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

    1 00:32:27.200684  lava-dispatcher, installed at version: 2023.10
    2 00:32:27.200899  start: 0 validate
    3 00:32:27.201029  Start time: 2023-12-14 00:32:27.201021+00:00 (UTC)
    4 00:32:27.201155  Using caching service: 'http://localhost/cache/?uri=%s'
    5 00:32:27.201285  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Finitrd.cpio.gz exists
    6 00:32:27.471412  Using caching service: 'http://localhost/cache/?uri=%s'
    7 00:32:27.472191  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.201-cip41-473-gc43d7b7bbe83a%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 00:32:27.726668  Using caching service: 'http://localhost/cache/?uri=%s'
    9 00:32:27.727429  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 00:32:28.005488  Using caching service: 'http://localhost/cache/?uri=%s'
   11 00:32:28.006336  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.201-cip41-473-gc43d7b7bbe83a%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 00:32:28.285724  validate duration: 1.08
   14 00:32:28.287136  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 00:32:28.287712  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 00:32:28.288203  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 00:32:28.288852  Not decompressing ramdisk as can be used compressed.
   18 00:32:28.289329  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 00:32:28.289717  saving as /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/ramdisk/initrd.cpio.gz
   20 00:32:28.290078  total size: 5432480 (5 MB)
   21 00:32:28.295314  progress   0 % (0 MB)
   22 00:32:28.304969  progress   5 % (0 MB)
   23 00:32:28.312000  progress  10 % (0 MB)
   24 00:32:28.316788  progress  15 % (0 MB)
   25 00:32:28.321012  progress  20 % (1 MB)
   26 00:32:28.324555  progress  25 % (1 MB)
   27 00:32:28.327312  progress  30 % (1 MB)
   28 00:32:28.330209  progress  35 % (1 MB)
   29 00:32:28.332496  progress  40 % (2 MB)
   30 00:32:28.334885  progress  45 % (2 MB)
   31 00:32:28.337057  progress  50 % (2 MB)
   32 00:32:28.339308  progress  55 % (2 MB)
   33 00:32:28.341351  progress  60 % (3 MB)
   34 00:32:28.343299  progress  65 % (3 MB)
   35 00:32:28.345430  progress  70 % (3 MB)
   36 00:32:28.347174  progress  75 % (3 MB)
   37 00:32:28.348780  progress  80 % (4 MB)
   38 00:32:28.350320  progress  85 % (4 MB)
   39 00:32:28.351948  progress  90 % (4 MB)
   40 00:32:28.353416  progress  95 % (4 MB)
   41 00:32:28.354885  progress 100 % (5 MB)
   42 00:32:28.355095  5 MB downloaded in 0.07 s (79.66 MB/s)
   43 00:32:28.355248  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 00:32:28.355491  end: 1.1 download-retry (duration 00:00:00) [common]
   46 00:32:28.355578  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 00:32:28.355669  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 00:32:28.355802  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 00:32:28.355872  saving as /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/kernel/bzImage
   50 00:32:28.355933  total size: 17282976 (16 MB)
   51 00:32:28.355994  No compression specified
   52 00:32:28.357344  progress   0 % (0 MB)
   53 00:32:28.362067  progress   5 % (0 MB)
   54 00:32:28.366619  progress  10 % (1 MB)
   55 00:32:28.371288  progress  15 % (2 MB)
   56 00:32:28.375847  progress  20 % (3 MB)
   57 00:32:28.380309  progress  25 % (4 MB)
   58 00:32:28.385236  progress  30 % (4 MB)
   59 00:32:28.389988  progress  35 % (5 MB)
   60 00:32:28.394596  progress  40 % (6 MB)
   61 00:32:28.399182  progress  45 % (7 MB)
   62 00:32:28.403693  progress  50 % (8 MB)
   63 00:32:28.408340  progress  55 % (9 MB)
   64 00:32:28.412805  progress  60 % (9 MB)
   65 00:32:28.417474  progress  65 % (10 MB)
   66 00:32:28.422426  progress  70 % (11 MB)
   67 00:32:28.426981  progress  75 % (12 MB)
   68 00:32:28.431450  progress  80 % (13 MB)
   69 00:32:28.436345  progress  85 % (14 MB)
   70 00:32:28.440832  progress  90 % (14 MB)
   71 00:32:28.445377  progress  95 % (15 MB)
   72 00:32:28.449714  progress 100 % (16 MB)
   73 00:32:28.449879  16 MB downloaded in 0.09 s (175.45 MB/s)
   74 00:32:28.450024  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 00:32:28.450256  end: 1.2 download-retry (duration 00:00:00) [common]
   77 00:32:28.450351  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 00:32:28.450436  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 00:32:28.450571  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 00:32:28.450639  saving as /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/nfsrootfs/full.rootfs.tar
   81 00:32:28.450700  total size: 207157356 (197 MB)
   82 00:32:28.450761  Using unxz to decompress xz
   83 00:32:28.454948  progress   0 % (0 MB)
   84 00:32:29.002717  progress   5 % (9 MB)
   85 00:32:29.542380  progress  10 % (19 MB)
   86 00:32:30.146339  progress  15 % (29 MB)
   87 00:32:30.508310  progress  20 % (39 MB)
   88 00:32:30.876712  progress  25 % (49 MB)
   89 00:32:31.476262  progress  30 % (59 MB)
   90 00:32:32.025078  progress  35 % (69 MB)
   91 00:32:32.628282  progress  40 % (79 MB)
   92 00:32:33.184567  progress  45 % (88 MB)
   93 00:32:33.766271  progress  50 % (98 MB)
   94 00:32:34.399316  progress  55 % (108 MB)
   95 00:32:35.086048  progress  60 % (118 MB)
   96 00:32:35.223537  progress  65 % (128 MB)
   97 00:32:35.361776  progress  70 % (138 MB)
   98 00:32:35.454360  progress  75 % (148 MB)
   99 00:32:35.524377  progress  80 % (158 MB)
  100 00:32:35.593942  progress  85 % (167 MB)
  101 00:32:35.692506  progress  90 % (177 MB)
  102 00:32:35.962205  progress  95 % (187 MB)
  103 00:32:36.546808  progress 100 % (197 MB)
  104 00:32:36.553066  197 MB downloaded in 8.10 s (24.38 MB/s)
  105 00:32:36.553359  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 00:32:36.553626  end: 1.3 download-retry (duration 00:00:08) [common]
  108 00:32:36.553719  start: 1.4 download-retry (timeout 00:09:52) [common]
  109 00:32:36.553814  start: 1.4.1 http-download (timeout 00:09:52) [common]
  110 00:32:36.553976  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 00:32:36.554049  saving as /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/modules/modules.tar
  112 00:32:36.554112  total size: 3319248 (3 MB)
  113 00:32:36.554177  Using unxz to decompress xz
  114 00:32:36.558400  progress   0 % (0 MB)
  115 00:32:36.564338  progress   5 % (0 MB)
  116 00:32:36.572579  progress  10 % (0 MB)
  117 00:32:36.580709  progress  15 % (0 MB)
  118 00:32:36.591986  progress  20 % (0 MB)
  119 00:32:36.603097  progress  25 % (0 MB)
  120 00:32:36.612020  progress  30 % (0 MB)
  121 00:32:36.623884  progress  35 % (1 MB)
  122 00:32:36.635231  progress  40 % (1 MB)
  123 00:32:36.645037  progress  45 % (1 MB)
  124 00:32:36.654717  progress  50 % (1 MB)
  125 00:32:36.664334  progress  55 % (1 MB)
  126 00:32:36.676260  progress  60 % (1 MB)
  127 00:32:36.685867  progress  65 % (2 MB)
  128 00:32:36.695507  progress  70 % (2 MB)
  129 00:32:36.705116  progress  75 % (2 MB)
  130 00:32:36.716794  progress  80 % (2 MB)
  131 00:32:36.726454  progress  85 % (2 MB)
  132 00:32:36.736320  progress  90 % (2 MB)
  133 00:32:36.746123  progress  95 % (3 MB)
  134 00:32:36.756408  progress 100 % (3 MB)
  135 00:32:36.761569  3 MB downloaded in 0.21 s (15.26 MB/s)
  136 00:32:36.761801  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 00:32:36.762063  end: 1.4 download-retry (duration 00:00:00) [common]
  139 00:32:36.762158  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  140 00:32:36.762251  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  141 00:32:40.265571  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww
  142 00:32:40.265775  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 00:32:40.265880  start: 1.5.2 lava-overlay (timeout 00:09:48) [common]
  144 00:32:40.266048  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_
  145 00:32:40.266181  makedir: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin
  146 00:32:40.266282  makedir: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/tests
  147 00:32:40.266380  makedir: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/results
  148 00:32:40.266483  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-add-keys
  149 00:32:40.266627  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-add-sources
  150 00:32:40.266759  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-background-process-start
  151 00:32:40.266888  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-background-process-stop
  152 00:32:40.267018  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-common-functions
  153 00:32:40.267145  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-echo-ipv4
  154 00:32:40.267281  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-install-packages
  155 00:32:40.267407  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-installed-packages
  156 00:32:40.267532  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-os-build
  157 00:32:40.267666  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-probe-channel
  158 00:32:40.267794  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-probe-ip
  159 00:32:40.267920  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-target-ip
  160 00:32:40.268072  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-target-mac
  161 00:32:40.268227  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-target-storage
  162 00:32:40.268362  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-case
  163 00:32:40.268492  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-event
  164 00:32:40.268619  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-feedback
  165 00:32:40.268746  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-raise
  166 00:32:40.268872  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-reference
  167 00:32:40.268998  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-runner
  168 00:32:40.269125  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-set
  169 00:32:40.269249  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-test-shell
  170 00:32:40.269376  Updating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-add-keys (debian)
  171 00:32:40.269527  Updating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-add-sources (debian)
  172 00:32:40.269667  Updating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-install-packages (debian)
  173 00:32:40.269805  Updating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-installed-packages (debian)
  174 00:32:40.269942  Updating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/bin/lava-os-build (debian)
  175 00:32:40.270065  Creating /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/environment
  176 00:32:40.270163  LAVA metadata
  177 00:32:40.270237  - LAVA_JOB_ID=12264632
  178 00:32:40.270300  - LAVA_DISPATCHER_IP=192.168.201.1
  179 00:32:40.270400  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:48) [common]
  180 00:32:40.270467  skipped lava-vland-overlay
  181 00:32:40.270541  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 00:32:40.270619  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:48) [common]
  183 00:32:40.270680  skipped lava-multinode-overlay
  184 00:32:40.270753  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 00:32:40.270843  start: 1.5.2.3 test-definition (timeout 00:09:48) [common]
  186 00:32:40.270915  Loading test definitions
  187 00:32:40.271004  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:48) [common]
  188 00:32:40.271076  Using /lava-12264632 at stage 0
  189 00:32:40.271360  uuid=12264632_1.5.2.3.1 testdef=None
  190 00:32:40.271447  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 00:32:40.271530  start: 1.5.2.3.2 test-overlay (timeout 00:09:48) [common]
  192 00:32:40.272171  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 00:32:40.272394  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:48) [common]
  195 00:32:40.272963  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 00:32:40.273193  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:48) [common]
  198 00:32:40.273739  runner path: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/0/tests/0_timesync-off test_uuid 12264632_1.5.2.3.1
  199 00:32:40.273892  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 00:32:40.274125  start: 1.5.2.3.5 git-repo-action (timeout 00:09:48) [common]
  202 00:32:40.274204  Using /lava-12264632 at stage 0
  203 00:32:40.274301  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 00:32:40.274378  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/0/tests/1_kselftest-lkdtm'
  205 00:32:43.768045  Running '/usr/bin/git checkout kernelci.org
  206 00:32:43.916313  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 00:32:43.917274  uuid=12264632_1.5.2.3.5 testdef=None
  208 00:32:43.917434  end: 1.5.2.3.5 git-repo-action (duration 00:00:04) [common]
  210 00:32:43.917689  start: 1.5.2.3.6 test-overlay (timeout 00:09:44) [common]
  211 00:32:43.918449  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 00:32:43.918703  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:44) [common]
  214 00:32:43.919706  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 00:32:43.919955  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:44) [common]
  217 00:32:43.920897  runner path: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/0/tests/1_kselftest-lkdtm test_uuid 12264632_1.5.2.3.5
  218 00:32:43.920991  BOARD='hp-11A-G6-EE-grunt'
  219 00:32:43.921057  BRANCH='cip-gitlab'
  220 00:32:43.921117  SKIPFILE='/dev/null'
  221 00:32:43.921176  SKIP_INSTALL='True'
  222 00:32:43.921233  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 00:32:43.921291  TST_CASENAME=''
  224 00:32:43.921347  TST_CMDFILES='lkdtm'
  225 00:32:43.921490  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 00:32:43.921690  Creating lava-test-runner.conf files
  228 00:32:43.921756  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12264632/lava-overlay-50llyfn_/lava-12264632/0 for stage 0
  229 00:32:43.921849  - 0_timesync-off
  230 00:32:43.921918  - 1_kselftest-lkdtm
  231 00:32:43.922017  end: 1.5.2.3 test-definition (duration 00:00:04) [common]
  232 00:32:43.922105  start: 1.5.2.4 compress-overlay (timeout 00:09:44) [common]
  233 00:32:51.388804  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  234 00:32:51.388962  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:37) [common]
  235 00:32:51.389056  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 00:32:51.389160  end: 1.5.2 lava-overlay (duration 00:00:11) [common]
  237 00:32:51.389251  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:37) [common]
  238 00:32:51.525588  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 00:32:51.525994  start: 1.5.4 extract-modules (timeout 00:09:37) [common]
  240 00:32:51.526111  extracting modules file /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww
  241 00:32:51.608695  extracting modules file /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12264632/extract-overlay-ramdisk-ggo1s5j3/ramdisk
  242 00:32:51.700829  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 00:32:51.700996  start: 1.5.5 apply-overlay-tftp (timeout 00:09:37) [common]
  244 00:32:51.701102  [common] Applying overlay to NFS
  245 00:32:51.701176  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12264632/compress-overlay-hzd4ccz5/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww
  246 00:32:52.615736  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 00:32:52.615903  start: 1.5.6 configure-preseed-file (timeout 00:09:36) [common]
  248 00:32:52.615999  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 00:32:52.616104  start: 1.5.7 compress-ramdisk (timeout 00:09:36) [common]
  250 00:32:52.616226  Building ramdisk /var/lib/lava/dispatcher/tmp/12264632/extract-overlay-ramdisk-ggo1s5j3/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12264632/extract-overlay-ramdisk-ggo1s5j3/ramdisk
  251 00:32:52.800758  >> 67825 blocks

  252 00:32:53.917662  rename /var/lib/lava/dispatcher/tmp/12264632/extract-overlay-ramdisk-ggo1s5j3/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz
  253 00:32:53.918130  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 00:32:53.918255  start: 1.5.8 prepare-kernel (timeout 00:09:34) [common]
  255 00:32:53.918357  start: 1.5.8.1 prepare-fit (timeout 00:09:34) [common]
  256 00:32:53.918468  No mkimage arch provided, not using FIT.
  257 00:32:53.918565  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 00:32:53.918649  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 00:32:53.918754  end: 1.5 prepare-tftp-overlay (duration 00:00:17) [common]
  260 00:32:53.918845  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:34) [common]
  261 00:32:53.918924  No LXC device requested
  262 00:32:53.918999  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 00:32:53.919085  start: 1.7 deploy-device-env (timeout 00:09:34) [common]
  264 00:32:53.919171  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 00:32:53.919248  Checking files for TFTP limit of 4294967296 bytes.
  266 00:32:53.919657  end: 1 tftp-deploy (duration 00:00:26) [common]
  267 00:32:53.919806  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 00:32:53.919893  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 00:32:53.920017  substitutions:
  270 00:32:53.920083  - {DTB}: None
  271 00:32:53.920144  - {INITRD}: 12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz
  272 00:32:53.920203  - {KERNEL}: 12264632/tftp-deploy-127gp2y6/kernel/bzImage
  273 00:32:53.920259  - {LAVA_MAC}: None
  274 00:32:53.920315  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww
  275 00:32:53.920371  - {NFS_SERVER_IP}: 192.168.201.1
  276 00:32:53.920430  - {PRESEED_CONFIG}: None
  277 00:32:53.920498  - {PRESEED_LOCAL}: None
  278 00:32:53.920596  - {RAMDISK}: 12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz
  279 00:32:53.920703  - {ROOT_PART}: None
  280 00:32:53.920782  - {ROOT}: None
  281 00:32:53.920839  - {SERVER_IP}: 192.168.201.1
  282 00:32:53.920894  - {TEE}: None
  283 00:32:53.920949  Parsed boot commands:
  284 00:32:53.921002  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 00:32:53.921181  Parsed boot commands: tftpboot 192.168.201.1 12264632/tftp-deploy-127gp2y6/kernel/bzImage 12264632/tftp-deploy-127gp2y6/kernel/cmdline 12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz
  286 00:32:53.921266  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 00:32:53.921349  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 00:32:53.921438  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 00:32:53.921521  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 00:32:53.921590  Not connected, no need to disconnect.
  291 00:32:53.921661  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 00:32:53.921742  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 00:32:53.921810  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh hp-11A-G6-EE-grunt-cbg-7'
  294 00:32:53.925872  Setting prompt string to ['lava-test: # ']
  295 00:32:53.926261  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 00:32:53.926414  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 00:32:53.926561  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 00:32:53.926736  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 00:32:53.927278  Calling: 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-7' '--port=1' '--command=reboot'
  300 00:32:59.080390  >> Command sent successfully.

  301 00:32:59.092024  Returned 0 in 5 seconds
  302 00:32:59.193402  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 00:32:59.194965  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 00:32:59.195555  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 00:32:59.196089  Setting prompt string to 'Starting depthcharge on grunt...'
  307 00:32:59.196474  Changing prompt to 'Starting depthcharge on grunt...'
  308 00:32:59.196862  depthcharge-start: Wait for prompt Starting depthcharge on grunt... (timeout 00:05:00)
  309 00:32:59.198277  [Enter `^Ec?' for help]

  310 00:32:59.607625  

  311 00:32:59.608277  

  312 00:32:59.611523  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  313 00:32:59.614929  Family_Model: 00670f00

  314 00:32:59.619292  PMxC0 STATUS: 0x80800 DoReset BIT11 

  315 00:32:59.622245  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  316 00:32:59.625986  VBOOT: Loading verstage.

  317 00:32:59.629179  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  318 00:32:59.632828  CBFS: Locating 'fallback/verstage'

  319 00:32:59.635757  CBFS: Found @ offset aa8c0 size d5a4

  320 00:32:59.653260  

  321 00:32:59.653851  

  322 00:32:59.657125  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  323 00:32:59.663822  Probing TPM I2C: done! DID_VID 0x00281ae0

  324 00:32:59.664342  TPM ready after 0 ms

  325 00:32:59.667146  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  326 00:32:59.710750  TPM: setup succeeded

  327 00:32:59.727791  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  328 00:32:59.731376  Chrome EC: UHEPI supported

  329 00:32:59.732034  Phase 1

  330 00:32:59.738663  FMAP: Found "FLASH" version 1.1 at d7f000.

  331 00:32:59.741338  FMAP: base = ff000000 size = 1000000 #areas = 30

  332 00:32:59.745527  FMAP: area GBB found @ d80000 (458752 bytes)

  333 00:32:59.751371  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  334 00:32:59.752017  Phase 2

  335 00:32:59.756206  Phase 3

  336 00:32:59.758238  FMAP: area GBB found @ d80000 (458752 bytes)

  337 00:32:59.764684  VB2:vb2_report_dev_firmware() This is developer signed firmware

  338 00:32:59.768426  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  339 00:32:59.771850  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  340 00:32:59.778729  VB2:vb2_verify_keyblock() Checking key block signature...

  341 00:32:59.805611  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  342 00:32:59.808510  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  343 00:32:59.811629  VB2:vb2_verify_fw_preamble() Verifying preamble.

  344 00:32:59.821356  Phase 4

  345 00:32:59.824002  FMAP: area FW_MAIN_B found @ 24f000 (2154432 bytes)

  346 00:32:59.830518  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  347 00:32:59.949222  VB2:vb2_rsa_verify_digest() Digest check failed!

  348 00:32:59.953132  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  349 00:32:59.953716  Saving nvdata

  350 00:32:59.957217  Reboot requested (10020007)

  351 00:32:59.960881  board_reset() called!

  352 00:33:00.101686  

  353 00:33:00.102285  

  354 00:33:00.103074  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  355 00:33:00.103545  Family_Model: 00670f00

  356 00:33:00.103994  PMxC0 STATUS: 0x80800 DoReset BIT11 

  357 00:33:00.104339  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  358 00:33:00.104672  VBOOT: Loading verstage.

  359 00:33:00.105060  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  360 00:33:00.105437  CBFS: Locating 'fallback/verstage'

  361 00:33:00.119890  CBFS: Found @ offset aa8c0 size d5a4

  362 00:33:00.120486  

  363 00:33:00.120865  

  364 00:33:00.122583  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  365 00:33:00.228927  Probing TPM I2C: .done! DID_VID 0x00281ae0

  366 00:33:00.231242  TPM ready after 0 ms

  367 00:33:00.234747  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  368 00:33:00.277103  TPM: setup succeeded

  369 00:33:00.294226  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  370 00:33:00.298417  Chrome EC: UHEPI supported

  371 00:33:00.299001  Phase 1

  372 00:33:00.305017  FMAP: Found "FLASH" version 1.1 at d7f000.

  373 00:33:00.308386  FMAP: base = ff000000 size = 1000000 #areas = 30

  374 00:33:00.311450  FMAP: area GBB found @ d80000 (458752 bytes)

  375 00:33:00.317885  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  376 00:33:00.325091  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  377 00:33:00.328106  Recovery requested (1009000e)

  378 00:33:00.328583  Saving nvdata

  379 00:33:00.342091  tlcl_extend: response is 0

  380 00:33:00.355723  tlcl_extend: response is 0

  381 00:33:00.362056  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  382 00:33:00.365534  CBFS: Locating 'fallback/romstage'

  383 00:33:00.368563  CBFS: Found @ offset 80 size d2e4

  384 00:33:00.369064  

  385 00:33:00.369471  

  386 00:33:00.375746  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 romstage starting...

  387 00:33:00.382371  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  388 00:33:00.382953  CBFS: Locating 'smu_fw'

  389 00:33:00.386237  CBFS: Found @ offset 7bc00 size 12262

  390 00:33:00.412706  PSP: Load blob type 19 from @ffe6bc38... OK

  391 00:33:00.415634  Google Chrome set keyboard backlight: 4 status (0)

  392 00:33:00.416255  POST: 0x37

  393 00:33:00.419237  agesawrapper_amdinitreset() entry

  394 00:33:00.425763  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  395 00:33:00.429201  CBFS: Locating 'AGESA_PRE_MEM'

  396 00:33:00.432112  CBFS: Found @ offset df80 size 53bcc

  397 00:33:00.441891  agesawrapper_amdinitreset() returned AGESA_SUCCESS

  398 00:33:00.442472  POST: 0x38

  399 00:33:00.444938  agesawrapper_amdinitearly() entry

  400 00:33:00.460203  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  401 00:33:00.466864  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  402 00:33:00.488294  agesawrapper_amdinitearly() returned AGESA_SUCCESS

  403 00:33:00.488904  POST: 0x40

  404 00:33:00.491533  agesawrapper_amdinitpost() entry

  405 00:33:00.495300  DRAM clear on reset: Keep

  406 00:33:00.498632  variant_mainboard_read_spd SPD index 9

  407 00:33:00.504820  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  408 00:33:00.505396  CBFS: Locating 'spd.bin'

  409 00:33:00.508297  CBFS: Found @ offset 79bc0 size 2000

  410 00:33:00.771218  AGESA set: umamode UMA_SPECIFIED

  411 00:33:00.777610           : syslimit 0x12effffff, bottomio 0x00d00000

  412 00:33:00.780574           : uma size 16MB, uma start 0xcf000000

  413 00:33:00.787253  agesawrapper_amdinitpost() returned AGESA_SUCCESS

  414 00:33:00.787738  POST: 0x41

  415 00:33:00.790738  Boot Count incremented to 77784

  416 00:33:00.791264  POST: 0x42

  417 00:33:00.798021  PSP: Notify that DRAM is available... OK

  418 00:33:00.798558  POST: 0x43

  419 00:33:00.798909  CBMEM:

  420 00:33:00.800616  IMD: root @ cdfff000 254 entries.

  421 00:33:00.803757  IMD: root @ cdffec00 62 entries.

  422 00:33:00.807543  External stage cache:

  423 00:33:00.810694  IMD: root @ cefff000 254 entries.

  424 00:33:00.813957  IMD: root @ ceffec00 62 entries.

  425 00:33:00.817381  creating vboot_handoff structure

  426 00:33:00.820845  Chrome EC: UHEPI supported

  427 00:33:00.824142  Chrome EC: clear events_b mask to 0x0000000021004000

  428 00:33:00.827881  POST: 0x44

  429 00:33:00.831505  MTRR Range: Start=cd000000 End=ce000000 (Size 1000000)

  430 00:33:00.838122  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  431 00:33:00.841956  MTRR Range: Start=ce800000 End=cf000000 (Size 800000)

  432 00:33:00.842535  POST: 0x45

  433 00:33:00.848227  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  434 00:33:00.851752  CBFS: Locating 'fallback/postcar'

  435 00:33:00.855143  CBFS: Found @ offset a2a80 size 41f4

  436 00:33:00.861716  Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes)

  437 00:33:00.871734  Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290

  438 00:33:00.875043  Processing 114 relocs. Offset value of 0xcbfa2000

  439 00:33:00.879590  

  440 00:33:00.880218  

  441 00:33:00.882805  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 postcar starting...

  442 00:33:00.889455  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  443 00:33:00.892893  CBFS: Locating 'fallback/ramstage'

  444 00:33:00.896299  CBFS: Found @ offset 61bc0 size 17f95

  445 00:33:00.902525  Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes)

  446 00:33:00.939125  Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8

  447 00:33:00.943145  Processing 3480 relocs. Offset value of 0xcdd9f000

  448 00:33:00.944016  

  449 00:33:00.944448  

  450 00:33:00.949610  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 ramstage starting...

  451 00:33:00.950195  POST: 0x39

  452 00:33:00.956483  FMAP: Found "FLASH" version 1.1 at d7f000.

  453 00:33:00.959713  FMAP: base = ff000000 size = 1000000 #areas = 30

  454 00:33:00.962476  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  455 00:33:00.966505  WARNING: RO_VPD is uninitialized or empty.

  456 00:33:00.972978  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  457 00:33:00.976416  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  458 00:33:01.012144  POST: 0x80

  459 00:33:01.012769  Normal boot.

  460 00:33:01.013212  POST: 0x46

  461 00:33:01.019004  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  462 00:33:01.021992  CBFS: Locating 'smu_fw2'

  463 00:33:01.025247  CBFS: Found @ offset 8dec0 size 4cf2

  464 00:33:01.036220  PSP: Load blob type 1a from @ffe7def8... OK

  465 00:33:01.036704  POST: 0x47

  466 00:33:01.039595  agesawrapper_amdinitenv() entry

  467 00:33:01.043306  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  468 00:33:01.046811  CBFS: Locating 'AGESA_POST_MEM'

  469 00:33:01.050198  CBFS: Found @ offset b7f00 size 135b2

  470 00:33:01.056930  Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes)

  471 00:33:01.088447  Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480

  472 00:33:01.092062  Processing 1271 relocs. Offset value of 0xce06d000

  473 00:33:01.095872  AGESA: Saving stage to cache

  474 00:33:01.098517  Fch OEM config in INIT ENV Done

  475 00:33:01.137981  agesawrapper_amdinitenv() returned AGESA_SUCCESS

  476 00:33:01.138597  POST: 0x70

  477 00:33:01.144571  BS: BS_PRE_DEVICE times (us): entry 124209 run 1060 exit 0

  478 00:33:01.145193  POST: 0x71

  479 00:33:01.145579  Board ID: 6

  480 00:33:01.148324  mainboard: EC init

  481 00:33:01.151253  Chrome EC: Set SMI mask to 0x0000000000000000

  482 00:33:01.154786  Chrome EC: UHEPI supported

  483 00:33:01.157618  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

  484 00:33:01.165226  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

  485 00:33:01.168238  Chrome EC: Set WAKE mask to 0x0000000000000000

  486 00:33:01.171769  DW I2C bus 0 at 0xfedc2000 (400 KHz)

  487 00:33:01.175284  DW I2C bus 2 at 0xfedc4000 (400 KHz)

  488 00:33:01.178212  DW I2C bus 3 at 0xfedc5000 (400 KHz)

  489 00:33:01.184640  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

  490 00:33:01.185272  Manufacturer: ef

  491 00:33:01.191161  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

  492 00:33:01.194547  ELOG: NV offset 0x45d000 size 0x4000

  493 00:33:01.203308  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

  494 00:33:01.210016  ELOG: Event(17) added with size 13 at 2023-12-14 00:33:00 UTC

  495 00:33:01.213436  POST: Unexpected post code in previous boot: 0x90

  496 00:33:01.220592  ELOG: Event(A3) added with size 11 at 2023-12-14 00:33:00 UTC

  497 00:33:01.224057  ELOG: Event(9F) added with size 14 at 2023-12-14 00:33:00 UTC

  498 00:33:01.227406  PM1_STS: PWRBTN BMSTATUS 

  499 00:33:01.233762  setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000

  500 00:33:01.240515  setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001

  501 00:33:01.244244  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96155 exit 0

  502 00:33:01.246991  POST: 0x72

  503 00:33:01.247585  Enumerating buses...

  504 00:33:01.250433  Show all devs... Before device enumeration.

  505 00:33:01.253825  Root Device: enabled 1

  506 00:33:01.257462  CPU_CLUSTER: 0: enabled 1

  507 00:33:01.258046  DOMAIN: 0000: enabled 1

  508 00:33:01.260540  MMIO: fedc2000: enabled 1

  509 00:33:01.263582  MMIO: fedc3000: enabled 1

  510 00:33:01.264089  MMIO: fedc4000: enabled 1

  511 00:33:01.267252  MMIO: fedc5000: enabled 1

  512 00:33:01.270728  APIC: 10: enabled 1

  513 00:33:01.271306  PCI: 00:00.0: enabled 1

  514 00:33:01.273863  PCI: 00:00.2: enabled 0

  515 00:33:01.277705  PCI: 00:01.0: enabled 1

  516 00:33:01.278288  PCI: 00:01.1: enabled 1

  517 00:33:01.280461  PCI: 00:02.0: enabled 1

  518 00:33:01.284181  PCI: 00:02.1: enabled 1

  519 00:33:01.284654  PCI: 00:02.2: enabled 1

  520 00:33:01.287454  PCI: 00:02.3: enabled 1

  521 00:33:01.290551  PCI: 00:02.4: enabled 1

  522 00:33:01.291024  PCI: 00:02.5: enabled 1

  523 00:33:01.294550  PCI: 00:08.0: enabled 1

  524 00:33:01.297349  PCI: 00:09.0: enabled 1

  525 00:33:01.297844  PCI: 00:09.2: enabled 1

  526 00:33:01.300971  PCI: 00:10.0: enabled 1

  527 00:33:01.301444  PCI: 00:11.0: enabled 0

  528 00:33:01.304096  PCI: 00:12.0: enabled 1

  529 00:33:01.308148  PCI: 00:14.0: enabled 1

  530 00:33:01.308728  PCI: 00:14.3: enabled 1

  531 00:33:01.311948  PCI: 00:14.7: enabled 1

  532 00:33:01.314221  PCI: 00:18.0: enabled 1

  533 00:33:01.314798  PCI: 00:18.1: enabled 1

  534 00:33:01.318035  PCI: 00:18.2: enabled 1

  535 00:33:01.321057  PCI: 00:18.3: enabled 1

  536 00:33:01.321638  PCI: 00:18.4: enabled 1

  537 00:33:01.324904  PCI: 00:18.5: enabled 1

  538 00:33:01.327853  GENERIC: 0.0: enabled 1

  539 00:33:01.328491  I2C: 00:1a: enabled 1

  540 00:33:01.331527  GENERIC: 0.1: enabled 1

  541 00:33:01.332156  I2C: 00:50: enabled 1

  542 00:33:01.334378  I2C: 00:15: enabled 1

  543 00:33:01.337981  I2C: 00:39: enabled 1

  544 00:33:01.338460  I2C: 00:10: enabled 1

  545 00:33:01.341035  PCI: 00:00.0: enabled 1

  546 00:33:01.341514  PNP: 0c09.0: enabled 1

  547 00:33:01.344708  Compare with tree...

  548 00:33:01.347523  Root Device: enabled 1

  549 00:33:01.348031   CPU_CLUSTER: 0: enabled 1

  550 00:33:01.351118    APIC: 10: enabled 1

  551 00:33:01.354867   DOMAIN: 0000: enabled 1

  552 00:33:01.355410    PCI: 00:00.0: enabled 1

  553 00:33:01.358198    PCI: 00:00.2: enabled 0

  554 00:33:01.361404    PCI: 00:01.0: enabled 1

  555 00:33:01.361894    PCI: 00:01.1: enabled 1

  556 00:33:01.364319    PCI: 00:02.0: enabled 1

  557 00:33:01.367869    PCI: 00:02.1: enabled 1

  558 00:33:01.371146    PCI: 00:02.2: enabled 1

  559 00:33:01.371775    PCI: 00:02.3: enabled 1

  560 00:33:01.374982    PCI: 00:02.4: enabled 1

  561 00:33:01.378837     PCI: 00:00.0: enabled 1

  562 00:33:01.379426    PCI: 00:02.5: enabled 1

  563 00:33:01.381721    PCI: 00:08.0: enabled 1

  564 00:33:01.385256    PCI: 00:09.0: enabled 1

  565 00:33:01.387762    PCI: 00:09.2: enabled 1

  566 00:33:01.388241    PCI: 00:10.0: enabled 1

  567 00:33:01.391214    PCI: 00:11.0: enabled 0

  568 00:33:01.394799    PCI: 00:12.0: enabled 1

  569 00:33:01.395280    PCI: 00:14.0: enabled 1

  570 00:33:01.398306    PCI: 00:14.3: enabled 1

  571 00:33:01.401786     PNP: 0c09.0: enabled 1

  572 00:33:01.402270    PCI: 00:14.7: enabled 1

  573 00:33:01.404592    PCI: 00:18.0: enabled 1

  574 00:33:01.408598    PCI: 00:18.1: enabled 1

  575 00:33:01.411919    PCI: 00:18.2: enabled 1

  576 00:33:01.412530    PCI: 00:18.3: enabled 1

  577 00:33:01.415142    PCI: 00:18.4: enabled 1

  578 00:33:01.418567    PCI: 00:18.5: enabled 1

  579 00:33:01.419161   MMIO: fedc2000: enabled 1

  580 00:33:01.421897    GENERIC: 0.0: enabled 1

  581 00:33:01.424933    I2C: 00:1a: enabled 1

  582 00:33:01.425512    GENERIC: 0.1: enabled 1

  583 00:33:01.428877   MMIO: fedc3000: enabled 1

  584 00:33:01.431802    I2C: 00:50: enabled 1

  585 00:33:01.434884   MMIO: fedc4000: enabled 1

  586 00:33:01.435415    I2C: 00:15: enabled 1

  587 00:33:01.438892   MMIO: fedc5000: enabled 1

  588 00:33:01.442315    I2C: 00:39: enabled 1

  589 00:33:01.442889    I2C: 00:10: enabled 1

  590 00:33:01.445391  Mainboard Grunt Enable.

  591 00:33:01.445867  Root Device scanning...

  592 00:33:01.448292  root_dev_scan_bus for Root Device

  593 00:33:01.452047  CPU_CLUSTER: 0 enabled

  594 00:33:01.455690  DOMAIN: 0000 enabled

  595 00:33:01.456327  MMIO: fedc2000 enabled

  596 00:33:01.458648  MMIO: fedc3000 enabled

  597 00:33:01.459128  MMIO: fedc4000 enabled

  598 00:33:01.461918  MMIO: fedc5000 enabled

  599 00:33:01.465694  DOMAIN: 0000 scanning...

  600 00:33:01.466176  PCI: pci_scan_bus for bus 00

  601 00:33:01.469193  POST: 0x24

  602 00:33:01.469669  sb_enable

  603 00:33:01.472095  PCI: 00:00.0 [1022/1576] enabled

  604 00:33:01.472576  sb_enable

  605 00:33:01.475592  sb_enable

  606 00:33:01.476104  PCI: 00:01.0 [1002/98e4] enabled

  607 00:33:01.479292  sb_enable

  608 00:33:01.482532  PCI: 00:01.1 [1002/15b3] enabled

  609 00:33:01.483128  sb_enable

  610 00:33:01.485880  PCI: 00:02.0 [1022/157b] enabled

  611 00:33:01.486362  sb_enable

  612 00:33:01.492310  PCI: Static device PCI: 00:02.1 not found, disabling it.

  613 00:33:01.492849  sb_enable

  614 00:33:01.496188  Capability: type 0x01 @ 0x50

  615 00:33:01.496670  Capability: type 0x10 @ 0x58

  616 00:33:01.499512  Capability: type 0x05 @ 0xa0

  617 00:33:01.502329  Capability: type 0x0d @ 0xc0

  618 00:33:01.505985  Capability: type 0x08 @ 0xc8

  619 00:33:01.510103  Capability: type 0x01 @ 0x50

  620 00:33:01.510693  Capability: type 0x10 @ 0x58

  621 00:33:01.512595  PCI: 00:02.2 subordinate bus PCI Express

  622 00:33:01.515821  PCI: 00:02.2 [1022/157c] enabled

  623 00:33:01.519147  sb_enable

  624 00:33:01.522296  PCI: Static device PCI: 00:02.3 not found, disabling it.

  625 00:33:01.522782  sb_enable

  626 00:33:01.525774  Capability: type 0x01 @ 0x50

  627 00:33:01.528963  Capability: type 0x10 @ 0x58

  628 00:33:01.532994  Capability: type 0x05 @ 0xa0

  629 00:33:01.535159  Capability: type 0x0d @ 0xc0

  630 00:33:01.535638  Capability: type 0x08 @ 0xc8

  631 00:33:01.538821  Capability: type 0x01 @ 0x50

  632 00:33:01.542706  Capability: type 0x10 @ 0x58

  633 00:33:01.545406  PCI: 00:02.4 subordinate bus PCI Express

  634 00:33:01.549454  PCI: 00:02.4 [1022/157c] enabled

  635 00:33:01.550036  sb_enable

  636 00:33:01.555573  PCI: Static device PCI: 00:02.5 not found, disabling it.

  637 00:33:01.559324  PCI: 00:03.0 [1022/157b] enabled

  638 00:33:01.559968  sb_enable

  639 00:33:01.562397  PCI: 00:08.0 [1022/1578] enabled

  640 00:33:01.562875  sb_enable

  641 00:33:01.566328  PCI: 00:09.0 [1022/157d] enabled

  642 00:33:01.566915  sb_enable

  643 00:33:01.571992  PCI: Static device PCI: 00:09.2 not found, disabling it.

  644 00:33:01.572476  sb_enable

  645 00:33:01.575509  PCI: 00:10.0 [1022/0000] bus ops

  646 00:33:01.579024  PCI: 00:10.0 [1022/7914] enabled

  647 00:33:01.579601  sb_enable

  648 00:33:01.580034  sb_enable

  649 00:33:01.582209  PCI: 00:12.0 [1022/0000] bus ops

  650 00:33:01.585790  PCI: 00:12.0 [1022/7908] enabled

  651 00:33:01.586272  sb_enable

  652 00:33:01.589131  PCI: 00:14.0 [1022/790b] bus ops

  653 00:33:01.592600  PCI: 00:14.0 [1022/790b] enabled

  654 00:33:01.596297  sb_enable

  655 00:33:01.596780  PCI: 00:14.3 [1022/0000] bus ops

  656 00:33:01.599191  PCI: 00:14.3 [1022/790e] enabled

  657 00:33:01.602392  sb_enable

  658 00:33:01.602868  PCI: 00:14.7 [1022/7906] enabled

  659 00:33:01.606274  sb_enable

  660 00:33:01.608733  PCI: 00:18.0 [1022/15b0] ops

  661 00:33:01.609215  PCI: 00:18.0 [1022/15b0] enabled

  662 00:33:01.612506  sb_enable

  663 00:33:01.615933  PCI: 00:18.1 [1022/15b1] enabled

  664 00:33:01.616515  sb_enable

  665 00:33:01.619699  PCI: 00:18.2 [1022/15b2] enabled

  666 00:33:01.620285  sb_enable

  667 00:33:01.622643  PCI: 00:18.3 [1022/15b3] enabled

  668 00:33:01.623122  sb_enable

  669 00:33:01.626368  PCI: 00:18.4 [1022/15b4] enabled

  670 00:33:01.626948  sb_enable

  671 00:33:01.628932  PCI: 00:18.5 [1022/15b5] enabled

  672 00:33:01.633121  POST: 0x25

  673 00:33:01.633701  PCI: 00:02.2 scanning...

  674 00:33:01.636306  do_pci_scan_bridge for PCI: 00:02.2

  675 00:33:01.639253  PCI: pci_scan_bus for bus 01

  676 00:33:01.639785  POST: 0x24

  677 00:33:01.642245  PCI: 01:00.0 [168c/003e] enabled

  678 00:33:01.646218  POST: 0x25

  679 00:33:01.646809  POST: 0x55

  680 00:33:01.649346  Capability: type 0x01 @ 0x40

  681 00:33:01.649930  Capability: type 0x05 @ 0x50

  682 00:33:01.652482  Capability: type 0x10 @ 0x70

  683 00:33:01.656387  Capability: type 0x01 @ 0x50

  684 00:33:01.659517  Capability: type 0x10 @ 0x58

  685 00:33:01.662541  Enabling Common Clock Configuration

  686 00:33:01.663020  ASPM: Enabled L0s and L1

  687 00:33:01.666415  Capability: type 0x01 @ 0x40

  688 00:33:01.669989  Capability: type 0x05 @ 0x50

  689 00:33:01.673366  Capability: type 0x10 @ 0x70

  690 00:33:01.676322  scan_bus: scanning of bus PCI: 00:02.2 took 40759 usecs

  691 00:33:01.679678  PCI: 00:02.4 scanning...

  692 00:33:01.682827  do_pci_scan_bridge for PCI: 00:02.4

  693 00:33:01.686118  PCI: pci_scan_bus for bus 02

  694 00:33:01.686619  POST: 0x24

  695 00:33:01.689858  PCI: 02:00.0 [1217/0000] ops

  696 00:33:01.692649  PCI: 02:00.0 [1217/8620] enabled

  697 00:33:01.693137  POST: 0x25

  698 00:33:01.693517  POST: 0x55

  699 00:33:01.695832  Capability: type 0x01 @ 0x6c

  700 00:33:01.699909  Capability: type 0x05 @ 0x48

  701 00:33:01.703008  Capability: type 0x10 @ 0x80

  702 00:33:01.703492  Capability: type 0x01 @ 0x50

  703 00:33:01.706289  Capability: type 0x10 @ 0x58

  704 00:33:01.710301  ASPM: Enabled L0s and L1

  705 00:33:01.713138  Capability: type 0x01 @ 0x6c

  706 00:33:01.716046  Capability: type 0x05 @ 0x48

  707 00:33:01.716529  Capability: type 0x10 @ 0x80

  708 00:33:01.723146  scan_bus: scanning of bus PCI: 00:02.4 took 40317 usecs

  709 00:33:01.723766  PCI: 00:10.0 scanning...

  710 00:33:01.726886  scan_usb_bus for PCI: 00:10.0

  711 00:33:01.730465  scan_usb_bus for PCI: 00:10.0 done

  712 00:33:01.736841  scan_bus: scanning of bus PCI: 00:10.0 took 8114 usecs

  713 00:33:01.737423  PCI: 00:12.0 scanning...

  714 00:33:01.739853  scan_usb_bus for PCI: 00:12.0

  715 00:33:01.743528  scan_usb_bus for PCI: 00:12.0 done

  716 00:33:01.750450  scan_bus: scanning of bus PCI: 00:12.0 took 8113 usecs

  717 00:33:01.751030  PCI: 00:14.0 scanning...

  718 00:33:01.753461  scan_generic_bus for PCI: 00:14.0

  719 00:33:01.756300  scan_generic_bus for PCI: 00:14.0 done

  720 00:33:01.763085  scan_bus: scanning of bus PCI: 00:14.0 took 8803 usecs

  721 00:33:01.763687  PCI: 00:14.3 scanning...

  722 00:33:01.766903  scan_lpc_bus for PCI: 00:14.3

  723 00:33:01.769828  PNP: 0c09.0 enabled

  724 00:33:01.773650  scan_lpc_bus for PCI: 00:14.3 done

  725 00:33:01.776539  scan_bus: scanning of bus PCI: 00:14.3 took 9946 usecs

  726 00:33:01.777022  POST: 0x55

  727 00:33:01.783375  scan_bus: scanning of bus DOMAIN: 0000 took 315063 usecs

  728 00:33:01.787174  MMIO: fedc2000 scanning...

  729 00:33:01.790325  scan_generic_bus for MMIO: fedc2000

  730 00:33:01.793515  bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled

  731 00:33:01.796500  bus: MMIO: fedc2000[0]->I2C: 01:1a enabled

  732 00:33:01.800453  bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled

  733 00:33:01.803109  scan_generic_bus for MMIO: fedc2000 done

  734 00:33:01.810272  scan_bus: scanning of bus MMIO: fedc2000 took 21183 usecs

  735 00:33:01.813134  MMIO: fedc3000 scanning...

  736 00:33:01.813638  scan_generic_bus for MMIO: fedc3000

  737 00:33:01.820412  bus: MMIO: fedc3000[0]->I2C: 02:50 enabled

  738 00:33:01.823468  scan_generic_bus for MMIO: fedc3000 done

  739 00:33:01.826681  scan_bus: scanning of bus MMIO: fedc3000 took 13197 usecs

  740 00:33:01.829674  MMIO: fedc4000 scanning...

  741 00:33:01.833084  scan_generic_bus for MMIO: fedc4000

  742 00:33:01.836860  bus: MMIO: fedc4000[0]->I2C: 03:15 enabled

  743 00:33:01.840128  scan_generic_bus for MMIO: fedc4000 done

  744 00:33:01.846787  scan_bus: scanning of bus MMIO: fedc4000 took 13151 usecs

  745 00:33:01.847514  MMIO: fedc5000 scanning...

  746 00:33:01.850379  scan_generic_bus for MMIO: fedc5000

  747 00:33:01.856751  bus: MMIO: fedc5000[0]->I2C: 04:39 enabled

  748 00:33:01.860358  bus: MMIO: fedc5000[0]->I2C: 04:10 enabled

  749 00:33:01.863451  scan_generic_bus for MMIO: fedc5000 done

  750 00:33:01.867160  scan_bus: scanning of bus MMIO: fedc5000 took 16984 usecs

  751 00:33:01.870459  root_dev_scan_bus for Root Device done

  752 00:33:01.877693  scan_bus: scanning of bus Root Device took 426179 usecs

  753 00:33:01.878406  done

  754 00:33:01.883712  BS: BS_DEV_ENUMERATE times (us): entry 0 run 631116 exit 0

  755 00:33:01.884198  POST: 0x73

  756 00:33:01.886949  found VGA at PCI: 00:01.0

  757 00:33:01.887628  Setting up VGA for PCI: 00:01.0

  758 00:33:01.893830  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  759 00:33:01.897498  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  760 00:33:01.900857  Allocating resources...

  761 00:33:01.901351  Reading resources...

  762 00:33:01.904198  Root Device read_resources bus 0 link: 0

  763 00:33:01.910759  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  764 00:33:01.913700  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  765 00:33:01.917926  DOMAIN: 0000 read_resources bus 0 link: 0

  766 00:33:01.920464  PCI: 00:02.2 read_resources bus 1 link: 0

  767 00:33:01.924270  PCI: 00:02.2 read_resources bus 1 link: 0 done

  768 00:33:01.931029  PCI: 00:02.4 read_resources bus 2 link: 0

  769 00:33:01.934057  PCI: 00:02.4 read_resources bus 2 link: 0 done

  770 00:33:01.937795  PCI: 00:14.3 read_resources bus 0 link: 0

  771 00:33:01.941463  PCI: 00:14.3 read_resources bus 0 link: 0 done

  772 00:33:01.948303  Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000.

  773 00:33:01.950922  DOMAIN: 0000 read_resources bus 0 link: 0 done

  774 00:33:01.958070  MMIO: fedc2000 read_resources bus 1 link: 0

  775 00:33:01.960839  MMIO: fedc2000 read_resources bus 1 link: 0 done

  776 00:33:01.964913  MMIO: fedc3000 read_resources bus 2 link: 0

  777 00:33:01.967764  MMIO: fedc3000 read_resources bus 2 link: 0 done

  778 00:33:01.974771  MMIO: fedc4000 read_resources bus 3 link: 0

  779 00:33:01.977843  MMIO: fedc4000 read_resources bus 3 link: 0 done

  780 00:33:01.981314  MMIO: fedc5000 read_resources bus 4 link: 0

  781 00:33:01.984988  MMIO: fedc5000 read_resources bus 4 link: 0 done

  782 00:33:01.991718  Root Device read_resources bus 0 link: 0 done

  783 00:33:01.992304  Done reading resources.

  784 00:33:01.998158  Show resources in subtree (Root Device)...After reading.

  785 00:33:02.001168   Root Device child on link 0 CPU_CLUSTER: 0

  786 00:33:02.004583    CPU_CLUSTER: 0 child on link 0 APIC: 10

  787 00:33:02.005134     APIC: 10

  788 00:33:02.011795    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  789 00:33:02.019229    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  790 00:33:02.028398    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  791 00:33:02.028988     PCI: 00:00.0

  792 00:33:02.029372     PCI: 00:00.2

  793 00:33:02.031389     PCI: 00:01.0

  794 00:33:02.041757     PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10

  795 00:33:02.048279     PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18

  796 00:33:02.058601     PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20

  797 00:33:02.065587     PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24

  798 00:33:02.075431     PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30

  799 00:33:02.076054     PCI: 00:01.1

  800 00:33:02.085172     PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

  801 00:33:02.085756     PCI: 00:02.0

  802 00:33:02.088513     PCI: 00:02.1

  803 00:33:02.091846     PCI: 00:02.2 child on link 0 PCI: 01:00.0

  804 00:33:02.098694     PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  805 00:33:02.108418     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  806 00:33:02.115624     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  807 00:33:02.118722      PCI: 01:00.0

  808 00:33:02.125958      PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10

  809 00:33:02.128850     PCI: 00:02.3

  810 00:33:02.132060     PCI: 00:02.4 child on link 0 PCI: 02:00.0

  811 00:33:02.139220     PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  812 00:33:02.148711     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  813 00:33:02.155288     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  814 00:33:02.159793      PCI: 02:00.0

  815 00:33:02.166493      PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

  816 00:33:02.175826      PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14

  817 00:33:02.176405     PCI: 00:02.5

  818 00:33:02.178872     PCI: 00:03.0

  819 00:33:02.179451     PCI: 00:08.0

  820 00:33:02.189147     PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10

  821 00:33:02.195985     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18

  822 00:33:02.205522     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c

  823 00:33:02.212242     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20

  824 00:33:02.223185     PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24

  825 00:33:02.223711     PCI: 00:09.0

  826 00:33:02.226263     PCI: 00:09.2

  827 00:33:02.226854     PCI: 00:10.0

  828 00:33:02.236197     PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  829 00:33:02.236783     PCI: 00:11.0

  830 00:33:02.239304     PCI: 00:12.0

  831 00:33:02.245825     PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10

  832 00:33:02.246348     PCI: 00:14.0

  833 00:33:02.252597     PCI: 00:14.3 child on link 0 PNP: 0c09.0

  834 00:33:02.259348     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

  835 00:33:02.270685     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

  836 00:33:02.276318     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

  837 00:33:02.286109     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

  838 00:33:02.293146     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

  839 00:33:02.296488      PNP: 0c09.0

  840 00:33:02.303229      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

  841 00:33:02.303699     PCI: 00:14.7

  842 00:33:02.313141     PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

  843 00:33:02.316383     PCI: 00:18.0

  844 00:33:02.322679     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

  845 00:33:02.332839     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

  846 00:33:02.333468     PCI: 00:18.1

  847 00:33:02.336381     PCI: 00:18.2

  848 00:33:02.336865     PCI: 00:18.3

  849 00:33:02.340089     PCI: 00:18.4

  850 00:33:02.340565     PCI: 00:18.5

  851 00:33:02.343843    MMIO: fedc2000 child on link 0 GENERIC: 0.0

  852 00:33:02.346891     GENERIC: 0.0

  853 00:33:02.347370     I2C: 01:1a

  854 00:33:02.349757     GENERIC: 0.1

  855 00:33:02.353368    MMIO: fedc3000 child on link 0 I2C: 02:50

  856 00:33:02.353869     I2C: 02:50

  857 00:33:02.356319    MMIO: fedc4000 child on link 0 I2C: 03:15

  858 00:33:02.360276     I2C: 03:15

  859 00:33:02.362940    MMIO: fedc5000 child on link 0 I2C: 04:39

  860 00:33:02.363463     I2C: 04:39

  861 00:33:02.366464     I2C: 04:10

  862 00:33:02.370061  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

  863 00:33:02.376775  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  864 00:33:02.382953  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  865 00:33:02.389832  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  866 00:33:02.396836  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  867 00:33:02.400352  PCI: 00:01.0 20 *  [0x0 - 0xff] io

  868 00:33:02.406715  DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done

  869 00:33:02.410212  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

  870 00:33:02.419966  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  871 00:33:02.427322  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  872 00:33:02.433205  PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  873 00:33:02.436370  PCI: 01:00.0 10 *  [0x0 - 0x1fffff] mem

  874 00:33:02.442922  PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done

  875 00:33:02.449930  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  876 00:33:02.457061  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  877 00:33:02.463473  PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  878 00:33:02.467423  PCI: 02:00.0 10 *  [0x0 - 0xfff] mem

  879 00:33:02.470731  PCI: 02:00.0 14 *  [0x1000 - 0x17ff] mem

  880 00:33:02.476565  PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done

  881 00:33:02.483018  PCI: 00:01.0 10 *  [0x0 - 0x3ffffff] prefmem

  882 00:33:02.487158  PCI: 00:01.0 18 *  [0x4000000 - 0x47fffff] prefmem

  883 00:33:02.490408  PCI: 00:02.2 20 *  [0x4800000 - 0x49fffff] mem

  884 00:33:02.493645  PCI: 00:02.4 20 *  [0x4a00000 - 0x4afffff] mem

  885 00:33:02.500347  PCI: 00:08.0 18 *  [0x4b00000 - 0x4bfffff] mem

  886 00:33:02.503519  PCI: 00:08.0 20 *  [0x4c00000 - 0x4cfffff] mem

  887 00:33:02.506781  PCI: 00:01.0 24 *  [0x4d00000 - 0x4d3ffff] mem

  888 00:33:02.510363  PCI: 00:01.0 30 *  [0x4d40000 - 0x4d5ffff] mem

  889 00:33:02.517243  PCI: 00:08.0 10 *  [0x4d60000 - 0x4d7ffff] prefmem

  890 00:33:02.520181  PCI: 00:01.1 10 *  [0x4d80000 - 0x4d83fff] mem

  891 00:33:02.523584  PCI: 00:08.0 24 *  [0x4d84000 - 0x4d85fff] mem

  892 00:33:02.530436  PCI: 00:10.0 10 *  [0x4d86000 - 0x4d87fff] mem

  893 00:33:02.533940  PCI: 00:08.0 1c *  [0x4d88000 - 0x4d88fff] mem

  894 00:33:02.536941  PCI: 00:12.0 10 *  [0x4d89000 - 0x4d890ff] mem

  895 00:33:02.541062  PCI: 00:14.7 10 *  [0x4d8a000 - 0x4d8a0ff] mem

  896 00:33:02.547635  DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done

  897 00:33:02.550857  avoid_fixed_resources: DOMAIN: 0000

  898 00:33:02.557274  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

  899 00:33:02.563720  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

  900 00:33:02.571151  constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed)

  901 00:33:02.577739  constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed)

  902 00:33:02.584490  constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed)

  903 00:33:02.591468  constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed)

  904 00:33:02.597424  constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed)

  905 00:33:02.604238  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff

  906 00:33:02.610512  avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff

  907 00:33:02.614003  Setting resources...

  908 00:33:02.617900  DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff

  909 00:33:02.620948  PCI: 00:01.0 20 *  [0x1000 - 0x10ff] io

  910 00:33:02.627706  DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done

  911 00:33:02.634033  PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff

  912 00:33:02.641013  PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done

  913 00:33:02.644828  PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff

  914 00:33:02.650777  PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done

  915 00:33:02.657962  DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff

  916 00:33:02.661163  PCI: 00:01.0 10 *  [0xf0000000 - 0xf3ffffff] prefmem

  917 00:33:02.667817  PCI: 00:01.0 18 *  [0xf4000000 - 0xf47fffff] prefmem

  918 00:33:02.671356  PCI: 00:02.2 20 *  [0xf4800000 - 0xf49fffff] mem

  919 00:33:02.674187  PCI: 00:02.4 20 *  [0xf4a00000 - 0xf4afffff] mem

  920 00:33:02.681083  PCI: 00:08.0 18 *  [0xf4b00000 - 0xf4bfffff] mem

  921 00:33:02.684863  PCI: 00:08.0 20 *  [0xf4c00000 - 0xf4cfffff] mem

  922 00:33:02.688060  PCI: 00:01.0 24 *  [0xf4d00000 - 0xf4d3ffff] mem

  923 00:33:02.691737  PCI: 00:01.0 30 *  [0xf4d40000 - 0xf4d5ffff] mem

  924 00:33:02.697849  PCI: 00:08.0 10 *  [0xf4d60000 - 0xf4d7ffff] prefmem

  925 00:33:02.701614  PCI: 00:01.1 10 *  [0xf4d80000 - 0xf4d83fff] mem

  926 00:33:02.705124  PCI: 00:08.0 24 *  [0xf4d84000 - 0xf4d85fff] mem

  927 00:33:02.711399  PCI: 00:10.0 10 *  [0xf4d86000 - 0xf4d87fff] mem

  928 00:33:02.715256  PCI: 00:08.0 1c *  [0xf4d88000 - 0xf4d88fff] mem

  929 00:33:02.718312  PCI: 00:12.0 10 *  [0xf4d89000 - 0xf4d890ff] mem

  930 00:33:02.724843  PCI: 00:14.7 10 *  [0xf4d8a000 - 0xf4d8a0ff] mem

  931 00:33:02.732792  DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done

  932 00:33:02.734660  PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  933 00:33:02.741763  PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  934 00:33:02.748189  PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff

  935 00:33:02.754656  PCI: 01:00.0 10 *  [0xf4800000 - 0xf49fffff] mem

  936 00:33:02.761773  PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done

  937 00:33:02.768593  PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  938 00:33:02.775440  PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  939 00:33:02.782295  PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff

  940 00:33:02.784971  PCI: 02:00.0 10 *  [0xf4a00000 - 0xf4a00fff] mem

  941 00:33:02.788278  PCI: 02:00.0 14 *  [0xf4a01000 - 0xf4a017ff] mem

  942 00:33:02.795267  PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done

  943 00:33:02.798700  Root Device assign_resources, bus 0 link: 0

  944 00:33:02.805253  DOMAIN: 0000 assign_resources, bus 0 link: 0

  945 00:33:02.812627  PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64

  946 00:33:02.818996  PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64

  947 00:33:02.826498  PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io

  948 00:33:02.832246  PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem

  949 00:33:02.839159  PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem

  950 00:33:02.845749  PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64

  951 00:33:02.856058  PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io

  952 00:33:02.862655  PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem

  953 00:33:02.869189  PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem

  954 00:33:02.872966  PCI: 00:02.2 assign_resources, bus 1 link: 0

  955 00:33:02.883349  PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64

  956 00:33:02.886289  PCI: 00:02.2 assign_resources, bus 1 link: 0

  957 00:33:02.892493  PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io

  958 00:33:02.899871  PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem

  959 00:33:02.909358  PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem

  960 00:33:02.912989  PCI: 00:02.4 assign_resources, bus 2 link: 0

  961 00:33:02.920288  PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem

  962 00:33:02.927596  PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem

  963 00:33:02.929223  PCI: 00:02.4 assign_resources, bus 2 link: 0

  964 00:33:02.936305  PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64

  965 00:33:02.945928  PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem

  966 00:33:02.953076  PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem

  967 00:33:02.959748  PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem

  968 00:33:02.966276  PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem

  969 00:33:02.973206  PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64

  970 00:33:02.980091  PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem

  971 00:33:02.983176  PCI: 00:14.3 assign_resources, bus 0 link: 0

  972 00:33:02.987021  PCI: 00:14.3 assign_resources, bus 0 link: 0

  973 00:33:02.993677  PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64

  974 00:33:03.001051  DOMAIN: 0000 assign_resources, bus 0 link: 0

  975 00:33:03.003186  Root Device assign_resources, bus 0 link: 0

  976 00:33:03.003710  Done setting resources.

  977 00:33:03.010679  Show resources in subtree (Root Device)...After assigning values.

  978 00:33:03.013587   Root Device child on link 0 CPU_CLUSTER: 0

  979 00:33:03.017215    CPU_CLUSTER: 0 child on link 0 APIC: 10

  980 00:33:03.020641     APIC: 10

  981 00:33:03.023514    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  982 00:33:03.033828    DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000

  983 00:33:03.043995    DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100

  984 00:33:03.050495    DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10

  985 00:33:03.056918    DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11

  986 00:33:03.067427    DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12

  987 00:33:03.074201    DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13

  988 00:33:03.084060    DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14

  989 00:33:03.090557    DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15

  990 00:33:03.094045     PCI: 00:00.0

  991 00:33:03.094524     PCI: 00:00.2

  992 00:33:03.097393     PCI: 00:01.0

  993 00:33:03.145114     PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10

  994 00:33:03.146068     PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18

  995 00:33:03.146542     PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20

  996 00:33:03.147362     PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24

  997 00:33:03.148731     PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30

  998 00:33:03.149215     PCI: 00:01.1

  999 00:33:03.190204     PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10

 1000 00:33:03.190903     PCI: 00:02.0

 1001 00:33:03.191507     PCI: 00:02.1

 1002 00:33:03.192054     PCI: 00:02.2 child on link 0 PCI: 01:00.0

 1003 00:33:03.192548     PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1004 00:33:03.192921     PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1005 00:33:03.193269     PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20

 1006 00:33:03.193606      PCI: 01:00.0

 1007 00:33:03.204952      PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10

 1008 00:33:03.205526     PCI: 00:02.3

 1009 00:33:03.208956     PCI: 00:02.4 child on link 0 PCI: 02:00.0

 1010 00:33:03.212107     PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1011 00:33:03.219358     PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1012 00:33:03.229385     PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20

 1013 00:33:03.232358      PCI: 02:00.0

 1014 00:33:03.239082      PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10

 1015 00:33:03.249451      PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14

 1016 00:33:03.252292     PCI: 00:02.5

 1017 00:33:03.252771     PCI: 00:03.0

 1018 00:33:03.256480     PCI: 00:08.0

 1019 00:33:03.263068     PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10

 1020 00:33:03.272376     PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18

 1021 00:33:03.282702     PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c

 1022 00:33:03.292657     PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20

 1023 00:33:03.299788     PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24

 1024 00:33:03.302671     PCI: 00:09.0

 1025 00:33:03.303182     PCI: 00:09.2

 1026 00:33:03.306238     PCI: 00:10.0

 1027 00:33:03.316040     PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10

 1028 00:33:03.316685     PCI: 00:11.0

 1029 00:33:03.317123     PCI: 00:12.0

 1030 00:33:03.326259     PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10

 1031 00:33:03.330055     PCI: 00:14.0

 1032 00:33:03.333550     PCI: 00:14.3 child on link 0 PNP: 0c09.0

 1033 00:33:03.339805     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

 1034 00:33:03.349525     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

 1035 00:33:03.356323     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

 1036 00:33:03.366589     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

 1037 00:33:03.373355     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

 1038 00:33:03.375974      PNP: 0c09.0

 1039 00:33:03.383315      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1040 00:33:03.386313     PCI: 00:14.7

 1041 00:33:03.393399     PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10

 1042 00:33:03.395841     PCI: 00:18.0

 1043 00:33:03.406536     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

 1044 00:33:03.412929     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

 1045 00:33:03.416294     PCI: 00:18.1

 1046 00:33:03.416879     PCI: 00:18.2

 1047 00:33:03.419860     PCI: 00:18.3

 1048 00:33:03.420332     PCI: 00:18.4

 1049 00:33:03.420706     PCI: 00:18.5

 1050 00:33:03.426084    MMIO: fedc2000 child on link 0 GENERIC: 0.0

 1051 00:33:03.426561     GENERIC: 0.0

 1052 00:33:03.429680     I2C: 01:1a

 1053 00:33:03.430152     GENERIC: 0.1

 1054 00:33:03.432916    MMIO: fedc3000 child on link 0 I2C: 02:50

 1055 00:33:03.436329     I2C: 02:50

 1056 00:33:03.439598    MMIO: fedc4000 child on link 0 I2C: 03:15

 1057 00:33:03.440102     I2C: 03:15

 1058 00:33:03.443036    MMIO: fedc5000 child on link 0 I2C: 04:39

 1059 00:33:03.446625     I2C: 04:39

 1060 00:33:03.447099     I2C: 04:10

 1061 00:33:03.449713  Done allocating resources.

 1062 00:33:03.453180  BS: BS_DEV_RESOURCES times (us): entry 0 run 1563908 exit 0

 1063 00:33:03.459639  PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing:

 1064 00:33:03.464247  PCI_INTR_INDEX	name		     PIC mode	APIC mode

 1065 00:33:03.466381  0x00		INTA#                0x03	0x10

 1066 00:33:03.469572  0x01		INTB#                0x04	0x11

 1067 00:33:03.473439  0x02		INTC#                0x05	0x12

 1068 00:33:03.476211  0x03		INTD#                0x07	0x13

 1069 00:33:03.480672  0x04		INTE#                0x0B	0x14

 1070 00:33:03.483274  0x05		INTF#                0x1F	0x1F

 1071 00:33:03.486349  0x06		INTG#                0x1F	0x16

 1072 00:33:03.489941  0x07		INTH#                0x1F	0x17

 1073 00:33:03.493736  0x08		Misc                 0xFA	0x00

 1074 00:33:03.496738  0x09		Misc0                0xF1	0x00

 1075 00:33:03.499808  0x0A		Misc1                0x00	0x00

 1076 00:33:03.503254  0x0B		Misc2                0x00	0x00

 1077 00:33:03.506162  0x0C		Ser IRQ INTA         0x1F	0x1F

 1078 00:33:03.510052  0x0D		Ser IRQ INTB         0x1F	0x1F

 1079 00:33:03.513382  0x0E		Ser IRQ INTC         0x1F	0x1F

 1080 00:33:03.516306  0x0F		Ser IRQ INTD         0x1F	0x1F

 1081 00:33:03.520340  0x10		SCI                  0x09	0x09

 1082 00:33:03.524166  0x11		SMBUS                0x1F	0x1F

 1083 00:33:03.526710  0x12		ASF                  0x1F	0x1F

 1084 00:33:03.529996  0x13		HDA                  0x03	0x10

 1085 00:33:03.533471  0x14		FC                   0x1F	0x1F

 1086 00:33:03.536950  0x16		PerMon               0x1F	0x1F

 1087 00:33:03.540189  0x17		SD                   0x03	0x10

 1088 00:33:03.543357  0x1A		SDIOt                0x00	0x1F

 1089 00:33:03.546317  0x30		EHCI                 0x05	0x12

 1090 00:33:03.550978  0x34		XHCI                 0x04	0x12

 1091 00:33:03.553088  0x41		SATA                 0x07	0x13

 1092 00:33:03.556809  0x62		GPIO                 0x07	0x07

 1093 00:33:03.560222  0x70		I2C0                 0x03	0x03

 1094 00:33:03.564436  0x71		I2C1                 0x0F	0x0F

 1095 00:33:03.566578  0x72		I2C2                 0x06	0x06

 1096 00:33:03.570507  0x73		I2C3                 0x0E	0x0E

 1097 00:33:03.573881  0x74		UART0                0x0A	0x0A

 1098 00:33:03.576500  0x75		UART1                0x0B	0x0B

 1099 00:33:03.580428  PCI_CFG IRQ: Write PCI config space IRQ assignments

 1100 00:33:03.586965  PCI IRQ: Found device 0:01.00 using PIN A

 1101 00:33:03.590242  PCI Devfn (0x8) not found in pirq_data table

 1102 00:33:03.593184  PCI IRQ: Found device 0:01.01 using PIN B

 1103 00:33:03.597002  	Found this device in pirq_data table entry 5

 1104 00:33:03.599980  	Orig INT_PIN	: 2 (PIN B)

 1105 00:33:03.603491  	PCI_INTR idx	: 0x13 (HDA)

 1106 00:33:03.603979  	INT_LINE	: 0x3 (IRQ 3)

 1107 00:33:03.606625  PCI IRQ: Found device 0:02.02 using PIN A

 1108 00:33:03.613512  	Found this device in pirq_data table entry 1

 1109 00:33:03.614084  	Orig INT_PIN	: 1 (PIN A)

 1110 00:33:03.616597  	PCI_INTR idx	: 0x01 (INTB#)

 1111 00:33:03.619831  	INT_LINE	: 0x4 (IRQ 4)

 1112 00:33:03.624073  PCI IRQ: Found device 0:02.04 using PIN A

 1113 00:33:03.627066  	Found this device in pirq_data table entry 3

 1114 00:33:03.630578  	Orig INT_PIN	: 1 (PIN A)

 1115 00:33:03.633871  	PCI_INTR idx	: 0x03 (INTD#)

 1116 00:33:03.634444  	INT_LINE	: 0x7 (IRQ 7)

 1117 00:33:03.636993  PCI IRQ: Found device 0:08.00 using PIN A

 1118 00:33:03.643444  PCI Devfn (0x40) not found in pirq_data table

 1119 00:33:03.646864  PCI IRQ: Found device 0:10.00 using PIN A

 1120 00:33:03.650579  	Found this device in pirq_data table entry 10

 1121 00:33:03.653434  	Orig INT_PIN	: 1 (PIN A)

 1122 00:33:03.653906  	PCI_INTR idx	: 0x34 (XHCI)

 1123 00:33:03.656853  	INT_LINE	: 0x4 (IRQ 4)

 1124 00:33:03.660441  PCI IRQ: Found device 0:12.00 using PIN A

 1125 00:33:03.663784  	Found this device in pirq_data table entry 9

 1126 00:33:03.667361  	Orig INT_PIN	: 1 (PIN A)

 1127 00:33:03.670291  	PCI_INTR idx	: 0x30 (EHCI)

 1128 00:33:03.670883  	INT_LINE	: 0x5 (IRQ 5)

 1129 00:33:03.677359  PCI IRQ: Found device 0:14.07 using PIN A

 1130 00:33:03.680390  	Found this device in pirq_data table entry 6

 1131 00:33:03.683812  	Orig INT_PIN	: 1 (PIN A)

 1132 00:33:03.684391  	PCI_INTR idx	: 0x17 (SD)

 1133 00:33:03.687385  	INT_LINE	: 0x3 (IRQ 3)

 1134 00:33:03.690715  PCI IRQ: Found device 2:00.00 using PIN A

 1135 00:33:03.693451  	With INT_PIN swizzled to PIN A

 1136 00:33:03.697002  	Attached to bridge device 0:02h.04h

 1137 00:33:03.700090  	Found this device in pirq_data table entry 3

 1138 00:33:03.703709  	Orig INT_PIN	: 1 (PIN A)

 1139 00:33:03.707466  	PCI_INTR idx	: 0x03 (INTD#)

 1140 00:33:03.707993  	INT_LINE	: 0x7 (IRQ 7)

 1141 00:33:03.710291  PCI IRQ: Found device 1:00.00 using PIN A

 1142 00:33:03.714090  	With INT_PIN swizzled to PIN A

 1143 00:33:03.717298  	Attached to bridge device 0:02h.02h

 1144 00:33:03.720584  	Found this device in pirq_data table entry 1

 1145 00:33:03.724713  	Orig INT_PIN	: 1 (PIN A)

 1146 00:33:03.727103  	PCI_INTR idx	: 0x01 (INTB#)

 1147 00:33:03.731013  	INT_LINE	: 0x4 (IRQ 4)

 1148 00:33:03.734056  PCI_CFG IRQ: Finished writing PCI config space IRQ assignments

 1149 00:33:03.734632  POST: 0x74

 1150 00:33:03.737366  Enabling resources...

 1151 00:33:03.741206  agesawrapper_amdinitmid() entry

 1152 00:33:03.749576  agesawrapper_amdinitmid() returned AGESA_SUCCESS

 1153 00:33:03.752262  PCI: 00:00.0 subsystem <- 1022/1576

 1154 00:33:03.752729  PCI: 00:00.0 cmd <- 04

 1155 00:33:03.756185  PCI: 00:01.0 subsystem <- 1002/98e4

 1156 00:33:03.759784  PCI: 00:01.0 cmd <- 07

 1157 00:33:03.763221  PCI: 00:01.1 subsystem <- 1002/15b3

 1158 00:33:03.766035  PCI: 00:01.1 cmd <- 02

 1159 00:33:03.770069  PCI: 00:02.0 subsystem <- 1022/157b

 1160 00:33:03.770637  PCI: 00:02.0 cmd <- 00

 1161 00:33:03.772521  PCI: 00:02.2 bridge ctrl <- 0003

 1162 00:33:03.776521  PCI: 00:02.2 cmd <- 06

 1163 00:33:03.780116  PCI: 00:02.4 bridge ctrl <- 0003

 1164 00:33:03.780586  PCI: 00:02.4 cmd <- 06

 1165 00:33:03.783309  PCI: 00:03.0 cmd <- 00

 1166 00:33:03.786658  PCI: 00:08.0 subsystem <- 1022/1578

 1167 00:33:03.787411  PCI: 00:08.0 cmd <- 06

 1168 00:33:03.789684  PCI: 00:09.0 subsystem <- 1022/157d

 1169 00:33:03.793070  PCI: 00:09.0 cmd <- 00

 1170 00:33:03.796109  PCI: 00:10.0 subsystem <- 1022/7914

 1171 00:33:03.799861  PCI: 00:10.0 cmd <- 02

 1172 00:33:03.803000  PCI: 00:12.0 subsystem <- 1022/7908

 1173 00:33:03.803475  PCI: 00:12.0 cmd <- 02

 1174 00:33:03.807022  PCI: 00:14.0 subsystem <- 1022/790b

 1175 00:33:03.810322  PCI: 00:14.0 cmd <- 403

 1176 00:33:03.813146  PCI: 00:14.3 subsystem <- 1022/790e

 1177 00:33:03.813720  PCI: 00:14.3 cmd <- 0f

 1178 00:33:03.819997  Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe

 1179 00:33:03.823807  Covered by wideIO 0

 1180 00:33:03.827027  PCI: 00:14.7 subsystem <- 1022/7906

 1181 00:33:03.827636  PCI: 00:14.7 cmd <- 06

 1182 00:33:03.830472  PCI: 00:18.0 cmd <- 00

 1183 00:33:03.833605  PCI: 00:18.1 subsystem <- 1022/15b1

 1184 00:33:03.836649  PCI: 00:18.1 cmd <- 00

 1185 00:33:03.840259  PCI: 00:18.2 subsystem <- 1022/15b2

 1186 00:33:03.840825  PCI: 00:18.2 cmd <- 00

 1187 00:33:03.844172  PCI: 00:18.3 subsystem <- 1022/15b3

 1188 00:33:03.846697  PCI: 00:18.3 cmd <- 00

 1189 00:33:03.849968  PCI: 00:18.4 subsystem <- 1022/15b4

 1190 00:33:03.850558  PCI: 00:18.4 cmd <- 00

 1191 00:33:03.853397  PCI: 00:18.5 subsystem <- 1022/15b5

 1192 00:33:03.856923  PCI: 00:18.5 cmd <- 00

 1193 00:33:03.859923  PCI: 01:00.0 cmd <- 02

 1194 00:33:03.863417  PCI: 02:00.0 subsystem <- 1217/8620

 1195 00:33:03.864042  PCI: 02:00.0 cmd <- 06

 1196 00:33:03.866850  done.

 1197 00:33:03.870135  BS: BS_DEV_ENABLE times (us): entry 279601 run 130686 exit 0

 1198 00:33:03.873129  POST: 0x75

 1199 00:33:03.873597  Initializing devices...

 1200 00:33:03.876768  Root Device init ...

 1201 00:33:03.880243  Root Device init finished in 1948 usecs

 1202 00:33:03.880713  POST: 0x75

 1203 00:33:03.883757  CPU_CLUSTER: 0 init ...

 1204 00:33:03.887483  MTRR: Physical address space:

 1205 00:33:03.890723  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1206 00:33:03.897078  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1207 00:33:03.903981  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1208 00:33:03.907327  0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0

 1209 00:33:03.914319  0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1

 1210 00:33:03.920614  0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0

 1211 00:33:03.923704  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1212 00:33:03.927860  MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e

 1213 00:33:03.933837  MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e

 1214 00:33:03.936918  MTRR: Fixed MSR 0x259 0x0000000000000000

 1215 00:33:03.940289  MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e

 1216 00:33:03.944044  MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e

 1217 00:33:03.947277  MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e

 1218 00:33:03.950091  MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e

 1219 00:33:03.953932  MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e

 1220 00:33:03.957228  MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e

 1221 00:33:03.960216  MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e

 1222 00:33:03.963613  MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e

 1223 00:33:03.966966  call enable_fixed_mtrr()

 1224 00:33:03.970380  CPU physical address size: 48 bits

 1225 00:33:03.973730  MTRR: default type WB/UC MTRR counts: 8/6.

 1226 00:33:03.976661  MTRR: UC selected as default type.

 1227 00:33:03.984108  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1228 00:33:03.986990  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1229 00:33:03.993496  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1230 00:33:03.999976  MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1

 1231 00:33:04.003512  MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1

 1232 00:33:04.010623  MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1233 00:33:04.011180  

 1234 00:33:04.013642  MTRR check

 1235 00:33:04.014208  Fixed MTRRs   : Enabled

 1236 00:33:04.017099  Variable MTRRs: Enabled

 1237 00:33:04.017671  

 1238 00:33:04.018078  POST: 0x93

 1239 00:33:04.020252  Will perform SMM setup.

 1240 00:33:04.023400  CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G  .

 1241 00:33:04.030512  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

 1242 00:33:04.037390  Processing 16 relocs. Offset value of 0x00030000

 1243 00:33:04.037950  Attempting to start 1 APs

 1244 00:33:04.040768  Waiting for 10ms after sending INIT.

 1245 00:33:04.056996  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11.

 1246 00:33:04.057571  done.

 1247 00:33:04.060290  Waiting for 2nd SIPI to complete...done.

 1248 00:33:04.066782  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

 1249 00:33:04.073543  Processing 13 relocs. Offset value of 0x00038000

 1250 00:33:04.077435  SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000)

 1251 00:33:04.080083  Installing SMM handler to 0xce800000

 1252 00:33:04.091364  Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18

 1253 00:33:04.094499  Processing 481 relocs. Offset value of 0xce810000

 1254 00:33:04.101851  Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8

 1255 00:33:04.104534  Processing 13 relocs. Offset value of 0xce808000

 1256 00:33:04.111671  SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd

 1257 00:33:04.118040  SMM Module: stub loaded at ce808000. Will call ce81142b(00000000)

 1258 00:33:04.118541  New SMBASE 0xce800000

 1259 00:33:04.121468  Relocation complete.

 1260 00:33:04.121933  New SMBASE 0xce7ffe00

 1261 00:33:04.124938  Relocation complete.

 1262 00:33:04.128026  Initializing CPU #0

 1263 00:33:04.128592  CPU: vendor AMD device 670f00

 1264 00:33:04.131632  CPU: family 15, model 70, stepping 00

 1265 00:33:04.138336  Setting up local APIC... apic_id: 0x10 done.

 1266 00:33:04.138851  CPU #0 initialized

 1267 00:33:04.143435  Initializing CPU #1

 1268 00:33:04.144800  CPU: vendor AMD device 670f00

 1269 00:33:04.148877  CPU: family 15, model 70, stepping 00

 1270 00:33:04.151688  Setting up local APIC... apic_id: 0x11 done.

 1271 00:33:04.152252  CPU #1 initialized

 1272 00:33:04.155043  bsp_do_flight_plan done after 91 msecs.

 1273 00:33:04.157963  MTRR: TEMPORARY Physical address space:

 1274 00:33:04.164905  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1275 00:33:04.171538  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1276 00:33:04.174700  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1277 00:33:04.181686  0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0

 1278 00:33:04.188286  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5

 1279 00:33:04.191539  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1280 00:33:04.198666  MTRR: default type WB/UC MTRR counts: 7/5.

 1281 00:33:04.199178  MTRR: UC selected as default type.

 1282 00:33:04.205236  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1283 00:33:04.211890  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1284 00:33:04.215123  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1285 00:33:04.221595  MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5

 1286 00:33:04.228609  MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1287 00:33:04.231999  CPU_CLUSTER: 0 init finished in 346100 usecs

 1288 00:33:04.232444  POST: 0x75

 1289 00:33:04.235162  POST: 0x75

 1290 00:33:04.235588  POST: 0x75

 1291 00:33:04.235983  POST: 0x75

 1292 00:33:04.238660  POST: 0x75

 1293 00:33:04.239085  POST: 0x75

 1294 00:33:04.239426  POST: 0x75

 1295 00:33:04.241755  POST: 0x75

 1296 00:33:04.242182  PCI: 00:00.0 init ...

 1297 00:33:04.245761  PCI: 00:00.0 init finished in 2003 usecs

 1298 00:33:04.248449  POST: 0x75

 1299 00:33:04.248897  POST: 0x75

 1300 00:33:04.252356  PCI: 00:01.0 init ...

 1301 00:33:04.255448  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1302 00:33:04.258909  CBFS: Locating 'pci1002,98e4.rom'

 1303 00:33:04.261995  CBFS: Found @ offset 92c00 size fe00

 1304 00:33:04.264900  Mapping PCI device 100298e4 to 100298e0

 1305 00:33:04.268546  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1306 00:33:04.275568  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1307 00:33:04.282222  PCI ROM image, vendor ID 1002, device ID 98e0,

 1308 00:33:04.285216  PCI ROM image, Class Code 030000, Code Type 00

 1309 00:33:04.288841  Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes

 1310 00:33:04.297440  Real mode stub @00000600: 867 bytes

 1311 00:33:04.300438  Calling Option ROM...

 1312 00:33:04.323577  ... Option ROM returned.

 1313 00:33:04.326622  VBE: Getting information about VESA mode 41d2

 1314 00:33:04.330214  VBE: resolution:  1366x768@16

 1315 00:33:04.333177  VBE: framebuffer: f0000000

 1316 00:33:04.336431  VBE: Setting VESA mode 41d2

 1317 00:33:04.360307  VGA Option ROM was run

 1318 00:33:04.363835  PCI: 00:01.0 init finished in 112311 usecs

 1319 00:33:04.367117  POST: 0x75

 1320 00:33:04.367679  PCI: 00:01.1 init ...

 1321 00:33:04.371145  PCI: 00:01.1 init finished in 2003 usecs

 1322 00:33:04.373835  POST: 0x75

 1323 00:33:04.374430  PCI: 00:02.0 init ...

 1324 00:33:04.377340  PCI: 00:02.0 init finished in 2002 usecs

 1325 00:33:04.381134  POST: 0x75

 1326 00:33:04.381700  POST: 0x75

 1327 00:33:04.382086  POST: 0x75

 1328 00:33:04.384158  POST: 0x75

 1329 00:33:04.384724  POST: 0x75

 1330 00:33:04.385099  POST: 0x75

 1331 00:33:04.387795  PCI: 00:03.0 init ...

 1332 00:33:04.390625  PCI: 00:03.0 init finished in 2002 usecs

 1333 00:33:04.391189  POST: 0x75

 1334 00:33:04.394354  PCI: 00:08.0 init ...

 1335 00:33:04.397250  PCI: 00:08.0 init finished in 2002 usecs

 1336 00:33:04.397837  POST: 0x75

 1337 00:33:04.400459  PCI: 00:09.0 init ...

 1338 00:33:04.404608  PCI: 00:09.0 init finished in 2002 usecs

 1339 00:33:04.405086  POST: 0x75

 1340 00:33:04.407571  POST: 0x75

 1341 00:33:04.408208  PCI: 00:10.0 init ...

 1342 00:33:04.410449  PCI: 00:10.0 init finished in 2002 usecs

 1343 00:33:04.413887  POST: 0x75

 1344 00:33:04.414361  POST: 0x75

 1345 00:33:04.417306  PCI: 00:12.0 init ...

 1346 00:33:04.420788  PCI: 00:12.0 init finished in 2002 usecs

 1347 00:33:04.421353  POST: 0x75

 1348 00:33:04.424586  PCI: 00:14.0 init ...

 1349 00:33:04.427315  IOAPIC: Initializing IOAPIC at 0xfec00000

 1350 00:33:04.430409  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1351 00:33:04.430888  IOAPIC: ID = 0x04

 1352 00:33:04.434722  IOAPIC: Dumping registers

 1353 00:33:04.437448    reg 0x0000: 0x04000000

 1354 00:33:04.441167    reg 0x0001: 0x00178021

 1355 00:33:04.441640    reg 0x0002: 0x04000000

 1356 00:33:04.443745  IOAPIC: 24 interrupts

 1357 00:33:04.447620  IOAPIC: Enabling interrupts on FSB

 1358 00:33:04.450957  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1359 00:33:04.454287  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1360 00:33:04.460704  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1361 00:33:04.464067  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1362 00:33:04.467264  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1363 00:33:04.473980  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1364 00:33:04.477551  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1365 00:33:04.481430  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1366 00:33:04.487541  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1367 00:33:04.491016  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1368 00:33:04.497867  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1369 00:33:04.501084  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1370 00:33:04.504652  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1371 00:33:04.511166  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1372 00:33:04.514178  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1373 00:33:04.517810  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1374 00:33:04.524931  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1375 00:33:04.528211  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1376 00:33:04.531224  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1377 00:33:04.538196  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1378 00:33:04.541337  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1379 00:33:04.544612  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1380 00:33:04.551317  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1381 00:33:04.555059  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1382 00:33:04.558101  PCI: 00:14.0 init finished in 133956 usecs

 1383 00:33:04.561149  POST: 0x75

 1384 00:33:04.561625  PCI: 00:14.3 init ...

 1385 00:33:04.561999  RTC Init

 1386 00:33:04.568147  PCI: 00:14.3 init finished in 2962 usecs

 1387 00:33:04.568706  POST: 0x75

 1388 00:33:04.569086  PCI: 00:14.7 init ...

 1389 00:33:04.575257  PCI: 00:14.7 init finished in 2002 usecs

 1390 00:33:04.575867  POST: 0x75

 1391 00:33:04.576253  PCI: 00:18.0 init ...

 1392 00:33:04.581114  IOAPIC: Initializing IOAPIC at 0xfec20000

 1393 00:33:04.584800  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1394 00:33:04.585270  IOAPIC: ID = 0x05

 1395 00:33:04.587773  IOAPIC: Dumping registers

 1396 00:33:04.591219    reg 0x0000: 0x05000000

 1397 00:33:04.591739    reg 0x0001: 0x001f8021

 1398 00:33:04.594654    reg 0x0002: 0x00000000

 1399 00:33:04.598376  IOAPIC: 32 interrupts

 1400 00:33:04.601009  IOAPIC: Enabling interrupts on FSB

 1401 00:33:04.604247  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1402 00:33:04.608658  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1403 00:33:04.614329  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1404 00:33:04.618611  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1405 00:33:04.621408  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1406 00:33:04.628372  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1407 00:33:04.631370  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1408 00:33:04.634480  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1409 00:33:04.641225  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1410 00:33:04.645340  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1411 00:33:04.647856  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1412 00:33:04.654913  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1413 00:33:04.658574  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1414 00:33:04.662184  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1415 00:33:04.668422  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1416 00:33:04.671716  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1417 00:33:04.678467  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1418 00:33:04.681641  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1419 00:33:04.685140  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1420 00:33:04.691793  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1421 00:33:04.694995  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1422 00:33:04.698597  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1423 00:33:04.705286  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1424 00:33:04.708415  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1425 00:33:04.711461  IOAPIC: reg 0x00000018 value 0x00000000 0x00010000

 1426 00:33:04.718894  IOAPIC: reg 0x00000019 value 0x00000000 0x00010000

 1427 00:33:04.721900  IOAPIC: reg 0x0000001a value 0x00000000 0x00010000

 1428 00:33:04.725245  IOAPIC: reg 0x0000001b value 0x00000000 0x00010000

 1429 00:33:04.731206  IOAPIC: reg 0x0000001c value 0x00000000 0x00010000

 1430 00:33:04.735455  IOAPIC: reg 0x0000001d value 0x00000000 0x00010000

 1431 00:33:04.741499  IOAPIC: reg 0x0000001e value 0x00000000 0x00010000

 1432 00:33:04.744960  IOAPIC: reg 0x0000001f value 0x00000000 0x00010000

 1433 00:33:04.748419  PCI: 00:18.0 init finished in 170070 usecs

 1434 00:33:04.748917  POST: 0x75

 1435 00:33:04.752008  PCI: 00:18.1 init ...

 1436 00:33:04.755005  PCI: 00:18.1 init finished in 2002 usecs

 1437 00:33:04.755668  POST: 0x75

 1438 00:33:04.758621  PCI: 00:18.2 init ...

 1439 00:33:04.761525  PCI: 00:18.2 init finished in 2002 usecs

 1440 00:33:04.762001  POST: 0x75

 1441 00:33:04.765242  PCI: 00:18.3 init ...

 1442 00:33:04.768251  PCI: 00:18.3 init finished in 2002 usecs

 1443 00:33:04.768745  POST: 0x75

 1444 00:33:04.771710  PCI: 00:18.4 init ...

 1445 00:33:04.774642  PCI: 00:18.4 init finished in 2002 usecs

 1446 00:33:04.775315  POST: 0x75

 1447 00:33:04.779041  PCI: 00:18.5 init ...

 1448 00:33:04.781836  PCI: 00:18.5 init finished in 2002 usecs

 1449 00:33:04.782313  POST: 0x75

 1450 00:33:04.785227  PCI: 01:00.0 init ...

 1451 00:33:04.788319  PCI: 01:00.0 init finished in 2002 usecs

 1452 00:33:04.791361  POST: 0x75

 1453 00:33:04.791833  PCI: 02:00.0 init ...

 1454 00:33:04.798481  BayHub BH720: Power-saving enabled (link_ctrl=0x110103)

 1455 00:33:04.801600  PCI: 02:00.0 init finished in 7127 usecs

 1456 00:33:04.802030  POST: 0x75

 1457 00:33:04.805595  PNP: 0c09.0 init ...

 1458 00:33:04.808000  Google Chrome EC: Hello got back 11223344 status (0)

 1459 00:33:04.811850  Google Chrome EC: version:

 1460 00:33:04.815307      ro: careena_v2.0.11488-7215d6e0e4

 1461 00:33:04.818812      rw: careena_v2.0.11488-7215d6e0e4

 1462 00:33:04.821796    running image: 1

 1463 00:33:04.825487  Google Chrome EC uptime: 5.663 seconds

 1464 00:33:04.828376  Google Chrome AP resets since EC boot: 0

 1465 00:33:04.831976  Google Chrome most recent AP reset causes:

 1466 00:33:04.835409  Google Chrome EC reset flags at last EC boot: reset-pin

 1467 00:33:04.838972  PNP: 0c09.0 init finished in 34476 usecs

 1468 00:33:04.842294  POST: 0x75

 1469 00:33:04.842815  POST: 0x75

 1470 00:33:04.843160  POST: 0x75

 1471 00:33:04.844956  POST: 0x75

 1472 00:33:04.845387  POST: 0x75

 1473 00:33:04.845727  POST: 0x75

 1474 00:33:04.848560  POST: 0x75

 1475 00:33:04.848992  Devices initialized

 1476 00:33:04.852142  Show all devs... After init.

 1477 00:33:04.855252  Root Device: enabled 1

 1478 00:33:04.855808  CPU_CLUSTER: 0: enabled 1

 1479 00:33:04.858951  DOMAIN: 0000: enabled 1

 1480 00:33:04.862126  MMIO: fedc2000: enabled 1

 1481 00:33:04.862561  MMIO: fedc3000: enabled 1

 1482 00:33:04.865237  MMIO: fedc4000: enabled 1

 1483 00:33:04.868576  MMIO: fedc5000: enabled 1

 1484 00:33:04.869007  APIC: 10: enabled 1

 1485 00:33:04.872916  PCI: 00:00.0: enabled 1

 1486 00:33:04.875366  PCI: 00:00.2: enabled 0

 1487 00:33:04.875836  PCI: 00:01.0: enabled 1

 1488 00:33:04.879188  PCI: 00:01.1: enabled 1

 1489 00:33:04.882272  PCI: 00:02.0: enabled 1

 1490 00:33:04.882795  PCI: 00:02.1: enabled 0

 1491 00:33:04.885359  PCI: 00:02.2: enabled 1

 1492 00:33:04.889403  PCI: 00:02.3: enabled 0

 1493 00:33:04.889835  PCI: 00:02.4: enabled 1

 1494 00:33:04.892547  PCI: 00:02.5: enabled 0

 1495 00:33:04.895967  PCI: 00:08.0: enabled 1

 1496 00:33:04.896560  PCI: 00:09.0: enabled 1

 1497 00:33:04.899565  PCI: 00:09.2: enabled 0

 1498 00:33:04.902310  PCI: 00:10.0: enabled 1

 1499 00:33:04.902748  PCI: 00:11.0: enabled 0

 1500 00:33:04.905690  PCI: 00:12.0: enabled 1

 1501 00:33:04.906222  PCI: 00:14.0: enabled 1

 1502 00:33:04.909100  PCI: 00:14.3: enabled 1

 1503 00:33:04.912734  PCI: 00:14.7: enabled 1

 1504 00:33:04.913164  PCI: 00:18.0: enabled 1

 1505 00:33:04.915758  PCI: 00:18.1: enabled 1

 1506 00:33:04.919214  PCI: 00:18.2: enabled 1

 1507 00:33:04.919734  PCI: 00:18.3: enabled 1

 1508 00:33:04.922408  PCI: 00:18.4: enabled 1

 1509 00:33:04.926003  PCI: 00:18.5: enabled 1

 1510 00:33:04.926566  GENERIC: 0.0: enabled 1

 1511 00:33:04.928841  I2C: 01:1a: enabled 1

 1512 00:33:04.932356  GENERIC: 0.1: enabled 1

 1513 00:33:04.932788  I2C: 02:50: enabled 1

 1514 00:33:04.936058  I2C: 03:15: enabled 1

 1515 00:33:04.936490  I2C: 04:39: enabled 1

 1516 00:33:04.938903  I2C: 04:10: enabled 1

 1517 00:33:04.942939  PCI: 02:00.0: enabled 1

 1518 00:33:04.943370  PNP: 0c09.0: enabled 1

 1519 00:33:04.946034  PCI: 00:03.0: enabled 1

 1520 00:33:04.949137  PCI: 01:00.0: enabled 1

 1521 00:33:04.949568  APIC: 11: enabled 1

 1522 00:33:04.956315  BS: BS_DEV_INIT times (us): entry 0 run 1076542 exit 150

 1523 00:33:04.959239  ELOG: Event(A1) added with size 10 at 2023-12-14 00:33:04 UTC

 1524 00:33:04.969655  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1525 00:33:04.972412  ELOG: Event(A0) added with size 9 at 2023-12-14 00:33:04 UTC

 1526 00:33:04.975761  elog_add_boot_reason: Logged dev mode boot

 1527 00:33:04.979372  POST: 0x76

 1528 00:33:04.979870  Finalize devices...

 1529 00:33:04.982804  Devices finalized

 1530 00:33:04.985957  FMAP: area RW_NVRAM found @ 467000 (20480 bytes)

 1531 00:33:04.989686  agesawrapper_amdinitlate() entry

 1532 00:33:05.008110  DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate

 1533 00:33:05.011819  agesawrapper_amdinitlate() returned AGESA_SUCCESS

 1534 00:33:05.015054  agesawrapper_amdinitrtb() entry

 1535 00:33:05.018264  agesawrapper_amdinitrtb() returned AGESA_SUCCESS

 1536 00:33:05.024658  BS: BS_POST_DEVICE times (us): entry 22179 run 4546 exit 38136

 1537 00:33:05.031558  FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes)

 1538 00:33:05.035159  MRC: Checking cached data update for 'RW_MRC_CACHE'.

 1539 00:33:05.038286  MRC: cache data 'RW_MRC_CACHE' needs update.

 1540 00:33:05.054601  ELOG: Event(AA) added with size 11 at 2023-12-14 00:33:04 UTC

 1541 00:33:05.055182  POST: 0x77

 1542 00:33:05.061059  BS: BS_OS_RESUME_CHECK times (us): entry 29784 run 1064 exit 0

 1543 00:33:05.061622  POST: 0x79

 1544 00:33:05.064878  POST: 0x9c

 1545 00:33:05.068645  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1546 00:33:05.071215  CBFS: Locating 'fallback/dsdt.aml'

 1547 00:33:05.074515  CBFS: Found @ offset a6cc0 size 3b94

 1548 00:33:05.081580  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1549 00:33:05.084835  CBFS: Locating 'fallback/slic'

 1550 00:33:05.087988  CBFS: 'fallback/slic' not found.

 1551 00:33:05.091541  ACPI: Writing ACPI tables at cde2e000.

 1552 00:33:05.092202  ACPI:    * FACS

 1553 00:33:05.094809  ACPI:    * DSDT

 1554 00:33:05.097920  Ramoops buffer: 0x100000@0xcdd2e000.

 1555 00:33:05.101479  ACPI:    * FADT

 1556 00:33:05.101983  pm_base: 0x0400

 1557 00:33:05.104579  ACPI: added table 1/32, length now 40

 1558 00:33:05.108207  ACPI:     * SSDT

 1559 00:33:05.108867  ACPI \_PR report 2 core(s)

 1560 00:33:05.111579  dw_i2c: bad counts. hcnt = -1 lcnt = 9

 1561 00:33:05.114733  dw_i2c: bad counts. hcnt = -1 lcnt = 13

 1562 00:33:05.117952  dw_i2c: bad counts. hcnt = -13 lcnt = 11

 1563 00:33:05.124804  dw_i2c: bad counts. hcnt = -7 lcnt = 16

 1564 00:33:05.128331  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1565 00:33:05.131407  CBFS: Locating 'pci1002,98e4.rom'

 1566 00:33:05.134780  CBFS: Found @ offset 92c00 size fe00

 1567 00:33:05.138109  Mapping PCI device 100298e4 to 100298e0

 1568 00:33:05.141460  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1569 00:33:05.148349  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1570 00:33:05.155035  PCI ROM image, vendor ID 1002, device ID 98e0,

 1571 00:33:05.158490  PCI ROM image, Class Code 030000, Code Type 00

 1572 00:33:05.165182  \_SB.I2CA.ADAU: Analog Digital DMIC

 1573 00:33:05.171752  \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0

 1574 00:33:05.178394  \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier

 1575 00:33:05.181579  \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50

 1576 00:33:05.185344  \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15

 1577 00:33:05.188213  \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39

 1578 00:33:05.195542  \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10

 1579 00:33:05.198417  ACPI: added table 2/32, length now 44

 1580 00:33:05.198982  ACPI:    * MCFG

 1581 00:33:05.201747  ACPI: added table 3/32, length now 48

 1582 00:33:05.202227  ACPI:    * TCPA

 1583 00:33:05.204624  TCPA log created at cdd0e000

 1584 00:33:05.208139  ACPI: added table 4/32, length now 52

 1585 00:33:05.212468  ACPI:    * MADT

 1586 00:33:05.214593  ACPI: added table 5/32, length now 56

 1587 00:33:05.215072  current = cde32e10

 1588 00:33:05.222249  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1589 00:33:05.225444  CBFS: Locating 'pci1002,98e4.rom'

 1590 00:33:05.228040  CBFS: Found @ offset 92c00 size fe00

 1591 00:33:05.232132  Mapping PCI device 100298e4 to 100298e0

 1592 00:33:05.234708  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1593 00:33:05.241918  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1594 00:33:05.245213  PCI ROM image, vendor ID 1002, device ID 98e0,

 1595 00:33:05.249205  PCI ROM image, Class Code 030000, Code Type 00

 1596 00:33:05.251835  ACPI:    * VFCT at cde32e10

 1597 00:33:05.258721             Copying initialized VBIOS image from 000c0000

 1598 00:33:05.262494  ACPI: added table 6/32, length now 60

 1599 00:33:05.262973  ACPI:    * HPET

 1600 00:33:05.265661  ACPI: added table 7/32, length now 64

 1601 00:33:05.268543  ACPI: added table 8/32, length now 68

 1602 00:33:05.272006  ACPI:    * IVRS at cde42e90

 1603 00:33:05.275296    AGESA IVRS table NULL. Skipping.

 1604 00:33:05.278831  ACPI:    * SRAT at cde42e90

 1605 00:33:05.281858    AGESA SRAT table NULL. Skipping.

 1606 00:33:05.282488  ACPI:   * SLIT at cde42e90

 1607 00:33:05.285925    AGESA SLIT table NULL. Skipping.

 1608 00:33:05.289060  ACPI:  * AGESA ALIB SSDT at cde42e90

 1609 00:33:05.292002  ACPI: added table 9/32, length now 72

 1610 00:33:05.295571  ACPI:    * SSDT at cde479f0

 1611 00:33:05.298755  ACPI: added table 10/32, length now 76

 1612 00:33:05.302328  ACPI:    * SSDT for PState at cde47e2c

 1613 00:33:05.302806  ACPI: done.

 1614 00:33:05.305819  ACPI tables: 106032 bytes.

 1615 00:33:05.309144  smbios_write_tables: cdd0d000

 1616 00:33:05.311865  Create SMBIOS type 17

 1617 00:33:05.312386  SMBIOS tables: 539 bytes.

 1618 00:33:05.315490  Writing table forward entry at 0x00000500

 1619 00:33:05.322250  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9

 1620 00:33:05.325371  Writing coreboot table at 0xcde52000

 1621 00:33:05.332655   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1622 00:33:05.336447   1. 0000000000001000-000000000009ffff: RAM

 1623 00:33:05.339300   2. 00000000000a0000-00000000000fffff: RESERVED

 1624 00:33:05.342580   3. 0000000000100000-00000000cdd0cfff: RAM

 1625 00:33:05.348902   4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES

 1626 00:33:05.352513   5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE

 1627 00:33:05.359170   6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES

 1628 00:33:05.362162   7. 00000000ce000000-00000000cfffffff: RESERVED

 1629 00:33:05.365814   8. 00000000f8000000-00000000fbffffff: RESERVED

 1630 00:33:05.369525   9. 0000000100000000-000000012effffff: RAM

 1631 00:33:05.372714  Passing 5 GPIOs to payload:

 1632 00:33:05.379349              NAME |       PORT | POLARITY |     VALUE

 1633 00:33:05.382181     write protect |  undefined |     high |       low

 1634 00:33:05.386330          recovery |  undefined |     high |       low

 1635 00:33:05.393834               lid |  undefined |     high |      high

 1636 00:33:05.395673             power |  undefined |     high |       low

 1637 00:33:05.403011          EC in RW | 0x0000000f |     high |       low

 1638 00:33:05.403589  Board ID: 6

 1639 00:33:05.404044  SKU ID: 33

 1640 00:33:05.409537  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1641 00:33:05.413026  Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ac4

 1642 00:33:05.416262  coreboot table: 1360 bytes.

 1643 00:33:05.419692  IMD ROOT    0. cdfff000 00001000

 1644 00:33:05.422902  IMD SMALL   1. cdffe000 00001000

 1645 00:33:05.426576  CONSOLE     2. cdfde000 00020000

 1646 00:33:05.430187  TIME STAMP  3. cdfdd000 00000910

 1647 00:33:05.433150  VBOOT       4. cdfdc000 00000c0c

 1648 00:33:05.436470  ACPISCRATCH 5. cdfac000 00030000

 1649 00:33:05.437034  ROMSTG STCK 6. cdfab000 00000400

 1650 00:33:05.439703  AFTER CAR   7. cdfa1000 0000a000

 1651 00:33:05.443365  RAMSTAGE    8. cde9e000 00103000

 1652 00:33:05.447348  REFCODE     9. cde6c000 00032000

 1653 00:33:05.449982  ACPI GNVS  10. cde6b000 00001000

 1654 00:33:05.453842  SMM BACKUP 11. cde5b000 00010000

 1655 00:33:05.456429  MRC DATA   12. cde5a000 00000e75

 1656 00:33:05.460145  COREBOOT   13. cde52000 00008000

 1657 00:33:05.462973  ACPI       14. cde2e000 00024000

 1658 00:33:05.463450  RAMOOPS    15. cdd2e000 00100000

 1659 00:33:05.466177  VGA ROM #0 16. cdd1e000 0000fe00

 1660 00:33:05.469967  TCPA TCGLOG17. cdd0e000 00010000

 1661 00:33:05.473978  SMBIOS     18. cdd0d000 00000800

 1662 00:33:05.477044  IMD small region:

 1663 00:33:05.480208    IMD ROOT    0. cdffec00 00000400

 1664 00:33:05.483801    VBOOT SEL   1. cdffebe0 00000008

 1665 00:33:05.487054    EC HOSTEVENT 2. cdffebc0 00000008

 1666 00:33:05.487627    ROMSTAGE    3. cdffeba0 00000004

 1667 00:33:05.490407    VPD         4. cdffeb20 0000006c

 1668 00:33:05.493866    POWER STATE 5. cdffeb00 00000010

 1669 00:33:05.497392    MEM INFO    6. cdffe9a0 00000149

 1670 00:33:05.500774    COREBOOTFWD 7. cdffe960 00000028

 1671 00:33:05.506847  BS: BS_WRITE_TABLES times (us): entry 1 run 438444 exit 1

 1672 00:33:05.507419  POST: 0x7a

 1673 00:33:05.513833  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1674 00:33:05.516990  CBFS: Locating 'fallback/payload'

 1675 00:33:05.520774  CBFS: Found @ offset 1ae180 size 39f90

 1676 00:33:05.524323  Loading segment from ROM address 0xfff9e1b8

 1677 00:33:05.527162    code (compression=0)

 1678 00:33:05.533945    New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58

 1679 00:33:05.536972  Loading segment from ROM address 0xfff9e1d4

 1680 00:33:05.540119    Entry Point 0x30104020

 1681 00:33:05.547326  Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1682 00:33:05.550475  lb: [0x00000000cde9f000, 0x00000000cdfa09d8)

 1683 00:33:05.560350  Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1684 00:33:05.560908  it's not compressed!

 1685 00:33:05.588075  [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0

 1686 00:33:05.594204  Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938

 1687 00:33:05.597361  dest 30104020, end 303588b0, bouncebuffer ffffffff

 1688 00:33:05.601127  Loaded segments

 1689 00:33:05.601691  Lock SMM configuration

 1690 00:33:05.604656  POST: 0xfe

 1691 00:33:05.607555  BS: BS_PAYLOAD_LOAD times (us): entry 230 run 92759 exit 3313

 1692 00:33:05.610686  PSP: Notify that POST is finishing... OK

 1693 00:33:05.614595  POST: 0x7b

 1694 00:33:05.615214  mp_park_aps done after 0 msecs.

 1695 00:33:05.620710  Jumping to boot code at 30104020(cde52000)

 1696 00:33:05.621307  POST: 0xf8

 1697 00:33:05.627602  CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes

 1698 00:33:05.632689  

 1699 00:33:05.633161  

 1700 00:33:05.633564  

 1701 00:33:05.633961  Starting depthcharge on grunt...

 1702 00:33:05.635025  end: 2.2.3 depthcharge-start (duration 00:00:06) [common]
 1703 00:33:05.635508  start: 2.2.4 bootloader-commands (timeout 00:04:48) [common]
 1704 00:33:05.636033  Setting prompt string to ['grunt:']
 1705 00:33:05.636458  bootloader-commands: Wait for prompt ['grunt:'] (timeout 00:04:48)
 1706 00:33:05.637155  

 1707 00:33:05.639567  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1708 00:33:05.640085  

 1709 00:33:05.646212  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1710 00:33:05.649762  

 1711 00:33:05.653046  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1712 00:33:05.656746  

 1713 00:33:05.660115  [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28

 1714 00:33:05.660694  

 1715 00:33:05.661069  

 1716 00:33:05.661389  

 1717 00:33:05.662124  Setting prompt string to ['grunt:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1719 00:33:05.763321  grunt: tftpboot 192.168.201.1 12264632/tftp-deploy-127gp2y6/kernel/bzImage 12264632/tftp-deploy-127gp2y6/kernel/cmdline 12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz

 1720 00:33:05.764057  Setting prompt string to ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1721 00:33:05.764594  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:48)
 1722 00:33:05.769561  tftpboot 192.168.201.1 12264632/tftp-deploy-127gp2y6/kernel/bzImage 2y6/kernel/cmdline 12264632/tftp-deploy-127gp2y6/ramdisk/ramdisk.cpio.gz

 1723 00:33:05.770052  

 1724 00:33:05.770436  Waiting for link

 1725 00:33:06.207464  

 1726 00:33:06.208156  R8152: Initializing

 1727 00:33:06.208540  

 1728 00:33:06.209959  Version 9 (ocp_data = 6010)

 1729 00:33:06.241196  

 1730 00:33:06.241761  R8152: Done initializing

 1731 00:33:06.242136  

 1732 00:33:06.244617  Adding net device

 1733 00:33:06.421870  

 1734 00:33:06.422588  R8152: Initializing

 1735 00:33:06.423248  

 1736 00:33:06.424841  Version 9 (ocp_data = 6010)

 1737 00:33:06.455700  

 1738 00:33:06.456276  R8152: Done initializing

 1739 00:33:06.456739  

 1740 00:33:06.458308  net_add_device: Attemp to include the same device

 1741 00:33:06.666271  

 1742 00:33:06.666837  done.

 1743 00:33:06.667257  

 1744 00:33:06.667619  MAC: 00:e0:4c:78:7f:44

 1745 00:33:06.668016  

 1746 00:33:06.669381  Sending DHCP discover... done.

 1747 00:33:06.669850  

 1748 00:33:06.672897  Waiting for reply... done.

 1749 00:33:06.673528  

 1750 00:33:06.676445  Sending DHCP request... done.

 1751 00:33:06.676913  

 1752 00:33:06.682050  Waiting for reply... done.

 1753 00:33:06.682698  

 1754 00:33:06.683071  My ip is 192.168.201.12

 1755 00:33:06.683415  

 1756 00:33:06.685557  The DHCP server ip is 192.168.201.1

 1757 00:33:06.686032  

 1758 00:33:06.692038  TFTP server IP predefined by user: 192.168.201.1

 1759 00:33:06.692507  

 1760 00:33:06.698983  Bootfile predefined by user: 12264632/tftp-deploy-127gp2y6/kernel/bzImage

 1761 00:33:06.699558  

 1762 00:33:06.700043  Sending tftp read request... done.

 1763 00:33:06.700402  

 1764 00:33:06.708224  Waiting for the transfer... 

 1765 00:33:06.708959  

 1766 00:33:07.107223  00000000 ################################################################

 1767 00:33:07.107926  

 1768 00:33:07.503847  00080000 ################################################################

 1769 00:33:07.504373  

 1770 00:33:07.896179  00100000 ################################################################

 1771 00:33:07.896904  

 1772 00:33:08.228102  00180000 ################################################################

 1773 00:33:08.228256  

 1774 00:33:08.489136  00200000 ################################################################

 1775 00:33:08.489300  

 1776 00:33:08.759414  00280000 ################################################################

 1777 00:33:08.759614  

 1778 00:33:09.026105  00300000 ################################################################

 1779 00:33:09.026275  

 1780 00:33:09.314894  00380000 ################################################################

 1781 00:33:09.315062  

 1782 00:33:09.609335  00400000 ################################################################

 1783 00:33:09.609504  

 1784 00:33:09.873376  00480000 ################################################################

 1785 00:33:09.873547  

 1786 00:33:10.135651  00500000 ################################################################

 1787 00:33:10.135790  

 1788 00:33:10.419991  00580000 ################################################################

 1789 00:33:10.420140  

 1790 00:33:10.706244  00600000 ################################################################

 1791 00:33:10.706388  

 1792 00:33:10.981755  00680000 ################################################################

 1793 00:33:10.981909  

 1794 00:33:11.262882  00700000 ################################################################

 1795 00:33:11.263030  

 1796 00:33:11.549664  00780000 ################################################################

 1797 00:33:11.549818  

 1798 00:33:11.847391  00800000 ################################################################

 1799 00:33:11.847542  

 1800 00:33:12.121335  00880000 ################################################################

 1801 00:33:12.121487  

 1802 00:33:12.411811  00900000 ################################################################

 1803 00:33:12.411962  

 1804 00:33:12.707461  00980000 ################################################################

 1805 00:33:12.707608  

 1806 00:33:12.999779  00a00000 ################################################################

 1807 00:33:12.999937  

 1808 00:33:13.283359  00a80000 ################################################################

 1809 00:33:13.283517  

 1810 00:33:13.526484  00b00000 ################################################################

 1811 00:33:13.526660  

 1812 00:33:13.773900  00b80000 ################################################################

 1813 00:33:13.774059  

 1814 00:33:14.063793  00c00000 ################################################################

 1815 00:33:14.063946  

 1816 00:33:14.345629  00c80000 ################################################################

 1817 00:33:14.345780  

 1818 00:33:14.607377  00d00000 ################################################################

 1819 00:33:14.607529  

 1820 00:33:14.890817  00d80000 ################################################################

 1821 00:33:14.890969  

 1822 00:33:15.180365  00e00000 ################################################################

 1823 00:33:15.180508  

 1824 00:33:15.451054  00e80000 ################################################################

 1825 00:33:15.451205  

 1826 00:33:15.723967  00f00000 ################################################################

 1827 00:33:15.724118  

 1828 00:33:15.993488  00f80000 ################################################################

 1829 00:33:15.993634  

 1830 00:33:16.277725  01000000 ############################################################## done.

 1831 00:33:16.277873  

 1832 00:33:16.280642  The bootfile was 17282976 bytes long.

 1833 00:33:16.280736  

 1834 00:33:16.284572  Sending tftp read request... done.

 1835 00:33:16.284669  

 1836 00:33:16.284745  Waiting for the transfer... 

 1837 00:33:16.284816  

 1838 00:33:16.557816  00000000 ################################################################

 1839 00:33:16.557967  

 1840 00:33:16.814057  00080000 ################################################################

 1841 00:33:16.814214  

 1842 00:33:17.076450  00100000 ################################################################

 1843 00:33:17.076592  

 1844 00:33:17.335595  00180000 ################################################################

 1845 00:33:17.335742  

 1846 00:33:17.595335  00200000 ################################################################

 1847 00:33:17.595476  

 1848 00:33:17.851831  00280000 ################################################################

 1849 00:33:17.851972  

 1850 00:33:18.107205  00300000 ################################################################

 1851 00:33:18.107345  

 1852 00:33:18.364006  00380000 ################################################################

 1853 00:33:18.364148  

 1854 00:33:18.630255  00400000 ################################################################

 1855 00:33:18.630400  

 1856 00:33:18.891176  00480000 ################################################################

 1857 00:33:18.891331  

 1858 00:33:19.143700  00500000 ################################################################

 1859 00:33:19.143854  

 1860 00:33:19.403292  00580000 ################################################################

 1861 00:33:19.403453  

 1862 00:33:19.660185  00600000 ################################################################

 1863 00:33:19.660323  

 1864 00:33:19.915239  00680000 ################################################################

 1865 00:33:19.915385  

 1866 00:33:20.196139  00700000 ################################################################

 1867 00:33:20.196278  

 1868 00:33:20.481272  00780000 ################################################################

 1869 00:33:20.481415  

 1870 00:33:20.750313  00800000 ################################################################

 1871 00:33:20.750484  

 1872 00:33:21.005107  00880000 ################################################################

 1873 00:33:21.005273  

 1874 00:33:21.272065  00900000 ################################################################

 1875 00:33:21.272206  

 1876 00:33:21.539984  00980000 ################################################################

 1877 00:33:21.540123  

 1878 00:33:21.543891  00a00000 # done.

 1879 00:33:21.543979  

 1880 00:33:21.547097  Sending tftp read request... done.

 1881 00:33:21.547229  

 1882 00:33:21.547349  Waiting for the transfer... 

 1883 00:33:21.547442  

 1884 00:33:21.550719  00000000 # done.

 1885 00:33:21.550804  

 1886 00:33:21.557031  Command line loaded dynamically from TFTP file: 12264632/tftp-deploy-127gp2y6/kernel/cmdline

 1887 00:33:21.557115  

 1888 00:33:21.584605  The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1889 00:33:21.594677  

 1890 00:33:21.594905  Shutting down all USB controllers.

 1891 00:33:21.595089  

 1892 00:33:21.597659  Removing current net device

 1893 00:33:21.606461  

 1894 00:33:21.606684  Finalizing coreboot

 1895 00:33:21.606905  

 1896 00:33:21.607105  

 1897 00:33:21.607298  

 1898 00:33:21.613211  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1899 00:33:21.613609  

 1900 00:33:21.613921  SMI# #0

 1901 00:33:21.619893  Exiting depthcharge with code 4 at timestamp: 21540892

 1902 00:33:21.620205  

 1903 00:33:21.620524  

 1904 00:33:21.620836  Starting kernel ...

 1905 00:33:21.621194  

 1906 00:33:21.621584  

 1907 00:33:21.623022  end: 2.2.4 bootloader-commands (duration 00:00:16) [common]
 1908 00:33:21.623515  start: 2.2.5 auto-login-action (timeout 00:04:32) [common]
 1909 00:33:21.623962  Setting prompt string to ['Linux version [0-9]']
 1910 00:33:21.624374  Setting prompt string to ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1911 00:33:21.624783  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:05:00)
 1912 00:33:22.175807  

 1913 00:33:22.176458  

 1914 00:33:22.176957  

 1915 00:33:22.179045  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1916 00:33:22.179639  

 1917 00:33:22.183006  SMI# #0

 1918 00:33:22.185520  Chrome EC: Set SMI mask to 0x0000000000000000

 1919 00:33:22.188981  Chrome EC: UHEPI supported

 1920 00:33:22.193421  Clearing pending EC events. Error code 1 is expected.

 1921 00:33:22.196231  EC returned error result code 9

 1922 00:33:22.200262  Chrome EC: Set SCI mask to 0x00000000142609fb

 1923 00:33:23.196370  start: 2.2.5.1 login-action (timeout 00:04:31) [common]
 1924 00:33:23.197059  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.
 1925 00:33:23.197485  Setting prompt string to []
 1926 00:33:23.197914  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1927 00:33:23.198347  Using line separator: #'\n'#
 1928 00:33:23.198921  No login prompt set.
 1929 00:33:23.199500  Parsing kernel messages
 1930 00:33:23.200076  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1931 00:33:23.200827  [login-action] Waiting for messages, (timeout 00:04:31)
 1932 00:33:23.215754  <5>[    0.000000] Linux version 5.10.204-cip41 (KernelCI@build-j46889-x86-64-gcc-10-x86-64-defconfig-x86-board-ncr95) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 14 00:09:38 UTC 2023

 1933 00:33:23.242302  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1934 00:33:23.245735  <6>[    0.000000] BIOS-provided physical RAM map:

 1935 00:33:23.252456  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1936 00:33:23.259043  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1937 00:33:23.269479  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1938 00:33:23.275871  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable

 1939 00:33:23.282846  <6>[    0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16

 1940 00:33:23.289084  <6>[    0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved

 1941 00:33:23.296271  <6>[    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved

 1942 00:33:23.303585  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable

 1943 00:33:23.309601  <6>[    0.000000] NX (Execute Disable) protection: active

 1944 00:33:23.313566  <6>[    0.000000] SMBIOS 2.7 present.

 1945 00:33:23.316427  <6>[    0.000000] DMI: Google Grunt/Grunt, BIOS  09/05/2019

 1946 00:33:23.322477  <6>[    0.000000] tsc: Fast TSC calibration using PIT

 1947 00:33:23.325757  <6>[    0.000000] tsc: Detected 1597.033 MHz processor

 1948 00:33:23.332572  <6>[    0.001260] last_pfn = 0x12f000 max_arch_pfn = 0x400000000

 1949 00:33:23.339857  <6>[    0.001753] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1950 00:33:23.346274  <6>[    0.003303] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000

 1951 00:33:23.352597  <6>[    0.009839] check: Scanning 1 areas for low memory corruption

 1952 00:33:23.355814  <6>[    0.009850] Using GB pages for direct mapping

 1953 00:33:23.360205  <6>[    0.010394] RAMDISK: [mem 0x375fe000-0x37ffffff]

 1954 00:33:23.366714  <6>[    0.010401] ACPI: Early table checksum verification disabled

 1955 00:33:23.372983  <6>[    0.010408] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4)

 1956 00:33:23.382659  <6>[    0.010418] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1957 00:33:23.389341  <6>[    0.010430] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000)

 1958 00:33:23.399357  <6>[    0.010441] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531)

 1959 00:33:23.403418  <6>[    0.010450] ACPI: FACS 0x00000000CDE2E240 000040

 1960 00:33:23.412971  <6>[    0.010457] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A)

 1961 00:33:23.423024  <6>[    0.010466] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1962 00:33:23.429569  <6>[    0.010474] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1963 00:33:23.439268  <6>[    0.010482] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1964 00:33:23.449372  <6>[    0.010489] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1965 00:33:23.456264  <6>[    0.010497] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1966 00:33:23.466241  <6>[    0.010505] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1967 00:33:23.475926  <6>[    0.010513] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD    AGESA    00000002 MSFT 04000000)

 1968 00:33:23.482349  <6>[    0.010521] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD    AGESA    00000001 AMD  00000001)

 1969 00:33:23.488954  <6>[    0.010528] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53]

 1970 00:33:23.499402  <6>[    0.010532] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f]

 1971 00:33:23.505881  <6>[    0.010536] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f]

 1972 00:33:23.512294  <6>[    0.010539] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14]

 1973 00:33:23.519082  <6>[    0.010542] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b]

 1974 00:33:23.526114  <6>[    0.010546] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91]

 1975 00:33:23.532229  <6>[    0.010549] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d]

 1976 00:33:23.542140  <6>[    0.010552] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78]

 1977 00:33:23.549212  <6>[    0.010555] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7]

 1978 00:33:23.555783  <6>[    0.010558] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f]

 1979 00:33:23.562707  <6>[    0.010561] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea]

 1980 00:33:23.572590  <6>[    0.010565] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b]

 1981 00:33:23.575478  <6>[    0.010630] No NUMA configuration found

 1982 00:33:23.582713  <6>[    0.010633] Faking a node at [mem 0x0000000000000000-0x000000012effffff]

 1983 00:33:23.588835  <6>[    0.010641] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff]

 1984 00:33:23.592336  <6>[    0.010677] Zone ranges:

 1985 00:33:23.595923  <6>[    0.010681]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 1986 00:33:23.602005  <6>[    0.010686]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 1987 00:33:23.609063  <6>[    0.010690]   Normal   [mem 0x0000000100000000-0x000000012effffff]

 1988 00:33:23.615170  <6>[    0.010695] Movable zone start for each node

 1989 00:33:23.618869  <6>[    0.010698] Early memory node ranges

 1990 00:33:23.625892  <6>[    0.010701]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 1991 00:33:23.632468  <6>[    0.010704]   node   0: [mem 0x0000000000100000-0x00000000cdd0cfff]

 1992 00:33:23.639989  <6>[    0.010708]   node   0: [mem 0x0000000100000000-0x000000012effffff]

 1993 00:33:23.646108  <6>[    0.010713] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff]

 1994 00:33:23.652195  <6>[    0.010738] On node 0, zone DMA: 1 pages in unavailable ranges

 1995 00:33:23.658933  <6>[    0.010775] On node 0, zone DMA: 96 pages in unavailable ranges

 1996 00:33:23.666238  <6>[    0.026649] On node 0, zone Normal: 8947 pages in unavailable ranges

 1997 00:33:23.672472  <6>[    0.026720] On node 0, zone Normal: 4096 pages in unavailable ranges

 1998 00:33:23.675493  <6>[    0.026786] ACPI: PM-Timer IO Port: 0x418

 1999 00:33:23.682435  <6>[    0.026800] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])

 2000 00:33:23.688776  <6>[    0.026820] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23

 2001 00:33:23.695819  <6>[    0.026831] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55

 2002 00:33:23.702236  <6>[    0.026836] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2003 00:33:23.709264  <6>[    0.026841] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)

 2004 00:33:23.715749  <6>[    0.026850] Using ACPI (MADT) for SMP configuration information

 2005 00:33:23.722259  <6>[    0.026855] ACPI: HPET id: 0x10228201 base: 0xfed00000

 2006 00:33:23.725035  <6>[    0.026862] smpboot: Allowing 2 CPUs, 0 hotplug CPUs

 2007 00:33:23.731983  <6>[    0.026884] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2008 00:33:23.742227  <6>[    0.026889] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2009 00:33:23.748590  <6>[    0.026893] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff]

 2010 00:33:23.758920  <6>[    0.026896] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff]

 2011 00:33:23.765652  <6>[    0.026899] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff]

 2012 00:33:23.772217  <6>[    0.026902] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]

 2013 00:33:23.781875  <6>[    0.026905] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff]

 2014 00:33:23.788300  <6>[    0.026911] [mem 0xd0000000-0xf7ffffff] available for PCI devices

 2015 00:33:23.798899  <6>[    0.026917] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2016 00:33:23.804632  <6>[    0.036077] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1

 2017 00:33:23.811609  <6>[    0.036629] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576

 2018 00:33:23.818722  <6>[    0.036696] Built 1 zonelists, mobility grouping on.  Total pages: 1019233

 2019 00:33:23.821937  <6>[    0.036700] Policy zone: Normal

 2020 00:33:23.851147  <5>[    0.036713] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2021 00:33:23.857945  <6>[    0.037828] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2022 00:33:23.864979  <6>[    0.038314] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2023 00:33:23.871424  <6>[    0.038343] mem auto-init: stack:off, heap alloc:off, heap free:off

 2024 00:33:23.888397  <6>[    0.072906] Memory: 3929464K/4141744K available (22546K kernel code, 3713K rwdata, 10976K rodata, 2172K init, 13948K bss, 212020K reserved, 0K cma-reserved)

 2025 00:33:23.894796  <6>[    0.073018] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1

 2026 00:33:23.898574  <6>[    0.073100] ftrace: allocating 61881 entries in 242 pages

 2027 00:33:23.905034  <6>[    0.128899] ftrace: allocated 242 pages with 5 groups

 2028 00:33:23.908109  <6>[    0.129147] Running RCU self tests

 2029 00:33:23.915437  <6>[    0.129157] rcu: Hierarchical RCU implementation.

 2030 00:33:23.918038  <6>[    0.129161] rcu: 	RCU event tracing is enabled.

 2031 00:33:23.925254  <6>[    0.129164] rcu: 	RCU lockdep checking is enabled.

 2032 00:33:23.931603  <6>[    0.129167] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.

 2033 00:33:23.935365  <6>[    0.129171] 	Rude variant of Tasks RCU enabled.

 2034 00:33:23.941663  <6>[    0.129173] 	Tracing variant of Tasks RCU enabled.

 2035 00:33:23.948462  <6>[    0.129177] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2036 00:33:23.955148  <6>[    0.129181] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2

 2037 00:33:23.962672  <6>[    0.136612] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16

 2038 00:33:23.965077  <5>[    0.136940] random: crng init done

 2039 00:33:23.968181  <6>[    0.137041] Console: colour dummy device 80x25

 2040 00:33:23.975548  <6>[    0.163050] printk: console [ttyS0] enabled

 2041 00:33:23.981848  <4>[    0.163204] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2042 00:33:23.985110  <4>[    0.163473] ... MAX_LOCKDEP_SUBCLASSES:  8

 2043 00:33:23.991869  <4>[    0.163623] ... MAX_LOCK_DEPTH:          48

 2044 00:33:23.995116  <4>[    0.163776] ... MAX_LOCKDEP_KEYS:        8192

 2045 00:33:24.001799  <4>[    0.163935] ... CLASSHASH_SIZE:          4096

 2046 00:33:24.005195  <4>[    0.164094] ... MAX_LOCKDEP_ENTRIES:     32768

 2047 00:33:24.008401  <4>[    0.164255] ... MAX_LOCKDEP_CHAINS:      65536

 2048 00:33:24.014721  <4>[    0.164417] ... CHAINHASH_SIZE:          32768

 2049 00:33:24.021088  <4>[    0.164578]  memory used by lock dependency info: 6365 kB

 2050 00:33:24.024643  <4>[    0.164771]  memory used for stack traces: 4224 kB

 2051 00:33:24.031408  <4>[    0.164944]  per task-struct memory footprint: 1920 bytes

 2052 00:33:24.035065  <6>[    0.165188] ACPI: Core revision 20200925

 2053 00:33:24.045277  <6>[    0.165611] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns

 2054 00:33:24.048047  <6>[    0.165976] APIC: Switch to symmetric I/O mode setup

 2055 00:33:24.054575  <6>[    0.166594] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0

 2056 00:33:24.064198  <6>[    0.170966] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1705321a24b, max_idle_ns: 440795245449 ns

 2057 00:33:24.077954  <6>[    0.171349] Calibrating delay loop (skipped), value calculated using timer frequency.. 3194.06 BogoMIPS (lpj=1597033)

 2058 00:33:24.087866  <6>[    0.171727] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable.

 2059 00:33:24.090903  <6>[    0.172416] LVT offset 1 assigned for vector 0xf9

 2060 00:33:24.097556  <6>[    0.172597] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512

 2061 00:33:24.104697  <6>[    0.172807] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0

 2062 00:33:24.114473  <6>[    0.173045] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2063 00:33:24.117746  <6>[    0.173339] Spectre V2 : Mitigation: Retpolines

 2064 00:33:24.127997  <6>[    0.173504] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2065 00:33:24.134531  <6>[    0.173790] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2066 00:33:24.141244  <6>[    0.174025] Spectre V2 : Enabling Speculation Barrier for firmware calls

 2067 00:33:24.148281  <6>[    0.174337] RETBleed: Mitigation: untrained return thunk

 2068 00:33:24.154900  <6>[    0.174530] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2069 00:33:24.164542  <6>[    0.174823] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2070 00:33:24.174546  <6>[    0.175167] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2071 00:33:24.182087  <6>[    0.175337] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2072 00:33:24.187840  <6>[    0.175561] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 2073 00:33:24.194741  <6>[    0.175787] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 2074 00:33:24.204917  <6>[    0.176006] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.

 2075 00:33:24.208319  <4>[    0.184950] ------------[ cut here ]------------

 2076 00:33:24.209876  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2077 00:33:24.217725  <4>[    0.185131] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2078 00:33:24.227847  <4>[    0.185143] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:725 apply_returns+0x1f5/0x220

 2079 00:33:24.230838  <4>[    0.185642] Modules linked in:

 2080 00:33:24.237424  <4>[    0.185763] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.204-cip41 #1

 2081 00:33:24.244162  <4>[    0.185996] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 2082 00:33:24.247726  <4>[    0.186338] RIP: 0010:apply_returns+0x1f5/0x220

 2083 00:33:24.267452  <4>[    0.186505] Code: 67 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 10 f4 c7 9f c6 05 40 15 67 02 01 e8 25 0c 16 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2084 00:33:24.274177  <4>[    0.187134] RSP: 0000:ffffffffa0003e28 EFLAGS: 00010282

 2085 00:33:24.281372  <4>[    0.187337] RAX: 0000000000000000 RBX: ffffffffa0c2e244 RCX: 0000000000000000

 2086 00:33:24.287789  <4>[    0.187588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9dd77c31

 2087 00:33:24.294374  <4>[    0.187838] RBP: ffffffff9f8f8940 R08: 0000000000000001 R09: 0000000000000001

 2088 00:33:24.304626  <4>[    0.188088] R10: ffffffffa008ff20 R11: 3fffffffffffffff R12: ffffffffa0c47598

 2089 00:33:24.311376  <4>[    0.188337] R13: cccccccccccccccc R14: ffffffff9f8f8945 R15: 0000000000000000

 2090 00:33:24.317923  <4>[    0.188587] FS:  0000000000000000(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 2091 00:33:24.324524  <4>[    0.188868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2092 00:33:24.331069  <4>[    0.189073] CR2: ffffa217aefff000 CR3: 00000000c0026000 CR4: 00000000001506f0

 2093 00:33:24.334206  <4>[    0.189336] Call Trace:

 2094 00:33:24.337895  <4>[    0.189440]  ? __warn+0x80/0x110

 2095 00:33:24.340664  <4>[    0.189565]  ? apply_returns+0x1f5/0x220

 2096 00:33:24.347773  <4>[    0.189714]  ? report_bug+0x9e/0xc0

 2097 00:33:24.351288  <4>[    0.189850]  ? handle_bug+0x41/0x90

 2098 00:33:24.354484  <4>[    0.189982]  ? exc_invalid_op+0x14/0x70

 2099 00:33:24.357598  <4>[    0.190126]  ? asm_exc_invalid_op+0x12/0x20

 2100 00:33:24.363868  <4>[    0.190288]  ? console_unlock+0x4d1/0x5f0

 2101 00:33:24.367513  <4>[    0.190338]  ? apply_returns+0x1f5/0x220

 2102 00:33:24.370713  <4>[    0.190486]  ? apply_returns+0x1f5/0x220

 2103 00:33:24.374288  <4>[    0.190632]  ? lock_acquire+0xbf/0x280

 2104 00:33:24.380941  <4>[    0.190785]  alternative_instructions+0x7d/0x143

 2105 00:33:24.384645  <4>[    0.190956]  arch_cpu_finalize_init+0x28/0x47

 2106 00:33:24.388021  <4>[    0.191117]  start_kernel+0x4a3/0x54d

 2107 00:33:24.394246  <4>[    0.191343]  secondary_startup_64_no_verify+0xc2/0xcb

 2108 00:33:24.397451  <4>[    0.191535] irq event stamp: 1475

 2109 00:33:24.407611  <4>[    0.191662] hardirqs last  enabled at (1483): [<ffffffff9dd77c31>] console_unlock+0x4d1/0x5f0

 2110 00:33:24.415472  <4>[    0.191958] hardirqs last disabled at (1490): [<ffffffff9dd77ba4>] console_unlock+0x444/0x5f0

 2111 00:33:24.424527  <4>[    0.192254] softirqs last  enabled at (1464): [<ffffffff9dd07ce1>] irq_enter_rcu+0x71/0x80

 2112 00:33:24.431605  <4>[    0.192338] softirqs last disabled at (1507): [<ffffffff9dd07cc6>] irq_enter_rcu+0x56/0x80

 2113 00:33:24.437695  <4>[    0.192627] ---[ end trace e028c3487ed3208d ]---

 2114 00:33:24.438699  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2115 00:33:24.439162  login-action: kernel 'warning'
 2116 00:33:24.439564  [login-action] Waiting for messages, (timeout 00:04:29)
 2117 00:33:24.440917  <6>[    0.196852] Freeing SMP alternatives memory: 48K

 2118 00:33:24.447745  <6>[    0.197027] pid_max: default: 32768 minimum: 301

 2119 00:33:24.450967  <6>[    0.197266] LSM: Security Framework initializing

 2120 00:33:24.454216  <6>[    0.197360] SELinux:  Initializing.

 2121 00:33:24.461536  <6>[    0.197528] LSM support for eBPF active

 2122 00:33:24.467889  <6>[    0.197698] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2123 00:33:24.474028  <6>[    0.197967] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2124 00:33:24.480610  <6>[    0.199554] smpboot: CPU 0 Converting physical 2 to logical die 0

 2125 00:33:24.491819  <6>[    0.302094] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0)

 2126 00:33:24.497336  <6>[    0.302333] Performance Events: Fam15h core perfctr, AMD PMU driver.

 2127 00:33:24.504024  <6>[    0.302344] ... version:                0

 2128 00:33:24.507886  <6>[    0.302493] ... bit width:              48

 2129 00:33:24.510765  <6>[    0.302644] ... generic registers:      6

 2130 00:33:24.517707  <6>[    0.302791] ... value mask:             0000ffffffffffff

 2131 00:33:24.523549  <6>[    0.302981] ... max period:             00007fffffffffff

 2132 00:33:24.527091  <6>[    0.303171] ... fixed-purpose events:   0

 2133 00:33:24.534135  <6>[    0.303337] ... event mask:             000000000000003f

 2134 00:33:24.537743  <6>[    0.303809] rcu: Hierarchical SRCU implementation.

 2135 00:33:24.543719  <6>[    0.305319] smp: Bringing up secondary CPUs ...

 2136 00:33:24.547184  <6>[    0.305832] x86: Booting SMP configuration:

 2137 00:33:24.550834  <6>[    0.306003] .... node  #0, CPUs:      #1

 2138 00:33:24.553855  <6>[    0.307480] smp: Brought up 1 node, 2 CPUs

 2139 00:33:24.560736  <6>[    0.307710] smpboot: Max logical packages: 1

 2140 00:33:24.567709  <6>[    0.307867] smpboot: Total of 2 processors activated (6388.13 BogoMIPS)

 2141 00:33:24.570830  <6>[    0.309606] devtmpfs: initialized

 2142 00:33:24.574266  <6>[    0.309697] x86/mm: Memory block size: 128MB

 2143 00:33:24.584068  <6>[    0.312740] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2144 00:33:24.593363  <6>[    0.312740] futex hash table entries: 512 (order: 4, 65536 bytes, linear)

 2145 00:33:24.596928  <6>[    0.313672] pinctrl core: initialized pinctrl subsystem

 2146 00:33:24.603614  <6>[    0.314728] PM: RTC time: 00:33:21, date: 2023-12-14

 2147 00:33:24.606957  <6>[    0.315361] NET: Registered protocol family 16

 2148 00:33:24.613373  <6>[    0.316015] audit: initializing netlink subsys (disabled)

 2149 00:33:24.623507  <5>[    0.316350] audit: type=2000 audit(1702514001.149:1): state=initialized audit_enabled=0 res=1

 2150 00:33:24.626955  <6>[    0.316752] thermal_sys: Registered thermal governor 'step_wise'

 2151 00:33:24.633962  <6>[    0.316756] thermal_sys: Registered thermal governor 'user_space'

 2152 00:33:24.640813  <6>[    0.317049] cpuidle: using governor menu

 2153 00:33:24.643577  <6>[    0.317570] ACPI: bus type PCI registered

 2154 00:33:24.653209  <6>[    0.317949] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000)

 2155 00:33:24.660316  <6>[    0.318341] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820

 2156 00:33:24.670462  <6>[    0.318582] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!)

 2157 00:33:24.676886  <6>[    0.318953] PCI: Using configuration type 1 for base access

 2158 00:33:24.680239  <6>[    0.340363] Kprobes globally optimized

 2159 00:33:24.686932  <6>[    0.340543] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2160 00:33:24.693461  <6>[    0.340598] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2161 00:33:24.700327  <6>[    0.341471] cryptomgr_test (28) used greatest stack depth: 14880 bytes left

 2162 00:33:24.706567  <6>[    0.343627] ACPI: Added _OSI(Module Device)

 2163 00:33:24.710255  <6>[    0.343787] ACPI: Added _OSI(Processor Device)

 2164 00:33:24.713181  <6>[    0.344346] ACPI: Added _OSI(3.0 _SCP Extensions)

 2165 00:33:24.720281  <6>[    0.344519] ACPI: Added _OSI(Processor Aggregator Device)

 2166 00:33:24.726920  <6>[    0.344714] ACPI: Added _OSI(Linux-Dell-Video)

 2167 00:33:24.730168  <6>[    0.344878] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2168 00:33:24.736976  <6>[    0.345070] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2169 00:33:24.744098  <6>[    0.358693] ACPI: 4 ACPI AML tables successfully acquired and loaded

 2170 00:33:24.746992  <6>[    0.367662] ACPI: EC: EC started

 2171 00:33:24.750192  <6>[    0.367803] ACPI: EC: interrupt blocked

 2172 00:33:24.756422  <6>[    0.368320] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2173 00:33:24.763332  <6>[    0.368340] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2174 00:33:24.766778  <6>[    0.368599] ACPI: Interpreter enabled

 2175 00:33:24.772951  <6>[    0.368788] ACPI: (supports S0 S1 S3 S4 S5)

 2176 00:33:24.776567  <6>[    0.368945] ACPI: Using IOAPIC for interrupt routing

 2177 00:33:24.786788  <6>[    0.369160] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2178 00:33:24.793309  <6>[    0.370255] ACPI: Enabled 3 GPEs in block 00 to 1F

 2179 00:33:24.796729  <6>[    0.372578] ACPI: Power Resource [P0U2] (off)

 2180 00:33:24.800430  <6>[    0.372887] ACPI: Power Resource [P3U2] (off)

 2181 00:33:24.806245  <6>[    0.374382] ACPI: Power Resource [P0U3] (off)

 2182 00:33:24.809836  <6>[    0.374650] ACPI: Power Resource [P3U3] (off)

 2183 00:33:24.813103  <6>[    0.382886] ACPI: Power Resource [PRIC] (on)

 2184 00:33:24.819423  <6>[    0.408818] ACPI: Power Resource [PRIC] (on)

 2185 00:33:24.826522  <6>[    0.439152] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2186 00:33:24.837305  <6>[    0.439346] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2187 00:33:24.842775  <6>[    0.439834] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2188 00:33:24.852930  <6>[    0.440130] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge

 2189 00:33:24.863428  <6>[    0.440427] acpi PNP0A08:00: host bridge window expanded to [io  0x0000-0x0cf7 window]; [io  0x03b0-0x03df window] ignored

 2190 00:33:24.869709  <6>[    0.440966] PCI host bridge to bus 0000:00

 2191 00:33:24.876763  <6>[    0.441339] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2192 00:33:24.882909  <6>[    0.441579] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2193 00:33:24.889957  <6>[    0.441819] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]

 2194 00:33:24.896665  <6>[    0.442061] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]

 2195 00:33:24.903186  <6>[    0.442304] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]

 2196 00:33:24.909690  <6>[    0.442338] pci_bus 0000:00: root bus resource [bus 00-ff]

 2197 00:33:24.916374  <6>[    0.442591] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000

 2198 00:33:24.922799  <6>[    0.443582] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000

 2199 00:33:24.930063  <6>[    0.443813] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref]

 2200 00:33:24.936478  <6>[    0.444076] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref]

 2201 00:33:24.943231  <6>[    0.444341] pci 0000:00:01.0: reg 0x20: [io  0x1000-0x10ff]

 2202 00:33:24.949916  <6>[    0.444547] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff]

 2203 00:33:24.956197  <6>[    0.444776] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref]

 2204 00:33:24.962978  <6>[    0.445018] pci 0000:00:01.0: enabling Extended Tags

 2205 00:33:24.966335  <6>[    0.445261] pci 0000:00:01.0: supports D1 D2

 2206 00:33:24.972689  <6>[    0.445338] pci 0000:00:01.0: PME# supported from D1 D2 D3hot

 2207 00:33:24.979589  <6>[    0.445865] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300

 2208 00:33:24.986407  <6>[    0.446095] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit]

 2209 00:33:24.989684  <6>[    0.446371] pci 0000:00:01.1: enabling Extended Tags

 2210 00:33:24.996129  <6>[    0.446600] pci 0000:00:01.1: supports D1 D2

 2211 00:33:25.002790  <6>[    0.446963] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000

 2212 00:33:25.006683  <6>[    0.447488] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400

 2213 00:33:25.012892  <6>[    0.447747] pci 0000:00:02.2: enabling Extended Tags

 2214 00:33:25.020079  <6>[    0.447990] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold

 2215 00:33:25.026516  <6>[    0.448517] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400

 2216 00:33:25.029569  <6>[    0.448776] pci 0000:00:02.4: enabling Extended Tags

 2217 00:33:25.036266  <6>[    0.449017] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold

 2218 00:33:25.042987  <6>[    0.449545] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000

 2219 00:33:25.049712  <6>[    0.449990] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000

 2220 00:33:25.056098  <6>[    0.450218] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref]

 2221 00:33:25.063217  <6>[    0.450343] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff]

 2222 00:33:25.069522  <6>[    0.450571] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff]

 2223 00:33:25.075997  <6>[    0.450798] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff]

 2224 00:33:25.082747  <6>[    0.451025] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff]

 2225 00:33:25.089381  <6>[    0.451558] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000

 2226 00:33:25.096051  <6>[    0.452014] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330

 2227 00:33:25.102934  <6>[    0.452254] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit]

 2228 00:33:25.109637  <6>[    0.452473] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold

 2229 00:33:25.115569  <6>[    0.453023] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320

 2230 00:33:25.122877  <6>[    0.453354] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff]

 2231 00:33:25.126094  <6>[    0.453671] pci 0000:00:12.0: supports D1 D2

 2232 00:33:25.132658  <6>[    0.453829] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold

 2233 00:33:25.138914  <6>[    0.454458] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500

 2234 00:33:25.145960  <6>[    0.454996] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100

 2235 00:33:25.152894  <6>[    0.455556] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501

 2236 00:33:25.159153  <6>[    0.455792] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit]

 2237 00:33:25.166326  <6>[    0.456120] pci 0000:00:14.7: PME# supported from D3cold

 2238 00:33:25.169418  <6>[    0.456589] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000

 2239 00:33:25.175873  <6>[    0.457010] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000

 2240 00:33:25.182743  <6>[    0.457432] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000

 2241 00:33:25.189153  <6>[    0.457853] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000

 2242 00:33:25.196118  <6>[    0.458277] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000

 2243 00:33:25.202233  <6>[    0.458535] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000

 2244 00:33:25.209239  <6>[    0.459126] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000

 2245 00:33:25.216110  <6>[    0.459422] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit]

 2246 00:33:25.223386  <6>[    0.459940] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2247 00:33:25.225740  <6>[    0.460719] pci 0000:00:02.2: PCI bridge to [bus 01]

 2248 00:33:25.236288  <6>[    0.460906] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2249 00:33:25.239603  <6>[    0.461365] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501

 2250 00:33:25.245836  <6>[    0.461683] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff]

 2251 00:33:25.252347  <6>[    0.462000] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff]

 2252 00:33:25.259274  <6>[    0.462485] pci 0000:02:00.0: PME# supported from D3hot D3cold

 2253 00:33:25.265810  <6>[    0.465511] pci 0000:00:02.4: PCI bridge to [bus 02]

 2254 00:33:25.272307  <6>[    0.465707] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2255 00:33:25.278834  <6>[    0.467678] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15)

 2256 00:33:25.285308  <6>[    0.468060] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15)

 2257 00:33:25.292352  <6>[    0.468426] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15)

 2258 00:33:25.298620  <6>[    0.468783] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15)

 2259 00:33:25.305445  <6>[    0.469139] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15)

 2260 00:33:25.312001  <6>[    0.469444] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0

 2261 00:33:25.319558  <6>[    0.469743] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0

 2262 00:33:25.325406  <6>[    0.470106] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0

 2263 00:33:25.328926  <6>[    0.474143] ACPI: EC: interrupt unblocked

 2264 00:33:25.335613  <6>[    0.474306] ACPI: EC: event unblocked

 2265 00:33:25.339078  <6>[    0.474337] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2266 00:33:25.342101  <6>[    0.474525] ACPI: EC: GPE=0x3

 2267 00:33:25.349118  <6>[    0.474643] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2268 00:33:25.359047  <6>[    0.474892] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2269 00:33:25.362193  <6>[    0.475592] iommu: Default domain type: Translated 

 2270 00:33:25.368804  <6>[    0.476364] pci 0000:00:01.0: vgaarb: setting as boot VGA device

 2271 00:33:25.379076  <6>[    0.476596] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2272 00:33:25.382357  <6>[    0.476909] pci 0000:00:01.0: vgaarb: bridge control possible

 2273 00:33:25.385282  <6>[    0.477114] vgaarb: loaded

 2274 00:33:25.392226  <5>[    0.477618] SCSI subsystem initialized

 2275 00:33:25.395184  <6>[    0.477778] ACPI: bus type USB registered

 2276 00:33:25.402064  <6>[    0.477778] usbcore: registered new interface driver usbfs

 2277 00:33:25.405301  <6>[    0.477990] usbcore: registered new interface driver hub

 2278 00:33:25.411976  <6>[    0.478551] usbcore: registered new device driver usb

 2279 00:33:25.415194  <6>[    0.493505] mc: Linux media interface: v0.10

 2280 00:33:25.422095  <6>[    0.494364] videodev: Linux video capture interface: v2.00

 2281 00:33:25.428192  <6>[    0.494590] pps_core: LinuxPPS API ver. 1 registered

 2282 00:33:25.435832  <6>[    0.494770] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2283 00:33:25.442470  <6>[    0.495092] PTP clock support registered

 2284 00:33:25.445172  <6>[    0.495503] Advanced Linux Sound Architecture Driver Initialized.

 2285 00:33:25.452231  <6>[    0.496855] NetLabel: Initializing

 2286 00:33:25.455357  <6>[    0.496985] NetLabel:  domain hash size = 128

 2287 00:33:25.462326  <6>[    0.497144] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2288 00:33:25.465429  <6>[    0.497389] NetLabel:  unlabeled traffic allowed by default

 2289 00:33:25.472150  <6>[    0.497645] PCI: Using ACPI for IRQ routing

 2290 00:33:25.475758  <6>[    0.499382] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0

 2291 00:33:25.481596  <6>[    0.499568] hpet0: 3 comparators, 32-bit 14.318180 MHz counter

 2292 00:33:25.488486  <6>[    0.502418] clocksource: Switched to clocksource tsc-early

 2293 00:33:25.491620  <5>[    0.857515] VFS: Disk quotas dquot_6.6.0

 2294 00:33:25.499125  <6>[    0.857697] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2295 00:33:25.502517  <6>[    0.858237] pnp: PnP ACPI init

 2296 00:33:25.509010  <6>[    0.858778] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved

 2297 00:33:25.515270  <6>[    0.859416] system 00:03: [io  0x0900-0x09fe] has been reserved

 2298 00:33:25.521577  <6>[    0.859772] system 00:04: [io  0x0200] has been reserved

 2299 00:33:25.528374  <6>[    0.859972] system 00:04: [io  0x0204] has been reserved

 2300 00:33:25.531624  <6>[    0.860166] system 00:04: [io  0x0800-0x087f] has been reserved

 2301 00:33:25.539382  <6>[    0.860378] system 00:04: [io  0x0880-0x08ff] has been reserved

 2302 00:33:25.545542  <6>[    0.862104] pnp: PnP ACPI: found 6 devices

 2303 00:33:25.551851  <6>[    0.872509] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2304 00:33:25.559052  <6>[    0.872917] NET: Registered protocol family 2

 2305 00:33:25.565397  <6>[    0.873272] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2306 00:33:25.575590  <6>[    0.874546] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2307 00:33:25.582072  <6>[    0.874972] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2308 00:33:25.588652  <6>[    0.875478] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2309 00:33:25.595722  <6>[    0.876773] TCP: Hash tables configured (established 32768 bind 32768)

 2310 00:33:25.605236  <6>[    0.877431] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2311 00:33:25.611825  <6>[    0.877871] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2312 00:33:25.619194  <6>[    0.878255] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2313 00:33:25.625335  <6>[    0.878774] NET: Registered protocol family 1

 2314 00:33:25.628811  <6>[    0.879517] RPC: Registered named UNIX socket transport module.

 2315 00:33:25.635450  <6>[    0.879751] RPC: Registered udp transport module.

 2316 00:33:25.639180  <6>[    0.879937] RPC: Registered tcp transport module.

 2317 00:33:25.646022  <6>[    0.880109] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2318 00:33:25.650481  <6>[    0.880701] NET: Registered protocol family 44

 2319 00:33:25.658584  <6>[    0.880889] pci 0000:00:02.2: PCI bridge to [bus 01]

 2320 00:33:25.662035  <6>[    0.881081] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2321 00:33:25.669953  <6>[    0.881327] pci 0000:00:02.4: PCI bridge to [bus 02]

 2322 00:33:25.674113  <6>[    0.881509] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2323 00:33:25.682436  <6>[    0.881757] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2324 00:33:25.690341  <6>[    0.881977] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2325 00:33:25.693822  <6>[    0.882201] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]

 2326 00:33:25.701917  <6>[    0.882423] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff]

 2327 00:33:25.710821  <6>[    0.882645] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff]

 2328 00:33:25.714505  <6>[    0.882867] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff]

 2329 00:33:25.721074  <6>[    0.883094] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff]

 2330 00:33:25.724421  <6>[    0.883441] pci 0000:00:01.0: disabling ATS

 2331 00:33:25.733938  <6>[    0.883601] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2332 00:33:25.740903  <6>[    0.884082] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0

 2333 00:33:25.747562  <6>[    0.885069] pci 0000:00:10.0: PME# does not work under D0, disabling it

 2334 00:33:25.751116  <6>[    0.885829] PCI: CLS 64 bytes, default 64

 2335 00:33:25.757378  <6>[    0.886281] Unpacking initramfs...

 2336 00:33:25.760452  <6>[    1.144400] Freeing initrd memory: 10248K

 2337 00:33:25.767306  <6>[    1.144560] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2338 00:33:25.774059  <6>[    1.144790] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB)

 2339 00:33:25.780558  <6>[    1.145139] LVT offset 0 assigned for vector 0x400

 2340 00:33:25.784072  <6>[    1.145380] perf: AMD IBS detected (0x000007ff)

 2341 00:33:25.787304  <3>[    1.145604] kvm: no hardware support

 2342 00:33:25.794110  <6>[    1.145841] kvm: Nested Virtualization enabled

 2343 00:33:25.797806  <6>[    1.146008] SVM: kvm: Nested Paging enabled

 2344 00:33:25.804297  <6>[    1.146178] SVM: Virtual VMLOAD VMSAVE supported

 2345 00:33:25.807813  <6>[    1.146346] SVM: Virtual GIF supported

 2346 00:33:25.813587  <6>[    1.147808] check: Scanning for low memory corruption every 60 seconds

 2347 00:33:25.817045  <5>[    1.149300] Initialise system trusted keyrings

 2348 00:33:25.823544  <6>[    1.149650] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2349 00:33:25.830834  <5>[    1.160238] NFS: Registering the id_resolver key type

 2350 00:33:25.833789  <5>[    1.160455] Key type id_resolver registered

 2351 00:33:25.837348  <5>[    1.160631] Key type id_legacy registered

 2352 00:33:25.843835  <5>[    1.176108] Key type asymmetric registered

 2353 00:33:25.847329  <5>[    1.176285] Asymmetric key parser 'x509' registered

 2354 00:33:25.856937  <6>[    1.176523] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2355 00:33:25.860575  <6>[    1.176795] io scheduler mq-deadline registered

 2356 00:33:25.864389  <6>[    1.176962] io scheduler kyber registered

 2357 00:33:25.870449  <4>[    1.177275] test_firmware: interface ready

 2358 00:33:25.873558  <6>[    1.179131] pcieport 0000:00:02.2: PME: Signaling with IRQ 25

 2359 00:33:25.880232  <6>[    1.179820] pcieport 0000:00:02.4: PME: Signaling with IRQ 26

 2360 00:33:25.886833  <6>[    1.180720] ACPI: AC Adapter [AC] (on-line)

 2361 00:33:25.896839  <6>[    1.181099] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0

 2362 00:33:25.900272  <6>[    1.181991] ACPI: Lid Switch [LID0]

 2363 00:33:25.907153  <6>[    1.182263] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2364 00:33:25.913524  <6>[    1.182683] ACPI: Power Button [PWRF]

 2365 00:33:25.919929  <6>[    1.183075] ACPI: Video Device [IGFX] (multi-head: no  rom: yes  post: no)

 2366 00:33:25.930037  <6>[    1.183792] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2

 2367 00:33:25.933253  <6>[    1.184238] ACPI: \_PR_.P000: Found 2 idle states

 2368 00:33:25.940375  <6>[    1.184803] ACPI: \_PR_.P001: Found 2 idle states

 2369 00:33:25.943142  <6>[    1.186842] thermal LNXTHERM:00: registered as thermal_zone0

 2370 00:33:25.950281  <6>[    1.187049] ACPI: Thermal Zone [THRM] (35 C)

 2371 00:33:25.956608  <6>[    1.187615] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2372 00:33:25.963060  <6>[    1.189808] battery: ACPI: Battery Slot [BAT0] (battery present)

 2373 00:33:25.966701  <6>[    1.190691] printk: console [ttyS0] disabled

 2374 00:33:25.976641  <6>[    1.190996] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A

 2375 00:33:25.980248  <6>[    2.184029] tsc: Refined TSC clocksource calibration: 1597.002 MHz

 2376 00:33:25.992914  <6>[    2.184046] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns

 2377 00:33:25.996404  <6>[    2.184121] clocksource: Switched to clocksource tsc

 2378 00:33:25.999735  <6>[    3.993682] printk: console [ttyS0] enabled

 2379 00:33:26.010795  <6>[    3.998934] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A

 2380 00:33:26.017574  <6>[    4.008211] Non-volatile memory driver v1.3

 2381 00:33:26.020544  <6>[    4.012752] Linux agpgart interface v0.103

 2382 00:33:26.027511  <6>[    4.017364] ACPI: bus type drm_connector registered

 2383 00:33:26.030519  <6>[    4.022610] [drm] amdgpu kernel modesetting enabled.

 2384 00:33:26.037254  <6>[    4.027893] amdgpu 0000:00:01.0: vgaarb: deactivate vga console

 2385 00:33:26.047132  <6>[    4.034610] [drm] initializing kernel modesetting (STONEY 0x1002:0x98E4 0x1002:0x1EB0 0xEB).

 2386 00:33:26.053766  <4>[    4.043311] amdgpu 0000:00:01.0: amdgpu: Trusted Memory Zone (TMZ) feature not supported

 2387 00:33:26.060993  <6>[    4.051734] [drm] register mmio base: 0xF4D00000

 2388 00:33:26.064058  <6>[    4.056613] [drm] register mmio size: 262144

 2389 00:33:26.070523  <6>[    4.061149] [drm] add ip block number 0 <vi_common>

 2390 00:33:26.073803  <6>[    4.066287] [drm] add ip block number 1 <gmc_v8_0>

 2391 00:33:26.080623  <6>[    4.071337] [drm] add ip block number 2 <cz_ih>

 2392 00:33:26.084021  <6>[    4.076128] [drm] add ip block number 3 <gfx_v8_0>

 2393 00:33:26.090162  <6>[    4.081179] [drm] add ip block number 4 <sdma_v3_0>

 2394 00:33:26.093677  <6>[    4.086317] [drm] add ip block number 5 <powerplay>

 2395 00:33:26.100620  <6>[    4.091453] [drm] add ip block number 6 <dm>

 2396 00:33:26.104200  <6>[    4.095983] [drm] add ip block number 7 <uvd_v6_0>

 2397 00:33:26.110780  <6>[    4.101037] [drm] add ip block number 8 <vce_v3_0>

 2398 00:33:26.113422  <6>[    4.106088] [drm] add ip block number 9 <acp_ip>

 2399 00:33:26.120460  <6>[    4.111018] amdgpu 0000:00:01.0: amdgpu: Fetched VBIOS from VFCT

 2400 00:33:26.123709  <6>[    4.117287] amdgpu: ATOM BIOS: 113-C91400-010

 2401 00:33:26.130850  <6>[    4.121927] [drm] UVD is enabled in physical mode

 2402 00:33:26.134120  <6>[    4.126892] [drm] VCE enabled in VM mode

 2403 00:33:26.143779  <6>[    4.131209] [drm] vm size is 64 GB, 2 levels, block size is 10-bit, fragment size is 9-bit

 2404 00:33:26.153757  <6>[    4.139732] amdgpu 0000:00:01.0: amdgpu: VRAM: 16M 0x000000F400000000 - 0x000000F400FFFFFF (16M used)

 2405 00:33:26.160556  <6>[    4.149204] amdgpu 0000:00:01.0: amdgpu: GART: 1024M 0x000000FF00000000 - 0x000000FF3FFFFFFF

 2406 00:33:26.166646  <6>[    4.157901] [drm] Detected VRAM RAM=16M, BAR=16M

 2407 00:33:26.170485  <6>[    4.162778] [drm] RAM width 64bits UNKNOWN

 2408 00:33:26.176743  <6>[    4.167441] [TTM] Zone  kernel: Available graphics memory: 1970010 KiB

 2409 00:33:26.183302  <6>[    4.174272] [TTM] Initializing pool allocator

 2410 00:33:26.186978  <6>[    4.178915] [TTM] Initializing DMA pool allocator

 2411 00:33:26.193712  <6>[    4.184090] [drm] amdgpu: 16M of VRAM memory ready

 2412 00:33:26.196717  <6>[    4.189151] [drm] amdgpu: 2885M of GTT memory ready.

 2413 00:33:26.203490  <6>[    4.194378] [drm] GART: num cpu pages 262144, num gpu pages 262144

 2414 00:33:26.210535  <6>[    4.200905] [drm] PCIE GART of 1024M enabled (table at 0x000000F400401000).

 2415 00:33:26.218675  <6>[    4.210564] amdgpu: hwmgr_sw_init smu backed is smu8_smu

 2416 00:33:26.225484  <6>[    4.216174] [drm] Found UVD firmware Version: 1.43 Family ID: 15

 2417 00:33:26.229513  <6>[    4.222456] [drm] UVD ENC is disabled

 2418 00:33:26.235104  <6>[    4.226742] [drm] Found VCE firmware Version: 52.0 Binary ID: 3

 2419 00:33:26.243055  <6>[    4.234639] amdgpu: smu version 33.09.00

 2420 00:33:26.254826  <6>[    4.246609] [drm] DM_PPLIB: values for Engine clock

 2421 00:33:26.258058  <6>[    4.251755] [drm] DM_PPLIB:	 200000

 2422 00:33:26.261317  <6>[    4.255515] [drm] DM_PPLIB:	 300000

 2423 00:33:26.265260  <6>[    4.259268] [drm] DM_PPLIB:	 400000

 2424 00:33:26.271523  <6>[    4.263020] [drm] DM_PPLIB:	 450000

 2425 00:33:26.274919  <6>[    4.266772] [drm] DM_PPLIB:	 496560

 2426 00:33:26.277866  <6>[    4.270528] [drm] DM_PPLIB:	 533340

 2427 00:33:26.281579  <6>[    4.274279] [drm] DM_PPLIB:	 576000

 2428 00:33:26.284806  <6>[    4.278034] [drm] DM_PPLIB:	 600000

 2429 00:33:26.288042  <6>[    4.281799] [drm] DM_PPLIB: Validation clocks:

 2430 00:33:26.294597  <6>[    4.286505] [drm] DM_PPLIB:    engine_max_clock: 60000

 2431 00:33:26.301798  <6>[    4.291901] [drm] DM_PPLIB:    memory_max_clock: 93300

 2432 00:33:26.305481  <6>[    4.297296] [drm] DM_PPLIB:    level           : 8

 2433 00:33:26.311864  <6>[    4.302346] [drm] DM_PPLIB: values for Display clock

 2434 00:33:26.314920  <6>[    4.307569] [drm] DM_PPLIB:	 300000

 2435 00:33:26.318476  <6>[    4.311318] [drm] DM_PPLIB:	 400000

 2436 00:33:26.321215  <6>[    4.315069] [drm] DM_PPLIB:	 496560

 2437 00:33:26.324785  <6>[    4.318819] [drm] DM_PPLIB:	 626090

 2438 00:33:26.328310  <6>[    4.322567] [drm] DM_PPLIB:	 685720

 2439 00:33:26.334971  <6>[    4.326315] [drm] DM_PPLIB:	 757900

 2440 00:33:26.338008  <6>[    4.330064] [drm] DM_PPLIB:	 800000

 2441 00:33:26.341615  <6>[    4.333812] [drm] DM_PPLIB:	 847060

 2442 00:33:26.344838  <6>[    4.337561] [drm] DM_PPLIB: Validation clocks:

 2443 00:33:26.351409  <6>[    4.342264] [drm] DM_PPLIB:    engine_max_clock: 60000

 2444 00:33:26.355127  <6>[    4.347659] [drm] DM_PPLIB:    memory_max_clock: 93300

 2445 00:33:26.361937  <6>[    4.353054] [drm] DM_PPLIB:    level           : 8

 2446 00:33:26.364784  <6>[    4.358105] [drm] DM_PPLIB: values for Memory clock

 2447 00:33:26.371949  <6>[    4.363241] [drm] DM_PPLIB:	 667000

 2448 00:33:26.375158  <6>[    4.366990] [drm] DM_PPLIB:	 933000

 2449 00:33:26.378388  <6>[    4.370738] [drm] DM_PPLIB: Validation clocks:

 2450 00:33:26.385757  <6>[    4.375441] [drm] DM_PPLIB:    engine_max_clock: 60000

 2451 00:33:26.388144  <6>[    4.380844] [drm] DM_PPLIB:    memory_max_clock: 93300

 2452 00:33:26.395414  <6>[    4.386239] [drm] DM_PPLIB:    level           : 8

 2453 00:33:26.401502  <6>[    4.391413] [drm] Display Core initialized with v3.2.104!

 2454 00:33:26.514769  <6>[    4.506624] [drm] UVD initialized successfully.

 2455 00:33:26.621641  <6>[    4.612782] [drm] VCE initialized successfully.

 2456 00:33:26.631527  <6>[    4.618077] amdgpu 0000:00:01.0: amdgpu: SE 1, SH per SE 1, CU per SH 3, active_cu_number 3

 2457 00:33:26.634297  <6>[    4.628248] [drm] fb mappable at 0xCF86F000

 2458 00:33:26.640877  <6>[    4.632743] [drm] vram apper at 0xCF000000

 2459 00:33:26.644216  <6>[    4.637100] [drm] size 1179648

 2460 00:33:26.647375  <6>[    4.640418] [drm] fb depth is 8

 2461 00:33:26.650986  <6>[    4.643821] [drm]    pitch is 1536

 2462 00:33:26.660131  <6>[    4.647925] fbcon: amdgpudrmfb (fb0) is primary device

 2463 00:33:26.666873  <6>[    4.649918] Console: switching to colour frame buffer device 170x48

 2464 00:33:26.673127  <6>[    4.663621] amdgpu 0000:00:01.0: [drm] fb0: amdgpudrmfb frame buffer device

 2465 00:33:26.685855  <6>[    4.674186] [drm] Initialized amdgpu 3.40.0 20150101 for 0000:00:01.0 on minor 0

 2466 00:33:26.693124  <6>[    4.683189] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2467 00:33:26.701836  <6>[    4.696567] loop: module loaded

 2468 00:33:26.708447  <6>[    4.700392] lkdtm: No crash points registered, enable through debugfs

 2469 00:33:26.716742  <6>[    4.708532] e100: Intel(R) PRO/100 Network Driver

 2470 00:33:26.723334  <6>[    4.713500] e100: Copyright(c) 1999-2006 Intel Corporation

 2471 00:33:26.727143  <6>[    4.719282] e1000: Intel(R) PRO/1000 Network Driver

 2472 00:33:26.733522  <6>[    4.724419] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2473 00:33:26.740353  <6>[    4.730507] e1000e: Intel(R) PRO/1000 Network Driver

 2474 00:33:26.746492  <6>[    4.735734] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2475 00:33:26.750240  <6>[    4.741963] igb: Intel(R) Gigabit Ethernet Network Driver

 2476 00:33:26.757205  <6>[    4.747621] igb: Copyright (c) 2007-2014 Intel Corporation.

 2477 00:33:26.760062  <6>[    4.753491] sky2: driver version 1.30

 2478 00:33:26.766933  <6>[    4.757596] usbcore: registered new interface driver r8152

 2479 00:33:26.773634  <6>[    4.763611] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2480 00:33:26.780013  <6>[    4.770428] ehci-pci: EHCI PCI platform driver

 2481 00:33:26.782861  <6>[    4.775528] ehci-pci 0000:00:12.0: EHCI Host Controller

 2482 00:33:26.793020  <6>[    4.781564] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1

 2483 00:33:26.796562  <6>[    4.789275] ehci-pci 0000:00:12.0: debug port 2

 2484 00:33:26.803539  <6>[    4.794237] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000

 2485 00:33:26.815217  <6>[    4.806700] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00

 2486 00:33:26.824806  <6>[    4.813189] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2487 00:33:26.831596  <6>[    4.821743] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2488 00:33:26.838399  <6>[    4.829225] usb usb1: Product: EHCI Host Controller

 2489 00:33:26.845146  <6>[    4.834364] usb usb1: Manufacturer: Linux 5.10.204-cip41 ehci_hcd

 2490 00:33:26.848099  <6>[    4.840716] usb usb1: SerialNumber: 0000:00:12.0

 2491 00:33:26.855141  <6>[    4.846503] hub 1-0:1.0: USB hub found

 2492 00:33:26.858499  <6>[    4.850597] hub 1-0:1.0: 2 ports detected

 2493 00:33:26.864618  <6>[    4.855749] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2494 00:33:26.872216  <6>[    4.862213] ohci-pci: OHCI PCI platform driver

 2495 00:33:26.878709  <6>[    4.866960] uhci_hcd: USB Universal Host Controller Interface driver

 2496 00:33:26.881984  <6>[    4.873918] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2497 00:33:26.891593  <6>[    4.880146] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2

 2498 00:33:26.901686  <6>[    4.888030] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410

 2499 00:33:26.908615  <6>[    4.898300] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2500 00:33:26.914910  <6>[    4.904043] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3

 2501 00:33:26.921916  <6>[    4.911708] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed

 2502 00:33:26.931762  <6>[    4.918476] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2503 00:33:26.939013  <6>[    4.927018] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2504 00:33:26.941536  <6>[    4.934496] usb usb2: Product: xHCI Host Controller

 2505 00:33:26.948875  <6>[    4.939638] usb usb2: Manufacturer: Linux 5.10.204-cip41 xhci-hcd

 2506 00:33:26.955309  <6>[    4.945990] usb usb2: SerialNumber: 0000:00:10.0

 2507 00:33:26.958870  <6>[    4.951458] hub 2-0:1.0: USB hub found

 2508 00:33:26.961959  <6>[    4.955570] hub 2-0:1.0: 4 ports detected

 2509 00:33:26.972415  <6>[    4.960501] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.

 2510 00:33:26.982096  <6>[    4.968922] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2511 00:33:26.988615  <6>[    4.977442] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2512 00:33:26.992305  <6>[    4.984991] usb usb3: Product: xHCI Host Controller

 2513 00:33:26.998905  <6>[    4.990132] usb usb3: Manufacturer: Linux 5.10.204-cip41 xhci-hcd

 2514 00:33:27.005173  <6>[    4.996484] usb usb3: SerialNumber: 0000:00:10.0

 2515 00:33:27.008912  <6>[    5.002067] hub 3-0:1.0: USB hub found

 2516 00:33:27.012078  <6>[    5.006154] hub 3-0:1.0: 4 ports detected

 2517 00:33:27.019796  <6>[    5.011130] usbcore: registered new interface driver usblp

 2518 00:33:27.026516  <6>[    5.016925] usbcore: registered new interface driver usb-storage

 2519 00:33:27.036844  <6>[    5.023490] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2520 00:33:27.043011  <6>[    5.032721] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2521 00:33:27.053537  <4>[    5.039767] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2522 00:33:27.061134  <4>[    5.051414] i8042: Warning: Keylock active

 2523 00:33:27.064941  <6>[    5.055945] serio: i8042 KBD port at 0x60,0x64 irq 1

 2524 00:33:27.072423  <6>[    5.062581] rtc_cmos 00:01: RTC can wake from S4

 2525 00:33:27.075409  <6>[    5.068427] rtc_cmos 00:01: registered as rtc0

 2526 00:33:27.085626  <6>[    5.073364] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3

 2527 00:33:27.092533  <6>[    5.082472] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs

 2528 00:33:27.102497  <6>[    5.090237] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2529 00:33:27.108742  <6>[    5.099002] sdhci: Secure Digital Host Controller Interface driver

 2530 00:33:27.112381  <6>[    5.105499] sdhci: Copyright(c) Pierre Ossman

 2531 00:33:27.122101  <6>[    5.110293] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1)

 2532 00:33:27.131965  <6>[    5.120695] usb 1-1: new high-speed USB device number 2 using ehci-pci

 2533 00:33:27.235111  <6>[    5.223659] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit

 2534 00:33:27.242325  <6>[    5.231008] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1)

 2535 00:33:27.249058  <6>[    5.238594] usb 2-1: new high-speed USB device number 2 using xhci_hcd

 2536 00:33:27.255198  <6>[    5.242067] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage

 2537 00:33:27.261758  <6>[    5.252793] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA

 2538 00:33:27.269350  <6>[    5.259676] hid: raw HID events driver (C) Jiri Kosina

 2539 00:33:27.274879  <6>[    5.265643] usbcore: registered new interface driver usbhid

 2540 00:33:27.278091  <6>[    5.271487] usbhid: USB HID core driver

 2541 00:33:27.286701  <6>[    5.276126] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18

 2542 00:33:27.292846  <6>[    5.279926] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2543 00:33:27.302924  <6>[    5.284601] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2544 00:33:27.306566  <6>[    5.292163] snd_hda_intel 0000:00:01.1: Force to non-snoop mode

 2545 00:33:27.313054  <6>[    5.304919] hub 1-1:1.0: USB hub found

 2546 00:33:27.319861  <6>[    5.309357] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2547 00:33:27.326424  <3>[    5.312316] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up

 2548 00:33:27.329984  <6>[    5.315294] hub 1-1:1.0: 4 ports detected

 2549 00:33:27.333368  <6>[    5.326763] IPv4 over IPsec tunneling driver

 2550 00:33:27.340137  <6>[    5.331635] Initializing XFRM netlink socket

 2551 00:33:27.343062  <6>[    5.336748] NET: Registered protocol family 10

 2552 00:33:27.351713  <6>[    5.343102] Segment Routing with IPv6

 2553 00:33:27.354546  <6>[    5.348178] NET: Registered protocol family 17

 2554 00:33:27.361360  <6>[    5.353112] 8021q: 802.1Q VLAN Support v1.8

 2555 00:33:27.364746  <5>[    5.357617] Key type dns_resolver registered

 2556 00:33:27.374925  <6>[    5.362162] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending.

 2557 00:33:27.377751  <6>[    5.371159] microcode: CPU0: patch_level=0x06006705

 2558 00:33:27.384324  <6>[    5.376369] microcode: CPU1: patch_level=0x06006705

 2559 00:33:27.391409  <6>[    5.381580] microcode: Microcode Update Driver: v2.2.

 2560 00:33:27.394390  <6>[    5.381591] IPI shorthand broadcast: enabled

 2561 00:33:27.404507  <6>[    5.383395] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10

 2562 00:33:27.411483  <6>[    5.387053] sched_clock: Marking stable (5357512045, 29441750)->(5414824764, -27870969)

 2563 00:33:27.418791  <6>[    5.391492] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2564 00:33:27.421604  <6>[    5.393629] hub 2-1:1.0: USB hub found

 2565 00:33:27.428253  <6>[    5.420050] hub 2-1:1.0: 4 ports detected

 2566 00:33:27.431990  <6>[    5.420085] registered taskstats version 1

 2567 00:33:27.438171  <5>[    5.428694] Loading compiled-in X.509 certificates

 2568 00:33:27.441582  <6>[    5.435260] PM:   Magic number: 3:116:557

 2569 00:33:27.448432  <6>[    5.439993] printk: console [netcon0] enabled

 2570 00:33:27.451323  <6>[    5.444622] netconsole: network logging started

 2571 00:33:27.458117  <6>[    5.449952] acpi_cpufreq: overriding BIOS provided _PSD data

 2572 00:33:27.553635  <6>[    5.542480] usb 2-4: new high-speed USB device number 3 using xhci_hcd

 2573 00:33:27.646408  <6>[    5.634468] usb 1-1.1: new high-speed USB device number 3 using ehci-pci

 2574 00:33:27.695153  <6>[    5.683399] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2575 00:33:27.702278  <6>[    5.691846] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2576 00:33:27.708434  <6>[    5.699241] usb 2-4: Product: USB 10/100/1000 LAN

 2577 00:33:27.712101  <6>[    5.704207] usb 2-4: Manufacturer: Realtek

 2578 00:33:27.714930  <6>[    5.708566] usb 2-4: SerialNumber: 001000001

 2579 00:33:27.763369  <6>[    5.751560] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03

 2580 00:33:27.770081  <6>[    5.760180] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2581 00:33:27.777104  <6>[    5.767756] usb 1-1.1: Product: HP TrueVision HD Camera

 2582 00:33:27.779616  <6>[    5.773243] usb 1-1.1: Manufacturer: Foxlink

 2583 00:33:27.786744  <6>[    5.777774] usb 1-1.1: SerialNumber: 0x0001

 2584 00:33:27.792853  <6>[    5.782236] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd

 2585 00:33:27.883869  <6>[    5.872395] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2586 00:33:27.890892  <6>[    5.881014] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2587 00:33:27.897419  <6>[    5.888582] usb 2-1.1: Product: USB 10/100/1000 LAN

 2588 00:33:27.901038  <6>[    5.893723] usb 2-1.1: Manufacturer: Realtek

 2589 00:33:27.907264  <6>[    5.898259] usb 2-1.1: SerialNumber: 001000001

 2590 00:33:27.913684  <6>[    5.902975] usb 1-1.2: new full-speed USB device number 4 using ehci-pci

 2591 00:33:27.993001  <6>[    5.981645] usb 2-4: reset high-speed USB device number 3 using xhci_hcd

 2592 00:33:28.016151  <6>[    6.004786] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01

 2593 00:33:28.022836  <6>[    6.013397] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2594 00:33:28.193019  <6>[    6.181478] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd

 2595 00:33:28.224100  <6>[    6.215272] r8152 2-4:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2596 00:33:28.287764  <6>[    6.279104] r8152 2-4:1.0 eth0: v1.11.11

 2597 00:33:28.370776  <6>[    6.362268] r8152 2-1.1:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2598 00:33:28.434120  <6>[    6.425596] r8152 2-1.1:1.0 eth1: v1.11.11

 2599 00:33:28.544298  <6>[    6.536446] mmc1: new HS200 MMC card at address 0001

 2600 00:33:28.552656  <6>[    6.542728] mmcblk1: mmc1:0001 DF4016 14.7 GiB 

 2601 00:33:28.558657  <6>[    6.547719] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB

 2602 00:33:28.564813  <6>[    6.554097] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB

 2603 00:33:28.571896  <6>[    6.560681] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (245:0)

 2604 00:33:28.587625  <6>[    6.578360]  mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2605 00:33:29.952767  <6>[    7.944736] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2606 00:33:29.960097  <6>[    7.946430] r8152 2-4:1.0 eth0: carrier on

 2607 00:33:32.082285  <5>[    7.957677] Sending DHCP requests .., OK

 2608 00:33:32.088830  <6>[   10.077900] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12

 2609 00:33:32.091905  <6>[   10.086172] IP-Config: Complete:

 2610 00:33:32.105396  <6>[   10.089665]      device=eth0, hwaddr=00:e0:4c:78:7f:44, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1

 2611 00:33:32.111556  <6>[   10.100350]      host=hp-11a-g6-ee-grunt-cbg-7, domain=lava-rack, nis-domain=(none)

 2612 00:33:32.118948  <6>[   10.108263]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2613 00:33:32.121631  <6>[   10.108266]      nameserver0=192.168.201.1

 2614 00:33:32.171599  <5>[   10.159580] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2615 00:33:32.180399  <6>[   10.172134] modprobe (98) used greatest stack depth: 14208 bytes left

 2616 00:33:32.188369  <5>[   10.179751] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2617 00:33:32.198532  <4>[   10.186905] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2618 00:33:32.202470  <6>[   10.187543] ALSA device list:

 2619 00:33:32.208840  <6>[   10.195855] cfg80211: failed to load regulatory.db

 2620 00:33:32.212154  <6>[   10.199063]   No soundcards found.

 2621 00:33:32.218965  <4>[   10.208329] dw-apb-uart AMD0020:00: forbid DMA for kernel console

 2622 00:33:32.227866  <6>[   10.219220] Freeing unused kernel image (initmem) memory: 2172K

 2623 00:33:32.240903  <6>[   10.232865] Write protecting the kernel read-only data: 36864k

 2624 00:33:32.251609  <6>[   10.240385] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2625 00:33:32.258599  <6>[   10.247949] Freeing unused kernel image (rodata/data gap) memory: 1312K

 2626 00:33:32.261462  <6>[   10.254849] Run /init as init process

 2627 00:33:32.273585  <6>[   10.265393] cat (108) used greatest stack depth: 13776 bytes left

 2628 00:33:32.276913  Loading, please wait...

 2629 00:33:32.292618  Starting version 247.3-7+deb11u2

 2630 00:33:32.366420  <6>[   10.358182] udevadm (122) used greatest stack depth: 13744 bytes left

 2631 00:33:32.581140  <6>[   10.573138] chromeos ramoops using acpi device.

 2632 00:33:32.596457  <4>[   10.585077] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2633 00:33:32.613509  <4>[   10.601666] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2634 00:33:32.628165  <3>[   10.616612] designware-i2s designware-i2s.1.auto: IRQ index 0 not found

 2635 00:33:32.635102  <6>[   10.616717] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered

 2636 00:33:32.649912  <3>[   10.638740] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2637 00:33:32.656726  <3>[   10.638973] designware-i2s designware-i2s.2.auto: IRQ index 0 not found

 2638 00:33:32.666897  <6>[   10.650669] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.2.auto not registered

 2639 00:33:32.677602  <3>[   10.665785] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2640 00:33:32.708546  <3>[   10.696827] designware-i2s designware-i2s.3.auto: IRQ index 0 not found

 2641 00:33:32.715831  <6>[   10.701054] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered

 2642 00:33:32.730691  <3>[   10.719553] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2643 00:33:32.760602  <6>[   10.752323] r8152 2-1.1:1.0 enx88541f0f6c0a: renamed from eth1

 2644 00:33:32.772852  <6>[   10.761265] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (05c8:03d1)

 2645 00:33:32.789562  <6>[   10.781046]  amd-da7219-play: codec dai name = da7219-hifi

 2646 00:33:32.812868  <6>[   10.797645] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/input/input5

 2647 00:33:32.823170  <6>[   10.801776] input: acpd7219m98357 Headset Jack as /devices/platform/AMD7219:00/sound/card0/input4

 2648 00:33:32.831161  <6>[   10.822837] usbcore: registered new interface driver uvcvideo

 2649 00:33:32.837510  <6>[   10.828868] USB Video Class driver (1.1.1)

 2650 00:33:32.851953  

 2651 00:33:32.852486  

 2652 00:33:32.854996  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2653 00:33:32.855539  

 2654 00:33:32.858726  SMI# #1

 2655 00:33:32.859217  GSMI Unknown: 0xff

 2656 00:33:32.907384  

 2657 00:33:32.908042  

 2658 00:33:32.910125  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2659 00:33:32.910673  

 2660 00:33:32.913609  SMI# #0

 2661 00:33:32.914077  GSMI Handshake

 2662 00:33:32.917587  <6>[   10.911092] Registered efivars operations

 2663 00:33:32.923546  <6>[   10.915412] gsmi version 1.0 loaded

 2664 00:33:32.961119  Begin: Loading essential drivers ... done.

 2665 00:33:32.964657  Begin: Running /scripts/init-premount ... done.

 2666 00:33:32.971338  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2667 00:33:32.981474  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2668 00:33:32.985046  Device /sys/class/net/enx88541f0f6c0a found

 2669 00:33:32.985612  done.

 2670 00:33:32.991566  IP-Config: enx88541f0f6c0a hardware address 88:54:1f:0f:6c:0a mtu 1500 DHCP

 2671 00:33:33.036509  IP-Config: eth0 hardware address 00:e0:4c:78:7f:44 mtu 1500 DHCP

 2672 00:33:33.045328  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2673 00:33:33.052225   address: 192.168.201.12   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2674 00:33:33.058836   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2675 00:33:33.065103   host   : hp-11a-g6-ee-grunt-cbg-7                                        

 2676 00:33:33.071912   domain : lava-rack                                                       

 2677 00:33:33.075227   rootserver: 192.168.201.1 rootpath: 

 2678 00:33:33.078599   filename  : 

 2679 00:33:33.147639  <6>[   11.136263] nfsmount (163) used greatest stack depth: 12536 bytes left

 2680 00:33:33.147803  done.

 2681 00:33:33.155579  Begin: Running /scripts/nfs-bottom ... done.

 2682 00:33:33.167265  Begin: Running /scripts/init-bottom ... done.

 2683 00:33:34.199502  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2684 00:33:34.396636  <30>[   12.371521] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

 2685 00:33:34.415983  <30>[   12.407897] systemd[1]: Detected architecture x86-64.

 2686 00:33:34.437406  

 2687 00:33:34.440237  Welcome to Debian GNU/Linux 11 (bullseye)!

 2688 00:33:34.440833  

 2689 00:33:34.451162  <30>[   12.442724] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2690 00:33:35.211858  <30>[   13.200128] systemd[1]: Queued start job for default target Graphical Interface.

 2691 00:33:35.220400  <30>[   13.211900] systemd[1]: Created slice system-getty.slice.

 2692 00:33:35.226839  [  OK  ] Created slice system-getty.slice.

 2693 00:33:35.235487  <30>[   13.227320] systemd[1]: Created slice system-modprobe.slice.

 2694 00:33:35.241961  [  OK  ] Created slice system-modprobe.slice.

 2695 00:33:35.251508  <30>[   13.243551] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2696 00:33:35.261757  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2697 00:33:35.268670  <30>[   13.260402] systemd[1]: Created slice User and Session Slice.

 2698 00:33:35.275182  [  OK  ] Created slice User and Session Slice.

 2699 00:33:35.288129  <30>[   13.276286] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2700 00:33:35.294861  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2701 00:33:35.305404  <30>[   13.294105] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2702 00:33:35.312877  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2703 00:33:35.323566  <30>[   13.312006] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2704 00:33:35.333907  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2705 00:33:35.340370  <30>[   13.330929] systemd[1]: Reached target Local Encrypted Volumes.

 2706 00:33:35.346442  [  OK  ] Reached target Local Encrypted Volumes.

 2707 00:33:35.354125  <30>[   13.345899] systemd[1]: Reached target Paths.

 2708 00:33:35.357611  [  OK  ] Reached target Paths.

 2709 00:33:35.364911  <30>[   13.356858] systemd[1]: Reached target Remote File Systems.

 2710 00:33:35.371620  [  OK  ] Reached target Remote File Systems.

 2711 00:33:35.379987  <30>[   13.371862] systemd[1]: Reached target Slices.

 2712 00:33:35.383472  [  OK  ] Reached target Slices.

 2713 00:33:35.391242  <30>[   13.383217] systemd[1]: Reached target Swap.

 2714 00:33:35.394866  [  OK  ] Reached target Swap.

 2715 00:33:35.407594  <30>[   13.396330] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2716 00:33:35.414329  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2717 00:33:35.422098  <30>[   13.414055] systemd[1]: Listening on Journal Audit Socket.

 2718 00:33:35.429465  [  OK  ] Listening on Journal Audit Socket.

 2719 00:33:35.438428  <30>[   13.430029] systemd[1]: Listening on Journal Socket (/dev/log).

 2720 00:33:35.444778  [  OK  ] Listening on Journal Socket (/dev/log).

 2721 00:33:35.454503  <30>[   13.446417] systemd[1]: Listening on Journal Socket.

 2722 00:33:35.461079  [  OK  ] Listening on Journal Socket.

 2723 00:33:35.467956  <30>[   13.458954] systemd[1]: Listening on Network Service Netlink Socket.

 2724 00:33:35.474141  [  OK  ] Listening on Network Service Netlink Socket.

 2725 00:33:35.485862  <30>[   13.477085] systemd[1]: Listening on udev Control Socket.

 2726 00:33:35.491724  [  OK  ] Listening on udev Control Socket.

 2727 00:33:35.500296  <30>[   13.492309] systemd[1]: Listening on udev Kernel Socket.

 2728 00:33:35.507300  [  OK  ] Listening on udev Kernel Socket.

 2729 00:33:35.517738  <30>[   13.509225] systemd[1]: Mounting Huge Pages File System...

 2730 00:33:35.523711           Mounting Huge Pages File System...

 2731 00:33:35.531908  <30>[   13.523879] systemd[1]: Mounting POSIX Message Queue File System...

 2732 00:33:35.538666           Mounting POSIX Message Queue File System...

 2733 00:33:35.550897  <30>[   13.542471] systemd[1]: Mounting Kernel Debug File System...

 2734 00:33:35.557270           Mounting Kernel Debug File System...

 2735 00:33:35.566670  <30>[   13.558719] systemd[1]: Mounting Kernel Trace File System...

 2736 00:33:35.573188           Mounting Kernel Trace File System...

 2737 00:33:35.598514  <30>[   13.587001] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2738 00:33:35.604919           Starting Create list of st…odes for the current kernel...

 2739 00:33:35.618545  <30>[   13.609504] systemd[1]: Starting Load Kernel Module configfs...

 2740 00:33:35.623769           Starting Load Kernel Module configfs...

 2741 00:33:35.632761  <30>[   13.624870] systemd[1]: Starting Load Kernel Module drm...

 2742 00:33:35.639365           Starting Load Kernel Module drm...

 2743 00:33:35.646465  <30>[   13.638638] systemd[1]: Starting Load Kernel Module fuse...

 2744 00:33:35.654335           Starting Load Kernel Module fuse...

 2745 00:33:35.668107  <30>[   13.656635] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2746 00:33:35.679174  <30>[   13.671161] systemd[1]: Starting Journal Service...

 2747 00:33:35.685824           Starting Journal Service...

 2748 00:33:35.718642  <6>[   13.710951] fuse: init (API version 7.32)

 2749 00:33:35.727816  <30>[   13.719992] systemd[1]: Starting Load Kernel Modules...

 2750 00:33:35.735578           Starting Load Kernel Modules...

 2751 00:33:35.751083  <30>[   13.739527] systemd[1]: Starting Remount Root and Kernel File Systems...

 2752 00:33:35.757583           Starting Remount Root and Kernel File Systems...

 2753 00:33:35.770080  <30>[   13.762001] systemd[1]: Starting Coldplug All udev Devices...

 2754 00:33:35.776516           Starting Coldplug All udev Devices...

 2755 00:33:35.788536  <30>[   13.779979] systemd[1]: Mounted Huge Pages File System.

 2756 00:33:35.794365  [  OK  ] Mounted Huge Pages File System.

 2757 00:33:35.802797  <30>[   13.795068] systemd[1]: Mounted POSIX Message Queue File System.

 2758 00:33:35.809723  [  OK  ] Mounted POSIX Message Queue File System.

 2759 00:33:35.821530  <30>[   13.812891] systemd[1]: Mounted Kernel Debug File System.

 2760 00:33:35.827300  [  OK  ] Mounted Kernel Debug File System.

 2761 00:33:35.834818  <30>[   13.826148] systemd[1]: Mounted Kernel Trace File System.

 2762 00:33:35.840654  [  OK  ] Mounted Kernel Trace File System.

 2763 00:33:35.853291  <30>[   13.841669] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2764 00:33:35.863240  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2765 00:33:35.869666  <30>[   13.860768] systemd[1]: modprobe@configfs.service: Succeeded.

 2766 00:33:35.876155  <30>[   13.867708] systemd[1]: Finished Load Kernel Module configfs.

 2767 00:33:35.883221  [  OK  ] Finished Load Kernel Module configfs.

 2768 00:33:35.891801  <30>[   13.883571] systemd[1]: modprobe@drm.service: Succeeded.

 2769 00:33:35.899342  <30>[   13.890042] systemd[1]: Finished Load Kernel Module drm.

 2770 00:33:35.905188  [  OK  ] Finished Load Kernel Module drm.

 2771 00:33:35.913765  <30>[   13.905566] systemd[1]: modprobe@fuse.service: Succeeded.

 2772 00:33:35.920606  <30>[   13.912213] systemd[1]: Finished Load Kernel Module fuse.

 2773 00:33:35.927480  [  OK  ] Finished Load Kernel Module fuse.

 2774 00:33:35.936378  <30>[   13.927694] systemd[1]: Finished Load Kernel Modules.

 2775 00:33:35.942669  [  OK  ] Finished Load Kernel Modules.

 2776 00:33:35.953892  <30>[   13.942591] systemd[1]: Finished Remount Root and Kernel File Systems.

 2777 00:33:35.960006  [  OK  ] Finished Remount Root and Kernel File Systems.

 2778 00:33:35.968438  <30>[   13.960133] systemd[1]: Started Journal Service.

 2779 00:33:35.974609  [  OK  ] Started Journal Service.

 2780 00:33:35.985681           Mounting FUSE Control File System...

 2781 00:33:35.996211           Mounting Kernel Configuration File System...

 2782 00:33:36.021006           Starting Flush Journal to Persistent Storage...

 2783 00:33:36.031565           Starting Load/Save Random Seed...

 2784 00:33:36.041586           Starting Apply Kernel Variables...

 2785 00:33:36.053726           Starting Create System Users...

 2786 00:33:36.061612  [  OK  ] Mounted FUSE Control File System.

 2787 00:33:36.073679  <46>[   14.062376] systemd-journald[199]: Received client request to flush runtime journal.

 2788 00:33:36.079990  [  OK  ] Mounted Kernel Configuration File System.

 2789 00:33:36.106733  [  OK  ] Finished Load/Save Random Seed.

 2790 00:33:36.119730  [  OK  ] Finished Apply Kernel Variables.

 2791 00:33:37.101137  [  OK  ] Finished Coldplug All udev Devices.

 2792 00:33:37.539104  [  OK  ] Finished Flush Journal to Persistent Storage.

 2793 00:33:37.548162  [  OK  ] Finished Create System Users.

 2794 00:33:37.557188           Starting Create Static Device Nodes in /dev...

 2795 00:33:37.653376  [  OK  ] Finished Create Static Device Nodes in /dev.

 2796 00:33:37.660302  [  OK  ] Reached target Local File Systems (Pre).

 2797 00:33:37.670052  [  OK  ] Reached target Local File Systems.

 2798 00:33:37.682329           Starting Create Volatile Files and Directories...

 2799 00:33:37.699744           Starting Rule-based Manage…for Device Events and Files...

 2800 00:33:37.908454  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2801 00:33:37.920166           Starting Network Service...

 2802 00:33:38.042717  [  OK  ] Finished Create Volatile Files and Directories.

 2803 00:33:38.058165           Starting Network Time Synchronization...

 2804 00:33:38.068183           Starting Update UTMP about System Boot/Shutdown...

 2805 00:33:38.154097  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2806 00:33:38.624490  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2807 00:33:38.651584           Starting Load/Save Screen …ess of backlight:amdgpu_bl0...

 2808 00:33:38.896641  [  OK  ] Started Network Service.

 2809 00:33:38.971783           Starting Network Name Resolution...

 2810 00:33:39.141353  [FAILED] Failed to start Load/Save …tness of backlight:amdgpu_bl0.

 2811 00:33:39.153300  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.

 2812 00:33:39.160172  [  OK  ] Started Network Time Synchronization.

 2813 00:33:39.186924  [  OK  ] Found device /dev/ttyS0.

 2814 00:33:39.600500  [  OK  ] Reached target Sound Card.

 2815 00:33:39.609841  [  OK  ] Reached target System Initialization.

 2816 00:33:39.623938  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2817 00:33:39.630213  [  OK  ] Reached target System Time Set.

 2818 00:33:39.638284  [  OK  ] Reached target System Time Synchronized.

 2819 00:33:39.677103  [  OK  ] Started Daily apt download activities.

 2820 00:33:39.732150  [  OK  ] Started Daily apt upgrade and clean activities.

 2821 00:33:39.754865  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2822 00:33:39.814343  [  OK  ] Started Discard unused blocks once a week.

 2823 00:33:39.823519  [  OK  ] Reached target Timers.

 2824 00:33:39.860003  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2825 00:33:39.866580  [  OK  ] Reached target Sockets.

 2826 00:33:39.873540  [  OK  ] Reached target Basic System.

 2827 00:33:39.883123  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2828 00:33:39.893701  [  OK  ] Started D-Bus System Message Bus.

 2829 00:33:39.974282           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2830 00:33:40.065905           Starting User Login Management...

 2831 00:33:40.235724  [  OK  ] Started Network Name Resolution.

 2832 00:33:40.244386  [  OK  ] Reached target Network.

 2833 00:33:40.256099  [  OK  ] Reached target Host and Network Name Lookups.

 2834 00:33:40.266988           Starting Permit User Sessions...

 2835 00:33:40.401032  [  OK  ] Finished Permit User Sessions.

 2836 00:33:40.411315  [  OK  ] Started Getty on tty1.

 2837 00:33:40.422794  [  OK  ] Started Serial Getty on ttyS0.

 2838 00:33:40.431224  [  OK  ] Reached target Login Prompts.

 2839 00:33:40.486980  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2840 00:33:40.496567  [  OK  ] Started User Login Management.

 2841 00:33:40.507582  [  OK  ] Reached target Multi-User System.

 2842 00:33:40.516647  [  OK  ] Reached target Graphical Interface.

 2843 00:33:40.531775           Starting Update UTMP about System Runlevel Changes...

 2844 00:33:40.576915  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2845 00:33:40.615623  

 2846 00:33:40.616192  

 2847 00:33:40.618954  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2848 00:33:40.619432  

 2849 00:33:40.622444  debian-bullseye-amd64 login: root (automatic login)

 2850 00:33:40.622919  

 2851 00:33:40.623295  

 2852 00:33:41.064617  Linux debian-bullseye-amd64 5.10.204-cip41 #1 SMP Thu Dec 14 00:09:38 UTC 2023 x86_64

 2853 00:33:41.065230  

 2854 00:33:41.071300  The programs included with the Debian GNU/Linux system are free software;

 2855 00:33:41.077827  the exact distribution terms for each program are described in the

 2856 00:33:41.081167  individual files in /usr/share/doc/*/copyright.

 2857 00:33:41.081655  

 2858 00:33:41.087885  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2859 00:33:41.088351  permitted by applicable law.

 2860 00:33:41.840057  Matched prompt #10: / #
 2862 00:33:41.841537  Kernel warnings or errors detected.
 2863 00:33:41.841925  Setting prompt string to ['/ #']
 2864 00:33:41.842393  end: 2.2.5.1 login-action (duration 00:00:19) [common]
 2866 00:33:41.843740  end: 2.2.5 auto-login-action (duration 00:00:20) [common]
 2867 00:33:41.844272  start: 2.2.6 expect-shell-connection (timeout 00:04:12) [common]
 2868 00:33:41.844714  Setting prompt string to ['/ #']
 2869 00:33:41.845151  Forcing a shell prompt, looking for ['/ #']
 2871 00:33:41.896240  / # 

 2872 00:33:41.896951  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2873 00:33:41.897484  Waiting using forced prompt support (timeout 00:02:30)
 2874 00:33:41.903886  

 2875 00:33:41.904876  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2876 00:33:41.905495  start: 2.2.7 export-device-env (timeout 00:04:12) [common]
 2878 00:33:42.006840  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww'

 2879 00:33:42.013261  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12264632/extract-nfsrootfs-ot7x6vww'

 2881 00:33:42.114896  / # export NFS_SERVER_IP='192.168.201.1'

 2882 00:33:42.120836  export NFS_SERVER_IP='192.168.201.1'

 2883 00:33:42.121766  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2884 00:33:42.122319  end: 2.2 depthcharge-retry (duration 00:00:48) [common]
 2885 00:33:42.122906  end: 2 depthcharge-action (duration 00:00:48) [common]
 2886 00:33:42.123423  start: 3 lava-test-retry (timeout 00:08:46) [common]
 2887 00:33:42.124018  start: 3.1 lava-test-shell (timeout 00:08:46) [common]
 2888 00:33:42.124460  Using namespace: common
 2890 00:33:42.225801  / # #

 2891 00:33:42.226489  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2892 00:33:42.231859  #

 2893 00:33:42.232836  Using /lava-12264632
 2895 00:33:42.334065  / # export SHELL=/bin/bash

 2896 00:33:42.340999  export SHELL=/bin/bash

 2898 00:33:42.442701  / # . /lava-12264632/environment

 2899 00:33:42.448838  . /lava-12264632/environment

 2901 00:33:42.554833  / # /lava-12264632/bin/lava-test-runner /lava-12264632/0

 2902 00:33:42.555494  Test shell timeout: 10s (minimum of the action and connection timeout)
 2903 00:33:42.560956  /lava-12264632/bin/lava-test-runner /lava-12264632/0

 2904 00:33:42.880596  + export TESTRUN_ID=0_timesync-off

 2905 00:33:42.884238  + TESTRUN_ID=0_timesync-off

 2906 00:33:42.887852  + cd /lava-12264632/0/tests/0_timesync-off

 2907 00:33:42.890370  ++ cat uuid

 2908 00:33:42.899519  + UUID=12264632_1.5.2.3.1

 2909 00:33:42.900088  + set +x

 2910 00:33:42.906668  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12264632_1.5.2.3.1>

 2911 00:33:42.907511  Received signal: <STARTRUN> 0_timesync-off 12264632_1.5.2.3.1
 2912 00:33:42.908044  Starting test lava.0_timesync-off (12264632_1.5.2.3.1)
 2913 00:33:42.908663  Skipping test definition patterns.
 2914 00:33:42.909913  + systemctl stop systemd-timesyncd

 2915 00:33:42.970673  <6>[   20.959521] systemd-timesyn (236) used greatest stack depth: 12464 bytes left

 2916 00:33:42.978370  + set +x

 2917 00:33:42.980961  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12264632_1.5.2.3.1>

 2918 00:33:42.981747  Received signal: <ENDRUN> 0_timesync-off 12264632_1.5.2.3.1
 2919 00:33:42.982258  Ending use of test pattern.
 2920 00:33:42.982886  Ending test lava.0_timesync-off (12264632_1.5.2.3.1), duration 0.07
 2922 00:33:43.086044  + export TESTRUN_ID=1_kselftest-lkdtm

 2923 00:33:43.086608  + TESTRUN_ID=1_kselftest-lkdtm

 2924 00:33:43.092554  + cd /lava-12264632/0/tests/1_kselftest-lkdtm

 2925 00:33:43.093080  ++ cat uuid

 2926 00:33:43.100961  + UUID=12264632_1.5.2.3.5

 2927 00:33:43.101470  + set +x

 2928 00:33:43.108138  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12264632_1.5.2.3.5>

 2929 00:33:43.108950  Received signal: <STARTRUN> 1_kselftest-lkdtm 12264632_1.5.2.3.5
 2930 00:33:43.109378  Starting test lava.1_kselftest-lkdtm (12264632_1.5.2.3.5)
 2931 00:33:43.109977  Skipping test definition patterns.
 2932 00:33:43.111156  + cd ./automated/linux/kselftest/

 2933 00:33:43.140666  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2934 00:33:43.197033  INFO: install_deps skipped

 2935 00:33:43.335689  --2023-12-14 00:33:43--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-473-gc43d7b7bbe83a/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 2936 00:33:43.343239  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2937 00:33:43.476177  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2938 00:33:43.614409  HTTP request sent, awaiting response... 200 OK

 2939 00:33:43.617899  Length: 3378312 (3.2M) [application/octet-stream]

 2940 00:33:43.621322  Saving to: 'kselftest.tar.xz'

 2941 00:33:43.621915  

 2942 00:33:43.622415  

 2943 00:33:43.879695  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2944 00:33:44.145285  kselftest.tar.xz      1%[                    ]  46.39K   176KB/s               

 2945 00:33:44.448662  kselftest.tar.xz      6%[>                   ] 216.08K   408KB/s               

 2946 00:33:44.675162  kselftest.tar.xz     20%[===>                ] 667.17K   800KB/s               

 2947 00:33:44.941094  kselftest.tar.xz     58%[==========>         ]   1.90M  1.79MB/s               

 2948 00:33:44.982209  kselftest.tar.xz     88%[================>   ]   2.87M  2.16MB/s               

 2949 00:33:44.988289  kselftest.tar.xz    100%[===================>]   3.22M  2.36MB/s    in 1.4s    

 2950 00:33:44.988375  

 2951 00:33:45.278991  2023-12-14 00:33:45 (2.36 MB/s) - 'kselftest.tar.xz' saved [3378312/3378312]

 2952 00:33:45.279154  

 2953 00:33:53.560163  skiplist:

 2954 00:33:53.563815  ========================================

 2955 00:33:53.567637  ========================================

 2956 00:33:53.620214  lkdtm:PANIC.sh

 2957 00:33:53.620643  lkdtm:BUG.sh

 2958 00:33:53.623229  lkdtm:WARNING.sh

 2959 00:33:53.623685  lkdtm:WARNING_MESSAGE.sh

 2960 00:33:53.626761  lkdtm:EXCEPTION.sh

 2961 00:33:53.627185  lkdtm:LOOP.sh

 2962 00:33:53.630090  lkdtm:EXHAUST_STACK.sh

 2963 00:33:53.633159  lkdtm:CORRUPT_STACK.sh

 2964 00:33:53.633588  lkdtm:CORRUPT_STACK_STRONG.sh

 2965 00:33:53.636378  lkdtm:CORRUPT_LIST_ADD.sh

 2966 00:33:53.639906  lkdtm:CORRUPT_LIST_DEL.sh

 2967 00:33:53.643115  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2968 00:33:53.646775  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2969 00:33:53.647199  lkdtm:UNSET_SMEP.sh

 2970 00:33:53.650261  lkdtm:DOUBLE_FAULT.sh

 2971 00:33:53.650687  lkdtm:CORRUPT_PAC.sh

 2972 00:33:53.653504  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2973 00:33:53.656765  lkdtm:OVERWRITE_ALLOCATION.sh

 2974 00:33:53.660638  lkdtm:WRITE_AFTER_FREE.sh

 2975 00:33:53.661065  lkdtm:READ_AFTER_FREE.sh

 2976 00:33:53.663561  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2977 00:33:53.666833  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2978 00:33:53.670785  lkdtm:SLAB_FREE_DOUBLE.sh

 2979 00:33:53.674041  lkdtm:SLAB_FREE_CROSS.sh

 2980 00:33:53.674464  lkdtm:SLAB_FREE_PAGE.sh

 2981 00:33:53.676574  lkdtm:SOFTLOCKUP.sh

 2982 00:33:53.677000  lkdtm:HARDLOCKUP.sh

 2983 00:33:53.679976  lkdtm:SPINLOCKUP.sh

 2984 00:33:53.680404  lkdtm:HUNG_TASK.sh

 2985 00:33:53.683383  lkdtm:EXEC_DATA.sh

 2986 00:33:53.683853  lkdtm:EXEC_STACK.sh

 2987 00:33:53.686862  lkdtm:EXEC_KMALLOC.sh

 2988 00:33:53.690280  lkdtm:EXEC_VMALLOC.sh

 2989 00:33:53.690705  lkdtm:EXEC_RODATA.sh

 2990 00:33:53.693435  lkdtm:EXEC_USERSPACE.sh

 2991 00:33:53.693859  lkdtm:EXEC_NULL.sh

 2992 00:33:53.697112  lkdtm:ACCESS_USERSPACE.sh

 2993 00:33:53.700404  lkdtm:ACCESS_NULL.sh

 2994 00:33:53.700864  lkdtm:WRITE_RO.sh

 2995 00:33:53.703250  lkdtm:WRITE_RO_AFTER_INIT.sh

 2996 00:33:53.703789  lkdtm:WRITE_KERN.sh

 2997 00:33:53.706693  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2998 00:33:53.709804  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2999 00:33:53.713412  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3000 00:33:53.716991  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3001 00:33:53.720402  lkdtm:REFCOUNT_DEC_ZERO.sh

 3002 00:33:53.723631  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3003 00:33:53.726933  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3004 00:33:53.730085  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3005 00:33:53.733983  lkdtm:REFCOUNT_INC_ZERO.sh

 3006 00:33:53.734471  lkdtm:REFCOUNT_ADD_ZERO.sh

 3007 00:33:53.737366  lkdtm:REFCOUNT_INC_SATURATED.sh

 3008 00:33:53.740348  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3009 00:33:53.743883  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3010 00:33:53.746751  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3011 00:33:53.750206  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3012 00:33:53.753614  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3013 00:33:53.756804  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3014 00:33:53.760354  lkdtm:REFCOUNT_TIMING.sh

 3015 00:33:53.763383  lkdtm:ATOMIC_TIMING.sh

 3016 00:33:53.763911  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3017 00:33:53.766770  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3018 00:33:53.770011  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3019 00:33:53.773524  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3020 00:33:53.776749  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3021 00:33:53.779832  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3022 00:33:53.784148  lkdtm:USERCOPY_STACK_BEYOND.sh

 3023 00:33:53.787462  lkdtm:USERCOPY_KERNEL.sh

 3024 00:33:53.788017  lkdtm:STACKLEAK_ERASING.sh

 3025 00:33:53.790228  lkdtm:CFI_FORWARD_PROTO.sh

 3026 00:33:53.793501  ============== Tests to run ===============

 3027 00:33:53.796968  lkdtm:PANIC.sh

 3028 00:33:53.797453  lkdtm:BUG.sh

 3029 00:33:53.799988  lkdtm:WARNING.sh

 3030 00:33:53.800479  lkdtm:WARNING_MESSAGE.sh

 3031 00:33:53.803547  lkdtm:EXCEPTION.sh

 3032 00:33:53.804071  lkdtm:LOOP.sh

 3033 00:33:53.807001  lkdtm:EXHAUST_STACK.sh

 3034 00:33:53.807490  lkdtm:CORRUPT_STACK.sh

 3035 00:33:53.809739  lkdtm:CORRUPT_STACK_STRONG.sh

 3036 00:33:53.813424  lkdtm:CORRUPT_LIST_ADD.sh

 3037 00:33:53.816501  lkdtm:CORRUPT_LIST_DEL.sh

 3038 00:33:53.820377  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3039 00:33:53.823032  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3040 00:33:53.823520  lkdtm:UNSET_SMEP.sh

 3041 00:33:53.826822  lkdtm:DOUBLE_FAULT.sh

 3042 00:33:53.827313  lkdtm:CORRUPT_PAC.sh

 3043 00:33:53.830251  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3044 00:33:53.832871  lkdtm:OVERWRITE_ALLOCATION.sh

 3045 00:33:53.836488  lkdtm:WRITE_AFTER_FREE.sh

 3046 00:33:53.837026  lkdtm:READ_AFTER_FREE.sh

 3047 00:33:53.839887  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3048 00:33:53.843038  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3049 00:33:53.846505  lkdtm:SLAB_FREE_DOUBLE.sh

 3050 00:33:53.846996  lkdtm:SLAB_FREE_CROSS.sh

 3051 00:33:53.849490  lkdtm:SLAB_FREE_PAGE.sh

 3052 00:33:53.853447  lkdtm:SOFTLOCKUP.sh

 3053 00:33:53.853934  lkdtm:HARDLOCKUP.sh

 3054 00:33:53.856530  lkdtm:SPINLOCKUP.sh

 3055 00:33:53.857076  lkdtm:HUNG_TASK.sh

 3056 00:33:53.859906  lkdtm:EXEC_DATA.sh

 3057 00:33:53.860397  lkdtm:EXEC_STACK.sh

 3058 00:33:53.862881  lkdtm:EXEC_KMALLOC.sh

 3059 00:33:53.866333  lkdtm:EXEC_VMALLOC.sh

 3060 00:33:53.866883  lkdtm:EXEC_RODATA.sh

 3061 00:33:53.870126  lkdtm:EXEC_USERSPACE.sh

 3062 00:33:53.870693  lkdtm:EXEC_NULL.sh

 3063 00:33:53.873270  lkdtm:ACCESS_USERSPACE.sh

 3064 00:33:53.876944  lkdtm:ACCESS_NULL.sh

 3065 00:33:53.877414  lkdtm:WRITE_RO.sh

 3066 00:33:53.879813  lkdtm:WRITE_RO_AFTER_INIT.sh

 3067 00:33:53.880286  lkdtm:WRITE_KERN.sh

 3068 00:33:53.882855  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3069 00:33:53.886610  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3070 00:33:53.889698  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3071 00:33:53.893326  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3072 00:33:53.896360  lkdtm:REFCOUNT_DEC_ZERO.sh

 3073 00:33:53.899808  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3074 00:33:53.903022  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3075 00:33:53.906238  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3076 00:33:53.910231  lkdtm:REFCOUNT_INC_ZERO.sh

 3077 00:33:53.910792  lkdtm:REFCOUNT_ADD_ZERO.sh

 3078 00:33:53.912934  lkdtm:REFCOUNT_INC_SATURATED.sh

 3079 00:33:53.916874  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3080 00:33:53.919590  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3081 00:33:53.923190  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3082 00:33:53.926611  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3083 00:33:53.930001  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3084 00:33:53.933543  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3085 00:33:53.936446  lkdtm:REFCOUNT_TIMING.sh

 3086 00:33:53.940505  lkdtm:ATOMIC_TIMING.sh

 3087 00:33:53.940996  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3088 00:33:53.942825  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3089 00:33:53.946587  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3090 00:33:53.949674  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3091 00:33:53.953819  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3092 00:33:53.956915  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3093 00:33:53.960010  lkdtm:USERCOPY_STACK_BEYOND.sh

 3094 00:33:53.962877  lkdtm:USERCOPY_KERNEL.sh

 3095 00:33:53.963366  lkdtm:STACKLEAK_ERASING.sh

 3096 00:33:53.966710  lkdtm:CFI_FORWARD_PROTO.sh

 3097 00:33:53.970140  ===========End Tests to run ===============

 3098 00:33:53.973081  shardfile-lkdtm pass

 3099 00:33:54.396127  <12>[   32.388275] kselftest: Running tests in lkdtm

 3100 00:33:54.408253  TAP version 13

 3101 00:33:54.424665  1..70

 3102 00:33:54.436447  # selftests: lkdtm: PANIC.sh

 3103 00:33:54.652341  <6>[   32.644128] grep (583) used greatest stack depth: 12384 bytes left

 3104 00:33:54.871753  # Skipping PANIC: crashes entire system

 3105 00:33:54.874136  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3106 00:33:54.881029  # selftests: lkdtm: BUG.sh

 3107 00:33:55.010423  <6>[   33.002212] lkdtm: Performing direct entry BUG

 3108 00:33:55.013784  <4>[   33.007072] ------------[ cut here ]------------

 3109 00:33:55.020119  <2>[   33.012000] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3110 00:33:55.026995  <4>[   33.017566] invalid opcode: 0000 [#1] SMP NOPTI

 3111 00:33:55.033604  <4>[   33.022371] CPU: 1 PID: 625 Comm: cat Tainted: G        W         5.10.204-cip41 #1

 3112 00:33:55.039955  <4>[   33.030273] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3113 00:33:55.043522  <4>[   33.036448] RIP: 0010:lkdtm_BUG+0x5/0x10

 3114 00:33:55.063633  <4>[   33.040627] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3115 00:33:55.066722  <4>[   33.059623] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3116 00:33:55.076781  <4>[   33.065100] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3117 00:33:55.083565  <4>[   33.072484] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3118 00:33:55.090570  <4>[   33.079867] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3119 00:33:55.097246  <4>[   33.087250] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3120 00:33:55.104173  <4>[   33.094632] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3121 00:33:55.113671  <4>[   33.102015] FS:  00007f77ed595580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3122 00:33:55.120248  <4>[   33.110350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3123 00:33:55.126896  <4>[   33.116345] CR2: 00007f77ed395000 CR3: 0000000104166000 CR4: 00000000001506e0

 3124 00:33:55.130655  <4>[   33.123726] Call Trace:

 3125 00:33:55.133658  <4>[   33.126437]  ? __die_body.cold+0x1a/0x1f

 3126 00:33:55.137371  <4>[   33.130616]  ? die+0x2b/0x50

 3127 00:33:55.140630  <4>[   33.133754]  ? do_trap+0x91/0x110

 3128 00:33:55.143367  <4>[   33.137322]  ? lkdtm_BUG+0x5/0x10

 3129 00:33:55.146834  <4>[   33.140893]  ? do_error_trap+0x90/0x110

 3130 00:33:55.150522  <4>[   33.144983]  ? lkdtm_BUG+0x5/0x10

 3131 00:33:55.153369  <4>[   33.148551]  ? lkdtm_BUG+0x5/0x10

 3132 00:33:55.160414  <4>[   33.152125]  ? exc_invalid_op+0x4e/0x70

 3133 00:33:55.164284  <4>[   33.156213]  ? lkdtm_BUG+0x5/0x10

 3134 00:33:55.166754  <4>[   33.159785]  ? asm_exc_invalid_op+0x12/0x20

 3135 00:33:55.170752  <4>[   33.164222]  ? direct_entry+0xe0/0xe0

 3136 00:33:55.173226  <4>[   33.168138]  ? lkdtm_BUG+0x5/0x10

 3137 00:33:55.180250  <4>[   33.171709]  direct_entry.cold+0x2c/0x38

 3138 00:33:55.183916  <4>[   33.175889]  full_proxy_write+0x56/0x80

 3139 00:33:55.187191  <4>[   33.179983]  vfs_write+0xea/0x3b0

 3140 00:33:55.190953  <4>[   33.183553]  ksys_write+0x68/0xf0

 3141 00:33:55.193415  <4>[   33.187125]  do_syscall_64+0x33/0x40

 3142 00:33:55.200335  <4>[   33.190955]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3143 00:33:55.204342  <4>[   33.196259] RIP: 0033:0x7f77ed4a1473

 3144 00:33:55.223760  <4>[   33.200089] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3145 00:33:55.230510  <4>[   33.219083] RSP: 002b:00007fff31351dc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3146 00:33:55.237031  <4>[   33.226901] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f77ed4a1473

 3147 00:33:55.243543  <4>[   33.234284] RDX: 0000000000000004 RSI: 00007f77ed395000 RDI: 0000000000000001

 3148 00:33:55.253728  <4>[   33.241666] RBP: 00007f77ed395000 R08: 00007f77ed394010 R09: 0000000000000000

 3149 00:33:55.260368  <4>[   33.249047] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3150 00:33:55.266744  <4>[   33.256428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3151 00:33:55.306845  <4>[   33.263813] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3152 00:33:55.307432  

 3153 00:33:55.307918  

 3154 00:33:55.313665  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 3155 00:33:55.314141  

 3156 00:33:55.314511  SMI# #1

 3157 00:33:55.317097  GSMI Set Event Log (type=0xdead instance=0x3)

 3158 00:33:55.319984  FMAP: Found "FLASH" version 1.1 at d7f000.

 3159 00:33:55.327442  FMAP: base = ff000000 size = 1000000 #areas = 30

 3160 00:33:55.330437  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

 3161 00:33:55.333994  Manufacturer: ef

 3162 00:33:55.336443  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

 3163 00:33:55.339904  ELOG: NV offset 0x45d000 size 0x4000

 3164 00:33:55.349939  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 3165 00:33:55.356578  ELOG: Event(81) added with size 13 at 2023-12-14 00:33:54 UTC

 3166 00:33:55.359938  <0>[   33.353055] gsmi: Log Shutdown Reason 0x03

 3167 00:33:55.366180  <4>[   33.357450] ---[ end trace e028c3487ed3208f ]---

 3168 00:33:55.369986  <4>[   33.362429] RIP: 0010:lkdtm_BUG+0x5/0x10

 3169 00:33:55.389976  <4>[   33.366636] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3170 00:33:55.392836  <4>[   33.385699] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3171 00:33:55.403211  <4>[   33.391254] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3172 00:33:55.409477  <4>[   33.398669] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3173 00:33:55.416382  <4>[   33.406092] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3174 00:33:55.423135  <4>[   33.413515] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3175 00:33:55.429888  <4>[   33.420950] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3176 00:33:55.440187  <4>[   33.428367] FS:  00007f77ed595580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3177 00:33:55.446479  <4>[   33.436735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3178 00:33:55.452963  <4>[   33.442773] CR2: 00007f77ed395000 CR3: 0000000104166000 CR4: 00000000001506e0

 3179 00:33:55.456089  # Segmentation fault

 3180 00:33:55.521383  # [   33.002212] lkdtm: Performing direct entry BUG

 3181 00:33:55.524751  # [   33.007072] ------------[ cut here ]------------

 3182 00:33:55.531833  # [   33.012000] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3183 00:33:55.534464  # [   33.017566] invalid opcode: 0000 [#1] SMP NOPTI

 3184 00:33:55.544291  # [   33.022371] CPU: 1 PID: 625 Comm: cat Tainted: G        W         5.10.204-cip41 #1

 3185 00:33:55.551237  # [   33.030273] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3186 00:33:55.554472  # [   33.036448] RIP: 0010:lkdtm_BUG+0x5/0x10

 3187 00:33:55.571727  # [   33.040627] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3188 00:33:55.577807  # [   33.059623] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3189 00:33:55.584640  # [   33.065100] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3190 00:33:55.591210  # [   33.072484] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3191 00:33:55.601190  # [   33.079867] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3192 00:33:55.607515  # [   33.087250] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3193 00:33:55.614080  # [   33.094632] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3194 00:33:55.621441  # [   33.102015] FS:  00007f77ed595580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3195 00:33:55.627639  # [   33.110350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3196 00:33:55.634074  # [   33.116345] CR2: 00007f77ed395000 CR3: 0000000104166000 CR4: 00000000001506e0

 3197 00:33:55.638514  # [   33.123726] Call Trace:

 3198 00:33:55.647780  # [   33.126437]  ? __die_body.cold+0x1<6>[   33.632930] lkdtm: Performing direct entry WARNING

 3199 00:33:55.648211  a/0x1f

 3200 00:33:55.650791  # [   33.130616]  ? die+0x2b/0x50

 3201 00:33:55.654463  # [   33.133754]  ? do_trap+0x91/0x110

 3202 00:33:55.657130  # [   33.137322]  ? lkdtm_BUG+0x5/0x10

 3203 00:33:55.661229  # [   33.140893]  ? do_error_trap+0x90/0x110

 3204 00:33:55.664439  # [   33.144983]  ? lkdtm_BUG+0x5/0x10

 3205 00:33:55.668072  # [   33.148551]  ? lkdtm_BUG+0x5/0x10

 3206 00:33:55.674311  # [   3<4>[   33.643877] ------------[ cut here ]------------

 3207 00:33:55.677158  3.152125]  ? exc_invalid_op+0x4e/0x70

 3208 00:33:55.681598  # [   33.156213]  ? lkdtm_BUG+0x5/0x10

 3209 00:33:55.683891  # [   33.159785]  ? asm_exc_invalid_op+0x12/0x20

 3210 00:33:55.687377  # [   33.164222]  ? direct_entry+0xe0/0xe0

 3211 00:33:55.691120  # [   33.168138]  ? lkdtm_BUG+0x5/0x10

 3212 00:33:55.704008  # [   33.171709]  direct_entry.cold+0x2c/0x<4>[   33.670880] WARNING: CPU: 1 PID: 663 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3213 00:33:55.704600  38

 3214 00:33:55.710613  # [   33.175889]  full_proxy_write+0x56/0x80

 3215 00:33:55.713780  # [   33.179983]  vfs_write+0xea/0x3b0

 3216 00:33:55.717275  # [   33.183553]  ksys_write+0x68/0xf0

 3217 00:33:55.720350  # [   33.187125]  do_syscall_64+0x33/0x40

 3218 00:33:55.724071  # [   33.190955]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3219 00:33:55.767277  # [   33.196259] RIP: 0<4>[   33.701758] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3220 00:33:55.767926  033:0x7f77ed4a1473

 3221 00:33:55.786885  # [   33.200089] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3222 00:33:55.797232  # [   33.219083] R<4>[   33.763813] CPU: 1 PID: 663 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3223 00:33:55.804581  SP: 002b:00007fff31351dc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3224 00:33:55.810356  # [   33.226901] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f77ed4a1473

 3225 00:33:55.817864  # [   33.234284] RDX: 0000000000000004 RSI: 00007f77ed395000 RDI: 0000000000000001

 3226 00:33:55.824435  # [   33.241666] <4>[   33.793921] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3227 00:33:55.830375  RBP: 00007f77ed395000 R08: 00007f77ed394010 R09: 0000000000000000

 3228 00:33:55.836968  # [   33.249047] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3229 00:33:55.847052  # [   33.256428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3230 00:33:55.850834  # [   33.263813] Modu<4>[   33.822336] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3231 00:33:55.893476  les linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219<4>[   33.849084] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03 01 75 05 e9 9d 8d a8 00 <0f> 0b e9 96 8d a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f

 3232 00:33:55.909749  mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3233 00:33:55.913480  # [   33.353055] gsmi: Log Shutdown Reason 0x03

 3234 00:33:55.920162  # [   33.357450] ---[ end<4>[   33.890300] RSP: 0018:ffffb5e580cc7e60 EFLAGS: 00010202

 3235 00:33:55.923818   trace e028c3487ed3208f ]---

 3236 00:33:55.926776  # [   33.362429] RIP: 0010:lkdtm_BUG+0x5/0x10

 3237 00:33:55.950008  # [   33.366636] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 0<4>[   33.917937] RAX: ffffffff9e77bd50 RBX: 0000000000000002 RCX: 0000000000000000

 3238 00:33:55.953778  0 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3239 00:33:55.960896  # [   33.385699] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3240 00:33:55.967236  # [   33.391254] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3241 00:33:55.980178  # [   33.398669] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: fffff<4>[   33.947523] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84c0

 3242 00:33:55.980760  fff9f8f84b0

 3243 00:33:55.989760  # [   33.406092] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3244 00:33:55.996451  # [   33.413515] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3245 00:33:56.009883  # [   33.420950] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa217<4>[   33.977088] RBP: ffffffff9fd8289f R08: 0000000000000000 R09: 0000000000000000

 3246 00:33:56.016594  83<4>[   34.006565] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3247 00:33:56.026738  d71000<4>[   34.014131] R13: ffffb5e580cc7f10 R14: ffffb5e580cc7f10 R15: ffffa21783798000

 3248 00:33:56.027317  

 3249 00:33:56.034018  # [   33.428367] FS:  00007f77ed595580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3250 00:33:56.040318  # [   33.436735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3251 00:33:56.046469  # [   33.442773] CR2: 00007f77ed395000 CR3: 0000000104166000 CR4: 00000000001506e0

 3252 00:33:56.056806  # BUG: <4>[   34.022050] FS:  00007faf1655d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3253 00:33:56.057281  saw 'kernel BUG at': ok

 3254 00:33:56.059783  ok 2 selftests: lkdtm: BUG.sh

 3255 00:33:56.063056  # selftests: lkdtm: WARNING.sh

 3256 00:33:56.069771  <4>[   34.052562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3257 00:33:56.077005  <4>[   34.066193] CR2: 00007faf1632d000 CR3: 0000000102c54000 CR4: 00000000001506e0

 3258 00:33:56.080303  <4>[   34.073633] Call Trace:

 3259 00:33:56.082836  <4>[   34.076400]  ? __warn+0x80/0x110

 3260 00:33:56.086280  <4>[   34.079932]  ? lkdtm_WARNING+0x13/0x20

 3261 00:33:56.089703  <4>[   34.083962]  ? report_bug+0x9e/0xc0

 3262 00:33:56.093011  <4>[   34.087733]  ? handle_bug+0x41/0x90

 3263 00:33:56.099971  <4>[   34.091511]  ? exc_invalid_op+0x14/0x70

 3264 00:33:56.103182  <4>[   34.095609]  ? asm_exc_invalid_op+0x12/0x20

 3265 00:33:56.106428  <4>[   34.100053]  ? lkdtm_BUG+0x10/0x10

 3266 00:33:56.110130  <4>[   34.103718]  ? lkdtm_WARNING+0x13/0x20

 3267 00:33:56.116150  <4>[   34.107730]  direct_entry.cold+0x2c/0x38

 3268 00:33:56.119620  <4>[   34.111917]  full_proxy_write+0x56/0x80

 3269 00:33:56.123328  <4>[   34.116017]  vfs_write+0xea/0x3b0

 3270 00:33:56.126373  <4>[   34.119617]  ksys_write+0x68/0xf0

 3271 00:33:56.129955  <4>[   34.123220]  do_syscall_64+0x33/0x40

 3272 00:33:56.136295  <4>[   34.127061]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3273 00:33:56.140381  <4>[   34.132379] RIP: 0033:0x7faf16439473

 3274 00:33:56.159706  <4>[   34.136218] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3275 00:33:56.166119  <4>[   34.155234] RSP: 002b:00007ffc46c60be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3276 00:33:56.173731  <4>[   34.163062] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007faf16439473

 3277 00:33:56.179784  <4>[   34.170453] RDX: 0000000000000008 RSI: 00007faf1632d000 RDI: 0000000000000001

 3278 00:33:56.189770  <4>[   34.177843] RBP: 00007faf1632d000 R08: 00007faf1632c010 R09: 0000000000000000

 3279 00:33:56.197159  <4>[   34.185265] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3280 00:33:56.203937  <4>[   34.192664] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3281 00:33:56.206038  <4>[   34.200074] irq event stamp: 0

 3282 00:33:56.212722  <4>[   34.203393] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3283 00:33:56.223117  <4>[   34.209920] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3284 00:33:56.229474  <4>[   34.218363] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3285 00:33:56.237018  <4>[   34.226795] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3286 00:33:56.242519  <4>[   34.233318] ---[ end trace e028c3487ed32090 ]---

 3287 00:33:56.268952  # [   33.632930] lkdtm: Performing direct entry WARNING

 3288 00:33:56.272028  # [   33.643877] ------------[ cut here ]------------

 3289 00:33:56.282129  # [   33.670880] WARNING: CPU: 1 PID: 663 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3290 00:33:56.321372  # [   33.701758] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3291 00:33:56.328714  # [   33.763813] CPU: 1 PID: 663 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3292 00:33:56.335034  # [   33.793921] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3293 00:33:56.338450  # [   33.822336] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3294 00:33:56.357959  # [   33.849084] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03 01 75 05 e9 9d 8d a8 00 <0f> 0b e9 96 8d a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f

 3295 00:33:56.365610  # [   33.890300] RSP: 0018:ffffb5e580cc7e60 EFLAGS: 00010202

 3296 00:33:56.371541  # [   33.917937] RAX: ffffffff9e77bd50 RBX: 0000000000000002 RCX: 0000000000000000

 3297 00:33:56.378350  # [   33.947523] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84c0

 3298 00:33:56.385019  # [   33.977088] RBP: ffffffff9fd8289f R08: 0000000000000000 R09: 0000000000000000

 3299 00:33:56.395181  # [   34.006565] R10: <6>[   34.383653] lkdtm: Performing direct entry WARNING_MESSAGE

 3300 00:33:56.398568  00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3301 00:33:56.405074  # [   34.014131] R13: ffffb5e580cc7f10 R14: ffffb5e580cc7f10 R15: ffffa21783798000

 3302 00:33:56.414857  # [   34.022050] FS:  00007faf1655d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3303 00:33:56.421512  # [   34.052562<4>[   34.390695] ------------[ cut here ]------------

 3304 00:33:56.424764  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3305 00:33:56.432343  # [   34.066193] CR2: 00007faf1632d000 CR3: 0000000102c54000 CR4: 00000000001506e0

 3306 00:33:56.434933  # [   34.073633] Call Trace:

 3307 00:33:56.438329  # [   34.076400]  ? __warn+0x80/0x110

 3308 00:33:56.441687  # [   34.079932]  ? lkdtm_WARNING+0x13/0x20

 3309 00:33:56.448069  # [  <4>[   34.417767] Warning message trigger count: 2

 3310 00:33:56.452104   34.083962]  ? report_bug+0x9e/0xc0

 3311 00:33:56.455017  # [   34.087733]  ? handle_bug+0x41/0x90

 3312 00:33:56.458236  # [   34.091511]  ? exc_invalid_op+0x14/0x70

 3313 00:33:56.461742  # [   34.095609]  ? asm_exc_invalid_op+0x12/0x20

 3314 00:33:56.465562  # [   34.100053]  ? lkdtm_BUG+0x10/0x10

 3315 00:33:56.478717  # [   34.103718]  ? lkdtm_WARNING+0x13/0<4>[   34.444557] WARNING: CPU: 1 PID: 699 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3316 00:33:56.479315  x20

 3317 00:33:56.485374  # [   34.107730]  direct_entry.cold+0x2c/0x38

 3318 00:33:56.488324  # [   34.111917]  full_proxy_write+0x56/0x80

 3319 00:33:56.491636  # [   34.116017]  vfs_write+0xea/0x3b0

 3320 00:33:56.494556  # [   34.119617]  ksys_write+0x68/0xf0

 3321 00:33:56.498335  # [   34.123220]  do_syscall_64+0x33/0x40

 3322 00:33:56.540963  # [   34.127061]  entry_SYSCALL_64_<4>[   34.476040] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3323 00:33:56.544472  after_hwframe+0x62/0xc7

 3324 00:33:56.548003  # [   34.132379] RIP: 0033:0x7faf16439473

 3325 00:33:56.571426  # [   34.136218] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 0<4>[   34.538229] CPU: 1 PID: 699 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3326 00:33:56.574687  0 48 83 ec 28 48 89 54 24 18

 3327 00:33:56.581473  # [   34.155234] RSP: 002b:00007ffc46c60be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3328 00:33:56.587954  # [   34.163062] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007faf16439473

 3329 00:33:56.597971  # [   34.170453] RDX: 0000000000000008 RSI: 00007faf1<4>[   34.568202] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3330 00:33:56.601294  632d000 RDI: 0000000000000001

 3331 00:33:56.608012  # [   34.177843] RBP: 00007faf1632d000 R08: 00007faf1632c010 R09: 0000000000000000

 3332 00:33:56.618385  # [   34.185265] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3333 00:33:56.628150  # [   34.192664] R13: 0000000000000001 R14: 0000000000020<4>[   34.596617] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3334 00:33:56.628722  000 R15: 0000000000020000

 3335 00:33:56.631303  # [   34.200074] irq event stamp: 0

 3336 00:33:56.638113  # [   34.203393] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3337 00:33:56.647638  # [   34.209920] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3338 00:33:56.668387  # [   34.218363] softi<4>[   34.624074] Code: 96 8d a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f 0b 03 48 c7 c7 00 2e d8 9f 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 <0f> 0b e9 69 8d a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3339 00:33:56.674850  rqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3340 00:33:56.681753  # [   34.226795] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3341 00:33:56.685199  # [   34.233318] ---[ end trace e028c3487ed32090 ]---

 3342 00:33:56.688515  # WARNING: saw 'WARNING:': ok

 3343 00:33:56.694309  ok 3 selftests: lkdtm:<4>[   34.665290] RSP: 0018:ffffb5e580d3fe60 EFLAGS: 00010286

 3344 00:33:56.698464   WARNING.sh

 3345 00:33:56.701197  # selftests: lkdtm: WARNING_MESSAGE.sh

 3346 00:33:56.708463  <4>[   34.692910] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3347 00:33:56.714393  <4>[   34.704892] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 3348 00:33:56.721122  <4>[   34.712333] RBP: ffffffff9fd828a7 R08: 0000000000000000 R09: 0000000000000000

 3349 00:33:56.731019  <4>[   34.719765] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3350 00:33:56.737468  <4>[   34.727196] R13: ffffb5e580d3ff10 R14: ffffb5e580d3ff10 R15: ffffa217831de000

 3351 00:33:56.744298  <4>[   34.734655] FS:  00007f816fb6c3c0(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3352 00:33:56.751021  <4>[   34.743040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3353 00:33:56.761208  <4>[   34.749107] CR2: 00007f816f93d000 CR3: 0000000104166000 CR4: 00000000001506e0

 3354 00:33:56.761686  <4>[   34.756549] Call Trace:

 3355 00:33:56.764339  <4>[   34.759326]  ? __warn+0x80/0x110

 3356 00:33:56.770956  <4>[   34.762874]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3357 00:33:56.773987  <4>[   34.767645]  ? report_bug+0x9e/0xc0

 3358 00:33:56.777873  <4>[   34.771456]  ? handle_bug+0x41/0x90

 3359 00:33:56.781448  <4>[   34.775263]  ? exc_invalid_op+0x14/0x70

 3360 00:33:56.787534  <4>[   34.779428]  ? asm_exc_invalid_op+0x12/0x20

 3361 00:33:56.791064  <4>[   34.784148]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3362 00:33:56.798091  <4>[   34.788966]  direct_entry.cold+0x2c/0x38

 3363 00:33:56.800633  <4>[   34.793206]  full_proxy_write+0x56/0x80

 3364 00:33:56.804148  <4>[   34.797376]  vfs_write+0xea/0x3b0

 3365 00:33:56.807306  <4>[   34.801030]  ksys_write+0x68/0xf0

 3366 00:33:56.810513  <4>[   34.804666]  do_syscall_64+0x33/0x40

 3367 00:33:56.817713  <4>[   34.808569]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3368 00:33:56.820758  <4>[   34.813962] RIP: 0033:0x7f816fa49473

 3369 00:33:56.841195  <4>[   34.817881] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3370 00:33:56.847366  <4>[   34.836959] RSP: 002b:00007fff03d93e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3371 00:33:56.853918  <4>[   34.844910] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f816fa49473

 3372 00:33:56.864254  <4>[   34.852337] RDX: 0000000000000010 RSI: 00007f816f93d000 RDI: 0000000000000001

 3373 00:33:56.870590  <4>[   34.859762] RBP: 00007f816f93d000 R08: 00007f816f93c010 R09: 0000000000000000

 3374 00:33:56.876625  <4>[   34.867165] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3375 00:33:56.884232  <4>[   34.874575] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3376 00:33:56.887509  <4>[   34.881986] irq event stamp: 0

 3377 00:33:56.893462  <4>[   34.885306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3378 00:33:56.903922  <4>[   34.891836] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3379 00:33:56.910062  <4>[   34.900286] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3380 00:33:56.917062  <4>[   34.908733] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3381 00:33:56.923937  <4>[   34.915255] ---[ end trace e028c3487ed32091 ]---

 3382 00:33:56.949723  # [   34.383653] lkdtm: Performing direct entry WARNING_MESSAGE

 3383 00:33:56.955920  # [   34.390695] ------------[ cut here ]------------

 3384 00:33:56.959708  # [   34.417767] Warning message trigger count: 2

 3385 00:33:56.969176  # [   34.444557] WARNING: CPU: 1 PID: 699 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3386 00:33:57.009085  # [   34.476040] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3387 00:33:57.015629  # [   34.538229] CPU: 1 PID: 699 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3388 00:33:57.022474  # [   34.568202] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3389 00:33:57.025882  # [   34.596617] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3390 00:33:57.045771  # [   34.624074] Code: 96 8d a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 91 7f 0b 03 48 c7 c7 00 2e d8 9f 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 <0f> 0b e9 69 8d a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3391 00:33:57.052142  # [   34.665290] RSP: 0018:ffffb5e580d3fe60 EFLAGS: 00010286

 3392 00:33:57.058982  # [   34.692910] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3393 00:33:57.065815  # [   34.704892] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 3394 00:33:57.076340  # [   34.712333] RBP: ffffffff9fd828a7 R08: 00<6>[   35.065801] lkdtm: Performing direct entry EXCEPTION

 3395 00:33:57.079804  00000000000000 R09: 0000000000000000

 3396 00:33:57.086095  # [   34.719765] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3397 00:33:57.092189  # [   34.727196] R13: ffffb5e580d3ff10 R14: ffffb5e580d3ff10 R15: ffffa217831de000

 3398 00:33:57.105873  # [   34.734655] FS:  00007f816fb6c3c0(0000) GS:ff<1>[   35.072591] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3399 00:33:57.108674  ff<a217aad00000(0000) knlGS:0000000000000000

 3400 00:33:57.115827  # [   34.743040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3401 00:33:57.122410  # [   34.749107] CR2: 00007f816f93d000 CR3: 0000000104166000 CR4: 00000000001506e0

 3402 00:33:57.126107  # [   34.756549] Call Trace:

 3403 00:33:57.132213  # [   34.759326]  ? __warn+0x1>[   35.101974] #PF: supervisor write access in kernel mode

 3404 00:33:57.138886  <1>[   35.129635] #PF: error_code(0x0002) - not-present page

 3405 00:33:57.139460  80/0x110

 3406 00:33:57.142030  # [   34.762874]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3407 00:33:57.145477  # [   34.767645]  ? report_bug+0x9e/0xc0

 3408 00:33:57.152327  # [   34.771456]  ? handle_bug+0x41/0x90

 3409 00:33:57.155501  # [   34.775263]  ? exc_invalid_op+0x14/0x70

 3410 00:33:57.158625  # [   34.779428]  ? asm_exc_invalid_op+0x12/0x20

 3411 00:33:57.162925  # [   34.7841<6>[   35.135023] PGD 0 P4D 0 

 3412 00:33:57.165890  48<]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3413 00:33:57.171990  # [   34.788966]  direct_entry.cold+0x2c/0x38

 3414 00:33:57.176067  # [   34.793206]  full_proxy_write+0x56/0x80

 3415 00:33:57.178756  # [   34.797376]  vfs_write+0xea/0x3b0

 3416 00:33:57.182176  # [   34.801030]  ksys_write+0x68/0xf0

 3417 00:33:57.185570  # [   34.804666]  do_syscall_64+0x33/0x40

 3418 00:33:57.188795  4>[   35.159996] Oops: 0002 [#2] SMP NOPTI

 3419 00:33:57.195756  # [   34.808569]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3420 00:33:57.199519  # [   34.813962] RIP: 0033:0x7f816fa49473

 3421 00:33:57.218959  # [   34.817881] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48><4>[   35.186101] CPU: 1 PID: 732 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3422 00:33:57.226002   3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3423 00:33:57.232106  # [   34.836959] RSP: 002b:00007fff03d93e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3424 00:33:57.238670  # [   34.844910] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f816fa49473

 3425 00:33:57.248560  # [   34.852337] R<4>[   35.216195] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3426 00:33:57.251765  DX: 0000000000000010 RSI: 00007f816f93d000 RDI: 0000000000000001

 3427 00:33:57.262183  # [   34.859762] RBP: 00007f816f93d000 R08: 00007f816f93c010 R09: 0000000000000000

 3428 00:33:57.268780  # [   34.867165] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3429 00:33:57.275794  # [   34.874575] R13: <4>[   35.244555] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3430 00:33:57.278758  0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3431 00:33:57.282086  # [   34.881986] irq event stamp: 0

 3432 00:33:57.288718  # [   34.885306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3433 00:33:57.315370  # [   34.891836] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0<4>[   35.271432] Code: 48 c7 c7 00 2e d8 9f 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 0f 0b e9 69 8d a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 e9 4b 8d a8 00 66 66 2e 0f 1f 84

 3434 00:33:57.316026  x65c/0x20e0

 3435 00:33:57.325382  # [   34.900286] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3436 00:33:57.332003  # [   34.908733] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3437 00:33:57.335379  # [   34.915255] ---[ end trace e028c3487ed32091 ]---

 3438 00:33:57.342379  # WARNING_MESSAGE:<4>[   35.312613] RSP: 0018:ffffb5e580db7e60 EFLAGS: 00010286

 3439 00:33:57.345366   s<aw 'message trigger': ok

 3440 00:33:57.348685  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3441 00:33:57.352501  # selftests: lkdtm: EXCEPTION.sh

 3442 00:33:57.358612  4>[   35.340277] RAX: ffffffff9e77bda0 RBX: 0000000000000004 RCX: 0000000000000000

 3443 00:33:57.368470  <4>[   35.356761] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84e0

 3444 00:33:57.375082  <4>[   35.364143] RBP: ffffffff9fc7650f R08: 0000000000000000 R09: 0000000000000000

 3445 00:33:57.382126  <4>[   35.371527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3446 00:33:57.388683  <4>[   35.378909] R13: ffffb5e580db7f10 R14: ffffb5e580db7f10 R15: ffffa21782c7b000

 3447 00:33:57.399509  <4>[   35.386293] FS:  00007fa292359580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3448 00:33:57.405001  <4>[   35.394631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3449 00:33:57.412400  <4>[   35.400627] CR2: 0000000000000000 CR3: 0000000103e56000 CR4: 00000000001506e0

 3450 00:33:57.415310  <4>[   35.408008] Call Trace:

 3451 00:33:57.418715  <4>[   35.410720]  ? __die_body.cold+0x1a/0x1f

 3452 00:33:57.422549  <4>[   35.414901]  ? no_context+0x177/0x380

 3453 00:33:57.425291  <4>[   35.418822]  ? exc_page_fault+0x53/0x170

 3454 00:33:57.431934  <4>[   35.422999]  ? asm_exc_page_fault+0x1e/0x30

 3455 00:33:57.435614  <4>[   35.427436]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3456 00:33:57.438788  <4>[   35.432135]  ? lkdtm_EXCEPTION+0x5/0x20

 3457 00:33:57.441945  <4>[   35.436228]  direct_entry.cold+0x2c/0x38

 3458 00:33:57.448492  <4>[   35.440408]  full_proxy_write+0x56/0x80

 3459 00:33:57.451921  <4>[   35.444502]  vfs_write+0xea/0x3b0

 3460 00:33:57.455615  <4>[   35.448072]  ksys_write+0x68/0xf0

 3461 00:33:57.458512  <4>[   35.451646]  do_syscall_64+0x33/0x40

 3462 00:33:57.465178  <4>[   35.455477]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3463 00:33:57.468352  <4>[   35.460784] RIP: 0033:0x7fa292231473

 3464 00:33:57.485215  <4>[   35.464615] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3465 00:33:57.495145  <4>[   35.483613] RSP: 002b:00007ffdbf19fbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3466 00:33:57.501380  <4>[   35.491432] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa292231473

 3467 00:33:57.508251  <4>[   35.498814] RDX: 000000000000000a RSI: 00007fa292125000 RDI: 0000000000000001

 3468 00:33:57.518521  <4>[   35.506195] RBP: 00007fa292125000 R08: 00007fa292124010 R09: 0000000000000000

 3469 00:33:57.524766  <4>[   35.513576] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3470 00:33:57.531733  <4>[   35.520957] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3471 00:33:57.571706  <4>[   35.528343] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3472 00:33:57.575129  <4>[   35.568262] CR2: 0000000000000000

 3473 00:33:57.578436  <4>[   35.571882] ---[ end trace e028c3487ed32092 ]---

 3474 00:33:57.585449  <4>[   35.576782] RIP: 0010:lkdtm_BUG+0x5/0x10

 3475 00:33:57.601372  <4>[   35.581096] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3476 00:33:57.607808  <4>[   35.600155] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3477 00:33:57.614582  <4>[   35.605720] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3478 00:33:57.624532  <4>[   35.613170] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3479 00:33:57.631145  <4>[   35.620621] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3480 00:33:57.638862  <4>[   35.628073] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3481 00:33:57.644265  <4>[   35.635522] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3482 00:33:57.654682  <4>[   35.642971] FS:  00007fa292359580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3483 00:33:57.661624  <4>[   35.651366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3484 00:33:57.667497  <4>[   35.657426] CR2: 0000000000000000 CR3: 0000000103e56000 CR4: 00000000001506e0

 3485 00:33:58.173303  <6>[   36.165567] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3486 00:33:58.176711  # Killed

 3487 00:33:58.180022  # [   35.065801] lkdtm: Performing direct entry EXCEPTION

 3488 00:33:58.186955  # [   35.072591] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3489 00:33:58.193577  # [   35.101974] #PF: supervisor write access in kernel mode

 3490 00:33:58.200589  # [   35.129635] #PF: error_code(0x0002) - <6>[   36.171428] lkdtm: attempting good list addition

 3491 00:33:58.203197  not-present page

 3492 00:33:58.207181  # [   35.135023] PGD 0 P4D 0 

 3493 00:33:58.210261  # [   35.159996] Oops: 0002 [#2] SMP NOPTI

 3494 00:33:58.217096  # [   35.186101] CPU: 1 PID: 732 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3495 00:33:58.224231  # [   35.216195] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3496 00:33:58.230676  # [<6>[   36.198483] lkdtm: attempting corrupted list addition

 3497 00:33:58.233753     35.244555] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3498 00:33:58.257176  # [   35.271432] Code: 48 c7 c7 00 2e d8 9f 8d 70 01 89 35 81 7f 0b 03 e8 5a b9 69 00 0f 0b e9 69 8d a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 e9 4b 8d a8 00 66 66 2<3>[   36.225984] lkdtm: list_add() corruption not detected!

 3499 00:33:58.257755  e 0f 1f 84

 3500 00:33:58.264042  # [   35.312613] RSP: 0018:ffffb5e580db7e60 EFLAGS: 00010286

 3501 00:33:58.269952  # [   35.340277] RAX: ffffffff9e77bda0 RBX: 0000000000000004 RCX: 0000000000000000

 3502 00:33:58.276618  # [   35.356761] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84e0

 3503 00:33:58.283121  # [   35.364143] RBP: ffffffff9fc7650f R08: 0000000000000000 R09: 0000000000000000

 3504 00:33:58.293622  # [   35.371527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3505 00:33:58.299696  # [   35.378909] R13: ffffb5e580db7f10 R14: ffffb5e580db7f10 R15: ffffa21782c7b000

 3506 00:33:58.306585  # [   35.386293] FS:  00007fa292359580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3507 00:33:58.313251  # [   35.394631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3508 00:33:58.319991  # [   35.400627] CR2: 0000000000000000 CR3: 0000000103e56000 CR4: 00000000001506e0

 3509 00:33:58.323242  # [   35.408008] Call Trace:

 3510 00:33:58.326054  # [   35.410720]  ? __die_body.cold+0x1a/0x1f

 3511 00:33:58.330288  # [   35.414901]  ? no_context+0x177/0x380

 3512 00:33:58.336975  # [   35.418822]  ? exc_page_fault+0x53/0x170

 3513 00:33:58.339792  # [   35.422999]  ? asm_exc_page_fault+0x1e/0x30

 3514 00:33:58.343273  # [   35.427436]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3515 00:33:58.349655  # [   35.432135]  ? lkdtm_EXCEPTION+0x5/0x20

 3516 00:33:58.352924  # [   35.436228]  direct_entry.cold+0x2c/0x38

 3517 00:33:58.356152  # [   35.440408]  full_proxy_write+0x56/0x80

 3518 00:33:58.359822  # [   35.444502]  vfs_write+0xea/0x3b0

 3519 00:33:58.363246  # [   35.448072]  ksys_write+0x68/0xf0

 3520 00:33:58.366146  # [   35.451646]  do_syscall_64+0x33/0x40

 3521 00:33:58.373136  # [   35.455477]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3522 00:33:58.376370  # [   35.460784] RIP: 0033:0x7fa292231473

 3523 00:33:58.393718  # [   35.464615] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3524 00:33:58.403298  # [   35.483613] RSP: 002b:00007ffdbf19fbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3525 00:33:58.409424  # [   35.491432] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa292231473

 3526 00:33:58.416145  # [   35.498814] RDX: 00<6>[   36.393137] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3527 00:33:58.422973  0000000000000a RSI: 00007fa292125000 RDI: 0000000000000001

 3528 00:33:58.429316  # [   35.506195] RBP: 00007fa292125000 R08: 00007fa292124010 R09: 0000000000000000

 3529 00:33:58.436490  # [   35.513576] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3530 00:33:58.446613  # [   35.520957] R13: 000000<6>[   36.414674] lkdtm: attempting good list removal

 3531 00:33:58.449744  0000000001 R14: 0000000000020000 R15: 0000000000020000

 3532 00:33:58.473274  # [   35.528343] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc video<6>[   36.441660] lkdtm: attempting corrupted list removal

 3533 00:33:58.499475  buf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2<3>[   36.469069] lkdtm: list_del() corruption not detected!

 3534 00:33:58.500260  c

 3535 00:33:58.502902  # [   35.568262] CR2: 0000000000000000

 3536 00:33:58.509483  # [   35.571882] ---[ end trace e028c3487ed32092 ]---

 3537 00:33:58.512855  # [   35.576782] RIP: 0010:lkdtm_BUG+0x5/0x10

 3538 00:33:58.529813  # [   35.581096] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3539 00:33:58.536476  # [   35.600155] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3540 00:33:58.543035  # [   35.605720] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3541 00:33:58.549776  # [   35.613170] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3542 00:33:58.559344  # [   35.620621] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3543 00:33:58.566216  # [   35.628073] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3544 00:33:58.572742  # [   35.635522] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3545 00:33:58.582675  # [   35.642971] FS:  00007fa292359580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3546 00:33:58.585649  # [   35.651366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3547 00:33:58.592601  # [   35.657426] CR2: 0000000000000000 CR3: 0000000103e56000 CR4: 00000000001506e0

 3548 00:33:58.596322  # EXCEPTION: saw 'call trace:': ok

 3549 00:33:58.599049  ok 5 selftests: lkdtm: EXCEPTION.sh

 3550 00:33:58.602578  # selftests: lkdtm: LOOP.sh

 3551 00:33:58.605643  # Skipping LOOP: Hangs the system

 3552 00:33:58.609150  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3553 00:33:58.612848  # selftests: lkdtm: EXHAUST_STACK.sh

 3554 00:33:58.615745  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3555 00:33:58.622299  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3556 00:33:58.625584  # selftests: lkdtm: CORRUPT_STACK.sh

 3557 00:33:58.629173  # Skipping CORRUPT_STACK: Crashes entire system on success

 3558 00:33:58.635871  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3559 00:33:58.639385  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3560 00:33:58.642424  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3561 00:33:58.649337  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3562 00:33:58.652341  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3563 00:33:58.663208  # [   36.165567] lkdtm: Perfor<6>[   36.643816] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3564 00:33:58.666632  ming direct entry CORRUPT_LIST_ADD

 3565 00:33:58.669122  # [   36.171428] lkdtm: attempting good list addition

 3566 00:33:58.675936  # [   36.198483] lkdtm: attempting corrupted list addition

 3567 00:33:58.679536  # [   36.225984] lkdtm: list_add() corruption not detected!

 3568 00:33:58.689361  # CORRUPT_LIST_ADD: missing 'list_add corrup<6>[   36.658462] lkdtm: attempting bad read from page below current stack

 3569 00:33:58.692855  tion': [FAIL]

 3570 00:33:58.696019  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3571 00:33:58.699184  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3572 00:33:58.706225  # [   36.393137] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3573 00:33:58.709431  # [   36.414674] lkdtm: attempting good list removal

 3574 00:33:58.722893  # [   36.441660] lkdtm<0>[   36.687260] BUG: stack guard page was hit at 00000000c7504a7c (stack is 0000000043a42f87..0000000044effe63)

 3575 00:33:58.725997  : attempting corrupted list removal

 3576 00:33:58.732881  # [   36.469069] lkdtm: list_del() corruption not detected!

 3577 00:33:58.735844  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3578 00:33:58.742776  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3579 00:33:58.752487  # selftests: lkdtm: STACK_GUARD_PAGE_LEAD<4>[   36.719390] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3580 00:33:58.753061  ING.sh

 3581 00:33:58.758908  <4>[   36.748091] CPU: 1 PID: 964 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3582 00:33:58.766044  <4>[   36.756684] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3583 00:33:58.772509  <4>[   36.762861] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3584 00:33:58.792360  <4>[   36.768945] Code: 59 3a 00 0f 1f 44 00 00 53 48 c7 c7 a0 31 d8 9f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 eb de fb ff 48 c7 c7 e0 31 d8 9f <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d1 de fb ff 0f 1f 44

 3585 00:33:58.796432  <4>[   36.787941] RSP: 0018:ffffb5e5810f7e50 EFLAGS: 00010246

 3586 00:33:58.802916  <4>[   36.793417] RAX: 0000000000000038 RBX: ffffb5e5810f4000 RCX: 0000000000000000

 3587 00:33:58.812072  <4>[   36.800799] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9fd831e0

 3588 00:33:58.819023  <4>[   36.808181] RBP: ffffffff9fd8290a R08: 0000000000000000 R09: 0000000000000000

 3589 00:33:58.825838  <4>[   36.815562] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3590 00:33:58.832347  <4>[   36.822944] R13: ffffb5e5810f7f10 R14: ffffb5e5810f7f10 R15: ffffa21783e50000

 3591 00:33:58.842319  <4>[   36.830327] FS:  00007f8ebea0e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3592 00:33:58.849043  <4>[   36.838661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3593 00:33:58.855103  <4>[   36.844657] CR2: ffffb5e5810f3fff CR3: 00000001031fe000 CR4: 00000000001506e0

 3594 00:33:58.859133  <4>[   36.852039] Call Trace:

 3595 00:33:58.859754  <4>[   36.854744]  <#DF>

 3596 00:33:58.865504  <4>[   36.857018]  ? __die_body.cold+0x1a/0x1f

 3597 00:33:58.868456  <4>[   36.861198]  ? die+0x2b/0x50

 3598 00:33:58.872045  <4>[   36.864336]  ? handle_stack_overflow+0x3e/0x4d

 3599 00:33:58.875678  <4>[   36.869035]  ? no_context+0x24d/0x380

 3600 00:33:58.879010  <4>[   36.872950]  </#DF>

 3601 00:33:58.918678  <4>[   36.875305] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3602 00:33:58.921841  <4>[   36.915228] ---[ end trace e028c3487ed32093 ]---

 3603 00:33:58.928328  <4>[   36.920100] RIP: 0010:lkdtm_BUG+0x5/0x10

 3604 00:33:58.945795  <4>[   36.924277] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3605 00:33:58.951996  <4>[   36.943273] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3606 00:33:58.958770  <4>[   36.948750] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3607 00:33:58.965426  <4>[   36.956133] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3608 00:33:58.975406  <4>[   36.963514] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3609 00:33:58.982046  <4>[   36.970898] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3610 00:33:58.988768  <4>[   36.978280] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3611 00:33:58.998966  <4>[   36.985664] FS:  00007f8ebea0e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3612 00:33:59.002038  <4>[   36.994001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3613 00:33:59.012132  <4>[   37.000011] CR2: ffffb5e5810f3fff CR3: 00000001031fe000 CR4: 00000000001506e0

 3614 00:33:59.018752  <3>[   37.007396] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3615 00:33:59.029379  <3>[   37.016512] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 964, name: cat

 3616 00:33:59.031593  <4>[   37.024241] INFO: lockdep is turned off.

 3617 00:33:59.035315  <4>[   37.028416] irq event stamp: 0

 3618 00:33:59.042550  <4>[   37.031727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3619 00:33:59.048520  <4>[   37.038246] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3620 00:33:59.058476  <4>[   37.046670] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3621 00:33:59.065229  <4>[   37.055092] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3622 00:33:59.071821  <4>[   37.061610] CPU: 1 PID: 964 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3623 00:33:59.078491  <4>[   37.069513] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3624 00:33:59.081697  <4>[   37.075683] Call Trace:

 3625 00:33:59.085359  <4>[   37.078392]  dump_stack+0x77/0x9b

 3626 00:33:59.088914  <4>[   37.081965]  ___might_sleep.cold+0xa6/0xb6

 3627 00:33:59.092127  <4>[   37.086320]  exit_signals+0x1c/0x300

 3628 00:33:59.095979  <4>[   37.090154]  do_exit+0xc2/0xab0

 3629 00:33:59.101878  <4>[   37.093553]  ? ksys_write+0x68/0xf0

 3630 00:33:59.105488  <4>[   37.097298]  make_task_dead+0x2f/0x30

 3631 00:33:59.108898  <4>[   37.101217]  rewind_stack_and_make_dead+0x17/0x20

 3632 00:33:59.111828  <4>[   37.106175] RIP: 0033:0x7f8ebe8e9473

 3633 00:33:59.131804  <4>[   37.110006] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3634 00:33:59.138561  <4>[   37.129004] RSP: 002b:00007ffe73330dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3635 00:33:59.148593  <4>[   37.136822] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f8ebe8e9473

 3636 00:33:59.155569  <4>[   37.144205] RDX: 0000000000000019 RSI: 00007f8ebe7dd000 RDI: 0000000000000001

 3637 00:33:59.162049  <4>[   37.151589] RBP: 00007f8ebe7dd000 R08: 00007f8ebe7dc010 R09: 0000000000000000

 3638 00:33:59.168487  <4>[   37.158970] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3639 00:33:59.177993  <4>[   37.166354] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3640 00:33:59.178568  # Segmentation fault

 3641 00:33:59.215766  # [   36.643816] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3642 00:33:59.222516  # [   36.658462] lkdtm: attempting bad read from page below current stack

 3643 00:33:59.232954  # [   36.687260] BUG: stack guard page was hit at 00000000c7504a7c (stack is 0000000043a42f87..0000000044effe63)

 3644 00:33:59.239697  # [   36.719390] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3645 00:33:59.249165  # [   36.748091] CPU: 1 PID: 964 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3646 00:33:59.252252  # [   36.756684] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3647 00:33:59.258737  # [   36.762861] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3648 00:33:59.279413  # [   36.768945] Code: 59 3a 00 0f 1f 44 00 00 53 48 c7 c7 a0 31 d8 9f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 eb de fb ff 48 c7 c7 e0 31 d8 9f <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d1 de fb ff 0f 1f 44

 3649 00:33:59.286038  # [   36.787941] RSP: 0018:ffffb5e5810f7e50 EFLAGS: 00010246

 3650 00:33:59.292722  # [   36.793417] RAX: 0000000000000038 RBX: ffffb5e5810f4000 RCX: 0000000000000000

 3651 00:33:59.299235  # [   36.800799] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9fd831e0

 3652 00:33:59.305579  # [   36.808181] RBP: ffffffff9fd8290a R08: 0000000000000000 R09: 0000000000000000

 3653 00:33:59.312452  # [   36.815562] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3654 00:33:59.319343  # [   36.822944] R13: ffffb5e5810f7f10 R14: ffffb5e5810f7f10 R15: ffffa21783e50000

 3655 00:33:59.329065  # [   36.830327] FS:  00007f8ebea0e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3656 00:33:59.335353  # [   36.838661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3657 00:33:59.342634  # [   36.844657] CR2: ffffb5e5810f3fff CR3: 00000001031fe000 CR4: 00000000001506e0

 3658 00:33:59.345278  # [   36.852039] Call Trace:

 3659 00:33:59.345771  # [   36.854744]  <#DF>

 3660 00:33:59.351957  # [   36.857018]  ? __die_body.cold+0x1a/0x1f

 3661 00:33:59.359507  # [   36.861198]  ? die+0x<6>[   37.333369] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3662 00:33:59.360139  2b/0x50

 3663 00:33:59.365793  # [   36.864336]  ? handle_stack_overflow+0x3e/0x4d

 3664 00:33:59.369299  # [   36.869035]  ? no_context+0x24d/0x380

 3665 00:33:59.372433  # [   36.872950]  </#DF>

 3666 00:33:59.388615  # [   36.875305] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd<6>[   37.356700] lkdtm: attempting bad read from page above current stack

 3667 00:33:59.422301  _logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos<0>[   37.385504] BUG: stack guard page was hit at 00000000580a526d (stack is 000000005dd02b15..0000000035523048)

 3668 00:33:59.428500  _pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3669 00:33:59.432604  # [   36.915228] ---[ end trace e028c3487ed32093 ]---

 3670 00:33:59.435840  # [   36.920100] RIP: 0010:lkdtm_BUG+0x5/0x10

 3671 00:33:59.448862  # [   36.924277] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c<4>[   37.417648] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3672 00:33:59.462655  7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3673 00:33:59.468700  # [   36.943273] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3674 00:33:59.479301  # [   36.948750] RAX: ffffffff9e77bd40 RBX: 0000000<4>[   37.446330] CPU: 1 PID: 998 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3675 00:33:59.485718  <4>[   37.476415] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3676 00:33:59.489326  000000001 RCX: 0000000000000000

 3677 00:33:59.495790  # [   36.956133] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3678 00:33:59.501849  # [   36.963514] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3679 00:33:59.515700  # [   36.970898] R10: 00000000ffffe000 R11: 3ffffffffff<4>[   37.482592] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3680 00:33:59.516281  fffff R12: 0000000000000004

 3681 00:33:59.525186  # [   36.978280] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3682 00:33:59.531948  # [   36.985664] FS:  00007f8ebea0e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3683 00:33:59.555124  # [   36.994001] CS:  0010 DS: 0000 ES: 0000 CR0<4>[   37.510950] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 18 32 d8 9f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b1 de fb ff 48 c7 c7 58 32 d8 9f <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 94 de fb ff

 3684 00:33:59.555757  : 0000000080050033

 3685 00:33:59.565333  # [   37.000011] CR2: ffffb5e5810f3fff CR3: 00000001031fe000 CR4: 00000000001506e0

 3686 00:33:59.572306  # [   37.007396] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3687 00:33:59.581832  # [   37.016512] in_atomic(): 0, irqs_disabled()<4>[   37.552129] RSP: 0018:ffffb5e581177e50 EFLAGS: 00010246

 3688 00:33:59.585026  : <1, non_block: 0, pid: 964, name: cat

 3689 00:33:59.591569  # [   37.024241] INFO: lockdep is turned off.

 3690 00:33:59.595578  # [   37.028416] irq event stamp: 0

 3691 00:33:59.598434  # [   37.031727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3692 00:33:59.611878  # [   37.038246] hardirqs last disabled at (0): [<ffffffff4>[   37.579791] RAX: 0000000000000038 RBX: ffffb5e581174000 RCX: 0000000000000000

 3693 00:33:59.614861  9d<cfd6cc>] copy_process+0x65c/0x20e0

 3694 00:33:59.625130  # [   37.046670] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3695 00:33:59.632453  # [   37.055092] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3696 00:33:59.641939  # [   37.061610] CPU: 1 PID: 964 Comm: cat Taint4>[   37.609361] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9fd83258

 3697 00:33:59.648164  <4>[   37.638931] RBP: ffffffff9fd82923 R08: 0000000000000000 R09: 0000000000000000

 3698 00:33:59.651929  ed: G      D W         5.10.204-cip41 #1

 3699 00:33:59.659047  # [   37.069513] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3700 00:33:59.662292  # [   37.075683] Call Trace:

 3701 00:33:59.664986  # [   37.078392]  dump_stack+0x77/0x9b

 3702 00:33:59.668569  # [   37.081965]  ___might_sleep.cold+0xa6/0xb6

 3703 00:33:59.678952  # [   37.086320]  exit_si<4>[   37.646314] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3704 00:33:59.681936  gnals+0x1c/0x300

 3705 00:33:59.685059  # [   37.090154]  do_exit+0xc2/0xab0

 3706 00:33:59.688392  # [   37.093553]  ? ksys_write+0x68/0xf0

 3707 00:33:59.691762  # [   37.097298]  make_task_dead+0x2f/0x30

 3708 00:33:59.695698  # [   37.101217]  rewind_stack_and_make_dead+0x17/0x20

 3709 00:33:59.698509  # [   37.106175] RIP: 0033:0x7f8ebe8e9473

 3710 00:33:59.708300  # [   37.110006<4>[   37.675880] R13: ffffb5e581177f10 R14: ffffb5e581177f10 R15: ffffa2178406f000

 3711 00:33:59.724448  ] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3712 00:33:59.738007  # [   37.129004] RSP: 002b:00007ffe73330dd8 EFLAGS: 0<4>[   37.705451] FS:  00007f421ecc6580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3713 00:33:59.741614  0000246 ORIG_RAX: 0000000000000001

 3714 00:33:59.748035  # [   37.136822] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f8ebe8e9473

 3715 00:33:59.758341  # [   37.144205] RDX: 0000000000000019 RSI: 00007f8ebe7dd000 RDI: 0000000000000001

 3716 00:33:59.768339  # [   37.151589] RBP: 00007f8ebe7dd000 R08: 00007f8e<4>[   37.735972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3717 00:33:59.771307  be<7dc010 R09: 0000000000000000

 3718 00:33:59.778190  # [   37.158970] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3719 00:33:59.784856  # [   37.166354] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3720 00:33:59.787927  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3721 00:33:59.797882  ok 124>[   37.764154] CR2: ffffb5e581178000 CR3: 0000000103d58000 CR4: 00000000001506e0

 3722 00:33:59.798408  <4>[   37.793724] Call Trace:

 3723 00:33:59.805128   selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3724 00:33:59.808450  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3725 00:33:59.811167  <4>[   37.796447]  <#DF>

 3726 00:33:59.814806  <4>[   37.807193]  ? __die_body.cold+0x1a/0x1f

 3727 00:33:59.818571  <4>[   37.811375]  ? die+0x2b/0x50

 3728 00:33:59.821295  <4>[   37.814515]  ? handle_stack_overflow+0x3e/0x4d

 3729 00:33:59.824453  <4>[   37.819215]  ? no_context+0x24d/0x380

 3730 00:33:59.828184  <4>[   37.823133]  </#DF>

 3731 00:33:59.867990  <4>[   37.825489] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3732 00:33:59.874500  <4>[   37.865448] ---[ end trace e028c3487ed32094 ]---

 3733 00:33:59.878005  <4>[   37.870322] RIP: 0010:lkdtm_BUG+0x5/0x10

 3734 00:33:59.895124  <4>[   37.874507] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 3735 00:33:59.901568  <4>[   37.893507] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3736 00:33:59.908351  <4>[   37.898986] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3737 00:33:59.917937  <4>[   37.906369] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3738 00:33:59.924645  <4>[   37.913752] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3739 00:33:59.931238  <4>[   37.921135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3740 00:33:59.938027  <4>[   37.928519] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3741 00:33:59.948148  <4>[   37.935902] FS:  00007f421ecc6580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3742 00:33:59.954527  <4>[   37.944238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3743 00:33:59.960924  <4>[   37.950236] CR2: ffffb5e581178000 CR3: 0000000103d58000 CR4: 00000000001506e0

 3744 00:34:00.155809  <6>[   38.148488] lkdtm: Performing direct entry UNSET_SMEP

 3745 00:34:00.159399  # Segmentation fault

 3746 00:34:00.165574  # [   37.333369] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3747 00:34:00.172546  # [   37.356700] lkdtm: attempting bad read from page above current stack

 3748 00:34:00.182640  # [   37.385504] BUG: stack guard page was hit at 00000000580a526d (stack is 0000000<6>[   38.153817] lkdtm: trying to clear SMEP normally

 3749 00:34:00.185685  05dd02b15..0000000035523048)

 3750 00:34:00.193584  # [   37.417648] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3751 00:34:00.200019  # [   37.446330] CPU: 1 PID: 998 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3752 00:34:00.209999  # [   37.476415] Hardware name: Google Grunt/Grunt, BIOS  09/0<4>[   38.180884] ------------[ cut here ]------------

 3753 00:34:00.213402  5/2019

 3754 00:34:00.216163  # [   37.482592] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3755 00:34:00.236203  # [   37.510950] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 18 32 d8 9f 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b1 de fb ff 48 c7 c7 58 32 d8 9f <8a> 83 00 40 00 00 88 44 24 <4>[   38.207954] pinned CR4 bits changed: 0x100000!?

 3756 00:34:00.240053  07 0f b6 74 24 07 5a 5b e9 94 de fb ff

 3757 00:34:00.246466  # [   37.552129] RSP: 0018:ffffb5e581177e50 EFLAGS: 00010246

 3758 00:34:00.252812  # [   37.579791] RAX: 0000000000000038 RBX: ffffb5e581174000 RCX: 0000000000000000

 3759 00:34:00.269621  # [   37.609361] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffff<4>[   38.234921] WARNING: CPU: 1 PID: 1035 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3760 00:34:00.270188  ffff9fd83258

 3761 00:34:00.279491  # [   37.638931] RBP: ffffffff9fd82923 R08: 0000000000000000 R09: 0000000000000000

 3762 00:34:00.286579  # [   37.646314] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3763 00:34:00.332414  # [   37.675880] R13: ffffb5e581177f10 R14: ffffb5e581177f10 R15: ffffa217<4>[   38.266456] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3764 00:34:00.333004  8406f000

 3765 00:34:00.339257  # [   37.705451] FS:  00007f421ecc6580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3766 00:34:00.346412  # [   37.735972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3767 00:34:00.352947  # [   37.764154] CR2: ffffb5e581178000 CR3: 0000000103d58000 CR4: 00000000001506e0

 3768 00:34:00.362465  <4>[   38.328578] CPU: 1 PID: 1035 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3769 00:34:00.363017  

 3770 00:34:00.365626  # [   37.793724] Call Trace:

 3771 00:34:00.366116  # [   37.796447]  <#DF>

 3772 00:34:00.369370  # [   37.807193]  ? __die_body.cold+0x1a/0x1f

 3773 00:34:00.372377  # [   37.811375]  ? die+0x2b/0x50

 3774 00:34:00.379537  # [   37.814515]  ? handle_stack_overflow+0x3e/0x4d

 3775 00:34:00.382616  # [   37.819215]  ? no_context+0x24d/0x380

 3776 00:34:00.388842  # [   37.823133]  </#<4>[   38.358812] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3777 00:34:00.389318  DF>

 3778 00:34:00.415337  # [   37.825489] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designw<4>[   38.387087] RIP: 0010:native_write_cr4+0x45/0x60

 3779 00:34:00.435114  are_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3780 00:34:00.458483  # [   37.865448] ---[ end trace e028c3487ed32094<4>[   38.414182] Code: 39 c2 75 2d 48 85 f6 75 05 e9 a7 29 54 01 80 3d b8 5e 66 02 00 75 f2 48 c7 c7 b0 05 c8 9f c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b e9 84 29 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3781 00:34:00.459050   ]---

 3782 00:34:00.462619  # [   37.870322] RIP: 0010:lkdtm_BUG+0x5/0x10

 3783 00:34:00.485695  # [   37.874507] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 <4>[   38.455346] RSP: 0018:ffffb5e5811ffe48 EFLAGS: 00010286

 3784 00:34:00.488478  05 b0 7f 0b 03

 3785 00:34:00.491949  # [   37.893507] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 3786 00:34:00.498904  # [   37.898986] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 3787 00:34:00.508519  # [   37.906369] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 3788 00:34:00.515609  # [   37.9<4>[   38.483053] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000

 3789 00:34:00.521946  13752] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 3790 00:34:00.529145  # [   37.921135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3791 00:34:00.535614  # [   37.928519] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 3792 00:34:00.545540  # [   37.93590<4>[   38.512589] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 3793 00:34:00.552155  2] FS:  00007f421ecc6580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3794 00:34:00.558962  # [   37.944238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3795 00:34:00.565162  # [   37.950236] CR2: ffffb5e581178000 CR3: 0000000103d58000 CR4: 00000000001506e0

 3796 00:34:00.575317  # STACK_GUARD_PAGE_TRAI<4>[   38.542156] RBP: ffffffff9fd8293d R08: 0000000000000000 R09: 0000000000000000

 3797 00:34:00.578893  LING: saw 'call trace:': ok

 3798 00:34:00.581892  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3799 00:34:00.584983  # selftests: lkdtm: UNSET_SMEP.sh

 3800 00:34:00.591694  <4>[   38.571730] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3801 00:34:00.598272  <4>[   38.589337] R13: ffffb5e5811fff10 R14: ffffb5e5811fff10 R15: ffffa217843a5000

 3802 00:34:00.608085  <4>[   38.596778] FS:  00007fc9a9ecd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3803 00:34:00.615170  <4>[   38.605180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3804 00:34:00.621727  <4>[   38.611234] CR2: 00007fc9a9ccd000 CR3: 00000001046c0000 CR4: 00000000001506e0

 3805 00:34:00.624953  <4>[   38.618681] Call Trace:

 3806 00:34:00.629305  <4>[   38.621504]  ? __warn+0x80/0x110

 3807 00:34:00.632208  <4>[   38.625029]  ? native_write_cr4+0x45/0x60

 3808 00:34:00.635804  <4>[   38.629369]  ? report_bug+0x9e/0xc0

 3809 00:34:00.638252  <4>[   38.633182]  ? handle_bug+0x41/0x90

 3810 00:34:00.645028  <4>[   38.637011]  ? exc_invalid_op+0x14/0x70

 3811 00:34:00.648444  <4>[   38.641173]  ? asm_exc_invalid_op+0x12/0x20

 3812 00:34:00.651830  <4>[   38.645736]  ? native_write_cr4+0x45/0x60

 3813 00:34:00.658562  <4>[   38.650050]  ? native_write_cr4+0x45/0x60

 3814 00:34:00.661746  <4>[   38.654376]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3815 00:34:00.664879  <4>[   38.659050]  direct_entry.cold+0x2c/0x38

 3816 00:34:00.671901  <4>[   38.663299]  full_proxy_write+0x56/0x80

 3817 00:34:00.674882  <4>[   38.667452]  vfs_write+0xea/0x3b0

 3818 00:34:00.678564  <4>[   38.671168]  ksys_write+0x68/0xf0

 3819 00:34:00.681626  <4>[   38.674805]  do_syscall_64+0x33/0x40

 3820 00:34:00.688813  <4>[   38.678715]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3821 00:34:00.691763  <4>[   38.684076] RIP: 0033:0x7fc9a9dd9473

 3822 00:34:00.708503  <4>[   38.687936] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3823 00:34:00.718457  <4>[   38.706947] RSP: 002b:00007ffcf3bd1378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3824 00:34:00.725231  <4>[   38.714786] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fc9a9dd9473

 3825 00:34:00.732144  <4>[   38.722184] RDX: 000000000000000b RSI: 00007fc9a9ccd000 RDI: 0000000000000001

 3826 00:34:00.742132  <4>[   38.729572] RBP: 00007fc9a9ccd000 R08: 00007fc9a9ccc010 R09: 0000000000000000

 3827 00:34:00.748280  <4>[   38.736960] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3828 00:34:00.754405  <4>[   38.744359] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3829 00:34:00.758047  <4>[   38.751760] irq event stamp: 0

 3830 00:34:00.764662  <4>[   38.755078] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3831 00:34:00.771634  <4>[   38.761602] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3832 00:34:00.781348  <4>[   38.770030] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3833 00:34:00.788092  <4>[   38.778483] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3834 00:34:00.792116  <4>[   38.785010] ---[ end trace e028c3487ed32095 ]---

 3835 00:34:00.798459  <6>[   38.789896] lkdtm: ok: SMEP did not get cleared

 3836 00:34:00.804739  <6>[   38.794682] lkdtm: trying to clear SMEP with call gadget

 3837 00:34:00.807998  <6>[   38.800251] lkdtm: ok: SMEP removal was reverted

 3838 00:34:00.834760  # [   38.148488] lkdtm: Performing direct entry UNSET_SMEP

 3839 00:34:00.838710  # [   38.153817] lkdtm: trying to clear SMEP normally

 3840 00:34:00.844617  # [   38.180884] ------------[ cut here ]------------

 3841 00:34:00.848040  # [   38.207954] pinned CR4 bits changed: 0x100000!?

 3842 00:34:00.857763  # [   38.234921] WARNING: CPU: 1 PID: 1035 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3843 00:34:00.897416  # [   38.266456] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 3844 00:34:00.904598  # [   38.328578] CPU: 1 PID: 1035 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3845 00:34:00.911182  # [   38.358812] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3846 00:34:00.917631  # [   38.387087] RIP: 0010:native_write_cr4+0x45/0x60

 3847 00:34:00.934685  # [   38.414182] Code: 39 c2 75 2d 48 85 f6 75 05 e9 a7 29 54 01 80 3d b8 5e 66 02 00 75 f2 48 c7 c7 b0 05 c8 9f c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b e9 84 29 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3848 00:34:00.941435  # [   38.455346] RSP: 0018:ffffb5e5811ffe48 EFLAGS: 00010286

 3849 00:34:00.947737  # [   38.483053] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000

 3850 00:34:00.954476  # [   38.512589] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 3851 00:34:00.963854  # [   38.542156] RBP: ffffffff9fd8293d R08: 0000000000000000 R09: 0000000000000000

 3852 00:34:00.974755  # [   38.571730] R10: 00000000ffffe000 R11: 3fffffffff<6>[   38.963016] lkdtm: Performing direct entry DOUBLE_FAULT

 3853 00:34:00.975330  ffffff R12: 000000000000000b

 3854 00:34:00.983920  # [   38.589337] R13: ffffb5e5811fff10 R14: ffffb5e5811fff10 R15: ffffa217843a5000

 3855 00:34:00.991048  # [   38.596778] FS:  00007fc9a9ecd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3856 00:34:01.001382  # [   38.605180] CS:  0010 DS: 0000 ES: 0000 CR<3>[   38.970003] lkdtm: XFAIL: this test is ia32-only

 3857 00:34:01.002105  0: 0000000080050033

 3858 00:34:01.007552  # [   38.611234] CR2: 00007fc9a9ccd000 CR3: 00000001046c0000 CR4: 00000000001506e0

 3859 00:34:01.010804  # [   38.618681] Call Trace:

 3860 00:34:01.014508  # [   38.621504]  ? __warn+0x80/0x110

 3861 00:34:01.020900  # [   38.625029]  ? native_write_cr4+0x45/0x60

 3862 00:34:01.024315  # [   38.629369]  ? report_bug+0x9e/0xc0

 3863 00:34:01.027447  # [   38.633182]  ? handle_bug+0x41/0x90

 3864 00:34:01.030684  # [   38.637011]  ? exc_invalid_op+0x14/0x70

 3865 00:34:01.033799  # [   38.641173]  ? asm_exc_invalid_op+0x12/0x20

 3866 00:34:01.037712  # [   38.645736]  ? native_write_cr4+0x45/0x60

 3867 00:34:01.043710  # [   38.650050]  ? native_write_cr4+0x45/0x60

 3868 00:34:01.047720  # [   38.654376]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3869 00:34:01.050910  # [   38.659050]  direct_entry.cold+0x2c/0x38

 3870 00:34:01.057210  # [   38.663299]  full_proxy_write+0x56/0x80

 3871 00:34:01.060711  # [   38.667452]  vfs_write+0xea/0x3b0

 3872 00:34:01.064054  # [   38.671168]  ksys_write+0x68/0xf0

 3873 00:34:01.067145  # [   38.674805]  do_syscall_64+0x33/0x40

 3874 00:34:01.070984  # [   38.678715]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3875 00:34:01.073883  # [   38.684076] RIP: 0033:0x7fc9a9dd9473

 3876 00:34:01.094207  # [   38.687936] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3877 00:34:01.100356  # [   38.706947] RSP: 002b:00007ffcf3bd1378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3878 00:34:01.110340  # [   38.714786] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fc9a9dd9473

 3879 00:34:01.116927  # [   38.722184] RDX: 000000000000000b RSI: 00007fc9a9ccd000 RDI: 0000000000000001

 3880 00:34:01.123552  # [   38.729572] RBP: 00007fc9a9ccd000 R08: 00007fc9a9ccc010 R09: 0000000000000000

 3881 00:34:01.130236  # [   38.736960] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3882 00:34:01.137148  # [   38.744359] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3883 00:34:01.140173  # [   38.751760] irq event stamp: 0

 3884 00:34:01.146669  # [   38.755078] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3885 00:34:01.156982  # [   38.761602] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3886 00:34:01.163425  # [   38.770030] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 3887 00:34:01.170827  # [   38.778483] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3888 00:34:01.177051  # [   38.785010] ---[ end trace e028c3487ed32095 ]---

 3889 00:34:01.180263  # [   38.789896] lkdtm: ok: SMEP did not get cleared

 3890 00:34:01.187808  # [   38.794682] lkdtm: trying to clear SMEP with call gadget

 3891 00:34:01.190286  # [   38.800251] lkdtm: ok: SMEP removal was reverted

 3892 00:34:01.193861  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 3893 00:34:01.196623  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 3894 00:34:01.203352  # selftests: lk<6>[   39.181505] lkdtm: Performing direct entry CORRUPT_PAC

 3895 00:34:01.206989  dtm: DOUBLE_FAULT.sh

 3896 00:34:01.213877  # [   38.963016] lkdtm: Performing direct entry DOUBLE_FAULT

 3897 00:34:01.216504  # [   38.970003] lkdtm: XFAIL: this test is ia32-only

 3898 00:34:01.220270  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 3899 00:34:01.223408  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 3900 00:34:01.233580  # selftests: lkdtm: CORRUPT_PAC.<3>[   39.202156] lkdtm: XFAIL: this test is arm64-only

 3901 00:34:01.234100  sh

 3902 00:34:01.260923  # [   39.181505] lkdtm: Performing direct entry CORRUPT_PAC

 3903 00:34:01.267155  # [   39.202156] lkdtm: XFAIL: this test is arm64-only

 3904 00:34:01.272765  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 3905 00:34:01.283564  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 3906 00:34:01.291381  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 3907 00:34:01.391822  <6>[   39.380746] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3908 00:34:01.399055  <3>[   39.387467] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3909 00:34:01.426650  # [   39.380746] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3910 00:34:01.436580  # [   39.387467] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3911 00:34:01.440140  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 3912 00:34:01.450226  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 3913 00:34:01.458053  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 3914 00:34:01.527014  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 3915 00:34:01.533927  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 3916 00:34:01.536966  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 3917 00:34:01.599365  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 3918 00:34:01.602645  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 3919 00:34:01.609168  # selftests: lkdtm: READ_AFTER_FREE.sh

 3920 00:34:01.705142  <6>[   39.696772] lkdtm: Performing direct entry READ_AFTER_FREE

 3921 00:34:01.711446  <6>[   39.702523] lkdtm: Value in memory before free: 12345678

 3922 00:34:01.717947  <6>[   39.708145] lkdtm: Attempting bad read from freed memory

 3923 00:34:01.721107  <6>[   39.713794] lkdtm: Memory was not poisoned

 3924 00:34:01.750498  # [   39.696772] lkdtm: Performing direct entry READ_AFTER_FREE

 3925 00:34:01.757033  # [   39.702523] lkdtm: Value in memory before free: 12345678

 3926 00:34:01.761024  # [   39.708145] lkdtm: Attempting bad read from freed memory

 3927 00:34:01.767425  # [   39.713794] lkdtm: Memory was not poisoned

 3928 00:34:01.770534  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 3929 00:34:01.777111  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 3930 00:34:01.780379  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 3931 00:34:01.848340  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 3932 00:34:01.855395  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 3933 00:34:01.857792  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 3934 00:34:01.954830  <6>[   39.946972] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3935 00:34:01.961556  <6>[   39.953242] lkdtm: Value in memory before free: 12345678

 3936 00:34:01.968276  <6>[   39.958845] lkdtm: Attempting to read from freed memory

 3937 00:34:01.971551  <6>[   39.964350] lkdtm: Buddy page was not poisoned

 3938 00:34:01.998899  # [   39.946972] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3939 00:34:02.005741  # [   39.953242] lkdtm: Value in memory before free: 12345678

 3940 00:34:02.012316  # [   39.958845] lkdtm: Attempting to read from freed memory

 3941 00:34:02.015239  # [   39.964350] lkdtm: Buddy page was not poisoned

 3942 00:34:02.019006  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 3943 00:34:02.024808  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 3944 00:34:02.028713  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 3945 00:34:02.128729  <6>[   40.120185] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3946 00:34:02.134656  <6>[   40.126047] lkdtm: Attempting double slab free ...

 3947 00:34:02.169095  # [   40.120185] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3948 00:34:02.176322  # [   40.126047] lkdtm: Attempting double slab free ...

 3949 00:34:02.184230  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 3950 00:34:02.192170  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 3951 00:34:02.199397  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 3952 00:34:02.296754  <6>[   40.288664] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3953 00:34:02.302861  <6>[   40.294417] lkdtm: Attempting cross-cache slab free ...

 3954 00:34:02.327104  # [   40.288664] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3955 00:34:02.333174  # [   40.294417] lkdtm: Attempting cross-cache slab free ...

 3956 00:34:02.341315  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 3957 00:34:02.348600  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 3958 00:34:02.355198  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 3959 00:34:02.450894  <6>[   40.442499] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3960 00:34:02.457099  <6>[   40.448167] lkdtm: Attempting non-Slab slab free ...

 3961 00:34:02.484744  # [   40.442499] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3962 00:34:02.490899  # [   40.448167] lkdtm: Attempting non-Slab slab free ...

 3963 00:34:02.499981  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 3964 00:34:02.508462  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 3965 00:34:02.512942  # selftests: lkdtm: SOFTLOCKUP.sh

 3966 00:34:02.586972  # Skipping SOFTLOCKUP: Hangs the system

 3967 00:34:02.589458  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 3968 00:34:02.593900  # selftests: lkdtm: HARDLOCKUP.sh

 3969 00:34:02.665895  # Skipping HARDLOCKUP: Hangs the system

 3970 00:34:02.669154  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 3971 00:34:02.672562  # selftests: lkdtm: SPINLOCKUP.sh

 3972 00:34:02.748105  # Skipping SPINLOCKUP: Hangs the system

 3973 00:34:02.751706  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 3974 00:34:02.755362  # selftests: lkdtm: HUNG_TASK.sh

 3975 00:34:02.823614  # Skipping HUNG_TASK: Hangs the system

 3976 00:34:02.827400  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 3977 00:34:02.830543  # selftests: lkdtm: EXEC_DATA.sh

 3978 00:34:02.924483  <6>[   40.916526] lkdtm: Performing direct entry EXEC_DATA

 3979 00:34:02.932034  <6>[   40.921778] lkdtm: attempting ok execution at ffffffff9e77c110

 3980 00:34:02.937612  <6>[   40.927900] lkdtm: attempting bad execution at ffffffffa1833d40

 3981 00:34:02.944397  <2>[   40.934083] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3982 00:34:02.951171  <1>[   40.941812] BUG: unable to handle page fault for address: ffffffffa1833d40

 3983 00:34:02.957829  <1>[   40.948935] #PF: supervisor instruction fetch in kernel mode

 3984 00:34:02.964598  <1>[   40.954843] #PF: error_code(0x0011) - permissions violation

 3985 00:34:02.970948  <6>[   40.960665] PGD c0029067 P4D c0029067 PUD c002a063 PMD 80000000c18001e3 

 3986 00:34:02.974666  <4>[   40.967618] Oops: 0011 [#5] SMP NOPTI

 3987 00:34:02.980964  <4>[   40.971535] CPU: 1 PID: 1559 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 3988 00:34:02.988620  <4>[   40.979523] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3989 00:34:02.994706  <4>[   40.985698] RIP: 0010:data_area+0x0/0x40

 3990 00:34:03.011131  <4>[   40.989876] Code: ff ff 00 3f 73 82 17 a2 ff ff 00 3e 73 82 17 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3991 00:34:03.017527  <4>[   41.008872] RSP: 0018:ffffb5e581a2fe48 EFLAGS: 00010246

 3992 00:34:03.025606  <4>[   41.014349] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3993 00:34:03.030938  <4>[   41.021731] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 3994 00:34:03.040689  <4>[   41.029113] RBP: ffffffffa1833d40 R08: 0000000000000000 R09: 0000000000000000

 3995 00:34:03.047548  <4>[   41.036495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3996 00:34:03.054089  <4>[   41.043876] R13: ffffb5e581a2ff10 R14: ffffb5e581a2ff10 R15: ffffa21783d76000

 3997 00:34:03.064326  <4>[   41.051259] FS:  00007f1953806580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 3998 00:34:03.068101  <4>[   41.059595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3999 00:34:03.077920  <4>[   41.065589] CR2: ffffffffa1833d40 CR3: 0000000103c98000 CR4: 00000000001506e0

 4000 00:34:03.078499  <4>[   41.072989] Call Trace:

 4001 00:34:03.084175  <4>[   41.075699]  ? __die_body.cold+0x1a/0x1f

 4002 00:34:03.087143  <4>[   41.079879]  ? no_context+0x177/0x380

 4003 00:34:03.091307  <4>[   41.083798]  ? exc_page_fault+0xd7/0x170

 4004 00:34:03.094087  <4>[   41.087974]  ? asm_exc_page_fault+0x1e/0x30

 4005 00:34:03.100854  <4>[   41.092415]  ? execute_location+0x48/0x56

 4006 00:34:03.103896  <4>[   41.096676]  ? direct_entry.cold+0x2c/0x38

 4007 00:34:03.107157  <4>[   41.101029]  ? full_proxy_write+0x56/0x80

 4008 00:34:03.110736  <4>[   41.105293]  ? vfs_write+0xea/0x3b0

 4009 00:34:03.116912  <4>[   41.109037]  ? ksys_write+0x68/0xf0

 4010 00:34:03.120680  <4>[   41.112782]  ? do_syscall_64+0x33/0x40

 4011 00:34:03.123777  <4>[   41.116784]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4012 00:34:03.163761  <4>[   41.122263] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4013 00:34:03.170271  <4>[   41.162179] CR2: ffffffffa1833d40

 4014 00:34:03.173541  <4>[   41.165751] ---[ end trace e028c3487ed32096 ]---

 4015 00:34:03.176839  <4>[   41.170622] RIP: 0010:lkdtm_BUG+0x5/0x10

 4016 00:34:03.197316  <4>[   41.174797] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4017 00:34:03.203604  <4>[   41.193793] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4018 00:34:03.210093  <4>[   41.199268] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4019 00:34:03.216586  <4>[   41.206653] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4020 00:34:03.223235  <4>[   41.214034] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4021 00:34:03.233378  <4>[   41.221415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4022 00:34:03.239829  <4>[   41.228802] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4023 00:34:03.246714  <4>[   41.236184] FS:  00007f1953806580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4024 00:34:03.253368  <4>[   41.244518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4025 00:34:03.260062  <4>[   41.250512] CR2: ffffffffa1833d40 CR3: 0000000103c98000 CR4: 00000000001506e0

 4026 00:34:03.269886  <3>[   41.257895] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4027 00:34:03.276340  <3>[   41.267011] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1559, name: cat

 4028 00:34:03.283026  <4>[   41.274827] INFO: lockdep is turned off.

 4029 00:34:03.286405  <4>[   41.279003] irq event stamp: 0

 4030 00:34:03.293249  <4>[   41.282314] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4031 00:34:03.300347  <4>[   41.288831] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4032 00:34:03.310046  <4>[   41.297254] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4033 00:34:03.316961  <4>[   41.305676] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4034 00:34:03.323296  <4>[   41.312192] CPU: 1 PID: 1559 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4035 00:34:03.329678  <4>[   41.320179] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4036 00:34:03.333004  <4>[   41.326347] Call Trace:

 4037 00:34:03.336469  <4>[   41.329053]  dump_stack+0x77/0x9b

 4038 00:34:03.340225  <4>[   41.332625]  ___might_sleep.cold+0xa6/0xb6

 4039 00:34:03.343631  <4>[   41.336977]  exit_signals+0x1c/0x300

 4040 00:34:03.346762  <4>[   41.340808]  do_exit+0xc2/0xab0

 4041 00:34:03.349588  <4>[   41.344206]  ? ksys_write+0x68/0xf0

 4042 00:34:03.353305  <4>[   41.347948]  make_task_dead+0x2f/0x30

 4043 00:34:03.360124  <4>[   41.351865]  rewind_stack_and_make_dead+0x17/0x20

 4044 00:34:03.363598  <4>[   41.356822] RIP: 0033:0x7f19536e1473

 4045 00:34:03.383265  <4>[   41.360651] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4046 00:34:03.389796  <4>[   41.379647] RSP: 002b:00007fff0c89aef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4047 00:34:03.396829  <4>[   41.387464] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f19536e1473

 4048 00:34:03.406443  <4>[   41.394846] RDX: 000000000000000a RSI: 00007f19535d5000 RDI: 0000000000000001

 4049 00:34:03.413152  <4>[   41.402226] RBP: 00007f19535d5000 R08: 00007f19535d4010 R09: 0000000000000000

 4050 00:34:03.419771  <4>[   41.409609] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4051 00:34:03.426775  <4>[   41.416991] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4052 00:34:03.429643  # Killed

 4053 00:34:03.477384  # [   40.916526] lkdtm: Performing direct entry EXEC_DATA

 4054 00:34:03.484026  # [   40.921778] lkdtm: attempting ok execution at ffffffff9e77c110

 4055 00:34:03.490901  # [   40.927900] lkdtm: attempting bad execution at ffffffffa1833d40

 4056 00:34:03.497902  # [   40.934083] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4057 00:34:03.503826  # [   40.941812] BUG: unable to handle page fault for address: ffffffffa1833d40

 4058 00:34:03.510739  # [   40.948935] #PF: supervisor instruction fetch in kernel mode

 4059 00:34:03.516994  # [   40.954843] #PF: error_code(0x0011) - permissions violation

 4060 00:34:03.524153  # [   40.960665] PGD c0029067 P4D c0029067 PUD c002a063 PMD 80000000c18001e3 

 4061 00:34:03.527293  # [   40.967618] Oops: 0011 [#5] SMP NOPTI

 4062 00:34:03.533950  # [   40.971535] CPU: 1 PID: 1559 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4063 00:34:03.540647  # [   40.979523] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4064 00:34:03.543760  # [   40.985698] RIP: 0010:data_area+0x0/0x40

 4065 00:34:03.563768  # [   40.989876] Code: ff ff 00 3f 73 82 17 a2 ff ff 00 3e 73 82 17 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4066 00:34:03.567339  # [   41.008872] RSP: 0018:ffffb5e581a2fe48 EFLAGS: 00010246

 4067 00:34:03.577477  # [   41.014349] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4068 00:34:03.583784  # [   41.021731] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4069 00:34:03.590678  # [   41.029113] RBP: ffffffffa1833d40 R08: 0000000000000000 R09: 0000000000000000

 4070 00:34:03.596897  # [   41.036495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4071 00:34:03.603949  # [   41.043876] R13: ffffb5e581a2ff10 R14: ffffb5e581a2ff10 R15: ffffa21783d76000

 4072 00:34:03.616858  # [   41.051259] FS:  00007f1953806580(0000) GS:ffffa217aad00000<6>[   41.600126] lkdtm: Performing direct entry EXEC_STACK

 4073 00:34:03.617329  (0000) knlGS:0000000000000000

 4074 00:34:03.623600  # [   41.059595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4075 00:34:03.630179  # [   41.065589] CR2: ffffffffa1833d40 CR3: 0000000103c98000 CR4: 00000000001506e0

 4076 00:34:03.633795  # [   41.072989] Call Trace:

 4077 00:34:03.643925  # [   41.075699]  ? __die_body.cold+0x1a/0x<6>[   41.613041] lkdtm: attempting ok execution at ffffffff9e77c110

 4078 00:34:03.644519  1f

 4079 00:34:03.646874  # [   41.079879]  ? no_context+0x177/0x380

 4080 00:34:03.653802  # [   41.083798]  ? exc_page_fault+0xd7/0x170

 4081 00:34:03.657585  # [   41.087974]  ? asm_exc_page_fault+0x1e/0x30

 4082 00:34:03.660586  # [   41.092415]  ? execute_location+0x48/0x56

 4083 00:34:03.663826  # [   41.096676]  ? direct_entry.cold+0x2c/0x38

 4084 00:34:03.673467  # [   41.10102<6>[   41.641321] lkdtm: attempting bad execution at ffffb5e581abfe18

 4085 00:34:03.676706  9]  ? full_proxy_write+0x56/0x80

 4086 00:34:03.680315  # [   41.105293]  ? vfs_write+0xea/0x3b0

 4087 00:34:03.683918  # [   41.109037]  ? ksys_write+0x68/0xf0

 4088 00:34:03.686991  # [   41.112782]  ? do_syscall_64+0x33/0x40

 4089 00:34:03.694204  # [   41.116784]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4090 00:34:03.703867  # [   41.122263] Modules linked<2>[   41.669669] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4091 00:34:03.730603   in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_ma<1>[   41.699563] BUG: unable to handle page fault for address: ffffb5e581abfe18

 4092 00:34:03.746885  ch cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4093 00:34:03.750137  # [   41.162179] CR2: ffffffffa1833d40

 4094 00:34:03.760262  # [   41.165751] ---[ end trace e028c3487ed3<1>[   41.728869] #PF: supervisor instruction fetch in kernel mode

 4095 00:34:03.767222  <1>[   41.756976] #PF: error_code(0x0011) - permissions violation

 4096 00:34:03.767749  2096 ]---

 4097 00:34:03.770303  # [   41.170622] RIP: 0010:lkdtm_BUG+0x5/0x10

 4098 00:34:03.796703  # [   41.174797] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00<6>[   41.762800] PGD 100000067 P4D 100000067 PUD 100242067 PMD 105d5b067 PTE 8000000103c48163

 4099 00:34:03.797319   83 05 b0 7f 0b 03

 4100 00:34:03.803806  # [   41.193793] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4101 00:34:03.810194  # [   41.199268] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4102 00:34:03.816508  # [   41.206653] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4103 00:34:03.823462  # [   <4>[   41.793320] Oops: 0011 [#6] SMP NOPTI

 4104 00:34:03.829788  41.214034] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4105 00:34:03.836920  # [   41.221415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4106 00:34:03.844510  # [   41.228802] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4107 00:34:03.853344  # [   41.2<4>[   41.819424] CPU: 1 PID: 1596 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4108 00:34:03.859750  <4>[   41.849595] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4109 00:34:03.866809  36184] FS:  00007f1953806580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4110 00:34:03.873460  # [   41.244518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4111 00:34:03.880238  # [   41.250512] CR2: ffffffffa1833d40 CR3: 0000000103c98000 CR4: 00000000001506e0

 4112 00:34:03.886258  # [   41.257895] BU<4>[   41.855766] RIP: 0010:0xffffb5e581abfe18

 4113 00:34:03.893620  G: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4114 00:34:03.900188  # [   41.267011] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1559, name: cat

 4115 00:34:03.903798  # [   41.274827] INFO: lockdep is turned off.

 4116 00:34:03.926867  # [   41.279003] irq event stamp: 0<4>[   41.882124] Code: 00 00 18 fe ab 81 e5 b5 ff ff 31 f6 e5 9e ff ff ff ff 20 00 00 00 00 00 00 00 66 2a d8 9f ff ff ff ff 5d f7 e5 9e ff ff ff ff <0f> 1f 44 00 00 e9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4117 00:34:03.927484  

 4118 00:34:03.933606  # [   41.282314] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4119 00:34:03.940117  # [   41.288831] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4120 00:34:03.953592  # [   41.297254] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x<4>[   41.923306] RSP: 0018:ffffb5e581abfdf8 EFLAGS: 00010246

 4121 00:34:03.956639  65<c/0x20e0

 4122 00:34:03.959754  # [   41.305676] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4123 00:34:03.970251  # [   41.312192] CPU: 1 PID: 1559 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4124 00:34:03.976407  # [   41.320179] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4125 00:34:03.983180  # [   41.4>[   41.950967] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4126 00:34:03.986610  32<6347] Call Trace:

 4127 00:34:03.990382  # [   41.329053]  dump_stack+0x77/0x9b

 4128 00:34:03.993790  # [   41.332625]  ___might_sleep.cold+0xa6/0xb6

 4129 00:34:03.996269  # [   41.336977]  exit_signals+0x1c/0x300

 4130 00:34:03.999861  # [   41.340808]  do_exit+0xc2/0xab0

 4131 00:34:04.003520  # [   41.344206]  ? ksys_write+0x68/0xf0

 4132 00:34:04.013251  # [   41.347948]  make_4>[   41.980539] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4133 00:34:04.016457  ta<sk_dead+0x2f/0x30

 4134 00:34:04.019985  # [   41.351865]  rewind_stack_and_make_dead+0x17/0x20

 4135 00:34:04.023164  # [   41.356822] RIP: 0033:0x7f19536e1473

 4136 00:34:04.043528  # [   41.360651] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 004>[   42.010109] RBP: ffffb5e581abfe18 R08: 0000000000000000 R09: 0000000000000000

 4137 00:34:04.049980   0<0 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4138 00:34:04.056317  # [   41.379647] RSP: 002b:00007fff0c89aef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4139 00:34:04.066116  # [   41.387464] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f19536e1473

 4140 00:34:04.073172  #4>[   42.039682] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4141 00:34:04.079945  <4>[   42.069253] R13: ffffb5e581abff10 R14: ffffb5e581abff10 R15: ffffa2178382e000

 4142 00:34:04.086444   [   41.394846] RDX: 000000000000000a RSI: 00007f19535d5000 RDI: 0000000000000001

 4143 00:34:04.092996  # [   41.402226] RBP: 00007f19535d5000 R08: 00007f19535d4010 R09: 0000000000000000

 4144 00:34:04.102622  # [   41.409609] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4145 00:34:04.109534  # [  <4>[   42.076638] FS:  00007fa98ffd9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4146 00:34:04.116011   4<1.416991] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4147 00:34:04.119559  # EXEC_DATA: saw 'call trace:': ok

 4148 00:34:04.123142  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4149 00:34:04.126257  # selftests: lkdtm: EXEC_STACK.sh

 4150 00:34:04.132708  4>[   42.107156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4151 00:34:04.139501  <4>[   42.129448] CR2: ffffb5e581abfe18 CR3: 0000000104384000 CR4: 00000000001506e0

 4152 00:34:04.143283  <4>[   42.136829] Call Trace:

 4153 00:34:04.147088  <4>[   42.139544]  ? __die_body.cold+0x1a/0x1f

 4154 00:34:04.149711  <4>[   42.143727]  ? no_context+0x177/0x380

 4155 00:34:04.155723  <4>[   42.147650]  ? exc_page_fault+0xd7/0x170

 4156 00:34:04.159521  <4>[   42.151829]  ? asm_exc_page_fault+0x1e/0x30

 4157 00:34:04.162903  <4>[   42.156276]  ? execute_location+0x48/0x56

 4158 00:34:04.166135  <4>[   42.160540]  ? lkdtm_EXEC_STACK+0x26/0x44

 4159 00:34:04.172527  <4>[   42.164807]  ? direct_entry.cold+0x2c/0x38

 4160 00:34:04.176203  <4>[   42.169160]  ? full_proxy_write+0x56/0x80

 4161 00:34:04.180531  <4>[   42.173428]  ? vfs_write+0xea/0x3b0

 4162 00:34:04.182899  <4>[   42.177173]  ? ksys_write+0x68/0xf0

 4163 00:34:04.186873  <4>[   42.180920]  ? do_syscall_64+0x33/0x40

 4164 00:34:04.192825  <4>[   42.184923]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4165 00:34:04.233691  <4>[   42.190405] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4166 00:34:04.237380  <4>[   42.230331] CR2: ffffb5e581abfe18

 4167 00:34:04.243058  <4>[   42.233904] ---[ end trace e028c3487ed32097 ]---

 4168 00:34:04.246291  <4>[   42.238779] RIP: 0010:lkdtm_BUG+0x5/0x10

 4169 00:34:04.266689  <4>[   42.242957] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4170 00:34:04.269581  <4>[   42.261956] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4171 00:34:04.276490  <4>[   42.267437] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4172 00:34:04.286009  <4>[   42.274823] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4173 00:34:04.292899  <4>[   42.282207] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4174 00:34:04.300120  <4>[   42.289591] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4175 00:34:04.306400  <4>[   42.296975] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4176 00:34:04.316201  <4>[   42.304362] FS:  00007fa98ffd9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4177 00:34:04.323019  <4>[   42.312702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4178 00:34:04.329659  <4>[   42.318697] CR2: ffffb5e581abfe18 CR3: 0000000104384000 CR4: 00000000001506e0

 4179 00:34:04.339724  <3>[   42.326085] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4180 00:34:04.346174  <3>[   42.335201] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1596, name: cat

 4181 00:34:04.350287  <4>[   42.343020] INFO: lockdep is turned off.

 4182 00:34:04.352748  <4>[   42.347189] irq event stamp: 0

 4183 00:34:04.359325  <4>[   42.350502] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4184 00:34:04.369177  <4>[   42.357023] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4185 00:34:04.375953  <4>[   42.365447] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4186 00:34:04.383342  <4>[   42.373869] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4187 00:34:04.392487  <4>[   42.380389] CPU: 1 PID: 1596 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4188 00:34:04.396390  <4>[   42.388380] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4189 00:34:04.399423  <4>[   42.394549] Call Trace:

 4190 00:34:04.402212  <4>[   42.397257]  dump_stack+0x77/0x9b

 4191 00:34:04.409117  <4>[   42.400831]  ___might_sleep.cold+0xa6/0xb6

 4192 00:34:04.412877  <4>[   42.405186]  exit_signals+0x1c/0x300

 4193 00:34:04.415792  <4>[   42.409019]  do_exit+0xc2/0xab0

 4194 00:34:04.419952  <4>[   42.412418]  ? ksys_write+0x68/0xf0

 4195 00:34:04.422751  <4>[   42.416165]  make_task_dead+0x2f/0x30

 4196 00:34:04.429452  <4>[   42.420085]  rewind_stack_and_make_dead+0x17/0x20

 4197 00:34:04.432370  <4>[   42.425042] RIP: 0033:0x7fa98feb1473

 4198 00:34:04.449542  <4>[   42.428874] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4199 00:34:04.459265  <4>[   42.447872] RSP: 002b:00007ffcb735c608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4200 00:34:04.466145  <4>[   42.455689] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fa98feb1473

 4201 00:34:04.472982  <4>[   42.463074] RDX: 000000000000000b RSI: 00007fa98fda5000 RDI: 0000000000000001

 4202 00:34:04.479993  <4>[   42.470457] RBP: 00007fa98fda5000 R08: 00007fa98fda4010 R09: 0000000000000000

 4203 00:34:04.489568  <4>[   42.477843] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4204 00:34:04.496801  <4>[   42.485229] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4205 00:34:04.710215  <6>[   42.701980] lkdtm: Performing direct entry EXEC_KMALLOC

 4206 00:34:04.710789  # Killed

 4207 00:34:04.716374  # [   41.600126] lkdtm: Performing direct entry EXEC_STACK

 4208 00:34:04.723007  # [   41.613041] lkdtm: attempting ok execution at ffffffff9e77c110

 4209 00:34:04.729966  # [   41.641321] lkdtm: attempting bad execution at ffffb5e581abfe18

 4210 00:34:04.739632  # [   41.669669] kernel tried to execute NX-pro<6>[   42.707469] lkdtm: attempting ok execution at ffffffff9e77c110

 4211 00:34:04.743166  tected page - exploit attempt? (uid: 0)

 4212 00:34:04.750153  # [   41.699563] BUG: unable to handle page fault for address: ffffb5e581abfe18

 4213 00:34:04.756319  # [   41.728869] #PF: supervisor instruction fetch in kernel mode

 4214 00:34:04.759804  # [   41.756976] #PF: error_code(0x0011) - permissions violation

 4215 00:34:04.767294  #<6>[   42.735756] lkdtm: attempting bad execution at ffffa21784778840

 4216 00:34:04.776357   [   41.762800] PGD 100000067 P4D 100000067 PUD 100242067 PMD 105d5b067 PTE 8000000103c48163

 4217 00:34:04.779562  # [   41.793320] Oops: 0011 [#6] SMP NOPTI

 4218 00:34:04.786486  # [   41.819424] CPU: 1 PID: 1596 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4219 00:34:04.796284  # [   41.849595] Hardware n<2>[   42.764135] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4220 00:34:04.799507  ame: Google Grunt/Grunt, BIOS  09/05/2019

 4221 00:34:04.806291  # [   41.855766] RIP: 0010:0xffffb5e581abfe18

 4222 00:34:04.827051  # [   41.882124] Code: 00 00 18 fe ab 81 e5 b5 ff ff 31 f6 e5 9e ff ff ff ff 20 00 00 00 00 00 00 00 66 2a d8 9f ff ff ff ff 5d f7 e5 9e ff ff ff ff <0f> 1f 44 00 00 <1>[   42.794012] BUG: unable to handle page fault for address: ffffa21784778840

 4223 00:34:07.039628  e9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4224 00:34:07.040463  # [   41.923306] RSP: 0018:ffffb5e581abfdf8 EFLAGS: 00010246

 4225 00:34:07.041106  # [   41.950967] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4226 00:34:07.041737  # [   41.980539] RDX: 0000000000000000 RSI: ffffa217aad1bf<1>[   42.823319] #PF: supervisor instruction fetch in kernel mode

 4227 00:34:07.042337  <1>[   42.851414] #PF: error_code(0x0011) - permissions violation

 4228 00:34:07.042928  50 RDI: ffffa217aad1bf50

 4229 00:34:07.043539  # [   42.010109] RBP: ffffb5e581abfe18 R08: 0000000000000000 R09: 0000000000000000

 4230 00:34:07.044152  # [   42.039682] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4231 00:34:07.044742  # [   42.069253] R13: ffffb5e581abff10 R14: ffffb5e581abff10 R<6>[   42.857235] PGD c1a01067 P4D c1a01067 PUD c1a05067 PMD 105cd4063 PTE 8000000104778163

 4232 00:34:07.045329  15: ffffa2178382e000

 4233 00:34:07.045905  # [   42.076638] FS:  00007fa98ffd9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4234 00:34:07.046431  # [   42.107156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4235 00:34:07.046952  # [   42.129448] CR2: ffffb5e581abfe18 CR3: 0000000104384000 CR4: 00000<4>[   42.887495] Oops: 0011 [#7] SMP NOPTI

 4236 00:34:07.047479  000001506e0

 4237 00:34:07.048043  # [   42.136829] Call Trace:

 4238 00:34:07.048583  # [   42.139544]  ? __die_body.cold+0x1a/0x1f

 4239 00:34:07.049155  # [   42.143727]  ? no_context+0x177/0x380

 4240 00:34:07.049719  # [   42.147650]  ? exc_page_fault+0xd7/0x170

 4241 00:34:07.050286  # [   42.151829]  ? asm_exc_page_fault+0x1e/0x30

 4242 00:34:07.050852  # [   42.156276]  ? execu<4>[   42.913599] CPU: 1 PID: 1633 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4243 00:34:07.051426  te<_location+0x48/0x56

 4244 00:34:07.052021  # [   42.160540]  ? lkdtm_EXEC_STACK+0x26/0x44

 4245 00:34:07.052594  # [   42.164807]  ? direct_entry.cold+0x2c/0x38

 4246 00:34:07.053161  # [   42.169160]  ? full_proxy_write+0x56/0x80

 4247 00:34:07.053724  # [   42.173428]  ? vfs_write+0xea/0x3b0

 4248 00:34:07.054286  # [   42.177173]  ? ksys_write+0x68/0xf0

 4249 00:34:07.054852  # [ 4>[   42.943772] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4250 00:34:07.055417    42.180920]  ? do_syscall_64+0x33/0x40

 4251 00:34:07.056026  # [   42.184923]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4252 00:34:07.056607  # [   42.190405] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gs<4>[   42.972134] RIP: 0010:0xffffa21784778840

 4253 00:34:07.057221  mi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_so<4>[   42.998496] Code: 00 00 02 01 00 00 00 00 00 00 68 e1 f2 83 17 a2 ff ff 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ab a7 e5 9d ff ff ff ff <0f> 1f 44 00 00 e9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4254 00:34:07.057844  c_core snd_compress snd_pcm_dmaengine regmap_i2c

 4255 00:34:07.058413  # [   42.230331] CR2: ffffb5e581abfe18

 4256 00:34:07.058976  # [   42.233904] ---[ end trace e028c3487ed32097 ]---

 4257 00:34:07.059539  # [   42.238779] RIP: 0010:lkdtm_BUG+0x5/0x10

 4258 00:34:07.060158  # [   42.242957] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff<4>[   43.039677] RSP: 0018:ffffb5e581b47e38 EFLAGS: 00010246

 4259 00:34:07.060747   e<b de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4260 00:34:07.061326  # [   42.261956] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4261 00:34:07.061900  # [   42.267437] RAX: ffffffff9e77bd40 R4>[   43.067339] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4262 00:34:07.062467  <4>[   43.096911] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4263 00:34:07.063010  BX: 0000000000000001 RCX: 0000000000000000

 4264 00:34:07.063521  # [   42.274823] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4265 00:34:07.064061  # [   42.282207] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4266 00:34:07.064578  # [   42.289591] R10: 00000000ffffe000 R11: <4>[   43.104293] RBP: ffffa21784778840 R08: 0000000000000000 R09: 0000000000000000

 4267 00:34:07.065097  3f<ffffffffffffff R12: 0000000000000004

 4268 00:34:07.065753  # [   42.296975] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4269 00:34:07.066166  # [   42.304362] FS:  00007fa98ffd9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4270 00:34:07.066551  # [   42.312702] CS:  0010 DS: 0000 E4>[   43.133858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4271 00:34:07.066908  S: 0000 CR0: 0000000080050033

 4272 00:34:07.067234  # [   42.318697] CR2: ffffb5e581abfe18 CR3: 0000000104384000 CR4: 00000000001506e0

 4273 00:34:07.067895  # [   42.326085] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4274 00:34:07.068243  # [   42.335201] in_atomic(): 0, irqs<4>[   43.163431] R13: ffffb5e581b47f10 R14: ffffb5e581b47f10 R15: ffffa217842b4000

 4275 00:34:07.068573  _disabled(): 1, non_block: 0, pid: 1596, name: cat

 4276 00:34:07.068805  # [   42.343020] INFO: lockdep is turned off.

 4277 00:34:07.069031  # [   42.347189] irq event stamp: 0

 4278 00:34:07.069268  # [   42.350502] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4279 00:34:07.069476  # [   42.357023] hardirqs last disabled at (0)<4>[   43.193001] FS:  00007f03dfadd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4280 00:34:07.069683  : <[<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4281 00:34:07.069900  # [   42.365447] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4282 00:34:07.070217  # [   42.373869] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4283 00:34:07.070542  # [   42.380389] CPU: 1 PID: 1596 Co4>[   43.223524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4284 00:34:07.070805  mm<: cat Tainted: G      D W         5.10.204-cip41 #1

 4285 00:34:07.071037  # [   42.388380] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4286 00:34:07.071265  # [   42.394549] Call Trace:

 4287 00:34:07.071492  # [   42.397257]  dump_stack+0x77/0x9b

 4288 00:34:07.071727  # [   42.400831]  ___might_sleep.cold+0xa6/0xb6

 4289 00:34:07.071903  # [   42.4054>[   43.251708] CR2: ffffa21784778840 CR3: 00000001065ac000 CR4: 00000000001506e0

 4290 00:34:07.072077  <4>[   43.281279] Call Trace:

 4291 00:34:07.072229  186]  exit_signals+0x1c/0x300

 4292 00:34:07.072406  # [   42.409019]  do_exit+0xc2/0xab0

 4293 00:34:07.072578  # [   42.412418]  ? ksys_write+0x68/0xf0

 4294 00:34:07.072730  # [   42.416165]  make_task_dead+0x2f/0x30

 4295 00:34:07.072880  # [   42.420085]  rewind_stack_and_make_dead+0x17/0x20

 4296 00:34:07.073030  # [   42.425042] RIP: 0033:0x7fa98feb1473

 4297 00:34:07.073180  # <4>[   43.283993]  ? __die_body.cold+0x1a/0x1f

 4298 00:34:07.073352  [   42.428874] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4299 00:34:07.073570  # [   42.447872] RSP: 002b:00007ffcb735c<4>[   43.310349]  ? no_context+0x177/0x380

 4300 00:34:07.073802  608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4301 00:34:07.074057  # [   42.455689] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fa98feb1473

 4302 00:34:07.074296  # [   42.463074] RDX: 000000000000000b RSI: 00007fa98fda5000 RDI: 0000000000000001

 4303 00:34:07.074539  # [   42.470457] RBP: 00007fa98fda5000 <4>[   43.336452]  ? exc_page_fault+0xd7/0x170

 4304 00:34:07.074769  R08: 00007fa98fda4010 R09: 0000000000000000

 4305 00:34:07.074999  # [   42.477843] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4306 00:34:07.075240  # [   42.485229] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4307 00:34:07.075480  # EXEC_STACK: saw 'call trace:': ok

 4308 00:34:07.075701  ok 31 <4>[   43.362813]  ? asm_exc_page_fault+0x1e/0x30

 4309 00:34:07.075840  selftests: lkdtm: EXEC_STACK.sh

 4310 00:34:07.075972  # selftests: lkdtm: EXEC_KMALLOC.sh

 4311 00:34:07.076097  <4>[   43.389442]  ? execute_location+0x48/0x56

 4312 00:34:07.076219  <4>[   43.399767]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4313 00:34:07.076344  <4>[   43.404204]  ? direct_entry.cold+0x2c/0x38

 4314 00:34:07.076499  <4>[   43.408558]  ? full_proxy_write+0x56/0x80

 4315 00:34:07.076621  <4>[   43.412825]  ? vfs_write+0xea/0x3b0

 4316 00:34:07.076741  <4>[   43.416570]  ? ksys_write+0x68/0xf0

 4317 00:34:07.076881  <4>[   43.420317]  ? do_syscall_64+0x33/0x40

 4318 00:34:07.077015  <4>[   43.424323]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4319 00:34:07.077139  <4>[   43.429805] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4320 00:34:07.077272  <4>[   43.469731] CR2: ffffa21784778840

 4321 00:34:07.077394  <4>[   43.473304] ---[ end trace e028c3487ed32098 ]---

 4322 00:34:07.077594  <4>[   43.478175] RIP: 0010:lkdtm_BUG+0x5/0x10

 4323 00:34:07.077790  <4>[   43.482353] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4324 00:34:07.077981  <4>[   43.501351] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4325 00:34:07.078170  <4>[   43.506831] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4326 00:34:07.078372  <4>[   43.514218] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4327 00:34:07.078567  <4>[   43.521600] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4328 00:34:07.079029  <4>[   43.528985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4329 00:34:07.079234  <4>[   43.536369] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4330 00:34:07.079426  <4>[   43.543753] FS:  00007f03dfadd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4331 00:34:07.079615  <4>[   43.552091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4332 00:34:07.079825  <4>[   43.558088] CR2: ffffa21784778840 CR3: 00000001065ac000 CR4: 00000000001506e0

 4333 00:34:07.080016  <3>[   43.565478] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4334 00:34:07.080204  <3>[   43.574594] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1633, name: cat

 4335 00:34:07.080391  <4>[   43.582415] INFO: lockdep is turned off.

 4336 00:34:07.080584  <4>[   43.586590] irq event stamp: 0

 4337 00:34:07.080739  <4>[   43.589902] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4338 00:34:07.080896  <4>[   43.596439] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4339 00:34:07.081058  <4>[   43.604864] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4340 00:34:07.081227  <4>[   43.613290] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4341 00:34:07.081400  <4>[   43.619811] CPU: 1 PID: 1633 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4342 00:34:07.081571  <4>[   43.627803] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4343 00:34:07.081734  <4>[   43.633973] Call Trace:

 4344 00:34:07.081898  <4>[   43.636682]  dump_stack+0x77/0x9b

 4345 00:34:07.082062  <4>[   43.640258]  ___might_sleep.cold+0xa6/0xb6

 4346 00:34:07.082224  <4>[   43.644611]  exit_signals+0x1c/0x300

 4347 00:34:07.082399  <4>[   43.648443]  do_exit+0xc2/0xab0

 4348 00:34:07.082564  <4>[   43.651841]  ? ksys_write+0x68/0xf0

 4349 00:34:07.082737  <4>[   43.655586]  make_task_dead+0x2f/0x30

 4350 00:34:07.082900  <4>[   43.659507]  rewind_stack_and_make_dead+0x17/0x20

 4351 00:34:07.083065  <4>[   43.664465] RIP: 0033:0x7f03df9b9473

 4352 00:34:07.083234  <4>[   43.668296] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4353 00:34:07.083400  <4>[   43.687293] RSP: 002b:00007ffe207fad78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4354 00:34:07.083582  <4>[   43.695111] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f03df9b9473

 4355 00:34:07.083765  <4>[   43.702497] RDX: 000000000000000d RSI: 00007f03df8ad000 RDI: 0000000000000001

 4356 00:34:07.083924  <4>[   43.709880] RBP: 00007f03df8ad000 R08: 00007f03df8ac010 R09: 0000000000000000

 4357 00:34:07.084080  <4>[   43.717265] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4358 00:34:07.084237  <4>[   43.724654] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4359 00:34:07.084411  <6>[   43.990610] lkdtm: Performing direct entry EXEC_VMALLOC

 4360 00:34:07.084577  # Killed

 4361 00:34:07.084736  # [   42.701980] lkdtm: Performing direct entry EXEC_KMALLOC

 4362 00:34:07.084899  # [   42.707469] lkdtm: attempting ok execution at ffffffff9e77c110

 4363 00:34:07.085065  # [   42.735756] lkdtm: attempting bad execution at ffffa21784778840

 4364 00:34:07.085231  # [   42.764135] kernel tried to execute NX-p<6>[   43.996120] lkdtm: attempting ok execution at ffffffff9e77c110

 4365 00:34:07.085395  rotected page - exploit attempt? (uid: 0)

 4366 00:34:07.085561  # [   42.794012] BUG: unable to handle page fault for address: ffffa21784778840

 4367 00:34:07.085730  # [   42.823319] #PF: supervisor instruction fetch in kernel mode

 4368 00:34:07.085897  # [   42.851414] #PF: error_code(0x0011) - permissions violation

 4369 00:34:07.086060  <6>[   44.024389] lkdtm: attempting bad execution at ffffb5e580791000

 4370 00:34:07.086224  

 4371 00:34:07.086395  # [   42.857235] PGD c1a01067 P4D c1a01067 PUD c1a05067 PMD 105cd4063 PTE 8000000104778163

 4372 00:34:07.086564  # [   42.887495] Oops: 0011 [#7] SMP NOPTI

 4373 00:34:07.086731  # [   42.913599] CPU: 1 PID: 1633 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4374 00:34:07.086892  # [   42.943772] Hardware na<2>[   44.052765] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4375 00:34:07.087047  me: Google Grunt/Grunt, BIOS  09/05/2019

 4376 00:34:07.087201  # [   42.972134] RIP: 0010:0xffffa21784778840

 4377 00:34:07.087365  # [   42.998496] Code: 00 00 02 01 00 00 00 00 00 00 68 e1 f2 83 17 a2 ff ff 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ab a7 e5 9d ff ff ff ff <0f> 1f 44 00 00 e<1>[   44.082638] BUG: unable to handle page fault for address: ffffb5e580791000

 4378 00:34:07.087540  9 e6 89 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4379 00:34:07.087728  # [   43.039677] RSP: 0018:ffffb5e581b47e38 EFLAGS: 00010246

 4380 00:34:07.087896  # [   43.067339] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4381 00:34:07.088065  # [   43.096911] RDX: 0000000000000000 RSI: ffffa217aad1bf5<1>[   44.111945] #PF: supervisor instruction fetch in kernel mode

 4382 00:34:07.088227  <1>[   44.140041] #PF: error_code(0x0011) - permissions violation

 4383 00:34:07.088405  0 RDI: ffffa217aad1bf50

 4384 00:34:07.088815  # [   43.104293] RBP: ffffa21784778840 R08: 0000000000000000 R09: 0000000000000000

 4385 00:34:07.088988  # [   43.133858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4386 00:34:07.089161  # [   43.163431] R13: ffffb5e581b47f10 R14: ffffb5e581b47f10 R1<6>[   44.145866] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1050b2067 PTE 80000001031da163

 4387 00:34:07.089327  5:< ffffa217842b4000

 4388 00:34:07.089495  # [   43.193001] FS:  00007f03dfadd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4389 00:34:07.089660  # [   43.223524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4390 00:34:07.089818  # [   43.251708] CR2: ffffa21784778840 CR3: 00000001065ac000 CR4: 0000004>[   44.176386] Oops: 0011 [#8] SMP NOPTI

 4391 00:34:07.089977  00001506e0

 4392 00:34:07.090143  # [   43.281279] Call Trace:

 4393 00:34:07.090298  # [   43.283993]  ? __die_body.cold+0x1a/0x1f

 4394 00:34:07.090471  # [   43.310349]  ? no_context+0x177/0x380

 4395 00:34:07.090659  # [   43.336452]  ? exc_page_fault+0xd7/0x170

 4396 00:34:07.090794  # [   43.362813]  ? asm_exc_page_fault+0x1e/0x30

 4397 00:34:07.090930  # [   43.389442]  ? execut<4>[   44.202493] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4398 00:34:07.091066  <4>[   44.232667] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4399 00:34:07.091200  e_location+0x48/0x56

 4400 00:34:07.091338  # [   43.399767]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4401 00:34:07.091478  # [   43.404204]  ? direct_entry.cold+0x2c/0x38

 4402 00:34:07.091612  # [   43.408558]  ? full_proxy_write+0x56/0x80

 4403 00:34:07.091737  # [   43.412825]  ? vfs_write+0xea/0x3b0

 4404 00:34:07.091825  # [   43.416570]  ? ksys_write+0x68/0xf0

 4405 00:34:07.091925  # [<4>[   44.238839] RIP: 0010:0xffffb5e580791000

 4406 00:34:07.092020     43.420317]  ? do_syscall_64+0x33/0x40

 4407 00:34:07.092120  # [   43.424323]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4408 00:34:07.092223  # [   43.429805] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger g<4>[   44.265199] Code: Unable to access opcode bytes at RIP 0xffffb5e580790fd6.

 4409 00:34:07.092328  smi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_s<4>[   44.294505] RSP: 0018:ffffb5e581bdfe38 EFLAGS: 00010246

 4410 00:34:07.092432  oc<_core snd_compress snd_pcm_dmaengine regmap_i2c

 4411 00:34:07.092526  # [   43.469731] CR2: ffffa21784778840

 4412 00:34:07.092616  # [   43.473304] ---[ end trace e028c3487ed32098 ]---

 4413 00:34:07.092711  # [   43.478175] RIP: 0010:lkdtm_BUG+0x5/0x10

 4414 00:34:07.092799  # [   43.482353] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff f4>[   44.322170] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4415 00:34:07.092900  f <eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4416 00:34:07.092999  # [   43.501351] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4417 00:34:07.093088  # [   43.506831] RAX: ffffffff9e77bd40 4>[   44.351742] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4418 00:34:07.093176  RB<X: 0000000000000001 RCX: 0000000000000000

 4419 00:34:07.093262  # [   43.514218] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4420 00:34:07.093347  # [   43.521600] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4421 00:34:07.093433  # [   43.528985] R10: 00000000ffffe000 R11:4>[   44.381314] RBP: ffffb5e580791000 R08: 0000000000000000 R09: 0000000000000000

 4422 00:34:07.093518   3<fffffffffffffff R12: 0000000000000004

 4423 00:34:07.093604  # [   43.536369] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4424 00:34:07.093689  # [   43.543753] FS:  00007f03dfadd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4425 00:34:07.093776  # [   43.552091] CS:  0010 DS: 0000 4>[   44.410885] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4426 00:34:07.093862  ES: 0000 CR0: 0000000080050033

 4427 00:34:07.093947  # [   43.558088] CR2: ffffa21784778840 CR3: 00000001065ac000 CR4: 00000000001506e0

 4428 00:34:07.094033  # [   43.565478] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4429 00:34:07.094119  # [   43.574594] in_atomic(): 0, irq<4>[   44.440457] R13: ffffb5e581bdff10 R14: ffffb5e581bdff10 R15: ffffa217831da000

 4430 00:34:07.094205  s_disabled(): 1, non_block: 0, pid: 1633, name: cat

 4431 00:34:07.094291  # [   43.582415] INFO: lockdep is turned off.

 4432 00:34:07.094376  # [   43.586590] irq event stamp: 0

 4433 00:34:07.094461  # [   43.589902] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4434 00:34:07.094546  # [   43.596439] hardirqs last disabled at (0<4>[   44.470030] FS:  00007fe796a5d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4435 00:34:07.094866  ):< [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4436 00:34:07.094968  # [   43.604864] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4437 00:34:07.095058  # [   43.613290] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4438 00:34:07.095144  # [   43.619811] CPU: 1 PID: 1633 C4>[   44.500550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4439 00:34:07.095231  om<m: cat Tainted: G      D W         5.10.204-cip41 #1

 4440 00:34:07.095318  # [   43.627803] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4441 00:34:07.095403  # [   43.633973] Call Trace:

 4442 00:34:07.095487  # [   43.636682]  dump_stack+0x77/0x9b

 4443 00:34:07.095581  # [   43.640258]  ___might_sleep.cold+0xa6/0xb6

 4444 00:34:07.095665  # [   43.644>[   44.528733] CR2: ffffb5e580790fd6 CR3: 0000000103146000 CR4: 00000000001506e0

 4445 00:34:07.095743  <4>[   44.558296] Call Trace:

 4446 00:34:07.095818  4611]  exit_signals+0x1c/0x300

 4447 00:34:07.095894  # [   43.648443]  do_exit+0xc2/0xab0

 4448 00:34:07.095968  # [   43.651841]  ? ksys_write+0x68/0xf0

 4449 00:34:07.096042  # [   43.655586]  make_task_dead+0x2f/0x30

 4450 00:34:07.096116  # [   43.659507]  rewind_stack_and_make_dead+0x17/0x20

 4451 00:34:07.096191  # [   43.664465] RIP: 0033:0x7f03df9b9473

 4452 00:34:07.096265  #<4>[   44.561010]  ? __die_body.cold+0x1a/0x1f

 4453 00:34:07.096340   [   43.668296] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4454 00:34:07.096418  # [   43.687293] RSP: 002b:00007ffe207f<4>[   44.587366]  ? no_context+0x177/0x380

 4455 00:34:07.096494  ad78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4456 00:34:07.096569  # [   43.695111] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f03df9b9473

 4457 00:34:07.096645  # [   43.702497] RDX: 000000000000000d RSI: 00007f03df8ad000 RDI: 0000000000000001

 4458 00:34:07.096719  # [   43.709880] RBP: 00007f03df8ad000<4>[   44.613467]  ? exc_page_fault+0xd7/0x170

 4459 00:34:07.096795   R08: 00007f03df8ac010 R09: 0000000000000000

 4460 00:34:07.096881  # [   43.717265] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4461 00:34:07.096967  # [   43.724654] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4462 00:34:07.097044  # EXEC_KMALLOC: saw 'call trace:': ok

 4463 00:34:07.097119  ok <4>[   44.639825]  ? asm_exc_page_fault+0x1e/0x30

 4464 00:34:07.097195  32 selftests: lkdtm: EXEC_KMALLOC.sh

 4465 00:34:07.097271  # selftests: lkdtm: EXEC_VMALLOC.sh

 4466 00:34:07.097346  <4>[   44.666453]  ? execute_location+0x48/0x56

 4467 00:34:07.097421  <4>[   44.677211]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4468 00:34:07.097496  <4>[   44.681648]  ? direct_entry.cold+0x2c/0x38

 4469 00:34:07.097570  <4>[   44.686001]  ? full_proxy_write+0x56/0x80

 4470 00:34:07.097644  <4>[   44.690268]  ? vfs_write+0xea/0x3b0

 4471 00:34:07.097719  <4>[   44.694013]  ? ksys_write+0x68/0xf0

 4472 00:34:07.097793  <4>[   44.697759]  ? do_syscall_64+0x33/0x40

 4473 00:34:07.097867  <4>[   44.701763]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4474 00:34:07.097943  <4>[   44.707244] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4475 00:34:07.098026  <4>[   44.747170] CR2: ffffb5e580791000

 4476 00:34:07.098101  <4>[   44.750743] ---[ end trace e028c3487ed32099 ]---

 4477 00:34:07.098176  <4>[   44.755628] RIP: 0010:lkdtm_BUG+0x5/0x10

 4478 00:34:07.098252  <4>[   44.759805] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4479 00:34:07.098349  <4>[   44.778802] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4480 00:34:07.098430  <4>[   44.784281] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4481 00:34:07.098517  <4>[   44.791665] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4482 00:34:07.098599  <4>[   44.799051] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4483 00:34:07.098681  <4>[   44.806434] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4484 00:34:07.098767  <4>[   44.813818] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4485 00:34:07.098844  <4>[   44.821203] FS:  00007fe796a5d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4486 00:34:07.098920  <4>[   44.829543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4487 00:34:07.098994  <4>[   44.835539] CR2: ffffb5e580790fd6 CR3: 0000000103146000 CR4: 00000000001506e0

 4488 00:34:07.099070  <3>[   44.842929] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4489 00:34:07.099358  <3>[   44.852046] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1670, name: cat

 4490 00:34:07.099450  <4>[   44.859862] INFO: lockdep is turned off.

 4491 00:34:07.099529  <4>[   44.864037] irq event stamp: 0

 4492 00:34:07.099606  <4>[   44.867351] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4493 00:34:07.099704  <4>[   44.873871] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4494 00:34:07.099790  <4>[   44.882294] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4495 00:34:07.099872  <4>[   44.890723] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4496 00:34:07.099948  <4>[   44.897245] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4497 00:34:07.100024  <4>[   44.905235] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4498 00:34:07.100114  <4>[   44.911404] Call Trace:

 4499 00:34:07.100198  <4>[   44.914111]  dump_stack+0x77/0x9b

 4500 00:34:07.100279  <4>[   44.917683]  ___might_sleep.cold+0xa6/0xb6

 4501 00:34:07.100355  <4>[   44.922037]  exit_signals+0x1c/0x300

 4502 00:34:07.100435  <4>[   44.925882]  do_exit+0xc2/0xab0

 4503 00:34:07.100516  <4>[   44.929280]  ? ksys_write+0x68/0xf0

 4504 00:34:07.100607  <4>[   44.933026]  make_task_dead+0x2f/0x30

 4505 00:34:07.100675  <4>[   44.936945]  rewind_stack_and_make_dead+0x17/0x20

 4506 00:34:07.100742  <4>[   44.941903] RIP: 0033:0x7fe796939473

 4507 00:34:07.100809  <4>[   44.945736] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4508 00:34:07.100888  <4>[   44.964733] RSP: 002b:00007ffc0ccb6738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4509 00:34:07.100964  <4>[   44.972550] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fe796939473

 4510 00:34:07.101036  <4>[   44.979936] RDX: 000000000000000d RSI: 00007fe79682d000 RDI: 0000000000000001

 4511 00:34:07.101103  <4>[   44.987318] RBP: 00007fe79682d000 R08: 00007fe79682c010 R09: 0000000000000000

 4512 00:34:07.101170  <4>[   44.994704] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4513 00:34:07.101237  <4>[   45.002089] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4514 00:34:07.173541  <6>[   45.165674] lkdtm: Performing direct entry EXEC_RODATA

 4515 00:34:07.174105  # Killed

 4516 00:34:07.180501  # [   43.990610] lkdtm: Performing direct entry EXEC_VMALLOC

 4517 00:34:07.186731  # [   43.996120] lkdtm: attempting ok execution at ffffffff9e77c110

 4518 00:34:07.193351  # [   44.024389] lkdtm: attempting bad execution at ffffb5e580791000

 4519 00:34:07.203573  # [   44.052765] kernel tried to execute NX-p<6>[   45.171138] lkdtm: attempting ok execution at ffffffff9e77c110

 4520 00:34:07.206655  rotected page - exploit attempt? (uid: 0)

 4521 00:34:07.213071  # [   44.082638] BUG: unable to handle page fault for address: ffffb5e580791000

 4522 00:34:07.219484  # [   44.111945] #PF: supervisor instruction fetch in kernel mode

 4523 00:34:07.223026  # [   44.140041] #PF: error_code(0x0011) - permissions violation

 4524 00:34:07.230121  <6>[   45.199473] lkdtm: attempting bad execution at ffffffff9f8f8940

 4525 00:34:07.230727  

 4526 00:34:07.240223  # [   44.145866] PGD 100000067 P4D 100000067 PUD 100242067 PMD 1050b2067 PTE 80000001031da163

 4527 00:34:07.243404  # [   44.176386] Oops: 0011 [#8] SMP NOPTI

 4528 00:34:07.249489  # [   44.202493] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4529 00:34:07.259541  # [   44.232667] Hardware<2>[   45.227831] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4530 00:34:07.266122  <1>[   45.257681] BUG: unable to handle page fault for address: ffffffff9f8f8940

 4531 00:34:07.273110  <1>[   45.264805] #PF: supervisor instruction fetch in kernel mode

 4532 00:34:07.279748  <1>[   45.270715] #PF: error_code(0x0011) - permissions violation

 4533 00:34:07.286280  <6>[   45.276540] PGD c0029067 P4D c0029067 PUD c002a063 PMD 80000000bf8001e1 

 4534 00:34:07.289670  <4>[   45.283497] Oops: 0011 [#9] SMP NOPTI

 4535 00:34:07.300156  <4>[   45.287416] CPU: 0 PID: 1707 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4536 00:34:07.303506  <4>[   45.295407] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4537 00:34:07.309549  <4>[   45.301584] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4538 00:34:07.329462  <4>[   45.306975] Code: ff ff cd 0b e6 9e ff ff ff ff b2 2c d8 9f ff ff ff ff 13 f3 e5 9e ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4539 00:34:07.332572  <4>[   45.325973] RSP: 0018:ffffb5e581c67e48 EFLAGS: 00010246

 4540 00:34:07.342541  <4>[   45.331451] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4541 00:34:07.348967  <4>[   45.338835] RDX: 0000000000000000 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 4542 00:34:07.356047  <4>[   45.346220] RBP: ffffffff9f8f8940 R08: 0000000000000000 R09: 0000000000000000

 4543 00:34:07.362529  <4>[   45.353603] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4544 00:34:07.372360  <4>[   45.360988] R13: ffffb5e581c67f10 R14: ffffb5e581c67f10 R15: ffffa21783848000

 4545 00:34:07.379772  <4>[   45.368372] FS:  00007f5ebf3dc3c0(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4546 00:34:07.385902  <4>[   45.376710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4547 00:34:07.392760  <4>[   45.382705] CR2: ffffffff9f8f8940 CR3: 0000000103780000 CR4: 00000000001506f0

 4548 00:34:07.395478  <4>[   45.390089] Call Trace:

 4549 00:34:07.399215  <4>[   45.392800]  ? __die_body.cold+0x1a/0x1f

 4550 00:34:07.402440  <4>[   45.396983]  ? no_context+0x177/0x380

 4551 00:34:07.408938  <4>[   45.400904]  ? exc_page_fault+0xd7/0x170

 4552 00:34:07.412227  <4>[   45.405083]  ? asm_exc_page_fault+0x1e/0x30

 4553 00:34:07.415494  <4>[   45.409527]  ? execute_location+0x48/0x56

 4554 00:34:07.422471  <4>[   45.413791]  ? direct_entry.cold+0x2c/0x38

 4555 00:34:07.425427  <4>[   45.418145]  ? full_proxy_write+0x56/0x80

 4556 00:34:07.428618  <4>[   45.422413]  ? vfs_write+0xea/0x3b0

 4557 00:34:07.431889  <4>[   45.426157]  ? ksys_write+0x68/0xf0

 4558 00:34:07.435798  <4>[   45.429904]  ? do_syscall_64+0x33/0x40

 4559 00:34:07.442274  <4>[   45.433908]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4560 00:34:07.482441  <4>[   45.439388] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4561 00:34:07.485454  <4>[   45.479319] CR2: ffffffff9f8f8940

 4562 00:34:07.492301  <4>[   45.482894] ---[ end trace e028c3487ed3209a ]---

 4563 00:34:07.495206  <4>[   45.487769] RIP: 0010:lkdtm_BUG+0x5/0x10

 4564 00:34:07.515258  <4>[   45.491949] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4565 00:34:07.518358  <4>[   45.510951] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4566 00:34:07.525007  <4>[   45.516431] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4567 00:34:07.535480  <4>[   45.523815] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4568 00:34:07.541685  <4>[   45.531198] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4569 00:34:07.548720  <4>[   45.538580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4570 00:34:07.554968  <4>[   45.545964] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4571 00:34:07.565500  <4>[   45.553349] FS:  00007f5ebf3dc3c0(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4572 00:34:07.571840  <4>[   45.561686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4573 00:34:07.578205  <4>[   45.567683] CR2: ffffffff9f8f8940 CR3: 0000000103780000 CR4: 00000000001506f0

 4574 00:34:07.581341   name: Google Grunt/Grunt, BIOS  09/05/2019

 4575 00:34:07.585390  # [   44.238839] RIP: 0010:0xffffb5e580791000

 4576 00:34:07.591701  # [   44.265199] Code: Unable to access opcode bytes at RIP 0xffffb5e580790fd6.

 4577 00:34:07.598296  # [   44.294505] RSP: 0018:ffffb5e581bdfe38 EFLAGS: 00010246

 4578 00:34:07.604614  # [   44.322170] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4579 00:34:07.611560  # [   44.351742] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4580 00:34:07.621330  # [   44.381314] RBP: ffffb5e580791000 R08: 0000000000000000 R09: 0000000000000000

 4581 00:34:07.627625  # [   44.410885] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4582 00:34:07.635032  # [   44.440457] R13: ffffb5e581bdff10 R14: ffffb5e581bdff10 R15: ffffa217831da000

 4583 00:34:07.641684  # [   44.470030] FS:  00007fe796a5d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4584 00:34:07.648068  # [   44.500550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4585 00:34:07.654716  # [   44.528733] CR2: ffffb5e580790fd6 CR3: 0000000103146000 CR4: 00000000001506e0

 4586 00:34:07.658155  # [   44.558296] Call Trace:

 4587 00:34:07.661429  # [   44.561010]  ? __die_body.cold+0x1a/0x1f

 4588 00:34:07.667539  # [   44.587366]  ? no_context+0x177/0x380

 4589 00:34:07.670689  # [   44.613467]  ? exc_page_fault+0xd7/0x170

 4590 00:34:07.674433  # [   44.639825]  ? asm_exc_page_fault+0x1e/0x30

 4591 00:34:07.678174  # [   44.666453]  ? execute_location+0x48/0x56

 4592 00:34:07.684891  # [   44.677211]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4593 00:34:07.687719  # [   44.681648]  ? direct_entry.cold+0x2c/0x38

 4594 00:34:07.691242  # [   44.686001]  ? full_proxy_write+0x56/0x80

 4595 00:34:07.694925  # [   44.690268]  ? vfs_write+0xea/0x3b0

 4596 00:34:07.697870  # [   44.694013]  ? ksys_write+0x68/0xf0

 4597 00:34:07.704355  # [   44.697759]  ? do_syscall_64+0x33/0x40

 4598 00:34:07.708411  # [   44.701763]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4599 00:34:07.737809  # [   44.707244] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_m<6>[   45.727519] lkdtm: Performing direct entry EXEC_USERSPACE

 4600 00:34:07.754456  ach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4601 00:34:07.757934  # [   44.747170] CR2: ffffb5e580791000

 4602 00:34:07.767919  # [   44.750743] ---[ end trace e028c3487ed<6>[   45.736073] lkdtm: attempting ok execution at ffffffff9e77c110

 4603 00:34:07.768504  32099 ]---

 4604 00:34:07.771199  # [   44.755628] RIP: 0010:lkdtm_BUG+0x5/0x10

 4605 00:34:07.794193  # [   44.759805] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 0<6>[   45.764355] lkdtm: attempting bad execution at 00007f303557b000

 4606 00:34:07.797510  0 83 05 b0 7f 0b 03

 4607 00:34:07.804377  # [   44.778802] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4608 00:34:07.811371  # [   44.784281] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4609 00:34:07.817933  # [   44.791665] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4610 00:34:07.824285  # [  <2>[   45.792737] unable to execute userspace code (SMEP?) (uid: 0)

 4611 00:34:07.831278   44.799051] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4612 00:34:07.837182  # [   44.806434] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4613 00:34:07.844163  # [   44.813818] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4614 00:34:07.854658  # [   44.<1>[   45.820860] BUG: unable to handle page fault for address: 00007f303557b000

 4615 00:34:07.860882  82<1203] FS:  00007fe796a5d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4616 00:34:07.867225  # [   44.829543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4617 00:34:07.874237  # [   44.835539] CR2: ffffb5e580790fd6 CR3: 0000000103146000 CR4: 00000000001506e0

 4618 00:34:07.881144  # [   44.842929] B1>[   45.850164] #PF: supervisor instruction fetch in kernel mode

 4619 00:34:07.887950  UG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4620 00:34:07.897814  # [   44.852046] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1670, name: cat

 4621 00:34:07.900888  # [   44.859862] INFO: lockdep is turned off.

 4622 00:34:07.907527  # [   44.864037] irq event stamp: <1>[   45.878261] #PF: error_code(0x0011) - permissions violation

 4623 00:34:07.910532  0

 4624 00:34:07.914580  # [   44.867351] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4625 00:34:07.924174  # [   44.873871] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 4626 00:34:07.937625  # [   44.882294] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0<6>[   45.906272] PGD 1031ba067 P4D 1031ba067 PUD 1045a9067 PMD 103781067 PTE 108ed4067

 4627 00:34:07.940824  x65c/0x20e0

 4628 00:34:07.947967  # [   44.890723] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4629 00:34:07.954604  # [   44.897245] CPU: 1 PID: 1670 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4630 00:34:07.961462  # [   44.905235] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4631 00:34:07.964279  # [   44<4>[   45.936188] Oops: 0011 [#10] SMP NOPTI

 4632 00:34:07.967629  .911404] Call Trace:

 4633 00:34:07.971039  # [   44.914111]  dump_stack+0x77/0x9b

 4634 00:34:07.974122  # [   44.917683]  ___might_sleep.cold+0xa6/0xb6

 4635 00:34:07.977232  # [   44.922037]  exit_signals+0x1c/0x300

 4636 00:34:07.980960  # [   44.925882]  do_exit+0xc2/0xab0

 4637 00:34:07.984153  # [   44.929280]  ? ksys_write+0x68/0xf0

 4638 00:34:07.994302  # [   44.933026]  make<4>[   45.962378] CPU: 1 PID: 1744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4639 00:34:07.997621  _t<ask_dead+0x2f/0x30

 4640 00:34:08.001674  # [   44.936945]  rewind_stack_and_make_dead+0x17/0x20

 4641 00:34:08.007789  # [   44.941903] RIP: 0033:0x7fe796939473

 4642 00:34:08.024495  # [   44.945736] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 04>[   45.992550] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4643 00:34:08.031463  0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4644 00:34:08.038021  # [   44.964733] RSP: 002b:00007ffc0ccb6738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4645 00:34:08.044142  # [   44.972550] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fe796939473

 4646 00:34:08.051416  <4>[   46.020910] RIP: 0010:0x7f303557b000

 4647 00:34:08.057775  <4>[   46.046922] Code: Unable to access opcode bytes at RIP 0x7f303557afd6.

 4648 00:34:08.064192  # [   44.979936] RDX: 000000000000000d RSI: 00007fe79682d000 RDI: 0000000000000001

 4649 00:34:08.070884  # [   44.987318] RBP: 00007fe79682d000 R08: 00007fe79682c010 R09: 0000000000000000

 4650 00:34:08.077648  # [   44.994704] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4651 00:34:08.084551  # [ <4>[   46.053698] RSP: 0018:ffffb5e581cffe50 EFLAGS: 00010246

 4652 00:34:08.091128    <45.002089] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4653 00:34:08.094394  # EXEC_VMALLOC: saw 'call trace:': ok

 4654 00:34:08.097297  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 4655 00:34:08.100584  # selftests: lkdtm: EXEC_RODATA.sh

 4656 00:34:08.101086  # Killed

 4657 00:34:08.113878  # [   45.165674] lkdtm: Performing direct entry EX4>[   46.081357] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4658 00:34:08.114438  EC<_RODATA

 4659 00:34:08.120684  # [   45.171138] lkdtm: attempting ok execution at ffffffff9e77c110

 4660 00:34:08.127623  # [   45.199473] lkdtm: attempting bad execution at ffffffff9f8f8940

 4661 00:34:08.133937  # [   45.227831] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4662 00:34:08.144604  # [   45.257681] B4>[   46.110927] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4663 00:34:08.150533  <4>[   46.140499] RBP: 00007f303557b000 R08: 0000000000000000 R09: 0000000000000000

 4664 00:34:08.157108  UG: unable to handle page fault for address: ffffffff9f8f8940

 4665 00:34:08.161192  # [   45.264805] #PF: supervisor instruction fetch in kernel mode

 4666 00:34:08.167890  # [   45.270715] #PF: error_code(0x0011) - permissions violation

 4667 00:34:08.180305  # [   45.276540] PGD c0029067 P4D c0029067 PUD c002a063 PMD <4>[   46.147883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4668 00:34:08.180873  80<000000bf8001e1 

 4669 00:34:08.187472  # [   45.283497] Oops: 0011 [#9] SMP NOPTI

 4670 00:34:08.193802  # [   45.287416] CPU: 0 PID: 1707 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4671 00:34:08.200794  # [   45.295407] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4672 00:34:08.210618  # [   45.301584] RIP: 0010:lkdtm4>[   46.177448] R13: ffffb5e581cfff10 R14: ffffb5e581cfff10 R15: ffffa21783151000

 4673 00:34:08.213824  _rodata_do_nothing+0x0/0x10

 4674 00:34:08.231101  # [   45.306975] Code: ff ff cd 0b e6 9e ff ff ff ff b2 2c d8 9f ff ff ff ff 13 f3 e5 9e ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4675 00:34:08.241209  # [   45.<4>[   46.207018] FS:  00007f303554d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4676 00:34:08.244155  32<5973] RSP: 0018:ffffb5e581c67e48 EFLAGS: 00010246

 4677 00:34:08.253998  # [   45.331451] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4678 00:34:08.260955  # [   45.338835] RDX: 0000000000000000 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 4679 00:34:08.266893  # [   45.346220] RBP: ffffffff9f8f84>[   46.237540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4680 00:34:08.273774  94<0 R08: 0000000000000000 R09: 0000000000000000

 4681 00:34:08.280476  # [   45.353603] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4682 00:34:08.287108  # [   45.360988] R13: ffffb5e581c67f10 R14: ffffb5e581c67f10 R15: ffffa21783848000

 4683 00:34:08.297126  # [   45.368372] FS:  00007f5ebf3dc3c0(4>[   46.265722] CR2: 00007f303557b000 CR3: 00000001030fc000 CR4: 00000000001506e0

 4684 00:34:08.300308  <4>[   46.295292] Call Trace:

 4685 00:34:08.306857  0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4686 00:34:08.310405  # [   45.376710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4687 00:34:08.320464  # [   45.382705] CR2: ffffffff9f8f8940 CR3: 0000000103780000 CR4: 00000000001506f0

 4688 00:34:08.321025  # [   45.390089] Call Trace:

 4689 00:34:08.327209  # [   45.392800]  <4>[   46.298005]  ? __die_body.cold+0x1a/0x1f

 4690 00:34:08.330138  ? __die_body.cold+0x1a/0x1f

 4691 00:34:08.333686  # [   45.396983]  ? no_context+0x177/0x380

 4692 00:34:08.336466  # [   45.400904]  ? exc_page_fault+0xd7/0x170

 4693 00:34:08.344060  # [   45.405083]  ? asm_exc_page_fault+0x1e/0x30

 4694 00:34:08.346850  # [   45.409527]  ? execute_location+0x48/0x56

 4695 00:34:08.353928  # [   45.413791]  ? direct_entry.cold+<4>[   46.324361]  ? no_context+0x177/0x380

 4696 00:34:08.354501  0x2c/0x38

 4697 00:34:08.359949  # [   45.418145]  ? full_proxy_write+0x56/0x80

 4698 00:34:08.363736  # [   45.422413]  ? vfs_write+0xea/0x3b0

 4699 00:34:08.366873  # [   45.426157]  ? ksys_write+0x68/0xf0

 4700 00:34:08.370602  # [   45.429904]  ? do_syscall_64+0x33/0x40

 4701 00:34:08.373584  # [   45.433908]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4702 00:34:08.380444  # [   <4>[   46.350463]  ? exc_page_fault+0x53/0x170

 4703 00:34:08.407160  45.439388] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd<4>[   46.376823]  ? asm_exc_page_fault+0x1e/0x30

 4704 00:34:08.423318  _soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4705 00:34:08.426506  # [   45.479319] CR2: ffffffff9f8f8940

 4706 00:34:08.433386  # [   45.482894] --<4>[   46.403452]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4707 00:34:08.436581  -[< end trace e028c3487ed3209a ]---

 4708 00:34:08.440231  # [   45.487769] RIP: 0010:lkdtm_BUG+0x5/0x10

 4709 00:34:08.460197  # [   45.491949] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 04>[   46.430689]  ? direct_entry.cold+0x2c/0x38

 4710 00:34:08.463151  0 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4711 00:34:08.470218  # [   45.510951] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4712 00:34:08.476352  # [   45.516431] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4713 00:34:08.486600  # [   45.523815] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI:<4>[   46.457231]  ? full_proxy_write+0x56/0x80

 4714 00:34:08.490252   ffffffff9f8f84b0

 4715 00:34:08.496310  # [   45.531198] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4716 00:34:08.503319  # [   45.538580] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4717 00:34:08.513658  # [   45.545964] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: fff<4>[   46.483678]  ? vfs_write+0xea/0x3b0

 4718 00:34:08.514242  fa21783d71000

 4719 00:34:08.523474  # [   45.553349] FS:  00007f5ebf3dc3c0(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4720 00:34:08.526604  # [   45.561686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4721 00:34:08.539798  # [   45.567683] CR2: ffffffff9f8f8940 CR3: 0000000103780000 CR4: 000000000015<4>[   46.509606]  ? ksys_write+0x68/0xf0

 4722 00:34:08.540366  06f0

 4723 00:34:08.543157  # EXEC_RODATA: saw 'call trace:': ok

 4724 00:34:08.547272  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 4725 00:34:08.549886  # selftests: lkdtm: EXEC_USERSPACE.sh

 4726 00:34:08.553381  <4>[   46.535538]  ? do_syscall_64+0x33/0x40

 4727 00:34:08.559978  <4>[   46.550200]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4728 00:34:08.599411  <4>[   46.555681] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4729 00:34:08.603185  <4>[   46.595607] CR2: 00007f303557b000

 4730 00:34:08.606330  <4>[   46.599302] ---[ end trace e028c3487ed3209b ]---

 4731 00:34:08.612349  <4>[   46.604221] RIP: 0010:lkdtm_BUG+0x5/0x10

 4732 00:34:08.629461  <4>[   46.608555] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4733 00:34:08.635575  <4>[   46.627590] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4734 00:34:08.642837  <4>[   46.633167] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4735 00:34:08.649650  <4>[   46.640619] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4736 00:34:08.659057  <4>[   46.648062] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4737 00:34:08.665830  <4>[   46.655504] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4738 00:34:08.672543  <4>[   46.662950] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4739 00:34:08.682939  <4>[   46.670394] FS:  00007f303554d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4740 00:34:08.689760  <4>[   46.678795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4741 00:34:08.695874  <4>[   46.684852] CR2: 00007f303557b000 CR3: 00000001030fc000 CR4: 00000000001506e0

 4742 00:34:08.916300  <6>[   46.908803] lkdtm: Performing direct entry EXEC_NULL

 4743 00:34:08.916864  # Killed

 4744 00:34:08.924106  # [   45.727519] lkdtm: Performing direct entry EXEC_USERSPACE

 4745 00:34:08.929894  # [   45.736073] lkdtm: attempting ok execution at ffffffff9e77c110

 4746 00:34:08.936850  # [   45.764355] lkdtm: attempting bad execution at 00007f303557b000

 4747 00:34:08.946981  # [   45.792737] unable to execute userspac<6>[   46.914042] lkdtm: attempting ok execution at ffffffff9e77c110

 4748 00:34:08.947627  e code (SMEP?) (uid: 0)

 4749 00:34:08.953642  # [   45.820860] BUG: unable to handle page fault for address: 00007f303557b000

 4750 00:34:08.959844  # [   45.850164] #PF: supervisor instruction fetch in kernel mode

 4751 00:34:08.966298  # [   45.878261] #PF: error_code(0x0011) - permissions violation

 4752 00:34:08.973153  # [   45.906272] <6>[   46.942318] lkdtm: attempting bad execution at 0000000000000000

 4753 00:34:08.979608  PGD 1031ba067 P4D 1031ba067 PUD 1045a9067 PMD 103781067 PTE 108ed4067

 4754 00:34:08.983068  # [   45.936188] Oops: 0011 [#10] SMP NOPTI

 4755 00:34:08.992637  # [   45.962378] CPU: 1 PID: 1744 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4756 00:34:09.003078  # [   45.992550] Hardware name: Google Grunt/Grun<1>[   46.970771] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4757 00:34:09.009772  <1>[   47.000056] #PF: supervisor instruction fetch in kernel mode

 4758 00:34:09.012695  <1>[   47.005968] #PF: error_code(0x0010) - not-present page

 4759 00:34:09.016641  <6>[   47.011358] PGD 0 P4D 0 

 4760 00:34:09.019720  <4>[   47.014151] Oops: 0010 [#11] SMP NOPTI

 4761 00:34:09.030087  <4>[   47.018156] CPU: 0 PID: 1781 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4762 00:34:09.036488  <4>[   47.026146] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4763 00:34:09.039208  <4>[   47.032318] RIP: 0010:0x0

 4764 00:34:09.046655  <4>[   47.035198] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4765 00:34:09.049714  <4>[   47.042320] RSP: 0018:ffffb5e581d87e48 EFLAGS: 00010246

 4766 00:34:09.059993  <4>[   47.047798] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4767 00:34:09.066064  <4>[   47.055181] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4768 00:34:09.073140  <4>[   47.062562] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4769 00:34:09.079295  <4>[   47.069945] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4770 00:34:09.085897  <4>[   47.077327] R13: ffffb5e581d87f10 R14: ffffb5e581d87f10 R15: ffffa21785cb4000

 4771 00:34:09.096092  <4>[   47.084709] FS:  00007f3409fe0580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4772 00:34:09.102482  <4>[   47.093043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4773 00:34:09.108622  <4>[   47.099040] CR2: ffffffffffffffd6 CR3: 0000000103d68000 CR4: 00000000001506f0

 4774 00:34:09.111993  <4>[   47.106420] Call Trace:

 4775 00:34:09.115791  <4>[   47.109132]  ? __die_body.cold+0x1a/0x1f

 4776 00:34:09.119221  <4>[   47.113312]  ? no_context+0x177/0x380

 4777 00:34:09.125592  <4>[   47.117231]  ? exc_page_fault+0x53/0x170

 4778 00:34:09.129101  <4>[   47.121410]  ? asm_exc_page_fault+0x1e/0x30

 4779 00:34:09.132415  <4>[   47.125852]  execute_location+0x48/0x56

 4780 00:34:09.135403  <4>[   47.129947]  direct_entry.cold+0x2c/0x38

 4781 00:34:09.141877  <4>[   47.134128]  full_proxy_write+0x56/0x80

 4782 00:34:09.145218  <4>[   47.138221]  vfs_write+0xea/0x3b0

 4783 00:34:09.149005  <4>[   47.141793]  ksys_write+0x68/0xf0

 4784 00:34:09.151986  <4>[   47.145365]  do_syscall_64+0x33/0x40

 4785 00:34:09.158902  <4>[   47.149224]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4786 00:34:09.162324  <4>[   47.154528] RIP: 0033:0x7f3409eb9473

 4787 00:34:09.179240  <4>[   47.158359] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4788 00:34:09.188990  <4>[   47.177356] RSP: 002b:00007fff68a0b7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4789 00:34:09.195761  <4>[   47.185173] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3409eb9473

 4790 00:34:09.202167  <4>[   47.192555] RDX: 000000000000000a RSI: 00007f3409dad000 RDI: 0000000000000001

 4791 00:34:09.208452  <4>[   47.199939] RBP: 00007f3409dad000 R08: 00007f3409dac010 R09: 0000000000000000

 4792 00:34:09.218452  <4>[   47.207322] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4793 00:34:09.225342  <4>[   47.214706] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4794 00:34:09.265260  <4>[   47.222093] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4795 00:34:09.268319  <4>[   47.262032] CR2: 0000000000000000

 4796 00:34:09.272055  t, BIOS  09/05/2019

 4797 00:34:09.275362  # [   46.020910] RIP: 0010:0x7f303557b000

 4798 00:34:09.282084  # [   46.046922] Code: Unable to access opcode bytes at RIP 0x7f303557afd6.

 4799 00:34:09.285176  # [   46.053698] RSP: 0018:ffffb5e581cffe50 EFLAGS: 00010246

 4800 00:34:09.295262  # [   46.081357] RAX: 0000000000000033 RBX: 000000000<4>[   47.265696] ---[ end trace e028c3487ed3209c ]---

 4801 00:34:09.298390  0000024 RCX: 0000000000000000

 4802 00:34:09.304665  # [   46.110927] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4803 00:34:09.312589  # [   46.140499] RBP: 00007f303557b000 R08: 0000000000000000 R09: 0000000000000000

 4804 00:34:09.322209  # [   46.147883] R10: 00000000ffffe000 R11: 3ffffffffffff<4>[   47.292752] RIP: 0010:lkdtm_BUG+0x5/0x10

 4805 00:34:09.325546  fff R12: 000000000000000f

 4806 00:34:09.331968  # [   46.177448] R13: ffffb5e581cfff10 R14: ffffb5e581cfff10 R15: ffffa21783151000

 4807 00:34:09.338431  # [   46.207018] FS:  00007f303554d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4808 00:34:09.361673  # [   46.237540] CS:  0010 DS: 0000 ES: 0000 CR0: <4>[   47.319117] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4809 00:34:09.364925  0000000080050033

 4810 00:34:09.371616  # [   46.265722] CR2: 00007f303557b000 CR3: 00000001030fc000 CR4: 00000000001506e0

 4811 00:34:09.375559  # [   46.295292] Call Trace:

 4812 00:34:09.378444  # [   46.298005]  ? __die_body.cold+0x1a/0x1f

 4813 00:34:09.381654  # [   46.324361]  ? no_context+0x177/0x380

 4814 00:34:09.391504  # [   46.350463]  ? exc_page_faul<4>[   47.360321] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4815 00:34:09.392160  t+0x53/0x170

 4816 00:34:09.394992  # [   46.376823]  ? asm_exc_page_fault+0x1e/0x30

 4817 00:34:09.401665  # [   46.403452]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4818 00:34:09.405083  # [   46.430689]  ? direct_entry.cold+0x2c/0x38

 4819 00:34:09.408220  # [   46.457231]  ? full_proxy_write+0x56/0x80

 4820 00:34:09.421925  # [   46.483678]  ? vfs_write+0xea/0x3<4>[   47.387982] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4821 00:34:09.422517  b0

 4822 00:34:09.424767  # [   46.509606]  ? ksys_write+0x68/0xf0

 4823 00:34:09.428224  # [   46.535538]  ? do_syscall_64+0x33/0x40

 4824 00:34:09.435056  # [   46.550200]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4825 00:34:09.451741  # [   46.555681] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_<4>[   47.417548] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4826 00:34:09.478528  ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a a<4>[   47.447119] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4827 00:34:09.488641  cp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4828 00:34:09.492177  # [   46.595607] CR2: 00007f303557b000

 4829 00:34:09.498189  # [   46.599302] ---[ end trace e028c3487ed3209b ]---

 4830 00:34:09.501197  # [   46.604221] RIP: 0010:lkdtm_BUG+0x5/0x10

 4831 00:34:09.508751  # [   46.60855<4>[   47.476696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4832 00:34:09.528278  5] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4833 00:34:09.538461  # [   46.627590] RSP: 0018:ffffb5e580c2fe60 EFLAGS: <4>[   47.506271] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4834 00:34:09.539057  00010282

 4835 00:34:09.547856  # [   46.633167] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4836 00:34:09.555359  # [   46.640619] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4837 00:34:09.568201  # [   46.648062] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 000000000000<4>[   47.535848] FS:  00007f3409fe0580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4838 00:34:09.568785  0001

 4839 00:34:09.578753  # [   46.655504] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4840 00:34:09.584761  # [   46.662950] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4841 00:34:09.598242  # [   46.670394] FS:  00007f303554d580(0000) GS:ffffa217aad00000(0000) knlGS:00000<4>[   47.566376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4842 00:34:09.598704  00000000000

 4843 00:34:09.604016  # [   46.678795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4844 00:34:09.610848  # [   46.684852] CR2: 00007f303557b000 CR3: 00000001030fc000 CR4: 00000000001506e0

 4845 00:34:09.614786  # EXEC_USERSPACE: saw 'call trace:': ok

 4846 00:34:09.617651  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 4847 00:34:09.628317  # selft<4>[   47.594566] CR2: ffffffffffffffd6 CR3: 0000000103d68000 CR4: 00000000001506f0

 4848 00:34:09.628507  ests: lkdtm: EXEC_NULL.sh

 4849 00:34:09.630531  # Killed

 4850 00:34:09.662146  # [   46.908803] lkdtm: Performing direct entry EXEC_NULL

 4851 00:34:09.669408  # [   46.914042] lkdtm: attempting ok execution at ffffffff9e77c110

 4852 00:34:09.675863  # [   46.942318] lkdtm: attempting bad execution at 0000000000000000

 4853 00:34:09.682398  # [   46.970771] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4854 00:34:09.688781  # [   47.000056] #PF: supervisor instruction fetch in kernel mode

 4855 00:34:09.692610  # [   47.005968] #PF: error_code(0x0010) - not-present page

 4856 00:34:09.696130  # [   47.011358] PGD 0 P4D 0 

 4857 00:34:09.699127  # [   47.014151] Oops: 0010 [#11] SMP NOPTI

 4858 00:34:09.705712  # [   47.018156] CPU: 0 PID: 1781 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4859 00:34:09.712193  # [   47.026146] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4860 00:34:09.715532  # [   47.032318] RIP: 0010:0x0

 4861 00:34:09.722677  # [   47.035198] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4862 00:34:09.729278  # [   47.042320] RSP: 0018:ffffb5e581d87e48 EFLAGS: 00010246

 4863 00:34:09.735766  # [   47.047798] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4864 00:34:09.742736  # [   47.055181] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4865 00:34:09.748891  # [   47.062562] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4866 00:34:09.758770  # [   47.069945] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4867 00:34:09.765811  # [   47.077327] R13: ffffb5e581d87f10 R14: ffffb5e581d87f10 R15: ffffa21785cb4000

 4868 00:34:09.772386  # [   47.084709] FS:  00007f3409fe0580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4869 00:34:09.778791  # [   47.093043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4870 00:34:09.792235  # [   47.099040] CR2: ffffffffffffffd6 CR3: 0000000103d68000 CR4: 000000000<6>[   47.781837] lkdtm: Performing direct entry ACCESS_USERSPACE

 4871 00:34:09.792676  01506f0

 4872 00:34:09.795574  # [   47.106420] Call Trace:

 4873 00:34:09.798947  # [   47.109132]  ? __die_body.cold+0x1a/0x1f

 4874 00:34:09.803152  # [   47.113312]  ? no_context+0x177/0x380

 4875 00:34:09.806102  # [   47.117231]  ? exc_page_fault+0x53/0x170

 4876 00:34:09.812503  # [   47.121410]  ? asm_exc_page_fault+0x1e/0x30

 4877 00:34:09.819497  # [   47.125852]  execute_loc<6>[   47.788412] lkdtm: attempting bad read at 00007f0901b4f000

 4878 00:34:09.820146  ation+0x48/0x56

 4879 00:34:09.825933  # [   47.129947]  direct_entry.cold+0x2c/0x38

 4880 00:34:09.829005  # [   47.134128]  full_proxy_write+0x56/0x80

 4881 00:34:09.832290  # [   47.138221]  vfs_write+0xea/0x3b0

 4882 00:34:09.836059  # [   47.141793]  ksys_write+0x68/0xf0

 4883 00:34:09.839104  # [   47.145365]  do_syscall_64+0x33/0x40

 4884 00:34:09.845422  # [   47.149224]  entry<3>[   47.816348] lkdtm: FAIL: survived bad read

 4885 00:34:09.849040  _SYSCALL_64_after_hwframe+0x62/0xc7

 4886 00:34:09.852180  # [   47.154528] RIP: 0033:0x7f3409eb9473

 4887 00:34:09.872367  # [   47.158359] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c<6>[   47.842902] lkdtm: attempting bad write at 00007f0901b4f000

 4888 00:34:09.876188  3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4889 00:34:09.885824  # [   47.177356] RSP: 002b:00007fff68a0b7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4890 00:34:09.892272  # [   47.185173] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3409eb9473

 4891 00:34:09.899080  # [   47.192555] RDX: 000000000000000a RS<3>[   47.870893] lkdtm: FAIL: survived bad write

 4892 00:34:09.905000  I: 00007f3409dad000 RDI: 0000000000000001

 4893 00:34:09.911937  # [   47.199939] RBP: 00007f3409dad000 R08: 00007f3409dac010 R09: 0000000000000000

 4894 00:34:09.918672  # [   47.207322] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4895 00:34:09.925002  # [   47.214706] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4896 00:34:09.965402  # [   47.222093] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4897 00:34:09.968536  # [   47.262032] CR2: 0000000000000000

 4898 00:34:09.975496  # [   47.265696] ---[ end trace e028c3487ed3209c ]---

 4899 00:34:09.978150  # [   47.292752] RIP: 0010:lkdtm_BUG+0x5/0x10

 4900 00:34:09.994922  # [   47.319117] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4901 00:34:10.001630  # [   47.360321] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4902 00:34:10.008713  # [   47.387982] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4903 00:34:10.014842  # [   47.417548] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4904 00:34:10.025874  # [   47.447119] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4905 00:34:10.032622  # [   47.476696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4906 00:34:10.039025  # [   47.506271] R13: ff<6>[   48.022020] lkdtm: Performing direct entry ACCESS_NULL

 4907 00:34:10.045582  ffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4908 00:34:10.052639  # [   47.535848] FS:  00007f3409fe0580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 4909 00:34:10.059300  # [   47.566376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4910 00:34:10.065800  # [   47.594566] CR2: fffffffffff<6>[   48.036050] lkdtm: attempting bad read at 0000000000000000

 4911 00:34:10.072912  fffd6 CR3: 0000000103d68000 CR4: 00000000001506f0

 4912 00:34:10.076380  # EXEC_NULL: saw 'call trace:': ok

 4913 00:34:10.078910  ok 36 selftests: lkdtm: EXEC_NULL.sh

 4914 00:34:10.083041  # selftests: lkdtm: ACCESS_USERSPACE.sh

 4915 00:34:10.085817  # [   47.781837] lkdtm: Performing direct entry ACCESS_USERSPACE

 4916 00:34:10.095800  # [   47.788412] lkdtm: <1>[   48.064055] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4917 00:34:10.099041  attempting bad read at 00007f0901b4f000

 4918 00:34:10.105809  # [   47.816348] lkdtm: FAIL: survived bad read

 4919 00:34:10.109038  # [   47.842902] lkdtm: attempting bad write at 00007f0901b4f000

 4920 00:34:10.116609  # [   47.870893] lkdtm: FAIL: survived bad write

 4921 00:34:10.119740  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 4922 00:34:10.122707  <1>[   48.093349] #PF: supervisor read access in kernel mode

 4923 00:34:10.129054  <1>[   48.120922] #PF: error_code(0x0000) - not-present page

 4924 00:34:10.129572  

 4925 00:34:10.135588  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 4926 00:34:10.139345  # selftests: lkdtm: ACCESS_NULL.sh

 4927 00:34:10.139958  <6>[   48.126312] PGD 0 P4D 0 

 4928 00:34:10.145470  <4>[   48.137332] Oops: 0000 [#12] SMP NOPTI

 4929 00:34:10.152053  <4>[   48.141339] CPU: 1 PID: 1852 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4930 00:34:10.158794  <4>[   48.149327] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4931 00:34:10.162042  <4>[   48.155502] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4932 00:34:10.182308  <4>[   48.160461] Code: c9 d7 fb ff be 00 10 00 00 48 89 ef e8 f8 6c 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 39 d8 9f e8 a3 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 39 d8 9f 48 01

 4933 00:34:10.188906  <4>[   48.179458] RSP: 0018:ffffb5e581e97e58 EFLAGS: 00010246

 4934 00:34:10.195519  <4>[   48.184937] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4935 00:34:10.202524  <4>[   48.192320] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4936 00:34:10.209334  <4>[   48.199702] RBP: ffffffff9fd82ac1 R08: 0000000000000000 R09: 0000000000000000

 4937 00:34:10.218761  <4>[   48.207093] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4938 00:34:10.225437  <4>[   48.214477] R13: ffffb5e581e97f10 R14: ffffb5e581e97f10 R15: ffffa21785718000

 4939 00:34:10.231899  <4>[   48.221859] FS:  00007fdca369d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4940 00:34:10.238739  <4>[   48.230197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4941 00:34:10.244875  <4>[   48.236193] CR2: 0000000000000000 CR3: 0000000104160000 CR4: 00000000001506e0

 4942 00:34:10.248250  <4>[   48.243575] Call Trace:

 4943 00:34:10.255204  <4>[   48.246284]  ? __die_body.cold+0x1a/0x1f

 4944 00:34:10.258563  <4>[   48.250465]  ? no_context+0x177/0x380

 4945 00:34:10.261478  <4>[   48.254387]  ? exc_page_fault+0x53/0x170

 4946 00:34:10.264731  <4>[   48.258565]  ? asm_exc_page_fault+0x1e/0x30

 4947 00:34:10.271345  <4>[   48.263005]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4948 00:34:10.274931  <4>[   48.267356]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4949 00:34:10.278338  <4>[   48.271705]  direct_entry.cold+0x2c/0x38

 4950 00:34:10.281422  <4>[   48.275887]  full_proxy_write+0x56/0x80

 4951 00:34:10.284701  <4>[   48.279981]  vfs_write+0xea/0x3b0

 4952 00:34:10.291420  <4>[   48.283552]  ksys_write+0x68/0xf0

 4953 00:34:10.295102  <4>[   48.287128]  do_syscall_64+0x33/0x40

 4954 00:34:10.298623  <4>[   48.290960]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4955 00:34:10.302005  <4>[   48.296266] RIP: 0033:0x7fdca3579473

 4956 00:34:10.321948  <4>[   48.300096] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4957 00:34:10.328065  <4>[   48.319093] RSP: 002b:00007fffb2445938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4958 00:34:10.339026  <4>[   48.326911] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fdca3579473

 4959 00:34:10.345453  <4>[   48.334294] RDX: 000000000000000c RSI: 00007fdca346d000 RDI: 0000000000000001

 4960 00:34:10.351534  <4>[   48.341675] RBP: 00007fdca346d000 R08: 00007fdca346c010 R09: 0000000000000000

 4961 00:34:10.358359  <4>[   48.349056] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4962 00:34:10.368152  <4>[   48.356437] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4963 00:34:10.408367  <4>[   48.363823] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 4964 00:34:10.411874  <4>[   48.403741] CR2: 0000000000000000

 4965 00:34:10.414815  <4>[   48.407360] ---[ end trace e028c3487ed3209d ]---

 4966 00:34:10.418174  <4>[   48.412256] RIP: 0010:lkdtm_BUG+0x5/0x10

 4967 00:34:10.437783  <4>[   48.416541] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 4968 00:34:10.444541  <4>[   48.435565] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 4969 00:34:10.451870  <4>[   48.441114] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 4970 00:34:10.457523  <4>[   48.448582] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 4971 00:34:10.468249  <4>[   48.456006] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 4972 00:34:10.474850  <4>[   48.463480] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4973 00:34:10.481058  <4>[   48.470912] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 4974 00:34:10.491206  <4>[   48.478348] FS:  00007fdca369d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 4975 00:34:10.494920  <4>[   48.486733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4976 00:34:10.504147  <4>[   48.492775] CR2: 0000000000000000 CR3: 0000000104160000 CR4: 00000000001506e0

 4977 00:34:10.679756  <6>[   48.671173] lkdtm: Performing direct entry WRITE_RO

 4978 00:34:10.680311  # Killed

 4979 00:34:10.686005  # [   48.022020] lkdtm: Performing direct entry ACCESS_NULL

 4980 00:34:10.692290  # [   48.036050] lkdtm: attempting bad read at 0000000000000000

 4981 00:34:10.698866  # [   48.064055] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4982 00:34:10.708949  # [   48.093349] #PF: supervisor read <6>[   48.676328] lkdtm: attempting bad rodata write at ffffffff9f8f8930

 4983 00:34:10.709478  access in kernel mode

 4984 00:34:10.716051  # [   48.120922] #PF: error_code(0x0000) - not-present page

 4985 00:34:10.719046  # [   48.126312] PGD 0 P4D 0 

 4986 00:34:10.722214  # [   48.137332] Oops: 0000 [#12] SMP NOPTI

 4987 00:34:10.728986  # [   48.141339] CPU: 1 PID: 1852 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 4988 00:34:10.735850  # [  <1>[   48.704961] BUG: unable to handle page fault for address: ffffffff9f8f8930

 4989 00:34:10.742157   48.149327] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4990 00:34:10.749037  # [   48.155502] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4991 00:34:10.766135  # [   48.160461] Code: c9 d7 fb ff be 00 10 00 00 48 89 ef e8 f8 6c 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 39 d8 9f e<1>[   48.734243] #PF: supervisor write access in kernel mode

 4992 00:34:10.772615  8 <a3 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 39 d8 9f 48 01

 4993 00:34:10.775522  # [   48.179458] RSP: 0018:ffffb5e581e97e58 EFLAGS: 00010246

 4994 00:34:10.785456  # [   48.184937] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4995 00:34:10.792798  # [   48.192320] RDX: 000001>[   48.761902] #PF: error_code(0x0003) - permissions violation

 4996 00:34:10.798904  00000000000 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 4997 00:34:10.805981  # [   48.199702] RBP: ffffffff9fd82ac1 R08: 0000000000000000 R09: 0000000000000000

 4998 00:34:10.812843  # [   48.207093] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4999 00:34:10.822509  # [   48.214477] R13: ffffb5e58<6>[   48.789915] PGD c0029067 P4D c0029067 PUD c002a063 PMD 80000000bf8001e1 

 5000 00:34:10.825732  1e97f10 R14: ffffb5e581e97f10 R15: ffffa21785718000

 5001 00:34:10.835692  # [   48.221859] FS:  00007fdca369d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5002 00:34:10.839290  # [   48.230197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5003 00:34:10.849261  # [   48.236193] CR2: 0000000000000000 C<4>[   48.819053] Oops: 0003 [#13] SMP NOPTI

 5004 00:34:10.852982  R3: 0000000104160000 CR4: 00000000001506e0

 5005 00:34:10.856051  # [   48.243575] Call Trace:

 5006 00:34:10.858917  # [   48.246284]  ? __die_body.cold+0x1a/0x1f

 5007 00:34:10.862471  # [   48.250465]  ? no_context+0x177/0x380

 5008 00:34:10.865855  # [   48.254387]  ? exc_page_fault+0x53/0x170

 5009 00:34:10.879427  # [   48.258565]  ? asm_exc_page_fault+0x1e/<4>[   48.845243] CPU: 1 PID: 1888 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5010 00:34:10.879964  0x<30

 5011 00:34:10.882299  # [   48.263005]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5012 00:34:10.885880  # [   48.267356]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5013 00:34:10.892394  # [   48.271705]  direct_entry.cold+0x2c/0x38

 5014 00:34:10.896463  # [   48.275887]  full_proxy_write+0x56/0x80

 5015 00:34:10.899053  # [   48.279981]  vfs_write+0xea/0x3b0

 5016 00:34:10.905791  # [   48.283552]  k4>[   48.875416] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5017 00:34:10.909582  sys_write+0x68/0xf0

 5018 00:34:10.912285  # [   48.287128]  do_syscall_64+0x33/0x40

 5019 00:34:10.916397  # [   48.290960]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5020 00:34:10.922589  # [   48.296266] RIP: 0033:0x7fdca3579473

 5021 00:34:10.933318  # [   48.300096] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f <4>[   48.903783] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5022 00:34:10.945717  00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5023 00:34:10.952728  # [   48.319093] RSP: 002b:00007fffb2445938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5024 00:34:10.975583  # [   48.326911] RAX: ffffffffffffffda<4>[   48.930660] Code: 00 48 c7 c7 b0 38 d8 9f 48 c7 c6 30 89 8f 9f e8 4d da fb ff 48 8b 05 d2 92 a9 00 ba 34 12 cd ab 48 c7 c7 e0 38 d8 9f 48 31 d0 <48> 89 05 bc 92 a9 00 e9 2b da fb ff 0f 1f 44 00 00 48 8b 05 cb bc

 5025 00:34:10.978868   RBX: 000000000000000c RCX: 00007fdca3579473

 5026 00:34:10.985636  # [   48.334294] RDX: 000000000000000c RSI: 00007fdca346d000 RDI: 0000000000000001

 5027 00:34:10.992559  # [   48.341675] RBP: 00007fdca346d000 R08: 00007fdca346c010 R09: 0000000000000000

 5028 00:34:11.002096  # [   48.349056] R10: fffffffffffffbc5 R11<4>[   48.971841] RSP: 0018:ffffb5e581f17e60 EFLAGS: 00010202

 5029 00:34:11.006030  : <0000000000000246 R12: 0000000000000001

 5030 00:34:11.012605  # [   48.356437] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5031 00:34:11.032735  # [   48.363823] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logge4>[   48.999505] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5032 00:34:11.062801  r <cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstor4>[   49.029076] RDX: 00000000abcd1234 RSI: ffffa217aad1bf50 RDI: ffffffff9fd838e0

 5033 00:34:11.069287  <4>[   49.058646] RBP: ffffffff9fd82acd R08: 0000000000000000 R09: 0000000000000000

 5034 00:34:11.075468  e coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5035 00:34:11.079123  # [   48.403741] CR2: 0000000000000000

 5036 00:34:11.082374  # [   48.407360] ---[ end trace e028c3487ed3209d ]---

 5037 00:34:11.089083  # [   48.412256] RIP: 0010:lkdtm_BUG+0x5/0x10

 5038 00:34:11.099320  # [   48.416541] Code: 89 ff e8 be d5 79 <4>[   49.066030] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5039 00:34:11.112183  ff< 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5040 00:34:11.118896  # [   48.435565] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5041 00:34:11.128846  # [   48.441114] 4>[   49.095597] R13: ffffb5e581f17f10 R14: ffffb5e581f17f10 R15: ffffa21783b19000

 5042 00:34:11.132155  RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5043 00:34:11.142151  # [   48.448582] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5044 00:34:11.148925  # [   48.456006] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5045 00:34:11.158749  # [   48.463480] R10:<4>[   49.125173] FS:  00007f3b4e0cd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5046 00:34:11.165411   0<0000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5047 00:34:11.172369  # [   48.470912] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5048 00:34:11.178554  # [   48.478348] FS:  00007fdca369d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5049 00:34:11.185206  # [   48.486734>[   49.155695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5050 00:34:11.191765  3]< CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5051 00:34:11.198207  # [   48.492775] CR2: 0000000000000000 CR3: 0000000104160000 CR4: 00000000001506e0

 5052 00:34:11.201421  # ACCESS_NULL: saw 'call trace:': ok

 5053 00:34:11.205068  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5054 00:34:11.208627  # selftests: lkdtm: WRITE_RO.sh

 5055 00:34:11.215318  4>[   49.183880] CR2: ffffffff9f8f8930 CR3: 0000000102c5a000 CR4: 00000000001506e0

 5056 00:34:11.218123  <4>[   49.212844] Call Trace:

 5057 00:34:11.221512  <4>[   49.215556]  ? __die_body.cold+0x1a/0x1f

 5058 00:34:11.225189  <4>[   49.219740]  ? no_context+0x177/0x380

 5059 00:34:11.231545  <4>[   49.223663]  ? exc_page_fault+0xd7/0x170

 5060 00:34:11.234687  <4>[   49.227843]  ? asm_exc_page_fault+0x1e/0x30

 5061 00:34:11.238392  <4>[   49.232285]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5062 00:34:11.244665  <4>[   49.236378]  direct_entry.cold+0x2c/0x38

 5063 00:34:11.247982  <4>[   49.240561]  full_proxy_write+0x56/0x80

 5064 00:34:11.251477  <4>[   49.244658]  vfs_write+0xea/0x3b0

 5065 00:34:11.254675  <4>[   49.248231]  ksys_write+0x68/0xf0

 5066 00:34:11.258846  <4>[   49.251804]  do_syscall_64+0x33/0x40

 5067 00:34:11.264923  <4>[   49.255636]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5068 00:34:11.268347  <4>[   49.260942] RIP: 0033:0x7f3b4dfd9473

 5069 00:34:11.287941  <4>[   49.264773] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5070 00:34:11.294651  <4>[   49.283770] RSP: 002b:00007ffcb7c4f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5071 00:34:11.301421  <4>[   49.291590] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f3b4dfd9473

 5072 00:34:11.308571  <4>[   49.298976] RDX: 0000000000000009 RSI: 00007f3b4decd000 RDI: 0000000000000001

 5073 00:34:11.315060  <4>[   49.306358] RBP: 00007f3b4decd000 R08: 00007f3b4decc010 R09: 0000000000000000

 5074 00:34:11.324740  <4>[   49.313743] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5075 00:34:11.331446  <4>[   49.321125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5076 00:34:11.371333  <4>[   49.328516] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5077 00:34:11.374647  <4>[   49.368443] CR2: ffffffff9f8f8930

 5078 00:34:11.378154  <4>[   49.372016] ---[ end trace e028c3487ed3209e ]---

 5079 00:34:11.384792  <4>[   49.376891] RIP: 0010:lkdtm_BUG+0x5/0x10

 5080 00:34:11.401443  <4>[   49.381069] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5081 00:34:11.407816  <4>[   49.400068] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5082 00:34:11.414988  <4>[   49.405547] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5083 00:34:11.424842  <4>[   49.412929] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5084 00:34:11.431291  <4>[   49.420314] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5085 00:34:11.438468  <4>[   49.427700] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5086 00:34:11.444966  <4>[   49.435083] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5087 00:34:11.454877  <4>[   49.442469] FS:  00007f3b4e0cd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5088 00:34:11.457931  <4>[   49.450806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5089 00:34:11.468540  <4>[   49.456802] CR2: ffffffff9f8f8930 CR3: 0000000102c5a000 CR4: 00000000001506e0

 5090 00:34:11.474923  <3>[   49.464191] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5091 00:34:11.484820  <3>[   49.473307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1888, name: cat

 5092 00:34:11.488542  <4>[   49.481126] INFO: lockdep is turned off.

 5093 00:34:11.491257  <4>[   49.485304] irq event stamp: 0

 5094 00:34:11.498267  <4>[   49.488617] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5095 00:34:11.504946  <4>[   49.495139] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5096 00:34:11.514855  <4>[   49.503563] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5097 00:34:11.521161  <4>[   49.511988] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5098 00:34:11.528327  <4>[   49.518508] CPU: 1 PID: 1888 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5099 00:34:11.534856  <4>[   49.526500] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5100 00:34:11.538220  <4>[   49.532669] Call Trace:

 5101 00:34:11.541397  <4>[   49.535378]  dump_stack+0x77/0x9b

 5102 00:34:11.544285  <4>[   49.538953]  ___might_sleep.cold+0xa6/0xb6

 5103 00:34:11.551262  <4>[   49.543309]  exit_signals+0x1c/0x300

 5104 00:34:11.554961  <4>[   49.547141]  do_exit+0xc2/0xab0

 5105 00:34:11.558389  <4>[   49.550542]  ? ksys_write+0x68/0xf0

 5106 00:34:11.561882  <4>[   49.554287]  make_task_dead+0x2f/0x30

 5107 00:34:11.564553  <4>[   49.558206]  rewind_stack_and_make_dead+0x17/0x20

 5108 00:34:11.571290  <4>[   49.563165] RIP: 0033:0x7f3b4dfd9473

 5109 00:34:11.588133  <4>[   49.566998] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5110 00:34:11.598084  <4>[   49.585998] RSP: 002b:00007ffcb7c4f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5111 00:34:11.605511  <4>[   49.593818] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f3b4dfd9473

 5112 00:34:11.611381  <4>[   49.601204] RDX: 0000000000000009 RSI: 00007f3b4decd000 RDI: 0000000000000001

 5113 00:34:11.618448  <4>[   49.608588] RBP: 00007f3b4decd000 R08: 00007f3b4decc010 R09: 0000000000000000

 5114 00:34:11.624921  <4>[   49.615972] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5115 00:34:11.635268  <4>[   49.623354] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5116 00:34:11.847362  <6>[   49.839250] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5117 00:34:11.850292  # Killed

 5118 00:34:11.853627  # [   48.671173] lkdtm: Performing direct entry WRITE_RO

 5119 00:34:11.860318  # [   48.676328] lkdtm: attempting bad rodata write at ffffffff9f8f8930

 5120 00:34:11.866988  # [   48.704961] BUG: unable to handle page fault for address: ffffffff9f8f8930

 5121 00:34:11.877198  # [   48.734243] #PF: supervisor w<6>[   49.845352] lkdtm: attempting bad ro_after_init write at ffffffff9fe0b350

 5122 00:34:11.880613  rite access in kernel mode

 5123 00:34:11.887403  # [   48.761902] #PF: error_code(0x0003) - permissions violation

 5124 00:34:11.893705  # [   48.789915] PGD c0029067 P4D c0029067 PUD c002a063 PMD 80000000bf8001e1 

 5125 00:34:11.897346  # [   48.819053] Oops: 0003 [#13] SMP NOPTI

 5126 00:34:11.906716  # [   48.845243] CPU: 1 PID: 1888 Comm<1>[   49.874598] BUG: unable to handle page fault for address: ffffffff9fe0b350

 5127 00:34:11.910264  : cat Tainted: G      D W         5.10.204-cip41 #1

 5128 00:34:11.917142  # [   48.875416] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5129 00:34:11.923365  # [   48.903783] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5130 00:34:11.933606  # [   48.930660] Code: 00 48 c7 c7 b0 38 d8 9f 48 c7 c6 30 89 8f 9f e8 4d da fb <1>[   49.903881] #PF: supervisor write access in kernel mode

 5131 00:34:11.940151  <1>[   49.931539] #PF: error_code(0x0003) - permissions violation

 5132 00:34:11.953294  ff 48 8b 05 d2 92 a9 00 ba 34 12 cd ab 48 c7 c7 e0 38 d8 9f 48 31 d0 <48> 89 05 bc 92 a9 00 e9 2b da fb ff 0f 1f 44 00 00 48 8b 05 cb bc

 5133 00:34:11.957139  # [   48.971841] RSP: 0018:ffffb5e581f17e60 EFLAGS: 00010202

 5134 00:34:11.969750  # [   48.999505] RAX: 000000000198b861 RBX: 000000000000<6>[   49.937363] PGD c0029067 P4D c0029067 PUD c002a063 PMD 10530f063 PTE 80000000bfe0b161

 5135 00:34:11.973678  0028 RCX: 0000000000000000

 5136 00:34:11.979950  # [   49.029076] RDX: 00000000abcd1234 RSI: ffffa217aad1bf50 RDI: ffffffff9fd838e0

 5137 00:34:11.987108  # [   49.058646] RBP: ffffffff9fd82acd R08: 0000000000000000 R09: 0000000000000000

 5138 00:34:11.996851  # [   49.066030] R10: 00000000ffffe000 R11: 3fffffffffffffff<4>[   49.967625] Oops: 0003 [#14] SMP NOPTI

 5139 00:34:12.000640   R12: 0000000000000009

 5140 00:34:12.007109  # [   49.095597] R13: ffffb5e581f17f10 R14: ffffb5e581f17f10 R15: ffffa21783b19000

 5141 00:34:12.013939  # [   49.125173] FS:  00007f3b4e0cd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5142 00:34:12.027033  # [   49.155695] CS:  0010 DS: 0000 ES: 0000 CR0: 000<4>[   49.993815] CPU: 1 PID: 1924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5143 00:34:12.033800  <4>[   50.023988] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5144 00:34:12.034280  0000080050033

 5145 00:34:12.040761  # [   49.183880] CR2: ffffffff9f8f8930 CR3: 0000000102c5a000 CR4: 00000000001506e0

 5146 00:34:12.043541  # [   49.212844] Call Trace:

 5147 00:34:12.046965  # [   49.215556]  ? __die_body.cold+0x1a/0x1f

 5148 00:34:12.053453  # [   49.219740]  ? no_context+0x177/0x380

 5149 00:34:12.059953  # [   49.223663]  ? exc_page_fault+0<4>[   50.030164] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5150 00:34:12.063200  xd7/0x170

 5151 00:34:12.066911  # [   49.227843]  ? asm_exc_page_fault+0x1e/0x30

 5152 00:34:12.070208  # [   49.232285]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5153 00:34:12.073496  # [   49.236378]  direct_entry.cold+0x2c/0x38

 5154 00:34:12.076996  # [   49.240561]  full_proxy_write+0x56/0x80

 5155 00:34:12.080438  # [   49.244658]  vfs_write+0xea/0x3b0

 5156 00:34:12.103767  # [   49.248231]<4>[   50.057993] Code: 39 d8 9f e9 ff d9 fb ff 48 c7 c7 38 39 d8 9f e8 f3 d9 fb ff 48 8b 05 98 bc fa 00 ba 34 12 cd ab 48 c7 c7 e0 38 d8 9f 48 31 d0 <48> 89 05 82 bc fa 00 e9 d1 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5157 00:34:12.104354    ksys_write+0x68/0xf0

 5158 00:34:12.107180  # [   49.251804]  do_syscall_64+0x33/0x40

 5159 00:34:12.113071  # [   49.255636]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5160 00:34:12.116987  # [   49.260942] RIP: 0033:0x7f3b4dfd9473

 5161 00:34:12.130240  # [   49.264773] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f <4>[   50.099174] RSP: 0018:ffffb5e581fa7e60 EFLAGS: 00010202

 5162 00:34:12.140585  1f< 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5163 00:34:12.150211  # [   49.283770] RSP: 002b:00007ffcb7c4f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5164 00:34:12.159838  # [   49.291590] RAX: fffffffffffff4>[   50.126837] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5165 00:34:12.163600  fd<a RBX: 0000000000000009 RCX: 00007f3b4dfd9473

 5166 00:34:12.169921  # [   49.298976] RDX: 0000000000000009 RSI: 00007f3b4decd000 RDI: 0000000000000001

 5167 00:34:12.176761  # [   49.306358] RBP: 00007f3b4decd000 R08: 00007f3b4decc010 R09: 0000000000000000

 5168 00:34:12.190422  # [   49.313743] R10: fffffffffffffbc5 4>[   50.156408] RDX: 00000000abcd1234 RSI: ffffa217aad1bf50 RDI: ffffffff9fd838e0

 5169 00:34:12.193736  R1<1: 0000000000000246 R12: 0000000000000001

 5170 00:34:12.200445  # [   49.321125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5171 00:34:12.220113  # [   49.328516] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_lo4>[   50.185978] RBP: ffffffff9fd82ad6 R08: 0000000000000000 R09: 0000000000000000

 5172 00:34:12.246773  gg<er cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_ps4>[   50.215550] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5173 00:34:12.257448  <4>[   50.245122] R13: ffffb5e581fa7f10 R14: ffffb5e581fa7f10 R15: ffffa217845e4000

 5174 00:34:12.263323  tore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5175 00:34:12.266315  # [   49.368443] CR2: ffffffff9f8f8930

 5176 00:34:12.269691  # [   49.372016] ---[ end trace e028c3487ed3209e ]---

 5177 00:34:12.272913  # [   49.376891] RIP: 0010:lkdtm_BUG+0x5/0x10

 5178 00:34:12.286421  # [   49.381069] Code: 89 ff e8 be d5 <4>[   50.252506] FS:  00007f94b0ba9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5179 00:34:12.292821  <4>[   50.283025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5180 00:34:12.306187  79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5181 00:34:12.312819  # [   49.400068] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5182 00:34:12.323099  # [   49.40554<4>[   50.289021] CR2: ffffffff9fe0b350 CR3: 000000010662c000 CR4: 00000000001506e0

 5183 00:34:12.326102  7] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5184 00:34:12.335973  # [   49.412929] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5185 00:34:12.342813  # [   49.420314] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5186 00:34:12.346056  # [   49.427700] R<4>[   50.318586] Call Trace:

 5187 00:34:12.352867  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5188 00:34:12.360049  # [   49.435083] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5189 00:34:12.366626  # [   49.442469] FS:  00007f3b4e0cd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5190 00:34:12.373410  # [   49.45<4>[   50.343486]  ? __die_body.cold+0x1a/0x1f

 5191 00:34:12.376065  0806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5192 00:34:12.385822  # [   49.456802] CR2: ffffffff9f8f8930 CR3: 0000000102c5a000 CR4: 00000000001506e0

 5193 00:34:12.392422  # [   49.464191] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5194 00:34:12.399330  # [   49.47<4>[   50.369846]  ? no_context+0x177/0x380

 5195 00:34:12.406235  3307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1888, name: cat

 5196 00:34:12.409564  # [   49.481126] INFO: lockdep is turned off.

 5197 00:34:12.412964  # [   49.485304] irq event stamp: 0

 5198 00:34:12.419611  # [   49.488617] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5199 00:34:12.426530  # [   49.495139] har<4>[   50.395948]  ? exc_page_fault+0xd7/0x170

 5200 00:34:12.432515  dirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5201 00:34:12.439208  # [   49.503563] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5202 00:34:12.446422  # [   49.511988] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5203 00:34:12.452763  # [   49.5<4>[   50.422311]  ? asm_exc_page_fault+0x1e/0x30

 5204 00:34:12.459539  18508] CPU: 1 PID: 1888 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5205 00:34:12.466292  # [   49.526500] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5206 00:34:12.466856  # [   49.532669] Call Trace:

 5207 00:34:12.469459  # [   49.535378]  dump_stack+0x77/0x9b

 5208 00:34:12.480118  # [   49.538953]  ___might_sleep.co<4>[   50.448936]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5209 00:34:12.480688  ld+0xa6/0xb6

 5210 00:34:12.482709  # [   49.543309]  exit_signals+0x1c/0x300

 5211 00:34:12.485923  # [   49.547141]  do_exit+0xc2/0xab0

 5212 00:34:12.489326  # [   49.550542]  ? ksys_write+0x68/0xf0

 5213 00:34:12.495700  # [   49.554287]  make_task_dead+0x2f/0x30

 5214 00:34:12.499493  # [   49.558206]  rewind_stack_and_make_dead+0x17/0x20

 5215 00:34:12.506600  # [   49.563165] RI<4>[   50.476163]  direct_entry.cold+0x2c/0x38

 5216 00:34:12.507208  P: 0033:0x7f3b4dfd9473

 5217 00:34:12.526095  # [   49.566998] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5218 00:34:12.532345  # [   49.58599<4>[   50.502530]  full_proxy_write+0x56/0x80

 5219 00:34:12.539202  8] RSP: 002b:00007ffcb7c4f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5220 00:34:12.545556  # [   49.593818] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f3b4dfd9473

 5221 00:34:12.552053  # [   49.601204] RDX: 0000000000000009 RSI: 00007f3b4decd000 RDI: 0000000000000001

 5222 00:34:12.555417  # [   49.6085<4>[   50.528807]  vfs_write+0xea/0x3b0

 5223 00:34:12.562912  88] RBP: 00007f3b4decd000 R08: 00007f3b4decc010 R09: 0000000000000000

 5224 00:34:12.572529  # [   49.615972] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5225 00:34:12.579229  # [   49.623354] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5226 00:34:12.582029  # WRITE_RO: saw '<4>[   50.554561]  ksys_write+0x68/0xf0

 5227 00:34:12.585294  call trace:': ok

 5228 00:34:12.588864  ok 39 selftests: lkdtm: WRITE_RO.sh

 5229 00:34:12.592467  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5230 00:34:12.595368  <4>[   50.580319]  do_syscall_64+0x33/0x40

 5231 00:34:12.602204  <4>[   50.592726]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5232 00:34:12.605674  <4>[   50.598033] RIP: 0033:0x7f94b0a81473

 5233 00:34:12.621870  <4>[   50.601864] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5234 00:34:12.632836  <4>[   50.620861] RSP: 002b:00007ffd651db1a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5235 00:34:12.639238  <4>[   50.628681] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f94b0a81473

 5236 00:34:12.645504  <4>[   50.636066] RDX: 0000000000000014 RSI: 00007f94b0975000 RDI: 0000000000000001

 5237 00:34:12.652049  <4>[   50.643447] RBP: 00007f94b0975000 R08: 00007f94b0974010 R09: 0000000000000000

 5238 00:34:12.662301  <4>[   50.650832] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5239 00:34:12.669300  <4>[   50.658214] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5240 00:34:12.708842  <4>[   50.665604] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5241 00:34:12.712413  <4>[   50.705529] CR2: ffffffff9fe0b350

 5242 00:34:12.715880  <4>[   50.709101] ---[ end trace e028c3487ed3209f ]---

 5243 00:34:12.722349  <4>[   50.713977] RIP: 0010:lkdtm_BUG+0x5/0x10

 5244 00:34:12.738788  <4>[   50.718154] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5245 00:34:12.746055  <4>[   50.737153] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5246 00:34:12.752366  <4>[   50.742633] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5247 00:34:12.758750  <4>[   50.750015] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5248 00:34:12.769032  <4>[   50.757400] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5249 00:34:12.775156  <4>[   50.764782] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5250 00:34:12.782469  <4>[   50.772163] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5251 00:34:12.792288  <4>[   50.779546] FS:  00007f94b0ba9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5252 00:34:12.795373  <4>[   50.787883] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5253 00:34:12.805353  <4>[   50.793878] CR2: ffffffff9fe0b350 CR3: 000000010662c000 CR4: 00000000001506e0

 5254 00:34:12.812123  <3>[   50.801265] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5255 00:34:12.822060  <3>[   50.810381] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1924, name: cat

 5256 00:34:12.825098  <4>[   50.818199] INFO: lockdep is turned off.

 5257 00:34:12.828730  <4>[   50.822374] irq event stamp: 0

 5258 00:34:12.835526  <4>[   50.825683] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5259 00:34:12.841634  <4>[   50.832203] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5260 00:34:12.851622  <4>[   50.840629] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5261 00:34:12.858618  <4>[   50.849053] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5262 00:34:12.864918  <4>[   50.855574] CPU: 1 PID: 1924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5263 00:34:12.872171  <4>[   50.863565] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5264 00:34:12.875186  <4>[   50.869735] Call Trace:

 5265 00:34:12.878690  <4>[   50.872444]  dump_stack+0x77/0x9b

 5266 00:34:12.882075  <4>[   50.876020]  ___might_sleep.cold+0xa6/0xb6

 5267 00:34:12.888313  <4>[   50.880374]  exit_signals+0x1c/0x300

 5268 00:34:12.891274  <4>[   50.884206]  do_exit+0xc2/0xab0

 5269 00:34:12.895256  <4>[   50.887606]  ? ksys_write+0x68/0xf0

 5270 00:34:12.898356  <4>[   50.891351]  make_task_dead+0x2f/0x30

 5271 00:34:12.902004  <4>[   50.895271]  rewind_stack_and_make_dead+0x17/0x20

 5272 00:34:12.908583  <4>[   50.900228] RIP: 0033:0x7f94b0a81473

 5273 00:34:12.925983  <4>[   50.904062] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5274 00:34:12.934779  <4>[   50.923060] RSP: 002b:00007ffd651db1a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5275 00:34:12.941560  <4>[   50.930879] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f94b0a81473

 5276 00:34:12.947995  <4>[   50.938265] RDX: 0000000000000014 RSI: 00007f94b0975000 RDI: 0000000000000001

 5277 00:34:12.955764  <4>[   50.945647] RBP: 00007f94b0975000 R08: 00007f94b0974010 R09: 0000000000000000

 5278 00:34:12.961526  <4>[   50.953032] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5279 00:34:12.971181  <4>[   50.960414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5280 00:34:13.195890  <6>[   51.188383] lkdtm: Performing direct entry WRITE_KERN

 5281 00:34:13.196453  # Killed

 5282 00:34:13.202498  # [   49.839250] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5283 00:34:13.209202  # [   49.845352] lkdtm: attempting bad ro_after_init write at ffffffff9fe0b350

 5284 00:34:13.216100  # [   49.874598] BUG: unable to handle page fault for address: ffffffff9fe0b350

 5285 00:34:13.225937  # [   49.903881]<6>[   51.193758] lkdtm: attempting bad 7222472 byte write at ffffffff9ee5f5d8

 5286 00:34:13.229871   #PF: supervisor write access in kernel mode

 5287 00:34:13.236478  # [   49.931539] #PF: error_code(0x0003) - permissions violation

 5288 00:34:13.243360  # [   49.937363] PGD c0029067 P4D c0029067 PUD c002a063 PMD 10530f063 PTE 80000000bfe0b161

 5289 00:34:13.247073  # [   49.967625] Oops: 0003 [#14] SMP NOPTI

 5290 00:34:13.256276  # [   4<1>[   51.222856] BUG: unable to handle page fault for address: ffffffff9ee5f5d8

 5291 00:34:13.262602  9.993815] CPU: 1 PID: 1924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5292 00:34:13.269688  # [   50.023988] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5293 00:34:13.272938  # [   50.030164] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5294 00:34:13.283226  # [   50.057993] Code: 39 d8 9f e9 ff <1>[   51.252141] #PF: supervisor write access in kernel mode

 5295 00:34:13.289588  <1>[   51.279800] #PF: error_code(0x0003) - permissions violation

 5296 00:34:13.303166  d9 fb ff 48 c7 c7 38 39 d8 9f e8 f3 d9 fb ff 48 8b 05 98 bc fa 00 ba 34 12 cd ab 48 c7 c7 e0 38 d8 9f 48 31 d0 <48> 89 05 82 bc fa 00 e9 d1 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5297 00:34:13.309755  # [   50.099174] RSP: 0018:ffffb5e581fa7e60 EFLAGS: 00010202

 5298 00:34:13.315771  # [   50.12683<6>[   51.285623] PGD c0029067 P4D c0029067 PUD c002a063 PMD bee001e1 

 5299 00:34:13.322974  7]< RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5300 00:34:13.329748  # [   50.156408] RDX: 00000000abcd1234 RSI: ffffa217aad1bf50 RDI: ffffffff9fd838e0

 5301 00:34:13.339135  # [   50.185978] RBP: ffffffff9fd82ad6 R08: 0000000000000000 R09: 0000000000000000

 5302 00:34:13.343209  # [   50.215550] R4>[   51.314062] Oops: 0003 [#15] SMP NOPTI

 5303 00:34:13.349143  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5304 00:34:13.355839  # [   50.245122] R13: ffffb5e581fa7f10 R14: ffffb5e581fa7f10 R15: ffffa217845e4000

 5305 00:34:13.365866  # [   50.252506] FS:  00007f94b0ba9580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5306 00:34:13.372369  # [   50.28<4>[   51.340253] CPU: 1 PID: 1960 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5307 00:34:13.379016  30<25] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5308 00:34:13.385890  # [   50.289021] CR2: ffffffff9fe0b350 CR3: 000000010662c000 CR4: 00000000001506e0

 5309 00:34:13.389097  # [   50.318586] Call Trace:

 5310 00:34:13.392556  # [   50.343486]  ? __die_body.cold+0x1a/0x1f

 5311 00:34:13.402588  # [   50.369846]  ? no_context+0x177/04>[   51.370426] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5312 00:34:13.403069  x380

 5313 00:34:13.406170  # [   50.395948]  ? exc_page_fault+0xd7/0x170

 5314 00:34:13.409285  # [   50.422311]  ? asm_exc_page_fault+0x1e/0x30

 5315 00:34:13.415507  # [   50.448936]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5316 00:34:13.419018  # [   50.476163]  direct_entry.cold+0x2c/0x38

 5317 00:34:13.422283  # [   50.502530]  full_proxy_write+0x56/0x80

 5318 00:34:13.428813  # [<4>[   51.398789] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5319 00:34:13.432446     50.528807]  vfs_write+0xea/0x3b0

 5320 00:34:13.435504  # [   50.554561]  ksys_write+0x68/0xf0

 5321 00:34:13.438991  # [   50.580319]  do_syscall_64+0x33/0x40

 5322 00:34:13.445478  # [   50.592726]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5323 00:34:13.448615  # [   50.598033] RIP: 0033:0x7f94b0a81473

 5324 00:34:13.469287  # [   50.601864] Code: 8b 15 21 2<4>[   51.425841] Code: 53 48 c7 c3 d8 f5 e5 9e 49 89 dc 48 89 da 49 81 ec 10 c1 77 9e 4c 89 e6 e8 a6 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 c1 77 9e <f3> a4 48 c7 c7 e0 38 d8 9f e8 8b d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5325 00:34:13.485886  a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5326 00:34:13.498984  # [   50.620861] RSP: 002b:00007ffd651db1a8 EFLAGS: 00000246 ORIG_RAX: <4>[   51.467024] RSP: 0018:ffffb5e58403fe50 EFLAGS: 00010246

 5327 00:34:13.499329  00<00000000000001

 5328 00:34:13.506589  # [   50.628681] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f94b0a81473

 5329 00:34:13.512715  # [   50.636066] RDX: 0000000000000014 RSI: 00007f94b0975000 RDI: 0000000000000001

 5330 00:34:13.526210  # [   50.643447] RBP: 00007f94b0975000 R08: 00007f94b0974010 R09: 00004>[   51.494688] RAX: 000000000000003c RBX: ffffffff9ee5f5d8 RCX: 00000000006e34c8

 5331 00:34:13.535973  <4>[   51.524260] RDX: 0000000000000000 RSI: ffffffff9e77c110 RDI: ffffffff9ee5f5d8

 5332 00:34:13.536452  000000000000

 5333 00:34:13.542337  # [   50.650832] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5334 00:34:13.549368  # [   50.658214] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5335 00:34:13.565748  # [   50.665604] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_l<4>[   51.531642] RBP: ffffffff9fd82aea R08: 0000000000000000 R09: 0000000000000000

 5336 00:34:13.592135  ig<htbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_s4>[   51.561208] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e34c8

 5337 00:34:13.602213  <4>[   51.590778] R13: ffffb5e58403ff10 R14: ffffb5e58403ff10 R15: ffffa2178662d000

 5338 00:34:13.612147  oc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5339 00:34:13.615694  # [   50.705529] CR2: ffffffff9fe0b350

 5340 00:34:13.618934  # [   50.709101] ---[ end trace e028c3487ed3209f ]---

 5341 00:34:13.632142  # [   50.713977] RIP: 0010:lkdtm<4>[   51.598163] FS:  00007f0e7c699580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5342 00:34:13.632717  _B<UG+0x5/0x10

 5343 00:34:13.652527  # [   50.718154] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5344 00:34:13.659303  # [   50.737153] RSP: 04>[   51.628682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5345 00:34:13.662322  018:ffffb5e580c2fe60 EFLAGS: 00010282

 5346 00:34:13.669368  # [   50.742633] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5347 00:34:13.679426  # [   50.750015] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5348 00:34:13.688889  # [   50.757400] RBP: ffffffff9fde8c28 R08: 00000<4>[   51.656869] CR2: ffffffff9ee5f5d8 CR3: 0000000103c8a000 CR4: 00000000001506e0

 5349 00:34:13.692451  <4>[   51.686429] Call Trace:

 5350 00:34:13.695553  00000000001 R09: 0000000000000001

 5351 00:34:13.702375  # [   50.764782] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5352 00:34:13.709460  # [   50.772163] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5353 00:34:13.719633  # [   50.779546] FS:  00007f94b0ba9580(0000) GS:ffffa<4>[   51.689143]  ? __die_body.cold+0x1a/0x1f

 5354 00:34:13.722476  217aad00000(0000) knlGS:0000000000000000

 5355 00:34:13.729448  # [   50.787883] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5356 00:34:13.735634  # [   50.793878] CR2: ffffffff9fe0b350 CR3: 000000010662c000 CR4: 00000000001506e0

 5357 00:34:13.745471  # [   50.801265] BUG: sleeping function called from invalid co<4>[   51.715499]  ? no_context+0x177/0x380

 5358 00:34:13.748879  ntext at include/linux/percpu-rwsem.h:49

 5359 00:34:13.755510  # [   50.810381] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1924, name: cat

 5360 00:34:13.758833  # [   50.818199] INFO: lockdep is turned off.

 5361 00:34:13.762236  # [   50.822374] irq event stamp: 0

 5362 00:34:13.772148  # [   50.825683] hardirqs last  enabled a<4>[   51.741603]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5363 00:34:13.775460  t (0): [<0000000000000000>] 0x0

 5364 00:34:13.782312  # [   50.832203] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5365 00:34:13.791898  # [   50.840629] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5366 00:34:13.798956  # [   50.849053] softirqs last <4>[   51.768918]  ? exc_page_fault+0xd7/0x170

 5367 00:34:13.802504  disabled at (0): [<0000000000000000>] 0x0

 5368 00:34:13.808477  # [   50.855574] CPU: 1 PID: 1924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5369 00:34:13.815304  # [   50.863565] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5370 00:34:13.819125  # [   50.869735] Call Trace:

 5371 00:34:13.825616  # [   50.872444]  dump<4>[   51.795282]  ? asm_exc_page_fault+0x1e/0x30

 5372 00:34:13.826185  _stack+0x77/0x9b

 5373 00:34:13.832193  # [   50.876020]  ___might_sleep.cold+0xa6/0xb6

 5374 00:34:13.836088  # [   50.880374]  exit_signals+0x1c/0x300

 5375 00:34:13.838628  # [   50.884206]  do_exit+0xc2/0xab0

 5376 00:34:13.842926  # [   50.887606]  ? ksys_write+0x68/0xf0

 5377 00:34:13.845779  # [   50.891351]  make_task_dead+0x2f/0x30

 5378 00:34:13.852069  # [   50.895271]  rewi<4>[   51.821902]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5379 00:34:13.855887  nd_stack_and_make_dead+0x17/0x20

 5380 00:34:13.858814  # [   50.900228] RIP: 0033:0x7f94b0a81473

 5381 00:34:13.879026  # [   50.904062] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0<4>[   51.849222]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5382 00:34:13.882185  f <1f 40 00 48 83 ec 28 48 89 54 24 18

 5383 00:34:13.888800  # [   50.923060] RSP: 002b:00007ffd651db1a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5384 00:34:13.898518  # [   50.930879] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f94b0a81473

 5385 00:34:13.905916  # [   50.938265] RDX: 0000000000000014 RSI: 4>[   51.876013]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5386 00:34:13.908956  00007f94b0975000 RDI: 0000000000000001

 5387 00:34:13.918715  # [   50.945647] RBP: 00007f94b0975000 R08: 00007f94b0974010 R09: 0000000000000000

 5388 00:34:13.925040  # [   50.953032] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5389 00:34:13.931491  # [   50.960414] R13: 0000000000000001 R14: 0000<4>[   51.903335]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5390 00:34:13.935267  000000020000 R15: 0000000000020000

 5391 00:34:13.938438  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 5392 00:34:13.944750  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5393 00:34:13.948551  # selftests: lkdtm: WRITE_KERN.sh

 5394 00:34:13.951503  <4>[   51.929784]  direct_entry.cold+0x2c/0x38

 5395 00:34:13.955555  <4>[   51.948261]  full_proxy_write+0x56/0x80

 5396 00:34:13.958283  <4>[   51.952356]  vfs_write+0xea/0x3b0

 5397 00:34:13.961803  <4>[   51.955928]  ksys_write+0x68/0xf0

 5398 00:34:13.965137  <4>[   51.959503]  do_syscall_64+0x33/0x40

 5399 00:34:13.971880  <4>[   51.963333]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5400 00:34:13.974960  <4>[   51.968640] RIP: 0033:0x7f0e7c571473

 5401 00:34:13.995335  <4>[   51.972471] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5402 00:34:14.001639  <4>[   51.991468] RSP: 002b:00007ffe1fffeb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5403 00:34:14.008176  <4>[   51.999287] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0e7c571473

 5404 00:34:14.018523  <4>[   52.006671] RDX: 000000000000000b RSI: 00007f0e7c465000 RDI: 0000000000000001

 5405 00:34:14.025299  <4>[   52.014057] RBP: 00007f0e7c465000 R08: 00007f0e7c464010 R09: 0000000000000000

 5406 00:34:14.031929  <4>[   52.021439] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5407 00:34:14.039567  <4>[   52.028824] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5408 00:34:14.079282  <4>[   52.036212] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5409 00:34:14.081653  <4>[   52.076136] CR2: ffffffff9ee5f5d8

 5410 00:34:14.088918  <4>[   52.079708] ---[ end trace e028c3487ed320a0 ]---

 5411 00:34:14.092069  <4>[   52.084580] RIP: 0010:lkdtm_BUG+0x5/0x10

 5412 00:34:14.111868  <4>[   52.088758] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5413 00:34:14.115211  <4>[   52.107756] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5414 00:34:14.121512  <4>[   52.113235] RAX: ffffffff9e77bd40 RBX: 0000000000000001 RCX: 0000000000000000

 5415 00:34:14.131774  <4>[   52.120617] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5416 00:34:14.138053  <4>[   52.128003] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5417 00:34:14.145814  <4>[   52.135387] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5418 00:34:14.151768  <4>[   52.142773] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5419 00:34:14.161832  <4>[   52.150157] FS:  00007f0e7c699580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5420 00:34:14.168315  <4>[   52.158496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5421 00:34:14.175063  <4>[   52.164491] CR2: ffffffff9ee5f5d8 CR3: 0000000103c8a000 CR4: 00000000001506e0

 5422 00:34:14.184941  <3>[   52.171878] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5423 00:34:14.191838  <3>[   52.180997] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1960, name: cat

 5424 00:34:14.194820  <4>[   52.188816] INFO: lockdep is turned off.

 5425 00:34:14.198793  <4>[   52.192991] irq event stamp: 0

 5426 00:34:14.205165  <4>[   52.196302] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5427 00:34:14.215114  <4>[   52.202821] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5428 00:34:14.221477  <4>[   52.211245] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5429 00:34:14.228539  <4>[   52.219670] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5430 00:34:14.238259  <4>[   52.226189] CPU: 1 PID: 1960 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5431 00:34:14.241697  <4>[   52.234179] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5432 00:34:14.245210  <4>[   52.240348] Call Trace:

 5433 00:34:14.248744  <4>[   52.243057]  dump_stack+0x77/0x9b

 5434 00:34:14.254909  <4>[   52.246630]  ___might_sleep.cold+0xa6/0xb6

 5435 00:34:14.258530  <4>[   52.250983]  exit_signals+0x1c/0x300

 5436 00:34:14.261253  <4>[   52.254817]  do_exit+0xc2/0xab0

 5437 00:34:14.265172  <4>[   52.258216]  ? ksys_write+0x68/0xf0

 5438 00:34:14.271275  <4>[   52.261962]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5439 00:34:14.274541  <4>[   52.267093]  make_task_dead+0x2f/0x30

 5440 00:34:14.278257  <4>[   52.271016]  rewind_stack_and_make_dead+0x17/0x20

 5441 00:34:14.281377  <4>[   52.275974] RIP: 0033:0x7f0e7c571473

 5442 00:34:14.301229  <4>[   52.279806] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5443 00:34:14.308117  <4>[   52.298804] RSP: 002b:00007ffe1fffeb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5444 00:34:14.318010  <4>[   52.306625] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0e7c571473

 5445 00:34:14.325697  <4>[   52.314007] RDX: 000000000000000b RSI: 00007f0e7c465000 RDI: 0000000000000001

 5446 00:34:14.331534  <4>[   52.321391] RBP: 00007f0e7c465000 R08: 00007f0e7c464010 R09: 0000000000000000

 5447 00:34:14.338745  <4>[   52.328775] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5448 00:34:14.344905  <4>[   52.336158] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5449 00:34:14.600246  <6>[   52.592607] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5450 00:34:14.603497  # Killed

 5451 00:34:14.607262  # [   51.188383] lkdtm: Performing direct entry WRITE_KERN

 5452 00:34:14.613421  # [   51.193758] lkdtm: attempting bad 7222472 byte write at ffffffff9ee5f5d8

 5453 00:34:14.620539  # [   51.222856] BUG: unable to handle page fault for address: ffffffff9ee5f5d8

 5454 00:34:14.630619  # [   51.252141] #PF: supe<6>[   52.598874] lkdtm: attempting good refcount_inc() without overflow

 5455 00:34:14.634096  rvisor write access in kernel mode

 5456 00:34:14.639896  # [   51.279800] #PF: error_code(0x0003) - permissions violation

 5457 00:34:14.643925  # [   51.285623] PGD c0029067 P4D c0029067 PUD c002a063 PMD bee001e1 

 5458 00:34:14.650216  # [   51.314062] Oops: 0003 [#15] SMP NOPTI

 5459 00:34:14.657151  # [   51.340253] CPU: 1 PID: 1960 Comm<6>[   52.627511] lkdtm: attempting bad refcount_inc() overflow

 5460 00:34:14.663603  : cat Tainted: G      D W         5.10.204-cip41 #1

 5461 00:34:14.670307  # [   51.370426] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5462 00:34:14.673649  # [   51.398789] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5463 00:34:14.684026  # [   51.425841] Code: 53 48 c7 c3 d8 f5 e5 9e 49 89 dc 48 89 da 49 81 ec 10 c<4>[   52.655381] ------------[ cut here ]------------

 5464 00:34:14.696855  1 77 9e 4c 89 e6 e8 a6 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 c1 77 9e <f3> a4 48 c7 c7 e0 38 d8 9f e8 8b d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5465 00:34:14.703811  # [   51.467024] RSP: 0018:ffffb5e58403fe50 EFLAGS: 00010246

 5466 00:34:14.714038  # [   51.494688] RAX: 000000000000003c RBX: ffffffff9e<4>[   52.682402] refcount_t: saturated; leaking memory.

 5467 00:34:14.716837  e5f5d8 RCX: 00000000006e34c8

 5468 00:34:14.723541  # [   51.524260] RDX: 0000000000000000 RSI: ffffffff9e77c110 RDI: ffffffff9ee5f5d8

 5469 00:34:14.729816  # [   51.531642] RBP: ffffffff9fd82aea R08: 0000000000000000 R09: 0000000000000000

 5470 00:34:14.743126  # [   51.561208] R10: 00000000ffffe000 R11: 3fffffffffffff<4>[   52.709667] WARNING: CPU: 1 PID: 1996 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5471 00:34:14.747469  ff R12: 00000000006e34c8

 5472 00:34:14.753302  # [   51.590778] R13: ffffb5e58403ff10 R14: ffffb5e58403ff10 R15: ffffa2178662d000

 5473 00:34:14.759858  # [   51.598163] FS:  00007f0e7c699580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5474 00:34:14.806193  # [   51.628682] CS:  0010 DS: 0000 ES: 0000 CR0: 0<4>[   52.740495] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5475 00:34:14.806786  000000080050033

 5476 00:34:14.813375  # [   51.656869] CR2: ffffffff9ee5f5d8 CR3: 0000000103c8a000 CR4: 00000000001506e0

 5477 00:34:14.816485  # [   51.686429] Call Trace:

 5478 00:34:14.820071  # [   51.689143]  ? __die_body.cold+0x1a/0x1f

 5479 00:34:14.823466  # [   51.715499]  ? no_context+0x177/0x380

 5480 00:34:14.836287  # [   51.741603]  ? lkdtm_SLAB_FRE<4>[   52.802562] CPU: 1 PID: 1996 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5481 00:34:14.836853  E_CROSS.cold+0x32/0x32

 5482 00:34:14.843017  # [   51.768918]  ? exc_page_fault+0xd7/0x170

 5483 00:34:14.846195  # [   51.795282]  ? asm_exc_page_fault+0x1e/0x30

 5484 00:34:14.849799  # [   51.821902]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5485 00:34:14.856337  # [   51.849222]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5486 00:34:14.863159  # [   51.876013]  ? lkdtm<4>[   52.832742] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5487 00:34:14.866666  _SLAB_FREE_CROSS.cold+0x32/0x32

 5488 00:34:14.870265  # [   51.903335]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5489 00:34:14.876862  # [   51.929784]  direct_entry.cold+0x2c/0x38

 5490 00:34:14.880004  # [   51.948261]  full_proxy_write+0x56/0x80

 5491 00:34:14.883595  # [   51.952356]  vfs_write+0xea/0x3b0

 5492 00:34:14.886284  # [   51.955928]  ksys_write+0x68/0xf0

 5493 00:34:14.893376  # <4>[   52.861100] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5494 00:34:14.896347  [   51.959503]  do_syscall_64+0x33/0x40

 5495 00:34:14.900054  # [   51.963333]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5496 00:34:14.903233  # [   51.968640] RIP: 0033:0x7f0e7c571473

 5497 00:34:14.932964  # [   51.972471] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00<4>[   52.888763] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 5498 00:34:14.942760   00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5499 00:34:14.949963  # [   51.991468] RSP: 002b:00007ffe1fffeb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5500 00:34:14.960173  # [   51.999287] RAX: ffffffffffffffda RBX: 000000000000000b <4>[   52.929992] RSP: 0018:ffffb5e5840cfe48 EFLAGS: 00010286

 5501 00:34:14.962819  RCX: 00007f0e7c571473

 5502 00:34:14.969758  # [   52.006671] RDX: 000000000000000b RSI: 00007f0e7c465000 RDI: 0000000000000001

 5503 00:34:14.976227  # [   52.014057] RBP: 00007f0e7c465000 R08: 00007f0e7c464010 R09: 0000000000000000

 5504 00:34:14.989665  # [   52.021439] R10: fffffffffffffbc5 R11: 0000000000000246 R12:<4>[   52.957702] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5505 00:34:14.993334   0000000000000001

 5506 00:34:14.999921  # [   52.028824] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5507 00:34:15.019619  # [   52.036212] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gs<4>[   52.987186] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 5508 00:34:15.050549  mi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_so<4>[   53.016848] RBP: ffffffff9fd82af5 R08: 0000000000000000 R09: 0000000000000000

 5509 00:34:15.052964  c_core snd_compress snd_pcm_dmaengine regmap_i2c

 5510 00:34:15.055797  # [   52.076136] CR2: ffffffff9ee5f5d8

 5511 00:34:15.063289  # [   52.079708] ---[ end trace e028c3487ed320a0 ]---

 5512 00:34:15.066428  # [   52.084580] RIP: 0010:lkdtm_BUG+0x5/0x10

 5513 00:34:15.079459  # [   52.088758] Code: 89 ff e8 be d5 79 ff 48 c7 c0 ea ff ff ff<4>[   53.046431] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5514 00:34:15.092729   eb de 48 c7 c0 ea ff ff ff e9 c9 8d a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 b0 7f 0b 03

 5515 00:34:15.096896  # [   52.107756] RSP: 0018:ffffb5e580c2fe60 EFLAGS: 00010282

 5516 00:34:15.108900  # [   52.113235] RAX: ffffffff9e77bd40 R<4>[   53.075935] R13: ffffb5e5840cff10 R14: ffffb5e5840cff10 R15: ffffa217831a4000

 5517 00:34:15.119342  BX: 0000000000000001 RCX: 0000000000000000<4>[   53.105505] FS:  00007f08747e5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5518 00:34:15.119974  

 5519 00:34:15.129174  # [   52.120617] RDX: 0000000000000000 RSI: ffffa217aad1bf50 RDI: ffffffff9f8f84b0

 5520 00:34:15.135456  # [   52.128003] RBP: ffffffff9fde8c28 R08: 0000000000000001 R09: 0000000000000001

 5521 00:34:15.142127  # [   52.135387] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5522 00:34:15.149040  # <4>[   53.117491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5523 00:34:15.156058  [   52.142773] R13: ffffb5e580c2ff10 R14: ffffb5e580c2ff10 R15: ffffa21783d71000

 5524 00:34:15.162792  # [   52.150157] FS:  00007f0e7c699580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5525 00:34:15.169619  # [   52.158496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5526 00:34:15.179081  # [   52.16<4>[   53.145669] CR2: 00007f08745e5000 CR3: 0000000104392000 CR4: 00000000001506e0

 5527 00:34:15.185614  4491] CR2: ffffffff9ee5f5d8 CR3: 0000000103c8a000 CR4: 00000000001506e0

 5528 00:34:15.192451  # [   52.171878] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5529 00:34:15.202163  # [   52.180997] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1960, n<4>[   53.175239] Call Trace:

 5530 00:34:15.202743  ame: cat

 5531 00:34:15.208585  # [   52.188816] INFO: lockdep is turned off.

 5532 00:34:15.213125  # [   52.192991] irq event stamp: 0

 5533 00:34:15.215990  <4>[   53.200142]  ? __warn+0x80/0x110

 5534 00:34:15.222579  # [   52.196302] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5535 00:34:15.229227  # [   52.202821] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5536 00:34:15.242411  # [   52.211245] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65<4>[   53.211771]  ? refcount_warn_saturate+0x51/0x110

 5537 00:34:15.242891  c/0x20e0

 5538 00:34:15.249393  # [   52.219670] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5539 00:34:15.256607  # [   52.226189] CPU: 1 PID: 1960 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5540 00:34:15.262563  # [   52.234179] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5541 00:34:15.269285  # [   52.24<4>[   53.238834]  ? report_bug+0x9e/0xc0

 5542 00:34:15.269866  0348] Call Trace:

 5543 00:34:15.272374  # [   52.243057]  dump_stack+0x77/0x9b

 5544 00:34:15.275626  # [   52.246630]  ___might_sleep.cold+0xa6/0xb6

 5545 00:34:15.281976  # [   52.250983]  exit_signals+0x1c/0x300

 5546 00:34:15.282537  # [   52.254817]  do_exit+0xc2/0xab0

 5547 00:34:15.288811  # [   52.258216]  ? ksys_write+0x68/0xf0

 5548 00:34:15.292467  <4>[   53.264768]  ? handle_bug+0x41/0x90

 5549 00:34:15.298575  # [   52.261962]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32<4>[   53.288530]  ? exc_invalid_op+0x14/0x70

 5550 00:34:15.299154  

 5551 00:34:15.305596  # [   52.267093]  make_task_dead+0x2f/0x30

 5552 00:34:15.308510  # [   52.271016]  rewind_stack_and_make_dead+0x17/0x20

 5553 00:34:15.312036  # [   52.275974] RIP: 0033:0x7f0e7c571473

 5554 00:34:15.325792  # [   52.279806] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 0<4>[   53.297484]  ? asm_exc_invalid_op+0x12/0x20

 5555 00:34:15.335509  0 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5556 00:34:15.345541  # [   52.298804] RSP: 002b:00007ffe1fffeb58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5557 00:34:15.355106  # [   52.306625] RAX: ffffffffffffffda RBX: 000000000000000b<4>[   53.324111]  ? refcount_warn_saturate+0x51/0x110

 5558 00:34:15.355616   RCX: 00007f0e7c571473

 5559 00:34:15.362310  # [   52.314007] RDX: 000000000000000b RSI: 00007f0e7c465000 RDI: 0000000000000001

 5560 00:34:15.375275  # [   52.321391] RBP: 00007f0e7c465000 R08: 00007f0e7c464010 R09: 0000000000000000<4>[   53.351172]  ? refcount_warn_saturate+0x51/0x110

 5561 00:34:15.375875  

 5562 00:34:15.381923  <4>[   53.372501]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5563 00:34:15.388704  # [   52.328775] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5564 00:34:15.395732  # [   52.336158] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5565 00:34:15.399068  # WRITE_KERN: saw 'call trace:': ok

 5566 00:34:15.402663  ok 41 selftests: lkdtm: WRITE_KERN.sh

 5567 00:34:15.405174  # selftests:<4>[   53.377734]  direct_entry.cold+0x2c/0x38

 5568 00:34:15.408394   lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5569 00:34:15.415675  <4>[   53.404089]  full_proxy_write+0x56/0x80

 5570 00:34:15.418573  <4>[   53.411106]  vfs_write+0xea/0x3b0

 5571 00:34:15.422342  <4>[   53.414712]  ksys_write+0x68/0xf0

 5572 00:34:15.425170  <4>[   53.418308]  do_syscall_64+0x33/0x40

 5573 00:34:15.432129  <4>[   53.422153]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5574 00:34:15.435362  <4>[   53.427472] RIP: 0033:0x7f08746f1473

 5575 00:34:15.451893  <4>[   53.431314] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5576 00:34:15.462813  <4>[   53.450333] RSP: 002b:00007ffdba50dcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5577 00:34:15.468318  <4>[   53.458160] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f08746f1473

 5578 00:34:15.474797  <4>[   53.465551] RDX: 0000000000000016 RSI: 00007f08745e5000 RDI: 0000000000000001

 5579 00:34:15.481397  <4>[   53.472944] RBP: 00007f08745e5000 R08: 00007f08745e4010 R09: 0000000000000000

 5580 00:34:15.492032  <4>[   53.480361] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5581 00:34:15.498456  <4>[   53.487764] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5582 00:34:15.501632  <4>[   53.495174] irq event stamp: 0

 5583 00:34:15.508218  <4>[   53.498497] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5584 00:34:15.515088  <4>[   53.505027] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5585 00:34:15.524796  <4>[   53.513471] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5586 00:34:15.531284  <4>[   53.521901] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5587 00:34:15.534647  <4>[   53.528425] ---[ end trace e028c3487ed320a1 ]---

 5588 00:34:15.541154  <6>[   53.533302] lkdtm: Overflow detected: saturated

 5589 00:34:15.580786  # [   52.592607] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5590 00:34:15.586718  # [   52.598874] lkdtm: attempting good refcount_inc() without overflow

 5591 00:34:15.593975  # [   52.627511] lkdtm: attempting bad refcount_inc() overflow

 5592 00:34:15.596931  # [   52.655381] ------------[ cut here ]------------

 5593 00:34:15.603268  # [   52.682402] refcount_t: saturated; leaking memory.

 5594 00:34:15.610256  # [   52.709667] WARNING: CPU: 1 PID: 1996 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5595 00:34:15.649960  # [   52.740495] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5596 00:34:15.659948  # [   52.802562] CPU: 1 PID: 1996 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5597 00:34:15.666765  # [   52.832742] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5598 00:34:15.669839  # [   52.861100] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5599 00:34:15.689739  # [   52.888763] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 5600 00:34:15.696552  # [   52.929992] RSP: 0018:ffffb5e5840cfe48 EFLAGS: 00010286

 5601 00:34:15.703182  # [   52.957702] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5602 00:34:15.713569  # [   52.987186] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa<6>[   53.702639] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5603 00:34:15.716365  217aad1bf50

 5604 00:34:15.722874  # [   53.016848] RBP: ffffffff9fd82af5 R08: 0000000000000000 R09: 0000000000000000

 5605 00:34:15.729781  # [   53.046431] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5606 00:34:15.743027  # [   53.075935] R13: ffffb5e5840cff10 R14: ffffb5e5840cff10 R15: ffffa2178<6>[   53.711975] lkdtm: attempting good refcount_add() without overflow

 5607 00:34:15.743140  31a4000

 5608 00:34:15.753076  # [   53.105505] FS:  00007f08747e5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5609 00:34:15.756113  # [   53.117491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5610 00:34:15.766534  # [   53.145669] CR2: 00007f08745e5000 CR3: 0000000104392000 CR4: 00000000001506e0

 5611 00:34:15.770373  <6>[   53.740619] lkdtm: attempting bad refcount_add() overflow

 5612 00:34:15.772979  # [   53.175239] Call Trace:

 5613 00:34:15.776748  # [   53.200142]  ? __warn+0x80/0x110

 5614 00:34:15.783282  # [   53.211771]  ? refcount_warn_saturate+0x51/0x110

 5615 00:34:15.787120  # [   53.238834]  ? report_bug+0x9e/0xc0

 5616 00:34:15.789704  # [   53.264768]  ? handle_bug+0x41/0x90

 5617 00:34:15.792989  # [   53.288530]  ? exc_invalid_op+0x14/0x70

 5618 00:34:15.796204  # <4>[   53.768462] ------------[ cut here ]------------

 5619 00:34:15.803680  [   53.297484]  ? asm_exc_invalid_op+0x12/0x20

 5620 00:34:15.806653  # [   53.324111]  ? refcount_warn_saturate+0x51/0x110

 5621 00:34:15.813466  # [   53.351172]  ? refcount_warn_saturate+0x51/0x110

 5622 00:34:15.816452  # [   53.372501]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5623 00:34:15.826759  # [   53.377734]  direct_entry.cold+0x2c/<4>[   53.795545] refcount_t: saturated; leaking memory.

 5624 00:34:15.827339  0x38

 5625 00:34:15.830046  # [   53.404089]  full_proxy_write+0x56/0x80

 5626 00:34:15.833360  # [   53.411106]  vfs_write+0xea/0x3b0

 5627 00:34:15.837185  # [   53.414712]  ksys_write+0x68/0xf0

 5628 00:34:15.840112  # [   53.418308]  do_syscall_64+0x33/0x40

 5629 00:34:15.846812  # [   53.422153]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5630 00:34:15.857375  # [   53.427472] RIP:<4>[   53.822800] WARNING: CPU: 0 PID: 2029 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5631 00:34:15.859715   0033:0x7f08746f1473

 5632 00:34:15.876598  # [   53.431314] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5633 00:34:15.920364  # [   53.450333]<4>[   53.853657] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5634 00:34:15.926951   RSP: 002b:00007ffdba50dcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5635 00:34:15.932830  # [   53.458160] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f08746f1473

 5636 00:34:15.940122  # [   53.465551] RDX: 0000000000000016 RSI: 00007f08745e5000 RDI: 0000000000000001

 5637 00:34:15.950024  # [   53.472944<4>[   53.915755] CPU: 0 PID: 2029 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5638 00:34:15.956455  ] RBP: 00007f08745e5000 R08: 00007f08745e4010 R09: 0000000000000000

 5639 00:34:15.963044  # [   53.480361] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5640 00:34:15.969683  # [   53.487764] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5641 00:34:15.976695  # [   53.495174] ir<4>[   53.945896] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5642 00:34:15.979396  q event stamp: 0

 5643 00:34:15.985968  # [   53.498497] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5644 00:34:15.992352  # [   53.505027] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5645 00:34:16.005613  # [   53.513471] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>]<4>[   53.974259] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5646 00:34:16.006181   copy_process+0x65c/0x20e0

 5647 00:34:16.012450  # [   53.521901] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5648 00:34:16.019733  # [   53.528425] ---[ end trace e028c3487ed320a1 ]---

 5649 00:34:16.022693  # [   53.533302] lkdtm: Overflow detected: saturated

 5650 00:34:16.045862  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': o<4>[   54.001946] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 5651 00:34:16.046434  k

 5652 00:34:16.048903  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5653 00:34:16.055776  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 5654 00:34:16.059204  <4>[   54.043124] RSP: 0018:ffffb5e58414fe48 EFLAGS: 00010286

 5655 00:34:16.066168  <4>[   54.057158] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5656 00:34:16.075952  <4>[   54.064550] RDX: ffffa217aac2c620 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 5657 00:34:16.082862  <4>[   54.071942] RBP: ffffffff9fd82b0b R08: 0000000000000000 R09: 0000000000000000

 5658 00:34:16.089358  <4>[   54.079333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5659 00:34:16.096353  <4>[   54.086726] R13: ffffb5e58414ff10 R14: ffffb5e58414ff10 R15: ffffa217846c3000

 5660 00:34:16.105858  <4>[   54.094118] FS:  00007f4d5e43d580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 5661 00:34:16.112949  <4>[   54.102463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5662 00:34:16.119063  <4>[   54.108468] CR2: 00007f4d5e20d000 CR3: 000000010317e000 CR4: 00000000001506f0

 5663 00:34:16.122420  <4>[   54.115861] Call Trace:

 5664 00:34:16.125700  <4>[   54.118583]  ? __warn+0x80/0x110

 5665 00:34:16.128955  <4>[   54.122111]  ? refcount_warn_saturate+0x51/0x110

 5666 00:34:16.133111  <4>[   54.126993]  ? report_bug+0x9e/0xc0

 5667 00:34:16.135430  <4>[   54.130750]  ? handle_bug+0x41/0x90

 5668 00:34:16.143407  <4>[   54.134502]  ? exc_invalid_op+0x14/0x70

 5669 00:34:16.145318  <4>[   54.138603]  ? asm_exc_invalid_op+0x12/0x20

 5670 00:34:16.152419  <4>[   54.143055]  ? refcount_warn_saturate+0x51/0x110

 5671 00:34:16.155360  <4>[   54.147936]  ? refcount_warn_saturate+0x51/0x110

 5672 00:34:16.162682  <4>[   54.152816]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5673 00:34:16.165664  <4>[   54.157871]  direct_entry.cold+0x2c/0x38

 5674 00:34:16.168933  <4>[   54.162060]  full_proxy_write+0x56/0x80

 5675 00:34:16.172125  <4>[   54.166194]  vfs_write+0xea/0x3b0

 5676 00:34:16.175900  <4>[   54.169773]  ksys_write+0x68/0xf0

 5677 00:34:16.178845  <4>[   54.173369]  do_syscall_64+0x33/0x40

 5678 00:34:16.185440  <4>[   54.177208]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5679 00:34:16.188925  <4>[   54.182522] RIP: 0033:0x7f4d5e319473

 5680 00:34:16.208992  <4>[   54.186363] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5681 00:34:16.215337  <4>[   54.205370] RSP: 002b:00007ffdedfbd158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5682 00:34:16.222570  <4>[   54.213212] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f4d5e319473

 5683 00:34:16.232425  <4>[   54.220605] RDX: 0000000000000016 RSI: 00007f4d5e20d000 RDI: 0000000000000001

 5684 00:34:16.238394  <4>[   54.227995] RBP: 00007f4d5e20d000 R08: 00007f4d5e20c010 R09: 0000000000000000

 5685 00:34:16.245254  <4>[   54.235386] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5686 00:34:16.252270  <4>[   54.242776] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5687 00:34:16.255307  <4>[   54.250173] irq event stamp: 0

 5688 00:34:16.261998  <4>[   54.253492] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5689 00:34:16.272179  <4>[   54.260034] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5690 00:34:16.279322  <4>[   54.268465] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5691 00:34:16.285423  <4>[   54.276897] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5692 00:34:16.292231  <4>[   54.283422] ---[ end trace e028c3487ed320a2 ]---

 5693 00:34:16.294993  <6>[   54.288300] lkdtm: Overflow detected: saturated

 5694 00:34:16.330941  # [   53.702639] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5695 00:34:16.337458  # [   53.711975] lkdtm: attempting good refcount_add() without overflow

 5696 00:34:16.343958  # [   53.740619] lkdtm: attempting bad refcount_add() overflow

 5697 00:34:16.347590  # [   53.768462] ------------[ cut here ]------------

 5698 00:34:16.354485  # [   53.795545] refcount_t: saturated; leaking memory.

 5699 00:34:16.360774  # [   53.822800] WARNING: CPU: 0 PID: 2029 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5700 00:34:16.400308  # [   53.853657] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5701 00:34:16.410735  # [   53.915755] CPU: 0 PID: 2029 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5702 00:34:16.417041  # [   53.945896] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5703 00:34:16.420187  # [   53.974259] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5704 00:34:16.440346  # [   54.001946] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 5705 00:34:16.446874  # [   54.043124] RSP: 0018:ffffb5e58414fe48 EFLAGS: 00010286

 5706 00:34:16.454208  # [   54.057158] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5707 00:34:16.460517  # [   54.064550] RDX: ffffa217aac2c620 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 5708 00:34:16.466807  # [   54.071942] RBP: ffffffff9fd82b0b R08: 0000000000000000 R09: 0000000000000000

 5709 00:34:16.473456  # [   54.079333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5710 00:34:16.480009  # [   54.086726] R13: ffffb5e58414ff10 R14: ffffb5e58414ff10 R15: ffffa217846c3000

 5711 00:34:16.490181  # [   54.094118] FS:  00007f4d5e43d580(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 5712 00:34:16.496819  # [   54.102463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5713 00:34:16.503496  # [   54.108468] CR2: 00007f4d5e20d000 CR3: 000000010317e000 CR4: 00000000001506f0

 5714 00:34:16.507321  # [   54.115861] Call Trace:

 5715 00:34:16.517054  # [   54.118583]  ? __warn+0<6>[   54.492214] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5716 00:34:16.517617  x80/0x110

 5717 00:34:16.520394  # [   54.122111]  ? refcount_warn_saturate+0x51/0x110

 5718 00:34:16.523331  # [   54.126993]  ? report_bug+0x9e/0xc0

 5719 00:34:16.530028  # [   54.130750]  ? handle_bug+0x41/0x90

 5720 00:34:16.533815  # [   54.134502]  ? exc_invalid_op+0x14/0x70

 5721 00:34:16.536943  # [   54.138603]  ? asm_exc_invalid_op+0x12/0x20

 5722 00:34:16.543142  # [   54.1<6>[   54.512577] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5723 00:34:16.546464  43055]  ? refcount_warn_saturate+0x51/0x110

 5724 00:34:16.553183  # [   54.147936]  ? refcount_warn_saturate+0x51/0x110

 5725 00:34:16.556354  # [   54.152816]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5726 00:34:16.559912  # [   54.157871]  direct_entry.cold+0x2c/0x38

 5727 00:34:16.566746  # [   54.162060]  full_proxy_write+0x56/0x80

 5728 00:34:16.570167  # [   <4>[   54.541197] ------------[ cut here ]------------

 5729 00:34:16.573264  54.166194]  vfs_write+0xea/0x3b0

 5730 00:34:16.577030  # [   54.169773]  ksys_write+0x68/0xf0

 5731 00:34:16.580119  # [   54.173369]  do_syscall_64+0x33/0x40

 5732 00:34:16.586734  # [   54.177208]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5733 00:34:16.590181  # [   54.182522] RIP: 0033:0x7f4d5e319473

 5734 00:34:16.600437  # [   54.186363] Code: 8b 15 21 2a 0<4>[   54.568245] refcount_t: saturated; leaking memory.

 5735 00:34:16.613100  e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5736 00:34:16.630050  # [   54.205370] RSP: 002b:00007ffdedfbd158 EFLAGS: 00000246 ORIG_RAX: 000<4>[   54.595501] WARNING: CPU: 1 PID: 2062 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5737 00:34:16.630634  0000000000001

 5738 00:34:16.636384  # [   54.213212] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f4d5e319473

 5739 00:34:16.647057  # [   54.220605] RDX: 0000000000000016 RSI: 00007f4d5e20d000 RDI: 0000000000000001

 5740 00:34:16.689782  # [   54.227995] RBP: 00007f4d5e20d000 R08: 00007f4d5e20c010 R09: 0000000<4>[   54.626328] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5741 00:34:16.693199  000000000

 5742 00:34:16.699727  # [   54.235386] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5743 00:34:16.706455  # [   54.242776] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5744 00:34:16.710558  # [   54.250173] irq event stamp: 0

 5745 00:34:16.719851  # [   54.253492] hardirqs last  enabled <4>[   54.688394] CPU: 1 PID: 2062 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5746 00:34:16.723294  at (0): [<0000000000000000>] 0x0

 5747 00:34:16.732850  # [   54.260034] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5748 00:34:16.740055  # [   54.268465] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5749 00:34:16.749796  # [   54.276897] softirqs last<4>[   54.718596] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5750 00:34:16.752857   disabled at (0): [<0000000000000000>] 0x0

 5751 00:34:16.760089  # [   54.283422] ---[ end trace e028c3487ed320a2 ]---

 5752 00:34:16.763431  # [   54.288300] lkdtm: Overflow detected: saturated

 5753 00:34:16.766847  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 5754 00:34:16.773046  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 5755 00:34:16.776406  # sel<4>[   54.747029] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5756 00:34:16.783725  ftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 5757 00:34:16.799583  <4>[   54.774634] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 5758 00:34:16.806183  <4>[   54.798000] RSP: 0018:ffffb5e5841c7e38 EFLAGS: 00010282

 5759 00:34:16.812857  <4>[   54.803547] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5760 00:34:16.819486  <4>[   54.810979] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 5761 00:34:16.829425  <4>[   54.818403] RBP: ffffffff9fd82748 R08: 0000000000000000 R09: 0000000000000000

 5762 00:34:16.836252  <4>[   54.825857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5763 00:34:16.845348  <4>[   54.833278] R13: ffffb5e5841c7f10 R14: ffffb5e5841c7f10 R15: ffffa21783104000

 5764 00:34:16.852715  <4>[   54.840699] FS:  00007f9bd74dd580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5765 00:34:16.859379  <4>[   54.849061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5766 00:34:16.865950  <4>[   54.855119] CR2: 00007f9bd72dd000 CR3: 00000001048ae000 CR4: 00000000001506e0

 5767 00:34:16.869460  <4>[   54.862540] Call Trace:

 5768 00:34:16.872550  <4>[   54.865292]  ? __warn+0x80/0x110

 5769 00:34:16.876371  <4>[   54.868810]  ? refcount_warn_saturate+0x97/0x110

 5770 00:34:16.879488  <4>[   54.873735]  ? report_bug+0x9e/0xc0

 5771 00:34:16.882631  <4>[   54.877504]  ? handle_bug+0x41/0x90

 5772 00:34:16.889816  <4>[   54.881286]  ? exc_invalid_op+0x14/0x70

 5773 00:34:16.892597  <4>[   54.885431]  ? asm_exc_invalid_op+0x12/0x20

 5774 00:34:16.896099  <4>[   54.889973]  ? refcount_warn_saturate+0x97/0x110

 5775 00:34:16.902725  <4>[   54.894891]  ? refcount_warn_saturate+0x97/0x110

 5776 00:34:16.909550  <4>[   54.899833]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5777 00:34:16.912835  <4>[   54.905603]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5778 00:34:16.919619  <4>[   54.911531]  direct_entry.cold+0x2c/0x38

 5779 00:34:16.922422  <4>[   54.915772]  full_proxy_write+0x56/0x80

 5780 00:34:16.925721  <4>[   54.919935]  vfs_write+0xea/0x3b0

 5781 00:34:16.929684  <4>[   54.923637]  ksys_write+0x68/0xf0

 5782 00:34:16.932562  <4>[   54.927313]  do_syscall_64+0x33/0x40

 5783 00:34:16.939120  <4>[   54.931235]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5784 00:34:16.942455  <4>[   54.936629] RIP: 0033:0x7f9bd73e9473

 5785 00:34:16.962318  <4>[   54.940549] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5786 00:34:16.969281  <4>[   54.959632] RSP: 002b:00007ffdcfed7058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5787 00:34:16.979783  <4>[   54.967531] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9bd73e9473

 5788 00:34:16.985948  <4>[   54.975003] RDX: 000000000000001f RSI: 00007f9bd72dd000 RDI: 0000000000000001

 5789 00:34:16.992122  <4>[   54.982419] RBP: 00007f9bd72dd000 R08: 00007f9bd72dc010 R09: 0000000000000000

 5790 00:34:16.999460  <4>[   54.989822] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5791 00:34:17.008699  <4>[   54.997211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5792 00:34:17.011953  <4>[   55.004627] irq event stamp: 0

 5793 00:34:17.018870  <4>[   55.007952] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5794 00:34:17.025283  <4>[   55.014482] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5795 00:34:17.035954  <4>[   55.022944] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5796 00:34:17.042402  <4>[   55.031389] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5797 00:34:17.045449  <4>[   55.037924] ---[ end trace e028c3487ed320a3 ]---

 5798 00:34:17.048512  <6>[   55.042804] lkdtm: Overflow detected: saturated

 5799 00:34:17.093386  # [   54.492214] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5800 00:34:17.097320  # [   54.512577] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5801 00:34:17.103758  # [   54.541197] ------------[ cut here ]------------

 5802 00:34:17.106716  # [   54.568245] refcount_t: saturated; leaking memory.

 5803 00:34:17.117137  # [   54.595501] WARNING: CPU: 1 PID: 2062 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5804 00:34:17.156684  # [   54.626328] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5805 00:34:17.163830  # [   54.688394] CPU: 1 PID: 2062 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5806 00:34:17.170206  # [   54.718596] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5807 00:34:17.177105  # [   54.747029] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5808 00:34:17.193324  # [   54.774634] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 5809 00:34:17.200234  # [   54.798000] RSP: 0018:ffffb5e5841c7e38 EFLAGS: 00010282

 5810 00:34:17.206536  # [   54.803547] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5811 00:34:17.214223  # [   54.810979] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 5812 00:34:17.223216  # [   54.818403] RBP: ffffffff9fd82748 R08: 0000000000000000 R09: 0000000000000000

 5813 00:34:17.229942  # [   54.825857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5814 00:34:17.237291  # [   54.833278] R13: ffffb5e5841c7f10 R14: ffffb5e5841c7f10 R15: ffffa21783104000

 5815 00:34:17.246540  # [   54.840699] FS:  00007f9bd74dd580(0000) G<6>[   55.222269] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5816 00:34:17.253612  S:ffffa217aad00000(0000) knlGS:0000000000000000

 5817 00:34:17.256857  # [   54.849061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5818 00:34:17.266943  # [   54.855119] CR2: 00007f9bd72dd000 CR3: 00000001048ae000 CR4: 00000000001506e0

 5819 00:34:17.267519  # [   54.862540] Call Trace:

 5820 00:34:17.276755  # [   54.865292]  ? __war<6>[   55.244937] lkdtm: attempting bad refcount_add_not_zero() overflow

 5821 00:34:17.277326  n+0x80/0x110

 5822 00:34:17.283825  # [   54.868810]  ? refcount_warn_saturate+0x97/0x110

 5823 00:34:17.287424  # [   54.873735]  ? report_bug+0x9e/0xc0

 5824 00:34:17.290143  # [   54.877504]  ? handle_bug+0x41/0x90

 5825 00:34:17.293714  # [   54.881286]  ? exc_invalid_op+0x14/0x70

 5826 00:34:17.296937  # [   54.885431]  ? asm_exc_invalid_op+0x12/0x20

 5827 00:34:17.303744  # [   5<4>[   55.273566] ------------[ cut here ]------------

 5828 00:34:17.306415  4.889973]  ? refcount_warn_saturate+0x97/0x110

 5829 00:34:17.313283  # [   54.894891]  ? refcount_warn_saturate+0x97/0x110

 5830 00:34:17.316958  # [   54.899833]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5831 00:34:17.323809  # [   54.905603]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5832 00:34:17.330462  # [   54.911531]  dire<4>[   55.300636] refcount_t: saturated; leaking memory.

 5833 00:34:17.333451  ct_entry.cold+0x2c/0x38

 5834 00:34:17.337021  # [   54.915772]  full_proxy_write+0x56/0x80

 5835 00:34:17.340230  # [   54.919935]  vfs_write+0xea/0x3b0

 5836 00:34:17.343316  # [   54.923637]  ksys_write+0x68/0xf0

 5837 00:34:17.346529  # [   54.927313]  do_syscall_64+0x33/0x40

 5838 00:34:17.353953  # [   54.931235]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5839 00:34:17.359744  # <4>[   55.327910] WARNING: CPU: 1 PID: 2095 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5840 00:34:17.366488  [   54.936629] RIP: 0033:0x7f9bd73e9473

 5841 00:34:17.422960  # [   54.940549] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 1<4>[   55.358812] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5842 00:34:17.423613  8

 5843 00:34:17.430003  # [   54.959632] RSP: 002b:00007ffdcfed7058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5844 00:34:17.440464  # [   54.967531] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9bd73e9473

 5845 00:34:17.453473  # [   54.975003] RDX: 000000000000001f RSI: 00007f9bd72dd000 RDI: 00000000000000<4>[   55.420856] CPU: 1 PID: 2095 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5846 00:34:17.454087  01

 5847 00:34:17.460086  # [   54.982419] RBP: 00007f9bd72dd000 R08: 00007f9bd72dc010 R09: 0000000000000000

 5848 00:34:17.470291  # [   54.989822] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5849 00:34:17.476335  # [   54.997211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5850 00:34:17.483489  <4>[   55.451034] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5851 00:34:17.486371  # [   55.004627] irq event stamp: 0

 5852 00:34:17.492836  # [   55.007952] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5853 00:34:17.500008  # [   55.014482] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5854 00:34:17.509904  # [   55.022944] softirqs last  enabled at (0): [<4>[   55.479355] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5855 00:34:17.513279  <ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5856 00:34:17.520043  # [   55.031389] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5857 00:34:17.527014  # [   55.037924] ---[ end trace e028c3487ed320a3 ]---

 5858 00:34:17.529550  # [   55.042804] lkdtm: Overflow detected: saturated

 5859 00:34:17.549873  # REFCOUNT_INC_NOT_ZERO_OV<4>[   55.507000] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 5860 00:34:17.553025  ERFLOW: saw 'call trace:': ok

 5861 00:34:17.559251  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 5862 00:34:17.562826  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 5863 00:34:17.569586  <4>[   55.548192] RSP: 0018:ffffb5e58424fe38 EFLAGS: 00010282

 5864 00:34:17.576297  <4>[   55.566232] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5865 00:34:17.582719  <4>[   55.573681] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 5866 00:34:17.592324  <4>[   55.581142] RBP: ffffffff9fd82768 R08: 0000000000000000 R09: 0000000000000000

 5867 00:34:17.599993  <4>[   55.588587] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5868 00:34:17.608071  <4>[   55.596029] R13: ffffb5e58424ff10 R14: ffffb5e58424ff10 R15: ffffa217846c1000

 5869 00:34:17.616118  <4>[   55.603479] FS:  00007f3388a4d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5870 00:34:17.619213  <4>[   55.611882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5871 00:34:17.629203  <4>[   55.617951] CR2: 00007f338884d000 CR3: 0000000103b1a000 CR4: 00000000001506e0

 5872 00:34:17.629739  <4>[   55.625422] Call Trace:

 5873 00:34:17.635976  <4>[   55.628239]  ? __warn+0x80/0x110

 5874 00:34:17.639831  <4>[   55.631830]  ? refcount_warn_saturate+0x97/0x110

 5875 00:34:17.642909  <4>[   55.636814]  ? report_bug+0x9e/0xc0

 5876 00:34:17.645945  <4>[   55.640651]  ? handle_bug+0x41/0x90

 5877 00:34:17.652583  <4>[   55.644498]  ? exc_invalid_op+0x14/0x70

 5878 00:34:17.655742  <4>[   55.648687]  ? asm_exc_invalid_op+0x12/0x20

 5879 00:34:17.659210  <4>[   55.653168]  ? refcount_warn_saturate+0x97/0x110

 5880 00:34:17.665831  <4>[   55.658058]  ? refcount_warn_saturate+0x97/0x110

 5881 00:34:17.672600  <4>[   55.662937]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5882 00:34:17.675864  <4>[   55.668680]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5883 00:34:17.682842  <4>[   55.674533]  direct_entry.cold+0x2c/0x38

 5884 00:34:17.686043  <4>[   55.678730]  full_proxy_write+0x56/0x80

 5885 00:34:17.689021  <4>[   55.682833]  vfs_write+0xea/0x3b0

 5886 00:34:17.692736  <4>[   55.686415]  ksys_write+0x68/0xf0

 5887 00:34:17.695991  <4>[   55.689996]  do_syscall_64+0x33/0x40

 5888 00:34:17.702344  <4>[   55.693838]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5889 00:34:17.706027  <4>[   55.699153] RIP: 0033:0x7f3388959473

 5890 00:34:17.725762  <4>[   55.702993] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5891 00:34:17.732392  <4>[   55.722033] RSP: 002b:00007ffc9a92ff48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5892 00:34:17.739226  <4>[   55.729867] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3388959473

 5893 00:34:17.745570  <4>[   55.737270] RDX: 000000000000001f RSI: 00007f338884d000 RDI: 0000000000000001

 5894 00:34:17.755796  <4>[   55.744660] RBP: 00007f338884d000 R08: 00007f338884c010 R09: 0000000000000000

 5895 00:34:17.762270  <4>[   55.752061] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5896 00:34:17.769044  <4>[   55.759463] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5897 00:34:17.772711  <4>[   55.766861] irq event stamp: 0

 5898 00:34:17.778898  <4>[   55.770179] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5899 00:34:17.789037  <4>[   55.776707] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5900 00:34:17.796369  <4>[   55.785151] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5901 00:34:17.802858  <4>[   55.793583] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5902 00:34:17.809074  <4>[   55.800108] ---[ end trace e028c3487ed320a4 ]---

 5903 00:34:17.813039  <6>[   55.804987] lkdtm: Overflow detected: saturated

 5904 00:34:17.855088  # [   55.222269] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5905 00:34:17.858458  # [   55.244937] lkdtm: attempting bad refcount_add_not_zero() overflow

 5906 00:34:17.864776  # [   55.273566] ------------[ cut here ]------------

 5907 00:34:17.868405  # [   55.300636] refcount_t: saturated; leaking memory.

 5908 00:34:17.878435  # [   55.327910] WARNING: CPU: 1 PID: 2095 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5909 00:34:17.918676  # [   55.358812] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5910 00:34:17.924929  # [   55.420856] CPU: 1 PID: 2095 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5911 00:34:17.931612  # [   55.451034] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5912 00:34:17.938357  # [   55.479355] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5913 00:34:17.954808  # [   55.507000] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 5914 00:34:17.961543  # [   55.548192] RSP: 0018:ffffb5e58424fe38 EFLAGS: 00010282

 5915 00:34:17.968611  # [   55.566232] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5916 00:34:17.974629  # [   55.573681] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 5917 00:34:17.984815  # [   55.581142] RBP: ffffffff9fd82768 R08: 0000000000000000 R09: 0000000000000000

 5918 00:34:17.990995  # [   55.588587] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5919 00:34:17.998168  # [   55.596029] R13: ffffb5e58424ff10 R14: ffffb5e58424ff10 R15: ffffa217846c1000

 5920 00:34:18.004489  # [   55.603479] FS:  00007f3388a4d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 5921 00:34:18.011374  # [   55.611882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5922 00:34:18.018117  # [   55.617951] CR2: 00007f338884d000 CR3: 0000000103b1a000 CR4: 00000000001506e0

 5923 00:34:18.021579  # [   55.625422] Call Trace:

 5924 00:34:18.024783  # [   55.628239]  ? __warn+0x80/0x110

 5925 00:34:18.034655  # [   55.631830]  ? refcount_warn_sat<6>[   56.009522] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5926 00:34:18.035133  urate+0x97/0x110

 5927 00:34:18.038143  # [   55.636814]  ? report_bug+0x9e/0xc0

 5928 00:34:18.044964  # [   55.640651]  ? handle_bug+0x41/0x90

 5929 00:34:18.048207  # [   55.644498]  ? exc_invalid_op+0x14/0x70

 5930 00:34:18.051455  # [   55.648687]  ? asm_exc_invalid_op+0x12/0x20

 5931 00:34:18.057604  # [   55.653168]  ? refcount_warn_saturate+0x97/0x110

 5932 00:34:18.061755  # [<6>[   56.031771] lkdtm: attempting good refcount_dec()

 5933 00:34:18.064507     55.658058]  ? refcount_warn_saturate+0x97/0x110

 5934 00:34:18.071284  # [   55.662937]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5935 00:34:18.078082  # [   55.668680]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5936 00:34:18.081486  # [   55.674533]  direct_entry.cold+0x2c/0x38

 5937 00:34:18.087618  # [   55.678730]  full_pro<6>[   56.058953] lkdtm: attempting bad refcount_dec() to zero

 5938 00:34:18.091679  xy_write+0x56/0x80

 5939 00:34:18.095325  # [   55.682833]  vfs_write+0xea/0x3b0

 5940 00:34:18.097652  # [   55.686415]  ksys_write+0x68/0xf0

 5941 00:34:18.101819  # [   55.689996]  do_syscall_64+0x33/0x40

 5942 00:34:18.108339  # [   55.693838]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5943 00:34:18.111384  # [   55.699153] RIP: 0033:0x7f3388959473

 5944 00:34:18.118142  # [   55.7<4>[   56.086697] ------------[ cut here ]------------

 5945 00:34:18.134586  02993] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5946 00:34:18.144555  # [   55.722033] RSP: 002b:00007ffc9a92ff48 EFLA<4>[   56.113755] refcount_t: decrement hit 0; leaking memory.

 5947 00:34:18.148182  GS: 00000246 ORIG_RAX: 0000000000000001

 5948 00:34:18.154973  # [   55.729867] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3388959473

 5949 00:34:18.161321  # [   55.737270] RDX: 000000000000001f RSI: 00007f338884d000 RDI: 0000000000000001

 5950 00:34:18.175190  # [   55.744660] RBP: 00007f338884d000 R08: 000<4>[   56.141550] WARNING: CPU: 0 PID: 2128 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5951 00:34:18.177620  07f338884c010 R09: 0000000000000000

 5952 00:34:18.184364  # [   55.752061] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5953 00:34:18.194324  # [   55.759463] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5954 00:34:18.198104  # [   55.766861] irq event stamp: 0

 5955 00:34:18.238135  # [   55.77017<4>[   56.172383] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 5956 00:34:18.241054  9] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5957 00:34:18.251261  # [   55.776707] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5958 00:34:18.257909  # [   55.785151] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 5959 00:34:18.267933  # [ <4>[   56.234469] CPU: 0 PID: 2128 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 5960 00:34:18.274849    55.793583] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5961 00:34:18.277682  # [   55.800108] ---[ end trace e028c3487ed320a4 ]---

 5962 00:34:18.284905  # [   55.804987] lkdtm: Overflow detected: saturated

 5963 00:34:18.287327  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 5964 00:34:18.294038  ok 45 selftests: lkd<4>[   56.264638] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5965 00:34:18.298309  tm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 5966 00:34:18.304176  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 5967 00:34:18.307903  <4>[   56.292967] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5968 00:34:18.328291  <4>[   56.305448] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5969 00:34:18.334293  <4>[   56.324451] RSP: 0018:ffffb5e5842bfe48 EFLAGS: 00010286

 5970 00:34:18.340709  <4>[   56.329935] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5971 00:34:18.347505  <4>[   56.337333] RDX: ffffa217aac2c620 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 5972 00:34:18.353984  <4>[   56.344727] RBP: ffffffff9fd82b21 R08: 0000000000000000 R09: 0000000000000000

 5973 00:34:18.360705  <4>[   56.352123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5974 00:34:18.371174  <4>[   56.359514] R13: ffffb5e5842bff10 R14: ffffb5e5842bff10 R15: ffffa217848ae000

 5975 00:34:18.377887  <4>[   56.366907] FS:  00007fc6096ac3c0(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 5976 00:34:18.384223  <4>[   56.375252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5977 00:34:18.390670  <4>[   56.381258] CR2: 00007fc60947d000 CR3: 00000001031a6000 CR4: 00000000001506f0

 5978 00:34:18.394222  <4>[   56.388649] Call Trace:

 5979 00:34:18.397816  <4>[   56.391371]  ? __warn+0x80/0x110

 5980 00:34:18.403605  <4>[   56.394866]  ? refcount_warn_saturate+0xfb/0x110

 5981 00:34:18.407475  <4>[   56.399746]  ? report_bug+0x9e/0xc0

 5982 00:34:18.410748  <4>[   56.403503]  ? handle_bug+0x41/0x90

 5983 00:34:18.413973  <4>[   56.407255]  ? exc_invalid_op+0x14/0x70

 5984 00:34:18.417003  <4>[   56.411355]  ? asm_exc_invalid_op+0x12/0x20

 5985 00:34:18.424009  <4>[   56.415807]  ? refcount_warn_saturate+0xfb/0x110

 5986 00:34:18.427236  <4>[   56.420686]  ? refcount_warn_saturate+0xfb/0x110

 5987 00:34:18.433862  <4>[   56.425585]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5988 00:34:18.437594  <4>[   56.430307]  direct_entry.cold+0x2c/0x38

 5989 00:34:18.440830  <4>[   56.434495]  full_proxy_write+0x56/0x80

 5990 00:34:18.444039  <4>[   56.438597]  vfs_write+0xea/0x3b0

 5991 00:34:18.447361  <4>[   56.442177]  ksys_write+0x68/0xf0

 5992 00:34:18.453365  <4>[   56.445756]  do_syscall_64+0x33/0x40

 5993 00:34:18.456992  <4>[   56.449595]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5994 00:34:18.460199  <4>[   56.454908] RIP: 0033:0x7fc609589473

 5995 00:34:18.480402  <4>[   56.458747] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5996 00:34:18.487281  <4>[   56.477751] RSP: 002b:00007ffcfc145ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5997 00:34:18.497426  <4>[   56.485578] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc609589473

 5998 00:34:18.503840  <4>[   56.492970] RDX: 0000000000000012 RSI: 00007fc60947d000 RDI: 0000000000000001

 5999 00:34:18.510759  <4>[   56.500359] RBP: 00007fc60947d000 R08: 00007fc60947c010 R09: 0000000000000000

 6000 00:34:18.517352  <4>[   56.507750] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6001 00:34:18.523827  <4>[   56.515141] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6002 00:34:18.527529  <4>[   56.522538] irq event stamp: 0

 6003 00:34:18.534100  <4>[   56.525857] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6004 00:34:18.543623  <4>[   56.532382] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6005 00:34:18.550846  <4>[   56.540813] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6006 00:34:18.557082  <4>[   56.549245] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6007 00:34:18.563753  <4>[   56.555768] ---[ end trace e028c3487ed320a5 ]---

 6008 00:34:18.567150  <6>[   56.560645] lkdtm: Zero detected: saturated

 6009 00:34:18.608772  # [   56.009522] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6010 00:34:18.615338  # [   56.031771] lkdtm: attempting good refcount_dec()

 6011 00:34:18.617951  # [   56.058953] lkdtm: attempting bad refcount_dec() to zero

 6012 00:34:18.625213  # [   56.086697] ------------[ cut here ]------------

 6013 00:34:18.628258  # [   56.113755] refcount_t: decrement hit 0; leaking memory.

 6014 00:34:18.638216  # [   56.141550] WARNING: CPU: 0 PID: 2128 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6015 00:34:18.677870  # [   56.172383] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6016 00:34:18.684654  # [   56.234469] CPU: 0 PID: 2128 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6017 00:34:18.691482  # [   56.264638] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6018 00:34:18.698529  # [   56.292967] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6019 00:34:18.714374  # [   56.305448] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6020 00:34:18.721272  # [   56.324451] RSP: 0018:ffffb5e5842bfe48 EFLAGS: 00010286

 6021 00:34:18.728462  # [   56.329935] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6022 00:34:18.734734  # [   56.337333] RDX: ffffa217aac2c620 RSI: ffffa217aac1bf50 RDI: ffffa217aac1bf50

 6023 00:34:18.744517  # [   56.344727] RBP: ffffffff9fd82b21 R08: 0000000000000000 R09: 0000000000000000

 6024 00:34:18.751322  # [   56.352123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6025 00:34:18.757899  # [   56.359514] R13: ffffb5e5842bff10 R14: ffffb5e5842bff10 R15: ffffa217848ae000

 6026 00:34:18.768402  # [   56.366907] FS:  00007fc6096ac3c0(0000) GS:ffffa217aac00000(0000) knlGS:0000000000000000

 6027 00:34:18.771010  # [   56.375252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6028 00:34:18.781147  # [   56.381258] CR2: 00007fc60947d000 CR3: 00000001031a6000 CR4: 00000000001506f0

 6029 00:34:18.781663  # [   56.388649] Call Trace:

 6030 00:34:18.784426  # [   56.391371]  ? __warn+0x80/0x110

 6031 00:34:18.790963  # [   56.394866]  ? refcount_warn_saturate+0xfb/0x110

 6032 00:34:18.794665  # [   56.399746]  ? report_bug+0x9e/0xc0

 6033 00:34:18.800896  #<6>[   56.772899] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6034 00:34:18.804524   [   56.403503]  ? handle_bug+0x41/0x90

 6035 00:34:18.807631  # [   56.407255]  ? exc_invalid_op+0x14/0x70

 6036 00:34:18.811004  # [   56.411355]  ? asm_exc_invalid_op+0x12/0x20

 6037 00:34:18.818008  # [   56.415807]  ? refcount_warn_saturate+0xfb/0x110

 6038 00:34:18.821056  # [   56.420686]  ? refcount_warn_saturate+0xfb/0x110

 6039 00:34:18.827452  # [   56.<6>[   56.797424] lkdtm: attempting bad refcount_dec() below zero

 6040 00:34:18.830934  425585]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6041 00:34:18.834604  # [   56.430307]  direct_entry.cold+0x2c/0x38

 6042 00:34:18.841279  # [   56.434495]  full_proxy_write+0x56/0x80

 6043 00:34:18.844685  # [   56.438597]  vfs_write+0xea/0x3b0

 6044 00:34:18.847797  # [   56.442177]  ksys_write+0x68/0xf0

 6045 00:34:18.854308  # [   56.445756]  do_syscall_64+0x33/0x<4>[   56.825454] ------------[ cut here ]------------

 6046 00:34:18.854929  40

 6047 00:34:18.860848  # [   56.449595]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6048 00:34:18.864085  # [   56.454908] RIP: 0033:0x7fc609589473

 6049 00:34:18.884054  # [   56.458747] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <4>[   56.852489] refcount_t: decrement hit 0; leaking memory.

 6050 00:34:18.887551  <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6051 00:34:18.897805  # [   56.477751] RSP: 002b:00007ffcfc145ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6052 00:34:18.903857  # [   56.485578] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc609589473

 6053 00:34:18.913962  # [   56.49297<4>[   56.880280] WARNING: CPU: 1 PID: 2164 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6054 00:34:18.920742  0] RDX: 0000000000000012 RSI: 00007fc60947d000 RDI: 0000000000000001

 6055 00:34:18.927475  # [   56.500359] RBP: 00007fc60947d000 R08: 00007fc60947c010 R09: 0000000000000000

 6056 00:34:18.934002  # [   56.507750] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6057 00:34:18.977141  # [   56.515141] R<4>[   56.911106] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6058 00:34:18.980402  13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6059 00:34:18.983318  # [   56.522538] irq event stamp: 0

 6060 00:34:18.990224  # [   56.525857] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6061 00:34:19.007039  # [   56.532382] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_proce<4>[   56.973174] CPU: 1 PID: 2164 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6062 00:34:19.007625  ss+0x65c/0x20e0

 6063 00:34:19.016767  # [   56.540813] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6064 00:34:19.023786  # [   56.549245] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6065 00:34:19.027019  # [   56.555768] ---[ end trace e028c3487ed320a5 ]---

 6066 00:34:19.033717  # [   56.56064<4>[   57.003346] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6067 00:34:19.036772  5] lkdtm: Zero detected: saturated

 6068 00:34:19.040013  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6069 00:34:19.047196  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6070 00:34:19.050619  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6071 00:34:19.053515  <4>[   57.031702] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6072 00:34:19.073476  <4>[   57.052089] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6073 00:34:19.079936  <4>[   57.071101] RSP: 0018:ffffb5e584337e48 EFLAGS: 00010286

 6074 00:34:19.087009  <4>[   57.076587] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6075 00:34:19.093310  <4>[   57.084018] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6076 00:34:19.103765  <4>[   57.091529] RBP: ffffffff9fd82b33 R08: 0000000000000000 R09: 0000000000000000

 6077 00:34:19.109975  <4>[   57.098943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6078 00:34:19.116340  <4>[   57.106413] R13: ffffb5e584337f10 R14: ffffb5e584337f10 R15: ffffa2178384a000

 6079 00:34:19.126446  <4>[   57.113859] FS:  00007f24fc847580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6080 00:34:19.129682  <4>[   57.122301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6081 00:34:19.140057  <4>[   57.128373] CR2: 00007f24fc615000 CR3: 0000000102674000 CR4: 00000000001506e0

 6082 00:34:19.140729  <4>[   57.135842] Call Trace:

 6083 00:34:19.142933  <4>[   57.138617]  ? __warn+0x80/0x110

 6084 00:34:19.150009  <4>[   57.142198]  ? refcount_warn_saturate+0xfb/0x110

 6085 00:34:19.153387  <4>[   57.147143]  ? report_bug+0x9e/0xc0

 6086 00:34:19.156664  <4>[   57.150959]  ? handle_bug+0x41/0x90

 6087 00:34:19.160097  <4>[   57.154759]  ? exc_invalid_op+0x14/0x70

 6088 00:34:19.166406  <4>[   57.158884]  ? asm_exc_invalid_op+0x12/0x20

 6089 00:34:19.170200  <4>[   57.163341]  ? refcount_warn_saturate+0xfb/0x110

 6090 00:34:19.177306  <4>[   57.168234]  ? refcount_warn_saturate+0xfb/0x110

 6091 00:34:19.180312  <4>[   57.173117]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6092 00:34:19.186773  <4>[   57.178191]  direct_entry.cold+0x2c/0x38

 6093 00:34:19.190399  <4>[   57.182380]  full_proxy_write+0x56/0x80

 6094 00:34:19.193722  <4>[   57.186484]  vfs_write+0xea/0x3b0

 6095 00:34:19.197210  <4>[   57.190064]  ksys_write+0x68/0xf0

 6096 00:34:19.200341  <4>[   57.193655]  do_syscall_64+0x33/0x40

 6097 00:34:19.206812  <4>[   57.197492]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6098 00:34:19.210074  <4>[   57.202805] RIP: 0033:0x7f24fc721473

 6099 00:34:19.230195  <4>[   57.206645] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6100 00:34:19.236766  <4>[   57.225672] RSP: 002b:00007ffefe049938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6101 00:34:19.243476  <4>[   57.233505] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f24fc721473

 6102 00:34:19.250503  <4>[   57.240908] RDX: 0000000000000016 RSI: 00007f24fc615000 RDI: 0000000000000001

 6103 00:34:19.260252  <4>[   57.248299] RBP: 00007f24fc615000 R08: 00007f24fc614010 R09: 0000000000000000

 6104 00:34:19.266298  <4>[   57.255697] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6105 00:34:19.274003  <4>[   57.263097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6106 00:34:19.276409  <4>[   57.270494] irq event stamp: 0

 6107 00:34:19.283131  <4>[   57.273812] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6108 00:34:19.293333  <4>[   57.280338] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6109 00:34:19.300173  <4>[   57.288779] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6110 00:34:19.307002  <4>[   57.297209] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6111 00:34:19.310620  <4>[   57.303733] ---[ end trace e028c3487ed320a6 ]---

 6112 00:34:19.316198  <6>[   57.308612] lkdtm: Negative detected: saturated

 6113 00:34:19.357245  # [   56.772899] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6114 00:34:19.363204  # [   56.797424] lkdtm: attempting bad refcount_dec() below zero

 6115 00:34:19.370159  # [   56.825454] ------------[ cut here ]------------

 6116 00:34:19.372817  # [   56.852489] refcount_t: decrement hit 0; leaking memory.

 6117 00:34:19.383330  # [   56.880280] WARNING: CPU: 1 PID: 2164 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6118 00:34:19.423275  # [   56.911106] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6119 00:34:19.429686  # [   56.973174] CPU: 1 PID: 2164 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6120 00:34:19.436596  # [   57.003346] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6121 00:34:19.439563  # [   57.031702] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6122 00:34:19.459464  # [   57.052089] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6123 00:34:19.466848  # [   57.071101] RSP: 0018:ffffb5e584337e48 EFLAGS: 00010286

 6124 00:34:19.473162  # [   57.076587] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6125 00:34:19.479919  # [   57.084018] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6126 00:34:19.486861  # [   57.091529] RBP: ffffffff9fd82b33 R08: 0000000000000000 R09: 0000000000000000

 6127 00:34:19.493401  # [   57.098943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6128 00:34:19.503693  # [   57.106413] R13: ffffb5e584337f10 R14: ffffb5e584337f10 R15: ffffa2178384a000

 6129 00:34:19.510108  # [   57.113859] FS:  00007f24fc847580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6130 00:34:19.517025  # [   57.122301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6131 00:34:19.523726  # [   57.128373] CR2: 00007f24fc615000 CR3: 0000000102674000 CR4: 00000000001506e0

 6132 00:34:19.526846  # [   57.135842] Call Trace:

 6133 00:34:19.530312  # [   57.138617]  ? __warn+0x80/0x110

 6134 00:34:19.533684  # [   57.142198]  ? refcount_warn_saturate+0xfb/0x110

 6135 00:34:19.540023  #<6>[   57.526117] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6136 00:34:19.543256   [   57.147143]  ? report_bug+0x9e/0xc0

 6137 00:34:19.549923  # [   57.150959]  ? handle_bug+0x41/0x90

 6138 00:34:19.553730  # [   57.154759]  ? exc_invalid_op+0x14/0x70

 6139 00:34:19.556365  # [   57.158884]  ? asm_exc_invalid_op+0x12/0x20

 6140 00:34:19.563061  # [   57.163341]  ? refcount_warn_saturate+0xfb/0x110

 6141 00:34:19.570444  # [   57.168234]  ? re<6>[   57.538567] lkdtm: attempting bad refcount_dec_and_test() below zero

 6142 00:34:19.573095  fcount_warn_saturate+0xfb/0x110

 6143 00:34:19.576257  # [   57.173117]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6144 00:34:19.583625  # [   57.178191]  direct_entry.cold+0x2c/0x38

 6145 00:34:19.586440  # [   57.182380]  full_proxy_write+0x56/0x80

 6146 00:34:19.590256  # [   57.186484]  vfs_write+0xea/0x3b0

 6147 00:34:19.596346  # [   57.190064]  ksys_write+0x68<4>[   57.567397] ------------[ cut here ]------------

 6148 00:34:19.596881  /0xf0

 6149 00:34:19.603415  # [   57.193655]  do_syscall_64+0x33/0x40

 6150 00:34:19.606447  # [   57.197492]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6151 00:34:19.610285  # [   57.202805] RIP: 0033:0x7f24fc721473

 6152 00:34:19.623755  # [   57.206645] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25<4>[   57.594430] refcount_t: underflow; use-after-free.

 6153 00:34:19.633818   18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6154 00:34:19.643302  # [   57.225672] RSP: 002b:00007ffefe049938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6155 00:34:19.656736  # [   57.233505] RAX: ffffffffffffffda RBX: 00000000<4>[   57.621690] WARNING: CPU: 1 PID: 2200 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6156 00:34:19.657300  00000016 RCX: 00007f24fc721473

 6157 00:34:19.666384  # [   57.240908] RDX: 0000000000000016 RSI: 00007f24fc615000 RDI: 0000000000000001

 6158 00:34:19.673527  # [   57.248299] RBP: 00007f24fc615000 R08: 00007f24fc614010 R09: 0000000000000000

 6159 00:34:19.716441  # [   57.255697] R10: fffffffffffffbc5 R11: 000000000000<4>[   57.652519] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6160 00:34:19.719995  0246 R12: 0000000000000001

 6161 00:34:19.726249  # [   57.263097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6162 00:34:19.729813  # [   57.270494] irq event stamp: 0

 6163 00:34:19.736431  # [   57.273812] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6164 00:34:19.746336  # [   57.280338] hardirqs last di<4>[   57.714592] CPU: 1 PID: 2200 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6165 00:34:19.752918  sabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6166 00:34:19.760632  # [   57.288779] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6167 00:34:19.766948  # [   57.297209] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6168 00:34:19.776615  # [   57.303733] ---[ e<4>[   57.744765] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6169 00:34:19.780363  nd trace e028c3487ed320a6 ]---

 6170 00:34:19.783061  # [   57.308612] lkdtm: Negative detected: saturated

 6171 00:34:19.789570  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6172 00:34:19.793070  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6173 00:34:19.796647  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6174 00:34:19.802994  <4>[   57.773122] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6175 00:34:19.822961  <4>[   57.800787] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6176 00:34:19.829493  <4>[   57.819791] RSP: 0018:ffffb5e5843a7e40 EFLAGS: 00010286

 6177 00:34:19.836655  <4>[   57.825310] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6178 00:34:19.842695  <4>[   57.832820] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6179 00:34:19.849554  <4>[   57.840239] RBP: ffffffff9fd82788 R08: 0000000000000000 R09: 0000000000000000

 6180 00:34:19.856432  <4>[   57.847711] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6181 00:34:19.866639  <4>[   57.855152] R13: ffffb5e5843a7f10 R14: ffffb5e5843a7f10 R15: ffffa21783e19000

 6182 00:34:19.872834  <4>[   57.862659] FS:  00007ff7088c5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6183 00:34:19.879753  <4>[   57.871088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6184 00:34:19.886442  <4>[   57.877168] CR2: 00007ff708695000 CR3: 0000000104692000 CR4: 00000000001506e0

 6185 00:34:19.889853  <4>[   57.884623] Call Trace:

 6186 00:34:19.893125  <4>[   57.887417]  ? __warn+0x80/0x110

 6187 00:34:19.899462  <4>[   57.890978]  ? refcount_warn_saturate+0xba/0x110

 6188 00:34:19.903305  <4>[   57.895909]  ? report_bug+0x9e/0xc0

 6189 00:34:19.906609  <4>[   57.899712]  ? handle_bug+0x41/0x90

 6190 00:34:19.909637  <4>[   57.903489]  ? exc_invalid_op+0x14/0x70

 6191 00:34:19.913549  <4>[   57.907598]  ? asm_exc_invalid_op+0x12/0x20

 6192 00:34:19.920028  <4>[   57.912059]  ? refcount_warn_saturate+0xba/0x110

 6193 00:34:19.926939  <4>[   57.916945]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6194 00:34:19.929862  <4>[   57.922694]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6195 00:34:19.937170  <4>[   57.928546]  direct_entry.cold+0x2c/0x38

 6196 00:34:19.940222  <4>[   57.932737]  full_proxy_write+0x56/0x80

 6197 00:34:19.943605  <4>[   57.936840]  vfs_write+0xea/0x3b0

 6198 00:34:19.946451  <4>[   57.940420]  ksys_write+0x68/0xf0

 6199 00:34:19.949976  <4>[   57.944002]  do_syscall_64+0x33/0x40

 6200 00:34:19.956429  <4>[   57.947842]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6201 00:34:19.959483  <4>[   57.953157] RIP: 0033:0x7ff7087a1473

 6202 00:34:19.979813  <4>[   57.956996] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6203 00:34:19.986567  <4>[   57.976027] RSP: 002b:00007fff29fd51e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6204 00:34:19.993659  <4>[   57.983862] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff7087a1473

 6205 00:34:19.999724  <4>[   57.991267] RDX: 000000000000001f RSI: 00007ff708695000 RDI: 0000000000000001

 6206 00:34:20.009522  <4>[   57.998668] RBP: 00007ff708695000 R08: 00007ff708694010 R09: 0000000000000000

 6207 00:34:20.016371  <4>[   58.006059] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6208 00:34:20.023246  <4>[   58.013460] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6209 00:34:20.026535  <4>[   58.020858] irq event stamp: 0

 6210 00:34:20.033129  <4>[   58.024180] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6211 00:34:20.042992  <4>[   58.030717] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6212 00:34:20.049318  <4>[   58.039150] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6213 00:34:20.056411  <4>[   58.047592] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6214 00:34:20.062901  <4>[   58.054115] ---[ end trace e028c3487ed320a7 ]---

 6215 00:34:20.066204  <6>[   58.059003] lkdtm: Negative detected: saturated

 6216 00:34:20.115345  # [   57.526117] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6217 00:34:20.122172  # [   57.538567] lkdtm: attempting bad refcount_dec_and_test() below zero

 6218 00:34:20.125850  # [   57.567397] ------------[ cut here ]------------

 6219 00:34:20.128985  # [   57.594430] refcount_t: underflow; use-after-free.

 6220 00:34:20.139199  # [   57.621690] WARNING: CPU: 1 PID: 2200 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6221 00:34:20.179115  # [   57.652519] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6222 00:34:20.185482  # [   57.714592] CPU: 1 PID: 2200 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6223 00:34:20.192393  # [   57.744765] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6224 00:34:20.198503  # [   57.773122] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6225 00:34:20.215700  # [   57.800787] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6226 00:34:20.221749  # [   57.819791] RSP: 0018:ffffb5e5843a7e40 EFLAGS: 00010286

 6227 00:34:20.228907  # [   57.825310] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6228 00:34:20.238752  # [   57.832820] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6229 00:34:20.245104  # [   57.840239] RBP: ffffffff9fd82788 R08: 0000000000000000 R09: 0000000000000000

 6230 00:34:20.251202  # [   57.847711] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6231 00:34:20.265074  # [   57.855152] R13: ffffb5e5843a7f10 R14: ffffb5e5843a7f10 R15: ffffa21783e19000<6>[   58.252977] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6232 00:34:20.265172  

 6233 00:34:20.274526  # [   57.862659] FS:  00007ff7088c5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6234 00:34:20.278240  # [   57.871088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6235 00:34:20.288530  # [   57.877168] CR2: 00007ff708695000 CR3: 0000000104692000 CR4: 00000000001506e0

 6236 00:34:20.294929  # [   5<6>[   58.262946] lkdtm: attempting bad refcount_sub_and_test() below zero

 6237 00:34:20.295361  7.884623] Call Trace:

 6238 00:34:20.298374  # [   57.887417]  ? __warn+0x80/0x110

 6239 00:34:20.305068  # [   57.890978]  ? refcount_warn_saturate+0xba/0x110

 6240 00:34:20.308697  # [   57.895909]  ? report_bug+0x9e/0xc0

 6241 00:34:20.311714  # [   57.899712]  ? handle_bug+0x41/0x90

 6242 00:34:20.315159  # [   57.903489]  ? exc_invalid_op+0x14/0x70

 6243 00:34:20.321485  # [   57.<4>[   58.291741] ------------[ cut here ]------------

 6244 00:34:20.325261  907598]  ? asm_exc_invalid_op+0x12/0x20

 6245 00:34:20.328323  # [   57.912059]  ? refcount_warn_saturate+0xba/0x110

 6246 00:34:20.334950  # [   57.916945]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6247 00:34:20.341858  # [   57.922694]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6248 00:34:20.348669  # [   57.928546]  direct_entr<4>[   58.318807] refcount_t: underflow; use-after-free.

 6249 00:34:20.351633  y.cold+0x2c/0x38

 6250 00:34:20.355027  # [   57.932737]  full_proxy_write+0x56/0x80

 6251 00:34:20.358630  # [   57.936840]  vfs_write+0xea/0x3b0

 6252 00:34:20.361672  # [   57.940420]  ksys_write+0x68/0xf0

 6253 00:34:20.365258  # [   57.944002]  do_syscall_64+0x33/0x40

 6254 00:34:20.371814  # [   57.947842]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6255 00:34:20.378648  # [   57.<4>[   58.346072] WARNING: CPU: 1 PID: 2236 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6256 00:34:20.382105  953157] RIP: 0033:0x7ff7087a1473

 6257 00:34:20.401893  # [   57.956996] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6258 00:34:20.441594  # [ <4>[   58.376884] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6259 00:34:20.448199    57.976027] RSP: 002b:00007fff29fd51e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6260 00:34:20.455054  # [   57.983862] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff7087a1473

 6261 00:34:20.464830  # [   57.991267] RDX: 000000000000001f RSI: 00007ff708695000 RDI: 0000000000000001

 6262 00:34:20.472059  # [<4>[   58.438957] CPU: 1 PID: 2236 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6263 00:34:20.478397     57.998668] RBP: 00007ff708695000 R08: 00007ff708694010 R09: 0000000000000000

 6264 00:34:20.485663  # [   58.006059] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6265 00:34:20.495486  # [   58.013460] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6266 00:34:20.501779  # [   5<4>[   58.469127] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6267 00:34:20.502346  8.020858] irq event stamp: 0

 6268 00:34:20.508503  # [   58.024180] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6269 00:34:20.518655  # [   58.030717] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6270 00:34:20.528626  # [   58.039150] softirqs last  enabled at (0): [<ffffff<4>[   58.497484] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6271 00:34:20.532229  ff9dcfd6cc>] copy_process+0x65c/0x20e0

 6272 00:34:20.538855  # [   58.047592] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6273 00:34:20.542046  # [   58.054115] ---[ end trace e028c3487ed320a7 ]---

 6274 00:34:20.548384  # [   58.059003] lkdtm: Negative detected: saturated

 6275 00:34:20.568180  # REFCOUNT_DEC_AND_TEST_NEGATIVE:<4>[   58.525147] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6276 00:34:20.571905   saw 'Negative detected: saturated': ok

 6277 00:34:20.579056  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6278 00:34:20.581623  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6279 00:34:20.588067  <4>[   58.566329] RSP: 0018:ffffb5e5843f7e40 EFLAGS: 00010286

 6280 00:34:20.594801  <4>[   58.585269] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6281 00:34:20.601670  <4>[   58.592770] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6282 00:34:20.612105  <4>[   58.600185] RBP: ffffffff9fd827a8 R08: 0000000000000000 R09: 0000000000000000

 6283 00:34:20.618142  <4>[   58.607665] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6284 00:34:20.625019  <4>[   58.615128] R13: ffffb5e5843f7f10 R14: ffffb5e5843f7f10 R15: ffffa21786661000

 6285 00:34:20.634969  <4>[   58.622604] FS:  00007f2c79496580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6286 00:34:20.638740  <4>[   58.631002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6287 00:34:20.648528  <4>[   58.637055] CR2: 00007f2c79265000 CR3: 0000000105d2c000 CR4: 00000000001506e0

 6288 00:34:20.651677  <4>[   58.644509] Call Trace:

 6289 00:34:20.654568  <4>[   58.647281]  ? __warn+0x80/0x110

 6290 00:34:20.658161  <4>[   58.650835]  ? refcount_warn_saturate+0xba/0x110

 6291 00:34:20.662041  <4>[   58.655808]  ? report_bug+0x9e/0xc0

 6292 00:34:20.664797  <4>[   58.659639]  ? handle_bug+0x41/0x90

 6293 00:34:20.671757  <4>[   58.663463]  ? exc_invalid_op+0x14/0x70

 6294 00:34:20.675135  <4>[   58.667619]  ? asm_exc_invalid_op+0x12/0x20

 6295 00:34:20.678689  <4>[   58.672106]  ? refcount_warn_saturate+0xba/0x110

 6296 00:34:20.684499  <4>[   58.676998]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6297 00:34:20.691159  <4>[   58.682767]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6298 00:34:20.695322  <4>[   58.688605]  direct_entry.cold+0x2c/0x38

 6299 00:34:20.698093  <4>[   58.692795]  full_proxy_write+0x56/0x80

 6300 00:34:20.704694  <4>[   58.696900]  vfs_write+0xea/0x3b0

 6301 00:34:20.707931  <4>[   58.700481]  ksys_write+0x68/0xf0

 6302 00:34:20.711442  <4>[   58.704063]  do_syscall_64+0x33/0x40

 6303 00:34:20.715137  <4>[   58.707902]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6304 00:34:20.721338  <4>[   58.713234] RIP: 0033:0x7f2c79371473

 6305 00:34:20.737716  <4>[   58.717073] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6306 00:34:20.748023  <4>[   58.736077] RSP: 002b:00007ffc3480a8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6307 00:34:20.754438  <4>[   58.743929] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f2c79371473

 6308 00:34:20.761638  <4>[   58.751334] RDX: 000000000000001f RSI: 00007f2c79265000 RDI: 0000000000000001

 6309 00:34:20.767929  <4>[   58.758736] RBP: 00007f2c79265000 R08: 00007f2c79264010 R09: 0000000000000000

 6310 00:34:20.774212  <4>[   58.766131] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6311 00:34:20.784607  <4>[   58.773522] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6312 00:34:20.787983  <4>[   58.780927] irq event stamp: 0

 6313 00:34:20.794710  <4>[   58.784246] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6314 00:34:20.801254  <4>[   58.790774] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6315 00:34:20.811818  <4>[   58.799206] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6316 00:34:20.817999  <4>[   58.807649] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6317 00:34:20.821744  <4>[   58.814184] ---[ end trace e028c3487ed320a8 ]---

 6318 00:34:20.827548  <6>[   58.819062] lkdtm: Negative detected: saturated

 6319 00:34:20.871418  # [   58.252977] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6320 00:34:20.878223  # [   58.262946] lkdtm: attempting bad refcount_sub_and_test() below zero

 6321 00:34:20.881560  # [   58.291741] ------------[ cut here ]------------

 6322 00:34:20.884779  # [   58.318807] refcount_t: underflow; use-after-free.

 6323 00:34:20.894375  # [   58.346072] WARNING: CPU: 1 PID: 2236 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6324 00:34:20.934601  # [   58.376884] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6325 00:34:20.941783  # [   58.438957] CPU: 1 PID: 2236 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6326 00:34:20.948343  # [   58.469127] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6327 00:34:20.955349  # [   58.497484] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6328 00:34:20.971398  # [   58.525147] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 6329 00:34:20.977970  # [   58.566329] RSP: 0018:ffffb5e5843f7e40 EFLAGS: 00010286

 6330 00:34:20.984508  # [   58.585269] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6331 00:34:20.991554  # [   58.592770] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6332 00:34:21.000875  # [   58.600185] RBP: ffffffff9fd827a8 R08: 0000000000000000 R09: 0000000000000000

 6333 00:34:21.008008  # [   58.607665] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6334 00:34:21.014449  # [   58.615128] R13: ffffb5e5843f7f10 R14: ffffb5e5843f7f10 R15: ffffa21786661000

 6335 00:34:21.021086  # [   58.622604] FS:  00007f2c79496580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6336 00:34:21.028071  # [   58.631002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6337 00:34:21.034400  # [   58.637055] CR2: 00007f2c79265000 CR3: 0000000105d2c000 CR4: 00000000001506e0

 6338 00:34:21.038129  # [   58.644509] Call Trace:

 6339 00:34:21.041713  # [   58.647281]  ? __warn+0x80/0x110

 6340 00:34:21.047937  # [   58.650835]  ? refcount_warn_saturate+0xba/0x110

 6341 00:34:21.055629  # [   58.<6>[   59.028584] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6342 00:34:21.056285  655808]  ? report_bug+0x9e/0xc0

 6343 00:34:21.061770  # [   58.659639]  ? handle_bug+0x41/0x90

 6344 00:34:21.064968  # [   58.663463]  ? exc_invalid_op+0x14/0x70

 6345 00:34:21.068071  # [   58.667619]  ? asm_exc_invalid_op+0x12/0x20

 6346 00:34:21.075120  # [   58.672106]  ? refcount_warn_saturate+0xba/0x110

 6347 00:34:21.081505  # [   58.676998]  __refcount_s<6>[   59.050991] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6348 00:34:21.085134  ub_and_test.constprop.0+0x3c/0x50

 6349 00:34:21.091630  # [   58.682767]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6350 00:34:21.095101  # [   58.688605]  direct_entry.cold+0x2c/0x38

 6351 00:34:21.098236  # [   58.692795]  full_proxy_write+0x56/0x80

 6352 00:34:21.101669  # [   58.696900]  vfs_write+0xea/0x3b0

 6353 00:34:21.108004  # [   58.700481]  ksys<6>[   59.079796] lkdtm: Good: zero detected

 6354 00:34:21.111204  _write+0x68/0xf0

 6355 00:34:21.115080  # [   58.704063]  do_syscall_64+0x33/0x40

 6356 00:34:21.118094  # [   58.707902]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6357 00:34:21.121338  # [   58.713234] RIP: 0033:0x7f2c79371473

 6358 00:34:21.134644  # [   58.717073] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 <6>[   59.105979] lkdtm: Correctly stayed at zero

 6359 00:34:21.144465  64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6360 00:34:21.154494  # [   58.736077] RSP: 002b:00007ffc3480a8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6361 00:34:21.164810  # [   58.743929] RAX: ffffffffffffffda RB<6>[   59.132594] lkdtm: attempting bad refcount_inc() from zero

 6362 00:34:21.168261  X: 000000000000001f RCX: 00007f2c79371473

 6363 00:34:21.175112  # [   58.751334] RDX: 000000000000001f RSI: 00007f2c79265000 RDI: 0000000000000001

 6364 00:34:21.181910  # [   58.758736] RBP: 00007f2c79265000 R08: 00007f2c79264010 R09: 0000000000000000

 6365 00:34:21.191210  # [   58.766131] R10: fffffffffffffbc5 R11: 0<4>[   59.160515] ------------[ cut here ]------------

 6366 00:34:21.194439  000000000000246 R12: 0000000000000001

 6367 00:34:21.201661  # [   58.773522] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6368 00:34:21.204511  # [   58.780927] irq event stamp: 0

 6369 00:34:21.211474  # [   58.784246] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6370 00:34:21.218198  # [   58.790774] hardi<4>[   59.187580] refcount_t: addition on 0; use-after-free.

 6371 00:34:21.224713  rqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6372 00:34:21.231019  # [   58.799206] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6373 00:34:21.238549  # [   58.807649] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6374 00:34:21.248226  # [   58.814<4>[   59.215185] WARNING: CPU: 1 PID: 2269 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6375 00:34:21.251950  184] ---[ end trace e028c3487ed320a8 ]---

 6376 00:34:21.257855  # [   58.819062] lkdtm: Negative detected: saturated

 6377 00:34:21.264563  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6378 00:34:21.268049  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6379 00:34:21.311337  # selftests: lkdtm: REFCOU<4>[   59.246021] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6380 00:34:21.312021  NT_INC_ZERO.sh

 6381 00:34:21.320685  <4>[   59.308096] CPU: 1 PID: 2269 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6382 00:34:21.327257  <4>[   59.317453] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6383 00:34:21.330562  <4>[   59.323630] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6384 00:34:21.351152  <4>[   59.329115] Code: 02 01 e8 79 f1 c5 00 0f 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd 9f c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd

 6385 00:34:21.357293  <4>[   59.348125] RSP: 0018:ffffb5e58447fe48 EFLAGS: 00010286

 6386 00:34:21.364313  <4>[   59.353607] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6387 00:34:21.370577  <4>[   59.361026] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6388 00:34:21.377387  <4>[   59.368535] RBP: ffffffff9fd82b49 R08: 0000000000000000 R09: 0000000000000000

 6389 00:34:21.387620  <4>[   59.375959] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6390 00:34:21.394657  <4>[   59.383408] R13: ffffb5e58447ff10 R14: ffffb5e58447ff10 R15: ffffa217845a8000

 6391 00:34:21.400902  <4>[   59.390844] FS:  00007f5639935580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6392 00:34:21.407489  <4>[   59.399270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6393 00:34:21.414000  <4>[   59.405314] CR2: 00007f5639735000 CR3: 00000001065b4000 CR4: 00000000001506e0

 6394 00:34:21.417241  <4>[   59.412759] Call Trace:

 6395 00:34:21.421059  <4>[   59.415528]  ? __warn+0x80/0x110

 6396 00:34:21.427604  <4>[   59.419067]  ? refcount_warn_saturate+0x74/0x110

 6397 00:34:21.430808  <4>[   59.424060]  ? report_bug+0x9e/0xc0

 6398 00:34:21.433831  <4>[   59.427844]  ? handle_bug+0x41/0x90

 6399 00:34:21.437828  <4>[   59.431663]  ? exc_invalid_op+0x14/0x70

 6400 00:34:21.443844  <4>[   59.435810]  ? asm_exc_invalid_op+0x12/0x20

 6401 00:34:21.448169  <4>[   59.440308]  ? refcount_warn_saturate+0x74/0x110

 6402 00:34:21.454264  <4>[   59.445215]  ? refcount_warn_saturate+0x74/0x110

 6403 00:34:21.457609  <4>[   59.450125]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6404 00:34:21.460713  <4>[   59.454839]  direct_entry.cold+0x2c/0x38

 6405 00:34:21.467810  <4>[   59.459024]  full_proxy_write+0x56/0x80

 6406 00:34:21.471015  <4>[   59.463121]  vfs_write+0xea/0x3b0

 6407 00:34:21.473982  <4>[   59.466717]  ksys_write+0x68/0xf0

 6408 00:34:21.477401  <4>[   59.470303]  do_syscall_64+0x33/0x40

 6409 00:34:21.480716  <4>[   59.474142]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6410 00:34:21.487440  <4>[   59.479473] RIP: 0033:0x7f5639841473

 6411 00:34:21.504156  <4>[   59.483345] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6412 00:34:21.514766  <4>[   59.502359] RSP: 002b:00007fff415a3538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6413 00:34:21.520746  <4>[   59.510187] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5639841473

 6414 00:34:21.528014  <4>[   59.517602] RDX: 0000000000000012 RSI: 00007f5639735000 RDI: 0000000000000001

 6415 00:34:21.534893  <4>[   59.525000] RBP: 00007f5639735000 R08: 00007f5639734010 R09: 0000000000000000

 6416 00:34:21.540866  <4>[   59.532406] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6417 00:34:21.550885  <4>[   59.539795] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6418 00:34:21.554395  <4>[   59.547200] irq event stamp: 0

 6419 00:34:21.561261  <4>[   59.550517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6420 00:34:21.567733  <4>[   59.557044] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6421 00:34:21.577644  <4>[   59.565501] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6422 00:34:21.584376  <4>[   59.573930] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6423 00:34:21.587629  <4>[   59.580464] ---[ end trace e028c3487ed320a9 ]---

 6424 00:34:21.590788  <6>[   59.585342] lkdtm: Zero detected: saturated

 6425 00:34:21.634248  # [   59.028584] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6426 00:34:21.640804  # [   59.050991] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6427 00:34:21.644465  # [   59.079796] lkdtm: Good: zero detected

 6428 00:34:21.650646  # [   59.105979] lkdtm: Correctly stayed at zero

 6429 00:34:21.653911  # [   59.132594] lkdtm: attempting bad refcount_inc() from zero

 6430 00:34:21.660843  # [   59.160515] ------------[ cut here ]------------

 6431 00:34:21.664327  # [   59.187580] refcount_t: addition on 0; use-after-free.

 6432 00:34:21.674344  # [   59.215185] WARNING: CPU: 1 PID: 2269 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6433 00:34:21.713757  # [   59.246021] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6434 00:34:21.720882  # [   59.308096] CPU: 1 PID: 2269 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6435 00:34:21.727752  # [   59.317453] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6436 00:34:21.733798  # [   59.323630] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6437 00:34:21.750732  # [   59.329115] Code: 02 01 e8 79 f1 c5 00 0f 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd 9f c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd

 6438 00:34:21.756815  # [   59.348125] RSP: 0018:ffffb5e58447fe48 EFLAGS: 00010286

 6439 00:34:21.763725  # [   59.353607] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6440 00:34:21.770222  # [   59.361026] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6441 00:34:21.780739  # [   59.368535] RBP: ffffffff9fd82b49 R08: 0000000000000000 R09: 0000000000000000

 6442 00:34:21.786979  # [   59.375959] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6443 00:34:21.800727  # [   59.383408] R13: ffffb5e58447ff10 R14: ffffb5e58447ff10 R15: ffffa217845a<6>[   59.771087] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6444 00:34:21.801294  8000

 6445 00:34:21.807797  # [   59.390844] FS:  00007f5639935580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6446 00:34:21.813245  # [   59.399270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6447 00:34:21.820579  # [   59.405314] CR2: 00007f5639735000 CR3: 00000001065b4000 CR4: 00000000001506e0

 6448 00:34:21.826758  # [<6>[   59.796357] lkdtm: attempting safe refcount_add_not_zero() from zero

 6449 00:34:21.830525     59.412759] Call Trace:

 6450 00:34:21.833962  # [   59.415528]  ? __warn+0x80/0x110

 6451 00:34:21.837313  # [   59.419067]  ? refcount_warn_saturate+0x74/0x110

 6452 00:34:21.843833  # [   59.424060]  ? report_bug+0x9e/0xc0

 6453 00:34:21.846729  # [   59.427844]  ? handle_bug+0x41/0x90

 6454 00:34:21.850336  # [   59.431663]  ? exc_invalid_op+0x14/0x70

 6455 00:34:21.853240  # [  <6>[   59.825176] lkdtm: Good: zero detected

 6456 00:34:21.856642   59.435810]  ? asm_exc_invalid_op+0x12/0x20

 6457 00:34:21.863567  # [   59.440308]  ? refcount_warn_saturate+0x74/0x110

 6458 00:34:21.867022  # [   59.445215]  ? refcount_warn_saturate+0x74/0x110

 6459 00:34:21.873872  # [   59.450125]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6460 00:34:21.877259  # [   59.454839]  direct_entry.cold+0x2c/0x38

 6461 00:34:21.880230  #<6>[   59.851382] lkdtm: Correctly stayed at zero

 6462 00:34:21.883744   [   59.459024]  full_proxy_write+0x56/0x80

 6463 00:34:21.887204  # [   59.463121]  vfs_write+0xea/0x3b0

 6464 00:34:21.890233  # [   59.466717]  ksys_write+0x68/0xf0

 6465 00:34:21.896688  # [   59.470303]  do_syscall_64+0x33/0x40

 6466 00:34:21.900026  # [   59.474142]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6467 00:34:21.910220  # [   59.479473] RIP: 0033:0<6>[   59.877997] lkdtm: attempting bad refcount_add() from zero

 6468 00:34:21.910783  x7f5639841473

 6469 00:34:21.930234  # [   59.483345] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6470 00:34:21.936806  # [   59.502359] RSP: 0<4>[   59.905994] ------------[ cut here ]------------

 6471 00:34:21.940004  02b:00007fff415a3538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6472 00:34:21.950132  # [   59.510187] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5639841473

 6473 00:34:21.957004  # [   59.517602] RDX: 0000000000000012 RSI: 00007f5639735000 RDI: 0000000000000001

 6474 00:34:21.963168  # [   59.525000] RBP: <4>[   59.933034] refcount_t: addition on 0; use-after-free.

 6475 00:34:21.969946  00007f5639735000 R08: 00007f5639734010 R09: 0000000000000000

 6476 00:34:21.977822  # [   59.532406] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6477 00:34:21.983227  # [   59.539795] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6478 00:34:21.992930  # [   59.547200] irq event<4>[   59.960644] WARNING: CPU: 1 PID: 2302 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6479 00:34:21.996262   stamp: 0

 6480 00:34:22.003083  # [   59.550517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6481 00:34:22.010217  # [   59.557044] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6482 00:34:22.056484  # [   59.565501] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_p<4>[   59.991393] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6483 00:34:22.057133  rocess+0x65c/0x20e0

 6484 00:34:22.063588  # [   59.573930] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6485 00:34:22.069958  # [   59.580464] ---[ end trace e028c3487ed320a9 ]---

 6486 00:34:22.072748  # [   59.585342] lkdtm: Zero detected: saturated

 6487 00:34:22.076499  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6488 00:34:22.086581  ok 50 selfte<4>[   60.053479] CPU: 1 PID: 2302 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6489 00:34:22.090223  sts: lkdtm: REFCOUNT_INC_ZERO.sh

 6490 00:34:22.093006  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6491 00:34:22.100634  <4>[   60.083656] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6492 00:34:22.103594  <4>[   60.096401] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6493 00:34:22.123690  <4>[   60.101917] Code: 02 01 e8 79 f1 c5 00 0f 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd 9f c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd

 6494 00:34:22.130520  <4>[   60.120954] RSP: 0018:ffffb5e5844efe48 EFLAGS: 00010286

 6495 00:34:22.136637  <4>[   60.126478] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6496 00:34:22.143412  <4>[   60.133892] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6497 00:34:22.150768  <4>[   60.141318] RBP: ffffffff9fd82b5b R08: 0000000000000000 R09: 0000000000000000

 6498 00:34:22.159956  <4>[   60.148732] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6499 00:34:22.166828  <4>[   60.156157] R13: ffffb5e5844eff10 R14: ffffb5e5844eff10 R15: ffffa217852a6000

 6500 00:34:22.173452  <4>[   60.163575] FS:  00007fc5911e7580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6501 00:34:22.180408  <4>[   60.171952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6502 00:34:22.187397  <4>[   60.177982] CR2: 00007fc590fb5000 CR3: 0000000103d70000 CR4: 00000000001506e0

 6503 00:34:22.190120  <4>[   60.185430] Call Trace:

 6504 00:34:22.193277  <4>[   60.188172]  ? __warn+0x80/0x110

 6505 00:34:22.200108  <4>[   60.191728]  ? refcount_warn_saturate+0x74/0x110

 6506 00:34:22.203306  <4>[   60.196634]  ? report_bug+0x9e/0xc0

 6507 00:34:22.206834  <4>[   60.200431]  ? handle_bug+0x41/0x90

 6508 00:34:22.210478  <4>[   60.204203]  ? exc_invalid_op+0x14/0x70

 6509 00:34:22.216741  <4>[   60.208385]  ? asm_exc_invalid_op+0x12/0x20

 6510 00:34:22.220385  <4>[   60.212916]  ? refcount_warn_saturate+0x74/0x110

 6511 00:34:22.226780  <4>[   60.217882]  ? refcount_warn_saturate+0x74/0x110

 6512 00:34:22.230824  <4>[   60.222856]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6513 00:34:22.233434  <4>[   60.227657]  direct_entry.cold+0x2c/0x38

 6514 00:34:22.239907  <4>[   60.231943]  full_proxy_write+0x56/0x80

 6515 00:34:22.243767  <4>[   60.236184]  vfs_write+0xea/0x3b0

 6516 00:34:22.247153  <4>[   60.239808]  ksys_write+0x68/0xf0

 6517 00:34:22.250946  <4>[   60.243477]  do_syscall_64+0x33/0x40

 6518 00:34:22.257366  <4>[   60.247315]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6519 00:34:22.260658  <4>[   60.252650] RIP: 0033:0x7fc5910c1473

 6520 00:34:22.277027  <4>[   60.256498] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6521 00:34:22.287217  <4>[   60.275501] RSP: 002b:00007ffc36b1a068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6522 00:34:22.293648  <4>[   60.283349] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc5910c1473

 6523 00:34:22.300654  <4>[   60.290747] RDX: 0000000000000012 RSI: 00007fc590fb5000 RDI: 0000000000000001

 6524 00:34:22.306772  <4>[   60.298139] RBP: 00007fc590fb5000 R08: 00007fc590fb4010 R09: 0000000000000000

 6525 00:34:22.316985  <4>[   60.305532] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6526 00:34:22.323537  <4>[   60.312943] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6527 00:34:22.326359  <4>[   60.320345] irq event stamp: 0

 6528 00:34:22.333456  <4>[   60.323667] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6529 00:34:22.339712  <4>[   60.330196] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6530 00:34:22.349736  <4>[   60.338630] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6531 00:34:22.356514  <4>[   60.347092] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6532 00:34:22.359487  <4>[   60.353624] ---[ end trace e028c3487ed320aa ]---

 6533 00:34:22.366276  <6>[   60.358517] lkdtm: Zero detected: saturated

 6534 00:34:22.405826  # [   59.771087] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6535 00:34:22.412815  # [   59.796357] lkdtm: attempting safe refcount_add_not_zero() from zero

 6536 00:34:22.415922  # [   59.825176] lkdtm: Good: zero detected

 6537 00:34:22.422247  # [   59.851382] lkdtm: Correctly stayed at zero

 6538 00:34:22.425702  # [   59.877997] lkdtm: attempting bad refcount_add() from zero

 6539 00:34:22.432186  # [   59.905994] ------------[ cut here ]------------

 6540 00:34:22.435552  # [   59.933034] refcount_t: addition on 0; use-after-free.

 6541 00:34:22.446238  # [   59.960644] WARNING: CPU: 1 PID: 2302 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6542 00:34:22.485953  # [   59.991393] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6543 00:34:22.492826  # [   60.053479] CPU: 1 PID: 2302 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6544 00:34:22.498726  # [   60.083656] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6545 00:34:22.506029  # [   60.096401] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6546 00:34:22.522356  # [   60.101917] Code: 02 01 e8 79 f1 c5 00 0f 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd 9f c6 05 75 fb 16 02 01 e8 56 f1 c5 00 <0f> 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd

 6547 00:34:22.529270  # [   60.120954] RSP: 0018:ffffb5e5844efe48 EFLAGS: 00010286

 6548 00:34:22.535723  # [   60.126478] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6549 00:34:22.542678  # [   60.133892] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6550 00:34:22.552020  # [   60.141318] RBP: ffffffff9fd82b5b R08: 0000000000000000 R09: 0000000000000000

 6551 00:34:22.558792  # [   60.148732] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6552 00:34:22.565903  # [   60.156157] R13: ffffb5e5<6>[   60.553782] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6553 00:34:22.572087  844eff10 R14: ffffb5e5844eff10 R15: ffffa217852a6000

 6554 00:34:22.578855  # [   60.163575] FS:  00007fc5911e7580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6555 00:34:22.586238  # [   60.171952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6556 00:34:22.596119  # [   60.177982] CR2: 00007fc590fb5000 <6>[   60.564353] lkdtm: attempting bad refcount_inc() from saturated

 6557 00:34:22.599007  CR3: 0000000103d70000 CR4: 00000000001506e0

 6558 00:34:22.602339  # [   60.185430] Call Trace:

 6559 00:34:22.606041  # [   60.188172]  ? __warn+0x80/0x110

 6560 00:34:22.610034  # [   60.191728]  ? refcount_warn_saturate+0x74/0x110

 6561 00:34:22.612765  # [   60.196634]  ? report_bug+0x9e/0xc0

 6562 00:34:22.616152  # [   60.200431]  ? handle_bug+0x41/0x90

 6563 00:34:22.622685  # [<4>[   60.592726] ------------[ cut here ]------------

 6564 00:34:22.626135     60.204203]  ? exc_invalid_op+0x14/0x70

 6565 00:34:22.628943  # [   60.208385]  ? asm_exc_invalid_op+0x12/0x20

 6566 00:34:22.635925  # [   60.212916]  ? refcount_warn_saturate+0x74/0x110

 6567 00:34:22.638856  # [   60.217882]  ? refcount_warn_saturate+0x74/0x110

 6568 00:34:22.646192  # [   60.222856]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6569 00:34:22.649647  <4>[   60.619816] refcount_t: saturated; leaking memory.

 6570 00:34:22.653097  # [   60.227657]  direct_entry.cold+0x2c/0x38

 6571 00:34:22.658967  # [   60.231943]  full_proxy_write+0x56/0x80

 6572 00:34:22.662726  # [   60.236184]  vfs_write+0xea/0x3b0

 6573 00:34:22.665979  # [   60.239808]  ksys_write+0x68/0xf0

 6574 00:34:22.669061  # [   60.243477]  do_syscall_64+0x33/0x40

 6575 00:34:22.678836  # [   60.247315]  entry_SYSCALL_64_after<4>[   60.647061] WARNING: CPU: 1 PID: 2338 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6576 00:34:22.682187  _hwframe+0x62/0xc7

 6577 00:34:22.685640  # [   60.252650] RIP: 0033:0x7fc5910c1473

 6578 00:34:22.742496  # [   60.256498] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 <4>[   60.677995] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6579 00:34:22.745655  83 ec 28 48 89 54 24 18

 6580 00:34:22.752538  # [   60.275501] RSP: 002b:00007ffc36b1a068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6581 00:34:22.759144  # [   60.283349] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc5910c1473

 6582 00:34:22.772443  # [   60.290747] RDX: 0000000000000012 RSI: 00007fc590fb50<4>[   60.739978] CPU: 1 PID: 2338 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6583 00:34:22.775574  00 RDI: 0000000000000001

 6584 00:34:22.782229  # [   60.298139] RBP: 00007fc590fb5000 R08: 00007fc590fb4010 R09: 0000000000000000

 6585 00:34:22.788858  # [   60.305532] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6586 00:34:22.802983  # [   60.312943] R13: 0000000000000001 R14: 0000000000020000 R<4>[   60.770222] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6587 00:34:22.803572  15: 0000000000020000

 6588 00:34:22.805579  # [   60.320345] irq event stamp: 0

 6589 00:34:22.811931  # [   60.323667] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6590 00:34:22.822382  # [   60.330196] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6591 00:34:22.828843  # [   60.338630] softirqs l<4>[   60.798551] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6592 00:34:22.835424  ast  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6593 00:34:22.842085  # [   60.347092] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6594 00:34:22.845453  # [   60.353624] ---[ end trace e028c3487ed320aa ]---

 6595 00:34:22.852260  # [   60.358517] lkdtm: Zero detected: saturated

 6596 00:34:22.868368  # REFCOU<4>[   60.826196] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 6597 00:34:22.871857  NT_ADD_ZERO: saw 'call trace:': ok

 6598 00:34:22.879384  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6599 00:34:22.882589  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6600 00:34:22.885259  <4>[   60.867377] RSP: 0018:ffffb5e584567e48 EFLAGS: 00010286

 6601 00:34:22.895113  <4>[   60.884053] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6602 00:34:22.901720  <4>[   60.891506] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6603 00:34:22.908299  <4>[   60.898955] RBP: ffffffff9fd82b6d R08: 0000000000000000 R09: 0000000000000000

 6604 00:34:22.915222  <4>[   60.906403] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6605 00:34:22.925148  <4>[   60.913846] R13: ffffb5e584567f10 R14: ffffb5e584567f10 R15: ffffa21784174000

 6606 00:34:22.931511  <4>[   60.921283] FS:  00007fa41cca5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6607 00:34:22.938165  <4>[   60.929697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6608 00:34:22.945541  <4>[   60.935764] CR2: 00007fa41ca75000 CR3: 0000000103d68000 CR4: 00000000001506e0

 6609 00:34:22.948180  <4>[   60.943234] Call Trace:

 6610 00:34:22.952182  <4>[   60.946037]  ? __warn+0x80/0x110

 6611 00:34:22.958287  <4>[   60.949613]  ? refcount_warn_saturate+0x51/0x110

 6612 00:34:22.961629  <4>[   60.954581]  ? report_bug+0x9e/0xc0

 6613 00:34:22.965600  <4>[   60.958416]  ? handle_bug+0x41/0x90

 6614 00:34:22.968166  <4>[   60.962292]  ? exc_invalid_op+0x14/0x70

 6615 00:34:22.975468  <4>[   60.966497]  ? asm_exc_invalid_op+0x12/0x20

 6616 00:34:22.978833  <4>[   60.971064]  ? refcount_warn_saturate+0x51/0x110

 6617 00:34:22.985557  <4>[   60.976036]  ? refcount_warn_saturate+0x51/0x110

 6618 00:34:22.988398  <4>[   60.980978]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6619 00:34:22.992132  <4>[   60.986206]  direct_entry.cold+0x2c/0x38

 6620 00:34:22.998875  <4>[   60.990565]  full_proxy_write+0x56/0x80

 6621 00:34:23.001881  <4>[   60.994756]  vfs_write+0xea/0x3b0

 6622 00:34:23.005132  <4>[   60.998456]  ksys_write+0x68/0xf0

 6623 00:34:23.008726  <4>[   61.002135]  do_syscall_64+0x33/0x40

 6624 00:34:23.015767  <4>[   61.006058]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6625 00:34:23.018752  <4>[   61.011422] RIP: 0033:0x7fa41cb81473

 6626 00:34:23.039155  <4>[   61.015260] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6627 00:34:23.045345  <4>[   61.034310] RSP: 002b:00007ffdbe0b85f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6628 00:34:23.052394  <4>[   61.042147] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa41cb81473

 6629 00:34:23.058486  <4>[   61.049535] RDX: 0000000000000017 RSI: 00007fa41ca75000 RDI: 0000000000000001

 6630 00:34:23.068408  <4>[   61.056923] RBP: 00007fa41ca75000 R08: 00007fa41ca74010 R09: 0000000000000000

 6631 00:34:23.075639  <4>[   61.064333] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6632 00:34:23.081782  <4>[   61.071745] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6633 00:34:23.084953  <4>[   61.079144] irq event stamp: 0

 6634 00:34:23.091821  <4>[   61.082465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6635 00:34:23.098826  <4>[   61.088993] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6636 00:34:23.108562  <4>[   61.097438] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6637 00:34:23.115106  <4>[   61.105870] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6638 00:34:23.119100  <4>[   61.112395] ---[ end trace e028c3487ed320ab ]---

 6639 00:34:23.125063  <6>[   61.117273] lkdtm: Saturation detected: still saturated

 6640 00:34:23.168352  # [   60.553782] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6641 00:34:23.175131  # [   60.564353] lkdtm: attempting bad refcount_inc() from saturated

 6642 00:34:23.181661  # [   60.592726] ------------[ cut here ]------------

 6643 00:34:23.185470  # [   60.619816] refcount_t: saturated; leaking memory.

 6644 00:34:23.194672  # [   60.647061] WARNING: CPU: 1 PID: 2338 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6645 00:34:23.234554  # [   60.677995] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6646 00:34:23.241320  # [   60.739978] CPU: 1 PID: 2338 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6647 00:34:23.247585  # [   60.770222] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6648 00:34:23.254463  # [   60.798551] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6649 00:34:23.270997  # [   60.826196] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 6650 00:34:23.277573  # [   60.867377] RSP: 0018:ffffb5e584567e48 EFLAGS: 00010286

 6651 00:34:23.284284  # [   60.884053] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6652 00:34:23.290934  # [   60.891506] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6653 00:34:23.300855  # [   60.898955] RBP: ffffffff9fd82b6d R08: 0000000000000000 R09: 0000000000000000

 6654 00:34:23.307474  # [   60.906403] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6655 00:34:23.313651  # [   60.913846] R13: ffffb5e584567f10 R14: ffffb5e584567f10 R15: ffffa21784174000

 6656 00:34:23.320203  # [   60.921283] FS:  00007fa41cca5580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6657 00:34:23.333617  # [   60.929697] CS:  0010 DS: 0000 ES: 0000 CR0: 0<6>[   61.311388] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6658 00:34:23.334334  000000080050033

 6659 00:34:23.340621  # [   60.935764] CR2: 00007fa41ca75000 CR3: 0000000103d68000 CR4: 00000000001506e0

 6660 00:34:23.343777  # [   60.943234] Call Trace:

 6661 00:34:23.347563  # [   60.946037]  ? __warn+0x80/0x110

 6662 00:34:23.354235  # [   60.949613]  ? refcount_warn_saturate+0x51/0x110

 6663 00:34:23.360401  # [   60.954581]  ? report_bug+<6>[   61.330006] lkdtm: attempting bad refcount_dec() from saturated

 6664 00:34:23.360934  0x9e/0xc0

 6665 00:34:23.366849  # [   60.958416]  ? handle_bug+0x41/0x90

 6666 00:34:23.370531  # [   60.962292]  ? exc_invalid_op+0x14/0x70

 6667 00:34:23.373859  # [   60.966497]  ? asm_exc_invalid_op+0x12/0x20

 6668 00:34:23.380244  # [   60.971064]  ? refcount_warn_saturate+0x51/0x110

 6669 00:34:23.387857  # [   60.976036]  ? refcount_warn_saturate+0x51/0x11<4>[   61.358380] ------------[ cut here ]------------

 6670 00:34:23.388466  0

 6671 00:34:23.393719  # [   60.980978]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6672 00:34:23.396775  # [   60.986206]  direct_entry.cold+0x2c/0x38

 6673 00:34:23.400262  # [   60.990565]  full_proxy_write+0x56/0x80

 6674 00:34:23.403780  # [   60.994756]  vfs_write+0xea/0x3b0

 6675 00:34:23.406807  # [   60.998456]  ksys_write+0x68/0xf0

 6676 00:34:23.416728  # [   61.002135]  do_s<4>[   61.385468] refcount_t: decrement hit 0; leaking memory.

 6677 00:34:23.417256  yscall_64+0x33/0x40

 6678 00:34:23.423044  # [   61.006058]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6679 00:34:23.426822  # [   61.011422] RIP: 0033:0x7fa41cb81473

 6680 00:34:23.446775  # [   61.015260] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 0<4>[   61.413235] WARNING: CPU: 1 PID: 2374 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6681 00:34:23.454067  1 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6682 00:34:23.463231  # [   61.034310] RSP: 002b:00007ffdbe0b85f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6683 00:34:23.510673  # [   61.042147] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa41cb8147<4>[   61.444131] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6684 00:34:23.511267  3

 6685 00:34:23.516825  # [   61.049535] RDX: 0000000000000017 RSI: 00007fa41ca75000 RDI: 0000000000000001

 6686 00:34:23.523338  # [   61.056923] RBP: 00007fa41ca75000 R08: 00007fa41ca74010 R09: 0000000000000000

 6687 00:34:23.530026  # [   61.064333] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6688 00:34:23.539895  #<4>[   61.506183] CPU: 1 PID: 2374 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6689 00:34:23.546396   [   61.071745] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6690 00:34:23.549750  # [   61.079144] irq event stamp: 0

 6691 00:34:23.556502  # [   61.082465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6692 00:34:23.566562  # [   61.088993] hardirqs last disabled at (0): [<ffffffff9dcf<4>[   61.536336] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6693 00:34:23.570057  d6cc>] copy_process+0x65c/0x20e0

 6694 00:34:23.579866  # [   61.097438] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6695 00:34:23.586671  # [   61.105870] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6696 00:34:23.596524  # [   61.112395] ---[ end trace e028c3487ed320ab ]--<4>[   61.564683] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6697 00:34:23.597091  -

 6698 00:34:23.599439  # [   61.117273] lkdtm: Saturation detected: still saturated

 6699 00:34:23.606544  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 6700 00:34:23.613169  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6701 00:34:23.616243  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6702 00:34:23.632955  <4>[   61.592329] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6703 00:34:23.639269  <4>[   61.631893] RSP: 0018:ffffb5e5845d7e48 EFLAGS: 00010286

 6704 00:34:23.646032  <4>[   61.637459] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6705 00:34:23.657067  <4>[   61.644891] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6706 00:34:23.662671  <4>[   61.652331] RBP: ffffffff9fd82b84 R08: 0000000000000000 R09: 0000000000000000

 6707 00:34:23.669653  <4>[   61.659760] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6708 00:34:23.676134  <4>[   61.667195] R13: ffffb5e5845d7f10 R14: ffffb5e5845d7f10 R15: ffffa21784689000

 6709 00:34:23.686218  <4>[   61.674627] FS:  00007f13b095f580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6710 00:34:23.692792  <4>[   61.683029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6711 00:34:23.699435  <4>[   61.689096] CR2: 00007f13b072d000 CR3: 0000000104168000 CR4: 00000000001506e0

 6712 00:34:23.702851  <4>[   61.696545] Call Trace:

 6713 00:34:23.706285  <4>[   61.699341]  ? __warn+0x80/0x110

 6714 00:34:23.709864  <4>[   61.702917]  ? refcount_warn_saturate+0xfb/0x110

 6715 00:34:23.712685  <4>[   61.707877]  ? report_bug+0x9e/0xc0

 6716 00:34:23.719719  <4>[   61.711816]  ? handle_bug+0x41/0x90

 6717 00:34:23.722608  <4>[   61.715627]  ? exc_invalid_op+0x14/0x70

 6718 00:34:23.725688  <4>[   61.719811]  ? asm_exc_invalid_op+0x12/0x20

 6719 00:34:23.733123  <4>[   61.724346]  ? refcount_warn_saturate+0xfb/0x110

 6720 00:34:23.736546  <4>[   61.729362]  ? refcount_warn_saturate+0xfb/0x110

 6721 00:34:23.742628  <4>[   61.734328]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6722 00:34:23.746231  <4>[   61.739615]  direct_entry.cold+0x2c/0x38

 6723 00:34:23.749906  <4>[   61.743896]  full_proxy_write+0x56/0x80

 6724 00:34:23.753184  <4>[   61.748054]  vfs_write+0xea/0x3b0

 6725 00:34:23.755887  <4>[   61.751686]  ksys_write+0x68/0xf0

 6726 00:34:23.763226  <4>[   61.755278]  do_syscall_64+0x33/0x40

 6727 00:34:23.766466  <4>[   61.759131]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6728 00:34:23.769844  <4>[   61.764452] RIP: 0033:0x7f13b0839473

 6729 00:34:23.789867  <4>[   61.768292] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6730 00:34:23.796328  <4>[   61.787316] RSP: 002b:00007ffc406e8fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6731 00:34:23.806526  <4>[   61.795142] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f13b0839473

 6732 00:34:23.812791  <4>[   61.802550] RDX: 0000000000000017 RSI: 00007f13b072d000 RDI: 0000000000000001

 6733 00:34:23.819565  <4>[   61.809940] RBP: 00007f13b072d000 R08: 00007f13b072c010 R09: 0000000000000000

 6734 00:34:23.826912  <4>[   61.817357] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6735 00:34:23.835994  <4>[   61.824756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6736 00:34:23.839609  <4>[   61.832164] irq event stamp: 0

 6737 00:34:23.846128  <4>[   61.835482] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6738 00:34:23.853776  <4>[   61.842010] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6739 00:34:23.862459  <4>[   61.850458] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6740 00:34:23.869505  <4>[   61.858889] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6741 00:34:23.872860  <4>[   61.865412] ---[ end trace e028c3487ed320ac ]---

 6742 00:34:23.879121  <6>[   61.870291] lkdtm: Saturation detected: still saturated

 6743 00:34:23.920173  # [   61.311388] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6744 00:34:23.926879  # [   61.330006] lkdtm: attempting bad refcount_dec() from saturated

 6745 00:34:23.934056  # [   61.358380] ------------[ cut here ]------------

 6746 00:34:23.936954  # [   61.385468] refcount_t: decrement hit 0; leaking memory.

 6747 00:34:23.947132  # [   61.413235] WARNING: CPU: 1 PID: 2374 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6748 00:34:23.986744  # [   61.444131] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6749 00:34:23.993447  # [   61.506183] CPU: 1 PID: 2374 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6750 00:34:24.000231  # [   61.536336] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6751 00:34:24.006759  # [   61.564683] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6752 00:34:24.023504  # [   61.592329] Code: 98 d7 cd 9f c6 05 05 fb 16 02 01 e8 e9 f0 c5 00 0f 0b e9 f8 c4 04 01 48 c7 c7 68 d7 cd 9f c6 05 ec fa 16 02 01 e8 cf f0 c5 00 <0f> 0b e9 de c4 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6753 00:34:24.029807  # [   61.631893] RSP: 0018:ffffb5e5845d7e48 EFLAGS: 00010286

 6754 00:34:24.036868  # [   61.637459] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6755 00:34:24.043164  # [   61.644891] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6756 00:34:24.050019  # [   61.652331] RBP: ffffffff9fd82b84 R08: 0000000000000000 R09: 0000000000000000

 6757 00:34:24.060055  # [   61.659760] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6758 00:34:24.067157  # [   61.667195] R13: ffffb5e5845d7f10 R14: ffffb5e5845d7f10 R15: ffffa21784689000

 6759 00:34:24.073320  # [   61.674627] FS:  00007f13b095f580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6760 00:34:24.083833  # [   61.683029] CS:  0010 D<6>[   62.061080] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6761 00:34:24.086804  S: 0000 ES: 0000 CR0: 0000000080050033

 6762 00:34:24.093735  # [   61.689096] CR2: 00007f13b072d000 CR3: 0000000104168000 CR4: 00000000001506e0

 6763 00:34:24.097360  # [   61.696545] Call Trace:

 6764 00:34:24.099631  # [   61.699341]  ? __warn+0x80/0x110

 6765 00:34:24.104188  # [   61.702917]  ? refcount_warn_saturate+0xfb/0x110

 6766 00:34:24.110640  # [   61<6>[   62.080501] lkdtm: attempting bad refcount_dec() from saturated

 6767 00:34:24.113482  .707877]  ? report_bug+0x9e/0xc0

 6768 00:34:24.117157  # [   61.711816]  ? handle_bug+0x41/0x90

 6769 00:34:24.123229  # [   61.715627]  ? exc_invalid_op+0x14/0x70

 6770 00:34:24.126835  # [   61.719811]  ? asm_exc_invalid_op+0x12/0x20

 6771 00:34:24.130545  # [   61.724346]  ? refcount_warn_saturate+0xfb/0x110

 6772 00:34:24.139774  # [   61.729362]  ? refcount_<4>[   62.108863] ------------[ cut here ]------------

 6773 00:34:24.140240  warn_saturate+0xfb/0x110

 6774 00:34:24.146411  # [   61.734328]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6775 00:34:24.150475  # [   61.739615]  direct_entry.cold+0x2c/0x38

 6776 00:34:24.153045  # [   61.743896]  full_proxy_write+0x56/0x80

 6777 00:34:24.156726  # [   61.748054]  vfs_write+0xea/0x3b0

 6778 00:34:24.160348  # [   61.751686]  ksys_write+0x68/0xf0

 6779 00:34:24.166980  <4>[   62.135956] refcount_t: saturated; leaking memory.

 6780 00:34:24.167452  

 6781 00:34:24.170002  # [   61.755278]  do_syscall_64+0x33/0x40

 6782 00:34:24.176755  # [   61.759131]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6783 00:34:24.179843  # [   61.764452] RIP: 0033:0x7f13b0839473

 6784 00:34:24.196393  # [   61.768292] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00<4>[   62.163210] WARNING: CPU: 1 PID: 2410 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6785 00:34:24.206542   00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6786 00:34:24.213016  # [   61.787316] RSP: 002b:00007ffc406e8fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6787 00:34:24.259430  # [   61.795142] RAX: ffffffffffffffda RBX: 00000000000000<4>[   62.194115] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6788 00:34:24.262579  17 RCX: 00007f13b0839473

 6789 00:34:24.269409  # [   61.802550] RDX: 0000000000000017 RSI: 00007f13b072d000 RDI: 0000000000000001

 6790 00:34:24.276319  # [   61.809940] RBP: 00007f13b072d000 R08: 00007f13b072c010 R09: 0000000000000000

 6791 00:34:24.289371  # [   61.817357] R10: fffffffffffffbc5 R11: 0000000000000246 R<4>[   62.256127] CPU: 1 PID: 2410 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6792 00:34:24.289950  12: 0000000000000001

 6793 00:34:24.299332  # [   61.824756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6794 00:34:24.302877  # [   61.832164] irq event stamp: 0

 6795 00:34:24.309205  # [   61.835482] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6796 00:34:24.315992  # [   61.842010] hardirqs last disabled<4>[   62.286334] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6797 00:34:24.322599   at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6798 00:34:24.328926  # [   61.850458] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6799 00:34:24.336077  # [   61.858889] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6800 00:34:24.345853  # [   61.865412] ---[ end tra<4>[   62.314685] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6801 00:34:24.346345  ce e028c3487ed320ac ]---

 6802 00:34:24.352343  # [   61.870291] lkdtm: Saturation detected: still saturated

 6803 00:34:24.358929  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 6804 00:34:24.362723  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6805 00:34:24.386082  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.<4>[   62.342317] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 6806 00:34:24.386681  sh

 6807 00:34:24.392623  <4>[   62.383474] RSP: 0018:ffffb5e58465fe48 EFLAGS: 00010286

 6808 00:34:24.398921  <4>[   62.389305] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6809 00:34:24.405664  <4>[   62.396713] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6810 00:34:24.415742  <4>[   62.404144] RBP: ffffffff9fd82b9b R08: 0000000000000000 R09: 0000000000000000

 6811 00:34:24.422149  <4>[   62.411553] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6812 00:34:24.429540  <4>[   62.418989] R13: ffffb5e58465ff10 R14: ffffb5e58465ff10 R15: ffffa21784686000

 6813 00:34:24.439294  <4>[   62.426398] FS:  00007fa7309b7580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6814 00:34:24.442982  <4>[   62.434788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6815 00:34:24.452330  <4>[   62.440811] CR2: 00007fa730785000 CR3: 00000001045a8000 CR4: 00000000001506e0

 6816 00:34:24.452898  <4>[   62.448266] Call Trace:

 6817 00:34:24.455480  <4>[   62.451013]  ? __warn+0x80/0x110

 6818 00:34:24.462480  <4>[   62.454547]  ? refcount_warn_saturate+0x51/0x110

 6819 00:34:24.465571  <4>[   62.459462]  ? report_bug+0x9e/0xc0

 6820 00:34:24.468806  <4>[   62.463285]  ? handle_bug+0x41/0x90

 6821 00:34:24.472322  <4>[   62.467058]  ? exc_invalid_op+0x14/0x70

 6822 00:34:24.478901  <4>[   62.471246]  ? asm_exc_invalid_op+0x12/0x20

 6823 00:34:24.482580  <4>[   62.475793]  ? refcount_warn_saturate+0x51/0x110

 6824 00:34:24.489104  <4>[   62.480757]  ? refcount_warn_saturate+0x51/0x110

 6825 00:34:24.492115  <4>[   62.485730]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6826 00:34:24.498942  <4>[   62.490994]  direct_entry.cold+0x2c/0x38

 6827 00:34:24.502354  <4>[   62.495263]  full_proxy_write+0x56/0x80

 6828 00:34:24.505736  <4>[   62.499436]  vfs_write+0xea/0x3b0

 6829 00:34:24.509168  <4>[   62.503070]  ksys_write+0x68/0xf0

 6830 00:34:24.512154  <4>[   62.506769]  do_syscall_64+0x33/0x40

 6831 00:34:24.518817  <4>[   62.510708]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6832 00:34:24.522295  <4>[   62.516097] RIP: 0033:0x7fa730891473

 6833 00:34:24.542946  <4>[   62.520010] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6834 00:34:24.549221  <4>[   62.539100] RSP: 002b:00007fff6c2ec6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6835 00:34:24.555785  <4>[   62.546926] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa730891473

 6836 00:34:24.566102  <4>[   62.554312] RDX: 0000000000000017 RSI: 00007fa730785000 RDI: 0000000000000001

 6837 00:34:24.572838  <4>[   62.561701] RBP: 00007fa730785000 R08: 00007fa730784010 R09: 0000000000000000

 6838 00:34:24.579494  <4>[   62.569119] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6839 00:34:24.585792  <4>[   62.576535] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6840 00:34:24.589446  <4>[   62.583960] irq event stamp: 0

 6841 00:34:24.596256  <4>[   62.587315] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6842 00:34:24.605453  <4>[   62.593843] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6843 00:34:24.612100  <4>[   62.602294] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6844 00:34:24.619191  <4>[   62.610726] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6845 00:34:24.625684  <4>[   62.617250] ---[ end trace e028c3487ed320ad ]---

 6846 00:34:24.628850  <6>[   62.622131] lkdtm: Saturation detected: still saturated

 6847 00:34:24.672720  # [   62.061080] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6848 00:34:24.679753  # [   62.080501] lkdtm: attempting bad refcount_dec() from saturated

 6849 00:34:24.685804  # [   62.108863] ------------[ cut here ]------------

 6850 00:34:24.689647  # [   62.135956] refcount_t: saturated; leaking memory.

 6851 00:34:24.699452  # [   62.163210] WARNING: CPU: 1 PID: 2410 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6852 00:34:24.739917  # [   62.194115] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6853 00:34:24.745975  # [   62.256127] CPU: 1 PID: 2410 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6854 00:34:24.752890  # [   62.286334] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6855 00:34:24.755532  # [   62.314685] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6856 00:34:24.775775  # [   62.342317] Code: 84 bc 00 00 00 e9 af c5 04 01 85 f6 74 46 80 3d a9 fb 16 02 00 75 ee 48 c7 c7 e8 d6 cd 9f c6 05 99 fb 16 02 01 e8 79 f1 c5 00 <0f> 0b e9 88 c5 04 01 80 3d 85 fb 16 02 00 75 cb 48 c7 c7 10 d7 cd

 6857 00:34:24.782412  # [   62.383474] RSP: 0018:ffffb5e58465fe48 EFLAGS: 00010286

 6858 00:34:24.788681  # [   62.389305] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6859 00:34:24.796336  # [   62.396713] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6860 00:34:24.802038  # [   62.404144] RBP: ffffffff9fd82b9b R08: 0000000000000000 R09: 0000000000000000

 6861 00:34:24.812297  # [   62.411553] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6862 00:34:24.818933  # [   62.418989] R13: ffffb5e58465ff10 R14: ffffb5e58465ff10 R15: ffffa21784686000

 6863 00:34:24.825488  # [   62.426398] FS:  00007fa7309b7580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6864 00:34:24.835552  # [   62.434788] CS:  0010 DS: 000<6>[   62.804929] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6865 00:34:24.839024  0 ES: 0000 CR0: 0000000080050033

 6866 00:34:24.845945  # [   62.440811] CR2: 00007fa730785000 CR3: 00000001045a8000 CR4: 00000000001506e0

 6867 00:34:24.849007  # [   62.448266] Call Trace:

 6868 00:34:24.852866  # [   62.451013]  ? __warn+0x80/0x110

 6869 00:34:24.856081  # [   62.454547]  ? refcount_warn_saturate+0x51/0x110

 6870 00:34:24.866046  # [   62.45946<6>[   62.833619] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6871 00:34:24.869121  2]  ? report_bug+0x9e/0xc0

 6872 00:34:24.872421  # [   62.463285]  ? handle_bug+0x41/0x90

 6873 00:34:24.875465  # [   62.467058]  ? exc_invalid_op+0x14/0x70

 6874 00:34:24.878891  # [   62.471246]  ? asm_exc_invalid_op+0x12/0x20

 6875 00:34:24.885687  # [   62.475793]  ? refcount_warn_saturate+0x51/0x110

 6876 00:34:24.892357  # [   62.480757]  ? refcount_warn_s<4>[   62.862768] ------------[ cut here ]------------

 6877 00:34:24.895753  aturate+0x51/0x110

 6878 00:34:24.899443  # [   62.485730]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6879 00:34:24.902539  # [   62.490994]  direct_entry.cold+0x2c/0x38

 6880 00:34:24.909039  # [   62.495263]  full_proxy_write+0x56/0x80

 6881 00:34:24.912030  # [   62.499436]  vfs_write+0xea/0x3b0

 6882 00:34:24.915394  # [   62.503070]  ksys_write+0x68/0xf0

 6883 00:34:24.918868  # [  <4>[   62.889856] refcount_t: saturated; leaking memory.

 6884 00:34:24.922072   62.506769]  do_syscall_64+0x33/0x40

 6885 00:34:24.928933  # [   62.510708]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6886 00:34:24.932150  # [   62.516097] RIP: 0033:0x7fa730891473

 6887 00:34:24.952274  # [   62.520010] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00<4>[   62.917112] WARNING: CPU: 1 PID: 2443 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6888 00:34:24.958608   85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6889 00:34:24.969642  # [   62.539100] RSP: 002b:00007fff6c2ec6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6890 00:34:25.012075  # [   62.546926] RAX: ffffffffffffffda RBX: 0000000000000017 RCX<4>[   62.948006] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6891 00:34:25.015594  : 00007fa730891473

 6892 00:34:25.022445  # [   62.554312] RDX: 0000000000000017 RSI: 00007fa730785000 RDI: 0000000000000001

 6893 00:34:25.028603  # [   62.561701] RBP: 00007fa730785000 R08: 00007fa730784010 R09: 0000000000000000

 6894 00:34:25.042189  # [   62.569119] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00<4>[   63.010057] CPU: 1 PID: 2443 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6895 00:34:25.046293  00000000000001

 6896 00:34:25.051914  # [   62.576535] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6897 00:34:25.055356  # [   62.583960] irq event stamp: 0

 6898 00:34:25.061665  # [   62.587315] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6899 00:34:25.071446  # [   62.593843] hardirqs last disabled at (0<4>[   63.040220] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6900 00:34:25.074803  ): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6901 00:34:25.084943  # [   62.602294] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6902 00:34:25.091329  # [   62.610726] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6903 00:34:25.098288  # [   62.617250] ---[ end trace e02<4>[   63.068566] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6904 00:34:25.101982  8c3487ed320ad ]---

 6905 00:34:25.105124  # [   62.622131] lkdtm: Saturation detected: still saturated

 6906 00:34:25.111531  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 6907 00:34:25.118144  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 6908 00:34:25.141711  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURAT<4>[   63.096189] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 6909 00:34:25.142254  ED.sh

 6910 00:34:25.145553  <4>[   63.137391] RSP: 0018:ffffb5e5846cfe38 EFLAGS: 00010282

 6911 00:34:25.155331  <4>[   63.143461] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6912 00:34:25.161699  <4>[   63.150872] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6913 00:34:25.167843  <4>[   63.158285] RBP: ffffffff9fd827c8 R08: 0000000000000000 R09: 0000000000000000

 6914 00:34:25.175093  <4>[   63.165718] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6915 00:34:25.181818  <4>[   63.173136] R13: ffffb5e5846cff10 R14: ffffb5e5846cff10 R15: ffffa21783116000

 6916 00:34:25.191817  <4>[   63.180564] FS:  00007fc2ffd31580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 6917 00:34:25.198631  <4>[   63.188929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6918 00:34:25.204924  <4>[   63.194976] CR2: 00007fc2ffafd000 CR3: 0000000103c0e000 CR4: 00000000001506e0

 6919 00:34:25.208385  <4>[   63.202390] Call Trace:

 6920 00:34:25.211772  <4>[   63.205130]  ? __warn+0x80/0x110

 6921 00:34:25.215030  <4>[   63.208649]  ? refcount_warn_saturate+0x97/0x110

 6922 00:34:25.218536  <4>[   63.213559]  ? report_bug+0x9e/0xc0

 6923 00:34:25.225008  <4>[   63.217338]  ? handle_bug+0x41/0x90

 6924 00:34:25.228547  <4>[   63.221132]  ? exc_invalid_op+0x14/0x70

 6925 00:34:25.231777  <4>[   63.225252]  ? asm_exc_invalid_op+0x12/0x20

 6926 00:34:25.238056  <4>[   63.229781]  ? refcount_warn_saturate+0x97/0x110

 6927 00:34:25.241576  <4>[   63.234710]  ? refcount_warn_saturate+0x97/0x110

 6928 00:34:25.248040  <4>[   63.239659]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6929 00:34:25.255054  <4>[   63.245493]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6930 00:34:25.257920  <4>[   63.251519]  direct_entry.cold+0x2c/0x38

 6931 00:34:25.261148  <4>[   63.255802]  full_proxy_write+0x56/0x80

 6932 00:34:25.264996  <4>[   63.260000]  vfs_write+0xea/0x3b0

 6933 00:34:25.271445  <4>[   63.263756]  ksys_write+0x68/0xf0

 6934 00:34:25.275400  <4>[   63.267412]  do_syscall_64+0x33/0x40

 6935 00:34:25.278180  <4>[   63.271354]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6936 00:34:25.281557  <4>[   63.276746] RIP: 0033:0x7fc2ffc09473

 6937 00:34:25.301855  <4>[   63.280719] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6938 00:34:25.311776  <4>[   63.299821] RSP: 002b:00007ffe24fb3198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6939 00:34:25.317963  <4>[   63.307794] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc2ffc09473

 6940 00:34:25.325227  <4>[   63.315276] RDX: 0000000000000020 RSI: 00007fc2ffafd000 RDI: 0000000000000001

 6941 00:34:25.331576  <4>[   63.322742] RBP: 00007fc2ffafd000 R08: 00007fc2ffafc010 R09: 0000000000000000

 6942 00:34:25.341622  <4>[   63.330181] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6943 00:34:25.348261  <4>[   63.337646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6944 00:34:25.351769  <4>[   63.345052] irq event stamp: 0

 6945 00:34:25.358347  <4>[   63.348367] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6946 00:34:25.364599  <4>[   63.354891] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6947 00:34:25.374548  <4>[   63.363320] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 6948 00:34:25.381340  <4>[   63.371775] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6949 00:34:25.384823  <4>[   63.378303] ---[ end trace e028c3487ed320ae ]---

 6950 00:34:25.391507  <6>[   63.383183] lkdtm: Saturation detected: still saturated

 6951 00:34:25.439211  # [   62.804929] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6952 00:34:25.445929  # [   62.833619] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6953 00:34:25.449668  # [   62.862768] ------------[ cut here ]------------

 6954 00:34:25.456159  # [   62.889856] refcount_t: saturated; leaking memory.

 6955 00:34:25.462561  # [   62.917112] WARNING: CPU: 1 PID: 2443 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6956 00:34:25.502046  # [   62.948006] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6957 00:34:25.511967  # [   63.010057] CPU: 1 PID: 2443 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6958 00:34:25.515292  # [   63.040220] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6959 00:34:25.522164  # [   63.068566] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6960 00:34:25.542469  # [   63.096189] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 6961 00:34:25.546031  # [   63.137391] RSP: 0018:ffffb5e5846cfe38 EFLAGS: 00010282

 6962 00:34:25.552590  # [   63.143461] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6963 00:34:25.561867  # [   63.150872] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 6964 00:34:25.575576  # [   63.158285] RBP: ffffffff9fd827c8 R08: 0000000000000000 R09: 000000000000000<6>[   63.562858] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6965 00:34:25.575689  0

 6966 00:34:25.582109  # [   63.165718] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6967 00:34:25.588602  # [   63.173136] R13: ffffb5e5846cff10 R14: ffffb5e5846cff10 R15: ffffa21783116000

 6968 00:34:25.605409  # [   63.180564] FS:  00007fc2ffd31580(0000) GS:ffffa217aad00000(0000) knlGS:00000000<6>[   63.572590] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6969 00:34:25.605674  00000000

 6970 00:34:25.612349  # [   63.188929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6971 00:34:25.619096  # [   63.194976] CR2: 00007fc2ffafd000 CR3: 0000000103c0e000 CR4: 00000000001506e0

 6972 00:34:25.622722  # [   63.202390] Call Trace:

 6973 00:34:25.626127  # [   63.205130]  ? __warn+0x80/0x110

 6974 00:34:25.632398  # [   63.208649]  ? refco<4>[   63.601736] ------------[ cut here ]------------

 6975 00:34:25.632962  unt_warn_saturate+0x97/0x110

 6976 00:34:25.638868  # [   63.213559]  ? report_bug+0x9e/0xc0

 6977 00:34:25.642227  # [   63.217338]  ? handle_bug+0x41/0x90

 6978 00:34:25.645434  # [   63.221132]  ? exc_invalid_op+0x14/0x70

 6979 00:34:25.649311  # [   63.225252]  ? asm_exc_invalid_op+0x12/0x20

 6980 00:34:25.658760  # [   63.229781]  ? refcount_warn_saturate+0x9<4>[   63.628811] refcount_t: saturated; leaking memory.

 6981 00:34:25.659353  7/0x110

 6982 00:34:25.665599  # [   63.234710]  ? refcount_warn_saturate+0x97/0x110

 6983 00:34:25.669020  # [   63.239659]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6984 00:34:25.675802  # [   63.245493]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6985 00:34:25.678845  # [   63.251519]  direct_entry.cold+0x2c/0x38

 6986 00:34:25.688608  # [   63.2558<4>[   63.656103] WARNING: CPU: 1 PID: 2476 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6987 00:34:25.692356  02]  full_proxy_write+0x56/0x80

 6988 00:34:25.695249  # [   63.260000]  vfs_write+0xea/0x3b0

 6989 00:34:25.698698  # [   63.263756]  ksys_write+0x68/0xf0

 6990 00:34:25.702141  # [   63.267412]  do_syscall_64+0x33/0x40

 6991 00:34:25.708584  # [   63.271354]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6992 00:34:25.751980  # [   63.276746] RIP: 0033:0x7fc2ffc0947<4>[   63.686926] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 6993 00:34:25.752567  3

 6994 00:34:25.772640  # [   63.280719] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6995 00:34:25.781948  # [   63.299821] RSP: 002b:00007ffe<4>[   63.749073] CPU: 1 PID: 2476 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 6996 00:34:25.785458  24fb3198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6997 00:34:25.795329  # [   63.307794] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc2ffc09473

 6998 00:34:25.802417  # [   63.315276] RDX: 0000000000000020 RSI: 00007fc2ffafd000 RDI: 0000000000000001

 6999 00:34:25.808374  # [   63.322742] RBP: 00007fc2ffaf<4>[   63.779210] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7000 00:34:25.815263  d000 R08: 00007fc2ffafc010 R09: 0000000000000000

 7001 00:34:25.822568  # [   63.330181] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7002 00:34:25.828667  # [   63.337646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7003 00:34:25.831915  # [   63.345052] irq event stamp: 0

 7004 00:34:25.838600  #<4>[   63.807559] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7005 00:34:25.845342   [   63.348367] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7006 00:34:25.851418  # [   63.354891] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7007 00:34:25.879012  # [   63.363320] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c<4>[   63.835211] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 7008 00:34:25.879612  /0x20e0

 7009 00:34:25.884659  # [   63.371775] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7010 00:34:25.891686  # [   63.378303] ---[ end trace e028c3487ed320ae ]---

 7011 00:34:25.895126  # [   63.383183] lkdtm: Saturation detected: still saturated

 7012 00:34:25.908366  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok<4>[   63.876349] RSP: 0018:ffffb5e584737e38 EFLAGS: 00010282

 7013 00:34:25.908850  

 7014 00:34:25.911231  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7015 00:34:25.917910  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7016 00:34:25.925264  <4>[   63.904020] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7017 00:34:25.931486  <4>[   63.921633] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7018 00:34:25.938265  <4>[   63.929049] RBP: ffffffff9fd827e8 R08: 0000000000000000 R09: 0000000000000000

 7019 00:34:25.948021  <4>[   63.936459] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7020 00:34:25.955001  <4>[   63.943870] R13: ffffb5e584737f10 R14: ffffb5e584737f10 R15: ffffa21784693000

 7021 00:34:25.961626  <4>[   63.951278] FS:  00007f2f5da3e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7022 00:34:25.968126  <4>[   63.959666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7023 00:34:25.974891  <4>[   63.965687] CR2: 00007f2f5d80d000 CR3: 00000001048ae000 CR4: 00000000001506e0

 7024 00:34:25.978148  <4>[   63.973103] Call Trace:

 7025 00:34:25.981361  <4>[   63.975831]  ? __warn+0x80/0x110

 7026 00:34:25.988252  <4>[   63.979358]  ? refcount_warn_saturate+0x97/0x110

 7027 00:34:25.991139  <4>[   63.984259]  ? report_bug+0x9e/0xc0

 7028 00:34:25.995150  <4>[   63.988038]  ? handle_bug+0x41/0x90

 7029 00:34:25.998193  <4>[   63.991805]  ? exc_invalid_op+0x14/0x70

 7030 00:34:26.001804  <4>[   63.995982]  ? asm_exc_invalid_op+0x12/0x20

 7031 00:34:26.008484  <4>[   64.000504]  ? refcount_warn_saturate+0x97/0x110

 7032 00:34:26.011451  <4>[   64.005506]  ? refcount_warn_saturate+0x97/0x110

 7033 00:34:26.018395  <4>[   64.010460]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7034 00:34:26.025001  <4>[   64.016385]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7035 00:34:26.028181  <4>[   64.022360]  direct_entry.cold+0x2c/0x38

 7036 00:34:26.034739  <4>[   64.026640]  full_proxy_write+0x56/0x80

 7037 00:34:26.038612  <4>[   64.030864]  vfs_write+0xea/0x3b0

 7038 00:34:26.041462  <4>[   64.034540]  ksys_write+0x68/0xf0

 7039 00:34:26.044522  <4>[   64.038274]  do_syscall_64+0x33/0x40

 7040 00:34:26.051538  <4>[   64.042165]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7041 00:34:26.054890  <4>[   64.047554] RIP: 0033:0x7f2f5d919473

 7042 00:34:26.071942  <4>[   64.051473] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7043 00:34:26.081872  <4>[   64.070594] RSP: 002b:00007ffff407c528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7044 00:34:26.088001  <4>[   64.078469] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2f5d919473

 7045 00:34:26.095123  <4>[   64.085960] RDX: 0000000000000020 RSI: 00007f2f5d80d000 RDI: 0000000000000001

 7046 00:34:26.105012  <4>[   64.093359] RBP: 00007f2f5d80d000 R08: 00007f2f5d80c010 R09: 0000000000000000

 7047 00:34:26.111759  <4>[   64.100748] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7048 00:34:26.118925  <4>[   64.108162] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7049 00:34:26.121804  <4>[   64.115565] irq event stamp: 0

 7050 00:34:26.128366  <4>[   64.118885] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7051 00:34:26.138168  <4>[   64.125414] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7052 00:34:26.144831  <4>[   64.133846] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7053 00:34:26.151953  <4>[   64.142298] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7054 00:34:26.155278  <4>[   64.148822] ---[ end trace e028c3487ed320af ]---

 7055 00:34:26.161293  <6>[   64.153702] lkdtm: Saturation detected: still saturated

 7056 00:34:26.206768  # [   63.562858] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7057 00:34:26.213776  # [   63.572590] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7058 00:34:26.217380  # [   63.601736] ------------[ cut here ]------------

 7059 00:34:26.223898  # [   63.628811] refcount_t: saturated; leaking memory.

 7060 00:34:26.230075  # [   63.656103] WARNING: CPU: 1 PID: 2476 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7061 00:34:26.269929  # [   63.686926] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 7062 00:34:26.277248  # [   63.749073] CPU: 1 PID: 2476 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7063 00:34:26.283603  # [   63.779210] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7064 00:34:26.290406  # [   63.807559] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7065 00:34:26.309732  # [   63.835211] Code: 02 01 e8 56 f1 c5 00 0f 0b e9 65 c5 04 01 80 3d 64 fb 16 02 00 75 a8 48 c7 c7 e8 d6 cd 9f c6 05 54 fb 16 02 01 e8 33 f1 c5 00 <0f> 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd

 7066 00:34:26.313438  # [   63.876349] RSP: 0018:ffffb5e584737e38 EFLAGS: 00010282

 7067 00:34:26.320126  # [   63.904020] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7068 00:34:26.330402  # [   63.921633] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7069 00:34:26.337238  # [   63.929049] RBP: ffffffff9fd827e8 R08: 0000000000000000 R09: 0000000000000000

 7070 00:34:26.343629  # [   63.936459] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7071 00:34:26.349968  # [   63.943870] R13: ffffb5e584737f10 R14: ffffb5e584737f10 R15: ffffa21784693000

 7072 00:34:26.360797  # [   63.951278] FS:  00007f2f5da3e580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7073 00:34:26.366987  # [ <6>[   64.338752] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7074 00:34:26.370474    63.959666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7075 00:34:26.380400  # [   63.965687] CR2: 00007f2f5d80d000 CR3: 00000001048ae000 CR4: 00000000001506e0

 7076 00:34:26.380877  # [   63.973103] Call Trace:

 7077 00:34:26.383399  # [   63.975831]  ? __warn+0x80/0x110

 7078 00:34:26.397726  # [   63.979358]  ? refcount_warn_satur<6>[   64.363508] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7079 00:34:26.398292  ate+0x97/0x110

 7080 00:34:26.400099  # [   63.984259]  ? report_bug+0x9e/0xc0

 7081 00:34:26.403469  # [   63.988038]  ? handle_bug+0x41/0x90

 7082 00:34:26.406935  # [   63.991805]  ? exc_invalid_op+0x14/0x70

 7083 00:34:26.413447  # [   63.995982]  ? asm_exc_invalid_op+0x12/0x20

 7084 00:34:26.416558  # [   64.000504]  ? refcount_warn_saturate+0x97/0x110

 7085 00:34:26.423126  # [  <4>[   64.392655] ------------[ cut here ]------------

 7086 00:34:26.427240   64.005506]  ? refcount_warn_saturate+0x97/0x110

 7087 00:34:26.433180  # [   64.010460]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7088 00:34:26.437302  # [   64.016385]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7089 00:34:26.443883  # [   64.022360]  direct_entry.cold+0x2c/0x38

 7090 00:34:26.449924  # [   64.026640]  full_prox<4>[   64.419735] refcount_t: underflow; use-after-free.

 7091 00:34:26.450401  y_write+0x56/0x80

 7092 00:34:26.453131  # [   64.030864]  vfs_write+0xea/0x3b0

 7093 00:34:26.456947  # [   64.034540]  ksys_write+0x68/0xf0

 7094 00:34:26.463240  # [   64.038274]  do_syscall_64+0x33/0x40

 7095 00:34:26.466500  # [   64.042165]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7096 00:34:26.470338  # [   64.047554] RIP: 0033:0x7f2f5d919473

 7097 00:34:26.480756  # [   64.05<4>[   64.447004] WARNING: CPU: 1 PID: 2512 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7098 00:34:26.500338  1473] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7099 00:34:26.543352  # [   64.070594] RSP: 002b:00007ffff407c528 EFLAG<4>[   64.477898] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 7100 00:34:26.546826  S: 00000246 ORIG_RAX: 0000000000000001

 7101 00:34:26.553502  # [   64.078469] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2f5d919473

 7102 00:34:26.560549  # [   64.085960] RDX: 0000000000000020 RSI: 00007f2f5d80d000 RDI: 0000000000000001

 7103 00:34:26.573288  # [   64.093359] RBP: 00007f2f5d80d000 R08: 0000<4>[   64.539942] CPU: 1 PID: 2512 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7104 00:34:26.576780  7f2f5d80c010 R09: 0000000000000000

 7105 00:34:26.583879  # [   64.100748] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7106 00:34:26.590076  # [   64.108162] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7107 00:34:26.593332  # [   64.115565] irq event stamp: 0

 7108 00:34:26.600234  # [   64.118885<4>[   64.570104] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7109 00:34:26.606977  ] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7110 00:34:26.613918  # [   64.125414] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7111 00:34:26.623926  # [   64.133846] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7112 00:34:26.630164  # [  <4>[   64.598455] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7113 00:34:26.633252   64.142298] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7114 00:34:26.639822  # [   64.148822] ---[ end trace e028c3487ed320af ]---

 7115 00:34:26.647014  # [   64.153702] lkdtm: Saturation detected: still saturated

 7116 00:34:26.650570  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7117 00:34:26.669524  ok 56 selfte<4>[   64.626071] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7118 00:34:26.672987  sts: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7119 00:34:26.679832  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7120 00:34:26.683239  <4>[   64.667269] RSP: 0018:ffffb5e5847a7e40 EFLAGS: 00010286

 7121 00:34:26.693276  <4>[   64.681758] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7122 00:34:26.699749  <4>[   64.689196] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7123 00:34:26.706310  <4>[   64.696641] RBP: ffffffff9fd82808 R08: 0000000000000000 R09: 0000000000000000

 7124 00:34:26.713503  <4>[   64.704106] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7125 00:34:26.723437  <4>[   64.711553] R13: ffffb5e5847a7f10 R14: ffffb5e5847a7f10 R15: ffffa21783146000

 7126 00:34:26.729902  <4>[   64.719009] FS:  00007fc5810b0580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7127 00:34:26.736284  <4>[   64.727438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7128 00:34:26.743240  <4>[   64.733554] CR2: 00007fc580e7d000 CR3: 000000010264c000 CR4: 00000000001506e0

 7129 00:34:26.746229  <4>[   64.741074] Call Trace:

 7130 00:34:26.749433  <4>[   64.743839]  ? __warn+0x80/0x110

 7131 00:34:26.756196  <4>[   64.747415]  ? refcount_warn_saturate+0xba/0x110

 7132 00:34:26.759909  <4>[   64.752396]  ? report_bug+0x9e/0xc0

 7133 00:34:26.763152  <4>[   64.756245]  ? handle_bug+0x41/0x90

 7134 00:34:26.766185  <4>[   64.760077]  ? exc_invalid_op+0x14/0x70

 7135 00:34:26.772918  <4>[   64.764375]  ? asm_exc_invalid_op+0x12/0x20

 7136 00:34:26.776510  <4>[   64.768906]  ? refcount_warn_saturate+0xba/0x110

 7137 00:34:26.782601  <4>[   64.773834]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7138 00:34:26.789436  <4>[   64.779675]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7139 00:34:26.792593  <4>[   64.785786]  direct_entry.cold+0x2c/0x38

 7140 00:34:26.796310  <4>[   64.790021]  full_proxy_write+0x56/0x80

 7141 00:34:26.799825  <4>[   64.794225]  vfs_write+0xea/0x3b0

 7142 00:34:26.802479  <4>[   64.797845]  ksys_write+0x68/0xf0

 7143 00:34:26.809561  <4>[   64.801464]  do_syscall_64+0x33/0x40

 7144 00:34:26.812935  <4>[   64.805311]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7145 00:34:26.816693  <4>[   64.810635] RIP: 0033:0x7fc580f89473

 7146 00:34:26.836621  <4>[   64.814478] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7147 00:34:26.842953  <4>[   64.833505] RSP: 002b:00007ffeb3578648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7148 00:34:26.853090  <4>[   64.841331] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc580f89473

 7149 00:34:26.859588  <4>[   64.848723] RDX: 0000000000000020 RSI: 00007fc580e7d000 RDI: 0000000000000001

 7150 00:34:26.866684  <4>[   64.856137] RBP: 00007fc580e7d000 R08: 00007fc580e7c010 R09: 0000000000000000

 7151 00:34:26.872595  <4>[   64.863540] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7152 00:34:26.879197  <4>[   64.870941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7153 00:34:26.883035  <4>[   64.878375] irq event stamp: 0

 7154 00:34:26.889618  <4>[   64.881693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7155 00:34:26.899592  <4>[   64.888229] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7156 00:34:26.909073  <4>[   64.896670] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7157 00:34:26.915782  <4>[   64.905103] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7158 00:34:26.919015  <4>[   64.911626] ---[ end trace e028c3487ed320b0 ]---

 7159 00:34:26.926123  <6>[   64.916503] lkdtm: Saturation detected: still saturated

 7160 00:34:26.969753  # [   64.338752] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7161 00:34:26.976671  # [   64.363508] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7162 00:34:26.979720  # [   64.392655] ------------[ cut here ]------------

 7163 00:34:26.986753  # [   64.419735] refcount_t: underflow; use-after-free.

 7164 00:34:26.993085  # [   64.447004] WARNING: CPU: 1 PID: 2512 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7165 00:34:27.033312  # [   64.477898] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 7166 00:34:27.042675  # [   64.539942] CPU: 1 PID: 2512 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7167 00:34:27.046102  # [   64.570104] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7168 00:34:27.053203  # [   64.598455] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7169 00:34:27.072690  # [   64.626071] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7170 00:34:27.076167  # [   64.667269] RSP: 0018:ffffb5e5847a7e40 EFLAGS: 00010286

 7171 00:34:27.085929  # [   64.681758] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7172 00:34:27.092561  # [   64.689196] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7173 00:34:27.099243  # [   64.696641] RBP: ffffffff9fd82808 R08: 0000000000000000 R09: 0000000000000000

 7174 00:34:27.106025  # [   64.704106] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7175 00:34:27.112496  # [   64.711553] R13: ffffb5e5847a7f10 R14: ffffb5e5847a7f10 R15: ffffa21783146000

 7176 00:34:27.122664  # [   64.719009] FS:  00007fc5810b0580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7177 00:34:27.128905  # [   64.727438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7178 00:34:27.135567  # [   64.733554] CR2: 00007fc580e7d000 CR3: 000000010264c000 CR4: 00000000001506e0

 7179 00:34:27.139017  # [   64.741074] Call Trace:

 7180 00:34:27.142550  # [   64.743839]  ? __warn+0x80/0x110

 7181 00:34:27.148952  # [   64.747415]  ? refcount_war<6>[   65.120216] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7182 00:34:27.152358  n_saturate+0xba/0x110

 7183 00:34:27.155406  # [   64.752396]  ? report_bug+0x9e/0xc0

 7184 00:34:27.159537  # [   64.756245]  ? handle_bug+0x41/0x90

 7185 00:34:27.162333  # [   64.760077]  ? exc_invalid_op+0x14/0x70

 7186 00:34:27.169241  # [   64.764375]  ? asm_exc_invalid_op+0x12/0x20

 7187 00:34:27.179527  # [   64.768906]  ? refcount_warn_saturate+0xba/0x110<6>[   65.148313] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7188 00:34:27.179662  

 7189 00:34:27.185639  # [   64.773834]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7190 00:34:27.192266  # [   64.779675]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7191 00:34:27.195618  # [   64.785786]  direct_entry.cold+0x2c/0x38

 7192 00:34:27.199003  # [   64.790021]  full_proxy_write+0x56/0x80

 7193 00:34:27.206031  # [   64.794225]  vfs_write+0<4>[   65.177471] ------------[ cut here ]------------

 7194 00:34:27.208983  xea/0x3b0

 7195 00:34:27.212356  # [   64.797845]  ksys_write+0x68/0xf0

 7196 00:34:27.215523  # [   64.801464]  do_syscall_64+0x33/0x40

 7197 00:34:27.219353  # [   64.805311]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7198 00:34:27.222372  # [   64.810635] RIP: 0033:0x7fc580f89473

 7199 00:34:27.235964  # [   64.814478] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 <4>[   65.204536] refcount_t: underflow; use-after-free.

 7200 00:34:27.248823  c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7201 00:34:27.255597  # [   64.833505] RSP: 002b:00007ffeb3578648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7202 00:34:27.265223  # [   64<4>[   65.231809] WARNING: CPU: 1 PID: 2548 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7203 00:34:27.271975  .841331] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc580f89473

 7204 00:34:27.279020  # [   64.848723] RDX: 0000000000000020 RSI: 00007fc580e7d000 RDI: 0000000000000001

 7205 00:34:27.285621  # [   64.856137] RBP: 00007fc580e7d000 R08: 00007fc580e7c010 R09: 0000000000000000

 7206 00:34:27.328318  # [   64.863<4>[   65.262709] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 7207 00:34:27.331552  540] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7208 00:34:27.342127  # [   64.870941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7209 00:34:27.344954  # [   64.878375] irq event stamp: 0

 7210 00:34:27.358603  # [   64.881693] hardirqs last  enabled at (0): [<0000000000000<4>[   65.324749] CPU: 1 PID: 2548 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7211 00:34:27.358766  000>] 0x0

 7212 00:34:27.364948  # [   64.888229] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7213 00:34:27.374741  # [   64.896670] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7214 00:34:27.385362  # [   64.905103] softirqs last disabled at (0): [<000<4>[   65.354912] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7215 00:34:27.388118  0000000000000>] 0x0

 7216 00:34:27.391599  # [   64.911626] ---[ end trace e028c3487ed320b0 ]---

 7217 00:34:27.398010  # [   64.916503] lkdtm: Saturation detected: still saturated

 7218 00:34:27.405461  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7219 00:34:27.411985  ok 57 selftests: lkdtm: REFCOUNT_DE<4>[   65.383247] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7220 00:34:27.414868  C_AND_TEST_SATURATED.sh

 7221 00:34:27.421880  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7222 00:34:27.438081  <4>[   65.410895] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7223 00:34:27.444544  <4>[   65.436930] RSP: 0018:ffffb5e584827e40 EFLAGS: 00010286

 7224 00:34:27.451562  <4>[   65.442489] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7225 00:34:27.458262  <4>[   65.449931] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7226 00:34:27.467943  <4>[   65.457376] RBP: ffffffff9fd82828 R08: 0000000000000000 R09: 0000000000000000

 7227 00:34:27.474771  <4>[   65.464860] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7228 00:34:27.481486  <4>[   65.472325] R13: ffffb5e584827f10 R14: ffffb5e584827f10 R15: ffffa21785263000

 7229 00:34:27.491886  <4>[   65.479804] FS:  00007fb999a0d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7230 00:34:27.498034  <4>[   65.488229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7231 00:34:27.504356  <4>[   65.494310] CR2: 00007fb99980d000 CR3: 0000000104072000 CR4: 00000000001506e0

 7232 00:34:27.508355  <4>[   65.501784] Call Trace:

 7233 00:34:27.510866  <4>[   65.504598]  ? __warn+0x80/0x110

 7234 00:34:27.514762  <4>[   65.508175]  ? refcount_warn_saturate+0xba/0x110

 7235 00:34:27.517799  <4>[   65.513164]  ? report_bug+0x9e/0xc0

 7236 00:34:27.524701  <4>[   65.517040]  ? handle_bug+0x41/0x90

 7237 00:34:27.528073  <4>[   65.520871]  ? exc_invalid_op+0x14/0x70

 7238 00:34:27.531172  <4>[   65.525087]  ? asm_exc_invalid_op+0x12/0x20

 7239 00:34:27.537905  <4>[   65.529652]  ? refcount_warn_saturate+0xba/0x110

 7240 00:34:27.540855  <4>[   65.534661]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7241 00:34:27.548020  <4>[   65.540548]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7242 00:34:27.554996  <4>[   65.546542]  direct_entry.cold+0x2c/0x38

 7243 00:34:27.558181  <4>[   65.550731]  full_proxy_write+0x56/0x80

 7244 00:34:27.561170  <4>[   65.554831]  vfs_write+0xea/0x3b0

 7245 00:34:27.565109  <4>[   65.558407]  ksys_write+0x68/0xf0

 7246 00:34:27.568046  <4>[   65.562086]  do_syscall_64+0x33/0x40

 7247 00:34:27.574762  <4>[   65.565934]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7248 00:34:27.578280  <4>[   65.571244] RIP: 0033:0x7fb999919473

 7249 00:34:27.597718  <4>[   65.575081] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7250 00:34:27.604367  <4>[   65.594106] RSP: 002b:00007ffdec09a478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7251 00:34:27.611384  <4>[   65.601938] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb999919473

 7252 00:34:27.618037  <4>[   65.609330] RDX: 0000000000000020 RSI: 00007fb99980d000 RDI: 0000000000000001

 7253 00:34:27.627936  <4>[   65.616722] RBP: 00007fb99980d000 R08: 00007fb99980c010 R09: 0000000000000000

 7254 00:34:27.634547  <4>[   65.624130] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7255 00:34:27.641031  <4>[   65.631531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7256 00:34:27.644891  <4>[   65.638932] irq event stamp: 0

 7257 00:34:27.651343  <4>[   65.642252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7258 00:34:27.661698  <4>[   65.648799] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7259 00:34:27.668468  <4>[   65.657258] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7260 00:34:27.675594  <4>[   65.665698] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7261 00:34:27.678094  <4>[   65.672232] ---[ end trace e028c3487ed320b1 ]---

 7262 00:34:27.684836  <6>[   65.677109] lkdtm: Saturation detected: still saturated

 7263 00:34:27.730005  # [   65.120216] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7264 00:34:27.736536  # [   65.148313] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7265 00:34:27.740236  # [   65.177471] ------------[ cut here ]------------

 7266 00:34:27.746917  # [   65.204536] refcount_t: underflow; use-after-free.

 7267 00:34:27.753879  # [   65.231809] WARNING: CPU: 1 PID: 2548 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7268 00:34:27.793079  # [   65.262709] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_usbpd_logger cros_usbpd_charger gsmi cros_ec_dev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_adau7002 snd_soc_da7219 snd_soc_max98357a acp_audio_dma chromeos_pstore coreboot_table snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c

 7269 00:34:27.803124  # [   65.324749] CPU: 1 PID: 2548 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7270 00:34:27.806913  # [   65.354912] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7271 00:34:27.813396  # [   65.383247] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7272 00:34:27.833591  # [   65.410895] Code: 02 01 e8 33 f1 c5 00 0f 0b e9 42 c5 04 01 80 3d 3e fb 16 02 00 75 85 48 c7 c7 40 d7 cd 9f c6 05 2e fb 16 02 01 e8 10 f1 c5 00 <0f> 0b e9 1f c5 04 01 80 3d 19 fb 16 02 00 0f 85 5e ff ff ff 48 c7

 7273 00:34:27.836651  # [   65.436930] RSP: 0018:ffffb5e584827e40 EFLAGS: 00010286

 7274 00:34:27.843339  # [   65.442489] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7275 00:34:27.853021  # [   65.449931] RDX: ffffa217aad2c620 RSI: ffffa217aad1bf50 RDI: ffffa217aad1bf50

 7276 00:34:27.859699  # [   65.457376] RBP: ffffffff9fd82828 R08: 0000000000000000 R09: 0000000000000000

 7277 00:34:27.866248  # [   65.464860] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7278 00:34:27.873152  # [   65.472325] R13: ffffb5e584827f10 R14: ffffb5e584827f10 R15: ffffa21785263000

 7279 00:34:27.883432  # [   65.479804] FS:  00007fb999a0d580(0000) GS:ffffa217aad00000(0000) knlGS:0000000000000000

 7280 00:34:27.886192  # [   65.488229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7281 00:34:27.896681  # [   65.494310] CR2: 00007fb99980d000 CR3: 0000000104072000 CR4: 00000000001506e0

 7282 00:34:27.897112  # [   65.501784] Call Trace:

 7283 00:34:27.899559  # [   65.504598]  ? __warn+0x80/0x110

 7284 00:34:27.906614  # [   65.508175]  ? refcount_warn_saturate+0xba/0x110

 7285 00:34:27.910400  # [   65.513164]  ? report_bug+0x9e/0xc0

 7286 00:34:27.912960  # [   65.517040]  ? handle_bug+0x41/0x90

 7287 00:34:27.916664  # [   65.520871]  ? exc_invalid_op+0x14/0x70

 7288 00:34:27.923088  # [   65.525087]  ? asm_exc_invalid_op+0x12/0x20

 7289 00:34:27.926306  # [   65.529652]  ? refcount_warn_saturate+0xba/0x110

 7290 00:34:27.932994  # [   65.534661]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7291 00:34:27.936649  # [   65.540548]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7292 00:34:27.943022  # [   65.546542]  direct_entry.cold+0x2c/0x38

 7293 00:34:27.946867  # [   65.550731]  full_proxy_write+0x56/0x80

 7294 00:34:27.949817  # [   65.554831]  vfs_write+0xea/0x3b0

 7295 00:34:27.953360  # [   65.558407]  ksys_write+0x68/0xf0

 7296 00:34:27.956557  # [   65.562086]  do_syscall_64+0x33/0x40

 7297 00:34:27.963173  # [   65.565934]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7298 00:34:27.966518  # [   65.571244] RIP: 0033:0x7fb999919473

 7299 00:34:27.983367  # [   65.575081] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7300 00:34:27.993432  # [   65.594106] RSP: 002b:00007ffdec09a478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7301 00:34:28.000084  # [   65.601938] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb999919473

 7302 00:34:28.006844  # [   65.609330] RDX: 0000000000000020 RSI: 00007fb99980d000 RDI: 0000000000000001

 7303 00:34:28.013380  # [   65.616722] RBP: 00007fb99980d000 R08: 00007fb99980c010 R09: 0000000000000000

 7304 00:34:28.020038  # [   65.624130] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7305 00:34:28.029822  # [   65.631531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7306 00:34:28.033131  # [   65.638932] irq event stamp: 0

 7307 00:34:28.039716  # [   65.642252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7308 00:34:28.047023  # [   65.648799] hardirqs last disabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7309 00:34:28.053135  # [   65.657258] softirqs last  enabled at (0): [<ffffffff9dcfd6cc>] copy_process+0x65c/0x20e0

 7310 00:34:28.059626  # [   65.665698] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7311 00:34:28.065896  # [   65.672232] ---[ end trace e028c3487ed320b1 ]---

 7312 00:34:28.069492  # [   65.677109] lkdtm: Saturation detected: still saturated

 7313 00:34:28.079406  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7314 00:34:28.085951  ok 58 selftests: lkdtm: REFCOUNT_SU<6>[   66.073499] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7315 00:34:28.089982  B_AND_TEST_SATURATED.sh

 7316 00:34:28.093105  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7317 00:34:28.096190  # Skipping REFCOUNT_TIMING: timing only

 7318 00:34:28.103237  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7319 00:34:28.106544  # selftests: lkdtm: ATOMIC_TIMING.sh

 7320 00:34:28.110411  # Skipping ATOMIC_TIMING: timing only

 7321 00:34:28.116846  ok 60 selftests: lkdtm<6>[   66.085087] lkdtm: attempting good copy_to_user of correct size

 7322 00:34:28.119570  : ATOMIC_TIMING.sh # SKIP

 7323 00:34:28.123208  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7324 00:34:28.129515  <6>[   66.113542] lkdtm: attempting bad copy_to_user of too large size

 7325 00:34:28.170630  # [   66.073499] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7326 00:34:28.177448  # [   66.085087] lkdtm: attempting good copy_to_user of correct size

 7327 00:34:28.183816  # [   66.113542] lkdtm: attempting bad copy_to_user of too large size

 7328 00:34:28.191181  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7329 00:34:28.193794  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7330 00:34:28.200735  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7331 00:34:28.319339  <6>[   66.311254] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7332 00:34:28.326226  <6>[   66.317705] lkdtm: attempting good copy_from_user of correct size

 7333 00:34:28.332258  <6>[   66.324096] lkdtm: attempting bad copy_from_user of too large size

 7334 00:34:28.376329  # [   66.311254] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7335 00:34:28.383171  # [   66.317705] lkdtm: attempting good copy_from_user of correct size

 7336 00:34:28.389703  # [   66.324096] lkdtm: attempting bad copy_from_user of too large size

 7337 00:34:28.396557  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7338 00:34:28.399595  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7339 00:34:28.407723  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7340 00:34:28.535543  <6>[   66.524690] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7341 00:34:28.539293  <6>[   66.531399] lkdtm: attempting good copy_to_user inside whitelist

 7342 00:34:28.545372  <6>[   66.537702] lkdtm: attempting bad copy_to_user outside whitelist

 7343 00:34:28.581027  # [   66.524690] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7344 00:34:28.587745  # [   66.531399] lkdtm: attempting good copy_to_user inside whitelist

 7345 00:34:28.594553  # [   66.537702] lkdtm: attempting bad copy_to_user outside whitelist

 7346 00:34:28.600946  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7347 00:34:28.607279  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7348 00:34:28.610917  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7349 00:34:28.743318  <6>[   66.732045] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7350 00:34:28.749872  <6>[   66.738941] lkdtm: attempting good copy_from_user inside whitelist

 7351 00:34:28.752828  <6>[   66.745430] lkdtm: attempting bad copy_from_user outside whitelist

 7352 00:34:28.798405  # [   66.732045] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7353 00:34:28.802375  # [   66.738941] lkdtm: attempting good copy_from_user inside whitelist

 7354 00:34:28.808699  # [   66.745430] lkdtm: attempting bad copy_from_user outside whitelist

 7355 00:34:28.815336  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7356 00:34:28.822658  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7357 00:34:28.824971  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7358 00:34:28.940586  <6>[   66.933145] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7359 00:34:28.947123  <6>[   66.939605] lkdtm: good_stack: ffffb5e584bb7e20-ffffb5e584bb7e40

 7360 00:34:28.954061  <6>[   66.945911] lkdtm: bad_stack : ffffb5e584bb7da8-ffffb5e584bb7dc8

 7361 00:34:28.960574  <6>[   66.952309] lkdtm: attempting good copy_to_user of local stack

 7362 00:34:28.966674  <6>[   66.958598] lkdtm: attempting bad copy_to_user of distant stack

 7363 00:34:29.004245  # [   66.933145] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7364 00:34:29.009947  # [   66.939605] lkdtm: good_stack: ffffb5e584bb7e20-ffffb5e584bb7e40

 7365 00:34:29.016742  # [   66.945911] lkdtm: bad_stack : ffffb5e584bb7da8-ffffb5e584bb7dc8

 7366 00:34:29.023973  # [   66.952309] lkdtm: attempting good copy_to_user of local stack

 7367 00:34:29.030513  # [   66.958598] lkdtm: attempting bad copy_to_user of distant stack

 7368 00:34:29.033593  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7369 00:34:29.039799  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7370 00:34:29.043166  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7371 00:34:29.157394  <6>[   67.149829] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7372 00:34:29.164011  <6>[   67.156454] lkdtm: good_stack: ffffb5e584c37e20-ffffb5e584c37e40

 7373 00:34:29.170943  <6>[   67.162750] lkdtm: bad_stack : ffffb5e584c37da8-ffffb5e584c37dc8

 7374 00:34:29.177041  <6>[   67.169034] lkdtm: attempting good copy_from_user of local stack

 7375 00:34:29.183935  <6>[   67.175301] lkdtm: attempting bad copy_from_user of distant stack

 7376 00:34:29.218698  # [   67.149829] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7377 00:34:29.226321  # [   67.156454] lkdtm: good_stack: ffffb5e584c37e20-ffffb5e584c37e40

 7378 00:34:29.232985  # [   67.162750] lkdtm: bad_stack : ffffb5e584c37da8-ffffb5e584c37dc8

 7379 00:34:29.239325  # [   67.169034] lkdtm: attempting good copy_from_user of local stack

 7380 00:34:29.245944  # [   67.175301] lkdtm: attempting bad copy_from_user of distant stack

 7381 00:34:29.248797  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7382 00:34:29.255714  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7383 00:34:29.258758  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7384 00:34:29.367602  <6>[   67.360391] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7385 00:34:29.374293  <6>[   67.366665] lkdtm: good_stack: ffffb5e584cb7e20-ffffb5e584cb7e40

 7386 00:34:29.381157  <6>[   67.372961] lkdtm: bad_stack : ffffb5e584cb7ff8-ffffb5e584cb8018

 7387 00:34:29.388144  <6>[   67.379383] lkdtm: attempting good copy_to_user of local stack

 7388 00:34:29.394211  <6>[   67.385652] lkdtm: attempting bad copy_to_user of distant stack

 7389 00:34:29.400880  <4>[   67.391943] lkdtm: copy_to_user failed, but lacked Oops

 7390 00:34:29.441499  # [   67.360391] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7391 00:34:29.448392  # [   67.366665] lkdtm: good_stack: ffffb5e584cb7e20-ffffb5e584cb7e40

 7392 00:34:29.455483  # [   67.372961] lkdtm: bad_stack : ffffb5e584cb7ff8-ffffb5e584cb8018

 7393 00:34:29.461528  # [   67.379383] lkdtm: attempting good copy_to_user of local stack

 7394 00:34:29.468306  # [   67.385652] lkdtm: attempting bad copy_to_user of distant stack

 7395 00:34:29.471502  # [   67.391943] lkdtm: copy_to_user failed, but lacked Oops

 7396 00:34:29.478700  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7397 00:34:29.481890  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7398 00:34:29.485341  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7399 00:34:29.593960  <6>[   67.586134] lkdtm: Performing direct entry USERCOPY_KERNEL

 7400 00:34:29.603867  <6>[   67.591891] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9f8f8950

 7401 00:34:29.610505  <6>[   67.599933] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9dee2c00

 7402 00:34:29.617490  <3>[   67.607693] lkdtm: FAIL: survived bad copy_to_user()

 7403 00:34:29.655321  # [   67.586134] lkdtm: Performing direct entry USERCOPY_KERNEL

 7404 00:34:29.665667  # [   67.591891] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9f8f8950

 7405 00:34:29.671931  # [   67.599933] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9dee2c00

 7406 00:34:29.675244  # [   67.607693] lkdtm: FAIL: survived bad copy_to_user()

 7407 00:34:29.682138  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7408 00:34:29.685090  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7409 00:34:29.688662  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7410 00:34:29.814176  <6>[   67.806765] lkdtm: Performing direct entry STACKLEAK_ERASING

 7411 00:34:29.820787  <6>[   67.812688] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7412 00:34:29.831018  <3>[   67.820021] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7413 00:34:29.838055  <3>[   67.827259] lkdtm: FAIL: the thread stack is NOT properly erased

 7414 00:34:29.844577  <4>[   67.833547] CPU: 1 PID: 2924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7415 00:34:29.851001  <4>[   67.841536] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7416 00:34:29.854186  <4>[   67.847705] Call Trace:

 7417 00:34:29.857422  <4>[   67.850419]  dump_stack+0x77/0x9b

 7418 00:34:29.860874  <4>[   67.853992]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7419 00:34:29.864245  <4>[   67.858864]  direct_entry.cold+0x2c/0x38

 7420 00:34:29.871056  <4>[   67.863044]  full_proxy_write+0x56/0x80

 7421 00:34:29.874317  <4>[   67.867136]  vfs_write+0xea/0x3b0

 7422 00:34:29.878060  <4>[   67.870705]  ksys_write+0x68/0xf0

 7423 00:34:29.880836  <4>[   67.874278]  do_syscall_64+0x33/0x40

 7424 00:34:29.887497  <4>[   67.878109]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7425 00:34:29.891125  <4>[   67.883415] RIP: 0033:0x7f89668d9473

 7426 00:34:29.907896  <4>[   67.887247] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7427 00:34:29.917347  <4>[   67.906244] RSP: 002b:00007ffff6cab978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7428 00:34:29.924151  <4>[   67.914062] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f89668d9473

 7429 00:34:29.930817  <4>[   67.921445] RDX: 0000000000000012 RSI: 00007f89667cd000 RDI: 0000000000000001

 7430 00:34:29.937889  <4>[   67.928827] RBP: 00007f89667cd000 R08: 00007f89667cc010 R09: 0000000000000000

 7431 00:34:29.947237  <4>[   67.936209] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7432 00:34:29.954047  <4>[   67.943591] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7433 00:34:29.997039  # [   67.806765] lkdtm: Performing direct entry STACKLEAK_ERASING

 7434 00:34:30.003771  # [   67.812688] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7435 00:34:30.013837  # [   67.820021] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7436 00:34:30.017386  # [   67.827259] lkdtm: FAIL: the thread stack is NOT properly erased

 7437 00:34:30.026936  # [   67.833547] CPU: 1 PID: 2924 Comm: cat Tainted: G      D W         5.10.204-cip41 #1

 7438 00:34:30.033588  # [   67.841536] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7439 00:34:30.034295  # [   67.847705] Call Trace:

 7440 00:34:30.036754  # [   67.850419]  dump_stack+0x77/0x9b

 7441 00:34:30.044060  # [   67.853992]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7442 00:34:30.046713  # [   67.858864]  direct_entry.cold+0x2c/0x38

 7443 00:34:30.050380  # [   67.863044]  full_proxy_write+0x56/0x80

 7444 00:34:30.053668  # [   67.867136]  vfs_write+0xea/0x3b0

 7445 00:34:30.056780  # [   67.870705]  ksys_write+0x68/0xf0

 7446 00:34:30.063574  # [   67.874278]  do_syscall_64+0x33/0x40

 7447 00:34:30.066758  # [   67.878109]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7448 00:34:30.069934  # [   67.883415] RIP: 0033:0x7f89668d9473

 7449 00:34:30.090221  # [   67.887247] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7450 00:34:30.097041  # [   67.906244] RSP: 002b:00007ffff6cab978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7451 00:34:30.103348  # [   67.914062] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f89668d9473

 7452 00:34:30.113073  # [   67.921445] RDX: 0000000000000012 RSI: 00007f89667cd000 RDI: 0000000000000001

 7453 00:34:30.120024  # [   67.928827] RBP: 00007f89667cd000 R08: 00007f89667cc010 R09: 0000000000000000

 7454 00:34:30.126701  # [   67.936209] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7455 00:34:30.132953  # [   67.943591] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7456 00:34:30.142915  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7457 00:34:30.146999  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7458 00:34:30.152876  # self<6>[   68.134761] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7459 00:34:30.156582  tests: lkdtm: CFI_FORWARD_PROTO.sh

 7460 00:34:30.163162  <6>[   68.150918] lkdtm: Calling matched prototype ...

 7461 00:34:30.166719  <6>[   68.158938] lkdtm: Calling mismatched prototype ...

 7462 00:34:30.172600  <6>[   68.164113] lkdtm: Fail: survived mismatched prototype function call!

 7463 00:34:30.239123  # [   68.134761] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7464 00:34:30.246836  # [   68.150918] lkdtm: Calling matched prototype ...

 7465 00:34:30.249685  # [   68.158938] lkdtm: Calling mismatched prototype ...

 7466 00:34:30.256224  # [   68.164113] lkdtm: Fail: survived mismatched prototype function call!

 7467 00:34:30.259738  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7468 00:34:30.265916  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7469 00:34:30.832416  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7470 00:34:30.833020  lkdtm_BUG_sh pass

 7471 00:34:30.835934  lkdtm_WARNING_sh pass

 7472 00:34:30.839252  lkdtm_WARNING_MESSAGE_sh pass

 7473 00:34:30.839922  lkdtm_EXCEPTION_sh pass

 7474 00:34:30.842833  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7475 00:34:30.849231  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7476 00:34:30.855696  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7477 00:34:30.861989  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7478 00:34:30.862075  lkdtm_CORRUPT_LIST_ADD_sh fail

 7479 00:34:30.865491  lkdtm_CORRUPT_LIST_DEL_sh fail

 7480 00:34:30.868329  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7481 00:34:30.872088  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7482 00:34:30.875677  lkdtm_UNSET_SMEP_sh pass

 7483 00:34:30.882201  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7484 00:34:30.885278  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7485 00:34:30.892327  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7486 00:34:30.898835  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7487 00:34:30.905306  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7488 00:34:30.909104  lkdtm_READ_AFTER_FREE_sh fail

 7489 00:34:30.915218  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7490 00:34:30.918713  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7491 00:34:30.922080  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7492 00:34:30.925394  lkdtm_SLAB_FREE_CROSS_sh fail

 7493 00:34:30.925502  lkdtm_SLAB_FREE_PAGE_sh fail

 7494 00:34:30.931921  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7495 00:34:30.935307  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7496 00:34:30.942268  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7497 00:34:30.945335  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7498 00:34:30.949006  lkdtm_EXEC_DATA_sh pass

 7499 00:34:30.952376  lkdtm_EXEC_STACK_sh pass

 7500 00:34:30.952480  lkdtm_EXEC_KMALLOC_sh pass

 7501 00:34:30.955393  lkdtm_EXEC_VMALLOC_sh pass

 7502 00:34:30.958755  lkdtm_EXEC_RODATA_sh pass

 7503 00:34:30.962229  lkdtm_EXEC_USERSPACE_sh pass

 7504 00:34:30.962359  lkdtm_EXEC_NULL_sh pass

 7505 00:34:30.965705  lkdtm_ACCESS_USERSPACE_sh fail

 7506 00:34:30.968557  lkdtm_ACCESS_NULL_sh pass

 7507 00:34:30.968693  lkdtm_WRITE_RO_sh pass

 7508 00:34:30.972031  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7509 00:34:30.975022  lkdtm_WRITE_KERN_sh pass

 7510 00:34:30.978609  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7511 00:34:30.981973  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7512 00:34:30.985820  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7513 00:34:30.988702  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7514 00:34:30.991997  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7515 00:34:30.995114  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7516 00:34:30.998817  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7517 00:34:31.002154  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7518 00:34:31.005707  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7519 00:34:31.008708  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7520 00:34:31.011945  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7521 00:34:31.015450  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7522 00:34:31.019130  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7523 00:34:31.022014  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7524 00:34:31.029006  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7525 00:34:31.032575  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7526 00:34:31.035328  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7527 00:34:31.042035  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7528 00:34:31.045441  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7529 00:34:31.049507  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7530 00:34:31.052218  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7531 00:34:31.055273  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7532 00:34:31.062338  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7533 00:34:31.065262  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7534 00:34:31.069129  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7535 00:34:31.071890  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7536 00:34:31.072340  lkdtm_USERCOPY_KERNEL_sh fail

 7537 00:34:31.075269  lkdtm_STACKLEAK_ERASING_sh fail

 7538 00:34:31.078592  lkdtm_CFI_FORWARD_PROTO_sh fail

 7539 00:34:31.085390  + ../../utils/send-to-lava.sh ./output/result.txt

 7540 00:34:31.088612  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7541 00:34:31.091116  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7543 00:34:31.098498  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7544 00:34:31.099323  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7546 00:34:31.101978  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7547 00:34:31.102787  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7549 00:34:31.108715  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7550 00:34:31.109436  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7552 00:34:31.115366  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7553 00:34:31.116264  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7555 00:34:31.148244  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7556 00:34:31.148531  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7558 00:34:31.181365  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7559 00:34:31.181671  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7561 00:34:31.208308  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7562 00:34:31.208566  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7564 00:34:31.238115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7565 00:34:31.238403  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7567 00:34:31.268186  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7568 00:34:31.268473  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7570 00:34:31.290569  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7571 00:34:31.290849  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7573 00:34:31.324274  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7575 00:34:31.327569  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7576 00:34:31.385029  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7577 00:34:31.385339  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7579 00:34:31.446277  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7580 00:34:31.447130  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7582 00:34:31.502257  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7583 00:34:31.503016  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7585 00:34:31.562824  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7586 00:34:31.563710  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7588 00:34:31.613188  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7589 00:34:31.613941  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7591 00:34:31.667565  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7592 00:34:31.668365  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7594 00:34:31.727920  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7595 00:34:31.728627  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7597 00:34:31.777480  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7598 00:34:31.777776  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7600 00:34:31.802252  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7601 00:34:31.802535  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7603 00:34:31.837528  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7604 00:34:31.837828  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7606 00:34:31.873460  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7607 00:34:31.873728  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7609 00:34:31.912888  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7610 00:34:31.913151  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7612 00:34:31.941671  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7613 00:34:31.941976  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7615 00:34:31.992522  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7616 00:34:31.992943  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7618 00:34:32.048552  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7619 00:34:32.048902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7621 00:34:32.079898  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7622 00:34:32.080168  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7624 00:34:32.129732  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7625 00:34:32.130015  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7627 00:34:32.184213  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7628 00:34:32.184488  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7630 00:34:32.233843  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7631 00:34:32.234113  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7633 00:34:32.282193  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7634 00:34:32.282647  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7636 00:34:32.345648  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7637 00:34:32.346440  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7639 00:34:32.395499  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7640 00:34:32.395763  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7642 00:34:32.427405  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7643 00:34:32.427693  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7645 00:34:32.459823  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7646 00:34:32.460102  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7648 00:34:32.513229  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7649 00:34:32.513487  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7651 00:34:32.574659  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 7652 00:34:32.574931  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 7654 00:34:32.626879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7655 00:34:32.627236  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7657 00:34:32.657256  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7658 00:34:32.657516  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7660 00:34:32.717070  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7662 00:34:32.719905  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7663 00:34:32.775489  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7664 00:34:32.776326  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7666 00:34:32.841350  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7667 00:34:32.842079  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7669 00:34:32.900666  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7670 00:34:32.901398  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7672 00:34:32.961662  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7673 00:34:32.962383  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7675 00:34:33.022805  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7676 00:34:33.023700  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7678 00:34:33.078331  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7679 00:34:33.079132  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7681 00:34:33.137621  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7682 00:34:33.138380  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7684 00:34:33.198237  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7685 00:34:33.198995  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7687 00:34:33.257764  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7688 00:34:33.258451  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7690 00:34:33.284850  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7691 00:34:33.285164  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7693 00:34:33.310464  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7694 00:34:33.310790  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7696 00:34:33.339594  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7697 00:34:33.339918  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7699 00:34:33.366582  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7700 00:34:33.366872  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7702 00:34:33.391713  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7703 00:34:33.392025  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7705 00:34:33.428562  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7706 00:34:33.428884  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7708 00:34:33.468645  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7709 00:34:33.468965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7711 00:34:33.519943  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7712 00:34:33.520268  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7714 00:34:33.567781  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7715 00:34:33.568104  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7717 00:34:33.609449  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7718 00:34:33.609764  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7720 00:34:33.647573  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7721 00:34:33.647925  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7723 00:34:33.684998  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7724 00:34:33.685311  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7726 00:34:33.734817  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7727 00:34:33.735138  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7729 00:34:33.779056  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7730 00:34:33.779382  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7732 00:34:33.824341  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7733 00:34:33.824664  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7735 00:34:33.860947  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7736 00:34:33.861284  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7738 00:34:33.904299  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7739 00:34:33.904618  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7741 00:34:33.946054  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7742 00:34:33.946378  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7744 00:34:33.977613  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7745 00:34:33.977964  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7747 00:34:34.020257  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7748 00:34:34.020587  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7750 00:34:34.069226  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7751 00:34:34.069555  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7753 00:34:34.071569  + set +x

 7754 00:34:34.075657  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12264632_1.5.2.3.5>

 7755 00:34:34.075921  Received signal: <ENDRUN> 1_kselftest-lkdtm 12264632_1.5.2.3.5
 7756 00:34:34.075994  Ending use of test pattern.
 7757 00:34:34.076056  Ending test lava.1_kselftest-lkdtm (12264632_1.5.2.3.5), duration 50.97
 7759 00:34:34.078537  <LAVA_TEST_RUNNER EXIT>

 7760 00:34:34.078784  ok: lava_test_shell seems to have completed
 7761 00:34:34.079490  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_lkdtm_panic_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 7762 00:34:34.079625  end: 3.1 lava-test-shell (duration 00:00:52) [common]
 7763 00:34:34.079782  end: 3 lava-test-retry (duration 00:00:52) [common]
 7764 00:34:34.079898  start: 4 finalize (timeout 00:07:54) [common]
 7765 00:34:34.080014  start: 4.1 power-off (timeout 00:00:30) [common]
 7766 00:34:34.080283  Calling: 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-7' '--port=1' '--command=off'
 7767 00:34:34.156797  >> Command sent successfully.

 7768 00:34:34.159234  Returned 0 in 0 seconds
 7769 00:34:34.259649  end: 4.1 power-off (duration 00:00:00) [common]
 7771 00:34:34.260035  start: 4.2 read-feedback (timeout 00:07:54) [common]
 7772 00:34:34.260309  Listened to connection for namespace 'common' for up to 1s
 7773 00:34:34.260599  Listened to connection for namespace 'common' for up to 1s
 7774 00:34:35.261245  Finalising connection for namespace 'common'
 7775 00:34:35.261427  Disconnecting from shell: Finalise
 7776 00:34:35.261510  / # 
 7777 00:34:35.361843  end: 4.2 read-feedback (duration 00:00:01) [common]
 7778 00:34:35.362027  end: 4 finalize (duration 00:00:01) [common]
 7779 00:34:35.362143  Cleaning after the job
 7780 00:34:35.362244  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/ramdisk
 7781 00:34:35.363816  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/kernel
 7782 00:34:35.366242  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/nfsrootfs
 7783 00:34:35.457437  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12264632/tftp-deploy-127gp2y6/modules
 7784 00:34:35.460827  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12264632
 7785 00:34:36.061732  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12264632
 7786 00:34:36.061915  Job finished correctly