751] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7301 06:18:38.315548  # [   52.750008] ---[ end trace e2cd4c44169b9e93 ]---

 7302 06:18:38.321998  # [   52.761370] lkdtm: Saturation detected: still saturated

 7303 06:18:38.328711  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7304 06:18:38.336107  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7305 06:18:38.341835  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7306 06:18:38.348336  # [   52.933166] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7307 06:18:38.358387  # [   52.942887] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7308 06:18:38.361481  # [   52.956572] ------------[ cut here ]------------

 7309 06:18:38.368634  # [   52.967935] refcount_t: underflow; use-after-free.

 7310 06:18:38.378163  # [   52.979547] WARNING: CPU: 0 PID: 2467 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7311 06:18:38.433296  # [   52.995186] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7312 06:18:38.439859  # [   53.053862] CPU: 0 PID: 2467 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7313 06:18:38.449515  # [   53.068716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7314 06:18:38.456199  # [   53.081797] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7315 06:18:38.476172  # [   53.093823] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 7316 06:18:38.482705  # [   53.121037] RSP: 0018:ffffb25142f47e40 EFLAGS: 00010286

 7317 06:18:38.492862  # [   53.133106] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7318 06:18:38.499034  # [   53.147313] RDX: ffff9dcb7ac2c660 RSI: ffff9dcb7ac1bf70 RDI: ffff9dcb7ac1bf70

 7319 06:18:38.508905  # [   53.161524] RBP: ffffffffbd9f8e70 R08: 0000000000000000 R09: 0000000000000000

 7320 06:18:38.515462  # [   53.175717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7321 06:18:38.525734  # [   53.189938] R13: ffffb25142f47f10 R14: ffffb25142f47f10 R15: ffff9dcb03d74000

 7322 06:18:38.535458  # [   53.204119] FS:  00007fda97256580(0000) GS:ffff9dcb7ac00000(0000) knlGS:0000000000000000

 7323 06:18:38.542155  # [   53.219392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7324 06:18:38.548380  # [   53.232022] CR2: 00007fda97060000 CR3: 0000000104400005 CR4: 00000000003706f0

 7325 06:18:38.551653  # [   53.246234] Call Trace:

 7326 06:18:38.555233  # [   53.255263]  ? __warn+0x80/0x110

 7327 06:18:38.561662  # [   53.265033]  ? refcount_warn_saturate+0xba/0x110

 7328 06:18:38.564965  # [   53.276473]  ? report_bug+0x9e/0xc0

 7329 06:18:38.571245  # [   53.286606]  ? handle_bug+0x41/0x90

 7330 06:18:38.574406  # [   53.296730]  ? exc_invalid_op+0x14/0x70

 7331 06:18:38.580977  # [   53.307219]  ? asm_exc_invalid_op+0x12/0x20

 7332 06:18:38.584402  # [   53.318148]  ? refcount_warn_saturate+0xba/0x110

 7333 06:18:38.591176  # [   53.329522]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7334 06:18:38.597835  # [   53.341886]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7335 06:18:38.604360  # [   53.354431]  direct_entry.cold+0x2c/0x38

 7336 06:18:38.607508  # [   53.365070]  full_proxy_write+0x53/0x80

 7337 06:18:38.610816  # [   53.375549]  vfs_write+0xe7/0x3b0

 7338 06:18:38.617803  # [   53.385478]  ksys_write+0x68/0xf0

 7339 06:18:38.620752  # [   53.395389]  do_syscall_64+0x30/0x40

 7340 06:18:38.627415  # [   53.405644]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7341 06:18:38.630808  # [   53.417487] RIP: 0033:0x7fda9716c473

 7342 06:18:38.653572  # [   53.427753] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7343 06:18:38.660132  # [   53.454955] RSP: 002b:00007ffcb69634e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7344 06:18:38.669780  # [   53.469682] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fda9716c473

 7345 06:18:38.679678  # [   53.483857] RDX: 0000000000000020 RSI: 00007fda97060000 RDI: 0000000000000001

 7346 06:18:38.686432  # [   53.498084] RBP: 00007fda97060000 R08: 00007fda9705f010 R09: 0000000000000000

 7347 06:18:38.696242  # [   53.512266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7348 06:18:38.702909  # [   53.526498] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7349 06:18:38.706385  # [   53.540683] irq event stamp: 0

 7350 06:18:38.716043  # [   53.550352] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7351 06:18:38.725452  # [   53.563554] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7352 06:18:38.735543  # [   53.578974] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7353 06:18:38.742276  # [   53.594299] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7354 06:18:38.748709  # [   53.607556] ---[ end trace e2cd4c44169b9e94 ]---

 7355 06:18:38.752048  # [   53.618920] lkdtm: Saturation detected: still saturated

 7356 06:18:38.762075  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7357 06:18:38.768458  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7358 06:18:38.775042  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7359 06:18:38.781334  # [   53.755903] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7360 06:18:38.787992  # [   53.769160] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7361 06:18:38.794933  # [   53.776659] ------------[ cut here ]------------

 7362 06:18:38.801052  # [   53.781829] refcount_t: underflow; use-after-free.

 7363 06:18:38.811053  # [   53.787219] WARNING: CPU: 2 PID: 2502 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7364 06:18:38.863734  # [   53.796661] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs videobuf2_vmalloc cros_ec_lightbar cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger cros_ec_sensorhub videobuf2_memops snd_soc_core videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_compress videobuf2_common snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify cros_kbd_led_backlight chromeos_pstore coreboot_table

 7365 06:18:38.873972  # [   53.855335] CPU: 2 PID: 2502 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7366 06:18:38.880123  # [   53.863990] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7367 06:18:38.886749  # [   53.870834] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7368 06:18:38.909561  # [   53.876691] Code: 01 01 e8 80 ed c0 00 0f 0b c3 cc cc cc cc 80 3d 16 f1 f6 01 00 75 85 48 c7 c7 30 41 95 bd c6 05 06 f1 f6 01 01 e8 5d ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d f1 f0 f6 01 00 0f 85 5e ff ff ff 48 c7

 7369 06:18:38.916356  # [   53.897694] RSP: 0018:ffffb25142fc7e40 EFLAGS: 00010286

 7370 06:18:38.923103  # [   53.909744] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7371 06:18:38.932673  # [   53.923934] RDX: ffff9dcb7ad2c660 RSI: ffff9dcb7ad1bf70 RDI: ffff9dcb7ad1bf70

 7372 06:18:38.942582  # [   53.938128] RBP: ffffffffbd9f8e90 R08: 0000000000000000 R09: 0000000000000000

 7373 06:18:38.949261  # [   53.946134] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7374 06:18:38.959134  # [   53.954110] R13: ffffb25142fc7f10 R14: ffffb25142fc7f10 R15: ffff9dcb05a0c000

 7375 06:18:38.968988  # [   53.962085] FS:  00007fc7d4127580(0000) GS:ffff9dcb7ad00000(0000) knlGS:0000000000000000

 7376 06:18:38.975572  # [   53.971129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7377 06:18:38.982109  # [   53.977549] CR2: 00007fc7d3f31000 CR3: 0000000103090003 CR4: 00000000003706e0

 7378 06:18:38.985450  # [   53.985525] Call Trace:

 7379 06:18:38.992182  # [   53.988260]  ? __warn+0x80/0x110

 7380 06:18:38.995000  # [   53.991895]  ? refcount_warn_saturate+0xba/0x110

 7381 06:18:39.001816  # [   54.003262]  ? report_bug+0x9e/0xc0

 7382 06:18:39.005196  # [   54.007192]  ? handle_bug+0x41/0x90

 7383 06:18:39.008476  # [   54.011119]  ? exc_invalid_op+0x14/0x70

 7384 06:18:39.014695  # [   54.015406]  ? asm_exc_invalid_op+0x12/0x20

 7385 06:18:39.021150  # [   54.020112]  ? refcount_warn_saturate+0xba/0x110

 7386 06:18:39.027926  # [   54.025304]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7387 06:18:39.034638  # [   54.031464]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7388 06:18:39.037827  # [   54.037792]  direct_entry.cold+0x2c/0x38

 7389 06:18:39.040901  # [   54.042205]  full_proxy_write+0x53/0x80

 7390 06:18:39.047429  # [   54.046513]  vfs_write+0xe7/0x3b0

 7391 06:18:39.050993  # [   54.050246]  ksys_write+0x68/0xf0

 7392 06:18:39.054276  # [   54.053952]  do_syscall_64+0x30/0x40

 7393 06:18:39.060734  # [   54.057974]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7394 06:18:39.063908  # [   54.063621] RIP: 0033:0x7fc7d403d473

 7395 06:18:39.086990  # [   54.067620] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7396 06:18:39.097215  # [   54.088614] RSP: 002b:00007ffd19f1c368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7397 06:18:39.103473  # [   54.097106] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7d403d473

 7398 06:18:39.113330  # [   54.105081] RDX: 0000000000000020 RSI: 00007fc7d3f31000 RDI: 0000000000000001

 7399 06:18:39.123327  # [   54.113057] RBP: 00007fc7d3f31000 R08: 00007fc7d3f30010 R09: 0000000000000000

 7400 06:18:39.129867  # [   54.121033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7401 06:18:39.139641  # [   54.129008] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7402 06:18:39.142969  # [   54.136990] irq event stamp: 0

 7403 06:18:39.149436  # [   54.140429] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7404 06:18:39.159423  # [   54.147434] hardirqs last disabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7405 06:18:39.169520  # [   54.156606] softirqs last  enabled at (0): [<ffffffffbbafd844>] copy_process+0x664/0x1c60

 7406 06:18:39.176140  # [   54.165758] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7407 06:18:39.182353  # [   54.172762] ---[ end trace e2cd4c44169b9e95 ]---

 7408 06:18:39.188889  # [   54.177921] lkdtm: Saturation detected: still saturated

 7409 06:18:39.195671  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7410 06:18:39.202230  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7411 06:18:39.205755  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7412 06:18:39.208505  # Skipping REFCOUNT_TIMING: timing only

 7413 06:18:39.215050  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7414 06:18:39.218621  # selftests: lkdtm: ATOMIC_TIMING.sh

 7415 06:18:39.222049  # Skipping ATOMIC_TIMING: timing only

 7416 06:18:39.228432  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7417 06:18:39.231701  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7418 06:18:39.238408  # [   54.589555] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7419 06:18:39.244732  # [   54.599321] lkdtm: attempting good copy_to_user of correct size

 7420 06:18:39.254799  # [   54.605949] lkdtm: attempting bad copy_to_user of too large size

 7421 06:18:39.258272  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7422 06:18:39.264678  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7423 06:18:39.271054  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7424 06:18:39.277914  # [   54.731630] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7425 06:18:39.284532  # [   54.743967] lkdtm: attempting good copy_from_user of correct size

 7426 06:18:39.291304  # [   54.756998] lkdtm: attempting bad copy_from_user of too large size

 7427 06:18:39.297430  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7428 06:18:39.303960  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7429 06:18:39.310706  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7430 06:18:39.316974  # [   54.896289] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7431 06:18:39.323491  # [   54.907843] lkdtm: attempting good copy_to_user inside whitelist

 7432 06:18:39.330349  # [   54.920742] lkdtm: attempting bad copy_to_user outside whitelist

 7433 06:18:39.336677  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7434 06:18:39.343548  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7435 06:18:39.350318  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7436 06:18:39.356848  # [   55.058998] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7437 06:18:39.366887  # [   55.071579] lkdtm: attempting good copy_from_user inside whitelist

 7438 06:18:39.373135  # [   55.078506] lkdtm: attempting bad copy_from_user outside whitelist

 7439 06:18:39.379993  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7440 06:18:39.386308  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7441 06:18:39.389435  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7442 06:18:39.396041  # [   55.220244] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7443 06:18:39.406081  # [   55.229120] lkdtm: good_stack: ffffb25143377e20-ffffb25143377e40

 7444 06:18:39.412302  # [   55.235847] lkdtm: bad_stack : ffffb25143377da8-ffffb25143377dc8

 7445 06:18:39.419266  # [   55.242587] lkdtm: attempting good copy_to_user of local stack

 7446 06:18:39.425395  # [   55.255309] lkdtm: attempting bad copy_to_user of distant stack

 7447 06:18:39.432157  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7448 06:18:39.438737  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7449 06:18:39.442069  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7450 06:18:39.451777  # [   55.382634] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7451 06:18:39.458418  # [   55.393458] lkdtm: good_stack: ffffb25143427e20-ffffb25143427e40

 7452 06:18:39.465140  # [   55.406416] lkdtm: bad_stack : ffffb25143427da8-ffffb25143427dc8

 7453 06:18:39.471530  # [   55.419346] lkdtm: attempting good copy_from_user of local stack

 7454 06:18:39.478462  # [   55.432226] lkdtm: attempting bad copy_from_user of distant stack

 7455 06:18:39.484990  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7456 06:18:39.491681  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7457 06:18:39.498279  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7458 06:18:39.504789  # [   55.564208] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7459 06:18:39.511424  # [   55.576296] lkdtm: good_stack: ffffb251434afe20-ffffb251434afe40

 7460 06:18:39.517997  # [   55.589255] lkdtm: bad_stack : ffffb251434afff8-ffffb251434b0018

 7461 06:18:39.524562  # [   55.602230] lkdtm: attempting good copy_to_user of local stack

 7462 06:18:39.531148  # [   55.615091] lkdtm: attempting bad copy_to_user of distant stack

 7463 06:18:39.538015  # [   55.627820] lkdtm: copy_to_user failed, but lacked Oops

 7464 06:18:39.544212  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7465 06:18:39.550863  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7466 06:18:39.554247  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7467 06:18:39.560817  # [   55.756021] lkdtm: Performing direct entry USERCOPY_KERNEL

 7468 06:18:39.570642  # [   55.764076] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffbd57ed30

 7469 06:18:39.580218  # [   55.778967] lkdtm: attempting bad copy_to_user from kernel text: ffffffffbbce1430

 7470 06:18:39.583287  # [   55.793549] lkdtm: FAIL: survived bad copy_to_user()

 7471 06:18:39.589880  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7472 06:18:39.596711  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7473 06:18:39.599777  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7474 06:18:39.606222  # [   55.931441] lkdtm: Performing direct entry STACKLEAK_ERASING

 7475 06:18:39.616152  # [   55.942158] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7476 06:18:39.622531  # [   55.956286] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7477 06:18:39.629347  # [   55.970257] lkdtm: FAIL: the thread stack is NOT properly erased

 7478 06:18:39.639335  # [   55.983170] CPU: 0 PID: 2867 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 7479 06:18:39.645817  # [   55.998016] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7480 06:18:39.649518  # [   56.004819] Call Trace:

 7481 06:18:39.652403  # [   56.007550]  dump_stack+0x77/0x9b

 7482 06:18:39.659313  # [   56.011253]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7483 06:18:39.665466  # [   56.016412]  direct_entry.cold+0x2c/0x38

 7484 06:18:39.668802  # [   56.020783]  full_proxy_write+0x53/0x80

 7485 06:18:39.672166  # [   56.025070]  vfs_write+0xe7/0x3b0

 7486 06:18:39.675540  # [   56.028774]  ksys_write+0x68/0xf0

 7487 06:18:39.681858  # [   56.032474]  do_syscall_64+0x30/0x40

 7488 06:18:39.688517  # [   56.036469]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7489 06:18:39.691966  # [   56.042108] RIP: 0033:0x7fa33ac75473

 7490 06:18:39.714970  # [   56.046087] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7491 06:18:39.721398  # [   56.067058] RSP: 002b:00007fffad518ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7492 06:18:39.731150  # [   56.075515] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa33ac75473

 7493 06:18:39.738035  # [   56.083483] RDX: 0000000000000012 RSI: 00007fa33ab69000 RDI: 0000000000000001

 7494 06:18:39.747558  # [   56.091441] RBP: 00007fa33ab69000 R08: 00007fa33ab68010 R09: 0000000000000000

 7495 06:18:39.757325  # [   56.099408] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7496 06:18:39.764114  # [   56.107375] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7497 06:18:39.774084  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7498 06:18:39.780305  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7499 06:18:39.783701  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7500 06:18:39.790143  # [   56.253097] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7501 06:18:39.794052  # [   56.264648] lkdtm: Calling matched prototype ...

 7502 06:18:39.800186  # [   56.276049] lkdtm: Calling mismatched prototype ...

 7503 06:18:39.806776  # [   56.287715] lkdtm: Fail: survived mismatched prototype function call!

 7504 06:18:39.813515  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7505 06:18:39.819985  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7506 06:18:40.321716  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7507 06:18:40.321867  lkdtm_BUG_sh pass

 7508 06:18:40.324938  lkdtm_WARNING_sh pass

 7509 06:18:40.328088  lkdtm_WARNING_MESSAGE_sh pass

 7510 06:18:40.331235  lkdtm_EXCEPTION_sh pass

 7511 06:18:40.334850  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7512 06:18:40.341146  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7513 06:18:40.348054  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7514 06:18:40.354445  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7515 06:18:40.357700  lkdtm_CORRUPT_LIST_ADD_sh fail

 7516 06:18:40.361364  lkdtm_CORRUPT_LIST_DEL_sh fail

 7517 06:18:40.364420  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7518 06:18:40.368031  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7519 06:18:40.371029  lkdtm_UNSET_SMEP_sh pass

 7520 06:18:40.377552  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7521 06:18:40.380918  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7522 06:18:40.390694  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7523 06:18:40.397886  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7524 06:18:40.403885  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7525 06:18:40.407229  lkdtm_READ_AFTER_FREE_sh fail

 7526 06:18:40.417411  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7527 06:18:40.420610  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7528 06:18:40.423687  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7529 06:18:40.423801  lkdtm_SLAB_FREE_CROSS_sh fail

 7530 06:18:40.426948  lkdtm_SLAB_FREE_PAGE_sh fail

 7531 06:18:40.433751  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7532 06:18:40.440259  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7533 06:18:40.443684  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7534 06:18:40.450298  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7535 06:18:40.453306  lkdtm_EXEC_DATA_sh pass

 7536 06:18:40.453421  lkdtm_EXEC_STACK_sh pass

 7537 06:18:40.456729  lkdtm_EXEC_KMALLOC_sh pass

 7538 06:18:40.460167  lkdtm_EXEC_VMALLOC_sh pass

 7539 06:18:40.463180  lkdtm_EXEC_RODATA_sh pass

 7540 06:18:40.466394  lkdtm_EXEC_USERSPACE_sh pass

 7541 06:18:40.469744  lkdtm_EXEC_NULL_sh pass

 7542 06:18:40.469859  lkdtm_ACCESS_USERSPACE_sh pass

 7543 06:18:40.473271  lkdtm_ACCESS_NULL_sh pass

 7544 06:18:40.476303  lkdtm_WRITE_RO_sh pass

 7545 06:18:40.479624  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7546 06:18:40.483349  lkdtm_WRITE_KERN_sh pass

 7547 06:18:40.486092  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7548 06:18:40.489495  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7549 06:18:40.492578  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7550 06:18:40.499255  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7551 06:18:40.502564  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7552 06:18:40.505908  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7553 06:18:40.509469  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7554 06:18:40.512640  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7555 06:18:40.515558  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7556 06:18:40.519337  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7557 06:18:40.525668  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7558 06:18:40.528998  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7559 06:18:40.532035  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7560 06:18:40.535599  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7561 06:18:40.541958  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7562 06:18:40.545360  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7563 06:18:40.548591  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7564 06:18:40.555409  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7565 06:18:40.561786  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7566 06:18:40.565177  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7567 06:18:40.568417  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7568 06:18:40.575024  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7569 06:18:40.578364  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7570 06:18:40.581625  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7571 06:18:40.584886  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7572 06:18:40.588446  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7573 06:18:40.591266  lkdtm_USERCOPY_KERNEL_sh fail

 7574 06:18:40.594801  lkdtm_STACKLEAK_ERASING_sh fail

 7575 06:18:40.597786  lkdtm_CFI_FORWARD_PROTO_sh fail

 7576 06:18:40.604963  + ../../utils/send-to-lava.sh ./output/result.txt

 7577 06:18:40.611302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7578 06:18:40.611913  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7580 06:18:40.617756  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7581 06:18:40.618013  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7583 06:18:40.624183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7584 06:18:40.624439  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7586 06:18:40.631278  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7587 06:18:40.631533  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7589 06:18:40.637373  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7590 06:18:40.637590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7592 06:18:40.647574  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7593 06:18:40.647829  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7595 06:18:40.657238  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7596 06:18:40.657494  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7598 06:18:40.667656  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7599 06:18:40.667917  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7601 06:18:40.677099  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7603 06:18:40.680385  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7604 06:18:40.687592  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7605 06:18:40.687861  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7607 06:18:40.693990  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7608 06:18:40.694243  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7610 06:18:40.700430  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7611 06:18:40.700682  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7613 06:18:40.709847  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7614 06:18:40.710100  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7616 06:18:40.739612  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7618 06:18:40.742680  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7619 06:18:40.775867  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7621 06:18:40.779229  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7622 06:18:40.814788  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7623 06:18:40.815050  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7625 06:18:40.858046  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7626 06:18:40.858310  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7628 06:18:40.897485  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7629 06:18:40.897823  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7631 06:18:40.931364  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7632 06:18:40.931622  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7634 06:18:40.956688  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7635 06:18:40.956965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7637 06:18:40.992875  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7638 06:18:40.993159  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7640 06:18:41.020830  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7641 06:18:41.021090  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7643 06:18:41.050570  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7644 06:18:41.050827  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7646 06:18:41.085014  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7647 06:18:41.085312  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7649 06:18:41.127937  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7650 06:18:41.128205  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7652 06:18:41.173325  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7653 06:18:41.173607  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7655 06:18:41.202364  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7656 06:18:41.202622  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7658 06:18:41.228550  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7659 06:18:41.228808  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7661 06:18:41.255696  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7662 06:18:41.255963  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7664 06:18:41.279403  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7665 06:18:41.279663  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7667 06:18:41.311407  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7668 06:18:41.311666  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7670 06:18:41.340974  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7671 06:18:41.341234  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7673 06:18:41.376897  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7674 06:18:41.377180  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7676 06:18:41.426128  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7677 06:18:41.426402  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7679 06:18:41.467683  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7680 06:18:41.467953  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7682 06:18:41.508145  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7683 06:18:41.508412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7685 06:18:41.555929  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7686 06:18:41.556202  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7688 06:18:41.591854  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7690 06:18:41.594654  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7691 06:18:41.627318  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7692 06:18:41.627616  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7694 06:18:41.663763  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7695 06:18:41.664030  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7697 06:18:41.692606  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7699 06:18:41.695039  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7700 06:18:41.723442  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7701 06:18:41.723711  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7703 06:18:41.751287  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7704 06:18:41.751555  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7706 06:18:41.782714  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7707 06:18:41.782982  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7709 06:18:41.810358  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7710 06:18:41.810614  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7712 06:18:41.838474  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7713 06:18:41.838731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7715 06:18:41.866689  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7716 06:18:41.866946  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7718 06:18:41.895676  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7719 06:18:41.895944  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7721 06:18:41.925919  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7722 06:18:41.926177  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7724 06:18:41.953426  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7725 06:18:41.953684  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7727 06:18:41.983115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7728 06:18:41.983379  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7730 06:18:42.012014  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7731 06:18:42.012280  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7733 06:18:42.044767  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7734 06:18:42.045032  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7736 06:18:42.073161  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7737 06:18:42.073425  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7739 06:18:42.103615  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7740 06:18:42.103876  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7742 06:18:42.133436  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7743 06:18:42.133696  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7745 06:18:42.161932  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7746 06:18:42.162193  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7748 06:18:42.191778  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7749 06:18:42.192042  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7751 06:18:42.227401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7752 06:18:42.227670  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7754 06:18:42.263421  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7755 06:18:42.263690  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7757 06:18:42.289936  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7758 06:18:42.290198  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7760 06:18:42.319093  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7761 06:18:42.319349  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7763 06:18:42.352098  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7764 06:18:42.352360  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7766 06:18:42.394100  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7767 06:18:42.394413  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7769 06:18:42.427580  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7770 06:18:42.427844  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7772 06:18:42.467694  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7773 06:18:42.467996  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7775 06:18:42.497341  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7776 06:18:42.497621  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7778 06:18:42.525227  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7779 06:18:42.525562  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7781 06:18:42.552815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7782 06:18:42.553138  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7784 06:18:42.582183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7785 06:18:42.582309  + set +x

 7786 06:18:42.582584  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7788 06:18:42.588955  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 11005187_1.5.2.3.5>

 7789 06:18:42.589215  Received signal: <ENDRUN> 1_kselftest-lkdtm 11005187_1.5.2.3.5
 7790 06:18:42.589297  Ending use of test pattern.
 7791 06:18:42.589376  Ending test lava.1_kselftest-lkdtm (11005187_1.5.2.3.5), duration 48.05
 7793 06:18:42.591955  <LAVA_TEST_RUNNER EXIT>

 7794 06:18:42.592205  ok: lava_test_shell seems to have completed
 7795 06:18:42.592793  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_lkdtm_panic_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass

 7796 06:18:42.592928  end: 3.1 lava-test-shell (duration 00:00:49) [common]
 7797 06:18:42.593031  end: 3 lava-test-retry (duration 00:00:49) [common]
 7798 06:18:42.593136  start: 4 finalize (timeout 00:07:54) [common]
 7799 06:18:42.593242  start: 4.1 power-off (timeout 00:00:30) [common]
 7800 06:18:42.593412  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=off'
 7801 06:18:42.670004  >> Command sent successfully.

 7802 06:18:42.672457  Returned 0 in 0 seconds
 7803 06:18:42.773272  end: 4.1 power-off (duration 00:00:00) [common]
 7805 06:18:42.774714  start: 4.2 read-feedback (timeout 00:07:53) [common]
 7806 06:18:42.775909  Listened to connection for namespace 'common' for up to 1s
 7807 06:18:42.776713  Listened to connection for namespace 'common' for up to 1s
 7808 06:18:43.776370  Finalising connection for namespace 'common'
 7809 06:18:43.776528  Disconnecting from shell: Finalise
 7810 06:18:43.776657  / # 
 7811 06:18:43.876990  end: 4.2 read-feedback (duration 00:00:01) [common]
 7812 06:18:43.877184  end: 4 finalize (duration 00:00:01) [common]
 7813 06:18:43.877333  Cleaning after the job
 7814 06:18:43.877464  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/ramdisk
 7815 06:18:43.879329  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/kernel
 7816 06:18:43.881639  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/nfsrootfs
 7817 06:18:43.975147  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005187/tftp-deploy-k8mbwn4k/modules
 7818 06:18:43.979004  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/11005187
 7819 06:18:44.582622  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/11005187
 7820 06:18:44.582802  Job finished correctly