Boot log: asus-C433TA-AJ0005-rammus

    1 01:57:06.087297  lava-dispatcher, installed at version: 2022.06
    2 01:57:06.087483  start: 0 validate
    3 01:57:06.087610  Start time: 2022-08-05 01:57:06.087602+00:00 (UTC)
    4 01:57:06.087738  Using caching service: 'http://localhost/cache/?uri=%s'
    5 01:57:06.087869  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220718.0%2Famd64%2Finitrd.cpio.gz exists
    6 01:57:06.365562  Using caching service: 'http://localhost/cache/?uri=%s'
    7 01:57:06.366362  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.131-cip13-37-ge3a52725ce96%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 01:57:06.638664  Using caching service: 'http://localhost/cache/?uri=%s'
    9 01:57:06.639320  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220718.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 01:57:06.919264  Using caching service: 'http://localhost/cache/?uri=%s'
   11 01:57:06.919914  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.131-cip13-37-ge3a52725ce96%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 01:57:07.204924  validate duration: 1.12
   14 01:57:07.206446  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 01:57:07.207034  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 01:57:07.207548  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 01:57:07.208057  Not decompressing ramdisk as can be used compressed.
   18 01:57:07.208505  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220718.0/amd64/initrd.cpio.gz
   19 01:57:07.208870  saving as /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/ramdisk/initrd.cpio.gz
   20 01:57:07.209200  total size: 5411033 (5MB)
   21 01:57:07.214304  progress   0% (0MB)
   22 01:57:07.221755  progress   5% (0MB)
   23 01:57:07.227861  progress  10% (0MB)
   24 01:57:07.232282  progress  15% (0MB)
   25 01:57:07.236367  progress  20% (1MB)
   26 01:57:07.239253  progress  25% (1MB)
   27 01:57:07.241952  progress  30% (1MB)
   28 01:57:07.244341  progress  35% (1MB)
   29 01:57:07.246890  progress  40% (2MB)
   30 01:57:07.248927  progress  45% (2MB)
   31 01:57:07.250970  progress  50% (2MB)
   32 01:57:07.252788  progress  55% (2MB)
   33 01:57:07.254789  progress  60% (3MB)
   34 01:57:07.256535  progress  65% (3MB)
   35 01:57:07.258128  progress  70% (3MB)
   36 01:57:07.259726  progress  75% (3MB)
   37 01:57:07.261493  progress  80% (4MB)
   38 01:57:07.262944  progress  85% (4MB)
   39 01:57:07.264383  progress  90% (4MB)
   40 01:57:07.265822  progress  95% (4MB)
   41 01:57:07.267351  progress 100% (5MB)
   42 01:57:07.267521  5MB downloaded in 0.06s (88.47MB/s)
   43 01:57:07.267677  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 01:57:07.267930  end: 1.1 download-retry (duration 00:00:00) [common]
   46 01:57:07.268022  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 01:57:07.268112  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 01:57:07.268220  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 01:57:07.268291  saving as /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/kernel/bzImage
   50 01:57:07.268356  total size: 13226336 (12MB)
   51 01:57:07.268421  No compression specified
   52 01:57:10.777875  progress   0% (0MB)
   53 01:57:10.781275  progress   5% (0MB)
   54 01:57:10.784491  progress  10% (1MB)
   55 01:57:10.787659  progress  15% (1MB)
   56 01:57:10.790813  progress  20% (2MB)
   57 01:57:10.793967  progress  25% (3MB)
   58 01:57:10.797311  progress  30% (3MB)
   59 01:57:10.800501  progress  35% (4MB)
   60 01:57:10.803666  progress  40% (5MB)
   61 01:57:10.806863  progress  45% (5MB)
   62 01:57:10.810017  progress  50% (6MB)
   63 01:57:10.813208  progress  55% (6MB)
   64 01:57:10.816562  progress  60% (7MB)
   65 01:57:10.819757  progress  65% (8MB)
   66 01:57:10.822903  progress  70% (8MB)
   67 01:57:10.826002  progress  75% (9MB)
   68 01:57:10.829150  progress  80% (10MB)
   69 01:57:10.832438  progress  85% (10MB)
   70 01:57:10.835591  progress  90% (11MB)
   71 01:57:10.838715  progress  95% (12MB)
   72 01:57:10.841878  progress 100% (12MB)
   73 01:57:10.842117  12MB downloaded in 3.57s (3.53MB/s)
   74 01:57:10.842269  end: 1.2.1 http-download (duration 00:00:04) [common]
   76 01:57:10.842512  end: 1.2 download-retry (duration 00:00:04) [common]
   77 01:57:10.842603  start: 1.3 download-retry (timeout 00:09:56) [common]
   78 01:57:10.842693  start: 1.3.1 http-download (timeout 00:09:56) [common]
   79 01:57:10.842839  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220718.0/amd64/full.rootfs.tar.xz
   80 01:57:10.842910  saving as /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/nfsrootfs/full.rootfs.tar
   81 01:57:10.842974  total size: 207105224 (197MB)
   82 01:57:10.843046  Using unxz to decompress xz
   83 01:57:10.846400  progress   0% (0MB)
   84 01:57:11.405862  progress   5% (9MB)
   85 01:57:11.939161  progress  10% (19MB)
   86 01:57:12.531947  progress  15% (29MB)
   87 01:57:12.893525  progress  20% (39MB)
   88 01:57:13.258459  progress  25% (49MB)
   89 01:57:13.847845  progress  30% (59MB)
   90 01:57:14.394770  progress  35% (69MB)
   91 01:57:14.989148  progress  40% (79MB)
   92 01:57:15.542091  progress  45% (88MB)
   93 01:57:16.120632  progress  50% (98MB)
   94 01:57:16.751009  progress  55% (108MB)
   95 01:57:17.433851  progress  60% (118MB)
   96 01:57:17.585757  progress  65% (128MB)
   97 01:57:17.733021  progress  70% (138MB)
   98 01:57:17.827472  progress  75% (148MB)
   99 01:57:17.900347  progress  80% (158MB)
  100 01:57:17.970301  progress  85% (167MB)
  101 01:57:18.072519  progress  90% (177MB)
  102 01:57:18.338989  progress  95% (187MB)
  103 01:57:18.926318  progress 100% (197MB)
  104 01:57:18.931691  197MB downloaded in 8.09s (24.42MB/s)
  105 01:57:18.931956  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 01:57:18.932227  end: 1.3 download-retry (duration 00:00:08) [common]
  108 01:57:18.932321  start: 1.4 download-retry (timeout 00:09:48) [common]
  109 01:57:18.932413  start: 1.4.1 http-download (timeout 00:09:48) [common]
  110 01:57:18.932530  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 01:57:18.932604  saving as /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/modules/modules.tar
  112 01:57:18.932667  total size: 1944372 (1MB)
  113 01:57:18.932730  Using unxz to decompress xz
  114 01:57:19.218084  progress   1% (0MB)
  115 01:57:19.222473  progress   6% (0MB)
  116 01:57:19.228365  progress  11% (0MB)
  117 01:57:19.234282  progress  16% (0MB)
  118 01:57:19.240312  progress  21% (0MB)
  119 01:57:19.245928  progress  26% (0MB)
  120 01:57:19.251536  progress  32% (0MB)
  121 01:57:19.257660  progress  37% (0MB)
  122 01:57:19.264795  progress  42% (0MB)
  123 01:57:19.270502  progress  47% (0MB)
  124 01:57:19.275884  progress  52% (0MB)
  125 01:57:19.280702  progress  57% (1MB)
  126 01:57:19.285467  progress  62% (1MB)
  127 01:57:19.290341  progress  67% (1MB)
  128 01:57:19.296683  progress  72% (1MB)
  129 01:57:19.304849  progress  77% (1MB)
  130 01:57:19.310141  progress  82% (1MB)
  131 01:57:19.315030  progress  87% (1MB)
  132 01:57:19.320638  progress  92% (1MB)
  133 01:57:19.326580  progress  97% (1MB)
  134 01:57:19.338462  1MB downloaded in 0.41s (4.57MB/s)
  135 01:57:19.338710  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 01:57:19.339023  end: 1.4 download-retry (duration 00:00:00) [common]
  138 01:57:19.339118  start: 1.5 prepare-tftp-overlay (timeout 00:09:48) [common]
  139 01:57:19.339221  start: 1.5.1 extract-nfsrootfs (timeout 00:09:48) [common]
  140 01:57:21.357920  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg
  141 01:57:21.358124  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 01:57:21.358258  start: 1.5.2 lava-overlay (timeout 00:09:46) [common]
  143 01:57:21.358411  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12
  144 01:57:21.358516  makedir: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin
  145 01:57:21.358603  makedir: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/tests
  146 01:57:21.358688  makedir: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/results
  147 01:57:21.358828  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-add-keys
  148 01:57:21.358962  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-add-sources
  149 01:57:21.359081  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-background-process-start
  150 01:57:21.359197  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-background-process-stop
  151 01:57:21.359311  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-common-functions
  152 01:57:21.359424  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-echo-ipv4
  153 01:57:21.359536  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-install-packages
  154 01:57:21.359648  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-installed-packages
  155 01:57:21.359758  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-os-build
  156 01:57:21.359869  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-probe-channel
  157 01:57:21.359980  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-probe-ip
  158 01:57:21.360091  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-target-ip
  159 01:57:21.360201  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-target-mac
  160 01:57:21.360310  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-target-storage
  161 01:57:21.360423  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-case
  162 01:57:21.360535  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-event
  163 01:57:21.360666  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-feedback
  164 01:57:21.360781  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-raise
  165 01:57:21.360892  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-reference
  166 01:57:21.361003  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-runner
  167 01:57:21.361114  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-set
  168 01:57:21.361224  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-test-shell
  169 01:57:21.361336  Updating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-add-keys (debian)
  170 01:57:21.361452  Updating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-add-sources (debian)
  171 01:57:21.361566  Updating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-install-packages (debian)
  172 01:57:21.361679  Updating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-installed-packages (debian)
  173 01:57:21.361791  Updating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/bin/lava-os-build (debian)
  174 01:57:21.361889  Creating /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/environment
  175 01:57:21.361978  LAVA metadata
  176 01:57:21.362046  - LAVA_JOB_ID=6976260
  177 01:57:21.362111  - LAVA_DISPATCHER_IP=192.168.201.1
  178 01:57:21.362211  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:46) [common]
  179 01:57:21.362278  skipped lava-vland-overlay
  180 01:57:21.362356  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 01:57:21.362441  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:46) [common]
  182 01:57:21.362506  skipped lava-multinode-overlay
  183 01:57:21.362580  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 01:57:21.362664  start: 1.5.2.3 test-definition (timeout 00:09:46) [common]
  185 01:57:21.362741  Loading test definitions
  186 01:57:21.362870  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:46) [common]
  187 01:57:21.362944  Using /lava-6976260 at stage 0
  188 01:57:21.363183  uuid=6976260_1.5.2.3.1 testdef=None
  189 01:57:21.363274  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 01:57:21.363364  start: 1.5.2.3.2 test-overlay (timeout 00:09:46) [common]
  191 01:57:21.363801  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 01:57:21.364036  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:46) [common]
  194 01:57:21.364528  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 01:57:21.364770  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:46) [common]
  197 01:57:21.365231  runner path: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/0/tests/0_timesync-off test_uuid 6976260_1.5.2.3.1
  198 01:57:21.365382  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 01:57:21.365621  start: 1.5.2.3.5 git-repo-action (timeout 00:09:46) [common]
  201 01:57:21.365697  Using /lava-6976260 at stage 0
  202 01:57:21.365797  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 01:57:21.365881  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/0/tests/1_kselftest-lkdtm'
  204 01:57:27.203656  Running '/usr/bin/git checkout kernelci.org
  205 01:57:27.335163  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 01:57:27.335842  uuid=6976260_1.5.2.3.5 testdef=None
  207 01:57:27.336003  end: 1.5.2.3.5 git-repo-action (duration 00:00:06) [common]
  209 01:57:27.336252  start: 1.5.2.3.6 test-overlay (timeout 00:09:40) [common]
  210 01:57:27.337023  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 01:57:27.337271  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:40) [common]
  213 01:57:27.338132  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 01:57:27.338381  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:40) [common]
  216 01:57:27.339303  runner path: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/0/tests/1_kselftest-lkdtm test_uuid 6976260_1.5.2.3.5
  217 01:57:27.339395  BOARD='asus-C433TA-AJ0005-rammus'
  218 01:57:27.339463  BRANCH='cip'
  219 01:57:27.339526  SKIPFILE='skipfile-lkft.yaml'
  220 01:57:27.339586  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 01:57:27.339651  TST_CASENAME=''
  222 01:57:27.339710  TST_CMDFILES='lkdtm'
  223 01:57:27.339845  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 01:57:27.340077  Creating lava-test-runner.conf files
  226 01:57:27.340146  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/6976260/lava-overlay-bkqp_t12/lava-6976260/0 for stage 0
  227 01:57:27.340231  - 0_timesync-off
  228 01:57:27.340302  - 1_kselftest-lkdtm
  229 01:57:27.340396  end: 1.5.2.3 test-definition (duration 00:00:06) [common]
  230 01:57:27.340483  start: 1.5.2.4 compress-overlay (timeout 00:09:40) [common]
  231 01:57:34.908720  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  232 01:57:34.908879  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:32) [common]
  233 01:57:34.908979  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 01:57:34.909081  end: 1.5.2 lava-overlay (duration 00:00:14) [common]
  235 01:57:34.909173  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:32) [common]
  236 01:57:35.010112  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 01:57:35.010462  start: 1.5.4 extract-modules (timeout 00:09:32) [common]
  238 01:57:35.010574  extracting modules file /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg
  239 01:57:35.033265  extracting modules file /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6976260/extract-overlay-ramdisk-_zg06ndz/ramdisk
  240 01:57:35.055101  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 01:57:35.055262  start: 1.5.5 apply-overlay-tftp (timeout 00:09:32) [common]
  242 01:57:35.055355  [common] Applying overlay to NFS
  243 01:57:35.055429  [common] Applying overlay /var/lib/lava/dispatcher/tmp/6976260/compress-overlay-vknisj5l/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg
  244 01:57:35.500062  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 01:57:35.500238  start: 1.5.6 configure-preseed-file (timeout 00:09:32) [common]
  246 01:57:35.500340  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 01:57:35.500431  start: 1.5.7 compress-ramdisk (timeout 00:09:32) [common]
  248 01:57:35.500513  Building ramdisk /var/lib/lava/dispatcher/tmp/6976260/extract-overlay-ramdisk-_zg06ndz/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/6976260/extract-overlay-ramdisk-_zg06ndz/ramdisk
  249 01:57:35.564052  >> 50320 blocks

  250 01:57:36.336644  rename /var/lib/lava/dispatcher/tmp/6976260/extract-overlay-ramdisk-_zg06ndz/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
  251 01:57:36.337082  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 01:57:36.337201  start: 1.5.8 prepare-kernel (timeout 00:09:31) [common]
  253 01:57:36.337299  start: 1.5.8.1 prepare-fit (timeout 00:09:31) [common]
  254 01:57:36.337394  No mkimage arch provided, not using FIT.
  255 01:57:36.337483  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 01:57:36.337565  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 01:57:36.337663  end: 1.5 prepare-tftp-overlay (duration 00:00:17) [common]
  258 01:57:36.337753  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:31) [common]
  259 01:57:36.337830  No LXC device requested
  260 01:57:36.337911  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 01:57:36.338000  start: 1.7 deploy-device-env (timeout 00:09:31) [common]
  262 01:57:36.338083  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 01:57:36.338151  Checking files for TFTP limit of 4294967296 bytes.
  264 01:57:36.338528  end: 1 tftp-deploy (duration 00:00:29) [common]
  265 01:57:36.338633  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 01:57:36.338726  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 01:57:36.338897  substitutions:
  268 01:57:36.338965  - {DTB}: None
  269 01:57:36.339028  - {INITRD}: 6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
  270 01:57:36.339089  - {KERNEL}: 6976260/tftp-deploy-uee77s_d/kernel/bzImage
  271 01:57:36.339148  - {LAVA_MAC}: None
  272 01:57:36.339206  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg
  273 01:57:36.339266  - {NFS_SERVER_IP}: 192.168.201.1
  274 01:57:36.339322  - {PRESEED_CONFIG}: None
  275 01:57:36.339380  - {PRESEED_LOCAL}: None
  276 01:57:36.339435  - {RAMDISK}: 6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
  277 01:57:36.339491  - {ROOT_PART}: None
  278 01:57:36.339547  - {ROOT}: None
  279 01:57:36.339602  - {SERVER_IP}: 192.168.201.1
  280 01:57:36.339657  - {TEE}: None
  281 01:57:36.339712  Parsed boot commands:
  282 01:57:36.339766  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 01:57:36.339917  Parsed boot commands: tftpboot 192.168.201.1 6976260/tftp-deploy-uee77s_d/kernel/bzImage 6976260/tftp-deploy-uee77s_d/kernel/cmdline 6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
  284 01:57:36.340008  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 01:57:36.340095  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 01:57:36.340188  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 01:57:36.340308  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 01:57:36.340382  Not connected, no need to disconnect.
  289 01:57:36.340458  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 01:57:36.340551  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 01:57:36.340624  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-4'
  292 01:57:36.343424  Setting prompt string to ['lava-test: # ']
  293 01:57:36.343703  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 01:57:36.343805  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 01:57:36.343906  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 01:57:36.343996  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 01:57:36.344173  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-4' '--port=1' '--command=reboot'
  298 01:57:36.363275  >> Command sent successfully.

  299 01:57:36.365074  Returned 0 in 0 seconds
  300 01:57:36.466053  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 01:57:36.466888  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 01:57:36.467172  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 01:57:36.467431  Setting prompt string to 'Starting depthcharge on rammus...'
  305 01:57:36.467618  Changing prompt to 'Starting depthcharge on rammus...'
  306 01:57:36.467810  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  307 01:57:36.468529  [Enter `^Ec?' for help]
  308 01:57:42.878152  
  309 01:57:42.879546  
  310 01:57:42.887692  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  311 01:57:42.893154  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  312 01:57:42.896772  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  313 01:57:42.902135  CPU: AES supported, TXT NOT supported, VT supported
  314 01:57:42.907255  MCH: device id 590c (rev 02) is Kabylake-Y
  315 01:57:42.913338  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  316 01:57:42.916827  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  317 01:57:42.919963  VBOOT: Loading verstage.
  318 01:57:42.927854  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  319 01:57:42.929723  CBFS: Locating 'fallback/verstage'
  320 01:57:42.933542  CBFS: Found @ offset 1a0a80 size f47c
  321 01:57:42.945427  
  322 01:57:42.946011  
  323 01:57:42.954206  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  324 01:57:42.968553  Probing TPM: . done!
  325 01:57:42.971201  TPM ready after 0 ms
  326 01:57:42.978276  Connected to device vid:did:rid of 1ae0:0028:00
  327 01:57:42.987390  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f
  328 01:57:42.990017  Initialized TPM device CR50 revision 0
  329 01:57:43.012360  tlcl_send_startup: Startup return code is 0
  330 01:57:43.014490  TPM: setup succeeded
  331 01:57:43.027929  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  332 01:57:43.032006  Chrome EC: UHEPI supported
  333 01:57:43.033067  Phase 1
  334 01:57:43.038883  FMAP: Found \"FLASH\" version 1.1 at c10000.
  335 01:57:43.042789  FMAP: base = ff000000 size = 1000000 #areas = 33
  336 01:57:43.047084  FMAP: area GBB found @ c11000 (978944 bytes)
  337 01:57:43.056014  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  338 01:57:43.056541  Phase 2
  339 01:57:43.056926  Phase 3
  340 01:57:43.060406  FMAP: area GBB found @ c11000 (978944 bytes)
  341 01:57:43.070115  VB2:vb2_report_dev_firmware() This is developer signed firmware
  342 01:57:43.072843  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  343 01:57:43.077774  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  344 01:57:43.083603  VB2:vb2_verify_keyblock() Checking key block signature...
  345 01:57:43.105633  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  346 01:57:43.109508  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  347 01:57:43.114154  VB2:vb2_verify_fw_preamble() Verifying preamble.
  348 01:57:43.119509  Phase 4
  349 01:57:43.124688  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)
  350 01:57:43.131623  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  351 01:57:43.390174  VB2:vb2_rsa_verify_digest() Digest check failed!
  352 01:57:43.401139  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  353 01:57:43.401811  Saving nvdata
  354 01:57:43.402636  Reboot requested (10020007)
  355 01:57:43.403199  board_reset() called!
  356 01:57:43.403894  full_reset() called!
  357 01:57:47.794433  
  358 01:57:47.795022  
  359 01:57:47.803976  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  360 01:57:47.810087  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  361 01:57:47.814758  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  362 01:57:47.818486  CPU: AES supported, TXT NOT supported, VT supported
  363 01:57:47.822400  MCH: device id 590c (rev 02) is Kabylake-Y
  364 01:57:47.828293  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  365 01:57:47.833215  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  366 01:57:47.836281  VBOOT: Loading verstage.
  367 01:57:47.843386  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  368 01:57:47.846045  CBFS: Locating 'fallback/verstage'
  369 01:57:47.849828  CBFS: Found @ offset 1a0a80 size f47c
  370 01:57:47.861583  
  371 01:57:47.862154  
  372 01:57:47.870612  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  373 01:57:47.884900  Probing TPM: . done!
  374 01:57:47.887464  TPM ready after 0 ms
  375 01:57:47.892510  Connected to device vid:did:rid of 1ae0:0028:00
  376 01:57:47.903742  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f
  377 01:57:47.906561  Initialized TPM device CR50 revision 0
  378 01:57:47.928977  tlcl_send_startup: Startup return code is 0
  379 01:57:47.930621  TPM: setup succeeded
  380 01:57:47.944471  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  381 01:57:47.948121  Chrome EC: UHEPI supported
  382 01:57:47.949647  Phase 1
  383 01:57:47.954208  FMAP: Found \"FLASH\" version 1.1 at c10000.
  384 01:57:47.959157  FMAP: base = ff000000 size = 1000000 #areas = 33
  385 01:57:47.963839  FMAP: area GBB found @ c11000 (978944 bytes)
  386 01:57:47.970425  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  387 01:57:47.977465  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  388 01:57:47.980028  Recovery requested (1009000e)
  389 01:57:47.981529  Saving nvdata
  390 01:57:47.992863  tlcl_extend: response is 0
  391 01:57:48.002927  tlcl_extend: response is 0
  392 01:57:48.010915  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  393 01:57:48.012851  CBFS: Locating 'fallback/romstage'
  394 01:57:48.016311  CBFS: Found @ offset 80 size 10ffc
  395 01:57:48.019317  
  396 01:57:48.019958  
  397 01:57:48.026856  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  398 01:57:48.032271  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  399 01:57:48.036429  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  400 01:57:48.042065  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  401 01:57:48.045425  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  402 01:57:48.049637  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  403 01:57:48.051967  TCO_STS:   0000 0000
  404 01:57:48.055608  GEN_PMCON: e0040200 0000523a
  405 01:57:48.058716  GBLRST_CAUSE: 00000000 00000000
  406 01:57:48.059904  prev_sleep_state 5
  407 01:57:48.063568  Boot Count incremented to 22912
  408 01:57:48.071278  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  409 01:57:48.072553  CBFS: Locating 'fspm.bin'
  410 01:57:48.076521  CBFS: Found @ offset 103fc0 size 63000
  411 01:57:48.080210  Chrome EC: UHEPI supported
  412 01:57:48.086796  FMAP: Found \"FLASH\" version 1.1 at c10000.
  413 01:57:48.090446  FMAP: base = ff000000 size = 1000000 #areas = 33
  414 01:57:48.096406  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  415 01:57:48.101382  Probing TPM:  done!
  416 01:57:48.107247  Connected to device vid:did:rid of 1ae0:0028:00
  417 01:57:48.116967  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f
  418 01:57:48.120849  Initialized TPM device CR50 revision 0
  419 01:57:48.135298  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  420 01:57:48.141746  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  421 01:57:48.144371  MRC cache found, size 1868
  422 01:57:48.146424  bootmode is set to :2
  423 01:57:48.149851  SPD index 1
  424 01:57:48.156318  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  425 01:57:48.157137  CBFS: Locating 'spd.bin'
  426 01:57:48.160733  CBFS: Found @ offset 1a0240 size 800
  427 01:57:48.163266  SPD: module type is LPDDR3
  428 01:57:48.167245  SPD: module part is K4E8E324EB-EGCF   
  429 01:57:48.175174  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  430 01:57:48.179949  SPD: device width 32 bits, bus width 64 bits
  431 01:57:48.181952  SPD: module size is 2048 MB (per channel)
  432 01:57:48.294015  CBMEM:
  433 01:57:48.297386  IMD: root @ 7afff000 254 entries.
  434 01:57:48.299961  IMD: root @ 7affec00 62 entries.
  435 01:57:48.303662  External stage cache:
  436 01:57:48.309541  IMD: root @ 7b3ff000 254 entries.
  437 01:57:48.311647  IMD: root @ 7b3fec00 62 entries.
  438 01:57:48.313793  creating vboot_handoff structure
  439 01:57:48.320015  Chrome EC: clear events_b mask to 0x0000000021004000
  440 01:57:48.337195  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  441 01:57:48.347349  tlcl_write: response is 0
  442 01:57:48.362022  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  443 01:57:48.365428  MRC: TPM MRC hash updated successfully.
  444 01:57:48.366587  2 DIMMs found
  445 01:57:48.369185  top_of_ram = 0x7b000000
  446 01:57:48.374707  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  447 01:57:48.380149  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  448 01:57:48.385357  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  449 01:57:48.392234  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  450 01:57:48.393829  CBFS: Locating 'fallback/postcar'
  451 01:57:48.398092  CBFS: Found @ offset 197000 size 3f04
  452 01:57:48.404452  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  453 01:57:48.415189  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  454 01:57:48.419517  Processing 118 relocs. Offset value of 0x78bd1000
  455 01:57:48.423983  
  456 01:57:48.424548  
  457 01:57:48.432539  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  458 01:57:48.439572  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  459 01:57:48.442184  CBFS: Locating 'fallback/ramstage'
  460 01:57:48.446482  CBFS: Found @ offset e8d80 size 1a462
  461 01:57:48.452920  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  462 01:57:48.492264  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  463 01:57:48.495520  Processing 3657 relocs. Offset value of 0x79d06000
  464 01:57:48.496423  
  465 01:57:48.496862  
  466 01:57:48.505175  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  467 01:57:48.510090  FMAP: Found \"FLASH\" version 1.1 at c10000.
  468 01:57:48.514305  FMAP: base = ff000000 size = 1000000 #areas = 33
  469 01:57:48.520943  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  470 01:57:48.524637  WARNING: RO_VPD is uninitialized or empty.
  471 01:57:48.528489  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  472 01:57:48.532727  WARNING: RW_VPD is uninitialized or empty.
  473 01:57:48.533827  Normal boot.
  474 01:57:48.540873  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  475 01:57:48.546159  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  476 01:57:48.550018  CBFS: Locating 'cpu_microcode_blob.bin'
  477 01:57:48.554780  CBFS: Found @ offset 11100 size d7c00
  478 01:57:48.557498  microcode: sig=0x806e9 pf=0x10 revision=0x97
  479 01:57:48.560266  Skip microcode update
  480 01:57:48.566242  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  481 01:57:48.568450  CBFS: Locating 'fsps.bin'
  482 01:57:48.573110  CBFS: Found @ offset 167fc0 size 2f000
  483 01:57:48.599475  Detected 2 core, 4 thread CPU.
  484 01:57:48.602177  Setting up SMI for CPU
  485 01:57:48.605448  IED base = 0x7b400000
  486 01:57:48.607267  IED size = 0x00400000
  487 01:57:48.609326  Will perform SMM setup.
  488 01:57:48.613482  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  489 01:57:48.621882  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  490 01:57:48.626311  Processing 16 relocs. Offset value of 0x00030000
  491 01:57:48.631044  Attempting to start 3 APs
  492 01:57:48.633180  Waiting for 10ms after sending INIT.
  493 01:57:48.648055  Waiting for 1st SIPI to complete...done.
  494 01:57:48.649295  AP: slot 2 apic_id 3.
  495 01:57:48.651947  AP: slot 3 apic_id 2.
  496 01:57:48.656192  Waiting for 2nd SIPI to complete...done.
  497 01:57:48.658712  AP: slot 1 apic_id 1.
  498 01:57:48.666054  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  499 01:57:48.670875  Processing 13 relocs. Offset value of 0x00038000
  500 01:57:48.677917  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  501 01:57:48.681159  Installing SMM handler to 0x7b000000
  502 01:57:48.689116  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  503 01:57:48.694466  Processing 243 relocs. Offset value of 0x7b010000
  504 01:57:48.703812  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  505 01:57:48.707151  Processing 13 relocs. Offset value of 0x7b008000
  506 01:57:48.712126  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  507 01:57:48.719845  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  508 01:57:48.724482  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  509 01:57:48.730497  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  510 01:57:48.734238  Clearing SMI status registers
  511 01:57:48.737563  SMI_STS: PM1 
  512 01:57:48.738588  PM1_STS: PWRBTN 
  513 01:57:48.740040  TCO_STS: BOOT SECOND_TO 
  514 01:57:48.743386  New SMBASE 0x7b000000
  515 01:57:48.745064  In relocation handler: CPU 0
  516 01:57:48.749231  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  517 01:57:48.756323  Writing SMRR. base = 0x7b000006, mask=0xff800800
  518 01:57:48.756837  Relocation complete.
  519 01:57:48.759051  New SMBASE 0x7afffc00
  520 01:57:48.761810  In relocation handler: CPU 1
  521 01:57:48.765618  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  522 01:57:48.772041  Writing SMRR. base = 0x7b000006, mask=0xff800800
  523 01:57:48.773197  Relocation complete.
  524 01:57:48.775281  New SMBASE 0x7afff400
  525 01:57:48.777961  In relocation handler: CPU 3
  526 01:57:48.782902  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  527 01:57:48.787288  Writing SMRR. base = 0x7b000006, mask=0xff800800
  528 01:57:48.788894  Relocation complete.
  529 01:57:48.791056  New SMBASE 0x7afff800
  530 01:57:48.793868  In relocation handler: CPU 2
  531 01:57:48.798860  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  532 01:57:48.803134  Writing SMRR. base = 0x7b000006, mask=0xff800800
  533 01:57:48.805373  Relocation complete.
  534 01:57:48.807416  Initializing CPU #0
  535 01:57:48.811949  CPU: vendor Intel device 806e9
  536 01:57:48.815006  CPU: family 06, model 8e, stepping 09
  537 01:57:48.818415  Setting up local APIC... apic_id: 0x00 done.
  538 01:57:48.821656  Turbo is available but hidden
  539 01:57:48.824384  Turbo has been enabled
  540 01:57:48.826583  SGX : param.enable = 0
  541 01:57:48.828533  Skip microcode update
  542 01:57:48.831216  CPU #0 initialized
  543 01:57:48.833411  Initializing CPU #1
  544 01:57:48.834474  Initializing CPU #3
  545 01:57:48.837252  Initializing CPU #2
  546 01:57:48.839921  CPU: vendor Intel device 806e9
  547 01:57:48.844246  CPU: family 06, model 8e, stepping 09
  548 01:57:48.847042  CPU: vendor Intel device 806e9
  549 01:57:48.850846  CPU: family 06, model 8e, stepping 09
  550 01:57:48.856252  Setting up local APIC...CPU: vendor Intel device 806e9
  551 01:57:48.860431  CPU: family 06, model 8e, stepping 09
  552 01:57:48.862098   apic_id: 0x02 done.
  553 01:57:48.869153  Setting up local APIC...Setting up local APIC... apic_id: 0x03 done.
  554 01:57:48.871323  Skip microcode update
  555 01:57:48.873506  Skip microcode update
  556 01:57:48.875783  CPU #3 initialized
  557 01:57:48.877373  CPU #2 initialized
  558 01:57:48.879846   apic_id: 0x01 done.
  559 01:57:48.882102  Skip microcode update
  560 01:57:48.884216  CPU #1 initialized
  561 01:57:48.887435  bsp_do_flight_plan done after 229 msecs.
  562 01:57:48.890829  CPU: frequency set to 3400 MHz
  563 01:57:48.892676  Enabling SMIs.
  564 01:57:48.894445  Locking SMM.
  565 01:57:48.897150  VMX : param.enable = 1
  566 01:57:48.899311  VMX status: enabled, unlocked
  567 01:57:48.901818  SGX: pre-conditions not met
  568 01:57:48.904801  VMX status: enabled, unlocked
  569 01:57:48.909655  SGX: pre-conditions not met
  570 01:57:48.910724  VMX status: enabled, unlocked
  571 01:57:48.915193  VMX status: enabled, unlocked
  572 01:57:48.916845  SGX: pre-conditions not met
  573 01:57:48.919625  SGX: pre-conditions not met
  574 01:57:48.925706  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  575 01:57:48.928458  CBFS: Locating 'vbt.bin'
  576 01:57:48.932362  CBFS: Found @ offset 103a00 size 48e
  577 01:57:48.936866  Found a VBT of 4608 bytes after decompression
  578 01:57:48.940518  psys_pmax = 360
  579 01:57:48.945425  FMAP: area GBB found @ c11000 (978944 bytes)
  580 01:57:49.062828  ITSS IRQ Polarities Before:
  581 01:57:49.065497  IPC0: 0x00ff4000
  582 01:57:49.066087  IPC1: 0x00000007
  583 01:57:49.069259  IPC2: 0x00000000
  584 01:57:49.069857  IPC3: 0x00000000
  585 01:57:49.071658  ITSS IRQ Polarities After:
  586 01:57:49.072711  IPC0: 0x00ff4000
  587 01:57:49.076309  IPC1: 0x00000007
  588 01:57:49.077302  IPC2: 0x00000000
  589 01:57:49.078317  IPC3: 0x00000000
  590 01:57:49.083262  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  591 01:57:49.090791  BS: BS_DEV_INIT_CHIPS times (us): entry 376213 run 170354 exit 0
  592 01:57:49.092412  Enumerating buses...
  593 01:57:49.096525  Show all devs... Before device enumeration.
  594 01:57:49.098725  Root Device: enabled 1
  595 01:57:49.102478  CPU_CLUSTER: 0: enabled 1
  596 01:57:49.103994  DOMAIN: 0000: enabled 1
  597 01:57:49.106073  APIC: 00: enabled 1
  598 01:57:49.108218  PCI: 00:00.0: enabled 1
  599 01:57:49.112007  PCI: 00:02.0: enabled 1
  600 01:57:49.113596  PCI: 00:14.0: enabled 1
  601 01:57:49.115726  PCI: 00:14.1: enabled 0
  602 01:57:49.118184  PCI: 00:14.2: enabled 1
  603 01:57:49.120683  PCI: 00:15.0: enabled 1
  604 01:57:49.123417  PCI: 00:15.1: enabled 1
  605 01:57:49.126025  PCI: 00:15.2: enabled 0
  606 01:57:49.127713  PCI: 00:15.3: enabled 0
  607 01:57:49.131064  PCI: 00:16.0: enabled 1
  608 01:57:49.134315  PCI: 00:16.1: enabled 0
  609 01:57:49.135327  PCI: 00:16.2: enabled 0
  610 01:57:49.137934  PCI: 00:16.3: enabled 0
  611 01:57:49.140100  PCI: 00:16.4: enabled 0
  612 01:57:49.142797  PCI: 00:17.0: enabled 0
  613 01:57:49.146015  PCI: 00:19.0: enabled 1
  614 01:57:49.151164  PCI: 00:19.1: enabled 1
  615 01:57:49.151865  PCI: 00:19.2: enabled 0
  616 01:57:49.152708  PCI: 00:1c.0: enabled 1
  617 01:57:49.154501  PCI: 00:1c.1: enabled 0
  618 01:57:49.157233  PCI: 00:1c.2: enabled 0
  619 01:57:49.159281  PCI: 00:1c.3: enabled 0
  620 01:57:49.162423  PCI: 00:1c.4: enabled 0
  621 01:57:49.164677  PCI: 00:1c.5: enabled 0
  622 01:57:49.166837  PCI: 00:1c.6: enabled 0
  623 01:57:49.170717  PCI: 00:1c.7: enabled 0
  624 01:57:49.172348  PCI: 00:1d.0: enabled 0
  625 01:57:49.174487  PCI: 00:1d.1: enabled 0
  626 01:57:49.177124  PCI: 00:1d.2: enabled 0
  627 01:57:49.179797  PCI: 00:1d.3: enabled 0
  628 01:57:49.183492  PCI: 00:1e.0: enabled 1
  629 01:57:49.184317  PCI: 00:1e.1: enabled 0
  630 01:57:49.187269  PCI: 00:1e.2: enabled 1
  631 01:57:49.189606  PCI: 00:1e.3: enabled 0
  632 01:57:49.191560  PCI: 00:1e.4: enabled 1
  633 01:57:49.194243  PCI: 00:1e.5: enabled 0
  634 01:57:49.196475  PCI: 00:1e.6: enabled 1
  635 01:57:49.198546  PCI: 00:1f.0: enabled 1
  636 01:57:49.200738  PCI: 00:1f.1: enabled 1
  637 01:57:49.203947  PCI: 00:1f.2: enabled 1
  638 01:57:49.205868  PCI: 00:1f.3: enabled 1
  639 01:57:49.208234  PCI: 00:1f.4: enabled 1
  640 01:57:49.210674  PCI: 00:1f.5: enabled 1
  641 01:57:49.213687  PCI: 00:1f.6: enabled 0
  642 01:57:49.215783  USB0 port 0: enabled 1
  643 01:57:49.218467  I2C: 00:5c: enabled 1
  644 01:57:49.220585  I2C: 00:15: enabled 1
  645 01:57:49.221623  I2C: 00:39: enabled 1
  646 01:57:49.225486  I2C: 00:3a: enabled 1
  647 01:57:49.226597  I2C: 00:1a: enabled 1
  648 01:57:49.230339  PCI: 00:00.0: enabled 1
  649 01:57:49.231333  SPI: 00: enabled 1
  650 01:57:49.233753  PNP: 0c09.0: enabled 1
  651 01:57:49.235721  USB2 port 0: enabled 1
  652 01:57:49.239436  USB2 port 1: enabled 1
  653 01:57:49.240274  USB2 port 2: enabled 1
  654 01:57:49.246848  USB2 port 4: enabled 1
  655 01:57:49.247383  USB2 port 8: enabled 1
  656 01:57:49.247784  APIC: 01: enabled 1
  657 01:57:49.249025  APIC: 03: enabled 1
  658 01:57:49.251087  APIC: 02: enabled 1
  659 01:57:49.253731  Compare with tree...
  660 01:57:49.255377  Root Device: enabled 1
  661 01:57:49.258955   CPU_CLUSTER: 0: enabled 1
  662 01:57:49.260394    APIC: 00: enabled 1
  663 01:57:49.263756    APIC: 01: enabled 1
  664 01:57:49.266520    APIC: 03: enabled 1
  665 01:57:49.267370    APIC: 02: enabled 1
  666 01:57:49.270834   DOMAIN: 0000: enabled 1
  667 01:57:49.272381    PCI: 00:00.0: enabled 1
  668 01:57:49.274970    PCI: 00:02.0: enabled 1
  669 01:57:49.277673    PCI: 00:14.0: enabled 1
  670 01:57:49.280318     USB0 port 0: enabled 1
  671 01:57:49.283552      USB2 port 0: enabled 1
  672 01:57:49.286718      USB2 port 1: enabled 1
  673 01:57:49.288510      USB2 port 2: enabled 1
  674 01:57:49.291604      USB2 port 4: enabled 1
  675 01:57:49.296419      USB2 port 8: enabled 1
  676 01:57:49.296855    PCI: 00:14.1: enabled 0
  677 01:57:49.300674    PCI: 00:14.2: enabled 1
  678 01:57:49.302126    PCI: 00:15.0: enabled 1
  679 01:57:49.304304     I2C: 00:5c: enabled 1
  680 01:57:49.308539    PCI: 00:15.1: enabled 1
  681 01:57:49.312663     I2C: 00:15: enabled 1
  682 01:57:49.313107    PCI: 00:15.2: enabled 0
  683 01:57:49.315827    PCI: 00:15.3: enabled 0
  684 01:57:49.317454    PCI: 00:16.0: enabled 1
  685 01:57:49.320122    PCI: 00:16.1: enabled 0
  686 01:57:49.323271    PCI: 00:16.2: enabled 0
  687 01:57:49.325819    PCI: 00:16.3: enabled 0
  688 01:57:49.328597    PCI: 00:16.4: enabled 0
  689 01:57:49.330107    PCI: 00:17.0: enabled 0
  690 01:57:49.332902    PCI: 00:19.0: enabled 1
  691 01:57:49.335613    PCI: 00:19.1: enabled 1
  692 01:57:49.338710     I2C: 00:39: enabled 1
  693 01:57:49.342050     I2C: 00:3a: enabled 1
  694 01:57:49.343142     I2C: 00:1a: enabled 1
  695 01:57:49.347371    PCI: 00:19.2: enabled 0
  696 01:57:49.348507    PCI: 00:1c.0: enabled 1
  697 01:57:49.352037     PCI: 00:00.0: enabled 1
  698 01:57:49.353972    PCI: 00:1c.1: enabled 0
  699 01:57:49.356885    PCI: 00:1c.2: enabled 0
  700 01:57:49.359015    PCI: 00:1c.3: enabled 0
  701 01:57:49.361709    PCI: 00:1c.4: enabled 0
  702 01:57:49.364387    PCI: 00:1c.5: enabled 0
  703 01:57:49.367651    PCI: 00:1c.6: enabled 0
  704 01:57:49.370075    PCI: 00:1c.7: enabled 0
  705 01:57:49.372845    PCI: 00:1d.0: enabled 0
  706 01:57:49.375045    PCI: 00:1d.1: enabled 0
  707 01:57:49.377817    PCI: 00:1d.2: enabled 0
  708 01:57:49.379918    PCI: 00:1d.3: enabled 0
  709 01:57:49.382580    PCI: 00:1e.0: enabled 1
  710 01:57:49.386394    PCI: 00:1e.1: enabled 0
  711 01:57:49.387545    PCI: 00:1e.2: enabled 1
  712 01:57:49.390373     SPI: 00: enabled 1
  713 01:57:49.392936    PCI: 00:1e.3: enabled 0
  714 01:57:49.395611    PCI: 00:1e.4: enabled 1
  715 01:57:49.397755    PCI: 00:1e.5: enabled 0
  716 01:57:49.400939    PCI: 00:1e.6: enabled 1
  717 01:57:49.403204    PCI: 00:1f.0: enabled 1
  718 01:57:49.406168     PNP: 0c09.0: enabled 1
  719 01:57:49.408358    PCI: 00:1f.1: enabled 1
  720 01:57:49.411716    PCI: 00:1f.2: enabled 1
  721 01:57:49.414762    PCI: 00:1f.3: enabled 1
  722 01:57:49.416793    PCI: 00:1f.4: enabled 1
  723 01:57:49.419034    PCI: 00:1f.5: enabled 1
  724 01:57:49.422320    PCI: 00:1f.6: enabled 0
  725 01:57:49.423784  Root Device scanning...
  726 01:57:49.429255  root_dev_scan_bus for Root Device
  727 01:57:49.430042  CPU_CLUSTER: 0 enabled
  728 01:57:49.431783  DOMAIN: 0000 enabled
  729 01:57:49.434640  DOMAIN: 0000 scanning...
  730 01:57:49.437856  PCI: pci_scan_bus for bus 00
  731 01:57:49.440597  PCI: 00:00.0 [8086/0000] ops
  732 01:57:49.445530  PCI: 00:00.0 [8086/590c] enabled
  733 01:57:49.447806  PCI: 00:02.0 [8086/0000] ops
  734 01:57:49.450304  PCI: 00:02.0 [8086/591c] enabled
  735 01:57:49.454233  PCI: 00:04.0 [8086/1903] enabled
  736 01:57:49.456957  PCI: 00:08.0 [8086/1911] enabled
  737 01:57:49.460871  PCI: 00:14.0 [8086/0000] bus ops
  738 01:57:49.463375  PCI: 00:14.0 [8086/9d2f] enabled
  739 01:57:49.467121  PCI: 00:14.2 [8086/9d31] enabled
  740 01:57:49.472382  PCI: 00:15.0 [8086/0000] bus ops
  741 01:57:49.473996  PCI: 00:15.0 [8086/9d60] enabled
  742 01:57:49.477862  PCI: 00:15.1 [8086/0000] bus ops
  743 01:57:49.480053  PCI: 00:15.1 [8086/9d61] enabled
  744 01:57:49.483349  PCI: 00:16.0 [8086/0000] ops
  745 01:57:49.486680  PCI: 00:16.0 [8086/9d3a] enabled
  746 01:57:49.489309  PCI: 00:19.0 [8086/0000] ops
  747 01:57:49.492628  PCI: 00:19.0 [8086/9d66] enabled
  748 01:57:49.496233  PCI: 00:19.1 [8086/0000] bus ops
  749 01:57:49.499362  PCI: 00:19.1 [8086/9d65] enabled
  750 01:57:49.504426  PCI: 00:1c.0 [8086/0000] bus ops
  751 01:57:49.507156  PCI: 00:1c.0 [8086/9d10] enabled
  752 01:57:49.509185  PCI: 00:1e.0 [8086/0000] ops
  753 01:57:49.512261  PCI: 00:1e.0 [8086/9d27] enabled
  754 01:57:49.515531  PCI: 00:1e.2 [8086/0000] bus ops
  755 01:57:49.519471  PCI: 00:1e.2 [8086/9d29] enabled
  756 01:57:49.522271  PCI: 00:1e.4 [8086/9d2b] enabled
  757 01:57:49.525520  PCI: 00:1e.6 [8086/0000] ops
  758 01:57:49.530368  PCI: 00:1e.6 [8086/9d2d] enabled
  759 01:57:49.533695  PCI: 00:1f.0 [8086/0000] bus ops
  760 01:57:49.535812  PCI: 00:1f.0 [8086/9d4b] enabled
  761 01:57:49.540628  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  762 01:57:49.543859  PCI: 00:1f.2 [8086/0000] bus ops
  763 01:57:49.547458  PCI: 00:1f.2 [8086/9d21] enabled
  764 01:57:49.550319  PCI: 00:1f.3 [8086/0000] bus ops
  765 01:57:49.554656  PCI: 00:1f.3 [8086/9d71] enabled
  766 01:57:49.557363  PCI: 00:1f.4 [8086/0000] bus ops
  767 01:57:49.560689  PCI: 00:1f.4 [8086/9d23] enabled
  768 01:57:49.563943  PCI: 00:1f.5 [8086/0000] bus ops
  769 01:57:49.567088  PCI: 00:1f.5 [8086/9d24] enabled
  770 01:57:49.569560  PCI: 00:14.0 scanning...
  771 01:57:49.572824  scan_usb_bus for PCI: 00:14.0
  772 01:57:49.575003  USB0 port 0 enabled
  773 01:57:49.577291  USB0 port 0 scanning...
  774 01:57:49.580456  scan_usb_bus for USB0 port 0
  775 01:57:49.583412  USB2 port 0 enabled
  776 01:57:49.584186  USB2 port 1 enabled
  777 01:57:49.586944  USB2 port 2 enabled
  778 01:57:49.588632  USB2 port 4 enabled
  779 01:57:49.590837  USB2 port 8 enabled
  780 01:57:49.593009  USB2 port 0 scanning...
  781 01:57:49.596149  scan_usb_bus for USB2 port 0
  782 01:57:49.599850  scan_usb_bus for USB2 port 0 done
  783 01:57:49.605706  scan_bus: scanning of bus USB2 port 0 took 8974 usecs
  784 01:57:49.607378  USB2 port 1 scanning...
  785 01:57:49.611230  scan_usb_bus for USB2 port 1
  786 01:57:49.614304  scan_usb_bus for USB2 port 1 done
  787 01:57:49.619540  scan_bus: scanning of bus USB2 port 1 took 8976 usecs
  788 01:57:49.621105  USB2 port 2 scanning...
  789 01:57:49.624960  scan_usb_bus for USB2 port 2
  790 01:57:49.628263  scan_usb_bus for USB2 port 2 done
  791 01:57:49.633654  scan_bus: scanning of bus USB2 port 2 took 8975 usecs
  792 01:57:49.635823  USB2 port 4 scanning...
  793 01:57:49.639182  scan_usb_bus for USB2 port 4
  794 01:57:49.642552  scan_usb_bus for USB2 port 4 done
  795 01:57:49.647805  scan_bus: scanning of bus USB2 port 4 took 8977 usecs
  796 01:57:49.649972  USB2 port 8 scanning...
  797 01:57:49.654363  scan_usb_bus for USB2 port 8
  798 01:57:49.656964  scan_usb_bus for USB2 port 8 done
  799 01:57:49.663611  scan_bus: scanning of bus USB2 port 8 took 8969 usecs
  800 01:57:49.665787  scan_usb_bus for USB0 port 0 done
  801 01:57:49.670869  scan_bus: scanning of bus USB0 port 0 took 90985 usecs
  802 01:57:49.674102  scan_usb_bus for PCI: 00:14.0 done
  803 01:57:49.680677  scan_bus: scanning of bus PCI: 00:14.0 took 107793 usecs
  804 01:57:49.682363  PCI: 00:15.0 scanning...
  805 01:57:49.686451  scan_generic_bus for PCI: 00:15.0
  806 01:57:49.690204  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  807 01:57:49.693986  scan_generic_bus for PCI: 00:15.0 done
  808 01:57:49.700449  scan_bus: scanning of bus PCI: 00:15.0 took 14155 usecs
  809 01:57:49.702599  PCI: 00:15.1 scanning...
  810 01:57:49.705925  scan_generic_bus for PCI: 00:15.1
  811 01:57:49.710182  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  812 01:57:49.715542  scan_generic_bus for PCI: 00:15.1 done
  813 01:57:49.719121  scan_bus: scanning of bus PCI: 00:15.1 took 14158 usecs
  814 01:57:49.721945  PCI: 00:19.1 scanning...
  815 01:57:49.725555  scan_generic_bus for PCI: 00:19.1
  816 01:57:49.729260  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  817 01:57:49.734201  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  818 01:57:49.737446  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  819 01:57:49.741894  scan_generic_bus for PCI: 00:19.1 done
  820 01:57:49.747860  scan_bus: scanning of bus PCI: 00:19.1 took 22377 usecs
  821 01:57:49.749448  PCI: 00:1c.0 scanning...
  822 01:57:49.753867  do_pci_scan_bridge for PCI: 00:1c.0
  823 01:57:49.756724  PCI: pci_scan_bus for bus 01
  824 01:57:49.759912  PCI: 01:00.0 [8086/095a] enabled
  825 01:57:49.762640  Capability: type 0x01 @ 0xc8
  826 01:57:49.765234  Capability: type 0x05 @ 0xd0
  827 01:57:49.768509  Capability: type 0x10 @ 0x40
  828 01:57:49.771640  Capability: type 0x10 @ 0x40
  829 01:57:49.775058  Enabling Common Clock Configuration
  830 01:57:49.779446  L1 Sub-State supported from root port 28
  831 01:57:49.782206  L1 Sub-State Support = 0xf
  832 01:57:49.786452  CommonModeRestoreTime = 0x28
  833 01:57:49.789591  Power On Value = 0x1e, Power On Scale = 0x0
  834 01:57:49.792882  ASPM: Enabled L1
  835 01:57:49.793885  Capability: type 0x01 @ 0xc8
  836 01:57:49.796976  Capability: type 0x05 @ 0xd0
  837 01:57:49.799871  Capability: type 0x10 @ 0x40
  838 01:57:49.805782  scan_bus: scanning of bus PCI: 00:1c.0 took 53516 usecs
  839 01:57:49.808535  PCI: 00:1e.2 scanning...
  840 01:57:49.812329  scan_generic_bus for PCI: 00:1e.2
  841 01:57:49.815485  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  842 01:57:49.819838  scan_generic_bus for PCI: 00:1e.2 done
  843 01:57:49.825033  scan_bus: scanning of bus PCI: 00:1e.2 took 13858 usecs
  844 01:57:49.827677  PCI: 00:1f.0 scanning...
  845 01:57:49.831427  scan_lpc_bus for PCI: 00:1f.0
  846 01:57:49.833142  PNP: 0c09.0 enabled
  847 01:57:49.836363  scan_lpc_bus for PCI: 00:1f.0 done
  848 01:57:49.842354  scan_bus: scanning of bus PCI: 00:1f.0 took 11314 usecs
  849 01:57:49.844532  PCI: 00:1f.2 scanning...
  850 01:57:49.847876  scan_lpc_bus for PCI: 00:1f.2
  851 01:57:49.851699  scan_lpc_bus for PCI: 00:1f.2 done
  852 01:57:49.856274  scan_bus: scanning of bus PCI: 00:1f.2 took 9255 usecs
  853 01:57:49.859284  PCI: 00:1f.3 scanning...
  854 01:57:49.865253  scan_bus: scanning of bus PCI: 00:1f.3 took 2719 usecs
  855 01:57:49.867402  PCI: 00:1f.4 scanning...
  856 01:57:49.871693  scan_generic_bus for PCI: 00:1f.4
  857 01:57:49.875075  scan_generic_bus for PCI: 00:1f.4 done
  858 01:57:49.880690  scan_bus: scanning of bus PCI: 00:1f.4 took 10046 usecs
  859 01:57:49.882782  PCI: 00:1f.5 scanning...
  860 01:57:49.886554  scan_generic_bus for PCI: 00:1f.5
  861 01:57:49.890479  scan_generic_bus for PCI: 00:1f.5 done
  862 01:57:49.895986  scan_bus: scanning of bus PCI: 00:1f.5 took 10044 usecs
  863 01:57:49.901333  scan_bus: scanning of bus DOMAIN: 0000 took 466110 usecs
  864 01:57:49.905480  root_dev_scan_bus for Root Device done
  865 01:57:49.911122  scan_bus: scanning of bus Root Device took 486225 usecs
  866 01:57:49.912373  done
  867 01:57:49.914789  Chrome EC: UHEPI supported
  868 01:57:49.922453  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  869 01:57:49.927219  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  870 01:57:49.935177  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  871 01:57:49.943357  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  872 01:57:49.946668  SPI flash protection: WPSW=0 SRP0=0
  873 01:57:49.950935  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  874 01:57:49.956883  BS: BS_DEV_ENUMERATE times (us): entry 0 run 826059 exit 39240
  875 01:57:49.959523  found VGA at PCI: 00:02.0
  876 01:57:49.963271  Setting up VGA for PCI: 00:02.0
  877 01:57:49.969264  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  878 01:57:49.973540  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  879 01:57:49.975658  Allocating resources...
  880 01:57:49.978775  Reading resources...
  881 01:57:49.981389  Root Device read_resources bus 0 link: 0
  882 01:57:49.985915  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  883 01:57:49.990823  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  884 01:57:49.995615  DOMAIN: 0000 read_resources bus 0 link: 0
  885 01:57:50.000612  PCI: 00:14.0 read_resources bus 0 link: 0
  886 01:57:50.004886  USB0 port 0 read_resources bus 0 link: 0
  887 01:57:50.010685  USB0 port 0 read_resources bus 0 link: 0 done
  888 01:57:50.015325  PCI: 00:14.0 read_resources bus 0 link: 0 done
  889 01:57:50.020043  PCI: 00:15.0 read_resources bus 1 link: 0
  890 01:57:50.024887  PCI: 00:15.0 read_resources bus 1 link: 0 done
  891 01:57:50.029665  PCI: 00:15.1 read_resources bus 2 link: 0
  892 01:57:50.034863  PCI: 00:15.1 read_resources bus 2 link: 0 done
  893 01:57:50.039358  PCI: 00:19.1 read_resources bus 3 link: 0
  894 01:57:50.044657  PCI: 00:19.1 read_resources bus 3 link: 0 done
  895 01:57:50.049085  PCI: 00:1c.0 read_resources bus 1 link: 0
  896 01:57:50.054611  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  897 01:57:50.059236  PCI: 00:1e.2 read_resources bus 4 link: 0
  898 01:57:50.063915  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  899 01:57:50.069294  PCI: 00:1f.0 read_resources bus 0 link: 0
  900 01:57:50.074351  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  901 01:57:50.079526  DOMAIN: 0000 read_resources bus 0 link: 0 done
  902 01:57:50.085240  Root Device read_resources bus 0 link: 0 done
  903 01:57:50.086818  Done reading resources.
  904 01:57:50.092633  Show resources in subtree (Root Device)...After reading.
  905 01:57:50.096735   Root Device child on link 0 CPU_CLUSTER: 0
  906 01:57:50.101256    CPU_CLUSTER: 0 child on link 0 APIC: 00
  907 01:57:50.102142     APIC: 00
  908 01:57:50.103846     APIC: 01
  909 01:57:50.105042     APIC: 03
  910 01:57:50.107031     APIC: 02
  911 01:57:50.111223    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  912 01:57:50.120376    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  913 01:57:50.129501    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  914 01:57:50.132061     PCI: 00:00.0
  915 01:57:50.141681     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  916 01:57:50.151411     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  917 01:57:50.159951     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  918 01:57:50.168778     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  919 01:57:50.177883     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  920 01:57:50.188758     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  921 01:57:50.197311     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  922 01:57:50.206541     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  923 01:57:50.214541     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  924 01:57:50.224276     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  925 01:57:50.234694     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  926 01:57:50.243734     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  927 01:57:50.253453     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  928 01:57:50.262321     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  929 01:57:50.271424     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  930 01:57:50.273559     PCI: 00:02.0
  931 01:57:50.283442     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  932 01:57:50.293793     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  933 01:57:50.303254     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  934 01:57:50.304061     PCI: 00:04.0
  935 01:57:50.313554     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  936 01:57:50.315205     PCI: 00:08.0
  937 01:57:50.325646     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  938 01:57:50.329565     PCI: 00:14.0 child on link 0 USB0 port 0
  939 01:57:50.339557     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  940 01:57:50.345612      USB0 port 0 child on link 0 USB2 port 0
  941 01:57:50.346499       USB2 port 0
  942 01:57:50.347329       USB2 port 1
  943 01:57:50.350881       USB2 port 2
  944 01:57:50.351395       USB2 port 4
  945 01:57:50.352517       USB2 port 8
  946 01:57:50.354187     PCI: 00:14.1
  947 01:57:50.356256     PCI: 00:14.2
  948 01:57:50.366111     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  949 01:57:50.370577     PCI: 00:15.0 child on link 0 I2C: 01:5c
  950 01:57:50.380773     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  951 01:57:50.382319      I2C: 01:5c
  952 01:57:50.386521     PCI: 00:15.1 child on link 0 I2C: 02:15
  953 01:57:50.397418     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  954 01:57:50.397868      I2C: 02:15
  955 01:57:50.399000     PCI: 00:15.2
  956 01:57:50.401192     PCI: 00:15.3
  957 01:57:50.402406     PCI: 00:16.0
  958 01:57:50.412440     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  959 01:57:50.413943     PCI: 00:16.1
  960 01:57:50.416018     PCI: 00:16.2
  961 01:57:50.417219     PCI: 00:16.3
  962 01:57:50.418835     PCI: 00:16.4
  963 01:57:50.420874     PCI: 00:17.0
  964 01:57:50.424348     PCI: 00:19.0
  965 01:57:50.433806     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  966 01:57:50.443995     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  967 01:57:50.447797     PCI: 00:19.1 child on link 0 I2C: 03:39
  968 01:57:50.457649     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  969 01:57:50.459240      I2C: 03:39
  970 01:57:50.460299      I2C: 03:3a
  971 01:57:50.462506      I2C: 03:1a
  972 01:57:50.464046     PCI: 00:19.2
  973 01:57:50.468379     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  974 01:57:50.477091     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  975 01:57:50.486723     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  976 01:57:50.495854     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  977 01:57:50.498655      PCI: 01:00.0
  978 01:57:50.508613      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  979 01:57:50.509639     PCI: 00:1c.1
  980 01:57:50.511945     PCI: 00:1c.2
  981 01:57:50.512728     PCI: 00:1c.3
  982 01:57:50.514511     PCI: 00:1c.4
  983 01:57:50.515987     PCI: 00:1c.5
  984 01:57:50.517675     PCI: 00:1c.6
  985 01:57:50.519096     PCI: 00:1c.7
  986 01:57:50.520661     PCI: 00:1d.0
  987 01:57:50.522465     PCI: 00:1d.1
  988 01:57:50.524176     PCI: 00:1d.2
  989 01:57:50.525896     PCI: 00:1d.3
  990 01:57:50.528038     PCI: 00:1e.0
  991 01:57:50.537078     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  992 01:57:50.540417     PCI: 00:1e.1
  993 01:57:50.543488     PCI: 00:1e.2 child on link 0 SPI: 00
  994 01:57:50.553306     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  995 01:57:50.554488      SPI: 00
  996 01:57:50.556170     PCI: 00:1e.3
  997 01:57:50.557917     PCI: 00:1e.4
  998 01:57:50.567649     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  999 01:57:50.569320     PCI: 00:1e.5
 1000 01:57:50.572159     PCI: 00:1e.6
 1001 01:57:50.580834     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1002 01:57:50.585894     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1003 01:57:50.593727     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1004 01:57:50.595831      PNP: 0c09.0
 1005 01:57:50.604152      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1006 01:57:50.605743     PCI: 00:1f.1
 1007 01:57:50.607253     PCI: 00:1f.2
 1008 01:57:50.617092     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1009 01:57:50.625711     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1010 01:57:50.634982     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1011 01:57:50.636538     PCI: 00:1f.3
 1012 01:57:50.646940     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1013 01:57:50.657359     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1014 01:57:50.658157     PCI: 00:1f.4
 1015 01:57:50.667675     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1016 01:57:50.677051     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1017 01:57:50.678784     PCI: 00:1f.5
 1018 01:57:50.687589     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1019 01:57:50.689235     PCI: 00:1f.6
 1020 01:57:50.696187  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1021 01:57:50.702583  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1022 01:57:50.708781  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1023 01:57:50.712066  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1024 01:57:50.720370  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1025 01:57:50.726221  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1026 01:57:50.734260  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1027 01:57:50.742046  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1028 01:57:50.749484  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1029 01:57:50.753191  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1030 01:57:50.760788  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1031 01:57:50.815162  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1032 01:57:50.815755  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1033 01:57:50.822105  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1034 01:57:50.827730  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1035 01:57:50.833843  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1036 01:57:50.840243  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1037 01:57:50.840834  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1038 01:57:50.848589  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1039 01:57:50.849601  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1040 01:57:50.850433  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1041 01:57:50.850906  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1042 01:57:50.851639  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1043 01:57:50.853317  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1044 01:57:50.854256  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1045 01:57:50.855102  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1046 01:57:50.855565  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1047 01:57:50.856312  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1048 01:57:50.856715  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1049 01:57:50.857420  PCI: 0e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1050 01:57:50.858145  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1051 01:57:50.863196  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1052 01:57:50.871384  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1053 01:57:50.875309  avoid_fixed_resources: DOMAIN: 0000
 1054 01:57:50.880234  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1055 01:57:50.886769  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1056 01:57:50.894340  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1057 01:57:50.901560  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1058 01:57:50.909129  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1059 01:57:50.917697  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1060 01:57:50.926789  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1061 01:57:50.932829  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1062 01:57:50.940218  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1063 01:57:50.947564  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1064 01:57:50.955822  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1065 01:57:50.964535  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1066 01:57:50.965108  Setting resources...
 1067 01:57:50.970845  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1068 01:57:50.975265  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1069 01:57:50.981136  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1070 01:57:50.987167  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1071 01:57:50.995278  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1072 01:57:51.000736  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1073 01:57:51.006678  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1074 01:57:51.010947  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1075 01:57:51.016237  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1076 01:57:51.020874  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1077 01:57:51.025482  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1078 01:57:51.030302  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1079 01:57:51.035718  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1080 01:57:51.039933  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1081 01:57:51.046040  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1082 01:57:51.049672  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1083 01:57:51.054864  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1084 01:57:51.060760  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1085 01:57:51.064597  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1086 01:57:51.069385  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1087 01:57:51.074644  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1088 01:57:51.079453  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1089 01:57:51.083936  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1090 01:57:51.088851  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1091 01:57:51.093156  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1092 01:57:51.098778  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1093 01:57:51.103540  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1094 01:57:51.110878  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1095 01:57:51.118459  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1096 01:57:51.126588  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1097 01:57:51.133146  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1098 01:57:51.137742  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1099 01:57:51.144882  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1100 01:57:51.149513  Root Device assign_resources, bus 0 link: 0
 1101 01:57:51.153912  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1102 01:57:51.162670  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1103 01:57:51.170697  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1104 01:57:51.178275  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1105 01:57:51.186401  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1106 01:57:51.194565  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1107 01:57:51.202805  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1108 01:57:51.207115  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1109 01:57:51.212380  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1110 01:57:51.220185  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1111 01:57:51.228317  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1112 01:57:51.232593  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1113 01:57:51.237377  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1114 01:57:51.246063  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1115 01:57:51.249838  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1116 01:57:51.254529  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1117 01:57:51.262694  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1118 01:57:51.270818  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1119 01:57:51.279586  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1120 01:57:51.283255  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1121 01:57:51.288273  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1122 01:57:51.296858  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1123 01:57:51.305662  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1124 01:57:51.314193  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1125 01:57:51.318558  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1126 01:57:51.326770  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1127 01:57:51.331554  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1128 01:57:51.339606  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1129 01:57:51.347733  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1130 01:57:51.352708  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1131 01:57:51.357353  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1132 01:57:51.365400  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1133 01:57:51.373503  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1134 01:57:51.377708  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1135 01:57:51.383137  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1136 01:57:51.387885  LPC: Trying to open IO window from 800 size 1ff
 1137 01:57:51.395552  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1138 01:57:51.403684  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1139 01:57:51.411881  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1140 01:57:51.419839  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1141 01:57:51.427660  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1142 01:57:51.432721  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1143 01:57:51.437179  Root Device assign_resources, bus 0 link: 0
 1144 01:57:51.439726  Done setting resources.
 1145 01:57:51.446125  Show resources in subtree (Root Device)...After assigning values.
 1146 01:57:51.450640   Root Device child on link 0 CPU_CLUSTER: 0
 1147 01:57:51.454762    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1148 01:57:51.456367     APIC: 00
 1149 01:57:51.457978     APIC: 01
 1150 01:57:51.458806     APIC: 03
 1151 01:57:51.459836     APIC: 02
 1152 01:57:51.464350    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1153 01:57:51.473559    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1154 01:57:51.485245    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1155 01:57:51.486812     PCI: 00:00.0
 1156 01:57:51.495990     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1157 01:57:51.505809     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1158 01:57:51.515207     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1159 01:57:51.524247     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1160 01:57:51.533601     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1161 01:57:51.542961     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1162 01:57:51.551676     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1163 01:57:51.561897     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1164 01:57:51.569903     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1165 01:57:51.579589     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1166 01:57:51.588862     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1167 01:57:51.598536     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1168 01:57:51.608213     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1169 01:57:51.618279     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1170 01:57:51.626810     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1171 01:57:51.628015     PCI: 00:02.0
 1172 01:57:51.639447     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1173 01:57:51.649587     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1174 01:57:51.658684     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1175 01:57:51.660936     PCI: 00:04.0
 1176 01:57:51.670505     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1177 01:57:51.672692     PCI: 00:08.0
 1178 01:57:51.682420     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1179 01:57:51.687850     PCI: 00:14.0 child on link 0 USB0 port 0
 1180 01:57:51.698839     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1181 01:57:51.701635      USB0 port 0 child on link 0 USB2 port 0
 1182 01:57:51.703776       USB2 port 0
 1183 01:57:51.705986       USB2 port 1
 1184 01:57:51.708141       USB2 port 2
 1185 01:57:51.709892       USB2 port 4
 1186 01:57:51.710686       USB2 port 8
 1187 01:57:51.712537     PCI: 00:14.1
 1188 01:57:51.714588     PCI: 00:14.2
 1189 01:57:51.724751     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1190 01:57:51.729075     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1191 01:57:51.738637     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1192 01:57:51.740388      I2C: 01:5c
 1193 01:57:51.745777     PCI: 00:15.1 child on link 0 I2C: 02:15
 1194 01:57:51.755267     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1195 01:57:51.757219      I2C: 02:15
 1196 01:57:51.758444     PCI: 00:15.2
 1197 01:57:51.759992     PCI: 00:15.3
 1198 01:57:51.761637     PCI: 00:16.0
 1199 01:57:51.771591     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1200 01:57:51.773820     PCI: 00:16.1
 1201 01:57:51.774916     PCI: 00:16.2
 1202 01:57:51.776820     PCI: 00:16.3
 1203 01:57:51.778484     PCI: 00:16.4
 1204 01:57:51.781849     PCI: 00:17.0
 1205 01:57:51.782292     PCI: 00:19.0
 1206 01:57:51.793215     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1207 01:57:51.803393     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1208 01:57:51.807196     PCI: 00:19.1 child on link 0 I2C: 03:39
 1209 01:57:51.818151     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1210 01:57:51.819260      I2C: 03:39
 1211 01:57:51.820688      I2C: 03:3a
 1212 01:57:51.822151      I2C: 03:1a
 1213 01:57:51.824407     PCI: 00:19.2
 1214 01:57:51.828727     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1215 01:57:51.837806     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1216 01:57:51.848811     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1217 01:57:51.858602     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1218 01:57:51.860715      PCI: 01:00.0
 1219 01:57:51.870112      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1220 01:57:51.871745     PCI: 00:1c.1
 1221 01:57:51.873860     PCI: 00:1c.2
 1222 01:57:51.875627     PCI: 00:1c.3
 1223 01:57:51.876625     PCI: 00:1c.4
 1224 01:57:51.879028     PCI: 00:1c.5
 1225 01:57:51.881552     PCI: 00:1c.6
 1226 01:57:51.882356     PCI: 00:1c.7
 1227 01:57:51.883756     PCI: 00:1d.0
 1228 01:57:51.886456     PCI: 00:1d.1
 1229 01:57:51.887291     PCI: 00:1d.2
 1230 01:57:51.889179     PCI: 00:1d.3
 1231 01:57:51.890139     PCI: 00:1e.0
 1232 01:57:51.900371     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1233 01:57:51.903127     PCI: 00:1e.1
 1234 01:57:51.906627     PCI: 00:1e.2 child on link 0 SPI: 00
 1235 01:57:51.916742     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1236 01:57:51.917874      SPI: 00
 1237 01:57:51.919445     PCI: 00:1e.3
 1238 01:57:51.921587     PCI: 00:1e.4
 1239 01:57:51.931858     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1240 01:57:51.932892     PCI: 00:1e.5
 1241 01:57:51.934550     PCI: 00:1e.6
 1242 01:57:51.945484     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1243 01:57:51.949370     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1244 01:57:51.958198     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1245 01:57:51.959314      PNP: 0c09.0
 1246 01:57:51.968420      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1247 01:57:51.970223     PCI: 00:1f.1
 1248 01:57:51.972316     PCI: 00:1f.2
 1249 01:57:51.981907     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1250 01:57:51.991896     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1251 01:57:52.000526     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1252 01:57:52.002701     PCI: 00:1f.3
 1253 01:57:52.013665     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1254 01:57:52.022552     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1255 01:57:52.024548     PCI: 00:1f.4
 1256 01:57:52.033693     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1257 01:57:52.043847     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1258 01:57:52.046302     PCI: 00:1f.5
 1259 01:57:52.055760     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1260 01:57:52.057361     PCI: 00:1f.6
 1261 01:57:52.060099  Done allocating resources.
 1262 01:57:52.066384  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113552 exit 31
 1263 01:57:52.068442  Enabling resources...
 1264 01:57:52.072627  PCI: 00:00.0 subsystem <- 8086/590c
 1265 01:57:52.074846  PCI: 00:00.0 cmd <- 06
 1266 01:57:52.078723  PCI: 00:02.0 subsystem <- 8086/591c
 1267 01:57:52.081215  PCI: 00:02.0 cmd <- 03
 1268 01:57:52.083879  PCI: 00:04.0 cmd <- 02
 1269 01:57:52.086260  PCI: 00:08.0 cmd <- 06
 1270 01:57:52.090013  PCI: 00:14.0 subsystem <- 8086/9d2f
 1271 01:57:52.092266  PCI: 00:14.0 cmd <- 02
 1272 01:57:52.096869  PCI: 00:14.2 subsystem <- 8086/9d31
 1273 01:57:52.098410  PCI: 00:14.2 cmd <- 02
 1274 01:57:52.102133  PCI: 00:15.0 subsystem <- 8086/9d60
 1275 01:57:52.105284  PCI: 00:15.0 cmd <- 06
 1276 01:57:52.107991  PCI: 00:15.1 subsystem <- 8086/9d61
 1277 01:57:52.110272  PCI: 00:15.1 cmd <- 06
 1278 01:57:52.115717  PCI: 00:16.0 subsystem <- 8086/9d3a
 1279 01:57:52.116832  PCI: 00:16.0 cmd <- 02
 1280 01:57:52.121723  PCI: 00:19.0 subsystem <- 8086/9d66
 1281 01:57:52.122754  PCI: 00:19.0 cmd <- 06
 1282 01:57:52.127550  PCI: 00:19.1 subsystem <- 8086/9d65
 1283 01:57:52.129121  PCI: 00:19.1 cmd <- 06
 1284 01:57:52.132809  PCI: 00:1c.0 bridge ctrl <- 0003
 1285 01:57:52.136012  PCI: 00:1c.0 subsystem <- 8086/9d10
 1286 01:57:52.138083  PCI: 00:1c.0 cmd <- 06
 1287 01:57:52.143587  PCI: 00:1e.0 subsystem <- 8086/9d27
 1288 01:57:52.144447  PCI: 00:1e.0 cmd <- 06
 1289 01:57:52.148449  PCI: 00:1e.2 subsystem <- 8086/9d29
 1290 01:57:52.150264  PCI: 00:1e.2 cmd <- 06
 1291 01:57:52.154621  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1292 01:57:52.156688  PCI: 00:1e.4 cmd <- 06
 1293 01:57:52.160785  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1294 01:57:52.162509  PCI: 00:1e.6 cmd <- 06
 1295 01:57:52.166915  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1296 01:57:52.168979  PCI: 00:1f.0 cmd <- 407
 1297 01:57:52.172643  PCI: 00:1f.2 subsystem <- 8086/9d21
 1298 01:57:52.174897  PCI: 00:1f.2 cmd <- 02
 1299 01:57:52.179820  PCI: 00:1f.3 subsystem <- 8086/9d71
 1300 01:57:52.181507  PCI: 00:1f.3 cmd <- 02
 1301 01:57:52.185967  PCI: 00:1f.4 subsystem <- 8086/9d23
 1302 01:57:52.186906  PCI: 00:1f.4 cmd <- 03
 1303 01:57:52.191430  PCI: 00:1f.5 subsystem <- 8086/9d24
 1304 01:57:52.193550  PCI: 00:1f.5 cmd <- 406
 1305 01:57:52.200066  PCI: 01:00.0 subsystem <- 8086/095a
 1306 01:57:52.202659  PCI: 01:00.0 cmd <- 02
 1307 01:57:52.204892  done.
 1308 01:57:52.224383  ME: Version : 11.8.50.3470
 1309 01:57:52.231341  BS: BS_DEV_ENABLE times (us): entry 230 run 139268 exit 19595
 1310 01:57:52.233992  Initializing devices...
 1311 01:57:52.235029  Root Device init ...
 1312 01:57:52.239880  Chrome EC: Set SMI mask to 0x0000000000000001
 1313 01:57:52.246587  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1314 01:57:52.252614  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1315 01:57:52.258621  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1316 01:57:52.263181  Chrome EC: Set WAKE mask to 0x0000000000000000
 1317 01:57:52.268086  Root Device init finished in 30838 usecs
 1318 01:57:52.270821  CPU_CLUSTER: 0 init ...
 1319 01:57:52.274544  CPU_CLUSTER: 0 init finished in 2444 usecs
 1320 01:57:52.278440  PCI: 00:00.0 init ...
 1321 01:57:52.281558  CPU TDP: 5 Watts
 1322 01:57:52.283107  CPU PL2 = 18 Watts
 1323 01:57:52.286878  PCI: 00:00.0 init finished in 6982 usecs
 1324 01:57:52.289658  PCI: 00:02.0 init ...
 1325 01:57:52.294015  PCI: 00:02.0 init finished in 2251 usecs
 1326 01:57:52.296204  PCI: 00:04.0 init ...
 1327 01:57:52.300235  PCI: 00:04.0 init finished in 2249 usecs
 1328 01:57:52.302676  PCI: 00:08.0 init ...
 1329 01:57:52.306852  PCI: 00:08.0 init finished in 2248 usecs
 1330 01:57:52.309653  PCI: 00:14.0 init ...
 1331 01:57:52.313445  PCI: 00:14.0 init finished in 2249 usecs
 1332 01:57:52.317541  PCI: 00:14.2 init ...
 1333 01:57:52.320168  PCI: 00:14.2 init finished in 2248 usecs
 1334 01:57:52.322709  PCI: 00:15.0 init ...
 1335 01:57:52.328793  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1336 01:57:52.330441  PCI: 00:15.0 init finished in 5966 usecs
 1337 01:57:52.334358  PCI: 00:15.1 init ...
 1338 01:57:52.336842  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1339 01:57:52.340627  PCI: 00:15.1 init finished in 5965 usecs
 1340 01:57:52.344762  PCI: 00:16.0 init ...
 1341 01:57:52.348028  PCI: 00:16.0 init finished in 2248 usecs
 1342 01:57:52.351636  PCI: 00:19.1 init ...
 1343 01:57:52.355471  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1344 01:57:52.359303  PCI: 00:19.1 init finished in 5966 usecs
 1345 01:57:52.363428  PCI: 00:1c.0 init ...
 1346 01:57:52.365067  Initializing PCH PCIe bridge.
 1347 01:57:52.369554  PCI: 00:1c.0 init finished in 5286 usecs
 1348 01:57:52.375068  PCI: 00:1e.4 init ...
 1349 01:57:52.379239  PCI: 00:1e.4 init finished in 2249 usecs
 1350 01:57:52.382639  PCI: 00:1f.0 init ...
 1351 01:57:52.386340  IOAPIC: Initializing IOAPIC at 0xfec00000
 1352 01:57:52.391089  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1353 01:57:52.392800  IOAPIC: ID = 0x02
 1354 01:57:52.395560  IOAPIC: Dumping registers
 1355 01:57:52.398138    reg 0x0000: 0x02000000
 1356 01:57:52.400474    reg 0x0001: 0x00770020
 1357 01:57:52.402646    reg 0x0002: 0x00000000
 1358 01:57:52.407509  PCI: 00:1f.0 init finished in 23487 usecs
 1359 01:57:52.410102  PCI: 00:1f.2 init ...
 1360 01:57:52.411283  RTC Init
 1361 01:57:52.414598  Set power on after power failure.
 1362 01:57:52.417379  Disabling ACPI via APMC:
 1363 01:57:52.429783  done.
 1364 01:57:52.430214  Disabling Deep S3
 1365 01:57:52.430636  Disabling Deep S3
 1366 01:57:52.431068  Enabling Deep S4
 1367 01:57:52.431793  Enabling Deep S4
 1368 01:57:52.432211  Enabling Deep S5
 1369 01:57:52.432905  Enabling Deep S5
 1370 01:57:52.436122  PCI: 00:1f.2 init finished in 24309 usecs
 1371 01:57:52.438777  PCI: 00:1f.4 init ...
 1372 01:57:52.443109  PCI: 00:1f.4 init finished in 2259 usecs
 1373 01:57:52.448497  PCI: 01:00.0 init ...
 1374 01:57:52.452684  PCI: 01:00.0 init finished in 2390 usecs
 1375 01:57:52.455505  PNP: 0c09.0 init ...
 1376 01:57:52.460741  Google Chrome EC: Hello got back 11223344 status (0)
 1377 01:57:52.464506  Google Chrome EC: version:
 1378 01:57:52.468389      ro: rammus_v2.0.387-f0df0fe2e
 1379 01:57:52.471491      rw: rammus_v2.0.427-c38dc837e
 1380 01:57:52.473555    running image: 1
 1381 01:57:52.477906  EC returned error result code 1
 1382 01:57:52.481745  PNP: 0c09.0 init finished in 24438 usecs
 1383 01:57:52.483882  Devices initialized
 1384 01:57:52.486670  Show all devs... After init.
 1385 01:57:52.489303  Root Device: enabled 1
 1386 01:57:52.491743  CPU_CLUSTER: 0: enabled 1
 1387 01:57:52.494183  DOMAIN: 0000: enabled 1
 1388 01:57:52.495674  APIC: 00: enabled 1
 1389 01:57:52.498420  PCI: 00:00.0: enabled 1
 1390 01:57:52.500572  PCI: 00:02.0: enabled 1
 1391 01:57:52.503523  PCI: 00:14.0: enabled 1
 1392 01:57:52.506187  PCI: 00:14.1: enabled 0
 1393 01:57:52.508875  PCI: 00:14.2: enabled 1
 1394 01:57:52.510614  PCI: 00:15.0: enabled 1
 1395 01:57:52.513252  PCI: 00:15.1: enabled 1
 1396 01:57:52.516091  PCI: 00:15.2: enabled 0
 1397 01:57:52.518211  PCI: 00:15.3: enabled 0
 1398 01:57:52.521872  PCI: 00:16.0: enabled 1
 1399 01:57:52.522724  PCI: 00:16.1: enabled 0
 1400 01:57:52.525245  PCI: 00:16.2: enabled 0
 1401 01:57:52.527906  PCI: 00:16.3: enabled 0
 1402 01:57:52.531744  PCI: 00:16.4: enabled 0
 1403 01:57:52.532885  PCI: 00:17.0: enabled 0
 1404 01:57:52.535038  PCI: 00:19.0: enabled 1
 1405 01:57:52.538160  PCI: 00:19.1: enabled 1
 1406 01:57:52.539753  PCI: 00:19.2: enabled 0
 1407 01:57:52.542379  PCI: 00:1c.0: enabled 1
 1408 01:57:52.545616  PCI: 00:1c.1: enabled 0
 1409 01:57:52.547896  PCI: 00:1c.2: enabled 0
 1410 01:57:52.549501  PCI: 00:1c.3: enabled 0
 1411 01:57:52.552782  PCI: 00:1c.4: enabled 0
 1412 01:57:52.554407  PCI: 00:1c.5: enabled 0
 1413 01:57:52.557105  PCI: 00:1c.6: enabled 0
 1414 01:57:52.559308  PCI: 00:1c.7: enabled 0
 1415 01:57:52.561427  PCI: 00:1d.0: enabled 0
 1416 01:57:52.563980  PCI: 00:1d.1: enabled 0
 1417 01:57:52.566699  PCI: 00:1d.2: enabled 0
 1418 01:57:52.569981  PCI: 00:1d.3: enabled 0
 1419 01:57:52.572249  PCI: 00:1e.0: enabled 1
 1420 01:57:52.573883  PCI: 00:1e.1: enabled 0
 1421 01:57:52.576048  PCI: 00:1e.2: enabled 1
 1422 01:57:52.578782  PCI: 00:1e.3: enabled 0
 1423 01:57:52.581218  PCI: 00:1e.4: enabled 1
 1424 01:57:52.583886  PCI: 00:1e.5: enabled 0
 1425 01:57:52.586453  PCI: 00:1e.6: enabled 1
 1426 01:57:52.588470  PCI: 00:1f.0: enabled 1
 1427 01:57:52.590859  PCI: 00:1f.1: enabled 0
 1428 01:57:52.593752  PCI: 00:1f.2: enabled 1
 1429 01:57:52.595820  PCI: 00:1f.3: enabled 1
 1430 01:57:52.597976  PCI: 00:1f.4: enabled 1
 1431 01:57:52.600881  PCI: 00:1f.5: enabled 1
 1432 01:57:52.603604  PCI: 00:1f.6: enabled 0
 1433 01:57:52.606288  USB0 port 0: enabled 1
 1434 01:57:52.609539  I2C: 01:5c: enabled 1
 1435 01:57:52.609979  I2C: 02:15: enabled 1
 1436 01:57:52.612196  I2C: 03:39: enabled 1
 1437 01:57:52.614986  I2C: 03:3a: enabled 1
 1438 01:57:52.616493  I2C: 03:1a: enabled 1
 1439 01:57:52.618681  PCI: 01:00.0: enabled 1
 1440 01:57:52.620936  SPI: 00: enabled 1
 1441 01:57:52.623232  PNP: 0c09.0: enabled 1
 1442 01:57:52.625792  USB2 port 0: enabled 1
 1443 01:57:52.627762  USB2 port 1: enabled 1
 1444 01:57:52.630762  USB2 port 2: enabled 1
 1445 01:57:52.634163  USB2 port 4: enabled 1
 1446 01:57:52.635282  USB2 port 8: enabled 1
 1447 01:57:52.636918  APIC: 01: enabled 1
 1448 01:57:52.639691  APIC: 03: enabled 1
 1449 01:57:52.641315  APIC: 02: enabled 1
 1450 01:57:52.643845  PCI: 00:04.0: enabled 1
 1451 01:57:52.646000  PCI: 00:08.0: enabled 1
 1452 01:57:52.652452  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1453 01:57:52.655082  ELOG: NV offset 0x9f0000 size 0x4000
 1454 01:57:52.663814  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1455 01:57:52.669702  ELOG: Event(17) added with size 13 at 2022-08-05 01:52:48 UTC
 1456 01:57:52.674796  POST: Unexpected post code in previous boot: 0x34
 1457 01:57:52.681048  ELOG: Event(A3) added with size 11 at 2022-08-05 01:52:48 UTC
 1458 01:57:52.687084  ELOG: Event(A6) added with size 13 at 2022-08-05 01:52:48 UTC
 1459 01:57:52.693413  ELOG: Event(92) added with size 9 at 2022-08-05 01:52:48 UTC
 1460 01:57:52.700503  ELOG: Event(9A) added with size 9 at 2022-08-05 01:52:48 UTC
 1461 01:57:52.705988  ELOG: Event(AD) added with size 10 at 2022-08-05 01:52:48 UTC
 1462 01:57:52.712201  ELOG: Event(9F) added with size 14 at 2022-08-05 01:52:48 UTC
 1463 01:57:52.718082  BS: BS_DEV_INIT times (us): entry 0 run 417517 exit 66301
 1464 01:57:52.725317  ELOG: Event(A1) added with size 10 at 2022-08-05 01:52:48 UTC
 1465 01:57:52.733251  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1466 01:57:52.739356  ELOG: Event(A0) added with size 9 at 2022-08-05 01:52:48 UTC
 1467 01:57:52.743462  elog_add_boot_reason: Logged dev mode boot
 1468 01:57:52.746088  Finalize devices...
 1469 01:57:52.747337  Devices finalized
 1470 01:57:52.752363  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1471 01:57:52.759373  BS: BS_POST_DEVICE times (us): entry 25561 run 3967 exit 5205
 1472 01:57:52.764234  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1473 01:57:52.770636  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1474 01:57:52.773836  CBFS: Locating 'fallback/dsdt.aml'
 1475 01:57:52.778259  CBFS: Found @ offset 19af40 size 4691
 1476 01:57:52.785603  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1477 01:57:52.787422  CBFS: Locating 'fallback/slic'
 1478 01:57:52.793882  CBFS: 'fallback/slic' not found.
 1479 01:57:52.798033  ACPI: Writing ACPI tables at 7aa9a000.
 1480 01:57:52.799644  ACPI:    * FACS
 1481 01:57:52.800802  ACPI:    * DSDT
 1482 01:57:52.805534  Ramoops buffer: 0x100000@0x7a999000.
 1483 01:57:52.809198  SGX: not enabled or not supported. skip gnvs fill
 1484 01:57:52.813610  ACPI:    * FADT
 1485 01:57:52.815325  SCI is IRQ9
 1486 01:57:52.818579  ACPI: added table 1/32, length now 40
 1487 01:57:52.820680  ACPI:     * SSDT
 1488 01:57:52.823574  Found 1 CPU(s) with 4 core(s) each.
 1489 01:57:52.829086  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1490 01:57:52.833440  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1491 01:57:52.839267  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1492 01:57:52.844744  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1493 01:57:52.853739  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1494 01:57:52.857425  Error: Could not locate 'wifi_sar' in VPD.
 1495 01:57:52.860796  Error: failed from getting SAR limits!
 1496 01:57:52.865753  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1497 01:57:52.869956  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1498 01:57:52.876385  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1499 01:57:52.881307  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1500 01:57:52.886683  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1501 01:57:52.892684  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1502 01:57:52.899050  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1503 01:57:52.901318  ACPI: added table 2/32, length now 44
 1504 01:57:52.903396  ACPI:    * MCFG
 1505 01:57:52.907804  ACPI: added table 3/32, length now 48
 1506 01:57:52.908637  ACPI:    * TPM2
 1507 01:57:52.912165  ACPI: added table 4/32, length now 52
 1508 01:57:52.913302  ACPI:    * MADT
 1509 01:57:52.914682  SCI is IRQ9
 1510 01:57:52.918539  ACPI: added table 5/32, length now 56
 1511 01:57:52.920615  current = 7aa9fa60
 1512 01:57:52.926780  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1513 01:57:52.930709  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1514 01:57:52.933958  CBFS: Found @ offset 167000 size ba8
 1515 01:57:52.940532  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1516 01:57:52.944489  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1517 01:57:52.948471  CBFS: Found @ offset 19f640 size ba8
 1518 01:57:52.954551  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1519 01:57:52.959548  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1520 01:57:52.962281  CBFS: Found @ offset 167cc0 size 64
 1521 01:57:52.968621  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1522 01:57:52.973187  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1523 01:57:52.976888  CBFS: Found @ offset 167cc0 size 64
 1524 01:57:52.983049  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1525 01:57:52.987898  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1526 01:57:52.991523  CBFS: Found @ offset 167c00 size 64
 1527 01:57:52.997723  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1528 01:57:53.002695  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1529 01:57:53.005801  CBFS: Found @ offset 103f00 size 64
 1530 01:57:53.012402  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1531 01:57:53.017240  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1532 01:57:53.020543  CBFS: Found @ offset 103f00 size 64
 1533 01:57:53.022138  ACPI:    * NHLT
 1534 01:57:53.026511  ACPI: added table 6/32, length now 60
 1535 01:57:53.028034  ACPI:    * DMAR
 1536 01:57:53.032479  ACPI: added table 7/32, length now 64
 1537 01:57:53.034018  ACPI: * IGD OpRegion
 1538 01:57:53.036150  GMA: Found VBT in CBFS
 1539 01:57:53.039971  GMA: Found valid VBT in CBFS
 1540 01:57:53.041631  current = 7aaa3610
 1541 01:57:53.044918  ACPI: added table 8/32, length now 68
 1542 01:57:53.046900  ACPI:    * HPET
 1543 01:57:53.050038  ACPI: added table 9/32, length now 72
 1544 01:57:53.052285  ACPI: done.
 1545 01:57:53.054868  ACPI tables: 38592 bytes.
 1546 01:57:53.057066  smbios_write_tables: 7a998000
 1547 01:57:53.060360  Create SMBIOS type 17
 1548 01:57:53.062829  PCI: 01:00.0 (Intel WiFi)
 1549 01:57:53.065125  SMBIOS tables: 662 bytes.
 1550 01:57:53.069376  Writing table forward entry at 0x00000500
 1551 01:57:53.076173  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1552 01:57:53.079107  Writing coreboot table at 0x7aabe000
 1553 01:57:53.085245   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1554 01:57:53.090565   1. 0000000000001000-000000000009ffff: RAM
 1555 01:57:53.094403   2. 00000000000a0000-00000000000fffff: RESERVED
 1556 01:57:53.098973   3. 0000000000100000-000000007a997fff: RAM
 1557 01:57:53.104829   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1558 01:57:53.109194   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1559 01:57:53.115292   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1560 01:57:53.120284   7. 000000007b000000-000000007fffffff: RESERVED
 1561 01:57:53.125280   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1562 01:57:53.131228   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1563 01:57:53.134531  10. 00000000fed10000-00000000fed19fff: RESERVED
 1564 01:57:53.139764  11. 00000000fed80000-00000000fed84fff: RESERVED
 1565 01:57:53.144162  12. 00000000fed90000-00000000fed91fff: RESERVED
 1566 01:57:53.147918  13. 0000000100000000-000000017effffff: RAM
 1567 01:57:53.152508  Graphics framebuffer located at 0xc0000000
 1568 01:57:53.155748  Passing 6 GPIOs to payload:
 1569 01:57:53.161160              NAME |       PORT | POLARITY |     VALUE
 1570 01:57:53.167158     write protect |  undefined |     high |       low
 1571 01:57:53.171291          recovery |  undefined |     high |       low
 1572 01:57:53.177090               lid |  undefined |     high |      high
 1573 01:57:53.182702             power |  undefined |     high |       low
 1574 01:57:53.187575             oprom |  undefined |     high |       low
 1575 01:57:53.192329          EC in RW | 0x00000036 |     high |       low
 1576 01:57:53.196693  Board ID: 6
 1577 01:57:53.200462  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1578 01:57:53.206655  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum ddc9
 1579 01:57:53.209650  coreboot table: 1428 bytes.
 1580 01:57:53.212751  IMD ROOT    0. 7afff000 00001000
 1581 01:57:53.215913  IMD SMALL   1. 7affe000 00001000
 1582 01:57:53.219234  FSP MEMORY  2. 7abfe000 00400000
 1583 01:57:53.222513  CONSOLE     3. 7abde000 00020000
 1584 01:57:53.226005  TIME STAMP  4. 7abdd000 00000910
 1585 01:57:53.230162  VBOOT       5. 7abdc000 00000c0c
 1586 01:57:53.233021  MRC DATA    6. 7abda000 00001878
 1587 01:57:53.235730  ROMSTG STCK 7. 7abd9000 00000400
 1588 01:57:53.238964  AFTER CAR   8. 7abd0000 00009000
 1589 01:57:53.242247  RAMSTAGE    9. 7ab05000 000cb000
 1590 01:57:53.246085  REFCODE    10. 7aad6000 0002f000
 1591 01:57:53.249947  SMM BACKUP 11. 7aac6000 00010000
 1592 01:57:53.253570  COREBOOT   12. 7aabe000 00008000
 1593 01:57:53.255597  ACPI       13. 7aa9a000 00024000
 1594 01:57:53.258712  ACPI GNVS  14. 7aa99000 00001000
 1595 01:57:53.262066  RAMOOPS    15. 7a999000 00100000
 1596 01:57:53.266514  SMBIOS     16. 7a998000 00000800
 1597 01:57:53.267770  IMD small region:
 1598 01:57:53.272621    IMD ROOT    0. 7affec00 00000400
 1599 01:57:53.276401    FSP RUNTIME 1. 7affebe0 00000004
 1600 01:57:53.278556    VBOOT SEL   2. 7affebc0 00000008
 1601 01:57:53.281813    EC HOSTEVENT 3. 7affeba0 00000008
 1602 01:57:53.285514    POWER STATE 4. 7affeb60 00000040
 1603 01:57:53.288686    ROMSTAGE    5. 7affeb40 00000004
 1604 01:57:53.292063    MEM INFO    6. 7affe980 000001a9
 1605 01:57:53.296498    COREBOOTFWD 7. 7affe940 00000028
 1606 01:57:53.299021  MTRR: Physical address space:
 1607 01:57:53.305247  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1608 01:57:53.311196  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1609 01:57:53.317504  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1610 01:57:53.323693  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1611 01:57:53.329569  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1612 01:57:53.336014  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1613 01:57:53.342041  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1614 01:57:53.345931  MTRR: Fixed MSR 0x250 0x0606060606060606
 1615 01:57:53.351199  MTRR: Fixed MSR 0x258 0x0606060606060606
 1616 01:57:53.354312  MTRR: Fixed MSR 0x259 0x0000000000000000
 1617 01:57:53.358391  MTRR: Fixed MSR 0x268 0x0606060606060606
 1618 01:57:53.362717  MTRR: Fixed MSR 0x269 0x0606060606060606
 1619 01:57:53.367157  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1620 01:57:53.370361  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1621 01:57:53.374655  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1622 01:57:53.378557  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1623 01:57:53.383451  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1624 01:57:53.386752  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1625 01:57:53.390977  call enable_fixed_mtrr()
 1626 01:57:53.394914  CPU physical address size: 39 bits
 1627 01:57:53.399412  MTRR: default type WB/UC MTRR counts: 6/5.
 1628 01:57:53.402601  MTRR: UC selected as default type.
 1629 01:57:53.408677  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1630 01:57:53.415330  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1631 01:57:53.421991  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1632 01:57:53.427390  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1633 01:57:53.433929  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1634 01:57:53.436051  
 1635 01:57:53.437135  MTRR check
 1636 01:57:53.439244  Fixed MTRRs   : Enabled
 1637 01:57:53.441724  Variable MTRRs: Enabled
 1638 01:57:53.442559  
 1639 01:57:53.446351  MTRR: Fixed MSR 0x250 0x0606060606060606
 1640 01:57:53.450047  MTRR: Fixed MSR 0x258 0x0606060606060606
 1641 01:57:53.454514  MTRR: Fixed MSR 0x259 0x0000000000000000
 1642 01:57:53.457994  MTRR: Fixed MSR 0x268 0x0606060606060606
 1643 01:57:53.461997  MTRR: Fixed MSR 0x269 0x0606060606060606
 1644 01:57:53.466224  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1645 01:57:53.470926  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1646 01:57:53.474336  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1647 01:57:53.478708  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1648 01:57:53.484174  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1649 01:57:53.486908  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1650 01:57:53.493824  BS: BS_WRITE_TABLES times (us): entry 0 run 534027 exit 146827
 1651 01:57:53.496306  call enable_fixed_mtrr()
 1652 01:57:53.503428  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1653 01:57:53.505599  CPU physical address size: 39 bits
 1654 01:57:53.509750  CBFS: Locating 'fallback/payload'
 1655 01:57:53.515081  MTRR: Fixed MSR 0x250 0x0606060606060606
 1656 01:57:53.518211  MTRR: Fixed MSR 0x250 0x0606060606060606
 1657 01:57:53.522595  MTRR: Fixed MSR 0x258 0x0606060606060606
 1658 01:57:53.526911  MTRR: Fixed MSR 0x259 0x0000000000000000
 1659 01:57:53.530191  MTRR: Fixed MSR 0x268 0x0606060606060606
 1660 01:57:53.534963  MTRR: Fixed MSR 0x269 0x0606060606060606
 1661 01:57:53.538847  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1662 01:57:53.542705  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1663 01:57:53.546303  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1664 01:57:53.550855  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1665 01:57:53.554898  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1666 01:57:53.559115  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1667 01:57:53.564015  MTRR: Fixed MSR 0x258 0x0606060606060606
 1668 01:57:53.567005  call enable_fixed_mtrr()
 1669 01:57:53.570270  MTRR: Fixed MSR 0x259 0x0000000000000000
 1670 01:57:53.574458  MTRR: Fixed MSR 0x268 0x0606060606060606
 1671 01:57:53.578273  MTRR: Fixed MSR 0x269 0x0606060606060606
 1672 01:57:53.582833  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1673 01:57:53.587040  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1674 01:57:53.590517  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1675 01:57:53.595515  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1676 01:57:53.599781  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1677 01:57:53.603485  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1678 01:57:53.607222  CPU physical address size: 39 bits
 1679 01:57:53.610509  call enable_fixed_mtrr()
 1680 01:57:53.614109  CBFS: Found @ offset 223040 size 360b4
 1681 01:57:53.617881  CPU physical address size: 39 bits
 1682 01:57:53.622261  Checking segment from ROM address 0xfff23078
 1683 01:57:53.626514  Checking segment from ROM address 0xfff23094
 1684 01:57:53.631400  Loading segment from ROM address 0xfff23078
 1685 01:57:53.633520    code (compression=0)
 1686 01:57:53.641706    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1687 01:57:53.650346  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1688 01:57:53.652460  it's not compressed!
 1689 01:57:53.740508  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1690 01:57:53.745778  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1691 01:57:53.751067  Loading segment from ROM address 0xfff23094
 1692 01:57:53.752797    Entry Point 0x30104020
 1693 01:57:53.754332  Loaded segments
 1694 01:57:53.781251  Finalizing chipset.
 1695 01:57:53.785893  ME: Host Firmware Status Register 1 : 0x90000245
 1696 01:57:53.791527  ME: Host Firmware Status Register 2 : 0x6B000306
 1697 01:57:53.795689  ME: Host Firmware Status Register 3 : 0x00000020
 1698 01:57:53.801041  ME: Host Firmware Status Register 4 : 0x00084004
 1699 01:57:53.805794  ME: Host Firmware Status Register 5 : 0x00000000
 1700 01:57:53.810390  ME: Host Firmware Status Register 6 : 0x40000002
 1701 01:57:53.813553  ME: FW Partition Table      : OK
 1702 01:57:53.816935  ME: Bringup Loader Failure  : NO
 1703 01:57:53.820487  ME: Firmware Init Complete  : YES
 1704 01:57:53.824601  ME: Manufacturing Mode      : NO
 1705 01:57:53.827211  ME: Boot Options Present    : NO
 1706 01:57:53.831030  ME: Update In Progress      : NO
 1707 01:57:53.833774  ME: D3 Support              : NO
 1708 01:57:53.837115  ME: D0i3 Support            : YES
 1709 01:57:53.840911  ME: Low Power State Enabled : YES
 1710 01:57:53.844157  ME: CPU Replaced            : NO
 1711 01:57:53.847417  ME: CPU Replacement Valid   : YES
 1712 01:57:53.851346  ME: Current Working State   : Normal
 1713 01:57:53.855691  ME: Current Operation State : M0 with UMA
 1714 01:57:53.858329  ME: Current Operation Mode  : Normal
 1715 01:57:53.862805  ME: Error Code              : No Error
 1716 01:57:53.868129  ME: Progress Phase          : Host Communication
 1717 01:57:53.873970  ME: Power Management Event  : Power cycle reset through Moff
 1718 01:57:53.879915  ME: Progress Phase State    : Host communication established
 1719 01:57:53.882560  ME: Power Down Mitigation   : NO
 1720 01:57:53.886545  ME: FPF status              : fused
 1721 01:57:53.889303  Clearing MCA.
 1722 01:57:53.890124  Finalizing SMM.
 1723 01:57:53.896473  BS: BS_PAYLOAD_LOAD times (us): entry 605 run 261837 exit 135679
 1724 01:57:53.899442  mp_park_aps done after 0 msecs.
 1725 01:57:53.904043  Jumping to boot code at 30104020(7aabe000)
 1726 01:57:53.912769  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1727 01:57:53.913224  
 1728 01:57:53.915913  Starting depthcharge on rammus...
 1729 01:57:53.917343  end: 2.2.3 depthcharge-start (duration 00:00:17) [common]
 1730 01:57:53.918038  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1731 01:57:53.918498  Setting prompt string to ['rammus:']
 1732 01:57:53.918957  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1733 01:57:53.923792  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1734 01:57:53.931147  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1735 01:57:53.937716  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1736 01:57:53.945859  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1737 01:57:53.946303  
 1738 01:57:53.947319  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+']
 1740 01:57:54.049018  rammus: tftpboot 192.168.201.1 6976260/tftp-deploy-uee77s_d/kernel/bzImage 6976260/tftp-deploy-uee77s_d/kernel/cmdline 6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
 1741 01:57:54.049729  Setting prompt string to 'Starting kernel'
 1742 01:57:54.050182  Setting prompt string to ['Starting kernel']
 1743 01:57:54.050568  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+']
 1744 01:57:54.051065  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+'] (timeout 00:04:42)
 1745 01:57:54.053797  tftpboot 192.168.201.1 6976260/tftp-deploy-uee77s_d/kernel/bzImaoy-uee77s_d/kernel/cmdline 6976260/tftp-deploy-uee77s_d/ramdisk/ramdisk.cpio.gz
 1746 01:57:54.054392  Waiting for link
 1747 01:57:54.561473  R8152: Initializing
 1748 01:57:54.563770  Version 9 (ocp_data = 6010)
 1749 01:57:54.568661  R8152: Done initializing
 1750 01:57:54.569772  Adding net device
 1751 01:57:54.769614  done.
 1752 01:57:54.771844  MAC: 00:e0:4c:68:04:98
 1753 01:57:54.774583  Sending DHCP discover... done.
 1754 01:57:54.777687  Waiting for reply... done.
 1755 01:57:54.780411  Sending DHCP request... done.
 1756 01:57:54.785931  Waiting for reply... done.
 1757 01:57:54.788555  My ip is 192.168.201.14
 1758 01:57:54.790983  The DHCP server ip is 192.168.201.1
 1759 01:57:54.796503  TFTP server IP predefined by user: 192.168.201.1
 1760 01:57:54.803384  Bootfile predefined by user: 6976260/tftp-deploy-uee77s_d/kernel/bzImage
 1761 01:57:54.808247  Sending tftp read request... done.
 1762 01:57:54.811328  Waiting for the transfer... 
 1763 01:57:55.142469  00000000 ################################################################
 1764 01:57:55.487302  00080000 ################################################################
 1765 01:57:55.824453  00100000 ################################################################
 1766 01:57:56.137479  00180000 ################################################################
 1767 01:57:56.472713  00200000 ################################################################
 1768 01:57:56.803636  00280000 ################################################################
 1769 01:57:57.210751  00300000 ################################################################
 1770 01:57:57.643198  00380000 ################################################################
 1771 01:57:58.033776  00400000 ################################################################
 1772 01:57:58.488073  00480000 ################################################################
 1773 01:57:58.818073  00500000 ################################################################
 1774 01:57:59.150406  00580000 ################################################################
 1775 01:57:59.482325  00600000 ################################################################
 1776 01:57:59.791898  00680000 ################################################################
 1777 01:58:00.123371  00700000 ################################################################
 1778 01:58:00.422292  00780000 ################################################################
 1779 01:58:00.720730  00800000 ################################################################
 1780 01:58:01.056290  00880000 ################################################################
 1781 01:58:01.389999  00900000 ################################################################
 1782 01:58:01.675355  00980000 ################################################################
 1783 01:58:02.016804  00a00000 ################################################################
 1784 01:58:02.362445  00a80000 ################################################################
 1785 01:58:02.704064  00b00000 ################################################################
 1786 01:58:03.098857  00b80000 ################################################################
 1787 01:58:03.527141  00c00000 ################################################################
 1788 01:58:03.595548  00c80000 ############### done.
 1789 01:58:03.599334  The bootfile was 13226336 bytes long.
 1790 01:58:03.602700  Sending tftp read request... done.
 1791 01:58:03.605900  Waiting for the transfer... 
 1792 01:58:03.867706  00000000 ################################################################
 1793 01:58:04.142692  00080000 ################################################################
 1794 01:58:04.460873  00100000 ################################################################
 1795 01:58:04.766239  00180000 ################################################################
 1796 01:58:05.072811  00200000 ################################################################
 1797 01:58:05.391538  00280000 ################################################################
 1798 01:58:05.706283  00300000 ################################################################
 1799 01:58:06.025061  00380000 ################################################################
 1800 01:58:06.304826  00400000 ################################################################
 1801 01:58:06.597873  00480000 ################################################################
 1802 01:58:06.890508  00500000 ################################################################
 1803 01:58:07.207176  00580000 ################################################################
 1804 01:58:07.526603  00600000 ################################################################
 1805 01:58:07.849686  00680000 ################################################################
 1806 01:58:08.169395  00700000 ################################################################
 1807 01:58:08.441277  00780000 ######################################################## done.
 1808 01:58:08.444997  Sending tftp read request... done.
 1809 01:58:08.447647  Waiting for the transfer... 
 1810 01:58:08.448885  00000000 # done.
 1811 01:58:08.458446  Command line loaded dynamically from TFTP file: 6976260/tftp-deploy-uee77s_d/kernel/cmdline
 1812 01:58:08.481645  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/6976260/extract-nfsrootfs-_6g3dmyg,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1813 01:58:08.489108  Shutting down all USB controllers.
 1814 01:58:08.492706  Removing current net device
 1815 01:58:08.493919  Finalizing coreboot
 1816 01:58:08.499794  Exiting depthcharge with code 4 at timestamp: 20823878
 1817 01:58:08.499882  
 1818 01:58:08.500907  Starting kernel ...
 1819 01:58:08.501240  end: 2.2.4 bootloader-commands (duration 00:00:15) [common]
 1820 01:58:08.501353  start: 2.2.5 auto-login-action (timeout 00:04:28) [common]
 1821 01:58:08.501435  Setting prompt string to ['Linux version [0-9]']
 1822 01:58:08.501507  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+']
 1823 01:58:08.501578  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+'] (timeout 00:05:00)
 1824 01:58:08.501769  
 1825 01:58:08.501842  
 1826 01:58:10.596630  start: 2.2.5.1 login-action (timeout 00:04:26) [common]
 1827 01:58:10.596793  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.
 1828 01:58:10.596891  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1829 01:58:10.596978  Using line separator: #'\n'#
 1830 01:58:10.597043  No login prompt set.
 1831 01:58:10.597107  Parsing kernel messages
 1832 01:58:10.597167  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1833 01:58:10.597319  [login-action] Waiting for messages, (timeout 00:04:26)
 1834 01:58:10.616042  [    0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j458636-x86-64-gcc-10-x86-64-defconfig-x86-chromeboobb8zg) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Aug 5 01:46:27 UTC 2022
 1835 01:58:10.640610  [    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/6976260/extract-nfsrootfs-_6g3dmyg,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1836 01:58:10.648782  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1837 01:58:10.656453  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1838 01:58:10.663785  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1839 01:58:10.671340  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1840 01:58:10.677738  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1841 01:58:10.684801  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1842 01:58:10.692218  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1843 01:58:10.698840  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1844 01:58:10.709504  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1845 01:58:10.713788  [    0.000000] BIOS-provided physical RAM map:
 1846 01:58:10.721609  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1847 01:58:10.729350  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1848 01:58:10.736675  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1849 01:58:10.744950  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1850 01:58:10.753474  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1851 01:58:10.759838  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1852 01:58:10.768055  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1853 01:58:10.776161  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1854 01:58:10.783159  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1855 01:58:10.791121  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1856 01:58:10.799435  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1857 01:58:10.806989  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1858 01:58:10.812441  [    0.000000] NX (Execute Disable) protection: active
 1859 01:58:10.816595  [    0.000000] SMBIOS 2.7 present.
 1860 01:58:10.821649  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1861 01:58:10.826675  [    0.000000] tsc: Detected 1600.000 MHz processor
 1862 01:58:10.832043  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1863 01:58:10.837445  [    0.000052] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1864 01:58:10.845348  [    0.001365] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1865 01:58:10.852431  [    0.007064] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1866 01:58:10.857355  [    0.024758] check: Scanning 1 areas for low memory corruption
 1867 01:58:10.862663  [    0.024771] Using GB pages for direct mapping
 1868 01:58:10.868106  [    0.025628] RAMDISK: [mem 0x37811000-0x37ffffff]
 1869 01:58:10.873956  [    0.025636] ACPI: Early table checksum verification disabled
 1870 01:58:10.880950  [    0.025644] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1871 01:58:10.890664  [    0.025659] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1872 01:58:10.899336  [    0.025676] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1873 01:58:10.910147  [    0.025693] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1874 01:58:10.914739  [    0.025707] ACPI: FACS 0x000000007AA9A240 000040
 1875 01:58:10.919830  [    0.025719] ACPI: FACS 0x000000007AA9A240 000040
 1876 01:58:10.930222  [    0.025731] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1877 01:58:10.940080  [    0.025745] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1878 01:58:10.948112  [    0.025757] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1879 01:58:10.958044  [    0.025770] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 1880 01:58:10.968308  [    0.025783] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 1881 01:58:10.976879  [    0.025796] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1882 01:58:10.986965  [    0.025809] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 1883 01:58:10.996410  [    0.025822] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1884 01:58:11.004499  [    0.025835] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 1885 01:58:11.012144  [    0.025840] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 1886 01:58:11.019712  [    0.025846] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1887 01:58:11.027420  [    0.025851] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1888 01:58:11.036578  [    0.025856] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 1889 01:58:11.043304  [    0.025861] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 1890 01:58:11.052035  [    0.025866] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 1891 01:58:11.060600  [    0.025871] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 1892 01:58:11.067974  [    0.025876] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 1893 01:58:11.076482  [    0.025881] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 1894 01:58:11.083518  [    0.025886] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 1895 01:58:11.091287  [    0.025891] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 1896 01:58:11.096405  [    0.026036] No NUMA configuration found
 1897 01:58:11.103331  [    0.026041] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 1898 01:58:11.109857  [    0.026051] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]
 1899 01:58:11.112738  [    0.026098] Zone ranges:
 1900 01:58:11.119736  [    0.026104]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1901 01:58:11.126470  [    0.026112]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1902 01:58:11.133798  [    0.026120]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 1903 01:58:11.139017  [    0.026128] Movable zone start for each node
 1904 01:58:11.142250  [    0.026133] Early memory node ranges
 1905 01:58:11.149683  [    0.026138]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1906 01:58:11.156675  [    0.026144]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 1907 01:58:11.163769  [    0.026149]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 1908 01:58:11.171097  [    0.026156] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 1909 01:58:11.177494  [    0.026194] On node 0, zone DMA: 1 pages in unavailable ranges
 1910 01:58:11.183882  [    0.026243] On node 0, zone DMA: 96 pages in unavailable ranges
 1911 01:58:11.191309  [    0.037942] On node 0, zone Normal: 22120 pages in unavailable ranges
 1912 01:58:11.198814  [    0.038017] On node 0, zone Normal: 4096 pages in unavailable ranges
 1913 01:58:11.206247  [    0.038044] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 1914 01:58:11.210580  [    0.038400] ACPI: PM-Timer IO Port: 0x1808
 1915 01:58:11.219162  [    0.038455] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 1916 01:58:11.226204  [    0.038468] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1917 01:58:11.233866  [    0.038474] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 1918 01:58:11.240256  [    0.038488] Using ACPI (MADT) for SMP configuration information
 1919 01:58:11.246147  [    0.038494] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 1920 01:58:11.251054  [    0.038502] TSC deadline timer available
 1921 01:58:11.255361  [    0.038507] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 1922 01:58:11.264409  [    0.038537] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1923 01:58:11.272979  [    0.038543] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1924 01:58:11.282469  [    0.038549] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 1925 01:58:11.290054  [    0.038554] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 1926 01:58:11.298044  [    0.038558] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 1927 01:58:11.307327  [    0.038562] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 1928 01:58:11.314878  [    0.038567] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 1929 01:58:11.324487  [    0.038571] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 1930 01:58:11.332271  [    0.038575] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 1931 01:58:11.340370  [    0.038580] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 1932 01:58:11.349283  [    0.038584] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 1933 01:58:11.357100  [    0.038588] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 1934 01:58:11.365810  [    0.038593] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 1935 01:58:11.375915  [    0.038597] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 1936 01:58:11.382955  [    0.038601] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 1937 01:58:11.389918  [    0.038610] [mem 0x80000000-0xdfffffff] available for PCI devices
 1938 01:58:11.401609  [    0.038618] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1939 01:58:11.409879  [    0.053113] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 1940 01:58:11.417440  [    0.053406] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 1941 01:58:11.425576  [    0.053479] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 1942 01:58:11.429240  [    0.053484] Policy zone: Normal
 1943 01:58:11.453471  [    0.053499] 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/6976260/extract-nfsrootfs-_6g3dmyg,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1944 01:58:11.462593  [    0.054052] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1945 01:58:11.471324  [    0.054319] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1946 01:58:11.478236  [    0.054406] mem auto-init: stack:off, heap alloc:off, heap free:off
 1947 01:58:11.493880  [    0.076567] Memory: 3892756K/4089052K available (18450K kernel code, 3464K rwdata, 6028K rodata, 1692K init, 11548K bss, 196036K reserved, 0K cma-reserved)
 1948 01:58:11.501796  [    0.076718] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 1949 01:58:11.507045  [    0.076774] Kernel/User page tables isolation: enabled
 1950 01:58:11.512909  [    0.076870] ftrace: allocating 53343 entries in 209 pages
 1951 01:58:11.518692  [    0.117059] ftrace: allocated 209 pages with 4 groups
 1952 01:58:11.522471  [    0.117361] Running RCU self tests
 1953 01:58:11.528354  [    0.117378] rcu: Hierarchical RCU implementation.
 1954 01:58:11.533502  [    0.117383] rcu: 	RCU event tracing is enabled.
 1955 01:58:11.539487  [    0.117388] rcu: 	RCU lockdep checking is enabled.
 1956 01:58:11.546390  [    0.117393] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 1957 01:58:11.550634  [    0.117399] 	Rude variant of Tasks RCU enabled.
 1958 01:58:11.556598  [    0.117403] 	Tracing variant of Tasks RCU enabled.
 1959 01:58:11.564320  [    0.117408] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1960 01:58:11.572590  [    0.117413] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 1961 01:58:11.579075  [    0.127923] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 1962 01:58:11.583068  [    0.128423] random: crng init done
 1963 01:58:11.587684  [    0.128539] Console: colour dummy device 80x25
 1964 01:58:11.592149  [    0.203790] printk: console [ttyS0] enabled
 1965 01:58:11.600865  [    0.204158] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1966 01:58:11.606291  [    0.204821] ... MAX_LOCKDEP_SUBCLASSES:  8
 1967 01:58:11.610513  [    0.205182] ... MAX_LOCK_DEPTH:          48
 1968 01:58:11.615430  [    0.205550] ... MAX_LOCKDEP_KEYS:        8192
 1969 01:58:11.620310  [    0.205932] ... CLASSHASH_SIZE:          4096
 1970 01:58:11.625957  [    0.206314] ... MAX_LOCKDEP_ENTRIES:     32768
 1971 01:58:11.630787  [    0.206703] ... MAX_LOCKDEP_CHAINS:      65536
 1972 01:58:11.635126  [    0.207092] ... CHAINHASH_SIZE:          32768
 1973 01:58:11.641502  [    0.207481]  memory used by lock dependency info: 6365 kB
 1974 01:58:11.647422  [    0.207950]  memory used for stack traces: 4224 kB
 1975 01:58:11.652411  [    0.208368]  per task-struct memory footprint: 1920 bytes
 1976 01:58:11.657767  [    0.208891] ACPI: Core revision 20200925
 1977 01:58:11.664322  [    0.209481] hpet: HPET dysfunctional in PC10. Force disabled.
 1978 01:58:11.669569  [    0.209982] APIC: Switch to symmetric I/O mode setup
 1979 01:58:11.680838  [    0.214419] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 1980 01:58:11.693527  [    0.215340] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 1981 01:58:11.698261  [    0.216246] pid_max: default: 32768 minimum: 301
 1982 01:58:11.703571  [    0.216322] LSM: Security Framework initializing
 1983 01:58:11.706921  [    0.216322] SELinux:  Initializing.
 1984 01:58:11.711723  [    0.216322] LSM support for eBPF active
 1985 01:58:11.719752  [    0.216322] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1986 01:58:11.728336  [    0.216322] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1987 01:58:11.734354  [    0.216322] mce: CPU0: Thermal monitoring enabled (TM1)
 1988 01:58:11.739289  [    0.216322] process: using mwait in idle threads
 1989 01:58:11.745321  [    0.216322] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 1990 01:58:11.752216  [    0.216322] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 1991 01:58:11.762373  [    0.216322] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1992 01:58:11.768829  [    0.216322] Spectre V2 : Mitigation: Retpolines
 1993 01:58:11.775794  [    0.216322] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1994 01:58:11.783748  [    0.216322] Spectre V2 : Enabling Restricted Speculation for firmware calls
 1995 01:58:11.793850  [    0.216322] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 1996 01:58:11.800904  [    0.216322] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl
 1997 01:58:11.811679  [    0.216322] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 1998 01:58:11.818713  [    0.216322] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 1999 01:58:11.827543  [    0.216322] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2000 01:58:11.832021  [    0.216322] SRBDS: Vulnerable: No microcode
 2001 01:58:11.837724  [    0.216322] Freeing SMP alternatives memory: 44K
 2002 01:58:11.848642  [    0.216322] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2003 01:58:11.860860  [    0.217088] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2004 01:58:11.864529  [    0.217339] ... version:                4
 2005 01:58:11.870446  [    0.217697] ... bit width:              48
 2006 01:58:11.873738  [    0.218059] ... generic registers:      4
 2007 01:58:11.879522  [    0.218331] ... value mask:             0000ffffffffffff
 2008 01:58:11.886073  [    0.218796] ... max period:             00007fffffffffff
 2009 01:58:11.889927  [    0.219258] ... fixed-purpose events:   3
 2010 01:58:11.896039  [    0.219328] ... event mask:             000000070000000f
 2011 01:58:11.901583  [    0.220376] rcu: Hierarchical SRCU implementation.
 2012 01:58:11.906806  [    0.223070] smp: Bringing up secondary CPUs ...
 2013 01:58:11.911084  [    0.224151] x86: Booting SMP configuration:
 2014 01:58:11.916913  [    0.224353] .... node  #0, CPUs:      #1
 2015 01:58:11.931237  [    0.225769] 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.
 2016 01:58:11.950713  [    0.226353] 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.
 2017 01:58:11.951932  [    0.228061]  #2 #3
 2018 01:58:11.957550  [    0.230704] smp: Brought up 1 node, 4 CPUs
 2019 01:58:11.961471  [    0.231346] smpboot: Max logical packages: 1
 2020 01:58:11.969036  [    0.231727] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2021 01:58:11.972302  [    0.234720] devtmpfs: initialized
 2022 01:58:11.977666  [    0.235724] x86/mm: Memory block size: 128MB
 2023 01:58:11.987941  [    0.240529] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2024 01:58:11.996845  [    0.241344] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2025 01:58:12.002187  [    0.242453] pinctrl core: initialized pinctrl subsystem
 2026 01:58:12.007970  [    0.243320] PM: RTC time: 01:53:05, date: 2022-08-05
 2027 01:58:12.012259  [    0.243987] NET: Registered protocol family 16
 2028 01:58:12.018233  [    0.245219] audit: initializing netlink subsys (disabled)
 2029 01:58:12.028427  [    0.245387] audit: type=2000 audit(1659664385.030:1): state=initialized audit_enabled=0 res=1
 2030 01:58:12.035010  [    0.246336] thermal_sys: Registered thermal governor 'step_wise'
 2031 01:58:12.042331  [    0.246343] thermal_sys: Registered thermal governor 'user_space'
 2032 01:58:12.046191  [    0.246965] cpuidle: using governor menu
 2033 01:58:12.050698  [    0.247752] ACPI: bus type PCI registered
 2034 01:58:12.061087  [    0.248757] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2035 01:58:12.070855  [    0.249336] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2036 01:58:12.075503  [    0.249966] PCI: Using configuration type 1 for base access
 2037 01:58:12.078848  [    0.277757] Kprobes globally optimized
 2038 01:58:12.086845  [    0.278492] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2039 01:58:12.093982  [    0.278939] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2040 01:58:12.102555  [    0.279550] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2041 01:58:12.107423  [    0.282694] ACPI: Added _OSI(Module Device)
 2042 01:58:12.111383  [    0.283347] ACPI: Added _OSI(Processor Device)
 2043 01:58:12.117255  [    0.283742] ACPI: Added _OSI(3.0 _SCP Extensions)
 2044 01:58:12.123007  [    0.284157] ACPI: Added _OSI(Processor Aggregator Device)
 2045 01:58:12.127369  [    0.284335] ACPI: Added _OSI(Linux-Dell-Video)
 2046 01:58:12.134050  [    0.284752] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2047 01:58:12.139588  [    0.285220] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2048 01:58:12.146995  [    0.299639] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2049 01:58:12.150520  [    0.309246] ACPI: EC: EC started
 2050 01:58:12.154649  [    0.309328] ACPI: EC: interrupt blocked
 2051 01:58:12.160745  [    0.310529] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2052 01:58:12.168616  [    0.310982] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2053 01:58:12.173458  [    0.311331] ACPI: Interpreter enabled
 2054 01:58:12.176682  [    0.311743] ACPI: (supports S0 S3 S4 S5)
 2055 01:58:12.182722  [    0.312095] ACPI: Using IOAPIC for interrupt routing
 2056 01:58:12.192788  [    0.312421] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2057 01:58:12.199633  [    0.332496] ACPI: Power Resource [PRIC] (on)
 2058 01:58:12.204620  [    0.465725] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2059 01:58:12.215702  [    0.466277] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2060 01:58:12.222121  [    0.466662] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2061 01:58:12.234498  [    0.467336] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2062 01:58:12.240369  [    0.468968] PCI host bridge to bus 0000:00
 2063 01:58:12.248587  [    0.469334] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2064 01:58:12.254518  [    0.469924] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2065 01:58:12.262273  [    0.470331] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2066 01:58:12.271332  [    0.470977] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2067 01:58:12.279941  [    0.471331] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2068 01:58:12.288999  [    0.471976] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2069 01:58:12.296151  [    0.472330] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2070 01:58:12.305055  [    0.472977] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2071 01:58:12.314287  [    0.473331] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2072 01:58:12.321839  [    0.473977] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2073 01:58:12.329423  [    0.474330] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2074 01:58:12.338222  [    0.474977] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2075 01:58:12.347366  [    0.475330] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2076 01:58:12.354725  [    0.475976] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2077 01:58:12.363717  [    0.476330] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2078 01:58:12.372432  [    0.476977] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2079 01:58:12.380141  [    0.477330] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2080 01:58:12.388852  [    0.477976] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2081 01:58:12.397130  [    0.478330] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2082 01:58:12.404895  [    0.478977] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2083 01:58:12.411887  [    0.479331] pci_bus 0000:00: root bus resource [bus 00-ff]
 2084 01:58:12.418398  [    0.479905] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2085 01:58:12.425224  [    0.481480] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2086 01:58:12.432686  [    0.482032] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2087 01:58:12.440281  [    0.482347] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2088 01:58:12.447169  [    0.482981] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2089 01:58:12.454072  [    0.484078] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2090 01:58:12.461485  [    0.484358] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2091 01:58:12.467917  [    0.485826] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2092 01:58:12.475274  [    0.486358] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2093 01:58:12.482669  [    0.487712] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2094 01:58:12.490012  [    0.488275] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2095 01:58:12.496515  [    0.488491] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2096 01:58:12.503058  [    0.489882] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2097 01:58:12.510153  [    0.490372] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2098 01:58:12.567215  [    0.491753] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2099 01:58:12.575195  [    0.492316] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2100 01:58:12.580075  [    0.493277] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2101 01:58:12.585992  [    0.493379] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2102 01:58:12.590885  [    0.494936] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2103 01:58:12.591924  [    0.495379] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2104 01:58:12.592737  [    0.495992] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2105 01:58:12.593515  [    0.497255] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2106 01:58:12.594322  [    0.497382] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2107 01:58:12.595151  [    0.498949] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2108 01:58:12.595916  [    0.499548] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2109 01:58:12.596685  [    0.500959] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2110 01:58:12.603644  [    0.501380] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2111 01:58:12.610850  [    0.502905] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2112 01:58:12.618235  [    0.503379] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2113 01:58:12.625066  [    0.504902] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2114 01:58:12.632330  [    0.505373] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2115 01:58:12.638845  [    0.507018] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2116 01:58:12.646126  [    0.507373] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2117 01:58:12.653572  [    0.508865] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2118 01:58:12.659478  [    0.510235] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2119 01:58:12.667467  [    0.510364] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2120 01:58:12.673832  [    0.511779] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2121 01:58:12.681486  [    0.512354] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2122 01:58:12.689520  [    0.512997] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2123 01:58:12.696070  [    0.513449] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2124 01:58:12.702626  [    0.514831] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2125 01:58:12.709844  [    0.515397] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2126 01:58:12.716162  [    0.516055] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2127 01:58:12.722802  [    0.517180] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2128 01:58:12.730351  [    0.517365] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2129 01:58:12.737122  [    0.519156] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2130 01:58:12.744615  [    0.520087] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2131 01:58:12.751096  [    0.523238] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2132 01:58:12.756493  [    0.525545] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2133 01:58:12.765012  [    0.525999] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2134 01:58:12.771830  [    0.527826] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2135 01:58:12.779733  [    0.528641] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2136 01:58:12.786607  [    0.529555] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2137 01:58:12.794926  [    0.530502] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2138 01:58:12.803033  [    0.531443] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2139 01:58:12.811233  [    0.532388] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2140 01:58:12.817350  [    0.533322] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2141 01:58:12.826841  [    0.534263] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2142 01:58:12.830281  [    0.540796] ACPI: EC: interrupt unblocked
 2143 01:58:12.834315  [    0.541168] ACPI: EC: event unblocked
 2144 01:58:12.839851  [    0.541330] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2145 01:58:12.843903  [    0.541781] ACPI: EC: GPE=0x6e
 2146 01:58:12.850943  [    0.542062] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2147 01:58:12.859506  [    0.542333] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2148 01:58:12.865142  [    0.543466] iommu: Default domain type: Translated 
 2149 01:58:12.871840  [    0.544419] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2150 01:58:12.882391  [    0.544964] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2151 01:58:12.888364  [    0.545356] pci 0000:00:02.0: vgaarb: bridge control possible
 2152 01:58:12.890472  [    0.545857] vgaarb: loaded
 2153 01:58:12.897377  [    0.546741] SCSI subsystem initialized
 2154 01:58:12.899593  [    0.547633] ACPI: bus type USB registered
 2155 01:58:12.905898  [    0.547633] usbcore: registered new interface driver usbfs
 2156 01:58:12.911584  [    0.548036] usbcore: registered new interface driver hub
 2157 01:58:12.918225  [    0.549382] usbcore: registered new device driver usb
 2158 01:58:12.922838  [    0.549968] pps_core: LinuxPPS API ver. 1 registered
 2159 01:58:12.933467  [    0.550330] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2160 01:58:12.938229  [    0.551124] PTP clock support registered
 2161 01:58:12.944747  [    0.551604] Advanced Linux Sound Architecture Driver Initialized.
 2162 01:58:12.948324  [    0.553403] NetLabel: Initializing
 2163 01:58:12.954706  [    0.553713] NetLabel:  domain hash size = 128
 2164 01:58:12.959292  [    0.554096] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2165 01:58:12.966497  [    0.554408] NetLabel:  unlabeled traffic allowed by default
 2166 01:58:12.970578  [    0.554996] PCI: Using ACPI for IRQ routing
 2167 01:58:12.976789  [    0.563219] clocksource: Switched to clocksource tsc-early
 2168 01:58:12.980794  [    1.011083] VFS: Disk quotas dquot_6.6.0
 2169 01:58:12.989672  [    1.011525] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2170 01:58:12.992202  [    1.012577] pnp: PnP ACPI init
 2171 01:58:12.999630  [    1.013810] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2172 01:58:13.007515  [    1.014418] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2173 01:58:13.015414  [    1.014999] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2174 01:58:13.021973  [    1.015596] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2175 01:58:13.029425  [    1.016175] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2176 01:58:13.037134  [    1.016773] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2177 01:58:13.044890  [    1.017399] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2178 01:58:13.053145  [    1.018006] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2179 01:58:13.059245  [    1.018602] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2180 01:58:13.067494  [    1.019181] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2181 01:58:13.073873  [    1.020846] system 00:01: [io  0x1800-0x18fe] has been reserved
 2182 01:58:13.080854  [    1.021836] system 00:03: [io  0x0900-0x09fe] has been reserved
 2183 01:58:13.086565  [    1.022676] system 00:04: [io  0x0200] has been reserved
 2184 01:58:13.092752  [    1.023146] system 00:04: [io  0x0204] has been reserved
 2185 01:58:13.099481  [    1.023638] system 00:04: [io  0x0800-0x087f] has been reserved
 2186 01:58:13.106378  [    1.024159] system 00:04: [io  0x0880-0x08ff] has been reserved
 2187 01:58:13.109819  [    1.027592] pnp: PnP ACPI: found 6 devices
 2188 01:58:13.119807  [    1.044627] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2189 01:58:13.124877  [    1.045545] NET: Registered protocol family 2
 2190 01:58:13.133109  [    1.046107] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2191 01:58:13.144295  [    1.048639] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2192 01:58:13.152535  [    1.049638] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2193 01:58:13.160392  [    1.050582] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2194 01:58:13.167606  [    1.053442] TCP: Hash tables configured (established 32768 bind 32768)
 2195 01:58:13.176193  [    1.054365] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2196 01:58:13.182686  [    1.055358] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2197 01:58:13.191364  [    1.056257] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2198 01:58:13.196114  [    1.057353] NET: Registered protocol family 1
 2199 01:58:13.203118  [    1.058556] RPC: Registered named UNIX socket transport module.
 2200 01:58:13.207475  [    1.059100] RPC: Registered udp transport module.
 2201 01:58:13.213597  [    1.059536] RPC: Registered tcp transport module.
 2202 01:58:13.221158  [    1.059953] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2203 01:58:13.225621  [    1.061141] NET: Registered protocol family 44
 2204 01:58:13.230898  [    1.061576] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2205 01:58:13.239522  [    1.062030] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2206 01:58:13.246456  [    1.062658] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2207 01:58:13.253102  [    1.063195] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2208 01:58:13.260938  [    1.063744] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2209 01:58:13.267938  [    1.064417] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2210 01:58:13.278144  [    1.065012] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2211 01:58:13.284902  [    1.065624] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2212 01:58:13.290908  [    1.066222] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2213 01:58:13.299009  [    1.066839] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2214 01:58:13.308203  [    1.067459] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2215 01:58:13.314675  [    1.068064] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2216 01:58:13.322368  [    1.068680] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2217 01:58:13.330343  [    1.069285] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2218 01:58:13.338655  [    1.069899] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2219 01:58:13.346088  [    1.070526] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2220 01:58:13.354454  [    1.071132] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2221 01:58:13.361633  [    1.071748] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2222 01:58:13.369374  [    1.072368] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2223 01:58:13.377926  [    1.072974] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2224 01:58:13.385268  [    1.073604] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2225 01:58:13.393329  [    1.074209] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2226 01:58:13.399856  [    1.074827] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2227 01:58:13.409340  [    1.075888] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2228 01:58:13.413572  [    1.078932] PCI: CLS 64 bytes, default 64
 2229 01:58:13.417369  [    1.079758] Unpacking initramfs...
 2230 01:58:13.421968  [    1.418276] Freeing initrd memory: 8124K
 2231 01:58:13.426557  [    1.418769] DMAR: Host address width 39
 2232 01:58:13.432052  [    1.419145] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2233 01:58:13.441998  [    1.419708] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2234 01:58:13.448679  [    1.420452] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2235 01:58:13.454856  [    1.421000] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2236 01:58:13.463541  [    1.421497] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2237 01:58:13.470965  [    1.422285] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2238 01:58:13.480292  [    1.422865] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2239 01:58:13.489616  [    1.423811] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2240 01:58:13.495410  [    1.424524] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2241 01:58:13.501295  [    1.425026] RAPL PMU: hw unit of domain package 2^-14 Joules
 2242 01:58:13.507772  [    1.425606] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2243 01:58:13.513633  [    1.426079] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2244 01:58:13.520265  [    1.426584] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2245 01:58:13.525010  [    1.429089] kvm: already loaded the other module
 2246 01:58:13.531967  [    1.444755] check: Scanning for low memory corruption every 60 seconds
 2247 01:58:13.537772  [    1.449008] Initialise system trusted keyrings
 2248 01:58:13.544560  [    1.449686] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2249 01:58:13.550322  [    1.472923] NFS: Registering the id_resolver key type
 2250 01:58:13.555145  [    1.473434] Key type id_resolver registered
 2251 01:58:13.558964  [    1.473833] Key type id_legacy registered
 2252 01:58:13.564773  [    1.496999] Key type asymmetric registered
 2253 01:58:13.569787  [    1.497417] Asymmetric key parser 'x509' registered
 2254 01:58:13.578114  [    1.497899] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2255 01:58:13.582971  [    1.498571] io scheduler mq-deadline registered
 2256 01:58:13.587790  [    1.498974] io scheduler kyber registered
 2257 01:58:13.592153  [    1.499586] test_firmware: interface ready
 2258 01:58:13.598959  [    1.501717] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2259 01:58:13.603291  [    1.503698] ACPI: AC Adapter [AC] (on-line)
 2260 01:58:13.615123  [    1.504523] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2261 01:58:13.619045  [    1.506249] ACPI: Lid Switch [LID0]
 2262 01:58:13.628041  [    1.506884] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2263 01:58:13.631960  [    1.507819] ACPI: Power Button [PWRF]
 2264 01:58:13.637781  [    1.508549] ACPI: \_PR_.CP00: Found 3 idle states
 2265 01:58:13.642901  [    1.509867] ACPI: \_PR_.CP01: Found 3 idle states
 2266 01:58:13.647820  [    1.510971] ACPI: \_PR_.CP02: Found 3 idle states
 2267 01:58:13.653790  [    1.512050] ACPI: \_PR_.CP03: Found 3 idle states
 2268 01:58:13.660629  [    1.513725] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2269 01:58:13.665551  [    1.518070] hpet_acpi_add: no address or irqs in _CRS
 2270 01:58:13.672632  [    1.518700] battery: ACPI: Battery Slot [BAT0] (battery present)
 2271 01:58:13.676971  [    1.518827] Non-volatile memory driver v1.3
 2272 01:58:13.681019  [    1.519826] Linux agpgart interface v0.103
 2273 01:58:13.688537  [    1.523183] i915 0000:00:02.0: vgaarb: deactivate vga console
 2274 01:58:13.698680  [    1.575972] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2275 01:58:13.708722  [    1.577262] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2276 01:58:13.722472  [    1.578199] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2277 01:58:13.735954  [    1.579411] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2278 01:58:13.744076  [    1.615578] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2279 01:58:13.751243  [    1.619678] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2280 01:58:13.755319  [    1.639117] loop: module loaded
 2281 01:58:13.761895  [    1.640266] lkdtm: No crash points registered, enable through debugfs
 2282 01:58:13.766835  [    1.665637] printk: console [ttyS0] disabled
 2283 01:58:13.776149  [    1.666379] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2284 01:58:13.783316  [    2.487460] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2285 01:58:13.788502  [    2.494952] printk: console [ttyS0] enabled
 2286 01:58:13.800849  [    2.502642] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2287 01:58:13.809296  [    2.534318] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2288 01:58:13.862259  [    4.898411] clocksource: Switched to clocksource tsc
 2289 01:58:13.866514  [    4.898478] fbcon: i915drmfb (fb0) is primary device
 2290 01:58:13.875737  [    4.900863] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2291 01:58:13.890355  [    4.910279] e100: Intel(R) PRO/100 Network Driver
 2292 01:58:13.894124  [    4.910283] e100: Copyright(c) 1999-2006 Intel Corporation
 2293 01:58:13.914932  [    4.910502] e1000: Intel(R) PRO/1000 Network Driver
 2294 01:58:13.916059  [    4.910505] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2295 01:58:13.920271  [    4.910595] e1000e: Intel(R) PRO/1000 Network Driver
 2296 01:58:13.924009  [    4.910597] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2297 01:58:13.925540  [    4.910711] sky2: driver version 1.30
 2298 01:58:13.926632  [    4.911159] usbcore: registered new interface driver r8152
 2299 01:58:13.931058  [    4.911404] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2300 01:58:13.939766  [    4.911745] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2301 01:58:13.944016  [    4.911766] ehci-pci: EHCI PCI platform driver
 2302 01:58:13.947664  [    4.911836] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2303 01:58:13.956557  [    4.911855] ohci-pci: OHCI PCI platform driver
 2304 01:58:13.959706  [    4.911926] uhci_hcd: USB Universal Host Controller Interface driver
 2305 01:58:13.965526  [    4.913074] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2306 01:58:13.987571  [    4.913897] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2307 01:58:13.988752  [    4.915219] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2308 01:58:13.992366  [    4.915273] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2309 01:58:14.001455  [    4.917174] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2310 01:58:14.009492  [    4.917195] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2311 01:58:14.015034  [    4.917199] usb usb1: Product: xHCI Host Controller
 2312 01:58:14.022445  [    4.917203] usb usb1: Manufacturer: Linux 5.10.131-cip13 xhci-hcd
 2313 01:58:14.026734  [    4.917206] usb usb1: SerialNumber: 0000:00:14.0
 2314 01:58:14.030708  [    4.918781] hub 1-0:1.0: USB hub found
 2315 01:58:14.035624  [    4.918938] hub 1-0:1.0: 12 ports detected
 2316 01:58:14.041080  [    4.922608] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2317 01:58:14.049217  [    4.923036] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2318 01:58:14.056701  [    4.923049] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2319 01:58:14.065851  [    4.923419] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2320 01:58:14.073332  [    4.923427] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2321 01:58:14.080208  [    4.923431] usb usb2: Product: xHCI Host Controller
 2322 01:58:14.085485  [    4.923434] usb usb2: Manufacturer: Linux 5.10.131-cip13 xhci-hcd
 2323 01:58:14.091958  [    4.923437] usb usb2: SerialNumber: 0000:00:14.0
 2324 01:58:14.095267  [    4.924814] hub 2-0:1.0: USB hub found
 2325 01:58:14.100716  [    4.924923] hub 2-0:1.0: 6 ports detected
 2326 01:58:14.106160  [    4.927011] usbcore: registered new interface driver usblp
 2327 01:58:14.113390  [    4.927095] usbcore: registered new interface driver usb-storage
 2328 01:58:14.123092  [    4.927646] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2329 01:58:14.130597  [    4.927798] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2330 01:58:14.141754  [    4.927801] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2331 01:58:14.146451  [    4.928546] i8042: Warning: Keylock active
 2332 01:58:14.151408  [    4.928802] serio: i8042 KBD port at 0x60,0x64 irq 1
 2333 01:58:14.156872  [    4.930873] rtc_cmos 00:02: RTC can wake from S4
 2334 01:58:14.161677  [    4.933574] rtc_cmos 00:02: registered as rtc0
 2335 01:58:14.172327  [    4.933706] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2336 01:58:14.178881  [    4.933884] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2337 01:58:14.185625  [    4.935659] Console: switching to colour frame buffer device 240x67
 2338 01:58:14.192645  [    4.935694] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2339 01:58:14.200834  [    4.935806] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2340 01:58:14.206161  [    4.936252] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2341 01:58:14.213507  [    4.937106] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2342 01:58:14.224416  [    4.939078] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2343 01:58:14.229145  [    4.939117] intel_pstate: Intel P-state driver initializing
 2344 01:58:14.232776  [    4.940385] intel_pstate: HWP enabled
 2345 01:58:14.239831  [    4.940461] sdhci: Secure Digital Host Controller Interface driver
 2346 01:58:14.244767  [    4.940462] sdhci: Copyright(c) Pierre Ossman
 2347 01:58:14.253769  [    4.940506] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2348 01:58:14.260830  [    4.942309] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2349 01:58:14.268800  [    4.942732] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2350 01:58:14.274192  [    4.944648] hid: raw HID events driver (C) Jiri Kosina
 2351 01:58:14.281730  [    4.945170] usbcore: registered new interface driver usbhid
 2352 01:58:14.291231  [    4.950720] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2353 01:58:14.292442  [    4.956282] usbhid: USB HID core driver
 2354 01:58:14.306748  [    4.956683] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2355 01:58:14.318870  [    5.058396] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6
 2356 01:58:14.325715  [    5.068525] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2357 01:58:14.332685  [    5.146359] mmc0: new HS400 MMC card at address 0001
 2358 01:58:14.341284  [    5.156102] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2359 01:58:14.345928  [    5.163403] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2360 01:58:14.354206  [    5.168376] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2361 01:58:14.359900  [    5.169265] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2362 01:58:14.368041  [    5.169690] gre: GRE over IPv4 demultiplexor driver
 2363 01:58:14.371314  [    5.169692] ip_gre: GRE over IPv4 tunneling driver
 2364 01:58:14.375187  [    5.170484] IPv4 over IPsec tunneling driver
 2365 01:58:14.379909  [    5.170749] Initializing XFRM netlink socket
 2366 01:58:14.386363  [    5.171305] NET: Registered protocol family 10
 2367 01:58:14.389089  [    5.172188] Segment Routing with IPv6
 2368 01:58:14.396800  [    5.172878] ip6_gre: GRE over IPv6 tunneling driver
 2369 01:58:14.400380  [    5.173173] NET: Registered protocol family 17
 2370 01:58:14.404025  [    5.173312] 8021q: 802.1Q VLAN Support v1.8
 2371 01:58:14.409804  [    5.173354] Key type dns_resolver registered
 2372 01:58:14.419127  [    5.336297] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2373 01:58:14.424911  [    5.346345] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2374 01:58:14.431886  [    5.349848] microcode: Microcode Update Driver: v2.2.
 2375 01:58:14.438921  [    5.372931] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2376 01:58:14.442448  [    5.377463] IPI shorthand broadcast: enabled
 2377 01:58:14.452662  [    5.484747] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2378 01:58:14.458567  [    5.488810] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2379 01:58:14.467161  [    5.488827] sched_clock: Marking stable (5401839042, 86941322)->(5518780879, -30000515)
 2380 01:58:14.475598  [    5.493483] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2381 01:58:14.480815  [    5.498532] registered taskstats version 1
 2382 01:58:14.486921  [    5.508083] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2383 01:58:14.491988  [    5.514109] Loading compiled-in X.509 certificates
 2384 01:58:14.500716  [    5.520188] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2385 01:58:14.508464  [    5.529399] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2386 01:58:14.517946  [    5.598500] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2387 01:58:14.526176  [    5.599842] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2388 01:58:14.531786  [    5.615935] PM:   Magic number: 2:828:861
 2389 01:58:14.540342  [    5.620169] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2390 01:58:14.546915  [    5.622016]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2391 01:58:14.555382  [    5.629579] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2392 01:58:14.560460  [    5.629581] usb 2-3: Product: USB 10/100/1000 LAN
 2393 01:58:14.564749  [    5.629583] usb 2-3: Manufacturer: Realtek
 2394 01:58:14.569551  [    5.629585] usb 2-3: SerialNumber: 001000001
 2395 01:58:14.578091  [    5.640156] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2396 01:58:14.583795  [    5.666993] printk: console [netcon0] enabled
 2397 01:58:14.591114  [    5.668074] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2398 01:58:14.596200  [    5.671895] netconsole: network logging started
 2399 01:58:14.652186  [    5.733575] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2400 01:58:14.824298  [    5.902726] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2401 01:58:14.831238  [    5.911915] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2402 01:58:14.836532  [    5.919959] usb 1-9: Product: USB2.0 HD UVC WebCam
 2403 01:58:14.841770  [    5.925348] usb 1-9: Manufacturer: Azurewave
 2404 01:58:14.845669  [    5.930142] usb 1-9: SerialNumber: 0x0001
 2405 01:58:14.861694  [    5.942279] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2406 01:58:14.906530  [    5.987393] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2407 01:58:14.933892  [    6.012454] r8152 2-3:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2
 2408 01:58:14.941041  [    6.022201] r8152 2-3:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2)
 2409 01:58:14.976496  [    6.061031] r8152 2-3:1.0 eth0: v1.11.11
 2410 01:58:14.985603  [    6.066106] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2411 01:58:14.989405  [    6.066853] IP-Config: Failed to open gretap0
 2412 01:58:14.995609  [    6.079178] IP-Config: Failed to open erspan0
 2413 01:58:16.571916  [    6.101565] Sending DHCP requests .
 2414 01:58:16.578575  [    7.656404] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2415 01:58:16.583842  [    7.667639] r8152 2-3:1.0 eth0: carrier on
 2416 01:58:17.828194  [    8.907475] ., OK
 2417 01:58:17.837683  [    8.917749] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.14
 2418 01:58:17.841899  [    8.926729] IP-Config: Complete:
 2419 01:58:17.853550  [    8.930363]      device=eth0, hwaddr=00:e0:4c:68:04:98, ipaddr=192.168.201.14, mask=255.255.255.0, gw=192.168.201.1
 2420 01:58:17.862266  [    8.942041]      host=asus-C433TA-AJ0005-rammus-cbg-4, domain=lab-rack-1, nis-domain=(none)
 2421 01:58:17.884837  [    8.951388]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2422 01:58:17.884922  [    8.951391]      nameserver0=192.168.201.1
 2423 01:58:17.884988  [    8.964193] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2424 01:58:17.908118  [    8.975449] modprobe (101) used greatest stack depth: 14032 bytes left
 2425 01:58:17.914004  [    8.982989] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2426 01:58:17.923579  [    8.990533] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2427 01:58:17.931102  [    8.991450] ALSA device list:
 2428 01:58:17.932432  [    9.000216] cfg80211: failed to load regulatory.db
 2429 01:58:17.932505  [    9.003516]   No soundcards found.
 2430 01:58:17.932570  [    9.013089] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2431 01:58:17.940240  [    9.022782] Freeing unused kernel image (initmem) memory: 1692K
 2432 01:58:17.957502  [    9.040613] Write protecting the kernel read-only data: 26624k
 2433 01:58:17.966318  [    9.048145] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2434 01:58:17.974176  [    9.055776] Freeing unused kernel image (rodata/data gap) memory: 116K
 2435 01:58:17.978035  [    9.063159] Run /init as init process
 2436 01:58:17.985006  Loading, please wait...
 2437 01:58:17.996540  Starting version 247.3-7
 2438 01:58:18.003055  [    9.082508] systemd-udevd (123) used greatest stack depth: 13800 bytes left
 2439 01:58:18.048498  [    9.130310] udevadm (125) used greatest stack depth: 13576 bytes left
 2440 01:58:18.182558  [    9.263041] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2441 01:58:18.190434  [    9.272026] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2442 01:58:18.215261  [    9.296198] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2443 01:58:18.249042  [    9.329351] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2444 01:58:18.261565  [    9.341477] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2445 01:58:18.271259  [    9.351132] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2446 01:58:18.287157  [    9.367965] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2447 01:58:18.299551  [    9.380792] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2448 01:58:18.309759  [    9.390567] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2449 01:58:18.319420  [    9.400503] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2450 01:58:18.338622  [    9.421095] udevadm (146) used greatest stack depth: 13400 bytes left
 2451 01:58:18.344001  Begin: Loading essential drivers ... done.
 2452 01:58:18.349215  Begin: Running /scripts/init-premount ... done.
 2453 01:58:18.357129  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2454 01:58:18.361350  Begin: Running /scripts/nfs-premount ... done.
 2455 01:58:18.377473  IP-Config: eth0 hardware address 00:e0:4c:68:04:98 mtu 1500 DHCP
 2456 01:58:18.387254  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2457 01:58:18.392667  SIOCSIFFLAGS: Cannot assign requested address
 2458 01:58:18.399276  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2459 01:58:18.403951  SIOCSIFFLAGS: Cannot assign requested address
 2460 01:58:18.409261  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2461 01:58:18.416024   address: 192.168.201.14   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2462 01:58:18.425520   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2463 01:58:18.432280   host   : asus-C433TA-AJ0005-rammus-cbg-4                                 
 2464 01:58:18.438945   domain : lab-rack-1                                                      
 2465 01:58:18.443038   rootserver: 192.168.201.1 rootpath: 
 2466 01:58:18.445753   filename  : 
 2467 01:58:18.476484  [    9.557930] nfsmount (163) used greatest stack depth: 12680 bytes left
 2468 01:58:18.476575  done.
 2469 01:58:18.488654  Begin: Running /scripts/nfs-bottom ... done.
 2470 01:58:18.513613  Begin: Running /scripts/init-bottom ... done.
 2471 01:58:19.514522  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2472 01:58:19.673821  [   10.736845] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
 2473 01:58:19.691646  [   10.773661] systemd[1]: Detected architecture x86-64.
 2474 01:58:19.705875  
 2475 01:58:19.710193  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2476 01:58:19.710279  
 2477 01:58:19.721969  [   10.804636] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2478 01:58:20.192590  [   11.270207] systemd[1]: Queued start job for default target Graphical Interface.
 2479 01:58:20.205553  [   11.282410] systemd[1]: Created slice system-getty.slice.
 2480 01:58:20.212503  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2481 01:58:20.217406  [   11.298246] systemd[1]: Created slice system-modprobe.slice.
 2482 01:58:20.224245  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2483 01:58:20.234209  [   11.315384] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2484 01:58:20.241961  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2485 01:58:20.248864  [   11.332201] systemd[1]: Created slice User and Session Slice.
 2486 01:58:20.257542  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2487 01:58:20.269247  [   11.349180] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2488 01:58:20.278685  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2489 01:58:20.286791  [   11.367987] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2490 01:58:20.297476  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2491 01:58:20.311066  [   11.389900] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2492 01:58:20.320572  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2493 01:58:20.329768  [   11.412776] systemd[1]: Reached target Local Encrypted Volumes.
 2494 01:58:20.337926  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2495 01:58:20.344699  [   11.428665] systemd[1]: Reached target Paths.
 2496 01:58:20.350111  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2497 01:58:20.356851  [   11.439622] systemd[1]: Reached target Remote File Systems.
 2498 01:58:20.364967  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2499 01:58:20.371767  [   11.455709] systemd[1]: Reached target Slices.
 2500 01:58:20.377199  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2501 01:58:20.382632  [   11.466647] systemd[1]: Reached target Swap.
 2502 01:58:20.388149  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2503 01:58:20.397070  [   11.478043] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2504 01:58:20.405253  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2505 01:58:20.413394  [   11.496156] systemd[1]: Listening on Journal Audit Socket.
 2506 01:58:20.420370  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2507 01:58:20.430799  [   11.513211] systemd[1]: Listening on Journal Socket (/dev/log).
 2508 01:58:20.439045  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2509 01:58:20.446649  [   11.530407] systemd[1]: Listening on Journal Socket.
 2510 01:58:20.453604  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2511 01:58:20.464653  [   11.546023] systemd[1]: Listening on Network Service Netlink Socket.
 2512 01:58:20.472863  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2513 01:58:20.482587  [   11.565181] systemd[1]: Listening on udev Control Socket.
 2514 01:58:20.489460  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2515 01:58:20.498131  [   11.581153] systemd[1]: Listening on udev Kernel Socket.
 2516 01:58:20.505092  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2517 01:58:20.516768  [   11.599274] systemd[1]: Mounting Huge Pages File System...
 2518 01:58:20.522354           Mounting [0;1;39mHuge Pages File System[0m...
 2519 01:58:20.532609  [   11.613995] systemd[1]: Mounting POSIX Message Queue File System...
 2520 01:58:20.539744           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2521 01:58:20.550714  [   11.634154] systemd[1]: Mounting Kernel Debug File System...
 2522 01:58:20.557958           Mounting [0;1;39mKernel Debug File System[0m...
 2523 01:58:20.567252  [   11.650652] systemd[1]: Mounting Kernel Trace File System...
 2524 01:58:20.574444           Mounting [0;1;39mKernel Trace File System[0m...
 2525 01:58:20.594546  [   11.673925] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2526 01:58:20.603263           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2527 01:58:20.610702  [   11.693745] systemd[1]: Starting Load Kernel Module configfs...
 2528 01:58:20.617899           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2529 01:58:20.628016  [   11.710445] systemd[1]: Starting Load Kernel Module drm...
 2530 01:58:20.633652           Starting [0;1;39mLoad Kernel Module drm[0m...
 2531 01:58:20.642286  [   11.724814] systemd[1]: Starting Load Kernel Module fuse...
 2532 01:58:20.648001           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2533 01:58:20.682089  [   11.760538] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2534 01:58:20.686364  [   11.770810] fuse: init (API version 7.32)
 2535 01:58:20.693430  [   11.776761] systemd[1]: Starting Journal Service...
 2536 01:58:20.699191           Starting [0;1;39mJournal Service[0m...
 2537 01:58:20.708736  [   11.792494] systemd[1]: Starting Load Kernel Modules...
 2538 01:58:20.714531           Starting [0;1;39mLoad Kernel Modules[0m...
 2539 01:58:20.723556  [   11.805735] systemd[1]: Starting Remount Root and Kernel File Systems...
 2540 01:58:20.731064           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2541 01:58:20.741365  [   11.823870] systemd[1]: Starting Coldplug All udev Devices...
 2542 01:58:20.747305           Starting [0;1;39mColdplug All udev Devices[0m...
 2543 01:58:20.758721  [   11.841700] systemd[1]: Mounted Huge Pages File System.
 2544 01:58:20.764609  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2545 01:58:20.773773  [   11.856736] systemd[1]: Mounted POSIX Message Queue File System.
 2546 01:58:20.782620  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2547 01:58:20.789985  [   11.872686] systemd[1]: Mounted Kernel Debug File System.
 2548 01:58:20.797300  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2549 01:58:20.804643  [   11.887608] systemd[1]: Mounted Kernel Trace File System.
 2550 01:58:20.812017  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2551 01:58:20.824604  [   11.903706] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2552 01:58:20.833428  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2553 01:58:20.843787  [   11.926242] systemd[1]: modprobe@configfs.service: Succeeded.
 2554 01:58:20.851059  [   11.933201] systemd[1]: Finished Load Kernel Module configfs.
 2555 01:58:20.858312  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2556 01:58:20.865601  [   11.948706] systemd[1]: Started Journal Service.
 2557 01:58:20.871459  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2558 01:58:20.882230  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2559 01:58:20.892639  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2560 01:58:20.902476  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2561 01:58:20.911195  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2562 01:58:20.922965           Mounting [0;1;39mFUSE Control File System[0m...
 2563 01:58:20.934258           Mounting [0;1;39mKernel Configuration File System[0m...
 2564 01:58:20.947537           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2565 01:58:20.957077           Starting [0;1;39mLoad/Save Random Seed[0m...
 2566 01:58:20.966992           Starting [0;1;39mApply Kernel Variables[0m...
 2567 01:58:20.978418           Starting [0;1;39mCreate System Users[0m...
 2568 01:58:20.985958  [   12.061850] systemd-journald[198]: Received client request to flush runtime journal.
 2569 01:58:20.995471  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 2570 01:58:21.006435  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2571 01:58:21.014982  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2572 01:58:21.027403  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2573 01:58:21.086579  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2574 01:58:22.417313  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2575 01:58:22.432062           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2576 01:58:22.442459  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2577 01:58:22.552973  [   13.627686] systemd-tmpfile (211) used greatest stack depth: 12528 bytes left
 2578 01:58:22.560462  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2579 01:58:22.568019  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2580 01:58:22.575080  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2581 01:58:22.591966           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2582 01:58:22.610843           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2583 01:58:22.758118  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2584 01:58:22.771091           Starting [0;1;39mNetwork Service[0m...
 2585 01:58:22.829754  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2586 01:58:22.837309           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2587 01:58:23.137873  [[0;32m  OK  [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m.
 2588 01:58:23.148979  [[0;32m  OK  [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m.
 2589 01:58:23.162251           Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m...
 2590 01:58:23.181464  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2591 01:58:23.332692  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2592 01:58:23.473304  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m.
 2593 01:58:23.485469  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2594 01:58:23.547239  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2595 01:58:23.562581  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2596 01:58:23.586301  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2597 01:58:23.598969  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2598 01:58:23.608125  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2599 01:58:23.616845  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2600 01:58:23.627586  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2601 01:58:23.633742  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2602 01:58:23.639916  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2603 01:58:23.652549  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2604 01:58:23.683474           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2605 01:58:23.723297           Starting [0;1;39mUser Login Management[0m...
 2606 01:58:23.731827  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2607 01:58:23.794483           Starting [0;1;39mNetwork Name Resolution[0m...
 2608 01:58:24.048487  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2609 01:58:24.056432  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2610 01:58:24.671648  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2611 01:58:24.683841  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2612 01:58:24.699315  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2613 01:58:24.704918           Starting [0;1;39mPermit User Sessions[0m...
 2614 01:58:24.742369  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2615 01:58:24.757293  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2616 01:58:24.768808  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2617 01:58:24.779889  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2618 01:58:24.790361  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2619 01:58:24.803018  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2620 01:58:24.821087           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2621 01:58:24.890758  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2622 01:58:24.938504  
 2623 01:58:24.943563  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2624 01:58:24.943653  
 2625 01:58:24.948495  debian-bullseye-amd64 login: root (automatic login)
 2626 01:58:24.948580  
 2627 01:58:25.253770  Linux debian-bullseye-amd64 5.10.131-cip13 #1 SMP Fri Aug 5 01:46:27 UTC 2022 x86_64
 2628 01:58:25.253932  
 2629 01:58:25.260747  The programs included with the Debian GNU/Linux system are free software;
 2630 01:58:25.267484  the exact distribution terms for each program are described in the
 2631 01:58:25.270822  individual files in /usr/share/doc/*/copyright.
 2632 01:58:25.270898  
 2633 01:58:25.279046  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2634 01:58:25.280712  permitted by applicable law.
 2635 01:58:25.838264  Matched prompt #7: / #
 2637 01:58:25.838594  Setting prompt string to ['/ #']
 2638 01:58:25.838695  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2640 01:58:25.838941  end: 2.2.5 auto-login-action (duration 00:00:17) [common]
 2641 01:58:25.839029  start: 2.2.6 expect-shell-connection (timeout 00:04:10) [common]
 2642 01:58:25.839103  Setting prompt string to ['/ #']
 2643 01:58:25.839166  Forcing a shell prompt, looking for ['/ #']
 2645 01:58:25.889778  / # 
 2646 01:58:25.890169  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2647 01:58:25.890439  Waiting using forced prompt support (timeout 00:02:30)
 2648 01:58:25.895185  
 2649 01:58:25.898009  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2650 01:58:25.898408  start: 2.2.7 export-device-env (timeout 00:04:10) [common]
 2652 01:58:25.999845  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg'
 2653 01:58:26.003749  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6976260/extract-nfsrootfs-_6g3dmyg'
 2655 01:58:26.108257  / # export NFS_SERVER_IP='192.168.201.1'
 2656 01:58:26.112225  export NFS_SERVER_IP='192.168.201.1'
 2657 01:58:26.115132  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2658 01:58:26.115768  end: 2.2 depthcharge-retry (duration 00:00:50) [common]
 2659 01:58:26.116305  end: 2 depthcharge-action (duration 00:00:50) [common]
 2660 01:58:26.117476  start: 3 lava-test-retry (timeout 00:08:41) [common]
 2661 01:58:26.118012  start: 3.1 lava-test-shell (timeout 00:08:41) [common]
 2662 01:58:26.118462  Using namespace: common
 2664 01:58:26.220103  / # #
 2665 01:58:26.220735  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2666 01:58:26.224033  #
 2667 01:58:26.226423  Using /lava-6976260
 2669 01:58:26.328185  / # export SHELL=/bin/bash
 2670 01:58:26.331631  export SHELL=/bin/bash
 2672 01:58:26.435683  / # . /lava-6976260/environment
 2673 01:58:26.439079  . /lava-6976260/environment
 2675 01:58:26.549985  / # /lava-6976260/bin/lava-test-runner /lava-6976260/0
 2676 01:58:26.550637  Test shell timeout: 10s (minimum of the action and connection timeout)
 2677 01:58:26.553325  /lava-6976260/bin/lava-test-runner /lava-6976260/0
 2678 01:58:26.944228  + export TESTRUN_ID=0_timesync-off
 2679 01:58:26.947693  + TESTRUN_ID=0_timesync-off
 2680 01:58:26.951364  + cd /lava-6976260/0/tests/0_timesync-off
 2681 01:58:26.952598  ++ cat uuid
 2682 01:58:26.962757  + UUID=6976260_1.5.2.3.1
 2683 01:58:26.963924  + set +x
 2684 01:58:26.969513  <LAVA_SIGNAL_STARTRUN 0_timesync-off 6976260_1.5.2.3.1>
 2685 01:58:26.970342  Received signal: <STARTRUN> 0_timesync-off 6976260_1.5.2.3.1
 2686 01:58:26.970836  Starting test lava.0_timesync-off (6976260_1.5.2.3.1)
 2687 01:58:26.971329  Skipping test definition patterns.
 2688 01:58:26.972762  + systemctl stop systemd-timesyncd
 2689 01:58:27.011506  Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded.
 2690 01:58:27.012627  + true
 2691 01:58:27.014369  + set +x
 2692 01:58:27.018261  <LAVA_SIGNAL_ENDRUN 0_timesync-off 6976260_1.5.2.3.1>
 2693 01:58:27.019085  Received signal: <ENDRUN> 0_timesync-off 6976260_1.5.2.3.1
 2694 01:58:27.019574  Ending use of test pattern.
 2695 01:58:27.020012  Ending test lava.0_timesync-off (6976260_1.5.2.3.1), duration 0.05
 2697 01:58:27.109353  + export TESTRUN_ID=1_kselftest-lkdtm
 2698 01:58:27.112577  + TESTRUN_ID=1_kselftest-lkdtm
 2699 01:58:27.117138  + cd /lava-6976260/0/tests/1_kselftest-lkdtm
 2700 01:58:27.118295  ++ cat uuid
 2701 01:58:27.129545  + UUID=6976260_1.5.2.3.5
 2702 01:58:27.130304  + set +x
 2703 01:58:27.135311  Received signal: <STARTRUN> 1_kselftest-lkdtm 6976260_1.5.2.3.5
 2704 01:58:27.135396  Starting test lava.1_kselftest-lkdtm (6976260_1.5.2.3.5)
 2705 01:58:27.135484  Skipping test definition patterns.
 2706 01:58:27.135709  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 6976260_1.5.2.3.5>
 2707 01:58:27.138446  + cd ./automated/linux/kselftest/
 2708 01:58:27.170189  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip -e '' -p /opt/kselftests/mainline/
 2709 01:58:27.181920  INFO: Generating a skipfile based on /lava-6976260/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2710 01:58:27.268348  INFO: Using the following generated skipfile contents (until EOF):
 2711 01:58:27.271113  breakpoints:breakpoint_test
 2712 01:58:27.274817  breakpoints:step_after_suspend_test
 2713 01:58:27.276527  ftrace:ftracetest
 2714 01:58:27.278937  net:rtnetlink.sh
 2715 01:58:27.279310  net:tls
 2716 01:58:27.282287  netfilter:bridge_brouter.sh
 2717 01:58:27.285024  netfilter:nft_flowtable.sh
 2718 01:58:27.287745  netfilter:nft_trans_stress.sh
 2719 01:58:27.289879  pidfd:pidfd_wait
 2720 01:58:27.290509  INFO: EOF
 2721 01:58:27.304632  INFO: Installing sed perl wget xz-utils iproute2
 2722 01:58:28.099911  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2723 01:58:41.631858  Reading package lists...
 2724 01:58:44.665350  Reading package lists...
 2725 01:58:44.839936  Building dependency tree...
 2726 01:58:44.842874  Reading state information...
 2727 01:58:44.878355  iproute2 is already the newest version (5.10.0-4).
 2728 01:58:44.884796  perl is already the newest version (5.32.1-4+deb11u2).
 2729 01:58:44.888678  sed is already the newest version (4.7-1).
 2730 01:58:44.892998  wget is already the newest version (1.21-1+deb11u1).
 2731 01:58:44.899077  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2732 01:58:45.137465  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2733 01:58:45.235317  --2022-08-05 01:53:41--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-37-ge3a52725ce96/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2734 01:58:45.254910  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2735 01:58:45.396609  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2736 01:58:45.538835  HTTP request sent, awaiting response... 200 OK
 2737 01:58:45.543229  Length: 3527972 (3.4M) [application/octet-stream]
 2738 01:58:45.546630  Saving to: 'kselftest.tar.xz'
 2739 01:58:45.546720  
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 2741 01:58:46.871541  
 2742 01:58:47.176720  2022-08-05 01:53:43 (2.54 MB/s) - 'kselftest.tar.xz' saved [3527972/3527972]
 2743 01:58:47.176870  
 2744 01:58:47.382949  tar: ./pstore: time stamp 2022-08-05 01:53:44 is 0.750584849 s in the future
 2745 01:58:47.646907  tar: ./seccomp: time stamp 2022-08-05 01:53:45 is 1.48639257 s in the future
 2746 01:58:54.671473  skiplist:
 2747 01:58:54.674291  ========================================
 2748 01:58:54.677540  breakpoints:breakpoint_test
 2749 01:58:54.976409  breakpoints:step_after_suspend_test
 2750 01:58:54.991964  ftrace:ftracetest
 2751 01:58:55.004921  net:rtnetlink.sh
 2752 01:58:55.015813  net:tls
 2753 01:58:55.029226  netfilter:bridge_brouter.sh
 2754 01:58:55.041350  netfilter:nft_flowtable.sh
 2755 01:58:55.053419  netfilter:nft_trans_stress.sh
 2756 01:58:55.063617  pidfd:pidfd_wait
 2757 01:58:55.078934  ========================================
 2758 01:58:55.449581  [   46.534544] kselftest: Running tests in lkdtm
 2759 01:58:55.455565  TAP version 13
 2760 01:58:55.464140  1..70
 2761 01:58:55.471700  # selftests: lkdtm: PANIC.sh
 2762 01:58:55.535841  # Skipping PANIC: crashes entire system
 2763 01:58:55.540336  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2764 01:58:55.542477  # selftests: lkdtm: BUG.sh
 2765 01:58:55.606979  [   46.691576] lkdtm: Performing direct entry BUG
 2766 01:58:55.611419  [   46.696619] ------------[ cut here ]------------
 2767 01:58:55.617888  [   46.701948] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2768 01:58:55.622525  [   46.707809] invalid opcode: 0000 [#1] SMP PTI
 2769 01:58:55.629571  [   46.712676] CPU: 1 PID: 721 Comm: cat Not tainted 5.10.131-cip13 #1
 2770 01:58:55.637156  [   46.719673] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2771 01:58:55.640961  [   46.726478] RIP: 0010:lkdtm_BUG+0x5/0x10
 2772 01:58:55.661548  [   46.730859] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 2773 01:58:55.668489  [   46.751836] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 2774 01:58:55.676254  [   46.757667] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 2775 01:58:55.683859  [   46.765634] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 2776 01:58:55.692550  [   46.773600] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 2777 01:58:55.700380  [   46.781565] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2778 01:58:55.707938  [   46.789532] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 2779 01:58:55.716381  [   46.797500] FS:  00007f6813ed3580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 2780 01:58:55.722784  [   46.806526] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2781 01:58:55.730715  [   46.812938] CR2: 00007f6813cec000 CR3: 0000000104cea002 CR4: 00000000003706e0
 2782 01:58:55.733909  [   46.820906] Call Trace:
 2783 01:58:55.738202  [   46.823632]  direct_entry.cold+0x2c/0x38
 2784 01:58:55.742650  [   46.828010]  full_proxy_write+0x56/0x80
 2785 01:58:55.745959  [   46.832290]  vfs_write+0xea/0x390
 2786 01:58:55.749723  [   46.835987]  ksys_write+0x68/0xe0
 2787 01:58:55.753549  [   46.839684]  do_syscall_64+0x33/0x40
 2788 01:58:55.759121  [   46.843672]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2789 01:58:55.763822  [   46.849309] RIP: 0033:0x7f6813dfbf33
 2790 01:58:55.784536  [   46.853295] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2791 01:58:55.793047  [   46.874272] RSP: 002b:00007fff27813d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2792 01:58:55.800651  [   46.882724] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6813dfbf33
 2793 01:58:55.808934  [   46.890690] RDX: 0000000000000004 RSI: 00007f6813cec000 RDI: 0000000000000001
 2794 01:58:55.817716  [   46.898656] RBP: 00007f6813cec000 R08: 00007f6813ceb010 R09: 0000000000000000
 2795 01:58:55.824523  [   46.906621] R10: 00007f6813ef61c0 R11: 0000000000000246 R12: 0000000000000001
 2796 01:58:55.832814  [   46.914589] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2797 01:58:55.859800  [   46.922558] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2798 01:58:55.864744  [   46.948997] ---[ end trace dae40d50562c11dc ]---
 2799 01:58:55.868600  [   46.954189] RIP: 0010:lkdtm_BUG+0x5/0x10
 2800 01:58:55.890096  [   46.958572] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 2801 01:58:55.895031  [   46.979567] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 2802 01:58:55.903130  [   46.985427] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 2803 01:58:55.912010  [   46.993409] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 2804 01:58:55.919131  [   47.001408] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 2805 01:58:55.927043  [   47.009379] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2806 01:58:55.935205  [   47.017370] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 2807 01:58:55.944335  [   47.025364] FS:  00007f6813ed3580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 2808 01:58:55.950912  [   47.034413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2809 01:58:55.958520  [   47.040830] CR2: 00007f6813cec000 CR3: 0000000104cea002 CR4: 00000000003706e0
 2810 01:58:55.961162  # Segmentation fault
 2811 01:58:55.975620  # [   46.691576] lkdtm: Performing direct entry BUG
 2812 01:58:55.981774  # [   46.696619] ------------[ cut here ]------------
 2813 01:58:55.986888  # [   46.701948] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2814 01:58:55.992257  # [   46.707809] invalid opcode: 0000 [#1] SMP PTI
 2815 01:58:55.999840  # [   46.712676] CPU: 1 PID: 721 Comm: cat Not tainted 5.10.131-cip13 #1
 2816 01:58:56.006313  # [   46.719673] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2817 01:58:56.011235  # [   46.726478] RIP: 0010:lkdtm_BUG+0x5/0x10
 2818 01:58:56.026173  # [   46.730859] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff [   47.110729] lkdtm: Performing direct entry WARNING
 2819 01:58:56.037772  eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   47.116362] ------------[ cut here ]------------
 2820 01:58:56.042625   00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 2821 01:58:56.053378  # [   46.75183[   47.127719] WARNING: CPU: 1 PID: 757 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 2822 01:58:56.058256  6] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 2823 01:58:56.086472  # [   46.757667][   47.143258] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2824 01:58:56.100774   RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 00000000000000[   47.175892] CPU: 1 PID: 757 Comm: cat Tainted: G      D           5.10.131-cip13 #1
 2825 01:58:56.107378  [   47.190656] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2826 01:58:56.112143  [   47.197461] RIP: 0010:lkdtm_WARNING+0xf/0x20
 2827 01:58:56.112689  00
 2828 01:58:56.139702  # [   46.765634] RDX: 0000000000000000 RSI: ffff988cfac9bf70[   47.202230] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00
 2829 01:58:56.145690  [   47.229421] RSP: 0018:ffffb9fd814bfe60 EFLAGS: 00010202
 2830 01:58:56.148480   RDI: ffffffff882d9a70
 2831 01:58:56.159397  # [   46.773600] RBP: ffffffff88723350 R[   47.235259] RAX: ffffffff876b1940 RBX: 0000000000000002 RCX: 0000000000000000
 2832 01:58:56.168768  [   47.249436] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a80
 2833 01:58:56.171559  08: 0000000000000001 R09: 0000000000000001
 2834 01:58:56.181848  # [   46.781565] R10[   47.257407] RBP: ffffffff886c7e4f R08: 0000000000000000 R09: 0000000000000000
 2835 01:58:56.188193  : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2836 01:58:56.195695  [   47.271601] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 2837 01:58:56.203951  [   47.285787] R13: ffffb9fd814bff10 R14: ffffb9fd814bff10 R15: ffff988c85708000
 2838 01:58:56.218757  # [   46.789532] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15[   47.293758] FS:  00007f9d92a59580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 2839 01:58:56.225408  [   47.309003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2840 01:58:56.227580  : ffff988c85749000
 2841 01:58:56.240517  # [   46.797500] FS:  00007f6813ed3580(0000)[   47.315420] CR2: 00007f9d92872000 CR3: 00000001064c0003 CR4: 00000000003706e0
 2842 01:58:56.244764   GS:ffff988cfac80000(0000) knlGS:0000000000000000
 2843 01:58:56.248566  # [   46.8065[   47.329603] Call Trace:
 2844 01:58:56.253603  26] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2845 01:58:56.259568  # [   46.[   47.338564]  direct_entry.cold+0x2c/0x38
 2846 01:58:56.269547  812938] CR2: 00007f6813cec000 CR3: 0000000104cea002 CR4: 0000000[   47.349137]  full_proxy_write+0x56/0x80
 2847 01:58:56.273872  [   47.359630]  vfs_write+0xea/0x390
 2848 01:58:56.274427  0003706e0
 2849 01:58:56.277695  # [   46.820906] Call Trace:
 2850 01:58:56.283612  # [   46.823632]  direc[   47.363331]  ksys_write+0x68/0xe0
 2851 01:58:56.286252  t_entry.cold+0x2c/0x38
 2852 01:58:56.293424  # [   46.828010]  full_proxy_write+0x56/[   47.373239]  do_syscall_64+0x33/0x40
 2853 01:58:56.299009  [   47.383442]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2854 01:58:56.299687  0x80
 2855 01:58:56.303924  # [   46.832290]  vfs_write+0xea/0x390
 2856 01:58:56.309409  # [   46.835987]  [   47.389085] RIP: 0033:0x7f9d92981f33
 2857 01:58:56.330190  [   47.399280] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2858 01:58:56.332421  ksys_write+0x68/0xe0
 2859 01:58:56.345135  # [   46.839684]  do_syscall_64+0x33/0x40[   47.420260] RSP: 002b:00007ffc3d2d9f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2860 01:58:56.353355  [   47.434925] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f9d92981f33
 2861 01:58:56.361608  [   47.442894] RDX: 0000000000000008 RSI: 00007f9d92872000 RDI: 0000000000000001
 2862 01:58:56.369027  [   47.450854] RBP: 00007f9d92872000 R08: 00007f9d92871010 R09: 0000000000000000
 2863 01:58:56.377776  [   47.458815] R10: 00007f9d92a7c1c0 R11: 0000000000000246 R12: 0000000000000001
 2864 01:58:56.385220  [   47.466784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2865 01:58:56.390691  # [   46.843672]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2866 01:58:56.394655  # [[   47.474758] irq event stamp: 0
 2867 01:58:56.401819  [   47.484377] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2868 01:58:56.405622     46.849309] RIP: 0033:0x7f6813dfbf33
 2869 01:58:56.416441  # [   46.853295] Code: 8[   47.491382] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2870 01:58:56.426856  [   47.506723] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2871 01:58:56.439185  b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f[   47.515859] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2872 01:58:56.444263  [   47.529066] ---[ end trace dae40d50562c11dd ]---
 2873 01:58:56.457906   00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2874 01:58:56.465520  # [   46.874272] RSP: 002b:00007fff27813d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2875 01:58:56.473293  # [   46.882724] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6813dfbf33
 2876 01:58:56.482549  # [   46.890690] RDX: 0000000000000004 RSI: 00007f6813cec000 RDI: 0000000000000001
 2877 01:58:56.490080  # [   46.898656] RBP: 00007f6813cec000 R08: 00007f6813ceb010 R09: 0000000000000000
 2878 01:58:56.497932  # [   46.906621] R10: 00007f6813ef61c0 R11: 0000000000000246 R12: 0000000000000001
 2879 01:58:56.506208  # [   46.914589] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2880 01:58:56.524852  # [   46.922558] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf i[   47.607932] lkdtm: Performing direct entry WARNING_MESSAGE
 2881 01:58:56.530315  [   47.614941] ------------[ cut here ]------------
 2882 01:58:56.534651  [   47.620129] Warning message trigger count: 2
 2883 01:58:56.545844  [   47.624927] WARNING: CPU: 3 PID: 792 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 2884 01:58:56.578330  ndustrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cr[   47.635137] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2885 01:58:56.587284  [   47.667762] CPU: 3 PID: 792 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2886 01:58:56.593268  [   47.676314] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2887 01:58:56.598685  [   47.683118] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 2888 01:58:56.619548  [   47.688757] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 2b 71 02 48 c7 c7 b0 83 6c 88 8d 70 01 89 35 b1 2b 71 02 e8 d6 8a 64 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 2889 01:58:56.625081  [   47.709735] RSP: 0018:ffffb9fd81567e60 EFLAGS: 00010286
 2890 01:58:56.634214  [   47.715568] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 2891 01:58:56.641801  [   47.723536] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 2892 01:58:56.650191  [   47.731505] RBP: ffffffff886c7e57 R08: 0000000000000000 R09: 0000000000000000
 2893 01:58:56.657919  [   47.739475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 2894 01:58:56.666387  [   47.747444] R13: ffffb9fd81567f10 R14: ffffb9fd81567f10 R15: ffff988c84179000
 2895 01:58:56.675051  [   47.755412] FS:  00007fa73dc44580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 2896 01:58:56.682194  [   47.764439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2897 01:58:56.689669  [   47.770845] CR2: 00007fa73da5d000 CR3: 0000000103c0a004 CR4: 00000000003706e0
 2898 01:58:56.693092  [   47.778815] Call Trace:
 2899 01:58:56.696887  [   47.781544]  direct_entry.cold+0x2c/0x38
 2900 01:58:56.700236  [   47.785924]  full_proxy_write+0x56/0x80
 2901 01:58:56.703970  [   47.790228]  vfs_write+0xea/0x390
 2902 01:58:56.707956  [   47.793925]  ksys_write+0x68/0xe0
 2903 01:58:56.711795  [   47.797623]  do_syscall_64+0x33/0x40
 2904 01:58:56.717532  [   47.801612]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2905 01:58:56.721425  [   47.807253] RIP: 0033:0x7fa73db6cf33
 2906 01:58:56.741796  [   47.811240] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2907 01:58:56.750372  [   47.832220] RSP: 002b:00007ffc48e39288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2908 01:58:56.758745  [   47.840676] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fa73db6cf33
 2909 01:58:56.766624  [   47.848642] RDX: 0000000000000010 RSI: 00007fa73da5d000 RDI: 0000000000000001
 2910 01:58:56.774810  [   47.856611] RBP: 00007fa73da5d000 R08: 00007fa73da5c010 R09: 0000000000000000
 2911 01:58:56.783128  [   47.864586] R10: 00007fa73dc671c0 R11: 0000000000000246 R12: 0000000000000001
 2912 01:58:56.790647  [   47.872556] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2913 01:58:56.800096  os_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cr[   47.880532] irq event stamp: 0
 2914 01:58:56.807056  [   47.890152] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2915 01:58:56.808765  os_usbpd_notify
 2916 01:58:56.823029  # [   46.948997] ---[ end trace dae40d50562c11d[   47.897157] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2917 01:58:56.831644  [   47.912501] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2918 01:58:56.838680  [   47.921658] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2919 01:58:56.844753  [   47.928658] ---[ end trace dae40d50562c11de ]---
 2920 01:58:56.844841  c ]---
 2921 01:58:56.849786  # [   46.954189] RIP: 0010:lkdtm_BUG+0x5/0x10
 2922 01:58:56.870368  # [   46.958572] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 2923 01:58:56.876474  # [   46.979567] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 2924 01:58:56.884873  # [   46.985427] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 2925 01:58:56.892947  # [   46.993409] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 2926 01:58:56.906125  # [   47.001408] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000[   47.984104] lkdtm: Performing direct entry EXCEPTION
 2927 01:58:56.913264  [   47.995337] BUG: kernel NULL pointer dereference, address: 0000000000000000
 2928 01:58:56.919052  [   48.003119] #PF: supervisor write access in kernel mode
 2929 01:58:56.924596  [   48.008949] #PF: error_code(0x0002) - not-present page
 2930 01:58:56.927941  [   48.014682] PGD 0 P4D 0 
 2931 01:58:56.931736  [   48.017497] Oops: 0002 [#2] SMP PTI
 2932 01:58:56.940177  [   48.021387] CPU: 3 PID: 824 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2933 01:58:56.946614  [   48.029957] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2934 01:58:56.951586  [   48.036762] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 2935 01:58:56.972935  [   48.041719] Code: 48 c7 c7 b0 83 6c 88 8d 70 01 89 35 b1 2b 71 02 e8 d6 8a 64 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 2936 01:58:56.978302  [   48.062695] RSP: 0018:ffffb9fd815a7e60 EFLAGS: 00010286
 2937 01:58:56.986595  [   48.068518] RAX: ffffffff876b1990 RBX: 0000000000000004 RCX: 0000000000000000
 2938 01:58:56.995382  [   48.076483] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffffffff882d9aa0
 2939 01:58:57.002661  [   48.084448] RBP: ffffffff885fda17 R08: 0000000000000000 R09: 0000000000000000
 2940 01:58:57.011218  [   48.092415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 2941 01:58:57.017946  [   48.100381] R13: ffffb9fd815a7f10 R14: ffffb9fd815a7f10 R15: ffff988c85722000
 2942 01:58:57.028971  [   48.108359] FS:  00007f378c6d9580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 2943 01:58:57.033914  [   48.117411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2944 01:58:57.041549  [   48.123824] CR2: 0000000000000000 CR3: 0000000103ca2005 CR4: 00000000003706e0
 2945 01:58:57.045332  [   48.131790] Call Trace:
 2946 01:58:57.049101  [   48.134516]  direct_entry.cold+0x2c/0x38
 2947 01:58:57.053884  [   48.138895]  full_proxy_write+0x56/0x80
 2948 01:58:57.057152  [   48.143176]  vfs_write+0xea/0x390
 2949 01:58:57.060661  [   48.146872]  ksys_write+0x68/0xe0
 2950 01:58:57.064835  [   48.150568]  do_syscall_64+0x33/0x40
 2951 01:58:57.070340  [   48.154548]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 2952 01:58:57.074215  [   48.160186] RIP: 0033:0x7f378c601f33
 2953 01:58:57.095636  [   48.164171] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2954 01:58:57.103496  [   48.185149] RSP: 002b:00007ffe9b47c568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2955 01:58:57.111903  [   48.193601] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f378c601f33
 2956 01:58:57.120525  [   48.201569] RDX: 000000000000000a RSI: 00007f378c4f2000 RDI: 0000000000000001
 2957 01:58:57.127611  [   48.209537] RBP: 00007f378c4f2000 R08: 00007f378c4f1010 R09: 0000000000000000
 2958 01:58:57.135261  [   48.217503] R10: 00007f378c6fc1c0 R11: 0000000000000246 R12: 0000000000000001
 2959 01:58:57.145090  [   48.225468] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2960 01:58:57.169828  [   48.233436] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 2961 01:58:57.172065  000000001
 2962 01:58:57.179930  # [   47.009379] R10: 00000000ffffe000 R11: 3ffffffff[   48.259879] CR2: 0000000000000000
 2963 01:58:57.185241  [   48.269785] ---[ end trace dae40d50562c11df ]---
 2964 01:58:57.189688  [   48.274936] RIP: 0010:lkdtm_BUG+0x5/0x10
 2965 01:58:57.211066  [   48.279311] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 2966 01:58:57.215877  [   48.300289] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 2967 01:58:57.224637  [   48.306120] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 2968 01:58:57.232191  [   48.314085] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 2969 01:58:57.240895  [   48.322052] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 2970 01:58:57.247981  [   48.330017] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2971 01:58:57.256747  [   48.337982] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 2972 01:58:57.264833  [   48.345948] FS:  00007f378c6d9580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 2973 01:58:57.271347  [   48.354982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2974 01:58:57.279657  [   48.361412] CR2: 0000000000000000 CR3: 0000000103ca2005 CR4: 00000000003706e0
 2975 01:58:57.289673  [   48.369380] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 2976 01:58:57.298429  [   48.379288] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 824, name: cat
 2977 01:58:57.302119  [   48.387644] INFO: lockdep is turned off.
 2978 01:58:57.305388  [   48.392019] irq event stamp: 0
 2979 01:58:57.312417  [   48.395423] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2980 01:58:57.321716  [   48.402423] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2981 01:58:57.324983  fffffff R12: 0000000000000004
 2982 01:58:57.337004  # [   47.017370] R13: ffffb9fd814[   48.411561] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 2983 01:58:57.345113  [   48.426904] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2984 01:58:57.352756  [   48.433901] CPU: 3 PID: 824 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 2985 01:58:57.358939  [   48.442450] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2986 01:58:57.361681  [   48.449252] Call Trace:
 2987 01:58:57.366559  [   48.451979]  dump_stack+0x77/0x97
 2988 01:58:57.370285  [   48.455676]  ___might_sleep.cold+0xa6/0xb6
 2989 01:58:57.375312  [   48.460239]  exit_signals+0x1c/0x2d0
 2990 01:58:57.377571  [   48.464227]  do_exit+0xd5/0xb00
 2991 01:58:57.381939  [   48.467730]  ? ksys_write+0x68/0xe0
 2992 01:58:57.386687  [   48.471622]  rewind_stack_do_exit+0x17/0x20
 2993 01:58:57.391001  [   48.476279] RIP: 0033:0x7f378c601f33
 2994 01:58:57.411114  [   48.480266] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2995 01:58:57.419465  [   48.501242] RSP: 002b:00007ffe9b47c568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2996 01:58:57.428337  [   48.509694] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f378c601f33
 2997 01:58:57.436523  [   48.517660] RDX: 000000000000000a RSI: 00007f378c4f2000 RDI: 0000000000000001
 2998 01:58:57.444255  [   48.525628] RBP: 00007f378c4f2000 R08: 00007f378c4f1010 R09: 0000000000000000
 2999 01:58:57.451646  [   48.533593] R10: 00007f378c6fc1c0 R11: 0000000000000246 R12: 0000000000000001
 3000 01:58:57.459536  [   48.541559] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3001 01:58:57.464438  37f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3002 01:58:57.474775  # [   47.025364] FS:  00007f6813ed3580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3003 01:58:57.480683  # [   47.034413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3004 01:58:57.488918  # [   47.040830] CR2: 00007f6813cec000 CR3: 0000000104cea002 CR4: 00000000003706e0
 3005 01:58:57.492224  # BUG: saw 'kernel BUG at': ok
 3006 01:58:57.495574  ok 2 selftests: lkdtm: BUG.sh
 3007 01:58:57.498777  # selftests: lkdtm: WARNING.sh
 3008 01:58:57.503240  # [   47.110729] lkdtm: Performing direct entry WARNING
 3009 01:58:57.509189  # [   47.116362] ------------[ cut here ]------------
 3010 01:58:57.518659  # [   47.127719] WARNING: CPU: 1 PID: 757 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 3011 01:58:57.544859  # [   47.143258] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3012 01:58:57.554827  # [   47.175892] CPU: 1 PID: 757 Comm: cat Tainted: G      D           5.10.131-cip13 #1
 3013 01:58:57.561265  # [   47.190656] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3014 01:58:57.566260  # [   47.197461] RIP: 0010:lkdtm_WARNING+0xf/0x20
 3015 01:58:57.586561  # [   47.202230] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00
 3016 01:58:57.593138  # [   47.229421] RSP: 0018:ffffb9fd814bfe60 EFLAGS: 00010202
 3017 01:58:57.601300  # [   47.235259] RAX: ffffffff876b1940 RBX: 0000000000000002 RCX: 0000000000000000
 3018 01:58:57.608812  # [   47.249436] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a80
 3019 01:58:57.617018  # [   47.257407] RBP: ffffffff886c7e4f R08: 0000000000000000 R09: 0000000000000000
 3020 01:58:57.625626  # [   47.271601] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3021 01:58:57.633260  # [   47.285787] R13: ffffb9fd814bff10 R14: ffffb9fd814bff10 R15: ffff988c85708000
 3022 01:58:57.645727  # [   47.293758] FS:  00007f9d92a59580(0000) GS:ffff988cfac80000(0[   48.724132] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3023 01:58:57.651240  [   48.736034] lkdtm: attempting good list addition
 3024 01:58:57.656701  [   48.741221] lkdtm: attempting corrupted list addition
 3025 01:58:57.662672  [   48.746859] lkdtm: list_add() corruption not detected!
 3026 01:58:57.666011  000) knlGS:0000000000000000
 3027 01:58:57.673106  # [   47.309003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3028 01:58:57.680196  # [   47.315420] CR2: 00007f9d92872000 CR3: 00000001064c0003 CR4: 00000000003706e0
 3029 01:58:57.683484  # [   47.329603] Call Trace:
 3030 01:58:57.687767  # [   47.338564]  direct_entry.cold+0x2c/0x38
 3031 01:58:57.692181  # [   47.349137]  full_proxy_write+0x56/0x80
 3032 01:58:57.696406  # [   47.359630]  vfs_write+0xea/0x390
 3033 01:58:57.700278  # [   47.363331]  ksys_write+0x68/0xe0
 3034 01:58:57.704139  # [   47.373239]  do_syscall_64+0x33/0x40
 3035 01:58:57.710167  # [   47.383442]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3036 01:58:57.713676  # [   47.389085] RIP: 0033:0x7f9d92981f33
 3037 01:58:57.731705  # [   47.399280] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 [   48.809633] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3038 01:58:57.742652  00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55[   48.821025] lkdtm: attempting good list removal
 3039 01:58:57.746623   c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3040 01:58:57.754601  # [   47.420260] RSP[   48.832316] lkdtm: attempting corrupted list removal
 3041 01:58:57.766185  : 002b:00007ffc3d2d9f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000[   48.844072] lkdtm: list_del() corruption not detected!
 3042 01:58:57.766275  001
 3043 01:58:57.775443  # [   47.434925] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f9d92981f33
 3044 01:58:57.782709  # [   47.442894] RDX: 0000000000000008 RSI: 00007f9d92872000 RDI: 0000000000000001
 3045 01:58:57.790942  # [   47.450854] RBP: 00007f9d92872000 R08: 00007f9d92871010 R09: 0000000000000000
 3046 01:58:57.799161  # [   47.458815] R10: 00007f9d92a7c1c0 R11: 0000000000000246 R12: 0000000000000001
 3047 01:58:57.807188  # [   47.466784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3048 01:58:57.811173  # [   47.474758] irq event stamp: 0
 3049 01:58:57.818224  # [   47.484377] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3050 01:58:57.827133  # [   47.491382] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3051 01:58:57.836954  # [   47.506723] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3052 01:58:57.844594  # [   47.515859] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3053 01:58:57.850385  # [   47.529066] ---[ end trace dae40d50562c11dd ]---
 3054 01:58:57.853073  # WARNING: saw 'WARNING:': ok
 3055 01:58:57.856368  ok 3 selftests: lkdtm: WARNING.sh
 3056 01:58:57.860202  # selftests: lkdtm: WARNING_MESSAGE.sh
 3057 01:58:57.866131  # [   47.607932] lkdtm: Performing direct entry WARNING_MESSAGE
 3058 01:58:57.871168  # [   47.614941] ------------[ cut here ]------------
 3059 01:58:57.876004  # [   47.620129] Warning message trigger count: 2
 3060 01:58:57.884845  # [   47.624927] W[   48.965313] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3061 01:58:57.899441  ARNING: CPU: 3 PID: 792 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WA[   48.974889] lkdtm: attempting bad read from page below current stack
 3062 01:58:57.901096  RNING_MESSAGE+0x20/0x30
 3063 01:58:57.915281  # [   47.635137] Modules linked in: fus[   48.988209] BUG: stack guard page was hit at 000000001a106829 (stack is 00000000a396c8d9..00000000434303c8)
 3064 01:58:57.922289  [   49.005297] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3065 01:58:57.930536  [   49.012101] CPU: 1 PID: 1049 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3066 01:58:57.937137  [   49.020747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3067 01:58:57.944120  [   49.027553] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3068 01:58:57.971788  e ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_tr[   49.034066] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 50 87 6c 88 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 13 a4 fd ff 48 c7 c7 90 87 6c 88 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f9 a3 fd ff 0f 1f 44
 3069 01:58:57.977402  [   49.061255] RSP: 0018:ffffb9fd8195fe50 EFLAGS: 00010246
 3070 01:58:57.986074  [   49.067086] RAX: 0000000000000038 RBX: ffffb9fd8195c000 RCX: 0000000000000000
 3071 01:58:57.993279  [   49.075052] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff886c8790
 3072 01:58:58.000901  [   49.083017] RBP: ffffffff886c7eba R08: 0000000000000000 R09: 0000000000000000
 3073 01:58:58.009621  [   49.090986] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3074 01:58:58.017338  [   49.098953] R13: ffffb9fd8195ff10 R14: ffffb9fd8195ff10 R15: ffff988c82704000
 3075 01:58:58.026067  [   49.106922] FS:  00007f9345ad9580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3076 01:58:58.032124  [   49.115949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3077 01:58:58.042032  [   49.122364] CR2: ffffb9fd8195bfff CR3: 0000000104e1e001 CR4: 00000000003706e0
 3078 01:58:58.043033  [   49.130331] Call Trace:
 3079 01:58:58.049013  [   49.133082]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3080 01:58:58.052937  [   49.138137]  direct_entry.cold+0x2c/0x38
 3081 01:58:58.056694  [   49.142514]  full_proxy_write+0x56/0x80
 3082 01:58:58.067577  iggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_de[   49.146795]  vfs_write+0xea/0x390
 3083 01:58:58.070235  [   49.156703]  ksys_write+0x68/0xe0
 3084 01:58:58.074240  [   49.160417]  do_syscall_64+0x33/0x40
 3085 01:58:58.080274  [   49.164417]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3086 01:58:58.084728  [   49.170056] RIP: 0033:0x7f9345a01f33
 3087 01:58:58.105202  [   49.174034] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3088 01:58:58.113304  [   49.195013] RSP: 002b:00007ffe5edfbc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3089 01:58:58.121546  [   49.203458] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f9345a01f33
 3090 01:58:58.129166  [   49.211427] RDX: 0000000000000019 RSI: 00007f93458f2000 RDI: 0000000000000001
 3091 01:58:58.137270  [   49.219410] RBP: 00007f93458f2000 R08: 00007f93458f1010 R09: 0000000000000000
 3092 01:58:58.145898  [   49.227378] R10: 00007f9345afc1c0 R11: 0000000000000246 R12: 0000000000000001
 3093 01:58:58.153279  [   49.235357] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3094 01:58:58.186001  bugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_t[   49.243327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3095 01:58:58.192185  [   49.275962] ---[ end trace dae40d50562c11e0 ]---
 3096 01:58:58.195563  [   49.281115] RIP: 0010:lkdtm_BUG+0x5/0x10
 3097 01:58:58.216723  [   49.285482] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3098 01:58:58.222757  [   49.306464] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3099 01:58:58.230479  [   49.312296] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3100 01:58:58.238116  [   49.320263] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3101 01:58:58.246682  [   49.328230] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3102 01:58:58.254805  [   49.336198] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3103 01:58:58.261916  [   49.344165] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3104 01:58:58.271004  [   49.352132] FS:  00007f9345ad9580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3105 01:58:58.277550  [   49.361168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3106 01:58:58.285386  [   49.367581] CR2: ffffb9fd8195bfff CR3: 0000000104e1e001 CR4: 00000000003706e0
 3107 01:58:58.295622  [   49.375547] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3108 01:58:58.303770  [   49.385457] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1049, name: cat
 3109 01:58:58.308137  [   49.393910] INFO: lockdep is turned off.
 3110 01:58:58.312922  [   49.398283] irq event stamp: 0
 3111 01:58:58.318877  [   49.401687] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3112 01:58:58.327605  [   49.408686] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3113 01:58:58.337261  [   49.417820] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3114 01:58:58.344322  [   49.426950] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3115 01:58:58.353297  [   49.433947] CPU: 1 PID: 1049 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3116 01:58:58.359961  [   49.442584] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3117 01:58:58.362238  [   49.449384] Call Trace:
 3118 01:58:58.366547  [   49.452131]  dump_stack+0x77/0x97
 3119 01:58:58.370468  [   49.455820]  ___might_sleep.cold+0xa6/0xb6
 3120 01:58:58.374404  [   49.460409]  exit_signals+0x1c/0x2d0
 3121 01:58:58.378921  [   49.464408]  do_exit+0xd5/0xb00
 3122 01:58:58.382338  [   49.467909]  ? ksys_write+0x68/0xe0
 3123 01:58:58.386633  [   49.471800]  rewind_stack_do_exit+0x17/0x20
 3124 01:58:58.390960  [   49.476468] RIP: 0033:0x7f9345a01f33
 3125 01:58:58.411812  [   49.480447] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3126 01:58:58.419948  [   49.501415] RSP: 002b:00007ffe5edfbc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3127 01:58:58.428669  [   49.509868] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f9345a01f33
 3128 01:58:58.438168  [   49.517832] RDX: 0000000000000019 RSI: 00007f93458f2000 RDI: 0000000000000001
 3129 01:58:58.444852  [   49.525799] RBP: 00007f93458f2000 R08: 00007f93458f1010 R09: 0000000000000000
 3130 01:58:58.451335  [   49.533766] R10: 00007f9345afc1c0 R11: 0000000000000246 R12: 0000000000000001
 3131 01:58:58.459791  [   49.541733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3132 01:58:58.464181  emp_thermal cros_ec_dev cros_usbpd_notify
 3133 01:58:58.472648  # [   47.667762] CPU: 3 PID: 792 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3134 01:58:58.480239  # [   47.676314] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3135 01:58:58.485691  # [   47.683118] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3136 01:58:58.507659  # [   47.688757] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 2b 71 02 48 c7 c7 b0 83 6c 88 8d 70 01 89 35 b1 2b 71 02 e8 d6 8a 64 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 3137 01:58:58.513589  # [   47.709735] RSP: 0018:ffffb9fd81567e60 EFLAGS: 00010286
 3138 01:58:58.520650  # [   47.715568] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3139 01:58:58.535230  # [   47.723536] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cf[   49.612007] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3140 01:58:58.542214  [   49.625176] lkdtm: attempting bad read from page above current stack
 3141 01:58:58.553156  [   49.632283] BUG: stack guard page was hit at 0000000081e0d899 (stack is 000000003765e2d8..00000000afd3b2c6)
 3142 01:58:58.560172  [   49.643197] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3143 01:58:58.560707  ad9bf70
 3144 01:58:58.574879  # [   47.731505] RBP: ffffffff886c7e57 R08: 00000000000[   49.650004] CPU: 3 PID: 1082 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3145 01:58:58.582058  [   49.664860] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3146 01:58:58.588204  [   49.671664] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3147 01:58:58.591577  00000 R09: 0000000000000000
 3148 01:58:58.615378  # [   47.739475] R10: 00000000ffffe[   49.678277] Code: a3 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 87 6c 88 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d9 a3 fd ff 48 c7 c7 08 88 6c 88 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 bc a3 fd ff
 3149 01:58:58.621326  [   49.705470] RSP: 0018:ffffb9fd819d7e50 EFLAGS: 00010246
 3150 01:58:58.629513  [   49.711303] RAX: 0000000000000038 RBX: ffffb9fd819d4000 RCX: 0000000000000000
 3151 01:58:58.637202  [   49.719269] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffffffff886c8808
 3152 01:58:58.645418  [   49.727236] RBP: ffffffff886c7ed3 R08: 0000000000000000 R09: 0000000000000000
 3153 01:58:58.653644  [   49.735202] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3154 01:58:58.661257  [   49.743170] R13: ffffb9fd819d7f10 R14: ffffb9fd819d7f10 R15: ffff988c84e7a000
 3155 01:58:58.671413  [   49.751137] FS:  00007fc8b9bb5580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3156 01:58:58.676470  [   49.760174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3157 01:58:58.684686  [   49.766588] CR2: ffffb9fd819d8000 CR3: 0000000103ec8002 CR4: 00000000003706e0
 3158 01:58:58.687631  [   49.774556] Call Trace:
 3159 01:58:58.693018  [   49.777282]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3160 01:58:58.697858  [   49.783116]  direct_entry.cold+0x2c/0x38
 3161 01:58:58.702294  [   49.787494]  full_proxy_write+0x56/0x80
 3162 01:58:58.705688  [   49.791773]  vfs_write+0xea/0x390
 3163 01:58:58.709346  [   49.795469]  ksys_write+0x68/0xe0
 3164 01:58:58.713041  [   49.799167]  do_syscall_64+0x33/0x40
 3165 01:58:58.719650  [   49.803154]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3166 01:58:58.722945  [   49.808793] RIP: 0033:0x7fc8b9addf33
 3167 01:58:58.743864  [   49.812780] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3168 01:58:58.752207  [   49.833751] RSP: 002b:00007ffdfb2185e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3169 01:58:58.760387  [   49.842204] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc8b9addf33
 3170 01:58:58.768114  [   49.850172] RDX: 000000000000001a RSI: 00007fc8b99ce000 RDI: 0000000000000001
 3171 01:58:58.775864  [   49.858138] RBP: 00007fc8b99ce000 R08: 00007fc8b99cd010 R09: 0000000000000000
 3172 01:58:58.783991  [   49.866107] R10: 00007fc8b9bd81c0 R11: 0000000000000246 R12: 0000000000000001
 3173 01:58:58.791683  [   49.874075] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3174 01:58:58.818926  [   49.882044] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3175 01:58:58.823180  000 R11: 3fffffffffffffff R12: 0000000000000010
 3176 01:58:58.829796  # [   47.747444[   49.908493] ---[ end trace dae40d50562c11e1 ]---
 3177 01:58:58.834689  [   49.919857] RIP: 0010:lkdtm_BUG+0x5/0x10
 3178 01:58:58.855126  [   49.924231] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3179 01:58:58.861137  [   49.945210] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3180 01:58:58.868850  [   49.951041] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3181 01:58:58.877077  [   49.959007] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3182 01:58:58.884678  [   49.966974] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3183 01:58:58.893108  [   49.974941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3184 01:58:58.901345  [   49.982909] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3185 01:58:58.909662  [   49.990875] FS:  00007fc8b9bb5580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3186 01:58:58.916232  [   49.999909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3187 01:58:58.924426  [   50.006322] CR2: ffffb9fd819d8000 CR3: 0000000103ec8002 CR4: 00000000003706e0
 3188 01:58:58.930999  ] R13: ffffb9fd81567f10 R14: ffffb9fd81567f10 R15: ffff988c84179000
 3189 01:58:58.940499  # [   47.755412] FS:  00007fa73dc44580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3190 01:58:58.946870  # [   47.764439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3191 01:58:58.955019  # [   47.770845] CR2: 00007fa73da5d000 CR3: 0000000103c0a004 CR4: 00000000003706e0
 3192 01:58:58.957861  # [   47.778815] Call Trace:
 3193 01:58:58.964473  # [   47.781544]  direct_entry.cold+0x2c/0x38
 3194 01:58:58.967163  # [   47.785924]  full_proxy_write+0x56/0x80
 3195 01:58:58.970527  # [   47.790228]  vfs_write+0xea/0x390
 3196 01:58:58.974884  # [   47.793925]  ksys_write+0x68/0xe0
 3197 01:58:58.978768  # [   47.797623]  do_syscall_64+0x33/0x40
 3198 01:58:58.985076  # [   47.801612]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3199 01:58:58.989595  # [   47.807253] RIP: 0033:0x7fa73db6cf33
 3200 01:58:59.010496  # [   47.811240] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3201 01:58:59.023131  # [   47.832220] RSP: 002b:00007ffc48e39288 EFLAGS: 00000246 ORIG_RAX: 000000[   50.105283] lkdtm: Performing direct entry UNSET_SMEP
 3202 01:58:59.024260  0000000001
 3203 01:58:59.035621  # [   47.840676] RAX: ffffffffffffffda RBX: 00000000[   50.113205] lkdtm: trying to clear SMEP normally
 3204 01:58:59.037874  00000010 RCX: 00007fa73db6cf33
 3205 01:58:59.046118  # [   47.848642] RDX: 0000000000[   50.124583] ------------[ cut here ]------------
 3206 01:58:59.051231  [   50.135941] pinned CR4 bits changed: 0x100000!?
 3207 01:58:59.056070  000010 RSI: 00007fa73da5d000 RDI: 0000000000000001
 3208 01:58:59.067332  # [   47.856[   50.141022] WARNING: CPU: 1 PID: 1119 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 3209 01:58:59.099949  611] RBP: 00007fa73da5d000 R08: 00007fa73da5c010 R09: 0000000000[   50.157422] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3210 01:58:59.101553  000000
 3211 01:58:59.115044  # [   47.864586] R10: 00007fa73dc671c0 R11: 000000000000[   50.190055] CPU: 1 PID: 1119 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3212 01:58:59.121740  [   50.204917] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3213 01:58:59.124881  0246 R12: 0000000000000001
 3214 01:58:59.133577  # [   47.872556] R13: 00000000000000[   50.211724] RIP: 0010:native_write_cr4+0x41/0x60
 3215 01:58:59.137575  01 R14: 0000000000020000 R15: 0000000000020000
 3216 01:58:59.160325  # [   47.880532][   50.223091] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d 76 eb c3 01 00 75 f6 48 c7 c7 78 79 60 88 c6 05 66 eb c3 01 01 e8 85 a7 e3 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3217 01:58:59.162997   irq event stamp: 0
 3218 01:58:59.172660  # [   47.890152] hardirqs last  enabled at [   50.250285] RSP: 0018:ffffb9fd819cfe48 EFLAGS: 00010286
 3219 01:58:59.180785  [   50.262351] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3220 01:58:59.183056  (0): [<0000000000000000>] 0x0
 3221 01:58:59.194657  # [   47.897157] hardirqs last di[   50.270319] RDX: ffff988cfacac660 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 3222 01:58:59.202117  sabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3223 01:58:59.208969  #[   50.284503] RBP: ffffffff886c7eed R08: 0000000000000000 R09: 0000000000000000
 3224 01:58:59.216673  [   50.298694] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3225 01:58:59.231361   [   47.912501] softirqs last  enabled at (0): [<ffffffff86ef9f9[   50.306668] R13: ffffb9fd819cff10 R14: ffffb9fd819cff10 R15: ffff988c857a3000
 3226 01:58:59.233551  c>] copy_process+0x63c/0x1c80
 3227 01:58:59.246051  # [   47.921658] softirqs last di[   50.320851] FS:  00007f4900cc0580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3228 01:58:59.250042  sabled at (0): [<0000000000000000>] 0x0
 3229 01:58:59.258249  # [   47.928658] ---[ e[   50.336109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3230 01:58:59.262146  nd trace dae40d50562c11de ]---
 3231 01:58:59.273200  # WARNING_MESSAGE: saw 'message [   50.348745] CR2: 00007f4900ad9000 CR3: 0000000104160003 CR4: 00000000003706e0
 3232 01:58:59.275481  [   50.362935] Call Trace:
 3233 01:58:59.277703  trigger': ok
 3234 01:58:59.281046  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3235 01:58:59.286501  # selft[   50.365671]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3236 01:58:59.289823  ests: lkdtm: EXCEPTION.sh
 3237 01:58:59.290352  # Killed
 3238 01:58:59.297535  # [   47.984104] lkdtm: Per[   50.376745]  direct_entry.cold+0x2c/0x38
 3239 01:58:59.300806  forming direct entry EXCEPTION
 3240 01:58:59.308570  # [   47.995337] BUG: kernel NUL[   50.387344]  full_proxy_write+0x56/0x80
 3241 01:58:59.312618  L pointer dereference, address: 0000000000000000
 3242 01:58:59.317503  # [   48.00311[   50.397841]  vfs_write+0xea/0x390
 3243 01:58:59.323110  9] #PF: supervisor write access in kernel mode
 3244 01:58:59.327560  # [   48.008949][   50.407758]  ksys_write+0x68/0xe0
 3245 01:58:59.332588   #PF: error_code(0x0002) - not-present page
 3246 01:58:59.338145  # [   48.014682] PG[   50.417672]  do_syscall_64+0x33/0x40
 3247 01:58:59.339319  D 0 P4D 0 
 3248 01:58:59.343656  # [   48.017497] Oops: 0002 [#2] SMP PTI
 3249 01:58:59.349594  # [   48.0[   50.427879]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3250 01:58:59.360043  21387] CPU: 3 PID: 824 Comm: cat Tainted: G      D W         5.1[   50.439740] RIP: 0033:0x7f4900be8f33
 3251 01:58:59.361645  0.131-cip13 #1
 3252 01:58:59.387378  # [   48.029957] Hardware name: Google Rammus/Ra[   50.449956] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3253 01:58:59.389699  mmus, BIOS  09/04/2020
 3254 01:58:59.402376  # [   48.036762] RIP: 0010:lkdtm_EXCEPTI[   50.477155] RSP: 002b:00007ffc300e69c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3255 01:58:59.403463  ON+0x5/0x20
 3256 01:58:59.416137  # [   48.041719] Code: 48 c7 c7 b0 83 6c 88 8d 70 0[   50.491827] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4900be8f33
 3257 01:58:59.424188  [   50.506018] RDX: 000000000000000b RSI: 00007f4900ad9000 RDI: 0000000000000001
 3258 01:58:59.439149  1 89 35 b1 2b 71 02 e8 d6 8a 64 00 0f 0b c3 66 66 2e 0f 1f 84 00[   50.513994] RBP: 00007f4900ad9000 R08: 00007f4900ad8010 R09: 0000000000000000
 3259 01:58:59.445863  [   50.528179] R10: 00007f4900ce31c0 R11: 0000000000000246 R12: 0000000000000001
 3260 01:58:59.460344   00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 0[   50.536153] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3261 01:58:59.465291  0 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 3262 01:58:59.469694  # [   48.062695] RSP: 001[   50.550339] irq event stamp: 0
 3263 01:58:59.473380  8:ffffb9fd815a7e60 EFLAGS: 00010286
 3264 01:58:59.483339  # [   48.068518] RAX: fffff[   50.559962] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3265 01:58:59.489166  fff876b1990 RBX: 0000000000000004 RCX: 0000000000000000
 3266 01:58:59.498502  # [   4[   50.573183] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3267 01:58:59.513912  8.076483] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: fffff[   50.588535] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3268 01:58:59.515044  fff882d9aa0
 3269 01:58:59.526776  # [   48.084448] RBP: ffffffff885fda17 R08: 0000000[   50.603888] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3270 01:58:59.530486  000000000 R09: 0000000000000000
 3271 01:58:59.539152  # [   48.092415] R10: 00000000f[   50.617106] ---[ end trace dae40d50562c11e2 ]---
 3272 01:58:59.544045  [   50.628478] lkdtm: ok: SMEP did not get cleared
 3273 01:58:59.548922  fffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3274 01:58:59.556236  # [   48.10[   50.633538] lkdtm: trying to clear SMEP with call gadget
 3275 01:58:59.560485  [   50.645682] lkdtm: ok: SMEP removal was reverted
 3276 01:58:59.567577  0381] R13: ffffb9fd815a7f10 R14: ffffb9fd815a7f10 R15: ffff988c85722000
 3277 01:58:59.577201  # [   48.108359] FS:  00007f378c6d9580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3278 01:58:59.584367  # [   48.117411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3279 01:58:59.591949  # [   48.123824] CR2: 0000000000000000 CR3: 0000000103ca2005 CR4: 00000000003706e0
 3280 01:58:59.594640  # [   48.131790] Call Trace:
 3281 01:58:59.598960  # [   48.134516]  direct_entry.cold+0x2c/0x38
 3282 01:58:59.604000  # [   48.138895]  full_proxy_write+0x56/0x80
 3283 01:58:59.608248  # [   48.143176]  vfs_write+0xea/0x390
 3284 01:58:59.611573  # [   48.146872]  ksys_write+0x68/0xe0
 3285 01:58:59.615962  # [   48.150568]  do_syscall_64+0x33/0x40
 3286 01:58:59.622454  # [   48.1[   50.706210] lkdtm: Performing direct entry DOUBLE_FAULT
 3287 01:58:59.627400  54548]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3288 01:58:59.634379  # [   48.16018[   50.712614] lkdtm: XFAIL: this test is ia32-only
 3289 01:58:59.636646  6] RIP: 0033:0x7f378c601f33
 3290 01:58:59.658245  # [   48.164171] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3291 01:58:59.668683  # [   48.185149] RSP: 002b:00007ffe9b47c568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3292 01:58:59.674570  # [   48.193601] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f378c601f33
 3293 01:58:59.682514  # [   48.201569] RDX: 000000000000000a RSI: 00007f378c4f2000 RDI: 0000000000000001
 3294 01:58:59.691046  # [   48.209537] RBP: 00007f378c4f2000 R08: 00007f378c4f1010 R09: 0000000000000000
 3295 01:58:59.699375  # [   48.217503] R10: 00007f378c6fc1c0 R11: 0000000000000246 R12: 0000000000000001
 3296 01:58:59.707636  # [   48.225468] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3297 01:58:59.727153  # [   48.233436] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio[   50.808479] lkdtm: Performing direct entry CORRUPT_PAC
 3298 01:58:59.732112  [   50.816736] lkdtm: XFAIL: this test is arm64-only
 3299 01:58:59.745086   cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3300 01:58:59.749025  # [   48.259879] CR2: 0000000000000000
 3301 01:58:59.754444  # [   48.269785] ---[ end trace dae40d50562c11df ]---
 3302 01:58:59.758878  # [   48.274936] RIP: 0010:lkdtm_BUG+0x5/0x10
 3303 01:58:59.780224  # [   48.279311] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3304 01:58:59.786838  # [   48.300289] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3305 01:58:59.794397  # [   48.306120] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3306 01:58:59.802452  # [   48.314085] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3307 01:58:59.810917  # [   48.322052] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3308 01:58:59.819111  # [   48.330017] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3309 01:58:59.827497  # [ [   50.904670] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3310 01:58:59.833616  [   50.916205] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3311 01:58:59.842052    48.337982] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3312 01:58:59.851018  # [   48.345948] FS:  00007f378c6d9580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3313 01:58:59.856990  # [   48.354982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3314 01:58:59.865348  # [   48.361412] CR2: 0000000000000000 CR3: 0000000103ca2005 CR4: 00000000003706e0
 3315 01:58:59.875718  # [   48.369380] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3316 01:58:59.884290  # [   48.379288] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 824, name: cat
 3317 01:58:59.889281  # [   48.387644] INFO: lockdep is turned off.
 3318 01:58:59.892553  # [   48.392019] irq event stamp: 0
 3319 01:58:59.899832  # [   48.395423] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3320 01:58:59.909027  # [   48.402423] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3321 01:58:59.918426  # [   48.411561] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3322 01:58:59.925573  # [   48.426904] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3323 01:58:59.934290  # [   48.433901] CPU: 3 PID: 824 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3324 01:58:59.941300  # [   48.442450] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3325 01:58:59.944707  # [   48.449252] Call Trace:
 3326 01:58:59.948478  # [   48.451979]  dump_stack+0x77/0x97
 3327 01:58:59.952840  # [   48.455676]  ___might_sleep.cold+0xa6/0xb6
 3328 01:58:59.956623  # [   48.460239]  exit_signals+0x1c/0x2d0
 3329 01:58:59.960489  # [   48.464227]  do_exit+0xd5/0xb00
 3330 01:58:59.970588  # [   48.467730]  ? ksys_write+0x68/0xe[   51.049168] lkdtm: Performing direct entry READ_AFTER_FREE
 3331 01:58:59.977861  [   51.060487] lkdtm: Value in memory before free: 12345678
 3332 01:58:59.982108  [   51.066430] lkdtm: Attempting bad read from freed memory
 3333 01:58:59.982642  0
 3334 01:58:59.987544  # [   48.471622]  rewind_stack_do_exit+0x17/0x20
 3335 01:58:59.993096  # [   48.47[   51.072371] lkdtm: Memory was not poisoned
 3336 01:58:59.996424  6279] RIP: 0033:0x7f378c601f33
 3337 01:59:00.017345  # [   48.480266] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3338 01:59:00.026514  # [   48.501242] RSP: 002b:00007ffe9b47c568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3339 01:59:00.035184  # [   48.509694] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f378c601f33
 3340 01:59:00.042105  # [   48.517660] RDX: 000000000000000a RSI: 00007f378c4f2000 RDI: 0000000000000001
 3341 01:59:00.051340  # [   48.525628] RBP: 00007f378c4f2000 R08: 00007f378c4f1010 R09: 0000000000000000
 3342 01:59:00.058534  # [   48.533593] R10: 00007f378c6fc1c0 R11: 0000000000000246 R12: 0000000000000001
 3343 01:59:00.067493  # [   48.541559] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3344 01:59:00.070262  # EXCEPTION: saw 'call trace:': ok
 3345 01:59:00.074120  ok 5 selftests: lkdtm: EXCEPTION.sh
 3346 01:59:00.076856  # selftests: lkdtm: LOOP.sh
 3347 01:59:00.081287  # Skipping LOOP: Hangs the system
 3348 01:59:00.083901  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3349 01:59:00.089360  # selftests: lkdtm: EXHAUST_STACK.sh
 3350 01:59:00.099885  # Skipping EXHAUST_STACK: Corrupts memory on failur[   51.178864] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3351 01:59:00.105249  [   51.189353] lkdtm: Value in memory before free: 12345678
 3352 01:59:00.111873  [   51.195295] lkdtm: Attempting to read from freed memory
 3353 01:59:00.115962  [   51.201139] lkdtm: Buddy page was not poisoned
 3354 01:59:00.116368  e
 3355 01:59:00.121034  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3356 01:59:00.124546  # selftests: lkdtm: CORRUPT_STACK.sh
 3357 01:59:00.130665  # Skipping CORRUPT_STACK: Crashes entire system on success
 3358 01:59:00.136213  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3359 01:59:00.139432  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3360 01:59:00.146582  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3361 01:59:00.151587  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3362 01:59:00.155486  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3363 01:59:00.161961  # [   48.724132] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3364 01:59:00.167430  # [   48.736034] lkdtm: attempting good list addition
 3365 01:59:00.173011  # [   48.741221] lkdtm: attempting corrupted list addition
 3366 01:59:00.185052  # [   48.746859] lkdtm: list_add() corruption not dete[   51.263117] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3367 01:59:00.185139  cted!
 3368 01:59:00.196398  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL][   51.274523] lkdtm: Attempting double slab free ...
 3369 01:59:00.196485  
 3370 01:59:00.201751  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3371 01:59:00.206118  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3372 01:59:00.212035  # [   48.809633] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3373 01:59:00.217585  # [   48.821025] lkdtm: attempting good list removal
 3374 01:59:00.223249  # [   48.832316] lkdtm: attempting corrupted list removal
 3375 01:59:00.229345  # [   48.844072] lkdtm: list_del() corruption not detected!
 3376 01:59:00.234881  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3377 01:59:00.241020  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3378 01:59:00.245273  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3379 01:59:00.247971  # Segmentation fault
 3380 01:59:00.254604  # [   48.965313] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3381 01:59:00.264355  # [   48.974889] lkdtm: attempting ba[   51.343234] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3382 01:59:00.270310  [   51.354369] lkdtm: Attempting cross-cache slab free ...
 3383 01:59:00.273669  d read from page below current stack
 3384 01:59:00.285176  # [   48.988209] BUG: stack guard page was hit at 000000001a106829 (stack is 00000000a396c8d9..00000000434303c8)
 3385 01:59:00.292717  # [   49.005297] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3386 01:59:00.300900  # [   49.012101] CPU: 1 PID: 1049 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3387 01:59:00.307966  # [   49.020747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3388 01:59:00.314597  # [   49.027553] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3389 01:59:00.338450  # [   49.034066] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 50 87 6c 88 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 13 a4 fd ff 48 c7 c7 90 87 6c 88 <8a> 43 ff 88 44 24 07 0f b6 74 24 [   51.417428] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3390 01:59:00.343531  [   51.428411] lkdtm: Attempting non-Slab slab free ...
 3391 01:59:00.347936  07 5a 5b e9 f9 a3 fd ff 0f 1f 44
 3392 01:59:00.353471  # [   49.061255] RSP: 0018:ffffb9fd8195fe50 EFLAGS: 00010246
 3393 01:59:00.361714  # [   49.067086] RAX: 0000000000000038 RBX: ffffb9fd8195c000 RCX: 0000000000000000
 3394 01:59:00.369772  # [   49.075052] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff886c8790
 3395 01:59:00.378119  # [   49.083017] RBP: ffffffff886c7eba R08: 0000000000000000 R09: 0000000000000000
 3396 01:59:00.387934  # [   49.090986] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3397 01:59:00.394053  # [   49.098953] R13: ffffb9fd8195ff10 R14: ffffb9fd8195ff10 R15: ffff988c82704000
 3398 01:59:00.403893  # [   49.106922] FS:  00007f9345ad9580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3399 01:59:00.409821  # [   49.115949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3400 01:59:00.418177  # [   49.122364] CR2: ffffb9fd8195bfff CR3: 0000000104e1e001 CR4: 00000000003706e0
 3401 01:59:00.422055  # [   49.130331] Call Trace:
 3402 01:59:00.426383  # [   49.133082]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3403 01:59:00.430597  # [   49.138137]  direct_entry.cold+0x2c/0x38
 3404 01:59:00.435744  # [   49.142514]  full_proxy_write+0x56/0x80
 3405 01:59:00.438924  # [   49.146795]  vfs_write+0xea/0x390
 3406 01:59:00.442676  # [   49.156703]  ksys_write+0x68/0xe0
 3407 01:59:00.447313  # [   49.160417]  do_syscall_64+0x33/0x40
 3408 01:59:00.453828  # [   49.164417]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3409 01:59:00.457031  # [   49.170056] RIP: 0033:0x7f9345a01f33
 3410 01:59:00.478611  # [   49.174034] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3411 01:59:00.486924  # [   49.195013] RSP: 002b:00007ffe5edfbc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3412 01:59:00.496149  # [   49.203458] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f9345a01f33
 3413 01:59:00.503162  # [   49.211427] RDX: 0000000000000019 RSI: 00007f93458f2000 RDI: 0000000000000001
 3414 01:59:00.511686  # [   49.219410] RBP: 00007f93458f2000 R08: 00007f93458f1010 R09: 0000000000000000
 3415 01:59:00.523243  # [   49.227378] R10: 00007f9345afc1c0 R11: 0000000000000246 R12: 0[   51.605415] lkdtm: Performing direct entry EXEC_DATA
 3416 01:59:00.530377  [   51.613584] lkdtm: attempting ok execution at ffffffff876b1d00
 3417 01:59:00.536971  [   51.620110] lkdtm: attempting bad execution at ffffffff89dc4560
 3418 01:59:00.544621  [   51.626735] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3419 01:59:00.553318  [   51.635090] BUG: unable to handle page fault for address: ffffffff89dc4560
 3420 01:59:00.560008  [   51.642766] #PF: supervisor instruction fetch in kernel mode
 3421 01:59:00.565295  [   51.649084] #PF: error_code(0x0011) - permissions violation
 3422 01:59:00.572402  [   51.655304] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 80000000252000e3 
 3423 01:59:00.576335  [   51.662790] Oops: 0011 [#5] SMP PTI
 3424 01:59:00.585327  [   51.666679] CPU: 3 PID: 1626 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3425 01:59:00.592096  [   51.675328] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3426 01:59:00.596666  [   51.682133] RIP: 0010:data_area+0x0/0x40
 3427 01:59:00.617726  [   51.686510] Code: ff ff 00 24 ba 80 8c 98 ff ff 00 23 ba 80 8c 98 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3428 01:59:00.623784  [   51.707493] RSP: 0018:ffffb9fd821dfe48 EFLAGS: 00010246
 3429 01:59:00.630941  [   51.713318] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3430 01:59:00.639325  [   51.721286] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 3431 01:59:00.647877  [   51.729253] RBP: ffffffff89dc4560 R08: 0000000000000000 R09: 0000000000000000
 3432 01:59:00.655316  [   51.737221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3433 01:59:00.662693  [   51.745189] R13: ffffb9fd821dff10 R14: ffffb9fd821dff10 R15: ffff988c85465000
 3434 01:59:00.672511  [   51.753157] FS:  00007fcb37152580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3435 01:59:00.678550  [   51.762191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3436 01:59:00.686691  [   51.768605] CR2: ffffffff89dc4560 CR3: 00000001040de002 CR4: 00000000003706e0
 3437 01:59:00.690499  [   51.776572] Call Trace:
 3438 01:59:00.694232  [   51.779300]  ? execute_location+0x48/0x56
 3439 01:59:00.698636  [   51.783774]  ? direct_entry.cold+0x2c/0x38
 3440 01:59:00.702922  [   51.788364]  ? full_proxy_write+0x56/0x80
 3441 01:59:00.706714  [   51.792837]  ? vfs_write+0xea/0x390
 3442 01:59:00.711115  [   51.796728]  ? ksys_write+0x68/0xe0
 3443 01:59:00.714865  [   51.800620]  ? do_syscall_64+0x33/0x40
 3444 01:59:00.720748  [   51.804793]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3445 01:59:00.747154  [   51.810628] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3446 01:59:00.749258  000000000000001
 3447 01:59:00.756580  # [   49.235357] R13: 0000000000000001 R14: 000[   51.837085] CR2: ffffffff89dc4560
 3448 01:59:00.763172  [   51.846996] ---[ end trace dae40d50562c11e3 ]---
 3449 01:59:00.766277  [   51.852140] RIP: 0010:lkdtm_BUG+0x5/0x10
 3450 01:59:00.788242  [   51.856516] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3451 01:59:00.793676  [   51.877496] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3452 01:59:00.801100  [   51.883327] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3453 01:59:00.808822  [   51.891296] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3454 01:59:00.816975  [   51.899262] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3455 01:59:00.825638  [   51.907232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3456 01:59:00.834019  [   51.915201] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3457 01:59:00.842129  [   51.923170] FS:  00007fcb37152580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3458 01:59:00.848844  [   51.932207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3459 01:59:00.856565  [   51.938622] CR2: ffffffff89dc4560 CR3: 00000001040de002 CR4: 00000000003706e0
 3460 01:59:00.866805  [   51.946593] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3461 01:59:00.876091  [   51.956496] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1626, name: cat
 3462 01:59:00.879373  [   51.964951] INFO: lockdep is turned off.
 3463 01:59:00.883065  [   51.969325] irq event stamp: 0
 3464 01:59:00.889672  [   51.972731] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3465 01:59:00.899596  [   51.979729] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3466 01:59:00.908114  [   51.988854] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3467 01:59:00.914759  [   51.997987] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3468 01:59:00.923449  [   52.004984] CPU: 3 PID: 1626 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3469 01:59:00.930394  [   52.013631] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3470 01:59:00.933103  [   52.020434] Call Trace:
 3471 01:59:00.937093  [   52.023160]  dump_stack+0x77/0x97
 3472 01:59:00.942642  [   52.026856]  ___might_sleep.cold+0xa6/0xb6
 3473 01:59:00.945298  [   52.031427]  exit_signals+0x1c/0x2d0
 3474 01:59:00.948636  [   52.035415]  do_exit+0xd5/0xb00
 3475 01:59:00.953042  [   52.038917]  ? ksys_write+0x68/0xe0
 3476 01:59:00.957372  [   52.042799]  rewind_stack_do_exit+0x17/0x20
 3477 01:59:00.961601  [   52.047466] RIP: 0033:0x7fcb3707af33
 3478 01:59:00.982426  [   52.051454] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3479 01:59:00.990858  [   52.072435] RSP: 002b:00007ffd42221558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3480 01:59:00.998579  [   52.080889] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcb3707af33
 3481 01:59:01.007370  [   52.088859] RDX: 000000000000000a RSI: 00007fcb36f6b000 RDI: 0000000000000001
 3482 01:59:01.014990  [   52.096827] RBP: 00007fcb36f6b000 R08: 00007fcb36f6a010 R09: 0000000000000000
 3483 01:59:01.023236  [   52.104794] R10: 00007fcb371751c0 R11: 0000000000000246 R12: 0000000000000001
 3484 01:59:01.031061  [   52.112763] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3485 01:59:01.034402  0000000020000 R15: 0000000000020000
 3486 01:59:01.061394  # [   49.243327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3487 01:59:01.066470  # [   49.275962] ---[ end trace dae40d50562c11e0 ]---
 3488 01:59:01.071375  # [   49.281115] RIP: 0010:lkdtm_BUG+0x5/0x10
 3489 01:59:01.092373  # [   49.285482] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3490 01:59:01.097886  # [   49.306464] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3491 01:59:01.106241  # [   49.312296] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3492 01:59:01.117086  # [   49.320263] RDX: 0000000000000000 RSI: ffff988cfac[   52.198777] lkdtm: Performing direct entry EXEC_STACK
 3493 01:59:01.123970  [   52.207214] lkdtm: attempting ok execution at ffffffff876b1d00
 3494 01:59:01.130620  [   52.213737] lkdtm: attempting bad execution at ffffb9fd822b7e18
 3495 01:59:01.132784  9bf70 RDI: ffffffff882d9a70
 3496 01:59:01.144781  # [   49.328230] RBP: ffffffff88723[   52.220365] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3497 01:59:01.152510  [   52.234934] BUG: unable to handle page fault for address: ffffb9fd822b7e18
 3498 01:59:01.158905  [   52.242610] #PF: supervisor instruction fetch in kernel mode
 3499 01:59:01.165323  [   52.248928] #PF: error_code(0x0011) - permissions violation
 3500 01:59:01.174726  [   52.255140] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103204067 PTE 800000010404b063
 3501 01:59:01.178603  350 R08: 0000000000000001 R09: 0000000000000001
 3502 01:59:01.184604  # [   49.336198[   52.264182] Oops: 0011 [#6] SMP PTI
 3503 01:59:01.193589  [   52.274284] CPU: 3 PID: 1662 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3504 01:59:01.201236  [   52.282932] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3505 01:59:01.204548  [   52.289737] RIP: 0010:0xffffb9fd822b7e18
 3506 01:59:01.225390  [   52.294111] Code: 00 00 18 7e 2b 82 fd b9 ff ff cb 5d d2 87 ff ff ff ff 20 00 00 00 00 00 00 00 16 80 6c 88 ff ff ff ff f7 5e d2 87 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3507 01:59:01.231396  [   52.315094] RSP: 0018:ffffb9fd822b7df8 EFLAGS: 00010246
 3508 01:59:01.240134  [   52.320927] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3509 01:59:01.247275  [   52.328895] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 3510 01:59:01.255398  [   52.336864] RBP: ffffb9fd822b7e18 R08: 0000000000000000 R09: 0000000000000000
 3511 01:59:01.262992  [   52.344834] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3512 01:59:01.271164  [   52.352803] R13: ffffb9fd822b7f10 R14: ffffb9fd822b7f10 R15: ffff988c826bd000
 3513 01:59:01.280234  [   52.360772] FS:  00007f314dfa7580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3514 01:59:01.286236  [   52.369810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3515 01:59:01.293920  [   52.376225] CR2: ffffb9fd822b7e18 CR3: 0000000104d78001 CR4: 00000000003706e0
 3516 01:59:01.297619  [   52.384193] Call Trace:
 3517 01:59:01.301987  [   52.386921]  ? execute_location+0x48/0x56
 3518 01:59:01.306383  [   52.391408]  ? lkdtm_EXEC_STACK+0x26/0x40
 3519 01:59:01.310663  [   52.395910]  ? direct_entry.cold+0x2c/0x38
 3520 01:59:01.314623  [   52.400483]  ? full_proxy_write+0x56/0x80
 3521 01:59:01.318880  [   52.404957]  ? vfs_write+0xea/0x390
 3522 01:59:01.322717  [   52.408847]  ? ksys_write+0x68/0xe0
 3523 01:59:01.326922  [   52.412739]  ? do_syscall_64+0x33/0x40
 3524 01:59:01.332405  [   52.416922]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3525 01:59:01.359086  [   52.422756] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3526 01:59:01.362928  [   52.449218] CR2: ffffb9fd822b7e18
 3527 01:59:01.368781  [   52.452914] ---[ end trace dae40d50562c11e4 ]---
 3528 01:59:01.373001  [   52.458067] RIP: 0010:lkdtm_BUG+0x5/0x10
 3529 01:59:01.393781  [   52.462443] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3530 01:59:01.399285  [   52.483425] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3531 01:59:01.407023  [   52.489259] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3532 01:59:01.415774  [   52.497228] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3533 01:59:01.423413  [   52.505197] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3534 01:59:01.430945  [   52.513165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3535 01:59:01.439170  [   52.521133] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3536 01:59:01.447940  [   52.529102] FS:  00007f314dfa7580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3537 01:59:01.454797  [   52.538138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3538 01:59:01.462585  [   52.544553] CR2: ffffb9fd822b7e18 CR3: 0000000104d78001 CR4: 00000000003706e0
 3539 01:59:01.469520  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3540 01:59:01.477250  # [   49.344165] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3541 01:59:01.486590  # [   49.352132] FS:  00007f9345ad9580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3542 01:59:01.493013  # [   49.361168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3543 01:59:01.501800  # [   49.367581] CR2: ffffb9fd8195bfff CR3: 0000000104e1e001 CR4: 00000000003706e0
 3544 01:59:01.511388  # [   49.375547] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3545 01:59:01.520167  # [   49.385457] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1049, name: cat
 3546 01:59:01.525164  # [   49.393910] INFO: lockdep is turned off.
 3547 01:59:01.528968  # [   49.398283] irq event stamp: 0
 3548 01:59:01.536630  # [   49.401687] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3549 01:59:01.543406  # [   49.408686] [   52.622943] lkdtm: Performing direct entry EXEC_KMALLOC
 3550 01:59:01.549474  [   52.632987] lkdtm: attempting ok execution at ffffffff876b1d00
 3551 01:59:01.555897  [   52.639495] lkdtm: attempting bad execution at ffff988c84c9f100
 3552 01:59:01.564120  [   52.646110] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3553 01:59:01.572151  [   52.654473] BUG: unable to handle page fault for address: ffff988c84c9f100
 3554 01:59:01.578793  [   52.662153] #PF: supervisor instruction fetch in kernel mode
 3555 01:59:01.584830  [   52.668463] #PF: error_code(0x0011) - permissions violation
 3556 01:59:01.594140  [   52.674684] PGD 25401067 P4D 25401067 PUD 10084e063 PMD 10548f063 PTE 8000000104c9f163
 3557 01:59:01.605207  hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process[   52.683535] Oops: 0011 [#7] SMP PTI
 3558 01:59:01.612676  [   52.693640] CPU: 2 PID: 1698 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3559 01:59:01.619259  [   52.702290] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3560 01:59:01.623521  [   52.709095] RIP: 0010:0xffff988c84c9f100
 3561 01:59:01.644747  [   52.713471] Code: 00 00 02 00 00 00 00 00 00 00 40 f4 c9 84 8c 98 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 ef 86 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3562 01:59:01.651260  [   52.734454] RSP: 0018:ffffb9fd822efe38 EFLAGS: 00010246
 3563 01:59:01.657836  [   52.740287] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3564 01:59:01.666035  [   52.748257] RDX: 0000000000000000 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 3565 01:59:01.674921  [   52.756226] RBP: ffff988c84c9f100 R08: 0000000000000000 R09: 0000000000000000
 3566 01:59:01.682111  [   52.764195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3567 01:59:01.690235  [   52.772163] R13: ffffb9fd822eff10 R14: ffffb9fd822eff10 R15: ffff988c83e87000
 3568 01:59:01.698866  [   52.780131] FS:  00007fa818ded580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 3569 01:59:01.705540  [   52.789169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3570 01:59:01.713958  [   52.795583] CR2: ffff988c84c9f100 CR3: 0000000103d18001 CR4: 00000000003706e0
 3571 01:59:01.716186  [   52.803550] Call Trace:
 3572 01:59:01.721071  [   52.806276]  ? execute_location+0x48/0x56
 3573 01:59:01.725849  [   52.810751]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3574 01:59:01.730184  [   52.815418]  ? direct_entry.cold+0x2c/0x38
 3575 01:59:01.735092  [   52.819990]  ? full_proxy_write+0x56/0x80
 3576 01:59:01.737919  [   52.824464]  ? vfs_write+0xea/0x390
 3577 01:59:01.741809  [   52.828359]  ? ksys_write+0x68/0xe0
 3578 01:59:01.746143  [   52.832250]  ? do_syscall_64+0x33/0x40
 3579 01:59:01.752302  [   52.836433]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3580 01:59:01.778650  [   52.842267] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3581 01:59:01.780263  +0x63c/0x1c80
 3582 01:59:01.788918  # [   49.417820] softirqs last  enabled at (0): [[   52.868715] CR2: ffff988c84c9f100
 3583 01:59:01.794601  [   52.878625] ---[ end trace dae40d50562c11e5 ]---
 3584 01:59:01.797974  [   52.883778] RIP: 0010:lkdtm_BUG+0x5/0x10
 3585 01:59:01.819710  [   52.888154] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3586 01:59:01.824620  [   52.909136] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3587 01:59:01.833401  [   52.914966] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3588 01:59:01.840823  [   52.922933] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3589 01:59:01.850278  [   52.930899] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3590 01:59:01.857068  [   52.938867] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3591 01:59:01.864713  [   52.946834] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3592 01:59:01.873794  [   52.954805] FS:  00007fa818ded580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 3593 01:59:01.881192  [   52.963841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3594 01:59:01.887859  [   52.970256] CR2: ffff988c84c9f100 CR3: 0000000103d18001 CR4: 00000000003706e0
 3595 01:59:01.893209  <ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3596 01:59:01.899578  # [   49.426950] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3597 01:59:01.909040  # [   49.433947] CPU: 1 PID: 1049 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3598 01:59:01.916076  # [   49.442584] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3599 01:59:01.918906  # [   49.449384] Call Trace:
 3600 01:59:01.922537  # [   49.452131]  dump_stack+0x77/0x97
 3601 01:59:01.927870  # [   49.455820]  ___might_sleep.cold+0xa6/0xb6
 3602 01:59:01.932231  # [   49.460409]  exit_signals+0x1c/0x2d0
 3603 01:59:01.935810  # [   49.464408]  do_exit+0xd5/0xb00
 3604 01:59:01.939719  # [   49.467909]  ? ksys_write+0x68/0xe0
 3605 01:59:01.944101  # [   49.471800]  rewind_stack_do_exit+0x17/0x20
 3606 01:59:01.948517  # [   49.476468] RIP: 0033:0x7f9345a01f33
 3607 01:59:01.970202  # [   49.480447] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3608 01:59:01.977998  # [   49.501415] RSP: 002b:00007ffe5edfbc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3609 01:59:01.986178  # [   49.509868] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f9345a01f33
 3610 01:59:01.994406  # [   49.517832] RDX: 0000000000000019 RSI: 00007f93458f2000 RDI: 0000000000000001
 3611 01:59:02.006683  # [   49.525799] RBP: 00007f93458f2000 R08: 00007f93458f10[   53.085858] lkdtm: Performing direct entry EXEC_VMALLOC
 3612 01:59:02.008465  10 R09: 0000000000000000
 3613 01:59:02.018736  # [   49.533766] R10: 00007f9345afc1c0[   53.095993] lkdtm: attempting ok execution at ffffffff876b1d00
 3614 01:59:02.024182   R11: 0000000000000246 R12: 0000000000000001
 3615 01:59:02.031405  # [   49.541733] R[   53.108709] lkdtm: attempting bad execution at ffffb9fd80353000
 3616 01:59:02.046381  13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000[   53.121552] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3617 01:59:02.053782  [   53.136106] BUG: unable to handle page fault for address: ffffb9fd80353000
 3618 01:59:02.060272  [   53.143776] #PF: supervisor instruction fetch in kernel mode
 3619 01:59:02.066378  [   53.150096] #PF: error_code(0x0011) - permissions violation
 3620 01:59:02.075201  [   53.156318] PGD 100000067 P4D 100000067 PUD 100211067 PMD 10099f067 PTE 8000000103cd7063
 3621 01:59:02.078984  [   53.165361] Oops: 0011 [#8] SMP PTI
 3622 01:59:02.087779  [   53.169246] CPU: 1 PID: 1734 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3623 01:59:02.094653  [   53.177888] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3624 01:59:02.099002  [   53.184693] RIP: 0010:0xffffb9fd80353000
 3625 01:59:02.106636  [   53.189070] Code: Unable to access opcode bytes at RIP 0xffffb9fd80352fd6.
 3626 01:59:02.112713  [   53.196750] RSP: 0018:ffffb9fd823a7e38 EFLAGS: 00010246
 3627 01:59:02.121383  [   53.202584] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3628 01:59:02.128305  [   53.210554] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 3629 01:59:02.137084  [   53.218525] RBP: ffffb9fd80353000 R08: 0000000000000000 R09: 0000000000000000
 3630 01:59:02.144779  [   53.226496] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3631 01:59:02.152588  [   53.234466] R13: ffffb9fd823a7f10 R14: ffffb9fd823a7f10 R15: ffff988c83cd7000
 3632 01:59:02.161522  [   53.242437] FS:  00007f2cd5174580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3633 01:59:02.168586  [   53.251477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3634 01:59:02.175538  [   53.257893] CR2: ffffb9fd80352fd6 CR3: 0000000103d18005 CR4: 00000000003706e0
 3635 01:59:02.178930  [   53.265863] Call Trace:
 3636 01:59:02.185386  [   53.268592]  ? execute_location+0x48/0x56
 3637 01:59:02.185477  
 3638 01:59:02.188741  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3639 01:59:02.194647  ok 12 selft[   53.273069]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 3640 01:59:02.198404  [   53.283950]  ? direct_entry.cold+0x2c/0x38
 3641 01:59:02.202970  [   53.288523]  ? full_proxy_write+0x56/0x80
 3642 01:59:02.207423  [   53.292989]  ? vfs_write+0xea/0x390
 3643 01:59:02.210645  [   53.296881]  ? ksys_write+0x68/0xe0
 3644 01:59:02.214669  [   53.300772]  ? do_syscall_64+0x33/0x40
 3645 01:59:02.220544  [   53.304956]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3646 01:59:02.225445  ests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3647 01:59:02.253543  # selftests: lkdtm: ST[   53.310783] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3648 01:59:02.257784  [   53.343428] CR2: ffffb9fd80353000
 3649 01:59:02.262250  [   53.347116] ---[ end trace dae40d50562c11e6 ]---
 3650 01:59:02.266664  [   53.352269] RIP: 0010:lkdtm_BUG+0x5/0x10
 3651 01:59:02.287480  [   53.356645] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3652 01:59:02.293983  [   53.377628] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3653 01:59:02.301389  [   53.383461] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3654 01:59:02.309588  [   53.391430] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3655 01:59:02.317240  [   53.399415] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3656 01:59:02.326118  [   53.407384] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3657 01:59:02.333566  [   53.415357] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3658 01:59:02.342700  [   53.423327] FS:  00007f2cd5174580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3659 01:59:02.348698  [   53.432367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3660 01:59:02.356782  [   53.438783] CR2: ffffb9fd80352fd6 CR3: 0000000103d18005 CR4: 00000000003706e0
 3661 01:59:02.367277  [   53.446753] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3662 01:59:02.375348  [   53.456666] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1734, name: cat
 3663 01:59:02.379218  [   53.465121] INFO: lockdep is turned off.
 3664 01:59:02.383182  [   53.469496] irq event stamp: 0
 3665 01:59:02.389805  [   53.472901] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3666 01:59:02.398823  [   53.479902] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3667 01:59:02.407884  [   53.489038] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3668 01:59:02.415006  [   53.498175] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3669 01:59:02.424295  [   53.505173] CPU: 1 PID: 1734 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3670 01:59:02.430889  [   53.513824] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3671 01:59:02.433084  [   53.520628] Call Trace:
 3672 01:59:02.436838  [   53.523364]  dump_stack+0x77/0x97
 3673 01:59:02.441832  [   53.527063]  ___might_sleep.cold+0xa6/0xb6
 3674 01:59:02.445790  [   53.531627]  exit_signals+0x1c/0x2d0
 3675 01:59:02.449021  [   53.535616]  do_exit+0xd5/0xb00
 3676 01:59:02.453460  [   53.539112]  ? ksys_write+0x68/0xe0
 3677 01:59:02.459995  [   53.542996]  rewind_stack_do_exit+0x17/0x20
 3678 01:59:02.462872  [   53.547665] RIP: 0033:0x7f2cd509cf33
 3679 01:59:02.482311  [   53.551654] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3680 01:59:02.491104  [   53.572630] RSP: 002b:00007ffd3b6b4b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3681 01:59:02.499152  [   53.581087] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f2cd509cf33
 3682 01:59:02.507357  [   53.589057] RDX: 000000000000000d RSI: 00007f2cd4f8d000 RDI: 0000000000000001
 3683 01:59:02.515197  [   53.597028] RBP: 00007f2cd4f8d000 R08: 00007f2cd4f8c010 R09: 0000000000000000
 3684 01:59:02.523017  [   53.604999] R10: 00007f2cd51971c0 R11: 0000000000000246 R12: 0000000000000001
 3685 01:59:02.531137  [   53.612970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3686 01:59:02.533858  ACK_GUARD_PAGE_TRAILING.sh
 3687 01:59:02.537087  # Segmentation fault
 3688 01:59:02.543623  # [   49.612007] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3689 01:59:02.550416  # [   49.625176] lkdtm: attempting bad read from page above current stack
 3690 01:59:02.561706  # [   49.632283] BUG: stack guard page was hit at 0000000081e0d899 (stack is 000000003765e2d8..00000000afd3b2c6)
 3691 01:59:02.568194  # [   49.643197] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3692 01:59:02.577048  # [   49.650004] CPU: 3 PID: 1082 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3693 01:59:02.584133  # [   49.664860] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3694 01:59:02.591263  # [   49.671664] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3695 01:59:02.617579  # [   49.678277] Code: a3 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 87 6c 88 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d9 a3 fd ff 48 c7 c7 08 88 6c 88 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 bc a3 fd[   53.699191] lkdtm: Performing direct entry EXEC_RODATA
 3696 01:59:02.618751   ff
 3697 01:59:02.630639  # [   49.705470] RSP: 0018:ffffb9fd819d7e50 EFLAGS: 0001024[   53.707483] lkdtm: attempting ok execution at ffffffff876b1d00
 3698 01:59:02.630727  6
 3699 01:59:02.643107  # [   49.711303] RAX: 0000000000000038 RBX: ffffb9fd819d4000 [   53.720210] lkdtm: attempting bad execution at ffffffff882d9f00
 3700 01:59:02.645785  RCX: 0000000000000000
 3701 01:59:02.657542  # [   49.719269] RDX: 0000000000000000 RS[   53.733038] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3702 01:59:02.665207  [   53.747612] BUG: unable to handle page fault for address: ffffffff882d9f00
 3703 01:59:02.671475  [   53.755292] #PF: supervisor instruction fetch in kernel mode
 3704 01:59:02.678304  [   53.761614] #PF: error_code(0x0011) - permissions violation
 3705 01:59:02.685523  [   53.767836] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 80000000238000e1 
 3706 01:59:02.689273  I: ffff988cfad9bf70 RDI: ffffffff886c8808
 3707 01:59:02.695888  # [   49.727236] RBP:[   53.775324] Oops: 0011 [#9] SMP PTI
 3708 01:59:02.703940  [   53.785428] CPU: 1 PID: 1770 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3709 01:59:02.710460   ffffffff886c7ed3 R08: 0000000000000000 R09: 0000000000000000
 3710 01:59:02.717146  #[   53.794076] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3711 01:59:02.722627  [   53.807098] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 3712 01:59:02.750235   [   49.735202] R10: 00000000ffffe000 R11: 3fffffffffffffff R12:[   53.812837] Code: ff ff f7 72 d2 87 ff ff ff ff 62 82 6c 88 ff ff ff ff ad 5a d2 87 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 3713 01:59:02.756095  [   53.840039] RSP: 0018:ffffb9fd8241fe48 EFLAGS: 00010246
 3714 01:59:02.764339  [   53.845875] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 3715 01:59:02.772020  [   53.853846] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 3716 01:59:02.779780  [   53.861816] RBP: ffffffff882d9f00 R08: 0000000000000000 R09: 0000000000000000
 3717 01:59:02.787648  [   53.869786] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 3718 01:59:02.795571  [   53.877758] R13: ffffb9fd8241ff10 R14: ffffb9fd8241ff10 R15: ffff988c83f85000
 3719 01:59:02.804740  [   53.885728] FS:  00007f2094a6a580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3720 01:59:02.811344  [   53.894766] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3721 01:59:02.819515  [   53.901180] CR2: ffffffff882d9f00 CR3: 0000000103cc2005 CR4: 00000000003706e0
 3722 01:59:02.822367  [   53.909152] Call Trace:
 3723 01:59:02.826878  [   53.911879]  ? execute_location+0x48/0x56
 3724 01:59:02.827894   000000000000001a
 3725 01:59:02.838616  # [   49.743170] R13: ffffb9fd819d7f10 R14: f[   53.916358]  ? direct_entry.cold+0x2c/0x38
 3726 01:59:02.841886  [   53.927138]  ? full_proxy_write+0x56/0x80
 3727 01:59:02.845705  [   53.931614]  ? vfs_write+0xea/0x390
 3728 01:59:02.849507  [   53.935497]  ? ksys_write+0x68/0xe0
 3729 01:59:02.853413  [   53.939390]  ? do_syscall_64+0x33/0x40
 3730 01:59:02.859353  [   53.943594]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3731 01:59:02.863224  fffb9fd819d7f10 R15: ffff988c84e7a000
 3732 01:59:02.892323  # [   49.751137] FS:  000[   53.949429] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3733 01:59:02.895662  [   53.982074] CR2: ffffffff882d9f00
 3734 01:59:02.901003  [   53.985772] ---[ end trace dae40d50562c11e7 ]---
 3735 01:59:02.906481  [   53.990927] RIP: 0010:lkdtm_BUG+0x5/0x10
 3736 01:59:02.926562  [   53.995305] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3737 01:59:02.932091  [   54.016281] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3738 01:59:02.940209  [   54.022115] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3739 01:59:02.947911  [   54.030085] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3740 01:59:02.955552  [   54.038055] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3741 01:59:02.963549  [   54.046026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3742 01:59:02.971720  [   54.053997] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3743 01:59:02.980879  [   54.061968] FS:  00007f2094a6a580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3744 01:59:02.987953  [   54.071007] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3745 01:59:02.995005  [   54.077422] CR2: ffffffff882d9f00 CR3: 0000000103cc2005 CR4: 00000000003706e0
 3746 01:59:03.002659  07fc8b9bb5580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3747 01:59:03.008666  # [   49.760174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3748 01:59:03.016895  # [   49.766588] CR2: ffffb9fd819d8000 CR3: 0000000103ec8002 CR4: 00000000003706e0
 3749 01:59:03.020072  # [   49.774556] Call Trace:
 3750 01:59:03.025767  # [   49.777282]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3751 01:59:03.030879  # [   49.783116]  direct_entry.cold+0x2c/0x38
 3752 01:59:03.035256  # [   49.787494]  full_proxy_write+0x56/0x80
 3753 01:59:03.038760  # [   49.791773]  vfs_write+0xea/0x390
 3754 01:59:03.042241  # [   49.795469]  ksys_write+0x68/0xe0
 3755 01:59:03.047062  # [   49.799167]  do_syscall_64+0x33/0x40
 3756 01:59:03.053093  # [   49.803154]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3757 01:59:03.057032  # [   49.808793] RIP: 0033:0x7fc8b9addf33
 3758 01:59:03.076283  # [   49.812780] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 0[   54.159439] lkdtm: Performing direct entry EXEC_USERSPACE
 3759 01:59:03.082761  [   54.166032] lkdtm: attempting ok execution at ffffffff876b1d00
 3760 01:59:03.089870  [   54.172581] lkdtm: attempting bad execution at 00007f015ec1f000
 3761 01:59:03.095267  [   54.179245] unable to execute userspace code (SMEP?) (uid: 0)
 3762 01:59:03.109553  0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec [   54.185671] BUG: unable to handle page fault for address: 00007f015ec1f000
 3763 01:59:03.117076  [   54.199565] #PF: supervisor instruction fetch in kernel mode
 3764 01:59:03.121978  [   54.205885] #PF: error_code(0x0011) - permissions violation
 3765 01:59:03.131564  [   54.212106] PGD 8000000104c6b067 P4D 8000000104c6b067 PUD 103e88067 PMD 103c01067 PTE 106f7b067
 3766 01:59:03.133761  28 48 89 54 24 18
 3767 01:59:03.141872  # [   49.833751] RSP: 002b:00007ffdfb2185e8 E[   54.221831] Oops: 0011 [#10] SMP PTI
 3768 01:59:03.151166  [   54.232034] CPU: 2 PID: 1806 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3769 01:59:03.157211  [   54.240683] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3770 01:59:03.162225  [   54.247490] RIP: 0010:0x7f015ec1f000
 3771 01:59:03.169148  [   54.251478] Code: Unable to access opcode bytes at RIP 0x7f015ec1efd6.
 3772 01:59:03.174626  [   54.258767] RSP: 0018:ffffb9fd824b7e50 EFLAGS: 00010246
 3773 01:59:03.182987  [   54.264602] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 3774 01:59:03.192454  [   54.272570] RDX: 0000000000000000 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 3775 01:59:03.198323  [   54.280539] RBP: 00007f015ec1f000 R08: 0000000000000000 R09: 0000000000000000
 3776 01:59:03.206671  [   54.288508] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 3777 01:59:03.214445  [   54.296478] R13: ffffb9fd824b7f10 R14: ffffb9fd824b7f10 R15: ffff988c840e7000
 3778 01:59:03.223950  [   54.304449] FS:  00007f015ebf0580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 3779 01:59:03.229724  [   54.313487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3780 01:59:03.237601  [   54.319902] CR2: 00007f015ec1f000 CR3: 00000001026c2006 CR4: 00000000003706e0
 3781 01:59:03.240611  [   54.327870] Call Trace:
 3782 01:59:03.245921  [   54.330599]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 3783 01:59:03.250829  [   54.335946]  ? direct_entry.cold+0x2c/0x38
 3784 01:59:03.255235  [   54.340519]  ? full_proxy_write+0x56/0x80
 3785 01:59:03.258966  [   54.344995]  ? vfs_write+0xea/0x390
 3786 01:59:03.262837  [   54.348878]  ? ksys_write+0x68/0xe0
 3787 01:59:03.266681  [   54.352770]  ? do_syscall_64+0x33/0x40
 3788 01:59:03.273439  [   54.356943]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3789 01:59:03.299682  [   54.362777] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3790 01:59:03.304595  FLAGS: 00000246 ORIG_RAX: 0000000000000001
 3791 01:59:03.308992  # [   49.842204] RAX[   54.389239] CR2: 00007f015ec1f000
 3792 01:59:03.314403  [   54.399149] ---[ end trace dae40d50562c11e8 ]---
 3793 01:59:03.318656  [   54.404295] RIP: 0010:lkdtm_BUG+0x5/0x10
 3794 01:59:03.339498  [   54.408671] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3795 01:59:03.345404  [   54.429656] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3796 01:59:03.353044  [   54.435490] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3797 01:59:03.361437  [   54.443460] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3798 01:59:03.370097  [   54.451430] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3799 01:59:03.377807  [   54.459399] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3800 01:59:03.385408  [   54.467369] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3801 01:59:03.394568  [   54.475357] FS:  00007f015ebf0580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 3802 01:59:03.400544  [   54.484410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3803 01:59:03.408626  [   54.490848] CR2: 00007f015ec1f000 CR3: 00000001026c2006 CR4: 00000000003706e0
 3804 01:59:03.418553  [   54.498817] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3805 01:59:03.427257  [   54.508729] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1806, name: cat
 3806 01:59:03.431177  [   54.517184] INFO: lockdep is turned off.
 3807 01:59:03.434497  [   54.521560] irq event stamp: 0
 3808 01:59:03.441590  [   54.524966] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3809 01:59:03.450965  [   54.531966] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3810 01:59:03.460727  [   54.541093] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3811 01:59:03.467286  [   54.550229] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3812 01:59:03.475828  [   54.557228] CPU: 2 PID: 1806 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3813 01:59:03.482827  [   54.565876] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3814 01:59:03.485652  [   54.572680] Call Trace:
 3815 01:59:03.489599  [   54.575414]  dump_stack+0x77/0x97
 3816 01:59:03.493936  [   54.579112]  ___might_sleep.cold+0xa6/0xb6
 3817 01:59:03.497079  [   54.583674]  exit_signals+0x1c/0x2d0
 3818 01:59:03.501099  [   54.587654]  do_exit+0xd5/0xb00
 3819 01:59:03.505135  [   54.591156]  ? ksys_write+0x68/0xe0
 3820 01:59:03.509726  [   54.595048]  rewind_stack_do_exit+0x17/0x20
 3821 01:59:03.513579  [   54.599707] RIP: 0033:0x7f015eb18f33
 3822 01:59:03.534963  [   54.603695] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3823 01:59:03.543207  [   54.624681] RSP: 002b:00007ffe05293888 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3824 01:59:03.550779  [   54.633138] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007f015eb18f33
 3825 01:59:03.559163  [   54.641108] RDX: 000000000000000f RSI: 00007f015ea09000 RDI: 0000000000000001
 3826 01:59:03.567251  [   54.649078] RBP: 00007f015ea09000 R08: 00007f015ea08010 R09: 0000000000000000
 3827 01:59:03.575461  [   54.657048] R10: 00007f015ec131c0 R11: 0000000000000246 R12: 0000000000000001
 3828 01:59:03.582679  [   54.665018] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3829 01:59:03.589291  : ffffffffffffffda RBX: 000000000000001a RCX: 00007fc8b9addf33
 3830 01:59:03.597528  # [   49.850172] RDX: 000000000000001a RSI: 00007fc8b99ce000 RDI: 0000000000000001
 3831 01:59:03.605825  # [   49.858138] RBP: 00007fc8b99ce000 R08: 00007fc8b99cd010 R09: 0000000000000000
 3832 01:59:03.613525  # [   49.866107] R10: 00007fc8b9bd81c0 R11: 0000000000000246 R12: 0000000000000001
 3833 01:59:03.622229  # [   49.874075] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3834 01:59:03.648640  # [   49.882044] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3835 01:59:03.655172  # [   49.908493] ---[ end trace dae40d50562c11e1 ]---
 3836 01:59:03.658458  # [   49.919857] RIP: 0010:lkdtm_BUG+0x5/0x10
 3837 01:59:03.669575  # [   49.924231] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb [   54.750685] lkdtm: Performing direct entry EXEC_NULL
 3838 01:59:03.682385  e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc c[   54.759377] lkdtm: attempting ok execution at ffffffff876b1d00
 3839 01:59:03.689042  [   54.772105] lkdtm: attempting bad execution at 0000000000000000
 3840 01:59:03.696116  [   54.778751] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3841 01:59:03.703207  [   54.786527] #PF: supervisor instruction fetch in kernel mode
 3842 01:59:03.708039  [   54.792846] #PF: error_code(0x0010) - not-present page
 3843 01:59:03.711352  [   54.798580] PGD 0 P4D 0 
 3844 01:59:03.716141  [   54.801407] Oops: 0010 [#11] SMP PTI
 3845 01:59:03.723978  [   54.805395] CPU: 3 PID: 1842 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3846 01:59:03.730598  [   54.814047] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3847 01:59:03.733998  [   54.820855] RIP: 0010:0x0
 3848 01:59:03.741783  [   54.823778] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 3849 01:59:03.748078  [   54.831457] RSP: 0018:ffffb9fd8253fe48 EFLAGS: 00010246
 3850 01:59:03.755858  [   54.837291] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 3851 01:59:03.762841  [   54.845259] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 3852 01:59:03.771758  [   54.853230] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 3853 01:59:03.779371  [   54.861199] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3854 01:59:03.787179  [   54.869169] R13: ffffb9fd8253ff10 R14: ffffb9fd8253ff10 R15: ffff988c82c7c000
 3855 01:59:03.796089  [   54.877139] FS:  00007f6c1e171580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3856 01:59:03.802598  [   54.886177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3857 01:59:03.810533  [   54.892592] CR2: ffffffffffffffd6 CR3: 0000000104eae004 CR4: 00000000003706e0
 3858 01:59:03.813113  [   54.900560] Call Trace:
 3859 01:59:03.817500  [   54.903287]  execute_location+0x48/0x56
 3860 01:59:03.821917  [   54.907566]  direct_entry.cold+0x2c/0x38
 3861 01:59:03.826893  [   54.911943]  full_proxy_write+0x56/0x80
 3862 01:59:03.831045  [   54.916215]  vfs_write+0xea/0x390
 3863 01:59:03.833719  [   54.919912]  ksys_write+0x68/0xe0
 3864 01:59:03.837393  [   54.923608]  do_syscall_64+0x33/0x40
 3865 01:59:03.843122  [   54.927596]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3866 01:59:03.847449  [   54.933236] RIP: 0033:0x7f6c1e099f33
 3867 01:59:03.868790  [   54.937216] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3868 01:59:03.876599  [   54.958201] RSP: 002b:00007ffcd3621398 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3869 01:59:03.885661  [   54.966655] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6c1e099f33
 3870 01:59:03.892440  [   54.974624] RDX: 000000000000000a RSI: 00007f6c1df8a000 RDI: 0000000000000001
 3871 01:59:03.900610  [   54.982593] RBP: 00007f6c1df8a000 R08: 00007f6c1df89010 R09: 0000000000000000
 3872 01:59:03.908719  [   54.990561] R10: 00007f6c1e1941c0 R11: 0000000000000246 R12: 0000000000000001
 3873 01:59:03.916187  [   54.998530] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3874 01:59:03.942855  [   55.006501] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3875 01:59:03.953011  c cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 [   55.032964] CR2: 0000000000000000
 3876 01:59:03.958917  [   55.042874] ---[ end trace dae40d50562c11e9 ]---
 3877 01:59:03.962663  [   55.048029] RIP: 0010:lkdtm_BUG+0x5/0x10
 3878 01:59:03.982966  [   55.052411] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3879 01:59:03.989139  [   55.073411] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3880 01:59:03.997776  [   55.079244] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3881 01:59:04.005100  [   55.087214] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3882 01:59:04.013646  [   55.095184] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3883 01:59:04.021954  [   55.103153] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3884 01:59:04.029874  [   55.111121] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3885 01:59:04.037565  [   55.119090] FS:  00007f6c1e171580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3886 01:59:04.044667  [   55.128127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3887 01:59:04.052761  [   55.134542] CR2: ffffffffffffffd6 CR3: 0000000104eae004 CR4: 00000000003706e0
 3888 01:59:04.055512  0f 1f 44 00 00 83 05 e0 2b 71 02
 3889 01:59:04.062035  # [   49.945210] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3890 01:59:04.069736  # [   49.951041] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3891 01:59:04.078481  # [   49.959007] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3892 01:59:04.086247  # [   49.966974] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3893 01:59:04.095017  # [   49.974941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3894 01:59:04.102692  # [   49.982909] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3895 01:59:04.112058  # [   49.990875] FS:  00007fc8b9bb5580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 3896 01:59:04.119716  # [   49.999909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3897 01:59:04.126900  # [   50.006322] CR2: ffffb9fd819d8000 CR3: 0000000103ec8002 CR4: 00000000003706e0
 3898 01:59:04.131879  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3899 01:59:04.136838  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3900 01:59:04.140045  # selftests: lkdtm: UNSET_SMEP.sh
 3901 01:59:04.146021  # [   50.105283] lkdtm: Performing direct entry UNSET_SMEP
 3902 01:59:04.152120  # [   50.113205] lkdtm: trying to clear SMEP normally
 3903 01:59:04.158125  # [   50.124583] ------------[ cut here ]------------
 3904 01:59:04.161951  # [   50.135941] pinned CR4 bits changed: 0x100000!?
 3905 01:59:04.170483  # [   50.141022] WARNING[   55.253486] lkdtm: Performing direct entry ACCESS_USERSPACE
 3906 01:59:04.183055  : CPU: 1 PID: 1119 at arch/x86/kernel/cpu/common.c:392 native_wr[   55.260657] lkdtm: attempting bad read at 00007fd8f832a000
 3907 01:59:04.185298  ite_cr4+0x41/0x60
 3908 01:59:04.196711  # [   50.157422] Modules linked in: fuse ip_t[   55.272999] BUG: unable to handle page fault for address: 00007fd8f832a000
 3909 01:59:04.202681  [   55.286883] #PF: supervisor read access in kernel mode
 3910 01:59:04.208554  [   55.292619] #PF: error_code(0x0001) - permissions violation
 3911 01:59:04.218907  [   55.298841] PGD 8000000104e84067 P4D 8000000104e84067 PUD 1054dd067 PMD 103c1b067 PTE 106a0c067
 3912 01:59:04.228730  ables cros_ec_sensors cros_ec_sensors_core industrialio_triggere[   55.308563] Oops: 0001 [#12] SMP PTI
 3913 01:59:04.237729  [   55.318768] CPU: 1 PID: 1877 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3914 01:59:04.243969  [   55.327417] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3915 01:59:04.251745  [   55.334224] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f
 3916 01:59:04.277487  d_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs [   55.340447] Code: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7 c7 80 8f 6c 88 e8 55 9d fd ff 48 c7 c7 a8 8f 6c 88 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 3c 9d fd ff 48 89 ee 48 c7 c7 d0 8f 6c
 3917 01:59:04.283413  [   55.367644] RSP: 0018:ffffb9fd825bfe48 EFLAGS: 00010246
 3918 01:59:04.291701  [   55.373477] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 3919 01:59:04.299243  [   55.381447] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff886c8fa8
 3920 01:59:04.307593  [   55.389416] RBP: 00007fd8f832a000 R08: 0000000000000000 R09: 0000000000000000
 3921 01:59:04.316141  [   55.397401] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 3922 01:59:04.323272  [   55.405366] R13: ffffb9fd825bff10 R14: ffffb9fd825bff10 R15: ffff988c86552000
 3923 01:59:04.332362  [   55.413360] FS:  00007fd8f82fb580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3924 01:59:04.338580  [   55.422414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3925 01:59:04.346800  [   55.428830] CR2: 00007fd8f832a000 CR3: 0000000104bdc003 CR4: 00000000003706e0
 3926 01:59:04.349997  [   55.436799] Call Trace:
 3927 01:59:04.353994  [   55.439527]  direct_entry.cold+0x2c/0x38
 3928 01:59:04.363916  cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_th[   55.443906]  full_proxy_write+0x56/0x80
 3929 01:59:04.368346  [   55.454413]  vfs_write+0xea/0x390
 3930 01:59:04.371661  [   55.458112]  ksys_write+0x68/0xe0
 3931 01:59:04.376002  [   55.461803]  do_syscall_64+0x33/0x40
 3932 01:59:04.381101  [   55.465793]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3933 01:59:04.386013  [   55.471432] RIP: 0033:0x7fd8f8223f33
 3934 01:59:04.406960  [   55.475412] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3935 01:59:04.415173  [   55.496414] RSP: 002b:00007ffd404e34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3936 01:59:04.422670  [   55.504862] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fd8f8223f33
 3937 01:59:04.430749  [   55.512832] RDX: 0000000000000011 RSI: 00007fd8f8114000 RDI: 0000000000000001
 3938 01:59:04.439554  [   55.520802] RBP: 00007fd8f8114000 R08: 00007fd8f8113010 R09: 0000000000000000
 3939 01:59:04.447020  [   55.528771] R10: 00007fd8f831e1c0 R11: 0000000000000246 R12: 0000000000000001
 3940 01:59:04.455060  [   55.536740] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3941 01:59:04.458841  ermal cros_ec_dev cros_usbpd_notify
 3942 01:59:04.487915  # [   50.190055] CPU: 1 PID[   55.544712] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3943 01:59:04.491689  [   55.577362] CR2: 00007fd8f832a000
 3944 01:59:04.497090  [   55.581050] ---[ end trace dae40d50562c11ea ]---
 3945 01:59:04.500423  [   55.586197] RIP: 0010:lkdtm_BUG+0x5/0x10
 3946 01:59:04.521543  [   55.590573] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 3947 01:59:04.527183  [   55.611557] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 3948 01:59:04.535728  [   55.617410] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 3949 01:59:04.543894  [   55.625370] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 3950 01:59:04.551161  [   55.633359] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 3951 01:59:04.559915  [   55.641329] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3952 01:59:04.567403  [   55.649300] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 3953 01:59:04.577210  [   55.657271] FS:  00007fd8f82fb580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 3954 01:59:04.582436  [   55.666300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3955 01:59:04.590643  [   55.672716] CR2: 00007fd8f832a000 CR3: 0000000104bdc003 CR4: 00000000003706e0
 3956 01:59:04.600543  [   55.680687] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3957 01:59:04.609224  [   55.690600] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1877, name: cat
 3958 01:59:04.613801  [   55.699058] INFO: lockdep is turned off.
 3959 01:59:04.616928  [   55.703435] irq event stamp: 0
 3960 01:59:04.624043  [   55.706840] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3961 01:59:04.632823  [   55.713841] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3962 01:59:04.641675  [   55.722971] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 3963 01:59:04.648701  [   55.732107] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3964 01:59:04.658114  [   55.739108] CPU: 1 PID: 1877 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3965 01:59:04.664166  [   55.747759] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3966 01:59:04.666973  [   55.754563] Call Trace:
 3967 01:59:04.671303  [   55.757290]  dump_stack+0x77/0x97
 3968 01:59:04.676264  [   55.760989]  ___might_sleep.cold+0xa6/0xb6
 3969 01:59:04.680497  [   55.765562]  exit_signals+0x1c/0x2d0
 3970 01:59:04.683243  [   55.769550]  do_exit+0xd5/0xb00
 3971 01:59:04.687198  [   55.773052]  ? ksys_write+0x68/0xe0
 3972 01:59:04.691501  [   55.776945]  rewind_stack_do_exit+0x17/0x20
 3973 01:59:04.695378  [   55.781613] RIP: 0033:0x7fd8f8223f33
 3974 01:59:04.716789  [   55.785603] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3975 01:59:04.724994  [   55.806581] RSP: 002b:00007ffd404e34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3976 01:59:04.733292  [   55.815040] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fd8f8223f33
 3977 01:59:04.740836  [   55.823012] RDX: 0000000000000011 RSI: 00007fd8f8114000 RDI: 0000000000000001
 3978 01:59:04.749047  [   55.830982] RBP: 00007fd8f8114000 R08: 00007fd8f8113010 R09: 0000000000000000
 3979 01:59:04.756819  [   55.838953] R10: 00007fd8f831e1c0 R11: 0000000000000246 R12: 0000000000000001
 3980 01:59:04.764998  [   55.846924] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3981 01:59:04.770985  : 1119 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 3982 01:59:04.778174  # [   50.204917] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3983 01:59:04.783148  # [   50.211724] RIP: 0010:native_write_cr4+0x41/0x60
 3984 01:59:04.804463  # [   50.223091] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d 76 eb c3 01 00 75 f6 48 c7 c7 78 79 60 88 c6 05 66 eb c3 01 01 e8 85 a7 e3 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3985 01:59:04.810546  # [   50.250285] RSP: 0018:ffffb9fd819cfe48 EFLAGS: 00010286
 3986 01:59:04.818724  # [   50.262351] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3987 01:59:04.827069  # [   50.270319] RDX: ffff988cfacac660 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 3988 01:59:04.835649  # [   50.284503] RBP: ffffffff886c7eed R08: 0000000000000000 R09: 0000000000000000
 3989 01:59:04.843156  # [   50.298694] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3990 01:59:04.851546  # [   50.306668] R13: fff[   55.931735] lkdtm: Performing direct entry ACCESS_NULL
 3991 01:59:04.857004  fb9fd819cff10 R14: ffffb9fd819cff10 R15: ffff988c857a3000
 3992 01:59:04.865305  # [  [   55.941438] lkdtm: attempting bad read at 0000000000000000
 3993 01:59:04.877765   50.320851] FS:  00007f4900cc0580(0000) GS:ffff988cfac80000(0000[   55.953801] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3994 01:59:04.884163  [   55.967785] #PF: supervisor read access in kernel mode
 3995 01:59:04.886485  ) knlGS:0000000000000000
 3996 01:59:04.895207  # [   50.336109] CS:  0010 DS: 0000 ES[   55.973524] #PF: error_code(0x0000) - not-present page
 3997 01:59:04.898608  [   55.985473] PGD 0 P4D 0 
 3998 01:59:04.903439  : 0000 CR0: 0000000080050033
 3999 01:59:04.909240  # [   50.348745] CR2: 00007f4900ad[   55.988299] Oops: 0000 [#13] SMP PTI
 4000 01:59:04.917548  [   55.998507] CPU: 1 PID: 1912 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4001 01:59:04.924139  [   56.007157] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4002 01:59:04.929634  [   56.013967] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4003 01:59:04.933990  9000 CR3: 0000000104160003 CR4: 00000000003706e0
 4004 01:59:04.956300  # [   50.36293[   56.019218] Code: f9 9c fd ff be 00 10 00 00 48 89 ef e8 d6 e7 3c ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 8f 6c 88 e8 d3 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 8f 6c 88 48 01
 4005 01:59:04.963420  [   56.046421] RSP: 0018:ffffb9fd8263fe58 EFLAGS: 00010246
 4006 01:59:04.969989  [   56.052255] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4007 01:59:04.978538  [   56.060227] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 4008 01:59:04.986200  [   56.068196] RBP: ffffffff886c8071 R08: 0000000000000000 R09: 0000000000000000
 4009 01:59:04.994289  [   56.076165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4010 01:59:05.002019  [   56.084137] R13: ffffb9fd8263ff10 R14: ffffb9fd8263ff10 R15: ffff988c8404a000
 4011 01:59:05.011954  [   56.092108] FS:  00007f88f8150580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 4012 01:59:05.017977  [   56.101139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4013 01:59:05.025162  [   56.107555] CR2: 0000000000000000 CR3: 0000000105522006 CR4: 00000000003706e0
 4014 01:59:05.027990  [   56.115525] Call Trace:
 4015 01:59:05.032901  [   56.118254]  direct_entry.cold+0x2c/0x38
 4016 01:59:05.036754  [   56.122635]  full_proxy_write+0x56/0x80
 4017 01:59:05.038909  5] Call Trace:
 4018 01:59:05.047513  # [   50.365671]  lkdtm_UNSET_SMEP.cold+0x1d/0x1[   56.126917]  vfs_write+0xea/0x390
 4019 01:59:05.050876  [   56.136828]  ksys_write+0x68/0xe0
 4020 01:59:05.054406  [   56.140518]  do_syscall_64+0x33/0x40
 4021 01:59:05.059844  [   56.144499]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4022 01:59:05.064070  [   56.150140] RIP: 0033:0x7f88f8078f33
 4023 01:59:05.085057  [   56.154127] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4024 01:59:05.093881  [   56.175113] RSP: 002b:00007fffdfadd748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4025 01:59:05.101132  [   56.183569] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f88f8078f33
 4026 01:59:05.109850  [   56.191539] RDX: 000000000000000c RSI: 00007f88f7f69000 RDI: 0000000000000001
 4027 01:59:05.117059  [   56.199509] RBP: 00007f88f7f69000 R08: 00007f88f7f68010 R09: 0000000000000000
 4028 01:59:05.125324  [   56.207479] R10: 00007f88f81731c0 R11: 0000000000000246 R12: 0000000000000001
 4029 01:59:05.132967  [   56.215448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4030 01:59:05.134068  03
 4031 01:59:05.138994  # [   50.376745]  direct_entry.cold+0x2c/0x38
 4032 01:59:05.166667  # [   50.3873[   56.223421] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4033 01:59:05.169350  [   56.256066] CR2: 0000000000000000
 4034 01:59:05.175342  [   56.259763] ---[ end trace dae40d50562c11eb ]---
 4035 01:59:05.179262  [   56.264918] RIP: 0010:lkdtm_BUG+0x5/0x10
 4036 01:59:05.200323  [   56.269286] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4037 01:59:05.205860  [   56.290273] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4038 01:59:05.214495  [   56.296109] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4039 01:59:05.221698  [   56.304079] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4040 01:59:05.230163  [   56.312050] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4041 01:59:05.238545  [   56.320022] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4042 01:59:05.245778  [   56.327992] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4043 01:59:05.254605  [   56.335963] FS:  00007f88f8150580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 4044 01:59:05.261067  [   56.345002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4045 01:59:05.269935  [   56.351423] CR2: 0000000000000000 CR3: 0000000105522006 CR4: 00000000003706e0
 4046 01:59:05.272709  44]  full_proxy_write+0x56/0x80
 4047 01:59:05.276627  # [   50.397841]  vfs_write+0xea/0x390
 4048 01:59:05.280909  # [   50.407758]  ksys_write+0x68/0xe0
 4049 01:59:05.284750  # [   50.417672]  do_syscall_64+0x33/0x40
 4050 01:59:05.290867  # [   50.427879]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4051 01:59:05.294482  # [   50.439740] RIP: 0033:0x7f4900be8f33
 4052 01:59:05.315838  # [   50.449956] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4053 01:59:05.325114  # [   50.477155] RSP: 002b:00007ffc300e69c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4054 01:59:05.332653  # [   50.491827] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4900be8f33
 4055 01:59:05.340851  # [   50.506018] RDX: 000000000000000b RSI: 00007f4900ad9000 RDI: 0000000000000001
 4056 01:59:05.349358  # [   50.513994] RBP: 00007f4900ad[   56.432732] lkdtm: Performing direct entry WRITE_RO
 4057 01:59:05.356617  [   56.439446] lkdtm: attempting bad rodata write at ffffffff882d9ef0
 4058 01:59:05.364208  [   56.446386] BUG: unable to handle page fault for address: ffffffff882d9ef0
 4059 01:59:05.369694  [   56.454091] #PF: supervisor write access in kernel mode
 4060 01:59:05.376392  [   56.459925] #PF: error_code(0x0003) - permissions violation
 4061 01:59:05.383524  [   56.466146] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 80000000238000e1 
 4062 01:59:05.388458  9000 R08: 00007f4900ad8010 R09: 0000000000000000
 4063 01:59:05.393984  # [   50.52817[   56.473636] Oops: 0003 [#14] SMP PTI
 4064 01:59:05.402836  [   56.483838] CPU: 3 PID: 1947 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4065 01:59:05.409838  [   56.492487] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4066 01:59:05.415165  [   56.499295] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4067 01:59:05.435613  [   56.504255] Code: 00 48 c7 c7 60 8e 6c 88 48 c7 c6 f0 9e 2d 88 e8 75 9f fd ff 48 8b 05 f8 40 5b 00 ba 34 12 cd ab 48 c7 c7 90 8e 6c 88 48 31 d0 <48> 89 05 e2 40 5b 00 e9 53 9f fd ff 0f 1f 44 00 00 48 8b 05 09 f5
 4068 01:59:05.442195  [   56.525230] RSP: 0018:ffffb9fd826b7e60 EFLAGS: 00010202
 4069 01:59:05.448772  [   56.531063] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4070 01:59:05.458126  [   56.539033] RDX: 00000000abcd1234 RSI: ffff988cfad9bf70 RDI: ffffffff886c8e90
 4071 01:59:05.464608  [   56.547001] RBP: ffffffff886c807d R08: 0000000000000000 R09: 0000000000000000
 4072 01:59:05.473571  [   56.554971] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4073 01:59:05.481809  [   56.562941] R13: ffffb9fd826b7f10 R14: ffffb9fd826b7f10 R15: ffff988c83e88000
 4074 01:59:05.489914  [   56.570913] FS:  00007f6443f22580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4075 01:59:05.496336  [   56.579951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4076 01:59:05.504037  [   56.586366] CR2: ffffffff882d9ef0 CR3: 0000000104fe2003 CR4: 00000000003706e0
 4077 01:59:05.506946  [   56.594360] Call Trace:
 4078 01:59:05.511249  [   56.597086]  direct_entry.cold+0x2c/0x38
 4079 01:59:05.516090  [   56.601465]  full_proxy_write+0x56/0x80
 4080 01:59:05.519939  [   56.605745]  vfs_write+0xea/0x390
 4081 01:59:05.522626  [   56.609441]  ksys_write+0x68/0xe0
 4082 01:59:05.527570  [   56.613140]  do_syscall_64+0x33/0x40
 4083 01:59:05.532648  [   56.617130]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4084 01:59:05.537415  [   56.622770] RIP: 0033:0x7f6443e4af33
 4085 01:59:05.557720  [   56.626759] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4086 01:59:05.566492  [   56.647737] RSP: 002b:00007fff94085ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4087 01:59:05.574259  [   56.656192] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f6443e4af33
 4088 01:59:05.582103  [   56.664163] RDX: 0000000000000009 RSI: 00007f6443d3b000 RDI: 0000000000000001
 4089 01:59:05.590221  [   56.672133] RBP: 00007f6443d3b000 R08: 00007f6443d3a010 R09: 0000000000000000
 4090 01:59:05.597950  [   56.680104] R10: 00007f6443f451c0 R11: 0000000000000246 R12: 0000000000000001
 4091 01:59:05.606277  [   56.688074] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4092 01:59:05.633006  [   56.696044] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4093 01:59:05.636275  [   56.722508] CR2: ffffffff882d9ef0
 4094 01:59:05.642163  [   56.726204] ---[ end trace dae40d50562c11ec ]---
 4095 01:59:05.646094  [   56.731359] RIP: 0010:lkdtm_BUG+0x5/0x10
 4096 01:59:05.667366  [   56.735727] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4097 01:59:05.672253  [   56.756713] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4098 01:59:05.680560  [   56.762547] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4099 01:59:05.688881  [   56.770517] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4100 01:59:05.696403  [   56.778485] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4101 01:59:05.704603  [   56.786455] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4102 01:59:05.712200  [   56.794424] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4103 01:59:05.721164  [   56.802414] FS:  00007f6443f22580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4104 01:59:05.727842  [   56.811453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4105 01:59:05.736200  [   56.817869] CR2: ffffffff882d9ef0 CR3: 0000000104fe2003 CR4: 00000000003706e0
 4106 01:59:05.746076  [   56.825840] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4107 01:59:05.754237  [   56.835753] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1947, name: cat
 4108 01:59:05.759115  [   56.844208] INFO: lockdep is turned off.
 4109 01:59:05.761812  [   56.848584] irq event stamp: 0
 4110 01:59:05.769645  [   56.851989] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4111 01:59:05.777867  [   56.858989] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4112 01:59:05.787878  [   56.868117] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4113 01:59:05.794423  [   56.877251] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4114 01:59:05.802538  [   56.884249] CPU: 3 PID: 1947 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4115 01:59:05.809667  [   56.892897] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4116 01:59:05.813581  [   56.899702] Call Trace:
 4117 01:59:05.815767  [   56.902427]  dump_stack+0x77/0x97
 4118 01:59:05.820655  [   56.906124]  ___might_sleep.cold+0xa6/0xb6
 4119 01:59:05.825141  [   56.910686]  exit_signals+0x1c/0x2d0
 4120 01:59:05.829068  [   56.914674]  do_exit+0xd5/0xb00
 4121 01:59:05.832403  [   56.918177]  ? ksys_write+0x68/0xe0
 4122 01:59:05.836882  [   56.922069]  rewind_stack_do_exit+0x17/0x20
 4123 01:59:05.841205  [   56.926738] RIP: 0033:0x7f6443e4af33
 4124 01:59:05.861630  [   56.930724] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4125 01:59:05.870397  [   56.951711] RSP: 002b:00007fff94085ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4126 01:59:05.878171  [   56.960168] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f6443e4af33
 4127 01:59:05.886155  [   56.968137] RDX: 0000000000000009 RSI: 00007f6443d3b000 RDI: 0000000000000001
 4128 01:59:05.893713  [   56.976106] RBP: 00007f6443d3b000 R08: 00007f6443d3a010 R09: 0000000000000000
 4129 01:59:05.902005  [   56.984076] R10: 00007f6443f451c0 R11: 0000000000000246 R12: 0000000000000001
 4130 01:59:05.909712  [   56.992046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4131 01:59:05.917385  9] R10: 00007f4900ce31c0 R11: 0000000000000246 R12: 0000000000000001
 4132 01:59:05.925316  # [   50.536153] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4133 01:59:05.928617  # [   50.550339] irq event stamp: 0
 4134 01:59:05.935943  # [   50.559962] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4135 01:59:05.945332  # [   50.573183] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4136 01:59:05.954210  # [   50.588535] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4137 01:59:05.961786  # [   50.603888] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4138 01:59:05.972103  # [   50.617106] ---[ end trace dae40d50562c11e2 ]---
 4139 01:59:05.977696  # [   50.628478] lkdtm: ok: SMEP did not get cleared
 4140 01:59:05.984176  # [   50.633538] lkdtm: trying to clear SMEP with call gadget
 4141 01:59:05.989317  # [   50.645682] lkdtm: ok: SMEP removal was reverted
 4142 01:59:05.993812  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 4143 01:59:05.997416  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 4144 01:59:06.000867  # selftests: lkdtm: DOUBLE_FAULT.sh
 4145 01:59:06.006659  # [   50.706210] lkdtm: Performing direct entry DOUBLE_FAULT
 4146 01:59:06.013077  # [   50.712614] lkdtm: XFAIL: this test is ia32-only
 4147 01:59:06.017064  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 4148 01:59:06.021469  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 4149 01:59:06.024631  # selftests: lkdtm: CORRUPT_PAC.sh
 4150 01:59:06.030112  # [   50.808479] lkdtm: Performing direct entry CORRUPT_PAC
 4151 01:59:06.036247  # [   50.816736] lkdtm: XFAIL: this test is arm64-only
 4152 01:59:06.038991  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 4153 01:59:06.046403  ok 16 se[   57.129592] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4154 01:59:06.053513  [   57.136401] lkdtm: attempting bad ro_after_init write at ffffffff88745328
 4155 01:59:06.062166  [   57.143998] BUG: unable to handle page fault for address: ffffffff88745328
 4156 01:59:06.067030  [   57.151685] #PF: supervisor write access in kernel mode
 4157 01:59:06.073726  [   57.157519] #PF: error_code(0x0003) - permissions violation
 4158 01:59:06.082458  [   57.163731] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 104795063 PTE 8000000023d45061
 4159 01:59:06.086307  [   57.172482] Oops: 0003 [#15] SMP PTI
 4160 01:59:06.095725  [   57.176470] CPU: 3 PID: 1982 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4161 01:59:06.101748  [   57.185119] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4162 01:59:06.107768  [   57.191927] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4163 01:59:06.129044  [   57.197956] Code: 8e 6c 88 e9 27 9f fd ff 48 c7 c7 e8 8e 6c 88 e8 1b 9f fd ff 48 8b 05 d6 f4 a1 00 ba 34 12 cd ab 48 c7 c7 90 8e 6c 88 48 31 d0 <48> 89 05 c0 f4 a1 00 e9 f9 9e fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4164 01:59:06.135120  [   57.218932] RSP: 0018:ffffb9fd8271fe60 EFLAGS: 00010202
 4165 01:59:06.143035  [   57.224766] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4166 01:59:06.151878  [   57.232736] RDX: 00000000abcd1234 RSI: ffff988cfad9bf70 RDI: ffffffff886c8e90
 4167 01:59:06.158565  [   57.240705] RBP: ffffffff886c8086 R08: 0000000000000000 R09: 0000000000000000
 4168 01:59:06.166751  [   57.248676] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4169 01:59:06.174773  [   57.256646] R13: ffffb9fd8271ff10 R14: ffffb9fd8271ff10 R15: ffff988c83243000
 4170 01:59:06.183523  [   57.264615] FS:  00007f86e5191580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4171 01:59:06.189962  [   57.273653] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4172 01:59:06.197859  [   57.280070] CR2: ffffffff88745328 CR3: 0000000102caa001 CR4: 00000000003706e0
 4173 01:59:06.200606  [   57.288041] Call Trace:
 4174 01:59:06.205505  [   57.290768]  direct_entry.cold+0x2c/0x38
 4175 01:59:06.209377  [   57.295148]  full_proxy_write+0x56/0x80
 4176 01:59:06.213205  [   57.299429]  vfs_write+0xea/0x390
 4177 01:59:06.217105  [   57.303126]  ksys_write+0x68/0xe0
 4178 01:59:06.220491  [   57.306824]  do_syscall_64+0x33/0x40
 4179 01:59:06.226899  [   57.310803]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4180 01:59:06.230218  [   57.316443] RIP: 0033:0x7f86e50b9f33
 4181 01:59:06.252046  [   57.320430] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4182 01:59:06.259578  [   57.341417] RSP: 002b:00007ffed1c1e2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4183 01:59:06.268059  [   57.349874] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f86e50b9f33
 4184 01:59:06.275528  [   57.357844] RDX: 0000000000000014 RSI: 00007f86e4faa000 RDI: 0000000000000001
 4185 01:59:06.283609  [   57.365813] RBP: 00007f86e4faa000 R08: 00007f86e4fa9010 R09: 0000000000000000
 4186 01:59:06.291869  [   57.373782] R10: 00007f86e51b41c0 R11: 0000000000000246 R12: 0000000000000001
 4187 01:59:06.299848  [   57.381753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4188 01:59:06.326072  [   57.389723] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4189 01:59:06.329789  lftests: lkdtm: CORRUPT_PAC.sh # SKIP
 4190 01:59:06.336212  # selftests: lkdtm: UNALI[   57.416185] CR2: ffffffff88745328
 4191 01:59:06.341391  [   57.426096] ---[ end trace dae40d50562c11ed ]---
 4192 01:59:06.345204  [   57.431251] RIP: 0010:lkdtm_BUG+0x5/0x10
 4193 01:59:06.366521  [   57.435627] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4194 01:59:06.372898  [   57.456614] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4195 01:59:06.380063  [   57.462448] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4196 01:59:06.388251  [   57.470418] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4197 01:59:06.396788  [   57.478388] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4198 01:59:06.404026  [   57.486361] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4199 01:59:06.412126  [   57.494350] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4200 01:59:06.414707  GNED_LOAD_STORE_WRITE.sh
 4201 01:59:06.427534  # [   50.904670] lkdtm: Performing dir[   57.502329] FS:  00007f86e5191580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4202 01:59:06.434160  [   57.517582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4203 01:59:06.442664  [   57.523998] CR2: ffffffff88745328 CR3: 0000000102caa001 CR4: 00000000003706e0
 4204 01:59:06.446537  ect entry UNALIGNED_LOAD_STORE_WRITE
 4205 01:59:06.454357  # [   50.916205] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 4206 01:59:06.458113  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 4207 01:59:06.464129  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 4208 01:59:06.469027  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 4209 01:59:06.474534  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 4210 01:59:06.480603  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 4211 01:59:06.483998  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 4212 01:59:06.489993  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 4213 01:59:06.494965  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 4214 01:59:06.499937  # selftests: lkdtm: READ_AFTER_FREE.sh
 4215 01:59:06.504969  # [   51.049168] lkdtm: Performing direct entry READ_AFTER_FREE
 4216 01:59:06.511084  # [   51.060487] lkdtm: Value in memory before free: 12345678
 4217 01:59:06.517509  # [   51.066430] lkdtm: Attempting bad read from freed memory
 4218 01:59:06.521851  # [   51.072371] lkdtm: Memory was not poisoned
 4219 01:59:06.526961  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 4220 01:59:06.532480  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 4221 01:59:06.538069  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 4222 01:59:06.543049  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 4223 01:59:06.549192  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 4224 01:59:06.556342  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 4225 01:59:06.559703  # [   51[   57.639755] lkdtm: Performing direct entry WRITE_KERN
 4226 01:59:06.567855  [   57.649520] lkdtm: attempting bad 6766706 byte write at ffffffff87d25d72
 4227 01:59:06.574367  [   57.657021] BUG: unable to handle page fault for address: ffffffff87d25d72
 4228 01:59:06.581389  [   57.664707] #PF: supervisor write access in kernel mode
 4229 01:59:06.586237  [   57.670540] #PF: error_code(0x0003) - permissions violation
 4230 01:59:06.593521  [   57.676761] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 232000e1 
 4231 01:59:06.597405  [   57.683470] Oops: 0003 [#16] SMP PTI
 4232 01:59:06.606139  [   57.687457] CPU: 2 PID: 2017 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4233 01:59:06.612926  [   57.696107] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4234 01:59:06.617931  [   57.702914] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4235 01:59:06.638961  [   57.708066] Code: 53 48 c7 c3 72 5d d2 87 49 89 dc 48 89 da 49 81 ec 00 1d 6b 87 4c 89 e6 e8 ce 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1d 6b 87 <f3> a4 48 c7 c7 90 8e 6c 88 e8 b3 9e fd ff 5b 41 5c e9 b7 fe ff ff
 4236 01:59:06.644841  [   57.729048] RSP: 0018:ffffb9fd827c7e50 EFLAGS: 00010246
 4237 01:59:06.652803  [   57.734882] RAX: 000000000000003c RBX: ffffffff87d25d72 RCX: 0000000000674072
 4238 01:59:06.660702  [   57.742852] RDX: 0000000000000000 RSI: ffffffff876b1d00 RDI: ffffffff87d25d72
 4239 01:59:06.668484  [   57.750823] RBP: ffffffff886c809a R08: 0000000000000000 R09: 0000000000000000
 4240 01:59:06.677041  [   57.758793] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000674072
 4241 01:59:06.684441  [   57.766763] R13: ffffb9fd827c7f10 R14: ffffb9fd827c7f10 R15: ffff988c83c0c000
 4242 01:59:06.693703  [   57.774733] FS:  00007f62ed592580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4243 01:59:06.700134  [   57.783773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4244 01:59:06.708343  [   57.790189] CR2: ffffffff87d25d72 CR3: 0000000105522006 CR4: 00000000003706e0
 4245 01:59:06.710513  [   57.798160] Call Trace:
 4246 01:59:06.715352  [   57.800888]  direct_entry.cold+0x2c/0x38
 4247 01:59:06.719200  [   57.805266]  full_proxy_write+0x56/0x80
 4248 01:59:06.723142  [   57.809547]  vfs_write+0xea/0x390
 4249 01:59:06.726617  [   57.813244]  ksys_write+0x68/0xe0
 4250 01:59:06.731192  [   57.816942]  do_syscall_64+0x33/0x40
 4251 01:59:06.736716  [   57.820931]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4252 01:59:06.741085  [   57.826571] RIP: 0033:0x7f62ed4baf33
 4253 01:59:06.760958  [   57.830549] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4254 01:59:06.770106  [   57.851535] RSP: 002b:00007ffdd3a6c738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4255 01:59:06.778280  [   57.859992] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62ed4baf33
 4256 01:59:06.786016  [   57.867961] RDX: 000000000000000b RSI: 00007f62ed3ab000 RDI: 0000000000000001
 4257 01:59:06.794244  [   57.875931] RBP: 00007f62ed3ab000 R08: 00007f62ed3aa010 R09: 0000000000000000
 4258 01:59:06.801953  [   57.883901] R10: 00007f62ed5b51c0 R11: 0000000000000246 R12: 0000000000000001
 4259 01:59:06.809675  [   57.891870] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4260 01:59:06.836334  [   57.899843] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4261 01:59:06.842947  .178864] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 4262 01:59:06.846889  #[   57.926302] CR2: ffffffff87d25d72
 4263 01:59:06.851179  [   57.936214] ---[ end trace dae40d50562c11ee ]---
 4264 01:59:06.855512  [   57.941361] RIP: 0010:lkdtm_BUG+0x5/0x10
 4265 01:59:06.877297  [   57.945738] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4266 01:59:06.882893  [   57.966726] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4267 01:59:06.890107  [   57.972561] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4268 01:59:06.898417  [   57.980530] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4269 01:59:06.906517  [   57.988501] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4270 01:59:06.914237  [   57.996470] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4271 01:59:06.922240  [   58.004440] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4272 01:59:06.931642  [   58.012420] FS:  00007f62ed592580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4273 01:59:06.937779  [   58.021456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4274 01:59:06.946006  [   58.027872] CR2: ffffffff87d25d72 CR3: 0000000105522006 CR4: 00000000003706e0
 4275 01:59:06.955846  [   58.035843] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4276 01:59:06.964110  [   58.045759] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2017, name: cat
 4277 01:59:06.968891  [   58.054205] INFO: lockdep is turned off.
 4278 01:59:06.971741  [   58.058582] irq event stamp: 0
 4279 01:59:06.979402  [   58.061987] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4280 01:59:06.987965  [   58.068988] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4281 01:59:06.997299  [   58.078123] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4282 01:59:07.004473  [   58.087258] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4283 01:59:07.013155  [   58.094257] CPU: 2 PID: 2017 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4284 01:59:07.019768  [   58.102906] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4285 01:59:07.022541  [   58.109710] Call Trace:
 4286 01:59:07.025880  [   58.112438]  dump_stack+0x77/0x97
 4287 01:59:07.031282  [   58.116135]  ___might_sleep.cold+0xa6/0xb6
 4288 01:59:07.034607  [   58.120707]  exit_signals+0x1c/0x2d0
 4289 01:59:07.038001  [   58.124686]  do_exit+0xd5/0xb00
 4290 01:59:07.042841  [   58.128189]  ? ksys_write+0x68/0xe0
 4291 01:59:07.047246  [   58.132080]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 4292 01:59:07.052170  [   58.137525]  rewind_stack_do_exit+0x17/0x20
 4293 01:59:07.055998  [   58.142192] RIP: 0033:0x7f62ed4baf33
 4294 01:59:07.077228  [   58.146181] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4295 01:59:07.086073  [   58.167166] RSP: 002b:00007ffdd3a6c738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4296 01:59:07.093717  [   58.175621] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62ed4baf33
 4297 01:59:07.101420  [   58.183592] RDX: 000000000000000b RSI: 00007f62ed3ab000 RDI: 0000000000000001
 4298 01:59:07.109746  [   58.191563] RBP: 00007f62ed3ab000 R08: 00007f62ed3aa010 R09: 0000000000000000
 4299 01:59:07.117510  [   58.199534] R10: 00007f62ed5b51c0 R11: 0000000000000246 R12: 0000000000000001
 4300 01:59:07.125334  [   58.207503] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4301 01:59:07.131183   [   51.189353] lkdtm: Value in memory before free: 12345678
 4302 01:59:07.137793  # [   51.195295] lkdtm: Attempting to read from freed memory
 4303 01:59:07.142248  # [   51.201139] lkdtm: Buddy page was not poisoned
 4304 01:59:07.147671  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4305 01:59:07.155182  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4306 01:59:07.158608  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4307 01:59:07.164654  # [   51.263117] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4308 01:59:07.170184  # [   51.274523] lkdtm: Attempting double slab free ...
 4309 01:59:07.175780  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4310 01:59:07.180765  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4311 01:59:07.185239  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4312 01:59:07.190609  # [   51.343234] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4313 01:59:07.197874  # [   51.354369] lkdtm: Attempting cross-cache slab free ...
 4314 01:59:07.202217  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4315 01:59:07.207298  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4316 01:59:07.211903  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4317 01:59:07.219881  # [   51.41742[   58.298732] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4318 01:59:07.226346  [   58.309239] lkdtm: attempting good refcount_inc() without overflow
 4319 01:59:07.232689  [   58.316154] lkdtm: attempting bad refcount_inc() overflow
 4320 01:59:07.238787  [   58.322195] ------------[ cut here ]------------
 4321 01:59:07.242630  [   58.327363] refcount_t: saturated; leaking memory.
 4322 01:59:07.251882  [   58.332737] WARNING: CPU: 3 PID: 2052 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4323 01:59:07.257154  8] lkdtm: Performing direct entry SLAB_FREE_PAGE
 4324 01:59:07.284583  # [   51.42841[   58.342077] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4325 01:59:07.293137  [   58.374724] CPU: 3 PID: 2052 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4326 01:59:07.301796  [   58.383414] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4327 01:59:07.306125  [   58.390223] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4328 01:59:07.327110  [   58.395993] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 14 34 76 01 00 75 f2 48 c7 c7 c0 3a 66 88 c6 05 04 34 76 01 01 e8 3d ef 95 00 <0f> 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4
 4329 01:59:07.332672  [   58.416983] RSP: 0018:ffffb9fd8286fe48 EFLAGS: 00010286
 4330 01:59:07.340911  [   58.422820] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4331 01:59:07.348674  [   58.430793] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 4332 01:59:07.356821  [   58.438768] RBP: ffffffff886c80a5 R08: 0000000000000000 R09: 0000000000000000
 4333 01:59:07.365481  [   58.446742] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4334 01:59:07.372644  [   58.454715] R13: ffffb9fd8286ff10 R14: ffffb9fd8286ff10 R15: ffff988c84d0e000
 4335 01:59:07.381917  [   58.462689] FS:  00007f13ca6e1580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4336 01:59:07.388680  [   58.471731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4337 01:59:07.391969  1] lkdtm: Attempting non-Slab slab free ...
 4338 01:59:07.402258  # SLAB_FREE_PAGE: m[   58.478151] CR2: 00007f13ca4fa000 CR3: 000000010642e003 CR4: 00000000003706e0
 4339 01:59:07.405310  [   58.492336] Call Trace:
 4340 01:59:07.407522  issing 'call trace:': [FAIL]
 4341 01:59:07.416457  not ok 25 selftests: lkdtm: SLAB_F[   58.495068]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 4342 01:59:07.419176  REE_PAGE.sh # exit=1
 4343 01:59:07.421969  # selftests: lkdtm: SOFTLOCKUP.sh
 4344 01:59:07.427667  # Skipp[   58.506626]  direct_entry.cold+0x2c/0x38
 4345 01:59:07.430636  ing SOFTLOCKUP: Hangs the system
 4346 01:59:07.437659  ok 26 selftests: lkdtm: SOFTLO[   58.517220]  full_proxy_write+0x56/0x80
 4347 01:59:07.439226  CKUP.sh # SKIP
 4348 01:59:07.442897  # selftests: lkdtm: HARDLOCKUP.sh
 4349 01:59:07.448545  # Skipping HA[   58.527716]  vfs_write+0xea/0x390
 4350 01:59:07.451309  [   58.537632]  ksys_write+0x68/0xe0
 4351 01:59:07.455054  [   58.541350]  do_syscall_64+0x33/0x40
 4352 01:59:07.458371  RDLOCKUP: Hangs the system
 4353 01:59:07.467101  ok 27 selftests: lkdtm: HARDLOCKUP.s[   58.545349]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4354 01:59:07.471018  [   58.557202] RIP: 0033:0x7f13ca609f33
 4355 01:59:07.492165  [   58.561193] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4356 01:59:07.501064  [   58.582189] RSP: 002b:00007ffea2bbc1c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4357 01:59:07.501152  h # SKIP
 4358 01:59:07.504825  # selftests: lkdtm: SPINLOCKUP.sh
 4359 01:59:07.516276  # Skipping SPINLOCK[   58.590681] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f13ca609f33
 4360 01:59:07.522551  [   58.604859] RDX: 0000000000000016 RSI: 00007f13ca4fa000 RDI: 0000000000000001
 4361 01:59:07.531256  [   58.612830] RBP: 00007f13ca4fa000 R08: 00007f13ca4f9010 R09: 0000000000000000
 4362 01:59:07.538903  [   58.620800] R10: 00007f13ca7041c0 R11: 0000000000000246 R12: 0000000000000001
 4363 01:59:07.546473  [   58.628772] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4364 01:59:07.550899  [   58.636738] irq event stamp: 0
 4365 01:59:07.557272  [   58.640145] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4366 01:59:07.566131  [   58.647148] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4367 01:59:07.575059  [   58.656285] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4368 01:59:07.582057  [   58.665422] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4369 01:59:07.588216  [   58.672425] ---[ end trace dae40d50562c11ef ]---
 4370 01:59:07.592152  [   58.677581] lkdtm: Overflow detected: saturated
 4371 01:59:07.594906  UP: Hangs the system
 4372 01:59:07.599637  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4373 01:59:07.602527  # selftests: lkdtm: HUNG_TASK.sh
 4374 01:59:07.606222  # Skipping HUNG_TASK: Hangs the system
 4375 01:59:07.610600  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4376 01:59:07.613881  # selftests: lkdtm: EXEC_DATA.sh
 4377 01:59:07.615564  # Killed
 4378 01:59:07.620540  # [   51.605415] lkdtm: Performing direct entry EXEC_DATA
 4379 01:59:07.627171  # [   51.613584] lkdtm: attempting ok execution at ffffffff876b1d00
 4380 01:59:07.633894  # [   51.620110] lkdtm: attempting bad execution at ffffffff89dc4560
 4381 01:59:07.642728  # [   51.626735] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4382 01:59:07.650285  # [   51.635090] BUG: unable to handle page fault for address: ffffffff89dc4560
 4383 01:59:07.656998  # [   51.642766] #PF: supervisor instruction fetch in kernel mode
 4384 01:59:07.667861  # [   51.649084] #PF: error_code(0x0011[   58.749096] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4385 01:59:07.670117  ) - permissions violation
 4386 01:59:07.680621  # [   51.655304] PGD 23e29067 P4D 23e[   58.757766] lkdtm: attempting good refcount_add() without overflow
 4387 01:59:07.685050  29067 PUD 23e2a063 PMD 80000000252000e3 
 4388 01:59:07.693156  # [   51.662790] Oops:[   58.770884] lkdtm: attempting bad refcount_add() overflow
 4389 01:59:07.694857   0011 [#5] SMP PTI
 4390 01:59:07.703974  # [   51.666679] CPU: 3 PID: 1626 Comm: cat [   58.783149] ------------[ cut here ]------------
 4391 01:59:07.709320  Tainted: G      D W         5.10.131-cip13 #1
 4392 01:59:07.716224  # [   51.675328] [   58.794535] refcount_t: saturated; leaking memory.
 4393 01:59:07.721168  Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4394 01:59:07.732231  # [   51.[   58.806089] WARNING: CPU: 0 PID: 2084 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4395 01:59:07.735628  682133] RIP: 0010:data_area+0x0/0x40
 4396 01:59:07.763886  # [   51.686510] Code: ff [   58.821629] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4397 01:59:07.780745  ff 00 24 ba 80 8c 98 ff ff 00 23 ba 80 8c 98 ff ff 00 00 00 00 0[   58.854331] CPU: 0 PID: 2084 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4398 01:59:07.792728  0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> [   58.869202] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4399 01:59:07.798256  1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4400 01:59:07.804142  [   58.882260] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4401 01:59:07.810655  # [   51.707493] RSP: 0018:ffffb9fd821dfe48 EFLAGS: 00010246
 4402 01:59:07.831523  # [   58.894243] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 14 34 76 01 00 75 f2 48 c7 c7 c0 3a 66 88 c6 05 04 34 76 01 01 e8 3d ef 95 00 <0f> 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4
 4403 01:59:07.843452  [   51.713318] RAX: 0000000000000033 RBX: 0000000000000001 RCX: [   58.921489] RSP: 0018:ffffb9fd828ffe48 EFLAGS: 00010286
 4404 01:59:07.845234  0000000000000000
 4405 01:59:07.857858  # [   51.721286] RDX: 0000000000000000 RSI: ff[   58.933511] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4406 01:59:07.861689  ff988cfad9bf70 RDI: ffff988cfad9bf70
 4407 01:59:07.872003  # [   51.729253] RBP: ffff[   58.947761] RDX: ffff988cfac2c660 RSI: ffff988cfac1bf70 RDI: ffff988cfac1bf70
 4408 01:59:07.877621  ffff89dc4560 R08: 0000000000000000 R09: 0000000000000000
 4409 01:59:07.886574  # [   [   58.961921] RBP: ffffffff886c80bb R08: 0000000000000000 R09: 0000000000000000
 4410 01:59:07.900194  51.737221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000[   58.976157] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4411 01:59:07.901841  00000000000a
 4412 01:59:07.914361  # [   51.745189] R13: ffffb9fd821dff10 R14: ffffb9[   58.990334] R13: ffffb9fd828fff10 R14: ffffb9fd828fff10 R15: ffff988c8408d000
 4413 01:59:07.919375  fd821dff10 R15: ffff988c85465000
 4414 01:59:07.929246  # [   51.753157] FS:  00007fcb[   59.004586] FS:  00007f3aaa85e580(0000) GS:ffff988cfac00000(0000) knlGS:0000000000000000
 4415 01:59:07.942458  37152580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000[   59.019812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4416 01:59:07.956270  # [   51.762191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050[   59.032509] CR2: 00007f3aaa677000 CR3: 0000000104b7e004 CR4: 00000000003706f0
 4417 01:59:07.956855  033
 4418 01:59:07.965522  # [   51.768605] CR2: ffffffff89dc4560 CR3: 00000001040de00[   59.046671] Call Trace:
 4419 01:59:07.967777  2 CR4: 00000000003706e0
 4420 01:59:07.970519  # [   51.776572] Call Trace:
 4421 01:59:07.977153  # [   51.[   59.055671]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 4422 01:59:07.981005  779300]  ? execute_location+0x48/0x56
 4423 01:59:07.987541  # [   51.783774]  ? direc[   59.067204]  direct_entry.cold+0x2c/0x38
 4424 01:59:07.990216  t_entry.cold+0x2c/0x38
 4425 01:59:07.998304  # [   51.788364]  ? full_proxy_write+0x5[   59.077872]  full_proxy_write+0x56/0x80
 4426 01:59:07.999398  6/0x80
 4427 01:59:08.003869  # [   51.792837]  ? vfs_write+0xea/0x390
 4428 01:59:08.008162  # [   51.79672[   59.088320]  vfs_write+0xea/0x390
 4429 01:59:08.011551  8]  ? ksys_write+0x68/0xe0
 4430 01:59:08.018164  # [   51.800620]  ? do_syscall_64+0x[   59.098270]  ksys_write+0x68/0xe0
 4431 01:59:08.018757  33/0x40
 4432 01:59:08.028098  # [   51.804793]  ? entry_SYSCALL_64_after_hwframe+0x44[   59.108179]  do_syscall_64+0x33/0x40
 4433 01:59:08.029229  /0xa9
 4434 01:59:08.039851  # [   51.810628] Modules linked in: fuse ip_tables cros_e[   59.118440]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4435 01:59:08.050272  c_sensors cros_ec_sensors_core industrialio_triggered_buffer kfi[   59.130278] RIP: 0033:0x7f3aaa786f33
 4436 01:59:08.078337  fo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sens[   59.140570] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4437 01:59:08.092933  orhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_e[   59.167754] RSP: 002b:00007ffe4d199128 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4438 01:59:08.094579  c_dev cros_usbpd_notify
 4439 01:59:08.107792  # [   51.837085] CR2: ffffffff89dc4560[   59.182515] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f3aaa786f33
 4440 01:59:08.112041  # [   51.846996] ---[ end trace dae40d50562c11e3 ]---
 4441 01:59:08.120854  # [   51[   59.196624] RDX: 0000000000000016 RSI: 00007f3aaa677000 RDI: 0000000000000001
 4442 01:59:08.124698  .852140] RIP: 0010:lkdtm_BUG+0x5/0x10
 4443 01:59:08.134691  # [   51.856516] Code: 59[   59.210822] RBP: 00007f3aaa677000 R08: 00007f3aaa676010 R09: 0000000000000000
 4444 01:59:08.149689   a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 [   59.225032] R10: 00007f3aaa8811c0 R11: 0000000000000246 R12: 0000000000000001
 4445 01:59:08.163253  c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f>[   59.239247] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4446 01:59:08.172899   0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02[   59.253493] irq event stamp: 0
 4447 01:59:08.173527  
 4448 01:59:08.180228  # [   51.877496] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4449 01:59:08.186772  #[   59.263120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4450 01:59:08.201944   [   51.883327] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX:[   59.276358] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4451 01:59:08.203558   0000000000000000
 4452 01:59:08.216967  # [   51.891296] RDX: 0000000000000000 RSI: f[   59.291717] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4453 01:59:08.223698  [   59.307058] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4454 01:59:08.228321  fff988cfac9bf70 RDI: ffffffff882d9a70
 4455 01:59:08.235447  # [   51.899262] RBP: fff[   59.314069] ---[ end trace dae40d50562c11f0 ]---
 4456 01:59:08.242030  fffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4457 01:59:08.246320  # [  [   59.325480] lkdtm: Overflow detected: saturated
 4458 01:59:08.254160   51.907232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4459 01:59:08.263724  # [   51.915201] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4460 01:59:08.271914  # [   51.923170] FS:  00007fcb37152580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4461 01:59:08.278465  # [   51.932207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4462 01:59:08.286931  # [   51.938622] CR2: ffffffff89dc4560 CR3: 00000001040de002 CR4: 00000000003706e0
 4463 01:59:08.297651  # [   51.946593] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4464 01:59:08.305110  # [   51.956496] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1626, name: cat
 4465 01:59:08.309981  # [   51.964951] INFO: lockdep is turned off.
 4466 01:59:08.313001  # [   51.969325] irq event stamp: 0
 4467 01:59:08.320802  # [   51.972731] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4468 01:59:08.328990  # [   5[   59.405425] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 4469 01:59:08.341890  1.979729] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] co[   59.418897] lkdtm: attempting bad refcount_inc_not_zero() overflow
 4470 01:59:08.344264  py_process+0x63c/0x1c80
 4471 01:59:08.352878  # [   51.988854] softirqs last  enabled[   59.432020] ------------[ cut here ]------------
 4472 01:59:08.358880  [   59.443405] refcount_t: saturated; leaking memory.
 4473 01:59:08.364353   at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4474 01:59:08.374348  # [   5[   59.448820] WARNING: CPU: 1 PID: 2116 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 4475 01:59:08.407159  1.997987] softirqs last disabled at (0): [<0000000000000000>] 0x[   59.464353] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4476 01:59:08.415961  [   59.497010] CPU: 1 PID: 2116 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4477 01:59:08.416049  0
 4478 01:59:08.429359  # [   52.004984] CPU: 3 PID: 1626 Comm: cat Tainted: G      D[   59.505688] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4479 01:59:08.432146   W         5.10.131-cip13 #1
 4480 01:59:08.440479  # [   52.013631] Hardware name: Go[   59.518708] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 4481 01:59:08.444227  ogle Rammus/Rammus, BIOS  09/04/2020
 4482 01:59:08.467819  # [   52.020434] Call Trac[   59.530665] Code: 05 e4 33 76 01 01 e8 1e ef 95 00 0f 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7 33 76 01 01 e8 ff ee 95 00 <0f> 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5
 4483 01:59:08.473738  [   59.557870] RSP: 0018:ffffb9fd8298fe38 EFLAGS: 00010282
 4484 01:59:08.474194  e:
 4485 01:59:08.478951  # [   52.023160]  dump_stack+0x77/0x97
 4486 01:59:08.487920  # [   52.026856]  __[   59.563709] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4487 01:59:08.490692  _might_sleep.cold+0xa6/0xb6
 4488 01:59:08.498926  [   59.577896] RDX: ffff988cfacac660 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 4489 01:59:08.506301  [   59.588685] RBP: ffffffff886c7cf8 R08: 0000000000000000 R09: 0000000000000000
 4490 01:59:08.514413  [   59.596659] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4491 01:59:08.522614  [   59.604633] R13: ffffb9fd8298ff10 R14: ffffb9fd8298ff10 R15: ffff988c832df000
 4492 01:59:08.531837  [   59.612608] FS:  00007fb8695f4580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 4493 01:59:08.538309  [   59.621650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4494 01:59:08.546254  [   59.628070] CR2: 00007fb86940d000 CR3: 0000000104edc001 CR4: 00000000003706e0
 4495 01:59:08.548958  [   59.636044] Call Trace:
 4496 01:59:08.554900  [   59.638778]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 4497 01:59:08.559165  # [   52.031427]  exit_signals+0x1c/0x2d0
 4498 01:59:08.567369  # [   52.035415]  do_[   59.644910]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 4499 01:59:08.571815  [   59.657345]  direct_entry.cold+0x2c/0x38
 4500 01:59:08.575678  [   59.661734]  full_proxy_write+0x56/0x80
 4501 01:59:08.579429  [   59.666030]  vfs_write+0xea/0x390
 4502 01:59:08.583937  [   59.669741]  ksys_write+0x68/0xe0
 4503 01:59:08.587776  [   59.673444]  do_syscall_64+0x33/0x40
 4504 01:59:08.589440  exit+0xd5/0xb00
 4505 01:59:08.593275  # [   52.038917]  ? ksys_write+0x68/0xe0
 4506 01:59:08.598647  [   59.677438]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4507 01:59:08.602971  [   59.688805] RIP: 0033:0x7fb86951cf33
 4508 01:59:08.628205  # [   52.042799]  rewind_stack_do_exit+0x17/0x20[   59.692798] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4509 01:59:08.636957  [   59.718444] RSP: 002b:00007fffb4d53888 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4510 01:59:08.637439  
 4511 01:59:08.644767  [   59.726907] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb86951cf33
 4512 01:59:08.653044  [   59.735076] RDX: 000000000000001f RSI: 00007fb86940d000 RDI: 0000000000000001
 4513 01:59:08.660961  [   59.743051] RBP: 00007fb86940d000 R08: 00007fb86940c010 R09: 0000000000000000
 4514 01:59:08.665616  # [   52.047466] RIP: 0033:0x7fcb3707af33
 4515 01:59:08.675596  # [   52.051454] Code[   59.751024] R10: 00007fb8696171c0 R11: 0000000000000246 R12: 0000000000000001
 4516 01:59:08.683094  [   59.765212] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4517 01:59:08.693126  : 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f[   59.773189] irq event stamp: 0
 4518 01:59:08.700282  [   59.782808] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4519 01:59:08.715259   1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 [   59.789814] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4520 01:59:08.730090  <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24[   59.805165] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4521 01:59:08.738768  [   59.820519] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4522 01:59:08.742564  [   59.827523] ---[ end trace dae40d50562c11f1 ]---
 4523 01:59:08.743722   18
 4524 01:59:08.754596  # [   52.072435] RSP: 002b:00007ffd42221558 EFLAGS: 0000024[   59.832681] lkdtm: Overflow detected: saturated
 4525 01:59:08.756835  6 ORIG_RAX: 0000000000000001
 4526 01:59:08.765896  # [   52.080889] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcb3707af33
 4527 01:59:08.773914  # [   52.088859] RDX: 000000000000000a RSI: 00007fcb36f6b000 RDI: 0000000000000001
 4528 01:59:08.781444  # [   52.096827] RBP: 00007fcb36f6b000 R08: 00007fcb36f6a010 R09: 0000000000000000
 4529 01:59:08.789053  # [   52.104794] R10: 00007fcb371751c0 R11: 0000000000000246 R12: 0000000000000001
 4530 01:59:08.797815  # [   52.112763] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4531 01:59:08.801625  # EXEC_DATA: saw 'call trace:': ok
 4532 01:59:08.805847  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4533 01:59:08.808606  # selftests: lkdtm: EXEC_STACK.sh
 4534 01:59:08.809192  # Killed
 4535 01:59:08.814695  # [   52.198777] lkdtm: Performing direct entry EXEC_STACK
 4536 01:59:08.821197  # [   52.207214] lkdtm: attempting ok execution at ffffffff876b1d00
 4537 01:59:08.828336  # [   52.213737] lkdtm: attempting bad execution at ffffb9fd822b7e18
 4538 01:59:08.836374  [   59.917500] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 4539 01:59:08.842900  [   59.926117] lkdtm: attempting bad refcount_add_not_zero() overflow
 4540 01:59:08.847837  [   59.933025] ------------[ cut here ]------------
 4541 01:59:08.854597  [   59.938192] refcount_t: saturated; leaking memory.
 4542 01:59:08.863918  [   59.943580] WARNING: CPU: 2 PID: 2148 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 4543 01:59:08.895618  # [   52.220365] kernel tried to execute NX-protected page - exp[   59.952923] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4544 01:59:08.903956  [   59.985568] CPU: 2 PID: 2148 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4545 01:59:08.906500  loit attempt? (uid: 0)
 4546 01:59:08.916834  # [   52.234934] BUG: unable to handle p[   59.994251] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4547 01:59:08.921821  age fault for address: ffffb9fd822b7e18
 4548 01:59:08.928970  # [   52.242610] #PF: s[   60.007279] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 4549 01:59:08.950356  [   60.019233] Code: 05 e4 33 76 01 01 e8 1e ef 95 00 0f 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7 33 76 01 01 e8 ff ee 95 00 <0f> 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5
 4550 01:59:08.955815  [   60.040224] RSP: 0018:ffffb9fd82a0fe38 EFLAGS: 00010282
 4551 01:59:08.963883  [   60.046061] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4552 01:59:08.971562  [   60.054034] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 4553 01:59:08.979802  [   60.062011] RBP: ffffffff886c7d18 R08: 0000000000000000 R09: 0000000000000000
 4554 01:59:08.987949  [   60.070016] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4555 01:59:08.996180  [   60.077990] R13: ffffb9fd82a0ff10 R14: ffffb9fd82a0ff10 R15: ffff988c83270000
 4556 01:59:09.004528  [   60.085963] FS:  00007f6ec350b580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4557 01:59:09.012560  [   60.095006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4558 01:59:09.020589  [   60.101424] CR2: 00007f6ec3324000 CR3: 0000000103c0c005 CR4: 00000000003706e0
 4559 01:59:09.022117  [   60.109408] Call Trace:
 4560 01:59:09.027860  [   60.112138]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 4561 01:59:09.034827  [   60.118292]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 4562 01:59:09.039180  [   60.124516]  direct_entry.cold+0x2c/0x38
 4563 01:59:09.043015  [   60.128897]  full_proxy_write+0x56/0x80
 4564 01:59:09.046883  [   60.133180]  vfs_write+0xea/0x390
 4565 01:59:09.050776  [   60.136880]  ksys_write+0x68/0xe0
 4566 01:59:09.054154  [   60.140580]  do_syscall_64+0x33/0x40
 4567 01:59:09.059969  [   60.144573]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4568 01:59:09.064195  [   60.150215] RIP: 0033:0x7f6ec3433f33
 4569 01:59:09.085840  [   60.154206] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4570 01:59:09.093619  [   60.175195] RSP: 002b:00007ffcc2833de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4571 01:59:09.101800  [   60.183652] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6ec3433f33
 4572 01:59:09.110548  [   60.191616] RDX: 000000000000001f RSI: 00007f6ec3324000 RDI: 0000000000000001
 4573 01:59:09.117164  [   60.199589] RBP: 00007f6ec3324000 R08: 00007f6ec3323010 R09: 0000000000000000
 4574 01:59:09.125867  [   60.207562] R10: 00007f6ec352e1c0 R11: 0000000000000246 R12: 0000000000000001
 4575 01:59:09.133420  [   60.215534] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4576 01:59:09.137222  [   60.223509] irq event stamp: 0
 4577 01:59:09.143845  [   60.226916] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4578 01:59:09.153141  [   60.233919] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4579 01:59:09.161887  [   60.243058] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4580 01:59:09.168868  [   60.252197] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4581 01:59:09.174694  [   60.259198] ---[ end trace dae40d50562c11f2 ]---
 4582 01:59:09.179301  [   60.264361] lkdtm: Overflow detected: saturated
 4583 01:59:09.183701  upervisor instruction fetch in kernel mode
 4584 01:59:09.189898  # [   52.248928] #PF: error_code(0x0011) - permissions violation
 4585 01:59:09.199261  # [   52.255140] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103204067 PTE 800000010404b063
 4586 01:59:09.203480  # [   52.264182] Oops: 0011 [#6] SMP PTI
 4587 01:59:09.212117  # [   52.274284] CPU: 3 PID: 1662 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4588 01:59:09.219149  # [   52.282932] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4589 01:59:09.223572  # [   52.289737] RIP: 0010:0xffffb9fd822b7e18
 4590 01:59:09.245556  # [   52.294111] Code: 00 00 18 7e 2b 82 fd b9 ff ff cb 5d d2 87 ff ff ff ff 20 00 00 00 00 00 00 00 16 80 6c 88 ff ff ff ff f7 5e d2 87 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4591 01:59:09.251029  # [   52.315094] RSP: 0018:ffffb9fd822b7df8 EFLAGS: 00010246
 4592 01:59:09.259080  # [   52.320927] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4593 01:59:09.267588  # [   52.328895] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 4594 01:59:09.275465  # [   52.336864] RBP: ffffb9fd822b7e18 R08: 0000000000000000 R09: 0000000000000000
 4595 01:59:09.283510  # [   52.344834] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4596 01:59:09.291606  # [   52.352803[   60.372500] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 4597 01:59:09.296691  [   60.381396] lkdtm: attempting good refcount_dec()
 4598 01:59:09.303260  [   60.386653] lkdtm: attempting bad refcount_dec() to zero
 4599 01:59:09.308420  [   60.392593] ------------[ cut here ]------------
 4600 01:59:09.314507  [   60.397758] refcount_t: decrement hit 0; leaking memory.
 4601 01:59:09.323199  [   60.403730] WARNING: CPU: 3 PID: 2180 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 4602 01:59:09.355150  ] R13: ffffb9fd822b7f10 R14: ffffb9fd822b7f10 R15: ffff988c826bd[   60.413070] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4603 01:59:09.364101  [   60.445715] CPU: 3 PID: 2180 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4604 01:59:09.371262  [   60.454419] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4605 01:59:09.376806  [   60.461231] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 4606 01:59:09.397673  [   60.466969] Code: ff 48 c7 c7 70 3b 66 88 c6 05 80 33 76 01 01 e8 bd ee 95 00 0f 0b c3 48 c7 c7 40 3b 66 88 c6 05 6b 33 76 01 01 e8 a7 ee 95 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 4607 01:59:09.404027  [   60.487962] RSP: 0018:ffffb9fd82aa7e48 EFLAGS: 00010286
 4608 01:59:09.411285  [   60.493800] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 4609 01:59:09.419857  [   60.501774] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 4610 01:59:09.428626  [   60.509750] RBP: ffffffff886c80d1 R08: 0000000000000000 R09: 0000000000000000
 4611 01:59:09.435658  [   60.517723] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 4612 01:59:09.443487  [   60.525696] R13: ffffb9fd82aa7f10 R14: ffffb9fd82aa7f10 R15: ffff988c854e8000
 4613 01:59:09.452546  [   60.533671] FS:  00007f8ec0e4d580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4614 01:59:09.458642  [   60.542713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4615 01:59:09.466905  [   60.549134] CR2: 00007f8ec0c66000 CR3: 0000000103e74004 CR4: 00000000003706e0
 4616 01:59:09.469664  [   60.557109] Call Trace:
 4617 01:59:09.474504  [   60.559842]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 4618 01:59:09.478946  [   60.564836]  direct_entry.cold+0x2c/0x38
 4619 01:59:09.483961  [   60.569220]  full_proxy_write+0x56/0x80
 4620 01:59:09.486717  [   60.573535]  vfs_write+0xea/0x390
 4621 01:59:09.492251  [   60.577239]  ksys_write+0x68/0xe0
 4622 01:59:09.495587  [   60.580941]  do_syscall_64+0x33/0x40
 4623 01:59:09.500409  [   60.584937]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4624 01:59:09.504857  [   60.590611] RIP: 0033:0x7f8ec0d75f33
 4625 01:59:09.525249  [   60.594604] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4626 01:59:09.534308  [   60.615596] RSP: 002b:00007ffc4d453b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4627 01:59:09.541896  [   60.624059] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8ec0d75f33
 4628 01:59:09.549713  [   60.632032] RDX: 0000000000000012 RSI: 00007f8ec0c66000 RDI: 0000000000000001
 4629 01:59:09.557867  [   60.640007] RBP: 00007f8ec0c66000 R08: 00007f8ec0c65010 R09: 0000000000000000
 4630 01:59:09.566155  [   60.647982] R10: 00007f8ec0e701c0 R11: 0000000000000246 R12: 0000000000000001
 4631 01:59:09.566740  000
 4632 01:59:09.580013  # [   52.360772] FS:  00007f314dfa7580(0000) GS:ffff988cfad[   60.655957] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4633 01:59:09.583662  80000(0000) knlGS:0000000000000000
 4634 01:59:09.589657  # [   52.369810] CS:  0010 D[   60.670149] irq event stamp: 0
 4635 01:59:09.593453  S: 0000 ES: 0000 CR0: 0000000080050033
 4636 01:59:09.602792  # [   52.376225] CR2: ff[   60.679773] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4637 01:59:09.611567  [   60.692993] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4638 01:59:09.620941  [   60.702156] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4639 01:59:09.628879  [   60.711295] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4640 01:59:09.633736  [   60.718296] ---[ end trace dae40d50562c11f3 ]---
 4641 01:59:09.637698  [   60.723457] lkdtm: Zero detected: saturated
 4642 01:59:09.644244  ffb9fd822b7e18 CR3: 0000000104d78001 CR4: 00000000003706e0
 4643 01:59:09.646665  # [   52.384193] Call Trace:
 4644 01:59:09.650964  # [   52.386921]  ? execute_location+0x48/0x56
 4645 01:59:09.656425  # [   52.391408]  ? lkdtm_EXEC_STACK+0x26/0x40
 4646 01:59:09.660830  # [   52.395910]  ? direct_entry.cold+0x2c/0x38
 4647 01:59:09.665705  # [   52.400483]  ? full_proxy_write+0x56/0x80
 4648 01:59:09.669609  # [   52.404957]  ? vfs_write+0xea/0x390
 4649 01:59:09.673435  # [   52.408847]  ? ksys_write+0x68/0xe0
 4650 01:59:09.677787  # [   52.412739]  ? do_syscall_64+0x33/0x40
 4651 01:59:09.684415  # [   52.416922]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4652 01:59:09.710689  # [   52.422756] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4653 01:59:09.719686  # [   52.449218] CR2[   60.799675] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4654 01:59:09.725489  [   60.809703] lkdtm: attempting bad refcount_dec() below zero
 4655 01:59:09.728168  : ffffb9fd822b7e18
 4656 01:59:09.737138  # [   52.452914] ---[ end trace dae40d50562c[   60.815958] ------------[ cut here ]------------
 4657 01:59:09.743026  [   60.827325] refcount_t: decrement hit 0; leaking memory.
 4658 01:59:09.744710  11e4 ]---
 4659 01:59:09.748618  # [   52.458067] RIP: 0010:lkdtm_BUG+0x5/0x10
 4660 01:59:09.758527  # [   [   60.833297] WARNING: CPU: 2 PID: 2215 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 4661 01:59:09.785778  [   60.848829] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4662 01:59:09.800857  52.462443] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea[   60.875296] CPU: 2 PID: 2215 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4663 01:59:09.806872  [   60.890158] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4664 01:59:09.812363  [   60.896967] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 4665 01:59:09.835059  [   60.902707] Code: ff 48 c7 c7 70 3b 66 88 c6 05 80 33 76 01 01 e8 bd ee 95 00 0f 0b c3 48 c7 c7 40 3b 66 88 c6 05 6b 33 76 01 01 e8 a7 ee 95 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 4666 01:59:09.838929  [   60.923695] RSP: 0018:ffffb9fd82b4fe48 EFLAGS: 00010286
 4667 01:59:09.848200  [   60.929531] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 4668 01:59:09.855160  [   60.937505] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 4669 01:59:09.863572  [   60.945481] RBP: ffffffff886c80e3 R08: 0000000000000000 R09: 0000000000000000
 4670 01:59:09.877413   ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc [   60.953456] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4671 01:59:09.885926  [   60.967644] R13: ffffb9fd82b4ff10 R14: ffffb9fd82b4ff10 R15: ffff988c83fc1000
 4672 01:59:09.894676  [   60.975615] FS:  00007fde815dd580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4673 01:59:09.900750  [   60.984655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4674 01:59:09.909088  [   60.991072] CR2: 00007fde813f6000 CR3: 000000010270c006 CR4: 00000000003706e0
 4675 01:59:09.911868  [   60.999037] Call Trace:
 4676 01:59:09.917689  [   61.001768]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 4677 01:59:09.921286  [   61.007122]  direct_entry.cold+0x2c/0x38
 4678 01:59:09.925708  [   61.011527]  full_proxy_write+0x56/0x80
 4679 01:59:09.929417  [   61.015810]  vfs_write+0xea/0x390
 4680 01:59:09.933168  [   61.019511]  ksys_write+0x68/0xe0
 4681 01:59:09.937071  [   61.023212]  do_syscall_64+0x33/0x40
 4682 01:59:09.942477  [   61.027202]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4683 01:59:09.946742  [   61.032845] RIP: 0033:0x7fde81505f33
 4684 01:59:09.968193  [   61.036834] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4685 01:59:09.977046  [   61.057821] RSP: 002b:00007ffce70897b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4686 01:59:09.984199  [   61.066281] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fde81505f33
 4687 01:59:09.991743  [   61.074253] RDX: 0000000000000016 RSI: 00007fde813f6000 RDI: 0000000000000001
 4688 01:59:10.000927  [   61.082224] RBP: 00007fde813f6000 R08: 00007fde813f5010 R09: 0000000000000000
 4689 01:59:10.009703  [   61.090187] R10: 00007fde816001c0 R11: 0000000000000246 R12: 0000000000000001
 4690 01:59:10.017425  [   61.098160] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4691 01:59:10.019562  [   61.106134] irq event stamp: 0
 4692 01:59:10.026635  [   61.109542] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4693 01:59:10.035697  [   61.116545] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4694 01:59:10.044909  [   61.125705] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4695 01:59:10.051861  [   61.134842] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4696 01:59:10.056828  [   61.141844] ---[ end trace dae40d50562c11f4 ]---
 4697 01:59:10.061712  [   61.147000] lkdtm: Negative detected: saturated
 4698 01:59:10.070943  0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4699 01:59:10.075989  # [   52.483425] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4700 01:59:10.084244  # [   52.489259] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4701 01:59:10.092428  # [   52.497228] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4702 01:59:10.101544  # [   52.505197] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4703 01:59:10.109024  # [   52.513165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4704 01:59:10.118393  # [   52.521133] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4705 01:59:10.127598  # [   52.529102] FS:  00007f314dfa7580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 4706 01:59:10.134573  # [   52.538138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4707 01:59:10.143959  # [   52.544553] CR2: ffffb9fd822b7e18 CR3: 0000000104d78001 CR4: 00000000003706e0
 4708 01:59:10.146565  # EXEC_STACK: saw 'call trace:': ok
 4709 01:59:10.150368  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4710 01:59:10.154184  # selftests: lkdtm: EXEC_KMALLOC.sh
 4711 01:59:10.154776  # Killed
 4712 01:59:10.161923  # [   52.622943] lkdtm: Performing direct entry EXEC_KMALLOC
 4713 01:59:10.169232  # [   52.632987] lkdtm: attempting ok execution at ffffffff876b1d00
 4714 01:59:10.175724  # [   52.639495] lkdtm: attempting bad execution at ffff988c84c9f100
 4715 01:59:10.184990  # [   52.646110] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4716 01:59:10.193290  # [   52.654473] BUG: unable to handle page fault for address: ffff988c84c9f100
 4717 01:59:10.199851  # [   52.662153] #PF: supervisor instruction fetch in kernel mode
 4718 01:59:10.205889  # [   52.668463] #PF: error_code(0x0011) - permissions violation
 4719 01:59:10.215028  # [   52.674684] PGD 25401067 P4D 25401067 PUD 10084e063 PMD 10548f063 PTE 8000000104c9f163
 4720 01:59:10.218884  # [   52.683535] Oops: 0011 [#7] SMP PTI
 4721 01:59:10.228220  # [   52.693640] CPU: 2 PID: 1698 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4722 01:59:10.234930  # [   52.702290] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4723 01:59:10.239923  # [   52.709095] RIP: 0010:0xffff988c84c9f100
 4724 01:59:10.261355  # [   52.713471] Code: 00 00 02 00 00 00 00 00 00 00 40 f4 c9 84 8c 98 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 ef 86 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4725 01:59:10.267934  # [   52.734454] RSP: 0018:ffffb9fd822efe38 EFLAGS: 00010246
 4726 01:59:10.276173  # [   52.740287] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4727 01:59:10.284521  # [   52.748257] RDX: 0000000000000000 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 4728 01:59:10.293185  # [   52.756226] RBP: ffff988c84c9f100 R08: 0000000000000000 R09: 0000000000000000
 4729 01:59:10.301477  # [   52.764195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4730 01:59:10.310012  # [   52.772163] R13: ffffb9fd822eff10 R14: ffffb9fd822eff10 R15: ffff988c83e87000
 4731 01:59:10.319774  # [   52.780131] FS:  00007fa818ded580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4732 01:59:10.326394  # [   52.789169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4733 01:59:10.335112  # [   52.795583] CR2: ffff988c84c9f100 CR3: 0000000103d18001 CR4: 00000000003706e0
 4734 01:59:10.338637  # [   52.803550] Call Trace:
 4735 01:59:10.342430  # [   52.806276]  ? execute_location+0x48/0x56
 4736 01:59:10.349024  # [   52.810751]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4737 01:59:10.353889  # [   52.815418]  ? direct_entry.cold+0x2c/0x38
 4738 01:59:10.357788  # [   52.819990]  ? full_proxy_write+0x56/0x80
 4739 01:59:10.362841  # [   52.824464]  ? vfs_write+0xea/0x390
 4740 01:59:10.366234  # [   52.828359]  ? ksys_write+0x68/0xe0
 4741 01:59:10.371118  # [   52.832250]  ? do_syscall_64+0x33/0x40
 4742 01:59:10.377179  # [   52.836433]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4743 01:59:10.404643  # [   52.842267] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4744 01:59:10.409480  # [   52.868715] CR2: ffff988c84c9f100
 4745 01:59:10.414602  # [   52.878625] ---[ end trace dae40d50562c11e5 ]---
 4746 01:59:10.419536  # [   52.883778] RIP: 0010:lkdtm_BUG+0x5/0x10
 4747 01:59:10.441388  # [   52.888154] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4748 01:59:10.448585  # [   52.909136] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4749 01:59:10.457123  # [   52.914966] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 4750 01:59:10.464149  # [   52.922933] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 4751 01:59:10.472552  # [   52.930899] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 4752 01:59:10.481370  # [   52.938867] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4753 01:59:10.491564  # [   52.946834] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 4754 01:59:10.500200  # [   52.954805] FS:  00007fa818ded580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4755 01:59:10.506208  # [   52.963841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4756 01:59:10.514884  # [   52.970256] CR2: ffff988c84c9f100 CR3: 0000000103d18001 CR4: 00000000003706e0
 4757 01:59:10.518085  # EXEC_KMALLOC: saw 'call trace:': ok
 4758 01:59:10.522484  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4759 01:59:10.525712  # selftests: lkdtm: EXEC_VMALLOC.sh
 4760 01:59:10.526800  # Killed
 4761 01:59:10.533726  # [   53.085858] lkdtm: Performing direct entry EXEC_VMALLOC
 4762 01:59:10.539639  # [   53.095993] lkdtm: attempting ok execution at ffffffff876b1d00
 4763 01:59:10.546616  # [   53.108709] lkdtm: attempting bad execution at ffffb9fd80353000
 4764 01:59:10.555537  # [   53.121552] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4765 01:59:10.564217  # [   53.136106] BUG: unable to handle page fault for address: ffffb9fd80353000
 4766 01:59:10.569152  # [   53.143776] #PF: supervisor instruction fetch in kernel mode
 4767 01:59:10.575832  # [   53.150096] #PF: error_code(0x0011) - permissions violation
 4768 01:59:10.585079  # [   53.156318] PGD 100000067 P4D 100000067 PUD 100211067 PMD 10099f067 PTE 8000000103cd7063
 4769 01:59:10.589014  # [   53.165361] Oops: 0011 [#8] SMP PTI
 4770 01:59:10.597653  # [   53.169246] CPU: 1 PID: 1734 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4771 01:59:10.604815  # [   53.177888] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4772 01:59:10.612509  [   61.690887] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4773 01:59:10.616904  # [   53.184693] RIP: 0010:0xffffb9fd80353000
 4774 01:59:10.625319  # [   53.189070] [   61.702467] lkdtm: attempting bad refcount_dec_and_test() below zero
 4775 01:59:10.631953  Code: Unable to access opcode bytes at RIP 0xffffb9fd80352fd6.
 4776 01:59:10.637007  [   61.715758] ------------[ cut here ]------------
 4777 01:59:10.643515  # [   53.196750] RSP: 0018:ffffb9fd823a7e38 EFLAGS: 00010246
 4778 01:59:10.648338  # [   61.727119] refcount_t: underflow; use-after-free.
 4779 01:59:10.664743  [   53.202584] RAX: 0000000000000033 RBX: 0000000000000001 RCX: [   61.738727] WARNING: CPU: 0 PID: 2250 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 4780 01:59:10.666386  0000000000000000
 4781 01:59:10.697584  # [   53.210554] RDX: 0000000000000000 RSI: ff[   61.754286] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4782 01:59:10.700754  ff988cfac9bf70 RDI: ffff988cfac9bf70
 4783 01:59:10.712314  # [   53.218525] RBP: ffff[   61.786931] CPU: 0 PID: 2250 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4784 01:59:10.719031  [   61.801791] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4785 01:59:10.724497  b9fd80353000 R08: 0000000000000000 R09: 0000000000000000
 4786 01:59:10.730602  # [   [   61.808634] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 4787 01:59:10.757186  53.226496] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000[   61.820593] Code: 05 c7 33 76 01 01 e8 ff ee 95 00 0f 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5 33 76 01 01 e8 e0 ee 95 00 <0f> 0b c3 80 3d 94 33 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 3b 66
 4788 01:59:10.760497  00000000000d
 4789 01:59:10.769850  # [   53.234466] R13: ffffb9fd823a7f10 R14: ffffb9[   61.847822] RSP: 0018:ffffb9fd82bd7e40 EFLAGS: 00010286
 4790 01:59:10.777512  [   61.859863] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 4791 01:59:10.780843  fd823a7f10 R15: ffff988c83cd7000
 4792 01:59:10.791994  # [   53.242437] FS:  00007f2c[   61.867861] RDX: ffff988cfac2c660 RSI: ffff988cfac1bf70 RDI: ffff988cfac1bf70
 4793 01:59:10.806644  d5174580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000[   61.882054] RBP: ffffffff886c7d38 R08: 0000000000000000 R09: 0000000000000000
 4794 01:59:10.813951  [   61.896209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4795 01:59:10.828470  # [   53.251477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050[   61.904215] R13: ffffb9fd82bd7f10 R14: ffffb9fd82bd7f10 R15: ffff988c840c0000
 4796 01:59:10.829071  033
 4797 01:59:10.844471  # [   53.257893] CR2: ffffb9fd80352fd6 CR3: 0000000103d1800[   61.918403] FS:  00007f9454e25580(0000) GS:ffff988cfac00000(0000) knlGS:0000000000000000
 4798 01:59:10.849952  [   61.933634] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4799 01:59:10.852102  5 CR4: 00000000003706e0
 4800 01:59:10.856375  # [   53.265863] Call Trace:
 4801 01:59:10.864043  # [   53.[   61.940086] CR2: 00007f9454c3e000 CR3: 00000001064c0005 CR4: 00000000003706f0
 4802 01:59:10.868355  268592]  ? execute_location+0x48/0x56
 4803 01:59:10.873300  # [   53.273069]  ? lkdtm[   61.954274] Call Trace:
 4804 01:59:10.875352  _EXEC_VMALLOC+0x20/0x30
 4805 01:59:10.885775  # [   53.283950]  ? direct_entry.cold+0[   61.963241]  __refcount_sub_and_test.constprop.0+0x34/0x40
 4806 01:59:10.886291  x2c/0x38
 4807 01:59:10.891273  # [   53.288523]  ? full_proxy_write+0x56/0x80
 4808 01:59:10.898493  # [   [   61.975590]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 4809 01:59:10.901737  53.292989]  ? vfs_write+0xea/0x390
 4810 01:59:10.908210  # [   53.296881]  ? ksys_wri[   61.988044]  direct_entry.cold+0x2c/0x38
 4811 01:59:10.909890  te+0x68/0xe0
 4812 01:59:10.914869  # [   53.300772]  ? do_syscall_64+0x33/0x40
 4813 01:59:10.918900  # [  [   61.998676]  full_proxy_write+0x56/0x80
 4814 01:59:10.924504   53.304956]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4815 01:59:10.929296  # [   5[   62.009137]  vfs_write+0xea/0x390
 4816 01:59:10.939278  3.310783] Modules linked in: fuse ip_tables cros_ec_sensors cros[   62.019084]  ksys_write+0x68/0xe0
 4817 01:59:10.948941  _ec_sensors_core industrialio_triggered_buffer kfifo_buf industr[   62.028993]  do_syscall_64+0x33/0x40
 4818 01:59:10.960862  ialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_[   62.039237]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4819 01:59:10.970647  sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usb[   62.051053] RIP: 0033:0x7f9454d4df33
 4820 01:59:10.972387  pd_notify
 4821 01:59:10.975738  # [   53.343428] CR2: ffffb9fd80353000
 4822 01:59:10.998265  # [   53.3471[   62.061274] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4823 01:59:11.002645  16] ---[ end trace dae40d50562c11e6 ]---
 4824 01:59:11.014055  # [   53.352269] RIP: [   62.088487] RSP: 002b:00007ffdeb5ceb88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4825 01:59:11.015780  0010:lkdtm_BUG+0x5/0x10
 4826 01:59:11.026689  # [   53.356645] Code: 59 a5 ff 48 c7 c[   62.103208] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9454d4df33
 4827 01:59:11.041291  0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff[   62.117385] RDX: 000000000000001f RSI: 00007f9454c3e000 RDI: 0000000000000001
 4828 01:59:11.055329   eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 8[   62.131619] RBP: 00007f9454c3e000 R08: 00007f9454c3d010 R09: 0000000000000000
 4829 01:59:11.060773  4 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4830 01:59:11.070401  # [   53.3776[   62.145795] R10: 00007f9454e481c0 R11: 0000000000000246 R12: 0000000000000001
 4831 01:59:11.075132  28] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4832 01:59:11.083843  # [   53.383461[   62.160026] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4833 01:59:11.093818  ] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000[   62.174206] irq event stamp: 0
 4834 01:59:11.093910  000
 4835 01:59:11.106952  # [   53.391430] RDX: 0000000000000000 RSI: ffff988cfac9bf7[   62.183833] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4836 01:59:11.109608  0 RDI: ffffffff882d9a70
 4837 01:59:11.122414  # [   53.399415] RBP: ffffffff88723350 [   62.197059] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4838 01:59:11.127426  R08: 0000000000000001 R09: 0000000000000001
 4839 01:59:11.137797  # [   53.407384] R1[   62.212471] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4840 01:59:11.151515  0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004[   62.227783] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4841 01:59:11.163010  # [   53.415357] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R1[   62.241037] ---[ end trace dae40d50562c11f5 ]---
 4842 01:59:11.164722  5: ffff988c85749000
 4843 01:59:11.174014  # [   53.423327] FS:  00007f2cd5174580(0000[   62.252389] lkdtm: Negative detected: saturated
 4844 01:59:11.178477  ) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 4845 01:59:11.185110  # [   53.432367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4846 01:59:11.193831  # [   53.438783] CR2: ffffb9fd80352fd6 CR3: 0000000103d18005 CR4: 00000000003706e0
 4847 01:59:11.204353  # [   53.446753] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4848 01:59:11.211816  # [   53.456666] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1734, name: cat
 4849 01:59:11.217298  # [   53.465121] INFO: lockdep is turned off.
 4850 01:59:11.219921  # [   53.469496] irq event stamp: 0
 4851 01:59:11.227675  # [   53.472901] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4852 01:59:11.237069  # [   53.479902] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4853 01:59:11.246725  # [   53.489038] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4854 01:59:11.253302  # [   53.498175] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4855 01:59:11.267998  # [   53.505173] CPU: 1 PID: 1734 Comm: cat Tainted: G      D W         5.1[   62.347703] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4856 01:59:11.274996  [   62.358260] lkdtm: attempting bad refcount_sub_and_test() below zero
 4857 01:59:11.281002  [   62.365396] ------------[ cut here ]------------
 4858 01:59:11.282086  0.131-cip13 #1
 4859 01:59:11.291930  # [   53.513824] Hardware name: Google Rammus/Ra[   62.370574] refcount_t: underflow; use-after-free.
 4860 01:59:11.301826  [   62.382145] WARNING: CPU: 2 PID: 2285 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 4861 01:59:11.327514  [   62.391482] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4862 01:59:11.336217  [   62.417930] CPU: 2 PID: 2285 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4863 01:59:11.343848  [   62.426609] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4864 01:59:11.348864  [   62.433421] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 4865 01:59:11.370202  [   62.439185] Code: 05 c7 33 76 01 01 e8 ff ee 95 00 0f 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5 33 76 01 01 e8 e0 ee 95 00 <0f> 0b c3 80 3d 94 33 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 3b 66
 4866 01:59:11.376143  [   62.460175] RSP: 0018:ffffb9fd82c37e40 EFLAGS: 00010286
 4867 01:59:11.383907  [   62.466013] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 4868 01:59:11.392177  [   62.473988] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 4869 01:59:11.399983  [   62.481964] RBP: ffffffff886c7d58 R08: 0000000000000000 R09: 0000000000000000
 4870 01:59:11.407955  [   62.489938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4871 01:59:11.415356  [   62.497910] R13: ffffb9fd82c37f10 R14: ffffb9fd82c37f10 R15: ffff988c86470000
 4872 01:59:11.424461  [   62.505884] FS:  00007fb3161f3580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 4873 01:59:11.432731  [   62.514926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4874 01:59:11.439383  [   62.521363] CR2: 00007fb31600c000 CR3: 00000001055ec004 CR4: 00000000003706e0
 4875 01:59:11.442130  mmus, BIOS  09/04/2020
 4876 01:59:11.444308  # [   53.520628] Call Trace:
 4877 01:59:11.449280  # [   53.5[   62.529337] Call Trace:
 4878 01:59:11.451586  23364]  dump_stack+0x77/0x97
 4879 01:59:11.460557  # [   53.527063]  ___might_sleep.c[   62.538285]  __refcount_sub_and_test.constprop.0+0x34/0x40
 4880 01:59:11.462653  old+0xa6/0xb6
 4881 01:59:11.465978  # [   53.531627]  exit_signals+0x1c/0x2d0
 4882 01:59:11.473003  # [   [   62.550627]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 4883 01:59:11.476241  53.535616]  do_exit+0xd5/0xb00
 4884 01:59:11.483292  # [   53.539112]  ? ksys_write+0[   62.563069]  direct_entry.cold+0x2c/0x38
 4885 01:59:11.487743  [   62.573670]  full_proxy_write+0x56/0x80
 4886 01:59:11.491980  [   62.577984]  vfs_write+0xea/0x390
 4887 01:59:11.495753  [   62.581683]  ksys_write+0x68/0xe0
 4888 01:59:11.496314  x68/0xe0
 4889 01:59:11.501183  # [   53.542996]  rewind_stack_do_exit+0x17/0x20
 4890 01:59:11.505119  # [ [   62.585387]  do_syscall_64+0x33/0x40
 4891 01:59:11.511700  [   62.595595]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4892 01:59:11.515553  [   62.601238] RIP: 0033:0x7fb31611bf33
 4893 01:59:11.536877  [   62.605228] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4894 01:59:11.544478  [   62.626240] RSP: 002b:00007ffc543747b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4895 01:59:11.548127    53.547665] RIP: 0033:0x7f2cd509cf33
 4896 01:59:11.558585  # [   53.551654] Code: 8b[   62.634713] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb31611bf33
 4897 01:59:11.566710  [   62.648895] RDX: 000000000000001f RSI: 00007fb31600c000 RDI: 0000000000000001
 4898 01:59:11.574885  [   62.656868] RBP: 00007fb31600c000 R08: 00007fb31600b010 R09: 0000000000000000
 4899 01:59:11.583642  [   62.664841] R10: 00007fb3162161c0 R11: 0000000000000246 R12: 0000000000000001
 4900 01:59:11.590672  [   62.672805] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4901 01:59:11.593919  [   62.680781] irq event stamp: 0
 4902 01:59:11.601113  [   62.684188] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4903 01:59:11.609829  [   62.691192] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4904 01:59:11.619501  [   62.700332] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4905 01:59:11.626358  [   62.709494] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4906 01:59:11.631793  [   62.716495] ---[ end trace dae40d50562c11f6 ]---
 4907 01:59:11.636810  [   62.721643] lkdtm: Negative detected: saturated
 4908 01:59:11.656783   15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4909 01:59:11.664833  # [   53.572630] RSP: 002b:00007ffd3b6b4b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4910 01:59:11.672300  # [   53.581087] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f2cd509cf33
 4911 01:59:11.680640  # [   53.589057] RDX: 000000000000000d RSI: 00007f2cd4f8d000 RDI: 0000000000000001
 4912 01:59:11.688312  # [   53.597028] RBP: 00007f2cd4f8d000 R08: 00007f2cd4f8c010 R09: 0000000000000000
 4913 01:59:11.696378  # [   53.604999] R10: 00007f2cd51971c0 R11: 0000000000000246 R12: 0000000000000001
 4914 01:59:11.704652  # [   53.612970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4915 01:59:11.708591  # EXEC_VMALLOC: saw 'call trace:': ok
 4916 01:59:11.713957  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4917 01:59:11.716060  # selftests: lkdtm: EXEC_RODATA.sh
 4918 01:59:11.717083  # Killed
 4919 01:59:11.723865  # [ [   62.801651] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4920 01:59:11.729915    53.699191] lkdtm: Performing direct entry EXEC_RODATA
 4921 01:59:11.737063  # [   5[   62.814033] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4922 01:59:11.743469  3.707483] lkdtm: attempting ok execution at ffffffff876b1d00
 4923 01:59:11.747838  # [   62.827340] lkdtm: Good: zero detected
 4924 01:59:11.758444  [   53.720210] lkdtm: attempting bad execution at ffffffff882d9f[   62.837741] lkdtm: Correctly stayed at zero
 4925 01:59:11.759061  00
 4926 01:59:11.772115  # [   53.733038] kernel tried to execute NX-protected page -[   62.848628] lkdtm: attempting bad refcount_inc() from zero
 4927 01:59:11.773715   exploit attempt? (uid: 0)
 4928 01:59:11.782050  # [   53.747612] BUG: unable to hand[   62.861014] ------------[ cut here ]------------
 4929 01:59:11.787436  le page fault for address: ffffffff882d9f00
 4930 01:59:11.793972  # [   53.755292] #P[   62.872372] refcount_t: addition on 0; use-after-free.
 4931 01:59:11.799045  F: supervisor instruction fetch in kernel mode
 4932 01:59:11.810006  # [   53.761614][   62.884382] WARNING: CPU: 0 PID: 2317 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 4933 01:59:11.814959   #PF: error_code(0x0011) - permissions violation
 4934 01:59:11.842866  # [   53.76783[   62.899902] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4935 01:59:11.857158  6] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 80000000238000e1 [   62.932515] CPU: 0 PID: 2317 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 4936 01:59:11.857515  
 4937 01:59:11.861655  # [   53.775324] Oops: 0011 [#9] SMP PTI
 4938 01:59:11.870248  # [   53.785428] CPU:[   62.947428] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4939 01:59:11.882856   1 PID: 1770 Comm: cat Tainted: G      D W         5.10.131-cip1[   62.960500] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 4940 01:59:11.883352  3 #1
 4941 01:59:11.909760  # [   53.794076] Hardware name: Google Rammus/Rammus, BIOS[   62.972496] Code: 05 04 34 76 01 01 e8 3d ef 95 00 0f 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4 33 76 01 01 e8 1e ef 95 00 <0f> 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7
 4942 01:59:11.910950    09/04/2020
 4943 01:59:11.921188  # [   53.807098] RIP: 0010:lkdtm_rodata_do_nothing[   62.999730] RSP: 0018:ffffb9fd82cdfe48 EFLAGS: 00010286
 4944 01:59:11.923356  +0x0/0x10
 4945 01:59:11.936964  # [   53.812837] Code: ff ff f7 72 d2 87 ff ff ff ff [   63.011809] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 4946 01:59:11.950545  62 82 6c 88 ff ff ff ff ad 5a d2 87 ff ff ff ff 55 aa 55 aa 00 0[   63.025991] RDX: ffff988cfac2c660 RSI: ffff988cfac1bf70 RDI: ffff988cfac1bf70
 4947 01:59:11.964328  0 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 00 00 00 00 00 00 [   63.040204] RBP: ffffffff886c80f9 R08: 0000000000000000 R09: 0000000000000000
 4948 01:59:11.968522  00 00 00 00 00 00 54 68 69 73 20 69
 4949 01:59:11.978647  # [   53.840039] RSP: 0018:[   63.054433] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 4950 01:59:11.981539  ffffb9fd8241fe48 EFLAGS: 00010246
 4951 01:59:11.992865  # [   53.845875] RAX: 0000000[   63.068595] R13: ffffb9fd82cdff10 R14: ffffb9fd82cdff10 R15: ffff988c83c50000
 4952 01:59:11.998347  000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4953 01:59:12.008383  # [   53.[   63.082832] FS:  00007fde82acf580(0000) GS:ffff988cfac00000(0000) knlGS:0000000000000000
 4954 01:59:12.020609  853846] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffff988[   63.098078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4955 01:59:12.021642  cfac9bf70
 4956 01:59:12.034627  # [   53.861816] RBP: ffffffff882d9f00 R08: 000000000[   63.110717] CR2: 00007fde828e8000 CR3: 00000001056f2002 CR4: 00000000003706f0
 4957 01:59:12.037917  0000000 R09: 0000000000000000
 4958 01:59:12.044445  # [   53.869786] R10: 00000000fff[   63.124912] Call Trace:
 4959 01:59:12.048443  fe000 R11: 3fffffffffffffff R12: 000000000000000c
 4960 01:59:12.054929  # [   53.8777[   63.133855]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 4961 01:59:12.065302  58] R13: ffffb9fd8241ff10 R14: ffffb9fd8241ff10 R15: ffff988c83f[   63.145056]  direct_entry.cold+0x2c/0x38
 4962 01:59:12.066376  85000
 4963 01:59:12.076803  # [   53.885728] FS:  00007f2094a6a580(0000) GS:ffff988cf[   63.155673]  full_proxy_write+0x56/0x80
 4964 01:59:12.080124  ac80000(0000) knlGS:0000000000000000
 4965 01:59:12.086185  # [   53.894766] CS:  0010[   63.166171]  vfs_write+0xea/0x390
 4966 01:59:12.090082   DS: 0000 ES: 0000 CR0: 0000000080050033
 4967 01:59:12.095640  # [   53.901180] CR2: [   63.176114]  ksys_write+0x68/0xe0
 4968 01:59:12.102099  ffffffff882d9f00 CR3: 0000000103cc2005 CR4: 00000000003706e0
 4969 01:59:12.105812  # [   63.186011]  do_syscall_64+0x33/0x40
 4970 01:59:12.108648  [   53.909152] Call Trace:
 4971 01:59:12.118586  # [   53.911879]  ? execute_location[   63.196222]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4972 01:59:12.119778  +0x48/0x56
 4973 01:59:12.123718  # [   53.916358]  ? direct_entry.cold+0x2c/0x38
 4974 01:59:12.128163  # [[   63.208081] RIP: 0033:0x7fde829f7f33
 4975 01:59:12.132448     53.927138]  ? full_proxy_write+0x56/0x80
 4976 01:59:12.155712  # [   53.931614]  ?[   63.218310] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4977 01:59:12.157374   vfs_write+0xea/0x390
 4978 01:59:12.170059  # [   53.935497]  ? ksys_write+0x68/0xe0[   63.245527] RSP: 002b:00007ffd7c981f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4979 01:59:12.174502  # [   53.939390]  ? do_syscall_64+0x33/0x40
 4980 01:59:12.184785  # [   53.943594]  [   63.260186] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fde829f7f33
 4981 01:59:12.188491  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4982 01:59:12.198244  # [   53.949429] Mod[   63.274366] RDX: 0000000000000012 RSI: 00007fde828e8000 RDI: 0000000000000001
 4983 01:59:12.212316  ules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_c[   63.288561] RBP: 00007fde828e8000 R08: 00007fde828e7010 R09: 0000000000000000
 4984 01:59:12.220728  [   63.302738] R10: 00007fde82af21c0 R11: 0000000000000246 R12: 0000000000000001
 4985 01:59:12.234463  ore industrialio_triggered_buffer kfifo_buf industrialio cros_ec[   63.310723] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4986 01:59:12.244841  _chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec[   63.324934] irq event stamp: 0
 4987 01:59:12.250352  _lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4988 01:59:12.257979  # [   63.334533] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4989 01:59:12.261220  [   53.982074] CR2: ffffffff882d9f00
 4990 01:59:12.273180  # [   53.985772] ---[ end [   63.347755] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4991 01:59:12.275846  trace dae40d50562c11e7 ]---
 4992 01:59:12.289305  # [   53.990927] RIP: 0010:lkdtm_BU[   63.363150] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 4993 01:59:12.295800  [   63.378491] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4994 01:59:12.296425  G+0x5/0x10
 4995 01:59:12.306884  # [   53.995305] Code: 59 a5 ff 48 c7 c0 ea ff ff ff[   63.385526] ---[ end trace dae40d50562c11f7 ]---
 4996 01:59:12.317960   eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc [   63.396893] lkdtm: Zero detected: saturated
 4997 01:59:12.327311  cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 4998 01:59:12.333843  # [   54.016281] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 4999 01:59:12.341570  # [   54.022115] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 5000 01:59:12.349943  # [   54.030085] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5001 01:59:12.358115  # [   54.038055] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 5002 01:59:12.366511  # [   54.046026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5003 01:59:12.374362  # [   54.053997] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5004 01:59:12.384150  # [   54.061968] FS:  00007f2094a6a580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 5005 01:59:12.390284  # [   54.071007] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5006 01:59:12.398572  # [   54.077422] CR2:[   63.480723] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5007 01:59:12.406806  [   63.488679] lkdtm: attempting safe refcount_add_not_zero() from zero
 5008 01:59:12.409586  [   63.495786] lkdtm: Good: zero detected
 5009 01:59:12.414513  [   63.499971] lkdtm: Correctly stayed at zero
 5010 01:59:12.420625  [   63.504639] lkdtm: attempting bad refcount_add() from zero
 5011 01:59:12.425422  [   63.510756] ------------[ cut here ]------------
 5012 01:59:12.431511  [   63.515912] refcount_t: addition on 0; use-after-free.
 5013 01:59:12.440943  [   63.521682] WARNING: CPU: 3 PID: 2349 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5014 01:59:12.446623   ffffffff882d9f00 CR3: 0000000103cc2005 CR4: 00000000003706e0
 5015 01:59:12.473168  #[   63.531023] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5016 01:59:12.483865  [   63.563666] CPU: 3 PID: 2349 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5017 01:59:12.488736  [   63.572317] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5018 01:59:12.494675  [   63.579127] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5019 01:59:12.498091   EXEC_RODATA: saw 'call trace:': ok
 5020 01:59:12.521890  ok 34 selftests: lkdtm: EXE[   63.584895] Code: 05 04 34 76 01 01 e8 3d ef 95 00 0f 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4 33 76 01 01 e8 1e ef 95 00 <0f> 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7
 5021 01:59:12.523451  C_RODATA.sh
 5022 01:59:12.527042  # selftests: lkdtm: EXEC_USERSPACE.sh
 5023 01:59:12.527628  # Killed
 5024 01:59:12.533985  # [   63.612099] RSP: 0018:ffffb9fd82d67e48 EFLAGS: 00010286
 5025 01:59:12.540130  [   54.159439] lkdtm: Performing direct entry EXEC_USERSPACE
 5026 01:59:12.548796  # [   63.624153] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5027 01:59:12.555869  [   63.638365] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 5028 01:59:12.564116  [   63.646363] RBP: ffffffff886c810b R08: 0000000000000000 R09: 0000000000000000
 5029 01:59:12.573369  [   63.654356] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5030 01:59:12.586349  [   54.166032] lkdtm: attempting ok execution at ffffffff876b1d0[   63.662339] R13: ffffb9fd82d67f10 R14: ffffb9fd82d67f10 R15: ffff988c83c21000
 5031 01:59:12.595630  [   63.676533] FS:  00007f87f4ca1580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5032 01:59:12.597314  0
 5033 01:59:12.607702  # [   54.172581] lkdtm: attempting bad execution at 00007f015[   63.685607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5034 01:59:12.616067  [   63.698232] CR2: 00007f87f4aba000 CR3: 00000001054f0004 CR4: 00000000003706e0
 5035 01:59:12.619289  [   63.706206] Call Trace:
 5036 01:59:12.623651  [   63.708940]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 5037 01:59:12.628039  [   63.713934]  direct_entry.cold+0x2c/0x38
 5038 01:59:12.633100  [   63.718318]  full_proxy_write+0x56/0x80
 5039 01:59:12.635840  [   63.722632]  vfs_write+0xea/0x390
 5040 01:59:12.640009  [   63.726352]  ksys_write+0x68/0xe0
 5041 01:59:12.641106  ec1f000
 5042 01:59:12.649849  # [   54.179245] unable to execute userspace code (SMEP[   63.730063]  do_syscall_64+0x33/0x40
 5043 01:59:12.655500  [   63.740266]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5044 01:59:12.660358  [   63.745912] RIP: 0033:0x7f87f4bc9f33
 5045 01:59:12.680372  [   63.749906] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5046 01:59:12.688865  [   63.770898] RSP: 002b:00007ffc8946e008 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5047 01:59:12.697205  [   63.779363] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f87f4bc9f33
 5048 01:59:12.705489  [   63.787338] RDX: 0000000000000012 RSI: 00007f87f4aba000 RDI: 0000000000000001
 5049 01:59:12.713125  [   63.795355] RBP: 00007f87f4aba000 R08: 00007f87f4ab9010 R09: 0000000000000000
 5050 01:59:12.714613  ?) (uid: 0)
 5051 01:59:12.727685  # [   54.185671] BUG: unable to handle page fault f[   63.803339] R10: 00007f87f4cc41c0 R11: 0000000000000246 R12: 0000000000000001
 5052 01:59:12.735538  [   63.817525] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5053 01:59:12.738520  [   63.825503] irq event stamp: 0
 5054 01:59:12.746528  [   63.828941] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5055 01:59:12.755255  [   63.835945] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5056 01:59:12.764551  [   63.845114] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5057 01:59:12.771079  [   63.854254] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5058 01:59:12.776525  [   63.861255] ---[ end trace dae40d50562c11f8 ]---
 5059 01:59:12.780749  [   63.866417] lkdtm: Zero detected: saturated
 5060 01:59:12.783475  or address: 00007f015ec1f000
 5061 01:59:12.790473  # [   54.199565] #PF: supervisor instruction fetch in kernel mode
 5062 01:59:12.796473  # [   54.205885] #PF: error_code(0x0011) - permissions violation
 5063 01:59:12.806594  # [   54.212106] PGD 8000000104c6b067 P4D 8000000104c6b067 PUD 103e88067 PMD 103c01067 PTE 106f7b067
 5064 01:59:12.810550  # [   54.221831] Oops: 0011 [#10] SMP PTI
 5065 01:59:12.819794  # [   54.232034] CPU: 2 PID: 1806 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5066 01:59:12.826407  # [   54.240683] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5067 01:59:12.830767  # [   54.247490] RIP: 0010:0x7f015ec1f000
 5068 01:59:12.838171  # [   54.251478] Code: Unable to access opcode bytes at RIP 0x7f015ec1efd6.
 5069 01:59:12.844327  # [   54.258767] RSP: 0018:ffffb9fd824b7e50 EFLAGS: 00010246
 5070 01:59:12.853067  # [   54.264602] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 5071 01:59:12.861925  # [   54.272570] RDX: 0000000000000000 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 5072 01:59:12.869085  # [   54.28[   63.946921] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5073 01:59:12.882673  0539] RBP: 00007f015ec1f000 R08: 0000000000000000 R09: 000000000[   63.958811] lkdtm: attempting bad refcount_inc() from saturated
 5074 01:59:12.882802  0000000
 5075 01:59:12.892511  # [   54.288508] R10: 00000000ffffe000 R11: 3ffffffffff[   63.971611] ------------[ cut here ]------------
 5076 01:59:12.895708  fffff R12: 000000000000000f
 5077 01:59:12.904387  # [   54.296478] R13: ffffb9fd824b7[   63.982985] refcount_t: saturated; leaking memory.
 5078 01:59:12.909466  f10 R14: ffffb9fd824b7f10 R15: ffff988c840e7000
 5079 01:59:12.920458  # [   54.304449[   63.994598] WARNING: CPU: 0 PID: 2384 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5080 01:59:12.953060  ] FS:  00007f015ebf0580(0000) GS:ffff988cfad00000(0000) knlGS:00[   64.010098] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5081 01:59:12.955113  00000000000000
 5082 01:59:12.967234  # [   54.313487] CS:  0010 DS: 0000 ES: 0000 CR0[   64.042766] CPU: 0 PID: 2384 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5083 01:59:12.969316  : 0000000080050033
 5084 01:59:12.980289  # [   54.319902] CR2: 00007f015ec1f000 CR3: [   64.057618] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5085 01:59:12.984155  00000001026c2006 CR4: 00000000003706e0
 5086 01:59:12.992888  # [   54.327870] Call Tr[   64.070691] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5087 01:59:12.992976  ace:
 5088 01:59:12.998993  # [   54.330599]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 5089 01:59:13.019597  #[   64.082599] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 14 34 76 01 00 75 f2 48 c7 c7 c0 3a 66 88 c6 05 04 34 76 01 01 e8 3d ef 95 00 <0f> 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4
 5090 01:59:13.024647   [   54.335946]  ? direct_entry.cold+0x2c/0x38
 5091 01:59:13.031733  # [   54.340519][   64.109830] RSP: 0018:ffffb9fd82dffe48 EFLAGS: 00010286
 5092 01:59:13.034605    ? full_proxy_write+0x56/0x80
 5093 01:59:13.045541  # [   54.344995]  ? vfs_write+0x[   64.121862] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5094 01:59:13.046544  ea/0x390
 5095 01:59:13.052004  # [   54.348878]  ? ksys_write+0x68/0xe0
 5096 01:59:13.060286  # [   54.352[   64.136061] RDX: ffff988cfac2c660 RSI: ffff988cfac1bf70 RDI: ffff988cfac1bf70
 5097 01:59:13.062909  770]  ? do_syscall_64+0x33/0x40
 5098 01:59:13.074221  # [   54.356943]  ? entry_SYSCA[   64.150241] RBP: ffffffff886c811d R08: 0000000000000000 R09: 0000000000000000
 5099 01:59:13.077321  LL_64_after_hwframe+0x44/0xa9
 5100 01:59:13.088480  # [   54.362777] Modules linked i[   64.164450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5101 01:59:13.102616  n: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industria[   64.178628] R13: ffffb9fd82dfff10 R14: ffffb9fd82dfff10 R15: ffff988c82cca000
 5102 01:59:13.117777  lio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros[   64.192844] FS:  00007fd22a112580(0000) GS:ffff988cfac00000(0000) knlGS:0000000000000000
 5103 01:59:13.130644  _ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86[   64.208088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5104 01:59:13.135658  _pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5105 01:59:13.145231  # [   54.389239[   64.220736] CR2: 00007fd229f2b000 CR3: 0000000102c1a006 CR4: 00000000003706f0
 5106 01:59:13.147960  ] CR2: 00007f015ec1f000
 5107 01:59:13.153984  # [   54.399149] ---[ end trace dae40d5[   64.234921] Call Trace:
 5108 01:59:13.155033  0562c11e8 ]---
 5109 01:59:13.160019  # [   54.404295] RIP: 0010:lkdtm_BUG+0x5/0x10
 5110 01:59:13.164971  #[   64.243893]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 5111 01:59:13.176260   [   54.408671] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 [   64.255541]  direct_entry.cold+0x2c/0x38
 5112 01:59:13.186496  c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc c[   64.266166]  full_proxy_write+0x56/0x80
 5113 01:59:13.196241  c cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 [   64.276648]  vfs_write+0xea/0x390
 5114 01:59:13.199004  00 00 83 05 e0 2b 71 02
 5115 01:59:13.206628  # [   54.429656] RSP: 0018:ffffb9fd8143[   64.286592]  ksys_write+0x68/0xe0
 5116 01:59:13.208846  7e60 EFLAGS: 00010286
 5117 01:59:13.216443  # [   54.435490] RAX: ffffffff876b1930 RB[   64.296481]  do_syscall_64+0x33/0x40
 5118 01:59:13.220467  X: 0000000000000001 RCX: 0000000000000000
 5119 01:59:13.228665  # [   54.443460] RDX:[   64.306700]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5120 01:59:13.234644   0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5121 01:59:13.238576  #[   64.318546] RIP: 0033:0x7fd22a03af33
 5122 01:59:13.266041   [   54.451430] RBP: ffffffff88723350 R08: 0000000000000001 R09:[   64.328778] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5123 01:59:13.268845   0000000000000001
 5124 01:59:13.280709  # [   54.459399] R10: 00000000ffffe000 R11: 3[   64.355971] RSP: 002b:00007ffecc0d2db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5125 01:59:13.284572  fffffffffffffff R12: 0000000000000004
 5126 01:59:13.294794  # [   54.467369] R13: fff[   64.370654] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fd22a03af33
 5127 01:59:13.300763  fb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5128 01:59:13.308766  # [  [   64.384856] RDX: 0000000000000017 RSI: 00007fd229f2b000 RDI: 0000000000000001
 5129 01:59:13.323394   54.475357] FS:  00007f015ebf0580(0000) GS:ffff988cfad00000(0000[   64.399057] RBP: 00007fd229f2b000 R08: 00007fd229f2a010 R09: 0000000000000000
 5130 01:59:13.326146  ) knlGS:0000000000000000
 5131 01:59:13.337267  # [   54.484410] CS:  0010 DS: 0000 ES[   64.413247] R10: 00007fd22a1351c0 R11: 0000000000000246 R12: 0000000000000001
 5132 01:59:13.339996  : 0000 CR0: 0000000080050033
 5133 01:59:13.351899  # [   54.490848] CR2: 00007f015ec1[   64.427455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5134 01:59:13.356272  f000 CR3: 00000001026c2006 CR4: 00000000003706e0
 5135 01:59:13.361047  # [   54.49881[   64.441654] irq event stamp: 0
 5136 01:59:13.374355  7] BUG: sleeping function called from invalid context at include[   64.451275] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5137 01:59:13.376528  /linux/percpu-rwsem.h:49
 5138 01:59:13.389370  # [   54.508729] in_atomic(): 0, irqs_[   64.464501] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5139 01:59:13.394376  disabled(): 1, non_block: 0, pid: 1806, name: cat
 5140 01:59:13.404655  # [   54.5171[   64.479860] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5141 01:59:13.408070  84] INFO: lockdep is turned off.
 5142 01:59:13.418448  # [   54.521560] irq event sta[   64.495222] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5143 01:59:13.419115  mp: 0
 5144 01:59:13.429895  # [   54.524966] hardirqs last  enabled at (0): [<0000000[   64.508458] ---[ end trace dae40d50562c11f9 ]---
 5145 01:59:13.431570  000000000>] 0x0
 5146 01:59:13.441439  # [   54.531966] hardirqs last disabled at (0):[   64.519834] lkdtm: Saturation detected: still saturated
 5147 01:59:13.446312   [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5148 01:59:13.455578  # [   54.541093] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5149 01:59:13.463153  # [   54.550229] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5150 01:59:13.472363  # [   54.557228] CPU: 2 PID: 1806 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5151 01:59:13.479346  # [   54.565876] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5152 01:59:13.482124  # [   54.572680] Call Trace:
 5153 01:59:13.486466  # [   54.575414]  dump_stack+0x77/0x97
 5154 01:59:13.490248  # [   54.579112]  ___might_sleep.cold+0xa6/0xb6
 5155 01:59:13.495344  # [   54.583674]  exit_signals+0x1c/0x2d0
 5156 01:59:13.499162  # [   54.587654]  do_exit+0xd5/0xb00
 5157 01:59:13.503005  # [   54.591156]  ? ksys_write+0x68/0xe0
 5158 01:59:13.507874  # [   54.595048]  rewind_stack_do_exit+0x17/0x20
 5159 01:59:13.512305  # [   54.599707] RIP: 0033:0x7f015eb18f33
 5160 01:59:13.534816  # [   54.603695] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5161 01:59:13.543245  # [   54.624681] RSP: 002b:00007ffe05293888 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5162 01:59:13.552745  # [   54.633138] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007f015eb18f33
 5163 01:59:13.560266  # [   54.641108] RDX: 000000000000000f RSI: 00007f015ea09000 RDI: 0000000000000001
 5164 01:59:13.569003  # [   54.649078] RBP: 00007f015ea09000 R08: 00007f015ea08010 R09: 0000000000000000
 5165 01:59:13.577130  # [   54.657048] R10: 00007f015ec131c0 R11: 0000000000000246 R12: 0000000000000001
 5166 01:59:13.585832  # [   54.665018] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5167 01:59:13.589699  # EXEC_USERSPACE: saw 'call trace:': ok
 5168 01:59:13.594692  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 5169 01:59:13.597707  # selftests: lkdtm: EXEC_NULL.sh
 5170 01:59:13.599735  # Killed
 5171 01:59:13.605644  # [   54.750685] lkdtm: Performing direct entry EXEC_NULL
 5172 01:59:13.611574  # [   54.759377] lkdtm: attempting ok execution at ffffffff876b1d00
 5173 01:59:13.618326  # [   54.772105] lkdtm: attempting bad execution at 0000000000000000
 5174 01:59:13.626968  # [   54.778751] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5175 01:59:13.633718  # [   54.786527] #PF: supervisor instruction fetch in kernel mode
 5176 01:59:13.640124  # [   54.792846] #PF: error_code(0x0010) - not-present page
 5177 01:59:13.642963  # [   54.798580] PGD 0 P4D 0 
 5178 01:59:13.647961  # [   54.801407] Oops: 0010 [#11] SMP PTI
 5179 01:59:13.656190  # [   54.805395] CPU: 3 PID: 1842 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5180 01:59:13.664002  # [   54.814047] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5181 01:59:13.668385  # [   54.820855] RIP: 0010:0x0
 5182 01:59:13.675675  # [   54.823778] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 5183 01:59:13.681630  # [   54.831457] RSP: 0018:ffffb9fd8253fe48 EFLAGS: 00010246
 5184 01:59:13.689859  # [   54.837291] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5185 01:59:13.698055  # [   54.845259] RDX: 0000000000000000 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 5186 01:59:13.706769  # [   54.853230] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 5187 01:59:13.714552  # [   54.861199] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 5188 01:59:13.723335  # [   54.869169] R13: ffffb9fd8253ff10 R14: ffffb9fd8253ff10 R15: ffff988c82c7c000
 5189 01:59:13.732248  # [   54.877139] FS:  00007f6c1e171580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5190 01:59:13.738839  # [   54.886177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5191 01:59:13.747754  # [   54.892592] CR2: ffffffffffffffd6 CR3: 0000000104eae004 CR4: 00000000003706e0
 5192 01:59:13.749975  # [   54.900560] Call Trace:
 5193 01:59:13.753860  # [   54.903287]  execute_location+0x48/0x56
 5194 01:59:13.758777  # [   54.907566]  direct_entry.cold+0x2c/0x38
 5195 01:59:13.763419  # [   54.911943]  full_proxy_write+0x56/0x80
 5196 01:59:13.767545  # [   54.916215]  vfs_write+0xea/0x390
 5197 01:59:13.770909  # [   54.919912]  ksys_write+0x68/0xe0
 5198 01:59:13.775371  # [   54.923608]  do_syscall_64+0x33/0x40
 5199 01:59:13.780991  # [   54.927596]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5200 01:59:13.786302  # [   54.933236] RIP: 0033:0x7f6c1e099f33
 5201 01:59:13.806530  # [   54.937216] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5202 01:59:13.815784  # [   54.958201] RSP: 002b:00007ffcd3621398 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5203 01:59:13.829458  # [   54.966655] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6c1e099[   64.912680] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5204 01:59:13.837037  [   64.919764] lkdtm: attempting bad refcount_dec() from saturated
 5205 01:59:13.841364  [   64.926378] ------------[ cut here ]------------
 5206 01:59:13.847341  [   64.931531] refcount_t: decrement hit 0; leaking memory.
 5207 01:59:13.856762  [   64.937485] WARNING: CPU: 2 PID: 2419 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5208 01:59:13.857276  f33
 5209 01:59:13.889208  # [   54.974624] RDX: 000000000000000a RSI: 00007f6c1df8a00[   64.946823] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5210 01:59:13.897950  [   64.979461] CPU: 2 PID: 2419 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5211 01:59:13.904602  [   64.988113] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5212 01:59:13.910447  [   64.994920] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5213 01:59:13.931473  [   65.000657] Code: ff 48 c7 c7 70 3b 66 88 c6 05 80 33 76 01 01 e8 bd ee 95 00 0f 0b c3 48 c7 c7 40 3b 66 88 c6 05 6b 33 76 01 01 e8 a7 ee 95 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5214 01:59:13.937569  [   65.021646] RSP: 0018:ffffb9fd82e8fe48 EFLAGS: 00010286
 5215 01:59:13.945756  [   65.027483] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5216 01:59:13.952793  [   65.035456] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 5217 01:59:13.961144  [   65.043427] RBP: ffffffff886c8134 R08: 0000000000000000 R09: 0000000000000000
 5218 01:59:13.969245  [   65.051391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5219 01:59:13.976990  [   65.059366] R13: ffffb9fd82e8ff10 R14: ffffb9fd82e8ff10 R15: ffff988c854e8000
 5220 01:59:13.979803  0 RDI: 0000000000000001
 5221 01:59:13.992500  # [   54.982593] RBP: 00007f6c1df8a000 [   65.067342] FS:  00007f213387b580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 5222 01:59:13.999179  [   65.082594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5223 01:59:14.007939  [   65.089011] CR2: 00007f2133694000 CR3: 00000001057c8006 CR4: 00000000003706e0
 5224 01:59:14.009538  [   65.096979] Call Trace:
 5225 01:59:14.015371  [   65.099709]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b
 5226 01:59:14.019292  [   65.105182]  direct_entry.cold+0x2c/0x38
 5227 01:59:14.025305  [   65.109563]  full_proxy_write+0x56/0x80
 5228 01:59:14.028575  [   65.113870]  vfs_write+0xea/0x390
 5229 01:59:14.030801  [   65.117569]  ksys_write+0x68/0xe0
 5230 01:59:14.034899  [   65.121270]  do_syscall_64+0x33/0x40
 5231 01:59:14.040513  [   65.125261]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5232 01:59:14.045375  [   65.130904] RIP: 0033:0x7f21337a3f33
 5233 01:59:14.066588  [   65.134893] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5234 01:59:14.074316  [   65.155869] RSP: 002b:00007ffd146f8b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5235 01:59:14.082011  [   65.164317] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f21337a3f33
 5236 01:59:14.089948  [   65.172289] RDX: 0000000000000017 RSI: 00007f2133694000 RDI: 0000000000000001
 5237 01:59:14.098019  [   65.180261] RBP: 00007f2133694000 R08: 00007f2133693010 R09: 0000000000000000
 5238 01:59:14.102829  R08: 00007f6c1df89010 R09: 0000000000000000
 5239 01:59:14.112062  # [   54.990561] R1[   65.188227] R10: 00007f213389e1c0 R11: 0000000000000246 R12: 0000000000000001
 5240 01:59:14.120258  [   65.202416] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5241 01:59:14.129685  0: 00007f6c1e1941c0 R11: 0000000000000246 R12: 0000000000000001[   65.210391] irq event stamp: 0
 5242 01:59:14.136778  [   65.220009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5243 01:59:14.146148  [   65.227013] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5244 01:59:14.155051  [   65.236152] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5245 01:59:14.162187  [   65.245291] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5246 01:59:14.167340  [   65.252293] ---[ end trace dae40d50562c11fa ]---
 5247 01:59:14.173531  [   65.257442] lkdtm: Saturation detected: still saturated
 5248 01:59:14.181653  # [   54.998530] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5249 01:59:14.209098  # [   55.006501] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5250 01:59:14.211805  # [   55.032964] CR2: 0000000000000000
 5251 01:59:14.217207  # [   55.042874] ---[ end trace dae40d50562c11e9 ]---
 5252 01:59:14.223064  # [   55.048029] RIP: 0010:lkdtm_BUG+0x5/0x10
 5253 01:59:14.243303  # [   55.052411] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 5254 01:59:14.249949  # [   55.073411] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 5255 01:59:14.261115  # [   55.079244] RAX: ffffffff876b1930 RBX: 0000000[   65.343367] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5256 01:59:14.263883  000000001 RCX: 0000000000000000
 5257 01:59:14.273726  # [   55.087214] RDX: 000000000[   65.351015] lkdtm: attempting bad refcount_dec() from saturated
 5258 01:59:14.278687  0000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5259 01:59:14.285856  # [   55.09[   65.363831] ------------[ cut here ]------------
 5260 01:59:14.297029  5184] RBP: ffffffff88723350 R08: 0000000000000001 R09: 000000000[   65.375191] refcount_t: saturated; leaking memory.
 5261 01:59:14.297619  0000001
 5262 01:59:14.312584  # [   55.103153] R10: 00000000ffffe000 R11: 3ffffffffff[   65.386801] WARNING: CPU: 0 PID: 2454 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5263 01:59:14.315787  fffff R12: 0000000000000004
 5264 01:59:14.344723  # [   55.111121] R13: ffffb9fd81437[   65.402362] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5265 01:59:14.350132  f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5266 01:59:14.359696  # [   55.119090[   65.435037] CPU: 0 PID: 2454 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5267 01:59:14.367365  [   65.449893] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5268 01:59:14.378796  ] FS:  00007f6c1e171580(0000) GS:ffff988cfad80000(0000) knlGS:00[   65.456735] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5269 01:59:14.380362  00000000000000
 5270 01:59:14.405705  # [   55.128127] CS:  0010 DS: 0000 ES: 0000 CR0[   65.468685] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 14 34 76 01 00 75 f2 48 c7 c7 c0 3a 66 88 c6 05 04 34 76 01 01 e8 3d ef 95 00 <0f> 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4
 5271 01:59:14.407408  : 0000000080050033
 5272 01:59:14.417929  # [   55.134542] CR2: ffffffffffffffd6 CR3: [   65.495877] RSP: 0018:ffffb9fd82f0fe48 EFLAGS: 00010286
 5273 01:59:14.424374  0000000104eae004 CR4: 00000000003706e0
 5274 01:59:14.432129  # EXEC_NULL: saw 'call t[   65.507970] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5275 01:59:14.433190  race:': ok
 5276 01:59:14.437607  ok 36 selftests: lkdtm: EXEC_NULL.sh
 5277 01:59:14.445938  # selftests: l[   65.522134] RDX: ffff988cfac2c660 RSI: ffff988cfac1bf70 RDI: ffff988cfac1bf70
 5278 01:59:14.448557  kdtm: ACCESS_USERSPACE.sh
 5279 01:59:14.451318  # Killed
 5280 01:59:14.460591  # [   55.253486] lkdtm: Per[   65.536346] RBP: ffffffff886c814b R08: 0000000000000000 R09: 0000000000000000
 5281 01:59:14.466647  forming direct entry ACCESS_USERSPACE
 5282 01:59:14.474586  # [   55.260657] lkdtm: a[   65.550507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5283 01:59:14.479149  ttempting bad read at 00007fd8f832a000
 5284 01:59:14.488903  # [   55.272999] BUG: un[   65.564712] R13: ffffb9fd82f0ff10 R14: ffffb9fd82f0ff10 R15: ffff988c83da7000
 5285 01:59:14.495006  able to handle page fault for address: 00007fd8f832a000
 5286 01:59:14.503695  # [   5[   65.578882] FS:  00007f2cb9911580(0000) GS:ffff988cfac00000(0000) knlGS:0000000000000000
 5287 01:59:14.509683  5.286883] #PF: supervisor read access in kernel mode
 5288 01:59:14.517369  # [   55.2[   65.594145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5289 01:59:14.522288  92619] #PF: error_code(0x0001) - permissions violation
 5290 01:59:14.531479  # [   55[   65.606765] CR2: 00007f2cb972a000 CR3: 0000000104e4e003 CR4: 00000000003706f0
 5291 01:59:14.539599  .298841] PGD 8000000104e84067 P4D 8000000104e84067 PUD 1054dd067[   65.620972] Call Trace:
 5292 01:59:14.543953   PMD 103c1b067 PTE 106a0c067
 5293 01:59:14.551584  # [   55.308563] Oops: 0001 [#12] [   65.629904]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60
 5294 01:59:14.552035  SMP PTI
 5295 01:59:14.562395  # [   55.318768] CPU: 1 PID: 1877 Comm: cat Tainted: G [   65.641585]  direct_entry.cold+0x2c/0x38
 5296 01:59:14.565202       D W         5.10.131-cip13 #1
 5297 01:59:14.572395  # [   55.327417] Hardware na[   65.652164]  full_proxy_write+0x56/0x80
 5298 01:59:14.576720  me: Google Rammus/Rammus, BIOS  09/04/2020
 5299 01:59:14.583354  # [   55.334224] RIP[   65.662682]  vfs_write+0xea/0x390
 5300 01:59:14.586698  : 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f
 5301 01:59:14.592703  # [   55.340447] C[   65.672585]  ksys_write+0x68/0xe0
 5302 01:59:14.602257  ode: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7[   65.682520]  do_syscall_64+0x33/0x40
 5303 01:59:14.614328   c7 80 8f 6c 88 e8 55 9d fd ff 48 c7 c7 a8 8f 6c 88 b8 de c0 de [   65.692715]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5304 01:59:14.624410  c0 <48> 03 45 00 48 89 04 24 e8 3c 9d fd ff 48 89 ee 48 c7 c7 d0[   65.704613] RIP: 0033:0x7f2cb9839f33
 5305 01:59:14.625436   8f 6c
 5306 01:59:14.652146  # [   55.367644] RSP: 0018:ffffb9fd825bfe48 EFLAGS: 0001[   65.714782] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5307 01:59:14.652523  0246
 5308 01:59:14.666980  # [   55.373477] RAX: 00000000c0dec0de RBX: 00000000000000[   65.742019] RSP: 002b:00007ffd5c7faa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5309 01:59:14.668740  26 RCX: 0000000000000000
 5310 01:59:14.680880  # [   55.381447] RDX: 0000000000000000[   65.756666] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f2cb9839f33
 5311 01:59:14.685269   RSI: ffff988cfac9bf70 RDI: ffffffff886c8fa8
 5312 01:59:14.695141  # [   55.389416] R[   65.770863] RDX: 0000000000000017 RSI: 00007f2cb972a000 RDI: 0000000000000001
 5313 01:59:14.709162  BP: 00007fd8f832a000 R08: 0000000000000000 R09: 0000000000000000[   65.785046] RBP: 00007f2cb972a000 R08: 00007f2cb9729010 R09: 0000000000000000
 5314 01:59:14.709254  
 5315 01:59:14.723948  # [   55.397401] R10: 00000000ffffe000 R11: 3fffffffffffffff R[   65.799241] R10: 00007f2cb99341c0 R11: 0000000000000246 R12: 0000000000000001
 5316 01:59:14.725600  12: 0000000000000011
 5317 01:59:14.737717  # [   55.405366] R13: ffffb9fd825bff10 R14[   65.813429] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5318 01:59:14.741438  : ffffb9fd825bff10 R15: ffff988c86552000
 5319 01:59:14.747323  # [   55.413360] FS:  [   65.827629] irq event stamp: 0
 5320 01:59:14.760561  00007fd8f82fb580(0000) GS:ffff988cfac80000(0000) knlGS:000000000[   65.837249] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5321 01:59:14.761061  0000000
 5322 01:59:14.776140  # [   55.422414] CS:  0010 DS: 0000 ES: 0000 CR0: 00000[   65.850475] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5323 01:59:14.776980  00080050033
 5324 01:59:14.791008  # [   55.428830] CR2: 00007fd8f832a000 CR3: 0000000[   65.865821] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5325 01:59:14.794284  104bdc003 CR4: 00000000003706e0
 5326 01:59:14.797698  # [   55.436799] Call Trace:
 5327 01:59:14.804354  #[   65.881187] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5328 01:59:14.808678   [   55.439527]  direct_entry.cold+0x2c/0x38
 5329 01:59:14.815281  # [   55.443906]  [   65.894398] ---[ end trace dae40d50562c11fb ]---
 5330 01:59:14.818603  full_proxy_write+0x56/0x80
 5331 01:59:14.827485  # [   55.454413]  vfs_write+0xea/0x3[   65.905776] lkdtm: Saturation detected: still saturated
 5332 01:59:14.828044  90
 5333 01:59:14.832129  # [   55.458112]  ksys_write+0x68/0xe0
 5334 01:59:14.836059  # [   55.461803]  do_syscall_64+0x33/0x40
 5335 01:59:14.842623  # [   55.465793]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5336 01:59:14.846860  # [   55.471432] RIP: 0033:0x7fd8f8223f33
 5337 01:59:14.867851  # [   55.475412] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5338 01:59:14.875908  # [   55.496414] RSP: 002b:00007ffd404e34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5339 01:59:14.885026  # [   55.504862] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fd8f8223f33
 5340 01:59:14.894227  # [   55.512832] RDX: 0000000000000011 RSI: 00007fd8f8114000 RDI: 0000000000000001
 5341 01:59:14.901691  # [   55.520802] RBP: 00007fd8f8114000 R08: 00007fd8f8113010 R09: 0000000000000000
 5342 01:59:14.910580  # [   55.528771] R10: 00007fd8f831e1c0 R11: 0000000000000246 R12: 0000000000000001
 5343 01:59:14.919168  # [   55.536740] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5344 01:59:14.946728  # [   55.544712] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5345 01:59:14.950215  # [   55.577362] CR2: 00007fd8f832a000
 5346 01:59:14.956740  # [   55.581050] ---[ end trace dae40d50562c11ea ]---
 5347 01:59:14.961185  # [   55.586197] RIP: 0010:lkdtm_BUG+0x5/0x10
 5348 01:59:14.982981  # [   55.590573] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 5349 01:59:14.989883  # [   55.611557] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 5350 01:59:14.998081  # [   55.617410] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 5351 01:59:15.006473  # [   55.625370] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5352 01:59:15.015524  # [   55.633359] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 5353 01:59:15.023466  # [   55.641329] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5354 01:59:15.031204  # [   55.649300] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5355 01:59:15.041497  # [   55.657271] FS:  00007fd8f82fb580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 5356 01:59:15.048106  # [   55.666300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5357 01:59:15.056838  # [   55.672716] CR2: 00007fd8f832a000 CR3: 0000000104bdc003 CR4: 00000000003706e0
 5358 01:59:15.066763  # [   55.680687] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5359 01:59:15.075544  # [   55.690600] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1877, name: cat
 5360 01:59:15.080520  # [   55.699058] INFO: lockdep is turned off.
 5361 01:59:15.083912  # [   55.703435] irq event stamp: 0
 5362 01:59:15.091465  # [   55.706840] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5363 01:59:15.100619  # [   55.713841] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5364 01:59:15.111246  # [   55.722971] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5365 01:59:15.117956  # [   55.732107] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5366 01:59:15.126994  # [   55.739108] CPU: 1 PID: 1877 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5367 01:59:15.134069  # [   55.747759] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5368 01:59:15.137738  # [   55.754563] Call Trace:
 5369 01:59:15.141131  # [   55.757290]  dump_stack+0x77/0x97
 5370 01:59:15.145792  # [   55.760989]  ___might_sleep.cold+0xa6/0xb6
 5371 01:59:15.149818  # [   55.765562]  exit_signals+0x1c/0x2d0
 5372 01:59:15.153151  # [   55.769550]  do_exit+0xd5/0xb00
 5373 01:59:15.157510  # [   55.773052]  ? ksys_write+0x68/0xe0
 5374 01:59:15.162329  # [   55.776945]  rewind_stack_do_exit+0x17/0x20
 5375 01:59:15.167137  # [   55.781613] RIP: 0033:0x7fd8f8223f33
 5376 01:59:15.187873  # [   55.785603] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5377 01:59:15.199254  # [   55.806581] RSP: 002b:00007ffd[   66.280390] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5378 01:59:15.206388  [   66.288964] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5379 01:59:15.211198  404e34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5380 01:59:15.217764  # [   55.8[   66.296475] ------------[ cut here ]------------
 5381 01:59:15.229284  15040] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fd8[   66.307846] refcount_t: saturated; leaking memory.
 5382 01:59:15.238726  [   66.319422] WARNING: CPU: 2 PID: 2486 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5383 01:59:15.239696  f8223f33
 5384 01:59:15.271932  # [   55.823012] RDX: 0000000000000011 RSI: 00007fd8f8[   66.328761] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5385 01:59:15.279967  [   66.361420] CPU: 2 PID: 2486 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5386 01:59:15.287249  [   66.370095] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5387 01:59:15.292127  [   66.376905] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5388 01:59:15.313427  [   66.382643] Code: 05 e4 33 76 01 01 e8 1e ef 95 00 0f 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7 33 76 01 01 e8 ff ee 95 00 <0f> 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5
 5389 01:59:15.319438  [   66.403630] RSP: 0018:ffffb9fd82f47e38 EFLAGS: 00010282
 5390 01:59:15.327146  [   66.409465] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5391 01:59:15.335293  [   66.417429] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 5392 01:59:15.343445  [   66.425413] RBP: ffffffff886c7d78 R08: 0000000000000000 R09: 0000000000000000
 5393 01:59:15.351123  [   66.433387] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5394 01:59:15.359523  [   66.441413] R13: ffffb9fd82f47f10 R14: ffffb9fd82f47f10 R15: ffff988c84e4b000
 5395 01:59:15.368147  [   66.449385] FS:  00007f5752200580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 5396 01:59:15.374648  [   66.458444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5397 01:59:15.382268  [   66.464862] CR2: 00007f5752019000 CR3: 00000001040cc001 CR4: 00000000003706e0
 5398 01:59:15.385605  [   66.472832] Call Trace:
 5399 01:59:15.391221  [   66.475561]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5400 01:59:15.398117  [   66.481714]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72
 5401 01:59:15.401891  [   66.488035]  direct_entry.cold+0x2c/0x38
 5402 01:59:15.406719  [   66.492417]  full_proxy_write+0x56/0x80
 5403 01:59:15.410663  [   66.496699]  vfs_write+0xea/0x390
 5404 01:59:15.414020  [   66.500415]  ksys_write+0x68/0xe0
 5405 01:59:15.418346  [   66.504114]  do_syscall_64+0x33/0x40
 5406 01:59:15.423853  [   66.508106]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5407 01:59:15.427666  [   66.513747] RIP: 0033:0x7f5752128f33
 5408 01:59:15.448459  [   66.517737] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5409 01:59:15.456840  [   66.538725] RSP: 002b:00007ffcbc278118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5410 01:59:15.464784  [   66.547184] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5752128f33
 5411 01:59:15.473179  [   66.555157] RDX: 0000000000000020 RSI: 00007f5752019000 RDI: 0000000000000001
 5412 01:59:15.481226  [   66.563129] RBP: 00007f5752019000 R08: 00007f5752018010 R09: 0000000000000000
 5413 01:59:15.488507  [   66.571100] R10: 00007f57522231c0 R11: 0000000000000246 R12: 0000000000000001
 5414 01:59:15.496577  [   66.579072] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5415 01:59:15.499550  114000 RDI: 0000000000000001
 5416 01:59:15.506485  # [   55.830982] RBP: 00007fd8f811[   66.587047] irq event stamp: 0
 5417 01:59:15.513182  [   66.596668] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5418 01:59:15.518696  4000 R08: 00007fd8f8113010 R09: 0000000000000000
 5419 01:59:15.529134  # [   55.83895[   66.603673] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5420 01:59:15.538677  [   66.619021] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5421 01:59:15.544686  [   66.628160] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5422 01:59:15.550210  [   66.635160] ---[ end trace dae40d50562c11fc ]---
 5423 01:59:15.555835  [   66.640307] lkdtm: Saturation detected: still saturated
 5424 01:59:15.562832  3] R10: 00007fd8f831e1c0 R11: 0000000000000246 R12: 0000000000000001
 5425 01:59:15.571130  # [   55.846924] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5426 01:59:15.575545  # ACCESS_USERSPACE: saw 'call trace:': ok
 5427 01:59:15.579954  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5428 01:59:15.583105  # selftests: lkdtm: ACCESS_NULL.sh
 5429 01:59:15.584335  # Killed
 5430 01:59:15.590398  # [   55.931735] lkdtm: Performing direct entry ACCESS_NULL
 5431 01:59:15.596416  # [   55.941438] lkdtm: attempting bad read at 0000000000000000
 5432 01:59:15.603955  # [   55.953801] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5433 01:59:15.610108  # [   55.967785] #PF: supervisor read access in kernel mode
 5434 01:59:15.616296  # [   55.973524] #PF: error_code(0x0000) - not-present page
 5435 01:59:15.620680  # [   55.985473] PGD 0 P4D 0 
 5436 01:59:15.623253  # [   55.988299] Oops: 0000 [#13] SMP PTI
 5437 01:59:15.632129  # [   55.998507] CPU: 1 PID: 1912 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5438 01:59:15.644584  # [   56.007157] Hardware name: Google Rammus/Ram[   66.724294] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5439 01:59:15.652174  [   66.734664] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5440 01:59:15.657681  [   66.742192] ------------[ cut here ]------------
 5441 01:59:15.662656  [   66.747372] refcount_t: saturated; leaking memory.
 5442 01:59:15.665341  mus, BIOS  09/04/2020
 5443 01:59:15.677847  # [   56.013967] RIP: 0010:lkdtm_ACCESS_N[   66.752749] WARNING: CPU: 2 PID: 2518 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5444 01:59:15.704622  [   66.768267] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5445 01:59:15.714028  [   66.794740] CPU: 2 PID: 2518 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5446 01:59:15.720116  [   66.803407] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5447 01:59:15.725620  [   66.810249] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5448 01:59:15.747092  [   66.815990] Code: 05 e4 33 76 01 01 e8 1e ef 95 00 0f 0b c3 80 3d d7 33 76 01 00 75 b4 48 c7 c7 c0 3a 66 88 c6 05 c7 33 76 01 01 e8 ff ee 95 00 <0f> 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5
 5449 01:59:15.753154  [   66.836978] RSP: 0018:ffffb9fd82fdfe38 EFLAGS: 00010282
 5450 01:59:15.760432  [   66.842815] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5451 01:59:15.768536  [   66.850790] RDX: ffff988cfad2c660 RSI: ffff988cfad1bf70 RDI: ffff988cfad1bf70
 5452 01:59:15.776638  [   66.858764] RBP: ffffffff886c7d98 R08: 0000000000000000 R09: 0000000000000000
 5453 01:59:15.786506  [   66.866737] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5454 01:59:15.786596  ULL+0x14/0x53
 5455 01:59:15.799080  # [   56.019218] Code: f9 9c fd ff be 00 10 00 00[   66.874710] R13: ffffb9fd82fdff10 R14: ffffb9fd82fdff10 R15: ffff988c84cd7000
 5456 01:59:15.808306  [   66.888896] FS:  00007ff030ac2580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 5457 01:59:15.820664   48 89 ef e8 d6 e7 3c ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 [   66.897937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5458 01:59:15.828303  [   66.910570] CR2: 00007ff0308db000 CR3: 0000000103cd4006 CR4: 00000000003706e0
 5459 01:59:15.831115  [   66.918542] Call Trace:
 5460 01:59:15.837144  [   66.921264]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5461 01:59:15.844398  [   66.927422]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72
 5462 01:59:15.847697  [   66.933743]  direct_entry.cold+0x2c/0x38
 5463 01:59:15.852087  [   66.938125]  full_proxy_write+0x56/0x80
 5464 01:59:15.855868  [   66.942434]  vfs_write+0xea/0x390
 5465 01:59:15.866268  48 c7 c7 80 8f 6c 88 e8 d3 9c fd ff <48> 8b 1c 25 00 00 00 00 b8[   66.946147]  ksys_write+0x68/0xe0
 5466 01:59:15.869877  [   66.956053]  do_syscall_64+0x33/0x40
 5467 01:59:15.875588  [   66.960045]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5468 01:59:15.881003  [   66.965688] RIP: 0033:0x7ff0309eaf33
 5469 01:59:15.900371  [   66.969677] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5470 01:59:15.910300  [   66.990662] RSP: 002b:00007ffd51f92458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5471 01:59:15.917008  [   66.999122] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007ff0309eaf33
 5472 01:59:15.924679  [   67.007094] RDX: 0000000000000020 RSI: 00007ff0308db000 RDI: 0000000000000001
 5473 01:59:15.932831  [   67.015066] RBP: 00007ff0308db000 R08: 00007ff0308da010 R09: 0000000000000000
 5474 01:59:15.941770  [   67.023038] R10: 00007ff030ae51c0 R11: 0000000000000246 R12: 0000000000000001
 5475 01:59:15.949574  [   67.031010] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5476 01:59:15.952184  [   67.038984] irq event stamp: 0
 5477 01:59:15.960333  [   67.042405] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5478 01:59:15.967955  [   67.049440] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5479 01:59:15.978947  [   67.058579] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5480 01:59:15.984865  [   67.067716] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5481 01:59:15.990318  [   67.074707] ---[ end trace dae40d50562c11fd ]---
 5482 01:59:15.995778  [   67.079853] lkdtm: Saturation detected: still saturated
 5483 01:59:15.999600   de c0 de c0 48 c7 c7 a8 8f 6c 88 48 01
 5484 01:59:16.006276  # [   56.046421] RSP: 0018:ffffb9fd8263fe58 EFLAGS: 00010246
 5485 01:59:16.013972  # [   56.052255] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5486 01:59:16.022608  # [   56.060227] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffff988cfac9bf70
 5487 01:59:16.030427  # [   56.068196] RBP: ffffffff886c8071 R08: 0000000000000000 R09: 0000000000000000
 5488 01:59:16.039086  # [   56.076165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5489 01:59:16.047319  # [   56.084137] R13: ffffb9fd8263ff10 R14: ffffb9fd8263ff10 R15: ffff988c8404a000
 5490 01:59:16.056361  # [   56.092108] FS:  00007f88f8150580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 5491 01:59:16.063473  # [   56.101139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5492 01:59:16.072655  # [   56.107555] CR2: 0000000000000000 CR3: 0000000105522006 CR4: 00000000003706e0
 5493 01:59:16.075288  # [   56.115525] Call Trace:
 5494 01:59:16.080424  # [   56.118254]  direct_entry.cold+0x2c/0x38
 5495 01:59:16.084203  # [   56.122635]  full_proxy_write+0x56/0x80
 5496 01:59:16.088533  # [   56.126917]  vfs_write+0xea/0x390
 5497 01:59:16.092789  # [   56.136828]  ksys_write+0x68/0xe0
 5498 01:59:16.096956  # [   56.140518]  do_syscall_64+0x33/0x40
 5499 01:59:16.102994  # [   56.144499]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5500 01:59:16.107830  # [   56.150140] RIP: 0033:0x7f88f8078f33
 5501 01:59:16.129592  # [   56.154127] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5502 01:59:16.138144  # [   56.175113] RSP: 002b:00007fffdfadd748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5503 01:59:16.146337  # [   56.183569] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f88f8078f33
 5504 01:59:16.154945  # [   56.191539] RDX: 000000000000000c RSI: 00007f88f7f69000 RDI: 0000000000000001
 5505 01:59:16.164788  # [   56.199509] RBP: 00007f88f7f69000 R08: 00007f88f7f68010 R09: 0000000000000000
 5506 01:59:16.172418  # [   56.207479] R10: 00007f88f81731c0 R11: 0000000000000246 R12: 0000000000000001
 5507 01:59:16.180481  # [   56.215448] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5508 01:59:16.207880  # [   56.223421] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5509 01:59:16.212007  # [   56.256066] CR2: 0000000000000000
 5510 01:59:16.217946  # [   56.259763] ---[ end trace dae40d50562c11eb ]---
 5511 01:59:16.221838  # [   56.264918] RIP: 0010:lkdtm_BUG+0x5/0x10
 5512 01:59:16.243187  # [   56.269286] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 5513 01:59:16.249191  # [   56.290273] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 5514 01:59:16.257987  # [   56.296109] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 5515 01:59:16.267168  # [   56.304079] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5516 01:59:16.275070  # [   56.312050] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 5517 01:59:16.282639  # [   56.320022] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5518 01:59:16.291437  # [   56.327992] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5519 01:59:16.301925  # [   56.335963] FS:  00007f88f8150580(0000) GS:ffff988cfac80000(0000) knlGS:0000000000000000
 5520 01:59:16.308646  # [   56.345002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5521 01:59:16.316711  # [   56.351423] CR2: 0000000000000000 CR3: 0000000105522006 CR4: 00000000003706e0
 5522 01:59:16.319836  # ACCESS_NULL: saw 'call trace:': ok
 5523 01:59:16.324918  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5524 01:59:16.327757  # selftests: lkdtm: WRITE_RO.sh
 5525 01:59:16.328905  # Killed
 5526 01:59:16.334497  # [   56.432732] lkdtm: Performing direct entry WRITE_RO
 5527 01:59:16.341433  # [   56.439446] lkdtm: attempting bad rodata write at ffffffff882d9ef0
 5528 01:59:16.350281  # [   56.446386] BUG: unable to handle page fault for address: ffffffff882d9ef0
 5529 01:59:16.355931  # [   56.454091] #PF: supervisor write access in kernel mode
 5530 01:59:16.363184  # [   56.459925] #PF: error_code(0x0003) - permissions violation
 5531 01:59:16.370361  # [   56.466146] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 80000000238000e1 
 5532 01:59:16.375252  # [   56.473636] Oops: 0003 [#14] SMP PTI
 5533 01:59:16.383875  # [   56.483838] CPU: 3 PID: 1947 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5534 01:59:16.391608  # [   56.492487] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5535 01:59:16.397069  # [   56.499295] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5536 01:59:16.419120  # [   56.504255] Code: 00 48 c7 c7 60 8e 6c 88 48 c7 c6 f0 9e 2d 88 e8 75 9f fd ff 48 8b 05 f8 40 5b 00 ba 34 12 cd ab 48 c7 c7 90 8e 6c 88 48 31 d0 <48> 89 05 e2 40 5b 00 e9 53 9f fd ff 0f 1f 44 00 00 48 8b 05 09 f5
 5537 01:59:16.424568  # [   56.525230] RSP: 0018:ffffb9fd826b7e60 EFLAGS: 00010202
 5538 01:59:16.433232  # [   56.531063] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5539 01:59:16.442507  # [   56.539033] RDX: 00000000abcd1234 RSI: ffff988cfad9bf70 RDI: ffffffff886c8e90
 5540 01:59:16.450177  # [   56.547001] RBP: ffffffff886c807d R08: 0000000000000000 R09: 0000000000000000
 5541 01:59:16.459627  # [   56.554971] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5542 01:59:16.467586  # [   56.562941] R13: ffffb9fd826b7f10 R14: ffffb9fd826b7f10 R15: ffff988c83e88000
 5543 01:59:16.476902  # [   56.570913] FS:  00007f6443f22580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5544 01:59:16.483717  # [   56.579951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5545 01:59:16.492376  # [   56.586366] CR2: ffffffff882d9ef0 CR3: 0000000104fe2003 CR4: 00000000003706e0
 5546 01:59:16.494889  # [   56.594360] Call Trace:
 5547 01:59:16.500160  # [   56.597086]  direct_entry.cold+0x2c/0x38
 5548 01:59:16.504496  # [   56.601465]  full_proxy_write+0x56/0x80
 5549 01:59:16.508307  # [   56.605745]  vfs_write+0xea/0x390
 5550 01:59:16.512710  # [   56.609441]  ksys_write+0x68/0xe0
 5551 01:59:16.516558  # [   56.613140]  do_syscall_64+0x33/0x40
 5552 01:59:16.523135  # [   56.617130]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5553 01:59:16.527875  # [   56.622770] RIP: 0033:0x7f6443e4af33
 5554 01:59:16.549036  # [   56.626759] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5555 01:59:16.557855  # [   56.647737] RSP: 002b:00007fff94085ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5556 01:59:16.566279  # [   56.656192] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f6443e4af33
 5557 01:59:16.574915  # [   56.664163] RDX: 0000000000000009 RSI: 00007f6443d3b000 RDI: 0000000000000001
 5558 01:59:16.582527  # [   56.672133] RBP: 00007f6443d3b000 R08: 00007f6443d3a010 R09: 0000000000000000
 5559 01:59:16.590644  # [   56.680104] R10: 00007f6443f451c0 R11: 0000000000000246 R12: 0000000000000001
 5560 01:59:16.599279  # [   56.688074] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5561 01:59:16.625472  # [   56.696044] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5562 01:59:16.629215  # [   56.722508] CR2: ffffffff882d9ef0
 5563 01:59:16.635392  # [   56.726204] ---[ end trace dae40d50562c11ec ]---
 5564 01:59:16.639268  # [   56.731359] RIP: 0010:lkdtm_BUG+0x5/0x10
 5565 01:59:16.649234  # [   56.735727] [   67.724890] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5566 01:59:16.655637  [   67.738493] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5567 01:59:16.660891  [   67.746016] ------------[ cut here ]------------
 5568 01:59:16.672735  Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c[   67.751192] refcount_t: underflow; use-after-free.
 5569 01:59:16.682250  [   67.762780] WARNING: CPU: 3 PID: 2553 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5570 01:59:16.715057  3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00[   67.772121] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5571 01:59:16.724377  [   67.804760] CPU: 3 PID: 2553 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5572 01:59:16.729776  [   67.813415] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5573 01:59:16.735746  [   67.820224] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5574 01:59:16.756680  [   67.825967] Code: 05 c7 33 76 01 01 e8 ff ee 95 00 0f 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5 33 76 01 01 e8 e0 ee 95 00 <0f> 0b c3 80 3d 94 33 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 3b 66
 5575 01:59:16.762865  [   67.846984] RSP: 0018:ffffb9fd8304fe40 EFLAGS: 00010286
 5576 01:59:16.770475  [   67.852824] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 5577 01:59:16.778564  [   67.860796] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 5578 01:59:16.787846  [   67.868771] RBP: ffffffff886c7db8 R08: 0000000000000000 R09: 0000000000000000
 5579 01:59:16.794441  [   67.876744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5580 01:59:16.802158  [   67.884719] R13: ffffb9fd8304ff10 R14: ffffb9fd8304ff10 R15: ffff988c83f51000
 5581 01:59:16.811529  [   67.892694] FS:  00007f22615e6580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5582 01:59:16.817787  [   67.901736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5583 01:59:16.825955  [   67.908154] CR2: 00007f22613ff000 CR3: 000000010404c003 CR4: 00000000003706e0
 5584 01:59:16.828807  [   67.916128] Call Trace:
 5585 01:59:16.834858  [   67.918861]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5586 01:59:16.841545  [   67.925023]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72
 5587 01:59:16.851327   00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2[   67.931368]  direct_entry.cold+0x2c/0x38
 5588 01:59:16.856140  [   67.941964]  full_proxy_write+0x56/0x80
 5589 01:59:16.860115  [   67.946277]  vfs_write+0xea/0x390
 5590 01:59:16.863335  [   67.949980]  ksys_write+0x68/0xe0
 5591 01:59:16.867209  [   67.953682]  do_syscall_64+0x33/0x40
 5592 01:59:16.873149  [   67.957675]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5593 01:59:16.877035  [   67.963321] RIP: 0033:0x7f226150ef33
 5594 01:59:16.897811  [   67.967313] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5595 01:59:16.906577  [   67.988304] RSP: 002b:00007fffd70be578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5596 01:59:16.914875  [   67.996765] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f226150ef33
 5597 01:59:16.915840  b 71 02
 5598 01:59:16.929119  # [   56.756713] RSP: 0018:ffffb9fd81437e60 EFLAGS: 000[   68.004737] RDX: 0000000000000020 RSI: 00007f22613ff000 RDI: 0000000000000001
 5599 01:59:16.937393  [   68.018922] RBP: 00007f22613ff000 R08: 00007f22613fe010 R09: 0000000000000000
 5600 01:59:16.937480  10286
 5601 01:59:16.950921  # [   56.762547] RAX: ffffffff876b1930 RBX: 0000000000000[   68.026895] R10: 00007f22616091c0 R11: 0000000000000246 R12: 0000000000000001
 5602 01:59:16.960515  [   68.041080] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5603 01:59:16.962432  [   68.049056] irq event stamp: 0
 5604 01:59:16.969917  [   68.052464] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5605 01:59:16.978116  [   68.059468] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5606 01:59:16.987607  [   68.068616] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5607 01:59:16.994617  [   68.077757] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5608 01:59:16.999664  [   68.084783] ---[ end trace dae40d50562c11fe ]---
 5609 01:59:17.005389  [   68.089939] lkdtm: Saturation detected: still saturated
 5610 01:59:17.008682  001 RCX: 0000000000000000
 5611 01:59:17.015904  # [   56.770517] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5612 01:59:17.024658  # [   56.778485] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 5613 01:59:17.032304  # [   56.786455] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5614 01:59:17.041335  # [   56.794424] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5615 01:59:17.051690  # [   56.802414] FS:  00007f6443f22580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5616 01:59:17.056644  # [   56.811453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5617 01:59:17.064458  # [   56.817869] CR2: ffffffff882d9ef0 CR3: 0000000104fe2003 CR4: 00000000003706e0
 5618 01:59:17.074934  # [   56.825840] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5619 01:59:17.083578  # [   56.835753] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1947, name: cat
 5620 01:59:17.088449  # [   56.844208] INFO: lockdep is turned off.
 5621 01:59:17.091726  # [   56.848584] irq event stamp: 0
 5622 01:59:17.100546  # [   56.[   68.179667] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5623 01:59:17.108128  [   68.190524] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5624 01:59:17.113490  [   68.198040] ------------[ cut here ]------------
 5625 01:59:17.118667  [   68.203209] refcount_t: underflow; use-after-free.
 5626 01:59:17.127559  [   68.208581] WARNING: CPU: 3 PID: 2588 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5627 01:59:17.153945  [   68.217916] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5628 01:59:17.162717  [   68.244365] CPU: 3 PID: 2588 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5629 01:59:17.169321  [   68.253020] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5630 01:59:17.175595  [   68.259828] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5631 01:59:17.196760  [   68.265568] Code: 05 c7 33 76 01 01 e8 ff ee 95 00 0f 0b c3 80 3d b5 33 76 01 00 75 95 48 c7 c7 18 3b 66 88 c6 05 a5 33 76 01 01 e8 e0 ee 95 00 <0f> 0b c3 80 3d 94 33 76 01 00 0f 85 72 ff ff ff 48 c7 c7 70 3b 66
 5632 01:59:17.203163  [   68.286559] RSP: 0018:ffffb9fd830b7e40 EFLAGS: 00010286
 5633 01:59:17.216241  851989] hardirqs last  enabled at (0): [<0000000000000000>] 0x0[   68.292399] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 5634 01:59:17.230633  # [   56.858989] hardirqs last disabled at (0): [<ffffffff86ef9[   68.306588] RDX: ffff988cfadac660 RSI: ffff988cfad9bf70 RDI: ffff988cfad9bf70
 5635 01:59:17.238733  [   68.320779] RBP: ffffffff886c7dd8 R08: 0000000000000000 R09: 0000000000000000
 5636 01:59:17.246676  [   68.328751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5637 01:59:17.254610  [   68.336714] R13: ffffb9fd830b7f10 R14: ffffb9fd830b7f10 R15: ffff988c8644d000
 5638 01:59:17.265567  [   68.344685] FS:  00007f53ce25f580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5639 01:59:17.269974  [   68.353731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5640 01:59:17.278328  [   68.360181] CR2: 00007f53ce078000 CR3: 0000000103ff2001 CR4: 00000000003706e0
 5641 01:59:17.280964  [   68.368154] Call Trace:
 5642 01:59:17.286975  [   68.370876]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5643 01:59:17.293008  [   68.377004]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72
 5644 01:59:17.297369  [   68.383328]  direct_entry.cold+0x2c/0x38
 5645 01:59:17.302283  [   68.387707]  full_proxy_write+0x56/0x80
 5646 01:59:17.305601  [   68.391990]  vfs_write+0xea/0x390
 5647 01:59:17.309345  [   68.395689]  ksys_write+0x68/0xe0
 5648 01:59:17.313179  [   68.399402]  do_syscall_64+0x33/0x40
 5649 01:59:17.318564  [   68.403425]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5650 01:59:17.322991  [   68.409069] RIP: 0033:0x7f53ce187f33
 5651 01:59:17.343831  [   68.413058] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5652 01:59:17.353347  [   68.434039] RSP: 002b:00007fff297e7a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5653 01:59:17.360343  [   68.442497] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f53ce187f33
 5654 01:59:17.368068  [   68.450461] RDX: 0000000000000020 RSI: 00007f53ce078000 RDI: 0000000000000001
 5655 01:59:17.377085  [   68.458432] RBP: 00007f53ce078000 R08: 00007f53ce077010 R09: 0000000000000000
 5656 01:59:17.384123  [   68.466419] R10: 00007f53ce2821c0 R11: 0000000000000246 R12: 0000000000000001
 5657 01:59:17.392160  [   68.474403] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5658 01:59:17.395965  [   68.482415] irq event stamp: 0
 5659 01:59:17.403009  [   68.485823] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5660 01:59:17.413281  [   68.492827] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5661 01:59:17.420774  [   68.501966] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5662 01:59:17.427804  [   68.511104] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5663 01:59:17.433804  [   68.518104] ---[ end trace dae40d50562c11ff ]---
 5664 01:59:17.439741  [   68.523259] lkdtm: Saturation detected: still saturated
 5665 01:59:17.443623  f9c>] copy_process+0x63c/0x1c80
 5666 01:59:17.451945  # [   56.868117] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5667 01:59:17.458661  # [   56.877251] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5668 01:59:17.467376  # [   56.884249] CPU: 3 PID: 1947 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5669 01:59:17.474443  # [   56.892897] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5670 01:59:17.477457  # [   56.899702] Call Trace:
 5671 01:59:17.481358  # [   56.902427]  dump_stack+0x77/0x97
 5672 01:59:17.487839  # [   56.906124]  ___might_sleep.cold+0xa6/0xb6
 5673 01:59:17.490555  # [   56.910686]  exit_signals+0x1c/0x2d0
 5674 01:59:17.493822  # [   56.914674]  do_exit+0xd5/0xb00
 5675 01:59:17.498240  # [   56.918177]  ? ksys_write+0x68/0xe0
 5676 01:59:17.502532  # [   56.922069]  rewind_stack_do_exit+0x17/0x20
 5677 01:59:17.507439  # [   56.926738] RIP: 0033:0x7f6443e4af33
 5678 01:59:17.528929  # [   56.930724] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5679 01:59:17.536591  # [   56.951711] RSP: 002b:00007fff94085ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5680 01:59:17.544979  # [   56.960168] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f6443e4af33
 5681 01:59:17.553322  # [   56.968137] RDX: 0000000000000009 RSI: 00007f6443d3b000 RDI: 0000000000000001
 5682 01:59:17.561141  # [   56.976106] RBP: 00007f6443d3b000 R08: 00007f6443d3a010 R09: 0000000000000000
 5683 01:59:17.569434  # [   56.984076] R10: 00007f6443f451c0 R11: 0000000000000246 R12: 0000000000000001
 5684 01:59:17.576035  [   68.659567] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5685 01:59:17.582603  [   68.666371] lkdtm: attempting good copy_to_user of correct size
 5686 01:59:17.589345  [   68.673016] lkdtm: attempting bad copy_to_user of too large size
 5687 01:59:17.598356  # [   56.992046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5688 01:59:17.601002  # WRITE_RO: saw 'call trace:': ok
 5689 01:59:17.604373  ok 39 selftests: lkdtm: WRITE_RO.sh
 5690 01:59:17.608749  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5691 01:59:17.609808  # Killed
 5692 01:59:17.616434  # [   57.129592] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 5693 01:59:17.624135  # [   57.136401] lkdtm: attempting bad ro_after_init write at ffffffff88745328
 5694 01:59:17.632545  # [   57.143998] BUG: unable to handle page fault for address: ffffffff88745328
 5695 01:59:17.638582  # [   57.151685] #PF: supervisor write access in kernel mode
 5696 01:59:17.645731  # [   57.157519] #PF: error_code(0x0003) - permissions violation
 5697 01:59:17.653459  # [   57.163731] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 104795063 PTE 8000000023d45061
 5698 01:59:17.657871  # [   57.172482] Oops: 0003 [#15] SMP PTI
 5699 01:59:17.666372  # [   57.176470] CPU: 3 PID: 1982 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5700 01:59:17.674639  # [   57.185119] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5701 01:59:17.679631  # [   57.191927] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 5702 01:59:17.702189  # [   57.197956] Code: 8e 6c 88 e9 27 9f fd ff 48 c7 c7 e8 8e 6c 88 e8 1b 9f fd ff 48 8b 05 d6 f4 a1 00 ba 34 12 cd ab 48 c7 c7 90 8e 6c 88 48 31 d0 <48> 89 05 c0 f4 a1 00 e9 f9 9e fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 5703 01:59:17.707496  # [   57.218932] RSP: 0018:ffffb9fd8271fe60 EFLAGS: 00010202
 5704 01:59:17.715162  # [   57.224766] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 5705 01:59:17.723525  # [   57.232736] RDX: 00000000abcd1234 RSI: ffff988cfad9bf70 RDI: ffffffff886c8e90
 5706 01:59:17.733858  # [   57.240705] RBP: ffffffff[   68.810530] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5707 01:59:17.738861  886c8086 R08: 0000000000000000 R09: 0000000000000000
 5708 01:59:17.745992  # [   57.2[   68.823392] lkdtm: attempting good copy_from_user of correct size
 5709 01:59:17.759647  48676] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000[   68.836444] lkdtm: attempting bad copy_from_user of too large size
 5710 01:59:17.760706  00000014
 5711 01:59:17.768730  # [   57.256646] R13: ffffb9fd8271ff10 R14: ffffb9fd8271ff10 R15: ffff988c83243000
 5712 01:59:17.777485  # [   57.264615] FS:  00007f86e5191580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5713 01:59:17.785515  # [   57.273653] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5714 01:59:17.792879  # [   57.280070] CR2: ffffffff88745328 CR3: 0000000102caa001 CR4: 00000000003706e0
 5715 01:59:17.795664  # [   57.288041] Call Trace:
 5716 01:59:17.800204  # [   57.290768]  direct_entry.cold+0x2c/0x38
 5717 01:59:17.804574  # [   57.295148]  full_proxy_write+0x56/0x80
 5718 01:59:17.808817  # [   57.299429]  vfs_write+0xea/0x390
 5719 01:59:17.813194  # [   57.303126]  ksys_write+0x68/0xe0
 5720 01:59:17.817023  # [   57.306824]  do_syscall_64+0x33/0x40
 5721 01:59:17.823105  # [   57.310803]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5722 01:59:17.828669  # [   57.316443] RIP: 0033:0x7f86e50b9f33
 5723 01:59:17.849656  # [   57.320430] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5724 01:59:17.858331  # [   57.341417] RSP: 002b:00007ffed1c1e2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5725 01:59:17.867347  # [   57.349874] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f86e50b9f33
 5726 01:59:17.874996  # [   57.357844] RDX: 0000000000000014 RSI: 00007f86e4faa000 RDI: 0000000000000001
 5727 01:59:17.885006  # [   57.365813] RBP: 00007f86e4faa000 R08: 00007f86e4fa9010 R09: 0000000000000000
 5728 01:59:17.892134  # [   57.373782] R10: 00007f86e51b41c0 R11: 0000000000000246 R12: 0000000000000001
 5729 01:59:17.900249  # [   57.381753] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5730 01:59:17.928199  # [   57.389723] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5731 01:59:17.933100  # [   57.416185] CR2: ffffffff88745328
 5732 01:59:17.938004  # [   57.426096] ---[ end trace dae40d50562c11ed ]---
 5733 01:59:17.942881  # [   57.431251] RIP: 0010:lkdtm_BUG+0x5/0x10
 5734 01:59:17.964539  # [   57.435627] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 5735 01:59:17.970652  # [   57.456614] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 5736 01:59:17.979450  # [   57.462448] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 5737 01:59:17.987625  # [   57.470418] RDX: 0000000000000000 RSI: ffff988cfac9bf70 RDI: ffffffff882d9a70
 5738 01:59:17.996135  # [   57.478388] RBP: ffffffff88723350 R08: 0000000000000001 R09: 0000000000000001
 5739 01:59:18.004382  # [   57.486361] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5740 01:59:18.012876  # [   57.494350] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: ffff988c85749000
 5741 01:59:18.021990  # [   57.502329] FS:  00007f86e5191580(0000) GS:ffff988cfad80000(0000) knlGS:0000000000000000
 5742 01:59:18.028534  # [   57.517582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5743 01:59:18.036790  # [   57.523998] CR2: ffffffff88745328 CR3: 0000000102caa001 CR4: 00000000003706e0
 5744 01:59:18.041352  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 5745 01:59:18.045913  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5746 01:59:18.049720  # selftests: lkdtm: WRITE_KERN.sh
 5747 01:59:18.051330  # Killed
 5748 01:59:18.056566  # [   57.639755] lkdtm: Performing direct entry WRITE_KERN
 5749 01:59:18.063572  # [   57.649520] lkdtm: attempting bad 6766706 byte write at ffffffff87d25d72
 5750 01:59:18.072352  # [   57.657021] BUG: unable to handle page fault for address: ffffffff87d25d72
 5751 01:59:18.078213  # [   57.664707] #PF: supervisor write access in kernel mode
 5752 01:59:18.083789  # [   57.670540] #PF: error_code(0x0003) - permissions violation
 5753 01:59:18.090384  # [   57.676761] PGD 23e29067 P4D 23e29067 PUD 23e2a063 PMD 232000e1 
 5754 01:59:18.096407  # [   57.683470] Oops: 0003 [#16] SMP PTI
 5755 01:59:18.103504  # [   57.687457] CPU: 2 PID: 2017 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5756 01:59:18.115181  # [   57.696107] Hardware name: Google Rammus/Ra[   69.193116] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5757 01:59:18.122145  [   69.205978] lkdtm: attempting good copy_to_user inside whitelist
 5758 01:59:18.124867  mmus, BIOS  09/04/2020
 5759 01:59:18.134917  # [   57.702914] RIP: 0010:lkdtm_WRITE_K[   69.212706] lkdtm: attempting bad copy_to_user outside whitelist
 5760 01:59:18.137646  ERN+0x38/0x4e
 5761 01:59:18.158377  # [   57.708066] Code: 53 48 c7 c3 72 5d d2 87 49 89 dc 48 89 da 49 81 ec 00 1d 6b 87 4c 89 e6 e8 ce 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1d 6b 87 <f3> a4 48 c7 c7 90 8e 6c 88 e8 b3 9e fd ff 5b 41 5c e9 b7 fe ff ff
 5762 01:59:18.164313  # [   57.729048] RSP: 0018:ffffb9fd827c7e50 EFLAGS: 00010246
 5763 01:59:18.172064  # [   57.734882] RAX: 000000000000003c RBX: ffffffff87d25d72 RCX: 0000000000674072
 5764 01:59:18.181061  # [   57.742852] RDX: 0000000000000000 RSI: ffffffff876b1d00 RDI: ffffffff87d25d72
 5765 01:59:18.188825  # [   57.750823] RBP: ffffffff886c809a R08: 0000000000000000 R09: 0000000000000000
 5766 01:59:18.196765  # [   57.758793] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000674072
 5767 01:59:18.204668  # [   57.766763] R13: ffffb9fd827c7f10 R14: ffffb9fd827c7f10 R15: ffff988c83c0c000
 5768 01:59:18.214207  # [   57.774733] FS:  00007f62ed592580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 5769 01:59:18.221392  # [   57.783773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5770 01:59:18.229859  # [   57.790189] C[   69.308241] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5771 01:59:18.236723  [   69.320060] lkdtm: attempting good copy_from_user inside whitelist
 5772 01:59:18.243667  [   69.326974] lkdtm: attempting bad copy_from_user outside whitelist
 5773 01:59:18.249838  R2: ffffffff87d25d72 CR3: 0000000105522006 CR4: 00000000003706e0
 5774 01:59:18.253098  # [   57.798160] Call Trace:
 5775 01:59:18.258484  # [   57.800888]  direct_entry.cold+0x2c/0x38
 5776 01:59:18.262106  # [   57.805266]  full_proxy_write+0x56/0x80
 5777 01:59:18.265922  # [   57.809547]  vfs_write+0xea/0x390
 5778 01:59:18.270325  # [   57.813244]  ksys_write+0x68/0xe0
 5779 01:59:18.274013  # [   57.816942]  do_syscall_64+0x33/0x40
 5780 01:59:18.280173  # [   57.820931]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5781 01:59:18.284061  # [   57.826571] RIP: 0033:0x7f62ed4baf33
 5782 01:59:18.305464  # [   57.830549] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5783 01:59:18.313648  # [   57.851535] RSP: 002b:00007ffdd3a6c738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5784 01:59:18.321973  # [   57.859992] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62ed4baf33
 5785 01:59:18.331272  # [   57.867961] RDX: 0000[   69.412308] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5786 01:59:18.336793  00000000000b RSI: 00007f62ed3ab000 RDI: 0000000000000001
 5787 01:59:18.345022  # [   [   69.421628] lkdtm: good_stack: ffffb9fd834a7e20-ffffb9fd834a7e40
 5788 01:59:18.357152  57.875931] RBP: 00007f62ed3ab000 R08: 00007f62ed3aa010 R09: 0000[   69.434553] lkdtm: bad_stack : ffffb9fd834a7da8-ffffb9fd834a7dc8
 5789 01:59:18.358819  000000000000
 5790 01:59:18.369760  # [   57.883901] R10: 00007f62ed5b51c0 R11: 000000[   69.447517] lkdtm: attempting good copy_to_user of local stack
 5791 01:59:18.373053  0000000246 R12: 0000000000000001
 5792 01:59:18.382580  # [   57.891870] R13: 00000000[   69.460263] lkdtm: attempting bad copy_to_user of distant stack
 5793 01:59:18.388296  00000001 R14: 0000000000020000 R15: 0000000000020000
 5794 01:59:18.415006  # [   57.899843] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5795 01:59:18.418335  # [   57.926302] CR2: ffffffff87d25d72
 5796 01:59:18.424114  # [   57.936214] ---[ end trace dae40d50562c11ee ]---
 5797 01:59:18.429142  # [   57.941361] RIP: 0010:lkdtm_BUG+0x5/0x10
 5798 01:59:18.449647  # [   57.945738] Code: 59 a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 2b 71 02
 5799 01:59:18.456108  # [   57.966726] RSP: 0018:ffffb9fd81437e60 EFLAGS: 00010286
 5800 01:59:18.464169  # [   57.972561] RAX: ffffffff876b1930 RBX: 0000000000000001 RCX: 0000000000000000
 5801 01:59:18.477025  # [   57.980530] RDX: 0000000000000000 RSI: ffff988cfac9bf70 R[   69.553996] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5802 01:59:18.479816  DI: ffffffff882d9a70
 5803 01:59:18.489996  # [   57.988501] RBP: ffffffff88723350 R08[   69.567170] lkdtm: good_stack: ffffb9fd8352fe20-ffffb9fd8352fe40
 5804 01:59:18.495021  : 0000000000000001 R09: 0000000000000001
 5805 01:59:18.502641  # [   57.996470] R10: [   69.580110] lkdtm: bad_stack : ffffb9fd8352fda8-ffffb9fd8352fdc8
 5806 01:59:18.509482  00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5807 01:59:18.515515  # [   69.593046] lkdtm: attempting good copy_from_user of local stack
 5808 01:59:18.529157  [   58.004440] R13: ffffb9fd81437f10 R14: ffffb9fd81437f10 R15: [   69.605973] lkdtm: attempting bad copy_from_user of distant stack
 5809 01:59:18.530658  ffff988c85749000
 5810 01:59:18.541212  # [   58.012420] FS:  00007f62ed592580(0000) GS:ffff988cfad00000(0000) knlGS:0000000000000000
 5811 01:59:18.546081  # [   58.021456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5812 01:59:18.554956  # [   58.027872] CR2: ffffffff87d25d72 CR3: 0000000105522006 CR4: 00000000003706e0
 5813 01:59:18.565124  # [   58.035843] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5814 01:59:18.573304  # [   58.045759] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2017, name: cat
 5815 01:59:18.578240  # [   58.054205] INFO: lockdep is turned off.
 5816 01:59:18.582188  # [   58.058582] irq event stamp: 0
 5817 01:59:18.589319  # [   58.061987] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5818 01:59:18.597587  # [   58.068988] hardirqs last disabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5819 01:59:18.606972  # [   58.078123] softirqs last  enabled at (0): [<ffffffff86ef9f9c>] copy_process+0x63c/0x1c80
 5820 01:59:18.616072  # [   58.087258] softirq[   69.697746] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5821 01:59:18.621442  s last disabled at (0): [<0000000000000000>] 0x0
 5822 01:59:18.631187  # [   58.09425[   69.706573] lkdtm: good_stack: ffffb9fd8358fe20-ffffb9fd8358fe40
 5823 01:59:18.642658  7] CPU: 2 PID: 2017 Comm: cat Tainted: G      D W         5.10.1[   69.719490] lkdtm: bad_stack : ffffb9fd8358fff8-ffffb9fd83590018
 5824 01:59:18.643151  31-cip13 #1
 5825 01:59:18.654807  # [   58.102906] Hardware name: Google Rammus/Rammu[   69.732412] lkdtm: attempting good copy_to_user of local stack
 5826 01:59:18.657014  s, BIOS  09/04/2020
 5827 01:59:18.659770  # [   58.109710] Call Trace:
 5828 01:59:18.667462  # [   58.1124[   69.745126] lkdtm: attempting bad copy_to_user of distant stack
 5829 01:59:18.670708  38]  dump_stack+0x77/0x97
 5830 01:59:18.680021  # [   58.116135]  ___might_sleep.cold[   69.757956] lkdtm: copy_to_user failed, but lacked Oops
 5831 01:59:18.681139  +0xa6/0xb6
 5832 01:59:18.685081  # [   58.120707]  exit_signals+0x1c/0x2d0
 5833 01:59:18.690536  # [   58.124686]  do_exit+0xd5/0xb00
 5834 01:59:18.692661  # [   58.128189]  ? ksys_write+0x68/0xe0
 5835 01:59:18.698446  # [   58.132080]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 5836 01:59:18.703163  # [   58.137525]  rewind_stack_do_exit+0x17/0x20
 5837 01:59:18.707522  # [   58.142192] RIP: 0033:0x7f62ed4baf33
 5838 01:59:18.728650  # [   58.146181] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5839 01:59:18.737384  # [   58.167166] RSP: 002b:00007ffdd3a6c738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5840 01:59:18.745468  # [   58.175621] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62ed4baf33
 5841 01:59:18.753589  # [   58.183592] RDX: 000000000000000b RSI: 00007f62ed3ab000 RDI: 0000000000000001
 5842 01:59:18.766599  # [   58.191563] RBP: 00007f62ed3ab000 R08: 00007f62ed3aa010 R09: 00000[   69.848558] lkdtm: Performing direct entry USERCOPY_KERNEL
 5843 01:59:18.775205  [   69.856944] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff882d9f10
 5844 01:59:18.776301  00000000000
 5845 01:59:18.790066  # [   58.199534] R10: 00007f62ed5b51c0 R11: 0000000[   69.865633] lkdtm: attempting bad copy_to_user from kernel text: ffffffff870d10e0
 5846 01:59:18.796110  [   69.880201] lkdtm: FAIL: survived bad copy_to_user()
 5847 01:59:18.798671  000000246 R12: 0000000000000001
 5848 01:59:18.807066  # [   58.207503] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5849 01:59:18.810894  # WRITE_KERN: saw 'call trace:': ok
 5850 01:59:18.814477  ok 41 selftests: lkdtm: WRITE_KERN.sh
 5851 01:59:18.819559  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5852 01:59:18.826174  # [   58.298732] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5853 01:59:18.833698  # [   58.309239] lkdtm: attempting good refcount_inc() without overflow
 5854 01:59:18.839158  # [   58.316154] lkdtm: attempting bad refcount_inc() overflow
 5855 01:59:18.844569  # [   58.322195] ------------[ cut here ]------------
 5856 01:59:18.851696  # [   58.327363] refcount_t: saturated; leaking memory.
 5857 01:59:18.859916  # [   58.332737] WARNING: CPU: 3 PID: 2052 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5858 01:59:18.885941  # [   58.342077] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub cros_ec_sysfs cros_ec_lightbar x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5859 01:59:18.895280  # [   58.374724] CPU: 3 PID: 2052 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5860 01:59:18.907392  # [   58.383414] Hardware name: Google Rammus/Rammus, BIOS  09/04/[   69.985461] lkdtm: Performing direct entry STACKLEAK_ERASING
 5861 01:59:18.915472  [   69.997789] lkdtm: checking unused part of the thread stack (15928 bytes)...
 5862 01:59:18.923627  [   70.005673] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 5863 01:59:18.930094  [   70.013462] lkdtm: FAIL: the thread stack is NOT properly erased
 5864 01:59:18.938936  [   70.020205] CPU: 2 PID: 2953 Comm: cat Tainted: G      D W         5.10.131-cip13 #1
 5865 01:59:18.945332  [   70.028856] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5866 01:59:18.948001  [   70.035651] Call Trace:
 5867 01:59:18.951744  [   70.038381]  dump_stack+0x77/0x97
 5868 01:59:18.956860  [   70.042080]  lkdtm_STACKLEAK_ERASING+0x116/0x140
 5869 01:59:18.961166  [   70.047226]  direct_entry.cold+0x2c/0x38
 5870 01:59:18.965431  [   70.051595]  full_proxy_write+0x56/0x80
 5871 01:59:18.969304  [   70.055869]  vfs_write+0xea/0x390
 5872 01:59:18.973065  [   70.059566]  ksys_write+0x68/0xe0
 5873 01:59:18.977030  [   70.063263]  do_syscall_64+0x33/0x40
 5874 01:59:18.982714  [   70.067254]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5875 01:59:18.987238  [   70.072894] RIP: 0033:0x7f1f6f040f33
 5876 01:59:19.008639  [   70.076883] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5877 01:59:19.017240  [   70.097870] RSP: 002b:00007fff19ae0fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5878 01:59:19.024322  [   70.106329] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f1f6f040f33
 5879 01:59:19.032875  [   70.114324] RDX: 0000000000000012 RSI: 00007f1f6ef31000 RDI: 0000000000000001
 5880 01:59:19.040054  [   70.122295] RBP: 00007f1f6ef31000 R08: 00007f1f6ef30010 R09: 0000000000000000
 5881 01:59:19.048331  [   70.130266] R10: 00007f1f6f13b1c0 R11: 0000000000000246 R12: 0000000000000001
 5882 01:59:19.056556  [   70.138237] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5883 01:59:19.056639  2020
 5884 01:59:19.062665  # [   58.390223] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5885 01:59:19.083661  # [   58.395993] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 14 34 76 01 00 75 f2 48 c7 c7 c0 3a 66 88 c6 05 04 34 76 01 01 e8 3d ef 95 00 <0f> 0b c3 80 3d f4 33 76 01 00 75 d3 48 c7 c7 e8 3a 66 88 c6 05 e4
 5886 01:59:19.089884  # [   58.416983] RSP: 0018:ffffb9fd8286fe48 EFLAGS: 00010286
 5887 01:59:19.098742  # [   58.422820] RAX: 0000000000000000 RBX: 000000000000002b RCX: 000000000