Boot log: asus-C433TA-AJ0005-rammus

    1 12:08:54.685580  lava-dispatcher, installed at version: 2023.10
    2 12:08:54.685791  start: 0 validate
    3 12:08:54.685938  Start time: 2023-12-14 12:08:54.685928+00:00 (UTC)
    4 12:08:54.686060  Using caching service: 'http://localhost/cache/?uri=%s'
    5 12:08:54.686191  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 12:08:54.954254  Using caching service: 'http://localhost/cache/?uri=%s'
    7 12:08:54.954460  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-cip41-69-g8f7b450fc28ed%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 12:08:55.221525  Using caching service: 'http://localhost/cache/?uri=%s'
    9 12:08:55.221858  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 12:09:02.911160  Using caching service: 'http://localhost/cache/?uri=%s'
   11 12:09:02.912231  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-cip41-69-g8f7b450fc28ed%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 12:09:03.189538  validate duration: 8.50
   14 12:09:03.190798  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 12:09:03.191286  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 12:09:03.191763  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 12:09:03.192379  Not decompressing ramdisk as can be used compressed.
   18 12:09:03.192816  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 12:09:03.193183  saving as /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/ramdisk/initrd.cpio.gz
   20 12:09:03.193511  total size: 5432480 (5 MB)
   21 12:09:04.797246  progress   0 % (0 MB)
   22 12:09:04.807220  progress   5 % (0 MB)
   23 12:09:04.816515  progress  10 % (0 MB)
   24 12:09:04.823876  progress  15 % (0 MB)
   25 12:09:04.829608  progress  20 % (1 MB)
   26 12:09:04.833635  progress  25 % (1 MB)
   27 12:09:04.837286  progress  30 % (1 MB)
   28 12:09:04.840698  progress  35 % (1 MB)
   29 12:09:04.843265  progress  40 % (2 MB)
   30 12:09:04.845786  progress  45 % (2 MB)
   31 12:09:04.848101  progress  50 % (2 MB)
   32 12:09:04.850628  progress  55 % (2 MB)
   33 12:09:04.852669  progress  60 % (3 MB)
   34 12:09:04.854661  progress  65 % (3 MB)
   35 12:09:04.856788  progress  70 % (3 MB)
   36 12:09:04.858553  progress  75 % (3 MB)
   37 12:09:04.860270  progress  80 % (4 MB)
   38 12:09:04.862017  progress  85 % (4 MB)
   39 12:09:04.863753  progress  90 % (4 MB)
   40 12:09:04.865241  progress  95 % (4 MB)
   41 12:09:04.866824  progress 100 % (5 MB)
   42 12:09:04.867054  5 MB downloaded in 1.67 s (3.10 MB/s)
   43 12:09:04.867217  end: 1.1.1 http-download (duration 00:00:02) [common]
   45 12:09:04.867487  end: 1.1 download-retry (duration 00:00:02) [common]
   46 12:09:04.867581  start: 1.2 download-retry (timeout 00:09:58) [common]
   47 12:09:04.867666  start: 1.2.1 http-download (timeout 00:09:58) [common]
   48 12:09:04.867915  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-69-g8f7b450fc28ed/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 12:09:04.868016  saving as /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/kernel/bzImage
   50 12:09:04.868111  total size: 17275200 (16 MB)
   51 12:09:04.868205  No compression specified
   52 12:09:04.869996  progress   0 % (0 MB)
   53 12:09:04.875038  progress   5 % (0 MB)
   54 12:09:04.879852  progress  10 % (1 MB)
   55 12:09:04.884802  progress  15 % (2 MB)
   56 12:09:04.889574  progress  20 % (3 MB)
   57 12:09:04.894380  progress  25 % (4 MB)
   58 12:09:04.899394  progress  30 % (4 MB)
   59 12:09:04.904363  progress  35 % (5 MB)
   60 12:09:04.909246  progress  40 % (6 MB)
   61 12:09:04.914354  progress  45 % (7 MB)
   62 12:09:04.919133  progress  50 % (8 MB)
   63 12:09:04.923962  progress  55 % (9 MB)
   64 12:09:04.929068  progress  60 % (9 MB)
   65 12:09:04.933892  progress  65 % (10 MB)
   66 12:09:04.939007  progress  70 % (11 MB)
   67 12:09:04.943877  progress  75 % (12 MB)
   68 12:09:04.948857  progress  80 % (13 MB)
   69 12:09:04.953877  progress  85 % (14 MB)
   70 12:09:04.958385  progress  90 % (14 MB)
   71 12:09:04.963330  progress  95 % (15 MB)
   72 12:09:04.968593  progress 100 % (16 MB)
   73 12:09:04.968761  16 MB downloaded in 0.10 s (163.69 MB/s)
   74 12:09:04.968959  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 12:09:04.969329  end: 1.2 download-retry (duration 00:00:00) [common]
   77 12:09:04.969453  start: 1.3 download-retry (timeout 00:09:58) [common]
   78 12:09:04.969572  start: 1.3.1 http-download (timeout 00:09:58) [common]
   79 12:09:04.969746  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 12:09:04.969844  saving as /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/nfsrootfs/full.rootfs.tar
   81 12:09:04.969937  total size: 207157356 (197 MB)
   82 12:09:04.970036  Using unxz to decompress xz
   83 12:09:04.974858  progress   0 % (0 MB)
   84 12:09:05.531977  progress   5 % (9 MB)
   85 12:09:06.072966  progress  10 % (19 MB)
   86 12:09:06.696261  progress  15 % (29 MB)
   87 12:09:07.065647  progress  20 % (39 MB)
   88 12:09:07.445070  progress  25 % (49 MB)
   89 12:09:08.099090  progress  30 % (59 MB)
   90 12:09:08.685460  progress  35 % (69 MB)
   91 12:09:09.325066  progress  40 % (79 MB)
   92 12:09:09.893842  progress  45 % (88 MB)
   93 12:09:10.504738  progress  50 % (98 MB)
   94 12:09:11.164392  progress  55 % (108 MB)
   95 12:09:11.880249  progress  60 % (118 MB)
   96 12:09:12.018787  progress  65 % (128 MB)
   97 12:09:12.159448  progress  70 % (138 MB)
   98 12:09:12.253540  progress  75 % (148 MB)
   99 12:09:12.323737  progress  80 % (158 MB)
  100 12:09:12.393146  progress  85 % (167 MB)
  101 12:09:12.494672  progress  90 % (177 MB)
  102 12:09:12.776911  progress  95 % (187 MB)
  103 12:09:13.374569  progress 100 % (197 MB)
  104 12:09:13.381304  197 MB downloaded in 8.41 s (23.49 MB/s)
  105 12:09:13.381559  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 12:09:13.381825  end: 1.3 download-retry (duration 00:00:08) [common]
  108 12:09:13.381918  start: 1.4 download-retry (timeout 00:09:50) [common]
  109 12:09:13.382008  start: 1.4.1 http-download (timeout 00:09:50) [common]
  110 12:09:13.382157  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-69-g8f7b450fc28ed/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 12:09:13.382231  saving as /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/modules/modules.tar
  112 12:09:13.382293  total size: 3316536 (3 MB)
  113 12:09:13.382359  Using unxz to decompress xz
  114 12:09:13.386281  progress   0 % (0 MB)
  115 12:09:13.392173  progress   5 % (0 MB)
  116 12:09:13.400762  progress  10 % (0 MB)
  117 12:09:13.409147  progress  15 % (0 MB)
  118 12:09:13.421351  progress  20 % (0 MB)
  119 12:09:13.433831  progress  25 % (0 MB)
  120 12:09:13.443045  progress  30 % (0 MB)
  121 12:09:13.456642  progress  35 % (1 MB)
  122 12:09:13.469461  progress  40 % (1 MB)
  123 12:09:13.479992  progress  45 % (1 MB)
  124 12:09:13.490112  progress  50 % (1 MB)
  125 12:09:13.500108  progress  55 % (1 MB)
  126 12:09:13.511953  progress  60 % (1 MB)
  127 12:09:13.521691  progress  65 % (2 MB)
  128 12:09:13.531427  progress  70 % (2 MB)
  129 12:09:13.541160  progress  75 % (2 MB)
  130 12:09:13.551101  progress  80 % (2 MB)
  131 12:09:13.562734  progress  85 % (2 MB)
  132 12:09:13.572713  progress  90 % (2 MB)
  133 12:09:13.582760  progress  95 % (3 MB)
  134 12:09:13.593332  progress 100 % (3 MB)
  135 12:09:13.599062  3 MB downloaded in 0.22 s (14.59 MB/s)
  136 12:09:13.599324  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 12:09:13.599589  end: 1.4 download-retry (duration 00:00:00) [common]
  139 12:09:13.599727  start: 1.5 prepare-tftp-overlay (timeout 00:09:50) [common]
  140 12:09:13.599828  start: 1.5.1 extract-nfsrootfs (timeout 00:09:50) [common]
  141 12:09:17.221024  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t
  142 12:09:17.221224  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 12:09:17.221322  start: 1.5.2 lava-overlay (timeout 00:09:46) [common]
  144 12:09:17.221487  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp
  145 12:09:17.221624  makedir: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin
  146 12:09:17.221733  makedir: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/tests
  147 12:09:17.221835  makedir: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/results
  148 12:09:17.221938  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-add-keys
  149 12:09:17.222084  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-add-sources
  150 12:09:17.222228  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-background-process-start
  151 12:09:17.222362  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-background-process-stop
  152 12:09:17.222489  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-common-functions
  153 12:09:17.222616  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-echo-ipv4
  154 12:09:17.222742  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-install-packages
  155 12:09:17.222865  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-installed-packages
  156 12:09:17.222990  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-os-build
  157 12:09:17.223116  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-probe-channel
  158 12:09:17.223245  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-probe-ip
  159 12:09:17.223372  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-target-ip
  160 12:09:17.223496  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-target-mac
  161 12:09:17.223618  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-target-storage
  162 12:09:17.223779  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-case
  163 12:09:17.223904  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-event
  164 12:09:17.224027  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-feedback
  165 12:09:17.224155  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-raise
  166 12:09:17.224375  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-reference
  167 12:09:17.224541  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-runner
  168 12:09:17.224701  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-set
  169 12:09:17.224831  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-test-shell
  170 12:09:17.224960  Updating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-add-keys (debian)
  171 12:09:17.225114  Updating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-add-sources (debian)
  172 12:09:17.225268  Updating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-install-packages (debian)
  173 12:09:17.225427  Updating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-installed-packages (debian)
  174 12:09:17.225575  Updating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/bin/lava-os-build (debian)
  175 12:09:17.225702  Creating /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/environment
  176 12:09:17.225811  LAVA metadata
  177 12:09:17.225882  - LAVA_JOB_ID=12269237
  178 12:09:17.225947  - LAVA_DISPATCHER_IP=192.168.201.1
  179 12:09:17.226048  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:46) [common]
  180 12:09:17.226116  skipped lava-vland-overlay
  181 12:09:17.226190  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 12:09:17.226272  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:46) [common]
  183 12:09:17.226333  skipped lava-multinode-overlay
  184 12:09:17.226405  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 12:09:17.226481  start: 1.5.2.3 test-definition (timeout 00:09:46) [common]
  186 12:09:17.226554  Loading test definitions
  187 12:09:17.226649  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:46) [common]
  188 12:09:17.226720  Using /lava-12269237 at stage 0
  189 12:09:17.227028  uuid=12269237_1.5.2.3.1 testdef=None
  190 12:09:17.227118  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 12:09:17.227203  start: 1.5.2.3.2 test-overlay (timeout 00:09:46) [common]
  192 12:09:17.227663  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 12:09:17.228053  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:46) [common]
  195 12:09:17.228678  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 12:09:17.228906  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:46) [common]
  198 12:09:17.229470  runner path: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/0/tests/0_timesync-off test_uuid 12269237_1.5.2.3.1
  199 12:09:17.229623  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 12:09:17.229845  start: 1.5.2.3.5 git-repo-action (timeout 00:09:46) [common]
  202 12:09:17.229927  Using /lava-12269237 at stage 0
  203 12:09:17.230022  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 12:09:17.230099  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/0/tests/1_kselftest-lkdtm'
  205 12:09:23.329278  Running '/usr/bin/git checkout kernelci.org
  206 12:09:23.478537  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 12:09:23.479292  uuid=12269237_1.5.2.3.5 testdef=None
  208 12:09:23.479448  end: 1.5.2.3.5 git-repo-action (duration 00:00:06) [common]
  210 12:09:23.479737  start: 1.5.2.3.6 test-overlay (timeout 00:09:40) [common]
  211 12:09:23.480500  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 12:09:23.480735  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:40) [common]
  214 12:09:23.481731  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 12:09:23.481971  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:40) [common]
  217 12:09:23.482927  runner path: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/0/tests/1_kselftest-lkdtm test_uuid 12269237_1.5.2.3.5
  218 12:09:23.483020  BOARD='asus-C433TA-AJ0005-rammus'
  219 12:09:23.483086  BRANCH='cip-gitlab'
  220 12:09:23.483145  SKIPFILE='/dev/null'
  221 12:09:23.483203  SKIP_INSTALL='True'
  222 12:09:23.483259  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-69-g8f7b450fc28ed/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 12:09:23.483317  TST_CASENAME=''
  224 12:09:23.483372  TST_CMDFILES='lkdtm'
  225 12:09:23.483513  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 12:09:23.483758  Creating lava-test-runner.conf files
  228 12:09:23.483823  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12269237/lava-overlay-o629y0bp/lava-12269237/0 for stage 0
  229 12:09:23.483916  - 0_timesync-off
  230 12:09:23.483983  - 1_kselftest-lkdtm
  231 12:09:23.484081  end: 1.5.2.3 test-definition (duration 00:00:06) [common]
  232 12:09:23.484168  start: 1.5.2.4 compress-overlay (timeout 00:09:40) [common]
  233 12:09:31.457264  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 12:09:31.457454  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:32) [common]
  235 12:09:31.457552  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 12:09:31.457662  end: 1.5.2 lava-overlay (duration 00:00:14) [common]
  237 12:09:31.457833  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:32) [common]
  238 12:09:31.596615  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 12:09:31.597049  start: 1.5.4 extract-modules (timeout 00:09:32) [common]
  240 12:09:31.597199  extracting modules file /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t
  241 12:09:31.715486  extracting modules file /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12269237/extract-overlay-ramdisk-o182m9a4/ramdisk
  242 12:09:31.812846  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 12:09:31.813007  start: 1.5.5 apply-overlay-tftp (timeout 00:09:31) [common]
  244 12:09:31.813106  [common] Applying overlay to NFS
  245 12:09:31.813187  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12269237/compress-overlay-lk5b5ehz/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t
  246 12:09:32.847499  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 12:09:32.847736  start: 1.5.6 configure-preseed-file (timeout 00:09:30) [common]
  248 12:09:32.847842  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 12:09:32.847936  start: 1.5.7 compress-ramdisk (timeout 00:09:30) [common]
  250 12:09:32.848024  Building ramdisk /var/lib/lava/dispatcher/tmp/12269237/extract-overlay-ramdisk-o182m9a4/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12269237/extract-overlay-ramdisk-o182m9a4/ramdisk
  251 12:09:33.024554  >> 67824 blocks

  252 12:09:34.174473  rename /var/lib/lava/dispatcher/tmp/12269237/extract-overlay-ramdisk-o182m9a4/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz
  253 12:09:34.174941  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 12:09:34.175077  start: 1.5.8 prepare-kernel (timeout 00:09:29) [common]
  255 12:09:34.175181  start: 1.5.8.1 prepare-fit (timeout 00:09:29) [common]
  256 12:09:34.175272  No mkimage arch provided, not using FIT.
  257 12:09:34.175359  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 12:09:34.175448  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 12:09:34.175555  end: 1.5 prepare-tftp-overlay (duration 00:00:21) [common]
  260 12:09:34.175651  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:29) [common]
  261 12:09:34.175803  No LXC device requested
  262 12:09:34.175901  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 12:09:34.175994  start: 1.7 deploy-device-env (timeout 00:09:29) [common]
  264 12:09:34.176078  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 12:09:34.176164  Checking files for TFTP limit of 4294967296 bytes.
  266 12:09:34.176619  end: 1 tftp-deploy (duration 00:00:31) [common]
  267 12:09:34.176723  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 12:09:34.176810  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 12:09:34.176954  substitutions:
  270 12:09:34.177033  - {DTB}: None
  271 12:09:34.177095  - {INITRD}: 12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz
  272 12:09:34.177154  - {KERNEL}: 12269237/tftp-deploy-_dmn2qvb/kernel/bzImage
  273 12:09:34.177209  - {LAVA_MAC}: None
  274 12:09:34.177264  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t
  275 12:09:34.177321  - {NFS_SERVER_IP}: 192.168.201.1
  276 12:09:34.177375  - {PRESEED_CONFIG}: None
  277 12:09:34.177458  - {PRESEED_LOCAL}: None
  278 12:09:34.177511  - {RAMDISK}: 12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz
  279 12:09:34.177565  - {ROOT_PART}: None
  280 12:09:34.177617  - {ROOT}: None
  281 12:09:34.177670  - {SERVER_IP}: 192.168.201.1
  282 12:09:34.177723  - {TEE}: None
  283 12:09:34.177776  Parsed boot commands:
  284 12:09:34.177827  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 12:09:34.178002  Parsed boot commands: tftpboot 192.168.201.1 12269237/tftp-deploy-_dmn2qvb/kernel/bzImage 12269237/tftp-deploy-_dmn2qvb/kernel/cmdline 12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz
  286 12:09:34.178086  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 12:09:34.178168  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 12:09:34.178255  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 12:09:34.178339  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 12:09:34.178407  Not connected, no need to disconnect.
  291 12:09:34.178478  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 12:09:34.178559  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 12:09:34.178626  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh asus-C433TA-AJ0005-rammus-cbg-4'
  294 12:09:34.182603  Setting prompt string to ['lava-test: # ']
  295 12:09:34.182983  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 12:09:34.183095  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 12:09:34.183191  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 12:09:34.183285  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 12:09:34.183517  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-4' '--port=1' '--command=reboot'
  300 12:09:39.312805  >> Command sent successfully.

  301 12:09:39.323597  Returned 0 in 5 seconds
  302 12:09:39.425169  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 12:09:39.427589  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 12:09:39.428523  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 12:09:39.429252  Setting prompt string to 'Starting depthcharge on rammus...'
  307 12:09:39.429888  Changing prompt to 'Starting depthcharge on rammus...'
  308 12:09:39.430537  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 12:09:39.432520  [Enter `^Ec?' for help]

  310 12:09:39.937793  

  311 12:09:39.938332  

  312 12:09:39.947221  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 12:09:39.952814  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 12:09:39.956856  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 12:09:39.961601  CPU: AES supported, TXT NOT supported, VT supported

  316 12:09:39.965679  MCH: device id 590c (rev 02) is Kabylake-Y

  317 12:09:39.971513  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 12:09:39.976203  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 12:09:39.979432  VBOOT: Loading verstage.

  320 12:09:39.985772  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 12:09:39.989140  CBFS: Locating 'fallback/verstage'

  322 12:09:39.992660  CBFS: Found @ offset 1a0a80 size f47c

  323 12:09:40.004328  

  324 12:09:40.004560  

  325 12:09:40.013372  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 12:09:40.028121  Probing TPM: . done!

  327 12:09:40.030843  TPM ready after 0 ms

  328 12:09:40.035613  Connected to device vid:did:rid of 1ae0:0028:00

  329 12:09:40.046225  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  330 12:09:40.049951  Initialized TPM device CR50 revision 0

  331 12:09:40.072609  tlcl_send_startup: Startup return code is 0

  332 12:09:40.074522  TPM: setup succeeded

  333 12:09:40.087270  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  334 12:09:40.090741  Chrome EC: UHEPI supported

  335 12:09:40.092895  Phase 1

  336 12:09:40.100506  FMAP: Found "FLASH" version 1.1 at c10000.

  337 12:09:40.101836  FMAP: base = ff000000 size = 1000000 #areas = 33

  338 12:09:40.107397  FMAP: area GBB found @ c11000 (978944 bytes)

  339 12:09:40.114376  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  340 12:09:40.115050  Phase 2

  341 12:09:40.115183  Phase 3

  342 12:09:40.120199  FMAP: area GBB found @ c11000 (978944 bytes)

  343 12:09:40.127933  VB2:vb2_report_dev_firmware() This is developer signed firmware

  344 12:09:40.133613  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  345 12:09:40.136923  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  346 12:09:40.143257  VB2:vb2_verify_keyblock() Checking key block signature...

  347 12:09:40.163458  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  348 12:09:40.168116  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  349 12:09:40.173338  VB2:vb2_verify_fw_preamble() Verifying preamble.

  350 12:09:40.178346  Phase 4

  351 12:09:40.184280  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)

  352 12:09:40.190861  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  353 12:09:40.449251  VB2:vb2_rsa_verify_digest() Digest check failed!

  354 12:09:40.457881  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  355 12:09:40.458856  Saving nvdata

  356 12:09:40.459924  Reboot requested (10020007)

  357 12:09:40.461406  board_reset() called!

  358 12:09:40.463301  full_reset() called!

  359 12:09:44.847567  

  360 12:09:44.848166  

  361 12:09:44.855752  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  362 12:09:44.861703  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  363 12:09:44.865057  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  364 12:09:44.871835  CPU: AES supported, TXT NOT supported, VT supported

  365 12:09:44.874440  MCH: device id 590c (rev 02) is Kabylake-Y

  366 12:09:44.880878  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  367 12:09:44.885632  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  368 12:09:44.888170  VBOOT: Loading verstage.

  369 12:09:44.894849  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  370 12:09:44.898152  CBFS: Locating 'fallback/verstage'

  371 12:09:44.902563  CBFS: Found @ offset 1a0a80 size f47c

  372 12:09:44.916299  

  373 12:09:44.917158  

  374 12:09:44.922343  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  375 12:09:44.936466  Probing TPM: . done!

  376 12:09:44.939511  TPM ready after 0 ms

  377 12:09:44.944451  Connected to device vid:did:rid of 1ae0:0028:00

  378 12:09:44.954794  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  379 12:09:44.958199  Initialized TPM device CR50 revision 0

  380 12:09:44.980475  tlcl_send_startup: Startup return code is 0

  381 12:09:44.987969  TPM: setup succeeded

  382 12:09:44.996278  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  383 12:09:44.999609  Chrome EC: UHEPI supported

  384 12:09:45.001549  Phase 1

  385 12:09:45.005734  FMAP: Found "FLASH" version 1.1 at c10000.

  386 12:09:45.010747  FMAP: base = ff000000 size = 1000000 #areas = 33

  387 12:09:45.017138  FMAP: area GBB found @ c11000 (978944 bytes)

  388 12:09:45.022236  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  389 12:09:45.029367  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  390 12:09:45.031817  Recovery requested (1009000e)

  391 12:09:45.033105  Saving nvdata

  392 12:09:45.045282  tlcl_extend: response is 0

  393 12:09:45.054941  tlcl_extend: response is 0

  394 12:09:45.061122  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  395 12:09:45.065210  CBFS: Locating 'fallback/romstage'

  396 12:09:45.068801  CBFS: Found @ offset 80 size 10ffc

  397 12:09:45.069458  

  398 12:09:45.069542  

  399 12:09:45.078335  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  400 12:09:45.084604  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  401 12:09:45.088786  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  402 12:09:45.092980  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  403 12:09:45.097864  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  404 12:09:45.102687  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  405 12:09:45.103368  TCO_STS:   0000 0000

  406 12:09:45.107505  GEN_PMCON: e0040200 0000523a

  407 12:09:45.110894  GBLRST_CAUSE: 00000000 00000000

  408 12:09:45.111583  prev_sleep_state 5

  409 12:09:45.114807  Boot Count incremented to 54902

  410 12:09:45.121455  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  411 12:09:45.124786  CBFS: Locating 'fspm.bin'

  412 12:09:45.128158  CBFS: Found @ offset 103fc0 size 63000

  413 12:09:45.131734  Chrome EC: UHEPI supported

  414 12:09:45.137862  FMAP: Found "FLASH" version 1.1 at c10000.

  415 12:09:45.142166  FMAP: base = ff000000 size = 1000000 #areas = 33

  416 12:09:45.148884  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  417 12:09:45.153372  Probing TPM:  done!

  418 12:09:45.158216  Connected to device vid:did:rid of 1ae0:0028:00

  419 12:09:45.168863  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  420 12:09:45.172564  Initialized TPM device CR50 revision 0

  421 12:09:45.186572  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  422 12:09:45.193419  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  423 12:09:45.197705  MRC cache found, size 1868

  424 12:09:45.198498  bootmode is set to :2

  425 12:09:45.200940  SPD index 1

  426 12:09:45.207437  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  427 12:09:45.208703  CBFS: Locating 'spd.bin'

  428 12:09:45.212349  CBFS: Found @ offset 1a0240 size 800

  429 12:09:45.215220  SPD: module type is LPDDR3

  430 12:09:45.220130  SPD: module part is K4E8E324EB-EGCF   

  431 12:09:45.224844  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  432 12:09:45.229180  SPD: device width 32 bits, bus width 64 bits

  433 12:09:45.233483  SPD: module size is 2048 MB (per channel)

  434 12:09:45.344812  CBMEM:

  435 12:09:45.348238  IMD: root @ 7afff000 254 entries.

  436 12:09:45.350914  IMD: root @ 7affec00 62 entries.

  437 12:09:45.355043  External stage cache:

  438 12:09:45.358459  IMD: root @ 7b3ff000 254 entries.

  439 12:09:45.363087  IMD: root @ 7b3fec00 62 entries.

  440 12:09:45.364781  creating vboot_handoff structure

  441 12:09:45.370217  Chrome EC: clear events_b mask to 0x0000000021004000

  442 12:09:45.388982  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  443 12:09:45.398787  tlcl_write: response is 0

  444 12:09:45.412320  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  445 12:09:45.416489  MRC: TPM MRC hash updated successfully.

  446 12:09:45.419400  2 DIMMs found

  447 12:09:45.420576  top_of_ram = 0x7b000000

  448 12:09:45.426088  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  449 12:09:45.436320  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  450 12:09:45.436964  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  451 12:09:45.442526  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  452 12:09:45.445886  CBFS: Locating 'fallback/postcar'

  453 12:09:45.449147  CBFS: Found @ offset 197000 size 3f04

  454 12:09:45.455472  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  455 12:09:45.465506  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  456 12:09:45.470155  Processing 118 relocs. Offset value of 0x78bd1000

  457 12:09:45.474234  

  458 12:09:45.474668  

  459 12:09:45.483943  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  460 12:09:45.489897  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  461 12:09:45.493461  CBFS: Locating 'fallback/ramstage'

  462 12:09:45.499870  CBFS: Found @ offset e8d80 size 1a462

  463 12:09:45.503976  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  464 12:09:45.542120  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  465 12:09:45.546299  Processing 3657 relocs. Offset value of 0x79d06000

  466 12:09:45.546989  

  467 12:09:45.547095  

  468 12:09:45.556005  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  469 12:09:45.560098  FMAP: Found "FLASH" version 1.1 at c10000.

  470 12:09:45.565309  FMAP: base = ff000000 size = 1000000 #areas = 33

  471 12:09:45.570275  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  472 12:09:45.574839  WARNING: RO_VPD is uninitialized or empty.

  473 12:09:45.579112  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  474 12:09:45.583417  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  475 12:09:45.586587  Normal boot.

  476 12:09:45.591305  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  477 12:09:45.597238  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  478 12:09:45.601907  CBFS: Locating 'cpu_microcode_blob.bin'

  479 12:09:45.605124  CBFS: Found @ offset 11100 size d7c00

  480 12:09:45.608876  microcode: sig=0x806e9 pf=0x10 revision=0x97

  481 12:09:45.611494  Skip microcode update

  482 12:09:45.618203  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  483 12:09:45.620807  CBFS: Locating 'fsps.bin'

  484 12:09:45.624123  CBFS: Found @ offset 167fc0 size 2f000

  485 12:09:45.651081  Detected 2 core, 4 thread CPU.

  486 12:09:45.654699  Setting up SMI for CPU

  487 12:09:45.656039  IED base = 0x7b400000

  488 12:09:45.658145  IED size = 0x00400000

  489 12:09:45.663041  Will perform SMM setup.

  490 12:09:45.665132  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  491 12:09:45.673278  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  492 12:09:45.677247  Processing 16 relocs. Offset value of 0x00030000

  493 12:09:45.682195  Attempting to start 3 APs

  494 12:09:45.684699  Waiting for 10ms after sending INIT.

  495 12:09:45.699919  Waiting for 1st SIPI to complete...AP: slot 2 apic_id 1.

  496 12:09:45.700767  done.

  497 12:09:45.704889  AP: slot 1 apic_id 3.

  498 12:09:45.705381  AP: slot 3 apic_id 2.

  499 12:09:45.709675  Waiting for 2nd SIPI to complete...done.

  500 12:09:45.716817  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  501 12:09:45.721634  Processing 13 relocs. Offset value of 0x00038000

  502 12:09:45.729289  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  503 12:09:45.731586  Installing SMM handler to 0x7b000000

  504 12:09:45.741470  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  505 12:09:45.745211  Processing 243 relocs. Offset value of 0x7b010000

  506 12:09:45.753261  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  507 12:09:45.758709  Processing 13 relocs. Offset value of 0x7b008000

  508 12:09:45.762923  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  509 12:09:45.771753  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  510 12:09:45.775828  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  511 12:09:45.781016  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  512 12:09:45.784949  Clearing SMI status registers

  513 12:09:45.787025  SMI_STS: PM1 

  514 12:09:45.789115  PM1_STS: PWRBTN 

  515 12:09:45.791080  TCO_STS: BOOT SECOND_TO 

  516 12:09:45.793023  New SMBASE 0x7b000000

  517 12:09:45.796356  In relocation handler: CPU 0

  518 12:09:45.800231  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  519 12:09:45.804855  Writing SMRR. base = 0x7b000006, mask=0xff800800

  520 12:09:45.807539  Relocation complete.

  521 12:09:45.810926  New SMBASE 0x7afff800

  522 12:09:45.812944  In relocation handler: CPU 2

  523 12:09:45.816967  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  524 12:09:45.821940  Writing SMRR. base = 0x7b000006, mask=0xff800800

  525 12:09:45.823921  Relocation complete.

  526 12:09:45.826660  New SMBASE 0x7afffc00

  527 12:09:45.829240  In relocation handler: CPU 1

  528 12:09:45.832717  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  529 12:09:45.837647  Writing SMRR. base = 0x7b000006, mask=0xff800800

  530 12:09:45.840215  Relocation complete.

  531 12:09:45.842097  New SMBASE 0x7afff400

  532 12:09:45.845108  In relocation handler: CPU 3

  533 12:09:45.849162  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  534 12:09:45.855016  Writing SMRR. base = 0x7b000006, mask=0xff800800

  535 12:09:45.856517  Relocation complete.

  536 12:09:45.858372  Initializing CPU #0

  537 12:09:45.861549  CPU: vendor Intel device 806e9

  538 12:09:45.865535  CPU: family 06, model 8e, stepping 09

  539 12:09:45.870190  Setting up local APIC... apic_id: 0x00 done.

  540 12:09:45.873674  Turbo is available but hidden

  541 12:09:45.875787  Turbo has been enabled

  542 12:09:45.877801  SGX : param.enable = 0

  543 12:09:45.879842  Skip microcode update

  544 12:09:45.881794  CPU #0 initialized

  545 12:09:45.884090  Initializing CPU #2

  546 12:09:45.886042  Initializing CPU #3

  547 12:09:45.888164  Initializing CPU #1

  548 12:09:45.891641  CPU: vendor Intel device 806e9

  549 12:09:45.894738  CPU: family 06, model 8e, stepping 09

  550 12:09:45.898317  CPU: vendor Intel device 806e9

  551 12:09:45.903153  CPU: family 06, model 8e, stepping 09

  552 12:09:45.907178  Setting up local APIC...CPU: vendor Intel device 806e9

  553 12:09:45.910947  CPU: family 06, model 8e, stepping 09

  554 12:09:45.917996  Setting up local APIC...Setting up local APIC... apic_id: 0x03 done.

  555 12:09:45.920416   apic_id: 0x02 done.

  556 12:09:45.923360  Skip microcode update

  557 12:09:45.925860  Skip microcode update

  558 12:09:45.927283  CPU #1 initialized

  559 12:09:45.928577  CPU #3 initialized

  560 12:09:45.931296   apic_id: 0x01 done.

  561 12:09:45.933689  Skip microcode update

  562 12:09:45.934555  CPU #2 initialized

  563 12:09:45.938907  bsp_do_flight_plan done after 226 msecs.

  564 12:09:45.941666  CPU: frequency set to 3400 MHz

  565 12:09:45.943578  Enabling SMIs.

  566 12:09:45.945127  Locking SMM.

  567 12:09:45.947847  VMX : param.enable = 1

  568 12:09:45.950662  VMX status: enabled, unlocked

  569 12:09:45.953849  SGX: pre-conditions not met

  570 12:09:45.956301  VMX status: enabled, unlocked

  571 12:09:45.959840  SGX: pre-conditions not met

  572 12:09:45.962432  VMX status: enabled, unlocked

  573 12:09:45.966050  VMX status: enabled, unlocked

  574 12:09:45.969083  SGX: pre-conditions not met

  575 12:09:45.971428  SGX: pre-conditions not met

  576 12:09:45.977032  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  577 12:09:45.979013  CBFS: Locating 'vbt.bin'

  578 12:09:45.983253  CBFS: Found @ offset 103a00 size 48e

  579 12:09:45.988185  Found a VBT of 4608 bytes after decompression

  580 12:09:45.991720  psys_pmax = 360

  581 12:09:45.996591  FMAP: area GBB found @ c11000 (978944 bytes)

  582 12:09:46.112709  ITSS IRQ Polarities Before:

  583 12:09:46.114809  IPC0: 0x00ff4000

  584 12:09:46.116053  IPC1: 0x00000007

  585 12:09:46.118790  IPC2: 0x00000000

  586 12:09:46.120832  IPC3: 0x00000000

  587 12:09:46.122168  ITSS IRQ Polarities After:

  588 12:09:46.124878  IPC0: 0x00ff4000

  589 12:09:46.126257  IPC1: 0x00000007

  590 12:09:46.128280  IPC2: 0x00000000

  591 12:09:46.129621  IPC3: 0x00000000

  592 12:09:46.134525  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  593 12:09:46.142078  BS: BS_DEV_INIT_CHIPS times (us): entry 376194 run 170256 exit 0

  594 12:09:46.143439  Enumerating buses...

  595 12:09:46.148218  Show all devs... Before device enumeration.

  596 12:09:46.149681  Root Device: enabled 1

  597 12:09:46.154747  CPU_CLUSTER: 0: enabled 1

  598 12:09:46.155560  DOMAIN: 0000: enabled 1

  599 12:09:46.160023  APIC: 00: enabled 1

  600 12:09:46.160524  PCI: 00:00.0: enabled 1

  601 12:09:46.161857  PCI: 00:02.0: enabled 1

  602 12:09:46.164342  PCI: 00:14.0: enabled 1

  603 12:09:46.167167  PCI: 00:14.1: enabled 0

  604 12:09:46.169146  PCI: 00:14.2: enabled 1

  605 12:09:46.172736  PCI: 00:15.0: enabled 1

  606 12:09:46.177672  PCI: 00:15.1: enabled 1

  607 12:09:46.178137  PCI: 00:15.2: enabled 0

  608 12:09:46.178902  PCI: 00:15.3: enabled 0

  609 12:09:46.181885  PCI: 00:16.0: enabled 1

  610 12:09:46.185148  PCI: 00:16.1: enabled 0

  611 12:09:46.186646  PCI: 00:16.2: enabled 0

  612 12:09:46.188485  PCI: 00:16.3: enabled 0

  613 12:09:46.191174  PCI: 00:16.4: enabled 0

  614 12:09:46.194120  PCI: 00:17.0: enabled 0

  615 12:09:46.195842  PCI: 00:19.0: enabled 1

  616 12:09:46.199445  PCI: 00:19.1: enabled 1

  617 12:09:46.201214  PCI: 00:19.2: enabled 0

  618 12:09:46.203544  PCI: 00:1c.0: enabled 1

  619 12:09:46.206521  PCI: 00:1c.1: enabled 0

  620 12:09:46.208618  PCI: 00:1c.2: enabled 0

  621 12:09:46.211260  PCI: 00:1c.3: enabled 0

  622 12:09:46.213355  PCI: 00:1c.4: enabled 0

  623 12:09:46.216238  PCI: 00:1c.5: enabled 0

  624 12:09:46.219709  PCI: 00:1c.6: enabled 0

  625 12:09:46.220507  PCI: 00:1c.7: enabled 0

  626 12:09:46.225003  PCI: 00:1d.0: enabled 0

  627 12:09:46.225482  PCI: 00:1d.1: enabled 0

  628 12:09:46.227783  PCI: 00:1d.2: enabled 0

  629 12:09:46.230545  PCI: 00:1d.3: enabled 0

  630 12:09:46.233443  PCI: 00:1e.0: enabled 1

  631 12:09:46.235477  PCI: 00:1e.1: enabled 0

  632 12:09:46.239571  PCI: 00:1e.2: enabled 1

  633 12:09:46.240885  PCI: 00:1e.3: enabled 0

  634 12:09:46.243665  PCI: 00:1e.4: enabled 1

  635 12:09:46.244493  PCI: 00:1e.5: enabled 0

  636 12:09:46.247119  PCI: 00:1e.6: enabled 1

  637 12:09:46.250539  PCI: 00:1f.0: enabled 1

  638 12:09:46.253244  PCI: 00:1f.1: enabled 1

  639 12:09:46.256085  PCI: 00:1f.2: enabled 1

  640 12:09:46.258841  PCI: 00:1f.3: enabled 1

  641 12:09:46.259277  PCI: 00:1f.4: enabled 1

  642 12:09:46.262296  PCI: 00:1f.5: enabled 1

  643 12:09:46.263561  PCI: 00:1f.6: enabled 0

  644 12:09:46.269613  USB0 port 0: enabled 1

  645 12:09:46.270070  I2C: 00:5c: enabled 1

  646 12:09:46.270788  I2C: 00:15: enabled 1

  647 12:09:46.273005  I2C: 00:39: enabled 1

  648 12:09:46.275489  I2C: 00:3a: enabled 1

  649 12:09:46.278541  I2C: 00:1a: enabled 1

  650 12:09:46.280359  PCI: 00:00.0: enabled 1

  651 12:09:46.282368  SPI: 00: enabled 1

  652 12:09:46.285763  PNP: 0c09.0: enabled 1

  653 12:09:46.286557  USB2 port 0: enabled 1

  654 12:09:46.288957  USB2 port 1: enabled 1

  655 12:09:46.291373  USB2 port 2: enabled 1

  656 12:09:46.294354  USB2 port 4: enabled 1

  657 12:09:46.295590  USB2 port 8: enabled 1

  658 12:09:46.298353  APIC: 03: enabled 1

  659 12:09:46.300500  APIC: 01: enabled 1

  660 12:09:46.303136  APIC: 02: enabled 1

  661 12:09:46.305113  Compare with tree...

  662 12:09:46.309535  Root Device: enabled 1

  663 12:09:46.309964   CPU_CLUSTER: 0: enabled 1

  664 12:09:46.311870    APIC: 00: enabled 1

  665 12:09:46.314208    APIC: 03: enabled 1

  666 12:09:46.316083    APIC: 01: enabled 1

  667 12:09:46.318180    APIC: 02: enabled 1

  668 12:09:46.321635   DOMAIN: 0000: enabled 1

  669 12:09:46.323040    PCI: 00:00.0: enabled 1

  670 12:09:46.326537    PCI: 00:02.0: enabled 1

  671 12:09:46.329144    PCI: 00:14.0: enabled 1

  672 12:09:46.331299     USB0 port 0: enabled 1

  673 12:09:46.334119      USB2 port 0: enabled 1

  674 12:09:46.336846      USB2 port 1: enabled 1

  675 12:09:46.339776      USB2 port 2: enabled 1

  676 12:09:46.343959      USB2 port 4: enabled 1

  677 12:09:46.346048      USB2 port 8: enabled 1

  678 12:09:46.348690    PCI: 00:14.1: enabled 0

  679 12:09:46.350939    PCI: 00:14.2: enabled 1

  680 12:09:46.353015    PCI: 00:15.0: enabled 1

  681 12:09:46.354956     I2C: 00:5c: enabled 1

  682 12:09:46.357802    PCI: 00:15.1: enabled 1

  683 12:09:46.361217     I2C: 00:15: enabled 1

  684 12:09:46.363264    PCI: 00:15.2: enabled 0

  685 12:09:46.366685    PCI: 00:15.3: enabled 0

  686 12:09:46.368877    PCI: 00:16.0: enabled 1

  687 12:09:46.371539    PCI: 00:16.1: enabled 0

  688 12:09:46.375809    PCI: 00:16.2: enabled 0

  689 12:09:46.377070    PCI: 00:16.3: enabled 0

  690 12:09:46.379007    PCI: 00:16.4: enabled 0

  691 12:09:46.382217    PCI: 00:17.0: enabled 0

  692 12:09:46.384610    PCI: 00:19.0: enabled 1

  693 12:09:46.386710    PCI: 00:19.1: enabled 1

  694 12:09:46.392300     I2C: 00:39: enabled 1

  695 12:09:46.392882     I2C: 00:3a: enabled 1

  696 12:09:46.395447     I2C: 00:1a: enabled 1

  697 12:09:46.398236    PCI: 00:19.2: enabled 0

  698 12:09:46.400039    PCI: 00:1c.0: enabled 1

  699 12:09:46.403114     PCI: 00:00.0: enabled 1

  700 12:09:46.405000    PCI: 00:1c.1: enabled 0

  701 12:09:46.408517    PCI: 00:1c.2: enabled 0

  702 12:09:46.411111    PCI: 00:1c.3: enabled 0

  703 12:09:46.413066    PCI: 00:1c.4: enabled 0

  704 12:09:46.415768    PCI: 00:1c.5: enabled 0

  705 12:09:46.418387    PCI: 00:1c.6: enabled 0

  706 12:09:46.420893    PCI: 00:1c.7: enabled 0

  707 12:09:46.423251    PCI: 00:1d.0: enabled 0

  708 12:09:46.426523    PCI: 00:1d.1: enabled 0

  709 12:09:46.429158    PCI: 00:1d.2: enabled 0

  710 12:09:46.431953    PCI: 00:1d.3: enabled 0

  711 12:09:46.433935    PCI: 00:1e.0: enabled 1

  712 12:09:46.438176    PCI: 00:1e.1: enabled 0

  713 12:09:46.439389    PCI: 00:1e.2: enabled 1

  714 12:09:46.441579     SPI: 00: enabled 1

  715 12:09:46.443593    PCI: 00:1e.3: enabled 0

  716 12:09:46.446401    PCI: 00:1e.4: enabled 1

  717 12:09:46.450543    PCI: 00:1e.5: enabled 0

  718 12:09:46.451944    PCI: 00:1e.6: enabled 1

  719 12:09:46.454015    PCI: 00:1f.0: enabled 1

  720 12:09:46.457461     PNP: 0c09.0: enabled 1

  721 12:09:46.459640    PCI: 00:1f.1: enabled 1

  722 12:09:46.462286    PCI: 00:1f.2: enabled 1

  723 12:09:46.467208    PCI: 00:1f.3: enabled 1

  724 12:09:46.467638    PCI: 00:1f.4: enabled 1

  725 12:09:46.470080    PCI: 00:1f.5: enabled 1

  726 12:09:46.472762    PCI: 00:1f.6: enabled 0

  727 12:09:46.475524  Root Device scanning...

  728 12:09:46.479164  root_dev_scan_bus for Root Device

  729 12:09:46.481142  CPU_CLUSTER: 0 enabled

  730 12:09:46.484042  DOMAIN: 0000 enabled

  731 12:09:46.486111  DOMAIN: 0000 scanning...

  732 12:09:46.490294  PCI: pci_scan_bus for bus 00

  733 12:09:46.491635  PCI: 00:00.0 [8086/0000] ops

  734 12:09:46.495215  PCI: 00:00.0 [8086/590c] enabled

  735 12:09:46.497888  PCI: 00:02.0 [8086/0000] ops

  736 12:09:46.501107  PCI: 00:02.0 [8086/591c] enabled

  737 12:09:46.504912  PCI: 00:04.0 [8086/1903] enabled

  738 12:09:46.508182  PCI: 00:08.0 [8086/1911] enabled

  739 12:09:46.512780  PCI: 00:14.0 [8086/0000] bus ops

  740 12:09:46.514740  PCI: 00:14.0 [8086/9d2f] enabled

  741 12:09:46.518110  PCI: 00:14.2 [8086/9d31] enabled

  742 12:09:46.522033  PCI: 00:15.0 [8086/0000] bus ops

  743 12:09:46.525063  PCI: 00:15.0 [8086/9d60] enabled

  744 12:09:46.528289  PCI: 00:15.1 [8086/0000] bus ops

  745 12:09:46.531354  PCI: 00:15.1 [8086/9d61] enabled

  746 12:09:46.533904  PCI: 00:16.0 [8086/0000] ops

  747 12:09:46.538116  PCI: 00:16.0 [8086/9d3a] enabled

  748 12:09:46.540864  PCI: 00:19.0 [8086/0000] ops

  749 12:09:46.544582  PCI: 00:19.0 [8086/9d66] enabled

  750 12:09:46.546697  PCI: 00:19.1 [8086/0000] bus ops

  751 12:09:46.550944  PCI: 00:19.1 [8086/9d65] enabled

  752 12:09:46.555018  PCI: 00:1c.0 [8086/0000] bus ops

  753 12:09:46.557729  PCI: 00:1c.0 [8086/9d10] enabled

  754 12:09:46.559741  PCI: 00:1e.0 [8086/0000] ops

  755 12:09:46.563174  PCI: 00:1e.0 [8086/9d27] enabled

  756 12:09:46.567414  PCI: 00:1e.2 [8086/0000] bus ops

  757 12:09:46.570171  PCI: 00:1e.2 [8086/9d29] enabled

  758 12:09:46.573592  PCI: 00:1e.4 [8086/9d2b] enabled

  759 12:09:46.576360  PCI: 00:1e.6 [8086/0000] ops

  760 12:09:46.579783  PCI: 00:1e.6 [8086/9d2d] enabled

  761 12:09:46.583258  PCI: 00:1f.0 [8086/0000] bus ops

  762 12:09:46.586603  PCI: 00:1f.0 [8086/9d4b] enabled

  763 12:09:46.592159  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  764 12:09:46.594721  PCI: 00:1f.2 [8086/0000] bus ops

  765 12:09:46.598339  PCI: 00:1f.2 [8086/9d21] enabled

  766 12:09:46.601714  PCI: 00:1f.3 [8086/0000] bus ops

  767 12:09:46.605239  PCI: 00:1f.3 [8086/9d71] enabled

  768 12:09:46.609566  PCI: 00:1f.4 [8086/0000] bus ops

  769 12:09:46.611574  PCI: 00:1f.4 [8086/9d23] enabled

  770 12:09:46.614623  PCI: 00:1f.5 [8086/0000] bus ops

  771 12:09:46.618206  PCI: 00:1f.5 [8086/9d24] enabled

  772 12:09:46.620671  PCI: 00:14.0 scanning...

  773 12:09:46.624187  scan_usb_bus for PCI: 00:14.0

  774 12:09:46.626655  USB0 port 0 enabled

  775 12:09:46.628514  USB0 port 0 scanning...

  776 12:09:46.631646  scan_usb_bus for USB0 port 0

  777 12:09:46.633709  USB2 port 0 enabled

  778 12:09:46.635640  USB2 port 1 enabled

  779 12:09:46.637645  USB2 port 2 enabled

  780 12:09:46.640041  USB2 port 4 enabled

  781 12:09:46.642023  USB2 port 8 enabled

  782 12:09:46.644101  USB2 port 0 scanning...

  783 12:09:46.647254  scan_usb_bus for USB2 port 0

  784 12:09:46.651453  scan_usb_bus for USB2 port 0 done

  785 12:09:46.656820  scan_bus: scanning of bus USB2 port 0 took 8975 usecs

  786 12:09:46.658786  USB2 port 1 scanning...

  787 12:09:46.661560  scan_usb_bus for USB2 port 1

  788 12:09:46.665819  scan_usb_bus for USB2 port 1 done

  789 12:09:46.670660  scan_bus: scanning of bus USB2 port 1 took 8973 usecs

  790 12:09:46.672671  USB2 port 2 scanning...

  791 12:09:46.675953  scan_usb_bus for USB2 port 2

  792 12:09:46.679943  scan_usb_bus for USB2 port 2 done

  793 12:09:46.684072  scan_bus: scanning of bus USB2 port 2 took 8974 usecs

  794 12:09:46.686767  USB2 port 4 scanning...

  795 12:09:46.691505  scan_usb_bus for USB2 port 4

  796 12:09:46.693650  scan_usb_bus for USB2 port 4 done

  797 12:09:46.699805  scan_bus: scanning of bus USB2 port 4 took 8978 usecs

  798 12:09:46.701229  USB2 port 8 scanning...

  799 12:09:46.704565  scan_usb_bus for USB2 port 8

  800 12:09:46.707769  scan_usb_bus for USB2 port 8 done

  801 12:09:46.713586  scan_bus: scanning of bus USB2 port 8 took 8975 usecs

  802 12:09:46.717749  scan_usb_bus for USB0 port 0 done

  803 12:09:46.722567  scan_bus: scanning of bus USB0 port 0 took 90982 usecs

  804 12:09:46.726266  scan_usb_bus for PCI: 00:14.0 done

  805 12:09:46.732662  scan_bus: scanning of bus PCI: 00:14.0 took 107777 usecs

  806 12:09:46.733816  PCI: 00:15.0 scanning...

  807 12:09:46.737371  scan_generic_bus for PCI: 00:15.0

  808 12:09:46.741533  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  809 12:09:46.745324  scan_generic_bus for PCI: 00:15.0 done

  810 12:09:46.751476  scan_bus: scanning of bus PCI: 00:15.0 took 14160 usecs

  811 12:09:46.753043  PCI: 00:15.1 scanning...

  812 12:09:46.757616  scan_generic_bus for PCI: 00:15.1

  813 12:09:46.761454  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  814 12:09:46.765207  scan_generic_bus for PCI: 00:15.1 done

  815 12:09:46.771327  scan_bus: scanning of bus PCI: 00:15.1 took 14159 usecs

  816 12:09:46.772729  PCI: 00:19.1 scanning...

  817 12:09:46.778104  scan_generic_bus for PCI: 00:19.1

  818 12:09:46.780854  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  819 12:09:46.784920  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  820 12:09:46.789155  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  821 12:09:46.792777  scan_generic_bus for PCI: 00:19.1 done

  822 12:09:46.799532  scan_bus: scanning of bus PCI: 00:19.1 took 22378 usecs

  823 12:09:46.800965  PCI: 00:1c.0 scanning...

  824 12:09:46.804947  do_pci_scan_bridge for PCI: 00:1c.0

  825 12:09:46.807572  PCI: pci_scan_bus for bus 01

  826 12:09:46.811054  PCI: 01:00.0 [8086/095a] enabled

  827 12:09:46.813830  Capability: type 0x01 @ 0xc8

  828 12:09:46.817464  Capability: type 0x05 @ 0xd0

  829 12:09:46.819513  Capability: type 0x10 @ 0x40

  830 12:09:46.822933  Capability: type 0x10 @ 0x40

  831 12:09:46.826383  Enabling Common Clock Configuration

  832 12:09:46.830626  L1 Sub-State supported from root port 28

  833 12:09:46.833261  L1 Sub-State Support = 0xf

  834 12:09:46.836045  CommonModeRestoreTime = 0x28

  835 12:09:46.840673  Power On Value = 0x1e, Power On Scale = 0x0

  836 12:09:46.842087  ASPM: Enabled L1

  837 12:09:46.845267  Capability: type 0x01 @ 0xc8

  838 12:09:46.847931  Capability: type 0x05 @ 0xd0

  839 12:09:46.851298  Capability: type 0x10 @ 0x40

  840 12:09:46.857761  scan_bus: scanning of bus PCI: 00:1c.0 took 53551 usecs

  841 12:09:46.860268  PCI: 00:1e.2 scanning...

  842 12:09:46.863211  scan_generic_bus for PCI: 00:1e.2

  843 12:09:46.866778  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  844 12:09:46.871626  scan_generic_bus for PCI: 00:1e.2 done

  845 12:09:46.876168  scan_bus: scanning of bus PCI: 00:1e.2 took 13878 usecs

  846 12:09:46.878948  PCI: 00:1f.0 scanning...

  847 12:09:46.882549  scan_lpc_bus for PCI: 00:1f.0

  848 12:09:46.883816  PNP: 0c09.0 enabled

  849 12:09:46.887574  scan_lpc_bus for PCI: 00:1f.0 done

  850 12:09:46.893060  scan_bus: scanning of bus PCI: 00:1f.0 took 11318 usecs

  851 12:09:46.895881  PCI: 00:1f.2 scanning...

  852 12:09:46.899286  scan_lpc_bus for PCI: 00:1f.2

  853 12:09:46.903263  scan_lpc_bus for PCI: 00:1f.2 done

  854 12:09:46.908618  scan_bus: scanning of bus PCI: 00:1f.2 took 9264 usecs

  855 12:09:46.910591  PCI: 00:1f.3 scanning...

  856 12:09:46.916319  scan_bus: scanning of bus PCI: 00:1f.3 took 2717 usecs

  857 12:09:46.918361  PCI: 00:1f.4 scanning...

  858 12:09:46.922762  scan_generic_bus for PCI: 00:1f.4

  859 12:09:46.926846  scan_generic_bus for PCI: 00:1f.4 done

  860 12:09:46.932181  scan_bus: scanning of bus PCI: 00:1f.4 took 10045 usecs

  861 12:09:46.934119  PCI: 00:1f.5 scanning...

  862 12:09:46.938316  scan_generic_bus for PCI: 00:1f.5

  863 12:09:46.941721  scan_generic_bus for PCI: 00:1f.5 done

  864 12:09:46.947179  scan_bus: scanning of bus PCI: 00:1f.5 took 10044 usecs

  865 12:09:46.953327  scan_bus: scanning of bus DOMAIN: 0000 took 466180 usecs

  866 12:09:46.956706  root_dev_scan_bus for Root Device done

  867 12:09:46.961936  scan_bus: scanning of bus Root Device took 486296 usecs

  868 12:09:46.963219  done

  869 12:09:46.966487  Chrome EC: UHEPI supported

  870 12:09:46.973428  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  871 12:09:46.978180  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  872 12:09:46.986215  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  873 12:09:46.994804  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  874 12:09:46.997591  SPI flash protection: WPSW=0 SRP0=0

  875 12:09:47.002876  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  876 12:09:47.008211  BS: BS_DEV_ENUMERATE times (us): entry 0 run 826125 exit 39242

  877 12:09:47.011726  found VGA at PCI: 00:02.0

  878 12:09:47.014451  Setting up VGA for PCI: 00:02.0

  879 12:09:47.019923  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  880 12:09:47.024752  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  881 12:09:47.026872  Allocating resources...

  882 12:09:47.029626  Reading resources...

  883 12:09:47.033072  Root Device read_resources bus 0 link: 0

  884 12:09:47.037201  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  885 12:09:47.041928  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  886 12:09:47.046896  DOMAIN: 0000 read_resources bus 0 link: 0

  887 12:09:47.051737  PCI: 00:14.0 read_resources bus 0 link: 0

  888 12:09:47.056484  USB0 port 0 read_resources bus 0 link: 0

  889 12:09:47.061824  USB0 port 0 read_resources bus 0 link: 0 done

  890 12:09:47.066520  PCI: 00:14.0 read_resources bus 0 link: 0 done

  891 12:09:47.071262  PCI: 00:15.0 read_resources bus 1 link: 0

  892 12:09:47.076157  PCI: 00:15.0 read_resources bus 1 link: 0 done

  893 12:09:47.080904  PCI: 00:15.1 read_resources bus 2 link: 0

  894 12:09:47.085845  PCI: 00:15.1 read_resources bus 2 link: 0 done

  895 12:09:47.090608  PCI: 00:19.1 read_resources bus 3 link: 0

  896 12:09:47.095879  PCI: 00:19.1 read_resources bus 3 link: 0 done

  897 12:09:47.100090  PCI: 00:1c.0 read_resources bus 1 link: 0

  898 12:09:47.105429  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  899 12:09:47.110313  PCI: 00:1e.2 read_resources bus 4 link: 0

  900 12:09:47.115277  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  901 12:09:47.119935  PCI: 00:1f.0 read_resources bus 0 link: 0

  902 12:09:47.125164  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  903 12:09:47.130830  DOMAIN: 0000 read_resources bus 0 link: 0 done

  904 12:09:47.136317  Root Device read_resources bus 0 link: 0 done

  905 12:09:47.138346  Done reading resources.

  906 12:09:47.143648  Show resources in subtree (Root Device)...After reading.

  907 12:09:47.148078   Root Device child on link 0 CPU_CLUSTER: 0

  908 12:09:47.152218    CPU_CLUSTER: 0 child on link 0 APIC: 00

  909 12:09:47.154139     APIC: 00

  910 12:09:47.155415     APIC: 03

  911 12:09:47.156379     APIC: 01

  912 12:09:47.157429     APIC: 02

  913 12:09:47.161647    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  914 12:09:47.171010    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  915 12:09:47.180968    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  916 12:09:47.182958     PCI: 00:00.0

  917 12:09:47.192304     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  918 12:09:47.201636     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  919 12:09:47.210735     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  920 12:09:47.220605     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  921 12:09:47.229741     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  922 12:09:47.240628     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  923 12:09:47.248799     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  924 12:09:47.257880     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  925 12:09:47.265800     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  926 12:09:47.276844     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  927 12:09:47.285614     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  928 12:09:47.294588     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  929 12:09:47.304360     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  930 12:09:47.314568     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  931 12:09:47.322544     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  932 12:09:47.323911     PCI: 00:02.0

  933 12:09:47.335622     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  934 12:09:47.344895     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  935 12:09:47.353675     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  936 12:09:47.355438     PCI: 00:04.0

  937 12:09:47.364779     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  938 12:09:47.366748     PCI: 00:08.0

  939 12:09:47.376846     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  940 12:09:47.381412     PCI: 00:14.0 child on link 0 USB0 port 0

  941 12:09:47.391149     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  942 12:09:47.395913      USB0 port 0 child on link 0 USB2 port 0

  943 12:09:47.397183       USB2 port 0

  944 12:09:47.399950       USB2 port 1

  945 12:09:47.402132       USB2 port 2

  946 12:09:47.402995       USB2 port 4

  947 12:09:47.404157       USB2 port 8

  948 12:09:47.406820     PCI: 00:14.1

  949 12:09:47.407722     PCI: 00:14.2

  950 12:09:47.417944     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  951 12:09:47.421438     PCI: 00:15.0 child on link 0 I2C: 01:5c

  952 12:09:47.431369     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  953 12:09:47.432679      I2C: 01:5c

  954 12:09:47.437818     PCI: 00:15.1 child on link 0 I2C: 02:15

  955 12:09:47.447492     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  956 12:09:47.448656      I2C: 02:15

  957 12:09:47.450711     PCI: 00:15.2

  958 12:09:47.452142     PCI: 00:15.3

  959 12:09:47.453483     PCI: 00:16.0

  960 12:09:47.463734     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  961 12:09:47.465641     PCI: 00:16.1

  962 12:09:47.467024     PCI: 00:16.2

  963 12:09:47.469477     PCI: 00:16.3

  964 12:09:47.470291     PCI: 00:16.4

  965 12:09:47.471932     PCI: 00:17.0

  966 12:09:47.473485     PCI: 00:19.0

  967 12:09:47.485077     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  968 12:09:47.494533     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  969 12:09:47.499377     PCI: 00:19.1 child on link 0 I2C: 03:39

  970 12:09:47.509070     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  971 12:09:47.510372      I2C: 03:39

  972 12:09:47.511751      I2C: 03:3a

  973 12:09:47.513756      I2C: 03:1a

  974 12:09:47.515722     PCI: 00:19.2

  975 12:09:47.519717     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  976 12:09:47.529237     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  977 12:09:47.538840     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  978 12:09:47.548527     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  979 12:09:47.549221      PCI: 01:00.0

  980 12:09:47.558833      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  981 12:09:47.561025     PCI: 00:1c.1

  982 12:09:47.562463     PCI: 00:1c.2

  983 12:09:47.563839     PCI: 00:1c.3

  984 12:09:47.565933     PCI: 00:1c.4

  985 12:09:47.567350     PCI: 00:1c.5

  986 12:09:47.569484     PCI: 00:1c.6

  987 12:09:47.570735     PCI: 00:1c.7

  988 12:09:47.572152     PCI: 00:1d.0

  989 12:09:47.573488     PCI: 00:1d.1

  990 12:09:47.576093     PCI: 00:1d.2

  991 12:09:47.577369     PCI: 00:1d.3

  992 12:09:47.578706     PCI: 00:1e.0

  993 12:09:47.590052     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  994 12:09:47.591159     PCI: 00:1e.1

  995 12:09:47.594667     PCI: 00:1e.2 child on link 0 SPI: 00

  996 12:09:47.604510     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  997 12:09:47.605439      SPI: 00

  998 12:09:47.606625     PCI: 00:1e.3

  999 12:09:47.608758     PCI: 00:1e.4

 1000 12:09:47.619543     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1001 12:09:47.620930     PCI: 00:1e.5

 1002 12:09:47.622303     PCI: 00:1e.6

 1003 12:09:47.632107     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1004 12:09:47.636214     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1005 12:09:47.645800     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1006 12:09:47.646760      PNP: 0c09.0

 1007 12:09:47.655543      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1008 12:09:47.657887     PCI: 00:1f.1

 1009 12:09:47.658898     PCI: 00:1f.2

 1010 12:09:47.668143     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1011 12:09:47.676988     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1012 12:09:47.687005     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1013 12:09:47.687826     PCI: 00:1f.3

 1014 12:09:47.698450     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1015 12:09:47.707945     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1016 12:09:47.710411     PCI: 00:1f.4

 1017 12:09:47.718908     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1018 12:09:47.729042     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1019 12:09:47.730784     PCI: 00:1f.5

 1020 12:09:47.740008     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1021 12:09:47.740946     PCI: 00:1f.6

 1022 12:09:47.747576  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1023 12:09:47.753711  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1024 12:09:47.760424  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1025 12:09:47.763941  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1026 12:09:47.770104  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1027 12:09:47.777488  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1028 12:09:47.785429  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1029 12:09:47.794163  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1030 12:09:47.801156  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1031 12:09:47.806094  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1032 12:09:47.812287  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1033 12:09:47.866794  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1034 12:09:47.867505  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1035 12:09:47.872185  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1036 12:09:47.878778  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1037 12:09:47.884621  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1038 12:09:47.891114  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1039 12:09:47.891800  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1040 12:09:47.899171  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1041 12:09:47.900526  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1042 12:09:47.901282  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1043 12:09:47.901645  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1044 12:09:47.901968  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1045 12:09:47.902345  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1046 12:09:47.903264  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1047 12:09:47.904071  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1048 12:09:47.904654  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1049 12:09:47.905423  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1050 12:09:47.906787  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1051 12:09:47.907542  PC: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1052 12:09:47.908756  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1053 12:09:47.913472  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1054 12:09:47.922509  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1055 12:09:47.925678  avoid_fixed_resources: DOMAIN: 0000

 1056 12:09:47.931415  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1057 12:09:47.937786  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1058 12:09:47.945456  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1059 12:09:47.953563  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1060 12:09:47.961223  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1061 12:09:47.968079  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1062 12:09:47.976452  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1063 12:09:47.983985  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1064 12:09:47.991933  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1065 12:09:47.998692  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1066 12:09:48.006115  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1067 12:09:48.013852  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1068 12:09:48.015308  Setting resources...

 1069 12:09:48.021996  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1070 12:09:48.025571  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1071 12:09:48.032256  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1072 12:09:48.038258  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1073 12:09:48.044690  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1074 12:09:48.051977  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1075 12:09:48.057078  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1076 12:09:48.062216  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1077 12:09:48.067798  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1078 12:09:48.072558  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1079 12:09:48.077436  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1080 12:09:48.081537  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1081 12:09:48.086409  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1082 12:09:48.091227  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1083 12:09:48.095786  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1084 12:09:48.101902  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1085 12:09:48.106631  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1086 12:09:48.111311  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1087 12:09:48.115461  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1088 12:09:48.121502  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1089 12:09:48.125652  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1090 12:09:48.130468  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1091 12:09:48.135134  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1092 12:09:48.139878  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1093 12:09:48.144845  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1094 12:09:48.149385  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1095 12:09:48.154630  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1096 12:09:48.162233  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1097 12:09:48.168752  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1098 12:09:48.176961  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1099 12:09:48.184384  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1100 12:09:48.189337  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1101 12:09:48.196040  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1102 12:09:48.200461  Root Device assign_resources, bus 0 link: 0

 1103 12:09:48.205330  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1104 12:09:48.213374  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1105 12:09:48.221696  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1106 12:09:48.229425  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1107 12:09:48.237654  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1108 12:09:48.246706  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1109 12:09:48.254053  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1110 12:09:48.258847  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1111 12:09:48.263201  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1112 12:09:48.270941  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1113 12:09:48.280296  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1114 12:09:48.284066  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1115 12:09:48.288554  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1116 12:09:48.296422  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1117 12:09:48.301162  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1118 12:09:48.305903  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1119 12:09:48.314355  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1120 12:09:48.321772  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1121 12:09:48.330066  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1122 12:09:48.334917  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1123 12:09:48.339234  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1124 12:09:48.347975  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1125 12:09:48.357463  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1126 12:09:48.364858  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1127 12:09:48.369362  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1128 12:09:48.377763  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1129 12:09:48.383046  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1130 12:09:48.391130  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1131 12:09:48.399160  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1132 12:09:48.403658  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1133 12:09:48.407844  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1134 12:09:48.416217  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1135 12:09:48.424167  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1136 12:09:48.429276  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1137 12:09:48.434775  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1138 12:09:48.438948  LPC: Trying to open IO window from 800 size 1ff

 1139 12:09:48.446641  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1140 12:09:48.455271  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1141 12:09:48.462675  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1142 12:09:48.470993  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1143 12:09:48.478853  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1144 12:09:48.483616  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1145 12:09:48.488997  Root Device assign_resources, bus 0 link: 0

 1146 12:09:48.490299  Done setting resources.

 1147 12:09:48.497032  Show resources in subtree (Root Device)...After assigning values.

 1148 12:09:48.501797   Root Device child on link 0 CPU_CLUSTER: 0

 1149 12:09:48.505750    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1150 12:09:48.507011     APIC: 00

 1151 12:09:48.507747     APIC: 03

 1152 12:09:48.509733     APIC: 01

 1153 12:09:48.511059     APIC: 02

 1154 12:09:48.514799    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1155 12:09:48.524809    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1156 12:09:48.536260    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1157 12:09:48.537569     PCI: 00:00.0

 1158 12:09:48.547270     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1159 12:09:48.556169     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1160 12:09:48.565706     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1161 12:09:48.575166     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1162 12:09:48.584578     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1163 12:09:48.593710     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1164 12:09:48.603650     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1165 12:09:48.611950     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1166 12:09:48.621032     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1167 12:09:48.631133     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1168 12:09:48.639914     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1169 12:09:48.650104     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1170 12:09:48.659084     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1171 12:09:48.668119     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1172 12:09:48.677856     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1173 12:09:48.680550     PCI: 00:02.0

 1174 12:09:48.689899     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1175 12:09:48.700739     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1176 12:09:48.709445     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1177 12:09:48.711570     PCI: 00:04.0

 1178 12:09:48.721833     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1179 12:09:48.723282     PCI: 00:08.0

 1180 12:09:48.733699     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1181 12:09:48.737899     PCI: 00:14.0 child on link 0 USB0 port 0

 1182 12:09:48.748299     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1183 12:09:48.752836      USB0 port 0 child on link 0 USB2 port 0

 1184 12:09:48.754934       USB2 port 0

 1185 12:09:48.756228       USB2 port 1

 1186 12:09:48.757654       USB2 port 2

 1187 12:09:48.759633       USB2 port 4

 1188 12:09:48.761689       USB2 port 8

 1189 12:09:48.763560     PCI: 00:14.1

 1190 12:09:48.764981     PCI: 00:14.2

 1191 12:09:48.776261     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1192 12:09:48.779642     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1193 12:09:48.790023     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1194 12:09:48.791403      I2C: 01:5c

 1195 12:09:48.795854     PCI: 00:15.1 child on link 0 I2C: 02:15

 1196 12:09:48.805568     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1197 12:09:48.807661      I2C: 02:15

 1198 12:09:48.809803     PCI: 00:15.2

 1199 12:09:48.811811     PCI: 00:15.3

 1200 12:09:48.812521     PCI: 00:16.0

 1201 12:09:48.823596     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1202 12:09:48.824274     PCI: 00:16.1

 1203 12:09:48.825755     PCI: 00:16.2

 1204 12:09:48.827913     PCI: 00:16.3

 1205 12:09:48.829921     PCI: 00:16.4

 1206 12:09:48.832003     PCI: 00:17.0

 1207 12:09:48.832707     PCI: 00:19.0

 1208 12:09:48.843514     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1209 12:09:48.853865     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1210 12:09:48.858290     PCI: 00:19.1 child on link 0 I2C: 03:39

 1211 12:09:48.868314     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1212 12:09:48.870087      I2C: 03:39

 1213 12:09:48.871897      I2C: 03:3a

 1214 12:09:48.873789      I2C: 03:1a

 1215 12:09:48.875901     PCI: 00:19.2

 1216 12:09:48.879853     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1217 12:09:48.888949     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1218 12:09:48.898816     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1219 12:09:48.910122     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1220 12:09:48.910851      PCI: 01:00.0

 1221 12:09:48.922627      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1222 12:09:48.923336     PCI: 00:1c.1

 1223 12:09:48.924501     PCI: 00:1c.2

 1224 12:09:48.926146     PCI: 00:1c.3

 1225 12:09:48.928395     PCI: 00:1c.4

 1226 12:09:48.929606     PCI: 00:1c.5

 1227 12:09:48.931107     PCI: 00:1c.6

 1228 12:09:48.932644     PCI: 00:1c.7

 1229 12:09:48.935304     PCI: 00:1d.0

 1230 12:09:48.936606     PCI: 00:1d.1

 1231 12:09:48.937944     PCI: 00:1d.2

 1232 12:09:48.939955     PCI: 00:1d.3

 1233 12:09:48.941328     PCI: 00:1e.0

 1234 12:09:48.951654     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1235 12:09:48.954350     PCI: 00:1e.1

 1236 12:09:48.957046     PCI: 00:1e.2 child on link 0 SPI: 00

 1237 12:09:48.967170     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1238 12:09:48.968760      SPI: 00

 1239 12:09:48.971123     PCI: 00:1e.3

 1240 12:09:48.973172     PCI: 00:1e.4

 1241 12:09:48.982452     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1242 12:09:48.984913     PCI: 00:1e.5

 1243 12:09:48.985907     PCI: 00:1e.6

 1244 12:09:48.995933     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1245 12:09:49.000975     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1246 12:09:49.008884     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1247 12:09:49.011412      PNP: 0c09.0

 1248 12:09:49.019650      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1249 12:09:49.021737     PCI: 00:1f.1

 1250 12:09:49.022417     PCI: 00:1f.2

 1251 12:09:49.032872     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1252 12:09:49.042527     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1253 12:09:49.051872     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1254 12:09:49.053359     PCI: 00:1f.3

 1255 12:09:49.063832     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1256 12:09:49.073748     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1257 12:09:49.075858     PCI: 00:1f.4

 1258 12:09:49.084476     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1259 12:09:49.094820     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1260 12:09:49.098747     PCI: 00:1f.5

 1261 12:09:49.107471     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1262 12:09:49.108398     PCI: 00:1f.6

 1263 12:09:49.110952  Done allocating resources.

 1264 12:09:49.117190  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113653 exit 30

 1265 12:09:49.119346  Enabling resources...

 1266 12:09:49.123937  PCI: 00:00.0 subsystem <- 8086/590c

 1267 12:09:49.125868  PCI: 00:00.0 cmd <- 06

 1268 12:09:49.130674  PCI: 00:02.0 subsystem <- 8086/591c

 1269 12:09:49.132120  PCI: 00:02.0 cmd <- 03

 1270 12:09:49.135438  PCI: 00:04.0 cmd <- 02

 1271 12:09:49.136908  PCI: 00:08.0 cmd <- 06

 1272 12:09:49.140867  PCI: 00:14.0 subsystem <- 8086/9d2f

 1273 12:09:49.143352  PCI: 00:14.0 cmd <- 02

 1274 12:09:49.147575  PCI: 00:14.2 subsystem <- 8086/9d31

 1275 12:09:49.148985  PCI: 00:14.2 cmd <- 02

 1276 12:09:49.153173  PCI: 00:15.0 subsystem <- 8086/9d60

 1277 12:09:49.155616  PCI: 00:15.0 cmd <- 06

 1278 12:09:49.159873  PCI: 00:15.1 subsystem <- 8086/9d61

 1279 12:09:49.161358  PCI: 00:15.1 cmd <- 06

 1280 12:09:49.165428  PCI: 00:16.0 subsystem <- 8086/9d3a

 1281 12:09:49.167507  PCI: 00:16.0 cmd <- 02

 1282 12:09:49.171674  PCI: 00:19.0 subsystem <- 8086/9d66

 1283 12:09:49.173726  PCI: 00:19.0 cmd <- 06

 1284 12:09:49.177917  PCI: 00:19.1 subsystem <- 8086/9d65

 1285 12:09:49.180685  PCI: 00:19.1 cmd <- 06

 1286 12:09:49.184727  PCI: 00:1c.0 bridge ctrl <- 0003

 1287 12:09:49.187529  PCI: 00:1c.0 subsystem <- 8086/9d10

 1288 12:09:49.189360  PCI: 00:1c.0 cmd <- 06

 1289 12:09:49.194081  PCI: 00:1e.0 subsystem <- 8086/9d27

 1290 12:09:49.196141  PCI: 00:1e.0 cmd <- 06

 1291 12:09:49.199470  PCI: 00:1e.2 subsystem <- 8086/9d29

 1292 12:09:49.202146  PCI: 00:1e.2 cmd <- 06

 1293 12:09:49.205432  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1294 12:09:49.207324  PCI: 00:1e.4 cmd <- 06

 1295 12:09:49.212048  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1296 12:09:49.213780  PCI: 00:1e.6 cmd <- 06

 1297 12:09:49.217460  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1298 12:09:49.220163  PCI: 00:1f.0 cmd <- 407

 1299 12:09:49.223811  PCI: 00:1f.2 subsystem <- 8086/9d21

 1300 12:09:49.226008  PCI: 00:1f.2 cmd <- 02

 1301 12:09:49.231160  PCI: 00:1f.3 subsystem <- 8086/9d71

 1302 12:09:49.231887  PCI: 00:1f.3 cmd <- 02

 1303 12:09:49.236538  PCI: 00:1f.4 subsystem <- 8086/9d23

 1304 12:09:49.238538  PCI: 00:1f.4 cmd <- 03

 1305 12:09:49.242673  PCI: 00:1f.5 subsystem <- 8086/9d24

 1306 12:09:49.244676  PCI: 00:1f.5 cmd <- 406

 1307 12:09:49.251261  PCI: 01:00.0 subsystem <- 8086/095a

 1308 12:09:49.253944  PCI: 01:00.0 cmd <- 02

 1309 12:09:49.255882  done.

 1310 12:09:49.275199  ME: Version : 11.8.50.3470

 1311 12:09:49.281029  BS: BS_DEV_ENABLE times (us): entry 229 run 139301 exit 19157

 1312 12:09:49.283610  Initializing devices...

 1313 12:09:49.285660  Root Device init ...

 1314 12:09:49.290533  Chrome EC: Set SMI mask to 0x0000000000000001

 1315 12:09:49.297339  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1316 12:09:49.302788  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1317 12:09:49.309322  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1318 12:09:49.313855  Chrome EC: Set WAKE mask to 0x0000000000000000

 1319 12:09:49.318332  Root Device init finished in 30844 usecs

 1320 12:09:49.321628  CPU_CLUSTER: 0 init ...

 1321 12:09:49.325408  CPU_CLUSTER: 0 init finished in 2443 usecs

 1322 12:09:49.328962  PCI: 00:00.0 init ...

 1323 12:09:49.332226  CPU TDP: 5 Watts

 1324 12:09:49.334079  CPU PL2 = 18 Watts

 1325 12:09:49.337695  PCI: 00:00.0 init finished in 6982 usecs

 1326 12:09:49.340579  PCI: 00:02.0 init ...

 1327 12:09:49.344617  PCI: 00:02.0 init finished in 2249 usecs

 1328 12:09:49.347728  PCI: 00:04.0 init ...

 1329 12:09:49.351150  PCI: 00:04.0 init finished in 2249 usecs

 1330 12:09:49.353963  PCI: 00:08.0 init ...

 1331 12:09:49.357993  PCI: 00:08.0 init finished in 2246 usecs

 1332 12:09:49.361133  PCI: 00:14.0 init ...

 1333 12:09:49.364185  PCI: 00:14.0 init finished in 2247 usecs

 1334 12:09:49.367276  PCI: 00:14.2 init ...

 1335 12:09:49.371549  PCI: 00:14.2 init finished in 2248 usecs

 1336 12:09:49.373764  PCI: 00:15.0 init ...

 1337 12:09:49.377538  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1338 12:09:49.381023  PCI: 00:15.0 init finished in 5966 usecs

 1339 12:09:49.383781  PCI: 00:15.1 init ...

 1340 12:09:49.387260  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1341 12:09:49.391536  PCI: 00:15.1 init finished in 5965 usecs

 1342 12:09:49.395039  PCI: 00:16.0 init ...

 1343 12:09:49.398425  PCI: 00:16.0 init finished in 2249 usecs

 1344 12:09:49.402406  PCI: 00:19.1 init ...

 1345 12:09:49.406166  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1346 12:09:49.410426  PCI: 00:19.1 init finished in 5967 usecs

 1347 12:09:49.413010  PCI: 00:1c.0 init ...

 1348 12:09:49.415804  Initializing PCH PCIe bridge.

 1349 12:09:49.419945  PCI: 00:1c.0 init finished in 5278 usecs

 1350 12:09:49.426563  PCI: 00:1e.4 init ...

 1351 12:09:49.429942  PCI: 00:1e.4 init finished in 2248 usecs

 1352 12:09:49.432700  PCI: 00:1f.0 init ...

 1353 12:09:49.437652  IOAPIC: Initializing IOAPIC at 0xfec00000

 1354 12:09:49.441519  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1355 12:09:49.443770  IOAPIC: ID = 0x02

 1356 12:09:49.445886  IOAPIC: Dumping registers

 1357 12:09:49.449202    reg 0x0000: 0x02000000

 1358 12:09:49.452003    reg 0x0001: 0x00770020

 1359 12:09:49.453862    reg 0x0002: 0x00000000

 1360 12:09:49.457805  PCI: 00:1f.0 init finished in 23486 usecs

 1361 12:09:49.460631  PCI: 00:1f.2 init ...

 1362 12:09:49.462011  RTC Init

 1363 12:09:49.465484  Set power on after power failure.

 1364 12:09:49.468161  Disabling ACPI via APMC:

 1365 12:09:49.480971  done.

 1366 12:09:49.481141  Disabling Deep S3

 1367 12:09:49.481256  Disabling Deep S3

 1368 12:09:49.481373  Enabling Deep S4

 1369 12:09:49.482020  Enabling Deep S4

 1370 12:09:49.482164  Enabling Deep S5

 1371 12:09:49.482613  Enabling Deep S5

 1372 12:09:49.486580  PCI: 00:1f.2 init finished in 24005 usecs

 1373 12:09:49.489935  PCI: 00:1f.4 init ...

 1374 12:09:49.493374  PCI: 00:1f.4 init finished in 2259 usecs

 1375 12:09:49.498853  PCI: 01:00.0 init ...

 1376 12:09:49.503122  PCI: 01:00.0 init finished in 2390 usecs

 1377 12:09:49.505669  PNP: 0c09.0 init ...

 1378 12:09:49.511070  Google Chrome EC: Hello got back 11223344 status (0)

 1379 12:09:49.515023  Google Chrome EC: version:

 1380 12:09:49.520749      ro: rammus_v2.0.387-f0df0fe2e

 1381 12:09:49.522103      rw: rammus_v2.0.427-c38dc837e

 1382 12:09:49.523449    running image: 1

 1383 12:09:49.528301  EC returned error result code 1

 1384 12:09:49.532376  PNP: 0c09.0 init finished in 24519 usecs

 1385 12:09:49.534245  Devices initialized

 1386 12:09:49.536987  Show all devs... After init.

 1387 12:09:49.539760  Root Device: enabled 1

 1388 12:09:49.541790  CPU_CLUSTER: 0: enabled 1

 1389 12:09:49.545162  DOMAIN: 0000: enabled 1

 1390 12:09:49.546663  APIC: 00: enabled 1

 1391 12:09:49.549294  PCI: 00:00.0: enabled 1

 1392 12:09:49.552181  PCI: 00:02.0: enabled 1

 1393 12:09:49.553509  PCI: 00:14.0: enabled 1

 1394 12:09:49.556867  PCI: 00:14.1: enabled 0

 1395 12:09:49.558867  PCI: 00:14.2: enabled 1

 1396 12:09:49.562159  PCI: 00:15.0: enabled 1

 1397 12:09:49.563605  PCI: 00:15.1: enabled 1

 1398 12:09:49.566706  PCI: 00:15.2: enabled 0

 1399 12:09:49.568312  PCI: 00:15.3: enabled 0

 1400 12:09:49.570623  PCI: 00:16.0: enabled 1

 1401 12:09:49.574083  PCI: 00:16.1: enabled 0

 1402 12:09:49.576253  PCI: 00:16.2: enabled 0

 1403 12:09:49.578961  PCI: 00:16.3: enabled 0

 1404 12:09:49.581034  PCI: 00:16.4: enabled 0

 1405 12:09:49.583829  PCI: 00:17.0: enabled 0

 1406 12:09:49.585353  PCI: 00:19.0: enabled 1

 1407 12:09:49.588607  PCI: 00:19.1: enabled 1

 1408 12:09:49.591265  PCI: 00:19.2: enabled 0

 1409 12:09:49.593221  PCI: 00:1c.0: enabled 1

 1410 12:09:49.595762  PCI: 00:1c.1: enabled 0

 1411 12:09:49.598322  PCI: 00:1c.2: enabled 0

 1412 12:09:49.600583  PCI: 00:1c.3: enabled 0

 1413 12:09:49.603294  PCI: 00:1c.4: enabled 0

 1414 12:09:49.605318  PCI: 00:1c.5: enabled 0

 1415 12:09:49.608773  PCI: 00:1c.6: enabled 0

 1416 12:09:49.611455  PCI: 00:1c.7: enabled 0

 1417 12:09:49.612514  PCI: 00:1d.0: enabled 0

 1418 12:09:49.614848  PCI: 00:1d.1: enabled 0

 1419 12:09:49.617198  PCI: 00:1d.2: enabled 0

 1420 12:09:49.620157  PCI: 00:1d.3: enabled 0

 1421 12:09:49.622466  PCI: 00:1e.0: enabled 1

 1422 12:09:49.625798  PCI: 00:1e.1: enabled 0

 1423 12:09:49.627166  PCI: 00:1e.2: enabled 1

 1424 12:09:49.629908  PCI: 00:1e.3: enabled 0

 1425 12:09:49.631808  PCI: 00:1e.4: enabled 1

 1426 12:09:49.635485  PCI: 00:1e.5: enabled 0

 1427 12:09:49.636846  PCI: 00:1e.6: enabled 1

 1428 12:09:49.640201  PCI: 00:1f.0: enabled 1

 1429 12:09:49.641466  PCI: 00:1f.1: enabled 0

 1430 12:09:49.644225  PCI: 00:1f.2: enabled 1

 1431 12:09:49.646871  PCI: 00:1f.3: enabled 1

 1432 12:09:49.649063  PCI: 00:1f.4: enabled 1

 1433 12:09:49.651372  PCI: 00:1f.5: enabled 1

 1434 12:09:49.653916  PCI: 00:1f.6: enabled 0

 1435 12:09:49.656692  USB0 port 0: enabled 1

 1436 12:09:49.658023  I2C: 01:5c: enabled 1

 1437 12:09:49.660769  I2C: 02:15: enabled 1

 1438 12:09:49.662819  I2C: 03:39: enabled 1

 1439 12:09:49.665004  I2C: 03:3a: enabled 1

 1440 12:09:49.666986  I2C: 03:1a: enabled 1

 1441 12:09:49.669809  PCI: 01:00.0: enabled 1

 1442 12:09:49.671076  SPI: 00: enabled 1

 1443 12:09:49.674980  PNP: 0c09.0: enabled 1

 1444 12:09:49.676310  USB2 port 0: enabled 1

 1445 12:09:49.678778  USB2 port 1: enabled 1

 1446 12:09:49.680771  USB2 port 2: enabled 1

 1447 12:09:49.682914  USB2 port 4: enabled 1

 1448 12:09:49.685547  USB2 port 8: enabled 1

 1449 12:09:49.687718  APIC: 03: enabled 1

 1450 12:09:49.689279  APIC: 01: enabled 1

 1451 12:09:49.691876  APIC: 02: enabled 1

 1452 12:09:49.694576  PCI: 00:04.0: enabled 1

 1453 12:09:49.696615  PCI: 00:08.0: enabled 1

 1454 12:09:49.701912  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1455 12:09:49.705323  ELOG: NV offset 0x9f0000 size 0x4000

 1456 12:09:49.714118  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1457 12:09:49.720328  ELOG: Event(17) added with size 13 at 2023-12-14 12:09:49 UTC

 1458 12:09:49.725341  POST: Unexpected post code in previous boot: 0x34

 1459 12:09:49.731325  ELOG: Event(A3) added with size 11 at 2023-12-14 12:09:49 UTC

 1460 12:09:49.737658  ELOG: Event(92) added with size 9 at 2023-12-14 12:09:49 UTC

 1461 12:09:49.743950  ELOG: Event(9A) added with size 9 at 2023-12-14 12:09:49 UTC

 1462 12:09:49.750399  ELOG: Event(AD) added with size 10 at 2023-12-14 12:09:49 UTC

 1463 12:09:49.756224  ELOG: Event(9F) added with size 14 at 2023-12-14 12:09:49 UTC

 1464 12:09:49.762156  BS: BS_DEV_INIT times (us): entry 0 run 417284 exit 60015

 1465 12:09:49.769687  ELOG: Event(A1) added with size 10 at 2023-12-14 12:09:49 UTC

 1466 12:09:49.776936  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1467 12:09:49.783214  ELOG: Event(A0) added with size 9 at 2023-12-14 12:09:49 UTC

 1468 12:09:49.790300  ELOG: Event(16) added with size 11 at 2023-12-14 12:09:49 UTC

 1469 12:09:49.792414  Erasing flash addr 9f0000 + 4 KiB

 1470 12:09:49.863992  elog_add_boot_reason: Logged dev mode boot

 1471 12:09:49.867828  Finalize devices...

 1472 12:09:49.868419  Devices finalized

 1473 12:09:49.872507  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1474 12:09:49.880267  BS: BS_POST_DEVICE times (us): entry 90662 run 3961 exit 5200

 1475 12:09:49.885507  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0

 1476 12:09:49.890982  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1477 12:09:49.894281  CBFS: Locating 'fallback/dsdt.aml'

 1478 12:09:49.898835  CBFS: Found @ offset 19af40 size 4691

 1479 12:09:49.904737  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1480 12:09:49.907967  CBFS: Locating 'fallback/slic'

 1481 12:09:49.914149  CBFS: 'fallback/slic' not found.

 1482 12:09:49.919773  ACPI: Writing ACPI tables at 7aa9a000.

 1483 12:09:49.920028  ACPI:    * FACS

 1484 12:09:49.921764  ACPI:    * DSDT

 1485 12:09:49.924521  Ramoops buffer: 0x100000@0x7a999000.

 1486 12:09:49.929554  SGX: not enabled or not supported. skip gnvs fill

 1487 12:09:49.934320  ACPI:    * FADT

 1488 12:09:49.935044  SCI is IRQ9

 1489 12:09:49.939221  ACPI: added table 1/32, length now 40

 1490 12:09:49.940564  ACPI:     * SSDT

 1491 12:09:49.943770  Found 1 CPU(s) with 4 core(s) each.

 1492 12:09:49.949129  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1493 12:09:49.954585  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1494 12:09:49.959374  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1495 12:09:49.965243  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1496 12:09:49.974297  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1497 12:09:49.977926  Error: Could not locate 'wifi_sar' in VPD.

 1498 12:09:49.982038  Error: failed from getting SAR limits!

 1499 12:09:49.986264  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1500 12:09:49.990461  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1501 12:09:49.996054  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1502 12:09:50.002281  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1503 12:09:50.006849  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1504 12:09:50.012600  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1505 12:09:50.018084  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1506 12:09:50.021235  ACPI: added table 2/32, length now 44

 1507 12:09:50.022603  ACPI:    * MCFG

 1508 12:09:50.027193  ACPI: added table 3/32, length now 48

 1509 12:09:50.028314  ACPI:    * TPM2

 1510 12:09:50.032941  ACPI: added table 4/32, length now 52

 1511 12:09:50.034204  ACPI:    * MADT

 1512 12:09:50.034961  SCI is IRQ9

 1513 12:09:50.038996  ACPI: added table 5/32, length now 56

 1514 12:09:50.041232  current = 7aa9fa60

 1515 12:09:50.047707  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1516 12:09:50.051052  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1517 12:09:50.054287  CBFS: Found @ offset 167000 size ba8

 1518 12:09:50.062357  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1519 12:09:50.065676  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1520 12:09:50.068720  CBFS: Found @ offset 19f640 size ba8

 1521 12:09:50.075151  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1522 12:09:50.079866  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1523 12:09:50.082535  CBFS: Found @ offset 167cc0 size 64

 1524 12:09:50.088911  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1525 12:09:50.094229  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1526 12:09:50.098216  CBFS: Found @ offset 167cc0 size 64

 1527 12:09:50.103848  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1528 12:09:50.108114  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1529 12:09:50.111514  CBFS: Found @ offset 167c00 size 64

 1530 12:09:50.117955  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1531 12:09:50.123088  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1532 12:09:50.126237  CBFS: Found @ offset 103f00 size 64

 1533 12:09:50.133090  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1534 12:09:50.137254  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1535 12:09:50.140794  CBFS: Found @ offset 103f00 size 64

 1536 12:09:50.142814  ACPI:    * NHLT

 1537 12:09:50.146869  ACPI: added table 6/32, length now 60

 1538 12:09:50.148936  ACPI:    * DMAR

 1539 12:09:50.152238  ACPI: added table 7/32, length now 64

 1540 12:09:50.154087  ACPI: * IGD OpRegion

 1541 12:09:50.156370  GMA: Found VBT in CBFS

 1542 12:09:50.159461  GMA: Found valid VBT in CBFS

 1543 12:09:50.161311  current = 7aaa3610

 1544 12:09:50.165127  ACPI: added table 8/32, length now 68

 1545 12:09:50.167210  ACPI:    * HPET

 1546 12:09:50.171284  ACPI: added table 9/32, length now 72

 1547 12:09:50.172774  ACPI: done.

 1548 12:09:50.174766  ACPI tables: 38592 bytes.

 1549 12:09:50.177522  smbios_write_tables: 7a998000

 1550 12:09:50.180310  Create SMBIOS type 17

 1551 12:09:50.182844  PCI: 01:00.0 (Intel WiFi)

 1552 12:09:50.185308  SMBIOS tables: 662 bytes.

 1553 12:09:50.189304  Writing table forward entry at 0x00000500

 1554 12:09:50.196653  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1555 12:09:50.199449  Writing coreboot table at 0x7aabe000

 1556 12:09:50.205419   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1557 12:09:50.210366   1. 0000000000001000-000000000009ffff: RAM

 1558 12:09:50.214571   2. 00000000000a0000-00000000000fffff: RESERVED

 1559 12:09:50.218595   3. 0000000000100000-000000007a997fff: RAM

 1560 12:09:50.224235   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1561 12:09:50.229347   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1562 12:09:50.235888   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1563 12:09:50.239913   7. 000000007b000000-000000007fffffff: RESERVED

 1564 12:09:50.244703   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1565 12:09:50.249537   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1566 12:09:50.254366  10. 00000000fed10000-00000000fed19fff: RESERVED

 1567 12:09:50.259189  11. 00000000fed80000-00000000fed84fff: RESERVED

 1568 12:09:50.264265  12. 00000000fed90000-00000000fed91fff: RESERVED

 1569 12:09:50.268126  13. 0000000100000000-000000017effffff: RAM

 1570 12:09:50.272616  Graphics framebuffer located at 0xc0000000

 1571 12:09:50.276161  Passing 6 GPIOs to payload:

 1572 12:09:50.282477              NAME |       PORT | POLARITY |     VALUE

 1573 12:09:50.286687     write protect |  undefined |     high |       low

 1574 12:09:50.292080          recovery |  undefined |     high |       low

 1575 12:09:50.296526               lid |  undefined |     high |      high

 1576 12:09:50.302407             power |  undefined |     high |       low

 1577 12:09:50.307077             oprom |  undefined |     high |       low

 1578 12:09:50.312806          EC in RW | 0x00000036 |     high |       low

 1579 12:09:50.314941  Board ID: 6

 1580 12:09:50.320573  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1581 12:09:50.326875  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum 7a9b

 1582 12:09:50.329471  coreboot table: 1468 bytes.

 1583 12:09:50.332853  IMD ROOT    0. 7afff000 00001000

 1584 12:09:50.336239  IMD SMALL   1. 7affe000 00001000

 1585 12:09:50.339354  FSP MEMORY  2. 7abfe000 00400000

 1586 12:09:50.342631  CONSOLE     3. 7abde000 00020000

 1587 12:09:50.345878  TIME STAMP  4. 7abdd000 00000910

 1588 12:09:50.350414  VBOOT       5. 7abdc000 00000c0c

 1589 12:09:50.352605  MRC DATA    6. 7abda000 00001878

 1590 12:09:50.356109  ROMSTG STCK 7. 7abd9000 00000400

 1591 12:09:50.360105  AFTER CAR   8. 7abd0000 00009000

 1592 12:09:50.362943  RAMSTAGE    9. 7ab05000 000cb000

 1593 12:09:50.367085  REFCODE    10. 7aad6000 0002f000

 1594 12:09:50.370430  SMM BACKUP 11. 7aac6000 00010000

 1595 12:09:50.372442  COREBOOT   12. 7aabe000 00008000

 1596 12:09:50.376522  ACPI       13. 7aa9a000 00024000

 1597 12:09:50.379250  ACPI GNVS  14. 7aa99000 00001000

 1598 12:09:50.382440  RAMOOPS    15. 7a999000 00100000

 1599 12:09:50.385890  SMBIOS     16. 7a998000 00000800

 1600 12:09:50.387934  IMD small region:

 1601 12:09:50.391614    IMD ROOT    0. 7affec00 00000400

 1602 12:09:50.394351    FSP RUNTIME 1. 7affebe0 00000004

 1603 12:09:50.398475    VBOOT SEL   2. 7affebc0 00000008

 1604 12:09:50.402525    EC HOSTEVENT 3. 7affeba0 00000008

 1605 12:09:50.405231    POWER STATE 4. 7affeb60 00000040

 1606 12:09:50.409102    ROMSTAGE    5. 7affeb40 00000004

 1607 12:09:50.412713    MEM INFO    6. 7affe980 000001a9

 1608 12:09:50.415994    VPD         7. 7affe920 00000058

 1609 12:09:50.419777    COREBOOTFWD 8. 7affe8e0 00000028

 1610 12:09:50.423546  MTRR: Physical address space:

 1611 12:09:50.428351  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1612 12:09:50.434539  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1613 12:09:50.441419  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1614 12:09:50.447544  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1615 12:09:50.453851  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1616 12:09:50.461933  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1617 12:09:50.467291  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1618 12:09:50.470805  MTRR: Fixed MSR 0x250 0x0606060606060606

 1619 12:09:50.474241  MTRR: Fixed MSR 0x258 0x0606060606060606

 1620 12:09:50.478249  MTRR: Fixed MSR 0x259 0x0000000000000000

 1621 12:09:50.483023  MTRR: Fixed MSR 0x268 0x0606060606060606

 1622 12:09:50.486517  MTRR: Fixed MSR 0x269 0x0606060606060606

 1623 12:09:50.490986  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1624 12:09:50.494458  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1625 12:09:50.498571  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1626 12:09:50.502684  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1627 12:09:50.506540  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1628 12:09:50.510443  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1629 12:09:50.515031  call enable_fixed_mtrr()

 1630 12:09:50.518545  CPU physical address size: 39 bits

 1631 12:09:50.522711  MTRR: default type WB/UC MTRR counts: 6/5.

 1632 12:09:50.526148  MTRR: UC selected as default type.

 1633 12:09:50.532530  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1634 12:09:50.539203  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1635 12:09:50.544919  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1636 12:09:50.551269  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1637 12:09:50.557352  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1638 12:09:50.560066  

 1639 12:09:50.560144  MTRR check

 1640 12:09:50.563822  Fixed MTRRs   : Enabled

 1641 12:09:50.565203  Variable MTRRs: Enabled

 1642 12:09:50.565505  

 1643 12:09:50.570133  MTRR: Fixed MSR 0x250 0x0606060606060606

 1644 12:09:50.574876  MTRR: Fixed MSR 0x258 0x0606060606060606

 1645 12:09:50.578269  MTRR: Fixed MSR 0x259 0x0000000000000000

 1646 12:09:50.581817  MTRR: Fixed MSR 0x268 0x0606060606060606

 1647 12:09:50.585868  MTRR: Fixed MSR 0x269 0x0606060606060606

 1648 12:09:50.589997  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1649 12:09:50.594199  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1650 12:09:50.598168  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1651 12:09:50.602107  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1652 12:09:50.606360  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1653 12:09:50.610303  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1654 12:09:50.617169  BS: BS_WRITE_TABLES times (us): entry 0 run 537338 exit 146809

 1655 12:09:50.621179  call enable_fixed_mtrr()

 1656 12:09:50.626444  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1657 12:09:50.629192  CPU physical address size: 39 bits

 1658 12:09:50.634107  CBFS: Locating 'fallback/payload'

 1659 12:09:50.637534  MTRR: Fixed MSR 0x250 0x0606060606060606

 1660 12:09:50.641808  MTRR: Fixed MSR 0x250 0x0606060606060606

 1661 12:09:50.645625  MTRR: Fixed MSR 0x258 0x0606060606060606

 1662 12:09:50.650332  MTRR: Fixed MSR 0x259 0x0000000000000000

 1663 12:09:50.655204  MTRR: Fixed MSR 0x268 0x0606060606060606

 1664 12:09:50.658103  MTRR: Fixed MSR 0x269 0x0606060606060606

 1665 12:09:50.663480  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1666 12:09:50.666700  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1667 12:09:50.670070  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1668 12:09:50.674411  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1669 12:09:50.678885  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1670 12:09:50.682710  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1671 12:09:50.687297  MTRR: Fixed MSR 0x258 0x0606060606060606

 1672 12:09:50.690966  MTRR: Fixed MSR 0x259 0x0000000000000000

 1673 12:09:50.695822  MTRR: Fixed MSR 0x268 0x0606060606060606

 1674 12:09:50.699475  MTRR: Fixed MSR 0x269 0x0606060606060606

 1675 12:09:50.704461  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1676 12:09:50.708725  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1677 12:09:50.711915  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1678 12:09:50.716758  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1679 12:09:50.719705  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1680 12:09:50.723837  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1681 12:09:50.727895  call enable_fixed_mtrr()

 1682 12:09:50.729440  call enable_fixed_mtrr()

 1683 12:09:50.734141  CBFS: Found @ offset 223040 size 360b4

 1684 12:09:50.736974  CPU physical address size: 39 bits

 1685 12:09:50.742483  CPU physical address size: 39 bits

 1686 12:09:50.745859  Checking segment from ROM address 0xfff23078

 1687 12:09:50.750766  Checking segment from ROM address 0xfff23094

 1688 12:09:50.754688  Loading segment from ROM address 0xfff23078

 1689 12:09:50.757326    code (compression=0)

 1690 12:09:50.766158    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1691 12:09:50.773753  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1692 12:09:50.775700  it's not compressed!

 1693 12:09:50.862845  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1694 12:09:50.869611  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1695 12:09:50.874498  Loading segment from ROM address 0xfff23094

 1696 12:09:50.877257    Entry Point 0x30104020

 1697 12:09:50.878645  Loaded segments

 1698 12:09:50.905477  Finalizing chipset.

 1699 12:09:50.910430  ME: Host Firmware Status Register 1 : 0x90000245

 1700 12:09:50.916583  ME: Host Firmware Status Register 2 : 0x6B000306

 1701 12:09:50.920016  ME: Host Firmware Status Register 3 : 0x00000020

 1702 12:09:50.925260  ME: Host Firmware Status Register 4 : 0x00084004

 1703 12:09:50.929740  ME: Host Firmware Status Register 5 : 0x00000000

 1704 12:09:50.934872  ME: Host Firmware Status Register 6 : 0x40000002

 1705 12:09:50.939151  ME: FW Partition Table      : OK

 1706 12:09:50.941937  ME: Bringup Loader Failure  : NO

 1707 12:09:50.945016  ME: Firmware Init Complete  : YES

 1708 12:09:50.947790  ME: Manufacturing Mode      : NO

 1709 12:09:50.951040  ME: Boot Options Present    : NO

 1710 12:09:50.954944  ME: Update In Progress      : NO

 1711 12:09:50.957708  ME: D3 Support              : NO

 1712 12:09:50.961108  ME: D0i3 Support            : YES

 1713 12:09:50.964634  ME: Low Power State Enabled : YES

 1714 12:09:50.968374  ME: CPU Replaced            : NO

 1715 12:09:50.971575  ME: CPU Replacement Valid   : YES

 1716 12:09:50.974988  ME: Current Working State   : Normal

 1717 12:09:50.979153  ME: Current Operation State : M0 with UMA

 1718 12:09:50.982668  ME: Current Operation Mode  : Normal

 1719 12:09:50.987568  ME: Error Code              : No Error

 1720 12:09:50.991806  ME: Progress Phase          : Host Communication

 1721 12:09:50.998191  ME: Power Management Event  : Power cycle reset through Moff

 1722 12:09:51.003776  ME: Progress Phase State    : Host communication established

 1723 12:09:51.007166  ME: Power Down Mitigation   : NO

 1724 12:09:51.010369  ME: FPF status              : fused

 1725 12:09:51.013213  Clearing MCA.

 1726 12:09:51.014166  Finalizing SMM.

 1727 12:09:51.020396  BS: BS_PAYLOAD_LOAD times (us): entry 641 run 262068 exit 135683

 1728 12:09:51.023987  mp_park_aps done after 0 msecs.

 1729 12:09:51.027869  Jumping to boot code at 30104020(7aabe000)

 1730 12:09:51.036458  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1731 12:09:51.036898  

 1732 12:09:51.037627  

 1733 12:09:51.038052  

 1734 12:09:51.040935  Starting depthcharge on rammus...

 1735 12:09:51.041364  

 1736 12:09:51.042855  end: 2.2.3 depthcharge-start (duration 00:00:12) [common]
 1737 12:09:51.043395  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1738 12:09:51.044002  Setting prompt string to ['rammus:']
 1739 12:09:51.044425  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1740 12:09:51.047965  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1741 12:09:51.048674  

 1742 12:09:51.055106  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1743 12:09:51.056426  

 1744 12:09:51.061771  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1745 12:09:51.065181  

 1746 12:09:51.070644  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1747 12:09:51.071547  

 1748 12:09:51.072017  

 1749 12:09:51.072437  

 1750 12:09:51.073313  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1752 12:09:51.174673  rammus: tftpboot 192.168.201.1 12269237/tftp-deploy-_dmn2qvb/kernel/bzImage 12269237/tftp-deploy-_dmn2qvb/kernel/cmdline 12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz

 1753 12:09:51.175132  Setting prompt string to ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1754 12:09:51.175489  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:43)
 1755 12:09:51.178351  tftpboot 192.168.201.1 12269237/tftp-deploy-_dmn2qvb/kernel/bzImploy-_dmn2qvb/kernel/cmdline 12269237/tftp-deploy-_dmn2qvb/ramdisk/ramdisk.cpio.gz

 1756 12:09:51.178811  

 1757 12:09:51.220001  Waiting for link

 1758 12:09:51.685826  

 1759 12:09:51.687805  R8152: Initializing

 1760 12:09:51.688662  

 1761 12:09:51.690500  Version 9 (ocp_data = 6010)

 1762 12:09:51.692045  

 1763 12:09:51.695250  R8152: Done initializing

 1764 12:09:51.695805  

 1765 12:09:51.696704  Adding net device

 1766 12:09:51.895477  

 1767 12:09:51.896625  done.

 1768 12:09:51.896999  

 1769 12:09:51.898231  MAC: 00:e0:4c:68:04:98

 1770 12:09:51.898675  

 1771 12:09:51.902049  Sending DHCP discover... done.

 1772 12:09:51.902646  

 1773 12:09:51.904168  Waiting for reply... done.

 1774 12:09:51.904976  

 1775 12:09:51.906957  Sending DHCP request... done.

 1776 12:09:51.908260  

 1777 12:09:54.466289  Waiting for reply... done.

 1778 12:09:54.467585  

 1779 12:09:54.469372  My ip is 192.168.201.15

 1780 12:09:54.469475  

 1781 12:09:54.473439  The DHCP server ip is 192.168.201.1

 1782 12:09:54.473546  

 1783 12:09:54.477386  TFTP server IP predefined by user: 192.168.201.1

 1784 12:09:54.478200  

 1785 12:09:54.485147  Bootfile predefined by user: 12269237/tftp-deploy-_dmn2qvb/kernel/bzImage

 1786 12:09:54.485230  

 1787 12:09:54.488504  Sending tftp read request... done.

 1788 12:09:54.488599  

 1789 12:09:54.491634  Waiting for the transfer... 

 1790 12:09:54.492509  

 1791 12:09:54.759195  00000000 ################################################################

 1792 12:09:54.760564  

 1793 12:09:55.014806  00080000 ################################################################

 1794 12:09:55.016257  

 1795 12:09:55.272341  00100000 ################################################################

 1796 12:09:55.272931  

 1797 12:09:55.530368  00180000 ################################################################

 1798 12:09:55.530533  

 1799 12:09:55.792273  00200000 ################################################################

 1800 12:09:55.792971  

 1801 12:09:56.052277  00280000 ################################################################

 1802 12:09:56.052930  

 1803 12:09:56.357858  00300000 ################################################################

 1804 12:09:56.358050  

 1805 12:09:56.569706  00380000 ################################################################

 1806 12:09:56.570266  

 1807 12:09:56.844851  00400000 ################################################################

 1808 12:09:56.846029  

 1809 12:09:57.106187  00480000 ################################################################

 1810 12:09:57.106862  

 1811 12:09:57.378858  00500000 ################################################################

 1812 12:09:57.379495  

 1813 12:09:57.651390  00580000 ################################################################

 1814 12:09:57.651879  

 1815 12:09:57.922050  00600000 ################################################################

 1816 12:09:57.922674  

 1817 12:09:58.177572  00680000 ################################################################

 1818 12:09:58.178223  

 1819 12:09:58.434141  00700000 ################################################################

 1820 12:09:58.434775  

 1821 12:09:58.712885  00780000 ################################################################

 1822 12:09:58.713557  

 1823 12:09:59.059973  00800000 ################################################################

 1824 12:09:59.060615  

 1825 12:09:59.334613  00880000 ################################################################

 1826 12:09:59.335300  

 1827 12:09:59.629693  00900000 ################################################################

 1828 12:09:59.629838  

 1829 12:09:59.890895  00980000 ################################################################

 1830 12:09:59.892089  

 1831 12:10:00.154642  00a00000 ################################################################

 1832 12:10:00.155889  

 1833 12:10:00.429349  00a80000 ################################################################

 1834 12:10:00.430011  

 1835 12:10:00.706494  00b00000 ################################################################

 1836 12:10:00.706868  

 1837 12:10:00.976414  00b80000 ################################################################

 1838 12:10:00.977695  

 1839 12:10:01.236645  00c00000 ################################################################

 1840 12:10:01.237040  

 1841 12:10:01.531347  00c80000 ################################################################

 1842 12:10:01.531878  

 1843 12:10:01.792655  00d00000 ################################################################

 1844 12:10:01.793239  

 1845 12:10:02.056170  00d80000 ################################################################

 1846 12:10:02.056556  

 1847 12:10:02.314651  00e00000 ################################################################

 1848 12:10:02.315844  

 1849 12:10:02.582224  00e80000 ################################################################

 1850 12:10:02.583017  

 1851 12:10:02.851935  00f00000 ################################################################

 1852 12:10:02.853019  

 1853 12:10:03.125103  00f80000 ################################################################

 1854 12:10:03.125760  

 1855 12:10:03.372630  01000000 ############################################################# done.

 1856 12:10:03.373529  

 1857 12:10:03.376865  The bootfile was 17275200 bytes long.

 1858 12:10:03.376943  

 1859 12:10:03.380098  Sending tftp read request... done.

 1860 12:10:03.380838  

 1861 12:10:03.384181  Waiting for the transfer... 

 1862 12:10:03.384255  

 1863 12:10:03.657787  00000000 ################################################################

 1864 12:10:03.658408  

 1865 12:10:03.926948  00080000 ################################################################

 1866 12:10:03.927619  

 1867 12:10:04.189140  00100000 ################################################################

 1868 12:10:04.189764  

 1869 12:10:04.449975  00180000 ################################################################

 1870 12:10:04.450565  

 1871 12:10:04.728583  00200000 ################################################################

 1872 12:10:04.728998  

 1873 12:10:05.005608  00280000 ################################################################

 1874 12:10:05.006006  

 1875 12:10:05.261324  00300000 ################################################################

 1876 12:10:05.261786  

 1877 12:10:05.516008  00380000 ################################################################

 1878 12:10:05.516477  

 1879 12:10:05.790360  00400000 ################################################################

 1880 12:10:05.791051  

 1881 12:10:06.057624  00480000 ################################################################

 1882 12:10:06.057770  

 1883 12:10:06.338149  00500000 ################################################################

 1884 12:10:06.338564  

 1885 12:10:06.617823  00580000 ################################################################

 1886 12:10:06.618356  

 1887 12:10:06.894368  00600000 ################################################################

 1888 12:10:06.894838  

 1889 12:10:07.216019  00680000 ################################################################

 1890 12:10:07.216173  

 1891 12:10:07.485438  00700000 ################################################################

 1892 12:10:07.485989  

 1893 12:10:07.760491  00780000 ################################################################

 1894 12:10:07.761329  

 1895 12:10:08.028209  00800000 ################################################################

 1896 12:10:08.028850  

 1897 12:10:08.312825  00880000 ################################################################

 1898 12:10:08.313532  

 1899 12:10:08.585445  00900000 ################################################################

 1900 12:10:08.586167  

 1901 12:10:08.843578  00980000 ################################################################

 1902 12:10:08.844264  

 1903 12:10:08.848749  00a00000 # done.

 1904 12:10:08.848829  

 1905 12:10:08.851832  Sending tftp read request... done.

 1906 12:10:08.852190  

 1907 12:10:08.854923  Waiting for the transfer... 

 1908 12:10:08.855560  

 1909 12:10:08.856303  00000000 # done.

 1910 12:10:08.857025  

 1911 12:10:08.865803  Command line loaded dynamically from TFTP file: 12269237/tftp-deploy-_dmn2qvb/kernel/cmdline

 1912 12:10:08.865914  

 1913 12:10:08.895212  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 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/12269237/extract-nfsrootfs-6eu3gi1t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1914 12:10:08.899568  

 1915 12:10:08.903523  Shutting down all USB controllers.

 1916 12:10:08.903605  

 1917 12:10:08.906569  Removing current net device

 1918 12:10:08.906650  

 1919 12:10:08.908312  Finalizing coreboot

 1920 12:10:08.908430  

 1921 12:10:08.913959  Exiting depthcharge with code 4 at timestamp: 24202865

 1922 12:10:08.914050  

 1923 12:10:08.914116  

 1924 12:10:08.915689  end: 2.2.4 bootloader-commands (duration 00:00:18) [common]
 1925 12:10:08.915804  start: 2.2.5 auto-login-action (timeout 00:04:25) [common]
 1926 12:10:08.915890  Setting prompt string to ['Linux version [0-9]']
 1927 12:10:08.915967  Setting prompt string to ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1928 12:10:08.916047  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:05:00)
 1929 12:10:08.916240  Starting kernel ...

 1930 12:10:08.916322  

 1931 12:10:08.916388  

 1932 12:10:11.386730  

 1933 12:10:11.390212  start: 2.2.5.1 login-action (timeout 00:04:23) [common]
 1934 12:10:11.390711  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.
 1935 12:10:11.391163  Setting prompt string to []
 1936 12:10:11.391740  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']
 1937 12:10:11.392161  Using line separator: #'\n'#
 1938 12:10:11.392496  No login prompt set.
 1939 12:10:11.392862  Parsing kernel messages
 1940 12:10:11.393171  ['-\\[ 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']
 1941 12:10:11.393759  [login-action] Waiting for messages, (timeout 00:04:23)
 1942 12:10:11.409043  <5>[    0.000000] Linux version 5.10.201-cip41 (KernelCI@build-j47822-x86-64-gcc-10-x86-64-defconfig-x86-board-vl2bv) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 14 11:54:32 UTC 2023

 1943 12:10:11.439796  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 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/12269237/extract-nfsrootfs-6eu3gi1t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1944 12:10:11.444689  <6>[    0.000000] BIOS-provided physical RAM map:

 1945 12:10:11.452944  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1946 12:10:11.460506  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1947 12:10:11.469442  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1948 12:10:11.477269  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1949 12:10:11.484554  <6>[    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1950 12:10:11.493472  <6>[    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1951 12:10:11.502112  <6>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1952 12:10:11.509526  <6>[    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1953 12:10:11.517848  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1954 12:10:11.525493  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1955 12:10:11.534507  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1956 12:10:11.541679  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1957 12:10:11.547272  <6>[    0.000000] NX (Execute Disable) protection: active

 1958 12:10:11.552215  <6>[    0.000000] SMBIOS 2.7 present.

 1959 12:10:11.557731  <6>[    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1960 12:10:11.562256  <6>[    0.000000] tsc: Detected 1600.000 MHz processor

 1961 12:10:11.567535  <6>[    0.000000] tsc: Detected 1599.960 MHz TSC

 1962 12:10:11.574367  <6>[    0.000057] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1963 12:10:11.582570  <6>[    0.001401] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1964 12:10:11.589335  <6>[    0.007167] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1965 12:10:11.595663  <6>[    0.025905] check: Scanning 1 areas for low memory corruption

 1966 12:10:11.601730  <6>[    0.025918] Using GB pages for direct mapping

 1967 12:10:11.606248  <6>[    0.026490] RAMDISK: [mem 0x375fe000-0x37ffffff]

 1968 12:10:11.612639  <6>[    0.026497] ACPI: Early table checksum verification disabled

 1969 12:10:11.619914  <6>[    0.026506] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1970 12:10:11.629461  <6>[    0.026520] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1971 12:10:11.638941  <6>[    0.026536] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1972 12:10:11.648683  <6>[    0.026553] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 1973 12:10:11.654109  <6>[    0.026566] ACPI: FACS 0x000000007AA9A240 000040

 1974 12:10:11.660163  <6>[    0.026577] ACPI: FACS 0x000000007AA9A240 000040

 1975 12:10:11.669922  <6>[    0.026588] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 1976 12:10:11.680073  <6>[    0.026601] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1977 12:10:11.689390  <6>[    0.026613] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1978 12:10:11.698936  <6>[    0.026625] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 1979 12:10:11.709039  <6>[    0.026637] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 1980 12:10:11.718619  <6>[    0.026649] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1981 12:10:11.729009  <6>[    0.026661] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 1982 12:10:11.738714  <6>[    0.026673] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1983 12:10:11.747024  <6>[    0.026686] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 1984 12:10:11.755065  <6>[    0.026691] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 1985 12:10:11.763072  <6>[    0.026696] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1986 12:10:11.772169  <6>[    0.026700] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1987 12:10:11.780033  <6>[    0.026705] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 1988 12:10:11.788260  <6>[    0.026710] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 1989 12:10:11.795875  <6>[    0.026715] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 1990 12:10:11.803742  <6>[    0.026719] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 1991 12:10:11.811943  <6>[    0.026724] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 1992 12:10:11.820260  <6>[    0.026729] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 1993 12:10:11.828596  <6>[    0.026734] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 1994 12:10:11.837496  <6>[    0.026739] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 1995 12:10:11.841600  <6>[    0.026879] No NUMA configuration found

 1996 12:10:11.849110  <6>[    0.026884] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 1997 12:10:11.855953  <6>[    0.026894] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]

 1998 12:10:11.859064  <6>[    0.026939] Zone ranges:

 1999 12:10:11.866270  <6>[    0.026944]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2000 12:10:11.873224  <6>[    0.026952]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2001 12:10:11.881701  <6>[    0.026959]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2002 12:10:11.886759  <6>[    0.026966] Movable zone start for each node

 2003 12:10:11.890793  <6>[    0.026971] Early memory node ranges

 2004 12:10:11.897506  <6>[    0.026976]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2005 12:10:11.905042  <6>[    0.026981]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2006 12:10:11.912528  <6>[    0.026986]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2007 12:10:11.920008  <6>[    0.026993] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2008 12:10:11.927531  <6>[    0.027029] On node 0, zone DMA: 1 pages in unavailable ranges

 2009 12:10:11.935086  <6>[    0.027073] On node 0, zone DMA: 96 pages in unavailable ranges

 2010 12:10:11.943468  <6>[    0.038291] On node 0, zone Normal: 22120 pages in unavailable ranges

 2011 12:10:11.948905  <6>[    0.038386] On node 0, zone Normal: 4096 pages in unavailable ranges

 2012 12:10:11.956776  <6>[    0.038413] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2013 12:10:11.962960  <6>[    0.038771] ACPI: PM-Timer IO Port: 0x1808

 2014 12:10:11.969882  <6>[    0.038827] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2015 12:10:11.978257  <6>[    0.038841] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2016 12:10:11.985351  <6>[    0.038848] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2017 12:10:11.991686  <6>[    0.038863] Using ACPI (MADT) for SMP configuration information

 2018 12:10:11.997739  <6>[    0.038869] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2019 12:10:12.003200  <6>[    0.038877] TSC deadline timer available

 2020 12:10:12.008949  <6>[    0.038882] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2021 12:10:12.016839  <6>[    0.038912] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2022 12:10:12.026527  <6>[    0.038918] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2023 12:10:12.034669  <6>[    0.038924] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2024 12:10:12.044266  <6>[    0.038928] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2025 12:10:12.052554  <6>[    0.038933] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2026 12:10:12.060949  <6>[    0.038937] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2027 12:10:12.069486  <6>[    0.038942] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2028 12:10:12.078840  <6>[    0.038946] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2029 12:10:12.087408  <6>[    0.038950] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2030 12:10:12.096615  <6>[    0.038955] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2031 12:10:12.104526  <6>[    0.038959] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2032 12:10:12.113802  <6>[    0.038964] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2033 12:10:12.122542  <6>[    0.038968] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2034 12:10:12.131195  <6>[    0.038972] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2035 12:10:12.140832  <6>[    0.038977] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2036 12:10:12.146812  <6>[    0.038985] [mem 0x80000000-0xdfffffff] available for PCI devices

 2037 12:10:12.159216  <6>[    0.038993] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2038 12:10:12.167983  <6>[    0.056456] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2039 12:10:12.176005  <6>[    0.056749] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2040 12:10:12.183448  <6>[    0.056831] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2041 12:10:12.187431  <6>[    0.056836] Policy zone: Normal

 2042 12:10:12.217986  <5>[    0.056850] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 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/12269237/extract-nfsrootfs-6eu3gi1t,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2043 12:10:12.228042  <6>[    0.057480] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2044 12:10:12.238114  <6>[    0.057742] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2045 12:10:12.243642  <6>[    0.057836] mem auto-init: stack:off, heap alloc:off, heap free:off

 2046 12:10:12.259887  <6>[    0.080031] Memory: 3876304K/4089052K available (22546K kernel code, 3713K rwdata, 10972K rodata, 2168K init, 13956K bss, 212488K reserved, 0K cma-reserved)

 2047 12:10:12.267745  <6>[    0.080183] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2048 12:10:12.273994  <6>[    0.080256] Kernel/User page tables isolation: enabled

 2049 12:10:12.279369  <6>[    0.080381] ftrace: allocating 61876 entries in 242 pages

 2050 12:10:12.285745  <6>[    0.150125] ftrace: allocated 242 pages with 5 groups

 2051 12:10:12.289807  <6>[    0.150412] Running RCU self tests

 2052 12:10:12.295159  <6>[    0.150428] rcu: Hierarchical RCU implementation.

 2053 12:10:12.300468  <6>[    0.150433] rcu: 	RCU event tracing is enabled.

 2054 12:10:12.305915  <6>[    0.150437] rcu: 	RCU lockdep checking is enabled.

 2055 12:10:12.314362  <6>[    0.150442] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2056 12:10:12.319890  <6>[    0.150447] 	Rude variant of Tasks RCU enabled.

 2057 12:10:12.325873  <6>[    0.150451] 	Tracing variant of Tasks RCU enabled.

 2058 12:10:12.334049  <6>[    0.150457] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2059 12:10:12.342539  <6>[    0.150462] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2060 12:10:12.348774  <6>[    0.160335] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2061 12:10:12.353829  <5>[    0.160823] random: crng init done

 2062 12:10:12.357641  <6>[    0.160931] Console: colour dummy device 80x25

 2063 12:10:12.363297  <6>[    0.234472] printk: console [ttyS0] enabled

 2064 12:10:12.371909  <4>[    0.234863] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2065 12:10:12.376630  <4>[    0.235547] ... MAX_LOCKDEP_SUBCLASSES:  8

 2066 12:10:12.384690  <4>[    0.235930] ... MAX_LOCK_DEPTH:          48

 2067 12:10:12.389203  <4>[    0.236319] ... MAX_LOCKDEP_KEYS:        8192

 2068 12:10:12.392193  <4>[    0.236723] ... CLASSHASH_SIZE:          4096

 2069 12:10:12.397263  <4>[    0.237127] ... MAX_LOCKDEP_ENTRIES:     32768

 2070 12:10:12.403359  <4>[    0.237538] ... MAX_LOCKDEP_CHAINS:      65536

 2071 12:10:12.408370  <4>[    0.237950] ... CHAINHASH_SIZE:          32768

 2072 12:10:12.414238  <4>[    0.238361]  memory used by lock dependency info: 6365 kB

 2073 12:10:12.420310  <4>[    0.238851]  memory used for stack traces: 4224 kB

 2074 12:10:12.427216  <4>[    0.239292]  per task-struct memory footprint: 1920 bytes

 2075 12:10:12.432505  <6>[    0.239844] ACPI: Core revision 20200925

 2076 12:10:12.437861  <6>[    0.240443] hpet: HPET dysfunctional in PC10. Force disabled.

 2077 12:10:12.443646  <6>[    0.240965] APIC: Switch to symmetric I/O mode setup

 2078 12:10:12.456808  <6>[    0.245490] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2079 12:10:12.467813  <6>[    0.246434] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2080 12:10:12.474649  <6>[    0.247416] mce: CPU0: Thermal monitoring enabled (TM1)

 2081 12:10:12.480229  <6>[    0.247416] process: using mwait in idle threads

 2082 12:10:12.485968  <6>[    0.247416] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2083 12:10:12.493350  <6>[    0.247416] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2084 12:10:12.503096  <6>[    0.247416] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2085 12:10:12.507646  <6>[    0.247416] Spectre V2 : Mitigation: IBRS

 2086 12:10:12.519121  <6>[    0.247416] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2087 12:10:12.524795  <6>[    0.247416] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2088 12:10:12.530538  <6>[    0.247416] RETBleed: Mitigation: IBRS

 2089 12:10:12.539943  <6>[    0.247416] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2090 12:10:12.547738  <6>[    0.247416] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2091 12:10:12.559843  <6>[    0.247416] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2092 12:10:12.566555  <6>[    0.247416] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2093 12:10:12.575085  <6>[    0.247416] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2094 12:10:12.580874  <6>[    0.247416] SRBDS: Vulnerable: No microcode

 2095 12:10:12.584462  <6>[    0.247416] GDS: Vulnerable: No microcode

 2096 12:10:12.593085  <6>[    0.247416] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2097 12:10:12.600728  <6>[    0.247416] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2098 12:10:12.608815  <6>[    0.247416] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 2099 12:10:12.616428  <6>[    0.247416] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 2100 12:10:12.623271  <6>[    0.247416] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 2101 12:10:12.630617  <6>[    0.247416] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 2102 12:10:12.637520  <6>[    0.247416] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 2103 12:10:12.645724  <6>[    0.247416] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 2104 12:10:12.656216  <6>[    0.247416] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 2105 12:10:12.660605  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2106 12:10:12.661662  <4>[    0.247416] ------------[ cut here ]------------

 2107 12:10:12.673791  <4>[    0.247416] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2108 12:10:12.683823  <4>[    0.247416] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:725 apply_returns+0x1f5/0x220

 2109 12:10:12.687046  <4>[    0.247416] Modules linked in:

 2110 12:10:12.695296  <4>[    0.247416] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.201-cip41 #1

 2111 12:10:12.702086  <4>[    0.247416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2112 12:10:12.706774  <4>[    0.247416] RIP: 0010:apply_returns+0x1f5/0x220

 2113 12:10:12.728856  <4>[    0.247416] 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 98 ed e7 a8 c6 05 00 15 67 02 01 e8 25 fc 15 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2114 12:10:12.734250  <4>[    0.247416] RSP: 0000:ffffffffa9203e28 EFLAGS: 00010282

 2115 12:10:12.743515  <4>[    0.247416] RAX: 0000000000000000 RBX: ffffffffa9e2c1cc RCX: 0000000000000000

 2116 12:10:12.752337  <4>[    0.247416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa6f77b91

 2117 12:10:12.759522  <4>[    0.247416] RBP: ffffffffa8af8540 R08: 0000000000000001 R09: 0000000000000001

 2118 12:10:12.768209  <4>[    0.247416] R10: ffffffffa928fee0 R11: 3fffffffffffffff R12: ffffffffa9e45500

 2119 12:10:12.777664  <4>[    0.247416] R13: cccccccccccccccc R14: ffffffffa8af8545 R15: 0000000000000004

 2120 12:10:12.786465  <4>[    0.247416] FS:  0000000000000000(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 2121 12:10:12.792625  <4>[    0.247416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2122 12:10:12.800527  <4>[    0.247416] CR2: ffffa26a45e01000 CR3: 0000000144426001 CR4: 00000000003706f0

 2123 12:10:12.803790  <4>[    0.247416] Call Trace:

 2124 12:10:12.807584  <4>[    0.247416]  ? __warn+0x80/0x110

 2125 12:10:12.812218  <4>[    0.247416]  ? apply_returns+0x1f5/0x220

 2126 12:10:12.818082  <4>[    0.247416]  ? report_bug+0x9e/0xc0

 2127 12:10:12.822629  <4>[    0.247416]  ? handle_bug+0x41/0x90

 2128 12:10:12.825374  <4>[    0.247416]  ? exc_invalid_op+0x14/0x70

 2129 12:10:12.829991  <4>[    0.247416]  ? asm_exc_invalid_op+0x12/0x20

 2130 12:10:12.835122  <4>[    0.247416]  ? console_unlock+0x4d1/0x5f0

 2131 12:10:12.839780  <4>[    0.247416]  ? apply_returns+0x1f5/0x220

 2132 12:10:12.844358  <4>[    0.247416]  ? apply_returns+0x1f5/0x220

 2133 12:10:12.850416  <4>[    0.247416]  alternative_instructions+0x7d/0x143

 2134 12:10:12.855789  <4>[    0.247416]  arch_cpu_finalize_init+0x28/0x47

 2135 12:10:12.859296  <4>[    0.247416]  start_kernel+0x4a3/0x54d

 2136 12:10:12.865825  <4>[    0.247416]  secondary_startup_64_no_verify+0xc2/0xcb

 2137 12:10:12.869641  <4>[    0.247416] irq event stamp: 200381

 2138 12:10:12.879375  <4>[    0.247416] hardirqs last  enabled at (200389): [<ffffffffa6f77b91>] console_unlock+0x4d1/0x5f0

 2139 12:10:12.890861  <4>[    0.247416] hardirqs last disabled at (200396): [<ffffffffa6f77b04>] console_unlock+0x444/0x5f0

 2140 12:10:12.897538  <4>[    0.247416] softirqs last  enabled at (0): [<0000000000000000>] 0x0

 2141 12:10:12.905000  <4>[    0.247416] softirqs last disabled at (0): [<0000000000000000>] 0x0

 2142 12:10:12.909506  <4>[    0.247416] ---[ end trace b27dfb9cdcf5d05e ]---

 2143 12:10:12.909801  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']
 2144 12:10:12.909890  login-action: kernel 'warning'
 2145 12:10:12.909962  [login-action] Waiting for messages, (timeout 00:04:21)
 2146 12:10:12.915510  <6>[    0.247416] Freeing SMP alternatives memory: 48K

 2147 12:10:12.920127  <6>[    0.247416] pid_max: default: 32768 minimum: 301

 2148 12:10:12.926370  <6>[    0.247416] LSM: Security Framework initializing

 2149 12:10:12.931402  <6>[    0.247416] SELinux:  Initializing.

 2150 12:10:12.934670  <6>[    0.247416] LSM support for eBPF active

 2151 12:10:12.989229  <6>[    0.247416] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2152 12:10:13.001919  <6>[    0.247416] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2153 12:10:13.007985  <6>[    0.247416] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2154 12:10:13.013430  <6>[    0.248083] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2155 12:10:13.015457  <6>[    0.248432] ... version:                4

 2156 12:10:13.016210  <6>[    0.248810] ... bit width:              48

 2157 12:10:13.016792  <6>[    0.249193] ... generic registers:      4

 2158 12:10:13.017488  <6>[    0.249422] ... value mask:             0000ffffffffffff

 2159 12:10:13.018158  <6>[    0.249907] ... max period:             00007fffffffffff

 2160 12:10:13.018265  <6>[    0.250390] ... fixed-purpose events:   3

 2161 12:10:13.018742  <6>[    0.250422] ... event mask:             000000070000000f

 2162 12:10:13.019054  <6>[    0.251458] rcu: Hierarchical SRCU implementation.

 2163 12:10:13.026194  <6>[    0.254049] smp: Bringing up secondary CPUs ...

 2164 12:10:13.029973  <6>[    0.255154] x86: Booting SMP configuration:

 2165 12:10:13.033975  <6>[    0.255470] .... node  #0, CPUs:      #1 #2

 2166 12:10:13.050408  <4>[    0.257735] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.

 2167 12:10:13.069404  <4>[    0.259434] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.

 2168 12:10:13.071425  <4>[    0.260983]  #3

 2169 12:10:13.076768  <6>[    0.261893] smp: Brought up 1 node, 4 CPUs

 2170 12:10:13.081266  <6>[    0.262423] smpboot: Max logical packages: 1

 2171 12:10:13.089206  <6>[    0.262826] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2172 12:10:13.094025  <6>[    0.265805] devtmpfs: initialized

 2173 12:10:13.098662  <6>[    0.266826] x86/mm: Memory block size: 128MB

 2174 12:10:13.109665  <6>[    0.271540] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2175 12:10:13.117954  <6>[    0.272441] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2176 12:10:13.123366  <6>[    0.273653] pinctrl core: initialized pinctrl subsystem

 2177 12:10:13.129841  <6>[    0.275343] PM: RTC time: 12:10:09, date: 2023-12-14

 2178 12:10:13.134462  <6>[    0.276148] NET: Registered protocol family 16

 2179 12:10:13.141560  <6>[    0.277335] audit: initializing netlink subsys (disabled)

 2180 12:10:13.150822  <5>[    0.278475] audit: type=2000 audit(1702555809.032:1): state=initialized audit_enabled=0 res=1

 2181 12:10:13.158168  <6>[    0.279261] thermal_sys: Registered thermal governor 'step_wise'

 2182 12:10:13.165963  <6>[    0.279266] thermal_sys: Registered thermal governor 'user_space'

 2183 12:10:13.169392  <6>[    0.279993] cpuidle: using governor menu

 2184 12:10:13.175714  <6>[    0.280900] ACPI: bus type PCI registered

 2185 12:10:13.186422  <6>[    0.281865] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2186 12:10:13.193042  <6>[    0.282430] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2187 12:10:13.199846  <6>[    0.283078] PCI: Using configuration type 1 for base access

 2188 12:10:13.204516  <6>[    0.321990] Kprobes globally optimized

 2189 12:10:13.211918  <6>[    0.323553] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2190 12:10:13.220107  <6>[    0.323553] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2191 12:10:13.227610  <6>[    0.324489] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2192 12:10:13.232853  <6>[    0.328427] ACPI: Added _OSI(Module Device)

 2193 12:10:13.238480  <6>[    0.328823] ACPI: Added _OSI(Processor Device)

 2194 12:10:13.243553  <6>[    0.329237] ACPI: Added _OSI(3.0 _SCP Extensions)

 2195 12:10:13.251711  <6>[    0.329424] ACPI: Added _OSI(Processor Aggregator Device)

 2196 12:10:13.255845  <6>[    0.329921] ACPI: Added _OSI(Linux-Dell-Video)

 2197 12:10:13.262690  <6>[    0.330335] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2198 12:10:13.268057  <6>[    0.330424] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2199 12:10:13.275547  <6>[    0.343904] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2200 12:10:13.279637  <6>[    0.352672] ACPI: EC: EC started

 2201 12:10:13.283881  <6>[    0.353008] ACPI: EC: interrupt blocked

 2202 12:10:13.290956  <6>[    0.354171] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2203 12:10:13.298191  <6>[    0.354427] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2204 12:10:13.303089  <6>[    0.355085] ACPI: Interpreter enabled

 2205 12:10:13.307097  <6>[    0.355497] ACPI: (supports S0 S3 S4 S5)

 2206 12:10:13.313198  <6>[    0.355870] ACPI: Using IOAPIC for interrupt routing

 2207 12:10:13.324025  <6>[    0.356408] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2208 12:10:13.329287  <6>[    0.375476] ACPI: Power Resource [PRIC] (on)

 2209 12:10:13.336580  <6>[    0.505028] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2210 12:10:13.346574  <6>[    0.505436] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2211 12:10:13.357302  <6>[    0.506580] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2212 12:10:13.366591  <6>[    0.507290] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2213 12:10:13.371295  <6>[    0.509153] PCI host bridge to bus 0000:00

 2214 12:10:13.379217  <6>[    0.509428] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2215 12:10:13.387845  <6>[    0.510041] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2216 12:10:13.396294  <6>[    0.510425] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2217 12:10:13.405145  <6>[    0.511093] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2218 12:10:13.413578  <6>[    0.512425] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2219 12:10:13.422373  <6>[    0.513094] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2220 12:10:13.430301  <6>[    0.513424] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2221 12:10:13.439200  <6>[    0.514092] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2222 12:10:13.448747  <6>[    0.514424] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2223 12:10:13.456529  <6>[    0.515092] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2224 12:10:13.465681  <6>[    0.516425] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2225 12:10:13.474629  <6>[    0.517093] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2226 12:10:13.483843  <6>[    0.517424] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2227 12:10:13.492646  <6>[    0.518091] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2228 12:10:13.500072  <6>[    0.518424] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2229 12:10:13.509584  <6>[    0.519092] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2230 12:10:13.518145  <6>[    0.520425] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2231 12:10:13.526237  <6>[    0.521093] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2232 12:10:13.534783  <6>[    0.521424] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2233 12:10:13.543654  <6>[    0.522092] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2234 12:10:13.550364  <6>[    0.522425] pci_bus 0000:00: root bus resource [bus 00-ff]

 2235 12:10:13.557604  <6>[    0.523036] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2236 12:10:13.564876  <6>[    0.525661] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2237 12:10:13.572318  <6>[    0.526235] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2238 12:10:13.580405  <6>[    0.526441] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2239 12:10:13.587820  <6>[    0.527097] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2240 12:10:13.594887  <6>[    0.528182] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2241 12:10:13.602390  <6>[    0.529454] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2242 12:10:13.609894  <6>[    0.530960] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2243 12:10:13.617107  <6>[    0.531453] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2244 12:10:13.624574  <6>[    0.532844] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2245 12:10:13.632095  <6>[    0.533423] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2246 12:10:13.639834  <6>[    0.534194] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2247 12:10:13.646408  <6>[    0.535335] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2248 12:10:13.653613  <6>[    0.535466] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2249 12:10:13.661273  <6>[    0.536878] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2250 12:10:13.668934  <6>[    0.537470] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2251 12:10:13.676461  <6>[    0.539032] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2252 12:10:13.685111  <6>[    0.540474] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2253 12:10:13.690582  <6>[    0.542063] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2254 12:10:13.698817  <6>[    0.542473] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2255 12:10:13.706297  <6>[    0.543108] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2256 12:10:13.713838  <6>[    0.544370] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2257 12:10:13.722051  <6>[    0.545474] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2258 12:10:13.728290  <6>[    0.547075] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2259 12:10:13.736491  <6>[    0.547645] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2260 12:10:13.742567  <6>[    0.549099] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2261 12:10:13.751522  <6>[    0.549472] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2262 12:10:13.757302  <6>[    0.551040] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2263 12:10:13.765094  <6>[    0.551473] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2264 12:10:13.772397  <6>[    0.553032] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2265 12:10:13.780521  <6>[    0.553466] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2266 12:10:13.787597  <6>[    0.555153] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2267 12:10:13.795442  <6>[    0.556468] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2268 12:10:13.802746  <6>[    0.557991] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2269 12:10:13.808652  <6>[    0.559339] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2270 12:10:13.816520  <6>[    0.559459] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2271 12:10:13.823642  <6>[    0.560914] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2272 12:10:13.831668  <6>[    0.561471] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2273 12:10:13.839444  <6>[    0.562138] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2274 12:10:13.846409  <6>[    0.562544] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2275 12:10:13.853417  <6>[    0.563962] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2276 12:10:13.860889  <6>[    0.565491] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2277 12:10:13.867937  <6>[    0.566171] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2278 12:10:13.874961  <6>[    0.567279] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2279 12:10:13.881894  <6>[    0.567459] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2280 12:10:13.889064  <6>[    0.569571] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2281 12:10:13.897632  <6>[    0.571063] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2282 12:10:13.903567  <6>[    0.576411] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2283 12:10:13.909803  <6>[    0.578894] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2284 12:10:13.917724  <6>[    0.579370] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2285 12:10:13.926116  <6>[    0.582005] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2286 12:10:13.933897  <6>[    0.582745] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2287 12:10:13.941364  <6>[    0.583691] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2288 12:10:13.950205  <6>[    0.584659] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2289 12:10:13.958574  <6>[    0.585625] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2290 12:10:13.965926  <6>[    0.586597] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2291 12:10:13.974129  <6>[    0.587569] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2292 12:10:13.981469  <6>[    0.588540] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2293 12:10:13.986123  <6>[    0.595920] ACPI: EC: interrupt unblocked

 2294 12:10:13.990791  <6>[    0.596317] ACPI: EC: event unblocked

 2295 12:10:13.997246  <6>[    0.596423] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2296 12:10:14.000329  <6>[    0.596896] ACPI: EC: GPE=0x6e

 2297 12:10:14.008385  <6>[    0.597199] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2298 12:10:14.017319  <6>[    0.598427] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2299 12:10:14.022790  <6>[    0.599584] iommu: Default domain type: Translated 

 2300 12:10:14.030161  <6>[    0.600591] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2301 12:10:14.039317  <6>[    0.601073] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2302 12:10:14.047420  <6>[    0.601443] pci 0000:00:02.0: vgaarb: bridge control possible

 2303 12:10:14.050095  <6>[    0.601966] vgaarb: loaded

 2304 12:10:14.054807  <5>[    0.602899] SCSI subsystem initialized

 2305 12:10:14.059029  <6>[    0.603617] ACPI: bus type USB registered

 2306 12:10:14.065238  <6>[    0.604149] usbcore: registered new interface driver usbfs

 2307 12:10:14.072036  <6>[    0.604501] usbcore: registered new interface driver hub

 2308 12:10:14.078010  <6>[    0.605030] usbcore: registered new device driver usb

 2309 12:10:14.082432  <6>[    0.605557] mc: Linux media interface: v0.10

 2310 12:10:14.089101  <6>[    0.605994] videodev: Linux video capture interface: v2.00

 2311 12:10:14.096066  <6>[    0.606465] pps_core: LinuxPPS API ver. 1 registered

 2312 12:10:14.107042  <6>[    0.606922] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2313 12:10:14.110250  <6>[    0.608440] PTP clock support registered

 2314 12:10:14.117654  <6>[    0.609455] Advanced Linux Sound Architecture Driver Initialized.

 2315 12:10:14.121365  <6>[    0.611195] NetLabel: Initializing

 2316 12:10:14.126578  <6>[    0.611423] NetLabel:  domain hash size = 128

 2317 12:10:14.132966  <6>[    0.611831] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2318 12:10:14.139438  <6>[    0.612437] NetLabel:  unlabeled traffic allowed by default

 2319 12:10:14.144622  <6>[    0.613588] PCI: Using ACPI for IRQ routing

 2320 12:10:14.151874  <6>[    0.621419] clocksource: Switched to clocksource tsc-early

 2321 12:10:14.155803  <5>[    1.088361] VFS: Disk quotas dquot_6.6.0

 2322 12:10:14.164798  <6>[    1.088805] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2323 12:10:14.168036  <6>[    1.089901] pnp: PnP ACPI init

 2324 12:10:14.176054  <6>[    1.091078] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2325 12:10:14.183407  <6>[    1.091698] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2326 12:10:14.190806  <6>[    1.092296] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2327 12:10:14.199153  <6>[    1.092906] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2328 12:10:14.206331  <6>[    1.093503] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2329 12:10:14.214262  <6>[    1.094113] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2330 12:10:14.222222  <6>[    1.094751] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2331 12:10:14.230041  <6>[    1.095378] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2332 12:10:14.237903  <6>[    1.095987] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2333 12:10:14.245577  <6>[    1.096585] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2334 12:10:14.252242  <6>[    1.098159] system 00:01: [io  0x1800-0x18fe] has been reserved

 2335 12:10:14.259428  <6>[    1.099117] system 00:03: [io  0x0900-0x09fe] has been reserved

 2336 12:10:14.266570  <6>[    1.099935] system 00:04: [io  0x0200] has been reserved

 2337 12:10:14.271337  <6>[    1.100426] system 00:04: [io  0x0204] has been reserved

 2338 12:10:14.280554  <6>[    1.100931] system 00:04: [io  0x0800-0x087f] has been reserved

 2339 12:10:14.286567  <6>[    1.101472] system 00:04: [io  0x0880-0x08ff] has been reserved

 2340 12:10:14.291323  <6>[    1.104560] pnp: PnP ACPI: found 6 devices

 2341 12:10:14.300842  <6>[    1.119747] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2342 12:10:14.306049  <6>[    1.120676] NET: Registered protocol family 2

 2343 12:10:14.314855  <6>[    1.121264] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2344 12:10:14.325701  <6>[    1.123807] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2345 12:10:14.334075  <6>[    1.124844] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2346 12:10:14.342915  <6>[    1.125792] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2347 12:10:14.350712  <6>[    1.128708] TCP: Hash tables configured (established 32768 bind 32768)

 2348 12:10:14.358908  <6>[    1.129674] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2349 12:10:14.366838  <6>[    1.130689] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2350 12:10:14.374575  <6>[    1.131607] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2351 12:10:14.380750  <6>[    1.132734] NET: Registered protocol family 1

 2352 12:10:14.388412  <6>[    1.133900] RPC: Registered named UNIX socket transport module.

 2353 12:10:14.392331  <6>[    1.134467] RPC: Registered udp transport module.

 2354 12:10:14.398091  <6>[    1.134920] RPC: Registered tcp transport module.

 2355 12:10:14.406385  <6>[    1.135357] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2356 12:10:14.410598  <6>[    1.136607] NET: Registered protocol family 44

 2357 12:10:14.416840  <6>[    1.137063] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2358 12:10:14.424701  <6>[    1.137539] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2359 12:10:14.431820  <6>[    1.138181] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2360 12:10:14.439493  <6>[    1.138750] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2361 12:10:14.446858  <6>[    1.139309] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2362 12:10:14.454983  <6>[    1.140002] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2363 12:10:14.463075  <6>[    1.140619] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2364 12:10:14.471148  <6>[    1.141246] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2365 12:10:14.479162  <6>[    1.141873] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2366 12:10:14.487930  <6>[    1.142497] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2367 12:10:14.494990  <6>[    1.143129] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2368 12:10:14.502984  <6>[    1.143805] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2369 12:10:14.511491  <6>[    1.144429] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2370 12:10:14.519452  <6>[    1.145063] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2371 12:10:14.528227  <6>[    1.145697] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2372 12:10:14.536110  <6>[    1.146319] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2373 12:10:14.544555  <6>[    1.146951] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2374 12:10:14.552073  <6>[    1.147574] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2375 12:10:14.561521  <6>[    1.148206] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2376 12:10:14.569162  <6>[    1.148840] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2377 12:10:14.577862  <6>[    1.149478] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2378 12:10:14.585227  <6>[    1.150111] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2379 12:10:14.592169  <6>[    1.150745] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2380 12:10:14.602326  <6>[    1.151832] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2381 12:10:14.606152  <6>[    1.154677] PCI: CLS 64 bytes, default 64

 2382 12:10:14.610866  <6>[    1.155476] Unpacking initramfs...

 2383 12:10:14.615500  <6>[    1.608798] Freeing initrd memory: 10248K

 2384 12:10:14.620378  <6>[    1.609262] DMAR: Host address width 39

 2385 12:10:14.625997  <6>[    1.609744] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2386 12:10:14.635957  <6>[    1.610302] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2387 12:10:14.643761  <6>[    1.611064] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2388 12:10:14.649226  <6>[    1.611633] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2389 12:10:14.658734  <6>[    1.612148] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2390 12:10:14.665806  <6>[    1.612964] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2391 12:10:14.675375  <6>[    1.613548] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2392 12:10:14.684853  <6>[    1.614515] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2393 12:10:14.691056  <6>[    1.615244] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2394 12:10:14.698447  <6>[    1.615789] RAPL PMU: hw unit of domain package 2^-14 Joules

 2395 12:10:14.703757  <6>[    1.616304] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2396 12:10:14.711802  <6>[    1.616806] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2397 12:10:14.716959  <6>[    1.617322] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2398 12:10:14.723150  <3>[    1.619700] kvm: already loaded the other module

 2399 12:10:14.729945  <6>[    1.625966] check: Scanning for low memory corruption every 60 seconds

 2400 12:10:14.734958  <5>[    1.629949] Initialise system trusted keyrings

 2401 12:10:14.742371  <6>[    1.630667] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2402 12:10:14.748915  <5>[    1.652211] NFS: Registering the id_resolver key type

 2403 12:10:14.754068  <5>[    1.652750] Key type id_resolver registered

 2404 12:10:14.759589  <5>[    1.653173] Key type id_legacy registered

 2405 12:10:14.762927  <5>[    1.675783] Key type asymmetric registered

 2406 12:10:14.768892  <5>[    1.676202] Asymmetric key parser 'x509' registered

 2407 12:10:14.778169  <6>[    1.676729] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2408 12:10:14.783305  <6>[    1.677410] io scheduler mq-deadline registered

 2409 12:10:14.787759  <6>[    1.677846] io scheduler kyber registered

 2410 12:10:14.794390  <4>[    1.678461] test_firmware: interface ready

 2411 12:10:14.799603  <6>[    1.680468] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2412 12:10:14.805452  <6>[    1.682414] ACPI: AC Adapter [AC] (on-line)

 2413 12:10:14.816988  <6>[    1.683240] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2414 12:10:14.820999  <6>[    1.685118] ACPI: Lid Switch [LID0]

 2415 12:10:14.830763  <6>[    1.685750] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2416 12:10:14.834724  <6>[    1.686683] ACPI: Power Button [PWRF]

 2417 12:10:14.840500  <6>[    1.687493] ACPI: \_PR_.CP00: Found 3 idle states

 2418 12:10:14.845644  <6>[    1.688772] ACPI: \_PR_.CP01: Found 3 idle states

 2419 12:10:14.851721  <6>[    1.689862] ACPI: \_PR_.CP02: Found 3 idle states

 2420 12:10:14.857905  <6>[    1.690900] ACPI: \_PR_.CP03: Found 3 idle states

 2421 12:10:14.864543  <6>[    1.692566] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2422 12:10:14.870341  <4>[    1.696921] hpet_acpi_add: no address or irqs in _CRS

 2423 12:10:14.874549  <6>[    1.697787] Non-volatile memory driver v1.3

 2424 12:10:14.881962  <6>[    1.698466] battery: ACPI: Battery Slot [BAT0] (battery present)

 2425 12:10:14.886929  <6>[    1.698468] Linux agpgart interface v0.103

 2426 12:10:14.892570  <6>[    1.699421] ACPI: bus type drm_connector registered

 2427 12:10:14.898778  <6>[    1.700109] [drm] amdgpu kernel modesetting enabled.

 2428 12:10:14.905326  <6>[    1.703499] i915 0000:00:02.0: vgaarb: deactivate vga console

 2429 12:10:14.916399  <6>[    1.758199] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2430 12:10:14.926402  <6>[    1.760025] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2431 12:10:14.935046  <6>[    1.788152] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2432 12:10:14.942398  <6>[    1.791840] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2433 12:10:14.945980  <6>[    1.807287] loop: module loaded

 2434 12:10:14.953423  <6>[    1.808432] lkdtm: No crash points registered, enable through debugfs

 2435 12:10:14.958617  <6>[    1.833043] printk: console [ttyS0] disabled

 2436 12:10:14.969977  <6>[    1.833801] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2437 12:10:14.977262  <6>[    2.645895] tsc: Refined TSC clocksource calibration: 1607.999 MHz

 2438 12:10:14.982601  <6>[    2.670408] printk: console [ttyS0] enabled

 2439 12:10:14.992825  <6>[    2.679596] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns

 2440 12:10:15.002497  <6>[    2.700759] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2441 12:10:15.066005  <6>[    5.468271] clocksource: Switched to clocksource tsc

 2442 12:10:15.067981  <6>[    5.468420] fbcon: i915drmfb (fb0) is primary device

 2443 12:10:15.072154  <4>[    5.470571] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2444 12:10:15.078297  <6>[    5.479003] e100: Intel(R) PRO/100 Network Driver

 2445 12:10:15.085416  <6>[    5.479006] e100: Copyright(c) 1999-2006 Intel Corporation

 2446 12:10:15.092975  <6>[    5.479070] e1000: Intel(R) PRO/1000 Network Driver

 2447 12:10:15.099211  <6>[    5.479072] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2448 12:10:15.102377  <6>[    5.479150] e1000e: Intel(R) PRO/1000 Network Driver

 2449 12:10:15.110190  <6>[    5.479153] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2450 12:10:15.115700  <6>[    5.479236] igb: Intel(R) Gigabit Ethernet Network Driver

 2451 12:10:15.122579  <6>[    5.479239] igb: Copyright (c) 2007-2014 Intel Corporation.

 2452 12:10:15.126467  <6>[    5.479299] sky2: driver version 1.30

 2453 12:10:15.133242  <6>[    5.479606] usbcore: registered new interface driver r8152

 2454 12:10:15.141702  <6>[    5.480174] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2455 12:10:15.147058  <6>[    5.480201] ehci-pci: EHCI PCI platform driver

 2456 12:10:15.153427  <6>[    5.480283] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2457 12:10:15.157903  <6>[    5.480308] ohci-pci: OHCI PCI platform driver

 2458 12:10:15.165932  <6>[    5.480390] uhci_hcd: USB Universal Host Controller Interface driver

 2459 12:10:15.174699  <6>[    5.480853] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2460 12:10:15.180215  <6>[    5.481633] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2461 12:10:15.188960  <6>[    5.483203] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2462 12:10:15.199562  <6>[    5.484620] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2463 12:10:15.207116  <6>[    5.484701] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2464 12:10:15.214434  <6>[    5.486781] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2465 12:10:15.222202  <6>[    5.487261] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2466 12:10:15.229211  <6>[    5.487282] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2467 12:10:15.239300  <6>[    5.487852] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2468 12:10:15.248378  <6>[    5.487879] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2469 12:10:15.253161  <6>[    5.487883] usb usb1: Product: xHCI Host Controller

 2470 12:10:15.260089  <6>[    5.487889] usb usb1: Manufacturer: Linux 5.10.201-cip41 xhci-hcd

 2471 12:10:15.266393  <6>[    5.487894] usb usb1: SerialNumber: 0000:00:14.0

 2472 12:10:15.271062  <6>[    5.489711] hub 1-0:1.0: USB hub found

 2473 12:10:15.275795  <6>[    5.489914] hub 1-0:1.0: 12 ports detected

 2474 12:10:15.296293  <6>[    5.493894] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2475 12:10:15.315393  <6>[    5.493899] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2476 12:10:15.317427  <6>[    5.493903] usb usb2: Product: xHCI Host Controller

 2477 12:10:15.322713  <6>[    5.493906] usb usb2: Manufacturer: Linux 5.10.201-cip41 xhci-hcd

 2478 12:10:15.328433  <6>[    5.493909] usb usb2: SerialNumber: 0000:00:14.0

 2479 12:10:15.339002  <6>[    5.495016] hub 2-0:1.0: USB hub found

 2480 12:10:15.341391  <6>[    5.495069] hub 2-0:1.0: 6 ports detected

 2481 12:10:15.343638  <6>[    5.496910] usbcore: registered new interface driver usblp

 2482 12:10:15.344808  <6>[    5.496982] usbcore: registered new interface driver usb-storage

 2483 12:10:15.345886  <6>[    5.497561] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2484 12:10:15.357088  <6>[    5.497718] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2485 12:10:15.364666  <4>[    5.497721] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2486 12:10:15.368860  <4>[    5.498477] i8042: Warning: Keylock active

 2487 12:10:15.374516  <6>[    5.498777] serio: i8042 KBD port at 0x60,0x64 irq 1

 2488 12:10:15.380205  <6>[    5.501015] rtc_cmos 00:02: RTC can wake from S4

 2489 12:10:15.386407  <6>[    5.503474] rtc_cmos 00:02: registered as rtc0

 2490 12:10:15.395200  <6>[    5.503922] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2491 12:10:15.403262  <6>[    5.504111] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2492 12:10:15.410667  <6>[    5.505910] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2493 12:10:15.416136  <6>[    5.505962] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2494 12:10:15.422822  <6>[    5.506959] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2495 12:10:15.431472  <6>[    5.508616] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2496 12:10:15.437955  <6>[    5.508971] Console: switching to colour frame buffer device 240x67

 2497 12:10:15.447823  <6>[    5.509168] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2498 12:10:15.454932  <6>[    5.509257] intel_pstate: Intel P-state driver initializing

 2499 12:10:15.458836  <6>[    5.510549] intel_pstate: HWP enabled

 2500 12:10:15.465976  <6>[    5.510580] sdhci: Secure Digital Host Controller Interface driver

 2501 12:10:15.471258  <6>[    5.510581] sdhci: Copyright(c) Pierre Ossman

 2502 12:10:15.480626  <6>[    5.510666] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2503 12:10:15.487510  <6>[    5.511877] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2504 12:10:15.496706  <6>[    5.512037] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2505 12:10:15.502253  <6>[    5.513281] hid: raw HID events driver (C) Jiri Kosina

 2506 12:10:15.508746  <6>[    5.513937] usbcore: registered new interface driver usbhid

 2507 12:10:15.513907  <6>[    5.513938] usbhid: USB HID core driver

 2508 12:10:15.528827  <6>[    5.514673] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2509 12:10:15.534189  <6>[    5.519626] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2510 12:10:15.542227  <6>[    5.524070] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2511 12:10:15.552205  <6>[    5.530662] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2512 12:10:15.559436  <6>[    5.736656] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2513 12:10:15.565484  <6>[    5.742698] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2514 12:10:15.571510  <6>[    5.743763] mmc0: new HS400 MMC card at address 0001

 2515 12:10:15.577391  <6>[    5.744367] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2516 12:10:15.584262  <6>[    5.744472] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2517 12:10:15.592116  <6>[    5.744570] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2518 12:10:15.600839  <6>[    5.744777] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2519 12:10:15.605771  <6>[    5.748718]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2520 12:10:15.620138  <6>[    5.834435] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6

 2521 12:10:15.624056  <6>[    5.835215] IPv4 over IPsec tunneling driver

 2522 12:10:15.634213  <6>[    5.877894] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2523 12:10:15.639047  <6>[    5.882232] Initializing XFRM netlink socket

 2524 12:10:15.647230  <6>[    5.888624] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2525 12:10:15.655460  <6>[    5.990729] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2526 12:10:15.660747  <6>[    5.992831] NET: Registered protocol family 10

 2527 12:10:15.669607  <6>[    6.012041] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2528 12:10:15.680351  <6>[    6.014552] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2529 12:10:15.685938  <6>[    6.018427] Segment Routing with IPv6

 2530 12:10:15.696922  <6>[    6.025193] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2531 12:10:15.698555  <6>[    6.032662] NET: Registered protocol family 17

 2532 12:10:15.703504  <6>[    6.037612] usb 2-3: Product: USB 10/100/1000 LAN

 2533 12:10:15.708264  <6>[    6.043214] 8021q: 802.1Q VLAN Support v1.8

 2534 12:10:15.713624  <6>[    6.049961] usb 2-3: Manufacturer: Realtek

 2535 12:10:15.719369  <6>[    6.049963] usb 2-3: SerialNumber: 001000001

 2536 12:10:15.726533  <3>[    6.051016] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2537 12:10:15.731317  <5>[    6.056933] Key type dns_resolver registered

 2538 12:10:15.738893  <6>[    6.126650] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2539 12:10:15.748696  <6>[    6.207008] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2540 12:10:15.753436  <6>[    6.213470] microcode: Microcode Update Driver: v2.2.

 2541 12:10:15.758547  <6>[    6.213478] IPI shorthand broadcast: enabled

 2542 12:10:15.768281  <6>[    6.224586] sched_clock: Marking stable (6138872970, 85637440)->(6344848914, -120338504)

 2543 12:10:15.773697  <6>[    6.234177] registered taskstats version 1

 2544 12:10:15.778994  <5>[    6.239103] Loading compiled-in X.509 certificates

 2545 12:10:15.789163  <6>[    6.246253] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2546 12:10:15.798707  <6>[    6.256135] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2547 12:10:15.804963  <6>[    6.265816] PM:   Magic number: 3:976:177

 2548 12:10:15.809636  <6>[    6.270733] acpi device:0d: hash matches

 2549 12:10:15.815231  <6>[    6.275587] printk: console [netcon0] enabled

 2550 12:10:15.820370  <6>[    6.280752] netconsole: network logging started

 2551 12:10:15.912575  <6>[    6.369197] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2552 12:10:15.921382  <6>[    6.378659] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2553 12:10:15.931841  <6>[    6.386940] usb 1-9: Product: USB2.0 HD UVC WebCam

 2554 12:10:15.931927  <6>[    6.392597] usb 1-9: Manufacturer: Azurewave

 2555 12:10:15.936302  <6>[    6.397685] usb 1-9: SerialNumber: 0x0001

 2556 12:10:15.952608  <6>[    6.410149] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2557 12:10:15.998250  <6>[    6.455798] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2558 12:10:16.042324  <6>[    6.500435] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2559 12:10:16.077540  <6>[    6.538462] r8152 2-3:1.0 eth0: v1.11.11

 2560 12:10:16.086642  <6>[    6.543849] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2561 12:10:17.701394  <6>[    8.162011] r8152 2-3:1.0 eth0: carrier on

 2562 12:10:17.708390  <6>[    8.163818] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2563 12:10:20.404500  <5>[    8.175778] Sending DHCP requests .., OK

 2564 12:10:20.413339  <6>[   10.870571] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.15

 2565 12:10:20.417546  <6>[   10.879838] IP-Config: Complete:

 2566 12:10:20.430054  <6>[   10.883758]      device=eth0, hwaddr=00:e0:4c:68:04:98, ipaddr=192.168.201.15, mask=255.255.255.0, gw=192.168.201.1

 2567 12:10:20.439686  <6>[   10.895729]      host=asus-c433ta-aj0005-rammus-cbg-4, domain=lava-rack, nis-domain=(none)

 2568 12:10:20.447692  <6>[   10.905265]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2569 12:10:20.452125  <6>[   10.905267]      nameserver0=192.168.201.1

 2570 12:10:20.461337  <5>[   10.918706] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2571 12:10:20.471988  <6>[   10.930465] modprobe (101) used greatest stack depth: 14208 bytes left

 2572 12:10:20.479745  <5>[   10.933362] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2573 12:10:20.490992  <4>[   10.945938] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2574 12:10:20.492837  <6>[   10.946764] ALSA device list:

 2575 12:10:20.498753  <6>[   10.955975] cfg80211: failed to load regulatory.db

 2576 12:10:20.503168  <6>[   10.959564]   No soundcards found.

 2577 12:10:20.511040  <4>[   10.969698] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2578 12:10:20.520565  <6>[   10.979614] Freeing unused kernel image (initmem) memory: 2168K

 2579 12:10:20.538701  <6>[   10.997957] Write protecting the kernel read-only data: 36864k

 2580 12:10:20.547470  <6>[   11.005832] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2581 12:10:20.555447  <6>[   11.013952] Freeing unused kernel image (rodata/data gap) memory: 1316K

 2582 12:10:20.559841  <6>[   11.021775] Run /init as init process

 2583 12:10:20.567223  Loading, please wait...

 2584 12:10:20.577976  <6>[   11.036257] blacklist (120) used greatest stack depth: 13864 bytes left

 2585 12:10:20.582623  Starting version 247.3-7+deb11u2

 2586 12:10:20.589184  <6>[   11.044529] systemd-udevd (123) used greatest stack depth: 13816 bytes left

 2587 12:10:20.634624  <6>[   11.093057] udevadm (125) used greatest stack depth: 13592 bytes left

 2588 12:10:20.750192  <6>[   11.211042] chromeos ramoops using acpi device.

 2589 12:10:20.758963  <6>[   11.211742] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2590 12:10:20.769090  <6>[   11.226703] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2591 12:10:20.781283  <4>[   11.238224] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2592 12:10:20.790362  <6>[   11.247719] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2593 12:10:20.811977  <4>[   11.269569] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2594 12:10:20.820811  <4>[   11.278559] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2595 12:10:20.831087  <6>[   11.288546] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2596 12:10:20.841839  <6>[   11.298899] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2597 12:10:20.861651  <6>[   11.319194] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2598 12:10:20.866495  <6>[   11.324916] Registered efivars operations

 2599 12:10:20.870380  <6>[   11.332550] gsmi version 1.0 loaded

 2600 12:10:21.012107  <6>[   11.461400] input: PNP0C50:00 0457:157E Touchscreen as /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-6/i2c-PNP0C50:00/0018:0457:157E.0001/input/input4

 2601 12:10:21.026551  <6>[   11.480317] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2602 12:10:21.036009  <6>[   11.493436] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2603 12:10:21.049428  <6>[   11.506790] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2604 12:10:21.063051  <6>[   11.520213] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2605 12:10:21.076667  <4>[   11.532130] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2606 12:10:21.084730  <6>[   11.534445] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2607 12:10:21.108571  <6>[   11.556480] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2608 12:10:21.109025  <6>[   11.556493] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2609 12:10:21.117501  <6>[   11.575149] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2610 12:10:21.134856  <6>[   11.588800] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/input/input6

 2611 12:10:21.144219  <6>[   11.601469] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2612 12:10:21.151598  <6>[   11.601725] usbcore: registered new interface driver uvcvideo

 2613 12:10:21.161824  <6>[   11.611201] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2614 12:10:21.164213  <6>[   11.616667] USB Video Class driver (1.1.1)

 2615 12:10:21.172618  <6>[   11.626294] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2616 12:10:21.194751  <6>[   11.652442] udevadm (137) used greatest stack depth: 13400 bytes left

 2617 12:10:21.198156  Begin: Loading essential drivers ... done.

 2618 12:10:21.203749  Begin: Running /scripts/init-premount ... done.

 2619 12:10:21.210944  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2620 12:10:21.221325  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2621 12:10:21.224602  Device /sys/class/net/eth0 found

 2622 12:10:21.225023  done.

 2623 12:10:21.238051  IP-Config: eth0 hardware address 00:e0:4c:68:04:98 mtu 1500 DHCP

 2624 12:10:21.243729  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2625 12:10:21.251383   address: 192.168.201.15   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2626 12:10:21.259772   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2627 12:10:21.266333   host   : asus-c433ta-aj0005-rammus-cbg-4                                 

 2628 12:10:21.274244   domain : lava-rack                                                       

 2629 12:10:21.278456   rootserver: 192.168.201.1 rootpath: 

 2630 12:10:21.279297   filename  : 

 2631 12:10:21.351919  <6>[   11.810571] nfsmount (170) used greatest stack depth: 12544 bytes left

 2632 12:10:21.352392  done.

 2633 12:10:21.364515  Begin: Running /scripts/nfs-bottom ... done.

 2634 12:10:21.392196  Begin: Running /scripts/init-bottom ... done.

 2635 12:10:22.449814  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2636 12:10:22.631076  <30>[   13.071138] 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)

 2637 12:10:22.649156  <30>[   13.108921] systemd[1]: Detected architecture x86-64.

 2638 12:10:22.664778  

 2639 12:10:22.669361  Welcome to Debian GNU/Linux 11 (bullseye)!

 2640 12:10:22.669445  

 2641 12:10:22.679404  <30>[   13.138275] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2642 12:10:23.132559  <30>[   13.590321] systemd[1]: Queued start job for default target Graphical Interface.

 2643 12:10:23.142079  <30>[   13.601812] systemd[1]: Created slice system-getty.slice.

 2644 12:10:23.148640  [  OK  ] Created slice system-getty.slice.

 2645 12:10:23.158886  <30>[   13.618229] systemd[1]: Created slice system-modprobe.slice.

 2646 12:10:23.166070  [  OK  ] Created slice system-modprobe.slice.

 2647 12:10:23.176313  <30>[   13.635250] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2648 12:10:23.184341  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2649 12:10:23.193017  <30>[   13.652266] systemd[1]: Created slice User and Session Slice.

 2650 12:10:23.200163  [  OK  ] Created slice User and Session Slice.

 2651 12:10:23.212593  <30>[   13.669169] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2652 12:10:23.221964  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2653 12:10:23.233724  <30>[   13.691295] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2654 12:10:23.243391  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2655 12:10:23.255847  <30>[   13.710945] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2656 12:10:23.264932  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2657 12:10:23.274790  <30>[   13.734036] systemd[1]: Reached target Local Encrypted Volumes.

 2658 12:10:23.282319  [  OK  ] Reached target Local Encrypted Volumes.

 2659 12:10:23.289744  <30>[   13.751031] systemd[1]: Reached target Paths.

 2660 12:10:23.295462  [  OK  ] Reached target Paths.

 2661 12:10:23.305714  <30>[   13.764999] systemd[1]: Reached target Remote File Systems.

 2662 12:10:23.313314  [  OK  ] Reached target Remote File Systems.

 2663 12:10:23.320145  <30>[   13.780894] systemd[1]: Reached target Slices.

 2664 12:10:23.326367  [  OK  ] Reached target Slices.

 2665 12:10:23.332324  <30>[   13.792905] systemd[1]: Reached target Swap.

 2666 12:10:23.337676  [  OK  ] Reached target Swap.

 2667 12:10:23.346358  <30>[   13.804246] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2668 12:10:23.354346  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2669 12:10:23.363189  <30>[   13.821917] systemd[1]: Listening on Journal Audit Socket.

 2670 12:10:23.370152  [  OK  ] Listening on Journal Audit Socket.

 2671 12:10:23.379425  <30>[   13.838934] systemd[1]: Listening on Journal Socket (/dev/log).

 2672 12:10:23.387821  [  OK  ] Listening on Journal Socket (/dev/log).

 2673 12:10:23.396305  <30>[   13.856720] systemd[1]: Listening on Journal Socket.

 2674 12:10:23.402963  [  OK  ] Listening on Journal Socket.

 2675 12:10:23.414789  <30>[   13.873689] systemd[1]: Listening on Network Service Netlink Socket.

 2676 12:10:23.423508  [  OK  ] Listening on Network Service Netlink Socket.

 2677 12:10:23.433633  <30>[   13.893428] systemd[1]: Listening on udev Control Socket.

 2678 12:10:23.441565  [  OK  ] Listening on udev Control Socket.

 2679 12:10:23.450843  <30>[   13.910527] systemd[1]: Listening on udev Kernel Socket.

 2680 12:10:23.457692  [  OK  ] Listening on udev Kernel Socket.

 2681 12:10:23.469715  <30>[   13.929708] systemd[1]: Mounting Huge Pages File System...

 2682 12:10:23.475894           Mounting Huge Pages File System...

 2683 12:10:23.487977  <30>[   13.947078] systemd[1]: Mounting POSIX Message Queue File System...

 2684 12:10:23.495365           Mounting POSIX Message Queue File System...

 2685 12:10:23.507690  <30>[   13.967116] systemd[1]: Mounting Kernel Debug File System...

 2686 12:10:23.513882           Mounting Kernel Debug File System...

 2687 12:10:23.526068  <30>[   13.985247] systemd[1]: Mounting Kernel Trace File System...

 2688 12:10:23.531732           Mounting Kernel Trace File System...

 2689 12:10:23.551311  <30>[   14.007201] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2690 12:10:23.559718           Starting Create list of st…odes for the current kernel...

 2691 12:10:23.568115  <30>[   14.027198] systemd[1]: Starting Load Kernel Module configfs...

 2692 12:10:23.574674           Starting Load Kernel Module configfs...

 2693 12:10:23.584183  <30>[   14.043357] systemd[1]: Starting Load Kernel Module drm...

 2694 12:10:23.590133           Starting Load Kernel Module drm...

 2695 12:10:23.599252  <30>[   14.058378] systemd[1]: Starting Load Kernel Module fuse...

 2696 12:10:23.605171           Starting Load Kernel Module fuse...

 2697 12:10:23.643595  <30>[   14.098939] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2698 12:10:23.648613  <6>[   14.109755] fuse: init (API version 7.32)

 2699 12:10:23.656591  <30>[   14.116193] systemd[1]: Starting Journal Service...

 2700 12:10:23.661222           Starting Journal Service...

 2701 12:10:23.671855  <30>[   14.131877] systemd[1]: Starting Load Kernel Modules...

 2702 12:10:23.678118           Starting Load Kernel Modules...

 2703 12:10:23.686749  <30>[   14.145272] systemd[1]: Starting Remount Root and Kernel File Systems...

 2704 12:10:23.694378           Starting Remount Root and Kernel File Systems...

 2705 12:10:23.704072  <30>[   14.163298] systemd[1]: Starting Coldplug All udev Devices...

 2706 12:10:23.710359           Starting Coldplug All udev Devices...

 2707 12:10:23.723888  <30>[   14.183192] systemd[1]: Mounted Huge Pages File System.

 2708 12:10:23.729909  [  OK  ] Mounted Huge Pages File System.

 2709 12:10:23.739573  <30>[   14.198961] systemd[1]: Mounted POSIX Message Queue File System.

 2710 12:10:23.747453  [  OK  ] Mounted POSIX Message Queue File System.

 2711 12:10:23.755091  <30>[   14.214920] systemd[1]: Mounted Kernel Debug File System.

 2712 12:10:23.761922  [  OK  ] Mounted Kernel Debug File System.

 2713 12:10:23.769715  <30>[   14.229932] systemd[1]: Mounted Kernel Trace File System.

 2714 12:10:23.776911  [  OK  ] Mounted Kernel Trace File System.

 2715 12:10:23.789322  <30>[   14.245779] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2716 12:10:23.798715  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2717 12:10:23.809562  <30>[   14.268787] systemd[1]: modprobe@configfs.service: Succeeded.

 2718 12:10:23.817010  <30>[   14.276293] systemd[1]: Finished Load Kernel Module configfs.

 2719 12:10:23.823658  [  OK  ] Finished Load Kernel Module configfs.

 2720 12:10:23.833025  <30>[   14.292607] systemd[1]: modprobe@drm.service: Succeeded.

 2721 12:10:23.839521  <30>[   14.299592] systemd[1]: Finished Load Kernel Module drm.

 2722 12:10:23.846976  [  OK  ] Finished Load Kernel Module drm.

 2723 12:10:23.856985  <30>[   14.316632] systemd[1]: modprobe@fuse.service: Succeeded.

 2724 12:10:23.863850  <30>[   14.323759] systemd[1]: Finished Load Kernel Module fuse.

 2725 12:10:23.871083  [  OK  ] Finished Load Kernel Module fuse.

 2726 12:10:23.880804  <30>[   14.340395] systemd[1]: Finished Load Kernel Modules.

 2727 12:10:23.886921  [  OK  ] Finished Load Kernel Modules.

 2728 12:10:23.895112  <30>[   14.355226] systemd[1]: Started Journal Service.

 2729 12:10:23.900476  [  OK  ] Started Journal Service.

 2730 12:10:23.910176  [  OK  ] Finished Remount Root and Kernel File Systems.

 2731 12:10:23.922089           Mounting FUSE Control File System...

 2732 12:10:23.932018           Mounting Kernel Configuration File System...

 2733 12:10:23.945477           Starting Flush Journal to Persistent Storage...

 2734 12:10:23.955978           Starting Load/Save Random Seed...

 2735 12:10:23.966031           Starting Apply Kernel Variables...

 2736 12:10:23.977554  <46>[   14.434446] systemd-journald[205]: Received client request to flush runtime journal.

 2737 12:10:23.982730           Starting Create System Users...

 2738 12:10:23.993559  [  OK  ] Mounted FUSE Control File System.

 2739 12:10:24.003899  [  OK  ] Mounted Kernel Configuration File System.

 2740 12:10:24.013003  [  OK  ] Finished Load/Save Random Seed.

 2741 12:10:24.022909  [  OK  ] Finished Apply Kernel Variables.

 2742 12:10:24.117169  [  OK  ] Finished Coldplug All udev Devices.

 2743 12:10:25.095854  [  OK  ] Finished Create System Users.

 2744 12:10:25.106026           Starting Create Static Device Nodes in /dev...

 2745 12:10:25.430485  [  OK  ] Finished Flush Journal to Persistent Storage.

 2746 12:10:25.482532  <6>[   15.940108] systemd-tmpfile (216) used greatest stack depth: 12384 bytes left

 2747 12:10:25.490284  [  OK  ] Finished Create Static Device Nodes in /dev.

 2748 12:10:25.499321  [  OK  ] Reached target Local File Systems (Pre).

 2749 12:10:25.509622  [  OK  ] Reached target Local File Systems.

 2750 12:10:25.521985           Starting Create Volatile Files and Directories...

 2751 12:10:25.535791           Starting Rule-based Manage…for Device Events and Files...

 2752 12:10:25.684622  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2753 12:10:25.695205           Starting Network Service...

 2754 12:10:25.770578  [  OK  ] Finished Create Volatile Files and Directories.

 2755 12:10:25.857025           Starting Network Time Synchronization...

 2756 12:10:25.865984           Starting Update UTMP about System Boot/Shutdown...

 2757 12:10:26.130274  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.

 2758 12:10:26.235428  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2759 12:10:26.334919  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2760 12:10:26.345102  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2761 12:10:26.358395           Starting Load/Save Screen …f backlight:intel_backlight...

 2762 12:10:26.368000           Starting Load/Save Screen …eds:chromeos::kbd_backlight...

 2763 12:10:26.421381  [  OK  ] Finished Load/Save Screen … leds:chromeos::kbd_backlight.

 2764 12:10:26.431391  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2765 12:10:26.467346  [  OK  ] Started Network Service.

 2766 12:10:26.506190           Starting Network Name Resolution...

 2767 12:10:26.515661  [  OK  ] Started Network Time Synchronization.

 2768 12:10:26.526279  [  OK  ] Reached target System Initialization.

 2769 12:10:26.538110  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2770 12:10:26.546456  [  OK  ] Reached target System Time Set.

 2771 12:10:26.556988  [  OK  ] Reached target System Time Synchronized.

 2772 12:10:26.571542  [  OK  ] Started Daily apt download activities.

 2773 12:10:26.583384  [  OK  ] Started Daily apt upgrade and clean activities.

 2774 12:10:26.594293  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2775 12:10:26.606958  [  OK  ] Started Discard unused blocks once a week.

 2776 12:10:26.613225  [  OK  ] Reached target Timers.

 2777 12:10:26.622939  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2778 12:10:26.630462  [  OK  ] Reached target Sockets.

 2779 12:10:26.638530  [  OK  ] Reached target Basic System.

 2780 12:10:26.649107  [  OK  ] Started D-Bus System Message Bus.

 2781 12:10:26.684026           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2782 12:10:26.722453           Starting User Login Management...

 2783 12:10:27.276607  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2784 12:10:27.404295  [  OK  ] Started User Login Management.

 2785 12:10:27.473080  [  OK  ] Started Network Name Resolution.

 2786 12:10:27.482490  [  OK  ] Reached target Network.

 2787 12:10:27.491253  [  OK  ] Reached target Host and Network Name Lookups.

 2788 12:10:27.500690           Starting Permit User Sessions...

 2789 12:10:27.528296  [  OK  ] Finished Permit User Sessions.

 2790 12:10:27.537197  [  OK  ] Started Getty on tty1.

 2791 12:10:27.548437  [  OK  ] Started Serial Getty on ttyS0.

 2792 12:10:27.558041  [  OK  ] Reached target Login Prompts.

 2793 12:10:27.567190  [  OK  ] Reached target Multi-User System.

 2794 12:10:27.579164  [  OK  ] Reached target Graphical Interface.

 2795 12:10:27.599149           Starting Update UTMP about System Runlevel Changes...

 2796 12:10:27.657039  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2797 12:10:27.706638  

 2798 12:10:27.707217  

 2799 12:10:27.711127  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2800 12:10:27.711611  

 2801 12:10:27.716314  debian-bullseye-amd64 login: root (automatic login)

 2802 12:10:27.716718  

 2803 12:10:27.717047  

 2804 12:10:28.015961  Linux debian-bullseye-amd64 5.10.201-cip41 #1 SMP Thu Dec 14 11:54:32 UTC 2023 x86_64

 2805 12:10:28.016235  

 2806 12:10:28.023240  The programs included with the Debian GNU/Linux system are free software;

 2807 12:10:28.030317  the exact distribution terms for each program are described in the

 2808 12:10:28.034474  individual files in /usr/share/doc/*/copyright.

 2809 12:10:28.035921  

 2810 12:10:28.042471  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2811 12:10:28.044259  permitted by applicable law.

 2812 12:10:28.656949  Matched prompt #10: / #
 2814 12:10:28.658347  Kernel warnings or errors detected.
 2815 12:10:28.658699  Setting prompt string to ['/ #']
 2816 12:10:28.659122  end: 2.2.5.1 login-action (duration 00:00:17) [common]
 2818 12:10:28.660764  end: 2.2.5 auto-login-action (duration 00:00:20) [common]
 2819 12:10:28.661381  start: 2.2.6 expect-shell-connection (timeout 00:04:06) [common]
 2820 12:10:28.661882  Setting prompt string to ['/ #']
 2821 12:10:28.662339  Forcing a shell prompt, looking for ['/ #']
 2823 12:10:28.713421  / # 

 2824 12:10:28.714014  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2825 12:10:28.714553  Waiting using forced prompt support (timeout 00:02:30)
 2826 12:10:28.718543  

 2827 12:10:28.722054  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2828 12:10:28.722589  start: 2.2.7 export-device-env (timeout 00:04:05) [common]
 2830 12:10:28.823556  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t'

 2831 12:10:28.826068  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12269237/extract-nfsrootfs-6eu3gi1t'

 2833 12:10:28.929646  / # export NFS_SERVER_IP='192.168.201.1'

 2834 12:10:28.932181  export NFS_SERVER_IP='192.168.201.1'

 2835 12:10:28.934894  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2836 12:10:28.935006  end: 2.2 depthcharge-retry (duration 00:00:55) [common]
 2837 12:10:28.935101  end: 2 depthcharge-action (duration 00:00:55) [common]
 2838 12:10:28.935194  start: 3 lava-test-retry (timeout 00:08:34) [common]
 2839 12:10:28.935283  start: 3.1 lava-test-shell (timeout 00:08:34) [common]
 2840 12:10:28.935357  Using namespace: common
 2842 12:10:29.035751  / # #

 2843 12:10:29.036339  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2844 12:10:29.039292  #

 2845 12:10:29.042433  Using /lava-12269237
 2847 12:10:29.143590  / # export SHELL=/bin/bash

 2848 12:10:29.147586  export SHELL=/bin/bash

 2850 12:10:29.251217  / # . /lava-12269237/environment

 2851 12:10:29.255646  . /lava-12269237/environment

 2853 12:10:29.363522  / # /lava-12269237/bin/lava-test-runner /lava-12269237/0

 2854 12:10:29.364376  Test shell timeout: 10s (minimum of the action and connection timeout)
 2855 12:10:29.368045  /lava-12269237/bin/lava-test-runner /lava-12269237/0

 2856 12:10:29.724561  + export TESTRUN_ID=0_timesync-off

 2857 12:10:29.727208  + TESTRUN_ID=0_timesync-off

 2858 12:10:29.731877  + cd /lava-12269237/0/tests/0_timesync-off

 2859 12:10:29.732800  ++ cat uuid

 2860 12:10:29.744088  + UUID=12269237_1.5.2.3.1

 2861 12:10:29.745279  + set +x

 2862 12:10:29.749438  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12269237_1.5.2.3.1>

 2863 12:10:29.750229  Received signal: <STARTRUN> 0_timesync-off 12269237_1.5.2.3.1
 2864 12:10:29.750356  Starting test lava.0_timesync-off (12269237_1.5.2.3.1)
 2865 12:10:29.750445  Skipping test definition patterns.
 2866 12:10:29.752563  + systemctl stop systemd-timesyncd

 2867 12:10:29.807495  + set +x

 2868 12:10:29.811986  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12269237_1.5.2.3.1>

 2869 12:10:29.812248  Received signal: <ENDRUN> 0_timesync-off 12269237_1.5.2.3.1
 2870 12:10:29.812336  Ending use of test pattern.
 2871 12:10:29.812399  Ending test lava.0_timesync-off (12269237_1.5.2.3.1), duration 0.06
 2873 12:10:29.860957  + export TESTRUN_ID=1_kselftest-lkdtm

 2874 12:10:29.863651  + TESTRUN_ID=1_kselftest-lkdtm

 2875 12:10:29.868309  + cd /lava-12269237/0/tests/1_kselftest-lkdtm

 2876 12:10:29.870239  ++ cat uuid

 2877 12:10:29.872400  + UUID=12269237_1.5.2.3.5

 2878 12:10:29.873661  + set +x

 2879 12:10:29.879209  Received signal: <STARTRUN> 1_kselftest-lkdtm 12269237_1.5.2.3.5
 2880 12:10:29.879294  Starting test lava.1_kselftest-lkdtm (12269237_1.5.2.3.5)
 2881 12:10:29.879388  Skipping test definition patterns.
 2882 12:10:29.879650  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12269237_1.5.2.3.5>

 2883 12:10:29.882980  + cd ./automated/linux/kselftest/

 2884 12:10:29.916893  + ./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-cip41-69-g8f7b450fc28ed/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2885 12:10:29.918859  INFO: install_deps skipped

 2886 12:10:30.021261  --2023-12-14 12:10:29--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.201-cip41-69-g8f7b450fc28ed/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 2887 12:10:30.027887  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2888 12:10:30.159663  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2889 12:10:30.293890  HTTP request sent, awaiting response... 200 OK

 2890 12:10:30.299464  Length: 3383032 (3.2M) [application/octet-stream]

 2891 12:10:30.302846  Saving to: 'kselftest.tar.xz'

 2892 12:10:30.303275  

 2893 12:10:30.303614  

 2894 12:10:30.559014  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2895 12:10:30.827791  kselftest.tar.xz      1%[                    ]  49.22K   187KB/s               

 2896 12:10:31.160514  kselftest.tar.xz      6%[>                   ] 217.50K   409KB/s               

 2897 12:10:31.545006  kselftest.tar.xz     24%[===>                ] 794.43K   918KB/s               

 2898 12:10:31.916632  kselftest.tar.xz     41%[=======>            ]   1.34M  1.07MB/s               

 2899 12:10:32.095220  kselftest.tar.xz     82%[===============>    ]   2.66M  1.64MB/s               

 2900 12:10:32.102165  kselftest.tar.xz    100%[===================>]   3.23M  1.79MB/s    in 1.8s    

 2901 12:10:32.102818  

 2902 12:10:32.394864  2023-12-14 12:10:32 (1.79 MB/s) - 'kselftest.tar.xz' saved [3383032/3383032]

 2903 12:10:32.395013  

 2904 12:10:40.582860  skiplist:

 2905 12:10:40.586597  ========================================

 2906 12:10:40.590530  ========================================

 2907 12:10:40.638512  lkdtm:PANIC.sh

 2908 12:10:40.640448  lkdtm:BUG.sh

 2909 12:10:40.641907  lkdtm:WARNING.sh

 2910 12:10:40.645025  lkdtm:WARNING_MESSAGE.sh

 2911 12:10:40.645841  lkdtm:EXCEPTION.sh

 2912 12:10:40.647801  lkdtm:LOOP.sh

 2913 12:10:40.650461  lkdtm:EXHAUST_STACK.sh

 2914 12:10:40.653381  lkdtm:CORRUPT_STACK.sh

 2915 12:10:40.656182  lkdtm:CORRUPT_STACK_STRONG.sh

 2916 12:10:40.658368  lkdtm:CORRUPT_LIST_ADD.sh

 2917 12:10:40.660915  lkdtm:CORRUPT_LIST_DEL.sh

 2918 12:10:40.664156  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2919 12:10:40.667559  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2920 12:10:40.669638  lkdtm:UNSET_SMEP.sh

 2921 12:10:40.671878  lkdtm:DOUBLE_FAULT.sh

 2922 12:10:40.674039  lkdtm:CORRUPT_PAC.sh

 2923 12:10:40.677300  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2924 12:10:40.680886  lkdtm:OVERWRITE_ALLOCATION.sh

 2925 12:10:40.683564  lkdtm:WRITE_AFTER_FREE.sh

 2926 12:10:40.686310  lkdtm:READ_AFTER_FREE.sh

 2927 12:10:40.688622  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2928 12:10:40.692516  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2929 12:10:40.694890  lkdtm:SLAB_FREE_DOUBLE.sh

 2930 12:10:40.697410  lkdtm:SLAB_FREE_CROSS.sh

 2931 12:10:40.700057  lkdtm:SLAB_FREE_PAGE.sh

 2932 12:10:40.702118  lkdtm:SOFTLOCKUP.sh

 2933 12:10:40.703443  lkdtm:HARDLOCKUP.sh

 2934 12:10:40.706219  lkdtm:SPINLOCKUP.sh

 2935 12:10:40.707416  lkdtm:HUNG_TASK.sh

 2936 12:10:40.709431  lkdtm:EXEC_DATA.sh

 2937 12:10:40.712526  lkdtm:EXEC_STACK.sh

 2938 12:10:40.714373  lkdtm:EXEC_KMALLOC.sh

 2939 12:10:40.716167  lkdtm:EXEC_VMALLOC.sh

 2940 12:10:40.719019  lkdtm:EXEC_RODATA.sh

 2941 12:10:40.720682  lkdtm:EXEC_USERSPACE.sh

 2942 12:10:40.723077  lkdtm:EXEC_NULL.sh

 2943 12:10:40.725362  lkdtm:ACCESS_USERSPACE.sh

 2944 12:10:40.727204  lkdtm:ACCESS_NULL.sh

 2945 12:10:40.729960  lkdtm:WRITE_RO.sh

 2946 12:10:40.732613  lkdtm:WRITE_RO_AFTER_INIT.sh

 2947 12:10:40.734582  lkdtm:WRITE_KERN.sh

 2948 12:10:40.737959  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2949 12:10:40.740333  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2950 12:10:40.745119  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2951 12:10:40.748571  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2952 12:10:40.751310  lkdtm:REFCOUNT_DEC_ZERO.sh

 2953 12:10:40.754710  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2954 12:10:40.757809  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2955 12:10:40.762331  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2956 12:10:40.765739  lkdtm:REFCOUNT_INC_ZERO.sh

 2957 12:10:40.767759  lkdtm:REFCOUNT_ADD_ZERO.sh

 2958 12:10:40.770858  lkdtm:REFCOUNT_INC_SATURATED.sh

 2959 12:10:40.774386  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2960 12:10:40.777636  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2961 12:10:40.781190  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2962 12:10:40.785955  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2963 12:10:40.789358  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2964 12:10:40.794108  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2965 12:10:40.796246  lkdtm:REFCOUNT_TIMING.sh

 2966 12:10:40.798237  lkdtm:ATOMIC_TIMING.sh

 2967 12:10:40.801547  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2968 12:10:40.805299  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2969 12:10:40.808619  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2970 12:10:40.812162  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 2971 12:10:40.815534  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 2972 12:10:40.820366  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 2973 12:10:40.822355  lkdtm:USERCOPY_STACK_BEYOND.sh

 2974 12:10:40.825845  lkdtm:USERCOPY_KERNEL.sh

 2975 12:10:40.827091  lkdtm:STACKLEAK_ERASING.sh

 2976 12:10:40.829856  lkdtm:CFI_FORWARD_PROTO.sh

 2977 12:10:40.834985  ============== Tests to run ===============

 2978 12:10:40.835980  lkdtm:PANIC.sh

 2979 12:10:40.837966  lkdtm:BUG.sh

 2980 12:10:40.840201  lkdtm:WARNING.sh

 2981 12:10:40.842582  lkdtm:WARNING_MESSAGE.sh

 2982 12:10:40.843785  lkdtm:EXCEPTION.sh

 2983 12:10:40.845173  lkdtm:LOOP.sh

 2984 12:10:40.847344  lkdtm:EXHAUST_STACK.sh

 2985 12:10:40.849914  lkdtm:CORRUPT_STACK.sh

 2986 12:10:40.853093  lkdtm:CORRUPT_STACK_STRONG.sh

 2987 12:10:40.855450  lkdtm:CORRUPT_LIST_ADD.sh

 2988 12:10:40.857823  lkdtm:CORRUPT_LIST_DEL.sh

 2989 12:10:40.861383  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2990 12:10:40.864998  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2991 12:10:40.867478  lkdtm:UNSET_SMEP.sh

 2992 12:10:40.868911  lkdtm:DOUBLE_FAULT.sh

 2993 12:10:40.872264  lkdtm:CORRUPT_PAC.sh

 2994 12:10:40.875061  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2995 12:10:40.877586  lkdtm:OVERWRITE_ALLOCATION.sh

 2996 12:10:40.881831  lkdtm:WRITE_AFTER_FREE.sh

 2997 12:10:40.883241  lkdtm:READ_AFTER_FREE.sh

 2998 12:10:40.886596  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2999 12:10:40.889227  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3000 12:10:40.892056  lkdtm:SLAB_FREE_DOUBLE.sh

 3001 12:10:40.895428  lkdtm:SLAB_FREE_CROSS.sh

 3002 12:10:40.896983  lkdtm:SLAB_FREE_PAGE.sh

 3003 12:10:40.899543  lkdtm:SOFTLOCKUP.sh

 3004 12:10:40.900919  lkdtm:HARDLOCKUP.sh

 3005 12:10:40.904155  lkdtm:SPINLOCKUP.sh

 3006 12:10:40.905527  lkdtm:HUNG_TASK.sh

 3007 12:10:40.907511  lkdtm:EXEC_DATA.sh

 3008 12:10:40.909554  lkdtm:EXEC_STACK.sh

 3009 12:10:40.910816  lkdtm:EXEC_KMALLOC.sh

 3010 12:10:40.912933  lkdtm:EXEC_VMALLOC.sh

 3011 12:10:40.916330  lkdtm:EXEC_RODATA.sh

 3012 12:10:40.918792  lkdtm:EXEC_USERSPACE.sh

 3013 12:10:40.920830  lkdtm:EXEC_NULL.sh

 3014 12:10:40.922367  lkdtm:ACCESS_USERSPACE.sh

 3015 12:10:40.924517  lkdtm:ACCESS_NULL.sh

 3016 12:10:40.927124  lkdtm:WRITE_RO.sh

 3017 12:10:40.929252  lkdtm:WRITE_RO_AFTER_INIT.sh

 3018 12:10:40.931384  lkdtm:WRITE_KERN.sh

 3019 12:10:40.934845  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3020 12:10:40.937456  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3021 12:10:40.941552  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3022 12:10:40.945364  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3023 12:10:40.948615  lkdtm:REFCOUNT_DEC_ZERO.sh

 3024 12:10:40.951347  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3025 12:10:40.955890  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3026 12:10:40.959577  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3027 12:10:40.962148  lkdtm:REFCOUNT_INC_ZERO.sh

 3028 12:10:40.964787  lkdtm:REFCOUNT_ADD_ZERO.sh

 3029 12:10:40.968363  lkdtm:REFCOUNT_INC_SATURATED.sh

 3030 12:10:40.971431  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3031 12:10:40.975840  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3032 12:10:40.979376  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3033 12:10:40.982435  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3034 12:10:40.986710  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3035 12:10:40.990782  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3036 12:10:40.993542  lkdtm:REFCOUNT_TIMING.sh

 3037 12:10:40.995538  lkdtm:ATOMIC_TIMING.sh

 3038 12:10:40.999668  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3039 12:10:41.001642  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3040 12:10:41.005107  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3041 12:10:41.009527  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3042 12:10:41.012891  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3043 12:10:41.016017  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3044 12:10:41.020038  lkdtm:USERCOPY_STACK_BEYOND.sh

 3045 12:10:41.022827  lkdtm:USERCOPY_KERNEL.sh

 3046 12:10:41.024466  lkdtm:STACKLEAK_ERASING.sh

 3047 12:10:41.028232  lkdtm:CFI_FORWARD_PROTO.sh

 3048 12:10:41.031695  ===========End Tests to run ===============

 3049 12:10:41.033337  shardfile-lkdtm pass

 3050 12:10:41.080864  <12>[   31.542070] kselftest: Running tests in lkdtm

 3051 12:10:41.086983  TAP version 13

 3052 12:10:41.094491  1..70

 3053 12:10:41.101614  # selftests: lkdtm: PANIC.sh

 3054 12:10:41.461035  # Skipping PANIC: crashes entire system

 3055 12:10:41.465033  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3056 12:10:41.467761  # selftests: lkdtm: BUG.sh

 3057 12:10:41.540253  <6>[   32.001524] lkdtm: Performing direct entry BUG

 3058 12:10:41.545774  <4>[   32.006872] ------------[ cut here ]------------

 3059 12:10:41.552114  <2>[   32.012337] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3060 12:10:41.557521  <4>[   32.018489] invalid opcode: 0000 [#1] SMP PTI

 3061 12:10:41.567226  <4>[   32.023645] CPU: 3 PID: 638 Comm: cat Tainted: G        W         5.10.201-cip41 #1

 3062 12:10:41.575207  <4>[   32.032496] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3063 12:10:41.577903  <4>[   32.039595] RIP: 0010:lkdtm_BUG+0x5/0x10

 3064 12:10:41.599568  <4>[   32.044264] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3065 12:10:41.605228  <4>[   32.065533] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3066 12:10:41.616011  <4>[   32.071671] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3067 12:10:41.621971  <4>[   32.079935] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3068 12:10:41.629880  <4>[   32.088197] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3069 12:10:41.638820  <4>[   32.096451] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3070 12:10:41.646690  <4>[   32.104728] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3071 12:10:41.656148  <4>[   32.112991] FS:  00007f16356ae580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3072 12:10:41.662858  <4>[   32.122321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3073 12:10:41.671126  <4>[   32.129030] CR2: 00007f16354b8000 CR3: 0000000102d40004 CR4: 00000000003706e0

 3074 12:10:41.673790  <4>[   32.137283] Call Trace:

 3075 12:10:41.678621  <4>[   32.140303]  ? __die_body.cold+0x1a/0x1f

 3076 12:10:41.682627  <4>[   32.144978]  ? die+0x2b/0x50

 3077 12:10:41.686651  <4>[   32.148482]  ? do_trap+0x91/0x110

 3078 12:10:41.690088  <4>[   32.152471]  ? lkdtm_BUG+0x5/0x10

 3079 12:10:41.694932  <4>[   32.156461]  ? do_error_trap+0x90/0x110

 3080 12:10:41.699577  <4>[   32.161025]  ? lkdtm_BUG+0x5/0x10

 3081 12:10:41.703156  <4>[   32.165003]  ? lkdtm_BUG+0x5/0x10

 3082 12:10:41.708624  <4>[   32.168994]  ? exc_invalid_op+0x4e/0x70

 3083 12:10:41.711826  <4>[   32.173564]  ? lkdtm_BUG+0x5/0x10

 3084 12:10:41.716477  <4>[   32.177554]  ? asm_exc_invalid_op+0x12/0x20

 3085 12:10:41.722486  <4>[   32.182507]  ? direct_entry+0xe0/0xe0

 3086 12:10:41.725737  <4>[   32.186877]  ? lkdtm_BUG+0x5/0x10

 3087 12:10:41.729611  <4>[   32.190866]  direct_entry.cold+0x2c/0x38

 3088 12:10:41.733786  <4>[   32.195529]  full_proxy_write+0x53/0x80

 3089 12:10:41.738181  <4>[   32.200103]  vfs_write+0xe7/0x3b0

 3090 12:10:41.741717  <4>[   32.204093]  ksys_write+0x68/0xf0

 3091 12:10:41.746487  <4>[   32.208084]  do_syscall_64+0x30/0x40

 3092 12:10:41.751621  <4>[   32.212364]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3093 12:10:41.756408  <4>[   32.218287] RIP: 0033:0x7f16355c4473

 3094 12:10:41.777067  <4>[   32.222567] 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

 3095 12:10:41.786247  <4>[   32.243837] RSP: 002b:00007fff2d4f8f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3096 12:10:41.795025  <4>[   32.252586] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f16355c4473

 3097 12:10:41.803654  <4>[   32.260849] RDX: 0000000000000004 RSI: 00007f16354b8000 RDI: 0000000000000001

 3098 12:10:41.812023  <4>[   32.269112] RBP: 00007f16354b8000 R08: 00007f16354b7010 R09: 0000000000000000

 3099 12:10:41.819823  <4>[   32.277364] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3100 12:10:41.827862  <4>[   32.285627] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3101 12:10:41.880389  <4>[   32.293884] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3102 12:10:41.887362  <0>[   32.348559] gsmi: Log Shutdown Reason 0x03

 3103 12:10:41.892242  <4>[   32.353456] ---[ end trace b27dfb9cdcf5d060 ]---

 3104 12:10:41.897339  <4>[   32.358917] RIP: 0010:lkdtm_BUG+0x5/0x10

 3105 12:10:41.918667  <4>[   32.363598] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3106 12:10:41.924664  <4>[   32.384886] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3107 12:10:41.933252  <4>[   32.391022] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3108 12:10:41.940998  <4>[   32.399290] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3109 12:10:41.949744  <4>[   32.407562] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3110 12:10:41.957839  <4>[   32.415856] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3111 12:10:41.965902  <4>[   32.424149] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3112 12:10:41.976213  <4>[   32.432444] FS:  00007f16356ae580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3113 12:10:41.982461  <4>[   32.441829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3114 12:10:41.990091  <4>[   32.448550] CR2: 00007f16354b8000 CR3: 0000000102d40004 CR4: 00000000003706e0

 3115 12:10:41.992816  # Segmentation fault

 3116 12:10:42.010157  # [   32.001524] lkdtm: Performing direct entry BUG

 3117 12:10:42.014913  # [   32.006872] ------------[ cut here ]------------

 3118 12:10:42.021075  # [   32.012337] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3119 12:10:42.027106  # [   32.018489] invalid opcode: 0000 [#1] SMP PTI

 3120 12:10:42.035015  # [   32.023645] CPU: 3 PID: 638 Comm: cat Tainted: G        W         5.10.201-cip41 #1

 3121 12:10:42.042912  # [   32.032496] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3122 12:10:42.047079  # [   32.039595] RIP: 0010:lkdtm_BUG+0x5/0x10

 3123 12:10:42.067543  # [   32.044264] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3124 12:10:42.078459  # [   32.065533] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010<6>[   32.538454] lkdtm: Performing direct entry WARNING

 3125 12:10:42.079612  282

 3126 12:10:42.090633  # [   32.071671] RAX: ffffffffa797b810 RBX: 000000000000000<4>[   32.545248] ------------[ cut here ]------------

 3127 12:10:42.100056  <4>[   32.556924] WARNING: CPU: 3 PID: 676 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3128 12:10:42.103435  1 RCX: 0000000000000000

 3129 12:10:42.160086  # [   32.079935] RDX: 0000000000000000 <4>[   32.566660] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3130 12:10:42.168247  <4>[   32.625668] CPU: 3 PID: 676 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3131 12:10:42.172866  RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3132 12:10:42.181411  # [   32.088197] RB<4>[   32.634524] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3133 12:10:42.186933  <4>[   32.647833] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3134 12:10:42.208847  <4>[   32.652990] 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 a0 64 0b 03 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 64

 3135 12:10:42.214883  <4>[   32.674268] RSP: 0018:ffffbf74413b7e60 EFLAGS: 00010202

 3136 12:10:42.220460  P: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3137 12:10:42.228652  <4>[   32.680399] RAX: ffffffffa797b820 RBX: 0000000000000002 RCX: 0000000000000000

 3138 12:10:42.236413  <4>[   32.694878] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80c0

 3139 12:10:42.245161  <4>[   32.703172] RBP: ffffffffa8f821bf R08: 0000000000000000 R09: 0000000000000000

 3140 12:10:42.253551  <4>[   32.711438] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3141 12:10:42.261400  <4>[   32.719715] R13: ffffbf74413b7f10 R14: ffffbf74413b7f10 R15: ffffa26a0406a000

 3142 12:10:42.271341  <4>[   32.728010] FS:  00007f92c90e3580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3143 12:10:42.278595  <4>[   32.737366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3144 12:10:42.278738  

 3145 12:10:42.292152  # [   32.096451] R10: 00000000ffffe000 R11: 3fffffffffffffff R1<4>[   32.744092] CR2: 00007f92c8eed000 CR3: 0000000102edc005 CR4: 00000000003706e0

 3146 12:10:42.294975  <4>[   32.758563] Call Trace:

 3147 12:10:42.299314  <4>[   32.761589]  ? __warn+0x80/0x110

 3148 12:10:42.301136  2: 0000000000000004

 3149 12:10:42.310012  # [   32.104728] R13: ffffbf74412dff10 R14:<4>[   32.765510]  ? lkdtm_WARNING+0x13/0x20

 3150 12:10:42.314448  <4>[   32.776197]  ? report_bug+0x9e/0xc0

 3151 12:10:42.318558  <4>[   32.780408]  ? handle_bug+0x41/0x90

 3152 12:10:42.322766  <4>[   32.784594]  ? exc_invalid_op+0x14/0x70

 3153 12:10:42.327971  <4>[   32.789169]  ? asm_exc_invalid_op+0x12/0x20

 3154 12:10:42.332621  <4>[   32.794133]  ? lkdtm_BUG+0x10/0x10

 3155 12:10:42.336741  <4>[   32.798247]  ? lkdtm_WARNING+0x13/0x20

 3156 12:10:42.341503  <4>[   32.802749]  direct_entry.cold+0x2c/0x38

 3157 12:10:42.345360  <4>[   32.807425]  full_proxy_write+0x53/0x80

 3158 12:10:42.350175  <4>[   32.812033]  vfs_write+0xe7/0x3b0

 3159 12:10:42.354033  <4>[   32.816050]  ksys_write+0x68/0xf0

 3160 12:10:42.357678  <4>[   32.820067]  do_syscall_64+0x30/0x40

 3161 12:10:42.364140  <4>[   32.824374]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3162 12:10:42.368127  <4>[   32.830308] RIP: 0033:0x7f92c8ff9473

 3163 12:10:42.389332  <4>[   32.834591] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3164 12:10:42.398016  <4>[   32.855868] RSP: 002b:00007fffa887e568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3165 12:10:42.406131  <4>[   32.864620] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f92c8ff9473

 3166 12:10:42.414934  <4>[   32.872883] RDX: 0000000000000008 RSI: 00007f92c8eed000 RDI: 0000000000000001

 3167 12:10:42.422938  <4>[   32.881148] RBP: 00007f92c8eed000 R08: 00007f92c8eec010 R09: 0000000000000000

 3168 12:10:42.431366  <4>[   32.889413] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3169 12:10:42.439544  <4>[   32.897678] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3170 12:10:42.443653  <4>[   32.905948] irq event stamp: 0

 3171 12:10:42.447109   ffffbf74412dff10 R15: ffffa26a033cc000

 3172 12:10:42.457068  # [   32.112991] FS:  0<4>[   32.909675] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3173 12:10:42.466838  <4>[   32.923179] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3174 12:10:42.476425  <4>[   32.932611] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3175 12:10:42.483215  <4>[   32.942042] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3176 12:10:42.494552  0007f16356ae580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000<4>[   32.949335] ---[ end trace b27dfb9cdcf5d061 ]---

 3177 12:10:42.495255  000000

 3178 12:10:42.501813  # [   32.122321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3179 12:10:42.510372  # [   32.129030] CR2: 00007f16354b8000 CR3: 0000000102d40004 CR4: 00000000003706e0

 3180 12:10:42.514183  # [   32.137283] Call Trace:

 3181 12:10:42.518345  # [   32.140303]  ? __die_body.cold+0x1a/0x1f

 3182 12:10:42.521733  # [   32.144978]  ? die+0x2b/0x50

 3183 12:10:42.525064  # [   32.148482]  ? do_trap+0x91/0x110

 3184 12:10:42.528766  # [   32.152471]  ? lkdtm_BUG+0x5/0x10

 3185 12:10:42.533172  # [   32.156461]  ? do_error_trap+0x90/0x110

 3186 12:10:42.537344  # [   32.161025]  ? lkdtm_BUG+0x5/0x10

 3187 12:10:42.541390  # [   32.165003]  ? lkdtm_BUG+0x5/0x10

 3188 12:10:42.545275  # [   32.168994]  ? exc_invalid_op+0x4e/0x70

 3189 12:10:42.549462  # [   32.173564]  ? lkdtm_BUG+0x5/0x10

 3190 12:10:42.554171  # [   32.177554]  ? asm_exc_invalid_op+0x12/0x20

 3191 12:10:42.559090  # [   32.182507]  ? direct_entry+0xe0/0xe0

 3192 12:10:42.563055  # [   32.186877]  ? lkdtm_BUG+0x5/0x10

 3193 12:10:42.566803  # [   32.190866]  direct_entry.cold+0x2c/0x38

 3194 12:10:42.572327  # [   32.195529]  full_proxy_write+0x53/0x80

 3195 12:10:42.576334  # [   32.200103]  vfs_write+0xe7/0x3b0

 3196 12:10:42.580368  # [   32.204093]  ksys_write+0x68/0xf0

 3197 12:10:42.588182  # [   32.208084]  do_sysc<6>[   33.042892] lkdtm: Performing direct entry WARNING_MESSAGE

 3198 12:10:42.590043  all_64+0x30/0x40

 3199 12:10:42.599483  # [   32.212364]  entry_SYSCALL_64_after_hwfra<4>[   33.054439] ------------[ cut here ]------------

 3200 12:10:42.601302  me+0x62/0xc7

 3201 12:10:42.605469  # [   32.218287] RIP: 0033:0x7f16355c4473

 3202 12:10:42.610834  # [   3<4>[   33.066105] Warning message trigger count: 2

 3203 12:10:42.627931  2.222567] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff <4>[   33.077418] WARNING: CPU: 2 PID: 712 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3204 12:10:42.686310  ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 0<4>[   33.094094] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3205 12:10:42.701837  0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec <4>[   33.153066] CPU: 2 PID: 712 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3206 12:10:42.709830  <4>[   33.168127] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3207 12:10:42.710348  28 48 89 54 24 18

 3208 12:10:42.722096  # [   32.243837] RSP: 002b:00007fff2d4f8f58 E<4>[   33.175230] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3209 12:10:42.742409  <4>[   33.187376] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 64 0b 03 48 c7 c7 20 27 f8 a8 8d 70 01 89 35 71 64 0b 03 e8 8a ae 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3210 12:10:42.747320  FLAGS: 00000246 ORIG_RAX: 0000000000000001

 3211 12:10:42.755024  # [   32.252586] RAX<4>[   33.208678] RSP: 0018:ffffbf7441437e60 EFLAGS: 00010286

 3212 12:10:42.763190  <4>[   33.221016] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3213 12:10:42.769020  : ffffffffffffffda RBX: 0000000000000004 RCX: 00007f16355c4473

 3214 12:10:42.777949  <4>[   33.229282] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 3215 12:10:42.792361  # [   32.260849] RDX: 0000000000000004 RSI: 00007f16354b8000 RDI<4>[   33.243757] RBP: ffffffffa8f821c7 R08: 0000000000000000 R09: 0000000000000000

 3216 12:10:42.800421  <4>[   33.258240] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3217 12:10:42.803247  : 0000000000000001

 3218 12:10:42.814771  # [   32.269112] RBP: 00007f16354b8000 R08: <4>[   33.266506] R13: ffffbf7441437f10 R14: ffffbf7441437f10 R15: ffffa26a02f6c000

 3219 12:10:42.823872  <4>[   33.280981] FS:  00007fca9355b580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 3220 12:10:42.827598  00007f16354b7010 R09: 0000000000000000

 3221 12:10:42.836887  # [   32.277364] R10: ff<4>[   33.290342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3222 12:10:42.842281  fffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3223 12:10:42.851653  # [ <4>[   33.303243] CR2: 00007fca93365000 CR3: 00000001036bc001 CR4: 00000000003706e0

 3224 12:10:42.855841  <4>[   33.317726] Call Trace:

 3225 12:10:42.864385    32.285627] R13: 0000000000000001 R14: 0000000000020000 R15: 00<4>[   33.320751]  ? __warn+0x80/0x110

 3226 12:10:42.870090  <4>[   33.330859]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3227 12:10:42.872262  00000000020000

 3228 12:10:42.880105  # [   32.293884] Modules linked in: fuse ip_tabl<4>[   33.336115]  ? report_bug+0x9e/0xc0

 3229 12:10:42.890529  es cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core indust<4>[   33.346512]  ? handle_bug+0x41/0x90

 3230 12:10:42.895145  <4>[   33.356911]  ? exc_invalid_op+0x14/0x70

 3231 12:10:42.906177  rialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usb<4>[   33.361511]  ? asm_exc_invalid_op+0x12/0x20

 3232 12:10:42.918590  pd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger vide<4>[   33.372689]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3233 12:10:42.928532  obuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops c<4>[   33.384158]  direct_entry.cold+0x2c/0x38

 3234 12:10:42.939535  ros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp<4>[   33.395049]  full_proxy_write+0x53/0x80

 3235 12:10:42.950081  _thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress <4>[   33.405841]  vfs_write+0xe7/0x3b0

 3236 12:10:42.955554  <4>[   33.416048]  ksys_write+0x68/0xf0

 3237 12:10:42.964486  snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_<4>[   33.420043]  do_syscall_64+0x30/0x40

 3238 12:10:42.969796  <4>[   33.430535]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3239 12:10:42.975000  table cros_kbd_led_backlight chromeos_pstore

 3240 12:10:42.981851  # [   32.348559] g<4>[   33.436471] RIP: 0033:0x7fca93471473

 3241 12:10:43.002292  <4>[   33.446964] 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

 3242 12:10:43.004656  smi: Log Shutdown Reason 0x03

 3243 12:10:43.016984  # [   32.353456] ---[ end trace b<4>[   33.468246] RSP: 002b:00007ffd333b4e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3244 12:10:43.024979  <4>[   33.483209] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fca93471473

 3245 12:10:43.032960  <4>[   33.491475] RDX: 0000000000000010 RSI: 00007fca93365000 RDI: 0000000000000001

 3246 12:10:43.041777  <4>[   33.499740] RBP: 00007fca93365000 R08: 00007fca93364010 R09: 0000000000000000

 3247 12:10:43.044093  27dfb9cdcf5d060 ]---

 3248 12:10:43.055927  # [   32.358917] RIP: 0010:lkdtm_BUG+0x5/0<4>[   33.508008] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3249 12:10:43.056449  x10

 3250 12:10:43.070426  # [   32.363598] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff <4>[   33.522495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3251 12:10:43.080548  ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff f<4>[   33.536993] irq event stamp: 0

 3252 12:10:43.094202  f ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f <4>[   33.546888] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3253 12:10:43.097446  1f 44 00 00 83 05 a0 64 0b 03

 3254 12:10:43.109793  # [   32.384886] RSP: 0018:ffffbf<4>[   33.560400] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3255 12:10:43.119009  <4>[   33.576048] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3256 12:10:43.122294  74412dfe60 EFLAGS: 00010282

 3257 12:10:43.132564  # [   32.391022] RAX: ffffffffa797b<4>[   33.585481] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3258 12:10:43.137963  <4>[   33.598986] ---[ end trace b27dfb9cdcf5d062 ]---

 3259 12:10:43.142633  810 RBX: 0000000000000001 RCX: 0000000000000000

 3260 12:10:43.151651  # [   32.399290] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3261 12:10:43.159889  # [   32.407562] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3262 12:10:43.167665  # [   32.415856] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3263 12:10:43.175260  # [   32.424149] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3264 12:10:43.184412  # [   32.432444] FS:  00007f16356ae580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3265 12:10:43.192263  # [   32.441829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3266 12:10:43.200058  # [   32.448550] CR2: 00007f16354b8000 CR3: 0000000102d40004 CR4: 00000000003706e0

 3267 12:10:43.203409  # BUG: saw 'kernel BUG at': ok

 3268 12:10:43.205507  ok 2 selftests: lkdtm: BUG.sh

 3269 12:10:43.208803  # selftests: lkdtm: WARNING.sh

 3270 12:10:43.216337  # [   32.538454] lkdtm: Performing direct entry WARNING

 3271 12:10:43.225162  # [   32.545248] ------------[ cut here ]-------<6>[   33.679336] lkdtm: Performing direct entry EXCEPTION

 3272 12:10:43.232847  <1>[   33.691081] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3273 12:10:43.240013  <1>[   33.699154] #PF: supervisor write access in kernel mode

 3274 12:10:43.245495  <1>[   33.705279] #PF: error_code(0x0002) - not-present page

 3275 12:10:43.248418  <6>[   33.711305] PGD 0 P4D 0 

 3276 12:10:43.252603  <4>[   33.714422] Oops: 0002 [#2] SMP PTI

 3277 12:10:43.261451  <4>[   33.718595] CPU: 1 PID: 746 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3278 12:10:43.269353  <4>[   33.727439] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3279 12:10:43.273426  <4>[   33.734537] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3280 12:10:43.295913  <4>[   33.739788] Code: 48 c7 c7 20 27 f8 a8 8d 70 01 89 35 71 64 0b 03 e8 8a ae 69 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3281 12:10:43.302508  <4>[   33.761066] RSP: 0018:ffffbf74414dfe60 EFLAGS: 00010282

 3282 12:10:43.309021  <4>[   33.767183] RAX: ffffffffa797b870 RBX: 0000000000000004 RCX: 0000000000000000

 3283 12:10:43.317185  <4>[   33.775446] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffffffa8af80e0

 3284 12:10:43.326060  <4>[   33.783724] RBP: ffffffffa8e75e97 R08: 0000000000000000 R09: 0000000000000000

 3285 12:10:43.334908  <4>[   33.791986] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3286 12:10:43.341663  <4>[   33.800249] R13: ffffbf74414dff10 R14: ffffbf74414dff10 R15: ffffa26a05a03000

 3287 12:10:43.351216  <4>[   33.808512] FS:  00007fc863789580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3288 12:10:43.357901  <4>[   33.817834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3289 12:10:43.366722  <4>[   33.824542] CR2: 0000000000000000 CR3: 0000000102c1e001 CR4: 00000000003706e0

 3290 12:10:43.369873  <4>[   33.832802] Call Trace:

 3291 12:10:43.374521  <4>[   33.835822]  ? __die_body.cold+0x1a/0x1f

 3292 12:10:43.378983  <4>[   33.840492]  ? no_context+0x177/0x380

 3293 12:10:43.382948  <4>[   33.844873]  ? exc_page_fault+0x53/0x170

 3294 12:10:43.388063  <4>[   33.849543]  ? asm_exc_page_fault+0x1e/0x30

 3295 12:10:43.393392  <4>[   33.854504]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3296 12:10:43.398228  <4>[   33.859756]  ? lkdtm_EXCEPTION+0x5/0x20

 3297 12:10:43.402744  <4>[   33.864319]  direct_entry.cold+0x2c/0x38

 3298 12:10:43.407243  <4>[   33.868988]  full_proxy_write+0x53/0x80

 3299 12:10:43.411333  <4>[   33.873551]  vfs_write+0xe7/0x3b0

 3300 12:10:43.414904  <4>[   33.877532]  ksys_write+0x68/0xf0

 3301 12:10:43.420369  <4>[   33.881522]  do_syscall_64+0x30/0x40

 3302 12:10:43.426221  <4>[   33.885795]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3303 12:10:43.429630  <4>[   33.891727] RIP: 0033:0x7fc86369f473

 3304 12:10:43.450890  <4>[   33.896005] 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

 3305 12:10:43.459487  <4>[   33.917282] RSP: 002b:00007ffd8c248be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3306 12:10:43.467947  <4>[   33.926022] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc86369f473

 3307 12:10:43.475830  <4>[   33.934285] RDX: 000000000000000a RSI: 00007fc863593000 RDI: 0000000000000001

 3308 12:10:43.484914  <4>[   33.942547] RBP: 00007fc863593000 R08: 00007fc863592010 R09: 0000000000000000

 3309 12:10:43.493278  <4>[   33.950809] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3310 12:10:43.500615  <4>[   33.959071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3311 12:10:43.502080  -----

 3312 12:10:43.560231  # [   32.556924] WARNING: CPU: 3 PID: 676 at drivers/misc<4>[   33.967336] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3313 12:10:43.565380  <4>[   34.026335] CR2: 0000000000000000

 3314 12:10:43.569470  <4>[   34.030316] ---[ end trace b27dfb9cdcf5d063 ]---

 3315 12:10:43.574250  <4>[   34.035762] RIP: 0010:lkdtm_BUG+0x5/0x10

 3316 12:10:43.596016  <4>[   34.040430] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3317 12:10:43.601595  <4>[   34.061707] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3318 12:10:43.609786  <4>[   34.067824] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3319 12:10:43.619086  <4>[   34.076085] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3320 12:10:43.626605  <4>[   34.084349] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3321 12:10:43.634674  <4>[   34.092611] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3322 12:10:43.642888  <4>[   34.100873] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3323 12:10:43.652460  <4>[   34.109135] FS:  00007fc863789580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3324 12:10:43.659040  <4>[   34.118467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3325 12:10:43.667095  <4>[   34.125173] CR2: 0000000000000000 CR3: 0000000102c1e001 CR4: 00000000003706e0

 3326 12:10:43.677114  <3>[   34.133435] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3327 12:10:43.686823  <3>[   34.143639] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 746, name: cat

 3328 12:10:43.691570  <4>[   34.152289] INFO: lockdep is turned off.

 3329 12:10:43.694933  <4>[   34.156957] irq event stamp: 0

 3330 12:10:43.701955  <4>[   34.160676] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3331 12:10:43.711143  <4>[   34.167966] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3332 12:10:43.721036  <4>[   34.177394] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3333 12:10:43.728233  <4>[   34.186823] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3334 12:10:43.736203  <4>[   34.194113] CPU: 1 PID: 746 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3335 12:10:43.744097  <4>[   34.202956] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3336 12:10:43.748481  <4>[   34.210053] Call Trace:

 3337 12:10:43.750527  <4>[   34.213073]  dump_stack+0x77/0x9b

 3338 12:10:43.755637  <4>[   34.217065]  ___might_sleep.cold+0xa6/0xb6

 3339 12:10:43.759663  <4>[   34.221929]  exit_signals+0x1c/0x300

 3340 12:10:43.763871  <4>[   34.226201]  do_exit+0xc2/0xab0

 3341 12:10:43.767618  <4>[   34.229988]  ? ksys_write+0x68/0xf0

 3342 12:10:43.772694  <4>[   34.234170]  make_task_dead+0x2f/0x30

 3343 12:10:43.778026  <4>[   34.238548]  rewind_stack_and_make_dead+0x17/0x20

 3344 12:10:43.782150  <4>[   34.244091] RIP: 0033:0x7fc86369f473

 3345 12:10:43.803738  <4>[   34.248370] 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

 3346 12:10:43.811923  <4>[   34.269670] RSP: 002b:00007ffd8c248be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3347 12:10:43.820605  <4>[   34.278420] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc86369f473

 3348 12:10:43.829230  <4>[   34.286683] RDX: 000000000000000a RSI: 00007fc863593000 RDI: 0000000000000001

 3349 12:10:43.836673  <4>[   34.294945] RBP: 00007fc863593000 R08: 00007fc863592010 R09: 0000000000000000

 3350 12:10:43.845390  <4>[   34.303207] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3351 12:10:43.854078  <4>[   34.311467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3352 12:10:43.858340  /lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3353 12:10:43.910242  # [   32.566660] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3354 12:10:43.919505  # [   32.625668] CPU: 3 PID: 676 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3355 12:10:43.925642  # [   32.634524] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3356 12:10:43.931058  # [   32.647833] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3357 12:10:43.951952  # [   32.652990] 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 a0 64 0b 03 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 64

 3358 12:10:43.958292  # [   32.674268] RSP: 0018:ffffbf74413b7e60 EFLAGS: 00010202

 3359 12:10:43.966415  # [   32.680399] RAX: ffffffffa797b820 RBX: 0000000000000002 RCX: 0000000000000000

 3360 12:10:43.974476  # [   32.694878] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80c0

 3361 12:10:43.982773  # [   32.703172] RBP: ffffffffa8f821bf R08: 0000000000000000 R09: 0000000000000000

 3362 12:10:43.990756  # [   32.711438] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3363 12:10:43.999106  # [   32.719715] R13: ffffbf74413b7f10 R14: ffffbf74413b7f10 R15: ffffa26a0406a000

 3364 12:10:44.007936  # [   32.728010] FS:  00007f92c90e3580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3365 12:10:44.014634  # [   32.737366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3366 12:10:44.023445  # [   32.744092] CR2: 00007f92c8eed000 CR3: 0000000102edc005 CR4: 00000000003706e0

 3367 12:10:44.025469  # [   32.758563] Call Trace:

 3368 12:10:44.029569  # [   32.761589]  ? __warn+0x80/0x110

 3369 12:10:44.034416  # [   32.765510]  ? lkdtm_WARNING+0x13/0x20

 3370 12:10:44.038499  # [   32.776197]  ? report_bug+0x9e/0xc0

 3371 12:10:44.042601  # [   32.780408]  ? handle_bug+0x41/0x90

 3372 12:10:44.046339  # [   32.784594]  ? exc_invalid_op+0x14/0x70

 3373 12:10:44.051149  # [   32.789169]  ? asm_exc_invalid_op+0x12/0x20

 3374 12:10:44.056215  # [   32.794133]  ? lkdtm_BUG+0x10/0x10

 3375 12:10:44.060004  # [   32.798247]  ? lkdtm_WARNING+0x13/0x20

 3376 12:10:44.064341  # [   32.802749]  direct_entry.cold+0x2c/0x38

 3377 12:10:44.069057  # [   32.807425]  full_proxy_write+0x53/0x80

 3378 12:10:44.073692  # [   32.812033]  vfs_write+0xe7/0x3b0

 3379 12:10:44.076395  # [   32.816050]  ksys_write+0x68/0xf0

 3380 12:10:44.081024  # [   32.820067]  do_syscall_64+0x30/0x40

 3381 12:10:44.089598  # [   32.824374]  entry_SYS<6>[   34.548472] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3382 12:10:44.095847  <6>[   34.556259] lkdtm: attempting good list addition

 3383 12:10:44.102065  <6>[   34.561741] lkdtm: attempting corrupted list addition

 3384 12:10:44.107380  <3>[   34.567705] lkdtm: list_add() corruption not detected!

 3385 12:10:44.112079  CALL_64_after_hwframe+0x62/0xc7

 3386 12:10:44.115382  # [   32.830308] RIP: 0033:0x7f92c8ff9473

 3387 12:10:44.136223  # [   32.834591] 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

 3388 12:10:44.144510  # [   32.855868] RSP: 002b:00007fffa887e568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3389 12:10:44.153196  # [   32.864620] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f92c8ff9473

 3390 12:10:44.160603  # [   32.872883] RDX: 0000000000000008 RSI: 00007f92c8eed000 RDI: 0000000000000001

 3391 12:10:44.169439  # [   32.881148] RBP: 00007f92c8eed000 R08: 00007f92c8eec010 R09: 0000000000000000

 3392 12:10:44.177454  # [   32.889413] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3393 12:10:44.189108  # [   32.897678] R13: 0000000000000001 R14: 00000<6>[   34.647256] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3394 12:10:44.194193  <6>[   34.654894] lkdtm: attempting good list removal

 3395 12:10:44.200318  <6>[   34.660277] lkdtm: attempting corrupted list removal

 3396 12:10:44.202948  00000020000 R15: 0000000000020000

 3397 12:10:44.211822  # [   32.905948] irq event st<3>[   34.666117] lkdtm: list_del() corruption not detected!

 3398 12:10:44.212885  amp: 0

 3399 12:10:44.220328  # [   32.909675] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3400 12:10:44.229463  # [   32.923179] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3401 12:10:44.238291  # [   32.932611] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3402 12:10:44.245792  # [   32.942042] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3403 12:10:44.251246  # [   32.949335] ---[ end trace b27dfb9cdcf5d061 ]---

 3404 12:10:44.254516  # WARNING: saw 'WARNING:': ok

 3405 12:10:44.257279  ok 3 selftests: lkdtm: WARNING.sh

 3406 12:10:44.262007  # selftests: lkdtm: WARNING_MESSAGE.sh

 3407 12:10:44.267404  # [   33.042892] lkdtm: Performing direct entry WARNING_MESSAGE

 3408 12:10:44.273415  # [   33.054439] ------------[ cut here ]------------

 3409 12:10:44.278133  # [   33.066105] Warning message trigger count: 2

 3410 12:10:44.289016  # [   33.077418] WARNING: CPU: 2 PID: 712 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3411 12:10:44.343603  # [   33.094094] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify corebo<6>[   34.801108] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3412 12:10:44.350618  <6>[   34.809960] lkdtm: attempting bad read from page below current stack

 3413 12:10:44.362352  <0>[   34.817386] BUG: stack guard page was hit at 0000000049f1a4f5 (stack is 00000000f00c35c9..00000000645b8143)

 3414 12:10:44.369250  <4>[   34.828594] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3415 12:10:44.377948  <4>[   34.835691] CPU: 1 PID: 978 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3416 12:10:44.385481  <4>[   34.844536] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3417 12:10:44.392829  <4>[   34.851634] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3418 12:10:44.412817  <4>[   34.858441] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 c0 2a f8 a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 0a df fb ff 48 c7 c7 00 2b f8 a8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f0 de fb ff 0f 1f 44

 3419 12:10:44.419778  <4>[   34.879730] RSP: 0018:ffffbf744184fe50 EFLAGS: 00010246

 3420 12:10:44.428098  <4>[   34.885855] RAX: 0000000000000038 RBX: ffffbf744184c000 RCX: 0000000000000000

 3421 12:10:44.435727  <4>[   34.894115] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffffffa8f82b00

 3422 12:10:44.444169  <4>[   34.902378] RBP: ffffffffa8f8222a R08: 0000000000000000 R09: 0000000000000000

 3423 12:10:44.453375  <4>[   34.910641] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3424 12:10:44.460895  <4>[   34.918903] R13: ffffbf744184ff10 R14: ffffbf744184ff10 R15: ffffa26a0271f000

 3425 12:10:44.469748  <4>[   34.927164] FS:  00007fd62932b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3426 12:10:44.476567  <4>[   34.936495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3427 12:10:44.485384  <4>[   34.943200] CR2: ffffbf744184bfff CR3: 0000000104050003 CR4: 00000000003706e0

 3428 12:10:44.488774  <4>[   34.951462] Call Trace:

 3429 12:10:44.490841  <4>[   34.954479]  <#DF>

 3430 12:10:44.495031  <4>[   34.957012]  ? __die_body.cold+0x1a/0x1f

 3431 12:10:44.498849  <4>[   34.961683]  ? die+0x2b/0x50

 3432 12:10:44.504133  <4>[   34.965185]  ? handle_stack_overflow+0x3e/0x4d

 3433 12:10:44.508356  <4>[   34.970437]  ? no_context+0x24d/0x380

 3434 12:10:44.511142  <4>[   34.974814]  </#DF>

 3435 12:10:44.563608  <4>[   34.977443] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3436 12:10:44.568528  ot_table cros_kbd_led_backlight chromeos_pstore

 3437 12:10:44.575316  # [   33.153066<4>[   35.030232] ---[ end trace b27dfb9cdcf5d064 ]---

 3438 12:10:44.580543  <4>[   35.041890] RIP: 0010:lkdtm_BUG+0x5/0x10

 3439 12:10:44.601047  <4>[   35.046558] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3440 12:10:44.607405  <4>[   35.067836] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3441 12:10:44.616215  <4>[   35.073961] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3442 12:10:44.624315  <4>[   35.082221] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3443 12:10:44.632398  <4>[   35.090482] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3444 12:10:44.640773  <4>[   35.098744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3445 12:10:44.649218  <4>[   35.107004] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3446 12:10:44.658125  <4>[   35.115265] FS:  00007fd62932b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3447 12:10:44.664951  <4>[   35.124593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3448 12:10:44.674459  <4>[   35.131300] CR2: ffffbf744184bfff CR3: 0000000104050003 CR4: 00000000003706e0

 3449 12:10:44.684415  <3>[   35.139561] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3450 12:10:44.691775  <3>[   35.149766] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 978, name: cat

 3451 12:10:44.696704  <4>[   35.158416] INFO: lockdep is turned off.

 3452 12:10:44.701571  <4>[   35.163084] irq event stamp: 0

 3453 12:10:44.707654  <4>[   35.166779] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3454 12:10:44.716835  <4>[   35.174070] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3455 12:10:44.726586  <4>[   35.183497] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3456 12:10:44.733597  <4>[   35.192925] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3457 12:10:44.742525  <4>[   35.200216] CPU: 1 PID: 978 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3458 12:10:44.749347  <4>[   35.209059] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3459 12:10:44.752688  <4>[   35.216156] Call Trace:

 3460 12:10:44.756857  <4>[   35.219175]  dump_stack+0x77/0x9b

 3461 12:10:44.761689  <4>[   35.223166]  ___might_sleep.cold+0xa6/0xb6

 3462 12:10:44.766353  <4>[   35.228030]  exit_signals+0x1c/0x300

 3463 12:10:44.769772  <4>[   35.232310]  do_exit+0xc2/0xab0

 3464 12:10:44.774074  <4>[   35.236106]  ? ksys_write+0x68/0xf0

 3465 12:10:44.778032  <4>[   35.240289]  make_task_dead+0x2f/0x30

 3466 12:10:44.784049  <4>[   35.244673]  rewind_stack_and_make_dead+0x17/0x20

 3467 12:10:44.789172  <4>[   35.250215] RIP: 0033:0x7fd629241473

 3468 12:10:44.809957  <4>[   35.254496] 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

 3469 12:10:44.818189  <4>[   35.275772] RSP: 002b:00007ffea7884ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3470 12:10:44.826324  <4>[   35.284512] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fd629241473

 3471 12:10:44.835227  <4>[   35.292768] RDX: 0000000000000019 RSI: 00007fd629135000 RDI: 0000000000000001

 3472 12:10:44.843524  <4>[   35.301030] RBP: 00007fd629135000 R08: 00007fd629134010 R09: 0000000000000000

 3473 12:10:44.851502  <4>[   35.309291] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3474 12:10:44.859458  <4>[   35.317552] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3475 12:10:44.866785  ] CPU: 2 PID: 712 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3476 12:10:44.873864  # [   33.168127] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3477 12:10:44.880626  # [   33.175230] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3478 12:10:44.901585  # [   33.187376] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 64 0b 03 48 c7 c7 20 27 f8 a8 8d 70 01 89 35 71 64 0b 03 e8 8a ae 69 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3479 12:10:44.906925  # [   33.208678] RSP: 0018:ffffbf7441437e60 EFLAGS: 00010286

 3480 12:10:44.914440  # [   33.221016] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3481 12:10:44.922650  # [   33.229282] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 3482 12:10:44.930846  # [   33.243757] RBP: ffffffffa8f821c7 R08: 0000000000000000 R09: 0000000000000000

 3483 12:10:44.939789  # [   33.258240] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3484 12:10:44.948657  # [   33.266506] R13: ffffbf7441437f10 R14: ffffbf7441437f10 R15: ffffa26a02f6c000

 3485 12:10:44.961054  # [   33.280981] FS:  00007fca9355b580(0000) GS:ffffa<6>[   35.414521] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3486 12:10:44.964356  26a7ad00000(0000) knlGS:0000000000000000

 3487 12:10:44.973608  # [   33.290342] CS:  <6>[   35.426482] lkdtm: attempting bad read from page above current stack

 3488 12:10:44.978355  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3489 12:10:44.991485  # [   33.303243] C<0>[   35.440084] BUG: stack guard page was hit at 00000000d1ab73c8 (stack is 0000000024e89ac7..00000000836ca005)

 3490 12:10:44.998273  <4>[   35.457471] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3491 12:10:45.013162  R2: 00007fca93365000 CR3: 00000001036bc001 CR4: 00000000003706e0<4>[   35.464571] CPU: 2 PID: 1012 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3492 12:10:45.020148  <4>[   35.479727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3493 12:10:45.021206  

 3494 12:10:45.023281  <# [   33.317726] Call Trace:

 3495 12:10:45.033246  # [   33.320751]  ? __warn+0x80/4>[   35.486827] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3496 12:10:45.055105  <4>[   35.499949] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 38 2b f8 a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d0 de fb ff 48 c7 c7 78 2b f8 a8 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 b3 de fb ff

 3497 12:10:45.061185  <4>[   35.521228] RSP: 0018:ffffbf74418d7e50 EFLAGS: 00010246

 3498 12:10:45.069215  <4>[   35.527345] RAX: 0000000000000038 RBX: ffffbf74418d4000 RCX: 0000000000000000

 3499 12:10:45.079040  <4>[   35.535607] RDX: 0000000000000000 RSI: ffffa26a7ad1bf50 RDI: ffffffffa8f82b78

 3500 12:10:45.085968  <4>[   35.543867] RBP: ffffffffa8f82243 R08: 0000000000000000 R09: 0000000000000000

 3501 12:10:45.094006  <4>[   35.552129] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3502 12:10:45.102198  <4>[   35.560389] R13: ffffbf74418d7f10 R14: ffffbf74418d7f10 R15: ffffa26a02e8a000

 3503 12:10:45.111414  <4>[   35.568671] FS:  00007f1389964580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 3504 12:10:45.118883  <4>[   35.578001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3505 12:10:45.126359  <4>[   35.584708] CR2: ffffbf74418d8000 CR3: 0000000102c04001 CR4: 00000000003706e0

 3506 12:10:45.129673  <4>[   35.592968] Call Trace:

 3507 12:10:45.132414  <4>[   35.595985]  <#DF>

 3508 12:10:45.137139  <4>[   35.598521]  ? __die_body.cold+0x1a/0x1f

 3509 12:10:45.137258  0x110

 3510 12:10:45.143089  # [   33.330859]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3511 12:10:45.146366  # [ <4>[   35.603193]  ? die+0x2b/0x50

 3512 12:10:45.151810  <4>[   35.612908]  ? handle_stack_overflow+0x3e/0x4d

 3513 12:10:45.156974  <4>[   35.618160]  ? no_context+0x24d/0x380

 3514 12:10:45.158741  <4>[   35.622527]  </#DF>

 3515 12:10:45.164234    33.336115]  ? report_bug+0x9e/0xc0

 3516 12:10:45.217910  # [   33.346512]  ? handle<4>[   35.625154] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3517 12:10:45.223249  <4>[   35.684126] ---[ end trace b27dfb9cdcf5d065 ]---

 3518 12:10:45.225158  _bug+0x41/0x90

 3519 12:10:45.229301  # [   33.356911]  ? exc_invalid_op+0x14/0x70

 3520 12:10:45.234010  # <4>[   35.689574] RIP: 0010:lkdtm_BUG+0x5/0x10

 3521 12:10:45.255058  <4>[   35.700455] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3522 12:10:45.261191  <4>[   35.721731] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3523 12:10:45.270038  <4>[   35.727856] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3524 12:10:45.278132  <4>[   35.736116] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3525 12:10:45.286849  <4>[   35.744376] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3526 12:10:45.294459  <4>[   35.752638] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3527 12:10:45.303223  <4>[   35.760900] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3528 12:10:45.312635  <4>[   35.769153] FS:  00007f1389964580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 3529 12:10:45.318671  <4>[   35.778483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3530 12:10:45.327445  <4>[   35.785189] CR2: ffffbf74418d8000 CR3: 0000000102c04001 CR4: 00000000003706e0

 3531 12:10:45.332343  [   33.361511]  ? asm_exc_invalid_op+0x12/0x20

 3532 12:10:45.336576  # [   33.372689]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3533 12:10:45.341880  # [   33.384158]  direct_entry.cold+0x2c/0x38

 3534 12:10:45.346560  # [   33.395049]  full_proxy_write+0x53/0x80

 3535 12:10:45.349888  # [   33.405841]  vfs_write+0xe7/0x3b0

 3536 12:10:45.353563  # [   33.416048]  ksys_write+0x68/0xf0

 3537 12:10:45.358073  # [   33.420043]  do_syscall_64+0x30/0x40

 3538 12:10:45.364155  # [   33.430535]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3539 12:10:45.367993  # [   33.436471] RIP: 0033:0x7fca93471473

 3540 12:10:45.389847  # [   33.446964] 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

 3541 12:10:45.397581  # [   33.468246] RSP: 002b:00007ffd333b4e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3542 12:10:45.406625  # [   33.483209] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fca93471473

 3543 12:10:45.413366  # [   33.491475] RDX:<6>[   35.873272] lkdtm: Performing direct entry UNSET_SMEP

 3544 12:10:45.419507  <6>[   35.880191] lkdtm: trying to clear SMEP normally

 3545 12:10:45.424893  <4>[   35.885649] ------------[ cut here ]------------

 3546 12:10:45.430267  <4>[   35.891101] pinned CR4 bits changed: 0x100000!?

 3547 12:10:45.441674  <4>[   35.896475] WARNING: CPU: 3 PID: 1049 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3548 12:10:45.447132   0000000000000010 RSI: 00007fca93365000 RDI: 0000000000000001

 3549 12:10:45.499812  #<4>[   35.906981] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3550 12:10:45.514710   [   33.499740] RBP: 00007fca93365000 R08: 00007fca93364010 R09:<4>[   35.965943] CPU: 3 PID: 1049 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3551 12:10:45.516668   0000000000000000

 3552 12:10:45.528347  # [   33.508008] R10: fffffffffffffbc5 R11: 0<4>[   35.981103] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3553 12:10:45.532068  000000000000246 R12: 0000000000000001

 3554 12:10:45.539990  # [   33.522495] R13: 000<4>[   35.994423] RIP: 0010:native_write_cr4+0x45/0x60

 3555 12:10:45.545997  0000000000001 R14: 0000000000020000 R15: 0000000000020000

 3556 12:10:45.567061  # [  <4>[   36.006087] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 78 5e 66 02 00 75 f2 48 c7 c7 38 ff e7 a8 c6 05 68 5e 66 02 01 e8 75 45 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3557 12:10:45.570864   33.536993] irq event stamp: 0

 3558 12:10:45.579665  # [   33.546888] hardirqs last  <4>[   36.033584] RSP: 0018:ffffbf7441957e48 EFLAGS: 00010286

 3559 12:10:45.587693  <4>[   36.045927] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000

 3560 12:10:45.592567  enabled at (0): [<0000000000000000>] 0x0

 3561 12:10:45.602647  # [   33.560400] hardi<4>[   36.054193] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 3562 12:10:45.616821  rqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65<4>[   36.068669] RBP: ffffffffa8f8225d R08: 0000000000000000 R09: 0000000000000000

 3563 12:10:45.618769  c/0x20e0

 3564 12:10:45.631180  # [   33.576048] softirqs last  enabled at (0): [<ffff<4>[   36.083148] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3565 12:10:45.634917  ffffa6efd6cc>] copy_process+0x65c/0x20e0

 3566 12:10:45.645948  # [   33.585481] softi<4>[   36.097635] R13: ffffbf7441957f10 R14: ffffbf7441957f10 R15: ffffa26a02c41000

 3567 12:10:45.652129  rqs last disabled at (0): [<0000000000000000>] 0x0

 3568 12:10:45.661054  # [   33.598<4>[   36.112115] FS:  00007f201d3cd580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 3569 12:10:45.666190  986] ---[ end trace b27dfb9cdcf5d062 ]---

 3570 12:10:45.675062  # WARNING_MESSAGE: sa<4>[   36.127663] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3571 12:10:45.676757  w 'message trigger': ok

 3572 12:10:45.688596  ok 4 selftests: lkdtm: WARNING_MESSAGE.<4>[   36.140595] CR2: 00007f201d1d7000 CR3: 0000000102c04003 CR4: 00000000003706e0

 3573 12:10:45.689236  sh

 3574 12:10:45.692586  # selftests: lkdtm: EXCEPTION.sh

 3575 12:10:45.693098  # Killed

 3576 12:10:45.698874  # [   33.679336]<4>[   36.155073] Call Trace:

 3577 12:10:45.702230   lkdtm: Performing direct entry EXCEPTION

 3578 12:10:45.708852  # [   33.691081] BUG:<4>[   36.164320]  ? __warn+0x80/0x110

 3579 12:10:45.715016   kernel NULL pointer dereference, address: 0000000000000000

 3580 12:10:45.719218  # [<4>[   36.174425]  ? native_write_cr4+0x45/0x60

 3581 12:10:45.724812     33.699154] #PF: supervisor write access in kernel mode

 3582 12:10:45.729230  # [  <4>[   36.185415]  ? report_bug+0x9e/0xc0

 3583 12:10:45.735421   33.705279] #PF: error_code(0x0002) - not-present page

 3584 12:10:45.740049  # [   33<4>[   36.195819]  ? handle_bug+0x41/0x90

 3585 12:10:45.742144  .711305] PGD 0 P4D 0 

 3586 12:10:45.746994  # [   33.714422] Oops: 0002 [#2] SMP PTI

 3587 12:10:45.750937  <4>[   36.206221]  ? exc_invalid_op+0x14/0x70

 3588 12:10:45.751049  

 3589 12:10:45.762397  # [   33.718595] CPU: 1 PID: 746 Comm: cat Tainted: G      D W <4>[   36.217013]  ? asm_exc_invalid_op+0x12/0x20

 3590 12:10:45.764479          5.10.201-cip41 #1

 3591 12:10:45.772716  # [   33.727439] Hardware name: Googl<4>[   36.217020]  ? native_write_cr4+0x45/0x60

 3592 12:10:45.777260  <4>[   36.239177]  ? native_write_cr4+0x45/0x60

 3593 12:10:45.782495  e Rammus/Rammus, BIOS  09/04/2020

 3594 12:10:45.788565  # [   33.734537] RIP: 0010:lk<4>[   36.243949]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3595 12:10:45.792060  dtm_EXCEPTION+0x5/0x20

 3596 12:10:45.799498  # [   33.739788] Code: 48 c7 c7 20 27 f8<4>[   36.255320]  direct_entry.cold+0x2c/0x38

 3597 12:10:45.810553   a8 8d 70 01 89 35 71 64 0b 03 e8 8a ae 69 00 0f 0b c3 cc cc cc <4>[   36.266208]  full_proxy_write+0x53/0x80

 3598 12:10:45.820811  cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00<4>[   36.277000]  vfs_write+0xe7/0x3b0

 3599 12:10:45.825605   00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3600 12:10:45.831057  # [   33.76106<4>[   36.287208]  ksys_write+0x68/0xf0

 3601 12:10:45.836502  6] RSP: 0018:ffffbf74414dfe60 EFLAGS: 00010282

 3602 12:10:45.841466  # [   33.767183]<4>[   36.297419]  do_syscall_64+0x30/0x40

 3603 12:10:45.853908   RAX: ffffffffa797b870 RBX: 0000000000000004 RCX: 00000000000000<4>[   36.307914]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3604 12:10:45.854111  00

 3605 12:10:45.863907  # [   33.775446] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50<4>[   36.320071] RIP: 0033:0x7f201d2e3473

 3606 12:10:45.866449   RDI: ffffffffa8af80e0

 3607 12:10:45.892057  # [   33.783724] RBP: ffffffffa8e75e97 R<4>[   36.330569] 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

 3608 12:10:45.896030  08: 0000000000000000 R09: 0000000000000000

 3609 12:10:45.907020  # [   33.791986] R10<4>[   36.358067] RSP: 002b:00007ffc863a3608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3610 12:10:45.913458  : 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3611 12:10:45.920991  <4>[   36.373037] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f201d2e3473

 3612 12:10:45.935513  # [   33.800249] R13: ffffbf74414dff10 R14: ffffbf74414dff10 R15<4>[   36.387519] RDX: 000000000000000b RSI: 00007f201d1d7000 RDI: 0000000000000001

 3613 12:10:45.944210  <4>[   36.401997] RBP: 00007f201d1d7000 R08: 00007f201d1d6010 R09: 0000000000000000

 3614 12:10:45.946089  : ffffa26a05a03000

 3615 12:10:45.958098  # [   33.808512] FS:  00007fc863789580(0000)<4>[   36.410266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3616 12:10:45.966469  <4>[   36.424742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3617 12:10:45.971312  <4>[   36.433014] irq event stamp: 0

 3618 12:10:45.977881  <4>[   36.436722] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3619 12:10:45.988057  <4>[   36.444017] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3620 12:10:45.996947  <4>[   36.453451] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3621 12:10:46.004048  <4>[   36.462882] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3622 12:10:46.010269  <4>[   36.470176] ---[ end trace b27dfb9cdcf5d066 ]---

 3623 12:10:46.015090  <6>[   36.475625] lkdtm: ok: SMEP did not get cleared

 3624 12:10:46.020659  <6>[   36.480975] lkdtm: trying to clear SMEP with call gadget

 3625 12:10:46.026159  <6>[   36.487201] lkdtm: ok: SMEP removal was reverted

 3626 12:10:46.031561   GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3627 12:10:46.037845  # [   33.817834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3628 12:10:46.046129  # [   33.824542] CR2: 0000000000000000 CR3: 0000000102c1e001 CR4: 00000000003706e0

 3629 12:10:46.048823  # [   33.832802] Call Trace:

 3630 12:10:46.053071  # [   33.835822]  ? __die_body.cold+0x1a/0x1f

 3631 12:10:46.057670  # [   33.840492]  ? no_context+0x177/0x380

 3632 12:10:46.062169  # [   33.844873]  ? exc_page_fault+0x53/0x170

 3633 12:10:46.067336  # [   33.849543]  ? asm_exc_page_fault+0x1e/0x30

 3634 12:10:46.072365  # [   33.854504]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3635 12:10:46.077469  # [   33.859756]  ? lkdtm_EXCEPTION+0x5/0x20

 3636 12:10:46.081273  # [   33.864319]  direct_entry.cold+0x2c/0x38

 3637 12:10:46.086554  # [   33.868988]  full_proxy_write+0x53/0x80

 3638 12:10:46.089647  # [   33.873551]  vfs_write+0xe7/0x3b0

 3639 12:10:46.093833  # [   33.877532]  ksys_write+0x68/0xf0

 3640 12:10:46.097991  # [   33.881522]  do_syscall_64+0x30/0x40

 3641 12:10:46.103575  # [   33.885795]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3642 12:10:46.108215  # [   33.891727] RIP: 0033:0x7fc86369f473

 3643 12:10:46.119490  # [   33.896005] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 4<6>[   36.576477] lkdtm: Performing direct entry DOUBLE_FAULT

 3644 12:10:46.131219  8 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0<3>[   36.585811] lkdtm: XFAIL: this test is ia32-only

 3645 12:10:46.141144   75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3646 12:10:46.149637  # [   33.917282] RSP: 002b:00007ffd8c248be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3647 12:10:46.157072  # [   33.926022] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc86369f473

 3648 12:10:46.166256  # [   33.934285] RDX: 000000000000000a RSI: 00007fc863593000 RDI: 0000000000000001

 3649 12:10:46.174657  # [   33.942547] RBP: 00007fc863593000 R08: 00007fc863592010 R09: 0000000000000000

 3650 12:10:46.181868  # [   33.950809] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3651 12:10:46.190286  # [   33.959071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3652 12:10:46.242470  # [   33.967336] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3653 12:10:46.246829  # [   34.026335] CR2: 0000000000000000

 3654 12:10:46.255785  # [   34.030316] ---[ end tr<6>[   36.714923] lkdtm: Performing direct entry CORRUPT_PAC

 3655 12:10:46.258413  ace b27dfb9cdcf5d063 ]---

 3656 12:10:46.266654  # [   34.035762] RIP: 0010:lkdtm_BUG+<3>[   36.721584] lkdtm: XFAIL: this test is arm64-only

 3657 12:10:46.269283  0x5/0x10

 3658 12:10:46.289388  # [   34.040430] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3659 12:10:46.294668  # [   34.061707] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3660 12:10:46.303352  # [   34.067824] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3661 12:10:46.311394  # [   34.076085] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3662 12:10:46.319381  # [   34.084349] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3663 12:10:46.327846  # [   34.092611] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3664 12:10:46.336085  # [   34.100873] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3665 12:10:46.345470  # [   34.109135] FS:  00007fc863789580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3666 12:10:46.351534  # [   34.118467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3667 12:10:46.360174  # [   34.125173] CR2: 0000000000000000 CR3: 0000000102c1e001 CR4: 00000000003706e0

 3668 12:10:46.370716  # [   34.133435] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3669 12:10:46.379909  # [   34.143639] in_atomic(<6>[   36.836006] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3670 12:10:46.387983  <3>[   36.846504] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3671 12:10:46.394413  ): 0, irqs_disabled(): 1, non_block: 0, pid: 746, name: cat

 3672 12:10:46.398333  # [   34.152289] INFO: lockdep is turned off.

 3673 12:10:46.401930  # [   34.156957] irq event stamp: 0

 3674 12:10:46.409175  # [   34.160676] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3675 12:10:46.419480  # [   34.167966] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3676 12:10:46.428305  # [   34.177394] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3677 12:10:46.435094  # [   34.186823] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3678 12:10:46.445066  # [   34.194113] CPU: 1 PID: 746 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3679 12:10:46.451267  # [   34.202956] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3680 12:10:46.455802  # [   34.210053] Call Trace:

 3681 12:10:46.458422  # [   34.213073]  dump_stack+0x77/0x9b

 3682 12:10:46.462536  # [   34.217065]  ___might_sleep.cold+0xa6/0xb6

 3683 12:10:46.466771  # [   34.221929]  exit_signals+0x1c/0x300

 3684 12:10:46.471250  # [   34.226201]  do_exit+0xc2/0xab0

 3685 12:10:46.475117  # [   34.229988]  ? ksys_write+0x68/0xf0

 3686 12:10:46.478503  # [   34.234170]  make_task_dead+0x2f/0x30

 3687 12:10:46.484100  # [   34.238548]  rewind_stack_and_make_dead+0x17/0x20

 3688 12:10:46.488771  # [   34.244091] RIP: 0033:0x7fc86369f473

 3689 12:10:46.509793  # [   34.248370] 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

 3690 12:10:46.517967  # [   34.269670] RSP: 002b:00007ffd8c248be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3691 12:10:46.531493  # [   34.278420] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 000<6>[   36.988867] lkdtm: Performing direct entry READ_AFTER_FREE

 3692 12:10:46.539011  <6>[   36.997588] lkdtm: Value in memory before free: 12345678

 3693 12:10:46.543954  <6>[   37.003816] lkdtm: Attempting bad read from freed memory

 3694 12:10:46.549175  <6>[   37.010071] lkdtm: Memory was not poisoned

 3695 12:10:46.550463  07fc86369f473

 3696 12:10:46.558106  # [   34.286683] RDX: 000000000000000a RSI: 00007fc863593000 RDI: 0000000000000001

 3697 12:10:46.566803  # [   34.294945] RBP: 00007fc863593000 R08: 00007fc863592010 R09: 0000000000000000

 3698 12:10:46.574703  # [   34.303207] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3699 12:10:46.582901  # [   34.311467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3700 12:10:46.586051  # EXCEPTION: saw 'call trace:': ok

 3701 12:10:46.590897  ok 5 selftests: lkdtm: EXCEPTION.sh

 3702 12:10:46.593047  # selftests: lkdtm: LOOP.sh

 3703 12:10:46.595918  # Skipping LOOP: Hangs the system

 3704 12:10:46.599954  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3705 12:10:46.603836  # selftests: lkdtm: EXHAUST_STACK.sh

 3706 12:10:46.609039  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3707 12:10:46.613811  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3708 12:10:46.616889  # selftests: lkdtm: CORRUPT_STACK.sh

 3709 12:10:46.622719  # Skipping CORRUPT_STACK: Crashes entire system on success

 3710 12:10:46.627493  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3711 12:10:46.632558  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3712 12:10:46.638228  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3713 12:10:46.643457  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3714 12:10:46.647343  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3715 12:10:46.654929  # [   34.548472] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3716 12:10:46.660860  # [   34.556259] lkdtm: attempting good list addition

 3717 12:10:46.667151  # [   34.5<6>[   37.125661] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3718 12:10:46.672665  61741] lkdtm: attempting corrupted list addition

 3719 12:10:46.681805  # [   34.56770<6>[   37.133927] lkdtm: Value in memory before free: 12345678

 3720 12:10:46.684427  5] lkdtm: list_add() corruption not detected!

 3721 12:10:46.692139  # CORRUPT_LIST_AD<6>[   37.146361] lkdtm: Attempting to read from freed memory

 3722 12:10:46.696660  D: missing 'list_add corruption': [FAIL]

 3723 12:10:46.703548  not ok 10 selftests: l<6>[   37.158714] lkdtm: Buddy page was not poisoned

 3724 12:10:46.706832  kdtm: CORRUPT_LIST_ADD.sh # exit=1

 3725 12:10:46.711539  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3726 12:10:46.718488  # [   34.647256] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3727 12:10:46.723144  # [   34.654894] lkdtm: attempting good list removal

 3728 12:10:46.728501  # [   34.660277] lkdtm: attempting corrupted list removal

 3729 12:10:46.735019  # [   34.666117] lkdtm: list_del() corruption not detected!

 3730 12:10:46.740393  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3731 12:10:46.746085  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3732 12:10:46.750618  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3733 12:10:46.753022  # Segmentation fault

 3734 12:10:46.760249  # [   34.801108] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3735 12:10:46.767717  # [   34.809960] lkdtm: attempting bad read from page below current stack

 3736 12:10:46.777906  # [   34.817386] BUG: stack guard page was hit at 0000000049f1a4f5 (stack is 00000000f00c35c9..00000000645b8143)

 3737 12:10:46.785240  # [   34.828594] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3738 12:10:46.797267  # [   34.835691] CPU: 1 PID: 978 Comm: cat Tainted: G   <6>[   37.256179] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3739 12:10:46.801933     D W         5.10.201-cip41 #1

 3740 12:10:46.809065  # [   34.844536] Hardware name<6>[   37.263685] lkdtm: Attempting double slab free ...

 3741 12:10:46.813217  : Google Rammus/Rammus, BIOS  09/04/2020

 3742 12:10:46.819960  # [   34.851634] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3743 12:10:46.840921  # [   34.858441] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 c0 2a f8 a8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 0a df fb ff 48 c7 c7 00 2b f8 a8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f0 de fb ff 0f 1f 44

 3744 12:10:46.848304  # [   34.879730] RSP: 0018:ffffbf744184fe50 EFLAGS: 00010246

 3745 12:10:46.855577  # [   34.885855] RAX: 0000000000000038 RBX: ffffbf744184c000 RCX: 0000000000000000

 3746 12:10:46.863729  # [   34.894115] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffffffa8f82b00

 3747 12:10:46.871941  # [   34.902378] RBP: ffffffffa8f8222a R08: 0000000000000000 R09: 0000000000000000

 3748 12:10:46.879574  # [   34.910641] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3749 12:10:46.888187  # [   34.918903] R13: ffffbf744184ff10 R14: ffffbf744184ff10 R15: ffffa26a0271f000

 3750 12:10:46.896831  # [   34.927164] FS: <6>[   37.354631] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3751 12:10:46.902266  <6>[   37.362809] lkdtm: Attempting cross-cache slab free ...

 3752 12:10:46.910197   00007fd62932b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3753 12:10:46.916422  # [   34.936495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3754 12:10:46.924773  # [   34.943200] CR2: ffffbf744184bfff CR3: 0000000104050003 CR4: 00000000003706e0

 3755 12:10:46.927570  # [   34.951462] Call Trace:

 3756 12:10:46.933098  # [   34.954479]  <#DF>

 3757 12:10:46.935185  # [   34.957012]  ? __die_body.cold+0x1a/0x1f

 3758 12:10:46.937818  # [   34.961683]  ? die+0x2b/0x50

 3759 12:10:46.942926  # [   34.965185]  ? handle_stack_overflow+0x3e/0x4d

 3760 12:10:46.947397  # [   34.970437]  ? no_context+0x24d/0x380

 3761 12:10:46.949683  # [   34.974814]  </#DF>

 3762 12:10:46.990121  # [   34.977443] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_<6>[   37.447379] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3763 12:10:47.001482  v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf<6>[   37.456121] lkdtm: Attempting non-Slab slab free ...

 3764 12:10:47.015126  2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3765 12:10:47.019453  # [   35.030232] ---[ end trace b27dfb9cdcf5d064 ]---

 3766 12:10:47.025293  # [   35.041890] RIP: 0010:lkdtm_BUG+0x5/0x10

 3767 12:10:47.046388  # [   35.046558] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3768 12:10:47.051490  # [   35.067836] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3769 12:10:47.059478  # [   35.073961] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3770 12:10:47.067392  # [   35.082221] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3771 12:10:47.076127  # [   35.090482] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3772 12:10:47.084249  # [   35.098744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3773 12:10:47.092817  # [   35.107004] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3774 12:10:47.101780  # [   35.115265] FS:  00007fd62932b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3775 12:10:47.108349  # [   35.124593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3776 12:10:47.116599  # [   35.131300] CR2: ffffbf744184bfff CR3: 0000000104050003 CR4: 00000000003706e0

 3777 12:10:47.127134  # [   35.139561] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3778 12:10:47.135334  # [   35.149766] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 978, name: cat

 3779 12:10:47.139719  # [   35.158416] INFO: lockdep is turned off.

 3780 12:10:47.143220  # [   35.163084] irq event stamp: 0

 3781 12:10:47.151184  # [   35.166779] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3782 12:10:47.159584  # [   35.174070] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3783 12:10:47.169017  # [   35.183497] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3784 12:10:47.175847  # [   35.192925] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3785 12:10:47.185034  # [   35.200216] CPU: 1 PID: 978 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3786 12:10:47.191916  # [   35.209059] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3787 12:10:47.195357  # [   35.216156] Call Trace:

 3788 12:10:47.198709  # [   35.219175]  dump_stack+0x77/0x9b

 3789 12:10:47.204179  # [   35.223166]  ___might_sleep.cold+0xa6/0xb6

 3790 12:10:47.207603  # [   35.228030]  exit_signals+0x1c/0x300

 3791 12:10:47.211486  # [   35.232310]  do_exit+0xc2/0xab0

 3792 12:10:47.215600  # [   35.236106]  ? ksys_write+0x68/0xf0

 3793 12:10:47.225680  # [   35.240289]  make_task_dead+0x2f/0<6>[   37.681220] lkdtm: Performing direct entry EXEC_DATA

 3794 12:10:47.232452  <6>[   37.691541] lkdtm: attempting ok execution at ffffffffa797bbe0

 3795 12:10:47.233434  x30

 3796 12:10:47.238583  # [   35.244673]  rewind_stack_and_make_dead+0x17/0x20

 3797 12:10:47.245039  # [<6>[   37.698364] lkdtm: attempting bad execution at ffffffffaaa31d00

 3798 12:10:47.253969  <2>[   37.711478] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3799 12:10:47.258004     35.250215] RIP: 0033:0x7fd629241473

 3800 12:10:47.269088  # [   35.254496] Code: 8<1>[   37.720153] BUG: unable to handle page fault for address: ffffffffaaa31d00

 3801 12:10:47.274190  <1>[   37.734337] #PF: supervisor instruction fetch in kernel mode

 3802 12:10:47.280510  <1>[   37.740950] #PF: error_code(0x0011) - permissions violation

 3803 12:10:47.289284  <6>[   37.747465] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 8000000145c000e3 

 3804 12:10:47.293360  <4>[   37.755534] Oops: 0011 [#5] SMP PTI

 3805 12:10:47.302330  <4>[   37.759730] CPU: 1 PID: 1572 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3806 12:10:47.310340  <4>[   37.768674] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3807 12:10:47.314419  <4>[   37.775773] RIP: 0010:data_area+0x0/0x40

 3808 12:10:47.335067  <4>[   37.780440] Code: ff ff 00 03 28 00 6a a2 ff ff 00 02 28 00 6a 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 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3809 12:10:47.341416  <4>[   37.801731] RSP: 0018:ffffbf744214fe48 EFLAGS: 00010246

 3810 12:10:47.349466  <4>[   37.807856] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3811 12:10:47.358457  <4>[   37.816117] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 3812 12:10:47.366374  <4>[   37.824379] RBP: ffffffffaaa31d00 R08: 0000000000000000 R09: 0000000000000000

 3813 12:10:47.374720  <4>[   37.832641] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3814 12:10:47.383235  <4>[   37.840926] R13: ffffbf744214ff10 R14: ffffbf744214ff10 R15: ffffa26a06426000

 3815 12:10:47.392623  <4>[   37.849188] FS:  00007f889b241580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3816 12:10:47.399081  <4>[   37.858518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3817 12:10:47.407272  <4>[   37.865226] CR2: ffffffffaaa31d00 CR3: 00000001029aa003 CR4: 00000000003706e0

 3818 12:10:47.409978  <4>[   37.873487] Call Trace:

 3819 12:10:47.414695  <4>[   37.876508]  ? __die_body.cold+0x1a/0x1f

 3820 12:10:47.419461  <4>[   37.881178]  ? no_context+0x177/0x380

 3821 12:10:47.424013  <4>[   37.885559]  ? exc_page_fault+0xd7/0x170

 3822 12:10:47.428878  <4>[   37.890228]  ? asm_exc_page_fault+0x1e/0x30

 3823 12:10:47.433282  <4>[   37.895185]  ? execute_location+0x45/0x56

 3824 12:10:47.438409  <4>[   37.899951]  ? direct_entry.cold+0x2c/0x38

 3825 12:10:47.443157  <4>[   37.904816]  ? full_proxy_write+0x53/0x80

 3826 12:10:47.447080  <4>[   37.909582]  ? vfs_write+0xe7/0x3b0

 3827 12:10:47.451288  <4>[   37.913767]  ? ksys_write+0x68/0xf0

 3828 12:10:47.455827  <4>[   37.917951]  ? do_syscall_64+0x30/0x40

 3829 12:10:47.462111  <4>[   37.922426]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3830 12:10:47.521285  b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f<4>[   37.928553] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3831 12:10:47.526022  <4>[   37.987550] CR2: ffffffffaaa31d00

 3832 12:10:47.530285  <4>[   37.991540] ---[ end trace b27dfb9cdcf5d067 ]---

 3833 12:10:47.536246  <4>[   37.996978] RIP: 0010:lkdtm_BUG+0x5/0x10

 3834 12:10:47.557055  <4>[   38.001664] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3835 12:10:47.569673   00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48<4>[   38.022939] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3836 12:10:47.577258  <4>[   38.035278] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3837 12:10:47.585045  <4>[   38.043538] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3838 12:10:47.593792  <4>[   38.051798] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3839 12:10:47.601734  <4>[   38.060060] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3840 12:10:47.609724  <4>[   38.068320] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3841 12:10:47.619478  <4>[   38.076581] FS:  00007f889b241580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3842 12:10:47.626329  <4>[   38.085910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3843 12:10:47.635117  <4>[   38.092618] CR2: ffffffffaaa31d00 CR3: 00000001029aa003 CR4: 00000000003706e0

 3844 12:10:47.645400  <3>[   38.100880] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3845 12:10:47.653387  <3>[   38.111072] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1572, name: cat

 3846 12:10:47.658545  <4>[   38.119819] INFO: lockdep is turned off.

 3847 12:10:47.661824  <4>[   38.124488] irq event stamp: 0

 3848 12:10:47.669547  <4>[   38.128186] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3849 12:10:47.678488  <4>[   38.135468] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3850 12:10:47.688586  <4>[   38.144893] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 3851 12:10:47.695625  <4>[   38.154319] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3852 12:10:47.704365  <4>[   38.161610] CPU: 1 PID: 1572 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3853 12:10:47.711447  <4>[   38.170550] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3854 12:10:47.714111  <4>[   38.177661] Call Trace:

 3855 12:10:47.724927  > 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18<4>[   38.180690]  dump_stack+0x77/0x9b

 3856 12:10:47.729585  <4>[   38.190891]  ___might_sleep.cold+0xa6/0xb6

 3857 12:10:47.734081  <4>[   38.195755]  exit_signals+0x1c/0x300

 3858 12:10:47.737387  <4>[   38.200036]  do_exit+0xc2/0xab0

 3859 12:10:47.741737  <4>[   38.203831]  ? ksys_write+0x68/0xf0

 3860 12:10:47.746207  <4>[   38.208013]  make_task_dead+0x2f/0x30

 3861 12:10:47.751173  <4>[   38.212390]  rewind_stack_and_make_dead+0x17/0x20

 3862 12:10:47.756648  <4>[   38.217932] RIP: 0033:0x7f889b157473

 3863 12:10:47.776618  <4>[   38.222203] 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

 3864 12:10:47.785697  <4>[   38.243478] RSP: 002b:00007ffc2db96dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3865 12:10:47.794947  <4>[   38.252225] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f889b157473

 3866 12:10:47.802388  <4>[   38.260485] RDX: 000000000000000a RSI: 00007f889b04b000 RDI: 0000000000000001

 3867 12:10:47.810767  <4>[   38.268747] RBP: 00007f889b04b000 R08: 00007f889b04a010 R09: 0000000000000000

 3868 12:10:47.819064  <4>[   38.277006] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3869 12:10:47.827280  <4>[   38.285267] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3870 12:10:47.827401  

 3871 12:10:47.835620  # [   35.275772] RSP: 002b:00007ffea7884ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3872 12:10:47.844162  # [   35.284512] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fd629241473

 3873 12:10:47.853143  # [   35.292768] RDX: 0000000000000019 RSI: 00007fd629135000 RDI: 0000000000000001

 3874 12:10:47.860599  # [   35.301030] RBP: 00007fd629135000 R08: 00007fd629134010 R09: 0000000000000000

 3875 12:10:47.869888  # [   35.309291] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3876 12:10:47.876746  # [   35.317552] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3877 12:10:47.882736  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3878 12:10:47.887008  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3879 12:10:47.891609  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3880 12:10:47.893597  # Segmentation fault

 3881 12:10:47.901680  # [   35.414521] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3882 12:10:47.908586  # [   35.426482] lkdtm: attempting bad read from page above current stack

 3883 12:10:47.919360  # [   35.440084] BUG: stack guard page was hit at 00000000d1ab73c8 (stack is 0000000024e89ac7..00000000836ca005)

 3884 12:10:47.926670  # [   35.457471] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3885 12:10:47.935015  # [   35.464571] CPU: 2 PID: 1012 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3886 12:10:47.945057  # [   35.479727] Hardware name: Google<6>[   38.403440] lkdtm: Performing direct entry EXEC_STACK

 3887 12:10:47.952005  <6>[   38.411374] lkdtm: attempting ok execution at ffffffffa797bbe0

 3888 12:10:47.959526  <6>[   38.418236] lkdtm: attempting bad execution at ffffbf7442207e18

 3889 12:10:47.962135   Rammus/Rammus, BIOS  09/04/2020

 3890 12:10:47.973348  # [   35.486827] RIP: 0010:lkd<2>[   38.425154] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3891 12:10:47.983511  <1>[   38.440012] BUG: unable to handle page fault for address: ffffbf7442207e18

 3892 12:10:47.988204  <1>[   38.447984] #PF: supervisor instruction fetch in kernel mode

 3893 12:10:47.995164  <1>[   38.454595] #PF: error_code(0x0011) - permissions violation

 3894 12:10:47.998952  tm<_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3895 12:10:48.010601  # [   35.499949] Code: d6>[   38.461109] PGD 100000067 P4D 100000067 PUD 100244067 PMD 1061bf067 PTE 80000001033b6063

 3896 12:10:48.015255  <4>[   38.476661] Oops: 0011 [#6] SMP PTI

 3897 12:10:48.023322  <4>[   38.480844] CPU: 1 PID: 1609 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3898 12:10:48.030375  <4>[   38.489776] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3899 12:10:48.035691  <4>[   38.496874] RIP: 0010:0xffffbf7442207e18

 3900 12:10:48.057316  <4>[   38.501542] Code: 00 00 18 7e 20 42 74 bf ff ff 0f e6 05 a8 ff ff ff ff 20 00 00 00 00 00 00 00 86 23 f8 a8 ff ff ff ff 3e e7 05 a8 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3901 12:10:48.062785  <4>[   38.522810] RSP: 0018:ffffbf7442207df8 EFLAGS: 00010246

 3902 12:10:48.070967  <4>[   38.528927] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3903 12:10:48.079151  <4>[   38.537187] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 3904 12:10:48.087112  <4>[   38.545448] RBP: ffffbf7442207e18 R08: 0000000000000000 R09: 0000000000000000

 3905 12:10:48.095531  <4>[   38.553724] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3906 12:10:48.103728  <4>[   38.561983] R13: ffffbf7442207f10 R14: ffffbf7442207f10 R15: ffffa26a0275c000

 3907 12:10:48.114738  <4>[   38.570244] FS:  00007f3a52862580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3908 12:10:48.119714  <4>[   38.579572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3909 12:10:48.127708  <4>[   38.586279] CR2: ffffbf7442207e18 CR3: 000000010276a004 CR4: 00000000003706e0

 3910 12:10:48.131659  <4>[   38.594540] Call Trace:

 3911 12:10:48.136807  <4>[   38.597561]  ? __die_body.cold+0x1a/0x1f

 3912 12:10:48.140407  <4>[   38.602230]  ? no_context+0x177/0x380

 3913 12:10:48.145193  <4>[   38.606608]  ? exc_page_fault+0xd7/0x170

 3914 12:10:48.149863  <4>[   38.611278]  ? asm_exc_page_fault+0x1e/0x30

 3915 12:10:48.154684  <4>[   38.616241]  ? execute_location+0x45/0x56

 3916 12:10:48.159098  <4>[   38.621007]  ? lkdtm_EXEC_STACK+0x26/0x44

 3917 12:10:48.164345  <4>[   38.625773]  ? direct_entry.cold+0x2c/0x38

 3918 12:10:48.168799  <4>[   38.630636]  ? full_proxy_write+0x53/0x80

 3919 12:10:48.173982  <4>[   38.635403]  ? vfs_write+0xe7/0x3b0

 3920 12:10:48.177321  <4>[   38.639578]  ? ksys_write+0x68/0xf0

 3921 12:10:48.181999  <4>[   38.643753]  ? do_syscall_64+0x30/0x40

 3922 12:10:48.187657  <4>[   38.648227]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3923 12:10:48.246834  e fb ff 0f 1f 44 00 00 53 48 c7 c7 38 2b f8 a8 50 65 48 8b 04 25<4>[   38.654354] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3924 12:10:48.251220  <4>[   38.713341] CR2: ffffbf7442207e18

 3925 12:10:48.256434  <4>[   38.717331] ---[ end trace b27dfb9cdcf5d068 ]---

 3926 12:10:48.260634  <4>[   38.722777] RIP: 0010:lkdtm_BUG+0x5/0x10

 3927 12:10:48.282302  <4>[   38.727444] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3928 12:10:48.289122  <4>[   38.748724] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3929 12:10:48.297199  <4>[   38.754848] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3930 12:10:48.305698  <4>[   38.763109] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3931 12:10:48.313763  <4>[   38.771370] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3932 12:10:48.321834  <4>[   38.779632] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3933 12:10:48.330124  <4>[   38.787892] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 3934 12:10:48.339034  <4>[   38.796152] FS:  00007f3a52862580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3935 12:10:48.346998  <4>[   38.805481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3936 12:10:48.355354  <4>[   38.812190] CR2: ffffbf7442207e18 CR3: 000000010276a004 CR4: 00000000003706e0

 3937 12:10:48.366206   40 b0 01 00 48 8b 58 18 e8 d0 de fb ff 48 c7 c7 78 2b f8 a8 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 b3 de fb ff

 3938 12:10:48.372678  # [   35.521228] RSP: 0018:ffffbf74418d7e50 EFLAGS: 00010246

 3939 12:10:48.381745  # [   35.527345] RAX: 0000000000000038 RBX: ffffbf74418d4000 RCX: 0000000000000000

 3940 12:10:48.389374  # [   35.535607] RDX: 0000000000000000 RSI: ffffa26a7ad1bf50 RDI: ffffffffa8f82b78

 3941 12:10:48.397338  # [   35.543867] RBP: ffffffffa8f82243 R08: 0000000000000000 R09: 0000000000000000

 3942 12:10:48.404875  # [   35.552129] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3943 12:10:48.413535  # [   35.560389] R13: ffffbf74418d7f10 R14: ffffbf74418d7f10 R15: ffffa26a02e8a000

 3944 12:10:48.422930  # [   35.568671] FS:  00007f1389964580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 3945 12:10:48.429267  # [   35.578001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3946 12:10:48.438564  # [   35.584708] CR2: ffffbf74418d8000 CR3: 0000000102c04001 CR4: 00000000003706e0

 3947 12:10:48.441040  # [   35.592968] Call Trace:

 3948 12:10:48.443081  # [   35.595985]  <#DF>

 3949 12:10:48.447886  # [   35.598521]  ? __die_body.cold+0x1a/0x1f

 3950 12:10:48.451283  # [   35.603193]  ? die+0x2b/0x50

 3951 12:10:48.456068  # [   35.612908]  ? handle_stack_overflow+0x3e/0x4d

 3952 12:10:48.465526  # [   35.618160]  ? no_context+0x24d/0x<6>[   38.922723] lkdtm: Performing direct entry EXEC_KMALLOC

 3953 12:10:48.472601  <6>[   38.932304] lkdtm: attempting ok execution at ffffffffa797bbe0

 3954 12:10:48.479535  <6>[   38.939151] lkdtm: attempting bad execution at ffffa26a0400ea80

 3955 12:10:48.487993  <2>[   38.946092] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3956 12:10:48.496042  <1>[   38.954757] BUG: unable to handle page fault for address: ffffa26a0400ea80

 3957 12:10:48.497314  380

 3958 12:10:48.499810  # [   35.622527]  </#DF>

 3959 12:10:48.508988  # [   35.625154] Modules linked i<1>[   38.962730] #PF: supervisor instruction fetch in kernel mode

 3960 12:10:48.515836  <1>[   38.975554] #PF: error_code(0x0011) - permissions violation

 3961 12:10:48.531408  n:< fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sens6>[   38.982069] PGD 145e01067 P4D 145e01067 PUD 100841063 PMD 10409b063 PTE 800000010400e063

 3962 12:10:48.535187  <4>[   38.997622] Oops: 0011 [#7] SMP PTI

 3963 12:10:48.544994  <4>[   39.001804] CPU: 1 PID: 1646 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 3964 12:10:48.550992  <4>[   39.010744] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3965 12:10:48.555843  <4>[   39.017842] RIP: 0010:0xffffa26a0400ea80

 3966 12:10:48.577382  <4>[   39.022509] Code: 00 00 02 00 00 00 00 00 00 00 00 ed 00 04 6a a2 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 eb f2 ef a6 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3967 12:10:48.584059  <4>[   39.043783] RSP: 0018:ffffbf74422a7e38 EFLAGS: 00010246

 3968 12:10:48.591554  <4>[   39.049907] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3969 12:10:48.600213  <4>[   39.058168] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 3970 12:10:48.608221  <4>[   39.066429] RBP: ffffa26a0400ea80 R08: 0000000000000000 R09: 0000000000000000

 3971 12:10:48.616139  <4>[   39.074690] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 3972 12:10:48.624657  <4>[   39.082951] R13: ffffbf74422a7f10 R14: ffffbf74422a7f10 R15: ffffa26a032ce000

 3973 12:10:48.634504  <4>[   39.091213] FS:  00007f12cfcbb580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 3974 12:10:48.640578  <4>[   39.100543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3975 12:10:48.648986  <4>[   39.107252] CR2: ffffa26a0400ea80 CR3: 0000000102d9c003 CR4: 00000000003706e0

 3976 12:10:48.652451  <4>[   39.115511] Call Trace:

 3977 12:10:48.657026  <4>[   39.118532]  ? __die_body.cold+0x1a/0x1f

 3978 12:10:48.661112  <4>[   39.123201]  ? no_context+0x177/0x380

 3979 12:10:48.665752  <4>[   39.127581]  ? exc_page_fault+0xd7/0x170

 3980 12:10:48.670340  <4>[   39.132249]  ? asm_exc_page_fault+0x1e/0x30

 3981 12:10:48.677005  <4>[   39.137214]  ? execute_location+0x45/0x56

 3982 12:10:48.680823  <4>[   39.141979]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 3983 12:10:48.685403  <4>[   39.146929]  ? direct_entry.cold+0x2c/0x38

 3984 12:10:48.689693  <4>[   39.151793]  ? full_proxy_write+0x53/0x80

 3985 12:10:48.694653  <4>[   39.156560]  ? vfs_write+0xe7/0x3b0

 3986 12:10:48.698423  <4>[   39.160744]  ? ksys_write+0x68/0xf0

 3987 12:10:48.703665  <4>[   39.164928]  ? do_syscall_64+0x30/0x40

 3988 12:10:48.709163  <4>[   39.169402]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3989 12:10:48.768103  ors_core industrialio_triggered_buffer kfifo_buf industrialio uv<4>[   39.175519] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 3990 12:10:48.772034  <4>[   39.234514] CR2: ffffa26a0400ea80

 3991 12:10:48.778015  <4>[   39.238503] ---[ end trace b27dfb9cdcf5d069 ]---

 3992 12:10:48.782263  <4>[   39.243949] RIP: 0010:lkdtm_BUG+0x5/0x10

 3993 12:10:48.803019  <4>[   39.248616] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 3994 12:10:48.809628  <4>[   39.269891] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 3995 12:10:48.818019  <4>[   39.276016] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 3996 12:10:48.826838  <4>[   39.284275] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 3997 12:10:48.834163  <4>[   39.292535] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 3998 12:10:48.842413  <4>[   39.300794] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3999 12:10:48.850634  <4>[   39.309054] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4000 12:10:48.860440  <4>[   39.317315] FS:  00007f12cfcbb580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4001 12:10:48.867493  <4>[   39.326643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4002 12:10:48.875814  <4>[   39.333375] CR2: ffffa26a0400ea80 CR3: 0000000102d9c003 CR4: 00000000003706e0

 4003 12:10:48.884980  <3>[   39.341636] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4004 12:10:48.894195  <3>[   39.351839] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1646, name: cat

 4005 12:10:48.898987  <4>[   39.360585] INFO: lockdep is turned off.

 4006 12:10:48.903547  <4>[   39.365251] irq event stamp: 0

 4007 12:10:48.910183  <4>[   39.368948] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4008 12:10:48.918868  <4>[   39.376239] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4009 12:10:48.928471  <4>[   39.385672] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4010 12:10:48.936177  <4>[   39.395098] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4011 12:10:48.944933  <4>[   39.402388] CPU: 1 PID: 1646 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4012 12:10:48.952234  <4>[   39.411329] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4013 12:10:48.954997  <4>[   39.418424] Call Trace:

 4014 12:10:48.958987  <4>[   39.421443]  dump_stack+0x77/0x9b

 4015 12:10:48.963920  <4>[   39.425433]  ___might_sleep.cold+0xa6/0xb6

 4016 12:10:48.968151  <4>[   39.430297]  exit_signals+0x1c/0x300

 4017 12:10:48.972653  <4>[   39.434569]  do_exit+0xc2/0xab0

 4018 12:10:48.976477  <4>[   39.438363]  ? ksys_write+0x68/0xf0

 4019 12:10:48.980488  <4>[   39.442547]  make_task_dead+0x2f/0x30

 4020 12:10:48.986052  <4>[   39.446923]  rewind_stack_and_make_dead+0x17/0x20

 4021 12:10:48.991256  <4>[   39.452466] RIP: 0033:0x7f12cfbd1473

 4022 12:10:49.011461  <4>[   39.456744] 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

 4023 12:10:49.020719  <4>[   39.478018] RSP: 002b:00007ffdfddb1ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4024 12:10:49.028759  <4>[   39.486763] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f12cfbd1473

 4025 12:10:49.037229  <4>[   39.495024] RDX: 000000000000000d RSI: 00007f12cfac5000 RDI: 0000000000000001

 4026 12:10:49.045162  <4>[   39.503285] RBP: 00007f12cfac5000 R08: 00007f12cfac4010 R09: 0000000000000000

 4027 12:10:49.054775  <4>[   39.511543] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4028 12:10:49.062176  <4>[   39.519803] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4029 12:10:49.098964  cvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4030 12:10:49.104094  # [   35.684126] ---[ end trace b27dfb9cdcf5d065 ]---

 4031 12:10:49.109718  # [   35.689574] RIP: 0010:lkdtm_BUG+0x5/0x10

 4032 12:10:49.129453  # [   35.700455] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4033 12:10:49.135940  # [   35.721731] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4034 12:10:49.143840  # [   35.727856] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4035 12:10:49.152385  # [   35.736116] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4036 12:10:49.159965  # [   35.744376] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4037 12:10:49.170093  # [   35.752638] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4038 12:10:49.176995  # [   35.760900] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4039 12:10:49.185813  # [   35.769153] FS:  00007f1389964580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 4040 12:10:49.192564  # [   35.778483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4041 12:10:49.200609  # [   35.785189] CR2: ffffbf74418d8000 CR3: 0000000102c04001 CR4: 00000000003706e0

 4042 12:10:49.205856  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 4043 12:10:49.210539  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 4044 12:10:49.213910  # selftests: lkdtm: UNSET_SMEP.sh

 4045 12:10:49.220129  # [   35.873272] lkdtm: Performing direct entry UNSET_SMEP

 4046 12:10:49.229127  # [   35.880191] lkdtm: trying to<6>[   39.688448] lkdtm: Performing direct entry EXEC_VMALLOC

 4047 12:10:49.237338  <6>[   39.695840] lkdtm: attempting ok execution at ffffffffa797bbe0

 4048 12:10:49.238645   clear SMEP normally

 4049 12:10:49.249870  # [   35.885649] ------------[ cut here ]-<6>[   39.702675] lkdtm: attempting bad execution at ffffbf7440355000

 4050 12:10:49.257869  <2>[   39.715795] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4051 12:10:49.266572  <1>[   39.724451] BUG: unable to handle page fault for address: ffffbf7440355000

 4052 12:10:49.273272  <1>[   39.732422] #PF: supervisor instruction fetch in kernel mode

 4053 12:10:49.279484  <1>[   39.739034] #PF: error_code(0x0011) - permissions violation

 4054 12:10:49.288341  <6>[   39.745546] PGD 100000067 P4D 100000067 PUD 100244067 PMD 100a0e067 PTE 8000000102b4f063

 4055 12:10:49.293707  <4>[   39.754878] Oops: 0011 [#8] SMP PTI

 4056 12:10:49.301350  <4>[   39.759059] CPU: 1 PID: 1683 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4057 12:10:49.308767  <4>[   39.767997] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4058 12:10:49.313075  <4>[   39.775094] RIP: 0010:0xffffbf7440355000

 4059 12:10:49.321213  <4>[   39.779763] Code: Unable to access opcode bytes at RIP 0xffffbf7440354fd6.

 4060 12:10:49.327601  <4>[   39.787732] RSP: 0018:ffffbf7442357e38 EFLAGS: 00010246

 4061 12:10:49.335294  <4>[   39.793856] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4062 12:10:49.343914  <4>[   39.802118] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 4063 12:10:49.352194  <4>[   39.810380] RBP: ffffbf7440355000 R08: 0000000000000000 R09: 0000000000000000

 4064 12:10:49.360502  <4>[   39.818641] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4065 12:10:49.369417  <4>[   39.826902] R13: ffffbf7442357f10 R14: ffffbf7442357f10 R15: ffffa26a02b4f000

 4066 12:10:49.378391  <4>[   39.835165] FS:  00007f498642f580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4067 12:10:49.385748  <4>[   39.844495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4068 12:10:49.393653  <4>[   39.851201] CR2: ffffbf7440354fd6 CR3: 00000001065fc001 CR4: 00000000003706e0

 4069 12:10:49.396353  <4>[   39.859460] Call Trace:

 4070 12:10:49.400331  <4>[   39.862480]  ? __die_body.cold+0x1a/0x1f

 4071 12:10:49.406004  <4>[   39.867150]  ? no_context+0x177/0x380

 4072 12:10:49.409531  <4>[   39.871529]  ? exc_page_fault+0xd7/0x170

 4073 12:10:49.414846  <4>[   39.876197]  ? asm_exc_page_fault+0x1e/0x30

 4074 12:10:49.420817  <4>[   39.881162]  ? execute_location+0x45/0x56

 4075 12:10:49.425084  <4>[   39.885928]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4076 12:10:49.429327  <4>[   39.890887]  ? direct_entry.cold+0x2c/0x38

 4077 12:10:49.433847  <4>[   39.895749]  ? full_proxy_write+0x53/0x80

 4078 12:10:49.439800  <4>[   39.900508]  ? vfs_write+0xe7/0x3b0

 4079 12:10:49.443151  <4>[   39.904692]  ? ksys_write+0x68/0xf0

 4080 12:10:49.447165  <4>[   39.908874]  ? do_syscall_64+0x30/0x40

 4081 12:10:49.452936  <4>[   39.913340]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4082 12:10:49.454460  -----------

 4083 12:10:49.511788  # [   35.891101] pinned CR4 bits changed: 0x100000!<4>[   39.919470] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4084 12:10:49.515805  <4>[   39.978463] CR2: ffffbf7440355000

 4085 12:10:49.522044  <4>[   39.982452] ---[ end trace b27dfb9cdcf5d06a ]---

 4086 12:10:49.526074  <4>[   39.987890] RIP: 0010:lkdtm_BUG+0x5/0x10

 4087 12:10:49.547438  <4>[   39.992550] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4088 12:10:49.554035  <4>[   40.013845] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4089 12:10:49.562376  <4>[   40.019973] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4090 12:10:49.569950  <4>[   40.028234] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4091 12:10:49.578841  <4>[   40.036495] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4092 12:10:49.586622  <4>[   40.044756] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4093 12:10:49.595207  <4>[   40.053017] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4094 12:10:49.604019  <4>[   40.061277] FS:  00007f498642f580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4095 12:10:49.610926  <4>[   40.070607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4096 12:10:49.619219  <4>[   40.077313] CR2: ffffbf7440354fd6 CR3: 00000001065fc001 CR4: 00000000003706e0

 4097 12:10:49.619349  ?

 4098 12:10:49.629854  # [   35.896475] WARNING: CPU: 3 PID: 1049 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 4099 12:10:49.682913  # [   35.906981] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4100 12:10:49.691524  # [   35.965943] CPU: 3 PID: 1049 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4101 12:10:49.699335  # [   35.981103] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4102 12:10:49.703902  # [   35.994423] RIP: 0010:native_write_cr4+0x45/0x60

 4103 12:10:49.724715  # [   36.006087] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 78 5e 66 02 00 75 f2 48 c7 c7 38 ff e7 a8 c6 05 68 5e 66 02 01 e8 75 45 15 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 4104 12:10:49.730464  <6>[   40.190150] lkdtm: Performing direct entry EXEC_RODATA

 4105 12:10:49.737902  <6>[   40.197299] lkdtm: attempting ok execution at ffffffffa797bbe0

 4106 12:10:49.744735  <6>[   40.204140] lkdtm: attempting bad execution at ffffffffa8af8540

 4107 12:10:49.754012  <2>[   40.211067] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4108 12:10:49.759377  # [   36.033584] RSP: 0018:ffffbf7441957e48 EFLAGS: 00010286

 4109 12:10:49.767202  # <1>[   40.219724] BUG: unable to handle page fault for address: ffffffffa8af8540

 4110 12:10:49.774068  <1>[   40.233911] #PF: supervisor instruction fetch in kernel mode

 4111 12:10:49.780979  <1>[   40.240523] #PF: error_code(0x0011) - permissions violation

 4112 12:10:49.788405  <6>[   40.247038] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 8000000143c000e1 

 4113 12:10:49.799122  [   36.045927] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: <4>[   40.255110] Oops: 0011 [#9] SMP PTI

 4114 12:10:49.808901  <4>[   40.265509] CPU: 3 PID: 1720 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4115 12:10:49.815701  <4>[   40.274454] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4116 12:10:49.821215  <4>[   40.281555] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4117 12:10:49.843088  <4>[   40.287583] Code: ff ff ae fb 05 a8 ff ff ff ff d2 25 f8 a8 ff ff ff ff f4 e2 05 a8 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

 4118 12:10:49.848390  <4>[   40.308860] RSP: 0018:ffffbf74423efe48 EFLAGS: 00010246

 4119 12:10:49.857018  <4>[   40.314986] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4120 12:10:49.864965  <4>[   40.323247] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 4121 12:10:49.873636  <4>[   40.331507] RBP: ffffffffa8af8540 R08: 0000000000000000 R09: 0000000000000000

 4122 12:10:49.881503  <4>[   40.339766] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4123 12:10:49.889567  <4>[   40.348029] R13: ffffbf74423eff10 R14: ffffbf74423eff10 R15: ffffa26a059b7000

 4124 12:10:49.899037  <4>[   40.356290] FS:  00007f7a72d12580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4125 12:10:49.907569  <4>[   40.365619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4126 12:10:49.914905  <4>[   40.372327] CR2: ffffffffa8af8540 CR3: 0000000102c10003 CR4: 00000000003706e0

 4127 12:10:49.916901  <4>[   40.380588] Call Trace:

 4128 12:10:49.921538  <4>[   40.383607]  ? __die_body.cold+0x1a/0x1f

 4129 12:10:49.926117  <4>[   40.388277]  ? no_context+0x177/0x380

 4130 12:10:49.931824  <4>[   40.392679]  ? exc_page_fault+0xd7/0x170

 4131 12:10:49.933052  0000000000000000

 4132 12:10:49.942367  # [   36.054193] RDX: ffffa26a7adac620 RSI: ff<4>[   40.397351]  ? asm_exc_page_fault+0x1e/0x30

 4133 12:10:49.947003  <4>[   40.408527]  ? execute_location+0x45/0x56

 4134 12:10:49.952410  <4>[   40.413291]  ? direct_entry.cold+0x2c/0x38

 4135 12:10:49.956945  <4>[   40.418156]  ? full_proxy_write+0x53/0x80

 4136 12:10:49.961532  <4>[   40.422923]  ? vfs_write+0xe7/0x3b0

 4137 12:10:49.964616  <4>[   40.427106]  ? ksys_write+0x68/0xf0

 4138 12:10:49.969354  <4>[   40.431289]  ? do_syscall_64+0x30/0x40

 4139 12:10:49.975141  <4>[   40.435761]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4140 12:10:49.980583  ffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 4141 12:10:50.034316  # [   36.068669] RBP: ffff<4>[   40.441888] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4142 12:10:50.038657  <4>[   40.500885] CR2: ffffffffa8af8540

 4143 12:10:50.044890  <4>[   40.504875] ---[ end trace b27dfb9cdcf5d06b ]---

 4144 12:10:50.048542  <4>[   40.510312] RIP: 0010:lkdtm_BUG+0x5/0x10

 4145 12:10:50.069705  <4>[   40.514981] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4146 12:10:50.076994  <4>[   40.536260] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4147 12:10:50.085332  <4>[   40.542385] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4148 12:10:50.092191  <4>[   40.550645] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4149 12:10:50.101101  <4>[   40.558931] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4150 12:10:50.110041  <4>[   40.567191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4151 12:10:50.116951  <4>[   40.575453] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4152 12:10:50.127167  <4>[   40.583727] FS:  00007f7a72d12580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4153 12:10:50.133323  <4>[   40.593055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4154 12:10:50.141663  <4>[   40.599763] CR2: ffffffffa8af8540 CR3: 0000000102c10003 CR4: 00000000003706e0

 4155 12:10:50.151764  <3>[   40.608025] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4156 12:10:50.160712  <3>[   40.618228] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1720, name: cat

 4157 12:10:50.165194  <4>[   40.626975] INFO: lockdep is turned off.

 4158 12:10:50.168529  <4>[   40.631642] irq event stamp: 0

 4159 12:10:50.176666  <4>[   40.635338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4160 12:10:50.185654  <4>[   40.642630] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4161 12:10:50.195014  <4>[   40.652055] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4162 12:10:50.201958  <4>[   40.661482] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4163 12:10:50.211236  <4>[   40.668773] CPU: 3 PID: 1720 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4164 12:10:50.218317  <4>[   40.677705] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4165 12:10:50.221377  <4>[   40.684819] Call Trace:

 4166 12:10:50.225472  <4>[   40.687838]  dump_stack+0x77/0x9b

 4167 12:10:50.231232  <4>[   40.691829]  ___might_sleep.cold+0xa6/0xb6

 4168 12:10:50.234313  <4>[   40.696694]  exit_signals+0x1c/0x300

 4169 12:10:50.238485  <4>[   40.700974]  do_exit+0xc2/0xab0

 4170 12:10:50.242586  <4>[   40.704770]  ? ksys_write+0x68/0xf0

 4171 12:10:50.247126  <4>[   40.708955]  make_task_dead+0x2f/0x30

 4172 12:10:50.252681  <4>[   40.713333]  rewind_stack_and_make_dead+0x17/0x20

 4173 12:10:50.257149  <4>[   40.718875] RIP: 0033:0x7f7a72c28473

 4174 12:10:50.278138  <4>[   40.723155] 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

 4175 12:10:50.286744  <4>[   40.744429] RSP: 002b:00007ffd94db07a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4176 12:10:50.295463  <4>[   40.753177] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f7a72c28473

 4177 12:10:50.303250  <4>[   40.761436] RDX: 000000000000000c RSI: 00007f7a72b1c000 RDI: 0000000000000001

 4178 12:10:50.311475  <4>[   40.769698] RBP: 00007f7a72b1c000 R08: 00007f7a72b1b010 R09: 0000000000000000

 4179 12:10:50.319676  <4>[   40.777959] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4180 12:10:50.327893  <4>[   40.786219] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4181 12:10:50.333890  ffffa8f8225d R08: 0000000000000000 R09: 0000000000000000

 4182 12:10:50.342163  # [   36.083148] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4183 12:10:50.350167  # [   36.097635] R13: ffffbf7441957f10 R14: ffffbf7441957f10 R15: ffffa26a02c41000

 4184 12:10:50.359245  # [   36.112115] FS:  00007f201d3cd580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4185 12:10:50.366744  # [   36.127663] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4186 12:10:50.374701  # [   36.140595] CR2: 00007f201d1d7000 CR3: 0000000102c04003 CR4: 00000000003706e0

 4187 12:10:50.377209  # [   36.155073] Call Trace:

 4188 12:10:50.381000  # [   36.164320]  ? __warn+0x80/0x110

 4189 12:10:50.385922  # [   36.174425]  ? native_write_cr4+0x45/0x60

 4190 12:10:50.389963  # [   36.185415]  ? report_bug+0x9e/0xc0

 4191 12:10:50.394818  # [   36.195819]  ? handle_bug+0x41/0x90

 4192 12:10:50.397823  # [   36.206221]  ? exc_invalid_op+0x14/0x70

 4193 12:10:50.402997  # [   36.217013]  ? asm_exc_invalid_op+0x12/0x20

 4194 12:10:50.408431  # [   36.217020]  ? native_write_cr4+0x45/0x60

 4195 12:10:50.412387  # [   36.239177]  ? native_write_cr4+0x45/0x60

 4196 12:10:50.417478  # [   36.243949]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 4197 12:10:50.421824  # [   36.255320]  direct_entry.cold+0x2c/0x38

 4198 12:10:50.426343  # [   36.266208]  full_proxy_write+0x53/0x80

 4199 12:10:50.431208  # [   36.277000]  vfs_write+0xe7/0x3b0

 4200 12:10:50.435591  # [   36.287208]  ksys_write+0x68/0xf0

 4201 12:10:50.437800  # [   36.297419]  do_syscall_64+0x30/0x40

 4202 12:10:50.443802  # [   36.307914]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4203 12:10:50.448717  # [   36.320071] RIP: 0033:0x7f201d2e3473

 4204 12:10:50.471627  # [   36.330569] 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<6>[   40.930323] lkdtm: Performing direct entry EXEC_USERSPACE

 4205 12:10:50.477843  <6>[   40.937612] lkdtm: attempting ok execution at ffffffffa797bbe0

 4206 12:10:50.485032  <6>[   40.944459] lkdtm: attempting bad execution at 00007f299759a000

 4207 12:10:50.492009  <2>[   40.951391] unable to execute userspace code (SMEP?) (uid: 0)

 4208 12:10:50.500027  <1>[   40.958108] BUG: unable to handle page fault for address: 00007f299759a000

 4209 12:10:50.506130  <1>[   40.966082] #PF: supervisor instruction fetch in kernel mode

 4210 12:10:50.512807  <1>[   40.972692] #PF: error_code(0x0011) - permissions violation

 4211 12:10:50.523058  <6>[   40.979205] PGD 8000000106426067 P4D 8000000106426067 PUD 1052a4067 PMD 10607c067 PTE 107f2d067

 4212 12:10:50.526760  <4>[   40.989219] Oops: 0011 [#10] SMP PTI

 4213 12:10:50.536273  <4>[   40.993498] CPU: 1 PID: 1757 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4214 12:10:50.543097  <4>[   41.002429] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4215 12:10:50.547405  <4>[   41.009526] RIP: 0010:0x7f299759a000

 4216 12:10:50.554969  <4>[   41.013804] Code: Unable to access opcode bytes at RIP 0x7f2997599fd6.

 4217 12:10:50.561639  <4>[   41.021384] RSP: 0018:ffffbf744246fe50 EFLAGS: 00010246

 4218 12:10:50.569358  <4>[   41.027509] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4219 12:10:50.577578  <4>[   41.035769] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 4220 12:10:50.585735  <4>[   41.044030] RBP: 00007f299759a000 R08: 0000000000000000 R09: 0000000000000000

 4221 12:10:50.594636  <4>[   41.052291] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4222 12:10:50.603133  <4>[   41.060552] R13: ffffbf744246ff10 R14: ffffbf744246ff10 R15: ffffa26a06320000

 4223 12:10:50.611846  <4>[   41.068811] FS:  00007f299756b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4224 12:10:50.618512  <4>[   41.078141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4225 12:10:50.626851  <4>[   41.084848] CR2: 00007f299759a000 CR3: 0000000106170003 CR4: 00000000003706e0

 4226 12:10:50.629579  <4>[   41.093109] Call Trace:

 4227 12:10:50.634132  <4>[   41.096129]  ? __die_body.cold+0x1a/0x1f

 4228 12:10:50.638487  <4>[   41.100798]  ? no_context+0x177/0x380

 4229 12:10:50.643656  <4>[   41.105178]  ? exc_page_fault+0x53/0x170

 4230 12:10:50.648542  <4>[   41.109847]  ? asm_exc_page_fault+0x1e/0x30

 4231 12:10:50.653787  <4>[   41.114803]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4232 12:10:50.658657  <4>[   41.120442]  ? direct_entry.cold+0x2c/0x38

 4233 12:10:50.663847  <4>[   41.125296]  ? full_proxy_write+0x53/0x80

 4234 12:10:50.667918  <4>[   41.130063]  ? vfs_write+0xe7/0x3b0

 4235 12:10:50.671841  <4>[   41.134246]  ? ksys_write+0x68/0xf0

 4236 12:10:50.676286  <4>[   41.138420]  ? do_syscall_64+0x30/0x40

 4237 12:10:50.682478  <4>[   41.142893]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4238 12:10:50.687376   55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4239 12:10:50.741793  # [   36.358067] <4>[   41.149020] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4240 12:10:50.745156  <4>[   41.208015] CR2: 00007f299759a000

 4241 12:10:50.751133  <4>[   41.212004] ---[ end trace b27dfb9cdcf5d06c ]---

 4242 12:10:50.755270  <4>[   41.217450] RIP: 0010:lkdtm_BUG+0x5/0x10

 4243 12:10:50.777296  <4>[   41.222118] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4244 12:10:50.783909  <4>[   41.243384] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4245 12:10:50.791981  <4>[   41.249508] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4246 12:10:50.799399  <4>[   41.257770] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4247 12:10:50.808344  <4>[   41.266031] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4248 12:10:50.816783  <4>[   41.274291] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4249 12:10:50.824159  <4>[   41.282552] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4250 12:10:50.833728  <4>[   41.290813] FS:  00007f299756b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4251 12:10:50.840467  <4>[   41.300142] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4252 12:10:50.848675  <4>[   41.306848] CR2: 00007f299759a000 CR3: 0000000106170003 CR4: 00000000003706e0

 4253 12:10:50.856026  RSP: 002b:00007ffc863a3608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4254 12:10:50.863865  # [   36.373037] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f201d2e3473

 4255 12:10:50.872084  # [   36.387519] RDX: 000000000000000b RSI: 00007f201d1d7000 RDI: 0000000000000001

 4256 12:10:50.880291  # [   36.401997] RBP: 00007f201d1d7000 R08: 00007f201d1d6010 R09: 0000000000000000

 4257 12:10:50.888576  # [   36.410266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4258 12:10:50.896957  # [   36.424742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4259 12:10:50.900432  # [   36.433014] irq event stamp: 0

 4260 12:10:50.907067  # [   36.436722] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4261 12:10:50.916726  # [   36.444017] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4262 12:10:50.926003  # [   36.453451] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4263 12:10:50.933272  # [   36.462882] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4264 12:10:50.939629  # [   36.470176] ---[ end trace b27dfb9cdcf5d066 ]---

 4265 12:10:50.943561  # [   36.475625] lkdtm: ok: SMEP did not get cleared

 4266 12:10:50.949857  # [   36.480975] lkdtm: trying to clear SMEP with call gadget

 4267 12:10:50.955005  # [   36.487201] lkdtm: ok: SMEP removal was reverted

 4268 12:10:50.960443  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4269 12:10:50.966292  ok 14 <6>[   41.421381] lkdtm: Performing direct entry EXEC_NULL

 4270 12:10:50.969350  selftests: lkdtm: UNSET_SMEP.sh

 4271 12:10:50.979326  # selftests: lkdtm: DOUBLE_FAUL<6>[   41.432862] lkdtm: attempting ok execution at ffffffffa797bbe0

 4272 12:10:50.980394  T.sh

 4273 12:10:50.992328  # [   36.576477] lkdtm: Performing direct entry DOUBLE_FAU<6>[   41.445888] lkdtm: attempting bad execution at 0000000000000000

 4274 12:10:50.993634  LT

 4275 12:10:50.998189  # [   36.585811] lkdtm: XFAIL: this test is ia32-only

 4276 12:10:51.008065  # DOU<1>[   41.459010] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4277 12:10:51.014304  <1>[   41.473290] #PF: supervisor instruction fetch in kernel mode

 4278 12:10:51.019267  <1>[   41.479894] #PF: error_code(0x0010) - not-present page

 4279 12:10:51.023122  <6>[   41.485921] PGD 0 P4D 0 

 4280 12:10:51.025933  BLE_FAULT: saw 'XFAIL': [SKIP]

 4281 12:10:51.033888  ok 15 selftests: lkdtm: DOUBLE_F<4>[   41.489039] Oops: 0010 [#11] SMP PTI

 4282 12:10:51.042387  <4>[   41.499533] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4283 12:10:51.048889  <4>[   41.508474] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4284 12:10:51.052284  <4>[   41.515570] RIP: 0010:0x0

 4285 12:10:51.060380  <4>[   41.518783] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4286 12:10:51.067800  <4>[   41.526741] RSP: 0018:ffffbf74424dfe48 EFLAGS: 00010246

 4287 12:10:51.074558  <4>[   41.532867] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4288 12:10:51.083010  <4>[   41.541127] RDX: 0000000000000000 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 4289 12:10:51.091621  <4>[   41.549386] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4290 12:10:51.099405  <4>[   41.557646] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4291 12:10:51.107808  <4>[   41.565906] R13: ffffbf74424dff10 R14: ffffbf74424dff10 R15: ffffa26a02d83000

 4292 12:10:51.117070  <4>[   41.574166] FS:  00007f51b537e580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 4293 12:10:51.124655  <4>[   41.583494] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4294 12:10:51.131561  <4>[   41.590199] CR2: ffffffffffffffd6 CR3: 0000000102b20004 CR4: 00000000003706e0

 4295 12:10:51.134693  <4>[   41.598460] Call Trace:

 4296 12:10:51.139936  <4>[   41.601480]  ? __die_body.cold+0x1a/0x1f

 4297 12:10:51.141499  AULT.sh # SKIP

 4298 12:10:51.144968  # selftests: lkdtm: CORRUPT_PAC.sh

 4299 12:10:51.151569  # [   36.714<4>[   41.606150]  ? no_context+0x177/0x380

 4300 12:10:51.155359  <4>[   41.616741]  ? exc_page_fault+0x53/0x170

 4301 12:10:51.161263  923] lkdtm: Performing direct entry CORRUPT_PAC

 4302 12:10:51.166043  # [   36.721584<4>[   41.621410]  ? asm_exc_page_fault+0x1e/0x30

 4303 12:10:51.170137  ] <lkdtm: XFAIL: this test is arm64-only

 4304 12:10:51.176921  # CORRUPT_PAC: saw 'XFA4>[   41.632585]  execute_location+0x45/0x56

 4305 12:10:51.181444  <4>[   41.643373]  direct_entry.cold+0x2c/0x38

 4306 12:10:51.186551  <4>[   41.648042]  full_proxy_write+0x53/0x80

 4307 12:10:51.189891  <4>[   41.652615]  vfs_write+0xe7/0x3b0

 4308 12:10:51.194734  <4>[   41.656607]  ksys_write+0x68/0xf0

 4309 12:10:51.198757  <4>[   41.660597]  do_syscall_64+0x30/0x40

 4310 12:10:51.204856  <4>[   41.664877]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4311 12:10:51.208818  <4>[   41.670807] RIP: 0033:0x7f51b5294473

 4312 12:10:51.229967  <4>[   41.675085] 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

 4313 12:10:51.238662  <4>[   41.696360] RSP: 002b:00007fff47f82f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4314 12:10:51.246816  <4>[   41.705098] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51b5294473

 4315 12:10:51.255895  <4>[   41.713358] RDX: 000000000000000a RSI: 00007f51b5188000 RDI: 0000000000000001

 4316 12:10:51.263853  <4>[   41.721616] RBP: 00007f51b5188000 R08: 00007f51b5187010 R09: 0000000000000000

 4317 12:10:51.271551  <4>[   41.729876] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4318 12:10:51.280161  <4>[   41.738136] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4319 12:10:51.281525  IL': [SKIP]

 4320 12:10:51.286927  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4321 12:10:51.339806  # se<4>[   41.746399] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4322 12:10:51.343397  <4>[   41.805352] CR2: 0000000000000000

 4323 12:10:51.347961  <4>[   41.809330] ---[ end trace b27dfb9cdcf5d06d ]---

 4324 12:10:51.353426  <4>[   41.814776] RIP: 0010:lkdtm_BUG+0x5/0x10

 4325 12:10:51.373907  <4>[   41.819444] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4326 12:10:51.381226  <4>[   41.840726] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4327 12:10:51.389269  <4>[   41.846851] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4328 12:10:51.397238  <4>[   41.855103] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4329 12:10:51.404953  <4>[   41.863362] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4330 12:10:51.413548  <4>[   41.871622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4331 12:10:51.421563  <4>[   41.879882] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4332 12:10:51.431256  <4>[   41.888142] FS:  00007f51b537e580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 4333 12:10:51.437681  <4>[   41.897471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4334 12:10:51.446107  <4>[   41.904177] CR2: ffffffffffffffd6 CR3: 0000000102b20004 CR4: 00000000003706e0

 4335 12:10:51.456666  <3>[   41.912438] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4336 12:10:51.465096  <3>[   41.922641] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1794, name: cat

 4337 12:10:51.470451  <4>[   41.931387] INFO: lockdep is turned off.

 4338 12:10:51.473660  <4>[   41.936054] irq event stamp: 0

 4339 12:10:51.480613  <4>[   41.939751] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4340 12:10:51.490943  <4>[   41.947041] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4341 12:10:51.499523  <4>[   41.956467] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4342 12:10:51.506734  <4>[   41.965890] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4343 12:10:51.515752  <4>[   41.973179] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4344 12:10:51.522535  <4>[   41.982119] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4345 12:10:51.525700  <4>[   41.989213] Call Trace:

 4346 12:10:51.529899  <4>[   41.992232]  dump_stack+0x77/0x9b

 4347 12:10:51.534499  lftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4348 12:10:51.540948  # [   36.836006] <4>[   41.996223]  ___might_sleep.cold+0xa6/0xb6

 4349 12:10:51.546212  <4>[   42.007298]  exit_signals+0x1c/0x300

 4350 12:10:51.548795  <4>[   42.011578]  do_exit+0xc2/0xab0

 4351 12:10:51.552875  <4>[   42.015363]  ? ksys_write+0x68/0xf0

 4352 12:10:51.558410  <4>[   42.019538]  make_task_dead+0x2f/0x30

 4353 12:10:51.563285  <4>[   42.023915]  rewind_stack_and_make_dead+0x17/0x20

 4354 12:10:51.567293  <4>[   42.029458] RIP: 0033:0x7f51b5294473

 4355 12:10:51.588668  <4>[   42.033736] 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

 4356 12:10:51.597658  <4>[   42.055010] RSP: 002b:00007fff47f82f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4357 12:10:51.605758  <4>[   42.063757] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51b5294473

 4358 12:10:51.613814  <4>[   42.072017] RDX: 000000000000000a RSI: 00007f51b5188000 RDI: 0000000000000001

 4359 12:10:51.622093  <4>[   42.080277] RBP: 00007f51b5188000 R08: 00007f51b5187010 R09: 0000000000000000

 4360 12:10:51.630132  <4>[   42.088536] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4361 12:10:51.638623  <4>[   42.096797] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4362 12:10:51.644537  lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4363 12:10:51.652188  # [   36.846504] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4364 12:10:51.657328  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4365 12:10:51.663041  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4366 12:10:51.667817  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4367 12:10:51.673867  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4368 12:10:51.679223  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4369 12:10:51.683168  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4370 12:10:51.688132  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4371 12:10:51.693412  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4372 12:10:51.697203  # selftests: lkdtm: READ_AFTER_FREE.sh

 4373 12:10:51.703136  # [   36.988867] lkdtm: Performing direct entry READ_AFTER_FREE

 4374 12:10:51.709769  # [   36.997588] lkdtm: Value in memory before free: 12345678

 4375 12:10:51.716572  # [   37.003816] lkdtm: Attempting bad read from freed memory

 4376 12:10:51.720181  # [   37.010071] lkdtm: Memory was not poisoned

 4377 12:10:51.725439  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4378 12:10:51.731020  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4379 12:10:51.735579  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4380 12:10:51.741526  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 4381 12:10:51.747326  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4382 12:10:51.752840  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 4383 12:10:51.759259  # [   37.125661] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 4384 12:10:51.764828  # [   37.133927] lkdtm: Value in memory before free: 12345678

 4385 12:10:51.770209  # [   37.146361] lkdtm: Attempting to read from freed memory

 4386 12:10:51.775521  # [   37.158714] lkdtm: Buddy page was not poisoned

 4387 12:10:51.781636  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4388 12:10:51.787526  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4389 12:10:51.792032  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4390 12:10:51.798203  # [   37.256179] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4391 12:10:51.803517  # [   37.263685] lkdtm: Attempting double slab free ...

 4392 12:10:51.808680  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4393 12:10:51.818832  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE<6>[   42.277844] lkdtm: Performing direct entry ACCESS_USERSPACE

 4394 12:10:51.825613  <6>[   42.285610] lkdtm: attempting bad read at 00007fdde1fe0000

 4395 12:10:51.833373  <1>[   42.292044] BUG: unable to handle page fault for address: 00007fdde1fe0000

 4396 12:10:51.839728  <1>[   42.300014] #PF: supervisor read access in kernel mode

 4397 12:10:51.845587  <1>[   42.306045] #PF: error_code(0x0001) - permissions violation

 4398 12:10:51.856232  <6>[   42.312550] PGD 80000001027bf067 P4D 80000001027bf067 PUD 102bbd067 PMD 102c06067 PTE 107f94067

 4399 12:10:51.860461  <4>[   42.322561] Oops: 0001 [#12] SMP PTI

 4400 12:10:51.869272  <4>[   42.326841] CPU: 3 PID: 1830 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4401 12:10:51.876911  <4>[   42.335771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4402 12:10:51.883093  <4>[   42.342870] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4403 12:10:51.905350  <4>[   42.349382] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 f0 32 f8 a8 e8 44 d8 fb ff 48 c7 c7 18 33 f8 a8 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 2b d8 fb ff 48 89 ee 48 c7 c7 40 33 f8

 4404 12:10:51.910526  <4>[   42.370672] RSP: 0018:ffffbf7442587e48 EFLAGS: 00010246

 4405 12:10:51.918337  <4>[   42.376796] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4406 12:10:51.927163  <4>[   42.385055] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8f83318

 4407 12:10:51.934835  <4>[   42.393314] RBP: 00007fdde1fe0000 R08: 0000000000000000 R09: 0000000000000000

 4408 12:10:51.944578  <4>[   42.401576] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4409 12:10:51.951938  <4>[   42.409834] R13: ffffbf7442587f10 R14: ffffbf7442587f10 R15: ffffa26a06427000

 4410 12:10:51.960942  <4>[   42.418094] FS:  00007fdde1fb1580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4411 12:10:51.967763  <4>[   42.427423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4412 12:10:51.976876  <4>[   42.434129] CR2: 00007fdde1fe0000 CR3: 0000000102efc001 CR4: 00000000003706e0

 4413 12:10:51.978902  <4>[   42.442388] Call Trace:

 4414 12:10:51.983741  <4>[   42.445408]  ? __die_body.cold+0x1a/0x1f

 4415 12:10:51.988149  <4>[   42.450078]  ? no_context+0x177/0x380

 4416 12:10:51.992425  <4>[   42.454457]  ? exc_page_fault+0x53/0x170

 4417 12:10:51.997963  <4>[   42.459124]  ? asm_exc_page_fault+0x1e/0x30

 4418 12:10:52.003017  <4>[   42.464085]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4419 12:10:52.010171  <4>[   42.469918]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4420 12:10:52.014804  <4>[   42.475744]  direct_entry.cold+0x2c/0x38

 4421 12:10:52.018279  <4>[   42.480404]  full_proxy_write+0x53/0x80

 4422 12:10:52.022857  <4>[   42.484977]  vfs_write+0xe7/0x3b0

 4423 12:10:52.026485  <4>[   42.488965]  ksys_write+0x68/0xf0

 4424 12:10:52.031374  <4>[   42.492953]  do_syscall_64+0x30/0x40

 4425 12:10:52.036531  <4>[   42.497233]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4426 12:10:52.041120  <4>[   42.503163] RIP: 0033:0x7fdde1ec7473

 4427 12:10:52.061976  <4>[   42.507442] 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

 4428 12:10:52.072138  <4>[   42.528709] RSP: 002b:00007ffe2fe29188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4429 12:10:52.079396  <4>[   42.537498] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdde1ec7473

 4430 12:10:52.087612  <4>[   42.545760] RDX: 0000000000000011 RSI: 00007fdde1dbb000 RDI: 0000000000000001

 4431 12:10:52.095705  <4>[   42.554019] RBP: 00007fdde1dbb000 R08: 00007fdde1dba010 R09: 0000000000000000

 4432 12:10:52.104309  <4>[   42.562279] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4433 12:10:52.112155  <4>[   42.570538] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4434 12:10:52.114182  .sh # exit=1

 4435 12:10:52.118277  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4436 12:10:52.172274  # [   37.3<4>[   42.578802] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4437 12:10:52.176065  <4>[   42.637793] CR2: 00007fdde1fe0000

 4438 12:10:52.180529  <4>[   42.641782] ---[ end trace b27dfb9cdcf5d06e ]---

 4439 12:10:52.185342  <4>[   42.647226] RIP: 0010:lkdtm_BUG+0x5/0x10

 4440 12:10:52.206847  <4>[   42.651893] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4441 12:10:52.214101  <4>[   42.673168] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4442 12:10:52.221842  <4>[   42.679292] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4443 12:10:52.229424  <4>[   42.687552] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4444 12:10:52.237332  <4>[   42.695813] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4445 12:10:52.246291  <4>[   42.704075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4446 12:10:52.254520  <4>[   42.712337] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4447 12:10:52.264243  <4>[   42.720597] FS:  00007fdde1fb1580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4448 12:10:52.270823  <4>[   42.729926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4449 12:10:52.278265  <4>[   42.736633] CR2: 00007fdde1fe0000 CR3: 0000000102efc001 CR4: 00000000003706e0

 4450 12:10:52.283343  54631] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4451 12:10:52.290018  # [   37.362809] lkdtm: Attempting cross-cache slab free ...

 4452 12:10:52.294320  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4453 12:10:52.300976  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4454 12:10:52.303955  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4455 12:10:52.309858  # [   37.447379] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4456 12:10:52.316768  # [   37.456121] lkdtm: Attempting non-Slab slab free ...

 4457 12:10:52.320803  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4458 12:10:52.326095  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4459 12:10:52.330325  # selftests: lkdtm: SOFTLOCKUP.sh

 4460 12:10:52.334000  # Skipping SOFTLOCKUP: Hangs the system

 4461 12:10:52.338077  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4462 12:10:52.341320  # selftests: lkdtm: HARDLOCKUP.sh

 4463 12:10:52.346032  # Skipping HARDLOCKUP: Hangs the system

 4464 12:10:52.349690  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4465 12:10:52.352902  # selftests: lkdtm: SPINLOCKUP.sh

 4466 12:10:52.357597  # Skipping SPINLOCKUP: Hangs the system

 4467 12:10:52.361651  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4468 12:10:52.365700  # selftests: lkdtm: HUNG_TASK.sh

 4469 12:10:52.368817  # Skipping HUNG_TASK: Hangs the system

 4470 12:10:52.373143  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4471 12:10:52.376920  # selftests: lkdtm: EXEC_DATA.sh

 4472 12:10:52.377532  # Killed

 4473 12:10:52.383928  # [   37.681220] lkdtm: Performing direct entry EXEC_DATA

 4474 12:10:52.390228  # [   37.691541] lkdtm: attempting ok execution at ffffffffa797bbe0

 4475 12:10:52.397533  # [   37.698364] lkdtm: attempting bad execution at ffffffffaaa31d00

 4476 12:10:52.405098  # [   37.711478] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4477 12:10:52.413087  # [   37.720153] BUG: unable to handle page fault for address: ffffffffaaa31d00

 4478 12:10:52.421411  # [   37.734337] #PF: supervisor instruction fetch in kernel mode

 4479 12:10:52.426884  # [   37.740950] #PF: error_code(0x0011) - permissions violation

 4480 12:10:52.440662  # [   37.747465] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 8000000145c000e3 <6>[   42.899350] lkdtm: Performing direct entry ACCESS_NULL

 4481 12:10:52.446867  <6>[   42.906340] lkdtm: attempting bad read at 0000000000000000

 4482 12:10:52.454486  <1>[   42.912771] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4483 12:10:52.454631  

 4484 12:10:52.459278  # [   37.755534] Oops: 0011 [#5] SMP PTI

 4485 12:10:52.466837  # [   37.759730] CPU<1>[   42.920861] #PF: supervisor read access in kernel mode

 4486 12:10:52.472828  <1>[   42.933102] #PF: error_code(0x0000) - not-present page

 4487 12:10:52.477390  <6>[   42.939122] PGD 0 P4D 0 

 4488 12:10:52.480737  <4>[   42.942238] Oops: 0000 [#13] SMP PTI

 4489 12:10:52.489146  <4>[   42.946518] CPU: 1 PID: 1866 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4490 12:10:52.495744  <4>[   42.955450] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4491 12:10:52.502587  <4>[   42.962548] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4492 12:10:52.523329  <4>[   42.968091] Code: e8 d7 fb ff be 00 10 00 00 48 89 ef e8 97 7b 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 f0 32 f8 a8 e8 c2 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 18 33 f8 a8 48 01

 4493 12:10:52.528811  <4>[   42.989365] RSP: 0018:ffffbf74425ffe58 EFLAGS: 00010246

 4494 12:10:52.537439  <4>[   42.995489] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4495 12:10:52.545560  <4>[   43.003749] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 4496 12:10:52.553816  <4>[   43.012009] RBP: ffffffffa8f823e1 R08: 0000000000000000 R09: 0000000000000000

 4497 12:10:52.561842  <4>[   43.020269] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4498 12:10:52.570228  <4>[   43.028529] R13: ffffbf74425fff10 R14: ffffbf74425fff10 R15: ffffa26a052ad000

 4499 12:10:52.579594  <4>[   43.036788] FS:  00007f6306842580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4500 12:10:52.586810  <4>[   43.046116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4501 12:10:52.595213  <4>[   43.052821] CR2: 0000000000000000 CR3: 00000001064ae004 CR4: 00000000003706e0

 4502 12:10:52.598357  <4>[   43.061081] Call Trace:

 4503 12:10:52.602946  <4>[   43.064100]  ? __die_body.cold+0x1a/0x1f

 4504 12:10:52.606233  <4>[   43.068771]  ? no_context+0x177/0x380

 4505 12:10:52.611002  <4>[   43.073152]  ? exc_page_fault+0x53/0x170

 4506 12:10:52.616000  <4>[   43.077821]  ? asm_exc_page_fault+0x1e/0x30

 4507 12:10:52.621426  <4>[   43.082784]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4508 12:10:52.625850  <4>[   43.087671]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4509 12:10:52.631168  <4>[   43.092533]  direct_entry.cold+0x2c/0x38

 4510 12:10:52.635875  <4>[   43.097202]  full_proxy_write+0x53/0x80

 4511 12:10:52.639302  <4>[   43.101775]  vfs_write+0xe7/0x3b0

 4512 12:10:52.643271  <4>[   43.105762]  ksys_write+0x68/0xf0

 4513 12:10:52.647463  <4>[   43.109750]  do_syscall_64+0x30/0x40

 4514 12:10:52.653497  <4>[   43.114029]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4515 12:10:52.657639  <4>[   43.119960] RIP: 0033:0x7f6306758473

 4516 12:10:52.679740  <4>[   43.124239] 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

 4517 12:10:52.687615  <4>[   43.145514] RSP: 002b:00007ffeeae89458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4518 12:10:52.697114  <4>[   43.154253] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f6306758473

 4519 12:10:52.704124  <4>[   43.162514] RDX: 000000000000000c RSI: 00007f630664c000 RDI: 0000000000000001

 4520 12:10:52.713345  <4>[   43.170766] RBP: 00007f630664c000 R08: 00007f630664b010 R09: 0000000000000000

 4521 12:10:52.720861  <4>[   43.179027] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4522 12:10:52.728653  <4>[   43.187287] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4523 12:10:52.788140  : 1 PID: 1572 Comm: cat Tainted: G      D W         5.10.201-cip<4>[   43.195551] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4524 12:10:52.792057  <4>[   43.254537] CR2: 0000000000000000

 4525 12:10:52.797663  <4>[   43.258517] ---[ end trace b27dfb9cdcf5d06f ]---

 4526 12:10:52.802186  <4>[   43.263963] RIP: 0010:lkdtm_BUG+0x5/0x10

 4527 12:10:52.823720  <4>[   43.268631] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4528 12:10:52.829886  <4>[   43.289905] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4529 12:10:52.837651  <4>[   43.296028] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4530 12:10:52.846076  <4>[   43.304289] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4531 12:10:52.854263  <4>[   43.312548] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4532 12:10:52.862388  <4>[   43.320808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4533 12:10:52.871217  <4>[   43.329067] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4534 12:10:52.880065  <4>[   43.337326] FS:  00007f6306842580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4535 12:10:52.887145  <4>[   43.346674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4536 12:10:52.895419  <4>[   43.353381] CR2: 0000000000000000 CR3: 00000001064ae004 CR4: 00000000003706e0

 4537 12:10:52.905260  <3>[   43.361640] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4538 12:10:52.914432  <3>[   43.371841] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1866, name: cat

 4539 12:10:52.918447  <4>[   43.380586] INFO: lockdep is turned off.

 4540 12:10:52.922956  <4>[   43.385253] irq event stamp: 0

 4541 12:10:52.929903  <4>[   43.388949] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4542 12:10:52.940103  <4>[   43.396241] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4543 12:10:52.949521  <4>[   43.405673] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4544 12:10:52.956102  <4>[   43.415099] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4545 12:10:52.964784  <4>[   43.422386] CPU: 1 PID: 1866 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4546 12:10:52.972320  <4>[   43.431325] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4547 12:10:52.975128  <4>[   43.438419] Call Trace:

 4548 12:10:52.979052  <4>[   43.441439]  dump_stack+0x77/0x9b

 4549 12:10:52.983387  <4>[   43.445428]  ___might_sleep.cold+0xa6/0xb6

 4550 12:10:52.988722  <4>[   43.450291]  exit_signals+0x1c/0x300

 4551 12:10:52.991965  <4>[   43.454570]  do_exit+0xc2/0xab0

 4552 12:10:52.995999  <4>[   43.458363]  ? ksys_write+0x68/0xf0

 4553 12:10:53.000843  <4>[   43.462546]  make_task_dead+0x2f/0x30

 4554 12:10:53.005983  <4>[   43.466914]  rewind_stack_and_make_dead+0x17/0x20

 4555 12:10:53.011046  <4>[   43.472453] RIP: 0033:0x7f6306758473

 4556 12:10:53.031411  <4>[   43.476731] 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

 4557 12:10:53.040645  <4>[   43.498006] RSP: 002b:00007ffeeae89458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4558 12:10:53.048877  <4>[   43.506751] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f6306758473

 4559 12:10:53.056997  <4>[   43.515011] RDX: 000000000000000c RSI: 00007f630664c000 RDI: 0000000000000001

 4560 12:10:53.065066  <4>[   43.523271] RBP: 00007f630664c000 R08: 00007f630664b010 R09: 0000000000000000

 4561 12:10:53.073711  <4>[   43.531531] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4562 12:10:53.081246  <4>[   43.539790] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4563 12:10:53.082224  41 #1

 4564 12:10:53.089602  # [   37.768674] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4565 12:10:53.093758  # [   37.775773] RIP: 0010:data_area+0x0/0x40

 4566 12:10:53.115275  # [   37.780440] Code: ff ff 00 03 28 00 6a a2 ff ff 00 02 28 00 6a 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 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4567 12:10:53.120736  # [   37.801731] RSP: 0018:ffffbf744214fe48 EFLAGS: 00010246

 4568 12:10:53.129528  # [   37.807856] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4569 12:10:53.137421  # [   37.816117] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 4570 12:10:53.145355  # [   37.824379] RBP: ffffffffaaa31d00 R08: 0000000000000000 R09: 0000000000000000

 4571 12:10:53.154158  # [   37.832641] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4572 12:10:53.162694  # [   37.840926] R13: ffffbf744214ff10 R14: ffffbf744214ff10 R15: ffffa26a06426000

 4573 12:10:53.171588  # [   37.849188] FS:  00007f889b241580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4574 12:10:53.177419  # [   37.858518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4575 12:10:53.185935  # [   37.865226] CR2: ffffffffaaa31d00 CR3: 00000001029aa003 CR4: 00000000003706e0

 4576 12:10:53.189113  # [   37.873487] Call Trace:

 4577 12:10:53.192884  # [   37.876508]  ? __die_body.cold+0x1a/0x1f

 4578 12:10:53.197814  # [   37.881178]  ? no_context+0x177/0x380

 4579 12:10:53.202673  # [   37.885559]  ? exc_page_fault+0xd7/0x170

 4580 12:10:53.211630  # [   37.890228]  ? asm_exc_page_fault+<6>[   43.666690] lkdtm: Performing direct entry WRITE_RO

 4581 12:10:53.219208  <6>[   43.678134] lkdtm: attempting bad rodata write at ffffffffa8af8530

 4582 12:10:53.227096  <1>[   43.685338] BUG: unable to handle page fault for address: ffffffffa8af8530

 4583 12:10:53.232811  <1>[   43.693313] #PF: supervisor write access in kernel mode

 4584 12:10:53.239488  <1>[   43.699442] #PF: error_code(0x0003) - permissions violation

 4585 12:10:53.248044  <6>[   43.705947] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 8000000143c000e1 

 4586 12:10:53.248488  0x1e/0x30

 4587 12:10:53.253510  # [   37.895185]  ? execute_location+0x45/0x56

 4588 12:10:53.258112  # [  <4>[   43.714018] Oops: 0003 [#14] SMP PTI

 4589 12:10:53.267143  <4>[   43.724510] CPU: 1 PID: 1902 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4590 12:10:53.275193  <4>[   43.733452] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4591 12:10:53.279702  <4>[   43.740553] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4592 12:10:53.283660   37.899951]  ? direct_entry.cold+0x2c/0x38

 4593 12:10:53.306641  # [   37.904816]  ? <4>[   43.745806] Code: 00 48 c7 c7 d0 31 f8 a8 48 c7 c6 30 85 af a8 e8 6c da fb ff 48 8b 05 f1 9e a9 00 ba 34 12 cd ab 48 c7 c7 00 32 f8 a8 48 31 d0 <48> 89 05 db 9e a9 00 e9 4a da fb ff 0f 1f 44 00 00 48 8b 05 ea bc

 4594 12:10:53.312976  <4>[   43.773293] RSP: 0018:ffffbf74426a7e60 EFLAGS: 00010202

 4595 12:10:53.321169  <4>[   43.779418] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4596 12:10:53.329296  <4>[   43.787679] RDX: 00000000abcd1234 RSI: ffffa26a7ac9bf50 RDI: ffffffffa8f83200

 4597 12:10:53.337845  <4>[   43.795939] RBP: ffffffffa8f823ed R08: 0000000000000000 R09: 0000000000000000

 4598 12:10:53.345536  <4>[   43.804199] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4599 12:10:53.354842  <4>[   43.812460] R13: ffffbf74426a7f10 R14: ffffbf74426a7f10 R15: ffffa26a03388000

 4600 12:10:53.363595  <4>[   43.820735] FS:  00007f83cd015580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4601 12:10:53.370591  <4>[   43.830063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4602 12:10:53.378626  <4>[   43.836770] CR2: ffffffffa8af8530 CR3: 0000000106456003 CR4: 00000000003706e0

 4603 12:10:53.381726  <4>[   43.845030] Call Trace:

 4604 12:10:53.386388  <4>[   43.848052]  ? __die_body.cold+0x1a/0x1f

 4605 12:10:53.391160  <4>[   43.852726]  ? no_context+0x177/0x380

 4606 12:10:53.395885  <4>[   43.857107]  ? exc_page_fault+0xd7/0x170

 4607 12:10:53.400571  <4>[   43.861775]  ? asm_exc_page_fault+0x1e/0x30

 4608 12:10:53.405139  <4>[   43.866737]  ? lkdtm_WRITE_RO+0x2e/0x3a

 4609 12:10:53.409745  <4>[   43.871308]  direct_entry.cold+0x2c/0x38

 4610 12:10:53.416197  <4>[   43.875976]  full_proxy_write+0x53/0x80

 4611 12:10:53.417734  <4>[   43.880548]  vfs_write+0xe7/0x3b0

 4612 12:10:53.421920  <4>[   43.884537]  ksys_write+0x68/0xf0

 4613 12:10:53.426459  <4>[   43.888519]  do_syscall_64+0x30/0x40

 4614 12:10:53.432265  <4>[   43.892798]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4615 12:10:53.436595  <4>[   43.898730] RIP: 0033:0x7f83ccf2b473

 4616 12:10:53.458325  <4>[   43.903008] 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

 4617 12:10:53.466346  <4>[   43.924283] RSP: 002b:00007ffd8cd871e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4618 12:10:53.474649  <4>[   43.933031] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f83ccf2b473

 4619 12:10:53.484217  <4>[   43.941291] RDX: 0000000000000009 RSI: 00007f83cce1f000 RDI: 0000000000000001

 4620 12:10:53.491261  <4>[   43.949552] RBP: 00007f83cce1f000 R08: 00007f83cce1e010 R09: 0000000000000000

 4621 12:10:53.499232  <4>[   43.957813] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4622 12:10:53.507722  <4>[   43.966074] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4623 12:10:53.511088  full_proxy_write+0x53/0x80

 4624 12:10:53.566461  # [   37.909582]  ? vfs_write+0xe7/0<4>[   43.974336] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4625 12:10:53.570773  <4>[   44.033326] CR2: ffffffffa8af8530

 4626 12:10:53.578281  <4>[   44.037314] ---[ end trace b27dfb9cdcf5d070 ]---

 4627 12:10:53.582614  <4>[   44.042761] RIP: 0010:lkdtm_BUG+0x5/0x10

 4628 12:10:53.602417  <4>[   44.047428] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4629 12:10:53.608411  <4>[   44.068702] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4630 12:10:53.616212  <4>[   44.074870] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4631 12:10:53.624990  <4>[   44.083130] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4632 12:10:53.633086  <4>[   44.091390] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4633 12:10:53.641751  <4>[   44.099671] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4634 12:10:53.649891  <4>[   44.107933] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4635 12:10:53.659345  <4>[   44.116194] FS:  00007f83cd015580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4636 12:10:53.665499  <4>[   44.125522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4637 12:10:53.673886  <4>[   44.132228] CR2: ffffffffa8af8530 CR3: 0000000106456003 CR4: 00000000003706e0

 4638 12:10:53.675021  x3b0

 4639 12:10:53.679951  # [   37.913767]  ? ksys_write+0x68/0xf0

 4640 12:10:53.683265  # [   37.917951]  ? do_syscall_64+0x30/0x40

 4641 12:10:53.688909  # [   37.922426]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4642 12:10:53.741924  # [   37.928553] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4643 12:10:53.745926  # [   37.987550] CR2: ffffffffaaa31d00

 4644 12:10:53.750788  # [   37.991540] ---[ end trace b27dfb9cdcf5d067 ]---

 4645 12:10:53.755447  # [   37.996978] RIP: 0010:lkdtm_BUG+0x5/0x10

 4646 12:10:53.776608  # [   38.001664] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4647 12:10:53.782814  # [   38.022939] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4648 12:10:53.791501  # [   38.035278] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4649 12:10:53.798598  # [   38.0435<6>[   44.257565] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4650 12:10:53.813474  38] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8a<6>[   44.265483] lkdtm: attempting bad ro_after_init write at ffffffffa900a350

 4651 12:10:53.813629  f80b0

 4652 12:10:53.827162  # [   38.051798] RBP: ffffffffa8fe8528 R08: 0000000000000<1>[   44.279563] BUG: unable to handle page fault for address: ffffffffa900a350

 4653 12:10:53.833566  <1>[   44.293724] #PF: supervisor write access in kernel mode

 4654 12:10:53.840204  <1>[   44.299849] #PF: error_code(0x0003) - permissions violation

 4655 12:10:53.860512  <6>[   44.306361] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 10005e063 PTE 800000014420a061

 4656 12:10:53.860757  <4>[   44.315700] Oops: 0003 [#15] SMP PTI

 4657 12:10:53.863019  <4>[   44.319971] CPU: 0 PID: 1938 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4658 12:10:53.869670  <4>[   44.328912] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4659 12:10:53.876028  <4>[   44.336012] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4660 12:10:53.897012  <4>[   44.342339] Code: 32 f8 a8 e9 1e da fb ff 48 c7 c7 58 32 f8 a8 e8 12 da fb ff 48 8b 05 b7 bc fa 00 ba 34 12 cd ab 48 c7 c7 00 32 f8 a8 48 31 d0 <48> 89 05 a1 bc fa 00 e9 f0 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4661 12:10:53.903253  <4>[   44.363618] RSP: 0018:ffffbf7442747e60 EFLAGS: 00010202

 4662 12:10:53.911648  <4>[   44.369745] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4663 12:10:53.919828  <4>[   44.377998] RDX: 00000000abcd1234 RSI: ffffa26a7ac1bf50 RDI: ffffffffa8f83200

 4664 12:10:53.928324  <4>[   44.386259] RBP: ffffffffa8f823f6 R08: 0000000000000000 R09: 0000000000000000

 4665 12:10:53.937017  <4>[   44.394522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4666 12:10:53.944695  <4>[   44.402775] R13: ffffbf7442747f10 R14: ffffbf7442747f10 R15: ffffa26a05a27000

 4667 12:10:53.953484  <4>[   44.411038] FS:  00007f8378257580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 4668 12:10:53.960883  <4>[   44.420359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4669 12:10:53.968461  <4>[   44.427067] CR2: ffffffffa900a350 CR3: 0000000106456001 CR4: 00000000003706f0

 4670 12:10:53.971656  <4>[   44.435326] Call Trace:

 4671 12:10:53.976210  <4>[   44.438348]  ? __die_body.cold+0x1a/0x1f

 4672 12:10:53.981004  <4>[   44.443015]  ? no_context+0x177/0x380

 4673 12:10:53.986294  <4>[   44.447402]  ? exc_page_fault+0xd7/0x170

 4674 12:10:53.990839  <4>[   44.452078]  ? asm_exc_page_fault+0x1e/0x30

 4675 12:10:53.996265  <4>[   44.457042]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4676 12:10:54.002147  <4>[   44.462678]  direct_entry.cold+0x2c/0x38

 4677 12:10:54.006043  <4>[   44.467349]  full_proxy_write+0x53/0x80

 4678 12:10:54.010357  <4>[   44.471928]  vfs_write+0xe7/0x3b0

 4679 12:10:54.013120  <4>[   44.475923]  ksys_write+0x68/0xf0

 4680 12:10:54.017755  <4>[   44.479903]  do_syscall_64+0x30/0x40

 4681 12:10:54.023735  <4>[   44.484183]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4682 12:10:54.027522  <4>[   44.490113] RIP: 0033:0x7f837816d473

 4683 12:10:54.049112  <4>[   44.494394] 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

 4684 12:10:54.058289  <4>[   44.515660] RSP: 002b:00007ffd4f061968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4685 12:10:54.066281  <4>[   44.524410] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f837816d473

 4686 12:10:54.074564  <4>[   44.532672] RDX: 0000000000000014 RSI: 00007f8378061000 RDI: 0000000000000001

 4687 12:10:54.083109  <4>[   44.540933] RBP: 00007f8378061000 R08: 00007f8378060010 R09: 0000000000000000

 4688 12:10:54.090709  <4>[   44.549193] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4689 12:10:54.099380  <4>[   44.557455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4690 12:10:54.151841  <4>[   44.565721] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4691 12:10:54.156011  <4>[   44.618493] CR2: ffffffffa900a350

 4692 12:10:54.161030  <4>[   44.622483] ---[ end trace b27dfb9cdcf5d071 ]---

 4693 12:10:54.166072  <4>[   44.627930] RIP: 0010:lkdtm_BUG+0x5/0x10

 4694 12:10:54.187864  <4>[   44.632599] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4695 12:10:54.193884  <4>[   44.653875] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4696 12:10:54.201380  <4>[   44.659991] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4697 12:10:54.210674  <4>[   44.668253] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4698 12:10:54.218772  <4>[   44.676517] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4699 12:10:54.226236  <4>[   44.684770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4700 12:10:54.234954  <4>[   44.693030] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4701 12:10:54.243963  <4>[   44.701292] FS:  00007f8378257580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 4702 12:10:54.250794  <4>[   44.710623] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4703 12:10:54.258909  <4>[   44.717322] CR2: ffffffffa900a350 CR3: 0000000106456001 CR4: 00000000003706f0

 4704 12:10:54.269050  <3>[   44.725583] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4705 12:10:54.278373  <3>[   44.735788] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1938, name: cat

 4706 12:10:54.283029  <4>[   44.744533] INFO: lockdep is turned off.

 4707 12:10:54.286766  <4>[   44.749201] irq event stamp: 0

 4708 12:10:54.293544  <4>[   44.752900] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4709 12:10:54.304267  <4>[   44.760181] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4710 12:10:54.312323  <4>[   44.769608] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4711 12:10:54.319891  <4>[   44.779035] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4712 12:10:54.328795  <4>[   44.786327] CPU: 0 PID: 1938 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4713 12:10:54.336229  <4>[   44.795269] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4714 12:10:54.338950  <4>[   44.802365] Call Trace:

 4715 12:10:54.342913  <4>[   44.805385]  dump_stack+0x77/0x9b

 4716 12:10:54.348031  <4>[   44.809381]  ___might_sleep.cold+0xa6/0xb6

 4717 12:10:54.351994  <4>[   44.814250]  exit_signals+0x1c/0x300

 4718 12:10:54.356340  <4>[   44.818537]  do_exit+0xc2/0xab0

 4719 12:10:54.360227  <4>[   44.822334]  ? ksys_write+0x68/0xf0

 4720 12:10:54.364169  <4>[   44.826519]  make_task_dead+0x2f/0x30

 4721 12:10:54.370165  <4>[   44.830896]  rewind_stack_and_make_dead+0x17/0x20

 4722 12:10:54.373887  <4>[   44.836439] RIP: 0033:0x7f837816d473

 4723 12:10:54.395376  <4>[   44.840720] 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

 4724 12:10:54.404618  <4>[   44.861988] RSP: 002b:00007ffd4f061968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4725 12:10:54.412851  <4>[   44.870735] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f837816d473

 4726 12:10:54.421404  <4>[   44.878999] RDX: 0000000000000014 RSI: 00007f8378061000 RDI: 0000000000000001

 4727 12:10:54.429883  <4>[   44.887259] RBP: 00007f8378061000 R08: 00007f8378060010 R09: 0000000000000000

 4728 12:10:54.437722  <4>[   44.895521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4729 12:10:54.445240  <4>[   44.903783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4730 12:10:54.448398  001 R09: 0000000000000001

 4731 12:10:54.456100  # [   38.060060] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4732 12:10:54.465650  # [   38.068320] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4733 12:10:54.473608  # [   38.076581] FS:  00007f889b241580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4734 12:10:54.480464  # [   38.085910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4735 12:10:54.488239  # [   38.092618] CR2: ffffffffaaa31d00 CR3: 00000001029aa003 CR4: 00000000003706e0

 4736 12:10:54.498809  # [   38.100880] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4737 12:10:54.507633  # [   38.111072] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1572, name: cat

 4738 12:10:54.512454  # [   38.119819] INFO: lockdep is turned off.

 4739 12:10:54.515741  # [   38.124488] irq event stamp: 0

 4740 12:10:54.523016  # [   38.128186] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4741 12:10:54.532333  # [   38.135468] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4742 12:10:54.541738  # [   38.144893] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4743 12:10:54.548279  # [   38.154319] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4744 12:10:54.557970  # [   38.161610] CPU: 1 PID: 1572 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4745 12:10:54.564321  # [   38.170550] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4746 12:10:54.567049  # [   38.177661] Call Trace:

 4747 12:10:54.571047  # [   38.180690]  dump_stack+0x77/0x9b

 4748 12:10:54.575875  # [   38.190891]  ___might_sleep.cold+0xa6/0xb6

 4749 12:10:54.579961  # [   38.195755]  exit_signals+0x1c/0x300

 4750 12:10:54.583310  # [   38.200036]  do_exit+0xc2/0xab0

 4751 12:10:54.587622  # [   38.203831]  ? ksys_write+0x68/0xf0

 4752 12:10:54.591815  # [   38.208013]  make_task_dead+0x2f/0x30

 4753 12:10:54.597249  # [   38.212390]  rewind_stack_and_make_dead+0x17/0x20

 4754 12:10:54.601899  # [   38.217932] RIP: 0033:0x7f889b157473

 4755 12:10:54.619551  # [   38.222203] 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<6>[   45.079242] lkdtm: Performing direct entry WRITE_KERN

 4756 12:10:54.633429   75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 4<6>[   45.085859] lkdtm: attempting bad 7219673 byte write at ffffffffa805e5b9

 4757 12:10:54.637408  0 00 48 83 ec 28 48 89 54 24 18

 4758 12:10:54.647214  # [   38.243478] RSP: 002b:0000<1>[   45.099843] BUG: unable to handle page fault for address: ffffffffa805e5b9

 4759 12:10:54.653536  <1>[   45.114021] #PF: supervisor write access in kernel mode

 4760 12:10:54.659821  <1>[   45.120147] #PF: error_code(0x0003) - permissions violation

 4761 12:10:54.666004  7ffc2db96dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4762 12:10:54.674096  # [   <6>[   45.126661] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 1432000e1 

 4763 12:10:54.678137  <4>[   45.140270] Oops: 0003 [#16] SMP PTI

 4764 12:10:54.686948  <4>[   45.144553] CPU: 2 PID: 1974 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4765 12:10:54.694033  <4>[   45.153499] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4766 12:10:54.700590  <4>[   45.160600] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 4767 12:10:54.727819  38.252225] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 0000<4>[   45.166046] Code: 53 48 c7 c3 b9 e5 05 a8 49 89 dc 48 89 da 49 81 ec e0 bb 97 a7 4c 89 e6 e8 c5 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 e0 bb 97 a7 <f3> a4 48 c7 c7 00 32 f8 a8 e8 aa d9 fb ff 5b 41 5c e9 b7 fe ff ff

 4768 12:10:54.733108  <4>[   45.193531] RSP: 0018:ffffbf74427cfe50 EFLAGS: 00010246

 4769 12:10:54.741471  <4>[   45.199670] RAX: 000000000000003c RBX: ffffffffa805e5b9 RCX: 00000000006e29d9

 4770 12:10:54.749693  <4>[   45.207930] RDX: 0000000000000000 RSI: ffffffffa797bbe0 RDI: ffffffffa805e5b9

 4771 12:10:54.757865  <4>[   45.216189] RBP: ffffffffa8f8240a R08: 0000000000000000 R09: 0000000000000000

 4772 12:10:54.766830  <4>[   45.224450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e29d9

 4773 12:10:54.774829  <4>[   45.232723] R13: ffffbf74427cff10 R14: ffffbf74427cff10 R15: ffffa26a02c62000

 4774 12:10:54.783560  <4>[   45.240984] FS:  00007f1f8dfac580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 4775 12:10:54.790912  <4>[   45.250303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4776 12:10:54.799132  <4>[   45.257010] CR2: ffffffffa805e5b9 CR3: 000000010658c001 CR4: 00000000003706e0

 4777 12:10:54.801776  <4>[   45.265270] Call Trace:

 4778 12:10:54.806454  <4>[   45.268290]  ? __die_body.cold+0x1a/0x1f

 4779 12:10:54.807802  7f889b157473

 4780 12:10:54.817151  # [   38.260485] RDX: 000000000000000a RSI: 00007f<4>[   45.272961]  ? no_context+0x177/0x380

 4781 12:10:54.822737  <4>[   45.283548]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4782 12:10:54.828146  <4>[   45.289287]  ? exc_page_fault+0xd7/0x170

 4783 12:10:54.832227  <4>[   45.293947]  ? asm_exc_page_fault+0x1e/0x30

 4784 12:10:54.838646  <4>[   45.298906]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4785 12:10:54.843261  <4>[   45.304643]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 4786 12:10:54.847451  889b04b000 RDI: 0000000000000001

 4787 12:10:54.856720  # [   38.268747] RBP: 00007f88<4>[   45.309819]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4788 12:10:54.859999  <4>[   45.321769]  ? lkdtm_WRITE_KERN+0x38/0x4e

 4789 12:10:54.864985  <4>[   45.326526]  direct_entry.cold+0x2c/0x38

 4790 12:10:54.869777  <4>[   45.331186]  full_proxy_write+0x53/0x80

 4791 12:10:54.873159  <4>[   45.335760]  vfs_write+0xe7/0x3b0

 4792 12:10:54.877153  <4>[   45.339750]  ksys_write+0x68/0xf0

 4793 12:10:54.881300  <4>[   45.343738]  do_syscall_64+0x30/0x40

 4794 12:10:54.887601  <4>[   45.348016]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4795 12:10:54.891395  <4>[   45.353946] RIP: 0033:0x7f1f8dec2473

 4796 12:10:54.913977  <4>[   45.358224] 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

 4797 12:10:54.921685  <4>[   45.379488] RSP: 002b:00007ffe72aa9938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4798 12:10:54.929896  <4>[   45.388234] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1f8dec2473

 4799 12:10:54.939381  <4>[   45.396494] RDX: 000000000000000b RSI: 00007f1f8ddb6000 RDI: 0000000000000001

 4800 12:10:54.946265  <4>[   45.404755] RBP: 00007f1f8ddb6000 R08: 00007f1f8ddb5010 R09: 0000000000000000

 4801 12:10:54.955969  <4>[   45.413015] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4802 12:10:54.963710  <4>[   45.421275] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4803 12:10:54.968650  9b04b000 R08: 00007f889b04a010 R09: 0000000000000000

 4804 12:10:55.022184  # [   38.2<4>[   45.429539] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4805 12:10:55.026699  <4>[   45.488491] CR2: ffffffffa805e5b9

 4806 12:10:55.031832  <4>[   45.492472] ---[ end trace b27dfb9cdcf5d072 ]---

 4807 12:10:55.035876  <4>[   45.497916] RIP: 0010:lkdtm_BUG+0x5/0x10

 4808 12:10:55.057811  <4>[   45.502582] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4809 12:10:55.063637  <4>[   45.523853] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4810 12:10:55.071595  <4>[   45.529975] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 4811 12:10:55.081246  <4>[   45.538234] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 4812 12:10:55.089359  <4>[   45.546493] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 4813 12:10:55.096608  <4>[   45.554752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4814 12:10:55.105250  <4>[   45.563010] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 4815 12:10:55.114434  <4>[   45.571271] FS:  00007f1f8dfac580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 4816 12:10:55.120519  <4>[   45.580590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4817 12:10:55.129943  <4>[   45.587295] CR2: ffffffffa805e5b9 CR3: 000000010658c001 CR4: 00000000003706e0

 4818 12:10:55.136505  77006] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4819 12:10:55.144306  # [   38.285267] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4820 12:10:55.148226  # EXEC_DATA: saw 'call trace:': ok

 4821 12:10:55.151505  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4822 12:10:55.154801  # selftests: lkdtm: EXEC_STACK.sh

 4823 12:10:55.156731  # Killed

 4824 12:10:55.161868  # [   38.403440] lkdtm: Performing direct entry EXEC_STACK

 4825 12:10:55.168789  # [   38.411374] lkdtm: attempting ok execution at ffffffffa797bbe0

 4826 12:10:55.175087  # [   38.418236] lkdtm: attempting bad execution at ffffbf7442207e18

 4827 12:10:55.184494  # [   38.425154] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4828 12:10:55.191507  # [   38.440012] BUG: unable to handle page fault for address: ffffbf7442207e18

 4829 12:10:55.198015  # [   38.447984] #PF: supervisor instruction fetch in kernel mode

 4830 12:10:55.204808  # [   38.454595] #PF: error_code(0x0011) - permissions violation

 4831 12:10:55.213916  # [   38.461109] PGD 100000067 P4D 100000067 PUD 100244067 PMD 1061bf067 PTE 80000001033b6063

 4832 12:10:55.217541  # [   38.476661] Oops: 0011 [#6] SMP PTI

 4833 12:10:55.226367  # [   38.480844] CPU: 1 PID: 1609 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4834 12:10:55.233717  # [   38.489776] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4835 12:10:55.239025  # [   38.496874] RIP: 0010:0xffffbf7442207e18

 4836 12:10:55.260236  # [   38.501542] Code: 00 00 18 7e 20 42 74 bf ff ff 0f e6 05 a8 ff ff ff ff 20 00 00 00 00 00 00 00 86 23 f8 a8 ff ff ff ff 3e e7 05 a8 ff ff ff ff <0f> 1<6>[   45.715854] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 4837 12:10:55.267554  <6>[   45.726873] lkdtm: attempting good refcount_inc() without overflow

 4838 12:10:55.274081  <6>[   45.734072] lkdtm: attempting bad refcount_inc() overflow

 4839 12:10:55.279852  <4>[   45.740395] ------------[ cut here ]------------

 4840 12:10:55.285191  <4>[   45.745843] refcount_t: saturated; leaking memory.

 4841 12:10:55.295336  <4>[   45.751513] WARNING: CPU: 3 PID: 2010 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4842 12:10:55.301055  f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4843 12:10:55.354712  #<4>[   45.761242] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4844 12:10:55.363147  <4>[   45.820193] CPU: 3 PID: 2010 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4845 12:10:55.369571  <4>[   45.829161] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4846 12:10:55.375813  <4>[   45.836259] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4847 12:10:55.397261  <4>[   45.842387] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 4848 12:10:55.403097   [   38.522810] RSP: 0018:ffffbf7442207df8 EFLAGS: 00010246

 4849 12:10:55.409374  # [<4>[   45.863675] RSP: 0018:ffffbf7442857e48 EFLAGS: 00010286

 4850 12:10:55.423700     38.528927] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0<4>[   45.876025] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 4851 12:10:55.426408  000000000000000

 4852 12:10:55.438462  # [   38.537187] RDX: 0000000000000000 RSI: fff<4>[   45.890507] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 4853 12:10:55.442465  fa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 4854 12:10:55.453093  # [   38.545448] RBP: ffffb<4>[   45.904988] RBP: ffffffffa8f82415 R08: 0000000000000000 R09: 0000000000000000

 4855 12:10:55.460768  <4>[   45.919468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4856 12:10:55.469338  <4>[   45.927732] R13: ffffbf7442857f10 R14: ffffbf7442857f10 R15: ffffa26a0593e000

 4857 12:10:55.478753  <4>[   45.935996] FS:  00007f295321e580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 4858 12:10:55.485432  <4>[   45.945327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4859 12:10:55.494440  <4>[   45.952037] CR2: 00007f2953028000 CR3: 0000000102678001 CR4: 00000000003706e0

 4860 12:10:55.497060  <4>[   45.960323] Call Trace:

 4861 12:10:55.502115  f7442207e18 R08: 0000000000000000 R09: 0000000000000000

 4862 12:10:55.507329  # [   3<4>[   45.963360]  ? __warn+0x80/0x110

 4863 12:10:55.512191  <4>[   45.973456]  ? refcount_warn_saturate+0x51/0x110

 4864 12:10:55.516154  <4>[   45.978930]  ? report_bug+0x9e/0xc0

 4865 12:10:55.520954  <4>[   45.983118]  ? handle_bug+0x41/0x90

 4866 12:10:55.525566  <4>[   45.987328]  ? exc_invalid_op+0x14/0x70

 4867 12:10:55.529947  <4>[   45.991903]  ? asm_exc_invalid_op+0x12/0x20

 4868 12:10:55.535851  <4>[   45.996870]  ? refcount_warn_saturate+0x51/0x110

 4869 12:10:55.540786  <4>[   46.002348]  ? refcount_warn_saturate+0x51/0x110

 4870 12:10:55.547039  <4>[   46.007795]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 4871 12:10:55.551883  <4>[   46.013439]  direct_entry.cold+0x2c/0x38

 4872 12:10:55.555969  <4>[   46.018112]  full_proxy_write+0x53/0x80

 4873 12:10:55.560080  <4>[   46.022728]  vfs_write+0xe7/0x3b0

 4874 12:10:55.564400  <4>[   46.026743]  ksys_write+0x68/0xf0

 4875 12:10:55.568517  <4>[   46.030736]  do_syscall_64+0x30/0x40

 4876 12:10:55.574819  <4>[   46.035042]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4877 12:10:55.578565  <4>[   46.040976] RIP: 0033:0x7f2953134473

 4878 12:10:55.600179  <4>[   46.045258] 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

 4879 12:10:55.610197  <4>[   46.066536] RSP: 002b:00007fffd912bca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4880 12:10:55.617567  <4>[   46.075286] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f2953134473

 4881 12:10:55.625307  <4>[   46.083550] RDX: 0000000000000016 RSI: 00007f2953028000 RDI: 0000000000000001

 4882 12:10:55.633369  <4>[   46.091815] RBP: 00007f2953028000 R08: 00007f2953027010 R09: 0000000000000000

 4883 12:10:55.641869  <4>[   46.100079] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4884 12:10:55.650444  <4>[   46.108343] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4885 12:10:55.653990  <4>[   46.116610] irq event stamp: 0

 4886 12:10:55.661135  <4>[   46.120339] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4887 12:10:55.670353  <4>[   46.127631] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4888 12:10:55.679893  <4>[   46.137061] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4889 12:10:55.686968  <4>[   46.146489] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4890 12:10:55.692620  <4>[   46.153782] ---[ end trace b27dfb9cdcf5d073 ]---

 4891 12:10:55.698376  <6>[   46.159228] lkdtm: Overflow detected: saturated

 4892 12:10:55.705815  8.553724] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4893 12:10:55.713724  # [   38.561983] R13: ffffbf7442207f10 R14: ffffbf7442207f10 R15: ffffa26a0275c000

 4894 12:10:55.723267  # [   38.570244] FS:  00007f3a52862580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4895 12:10:55.730712  # [   38.579572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4896 12:10:55.737869  # [   38.586279] CR2: ffffbf7442207e18 CR3: 000000010276a004 CR4: 00000000003706e0

 4897 12:10:55.740788  # [   38.594540] Call Trace:

 4898 12:10:55.745670  # [   38.597561]  ? __die_body.cold+0x1a/0x1f

 4899 12:10:55.749065  # [   38.602230]  ? no_context+0x177/0x380

 4900 12:10:55.753597  # [   38.606608]  ? exc_page_fault+0xd7/0x170

 4901 12:10:55.759224  # [   38.611278]  ? asm_exc_page_fault+0x1e/0x30

 4902 12:10:55.763954  # [   38.616241]  ? execute_location+0x45/0x56

 4903 12:10:55.768077  # [   38.621007]  ? lkdtm_EXEC_STACK+0x26/0x44

 4904 12:10:55.772636  # [   38.625773]  ? direct_entry.cold+0x2c/0x38

 4905 12:10:55.777555  # [   38.630636]  ? full_proxy_write+0x53/0x80

 4906 12:10:55.781793  # [   38.635403]  ? vfs_write+0xe7/0x3b0

 4907 12:10:55.786582  # [   38.639578]  ? ksys_write+0x68/0xf0

 4908 12:10:55.791072  # [   38.643753]  ? do_syscall_64+0x30/0x40

 4909 12:10:55.796616  # [   38.648227]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4910 12:10:55.848031  # [   38.654354] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i<6>[   46.304168] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 4911 12:10:55.861534  2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight c<6>[   46.314588] lkdtm: attempting good refcount_add() without overflow

 4912 12:10:55.863711  hromeos_pstore

 4913 12:10:55.867118  # [   38.713341] CR2: ffffbf7442207e18

 4914 12:10:55.874815  # [   38<6>[   46.328032] lkdtm: attempting bad refcount_add() overflow

 4915 12:10:55.879062  .717331] ---[ end trace b27dfb9cdcf5d068 ]---

 4916 12:10:55.886126  # [   38.722777] <4>[   46.340561] ------------[ cut here ]------------

 4917 12:10:55.888560  RIP: 0010:lkdtm_BUG+0x5/0x10

 4918 12:10:55.897613  # [   38.727444] Code: 89 ff e8 6e<4>[   46.352183] refcount_t: saturated; leaking memory.

 4919 12:10:55.913214   d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc <4>[   46.364086] WARNING: CPU: 0 PID: 2043 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4920 12:10:55.972381  cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f<4>[   46.380028] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 4921 12:10:55.977609   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 4922 12:10:55.987459  # [   38<4>[   46.439003] CPU: 0 PID: 2043 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 4923 12:10:55.993658  .748724] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 4924 12:10:56.001068  # [   38.7<4>[   46.454154] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4925 12:10:56.012998  54848] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 00000000<4>[   46.467467] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4926 12:10:56.013811  00000000

 4927 12:10:56.040768  # [   38.763109] RDX: 0000000000000000 RSI: ffffa26a7a<4>[   46.479810] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 4928 12:10:56.043812  d9bf50 RDI: ffffffffa8af80b0

 4929 12:10:56.053519  # [   38.771370] RBP: ffffffffa8fe<4>[   46.507287] RSP: 0018:ffffbf74428afe48 EFLAGS: 00010286

 4930 12:10:56.058451  8528 R08: 0000000000000001 R09: 0000000000000001

 4931 12:10:56.067641  # [   38.77963<4>[   46.519679] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 4932 12:10:56.081788  2] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   46.534136] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 4933 12:10:56.082516  0004

 4934 12:10:56.096919  # [   38.787892] R13: ffffbf74412dff10 R14: ffffbf74412dff<4>[   46.548658] RBP: ffffffffa8f8242b R08: 0000000000000000 R09: 0000000000000000

 4935 12:10:56.099437  10 R15: ffffa26a033cc000

 4936 12:10:56.111024  # [   38.796152] FS:  00007f3a52862580<4>[   46.563096] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4937 12:10:56.117253  (0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4938 12:10:56.125132  # [   3<4>[   46.577593] R13: ffffbf74428aff10 R14: ffffbf74428aff10 R15: ffffa26a0581d000

 4939 12:10:56.131246  8.805481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4940 12:10:56.141384  # [<4>[   46.592060] FS:  00007f109703f580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 4941 12:10:56.153633     38.812190] CR2: ffffbf7442207e18 CR3: 000000010276a004 CR4: 0<4>[   46.607671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4942 12:10:56.155548  0000000003706e0

 4943 12:10:56.161430  # EXEC_STACK: saw 'call trace:': ok

 4944 12:10:56.168637  ok 31 self<4>[   46.620670] CR2: 00007f1096e49000 CR3: 0000000105820003 CR4: 00000000003706f0

 4945 12:10:56.171122  tests: lkdtm: EXEC_STACK.sh

 4946 12:10:56.177877  # selftests: lkdtm: EXEC_KMALLOC.sh<4>[   46.635088] Call Trace:

 4947 12:10:56.179850  

 4948 12:10:56.179939  # Killed

 4949 12:10:56.188690  # [   38.922723] lkdtm: Performing direct entry EXEC<4>[   46.644357]  ? __warn+0x80/0x110

 4950 12:10:56.189098  _KMALLOC

 4951 12:10:56.200340  # [   38.932304] lkdtm: attempting ok execution at fff<4>[   46.654453]  ? refcount_warn_saturate+0x51/0x110

 4952 12:10:56.200702  fffffa797bbe0

 4953 12:10:56.210150  # [   38.939151] lkdtm: attempting bad execution <4>[   46.666142]  ? report_bug+0x9e/0xc0

 4954 12:10:56.212401  at ffffa26a0400ea80

 4955 12:10:56.220288  # [   38.946092] kernel tried to execute NX<4>[   46.676522]  ? handle_bug+0x41/0x90

 4956 12:10:56.225245  -protected page - exploit attempt? (uid: 0)

 4957 12:10:56.231151  # [   38.954757] BU<4>[   46.686946]  ? exc_invalid_op+0x14/0x70

 4958 12:10:56.237737  G: unable to handle page fault for address: ffffa26a0400ea80

 4959 12:10:56.242326  # <4>[   46.697726]  ? asm_exc_invalid_op+0x12/0x20

 4960 12:10:56.249524  [   38.962730] #PF: supervisor instruction fetch in kernel mode

 4961 12:10:56.254061  <4>[   46.708934]  ? refcount_warn_saturate+0x51/0x110

 4962 12:10:56.254180  

 4963 12:10:56.265285  # [   38.975554] #PF: error_code(0x0011) - permissions violatio<4>[   46.720580]  ? refcount_warn_saturate+0x51/0x110

 4964 12:10:56.265905  n

 4965 12:10:56.277678  # [   38.982069] PGD 145e01067 P4D 145e01067 PUD 100841063 PM<4>[   46.732250]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 4966 12:10:56.281627  D 10409b063 PTE 800000010400e063

 4967 12:10:56.288465  # [   38.997622] Oops: 0011 [#<4>[   46.744105]  direct_entry.cold+0x2c/0x38

 4968 12:10:56.289835  7] SMP PTI

 4969 12:10:56.299952  # [   39.001804] CPU: 1 PID: 1646 Comm: cat Tainted:<4>[   46.755011]  full_proxy_write+0x53/0x80

 4970 12:10:56.302981   G      D W         5.10.201-cip41 #1

 4971 12:10:56.309994  # [   39.010744] Hardware<4>[   46.765790]  vfs_write+0xe7/0x3b0

 4972 12:10:56.314354   name: Google Rammus/Rammus, BIOS  09/04/2020

 4973 12:10:56.320552  # [   39.017842] <4>[   46.776003]  ksys_write+0x68/0xf0

 4974 12:10:56.323108  RIP: 0010:0xffffa26a0400ea80

 4975 12:10:56.330469  # [   39.022509] Code: 00 00 02 00<4>[   46.786207]  do_syscall_64+0x30/0x40

 4976 12:10:56.341893   00 00 00 00 00 00 00 ed 00 04 6a a2 ff ff 04 00 00 00 00 00 00 <4>[   46.796713]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4977 12:10:56.352779  00 00 00 00 00 00 00 00 00 eb f2 ef a6 ff ff ff ff <0f> 1f 44 00<4>[   46.808856] RIP: 0033:0x7f1096f55473

 4978 12:10:56.357877   00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4979 12:10:56.380487  # [   39<4>[   46.819379] 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

 4980 12:10:56.386407  .043783] RSP: 0018:ffffbf74422a7e38 EFLAGS: 00010246

 4981 12:10:56.395068  # [   39.0<4>[   46.846862] RSP: 002b:00007ffc101506c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4982 12:10:56.410159  49907] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 00000000<4>[   46.861855] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1096f55473

 4983 12:10:56.410946  00000000

 4984 12:10:56.424419  # [   39.058168] RDX: 0000000000000000 RSI: ffffa26a7a<4>[   46.876317] RDX: 0000000000000016 RSI: 00007f1096e49000 RDI: 0000000000000001

 4985 12:10:56.427305  c9bf50 RDI: ffffa26a7ac9bf50

 4986 12:10:56.438399  # [   39.066429] RBP: ffffa26a0400<4>[   46.890848] RBP: 00007f1096e49000 R08: 00007f1096e48010 R09: 0000000000000000

 4987 12:10:56.443476  ea80 R08: 0000000000000000 R09: 0000000000000000

 4988 12:10:56.453080  # [   39.07469<4>[   46.905297] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4989 12:10:56.467531  0] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   46.919781] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4990 12:10:56.468051  000d

 4991 12:10:56.477514  # [   39.082951] R13: ffffbf74422a7f10 R14: ffffbf74422a7f<4>[   46.934259] irq event stamp: 0

 4992 12:10:56.480736  10 R15: ffffa26a032ce000

 4993 12:10:56.490868  # [   39.091213] FS:  00007f12cfcbb580<4>[   46.944182] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4994 12:10:56.496843  (0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 4995 12:10:56.507400  # [   3<4>[   46.957679] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4996 12:10:56.513160  9.100543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4997 12:10:56.522110  # [<4>[   46.973336] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 4998 12:10:56.536471     39.107252] CR2: ffffa26a0400ea80 CR3: 0000000102d9c003 CR4: 0<4>[   46.988966] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4999 12:10:56.537824  0000000003706e0

 5000 12:10:56.541134  # [   39.115511] Call Trace:

 5001 12:10:56.547550  # [   39.118532] <4>[   47.002501] ---[ end trace b27dfb9cdcf5d074 ]---

 5002 12:10:56.550621   ? __die_body.cold+0x1a/0x1f

 5003 12:10:56.559195  # [   39.123201]  ? no_context+0x1<6>[   47.014143] lkdtm: Overflow detected: saturated

 5004 12:10:56.561214  77/0x380

 5005 12:10:56.565018  # [   39.127581]  ? exc_page_fault+0xd7/0x170

 5006 12:10:56.569349  # [   39.132249]  ? asm_exc_page_fault+0x1e/0x30

 5007 12:10:56.574424  # [   39.137214]  ? execute_location+0x45/0x56

 5008 12:10:56.578918  # [   39.141979]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 5009 12:10:56.584389  # [   39.146929]  ? direct_entry.cold+0x2c/0x38

 5010 12:10:56.589232  # [   39.151793]  ? full_proxy_write+0x53/0x80

 5011 12:10:56.593492  # [   39.156560]  ? vfs_write+0xe7/0x3b0

 5012 12:10:56.597157  # [   39.160744]  ? ksys_write+0x68/0xf0

 5013 12:10:56.601307  # [   39.164928]  ? do_syscall_64+0x30/0x40

 5014 12:10:56.607184  # [   39.169402]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5015 12:10:56.659177  # [   39.175519] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5016 12:10:56.663561  # [   39.234514] CR2: ffffa26a0400ea80

 5017 12:10:56.668703  # [   39.238503] ---[ end trace b27dfb9cdcf5d069 ]---

 5018 12:10:56.679093  # [   39.243949] RIP: <6>[   47.135713] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5019 12:10:56.686721  <6>[   47.145446] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5020 12:10:56.691409  <4>[   47.152662] ------------[ cut here ]------------

 5021 12:10:56.693909  0010:lkdtm_BUG+0x5/0x10

 5022 12:10:56.703129  # [   39.248616] Code: 89 ff e8 6e d9 7<4>[   47.158121] refcount_t: saturated; leaking memory.

 5023 12:10:56.720125  9 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc<4>[   47.169982] WARNING: CPU: 3 PID: 2076 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5024 12:10:56.778281   cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 8<4>[   47.185909] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5025 12:10:56.787071  <4>[   47.244900] CPU: 3 PID: 2076 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5026 12:10:56.794695  <4>[   47.253875] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5027 12:10:56.801050  <4>[   47.260974] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5028 12:10:56.822792  <4>[   47.267100] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 5029 12:10:56.828051  <4>[   47.288375] RSP: 0018:ffffbf744296fe38 EFLAGS: 00010282

 5030 12:10:56.832736  4 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5031 12:10:56.842429  # [   39.2698<4>[   47.294506] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5032 12:10:56.850612  <4>[   47.308986] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 5033 12:10:56.859738  <4>[   47.317250] RBP: ffffffffa8f82068 R08: 0000000000000000 R09: 0000000000000000

 5034 12:10:56.867152  <4>[   47.325511] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5035 12:10:56.875113  <4>[   47.333764] R13: ffffbf744296ff10 R14: ffffbf744296ff10 R15: ffffa26a0650f000

 5036 12:10:56.884770  <4>[   47.342026] FS:  00007f15a59ef580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 5037 12:10:56.891321  <4>[   47.351380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5038 12:10:56.896090  91] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5039 12:10:56.906118  # [   39.276016<4>[   47.358101] CR2: 00007f15a57f9000 CR3: 0000000104812001 CR4: 00000000003706e0

 5040 12:10:56.910135  <4>[   47.372570] Call Trace:

 5041 12:10:56.912908  <4>[   47.375585]  ? __warn+0x80/0x110

 5042 12:10:56.925156  ] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000<4>[   47.379504]  ? refcount_warn_saturate+0x97/0x110

 5043 12:10:56.929384  <4>[   47.391159]  ? report_bug+0x9e/0xc0

 5044 12:10:56.933003  <4>[   47.395346]  ? handle_bug+0x41/0x90

 5045 12:10:56.937377  <4>[   47.399554]  ? exc_invalid_op+0x14/0x70

 5046 12:10:56.943083  <4>[   47.404126]  ? asm_exc_invalid_op+0x12/0x20

 5047 12:10:56.948899  <4>[   47.409092]  ? refcount_warn_saturate+0x97/0x110

 5048 12:10:56.953483  <4>[   47.414538]  ? refcount_warn_saturate+0x97/0x110

 5049 12:10:56.959876  <4>[   47.419986]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5050 12:10:56.966744  <4>[   47.426404]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5051 12:10:56.972062  <4>[   47.432918]  direct_entry.cold+0x2c/0x38

 5052 12:10:56.975954  <4>[   47.437590]  full_proxy_write+0x53/0x80

 5053 12:10:56.980073  <4>[   47.442189]  vfs_write+0xe7/0x3b0

 5054 12:10:56.983302  <4>[   47.446181]  ksys_write+0x68/0xf0

 5055 12:10:56.987971  <4>[   47.450172]  do_syscall_64+0x30/0x40

 5056 12:10:56.994499  <4>[   47.454453]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5057 12:10:56.998013  <4>[   47.460386] RIP: 0033:0x7f15a5905473

 5058 12:10:56.998526  000

 5059 12:10:57.026211  # [   39.284275] RDX: 0000000000000000 RSI: ffffa26a7ad9bf5<4>[   47.464675] 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

 5060 12:10:57.034134  <4>[   47.492166] RSP: 002b:00007ffce784b8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5061 12:10:57.042460  <4>[   47.500915] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f15a5905473

 5062 12:10:57.051117  <4>[   47.509177] RDX: 000000000000001f RSI: 00007f15a57f9000 RDI: 0000000000000001

 5063 12:10:57.059034  <4>[   47.517439] RBP: 00007f15a57f9000 R08: 00007f15a57f8010 R09: 0000000000000000

 5064 12:10:57.067780  <4>[   47.525715] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5065 12:10:57.075792  <4>[   47.534009] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5066 12:10:57.079816  <4>[   47.542266] irq event stamp: 0

 5067 12:10:57.086674  <4>[   47.545987] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5068 12:10:57.096457  <4>[   47.553269] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5069 12:10:57.105382  <4>[   47.562698] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5070 12:10:57.107730  0 RDI: ffffffffa8af80b0

 5071 12:10:57.119016  # [   39.292535] RBP: ffffffffa8fe8528 <4>[   47.572128] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5072 12:10:57.124202  <4>[   47.585635] ---[ end trace b27dfb9cdcf5d075 ]---

 5073 12:10:57.129561  R08: 0000000000000001 R09: 0000000000000001

 5074 12:10:57.136226  # [   39.300794] R1<6>[   47.591087] lkdtm: Overflow detected: saturated

 5075 12:10:57.142395  0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5076 12:10:57.152682  # [   39.309054] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 5077 12:10:57.159614  # [   39.317315] FS:  00007f12cfcbb580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5078 12:10:57.167015  # [   39.326643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5079 12:10:57.175499  # [   39.333375] CR2: ffffa26a0400ea80 CR3: 0000000102d9c003 CR4: 00000000003706e0

 5080 12:10:57.184721  # [   39.341636] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5081 12:10:57.192849  # [   39.351839] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1646, name: cat

 5082 12:10:57.198027  # [   39.360585] INFO: lockdep is turned off.

 5083 12:10:57.201237  # [   39.365251] irq event stamp: 0

 5084 12:10:57.209447  # [   39.368948] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5085 12:10:57.218198  # [   39.376239] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5086 12:10:57.227534  # [   39.385672] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5087 12:10:57.235066  # [   39.395098] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5088 12:10:57.243685  # [   39.402388] CPU: 1 PID: 1646 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5089 12:10:57.256495  # [   39.411329] Hardware name: Google Rammus/Ra<6>[   47.713626] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5090 12:10:57.265339  <6>[   47.722428] lkdtm: attempting bad refcount_add_not_zero() overflow

 5091 12:10:57.265523  mmus, BIOS  09/04/2020

 5092 12:10:57.268513  # [   39.418424] Call Trace:

 5093 12:10:57.275699  # [   39.4<4>[   47.729684] ------------[ cut here ]------------

 5094 12:10:57.279859  <4>[   47.741349] refcount_t: saturated; leaking memory.

 5095 12:10:57.290505  <4>[   47.747055] WARNING: CPU: 1 PID: 2109 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5096 12:10:57.293914  21443]  dump_stack+0x77/0x9b

 5097 12:10:57.349222  # [   39.425433]  ___might_sleep.c<4>[   47.756781] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5098 12:10:57.358339  <4>[   47.815730] CPU: 1 PID: 2109 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5099 12:10:57.365504  <4>[   47.824708] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5100 12:10:57.371391  <4>[   47.831813] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5101 12:10:57.393314  <4>[   47.837943] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 5102 12:10:57.398448  <4>[   47.859221] RSP: 0018:ffffbf74429ffe38 EFLAGS: 00010282

 5103 12:10:57.399925  old+0xa6/0xb6

 5104 12:10:57.404865  # [   39.430297]  exit_signals+0x1c/0x300

 5105 12:10:57.413048  # [   <4>[   47.865352] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5106 12:10:57.421495  <4>[   47.879837] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 5107 12:10:57.430356  <4>[   47.888131] RBP: ffffffffa8f82088 R08: 0000000000000000 R09: 0000000000000000

 5108 12:10:57.437865  <4>[   47.896395] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5109 12:10:57.446727  <4>[   47.904676] R13: ffffbf74429fff10 R14: ffffbf74429fff10 R15: ffffa26a06427000

 5110 12:10:57.456373  <4>[   47.912942] FS:  00007fbda1d35580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5111 12:10:57.462360  <4>[   47.922297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5112 12:10:57.465504  39.434569]  do_exit+0xc2/0xab0

 5113 12:10:57.477032  # [   39.438363]  ? ksys_write+0<4>[   47.929015] CR2: 00007fbda1b3f000 CR3: 000000010274c005 CR4: 00000000003706e0

 5114 12:10:57.479700  <4>[   47.943481] Call Trace:

 5115 12:10:57.483917  <4>[   47.946524]  ? __warn+0x80/0x110

 5116 12:10:57.485196  x68/0xf0

 5117 12:10:57.489426  # [   39.442547]  make_task_dead+0x2f/0x30

 5118 12:10:57.495258  # [   39.4<4>[   47.950429]  ? refcount_warn_saturate+0x97/0x110

 5119 12:10:57.499904  <4>[   47.962087]  ? report_bug+0x9e/0xc0

 5120 12:10:57.504371  <4>[   47.966305]  ? handle_bug+0x41/0x90

 5121 12:10:57.508369  <4>[   47.970523]  ? exc_invalid_op+0x14/0x70

 5122 12:10:57.513811  <4>[   47.975128]  ? asm_exc_invalid_op+0x12/0x20

 5123 12:10:57.519185  <4>[   47.980096]  ? refcount_warn_saturate+0x97/0x110

 5124 12:10:57.523943  46923]  rewind_stack_and_make_dead+0x17/0x20

 5125 12:10:57.530679  # [   39.452466] R<4>[   47.985570]  ? refcount_warn_saturate+0x97/0x110

 5126 12:10:57.538069  <4>[   47.997225]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5127 12:10:57.543877  <4>[   48.003676]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5128 12:10:57.545866  IP: 0033:0x7f12cfbd1473

 5129 12:10:57.554251  # [   39.456744] Code: 8b 15 21 2a 0e 0<4>[   48.010202]  direct_entry.cold+0x2c/0x38

 5130 12:10:57.560036  <4>[   48.021081]  full_proxy_write+0x53/0x80

 5131 12:10:57.562755  <4>[   48.025691]  vfs_write+0xe7/0x3b0

 5132 12:10:57.567191  <4>[   48.029730]  ksys_write+0x68/0xf0

 5133 12:10:57.570980  <4>[   48.033729]  do_syscall_64+0x30/0x40

 5134 12:10:57.579030  <4>[   48.038044]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5135 12:10:57.582304  <4>[   48.043980] RIP: 0033:0x7fbda1c4b473

 5136 12:10:57.602770  <4>[   48.048263] 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

 5137 12:10:57.612261  <4>[   48.069540] RSP: 002b:00007ffd648b7918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5138 12:10:57.620227  <4>[   48.078291] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fbda1c4b473

 5139 12:10:57.628078  <4>[   48.086554] RDX: 000000000000001f RSI: 00007fbda1b3f000 RDI: 0000000000000001

 5140 12:10:57.637574  <4>[   48.094818] RBP: 00007fbda1b3f000 R08: 00007fbda1b3e010 R09: 0000000000000000

 5141 12:10:57.645005  <4>[   48.103083] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5142 12:10:57.653341  <4>[   48.111347] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5143 12:10:57.656648  <4>[   48.119616] irq event stamp: 0

 5144 12:10:57.663863  <4>[   48.123345] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5145 12:10:57.674687  <4>[   48.130642] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5146 12:10:57.689885  0 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25<4>[   48.140104] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5147 12:10:57.702750   18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff f<4>[   48.155746] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5148 12:10:57.707835  f 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5149 12:10:57.714753  # [   39.4780<4>[   48.169257] ---[ end trace b27dfb9cdcf5d076 ]---

 5150 12:10:57.726014  18] RSP: 002b:00007ffdfddb1ef8 EFLAGS: 00000246 ORIG_RAX: 000000<6>[   48.180918] lkdtm: Overflow detected: saturated

 5151 12:10:57.727280  0000000001

 5152 12:10:57.735284  # [   39.486763] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f12cfbd1473

 5153 12:10:57.743826  # [   39.495024] RDX: 000000000000000d RSI: 00007f12cfac5000 RDI: 0000000000000001

 5154 12:10:57.751640  # [   39.503285] RBP: 00007f12cfac5000 R08: 00007f12cfac4010 R09: 0000000000000000

 5155 12:10:57.759704  # [   39.511543] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5156 12:10:57.768348  # [   39.519803] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5157 12:10:57.772030  # EXEC_KMALLOC: saw 'call trace:': ok

 5158 12:10:57.775524  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 5159 12:10:57.779938  # selftests: lkdtm: EXEC_VMALLOC.sh

 5160 12:10:57.780273  # Killed

 5161 12:10:57.787208  # [   39.688448] lkdtm: Performing direct entry EXEC_VMALLOC

 5162 12:10:57.792732  # [   39.695840] lkdtm: attempting ok execution at ffffffffa797bbe0

 5163 12:10:57.799763  # [   39.702675] lkdtm: attempting bad execution at ffffbf7440355000

 5164 12:10:57.808420  # [   39.715795] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 5165 12:10:57.815611  # [   39.724451] BUG: unable to handle page fault for address: ffffbf7440355000

 5166 12:10:57.824596  # [   39.732422] #PF: supervisor instruction fetch in kernel mode

 5167 12:10:57.829321  # [   39.739034] #PF: error_code(0x0011) - permissions violation

 5168 12:10:57.838162  # [   39.745546] PGD 100000067 P4D 100000067 PUD 100244067 PMD 100a0e067 PTE 8000000102b4f063

 5169 12:10:57.842300  # [   39.754878] Oops: 0011 [#8] SMP PTI

 5170 12:10:57.850401  # [   39.759059] <6>[   48.305362] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5171 12:10:57.862803  CPU: 1 PID: 1683 Comm: cat Tainted: G      D W         5.10.201-<6>[   48.317201] lkdtm: attempting good refcount_dec()

 5172 12:10:57.863403  cip41 #1

 5173 12:10:57.874715  # [   39.767997] Hardware name: Google Rammus/Rammus, <6>[   48.328963] lkdtm: attempting bad refcount_dec() to zero

 5174 12:10:57.876358  BIOS  09/04/2020

 5175 12:10:57.881086  # [   39.775094] RIP: 0010:0xffffbf7440355000

 5176 12:10:57.886563  <4>[   48.341400] ------------[ cut here ]------------

 5177 12:10:57.886683  

 5178 12:10:57.898749  # [   39.779763] Code: Unable to access opcode bytes at RIP 0xf<4>[   48.353062] refcount_t: decrement hit 0; leaking memory.

 5179 12:10:57.900765  fffbf7440354fd6.

 5180 12:10:57.914712  # [   39.787732] RSP: 0018:ffffbf7442357e38 EF<4>[   48.365531] WARNING: CPU: 2 PID: 2142 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5181 12:10:57.916869  LAGS: 00010246

 5182 12:10:57.973621  # [   39.793856] RAX: 0000000000000033 RBX: 0000<4>[   48.381435] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5183 12:10:57.976942  000000000001 RCX: 0000000000000000

 5184 12:10:57.989160  # [   39.802118] RDX: 000000<4>[   48.440389] CPU: 2 PID: 2142 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5185 12:10:57.995270  0000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 5186 12:10:58.003965  # [   39<4>[   48.455551] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5187 12:10:58.014567  .810380] RBP: ffffbf7440355000 R08: 0000000000000000 R09: 000000<4>[   48.468864] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5188 12:10:58.036608  <4>[   48.481206] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5189 12:10:58.037297  0000000000

 5190 12:10:58.048619  # [   39.818641] R10: 00000000ffffe000 R11: 3fffffff<4>[   48.502506] RSP: 0018:ffffbf7442a8fe48 EFLAGS: 00010286

 5191 12:10:58.051869  ffffffff R12: 000000000000000d

 5192 12:10:58.063155  # [   39.826902] R13: ffffbf7442<4>[   48.514821] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5193 12:10:58.071201  <4>[   48.529297] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 5194 12:10:58.076937  357f10 R14: ffffbf7442357f10 R15: ffffa26a02b4f000

 5195 12:10:58.085506  # [   39.835<4>[   48.537562] RBP: ffffffffa8f82441 R08: 0000000000000000 R09: 0000000000000000

 5196 12:10:58.093918  <4>[   48.552033] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5197 12:10:58.101904  <4>[   48.560296] R13: ffffbf7442a8ff10 R14: ffffbf7442a8ff10 R15: ffffa26a03241000

 5198 12:10:58.117195  165] FS:  00007f498642f580(0000) GS:ffffa26a7ac80000(0000) knlGS<4>[   48.568560] FS:  00007f54de1c9580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 5199 12:10:58.124218  <4>[   48.584101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5200 12:10:58.132966  <4>[   48.590812] CR2: 00007f54ddfd3000 CR3: 0000000102c4a002 CR4: 00000000003706e0

 5201 12:10:58.134293  :0000000000000000

 5202 12:10:58.142073  # [   39.844495] CS:  0010 DS: 0000 ES: 0000 <4>[   48.599076] Call Trace:

 5203 12:10:58.144213  CR0: 0000000080050033

 5204 12:10:58.152263  # [   39.851201] CR2: ffffbf7440354fd6 CR<4>[   48.608309]  ? __warn+0x80/0x110

 5205 12:10:58.157357  <4>[   48.618416]  ? refcount_warn_saturate+0xfb/0x110

 5206 12:10:58.162897  3: 00000001065fc001 CR4: 00000000003706e0

 5207 12:10:58.167565  # [   39.859460] Call<4>[   48.623866]  ? report_bug+0x9e/0xc0

 5208 12:10:58.168790   Trace:

 5209 12:10:58.173383  # [   39.862480]  ? __die_body.cold+0x1a/0x1f

 5210 12:10:58.177923  # [   39<4>[   48.634262]  ? handle_bug+0x41/0x90

 5211 12:10:58.181518  .867150]  ? no_context+0x177/0x380

 5212 12:10:58.188766  # [   39.871529]  ? exc_page<4>[   48.644675]  ? exc_invalid_op+0x14/0x70

 5213 12:10:58.193998  <4>[   48.655456]  ? asm_exc_invalid_op+0x12/0x20

 5214 12:10:58.195621  _fault+0xd7/0x170

 5215 12:10:58.205918  # [   39.876197]  ? asm_exc_page_fault+0x1e/0<4>[   48.660447]  ? refcount_warn_saturate+0xfb/0x110

 5216 12:10:58.211323  <4>[   48.672101]  ? refcount_warn_saturate+0xfb/0x110

 5217 12:10:58.212300  x30

 5218 12:10:58.216245  # [   39.881162]  ? execute_location+0x45/0x56

 5219 12:10:58.224036  # [   39.88<4>[   48.677548]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5220 12:10:58.227100  <4>[   48.689011]  direct_entry.cold+0x2c/0x38

 5221 12:10:58.232490  5928]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 5222 12:10:58.237924  # [   39.890887]  ? direc<4>[   48.693685]  full_proxy_write+0x53/0x80

 5223 12:10:58.240514  t_entry.cold+0x2c/0x38

 5224 12:10:58.247910  # [   39.895749]  ? full_proxy_write+0x5<4>[   48.704465]  vfs_write+0xe7/0x3b0

 5225 12:10:58.249296  3/0x80

 5226 12:10:58.253872  # [   39.900508]  ? vfs_write+0xe7/0x3b0

 5227 12:10:58.257880  # [   39.90469<4>[   48.714676]  ksys_write+0x68/0xf0

 5228 12:10:58.260697  2]  ? ksys_write+0x68/0xf0

 5229 12:10:58.269604  # [   39.908874]  ? do_syscall_64+0x<4>[   48.724887]  do_syscall_64+0x30/0x40

 5230 12:10:58.269770  30/0x40

 5231 12:10:58.281094  # [   39.913340]  ? entry_SYSCALL_64_after_hwframe+0x62<4>[   48.735384]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5232 12:10:58.282334  /0xc7

 5233 12:10:58.291385  # [   39.919470] Modules linked in: fuse ip_tables cros_e<4>[   48.747532] RIP: 0033:0x7f54de0df473

 5234 12:10:58.312924  <4>[   48.758029] 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

 5235 12:10:58.327235  c_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_tr<4>[   48.779306] RSP: 002b:00007fff41cf7948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5236 12:10:58.336568  <4>[   48.794267] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f54de0df473

 5237 12:10:58.351376  iggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charge<4>[   48.802533] RDX: 0000000000000012 RSI: 00007f54ddfd3000 RDI: 0000000000000001

 5238 12:10:58.358840  <4>[   48.817007] RBP: 00007f54ddfd3000 R08: 00007f54ddfd2010 R09: 0000000000000000

 5239 12:10:58.372807  r cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vma<4>[   48.825269] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5240 12:10:58.381279  <4>[   48.839742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5241 12:10:58.391476  lloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_se<4>[   48.848011] irq event stamp: 0

 5242 12:10:58.398111  <4>[   48.857917] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5243 12:10:58.414197  nsorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal <4>[   48.865211] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5244 12:10:58.423764  <4>[   48.880849] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5245 12:10:58.437443  cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_d<4>[   48.890279] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5246 12:10:58.443228  <4>[   48.903780] ---[ end trace b27dfb9cdcf5d077 ]---

 5247 12:10:58.447410  <6>[   48.909227] lkdtm: Zero detected: saturated

 5248 12:10:58.457552  maengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5249 12:10:58.461448  # [   39.978463] CR2: ffffbf7440355000

 5250 12:10:58.468095  # [   39.982452] ---[ end trace b27dfb9cdcf5d06a ]---

 5251 12:10:58.471515  # [   39.987890] RIP: 0010:lkdtm_BUG+0x5/0x10

 5252 12:10:58.493209  # [   39.992550] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5253 12:10:58.498446  # [   40.013845] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5254 12:10:58.506818  # [   40.019973] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 5255 12:10:58.515509  # [   40.028234] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 5256 12:10:58.523081  # [   40.036495] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 5257 12:10:58.531412  # [   40.044756] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5258 12:10:58.539329  # [   40.053017] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 5259 12:10:58.548207  # [   40.061277] FS:  00007f498642f580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5260 12:10:58.554937  # [   40.070607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5261 12:10:58.563011  # [   40.077313] CR2: ffffbf7440354fd6 CR3: 00000001065fc001 CR4: 00000000003706e0

 5262 12:10:58.567154  # EXEC_VMALLOC: saw 'call trace:': ok

 5263 12:10:58.571080  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 5264 12:10:58.575060  # selftests: lkdtm: EXEC_RODATA.sh

 5265 12:10:58.575191  # Killed

 5266 12:10:58.585722  # [   40.190150] lkdtm: Perf<6>[   49.044456] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5267 12:10:58.588975  orming direct entry EXEC_RODATA

 5268 12:10:58.598687  # [   40.197299] lkdtm: attempt<6>[   49.051737] lkdtm: attempting bad refcount_dec() below zero

 5269 12:10:58.601951  ing ok execution at ffffffffa797bbe0

 5270 12:10:58.609789  # [   40.204140] lkdtm: at<4>[   49.064498] ------------[ cut here ]------------

 5271 12:10:58.614223  tempting bad execution at ffffffffa8af8540

 5272 12:10:58.622390  # [   40.211067] ker<4>[   49.076166] refcount_t: decrement hit 0; leaking memory.

 5273 12:10:58.638254  nel tried to execute NX-protected page - exploit attempt? (uid: <4>[   49.088655] WARNING: CPU: 0 PID: 2178 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5274 12:10:58.638428  0)

 5275 12:10:58.696313  # [   40.219724] BUG: unable to handle page fault for addres<4>[   49.104543] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5276 12:10:58.700219  s: ffffffffa8af8540

 5277 12:10:58.713592  # [   40.233911] #PF: supervisor instructio<4>[   49.163529] CPU: 0 PID: 2178 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5278 12:10:58.715509  n fetch in kernel mode

 5279 12:10:58.726316  # [   40.240523] #PF: error_code(0x0011)<4>[   49.178690] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5280 12:10:58.728212   - permissions violation

 5281 12:10:58.738146  # [   40.247038] PGD 144429067 P4D 144<4>[   49.192036] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5282 12:10:58.742112  429067 PUD 14442a063 PMD 8000000143c000e1 

 5283 12:10:58.765664  # [   40.255110] Oop<4>[   49.204372] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5284 12:10:58.768083  s: 0011 [#9] SMP PTI

 5285 12:10:58.778625  # [   40.265509] CPU: 3 PID: 1720 Comm: ca<4>[   49.231868] RSP: 0018:ffffbf7442b0fe48 EFLAGS: 00010286

 5286 12:10:58.782636  t Tainted: G      D W         5.10.201-cip41 #1

 5287 12:10:58.792192  # [   40.274454<4>[   49.244205] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5288 12:10:58.800059  <4>[   49.258668] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 5289 12:10:58.807074  ] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5290 12:10:58.814889  # [   4<4>[   49.266980] RBP: ffffffffa8f82453 R08: 0000000000000000 R09: 0000000000000000

 5291 12:10:58.820073  0.281555] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 5292 12:10:58.829787  # [   40.2<4>[   49.281443] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5293 12:10:58.843701  87583] Code: ff ff ae fb 05 a8 ff ff ff ff d2 25 f8 a8 ff ff ff <4>[   49.295964] R13: ffffbf7442b0ff10 R14: ffffbf7442b0ff10 R15: ffffa26a02e96000

 5294 12:10:58.860211  ff f4 e2 05 a8 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 0<4>[   49.310434] FS:  00007fc535013580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 5295 12:10:58.872859  0 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 <4>[   49.325987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5296 12:10:58.874119  68 69 73 20 69

 5297 12:10:58.886876  # [   40.308860] RSP: 0018:ffffbf74423efe48 EFLA<4>[   49.338898] CR2: 00007fc534e1d000 CR3: 00000001060f0006 CR4: 00000000003706f0

 5298 12:10:58.888143  GS: 00010246

 5299 12:10:58.897668  # [   40.314986] RAX: 0000000000000033 RBX: 000000<4>[   49.353404] Call Trace:

 5300 12:10:58.899544  0000000000 RCX: 0000000000000000

 5301 12:10:58.905989  # [   40.323247] RDX: 00000000<4>[   49.362756]  ? __warn+0x80/0x110

 5302 12:10:58.912490  00000000 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 5303 12:10:58.917853  # [   40.3<4>[   49.372777]  ? refcount_warn_saturate+0xfb/0x110

 5304 12:10:58.928285  31507] RBP: ffffffffa8af8540 R08: 0000000000000000 R09: 00000000<4>[   49.384472]  ? report_bug+0x9e/0xc0

 5305 12:10:58.929455  00000000

 5306 12:10:58.939209  # [   40.339766] R10: 00000000ffffe000 R11: 3fffffffff<4>[   49.394854]  ? handle_bug+0x41/0x90

 5307 12:10:58.941668  ffffff R12: 000000000000000c

 5308 12:10:58.949350  # [   40.348029] R13: ffffbf74423e<4>[   49.405271]  ? exc_invalid_op+0x14/0x70

 5309 12:10:58.954389  ff10 R14: ffffbf74423eff10 R15: ffffa26a059b7000

 5310 12:10:58.960302  # [   40.35629<4>[   49.416042]  ? asm_exc_invalid_op+0x12/0x20

 5311 12:10:58.972501  0] FS:  00007f7a72d12580(0000) GS:ffffa26a7ad80000(0000) knlGS:0<4>[   49.427255]  ? refcount_warn_saturate+0xfb/0x110

 5312 12:10:58.974401  000000000000000

 5313 12:10:58.984293  # [   40.365619] CS:  0010 DS: 0000 ES: 0000 CR<4>[   49.438901]  ? refcount_warn_saturate+0xfb/0x110

 5314 12:10:58.985981  0: 0000000080050033

 5315 12:10:58.995683  # [   40.372327] CR2: ffffffffa8af8540 CR3:<4>[   49.450570]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5316 12:10:59.000198   0000000102c10003 CR4: 00000000003706e0

 5317 12:10:59.007420  # [   40.380588] Call T<4>[   49.462420]  direct_entry.cold+0x2c/0x38

 5318 12:10:59.007632  race:

 5319 12:10:59.011824  # [   40.383607]  ? __die_body.cold+0x1a/0x1f

 5320 12:10:59.017790  # [   40.3<4>[   49.473333]  full_proxy_write+0x53/0x80

 5321 12:10:59.021043  88277]  ? no_context+0x177/0x380

 5322 12:10:59.027512  # [   40.392679]  ? exc_page_f<4>[   49.484097]  vfs_write+0xe7/0x3b0

 5323 12:10:59.029791  ault+0xd7/0x170

 5324 12:10:59.037775  # [   40.397351]  ? asm_exc_page_fault+0x1e/0x3<4>[   49.494329]  ksys_write+0x68/0xf0

 5325 12:10:59.038588  0

 5326 12:10:59.042720  # [   40.408527]  ? execute_location+0x45/0x56

 5327 12:10:59.048263  # [   40.4132<4>[   49.504513]  do_syscall_64+0x30/0x40

 5328 12:10:59.052129  91]  ? direct_entry.cold+0x2c/0x38

 5329 12:10:59.061595  # [   40.418156]  ? full_pro<4>[   49.515035]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5330 12:10:59.062246  xy_write+0x53/0x80

 5331 12:10:59.066838  # [   40.422923]  ? vfs_write+0xe7/0x3b0

 5332 12:10:59.071405  # <4>[   49.527162] RIP: 0033:0x7fc534f29473

 5333 12:10:59.075323  [   40.427106]  ? ksys_write+0x68/0xf0

 5334 12:10:59.098547  # [   40.431289]  ? do_s<4>[   49.537695] 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

 5335 12:10:59.100854  yscall_64+0x30/0x40

 5336 12:10:59.114703  # [   40.435761]  ? entry_SYSCALL_64_after_<4>[   49.565160] RSP: 002b:00007fffe05deab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5337 12:10:59.115360  hwframe+0x62/0xc7

 5338 12:10:59.128576  # [   40.441888] Modules linked in: fuse ip_t<4>[   49.580137] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc534f29473

 5339 12:10:59.143198  ables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core ind<4>[   49.594604] RDX: 0000000000000016 RSI: 00007fc534e1d000 RDI: 0000000000000001

 5340 12:10:59.156766  ustrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_<4>[   49.609108] RBP: 00007fc534e1d000 R08: 00007fc534e1c010 R09: 0000000000000000

 5341 12:10:59.171336  usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger v<4>[   49.623575] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5342 12:10:59.186678  ideobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memop<4>[   49.638079] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5343 12:10:59.196832  s cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_t<4>[   49.652551] irq event stamp: 0

 5344 12:10:59.210226  emp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compre<4>[   49.662480] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5345 12:10:59.224887  ss snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify corebo<4>[   49.675985] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5346 12:10:59.229724  ot_table cros_kbd_led_backlight chromeos_pstore

 5347 12:10:59.240362  # [   40.500885<4>[   49.691661] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5348 12:10:59.243845  ] CR2: ffffffffa8af8540

 5349 12:10:59.254234  # [   40.504875] ---[ end trace b27dfb9<4>[   49.707292] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5350 12:10:59.255525  cdcf5d06b ]---

 5351 12:10:59.262027  # [   40.510312] RIP: 0010:lkdtm_BUG+0x5/0x10

 5352 12:10:59.266033  #<4>[   49.720799] ---[ end trace b27dfb9cdcf5d078 ]---

 5353 12:10:59.277734   [   40.514981] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff <6>[   49.732451] lkdtm: Negative detected: saturated

 5354 12:10:59.292528  eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5355 12:10:59.298557  # [   40.536260] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5356 12:10:59.306623  # [   40.542385] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 5357 12:10:59.315155  # [   40.550645] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 5358 12:10:59.322840  # [   40.558931] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 5359 12:10:59.330761  # [   40.567191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5360 12:10:59.339431  # [   40.575453] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 5361 12:10:59.348289  # [   40.583727] FS:  00007f7a72d12580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 5362 12:10:59.354979  # [   40.593055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5363 12:10:59.363375  # [   40.599763] CR2: ffffffffa8af8540 CR3: 0000000102c10003 CR4: 00000000003706e0

 5364 12:10:59.373246  # [   40.608025] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5365 12:10:59.381986  # [   40.618228] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1720, name: cat

 5366 12:10:59.386863  # [   40.626975] INFO: lockdep is turned off.

 5367 12:10:59.390222  # [   40.631642] irq event stamp: 0

 5368 12:10:59.397483  # [   40.635338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5369 12:10:59.407292  # [   40.642630] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5370 12:10:59.415860  # [   40.652055] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5371 12:10:59.429260  # [   40.661482] softirqs last disabled at (0):<6>[   49.882494] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5372 12:10:59.431318   [<0000000000000000>] 0x0

 5373 12:10:59.441893  # [   40.668773] CPU: 3 PID: 1720 Com<6>[   49.894845] lkdtm: attempting bad refcount_dec_and_test() below zero

 5374 12:10:59.447108  m: cat Tainted: G      D W         5.10.201-cip41 #1

 5375 12:10:59.453647  # [   40.6<4>[   49.908466] ------------[ cut here ]------------

 5376 12:10:59.459568  <4>[   49.920107] refcount_t: underflow; use-after-free.

 5377 12:10:59.465253  77705] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5378 12:10:59.475035  # <4>[   49.925781] WARNING: CPU: 2 PID: 2214 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5379 12:10:59.478384  [   40.684819] Call Trace:

 5380 12:10:59.534142  # [   40.687838]  dump_stack+0x77/0x<4>[   49.941682] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5381 12:10:59.534655  9b

 5382 12:10:59.539300  # [   40.691829]  ___might_sleep.cold+0xa6/0xb6

 5383 12:10:59.549255  # [   40.69<4>[   50.000656] CPU: 2 PID: 2214 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5384 12:10:59.552520  6694]  exit_signals+0x1c/0x300

 5385 12:10:59.562451  # [   40.700974]  do_exit+0xc2/0<4>[   50.015798] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5386 12:10:59.563367  xab0

 5387 12:10:59.567374  # [   40.704770]  ? ksys_write+0x68/0xf0

 5388 12:10:59.574924  # [   40.708955]<4>[   50.029112] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5389 12:10:59.578907    make_task_dead+0x2f/0x30

 5390 12:10:59.602192  # [   40.713333]  rewind_stack_and_m<4>[   50.041456] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 5391 12:10:59.604214  ake_dead+0x17/0x20

 5392 12:10:59.608358  # [   40.718875] RIP: 0033:0x7f7a72c28473

 5393 12:10:59.615526  #<4>[   50.068946] RSP: 0018:ffffbf7442b97e40 EFLAGS: 00010286

 5394 12:10:59.629444   [   40.723155] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 <4>[   50.081309] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5395 12:10:59.643727  ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b<4>[   50.095769] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 5396 12:10:59.657836  8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 <4>[   50.110243] RBP: ffffffffa8f820a8 R08: 0000000000000000 R09: 0000000000000000

 5397 12:10:59.660454  83 ec 28 48 89 54 24 18

 5398 12:10:59.672737  # [   40.744429] RSP: 002b:00007ffd94db<4>[   50.124726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5399 12:10:59.677318  07a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5400 12:10:59.687118  # [   40.75317<4>[   50.139203] R13: ffffbf7442b97f10 R14: ffffbf7442b97f10 R15: ffffa26a02cff000

 5401 12:10:59.703065  7] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f7a72c2<4>[   50.153683] FS:  00007f9b462a7580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 5402 12:10:59.703525  8473

 5403 12:10:59.715763  # [   40.761436] RDX: 000000000000000c RSI: 00007f7a72b1c0<4>[   50.169227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5404 12:10:59.717840  00 RDI: 0000000000000001

 5405 12:10:59.730242  # [   40.769698] RBP: 00007f7a72b1c000<4>[   50.182151] CR2: 00007f9b460b1000 CR3: 0000000102c38005 CR4: 00000000003706e0

 5406 12:10:59.735725   R08: 00007f7a72b1b010 R09: 0000000000000000

 5407 12:10:59.739341  # [   40.777959] R<4>[   50.196630] Call Trace:

 5408 12:10:59.749913  10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001<4>[   50.205870]  ? __warn+0x80/0x110

 5409 12:10:59.750056  

 5410 12:10:59.761103  # [   40.786219] R13: 0000000000000001 R14: 0000000000020000 R<4>[   50.215977]  ? refcount_warn_saturate+0xba/0x110

 5411 12:10:59.763773  15: 0000000000020000

 5412 12:10:59.767057  # EXEC_RODATA: saw 'call trace:': ok

 5413 12:10:59.771320  ok 3<4>[   50.227643]  ? report_bug+0x9e/0xc0

 5414 12:10:59.775072  4 selftests: lkdtm: EXEC_RODATA.sh

 5415 12:10:59.782152  # selftests: lkdtm: EXEC_USE<4>[   50.238044]  ? handle_bug+0x41/0x90

 5416 12:10:59.783424  RSPACE.sh

 5417 12:10:59.784978  # Killed

 5418 12:10:59.792763  # [   40.930323] lkdtm: Performing direct e<4>[   50.248441]  ? exc_invalid_op+0x14/0x70

 5419 12:10:59.794988  ntry EXEC_USERSPACE

 5420 12:10:59.804126  # [   40.937612] lkdtm: attempting ok execu<4>[   50.259230]  ? asm_exc_invalid_op+0x12/0x20

 5421 12:10:59.806553  tion at ffffffffa797bbe0

 5422 12:10:59.815810  # [   40.944459] lkdtm: attempting bad<4>[   50.270409]  ? refcount_warn_saturate+0xba/0x110

 5423 12:10:59.818989   execution at 00007f299759a000

 5424 12:10:59.828209  # [   40.951391] unable to execu<4>[   50.282070]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5425 12:10:59.832957  te userspace code (SMEP?) (uid: 0)

 5426 12:10:59.841324  # [   40.958108] BUG: unable<4>[   50.294745]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5427 12:10:59.846463   to handle page fault for address: 00007f299759a000

 5428 12:10:59.852362  # [   40.96<4>[   50.307480]  direct_entry.cold+0x2c/0x38

 5429 12:10:59.857087  6082] #PF: supervisor instruction fetch in kernel mode

 5430 12:10:59.863158  # [   40<4>[   50.318369]  full_proxy_write+0x53/0x80

 5431 12:10:59.868051  .972692] #PF: error_code(0x0011) - permissions violation

 5432 12:10:59.872784  # [   <4>[   50.329154]  vfs_write+0xe7/0x3b0

 5433 12:10:59.883359  40.979205] PGD 8000000106426067 P4D 8000000106426067 PUD 1052a40<4>[   50.339360]  ksys_write+0x68/0xf0

 5434 12:10:59.886523  67 PMD 10607c067 PTE 107f2d067

 5435 12:10:59.893735  # [   40.989219] Oops: 0011 [#10<4>[   50.349566]  do_syscall_64+0x30/0x40

 5436 12:10:59.895708  ] SMP PTI

 5437 12:10:59.905551  # [   40.993498] CPU: 1 PID: 1757 Comm: cat Tainted: <4>[   50.360063]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5438 12:10:59.909421  G      D W         5.10.201-cip41 #1

 5439 12:10:59.915973  # [   41.002429] Hardware <4>[   50.372209] RIP: 0033:0x7f9b461bd473

 5440 12:10:59.921152  name: Google Rammus/Rammus, BIOS  09/04/2020

 5441 12:10:59.943611  # [   41.009526] R<4>[   50.382722] 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

 5442 12:10:59.946366  IP: 0010:0x7f299759a000

 5443 12:10:59.958611  # [   41.013804] Code: Unable to access<4>[   50.410217] RSP: 002b:00007ffe4b7d6e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5444 12:10:59.962582   opcode bytes at RIP 0x7f2997599fd6.

 5445 12:10:59.973916  # [   41.021384] RSP: 0018<4>[   50.425180] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9b461bd473

 5446 12:10:59.976477  :ffffbf744246fe50 EFLAGS: 00010246

 5447 12:10:59.987424  # [   41.027509] RAX: 000000<4>[   50.439680] RDX: 000000000000001f RSI: 00007f9b460b1000 RDI: 0000000000000001

 5448 12:10:59.993354  0000000033 RBX: 0000000000000024 RCX: 0000000000000000

 5449 12:11:00.002368  # [   41<4>[   50.454159] RBP: 00007f9b460b1000 R08: 00007f9b460b0010 R09: 0000000000000000

 5450 12:11:00.016428  .035769] RDX: 0000000000000000 RSI: ffffa26a7ac9bf50 RDI: ffffa2<4>[   50.468643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5451 12:11:00.018163  6a7ac9bf50

 5452 12:11:00.031470  # [   41.044030] RBP: 00007f299759a000 R08: 00000000<4>[   50.483121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5453 12:11:00.034439  00000000 R09: 0000000000000000

 5454 12:11:00.042073  # [   41.052291] R10: 00000000ff<4>[   50.497607] irq event stamp: 0

 5455 12:11:00.046002  ffe000 R11: 3fffffffffffffff R12: 000000000000000f

 5456 12:11:00.054815  # [   41.060<4>[   50.507517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5457 12:11:00.069850  552] R13: ffffbf744246ff10 R14: ffffbf744246ff10 R15: ffffa26a06<4>[   50.521024] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5458 12:11:00.070988  320000

 5459 12:11:00.085611  # [   41.068811] FS:  00007f299756b580(0000) GS:ffffa26a<4>[   50.536667] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5460 12:11:00.090056  7ac80000(0000) knlGS:0000000000000000

 5461 12:11:00.098991  # [   41.078141] CS:  001<4>[   50.552312] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5462 12:11:00.103713  0 DS: 0000 ES: 0000 CR0: 0000000080050033

 5463 12:11:00.111072  # [   41.084848] CR2:<4>[   50.565819] ---[ end trace b27dfb9cdcf5d079 ]---

 5464 12:11:00.117623   00007f299759a000 CR3: 0000000106170003 CR4: 00000000003706e0

 5465 12:11:00.123481  #<6>[   50.577482] lkdtm: Negative detected: saturated

 5466 12:11:00.126019   [   41.093109] Call Trace:

 5467 12:11:00.129972  # [   41.096129]  ? __die_body.cold+0x1a/0x1f

 5468 12:11:00.135101  # [   41.100798]  ? no_context+0x177/0x380

 5469 12:11:00.138792  # [   41.105178]  ? exc_page_fault+0x53/0x170

 5470 12:11:00.143506  # [   41.109847]  ? asm_exc_page_fault+0x1e/0x30

 5471 12:11:00.150837  # [   41.114803]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 5472 12:11:00.153585  # [   41.120442]  ? direct_entry.cold+0x2c/0x38

 5473 12:11:00.158190  # [   41.125296]  ? full_proxy_write+0x53/0x80

 5474 12:11:00.162824  # [   41.130063]  ? vfs_write+0xe7/0x3b0

 5475 12:11:00.166597  # [   41.134246]  ? ksys_write+0x68/0xf0

 5476 12:11:00.171170  # [   41.138420]  ? do_syscall_64+0x30/0x40

 5477 12:11:00.177263  # [   41.142893]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5478 12:11:00.229889  # [   41.149020] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5479 12:11:00.233741  # [   41.208015] CR2: 00007f299759a000

 5480 12:11:00.239226  # [   41.212004] ---[ end trace b27dfb9cdcf5d06c ]---

 5481 12:11:00.243451  # [   41.217450] RIP: 0010:lkdtm_BUG+0x5/0x10

 5482 12:11:00.267481  # [   41.222118] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f<6>[   50.724164] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5483 12:11:00.274426  <6>[   50.734015] lkdtm: attempting bad refcount_sub_and_test() below zero

 5484 12:11:00.280325   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5485 12:11:00.286559  # [   41<4>[   50.741417] ------------[ cut here ]------------

 5486 12:11:00.292032  <4>[   50.753070] refcount_t: underflow; use-after-free.

 5487 12:11:00.301794  <4>[   50.758753] WARNING: CPU: 3 PID: 2250 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5488 12:11:00.307109  .243384] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5489 12:11:00.361458  # [   41.2<4>[   50.768480] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5490 12:11:00.370089  <4>[   50.827430] CPU: 3 PID: 2250 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5491 12:11:00.376806  <4>[   50.836395] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5492 12:11:00.382953  <4>[   50.843492] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5493 12:11:00.404307  <4>[   50.849620] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 5494 12:11:00.410287  <4>[   50.870894] RSP: 0018:ffffbf7442c2fe40 EFLAGS: 00010286

 5495 12:11:00.418896  <4>[   50.877021] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5496 12:11:00.427469  <4>[   50.885274] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 5497 12:11:00.435621  <4>[   50.893537] RBP: ffffffffa8f820c8 R08: 0000000000000000 R09: 0000000000000000

 5498 12:11:00.443332  <4>[   50.901797] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5499 12:11:00.452630  <4>[   50.910058] R13: ffffbf7442c2ff10 R14: ffffbf7442c2ff10 R15: ffffa26a06556000

 5500 12:11:00.461637  <4>[   50.918319] FS:  00007f132624c580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 5501 12:11:00.467513  <4>[   50.927664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5502 12:11:00.483162  49508] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 00000000<4>[   50.934384] CR2: 00007f1326056000 CR3: 000000010274c005 CR4: 00000000003706e0

 5503 12:11:00.485832  <4>[   50.948854] Call Trace:

 5504 12:11:00.489197  <4>[   50.951866]  ? __warn+0x80/0x110

 5505 12:11:00.495015  <4>[   50.955782]  ? refcount_warn_saturate+0xba/0x110

 5506 12:11:00.498312  <4>[   50.961230]  ? report_bug+0x9e/0xc0

 5507 12:11:00.503049  <4>[   50.965416]  ? handle_bug+0x41/0x90

 5508 12:11:00.508056  <4>[   50.969601]  ? exc_invalid_op+0x14/0x70

 5509 12:11:00.512215  <4>[   50.974174]  ? asm_exc_invalid_op+0x12/0x20

 5510 12:11:00.518249  <4>[   50.979138]  ? refcount_warn_saturate+0xba/0x110

 5511 12:11:00.526664  <4>[   50.984616]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5512 12:11:00.530782  <4>[   50.991035]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5513 12:11:00.536097  <4>[   50.997551]  direct_entry.cold+0x2c/0x38

 5514 12:11:00.537415  00000000

 5515 12:11:00.547515  # [   41.257770] RDX: 0000000000000000 RSI: ffffa26a7a<4>[   51.002225]  full_proxy_write+0x53/0x80

 5516 12:11:00.549127  d9bf50 RDI: ffffffffa8af80b0

 5517 12:11:00.556428  # [   41.266031] RBP: ffffffffa8fe<4>[   51.013014]  vfs_write+0xe7/0x3b0

 5518 12:11:00.561694  8528 R08: 0000000000000001 R09: 0000000000000001

 5519 12:11:00.568011  # [   41.27429<4>[   51.023221]  ksys_write+0x68/0xf0

 5520 12:11:00.570748  <4>[   51.033431]  do_syscall_64+0x30/0x40

 5521 12:11:00.577426  <4>[   51.037745]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5522 12:11:00.581399  <4>[   51.043686] RIP: 0033:0x7f1326162473

 5523 12:11:00.603111  <4>[   51.047973] 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

 5524 12:11:00.611565  <4>[   51.069275] RSP: 002b:00007ffe60b61d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5525 12:11:00.625659  1] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   51.078038] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1326162473

 5526 12:11:00.635015  <4>[   51.092506] RDX: 000000000000001f RSI: 00007f1326056000 RDI: 0000000000000001

 5527 12:11:00.642298  <4>[   51.100770] RBP: 00007f1326056000 R08: 00007f1326055010 R09: 0000000000000000

 5528 12:11:00.650588  <4>[   51.109033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5529 12:11:00.659303  <4>[   51.117297] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5530 12:11:00.662656  <4>[   51.125566] irq event stamp: 0

 5531 12:11:00.670407  <4>[   51.129297] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5532 12:11:00.679758  <4>[   51.136591] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5533 12:11:00.688826  <4>[   51.146021] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5534 12:11:00.696412  <4>[   51.155449] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5535 12:11:00.701258  <4>[   51.162743] ---[ end trace b27dfb9cdcf5d07a ]---

 5536 12:11:00.706547  <6>[   51.168191] lkdtm: Negative detected: saturated

 5537 12:11:00.708234  0004

 5538 12:11:00.715982  # [   41.282552] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 5539 12:11:00.725116  # [   41.290813] FS:  00007f299756b580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5540 12:11:00.732213  # [   41.300142] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5541 12:11:00.739551  # [   41.306848] CR2: 00007f299759a000 CR3: 0000000106170003 CR4: 00000000003706e0

 5542 12:11:00.743317  # EXEC_USERSPACE: saw 'call trace:': ok

 5543 12:11:00.747903  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 5544 12:11:00.751020  # selftests: lkdtm: EXEC_NULL.sh

 5545 12:11:00.752315  # Killed

 5546 12:11:00.757565  # [   41.421381] lkdtm: Performing direct entry EXEC_NULL

 5547 12:11:00.765026  # [   41.432862] lkdtm: attempting ok execution at ffffffffa797bbe0

 5548 12:11:00.771707  # [   41.445888] lkdtm: attempting bad execution at 0000000000000000

 5549 12:11:00.779381  # [   41.459010] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5550 12:11:00.785844  # [   41.473290] #PF: supervisor instruction fetch in kernel mode

 5551 12:11:00.791367  # [   41.479894] #PF: error_code(0x0010) - not-present page

 5552 12:11:00.794724  # [   41.485921] PGD 0 P4D 0 

 5553 12:11:00.798891  # [   41.489039] Oops: 0010 [#11] SMP PTI

 5554 12:11:00.807646  # [   41.499533] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5555 12:11:00.815234  # [   41.508474] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5556 12:11:00.817644  # [   41.515570] RIP: 0010:0x0

 5557 12:11:00.826704  # [   41.518783] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5558 12:11:00.838396  # [   41.526741] RSP: 0018:ffffbf74424dfe48 EFLAGS: 00010<6>[   51.292569] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5559 12:11:00.846211  <6>[   51.304500] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5560 12:11:00.850229  <6>[   51.311902] lkdtm: Good: zero detected

 5561 12:11:00.851303  246

 5562 12:11:00.860696  # [   41.532867] RAX: 0000000000000033 RBX: 000000000000000<6>[   51.316385] lkdtm: Correctly stayed at zero

 5563 12:11:00.867957  <6>[   51.327565] lkdtm: attempting bad refcount_inc() from zero

 5564 12:11:00.869820  0 RCX: 0000000000000000

 5565 12:11:00.879380  # [   41.541127] RDX: 0000000000000000 <4>[   51.333984] ------------[ cut here ]------------

 5566 12:11:00.884845  <4>[   51.345662] refcount_t: addition on 0; use-after-free.

 5567 12:11:00.890326  RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 5568 12:11:00.900630  # [   41.549386] RB<4>[   51.351715] WARNING: CPU: 3 PID: 2283 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5569 12:11:00.907289  P: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5570 12:11:00.960412  <4>[   51.367629] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5571 12:11:00.968732  <4>[   51.426619] CPU: 3 PID: 2283 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5572 12:11:00.975766  <4>[   51.435563] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5573 12:11:00.975908  

 5574 12:11:00.989304  # [   41.557646] R10: 00000000ffffe000 R11: 3fffffffffffffff R1<4>[   51.442675] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5575 12:11:01.010249  <4>[   51.455017] Code: 02 01 e8 89 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed a8 c6 05 45 00 17 02 01 e8 66 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed

 5576 12:11:01.016124  <4>[   51.476292] RSP: 0018:ffffbf7442ca7e48 EFLAGS: 00010286

 5577 12:11:01.024060  <4>[   51.482418] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5578 12:11:01.032611  <4>[   51.490682] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 5579 12:11:01.040742  <4>[   51.498945] RBP: ffffffffa8f82469 R08: 0000000000000000 R09: 0000000000000000

 5580 12:11:01.049308  <4>[   51.507206] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5581 12:11:01.057074  <4>[   51.515458] R13: ffffbf7442ca7f10 R14: ffffbf7442ca7f10 R15: ffffa26a06320000

 5582 12:11:01.066443  <4>[   51.523725] FS:  00007f2b7f8a7580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 5583 12:11:01.072912  <4>[   51.533056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5584 12:11:01.081472  <4>[   51.539764] CR2: 00007f2b7f6b1000 CR3: 00000001032e0005 CR4: 00000000003706e0

 5585 12:11:01.084029  <4>[   51.548025] Call Trace:

 5586 12:11:01.088028  <4>[   51.551038]  ? __warn+0x80/0x110

 5587 12:11:01.094267  <4>[   51.554962]  ? refcount_warn_saturate+0x74/0x110

 5588 12:11:01.097741  <4>[   51.560410]  ? report_bug+0x9e/0xc0

 5589 12:11:01.102365  <4>[   51.564596]  ? handle_bug+0x41/0x90

 5590 12:11:01.107109  <4>[   51.568779]  ? exc_invalid_op+0x14/0x70

 5591 12:11:01.111717  <4>[   51.573352]  ? asm_exc_invalid_op+0x12/0x20

 5592 12:11:01.117354  <4>[   51.578318]  ? refcount_warn_saturate+0x74/0x110

 5593 12:11:01.122850  <4>[   51.583789]  ? refcount_warn_saturate+0x74/0x110

 5594 12:11:01.128162  <4>[   51.589234]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5595 12:11:01.130740  2: 000000000000000a

 5596 12:11:01.138942  # [   41.565906] R13: ffffbf74424dff10 R14:<4>[   51.594491]  direct_entry.cold+0x2c/0x38

 5597 12:11:01.142748   ffffbf74424dff10 R15: ffffa26a02d83000

 5598 12:11:01.150117  # [   41.574166] FS:  0<4>[   51.605380]  full_proxy_write+0x53/0x80

 5599 12:11:01.160398  0007f51b537e580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000<4>[   51.616167]  vfs_write+0xe7/0x3b0

 5600 12:11:01.164834  <4>[   51.626373]  ksys_write+0x68/0xf0

 5601 12:11:01.168369  <4>[   51.630367]  do_syscall_64+0x30/0x40

 5602 12:11:01.173900  <4>[   51.634668]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5603 12:11:01.178143  <4>[   51.640601] RIP: 0033:0x7f2b7f7bd473

 5604 12:11:01.200005  <4>[   51.644883] 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

 5605 12:11:01.208580  <4>[   51.666161] RSP: 002b:00007ffdeac3f048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5606 12:11:01.209304  000000

 5607 12:11:01.222977  # [   41.583494] CS:  0010 DS: 0000 ES: 0000 CR0: 000000<4>[   51.674941] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b7f7bd473

 5608 12:11:01.231607  <4>[   51.689409] RDX: 0000000000000012 RSI: 00007f2b7f6b1000 RDI: 0000000000000001

 5609 12:11:01.239130  <4>[   51.697676] RBP: 00007f2b7f6b1000 R08: 00007f2b7f6b0010 R09: 0000000000000000

 5610 12:11:01.247577  <4>[   51.705939] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5611 12:11:01.255705  <4>[   51.714203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5612 12:11:01.259562  <4>[   51.722468] irq event stamp: 0

 5613 12:11:01.266684  <4>[   51.726190] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5614 12:11:01.276174  <4>[   51.733483] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5615 12:11:01.285779  <4>[   51.742912] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5616 12:11:01.292785  <4>[   51.752338] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5617 12:11:01.298972  <4>[   51.759629] ---[ end trace b27dfb9cdcf5d07b ]---

 5618 12:11:01.303555  <6>[   51.765074] lkdtm: Zero detected: saturated

 5619 12:11:01.304244  0080050033

 5620 12:11:01.312907  # [   41.590199] CR2: ffffffffffffffd6 CR3: 0000000102b20004 CR4: 00000000003706e0

 5621 12:11:01.315984  # [   41.598460] Call Trace:

 5622 12:11:01.321700  # [   41.601480]  ? __die_body.cold+0x1a/0x1f

 5623 12:11:01.324972  # [   41.606150]  ? no_context+0x177/0x380

 5624 12:11:01.329184  # [   41.616741]  ? exc_page_fault+0x53/0x170

 5625 12:11:01.333844  # [   41.621410]  ? asm_exc_page_fault+0x1e/0x30

 5626 12:11:01.338607  # [   41.632585]  execute_location+0x45/0x56

 5627 12:11:01.343477  # [   41.643373]  direct_entry.cold+0x2c/0x38

 5628 12:11:01.348299  # [   41.648042]  full_proxy_write+0x53/0x80

 5629 12:11:01.351651  # [   41.652615]  vfs_write+0xe7/0x3b0

 5630 12:11:01.355576  # [   41.656607]  ksys_write+0x68/0xf0

 5631 12:11:01.360099  # [   41.660597]  do_syscall_64+0x30/0x40

 5632 12:11:01.365698  # [   41.664877]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5633 12:11:01.370263  # [   41.670807] RIP: 0033:0x7f51b5294473

 5634 12:11:01.390691  # [   41.675085] 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

 5635 12:11:01.400151  # [   41.696360] RSP: 002b:00007fff47f82f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5636 12:11:01.407353  # [   41.705098] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51b5294473

 5637 12:11:01.415142  # [   41.713358] RDX: 000000000000000a RSI: 00007f51b5188000 RDI: 0000000000000001

 5638 12:11:01.423458  # [   41.721616] RBP: 00007f51b5188000 R08: 00007f51b5187010 R09: 0000000000000000

 5639 12:11:01.432745  # [   41.729876] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5640 12:11:01.439455  # [   41.738136] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5641 12:11:01.448113  # <6>[   51.905410] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5642 12:11:01.454256  <6>[   51.913423] lkdtm: attempting safe refcount_add_not_zero() from zero

 5643 12:11:01.458400  <6>[   51.920833] lkdtm: Good: zero detected

 5644 12:11:01.469654  [   41.746399] Modules linked in: fuse ip_tables cros_ec_lid_ang<6>[   51.925325] lkdtm: Correctly stayed at zero

 5645 12:11:01.476137  <6>[   51.936502] lkdtm: attempting bad refcount_add() from zero

 5646 12:11:01.488226  le cros_ec_sensors cros_ec_sensors_core industrialio_triggered_b<4>[   51.942920] ------------[ cut here ]------------

 5647 12:11:01.493871  <4>[   51.954583] refcount_t: addition on 0; use-after-free.

 5648 12:11:01.504365  <4>[   51.960652] WARNING: CPU: 1 PID: 2316 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5649 12:11:01.562814  uffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec<4>[   51.970376] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5650 12:11:01.572216  <4>[   52.029351] CPU: 1 PID: 2316 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5651 12:11:01.585333  _sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros<4>[   52.038307] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5652 12:11:01.590983  <4>[   52.051610] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5653 12:11:01.612598  <4>[   52.057740] Code: 02 01 e8 89 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed a8 c6 05 45 00 17 02 01 e8 66 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed

 5654 12:11:01.619283  <4>[   52.079017] RSP: 0018:ffffbf7442d37e48 EFLAGS: 00010286

 5655 12:11:01.626612  <4>[   52.085146] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5656 12:11:01.635030  <4>[   52.093412] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 5657 12:11:01.643726  <4>[   52.101676] RBP: ffffffffa8f8247b R08: 0000000000000000 R09: 0000000000000000

 5658 12:11:01.659144  _ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub s<4>[   52.109943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5659 12:11:01.666999  <4>[   52.124416] R13: ffffbf7442d37f10 R14: ffffbf7442d37f10 R15: ffffa26a0596b000

 5660 12:11:01.675769  <4>[   52.132682] FS:  00007f2da8050580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5661 12:11:01.681690  <4>[   52.142018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5662 12:11:01.690593  <4>[   52.148732] CR2: 00007f2da7e5a000 CR3: 0000000105992006 CR4: 00000000003706e0

 5663 12:11:01.693891  <4>[   52.156996] Call Trace:

 5664 12:11:01.697901  <4>[   52.160019]  ? __warn+0x80/0x110

 5665 12:11:01.704520  <4>[   52.163946]  ? refcount_warn_saturate+0x74/0x110

 5666 12:11:01.707628  <4>[   52.169426]  ? report_bug+0x9e/0xc0

 5667 12:11:01.712704  <4>[   52.173615]  ? handle_bug+0x41/0x90

 5668 12:11:01.715799  <4>[   52.177828]  ? exc_invalid_op+0x14/0x70

 5669 12:11:01.720638  <4>[   52.182405]  ? asm_exc_invalid_op+0x12/0x20

 5670 12:11:01.726737  <4>[   52.187372]  ? refcount_warn_saturate+0x74/0x110

 5671 12:11:01.737528  nd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_d<4>[   52.192853]  ? refcount_warn_saturate+0x74/0x110

 5672 12:11:01.749698  ev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine <4>[   52.204515]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 5673 12:11:01.760259  regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led<4>[   52.215986]  direct_entry.cold+0x2c/0x38

 5674 12:11:01.764910  <4>[   52.226875]  full_proxy_write+0x53/0x80

 5675 12:11:01.769163  <4>[   52.231480]  vfs_write+0xe7/0x3b0

 5676 12:11:01.773013  <4>[   52.235473]  ksys_write+0x68/0xf0

 5677 12:11:01.777008  <4>[   52.239497]  do_syscall_64+0x30/0x40

 5678 12:11:01.783560  <4>[   52.243780]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5679 12:11:01.787683  <4>[   52.249714] RIP: 0033:0x7f2da7f66473

 5680 12:11:01.809731  <4>[   52.254042] 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 12:11:01.817780  <4>[   52.275315] RSP: 002b:00007fffae40ef48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5682 12:11:01.825368  <4>[   52.284065] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2da7f66473

 5683 12:11:01.834275  <4>[   52.292329] RDX: 0000000000000012 RSI: 00007f2da7e5a000 RDI: 0000000000000001

 5684 12:11:01.842458  <4>[   52.300591] RBP: 00007f2da7e5a000 R08: 00007f2da7e59010 R09: 0000000000000000

 5685 12:11:01.850765  <4>[   52.308855] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5686 12:11:01.858748  <4>[   52.317121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5687 12:11:01.864771  <4>[   52.325389] irq event stamp: 0

 5688 12:11:01.870565  <4>[   52.329119] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5689 12:11:01.879536  <4>[   52.336413] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5690 12:11:01.888593  <4>[   52.345844] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5691 12:11:01.895940  <4>[   52.355273] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5692 12:11:01.902689  <4>[   52.362564] ---[ end trace b27dfb9cdcf5d07c ]---

 5693 12:11:01.906723  <6>[   52.368013] lkdtm: Zero detected: saturated

 5694 12:11:01.908911  _backlight chromeos_pstore

 5695 12:11:01.913377  # [   41.805352] CR2: 0000000000000000

 5696 12:11:01.917953  # [   41.809330] ---[ end trace b27dfb9cdcf5d06d ]---

 5697 12:11:01.923336  # [   41.814776] RIP: 0010:lkdtm_BUG+0x5/0x10

 5698 12:11:01.944718  # [   41.819444] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5699 12:11:01.951124  # [   41.840726] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5700 12:11:01.958581  # [   41.846851] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 5701 12:11:01.967728  # [   41.855103] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 5702 12:11:01.976437  # [   41.863362] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 5703 12:11:01.984395  # [   41.871622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5704 12:11:01.991827  # [   41.879882] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 5705 12:11:02.002703  # [   41.888142] FS:  00007f51b537e580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 5706 12:11:02.008592  # [   41.897471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5707 12:11:02.017860  # [   41.904177] CR2: ffffffffffffffd6 CR3: 0000000102b20004 CR4: 00000000003706e0

 5708 12:11:02.027409  # [   41.912438] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5709 12:11:02.036670  # [   41.922641] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1794, name: cat

 5710 12:11:02.041759  # [   41.931387] INFO: lockdep is turned off.

 5711 12:11:02.046036  # [   41.936054] irq event stamp: 0

 5712 12:11:02.052164  # [   41.939751] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5713 12:11:02.062499  # [   41.947041] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5714 12:11:02.071015  # [   41.956467] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5715 12:11:02.079011  # [   41.965890] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5716 12:11:02.087307  # [   41.973179] CPU: 2 PID: 1794 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5717 12:11:02.093848  # [   41.982119] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5718 12:11:02.097228  # [   41.989213] Call Trace:

 5719 12:11:02.101863  # [   41.992232]  dump_stack+0x77/0x9b

 5720 12:11:02.106253  # [   41.996223]  ___might_sleep.cold+0xa6/0xb6

 5721 12:11:02.111158  # [   42.007298]  exit_signals+0x1c/0x300

 5722 12:11:02.114411  # [   42.011578]  do_exit+0xc2/0xab0

 5723 12:11:02.118907  # [   42.015363]  ? ksys_write+0x68/0xf0

 5724 12:11:02.122952  # [   42.019538]  make_task_dead+0x2f/0x30

 5725 12:11:02.128815  # [   42.023915]  rewind_stack_and_make_dead+0x17/0x20

 5726 12:11:02.132329  # [   42.029458] RIP: 0033:0x7f51b5294473

 5727 12:11:02.153630  # [   42.033736] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5728 12:11:02.163166  # [   42.055010] RSP: 002b:00007fff47f82f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5729 12:11:02.170284  # [   42.063757] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51b5294473

 5730 12:11:02.178197  # [   42.072017] RDX: 000000000000000a RSI: 00007f51b5188000 RDI: 0000000000000001

 5731 12:11:02.186556  # [   42.080277] RBP: 00007f51b5188000 R08: 00007f51b5187010 R09: 0000000000000000

 5732 12:11:02.194609  # [   42.088536] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5733 12:11:02.203414  # [   42.096797] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5734 12:11:02.206821  # EXEC_NULL: saw 'call trace:': ok

 5735 12:11:02.210780  ok 36 selftests: lkdtm: EXEC_NULL.sh

 5736 12:11:02.213680  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5737 12:11:02.214747  # Killed

 5738 12:11:02.222023  # [   42.277844] lkdtm: Performing direct entry ACCESS_USERSPACE

 5739 12:11:02.228762  # [   42.285610] lkdtm: attempting bad read at 00007fdde1fe0000

 5740 12:11:02.240997  # [   42.292044] BUG: unable to handle page fault for address: <6>[   52.694455] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 5741 12:11:02.242955  00007fdde1fe0000

 5742 12:11:02.254345  # [   42.300014] #PF: supervisor read access i<6>[   52.707623] lkdtm: attempting bad refcount_inc() from saturated

 5743 12:11:02.255747  n kernel mode

 5744 12:11:02.266970  # [   42.306045] #PF: error_code(0x0001) - permis<4>[   52.720749] ------------[ cut here ]------------

 5745 12:11:02.268396  sions violation

 5746 12:11:02.277974  # [   42.312550] PGD 80000001027bf067 P4D 80000<4>[   52.732408] refcount_t: saturated; leaking memory.

 5747 12:11:02.283023  001027bf067 PUD 102bbd067 PMD 102c06067 PTE 107f94067

 5748 12:11:02.293761  # [   42.<4>[   52.744301] WARNING: CPU: 2 PID: 2352 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5749 12:11:02.296832  322561] Oops: 0001 [#12] SMP PTI

 5750 12:11:02.353516  # [   42.326841] CPU: 3 PID: 1<4>[   52.760204] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5751 12:11:02.358391  830 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5752 12:11:02.367516  # [<4>[   52.819157] CPU: 2 PID: 2352 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5753 12:11:02.381893     42.335771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2<4>[   52.834318] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5754 12:11:02.382504  020

 5755 12:11:02.394129  # [   42.342870] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41<4>[   52.847630] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5756 12:11:02.394928  /0xa3

 5757 12:11:02.421165  # [   42.349382] Code: 00 00 00 75 64 48 83 c4 10 5d c3 c<4>[   52.859971] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 5758 12:11:02.433232  c cc cc cc 48 89 ee 48 c7 c7 f0 32 f8 a8 e8 44 d8 fb ff 48 c7 c7<4>[   52.887462] RSP: 0018:ffffbf7442dd7e48 EFLAGS: 00010286

 5759 12:11:02.448296   18 33 f8 a8 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 2b d8 f<4>[   52.899803] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 5760 12:11:02.451083  b ff 48 89 ee 48 c7 c7 40 33 f8

 5761 12:11:02.462469  # [   42.370672] RSP: 0018:ffff<4>[   52.914281] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 5762 12:11:02.465222  bf7442587e48 EFLAGS: 00010246

 5763 12:11:02.476916  # [   42.376796] RAX: 00000000c0d<4>[   52.928757] RBP: ffffffffa8f8248d R08: 0000000000000000 R09: 0000000000000000

 5764 12:11:02.481563  ec0de RBX: 0000000000000026 RCX: 0000000000000000

 5765 12:11:02.491271  # [   42.3850<4>[   52.943235] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5766 12:11:02.505938  55] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8f<4>[   52.957725] R13: ffffbf7442dd7f10 R14: ffffbf7442dd7f10 R15: ffffa26a02bb6000

 5767 12:11:02.507307  83318

 5768 12:11:02.520974  # [   42.393314] RBP: 00007fdde1fe0000 R08: 0000000000000<4>[   52.972205] FS:  00007f0502f71580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 5769 12:11:02.523981  000 R09: 0000000000000000

 5770 12:11:02.534514  # [   42.401576] R10: 00000000ffffe00<4>[   52.987750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5771 12:11:02.538448  0 R11: 3fffffffffffffff R12: 0000000000000011

 5772 12:11:02.548584  # [   42.409834] <4>[   53.000675] CR2: 00007f0502d7b000 CR3: 0000000102c4e004 CR4: 00000000003706e0

 5773 12:11:02.551256  <4>[   53.015153] Call Trace:

 5774 12:11:02.561814  R13: ffffbf7442587f10 R14: ffffbf7442587f10 R15: ffffa26a0642700<4>[   53.018195]  ? __warn+0x80/0x110

 5775 12:11:02.567061  <4>[   53.028275]  ? refcount_warn_saturate+0x51/0x110

 5776 12:11:02.567313  0

 5777 12:11:02.577821  # [   42.418094] FS:  00007fdde1fb1580(0000) GS:ffffa26a7ad80<4>[   53.033763]  ? report_bug+0x9e/0xc0

 5778 12:11:02.581199  000(0000) knlGS:0000000000000000

 5779 12:11:02.587707  # [   42.427423] CS:  0010 DS:<4>[   53.044158]  ? handle_bug+0x41/0x90

 5780 12:11:02.592593  <4>[   53.054533]  ? exc_invalid_op+0x14/0x70

 5781 12:11:02.595935   0000 ES: 0000 CR0: 0000000080050033

 5782 12:11:02.603668  # [   42.434129] CR2: 0000<4>[   53.059108]  ? asm_exc_invalid_op+0x12/0x20

 5783 12:11:02.609102  7fdde1fe0000 CR3: 0000000102efc001 CR4: 00000000003706e0

 5784 12:11:02.615893  # [   <4>[   53.070281]  ? refcount_warn_saturate+0x51/0x110

 5785 12:11:02.620614  <4>[   53.081943]  ? refcount_warn_saturate+0x51/0x110

 5786 12:11:02.623149  42.442388] Call Trace:

 5787 12:11:02.633469  # [   42.445408]  ? __die_body.cold+0x1a<4>[   53.087391]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 5788 12:11:02.638430  <4>[   53.099339]  direct_entry.cold+0x2c/0x38

 5789 12:11:02.638699  /0x1f

 5790 12:11:02.642093  # [   42.450078]  ? no_context+0x177/0x380

 5791 12:11:02.648206  # [   42.4544<4>[   53.104014]  full_proxy_write+0x53/0x80

 5792 12:11:02.651965  57]  ? exc_page_fault+0x53/0x170

 5793 12:11:02.658764  # [   42.459124]  ? asm_exc_pa<4>[   53.114796]  vfs_write+0xe7/0x3b0

 5794 12:11:02.662975  <4>[   53.125003]  ksys_write+0x68/0xf0

 5795 12:11:02.664835  ge_fault+0x1e/0x30

 5796 12:11:02.673434  # [   42.464085]  ? lkdtm_ACCESS_USERSPACE.c<4>[   53.128996]  do_syscall_64+0x30/0x40

 5797 12:11:02.678731  <4>[   53.139487]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5798 12:11:02.680748  old+0x41/0xa3

 5799 12:11:02.689812  # [   42.469918]  ? lkdtm_ACCESS_USERSPACE.cold+0<4>[   53.145422] RIP: 0033:0x7f0502e87473

 5800 12:11:02.710845  <4>[   53.155914] 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

 5801 12:11:02.713257  x35/0xa3

 5802 12:11:02.716808  # [   42.475744]  direct_entry.cold+0x2c/0x38

 5803 12:11:02.725377  # [   4<4>[   53.177189] RSP: 002b:00007ffdd4ddb558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5804 12:11:02.733842  <4>[   53.192148] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0502e87473

 5805 12:11:02.742302  <4>[   53.200412] RDX: 0000000000000017 RSI: 00007f0502d7b000 RDI: 0000000000000001

 5806 12:11:02.750276  <4>[   53.208677] RBP: 00007f0502d7b000 R08: 00007f0502d7a010 R09: 0000000000000000

 5807 12:11:02.754143  2.480404]  full_proxy_write+0x53/0x80

 5808 12:11:02.764720  # [   42.484977]  vfs_wri<4>[   53.216941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5809 12:11:02.772884  <4>[   53.231414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5810 12:11:02.774237  te+0xe7/0x3b0

 5811 12:11:02.778175  # [   42.488965]  ksys_write+0x68/0xf0

 5812 12:11:02.782821  # [   42.<4>[   53.239682] irq event stamp: 0

 5813 12:11:02.790819  <4>[   53.249592] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5814 12:11:02.793862  492953]  do_syscall_64+0x30/0x40

 5815 12:11:02.806016  # [   42.497233]  entry_SYSCAL<4>[   53.256889] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5816 12:11:02.809203  L_64_after_hwframe+0x62/0xc7

 5817 12:11:02.821820  # [   42.503163] RIP: 0033:0x7fdde<4>[   53.272527] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5818 12:11:02.822344  1ec7473

 5819 12:11:02.835040  # [   42.507442] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02<4>[   53.288171] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5820 12:11:02.841037  <4>[   53.301680] ---[ end trace b27dfb9cdcf5d07d ]---

 5821 12:11:02.853587   48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 <6>[   53.307128] lkdtm: Saturation detected: still saturated

 5822 12:11:02.862588  c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5823 12:11:02.871483  # [   42.528709] RSP: 002b:00007ffe2fe29188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5824 12:11:02.879428  # [   42.537498] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fdde1ec7473

 5825 12:11:02.887385  # [   42.545760] RDX: 0000000000000011 RSI: 00007fdde1dbb000 RDI: 0000000000000001

 5826 12:11:02.895302  # [   42.554019] RBP: 00007fdde1dbb000 R08: 00007fdde1dba010 R09: 0000000000000000

 5827 12:11:02.904061  # [   42.562279] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5828 12:11:02.911883  # [   42.570538] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5829 12:11:02.964709  # [   42.578802] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5830 12:11:02.968273  # [   42.637793] CR2: 00007fdde1fe0000

 5831 12:11:02.974364  # [   42.641782] ---[ end trace b27dfb9cdcf5d06e ]---

 5832 12:11:02.978657  # [   42.647226] RIP: 0010:lkdtm_BUG+0x5/0x10

 5833 12:11:02.990757  # [   42.651893] Code: 89 ff e8 6e d9 79 ff 48 c7 c0<6>[   53.445013] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 5834 12:11:03.004029   ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 <6>[   53.457109] lkdtm: attempting bad refcount_dec() from saturated

 5835 12:11:03.015335  f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00<4>[   53.470241] ------------[ cut here ]------------

 5836 12:11:03.019279   00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5837 12:11:03.027815  # [   42.673168] RSP: 0018<4>[   53.481900] refcount_t: decrement hit 0; leaking memory.

 5838 12:11:03.031724  :ffffbf74412dfe60 EFLAGS: 00010282

 5839 12:11:03.043604  # [   42.679292] RAX: ffffff<4>[   53.494365] WARNING: CPU: 0 PID: 2388 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5840 12:11:03.049347  ffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 5841 12:11:03.103111  # [   42<4>[   53.510285] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5842 12:11:03.117545  .687552] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffff<4>[   53.569236] CPU: 0 PID: 2388 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5843 12:11:03.120374  ffa8af80b0

 5844 12:11:03.131405  # [   42.695813] RBP: ffffffffa8fe8528 R08: 00000000<4>[   53.584390] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5845 12:11:03.135293  00000001 R09: 0000000000000001

 5846 12:11:03.143429  # [   42.704075] R10: 00000000ff<4>[   53.597744] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5847 12:11:03.149238  ffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5848 12:11:03.170543  # [   42.712<4>[   53.610054] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5849 12:11:03.183195  337] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a03<4>[   53.637565] RSP: 0018:ffffbf7442e4fe48 EFLAGS: 00010286

 5850 12:11:03.184655  3cc000

 5851 12:11:03.197509  # [   42.720597] FS:  00007fdde1fb1580(0000) GS:ffffa26a<4>[   53.649887] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 5852 12:11:03.201835  7ad80000(0000) knlGS:0000000000000000

 5853 12:11:03.212317  # [   42.729926] CS:  001<4>[   53.664399] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 5854 12:11:03.216860  0 DS: 0000 ES: 0000 CR0: 0000000080050033

 5855 12:11:03.226630  # [   42.736633] CR2:<4>[   53.678845] RBP: ffffffffa8f824a4 R08: 0000000000000000 R09: 0000000000000000

 5856 12:11:03.232673   00007fdde1fe0000 CR3: 0000000102efc001 CR4: 00000000003706e0

 5857 12:11:03.241038  #<4>[   53.693332] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5858 12:11:03.245187   ACCESS_USERSPACE: saw 'call trace:': ok

 5859 12:11:03.255971  ok 37 selftests: lkdtm<4>[   53.707823] R13: ffffbf7442e4ff10 R14: ffffbf7442e4ff10 R15: ffffa26a0484c000

 5860 12:11:03.258372  : ACCESS_USERSPACE.sh

 5861 12:11:03.261667  # selftests: lkdtm: ACCESS_NULL.sh

 5862 12:11:03.271557  # Kil<4>[   53.722343] FS:  00007f0597bed580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 5863 12:11:03.271834  led

 5864 12:11:03.284888  # [   42.899350] lkdtm: Performing direct entry ACCESS_NULL<4>[   53.737876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5865 12:11:03.285352  

 5866 12:11:03.299826  # [   42.906340] lkdtm: attempting bad read at 000000000000000<4>[   53.750811] CR2: 00007f05979f7000 CR3: 0000000105bae001 CR4: 00000000003706f0

 5867 12:11:03.300208  0

 5868 12:11:03.308054  # [   42.912771] BUG: kernel NULL pointer dereference, addres<4>[   53.765282] Call Trace:

 5869 12:11:03.310516  s: 0000000000000000

 5870 12:11:03.318307  # [   42.920861] #PF: supervisor read acces<4>[   53.774556]  ? __warn+0x80/0x110

 5871 12:11:03.320153  s in kernel mode

 5872 12:11:03.331050  # [   42.933102] #PF: error_code(0x0000) - not<4>[   53.784655]  ? refcount_warn_saturate+0xfb/0x110

 5873 12:11:03.331524  -present page

 5874 12:11:03.334339  # [   42.939122] PGD 0 P4D 0 

 5875 12:11:03.340399  # [   42.942238] O<4>[   53.796353]  ? report_bug+0x9e/0xc0

 5876 12:11:03.342296  ops: 0000 [#13] SMP PTI

 5877 12:11:03.350741  # [   42.946518] CPU: 1 PID: 1866 Comm:<4>[   53.806761]  ? handle_bug+0x41/0x90

 5878 12:11:03.356323   cat Tainted: G      D W         5.10.201-cip41 #1

 5879 12:11:03.361691  # [   42.955<4>[   53.817149]  ? exc_invalid_op+0x14/0x70

 5880 12:11:03.368202  450] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5881 12:11:03.372405  # [ <4>[   53.827935]  ? asm_exc_invalid_op+0x12/0x20

 5882 12:11:03.377961    42.962548] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5883 12:11:03.385355  # [   42.968<4>[   53.839170]  ? refcount_warn_saturate+0xfb/0x110

 5884 12:11:03.396646  091] Code: e8 d7 fb ff be 00 10 00 00 48 89 ef e8 97 7b 0a ff e9<4>[   53.850828]  ? refcount_warn_saturate+0xfb/0x110

 5885 12:11:03.407993   69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 f0 32 f8 a8 e8 c2 <4>[   53.862517]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 5886 12:11:03.418458  d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 18 33<4>[   53.874468]  direct_entry.cold+0x2c/0x38

 5887 12:11:03.420151   f8 a8 48 01

 5888 12:11:03.430091  # [   42.989365] RSP: 0018:ffffbf74425ffe58 EFLAGS<4>[   53.885392]  full_proxy_write+0x53/0x80

 5889 12:11:03.431038  : 00010246

 5890 12:11:03.440308  # [   42.995489] RAX: 000000000000002e RBX: 00000000<4>[   53.896175]  vfs_write+0xe7/0x3b0

 5891 12:11:03.443250  00000027 RCX: 0000000000000000

 5892 12:11:03.449748  # [   43.003749] RDX: 0000000000<4>[   53.906428]  ksys_write+0x68/0xf0

 5893 12:11:03.454797  000000 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 5894 12:11:03.460924  # [   43.012<4>[   53.916615]  do_syscall_64+0x30/0x40

 5895 12:11:03.473668  009] RBP: ffffffffa8f823e1 R08: 0000000000000000 R09: 0000000000<4>[   53.927163]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5896 12:11:03.474025  000000

 5897 12:11:03.483582  # [   43.020269] R10: 00000000ffffe000 R11: 3fffffffffff<4>[   53.939283] RIP: 0033:0x7f0597b03473

 5898 12:11:03.486203  ffff R12: 000000000000000c

 5899 12:11:03.511531  # [   43.028529] R13: ffffbf74425fff<4>[   53.949875] 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

 5900 12:11:03.516217  10 R14: ffffbf74425fff10 R15: ffffa26a052ad000

 5901 12:11:03.526817  # [   43.036788]<4>[   53.977315] RSP: 002b:00007fff4b5def78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5902 12:11:03.540117   FS:  00007f6306842580(0000) GS:ffffa26a7ac80000(0000) knlGS:000<4>[   53.992263] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0597b03473

 5903 12:11:03.541443  0000000000000

 5904 12:11:03.554569  # [   43.046116] CS:  0010 DS: 0000 ES: 0000 CR0:<4>[   54.006773] RDX: 0000000000000017 RSI: 00007f05979f7000 RDI: 0000000000000001

 5905 12:11:03.556921   0000000080050033

 5906 12:11:03.568965  # [   43.052821] CR2: 0000000000000000 CR3: 0<4>[   54.021250] RBP: 00007f05979f7000 R08: 00007f05979f6010 R09: 0000000000000000

 5907 12:11:03.578216  <4>[   54.035733] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5908 12:11:03.581490  0000001064ae004 CR4: 00000000003706e0

 5909 12:11:03.592314  # [   43.061081] Call Tra<4>[   54.044029] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5910 12:11:03.592994  ce:

 5911 12:11:03.596922  # [   43.064100]  ? __die_body.cold+0x1a/0x1f

 5912 12:11:03.602252  # [   43.068<4>[   54.058527] irq event stamp: 0

 5913 12:11:03.604820  771]  ? no_context+0x177/0x380

 5914 12:11:03.615246  # [   43.073152]  ? exc_page_fau<4>[   54.068424] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5915 12:11:03.616833  lt+0x53/0x170

 5916 12:11:03.621354  # [   43.077821]  ? asm_exc_page_fault+0x1e/0x30

 5917 12:11:03.631307  <4>[   54.081938] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5918 12:11:03.631421  

 5919 12:11:03.636089  # [   43.082784]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5920 12:11:03.647137  # [   43.08767<4>[   54.097570] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5921 12:11:03.649729  1]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5922 12:11:03.661008  # [   43.092533]  direct_entr<4>[   54.113265] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5923 12:11:03.662219  y.cold+0x2c/0x38

 5924 12:11:03.666480  # [   43.097202]  full_proxy_write+0x53/0x80

 5925 12:11:03.671375  <4>[   54.126762] ---[ end trace b27dfb9cdcf5d07e ]---

 5926 12:11:03.675450  # [   43.101775]  vfs_write+0xe7/0x3b0

 5927 12:11:03.683908  # [   43.105762]  ksys_w<6>[   54.138426] lkdtm: Saturation detected: still saturated

 5928 12:11:03.685427  rite+0x68/0xf0

 5929 12:11:03.689811  # [   43.109750]  do_syscall_64+0x30/0x40

 5930 12:11:03.696651  # [   43.114029]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5931 12:11:03.700826  # [   43.119960] RIP: 0033:0x7f6306758473

 5932 12:11:03.721239  # [   43.124239] 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

 5933 12:11:03.730012  # [   43.145514] RSP: 002b:00007ffeeae89458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5934 12:11:03.739284  # [   43.154253] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f6306758473

 5935 12:11:03.745933  # [   43.162514] RDX: 000000000000000c RSI: 00007f630664c000 RDI: 0000000000000001

 5936 12:11:03.753917  # [   43.170766] RBP: 00007f630664c000 R08: 00007f630664b010 R09: 0000000000000000

 5937 12:11:03.762146  # [   43.179027] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5938 12:11:03.771093  # [   43.187287] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5939 12:11:03.815494  # [   43.195551] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev sn<6>[   54.273388] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 5940 12:11:03.828527  d_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regma<6>[   54.282205] lkdtm: attempting bad refcount_dec() from saturated

 5941 12:11:03.840182  p_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_back<4>[   54.295340] ------------[ cut here ]------------

 5942 12:11:03.842576  light chromeos_pstore

 5943 12:11:03.846172  # [   43.254537] CR2: 0000000000000000

 5944 12:11:03.852503  #<4>[   54.307024] refcount_t: saturated; leaking memory.

 5945 12:11:03.857869   [   43.258517] ---[ end trace b27dfb9cdcf5d06f ]---

 5946 12:11:03.867650  # [   43.2<4>[   54.318899] WARNING: CPU: 0 PID: 2424 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5947 12:11:03.872431  63963] RIP: 0010:lkdtm_BUG+0x5/0x10

 5948 12:11:03.926507  # [   43.268631] Code: 89 f<4>[   54.334796] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 5949 12:11:03.942296  f e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff<4>[   54.393765] CPU: 0 PID: 2424 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 5950 12:11:03.955412   c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0<4>[   54.408988] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5951 12:11:03.961587  b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 5952 12:11:03.967590  #<4>[   54.422301] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5953 12:11:03.974678   [   43.289905] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 5954 12:11:03.996348  # [<4>[   54.434643] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 5955 12:11:04.007891     43.296028] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0<4>[   54.462090] RSP: 0018:ffffbf7442ee7e48 EFLAGS: 00010286

 5956 12:11:04.009241  000000000000000

 5957 12:11:04.022179  # [   43.304289] RDX: 0000000000000000 RSI: fff<4>[   54.474461] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 5958 12:11:04.026040  fa26a7ad9bf50 RDI: ffffffffa8af80b0

 5959 12:11:04.036574  # [   43.312548] RBP: fffff<4>[   54.488930] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 5960 12:11:04.042989  fffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 5961 12:11:04.051070  # [   4<4>[   54.503391] RBP: ffffffffa8f824bb R08: 0000000000000000 R09: 0000000000000000

 5962 12:11:04.065179  3.320808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000<4>[   54.517899] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5963 12:11:04.067216  00000000004

 5964 12:11:04.080558  # [   43.329067] R13: ffffbf74412dff10 R14: ffffbf7<4>[   54.532344] R13: ffffbf7442ee7f10 R14: ffffbf7442ee7f10 R15: ffffa26a02662000

 5965 12:11:04.083666  4412dff10 R15: ffffa26a033cc000

 5966 12:11:04.095550  # [   43.337326] FS:  00007f630<4>[   54.546841] FS:  00007fc32049a580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 5967 12:11:04.102059  6842580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 5968 12:11:04.108752  <4>[   54.562367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5969 12:11:04.123152  # [   43.346674] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800500<4>[   54.575335] CR2: 00007fc3202a4000 CR3: 00000001064ae004 CR4: 00000000003706f0

 5970 12:11:04.123559  33

 5971 12:11:04.132292  # [   43.353381] CR2: 0000000000000000 CR3: 00000001064ae004<4>[   54.589777] Call Trace:

 5972 12:11:04.134851   CR4: 00000000003706e0

 5973 12:11:04.142812  # [   43.361640] BUG: sleeping function <4>[   54.599049]  ? __warn+0x80/0x110

 5974 12:11:04.149753  called from invalid context at include/linux/percpu-rwsem.h:49

 5975 12:11:04.154731  <4>[   54.609130]  ? refcount_warn_saturate+0x51/0x110

 5976 12:11:04.164594  # [   43.371841] in_atomic(): 0, irqs_disabled(): 1, non_block: <4>[   54.620807]  ? report_bug+0x9e/0xc0

 5977 12:11:04.167130  0, pid: 1866, name: cat

 5978 12:11:04.174928  # [   43.380586] INFO: lockdep is turne<4>[   54.631193]  ? handle_bug+0x41/0x90

 5979 12:11:04.175966  d off.

 5980 12:11:04.179191  # [   43.385253] irq event stamp: 0

 5981 12:11:04.185331  # [   43.388949] ha<4>[   54.641644]  ? exc_invalid_op+0x14/0x70

 5982 12:11:04.191653  rdirqs last  enabled at (0): [<0000000000000000>] 0x0

 5983 12:11:04.197066  # [   43.<4>[   54.652387]  ? asm_exc_invalid_op+0x12/0x20

 5984 12:11:04.208648  396241] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy<4>[   54.663672]  ? refcount_warn_saturate+0x51/0x110

 5985 12:11:04.211409  _process+0x65c/0x20e0

 5986 12:11:04.219910  # [   43.405673] softirqs last  enabled a<4>[   54.675239]  ? refcount_warn_saturate+0x51/0x110

 5987 12:11:04.225862  t (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 5988 12:11:04.232457  # [   43.<4>[   54.686968]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 5989 12:11:04.238937  415099] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5990 12:11:04.242770  <4>[   54.698879]  direct_entry.cold+0x2c/0x38

 5991 12:11:04.242870  

 5992 12:11:04.254345  # [   43.422386] CPU: 1 PID: 1866 Comm: cat Tainted: G      D W<4>[   54.709786]  full_proxy_write+0x53/0x80

 5993 12:11:04.256987           5.10.201-cip41 #1

 5994 12:11:04.263834  # [   43.431325] Hardware name: Goog<4>[   54.720559]  vfs_write+0xe7/0x3b0

 5995 12:11:04.267276  le Rammus/Rammus, BIOS  09/04/2020

 5996 12:11:04.275246  # [   43.438419] Call Trace:<4>[   54.730801]  ksys_write+0x68/0xf0

 5997 12:11:04.275328  

 5998 12:11:04.279174  # [   43.441439]  dump_stack+0x77/0x9b

 5999 12:11:04.285104  # [   43.445428]  ___m<4>[   54.740957]  do_syscall_64+0x30/0x40

 6000 12:11:04.287560  ight_sleep.cold+0xa6/0xb6

 6001 12:11:04.297090  # [   43.450291]  exit_signals+0x1c/0<4>[   54.751514]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6002 12:11:04.297610  x300

 6003 12:11:04.301598  # [   43.454570]  do_exit+0xc2/0xab0

 6004 12:11:04.307460  # [   43.458363]  ? <4>[   54.763612] RIP: 0033:0x7fc3203b0473

 6005 12:11:04.309624  ksys_write+0x68/0xf0

 6006 12:11:04.335063  # [   43.462546]  make_task_dead+0x2f/0x30<4>[   54.774124] 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

 6007 12:11:04.335156  

 6008 12:11:04.341053  # [   43.466914]  rewind_stack_and_make_dead+0x17/0x20

 6009 12:11:04.350074  # [   <4>[   54.801597] RSP: 002b:00007ffeba119c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6010 12:11:04.353581  43.472453] RIP: 0033:0x7f6306758473

 6011 12:11:04.364117  # [   43.476731] Code: 8b 1<4>[   54.816617] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc3203b0473

 6012 12:11:04.378671  5 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00<4>[   54.831059] RDX: 0000000000000017 RSI: 00007fc3202a4000 RDI: 0000000000000001

 6013 12:11:04.393359   64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3<4>[   54.845550] RBP: 00007fc3202a4000 R08: 00007fc3202a3010 R09: 0000000000000000

 6014 12:11:04.399768  d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6015 12:11:04.407965  #<4>[   54.860051] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6016 12:11:04.422227   [   43.498006] RSP: 002b:00007ffeeae89458 EFLAGS: 00000246 ORIG<4>[   54.874516] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6017 12:11:04.425146  _RAX: 0000000000000001

 6018 12:11:04.432251  # [   43.506751] RAX: ffffffffffffffda R<4>[   54.889009] irq event stamp: 0

 6019 12:11:04.437550  BX: 000000000000000c RCX: 00007f6306758473

 6020 12:11:04.445344  # [   43.515011] RDX<4>[   54.898921] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6021 12:11:04.453384  : 000000000000000c RSI: 00007f630664c000 RDI: 0000000000000001

 6022 12:11:04.461291  <4>[   54.912441] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6023 12:11:04.476632  # [   43.523271] RBP: 00007f630664c000 R08: 00007f630664b010 R09<4>[   54.928086] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6024 12:11:04.479309  : 0000000000000000

 6025 12:11:04.490816  # [   43.531531] R10: fffffffffffffbc5 R11: <4>[   54.943728] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6026 12:11:04.494833  0000000000000246 R12: 0000000000000001

 6027 12:11:04.502150  # [   43.539790] R13: 00<4>[   54.957223] ---[ end trace b27dfb9cdcf5d07f ]---

 6028 12:11:04.508620  00000000000001 R14: 0000000000020000 R15: 0000000000020000

 6029 12:11:04.514832  # AC<6>[   54.968869] lkdtm: Saturation detected: still saturated

 6030 12:11:04.517614  CESS_NULL: saw 'call trace:': ok

 6031 12:11:04.521541  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 6032 12:11:04.525029  # selftests: lkdtm: WRITE_RO.sh

 6033 12:11:04.526253  # Killed

 6034 12:11:04.531592  # [   43.666690] lkdtm: Performing direct entry WRITE_RO

 6035 12:11:04.539002  # [   43.678134] lkdtm: attempting bad rodata write at ffffffffa8af8530

 6036 12:11:04.546818  # [   43.685338] BUG: unable to handle page fault for address: ffffffffa8af8530

 6037 12:11:04.552960  # [   43.693313] #PF: supervisor write access in kernel mode

 6038 12:11:04.559007  # [   43.699442] #PF: error_code(0x0003) - permissions violation

 6039 12:11:04.567527  # [   43.705947] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 8000000143c000e1 

 6040 12:11:04.570771  # [   43.714018] Oops: 0003 [#14] SMP PTI

 6041 12:11:04.579745  # [   43.724510] CPU: 1 PID: 1902 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6042 12:11:04.587043  # [   43.733452] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6043 12:11:04.592312  # [   43.740553] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 6044 12:11:04.613830  # [   43.745806] Code: 00 48 c7 c7 d0 31 f8 a8 48 c7 c6 30 85 af a8 e8 6c da fb ff 48 8b 05 f1 9e a9 00 ba 34 12 cd ab 48 c7 c7 00 32 f8 a8 48 31 d0 <48> 89 05 db 9e a9 00 e9 4a da fb ff 0f 1f 44 00 00 48 8b 05 ea bc

 6045 12:11:04.619981  # [   43.773293] RSP: 0018:ffffbf74426a7e60 EFLAGS: 00010202

 6046 12:11:04.627329  # [   43.779418] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 6047 12:11:04.635506  # [   43.787679] RDX: 00000000abcd1234 RSI: ffffa26a7ac9bf50 RDI: ffffffffa8f83200

 6048 12:11:04.647236  # [   43.795939] RBP: ffffffffa8f8<6>[   55.102917] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6049 12:11:04.654796  <6>[   55.113673] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6050 12:11:04.659496  23ed R08: 0000000000000000 R09: 0000000000000000

 6051 12:11:04.666417  # [   43.80419<4>[   55.121477] ------------[ cut here ]------------

 6052 12:11:04.672206  <4>[   55.133127] refcount_t: saturated; leaking memory.

 6053 12:11:04.681699  <4>[   55.138792] WARNING: CPU: 1 PID: 2457 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6054 12:11:04.741536  9] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   55.148520] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6055 12:11:04.749829  <4>[   55.207522] CPU: 1 PID: 2457 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6056 12:11:04.756718  <4>[   55.216465] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6057 12:11:04.763274  <4>[   55.223564] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6058 12:11:04.783913  <4>[   55.229692] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 6059 12:11:04.790349  <4>[   55.250968] RSP: 0018:ffffbf7442f5fe38 EFLAGS: 00010282

 6060 12:11:04.791069  0009

 6061 12:11:04.805031  # [   43.812460] R13: ffffbf74426a7f10 R14: ffffbf74426a7f<4>[   55.257099] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6062 12:11:04.807464  10 R15: ffffa26a03388000

 6063 12:11:04.819482  # [   43.820735] FS:  00007f83cd015580<4>[   55.271579] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 6064 12:11:04.825011  (0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 6065 12:11:04.833658  # [   4<4>[   55.286057] RBP: ffffffffa8f820e8 R08: 0000000000000000 R09: 0000000000000000

 6066 12:11:04.842017  <4>[   55.300537] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6067 12:11:04.850522  <4>[   55.308825] R13: ffffbf7442f5ff10 R14: ffffbf7442f5ff10 R15: ffffa26a032eb000

 6068 12:11:04.860092  <4>[   55.317090] FS:  00007f37c07dc580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 6069 12:11:04.866402  <4>[   55.326421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6070 12:11:04.874362  <4>[   55.333130] CR2: 00007f37c05e6000 CR3: 00000001058e8002 CR4: 00000000003706e0

 6071 12:11:04.877793  <4>[   55.341418] Call Trace:

 6072 12:11:04.883637  3.830063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6073 12:11:04.887690  # [<4>[   55.344455]  ? __warn+0x80/0x110

 6074 12:11:04.893324  <4>[   55.354551]  ? refcount_warn_saturate+0x97/0x110

 6075 12:11:04.897682  <4>[   55.360000]  ? report_bug+0x9e/0xc0

 6076 12:11:04.901463  <4>[   55.364187]  ? handle_bug+0x41/0x90

 6077 12:11:04.906324  <4>[   55.368371]  ? exc_invalid_op+0x14/0x70

 6078 12:11:04.912546  <4>[   55.372945]  ? asm_exc_invalid_op+0x12/0x20

 6079 12:11:04.916863  <4>[   55.377910]  ? refcount_warn_saturate+0x97/0x110

 6080 12:11:04.928781     43.836770] CR2: ffffffffa8af8530 CR3: 0000000106456003 CR4: 0<4>[   55.383382]  ? refcount_warn_saturate+0x97/0x110

 6081 12:11:04.935354  <4>[   55.395038]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6082 12:11:04.942104  <4>[   55.401459]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6083 12:11:04.946640  <4>[   55.408073]  direct_entry.cold+0x2c/0x38

 6084 12:11:04.950677  <4>[   55.412745]  full_proxy_write+0x53/0x80

 6085 12:11:04.954565  <4>[   55.417352]  vfs_write+0xe7/0x3b0

 6086 12:11:04.960049  <4>[   55.421368]  ksys_write+0x68/0xf0

 6087 12:11:04.963224  <4>[   55.425360]  do_syscall_64+0x30/0x40

 6088 12:11:04.969216  <4>[   55.429642]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6089 12:11:04.974279  <4>[   55.435599] RIP: 0033:0x7f37c06f2473

 6090 12:11:04.994740  <4>[   55.439881] 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

 6091 12:11:05.003270  <4>[   55.461156] RSP: 002b:00007ffcabaa8058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6092 12:11:05.011472  <4>[   55.469907] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f37c06f2473

 6093 12:11:05.020577  <4>[   55.478170] RDX: 0000000000000020 RSI: 00007f37c05e6000 RDI: 0000000000000001

 6094 12:11:05.028147  <4>[   55.486432] RBP: 00007f37c05e6000 R08: 00007f37c05e5010 R09: 0000000000000000

 6095 12:11:05.037146  <4>[   55.494696] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6096 12:11:05.044986  <4>[   55.502959] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6097 12:11:05.048851  <4>[   55.511226] irq event stamp: 0

 6098 12:11:05.050294  0000000003706e0

 6099 12:11:05.054410  # [   43.845030] Call Trace:

 6100 12:11:05.062837  # [   43.848052] <4>[   55.514951] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6101 12:11:05.071344  <4>[   55.528453] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6102 12:11:05.081254  <4>[   55.537881] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6103 12:11:05.088348  <4>[   55.547309] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6104 12:11:05.091715   ? __die_body.cold+0x1a/0x1f

 6105 12:11:05.099975  # [   43.852726]  ? no_context+0x1<4>[   55.554602] ---[ end trace b27dfb9cdcf5d080 ]---

 6106 12:11:05.101207  77/0x380

 6107 12:11:05.105142  # [   43.857107]  ? exc_page_fault+0xd7/0x170

 6108 12:11:05.112266  # [   4<6>[   55.566264] lkdtm: Saturation detected: still saturated

 6109 12:11:05.116230  3.861775]  ? asm_exc_page_fault+0x1e/0x30

 6110 12:11:05.120751  # [   43.866737]  ? lkdtm_WRITE_RO+0x2e/0x3a

 6111 12:11:05.126014  # [   43.871308]  direct_entry.cold+0x2c/0x38

 6112 12:11:05.130162  # [   43.875976]  full_proxy_write+0x53/0x80

 6113 12:11:05.134111  # [   43.880548]  vfs_write+0xe7/0x3b0

 6114 12:11:05.137710  # [   43.884537]  ksys_write+0x68/0xf0

 6115 12:11:05.142659  # [   43.888519]  do_syscall_64+0x30/0x40

 6116 12:11:05.148014  # [   43.892798]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6117 12:11:05.151589  # [   43.898730] RIP: 0033:0x7f83ccf2b473

 6118 12:11:05.173552  # [   43.903008] 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

 6119 12:11:05.182982  # [   43.924283] RSP: 002b:00007ffd8cd871e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6120 12:11:05.190841  # [   43.933031] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f83ccf2b473

 6121 12:11:05.198725  # [   43.941291] RDX: 0000000000000009 RSI: 00007f83cce1f000 RDI: 0000000000000001

 6122 12:11:05.207413  # [   43.949552] RBP: 00007f83cce1f000 R08: 00007f83cce1e010 R09: 0000000000000000

 6123 12:11:05.216131  # [   43.957813] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6124 12:11:05.224577  # [   43.966074] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6125 12:11:05.278463  # [   43.974336] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6126 12:11:05.282773  # [   44.033326] CR2: ffffffffa8af8530

 6127 12:11:05.286852  # [   44.037314] ---[ end trace b27dfb9cdcf5d070 ]---

 6128 12:11:05.291729  # [   44.042761] RIP: 0010:lkdtm_BUG+0x5/0x10

 6129 12:11:05.313293  # [   44.047428] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 6130 12:11:05.319934  # [   44.068702] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 6131 12:11:05.327299  # [   44.074870] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 6132 12:11:05.335136  # [   44.083130] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 6133 12:11:05.343227  # [   44.091390] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 6134 12:11:05.360005  # [   44.099671] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000<6>[   55.814126] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6135 12:11:05.360095  4

 6136 12:11:05.374044  # [   44.107933] R13: ffffbf74412dff10 R14: ffffbf74412dff10 <6>[   55.825809] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6137 12:11:05.376186  R15: ffffa26a033cc000

 6138 12:11:05.384806  # [   44.116194] FS:  00007f83cd015580(00<4>[   55.839802] ------------[ cut here ]------------

 6139 12:11:05.390396  00) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 6140 12:11:05.396841  # [   44.1<4>[   55.851466] refcount_t: saturated; leaking memory.

 6141 12:11:05.403427  25522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6142 12:11:05.412647  # [   <4>[   55.863356] WARNING: CPU: 2 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6143 12:11:05.472433  44.132228] CR2: ffffffffa8af8530 CR3: 0000000106456003 CR4: 0000<4>[   55.879257] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6144 12:11:05.473497  0000003706e0

 6145 12:11:05.477058  # WRITE_RO: saw 'call trace:': ok

 6146 12:11:05.486990  ok 39 selftests<4>[   55.938240] CPU: 2 PID: 2490 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6147 12:11:05.489005  : lkdtm: WRITE_RO.sh

 6148 12:11:05.500453  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh<4>[   55.953372] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6149 12:11:05.501746  

 6150 12:11:05.502173  # Killed

 6151 12:11:05.512625  # [   44.257565] lkdtm: Performing direct entry WRIT<4>[   55.966686] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6152 12:11:05.535376  <4>[   55.979026] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 6153 12:11:05.536292  E_RO_AFTER_INIT

 6154 12:11:05.546065  # [   44.265483] lkdtm: attempting bad ro_after<4>[   56.000302] RSP: 0018:ffffbf7442fb7e38 EFLAGS: 00010282

 6155 12:11:05.554350  <4>[   56.012641] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6156 12:11:05.557544  _init write at ffffffffa900a350

 6157 12:11:05.569207  # [   44.279563] BUG: unable to<4>[   56.020905] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 6158 12:11:05.577334  <4>[   56.035378] RBP: ffffffffa8f82108 R08: 0000000000000000 R09: 0000000000000000

 6159 12:11:05.582028   handle page fault for address: ffffffffa900a350

 6160 12:11:05.591522  # [   44.29372<4>[   56.043640] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6161 12:11:05.600327  <4>[   56.058114] R13: ffffbf7442fb7f10 R14: ffffbf7442fb7f10 R15: ffffa26a04050000

 6162 12:11:05.609014  <4>[   56.066377] FS:  00007f92c6c75580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 6163 12:11:05.615764  4] #PF: supervisor write access in kernel mode

 6164 12:11:05.621863  # [   44.299849]<4>[   56.075725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6165 12:11:05.630445  <4>[   56.088663] CR2: 00007f92c6a7f000 CR3: 0000000102cfa004 CR4: 00000000003706e0

 6166 12:11:05.635073   #PF: error_code(0x0003) - permissions violation

 6167 12:11:05.639600  # [   44.30636<4>[   56.096924] Call Trace:

 6168 12:11:05.649632  1] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 10005e063 PTE 8<4>[   56.106159]  ? __warn+0x80/0x110

 6169 12:11:05.651633  00000014420a061

 6170 12:11:05.655446  # [   44.315700] Oops: 0003 [#15] SMP PTI

 6171 12:11:05.661999  # [ <4>[   56.116269]  ? refcount_warn_saturate+0x97/0x110

 6172 12:11:05.672465    44.319971] CPU: 0 PID: 1938 Comm: cat Tainted: G      D W     <4>[   56.127932]  ? report_bug+0x9e/0xc0

 6173 12:11:05.674133      5.10.201-cip41 #1

 6174 12:11:05.682326  # [   44.328912] Hardware name: Google Ra<4>[   56.138333]  ? handle_bug+0x41/0x90

 6175 12:11:05.686888  <4>[   56.148732]  ? exc_invalid_op+0x14/0x70

 6176 12:11:05.689996  mmus/Rammus, BIOS  09/04/2020

 6177 12:11:05.698821  # [   44.336012] RIP: 0010:lkdtm_<4>[   56.153306]  ? asm_exc_invalid_op+0x12/0x20

 6178 12:11:05.701422  WRITE_RO_AFTER_INIT+0x4e/0x5a

 6179 12:11:05.710066  # [   44.342339] Code: 32 f8 a8 e<4>[   56.164480]  ? refcount_warn_saturate+0x97/0x110

 6180 12:11:05.715425  <4>[   56.176142]  ? refcount_warn_saturate+0x97/0x110

 6181 12:11:05.727915  9 1e da fb ff 48 c7 c7 58 32 f8 a8 e8 12 da fb ff 48 8b 05 b7 bc<4>[   56.181591]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6182 12:11:05.734267  <4>[   56.194218]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6183 12:11:05.745848   fa 00 ba 34 12 cd ab 48 c7 c7 00 32 f8 a8 48 31 d0 <48> 89 05 a<4>[   56.200832]  direct_entry.cold+0x2c/0x38

 6184 12:11:05.750712  1 bc fa 00 e9 f0 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 6185 12:11:05.756371  # [   4<4>[   56.211726]  full_proxy_write+0x53/0x80

 6186 12:11:05.761129  4.363618] RSP: 0018:ffffbf7442747e60 EFLAGS: 00010202

 6187 12:11:05.766518  # [   44.<4>[   56.222516]  vfs_write+0xe7/0x3b0

 6188 12:11:05.770282  <4>[   56.232728]  ksys_write+0x68/0xf0

 6189 12:11:05.780819  369745] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000<4>[   56.236725]  do_syscall_64+0x30/0x40

 6190 12:11:05.786199  <4>[   56.247214]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6191 12:11:05.788016  000000000

 6192 12:11:05.796932  # [   44.377998] RDX: 00000000abcd1234 RSI: ffffa26a7<4>[   56.253148] RIP: 0033:0x7f92c6b8b473

 6193 12:11:05.800399  ac1bf50 RDI: ffffffffa8f83200

 6194 12:11:05.825022  # [   44.386259] RBP: ffffffffa8f<4>[   56.263639] 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

 6195 12:11:05.834227  <4>[   56.291127] RSP: 002b:00007ffdf560d238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6196 12:11:05.838361  823f6 R08: 0000000000000000 R09: 0000000000000000

 6197 12:11:05.847449  # [   44.3945<4>[   56.299877] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f92c6b8b473

 6198 12:11:05.857063  <4>[   56.314351] RDX: 0000000000000020 RSI: 00007f92c6a7f000 RDI: 0000000000000001

 6199 12:11:05.864547  <4>[   56.322615] RBP: 00007f92c6a7f000 R08: 00007f92c6a7e010 R09: 0000000000000000

 6200 12:11:05.878614  22] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000<4>[   56.330879] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6201 12:11:05.887122  <4>[   56.345353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6202 12:11:05.887830  00014

 6203 12:11:05.897097  # [   44.402775] R13: ffffbf7442747f10 R14: ffffbf7442747<4>[   56.353621] irq event stamp: 0

 6204 12:11:05.904347  <4>[   56.363526] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6205 12:11:05.908221  f10 R15: ffffa26a05a27000

 6206 12:11:05.919974  # [   44.411038] FS:  00007f837825758<4>[   56.370821] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6207 12:11:05.928822  <4>[   56.386458] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6208 12:11:05.935288  0(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 6209 12:11:05.942797  # [   <4>[   56.395888] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6210 12:11:05.949357  44.420359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6211 12:11:05.955625  # <4>[   56.409391] ---[ end trace b27dfb9cdcf5d081 ]---

 6212 12:11:05.966885  [   44.427067] CR2: ffffffffa900a350 CR3: 0000000106456001 CR4: <6>[   56.421054] lkdtm: Saturation detected: still saturated

 6213 12:11:05.968342  00000000003706f0

 6214 12:11:05.971536  # [   44.435326] Call Trace:

 6215 12:11:05.976349  # [   44.438348]  ? __die_body.cold+0x1a/0x1f

 6216 12:11:05.980328  # [   44.443015]  ? no_context+0x177/0x380

 6217 12:11:05.985137  # [   44.447402]  ? exc_page_fault+0xd7/0x170

 6218 12:11:05.990341  # [   44.452078]  ? asm_exc_page_fault+0x1e/0x30

 6219 12:11:05.995423  # [   44.457042]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 6220 12:11:05.999405  # [   44.462678]  direct_entry.cold+0x2c/0x38

 6221 12:11:06.004132  # [   44.467349]  full_proxy_write+0x53/0x80

 6222 12:11:06.008988  # [   44.471928]  vfs_write+0xe7/0x3b0

 6223 12:11:06.012649  # [   44.475923]  ksys_write+0x68/0xf0

 6224 12:11:06.016735  # [   44.479903]  do_syscall_64+0x30/0x40

 6225 12:11:06.022798  # [   44.484183]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6226 12:11:06.028427  # [   44.490113] RIP: 0033:0x7f837816d473

 6227 12:11:06.047739  # [   44.494394] 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

 6228 12:11:06.056630  # [   44.515660] RSP: 002b:00007ffd4f061968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6229 12:11:06.064846  # [   44.524410] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f837816d473

 6230 12:11:06.075025  # [   44.532672] RDX: 0000000000000014 RSI: 00007f8378061000 RDI: 0000000000000001

 6231 12:11:06.081093  # [   44.540933] RBP: 00007f8378061000 R08: 00007f8378060010 R09: 0000000000000000

 6232 12:11:06.088626  # [   44.549193] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6233 12:11:06.097257  # [   44.557455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6234 12:11:06.118775  # [   44.565721] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buff<6>[   56.574612] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6235 12:11:06.133035  er kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sy<6>[   56.584674] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6236 12:11:06.143666  sfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec<4>[   56.598666] ------------[ cut here ]------------

 6237 12:11:06.156605  _chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_<4>[   56.610325] refcount_t: underflow; use-after-free.

 6238 12:11:06.172510  soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev <4>[   56.622203] WARNING: CPU: 0 PID: 2526 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6239 12:11:06.231001  snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine reg<4>[   56.638137] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6240 12:11:06.246326  map_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_ba<4>[   56.697090] CPU: 0 PID: 2526 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6241 12:11:06.248319  cklight chromeos_pstore

 6242 12:11:06.252057  # [   44.618493] CR2: ffffffffa900a350

 6243 12:11:06.259102  <4>[   56.712256] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6244 12:11:06.259427  

 6245 12:11:06.265108  # [   44.622483] ---[ end trace b27dfb9cdcf5d071 ]---

 6246 12:11:06.271751  # [   44<4>[   56.725589] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6247 12:11:06.275255  .627930] RIP: 0010:lkdtm_BUG+0x5/0x10

 6248 12:11:06.300286  # [   44.632599] Code: 89<4>[   56.737973] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6249 12:11:06.311110   ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff <4>[   56.765442] RSP: 0018:ffffbf744306fe40 EFLAGS: 00010286

 6250 12:11:06.326300  ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f><4>[   56.777812] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6251 12:11:06.332270   0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 6252 12:11:06.341028  <4>[   56.792313] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 6253 12:11:06.341118  

 6254 12:11:06.346398  # [   44.653875] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 6255 12:11:06.354671  #<4>[   56.806770] RBP: ffffffffa8f82128 R08: 0000000000000000 R09: 0000000000000000

 6256 12:11:06.369001   [   44.659991] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX:<4>[   56.821222] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6257 12:11:06.371600   0000000000000000

 6258 12:11:06.383287  # [   44.668253] RDX: 0000000000000000 RSI: f<4>[   56.835704] R13: ffffbf744306ff10 R14: ffffbf744306ff10 R15: ffffa26a0588b000

 6259 12:11:06.387386  fffa26a7ad9bf50 RDI: ffffffffa8af80b0

 6260 12:11:06.399398  # [   44.676517] RBP: fff<4>[   56.850192] FS:  00007f99f1477580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 6261 12:11:06.404990  fffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 6262 12:11:06.413312  # [  <4>[   56.865742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6263 12:11:06.426441   44.684770] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000<4>[   56.878688] CR2: 00007f99f1281000 CR3: 0000000102e14005 CR4: 00000000003706f0

 6264 12:11:06.428425  0000000000004

 6265 12:11:06.435998  # [   44.693030] R13: ffffbf74412dff10 R14: ffffb<4>[   56.893146] Call Trace:

 6266 12:11:06.438928  f74412dff10 R15: ffffa26a033cc000

 6267 12:11:06.445991  # [   44.701292] FS:  00007f8<4>[   56.902376]  ? __warn+0x80/0x110

 6268 12:11:06.458000  378257580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000<4>[   56.912526]  ? refcount_warn_saturate+0xba/0x110

 6269 12:11:06.458467  

 6270 12:11:06.468705  # [   44.710623] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005<4>[   56.924157]  ? report_bug+0x9e/0xc0

 6271 12:11:06.469170  0033

 6272 12:11:06.478595  # [   44.717322] CR2: ffffffffa900a350 CR3: 00000001064560<4>[   56.934564]  ? handle_bug+0x41/0x90

 6273 12:11:06.481290  01 CR4: 00000000003706f0

 6274 12:11:06.489368  # [   44.725583] BUG: sleeping functio<4>[   56.944965]  ? exc_invalid_op+0x14/0x70

 6275 12:11:06.501139  n called from invalid context at include/linux/percpu-rwsem.h:49<4>[   56.955775]  ? asm_exc_invalid_op+0x12/0x20

 6276 12:11:06.501619  

 6277 12:11:06.513451  # [   44.735788] in_atomic(): 0, irqs_disabled(): 1, non_block<4>[   56.966942]  ? refcount_warn_saturate+0xba/0x110

 6278 12:11:06.516526  : 0, pid: 1938, name: cat

 6279 12:11:06.525671  # [   44.744533] INFO: lockdep is tur<4>[   56.978644]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6280 12:11:06.526108  ned off.

 6281 12:11:06.529673  # [   44.749201] irq event stamp: 0

 6282 12:11:06.537770  # [   44.752900] <4>[   56.991244]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6283 12:11:06.545290  hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6284 12:11:06.548437  # [   4<4>[   57.004103]  direct_entry.cold+0x2c/0x38

 6285 12:11:06.559011  4.760181] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] co<4>[   57.014959]  full_proxy_write+0x53/0x80

 6286 12:11:06.562421  py_process+0x65c/0x20e0

 6287 12:11:06.569942  # [   44.769608] softirqs last  enabled<4>[   57.025763]  vfs_write+0xe7/0x3b0

 6288 12:11:06.575844   at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6289 12:11:06.579536  # [   4<4>[   57.035950]  ksys_write+0x68/0xf0

 6290 12:11:06.590139  4.779035] softirqs last disabled at (0): [<0000000000000000>] 0x<4>[   57.046151]  do_syscall_64+0x30/0x40

 6291 12:11:06.590612  0

 6292 12:11:06.665496  # [   44.786327] CPU: 0 PID: 1938 Comm: cat Tainted: G      D<4>[   57.056691]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6293 12:11:06.666202   W         5.10.201-cip41 #1

 6294 12:11:06.666780  # [   44.795269] Hardware name: Go<4>[   57.068824] RIP: 0033:0x7f99f138d473

 6295 12:11:06.667383  ogle Rammus/Rammus, BIOS  09/04/2020

 6296 12:11:06.667964  # [   44.802365] Call Trac<4>[   57.079286] 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

 6297 12:11:06.668522  e:

 6298 12:11:06.669026  # [   44.805385]  dump_stack+0x77/0x9b

 6299 12:11:06.669524  # [   44.809381]  __<4>[   57.106824] RSP: 002b:00007ffffa6dc728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6300 12:11:06.669903  _might_sleep.cold+0xa6/0xb6

 6301 12:11:06.670820  # [   44.814250]  exit_signals+0x1c<4>[   57.121807] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f99f138d473

 6302 12:11:06.671192  /0x300

 6303 12:11:06.674317  # [   44.818537]  do_exit+0xc2/0xab0

 6304 12:11:06.684354  # [   44.822334]  <4>[   57.136279] RDX: 0000000000000020 RSI: 00007f99f1281000 RDI: 0000000000000001

 6305 12:11:06.686258  ? ksys_write+0x68/0xf0

 6306 12:11:06.699022  # [   44.826519]  make_task_dead+0x2f/0x<4>[   57.150728] RBP: 00007f99f1281000 R08: 00007f99f1280010 R09: 0000000000000000

 6307 12:11:06.699515  30

 6308 12:11:06.704918  # [   44.830896]  rewind_stack_and_make_dead+0x17/0x20

 6309 12:11:06.713493  # [ <4>[   57.165208] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6310 12:11:06.718444    44.836439] RIP: 0033:0x7f837816d473

 6311 12:11:06.727367  # [   44.840720] Code: 8b<4>[   57.179703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6312 12:11:06.737371   15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f <4>[   57.194208] irq event stamp: 0

 6313 12:11:06.751728  00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48><4>[   57.204125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6314 12:11:06.758264   3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6315 12:11:06.766967  <4>[   57.217620] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6316 12:11:06.767666  

 6317 12:11:06.782341  # [   44.861988] RSP: 002b:00007ffd4f061968 EFLAGS: 00000246 OR<4>[   57.233296] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6318 12:11:06.784977  IG_RAX: 0000000000000001

 6319 12:11:06.795443  # [   44.870735] RAX: ffffffffffffffda<4>[   57.248973] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6320 12:11:06.800716   RBX: 0000000000000014 RCX: 00007f837816d473

 6321 12:11:06.807498  # [   44.878999] R<4>[   57.262462] ---[ end trace b27dfb9cdcf5d082 ]---

 6322 12:11:06.819996  DX: 0000000000000014 RSI: 00007f8378061000 RDI: 0000000000000001<6>[   57.274148] lkdtm: Saturation detected: still saturated

 6323 12:11:06.820118  

 6324 12:11:06.828473  # [   44.887259] RBP: 00007f8378061000 R08: 00007f8378060010 R09: 0000000000000000

 6325 12:11:06.836605  # [   44.895521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6326 12:11:06.843977  # [   44.903783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6327 12:11:06.848746  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 6328 12:11:06.853510  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6329 12:11:06.857744  # selftests: lkdtm: WRITE_KERN.sh

 6330 12:11:06.859513  # Killed

 6331 12:11:06.863770  # [   45.079242] lkdtm: Performing direct entry WRITE_KERN

 6332 12:11:06.871984  # [   45.085859] lkdtm: attempting bad 7219673 byte write at ffffffffa805e5b9

 6333 12:11:06.880103  # [   45.099843] BUG: unable to handle page fault for address: ffffffffa805e5b9

 6334 12:11:06.885442  # [   45.114021] #PF: supervisor write access in kernel mode

 6335 12:11:06.891547  # [   45.120147] #PF: error_code(0x0003) - permissions violation

 6336 12:11:06.898900  # [   45.126661] PGD 144429067 P4D 144429067 PUD 14442a063 PMD 1432000e1 

 6337 12:11:06.903405  # [   45.140270] Oops: 0003 [#16] SMP PTI

 6338 12:11:06.912124  # [   45.144553] CPU: 2 PID: 1974 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6339 12:11:06.919563  # [   45.153499] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6340 12:11:06.924353  # [   45.160600] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6341 12:11:06.945114  # [   45.166046] Code: 53 48 c7 c3 b9 e5 05 a8 49 89 dc 48 89 da 49 81 ec e0 bb 97 a7 4c 89 e6 e8 c5 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 e0 bb 97 a7 <f3> a4 48 c7 c7 00 32 f8 a8 e8 aa d9 fb ff 5b 41 5c e9 b7 fe ff ff

 6342 12:11:06.951374  # [   45.193531] RSP: 0018:ffffbf74427cfe50 EFLAGS: 00010246

 6343 12:11:06.959440  # [   45.199670] RAX: 000000000000003c RBX: ffffffffa805e5b9 RCX: 00000000006e29d9

 6344 12:11:06.968318  # [   45.207930] RDX: 0000000000000000 RSI: ffffffffa797bbe0 RDI: ffffffffa805e5b9

 6345 12:11:06.976393  # [   45.216189] RBP: ffffffffa8f8240a R08: 0000000000000000 R09: 0000000000000000

 6346 12:11:06.984729  # [   45.224450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e29d9

 6347 12:11:06.992434  # [   45.232723] R13: ffffbf74427cff10 R14: ffffbf74427cff10 R15: ffffa26a02c62000

 6348 12:11:07.002472  # [   45.240984] FS:  00007f1f8dfac580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 6349 12:11:07.014394  # [   45.250303] CS:  0010 DS: 0000 ES: 0000 CR0<6>[   57.469548] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6350 12:11:07.021932  <6>[   57.480971] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6351 12:11:07.027873  <4>[   57.488762] ------------[ cut here ]------------

 6352 12:11:07.033677  <4>[   57.494214] refcount_t: underflow; use-after-free.

 6353 12:11:07.044110  <4>[   57.499884] WARNING: CPU: 3 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6354 12:11:07.044746  : 0000000080050033

 6355 12:11:07.102762  # [   45.257010] CR2: ffffffffa805e5b9 CR3: <4>[   57.509610] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6356 12:11:07.112212  <4>[   57.568578] CPU: 3 PID: 2562 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6357 12:11:07.115313  000000010658c001 CR4: 00000000003706e0

 6358 12:11:07.124388  # [   45.265270] Call Tr<4>[   57.577528] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6359 12:11:07.130443  <4>[   57.590836] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6360 12:11:07.151805  <4>[   57.596964] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6361 12:11:07.157811  <4>[   57.618238] RSP: 0018:ffffbf744310fe40 EFLAGS: 00010286

 6362 12:11:07.166080  <4>[   57.624366] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6363 12:11:07.174803  <4>[   57.632630] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 6364 12:11:07.182986  <4>[   57.640893] RBP: ffffffffa8f82148 R08: 0000000000000000 R09: 0000000000000000

 6365 12:11:07.191164  <4>[   57.649155] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6366 12:11:07.200716  <4>[   57.657418] R13: ffffbf744310ff10 R14: ffffbf744310ff10 R15: ffffa26a032cf000

 6367 12:11:07.209165  <4>[   57.665682] FS:  00007f273fed8580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 6368 12:11:07.214998  <4>[   57.675013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6369 12:11:07.223913  <4>[   57.681727] CR2: 00007f273fce2000 CR3: 000000010406e002 CR4: 00000000003706e0

 6370 12:11:07.227155  <4>[   57.689988] Call Trace:

 6371 12:11:07.230567  <4>[   57.693011]  ? __warn+0x80/0x110

 6372 12:11:07.231050  ace:

 6373 12:11:07.236019  # [   45.268290]  ? __die_body.cold+0x1a/0x1f

 6374 12:11:07.242477  # [   45.27<4>[   57.696932]  ? refcount_warn_saturate+0xba/0x110

 6375 12:11:07.246646  <4>[   57.708586]  ? report_bug+0x9e/0xc0

 6376 12:11:07.250625  <4>[   57.712773]  ? handle_bug+0x41/0x90

 6377 12:11:07.256200  <4>[   57.716957]  ? exc_invalid_op+0x14/0x70

 6378 12:11:07.261184  <4>[   57.721530]  ? asm_exc_invalid_op+0x12/0x20

 6379 12:11:07.265604  <4>[   57.726495]  ? refcount_warn_saturate+0xba/0x110

 6380 12:11:07.272709  <4>[   57.731975]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6381 12:11:07.278504  <4>[   57.738394]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6382 12:11:07.284910  <4>[   57.745006]  direct_entry.cold+0x2c/0x38

 6383 12:11:07.286281  2961]  ? no_context+0x177/0x380

 6384 12:11:07.294239  # [   45.283548]  ? lkdtm_SLAB_<4>[   57.749680]  full_proxy_write+0x53/0x80

 6385 12:11:07.296454  FREE_CROSS.cold+0x32/0x32

 6386 12:11:07.305316  # [   45.289287]  ? exc_page_fault+0x<4>[   57.760473]  vfs_write+0xe7/0x3b0

 6387 12:11:07.305792  d7/0x170

 6388 12:11:07.311344  # [   45.293947]  ? asm_exc_page_fault+0x1e/0x30

 6389 12:11:07.314144  # [ <4>[   57.770675]  ksys_write+0x68/0xf0

 6390 12:11:07.319392  <4>[   57.780882]  do_syscall_64+0x30/0x40

 6391 12:11:07.325493  <4>[   57.785196]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6392 12:11:07.329501  <4>[   57.791128] RIP: 0033:0x7f273fdee473

 6393 12:11:07.350495  <4>[   57.795410] 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

 6394 12:11:07.359382  <4>[   57.816690] RSP: 002b:00007ffffca0d0a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6395 12:11:07.367571  <4>[   57.825449] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f273fdee473

 6396 12:11:07.375508  <4>[   57.833735] RDX: 0000000000000020 RSI: 00007f273fce2000 RDI: 0000000000000001

 6397 12:11:07.384225  <4>[   57.841998] RBP: 00007f273fce2000 R08: 00007f273fce1010 R09: 0000000000000000

 6398 12:11:07.392035  <4>[   57.850259] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6399 12:11:07.400921  <4>[   57.858520] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6400 12:11:07.404517  <4>[   57.866784] irq event stamp: 0

 6401 12:11:07.411416  <4>[   57.870507] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6402 12:11:07.420697  <4>[   57.877799] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6403 12:11:07.430145  <4>[   57.887226] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6404 12:11:07.437570  <4>[   57.896676] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6405 12:11:07.442920    45.298906]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6406 12:11:07.449533  # [   45.3<4>[   57.903968] ---[ end trace b27dfb9cdcf5d083 ]---

 6407 12:11:07.455041  <6>[   57.915623] lkdtm: Saturation detected: still saturated

 6408 12:11:07.459279  04643]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 6409 12:11:07.466369  # [   45.309819]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6410 12:11:07.469277  # [   45.321769]  ? lkdtm_WRITE_KERN+0x38/0x4e

 6411 12:11:07.475350  # [   45.326526]  direct_entry.cold+0x2c/0x38

 6412 12:11:07.478603  # [   45.331186]  full_proxy_write+0x53/0x80

 6413 12:11:07.482332  # [   45.335760]  vfs_write+0xe7/0x3b0

 6414 12:11:07.486813  # [   45.339750]  ksys_write+0x68/0xf0

 6415 12:11:07.490792  # [   45.343738]  do_syscall_64+0x30/0x40

 6416 12:11:07.496112  # [   45.348016]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6417 12:11:07.501324  # [   45.353946] RIP: 0033:0x7f1f8dec2473

 6418 12:11:07.522290  # [   45.358224] 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

 6419 12:11:07.531060  # [   45.379488] RSP: 002b:00007ffe72aa9938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6420 12:11:07.539085  # [   45.388234] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1f8dec2473

 6421 12:11:07.547070  # [   45.396494] RDX: 000000000000000b RSI: 00007f1f8ddb6000 RDI: 0000000000000001

 6422 12:11:07.554509  # [   45.404755] RBP: 00007f1f8ddb6000 R08: 00007f1f8ddb5010 R09: 0000000000000000

 6423 12:11:07.563540  # [   45.413015] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6424 12:11:07.571318  # [   45.421275] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6425 12:11:07.625973  # [   45.429539] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6426 12:11:07.629791  # [   45.488491] CR2: ffffffffa805e5b9

 6427 12:11:07.635216  # [   45.492472] ---[ end trace b27dfb9cdcf5d072 ]---

 6428 12:11:07.639890  # [   45.497916] RIP: 0010:lkdtm_BUG+0x5/0x10

 6429 12:11:07.661023  # [   45.502582] Code: 89 ff e8 6e d9 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 64 0b 03

 6430 12:11:07.667747  # [   45.523853] RSP: 0018:ffffbf74412dfe60 EFLAGS: 00010282

 6431 12:11:07.676270  # [   45.529975] RAX: ffffffffa797b810 RBX: 0000000000000001 RCX: 0000000000000000

 6432 12:11:07.684977  # [   45.538234] RDX: 0000000000000000 RSI: ffffa26a7ad9bf50 RDI: ffffffffa8af80b0

 6433 12:11:07.693994  # [   45.546493] RBP: ffffffffa8fe8528 R08: 0000000000000001 R09: 0000000000000001

 6434 12:11:07.701313  # [   45.554752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6435 12:11:07.710272  # [   45.563010] R13: ffffbf74412dff10 R14: ffffbf74412dff10 R15: ffffa26a033cc000

 6436 12:11:07.719838  # [   45.571271] FS:  00007f1f8dfac580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 6437 12:11:07.727204  # [   45.580590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6438 12:11:07.735357  # [   45.587295] CR2: ffffffffa805e5b9 CR3: 000000010658c001 CR4: 00000000003706e0

 6439 12:11:07.738300  # WRITE_KERN: saw 'call trace:': ok

 6440 12:11:07.742325  ok 41 selftests: lkdtm: WRITE_KERN.sh

 6441 12:11:07.747776  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6442 12:11:07.754501  # [   45.715854] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 6443 12:11:07.761457  # [   45.726873] lkdtm: attempting good refcount_inc() without overflow

 6444 12:11:07.768315  # [   45.734072] lkdtm: attempting bad refcount_inc() overflow

 6445 12:11:07.773659  # [   45.740395] ------------[ cut here ]------------

 6446 12:11:07.781729  # [   45.745843] refcount_t: saturated; leaking memory.

 6447 12:11:07.789338  # [   45.751513] WARNING: CPU: 3 PID: 2010 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6448 12:11:07.844327  # [   45.761242] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6449 12:11:07.852000  # [   45.820193] CPU: 3 PID: 2010 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6450 12:11:07.858192  # [   45.829161] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6451 12:11:07.865556  # [   45.836259] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6452 12:11:07.886741  # [   45.842387] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 6453 12:11:07.893117  # [   45.863675] RSP: 0018:ffffbf7442857e48 EFLAGS: 00010286

 6454 12:11:07.901539  # [   45.876025] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 6455 12:11:07.910804  # [   45.890507] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 6456 12:11:07.918216  # [   45.904988] RBP: ffffffffa8f82415 R08: 0000000000000000 R09: 0000000000000000

 6457 12:11:07.927042  # [   45.919468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6458 12:11:07.935856  # [   45.927732] R13: ffffbf7442857f10 R14: ffffbf7442857f10 R15: ffffa26a0593e000

 6459 12:11:07.945294  # [   45.935996] FS:  00007f295321e580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 6460 12:11:07.951549  # [   45.945327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6461 12:11:07.960169  # [   45.952037] CR2: 00007f2953028000 CR3: 0000000102678001 CR4: 00000000003706e0

 6462 12:11:07.963890  # [   45.960323] Call Trace:

 6463 12:11:07.968041  # [   45.963360]  ? __warn+0x80/0x110

 6464 12:11:07.972805  # [   45.973456]  ? refcount_warn_saturate+0x51/0x110

 6465 12:11:07.976929  # [   45.978930]  ? report_bug+0x9e/0xc0

 6466 12:11:07.981550  # [   45.983118]  ? handle_bug+0x41/0x90

 6467 12:11:07.986326  # [   45.987328]  ? exc_invalid_op+0x14/0x70

 6468 12:11:07.992447  # [   45.991903]  ? asm_exc_invalid_op+0x12/0x20

 6469 12:11:07.996723  # [   45.996870]  ? refcount_warn_saturate+0x51/0x110

 6470 12:11:08.002654  # [   46.002348]  ? refcount_warn_saturate+0x51/0x110

 6471 12:11:08.007738  # [   46.007795]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 6472 12:11:08.013106  # [   46.013439]  direct_entry.cold+0x2c/0x38

 6473 12:11:08.017343  # [   46.018112]  full_proxy_write+0x53/0x80

 6474 12:11:08.021723  # [   46.022728]  vfs_write+0xe7/0x3b0

 6475 12:11:08.025732  # [   46.026743]  ksys_write+0x68/0xf0

 6476 12:11:08.029604  # [   46.030736]  do_syscall_64+0x30/0x40

 6477 12:11:08.036340  # [   46.035042]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6478 12:11:08.040968  # [   46.040976] RIP: 0033:0x7f2953134473

 6479 12:11:08.063265  # [   46.045258] 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

 6480 12:11:08.071464  # [   46.066536] RSP: 002b:00007fffd912bca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6481 12:11:08.079023  # [   46.075286] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f2953134473

 6482 12:11:08.089998  # [   46.083550] RDX: 0000000000000016 RSI: 00007f2953028000 RDI: 0000000000000001

 6483 12:11:08.096804  # [   46.091815] RBP: 00007f2953028000 R08: 00007f2953027010 R09: 0000000000000000

 6484 12:11:08.104966  # [   46.100079] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6485 12:11:08.113571  # [   46.108343] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6486 12:11:08.117755  # [   46.116610] irq event stamp: 0

 6487 12:11:08.124991  # [   46.120339] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6488 12:11:08.135320  # [   46.127631] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6489 12:11:08.144333  # [   46.137061] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6490 12:11:08.151325  # [   46.146489] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6491 12:11:08.157440  # [   46.153782] ---[ end trace b27dfb9cdcf5d073 ]---

 6492 12:11:08.163095  # [   46.159228] lkdtm: Overflow detected: saturated

 6493 12:11:08.167830  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6494 12:11:08.173280  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6495 12:11:08.177261  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6496 12:11:08.184858  # [   46.304168] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 6497 12:11:08.192789  # [   46.314588] lkdtm: attempting good refcount_add() without overflow

 6498 12:11:08.199020  # [   46.328032] lkdtm: attempting bad refcount_add() overflow

 6499 12:11:08.203926  # [   46.340561] ------------[ cut here ]------------

 6500 12:11:08.209259  # [   46.352183] refcount_t: saturated; leaking memory.

 6501 12:11:08.218968  # [   46.364086] WARNING: CPU: 0 PID: 2043 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6502 12:11:08.273642  # [   46.380028] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6503 12:11:08.283096  # [   46.439003] CPU: 0 PID: 2043 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6504 12:11:08.291231  # [   46.454154] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6505 12:11:08.295881  # [   46.467467] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6506 12:11:08.318930  # [   46.479810] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 6507 12:11:08.325291  # [   46.507287] RSP: 0018:ffffbf74428afe48 EFLAGS: 00010286

 6508 12:11:08.333467  # [   46.519679] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 6509 12:11:08.341371  # [   46.534136] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 6510 12:11:08.350810  # [   46.548658] RBP: ffffffffa8f8242b R08: 0000000000000000 R09: 0000000000000000

 6511 12:11:08.358381  # [   46.563096] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6512 12:11:08.366794  # [   46.577593] R13: ffffbf74428aff10 R14: ffffbf74428aff10 R15: ffffa26a0581d000

 6513 12:11:08.376686  # [   46.592060] FS:  00007f109703f580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 6514 12:11:08.382667  # [   46.607671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6515 12:11:08.391583  # [   46.620670] CR2: 00007f1096e49000 CR3: 0000000105820003 CR4: 00000000003706f0

 6516 12:11:08.393724  # [   46.635088] Call Trace:

 6517 12:11:08.397790  # [   46.644357]  ? __warn+0x80/0x110

 6518 12:11:08.404143  # [   46.654453]  ? refcount_warn_saturate+0x51/0x110

 6519 12:11:08.406785  # [   46.666142]  ? report_bug+0x9e/0xc0

 6520 12:11:08.411031  # [   46.676522]  ? handle_bug+0x41/0x90

 6521 12:11:08.415716  # [   46.686946]  ? exc_invalid_op+0x14/0x70

 6522 12:11:08.420345  # [   46.697726]  ? asm_exc_invalid_op+0x12/0x20

 6523 12:11:08.425682  # [   46.708934]  ? refcount_warn_saturate+0x51/0x110

 6524 12:11:08.431417  # [   46.720580]  ? refcount_warn_saturate+0x51/0x110

 6525 12:11:08.436909  # [   46.732250]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6526 12:11:08.441208  # [   46.744105]  direct_entry.cold+0x2c/0x38

 6527 12:11:08.445154  # [   46.755011]  full_proxy_write+0x53/0x80

 6528 12:11:08.449951  # [   46.765790]  vfs_write+0xe7/0x3b0

 6529 12:11:08.452975  # [   46.776003]  ksys_write+0x68/0xf0

 6530 12:11:08.457326  # [   46.786207]  do_syscall_64+0x30/0x40

 6531 12:11:08.463310  # [   46.796713]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6532 12:11:08.467821  # [   46.808856] RIP: 0033:0x7f1096f55473

 6533 12:11:08.488377  # [   46.819379] 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

 6534 12:11:08.502645  # [   46.846862] RSP: 002b:00007ffc101506c8 EFLAGS: 00000246 ORI<6>[   58.960094] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6535 12:11:08.508705  <6>[   58.968166] lkdtm: attempting good copy_to_user of correct size

 6536 12:11:08.515617  <6>[   58.975103] lkdtm: attempting bad copy_to_user of too large size

 6537 12:11:08.518126  G_RAX: 0000000000000001

 6538 12:11:08.525819  # [   46.861855] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1096f55473

 6539 12:11:08.535309  # [   46.876317] RDX: 0000000000000016 RSI: 00007f1096e49000 RDI: 0000000000000001

 6540 12:11:08.542645  # [   46.890848] RBP: 00007f1096e49000 R08: 00007f1096e48010 R09: 0000000000000000

 6541 12:11:08.550889  # [   46.905297] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6542 12:11:08.559573  # [   46.919781] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6543 12:11:08.562119  # [   46.934259] irq event stamp: 0

 6544 12:11:08.569635  # [   46.944182] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6545 12:11:08.579084  # [   46.957679] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6546 12:11:08.588452  # [   46.973336] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6547 12:11:08.595477  # [   46.988966] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6548 12:11:08.600778  # [   47.002501] ---[ end trace b27dfb9cdcf5d074 ]---

 6549 12:11:08.607146  # [   47.014143] lkdtm: Overflow detected: saturated

 6550 12:11:08.610539  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6551 12:11:08.615461  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6552 12:11:08.620767  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6553 12:11:08.628828  # [   47.135713] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6554 12:11:08.635842  # [   47.145446] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6555 12:11:08.641049  # [   47.152662] ------------[ cut here ]------------

 6556 12:11:08.646408  # [   47.158121] refcount_t: saturated; leaking memory.

 6557 12:11:08.656261  # [   47.169982] WARNING: CPU: 3 PID: 2076 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6558 12:11:08.672296  # [   47.185909] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cro<6>[   59.130488] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6559 12:11:08.685262  s_ec_sensors_core industrialio_triggered_buffer kfifo_buf indust<6>[   59.138603] lkdtm: attempting good copy_from_user of correct size

 6560 12:11:08.699042  rialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightba<6>[   59.151902] lkdtm: attempting bad copy_from_user of too large size

 6561 12:11:08.731754  r cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6562 12:11:08.739776  # [   47.244900] CPU: 3 PID: 2076 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6563 12:11:08.746379  # [   47.253875] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6564 12:11:08.753148  # [   47.260974] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6565 12:11:08.773524  # [   47.267100] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 6566 12:11:08.779745  # [   47.288375] RSP: 0018:ffffbf744296fe38 EFLAGS: 00010282

 6567 12:11:08.788739  # [   47.294506] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6568 12:11:08.796629  # [   47.308986] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 6569 12:11:08.804636  # [   47.317250] RBP: ffffffffa8f82068 R08: 0000000000000000 R09: 0000000000000000

 6570 12:11:08.812615  # [   47.325511] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6571 12:11:08.820373  # [   47.333764] R13: ffffbf744296ff10 R14: ffffbf744296ff10 R15: ffffa26a0650f000

 6572 12:11:08.830029  # [   47.342026] FS:  00007f15a59ef580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 6573 12:11:08.836306  # [   47.351380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6574 12:11:08.845579  # [   47.358101] CR2: 00007f15a57f9000 CR3: 0000000104812001 CR4: 00000000003706e0

 6575 12:11:08.847652  # [   47.372570] Call Trace:

 6576 12:11:08.855697  # [   47<6>[   59.311166] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6577 12:11:08.859196  .375585]  ? __warn+0x80/0x110

 6578 12:11:08.869237  # [   47.379504]  ? refcount_warn<6>[   59.322257] lkdtm: attempting good copy_to_user inside whitelist

 6579 12:11:08.870667  _saturate+0x97/0x110

 6580 12:11:08.876005  # [   47.391159]  ? report_bug+0x9e/0xc0

 6581 12:11:08.882307  <6>[   59.335502] lkdtm: attempting bad copy_to_user outside whitelist

 6582 12:11:08.886509  # [   47.395346]  ? handle_bug+0x41/0x90

 6583 12:11:08.891079  # [   47.399554]  ? exc_invalid_op+0x14/0x70

 6584 12:11:08.895631  # [   47.404126]  ? asm_exc_invalid_op+0x12/0x20

 6585 12:11:08.902394  # [   47.409092]  ? refcount_warn_saturate+0x97/0x110

 6586 12:11:08.906509  # [   47.414538]  ? refcount_warn_saturate+0x97/0x110

 6587 12:11:08.913209  # [   47.419986]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6588 12:11:08.919687  # [   47.426404]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6589 12:11:08.923787  # [   47.432918]  direct_entry.cold+0x2c/0x38

 6590 12:11:08.927795  # [   47.437590]  full_proxy_write+0x53/0x80

 6591 12:11:08.932178  # [   47.442189]  vfs_write+0xe7/0x3b0

 6592 12:11:08.935765  # [   47.446181]  ksys_write+0x68/0xf0

 6593 12:11:08.939812  # [   47.450172]  do_syscall_64+0x30/0x40

 6594 12:11:08.945792  # [   47.454453]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6595 12:11:08.949803  # [   47.460386] RIP: 0033:0x7f15a5905473

 6596 12:11:08.970889  # [   47.464675] 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

 6597 12:11:08.980238  # [   47.492166] RSP: 002b:00007ffce784b8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6598 12:11:08.988435  # [   47.500915] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f15a5905473

 6599 12:11:08.996347  # [   47.509177] RDX: 000000000000001f RSI: 00007f15a57f9000 RDI: 0000000000000001

 6600 12:11:09.004920  # [   47.517439] RBP: 00007f15a57f9000 R08: 00007f15a57f8010 R09: 0000000000000000

 6601 12:11:09.012982  # [   47.525715] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6602 12:11:09.021134  # [<6>[   59.476540] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6603 12:11:09.027937  <6>[   59.487067] lkdtm: attempting good copy_from_user inside whitelist

 6604 12:11:09.040931     47.534009] R13: 0000000000000001 R14: 0000000000020000 R15: 0<6>[   59.494279] lkdtm: attempting bad copy_from_user outside whitelist

 6605 12:11:09.043048  000000000020000

 6606 12:11:09.047797  # [   47.542266] irq event stamp: 0

 6607 12:11:09.054611  # [   47.545987] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6608 12:11:09.063202  # [   47.553269] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6609 12:11:09.072881  # [   47.562698] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6610 12:11:09.079869  # [   47.572128] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6611 12:11:09.085356  # [   47.585635] ---[ end trace b27dfb9cdcf5d075 ]---

 6612 12:11:09.090249  # [   47.591087] lkdtm: Overflow detected: saturated

 6613 12:11:09.096302  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6614 12:11:09.101073  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6615 12:11:09.106561  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6616 12:11:09.114611  # [   47.713626] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6617 12:11:09.121921  # [   47.722428] lkdtm: attempting bad refcount_add_not_zero() overflow

 6618 12:11:09.127257  # [   47.729684] ------------[ cut here ]------------

 6619 12:11:09.132633  # [   47.741349] refcount_t: saturated; leaking memory.

 6620 12:11:09.142400  # [   47.747055] WARNING: CPU: 1 PID: 2109 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6621 12:11:09.197389  # [   47.756781] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_ta<6>[   59.650873] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6622 12:11:09.201955  ble cros_kbd_led_backlight chromeos_pstore

 6623 12:11:09.211788  # [   47.815730] CPU<6>[   59.664184] lkdtm: good_stack: ffffbf74434e7e20-ffffbf74434e7e40

 6624 12:11:09.223825  : 1 PID: 2109 Comm: cat Tainted: G      D W         5.10.201-cip<6>[   59.677406] lkdtm: bad_stack : ffffbf74434e7da8-ffffbf74434e7dc8

 6625 12:11:09.224926  41 #1

 6626 12:11:09.236710  # [   47.824708] Hardware name: Google Rammus/Rammus, BIO<6>[   59.690663] lkdtm: attempting good copy_to_user of local stack

 6627 12:11:09.238128  S  09/04/2020

 6628 12:11:09.249795  # [   47.831813] RIP: 0010:refcount_warn_saturate<6>[   59.703668] lkdtm: attempting bad copy_to_user of distant stack

 6629 12:11:09.251035  +0x97/0x110

 6630 12:11:09.272894  # [   47.837943] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 6631 12:11:09.278256  # [   47.859221] RSP: 0018:ffffbf74429ffe38 EFLAGS: 00010282

 6632 12:11:09.286903  # [   47.865352] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6633 12:11:09.294809  # [   47.879837] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 6634 12:11:09.303487  # [   47.888131] RBP: ffffffffa8f82088 R08: 0000000000000000 R09: 0000000000000000

 6635 12:11:09.312340  # [   47.896395] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6636 12:11:09.319487  # [   47.904676] R13: ffffbf74429fff10 R14: ffffbf74429fff10 R15: ffffa26a06427000

 6637 12:11:09.328543  # [   47.912942] FS:  00007fbda1d35580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 6638 12:11:09.335840  # [   47.922297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6639 12:11:09.344008  # [   47.929015] CR2: 00007fbda1b3f000 CR3: 000000010274c005 CR4: 00000000003706e0

 6640 12:11:09.346502  # [   47.943481] Call Trace:

 6641 12:11:09.349976  # [   47.946524]  ? __warn+0x80/0x110

 6642 12:11:09.355269  # [   47.950429]  ? refcount_warn_saturate+0x97/0x110

 6643 12:11:09.359096  # [   47.962087]  ? report_bug+0x9e/0xc0

 6644 12:11:09.363674  # [   47.966305]  ? handle_bug+0x41/0x90

 6645 12:11:09.367813  # [   47.970523]  ? exc_invalid_op+0x14/0x70

 6646 12:11:09.374012  # [   47.975128]  ? asm_exc_invalid_op+0x12/0x20

 6647 12:11:09.378202  # [   47.980096]  ? refcount_warn_saturate+0x97/0x110

 6648 12:11:09.384682  # [   47.985570]  ? refcount_warn_saturate+0x97/0x110

 6649 12:11:09.389511  # [   47.997225]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6650 12:11:09.396461  # [   48.003676]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6651 12:11:09.406727  # [   48.010202]  direct_entry.<6>[   59.859740] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6652 12:11:09.414385  <6>[   59.873323] lkdtm: good_stack: ffffbf744355fe20-ffffbf744355fe40

 6653 12:11:09.420780  <6>[   59.880330] lkdtm: bad_stack : ffffbf744355fda8-ffffbf744355fdc8

 6654 12:11:09.427747  <6>[   59.887385] lkdtm: attempting good copy_from_user of local stack

 6655 12:11:09.429141  cold+0x2c/0x38

 6656 12:11:09.434267  # [   48.021081]  full_proxy_write+0x53/0x80

 6657 12:11:09.440954  # <6>[   59.894405] lkdtm: attempting bad copy_from_user of distant stack

 6658 12:11:09.444868  [   48.025691]  vfs_write+0xe7/0x3b0

 6659 12:11:09.448845  # [   48.029730]  ksys_write+0x68/0xf0

 6660 12:11:09.453634  # [   48.033729]  do_syscall_64+0x30/0x40

 6661 12:11:09.458911  # [   48.038044]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6662 12:11:09.462321  # [   48.043980] RIP: 0033:0x7fbda1c4b473

 6663 12:11:09.484170  # [   48.048263] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6664 12:11:09.492349  # [   48.069540] RSP: 002b:00007ffd648b7918 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6665 12:11:09.500749  # [   48.078291] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fbda1c4b473

 6666 12:11:09.509039  # [   48.086554] RDX: 000000000000001f RSI: 00007fbda1b3f000 RDI: 0000000000000001

 6667 12:11:09.517058  # [   48.094818] RBP: 00007fbda1b3f000 R08: 00007fbda1b3e010 R09: 0000000000000000

 6668 12:11:09.525449  # [   48.103083] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6669 12:11:09.533450  # [   48.111347] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6670 12:11:09.536829  # [   48.119616] irq event stamp: 0

 6671 12:11:09.544204  # [   48.123345] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6672 12:11:09.554092  # [   48.130642] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6673 12:11:09.563266  # [   48.140104] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6674 12:11:09.570491  # [   48.155746] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6675 12:11:09.578645  # [   48.169257]<6>[   60.034473] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6676 12:11:09.585800  <6>[   60.045591] lkdtm: good_stack: ffffbf7443647e20-ffffbf7443647e40

 6677 12:11:09.594419  <6>[   60.052601] lkdtm: bad_stack : ffffbf7443647ff8-ffffbf7443648018

 6678 12:11:09.600213  <6>[   60.059613] lkdtm: attempting good copy_to_user of local stack

 6679 12:11:09.606627  <6>[   60.066432] lkdtm: attempting bad copy_to_user of distant stack

 6680 12:11:09.613685  <4>[   60.073367] lkdtm: copy_to_user failed, but lacked Oops

 6681 12:11:09.619310   ---[ end trace b27dfb9cdcf5d076 ]---

 6682 12:11:09.621970  # [   48.180918] lkdtm: Overflow detected: saturated

 6683 12:11:09.627376  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6684 12:11:09.633269  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6685 12:11:09.636997  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6686 12:11:09.644572  # [   48.305362] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6687 12:11:09.649085  # [   48.317201] lkdtm: attempting good refcount_dec()

 6688 12:11:09.657738  # [   48.328963] lkdtm: attempting bad refcount_dec() to zero

 6689 12:11:09.660419  # [   48.341400] ------------[ cut here ]------------

 6690 12:11:09.667692  # [   48.353062] refcount_t: decrement hit 0; leaking memory.

 6691 12:11:09.676442  # [   48.365531] WARNING: CPU: 2 PID: 2142 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6692 12:11:09.729004  # [   48.381435] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6693 12:11:09.738242  # [   48.440389] CPU: 2 PID: 2142 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6694 12:11:09.750685  # [   48.455551] Hardware name: Google Rammus/Rammus, BIO<6>[   60.209590] lkdtm: Performing direct entry USERCOPY_KERNEL

 6695 12:11:09.759713  <6>[   60.216477] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa8af8550

 6696 12:11:09.767199  <6>[   60.225433] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa70e2a80

 6697 12:11:09.773588  <3>[   60.234092] lkdtm: FAIL: survived bad copy_to_user()

 6698 12:11:09.775638  S  09/04/2020

 6699 12:11:09.781095  # [   48.468864] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6700 12:11:09.802132  # [   48.481206] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6701 12:11:09.808156  # [   48.502506] RSP: 0018:ffffbf7442a8fe48 EFLAGS: 00010286

 6702 12:11:09.816157  # [   48.514821] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6703 12:11:09.824275  # [   48.529297] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 6704 12:11:09.833011  # [   48.537562] RBP: ffffffffa8f82441 R08: 0000000000000000 R09: 0000000000000000

 6705 12:11:09.840236  # [   48.552033] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6706 12:11:09.848856  # [   48.560296] R13: ffffbf7442a8ff10 R14: ffffbf7442a8ff10 R15: ffffa26a03241000

 6707 12:11:09.857983  # [   48.568560] FS:  00007f54de1c9580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 6708 12:11:09.864398  # [   48.584101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6709 12:11:09.872937  # [   48.590812] CR2: 00007f54ddfd3000 CR3: 0000000102c4a002 CR4: 00000000003706e0

 6710 12:11:09.875571  # [   48.599076] Call Trace:

 6711 12:11:09.879570  # [   48.608309]  ? __warn+0x80/0x110

 6712 12:11:09.886022  # [   48.618416]  ? refcount_warn_saturate+0xfb/0x110

 6713 12:11:09.889391  # [   48.623866]  ? report_bug+0x9e/0xc0

 6714 12:11:09.893226  # [   48.634262]  ? handle_bug+0x41/0x90

 6715 12:11:09.897306  # [   48.644675]  ? exc_invalid_op+0x14/0x70

 6716 12:11:09.902168  # [   48.655456]  ? asm_exc_invalid_op+0x12/0x20

 6717 12:11:09.910540  # [   48.660447]<6>[   60.368202] lkdtm: Performing direct entry STACKLEAK_ERASING

 6718 12:11:09.918648  <6>[   60.377121] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6719 12:11:09.923309    ? refcount_warn_saturate+0xfb/0x110

 6720 12:11:09.933299  # [   48.672101]  ? refco<3>[   60.385305] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6721 12:11:09.935485  unt_warn_saturate+0xfb/0x110

 6722 12:11:09.946176  # [   48.677548]  lkdtm_REFCOUNT_D<3>[   60.399577] lkdtm: FAIL: the thread stack is NOT properly erased

 6723 12:11:09.954932  <4>[   60.412792] CPU: 1 PID: 2938 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6724 12:11:09.962315  <4>[   60.421732] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6725 12:11:09.965609  <4>[   60.428828] Call Trace:

 6726 12:11:09.968991  <4>[   60.431850]  dump_stack+0x77/0x9b

 6727 12:11:09.975578  <4>[   60.435870]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 6728 12:11:09.981834  <4>[   60.441314]  direct_entry.cold+0x2c/0x38

 6729 12:11:09.983468  <4>[   60.445984]  full_proxy_write+0x53/0x80

 6730 12:11:09.987439  <4>[   60.450557]  vfs_write+0xe7/0x3b0

 6731 12:11:09.992036  <4>[   60.454545]  ksys_write+0x68/0xf0

 6732 12:11:09.997191  <4>[   60.458535]  do_syscall_64+0x30/0x40

 6733 12:11:10.002127  <4>[   60.462816]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6734 12:11:10.006696  <4>[   60.468747] RIP: 0033:0x7f3ae0415473

 6735 12:11:10.027621  <4>[   60.473027] 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

 6736 12:11:10.037999  <4>[   60.494298] RSP: 002b:00007ffe4357c5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6737 12:11:10.044608  <4>[   60.503044] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3ae0415473

 6738 12:11:10.052729  <4>[   60.511305] RDX: 0000000000000012 RSI: 00007f3ae0309000 RDI: 0000000000000001

 6739 12:11:10.061424  <4>[   60.519565] RBP: 00007f3ae0309000 R08: 00007f3ae0308010 R09: 0000000000000000

 6740 12:11:10.070153  <4>[   60.527824] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6741 12:11:10.077369  <4>[   60.536083] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6742 12:11:10.079969  EC_ZERO+0x4d/0xbd

 6743 12:11:10.084671  # [   48.689011]  direct_entry.cold+0x2c/0x38

 6744 12:11:10.089324  # [   48.693685]  full_proxy_write+0x53/0x80

 6745 12:11:10.093351  # [   48.704465]  vfs_write+0xe7/0x3b0

 6746 12:11:10.096808  # [   48.714676]  ksys_write+0x68/0xf0

 6747 12:11:10.100720  # [   48.724887]  do_syscall_64+0x30/0x40

 6748 12:11:10.105918  # [   48.735384]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6749 12:11:10.110351  # [   48.747532] RIP: 0033:0x7f54de0df473

 6750 12:11:10.131658  # [   48.758029] 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

 6751 12:11:10.140647  # [   48.779306] RSP: 002b:00007fff41cf7948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6752 12:11:10.148760  # [   48.794267] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f54de0df473

 6753 12:11:10.156952  # [   48.802533] RDX: 0000000000000012 RSI: 00007f54ddfd3000 RDI: 0000000000000001

 6754 12:11:10.164896  # [   48.817007] RBP: 00007f54ddfd3000 R08: 00007f54ddfd2010 R09: 0000000000000000

 6755 12:11:10.173456  # [   48.825269] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6756 12:11:10.181802  # [   48.839742] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6757 12:11:10.184959  # [   48.848011] irq event stamp: 0

 6758 12:11:10.192272  # [   48.857917] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6759 12:11:10.201509  # [   48.865211] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6760 12:11:10.215874  # [   48.880849] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] cop<6>[   60.670816] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 6761 12:11:10.220540  <6>[   60.681581] lkdtm: Calling matched prototype ...

 6762 12:11:10.226009  <6>[   60.687064] lkdtm: Calling mismatched prototype ...

 6763 12:11:10.228748  y_process+0x65c/0x20e0

 6764 12:11:10.240143  # [   48.890279] softirqs last disabled <6>[   60.692841] lkdtm: Fail: survived mismatched prototype function call!

 6765 12:11:10.243510  at (0): [<0000000000000000>] 0x0

 6766 12:11:10.248711  # [   48.903780] ---[ end trace b27dfb9cdcf5d077 ]---

 6767 12:11:10.253807  # [   48.909227] lkdtm: Zero detected: saturated

 6768 12:11:10.257999  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6769 12:11:10.262210  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6770 12:11:10.266012  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6771 12:11:10.273211  # [   49.044456] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6772 12:11:10.279933  # [   49.051737] lkdtm: attempting bad refcount_dec() below zero

 6773 12:11:10.285257  # [   49.064498] ------------[ cut here ]------------

 6774 12:11:10.291464  # [   49.076166] refcount_t: decrement hit 0; leaking memory.

 6775 12:11:10.300924  # [   49.088655] WARNING: CPU: 0 PID: 2178 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6776 12:11:10.354947  # [   49.104543] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6777 12:11:10.364330  # [   49.163529] CPU: 0 PID: 2178 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6778 12:11:10.371858  # [   49.178690] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6779 12:11:10.377938  # [   49.192036] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6780 12:11:10.400226  # [   49.204372] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6781 12:11:10.406872  # [   49.231868] RSP: 0018:ffffbf7442b0fe48 EFLAGS: 00010286

 6782 12:11:10.414827  # [   49.244205] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6783 12:11:10.422747  # [   49.258668] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 6784 12:11:10.433209  # [   49.266980] RBP: ffffffffa8f82453 R08: 0000000000000000 R09: 0000000000000000

 6785 12:11:10.439919  # [   49.281443] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6786 12:11:10.448304  # [   49.295964] R13: ffffbf7442b0ff10 R14: ffffbf7442b0ff10 R15: ffffa26a02e96000

 6787 12:11:10.457614  # [   49.310434] FS:  00007fc535013580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 6788 12:11:10.464764  # [   49.325987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6789 12:11:10.474201  # [   49.338898] CR2: 00007fc534e1d000 CR3: 00000001060f0006 CR4: 00000000003706f0

 6790 12:11:10.475637  # [   49.353404] Call Trace:

 6791 12:11:10.480277  # [   49.362756]  ? __warn+0x80/0x110

 6792 12:11:10.486554  # [   49.372777]  ? refcount_warn_saturate+0xfb/0x110

 6793 12:11:10.490498  # [   49.384472]  ? report_bug+0x9e/0xc0

 6794 12:11:10.494368  # [   49.394854]  ? handle_bug+0x41/0x90

 6795 12:11:10.500027  # [   49.405271]  ? exc_invalid_op+0x14/0x70

 6796 12:11:10.503655  # [   49.416042]  ? asm_exc_invalid_op+0x12/0x20

 6797 12:11:10.509251  # [   49.427255]  ? refcount_warn_saturate+0xfb/0x110

 6798 12:11:10.515005  # [   49.438901]  ? refcount_warn_saturate+0xfb/0x110

 6799 12:11:10.520060  # [   49.450570]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6800 12:11:10.525100  # [   49.462420]  direct_entry.cold+0x2c/0x38

 6801 12:11:10.529642  # [   49.473333]  full_proxy_write+0x53/0x80

 6802 12:11:10.534019  # [   49.484097]  vfs_write+0xe7/0x3b0

 6803 12:11:10.537924  # [   49.494329]  ksys_write+0x68/0xf0

 6804 12:11:10.541947  # [   49.504513]  do_syscall_64+0x30/0x40

 6805 12:11:10.547189  # [   49.515035]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6806 12:11:10.551799  # [   49.527162] RIP: 0033:0x7fc534f29473

 6807 12:11:10.573287  # [   49.537695] 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

 6808 12:11:10.582447  # [   49.565160] RSP: 002b:00007fffe05deab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6809 12:11:10.590440  # [   49.580137] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc534f29473

 6810 12:11:10.599650  # [   49.594604] RDX: 0000000000000016 RSI: 00007fc534e1d000 RDI: 0000000000000001

 6811 12:11:10.608218  # [   49.609108] RBP: 00007fc534e1d000 R08: 00007fc534e1c010 R09: 0000000000000000

 6812 12:11:10.615875  # [   49.623575] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6813 12:11:10.624484  # [   49.638079] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6814 12:11:10.628653  # [   49.652551] irq event stamp: 0

 6815 12:11:10.635906  # [   49.662480] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6816 12:11:10.645666  # [   49.675985] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6817 12:11:10.655592  # [   49.691661] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6818 12:11:10.662969  # [   49.707292] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6819 12:11:10.668853  # [   49.720799] ---[ end trace b27dfb9cdcf5d078 ]---

 6820 12:11:10.673910  # [   49.732451] lkdtm: Negative detected: saturated

 6821 12:11:10.679993  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6822 12:11:10.685501  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6823 12:11:10.691987  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6824 12:11:10.698467  # [   49.882494] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6825 12:11:10.705906  # [   49.894845] lkdtm: attempting bad refcount_dec_and_test() below zero

 6826 12:11:10.712257  # [   49.908466] ------------[ cut here ]------------

 6827 12:11:10.717401  # [   49.920107] refcount_t: underflow; use-after-free.

 6828 12:11:10.727741  # [   49.925781] WARNING: CPU: 2 PID: 2214 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6829 12:11:10.781530  # [   49.941682] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6830 12:11:10.790493  # [   50.000656] CPU: 2 PID: 2214 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6831 12:11:10.798130  # [   50.015798] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6832 12:11:10.804812  # [   50.029112] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6833 12:11:10.826359  # [   50.041456] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6834 12:11:10.833164  # [   50.068946] RSP: 0018:ffffbf7442b97e40 EFLAGS: 00010286

 6835 12:11:10.840784  # [   50.081309] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6836 12:11:10.849255  # [   50.095769] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 6837 12:11:10.857736  # [   50.110243] RBP: ffffffffa8f820a8 R08: 0000000000000000 R09: 0000000000000000

 6838 12:11:10.866314  # [   50.124726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6839 12:11:10.874795  # [   50.139203] R13: ffffbf7442b97f10 R14: ffffbf7442b97f10 R15: ffffa26a02cff000

 6840 12:11:10.884503  # [   50.153683] FS:  00007f9b462a7580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 6841 12:11:10.891133  # [   50.169227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6842 12:11:10.899884  # [   50.182151] CR2: 00007f9b460b1000 CR3: 0000000102c38005 CR4: 00000000003706e0

 6843 12:11:10.902816  # [   50.196630] Call Trace:

 6844 12:11:10.907385  # [   50.205870]  ? __warn+0x80/0x110

 6845 12:11:10.912071  # [   50.215977]  ? refcount_warn_saturate+0xba/0x110

 6846 12:11:10.917535  # [   50.227643]  ? report_bug+0x9e/0xc0

 6847 12:11:10.921516  # [   50.238044]  ? handle_bug+0x41/0x90

 6848 12:11:10.925156  # [   50.248441]  ? exc_invalid_op+0x14/0x70

 6849 12:11:10.930365  # [   50.259230]  ? asm_exc_invalid_op+0x12/0x20

 6850 12:11:10.935638  # [   50.270409]  ? refcount_warn_saturate+0xba/0x110

 6851 12:11:10.942644  # [   50.282070]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6852 12:11:10.948836  # [   50.294745]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6853 12:11:10.953961  # [   50.307480]  direct_entry.cold+0x2c/0x38

 6854 12:11:10.957902  # [   50.318369]  full_proxy_write+0x53/0x80

 6855 12:11:10.962550  # [   50.329154]  vfs_write+0xe7/0x3b0

 6856 12:11:10.966690  # [   50.339360]  ksys_write+0x68/0xf0

 6857 12:11:10.970675  # [   50.349566]  do_syscall_64+0x30/0x40

 6858 12:11:10.976800  # [   50.360063]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6859 12:11:10.980740  # [   50.372209] RIP: 0033:0x7f9b461bd473

 6860 12:11:11.004233  # [   50.382722] 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

 6861 12:11:11.012895  # [   50.410217] RSP: 002b:00007ffe4b7d6e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6862 12:11:11.020229  # [   50.425180] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9b461bd473

 6863 12:11:11.029752  # [   50.439680] RDX: 000000000000001f RSI: 00007f9b460b1000 RDI: 0000000000000001

 6864 12:11:11.038522  # [   50.454159] RBP: 00007f9b460b1000 R08: 00007f9b460b0010 R09: 0000000000000000

 6865 12:11:11.045705  # [   50.468643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6866 12:11:11.055023  # [   50.483121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6867 12:11:11.059588  # [   50.497607] irq event stamp: 0

 6868 12:11:11.066099  # [   50.507517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6869 12:11:11.076344  # [   50.521024] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6870 12:11:11.084888  # [   50.536667] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6871 12:11:11.093104  # [   50.552312] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6872 12:11:11.098237  # [   50.565819] ---[ end trace b27dfb9cdcf5d079 ]---

 6873 12:11:11.103211  # [   50.577482] lkdtm: Negative detected: saturated

 6874 12:11:11.112135  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6875 12:11:11.118096  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6876 12:11:11.122307  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6877 12:11:11.131239  # [   50.724164] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6878 12:11:11.138082  # [   50.734015] lkdtm: attempting bad refcount_sub_and_test() below zero

 6879 12:11:11.144293  # [   50.741417] ------------[ cut here ]------------

 6880 12:11:11.149544  # [   50.753070] refcount_t: underflow; use-after-free.

 6881 12:11:11.159452  # [   50.758753] WARNING: CPU: 3 PID: 2250 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6882 12:11:11.214406  # [   50.768480] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6883 12:11:11.222984  # [   50.827430] CPU: 3 PID: 2250 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6884 12:11:11.229975  # [   50.836395] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6885 12:11:11.236711  # [   50.843492] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6886 12:11:11.258164  # [   50.849620] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 6887 12:11:11.264567  # [   50.870894] RSP: 0018:ffffbf7442c2fe40 EFLAGS: 00010286

 6888 12:11:11.272165  # [   50.877021] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6889 12:11:11.281392  # [   50.885274] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 6890 12:11:11.289791  # [   50.893537] RBP: ffffffffa8f820c8 R08: 0000000000000000 R09: 0000000000000000

 6891 12:11:11.298569  # [   50.901797] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6892 12:11:11.307232  # [   50.910058] R13: ffffbf7442c2ff10 R14: ffffbf7442c2ff10 R15: ffffa26a06556000

 6893 12:11:11.316606  # [   50.918319] FS:  00007f132624c580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 6894 12:11:11.323504  # [   50.927664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6895 12:11:11.332044  # [   50.934384] CR2: 00007f1326056000 CR3: 000000010274c005 CR4: 00000000003706e0

 6896 12:11:11.334564  # [   50.948854] Call Trace:

 6897 12:11:11.339369  # [   50.951866]  ? __warn+0x80/0x110

 6898 12:11:11.344353  # [   50.955782]  ? refcount_warn_saturate+0xba/0x110

 6899 12:11:11.348794  # [   50.961230]  ? report_bug+0x9e/0xc0

 6900 12:11:11.352747  # [   50.965416]  ? handle_bug+0x41/0x90

 6901 12:11:11.358101  # [   50.969601]  ? exc_invalid_op+0x14/0x70

 6902 12:11:11.361992  # [   50.974174]  ? asm_exc_invalid_op+0x12/0x20

 6903 12:11:11.367405  # [   50.979138]  ? refcount_warn_saturate+0xba/0x110

 6904 12:11:11.374853  # [   50.984616]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6905 12:11:11.381324  # [   50.991035]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6906 12:11:11.385987  # [   50.997551]  direct_entry.cold+0x2c/0x38

 6907 12:11:11.391174  # [   51.002225]  full_proxy_write+0x53/0x80

 6908 12:11:11.395266  # [   51.013014]  vfs_write+0xe7/0x3b0

 6909 12:11:11.399343  # [   51.023221]  ksys_write+0x68/0xf0

 6910 12:11:11.403279  # [   51.033431]  do_syscall_64+0x30/0x40

 6911 12:11:11.409389  # [   51.037745]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6912 12:11:11.413390  # [   51.043686] RIP: 0033:0x7f1326162473

 6913 12:11:11.435387  # [   51.047973] 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

 6914 12:11:11.444089  # [   51.069275] RSP: 002b:00007ffe60b61d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6915 12:11:11.452467  # [   51.078038] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1326162473

 6916 12:11:11.460572  # [   51.092506] RDX: 000000000000001f RSI: 00007f1326056000 RDI: 0000000000000001

 6917 12:11:11.470008  # [   51.100770] RBP: 00007f1326056000 R08: 00007f1326055010 R09: 0000000000000000

 6918 12:11:11.477667  # [   51.109033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6919 12:11:11.487191  # [   51.117297] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6920 12:11:11.490106  # [   51.125566] irq event stamp: 0

 6921 12:11:11.498045  # [   51.129297] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6922 12:11:11.507558  # [   51.136591] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6923 12:11:11.517405  # [   51.146021] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6924 12:11:11.524175  # [   51.155449] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6925 12:11:11.529908  # [   51.162743] ---[ end trace b27dfb9cdcf5d07a ]---

 6926 12:11:11.536024  # [   51.168191] lkdtm: Negative detected: saturated

 6927 12:11:11.543210  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6928 12:11:11.549288  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6929 12:11:11.553966  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6930 12:11:11.560045  # [   51.292569] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6931 12:11:11.567596  # [   51.304500] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6932 12:11:11.572143  # [   51.311902] lkdtm: Good: zero detected

 6933 12:11:11.577406  # [   51.316385] lkdtm: Correctly stayed at zero

 6934 12:11:11.583918  # [   51.327565] lkdtm: attempting bad refcount_inc() from zero

 6935 12:11:11.588900  # [   51.333984] ------------[ cut here ]------------

 6936 12:11:11.595288  # [   51.345662] refcount_t: addition on 0; use-after-free.

 6937 12:11:11.604478  # [   51.351715] WARNING: CPU: 3 PID: 2283 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6938 12:11:11.659634  # [   51.367629] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6939 12:11:11.668875  # [   51.426619] CPU: 3 PID: 2283 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6940 12:11:11.675807  # [   51.435563] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6941 12:11:11.683764  # [   51.442675] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6942 12:11:11.704268  # [   51.455017] Code: 02 01 e8 89 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed a8 c6 05 45 00 17 02 01 e8 66 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed

 6943 12:11:11.709628  # [   51.476292] RSP: 0018:ffffbf7442ca7e48 EFLAGS: 00010286

 6944 12:11:11.718324  # [   51.482418] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6945 12:11:11.727546  # [   51.490682] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 6946 12:11:11.734982  # [   51.498945] RBP: ffffffffa8f82469 R08: 0000000000000000 R09: 0000000000000000

 6947 12:11:11.745114  # [   51.507206] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6948 12:11:11.753236  # [   51.515458] R13: ffffbf7442ca7f10 R14: ffffbf7442ca7f10 R15: ffffa26a06320000

 6949 12:11:11.762610  # [   51.523725] FS:  00007f2b7f8a7580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 6950 12:11:11.769195  # [   51.533056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6951 12:11:11.777470  # [   51.539764] CR2: 00007f2b7f6b1000 CR3: 00000001032e0005 CR4: 00000000003706e0

 6952 12:11:11.780554  # [   51.548025] Call Trace:

 6953 12:11:11.784420  # [   51.551038]  ? __warn+0x80/0x110

 6954 12:11:11.790655  # [   51.554962]  ? refcount_warn_saturate+0x74/0x110

 6955 12:11:11.793867  # [   51.560410]  ? report_bug+0x9e/0xc0

 6956 12:11:11.799281  # [   51.564596]  ? handle_bug+0x41/0x90

 6957 12:11:11.803262  # [   51.568779]  ? exc_invalid_op+0x14/0x70

 6958 12:11:11.808700  # [   51.573352]  ? asm_exc_invalid_op+0x12/0x20

 6959 12:11:11.813907  # [   51.578318]  ? refcount_warn_saturate+0x74/0x110

 6960 12:11:11.819430  # [   51.583789]  ? refcount_warn_saturate+0x74/0x110

 6961 12:11:11.824768  # [   51.589234]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6962 12:11:11.830107  # [   51.594491]  direct_entry.cold+0x2c/0x38

 6963 12:11:11.834239  # [   51.605380]  full_proxy_write+0x53/0x80

 6964 12:11:11.837572  # [   51.616167]  vfs_write+0xe7/0x3b0

 6965 12:11:11.841371  # [   51.626373]  ksys_write+0x68/0xf0

 6966 12:11:11.845919  # [   51.630367]  do_syscall_64+0x30/0x40

 6967 12:11:11.852193  # [   51.634668]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6968 12:11:11.856571  # [   51.640601] RIP: 0033:0x7f2b7f7bd473

 6969 12:11:11.878268  # [   51.644883] 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

 6970 12:11:11.887452  # [   51.666161] RSP: 002b:00007ffdeac3f048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6971 12:11:11.896777  # [   51.674941] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b7f7bd473

 6972 12:11:11.903991  # [   51.689409] RDX: 0000000000000012 RSI: 00007f2b7f6b1000 RDI: 0000000000000001

 6973 12:11:11.912605  # [   51.697676] RBP: 00007f2b7f6b1000 R08: 00007f2b7f6b0010 R09: 0000000000000000

 6974 12:11:11.920835  # [   51.705939] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6975 12:11:11.929515  # [   51.714203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6976 12:11:11.933439  # [   51.722468] irq event stamp: 0

 6977 12:11:11.940789  # [   51.726190] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6978 12:11:11.950748  # [   51.733483] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6979 12:11:11.961105  # [   51.742912] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 6980 12:11:11.967241  # [   51.752338] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6981 12:11:11.974315  # [   51.759629] ---[ end trace b27dfb9cdcf5d07b ]---

 6982 12:11:11.978511  # [   51.765074] lkdtm: Zero detected: saturated

 6983 12:11:11.983176  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6984 12:11:11.987042  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6985 12:11:11.991520  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6986 12:11:11.998657  # [   51.905410] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6987 12:11:12.005852  # [   51.913423] lkdtm: attempting safe refcount_add_not_zero() from zero

 6988 12:11:12.011341  # [   51.920833] lkdtm: Good: zero detected

 6989 12:11:12.015455  # [   51.925325] lkdtm: Correctly stayed at zero

 6990 12:11:12.023543  # [   51.936502] lkdtm: attempting bad refcount_add() from zero

 6991 12:11:12.027976  # [   51.942920] ------------[ cut here ]------------

 6992 12:11:12.034640  # [   51.954583] refcount_t: addition on 0; use-after-free.

 6993 12:11:12.043575  # [   51.960652] WARNING: CPU: 1 PID: 2316 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6994 12:11:12.098326  # [   51.970376] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 6995 12:11:12.107752  # [   52.029351] CPU: 1 PID: 2316 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 6996 12:11:12.114611  # [   52.038307] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6997 12:11:12.121000  # [   52.051610] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6998 12:11:12.142570  # [   52.057740] Code: 02 01 e8 89 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed a8 c6 05 45 00 17 02 01 e8 66 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed

 6999 12:11:12.149032  # [   52.079017] RSP: 0018:ffffbf7442d37e48 EFLAGS: 00010286

 7000 12:11:12.158375  # [   52.085146] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 7001 12:11:12.166396  # [   52.093412] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 7002 12:11:12.174701  # [   52.101676] RBP: ffffffffa8f8247b R08: 0000000000000000 R09: 0000000000000000

 7003 12:11:12.182732  # [   52.109943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7004 12:11:12.193099  # [   52.124416] R13: ffffbf7442d37f10 R14: ffffbf7442d37f10 R15: ffffa26a0596b000

 7005 12:11:12.201015  # [   52.132682] FS:  00007f2da8050580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 7006 12:11:12.208250  # [   52.142018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7007 12:11:12.216629  # [   52.148732] CR2: 00007f2da7e5a000 CR3: 0000000105992006 CR4: 00000000003706e0

 7008 12:11:12.219963  # [   52.156996] Call Trace:

 7009 12:11:12.224251  # [   52.160019]  ? __warn+0x80/0x110

 7010 12:11:12.229185  # [   52.163946]  ? refcount_warn_saturate+0x74/0x110

 7011 12:11:12.233051  # [   52.169426]  ? report_bug+0x9e/0xc0

 7012 12:11:12.236989  # [   52.173615]  ? handle_bug+0x41/0x90

 7013 12:11:12.242001  # [   52.177828]  ? exc_invalid_op+0x14/0x70

 7014 12:11:12.247246  # [   52.182405]  ? asm_exc_invalid_op+0x12/0x20

 7015 12:11:12.252667  # [   52.187372]  ? refcount_warn_saturate+0x74/0x110

 7016 12:11:12.257523  # [   52.192853]  ? refcount_warn_saturate+0x74/0x110

 7017 12:11:12.263661  # [   52.204515]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 7018 12:11:12.268389  # [   52.215986]  direct_entry.cold+0x2c/0x38

 7019 12:11:12.274064  # [   52.226875]  full_proxy_write+0x53/0x80

 7020 12:11:12.277085  # [   52.231480]  vfs_write+0xe7/0x3b0

 7021 12:11:12.281039  # [   52.235473]  ksys_write+0x68/0xf0

 7022 12:11:12.285747  # [   52.239497]  do_syscall_64+0x30/0x40

 7023 12:11:12.291112  # [   52.243780]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7024 12:11:12.297053  # [   52.249714] RIP: 0033:0x7f2da7f66473

 7025 12:11:12.317615  # [   52.254042] 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

 7026 12:11:12.327082  # [   52.275315] RSP: 002b:00007fffae40ef48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7027 12:11:12.336787  # [   52.284065] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2da7f66473

 7028 12:11:12.344121  # [   52.292329] RDX: 0000000000000012 RSI: 00007f2da7e5a000 RDI: 0000000000000001

 7029 12:11:12.352507  # [   52.300591] RBP: 00007f2da7e5a000 R08: 00007f2da7e59010 R09: 0000000000000000

 7030 12:11:12.361086  # [   52.308855] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7031 12:11:12.369223  # [   52.317121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7032 12:11:12.373153  # [   52.325389] irq event stamp: 0

 7033 12:11:12.380432  # [   52.329119] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7034 12:11:12.390033  # [   52.336413] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7035 12:11:12.399445  # [   52.345844] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7036 12:11:12.406731  # [   52.355273] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7037 12:11:12.412213  # [   52.362564] ---[ end trace b27dfb9cdcf5d07c ]---

 7038 12:11:12.417699  # [   52.368013] lkdtm: Zero detected: saturated

 7039 12:11:12.423069  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 7040 12:11:12.426309  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7041 12:11:12.431883  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7042 12:11:12.439125  # [   52.694455] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 7043 12:11:12.445662  # [   52.707623] lkdtm: attempting bad refcount_inc() from saturated

 7044 12:11:12.451594  # [   52.720749] ------------[ cut here ]------------

 7045 12:11:12.456879  # [   52.732408] refcount_t: saturated; leaking memory.

 7046 12:11:12.466975  # [   52.744301] WARNING: CPU: 2 PID: 2352 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7047 12:11:12.521655  # [   52.760204] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7048 12:11:12.530982  # [   52.819157] CPU: 2 PID: 2352 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7049 12:11:12.537440  # [   52.834318] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7050 12:11:12.545172  # [   52.847630] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7051 12:11:12.565273  # [   52.859971] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 7052 12:11:12.571874  # [   52.887462] RSP: 0018:ffffbf7442dd7e48 EFLAGS: 00010286

 7053 12:11:12.579893  # [   52.899803] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 7054 12:11:12.589084  # [   52.914281] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 7055 12:11:12.597662  # [   52.928757] RBP: ffffffffa8f8248d R08: 0000000000000000 R09: 0000000000000000

 7056 12:11:12.605357  # [   52.943235] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7057 12:11:12.613919  # [   52.957725] R13: ffffbf7442dd7f10 R14: ffffbf7442dd7f10 R15: ffffa26a02bb6000

 7058 12:11:12.624281  # [   52.972205] FS:  00007f0502f71580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 7059 12:11:12.630616  # [   52.987750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7060 12:11:12.638910  # [   53.000675] CR2: 00007f0502d7b000 CR3: 0000000102c4e004 CR4: 00000000003706e0

 7061 12:11:12.641496  # [   53.015153] Call Trace:

 7062 12:11:12.646274  # [   53.018195]  ? __warn+0x80/0x110

 7063 12:11:12.651273  # [   53.028275]  ? refcount_warn_saturate+0x51/0x110

 7064 12:11:12.655330  # [   53.033763]  ? report_bug+0x9e/0xc0

 7065 12:11:12.660146  # [   53.044158]  ? handle_bug+0x41/0x90

 7066 12:11:12.664592  # [   53.054533]  ? exc_invalid_op+0x14/0x70

 7067 12:11:12.669241  # [   53.059108]  ? asm_exc_invalid_op+0x12/0x20

 7068 12:11:12.674698  # [   53.070281]  ? refcount_warn_saturate+0x51/0x110

 7069 12:11:12.680690  # [   53.081943]  ? refcount_warn_saturate+0x51/0x110

 7070 12:11:12.686623  # [   53.087391]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 7071 12:11:12.691303  # [   53.099339]  direct_entry.cold+0x2c/0x38

 7072 12:11:12.695690  # [   53.104014]  full_proxy_write+0x53/0x80

 7073 12:11:12.699783  # [   53.114796]  vfs_write+0xe7/0x3b0

 7074 12:11:12.704409  # [   53.125003]  ksys_write+0x68/0xf0

 7075 12:11:12.708479  # [   53.128996]  do_syscall_64+0x30/0x40

 7076 12:11:12.715041  # [   53.139487]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7077 12:11:12.718595  # [   53.145422] RIP: 0033:0x7f0502e87473

 7078 12:11:12.740635  # [   53.155914] 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

 7079 12:11:12.750220  # [   53.177189] RSP: 002b:00007ffdd4ddb558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7080 12:11:12.758228  # [   53.192148] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0502e87473

 7081 12:11:12.766532  # [   53.200412] RDX: 0000000000000017 RSI: 00007f0502d7b000 RDI: 0000000000000001

 7082 12:11:12.776031  # [   53.208677] RBP: 00007f0502d7b000 R08: 00007f0502d7a010 R09: 0000000000000000

 7083 12:11:12.784509  # [   53.216941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7084 12:11:12.792626  # [   53.231414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7085 12:11:12.795853  # [   53.239682] irq event stamp: 0

 7086 12:11:12.803518  # [   53.249592] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7087 12:11:12.813497  # [   53.256889] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7088 12:11:12.822713  # [   53.272527] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7089 12:11:12.830351  # [   53.288171] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7090 12:11:12.835729  # [   53.301680] ---[ end trace b27dfb9cdcf5d07d ]---

 7091 12:11:12.842161  # [   53.307128] lkdtm: Saturation detected: still saturated

 7092 12:11:12.849939  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 7093 12:11:12.855266  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7094 12:11:12.859796  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7095 12:11:12.866932  # [   53.445013] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 7096 12:11:12.874006  # [   53.457109] lkdtm: attempting bad refcount_dec() from saturated

 7097 12:11:12.880015  # [   53.470241] ------------[ cut here ]------------

 7098 12:11:12.885495  # [   53.481900] refcount_t: decrement hit 0; leaking memory.

 7099 12:11:12.895899  # [   53.494365] WARNING: CPU: 0 PID: 2388 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 7100 12:11:12.950849  # [   53.510285] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7101 12:11:12.960246  # [   53.569236] CPU: 0 PID: 2388 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7102 12:11:12.966532  # [   53.584390] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7103 12:11:12.972926  # [   53.597744] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7104 12:11:12.994820  # [   53.610054] Code: b8 d0 ed a8 c6 05 d5 ff 16 02 01 e8 f9 e5 c5 00 0f 0b c3 cc cc cc cc 48 c7 c7 88 d0 ed a8 c6 05 bc ff 16 02 01 e8 df e5 c5 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7105 12:11:13.001225  # [   53.637565] RSP: 0018:ffffbf7442e4fe48 EFLAGS: 00010286

 7106 12:11:13.009766  # [   53.649887] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7107 12:11:13.017872  # [   53.664399] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 7108 12:11:13.026416  # [   53.678845] RBP: ffffffffa8f824a4 R08: 0000000000000000 R09: 0000000000000000

 7109 12:11:13.035185  # [   53.693332] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7110 12:11:13.043973  # [   53.707823] R13: ffffbf7442e4ff10 R14: ffffbf7442e4ff10 R15: ffffa26a0484c000

 7111 12:11:13.053273  # [   53.722343] FS:  00007f0597bed580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 7112 12:11:13.059588  # [   53.737876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7113 12:11:13.068213  # [   53.750811] CR2: 00007f05979f7000 CR3: 0000000105bae001 CR4: 00000000003706f0

 7114 12:11:13.071310  # [   53.765282] Call Trace:

 7115 12:11:13.075216  # [   53.774556]  ? __warn+0x80/0x110

 7116 12:11:13.080425  # [   53.784655]  ? refcount_warn_saturate+0xfb/0x110

 7117 12:11:13.084937  # [   53.796353]  ? report_bug+0x9e/0xc0

 7118 12:11:13.089029  # [   53.806761]  ? handle_bug+0x41/0x90

 7119 12:11:13.094017  # [   53.817149]  ? exc_invalid_op+0x14/0x70

 7120 12:11:13.098324  # [   53.827935]  ? asm_exc_invalid_op+0x12/0x20

 7121 12:11:13.104516  # [   53.839170]  ? refcount_warn_saturate+0xfb/0x110

 7122 12:11:13.109408  # [   53.850828]  ? refcount_warn_saturate+0xfb/0x110

 7123 12:11:13.115927  # [   53.862517]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7124 12:11:13.120360  # [   53.874468]  direct_entry.cold+0x2c/0x38

 7125 12:11:13.125077  # [   53.885392]  full_proxy_write+0x53/0x80

 7126 12:11:13.129020  # [   53.896175]  vfs_write+0xe7/0x3b0

 7127 12:11:13.134113  # [   53.906428]  ksys_write+0x68/0xf0

 7128 12:11:13.137273  # [   53.916615]  do_syscall_64+0x30/0x40

 7129 12:11:13.143337  # [   53.927163]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7130 12:11:13.147500  # [   53.939283] RIP: 0033:0x7f0597b03473

 7131 12:11:13.170086  # [   53.949875] 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

 7132 12:11:13.178382  # [   53.977315] RSP: 002b:00007fff4b5def78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7133 12:11:13.186936  # [   53.992263] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0597b03473

 7134 12:11:13.195706  # [   54.006773] RDX: 0000000000000017 RSI: 00007f05979f7000 RDI: 0000000000000001

 7135 12:11:13.204128  # [   54.021250] RBP: 00007f05979f7000 R08: 00007f05979f6010 R09: 0000000000000000

 7136 12:11:13.212273  # [   54.035733] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7137 12:11:13.222460  # [   54.044029] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7138 12:11:13.225707  # [   54.058527] irq event stamp: 0

 7139 12:11:13.231608  # [   54.068424] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7140 12:11:13.241849  # [   54.081938] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7141 12:11:13.251282  # [   54.097570] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7142 12:11:13.259014  # [   54.113265] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7143 12:11:13.264388  # [   54.126762] ---[ end trace b27dfb9cdcf5d07e ]---

 7144 12:11:13.270321  # [   54.138426] lkdtm: Saturation detected: still saturated

 7145 12:11:13.277856  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7146 12:11:13.283802  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7147 12:11:13.287593  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7148 12:11:13.295296  # [   54.273388] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7149 12:11:13.302124  # [   54.282205] lkdtm: attempting bad refcount_dec() from saturated

 7150 12:11:13.308242  # [   54.295340] ------------[ cut here ]------------

 7151 12:11:13.313643  # [   54.307024] refcount_t: saturated; leaking memory.

 7152 12:11:13.324022  # [   54.318899] WARNING: CPU: 0 PID: 2424 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7153 12:11:13.378543  # [   54.334796] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7154 12:11:13.388052  # [   54.393765] CPU: 0 PID: 2424 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7155 12:11:13.395936  # [   54.408988] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7156 12:11:13.401977  # [   54.422301] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7157 12:11:13.423416  # [   54.434643] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 79 00 17 02 00 75 ee 48 c7 c7 08 d0 ed a8 c6 05 69 00 17 02 01 e8 89 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 55 00 17 02 00 75 cb 48 c7 c7 30 d0 ed

 7158 12:11:13.429927  # [   54.462090] RSP: 0018:ffffbf7442ee7e48 EFLAGS: 00010286

 7159 12:11:13.438275  # [   54.474461] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7160 12:11:13.446436  # [   54.488930] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 7161 12:11:13.454479  # [   54.503391] RBP: ffffffffa8f824bb R08: 0000000000000000 R09: 0000000000000000

 7162 12:11:13.463286  # [   54.517899] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7163 12:11:13.471975  # [   54.532344] R13: ffffbf7442ee7f10 R14: ffffbf7442ee7f10 R15: ffffa26a02662000

 7164 12:11:13.481123  # [   54.546841] FS:  00007fc32049a580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 7165 12:11:13.488212  # [   54.562367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7166 12:11:13.496105  # [   54.575335] CR2: 00007fc3202a4000 CR3: 00000001064ae004 CR4: 00000000003706f0

 7167 12:11:13.498950  # [   54.589777] Call Trace:

 7168 12:11:13.502963  # [   54.599049]  ? __warn+0x80/0x110

 7169 12:11:13.508389  # [   54.609130]  ? refcount_warn_saturate+0x51/0x110

 7170 12:11:13.512762  # [   54.620807]  ? report_bug+0x9e/0xc0

 7171 12:11:13.516846  # [   54.631193]  ? handle_bug+0x41/0x90

 7172 12:11:13.522151  # [   54.641644]  ? exc_invalid_op+0x14/0x70

 7173 12:11:13.526770  # [   54.652387]  ? asm_exc_invalid_op+0x12/0x20

 7174 12:11:13.531987  # [   54.663672]  ? refcount_warn_saturate+0x51/0x110

 7175 12:11:13.537215  # [   54.675239]  ? refcount_warn_saturate+0x51/0x110

 7176 12:11:13.543456  # [   54.686968]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7177 12:11:13.548069  # [   54.698879]  direct_entry.cold+0x2c/0x38

 7178 12:11:13.552446  # [   54.709786]  full_proxy_write+0x53/0x80

 7179 12:11:13.556677  # [   54.720559]  vfs_write+0xe7/0x3b0

 7180 12:11:13.560428  # [   54.730801]  ksys_write+0x68/0xf0

 7181 12:11:13.565162  # [   54.740957]  do_syscall_64+0x30/0x40

 7182 12:11:13.571707  # [   54.751514]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7183 12:11:13.575716  # [   54.763612] RIP: 0033:0x7fc3203b0473

 7184 12:11:13.597285  # [   54.774124] 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

 7185 12:11:13.606533  # [   54.801597] RSP: 002b:00007ffeba119c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7186 12:11:13.615102  # [   54.816617] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc3203b0473

 7187 12:11:13.624083  # [   54.831059] RDX: 0000000000000017 RSI: 00007fc3202a4000 RDI: 0000000000000001

 7188 12:11:13.632610  # [   54.845550] RBP: 00007fc3202a4000 R08: 00007fc3202a3010 R09: 0000000000000000

 7189 12:11:13.640616  # [   54.860051] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7190 12:11:13.648646  # [   54.874516] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7191 12:11:13.652065  # [   54.889009] irq event stamp: 0

 7192 12:11:13.659796  # [   54.898921] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7193 12:11:13.670035  # [   54.912441] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7194 12:11:13.679138  # [   54.928086] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7195 12:11:13.686634  # [   54.943728] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7196 12:11:13.692657  # [   54.957223] ---[ end trace b27dfb9cdcf5d07f ]---

 7197 12:11:13.699327  # [   54.968869] lkdtm: Saturation detected: still saturated

 7198 12:11:13.706718  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 7199 12:11:13.711290  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7200 12:11:13.716916  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7201 12:11:13.725024  # [   55.102917] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7202 12:11:13.733530  # [   55.113673] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7203 12:11:13.738820  # [   55.121477] ------------[ cut here ]------------

 7204 12:11:13.744660  # [   55.133127] refcount_t: saturated; leaking memory.

 7205 12:11:13.754186  # [   55.138792] WARNING: CPU: 1 PID: 2457 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7206 12:11:13.809513  # [   55.148520] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7207 12:11:13.818180  # [   55.207522] CPU: 1 PID: 2457 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7208 12:11:13.824889  # [   55.216465] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7209 12:11:13.831501  # [   55.223564] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7210 12:11:13.853251  # [   55.229692] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 7211 12:11:13.859937  # [   55.250968] RSP: 0018:ffffbf7442f5fe38 EFLAGS: 00010282

 7212 12:11:13.868177  # [   55.257099] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7213 12:11:13.876601  # [   55.271579] RDX: ffffa26a7acac620 RSI: ffffa26a7ac9bf50 RDI: ffffa26a7ac9bf50

 7214 12:11:13.885200  # [   55.286057] RBP: ffffffffa8f820e8 R08: 0000000000000000 R09: 0000000000000000

 7215 12:11:13.893710  # [   55.300537] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7216 12:11:13.901523  # [   55.308825] R13: ffffbf7442f5ff10 R14: ffffbf7442f5ff10 R15: ffffa26a032eb000

 7217 12:11:13.911622  # [   55.317090] FS:  00007f37c07dc580(0000) GS:ffffa26a7ac80000(0000) knlGS:0000000000000000

 7218 12:11:13.918732  # [   55.326421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7219 12:11:13.926912  # [   55.333130] CR2: 00007f37c05e6000 CR3: 00000001058e8002 CR4: 00000000003706e0

 7220 12:11:13.930552  # [   55.341418] Call Trace:

 7221 12:11:13.933737  # [   55.344455]  ? __warn+0x80/0x110

 7222 12:11:13.939253  # [   55.354551]  ? refcount_warn_saturate+0x97/0x110

 7223 12:11:13.943407  # [   55.360000]  ? report_bug+0x9e/0xc0

 7224 12:11:13.948724  # [   55.364187]  ? handle_bug+0x41/0x90

 7225 12:11:13.952510  # [   55.368371]  ? exc_invalid_op+0x14/0x70

 7226 12:11:13.957320  # [   55.372945]  ? asm_exc_invalid_op+0x12/0x20

 7227 12:11:13.963834  # [   55.377910]  ? refcount_warn_saturate+0x97/0x110

 7228 12:11:13.969146  # [   55.383382]  ? refcount_warn_saturate+0x97/0x110

 7229 12:11:13.974928  # [   55.395038]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7230 12:11:13.981540  # [   55.401459]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7231 12:11:13.986208  # [   55.408073]  direct_entry.cold+0x2c/0x38

 7232 12:11:13.991107  # [   55.412745]  full_proxy_write+0x53/0x80

 7233 12:11:13.996227  # [   55.417352]  vfs_write+0xe7/0x3b0

 7234 12:11:13.998967  # [   55.421368]  ksys_write+0x68/0xf0

 7235 12:11:14.003503  # [   55.425360]  do_syscall_64+0x30/0x40

 7236 12:11:14.009478  # [   55.429642]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7237 12:11:14.015271  # [   55.435599] RIP: 0033:0x7f37c06f2473

 7238 12:11:14.036898  # [   55.439881] 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

 7239 12:11:14.045270  # [   55.461156] RSP: 002b:00007ffcabaa8058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7240 12:11:14.054190  # [   55.469907] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f37c06f2473

 7241 12:11:14.061359  # [   55.478170] RDX: 0000000000000020 RSI: 00007f37c05e6000 RDI: 0000000000000001

 7242 12:11:14.072036  # [   55.486432] RBP: 00007f37c05e6000 R08: 00007f37c05e5010 R09: 0000000000000000

 7243 12:11:14.079326  # [   55.494696] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7244 12:11:14.087759  # [   55.502959] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7245 12:11:14.090913  # [   55.511226] irq event stamp: 0

 7246 12:11:14.098944  # [   55.514951] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7247 12:11:14.108273  # [   55.528453] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7248 12:11:14.117594  # [   55.537881] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7249 12:11:14.125619  # [   55.547309] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7250 12:11:14.130564  # [   55.554602] ---[ end trace b27dfb9cdcf5d080 ]---

 7251 12:11:14.136956  # [   55.566264] lkdtm: Saturation detected: still saturated

 7252 12:11:14.142880  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7253 12:11:14.149247  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7254 12:11:14.156090  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7255 12:11:14.163250  # [   55.814126] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7256 12:11:14.171853  # [   55.825809] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7257 12:11:14.175838  # [   55.839802] ------------[ cut here ]------------

 7258 12:11:14.182584  # [   55.851466] refcount_t: saturated; leaking memory.

 7259 12:11:14.191977  # [   55.863356] WARNING: CPU: 2 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7260 12:11:14.247138  # [   55.879257] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7261 12:11:14.256015  # [   55.938240] CPU: 2 PID: 2490 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7262 12:11:14.263139  # [   55.953372] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7263 12:11:14.269421  # [   55.966686] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7264 12:11:14.291791  # [   55.979026] Code: 02 01 e8 66 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 34 00 17 02 00 75 a8 48 c7 c7 08 d0 ed a8 c6 05 24 00 17 02 01 e8 43 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed

 7265 12:11:14.298129  # [   56.000302] RSP: 0018:ffffbf7442fb7e38 EFLAGS: 00010282

 7266 12:11:14.306391  # [   56.012641] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7267 12:11:14.314629  # [   56.020905] RDX: ffffa26a7ad2c620 RSI: ffffa26a7ad1bf50 RDI: ffffa26a7ad1bf50

 7268 12:11:14.324117  # [   56.035378] RBP: ffffffffa8f82108 R08: 0000000000000000 R09: 0000000000000000

 7269 12:11:14.331851  # [   56.043640] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7270 12:11:14.339928  # [   56.058114] R13: ffffbf7442fb7f10 R14: ffffbf7442fb7f10 R15: ffffa26a04050000

 7271 12:11:14.349387  # [   56.066377] FS:  00007f92c6c75580(0000) GS:ffffa26a7ad00000(0000) knlGS:0000000000000000

 7272 12:11:14.356668  # [   56.075725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7273 12:11:14.364908  # [   56.088663] CR2: 00007f92c6a7f000 CR3: 0000000102cfa004 CR4: 00000000003706e0

 7274 12:11:14.368349  # [   56.096924] Call Trace:

 7275 12:11:14.371365  # [   56.106159]  ? __warn+0x80/0x110

 7276 12:11:14.377290  # [   56.116269]  ? refcount_warn_saturate+0x97/0x110

 7277 12:11:14.381075  # [   56.127932]  ? report_bug+0x9e/0xc0

 7278 12:11:14.385941  # [   56.138333]  ? handle_bug+0x41/0x90

 7279 12:11:14.390148  # [   56.148732]  ? exc_invalid_op+0x14/0x70

 7280 12:11:14.395568  # [   56.153306]  ? asm_exc_invalid_op+0x12/0x20

 7281 12:11:14.400902  # [   56.164480]  ? refcount_warn_saturate+0x97/0x110

 7282 12:11:14.406856  # [   56.176142]  ? refcount_warn_saturate+0x97/0x110

 7283 12:11:14.413085  # [   56.181591]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7284 12:11:14.419714  # [   56.194218]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7285 12:11:14.423785  # [   56.200832]  direct_entry.cold+0x2c/0x38

 7286 12:11:14.429031  # [   56.211726]  full_proxy_write+0x53/0x80

 7287 12:11:14.433650  # [   56.222516]  vfs_write+0xe7/0x3b0

 7288 12:11:14.436378  # [   56.232728]  ksys_write+0x68/0xf0

 7289 12:11:14.441562  # [   56.236725]  do_syscall_64+0x30/0x40

 7290 12:11:14.446842  # [   56.247214]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7291 12:11:14.452253  # [   56.253148] RIP: 0033:0x7f92c6b8b473

 7292 12:11:14.473272  # [   56.263639] 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

 7293 12:11:14.482470  # [   56.291127] RSP: 002b:00007ffdf560d238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7294 12:11:14.491024  # [   56.299877] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f92c6b8b473

 7295 12:11:14.500382  # [   56.314351] RDX: 0000000000000020 RSI: 00007f92c6a7f000 RDI: 0000000000000001

 7296 12:11:14.507926  # [   56.322615] RBP: 00007f92c6a7f000 R08: 00007f92c6a7e010 R09: 0000000000000000

 7297 12:11:14.515837  # [   56.330879] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7298 12:11:14.524952  # [   56.345353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7299 12:11:14.528422  # [   56.353621] irq event stamp: 0

 7300 12:11:14.534821  # [   56.363526] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7301 12:11:14.544977  # [   56.370821] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7302 12:11:14.554443  # [   56.386458] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7303 12:11:14.562034  # [   56.395888] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7304 12:11:14.568785  # [   56.409391] ---[ end trace b27dfb9cdcf5d081 ]---

 7305 12:11:14.573971  # [   56.421054] lkdtm: Saturation detected: still saturated

 7306 12:11:14.579311  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7307 12:11:14.584920  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7308 12:11:14.590920  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7309 12:11:14.599631  # [   56.574612] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7310 12:11:14.606348  # [   56.584674] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7311 12:11:14.612252  # [   56.598666] ------------[ cut here ]------------

 7312 12:11:14.618356  # [   56.610325] refcount_t: underflow; use-after-free.

 7313 12:11:14.628668  # [   56.622203] WARNING: CPU: 0 PID: 2526 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7314 12:11:14.682968  # [   56.638137] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7315 12:11:14.692983  # [   56.697090] CPU: 0 PID: 2526 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7316 12:11:14.699338  # [   56.712256] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7317 12:11:14.705246  # [   56.725589] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7318 12:11:14.727987  # [   56.737973] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7319 12:11:14.733894  # [   56.765442] RSP: 0018:ffffbf744306fe40 EFLAGS: 00010286

 7320 12:11:14.741913  # [   56.777812] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7321 12:11:14.750257  # [   56.792313] RDX: ffffa26a7ac2c620 RSI: ffffa26a7ac1bf50 RDI: ffffa26a7ac1bf50

 7322 12:11:14.760760  # [   56.806770] RBP: ffffffffa8f82128 R08: 0000000000000000 R09: 0000000000000000

 7323 12:11:14.766845  # [   56.821222] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7324 12:11:14.775749  # [   56.835704] R13: ffffbf744306ff10 R14: ffffbf744306ff10 R15: ffffa26a0588b000

 7325 12:11:14.785177  # [   56.850192] FS:  00007f99f1477580(0000) GS:ffffa26a7ac00000(0000) knlGS:0000000000000000

 7326 12:11:14.792312  # [   56.865742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7327 12:11:14.800590  # [   56.878688] CR2: 00007f99f1281000 CR3: 0000000102e14005 CR4: 00000000003706f0

 7328 12:11:14.803801  # [   56.893146] Call Trace:

 7329 12:11:14.808039  # [   56.902376]  ? __warn+0x80/0x110

 7330 12:11:14.813311  # [   56.912526]  ? refcount_warn_saturate+0xba/0x110

 7331 12:11:14.817463  # [   56.924157]  ? report_bug+0x9e/0xc0

 7332 12:11:14.822022  # [   56.934564]  ? handle_bug+0x41/0x90

 7333 12:11:14.826059  # [   56.944965]  ? exc_invalid_op+0x14/0x70

 7334 12:11:14.831331  # [   56.955775]  ? asm_exc_invalid_op+0x12/0x20

 7335 12:11:14.836662  # [   56.966942]  ? refcount_warn_saturate+0xba/0x110

 7336 12:11:14.843347  # [   56.978644]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7337 12:11:14.849953  # [   56.991244]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7338 12:11:14.854702  # [   57.004103]  direct_entry.cold+0x2c/0x38

 7339 12:11:14.859973  # [   57.014959]  full_proxy_write+0x53/0x80

 7340 12:11:14.863420  # [   57.025763]  vfs_write+0xe7/0x3b0

 7341 12:11:14.867476  # [   57.035950]  ksys_write+0x68/0xf0

 7342 12:11:14.872151  # [   57.046151]  do_syscall_64+0x30/0x40

 7343 12:11:14.877435  # [   57.056691]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7344 12:11:14.882445  # [   57.068824] RIP: 0033:0x7f99f138d473

 7345 12:11:14.904986  # [   57.079286] 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

 7346 12:11:14.913621  # [   57.106824] RSP: 002b:00007ffffa6dc728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7347 12:11:14.922354  # [   57.121807] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f99f138d473

 7348 12:11:14.930225  # [   57.136279] RDX: 0000000000000020 RSI: 00007f99f1281000 RDI: 0000000000000001

 7349 12:11:14.938946  # [   57.150728] RBP: 00007f99f1281000 R08: 00007f99f1280010 R09: 0000000000000000

 7350 12:11:14.947054  # [   57.165208] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7351 12:11:14.957125  # [   57.179703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7352 12:11:14.960303  # [   57.194208] irq event stamp: 0

 7353 12:11:14.966787  # [   57.204125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7354 12:11:14.976121  # [   57.217620] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7355 12:11:14.986579  # [   57.233296] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7356 12:11:14.994443  # [   57.248973] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7357 12:11:14.999392  # [   57.262462] ---[ end trace b27dfb9cdcf5d082 ]---

 7358 12:11:15.005460  # [   57.274148] lkdtm: Saturation detected: still saturated

 7359 12:11:15.014255  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7360 12:11:15.019577  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7361 12:11:15.026226  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7362 12:11:15.033580  # [   57.469548] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7363 12:11:15.041261  # [   57.480971] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7364 12:11:15.046497  # [   57.488762] ------------[ cut here ]------------

 7365 12:11:15.053162  # [   57.494214] refcount_t: underflow; use-after-free.

 7366 12:11:15.062543  # [   57.499884] WARNING: CPU: 3 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7367 12:11:15.118324  # [   57.509610] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo cros_usbpd_charger cros_ec_sysfs cros_ec_lightbar cros_usbpd_logger videobuf2_vmalloc cros_ec_chardev cros_ec_debugfs videobuf2_memops cros_ec_sensorhub snd_soc_da7219 videobuf2_v4l2 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c i2c_hid cros_usbpd_notify coreboot_table cros_kbd_led_backlight chromeos_pstore

 7368 12:11:15.128492  # [   57.568578] CPU: 3 PID: 2562 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7369 12:11:15.134346  # [   57.577528] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7370 12:11:15.140016  # [   57.590836] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7371 12:11:15.162214  # [   57.596964] Code: 02 01 e8 43 e6 c5 00 0f 0b c3 cc cc cc cc 80 3d 0e 00 17 02 00 75 85 48 c7 c7 60 d0 ed a8 c6 05 fe ff 16 02 01 e8 20 e6 c5 00 <0f> 0b c3 cc cc cc cc 80 3d e9 ff 16 02 00 0f 85 5e ff ff ff 48 c7

 7372 12:11:15.168897  # [   57.618238] RSP: 0018:ffffbf744310fe40 EFLAGS: 00010286

 7373 12:11:15.176369  # [   57.624366] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7374 12:11:15.185789  # [   57.632630] RDX: ffffa26a7adac620 RSI: ffffa26a7ad9bf50 RDI: ffffa26a7ad9bf50

 7375 12:11:15.194046  # [   57.640893] RBP: ffffffffa8f82148 R08: 0000000000000000 R09: 0000000000000000

 7376 12:11:15.202614  # [   57.649155] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7377 12:11:15.210597  # [   57.657418] R13: ffffbf744310ff10 R14: ffffbf744310ff10 R15: ffffa26a032cf000

 7378 12:11:15.221316  # [   57.665682] FS:  00007f273fed8580(0000) GS:ffffa26a7ad80000(0000) knlGS:0000000000000000

 7379 12:11:15.227744  # [   57.675013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7380 12:11:15.235766  # [   57.681727] CR2: 00007f273fce2000 CR3: 000000010406e002 CR4: 00000000003706e0

 7381 12:11:15.239261  # [   57.689988] Call Trace:

 7382 12:11:15.242778  # [   57.693011]  ? __warn+0x80/0x110

 7383 12:11:15.248502  # [   57.696932]  ? refcount_warn_saturate+0xba/0x110

 7384 12:11:15.252527  # [   57.708586]  ? report_bug+0x9e/0xc0

 7385 12:11:15.256462  # [   57.712773]  ? handle_bug+0x41/0x90

 7386 12:11:15.261310  # [   57.716957]  ? exc_invalid_op+0x14/0x70

 7387 12:11:15.266030  # [   57.721530]  ? asm_exc_invalid_op+0x12/0x20

 7388 12:11:15.271837  # [   57.726495]  ? refcount_warn_saturate+0xba/0x110

 7389 12:11:15.278832  # [   57.731975]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7390 12:11:15.285617  # [   57.738394]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7391 12:11:15.289469  # [   57.745006]  direct_entry.cold+0x2c/0x38

 7392 12:11:15.294941  # [   57.749680]  full_proxy_write+0x53/0x80

 7393 12:11:15.299051  # [   57.760473]  vfs_write+0xe7/0x3b0

 7394 12:11:15.302191  # [   57.770675]  ksys_write+0x68/0xf0

 7395 12:11:15.306255  # [   57.780882]  do_syscall_64+0x30/0x40

 7396 12:11:15.312376  # [   57.785196]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7397 12:11:15.316311  # [   57.791128] RIP: 0033:0x7f273fdee473

 7398 12:11:15.338919  # [   57.795410] 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

 7399 12:11:15.348297  # [   57.816690] RSP: 002b:00007ffffca0d0a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7400 12:11:15.356139  # [   57.825449] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f273fdee473

 7401 12:11:15.364434  # [   57.833735] RDX: 0000000000000020 RSI: 00007f273fce2000 RDI: 0000000000000001

 7402 12:11:15.373755  # [   57.841998] RBP: 00007f273fce2000 R08: 00007f273fce1010 R09: 0000000000000000

 7403 12:11:15.382205  # [   57.850259] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7404 12:11:15.389450  # [   57.858520] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7405 12:11:15.393119  # [   57.866784] irq event stamp: 0

 7406 12:11:15.401130  # [   57.870507] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7407 12:11:15.410398  # [   57.877799] hardirqs last disabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7408 12:11:15.421320  # [   57.887226] softirqs last  enabled at (0): [<ffffffffa6efd6cc>] copy_process+0x65c/0x20e0

 7409 12:11:15.428754  # [   57.896676] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7410 12:11:15.433239  # [   57.903968] ---[ end trace b27dfb9cdcf5d083 ]---

 7411 12:11:15.440225  # [   57.915623] lkdtm: Saturation detected: still saturated

 7412 12:11:15.447599  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7413 12:11:15.454284  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7414 12:11:15.457583  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7415 12:11:15.462890  # Skipping REFCOUNT_TIMING: timing only

 7416 12:11:15.466940  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7417 12:11:15.471736  # selftests: lkdtm: ATOMIC_TIMING.sh

 7418 12:11:15.474847  # Skipping ATOMIC_TIMING: timing only

 7419 12:11:15.480827  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7420 12:11:15.484873  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7421 12:11:15.491862  # [   58.960094] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7422 12:11:15.498996  # [   58.968166] lkdtm: attempting good copy_to_user of correct size

 7423 12:11:15.505397  # [   58.975103] lkdtm: attempting bad copy_to_user of too large size

 7424 12:11:15.512328  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7425 12:11:15.518137  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7426 12:11:15.523022  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7427 12:11:15.529840  # [   59.130488] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7428 12:11:15.537505  # [   59.138603] lkdtm: attempting good copy_from_user of correct size

 7429 12:11:15.544509  # [   59.151902] lkdtm: attempting bad copy_from_user of too large size

 7430 12:11:15.550500  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7431 12:11:15.556430  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7432 12:11:15.561888  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7433 12:11:15.569250  # [   59.311166] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7434 12:11:15.576644  # [   59.322257] lkdtm: attempting good copy_to_user inside whitelist

 7435 12:11:15.584705  # [   59.335502] lkdtm: attempting bad copy_to_user outside whitelist

 7436 12:11:15.591224  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7437 12:11:15.596743  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7438 12:11:15.601511  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7439 12:11:15.610353  # [   59.476540] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7440 12:11:15.618640  # [   59.487067] lkdtm: attempting good copy_from_user inside whitelist

 7441 12:11:15.625670  # [   59.494279] lkdtm: attempting bad copy_from_user outside whitelist

 7442 12:11:15.630413  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7443 12:11:15.637806  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7444 12:11:15.642375  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7445 12:11:15.650651  # [   59.650873] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7446 12:11:15.657185  # [   59.664184] lkdtm: good_stack: ffffbf74434e7e20-ffffbf74434e7e40

 7447 12:11:15.664409  # [   59.677406] lkdtm: bad_stack : ffffbf74434e7da8-ffffbf74434e7dc8

 7448 12:11:15.671103  # [   59.690663] lkdtm: attempting good copy_to_user of local stack

 7449 12:11:15.678004  # [   59.703668] lkdtm: attempting bad copy_to_user of distant stack

 7450 12:11:15.684564  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7451 12:11:15.690314  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7452 12:11:15.695611  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7453 12:11:15.702804  # [   59.859740] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7454 12:11:15.709632  # [   59.873323] lkdtm: good_stack: ffffbf744355fe20-ffffbf744355fe40

 7455 12:11:15.716941  # [   59.880330] lkdtm: bad_stack : ffffbf744355fda8-ffffbf744355fdc8

 7456 12:11:15.723891  # [   59.887385] lkdtm: attempting good copy_from_user of local stack

 7457 12:11:15.730722  # [   59.894405] lkdtm: attempting bad copy_from_user of distant stack

 7458 12:11:15.736431  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7459 12:11:15.744161  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7460 12:11:15.747102  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7461 12:11:15.753900  # [   60.034473] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7462 12:11:15.761289  # [   60.045591] lkdtm: good_stack: ffffbf7443647e20-ffffbf7443647e40

 7463 12:11:15.768665  # [   60.052601] lkdtm: bad_stack : ffffbf7443647ff8-ffffbf7443648018

 7464 12:11:15.774579  # [   60.059613] lkdtm: attempting good copy_to_user of local stack

 7465 12:11:15.782037  # [   60.066432] lkdtm: attempting bad copy_to_user of distant stack

 7466 12:11:15.787340  # [   60.073367] lkdtm: copy_to_user failed, but lacked Oops

 7467 12:11:15.792843  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7468 12:11:15.799931  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7469 12:11:15.802469  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7470 12:11:15.809249  # [   60.209590] lkdtm: Performing direct entry USERCOPY_KERNEL

 7471 12:11:15.817993  # [   60.216477] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa8af8550

 7472 12:11:15.827094  # [   60.225433] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa70e2a80

 7473 12:11:15.832522  # [   60.234092] lkdtm: FAIL: survived bad copy_to_user()

 7474 12:11:15.837221  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7475 12:11:15.843658  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7476 12:11:15.847285  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7477 12:11:15.853469  # [   60.368202] lkdtm: Performing direct entry STACKLEAK_ERASING

 7478 12:11:15.860860  # [   60.377121] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7479 12:11:15.869550  # [   60.385305] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7480 12:11:15.877205  # [   60.399577] lkdtm: FAIL: the thread stack is NOT properly erased

 7481 12:11:15.885313  # [   60.412792] CPU: 1 PID: 2938 Comm: cat Tainted: G      D W         5.10.201-cip41 #1

 7482 12:11:15.891859  # [   60.421732] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7483 12:11:15.895227  # [   60.428828] Call Trace:

 7484 12:11:15.899112  # [   60.431850]  dump_stack+0x77/0x9b

 7485 12:11:15.904394  # [   60.435870]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7486 12:11:15.909041  # [   60.441314]  direct_entry.cold+0x2c/0x38

 7487 12:11:15.913721  # [   60.445984]  full_proxy_write+0x53/0x80

 7488 12:11:15.917093  # [   60.450557]  vfs_write+0xe7/0x3b0

 7489 12:11:15.921116  # [   60.454545]  ksys_write+0x68/0xf0

 7490 12:11:15.924793  # [   60.458535]  do_syscall_64+0x30/0x40

 7491 12:11:15.930979  # [   60.462816]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7492 12:11:15.935987  # [   60.468747] RIP: 0033:0x7f3ae0415473

 7493 12:11:15.956666  # [   60.473027] 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

 7494 12:11:15.965823  # [   60.494298] RSP: 002b:00007ffe4357c5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7495 12:11:15.973995  # [   60.503044] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3ae0415473

 7496 12:11:15.981301  # [   60.511305] RDX: 0000000000000012 RSI: 00007f3ae0309000 RDI: 0000000000000001

 7497 12:11:15.989434  # [   60.519565] RBP: 00007f3ae0309000 R08: 00007f3ae0308010 R09: 0000000000000000

 7498 12:11:15.997520  # [   60.527824] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7499 12:11:16.005539  # [   60.536083] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7500 12:11:16.015157  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7501 12:11:16.021717  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7502 12:11:16.024350  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7503 12:11:16.030830  # [   60.670816] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7504 12:11:16.037013  # [   60.681581] lkdtm: Calling matched prototype ...

 7505 12:11:16.043025  # [   60.687064] lkdtm: Calling mismatched prototype ...

 7506 12:11:16.049373  # [   60.692841] lkdtm: Fail: survived mismatched prototype function call!

 7507 12:11:16.054625  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7508 12:11:16.059931  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7509 12:11:16.315172  <6>[   66.773828] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 7510 12:11:16.324518  <6>[   66.784859] pci 0000:00:1e.6: deferred probe pending

 7511 12:11:16.367375  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7512 12:11:16.368600  lkdtm_BUG_sh pass

 7513 12:11:16.371844  lkdtm_WARNING_sh pass

 7514 12:11:16.374411  lkdtm_WARNING_MESSAGE_sh pass

 7515 12:11:16.376956  lkdtm_EXCEPTION_sh pass

 7516 12:11:16.380893  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7517 12:11:16.387014  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7518 12:11:16.392907  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7519 12:11:16.400343  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7520 12:11:16.404166  lkdtm_CORRUPT_LIST_ADD_sh fail

 7521 12:11:16.406070  lkdtm_CORRUPT_LIST_DEL_sh fail

 7522 12:11:16.410322  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7523 12:11:16.413857  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7524 12:11:16.417024  lkdtm_UNSET_SMEP_sh pass

 7525 12:11:16.422835  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7526 12:11:16.428448  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7527 12:11:16.436615  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7528 12:11:16.444583  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7529 12:11:16.451268  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7530 12:11:16.454031  lkdtm_READ_AFTER_FREE_sh fail

 7531 12:11:16.461757  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7532 12:11:16.465190  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7533 12:11:16.468567  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7534 12:11:16.471562  lkdtm_SLAB_FREE_CROSS_sh fail

 7535 12:11:16.474531  lkdtm_SLAB_FREE_PAGE_sh fail

 7536 12:11:16.479481  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7537 12:11:16.485893  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7538 12:11:16.490405  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7539 12:11:16.497732  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7540 12:11:16.498398  lkdtm_EXEC_DATA_sh pass

 7541 12:11:16.501863  lkdtm_EXEC_STACK_sh pass

 7542 12:11:16.503160  lkdtm_EXEC_KMALLOC_sh pass

 7543 12:11:16.506734  lkdtm_EXEC_VMALLOC_sh pass

 7544 12:11:16.509297  lkdtm_EXEC_RODATA_sh pass

 7545 12:11:16.511908  lkdtm_EXEC_USERSPACE_sh pass

 7546 12:11:16.514350  lkdtm_EXEC_NULL_sh pass

 7547 12:11:16.517520  lkdtm_ACCESS_USERSPACE_sh pass

 7548 12:11:16.520780  lkdtm_ACCESS_NULL_sh pass

 7549 12:11:16.523265  lkdtm_WRITE_RO_sh pass

 7550 12:11:16.526446  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7551 12:11:16.528255  lkdtm_WRITE_KERN_sh pass

 7552 12:11:16.531679  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7553 12:11:16.535134  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7554 12:11:16.540233  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7555 12:11:16.544736  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7556 12:11:16.547251  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7557 12:11:16.551359  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7558 12:11:16.555779  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7559 12:11:16.559894  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7560 12:11:16.563785  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7561 12:11:16.566376  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7562 12:11:16.570480  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7563 12:11:16.574608  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7564 12:11:16.578579  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7565 12:11:16.582542  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7566 12:11:16.586589  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7567 12:11:16.591399  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7568 12:11:16.595829  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7569 12:11:16.602410  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7570 12:11:16.608310  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7571 12:11:16.612312  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7572 12:11:16.616241  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7573 12:11:16.620689  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7574 12:11:16.623653  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7575 12:11:16.628187  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7576 12:11:16.632134  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7577 12:11:16.635988  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7578 12:11:16.638449  lkdtm_USERCOPY_KERNEL_sh fail

 7579 12:11:16.642036  lkdtm_STACKLEAK_ERASING_sh fail

 7580 12:11:16.645556  lkdtm_CFI_FORWARD_PROTO_sh fail

 7581 12:11:16.649475  + ../../utils/send-to-lava.sh ./output/result.txt

 7582 12:11:16.656483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7583 12:11:16.659974  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7585 12:11:16.664953  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7586 12:11:16.665601  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7588 12:11:16.670914  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7589 12:11:16.671562  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7591 12:11:16.677293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7593 12:11:16.678306  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7594 12:11:16.684035  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7596 12:11:16.685549  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7597 12:11:16.691108  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7598 12:11:16.691921  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7600 12:11:16.699174  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7601 12:11:16.699823  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7603 12:11:16.709855  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7604 12:11:16.710499  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7606 12:11:16.719633  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7607 12:11:16.720438  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7609 12:11:16.731127  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7610 12:11:16.731789  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7612 12:11:16.738903  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7613 12:11:16.739533  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7615 12:11:16.752996  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7617 12:11:16.754417  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7618 12:11:16.798174  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7619 12:11:16.798857  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7621 12:11:16.848100  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7623 12:11:16.849263  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7624 12:11:16.895038  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7625 12:11:16.896142  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7627 12:11:16.946802  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7628 12:11:16.947593  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7630 12:11:16.994058  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7631 12:11:16.995011  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7633 12:11:17.041002  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7634 12:11:17.041276  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7636 12:11:17.074145  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7637 12:11:17.074403  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7639 12:11:17.108053  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7640 12:11:17.108332  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7642 12:11:17.142247  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7643 12:11:17.142577  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7645 12:11:17.182461  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7646 12:11:17.182751  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7648 12:11:17.211238  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7650 12:11:17.211459  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7651 12:11:17.245834  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7652 12:11:17.246135  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7654 12:11:17.284253  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7655 12:11:17.284517  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7657 12:11:17.322255  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7658 12:11:17.322557  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7660 12:11:17.359497  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7661 12:11:17.359797  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7663 12:11:17.393467  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7664 12:11:17.393757  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7666 12:11:17.431876  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7668 12:11:17.432331  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7669 12:11:17.468271  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7670 12:11:17.468552  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7672 12:11:17.500898  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7673 12:11:17.501181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7675 12:11:17.536711  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7676 12:11:17.536968  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7678 12:11:17.568861  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7679 12:11:17.569121  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7681 12:11:17.600573  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7682 12:11:17.600833  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7684 12:11:17.639815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7685 12:11:17.640095  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7687 12:11:17.680348  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7688 12:11:17.680615  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7690 12:11:17.716017  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7691 12:11:17.716291  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7693 12:11:17.752156  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7695 12:11:17.752696  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7696 12:11:17.785542  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7697 12:11:17.785827  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7699 12:11:17.818480  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7701 12:11:17.818704  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7702 12:11:17.850999  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7703 12:11:17.851258  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7705 12:11:17.884713  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7706 12:11:17.884970  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7708 12:11:17.918647  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7709 12:11:17.918929  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7711 12:11:17.950288  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7712 12:11:17.950551  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7714 12:11:17.984287  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7715 12:11:17.984547  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7717 12:11:18.017756  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7718 12:11:18.018021  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7720 12:11:18.050374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7721 12:11:18.050662  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7723 12:11:18.083839  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7725 12:11:18.084093  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7726 12:11:18.116725  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7727 12:11:18.116991  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7729 12:11:18.149699  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7731 12:11:18.149952  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7732 12:11:18.184025  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7733 12:11:18.184293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7735 12:11:18.218352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7736 12:11:18.218635  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7738 12:11:18.249879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7739 12:11:18.250149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7741 12:11:18.283479  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7742 12:11:18.283764  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7744 12:11:18.317893  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7745 12:11:18.318157  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7747 12:11:18.351192  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7749 12:11:18.351623  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7750 12:11:18.391694  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7751 12:11:18.391976  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7753 12:11:18.424148  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7755 12:11:18.424391  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7756 12:11:18.457506  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7758 12:11:18.457916  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7759 12:11:18.489268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7760 12:11:18.489547  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7762 12:11:18.520862  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7763 12:11:18.521121  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7765 12:11:18.553741  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7766 12:11:18.554017  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7768 12:11:18.586917  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7770 12:11:18.587450  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7771 12:11:18.621810  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7772 12:11:18.622128  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7774 12:11:18.660296  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7775 12:11:18.660577  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7777 12:11:18.708121  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7778 12:11:18.708394  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7780 12:11:18.739351  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7781 12:11:18.739645  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7783 12:11:18.773396  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7784 12:11:18.773675  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7786 12:11:18.803001  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7787 12:11:18.803284  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7789 12:11:18.835297  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7790 12:11:18.835561  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7792 12:11:18.866929  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7793 12:11:18.867019  + set +x

 7794 12:11:18.867259  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7796 12:11:18.872958  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12269237_1.5.2.3.5>

 7797 12:11:18.873215  Received signal: <ENDRUN> 1_kselftest-lkdtm 12269237_1.5.2.3.5
 7798 12:11:18.873305  Ending use of test pattern.
 7799 12:11:18.873382  Ending test lava.1_kselftest-lkdtm (12269237_1.5.2.3.5), duration 48.99
 7801 12:11:18.874364  ok: lava_test_shell seems to have completed
 7802 12:11:18.875032  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_lkdtm_panic_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 7803 12:11:18.875164  end: 3.1 lava-test-shell (duration 00:00:50) [common]
 7804 12:11:18.875256  end: 3 lava-test-retry (duration 00:00:50) [common]
 7805 12:11:18.875368  start: 4 finalize (timeout 00:07:44) [common]
 7806 12:11:18.875467  start: 4.1 power-off (timeout 00:00:30) [common]
 7807 12:11:18.875631  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-4' '--port=1' '--command=off'
 7808 12:11:18.957930  >> Command sent successfully.

 7809 12:11:18.971917  Returned 0 in 0 seconds
 7810 12:11:19.073334  end: 4.1 power-off (duration 00:00:00) [common]
 7812 12:11:19.075032  start: 4.2 read-feedback (timeout 00:07:44) [common]
 7814 12:11:19.077518  Listened to connection for namespace 'common' for up to 1s
 7815 12:11:19.078439  Listened to connection for namespace 'common' for up to 1s
 7816 12:11:19.080400  Listened to connection for namespace 'common' for up to 1s
 7817 12:11:19.083059  Listened to connection for namespace 'common' for up to 1s
 7818 12:11:19.084026  Listened to connection for namespace 'common' for up to 1s
 7819 12:11:19.087042  Listened to connection for namespace 'common' for up to 1s
 7820 12:11:19.088414  Listened to connection for namespace 'common' for up to 1s
 7821 12:11:19.089371  Listened to connection for namespace 'common' for up to 1s
 7822 12:11:19.091786  Listened to connection for namespace 'common' for up to 1s
 7823 12:11:19.093009  Listened to connection for namespace 'common' for up to 1s
 7824 12:11:19.095774  Listened to connection for namespace 'common' for up to 1s
 7825 12:11:19.096909  Listened to connection for namespace 'common' for up to 1s
 7826 12:11:19.097824  Listened to connection for namespace 'common' for up to 1s
 7827 12:11:19.098884  Listened to connection for namespace 'common' for up to 1s
 7828 12:11:19.100962  Listened to connection for namespace 'common' for up to 1s
 7829 12:11:19.102193  Listened to connection for namespace 'common' for up to 1s
 7830 12:11:19.103134  Listened to connection for namespace 'common' for up to 1s
 7831 12:11:19.104033  Listened to connection for namespace 'common' for up to 1s
 7832 12:11:19.106209  Listened to connection for namespace 'common' for up to 1s
 7833 12:11:19.107582  Listened to connection for namespace 'common' for up to 1s
 7834 12:11:19.108676  Listened to connection for namespace 'common' for up to 1s
 7835 12:11:19.111403  Listened to connection for namespace 'common' for up to 1s
 7836 12:11:19.112704  Listened to connection for namespace 'common' for up to 1s
 7837 12:11:19.113655  Listened to connection for namespace 'common' for up to 1s
 7838 12:11:19.114535  Listened to connection for namespace 'common' for up to 1s
 7839 12:11:19.115913  Listened to connection for namespace 'common' for up to 1s
 7840 12:11:19.116850  Listened to connection for namespace 'common' for up to 1s
 7841 12:11:19.117725  Listened to connection for namespace 'common' for up to 1s
 7842 12:11:19.118581  Listened to connection for namespace 'common' for up to 1s
 7843 12:11:19.120654  Listened to connection for namespace 'common' for up to 1s
 7844 12:11:19.121654  Listened to connection for namespace 'common' for up to 1s
 7845 12:11:19.124515  Listened to connection for namespace 'common' for up to 1s
 7846 12:11:19.125643  Listened to connection for namespace 'common' for up to 1s
 7847 12:11:19.126582  Listened to connection for namespace 'common' for up to 1s
 7848 12:11:19.127716  Listened to connection for namespace 'common' for up to 1s
 7849 12:11:19.131276  Listened to connection for namespace 'common' for up to 1s
 7850 12:11:19.132339  Listened to connection for namespace 'common' for up to 1s
 7851 12:11:19.133212  Listened to connection for namespace 'common' for up to 1s
 7852 12:11:19.135775  Listened to connection for namespace 'common' for up to 1s
 7853 12:11:19.136405  Listened to connection for namespace 'common' for up to 1s
 7854 12:11:19.136980  Listened to connection for namespace 'common' for up to 1s
 7855 12:11:19.137751  Listened to connection for namespace 'common' for up to 1s
 7856 12:11:19.138444  Listened to connection for namespace 'common' for up to 1s
 7857 12:11:19.140088  Listened to connection for namespace 'common' for up to 1s
 7858 12:11:19.141151  Listened to connection for namespace 'common' for up to 1s
 7859 12:11:19.141783  Listened to connection for namespace 'common' for up to 1s
 7860 12:11:19.143153  Listened to connection for namespace 'common' for up to 1s
 7861 12:11:19.143745  Listened to connection for namespace 'common' for up to 1s
 7862 12:11:19.146348  Listened to connection for namespace 'common' for up to 1s
 7863 12:11:19.149778  Listened to connection for namespace 'common' for up to 1s
 7864 12:11:19.150549  Listened to connection for namespace 'common' for up to 1s
 7865 12:11:19.151781  Listened to connection for namespace 'common' for up to 1s
 7866 12:11:19.152579  Listened to connection for namespace 'common' for up to 1s
 7867 12:11:19.153422  Listened to connection for namespace 'common' for up to 1s
 7868 12:11:19.154196  Listened to connection for namespace 'common' for up to 1s
 7869 12:11:19.154869  Listened to connection for namespace 'common' for up to 1s
 7870 12:11:19.156208  Listened to connection for namespace 'common' for up to 1s
 7871 12:11:19.157607  Listened to connection for namespace 'common' for up to 1s
 7872 12:11:19.158352  Listened to connection for namespace 'common' for up to 1s
 7873 12:11:19.159126  Listened to connection for namespace 'common' for up to 1s
 7874 12:11:19.162276  Listened to connection for namespace 'common' for up to 1s
 7875 12:11:19.163002  Listened to connection for namespace 'common' for up to 1s
 7876 12:11:19.163868  Listened to connection for namespace 'common' for up to 1s
 7877 12:11:19.164601  Listened to connection for namespace 'common' for up to 1s
 7878 12:11:19.165273  Listened to connection for namespace 'common' for up to 1s
 7879 12:11:19.166805  Listened to connection for namespace 'common' for up to 1s
 7880 12:11:19.169438  Listened to connection for namespace 'common' for up to 1s
 7881 12:11:19.170452  Listened to connection for namespace 'common' for up to 1s
 7882 12:11:19.172993  Listened to connection for namespace 'common' for up to 1s
 7883 12:11:19.173636  Listened to connection for namespace 'common' for up to 1s
 7884 12:11:19.174529  Listened to connection for namespace 'common' for up to 1s
 7885 12:11:19.176083  Listened to connection for namespace 'common' for up to 1s
 7886 12:11:19.177800  Listened to connection for namespace 'common' for up to 1s
 7887 12:11:19.178382  Listened to connection for namespace 'common' for up to 1s
 7888 12:11:19.178948  Listened to connection for namespace 'common' for up to 1s
 7889 12:11:19.180035  Listened to connection for namespace 'common' for up to 1s
 7890 12:11:19.181242  Listened to connection for namespace 'common' for up to 1s
 7891 12:11:19.181870  Listened to connection for namespace 'common' for up to 1s
 7892 12:11:19.183373  Listened to connection for namespace 'common' for up to 1s
 7893 12:11:19.184428  Listened to connection for namespace 'common' for up to 1s
 7894 12:11:19.185100  Listened to connection for namespace 'common' for up to 1s
 7895 12:11:19.186361  Listened to connection for namespace 'common' for up to 1s
 7896 12:11:19.187879  Listened to connection for namespace 'common' for up to 1s
 7897 12:11:19.191345  Listened to connection for namespace 'common' for up to 1s
 7898 12:11:19.193121  Listened to connection for namespace 'common' for up to 1s
 7899 12:11:19.194592  Listened to connection for namespace 'common' for up to 1s
 7900 12:11:19.196520  Listened to connection for namespace 'common' for up to 1s
 7901 12:11:19.198526  Listened to connection for namespace 'common' for up to 1s
 7902 12:11:19.200636  Listened to connection for namespace 'common' for up to 1s
 7903 12:11:19.203178  Listened to connection for namespace 'common' for up to 1s
 7904 12:11:19.204488  Listened to connection for namespace 'common' for up to 1s
 7905 12:11:19.205164  Listened to connection for namespace 'common' for up to 1s
 7906 12:11:19.207133  Listened to connection for namespace 'common' for up to 1s
 7907 12:11:19.207810  Listened to connection for namespace 'common' for up to 1s
 7908 12:11:19.208518  Listened to connection for namespace 'common' for up to 1s
 7909 12:11:19.209171  Listened to connection for namespace 'common' for up to 1s
 7910 12:11:19.209747  Listened to connection for namespace 'common' for up to 1s
 7911 12:11:19.212534  Listened to connection for namespace 'common' for up to 1s
 7912 12:11:19.213777  Listened to connection for namespace 'common' for up to 1s
 7913 12:11:19.214403  Listened to connection for namespace 'common' for up to 1s
 7914 12:11:19.215197  Listened to connection for namespace 'common' for up to 1s
 7915 12:11:19.215828  Listened to connection for namespace 'common' for up to 1s
 7916 12:11:19.216415  Listened to connection for namespace 'common' for up to 1s
 7917 12:11:19.216994  Listened to connection for namespace 'common' for up to 1s
 7918 12:11:19.217864  Listened to connection for namespace 'common' for up to 1s
 7919 12:11:19.219468  Listened to connection for namespace 'common' for up to 1s
 7920 12:11:19.220299  Listened to connection for namespace 'common' for up to 1s
 7921 12:11:19.222821  Listened to connection for namespace 'common' for up to 1s
 7922 12:11:19.223665  Listened to connection for namespace 'common' for up to 1s
 7923 12:11:19.224387  Listened to connection for namespace 'common' for up to 1s
 7924 12:11:19.225144  Listened to connection for namespace 'common' for up to 1s
 7925 12:11:19.225820  Listened to connection for namespace 'common' for up to 1s
 7926 12:11:19.226497  Listened to connection for namespace 'common' for up to 1s
 7927 12:11:19.228799  Listened to connection for namespace 'common' for up to 1s
 7928 12:11:19.230074  Listened to connection for namespace 'common' for up to 1s
 7929 12:11:19.231313  Listened to connection for namespace 'common' for up to 1s
 7930 12:11:19.233405  Listened to connection for namespace 'common' for up to 1s
 7931 12:11:19.234126  Listened to connection for namespace 'common' for up to 1s
 7932 12:11:19.235295  Listened to connection for namespace 'common' for up to 1s
 7933 12:11:19.236024  Listened to connection for namespace 'common' for up to 1s
 7934 12:11:19.236699  Listened to connection for namespace 'common' for up to 1s
 7935 12:11:19.238096  Listened to connection for namespace 'common' for up to 1s
 7936 12:11:19.241285  Listened to connection for namespace 'common' for up to 1s
 7937 12:11:19.242033  Listened to connection for namespace 'common' for up to 1s
 7938 12:11:19.243714  Listened to connection for namespace 'common' for up to 1s
 7939 12:11:19.244459  Listened to connection for namespace 'common' for up to 1s
 7940 12:11:19.245419  Listened to connection for namespace 'common' for up to 1s
 7941 12:11:19.246501  Listened to connection for namespace 'common' for up to 1s
 7942 12:11:19.248436  Listened to connection for namespace 'common' for up to 1s
 7943 12:11:19.249180  Listened to connection for namespace 'common' for up to 1s
 7944 12:11:19.250990  Listened to connection for namespace 'common' for up to 1s
 7945 12:11:19.252503  Listened to connection for namespace 'common' for up to 1s
 7946 12:11:19.254420  Listened to connection for namespace 'common' for up to 1s
 7947 12:11:19.255830  Listened to connection for namespace 'common' for up to 1s
 7948 12:11:19.256511  Listened to connection for namespace 'common' for up to 1s
 7949 12:11:19.257122  Listened to connection for namespace 'common' for up to 1s
 7950 12:11:19.258413  Listened to connection for namespace 'common' for up to 1s
 7951 12:11:19.261092  Listened to connection for namespace 'common' for up to 1s
 7952 12:11:19.262383  Listened to connection for namespace 'common' for up to 1s
 7953 12:11:19.263015  Listened to connection for namespace 'common' for up to 1s
 7954 12:11:19.263596  Listened to connection for namespace 'common' for up to 1s
 7955 12:11:19.264300  Listened to connection for namespace 'common' for up to 1s
 7956 12:11:19.265986  Listened to connection for namespace 'common' for up to 1s
 7957 12:11:19.266621  Listened to connection for namespace 'common' for up to 1s
 7958 12:11:19.268463  Listened to connection for namespace 'common' for up to 1s
 7959 12:11:19.270870  Listened to connection for namespace 'common' for up to 1s
 7960 12:11:19.271528  Listened to connection for namespace 'common' for up to 1s
 7961 12:11:19.272233  Listened to connection for namespace 'common' for up to 1s
 7962 12:11:19.274128  Listened to connection for namespace 'common' for up to 1s
 7963 12:11:19.275431  Listened to connection for namespace 'common' for up to 1s
 7964 12:11:19.276622  Listened to connection for namespace 'common' for up to 1s
 7965 12:11:19.277268  Listened to connection for namespace 'common' for up to 1s
 7966 12:11:19.278012  Listened to connection for namespace 'common' for up to 1s
 7967 12:11:19.278689  Listened to connection for namespace 'common' for up to 1s
 7968 12:11:19.280065  Listened to connection for namespace 'common' for up to 1s
 7969 12:11:19.280768  Listened to connection for namespace 'common' for up to 1s
 7970 12:11:19.281987  Listened to connection for namespace 'common' for up to 1s
 7971 12:11:19.282619  Listened to connection for namespace 'common' for up to 1s
 7972 12:11:19.283266  Listened to connection for namespace 'common' for up to 1s
 7973 12:11:19.285304  Listened to connection for namespace 'common' for up to 1s
 7974 12:11:19.287243  Listened to connection for namespace 'common' for up to 1s
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 8267 12:11:20.046355  Listened to connection for namespace 'common' for up to 1s
 8268 12:11:20.052156  Listened to connection for namespace 'common' for up to 1s
 8269 12:11:20.057935  Listened to connection for namespace 'common' for up to 1s
 8270 12:11:20.062902  Listened to connection for namespace 'common' for up to 1s
 8271 12:11:20.067951  Listened to connection for namespace 'common' for up to 1s
 8272 12:11:20.073617  Listened to connection for namespace 'common' for up to 1s
 8273 12:11:20.075932  Finalising connection for namespace 'common'
 8274 12:11:20.076440  Disconnecting from shell: Finalise
 8275 12:11:20.076887  / # 
 8276 12:11:20.178756  end: 4.2 read-feedback (duration 00:00:01) [common]
 8277 12:11:20.179531  end: 4 finalize (duration 00:00:01) [common]
 8278 12:11:20.180172  Cleaning after the job
 8279 12:11:20.180642  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/ramdisk
 8280 12:11:20.188552  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/kernel
 8281 12:11:20.199569  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/nfsrootfs
 8282 12:11:20.301658  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12269237/tftp-deploy-_dmn2qvb/modules
 8283 12:11:20.304965  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12269237
 8284 12:11:20.935724  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12269237
 8285 12:11:20.935927  Job finished correctly