Boot log: asus-C433TA-AJ0005-rammus

    1 10:22:42.572843  lava-dispatcher, installed at version: 2023.05.1
    2 10:22:42.573053  start: 0 validate
    3 10:22:42.573194  Start time: 2023-06-05 10:22:42.573186+00:00 (UTC)
    4 10:22:42.573334  Using caching service: 'http://localhost/cache/?uri=%s'
    5 10:22:42.573469  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230527.0%2Famd64%2Finitrd.cpio.gz exists
    6 10:22:42.868667  Using caching service: 'http://localhost/cache/?uri=%s'
    7 10:22:42.868860  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.180-cip34-236-g6d219c607dc68%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 10:22:43.158148  Using caching service: 'http://localhost/cache/?uri=%s'
    9 10:22:43.158333  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230527.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 10:22:43.448282  Using caching service: 'http://localhost/cache/?uri=%s'
   11 10:22:43.448461  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.180-cip34-236-g6d219c607dc68%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 10:22:43.741083  validate duration: 1.17
   14 10:22:43.741364  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 10:22:43.741467  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 10:22:43.741570  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 10:22:43.741698  Not decompressing ramdisk as can be used compressed.
   18 10:22:43.741786  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230527.0/amd64/initrd.cpio.gz
   19 10:22:43.741852  saving as /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/ramdisk/initrd.cpio.gz
   20 10:22:43.741915  total size: 5432291 (5MB)
   21 10:22:43.742994  progress   0% (0MB)
   22 10:22:43.744652  progress   5% (0MB)
   23 10:22:43.746128  progress  10% (0MB)
   24 10:22:43.747577  progress  15% (0MB)
   25 10:22:43.749164  progress  20% (1MB)
   26 10:22:43.750594  progress  25% (1MB)
   27 10:22:43.752012  progress  30% (1MB)
   28 10:22:43.753615  progress  35% (1MB)
   29 10:22:43.755033  progress  40% (2MB)
   30 10:22:43.756461  progress  45% (2MB)
   31 10:22:43.757933  progress  50% (2MB)
   32 10:22:43.759521  progress  55% (2MB)
   33 10:22:43.760952  progress  60% (3MB)
   34 10:22:43.762385  progress  65% (3MB)
   35 10:22:43.763967  progress  70% (3MB)
   36 10:22:43.765402  progress  75% (3MB)
   37 10:22:43.766845  progress  80% (4MB)
   38 10:22:43.768263  progress  85% (4MB)
   39 10:22:43.769935  progress  90% (4MB)
   40 10:22:43.771433  progress  95% (4MB)
   41 10:22:43.772876  progress 100% (5MB)
   42 10:22:43.773103  5MB downloaded in 0.03s (166.14MB/s)
   43 10:22:43.773264  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 10:22:43.773597  end: 1.1 download-retry (duration 00:00:00) [common]
   46 10:22:43.773686  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 10:22:43.773778  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 10:22:43.773915  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-236-g6d219c607dc68/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 10:22:43.773995  saving as /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/kernel/bzImage
   50 10:22:43.774060  total size: 16408960 (15MB)
   51 10:22:43.774122  No compression specified
   52 10:22:43.775243  progress   0% (0MB)
   53 10:22:43.779646  progress   5% (0MB)
   54 10:22:43.783977  progress  10% (1MB)
   55 10:22:43.788284  progress  15% (2MB)
   56 10:22:43.792592  progress  20% (3MB)
   57 10:22:43.796902  progress  25% (3MB)
   58 10:22:43.801207  progress  30% (4MB)
   59 10:22:43.805517  progress  35% (5MB)
   60 10:22:43.809818  progress  40% (6MB)
   61 10:22:43.814140  progress  45% (7MB)
   62 10:22:43.818468  progress  50% (7MB)
   63 10:22:43.822790  progress  55% (8MB)
   64 10:22:43.827120  progress  60% (9MB)
   65 10:22:43.831435  progress  65% (10MB)
   66 10:22:43.835741  progress  70% (10MB)
   67 10:22:43.840084  progress  75% (11MB)
   68 10:22:43.844377  progress  80% (12MB)
   69 10:22:43.848614  progress  85% (13MB)
   70 10:22:43.852849  progress  90% (14MB)
   71 10:22:43.857079  progress  95% (14MB)
   72 10:22:43.861421  progress 100% (15MB)
   73 10:22:43.861682  15MB downloaded in 0.09s (178.61MB/s)
   74 10:22:43.861840  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 10:22:43.862085  end: 1.2 download-retry (duration 00:00:00) [common]
   77 10:22:43.862174  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 10:22:43.862267  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 10:22:43.862410  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230527.0/amd64/full.rootfs.tar.xz
   80 10:22:43.862484  saving as /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/nfsrootfs/full.rootfs.tar
   81 10:22:43.862549  total size: 207183956 (197MB)
   82 10:22:43.862612  Using unxz to decompress xz
   83 10:22:43.865986  progress   0% (0MB)
   84 10:22:44.445942  progress   5% (9MB)
   85 10:22:45.012370  progress  10% (19MB)
   86 10:22:45.652099  progress  15% (29MB)
   87 10:22:46.035076  progress  20% (39MB)
   88 10:22:46.425120  progress  25% (49MB)
   89 10:22:47.108931  progress  30% (59MB)
   90 10:22:47.719138  progress  35% (69MB)
   91 10:22:48.408872  progress  40% (79MB)
   92 10:22:49.009521  progress  45% (88MB)
   93 10:22:49.618349  progress  50% (98MB)
   94 10:22:50.286835  progress  55% (108MB)
   95 10:22:50.990917  progress  60% (118MB)
   96 10:22:51.138891  progress  65% (128MB)
   97 10:22:51.285365  progress  70% (138MB)
   98 10:22:51.385092  progress  75% (148MB)
   99 10:22:51.454508  progress  80% (158MB)
  100 10:22:51.528081  progress  85% (167MB)
  101 10:22:51.638595  progress  90% (177MB)
  102 10:22:51.924610  progress  95% (187MB)
  103 10:22:52.557639  progress 100% (197MB)
  104 10:22:52.564022  197MB downloaded in 8.70s (22.71MB/s)
  105 10:22:52.564357  end: 1.3.1 http-download (duration 00:00:09) [common]
  107 10:22:52.564639  end: 1.3 download-retry (duration 00:00:09) [common]
  108 10:22:52.564761  start: 1.4 download-retry (timeout 00:09:51) [common]
  109 10:22:52.564876  start: 1.4.1 http-download (timeout 00:09:51) [common]
  110 10:22:52.565023  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-236-g6d219c607dc68/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 10:22:52.565097  saving as /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/modules/modules.tar
  112 10:22:52.565159  total size: 3403180 (3MB)
  113 10:22:52.565248  Using unxz to decompress xz
  114 10:22:52.568634  progress   0% (0MB)
  115 10:22:52.575045  progress   5% (0MB)
  116 10:22:52.583575  progress  10% (0MB)
  117 10:22:52.593681  progress  15% (0MB)
  118 10:22:52.607014  progress  20% (0MB)
  119 10:22:52.615992  progress  25% (0MB)
  120 10:22:52.626164  progress  30% (1MB)
  121 10:22:52.636762  progress  35% (1MB)
  122 10:22:52.650995  progress  40% (1MB)
  123 10:22:52.662126  progress  45% (1MB)
  124 10:22:52.671829  progress  50% (1MB)
  125 10:22:52.686110  progress  55% (1MB)
  126 10:22:52.695980  progress  60% (1MB)
  127 10:22:52.705837  progress  65% (2MB)
  128 10:22:52.715622  progress  70% (2MB)
  129 10:22:52.725749  progress  75% (2MB)
  130 10:22:52.737859  progress  80% (2MB)
  131 10:22:52.748549  progress  85% (2MB)
  132 10:22:52.758345  progress  90% (2MB)
  133 10:22:52.768617  progress  95% (3MB)
  134 10:22:52.778256  progress 100% (3MB)
  135 10:22:52.784929  3MB downloaded in 0.22s (14.77MB/s)
  136 10:22:52.785180  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 10:22:52.785439  end: 1.4 download-retry (duration 00:00:00) [common]
  139 10:22:52.785567  start: 1.5 prepare-tftp-overlay (timeout 00:09:51) [common]
  140 10:22:52.785662  start: 1.5.1 extract-nfsrootfs (timeout 00:09:51) [common]
  141 10:22:56.010335  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m
  142 10:22:56.010550  end: 1.5.1 extract-nfsrootfs (duration 00:00:03) [common]
  143 10:22:56.010658  start: 1.5.2 lava-overlay (timeout 00:09:48) [common]
  144 10:22:56.010828  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v
  145 10:22:56.010971  makedir: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin
  146 10:22:56.011081  makedir: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/tests
  147 10:22:56.011181  makedir: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/results
  148 10:22:56.011284  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-add-keys
  149 10:22:56.011426  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-add-sources
  150 10:22:56.011564  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-background-process-start
  151 10:22:56.011689  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-background-process-stop
  152 10:22:56.011811  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-common-functions
  153 10:22:56.011933  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-echo-ipv4
  154 10:22:56.012068  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-install-packages
  155 10:22:56.012190  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-installed-packages
  156 10:22:56.012309  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-os-build
  157 10:22:56.012428  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-probe-channel
  158 10:22:56.012558  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-probe-ip
  159 10:22:56.012685  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-target-ip
  160 10:22:56.012815  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-target-mac
  161 10:22:56.012937  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-target-storage
  162 10:22:56.013072  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-case
  163 10:22:56.013197  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-event
  164 10:22:56.013317  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-feedback
  165 10:22:56.013440  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-raise
  166 10:22:56.013605  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-reference
  167 10:22:56.013738  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-runner
  168 10:22:56.013860  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-set
  169 10:22:56.013983  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-test-shell
  170 10:22:56.014116  Updating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-add-keys (debian)
  171 10:22:56.014267  Updating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-add-sources (debian)
  172 10:22:56.014409  Updating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-install-packages (debian)
  173 10:22:56.014547  Updating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-installed-packages (debian)
  174 10:22:56.014701  Updating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/bin/lava-os-build (debian)
  175 10:22:56.014820  Creating /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/environment
  176 10:22:56.014918  LAVA metadata
  177 10:22:56.014987  - LAVA_JOB_ID=10590700
  178 10:22:56.015051  - LAVA_DISPATCHER_IP=192.168.201.1
  179 10:22:56.015152  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:48) [common]
  180 10:22:56.015230  skipped lava-vland-overlay
  181 10:22:56.015306  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 10:22:56.015386  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:48) [common]
  183 10:22:56.015453  skipped lava-multinode-overlay
  184 10:22:56.015540  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 10:22:56.015618  start: 1.5.2.3 test-definition (timeout 00:09:48) [common]
  186 10:22:56.015707  Loading test definitions
  187 10:22:56.015800  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:48) [common]
  188 10:22:56.015873  Using /lava-10590700 at stage 0
  189 10:22:56.016150  uuid=10590700_1.5.2.3.1 testdef=None
  190 10:22:56.016259  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 10:22:56.016347  start: 1.5.2.3.2 test-overlay (timeout 00:09:48) [common]
  192 10:22:56.016807  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 10:22:56.017032  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:48) [common]
  195 10:22:56.017605  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 10:22:56.017860  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:48) [common]
  198 10:22:56.018402  runner path: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/0/tests/0_timesync-off test_uuid 10590700_1.5.2.3.1
  199 10:22:56.018555  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 10:22:56.018783  start: 1.5.2.3.5 git-repo-action (timeout 00:09:48) [common]
  202 10:22:56.018877  Using /lava-10590700 at stage 0
  203 10:22:56.018975  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 10:22:56.019055  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/0/tests/1_kselftest-lkdtm'
  205 10:23:01.348874  Running '/usr/bin/git checkout kernelci.org
  206 10:23:01.495862  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 10:23:01.496593  uuid=10590700_1.5.2.3.5 testdef=None
  208 10:23:01.496752  end: 1.5.2.3.5 git-repo-action (duration 00:00:05) [common]
  210 10:23:01.497018  start: 1.5.2.3.6 test-overlay (timeout 00:09:42) [common]
  211 10:23:01.497864  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 10:23:01.498113  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:42) [common]
  214 10:23:01.499094  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 10:23:01.499325  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:42) [common]
  217 10:23:01.500269  runner path: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/0/tests/1_kselftest-lkdtm test_uuid 10590700_1.5.2.3.5
  218 10:23:01.500360  BOARD='asus-C433TA-AJ0005-rammus'
  219 10:23:01.500425  BRANCH='cip-gitlab'
  220 10:23:01.500484  SKIPFILE='/dev/null'
  221 10:23:01.500545  SKIP_INSTALL='True'
  222 10:23:01.500616  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-236-g6d219c607dc68/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  223 10:23:01.500678  TST_CASENAME=''
  224 10:23:01.500734  TST_CMDFILES='lkdtm'
  225 10:23:01.500869  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 10:23:01.501078  Creating lava-test-runner.conf files
  228 10:23:01.501154  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/10590700/lava-overlay-818kgi9v/lava-10590700/0 for stage 0
  229 10:23:01.501245  - 0_timesync-off
  230 10:23:01.501314  - 1_kselftest-lkdtm
  231 10:23:01.501410  end: 1.5.2.3 test-definition (duration 00:00:05) [common]
  232 10:23:01.501537  start: 1.5.2.4 compress-overlay (timeout 00:09:42) [common]
  233 10:23:09.127616  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 10:23:09.127768  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:35) [common]
  235 10:23:09.127860  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 10:23:09.127960  end: 1.5.2 lava-overlay (duration 00:00:13) [common]
  237 10:23:09.128052  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:35) [common]
  238 10:23:09.254806  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 10:23:09.255196  start: 1.5.4 extract-modules (timeout 00:09:34) [common]
  240 10:23:09.255305  extracting modules file /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m
  241 10:23:09.333692  extracting modules file /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10590700/extract-overlay-ramdisk-pbs_u_da/ramdisk
  242 10:23:09.411941  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 10:23:09.412110  start: 1.5.5 apply-overlay-tftp (timeout 00:09:34) [common]
  244 10:23:09.412203  [common] Applying overlay to NFS
  245 10:23:09.412274  [common] Applying overlay /var/lib/lava/dispatcher/tmp/10590700/compress-overlay-csset_no/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m
  246 10:23:10.386968  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 10:23:10.387129  start: 1.5.6 configure-preseed-file (timeout 00:09:33) [common]
  248 10:23:10.387224  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 10:23:10.387317  start: 1.5.7 compress-ramdisk (timeout 00:09:33) [common]
  250 10:23:10.387404  Building ramdisk /var/lib/lava/dispatcher/tmp/10590700/extract-overlay-ramdisk-pbs_u_da/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/10590700/extract-overlay-ramdisk-pbs_u_da/ramdisk
  251 10:23:10.540403  >> 69033 blocks

  252 10:23:11.698264  rename /var/lib/lava/dispatcher/tmp/10590700/extract-overlay-ramdisk-pbs_u_da/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz
  253 10:23:11.698666  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 10:23:11.698776  start: 1.5.8 prepare-kernel (timeout 00:09:32) [common]
  255 10:23:11.698875  start: 1.5.8.1 prepare-fit (timeout 00:09:32) [common]
  256 10:23:11.698968  No mkimage arch provided, not using FIT.
  257 10:23:11.699055  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 10:23:11.699136  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 10:23:11.699242  end: 1.5 prepare-tftp-overlay (duration 00:00:19) [common]
  260 10:23:11.699335  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:32) [common]
  261 10:23:11.699412  No LXC device requested
  262 10:23:11.699490  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 10:23:11.699578  start: 1.7 deploy-device-env (timeout 00:09:32) [common]
  264 10:23:11.699657  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 10:23:11.699728  Checking files for TFTP limit of 4294967296 bytes.
  266 10:23:11.700123  end: 1 tftp-deploy (duration 00:00:28) [common]
  267 10:23:11.700232  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 10:23:11.700325  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 10:23:11.700444  substitutions:
  270 10:23:11.700508  - {DTB}: None
  271 10:23:11.700570  - {INITRD}: 10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz
  272 10:23:11.700627  - {KERNEL}: 10590700/tftp-deploy-5ynuagde/kernel/bzImage
  273 10:23:11.700682  - {LAVA_MAC}: None
  274 10:23:11.700735  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m
  275 10:23:11.700789  - {NFS_SERVER_IP}: 192.168.201.1
  276 10:23:11.700841  - {PRESEED_CONFIG}: None
  277 10:23:11.700893  - {PRESEED_LOCAL}: None
  278 10:23:11.700944  - {RAMDISK}: 10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz
  279 10:23:11.700996  - {ROOT_PART}: None
  280 10:23:11.701047  - {ROOT}: None
  281 10:23:11.701098  - {SERVER_IP}: 192.168.201.1
  282 10:23:11.701149  - {TEE}: None
  283 10:23:11.701202  Parsed boot commands:
  284 10:23:11.701253  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 10:23:11.701420  Parsed boot commands: tftpboot 192.168.201.1 10590700/tftp-deploy-5ynuagde/kernel/bzImage 10590700/tftp-deploy-5ynuagde/kernel/cmdline 10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz
  286 10:23:11.701532  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 10:23:11.701629  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 10:23:11.701719  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 10:23:11.701801  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 10:23:11.701867  Not connected, no need to disconnect.
  291 10:23:11.701971  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 10:23:11.702045  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 10:23:11.702107  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-3'
  294 10:23:11.705175  Setting prompt string to ['lava-test: # ']
  295 10:23:11.705485  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 10:23:11.705632  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 10:23:11.705729  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 10:23:11.705819  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 10:23:11.706053  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=reboot'
  300 10:23:16.840557  >> Command sent successfully.

  301 10:23:16.842852  Returned 0 in 5 seconds
  302 10:23:16.943233  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 10:23:16.943558  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 10:23:16.943665  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 10:23:16.943793  Setting prompt string to 'Starting depthcharge on rammus...'
  307 10:23:16.943868  Changing prompt to 'Starting depthcharge on rammus...'
  308 10:23:16.943939  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 10:23:16.944190  [Enter `^Ec?' for help]

  310 10:23:17.509792  

  311 10:23:17.509971  

  312 10:23:17.510233  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 10:23:17.510331  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 10:23:17.510427  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 10:23:17.510515  CPU: AES supported, TXT NOT supported, VT supported

  316 10:23:17.510595  MCH: device id 590c (rev 02) is Kabylake-Y

  317 10:23:17.510664  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 10:23:17.510742  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 10:23:17.510803  VBOOT: Loading verstage.

  320 10:23:17.510878  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 10:23:17.549624  CBFS: Locating 'fallback/verstage'

  322 10:23:17.549722  CBFS: Found @ offset 1a0a80 size f47c

  323 10:23:17.549790  

  324 10:23:17.549849  

  325 10:23:17.552777  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 10:23:17.566247  Probing TPM: .Timeout wait for TPM IRQ!

  327 10:23:17.579249  . done!

  328 10:23:17.582320  TPM ready after 0 ms

  329 10:23:17.585629  Connected to device vid:did:rid of 1ae0:0028:00

  330 10:23:17.595874  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  331 10:23:17.599092  Initialized TPM device CR50 revision 0

  332 10:23:17.702252  tlcl_send_startup: Startup return code is 0

  333 10:23:17.702422  TPM: setup succeeded

  334 10:23:17.715916  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  335 10:23:17.720373  Chrome EC: UHEPI supported

  336 10:23:17.723662  Phase 1

  337 10:23:17.726489  FMAP: Found "FLASH" version 1.1 at c10000.

  338 10:23:17.733231  FMAP: base = ff000000 size = 1000000 #areas = 33

  339 10:23:17.736528  FMAP: area GBB found @ c11000 (978944 bytes)

  340 10:23:17.743462  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  341 10:23:17.743552  Phase 2

  342 10:23:17.747217  Phase 3

  343 10:23:17.750394  FMAP: area GBB found @ c11000 (978944 bytes)

  344 10:23:17.757379  VB2:vb2_report_dev_firmware() This is developer signed firmware

  345 10:23:17.763788  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  346 10:23:17.766635  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  347 10:23:17.773337  VB2:vb2_verify_keyblock() Checking key block signature...

  348 10:23:17.793705  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  349 10:23:17.797211  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  350 10:23:17.803670  VB2:vb2_verify_fw_preamble() Verifying preamble.

  351 10:23:17.809382  Phase 4

  352 10:23:17.812541  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)

  353 10:23:17.819235  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  354 10:23:18.079367  VB2:vb2_rsa_verify_digest() Digest check failed!

  355 10:23:18.082431  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  356 10:23:18.085951  Saving nvdata

  357 10:23:18.089058  Reboot requested (10020007)

  358 10:23:18.092352  board_reset() called!

  359 10:23:18.092436  full_reset() called!

  360 10:23:22.484284  

  361 10:23:22.484418  

  362 10:23:22.490801  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  363 10:23:22.497607  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  364 10:23:22.500959  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  365 10:23:22.507727  CPU: AES supported, TXT NOT supported, VT supported

  366 10:23:22.510491  MCH: device id 590c (rev 02) is Kabylake-Y

  367 10:23:22.517040  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  368 10:23:22.520571  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  369 10:23:22.523823  VBOOT: Loading verstage.

  370 10:23:22.530770  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  371 10:23:22.533905  CBFS: Locating 'fallback/verstage'

  372 10:23:22.537209  CBFS: Found @ offset 1a0a80 size f47c

  373 10:23:22.551096  

  374 10:23:22.551175  

  375 10:23:22.557580  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  376 10:23:22.574145  Probing TPM: . done!

  377 10:23:22.577263  TPM ready after 0 ms

  378 10:23:22.580777  Connected to device vid:did:rid of 1ae0:0028:00

  379 10:23:22.590623  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  380 10:23:22.594273  Initialized TPM device CR50 revision 0

  381 10:23:22.697147  tlcl_send_startup: Startup return code is 0

  382 10:23:22.697252  TPM: setup succeeded

  383 10:23:22.709785  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  384 10:23:22.713640  Chrome EC: UHEPI supported

  385 10:23:22.717334  Phase 1

  386 10:23:22.720574  FMAP: Found "FLASH" version 1.1 at c10000.

  387 10:23:22.726837  FMAP: base = ff000000 size = 1000000 #areas = 33

  388 10:23:22.730193  FMAP: area GBB found @ c11000 (978944 bytes)

  389 10:23:22.736686  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  390 10:23:22.743300  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  391 10:23:22.746778  Recovery requested (1009000e)

  392 10:23:22.746871  Saving nvdata

  393 10:23:22.757649  tlcl_extend: response is 0

  394 10:23:22.766473  tlcl_extend: response is 0

  395 10:23:22.772833  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  396 10:23:22.776110  CBFS: Locating 'fallback/romstage'

  397 10:23:22.779582  CBFS: Found @ offset 80 size 10ffc

  398 10:23:22.783770  

  399 10:23:22.783858  

  400 10:23:22.790200  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  401 10:23:22.797202  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  402 10:23:22.800867  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  403 10:23:22.804411  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  404 10:23:22.810613  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  405 10:23:22.813955  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  406 10:23:22.817744  TCO_STS:   0000 0000

  407 10:23:22.820172  GEN_PMCON: e0040200 0000523a

  408 10:23:22.823651  GBLRST_CAUSE: 00000000 00000000

  409 10:23:22.823734  prev_sleep_state 5

  410 10:23:22.827155  Boot Count incremented to 43238

  411 10:23:22.833651  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  412 10:23:22.837077  CBFS: Locating 'fspm.bin'

  413 10:23:22.840034  CBFS: Found @ offset 103fc0 size 63000

  414 10:23:22.843677  Chrome EC: UHEPI supported

  415 10:23:22.851261  FMAP: Found "FLASH" version 1.1 at c10000.

  416 10:23:22.854579  FMAP: base = ff000000 size = 1000000 #areas = 33

  417 10:23:22.861038  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  418 10:23:22.865439  Probing TPM:  done!

  419 10:23:22.871983  Connected to device vid:did:rid of 1ae0:0028:00

  420 10:23:22.881949  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  421 10:23:22.888291  Initialized TPM device CR50 revision 0

  422 10:23:22.896914  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  423 10:23:22.903717  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  424 10:23:22.906790  MRC cache found, size 1868

  425 10:23:22.910210  bootmode is set to :2

  426 10:23:22.910290  SPD index 1

  427 10:23:22.916698  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  428 10:23:22.920209  CBFS: Locating 'spd.bin'

  429 10:23:22.923121  CBFS: Found @ offset 1a0240 size 800

  430 10:23:22.926825  SPD: module type is LPDDR3

  431 10:23:22.929719  SPD: module part is K4E8E324EB-EGCF   

  432 10:23:22.936573  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  433 10:23:22.940137  SPD: device width 32 bits, bus width 64 bits

  434 10:23:22.946636  SPD: module size is 2048 MB (per channel)

  435 10:23:23.058819  CBMEM:

  436 10:23:23.062297  IMD: root @ 7afff000 254 entries.

  437 10:23:23.065474  IMD: root @ 7affec00 62 entries.

  438 10:23:23.068648  External stage cache:

  439 10:23:23.071954  IMD: root @ 7b3ff000 254 entries.

  440 10:23:23.075109  IMD: root @ 7b3fec00 62 entries.

  441 10:23:23.078607  creating vboot_handoff structure

  442 10:23:23.085419  Chrome EC: clear events_b mask to 0x0000000021004000

  443 10:23:23.099159  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  444 10:23:23.112329  tlcl_write: response is 0

  445 10:23:23.121161  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  446 10:23:23.127546  MRC: TPM MRC hash updated successfully.

  447 10:23:23.127628  2 DIMMs found

  448 10:23:23.130751  top_of_ram = 0x7b000000

  449 10:23:23.137678  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  450 10:23:23.140742  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  451 10:23:23.147313  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  452 10:23:23.150541  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  453 10:23:23.153928  CBFS: Locating 'fallback/postcar'

  454 10:23:23.160610  CBFS: Found @ offset 197000 size 3f04

  455 10:23:23.167041  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  456 10:23:23.177093  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  457 10:23:23.180137  Processing 118 relocs. Offset value of 0x78bd1000

  458 10:23:23.186358  

  459 10:23:23.186459  

  460 10:23:23.192991  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  461 10:23:23.199620  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  462 10:23:23.202799  CBFS: Locating 'fallback/ramstage'

  463 10:23:23.208996  CBFS: Found @ offset e8d80 size 1a462

  464 10:23:23.212406  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  465 10:23:23.251648  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  466 10:23:23.255324  Processing 3657 relocs. Offset value of 0x79d06000

  467 10:23:23.258636  

  468 10:23:23.258724  

  469 10:23:23.265177  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  470 10:23:23.271907  FMAP: Found "FLASH" version 1.1 at c10000.

  471 10:23:23.275144  FMAP: base = ff000000 size = 1000000 #areas = 33

  472 10:23:23.281592  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  473 10:23:23.285066  WARNING: RO_VPD is uninitialized or empty.

  474 10:23:23.288166  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  475 10:23:23.295027  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  476 10:23:23.295110  Normal boot.

  477 10:23:23.301481  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  478 10:23:23.308338  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  479 10:23:23.311181  CBFS: Locating 'cpu_microcode_blob.bin'

  480 10:23:23.314611  CBFS: Found @ offset 11100 size d7c00

  481 10:23:23.317771  microcode: sig=0x806e9 pf=0x10 revision=0x97

  482 10:23:23.321508  Skip microcode update

  483 10:23:23.327924  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  484 10:23:23.331187  CBFS: Locating 'fsps.bin'

  485 10:23:23.334528  CBFS: Found @ offset 167fc0 size 2f000

  486 10:23:23.359686  Detected 2 core, 4 thread CPU.

  487 10:23:23.363104  Setting up SMI for CPU

  488 10:23:23.366568  IED base = 0x7b400000

  489 10:23:23.366650  IED size = 0x00400000

  490 10:23:23.369566  Will perform SMM setup.

  491 10:23:23.376233  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  492 10:23:23.382914  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  493 10:23:23.386501  Processing 16 relocs. Offset value of 0x00030000

  494 10:23:23.390006  Attempting to start 3 APs

  495 10:23:23.393212  Waiting for 10ms after sending INIT.

  496 10:23:23.409566  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 1.

  497 10:23:23.409691  done.

  498 10:23:23.412920  AP: slot 3 apic_id 2.

  499 10:23:23.416350  AP: slot 2 apic_id 3.

  500 10:23:23.419788  Waiting for 2nd SIPI to complete...done.

  501 10:23:23.426439  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  502 10:23:23.432666  Processing 13 relocs. Offset value of 0x00038000

  503 10:23:23.439542  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  504 10:23:23.442588  Installing SMM handler to 0x7b000000

  505 10:23:23.449664  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  506 10:23:23.455928  Processing 243 relocs. Offset value of 0x7b010000

  507 10:23:23.462643  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  508 10:23:23.469596  Processing 13 relocs. Offset value of 0x7b008000

  509 10:23:23.472951  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  510 10:23:23.479411  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  511 10:23:23.485641  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  512 10:23:23.492399  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  513 10:23:23.495924  Clearing SMI status registers

  514 10:23:23.496005  SMI_STS: PM1 

  515 10:23:23.498744  PM1_STS: PWRBTN 

  516 10:23:23.502222  TCO_STS: BOOT SECOND_TO 

  517 10:23:23.502304  New SMBASE 0x7b000000

  518 10:23:23.505836  In relocation handler: CPU 0

  519 10:23:23.512032  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  520 10:23:23.515440  Writing SMRR. base = 0x7b000006, mask=0xff800800

  521 10:23:23.518597  Relocation complete.

  522 10:23:23.518682  New SMBASE 0x7afffc00

  523 10:23:23.522093  In relocation handler: CPU 1

  524 10:23:23.525792  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  525 10:23:23.532102  Writing SMRR. base = 0x7b000006, mask=0xff800800

  526 10:23:23.535579  Relocation complete.

  527 10:23:23.535651  New SMBASE 0x7afff400

  528 10:23:23.538628  In relocation handler: CPU 3

  529 10:23:23.541969  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  530 10:23:23.548641  Writing SMRR. base = 0x7b000006, mask=0xff800800

  531 10:23:23.551550  Relocation complete.

  532 10:23:23.551630  New SMBASE 0x7afff800

  533 10:23:23.555176  In relocation handler: CPU 2

  534 10:23:23.558201  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  535 10:23:23.564734  Writing SMRR. base = 0x7b000006, mask=0xff800800

  536 10:23:23.564810  Relocation complete.

  537 10:23:23.568367  Initializing CPU #0

  538 10:23:23.571911  CPU: vendor Intel device 806e9

  539 10:23:23.574805  CPU: family 06, model 8e, stepping 09

  540 10:23:23.581623  Setting up local APIC... apic_id: 0x00 done.

  541 10:23:23.584730  Turbo is available but hidden

  542 10:23:23.584802  Turbo has been enabled

  543 10:23:23.588440  SGX : param.enable = 0

  544 10:23:23.591528  Skip microcode update

  545 10:23:23.591608  CPU #0 initialized

  546 10:23:23.594644  Initializing CPU #1

  547 10:23:23.594718  Initializing CPU #2

  548 10:23:23.597817  Initializing CPU #3

  549 10:23:23.601086  CPU: vendor Intel device 806e9

  550 10:23:23.604625  CPU: family 06, model 8e, stepping 09

  551 10:23:23.607756  CPU: vendor Intel device 806e9

  552 10:23:23.611165  CPU: family 06, model 8e, stepping 09

  553 10:23:23.617604  Setting up local APIC...CPU: vendor Intel device 806e9

  554 10:23:23.620891  CPU: family 06, model 8e, stepping 09

  555 10:23:23.627825  Setting up local APIC...Setting up local APIC... apic_id: 0x02 done.

  556 10:23:23.631222   apic_id: 0x03 done.

  557 10:23:23.631304  Skip microcode update

  558 10:23:23.634612  Skip microcode update

  559 10:23:23.637761  CPU #3 initialized

  560 10:23:23.637842  CPU #2 initialized

  561 10:23:23.641232   apic_id: 0x01 done.

  562 10:23:23.644155  Skip microcode update

  563 10:23:23.644237  CPU #1 initialized

  564 10:23:23.650906  bsp_do_flight_plan done after 226 msecs.

  565 10:23:23.651018  CPU: frequency set to 3400 MHz

  566 10:23:23.654131  Enabling SMIs.

  567 10:23:23.654214  Locking SMM.

  568 10:23:23.657345  VMX : param.enable = 1

  569 10:23:23.660944  VMX status: enabled, unlocked

  570 10:23:23.663853  SGX: pre-conditions not met

  571 10:23:23.667210  VMX status: enabled, unlocked

  572 10:23:23.670396  SGX: pre-conditions not met

  573 10:23:23.673871  VMX status: enabled, unlocked

  574 10:23:23.673952  VMX status: enabled, unlocked

  575 10:23:23.677295  SGX: pre-conditions not met

  576 10:23:23.680805  SGX: pre-conditions not met

  577 10:23:23.687074  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  578 10:23:23.690802  CBFS: Locating 'vbt.bin'

  579 10:23:23.693432  CBFS: Found @ offset 103a00 size 48e

  580 10:23:23.697012  Found a VBT of 4608 bytes after decompression

  581 10:23:23.702008  psys_pmax = 360

  582 10:23:23.705274  FMAP: area GBB found @ c11000 (978944 bytes)

  583 10:23:23.817690  ITSS IRQ Polarities Before:

  584 10:23:23.821198  IPC0: 0x00ff4000

  585 10:23:23.821281  IPC1: 0x00000007

  586 10:23:23.824245  IPC2: 0x00000000

  587 10:23:23.824327  IPC3: 0x00000000

  588 10:23:23.827714  ITSS IRQ Polarities After:

  589 10:23:23.830801  IPC0: 0x00ff4000

  590 10:23:23.830882  IPC1: 0x00000007

  591 10:23:23.834610  IPC2: 0x00000000

  592 10:23:23.834716  IPC3: 0x00000000

  593 10:23:23.840764  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  594 10:23:23.847716  BS: BS_DEV_INIT_CHIPS times (us): entry 376073 run 166432 exit 0

  595 10:23:23.850806  Enumerating buses...

  596 10:23:23.854201  Show all devs... Before device enumeration.

  597 10:23:23.857700  Root Device: enabled 1

  598 10:23:23.857781  CPU_CLUSTER: 0: enabled 1

  599 10:23:23.860886  DOMAIN: 0000: enabled 1

  600 10:23:23.864459  APIC: 00: enabled 1

  601 10:23:23.867538  PCI: 00:00.0: enabled 1

  602 10:23:23.867619  PCI: 00:02.0: enabled 1

  603 10:23:23.870908  PCI: 00:14.0: enabled 1

  604 10:23:23.873949  PCI: 00:14.1: enabled 0

  605 10:23:23.874031  PCI: 00:14.2: enabled 1

  606 10:23:23.877321  PCI: 00:15.0: enabled 1

  607 10:23:23.880960  PCI: 00:15.1: enabled 1

  608 10:23:23.883891  PCI: 00:15.2: enabled 0

  609 10:23:23.883972  PCI: 00:15.3: enabled 0

  610 10:23:23.887005  PCI: 00:16.0: enabled 1

  611 10:23:23.890760  PCI: 00:16.1: enabled 0

  612 10:23:23.893562  PCI: 00:16.2: enabled 0

  613 10:23:23.893644  PCI: 00:16.3: enabled 0

  614 10:23:23.896947  PCI: 00:16.4: enabled 0

  615 10:23:23.900497  PCI: 00:17.0: enabled 0

  616 10:23:23.903722  PCI: 00:19.0: enabled 1

  617 10:23:23.903804  PCI: 00:19.1: enabled 1

  618 10:23:23.907175  PCI: 00:19.2: enabled 0

  619 10:23:23.910181  PCI: 00:1c.0: enabled 1

  620 10:23:23.913639  PCI: 00:1c.1: enabled 0

  621 10:23:23.913720  PCI: 00:1c.2: enabled 0

  622 10:23:23.917136  PCI: 00:1c.3: enabled 0

  623 10:23:23.920317  PCI: 00:1c.4: enabled 0

  624 10:23:23.920425  PCI: 00:1c.5: enabled 0

  625 10:23:23.923661  PCI: 00:1c.6: enabled 0

  626 10:23:23.926897  PCI: 00:1c.7: enabled 0

  627 10:23:23.930246  PCI: 00:1d.0: enabled 0

  628 10:23:23.930327  PCI: 00:1d.1: enabled 0

  629 10:23:23.933744  PCI: 00:1d.2: enabled 0

  630 10:23:23.936927  PCI: 00:1d.3: enabled 0

  631 10:23:23.940509  PCI: 00:1e.0: enabled 1

  632 10:23:23.940591  PCI: 00:1e.1: enabled 0

  633 10:23:23.943350  PCI: 00:1e.2: enabled 1

  634 10:23:23.946708  PCI: 00:1e.3: enabled 0

  635 10:23:23.949826  PCI: 00:1e.4: enabled 1

  636 10:23:23.949908  PCI: 00:1e.5: enabled 0

  637 10:23:23.953759  PCI: 00:1e.6: enabled 1

  638 10:23:23.956737  PCI: 00:1f.0: enabled 1

  639 10:23:23.956818  PCI: 00:1f.1: enabled 1

  640 10:23:23.960219  PCI: 00:1f.2: enabled 1

  641 10:23:23.963366  PCI: 00:1f.3: enabled 1

  642 10:23:23.966347  PCI: 00:1f.4: enabled 1

  643 10:23:23.966429  PCI: 00:1f.5: enabled 1

  644 10:23:23.969791  PCI: 00:1f.6: enabled 0

  645 10:23:23.973401  USB0 port 0: enabled 1

  646 10:23:23.976257  I2C: 00:5c: enabled 1

  647 10:23:23.976338  I2C: 00:15: enabled 1

  648 10:23:23.979449  I2C: 00:39: enabled 1

  649 10:23:23.982830  I2C: 00:3a: enabled 1

  650 10:23:23.982911  I2C: 00:1a: enabled 1

  651 10:23:23.986283  PCI: 00:00.0: enabled 1

  652 10:23:23.989867  SPI: 00: enabled 1

  653 10:23:23.989950  PNP: 0c09.0: enabled 1

  654 10:23:23.993389  USB2 port 0: enabled 1

  655 10:23:23.996248  USB2 port 1: enabled 1

  656 10:23:23.996330  USB2 port 2: enabled 1

  657 10:23:23.999670  USB2 port 4: enabled 1

  658 10:23:24.002745  USB2 port 8: enabled 1

  659 10:23:24.002827  APIC: 01: enabled 1

  660 10:23:24.006364  APIC: 03: enabled 1

  661 10:23:24.009574  APIC: 02: enabled 1

  662 10:23:24.009658  Compare with tree...

  663 10:23:24.012485  Root Device: enabled 1

  664 10:23:24.016066   CPU_CLUSTER: 0: enabled 1

  665 10:23:24.019169    APIC: 00: enabled 1

  666 10:23:24.019252    APIC: 01: enabled 1

  667 10:23:24.022584    APIC: 03: enabled 1

  668 10:23:24.026281    APIC: 02: enabled 1

  669 10:23:24.026364   DOMAIN: 0000: enabled 1

  670 10:23:24.029162    PCI: 00:00.0: enabled 1

  671 10:23:24.032386    PCI: 00:02.0: enabled 1

  672 10:23:24.035701    PCI: 00:14.0: enabled 1

  673 10:23:24.039140     USB0 port 0: enabled 1

  674 10:23:24.039222      USB2 port 0: enabled 1

  675 10:23:24.042139      USB2 port 1: enabled 1

  676 10:23:24.045666      USB2 port 2: enabled 1

  677 10:23:24.048715      USB2 port 4: enabled 1

  678 10:23:24.052206      USB2 port 8: enabled 1

  679 10:23:24.052290    PCI: 00:14.1: enabled 0

  680 10:23:24.055334    PCI: 00:14.2: enabled 1

  681 10:23:24.058712    PCI: 00:15.0: enabled 1

  682 10:23:24.062233     I2C: 00:5c: enabled 1

  683 10:23:24.065182    PCI: 00:15.1: enabled 1

  684 10:23:24.065264     I2C: 00:15: enabled 1

  685 10:23:24.068952    PCI: 00:15.2: enabled 0

  686 10:23:24.072023    PCI: 00:15.3: enabled 0

  687 10:23:24.075522    PCI: 00:16.0: enabled 1

  688 10:23:24.078399    PCI: 00:16.1: enabled 0

  689 10:23:24.078481    PCI: 00:16.2: enabled 0

  690 10:23:24.081804    PCI: 00:16.3: enabled 0

  691 10:23:24.085307    PCI: 00:16.4: enabled 0

  692 10:23:24.088396    PCI: 00:17.0: enabled 0

  693 10:23:24.091865    PCI: 00:19.0: enabled 1

  694 10:23:24.091947    PCI: 00:19.1: enabled 1

  695 10:23:24.095335     I2C: 00:39: enabled 1

  696 10:23:24.098366     I2C: 00:3a: enabled 1

  697 10:23:24.101637     I2C: 00:1a: enabled 1

  698 10:23:24.101745    PCI: 00:19.2: enabled 0

  699 10:23:24.105052    PCI: 00:1c.0: enabled 1

  700 10:23:24.108276     PCI: 00:00.0: enabled 1

  701 10:23:24.111487    PCI: 00:1c.1: enabled 0

  702 10:23:24.114836    PCI: 00:1c.2: enabled 0

  703 10:23:24.114919    PCI: 00:1c.3: enabled 0

  704 10:23:24.118138    PCI: 00:1c.4: enabled 0

  705 10:23:24.121512    PCI: 00:1c.5: enabled 0

  706 10:23:24.124918    PCI: 00:1c.6: enabled 0

  707 10:23:24.128282    PCI: 00:1c.7: enabled 0

  708 10:23:24.128364    PCI: 00:1d.0: enabled 0

  709 10:23:24.131840    PCI: 00:1d.1: enabled 0

  710 10:23:24.134814    PCI: 00:1d.2: enabled 0

  711 10:23:24.138023    PCI: 00:1d.3: enabled 0

  712 10:23:24.141070    PCI: 00:1e.0: enabled 1

  713 10:23:24.141153    PCI: 00:1e.1: enabled 0

  714 10:23:24.144356    PCI: 00:1e.2: enabled 1

  715 10:23:24.147602     SPI: 00: enabled 1

  716 10:23:24.150931    PCI: 00:1e.3: enabled 0

  717 10:23:24.151013    PCI: 00:1e.4: enabled 1

  718 10:23:24.154484    PCI: 00:1e.5: enabled 0

  719 10:23:24.157697    PCI: 00:1e.6: enabled 1

  720 10:23:24.161254    PCI: 00:1f.0: enabled 1

  721 10:23:24.164238     PNP: 0c09.0: enabled 1

  722 10:23:24.164321    PCI: 00:1f.1: enabled 1

  723 10:23:24.167742    PCI: 00:1f.2: enabled 1

  724 10:23:24.171201    PCI: 00:1f.3: enabled 1

  725 10:23:24.174157    PCI: 00:1f.4: enabled 1

  726 10:23:24.177625    PCI: 00:1f.5: enabled 1

  727 10:23:24.177707    PCI: 00:1f.6: enabled 0

  728 10:23:24.180746  Root Device scanning...

  729 10:23:24.184383  root_dev_scan_bus for Root Device

  730 10:23:24.187422  CPU_CLUSTER: 0 enabled

  731 10:23:24.190820  DOMAIN: 0000 enabled

  732 10:23:24.190902  DOMAIN: 0000 scanning...

  733 10:23:24.193899  PCI: pci_scan_bus for bus 00

  734 10:23:24.197305  PCI: 00:00.0 [8086/0000] ops

  735 10:23:24.200874  PCI: 00:00.0 [8086/590c] enabled

  736 10:23:24.203764  PCI: 00:02.0 [8086/0000] ops

  737 10:23:24.207327  PCI: 00:02.0 [8086/591c] enabled

  738 10:23:24.210859  PCI: 00:04.0 [8086/1903] enabled

  739 10:23:24.213733  PCI: 00:08.0 [8086/1911] enabled

  740 10:23:24.217082  PCI: 00:14.0 [8086/0000] bus ops

  741 10:23:24.220306  PCI: 00:14.0 [8086/9d2f] enabled

  742 10:23:24.223830  PCI: 00:14.2 [8086/9d31] enabled

  743 10:23:24.227026  PCI: 00:15.0 [8086/0000] bus ops

  744 10:23:24.230715  PCI: 00:15.0 [8086/9d60] enabled

  745 10:23:24.233419  PCI: 00:15.1 [8086/0000] bus ops

  746 10:23:24.237026  PCI: 00:15.1 [8086/9d61] enabled

  747 10:23:24.240414  PCI: 00:16.0 [8086/0000] ops

  748 10:23:24.243297  PCI: 00:16.0 [8086/9d3a] enabled

  749 10:23:24.246826  PCI: 00:19.0 [8086/0000] ops

  750 10:23:24.249914  PCI: 00:19.0 [8086/9d66] enabled

  751 10:23:24.253691  PCI: 00:19.1 [8086/0000] bus ops

  752 10:23:24.256560  PCI: 00:19.1 [8086/9d65] enabled

  753 10:23:24.259745  PCI: 00:1c.0 [8086/0000] bus ops

  754 10:23:24.263092  PCI: 00:1c.0 [8086/9d10] enabled

  755 10:23:24.266494  PCI: 00:1e.0 [8086/0000] ops

  756 10:23:24.269873  PCI: 00:1e.0 [8086/9d27] enabled

  757 10:23:24.273392  PCI: 00:1e.2 [8086/0000] bus ops

  758 10:23:24.276326  PCI: 00:1e.2 [8086/9d29] enabled

  759 10:23:24.279754  PCI: 00:1e.4 [8086/9d2b] enabled

  760 10:23:24.283218  PCI: 00:1e.6 [8086/0000] ops

  761 10:23:24.286246  PCI: 00:1e.6 [8086/9d2d] enabled

  762 10:23:24.289773  PCI: 00:1f.0 [8086/0000] bus ops

  763 10:23:24.292985  PCI: 00:1f.0 [8086/9d4b] enabled

  764 10:23:24.299322  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  765 10:23:24.302797  PCI: 00:1f.2 [8086/0000] bus ops

  766 10:23:24.306274  PCI: 00:1f.2 [8086/9d21] enabled

  767 10:23:24.309261  PCI: 00:1f.3 [8086/0000] bus ops

  768 10:23:24.312773  PCI: 00:1f.3 [8086/9d71] enabled

  769 10:23:24.316395  PCI: 00:1f.4 [8086/0000] bus ops

  770 10:23:24.319273  PCI: 00:1f.4 [8086/9d23] enabled

  771 10:23:24.322741  PCI: 00:1f.5 [8086/0000] bus ops

  772 10:23:24.325767  PCI: 00:1f.5 [8086/9d24] enabled

  773 10:23:24.325858  PCI: 00:14.0 scanning...

  774 10:23:24.329328  scan_usb_bus for PCI: 00:14.0

  775 10:23:24.332539  USB0 port 0 enabled

  776 10:23:24.335823  USB0 port 0 scanning...

  777 10:23:24.339091  scan_usb_bus for USB0 port 0

  778 10:23:24.339197  USB2 port 0 enabled

  779 10:23:24.342458  USB2 port 1 enabled

  780 10:23:24.342534  USB2 port 2 enabled

  781 10:23:24.345670  USB2 port 4 enabled

  782 10:23:24.348771  USB2 port 8 enabled

  783 10:23:24.348872  USB2 port 0 scanning...

  784 10:23:24.352476  scan_usb_bus for USB2 port 0

  785 10:23:24.355546  scan_usb_bus for USB2 port 0 done

  786 10:23:24.362556  scan_bus: scanning of bus USB2 port 0 took 8967 usecs

  787 10:23:24.365372  USB2 port 1 scanning...

  788 10:23:24.368613  scan_usb_bus for USB2 port 1

  789 10:23:24.372167  scan_usb_bus for USB2 port 1 done

  790 10:23:24.375156  scan_bus: scanning of bus USB2 port 1 took 8969 usecs

  791 10:23:24.378605  USB2 port 2 scanning...

  792 10:23:24.381989  scan_usb_bus for USB2 port 2

  793 10:23:24.385180  scan_usb_bus for USB2 port 2 done

  794 10:23:24.392033  scan_bus: scanning of bus USB2 port 2 took 8969 usecs

  795 10:23:24.392109  USB2 port 4 scanning...

  796 10:23:24.395215  scan_usb_bus for USB2 port 4

  797 10:23:24.398680  scan_usb_bus for USB2 port 4 done

  798 10:23:24.405096  scan_bus: scanning of bus USB2 port 4 took 8973 usecs

  799 10:23:24.408212  USB2 port 8 scanning...

  800 10:23:24.411673  scan_usb_bus for USB2 port 8

  801 10:23:24.415022  scan_usb_bus for USB2 port 8 done

  802 10:23:24.418490  scan_bus: scanning of bus USB2 port 8 took 8962 usecs

  803 10:23:24.421581  scan_usb_bus for USB0 port 0 done

  804 10:23:24.428260  scan_bus: scanning of bus USB0 port 0 took 90929 usecs

  805 10:23:24.431317  scan_usb_bus for PCI: 00:14.0 done

  806 10:23:24.438163  scan_bus: scanning of bus PCI: 00:14.0 took 107712 usecs

  807 10:23:24.441304  PCI: 00:15.0 scanning...

  808 10:23:24.444566  scan_generic_bus for PCI: 00:15.0

  809 10:23:24.447893  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  810 10:23:24.451309  scan_generic_bus for PCI: 00:15.0 done

  811 10:23:24.458075  scan_bus: scanning of bus PCI: 00:15.0 took 14155 usecs

  812 10:23:24.458153  PCI: 00:15.1 scanning...

  813 10:23:24.464374  scan_generic_bus for PCI: 00:15.1

  814 10:23:24.467832  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  815 10:23:24.471336  scan_generic_bus for PCI: 00:15.1 done

  816 10:23:24.477685  scan_bus: scanning of bus PCI: 00:15.1 took 14151 usecs

  817 10:23:24.477787  PCI: 00:19.1 scanning...

  818 10:23:24.484019  scan_generic_bus for PCI: 00:19.1

  819 10:23:24.487743  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  820 10:23:24.491065  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  821 10:23:24.494063  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  822 10:23:24.497325  scan_generic_bus for PCI: 00:19.1 done

  823 10:23:24.503995  scan_bus: scanning of bus PCI: 00:19.1 took 22366 usecs

  824 10:23:24.507136  PCI: 00:1c.0 scanning...

  825 10:23:24.510599  do_pci_scan_bridge for PCI: 00:1c.0

  826 10:23:24.514189  PCI: pci_scan_bus for bus 01

  827 10:23:24.517151  PCI: 01:00.0 [8086/095a] enabled

  828 10:23:24.520672  Capability: type 0x01 @ 0xc8

  829 10:23:24.524113  Capability: type 0x05 @ 0xd0

  830 10:23:24.526981  Capability: type 0x10 @ 0x40

  831 10:23:24.527081  Capability: type 0x10 @ 0x40

  832 10:23:24.533593  Enabling Common Clock Configuration

  833 10:23:24.537030  L1 Sub-State supported from root port 28

  834 10:23:24.540576  L1 Sub-State Support = 0xf

  835 10:23:24.543582  CommonModeRestoreTime = 0x28

  836 10:23:24.546843  Power On Value = 0x1e, Power On Scale = 0x0

  837 10:23:24.546944  ASPM: Enabled L1

  838 10:23:24.550431  Capability: type 0x01 @ 0xc8

  839 10:23:24.553507  Capability: type 0x05 @ 0xd0

  840 10:23:24.556758  Capability: type 0x10 @ 0x40

  841 10:23:24.563391  scan_bus: scanning of bus PCI: 00:1c.0 took 53523 usecs

  842 10:23:24.566632  PCI: 00:1e.2 scanning...

  843 10:23:24.569888  scan_generic_bus for PCI: 00:1e.2

  844 10:23:24.573341  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  845 10:23:24.576834  scan_generic_bus for PCI: 00:1e.2 done

  846 10:23:24.583206  scan_bus: scanning of bus PCI: 00:1e.2 took 13859 usecs

  847 10:23:24.586682  PCI: 00:1f.0 scanning...

  848 10:23:24.586775  scan_lpc_bus for PCI: 00:1f.0

  849 10:23:24.590069  PNP: 0c09.0 enabled

  850 10:23:24.593316  scan_lpc_bus for PCI: 00:1f.0 done

  851 10:23:24.599711  scan_bus: scanning of bus PCI: 00:1f.0 took 11322 usecs

  852 10:23:24.603170  PCI: 00:1f.2 scanning...

  853 10:23:24.606225  scan_lpc_bus for PCI: 00:1f.2

  854 10:23:24.609787  scan_lpc_bus for PCI: 00:1f.2 done

  855 10:23:24.613401  scan_bus: scanning of bus PCI: 00:1f.2 took 9266 usecs

  856 10:23:24.616189  PCI: 00:1f.3 scanning...

  857 10:23:24.622829  scan_bus: scanning of bus PCI: 00:1f.3 took 2720 usecs

  858 10:23:24.626079  PCI: 00:1f.4 scanning...

  859 10:23:24.629793  scan_generic_bus for PCI: 00:1f.4

  860 10:23:24.632560  scan_generic_bus for PCI: 00:1f.4 done

  861 10:23:24.639173  scan_bus: scanning of bus PCI: 00:1f.4 took 10049 usecs

  862 10:23:24.639286  PCI: 00:1f.5 scanning...

  863 10:23:24.642610  scan_generic_bus for PCI: 00:1f.5

  864 10:23:24.649157  scan_generic_bus for PCI: 00:1f.5 done

  865 10:23:24.652635  scan_bus: scanning of bus PCI: 00:1f.5 took 10049 usecs

  866 10:23:24.658819  scan_bus: scanning of bus DOMAIN: 0000 took 465996 usecs

  867 10:23:24.662216  root_dev_scan_bus for Root Device done

  868 10:23:24.669289  scan_bus: scanning of bus Root Device took 486105 usecs

  869 10:23:24.669376  done

  870 10:23:24.672566  Chrome EC: UHEPI supported

  871 10:23:24.679819  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  872 10:23:24.685909  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  873 10:23:24.692316  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  874 10:23:24.699415  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  875 10:23:24.702478  SPI flash protection: WPSW=0 SRP0=0

  876 10:23:24.709359  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  877 10:23:24.715820  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825767 exit 39572

  878 10:23:24.715903  found VGA at PCI: 00:02.0

  879 10:23:24.719366  Setting up VGA for PCI: 00:02.0

  880 10:23:24.725718  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  881 10:23:24.729113  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  882 10:23:24.732105  Allocating resources...

  883 10:23:24.735750  Reading resources...

  884 10:23:24.739079  Root Device read_resources bus 0 link: 0

  885 10:23:24.742422  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  886 10:23:24.748838  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  887 10:23:24.752140  DOMAIN: 0000 read_resources bus 0 link: 0

  888 10:23:24.759108  PCI: 00:14.0 read_resources bus 0 link: 0

  889 10:23:24.762721  USB0 port 0 read_resources bus 0 link: 0

  890 10:23:24.768915  USB0 port 0 read_resources bus 0 link: 0 done

  891 10:23:24.772291  PCI: 00:14.0 read_resources bus 0 link: 0 done

  892 10:23:24.778834  PCI: 00:15.0 read_resources bus 1 link: 0

  893 10:23:24.782320  PCI: 00:15.0 read_resources bus 1 link: 0 done

  894 10:23:24.785571  PCI: 00:15.1 read_resources bus 2 link: 0

  895 10:23:24.792621  PCI: 00:15.1 read_resources bus 2 link: 0 done

  896 10:23:24.796137  PCI: 00:19.1 read_resources bus 3 link: 0

  897 10:23:24.802808  PCI: 00:19.1 read_resources bus 3 link: 0 done

  898 10:23:24.806328  PCI: 00:1c.0 read_resources bus 1 link: 0

  899 10:23:24.812642  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  900 10:23:24.816157  PCI: 00:1e.2 read_resources bus 4 link: 0

  901 10:23:24.822420  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  902 10:23:24.825972  PCI: 00:1f.0 read_resources bus 0 link: 0

  903 10:23:24.832335  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  904 10:23:24.839349  DOMAIN: 0000 read_resources bus 0 link: 0 done

  905 10:23:24.842072  Root Device read_resources bus 0 link: 0 done

  906 10:23:24.845782  Done reading resources.

  907 10:23:24.848692  Show resources in subtree (Root Device)...After reading.

  908 10:23:24.855764   Root Device child on link 0 CPU_CLUSTER: 0

  909 10:23:24.858752    CPU_CLUSTER: 0 child on link 0 APIC: 00

  910 10:23:24.858834     APIC: 00

  911 10:23:24.862108     APIC: 01

  912 10:23:24.862189     APIC: 03

  913 10:23:24.865332     APIC: 02

  914 10:23:24.868797    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  915 10:23:24.878526    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  916 10:23:24.888684    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  917 10:23:24.888767     PCI: 00:00.0

  918 10:23:24.898869     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  919 10:23:24.908232     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  920 10:23:24.918096     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  921 10:23:24.925096     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  922 10:23:24.934655     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  923 10:23:24.944621     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  924 10:23:24.954286     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  925 10:23:24.964588     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  926 10:23:24.971003     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  927 10:23:24.981105     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  928 10:23:24.990961     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  929 10:23:25.000615     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  930 10:23:25.010553     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  931 10:23:25.020673     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  932 10:23:25.030214     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  933 10:23:25.030296     PCI: 00:02.0

  934 10:23:25.040252     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  935 10:23:25.050086     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  936 10:23:25.060141     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  937 10:23:25.060225     PCI: 00:04.0

  938 10:23:25.070225     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  939 10:23:25.073180     PCI: 00:08.0

  940 10:23:25.083262     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  941 10:23:25.086687     PCI: 00:14.0 child on link 0 USB0 port 0

  942 10:23:25.096620     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  943 10:23:25.102906      USB0 port 0 child on link 0 USB2 port 0

  944 10:23:25.102984       USB2 port 0

  945 10:23:25.106391       USB2 port 1

  946 10:23:25.106466       USB2 port 2

  947 10:23:25.109948       USB2 port 4

  948 10:23:25.110020       USB2 port 8

  949 10:23:25.113257     PCI: 00:14.1

  950 10:23:25.113326     PCI: 00:14.2

  951 10:23:25.123236     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  952 10:23:25.129829     PCI: 00:15.0 child on link 0 I2C: 01:5c

  953 10:23:25.139255     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  954 10:23:25.139338      I2C: 01:5c

  955 10:23:25.142786     PCI: 00:15.1 child on link 0 I2C: 02:15

  956 10:23:25.152519     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  957 10:23:25.155765      I2C: 02:15

  958 10:23:25.155836     PCI: 00:15.2

  959 10:23:25.159063     PCI: 00:15.3

  960 10:23:25.159144     PCI: 00:16.0

  961 10:23:25.169240     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  962 10:23:25.172485     PCI: 00:16.1

  963 10:23:25.172568     PCI: 00:16.2

  964 10:23:29.449689     PCI: 00:16.3

  965 10:23:29.449977     PCI: 00:16.4

  966 10:23:29.450089     PCI: 00:17.0

  967 10:23:29.450241     PCI: 00:19.0

  968 10:23:29.450303     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  969 10:23:29.450390     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  970 10:23:29.450449     PCI: 00:19.1 child on link 0 I2C: 03:39

  971 10:23:29.450506     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  972 10:23:29.450607      I2C: 03:39

  973 10:23:29.450676      I2C: 03:3a

  974 10:23:29.450730      I2C: 03:1a

  975 10:23:29.450798     PCI: 00:19.2

  976 10:23:29.450883     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  977 10:23:29.450965     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  978 10:23:29.451054     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  979 10:23:29.451140     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  980 10:23:29.451195      PCI: 01:00.0

  981 10:23:29.451250      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  982 10:23:29.451306     PCI: 00:1c.1

  983 10:23:29.451361     PCI: 00:1c.2

  984 10:23:29.451415     PCI: 00:1c.3

  985 10:23:29.451468     PCI: 00:1c.4

  986 10:23:29.451522     PCI: 00:1c.5

  987 10:23:29.451579     PCI: 00:1c.6

  988 10:23:29.451633     PCI: 00:1c.7

  989 10:23:29.451686     PCI: 00:1d.0

  990 10:23:29.451740     PCI: 00:1d.1

  991 10:23:29.451797     PCI: 00:1d.2

  992 10:23:29.451852     PCI: 00:1d.3

  993 10:23:29.451905     PCI: 00:1e.0

  994 10:23:29.451962     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  995 10:23:29.452018     PCI: 00:1e.1

  996 10:23:29.452072     PCI: 00:1e.2 child on link 0 SPI: 00

  997 10:23:29.452127     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  998 10:23:29.452183      SPI: 00

  999 10:23:29.452240     PCI: 00:1e.3

 1000 10:23:29.452294     PCI: 00:1e.4

 1001 10:23:29.452349     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1002 10:23:29.452403     PCI: 00:1e.5

 1003 10:23:29.452459     PCI: 00:1e.6

 1004 10:23:29.452514     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1005 10:23:29.452582     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1006 10:23:29.452635     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1007 10:23:29.452689      PNP: 0c09.0

 1008 10:23:29.452745      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1009 10:23:29.452799     PCI: 00:1f.1

 1010 10:23:29.452852     PCI: 00:1f.2

 1011 10:23:29.452906     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1012 10:23:29.452962     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1013 10:23:29.453017     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1014 10:23:29.453071     PCI: 00:1f.3

 1015 10:23:29.453127     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1016 10:23:29.453182     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1017 10:23:29.453236     PCI: 00:1f.4

 1018 10:23:29.453290     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1019 10:23:29.453369     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1020 10:23:29.453457     PCI: 00:1f.5

 1021 10:23:29.453571     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1022 10:23:29.453628     PCI: 00:1f.6

 1023 10:23:29.453683  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1024 10:23:29.453738  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1025 10:23:29.453799  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1026 10:23:29.453858  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1027 10:23:29.453913  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1028 10:23:29.453966  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1029 10:23:29.454020  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1030 10:23:29.454073  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1031 10:23:29.454128  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1032 10:23:29.454182  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1033 10:23:29.454235  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1034 10:23:29.454287  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1035 10:23:29.454340  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1036 10:23:29.454396  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1037 10:23:29.454449  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1038 10:23:29.454501  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1039 10:23:29.454553  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1040 10:23:29.454605  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1041 10:23:29.454660  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1042 10:23:29.454713  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1043 10:23:29.454765  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1044 10:23:29.454817  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1045 10:23:29.455056  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1046 10:23:29.455179  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1047 10:23:29.455275  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1048 10:23:29.455362  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1049 10:23:29.455452  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1050 10:23:29.455537  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1051 10:23:29.455599  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1052 10:23:29.455668  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1053 10:23:29.455722  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1054 10:23:29.455774  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1055 10:23:29.455829  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1056 10:23:29.455885  avoid_fixed_resources: DOMAIN: 0000

 1057 10:23:29.455938  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1058 10:23:29.455991  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1059 10:23:29.456044  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1060 10:23:29.456100  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1061 10:23:29.456153  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1062 10:23:29.456206  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1063 10:23:29.456258  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1064 10:23:29.456314  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1065 10:23:29.456367  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1066 10:23:29.456419  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1067 10:23:29.456474  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1068 10:23:29.456529  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1069 10:23:29.456586  Setting resources...

 1070 10:23:29.456645  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1071 10:23:29.456700  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1072 10:23:29.456756  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1073 10:23:29.456813  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1074 10:23:29.456867  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1075 10:23:29.456921  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1076 10:23:29.456975  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1077 10:23:29.457031  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1078 10:23:29.457085  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1079 10:23:29.457139  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1080 10:23:29.457193  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1081 10:23:29.457247  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1082 10:23:29.457300  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1083 10:23:29.457356  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1084 10:23:29.457410  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1085 10:23:29.457464  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1086 10:23:29.457561  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1087 10:23:29.457619  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1088 10:23:29.457673  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1089 10:23:29.457728  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1090 10:23:29.457784  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1091 10:23:29.457842  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1092 10:23:29.457896  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1093 10:23:29.457950  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1094 10:23:29.458003  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1095 10:23:29.458060  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1096 10:23:29.458114  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1097 10:23:29.458168  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1098 10:23:29.458223  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1099 10:23:29.458279  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1100 10:23:29.458334  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1101 10:23:29.458388  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1102 10:23:29.458442  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1103 10:23:29.458496  Root Device assign_resources, bus 0 link: 0

 1104 10:23:29.458550  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1105 10:23:29.458605  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1106 10:23:29.458661  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1107 10:23:29.458716  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1108 10:23:29.458771  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1109 10:23:29.458825  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1110 10:23:29.458879  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1111 10:23:29.458936  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1112 10:23:29.458993  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1113 10:23:29.459234  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1114 10:23:29.459295  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1115 10:23:29.459351  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1116 10:23:29.459409  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1117 10:23:29.459464  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1118 10:23:29.459518  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1119 10:23:29.459572  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1120 10:23:29.459627  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1121 10:23:29.459684  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1122 10:23:29.459738  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1123 10:23:29.459792  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1124 10:23:29.459846  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1125 10:23:29.459900  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1126 10:23:29.459957  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1127 10:23:29.460012  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1128 10:23:29.460066  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1129 10:23:29.460120  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1130 10:23:29.460196  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1131 10:23:29.460288  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1132 10:23:29.460376  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1133 10:23:29.460464  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1134 10:23:29.460541  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1135 10:23:29.460599  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1136 10:23:29.460655  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1137 10:23:29.460713  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1138 10:23:29.460768  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1139 10:23:29.460823  LPC: Trying to open IO window from 800 size 1ff

 1140 10:23:29.460877  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1141 10:23:29.460932  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1142 10:23:29.460989  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1143 10:23:29.461044  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1144 10:23:29.461098  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1145 10:23:29.461153  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1146 10:23:29.461209  Root Device assign_resources, bus 0 link: 0

 1147 10:23:29.461264  Done setting resources.

 1148 10:23:29.461318  Show resources in subtree (Root Device)...After assigning values.

 1149 10:23:29.461372   Root Device child on link 0 CPU_CLUSTER: 0

 1150 10:23:29.461426    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1151 10:23:29.461480     APIC: 00

 1152 10:23:29.461607     APIC: 01

 1153 10:23:29.461670     APIC: 03

 1154 10:23:29.461728     APIC: 02

 1155 10:23:29.461782    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1156 10:23:29.461837    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1157 10:23:29.461892    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1158 10:23:29.461950     PCI: 00:00.0

 1159 10:23:29.462005     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1160 10:23:29.462060     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1161 10:23:29.462114     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1162 10:23:29.462169     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1163 10:23:29.462226     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1164 10:23:29.462281     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1165 10:23:29.462336     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1166 10:23:29.462390     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1167 10:23:29.462448     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1168 10:23:29.462503     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1169 10:23:29.462558     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1170 10:23:29.462612     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1171 10:23:29.462668     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1172 10:23:29.462906     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1173 10:23:29.463006     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1174 10:23:29.463082     PCI: 00:02.0

 1175 10:23:29.463138     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1176 10:23:29.463208     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1177 10:23:29.463263     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1178 10:23:29.463320     PCI: 00:04.0

 1179 10:23:29.463374     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1180 10:23:29.463428     PCI: 00:08.0

 1181 10:23:29.463482     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1182 10:23:29.463537     PCI: 00:14.0 child on link 0 USB0 port 0

 1183 10:23:29.463593     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1184 10:23:29.463648      USB0 port 0 child on link 0 USB2 port 0

 1185 10:23:29.463702       USB2 port 0

 1186 10:23:29.463756       USB2 port 1

 1187 10:23:29.463809       USB2 port 2

 1188 10:23:29.463864       USB2 port 4

 1189 10:23:29.463918       USB2 port 8

 1190 10:23:29.463971     PCI: 00:14.1

 1191 10:23:29.464025     PCI: 00:14.2

 1192 10:23:29.464078     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1193 10:23:29.464135     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1194 10:23:29.464189     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1195 10:23:29.464244      I2C: 01:5c

 1196 10:23:29.464297     PCI: 00:15.1 child on link 0 I2C: 02:15

 1197 10:23:29.464351     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1198 10:23:29.464409      I2C: 02:15

 1199 10:23:29.464463     PCI: 00:15.2

 1200 10:23:29.464516     PCI: 00:15.3

 1201 10:23:29.464569     PCI: 00:16.0

 1202 10:23:29.464625     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1203 10:23:29.464680     PCI: 00:16.1

 1204 10:23:29.464733     PCI: 00:16.2

 1205 10:23:29.464786     PCI: 00:16.3

 1206 10:23:29.464838     PCI: 00:16.4

 1207 10:23:29.464894     PCI: 00:17.0

 1208 10:23:29.464948     PCI: 00:19.0

 1209 10:23:29.465001     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1210 10:23:29.465071     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1211 10:23:29.465166     PCI: 00:19.1 child on link 0 I2C: 03:39

 1212 10:23:29.465255     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1213 10:23:29.465343      I2C: 03:39

 1214 10:23:29.465432      I2C: 03:3a

 1215 10:23:29.465554      I2C: 03:1a

 1216 10:23:29.465612     PCI: 00:19.2

 1217 10:23:29.465668     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1218 10:23:29.465723     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1219 10:23:29.465779     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1220 10:23:29.465837     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1221 10:23:29.465892      PCI: 01:00.0

 1222 10:23:29.465946      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1223 10:23:29.466001     PCI: 00:1c.1

 1224 10:23:29.466057     PCI: 00:1c.2

 1225 10:23:29.466111     PCI: 00:1c.3

 1226 10:23:29.466164     PCI: 00:1c.4

 1227 10:23:29.466217     PCI: 00:1c.5

 1228 10:23:29.466273     PCI: 00:1c.6

 1229 10:23:29.466327     PCI: 00:1c.7

 1230 10:23:29.466382     PCI: 00:1d.0

 1231 10:23:29.466435     PCI: 00:1d.1

 1232 10:23:29.466489     PCI: 00:1d.2

 1233 10:23:29.466545     PCI: 00:1d.3

 1234 10:23:29.466599     PCI: 00:1e.0

 1235 10:23:29.466653     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1236 10:23:29.466708     PCI: 00:1e.1

 1237 10:23:29.466764     PCI: 00:1e.2 child on link 0 SPI: 00

 1238 10:23:29.466819     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1239 10:23:29.466873      SPI: 00

 1240 10:23:29.466926     PCI: 00:1e.3

 1241 10:23:29.466980     PCI: 00:1e.4

 1242 10:23:29.467034     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1243 10:23:29.467089     PCI: 00:1e.5

 1244 10:23:29.467144     PCI: 00:1e.6

 1245 10:23:29.467199     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1246 10:23:29.467253     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1247 10:23:29.467308     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1248 10:23:29.467362      PNP: 0c09.0

 1249 10:23:29.467419      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1250 10:23:29.467475     PCI: 00:1f.1

 1251 10:23:29.467529     PCI: 00:1f.2

 1252 10:23:29.467582     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1253 10:23:29.467640     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1254 10:23:29.467694     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1255 10:23:29.467749     PCI: 00:1f.3

 1256 10:23:29.467802     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1257 10:23:29.468042     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1258 10:23:29.468106     PCI: 00:1f.4

 1259 10:23:29.468161     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1260 10:23:29.468216     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1261 10:23:29.468272     PCI: 00:1f.5

 1262 10:23:29.468326     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1263 10:23:29.468383     PCI: 00:1f.6

 1264 10:23:29.468437  Done allocating resources.

 1265 10:23:29.468490  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114380 exit 29

 1266 10:23:29.468544  Enabling resources...

 1267 10:23:29.468598  PCI: 00:00.0 subsystem <- 8086/590c

 1268 10:23:29.468651  PCI: 00:00.0 cmd <- 06

 1269 10:23:29.468705  PCI: 00:02.0 subsystem <- 8086/591c

 1270 10:23:29.468760  PCI: 00:02.0 cmd <- 03

 1271 10:23:29.468814  PCI: 00:04.0 cmd <- 02

 1272 10:23:29.468867  PCI: 00:08.0 cmd <- 06

 1273 10:23:29.468920  PCI: 00:14.0 subsystem <- 8086/9d2f

 1274 10:23:29.468973  PCI: 00:14.0 cmd <- 02

 1275 10:23:29.469026  PCI: 00:14.2 subsystem <- 8086/9d31

 1276 10:23:29.469083  PCI: 00:14.2 cmd <- 02

 1277 10:23:29.469136  PCI: 00:15.0 subsystem <- 8086/9d60

 1278 10:23:29.469189  PCI: 00:15.0 cmd <- 06

 1279 10:23:29.469246  PCI: 00:15.1 subsystem <- 8086/9d61

 1280 10:23:29.469299  PCI: 00:15.1 cmd <- 06

 1281 10:23:29.469352  PCI: 00:16.0 subsystem <- 8086/9d3a

 1282 10:23:29.469405  PCI: 00:16.0 cmd <- 02

 1283 10:23:29.469459  PCI: 00:19.0 subsystem <- 8086/9d66

 1284 10:23:29.469576  PCI: 00:19.0 cmd <- 06

 1285 10:23:29.469647  PCI: 00:19.1 subsystem <- 8086/9d65

 1286 10:23:29.469701  PCI: 00:19.1 cmd <- 06

 1287 10:23:29.469755  PCI: 00:1c.0 bridge ctrl <- 0003

 1288 10:23:29.469809  PCI: 00:1c.0 subsystem <- 8086/9d10

 1289 10:23:29.469866  PCI: 00:1c.0 cmd <- 06

 1290 10:23:29.469920  PCI: 00:1e.0 subsystem <- 8086/9d27

 1291 10:23:29.469973  PCI: 00:1e.0 cmd <- 06

 1292 10:23:29.470026  PCI: 00:1e.2 subsystem <- 8086/9d29

 1293 10:23:29.470080  PCI: 00:1e.2 cmd <- 06

 1294 10:23:29.470142  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1295 10:23:29.470219  PCI: 00:1e.4 cmd <- 06

 1296 10:23:29.470305  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1297 10:23:29.470397  PCI: 00:1e.6 cmd <- 06

 1298 10:23:29.470479  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1299 10:23:29.470568  PCI: 00:1f.0 cmd <- 407

 1300 10:23:29.470630  PCI: 00:1f.2 subsystem <- 8086/9d21

 1301 10:23:29.470685  PCI: 00:1f.2 cmd <- 02

 1302 10:23:29.470740  PCI: 00:1f.3 subsystem <- 8086/9d71

 1303 10:23:29.470795  PCI: 00:1f.3 cmd <- 02

 1304 10:23:29.470848  PCI: 00:1f.4 subsystem <- 8086/9d23

 1305 10:23:29.470903  PCI: 00:1f.4 cmd <- 03

 1306 10:23:29.470957  PCI: 00:1f.5 subsystem <- 8086/9d24

 1307 10:23:29.471014  PCI: 00:1f.5 cmd <- 406

 1308 10:23:29.471074  PCI: 01:00.0 subsystem <- 8086/095a

 1309 10:23:29.471129  PCI: 01:00.0 cmd <- 02

 1310 10:23:29.471184  done.

 1311 10:23:29.471238  ME: Version : 11.8.50.3470

 1312 10:23:29.471292  BS: BS_DEV_ENABLE times (us): entry 228 run 139360 exit 19808

 1313 10:23:29.471347  Initializing devices...

 1314 10:23:29.471401  Root Device init ...

 1315 10:23:29.471458  Chrome EC: Set SMI mask to 0x0000000000000001

 1316 10:23:29.471513  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1317 10:23:29.471566  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1318 10:23:29.471620  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1319 10:23:29.471675  Chrome EC: Set WAKE mask to 0x0000000000000000

 1320 10:23:29.471731  Root Device init finished in 30841 usecs

 1321 10:23:29.471786  CPU_CLUSTER: 0 init ...

 1322 10:23:29.471840  CPU_CLUSTER: 0 init finished in 2445 usecs

 1323 10:23:29.471893  PCI: 00:00.0 init ...

 1324 10:23:29.471947  CPU TDP: 5 Watts

 1325 10:23:29.472003  CPU PL2 = 18 Watts

 1326 10:23:29.472057  PCI: 00:00.0 init finished in 6981 usecs

 1327 10:23:29.472111  PCI: 00:02.0 init ...

 1328 10:23:29.472167  PCI: 00:02.0 init finished in 2251 usecs

 1329 10:23:29.472222  PCI: 00:04.0 init ...

 1330 10:23:29.472276  PCI: 00:04.0 init finished in 2249 usecs

 1331 10:23:29.472330  PCI: 00:08.0 init ...

 1332 10:23:29.472384  PCI: 00:08.0 init finished in 2250 usecs

 1333 10:23:29.472438  PCI: 00:14.0 init ...

 1334 10:23:29.472491  PCI: 00:14.0 init finished in 2250 usecs

 1335 10:23:29.472548  PCI: 00:14.2 init ...

 1336 10:23:29.472605  PCI: 00:14.2 init finished in 2248 usecs

 1337 10:23:29.472662  PCI: 00:15.0 init ...

 1338 10:23:29.472716  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1339 10:23:29.472770  PCI: 00:15.0 init finished in 5969 usecs

 1340 10:23:29.472826  PCI: 00:15.1 init ...

 1341 10:23:29.472880  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1342 10:23:29.472934  PCI: 00:15.1 init finished in 5969 usecs

 1343 10:23:29.472987  PCI: 00:16.0 init ...

 1344 10:23:29.473043  PCI: 00:16.0 init finished in 2249 usecs

 1345 10:23:29.473097  PCI: 00:19.1 init ...

 1346 10:23:29.473151  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1347 10:23:29.473206  PCI: 00:19.1 init finished in 5968 usecs

 1348 10:23:29.473276  PCI: 00:1c.0 init ...

 1349 10:23:29.473334  Initializing PCH PCIe bridge.

 1350 10:23:29.473389  PCI: 00:1c.0 init finished in 5287 usecs

 1351 10:23:29.473444  PCI: 00:1e.4 init ...

 1352 10:23:29.473506  PCI: 00:1e.4 init finished in 2248 usecs

 1353 10:23:29.473574  PCI: 00:1f.0 init ...

 1354 10:23:29.473628  IOAPIC: Initializing IOAPIC at 0xfec00000

 1355 10:23:29.473685  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1356 10:23:29.473742  IOAPIC: ID = 0x02

 1357 10:23:29.473796  IOAPIC: Dumping registers

 1358 10:23:29.473849    reg 0x0000: 0x02000000

 1359 10:23:29.473903    reg 0x0001: 0x00770020

 1360 10:23:29.473956    reg 0x0002: 0x00000000

 1361 10:23:29.474010  PCI: 00:1f.0 init finished in 23467 usecs

 1362 10:23:29.474067  PCI: 00:1f.2 init ...

 1363 10:23:29.474119  RTC Init

 1364 10:23:29.474171  Set power on after power failure.

 1365 10:23:29.474223  Disabling ACPI via APMC:

 1366 10:23:29.474275  done.

 1367 10:23:29.474327  Disabling Deep S3

 1368 10:23:29.474379  Disabling Deep S3

 1369 10:23:29.474434  Enabling Deep S4

 1370 10:23:29.474486  Enabling Deep S4

 1371 10:23:29.474538  Enabling Deep S5

 1372 10:23:29.474590  Enabling Deep S5

 1373 10:23:29.474643  PCI: 00:1f.2 init finished in 23822 usecs

 1374 10:23:29.474698  PCI: 00:1f.4 init ...

 1375 10:23:29.474750  PCI: 00:1f.4 init finished in 2260 usecs

 1376 10:23:29.474803  PCI: 01:00.0 init ...

 1377 10:23:29.474855  PCI: 01:00.0 init finished in 2393 usecs

 1378 10:23:29.474906  PNP: 0c09.0 init ...

 1379 10:23:29.474958  Google Chrome EC: Hello got back 11223344 status (0)

 1380 10:23:29.475191  Google Chrome EC: version:

 1381 10:23:29.475250      ro: rammus_v2.0.387-f0df0fe2e

 1382 10:23:29.475303      rw: rammus_v2.0.425-6e0dd622e

 1383 10:23:29.475358    running image: 1

 1384 10:23:29.475411  EC returned error result code 1

 1385 10:23:29.475463  PNP: 0c09.0 init finished in 24455 usecs

 1386 10:23:29.475515  Devices initialized

 1387 10:23:29.475567  Show all devs... After init.

 1388 10:23:29.475619  Root Device: enabled 1

 1389 10:23:29.475671  CPU_CLUSTER: 0: enabled 1

 1390 10:23:29.475726  DOMAIN: 0000: enabled 1

 1391 10:23:29.475778  APIC: 00: enabled 1

 1392 10:23:29.475829  PCI: 00:00.0: enabled 1

 1393 10:23:29.475881  PCI: 00:02.0: enabled 1

 1394 10:23:29.475935  PCI: 00:14.0: enabled 1

 1395 10:23:29.475987  PCI: 00:14.1: enabled 0

 1396 10:23:29.476039  PCI: 00:14.2: enabled 1

 1397 10:23:29.476107  PCI: 00:15.0: enabled 1

 1398 10:23:29.476196  PCI: 00:15.1: enabled 1

 1399 10:23:29.476280  PCI: 00:15.2: enabled 0

 1400 10:23:29.476363  PCI: 00:15.3: enabled 0

 1401 10:23:29.476448  PCI: 00:16.0: enabled 1

 1402 10:23:29.476504  PCI: 00:16.1: enabled 0

 1403 10:23:29.476557  PCI: 00:16.2: enabled 0

 1404 10:23:29.476610  PCI: 00:16.3: enabled 0

 1405 10:23:29.476666  PCI: 00:16.4: enabled 0

 1406 10:23:29.476719  PCI: 00:17.0: enabled 0

 1407 10:23:29.476771  PCI: 00:19.0: enabled 1

 1408 10:23:29.476823  PCI: 00:19.1: enabled 1

 1409 10:23:29.476876  PCI: 00:19.2: enabled 0

 1410 10:23:29.476930  PCI: 00:1c.0: enabled 1

 1411 10:23:29.476983  PCI: 00:1c.1: enabled 0

 1412 10:23:29.477035  PCI: 00:1c.2: enabled 0

 1413 10:23:29.477089  PCI: 00:1c.3: enabled 0

 1414 10:23:29.477144  PCI: 00:1c.4: enabled 0

 1415 10:23:29.477198  PCI: 00:1c.5: enabled 0

 1416 10:23:29.477250  PCI: 00:1c.6: enabled 0

 1417 10:23:29.477301  PCI: 00:1c.7: enabled 0

 1418 10:23:29.477356  PCI: 00:1d.0: enabled 0

 1419 10:23:29.477407  PCI: 00:1d.1: enabled 0

 1420 10:23:29.477459  PCI: 00:1d.2: enabled 0

 1421 10:23:29.477534  PCI: 00:1d.3: enabled 0

 1422 10:23:29.477604  PCI: 00:1e.0: enabled 1

 1423 10:23:29.477656  PCI: 00:1e.1: enabled 0

 1424 10:23:29.477708  PCI: 00:1e.2: enabled 1

 1425 10:23:29.477761  PCI: 00:1e.3: enabled 0

 1426 10:23:29.477812  PCI: 00:1e.4: enabled 1

 1427 10:23:29.477864  PCI: 00:1e.5: enabled 0

 1428 10:23:29.477916  PCI: 00:1e.6: enabled 1

 1429 10:23:29.477967  PCI: 00:1f.0: enabled 1

 1430 10:23:29.478021  PCI: 00:1f.1: enabled 0

 1431 10:23:29.478076  PCI: 00:1f.2: enabled 1

 1432 10:23:29.478128  PCI: 00:1f.3: enabled 1

 1433 10:23:29.478179  PCI: 00:1f.4: enabled 1

 1434 10:23:29.478230  PCI: 00:1f.5: enabled 1

 1435 10:23:29.478282  PCI: 00:1f.6: enabled 0

 1436 10:23:29.478334  USB0 port 0: enabled 1

 1437 10:23:29.478386  I2C: 01:5c: enabled 1

 1438 10:23:29.478441  I2C: 02:15: enabled 1

 1439 10:23:29.478494  I2C: 03:39: enabled 1

 1440 10:23:29.478545  I2C: 03:3a: enabled 1

 1441 10:23:29.478597  I2C: 03:1a: enabled 1

 1442 10:23:29.478648  PCI: 01:00.0: enabled 1

 1443 10:23:29.478700  SPI: 00: enabled 1

 1444 10:23:29.478755  PNP: 0c09.0: enabled 1

 1445 10:23:29.478807  USB2 port 0: enabled 1

 1446 10:23:29.478862  USB2 port 1: enabled 1

 1447 10:23:29.478916  USB2 port 2: enabled 1

 1448 10:23:29.478968  USB2 port 4: enabled 1

 1449 10:23:29.479020  USB2 port 8: enabled 1

 1450 10:23:29.479072  APIC: 01: enabled 1

 1451 10:23:29.479123  APIC: 03: enabled 1

 1452 10:23:29.479177  APIC: 02: enabled 1

 1453 10:23:29.479233  PCI: 00:04.0: enabled 1

 1454 10:23:29.479286  PCI: 00:08.0: enabled 1

 1455 10:23:29.479338  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1456 10:23:29.479391  ELOG: NV offset 0x9f0000 size 0x4000

 1457 10:23:29.479444  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1458 10:23:29.479497  ELOG: Event(17) added with size 13 at 2023-06-05 10:23:26 UTC

 1459 10:23:29.479552  POST: Unexpected post code in previous boot: 0x34

 1460 10:23:29.479605  ELOG: Event(A3) added with size 11 at 2023-06-05 10:23:26 UTC

 1461 10:23:29.479658  ELOG: Event(92) added with size 9 at 2023-06-05 10:23:26 UTC

 1462 10:23:29.479710  ELOG: Event(9A) added with size 9 at 2023-06-05 10:23:26 UTC

 1463 10:23:29.479762  ELOG: Event(AD) added with size 10 at 2023-06-05 10:23:26 UTC

 1464 10:23:29.479813  ELOG: Event(9F) added with size 14 at 2023-06-05 10:23:26 UTC

 1465 10:23:29.479868  BS: BS_DEV_INIT times (us): entry 0 run 417140 exit 60066

 1466 10:23:29.479921  ELOG: Event(A1) added with size 10 at 2023-06-05 10:23:26 UTC

 1467 10:23:29.479974  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1468 10:23:29.480026  ELOG: Event(A0) added with size 9 at 2023-06-05 10:23:26 UTC

 1469 10:23:29.480079  elog_add_boot_reason: Logged dev mode boot

 1470 10:23:29.480133  Finalize devices...

 1471 10:23:29.480186  Devices finalized

 1472 10:23:29.480237  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1473 10:23:29.480292  BS: BS_POST_DEVICE times (us): entry 25577 run 3960 exit 5193

 1474 10:23:29.480345  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 56 exit 0

 1475 10:23:29.480398  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1476 10:23:29.480450  CBFS: Locating 'fallback/dsdt.aml'

 1477 10:23:29.480502  CBFS: Found @ offset 19af40 size 4691

 1478 10:23:29.480554  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1479 10:23:29.480607  CBFS: Locating 'fallback/slic'

 1480 10:23:29.480659  CBFS: 'fallback/slic' not found.

 1481 10:23:29.480713  ACPI: Writing ACPI tables at 7aa9a000.

 1482 10:23:29.480765  ACPI:    * FACS

 1483 10:23:29.480817  ACPI:    * DSDT

 1484 10:23:29.480870  Ramoops buffer: 0x100000@0x7a999000.

 1485 10:23:29.480922  SGX: not enabled or not supported. skip gnvs fill

 1486 10:23:29.480976  ACPI:    * FADT

 1487 10:23:29.481029  SCI is IRQ9

 1488 10:23:29.481081  ACPI: added table 1/32, length now 40

 1489 10:23:29.481133  ACPI:     * SSDT

 1490 10:23:29.481185  Found 1 CPU(s) with 4 core(s) each.

 1491 10:23:29.481240  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1492 10:23:29.481292  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1493 10:23:29.481345  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1494 10:23:29.481396  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1495 10:23:29.481452  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1496 10:23:29.481548  Error: Could not locate 'wifi_sar' in VPD.

 1497 10:23:29.481602  Error: failed from getting SAR limits!

 1498 10:23:29.481654  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1499 10:23:29.481710  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1500 10:23:29.481763  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1501 10:23:29.482000  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1502 10:23:29.482062  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1503 10:23:29.482115  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1504 10:23:29.482168  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1505 10:23:29.482221  ACPI: added table 2/32, length now 44

 1506 10:23:29.482274  ACPI:    * MCFG

 1507 10:23:29.482345  ACPI: added table 3/32, length now 48

 1508 10:23:29.482426  ACPI:    * TPM2

 1509 10:23:29.482509  ACPI: added table 4/32, length now 52

 1510 10:23:29.482594  ACPI:    * MADT

 1511 10:23:29.482675  SCI is IRQ9

 1512 10:23:29.482740  ACPI: added table 5/32, length now 56

 1513 10:23:29.482798  current = 7aa9fa60

 1514 10:23:29.482853  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1515 10:23:29.482906  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1516 10:23:29.482961  CBFS: Found @ offset 167000 size ba8

 1517 10:23:29.483014  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1518 10:23:29.483066  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1519 10:23:29.483118  CBFS: Found @ offset 19f640 size ba8

 1520 10:23:29.483171  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1521 10:23:29.483226  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1522 10:23:29.483279  CBFS: Found @ offset 167cc0 size 64

 1523 10:23:29.483331  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1524 10:23:29.483383  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1525 10:23:29.483437  CBFS: Found @ offset 167cc0 size 64

 1526 10:23:29.483490  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1527 10:23:29.483542  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1528 10:23:29.483594  CBFS: Found @ offset 167c00 size 64

 1529 10:23:29.483648  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1530 10:23:29.483701  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1531 10:23:29.483752  CBFS: Found @ offset 103f00 size 64

 1532 10:23:29.483804  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1533 10:23:29.483855  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1534 10:23:29.483907  CBFS: Found @ offset 103f00 size 64

 1535 10:23:29.483962  ACPI:    * NHLT

 1536 10:23:29.484014  ACPI: added table 6/32, length now 60

 1537 10:23:29.484066  ACPI:    * DMAR

 1538 10:23:29.484120  ACPI: added table 7/32, length now 64

 1539 10:23:29.484173  ACPI: * IGD OpRegion

 1540 10:23:29.484224  GMA: Found VBT in CBFS

 1541 10:23:29.484276  GMA: Found valid VBT in CBFS

 1542 10:23:29.484327  current = 7aaa3610

 1543 10:23:29.484381  ACPI: added table 8/32, length now 68

 1544 10:23:29.484433  ACPI:    * HPET

 1545 10:23:29.484485  ACPI: added table 9/32, length now 72

 1546 10:23:29.484536  ACPI: done.

 1547 10:23:29.484588  ACPI tables: 38592 bytes.

 1548 10:23:29.484642  smbios_write_tables: 7a998000

 1549 10:23:29.484695  Create SMBIOS type 17

 1550 10:23:29.484747  PCI: 01:00.0 (Intel WiFi)

 1551 10:23:29.484798  SMBIOS tables: 662 bytes.

 1552 10:23:29.484850  Writing table forward entry at 0x00000500

 1553 10:23:29.484902  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1554 10:23:29.484955  Writing coreboot table at 0x7aabe000

 1555 10:23:29.485009   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1556 10:23:29.485062   1. 0000000000001000-000000000009ffff: RAM

 1557 10:23:29.485121   2. 00000000000a0000-00000000000fffff: RESERVED

 1558 10:23:29.485175   3. 0000000000100000-000000007a997fff: RAM

 1559 10:23:29.485227   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1560 10:23:29.485280   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1561 10:23:29.485332   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1562 10:23:29.485385   7. 000000007b000000-000000007fffffff: RESERVED

 1563 10:23:29.485437   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1564 10:23:29.485517   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1565 10:23:29.485590  10. 00000000fed10000-00000000fed19fff: RESERVED

 1566 10:23:29.485644  11. 00000000fed80000-00000000fed84fff: RESERVED

 1567 10:23:29.485697  12. 00000000fed90000-00000000fed91fff: RESERVED

 1568 10:23:29.485753  13. 0000000100000000-000000017effffff: RAM

 1569 10:23:29.485808  Graphics framebuffer located at 0xc0000000

 1570 10:23:29.485859  Passing 6 GPIOs to payload:

 1571 10:23:29.485913              NAME |       PORT | POLARITY |     VALUE

 1572 10:23:29.485966     write protect |  undefined |     high |       low

 1573 10:23:29.486018          recovery |  undefined |     high |       low

 1574 10:23:29.486070               lid |  undefined |     high |      high

 1575 10:23:29.486123             power |  undefined |     high |       low

 1576 10:23:29.486174             oprom |  undefined |     high |       low

 1577 10:23:29.486226          EC in RW | 0x00000036 |     high |       low

 1578 10:23:29.486281  Board ID: 6

 1579 10:23:29.486334  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1580 10:23:29.486386  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum 17c2

 1581 10:23:29.486439  coreboot table: 1468 bytes.

 1582 10:23:29.486490  IMD ROOT    0. 7afff000 00001000

 1583 10:23:29.486542  IMD SMALL   1. 7affe000 00001000

 1584 10:23:29.486594  FSP MEMORY  2. 7abfe000 00400000

 1585 10:23:29.486649  CONSOLE     3. 7abde000 00020000

 1586 10:23:29.486705  TIME STAMP  4. 7abdd000 00000910

 1587 10:23:29.486759  VBOOT       5. 7abdc000 00000c0c

 1588 10:23:29.486811  MRC DATA    6. 7abda000 00001878

 1589 10:23:29.486863  ROMSTG STCK 7. 7abd9000 00000400

 1590 10:23:29.486918  AFTER CAR   8. 7abd0000 00009000

 1591 10:23:29.486970  RAMSTAGE    9. 7ab05000 000cb000

 1592 10:23:29.487025  REFCODE    10. 7aad6000 0002f000

 1593 10:23:29.487080  SMM BACKUP 11. 7aac6000 00010000

 1594 10:23:29.487132  COREBOOT   12. 7aabe000 00008000

 1595 10:23:29.487184  ACPI       13. 7aa9a000 00024000

 1596 10:23:29.487236  ACPI GNVS  14. 7aa99000 00001000

 1597 10:23:29.487290  RAMOOPS    15. 7a999000 00100000

 1598 10:23:29.487343  SMBIOS     16. 7a998000 00000800

 1599 10:23:29.487395  IMD small region:

 1600 10:23:29.487449    IMD ROOT    0. 7affec00 00000400

 1601 10:23:29.487501    FSP RUNTIME 1. 7affebe0 00000004

 1602 10:23:29.487553    VBOOT SEL   2. 7affebc0 00000008

 1603 10:23:29.487789    EC HOSTEVENT 3. 7affeba0 00000008

 1604 10:23:29.487849    POWER STATE 4. 7affeb60 00000040

 1605 10:23:29.487902    ROMSTAGE    5. 7affeb40 00000004

 1606 10:23:29.487954    MEM INFO    6. 7affe980 000001a9

 1607 10:23:29.488007    VPD         7. 7affe920 00000047

 1608 10:23:29.488059    COREBOOTFWD 8. 7affe8e0 00000028

 1609 10:23:29.488113  MTRR: Physical address space:

 1610 10:23:29.488165  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1611 10:23:29.488223  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1612 10:23:29.488277  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1613 10:23:29.488377  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1614 10:23:29.488484  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1615 10:23:29.488573  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1616 10:23:29.488660  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1617 10:23:29.488737  MTRR: Fixed MSR 0x250 0x0606060606060606

 1618 10:23:29.488794  MTRR: Fixed MSR 0x258 0x0606060606060606

 1619 10:23:29.488848  MTRR: Fixed MSR 0x259 0x0000000000000000

 1620 10:23:29.488903  MTRR: Fixed MSR 0x268 0x0606060606060606

 1621 10:23:29.488956  MTRR: Fixed MSR 0x269 0x0606060606060606

 1622 10:23:29.489008  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1623 10:23:29.489060  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1624 10:23:29.489112  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1625 10:23:29.489168  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1626 10:23:29.489220  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1627 10:23:29.489271  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1628 10:23:29.489324  call enable_fixed_mtrr()

 1629 10:23:29.489408  CPU physical address size: 39 bits

 1630 10:23:29.489507  MTRR: default type WB/UC MTRR counts: 6/5.

 1631 10:23:29.489578  MTRR: UC selected as default type.

 1632 10:23:29.489632  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1633 10:23:29.489687  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1634 10:23:29.489740  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1635 10:23:29.489793  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1636 10:23:29.489846  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1637 10:23:29.489901  

 1638 10:23:29.489955  MTRR check

 1639 10:23:29.490006  Fixed MTRRs   : Enabled

 1640 10:23:29.490059  Variable MTRRs: Enabled

 1641 10:23:29.490113  

 1642 10:23:29.490165  MTRR: Fixed MSR 0x250 0x0606060606060606

 1643 10:23:29.490217  MTRR: Fixed MSR 0x258 0x0606060606060606

 1644 10:23:29.490299  MTRR: Fixed MSR 0x259 0x0000000000000000

 1645 10:23:29.490358  MTRR: Fixed MSR 0x268 0x0606060606060606

 1646 10:23:29.490410  MTRR: Fixed MSR 0x269 0x0606060606060606

 1647 10:23:29.490463  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1648 10:23:29.490517  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1649 10:23:29.490570  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1650 10:23:29.490622  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1651 10:23:29.490674  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1652 10:23:29.490725  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1653 10:23:29.490780  BS: BS_WRITE_TABLES times (us): entry 0 run 537689 exit 146410

 1654 10:23:29.490833  call enable_fixed_mtrr()

 1655 10:23:29.490885  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1656 10:23:29.490937  CPU physical address size: 39 bits

 1657 10:23:29.490989  CBFS: Locating 'fallback/payload'

 1658 10:23:29.491041  MTRR: Fixed MSR 0x250 0x0606060606060606

 1659 10:23:29.491093  MTRR: Fixed MSR 0x250 0x0606060606060606

 1660 10:23:29.491148  MTRR: Fixed MSR 0x258 0x0606060606060606

 1661 10:23:29.491201  MTRR: Fixed MSR 0x259 0x0000000000000000

 1662 10:23:29.491252  MTRR: Fixed MSR 0x268 0x0606060606060606

 1663 10:23:29.491304  MTRR: Fixed MSR 0x269 0x0606060606060606

 1664 10:23:29.491359  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1665 10:23:29.491425  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1666 10:23:29.491484  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1667 10:23:29.491536  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1668 10:23:29.491588  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1669 10:23:29.491640  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1670 10:23:29.491694  MTRR: Fixed MSR 0x258 0x0606060606060606

 1671 10:23:29.491746  call enable_fixed_mtrr()

 1672 10:23:29.491798  MTRR: Fixed MSR 0x259 0x0000000000000000

 1673 10:23:29.491850  MTRR: Fixed MSR 0x268 0x0606060606060606

 1674 10:23:29.491901  MTRR: Fixed MSR 0x269 0x0606060606060606

 1675 10:23:29.491953  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1676 10:23:29.492005  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1677 10:23:29.492057  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1678 10:23:29.492111  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1679 10:23:29.492167  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1680 10:23:29.492220  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1681 10:23:29.492276  CPU physical address size: 39 bits

 1682 10:23:29.492328  call enable_fixed_mtrr()

 1683 10:23:29.492383  CBFS: Found @ offset 223040 size 360b4

 1684 10:23:29.492435  CPU physical address size: 39 bits

 1685 10:23:29.492487  Checking segment from ROM address 0xfff23078

 1686 10:23:29.492539  Checking segment from ROM address 0xfff23094

 1687 10:23:29.492590  Loading segment from ROM address 0xfff23078

 1688 10:23:29.492645    code (compression=0)

 1689 10:23:29.492698    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1690 10:23:29.492750  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1691 10:23:29.492803  it's not compressed!

 1692 10:23:29.492854  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1693 10:23:29.492909  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1694 10:23:29.492964  Loading segment from ROM address 0xfff23094

 1695 10:23:29.493018    Entry Point 0x30104020

 1696 10:23:29.493072  Loaded segments

 1697 10:23:29.493124  Finalizing chipset.

 1698 10:23:29.493176  ME: Host Firmware Status Register 1 : 0x90000245

 1699 10:23:29.493407  ME: Host Firmware Status Register 2 : 0x6B000306

 1700 10:23:29.493524  ME: Host Firmware Status Register 3 : 0x00000020

 1701 10:23:29.493627  ME: Host Firmware Status Register 4 : 0x00084000

 1702 10:23:29.493685  ME: Host Firmware Status Register 5 : 0x00000000

 1703 10:23:29.493738  ME: Host Firmware Status Register 6 : 0x40000002

 1704 10:23:29.493794  ME: FW Partition Table      : OK

 1705 10:23:29.493848  ME: Bringup Loader Failure  : NO

 1706 10:23:29.493901  ME: Firmware Init Complete  : YES

 1707 10:23:29.493953  ME: Manufacturing Mode      : NO

 1708 10:23:29.494007  ME: Boot Options Present    : NO

 1709 10:23:29.494059  ME: Update In Progress      : NO

 1710 10:23:29.494135  ME: D3 Support              : NO

 1711 10:23:29.494211  ME: D0i3 Support            : YES

 1712 10:23:29.494294  ME: Low Power State Enabled : YES

 1713 10:23:29.494380  ME: CPU Replaced            : NO

 1714 10:23:29.494464  ME: CPU Replacement Valid   : YES

 1715 10:23:29.494528  ME: Current Working State   : Normal

 1716 10:23:29.494582  ME: Current Operation State : M0 with UMA

 1717 10:23:29.494636  ME: Current Operation Mode  : Normal

 1718 10:23:29.494688  ME: Error Code              : No Error

 1719 10:23:29.494744  ME: Progress Phase          : Host Communication

 1720 10:23:29.494796  ME: Power Management Event  : Power cycle reset through Moff

 1721 10:23:29.494849  ME: Progress Phase State    : Host communication established

 1722 10:23:29.494902  ME: Power Down Mitigation   : NO

 1723 10:23:29.494954  ME: FPF status              : fused

 1724 10:23:29.495009  Clearing MCA.

 1725 10:23:29.495061  Finalizing SMM.

 1726 10:23:29.495114  BS: BS_PAYLOAD_LOAD times (us): entry 599 run 260121 exit 135351

 1727 10:23:29.495166  mp_park_aps done after 0 msecs.

 1728 10:23:29.495218  Jumping to boot code at 30104020(7aabe000)

 1729 10:23:29.495271  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1730 10:23:29.495324  

 1731 10:23:29.495403  

 1732 10:23:29.495471  

 1733 10:23:29.495522  Starting depthcharge on rammus...

 1734 10:23:29.495575  

 1735 10:23:29.495629  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1736 10:23:29.495682  

 1737 10:23:29.495734  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1738 10:23:29.495787  

 1739 10:23:29.495839  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1740 10:23:29.495894  

 1741 10:23:29.495946  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1742 10:23:29.495998  

 1743 10:23:29.496049  

 1744 10:23:29.496103  

 1745 10:23:29.496425  end: 2.2.3 depthcharge-start (duration 00:00:13) [common]
 1746 10:23:29.496515  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1747 10:23:29.496597  Setting prompt string to ['rammus:']
 1748 10:23:29.496673  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1749 10:23:29.496838  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}']
 1751 10:23:29.597156  rammus: tftpboot 192.168.201.1 10590700/tftp-deploy-5ynuagde/kernel/bzImage 10590700/tftp-deploy-5ynuagde/kernel/cmdline 10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz

 1752 10:23:29.597306  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}']
 1753 10:23:29.597404  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:42)
 1754 10:23:29.601470  tftpboot 192.168.201.1 10590700/tftp-deploy-5ynuagde/kernel/bzIploy-5ynuagde/kernel/cmdline 10590700/tftp-deploy-5ynuagde/ramdisk/ramdisk.cpio.gz

 1755 10:23:29.601566  

 1756 10:23:29.601629  Waiting for link

 1757 10:23:30.107413  

 1758 10:23:30.107554  R8152: Initializing

 1759 10:23:30.107623  

 1760 10:23:30.111030  Version 9 (ocp_data = 6010)

 1761 10:23:30.111117  

 1762 10:23:30.114229  R8152: Done initializing

 1763 10:23:30.114313  

 1764 10:23:30.117128  Adding net device

 1765 10:23:30.317124  

 1766 10:23:30.317273  done.

 1767 10:23:30.317342  

 1768 10:23:30.317404  MAC: 00:e0:4c:78:7f:da

 1769 10:23:30.317463  

 1770 10:23:30.320628  Sending DHCP discover... done.

 1771 10:23:30.320716  

 1772 10:23:30.323776  Waiting for reply... done.

 1773 10:23:30.323861  

 1774 10:23:30.327126  Sending DHCP request... done.

 1775 10:23:30.327211  

 1776 10:23:30.330150  Waiting for reply... done.

 1777 10:23:30.330236  

 1778 10:23:30.333665  My ip is 192.168.201.12

 1779 10:23:30.333753  

 1780 10:23:30.336858  The DHCP server ip is 192.168.201.1

 1781 10:23:30.336972  

 1782 10:23:30.340221  TFTP server IP predefined by user: 192.168.201.1

 1783 10:23:30.340305  

 1784 10:23:30.346405  Bootfile predefined by user: 10590700/tftp-deploy-5ynuagde/kernel/bzImage

 1785 10:23:30.346544  

 1786 10:23:30.349645  Sending tftp read request... done.

 1787 10:23:30.353085  

 1788 10:23:30.356893  Waiting for the transfer... 

 1789 10:23:30.356993  

 1790 10:23:30.607525  00000000 ################################################################

 1791 10:23:30.607667  

 1792 10:23:30.855097  00080000 ################################################################

 1793 10:23:30.855257  

 1794 10:23:31.114075  00100000 ################################################################

 1795 10:23:31.114255  

 1796 10:23:31.366312  00180000 ################################################################

 1797 10:23:31.366468  

 1798 10:23:31.615999  00200000 ################################################################

 1799 10:23:31.616164  

 1800 10:23:31.863092  00280000 ################################################################

 1801 10:23:31.863312  

 1802 10:23:32.112345  00300000 ################################################################

 1803 10:23:32.112496  

 1804 10:23:32.361939  00380000 ################################################################

 1805 10:23:32.362088  

 1806 10:23:32.624661  00400000 ################################################################

 1807 10:23:32.624875  

 1808 10:23:32.875232  00480000 ################################################################

 1809 10:23:32.875383  

 1810 10:23:33.124658  00500000 ################################################################

 1811 10:23:33.124838  

 1812 10:23:33.374827  00580000 ################################################################

 1813 10:23:33.374965  

 1814 10:23:33.623636  00600000 ################################################################

 1815 10:23:33.623802  

 1816 10:23:33.898694  00680000 ################################################################

 1817 10:23:33.898833  

 1818 10:23:34.179977  00700000 ################################################################

 1819 10:23:34.180111  

 1820 10:23:34.452291  00780000 ################################################################

 1821 10:23:34.452424  

 1822 10:23:34.717703  00800000 ################################################################

 1823 10:23:34.717844  

 1824 10:23:34.985619  00880000 ################################################################

 1825 10:23:34.985776  

 1826 10:23:35.252368  00900000 ################################################################

 1827 10:23:35.252522  

 1828 10:23:35.507353  00980000 ################################################################

 1829 10:23:35.507506  

 1830 10:23:35.793267  00a00000 ################################################################

 1831 10:23:35.793416  

 1832 10:23:36.052876  00a80000 ################################################################

 1833 10:23:36.053039  

 1834 10:23:36.309656  00b00000 ################################################################

 1835 10:23:36.309820  

 1836 10:23:36.566733  00b80000 ################################################################

 1837 10:23:36.566872  

 1838 10:23:36.862688  00c00000 ################################################################

 1839 10:23:36.863220  

 1840 10:23:37.159339  00c80000 ################################################################

 1841 10:23:37.159487  

 1842 10:23:37.429648  00d00000 ################################################################

 1843 10:23:37.429792  

 1844 10:23:37.696718  00d80000 ################################################################

 1845 10:23:37.696881  

 1846 10:23:37.962964  00e00000 ################################################################

 1847 10:23:37.963104  

 1848 10:23:38.220153  00e80000 ################################################################

 1849 10:23:38.220292  

 1850 10:23:38.487200  00f00000 ################################################################

 1851 10:23:38.487339  

 1852 10:23:38.577159  00f80000 #################### done.

 1853 10:23:38.577809  

 1854 10:23:38.580618  The bootfile was 16408960 bytes long.

 1855 10:23:38.581054  

 1856 10:23:38.583801  Sending tftp read request... done.

 1857 10:23:38.584229  

 1858 10:23:38.587260  Waiting for the transfer... 

 1859 10:23:38.587688  

 1860 10:23:38.882711  00000000 ################################################################

 1861 10:23:38.882846  

 1862 10:23:39.170240  00080000 ################################################################

 1863 10:23:39.170374  

 1864 10:23:39.442267  00100000 ################################################################

 1865 10:23:39.442398  

 1866 10:23:39.736554  00180000 ################################################################

 1867 10:23:39.736686  

 1868 10:23:40.033761  00200000 ################################################################

 1869 10:23:40.033891  

 1870 10:23:40.330673  00280000 ################################################################

 1871 10:23:40.330815  

 1872 10:23:40.660018  00300000 ################################################################

 1873 10:23:40.660154  

 1874 10:23:40.939804  00380000 ################################################################

 1875 10:23:40.939935  

 1876 10:23:41.235103  00400000 ################################################################

 1877 10:23:41.235237  

 1878 10:23:41.495238  00480000 ################################################################

 1879 10:23:41.495378  

 1880 10:23:41.748640  00500000 ################################################################

 1881 10:23:41.748780  

 1882 10:23:42.002217  00580000 ################################################################

 1883 10:23:42.002354  

 1884 10:23:42.255890  00600000 ################################################################

 1885 10:23:42.256030  

 1886 10:23:42.517573  00680000 ################################################################

 1887 10:23:42.517729  

 1888 10:23:42.776077  00700000 ################################################################

 1889 10:23:42.776266  

 1890 10:23:43.034535  00780000 ################################################################

 1891 10:23:43.034672  

 1892 10:23:43.293760  00800000 ################################################################

 1893 10:23:43.293896  

 1894 10:23:43.546541  00880000 ################################################################

 1895 10:23:43.546714  

 1896 10:23:43.798557  00900000 ################################################################

 1897 10:23:43.798692  

 1898 10:23:44.048254  00980000 ################################################################

 1899 10:23:44.048392  

 1900 10:23:44.118398  00a00000 ################### done.

 1901 10:23:44.118493  

 1902 10:23:44.121756  Sending tftp read request... done.

 1903 10:23:44.121839  

 1904 10:23:44.125823  Waiting for the transfer... 

 1905 10:23:44.126346  

 1906 10:23:44.129208  00000000 # done.

 1907 10:23:44.129761  

 1908 10:23:44.135486  Command line loaded dynamically from TFTP file: 10590700/tftp-deploy-5ynuagde/kernel/cmdline

 1909 10:23:44.136000  

 1910 10:23:44.158623  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/10590700/extract-nfsrootfs-2mh_qp5m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1911 10:23:44.166132  

 1912 10:23:44.169713  Shutting down all USB controllers.

 1913 10:23:44.170179  

 1914 10:23:44.170571  Removing current net device

 1915 10:23:44.170916  

 1916 10:23:44.172650  Finalizing coreboot

 1917 10:23:44.173121  

 1918 10:23:44.179103  Exiting depthcharge with code 4 at timestamp: 21818619

 1919 10:23:44.179591  

 1920 10:23:44.179963  

 1921 10:23:44.180325  Starting kernel ...

 1922 10:23:44.180662  

 1923 10:23:44.180980  

 1924 10:23:44.182382  end: 2.2.4 bootloader-commands (duration 00:00:15) [common]
 1925 10:23:44.182928  start: 2.2.5 auto-login-action (timeout 00:04:28) [common]
 1926 10:23:44.183341  Setting prompt string to ['Linux version [0-9]']
 1927 10:23:44.183723  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}']
 1928 10:23:44.184113  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)
 1929 10:23:45.989662  

 1930 10:23:45.990716  start: 2.2.5.1 login-action (timeout 00:04:26) [common]
 1931 10:23:45.991404  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.
 1932 10:23:45.991975  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']
 1933 10:23:45.992492  Using line separator: #'\n'#
 1934 10:23:45.992841  No login prompt set.
 1935 10:23:45.993178  Parsing kernel messages
 1936 10:23:45.993520  ['-\\[ 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']
 1937 10:23:45.994106  [login-action] Waiting for messages, (timeout 00:04:26)
 1938 10:23:46.009162  [    0.000000] Linux version 5.10.182-cip34 (KernelCI@build-j1608784-x86-64-gcc-10-x86-64-defconfig-x86-chromebonqp7n) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Mon Jun 5 10:09:22 UTC 2023

 1939 10:23:46.035486  [    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/10590700/extract-nfsrootfs-2mh_qp5m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1940 10:23:46.042041  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 1941 10:23:46.051969  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 1942 10:23:46.058669  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 1943 10:23:46.065103  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 1944 10:23:46.071899  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 1945 10:23:46.078426  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 1946 10:23:46.084517  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 1947 10:23:46.094526  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 1948 10:23:46.104548  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 1949 10:23:46.107485  [    0.000000] BIOS-provided physical RAM map:

 1950 10:23:46.114171  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1951 10:23:46.124137  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1952 10:23:46.130734  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1953 10:23:46.137125  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1954 10:23:46.147081  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1955 10:23:46.153921  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1956 10:23:46.163681  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1957 10:23:46.170026  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1958 10:23:46.176187  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1959 10:23:46.186263  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1960 10:23:46.193197  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1961 10:23:46.199207  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1962 10:23:46.205885  [    0.000000] NX (Execute Disable) protection: active

 1963 10:23:46.209141  [    0.000000] SMBIOS 2.7 present.

 1964 10:23:46.215631  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1965 10:23:46.222188  [    0.000000] tsc: Detected 1600.000 MHz processor

 1966 10:23:46.225773  [    0.000000] tsc: Detected 1599.960 MHz TSC

 1967 10:23:46.231947  [    0.000045] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1968 10:23:46.238404  [    0.001162] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1969 10:23:46.244701  [    0.005947] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1970 10:23:46.251689  [    0.020310] check: Scanning 1 areas for low memory corruption

 1971 10:23:46.258157  [    0.020321] Using GB pages for direct mapping

 1972 10:23:46.261214  [    0.020782] RAMDISK: [mem 0x375db000-0x37ffffff]

 1973 10:23:46.267733  [    0.020789] ACPI: Early table checksum verification disabled

 1974 10:23:46.274359  [    0.020795] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1975 10:23:46.284495  [    0.020807] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1976 10:23:46.293997  [    0.020820] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1977 10:23:46.303540  [    0.020834] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 1978 10:23:46.307228  [    0.020844] ACPI: FACS 0x000000007AA9A240 000040

 1979 10:23:46.313391  [    0.020853] ACPI: FACS 0x000000007AA9A240 000040

 1980 10:23:46.323453  [    0.020862] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 1981 10:23:46.333386  [    0.020873] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1982 10:23:46.343494  [    0.020882] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1983 10:23:46.353404  [    0.020892] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 1984 10:23:46.359850  [    0.020902] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 1985 10:23:46.369468  [    0.020912] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1986 10:23:46.379332  [    0.020922] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 1987 10:23:46.389348  [    0.020931] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1988 10:23:46.399158  [    0.020941] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 1989 10:23:46.405715  [    0.020946] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 1990 10:23:46.412294  [    0.020949] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1991 10:23:46.421645  [    0.020953] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1992 10:23:46.428633  [    0.020957] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 1993 10:23:46.438432  [    0.020961] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 1994 10:23:46.444853  [    0.020964] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 1995 10:23:46.451610  [    0.020968] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 1996 10:23:46.461330  [    0.020972] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 1997 10:23:46.467714  [    0.020976] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 1998 10:23:46.477945  [    0.020979] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 1999 10:23:46.484194  [    0.020983] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 2000 10:23:46.487403  [    0.021114] No NUMA configuration found

 2001 10:23:46.497125  [    0.021118] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 2002 10:23:46.503547  [    0.021126] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]

 2003 10:23:46.506910  [    0.021162] Zone ranges:

 2004 10:23:46.513613  [    0.021166]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2005 10:23:46.520095  [    0.021172]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2006 10:23:46.526588  [    0.021178]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2007 10:23:46.530167  [    0.021184] Movable zone start for each node

 2008 10:23:46.536597  [    0.021188] Early memory node ranges

 2009 10:23:46.542900  [    0.021192]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2010 10:23:46.549576  [    0.021196]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2011 10:23:46.556380  [    0.021200]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2012 10:23:46.563103  [    0.021205] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2013 10:23:46.569125  [    0.021234] On node 0, zone DMA: 1 pages in unavailable ranges

 2014 10:23:46.576046  [    0.021271] On node 0, zone DMA: 96 pages in unavailable ranges

 2015 10:23:46.585470  [    0.031156] On node 0, zone Normal: 22120 pages in unavailable ranges

 2016 10:23:46.592241  [    0.031210] On node 0, zone Normal: 4096 pages in unavailable ranges

 2017 10:23:46.598722  [    0.031233] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2018 10:23:46.605480  [    0.031578] ACPI: PM-Timer IO Port: 0x1808

 2019 10:23:46.612019  [    0.031629] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2020 10:23:46.618143  [    0.031639] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2021 10:23:46.624655  [    0.031644] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2022 10:23:46.634861  [    0.031655] Using ACPI (MADT) for SMP configuration information

 2023 10:23:46.637880  [    0.031660] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2024 10:23:46.644337  [    0.031666] TSC deadline timer available

 2025 10:23:46.647824  [    0.031671] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2026 10:23:46.657898  [    0.031693] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2027 10:23:46.664194  [    0.031698] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2028 10:23:46.674338  [    0.031702] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2029 10:23:46.683801  [    0.031706] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2030 10:23:46.690306  [    0.031709] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2031 10:23:46.700396  [    0.031712] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2032 10:23:46.706723  [    0.031716] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2033 10:23:46.716586  [    0.031719] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2034 10:23:46.726217  [    0.031722] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2035 10:23:46.733195  [    0.031725] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2036 10:23:46.742822  [    0.031729] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2037 10:23:46.749835  [    0.031732] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2038 10:23:46.759233  [    0.031735] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2039 10:23:46.768930  [    0.031739] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2040 10:23:46.775364  [    0.031742] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2041 10:23:46.781785  [    0.031748] [mem 0x80000000-0xdfffffff] available for PCI devices

 2042 10:23:46.795100  [    0.031755] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2043 10:23:46.801775  [    0.044953] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2044 10:23:46.811327  [    0.045185] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2045 10:23:46.817901  [    0.045248] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2046 10:23:46.821256  [    0.045252] Policy zone: Normal

 2047 10:23:46.847163  [    0.045262] 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/10590700/extract-nfsrootfs-2mh_qp5m,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2048 10:23:46.857058  [    0.045675] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2049 10:23:46.863691  [    0.045863] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2050 10:23:46.869998  [    0.045935] mem auto-init: stack:off, heap alloc:off, heap free:off

 2051 10:23:46.886708  [    0.064465] Memory: 3878212K/4089052K available (22546K kernel code, 3691K rwdata, 9380K rodata, 2148K init, 14096K bss, 210580K reserved, 0K cma-reserved)

 2052 10:23:46.893138  [    0.064595] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2053 10:23:46.899558  [    0.064646] Kernel/User page tables isolation: enabled

 2054 10:23:46.906297  [    0.064722] ftrace: allocating 60778 entries in 238 pages

 2055 10:23:46.912761  [    0.117610] ftrace: allocated 238 pages with 6 groups

 2056 10:23:46.915844  [    0.117837] Running RCU self tests

 2057 10:23:46.919189  [    0.117850] rcu: Hierarchical RCU implementation.

 2058 10:23:46.926285  [    0.117853] rcu: 	RCU event tracing is enabled.

 2059 10:23:46.932586  [    0.117856] rcu: 	RCU lockdep checking is enabled.

 2060 10:23:46.938977  [    0.117860] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2061 10:23:46.942274  [    0.117864] 	Rude variant of Tasks RCU enabled.

 2062 10:23:46.948712  [    0.117867] 	Tracing variant of Tasks RCU enabled.

 2063 10:23:46.958760  [    0.117870] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2064 10:23:46.965164  [    0.117874] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2065 10:23:46.971554  [    0.125466] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2066 10:23:46.974924  [    0.125873] random: crng init done

 2067 10:23:46.981386  [    0.125957] Console: colour dummy device 80x25

 2068 10:23:46.984771  [    0.201089] printk: console [ttyS0] enabled

 2069 10:23:46.994695  [    0.201456] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2070 10:23:46.997617  [    0.202117] ... MAX_LOCKDEP_SUBCLASSES:  8

 2071 10:23:47.004284  [    0.202471] ... MAX_LOCK_DEPTH:          48

 2072 10:23:47.007734  [    0.202833] ... MAX_LOCKDEP_KEYS:        8192

 2073 10:23:47.014283  [    0.203214] ... CLASSHASH_SIZE:          4096

 2074 10:23:47.017283  [    0.203590] ... MAX_LOCKDEP_ENTRIES:     32768

 2075 10:23:47.024323  [    0.203973] ... MAX_LOCKDEP_CHAINS:      65536

 2076 10:23:47.027220  [    0.204355] ... CHAINHASH_SIZE:          32768

 2077 10:23:47.033866  [    0.204738]  memory used by lock dependency info: 6365 kB

 2078 10:23:47.040224  [    0.205206]  memory used for stack traces: 4224 kB

 2079 10:23:47.046956  [    0.205624]  per task-struct memory footprint: 1920 bytes

 2080 10:23:47.050498  [    0.206138] ACPI: Core revision 20200925

 2081 10:23:47.056731  [    0.206655] hpet: HPET dysfunctional in PC10. Force disabled.

 2082 10:23:47.063391  [    0.207154] APIC: Switch to symmetric I/O mode setup

 2083 10:23:47.073453  [    0.211580] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2084 10:23:47.086561  [    0.212495] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2085 10:23:47.089933  [    0.213399] pid_max: default: 32768 minimum: 301

 2086 10:23:47.096398  [    0.213480] LSM: Security Framework initializing

 2087 10:23:47.099988  [    0.213480] SELinux:  Initializing.

 2088 10:23:47.102936  [    0.213480] LSM support for eBPF active

 2089 10:23:47.113159  [    0.213480] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2090 10:23:47.122518  [    0.213480] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2091 10:23:47.126021  [    0.213480] mce: CPU0: Thermal monitoring enabled (TM1)

 2092 10:23:47.132587  [    0.213480] process: using mwait in idle threads

 2093 10:23:47.138696  [    0.213480] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2094 10:23:47.145063  [    0.213480] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2095 10:23:47.155017  [    0.213480] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2096 10:23:47.158328  [    0.213480] Spectre V2 : Mitigation: IBRS

 2097 10:23:47.168274  [    0.213480] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2098 10:23:47.174752  [    0.213480] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2099 10:23:47.181357  [    0.213480] RETBleed: Mitigation: IBRS

 2100 10:23:47.191052  [    0.213480] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2101 10:23:47.197605  [    0.213480] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2102 10:23:47.207610  [    0.213480] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2103 10:23:47.214053  [    0.213480] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2104 10:23:47.223570  [    0.213480] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2105 10:23:47.227159  [    0.213480] SRBDS: Vulnerable: No microcode

 2106 10:23:47.233741  [    0.213480] ------------[ cut here ]------------

 2107 10:23:47.234052  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2108 10:23:47.246634  [    0.213480] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2109 10:23:47.256899  [    0.213480] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220

 2110 10:23:47.260209  [    0.213480] Modules linked in:

 2111 10:23:47.266674  [    0.213480] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.182-cip34 #1

 2112 10:23:47.272990  [    0.213480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2113 10:23:47.279688  [    0.213480] RIP: 0010:apply_returns+0x1f5/0x220

 2114 10:23:47.299160  [    0.213480] 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 88 69 0f b4 c6 05 7b eb 46 02 01 e8 82 f7 10 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2115 10:23:47.305758  [    0.213480] RSP: 0000:ffffffffb4403de0 EFLAGS: 00010282

 2116 10:23:47.312634  [    0.213480] RAX: 0000000000000000 RBX: ffffffffb500b35c RCX: 0000000000000000

 2117 10:23:47.322093  [    0.213480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb2377c91

 2118 10:23:47.328732  [    0.213480] RBP: ffffffffb3d7ece0 R08: 0000000000000001 R09: 0000000000000001

 2119 10:23:47.338594  [    0.213480] R10: ffffffffb448fee0 R11: 3fffffffffffffff R12: ffffffffb50234ac

 2120 10:23:47.345211  [    0.213480] R13: cccccccccccccccc R14: ffffffffb3d7ece5 R15: 0000000000000004

 2121 10:23:47.355141  [    0.213480] FS:  0000000000000000(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 2122 10:23:47.361430  [    0.213480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2123 10:23:47.368041  [    0.213480] CR2: ffff996b57801000 CR3: 0000000115e26001 CR4: 00000000003706f0

 2124 10:23:47.371495  [    0.213480] Call Trace:

 2125 10:23:47.374381  [    0.213480]  ? __warn+0x80/0x110

 2126 10:23:47.377678  [    0.213480]  ? apply_returns+0x1f5/0x220

 2127 10:23:47.384565  [    0.213480]  ? report_bug+0x9e/0xc0

 2128 10:23:47.387488  [    0.213480]  ? __warn_printk+0x6c/0x8d

 2129 10:23:47.390769  [    0.213480]  ? handle_bug+0x41/0x90

 2130 10:23:47.394318  [    0.213480]  ? exc_invalid_op+0x14/0x70

 2131 10:23:47.400538  [    0.213480]  ? asm_exc_invalid_op+0x12/0x20

 2132 10:23:47.404154  [    0.213480]  ? console_unlock+0x4d1/0x5f0

 2133 10:23:47.410642  [    0.213480]  ? apply_returns+0x1f5/0x220

 2134 10:23:47.414114  [    0.213480]  alternative_instructions+0x7d/0x143

 2135 10:23:47.417312  [    0.213480]  check_bugs+0xe9f/0xefb

 2136 10:23:47.423597  [    0.213480]  start_kernel+0x517/0x54d

 2137 10:23:47.427173  [    0.213480]  secondary_startup_64_no_verify+0xc2/0xcb

 2138 10:23:47.433449  [    0.213480] irq event stamp: 198801

 2139 10:23:47.443177  [    0.213480] hardirqs last  enabled at (198809): [<ffffffffb2377c91>] console_unlock+0x4d1/0x5f0

 2140 10:23:47.450183  [    0.213480] hardirqs last disabled at (198816): [<ffffffffb2377c04>] console_unlock+0x444/0x5f0

 2141 10:23:47.463127  [    0.213480] softirqs last  enabled at (1832): [<ffffffffb23cf4cb>] cgroup_idr_alloc.constprop.0+0x5b/0xe0

 2142 10:23:47.472854  [    0.213480] softirqs last disabled at (1830): [<ffffffffb23cf49e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0

 2143 10:23:47.479422  [    0.213480] ---[ end trace 04bede4d306f3cde ]---

 2144 10:23:47.480140  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']
 2145 10:23:47.480443  login-action: kernel 'warning'
 2146 10:23:47.480685  [login-action] Waiting for messages, (timeout 00:04:24)
 2147 10:23:47.482799  [    0.213480] Freeing SMP alternatives memory: 48K

 2148 10:23:47.496260  [    0.213480] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2149 10:23:47.506298  [    0.217521] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2150 10:23:47.509310  [    0.218493] ... version:                4

 2151 10:23:47.515771  [    0.219484] ... bit width:              48

 2152 10:23:47.519337  [    0.220484] ... generic registers:      4

 2153 10:23:47.525859  [    0.221485] ... value mask:             0000ffffffffffff

 2154 10:23:47.532042  [    0.222484] ... max period:             00007fffffffffff

 2155 10:23:47.535567  [    0.223484] ... fixed-purpose events:   3

 2156 10:23:47.542075  [    0.224484] ... event mask:             000000070000000f

 2157 10:23:47.548477  [    0.227608] rcu: Hierarchical SRCU implementation.

 2158 10:23:47.552040  [    0.238572] smp: Bringing up secondary CPUs ...

 2159 10:23:47.558725  [    0.243513] x86: Booting SMP configuration:

 2160 10:23:47.561872  [    0.244489] .... node  #0, CPUs:      #1

 2161 10:23:47.578043  [    0.248567] 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.

 2162 10:23:47.594427  [    0.250486] 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.

 2163 10:23:47.597327  [    0.254569]  #2 #3

 2164 10:23:47.600444  [    0.267540] smp: Brought up 1 node, 4 CPUs

 2165 10:23:47.607516  [    0.269486] smpboot: Max logical packages: 1

 2166 10:23:47.614123  [    0.270485] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2167 10:23:47.617061  [    0.280483] devtmpfs: initialized

 2168 10:23:47.623594  [    0.282597] x86/mm: Memory block size: 128MB

 2169 10:23:47.633671  [    0.302528] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2170 10:23:47.643192  [    0.303492] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2171 10:23:47.646688  [    0.306568] pinctrl core: initialized pinctrl subsystem

 2172 10:23:47.652989  [    0.312486] PM: RTC time: 10:23:43, date: 2023-06-05

 2173 10:23:47.659507  [    0.315642] NET: Registered protocol family 16

 2174 10:23:47.663119  [    0.319620] audit: initializing netlink subsys (disabled)

 2175 10:23:47.672720  [    0.320524] audit: type=2000 audit(1685960623.108:1): state=initialized audit_enabled=0 res=1

 2176 10:23:47.679597  [    0.324514] thermal_sys: Registered thermal governor 'step_wise'

 2177 10:23:47.685810  [    0.325487] thermal_sys: Registered thermal governor 'user_space'

 2178 10:23:47.692397  [    0.326552] cpuidle: using governor menu

 2179 10:23:47.695875  [    0.329525] ACPI: bus type PCI registered

 2180 10:23:47.705598  [    0.331634] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2181 10:23:47.715638  [    0.332488] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2182 10:23:47.721920  [    0.333512] PCI: Using configuration type 1 for base access

 2183 10:23:47.725562  [    0.517588] Kprobes globally optimized

 2184 10:23:47.732062  [    0.521513] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2185 10:23:47.738765  [    0.522486] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2186 10:23:47.748636  [    0.524661] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2187 10:23:47.751646  [    0.541592] ACPI: Added _OSI(Module Device)

 2188 10:23:47.757858  [    0.542486] ACPI: Added _OSI(Processor Device)

 2189 10:23:47.761326  [    0.543485] ACPI: Added _OSI(3.0 _SCP Extensions)

 2190 10:23:47.768015  [    0.544485] ACPI: Added _OSI(Processor Aggregator Device)

 2191 10:23:47.774953  [    0.545486] ACPI: Added _OSI(Linux-Dell-Video)

 2192 10:23:47.780917  [    0.546486] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2193 10:23:47.784578  [    0.547486] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2194 10:23:47.791079  [    0.609495] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2195 10:23:47.797331  [    0.649599] ACPI: EC: EC started

 2196 10:23:47.800633  [    0.650484] ACPI: EC: interrupt blocked

 2197 10:23:47.807640  [    0.654607] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2198 10:23:47.813963  [    0.655488] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2199 10:23:47.817193  [    0.656485] ACPI: Interpreter enabled

 2200 10:23:47.824054  [    0.657541] ACPI: (supports S0 S3 S4 S5)

 2201 10:23:47.827240  [    0.658486] ACPI: Using IOAPIC for interrupt routing

 2202 10:23:47.840562  [    0.659547] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2203 10:23:47.843649  [    0.746634] ACPI: Power Resource [PRIC] (on)

 2204 10:23:47.850203  [    0.944590] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2205 10:23:47.860380  [    0.945493] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2206 10:23:47.869967  [    0.947566] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2207 10:23:47.879846  [    0.948544] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2208 10:23:47.886406  [    0.952501] PCI host bridge to bus 0000:00

 2209 10:23:47.893021  [    0.953488] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2210 10:23:47.899233  [    0.954486] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2211 10:23:47.908998  [    0.955486] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2212 10:23:47.915744  [    0.956486] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2213 10:23:47.925439  [    0.957486] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2214 10:23:47.931966  [    0.958486] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2215 10:23:47.942171  [    0.959486] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2216 10:23:47.951569  [    0.960486] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2217 10:23:47.958023  [    0.961485] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2218 10:23:47.967964  [    0.962486] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2219 10:23:47.974552  [    0.963485] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2220 10:23:47.984702  [    0.964486] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2221 10:23:47.990696  [    0.965485] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2222 10:23:48.000742  [    0.966495] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2223 10:23:48.007450  [    0.967495] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2224 10:23:48.017183  [    0.968511] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2225 10:23:48.026989  [    0.969486] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2226 10:23:48.033872  [    0.970486] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2227 10:23:48.043517  [    0.971486] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2228 10:23:48.050467  [    0.972486] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2229 10:23:48.056544  [    0.973486] pci_bus 0000:00: root bus resource [bus 00-ff]

 2230 10:23:48.063027  [    0.974567] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2231 10:23:48.069805  [    0.980554] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2232 10:23:48.079867  [    0.981505] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2233 10:23:48.086152  [    0.982501] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2234 10:23:48.092544  [    0.983493] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2235 10:23:48.099175  [    0.987542] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2236 10:23:48.105627  [    0.988505] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2237 10:23:48.112288  [    0.992638] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2238 10:23:48.122199  [    0.993507] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2239 10:23:48.128641  [    0.997567] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2240 10:23:48.135102  [    0.998519] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2241 10:23:48.141567  [    0.999612] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2242 10:23:48.148428  [    1.004485] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2243 10:23:48.158110  [    1.005521] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2244 10:23:48.164862  [    1.009581] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2245 10:23:48.171460  [    1.010526] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2246 10:23:48.177903  [    1.015547] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2247 10:23:48.184941  [    1.016526] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2248 10:23:48.192250  [    1.021579] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2249 10:23:48.199476  [    1.022526] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2250 10:23:48.207123  [    1.023513] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2251 10:23:48.214701  [    1.028505] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2252 10:23:48.221916  [    1.029526] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2253 10:23:48.229326  [    1.034568] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2254 10:23:48.236252  [    1.036504] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2255 10:23:48.243700  [    1.041504] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2256 10:23:48.251215  [    1.042526] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2257 10:23:48.254501  [    1.047551] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2258 10:23:48.264913  [    1.048532] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2259 10:23:48.271064  [    1.053541] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2260 10:23:48.277526  [    1.054520] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2261 10:23:48.284554  [    1.059604] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2262 10:23:48.290557  [    1.060522] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2263 10:23:48.300672  [    1.065506] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2264 10:23:48.307185  [    1.070498] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2265 10:23:48.313703  [    1.071512] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2266 10:23:48.320151  [    1.076493] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2267 10:23:48.326714  [    1.077524] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2268 10:23:48.333310  [    1.078538] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2269 10:23:48.339625  [    1.079579] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2270 10:23:48.349245  [    1.083639] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2271 10:23:48.356176  [    1.084551] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2272 10:23:48.362671  [    1.085561] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2273 10:23:48.369005  [    1.089613] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2274 10:23:48.375597  [    1.090516] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2275 10:23:48.381906  [    1.099484] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2276 10:23:48.388761  [    1.103641] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2277 10:23:48.395286  [    1.126640] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2278 10:23:48.401846  [    1.145506] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2279 10:23:48.408354  [    1.146501] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2280 10:23:48.418446  [    1.154501] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2281 10:23:48.424727  [    1.156556] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2282 10:23:48.431273  [    1.158558] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2283 10:23:48.441043  [    1.160550] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2284 10:23:48.447813  [    1.162557] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2285 10:23:48.454153  [    1.164550] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2286 10:23:48.464157  [    1.166549] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2287 10:23:48.470490  [    1.168548] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2288 10:23:48.477104  [    1.200522] ACPI: EC: interrupt unblocked

 2289 10:23:48.480445  [    1.201484] ACPI: EC: event unblocked

 2290 10:23:48.483498  [    1.202485] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2291 10:23:48.490376  [    1.203485] ACPI: EC: GPE=0x6e

 2292 10:23:48.496777  [    1.204488] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2293 10:23:48.503444  [    1.205487] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2294 10:23:48.509955  [    1.208529] iommu: Default domain type: Translated 

 2295 10:23:48.516834  [    1.211532] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2296 10:23:48.526389  [    1.212071] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2297 10:23:48.533028  [    1.212499] pci 0000:00:02.0: vgaarb: bridge control possible

 2298 10:23:48.536361  [    1.213485] vgaarb: loaded

 2299 10:23:48.539401  [    1.216627] SCSI subsystem initialized

 2300 10:23:48.546328  [    1.218597] ACPI: bus type USB registered

 2301 10:23:48.552515  [    1.219589] usbcore: registered new interface driver usbfs

 2302 10:23:48.555857  [    1.220533] usbcore: registered new interface driver hub

 2303 10:23:48.562412  [    1.221516] usbcore: registered new device driver usb

 2304 10:23:48.569120  [    1.222580] mc: Linux media interface: v0.10

 2305 10:23:48.572137  [    1.223508] videodev: Linux video capture interface: v2.00

 2306 10:23:48.578914  [    1.224512] pps_core: LinuxPPS API ver. 1 registered

 2307 10:23:48.588665  [    1.225484] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2308 10:23:48.595152  [    1.226493] PTP clock support registered

 2309 10:23:48.602017  [    1.229608] Advanced Linux Sound Architecture Driver Initialized.

 2310 10:23:48.605030  [    1.235521] NetLabel: Initializing

 2311 10:23:48.608753  [    1.236489] NetLabel:  domain hash size = 128

 2312 10:23:48.614875  [    1.237487] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2313 10:23:48.621217  [    1.238552] NetLabel:  unlabeled traffic allowed by default

 2314 10:23:48.627681  [    1.240530] PCI: Using ACPI for IRQ routing

 2315 10:23:48.634842  [    1.288629] clocksource: Switched to clocksource tsc-early

 2316 10:23:48.637856  [    1.603384] VFS: Disk quotas dquot_6.6.0

 2317 10:23:48.644325  [    1.603786] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2318 10:23:48.647586  [    1.604721] pnp: PnP ACPI init

 2319 10:23:48.654103  [    1.605591] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2320 10:23:48.664041  [    1.606184] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2321 10:23:48.670747  [    1.606770] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2322 10:23:48.677248  [    1.607344] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2323 10:23:48.686913  [    1.607925] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2324 10:23:48.693467  [    1.608500] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2325 10:23:48.699875  [    1.609111] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2326 10:23:48.709823  [    1.609724] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2327 10:23:48.716184  [    1.610298] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2328 10:23:48.723196  [    1.610880] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2329 10:23:48.729220  [    1.612158] system 00:01: [io  0x1800-0x18fe] has been reserved

 2330 10:23:48.736206  [    1.612968] system 00:03: [io  0x0900-0x09fe] has been reserved

 2331 10:23:48.742435  [    1.613677] system 00:04: [io  0x0200] has been reserved

 2332 10:23:48.748932  [    1.614143] system 00:04: [io  0x0204] has been reserved

 2333 10:23:48.755757  [    1.614605] system 00:04: [io  0x0800-0x087f] has been reserved

 2334 10:23:48.762142  [    1.615135] system 00:04: [io  0x0880-0x08ff] has been reserved

 2335 10:23:48.765219  [    1.617851] pnp: PnP ACPI: found 6 devices

 2336 10:23:48.775210  [    1.629744] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2337 10:23:48.781757  [    1.630602] NET: Registered protocol family 2

 2338 10:23:48.788334  [    1.631123] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2339 10:23:48.798080  [    1.633214] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2340 10:23:48.807937  [    1.634150] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2341 10:23:48.817774  [    1.635000] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2342 10:23:48.824386  [    1.637195] TCP: Hash tables configured (established 32768 bind 32768)

 2343 10:23:48.830564  [    1.638015] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2344 10:23:48.840688  [    1.638895] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2345 10:23:48.847365  [    1.639705] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2346 10:23:48.853874  [    1.640656] NET: Registered protocol family 1

 2347 10:23:48.860645  [    1.641572] RPC: Registered named UNIX socket transport module.

 2348 10:23:48.863506  [    1.642122] RPC: Registered udp transport module.

 2349 10:23:48.870158  [    1.642535] RPC: Registered tcp transport module.

 2350 10:23:48.876784  [    1.642955] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2351 10:23:48.883053  [    1.643978] NET: Registered protocol family 44

 2352 10:23:48.886487  [    1.644387] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2353 10:23:48.896697  [    1.644853] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2354 10:23:48.903701  [    1.645448] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2355 10:23:48.909870  [    1.645990] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2356 10:23:48.916051  [    1.646525] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2357 10:23:48.925973  [    1.647173] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2358 10:23:48.932739  [    1.647777] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2359 10:23:48.939232  [    1.648371] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2360 10:23:48.948910  [    1.648971] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2361 10:23:48.955395  [    1.649573] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2362 10:23:48.961887  [    1.650180] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2363 10:23:48.971918  [    1.650790] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2364 10:23:48.978350  [    1.651392] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2365 10:23:48.988376  [    1.651999] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2366 10:23:48.994359  [    1.652601] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2367 10:23:49.001152  [    1.653208] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2368 10:23:49.011446  [    1.653851] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2369 10:23:49.017701  [    1.654451] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2370 10:23:49.024501  [    1.655059] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2371 10:23:49.034472  [    1.655669] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2372 10:23:49.040614  [    1.656285] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2373 10:23:49.050255  [    1.656892] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2374 10:23:49.057149  [    1.657493] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2375 10:23:49.067233  [    1.658387] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2376 10:23:49.070194  [    1.660632] PCI: CLS 64 bytes, default 64

 2377 10:23:49.073639  [    1.661284] Unpacking initramfs...

 2378 10:23:49.079913  [    1.975941] Freeing initrd memory: 10388K

 2379 10:23:49.083444  [    1.976358] DMAR: Host address width 39

 2380 10:23:49.090262  [    1.976766] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2381 10:23:49.099439  [    1.977282] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2382 10:23:49.106363  [    1.978014] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2383 10:23:49.112562  [    1.978556] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2384 10:23:49.119628  [    1.979039] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2385 10:23:49.125873  [    1.979804] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2386 10:23:49.135595  [    1.980361] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2387 10:23:49.145346  [    1.981217] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2388 10:23:49.151931  [    1.981915] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2389 10:23:49.158460  [    1.982414] RAPL PMU: hw unit of domain package 2^-14 Joules

 2390 10:23:49.164832  [    1.982928] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2391 10:23:49.171415  [    1.983397] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2392 10:23:49.174951  [    1.983893] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2393 10:23:49.181558  [    1.985697] kvm: already loaded the other module

 2394 10:23:49.188269  [    1.987959] check: Scanning for low memory corruption every 60 seconds

 2395 10:23:49.194720  [    1.990873] Initialise system trusted keyrings

 2396 10:23:49.200893  [    1.991453] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2397 10:23:49.207729  [    2.006335] NFS: Registering the id_resolver key type

 2398 10:23:49.210862  [    2.006831] Key type id_resolver registered

 2399 10:23:49.214172  [    2.007221] Key type id_legacy registered

 2400 10:23:49.221430  [    2.022680] Key type asymmetric registered

 2401 10:23:49.227514  [    2.023068] Asymmetric key parser 'x509' registered

 2402 10:23:49.233742  [    2.023532] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2403 10:23:49.240761  [    2.024197] io scheduler mq-deadline registered

 2404 10:23:49.243410  [    2.024597] io scheduler kyber registered

 2405 10:23:49.246842  [    2.025122] test_firmware: interface ready

 2406 10:23:49.253742  [    2.026623] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2407 10:23:49.259935  [    2.028145] ACPI: AC Adapter [AC] (on-line)

 2408 10:23:49.272873  [    2.028815] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2409 10:23:49.276401  [    2.030378] ACPI: Lid Switch [LID0]

 2410 10:23:49.282980  [    2.030891] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2411 10:23:49.289759  [    2.031730] ACPI: Power Button [PWRF]

 2412 10:23:49.293070  [    2.032400] ACPI: \_PR_.CP00: Found 3 idle states

 2413 10:23:49.299196  [    2.033374] ACPI: \_PR_.CP01: Found 3 idle states

 2414 10:23:49.302455  [    2.034228] ACPI: \_PR_.CP02: Found 3 idle states

 2415 10:23:49.309262  [    2.035076] ACPI: \_PR_.CP03: Found 3 idle states

 2416 10:23:49.315461  [    2.036354] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2417 10:23:49.322133  [    2.039761] hpet_acpi_add: no address or irqs in _CRS

 2418 10:23:49.328512  [    2.040162] battery: ACPI: Battery Slot [BAT0] (battery present)

 2419 10:23:49.332164  [    2.040453] Non-volatile memory driver v1.3

 2420 10:23:49.338306  [    2.041337] Linux agpgart interface v0.103

 2421 10:23:49.345240  [    2.042103] [drm] amdgpu kernel modesetting enabled.

 2422 10:23:49.348339  [    2.044536] i915 0000:00:02.0: vgaarb: deactivate vga console

 2423 10:23:49.361172  [    2.096911] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2424 10:23:49.371158  [    2.098613] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2425 10:23:49.377713  [    2.125195] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2426 10:23:49.384012  [    2.128404] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2427 10:23:49.387736  [    2.142964] loop: module loaded

 2428 10:23:49.397417  [    2.143936] lkdtm: No crash points registered, enable through debugfs

 2429 10:23:49.400892  [    2.163165] printk: console [ttyS0] disabled

 2430 10:23:49.410556  [    2.163818] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2431 10:23:49.416940  [    2.995752] tsc: Refined TSC clocksource calibration: 1607.999 MHz

 2432 10:23:49.423642  [    2.999140] printk: console [ttyS0] enabled

 2433 10:23:49.433548  [    3.002666] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns

 2434 10:23:49.443076  [    3.043748] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2435 10:23:49.502624  [    5.637178] clocksource: Switched to clocksource tsc

 2436 10:23:49.509448  [    5.637348] fbcon: i915drmfb (fb0) is primary device

 2437 10:23:49.516212  [    5.639097] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2438 10:23:49.535551  [    5.645614] e100: Intel(R) PRO/100 Network Driver

 2439 10:23:49.535869  [    5.645617] e100: Copyright(c) 1999-2006 Intel Corporation

 2440 10:23:49.536489  [    5.645692] e1000: Intel(R) PRO/1000 Network Driver

 2441 10:23:49.538958  [    5.645694] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2442 10:23:49.546903  [    5.645761] e1000e: Intel(R) PRO/1000 Network Driver

 2443 10:23:49.550636  [    5.645763] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2444 10:23:49.556194  [    5.645834] sky2: driver version 1.30

 2445 10:23:49.562793  [    5.646118] usbcore: registered new interface driver r8152

 2446 10:23:49.568649  [    5.646581] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2447 10:23:49.576010  [    5.646603] ehci-pci: EHCI PCI platform driver

 2448 10:23:49.579406  [    5.646692] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2449 10:23:49.585873  [    5.646708] ohci-pci: OHCI PCI platform driver

 2450 10:23:49.592383  [    5.646759] uhci_hcd: USB Universal Host Controller Interface driver

 2451 10:23:49.599472  [    5.647631] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2452 10:23:49.605611  [    5.648522] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2453 10:23:49.615646  [    5.648860] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2454 10:23:49.625613  [    5.650342] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2455 10:23:49.632095  [    5.650400] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2456 10:23:49.638790  [    5.653013] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2457 10:23:49.648325  [    5.653772] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2458 10:23:49.654917  [    5.653785] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2459 10:23:49.661463  [    5.654480] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2460 10:23:49.671643  [    5.654505] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2461 10:23:49.678346  [    5.654510] usb usb1: Product: xHCI Host Controller

 2462 10:23:49.684994  [    5.654513] usb usb1: Manufacturer: Linux 5.10.182-cip34 xhci-hcd

 2463 10:23:49.687966  [    5.654516] usb usb1: SerialNumber: 0000:00:14.0

 2464 10:23:49.694435  [    5.656668] hub 1-0:1.0: USB hub found

 2465 10:23:49.697662  [    5.656860] hub 1-0:1.0: 12 ports detected

 2466 10:23:49.707601  [    5.661511] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2467 10:23:49.714549  [    5.661515] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2468 10:23:49.721024  [    5.661518] usb usb2: Product: xHCI Host Controller

 2469 10:23:49.727711  [    5.661521] usb usb2: Manufacturer: Linux 5.10.182-cip34 xhci-hcd

 2470 10:23:49.730646  [    5.661523] usb usb2: SerialNumber: 0000:00:14.0

 2471 10:23:49.737160  [    5.662167] hub 2-0:1.0: USB hub found

 2472 10:23:49.740682  [    5.662213] hub 2-0:1.0: 6 ports detected

 2473 10:23:49.747190  [    5.663812] usbcore: registered new interface driver usblp

 2474 10:23:49.753832  [    5.663905] usbcore: registered new interface driver usb-storage

 2475 10:23:49.763570  [    5.664525] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2476 10:23:49.770293  [    5.664713] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2477 10:23:49.783455  [    5.664716] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2478 10:23:49.786683  [    5.665559] i8042: Warning: Keylock active

 2479 10:23:49.793661  [    5.665900] serio: i8042 KBD port at 0x60,0x64 irq 1

 2480 10:23:49.800067  [    5.668495] rtc_cmos 00:02: RTC can wake from S4

 2481 10:23:49.806595  [    5.670882] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2482 10:23:49.816089  [    5.671532] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2483 10:23:49.819778  [    5.672334] rtc_cmos 00:02: registered as rtc0

 2484 10:23:49.826253  [    5.672621] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2485 10:23:49.832652  [    5.673558] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2486 10:23:49.839562  [    5.673601] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2487 10:23:49.845607  [    5.674510] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2488 10:23:49.855685  [    5.676209] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2489 10:23:49.862112  [    5.676253] intel_pstate: Intel P-state driver initializing

 2490 10:23:49.869081  [    5.676838] Console: switching to colour frame buffer device 240x67

 2491 10:23:49.875704  [    5.677100] intel_pstate: HWP enabled

 2492 10:23:49.881952  [    5.677137] sdhci: Secure Digital Host Controller Interface driver

 2493 10:23:49.885422  [    5.677138] sdhci: Copyright(c) Pierre Ossman

 2494 10:23:49.895323  [    5.677170] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2495 10:23:49.901823  [    5.678168] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2496 10:23:49.911256  [    5.678318] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2497 10:23:49.914717  [    5.679376] hid: raw HID events driver (C) Jiri Kosina

 2498 10:23:49.921265  [    5.679833] usbcore: registered new interface driver usbhid

 2499 10:23:49.927729  [    5.679835] usbhid: USB HID core driver

 2500 10:23:49.937905  [    5.680340] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2501 10:23:49.947864  [    5.684930] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2502 10:23:49.957836  [    5.685602] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2503 10:23:49.967515  [    5.686352] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2504 10:23:49.970848  [    5.686715] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2505 10:23:49.977694  [    5.687028] IPv4 over IPsec tunneling driver

 2506 10:23:49.980760  [    5.687304] Initializing XFRM netlink socket

 2507 10:23:49.987273  [    5.687863] NET: Registered protocol family 10

 2508 10:23:49.990377  [    5.688839] Segment Routing with IPv6

 2509 10:23:49.997185  [    5.689733] NET: Registered protocol family 17

 2510 10:23:50.000557  [    5.689840] Key type dns_resolver registered

 2511 10:23:50.006937  [    5.691592] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2512 10:23:50.013728  [    5.697010] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2513 10:23:50.020316  [    5.702614] microcode: Microcode Update Driver: v2.2.

 2514 10:23:50.033649  [    5.775246] 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

 2515 10:23:50.036739  [    5.780011] IPI shorthand broadcast: enabled

 2516 10:23:50.043279  [    5.906699] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2517 10:23:50.053088  [    5.909012] sched_clock: Marking stable (5822282368, 86640587)->(5168018926, 740904029)

 2518 10:23:50.059609  [    5.915827] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2519 10:23:50.066119  [    5.935376] registered taskstats version 1

 2520 10:23:50.072661  [    6.034614] mmc0: new HS400 MMC card at address 0001

 2521 10:23:50.075986  [    6.034769] Loading compiled-in X.509 certificates

 2522 10:23:50.082704  [    6.041763] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2523 10:23:50.089166  [    6.052277] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2524 10:23:50.095792  [    6.057027] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2525 10:23:50.105689  [    6.065444] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2526 10:23:50.112163  [    6.068226] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2527 10:23:50.115861  [    6.076176] PM:   Magic number: 11:257:375

 2528 10:23:50.125368  [    6.080147] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2529 10:23:50.132346  [    6.088170] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2530 10:23:50.138572  [    6.105068]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2531 10:23:50.148942  [    6.109795] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2532 10:23:50.155542  [    6.171002] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2533 10:23:50.165179  [    6.180216] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2534 10:23:50.172288  [    6.284015] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2535 10:23:50.182016  [    6.292040] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2536 10:23:50.188227  [    6.298740] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2537 10:23:50.195308  [    6.298742] usb 2-3: Product: USB 10/100/1000 LAN

 2538 10:23:50.198095  [    6.298743] usb 2-3: Manufacturer: Realtek

 2539 10:23:50.204935  [    6.298745] usb 2-3: SerialNumber: 001000001

 2540 10:23:50.211590  [    6.352701] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2541 10:23:50.217984  [    6.358927] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2542 10:23:50.224667  [    6.413433] printk: console [netcon0] enabled

 2543 10:23:50.228050  [    6.418304] netconsole: network logging started

 2544 10:23:50.357713  [    6.543306] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2545 10:23:50.367706  [    6.552493] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2546 10:23:50.370649  [    6.560490] usb 1-9: Product: USB2.0 HD UVC WebCam

 2547 10:23:50.377092  [    6.565862] usb 1-9: Manufacturer: Azurewave

 2548 10:23:50.380717  [    6.570652] usb 1-9: SerialNumber: 0x0001

 2549 10:23:50.397382  [    6.583034] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2550 10:23:50.442043  [    6.627983] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2551 10:23:50.494086  [    6.680102] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2552 10:23:50.531487  [    6.720249] r8152 2-3:1.0 eth0: v1.11.11

 2553 10:23:50.537674  [    6.725159] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2554 10:23:52.139079  [    8.328076] r8152 2-3:1.0 eth0: carrier on

 2555 10:23:52.145408  [    8.332785] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2556 10:23:54.587611  [    8.341721] Sending DHCP requests .., OK

 2557 10:23:54.597008  [   10.781267] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12

 2558 10:23:54.600389  [   10.790290] IP-Config: Complete:

 2559 10:23:54.610262  [   10.793917]      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 10:23:54.620473  [   10.805602]      host=asus-c433ta-aj0005-rammus-cbg-3, domain=lava-rack, nis-domain=(none)

 2561 10:23:54.629736  [   10.814853]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2562 10:23:54.633596  [   10.814855]      nameserver0=192.168.201.1

 2563 10:23:54.643069  [   10.827683] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2564 10:23:54.653622  [   10.839226] modprobe (101) used greatest stack depth: 14120 bytes left

 2565 10:23:54.659548  [   10.842136] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2566 10:23:54.669531  [   10.854069] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2567 10:23:54.673164  [   10.854767] ALSA device list:

 2568 10:23:54.679605  [   10.863766] cfg80211: failed to load regulatory.db

 2569 10:23:54.682865  [   10.867054]   No soundcards found.

 2570 10:23:54.689284  [   10.876602] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2571 10:23:54.699958  [   10.886040] Freeing unused kernel image (initmem) memory: 2148K

 2572 10:23:54.712783  [   10.901916] Write protecting the kernel read-only data: 34816k

 2573 10:23:54.723819  [   10.909400] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2574 10:23:54.730142  [   10.917151] Freeing unused kernel image (rodata/data gap) memory: 860K

 2575 10:23:54.733349  [   10.924524] Run /init as init process

 2576 10:23:54.740771  Loading, please wait...

 2577 10:23:54.751613  Starting version 247.3-7+deb11u2

 2578 10:23:54.760757  [   10.944441] systemd-udevd (123) used greatest stack depth: 13952 bytes left

 2579 10:23:54.807193  [   10.992931] udevadm (125) used greatest stack depth: 13752 bytes left

 2580 10:23:54.926123  [   11.112148] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2581 10:23:54.932592  [   11.121181] chromeos ramoops using acpi device.

 2582 10:23:54.942559  [   11.127023] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2583 10:23:54.948956  [   11.136568] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2584 10:23:54.980307  [   11.166337] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2585 10:23:54.990192  [   11.175106] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2586 10:23:54.996978  [   11.177036] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2587 10:23:55.017516  [   11.203739] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2588 10:23:55.020869  [   11.212046] Registered efivars operations

 2589 10:23:55.027718  [   11.216624] gsmi version 1.0 loaded

 2590 10:23:55.172051  [   11.351361] 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

 2591 10:23:55.186748  [   11.369514] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2592 10:23:55.196817  [   11.382158] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2593 10:23:55.207962  [   11.393998] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2594 10:23:55.226794  [   11.412592] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2595 10:23:55.240464  [   11.425605] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2596 10:23:55.247155  [   11.428051] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2597 10:23:55.257867  [   11.438095] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2598 10:23:55.270940  [   11.441704] 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

 2599 10:23:55.278274  [   11.451792] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2600 10:23:55.284564  [   11.463833] usbcore: registered new interface driver uvcvideo

 2601 10:23:55.291264  [   11.474503] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2602 10:23:55.297456  [   11.478084] USB Video Class driver (1.1.1)

 2603 10:23:55.318882  [   11.504589] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2604 10:23:55.331096  [   11.516995] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2605 10:23:55.341176  [   11.526670] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2606 10:23:55.360633  [   11.546446] udevadm (137) used greatest stack depth: 13400 bytes left

 2607 10:23:55.363891  Begin: Loading essential drivers ... done.

 2608 10:23:55.367332  Begin: Running /scripts/init-premount ... done.

 2609 10:23:55.376969  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2610 10:23:55.387071  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2611 10:23:55.390238  Device /sys/class/net/eth0 found

 2612 10:23:55.390382  done.

 2613 10:23:55.396969  IP-Config: eth0 hardware address 00:e0:4c:78:7f:da mtu 1500 DHCP

 2614 10:23:55.403234  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2615 10:23:55.413120   address: 192.168.201.12   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2616 10:23:55.420021   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2617 10:23:55.426426   host   : asus-c433ta-aj0005-rammus-cbg-3                                 

 2618 10:23:55.436354   domain : lava-rack      [   11.622182] nfsmount (173) used greatest stack depth: 12688 bytes left

 2619 10:23:55.442769                                                   

 2620 10:23:55.446092   rootserver: 192.168.201.1 rootpath: 

 2621 10:23:55.446175   filename  : 

 2622 10:23:55.449370  done.

 2623 10:23:55.452668  Begin: Running /scripts/nfs-bottom ... done.

 2624 10:23:55.469026  Begin: Running /scripts/init-bottom ... done.

 2625 10:23:56.485857  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2626 10:23:56.663584  [   12.832838] 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)

 2627 10:23:56.681348  [   12.870930] systemd[1]: Detected architecture x86-64.

 2628 10:23:56.700070  

 2629 10:23:56.703006  Welcome to Debian GNU/Linux 11 (bullseye)!

 2630 10:23:56.703096  

 2631 10:23:56.716318  [   12.902283] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2632 10:23:57.131804  [   13.317948] systemd[1]: Queued start job for default target Graphical Interface.

 2633 10:23:57.140061  [   13.329171] systemd[1]: Created slice system-getty.slice.

 2634 10:23:57.146306  [  OK  ] Created slice system-getty.slice.

 2635 10:23:57.156207  [   13.345288] systemd[1]: Created slice system-modprobe.slice.

 2636 10:23:57.165644  [  OK  ] Created slice system-modprobe.slice.

 2637 10:23:57.175590  [   13.361341] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2638 10:23:57.182434  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2639 10:23:57.189233  [   13.378408] systemd[1]: Created slice User and Session Slice.

 2640 10:23:57.198992  [  OK  ] Created slice User and Session Slice.

 2641 10:23:57.208899  [   13.394189] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2642 10:23:57.218786  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2643 10:23:57.228930  [   13.413590] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2644 10:23:57.238755  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2645 10:23:57.251595  [   13.434129] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2646 10:23:57.261397  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2647 10:23:57.268479  [   13.457229] systemd[1]: Reached target Local Encrypted Volumes.

 2648 10:23:57.278425  [  OK  ] Reached target Local Encrypted Volumes.

 2649 10:23:57.284854  [   13.474247] systemd[1]: Reached target Paths.

 2650 10:23:57.291630  [  OK  ] Reached target Paths.

 2651 10:23:57.299091  [   13.488142] systemd[1]: Reached target Remote File Systems.

 2652 10:23:57.308875  [  OK  ] Reached target Remote File Systems.

 2653 10:23:57.315845  [   13.504131] systemd[1]: Reached target Slices.

 2654 10:23:57.322249  [  OK  ] Reached target Slices.

 2655 10:23:57.329600  [   13.518163] systemd[1]: Reached target Swap.

 2656 10:23:57.335577  [  OK  ] Reached target Swap.

 2657 10:23:57.342440  [   13.529833] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2658 10:23:57.351950  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2659 10:23:57.360586  [   13.549346] systemd[1]: Listening on Journal Audit Socket.

 2660 10:23:57.370484  [  OK  ] Listening on Journal Audit Socket.

 2661 10:23:57.381664  [   13.567100] systemd[1]: Listening on Journal Socket (/dev/log).

 2662 10:23:57.387940  [  OK  ] Listening on Journal Socket (/dev/log).

 2663 10:23:57.395319  [   13.584163] systemd[1]: Listening on Journal Socket.

 2664 10:23:57.401637  [  OK  ] Listening on Journal Socket.

 2665 10:23:57.415220  [   13.600960] systemd[1]: Listening on Network Service Netlink Socket.

 2666 10:23:57.421869  [  OK  ] Listening on Network Service Netlink Socket.

 2667 10:23:57.433014  [   13.621889] systemd[1]: Listening on udev Control Socket.

 2668 10:23:57.439493  [  OK  ] Listening on udev Control Socket.

 2669 10:23:57.450041  [   13.638990] systemd[1]: Listening on udev Kernel Socket.

 2670 10:23:57.456560  [  OK  ] Listening on udev Kernel Socket.

 2671 10:23:57.470095  [   13.659386] systemd[1]: Mounting Huge Pages File System...

 2672 10:23:57.477177           Mounting Huge Pages File System...

 2673 10:23:57.490818  [   13.676250] systemd[1]: Mounting POSIX Message Queue File System...

 2674 10:23:57.496890           Mounting POSIX Message Queue File System...

 2675 10:23:57.506168  [   13.695116] systemd[1]: Mounting Kernel Debug File System...

 2676 10:23:57.512534           Mounting Kernel Debug File System...

 2677 10:23:57.522832  [   13.711812] systemd[1]: Mounting Kernel Trace File System...

 2678 10:23:57.529358           Mounting Kernel Trace File System...

 2679 10:23:57.545380  [   13.731289] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2680 10:23:57.555395           Starting Create list of st…odes for the current kernel...

 2681 10:23:57.563370  [   13.752101] systemd[1]: Starting Load Kernel Module configfs...

 2682 10:23:57.569622           Starting Load Kernel Module configfs...

 2683 10:23:57.578169  [   13.767181] systemd[1]: Starting Load Kernel Module drm...

 2684 10:23:57.584784           Starting Load Kernel Module drm...

 2685 10:23:57.592165  [   13.781444] systemd[1]: Starting Load Kernel Module fuse...

 2686 10:23:57.598782           Starting Load Kernel Module fuse...

 2687 10:23:57.639348  [   13.821835] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2688 10:23:57.642845  [   13.832225] fuse: init (API version 7.32)

 2689 10:23:57.649111  [   13.838082] systemd[1]: Starting Journal Service...

 2690 10:23:57.655780           Starting Journal Service...

 2691 10:23:57.667127  [   13.856089] systemd[1]: Starting Load Kernel Modules...

 2692 10:23:57.673561           Starting Load Kernel Modules...

 2693 10:23:57.684289  [   13.870057] systemd[1]: Starting Remount Root and Kernel File Systems...

 2694 10:23:57.690619           Starting Remount Root and Kernel File Systems...

 2695 10:23:57.700168  [   13.889238] systemd[1]: Starting Coldplug All udev Devices...

 2696 10:23:57.706804           Starting Coldplug All udev Devices...

 2697 10:23:57.717166  [   13.905913] systemd[1]: Mounted Huge Pages File System.

 2698 10:23:57.723558  [  OK  ] Mounted Huge Pages File System.

 2699 10:23:57.735591  [   13.921185] systemd[1]: Mounted POSIX Message Queue File System.

 2700 10:23:57.742139  [  OK  ] Mounted POSIX Message Queue File System.

 2701 10:23:57.748955  [   13.937017] systemd[1]: Mounted Kernel Debug File System.

 2702 10:23:57.755385  [  OK  ] Mounted Kernel Debug File System.

 2703 10:23:57.763080  [   13.951963] systemd[1]: Mounted Kernel Trace File System.

 2704 10:23:57.769551  [  OK  ] Mounted Kernel Trace File System.

 2705 10:23:57.782477  [   13.967819] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2706 10:23:57.792334  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2707 10:23:57.801488  [   13.990465] systemd[1]: modprobe@configfs.service: Succeeded.

 2708 10:23:57.808504  [   13.997390] systemd[1]: Finished Load Kernel Module configfs.

 2709 10:23:57.818397  [  OK  ] Finished Load Kernel Module configfs.

 2710 10:23:57.824868  [   14.013401] systemd[1]: modprobe@drm.service: Succeeded.

 2711 10:23:57.831196  [   14.019818] systemd[1]: Finished Load Kernel Module drm.

 2712 10:23:57.837912  [  OK  ] Finished Load Kernel Module drm.

 2713 10:23:57.846773  [   14.035405] systemd[1]: modprobe@fuse.service: Succeeded.

 2714 10:23:57.853300  [   14.042150] systemd[1]: Finished Load Kernel Module fuse.

 2715 10:23:57.859788  [  OK  ] Finished Load Kernel Module fuse.

 2716 10:23:57.869225  [   14.058265] systemd[1]: Started Journal Service.

 2717 10:23:57.875385  [  OK  ] Started Journal Service.

 2718 10:23:57.883720  [  OK  ] Finished Load Kernel Modules.

 2719 10:23:57.898061  [  OK  ] Finished Remount Root and Kernel File Systems.

 2720 10:23:57.907299           Mounting FUSE Control File System...

 2721 10:23:57.916111           Mounting Kernel Configuration File System...

 2722 10:23:57.933939           Starting Flush Journal to Persistent Storage...

 2723 10:23:57.942319           Starting Load/Save Random Seed...

 2724 10:23:57.950255           Starting Apply Kernel Variables...

 2725 10:23:57.958696           Starting Create System Users...

 2726 10:23:57.976567  [  OK  ] Mounted FUSE Control File System[0[   14.157589] systemd-journald[207]: Received client request to flush runtime journal.

 2727 10:23:57.976701  m.

 2728 10:23:57.988322  [  OK  ] Mounted Kernel Configuration File System.

 2729 10:23:57.995429  [  OK  ] Finished Load/Save Random Seed.

 2730 10:23:58.005862  [  OK  ] Finished Apply Kernel Variables.

 2731 10:23:58.103072  [  OK  ] Finished Coldplug All udev Devices.

 2732 10:23:59.077276  [  OK  ] Finished Create System Users.

 2733 10:23:59.093025           Starting Create Static Device Nodes in /dev...

 2734 10:23:59.431659  [  OK  ] Finished Flush Journal to Persistent Storage.

 2735 10:23:59.474768  [   15.660906] systemd-tmpfile (219) used greatest stack depth: 12528 bytes left

 2736 10:23:59.481310  [  OK  ] Finished Create Static Device Nodes in /dev.

 2737 10:23:59.493366  [  OK  ] Reached target Local File Systems (Pre).

 2738 10:23:59.504204  [  OK  ] Reached target Local File Systems.

 2739 10:23:59.516625           Starting Create Volatile Files and Directories...

 2740 10:23:59.537179           Starting Rule-based Manage…for Device Events and Files...

 2741 10:23:59.695004  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2742 10:23:59.705228           Starting Network Service...

 2743 10:23:59.754787  [  OK  ] Finished Create Volatile Files and Directories.

 2744 10:23:59.772463           Starting Network Time Synchronization...

 2745 10:23:59.786039           Starting Update UTMP about System Boot/Shutdown...

 2746 10:24:00.112863  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.

 2747 10:24:00.154631  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2748 10:24:00.416922  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2749 10:24:00.427238  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2750 10:24:00.438592           Starting Load/Save Screen …f backlight:intel_backlight...

 2751 10:24:00.448917           Starting Load/Save Screen …eds:chromeos::kbd_backlight...

 2752 10:24:00.509999  [  OK  ] Started Network Service.

 2753 10:24:00.531424           Starting Network Name Resolution...

 2754 10:24:00.545438  [  OK  ] Started Network Time Synchronization.

 2755 10:24:00.555623  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2756 10:24:00.569447  [  OK  ] Finished Load/Save Screen … leds:chromeos::kbd_backlight.

 2757 10:24:00.583033  [  OK  ] Reached target System Initialization.

 2758 10:24:00.592739  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2759 10:24:00.599199  [  OK  ] Reached target System Time Set.

 2760 10:24:00.609995  [  OK  ] Reached target System Time Synchronized.

 2761 10:24:00.622828  [  OK  ] Started Daily apt download activities.

 2762 10:24:00.632921  [  OK  ] Started Daily apt upgrade and clean activities.

 2763 10:24:00.643304  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2764 10:24:00.670096  [  OK  ] Started Discard unused blocks once a week.

 2765 10:24:00.676799  [  OK  ] Reached target Timers.

 2766 10:24:00.693897  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2767 10:24:00.700320  [  OK  ] Reached target Sockets.

 2768 10:24:00.706947  [  OK  ] Reached target Basic System.

 2769 10:24:00.715963  [  OK  ] Started D-Bus System Message Bus.

 2770 10:24:00.814446           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2771 10:24:00.863847           Starting User Login Management...

 2772 10:24:01.415205  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2773 10:24:01.442194  [  OK  ] Started Network Name Resolution.

 2774 10:24:01.450913  [  OK  ] Reached target Network.

 2775 10:24:01.464046  [  OK  ] Reached target Host and Network Name Lookups.

 2776 10:24:01.472022           Starting Permit User Sessions...

 2777 10:24:01.478522  [  OK  ] Started User Login Management.

 2778 10:24:01.488737  [  OK  ] Finished Permit User Sessions.

 2779 10:24:01.500177  [  OK  ] Started Getty on tty1.

 2780 10:24:01.508573  [  OK  ] Started Serial Getty on ttyS0.

 2781 10:24:01.519075  [  OK  ] Reached target Login Prompts.

 2782 10:24:01.528885  [  OK  ] Reached target Multi-User System.

 2783 10:24:01.541152  [  OK  ] Reached target Graphical Interface.

 2784 10:24:01.552894           Starting Update UTMP about System Runlevel Changes...

 2785 10:24:01.575118  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2786 10:24:01.674766  

 2787 10:24:01.674907  

 2788 10:24:01.678292  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2789 10:24:01.678386  

 2790 10:24:01.684609  debian-bullseye-amd64 login: root (automatic login)

 2791 10:24:01.684724  

 2792 10:24:01.684811  

 2793 10:24:01.987885  Linux debian-bullseye-amd64 5.10.182-cip34 #1 SMP Mon Jun 5 10:09:22 UTC 2023 x86_64

 2794 10:24:01.988020  

 2795 10:24:01.994343  The programs included with the Debian GNU/Linux system are free software;

 2796 10:24:02.000856  the exact distribution terms for each program are described in the

 2797 10:24:02.007483  individual files in /usr/share/doc/*/copyright.

 2798 10:24:02.007566  

 2799 10:24:02.014334  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2800 10:24:02.017216  permitted by applicable law.

 2801 10:24:02.534978  Matched prompt #10: / #
 2803 10:24:02.535281  Kernel warnings or errors detected.
 2804 10:24:02.535349  Setting prompt string to ['/ #']
 2805 10:24:02.535439  end: 2.2.5.1 login-action (duration 00:00:17) [common]
 2807 10:24:02.535666  end: 2.2.5 auto-login-action (duration 00:00:18) [common]
 2808 10:24:02.535754  start: 2.2.6 expect-shell-connection (timeout 00:04:09) [common]
 2809 10:24:02.535823  Setting prompt string to ['/ #']
 2810 10:24:02.535882  Forcing a shell prompt, looking for ['/ #']
 2812 10:24:02.586075  / # 

 2813 10:24:02.586265  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2814 10:24:02.586377  Waiting using forced prompt support (timeout 00:02:30)
 2815 10:24:02.592303  

 2816 10:24:02.592615  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2817 10:24:02.592739  start: 2.2.7 export-device-env (timeout 00:04:09) [common]
 2819 10:24:02.693141  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m'

 2820 10:24:02.698780  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10590700/extract-nfsrootfs-2mh_qp5m'

 2822 10:24:02.799423  / # export NFS_SERVER_IP='192.168.201.1'

 2823 10:24:02.805593  export NFS_SERVER_IP='192.168.201.1'

 2824 10:24:02.806688  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2825 10:24:02.807561  end: 2.2 depthcharge-retry (duration 00:00:51) [common]
 2826 10:24:02.808080  end: 2 depthcharge-action (duration 00:00:51) [common]
 2827 10:24:02.808585  start: 3 lava-test-retry (timeout 00:08:41) [common]
 2828 10:24:02.809211  start: 3.1 lava-test-shell (timeout 00:08:41) [common]
 2829 10:24:02.809669  Using namespace: common
 2831 10:24:02.910735  / # #

 2832 10:24:02.910900  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2833 10:24:02.915845  #

 2834 10:24:02.916114  Using /lava-10590700
 2836 10:24:03.016414  / # export SHELL=/bin/bash

 2837 10:24:03.021565  export SHELL=/bin/bash

 2839 10:24:03.122073  / # . /lava-10590700/environment

 2840 10:24:03.127007  . /lava-10590700/environment

 2842 10:24:03.233965  / # /lava-10590700/bin/lava-test-runner /lava-10590700/0

 2843 10:24:03.234118  Test shell timeout: 10s (minimum of the action and connection timeout)
 2844 10:24:03.239301  /lava-10590700/bin/lava-test-runner /lava-10590700/0

 2845 10:24:03.550489  + export TESTRUN_ID=0_timesync-off

 2846 10:24:03.550630  + TESTRUN_ID=0_timesync-off

 2847 10:24:03.557372  + cd /lava-10590700/0/tests/0_timesync-off

 2848 10:24:03.557457  ++ cat uuid

 2849 10:24:03.560488  + UUID=10590700_1.5.2.3.1

 2850 10:24:03.563606  + set +x

 2851 10:24:03.566978  <LAVA_SIGNAL_STARTRUN 0_timesync-off 10590700_1.5.2.3.1>

 2852 10:24:03.567269  Received signal: <STARTRUN> 0_timesync-off 10590700_1.5.2.3.1
 2853 10:24:03.567350  Starting test lava.0_timesync-off (10590700_1.5.2.3.1)
 2854 10:24:03.567438  Skipping test definition patterns.
 2855 10:24:03.570058  + systemctl stop systemd-timesyncd

 2856 10:24:03.622336  + set +x

 2857 10:24:03.625722  <LAVA_SIGNAL_ENDRUN 0_timesync-off 10590700_1.5.2.3.1>

 2858 10:24:03.625981  Received signal: <ENDRUN> 0_timesync-off 10590700_1.5.2.3.1
 2859 10:24:03.626069  Ending use of test pattern.
 2860 10:24:03.626132  Ending test lava.0_timesync-off (10590700_1.5.2.3.1), duration 0.06
 2862 10:24:03.678842  + export TESTRUN_ID=1_kselftest-lkdtm

 2863 10:24:03.681896  + TESTRUN_ID=1_kselftest-lkdtm

 2864 10:24:03.685390  + cd /lava-10590700/0/tests/1_kselftest-lkdtm

 2865 10:24:03.685523  ++ cat uuid

 2866 10:24:03.688426  + UUID=10590700_1.5.2.3.5

 2867 10:24:03.688531  + set +x

 2868 10:24:03.695409  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 10590700_1.5.2.3.5>

 2869 10:24:03.695665  Received signal: <STARTRUN> 1_kselftest-lkdtm 10590700_1.5.2.3.5
 2870 10:24:03.695736  Starting test lava.1_kselftest-lkdtm (10590700_1.5.2.3.5)
 2871 10:24:03.695817  Skipping test definition patterns.
 2872 10:24:03.698583  + cd ./automated/linux/kselftest/

 2873 10:24:03.734635  + ./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/v5.10.180-cip34-236-g6d219c607dc68/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

 2874 10:24:03.737737  INFO: install_deps skipped

 2875 10:24:03.840421  --2023-06-05 10:24:03--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-236-g6d219c607dc68/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz

 2876 10:24:03.847057  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28

 2877 10:24:03.987466  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.

 2878 10:24:04.132478  HTTP request sent, awaiting response... 200 OK

 2879 10:24:04.135892  Length: 3595988 (3.4M) [application/octet-stream]

 2880 10:24:04.139188  Saving to: 'kselftest.tar.xz'

 2881 10:24:04.139295  

 2882 10:24:04.139391  

 2883 10:24:04.421794  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2884 10:24:04.711267  kselftest.tar.xz      1%[                    ]  50.15K   174KB/s               

 2885 10:24:05.194310  kselftest.tar.xz      6%[>                   ] 217.50K   377KB/s               

 2886 10:24:05.492634  kselftest.tar.xz     23%[===>                ] 819.89K   773KB/s               

 2887 10:24:05.722190  kselftest.tar.xz     69%[============>       ]   2.38M  1.75MB/s               

 2888 10:24:05.734274  kselftest.tar.xz     98%[==================> ]   3.37M  2.12MB/s               

 2889 10:24:05.740560  kselftest.tar.xz    100%[===================>]   3.43M  2.14MB/s    in 1.6s    

 2890 10:24:05.740672  

 2891 10:24:06.052834  2023-06-05 10:24:06 (2.14 MB/s) - 'kselftest.tar.xz' saved [3595988/3595988]

 2892 10:24:06.052987  

 2893 10:24:14.140486  skiplist:

 2894 10:24:14.141528  ========================================

 2895 10:24:14.144569  ========================================

 2896 10:24:14.202991  lkdtm:PANIC.sh

 2897 10:24:14.203144  lkdtm:BUG.sh

 2898 10:24:14.206644  lkdtm:WARNING.sh

 2899 10:24:14.209549  lkdtm:WARNING_MESSAGE.sh

 2900 10:24:14.209627  lkdtm:EXCEPTION.sh

 2901 10:24:14.212809  lkdtm:LOOP.sh

 2902 10:24:14.212884  lkdtm:EXHAUST_STACK.sh

 2903 10:24:14.216027  lkdtm:CORRUPT_STACK.sh

 2904 10:24:14.219204  lkdtm:CORRUPT_STACK_STRONG.sh

 2905 10:24:14.222522  lkdtm:CORRUPT_LIST_ADD.sh

 2906 10:24:14.225906  lkdtm:CORRUPT_LIST_DEL.sh

 2907 10:24:14.229381  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2908 10:24:14.232557  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2909 10:24:14.232645  lkdtm:UNSET_SMEP.sh

 2910 10:24:14.235640  lkdtm:DOUBLE_FAULT.sh

 2911 10:24:14.239143  lkdtm:CORRUPT_PAC.sh

 2912 10:24:14.242484  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2913 10:24:14.245792  lkdtm:OVERWRITE_ALLOCATION.sh

 2914 10:24:14.245874  lkdtm:WRITE_AFTER_FREE.sh

 2915 10:24:14.248896  lkdtm:READ_AFTER_FREE.sh

 2916 10:24:14.252124  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2917 10:24:14.255731  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2918 10:24:14.258698  lkdtm:SLAB_FREE_DOUBLE.sh

 2919 10:24:14.262548  lkdtm:SLAB_FREE_CROSS.sh

 2920 10:24:14.262637  lkdtm:SLAB_FREE_PAGE.sh

 2921 10:24:14.265419  lkdtm:SOFTLOCKUP.sh

 2922 10:24:14.268670  lkdtm:HARDLOCKUP.sh

 2923 10:24:14.268750  lkdtm:SPINLOCKUP.sh

 2924 10:24:14.271954  lkdtm:HUNG_TASK.sh

 2925 10:24:14.275396  lkdtm:EXEC_DATA.sh

 2926 10:24:14.275475  lkdtm:EXEC_STACK.sh

 2927 10:24:14.278639  lkdtm:EXEC_KMALLOC.sh

 2928 10:24:14.278716  lkdtm:EXEC_VMALLOC.sh

 2929 10:24:14.282086  lkdtm:EXEC_RODATA.sh

 2930 10:24:14.285253  lkdtm:EXEC_USERSPACE.sh

 2931 10:24:14.285330  lkdtm:EXEC_NULL.sh

 2932 10:24:14.288464  lkdtm:ACCESS_USERSPACE.sh

 2933 10:24:14.291695  lkdtm:ACCESS_NULL.sh

 2934 10:24:14.291772  lkdtm:WRITE_RO.sh

 2935 10:24:14.295257  lkdtm:WRITE_RO_AFTER_INIT.sh

 2936 10:24:14.298188  lkdtm:WRITE_KERN.sh

 2937 10:24:14.301971  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2938 10:24:14.304984  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2939 10:24:14.308208  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2940 10:24:14.311487  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2941 10:24:14.314771  lkdtm:REFCOUNT_DEC_ZERO.sh

 2942 10:24:14.318101  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2943 10:24:14.321864  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2944 10:24:14.325151  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2945 10:24:14.328096  lkdtm:REFCOUNT_INC_ZERO.sh

 2946 10:24:14.331214  lkdtm:REFCOUNT_ADD_ZERO.sh

 2947 10:24:14.334592  lkdtm:REFCOUNT_INC_SATURATED.sh

 2948 10:24:14.337780  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2949 10:24:14.341178  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2950 10:24:14.344626  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2951 10:24:14.351004  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2952 10:24:14.354505  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2953 10:24:14.357502  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2954 10:24:14.361210  lkdtm:REFCOUNT_TIMING.sh

 2955 10:24:14.364018  lkdtm:ATOMIC_TIMING.sh

 2956 10:24:14.364119  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2957 10:24:14.367646  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2958 10:24:14.374067  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2959 10:24:14.377354  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 2960 10:24:14.380597  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 2961 10:24:14.383882  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 2962 10:24:14.387153  lkdtm:USERCOPY_STACK_BEYOND.sh

 2963 10:24:14.387247  lkdtm:USERCOPY_KERNEL.sh

 2964 10:24:14.390667  lkdtm:STACKLEAK_ERASING.sh

 2965 10:24:14.393800  lkdtm:CFI_FORWARD_PROTO.sh

 2966 10:24:14.397497  ============== Tests to run ===============

 2967 10:24:14.400361  lkdtm:PANIC.sh

 2968 10:24:14.400458  lkdtm:BUG.sh

 2969 10:24:14.403549  lkdtm:WARNING.sh

 2970 10:24:14.406995  lkdtm:WARNING_MESSAGE.sh

 2971 10:24:14.407089  lkdtm:EXCEPTION.sh

 2972 10:24:14.410174  lkdtm:LOOP.sh

 2973 10:24:14.410262  lkdtm:EXHAUST_STACK.sh

 2974 10:24:14.413443  lkdtm:CORRUPT_STACK.sh

 2975 10:24:14.416822  lkdtm:CORRUPT_STACK_STRONG.sh

 2976 10:24:14.419997  lkdtm:CORRUPT_LIST_ADD.sh

 2977 10:24:14.423292  lkdtm:CORRUPT_LIST_DEL.sh

 2978 10:24:14.426877  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2979 10:24:14.429885  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2980 10:24:14.429977  lkdtm:UNSET_SMEP.sh

 2981 10:24:14.433167  lkdtm:DOUBLE_FAULT.sh

 2982 10:24:14.436430  lkdtm:CORRUPT_PAC.sh

 2983 10:24:14.439711  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2984 10:24:14.443030  lkdtm:OVERWRITE_ALLOCATION.sh

 2985 10:24:14.446188  lkdtm:WRITE_AFTER_FREE.sh

 2986 10:24:14.446283  lkdtm:READ_AFTER_FREE.sh

 2987 10:24:14.449464  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2988 10:24:14.452671  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2989 10:24:14.455829  lkdtm:SLAB_FREE_DOUBLE.sh

 2990 10:24:14.459243  lkdtm:SLAB_FREE_CROSS.sh

 2991 10:24:14.462484  lkdtm:SLAB_FREE_PAGE.sh

 2992 10:24:14.462574  lkdtm:SOFTLOCKUP.sh

 2993 10:24:14.465915  lkdtm:HARDLOCKUP.sh

 2994 10:24:14.465999  lkdtm:SPINLOCKUP.sh

 2995 10:24:14.469278  lkdtm:HUNG_TASK.sh

 2996 10:24:14.472535  lkdtm:EXEC_DATA.sh

 2997 10:24:14.472654  lkdtm:EXEC_STACK.sh

 2998 10:24:14.476051  lkdtm:EXEC_KMALLOC.sh

 2999 10:24:14.479285  lkdtm:EXEC_VMALLOC.sh

 3000 10:24:14.479372  lkdtm:EXEC_RODATA.sh

 3001 10:24:14.482496  lkdtm:EXEC_USERSPACE.sh

 3002 10:24:14.482576  lkdtm:EXEC_NULL.sh

 3003 10:24:14.485736  lkdtm:ACCESS_USERSPACE.sh

 3004 10:24:14.489022  lkdtm:ACCESS_NULL.sh

 3005 10:24:14.489106  lkdtm:WRITE_RO.sh

 3006 10:24:14.492318  lkdtm:WRITE_RO_AFTER_INIT.sh

 3007 10:24:14.495608  lkdtm:WRITE_KERN.sh

 3008 10:24:14.498785  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3009 10:24:14.501901  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3010 10:24:14.505236  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3011 10:24:14.508685  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3012 10:24:14.511792  lkdtm:REFCOUNT_DEC_ZERO.sh

 3013 10:24:14.515502  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3014 10:24:14.518669  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3015 10:24:14.525141  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3016 10:24:14.525249  lkdtm:REFCOUNT_INC_ZERO.sh

 3017 10:24:14.528462  lkdtm:REFCOUNT_ADD_ZERO.sh

 3018 10:24:14.532246  lkdtm:REFCOUNT_INC_SATURATED.sh

 3019 10:24:14.534901  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3020 10:24:14.538541  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3021 10:24:14.541592  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3022 10:24:14.548253  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3023 10:24:14.551407  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3024 10:24:14.554752  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3025 10:24:14.557919  lkdtm:REFCOUNT_TIMING.sh

 3026 10:24:14.561263  lkdtm:ATOMIC_TIMING.sh

 3027 10:24:14.561362  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3028 10:24:14.564502  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3029 10:24:14.571479  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3030 10:24:14.574791  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3031 10:24:14.577948  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3032 10:24:14.580998  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3033 10:24:14.584637  lkdtm:USERCOPY_STACK_BEYOND.sh

 3034 10:24:14.584735  lkdtm:USERCOPY_KERNEL.sh

 3035 10:24:14.587717  lkdtm:STACKLEAK_ERASING.sh

 3036 10:24:14.591141  lkdtm:CFI_FORWARD_PROTO.sh

 3037 10:24:14.594300  ===========End Tests to run ===============

 3038 10:24:14.624851  [   30.814631] kselftest: Running tests in lkdtm

 3039 10:24:14.631120  TAP version 13

 3040 10:24:14.640345  1..70

 3041 10:24:14.646635  # selftests: lkdtm: PANIC.sh

 3042 10:24:15.019872  # Skipping PANIC: crashes entire system

 3043 10:24:15.023216  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3044 10:24:15.026686  # selftests: lkdtm: BUG.sh

 3045 10:24:15.105191  [   31.294712] lkdtm: Performing direct entry BUG

 3046 10:24:15.111723  [   31.299767] ------------[ cut here ]------------

 3047 10:24:15.114785  [   31.305083] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3048 10:24:15.121655  [   31.310943] invalid opcode: 0000 [#1] SMP PTI

 3049 10:24:15.131739  [   31.315807] CPU: 3 PID: 638 Comm: cat Tainted: G        W         5.10.182-cip34 #1

 3050 10:24:15.137752  [   31.324359] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3051 10:24:15.140982  [   31.331167] RIP: 0010:lkdtm_BUG+0x5/0x10

 3052 10:24:15.160738  [   31.335540] Code: 89 ff e8 3e 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 50 56 e9 02

 3053 10:24:15.167286  [   31.356523] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3054 10:24:15.177269  [   31.362350] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3055 10:24:15.183764  [   31.370321] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3056 10:24:15.190980  [   31.378292] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3057 10:24:15.200375  [   31.386263] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3058 10:24:15.206989  [   31.394234] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3059 10:24:15.216941  [   31.402205] FS:  00007f11f0c59580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3060 10:24:15.223531  [   31.411243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3061 10:24:15.229780  [   31.417676] CR2: 00007f11f0a63000 CR3: 0000000103bfc003 CR4: 00000000003706e0

 3062 10:24:15.233249  [   31.425668] Call Trace:

 3063 10:24:15.239799  [   31.428401]  ? __die_body.cold+0x1a/0x1f

 3064 10:24:15.239909  [   31.432778]  ? die+0x2b/0x50

 3065 10:24:15.246176  [   31.435990]  ? do_trap+0x91/0x110

 3066 10:24:15.249420  [   31.439681]  ? lkdtm_BUG+0x5/0x10

 3067 10:24:15.252853  [   31.443380]  ? do_error_trap+0x90/0x110

 3068 10:24:15.256292  [   31.447674]  ? lkdtm_BUG+0x5/0x10

 3069 10:24:15.259650  [   31.451372]  ? lkdtm_BUG+0x5/0x10

 3070 10:24:15.266247  [   31.455070]  ? exc_invalid_op+0x4e/0x70

 3071 10:24:15.269353  [   31.459342]  ? lkdtm_BUG+0x5/0x10

 3072 10:24:15.272734  [   31.463040]  ? asm_exc_invalid_op+0x12/0x20

 3073 10:24:15.275879  [   31.467703]  ? direct_entry+0xe0/0xe0

 3074 10:24:15.282239  [   31.471816]  ? lkdtm_BUG+0x5/0x10

 3075 10:24:15.285547  [   31.475516]  direct_entry.cold+0x2c/0x38

 3076 10:24:15.288945  [   31.479894]  full_proxy_write+0x53/0x80

 3077 10:24:15.292275  [   31.484177]  vfs_write+0xe7/0x3b0

 3078 10:24:15.295561  [   31.487877]  ksys_write+0x68/0xf0

 3079 10:24:15.302294  [   31.491574]  do_syscall_64+0x30/0x40

 3080 10:24:15.305456  [   31.495563]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3081 10:24:15.311784  [   31.501194] RIP: 0033:0x7f11f0b6f473

 3082 10:24:15.331466  [   31.505174] 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

 3083 10:24:15.341800  [   31.526151] RSP: 002b:00007ffc84830b98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3084 10:24:15.348126  [   31.534608] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f11f0b6f473

 3085 10:24:15.354460  [   31.542579] RDX: 0000000000000004 RSI: 00007f11f0a63000 RDI: 0000000000000001

 3086 10:24:15.364356  [   31.550549] RBP: 00007f11f0a63000 R08: 00007f11f0a62010 R09: 0000000000000000

 3087 10:24:15.370839  [   31.558520] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3088 10:24:15.380730  [   31.566489] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3089 10:24:15.433548  [   31.574463] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3090 10:24:15.440052  [   31.628856] gsmi: Log Shutdown Reason 0x03

 3091 10:24:15.443159  [   31.633462] ---[ end trace 04bede4d306f3ce0 ]---

 3092 10:24:15.449777  [   31.638630] RIP: 0010:lkdtm_BUG+0x5/0x10

 3093 10:24:15.469682  [   31.643018] Code: 89 ff e8 3e 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 50 56 e9 02

 3094 10:24:15.475914  [   31.664013] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3095 10:24:15.482397  [   31.669857] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3096 10:24:15.492353  [   31.677838] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3097 10:24:15.498977  [   31.685819] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3098 10:24:15.505906  [   31.693799] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3099 10:24:15.515474  [   31.701804] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3100 10:24:15.525444  [   31.709807] FS:  00007f11f0c59580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3101 10:24:15.531852  [   31.718855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3102 10:24:15.538258  [   31.725326] CR2: 00007f11f0a63000 CR3: 0000000103bfc003 CR4: 00000000003706e0

 3103 10:24:15.541457  # Segmentation fault

 3104 10:24:15.557838  # [   31.294712] lkdtm: Performing direct entry BUG

 3105 10:24:15.563962  # [   31.299767] ------------[ cut here ]------------

 3106 10:24:15.567563  # [   31.305083] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3107 10:24:15.574134  # [   31.310943] invalid opcode: 0000 [#1] SMP PTI

 3108 10:24:15.583917  # [   31.315807] CPU: 3 PID: 638 Comm: cat Tainted: G        W         5.10.182-cip34 #1

 3109 10:24:15.590285  # [   31.324359] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3110 10:24:15.593655  # [   31.331167] RIP: 0010:lkdtm_BUG+0x5/0x10

 3111 10:24:15.616871  # [   31.335540] Code: 89 ff e8 3e 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 50 56 e9 02

 3112 10:24:15.626834  # [   31.356523] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282[   31.814351] lkdtm: Performing direct entry WARNING

 3113 10:24:15.626977  

 3114 10:24:15.639605  # [   31.362350] RAX: ffffffffb2d79540 RBX: 0000000000000001 R[   31.821367] ------------[ cut here ]------------

 3115 10:24:15.639746  CX: 0000000000000000

 3116 10:24:15.653201  # [   31.370321] RDX: 0000000000000000 RSI[   31.832760] WARNING: CPU: 1 PID: 675 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3117 10:24:15.659456  : ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3118 10:24:15.711755  # [   31.378292] RBP: [   31.848376] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3119 10:24:15.718515  ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3120 10:24:15.728356  # [   31.907056] CPU: 1 PID: 675 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3121 10:24:15.735136  [   31.921828] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3122 10:24:15.744954  [   31.386263] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: [   31.928639] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3123 10:24:15.748304  0000000000000004

 3124 10:24:15.771383  # [   31.394234] R13: ffffb16201367f10 R14: ff[   31.939732] 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 50 56 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 31 56

 3125 10:24:15.777715  [   31.966935] RSP: 0018:ffffb16201427e60 EFLAGS: 00010202

 3126 10:24:15.781189  ffb16201367f10 R15: ffff996b43273000

 3127 10:24:15.791057  # [   31.402205] FS:  0000[   31.972773] RAX: ffffffffb2d79550 RBX: 0000000000000002 RCX: 0000000000000000

 3128 10:24:15.807030  7f11f0c59580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000[   31.986961] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffffffffb3d7e860

 3129 10:24:15.807186  000

 3130 10:24:15.820603  # [   31.411243] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008[   32.001152] RBP: ffffffffb41f9517 R08: 0000000000000000 R09: 0000000000000000

 3131 10:24:15.820748  0050033

 3132 10:24:15.833239  # [   31.417676] CR2: 00007f11f0a63000 CR3: 0000000103b[   32.015343] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3133 10:24:15.836571  fc003 CR4: 00000000003706e0

 3134 10:24:15.839851  # [   31.425668] Call Trace:

 3135 10:24:15.850047  # [  [   32.029539] R13: ffffb16201427f10 R14: ffffb16201427f10 R15: ffff996b448f6000

 3136 10:24:15.853171   31.428401]  ? __die_body.cold+0x1a/0x1f

 3137 10:24:15.862799  # [   31.432778]  ? di[   32.043734] FS:  00007f86f9770580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3138 10:24:15.866265  e+0x2b/0x50

 3139 10:24:15.869716  # [   31.435990]  ? do_trap+0x91/0x110

 3140 10:24:15.876086  # [   31.43[   32.058989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3141 10:24:15.879832  9681]  ? lkdtm_BUG+0x5/0x10

 3142 10:24:15.892407  # [   31.443380]  ? do_error_trap+0[   32.071625] CR2: 00007f86f957a000 CR3: 0000000103da4003 CR4: 00000000003706e0

 3143 10:24:15.892542  x90/0x110

 3144 10:24:15.896109  # [   31.447674]  ? lkdtm_BUG+0x5/0x10

 3145 10:24:15.899171  # [   31.4513[   32.085818] Call Trace:

 3146 10:24:15.902193  72]  ? lkdtm_BUG+0x5/0x10

 3147 10:24:15.908917  # [   31.455070]  ? exc_invalid_op+0x[   32.094769]  ? __warn+0x80/0x110

 3148 10:24:15.911991  4e/0x70

 3149 10:24:15.915506  # [   31.459342]  ? lkdtm_BUG+0x5/0x10

 3150 10:24:15.921782  # [   31.463040[   32.104587]  ? lkdtm_WARNING+0x13/0x20

 3151 10:24:15.925387  ]  ? asm_exc_invalid_op+0x12/0x20

 3152 10:24:15.931715  # [   31.467703]  ? direct_en[   32.114990]  ? report_bug+0x9e/0xc0

 3153 10:24:15.931825  try+0xe0/0xe0

 3154 10:24:15.935012  # [   31.471816]  ? lkdtm_BUG+0x5/0x10

 3155 10:24:15.941452  # [   31.[   32.125105]  ? handle_bug+0x41/0x90

 3156 10:24:15.944976  475516]  direct_entry.cold+0x2c/0x38

 3157 10:24:15.951317  # [   31.479894]  full_pro[   32.135214]  ? exc_invalid_op+0x14/0x70

 3158 10:24:15.954889  xy_write+0x53/0x80

 3159 10:24:15.958182  # [   31.484177]  vfs_write+0xe7/0x3b0

 3160 10:24:15.961137  # [ [   32.145735]  ? asm_exc_invalid_op+0x12/0x20

 3161 10:24:15.964680    31.487877]  ksys_write+0x68/0xf0

 3162 10:24:15.971262  # [   31.491574]  do_syscall[   32.156623]  ? lkdtm_BUG+0x10/0x10

 3163 10:24:15.974694  _64+0x30/0x40

 3164 10:24:15.981179  # [   31.495563]  entry_SYSCALL_64_after_hwframe+[   32.166637]  ? lkdtm_WARNING+0x13/0x20

 3165 10:24:15.984397  0x61/0xc6

 3166 10:24:15.987554  # [   31.501194] RIP: 0033:0x7f11f0b6f473

 3167 10:24:15.994170  # [   31.5[   32.177040]  direct_entry.cold+0x2c/0x38

 3168 10:24:16.003973  05174] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff [   32.187639]  full_proxy_write+0x53/0x80

 3169 10:24:16.013795  ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 0[   32.198136]  vfs_write+0xe7/0x3b0

 3170 10:24:16.023832  0 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 [   32.208054]  ksys_write+0x68/0xf0

 3171 10:24:16.023970  48 89 54 24 18

 3172 10:24:16.033624  # [   31.526151] RSP: 002b:00007ffc84830b98 EFLA[   32.217974]  do_syscall_64+0x30/0x40

 3173 10:24:16.037059  GS: 00000246 ORIG_RAX: 0000000000000001

 3174 10:24:16.046859  # [   31.534608] RAX: f[   32.228183]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3175 10:24:16.050099  fffffffffffffda RBX: 0000000000000004 RCX: 00007f11f0b6f473

 3176 10:24:16.056901  # [[   32.240042] RIP: 0033:0x7f86f9686473

 3177 10:24:16.083222     31.542579] RDX: 0000000000000004 RSI: 00007f11f0a63000 RDI: 0[   32.250252] 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

 3178 10:24:16.083381  000000000000001

 3179 10:24:16.096055  # [   31.550549] RBP: 00007f11f0a63000 R08: 000[   32.277458] RSP: 002b:00007ffff6044a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3180 10:24:16.099615  07f11f0a62010 R09: 0000000000000000

 3181 10:24:16.112606  # [   31.558520] R10: fffff[   32.292133] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f86f9686473

 3182 10:24:16.115831  ffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3183 10:24:16.125685  # [   3[   32.306324] RDX: 0000000000000008 RSI: 00007f86f957a000 RDI: 0000000000000001

 3184 10:24:16.139182  1.566489] R13: 0000000000000001 R14: 0000000000020000 R15: 00000[   32.320517] RBP: 00007f86f957a000 R08: 00007f86f9579010 R09: 0000000000000000

 3185 10:24:16.148796  [   32.334720] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3186 10:24:16.148922  00000020000

 3187 10:24:16.161660  # [   31.574463] Modules linked in: fuse ip_tables [   32.342715] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3188 10:24:16.171692  cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industria[   32.356912] irq event stamp: 0

 3189 10:24:16.184615  lio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 cros_[   32.366534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3190 10:24:16.201449  ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_e[   32.379755] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3191 10:24:16.214442  c_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videob[   32.395111] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3192 10:24:16.227437  uf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_com[   32.410464] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3193 10:24:16.240971  press gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine vi[   32.423685] ---[ end trace 04bede4d306f3ce1 ]---

 3194 10:24:16.250538  deobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3195 10:24:16.257131  # [   31.628856] gsmi: Log Shutdown Reason 0x03

 3196 10:24:16.260700  # [   31.633462] ---[ end trace 04bede4d306f3ce0 ]---

 3197 10:24:16.267107  # [   31.638630] RIP: 0010:lkdtm_BUG+0x5/0x10

 3198 10:24:16.286942  # [   31.643018] Code: 89 ff e8 3e 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 50 56 e9 02

 3199 10:24:16.293434  # [   31.664013] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3200 10:24:16.299912  # [   31.669857] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3201 10:24:16.310194  # [   31.677838] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3202 10:24:16.319770  # [   31.685819] RBP: ffffffffb425dc18 R08: 0000000000000001 R[   32.509310] lkdtm: Performing direct entry WARNING_MESSAGE

 3203 10:24:16.322902  09: 0000000000000001

 3204 10:24:16.333044  # [   31.693799] R10: 00000000ffffe000 R11[   32.515773] ------------[ cut here ]------------

 3205 10:24:16.336126  : 3fffffffffffffff R12: 0000000000000004

 3206 10:24:16.342822  # [   31.701804] R13: [   32.527146] Warning message trigger count: 2

 3207 10:24:16.349362  ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3208 10:24:16.359179  # [   32.538154] WARNING: CPU: 1 PID: 710 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3209 10:24:16.417988  [   31.709807] FS:  00007f11f0c59580(0000) GS:ffff996bbad80000(0[   32.554556] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3210 10:24:16.421547  000) knlGS:0000000000000000

 3211 10:24:16.434476  # [   31.718855] CS:  0010 DS: 0000[   32.613240] CPU: 1 PID: 710 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3212 10:24:16.437720   ES: 0000 CR0: 0000000080050033

 3213 10:24:16.447948  # [   31.725326] CR2: 00007f11f[   32.628010] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3214 10:24:16.450904  0a63000 CR3: 0000000103bfc003 CR4: 00000000003706e0

 3215 10:24:16.457468  # BUG: saw [   32.641035] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3216 10:24:16.460786  'kernel BUG at': ok

 3217 10:24:16.464129  ok 2 selftests: lkdtm: BUG.sh

 3218 10:24:16.484110  # selftests:[   32.652894] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56 e9 02 48 c7 c7 78 9a 1f b4 8d 70 01 89 35 21 56 e9 02 e8 47 d1 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3219 10:24:16.487331   lkdtm: WARNING.sh

 3220 10:24:16.496878  # [   31.814351] lkdtm: Performing direct en[   32.680097] RSP: 0018:ffffb162014d7e60 EFLAGS: 00010286

 3221 10:24:16.500570  try WARNING

 3222 10:24:16.510322  # [   31.821367] ------------[ cut here ]----------[   32.692153] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3223 10:24:16.513630  --

 3224 10:24:16.526651  # [   31.832760] WARNING: CPU: 1 PID: 675 at drivers/misc/lk[   32.706344] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 3225 10:24:16.529651  dtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3226 10:24:16.539924  # [   31.848376] Modules [   32.720537] RBP: ffffffffb41f951f R08: 0000000000000000 R09: 0000000000000000

 3227 10:24:16.552789  linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros[   32.734736] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3228 10:24:16.569527  _ec_sensors_core industrialio_triggered_buffer kfifo_buf industr[   32.748928] R13: ffffb162014d7f10 R14: ffffb162014d7f10 R15: ffff996b448f0000

 3229 10:24:16.582674  ialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sy[   32.763120] FS:  00007ff3d1d70580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3230 10:24:16.595675  sfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo[   32.778382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3231 10:24:16.612112   cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_mem[   32.791021] CR2: 00007ff3d1b7a000 CR3: 0000000103c34001 CR4: 00000000003706e0

 3232 10:24:16.618690  ops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_e[   32.805213] Call Trace:

 3233 10:24:16.628420  c_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros[   32.814164]  ? __warn+0x80/0x110

 3234 10:24:16.641459  _usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_ta[   32.823981]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3235 10:24:16.641614  ble

 3236 10:24:16.651155  # [   31.907056] CPU: 1 PID: 675 Comm: cat Tainted: G      [   32.835162]  ? report_bug+0x9e/0xc0

 3237 10:24:16.654619  D W         5.10.182-cip34 #1

 3238 10:24:16.661089  # [   31.921828] Hardware name: G[   32.845274]  ? handle_bug+0x41/0x90

 3239 10:24:16.664424  oogle Rammus/Rammus, BIOS  09/04/2020

 3240 10:24:16.671027  # [   31.928639] RIP: 001[   32.855384]  ? exc_invalid_op+0x14/0x70

 3241 10:24:16.674253  0:lkdtm_WARNING+0x13/0x20

 3242 10:24:16.680854  # [   31.939732] Code: c0 f4 ff ff ff[   32.865886]  ? asm_exc_invalid_op+0x12/0x20

 3243 10:24:16.693696   eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 [   32.876779]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3244 10:24:16.703563  00 00 83 05 50 56 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc[   32.887957]  direct_entry.cold+0x2c/0x38

 3245 10:24:16.710039   cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56

 3246 10:24:16.713389  # [   31.96[   32.898555]  full_proxy_write+0x53/0x80

 3247 10:24:16.719939  6935] RSP: 0018:ffffb16201427e60 EFLAGS: 00010202

 3248 10:24:16.723405  # [   31.9727[   32.909054]  vfs_write+0xe7/0x3b0

 3249 10:24:16.733193  73] RAX: ffffffffb2d79550 RBX: 0000000000000002 RCX: 00000000000[   32.918972]  ksys_write+0x68/0xf0

 3250 10:24:16.736692  00000

 3251 10:24:16.742891  # [   31.986961] RDX: 0000000000000000 RSI: ffff996bbac9b[   32.928888]  do_syscall_64+0x30/0x40

 3252 10:24:16.746222  f70 RDI: ffffffffb3d7e860

 3253 10:24:16.756181  # [   32.001152] RBP: ffffffffb41f951[   32.939096]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3254 10:24:16.759643  7 R08: 0000000000000000 R09: 0000000000000000

 3255 10:24:16.766242  # [   32.015343] [   32.950958] RIP: 0033:0x7ff3d1c86473

 3256 10:24:16.792274  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000[   32.961167] 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

 3257 10:24:16.795588  8

 3258 10:24:16.808902  # [   32.029539] R13: ffffb16201427f10 R14: ffffb16201427f10 [   32.988372] RSP: 002b:00007fff2a690508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3259 10:24:16.811882  R15: ffff996b448f6000

 3260 10:24:16.821888  # [   32.043734] FS:  00007f86f9770580(00[   33.003048] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007ff3d1c86473

 3261 10:24:16.828504  00) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3262 10:24:16.838649  # [   32.0[   33.017238] RDX: 0000000000000010 RSI: 00007ff3d1b7a000 RDI: 0000000000000001

 3263 10:24:16.841350  58989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3264 10:24:16.851442  # [   [   33.031429] RBP: 00007ff3d1b7a000 R08: 00007ff3d1b79010 R09: 0000000000000000

 3265 10:24:16.864566  32.071625] CR2: 00007f86f957a000 CR3: 0000000103da4003 CR4: 0000[   33.045621] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3266 10:24:16.867639  0000003706e0

 3267 10:24:16.871160  # [   32.085818] Call Trace:

 3268 10:24:16.881117  # [   32.094769]  ? [   33.059810] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3269 10:24:16.881252  __warn+0x80/0x110

 3270 10:24:16.884383  # [   32.104587]  ? lkdtm_WARNING+0x13/0x20

 3271 10:24:16.887446  [   33.074003] irq event stamp: 0

 3272 10:24:16.894059  # [   32.114990]  ? report_bug+0x9e/0xc0

 3273 10:24:16.900442  # [   32.125105]  ? ha[   33.083625] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3274 10:24:16.903696  ndle_bug+0x41/0x90

 3275 10:24:16.917212  # [   32.135214]  ? exc_invalid_op+0x14/0x70[   33.096846] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3276 10:24:16.917359  

 3277 10:24:16.923462  # [   32.145735]  ? asm_exc_invalid_op+0x12/0x20

 3278 10:24:16.933479  # [   32.156[   33.112202] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3279 10:24:16.936649  623]  ? lkdtm_BUG+0x10/0x10

 3280 10:24:16.946856  # [   32.166637]  ? lkdtm_WARNING+0[   33.127558] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3281 10:24:16.946992  x13/0x20

 3282 10:24:16.953276  # [   32.177040]  direct_entry.cold+0x2c/0x38

 3283 10:24:16.956757  # [   3[   33.140777] ---[ end trace 04bede4d306f3ce2 ]---

 3284 10:24:16.959673  2.187639]  full_proxy_write+0x53/0x80

 3285 10:24:16.966371  # [   32.198136]  vfs_write+0xe7/0x3b0

 3286 10:24:16.969767  # [   32.208054]  ksys_write+0x68/0xf0

 3287 10:24:16.972852  # [   32.217974]  do_syscall_64+0x30/0x40

 3288 10:24:16.979397  # [   32.228183]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3289 10:24:16.982966  # [   32.240042] RIP: 0033:0x7f86f9686473

 3290 10:24:17.005686  # [   32.250252] 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

 3291 10:24:17.012212  # [   32.277458] RSP: 002b:00007ffff6044a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3292 10:24:17.022661  # [   32.292133] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f86f9686473

 3293 10:24:17.028873  # [   32.306324] RDX: 0000000000000008 RSI: 00007f86f957a000 RDI: 0000000000000001

 3294 10:24:17.038455  # [   32.320517] RBP: 00007f[   33.226034] lkdtm: Performing direct entry EXCEPTION

 3295 10:24:17.045225  [   33.232301] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3296 10:24:17.051638  86f957a000 R08: 00007f86f9579010 R09: 0000000000000000

 3297 10:24:17.058004  # [   32[   33.240077] #PF: supervisor write access in kernel mode

 3298 10:24:17.064753  [   33.252126] #PF: error_code(0x0002) - not-present page

 3299 10:24:17.064857  [   33.257862] PGD 0 P4D 0 

 3300 10:24:17.071499  [   33.260686] Oops: 0002 [#2] SMP PTI

 3301 10:24:17.077897  [   33.264578] CPU: 3 PID: 742 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3302 10:24:17.084563  [   33.273131] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3303 10:24:17.091022  [   33.279941] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3304 10:24:17.110931  [   33.284902] Code: 48 c7 c7 78 9a 1f b4 8d 70 01 89 35 21 56 e9 02 e8 47 d1 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

 3305 10:24:17.117540  [   33.305880] RSP: 0018:ffffb1620155fe60 EFLAGS: 00010286

 3306 10:24:17.123889  [   33.311727] RAX: ffffffffb2d795a0 RBX: 0000000000000004 RCX: 0000000000000000

 3307 10:24:17.133451  [   33.319699] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e880

 3308 10:24:17.140219  [   33.327677] RBP: ffffffffb40eda67 R08: 0000000000000000 R09: 0000000000000000

 3309 10:24:17.150342  [   33.335647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3310 10:24:17.156910  [   33.343618] R13: ffffb1620155ff10 R14: ffffb1620155ff10 R15: ffff996b44471000

 3311 10:24:17.166702  [   33.351590] FS:  00007fab35077580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3312 10:24:17.173334  [   33.360628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3313 10:24:17.179907  [   33.367043] CR2: 0000000000000000 CR3: 00000001026ae004 CR4: 00000000003706e0

 3314 10:24:17.183176  [   33.375013] Call Trace:

 3315 10:24:17.186050  [   33.377741]  ? __die_body.cold+0x1a/0x1f

 3316 10:24:17.192786  [   33.382119]  ? no_context+0x177/0x380

 3317 10:24:17.196415  [   33.386200]  ? exc_page_fault+0x53/0x170

 3318 10:24:17.199153  [   33.390577]  ? asm_exc_page_fault+0x1e/0x30

 3319 10:24:17.206032  [   33.395246]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3320 10:24:17.209262  [   33.400207]  ? lkdtm_EXCEPTION+0x5/0x20

 3321 10:24:17.212593  [   33.404479]  direct_entry.cold+0x2c/0x38

 3322 10:24:17.219164  [   33.408859]  full_proxy_write+0x53/0x80

 3323 10:24:17.222376  [   33.413140]  vfs_write+0xe7/0x3b0

 3324 10:24:17.225650  [   33.416837]  ksys_write+0x68/0xf0

 3325 10:24:17.229034  [   33.420534]  do_syscall_64+0x30/0x40

 3326 10:24:17.235767  [   33.424524]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3327 10:24:17.239034  [   33.430165] RIP: 0033:0x7fab34f8d473

 3328 10:24:17.262226  [   33.434145] 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

 3329 10:24:17.268346  [   33.455129] RSP: 002b:00007ffd2f26dd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3330 10:24:17.278611  [   33.463586] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fab34f8d473

 3331 10:24:17.284911  [   33.471556] RDX: 000000000000000a RSI: 00007fab34e81000 RDI: 0000000000000001

 3332 10:24:17.291459  [   33.479526] RBP: 00007fab34e81000 R08: 00007fab34e80010 R09: 0000000000000000

 3333 10:24:17.301257  [   33.487494] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3334 10:24:17.307704  [   33.495464] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3335 10:24:17.367033  .334720] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[   33.503438] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3336 10:24:17.370625  [   33.562147] CR2: 0000000000000000

 3337 10:24:17.376913  [   33.565844] ---[ end trace 04bede4d306f3ce3 ]---

 3338 10:24:17.380601  [   33.570998] RIP: 0010:lkdtm_BUG+0x5/0x10

 3339 10:24:17.403387  [   33.575374] Code: 89 ff e8 3e 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 50 56 e9 02

 3340 10:24:17.406569  [   33.596362] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3341 10:24:17.416279  [   33.602199] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3342 10:24:17.422861  [   33.610170] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3343 10:24:17.433015  [   33.618139] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3344 10:24:17.439416  [   33.626110] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3345 10:24:17.445902  [   33.634080] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3346 10:24:17.455630  [   33.642050] FS:  00007fab35077580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3347 10:24:17.462139  [   33.651089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3348 10:24:17.472052  [   33.657503] CR2: 0000000000000000 CR3: 00000001026ae004 CR4: 00000000003706e0

 3349 10:24:17.481841  [   33.665474] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3350 10:24:17.488649  [   33.675379] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 742, name: cat

 3351 10:24:17.495073  [   33.683756] INFO: lockdep is turned off.

 3352 10:24:17.498198  [   33.688134] irq event stamp: 0

 3353 10:24:17.504713  [   33.691540] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3354 10:24:17.511463  [   33.698540] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3355 10:24:17.521393  [   33.707680] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3356 10:24:17.527975  [   33.716816] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3357 10:24:17.537936  [   33.723816] CPU: 3 PID: 742 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3358 10:24:17.544669  [   33.732361] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3359 10:24:17.547498  [   33.739165] Call Trace:

 3360 10:24:17.551114  [   33.741893]  dump_stack+0x77/0x9b

 3361 10:24:17.554044  [   33.745591]  ___might_sleep.cold+0xa6/0xb6

 3362 10:24:17.560805  [   33.750164]  exit_signals+0x1c/0x300

 3363 10:24:17.564024  [   33.754154]  do_exit+0xc2/0xab0

 3364 10:24:17.567249  [   33.757648]  ? ksys_write+0x68/0xf0

 3365 10:24:17.570550  [   33.761564]  make_task_dead+0x2f/0x30

 3366 10:24:17.576994  [   33.765642]  rewind_stack_and_make_dead+0x17/0x20

 3367 10:24:17.580764  [   33.770894] RIP: 0033:0x7fab34f8d473

 3368 10:24:17.599956  [   33.774882] 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

 3369 10:24:17.609957  [   33.795867] RSP: 002b:00007ffd2f26dd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3370 10:24:17.616466  [   33.804322] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fab34f8d473

 3371 10:24:17.626406  [   33.812292] RDX: 000000000000000a RSI: 00007fab34e81000 RDI: 0000000000000001

 3372 10:24:17.633035  [   33.820262] RBP: 00007fab34e81000 R08: 00007fab34e80010 R09: 0000000000000000

 3373 10:24:17.642945  [   33.828231] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3374 10:24:17.649256  [   33.836201] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3375 10:24:17.649375  0000000001

 3376 10:24:17.659195  # [   32.342715] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3377 10:24:17.662846  # [   32.356912] irq event stamp: 0

 3378 10:24:17.668820  # [   32.366534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3379 10:24:17.678847  # [   32.379755] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3380 10:24:17.688692  # [   32.395111] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3381 10:24:17.695406  # [   32.410464] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3382 10:24:17.701788  # [   32.423685] ---[ end trace 04bede4d306f3ce1 ]---

 3383 10:24:17.705155  # WARNING: saw 'WARNING:': ok

 3384 10:24:17.708096  ok 3 selftests: lkdtm: WARNING.sh

 3385 10:24:17.711780  # selftests: lkdtm: WARNING_MESSAGE.sh

 3386 10:24:17.718365  # [   32.509310] lkdtm: Performing direct entry WARNING_MESSAGE

 3387 10:24:17.721507  # [   32.515773] ------------[ cut here ]------------

 3388 10:24:17.727953  # [   32.527146] Warning message trigger count: 2

 3389 10:24:17.738117  # [   32.538154] WARNING: CPU: 1 PID: 710 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3390 10:24:17.790315  # [   32.554556] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3391 10:24:17.800692  # [   32.613240] CPU: 1 PID: 710 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3392 10:24:17.807081  # [   32.628010] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3393 10:24:17.813613  # [   32.641035] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3394 10:24:17.833178  # [   32.652894] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56 e9 02 48 c7 c7 78 9a 1f b4 8d 70 01 89 35 21 56 e9 02 e8 47 d1 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3395 10:24:17.839912  # [   32.680097] RSP: 0018:ffffb162014d7e60 EFLAGS: 00010286

 3396 10:24:17.846537  # [   32.692153] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3397 10:24:17.856829  # [   32.706344] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 3398 10:24:17.866498  # [   32.720537] RBP: ffffffffb41f951f R08: 00000000[   34.051521] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3399 10:24:17.869772  00000000 R09: 0000000000000000

 3400 10:24:17.879530  # [   32.734736] R10: 00000000ff[   34.061757] lkdtm: attempting good list addition

 3401 10:24:17.882963  ffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3402 10:24:17.889465  # [   32.748[   34.073161] lkdtm: attempting corrupted list addition

 3403 10:24:17.902573  928] R13: ffffb162014d7f10 R14: ffffb162014d7f10 R15: ffff996b44[   34.085015] lkdtm: list_add() corruption not detected!

 3404 10:24:17.902725  8f0000

 3405 10:24:17.912507  # [   32.763120] FS:  00007ff3d1d70580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3406 10:24:17.919045  # [   32.778382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3407 10:24:17.925482  # [   32.791021] CR2: 00007ff3d1b7a000 CR3: 0000000103c34001 CR4: 00000000003706e0

 3408 10:24:17.929313  # [   32.805213] Call Trace:

 3409 10:24:17.932128  # [   32.814164]  ? __warn+0x80/0x110

 3410 10:24:17.938734  # [   32.823981]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3411 10:24:17.941904  # [   32.835162]  ? report_bug+0x9e/0xc0

 3412 10:24:17.945259  # [   32.845274]  ? handle_bug+0x41/0x90

 3413 10:24:17.952041  # [   32.855384]  ? exc_invalid_op+0x14/0x70

 3414 10:24:17.955280  # [   32.865886]  ? asm_exc_invalid_op+0x12/0x20

 3415 10:24:17.962111  # [   32.876779]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3416 10:24:17.965274  # [   32.887957]  direct_entry.cold+0x2c/0x38

 3417 10:24:17.971571  # [   32.898555]  full_proxy_write+0x53/0x80

 3418 10:24:17.974979  # [   32.909054]  vfs_write+0xe7/0x3b0

 3419 10:24:17.978203  # [   32.918972]  ksys_write+0x68/0xf0

 3420 10:24:17.981418  # [   32.928888]  do_syscall_64+0x30/0x40

 3421 10:24:17.988410  # [   32.939096]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3422 10:24:17.991584  # [   32.950958] RIP: 0033:0x7ff3d1c86473

 3423 10:24:18.014600  # [   32.961167] 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

 3424 10:24:18.021407  # [   32.988372] RSP: 002b:00007fff2a690508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3425 10:24:18.031248  # [   33.003048] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007ff3d1c86473

 3426 10:24:18.037920  # [   33.017238] RDX: 0000000000000010 RSI: 00007ff3d1b7a000 RDI: 0000000000000001

 3427 10:24:18.047571  # [   33.031429] RBP: 00007ff3d1b7a000 R08: 00007ff3d1b79010 R09: 0000000000000000

 3428 10:24:18.057383  # [   33.045621] R10: fffffffffffffbc5 R11: 0000[   34.240144] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3429 10:24:18.064043  [   34.252377] lkdtm: attempting good list removal

 3430 10:24:18.067120  [   34.257452] lkdtm: attempting corrupted list removal

 3431 10:24:18.073790  [   34.263005] lkdtm: list_del() corruption not detected!

 3432 10:24:18.077012  000000000246 R12: 0000000000000001

 3433 10:24:18.087491  # [   33.059810] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3434 10:24:18.090363  # [   33.074003] irq event stamp: 0

 3435 10:24:18.096970  # [   33.083625] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3436 10:24:18.106615  # [   33.096846] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3437 10:24:18.116453  # [   33.112202] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3438 10:24:18.123372  # [   33.127558] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3439 10:24:18.126734  # [   33.140777] ---[ end trace 04bede4d306f3ce2 ]---

 3440 10:24:18.133150  # WARNING_MESSAGE: saw 'message trigger': ok

 3441 10:24:18.136543  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3442 10:24:18.139832  # selftests: lkdtm: EXCEPTION.sh

 3443 10:24:18.139921  # Killed

 3444 10:24:18.146304  # [   33.226034] lkdtm: Performing direct entry EXCEPTION

 3445 10:24:18.152757  # [   33.232301] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3446 10:24:18.162362  # [   [   34.343849] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3447 10:24:18.169363  [   34.356587] lkdtm: attempting bad read from page below current stack

 3448 10:24:18.179278  [   34.363733] BUG: stack guard page was hit at 000000003226c681 (stack is 00000000123d044a..00000000caf1e6f0)

 3449 10:24:18.185476  [   34.374652] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3450 10:24:18.192288  33.240077] #PF: supervisor write access in kernel mode

 3451 10:24:18.202092  # [   33[   34.381461] CPU: 3 PID: 967 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3452 10:24:18.208614  [   34.396229] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3453 10:24:18.215176  [   34.403037] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3454 10:24:18.235206  [   34.409551] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 18 9e 1f b4 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b5 de fb ff 48 c7 c7 58 9e 1f b4 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 9b de fb ff 0f 1f 44

 3455 10:24:18.241708  [   34.430535] RSP: 0018:ffffb162018ffe50 EFLAGS: 00010246

 3456 10:24:18.248195  [   34.436361] RAX: 0000000000000038 RBX: ffffb162018fc000 RCX: 0000000000000000

 3457 10:24:18.257954  [   34.444330] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb41f9e58

 3458 10:24:18.264749  [   34.452301] RBP: ffffffffb41f9582 R08: 0000000000000000 R09: 0000000000000000

 3459 10:24:18.274565  [   34.460271] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3460 10:24:18.281089  [   34.468241] R13: ffffb162018fff10 R14: ffffb162018fff10 R15: ffff996b429f3000

 3461 10:24:18.290779  [   34.476213] FS:  00007fe4ccc2b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3462 10:24:18.297755  [   34.485250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3463 10:24:18.304170  [   34.491676] CR2: ffffb162018fbfff CR3: 0000000104406006 CR4: 00000000003706e0

 3464 10:24:18.307303  [   34.499637] Call Trace:

 3465 10:24:18.310852  [   34.502364]  <#DF>

 3466 10:24:18.313639  [   34.504598]  ? __die_body.cold+0x1a/0x1f

 3467 10:24:18.317355  [   34.508978]  ? die+0x2b/0x50

 3468 10:24:18.323879  [   34.512189]  ? handle_stack_overflow+0x3e/0x4d

 3469 10:24:18.326738  [   34.517150]  ? no_context+0x24d/0x380

 3470 10:24:18.330123  [   34.521227]  </#DF>

 3471 10:24:18.333939  .252126] #PF: error_code(0x0002) - not-present page

 3472 10:24:18.386128  # [   33.25[   34.523563] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3473 10:24:18.392503  [   34.582277] ---[ end trace 04bede4d306f3ce4 ]---

 3474 10:24:18.396214  [   34.587431] RIP: 0010:lkdtm_BUG+0x5/0x10

 3475 10:24:18.419061  [   34.591799] Code: 89 ff e8 3e 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 50 56 e9 02

 3476 10:24:18.425369  [   34.612784] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3477 10:24:18.432031  [   34.618618] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3478 10:24:18.438837  [   34.626588] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3479 10:24:18.448637  [   34.634557] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3480 10:24:18.455252  [   34.642529] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3481 10:24:18.465027  [   34.650498] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3482 10:24:18.471574  [   34.658468] FS:  00007fe4ccc2b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3483 10:24:18.478024  [   34.667506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3484 10:24:18.488298  [   34.673922] CR2: ffffb162018fbfff CR3: 0000000104406006 CR4: 00000000003706e0

 3485 10:24:18.497879  [   34.681892] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3486 10:24:18.504378  [   34.691812] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 967, name: cat

 3487 10:24:18.511380  [   34.700169] INFO: lockdep is turned off.

 3488 10:24:18.514383  [   34.704545] irq event stamp: 0

 3489 10:24:18.520898  [   34.707952] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3490 10:24:18.530994  [   34.714942] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3491 10:24:18.537457  [   34.724079] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3492 10:24:18.544072  [   34.733207] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3493 10:24:18.553907  [   34.740207] CPU: 3 PID: 967 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3494 10:24:18.560221  [   34.748760] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3495 10:24:18.563490  [   34.755564] Call Trace:

 3496 10:24:18.567129  [   34.758292]  dump_stack+0x77/0x9b

 3497 10:24:18.573451  [   34.761991]  ___might_sleep.cold+0xa6/0xb6

 3498 10:24:18.576510  [   34.766564]  exit_signals+0x1c/0x300

 3499 10:24:18.579994  [   34.770553]  do_exit+0xc2/0xab0

 3500 10:24:18.583462  [   34.774058]  ? ksys_write+0x68/0xf0

 3501 10:24:18.586925  [   34.777950]  make_task_dead+0x2f/0x30

 3502 10:24:18.592974  [   34.782036]  rewind_stack_and_make_dead+0x17/0x20

 3503 10:24:18.596469  [   34.787287] RIP: 0033:0x7fe4ccb41473

 3504 10:24:18.616343  [   34.791276] 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

 3505 10:24:18.626343  [   34.812253] RSP: 002b:00007ffe8ed8cfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3506 10:24:18.632415  [   34.820710] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe4ccb41473

 3507 10:24:18.642286  [   34.828700] RDX: 0000000000000019 RSI: 00007fe4cca35000 RDI: 0000000000000001

 3508 10:24:18.649259  [   34.836681] RBP: 00007fe4cca35000 R08: 00007fe4cca34010 R09: 0000000000000000

 3509 10:24:18.658892  [   34.844675] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3510 10:24:18.665823  [   34.852645] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3511 10:24:18.668604  7862] PGD 0 P4D 0 

 3512 10:24:18.671902  # [   33.260686] Oops: 0002 [#2] SMP PTI

 3513 10:24:18.681864  # [   33.264578] CPU: 3 PID: 742 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3514 10:24:18.688307  # [   33.273131] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3515 10:24:18.691917  # [   33.279941] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3516 10:24:18.714746  # [   33.284902] Code: 48 c7 c7 78 9a 1f b4 8d 70 01 89 35 21 56 e9 02 e8 47 d1 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

 3517 10:24:18.721211  # [   33.305880] RSP: 0018:ffffb1620155fe60 EFLAGS: 00010286

 3518 10:24:18.728047  # [   33.311727] RAX: ffffffffb2d795a0 RBX: 0000000000000004 RCX: 0000000000000000

 3519 10:24:18.737744  # [   33.319699] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e880

 3520 10:24:18.744852  # [   33.327677] RBP: ffffffffb40eda67 R08: 0000000000000000 R09: 0000000000000000

 3521 10:24:18.754530  # [   33.335647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3522 10:24:18.760869  # [[   34.945077] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3523 10:24:18.767241  [   34.954767] lkdtm: attempting bad read from page above current stack

 3524 10:24:18.777101  [   34.961880] BUG: stack guard page was hit at 0000000033a1beeb (stack is 00000000858fef1e..000000001957b70e)

 3525 10:24:18.783662  [   34.972773] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3526 10:24:18.800007     33.343618] R13: ffffb1620155ff10 R14: ffffb1620155ff10 R15: f[   34.979580] CPU: 3 PID: 1000 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3527 10:24:18.806598  [   34.994445] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3528 10:24:18.806708  ff[f996b44471000

 3529 10:24:18.820113  # [   33.351590] FS:  00007fab35077580(0000) GS   35.001253] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3530 10:24:18.839573  [   35.014082] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 90 9e 1f b4 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7b de fb ff 48 c7 c7 d0 9e 1f b4 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 5e de fb ff

 3531 10:24:18.846388  [   35.035070] RSP: 0018:ffffb16201997e50 EFLAGS: 00010246

 3532 10:24:18.852515  [   35.040905] RAX: 0000000000000038 RBX: ffffb16201994000 RCX: 0000000000000000

 3533 10:24:18.862309  [   35.048875] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb41f9ed0

 3534 10:24:18.868843  [   35.056846] RBP: ffffffffb41f959b R08: 0000000000000000 R09: 0000000000000000

 3535 10:24:18.878943  [   35.064816] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3536 10:24:18.885418  [   35.072785] R13: ffffb16201997f10 R14: ffffb16201997f10 R15: ffff996b426ef000

 3537 10:24:18.895114  [   35.080756] FS:  00007f1de11df580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3538 10:24:18.902293  [   35.089793] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3539 10:24:18.908488  [   35.096211] CR2: ffffb16201998000 CR3: 0000000103bd8004 CR4: 00000000003706e0

 3540 10:24:18.911733  [   35.104180] Call Trace:

 3541 10:24:18.915098  [   35.106907]  <#DF>

 3542 10:24:18.918473  [   35.109141]  ? __die_body.cold+0x1a/0x1f

 3543 10:24:18.921648  [   35.113521]  ? die+0x2b/0x50

 3544 10:24:18.927773  [   35.116733]  ? handle_stack_overflow+0x3e/0x4d

 3545 10:24:18.931189  [   35.121686]  ? no_context+0x24d/0x380

 3546 10:24:18.934443  [   35.125772]  </#DF>

 3547 10:24:18.937684  :ffff996bbad80000(0000) knlGS:0000000000000000

 3548 10:24:18.993534  # [   33.360628][   35.128108] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3549 10:24:18.996918  [   35.186825] ---[ end trace 04bede4d306f3ce5 ]---

 3550 10:24:19.000171  [   35.191981] RIP: 0010:lkdtm_BUG+0x5/0x10

 3551 10:24:19.023312  [   35.196358] Code: 89 ff e8 3e 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 50 56 e9 02

 3552 10:24:19.029689  [   35.217341] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3553 10:24:19.036295  [   35.223174] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3554 10:24:19.043089  [   35.231143] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3555 10:24:19.052730  [   35.239113] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3556 10:24:19.059523  [   35.247084] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3557 10:24:19.069332  [   35.255054] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3558 10:24:19.075908  [   35.263024] FS:  00007f1de11df580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3559 10:24:19.082514  [   35.272063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3560 10:24:19.092212  [   35.278479] CR2: ffffb16201998000 CR3: 0000000103bd8004 CR4: 00000000003706e0

 3561 10:24:19.095284   CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3562 10:24:19.105220  # [   33.367043] CR2: 0000000000000000 CR3: 00000001026ae004 CR4: 00000000003706e0

 3563 10:24:19.108436  # [   33.375013] Call Trace:

 3564 10:24:19.111742  # [   33.377741]  ? __die_body.cold+0x1a/0x1f

 3565 10:24:19.115272  # [   33.382119]  ? no_context+0x177/0x380

 3566 10:24:19.122060  # [   33.386200]  ? exc_page_fault+0x53/0x170

 3567 10:24:19.124900  # [   33.390577]  ? asm_exc_page_fault+0x1e/0x30

 3568 10:24:19.131744  # [   33.395246]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3569 10:24:19.135132  # [   33.400207]  ? lkdtm_EXCEPTION+0x5/0x20

 3570 10:24:19.141722  # [   33.404479]  direct_entry.cold+0x2c/0x38

 3571 10:24:19.144894  # [   33.408859]  full_proxy_write+0x53/0x80

 3572 10:24:19.147942  # [   33.413140]  vfs_write+0xe7/0x3b0

 3573 10:24:19.151660  # [   33.416837]  ksys_write+0x68/0xf0

 3574 10:24:19.157961  # [   33.420534]  do_syscall_64+0x30/0x40

 3575 10:24:19.161297  # [   33.424524]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3576 10:24:19.167550  # [   33.430165] RIP: 0033:0x7fab34f8d473

 3577 10:24:19.187335  # [   33.434145] 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

 3578 10:24:19.197282  # [   33.455129] RSP: 002b:00007ffd2f26dd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3579 10:24:19.203776  # [   33.[   35.389837] lkdtm: Performing direct entry UNSET_SMEP

 3580 10:24:19.207165  [   35.397796] lkdtm: trying to clear SMEP normally

 3581 10:24:19.213848  [   35.402969] ------------[ cut here ]------------

 3582 10:24:19.217169  [   35.408137] pinned CR4 bits changed: 0x100000!?

 3583 10:24:19.230034  [   35.413208] WARNING: CPU: 3 PID: 1036 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3584 10:24:19.288632  463586] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa[   35.423419] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3585 10:24:19.295198  [   35.482129] CPU: 3 PID: 1036 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3586 10:24:19.301711  [   35.490783] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3587 10:24:19.308321  [   35.497591] RIP: 0010:native_write_cr4+0x45/0x60

 3588 10:24:19.328050  [   35.502748] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d f3 34 46 02 00 75 f2 48 c7 c7 28 7b 0f b4 c6 05 e3 34 46 02 01 e8 d2 40 10 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3589 10:24:19.331240  b34f8d473

 3590 10:24:19.341203  # [   33.471556] RDX: 000000000000000a RSI: 00007fab3[   35.523760] RSP: 0018:ffffb16201947e48 EFLAGS: 00010286

 3591 10:24:19.347634  [   35.535816] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000

 3592 10:24:19.357686  [   35.543789] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 3593 10:24:19.364143  [   35.551762] RBP: ffffffffb41f95b5 R08: 0000000000000000 R09: 0000000000000000

 3594 10:24:19.373920  [   35.559738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3595 10:24:19.380489  [   35.567725] R13: ffffb16201947f10 R14: ffffb16201947f10 R15: ffff996b45c1c000

 3596 10:24:19.390466  [   35.575739] FS:  00007fda55744580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3597 10:24:19.396971  [   35.584782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3598 10:24:19.403845  [   35.591202] CR2: 00007fda5554e000 CR3: 00000001067ae006 CR4: 00000000003706e0

 3599 10:24:19.406824  [   35.599175] Call Trace:

 3600 10:24:19.410250  [   35.601907]  ? __warn+0x80/0x110

 3601 10:24:19.416785  [   35.605511]  ? native_write_cr4+0x45/0x60

 3602 10:24:19.419956  [   35.609989]  ? report_bug+0x9e/0xc0

 3603 10:24:19.423097  [   35.613884]  ? handle_bug+0x41/0x90

 3604 10:24:19.426403  [   35.617777]  ? exc_invalid_op+0x14/0x70

 3605 10:24:19.433084  [   35.622061]  ? asm_exc_invalid_op+0x12/0x20

 3606 10:24:19.436189  [   35.626746]  ? native_write_cr4+0x45/0x60

 3607 10:24:19.439864  [   35.631254]  ? native_write_cr4+0x45/0x60

 3608 10:24:19.446151  [   35.635741]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3609 10:24:19.449427  [   35.640608]  direct_entry.cold+0x2c/0x38

 3610 10:24:19.455981  [   35.644989]  full_proxy_write+0x53/0x80

 3611 10:24:19.458955  [   35.649289]  vfs_write+0xe7/0x3b0

 3612 10:24:19.462370  [   35.652990]  ksys_write+0x68/0xf0

 3613 10:24:19.465429  4e81000 RDI: 0000000000000001

 3614 10:24:19.472291  # [   33.479526] RBP: 00007fab34e[   35.656695]  do_syscall_64+0x30/0x40

 3615 10:24:19.478621  81000 R08: 00007fab34e80010 R09: 0000000000000000

 3616 10:24:19.485217  # [   33.4874[   35.666903]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3617 10:24:19.495594  94] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000000[   35.678763] RIP: 0033:0x7fda5565a473

 3618 10:24:19.514607  [   35.688977] 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

 3619 10:24:19.524763  [   35.710000] RSP: 002b:00007ffc390efca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3620 10:24:19.524875  00001

 3621 10:24:19.537713  # [   33.495464] R13: 0000000000000001 R14: 0000000000020[   35.718488] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fda5565a473

 3622 10:24:19.541321  000 R15: 0000000000020000

 3623 10:24:19.551086  # [   33.503438] Modules linked in: f[   35.732690] RDX: 000000000000000b RSI: 00007fda5554e000 RDI: 0000000000000001

 3624 10:24:19.560879  [   35.746887] RBP: 00007fda5554e000 R08: 00007fda5554d010 R09: 0000000000000000

 3625 10:24:19.567453  [   35.754878] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3626 10:24:19.577132  [   35.762852] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3627 10:24:19.580509  [   35.770834] irq event stamp: 0

 3628 10:24:19.593844  use ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_[   35.774260] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3629 10:24:19.600344  [   35.787475] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3630 10:24:19.610080  [   35.796647] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3631 10:24:19.616884  [   35.796648] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3632 10:24:19.623384  [   35.796649] ---[ end trace 04bede4d306f3ce6 ]---

 3633 10:24:19.626522  [   35.796650] lkdtm: ok: SMEP did not get cleared

 3634 10:24:19.633205  [   35.796651] lkdtm: trying to clear SMEP with call gadget

 3635 10:24:19.639845  [   35.828957] lkdtm: ok: SMEP removal was reverted

 3636 10:24:19.682311  core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3637 10:24:19.685627  # [   33.562147] CR2: 0000000000000000

 3638 10:24:19.692336  # [   33.565844] ---[ end trace 04bede4d306f3ce3 ]---

 3639 10:24:19.695857  # [   33.570998] RIP: 0010:lkdtm_BUG+0x5/0x10

 3640 10:24:19.718663  # [   33.575374] Code: 89 ff e8 3e 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 50 56 e9 02

 3641 10:24:19.722133  # [   33.596362] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3642 10:24:19.731762  # [   33.602199] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3643 10:24:19.744867  # [   33.610170] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d[   35.932756] lkdtm: Performing direct entry DOUBLE_FAULT

 3644 10:24:19.744988  7e850

 3645 10:24:19.755002  # [   33.618139] RBP: ffffffffb425dc18 R08: 0000000000000[   35.939441] lkdtm: XFAIL: this test is ia32-only

 3646 10:24:19.757861  001 R09: 0000000000000001

 3647 10:24:19.767709  # [   33.626110] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3648 10:24:19.774716  # [   33.634080] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3649 10:24:19.784244  # [   33.642050] FS:  00007fab35077580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3650 10:24:19.790770  # [   33.651089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3651 10:24:19.797462  # [   33.657503] CR2: 0000000000000000 CR3: 00000001026ae004 CR4: 00000000003706e0

 3652 10:24:19.810635  # [   33.665474] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3653 10:24:19.817443  # [   33.675379] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 742, name: cat

 3654 10:24:19.823783  # [   33.683756] INFO: lockdep is turned off.

 3655 10:24:19.827175  # [   33.688134] irq event stamp: 0

 3656 10:24:19.833835  # [   33.691540] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3657 10:24:19.843708  # [   33.698540] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3658 10:24:19.850168  # [   33[   36.035687] lkdtm: Performing direct entry CORRUPT_PAC

 3659 10:24:19.853454  [   36.043556] lkdtm: XFAIL: this test is arm64-only

 3660 10:24:19.863522  .707680] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3661 10:24:19.869964  # [   33.716816] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3662 10:24:19.879685  # [   33.723816] CPU: 3 PID: 742 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3663 10:24:19.886169  # [   33.732361] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3664 10:24:19.889439  # [   33.739165] Call Trace:

 3665 10:24:19.893181  # [   33.741893]  dump_stack+0x77/0x9b

 3666 10:24:19.896246  # [   33.745591]  ___might_sleep.cold+0xa6/0xb6

 3667 10:24:19.903094  # [   33.750164]  exit_signals+0x1c/0x300

 3668 10:24:19.906345  # [   33.754154]  do_exit+0xc2/0xab0

 3669 10:24:19.909298  # [   33.757648]  ? ksys_write+0x68/0xf0

 3670 10:24:19.912488  # [   33.761564]  make_task_dead+0x2f/0x30

 3671 10:24:19.919216  # [   33.765642]  rewind_stack_and_make_dead+0x17/0x20

 3672 10:24:19.922748  # [   33.770894] RIP: 0033:0x7fab34f8d473

 3673 10:24:19.948738  # [   33.774882] 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 [   36.130454] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3674 10:24:19.955489  [   36.143068] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3675 10:24:19.958482  00 48 83 ec 28 48 89 54 24 18

 3676 10:24:19.968439  # [   33.795867] RSP: 002b:00007ffd2f26dd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3677 10:24:19.975272  # [   33.804322] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fab34f8d473

 3678 10:24:19.984773  # [   33.812292] RDX: 000000000000000a RSI: 00007fab34e81000 RDI: 0000000000000001

 3679 10:24:19.991682  # [   33.820262] RBP: 00007fab34e81000 R08: 00007fab34e80010 R09: 0000000000000000

 3680 10:24:20.001499  # [   33.828231] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3681 10:24:20.007965  # [   33.836201] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3682 10:24:20.011639  # EXCEPTION: saw 'call trace:': ok

 3683 10:24:20.014487  ok 5 selftests: lkdtm: EXCEPTION.sh

 3684 10:24:20.018022  # selftests: lkdtm: LOOP.sh

 3685 10:24:20.021133  # Skipping LOOP: Hangs the system

 3686 10:24:20.024145  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3687 10:24:20.027492  # selftests: lkdtm: EXHAUST_STACK.sh

 3688 10:24:20.034172  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3689 10:24:20.037448  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3690 10:24:20.044352  # selftests: lkdtm: CORRUPT_STACK.sh

 3691 10:24:20.047582  # Skipping CORRUPT_STACK: Crashes entire system on success

 3692 10:24:20.054250  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3693 10:24:20.057239  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3694 10:24:20.064143  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3695 10:24:20.070484  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3696 10:24:20.073978  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3697 10:24:20.080757  # [   34.051521] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3698 10:24:20.083828  # [   34.061757] lkdtm: attempting good list addition

 3699 10:24:20.090625  # [   34.073161] lkdtm: attempting corrupted list addition

 3700 10:24:20.100512  # [   34.085015] [   36.281817] lkdtm: Performing direct entry READ_AFTER_FREE

 3701 10:24:20.103646  lkdtm: list_add() corruption not detected!

 3702 10:24:20.110258  # CORRUPT_LIST_ADD: [   36.293550] lkdtm: Value in memory before free: 12345678

 3703 10:24:20.113607  missing 'list_add corruption': [FAIL]

 3704 10:24:20.123392  not ok 10 selftests: lkdt[   36.305703] lkdtm: Attempting bad read from freed memory

 3705 10:24:20.126677  m: CORRUPT_LIST_ADD.sh # exit=1

 3706 10:24:20.133217  # selftests: lkdtm: CORRUPT_LIS[   36.317851] lkdtm: Memory was not poisoned

 3707 10:24:20.136472  T_DEL.sh

 3708 10:24:20.140495  # [   34.240144] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3709 10:24:20.146138  # [   34.252377] lkdtm: attempting good list removal

 3710 10:24:20.152989  # [   34.257452] lkdtm: attempting corrupted list removal

 3711 10:24:20.159493  # [   34.263005] lkdtm: list_del() corruption not detected!

 3712 10:24:20.162975  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3713 10:24:20.169225  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3714 10:24:20.176264  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3715 10:24:20.176352  # Segmentation fault

 3716 10:24:20.182775  # [   34.343849] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3717 10:24:20.192670  # [   34.356587] lkdtm: attempting bad read from page below current stack

 3718 10:24:20.202054  # [   34.363733] BUG: stack guard page was hit at 000000003226c681 (stack is 00000000123d044a..00000000caf1e6f0)

 3719 10:24:20.209108  # [   34.374652] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3720 10:24:20.218918  # [   34.381461] CPU: 3 PID: 967 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3721 10:24:20.225240  # [   34.396229] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3722 10:24:20.232045  # [   34.403037] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3723 10:24:20.258335  # [   34.409551] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 18 9e 1f b4 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b5 de fb ff 48 c7 c7 58 9e 1f b4 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 9b de fb ff 0f 1[   36.442009] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3724 10:24:20.264802  [   36.453478] lkdtm: Value in memory before free: 12345678

 3725 10:24:20.271272  [   36.459438] lkdtm: Attempting to read from freed memory

 3726 10:24:20.274451  [   36.465291] lkdtm: Buddy page was not poisoned

 3727 10:24:20.277637  f 44

 3728 10:24:20.280902  # [   34.430535] RSP: 0018:ffffb162018ffe50 EFLAGS: 00010246

 3729 10:24:20.290700  # [   34.436361] RAX: 0000000000000038 RBX: ffffb162018fc000 RCX: 0000000000000000

 3730 10:24:20.297741  # [   34.444330] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb41f9e58

 3731 10:24:20.307298  # [   34.452301] RBP: ffffffffb41f9582 R08: 0000000000000000 R09: 0000000000000000

 3732 10:24:20.313883  # [   34.460271] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3733 10:24:20.323592  # [   34.468241] R13: ffffb162018fff10 R14: ffffb162018fff10 R15: ffff996b429f3000

 3734 10:24:20.333631  # [   34.476213] FS:  00007fe4ccc2b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3735 10:24:20.340069  # [   34.485250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3736 10:24:20.346583  # [   34.491676] CR2: ffffb162018fbfff CR3: 0000000104406006 CR4: 00000000003706e0

 3737 10:24:20.350113  # [   34.499637] Call Trace:

 3738 10:24:20.353246  # [   34.502364]  <#DF>

 3739 10:24:20.356494  # [   34.504598]  ? __die_body.cold+0x1a/0x1f

 3740 10:24:20.359640  # [   34.508978]  ? die+0x2b/0x50

 3741 10:24:20.366129  # [   34.512189]  ? handle_stack_overflow+0x3e/0x4d

 3742 10:24:20.376282  # [   34.517150]  ? no_context+0x24[   36.558858] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3743 10:24:20.379444  [   36.569789] lkdtm: Attempting double slab free ...

 3744 10:24:20.382649  d/0x380

 3745 10:24:20.382735  # [   34.521227]  </#DF>

 3746 10:24:20.435561  # [   34.523563] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3747 10:24:20.441847  # [   34.582277] ---[ end trace 04bede4d306f3ce4 ]---

 3748 10:24:20.445389  # [   34.587431] RIP: 0010:lkdtm_BUG+0x5/0x10

 3749 10:24:20.468488  # [   34.591799] Code: 89 ff e8 3e 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 50 56 e9 02

 3750 10:24:20.474953  # [   34.612784] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3751 10:24:20.478246  #[   36.662982] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3752 10:24:20.491516   [   34.618618] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX:[   36.674544] lkdtm: Attempting cross-cache slab free ...

 3753 10:24:20.494570   0000000000000000

 3754 10:24:20.501135  # [   34.626588] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3755 10:24:20.510934  # [   34.634557] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3756 10:24:20.517393  # [   34.642529] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3757 10:24:20.527285  # [   34.650498] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3758 10:24:20.533893  # [   34.658468] FS:  00007fe4ccc2b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3759 10:24:20.540407  # [   34.667506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3760 10:24:20.550444  # [   34.673922] CR2: ffffb162018fbfff CR3: 0000000104406006 CR4: 00000000003706e0

 3761 10:24:20.560287  # [   34.681892] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3762 10:24:20.570135  # [   34.691812] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 967, name: cat

 3763 10:24:20.580330  # [   34.700169] INFO: lockdep is turn[   36.764785] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3764 10:24:20.583529  [   36.773389] lkdtm: Attempting non-Slab slab free ...

 3765 10:24:20.586627  ed off.

 3766 10:24:20.590060  # [   34.704545] irq event stamp: 0

 3767 10:24:20.596951  # [   34.707952] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3768 10:24:20.606412  # [   34.714942] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3769 10:24:20.613329  # [   34.724079] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3770 10:24:20.622825  # [   34.733207] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3771 10:24:20.629155  # [   34.740207] CPU: 3 PID: 967 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3772 10:24:20.635991  # [   34.748760] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3773 10:24:20.639462  # [   34.755564] Call Trace:

 3774 10:24:20.645861  # [   34.758292]  dump_stack+0x77/0x9b

 3775 10:24:20.649348  # [   34.761991]  ___might_sleep.cold+0xa6/0xb6

 3776 10:24:20.652368  # [   34.766564]  exit_signals+0x1c/0x300

 3777 10:24:20.655646  # [   34.770553]  do_exit+0xc2/0xab0

 3778 10:24:20.662325  # [   34.774058]  ? ksys_write+0x68/0xf0

 3779 10:24:20.665480  # [   34.777950]  make_task_dead+0x2f/0x30

 3780 10:24:20.672281  # [   34.782036]  rewind_stack_and_make_dead+0x17/0x20

 3781 10:24:20.675484  # [   34.787287] RIP: 0033:0x7fe4ccb41473

 3782 10:24:20.694948  # [   34.791276] 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

 3783 10:24:20.705031  # [   34.812253] RSP: 002b:00007ffe8ed8cfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3784 10:24:20.711268  # [   34.820710] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe4ccb41473

 3785 10:24:20.721445  # [   34.828700] RDX: 0000000000000019 RSI: 00007fe4cca35000 RDI: 0000000000000001

 3786 10:24:20.728080  # [   34.836681] RBP: 00007fe4cca35000 R08: 00007fe4cca34010 R09: 0000000000000000

 3787 10:24:20.737667  # [   34.844675] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3788 10:24:20.744451  # [   34.852645] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3789 10:24:20.751258  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3790 10:24:20.754548  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3791 10:24:20.761039  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3792 10:24:20.761126  # Segmentation fault

 3793 10:24:20.770915  # [   34.945077] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3794 10:24:20.777361  # [   34.954767] lkdtm: attempting bad read from page above current stack

 3795 10:24:20.787120  # [   34.961880] BUG: stack guard page was hit at 0000000033a1[   36.973339] lkdtm: Performing direct entry EXEC_DATA

 3796 10:24:20.793494  beeb (stack is 00000000858fef1e..000000001957b70e)

 3797 10:24:20.800185  # [   34.972[   36.983407] lkdtm: attempting ok execution at ffffffffb2d79910

 3798 10:24:20.807029  773] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3799 10:24:20.813512  # [ [   36.996139] lkdtm: attempting bad execution at ffffffffb5c0ebe0

 3800 10:24:20.829856    34.979580] CPU: 3 PID: 1000 Comm: cat Tainted: G      D W     [   37.008973] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3801 10:24:20.836379  [   37.023542] BUG: unable to handle page fault for address: ffffffffb5c0ebe0

 3802 10:24:20.843130  [   37.031220] #PF: supervisor instruction fetch in kernel mode

 3803 10:24:20.849461  [   37.037539] #PF: error_code(0x0011) - permissions violation

 3804 10:24:20.856086  [   37.043762] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 80000001176000e3 

 3805 10:24:20.859396      5.10.182-cip34 #1

 3806 10:24:20.866085  # [   34.994445] Hardware name: Google Ra[   37.051544] Oops: 0011 [#5] SMP PTI

 3807 10:24:20.875773  [   37.061668] CPU: 1 PID: 1543 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3808 10:24:20.879029  mmus/Rammus, BIOS  09/04/2020

 3809 10:24:20.889448  # [   35.001253] RIP: 0010:lkdtm_[   37.070326] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3810 10:24:20.892262  [   37.083350] RIP: 0010:data_area+0x0/0x40

 3811 10:24:20.895314  STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3812 10:24:20.921704  # [   35.014082] Code: de f[   37.087729] Code: ff ff 00 58 ad 44 6b 99 ff ff 00 57 ad 44 6b 99 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

 3813 10:24:20.924921  [   37.114928] RSP: 0018:ffffb162021d7e48 EFLAGS: 00010246

 3814 10:24:20.935008  [   37.120754] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3815 10:24:20.941550  [   37.128732] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 3816 10:24:20.951207  [   37.136702] RBP: ffffffffb5c0ebe0 R08: 0000000000000000 R09: 0000000000000000

 3817 10:24:20.958045  [   37.144674] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3818 10:24:20.964522  [   37.152646] R13: ffffb162021d7f10 R14: ffffb162021d7f10 R15: ffff996b43da3000

 3819 10:24:20.974389  [   37.160642] FS:  00007f35b40c0580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3820 10:24:20.980940  [   37.169680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3821 10:24:20.991416  [   37.176097] CR2: ffffffffb5c0ebe0 CR3: 0000000103c44004 CR4: 00000000003706e0

 3822 10:24:20.991514  [   37.184068] Call Trace:

 3823 10:24:20.997382  [   37.186799]  ? __die_body.cold+0x1a/0x1f

 3824 10:24:21.007389  b ff 0f 1f 44 00 00 53 48 c7 c7 90 9e 1f b4 50 65 48 8b 04 25 40[   37.191180]  ? no_context+0x177/0x380

 3825 10:24:21.010690  [   37.201481]  ? exc_page_fault+0xd7/0x170

 3826 10:24:21.020397   b0 01 00 48 8b 58 18 e8 7b de fb ff 48 c7 c7 d0 9e 1f b4 <8a> 8[   37.205860]  ? asm_exc_page_fault+0x1e/0x30

 3827 10:24:21.026888  3 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 5e de fb ff

 3828 10:24:21.033879  #[   37.216749]  ? execute_location+0x45/0x56

 3829 10:24:21.036789  [   37.227441]  ? direct_entry.cold+0x2c/0x38

 3830 10:24:21.043268  [   37.232016]  ? full_proxy_write+0x53/0x80

 3831 10:24:21.046646  [   37.236494]  ? vfs_write+0xe7/0x3b0

 3832 10:24:21.049925  [   37.240388]  ? ksys_write+0x68/0xf0

 3833 10:24:21.053201  [   37.244280]  ? do_syscall_64+0x30/0x40

 3834 10:24:21.059504  [   37.248454]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3835 10:24:21.066445   [   35.035070] RSP: 0018:ffffb16201997e50 EFLAGS: 00010246

 3836 10:24:21.118617  # [[   37.254291] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3837 10:24:21.122127  [   37.312963] CR2: ffffffffb5c0ebe0

 3838 10:24:21.129273  [   37.316678] ---[ end trace 04bede4d306f3ce7 ]---

 3839 10:24:21.132008  [   37.321833] RIP: 0010:lkdtm_BUG+0x5/0x10

 3840 10:24:21.151808  [   37.326212] Code: 89 ff e8 3e 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 50 56 e9 02

 3841 10:24:21.158378  [   37.347199] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3842 10:24:21.164736  [   37.353025] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3843 10:24:21.174770  [   37.360997] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3844 10:24:21.181072  [   37.368967] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3845 10:24:21.190966  [   37.376937] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3846 10:24:21.197475  [   37.384908] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3847 10:24:21.207374  [   37.392879] FS:  00007f35b40c0580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 3848 10:24:21.214344  [   37.401918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3849 10:24:21.220538  [   37.408335] CR2: ffffffffb5c0ebe0 CR3: 0000000103c44004 CR4: 00000000003706e0

 3850 10:24:21.230358  [   37.416307] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3851 10:24:21.240467  [   37.426220] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1543, name: cat

 3852 10:24:21.243747  [   37.434677] INFO: lockdep is turned off.

 3853 10:24:21.246953  [   37.439055] irq event stamp: 0

 3854 10:24:21.253445  [   37.442461] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3855 10:24:21.263619  [   37.449461] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3856 10:24:21.273207  [   37.458599] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 3857 10:24:21.279849  [   37.467734] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3858 10:24:21.289865  [   37.474734] CPU: 1 PID: 1543 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3859 10:24:21.296595  [   37.483384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3860 10:24:21.299519  [   37.490190] Call Trace:

 3861 10:24:21.303425  [   37.492919]  dump_stack+0x77/0x9b

 3862 10:24:21.312609     35.040905] RAX: 0000000000000038 RBX: ffffb16201994000 RCX: 0[   37.496619]  ___might_sleep.cold+0xa6/0xb6

 3863 10:24:21.316136  [   37.507405]  exit_signals+0x1c/0x300

 3864 10:24:21.319435  [   37.511397]  do_exit+0xc2/0xab0

 3865 10:24:21.322657  [   37.514902]  ? ksys_write+0x68/0xf0

 3866 10:24:21.329390  [   37.518785]  make_task_dead+0x2f/0x30

 3867 10:24:21.332825  [   37.522864]  rewind_stack_and_make_dead+0x17/0x20

 3868 10:24:21.335978  [   37.528115] RIP: 0033:0x7f35b3fd6473

 3869 10:24:21.359147  [   37.532104] 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

 3870 10:24:21.365845  [   37.553082] RSP: 002b:00007ffd431630f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3871 10:24:21.375716  [   37.561540] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f35b3fd6473

 3872 10:24:21.381909  [   37.569502] RDX: 000000000000000a RSI: 00007f35b3eca000 RDI: 0000000000000001

 3873 10:24:21.391847  [   37.577472] RBP: 00007f35b3eca000 R08: 00007f35b3ec9010 R09: 0000000000000000

 3874 10:24:21.398675  [   37.585443] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3875 10:24:21.408375  [   37.593413] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3876 10:24:21.408466  000000000000000

 3877 10:24:21.414742  # [   35.048875] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb41f9ed0

 3878 10:24:21.425213  # [   35.056846] RBP: ffffffffb41f959b R08: 0000000000000000 R09: 0000000000000000

 3879 10:24:21.431160  # [   35.064816] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3880 10:24:21.441141  # [   35.072785] R13: ffffb16201997f10 R14: ffffb16201997f10 R15: ffff996b426ef000

 3881 10:24:21.451011  # [   35.080756] FS:  00007f1de11df580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3882 10:24:21.457644  # [   35.089793] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3883 10:24:21.464343  # [   35.096211] CR2: ffffb16201998000 CR3: 0000000103bd8004 CR4: 00000000003706e0

 3884 10:24:21.467601  # [   35.104180] Call Trace:

 3885 10:24:21.470592  # [   35.106907]  <#DF>

 3886 10:24:21.473842  # [   35.109141]  ? __die_body.cold+0x1a/0x1f

 3887 10:24:21.477098  # [   35.113521]  ? die+0x2b/0x50

 3888 10:24:21.483687  # [   35.116733]  ? handle_stack_overflow+0x3e/0x4d

 3889 10:24:21.487012  # [   35.121686]  ? no_context+0x24d/0x380

 3890 10:24:21.490821  # [   35.125772]  </#DF>

 3891 10:24:21.516840  # [   35.128108] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec[   37.702940] lkdtm: Performing direct entry EXEC_STACK

 3892 10:24:21.523225  [   37.712690] lkdtm: attempting ok execution at ffffffffb2d79910

 3893 10:24:21.530381  [   37.719208] lkdtm: attempting bad execution at ffffb162022cfe18

 3894 10:24:21.539652  [   37.725843] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3895 10:24:21.552791  _chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd[   37.734211] BUG: unable to handle page fault for address: ffffb162022cfe18

 3896 10:24:21.559245  [   37.748107] #PF: supervisor instruction fetch in kernel mode

 3897 10:24:21.566159  [   37.754420] #PF: error_code(0x0011) - permissions violation

 3898 10:24:21.582517  _[charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobu   37.760644] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10412c067 PTE 8000000103f66063

 3899 10:24:21.585434  [   37.775908] Oops: 0011 [#6] SMP PTI

 3900 10:24:21.592131  [   37.779801] CPU: 2 PID: 1579 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3901 10:24:21.605801  f2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_p[   37.788453] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3902 10:24:21.612151  [   37.801476] RIP: 0010:0xffffb162022cfe18

 3903 10:24:21.631432  [   37.805854] Code: 00 00 18 fe 2c 02 62 b1 ff ff 51 e6 40 b3 ff ff ff ff 20 00 00 00 00 00 00 00 de 96 1f b4 ff ff ff ff 80 e7 40 b3 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

 3904 10:24:21.638286  [   37.826832] RSP: 0018:ffffb162022cfdf8 EFLAGS: 00010246

 3905 10:24:21.644921  [   37.832680] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3906 10:24:21.654567  [   37.840674] RDX: 0000000000000000 RSI: ffff996bbad1bf70 RDI: ffff996bbad1bf70

 3907 10:24:21.660917  [   37.848643] RBP: ffffb162022cfe18 R08: 0000000000000000 R09: 0000000000000000

 3908 10:24:21.670999  [   37.856614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3909 10:24:21.677666  [   37.864585] R13: ffffb162022cff10 R14: ffffb162022cff10 R15: ffff996b42ad9000

 3910 10:24:21.687387  [   37.872554] FS:  00007f6268512580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 3911 10:24:21.694467  [   37.881593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3912 10:24:21.700506  [   37.888008] CR2: ffffb162022cfe18 CR3: 00000001026ea001 CR4: 00000000003706e0

 3913 10:24:21.704173  [   37.895977] Call Trace:

 3914 10:24:21.706833  [   37.898720]  ? __die_body.cold+0x1a/0x1f

 3915 10:24:21.714129  [   37.903131]  ? no_context+0x177/0x380

 3916 10:24:21.716796  [   37.907219]  ? exc_page_fault+0xd7/0x170

 3917 10:24:21.720523  [   37.911598]  ? asm_exc_page_fault+0x1e/0x30

 3918 10:24:21.727080  [   37.916273]  ? execute_location+0x45/0x56

 3919 10:24:21.730186  [   37.920747]  ? lkdtm_EXEC_STACK+0x26/0x44

 3920 10:24:21.736554  [   37.925213]  ? direct_entry.cold+0x2c/0x38

 3921 10:24:21.739608  [   37.929786]  ? full_proxy_write+0x53/0x80

 3922 10:24:21.743090  [   37.934262]  ? vfs_write+0xe7/0x3b0

 3923 10:24:21.746462  [   37.938154]  ? ksys_write+0x68/0xf0

 3924 10:24:21.752765  [   37.942047]  ? do_syscall_64+0x30/0x40

 3925 10:24:21.756218  [   37.946229]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3926 10:24:21.815676  cm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_noti[   37.952065] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3927 10:24:21.818679  [   38.010771] CR2: ffffb162022cfe18

 3928 10:24:21.825477  [   38.014469] ---[ end trace 04bede4d306f3ce8 ]---

 3929 10:24:21.828893  [   38.019625] RIP: 0010:lkdtm_BUG+0x5/0x10

 3930 10:24:21.851421  [   38.024022] Code: 89 ff e8 3e 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 50 56 e9 02

 3931 10:24:21.854809  [   38.045008] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3932 10:24:21.864631  [   38.050842] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3933 10:24:21.871458  [   38.058814] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3934 10:24:21.881030  [   38.066785] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3935 10:24:21.887483  [   38.074755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3936 10:24:21.894092  [   38.082726] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3937 10:24:21.904447  [   38.090696] FS:  00007f6268512580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 3938 10:24:21.910851  [   38.099733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3939 10:24:21.920549  [   38.106149] CR2: ffffb162022cfe18 CR3: 00000001026ea001 CR4: 00000000003706e0

 3940 10:24:21.924503  fy chromeos_pstore cros_kbd_led_backlight coreboot_table

 3941 10:24:21.930454  # [   35.186825] ---[ end trace 04bede4d306f3ce5 ]---

 3942 10:24:21.933842  # [   35.191981] RIP: 0010:lkdtm_BUG+0x5/0x10

 3943 10:24:21.956674  # [   35.196358] Code: 89 ff e8 3e 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 50 56 e9 02

 3944 10:24:21.963501  # [   35.217341] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3945 10:24:21.970158  # [   35.223174] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3946 10:24:21.979805  # [   35.231143] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3947 10:24:21.986374  # [   35.239113] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3948 10:24:21.996183  # [   35.247084] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3949 10:24:22.003085  # [   35.255054] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 3950 10:24:22.012797  # [   35.263024] FS:  00007f1de11df580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3951 10:24:22.019519  # [   35.272063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3952 10:24:22.026132  #[   38.213124] lkdtm: Performing direct entry EXEC_KMALLOC

 3953 10:24:22.032323  [   38.219448] lkdtm: attempting ok execution at ffffffffb2d79910

 3954 10:24:22.038864  [   38.225992] lkdtm: attempting bad execution at ffff996b4670ff80

 3955 10:24:22.045431  [   38.232641] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3956 10:24:22.055512  [   38.241012] BUG: unable to handle page fault for address: ffff996b4670ff80

 3957 10:24:22.065430   [   35.278479] CR2: ffffb16201998000 CR3: 0000000103bd8004 CR4:[   38.248693] #PF: supervisor instruction fetch in kernel mode

 3958 10:24:22.071705  [   38.261228] #PF: error_code(0x0011) - permissions violation

 3959 10:24:22.075078   0[0000000003706e0

 3960 10:24:22.088129  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:   38.267452] PGD 117801067 P4D 117801067 PUD 100236063 PMD 105ec9063 PTE 800000010670f063

 3961 10:24:22.091328  [   38.282733] Oops: 0011 [#7] SMP PTI

 3962 10:24:22.101146  [   38.286626] CPU: 3 PID: 1615 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 3963 10:24:22.107970  [   38.295274] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3964 10:24:22.111352  [   38.302081] RIP: 0010:0xffff996b4670ff80

 3965 10:24:22.134445  [   38.306457] Code: 00 00 02 00 00 00 00 00 00 00 00 f8 70 46 6b 99 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fb ef 2f b2 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

 3966 10:24:22.137372  [   38.327445] RSP: 0018:ffffb16202317e38 EFLAGS: 00010246

 3967 10:24:22.147298  [   38.333279] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3968 10:24:22.153711  [   38.341249] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 3969 10:24:22.164167  [   38.349219] RBP: ffff996b4670ff80 R08: 0000000000000000 R09: 0000000000000000

 3970 10:24:22.170430  [   38.357189] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 3971 10:24:22.176945  [   38.365160] R13: ffffb16202317f10 R14: ffffb16202317f10 R15: ffff996b43bfb000

 3972 10:24:22.186640  [   38.373130] FS:  00007f53cac60580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 3973 10:24:22.193322  [   38.382170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3974 10:24:22.203105  [   38.388588] CR2: ffff996b4670ff80 CR3: 00000001029f2002 CR4: 00000000003706e0

 3975 10:24:22.203203  [   38.396558] Call Trace:

 3976 10:24:22.209397  [   38.399288]  ? __die_body.cold+0x1a/0x1f

 3977 10:24:22.212611  [   38.403680]  ? no_context+0x177/0x380

 3978 10:24:22.216372  [   38.407768]  ? exc_page_fault+0xd7/0x170

 3979 10:24:22.222791  [   38.412146]  ? asm_exc_page_fault+0x1e/0x30

 3980 10:24:22.225841  [   38.416820]  ? execute_location+0x45/0x56

 3981 10:24:22.232375  [   38.421294]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 3982 10:24:22.235659  [   38.425953]  ? direct_entry.cold+0x2c/0x38

 3983 10:24:22.239285  [   38.430526]  ? full_proxy_write+0x53/0x80

 3984 10:24:22.245917  [   38.435002]  ? vfs_write+0xe7/0x3b0

 3985 10:24:22.249011  [   38.438886]  ? ksys_write+0x68/0xf0

 3986 10:24:22.252300  [   38.442779]  ? do_syscall_64+0x30/0x40

 3987 10:24:22.258506  [   38.446952]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3988 10:24:22.258591  ': ok

 3989 10:24:22.265193  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3990 10:24:22.317543  # s[   38.452791] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 3991 10:24:22.320980  [   38.511506] CR2: ffff996b4670ff80

 3992 10:24:22.324246  [   38.515204] ---[ end trace 04bede4d306f3ce9 ]---

 3993 10:24:22.330642  [   38.520360] RIP: 0010:lkdtm_BUG+0x5/0x10

 3994 10:24:22.350399  [   38.524736] Code: 89 ff e8 3e 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 50 56 e9 02

 3995 10:24:22.356917  [   38.545726] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 3996 10:24:22.363513  [   38.551560] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 3997 10:24:22.373278  [   38.559531] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 3998 10:24:22.379954  [   38.567504] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 3999 10:24:22.390414  [   38.575475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4000 10:24:22.396213  [   38.583445] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4001 10:24:22.406374  [   38.591415] FS:  00007f53cac60580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4002 10:24:22.413261  [   38.600453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4003 10:24:22.419267  [   38.606870] CR2: ffff996b4670ff80 CR3: 00000001029f2002 CR4: 00000000003706e0

 4004 10:24:22.422407  elftests: lkdtm: UNSET_SMEP.sh

 4005 10:24:22.429110  # [   35.389837] lkdtm: Performing direct entry UNSET_SMEP

 4006 10:24:22.435548  # [   35.397796] lkdtm: trying to clear SMEP normally

 4007 10:24:22.438871  # [   35.402969] ------------[ cut here ]------------

 4008 10:24:22.445461  # [   35.408137] pinned CR4 bits changed: 0x100000!?

 4009 10:24:22.455748  # [   35.413208] WARNING: CPU: 3 PID: 1036 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 4010 10:24:22.507755  # [   35.423419] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4011 10:24:22.517904  # [   35.482129] CPU: 3 PID: 1036 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4012 10:24:22.524316  # [   35.490783] Hardware na[   38.713699] lkdtm: Performing direct entry EXEC_VMALLOC

 4013 10:24:22.530717  me: Google Rammus/Rammus, BIOS  09/04/2020

 4014 10:24:22.537371  # [   35.497591] RIP[   38.720189] lkdtm: attempting ok execution at ffffffffb2d79910

 4015 10:24:22.540650  : 0010:native_write_cr4+0x45/0x60

 4016 10:24:22.550787  # [   35.502748] Code: 39 c2 [   38.732905] lkdtm: attempting bad execution at ffffb16200385000

 4017 10:24:22.567210  75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d f3 34 46 02 00 75 f2 4[   38.745736] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4018 10:24:22.573639  [   38.760312] BUG: unable to handle page fault for address: ffffb16200385000

 4019 10:24:22.580035  [   38.767991] #PF: supervisor instruction fetch in kernel mode

 4020 10:24:22.586933  [   38.774312] #PF: error_code(0x0011) - permissions violation

 4021 10:24:22.593228  [   38.780526] PGD 100000067 P4D 100000067 PUD 100231067 PMD 1009be067 PTE 80000001028d4063

 4022 10:24:22.606989  8 c7 c7 28 7b 0f b4 c6 05 e3 34 46 02 01 e8 d2 40 10 01 <0f> 0b [   38.789571] Oops: 0011 [#8] SMP PTI

 4023 10:24:22.613075  [   38.799678] CPU: 1 PID: 1651 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4024 10:24:22.619675  [   38.808328] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4025 10:24:22.626481  [   38.815135] RIP: 0010:0xffffb16200385000

 4026 10:24:22.632935  [   38.819514] Code: Unable to access opcode bytes at RIP 0xffffb16200384fd6.

 4027 10:24:22.639109  [   38.827194] RSP: 0018:ffffb1620225fe38 EFLAGS: 00010246

 4028 10:24:22.646231  [   38.833029] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4029 10:24:22.655870  [   38.841001] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4030 10:24:22.662444  [   38.848961] RBP: ffffb16200385000 R08: 0000000000000000 R09: 0000000000000000

 4031 10:24:22.668890  [   38.856932] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4032 10:24:22.678803  [   38.864896] R13: ffffb1620225ff10 R14: ffffb1620225ff10 R15: ffff996b428d4000

 4033 10:24:22.688504  [   38.872867] FS:  00007f109ead9580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4034 10:24:22.695462  [   38.881906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4035 10:24:22.701515  [   38.888323] CR2: ffffb16200384fd6 CR3: 0000000103260002 CR4: 00000000003706e0

 4036 10:24:22.705068  [   38.896296] Call Trace:

 4037 10:24:22.711647  c3[ cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 4038 10:24:22.715119  # [   38.899026]  ? __die_body.cold+0x1a/0x1f

 4039 10:24:22.717932  [   38.909623]  ? no_context+0x177/0x380

 4040 10:24:22.724501     35.523760] RSP: 0018:ffffb16201947e48 EFLAGS: 00010286

 4041 10:24:22.727870  # [  [   38.913726]  ? exc_page_fault+0xd7/0x170

 4042 10:24:22.734622  [   38.924317]  ? asm_exc_page_fault+0x1e/0x30

 4043 10:24:22.744333   35.535816] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 000[   38.928994]  ? execute_location+0x45/0x56

 4044 10:24:22.750682  [   38.939686]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4045 10:24:22.754112  [   38.944355]  ? direct_entry.cold+0x2c/0x38

 4046 10:24:22.757465  [   38.948928]  ? full_proxy_write+0x53/0x80

 4047 10:24:22.764073  [   38.953407]  ? vfs_write+0xe7/0x3b0

 4048 10:24:22.767531  [   38.957301]  ? ksys_write+0x68/0xf0

 4049 10:24:22.770944  [   38.961185]  ? do_syscall_64+0x30/0x40

 4050 10:24:22.777153  [   38.965359]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4051 10:24:22.777229  0000000000000

 4052 10:24:22.836395  # [   35.543789] RDX: ffff996bbadac660 RSI: ffff9[   38.971196] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4053 10:24:22.839550  [   39.029876] CR2: ffffb16200385000

 4054 10:24:22.842839  [   39.033573] ---[ end trace 04bede4d306f3cea ]---

 4055 10:24:22.849661  [   39.038737] RIP: 0010:lkdtm_BUG+0x5/0x10

 4056 10:24:22.869089  [   39.043106] Code: 89 ff e8 3e 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 50 56 e9 02

 4057 10:24:22.875888  [   39.064093] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4058 10:24:22.882560  [   39.069927] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4059 10:24:22.891972  [   39.077899] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4060 10:24:22.898801  [   39.085870] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4061 10:24:22.908428  [   39.093840] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4062 10:24:22.914842  [   39.101811] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4063 10:24:22.925164  [   39.109781] FS:  00007f109ead9580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4064 10:24:22.931785  [   39.118821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4065 10:24:22.938133  [   39.125239] CR2: ffffb16200384fd6 CR3: 0000000103260002 CR4: 00000000003706e0

 4066 10:24:22.948512  [   39.133209] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4067 10:24:22.957925  [   39.143122] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1651, name: cat

 4068 10:24:22.961370  [   39.151579] INFO: lockdep is turned off.

 4069 10:24:22.964212  [   39.155956] irq event stamp: 0

 4070 10:24:22.970981  [   39.159361] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4071 10:24:22.980699  [   39.166360] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4072 10:24:22.990559  [   39.175499] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4073 10:24:22.997448  [   39.184626] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4074 10:24:23.007231  [   39.191626] CPU: 1 PID: 1651 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4075 10:24:23.013453  [   39.200277] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4076 10:24:23.013590  [   39.207082] Call Trace:

 4077 10:24:23.019995  [   39.209809]  dump_stack+0x77/0x9b

 4078 10:24:23.023740  96bbad9bf70 RDI: ffff996bbad9bf70

 4079 10:24:23.029799  # [   35.551762] RBP: fffffff[   39.213509]  ___might_sleep.cold+0xa6/0xb6

 4080 10:24:23.033430  [   39.224294]  exit_signals+0x1c/0x300

 4081 10:24:23.039913  fb41f95b5 R08: 0000000000000000 R09: 0000000000000000

 4082 10:24:23.043189  # [   35.[   39.228285]  do_exit+0xc2/0xab0

 4083 10:24:23.046602  [   39.238000]  ? ksys_write+0x68/0xf0

 4084 10:24:23.049431  [   39.241895]  make_task_dead+0x2f/0x30

 4085 10:24:23.056181  [   39.245983]  rewind_stack_and_make_dead+0x17/0x20

 4086 10:24:23.059658  [   39.251233] RIP: 0033:0x7f109e9ef473

 4087 10:24:23.082458  [   39.255213] 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

 4088 10:24:23.089346  [   39.276187] RSP: 002b:00007ffe60c964e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4089 10:24:23.099393  [   39.284643] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f109e9ef473

 4090 10:24:23.105755  [   39.292612] RDX: 000000000000000d RSI: 00007f109e8e3000 RDI: 0000000000000001

 4091 10:24:23.112430  [   39.300580] RBP: 00007f109e8e3000 R08: 00007f109e8e2010 R09: 0000000000000000

 4092 10:24:23.122228  [   39.308548] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4093 10:24:23.128641  [   39.316519] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4094 10:24:23.138355  559738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4095 10:24:23.144870  # [   35.567725] R13: ffffb16201947f10 R14: ffffb16201947f10 R15: ffff996b45c1c000

 4096 10:24:23.154567  # [   35.575739] FS:  00007fda55744580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4097 10:24:23.161848  # [   35.584782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4098 10:24:23.168035  # [   35.591202] CR2: 00007fda5554e000 CR3: 00000001067ae006 CR4: 00000000003706e0

 4099 10:24:23.171031  # [   35.599175] Call Trace:

 4100 10:24:23.174542  # [   35.601907]  ? __warn+0x80/0x110

 4101 10:24:23.181027  # [   35.605511]  ? native_write_cr4+0x45/0x60

 4102 10:24:23.184561  # [   35.609989]  ? report_bug+0x9e/0xc0

 4103 10:24:23.187488  # [   35.613884]  ? handle_bug+0x41/0x90

 4104 10:24:23.194386  # [   35.617777]  ? exc_invalid_op+0x14/0x70

 4105 10:24:23.197759  # [   35.622061]  ? asm_exc_invalid_op+0x12/0x20

 4106 10:24:23.204394  # [   35.626746]  ? native_write_cr4+0x45/0x60

 4107 10:24:23.207417  # [   35.631254]  ? native_write_cr4+0x45/0x60

 4108 10:24:23.210795  # [   35.635741]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 4109 10:24:23.217580  # [   35.640608]  direct_entry.cold+0x2c/0x38

 4110 10:24:23.220693  # [   35.644989]  full_proxy_write+0x53/0x80

 4111 10:24:23.224133  # [   35.649289]  vfs_write+0xe7/0x3b0

 4112 10:24:23.230589  # [   35.652990]  ksys_write+0x68/0xf0

 4113 10:24:23.233757  # [   35.656695]  do_syscall_64+0x30/0x40

 4114 10:24:23.240644  # [   35.666903]  ent[   39.427983] lkdtm: Performing direct entry EXEC_RODATA

 4115 10:24:23.243818  ry_SYSCALL_64_after_hwframe+0x61/0xc6

 4116 10:24:23.253276  # [   35.678763] RIP: 003[   39.435906] lkdtm: attempting ok execution at ffffffffb2d79910

 4117 10:24:23.256611  3:0x7fda5565a473

 4118 10:24:23.266542  # [   35.688977] Code: 8b 15 21 2a 0e 00 f7 d8[   39.448657] lkdtm: attempting bad execution at ffffffffb3d7ece0

 4119 10:24:23.279624   64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 [   39.461490] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4120 10:24:23.289369  [   39.476061] BUG: unable to handle page fault for address: ffffffffb3d7ece0

 4121 10:24:23.302409  00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55[   39.483744] #PF: supervisor instruction fetch in kernel mode

 4122 10:24:23.309107  [   39.496280] #PF: error_code(0x0011) - permissions violation

 4123 10:24:23.312764   c[3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4124 10:24:23.322369  # [   35.710000] RSP   39.502494] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 80000001156000e1 

 4125 10:24:23.325609  [   39.516492] Oops: 0011 [#9] SMP PTI

 4126 10:24:23.335293  [   39.520375] CPU: 1 PID: 1687 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4127 10:24:23.342051  [   39.529026] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4128 10:24:23.345098  [   39.535835] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4129 10:24:23.374933  : 002b:00007ffc390efca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000[   39.541575] Code: ff ff f0 fb 40 b3 ff ff ff ff 2a 99 1f b4 ff ff ff ff 36 e3 40 b3 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

 4130 10:24:23.381452  [   39.568774] RSP: 0018:ffffb16202457e48 EFLAGS: 00010246

 4131 10:24:23.388074  [   39.574609] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4132 10:24:23.394519  [   39.582580] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4133 10:24:23.404444  [   39.590552] RBP: ffffffffb3d7ece0 R08: 0000000000000000 R09: 0000000000000000

 4134 10:24:23.410817  [   39.598522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4135 10:24:23.420809  [   39.606493] R13: ffffb16202457f10 R14: ffffb16202457f10 R15: ffff996b45f6b000

 4136 10:24:23.427278  [   39.614464] FS:  00007fa464d2a580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4137 10:24:23.433940  [   39.623502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4138 10:24:23.443615  [   39.629918] CR2: ffffffffb3d7ece0 CR3: 000000010410e004 CR4: 00000000003706e0

 4139 10:24:23.447176  [   39.637889] Call Trace:

 4140 10:24:23.450293  [   39.640618]  ? __die_body.cold+0x1a/0x1f

 4141 10:24:23.450378  001

 4142 10:24:23.460405  # [   35.718488] RAX: ffffffffffffffda RBX: 000000000000000[   39.644998]  ? no_context+0x177/0x380

 4143 10:24:23.463692  [   39.655298]  ? exc_page_fault+0xd7/0x170

 4144 10:24:23.466794  b RCX: 00007fda5565a473

 4145 10:24:23.476651  # [   35.732690] RDX: 000000000000000b [   39.659681]  ? asm_exc_page_fault+0x1e/0x30

 4146 10:24:23.479748  RSI: 00007fda5554e000 RDI: 0000000000000001

 4147 10:24:23.486805  # [   35.746887] RB[   39.670569]  ? execute_location+0x45/0x56

 4148 10:24:23.490087  [   39.681259]  ? direct_entry.cold+0x2c/0x38

 4149 10:24:23.496652  [   39.685834]  ? full_proxy_write+0x53/0x80

 4150 10:24:23.499651  [   39.690311]  ? vfs_write+0xe7/0x3b0

 4151 10:24:23.502797  [   39.694205]  ? ksys_write+0x68/0xf0

 4152 10:24:23.506120  [   39.698097]  ? do_syscall_64+0x30/0x40

 4153 10:24:23.512891  [   39.702281]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4154 10:24:23.518988  P: 00007fda5554e000 R08: 00007fda5554d010 R09: 0000000000000000

 4155 10:24:23.571707  [   39.708110] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4156 10:24:23.575498  [   39.766789] CR2: ffffffffb3d7ece0

 4157 10:24:23.581794  [   39.770480] ---[ end trace 04bede4d306f3ceb ]---

 4158 10:24:23.585044  [   39.775637] RIP: 0010:lkdtm_BUG+0x5/0x10

 4159 10:24:23.604871  [   39.780014] Code: 89 ff e8 3e 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 50 56 e9 02

 4160 10:24:23.611481  [   39.801000] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4161 10:24:23.621065  [   39.806834] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4162 10:24:23.627960  [   39.814805] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4163 10:24:23.634537  [   39.822775] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4164 10:24:23.644228  [   39.830746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4165 10:24:23.650976  [   39.838726] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4166 10:24:23.660560  [   39.846697] FS:  00007fa464d2a580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4167 10:24:23.667275  [   39.855728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4168 10:24:23.673610  [   39.862145] CR2: ffffffffb3d7ece0 CR3: 000000010410e004 CR4: 00000000003706e0

 4169 10:24:23.677135  

 4170 10:24:23.683725  # [   35.754878] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4171 10:24:23.690193  # [   35.762852] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4172 10:24:23.696775  # [   35.770834] irq event stamp: 0

 4173 10:24:23.703198  # [   35.774260] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4174 10:24:23.712979  # [   35.787475] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4175 10:24:23.719879  # [   35.796647] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4176 10:24:23.729319  # [   35.796648] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4177 10:24:23.732916  # [   35.796649] ---[ end trace 04bede4d306f3ce6 ]---

 4178 10:24:23.739253  # [   35.796650] lkdtm: ok: SMEP did not get cleared

 4179 10:24:23.745783  # [   35.796651] lkdtm: trying to clear SMEP with call gadget

 4180 10:24:23.749099  # [   35.828957] lkdtm: ok: SMEP removal was reverted

 4181 10:24:23.755704  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4182 10:24:23.759102  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 4183 10:24:23.762132  # selftests: lkdtm: DOUBLE_FAULT.sh

 4184 10:24:23.768698  # [   35.932756] lkdtm: Performing direct entry DOUBLE_FAULT

 4185 10:24:23.775285  # [   35.939441] lkdtm: XFAIL: this test is ia32-only

 4186 10:24:23.778622  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 4187 10:24:23.788283  ok 15 selftests: lkdtm: DOUBLE_FAUL[   39.970248] lkdtm: Performing direct entry EXEC_USERSPACE

 4188 10:24:23.794915  [   39.981816] lkdtm: attempting ok execution at ffffffffb2d79910

 4189 10:24:23.801619  [   39.988351] lkdtm: attempting bad execution at 00007fec9be9a000

 4190 10:24:23.804859  [   39.995002] unable to execute userspace code (SMEP?) (uid: 0)

 4191 10:24:23.808037  T.sh # SKIP

 4192 10:24:23.811788  # selftests: lkdtm: CORRUPT_PAC.sh

 4193 10:24:23.821296  # [   36.035687[   40.001427] BUG: unable to handle page fault for address: 00007fec9be9a000

 4194 10:24:23.828075  [   40.015322] #PF: supervisor instruction fetch in kernel mode

 4195 10:24:23.834622  [   40.021642] #PF: error_code(0x0011) - permissions violation

 4196 10:24:23.844295  [   40.027862] PGD 8000000103c55067 P4D 8000000103c55067 PUD 106778067 PMD 103256067 PTE 10a58e067

 4197 10:24:23.847759  [   40.037585] Oops: 0011 [#10] SMP PTI

 4198 10:24:23.854301  [   40.041573] CPU: 3 PID: 1723 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4199 10:24:23.860900  [   40.050223] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4200 10:24:23.867358  [   40.057030] RIP: 0010:0x7fec9be9a000

 4201 10:24:23.873746  [   40.061008] Code: Unable to access opcode bytes at RIP 0x7fec9be99fd6.

 4202 10:24:23.880324  [   40.068299] RSP: 0018:ffffb162024bfe50 EFLAGS: 00010246

 4203 10:24:23.887082  [   40.074124] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4204 10:24:23.896843  [   40.082093] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 4205 10:24:23.903697  [   40.090065] RBP: 00007fec9be9a000 R08: 0000000000000000 R09: 0000000000000000

 4206 10:24:23.910111  [   40.098035] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4207 10:24:23.919763  [   40.106005] R13: ffffb162024bff10 R14: ffffb162024bff10 R15: ffff996b413d9000

 4208 10:24:23.930324  [   40.113976] FS:  00007fec9be6b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4209 10:24:23.932959  [   40.123015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4210 10:24:23.943218  [   40.129433] CR2: 00007fec9be9a000 CR3: 000000010447e006 CR4: 00000000003706e0

 4211 10:24:23.946463  [   40.137404] Call Trace:

 4212 10:24:23.949750  [   40.140135]  ? __die_body.cold+0x1a/0x1f

 4213 10:24:23.952830  [   40.144513]  ? no_context+0x177/0x380

 4214 10:24:23.959109  [   40.148600]  ? exc_page_fault+0x53/0x170

 4215 10:24:23.962555  [   40.152978]  ? asm_exc_page_fault+0x1e/0x30

 4216 10:24:23.969584  [   40.157670]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4217 10:24:23.972334  ] lkdtm: Performing direct entry CORRUPT_PAC

 4218 10:24:23.979104  # [   36.043556] l[   40.163028]  ? direct_entry.cold+0x2c/0x38

 4219 10:24:23.982156  [   40.173814]  ? full_proxy_write+0x53/0x80

 4220 10:24:23.988933  [   40.178290]  ? vfs_write+0xe7/0x3b0

 4221 10:24:23.992597  [   40.182182]  ? ksys_write+0x68/0xf0

 4222 10:24:23.995709  [   40.186075]  ? do_syscall_64+0x30/0x40

 4223 10:24:24.002161  [   40.190250]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4224 10:24:24.005144  kdtm: XFAIL: this test is arm64-only

 4225 10:24:24.061138  # CORRUPT_PAC: saw 'XFAIL'[   40.196088] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4226 10:24:24.064456  [   40.254799] CR2: 00007fec9be9a000

 4227 10:24:24.067967  [   40.258496] ---[ end trace 04bede4d306f3cec ]---

 4228 10:24:24.074791  [   40.263672] RIP: 0010:lkdtm_BUG+0x5/0x10

 4229 10:24:24.094041  [   40.268050] Code: 89 ff e8 3e 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 50 56 e9 02

 4230 10:24:24.100961  [   40.289036] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4231 10:24:24.107715  [   40.294870] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4232 10:24:24.117343  [   40.302841] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4233 10:24:24.124102  [   40.310811] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4234 10:24:24.130211  [   40.318783] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4235 10:24:24.140118  [   40.326753] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4236 10:24:24.150084  [   40.334729] FS:  00007fec9be6b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4237 10:24:24.156634  [   40.343766] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4238 10:24:24.163553  [   40.350182] CR2: 00007fec9be9a000 CR3: 000000010447e006 CR4: 00000000003706e0

 4239 10:24:24.173354  [   40.358154] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4240 10:24:24.182759  [   40.368067] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1723, name: cat

 4241 10:24:24.186251  [   40.376522] INFO: lockdep is turned off.

 4242 10:24:24.189734  [   40.380900] irq event stamp: 0

 4243 10:24:24.196099  [   40.384306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4244 10:24:24.206067  [   40.391305] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4245 10:24:24.215683  [   40.400443] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4246 10:24:24.222294  [   40.409580] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4247 10:24:24.229115  [   40.416580] CPU: 3 PID: 1723 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4248 10:24:24.235883  [   40.425232] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4249 10:24:24.238821  [   40.432037] Call Trace:

 4250 10:24:24.242065  [   40.434765]  dump_stack+0x77/0x9b

 4251 10:24:24.248966  [   40.438463]  ___might_sleep.cold+0xa6/0xb6

 4252 10:24:24.252120  [   40.443036]  exit_signals+0x1c/0x300

 4253 10:24:24.255249  [   40.447025]  do_exit+0xc2/0xab0

 4254 10:24:24.258499  [   40.450522]  ? ksys_write+0x68/0xf0

 4255 10:24:24.264870  [   40.454416]  make_task_dead+0x2f/0x30

 4256 10:24:24.268361  [   40.458502]  rewind_stack_and_make_dead+0x17/0x20

 4257 10:24:24.271529  [   40.463753] RIP: 0033:0x7fec9bd81473

 4258 10:24:24.294714  [   40.467741] 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

 4259 10:24:24.301283  [   40.488730] RSP: 002b:00007ffe04a1aa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4260 10:24:24.311347  [   40.497188] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007fec9bd81473

 4261 10:24:24.317481  [   40.505158] RDX: 000000000000000f RSI: 00007fec9bc75000 RDI: 0000000000000001

 4262 10:24:24.327414  [   40.513129] RBP: 00007fec9bc75000 R08: 00007fec9bc74010 R09: 0000000000000000

 4263 10:24:24.334124  [   40.521098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4264 10:24:24.340827  [   40.529069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4265 10:24:24.343948  : [SKIP]

 4266 10:24:24.347049  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4267 10:24:24.353843  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4268 10:24:24.360508  # [   36.130454] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4269 10:24:24.367176  # [   36.143068] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4270 10:24:24.373515  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4271 10:24:24.380365  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4272 10:24:24.383723  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4273 10:24:24.390118  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4274 10:24:24.393525  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4275 10:24:24.399934  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4276 10:24:24.403509  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4277 10:24:24.409852  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4278 10:24:24.413084  # selftests: lkdtm: READ_AFTER_FREE.sh

 4279 10:24:24.419479  # [   36.281817] lkdtm: Performing direct entry READ_AFTER_FREE

 4280 10:24:24.426171  # [   36.293550] lkdtm: Value in memory before free: 12345678

 4281 10:24:24.432857  # [   36.305703] lkdtm: Attempting bad read from freed memory

 4282 10:24:24.436212  # [   36.317851] lkdtm: Memory was not poisoned

 4283 10:24:24.442876  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4284 10:24:24.445862  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4285 10:24:24.452641  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4286 10:24:24.459248  # Skipping WRITE_BUDDY_AFTER_[   40.648050] lkdtm: Performing direct entry EXEC_NULL

 4287 10:24:24.462454  FREE: Corrupts memory on failure

 4288 10:24:24.472399  ok 21 selftests: lkdtm: WRITE_[   40.654501] lkdtm: attempting ok execution at ffffffffb2d79910

 4289 10:24:24.475696  BUDDY_AFTER_FREE.sh # SKIP

 4290 10:24:24.485740  # selftests: lkdtm: READ_BUDDY_AFTER[   40.667236] lkdtm: attempting bad execution at 0000000000000000

 4291 10:24:24.485824  _FREE.sh

 4292 10:24:24.498456  # [   36.442009] lkdtm: Performing direct entry READ_B[   40.680090] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4293 10:24:24.505096  [   40.694060] #PF: supervisor instruction fetch in kernel mode

 4294 10:24:24.512056  [   40.700379] #PF: error_code(0x0010) - not-present page

 4295 10:24:24.515021  [   40.706117] PGD 0 P4D 0 

 4296 10:24:24.515123  UDDY_AFTER_FREE

 4297 10:24:24.524738  # [   36.453478] lkdtm: Value in memory before [   40.708943] Oops: 0010 [#11] SMP PTI

 4298 10:24:24.531452  [   40.719148] CPU: 1 PID: 1759 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4299 10:24:24.537994  [   40.727800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4300 10:24:24.541436  [   40.734608] RIP: 0010:0x0

 4301 10:24:24.551077  [   40.737530] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4302 10:24:24.554436  [   40.745210] RSP: 0018:ffffb1620255fe48 EFLAGS: 00010246

 4303 10:24:24.564446  [   40.751034] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4304 10:24:24.570958  [   40.759004] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4305 10:24:24.581019  [   40.766974] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4306 10:24:24.587413  [   40.774946] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4307 10:24:24.597333  [   40.782914] R13: ffffb1620255ff10 R14: ffffb1620255ff10 R15: ffff996b4411a000

 4308 10:24:24.603890  [   40.790883] FS:  00007f3f55f2b580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4309 10:24:24.610569  [   40.799922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4310 10:24:24.620276  [   40.806337] CR2: ffffffffffffffd6 CR3: 00000001067ae006 CR4: 00000000003706e0

 4311 10:24:24.623358  [   40.814306] Call Trace:

 4312 10:24:24.623443  fr[ee: 12345678

 4313 10:24:24.633679  # [   36.459438] lkdtm: Attempting to read from    40.817036]  ? __die_body.cold+0x1a/0x1f

 4314 10:24:24.636857  [   40.827632]  ? no_context+0x177/0x380

 4315 10:24:24.636941  freed memory

 4316 10:24:24.646494  # [   36.465291] lkdtm: Buddy page was not poisone[   40.831732]  ? exc_page_fault+0x53/0x170

 4317 10:24:24.653113  [   40.842319]  ? asm_exc_page_fault+0x1e/0x30

 4318 10:24:24.653197  d

 4319 10:24:24.656416  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4320 10:24:24.662837  not o[   40.846992]  execute_location+0x45/0x56

 4321 10:24:24.666167  [   40.857487]  direct_entry.cold+0x2c/0x38

 4322 10:24:24.672455  [   40.861866]  full_proxy_write+0x53/0x80

 4323 10:24:24.675823  k 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4324 10:24:24.682198  # self[   40.866147]  vfs_write+0xe7/0x3b0

 4325 10:24:24.685718  [   40.876060]  ksys_write+0x68/0xf0

 4326 10:24:24.688818  [   40.879749]  do_syscall_64+0x30/0x40

 4327 10:24:24.695501  [   40.883730]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4328 10:24:24.698784  [   40.889369] RIP: 0033:0x7f3f55e41473

 4329 10:24:24.718901  [   40.893358] 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

 4330 10:24:24.728420  [   40.914335] RSP: 002b:00007fffde4d6758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4331 10:24:24.734783  [   40.922792] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3f55e41473

 4332 10:24:24.744819  [   40.930761] RDX: 000000000000000a RSI: 00007f3f55d35000 RDI: 0000000000000001

 4333 10:24:24.751348  [   40.938730] RBP: 00007f3f55d35000 R08: 00007f3f55d34010 R09: 0000000000000000

 4334 10:24:24.760910  [   40.946700] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4335 10:24:24.768008  [   40.954674] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4336 10:24:24.771165  tests: lkdtm: SLAB_FREE_DOUBLE.sh

 4337 10:24:24.827062  # [   36.558858] lkdtm: Perfo[   40.962647] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4338 10:24:24.830185  [   41.021319] CR2: 0000000000000000

 4339 10:24:24.836974  [   41.025017] ---[ end trace 04bede4d306f3ced ]---

 4340 10:24:24.840089  [   41.030172] RIP: 0010:lkdtm_BUG+0x5/0x10

 4341 10:24:24.859761  [   41.034551] Code: 89 ff e8 3e 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 50 56 e9 02

 4342 10:24:24.866166  [   41.055538] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4343 10:24:24.875918  [   41.061373] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4344 10:24:24.882534  [   41.069336] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4345 10:24:24.889360  [   41.077306] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4346 10:24:24.899075  [   41.085276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4347 10:24:24.905784  [   41.093245] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4348 10:24:24.915805  [   41.101216] FS:  00007f3f55f2b580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4349 10:24:24.922299  [   41.110255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4350 10:24:24.928996  [   41.116676] CR2: ffffffffffffffd6 CR3: 00000001067ae006 CR4: 00000000003706e0

 4351 10:24:24.935182  rming direct entry SLAB_FREE_DOUBLE

 4352 10:24:24.938654  # [   36.569789] lkdtm: Attempting double slab free ...

 4353 10:24:24.945198  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4354 10:24:24.948636  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 4355 10:24:24.954873  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4356 10:24:24.961801  # [   36.662982] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4357 10:24:24.964975  # [   36.674544] lkdtm: Attempting cross-cache slab free ...

 4358 10:24:24.971479  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4359 10:24:24.978184  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4360 10:24:24.981360  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4361 10:24:24.988027  # [   36.764785] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4362 10:24:24.991289  # [   36.773389] lkdtm: Attempting non-Slab slab free ...

 4363 10:24:24.997685  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4364 10:24:25.001210  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4365 10:24:25.004299  # selftests: lkdtm: SOFTLOCKUP.sh

 4366 10:24:25.010646  # Skipping SOFTLOCKUP: Hangs the system

 4367 10:24:25.014063  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4368 10:24:25.017245  # selftests: lkdtm: HARDLOCKUP.sh

 4369 10:24:25.020409  # Skipping HARDLOCKUP: Hangs the system

 4370 10:24:25.027441  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4371 10:24:25.031140  # selftests: lkdtm: SPINLOCKUP.sh

 4372 10:24:25.033789  # Skipping SPINLOCKUP: Hangs the system

 4373 10:24:25.036857  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4374 10:24:25.040609  # selftests: lkdtm: HUNG_TASK.sh

 4375 10:24:25.043640  # Skipping HUNG_TASK: Hangs the system

 4376 10:24:25.050476  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4377 10:24:25.053865  # selftests: lkdtm: EXEC_DATA.sh

 4378 10:24:25.054303  # Killed

 4379 10:24:25.060337  # [   3[   41.243115] lkdtm: Performing direct entry ACCESS_USERSPACE

 4380 10:24:25.066563  [   41.255210] lkdtm: attempting bad read at 00007fa835e4b000

 4381 10:24:25.073376  [   41.261376] BUG: unable to handle page fault for address: 00007fa835e4b000

 4382 10:24:25.080090  6.973339] lkdtm: Performing direct entry EXEC_DATA

 4383 10:24:25.086652  # [   36.983[   41.269063] #PF: supervisor read access in kernel mode

 4384 10:24:25.092794  [   41.281012] #PF: error_code(0x0001) - permissions violation

 4385 10:24:25.099362  40[7] lkdtm: attempting ok execution at ffffffffb2d79910

 4386 10:24:25.109426  # [   3   41.287235] PGD 800000010674d067 P4D 800000010674d067 PUD 1047d2067 PMD 104998067 PTE 10aef2067

 4387 10:24:25.112562  [   41.303176] Oops: 0001 [#12] SMP PTI

 4388 10:24:25.122784  [   41.307165] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4389 10:24:25.129414  [   41.315817] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4390 10:24:25.135713  [   41.322626] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4391 10:24:25.155598  [   41.328850] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 48 a6 1f b4 e8 ef d7 fb ff 48 c7 c7 70 a6 1f b4 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 d6 d7 fb ff 48 89 ee 48 c7 c7 98 a6 1f

 4392 10:24:25.161794  [   41.349834] RSP: 0018:ffffb162025e7e48 EFLAGS: 00010246

 4393 10:24:25.168636  [   41.355674] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4394 10:24:25.178464  [   41.363646] RDX: 0000000000000000 RSI: ffff996bbad1bf70 RDI: ffffffffb41fa670

 4395 10:24:25.185095  [   41.371615] RBP: 00007fa835e4b000 R08: 0000000000000000 R09: 0000000000000000

 4396 10:24:25.191420  [   41.379585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4397 10:24:25.201227  [   41.387554] R13: ffffb162025e7f10 R14: ffffb162025e7f10 R15: ffff996b46478000

 4398 10:24:25.211545  [   41.395526] FS:  00007fa835e1c580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4399 10:24:25.217763  [   41.404565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4400 10:24:25.224503  [   41.410982] CR2: 00007fa835e4b000 CR3: 0000000102716005 CR4: 00000000003706e0

 4401 10:24:25.227946  [   41.418951] Call Trace:

 4402 10:24:25.231131  [   41.421682]  ? __die_body.cold+0x1a/0x1f

 4403 10:24:25.234283  [   41.426060]  ? no_context+0x177/0x380

 4404 10:24:25.240834  [   41.430139]  ? exc_page_fault+0x53/0x170

 4405 10:24:25.243893  [   41.434517]  ? asm_exc_page_fault+0x1e/0x30

 4406 10:24:25.250842  [   41.439180]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4407 10:24:25.257053  [   41.444724]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4408 10:24:25.260668  [   41.450267]  direct_entry.cold+0x2c/0x38

 4409 10:24:25.263475  [   41.454648]  full_proxy_write+0x53/0x80

 4410 10:24:25.266827  [   41.458927]  vfs_write+0xe7/0x3b0

 4411 10:24:25.273399  [   41.462625]  ksys_write+0x68/0xf0

 4412 10:24:25.276657  [   41.466323]  do_syscall_64+0x30/0x40

 4413 10:24:25.280108  [   41.470313]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4414 10:24:25.286642  [   41.475952] RIP: 0033:0x7fa835d32473

 4415 10:24:25.306485  [   41.479941] 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

 4416 10:24:25.315971  [   41.500929] RSP: 002b:00007ffd9364d0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4417 10:24:25.322577  [   41.509378] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fa835d32473

 4418 10:24:25.329228  [   41.517349] RDX: 0000000000000011 RSI: 00007fa835c26000 RDI: 0000000000000001

 4419 10:24:25.338982  [   41.525319] RBP: 00007fa835c26000 R08: 00007fa835c25010 R09: 0000000000000000

 4420 10:24:25.345750  [   41.533289] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4421 10:24:25.355620  [   41.541258] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4422 10:24:25.361904  6.996139] lkdtm: attempting bad execution at ffffffffb5c0ebe0

 4423 10:24:25.415084  #[   41.549232] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4424 10:24:25.418235  [   41.607945] CR2: 00007fa835e4b000

 4425 10:24:25.421536  [   41.611634] ---[ end trace 04bede4d306f3cee ]---

 4426 10:24:25.428205  [   41.616789] RIP: 0010:lkdtm_BUG+0x5/0x10

 4427 10:24:25.447885  [   41.621166] Code: 89 ff e8 3e 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 50 56 e9 02

 4428 10:24:25.454432  [   41.642154] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4429 10:24:25.460690  [   41.647989] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4430 10:24:25.470472  [   41.655960] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4431 10:24:25.477352  [   41.663929] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4432 10:24:25.483881  [   41.671899] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4433 10:24:25.493425  [   41.679868] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4434 10:24:25.503913  [   41.687838] FS:  00007fa835e1c580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4435 10:24:25.510160  [   41.696877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4436 10:24:25.516900  [   41.703292] CR2: 00007fa835e4b000 CR3: 0000000102716005 CR4: 00000000003706e0

 4437 10:24:25.526885  [   41.711264] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4438 10:24:25.536496  [   41.721179] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1794, name: cat

 4439 10:24:25.539965  [   41.729636] INFO: lockdep is turned off.

 4440 10:24:25.543117  [   41.734011] irq event stamp: 0

 4441 10:24:25.549709  [   41.737417] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4442 10:24:25.559320  [   41.744416] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4443 10:24:25.568989  [   41.753551] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4444 10:24:25.575913  [   41.762688] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4445 10:24:25.582278  [   41.769689] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4446 10:24:25.592003  [   41.778339] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4447 10:24:25.592562  [   41.785142] Call Trace:

 4448 10:24:25.595550  [   41.787869]  dump_stack+0x77/0x9b

 4449 10:24:25.601989  [   41.791567]  ___might_sleep.cold+0xa6/0xb6

 4450 10:24:25.605149  [   41.796141]  exit_signals+0x1c/0x300

 4451 10:24:25.608612  [   41.800129]  do_exit+0xc2/0xab0

 4452 10:24:25.611865  [   41.803632]  ? ksys_write+0x68/0xf0

 4453 10:24:25.618538  [   41.807524]  make_task_dead+0x2f/0x30

 4454 10:24:25.621548  [   41.811610]  rewind_stack_and_make_dead+0x17/0x20

 4455 10:24:25.624910  [   41.816860] RIP: 0033:0x7fa835d32473

 4456 10:24:25.648593  [   41.820849] 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

 4457 10:24:25.654547  [   41.841834] RSP: 002b:00007ffd9364d0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4458 10:24:25.664420  [   41.850290] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fa835d32473

 4459 10:24:25.670955  [   41.858258] RDX: 0000000000000011 RSI: 00007fa835c26000 RDI: 0000000000000001

 4460 10:24:25.680706  [   41.866228] RBP: 00007fa835c26000 R08: 00007fa835c25010 R09: 0000000000000000

 4461 10:24:25.687664  [   41.874198] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4462 10:24:25.694190  [   41.882168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4463 10:24:25.703856   [   37.008973] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4464 10:24:25.710230  # [   37.023542] BUG: unable to handle page fault for address: ffffffffb5c0ebe0

 4465 10:24:25.716994  # [   37.031220] #PF: supervisor instruction fetch in kernel mode

 4466 10:24:25.723705  # [   37.037539] #PF: error_code(0x0011) - permissions violation

 4467 10:24:25.733485  # [   37.043762] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 80000001176000e3 

 4468 10:24:25.736419  # [   37.051544] Oops: 0011 [#5] SMP PTI

 4469 10:24:25.746505  # [   37.061668] CPU: 1 PID: 1543 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4470 10:24:25.752747  # [   37.070326] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4471 10:24:25.755988  # [   37.083350] RIP: 0010:data_area+0x0/0x40

 4472 10:24:25.779066  # [   37.087729] Code: ff ff 00 58 ad 44 6b 99 ff ff 00 57 ad 44 6b 99 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

 4473 10:24:25.785699  # [   37.114928] RSP: 0018:ffffb162021d7e48 EFLAGS: 00010246

 4474 10:24:25.792230  # [   37.120754] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4475 10:24:25.798961  # [   37.128732] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4476 10:24:25.809049  # [   37.136702] RBP: ffffffffb5c0ebe0 R08: 0000000000000000 R09: 0000000000000000

 4477 10:24:25.815385  # [   37.144674] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4478 10:24:25.825484  # [   37.152646] R13: ffffb162021d7f10 R14: ffffb162021d7f10 R15: ffff996b43da3000

 4479 10:24:25.835175  # [   37.160642] FS:  00007f35b40c0580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4480 10:24:25.841805  # [   37.169680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4481 10:24:25.848580  # [   37.176097] CR2: ffffffffb5c0ebe0 CR3: 0000000103c44004 CR4: 00000000003706e0

 4482 10:24:25.852017  # [   37.184068] Call Trace:

 4483 10:24:25.855487  # [   37.186799]  ? __die_body.cold+0x1a/0x1f

 4484 10:24:25.861844  # [   37.191180]  ? no_context+0x177/0x380

 4485 10:24:25.865250  # [   37.201481]  ? exc_page_fault+0xd7/0x170

 4486 10:24:25.871737  # [   37.205860]  ? asm_exc_page_fault+0x1e/0x30

 4487 10:24:25.874751  # [   37.216749]  ? execute_location+0x45/0x56

 4488 10:24:25.878226  # [   37.227441]  ? direct_entry.cold+0x2c/0x38

 4489 10:24:25.887946  # [   37.232016]  ? ful[   42.075789] lkdtm: Performing direct entry ACCESS_NULL

 4490 10:24:25.890956  l_proxy_write+0x53/0x80

 4491 10:24:25.900713  # [   37.236494]  ? vfs_write+0xe7/0x3b[   42.082360] lkdtm: attempting bad read at 0000000000000000

 4492 10:24:25.900796  0

 4493 10:24:25.903798  # [   37.240388]  ? ksys_write+0x68/0xf0

 4494 10:24:25.913783  # [   37.244280]  ?[   42.094729] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4495 10:24:25.920340  [   42.108729] #PF: supervisor read access in kernel mode

 4496 10:24:25.923772   do_syscall_64+0x30/0x40

 4497 10:24:25.930298  # [   37.248454]  ? entry_SYSCALL_64_a[   42.114474] #PF: error_code(0x0000) - not-present page

 4498 10:24:25.933263  [   42.126428] PGD 0 P4D 0 

 4499 10:24:25.936706  [   42.129253] Oops: 0000 [#13] SMP PTI

 4500 10:24:25.946958  [   42.133232] CPU: 1 PID: 1829 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4501 10:24:25.953301  [   42.141885] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4502 10:24:25.959708  [   42.148695] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4503 10:24:25.959791  fter_hwframe+0x61/0xc6

 4504 10:24:25.986722  # [   37.254291] Modules linked in: fuse[   42.153948] Code: 93 d7 fb ff be 00 10 00 00 48 89 ef e8 35 65 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 48 a6 1f b4 e8 6d d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 70 a6 1f b4 48 01

 4505 10:24:25.993302  [   42.181148] RSP: 0018:ffffb1620266fe58 EFLAGS: 00010246

 4506 10:24:25.999673  [   42.186983] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4507 10:24:26.009412  [   42.194952] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4508 10:24:26.016152  [   42.202922] RBP: ffffffffb41f9739 R08: 0000000000000000 R09: 0000000000000000

 4509 10:24:26.022806  [   42.210892] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4510 10:24:26.032575  [   42.218861] R13: ffffb1620266ff10 R14: ffffb1620266ff10 R15: ffff996b43254000

 4511 10:24:26.042323  [   42.226831] FS:  00007f95c20db580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4512 10:24:26.045652  [   42.235869] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4513 10:24:26.055851  [   42.242284] CR2: 0000000000000000 CR3: 0000000102702005 CR4: 00000000003706e0

 4514 10:24:26.059104  [   42.250255] Call Trace:

 4515 10:24:26.062038  [   42.252984]  ? __die_body.cold+0x1a/0x1f

 4516 10:24:26.072413   ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_cor[   42.257363]  ? no_context+0x177/0x380

 4517 10:24:26.078812  [   42.267679]  ? exc_page_fault+0x53/0x170

 4518 10:24:26.088654  e industrialio_triggered_buffer kfifo_buf industrialio snd_soc_d[   42.272057]  ? asm_exc_page_fault+0x1e/0x30

 4519 10:24:26.091886  [   42.282942]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4520 10:24:26.104805  a7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_cha[   42.287515]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4521 10:24:26.108560  [   42.298301]  direct_entry.cold+0x2c/0x38

 4522 10:24:26.111506  [   42.302680]  full_proxy_write+0x53/0x80

 4523 10:24:26.121269  rdev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_cha[   42.306964]  vfs_write+0xe7/0x3b0

 4524 10:24:26.124395  [   42.316875]  ksys_write+0x68/0xf0

 4525 10:24:26.131164  [   42.320566]  do_syscall_64+0x30/0x40

 4526 10:24:26.134661  [   42.324555]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4527 10:24:26.137555  [   42.330196] RIP: 0033:0x7f95c1ff1473

 4528 10:24:26.160988  [   42.334184] 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

 4529 10:24:26.167450  [   42.355170] RSP: 002b:00007ffdc50b6e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4530 10:24:26.177459  [   42.363617] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f95c1ff1473

 4531 10:24:26.183884  [   42.371588] RDX: 000000000000000c RSI: 00007f95c1ee5000 RDI: 0000000000000001

 4532 10:24:26.193345  [   42.379557] RBP: 00007f95c1ee5000 R08: 00007f95c1ee4010 R09: 0000000000000000

 4533 10:24:26.200030  [   42.387528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4534 10:24:26.209857  [   42.395497] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4535 10:24:26.266214  rger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v[   42.403470] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4536 10:24:26.272556  [   42.462142] CR2: 0000000000000000

 4537 10:24:26.275745  [   42.465831] ---[ end trace 04bede4d306f3cef ]---

 4538 10:24:26.279207  [   42.470987] RIP: 0010:lkdtm_BUG+0x5/0x10

 4539 10:24:26.302304  [   42.475365] Code: 89 ff e8 3e 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 50 56 e9 02

 4540 10:24:26.308790  [   42.496349] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4541 10:24:26.315399  [   42.502184] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4542 10:24:26.322223  [   42.510153] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4543 10:24:26.332024  [   42.518123] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4544 10:24:26.338297  [   42.526092] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4545 10:24:26.348086  [   42.534060] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4546 10:24:26.354954  [   42.542031] FS:  00007f95c20db580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4547 10:24:26.361766  [   42.551062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4548 10:24:26.371568  [   42.557476] CR2: 0000000000000000 CR3: 0000000102702005 CR4: 00000000003706e0

 4549 10:24:26.381518  [   42.565446] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4550 10:24:26.388186  [   42.575359] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1829, name: cat

 4551 10:24:26.394789  [   42.583817] INFO: lockdep is turned off.

 4552 10:24:26.397821  [   42.588193] irq event stamp: 0

 4553 10:24:26.404344  [   42.591599] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4554 10:24:26.414677  [   42.598599] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4555 10:24:26.420569  [   42.607735] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4556 10:24:26.430462  [   42.616870] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4557 10:24:26.437151  [   42.623871] CPU: 1 PID: 1829 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4558 10:24:26.443833  [   42.632511] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4559 10:24:26.447161  [   42.639316] Call Trace:

 4560 10:24:26.450608  [   42.642043]  dump_stack+0x77/0x9b

 4561 10:24:26.456975  [   42.645741]  ___might_sleep.cold+0xa6/0xb6

 4562 10:24:26.460824  [   42.650314]  exit_signals+0x1c/0x300

 4563 10:24:26.463949  [   42.654304]  do_exit+0xc2/0xab0

 4564 10:24:26.466982  [   42.657798]  ? ksys_write+0x68/0xf0

 4565 10:24:26.470493  [   42.661692]  make_task_dead+0x2f/0x30

 4566 10:24:26.477189  [   42.665780]  rewind_stack_and_make_dead+0x17/0x20

 4567 10:24:26.479991  [   42.671031] RIP: 0033:0x7f95c1ff1473

 4568 10:24:26.500296  [   42.675020] 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

 4569 10:24:26.509628  [   42.695998] RSP: 002b:00007ffdc50b6e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4570 10:24:26.516561  [   42.704448] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f95c1ff1473

 4571 10:24:26.526159  [   42.712418] RDX: 000000000000000c RSI: 00007f95c1ee5000 RDI: 0000000000000001

 4572 10:24:26.532814  [   42.720387] RBP: 00007f95c1ee5000 R08: 00007f95c1ee4010 R09: 0000000000000000

 4573 10:24:26.542603  [   42.728356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4574 10:24:26.549461  [   42.736325] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4575 10:24:26.569082  4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4576 10:24:26.572692  # [   37.312963] CR2: ffffffffb5c0ebe0

 4577 10:24:26.575405  # [   37.316678] ---[ end trace 04bede4d306f3ce7 ]---

 4578 10:24:26.582362  # [   37.321833] RIP: 0010:lkdtm_BUG+0x5/0x10

 4579 10:24:26.601777  # [   37.326212] Code: 89 ff e8 3e 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 50 56 e9 02

 4580 10:24:26.608743  # [   37.347199] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4581 10:24:26.614989  # [   37.353025] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4582 10:24:26.624763  # [   37.360997] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4583 10:24:26.631390  # [   37.368967] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4584 10:24:26.641051  # [   37.376937] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4585 10:24:26.647731  # [   37.384908] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4586 10:24:26.657515  # [   37.392879] FS:  00007f35b40c0580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4587 10:24:26.664155  # [   37.401918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4588 10:24:26.674495  # [   37.408335] CR2: ffffffffb5c0ebe0 CR3: 0000000103c44004 CR4: 00000000003706e0

 4589 10:24:26.680787  # [   37.[   42.866508] lkdtm: Performing direct entry WRITE_RO

 4590 10:24:26.693919  416307] BUG: sleeping function called from invalid context at in[   42.874064] lkdtm: attempting bad rodata write at ffffffffb3d7ecd0

 4591 10:24:26.694006  clude/linux/percpu-rwsem.h:49

 4592 10:24:26.707290  # [   37.426220] in_atomic(): 0, [   42.887220] BUG: unable to handle page fault for address: ffffffffb3d7ecd0

 4593 10:24:26.713332  [   42.901069] #PF: supervisor write access in kernel mode

 4594 10:24:26.716560  [   42.906903] #PF: error_code(0x0003) - permissions violation

 4595 10:24:26.726388  [   42.913125] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 80000001156000e1 

 4596 10:24:26.730143  [   42.920909] Oops: 0003 [#14] SMP PTI

 4597 10:24:26.740051  [   42.924897] CPU: 0 PID: 1864 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4598 10:24:26.746220  [   42.933547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4599 10:24:26.749760  [   42.940357] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4600 10:24:26.772968  [   42.945315] Code: 00 48 c7 c7 28 a5 1f b4 48 c7 c6 d0 ec d7 b3 e8 17 da fb ff 48 8b 05 4f 06 97 00 ba 34 12 cd ab 48 c7 c7 58 a5 1f b4 48 31 d0 <48> 89 05 39 06 97 00 e9 f5 d9 fb ff 0f 1f 44 00 00 48 8b 05 88 fc

 4601 10:24:26.775889  [   42.966293] RSP: 0018:ffffb1620271fe60 EFLAGS: 00010202

 4602 10:24:26.786105  [   42.972128] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4603 10:24:26.792650  [   42.980096] RDX: 00000000abcd1234 RSI: ffff996bbac1bf70 RDI: ffffffffb41fa558

 4604 10:24:26.802404  [   42.988065] RBP: ffffffffb41f9745 R08: 0000000000000000 R09: 0000000000000000

 4605 10:24:26.809016  [   42.996036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4606 10:24:26.818575  [   43.004009] R13: ffffb1620271ff10 R14: ffffb1620271ff10 R15: ffff996b426d2000

 4607 10:24:26.825401  [   43.011979] FS:  00007f51aa7a2580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 4608 10:24:26.831611  [   43.021017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4609 10:24:26.841701  [   43.027435] CR2: ffffffffb3d7ecd0 CR3: 00000001027b6004 CR4: 00000000003706f0

 4610 10:24:26.845052  [   43.035406] Call Trace:

 4611 10:24:26.848252  [   43.038137]  ? __die_body.cold+0x1a/0x1f

 4612 10:24:26.851765  [   43.042514]  ? no_context+0x177/0x380

 4613 10:24:26.858580  [   43.046603]  ? exc_page_fault+0xd7/0x170

 4614 10:24:26.861308  [   43.050988]  ? asm_exc_page_fault+0x1e/0x30

 4615 10:24:26.864499  [   43.055679]  ? lkdtm_WRITE_RO+0x2e/0x3a

 4616 10:24:26.871142  [   43.059961]  direct_entry.cold+0x2c/0x38

 4617 10:24:26.874655  [   43.064342]  full_proxy_write+0x53/0x80

 4618 10:24:26.877822  [   43.068630]  vfs_write+0xe7/0x3b0

 4619 10:24:26.880745  [   43.072335]  ksys_write+0x68/0xf0

 4620 10:24:26.884151  [   43.076034]  do_syscall_64+0x30/0x40

 4621 10:24:26.890687  [   43.080025]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4622 10:24:26.893857  [   43.085666] RIP: 0033:0x7f51aa6b8473

 4623 10:24:26.917202  [   43.089654] 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

 4624 10:24:26.923957  [   43.110641] RSP: 002b:00007ffe87786718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4625 10:24:26.933454  [   43.119099] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f51aa6b8473

 4626 10:24:26.940278  [   43.127070] RDX: 0000000000000009 RSI: 00007f51aa5ac000 RDI: 0000000000000001

 4627 10:24:26.950145  [   43.135040] RBP: 00007f51aa5ac000 R08: 00007f51aa5ab010 R09: 0000000000000000

 4628 10:24:26.956440  [   43.143012] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4629 10:24:26.963177  [   43.150982] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4630 10:24:27.015745  [   43.158956] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4631 10:24:27.022054  [   43.211447] CR2: ffffffffb3d7ecd0

 4632 10:24:27.025383  [   43.215146] ---[ end trace 04bede4d306f3cf0 ]---

 4633 10:24:27.028758  [   43.220302] RIP: 0010:lkdtm_BUG+0x5/0x10

 4634 10:24:27.051683  [   43.224685] Code: 89 ff e8 3e 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 50 56 e9 02

 4635 10:24:27.058297  [   43.245672] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4636 10:24:27.064596  [   43.251506] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4637 10:24:27.071217  [   43.259476] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4638 10:24:27.081032  [   43.267445] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4639 10:24:27.087610  [   43.275414] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4640 10:24:27.097999  [   43.283383] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4641 10:24:27.104317  [   43.291355] FS:  00007f51aa7a2580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 4642 10:24:27.110524  [   43.300386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4643 10:24:27.120556  [   43.306803] CR2: ffffffffb3d7ecd0 CR3: 00000001027b6004 CR4: 00000000003706f0

 4644 10:24:27.126773  irqs_disabled(): 1, non_block: 0, pid: 1543, name: cat

 4645 10:24:27.130029  # [   37.434677] INFO: lockdep is turned off.

 4646 10:24:27.133544  # [   37.439055] irq event stamp: 0

 4647 10:24:27.139796  # [   37.442461] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4648 10:24:27.149608  # [   37.449461] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4649 10:24:27.159825  # [   37.458599] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4650 10:24:27.166027  # [   37.467734] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4651 10:24:27.175713  # [   37.474734] CPU: 1 PID: 1543 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4652 10:24:27.182463  # [   37.483384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4653 10:24:27.185575  # [   37.490190] Call Trace:

 4654 10:24:27.188621  # [   37.492919]  dump_stack+0x77/0x9b

 4655 10:24:27.195326  # [   37.496619]  ___might_sleep.cold+0xa6/0xb6

 4656 10:24:27.198842  # [   37.507405]  exit_signals+0x1c/0x300

 4657 10:24:27.201776  # [   37.511397]  do_exit+0xc2/0xab0

 4658 10:24:27.205179  # [   37.514902]  ? ksys_write+0x68/0xf0

 4659 10:24:27.208560  # [   37.518785]  make_task_dead+0x2f/0x30

 4660 10:24:27.214894  # [   37.522864]  rewind_stack_and_make_dead+0x17/0x20

 4661 10:24:27.218066  # [   37.528115] RIP: 0033:0x7f35b3fd6473

 4662 10:24:27.241329  # [   37.532104] 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

 4663 10:24:27.250876  # [   37.553082] RSP: 002b:00007ffd431630f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4664 10:24:27.257381  # [   37.561540] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f35b3fd6473

 4665 10:24:27.264162  # [   37.569502] RDX: 000000000000000a RSI: 00007f35b3eca000 RDI: 0000000000000001

 4666 10:24:27.274127  # [   37.577472] RBP: 00007f35b3eca000 R08: 00007f35b3ec9010 R09: 0000000000000000

 4667 10:24:27.280810  # [   37.585443] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4668 10:24:27.290719  # [   37.593413] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4669 10:24:27.293757  # EXEC_DATA: saw 'call trace:': ok

 4670 10:24:27.297055  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4671 10:24:27.300332  # selftests: lkdtm: EXEC_STACK.sh

 4672 10:24:27.300407  # Killed

 4673 10:24:27.307043  # [   37.702940] lkdtm: Performing direct entry EXEC_STACK

 4674 10:24:27.313350  # [   37.712690] lkdtm: attempting ok execution at ffffffffb2d79910

 4675 10:24:27.320199  # [   37.719208] lkdtm: attempting bad execution at ffffb162022cfe18

 4676 10:24:27.330197  # [   37.725843] kernel tried to execut[   43.519157] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4677 10:24:27.339674  [   43.526408] lkdtm: attempting bad ro_after_init write at ffffffffb427e330

 4678 10:24:27.346301  [   43.534009] BUG: unable to handle page fault for address: ffffffffb427e330

 4679 10:24:27.353058  [   43.541697] #PF: supervisor write access in kernel mode

 4680 10:24:27.359540  [   43.547533] #PF: error_code(0x0003) - permissions violation

 4681 10:24:27.369378  [   43.553746] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 10593e063 PTE 8000000115c7e061

 4682 10:24:27.372697  [   43.562788] Oops: 0003 [#15] SMP PTI

 4683 10:24:27.379174  [   43.566776] CPU: 2 PID: 1899 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4684 10:24:27.385896  [   43.575426] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4685 10:24:27.392506  [   43.582235] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4686 10:24:27.415359  [   43.588262] Code: a5 1f b4 e9 c9 d9 fb ff 48 c7 c7 b0 a5 1f b4 e8 bd d9 fb ff 48 8b 05 55 fc e6 00 ba 34 12 cd ab 48 c7 c7 58 a5 1f b4 48 31 d0 <48> 89 05 3f fc e6 00 e9 9b d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4687 10:24:27.418529  [   43.609246] RSP: 0018:ffffb1620279fe60 EFLAGS: 00010202

 4688 10:24:27.428771  [   43.615080] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4689 10:24:27.434760  [   43.623050] RDX: 00000000abcd1234 RSI: ffff996bbad1bf70 RDI: ffffffffb41fa558

 4690 10:24:27.444970  [   43.631018] RBP: ffffffffb41f974e R08: 0000000000000000 R09: 0000000000000000

 4691 10:24:27.451348  [   43.638989] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4692 10:24:27.461648  [   43.646959] R13: ffffb1620279ff10 R14: ffffb1620279ff10 R15: ffff996b43f59000

 4693 10:24:27.467970  [   43.654930] FS:  00007f53ae261580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4694 10:24:27.474485  [   43.663967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4695 10:24:27.484390  [   43.670383] CR2: ffffffffb427e330 CR3: 00000001026ee005 CR4: 00000000003706e0

 4696 10:24:27.487971  [   43.678355] Call Trace:

 4697 10:24:27.490864  [   43.681083]  ? __die_body.cold+0x1a/0x1f

 4698 10:24:27.494412  [   43.685463]  ? no_context+0x177/0x380

 4699 10:24:27.500795  [   43.689550]  ? exc_page_fault+0xd7/0x170

 4700 10:24:27.504037  [   43.693928]  ? asm_exc_page_fault+0x1e/0x30

 4701 10:24:27.510596  [   43.698600]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4702 10:24:27.514063  [   43.703950]  direct_entry.cold+0x2c/0x38

 4703 10:24:27.517355  [   43.708328]  full_proxy_write+0x53/0x80

 4704 10:24:27.520662  [   43.712610]  vfs_write+0xe7/0x3b0

 4705 10:24:27.523820  [   43.716308]  ksys_write+0x68/0xf0

 4706 10:24:27.530422  [   43.720007]  do_syscall_64+0x30/0x40

 4707 10:24:27.533803  [   43.723994]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4708 10:24:27.540176  [   43.729633] RIP: 0033:0x7f53ae177473

 4709 10:24:27.560061  [   43.733622] 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

 4710 10:24:27.569798  [   43.754610] RSP: 002b:00007fff33864908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4711 10:24:27.576188  [   43.763066] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f53ae177473

 4712 10:24:27.582945  [   43.771037] RDX: 0000000000000014 RSI: 00007f53ae06b000 RDI: 0000000000000001

 4713 10:24:27.593392  [   43.779006] RBP: 00007f53ae06b000 R08: 00007f53ae06a010 R09: 0000000000000000

 4714 10:24:27.599641  [   43.786976] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4715 10:24:27.609183  [   43.794945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4716 10:24:27.612733  e NX-protected page - exploit attempt? (uid: 0)

 4717 10:24:27.668274  # [   37.734211[   43.802920] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4718 10:24:27.671609  [   43.861631] CR2: ffffffffb427e330

 4719 10:24:27.674971  [   43.865329] ---[ end trace 04bede4d306f3cf1 ]---

 4720 10:24:27.681286  [   43.870486] RIP: 0010:lkdtm_BUG+0x5/0x10

 4721 10:24:27.701115  [   43.874863] Code: 89 ff e8 3e 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 50 56 e9 02

 4722 10:24:27.707775  [   43.895851] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4723 10:24:27.714324  [   43.901685] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4724 10:24:27.724180  [   43.909677] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4725 10:24:27.730754  [   43.917647] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4726 10:24:27.740465  [   43.925617] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4727 10:24:27.746790  [   43.933589] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4728 10:24:27.756841  [   43.941559] FS:  00007f53ae261580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4729 10:24:27.763690  [   43.950599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4730 10:24:27.769882  [   43.957014] CR2: ffffffffb427e330 CR3: 00000001026ee005 CR4: 00000000003706e0

 4731 10:24:27.779886  [   43.964984] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4732 10:24:27.789471  [   43.974898] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1899, name: cat

 4733 10:24:27.792810  [   43.983354] INFO: lockdep is turned off.

 4734 10:24:27.796196  [   43.987731] irq event stamp: 0

 4735 10:24:27.803018  [   43.991137] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4736 10:24:27.812818  [   43.998136] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4737 10:24:27.822188  [   44.007271] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4738 10:24:27.829021  [   44.016407] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4739 10:24:27.838926  [   44.023407] CPU: 2 PID: 1899 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4740 10:24:27.845444  [   44.032055] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4741 10:24:27.845906  [   44.038860] Call Trace:

 4742 10:24:27.852047  [   44.041588]  dump_stack+0x77/0x9b

 4743 10:24:27.855212  [   44.045286]  ___might_sleep.cold+0xa6/0xb6

 4744 10:24:27.858675  [   44.049858]  exit_signals+0x1c/0x300

 4745 10:24:27.861758  [   44.053839]  do_exit+0xc2/0xab0

 4746 10:24:27.865307  [   44.057342]  ? ksys_write+0x68/0xf0

 4747 10:24:27.871518  [   44.061235]  make_task_dead+0x2f/0x30

 4748 10:24:27.874855  [   44.065321]  rewind_stack_and_make_dead+0x17/0x20

 4749 10:24:27.881603  [   44.070571] RIP: 0033:0x7f53ae177473

 4750 10:24:27.901064  [   44.074559] 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

 4751 10:24:27.907672  [   44.095545] RSP: 002b:00007fff33864908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4752 10:24:27.917744  [   44.104002] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f53ae177473

 4753 10:24:27.924023  [   44.111972] RDX: 0000000000000014 RSI: 00007f53ae06b000 RDI: 0000000000000001

 4754 10:24:27.934107  [   44.119944] RBP: 00007f53ae06b000 R08: 00007f53ae06a010 R09: 0000000000000000

 4755 10:24:27.940653  [   44.127914] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4756 10:24:27.950555  [   44.135882] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4757 10:24:27.956813  ] BUG: unable to handle page fault for address: ffffb162022cfe18

 4758 10:24:27.963481  # [   37.748107] #PF: supervisor instruction fetch in kernel mode

 4759 10:24:27.970060  # [   37.754420] #PF: error_code(0x0011) - permissions violation

 4760 10:24:27.976681  # [   37.760644] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10412c067 PTE 8000000103f66063

 4761 10:24:27.983246  # [   37.775908] Oops: 0011 [#6] SMP PTI

 4762 10:24:27.989981  # [   37.779801] CPU: 2 PID: 1579 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4763 10:24:27.996453  # [   37.788453] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4764 10:24:28.003189  # [   37.801476] RIP: 0010:0xffffb162022cfe18

 4765 10:24:28.022965  # [   37.805854] Code: 00 00 18 fe 2c 02 62 b1 ff ff 51 e6 40 b3 ff ff ff ff 20 00 00 00 00 00 00 00 de 96 1f b4 ff ff ff ff 80 e7 40 b3 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

 4766 10:24:28.029614  # [   37.826832] RSP: 0018:ffffb162022cfdf8 EFLAGS: 00010246

 4767 10:24:28.039796  # [   37.832680] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4768 10:24:28.045686  # [   37.840674] RDX: 0000000000000000 RSI: ffff996bbad1bf70 RDI: ffff996bbad1bf70

 4769 10:24:28.052672  # [   37.848643] RBP: ffffb162022cfe18 R08: 0000000000000000 R09: 0000000000000000

 4770 10:24:28.062292  # [   37.856614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4771 10:24:28.068805  # [   37.864585] R13: ffffb162022cff10 R14: ffffb162022cff10 R15: ffff996b42ad9000

 4772 10:24:28.078268  # [   37.872554] FS:  00007f6268512580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4773 10:24:28.084891  # [   37.881593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4774 10:24:28.098361  # [   37.888008] CR2: ffffb162022cfe18 CR3: 00000001026ea001 CR[   44.280630] lkdtm: Performing direct entry WRITE_KERN

 4775 10:24:28.098470  4: 00000000003706e0

 4776 10:24:28.101282  # [   37.895977] Call Trace:

 4777 10:24:28.111424  # [   37.8987[   44.292518] lkdtm: attempting bad 6900971 byte write at ffffffffb340e5fb

 4778 10:24:28.114886  20]  ? __die_body.cold+0x1a/0x1f

 4779 10:24:28.124413  # [   37.903131]  ? no_context[   44.306206] BUG: unable to handle page fault for address: ffffffffb340e5fb

 4780 10:24:28.131098  [   44.320085] #PF: supervisor write access in kernel mode

 4781 10:24:28.131270  +0x177/0x380

 4782 10:24:28.137798  # [   37.907219]  ? exc_page_fault+0xd7/0x170

 4783 10:24:28.143884  # [[   44.325920] #PF: error_code(0x0003) - permissions violation

 4784 10:24:28.147267    [ 37.911598]  ? asm_exc_page_fault+0x1e/0x30

 4785 10:24:28.157529  # [   37.916273]    44.338357] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 114e000e1 

 4786 10:24:28.160207  [   44.351676] Oops: 0003 [#16] SMP PTI

 4787 10:24:28.170412  [   44.355659] CPU: 1 PID: 1934 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4788 10:24:28.177028  [   44.364309] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4789 10:24:28.180120  [   44.371118] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 4790 10:24:28.183706   ? execute_location+0x45/0x56

 4791 10:24:28.210334  # [   37.920747]  ? lkdtm_EXEC_ST[   44.376275] Code: 53 48 c7 c3 fb e5 40 b3 49 89 dc 48 89 da 49 81 ec 10 99 d7 b2 4c 89 e6 e8 70 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 99 d7 b2 <f3> a4 48 c7 c7 58 a5 1f b4 e8 55 d9 fb ff 5b 41 5c e9 b7 fe ff ff

 4792 10:24:28.213412  [   44.403475] RSP: 0018:ffffb162027d7e50 EFLAGS: 00010246

 4793 10:24:28.223165  [   44.409301] RAX: 000000000000003c RBX: ffffffffb340e5fb RCX: 0000000000694ceb

 4794 10:24:28.229633  [   44.417271] RDX: 0000000000000000 RSI: ffffffffb2d79910 RDI: ffffffffb340e5fb

 4795 10:24:28.239536  [   44.425240] RBP: ffffffffb41f9762 R08: 0000000000000000 R09: 0000000000000000

 4796 10:24:28.246072  [   44.433211] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000694ceb

 4797 10:24:28.256186  [   44.441180] R13: ffffb162027d7f10 R14: ffffb162027d7f10 R15: ffff996b43c63000

 4798 10:24:28.262704  [   44.449151] FS:  00007f35f4033580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4799 10:24:28.269317  [   44.458188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4800 10:24:28.278905  [   44.464606] CR2: ffffffffb340e5fb CR3: 00000001047a8002 CR4: 00000000003706e0

 4801 10:24:28.282438  [   44.472576] Call Trace:

 4802 10:24:28.285781  [   44.475307]  ? __die_body.cold+0x1a/0x1f

 4803 10:24:28.286247  ACK+0x26/0x44

 4804 10:24:28.292434  # [   37.925213]  ? direct_entry.cold+0x2c/0x38

 4805 10:24:28.295316  [   44.479689]  ? no_context+0x177/0x380

 4806 10:24:28.302156  [   44.489987]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4807 10:24:28.305033  # [   37.929786]  ? full_proxy_write+0x53/0x80

 4808 10:24:28.311897  # [   37.934262][   44.495435]  ? exc_page_fault+0xd7/0x170

 4809 10:24:28.315071  [   44.506027]  ? asm_exc_page_fault+0x1e/0x30

 4810 10:24:28.321483  [   44.510697]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4811 10:24:28.324693  [   44.516145]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 4812 10:24:28.331605  [   44.521008]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4813 10:24:28.337949  [   44.526447]  ? lkdtm_WRITE_KERN+0x38/0x4e

 4814 10:24:28.341097  [   44.530922]  direct_entry.cold+0x2c/0x38

 4815 10:24:28.344434  [   44.535303]  full_proxy_write+0x53/0x80

 4816 10:24:28.347835    ? vfs_write+0xe7/0x3b0

 4817 10:24:28.354252  # [   37.938154]  ? ksys_write+0x68/0x[   44.539586]  vfs_write+0xe7/0x3b0

 4818 10:24:28.357575  [   44.549496]  ksys_write+0x68/0xf0

 4819 10:24:28.364413  [   44.553195]  do_syscall_64+0x30/0x40

 4820 10:24:28.367304  [   44.557184]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4821 10:24:28.370634  [   44.562824] RIP: 0033:0x7f35f3f49473

 4822 10:24:28.393758  [   44.566813] 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

 4823 10:24:28.400381  [   44.587801] RSP: 002b:00007ffe72302088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4824 10:24:28.409962  [   44.596259] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f35f3f49473

 4825 10:24:28.417101  [   44.604229] RDX: 000000000000000b RSI: 00007f35f3e3d000 RDI: 0000000000000001

 4826 10:24:28.426663  [   44.612199] RBP: 00007f35f3e3d000 R08: 00007f35f3e3c010 R09: 0000000000000000

 4827 10:24:28.433392  [   44.620170] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4828 10:24:28.443044  [   44.628139] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4829 10:24:28.443444  f0

 4830 10:24:28.446655  # [   37.942047]  ? do_syscall_64+0x30/0x40

 4831 10:24:28.499560  # [   37.946229[   44.636113] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4832 10:24:28.502870  [   44.694785] CR2: ffffffffb340e5fb

 4833 10:24:28.508874  [   44.698475] ---[ end trace 04bede4d306f3cf2 ]---

 4834 10:24:28.512698  [   44.703631] RIP: 0010:lkdtm_BUG+0x5/0x10

 4835 10:24:28.535531  [   44.708008] Code: 89 ff e8 3e 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 50 56 e9 02

 4836 10:24:28.538843  [   44.728994] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4837 10:24:28.548880  [   44.734827] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4838 10:24:28.554999  [   44.742797] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4839 10:24:28.565131  [   44.750767] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4840 10:24:28.571636  [   44.758738] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4841 10:24:28.581652  [   44.766707] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4842 10:24:28.588150  [   44.774699] FS:  00007f35f4033580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4843 10:24:28.594581  [   44.783739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4844 10:24:28.604448  [   44.790156] CR2: ffffffffb340e5fb CR3: 00000001047a8002 CR4: 00000000003706e0

 4845 10:24:28.607853  ]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4846 10:24:28.660685  # [   37.952065] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4847 10:24:28.663637  # [   38.010771] CR2: ffffb162022cfe18

 4848 10:24:28.670633  # [   38.014469] ---[ end trace 04bede4d306f3ce8 ]---

 4849 10:24:28.673570  # [   38.019625] RIP: 0010:lkdtm_BUG+0x5/0x10

 4850 10:24:28.696559  # [   38.024022] Code: 89 ff e8 3e 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 50 56 e9 02

 4851 10:24:28.703379  # [   38.045008] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4852 10:24:28.709971  # [   38.050842] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4853 10:24:28.716582  # [   38.058814] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4854 10:24:28.726237  # [   38.066785] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4855 10:24:28.732792  # [   38.074755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4856 10:24:28.746283  # [   38.082726] R13: ffffb16201367f10 R14: ffffb16201367f10 [   44.931533] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 4857 10:24:28.749227  R15: ffff996b43273000

 4858 10:24:28.759214  # [   38.090696] FS:  00007f6268512580(00[   44.941667] lkdtm: attempting good refcount_inc() without overflow

 4859 10:24:28.765664  00) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 4860 10:24:28.772453  # [   38.0[   44.954811] lkdtm: attempting bad refcount_inc() overflow

 4861 10:24:28.778928  99733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4862 10:24:28.785391  # [   [   44.967065] ------------[ cut here ]------------

 4863 10:24:28.795340  38.106149] CR2: ffffb162022cfe18 CR3: 00000001026ea001 CR4: 0000[   44.978441] refcount_t: saturated; leaking memory.

 4864 10:24:28.795787  0000003706e0

 4865 10:24:28.801657  # EXEC_STACK: saw 'call trace:': ok

 4866 10:24:28.811528  ok 31 selftes[   44.990018] WARNING: CPU: 0 PID: 1969 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4867 10:24:28.814796  ts: lkdtm: EXEC_STACK.sh

 4868 10:24:28.818275  # selftests: lkdtm: EXEC_KMALLOC.sh

 4869 10:24:28.871108  #[   45.005652] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4870 10:24:28.871586   Killed

 4871 10:24:28.883858  # [   38.213124] lkdtm: Performing direct entry EXEC_KM[   45.064321] CPU: 0 PID: 1969 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4872 10:24:28.884330  ALLOC

 4873 10:24:28.897243  # [   38.219448] lkdtm: attempting ok execution at ffffff[   45.079146] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4874 10:24:28.900570  ffb2d79910

 4875 10:24:28.909894  # [   38.225992] lkdtm: attempting bad execution at [   45.092195] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4876 10:24:28.910384  ffff996b4670ff80

 4877 10:24:28.936312  # [   38.232641] kernel tried to execute NX-pr[   45.104295] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 4878 10:24:28.939871  otected page - exploit attempt? (uid: 0)

 4879 10:24:28.949806  # [   38.241012] BUG: [   45.131453] RSP: 0018:ffffb16202897e48 EFLAGS: 00010286

 4880 10:24:28.956106  unable to handle page fault for address: ffff996b4670ff80

 4881 10:24:28.962502  # [  [   45.143555] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 4882 10:24:28.969236   38.248693] #PF: supervisor instruction fetch in kernel mode

 4883 10:24:28.975887  # [   45.157727] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 4884 10:24:28.982131  [   38.261228] #PF: error_code(0x0011) - permissions violation

 4885 10:24:28.992410  [   45.171912] RBP: ffffffffb41f976d R08: 0000000000000000 R09: 0000000000000000

 4886 10:24:29.005416  # [   38.267452] PGD 117801067 P4D 117801067 PUD 100236063 PMD 1[   45.186104] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4887 10:24:29.008815  05ec9063 PTE 800000010670f063

 4888 10:24:29.018961  # [   38.282733] Oops: 0011 [#7] [   45.200295] R13: ffffb16202897f10 R14: ffffb16202897f10 R15: ffff996b44114000

 4889 10:24:29.021671  SMP PTI

 4890 10:24:29.035270  # [   38.286626] CPU: 3 PID: 1615 Comm: cat Tainted: G [   45.214481] FS:  00007f19a4b1f580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 4891 10:24:29.038453       D W         5.10.182-cip34 #1

 4892 10:24:29.048348  # [   38.295274] Hardware na[   45.229742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4893 10:24:29.051711  me: Google Rammus/Rammus, BIOS  09/04/2020

 4894 10:24:29.061680  # [   38.302081] RIP[   45.242363] CR2: 00007f19a4929000 CR3: 00000001067d4003 CR4: 00000000003706f0

 4895 10:24:29.064793  : 0010:0xffff996b4670ff80

 4896 10:24:29.071235  # [   38.306457] Code: 00 00 02 00 00[   45.256568] Call Trace:

 4897 10:24:29.081426   00 00 00 00 00 00 f8 70 46 6b 99 ff ff 04 00 00 00 00 00 00 00 [   45.265506]  ? __warn+0x80/0x110

 4898 10:24:29.090799  00 00 00 00 00 00 00 00 fb ef 2f b2 ff ff ff ff <0f> 1f 44 00 00[   45.275356]  ? refcount_warn_saturate+0x51/0x110

 4899 10:24:29.097449   c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4900 10:24:29.101126  # [   38.32[   45.286715]  ? report_bug+0x9e/0xc0

 4901 10:24:29.107460  7445] RSP: 0018:ffffb16202317e38 EFLAGS: 00010246

 4902 10:24:29.113963  # [   38.3332[   45.296854]  ? handle_bug+0x41/0x90

 4903 10:24:29.123952  79] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 00000000000[   45.306951]  ? exc_invalid_op+0x14/0x70

 4904 10:24:29.124527  00000

 4905 10:24:29.134107  # [   38.341249] RDX: 0000000000000000 RSI: ffff996bbad9b[   45.317476]  ? asm_exc_invalid_op+0x12/0x20

 4906 10:24:29.137118  f70 RDI: ffff996bbad9bf70

 4907 10:24:29.143844  # [   38.349219] RBP: ffff996b4670ff8[   45.328344]  ? refcount_warn_saturate+0x51/0x110

 4908 10:24:29.150247  0 R08: 0000000000000000 R09: 0000000000000000

 4909 10:24:29.156722  # [   38.357189] [   45.339736]  ? refcount_warn_saturate+0x51/0x110

 4910 10:24:29.166623  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000[   45.351091]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 4911 10:24:29.169789  d

 4912 10:24:29.179744  # [   38.365160] R13: ffffb16202317f10 R14: ffffb16202317f10 [   45.362735]  direct_entry.cold+0x2c/0x38

 4913 10:24:29.180218  R15: ffff996b43bfb000

 4914 10:24:29.189546  # [   38.373130] FS:  00007f53cac60580(00[   45.373273]  full_proxy_write+0x53/0x80

 4915 10:24:29.192997  00) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4916 10:24:29.199428  # [   38.3[   45.383811]  vfs_write+0xe7/0x3b0

 4917 10:24:29.206067  82170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4918 10:24:29.208989  # [   [   45.393689]  ksys_write+0x68/0xf0

 4919 10:24:29.219259  38.388588] CR2: ffff996b4670ff80 CR3: 00000001029f2002 CR4: 0000[   45.403650]  do_syscall_64+0x30/0x40

 4920 10:24:29.219699  0000003706e0

 4921 10:24:29.222118  # [   38.396558] Call Trace:

 4922 10:24:29.232427  # [   38.399288]  ? [   45.413851]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4923 10:24:29.235304  __die_body.cold+0x1a/0x1f

 4924 10:24:29.242048  # [   38.403680]  ? no_context+0x177/[   45.425763] RIP: 0033:0x7f19a4a35473

 4925 10:24:29.242499  0x380

 4926 10:24:29.245092  # [   38.407768]  ? exc_page_fault+0xd7/0x170

 4927 10:24:29.268142  # [   38.4[   45.435961] 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

 4928 10:24:29.271691  12146]  ? asm_exc_page_fault+0x1e/0x30

 4929 10:24:29.284475  # [   38.416820]  ? exec[   45.463174] RSP: 002b:00007fff7d3ef198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4930 10:24:29.284905  ute_location+0x45/0x56

 4931 10:24:29.298053  # [   38.421294]  ? lkdtm_EXEC_KMALLOC+0[   45.477837] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f19a4a35473

 4932 10:24:29.298592  x2c/0x40

 4933 10:24:29.304564  # [   38.425953]  ? direct_entry.cold+0x2c/0x38

 4934 10:24:29.310904  # [  [   45.492030] RDX: 0000000000000016 RSI: 00007f19a4929000 RDI: 0000000000000001

 4935 10:24:29.314355   38.430526]  ? full_proxy_write+0x53/0x80

 4936 10:24:29.327583  # [   38.435002]  ? v[   45.506214] RBP: 00007f19a4929000 R08: 00007f19a4928010 R09: 0000000000000000

 4937 10:24:29.328016  fs_write+0xe7/0x3b0

 4938 10:24:29.330590  # [   38.438886]  ? ksys_write+0x68/0xf0

 4939 10:24:29.340654  #[   45.520398] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4940 10:24:29.343930   [   38.442779]  ? do_syscall_64+0x30/0x40

 4941 10:24:29.353925  # [   38.446952]  ? [   45.534590] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4942 10:24:29.356875  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4943 10:24:29.363720  # [   38.452791] Modul[   45.548796] irq event stamp: 0

 4944 10:24:29.376649  es linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors c[   45.558418] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4945 10:24:29.392761  ros_ec_sensors_core industrialio_triggered_buffer kfifo_buf indu[   45.571648] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4946 10:24:29.406333  strialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec[   45.587004] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 4947 10:24:29.422344  _sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvi[   45.602366] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4948 10:24:29.432407  deo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_[   45.615576] ---[ end trace 04bede4d306f3cf3 ]---

 4949 10:24:29.441725  memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cro[   45.626941] lkdtm: Overflow detected: saturated

 4950 10:24:29.454899  s_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4951 10:24:29.461817  # [   38.511506] CR2: ffff996b4670ff80

 4952 10:24:29.464727  # [   38.515204] ---[ end trace 04bede4d306f3ce9 ]---

 4953 10:24:29.471156  # [   38.520360] RIP: 0010:lkdtm_BUG+0x5/0x10

 4954 10:24:29.491367  # [   38.524736] Code: 89 ff e8 3e 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 50 56 e9 02

 4955 10:24:29.497562  # [   38.545726] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 4956 10:24:29.504550  # [   38.551560] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 4957 10:24:29.514497  # [   38.559531] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 4958 10:24:29.521246  # [   38.567504] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 4959 10:24:29.531004  # [   38.575475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4960 10:24:29.537315  # [   38.583445] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 4961 10:24:29.546924  # [   38.591415] FS:  00007f53cac60580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 4962 10:24:29.556949  # [   38.600453[   45.741185] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 4963 10:24:29.560399  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4964 10:24:29.569924  # [   38.60[   45.750568] lkdtm: attempting good refcount_add() without overflow

 4965 10:24:29.579717  6870] CR2: ffff996b4670ff80 CR3: 00000001029f2002 CR4: 000000000[   45.763693] lkdtm: attempting bad refcount_add() overflow

 4966 10:24:29.586715  [   45.775935] ------------[ cut here ]------------

 4967 10:24:29.586805  03706e0

 4968 10:24:29.589860  # EXEC_KMALLOC: saw 'call trace:': ok

 4969 10:24:29.596462  ok 32 selftests:[   45.781092] refcount_t: saturated; leaking memory.

 4970 10:24:29.599908   lkdtm: EXEC_KMALLOC.sh

 4971 10:24:29.602701  # selftests: lkdtm: EXEC_VMALLOC.sh

 4972 10:24:29.612760  # [   45.792686] WARNING: CPU: 1 PID: 2001 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4973 10:24:29.612849  Killed

 4974 10:24:29.672039  # [   38.713699] lkdtm: Performing direct entry EXEC_VMA[   45.808325] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 4975 10:24:29.672190  LLOC

 4976 10:24:29.688442  # [   38.720189] lkdtm: attempting ok execution at fffffff[   45.866994] CPU: 1 PID: 2001 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 4977 10:24:29.694857  [   45.881862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4978 10:24:29.695015  fb2d79910

 4979 10:24:29.704627  # [   38.732905] lkdtm: attempting bad execution at f[   45.888694] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4980 10:24:29.707937  fffb16200385000

 4981 10:24:29.734073  # [   38.745736] kernel tried to execute NX-pro[   45.900744] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 4982 10:24:29.737407  tected page - exploit attempt? (uid: 0)

 4983 10:24:29.744368  # [   38.760312] BUG: u[   45.927950] RSP: 0018:ffffb1620292fe48 EFLAGS: 00010286

 4984 10:24:29.750861  nable to handle page fault for address: ffffb16200385000

 4985 10:24:29.760491  # [   [   45.940008] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 4986 10:24:29.763903  38.767991] #PF: supervisor instruction fetch in kernel mode

 4987 10:24:29.773579  # [[   45.954198] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 4988 10:24:29.780346     38.774312] #PF: error_code(0x0011) - permissions violation

 4989 10:24:29.786931  #[   45.968387] RBP: ffffffffb41f9783 R08: 0000000000000000 R09: 0000000000000000

 4990 10:24:29.803392   [   38.780526] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10[   45.982583] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4991 10:24:29.803524  09be067 PTE 80000001028d4063

 4992 10:24:29.816174  # [   38.789571] Oops: 0011 [#8] S[   45.996770] R13: ffffb1620292ff10 R14: ffffb1620292ff10 R15: ffff996b43f2c000

 4993 10:24:29.816281  MP PTI

 4994 10:24:29.832681  # [   38.799678] CPU: 1 PID: 1651 Comm: cat Tainted: G  [   46.010955] FS:  00007f6a37218580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 4995 10:24:29.836116      D W         5.10.182-cip34 #1

 4996 10:24:29.842798  # [   38.808328] Hardware nam[   46.026214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4997 10:24:29.849131  e: Google Rammus/Rammus, BIOS  09/04/2020

 4998 10:24:29.859056  # [   38.815135] RIP:[   46.038850] CR2: 00007f6a37022000 CR3: 00000001048cc003 CR4: 00000000003706e0

 4999 10:24:29.859170   0010:0xffffb16200385000

 5000 10:24:29.865375  # [   38.819514] Code: Unable to acces[   46.053043] Call Trace:

 5001 10:24:29.872108  s opcode bytes at RIP 0xffffb16200384fd6.

 5002 10:24:29.875592  # [   38.827194] RSP:[   46.061995]  ? __warn+0x80/0x110

 5003 10:24:29.881802   0018:ffffb1620225fe38 EFLAGS: 00010246

 5004 10:24:29.888735  # [   38.833029] RAX: 0[   46.071811]  ? refcount_warn_saturate+0x51/0x110

 5005 10:24:29.895340  000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 5006 10:24:29.898158  # [[   46.083184]  ? report_bug+0x9e/0xc0

 5007 10:24:29.908300     38.841001] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: f[   46.093296]  ? handle_bug+0x41/0x90

 5008 10:24:29.911253  fff996bbac9bf70

 5009 10:24:29.918022  # [   38.848961] RBP: ffffb16200385000 R08: 000[   46.103406]  ? exc_invalid_op+0x14/0x70

 5010 10:24:29.921241  0000000000000 R09: 0000000000000000

 5011 10:24:29.931208  # [   38.856932] R10: 00000[   46.113904]  ? asm_exc_invalid_op+0x12/0x20

 5012 10:24:29.934465  000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 5013 10:24:29.940911  # [   3[   46.124795]  ? refcount_warn_saturate+0x51/0x110

 5014 10:24:29.953971  8.864896] R13: ffffb1620225ff10 R14: ffffb1620225ff10 R15: ffff9[   46.136167]  ? refcount_warn_saturate+0x51/0x110

 5015 10:24:29.954074  96b428d4000

 5016 10:24:29.963810  # [   38.872867] FS:  00007f109ead9580(0000) GS:fff[   46.147544]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5017 10:24:29.967272  f996bbac80000(0000) knlGS:0000000000000000

 5018 10:24:29.973870  # [   38.881906] CS:[   46.159114]  direct_entry.cold+0x2c/0x38

 5019 10:24:29.980813    0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5020 10:24:29.983829  # [   38.888323][   46.169730]  full_proxy_write+0x53/0x80

 5021 10:24:29.993478   CR2: ffffb16200384fd6 CR3: 0000000103260002 CR4: 00000000003706[   46.180232]  vfs_write+0xe7/0x3b0

 5022 10:24:29.997074  e0

 5023 10:24:29.997166  # [   38.896296] Call Trace:

 5024 10:24:30.007207  # [   38.899026]  ? __die_body[   46.190152]  ksys_write+0x68/0xf0

 5025 10:24:30.007287  .cold+0x1a/0x1f

 5026 10:24:30.010020  # [   38.909623]  ? no_context+0x177/0x380

 5027 10:24:30.016576  # [[   46.200067]  do_syscall_64+0x30/0x40

 5028 10:24:30.019843     38.913726]  ? exc_page_fault+0xd7/0x170

 5029 10:24:30.026022  # [   38.924317]  ? [   46.210276]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5030 10:24:30.029310  asm_exc_page_fault+0x1e/0x30

 5031 10:24:30.036203  # [   38.928994]  ? execute_locati[   46.222137] RIP: 0033:0x7f6a3712e473

 5032 10:24:30.039550  on+0x45/0x56

 5033 10:24:30.043154  # [   38.939686]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 5034 10:24:30.066085  [   46.232347] 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

 5035 10:24:30.069140  # [   38.944355]  ? direct_entry.cold+0x2c/0x38

 5036 10:24:30.079044  # [   38.948928[   46.259553] RSP: 002b:00007fff58b1ba18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5037 10:24:30.082553  ]  ? full_proxy_write+0x53/0x80

 5038 10:24:30.092017  # [   38.953407]  ? vfs_write+0[   46.274231] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f6a3712e473

 5039 10:24:30.095408  xe7/0x3b0

 5040 10:24:30.098760  # [   38.957301]  ? ksys_write+0x68/0xf0

 5041 10:24:30.108828  # [   38.96[   46.288422] RDX: 0000000000000016 RSI: 00007f6a37022000 RDI: 0000000000000001

 5042 10:24:30.111856  1185]  ? do_syscall_64+0x30/0x40

 5043 10:24:30.122054  # [   38.965359]  ? entry_SYSC[   46.302612] RBP: 00007f6a37022000 R08: 00007f6a37021010 R09: 0000000000000000

 5044 10:24:30.124959  ALL_64_after_hwframe+0x61/0xc6

 5045 10:24:30.135062  # [   38.971196] Modules linked [   46.316804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5046 10:24:30.151320  in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sen[   46.330993] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5047 10:24:30.161317  sors_core industrialio_triggered_buffer kfifo_buf industrialio s[   46.345188] irq event stamp: 0

 5048 10:24:30.174559  nd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cro[   46.354810] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5049 10:24:30.187522  s_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_u[   46.368030] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5050 10:24:30.204144  sbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops vid[   46.383387] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5051 10:24:30.217439  eobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev s[   46.398753] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5052 10:24:30.227344  nd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_[   46.411970] ---[ end trace 04bede4d306f3cf4 ]---

 5053 10:24:30.233637  notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5054 10:24:30.240012  # [   46.423342] lkdtm: Overflow detected: saturated

 5055 10:24:30.243359  [   39.029876] CR2: ffffb16200385000

 5056 10:24:30.249906  # [   39.033573] ---[ end trace 04bede4d306f3cea ]---

 5057 10:24:30.253599  # [   39.038737] RIP: 0010:lkdtm_BUG+0x5/0x10

 5058 10:24:30.273226  # [   39.043106] Code: 89 ff e8 3e 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 50 56 e9 02

 5059 10:24:30.279564  # [   39.064093] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5060 10:24:30.289365  # [   39.069927] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 5061 10:24:30.295866  # [   39.077899] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 5062 10:24:30.306382  # [   39.085870] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 5063 10:24:30.312400  # [   39.093840] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5064 10:24:30.322252  # [   39.101811] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 5065 10:24:30.329007  # [   39.109781] FS:  00007f109ead9580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5066 10:24:30.335741  # [   39.118821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5067 10:24:30.345428  # [   39.125239] CR2: ffffb16200384fd6 CR3: 0000000103260002 CR4: 00000000003706e0

 5068 10:24:30.352178  #[   46.538048] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5069 10:24:30.365220   [   39.133209] BUG: sleeping function called from invalid conte[   46.548070] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5070 10:24:30.368165  xt at include/linux/percpu-rwsem.h:49

 5071 10:24:30.378228  # [   39.143122] in_atomi[   46.561194] ------------[ cut here ]------------

 5072 10:24:30.381557  [   46.572557] refcount_t: saturated; leaking memory.

 5073 10:24:30.391104  [   46.577920] WARNING: CPU: 3 PID: 2033 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5074 10:24:30.397775  c(): 0, irqs_disabled(): 1, non_block: 0, pid: 1651, name: cat

 5075 10:24:30.450551  [   46.587358] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5076 10:24:30.460613  [   46.646066] CPU: 3 PID: 2033 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5077 10:24:30.466964  [   46.654741] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5078 10:24:30.473313  [   46.661550] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5079 10:24:30.493473  [   46.667389] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 5080 10:24:30.499686  [   46.688375] RSP: 0018:ffffb1620298fe38 EFLAGS: 00010282

 5081 10:24:30.506493  [   46.694211] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5082 10:24:30.516126  [   46.702182] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5083 10:24:30.522614  [   46.710147] RBP: ffffffffb41f93c0 R08: 0000000000000000 R09: 0000000000000000

 5084 10:24:30.532457  [   46.718118] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5085 10:24:30.539324  [   46.726081] R13: ffffb1620298ff10 R14: ffffb1620298ff10 R15: ffff996b46775000

 5086 10:24:30.549072  [   46.734052] FS:  00007f3a395f7580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 5087 10:24:30.555577  [   46.743092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5088 10:24:30.562309  [   46.749508] CR2: 00007f3a39401000 CR3: 0000000104128003 CR4: 00000000003706e0

 5089 10:24:30.565696  [   46.757480] Call Trace:

 5090 10:24:30.568917  [   46.760213]  ? __warn+0x80/0x110

 5091 10:24:30.575200  [   46.763846]  ? refcount_warn_saturate+0x97/0x110

 5092 10:24:30.578536  [   46.769003]  ? report_bug+0x9e/0xc0

 5093 10:24:30.581824  [   46.772900]  ? handle_bug+0x41/0x90

 5094 10:24:30.584807  [   46.776817]  ? exc_invalid_op+0x14/0x70

 5095 10:24:30.591543  [   46.781100]  ? asm_exc_invalid_op+0x12/0x20

 5096 10:24:30.594667  [   46.785773]  ? refcount_warn_saturate+0x97/0x110

 5097 10:24:30.601351  [   46.790954]  ? refcount_warn_saturate+0x97/0x110

 5098 10:24:30.608148  [   46.796111]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5099 10:24:30.614738  [   46.802240]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5100 10:24:30.618104  [   46.808466]  direct_entry.cold+0x2c/0x38

 5101 10:24:30.621398  [   46.812844]  full_proxy_write+0x53/0x80

 5102 10:24:30.624764  [   46.817129]  vfs_write+0xe7/0x3b0

 5103 10:24:30.631281  # [   39.151579] INFO: lockdep is turned off.

 5104 10:24:30.634539  # [   39.155956] [   46.820833]  ksys_write+0x68/0xf0

 5105 10:24:30.640643  [   46.830752]  do_syscall_64+0x30/0x40

 5106 10:24:30.644065  [   46.834786]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5107 10:24:30.647379  irq event stamp: 0

 5108 10:24:30.653791  # [   39.159361] hardirqs last  enabled at ([   46.840439] RIP: 0033:0x7f3a3950d473

 5109 10:24:30.677225  [   46.850643] 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

 5110 10:24:30.683631  [   46.871669] RSP: 002b:00007fff92ddfa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5111 10:24:30.687129  0): [<0000000000000000>] 0x0

 5112 10:24:30.700284  # [   39.166360] hardirqs last dis[   46.880136] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3a3950d473

 5113 10:24:30.706738  [   46.894324] RDX: 000000000000001f RSI: 00007f3a39401000 RDI: 0000000000000001

 5114 10:24:30.713450  abled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5115 10:24:30.719966  # [   46.902325] RBP: 00007f3a39401000 R08: 00007f3a39400010 R09: 0000000000000000

 5116 10:24:30.729724  [   46.916507] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5117 10:24:30.736254  [   46.924481] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5118 10:24:30.739520  [   46.932458] irq event stamp: 0

 5119 10:24:30.749776  [   46.935890] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5120 10:24:30.755921  [   46.942891] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5121 10:24:30.765734  [   46.952030] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5122 10:24:30.772483  [   46.961166] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5123 10:24:30.779197  [   46.968166] ---[ end trace 04bede4d306f3cf5 ]---

 5124 10:24:30.782567  [   46.973322] lkdtm: Overflow detected: saturated

 5125 10:24:30.792237  [   39.175499] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5126 10:24:30.799005  # [   39.184626] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5127 10:24:30.808930  # [   39.191626] CPU: 1 PID: 1651 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5128 10:24:30.815290  # [   39.200277] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5129 10:24:30.818489  # [   39.207082] Call Trace:

 5130 10:24:30.821982  # [   39.209809]  dump_stack+0x77/0x9b

 5131 10:24:30.828587  # [   39.213509]  ___might_sleep.cold+0xa6/0xb6

 5132 10:24:30.831444  # [   39.224294]  exit_signals+0x1c/0x300

 5133 10:24:30.834966  # [   39.228285]  do_exit+0xc2/0xab0

 5134 10:24:30.838152  # [   39.238000]  ? ksys_write+0x68/0xf0

 5135 10:24:30.844995  # [   39.241895]  make_task_dead+0x2f/0x30

 5136 10:24:30.848581  # [   39.245983]  rewind_stack_and_make_dead+0x17/0x20

 5137 10:24:30.851325  # [   39.251233] RIP: 0033:0x7f109e9ef473

 5138 10:24:30.874431  # [   39.255213] 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

 5139 10:24:30.881056  # [   39.276187] RSP: 002b:00007ffe60c964e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5140 10:24:30.890876  # [   39.284643] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f109e9ef473

 5141 10:24:30.904015  # [   39.292612] RDX: 000000000000000d RSI: 0[   47.084260] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5142 10:24:30.907327  0007f109e8e3000 RDI: 0000000000000001

 5143 10:24:30.917248  # [   39.300580] RBP: 000[   47.098007] lkdtm: attempting bad refcount_add_not_zero() overflow

 5144 10:24:30.920814  07f109e8e3000 R08: 00007f109e8e2010 R09: 0000000000000000

 5145 10:24:30.927158  # [  [   47.111155] ------------[ cut here ]------------

 5146 10:24:30.940352   39.308548] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000[   47.122507] refcount_t: saturated; leaking memory.

 5147 10:24:30.940477  0000000000001

 5148 10:24:30.953412  # [   39.316519] R13: 0000000000000001 R14: 00000[   47.134090] WARNING: CPU: 0 PID: 2065 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5149 10:24:30.956508  00000020000 R15: 0000000000020000

 5150 10:24:31.012356  # EXEC_VMALLOC: saw 'call tra[   47.149771] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5151 10:24:31.016043  ce:': ok

 5152 10:24:31.018897  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 5153 10:24:31.028900  # selftests: [   47.208425] CPU: 0 PID: 2065 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5154 10:24:31.032188  lkdtm: EXEC_RODATA.sh

 5155 10:24:31.032268  # Killed

 5156 10:24:31.042159  # [   39.427983] lkdtm: Perform[   47.223361] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5157 10:24:31.045394  ing direct entry EXEC_RODATA

 5158 10:24:31.051881  # [   39.435906] lkdtm: attempting[   47.236376] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5159 10:24:31.058444   ok execution at ffffffffb2d79910

 5160 10:24:31.081345  # [   39.448657] lkdtm: attem[   47.248420] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 5161 10:24:31.084990  pting bad execution at ffffffffb3d7ece0

 5162 10:24:31.091182  # [   39.461490] kernel[   47.275620] RSP: 0018:ffffb16202a47e38 EFLAGS: 00010282

 5163 10:24:31.097945   tried to execute NX-protected page - exploit attempt? (uid: 0)

 5164 10:24:31.107663  [   47.287682] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5165 10:24:31.107754  

 5166 10:24:31.120683  # [   39.476061] BUG: unable to handle page fault for address: [   47.301918] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 5167 10:24:31.124115  ffffffffb3d7ece0

 5168 10:24:31.133706  # [   39.483744] #PF: supervisor instruction f[   47.316085] RBP: ffffffffb41f93e0 R08: 0000000000000000 R09: 0000000000000000

 5169 10:24:31.137092  etch in kernel mode

 5170 10:24:31.150163  # [   39.496280] #PF: error_code(0x0011) - [   47.330254] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5171 10:24:31.150272  permissions violation

 5172 10:24:31.163475  # [   39.502494] PGD 115e29067 P4D 115e29[   47.344477] R13: ffffb16202a47f10 R14: ffffb16202a47f10 R15: ffff996b426de000

 5173 10:24:31.166771  067 PUD 115e2a063 PMD 80000001156000e1 

 5174 10:24:31.179756  # [   39.516492] Oops: [   47.358660] FS:  00007f3c4eda1580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 5175 10:24:31.179845  0011 [#9] SMP PTI

 5176 10:24:31.192676  # [   39.520375] CPU: 1 PID: 1687 Comm: cat T[   47.373935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5177 10:24:31.196121  ainted: G      D W         5.10.182-cip34 #1

 5178 10:24:31.205856  # [   39.529026] H[   47.386568] CR2: 00007f3c4ebab000 CR3: 000000010652a006 CR4: 00000000003706f0

 5179 10:24:31.212435  ardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5180 10:24:31.215921  # [   39.5[   47.400777] Call Trace:

 5181 10:24:31.219323  35835] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 5182 10:24:31.225737  # [   39.5415[   47.409715]  ? __warn+0x80/0x110

 5183 10:24:31.235648  75] Code: ff ff f0 fb 40 b3 ff ff ff ff 2a 99 1f b4 ff ff ff ff [   47.419538]  ? refcount_warn_saturate+0x97/0x110

 5184 10:24:31.245583  36 e3 40 b3 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 0[   47.430915]  ? report_bug+0x9e/0xc0

 5185 10:24:31.255484  0 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 [   47.441038]  ? handle_bug+0x41/0x90

 5186 10:24:31.258484  69 73 20 69

 5187 10:24:31.265004  # [   39.568774] RSP: 0018:ffffb16202457e48 EFLAGS:[   47.451137]  ? exc_invalid_op+0x14/0x70

 5188 10:24:31.268362   00010246

 5189 10:24:31.278338  # [   39.574609] RAX: 0000000000000033 RBX: 000000000[   47.461664]  ? asm_exc_invalid_op+0x12/0x20

 5190 10:24:31.281599  0000000 RCX: 0000000000000000

 5191 10:24:31.288453  # [   39.582580] RDX: 00000000000[   47.472519]  ? refcount_warn_saturate+0x97/0x110

 5192 10:24:31.294829  00000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5193 10:24:31.301550  # [   39.5905[   47.483889]  ? refcount_warn_saturate+0x97/0x110

 5194 10:24:31.311260  52] RBP: ffffffffb3d7ece0 R08: 0000000000000000 R09: 00000000000[   47.495285]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5195 10:24:31.314607  00000

 5196 10:24:31.324140  # [   39.598522] R10: 00000000ffffe000 R11: 3ffffffffffff[   47.507650]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5197 10:24:31.327659  fff R12: 000000000000000c

 5198 10:24:31.334261  # [   39.606493] R13: ffffb16202457f1[   47.520052]  direct_entry.cold+0x2c/0x38

 5199 10:24:31.340823  0 R14: ffffb16202457f10 R15: ffff996b45f6b000

 5200 10:24:31.347356  # [   39.614464] [   47.530692]  full_proxy_write+0x53/0x80

 5201 10:24:31.357074  FS:  00007fa464d2a580(0000) GS:ffff996bbac80000(0000) knlGS:0000[   47.541207]  vfs_write+0xe7/0x3b0

 5202 10:24:31.357197  000000000000

 5203 10:24:31.367219  # [   39.623502] CS:  0010 DS: 0000 ES: 0000 CR0: [   47.551120]  ksys_write+0x68/0xf0

 5204 10:24:31.367306  0000000080050033

 5205 10:24:31.376602  # [   39.629918] CR2: ffffffffb3d7ece0 CR3: 00[   47.561058]  do_syscall_64+0x30/0x40

 5206 10:24:31.380251  0000010410e004 CR4: 00000000003706e0

 5207 10:24:31.386402  # [   39.637889] Call Trac[   47.571250]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5208 10:24:31.390048  e:

 5209 10:24:31.393086  # [   39.640618]  ? __die_body.cold+0x1a/0x1f

 5210 10:24:31.399559  # [   39.6449[   47.583107] RIP: 0033:0x7f3c4ecb7473

 5211 10:24:31.403180  98]  ? no_context+0x177/0x380

 5212 10:24:31.425846  # [   39.655298]  ? exc_page_faul[   47.593352] 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

 5213 10:24:31.425963  t+0xd7/0x170

 5214 10:24:31.432313  # [   39.659681]  ? asm_exc_page_fault+0x1e/0x30

 5215 10:24:31.439034  [   47.620576] RSP: 002b:00007ffc150ac608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5216 10:24:31.448725  [   47.635234] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c4ecb7473

 5217 10:24:31.452199  # [   39.670569]  ? execute_location+0x45/0x56

 5218 10:24:31.461855  # [   39.681259][   47.643239] RDX: 000000000000001f RSI: 00007f3c4ebab000 RDI: 0000000000000001

 5219 10:24:31.465302    ? direct_entry.cold+0x2c/0x38

 5220 10:24:31.474959  # [   39.685834]  ? full_proxy_[   47.657430] RBP: 00007f3c4ebab000 R08: 00007f3c4ebaa010 R09: 0000000000000000

 5221 10:24:31.484681  [   47.671603] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5222 10:24:31.484766  write+0x53/0x80

 5223 10:24:31.491637  # [   39.690311]  ? vfs_write+0xe7/0x3b0

 5224 10:24:31.497845  # [  [   47.679582] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5225 10:24:31.501380   39.694205]  ? ksys_write+0x68/0xf0

 5226 10:24:31.508110  # [   39.698097]  ? do_sysc[   47.693800] irq event stamp: 0

 5227 10:24:31.510865  all_64+0x30/0x40

 5228 10:24:31.521172  # [   39.702281]  ? entry_SYSCALL_64_after_hwf[   47.703406] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5229 10:24:31.524147  rame+0x61/0xc6

 5230 10:24:31.537332  # [   39.708110] Modules linked in: fuse ip_tabl[   47.716660] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5231 10:24:31.554003  es cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core indust[   47.731997] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5232 10:24:31.560472  [   47.747349] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5233 10:24:31.570451  rialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 cr[   47.754365] ---[ end trace 04bede4d306f3cf6 ]---

 5234 10:24:31.583623  os_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cro[   47.765769] lkdtm: Overflow detected: saturated

 5235 10:24:31.609674  s_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5236 10:24:31.616504  # [   39.766789] CR2: ffffffffb3d7ece0

 5237 10:24:31.619863  # [   39.770480] ---[ end trace 04bede4d306f3ceb ]---

 5238 10:24:31.626463  # [   39.775637] RIP: 0010:lkdtm_BUG+0x5/0x10

 5239 10:24:31.645981  # [   39.780014] Code: 89 ff e8 3e 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 50 56 e9 02

 5240 10:24:31.652759  # [   39.801000] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5241 10:24:31.659543  # [   39.806834] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 5242 10:24:31.669238  # [   39.814805] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 5243 10:24:31.675484  # [   39.822775] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 5244 10:24:31.685431  # [   39.830746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5245 10:24:31.692012  # [   39.838726] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: ffff996b43273000

 5246 10:24:31.702248  # [   39.846697] FS:  00007fa464d2a580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5247 10:24:31.708838  # [   39.855728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5248 10:24:31.718828  # [   39.862145] CR2: ffffffffb3d7ece0 CR3: 000000010410e004 CR4: 00000000003706e0

 5249 10:24:31.721768  # EXEC_RODATA: saw 'call trace:': ok

 5250 10:24:31.725110  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 5251 10:24:31.728495  # selftests: lkdtm: EXEC_USERSPACE.sh

 5252 10:24:31.728579  # Killed

 5253 10:24:31.738662  # [   39.970248] l[   47.925616] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5254 10:24:31.741421  [   47.932683] lkdtm: attempting good refcount_dec()

 5255 10:24:31.748104  kdtm: Performing direct entry EXEC_USERSPACE

 5256 10:24:31.754633  # [   39.981816] l[   47.937947] lkdtm: attempting bad refcount_dec() to zero

 5257 10:24:31.761392  [   47.950093] ------------[ cut here ]------------

 5258 10:24:31.764860  [   47.955281] refcount_t: decrement hit 0; leaking memory.

 5259 10:24:31.774729  [   47.961248] WARNING: CPU: 3 PID: 2097 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5260 10:24:31.781332  kdtm: attempting ok execution at ffffffffb2d79910

 5261 10:24:31.833846  # [   39.9883[   47.970685] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5262 10:24:31.843756  [   48.029354] CPU: 3 PID: 2097 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5263 10:24:31.850345  [   48.038037] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5264 10:24:31.857110  [   48.044846] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5265 10:24:31.876753  [   48.050684] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5266 10:24:31.883065  [   48.071681] RSP: 0018:ffffb16202ac7e48 EFLAGS: 00010286

 5267 10:24:31.886277  51] lkdtm: attempting bad execution at 00007fec9be9a000

 5268 10:24:31.896098  # [   3[   48.077523] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5269 10:24:31.902730  9.995002] unable to execute userspace code (SMEP?) (uid: 0)

 5270 10:24:31.909189  # [[   48.091711] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5271 10:24:31.919190  [   48.105900] RBP: ffffffffb41f9799 R08: 0000000000000000 R09: 0000000000000000

 5272 10:24:31.925659  [   48.113872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5273 10:24:31.935513  [   48.121847] R13: ffffb16202ac7f10 R14: ffffb16202ac7f10 R15: ffff996b45b79000

 5274 10:24:31.945231  [   48.129820] FS:  00007f4c46a11580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 5275 10:24:31.952058  [   48.138885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5276 10:24:31.964926     40.001427] BUG: unable to handle page fault for address: 0000[   48.145309] CR2: 00007f4c4681b000 CR3: 00000001026f2004 CR4: 00000000003706e0

 5277 10:24:31.968361  [   48.159490] Call Trace:

 5278 10:24:31.971888  [   48.162223]  ? __warn+0x80/0x110

 5279 10:24:31.971972  7fec9be9a000

 5280 10:24:31.981473  # [   40.015322] #PF: supervisor instruction fetch[   48.165857]  ? refcount_warn_saturate+0xfb/0x110

 5281 10:24:31.984563  [   48.177221]  ? report_bug+0x9e/0xc0

 5282 10:24:31.991220  [   48.181117]  ? handle_bug+0x41/0x90

 5283 10:24:31.994509  [   48.185042]  ? exc_invalid_op+0x14/0x70

 5284 10:24:31.997629  [   48.189328]  ? asm_exc_invalid_op+0x12/0x20

 5285 10:24:32.004378  [   48.194035]  ? refcount_warn_saturate+0xfb/0x110

 5286 10:24:32.004464   in kernel mode

 5287 10:24:32.014261  # [   40.021642] #PF: error_code(0x0011) - perm[   48.199221]  ? refcount_warn_saturate+0xfb/0x110

 5288 10:24:32.020519  [   48.210587]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5289 10:24:32.024190  [   48.215555]  direct_entry.cold+0x2c/0x38

 5290 10:24:32.030536  [   48.219967]  full_proxy_write+0x53/0x80

 5291 10:24:32.033852  [   48.224254]  vfs_write+0xe7/0x3b0

 5292 10:24:32.036810  [   48.227986]  ksys_write+0x68/0xf0

 5293 10:24:32.040494  [   48.231691]  do_syscall_64+0x30/0x40

 5294 10:24:32.046834  [   48.235691]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5295 10:24:32.050208  [   48.241336] RIP: 0033:0x7f4c46927473

 5296 10:24:32.069917  [   48.245327] 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

 5297 10:24:32.079877  [   48.266315] RSP: 002b:00007ffe90219948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5298 10:24:32.086316  [   48.274776] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4c46927473

 5299 10:24:32.096020  [   48.282750] RDX: 0000000000000012 RSI: 00007f4c4681b000 RDI: 0000000000000001

 5300 10:24:32.103043  [   48.290735] RBP: 00007f4c4681b000 R08: 00007f4c4681a010 R09: 0000000000000000

 5301 10:24:32.112635  [   48.298747] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5302 10:24:32.119331  [   48.306733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5303 10:24:32.123259  [   48.314749] irq event stamp: 0

 5304 10:24:32.126080  issions violation

 5305 10:24:32.135734  # [   40.027862] PGD 8000000103c55067 P4D 800[   48.318185] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5306 10:24:32.145386  [   48.331395] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5307 10:24:32.155249  [   48.340533] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5308 10:24:32.162136  [   48.349679] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5309 10:24:32.168866  0000103c55067 PUD 106778067 PMD 103256067 PTE 10a58e067

 5310 10:24:32.171600  # [   4[   48.356680] ---[ end trace 04bede4d306f3cf7 ]---

 5311 10:24:32.175488  0.037585] Oops: 0011 [#10] SMP PTI

 5312 10:24:32.184986  # [   40.041573] CPU: 3 PID:[   48.368050] lkdtm: Zero detected: saturated

 5313 10:24:32.191446   1723 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5314 10:24:32.197837  # [   40.050223] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5315 10:24:32.201361  # [   40.057030] RIP: 0010:0x7fec9be9a000

 5316 10:24:32.207983  # [   40.061008] Code: Unable to access opcode bytes at RIP 0x7fec9be99fd6.

 5317 10:24:32.214480  # [   40.068299] RSP: 0018:ffffb162024bfe50 EFLAGS: 00010246

 5318 10:24:32.224987  # [   40.074124] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 5319 10:24:32.231464  # [   40.082093] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5320 10:24:32.237427  # [   40.090065] RBP: 00007fec9be9a000 R08: 0000000000000000 R09: 0000000000000000

 5321 10:24:32.247253  # [   40.098035] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 5322 10:24:32.254136  # [   40.106005] R13: ffffb162024bff10 R14: ffffb162024bff10 R15: ffff996b413d9000

 5323 10:24:32.263812  # [   40.113976] FS:  00007fec9be6b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 5324 10:24:32.270825  # [   40.123015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5325 10:24:32.280632  # [   40.129433] CR2: 00007fec9be9a000 CR3: 000000010447e006 CR4: 00000000003706e0

 5326 10:24:32.283939  # [   40.137404] Call Trace:

 5327 10:24:32.287234  # [   40.140135]  ? __die_body.cold+0x1a/0x1f

 5328 10:24:32.290072  # [   40.144513]  ? no_context+0x177/0x380

 5329 10:24:32.297004  # [   40.148600]  ? exc_page_fault+0x53/0x170

 5330 10:24:32.299907  # [   40.152978]  ? asm_exc_page_fault+0x1e/0x30

 5331 10:24:32.306919  # [   40.157670]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 5332 10:24:32.313484  # [   40.163028]  ? d[   48.502838] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5333 10:24:32.320109  [   48.509948] lkdtm: attempting bad refcount_dec() below zero

 5334 10:24:32.326730  [   48.516174] ------------[ cut here ]------------

 5335 10:24:32.332848  [   48.521330] refcount_t: decrement hit 0; leaking memory.

 5336 10:24:32.336261  irect_entry.cold+0x2c/0x38

 5337 10:24:32.349372  # [   40.173814]  ? full_proxy_write[   48.527295] WARNING: CPU: 3 PID: 2132 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5338 10:24:32.349472  +0x53/0x80

 5339 10:24:32.352637  # [   40.178290]  ? vfs_write+0xe7/0x3b0

 5340 10:24:32.405401  # [   40.1[   48.542948] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5341 10:24:32.408687  82182]  ? ksys_write+0x68/0xf0

 5342 10:24:32.421819  # [   40.186075]  ? do_syscall_6[   48.601681] CPU: 3 PID: 2132 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5343 10:24:32.428557  [   48.616547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5344 10:24:32.435216  [   48.623354] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5345 10:24:32.455021  [   48.629190] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5346 10:24:32.461365  [   48.650173] RSP: 0018:ffffb16202b47e48 EFLAGS: 00010286

 5347 10:24:32.461480  4+0x30/0x40

 5348 10:24:32.474549  # [   40.190250]  ? entry_SYSCALL_64_after_hwframe+[   48.656011] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5349 10:24:32.484558  [   48.670204] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5350 10:24:32.490897  [   48.678200] RBP: ffffffffb41f97ab R08: 0000000000000000 R09: 0000000000000000

 5351 10:24:32.497315  [   48.686165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5352 10:24:32.507143  [   48.694137] R13: ffffb16202b47f10 R14: ffffb16202b47f10 R15: ffff996b426d5000

 5353 10:24:32.517313  [   48.702107] FS:  00007fa6b875f580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 5354 10:24:32.524028  [   48.711152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5355 10:24:32.524113  0x61/0xc6

 5356 10:24:32.536824  # [   40.196088] Modules linked in: fuse ip_tables cr[   48.717600] CR2: 00007fa6b8569000 CR3: 0000000105b84002 CR4: 00000000003706e0

 5357 10:24:32.540224  [   48.731782] Call Trace:

 5358 10:24:32.543592  [   48.734515]  ? __warn+0x80/0x110

 5359 10:24:32.546575  [   48.738148]  ? refcount_warn_saturate+0xfb/0x110

 5360 10:24:32.553131  [   48.743304]  ? report_bug+0x9e/0xc0

 5361 10:24:32.556472  [   48.747198]  ? handle_bug+0x41/0x90

 5362 10:24:32.559806  [   48.751091]  ? exc_invalid_op+0x14/0x70

 5363 10:24:32.566566  [   48.755371]  ? asm_exc_invalid_op+0x12/0x20

 5364 10:24:32.569640  [   48.760045]  ? refcount_warn_saturate+0xfb/0x110

 5365 10:24:32.576107  [   48.765223]  ? refcount_warn_saturate+0xfb/0x110

 5366 10:24:32.580027  [   48.770380]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5367 10:24:32.586078  [   48.775737]  direct_entry.cold+0x2c/0x38

 5368 10:24:32.589347  [   48.780118]  full_proxy_write+0x53/0x80

 5369 10:24:32.592610  [   48.784427]  vfs_write+0xe7/0x3b0

 5370 10:24:32.596198  [   48.788127]  ksys_write+0x68/0xf0

 5371 10:24:32.599519  [   48.791828]  do_syscall_64+0x30/0x40

 5372 10:24:32.605638  [   48.795819]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5373 10:24:32.609064  [   48.801462] RIP: 0033:0x7fa6b8675473

 5374 10:24:32.632324  [   48.805453] 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

 5375 10:24:32.638505  [   48.826440] RSP: 002b:00007ffee1736568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5376 10:24:32.648333  [   48.834899] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa6b8675473

 5377 10:24:32.655267  [   48.842871] RDX: 0000000000000016 RSI: 00007fa6b8569000 RDI: 0000000000000001

 5378 10:24:32.665262  [   48.850843] RBP: 00007fa6b8569000 R08: 00007fa6b8568010 R09: 0000000000000000

 5379 10:24:32.671429  [   48.858813] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5380 10:24:32.678000  [   48.866785] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5381 10:24:32.684875  [   48.874762] irq event stamp: 0

 5382 10:24:32.691245  [   48.878193] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5383 10:24:32.698164  [   48.885195] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5384 10:24:32.707852  [   48.894334] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5385 10:24:32.714347  [   48.903470] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5386 10:24:32.721058  [   48.910471] ---[ end trace 04bede4d306f3cf8 ]---

 5387 10:24:32.724341  [   48.915626] lkdtm: Negative detected: saturated

 5388 10:24:32.773797  os_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5389 10:24:32.776554  # [   40.254799] CR2: 00007fec9be9a000

 5390 10:24:32.783168  # [   40.258496] ---[ end trace 04bede4d306f3cec ]---

 5391 10:24:32.786658  # [   40.263672] RIP: 0010:lkdtm_BUG+0x5/0x10

 5392 10:24:32.809814  # [   40.268050] Code: 89 ff e8 3e 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 50 56 e9 02

 5393 10:24:32.813282  # [   40.289036] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5394 10:24:32.822740  # [   40.294870] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 5395 10:24:32.829428  # [   40.302841] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI: ffffffffb3d7e850

 5396 10:24:32.845971  # [   40.310811] RBP: ffffffffb425dc18 R08: 0000000000000001 R09: 0000000[   49.032025] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5397 10:24:32.846104  000000001

 5398 10:24:32.858986  # [   40.318783] R10: 00000000ffffe000 R11: 3ffffffff[   49.040160] lkdtm: attempting bad refcount_dec_and_test() below zero

 5399 10:24:32.862357  fffffff R12: 0000000000000004

 5400 10:24:32.868674  # [   40.326753] R13: ffffb162013[   49.053479] ------------[ cut here ]------------

 5401 10:24:32.875347  67f10 R14: ffffb16201367f10 R15: ffff996b43273000

 5402 10:24:32.881698  # [   40.3347[   49.064851] refcount_t: underflow; use-after-free.

 5403 10:24:32.898229  29] FS:  00007fec9be6b580(0000) GS:ffff996bbad80000(0000) knlGS:[   49.076434] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5404 10:24:32.898329  0000000000000000

 5405 10:24:32.954315  # [   40.343766] CS:  0010 DS: 0000 ES: 0000 C[   49.092071] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5406 10:24:32.957562  R0: 0000000080050033

 5407 10:24:32.970380  # [   40.350182] CR2: 00007fec9be9a000 CR3[   49.150740] CPU: 1 PID: 2167 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5408 10:24:32.973795  : 000000010447e006 CR4: 00000000003706e0

 5409 10:24:32.983551  # [   40.358154] BUG: [   49.165606] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5410 10:24:32.996475  sleeping function called from invalid context at include/linux/p[   49.178625] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5411 10:24:32.996565  ercpu-rwsem.h:49

 5412 10:24:33.023420  # [   40.368067] in_atomic(): 0, irqs_disabled[   49.190679] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 5413 10:24:33.029520  [   49.217876] RSP: 0018:ffffb16202bdfe40 EFLAGS: 00010286

 5414 10:24:33.033211  (): 1, non_block: 0, pid: 1723, name: cat

 5415 10:24:33.042891  # [   40.376522] INFO[   49.223730] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5416 10:24:33.049607  [   49.237911] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5417 10:24:33.052571  : lockdep is turned off.

 5418 10:24:33.055959  # [   40.380900] irq event stamp: 0

 5419 10:24:33.065528  #[   49.245882] RBP: ffffffffb41f9400 R08: 0000000000000000 R09: 0000000000000000

 5420 10:24:33.072362  [   49.260061] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5421 10:24:33.085782   [   40.384306] hardirqs last  enabled at (0): [<000000000000000[   49.268035] R13: ffffb16202bdff10 R14: ffffb16202bdff10 R15: ffff996b45f5c000

 5422 10:24:33.095571  [   49.282216] FS:  00007f62f4d09580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5423 10:24:33.095660  0>] 0x0

 5424 10:24:33.108898  # [   40.391305] hardirqs last disabled at (0): [<fffff[   49.291256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5425 10:24:33.115099  [   49.303881] CR2: 00007f62f4b13000 CR3: 000000010412e002 CR4: 00000000003706e0

 5426 10:24:33.121834  fffb22fd844>] copy_process+0x664/0x1c60

 5427 10:24:33.125327  # [   40.400443] softir[   49.311853] Call Trace:

 5428 10:24:33.134998  qs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664[   49.320796]  ? __warn+0x80/0x110

 5429 10:24:33.141863  [   49.330609]  ? refcount_warn_saturate+0xba/0x110

 5430 10:24:33.141950  /0x1c60

 5431 10:24:33.151590  # [   40.409580] softirqs last disabled at (0): [<00000[   49.335766]  ? report_bug+0x9e/0xc0

 5432 10:24:33.151719  00000000000>] 0x0

 5433 10:24:33.161338  # [   40.416580] CPU: 3 PID: 1723 Comm: cat T[   49.345869]  ? handle_bug+0x41/0x90

 5434 10:24:33.164323  ainted: G      D W         5.10.182-cip34 #1

 5435 10:24:33.171301  # [   40.425232] H[   49.355984]  ? exc_invalid_op+0x14/0x70

 5436 10:24:33.177477  ardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5437 10:24:33.181031  # [   40.4[   49.366483]  ? asm_exc_invalid_op+0x12/0x20

 5438 10:24:33.184242  32037] Call Trace:

 5439 10:24:33.187357  # [   40.434765]  dump_stack+0x77/0x9b

 5440 10:24:33.193918  # [ [   49.377378]  ? refcount_warn_saturate+0xba/0x110

 5441 10:24:33.197048    40.438463]  ___might_sleep.cold+0xa6/0xb6

 5442 10:24:33.207061  # [   40.443036]  e[   49.388747]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5443 10:24:33.207146  xit_signals+0x1c/0x300

 5444 10:24:33.210651  # [   40.447025]  do_exit+0xc2/0xab0

 5445 10:24:33.217025  # [   49.401086]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5446 10:24:33.223821  [   40.450522]  ? ksys_write+0x68/0xf0

 5447 10:24:33.230328  # [   40.454416]  make_t[   49.413526]  direct_entry.cold+0x2c/0x38

 5448 10:24:33.230412  ask_dead+0x2f/0x30

 5449 10:24:33.240267  # [   40.458502]  rewind_stack_and_make_dead[   49.424121]  full_proxy_write+0x53/0x80

 5450 10:24:33.240352  +0x17/0x20

 5451 10:24:33.246560  # [   40.463753] RIP: 0033:0x7fec9bd81473

 5452 10:24:33.249668  # [   40.[   49.434618]  vfs_write+0xe7/0x3b0

 5453 10:24:33.259995  467741] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff[   49.444534]  ksys_write+0x68/0xf0

 5454 10:24:33.269613   ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [   49.454448]  do_syscall_64+0x30/0x40

 5455 10:24:33.282731  00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28[   49.464653]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5456 10:24:33.282847   48 89 54 24 18

 5457 10:24:33.292995  # [   40.488730] RSP: 002b:00007ffe04a1aa28 EFL[   49.476509] RIP: 0033:0x7f62f4c1f473

 5458 10:24:33.295956  AGS: 00000246 ORIG_RAX: 0000000000000001

 5459 10:24:33.319122  # [   40.497188] RAX: [   49.486713] 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

 5460 10:24:33.325517  ffffffffffffffda RBX: 000000000000000f RCX: 00007fec9bd81473

 5461 10:24:33.332006  # [   49.513909] RSP: 002b:00007fffd502f938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5462 10:24:33.348373  [   40.505158] RDX: 000000000000000f RSI: 00007fec9bc75000 RDI: [   49.528581] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f62f4c1f473

 5463 10:24:33.348488  0000000000000001

 5464 10:24:33.361475  # [   40.513129] RBP: 00007fec9bc75000 R08: 00[   49.542767] RDX: 000000000000001f RSI: 00007f62f4b13000 RDI: 0000000000000001

 5465 10:24:33.364847  007fec9bc74010 R09: 0000000000000000

 5466 10:24:33.375020  # [   40.521098] R10: ffff[   49.556955] RBP: 00007f62f4b13000 R08: 00007f62f4b12010 R09: 0000000000000000

 5467 10:24:33.381694  fffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5468 10:24:33.390934  # [   [   49.571146] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5469 10:24:33.404317  40.529069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000[   49.585336] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5470 10:24:33.404408  000000020000

 5471 10:24:33.410841  # EXEC_USERSPACE: saw 'call trace:': ok

 5472 10:24:33.414155  ok 35 sel[   49.599530] irq event stamp: 0

 5473 10:24:33.417238  ftests: lkdtm: EXEC_USERSPACE.sh

 5474 10:24:33.427142  # selftests: lkdtm: EXEC_NULL.[   49.609150] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5475 10:24:33.427258  sh

 5476 10:24:33.427354  # Killed

 5477 10:24:33.444024  # [   40.648050] lkdtm: Performing direct entry EX[   49.622365] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5478 10:24:33.444149  EC_NULL

 5479 10:24:33.456888  # [   40.654501] lkdtm: attempting ok execution at ffff[   49.637720] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5480 10:24:33.460404  ffffb2d79910

 5481 10:24:33.470265  # [   40.667236] lkdtm: attempting bad execution a[   49.653073] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5482 10:24:33.473737  t 0000000000000000

 5483 10:24:33.483540  # [   40.680090] BUG: kernel NULL pointer de[   49.666286] ---[ end trace 04bede4d306f3cf9 ]---

 5484 10:24:33.486876  [   49.677675] lkdtm: Negative detected: saturated

 5485 10:24:33.489884  reference, address: 0000000000000000

 5486 10:24:33.496553  # [   40.694060] #PF: supervisor instruction fetch in kernel mode

 5487 10:24:33.503576  # [   40.700379] #PF: error_code(0x0010) - not-present page

 5488 10:24:33.506736  # [   40.706117] PGD 0 P4D 0 

 5489 10:24:33.509703  # [   40.708943] Oops: 0010 [#11] SMP PTI

 5490 10:24:33.519705  # [   40.719148] CPU: 1 PID: 1759 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5491 10:24:33.526273  # [   40.727800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5492 10:24:33.529688  # [   40.734608] RIP: 0010:0x0

 5493 10:24:33.539362  # [   40.737530] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5494 10:24:33.543018  # [   40.745210] RSP: 0018:ffffb1620255fe48 EFLAGS: 00010246

 5495 10:24:33.552601  # [   40.751034] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5496 10:24:33.559428  # [   40.759004] RDX: 0000000000000000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5497 10:24:33.568993  # [   40.766974] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5498 10:24:33.575738  # [   40.774946] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5499 10:24:33.585455  # [   40.782914] R13: ffffb1620255ff10 R14: ffffb1620255ff10 R15: ffff996b4411a000

 5500 10:24:33.595652  # [   40.790883] FS:  00007f3f55f2b580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5501 10:24:33.601865  # [   40.799922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5502 10:24:33.612047  # [   40.806337] CR2: ffffffffffffffd6 CR3: 00000001067[   49.798605] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5503 10:24:33.615280  ae006 CR4: 00000000003706e0

 5504 10:24:33.618371  # [   40.814306] Call Trace:

 5505 10:24:33.625193  # [  [   49.808420] lkdtm: attempting bad refcount_sub_and_test() below zero

 5506 10:24:33.631644   40.817036]  ? __die_body.cold+0x1a/0x1f

 5507 10:24:33.638272  # [   40.827632]  ? no[   49.821756] ------------[ cut here ]------------

 5508 10:24:33.641809  _context+0x177/0x380

 5509 10:24:33.648089  # [   40.831732]  ? exc_page_fault+0x53/0x[   49.833140] refcount_t: underflow; use-after-free.

 5510 10:24:33.651165  170

 5511 10:24:33.654673  # [   40.842319]  ? asm_exc_page_fault+0x1e/0x30

 5512 10:24:33.664614  # [   40.[   49.844753] WARNING: CPU: 0 PID: 2202 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5513 10:24:33.668182  846992]  execute_location+0x45/0x56

 5514 10:24:33.724075  # [   40.857487]  direct_en[   49.860379] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5515 10:24:33.727058  try.cold+0x2c/0x38

 5516 10:24:33.740340  # [   40.861866]  full_proxy_write+0x53/0x80[   49.919068] CPU: 0 PID: 2202 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5517 10:24:33.740436  

 5518 10:24:33.743601  # [   40.866147]  vfs_write+0xe7/0x3b0

 5519 10:24:33.753221  # [   40.876060]  ksys[   49.933948] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5520 10:24:33.753341  _write+0x68/0xf0

 5521 10:24:33.756693  # [   40.879749]  do_syscall_64+0x30/0x40

 5522 10:24:33.763131  # [[   49.947019] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5523 10:24:33.769857     40.883730]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5524 10:24:33.789678  # [   4[   49.959039] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 5525 10:24:33.796054  0.889369] RIP: 0033:0x7f3f55e41473

 5526 10:24:33.802776  # [   40.893358] Code: 8b 15[   49.986264] RSP: 0018:ffffb16202c5fe40 EFLAGS: 00010286

 5527 10:24:33.815920   21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 [   49.998346] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5528 10:24:33.832321  64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d[   50.012500] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 5529 10:24:33.838883   00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5530 10:24:33.845766  # [   50.026725] RBP: ffffffffb41f9420 R08: 0000000000000000 R09: 0000000000000000

 5531 10:24:33.858344  [   40.914335] RSP: 002b:00007fffde4d6758 EFLAGS: 00000246 ORIG_[   50.040873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5532 10:24:33.861951  RAX: 0000000000000001

 5533 10:24:33.874831  # [   40.922792] RAX: ffffffffffffffda RB[   50.055072] R13: ffffb16202c5ff10 R14: ffffb16202c5ff10 R15: ffff996b466f9000

 5534 10:24:33.878019  X: 000000000000000a RCX: 00007f3f55e41473

 5535 10:24:33.887714  # [   40.930761] RDX:[   50.069265] FS:  00007f9434d25580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 5536 10:24:33.894474   000000000000000a RSI: 00007f3f55d35000 RDI: 0000000000000001

 5537 10:24:33.900942  #[   50.084527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5538 10:24:33.917383   [   40.938730] RBP: 00007f3f55d35000 R08: 00007f3f55d34010 R09:[   50.097141] CR2: 00007f9434b2f000 CR3: 00000001047d0003 CR4: 00000000003706f0

 5539 10:24:33.917483   0000000000000000

 5540 10:24:33.924001  # [   40.946700] R10: fffffffffffffbc5 R11: 0[   50.111320] Call Trace:

 5541 10:24:33.930730  000000000000246 R12: 0000000000000001

 5542 10:24:33.934180  # [   40.954674] R13: 000[   50.120271]  ? __warn+0x80/0x110

 5543 10:24:33.940495  0000000000001 R14: 0000000000020000 R15: 0000000000020000

 5544 10:24:33.947012  # [  [   50.130074]  ? refcount_warn_saturate+0xba/0x110

 5545 10:24:33.956849   40.962647] Modules linked in: fuse ip_tables cros_ec_lid_angle [   50.141447]  ? report_bug+0x9e/0xc0

 5546 10:24:33.966550  cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buff[   50.151552]  ? handle_bug+0x41/0x90

 5547 10:24:33.976307  er kfifo_buf industrialio snd_soc_da7219 cros_ec_debugfs cros_ec[   50.161646]  ? exc_invalid_op+0x14/0x70

 5548 10:24:33.989343  _lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_u[   50.172166]  ? asm_exc_invalid_op+0x12/0x20

 5549 10:24:33.999181  sbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_so[   50.183075]  ? refcount_warn_saturate+0xba/0x110

 5550 10:24:34.012511  c_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg[   50.194459]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5551 10:24:34.025829  _temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common reg[   50.206798]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5552 10:24:34.035454  map_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_b[   50.219242]  direct_entry.cold+0x2c/0x38

 5553 10:24:34.038833  acklight coreboot_table

 5554 10:24:34.042362  # [   41.021319] CR2: 0000000000000000

 5555 10:24:34.045258  [   50.229859]  full_proxy_write+0x53/0x80

 5556 10:24:34.045389  

 5557 10:24:34.052092  # [   41.025017] ---[ end trace 04bede4d306f3ced ]---

 5558 10:24:34.055207  # [   41[   50.240355]  vfs_write+0xe7/0x3b0

 5559 10:24:34.058661  .030172] RIP: 0010:lkdtm_BUG+0x5/0x10

 5560 10:24:34.065210  # [   41.034551] Code: 89[   50.250281]  ksys_write+0x68/0xf0

 5561 10:24:34.075017   ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff [   50.260186]  do_syscall_64+0x30/0x40

 5562 10:24:34.087974  ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f>[   50.270393]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5563 10:24:34.094689   0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5564 10:24:34.097914  [   50.282247] RIP: 0033:0x7f9434c3b473

 5565 10:24:34.097998  

 5566 10:24:34.104721  # [   41.055538] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5567 10:24:34.124461  #[   50.292448] 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

 5568 10:24:34.140847   [   41.061373] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX:[   50.319653] RSP: 002b:00007ffde20332e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5569 10:24:34.140967   0000000000000000

 5570 10:24:34.153671  # [   41.069336] RDX: 0000000000000000 RSI: f[   50.334314] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9434c3b473

 5571 10:24:34.157133  fff996bbad9bf70 RDI: ffffffffb3d7e850

 5572 10:24:34.166818  # [   41.077306] RBP: fff[   50.348524] RDX: 000000000000001f RSI: 00007f9434b2f000 RDI: 0000000000000001

 5573 10:24:34.173435  fffffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 5574 10:24:34.180209  # [  [   50.362693] RBP: 00007f9434b2f000 R08: 00007f9434b2e010 R09: 0000000000000000

 5575 10:24:34.197131   41.085276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   50.376908] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5576 10:24:34.197227  0000000000004

 5577 10:24:34.209707  # [   41.093245] R13: ffffb16201367f10 R14: ffffb[   50.391058] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5578 10:24:34.213246  16201367f10 R15: ffff996b43273000

 5579 10:24:34.219794  # [   41.101216] FS:  00007f3[   50.405288] irq event stamp: 0

 5580 10:24:34.232871  f55f2b580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000[   50.414869] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5581 10:24:34.232968  

 5582 10:24:34.248974  # [   41.110255] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005[   50.428116] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5583 10:24:34.249099  0033

 5584 10:24:34.262251  # [   41.116676] CR2: ffffffffffffffd6 CR3: 00000001067ae0[   50.443513] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5585 10:24:34.265629  06 CR4: 00000000003706e0

 5586 10:24:34.268910  # EXEC_NULL: saw 'call trace:': ok

 5587 10:24:34.275402  ok[   50.458850] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5588 10:24:34.281806   36 selftests: lkdtm: EXEC_NULL.sh

 5589 10:24:34.288922  # selftests: lkdtm: ACCESS_U[   50.472094] ---[ end trace 04bede4d306f3cfa ]---

 5590 10:24:34.289007  SERSPACE.sh

 5591 10:24:34.291664  # Killed

 5592 10:24:34.298564  # [   41.243115] lkdtm: Performing direct[   50.483444] lkdtm: Negative detected: saturated

 5593 10:24:34.301478   entry ACCESS_USERSPACE

 5594 10:24:34.308125  # [   41.255210] lkdtm: attempting bad read at 00007fa835e4b000

 5595 10:24:34.315087  # [   41.261376] BUG: unable to handle page fault for address: 00007fa835e4b000

 5596 10:24:34.321273  # [   41.269063] #PF: supervisor read access in kernel mode

 5597 10:24:34.327989  # [   41.281012] #PF: error_code(0x0001) - permissions violation

 5598 10:24:34.338092  # [   41.287235] PGD 800000010674d067 P4D 800000010674d067 PUD 1047d2067 PMD 104998067 PTE 10aef2067

 5599 10:24:34.340968  # [   41.303176] Oops: 0001 [#12] SMP PTI

 5600 10:24:34.351342  # [   41.307165] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5601 10:24:34.357804  # [   41.315817] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5602 10:24:34.364070  # [   41.322626] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5603 10:24:34.386925  # [   41.328850] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 48 a6 1f b4 e8 ef d7 fb ff 48 c7 c7 70 a6 1f b4 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 d6 d7 fb ff 48 89 ee 48 c7 c7 98 a6 1f

 5604 10:24:34.393466  # [   41.349834] RSP: 0018:ffffb162025e7e48 EFLAGS: 00010246

 5605 10:24:34.400435  # [   41.355674] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 5606 10:24:34.407130  # [   41.363646] RDX: 0000000000000000 RSI: ffff996bbad1bf70 RDI: ffffffffb41fa670

 5607 10:24:34.416917  # [   41.371615] RBP: 00007fa835e4b000 R08: 0000000000000000 R09: 0000000000000000

 5608 10:24:34.423122  # [   41.379585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 5609 10:24:34.433109  # [   41.387554] R13: ffffb162025e7f10 R14: ffffb162025e7f10 R15: ffff996b46478000

 5610 10:24:34.443053  # [   41.395526] FS:  00007fa835e1c580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 5611 10:24:34.449613  # [   41.404565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5612 10:24:34.455873  #[   50.640181] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5613 10:24:34.462503  [   50.650186] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5614 10:24:34.465810  [   50.657304] lkdtm: Good: zero detected

 5615 10:24:34.472241  [   50.661501] lkdtm: Correctly stayed at zero

 5616 10:24:34.478755  [   50.666178] lkdtm: attempting bad refcount_inc() from zero

 5617 10:24:34.482226  [   50.672306] ------------[ cut here ]------------

 5618 10:24:34.488593  [   50.677461] refcount_t: addition on 0; use-after-free.

 5619 10:24:34.498421  [   50.683229] WARNING: CPU: 3 PID: 2234 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5620 10:24:34.557419   [   41.410982] CR2: 00007fa835e4b000 CR3: 0000000102716005 CR4:[   50.692663] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5621 10:24:34.563810  [   50.751333] CPU: 3 PID: 2234 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5622 10:24:34.570606  [   50.760007] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5623 10:24:34.577017  [   50.766814] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5624 10:24:34.599780  [   50.772667] Code: 01 01 e8 26 fe c0 00 0f 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15 b4 c6 05 fd f2 f6 01 01 e8 03 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15

 5625 10:24:34.599912   00000000003706e0

 5626 10:24:34.603329  # [   41.418951] Call Trace:

 5627 10:24:34.610170  # [   41.421682[   50.793660] RSP: 0018:ffffb16202cbfe48 EFLAGS: 00010286

 5628 10:24:34.619474  [   50.805708] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5629 10:24:34.622943  ]  ? __die_body.cold+0x1a/0x1f

 5630 10:24:34.632856  # [   41.426060]  ? no_context+0[   50.813682] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5631 10:24:34.639163  [   50.827871] RBP: ffffffffb41f97c1 R08: 0000000000000000 R09: 0000000000000000

 5632 10:24:34.649316  [   50.835873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5633 10:24:34.655717  [   50.843845] R13: ffffb16202cbff10 R14: ffffb16202cbff10 R15: ffff996b43cd9000

 5634 10:24:34.665324  [   50.851816] FS:  00007f6a389c9580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 5635 10:24:34.672118  [   50.860855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5636 10:24:34.678919  [   50.867266] CR2: 00007f6a387d3000 CR3: 00000001029b8006 CR4: 00000000003706e0

 5637 10:24:34.682352  [   50.875239] Call Trace:

 5638 10:24:34.685292  [   50.877970]  ? __warn+0x80/0x110

 5639 10:24:34.692099  [   50.881594]  ? refcount_warn_saturate+0x74/0x110

 5640 10:24:34.695036  [   50.886751]  ? report_bug+0x9e/0xc0

 5641 10:24:34.698285  [   50.890664]  ? handle_bug+0x41/0x90

 5642 10:24:34.701796  x177/0x380

 5643 10:24:34.705114  # [   41.430139]  ? exc_page_fault+0x53/0x170

 5644 10:24:34.711726  # [  [   50.894567]  ? exc_invalid_op+0x14/0x70

 5645 10:24:34.714621  [   50.905061]  ? asm_exc_invalid_op+0x12/0x20

 5646 10:24:34.721158  [   50.909738]  ? refcount_warn_saturate+0x74/0x110

 5647 10:24:34.724709  [   50.914918]  ? refcount_warn_saturate+0x74/0x110

 5648 10:24:34.731139  [   50.920074]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5649 10:24:34.734329  [   50.925037]  direct_entry.cold+0x2c/0x38

 5650 10:24:34.737950  [   50.929419]  full_proxy_write+0x53/0x80

 5651 10:24:34.741253  [   50.933718]  vfs_write+0xe7/0x3b0

 5652 10:24:34.747572  [   50.937449]  ksys_write+0x68/0xf0

 5653 10:24:34.751173  [   50.941147]  do_syscall_64+0x30/0x40

 5654 10:24:34.754137  [   50.945138]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5655 10:24:34.760939  [   50.950779] RIP: 0033:0x7f6a388df473

 5656 10:24:34.780473  [   50.954770] 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

 5657 10:24:34.790346  [   50.975758] RSP: 002b:00007ffcb5d54a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5658 10:24:34.796980  [   50.984217] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6a388df473

 5659 10:24:34.806708  [   50.992190] RDX: 0000000000000012 RSI: 00007f6a387d3000 RDI: 0000000000000001

 5660 10:24:34.813213  [   51.000164] RBP: 00007f6a387d3000 R08: 00007f6a387d2010 R09: 0000000000000000

 5661 10:24:34.819810  [   51.008136] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5662 10:24:34.829589  [   51.016106] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5663 10:24:34.833367  [   51.024082] irq event stamp: 0

 5664 10:24:34.839604  [   51.027520] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5665 10:24:34.849319  [   51.034523] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5666 10:24:34.859194  [   51.043680] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5667 10:24:34.862430   41.434517]  ? asm_exc_page_fault+0x1e/0x30

 5668 10:24:34.872406  # [   41.439180]  ?[   51.052817] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5669 10:24:34.875843  [   51.066030] ---[ end trace 04bede4d306f3cfb ]---

 5670 10:24:34.882002  [   51.071186] lkdtm: Zero detected: saturated

 5671 10:24:34.885410   lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5672 10:24:34.891844  # [   41.444724]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 5673 10:24:34.895038  # [   41.450267]  direct_entry.cold+0x2c/0x38

 5674 10:24:34.898380  # [   41.454648]  full_proxy_write+0x53/0x80

 5675 10:24:34.901867  # [   41.458927]  vfs_write+0xe7/0x3b0

 5676 10:24:34.908654  # [   41.462625]  ksys_write+0x68/0xf0

 5677 10:24:34.911930  # [   41.466323]  do_syscall_64+0x30/0x40

 5678 10:24:34.918349  # [   41.470313]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5679 10:24:34.921688  # [   41.475952] RIP: 0033:0x7fa835d32473

 5680 10:24:34.941408  # [   41.479941] 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

 5681 10:24:34.951251  # [   41.500929] RSP: 002b:00007ffd9364d0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5682 10:24:34.957711  # [   41.509378] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fa835d32473

 5683 10:24:34.967731  # [   41.517349] RDX: 0000000000000011 RSI: 00007fa835c26000 RDI: 0000000000000001

 5684 10:24:34.974127  # [   41.525319] RBP: 00007fa835c26000 R08: 00007fa835c25010 R09: 0000000000000000

 5685 10:24:34.984252  # [   41.533289] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5686 10:24:34.990826  # [   41.541258] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5687 10:24:35.043353  # [   41.549232] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regma[   51.226495] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5688 10:24:35.056423  p_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_bac[   51.237563] lkdtm: attempting safe refcount_add_not_zero() from zero

 5689 10:24:35.056574  klight coreboot_table

 5690 10:24:35.063050  # [   41.607945] CR2: 00007fa835e4b000

 5691 10:24:35.066443  #[   51.250876] lkdtm: Good: zero detected

 5692 10:24:35.073244   [   41.611634] ---[ end trace 04bede4d306f3cee ]---

 5693 10:24:35.076193  # [   41.6[   51.261274] lkdtm: Correctly stayed at zero

 5694 10:24:35.082871  [   51.272161] lkdtm: attempting bad refcount_add() from zero

 5695 10:24:35.086327  16789] RIP: 0010:lkdtm_BUG+0x5/0x10

 5696 10:24:35.096070  # [   41.621166] Code: 89 f[   51.278292] ------------[ cut here ]------------

 5697 10:24:35.105963  f e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff[   51.289684] refcount_t: addition on 0; use-after-free.

 5698 10:24:35.122298   c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0[   51.301701] WARNING: CPU: 1 PID: 2266 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5699 10:24:35.129131  b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5700 10:24:35.181959  #[   51.317325] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5701 10:24:35.188055  [   51.375994] CPU: 1 PID: 2266 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5702 10:24:35.194722   [   41.642154] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5703 10:24:35.201185  # [[   51.384650] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5704 10:24:35.214355     41.647989] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0[   51.397673] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5705 10:24:35.234031  [   51.409730] Code: 01 01 e8 26 fe c0 00 0f 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15 b4 c6 05 fd f2 f6 01 01 e8 03 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15

 5706 10:24:35.237378  000000000000000

 5707 10:24:35.247326  # [   41.655960] RDX: 0000000000000000 RSI: fff[   51.430731] RSP: 0018:ffffb16202d4fe48 EFLAGS: 00010286

 5708 10:24:35.256770  [   51.442777] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5709 10:24:35.263299  [   51.450751] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5710 10:24:35.270163  [   51.458726] RBP: ffffffffb41f97d3 R08: 0000000000000000 R09: 0000000000000000

 5711 10:24:35.280013  [   51.466698] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5712 10:24:35.282832  f996bbad9bf70 RDI: ffffffffb3d7e850

 5713 10:24:35.293039  # [   41.663929] RBP: fffff[   51.474677] R13: ffffb16202d4ff10 R14: ffffb16202d4ff10 R15: ffff996b46478000

 5714 10:24:35.302812  [   51.488855] FS:  00007fc0c2535580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5715 10:24:35.309200  fffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 5716 10:24:35.315902  # [   4[   51.497894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5717 10:24:35.322544  [   51.510520] CR2: 00007fc0c233f000 CR3: 0000000103bd8006 CR4: 00000000003706e0

 5718 10:24:35.332561  1.671899] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000[   51.518491] Call Trace:

 5719 10:24:35.332731  00000000004

 5720 10:24:35.342634  # [   41.679868] R13: ffffb16201367f10 R14: ffffb16[   51.527434]  ? __warn+0x80/0x110

 5721 10:24:35.348813  [   51.537250]  ? refcount_warn_saturate+0x74/0x110

 5722 10:24:35.348938  201367f10 R15: ffff996b43273000

 5723 10:24:35.359038  # [   41.687838] FS:  00007fa83[   51.542407]  ? report_bug+0x9e/0xc0

 5724 10:24:35.362059  5e1c580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 5725 10:24:35.368703  [   51.552510]  ? handle_bug+0x41/0x90

 5726 10:24:35.372099  [   51.562616]  ? exc_invalid_op+0x14/0x70

 5727 10:24:35.382032  # [   41.696877] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800500[   51.566900]  ? asm_exc_invalid_op+0x12/0x20

 5728 10:24:35.382117  33

 5729 10:24:35.395299  # [   41.703292] CR2: 00007fa835e4b000 CR3: 0000000102716005[   51.577784]  ? refcount_warn_saturate+0x74/0x110

 5730 10:24:35.398040  [   51.589152]  ? refcount_warn_saturate+0x74/0x110

 5731 10:24:35.401442   CR4: 00000000003706e0

 5732 10:24:35.411337  # [   41.711264] BUG: sleeping function [   51.594308]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 5733 10:24:35.414902  [   51.605479]  direct_entry.cold+0x2c/0x38

 5734 10:24:35.421253  called from invalid context at include/linux/percpu-rwsem.h:49

 5735 10:24:35.424840  [   51.609861]  full_proxy_write+0x53/0x80

 5736 10:24:35.434899  # [   41.721179] in_atomic(): 0, irqs_disabled(): 1, non_block: [   51.620355]  vfs_write+0xe7/0x3b0

 5737 10:24:35.437668  [   51.630267]  ksys_write+0x68/0xf0

 5738 10:24:35.441446  0, pid: 1794, name: cat

 5739 10:24:35.447746  # [   41.729636] INFO: lockdep is turne[   51.633968]  do_syscall_64+0x30/0x40

 5740 10:24:35.454334  [   51.644168]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5741 10:24:35.454424  d off.

 5742 10:24:35.457382  # [   41.734011] irq event stamp: 0

 5743 10:24:35.464054  # [   41.737417] ha[   51.649812] RIP: 0033:0x7fc0c244b473

 5744 10:24:35.470493  rdirqs last  enabled at (0): [<0000000000000000>] 0x0

 5745 10:24:35.493926  # [   41.[   51.660016] 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

 5746 10:24:35.506913  744416] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy[   51.687221] RSP: 002b:00007ffc847aa2c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5747 10:24:35.513421  [   51.701894] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc0c244b473

 5748 10:24:35.516764  _process+0x664/0x1c60

 5749 10:24:35.529986  # [   41.753551] softirqs last  enabled a[   51.709869] RDX: 0000000000000012 RSI: 00007fc0c233f000 RDI: 0000000000000001

 5750 10:24:35.536891  [   51.724050] RBP: 00007fc0c233f000 R08: 00007fc0c233e010 R09: 0000000000000000

 5751 10:24:35.543101  t (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5752 10:24:35.549512  # [   41.[   51.732022] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5753 10:24:35.559336  [   51.746203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5754 10:24:35.566230  762688] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5755 10:24:35.569159  [   51.754180] irq event stamp: 0

 5756 10:24:35.575689  [   51.763796] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5757 10:24:35.575775  

 5758 10:24:35.592403  # [   41.769689] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W[   51.770799] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5759 10:24:35.598614  [   51.786145] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5760 10:24:35.602138           5.10.182-cip34 #1

 5761 10:24:35.611989  # [   41.778339] Hardware name: Goog[   51.795285] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5762 10:24:35.618604  [   51.808493] ---[ end trace 04bede4d306f3cfc ]---

 5763 10:24:35.621840  le Rammus/Rammus, BIOS  09/04/2020

 5764 10:24:35.628268  # [   41.785142] Call Trace:[   51.813669] lkdtm: Zero detected: saturated

 5765 10:24:35.628384  

 5766 10:24:35.635016  # [   41.787869]  dump_stack+0x77/0x9b

 5767 10:24:35.637979  # [   41.791567]  ___might_sleep.cold+0xa6/0xb6

 5768 10:24:35.641258  # [   41.796141]  exit_signals+0x1c/0x300

 5769 10:24:35.644842  # [   41.800129]  do_exit+0xc2/0xab0

 5770 10:24:35.651061  # [   41.803632]  ? ksys_write+0x68/0xf0

 5771 10:24:35.654534  # [   41.807524]  make_task_dead+0x2f/0x30

 5772 10:24:35.661286  # [   41.811610]  rewind_stack_and_make_dead+0x17/0x20

 5773 10:24:35.664268  # [   41.816860] RIP: 0033:0x7fa835d32473

 5774 10:24:35.684024  # [   41.820849] 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

 5775 10:24:35.694050  # [   41.841834] RSP: 002b:00007ffd9364d0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5776 10:24:35.700669  # [   41.850290] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fa835d32473

 5777 10:24:35.710589  # [   41.858258] RDX: 0000000000000011 RSI: 00007fa835c26000 RDI: 0000000000000001

 5778 10:24:35.717236  # [   41.866228] RBP: 00007fa835c26000 R08: 00007fa835c25010 R09: 0000000000000000

 5779 10:24:35.727013  # [   41.874198] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5780 10:24:35.733369  # [   41.882168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5781 10:24:35.740117  # ACCESS_USERSPACE: saw 'call trace:': ok

 5782 10:24:35.743545  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh

 5783 10:24:35.746405  # selftests: lkdtm: ACCESS_NULL.sh

 5784 10:24:35.746486  # Killed

 5785 10:24:35.753171  # [   42.075789] lkdtm: Performing direct entry ACCESS_NULL

 5786 10:24:35.760031  #[   51.944835] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 5787 10:24:35.766261   [   42.082360] lkdtm: attempting bad read at 0000000000000000

 5788 10:24:35.772914  [   51.955690] lkdtm: attempting bad refcount_inc() from saturated

 5789 10:24:35.786188  # [   42.094729] BUG: kernel NULL pointer dereference, address: [   51.968518] ------------[ cut here ]------------

 5790 10:24:35.786293  0000000000000000

 5791 10:24:35.796068  # [   42.108729] #PF: supervisor read access i[   51.979881] refcount_t: saturated; leaking memory.

 5792 10:24:35.799360  n kernel mode

 5793 10:24:35.812095  # [   42.114474] #PF: error_code(0x0000) - not-pr[   51.991464] WARNING: CPU: 1 PID: 2301 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5794 10:24:35.812197  esent page

 5795 10:24:35.815808  # [   42.126428] PGD 0 P4D 0 

 5796 10:24:35.871516  # [   42.129253] Oops[   52.007094] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5797 10:24:35.871667  : 0000 [#13] SMP PTI

 5798 10:24:35.884617  # [   42.133232] CPU: 1 PID: 1829 Comm: ca[   52.065765] CPU: 1 PID: 2301 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5799 10:24:35.891005  t Tainted: G      D W         5.10.182-cip34 #1

 5800 10:24:35.897867  # [   42.141885[   52.080632] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5801 10:24:35.904267  ] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5802 10:24:35.911008  # [   4[   52.093650] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5803 10:24:35.914482  2.148695] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5804 10:24:35.937527  # [   42.153948[   52.105701] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 5805 10:24:35.950420  ] Code: 93 d7 fb ff be 00 10 00 00 48 89 ef e8 35 65 0f ff e9 69[   52.132897] RSP: 0018:ffffb16202d9fe48 EFLAGS: 00010286

 5806 10:24:35.963945   ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 48 a6 1f b4 e8 6d d7 [   52.144947] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 5807 10:24:35.976678  fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 70 a6 1f[   52.159141] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5808 10:24:35.986879  [   52.173329] RBP: ffffffffb41f97e5 R08: 0000000000000000 R09: 0000000000000000

 5809 10:24:35.993340  [   52.181305] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5810 10:24:35.996412   b4 48 01

 5811 10:24:36.009806  # [   42.181148] RSP: 0018:ffffb1620266fe58 EFLAGS: 0[   52.189277] R13: ffffb16202d9ff10 R14: ffffb16202d9ff10 R15: ffff996b4403e000

 5812 10:24:36.016263  [   52.203457] FS:  00007f66a8ae6580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5813 10:24:36.019591  0010246

 5814 10:24:36.029369  # [   42.186983] RAX: 000000000000002e RBX: 00000000000[   52.212499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5815 10:24:36.039197  [   52.225127] CR2: 00007f66a88f0000 CR3: 000000010274a003 CR4: 00000000003706e0

 5816 10:24:36.039290  00027 RCX: 0000000000000000

 5817 10:24:36.045895  # [   42.194952] RDX: 0000000000000[   52.233099] Call Trace:

 5818 10:24:36.052774  000 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5819 10:24:36.055703  # [   42.202922[   52.242059]  ? __warn+0x80/0x110

 5820 10:24:36.062292  [   52.251859]  ? refcount_warn_saturate+0x51/0x110

 5821 10:24:36.065852  [   52.257019]  ? report_bug+0x9e/0xc0

 5822 10:24:36.068845  [   52.260918]  ? handle_bug+0x41/0x90

 5823 10:24:36.075644  [   52.264821]  ? exc_invalid_op+0x14/0x70

 5824 10:24:36.078609  [   52.269108]  ? asm_exc_invalid_op+0x12/0x20

 5825 10:24:36.085513  [   52.273788]  ? refcount_warn_saturate+0x51/0x110

 5826 10:24:36.095117  ] RBP: ffffffffb41f9739 R08: 0000000000000000 R09: 0000000000000[   52.278954]  ? refcount_warn_saturate+0x51/0x110

 5827 10:24:36.101722  [   52.290322]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 5828 10:24:36.104872  [   52.295773]  direct_entry.cold+0x2c/0x38

 5829 10:24:36.104957  000

 5830 10:24:36.114800  # [   42.210892] R10: 00000000ffffe000 R11: 3ffffffffffffff[   52.300157]  full_proxy_write+0x53/0x80

 5831 10:24:36.118347  f R12: 000000000000000c

 5832 10:24:36.124471  # [   42.218861] R13: ffffb1620266ff10 [   52.310647]  vfs_write+0xe7/0x3b0

 5833 10:24:36.131585  R14: ffffb1620266ff10 R15: ffff996b43254000

 5834 10:24:36.134358  # [   42.226831] FS[   52.320586]  ksys_write+0x68/0xf0

 5835 10:24:36.144698  :  00007f95c20db580(0000) GS:ffff996bbac80000(0000) knlGS:000000[   52.330501]  do_syscall_64+0x30/0x40

 5836 10:24:36.151030  [   52.340724]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5837 10:24:36.154209  [   52.346391] RIP: 0033:0x7f66a89fc473

 5838 10:24:36.157478  0000000000

 5839 10:24:36.183826  # [   42.235869] CS:  0010 DS: 0000 ES: 0000 CR0: 00[   52.350408] 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

 5840 10:24:36.190335  [   52.377600] RSP: 002b:00007ffdca9543f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5841 10:24:36.193324  00000080050033

 5842 10:24:36.206719  # [   42.242284] CR2: 0000000000000000 CR3: 0000[   52.386060] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f66a89fc473

 5843 10:24:36.213749  [   52.400244] RDX: 0000000000000017 RSI: 00007f66a88f0000 RDI: 0000000000000001

 5844 10:24:36.216751  000102702005 CR4: 00000000003706e0

 5845 10:24:36.226781  # [   42.250255] Call Trace:[   52.408216] RBP: 00007f66a88f0000 R08: 00007f66a88ef010 R09: 0000000000000000

 5846 10:24:36.236819  [   52.422401] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5847 10:24:36.236916  

 5848 10:24:36.239750  # [   42.252984]  ? __die_body.cold+0x1a/0x1f

 5849 10:24:36.249891  # [   42.257363[   52.430374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5850 10:24:36.253371  ]  ? no_context+0x177/0x380

 5851 10:24:36.260219  # [   42.267679]  ? exc_page_fault+[   52.444562] irq event stamp: 0

 5852 10:24:36.260325  0x53/0x170

 5853 10:24:36.266555  # [   42.272057]  ? asm_exc_page_fault+0x1e/0x30

 5854 10:24:36.272947  # [   52.454209] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5855 10:24:36.276327  [   42.282942]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5856 10:24:36.286141  # [   42.287515] [   52.467426] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5857 10:24:36.289120   ? lkdtm_ACCESS_NULL+0x14/0x53

 5858 10:24:36.302229  # [   42.298301]  direct_entry.c[   52.482777] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5859 10:24:36.305796  old+0x2c/0x38

 5860 10:24:36.308990  # [   42.302680]  full_proxy_write+0x53/0x80

 5861 10:24:36.315550  # [[   52.498128] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5862 10:24:36.322264  [   52.511343] ---[ end trace 04bede4d306f3cfd ]---

 5863 10:24:36.325349     42.306964]  vfs_write+0xe7/0x3b0

 5864 10:24:36.331706  # [   42.316875]  ksys_writ[   52.516501] lkdtm: Saturation detected: still saturated

 5865 10:24:36.335208  e+0x68/0xf0

 5866 10:24:36.338652  # [   42.320566]  do_syscall_64+0x30/0x40

 5867 10:24:36.344817  # [   42.324555]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5868 10:24:36.348570  # [   42.330196] RIP: 0033:0x7f95c1ff1473

 5869 10:24:36.371556  # [   42.334184] 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

 5870 10:24:36.378205  # [   42.355170] RSP: 002b:00007ffdc50b6e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5871 10:24:36.387641  # [   42.363617] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f95c1ff1473

 5872 10:24:36.394177  # [   42.371588] RDX: 000000000000000c RSI: 00007f95c1ee5000 RDI: 0000000000000001

 5873 10:24:36.403867  # [   42.379557] RBP: 00007f95c1ee5000 R08: 00007f95c1ee4010 R09: 0000000000000000

 5874 10:24:36.410643  # [   42.387528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5875 10:24:36.420844  # [   42.395497] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5876 10:24:36.463629  # [   42.403470] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp[   52.648416] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 5877 10:24:36.476661  _thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i[   52.659657] lkdtm: attempting bad refcount_dec() from saturated

 5878 10:24:36.489855  2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backli[   52.672492] ------------[ cut here ]------------

 5879 10:24:36.489959  ght coreboot_table

 5880 10:24:36.493257  # [   42.462142] CR2: 0000000000000000

 5881 10:24:36.499386  # [ [   52.683857] refcount_t: decrement hit 0; leaking memory.

 5882 10:24:36.506281    42.465831] ---[ end trace 04bede4d306f3cef ]---

 5883 10:24:36.516274  # [   42.4709[   52.696018] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5884 10:24:36.519555  87] RIP: 0010:lkdtm_BUG+0x5/0x10

 5885 10:24:36.575323  # [   42.475365] Code: 89 ff e[   52.711679] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5886 10:24:36.588709  8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3[   52.770360] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5887 10:24:36.601858   cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 6[   52.785205] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5888 10:24:36.608119  6 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5889 10:24:36.614788  # [ [   52.798225] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5890 10:24:36.621822    42.496349] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 5891 10:24:36.641245  # [   [   52.810277] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5892 10:24:36.647582  [   52.837478] RSP: 0018:ffffb16202e0fe48 EFLAGS: 00010286

 5893 10:24:36.663781  42.502184] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000[   52.843315] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 5894 10:24:36.670747  [   52.857495] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 5895 10:24:36.670830  000000000000

 5896 10:24:36.683406  # [   42.510153] RDX: 0000000000000000 RSI: ffff99[   52.865468] RBP: ffffffffb41f97fc R08: 0000000000000000 R09: 0000000000000000

 5897 10:24:36.693656  [   52.879652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5898 10:24:36.696686  6bbad9bf70 RDI: ffffffffb3d7e850

 5899 10:24:36.706455  # [   42.518123] RBP: ffffffff[   52.887665] R13: ffffb16202e0ff10 R14: ffffb16202e0ff10 R15: ffff996b4489e000

 5900 10:24:36.716811  [   52.901830] FS:  00007f9253c88580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5901 10:24:36.719652  b425dc18 R08: 0000000000000001 R09: 0000000000000001

 5902 10:24:36.729869  # [   42.5[   52.910870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5903 10:24:36.736290  [   52.923495] CR2: 00007f9253a92000 CR3: 0000000103f46001 CR4: 00000000003706e0

 5904 10:24:36.746099  26092] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000[   52.931466] Call Trace:

 5905 10:24:36.746247  00000004

 5906 10:24:36.756034  # [   42.534060] R13: ffffb16201367f10 R14: ffffb16201[   52.940409]  ? __warn+0x80/0x110

 5907 10:24:36.759158  [   52.950222]  ? refcount_warn_saturate+0xfb/0x110

 5908 10:24:36.762332  367f10 R15: ffff996b43273000

 5909 10:24:36.769064  # [   42.542031] FS:  00007f95c20d[   52.955378]  ? report_bug+0x9e/0xc0

 5910 10:24:36.775441  b580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 5911 10:24:36.778608  # [[   52.965485]  ? handle_bug+0x41/0x90

 5912 10:24:36.785453     42.551062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5913 10:24:36.792045  [   52.975595]  ? exc_invalid_op+0x14/0x70

 5914 10:24:36.792120  

 5915 10:24:36.801970  # [   42.557476] CR2: 0000000000000000 CR3: 0000000102702005 CR[   52.986094]  ? asm_exc_invalid_op+0x12/0x20

 5916 10:24:36.805188  4: 00000000003706e0

 5917 10:24:36.811767  # [   42.565446] BUG: sleeping function cal[   52.996981]  ? refcount_warn_saturate+0xfb/0x110

 5918 10:24:36.818459  led from invalid context at include/linux/percpu-rwsem.h:49

 5919 10:24:36.825018  # [[   53.008348]  ? refcount_warn_saturate+0xfb/0x110

 5920 10:24:36.834646     42.575359] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, [   53.019734]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 5921 10:24:36.838097  pid: 1829, name: cat

 5922 10:24:36.848185  # [   42.583817] INFO: lockdep is turned o[   53.031397]  direct_entry.cold+0x2c/0x38

 5923 10:24:36.848278  ff.

 5924 10:24:36.851039  # [   42.588193] irq event stamp: 0

 5925 10:24:36.857565  # [   42.591599] hardi[   53.041994]  full_proxy_write+0x53/0x80

 5926 10:24:36.860849  rqs last  enabled at (0): [<0000000000000000>] 0x0

 5927 10:24:36.867276  # [   42.598[   53.052493]  vfs_write+0xe7/0x3b0

 5928 10:24:36.877390  599] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_pr[   53.062406]  ksys_write+0x68/0xf0

 5929 10:24:36.880977  ocess+0x664/0x1c60

 5930 10:24:36.886975  # [   42.607735] softirqs last  enabled at ([   53.072321]  do_syscall_64+0x30/0x40

 5931 10:24:36.893776  0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5932 10:24:36.900442  # [   42.616[   53.082527]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5933 10:24:36.907018  870] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5934 10:24:36.910036  # [   53.094383] RIP: 0033:0x7f9253b9e473

 5935 10:24:36.936645  [   42.623871] CPU: 1 PID: 1829 Comm: cat Tainted: G      D W   [   53.104589] 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

 5936 10:24:36.940032        5.10.182-cip34 #1

 5937 10:24:36.949669  # [   42.632511] Hardware name: Google [   53.131788] RSP: 002b:00007ffca9f38498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5938 10:24:36.952853  Rammus/Rammus, BIOS  09/04/2020

 5939 10:24:36.956561  # [   42.639316] Call Trace:

 5940 10:24:36.966275  #[   53.146460] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9253b9e473

 5941 10:24:36.969524   [   42.642043]  dump_stack+0x77/0x9b

 5942 10:24:36.979321  # [   42.645741]  ___migh[   53.160645] RDX: 0000000000000017 RSI: 00007f9253a92000 RDI: 0000000000000001

 5943 10:24:36.982426  t_sleep.cold+0xa6/0xb6

 5944 10:24:36.992668  # [   42.650314]  exit_signals+0x1c/0x30[   53.174830] RBP: 00007f9253a92000 R08: 00007f9253a91010 R09: 0000000000000000

 5945 10:24:36.995868  0

 5946 10:24:36.999354  # [   42.654304]  do_exit+0xc2/0xab0

 5947 10:24:37.008999  # [   42.657798]  ? ksy[   53.189016] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5948 10:24:37.009108  s_write+0x68/0xf0

 5949 10:24:37.015216  # [   42.661692]  make_task_dead+0x2f/0x30

 5950 10:24:37.022039  #[   53.203201] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5951 10:24:37.028376   [   42.665780]  rewind_stack_and_make_dead+0x17/0x20

 5952 10:24:37.031600  # [   42.[   53.217391] irq event stamp: 0

 5953 10:24:37.034871  671031] RIP: 0033:0x7f95c1ff1473

 5954 10:24:37.044969  # [   42.675020] Code: 8b 15 2[   53.227009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5955 10:24:37.061158  1 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64[   53.240223] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5956 10:24:37.074611   8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 0[   53.255577] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 5957 10:24:37.080845  0 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5958 10:24:37.090677  # [ [   53.270932] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5959 10:24:37.100529    42.695998] RSP: 002b:00007ffdc50b6e18 EFLAGS: 00000246 ORIG_RA[   53.284148] ---[ end trace 04bede4d306f3cfe ]---

 5960 10:24:37.103670  X: 0000000000000001

 5961 10:24:37.113454  # [   42.704448] RAX: ffffffffffffffda RBX:[   53.295516] lkdtm: Saturation detected: still saturated

 5962 10:24:37.116918   000000000000000c RCX: 00007f95c1ff1473

 5963 10:24:37.123278  # [   42.712418] RDX: 000000000000000c RSI: 00007f95c1ee5000 RDI: 0000000000000001

 5964 10:24:37.133401  # [   42.720387] RBP: 00007f95c1ee5000 R08: 00007f95c1ee4010 R09: 0000000000000000

 5965 10:24:37.139789  # [   42.728356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5966 10:24:37.149734  # [   42.736325] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5967 10:24:37.153318  # ACCESS_NULL: saw 'call trace:': ok

 5968 10:24:37.156235  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5969 10:24:37.159565  # selftests: lkdtm: WRITE_RO.sh

 5970 10:24:37.159648  # Killed

 5971 10:24:37.166189  # [   42.866508] lkdtm: Performing direct entry WRITE_RO

 5972 10:24:37.172878  # [   42.874064] lkdtm: attempting bad rodata write at ffffffffb3d7ecd0

 5973 10:24:37.182744  # [   42.887220] BUG: unable to handle page fault for address: ffffffffb3d7ecd0

 5974 10:24:37.186063  # [   42.901069] #PF: supervisor write access in kernel mode

 5975 10:24:37.192716  # [   42.906903] #PF: error_code(0x0003) - permissions violation

 5976 10:24:37.202739  # [   42.913125] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 80000001156000e1 

 5977 10:24:37.205977  # [   42.920909] Oops: 0003 [#14] SMP PTI

 5978 10:24:37.215708  # [   42.924897] CPU: 0 PID: 1864 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5979 10:24:37.222687  # [   42.933547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5980 10:24:37.225748  # [   42.940357] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5981 10:24:37.242097  # [   42.945315] Code: 00 48 c7 c7 28 a5 1f b4 48 c7 c6 d0 ec d7 b3 e8 17 da fb ff 48 8b 05 4f 06 97 [   53.428226] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 5982 10:24:37.255205  00 ba 34 12 cd ab 48 c7 c7 58 a5 1f b4 48 31 d0 <48> 89 05 39 06[   53.438683] lkdtm: attempting bad refcount_dec() from saturated

 5983 10:24:37.261848  [   53.451519] ------------[ cut here ]------------

 5984 10:24:37.268241  [   53.456683] refcount_t: saturated; leaking memory.

 5985 10:24:37.271755   97 00 e9 f5 d9 fb ff 0f 1f 44 00 00 48 8b 05 88 fc

 5986 10:24:37.281404  # [   42.96[   53.462045] WARNING: CPU: 3 PID: 2371 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5987 10:24:37.287917  6293] RSP: 0018:ffffb1620271fe60 EFLAGS: 00010202

 5988 10:24:37.340666  # [   42.9721[   53.477681] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 5989 10:24:37.350451  [   53.536348] CPU: 3 PID: 2371 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 5990 10:24:37.363657  28] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 00000000000[   53.545002] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5991 10:24:37.370012  [   53.558029] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5992 10:24:37.389860  [   53.563896] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 5993 10:24:37.396431  [   53.584877] RSP: 0018:ffffb16202e47e48 EFLAGS: 00010286

 5994 10:24:37.402900  [   53.590726] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 5995 10:24:37.412795  [   53.598746] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 5996 10:24:37.419284  [   53.606750] RBP: ffffffffb41f9813 R08: 0000000000000000 R09: 0000000000000000

 5997 10:24:37.429009  [   53.614746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5998 10:24:37.435819  [   53.622736] R13: ffffb16202e47f10 R14: ffffb16202e47f10 R15: ffff996b448cb000

 5999 10:24:37.445799  [   53.630709] FS:  00007fe802f6b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6000 10:24:37.452316  [   53.639748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6001 10:24:37.458821  [   53.646167] CR2: 00007fe802d75000 CR3: 0000000103db4004 CR4: 00000000003706e0

 6002 10:24:37.462276  [   53.654137] Call Trace:

 6003 10:24:37.465168  [   53.656870]  ? __warn+0x80/0x110

 6004 10:24:37.465251  00000

 6005 10:24:37.475169  # [   42.980096] RDX: 00000000abcd1234 RSI: ffff996bbac1b[   53.660500]  ? refcount_warn_saturate+0x51/0x110

 6006 10:24:37.482098  [   53.671866]  ? report_bug+0x9e/0xc0

 6007 10:24:37.485248  [   53.675761]  ? handle_bug+0x41/0x90

 6008 10:24:37.488238  [   53.679679]  ? exc_invalid_op+0x14/0x70

 6009 10:24:37.491370  f70 RDI: ffffffffb41fa558

 6010 10:24:37.498244  # [   42.988065] RBP: ffffffffb41f974[   53.683965]  ? asm_exc_invalid_op+0x12/0x20

 6011 10:24:37.504596  [   53.694846]  ? refcount_warn_saturate+0x51/0x110

 6012 10:24:37.508124  5 R08: 0000000000000000 R09: 0000000000000000

 6013 10:24:37.514658  # [   42.996036] [   53.700029]  ? refcount_warn_saturate+0x51/0x110

 6014 10:24:37.521133  [   53.711393]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6015 10:24:37.524240  [   53.716841]  direct_entry.cold+0x2c/0x38

 6016 10:24:37.531124  [   53.721247]  full_proxy_write+0x53/0x80

 6017 10:24:37.534162  [   53.725555]  vfs_write+0xe7/0x3b0

 6018 10:24:37.537776  [   53.729279]  ksys_write+0x68/0xf0

 6019 10:24:37.540598  [   53.732981]  do_syscall_64+0x30/0x40

 6020 10:24:37.547593  [   53.736972]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6021 10:24:37.550837  [   53.742613] RIP: 0033:0x7fe802e81473

 6022 10:24:37.573688  [   53.746603] 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

 6023 10:24:37.579892  [   53.767586] RSP: 002b:00007ffd793354d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6024 10:24:37.589803  [   53.776042] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe802e81473

 6025 10:24:37.596502  [   53.784014] RDX: 0000000000000017 RSI: 00007fe802d75000 RDI: 0000000000000001

 6026 10:24:37.606224  [   53.791984] RBP: 00007fe802d75000 R08: 00007fe802d74010 R09: 0000000000000000

 6027 10:24:37.612682  [   53.799955] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6028 10:24:37.619314  [   53.807925] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6029 10:24:37.629372  R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000[   53.815905] irq event stamp: 0

 6030 10:24:37.635968  [   53.825526] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6031 10:24:37.639360  9

 6032 10:24:37.652460  # [   43.004009] R13: ffffb1620271ff10 R14: ffffb1620271ff10 [   53.832527] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6033 10:24:37.662279  [   53.847876] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6034 10:24:37.669026  [   53.857010] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6035 10:24:37.675611  [   53.864009] ---[ end trace 04bede4d306f3cff ]---

 6036 10:24:37.678600  [   53.869164] lkdtm: Saturation detected: still saturated

 6037 10:24:37.682052  R15: ffff996b426d2000

 6038 10:24:37.691963  # [   43.011979] FS:  00007f51aa7a2580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6039 10:24:37.698283  # [   43.021017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6040 10:24:37.704875  # [   43.027435] CR2: ffffffffb3d7ecd0 CR3: 00000001027b6004 CR4: 00000000003706f0

 6041 10:24:37.708145  # [   43.035406] Call Trace:

 6042 10:24:37.714887  # [   43.038137]  ? __die_body.cold+0x1a/0x1f

 6043 10:24:37.718327  # [   43.042514]  ? no_context+0x177/0x380

 6044 10:24:37.721315  # [   43.046603]  ? exc_page_fault+0xd7/0x170

 6045 10:24:37.727854  # [   43.050988]  ? asm_exc_page_fault+0x1e/0x30

 6046 10:24:37.731263  # [   43.055679]  ? lkdtm_WRITE_RO+0x2e/0x3a

 6047 10:24:37.737831  # [   43.059961]  direct_entry.cold+0x2c/0x38

 6048 10:24:37.741102  # [   43.064342]  full_proxy_write+0x53/0x80

 6049 10:24:37.744661  # [   43.068630]  vfs_write+0xe7/0x3b0

 6050 10:24:37.747727  # [   43.072335]  ksys_write+0x68/0xf0

 6051 10:24:37.751127  # [   43.076034]  do_syscall_64+0x30/0x40

 6052 10:24:37.757773  # [   43.080025]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6053 10:24:37.764138  # [   43.085666] RIP: 0033:0x7f51aa6b8473

 6054 10:24:37.784281  # [   43.089654] 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

 6055 10:24:37.793713  # [   43.110641] RSP: 002b:00007ffe87786718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6056 10:24:37.800501  # [   43.119099] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f51aa6b8473

 6057 10:24:37.810467  # [   43.127070] RDX: 00000000000000[   53.997697] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6058 10:24:37.817013  09 RSI: 00007f51aa5ac000 RDI: 0000000000000001

 6059 10:24:37.826967  # [   43.135040][   54.007197] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6060 10:24:37.836934   RBP: 00007f51aa5ac000 R08: 00007f51aa5ab010 R09: 00000000000000[   54.020925] ------------[ cut here ]------------

 6061 10:24:37.837022  00

 6062 10:24:37.849952  # [   43.143012] R10: fffffffffffffbc5 R11: 0000000000000246[   54.032289] refcount_t: saturated; leaking memory.

 6063 10:24:37.850043   R12: 0000000000000001

 6064 10:24:37.862907  # [   43.150982] R13: 0000000000000001 R[   54.043905] WARNING: CPU: 0 PID: 2403 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6065 10:24:37.869806  14: 0000000000020000 R15: 0000000000020000

 6066 10:24:37.922386  # [   43.158956] Mod[   54.059542] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6067 10:24:37.938650  ules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors[   54.118200] CPU: 0 PID: 2403 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6068 10:24:37.951762   cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf in[   54.133102] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6069 10:24:37.961710  dustrialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_[   54.146221] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6070 10:24:37.991292  ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvc[   54.158210] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 6071 10:24:38.000864  video cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf[   54.185498] RSP: 0018:ffffb16202f37e38 EFLAGS: 00010282

 6072 10:24:38.017312  2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal c[   54.197508] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6073 10:24:38.030879  ros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid[   54.211719] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 6074 10:24:38.043702   cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight corebo[   54.225915] RBP: ffffffffb41f9440 R08: 0000000000000000 R09: 0000000000000000

 6075 10:24:38.047081  ot_table

 6076 10:24:38.050004  # [   43.211447] CR2: ffffffffb3d7ecd0

 6077 10:24:38.060266  # [   43.21514[   54.240137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6078 10:24:38.063180  6] ---[ end trace 04bede4d306f3cf0 ]---

 6079 10:24:38.073083  # [   43.220302] RIP: 0[   54.254289] R13: ffffb16202f37f10 R14: ffffb16202f37f10 R15: ffff996b45911000

 6080 10:24:38.076487  010:lkdtm_BUG+0x5/0x10

 6081 10:24:38.089611  # [   43.224685] Code: 89 ff e8 3e e6 79[   54.268532] FS:  00007fc3304d5580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6082 10:24:38.102782   ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc [   54.283779] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6083 10:24:38.115730  cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   54.296470] CR2: 00007fc3302df000 CR3: 0000000103b82002 CR4: 00000000003706f0

 6084 10:24:38.119198   00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 6085 10:24:38.125539  # [   43.24567[   54.310625] Call Trace:

 6086 10:24:38.128888  2] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 6087 10:24:38.135670  # [   43.251506][   54.319588]  ? __warn+0x80/0x110

 6088 10:24:38.145268   RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 00000000000000[   54.329401]  ? refcount_warn_saturate+0x97/0x110

 6089 10:24:38.145417  00

 6090 10:24:38.155316  # [   43.259476] RDX: 0000000000000000 RSI: ffff996bbad9bf70[   54.340842]  ? report_bug+0x9e/0xc0

 6091 10:24:38.158537   RDI: ffffffffb3d7e850

 6092 10:24:38.164789  # [   43.267445] RBP: ffffffffb425dc18 R[   54.350917]  ? handle_bug+0x41/0x90

 6093 10:24:38.171300  08: 0000000000000001 R09: 0000000000000001

 6094 10:24:38.174723  # [   43.275414] R10[   54.361124]  ? exc_invalid_op+0x14/0x70

 6095 10:24:38.181283  : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6096 10:24:38.188256  [   54.371551]  ? asm_exc_invalid_op+0x12/0x20

 6097 10:24:38.197842  # [   43.283383] R13: ffffb16201367f10 R14: ffffb16201367f10 R15[   54.382462]  ? refcount_warn_saturate+0x97/0x110

 6098 10:24:38.201303  : ffff996b43273000

 6099 10:24:38.210870  # [   43.291355] FS:  00007f51aa7a2580(0000)[   54.393840]  ? refcount_warn_saturate+0x97/0x110

 6100 10:24:38.214249   GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6101 10:24:38.224054  # [   43.3003[   54.405229]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6102 10:24:38.227059  86] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6103 10:24:38.233968  # [   43.[   54.417581]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6104 10:24:38.246957  306803] CR2: ffffffffb3d7ecd0 CR3: 00000001027b6004 CR4: 0000000[   54.430114]  direct_entry.cold+0x2c/0x38

 6105 10:24:38.247051  0003706f0

 6106 10:24:38.250432  # WRITE_RO: saw 'call trace:': ok

 6107 10:24:38.256620  ok 39 selftests: l[   54.440723]  full_proxy_write+0x53/0x80

 6108 10:24:38.256709  kdtm: WRITE_RO.sh

 6109 10:24:38.262975  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6110 10:24:38.266415  #[   54.451226]  vfs_write+0xe7/0x3b0

 6111 10:24:38.266500   Killed

 6112 10:24:38.276405  # [   43.519157] lkdtm: Performing direct entry WRITE_R[   54.461146]  ksys_write+0x68/0xf0

 6113 10:24:38.276504  O_AFTER_INIT

 6114 10:24:38.286064  # [   43.526408] lkdtm: attempting bad ro_after_in[   54.471079]  do_syscall_64+0x30/0x40

 6115 10:24:38.289184  it write at ffffffffb427e330

 6116 10:24:38.299035  # [   43.534009] BUG: unable to ha[   54.481246]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6117 10:24:38.302391  ndle page fault for address: ffffffffb427e330

 6118 10:24:38.309127  # [   43.541697] [   54.493140] RIP: 0033:0x7fc3303eb473

 6119 10:24:38.312171  #PF: supervisor write access in kernel mode

 6120 10:24:38.335332  # [   43.547533] #P[   54.503331] 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

 6121 10:24:38.338578  F: error_code(0x0003) - permissions violation

 6122 10:24:38.348309  # [   43.553746] [   54.530565] RSP: 002b:00007ffced5236c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6123 10:24:38.358540  [   54.545222] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc3303eb473

 6124 10:24:38.371830  PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 10593e063 PTE 8000[   54.553231] RDX: 0000000000000020 RSI: 00007fc3302df000 RDI: 0000000000000001

 6125 10:24:38.381253  [   54.567375] RBP: 00007fc3302df000 R08: 00007fc3302de010 R09: 0000000000000000

 6126 10:24:38.381399  000115c7e061

 6127 10:24:38.384689  # [   43.562788] Oops: 0003 [#15] SMP PTI

 6128 10:24:38.394279  # [   4[   54.575373] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6129 10:24:38.407700  3.566776] CPU: 2 PID: 1899 Comm: cat Tainted: G      D W        [   54.589553] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6130 10:24:38.410904   5.10.182-cip34 #1

 6131 10:24:38.417773  # [   43.575426] Hardware name: Google Rammu[   54.603764] irq event stamp: 0

 6132 10:24:38.420636  s/Rammus, BIOS  09/04/2020

 6133 10:24:38.430438  # [   43.582235] RIP: 0010:lkdtm_WRI[   54.613386] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6134 10:24:38.433971  TE_RO_AFTER_INIT+0x4e/0x5a

 6135 10:24:38.447382  # [   43.588262] Code: a5 1f b4 e9 c[   54.626566] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6136 10:24:38.463293  9 d9 fb ff 48 c7 c7 b0 a5 1f b4 e8 bd d9 fb ff 48 8b 05 55 fc e6[   54.641916] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6137 10:24:38.476709   00 ba 34 12 cd ab 48 c7 c7 58 a5 1f b4 48 31 d0 <48> 89 05 3f f[   54.657304] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6138 10:24:38.479603  [   54.670505] ---[ end trace 04bede4d306f3d00 ]---

 6139 10:24:38.486241  c e6 00 e9 9b d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 6140 10:24:38.492833  # [   43.6[   54.675688] lkdtm: Saturation detected: still saturated

 6141 10:24:38.495950  09246] RSP: 0018:ffffb1620279fe60 EFLAGS: 00010202

 6142 10:24:38.506099  # [   43.615080] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 6143 10:24:38.512377  # [   43.623050] RDX: 00000000abcd1234 RSI: ffff996bbad1bf70 RDI: ffffffffb41fa558

 6144 10:24:38.522055  # [   43.631018] RBP: ffffffffb41f974e R08: 0000000000000000 R09: 0000000000000000

 6145 10:24:38.528875  # [   43.638989] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 6146 10:24:38.538824  # [   43.646959] R13: ffffb1620279ff10 R14: ffffb1620279ff10 R15: ffff996b43f59000

 6147 10:24:38.548716  # [   43.654930] FS:  00007f53ae261580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 6148 10:24:38.555089  # [   43.663967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6149 10:24:38.561760  # [   43.670383] CR2: ffffffffb427e330 CR3: 00000001026ee005 CR4: 00000000003706e0

 6150 10:24:38.564987  # [   43.678355] Call Trace:

 6151 10:24:38.568479  # [   43.681083]  ? __die_body.cold+0x1a/0x1f

 6152 10:24:38.575265  # [   43.685463]  ? no_context+0x177/0x380

 6153 10:24:38.578090  # [   43.689550]  ? exc_page_fault+0xd7/0x170

 6154 10:24:38.584533  # [   43.693928]  ? asm_exc_page_fault+0x1e/0x30

 6155 10:24:38.588013  # [   43.698600]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 6156 10:24:38.594424  # [   43.703950]  direct_entry.cold+0x2c/0x38

 6157 10:24:38.597854  # [   43.708328]  full_proxy_write+0x53/0x80

 6158 10:24:38.600921  # [   43.712610]  vfs_write+0xe7/0x3b0

 6159 10:24:38.607540  # [   43.716308]  ksys_write+0x68/0xf0

 6160 10:24:38.611126  # [   43.720007]  do_syscall_64+0x30/0x40

 6161 10:24:38.617468  # [   43.723994]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6162 10:24:38.620854  # [   43.729633] RIP: 0033:0x7f53ae177473

 6163 10:24:38.643850  # [   43.733622] 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

 6164 10:24:38.653231  # [   43.754610] RSP: 002b:00007fff33864908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6165 10:24:38.660061  # [   43.763066] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f53ae177473

 6166 10:24:38.669471  # [   43.771037] RDX: 0000000000000014 RSI: 00007f53ae06b000 RDI: 0000000000000001

 6167 10:24:38.676128  # [   43.779006] RBP: 00007f53ae06b000 R08: 00007f53ae06a010 R09: 0000000000000000

 6168 10:24:38.686156  # [   43.786976] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6169 10:24:38.693166  # [   43.794945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6170 10:24:38.745401  # [   43.802920] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6171 10:24:38.748524  # [   43.861631] CR2: ffffffffb427e330

 6172 10:24:38.755568  # [   43.865329] ---[ end trace 04bede4d306f3cf1 ]---

 6173 10:24:38.758622  # [   43.870486] RIP: 0010:lkdtm_BUG+0x5/0x10

 6174 10:24:38.768195  # [   43.874863] Code: 89 ff[   54.952789] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6175 10:24:38.785010   e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff [   54.965009] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6176 10:24:38.794459  c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b[   54.978758] ------------[ cut here ]------------

 6177 10:24:38.801231   66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 6178 10:24:38.807682  # [   54.990121] refcount_t: saturated; leaking memory.

 6179 10:24:38.811395  [   43.895851] RSP: 0018:ffffb16201367e60 EFLAGS: 00010282

 6180 10:24:38.820783  # [ [   55.001757] WARNING: CPU: 0 PID: 2435 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6181 10:24:38.880027    43.901685] RAX: ffffffffb2d79540 RBX: 0000000000000001 RCX: 00[   55.017352] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6182 10:24:38.883323  00000000000000

 6183 10:24:38.896540  # [   43.909677] RDX: 0000000000000000 RSI: ffff[   55.076072] CPU: 0 PID: 2435 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6184 10:24:38.900088  996bbad9bf70 RDI: ffffffffb3d7e850

 6185 10:24:38.909684  # [   43.917647] RBP: ffffff[   55.090898] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6186 10:24:38.913408  ffb425dc18 R08: 0000000000000001 R09: 0000000000000001

 6187 10:24:38.919538  # [   43[   55.103979] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6188 10:24:38.949256  .925617] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000[   55.115976] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 6189 10:24:38.949383  0000000004

 6190 10:24:38.958746  # [   43.933589] R13: ffffb16201367f10 R14: ffffb162[   55.143217] RSP: 0018:ffffb16202f9fe38 EFLAGS: 00010282

 6191 10:24:38.962744  01367f10 R15: ffff996b43273000

 6192 10:24:38.975321  # [   43.941559] FS:  00007f53ae[   55.155229] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6193 10:24:38.978671  261580(0000) GS:ffff996bbad00000(0000) knlGS:0000000000000000

 6194 10:24:38.988799  #[   55.169410] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 6195 10:24:39.001808   [   43.950599] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003[   55.183592] RBP: ffffffffb41f9460 R08: 0000000000000000 R09: 0000000000000000

 6196 10:24:39.001919  3

 6197 10:24:39.018258  # [   43.957014] CR2: ffffffffb427e330 CR3: 00000001026ee005 [   55.197800] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6198 10:24:39.018369  CR4: 00000000003706e0

 6199 10:24:39.031043  # [   43.964984] BUG: sleeping function c[   55.212011] R13: ffffb16202f9ff10 R14: ffffb16202f9ff10 R15: ffff996b45c6b000

 6200 10:24:39.037612  alled from invalid context at include/linux/percpu-rwsem.h:49

 6201 10:24:39.047539  #[   55.226195] FS:  00007fc0dfdb9580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6202 10:24:39.057703   [   43.974898] in_atomic(): 0, irqs_disabled(): 1, non_block: 0[   55.241434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6203 10:24:39.060587  , pid: 1899, name: cat

 6204 10:24:39.074036  # [   43.983354] INFO: lockdep is turned[   55.254108] CR2: 00007fc0dfbc3000 CR3: 0000000103cde006 CR4: 00000000003706f0

 6205 10:24:39.074147   off.

 6206 10:24:39.077025  # [   43.987731] irq event stamp: 0

 6207 10:24:39.083745  # [   43.991137] har[   55.268314] Call Trace:

 6208 10:24:39.086968  dirqs last  enabled at (0): [<0000000000000000>] 0x0

 6209 10:24:39.093780  # [   43.9[   55.277266]  ? __warn+0x80/0x110

 6210 10:24:39.103178  98136] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_[   55.287106]  ? refcount_warn_saturate+0x97/0x110

 6211 10:24:39.106629  process+0x664/0x1c60

 6212 10:24:39.113122  # [   44.007271] softirqs last  enabled at[   55.298463]  ? report_bug+0x9e/0xc0

 6213 10:24:39.119712   (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6214 10:24:39.123172  # [   44.0[   55.308606]  ? handle_bug+0x41/0x90

 6215 10:24:39.129513  16407] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6216 10:24:39.132740  [   55.318698]  ? exc_invalid_op+0x14/0x70

 6217 10:24:39.145913  # [   44.023407] CPU: 2 PID: 1899 Comm: cat Tainted: G      D W [   55.329181]  ? asm_exc_invalid_op+0x12/0x20

 6218 10:24:39.146024          5.10.182-cip34 #1

 6219 10:24:39.155601  # [   44.032055] Hardware name: Googl[   55.340102]  ? refcount_warn_saturate+0x97/0x110

 6220 10:24:39.158944  e Rammus/Rammus, BIOS  09/04/2020

 6221 10:24:39.162345  # [   44.038860] Call Trace:

 6222 10:24:39.169169  [   55.351475]  ? refcount_warn_saturate+0x97/0x110

 6223 10:24:39.169278  

 6224 10:24:39.172277  # [   44.041588]  dump_stack+0x77/0x9b

 6225 10:24:39.178920  # [   44.045286]  ___mi[   55.362830]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6226 10:24:39.182349  ght_sleep.cold+0xa6/0xb6

 6227 10:24:39.191665  # [   44.049858]  exit_signals+0x1c/0x[   55.375171]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6228 10:24:39.191774  300

 6229 10:24:39.195317  # [   44.053839]  do_exit+0xc2/0xab0

 6230 10:24:39.201509  # [   44.057342]  ? k[   55.387767]  direct_entry.cold+0x2c/0x38

 6231 10:24:39.205194  sys_write+0x68/0xf0

 6232 10:24:39.208649  # [   44.061235]  make_task_dead+0x2f/0x30

 6233 10:24:39.214947  [   55.398356]  full_proxy_write+0x53/0x80

 6234 10:24:39.215055  

 6235 10:24:39.218399  # [   44.065321]  rewind_stack_and_make_dead+0x17/0x20

 6236 10:24:39.224684  # [   4[   55.408853]  vfs_write+0xe7/0x3b0

 6237 10:24:39.228367  4.070571] RIP: 0033:0x7f53ae177473

 6238 10:24:39.234597  # [   44.074559] Code: 8b 15[   55.418783]  ksys_write+0x68/0xf0

 6239 10:24:39.244561   21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 [   55.428695]  do_syscall_64+0x30/0x40

 6240 10:24:39.254197  64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d[   55.438887]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6241 10:24:39.261055   00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6242 10:24:39.264054  # [   55.450760] RIP: 0033:0x7fc0dfccf473

 6243 10:24:39.293637  [   44.095545] RSP: 002b:00007fff33864908 EFLAGS: 00000246 ORIG_[   55.460950] 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

 6244 10:24:39.293730  RAX: 0000000000000001

 6245 10:24:39.306696  # [   44.104002] RAX: ffffffffffffffda RB[   55.488164] RSP: 002b:00007ffc5ed15458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6246 10:24:39.313498  X: 0000000000000014 RCX: 00007f53ae177473

 6247 10:24:39.323523  # [   44.111972] RDX:[   55.502821] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc0dfccf473

 6248 10:24:39.326501   0000000000000014 RSI: 00007f53ae06b000 RDI: 0000000000000001

 6249 10:24:39.336602  #[   55.517028] RDX: 0000000000000020 RSI: 00007fc0dfbc3000 RDI: 0000000000000001

 6250 10:24:39.349442   [   44.119944] RBP: 00007f53ae06b000 R08: 00007f53ae06a010 R09:[   55.531247] RBP: 00007fc0dfbc3000 R08: 00007fc0dfbc2010 R09: 0000000000000000

 6251 10:24:39.353019   0000000000000000

 6252 10:24:39.365834  # [   44.127914] R10: fffffffffffffbc5 R11: 0[   55.545404] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6253 10:24:39.369320  000000000000246 R12: 0000000000000001

 6254 10:24:39.378834  # [   44.135882] R13: 000[   55.559621] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6255 10:24:39.385441  0000000000001 R14: 0000000000020000 R15: 0000000000020000

 6256 10:24:39.388798  # WRI[   55.573783] irq event stamp: 0

 6257 10:24:39.392153  TE_RO_AFTER_INIT: saw 'call trace:': ok

 6258 10:24:39.402141  ok 40 selftests: lkdtm:[   55.583441] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6259 10:24:39.405034   WRITE_RO_AFTER_INIT.sh

 6260 10:24:39.408473  # selftests: lkdtm: WRITE_KERN.sh

 6261 10:24:39.418215  # Ki[   55.596620] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6262 10:24:39.418298  lled

 6263 10:24:39.431495  # [   44.280630] lkdtm: Performing direct entry WRITE_KERN[   55.611976] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6264 10:24:39.431583  

 6265 10:24:39.444452  # [   44.292518] lkdtm: attempting bad 6900971 byte write at f[   55.627324] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6266 10:24:39.447822  fffffffb340e5fb

 6267 10:24:39.457767  # [   44.306206] BUG: unable to handle page fau[   55.640551] ---[ end trace 04bede4d306f3d01 ]---

 6268 10:24:39.460686  lt for address: ffffffffb340e5fb

 6269 10:24:39.467684  # [   44.320085] #PF: supervis[   55.651909] lkdtm: Saturation detected: still saturated

 6270 10:24:39.470555  or write access in kernel mode

 6271 10:24:39.477350  # [   44.325920] #PF: error_code(0x0003) - permissions violation

 6272 10:24:39.486895  # [   44.338357] PGD 115e29067 P4D 115e29067 PUD 115e2a063 PMD 114e000e1 

 6273 10:24:39.490260  # [   44.351676] Oops: 0003 [#16] SMP PTI

 6274 10:24:39.500322  # [   44.355659] CPU: 1 PID: 1934 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6275 10:24:39.507140  # [   44.364309] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6276 10:24:39.510119  # [   44.371118] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6277 10:24:39.533429  # [   44.376275] Code: 53 48 c7 c3 fb e5 40 b3 49 89 dc 48 89 da 49 81 ec 10 99 d7 b2 4c 89 e6 e8 70 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 99 d7 b2 <f3> a4 48 c7 c7 58 a5 1f b4 e8 55 d9 fb ff 5b 41 5c e9 b7 fe ff ff

 6278 10:24:39.536687  # [   44.403475] RSP: 0018:ffffb162027d7e50 EFLAGS: 00010246

 6279 10:24:39.546213  # [   44.409301] RAX: 000000000000003c RBX: ffffffffb340e5fb RCX: 0000000000694ceb

 6280 10:24:39.553119  # [   44.417271] RDX: 0000000000000000 RSI: ffffffffb2d79910 RDI: ffffffffb340e5fb

 6281 10:24:39.563151  # [   44.425240] RBP: ffffffffb41f9762 R08: 0000000000000000 R09: 0000000000000000

 6282 10:24:39.569691  # [   44.433211] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000694ceb

 6283 10:24:39.579758  # [   44.441180] R13: ffffb162027d7f10 R14: ffffb162027d7f10 R15: ffff996b43c63000

 6284 10:24:39.589291  # [   44.449151] FS:  00007f35f4033580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 6285 10:24:39.595903  # [   44.458188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6286 10:24:39.602482  # [   44.464606] CR2: ffffffffb340e5fb CR3: 00000001047a8002 CR4: 00000000003706e0

 6287 10:24:39.605814  # [   44.472576] Call Trace:

 6288 10:24:39.608669  # [   44.475307]  ? __die_body.cold+0x1a/0x1f

 6289 10:24:39.615401  # [   44.479689]  ? no_context+0x177/0x380

 6290 10:24:39.618947  # [   44.489987]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6291 10:24:39.632058  # [   44.495435]  ? exc_page_fault+0xd7/[   55.813213] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6292 10:24:39.632142  0x170

 6293 10:24:39.638463  # [   44.506027]  ? asm_exc_page_fault+0x1e/0x30

 6294 10:24:39.645007  # [   4[   55.827058] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6295 10:24:39.651567  4.510697]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6296 10:24:39.658372  # [   44.5161[   55.840793] ------------[ cut here ]------------

 6297 10:24:39.661450  45]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 6298 10:24:39.667867  # [   44.521008]  ? lkdtm[   55.852163] refcount_t: underflow; use-after-free.

 6299 10:24:39.671154  _SLAB_FREE_CROSS.cold+0x32/0x32

 6300 10:24:39.684322  # [   44.526447]  ? lkdtm_WRITE[   55.863781] WARNING: CPU: 0 PID: 2470 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6301 10:24:39.684406  _KERN+0x38/0x4e

 6302 10:24:39.690940  # [   44.530922]  direct_entry.cold+0x2c/0x38

 6303 10:24:39.743950  [   55.879409] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6304 10:24:39.746844  # [   44.535303]  full_proxy_write+0x53/0x80

 6305 10:24:39.756636  # [   44.539586]  [   55.938088] CPU: 0 PID: 2470 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6306 10:24:39.760290  vfs_write+0xe7/0x3b0

 6307 10:24:39.763746  # [   44.549496]  ksys_write+0x68/0xf0

 6308 10:24:39.770087  # [   55.952948] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6309 10:24:39.773193  [   44.553195]  do_syscall_64+0x30/0x40

 6310 10:24:39.783175  # [   44.557184]  entry[   55.965976] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6311 10:24:39.786484  _SYSCALL_64_after_hwframe+0x61/0xc6

 6312 10:24:39.809070  # [   44.562824] RIP: 0033:[   55.978044] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 6313 10:24:39.812620  0x7f35f3f49473

 6314 10:24:39.822351  # [   44.566813] Code: 8b 15 21 2a 0e 00 f7 d8 6[   56.005286] RSP: 0018:ffffb16203057e40 EFLAGS: 00010286

 6315 10:24:39.835223  4 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00[   56.017305] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6316 10:24:39.851916   00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c[   56.031529] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 6317 10:24:39.855362  3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6318 10:24:39.864668  # [   44.587801] RSP: [   56.045764] RBP: ffffffffb41f9480 R08: 0000000000000000 R09: 0000000000000000

 6319 10:24:39.877819  002b:00007ffe72302088 EFLAGS: 00000246 ORIG_RAX: 000000000000000[   56.059900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6320 10:24:39.877902  1

 6321 10:24:39.894485  # [   44.596259] RAX: ffffffffffffffda RBX: 000000000000000b [   56.074085] R13: ffffb16203057f10 R14: ffffb16203057f10 R15: ffff996b4659a000

 6322 10:24:39.894566  RCX: 00007f35f3f49473

 6323 10:24:39.907449  # [   44.604229] RDX: 000000000000000b RS[   56.088294] FS:  00007f51774dc580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6324 10:24:39.914124  I: 00007f35f3e3d000 RDI: 0000000000000001

 6325 10:24:39.920370  # [   44.612199] RBP:[   56.103531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6326 10:24:39.927237   00007f35f3e3d000 R08: 00007f35f3e3c010 R09: 0000000000000000

 6327 10:24:39.933795  #[   56.116195] CR2: 00007f51772e6000 CR3: 00000001026ae006 CR4: 00000000003706f0

 6328 10:24:39.943452   [   44.620170] R10: fffffffffffffbc5 R11: 0000000000000246 R12:[   56.130370] Call Trace:

 6329 10:24:39.947205   0000000000000001

 6330 10:24:39.953422  # [   44.628139] R13: 0000000000000001 R14: 0[   56.139321]  ? __warn+0x80/0x110

 6331 10:24:39.956902  000000000020000 R15: 0000000000020000

 6332 10:24:39.966973  # [   44.636113] Modules [   56.149146]  ? refcount_warn_saturate+0xba/0x110

 6333 10:24:39.976787  linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros[   56.160518]  ? report_bug+0x9e/0xc0

 6334 10:24:39.986347  _ec_sensors_core industrialio_triggered_buffer kfifo_buf industr[   56.170667]  ? handle_bug+0x41/0x90

 6335 10:24:39.996122  ialio snd_soc_da7219 cros_ec_debugfs cros_ec_lightbar cros_ec_sy[   56.180724]  ? exc_invalid_op+0x14/0x70

 6336 10:24:40.005908  sfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo[   56.191245]  ? asm_exc_invalid_op+0x12/0x20

 6337 10:24:40.019163   cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_mem[   56.202168]  ? refcount_warn_saturate+0xba/0x110

 6338 10:24:40.032569  ops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_e[   56.213491]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6339 10:24:40.041838  c_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros[   56.225816]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6340 10:24:40.054865  _usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_ta[   56.238364]  direct_entry.cold+0x2c/0x38

 6341 10:24:40.054974  ble

 6342 10:24:40.058316  # [   44.694785] CR2: ffffffffb340e5fb

 6343 10:24:40.065412  # [   44.698475] --[   56.248973]  full_proxy_write+0x53/0x80

 6344 10:24:40.068289  -[ end trace 04bede4d306f3cf2 ]---

 6345 10:24:40.074965  # [   44.703631] RIP: 0010:l[   56.259458]  vfs_write+0xe7/0x3b0

 6346 10:24:40.075062  kdtm_BUG+0x5/0x10

 6347 10:24:40.084407  # [   44.708008] Code: 89 ff e8 3e e6 79 ff 4[   56.269371]  ksys_write+0x68/0xf0

 6348 10:24:40.094312  8 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48[   56.279305]  do_syscall_64+0x30/0x40

 6349 10:24:40.107315   c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0[   56.289545]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6350 10:24:40.110830  0 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 6351 10:24:40.117109  # [   44.728994] RS[   56.301381] RIP: 0033:0x7f51773f2473

 6352 10:24:40.120470  P: 0018:ffffb16201367e60 EFLAGS: 00010282

 6353 10:24:40.143817  # [   44.734827] RAX:[   56.311611] 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

 6354 10:24:40.150124   ffffffffb2d79540 RBX: 0000000000000001 RCX: 0000000000000000

 6355 10:24:40.157050  #[   56.338800] RSP: 002b:00007ffd07a11708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6356 10:24:40.173123   [   44.742797] RDX: 0000000000000000 RSI: ffff996bbad9bf70 RDI:[   56.353516] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f51773f2473

 6357 10:24:40.173209   ffffffffb3d7e850

 6358 10:24:40.186466  # [   44.750767] RBP: ffffffffb425dc18 R08: 0[   56.367728] RDX: 0000000000000020 RSI: 00007f51772e6000 RDI: 0000000000000001

 6359 10:24:40.189377  000000000000001 R09: 0000000000000001

 6360 10:24:40.199205  # [   44.758738] R10: 000[   56.381916] RBP: 00007f51772e6000 R08: 00007f51772e5010 R09: 0000000000000000

 6361 10:24:40.206211  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6362 10:24:40.216514  # [  [   56.396034] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6363 10:24:40.229308   44.766707] R13: ffffb16201367f10 R14: ffffb16201367f10 R15: fff[   56.410291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6364 10:24:40.229393  f996b43273000

 6365 10:24:40.239043  # [   44.774699] FS:  00007f35f4033580(0000) GS:f[   56.424451] irq event stamp: 0

 6366 10:24:40.242155  fff996bbac80000(0000) knlGS:0000000000000000

 6367 10:24:40.252030  # [   44.783739] C[   56.434058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6368 10:24:40.255475  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6369 10:24:40.268284  # [   44.79015[   56.447292] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6370 10:24:40.281551  6] CR2: ffffffffb340e5fb CR3: 00000001047a8002 CR4: 000000000037[   56.462636] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6371 10:24:40.284768  06e0

 6372 10:24:40.288377  # WRITE_KERN: saw 'call trace:': ok

 6373 10:24:40.294921  ok 41 selftests: lkdt[   56.477963] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6374 10:24:40.298298  m: WRITE_KERN.sh

 6375 10:24:40.301193  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6376 10:24:40.307604  [   56.491230] ---[ end trace 04bede4d306f3d02 ]---

 6377 10:24:40.320850  # [   44.931533] lkdtm: Performing direct entry REFCOUNT_INC_OVE[   56.502581] lkdtm: Saturation detected: still saturated

 6378 10:24:40.320931  RFLOW

 6379 10:24:40.327266  # [   44.941667] lkdtm: attempting good refcount_inc() without overflow

 6380 10:24:40.334066  # [   44.954811] lkdtm: attempting bad refcount_inc() overflow

 6381 10:24:40.337338  # [   44.967065] ------------[ cut here ]------------

 6382 10:24:40.343946  # [   44.978441] refcount_t: saturated; leaking memory.

 6383 10:24:40.354087  # [   44.990018] WARNING: CPU: 0 PID: 1969 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6384 10:24:40.406555  # [   45.005652] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6385 10:24:40.416323  # [   45.064321] CPU: 0 PID: 1969 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6386 10:24:40.423442  # [   45.079146] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6387 10:24:40.429848  # [   45.092195] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6388 10:24:40.449457  # [   45.104295] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 6389 10:24:40.455991  # [   45.131453] RSP: 0018:ffffb16202897e48 EFLAGS: 00010286

 6390 10:24:40.468953  # [   45.143555] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000[   56.653650] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6391 10:24:40.478839  [   56.665365] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6392 10:24:40.482389  [   56.672861] ------------[ cut here ]------------

 6393 10:24:40.488628  [   56.678020] refcount_t: underflow; use-after-free.

 6394 10:24:40.498623  [   56.683399] WARNING: CPU: 3 PID: 2505 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6395 10:24:40.498708  000000000000

 6396 10:24:40.557886  # [   45.157727] RDX: ffff996bbac2c660 RSI: ffff99[   56.692833] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6397 10:24:40.564468  [   56.751502] CPU: 3 PID: 2505 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6398 10:24:40.570918  [   56.760154] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6399 10:24:40.577686  [   56.766961] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6400 10:24:40.597266  [   56.772795] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 6401 10:24:40.603988  [   56.793780] RSP: 0018:ffffb162030c7e40 EFLAGS: 00010286

 6402 10:24:40.613477  [   56.799616] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6403 10:24:40.619926  [   56.807588] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 6404 10:24:40.630018  [   56.815549] RBP: ffffffffb41f94a0 R08: 0000000000000000 R09: 0000000000000000

 6405 10:24:40.636541  [   56.823522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6406 10:24:40.642966  [   56.831492] R13: ffffb162030c7f10 R14: ffffb162030c7f10 R15: ffff996b448d8000

 6407 10:24:40.652936  [   56.839463] FS:  00007f775b652580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6408 10:24:40.659251  [   56.848493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6409 10:24:40.669113  [   56.854912] CR2: 00007f775b45c000 CR3: 0000000103b9e003 CR4: 00000000003706e0

 6410 10:24:40.669198  [   56.862884] Call Trace:

 6411 10:24:40.672308  [   56.865616]  ? __warn+0x80/0x110

 6412 10:24:40.678920  [   56.869243]  ? refcount_warn_saturate+0xba/0x110

 6413 10:24:40.682377  [   56.874398]  ? report_bug+0x9e/0xc0

 6414 10:24:40.685904  [   56.878294]  ? handle_bug+0x41/0x90

 6415 10:24:40.692376  [   56.882209]  ? exc_invalid_op+0x14/0x70

 6416 10:24:40.695438  [   56.886494]  ? asm_exc_invalid_op+0x12/0x20

 6417 10:24:40.702464  [   56.891168]  ? refcount_warn_saturate+0xba/0x110

 6418 10:24:40.708609  [   56.896350]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6419 10:24:40.715215  [   56.902476]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6420 10:24:40.718820  [   56.908800]  direct_entry.cold+0x2c/0x38

 6421 10:24:40.721921  [   56.913181]  full_proxy_write+0x53/0x80

 6422 10:24:40.724810  [   56.917464]  vfs_write+0xe7/0x3b0

 6423 10:24:40.728320  [   56.921164]  ksys_write+0x68/0xf0

 6424 10:24:40.734588  [   56.924864]  do_syscall_64+0x30/0x40

 6425 10:24:40.737923  6bbac1bf70 RDI: ffff996bbac1bf70

 6426 10:24:40.744901  # [   45.171912] RBP: ffffffff[   56.928860]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6427 10:24:40.751196  b41f976d R08: 0000000000000000 R09: 0000000000000000

 6428 10:24:40.754682  # [   45.1[   56.940721] RIP: 0033:0x7f775b568473

 6429 10:24:40.783998  86104] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000[   56.950928] 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

 6430 10:24:40.790720  [   56.978133] RSP: 002b:00007ffd639a9728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6431 10:24:40.800548  [   56.986594] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f775b568473

 6432 10:24:40.807313  [   56.994567] RDX: 0000000000000020 RSI: 00007f775b45c000 RDI: 0000000000000001

 6433 10:24:40.816984  [   57.002544] RBP: 00007f775b45c000 R08: 00007f775b45b010 R09: 0000000000000000

 6434 10:24:40.823386  [   57.010550] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6435 10:24:40.829816  [   57.018544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6436 10:24:40.833192  [   57.026519] irq event stamp: 0

 6437 10:24:40.843346  [   57.029957] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6438 10:24:40.849757  [   57.036957] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6439 10:24:40.859712  [   57.046096] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6440 10:24:40.866108  [   57.055234] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6441 10:24:40.872620  [   57.062233] ---[ end trace 04bede4d306f3d03 ]---

 6442 10:24:40.879229  [   57.067388] lkdtm: Saturation detected: still saturated

 6443 10:24:40.879312  00000016

 6444 10:24:40.885765  # [   45.200295] R13: ffffb16202897f10 R14: ffffb16202897f10 R15: ffff996b44114000

 6445 10:24:40.895382  # [   45.214481] FS:  00007f19a4b1f580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6446 10:24:40.902190  # [   45.229742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6447 10:24:40.911969  # [   45.242363] CR2: 00007f19a4929000 CR3: 00000001067d4003 CR4: 00000000003706f0

 6448 10:24:40.915383  # [   45.256568] Call Trace:

 6449 10:24:40.918929  # [   45.265506]  ? __warn+0x80/0x110

 6450 10:24:40.922493  # [   45.275356]  ? refcount_warn_saturate+0x51/0x110

 6451 10:24:40.928799  # [   45.286715]  ? report_bug+0x9e/0xc0

 6452 10:24:40.931662  # [   45.296854]  ? handle_bug+0x41/0x90

 6453 10:24:40.935165  # [   45.306951]  ? exc_invalid_op+0x14/0x70

 6454 10:24:40.941582  # [   45.317476]  ? asm_exc_invalid_op+0x12/0x20

 6455 10:24:40.945070  # [   45.328344]  ? refcount_warn_saturate+0x51/0x110

 6456 10:24:40.951695  # [   45.339736]  ? refcount_warn_saturate+0x51/0x110

 6457 10:24:40.957986  # [   45.351091]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 6458 10:24:40.961245  # [   45.362735]  direct_entry.cold+0x2c/0x38

 6459 10:24:40.964705  # [   45.373273]  full_proxy_write+0x53/0x80

 6460 10:24:40.971234  # [   45.383811]  vfs_write+0xe7/0x3b0

 6461 10:24:40.974591  # [   45.393689]  ksys_write+0x68/0xf0

 6462 10:24:40.978029  # [   45.403650]  do_syscall_64+0x30/0x40

 6463 10:24:40.984369  # [   45.413851]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6464 10:24:40.987772  # [   45.425763] RIP: 0033:0x7f19a4a35473

 6465 10:24:41.007715  # [   45.435961] 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

 6466 10:24:41.017483  # [   45.463174] RSP: 002b:00007fff7d3ef198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6467 10:24:41.027344  # [   45.477837] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f19a4a35473

 6468 10:24:41.033821  # [   45.492030] RDX: 0000000000000016 RSI: 00007f19a4929000 RDI: 0000000000000001

 6469 10:24:41.043586  # [   45.506214] RBP: 00007f19a4929000 R08: 00007f19a4928010 R09: 0000000000000000

 6470 10:24:41.049993  # [   45.520398] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6471 10:24:41.060124  # [   45.534590] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6472 10:24:41.063518  # [   45.548796] irq event stamp: 0

 6473 10:24:41.070133  # [   45.558418] hardirqs[   57.253458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6474 10:24:41.076361   last  enabled at (0): [<0000000000000000>] 0x0

 6475 10:24:41.083271  # [   45.571648[   57.266459] lkdtm: attempting good copy_to_user of correct size

 6476 10:24:41.095989  ] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_proce[   57.279321] lkdtm: attempting bad copy_to_user of too large size

 6477 10:24:41.099852  ss+0x664/0x1c60

 6478 10:24:41.109111  # [   45.587004] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6479 10:24:41.116272  # [   45.602366] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6480 10:24:41.119015  # [   45.615576] ---[ end trace 04bede4d306f3cf3 ]---

 6481 10:24:41.125915  # [   45.626941] lkdtm: Overflow detected: saturated

 6482 10:24:41.129331  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6483 10:24:41.135756  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6484 10:24:41.138889  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6485 10:24:41.145374  # [   45.741185] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 6486 10:24:41.152154  # [   45.750568] lkdtm: attempting good refcount_add() without overflow

 6487 10:24:41.158653  # [   45.763693] lkdtm: attempting bad refcount_add() overflow

 6488 10:24:41.165174  # [   45.775935] ------------[ cut here ]------------

 6489 10:24:41.172267  # [   45.781092] refcount_t: saturated; leaking memory.

 6490 10:24:41.181979  # [   45.792686] WARNING: CPU: 1 PID: 2001 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6491 10:24:41.234435  # [   45.808325] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notif[   57.418306] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6492 10:24:41.241004  [   57.429677] lkdtm: attempting good copy_from_user of correct size

 6493 10:24:41.247378  y chromeos_pstore cros_kbd_led_backlight coreboot_table

 6494 10:24:41.253879  # [   4[   57.436484] lkdtm: attempting bad copy_from_user of too large size

 6495 10:24:41.263988  5.866994] CPU: 1 PID: 2001 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6496 10:24:41.270350  # [   45.881862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6497 10:24:41.277174  # [   45.888694] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6498 10:24:41.297157  # [   45.900744] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 6499 10:24:41.303384  # [   45.927950] RSP: 0018:ffffb1620292fe48 EFLAGS: 00010286

 6500 10:24:41.310014  # [   45.940008] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 6501 10:24:41.319815  # [   45.954198] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 6502 10:24:41.326531  # [   45.968387] RBP: ffffffffb41f9783 R08: 0000000000000000 R09: 0000000000000000

 6503 10:24:41.336454  # [   45.982583] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6504 10:24:41.343181  # [   45.996770] R13: ffffb1620292ff10 R14: ffffb1620292ff10 R15: ffff996b43f2c000

 6505 10:24:41.352844  # [   46.010955] FS:  00007f6a37218580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 6506 10:24:41.359757  # [   46.026214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6507 10:24:41.365844  # [   46.038850] CR2: 00007f6a37022000 CR3: 00000001048cc003 CR4: 00000000003706e0

 6508 10:24:41.369280  # [   46.053043] Call Trace:

 6509 10:24:41.375736  # [   46.061995]  ? __warn+0x80/0x110

 6510 10:24:41.385841  # [   46.071811]  ? refcount_warn_saturate+0x5[   57.573761] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6511 10:24:41.385920  1/0x110

 6512 10:24:41.392303  # [   46.083184]  ? report_bug+0x9e/0xc0

 6513 10:24:41.398831  # [   46.0932[   57.581251] lkdtm: attempting good copy_to_user inside whitelist

 6514 10:24:41.401884  96]  ? handle_bug+0x41/0x90

 6515 10:24:41.411982  # [   46.103406]  ? exc_invalid_op+[   57.594208] lkdtm: attempting bad copy_to_user outside whitelist

 6516 10:24:41.412087  0x14/0x70

 6517 10:24:41.419014  # [   46.113904]  ? asm_exc_invalid_op+0x12/0x20

 6518 10:24:41.421826  # [   46.124795]  ? refcount_warn_saturate+0x51/0x110

 6519 10:24:41.428794  # [   46.136167]  ? refcount_warn_saturate+0x51/0x110

 6520 10:24:41.435063  # [   46.147544]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6521 10:24:41.438306  # [   46.159114]  direct_entry.cold+0x2c/0x38

 6522 10:24:41.441771  # [   46.169730]  full_proxy_write+0x53/0x80

 6523 10:24:41.448348  # [   46.180232]  vfs_write+0xe7/0x3b0

 6524 10:24:41.451475  # [   46.190152]  ksys_write+0x68/0xf0

 6525 10:24:41.454963  # [   46.200067]  do_syscall_64+0x30/0x40

 6526 10:24:41.461329  # [   46.210276]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6527 10:24:41.464646  # [   46.222137] RIP: 0033:0x7f6a3712e473

 6528 10:24:41.484400  # [   46.232347] 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

 6529 10:24:41.494274  # [   46.259553] RSP: 002b:00007fff58b1ba18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6530 10:24:41.504140  # [   46.274231] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f6a3712e473

 6531 10:24:41.510724  # [   46.288422] RDX: 0000000000000016 RSI: 00007f6a37022000 RDI: 0000000000000001

 6532 10:24:41.520856  # [   46.302612] RBP: 00007f6a37022000 R08: 00007f6a37021010 R09: 0000000000000000

 6533 10:24:41.527466  # [   46.316804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6534 10:24:41.537223  # [   46.330993] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6535 10:24:41.543843  # [   [   57.730064] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6536 10:24:41.550507  [   57.738894] lkdtm: attempting good copy_from_user inside whitelist

 6537 10:24:41.553918  46.345188] irq event stamp: 0

 6538 10:24:41.563387  # [   46.354810] hardirqs last  e[   57.745827] lkdtm: attempting bad copy_from_user outside whitelist

 6539 10:24:41.566862  nabled at (0): [<0000000000000000>] 0x0

 6540 10:24:41.577071  # [   46.368030] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6541 10:24:41.586635  # [   46.383387] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6542 10:24:41.593404  # [   46.398753] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6543 10:24:41.599680  # [   46.411970] ---[ end trace 04bede4d306f3cf4 ]---

 6544 10:24:41.602951  # [   46.423342] lkdtm: Overflow detected: saturated

 6545 10:24:41.609367  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6546 10:24:41.612974  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6547 10:24:41.619308  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6548 10:24:41.626052  # [   46.538048] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6549 10:24:41.632582  # [   46.548070] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6550 10:24:41.639173  # [   46.561194] ------------[ cut here ]------------

 6551 10:24:41.645572  # [   46.572557] refcount_t: saturated; leaking memory.

 6552 10:24:41.655554  # [   46.577920] WARNING: CPU: 3 PID: 2033 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6553 10:24:41.701772  # [   46.587358] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_[   57.884395] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6554 10:24:41.714728  dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_u[   57.896390] lkdtm: good_stack: ffffb162034c7e20-ffffb162034c7e40

 6555 10:24:41.727846  sbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_tabl[   57.909323] lkdtm: bad_stack : ffffb162034c7da8-ffffb162034c7dc8

 6556 10:24:41.727930  e

 6557 10:24:41.740778  # [   46.646066] CPU: 3 PID: 2033 Comm: cat Tainted: G      D[   57.922283] lkdtm: attempting good copy_to_user of local stack

 6558 10:24:41.747535  [   57.935005] lkdtm: attempting bad copy_to_user of distant stack

 6559 10:24:41.750786   W         5.10.182-cip34 #1

 6560 10:24:41.757222  # [   46.654741] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6561 10:24:41.760595  # [   46.661550] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6562 10:24:41.784049  # [   46.667389] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 6563 10:24:41.790517  # [   46.688375] RSP: 0018:ffffb1620298fe38 EFLAGS: 00010282

 6564 10:24:41.797160  # [   46.694211] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6565 10:24:41.806925  # [   46.702182] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 6566 10:24:41.813325  # [   46.710147] RBP: ffffffffb41f93c0 R08: 0000000000000000 R09: 0000000000000000

 6567 10:24:41.823503  # [   46.718118] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6568 10:24:41.830168  # [   46.726081] R13: ffffb1620298ff10 R14: ffffb1620298ff10 R15: ffff996b46775000

 6569 10:24:41.839606  # [   46.734052] FS:  00007f3a395f7580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6570 10:24:41.846188  # [   46.743092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6571 10:24:41.852651  # [   46.749508] CR2: 00007f3a39401000 CR3: 0000000104128003 CR4: 00000000003706e0

 6572 10:24:41.856045  # [   46.757480] Call Trace:

 6573 10:24:41.859663  # [   46.760213]  ? __warn+0x80/0x110

 6574 10:24:41.872454  # [   46.763846]  ? refcount_warn_sa[   58.059608] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6575 10:24:41.872537  turate+0x97/0x110

 6576 10:24:41.875929  # [   46.769003]  ? report_bug+0x9e/0xc0

 6577 10:24:41.886088  # [[   58.066833] lkdtm: good_stack: ffffb1620355fe20-ffffb1620355fe40

 6578 10:24:41.889004     46.772900]  ? handle_bug+0x41/0x90

 6579 10:24:41.899195  # [   46.776817]  ? exc_i[   58.079763] lkdtm: bad_stack : ffffb1620355fda8-ffffb1620355fdc8

 6580 10:24:41.899273  nvalid_op+0x14/0x70

 6581 10:24:41.908867  # [   46.781100]  ? asm_exc_invalid_op+0x12[   58.092720] lkdtm: attempting good copy_from_user of local stack

 6582 10:24:41.912306  /0x20

 6583 10:24:41.915253  # [   46.785773]  ? refcount_warn_saturate+0x97/0x110

 6584 10:24:41.921910  # [   58.105680] lkdtm: attempting bad copy_from_user of distant stack

 6585 10:24:41.928640  [   46.790954]  ? refcount_warn_saturate+0x97/0x110

 6586 10:24:41.935421  # [   46.796111]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6587 10:24:41.941883  # [   46.802240]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6588 10:24:41.945387  # [   46.808466]  direct_entry.cold+0x2c/0x38

 6589 10:24:41.951987  # [   46.812844]  full_proxy_write+0x53/0x80

 6590 10:24:41.954708  # [   46.817129]  vfs_write+0xe7/0x3b0

 6591 10:24:41.957909  # [   46.820833]  ksys_write+0x68/0xf0

 6592 10:24:41.961626  # [   46.830752]  do_syscall_64+0x30/0x40

 6593 10:24:41.968263  # [   46.834786]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6594 10:24:41.971367  # [   46.840439] RIP: 0033:0x7f3a3950d473

 6595 10:24:41.994273  # [   46.850643] 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 10:24:42.000815  # [   46.871669] RSP: 002b:00007fff92ddfa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6597 10:24:42.010999  # [   46.880136] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3a3950d473

 6598 10:24:42.017368  # [   46.894324] RDX: 000000000000001f RSI: 00007f3a39401000 RDI: 0000000000000001

 6599 10:24:42.027403  # [   46.902325] RBP: 00007f3a39401000 R08: 00007f3a39400010 R09: 0000000000000000

 6600 10:24:42.033878  # [   46.916507] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6601 10:24:42.046939  # [   46.924481] R13: 0000000000000001 R14: 0000000000020000 R15: 0000[   58.236456] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6602 10:24:42.054106  [   58.243546] lkdtm: good_stack: ffffb162035dfe20-ffffb162035dfe40

 6603 10:24:42.060312  [   58.250265] lkdtm: bad_stack : ffffb162035dfff8-ffffb162035e0018

 6604 10:24:42.063523  000000020000

 6605 10:24:42.066783  # [   46.932458] irq event stamp: 0

 6606 10:24:42.073175  # [   46.9358[   58.256992] lkdtm: attempting good copy_to_user of local stack

 6607 10:24:42.079873  [   58.269732] lkdtm: attempting bad copy_to_user of distant stack

 6608 10:24:42.086295  [   58.276381] lkdtm: copy_to_user failed, but lacked Oops

 6609 10:24:42.093331  90] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6610 10:24:42.102865  # [   46.942891] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6611 10:24:42.112991  # [   46.952030] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6612 10:24:42.119409  # [   46.961166] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6613 10:24:42.122758  # [   46.968166] ---[ end trace 04bede4d306f3cf5 ]---

 6614 10:24:42.129280  # [   46.973322] lkdtm: Overflow detected: saturated

 6615 10:24:42.135884  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6616 10:24:42.139294  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6617 10:24:42.145446  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6618 10:24:42.155352  # [   47.084260] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6619 10:24:42.161787  # [   47.098007] lkdtm: attempting bad refcount_add_not_zero() overflow

 6620 10:24:42.165104  # [   47.111155] ------------[ cut here ]------------

 6621 10:24:42.171913  # [   47.122507] refcount_t: saturated; leaking memory.

 6622 10:24:42.181824  # [   47.134090] WARNING: CPU: 0 PID: 2065 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6623 10:24:42.224110  # [   47.149771] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compr[   58.408887] lkdtm: Performing direct entry USERCOPY_KERNEL

 6624 10:24:42.237186  ess gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine vide[   58.419004] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb3d7ecf0

 6625 10:24:42.253988  obuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstor[   58.433890] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb24e1300

 6626 10:24:42.257079  e cros_kbd_led_backlight coreboot_table

 6627 10:24:42.263786  # [   47.208425] CPU: 0[   58.448457] lkdtm: FAIL: survived bad copy_to_user()

 6628 10:24:42.270204   PID: 2065 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6629 10:24:42.280015  # [   47.223361] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6630 10:24:42.283192  # [   47.236376] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6631 10:24:42.306388  # [   47.248420] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 6632 10:24:42.313395  # [   47.275620] RSP: 0018:ffffb16202a47e38 EFLAGS: 00010282

 6633 10:24:42.319800  # [   47.287682] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6634 10:24:42.329372  # [   47.301918] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 6635 10:24:42.336404  # [   47.316085] RBP: ffffffffb41f93e0 R08: 0000000000000000 R09: 0000000000000000

 6636 10:24:42.345729  # [   47.330254] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6637 10:24:42.352250  # [   47.344477] R13: ffffb16202a47f10 R14: ffffb16202a47f10 R15: ffff996b426de000

 6638 10:24:42.362182  # [   47.358660] FS:  00007f3c4eda1580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6639 10:24:42.369340  # [   47.373935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6640 10:24:42.375577  # [   47.386568] CR2: 00007f3c4ebab000 CR3: 000000010652a006 CR4: 00000000003706f0

 6641 10:24:42.378892  # [   47.400777] Call Trace:

 6642 10:24:42.382254  # [   47.409715]  ? __warn+0x80/0x110

 6643 10:24:42.388818  # [   47.419538]  ? refcount_warn_saturate+0x97/0x110

 6644 10:24:42.391755  # [   47.430915]  ? report_bug+0x9e/0xc0

 6645 10:24:42.401716  # [   47.441038]  ? handle_bu[   58.588242] lkdtm: Performing direct entry STACKLEAK_ERASING

 6646 10:24:42.408662  [   58.597218] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6647 10:24:42.418463  [   58.605153] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6648 10:24:42.418542  g+0x41/0x90

 6649 10:24:42.425025  # [   47.451137]  ? exc_invalid_op+0x14/0x70

 6650 10:24:42.431705  # [  [   58.612940] lkdtm: FAIL: the thread stack is NOT properly erased

 6651 10:24:42.438221  [   58.625861] CPU: 3 PID: 2870 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6652 10:24:42.444723  [   58.634512] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6653 10:24:42.447816  [   58.641315] Call Trace:

 6654 10:24:42.451305  [   58.644045]  dump_stack+0x77/0x9b

 6655 10:24:42.457742  [   58.647742]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 6656 10:24:42.460959  [   58.652898]  direct_entry.cold+0x2c/0x38

 6657 10:24:42.467319  [   58.657275]  full_proxy_write+0x53/0x80

 6658 10:24:42.470938  [   58.661556]  vfs_write+0xe7/0x3b0

 6659 10:24:42.473793  [   58.665255]  ksys_write+0x68/0xf0

 6660 10:24:42.477064  [   58.668953]  do_syscall_64+0x30/0x40

 6661 10:24:42.483480  [   58.672943]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6662 10:24:42.486798  [   58.678580] RIP: 0033:0x7f30b0b97473

 6663 10:24:42.510153  [   58.682568] 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

 6664 10:24:42.516646  [   58.703551] RSP: 002b:00007ffc9a963ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6665 10:24:42.526609  [   58.712006] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f30b0b97473

 6666 10:24:42.532662  [   58.719974] RDX: 0000000000000012 RSI: 00007f30b0a8b000 RDI: 0000000000000001

 6667 10:24:42.539202  [   58.727944] RBP: 00007f30b0a8b000 R08: 00007f30b0a8a010 R09: 0000000000000000

 6668 10:24:42.549061  [   58.735912] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6669 10:24:42.556013  [   58.743880] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6670 10:24:42.562231   47.461664]  ? asm_exc_invalid_op+0x12/0x20

 6671 10:24:42.565754  # [   47.472519]  ? refcount_warn_saturate+0x97/0x110

 6672 10:24:42.572312  # [   47.483889]  ? refcount_warn_saturate+0x97/0x110

 6673 10:24:42.578824  # [   47.495285]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6674 10:24:42.585510  # [   47.507650]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6675 10:24:42.588520  # [   47.520052]  direct_entry.cold+0x2c/0x38

 6676 10:24:42.592135  # [   47.530692]  full_proxy_write+0x53/0x80

 6677 10:24:42.598376  # [   47.541207]  vfs_write+0xe7/0x3b0

 6678 10:24:42.601830  # [   47.551120]  ksys_write+0x68/0xf0

 6679 10:24:42.605202  # [   47.561058]  do_syscall_64+0x30/0x40

 6680 10:24:42.611528  # [   47.571250]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6681 10:24:42.615150  # [   47.583107] RIP: 0033:0x7f3c4ecb7473

 6682 10:24:42.638073  # [   47.593352] 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

 6683 10:24:42.644729  # [   47.620576] RSP: 002b:00007ffc150ac608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6684 10:24:42.654674  # [   47.635234] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c4ecb7473

 6685 10:24:42.661308  # [   47.643239] RDX: 000000000000001f RSI: 00007f3c4ebab000 RDI: 0000000000000001

 6686 10:24:42.670984  # [   47.657430] RBP: 00007f3c4ebab000 R08: 00007f3c4ebaa010 R09: 0000000000000000

 6687 10:24:42.677509  # [   47.671603] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6688 10:24:42.687567  # [   47.679582] R13: 0000000000[   58.871861] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 6689 10:24:42.690955  000001 R14: 0000000000020000 R15: 0000000000020000

 6690 10:24:42.697270  # [   47.693[   58.882616] lkdtm: Calling matched prototype ...

 6691 10:24:42.700815  800] irq event stamp: 0

 6692 10:24:42.710707  # [   47.703406] hardirqs last  enabled[   58.893995] lkdtm: Calling mismatched prototype ...

 6693 10:24:42.713534   at (0): [<0000000000000000>] 0x0

 6694 10:24:42.723635  # [   47.716660] hardirqs las[   58.905676] lkdtm: Fail: survived mismatched prototype function call!

 6695 10:24:42.730272  t disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6696 10:24:42.740342  # [   47.731997] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6697 10:24:42.746583  # [   47.747349] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6698 10:24:42.753357  # [   47.754365] ---[ end trace 04bede4d306f3cf6 ]---

 6699 10:24:42.756255  # [   47.765769] lkdtm: Overflow detected: saturated

 6700 10:24:42.762820  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6701 10:24:42.769605  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6702 10:24:42.773140  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6703 10:24:42.779470  # [   47.925616] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6704 10:24:42.785925  # [   47.932683] lkdtm: attempting good refcount_dec()

 6705 10:24:42.789315  # [   47.937947] lkdtm: attempting bad refcount_dec() to zero

 6706 10:24:42.795676  # [   47.950093] ------------[ cut here ]------------

 6707 10:24:42.802676  # [   47.955281] refcount_t: decrement hit 0; leaking memory.

 6708 10:24:42.812038  # [   47.961248] WARNING: CPU: 3 PID: 2097 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6709 10:24:42.864393  # [   47.970685] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6710 10:24:42.874622  # [   48.029354] CPU: 3 PID: 2097 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6711 10:24:42.880906  # [   48.038037] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6712 10:24:42.887731  # [   48.044846] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6713 10:24:42.910495  # [   48.050684] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6714 10:24:42.916990  # [   48.071681] RSP: 0018:ffffb16202ac7e48 EFLAGS: 00010286

 6715 10:24:42.923433  # [   48.077523] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6716 10:24:42.933586  # [   48.091711] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 6717 10:24:42.943446  # [   48.105900] RBP: ffffffffb41f9799 R08: 0000000000000000 R09: 0000000000000000

 6718 10:24:42.949748  # [   48.113872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6719 10:24:42.959447  # [   48.121847] R13: ffffb16202ac7f10 R14: ffffb16202ac7f10 R15: ffff996b45b79000

 6720 10:24:42.969717  # [   48.129820] FS:  00007f4c46a11580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6721 10:24:42.976125  # [   48.138885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6722 10:24:42.982314  # [   48.145309] CR2: 00007f4c4681b000 CR3: 00000001026f2004 CR4: 00000000003706e0

 6723 10:24:42.985857  # [   48.159490] Call Trace:

 6724 10:24:42.992339  # [   48.162223]  ? __warn+0x80/0x110

 6725 10:24:42.995679  # [   48.165857]  ? refcount_warn_saturate+0xfb/0x110

 6726 10:24:43.002129  # [   48.177221]  ? report_bug+0x9e/0xc0

 6727 10:24:43.005378  # [   48.181117]  ? handle_bug+0x41/0x90

 6728 10:24:43.008927  # [   48.185042]  ? exc_invalid_op+0x14/0x70

 6729 10:24:43.015426  # [   48.189328]  ? asm_exc_invalid_op+0x12/0x20

 6730 10:24:43.021727  # [   48.194035]  ? refcount_warn_saturate+0xfb/0x110

 6731 10:24:43.025063  # [   48.199221]  ? refcount_warn_saturate+0xfb/0x110

 6732 10:24:43.032098  # [   48.210587]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6733 10:24:43.035068  # [   48.215555]  direct_entry.cold+0x2c/0x38

 6734 10:24:43.041665  # [   48.219967]  full_proxy_write+0x53/0x80

 6735 10:24:43.045068  # [   48.224254]  vfs_write+0xe7/0x3b0

 6736 10:24:43.048162  # [   48.227986]  ksys_write+0x68/0xf0

 6737 10:24:43.051467  # [   48.231691]  do_syscall_64+0x30/0x40

 6738 10:24:43.057971  # [   48.235691]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6739 10:24:43.064454  # [   48.241336] RIP: 0033:0x7f4c46927473

 6740 10:24:43.084408  # [   48.245327] 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

 6741 10:24:43.094359  # [   48.266315] RSP: 002b:00007ffe90219948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6742 10:24:43.100788  # [   48.274776] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4c46927473

 6743 10:24:43.110838  # [   48.282750] RDX: 0000000000000012 RSI: 00007f4c4681b000 RDI: 0000000000000001

 6744 10:24:43.117297  # [   48.290735] RBP: 00007f4c4681b000 R08: 00007f4c4681a010 R09: 0000000000000000

 6745 10:24:43.127345  # [   48.298747] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6746 10:24:43.133692  # [   48.306733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6747 10:24:43.140237  # [   48.314749] irq event stamp: 0

 6748 10:24:43.147222  # [   48.318185] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6749 10:24:43.156818  # [   48.331395] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6750 10:24:43.166316  # [   48.340533] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6751 10:24:43.172768  # [   48.349679] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6752 10:24:43.179330  # [   48.356680] ---[ end trace 04bede4d306f3cf7 ]---

 6753 10:24:43.182774  # [   48.368050] lkdtm: Zero detected: saturated

 6754 10:24:43.189312  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6755 10:24:43.192291  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6756 10:24:43.199060  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6757 10:24:43.205571  # [   48.502838] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6758 10:24:43.212437  # [   48.509948] lkdtm: attempting bad refcount_dec() below zero

 6759 10:24:43.215491  # [   48.516174] ------------[ cut here ]------------

 6760 10:24:43.221774  # [   48.521330] refcount_t: decrement hit 0; leaking memory.

 6761 10:24:43.231727  # [   48.527295] WARNING: CPU: 3 PID: 2132 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6762 10:24:43.287310  # [   48.542948] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6763 10:24:43.297225  # [   48.601681] CPU: 3 PID: 2132 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6764 10:24:43.303661  # [   48.616547] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6765 10:24:43.310691  # [   48.623354] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6766 10:24:43.333345  # [   48.629190] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6767 10:24:43.340223  # [   48.650173] RSP: 0018:ffffb16202b47e48 EFLAGS: 00010286

 6768 10:24:43.346454  # [   48.656011] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6769 10:24:43.356347  # [   48.670204] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 6770 10:24:43.362776  # [   48.678200] RBP: ffffffffb41f97ab R08: 0000000000000000 R09: 0000000000000000

 6771 10:24:43.372694  # [   48.686165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6772 10:24:43.382539  # [   48.694137] R13: ffffb16202b47f10 R14: ffffb16202b47f10 R15: ffff996b426d5000

 6773 10:24:43.392307  # [   48.702107] FS:  00007fa6b875f580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6774 10:24:43.398828  # [   48.711152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6775 10:24:43.405547  # [   48.717600] CR2: 00007fa6b8569000 CR3: 0000000105b84002 CR4: 00000000003706e0

 6776 10:24:43.408921  # [   48.731782] Call Trace:

 6777 10:24:43.412284  # [   48.734515]  ? __warn+0x80/0x110

 6778 10:24:43.418825  # [   48.738148]  ? refcount_warn_saturate+0xfb/0x110

 6779 10:24:43.422089  # [   48.743304]  ? report_bug+0x9e/0xc0

 6780 10:24:43.425205  # [   48.747198]  ? handle_bug+0x41/0x90

 6781 10:24:43.432250  # [   48.751091]  ? exc_invalid_op+0x14/0x70

 6782 10:24:43.434973  # [   48.755371]  ? asm_exc_invalid_op+0x12/0x20

 6783 10:24:43.441524  # [   48.760045]  ? refcount_warn_saturate+0xfb/0x110

 6784 10:24:43.448312  # [   48.765223]  ? refcount_warn_saturate+0xfb/0x110

 6785 10:24:43.451580  # [   48.770380]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6786 10:24:43.458127  # [   48.775737]  direct_entry.cold+0x2c/0x38

 6787 10:24:43.461349  # [   48.780118]  full_proxy_write+0x53/0x80

 6788 10:24:43.464885  # [   48.784427]  vfs_write+0xe7/0x3b0

 6789 10:24:43.471473  # [   48.788127]  ksys_write+0x68/0xf0

 6790 10:24:43.474898  # [   48.791828]  do_syscall_64+0x30/0x40

 6791 10:24:43.481361  # [   48.795819]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6792 10:24:43.484411  # [   48.801462] RIP: 0033:0x7fa6b8675473

 6793 10:24:43.507516  # [   48.805453] 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

 6794 10:24:43.514102  # [   48.826440] RSP: 002b:00007ffee1736568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6795 10:24:43.524221  # [   48.834899] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa6b8675473

 6796 10:24:43.533994  # [   48.842871] RDX: 0000000000000016 RSI: 00007fa6b8569000 RDI: 0000000000000001

 6797 10:24:43.540501  # [   48.850843] RBP: 00007fa6b8569000 R08: 00007fa6b8568010 R09: 0000000000000000

 6798 10:24:43.550512  # [   48.858813] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6799 10:24:43.556975  # [   48.866785] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6800 10:24:43.560151  # [   48.874762] irq event stamp: 0

 6801 10:24:43.569847  # [   48.878193] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6802 10:24:43.576749  # [   48.885195] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6803 10:24:43.586690  # [   48.894334] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6804 10:24:43.596299  # [   48.903470] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6805 10:24:43.599715  # [   48.910471] ---[ end trace 04bede4d306f3cf8 ]---

 6806 10:24:43.606201  # [   48.915626] lkdtm: Negative detected: saturated

 6807 10:24:43.612665  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6808 10:24:43.619435  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6809 10:24:43.622546  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6810 10:24:43.632490  # [   49.032025] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6811 10:24:43.639011  # [   49.040160] lkdtm: attempting bad refcount_dec_and_test() below zero

 6812 10:24:43.645483  # [   49.053479] ------------[ cut here ]------------

 6813 10:24:43.648903  # [   49.064851] refcount_t: underflow; use-after-free.

 6814 10:24:43.661822  # [   49.076434] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6815 10:24:43.714374  # [   49.092071] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6816 10:24:43.724147  # [   49.150740] CPU: 1 PID: 2167 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6817 10:24:43.730713  # [   49.165606] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6818 10:24:43.737506  # [   49.178625] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6819 10:24:43.759972  # [   49.190679] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 6820 10:24:43.766428  # [   49.217876] RSP: 0018:ffffb16202bdfe40 EFLAGS: 00010286

 6821 10:24:43.773117  # [   49.223730] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6822 10:24:43.782851  # [   49.237911] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 6823 10:24:43.790010  # [   49.245882] RBP: ffffffffb41f9400 R08: 0000000000000000 R09: 0000000000000000

 6824 10:24:43.799340  # [   49.260061] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6825 10:24:43.809312  # [   49.268035] R13: ffffb16202bdff10 R14: ffffb16202bdff10 R15: ffff996b45f5c000

 6826 10:24:43.816096  # [   49.282216] FS:  00007f62f4d09580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 6827 10:24:43.825384  # [   49.291256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6828 10:24:43.832249  # [   49.303881] CR2: 00007f62f4b13000 CR3: 000000010412e002 CR4: 00000000003706e0

 6829 10:24:43.835591  # [   49.311853] Call Trace:

 6830 10:24:43.838750  # [   49.320796]  ? __warn+0x80/0x110

 6831 10:24:43.845213  # [   49.330609]  ? refcount_warn_saturate+0xba/0x110

 6832 10:24:43.848502  # [   49.335766]  ? report_bug+0x9e/0xc0

 6833 10:24:43.855084  # [   49.345869]  ? handle_bug+0x41/0x90

 6834 10:24:43.858435  # [   49.355984]  ? exc_invalid_op+0x14/0x70

 6835 10:24:43.865193  # [   49.366483]  ? asm_exc_invalid_op+0x12/0x20

 6836 10:24:43.868356  # [   49.377378]  ? refcount_warn_saturate+0xba/0x110

 6837 10:24:43.874831  # [   49.388747]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6838 10:24:43.881412  # [   49.401086]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6839 10:24:43.888009  # [   49.413526]  direct_entry.cold+0x2c/0x38

 6840 10:24:43.891502  # [   49.424121]  full_proxy_write+0x53/0x80

 6841 10:24:43.894604  # [   49.434618]  vfs_write+0xe7/0x3b0

 6842 10:24:43.901074  # [   49.444534]  ksys_write+0x68/0xf0

 6843 10:24:43.904689  # [   49.454448]  do_syscall_64+0x30/0x40

 6844 10:24:43.911167  # [   49.464653]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6845 10:24:43.914628  # [   49.476509] RIP: 0033:0x7f62f4c1f473

 6846 10:24:43.937278  # [   49.486713] 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

 6847 10:24:43.946987  # [   49.513909] RSP: 002b:00007fffd502f938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6848 10:24:43.953650  # [   49.528581] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f62f4c1f473

 6849 10:24:43.963695  # [   49.542767] RDX: 000000000000001f RSI: 00007f62f4b13000 RDI: 0000000000000001

 6850 10:24:43.969605  # [   49.556955] RBP: 00007f62f4b13000 R08: 00007f62f4b12010 R09: 0000000000000000

 6851 10:24:43.979670  # [   49.571146] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6852 10:24:43.989231  # [   49.585336] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6853 10:24:43.992686  # [   49.599530] irq event stamp: 0

 6854 10:24:43.999604  # [   49.609150] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6855 10:24:44.009138  # [   49.622365] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6856 10:24:44.019324  # [   49.637720] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6857 10:24:44.025521  # [   49.653073] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6858 10:24:44.032148  # [   49.666286] ---[ end trace 04bede4d306f3cf9 ]---

 6859 10:24:44.035647  # [   49.677675] lkdtm: Negative detected: saturated

 6860 10:24:44.045081  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6861 10:24:44.048913  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6862 10:24:44.055274  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6863 10:24:44.064823  # [   49.798605] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6864 10:24:44.071324  # [   49.808420] lkdtm: attempting bad refcount_sub_and_test() below zero

 6865 10:24:44.077606  # [   49.821756] ------------[ cut here ]------------

 6866 10:24:44.081188  # [   49.833140] refcount_t: underflow; use-after-free.

 6867 10:24:44.091346  # [   49.844753] WARNING: CPU: 0 PID: 2202 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6868 10:24:44.147229  # [   49.860379] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6869 10:24:44.156736  # [   49.919068] CPU: 0 PID: 2202 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6870 10:24:44.163767  # [   49.933948] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6871 10:24:44.170061  # [   49.947019] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6872 10:24:44.189723  # [   49.959039] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 6873 10:24:44.196416  # [   49.986264] RSP: 0018:ffffb16202c5fe40 EFLAGS: 00010286

 6874 10:24:44.206105  # [   49.998346] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6875 10:24:44.212564  # [   50.012500] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 6876 10:24:44.222516  # [   50.026725] RBP: ffffffffb41f9420 R08: 0000000000000000 R09: 0000000000000000

 6877 10:24:44.229034  # [   50.040873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6878 10:24:44.239268  # [   50.055072] R13: ffffb16202c5ff10 R14: ffffb16202c5ff10 R15: ffff996b466f9000

 6879 10:24:44.248677  # [   50.069265] FS:  00007f9434d25580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 6880 10:24:44.255588  # [   50.084527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6881 10:24:44.265642  # [   50.097141] CR2: 00007f9434b2f000 CR3: 00000001047d0003 CR4: 00000000003706f0

 6882 10:24:44.266171  # [   50.111320] Call Trace:

 6883 10:24:44.271862  # [   50.120271]  ? __warn+0x80/0x110

 6884 10:24:44.275219  # [   50.130074]  ? refcount_warn_saturate+0xba/0x110

 6885 10:24:44.281644  # [   50.141447]  ? report_bug+0x9e/0xc0

 6886 10:24:44.285014  # [   50.151552]  ? handle_bug+0x41/0x90

 6887 10:24:44.288318  # [   50.161646]  ? exc_invalid_op+0x14/0x70

 6888 10:24:44.294825  # [   50.172166]  ? asm_exc_invalid_op+0x12/0x20

 6889 10:24:44.297985  # [   50.183075]  ? refcount_warn_saturate+0xba/0x110

 6890 10:24:44.304642  # [   50.194459]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6891 10:24:44.311157  # [   50.206798]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6892 10:24:44.317716  # [   50.219242]  direct_entry.cold+0x2c/0x38

 6893 10:24:44.321148  # [   50.229859]  full_proxy_write+0x53/0x80

 6894 10:24:44.324609  # [   50.240355]  vfs_write+0xe7/0x3b0

 6895 10:24:44.330895  # [   50.250281]  ksys_write+0x68/0xf0

 6896 10:24:44.334265  # [   50.260186]  do_syscall_64+0x30/0x40

 6897 10:24:44.340663  # [   50.270393]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6898 10:24:44.344106  # [   50.282247] RIP: 0033:0x7f9434c3b473

 6899 10:24:44.367038  # [   50.292448] 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

 6900 10:24:44.376698  # [   50.319653] RSP: 002b:00007ffde20332e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6901 10:24:44.383603  # [   50.334314] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9434c3b473

 6902 10:24:44.393289  # [   50.348524] RDX: 000000000000001f RSI: 00007f9434b2f000 RDI: 0000000000000001

 6903 10:24:44.399895  # [   50.362693] RBP: 00007f9434b2f000 R08: 00007f9434b2e010 R09: 0000000000000000

 6904 10:24:44.409570  # [   50.376908] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6905 10:24:44.416079  # [   50.391058] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6906 10:24:44.419203  # [   50.405288] irq event stamp: 0

 6907 10:24:44.429571  # [   50.414869] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6908 10:24:44.439033  # [   50.428116] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6909 10:24:44.449372  # [   50.443513] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6910 10:24:44.455700  # [   50.458850] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6911 10:24:44.462042  # [   50.472094] ---[ end trace 04bede4d306f3cfa ]---

 6912 10:24:44.465546  # [   50.483444] lkdtm: Negative detected: saturated

 6913 10:24:44.475139  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6914 10:24:44.478561  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6915 10:24:44.484885  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6916 10:24:44.491595  # [   50.640181] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6917 10:24:44.497917  # [   50.650186] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6918 10:24:44.500928  # [   50.657304] lkdtm: Good: zero detected

 6919 10:24:44.507758  # [   50.661501] lkdtm: Correctly stayed at zero

 6920 10:24:44.514427  # [   50.666178] lkdtm: attempting bad refcount_inc() from zero

 6921 10:24:44.520687  # [   50.672306] ------------[ cut here ]------------

 6922 10:24:44.527093  # [   50.677461] refcount_t: addition on 0; use-after-free.

 6923 10:24:44.537112  # [   50.683229] WARNING: CPU: 3 PID: 2234 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6924 10:24:44.589426  # [   50.692663] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6925 10:24:44.599088  # [   50.751333] CPU: 3 PID: 2234 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6926 10:24:44.605787  # [   50.760007] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6927 10:24:44.612240  # [   50.766814] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6928 10:24:44.635172  # [   50.772667] Code: 01 01 e8 26 fe c0 00 0f 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15 b4 c6 05 fd f2 f6 01 01 e8 03 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15

 6929 10:24:44.642251  # [   50.793660] RSP: 0018:ffffb16202cbfe48 EFLAGS: 00010286

 6930 10:24:44.648712  # [   50.805708] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6931 10:24:44.658267  # [   50.813682] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 6932 10:24:44.664891  # [   50.827871] RBP: ffffffffb41f97c1 R08: 0000000000000000 R09: 0000000000000000

 6933 10:24:44.674650  # [   50.835873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6934 10:24:44.684806  # [   50.843845] R13: ffffb16202cbff10 R14: ffffb16202cbff10 R15: ffff996b43cd9000

 6935 10:24:44.694535  # [   50.851816] FS:  00007f6a389c9580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 6936 10:24:44.701154  # [   50.860855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6937 10:24:44.707794  # [   50.867266] CR2: 00007f6a387d3000 CR3: 00000001029b8006 CR4: 00000000003706e0

 6938 10:24:44.711084  # [   50.875239] Call Trace:

 6939 10:24:44.714241  # [   50.877970]  ? __warn+0x80/0x110

 6940 10:24:44.720819  # [   50.881594]  ? refcount_warn_saturate+0x74/0x110

 6941 10:24:44.723993  # [   50.886751]  ? report_bug+0x9e/0xc0

 6942 10:24:44.730643  # [   50.890664]  ? handle_bug+0x41/0x90

 6943 10:24:44.734030  # [   50.894567]  ? exc_invalid_op+0x14/0x70

 6944 10:24:44.737081  # [   50.905061]  ? asm_exc_invalid_op+0x12/0x20

 6945 10:24:44.743919  # [   50.909738]  ? refcount_warn_saturate+0x74/0x110

 6946 10:24:44.750420  # [   50.914918]  ? refcount_warn_saturate+0x74/0x110

 6947 10:24:44.753791  # [   50.920074]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6948 10:24:44.760418  # [   50.925037]  direct_entry.cold+0x2c/0x38

 6949 10:24:44.763816  # [   50.929419]  full_proxy_write+0x53/0x80

 6950 10:24:44.766662  # [   50.933718]  vfs_write+0xe7/0x3b0

 6951 10:24:44.773251  # [   50.937449]  ksys_write+0x68/0xf0

 6952 10:24:44.776770  # [   50.941147]  do_syscall_64+0x30/0x40

 6953 10:24:44.782883  # [   50.945138]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6954 10:24:44.786246  # [   50.950779] RIP: 0033:0x7f6a388df473

 6955 10:24:44.809247  # [   50.954770] 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

 6956 10:24:44.818910  # [   50.975758] RSP: 002b:00007ffcb5d54a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6957 10:24:44.825657  # [   50.984217] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6a388df473

 6958 10:24:44.835603  # [   50.992190] RDX: 0000000000000012 RSI: 00007f6a387d3000 RDI: 0000000000000001

 6959 10:24:44.842004  # [   51.000164] RBP: 00007f6a387d3000 R08: 00007f6a387d2010 R09: 0000000000000000

 6960 10:24:44.851956  # [   51.008136] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6961 10:24:44.862032  # [   51.016106] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6962 10:24:44.864817  # [   51.024082] irq event stamp: 0

 6963 10:24:44.871740  # [   51.027520] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6964 10:24:44.881618  # [   51.034523] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6965 10:24:44.891119  # [   51.043680] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 6966 10:24:44.898319  # [   51.052817] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6967 10:24:44.904627  # [   51.066030] ---[ end trace 04bede4d306f3cfb ]---

 6968 10:24:44.907617  # [   51.071186] lkdtm: Zero detected: saturated

 6969 10:24:44.914288  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6970 10:24:44.917404  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6971 10:24:44.920797  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6972 10:24:44.927622  # [   51.226495] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6973 10:24:44.937415  # [   51.237563] lkdtm: attempting safe refcount_add_not_zero() from zero

 6974 10:24:44.940542  # [   51.250876] lkdtm: Good: zero detected

 6975 10:24:44.946903  # [   51.261274] lkdtm: Correctly stayed at zero

 6976 10:24:44.953772  # [   51.272161] lkdtm: attempting bad refcount_add() from zero

 6977 10:24:44.956824  # [   51.278292] ------------[ cut here ]------------

 6978 10:24:44.963424  # [   51.289684] refcount_t: addition on 0; use-after-free.

 6979 10:24:44.973346  # [   51.301701] WARNING: CPU: 1 PID: 2266 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6980 10:24:45.029210  # [   51.317325] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 6981 10:24:45.039228  # [   51.375994] CPU: 1 PID: 2266 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 6982 10:24:45.045465  # [   51.384650] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6983 10:24:45.052138  # [   51.397673] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6984 10:24:45.072313  # [   51.409730] Code: 01 01 e8 26 fe c0 00 0f 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15 b4 c6 05 fd f2 f6 01 01 e8 03 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15

 6985 10:24:45.078536  # [   51.430731] RSP: 0018:ffffb16202d4fe48 EFLAGS: 00010286

 6986 10:24:45.088606  # [   51.442777] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6987 10:24:45.095174  # [   51.450751] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 6988 10:24:45.104794  # [   51.458726] RBP: ffffffffb41f97d3 R08: 0000000000000000 R09: 0000000000000000

 6989 10:24:45.114558  # [   51.466698] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6990 10:24:45.121340  # [   51.474677] R13: ffffb16202d4ff10 R14: ffffb16202d4ff10 R15: ffff996b46478000

 6991 10:24:45.130906  # [   51.488855] FS:  00007fc0c2535580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 6992 10:24:45.137765  # [   51.497894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6993 10:24:45.147487  # [   51.510520] CR2: 00007fc0c233f000 CR3: 0000000103bd8006 CR4: 00000000003706e0

 6994 10:24:45.150758  # [   51.518491] Call Trace:

 6995 10:24:45.154121  # [   51.527434]  ? __warn+0x80/0x110

 6996 10:24:45.157191  # [   51.537250]  ? refcount_warn_saturate+0x74/0x110

 6997 10:24:45.164096  # [   51.542407]  ? report_bug+0x9e/0xc0

 6998 10:24:45.166821  # [   51.552510]  ? handle_bug+0x41/0x90

 6999 10:24:45.170242  # [   51.562616]  ? exc_invalid_op+0x14/0x70

 7000 10:24:45.177161  # [   51.566900]  ? asm_exc_invalid_op+0x12/0x20

 7001 10:24:45.183193  # [   51.577784]  ? refcount_warn_saturate+0x74/0x110

 7002 10:24:45.186830  # [   51.589152]  ? refcount_warn_saturate+0x74/0x110

 7003 10:24:45.193076  # [   51.594308]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 7004 10:24:45.196799  # [   51.605479]  direct_entry.cold+0x2c/0x38

 7005 10:24:45.202974  # [   51.609861]  full_proxy_write+0x53/0x80

 7006 10:24:45.206140  # [   51.620355]  vfs_write+0xe7/0x3b0

 7007 10:24:45.209606  # [   51.630267]  ksys_write+0x68/0xf0

 7008 10:24:45.216259  # [   51.633968]  do_syscall_64+0x30/0x40

 7009 10:24:45.219051  # [   51.644168]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7010 10:24:45.225867  # [   51.649812] RIP: 0033:0x7fc0c244b473

 7011 10:24:45.245614  # [   51.660016] 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

 7012 10:24:45.255360  # [   51.687221] RSP: 002b:00007ffc847aa2c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7013 10:24:45.265546  # [   51.701894] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc0c244b473

 7014 10:24:45.271628  # [   51.709869] RDX: 0000000000000012 RSI: 00007fc0c233f000 RDI: 0000000000000001

 7015 10:24:45.281767  # [   51.724050] RBP: 00007fc0c233f000 R08: 00007fc0c233e010 R09: 0000000000000000

 7016 10:24:45.288261  # [   51.732022] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7017 10:24:45.297950  # [   51.746203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7018 10:24:45.301102  # [   51.754180] irq event stamp: 0

 7019 10:24:45.308186  # [   51.763796] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7020 10:24:45.317777  # [   51.770799] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7021 10:24:45.327452  # [   51.786145] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7022 10:24:45.333891  # [   51.795285] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7023 10:24:45.340561  # [   51.808493] ---[ end trace 04bede4d306f3cfc ]---

 7024 10:24:45.347163  # [   51.813669] lkdtm: Zero detected: saturated

 7025 10:24:45.350674  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 7026 10:24:45.353684  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7027 10:24:45.360119  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7028 10:24:45.366907  # [   51.944835] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 7029 10:24:45.373427  # [   51.955690] lkdtm: attempting bad refcount_inc() from saturated

 7030 10:24:45.380108  # [   51.968518] ------------[ cut here ]------------

 7031 10:24:45.386651  # [   51.979881] refcount_t: saturated; leaking memory.

 7032 10:24:45.396479  # [   51.991464] WARNING: CPU: 1 PID: 2301 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7033 10:24:45.449097  # [   52.007094] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7034 10:24:45.458886  # [   52.065765] CPU: 1 PID: 2301 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7035 10:24:45.465457  # [   52.080632] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7036 10:24:45.471888  # [   52.093650] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7037 10:24:45.494800  # [   52.105701] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 7038 10:24:45.501670  # [   52.132897] RSP: 0018:ffffb16202d9fe48 EFLAGS: 00010286

 7039 10:24:45.508130  # [   52.144947] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 7040 10:24:45.517808  # [   52.159141] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 7041 10:24:45.527500  # [   52.173329] RBP: ffffffffb41f97e5 R08: 0000000000000000 R09: 0000000000000000

 7042 10:24:45.534028  # [   52.181305] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7043 10:24:45.543900  # [   52.189277] R13: ffffb16202d9ff10 R14: ffffb16202d9ff10 R15: ffff996b4403e000

 7044 10:24:45.553752  # [   52.203457] FS:  00007f66a8ae6580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 7045 10:24:45.560522  # [   52.212499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7046 10:24:45.566957  # [   52.225127] CR2: 00007f66a88f0000 CR3: 000000010274a003 CR4: 00000000003706e0

 7047 10:24:45.570420  # [   52.233099] Call Trace:

 7048 10:24:45.573658  # [   52.242059]  ? __warn+0x80/0x110

 7049 10:24:45.580031  # [   52.251859]  ? refcount_warn_saturate+0x51/0x110

 7050 10:24:45.583535  # [   52.257019]  ? report_bug+0x9e/0xc0

 7051 10:24:45.590207  # [   52.260918]  ? handle_bug+0x41/0x90

 7052 10:24:45.593618  # [   52.264821]  ? exc_invalid_op+0x14/0x70

 7053 10:24:45.600073  # [   52.269108]  ? asm_exc_invalid_op+0x12/0x20

 7054 10:24:45.603019  # [   52.273788]  ? refcount_warn_saturate+0x51/0x110

 7055 10:24:45.609589  # [   52.278954]  ? refcount_warn_saturate+0x51/0x110

 7056 10:24:45.616162  # [   52.290322]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 7057 10:24:45.619527  # [   52.295773]  direct_entry.cold+0x2c/0x38

 7058 10:24:45.626335  # [   52.300157]  full_proxy_write+0x53/0x80

 7059 10:24:45.629612  # [   52.310647]  vfs_write+0xe7/0x3b0

 7060 10:24:45.632510  # [   52.320586]  ksys_write+0x68/0xf0

 7061 10:24:45.635771  # [   52.330501]  do_syscall_64+0x30/0x40

 7062 10:24:45.642489  # [   52.340724]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7063 10:24:45.649006  # [   52.346391] RIP: 0033:0x7f66a89fc473

 7064 10:24:45.668598  # [   52.350408] 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

 7065 10:24:45.678673  # [   52.377600] RSP: 002b:00007ffdca9543f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7066 10:24:45.688654  # [   52.386060] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f66a89fc473

 7067 10:24:45.695243  # [   52.400244] RDX: 0000000000000017 RSI: 00007f66a88f0000 RDI: 0000000000000001

 7068 10:24:45.704720  # [   52.408216] RBP: 00007f66a88f0000 R08: 00007f66a88ef010 R09: 0000000000000000

 7069 10:24:45.711357  # [   52.422401] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7070 10:24:45.721262  # [   52.430374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7071 10:24:45.724570  # [   52.444562] irq event stamp: 0

 7072 10:24:45.731452  # [   52.454209] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7073 10:24:45.741227  # [   52.467426] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7074 10:24:45.750815  # [   52.482777] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7075 10:24:45.757286  # [   52.498128] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7076 10:24:45.764225  # [   52.511343] ---[ end trace 04bede4d306f3cfd ]---

 7077 10:24:45.770595  # [   52.516501] lkdtm: Saturation detected: still saturated

 7078 10:24:45.777415  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 7079 10:24:45.783619  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7080 10:24:45.787060  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7081 10:24:45.793818  # [   52.648416] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 7082 10:24:45.800226  # [   52.659657] lkdtm: attempting bad refcount_dec() from saturated

 7083 10:24:45.806493  # [   52.672492] ------------[ cut here ]------------

 7084 10:24:45.812930  # [   52.683857] refcount_t: decrement hit 0; leaking memory.

 7085 10:24:45.823037  # [   52.696018] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 7086 10:24:45.879121  # [   52.711679] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7087 10:24:45.885723  # [   52.770360] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7088 10:24:45.895901  # [   52.785205] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7089 10:24:45.898518  # [   52.798225] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7090 10:24:45.921550  # [   52.810277] Code: 98 47 15 b4 c6 05 8d f2 f6 01 01 e8 96 fd c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 68 47 15 b4 c6 05 74 f2 f6 01 01 e8 7c fd c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7091 10:24:45.928265  # [   52.837478] RSP: 0018:ffffb16202e0fe48 EFLAGS: 00010286

 7092 10:24:45.937753  # [   52.843315] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7093 10:24:45.944787  # [   52.857495] RDX: ffff996bbacac660 RSI: ffff996bbac9bf70 RDI: ffff996bbac9bf70

 7094 10:24:45.954093  # [   52.865468] RBP: ffffffffb41f97fc R08: 0000000000000000 R09: 0000000000000000

 7095 10:24:45.963930  # [   52.879652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7096 10:24:45.970624  # [   52.887665] R13: ffffb16202e0ff10 R14: ffffb16202e0ff10 R15: ffff996b4489e000

 7097 10:24:45.980576  # [   52.901830] FS:  00007f9253c88580(0000) GS:ffff996bbac80000(0000) knlGS:0000000000000000

 7098 10:24:45.987098  # [   52.910870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7099 10:24:45.996704  # [   52.923495] CR2: 00007f9253a92000 CR3: 0000000103f46001 CR4: 00000000003706e0

 7100 10:24:45.999650  # [   52.931466] Call Trace:

 7101 10:24:46.002954  # [   52.940409]  ? __warn+0x80/0x110

 7102 10:24:46.009627  # [   52.950222]  ? refcount_warn_saturate+0xfb/0x110

 7103 10:24:46.012785  # [   52.955378]  ? report_bug+0x9e/0xc0

 7104 10:24:46.016350  # [   52.965485]  ? handle_bug+0x41/0x90

 7105 10:24:46.022528  # [   52.975595]  ? exc_invalid_op+0x14/0x70

 7106 10:24:46.025904  # [   52.986094]  ? asm_exc_invalid_op+0x12/0x20

 7107 10:24:46.032490  # [   52.996981]  ? refcount_warn_saturate+0xfb/0x110

 7108 10:24:46.035799  # [   53.008348]  ? refcount_warn_saturate+0xfb/0x110

 7109 10:24:46.042454  # [   53.019734]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7110 10:24:46.048606  # [   53.031397]  direct_entry.cold+0x2c/0x38

 7111 10:24:46.052027  # [   53.041994]  full_proxy_write+0x53/0x80

 7112 10:24:46.055530  # [   53.052493]  vfs_write+0xe7/0x3b0

 7113 10:24:46.061484  # [   53.062406]  ksys_write+0x68/0xf0

 7114 10:24:46.065156  # [   53.072321]  do_syscall_64+0x30/0x40

 7115 10:24:46.071575  # [   53.082527]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7116 10:24:46.075196  # [   53.094383] RIP: 0033:0x7f9253b9e473

 7117 10:24:46.097779  # [   53.104589] 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

 7118 10:24:46.107815  # [   53.131788] RSP: 002b:00007ffca9f38498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7119 10:24:46.114328  # [   53.146460] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9253b9e473

 7120 10:24:46.124237  # [   53.160645] RDX: 0000000000000017 RSI: 00007f9253a92000 RDI: 0000000000000001

 7121 10:24:46.130728  # [   53.174830] RBP: 00007f9253a92000 R08: 00007f9253a91010 R09: 0000000000000000

 7122 10:24:46.140826  # [   53.189016] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7123 10:24:46.150461  # [   53.203201] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7124 10:24:46.153791  # [   53.217391] irq event stamp: 0

 7125 10:24:46.160322  # [   53.227009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7126 10:24:46.170170  # [   53.240223] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7127 10:24:46.180088  # [   53.255577] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7128 10:24:46.186512  # [   53.270932] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7129 10:24:46.192909  # [   53.284148] ---[ end trace 04bede4d306f3cfe ]---

 7130 10:24:46.199484  # [   53.295516] lkdtm: Saturation detected: still saturated

 7131 10:24:46.206565  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7132 10:24:46.212944  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7133 10:24:46.215805  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7134 10:24:46.222457  # [   53.428226] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7135 10:24:46.229119  # [   53.438683] lkdtm: attempting bad refcount_dec() from saturated

 7136 10:24:46.235441  # [   53.451519] ------------[ cut here ]------------

 7137 10:24:46.242017  # [   53.456683] refcount_t: saturated; leaking memory.

 7138 10:24:46.252014  # [   53.462045] WARNING: CPU: 3 PID: 2371 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7139 10:24:46.308005  # [   53.477681] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7140 10:24:46.314365  # [   53.536348] CPU: 3 PID: 2371 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7141 10:24:46.324451  # [   53.545002] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7142 10:24:46.327417  # [   53.558029] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7143 10:24:46.350744  # [   53.563896] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 31 f3 f6 01 00 75 ee 48 c7 c7 e8 46 15 b4 c6 05 21 f3 f6 01 01 e8 26 fe c0 00 <0f> 0b c3 cc cc cc cc 80 3d 0d f3 f6 01 00 75 cb 48 c7 c7 10 47 15

 7144 10:24:46.357265  # [   53.584877] RSP: 0018:ffffb16202e47e48 EFLAGS: 00010286

 7145 10:24:46.367112  # [   53.590726] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7146 10:24:46.373832  # [   53.598746] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 7147 10:24:46.383227  # [   53.606750] RBP: ffffffffb41f9813 R08: 0000000000000000 R09: 0000000000000000

 7148 10:24:46.390338  # [   53.614746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7149 10:24:46.399839  # [   53.622736] R13: ffffb16202e47f10 R14: ffffb16202e47f10 R15: ffff996b448cb000

 7150 10:24:46.409821  # [   53.630709] FS:  00007fe802f6b580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 7151 10:24:46.416350  # [   53.639748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7152 10:24:46.422876  # [   53.646167] CR2: 00007fe802d75000 CR3: 0000000103db4004 CR4: 00000000003706e0

 7153 10:24:46.426565  # [   53.654137] Call Trace:

 7154 10:24:46.432679  # [   53.656870]  ? __warn+0x80/0x110

 7155 10:24:46.436142  # [   53.660500]  ? refcount_warn_saturate+0x51/0x110

 7156 10:24:46.442609  # [   53.671866]  ? report_bug+0x9e/0xc0

 7157 10:24:46.445829  # [   53.675761]  ? handle_bug+0x41/0x90

 7158 10:24:46.449230  # [   53.679679]  ? exc_invalid_op+0x14/0x70

 7159 10:24:46.456240  # [   53.683965]  ? asm_exc_invalid_op+0x12/0x20

 7160 10:24:46.459538  # [   53.694846]  ? refcount_warn_saturate+0x51/0x110

 7161 10:24:46.465814  # [   53.700029]  ? refcount_warn_saturate+0x51/0x110

 7162 10:24:46.472681  # [   53.711393]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7163 10:24:46.475645  # [   53.716841]  direct_entry.cold+0x2c/0x38

 7164 10:24:46.482326  # [   53.721247]  full_proxy_write+0x53/0x80

 7165 10:24:46.485887  # [   53.725555]  vfs_write+0xe7/0x3b0

 7166 10:24:46.488768  # [   53.729279]  ksys_write+0x68/0xf0

 7167 10:24:46.492258  # [   53.732981]  do_syscall_64+0x30/0x40

 7168 10:24:46.499154  # [   53.736972]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7169 10:24:46.505604  # [   53.742613] RIP: 0033:0x7fe802e81473

 7170 10:24:46.524872  # [   53.746603] 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

 7171 10:24:46.534699  # [   53.767586] RSP: 002b:00007ffd793354d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7172 10:24:46.544462  # [   53.776042] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe802e81473

 7173 10:24:46.551085  # [   53.784014] RDX: 0000000000000017 RSI: 00007fe802d75000 RDI: 0000000000000001

 7174 10:24:46.561451  # [   53.791984] RBP: 00007fe802d75000 R08: 00007fe802d74010 R09: 0000000000000000

 7175 10:24:46.567883  # [   53.799955] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7176 10:24:46.577435  # [   53.807925] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7177 10:24:46.580825  # [   53.815905] irq event stamp: 0

 7178 10:24:46.587390  # [   53.825526] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7179 10:24:46.597163  # [   53.832527] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7180 10:24:46.607251  # [   53.847876] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7181 10:24:46.613731  # [   53.857010] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7182 10:24:46.620350  # [   53.864009] ---[ end trace 04bede4d306f3cff ]---

 7183 10:24:46.626923  # [   53.869164] lkdtm: Saturation detected: still saturated

 7184 10:24:46.633348  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 7185 10:24:46.639705  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7186 10:24:46.646644  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7187 10:24:46.652905  # [   53.997697] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7188 10:24:46.659791  # [   54.007197] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7189 10:24:46.666219  # [   54.020925] ------------[ cut here ]------------

 7190 10:24:46.672765  # [   54.032289] refcount_t: saturated; leaking memory.

 7191 10:24:46.682767  # [   54.043905] WARNING: CPU: 0 PID: 2403 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7192 10:24:46.738264  # [   54.059542] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7193 10:24:46.744904  # [   54.118200] CPU: 0 PID: 2403 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7194 10:24:46.754821  # [   54.133102] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7195 10:24:46.758237  # [   54.146221] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7196 10:24:46.780934  # [   54.158210] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 7197 10:24:46.787569  # [   54.185498] RSP: 0018:ffffb16202f37e38 EFLAGS: 00010282

 7198 10:24:46.797730  # [   54.197508] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7199 10:24:46.804302  # [   54.211719] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 7200 10:24:46.813840  # [   54.225915] RBP: ffffffffb41f9440 R08: 0000000000000000 R09: 0000000000000000

 7201 10:24:46.820517  # [   54.240137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7202 10:24:46.830379  # [   54.254289] R13: ffffb16202f37f10 R14: ffffb16202f37f10 R15: ffff996b45911000

 7203 10:24:46.840333  # [   54.268532] FS:  00007fc3304d5580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 7204 10:24:46.846782  # [   54.283779] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7205 10:24:46.853222  # [   54.296470] CR2: 00007fc3302df000 CR3: 0000000103b82002 CR4: 00000000003706f0

 7206 10:24:46.856513  # [   54.310625] Call Trace:

 7207 10:24:46.859960  # [   54.319588]  ? __warn+0x80/0x110

 7208 10:24:46.866315  # [   54.329401]  ? refcount_warn_saturate+0x97/0x110

 7209 10:24:46.869857  # [   54.340842]  ? report_bug+0x9e/0xc0

 7210 10:24:46.876364  # [   54.350917]  ? handle_bug+0x41/0x90

 7211 10:24:46.879821  # [   54.361124]  ? exc_invalid_op+0x14/0x70

 7212 10:24:46.886332  # [   54.371551]  ? asm_exc_invalid_op+0x12/0x20

 7213 10:24:46.889615  # [   54.382462]  ? refcount_warn_saturate+0x97/0x110

 7214 10:24:46.895848  # [   54.393840]  ? refcount_warn_saturate+0x97/0x110

 7215 10:24:46.902342  # [   54.405229]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7216 10:24:46.909329  # [   54.417581]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7217 10:24:46.915575  # [   54.430114]  direct_entry.cold+0x2c/0x38

 7218 10:24:46.919095  # [   54.440723]  full_proxy_write+0x53/0x80

 7219 10:24:46.921960  # [   54.451226]  vfs_write+0xe7/0x3b0

 7220 10:24:46.925361  # [   54.461146]  ksys_write+0x68/0xf0

 7221 10:24:46.931497  # [   54.471079]  do_syscall_64+0x30/0x40

 7222 10:24:46.938335  # [   54.481246]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7223 10:24:46.941381  # [   54.493140] RIP: 0033:0x7fc3303eb473

 7224 10:24:46.965058  # [   54.503331] 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

 7225 10:24:46.971234  # [   54.530565] RSP: 002b:00007ffced5236c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7226 10:24:46.981423  # [   54.545222] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc3303eb473

 7227 10:24:46.991151  # [   54.553231] RDX: 0000000000000020 RSI: 00007fc3302df000 RDI: 0000000000000001

 7228 10:24:46.997455  # [   54.567375] RBP: 00007fc3302df000 R08: 00007fc3302de010 R09: 0000000000000000

 7229 10:24:47.007297  # [   54.575373] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7230 10:24:47.013698  # [   54.589553] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7231 10:24:47.017238  # [   54.603764] irq event stamp: 0

 7232 10:24:47.027055  # [   54.613386] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7233 10:24:47.036601  # [   54.626566] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7234 10:24:47.046811  # [   54.641916] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7235 10:24:47.053392  # [   54.657304] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7236 10:24:47.059506  # [   54.670505] ---[ end trace 04bede4d306f3d00 ]---

 7237 10:24:47.062929  # [   54.675688] lkdtm: Saturation detected: still saturated

 7238 10:24:47.069560  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7239 10:24:47.075946  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7240 10:24:47.082738  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7241 10:24:47.088965  # [   54.952789] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7242 10:24:47.098893  # [   54.965009] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7243 10:24:47.102225  # [   54.978758] ------------[ cut here ]------------

 7244 10:24:47.108757  # [   54.990121] refcount_t: saturated; leaking memory.

 7245 10:24:47.118611  # [   55.001757] WARNING: CPU: 0 PID: 2435 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7246 10:24:47.174358  # [   55.017352] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7247 10:24:47.184429  # [   55.076072] CPU: 0 PID: 2435 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7248 10:24:47.190903  # [   55.090898] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7249 10:24:47.197377  # [   55.103979] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7250 10:24:47.217061  # [   55.115976] Code: 01 01 e8 03 fe c0 00 0f 0b c3 cc cc cc cc 80 3d ec f2 f6 01 00 75 a8 48 c7 c7 e8 46 15 b4 c6 05 dc f2 f6 01 01 e8 e0 fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15

 7251 10:24:47.223627  # [   55.143217] RSP: 0018:ffffb16202f9fe38 EFLAGS: 00010282

 7252 10:24:47.233883  # [   55.155229] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7253 10:24:47.240090  # [   55.169410] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 7254 10:24:47.249865  # [   55.183592] RBP: ffffffffb41f9460 R08: 0000000000000000 R09: 0000000000000000

 7255 10:24:47.259750  # [   55.197800] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7256 10:24:47.266085  # [   55.212011] R13: ffffb16202f9ff10 R14: ffffb16202f9ff10 R15: ffff996b45c6b000

 7257 10:24:47.276382  # [   55.226195] FS:  00007fc0dfdb9580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 7258 10:24:47.283079  # [   55.241434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7259 10:24:47.292423  # [   55.254108] CR2: 00007fc0dfbc3000 CR3: 0000000103cde006 CR4: 00000000003706f0

 7260 10:24:47.295830  # [   55.268314] Call Trace:

 7261 10:24:47.298889  # [   55.277266]  ? __warn+0x80/0x110

 7262 10:24:47.305819  # [   55.287106]  ? refcount_warn_saturate+0x97/0x110

 7263 10:24:47.308689  # [   55.298463]  ? report_bug+0x9e/0xc0

 7264 10:24:47.312020  # [   55.308606]  ? handle_bug+0x41/0x90

 7265 10:24:47.318750  # [   55.318698]  ? exc_invalid_op+0x14/0x70

 7266 10:24:47.322460  # [   55.329181]  ? asm_exc_invalid_op+0x12/0x20

 7267 10:24:47.329146  # [   55.340102]  ? refcount_warn_saturate+0x97/0x110

 7268 10:24:47.335620  # [   55.351475]  ? refcount_warn_saturate+0x97/0x110

 7269 10:24:47.342058  # [   55.362830]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7270 10:24:47.348386  # [   55.375171]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7271 10:24:47.352039  # [   55.387767]  direct_entry.cold+0x2c/0x38

 7272 10:24:47.355107  # [   55.398356]  full_proxy_write+0x53/0x80

 7273 10:24:47.362019  # [   55.408853]  vfs_write+0xe7/0x3b0

 7274 10:24:47.364777  # [   55.418783]  ksys_write+0x68/0xf0

 7275 10:24:47.368212  # [   55.428695]  do_syscall_64+0x30/0x40

 7276 10:24:47.374640  # [   55.438887]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7277 10:24:47.377764  # [   55.450760] RIP: 0033:0x7fc0dfccf473

 7278 10:24:47.400798  # [   55.460950] 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

 7279 10:24:47.410681  # [   55.488164] RSP: 002b:00007ffc5ed15458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7280 10:24:47.417348  # [   55.502821] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc0dfccf473

 7281 10:24:47.427091  # [   55.517028] RDX: 0000000000000020 RSI: 00007fc0dfbc3000 RDI: 0000000000000001

 7282 10:24:47.437058  # [   55.531247] RBP: 00007fc0dfbc3000 R08: 00007fc0dfbc2010 R09: 0000000000000000

 7283 10:24:47.443135  # [   55.545404] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7284 10:24:47.452937  # [   55.559621] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7285 10:24:47.456465  # [   55.573783] irq event stamp: 0

 7286 10:24:47.462797  # [   55.583441] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7287 10:24:47.472715  # [   55.596620] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7288 10:24:47.482613  # [   55.611976] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7289 10:24:47.489152  # [   55.627324] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7290 10:24:47.495443  # [   55.640551] ---[ end trace 04bede4d306f3d01 ]---

 7291 10:24:47.502506  # [   55.651909] lkdtm: Saturation detected: still saturated

 7292 10:24:47.508905  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7293 10:24:47.515402  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7294 10:24:47.518686  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7295 10:24:47.528769  # [   55.813213] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7296 10:24:47.534944  # [   55.827058] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7297 10:24:47.541693  # [   55.840793] ------------[ cut here ]------------

 7298 10:24:47.548198  # [   55.852163] refcount_t: underflow; use-after-free.

 7299 10:24:47.557682  # [   55.863781] WARNING: CPU: 0 PID: 2470 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7300 10:24:47.610421  # [   55.879409] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7301 10:24:47.620353  # [   55.938088] CPU: 0 PID: 2470 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7302 10:24:47.626600  # [   55.952948] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7303 10:24:47.633364  # [   55.965976] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7304 10:24:47.656349  # [   55.978044] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 7305 10:24:47.662822  # [   56.005286] RSP: 0018:ffffb16203057e40 EFLAGS: 00010286

 7306 10:24:47.669598  # [   56.017305] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7307 10:24:47.679360  # [   56.031529] RDX: ffff996bbac2c660 RSI: ffff996bbac1bf70 RDI: ffff996bbac1bf70

 7308 10:24:47.685995  # [   56.045764] RBP: ffffffffb41f9480 R08: 0000000000000000 R09: 0000000000000000

 7309 10:24:47.695832  # [   56.059900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7310 10:24:47.702695  # [   56.074085] R13: ffffb16203057f10 R14: ffffb16203057f10 R15: ffff996b4659a000

 7311 10:24:47.712139  # [   56.088294] FS:  00007f51774dc580(0000) GS:ffff996bbac00000(0000) knlGS:0000000000000000

 7312 10:24:47.718545  # [   56.103531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7313 10:24:47.728626  # [   56.116195] CR2: 00007f51772e6000 CR3: 00000001026ae006 CR4: 00000000003706f0

 7314 10:24:47.731934  # [   56.130370] Call Trace:

 7315 10:24:47.734840  # [   56.139321]  ? __warn+0x80/0x110

 7316 10:24:47.741393  # [   56.149146]  ? refcount_warn_saturate+0xba/0x110

 7317 10:24:47.744888  # [   56.160518]  ? report_bug+0x9e/0xc0

 7318 10:24:47.748019  # [   56.170667]  ? handle_bug+0x41/0x90

 7319 10:24:47.754491  # [   56.180724]  ? exc_invalid_op+0x14/0x70

 7320 10:24:47.757856  # [   56.191245]  ? asm_exc_invalid_op+0x12/0x20

 7321 10:24:47.764295  # [   56.202168]  ? refcount_warn_saturate+0xba/0x110

 7322 10:24:47.770722  # [   56.213491]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7323 10:24:47.777319  # [   56.225816]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7324 10:24:47.780734  # [   56.238364]  direct_entry.cold+0x2c/0x38

 7325 10:24:47.787447  # [   56.248973]  full_proxy_write+0x53/0x80

 7326 10:24:47.790443  # [   56.259458]  vfs_write+0xe7/0x3b0

 7327 10:24:47.793815  # [   56.269371]  ksys_write+0x68/0xf0

 7328 10:24:47.800404  # [   56.279305]  do_syscall_64+0x30/0x40

 7329 10:24:47.806995  # [   56.289545]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7330 10:24:47.810014  # [   56.301381] RIP: 0033:0x7f51773f2473

 7331 10:24:47.833162  # [   56.311611] 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

 7332 10:24:47.839620  # [   56.338800] RSP: 002b:00007ffd07a11708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7333 10:24:47.849446  # [   56.353516] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f51773f2473

 7334 10:24:47.855738  # [   56.367728] RDX: 0000000000000020 RSI: 00007f51772e6000 RDI: 0000000000000001

 7335 10:24:47.865671  # [   56.381916] RBP: 00007f51772e6000 R08: 00007f51772e5010 R09: 0000000000000000

 7336 10:24:47.872389  # [   56.396034] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7337 10:24:47.881832  # [   56.410291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7338 10:24:47.885254  # [   56.424451] irq event stamp: 0

 7339 10:24:47.891770  # [   56.434058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7340 10:24:47.901851  # [   56.447292] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7341 10:24:47.911689  # [   56.462636] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7342 10:24:47.921885  # [   56.477963] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7343 10:24:47.924967  # [   56.491230] ---[ end trace 04bede4d306f3d02 ]---

 7344 10:24:47.931209  # [   56.502581] lkdtm: Saturation detected: still saturated

 7345 10:24:47.941281  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7346 10:24:47.944799  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7347 10:24:47.951380  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7348 10:24:47.961170  # [   56.653650] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7349 10:24:47.967451  # [   56.665365] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7350 10:24:47.974319  # [   56.672861] ------------[ cut here ]------------

 7351 10:24:47.977311  # [   56.678020] refcount_t: underflow; use-after-free.

 7352 10:24:47.990562  # [   56.683399] WARNING: CPU: 3 PID: 2505 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7353 10:24:48.043122  # [   56.692833] 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 cros_ec_debugfs cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_sensorhub cros_usbpd_logger uvcvideo cros_usbpd_charger videobuf2_vmalloc snd_soc_core videobuf2_memops videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common regmap_i2c i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight coreboot_table

 7354 10:24:48.052928  # [   56.751502] CPU: 3 PID: 2505 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7355 10:24:48.059449  # [   56.760154] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7356 10:24:48.066029  # [   56.766961] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7357 10:24:48.085789  # [   56.772795] Code: 01 01 e8 e0 fd c0 00 0f 0b c3 cc cc cc cc 80 3d c6 f2 f6 01 00 75 85 48 c7 c7 40 47 15 b4 c6 05 b6 f2 f6 01 01 e8 bd fd c0 00 <0f> 0b c3 cc cc cc cc 80 3d a1 f2 f6 01 00 0f 85 5e ff ff ff 48 c7

 7358 10:24:48.092715  # [   56.793780] RSP: 0018:ffffb162030c7e40 EFLAGS: 00010286

 7359 10:24:48.102511  # [   56.799616] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7360 10:24:48.112170  # [   56.807588] RDX: ffff996bbadac660 RSI: ffff996bbad9bf70 RDI: ffff996bbad9bf70

 7361 10:24:48.118547  # [   56.815549] RBP: ffffffffb41f94a0 R08: 0000000000000000 R09: 0000000000000000

 7362 10:24:48.128338  # [   56.823522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7363 10:24:48.135185  # [   56.831492] R13: ffffb162030c7f10 R14: ffffb162030c7f10 R15: ffff996b448d8000

 7364 10:24:48.145199  # [   56.839463] FS:  00007f775b652580(0000) GS:ffff996bbad80000(0000) knlGS:0000000000000000

 7365 10:24:48.151518  # [   56.848493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7366 10:24:48.161588  # [   56.854912] CR2: 00007f775b45c000 CR3: 0000000103b9e003 CR4: 00000000003706e0

 7367 10:24:48.164738  # [   56.862884] Call Trace:

 7368 10:24:48.168077  # [   56.865616]  ? __warn+0x80/0x110

 7369 10:24:48.174912  # [   56.869243]  ? refcount_warn_saturate+0xba/0x110

 7370 10:24:48.177909  # [   56.874398]  ? report_bug+0x9e/0xc0

 7371 10:24:48.181001  # [   56.878294]  ? handle_bug+0x41/0x90

 7372 10:24:48.187742  # [   56.882209]  ? exc_invalid_op+0x14/0x70

 7373 10:24:48.190772  # [   56.886494]  ? asm_exc_invalid_op+0x12/0x20

 7374 10:24:48.197263  # [   56.891168]  ? refcount_warn_saturate+0xba/0x110

 7375 10:24:48.204313  # [   56.896350]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7376 10:24:48.210345  # [   56.902476]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7377 10:24:48.217055  # [   56.908800]  direct_entry.cold+0x2c/0x38

 7378 10:24:48.220399  # [   56.913181]  full_proxy_write+0x53/0x80

 7379 10:24:48.223512  # [   56.917464]  vfs_write+0xe7/0x3b0

 7380 10:24:48.227177  # [   56.921164]  ksys_write+0x68/0xf0

 7381 10:24:48.233665  # [   56.924864]  do_syscall_64+0x30/0x40

 7382 10:24:48.240364  # [   56.928860]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7383 10:24:48.243352  # [   56.940721] RIP: 0033:0x7f775b568473

 7384 10:24:48.266023  # [   56.950928] 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

 7385 10:24:48.272845  # [   56.978133] RSP: 002b:00007ffd639a9728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7386 10:24:48.282700  # [   56.986594] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f775b568473

 7387 10:24:48.289413  # [   56.994567] RDX: 0000000000000020 RSI: 00007f775b45c000 RDI: 0000000000000001

 7388 10:24:48.299002  # [   57.002544] RBP: 00007f775b45c000 R08: 00007f775b45b010 R09: 0000000000000000

 7389 10:24:48.308872  # [   57.010550] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7390 10:24:48.315432  # [   57.018544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7391 10:24:48.319126  # [   57.026519] irq event stamp: 0

 7392 10:24:48.328868  # [   57.029957] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7393 10:24:48.339011  # [   57.036957] hardirqs last disabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7394 10:24:48.348649  # [   57.046096] softirqs last  enabled at (0): [<ffffffffb22fd844>] copy_process+0x664/0x1c60

 7395 10:24:48.355393  # [   57.055234] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7396 10:24:48.358571  # [   57.062233] ---[ end trace 04bede4d306f3d03 ]---

 7397 10:24:48.365184  # [   57.067388] lkdtm: Saturation detected: still saturated

 7398 10:24:48.374697  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7399 10:24:48.381658  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7400 10:24:48.385221  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7401 10:24:48.388190  # Skipping REFCOUNT_TIMING: timing only

 7402 10:24:48.394796  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7403 10:24:48.398041  # selftests: lkdtm: ATOMIC_TIMING.sh

 7404 10:24:48.401470  # Skipping ATOMIC_TIMING: timing only

 7405 10:24:48.407809  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7406 10:24:48.411318  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7407 10:24:48.417588  # [   57.253458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7408 10:24:48.424245  # [   57.266459] lkdtm: attempting good copy_to_user of correct size

 7409 10:24:48.434090  # [   57.279321] lkdtm: attempting bad copy_to_user of too large size

 7410 10:24:48.437587  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7411 10:24:48.444206  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7412 10:24:48.450656  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7413 10:24:48.457024  # [   57.418306] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7414 10:24:48.463512  # [   57.429677] lkdtm: attempting good copy_from_user of correct size

 7415 10:24:48.470363  # [   57.436484] lkdtm: attempting bad copy_from_user of too large size

 7416 10:24:48.476616  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7417 10:24:48.483491  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7418 10:24:48.486773  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7419 10:24:48.496552  # [   57.573761] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7420 10:24:48.503186  # [   57.581251] lkdtm: attempting good copy_to_user inside whitelist

 7421 10:24:48.509344  # [   57.594208] lkdtm: attempting bad copy_to_user outside whitelist

 7422 10:24:48.516265  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7423 10:24:48.522610  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7424 10:24:48.529291  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7425 10:24:48.536014  # [   57.730064] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7426 10:24:48.542509  # [   57.738894] lkdtm: attempting good copy_from_user inside whitelist

 7427 10:24:48.552294  # [   57.745827] lkdtm: attempting bad copy_from_user outside whitelist

 7428 10:24:48.559033  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7429 10:24:48.565397  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7430 10:24:48.568853  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7431 10:24:48.575606  # [   57.884395] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7432 10:24:48.582043  # [   57.896390] lkdtm: good_stack: ffffb162034c7e20-ffffb162034c7e40

 7433 10:24:48.591935  # [   57.909323] lkdtm: bad_stack : ffffb162034c7da8-ffffb162034c7dc8

 7434 10:24:48.598424  # [   57.922283] lkdtm: attempting good copy_to_user of local stack

 7435 10:24:48.604982  # [   57.935005] lkdtm: attempting bad copy_to_user of distant stack

 7436 10:24:48.611983  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7437 10:24:48.618332  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7438 10:24:48.621366  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7439 10:24:48.631405  # [   58.059608] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7440 10:24:48.637791  # [   58.066833] lkdtm: good_stack: ffffb1620355fe20-ffffb1620355fe40

 7441 10:24:48.644738  # [   58.079763] lkdtm: bad_stack : ffffb1620355fda8-ffffb1620355fdc8

 7442 10:24:48.650988  # [   58.092720] lkdtm: attempting good copy_from_user of local stack

 7443 10:24:48.658048  # [   58.105680] lkdtm: attempting bad copy_from_user of distant stack

 7444 10:24:48.664612  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7445 10:24:48.671027  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7446 10:24:48.674023  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7447 10:24:48.680940  # [   58.236456] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7448 10:24:48.690540  # [   58.243546] lkdtm: good_stack: ffffb162035dfe20-ffffb162035dfe40

 7449 10:24:48.697583  # [   58.250265] lkdtm: bad_stack : ffffb162035dfff8-ffffb162035e0018

 7450 10:24:48.703886  # [   58.256992] lkdtm: attempting good copy_to_user of local stack

 7451 10:24:48.710629  # [   58.269732] lkdtm: attempting bad copy_to_user of distant stack

 7452 10:24:48.716813  # [   58.276381] lkdtm: copy_to_user failed, but lacked Oops

 7453 10:24:48.720381  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7454 10:24:48.727076  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7455 10:24:48.730160  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7456 10:24:48.736619  # [   58.408887] lkdtm: Performing direct entry USERCOPY_KERNEL

 7457 10:24:48.746672  # [   58.419004] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb3d7ecf0

 7458 10:24:48.753165  # [   58.433890] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb24e1300

 7459 10:24:48.759618  # [   58.448457] lkdtm: FAIL: survived bad copy_to_user()

 7460 10:24:48.766192  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7461 10:24:48.769642  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7462 10:24:48.776435  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7463 10:24:48.782831  # [   58.588242] lkdtm: Performing direct entry STACKLEAK_ERASING

 7464 10:24:48.789488  # [   58.597218] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7465 10:24:48.796075  # [   58.605153] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7466 10:24:48.805353  # [   58.612940] lkdtm: FAIL: the thread stack is NOT properly erased

 7467 10:24:48.812253  # [   58.625861] CPU: 3 PID: 2870 Comm: cat Tainted: G      D W         5.10.182-cip34 #1

 7468 10:24:48.818646  # [   58.634512] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7469 10:24:48.821687  # [   58.641315] Call Trace:

 7470 10:24:48.825230  # [   58.644045]  dump_stack+0x77/0x9b

 7471 10:24:48.831605  # [   58.647742]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7472 10:24:48.834943  # [   58.652898]  direct_entry.cold+0x2c/0x38

 7473 10:24:48.841788  # [   58.657275]  full_proxy_write+0x53/0x80

 7474 10:24:48.844956  # [   58.661556]  vfs_write+0xe7/0x3b0

 7475 10:24:48.848156  # [   58.665255]  ksys_write+0x68/0xf0

 7476 10:24:48.851812  # [   58.668953]  do_syscall_64+0x30/0x40

 7477 10:24:48.858103  # [   58.672943]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7478 10:24:48.861416  # [   58.678580] RIP: 0033:0x7f30b0b97473

 7479 10:24:48.884478  # [   58.682568] 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

 7480 10:24:48.894369  # [   58.703551] RSP: 002b:00007ffc9a963ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7481 10:24:48.900980  # [   58.712006] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f30b0b97473

 7482 10:24:48.907687  # [   58.719974] RDX: 0000000000000012 RSI: 00007f30b0a8b000 RDI: 0000000000000001

 7483 10:24:48.917511  # [   58.727944] RBP: 00007f30b0a8b000 R08: 00007f30b0a8a010 R09: 0000000000000000

 7484 10:24:48.924265  # [   58.735912] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7485 10:24:48.933639  # [   58.743880] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7486 10:24:48.943709  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7487 10:24:48.947025  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7488 10:24:48.953867  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7489 10:24:48.960297  # [   58.871861] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7490 10:24:48.963666  # [   58.882616] lkdtm: Calling matched prototype ...

 7491 10:24:48.970280  # [   58.893995] lkdtm: Calling mismatched prototype ...

 7492 10:24:48.976814  # [   58.905676] lkdtm: Fail: survived mismatched prototype function call!

 7493 10:24:48.983304  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7494 10:24:48.986642  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7495 10:24:49.225803  lkdtm_PANIC_sh skip

 7496 10:24:49.228887  lkdtm_BUG_sh pass

 7497 10:24:49.228996  lkdtm_WARNING_sh pass

 7498 10:24:49.232298  lkdtm_WARNING_MESSAGE_sh pass

 7499 10:24:49.235765  lkdtm_EXCEPTION_sh pass

 7500 10:24:49.239271  lkdtm_LOOP_sh skip

 7501 10:24:49.239348  lkdtm_EXHAUST_STACK_sh skip

 7502 10:24:49.242238  lkdtm_CORRUPT_STACK_sh skip

 7503 10:24:49.245758  lkdtm_CORRUPT_STACK_STRONG_sh skip

 7504 10:24:49.248886  lkdtm_CORRUPT_LIST_ADD_sh fail

 7505 10:24:49.251895  lkdtm_CORRUPT_LIST_DEL_sh fail

 7506 10:24:49.255349  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7507 10:24:49.262329  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7508 10:24:49.262435  lkdtm_UNSET_SMEP_sh pass

 7509 10:24:49.265540  lkdtm_DOUBLE_FAULT_sh skip

 7510 10:24:49.268874  lkdtm_CORRUPT_PAC_sh skip

 7511 10:24:49.272133  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 7512 10:24:49.275231  lkdtm_OVERWRITE_ALLOCATION_sh skip

 7513 10:24:49.278700  lkdtm_WRITE_AFTER_FREE_sh skip

 7514 10:24:49.281695  lkdtm_READ_AFTER_FREE_sh fail

 7515 10:24:49.285083  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 7516 10:24:49.288228  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7517 10:24:49.292085  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7518 10:24:49.294874  lkdtm_SLAB_FREE_CROSS_sh fail

 7519 10:24:49.298405  lkdtm_SLAB_FREE_PAGE_sh fail

 7520 10:24:49.301799  lkdtm_SOFTLOCKUP_sh skip

 7521 10:24:49.304713  lkdtm_HARDLOCKUP_sh skip

 7522 10:24:49.304787  lkdtm_SPINLOCKUP_sh skip

 7523 10:24:49.308407  lkdtm_HUNG_TASK_sh skip

 7524 10:24:49.311717  lkdtm_EXEC_DATA_sh pass

 7525 10:24:49.314580  lkdtm_EXEC_STACK_sh pass

 7526 10:24:49.314655  lkdtm_EXEC_KMALLOC_sh pass

 7527 10:24:49.318078  lkdtm_EXEC_VMALLOC_sh pass

 7528 10:24:49.321409  lkdtm_EXEC_RODATA_sh pass

 7529 10:24:49.324560  lkdtm_EXEC_USERSPACE_sh pass

 7530 10:24:49.327932  lkdtm_EXEC_NULL_sh pass

 7531 10:24:49.331115  lkdtm_ACCESS_USERSPACE_sh pass

 7532 10:24:49.331210  lkdtm_ACCESS_NULL_sh pass

 7533 10:24:49.334595  lkdtm_WRITE_RO_sh pass

 7534 10:24:49.338199  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7535 10:24:49.341174  lkdtm_WRITE_KERN_sh pass

 7536 10:24:49.344694  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7537 10:24:49.347784  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7538 10:24:49.351416  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7539 10:24:49.358022  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7540 10:24:49.361215  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7541 10:24:49.364226  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7542 10:24:49.367383  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7543 10:24:49.374367  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7544 10:24:49.377322  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7545 10:24:49.380817  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7546 10:24:49.383938  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7547 10:24:49.387190  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7548 10:24:49.390498  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7549 10:24:49.393741  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7550 10:24:49.400875  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7551 10:24:49.404044  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7552 10:24:49.406889  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7553 10:24:49.410626  lkdtm_REFCOUNT_TIMING_sh skip

 7554 10:24:49.413874  lkdtm_ATOMIC_TIMING_sh skip

 7555 10:24:49.416813  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7556 10:24:49.420500  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7557 10:24:49.426877  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7558 10:24:49.430012  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7559 10:24:49.433420  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7560 10:24:49.436447  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7561 10:24:49.439845  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7562 10:24:49.443019  lkdtm_USERCOPY_KERNEL_sh fail

 7563 10:24:49.446253  lkdtm_STACKLEAK_ERASING_sh fail

 7564 10:24:49.449847  lkdtm_CFI_FORWARD_PROTO_sh fail

 7565 10:24:49.456370  + ../../utils/send-to-lava.sh ./output/result.txt

 7566 10:24:49.463011  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 7567 10:24:49.463587  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 7569 10:24:49.469496  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7570 10:24:49.469765  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7572 10:24:49.473125  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7574 10:24:49.476058  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7575 10:24:49.482748  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7576 10:24:49.483004  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7578 10:24:49.489309  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7579 10:24:49.489617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7581 10:24:49.495769  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 7582 10:24:49.496018  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 7584 10:24:49.502615  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 7585 10:24:49.502877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 7587 10:24:49.509268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 7588 10:24:49.509559  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 7590 10:24:49.515714  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 7591 10:24:49.516005  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 7593 10:24:49.522374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7594 10:24:49.522625  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7596 10:24:49.532115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7597 10:24:49.532367  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7599 10:24:49.543918  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7600 10:24:49.544170  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7602 10:24:49.569861  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7603 10:24:49.570112  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7605 10:24:49.592858  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7607 10:24:49.595768  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7608 10:24:49.621234  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 7609 10:24:49.621511  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 7611 10:24:49.650075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 7613 10:24:49.653222  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 7614 10:24:49.685117  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 7615 10:24:49.685387  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 7617 10:24:49.715321  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 7618 10:24:49.715582  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 7620 10:24:49.743375  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 7621 10:24:49.743634  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 7623 10:24:49.769291  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7624 10:24:49.769526  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7626 10:24:49.795694  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 7627 10:24:49.795960  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 7629 10:24:49.822580  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7630 10:24:49.822838  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7632 10:24:49.848827  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7633 10:24:49.849094  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7635 10:24:49.879336  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7636 10:24:49.879596  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7638 10:24:49.910154  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7639 10:24:49.910419  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7641 10:24:49.938625  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 7643 10:24:49.941354  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 7644 10:24:49.968959  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 7646 10:24:49.972283  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 7647 10:24:49.998936  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 7649 10:24:50.001760  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 7650 10:24:50.029735  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 7651 10:24:50.030002  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 7653 10:24:50.063839  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7654 10:24:50.064104  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7656 10:24:50.096195  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7658 10:24:50.099303  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7659 10:24:50.130787  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7660 10:24:50.131059  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7662 10:24:50.160922  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7663 10:24:50.161209  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7665 10:24:50.186754  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7667 10:24:50.189737  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7668 10:24:50.223225  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7669 10:24:50.223496  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7671 10:24:50.254895  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7672 10:24:50.255162  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7674 10:24:50.290181  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7675 10:24:50.290457  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7677 10:24:50.323175  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7679 10:24:50.325853  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7680 10:24:50.353197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7681 10:24:50.353453  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7683 10:24:50.384258  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7684 10:24:50.384528  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7686 10:24:50.406992  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7688 10:24:50.409981  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7689 10:24:50.443906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7690 10:24:50.444167  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7692 10:24:50.477860  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7693 10:24:50.478124  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7695 10:24:50.506271  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7696 10:24:50.506535  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7698 10:24:50.535391  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7699 10:24:50.535654  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7701 10:24:50.566201  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7702 10:24:50.566459  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7704 10:24:50.597508  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7705 10:24:50.597807  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7707 10:24:50.633939  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7708 10:24:50.634205  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7710 10:24:50.674245  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7711 10:24:50.674518  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7713 10:24:50.705967  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7714 10:24:50.706242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7716 10:24:50.738439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7717 10:24:50.738700  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7719 10:24:50.768173  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7720 10:24:50.768427  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7722 10:24:50.801942  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7723 10:24:50.802212  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7725 10:24:50.837024  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7726 10:24:50.837289  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7728 10:24:50.868865  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7729 10:24:50.869124  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7731 10:24:50.898418  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7732 10:24:50.898684  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7734 10:24:50.926177  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7735 10:24:50.926439  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7737 10:24:50.956747  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7738 10:24:50.957026  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7740 10:24:50.988835  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 7741 10:24:50.989102  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 7743 10:24:51.017533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 7744 10:24:51.017793  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 7746 10:24:51.052853  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7747 10:24:51.053116  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7749 10:24:51.080266  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7750 10:24:51.080544  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7752 10:24:51.117818  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7753 10:24:51.118095  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7755 10:24:51.152183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7756 10:24:51.152462  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7758 10:24:51.184958  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7759 10:24:51.185276  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7761 10:24:51.216690  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7762 10:24:51.216998  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7764 10:24:51.244101  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7765 10:24:51.244368  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7767 10:24:51.272757  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7768 10:24:51.273034  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7770 10:24:51.305806  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7771 10:24:51.306078  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7773 10:24:51.337259  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7774 10:24:51.337350  + set +x

 7775 10:24:51.337594  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7777 10:24:51.343680  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 10590700_1.5.2.3.5>

 7778 10:24:51.343930  Received signal: <ENDRUN> 1_kselftest-lkdtm 10590700_1.5.2.3.5
 7779 10:24:51.344006  Ending use of test pattern.
 7780 10:24:51.344068  Ending test lava.1_kselftest-lkdtm (10590700_1.5.2.3.5), duration 47.65
 7782 10:24:51.344289  ok: lava_test_shell seems to have completed
 7783 10:24:51.344868  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass

 7784 10:24:51.344987  end: 3.1 lava-test-shell (duration 00:00:49) [common]
 7785 10:24:51.345072  end: 3 lava-test-retry (duration 00:00:49) [common]
 7786 10:24:51.345157  start: 4 finalize (timeout 00:07:52) [common]
 7787 10:24:51.345246  start: 4.1 power-off (timeout 00:00:30) [common]
 7788 10:24:51.345399  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-3' '--port=1' '--command=off'
 7789 10:24:51.421394  >> Command sent successfully.

 7790 10:24:51.423701  Returned 0 in 0 seconds
 7791 10:24:51.524227  end: 4.1 power-off (duration 00:00:00) [common]
 7793 10:24:51.524948  start: 4.2 read-feedback (timeout 00:07:52) [common]
 7795 10:24:51.526077  Listened to connection for namespace 'common' for up to 1s
 7796 10:24:52.525736  Finalising connection for namespace 'common'
 7797 10:24:52.526354  Disconnecting from shell: Finalise
 7798 10:24:52.526753  / # 
 7799 10:24:52.627661  end: 4.2 read-feedback (duration 00:00:01) [common]
 7800 10:24:52.628290  end: 4 finalize (duration 00:00:01) [common]
 7801 10:24:52.628855  Cleaning after the job
 7802 10:24:52.629325  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/ramdisk
 7803 10:24:52.635041  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/kernel
 7804 10:24:52.643105  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/nfsrootfs
 7805 10:24:52.732371  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10590700/tftp-deploy-5ynuagde/modules
 7806 10:24:52.734959  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/10590700
 7807 10:24:53.221208  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/10590700
 7808 10:24:53.221394  Job finished correctly