Boot log: imx6q-sabrelite

    1 19:03:36.547894  lava-dispatcher, installed at version: 2023.10
    2 19:03:36.548054  start: 0 validate
    3 19:03:36.548159  Start time: 2023-11-22 19:03:36.548153+00:00 (UTC)
    4 19:03:36.548258  Using caching service: 'http://localhost/cache/?uri=%s'
    5 19:03:36.548362  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Farmhf%2Finitrd.cpio.gz exists
    6 19:03:36.839925  Using caching service: 'http://localhost/cache/?uri=%s'
    7 19:03:36.840513  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.200-cip40-188-g33d0b44cd71d%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 19:03:37.095902  Using caching service: 'http://localhost/cache/?uri=%s'
    9 19:03:37.096557  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.200-cip40-188-g33d0b44cd71d%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 19:03:43.947778  Using caching service: 'http://localhost/cache/?uri=%s'
   11 19:03:43.948372  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 19:03:44.321042  Using caching service: 'http://localhost/cache/?uri=%s'
   13 19:03:44.321642  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.200-cip40-188-g33d0b44cd71d%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 19:03:44.586479  validate duration: 8.04
   16 19:03:44.587452  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 19:03:44.587869  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 19:03:44.588217  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 19:03:44.588692  Not decompressing ramdisk as can be used compressed.
   20 19:03:44.589046  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/initrd.cpio.gz
   21 19:03:44.589310  saving as /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/ramdisk/initrd.cpio.gz
   22 19:03:44.589578  total size: 4021292 (3 MB)
   23 19:03:48.275516  progress   0 % (0 MB)
   24 19:03:48.278242  progress   5 % (0 MB)
   25 19:03:48.279020  progress  10 % (0 MB)
   26 19:03:48.279756  progress  15 % (0 MB)
   27 19:03:48.280486  progress  20 % (0 MB)
   28 19:03:48.281214  progress  25 % (0 MB)
   29 19:03:48.281937  progress  30 % (1 MB)
   30 19:03:48.282691  progress  35 % (1 MB)
   31 19:03:48.283524  progress  40 % (1 MB)
   32 19:03:48.284247  progress  45 % (1 MB)
   33 19:03:48.284971  progress  50 % (1 MB)
   34 19:03:48.285694  progress  55 % (2 MB)
   35 19:03:48.286442  progress  60 % (2 MB)
   36 19:03:48.287172  progress  65 % (2 MB)
   37 19:03:48.287901  progress  70 % (2 MB)
   38 19:03:48.288735  progress  75 % (2 MB)
   39 19:03:48.289459  progress  80 % (3 MB)
   40 19:03:48.290201  progress  85 % (3 MB)
   41 19:03:48.290925  progress  90 % (3 MB)
   42 19:03:48.291648  progress  95 % (3 MB)
   43 19:03:48.292387  progress 100 % (3 MB)
   44 19:03:48.292532  3 MB downloaded in 3.70 s (1.04 MB/s)
   45 19:03:48.292661  end: 1.1.1 http-download (duration 00:00:04) [common]
   47 19:03:48.292855  end: 1.1 download-retry (duration 00:00:04) [common]
   48 19:03:48.292924  start: 1.2 download-retry (timeout 00:09:56) [common]
   49 19:03:48.292989  start: 1.2.1 http-download (timeout 00:09:56) [common]
   50 19:03:48.293101  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 19:03:48.293158  saving as /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/kernel/zImage
   52 19:03:48.293204  total size: 12542464 (11 MB)
   53 19:03:48.293251  No compression specified
   54 19:03:48.542704  progress   0 % (0 MB)
   55 19:03:48.553882  progress   5 % (0 MB)
   56 19:03:48.561071  progress  10 % (1 MB)
   57 19:03:48.563387  progress  15 % (1 MB)
   58 19:03:48.565620  progress  20 % (2 MB)
   59 19:03:48.567862  progress  25 % (3 MB)
   60 19:03:48.570121  progress  30 % (3 MB)
   61 19:03:48.572363  progress  35 % (4 MB)
   62 19:03:48.574729  progress  40 % (4 MB)
   63 19:03:48.577003  progress  45 % (5 MB)
   64 19:03:48.579229  progress  50 % (6 MB)
   65 19:03:48.581460  progress  55 % (6 MB)
   66 19:03:48.583690  progress  60 % (7 MB)
   67 19:03:48.585867  progress  65 % (7 MB)
   68 19:03:48.588071  progress  70 % (8 MB)
   69 19:03:48.590321  progress  75 % (9 MB)
   70 19:03:48.592458  progress  80 % (9 MB)
   71 19:03:48.594662  progress  85 % (10 MB)
   72 19:03:48.596800  progress  90 % (10 MB)
   73 19:03:48.598973  progress  95 % (11 MB)
   74 19:03:48.601131  progress 100 % (11 MB)
   75 19:03:48.601286  11 MB downloaded in 0.31 s (38.83 MB/s)
   76 19:03:48.601415  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 19:03:48.601635  end: 1.2 download-retry (duration 00:00:00) [common]
   79 19:03:48.601703  start: 1.3 download-retry (timeout 00:09:56) [common]
   80 19:03:48.601770  start: 1.3.1 http-download (timeout 00:09:56) [common]
   81 19:03:48.601886  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 19:03:48.601943  saving as /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb
   83 19:03:48.601989  total size: 42661 (0 MB)
   84 19:03:48.602036  No compression specified
   85 19:03:48.603081  progress  76 % (0 MB)
   86 19:03:48.603315  progress 100 % (0 MB)
   87 19:03:48.603430  0 MB downloaded in 0.00 s (28.29 MB/s)
   88 19:03:48.603543  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 19:03:48.603737  end: 1.3 download-retry (duration 00:00:00) [common]
   91 19:03:48.603807  start: 1.4 download-retry (timeout 00:09:56) [common]
   92 19:03:48.603879  start: 1.4.1 http-download (timeout 00:09:56) [common]
   93 19:03:48.603983  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/full.rootfs.tar.xz
   94 19:03:48.604042  saving as /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/nfsrootfs/full.rootfs.tar
   95 19:03:48.604092  total size: 195825140 (186 MB)
   96 19:03:48.604142  Using unxz to decompress xz
   97 19:03:48.607087  progress   0 % (0 MB)
   98 19:03:49.081553  progress   5 % (9 MB)
   99 19:03:49.531416  progress  10 % (18 MB)
  100 19:03:50.030897  progress  15 % (28 MB)
  101 19:03:50.377539  progress  20 % (37 MB)
  102 19:03:50.635902  progress  25 % (46 MB)
  103 19:03:51.126194  progress  30 % (56 MB)
  104 19:03:51.602818  progress  35 % (65 MB)
  105 19:03:52.090903  progress  40 % (74 MB)
  106 19:03:52.576788  progress  45 % (84 MB)
  107 19:03:53.060990  progress  50 % (93 MB)
  108 19:03:53.598083  progress  55 % (102 MB)
  109 19:03:54.184948  progress  60 % (112 MB)
  110 19:03:54.291959  progress  65 % (121 MB)
  111 19:03:54.422935  progress  70 % (130 MB)
  112 19:03:54.495957  progress  75 % (140 MB)
  113 19:03:54.549129  progress  80 % (149 MB)
  114 19:03:54.600161  progress  85 % (158 MB)
  115 19:03:54.680275  progress  90 % (168 MB)
  116 19:03:54.927458  progress  95 % (177 MB)
  117 19:03:55.421007  progress 100 % (186 MB)
  118 19:03:55.425097  186 MB downloaded in 6.82 s (27.38 MB/s)
  119 19:03:55.425338  end: 1.4.1 http-download (duration 00:00:07) [common]
  121 19:03:55.425609  end: 1.4 download-retry (duration 00:00:07) [common]
  122 19:03:55.425702  start: 1.5 download-retry (timeout 00:09:49) [common]
  123 19:03:55.425795  start: 1.5.1 http-download (timeout 00:09:49) [common]
  124 19:03:55.425933  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 19:03:55.426001  saving as /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/modules/modules.tar
  126 19:03:55.426073  total size: 7397732 (7 MB)
  127 19:03:55.426162  Using unxz to decompress xz
  128 19:03:55.678228  progress   0 % (0 MB)
  129 19:03:55.692906  progress   5 % (0 MB)
  130 19:03:55.709484  progress  10 % (0 MB)
  131 19:03:55.727033  progress  15 % (1 MB)
  132 19:03:55.746764  progress  20 % (1 MB)
  133 19:03:55.765286  progress  25 % (1 MB)
  134 19:03:55.782983  progress  30 % (2 MB)
  135 19:03:55.804260  progress  35 % (2 MB)
  136 19:03:55.821246  progress  40 % (2 MB)
  137 19:03:55.838241  progress  45 % (3 MB)
  138 19:03:55.855395  progress  50 % (3 MB)
  139 19:03:55.874399  progress  55 % (3 MB)
  140 19:03:55.891680  progress  60 % (4 MB)
  141 19:03:55.909136  progress  65 % (4 MB)
  142 19:03:55.930097  progress  70 % (4 MB)
  143 19:03:55.947814  progress  75 % (5 MB)
  144 19:03:55.965267  progress  80 % (5 MB)
  145 19:03:55.983278  progress  85 % (6 MB)
  146 19:03:56.002221  progress  90 % (6 MB)
  147 19:03:56.020017  progress  95 % (6 MB)
  148 19:03:56.037494  progress 100 % (7 MB)
  149 19:03:56.042484  7 MB downloaded in 0.62 s (11.45 MB/s)
  150 19:03:56.042704  end: 1.5.1 http-download (duration 00:00:01) [common]
  152 19:03:56.042982  end: 1.5 download-retry (duration 00:00:01) [common]
  153 19:03:56.043076  start: 1.6 prepare-tftp-overlay (timeout 00:09:49) [common]
  154 19:03:56.043182  start: 1.6.1 extract-nfsrootfs (timeout 00:09:49) [common]
  155 19:03:59.023986  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp
  156 19:03:59.024201  end: 1.6.1 extract-nfsrootfs (duration 00:00:03) [common]
  157 19:03:59.024299  start: 1.6.2 lava-overlay (timeout 00:09:46) [common]
  158 19:03:59.024457  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye
  159 19:03:59.024572  makedir: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin
  160 19:03:59.024661  makedir: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/tests
  161 19:03:59.024750  makedir: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/results
  162 19:03:59.024842  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-add-keys
  163 19:03:59.024963  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-add-sources
  164 19:03:59.025085  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-background-process-start
  165 19:03:59.025197  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-background-process-stop
  166 19:03:59.025295  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-common-functions
  167 19:03:59.025391  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-echo-ipv4
  168 19:03:59.025488  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-install-packages
  169 19:03:59.025582  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-installed-packages
  170 19:03:59.025677  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-os-build
  171 19:03:59.025771  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-probe-channel
  172 19:03:59.025872  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-probe-ip
  173 19:03:59.025971  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-target-ip
  174 19:03:59.026065  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-target-mac
  175 19:03:59.026196  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-target-storage
  176 19:03:59.026290  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-case
  177 19:03:59.026382  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-event
  178 19:03:59.026474  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-feedback
  179 19:03:59.026567  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-raise
  180 19:03:59.026660  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-reference
  181 19:03:59.026752  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-runner
  182 19:03:59.026845  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-set
  183 19:03:59.026938  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-test-shell
  184 19:03:59.027033  Updating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-add-keys (debian)
  185 19:03:59.027157  Updating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-add-sources (debian)
  186 19:03:59.027272  Updating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-install-packages (debian)
  187 19:03:59.027380  Updating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-installed-packages (debian)
  188 19:03:59.027486  Updating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/bin/lava-os-build (debian)
  189 19:03:59.027581  Creating /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/environment
  190 19:03:59.027659  LAVA metadata
  191 19:03:59.027717  - LAVA_JOB_ID=12061748
  192 19:03:59.027768  - LAVA_DISPATCHER_IP=192.168.201.1
  193 19:03:59.027850  start: 1.6.2.1 ssh-authorize (timeout 00:09:46) [common]
  194 19:03:59.028017  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 19:03:59.028088  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:46) [common]
  196 19:03:59.028139  skipped lava-vland-overlay
  197 19:03:59.028195  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 19:03:59.028258  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:46) [common]
  199 19:03:59.028307  skipped lava-multinode-overlay
  200 19:03:59.028362  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 19:03:59.028422  start: 1.6.2.4 test-definition (timeout 00:09:46) [common]
  202 19:03:59.028478  Loading test definitions
  203 19:03:59.028549  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:46) [common]
  204 19:03:59.028605  Using /lava-12061748 at stage 0
  205 19:03:59.028829  uuid=12061748_1.6.2.4.1 testdef=None
  206 19:03:59.028899  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 19:03:59.028963  start: 1.6.2.4.2 test-overlay (timeout 00:09:46) [common]
  208 19:03:59.029316  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 19:03:59.029491  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:46) [common]
  211 19:03:59.029924  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 19:03:59.030221  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:46) [common]
  214 19:03:59.030678  runner path: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/0/tests/0_timesync-off test_uuid 12061748_1.6.2.4.1
  215 19:03:59.030799  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 19:03:59.030974  start: 1.6.2.4.5 git-repo-action (timeout 00:09:46) [common]
  218 19:03:59.031028  Using /lava-12061748 at stage 0
  219 19:03:59.031104  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 19:03:59.031166  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/0/tests/1_kselftest-lkdtm'
  221 19:04:05.824098  Running '/usr/bin/git checkout kernelci.org
  222 19:04:05.953588  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 19:04:05.954170  uuid=12061748_1.6.2.4.5 testdef=None
  224 19:04:05.954310  end: 1.6.2.4.5 git-repo-action (duration 00:00:07) [common]
  226 19:04:05.954518  start: 1.6.2.4.6 test-overlay (timeout 00:09:39) [common]
  227 19:04:05.955144  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 19:04:05.955339  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:39) [common]
  230 19:04:05.956134  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 19:04:05.956318  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:39) [common]
  233 19:04:05.957053  runner path: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/0/tests/1_kselftest-lkdtm test_uuid 12061748_1.6.2.4.5
  234 19:04:05.957125  BOARD='imx6q-sabrelite'
  235 19:04:05.957175  BRANCH='cip-gitlab'
  236 19:04:05.957219  SKIPFILE='/dev/null'
  237 19:04:05.957261  SKIP_INSTALL='True'
  238 19:04:05.957303  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 19:04:05.957347  TST_CASENAME=''
  240 19:04:05.957390  TST_CMDFILES='lkdtm'
  241 19:04:05.957499  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 19:04:05.957664  Creating lava-test-runner.conf files
  244 19:04:05.957714  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12061748/lava-overlay-yv3pxvye/lava-12061748/0 for stage 0
  245 19:04:05.957788  - 0_timesync-off
  246 19:04:05.957842  - 1_kselftest-lkdtm
  247 19:04:05.957916  end: 1.6.2.4 test-definition (duration 00:00:07) [common]
  248 19:04:05.957986  start: 1.6.2.5 compress-overlay (timeout 00:09:39) [common]
  249 19:04:12.536928  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  250 19:04:12.537079  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:32) [common]
  251 19:04:12.537159  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 19:04:12.537236  end: 1.6.2 lava-overlay (duration 00:00:14) [common]
  253 19:04:12.537306  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:32) [common]
  254 19:04:12.595114  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 19:04:12.595376  start: 1.6.4 extract-modules (timeout 00:09:32) [common]
  256 19:04:12.595463  extracting modules file /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp
  257 19:04:12.708557  extracting modules file /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk
  258 19:04:12.821408  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 19:04:12.821569  start: 1.6.5 apply-overlay-tftp (timeout 00:09:32) [common]
  260 19:04:12.821650  [common] Applying overlay to NFS
  261 19:04:12.821705  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12061748/compress-overlay-t6pmy337/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp
  262 19:04:13.572721  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 19:04:13.572886  start: 1.6.6 prepare-kernel (timeout 00:09:31) [common]
  264 19:04:13.572977  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:31) [common]
  265 19:04:13.573061  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 19:04:13.573131  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 19:04:13.573201  start: 1.6.7 configure-preseed-file (timeout 00:09:31) [common]
  268 19:04:13.573264  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 19:04:13.573328  start: 1.6.8 compress-ramdisk (timeout 00:09:31) [common]
  270 19:04:13.573386  Building ramdisk /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk
  271 19:04:13.668049  >> 80215 blocks

  272 19:04:15.129007  Adding RAMdisk u-boot header.
  273 19:04:15.129256  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk.cpio.gz.uboot
  274 19:04:15.180151  output: Image Name:   
  275 19:04:15.180380  output: Created:      Wed Nov 22 19:04:15 2023
  276 19:04:15.180457  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 19:04:15.180518  output: Data Size:    15342837 Bytes = 14983.24 KiB = 14.63 MiB
  278 19:04:15.180580  output: Load Address: 00000000
  279 19:04:15.180634  output: Entry Point:  00000000
  280 19:04:15.180688  output: 
  281 19:04:15.180805  rename /var/lib/lava/dispatcher/tmp/12061748/extract-overlay-ramdisk-n5jbv2pa/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot
  282 19:04:15.180959  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 19:04:15.181060  end: 1.6 prepare-tftp-overlay (duration 00:00:19) [common]
  284 19:04:15.181147  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:29) [common]
  285 19:04:15.181217  No LXC device requested
  286 19:04:15.181288  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 19:04:15.181358  start: 1.8 deploy-device-env (timeout 00:09:29) [common]
  288 19:04:15.181420  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 19:04:15.181476  Checking files for TFTP limit of 4294967296 bytes.
  290 19:04:15.181842  end: 1 tftp-deploy (duration 00:00:31) [common]
  291 19:04:15.181924  start: 2 uboot-action (timeout 00:05:00) [common]
  292 19:04:15.181994  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 19:04:15.182056  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 19:04:15.182125  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 19:04:15.182241  substitutions:
  296 19:04:15.182294  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 19:04:15.182342  - {DTB_ADDR}: 0x13f00000
  298 19:04:15.182400  - {DTB}: 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb
  299 19:04:15.182444  - {INITRD}: 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot
  300 19:04:15.182487  - {KERNEL_ADDR}: 0x10000000
  301 19:04:15.182530  - {KERNEL}: 12061748/tftp-deploy-7t4pa73e/kernel/zImage
  302 19:04:15.182573  - {LAVA_MAC}: None
  303 19:04:15.182615  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp
  304 19:04:15.182659  - {NFS_SERVER_IP}: 192.168.201.1
  305 19:04:15.182700  - {PRESEED_CONFIG}: None
  306 19:04:15.182742  - {PRESEED_LOCAL}: None
  307 19:04:15.182783  - {RAMDISK_ADDR}: 0x14000000
  308 19:04:15.182824  - {RAMDISK}: 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot
  309 19:04:15.182867  - {ROOT_PART}: None
  310 19:04:15.182909  - {ROOT}: None
  311 19:04:15.182952  - {SERVER_IP}: 192.168.201.1
  312 19:04:15.182995  - {TEE_ADDR}: 0x83000000
  313 19:04:15.183038  - {TEE}: None
  314 19:04:15.183081  Parsed boot commands:
  315 19:04:15.183124  - setenv autoload no
  316 19:04:15.183167  - setenv initrd_high 0xffffffff
  317 19:04:15.183209  - setenv fdt_high 0xffffffff
  318 19:04:15.183251  - dhcp
  319 19:04:15.183292  - setenv serverip 192.168.201.1
  320 19:04:15.183333  - tftp 0x10000000 12061748/tftp-deploy-7t4pa73e/kernel/zImage
  321 19:04:15.183374  - tftp 0x14000000 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot
  322 19:04:15.183415  - setenv initrd_size ${filesize}
  323 19:04:15.183456  - tftp 0x13f00000 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb
  324 19:04:15.183498  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  325 19:04:15.183545  - bootz 0x10000000 0x14000000 0x13f00000
  326 19:04:15.183603  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 19:04:15.183779  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 19:04:15.183835  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-5'
  330 19:04:15.186274  Setting prompt string to ['lava-test: # ']
  331 19:04:15.186502  end: 2.3 connect-device (duration 00:00:00) [common]
  332 19:04:15.186583  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 19:04:15.186652  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 19:04:15.186718  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 19:04:15.186854  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=reboot'
  336 19:04:20.240149  >> Command sent successfully.

  337 19:04:20.245850  Returned 0 in 5 seconds
  338 19:04:20.346530  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 19:04:20.347743  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 19:04:20.348123  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 19:04:20.348453  Setting prompt string to ['Hit any key to stop autoboot']
  343 19:04:20.348728  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 19:04:20.349586  [Enter `^Ec?' for help]

  345 19:04:21.682954  

  346 19:04:21.683460  

  347 19:04:21.714915  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 19:04:21.715435  

  349 19:04:21.715733  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 19:04:21.715986  Reset cause: POR

  351 19:04:21.716220  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 19:04:21.716451  Board: SABRE Lite

  353 19:04:21.716675  I2C:   ready

  354 19:04:21.716899  DRAM:  1 GiB

  355 19:04:21.807867  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 19:04:21.808380  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 19:04:21.808680  *** Warning - bad CRC, using default environment

  358 19:04:21.808959  

  359 19:04:21.809196  In:    serial

  360 19:04:21.809425  Out:   serial

  361 19:04:21.809649  Err:   serial

  362 19:04:21.809871  Net:   using phy at 7

  363 19:04:21.810154  FEC [PRIME], usb_ether

  364 19:04:21.828829  Error: usb_ether address not set.

  365 19:04:21.829335  

  366 19:04:21.829623  starting USB...

  367 19:04:21.829870  Bus usb@2184000: usb dr_mode not found

  368 19:04:21.876730  Bus usb@2184200: USB EHCI 1.00

  369 19:04:24.925828  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 19:04:30.068271  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 19:04:30.068745         scanning usb for storage devices... 0 Storage Device(s) found

  372 19:04:30.069028         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 19:04:30.342654  Hit any key to stop autoboot:  3 

  375 19:04:30.343222  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  376 19:04:30.343583  start: 2.4.3 bootloader-commands (timeout 00:04:45) [common]
  377 19:04:30.343878  Setting prompt string to ['=>']
  378 19:04:30.344158  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:45)
  379 19:04:30.355139   0 

  380 19:04:30.355423  Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  381 19:04:30.355496  Sending with 10 millisecond of delay
  383 19:04:31.491978  => setenv autoload no

  384 19:04:31.502239  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:44)
  385 19:04:31.505436  setenv autoload no

  386 19:04:31.505699  Sending with 10 millisecond of delay
  388 19:04:33.304579  => setenv initrd_high 0xffffffff

  389 19:04:33.315397  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:42)
  390 19:04:33.316193  setenv initrd_high 0xffffffff

  391 19:04:33.316795  Sending with 10 millisecond of delay
  393 19:04:34.938997  => setenv fdt_high 0xffffffff

  394 19:04:34.949810  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:40)
  395 19:04:34.956945  setenv fdt_high 0xffffffff

  396 19:04:34.957703  Sending with 10 millisecond of delay
  398 19:04:35.250430  => dhcp

  399 19:04:35.261249  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:40)
  400 19:04:35.262029  dhcp

  401 19:04:35.356074  BOOTP broadcast 1

  402 19:04:35.372241  DHCP client bound to address 192.168.201.35 (4 ms)

  403 19:04:35.373000  Sending with 10 millisecond of delay
  405 19:04:37.175430  => setenv serverip 192.168.201.1

  406 19:04:37.185877  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:38)
  407 19:04:37.186572  setenv serverip 192.168.201.1

  408 19:04:37.187175  Sending with 10 millisecond of delay
  410 19:04:40.801132  => tftp 0x10000000 12061748/tftp-deploy-7t4pa73e/kernel/zImage

  411 19:04:40.811555  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:34)
  412 19:04:40.812282  tftp 0x10000000 12061748/tftp-deploy-7t4pa73e/kernel/zImage

  413 19:04:40.928947  Using FEC device

  414 19:04:40.929131  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  415 19:04:40.929215  Filename '12061748/tftp-deploy-7t4pa73e/kernel/zImage'.

  416 19:04:40.929275  Load address: 0x10000000

  417 19:04:40.992672  Loading: *#################################################################

  418 19:04:41.056511  	 #################################################################

  419 19:04:41.120583  	 #################################################################

  420 19:04:41.184468  	 #################################################################

  421 19:04:41.248288  	 #################################################################

  422 19:04:41.312255  	 #################################################################

  423 19:04:41.376125  	 #################################################################

  424 19:04:41.439973  	 #################################################################

  425 19:04:41.503907  	 #################################################################

  426 19:04:41.567837  	 #################################################################

  427 19:04:41.631851  	 #################################################################

  428 19:04:41.695681  	 #################################################################

  429 19:04:41.759568  	 #################################################################

  430 19:04:41.786964  	 ##########

  431 19:04:41.787289  	 14.1 MiB/s

  432 19:04:41.787522  done

  433 19:04:41.787721  Bytes transferred = 12542464 (bf6200 hex)

  434 19:04:41.788170  Sending with 10 millisecond of delay
  436 19:04:46.370129  => tftp 0x14000000 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot

  437 19:04:46.380899  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:29)
  438 19:04:46.381623  tftp 0x14000000 12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot

  439 19:04:46.504625  Using FEC device

  440 19:04:46.504780  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  441 19:04:46.504843  Filename '12061748/tftp-deploy-7t4pa73e/ramdisk/ramdisk.cpio.gz.uboot'.

  442 19:04:46.504896  Load address: 0x14000000

  443 19:04:46.664247  Loading: *#################################################################

  444 19:04:46.808009  	 #################################################################

  445 19:04:46.967750  	 #################################################################

  446 19:04:47.127563  	 #################################################################

  447 19:04:47.287294  	 #################################################################

  448 19:04:47.431127  	 #################################################################

  449 19:04:47.590872  	 #################################################################

  450 19:04:47.750741  	 #################################################################

  451 19:04:47.910468  	 #################################################################

  452 19:04:48.085983  	 #################################################################

  453 19:04:48.245712  	 #################################################################

  454 19:04:48.389501  	 #################################################################

  455 19:04:48.549288  	 #################################################################

  456 19:04:48.709080  	 #################################################################

  457 19:04:48.868900  	 #################################################################

  458 19:04:49.012570  	 #################################################################

  459 19:04:49.044000  	 ######

  460 19:04:49.044426  	 5.8 MiB/s

  461 19:04:49.044677  done

  462 19:04:49.044878  Bytes transferred = 15342901 (ea1d35 hex)

  463 19:04:49.045349  Sending with 10 millisecond of delay
  465 19:04:50.908636  => setenv initrd_size ${filesize}

  466 19:04:50.919391  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:24)
  467 19:04:50.920205  setenv initrd_size ${filesize}

  468 19:04:50.920770  Sending with 10 millisecond of delay
  470 19:04:55.136666  => tftp 0x13f00000 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb

  471 19:04:55.146960  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:20)
  472 19:04:55.147185  tftp 0x13f00000 12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb

  473 19:04:55.242291  Using FEC device

  474 19:04:55.283212  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  475 19:04:55.283321  Filename '12061748/tftp-deploy-7t4pa73e/dtb/imx6q-sabrelite.dtb'.

  476 19:04:55.283448  Load address: 0x13f00000

  477 19:04:55.283524  Loading: *###

  478 19:04:55.283593  	 5.1 MiB/s

  479 19:04:55.283661  done

  480 19:04:55.283727  Bytes transferred = 42661 (a6a5 hex)

  481 19:04:55.283976  Sending with 10 millisecond of delay
  483 19:05:08.830013  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  484 19:05:08.840296  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:06)
  485 19:05:08.846738  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  486 19:05:08.846988  Sending with 10 millisecond of delay
  488 19:05:11.190781  => bootz 0x10000000 0x14000000 0x13f00000

  489 19:05:11.201568  Setting prompt string to ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  490 19:05:11.202163  bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:04)
  491 19:05:11.202982  bootz 0x10000000 0x14000000 0x13f00000

  492 19:05:11.232662  Kernel image @ 0x10000000 [ 0x000000 - 0xbf6200 ]

  493 19:05:11.233147  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  494 19:05:11.233421     Image Name:   

  495 19:05:11.233648     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  496 19:05:11.233864     Data Size:    15342837 Bytes = 14.6 MiB

  497 19:05:11.234077     Load Address: 00000000

  498 19:05:11.234324     Entry Point:  00000000

  499 19:05:11.423202     Verifying Checksum ... OK

  500 19:05:11.423687  ## Flattened Device Tree blob at 13f00000

  501 19:05:11.423985     Booting using the fdt blob at 0x13f00000

  502 19:05:11.424211     Using Device Tree in place at 13f00000, end 13f0d6a4

  503 19:05:11.424423  

  504 19:05:11.424632  Starting kernel ...

  505 19:05:11.424842  

  506 19:05:11.425433  end: 2.4.3 bootloader-commands (duration 00:00:41) [common]
  507 19:05:11.425790  start: 2.4.4 auto-login-action (timeout 00:04:04) [common]
  508 19:05:11.426053  Setting prompt string to ['Linux version [0-9]']
  509 19:05:11.426344  Setting prompt string to ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  510 19:05:11.426606  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:05:00)
  511 19:05:12.472956  [    0.000000] Booting Linux on physical CPU 0x0

  512 19:05:12.473424  [    0.000000] Linux version 5.10.201-cip40 (KernelCI@build-j20325-arm-gcc-10-multi-v7-defconfig-kselftest-zkzrq) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Nov 22 18:37:22 UTC 2023

  513 19:05:12.473716  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  514 19:05:12.473969  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  515 19:05:12.474650  start: 2.4.4.1 login-action (timeout 00:04:03) [common]
  516 19:05:12.475061  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.
  517 19:05:12.475355  Setting prompt string to []
  518 19:05:12.475630  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']
  519 19:05:12.475909  Using line separator: #'\n'#
  520 19:05:12.476137  No login prompt set.
  521 19:05:12.476368  Parsing kernel messages
  522 19:05:12.476586  ['-\\[ 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']
  523 19:05:12.476987  [login-action] Waiting for messages, (timeout 00:04:03)
  524 19:05:12.516169  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  525 19:05:12.516635  [    0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '')

  526 19:05:12.516903  [    0.000000] printk: bootconsole [ec_imx21] enabled

  527 19:05:12.517121  [    0.000000] Memory policy: Data cache writealloc

  528 19:05:12.517330  [    0.000000] efi: UEFI not found.

  529 19:05:12.517535  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  530 19:05:12.517740  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  531 19:05:12.517943  [    0.000000] Zone ranges:

  532 19:05:12.518174  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  533 19:05:12.558606  [    0.000000]   Normal   empty

  534 19:05:12.559070  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  535 19:05:12.559341  [    0.000000] Movable zone start for each node

  536 19:05:12.559565  [    0.000000] Early memory node ranges

  537 19:05:12.559778  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  538 19:05:12.559986  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  539 19:05:12.633628  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  540 19:05:12.634163  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  541 19:05:12.634468  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

  542 19:05:12.634729  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  543 19:05:12.660370  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  544 19:05:12.660855  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  545 19:05:12.853192  <6>[    0.000000] Memory: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem)

  546 19:05:12.853699  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  547 19:05:12.853991  <6>[    0.000000] ftrace: allocating 56130 entries in 165 pages

  548 19:05:13.209411  <6>[    0.000000] ftrace: allocated 165 pages with 4 groups

  549 19:05:13.209947  <6>[    0.000000] Running RCU self tests

  550 19:05:13.210273  <6>[    0.000000] rcu: Hierarchical RCU implementation.

  551 19:05:13.210518  <6>[    0.000000] rcu: 	RCU event tracing is enabled.

  552 19:05:13.210743  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.

  553 19:05:13.210966  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  554 19:05:13.211190  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.

  555 19:05:13.211407  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.

  556 19:05:13.235538  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  557 19:05:13.236075  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  558 19:05:13.317921  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  559 19:05:13.318451  <6>[    0.000000] L2C-310 errata 752271 769419 enabled

  560 19:05:13.318744  <6>[    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  561 19:05:13.318988  <6>[    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  562 19:05:13.319221  <6>[    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  563 19:05:13.319446  <6>[    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  564 19:05:13.319666  <6>[    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  565 19:05:13.333244  <6>[    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  566 19:05:13.427343  <6>[    0.000000] Switching to timer-based delay loop, resolution 333ns

  567 19:05:13.427840  <6>[    0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  568 19:05:13.428124  <6>[    0.008446] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  569 19:05:13.428374  <6>[    0.022896] Console: colour dummy device 80x30

  570 19:05:13.428607  <4>[    0.024805] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  571 19:05:13.428832  <4>[    0.032814] ... MAX_LOCKDEP_SUBCLASSES:  8

  572 19:05:13.470390  <4>[    0.037158] ... MAX_LOCK_DEPTH:          48

  573 19:05:13.470852  <4>[    0.041568] ... MAX_LOCKDEP_KEYS:        8192

  574 19:05:13.471133  <4>[    0.046203] ... CLASSHASH_SIZE:          4096

  575 19:05:13.471374  <4>[    0.050790] ... MAX_LOCKDEP_ENTRIES:     32768

  576 19:05:13.471607  <4>[    0.055512] ... MAX_LOCKDEP_CHAINS:      65536

  577 19:05:13.471832  <4>[    0.060186] ... CHAINHASH_SIZE:          32768

  578 19:05:13.472052  <4>[    0.064884]  memory used by lock dependency info: 4061 kB

  579 19:05:13.472278  <4>[    0.070564]  memory used for stack traces: 2112 kB

  580 19:05:13.472502  <4>[    0.075609]  per task-struct memory footprint: 1536 bytes

  581 19:05:13.513605  <6>[    0.081299] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  582 19:05:13.514132  <6>[    0.091712] CPU: Testing write buffer coherency: ok

  583 19:05:13.514431  <6>[    0.096848] CPU0: Spectre v2: using BPIALL workaround

  584 19:05:13.514672  <6>[    0.102122] pid_max: default: 32768 minimum: 301

  585 19:05:13.514902  <6>[    0.107324] LSM: Security Framework initializing

  586 19:05:13.515128  <6>[    0.111942] LSM support for eBPF active

  587 19:05:13.515352  <6>[    0.116100] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  588 19:05:13.563905  <6>[    0.123546] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  589 19:05:13.564405  <6>[    0.134981] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  590 19:05:13.564699  <6>[    0.141485] Setting up static identity map for 0x10300000 - 0x103000ac

  591 19:05:13.564969  <6>[    0.147893] rcu: Hierarchical SRCU implementation.

  592 19:05:13.565220  <6>[    0.159216] EFI services will not be available.

  593 19:05:13.565451  <6>[    0.162269] smp: Bringing up secondary CPUs ...

  594 19:05:13.565673  <6>[    0.168788] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  595 19:05:13.607746  <6>[    0.168803] CPU1: Spectre v2: using BPIALL workaround

  596 19:05:13.608210  <6>[    0.180552] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  597 19:05:13.608486  <6>[    0.180566] CPU2: Spectre v2: using BPIALL workaround

  598 19:05:13.608709  <6>[    0.191959] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  599 19:05:13.608920  <6>[    0.191974] CPU3: Spectre v2: using BPIALL workaround

  600 19:05:13.609127  <6>[    0.200999] smp: Brought up 1 node, 4 CPUs

  601 19:05:13.609333  <6>[    0.204721] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  602 19:05:13.609538  <6>[    0.211255] CPU: All CPU(s) started in SVC mode.

  603 19:05:13.622876  <6>[    0.218503] devtmpfs: initialized

  604 19:05:13.710545  <6>[    0.267661] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  605 19:05:13.711041  <6>[    0.275097] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  606 19:05:13.711335  <6>[    0.283022] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  607 19:05:13.711578  <6>[    0.294742] pinctrl core: initialized pinctrl subsystem

  608 19:05:13.711807  <6>[    0.303714] DMI not present or invalid.

  609 19:05:13.712032  <6>[    0.307155] NET: Registered protocol family 16

  610 19:05:13.748699  <6>[    0.319622] DMA: preallocated 256 KiB pool for atomic coherent allocations

  611 19:05:13.749204  <6>[    0.332396] thermal_sys: Registered thermal governor 'step_wise'

  612 19:05:13.749491  <6>[    0.332894] cpuidle: using governor menu

  613 19:05:13.749734  <6>[    0.340969] CPU identified as i.MX6Q, silicon rev 1.2

  614 19:05:14.387712  <6>[    0.993428] vdd1p1: supplied by regulator-dummy

  615 19:05:14.419469  <6>[    1.022947] vdd3p0: supplied by regulator-dummy

  616 19:05:14.451608  <6>[    1.052077] vdd2p5: supplied by regulator-dummy

  617 19:05:14.483055  <6>[    1.081275] vddarm: supplied by regulator-dummy

  618 19:05:14.514904  <6>[    1.111207] vddpu: supplied by regulator-dummy

  619 19:05:14.531031  <6>[    1.139766] vddsoc: supplied by regulator-dummy

  620 19:05:15.716490  <6>[    2.299563] No ATAGs?

  621 19:05:15.716665  <6>[    2.300323] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  622 19:05:15.716726  <6>[    2.307549] hw-breakpoint: maximum watchpoint size is 4 bytes.

  623 19:05:15.737209  <6>[    2.330933] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  624 19:05:15.753131  <6>[    2.360514] Serial: AMBA PL011 UART driver

  625 19:05:15.817063  <6>[    2.417731] Kprobes globally optimized

  626 19:05:15.959829  <6>[    2.521082] iommu: Default domain type: Translated 

  627 19:05:15.960285  <6>[    2.525271] vgaarb: loaded

  628 19:05:15.960540  <5>[    2.530648] SCSI subsystem initialized

  629 19:05:15.960766  <6>[    2.533733] usbcore: registered new interface driver usbfs

  630 19:05:15.960976  <6>[    2.537810] usbcore: registered new interface driver hub

  631 19:05:15.961181  <6>[    2.543367] usbcore: registered new device driver usb

  632 19:05:15.961386  <6>[    2.555120] i2c i2c-0: IMX I2C adapter registered

  633 19:05:15.961590  <6>[    2.563390] i2c i2c-1: IMX I2C adapter registered

  634 19:05:15.992426  <6>[    2.569453] i2c i2c-2: IMX I2C adapter registered

  635 19:05:15.992918  <6>[    2.575690] pps_core: LinuxPPS API ver. 1 registered

  636 19:05:15.993208  <6>[    2.578088] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  637 19:05:15.993434  <6>[    2.587616] PTP clock support registered

  638 19:05:16.013403  <6>[    2.606366] clocksource: Switched to clocksource mxc_timer1

  639 19:05:17.790763  <6>[    4.360834] NET: Registered protocol family 2

  640 19:05:17.791240  <6>[    4.363349] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  641 19:05:17.791507  <6>[    4.373869] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  642 19:05:17.791734  <6>[    4.379964] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  643 19:05:17.791949  <6>[    4.387980] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  644 19:05:17.792157  <6>[    4.396898] TCP: Hash tables configured (established 8192 bind 8192)

  645 19:05:17.833816  <6>[    4.402942] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  646 19:05:17.834331  <6>[    4.409863] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  647 19:05:17.834617  <6>[    4.416669] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  648 19:05:17.834842  <6>[    4.424366] NET: Registered protocol family 1

  649 19:05:17.835055  <6>[    4.430816] RPC: Registered named UNIX socket transport module.

  650 19:05:17.835265  <6>[    4.434481] RPC: Registered udp transport module.

  651 19:05:17.835471  <6>[    4.439552] RPC: Registered tcp transport module.

  652 19:05:17.865677  <6>[    4.444388] RPC: Registered tcp NFSv4.1 backchannel transport module.

  653 19:05:17.866216  <6>[    4.451175] NET: Registered protocol family 44

  654 19:05:17.866508  <6>[    4.455815] PCI: CLS 0 bytes, default 64

  655 19:05:17.866752  <6>[    4.462152] Trying to unpack rootfs image as initramfs...

  656 19:05:19.679249  <6>[    6.245813] Freeing initrd memory: 14984K

  657 19:05:19.679393  <4>[    6.248477] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  658 19:05:19.679470  <6>[    6.256063] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  659 19:05:19.679533  <5>[    6.271124] Initialise system trusted keyrings

  660 19:05:19.679584  <6>[    6.274033] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  661 19:05:19.755070  <6>[    6.322645] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  662 19:05:19.755138  <5>[    6.329332] NFS: Registering the id_resolver key type

  663 19:05:19.755191  <5>[    6.331951] Key type id_resolver registered

  664 19:05:19.755238  <5>[    6.336319] Key type id_legacy registered

  665 19:05:19.755282  <6>[    6.341042] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  666 19:05:19.755328  <6>[    6.347597] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  667 19:05:19.755377  <6>[    6.355290] ntfs: driver 2.1.32 [Flags: R/O].

  668 19:05:19.755421  <5>[    6.361724] Key type asymmetric registered

  669 19:05:19.796977  <5>[    6.364178] Asymmetric key parser 'x509' registered

  670 19:05:19.797057  <6>[    6.369588] bounce: pool size: 64 pages

  671 19:05:19.797117  <6>[    6.373435] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  672 19:05:19.797184  <6>[    6.381091] io scheduler mq-deadline registered

  673 19:05:19.797231  <6>[    6.385762] io scheduler kyber registered

  674 19:05:19.797279  <4>[    6.390940] test_firmware: interface ready

  675 19:05:19.956824  <6>[    6.551922] mxs-dma 110000.dma-controller: initialized

  676 19:05:20.029378  <4>[    6.611862] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  677 19:05:20.029890  <6>[    6.619945] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware

  678 19:05:20.233681  <6>[    6.827259] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  679 19:05:20.282179  <6>[    6.849111] SuperH (H)SCI(F) driver initialized

  680 19:05:20.282268  <6>[    6.853716] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  681 19:05:20.282335  <6>[    6.864554] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  682 19:05:20.282387  <6>[    6.871103] printk: console [ttymxc1] enabled

  683 19:05:20.282442  <6>[    6.871103] printk: console [ttymxc1] enabled

  684 19:05:20.282490  <6>[    6.879893] printk: bootconsole [ec_imx21] disabled

  685 19:05:20.282537  <6>[    6.879893] printk: bootconsole [ec_imx21] disabled

  686 19:05:20.315171  <6>[    6.895869] msm_serial: driver initialized

  687 19:05:20.315243  <6>[    6.901357] STMicroelectronics ASC driver initialized

  688 19:05:20.315303  <6>[    6.912652] STM32 USART driver initialized

  689 19:05:20.343369  <6>[    6.936710] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  690 19:05:20.377251  <4>[    6.956935] panel-simple panel-lcd: supply power not found, using dummy regulator

  691 19:05:20.377343  <4>[    6.965470] panel-simple panel-lcd: Specify missing connector_type

  692 19:05:20.377407  <4>[    6.973403] panel-simple panel-lvds0: supply power not found, using dummy regulator

  693 19:05:20.425626  <6>[    7.022372] brd: module loaded

  694 19:05:20.457662  <6>[    7.067359] loop: module loaded

  695 19:05:20.480574  <6>[    7.073631] lkdtm: No crash points registered, enable through debugfs

  696 19:05:20.525354  <6>[    7.094327] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  697 19:05:20.525871  <6>[    7.102641] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  698 19:05:20.526203  <6>[    7.110995] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  699 19:05:20.526505  <6>[    7.119572] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  700 19:05:20.526753  <4>[    7.127837] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  701 19:05:20.579868  <4>[    7.136187] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  702 19:05:20.580443  <4>[    7.144173] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  703 19:05:20.580804  <6>[    7.155691] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  704 19:05:20.581063  <6>[    7.163057] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  705 19:05:20.581302  <6>[    7.172194] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  706 19:05:20.581531  <6>[    7.186234] scsi host0: ahci-imx

  707 19:05:20.622460  <6>[    7.191874] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  708 19:05:20.656800  <6>[    7.251048] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  709 19:05:20.656974  <6>[    7.264353] pps pps0: new PPS source ptp0

  710 19:05:20.742252  <6>[    7.308879] fec 2188000.ethernet eth0: registered PHC device 0

  711 19:05:20.742725  <6>[    7.319328] e1000e: Intel(R) PRO/1000 Network Driver

  712 19:05:20.743011  <6>[    7.324587] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  713 19:05:20.743233  <6>[    7.331060] igb: Intel(R) Gigabit Ethernet Network Driver

  714 19:05:20.743446  <6>[    7.336814] igb: Copyright (c) 2007-2014 Intel Corporation.

  715 19:05:20.792795  <6>[    7.362609] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  716 19:05:20.793080  <6>[    7.370483] usbcore: registered new interface driver pegasus

  717 19:05:20.793146  <6>[    7.376659] usbcore: registered new interface driver asix

  718 19:05:20.793201  <6>[    7.382482] usbcore: registered new interface driver ax88179_178a

  719 19:05:20.793269  <6>[    7.389039] usbcore: registered new interface driver cdc_ether

  720 19:05:20.793322  <6>[    7.395362] usbcore: registered new interface driver smsc75xx

  721 19:05:20.834244  <6>[    7.401625] usbcore: registered new interface driver smsc95xx

  722 19:05:20.834328  <6>[    7.407831] usbcore: registered new interface driver net1080

  723 19:05:20.834391  <6>[    7.413907] usbcore: registered new interface driver cdc_subset

  724 19:05:20.834445  <6>[    7.420281] usbcore: registered new interface driver zaurus

  725 19:05:20.834497  <6>[    7.426450] usbcore: registered new interface driver cdc_ncm

  726 19:05:20.880354  <6>[    7.443951] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  727 19:05:20.880737  <6>[    7.450883] ehci-pci: EHCI PCI platform driver

  728 19:05:20.880990  <6>[    7.455773] ehci-platform: EHCI generic platform driver

  729 19:05:20.881197  <6>[    7.462281] ehci-orion: EHCI orion driver

  730 19:05:20.881389  <6>[    7.467444] SPEAr-ehci: EHCI SPEAr driver

  731 19:05:20.881574  <6>[    7.472509] ehci-st: EHCI STMicroelectronics driver

  732 19:05:20.881760  <6>[    7.478505] ehci-exynos: EHCI Exynos driver

  733 19:05:20.881944  <6>[    7.483725] ehci-atmel: EHCI Atmel driver

  734 19:05:20.882158  <6>[    7.488820] tegra-ehci: Tegra EHCI driver

  735 19:05:20.935721  <6>[    7.493908] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  736 19:05:20.936136  <6>[    7.500542] ohci-pci: OHCI PCI platform driver

  737 19:05:20.936407  <6>[    7.505420] ohci-platform: OHCI generic platform driver

  738 19:05:20.936661  <6>[    7.511886] SPEAr-ohci: OHCI SPEAr driver

  739 19:05:20.936882  <6>[    7.517009] ohci-st: OHCI STMicroelectronics driver

  740 19:05:20.937093  <6>[    7.522939] ohci-atmel: OHCI Atmel driver

  741 19:05:20.937300  <6>[    7.531174] usbcore: registered new interface driver usb-storage

  742 19:05:20.973848  <6>[    7.548749] ata1: SATA link down (SStatus 0 SControl 300)

  743 19:05:20.974196  <6>[    7.554771] ahci-imx 2200000.sata: no device found, disabling link.

  744 19:05:20.974444  <6>[    7.561396] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  745 19:05:20.974646  <6>[    7.567080] i2c /dev entries driver

  746 19:05:21.096021  <6>[    7.646390] sdhci: Secure Digital Host Controller Interface driver

  747 19:05:21.096154  <6>[    7.652865] sdhci: Copyright(c) Pierre Ossman

  748 19:05:21.096232  <6>[    7.666331] Synopsys Designware Multimedia Card Interface Driver

  749 19:05:21.096295  <6>[    7.679351] sdhci-pltfm: SDHCI platform and OF driver helper

  750 19:05:21.096355  <6>[    7.688888] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  751 19:05:21.096408  <6>[    7.688894] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  752 19:05:21.096464  <6>[    7.699721] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  753 19:05:21.138616  <6>[    7.706440] ledtrig-cpu: registered to indicate activity on CPUs

  754 19:05:21.139098  <6>[    7.716164] usbcore: registered new interface driver usbhid

  755 19:05:21.139352  <6>[    7.722113] usbhid: USB HID core driver

  756 19:05:21.185773  <6>[    7.742983] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  757 19:05:21.186268  <6>[    7.742989] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  758 19:05:21.186533  <6>[    7.748642] ipip: IPv4 and MPLS over IPv4 tunneling driver

  759 19:05:21.186760  <6>[    7.765268] IPv4 over IPsec tunneling driver

  760 19:05:21.187022  <6>[    7.774295] NET: Registered protocol family 10

  761 19:05:21.187237  <6>[    7.784378] Segment Routing with IPv6

  762 19:05:21.187448  <6>[    7.789883] mmc2: new high speed SDHC card at address 0001

  763 19:05:21.226606  <6>[    7.794043] NET: Registered protocol family 17

  764 19:05:21.227086  <6>[    7.799488] mmcblk2: mmc2:0001 SD 14.6 GiB 

  765 19:05:21.227394  <6>[    7.802226] 8021q: 802.1Q VLAN Support v1.8

  766 19:05:21.227663  <5>[    7.810683] Key type dns_resolver registered

  767 19:05:21.243407  <6>[    7.829268] ThumbEE CPU extension supported.

  768 19:05:21.243939  <5>[    7.833865] Registering SWP/SWPB emulation handler

  769 19:05:21.244220  <5>[    7.840495] Loading compiled-in X.509 certificates

  770 19:05:21.322253  <4>[    7.893506] GPT:Primary header thinks Alt. header is not at the end of the disk.

  771 19:05:21.322688  <4>[    7.901360] GPT:7812499 != 30560255

  772 19:05:21.323024  <4>[    7.905137] GPT:Alternate GPT header not at the end of the disk.

  773 19:05:21.323269  <4>[    7.911467] GPT:7812499 != 30560255

  774 19:05:21.323488  <4>[    7.915242] GPT: Use GNU Parted to correct GPT errors.

  775 19:05:21.323701  <6>[    7.920768]  mmcblk2: p1 p2 p3

  776 19:05:21.425380  <4>[    7.997722] panel-simple panel-lcd: supply power not found, using dummy regulator

  777 19:05:21.425866  <4>[    8.006212] panel-simple panel-lcd: Specify missing connector_type

  778 19:05:21.426196  <4>[    8.018833] panel-simple panel-lvds0: supply power not found, using dummy regulator

  779 19:05:21.482269  <4>[    8.054717] imx_usb 2184200.usb: No over current polarity defined

  780 19:05:21.482776  <6>[    8.069857] ci_hdrc ci_hdrc.1: EHCI Host Controller

  781 19:05:21.483071  <6>[    8.075332] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  782 19:05:21.514078  <6>[    8.106870] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  783 19:05:21.535111  <6>[    8.126059] hub 1-0:1.0: USB hub found

  784 19:05:21.535606  <6>[    8.130689] hub 1-0:1.0: 1 port detected

  785 19:05:21.556112  <6>[    8.145543] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  786 19:05:21.604948  <4>[    8.175087] panel-simple panel-lcd: supply power not found, using dummy regulator

  787 19:05:21.605412  <4>[    8.183562] panel-simple panel-lcd: Specify missing connector_type

  788 19:05:21.605671  <4>[    8.196048] panel-simple panel-lvds0: supply power not found, using dummy regulator

  789 19:05:21.668946  <4>[    8.223867] panel-simple panel-lcd: supply power not found, using dummy regulator

  790 19:05:21.669476  <4>[    8.232425] panel-simple panel-lcd: Specify missing connector_type

  791 19:05:21.669766  <4>[    8.244916] panel-simple panel-lvds0: supply power not found, using dummy regulator

  792 19:05:21.669995  <6>[    8.262651] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  793 19:05:21.718372  <4>[    8.289210] panel-simple panel-lcd: supply power not found, using dummy regulator

  794 19:05:21.718537  <4>[    8.297698] panel-simple panel-lcd: Specify missing connector_type

  795 19:05:21.718616  <4>[    8.310303] panel-simple panel-lvds0: supply power not found, using dummy regulator

  796 19:05:21.744989  <6>[    8.331627] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL)

  797 19:05:21.920478  <6>[    8.516598] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  798 19:05:22.133949  <6>[    8.725121] hub 1-1:1.0: USB hub found

  799 19:05:22.134447  <6>[    8.730098] hub 1-1:1.0: 3 ports detected

  800 19:05:22.187197  <4>[    8.757508] panel-simple panel-lcd: supply power not found, using dummy regulator

  801 19:05:22.187668  <4>[    8.765924] panel-simple panel-lcd: Specify missing connector_type

  802 19:05:22.187930  <4>[    8.778655] panel-simple panel-lvds0: supply power not found, using dummy regulator

  803 19:05:24.851959  <6>[   11.438212] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  804 19:05:24.852419  <6>[   11.447254] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  805 19:05:24.946184  <5>[   11.476380] Sending DHCP requests ., OK

  806 19:05:24.946291  <6>[   11.520971] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35

  807 19:05:24.946353  <6>[   11.529464] IP-Config: Complete:

  808 19:05:24.946412  <6>[   11.533028]      device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1

  809 19:05:24.946464  <6>[   11.543923]      host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none)

  810 19:05:24.946514  <6>[   11.552176]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  811 19:05:24.961276  <6>[   11.552215]      nameserver0=192.168.201.1

  812 19:05:25.009101  <6>[   11.615867] Freeing unused kernel memory: 2048K

  813 19:05:25.041073  <6>[   11.647273] Run /init as init process

  814 19:05:25.089002  Loading, please wait...

  815 19:05:25.216863  Starting version 247.3-7+deb11u2

  816 19:05:28.587665  <6>[   15.191271] imx-ipuv3 2400000.ipu: IPUv3H probed

  817 19:05:28.660548  <6>[   15.225361] imx-ipuv3 2800000.ipu: IPUv3H probed

  818 19:05:28.660651  <4>[   15.225427] panel-simple panel-lcd: supply power not found, using dummy regulator

  819 19:05:28.660709  <4>[   15.238951] panel-simple panel-lcd: Specify missing connector_type

  820 19:05:28.660758  <4>[   15.251819] panel-simple panel-lvds0: supply power not found, using dummy regulator

  821 19:05:28.711467  <4>[   15.281820] panel-simple panel-lcd: supply power not found, using dummy regulator

  822 19:05:28.711545  <4>[   15.290393] panel-simple panel-lcd: Specify missing connector_type

  823 19:05:28.711600  <4>[   15.303282] panel-simple panel-lvds0: supply power not found, using dummy regulator

  824 19:05:28.754503  <4>[   15.337160] panel-simple panel-lcd: supply power not found, using dummy regulator

  825 19:05:28.754579  <4>[   15.345629] panel-simple panel-lcd: Specify missing connector_type

  826 19:05:28.754633  <6>[   15.348688] CAN device driver interface

  827 19:05:28.815334  <4>[   15.409098] panel-simple panel-lvds0: supply power not found, using dummy regulator

  828 19:05:28.912264  <6>[   15.467100] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  829 19:05:28.912364  <4>[   15.478872] panel-simple panel-lcd: supply power not found, using dummy regulator

  830 19:05:28.912420  <6>[   15.481140] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  831 19:05:28.912470  <4>[   15.490020] panel-simple panel-lcd: Specify missing connector_type

  832 19:05:28.912518  <6>[   15.497039] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  833 19:05:28.912565  <6>[   15.507545] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  834 19:05:28.949080  <6>[   15.525237] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  835 19:05:28.949156  <6>[   15.528663] caam 2100000.crypto: Entropy delay = 3200

  836 19:05:28.949227  <6>[   15.532944] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  837 19:05:28.949305  <6>[   15.543333] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  838 19:05:29.016202  <6>[   15.566734] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1

  839 19:05:29.016276  <4>[   15.580697] panel-simple panel-lvds0: supply power not found, using dummy regulator

  840 19:05:29.016346  <6>[   15.597723] caam 2100000.crypto: Instantiated RNG4 SH0

  841 19:05:29.016425  <6>[   15.604875] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  842 19:05:29.016484  <4>[   15.616715] panel-simple panel-lcd: supply power not found, using dummy regulator

  843 19:05:29.064570  <6>[   15.619796] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  844 19:05:29.064647  <4>[   15.625185] panel-simple panel-lcd: Specify missing connector_type

  845 19:05:29.064703  <6>[   15.633558] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  846 19:05:29.064752  <6>[   15.648483] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  847 19:05:29.064798  <6>[   15.658490] caam 2100000.crypto: Instantiated RNG4 SH1

  848 19:05:29.064843  <6>[   15.663952] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  849 19:05:29.064888  <6>[   15.670922] caam 2100000.crypto: job rings = 2, qi = 0

  850 19:05:29.085860  <4>[   15.679134] panel-simple panel-lvds0: supply power not found, using dummy regulator

  851 19:05:29.149821  <4>[   15.712414] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  852 19:05:29.149896  <4>[   15.716988] panel-simple panel-lcd: supply power not found, using dummy regulator

  853 19:05:29.149967  <4>[   15.721138] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests

  854 19:05:29.150045  <4>[   15.735547] panel-simple panel-lcd: Specify missing connector_type

  855 19:05:29.150107  <4>[   15.737523] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  856 19:05:29.198839  <4>[   15.763024] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests

  857 19:05:29.198916  <6>[   15.776438] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  858 19:05:29.198970  <6>[   15.785318] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  859 19:05:29.199018  <6>[   15.787023] sgtl5000 0-000a: sgtl5000 revision 0x11

  860 19:05:29.199064  <6>[   15.794119] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  861 19:05:29.238728  <6>[   15.807785] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  862 19:05:29.238805  <6>[   15.824890] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  863 19:05:29.238859  <4>[   15.831096] panel-simple panel-lvds0: supply power not found, using dummy regulator

  864 19:05:29.281668  <4>[   15.868909] panel-simple panel-lcd: supply power not found, using dummy regulator

  865 19:05:29.281744  <4>[   15.877538] panel-simple panel-lcd: Specify missing connector_type

  866 19:05:29.361346  <6>[   15.914482] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  867 19:05:29.361816  <6>[   15.923302] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  868 19:05:29.362081  <6>[   15.932121] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  869 19:05:29.362338  <6>[   15.941024] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  870 19:05:29.362554  <4>[   15.955526] panel-simple panel-lvds0: supply power not found, using dummy regulator

  871 19:05:29.399271  <4>[   15.986418] panel-simple panel-lcd: supply power not found, using dummy regulator

  872 19:05:29.399741  <4>[   15.994984] panel-simple panel-lcd: Specify missing connector_type

  873 19:05:29.502185  <6>[   16.066866] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  874 19:05:29.502682  <6>[   16.075585] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  875 19:05:29.502972  <6>[   16.084419] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  876 19:05:29.503213  <6>[   16.093161] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  877 19:05:30.135782  <6>[   16.719693] caam algorithms registered in /proc/crypto

  878 19:05:30.135957  <6>[   16.731173] caam 2100000.crypto: registering rng-caam

  879 19:05:30.276967  <5>[   16.860072] random: crng init done

  880 19:05:30.277461  <4>[   16.872121] panel-simple panel-lvds0: supply power not found, using dummy regulator

  881 19:05:30.319863  <4>[   16.904161] panel-simple panel-lcd: supply power not found, using dummy regulator

  882 19:05:30.320361  <4>[   16.912704] panel-simple panel-lcd: Specify missing connector_type

  883 19:05:30.379693  <6>[   16.932006] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  884 19:05:30.380201  <6>[   16.940805] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  885 19:05:30.380483  <6>[   16.949589] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  886 19:05:30.380722  <6>[   16.958250] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  887 19:05:30.380954  <4>[   16.972378] panel-simple panel-lvds0: supply power not found, using dummy regulator

  888 19:05:30.413644  <4>[   17.001050] panel-simple panel-lcd: supply power not found, using dummy regulator

  889 19:05:30.414181  <4>[   17.009574] panel-simple panel-lcd: Specify missing connector_type

  890 19:05:30.462534  <6>[   17.026963] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  891 19:05:30.463035  <6>[   17.035592] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  892 19:05:30.463324  <6>[   17.044726] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  893 19:05:30.463571  <6>[   17.053648] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  894 19:05:30.478665  Begin: Loading essential drivers ... done.

  895 19:05:30.518533  Begin: Running /scripts/init-premount ... done.

  896 19:05:30.519025  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

  897 19:05:30.519316  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  898 19:05:30.534561  Device /sys/class/net/eth0 found

  899 19:05:30.535058  done.

  900 19:05:30.791211  IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP

  901 19:05:30.791736  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  902 19:05:30.792031   address: 192.168.201.35   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  903 19:05:30.792276   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  904 19:05:30.792507   host   : imx6q-sabrelite-lava-cbg-5                                      

  905 19:05:30.792732   domain : lava-rack                                                       

  906 19:05:30.792958   rootserver: 192.168.201.1 rootpath: 

  907 19:05:30.793176   filename  : 

  908 19:05:30.902771  done.

  909 19:05:30.930928  Begin: Running /scripts/nfs-bottom ... done.

  910 19:05:30.994779  Begin: Running /scripts/init-bottom ... done.

  911 19:05:32.842276  <30>[   19.436400] systemd[1]: System time before build time, advancing clock.

  912 19:05:33.085427  <30>[   19.647467] 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)

  913 19:05:33.085954  <30>[   19.679510] systemd[1]: Detected architecture arm.

  914 19:05:33.101497  

  915 19:05:33.101959  Welcome to Debian GNU/Linux 11 (bullseye)!

  916 19:05:33.102281  

  917 19:05:33.158868  <30>[   19.753002] systemd[1]: Set hostname to <debian-bullseye-armhf>.

  918 19:05:34.565990  <30>[   21.139783] systemd[1]: Queued start job for default target Graphical Interface.

  919 19:05:34.566494  <30>[   21.153654] systemd[1]: Created slice system-getty.slice.

  920 19:05:34.566753  [  OK  ] Created slice system-getty.slice.

  921 19:05:34.620117  <30>[   21.201251] systemd[1]: Created slice system-modprobe.slice.

  922 19:05:34.620657  [  OK  ] Created slice system-modprobe.slice.

  923 19:05:34.668065  <30>[   21.250995] systemd[1]: Created slice system-serial\x2dgetty.slice.

  924 19:05:34.668636  [  OK  ] Created slice system-serial\x2dgetty.slice.

  925 19:05:34.718814  <30>[   21.300643] systemd[1]: Created slice User and Session Slice.

  926 19:05:34.719313  [  OK  ] Created slice User and Session Slice.

  927 19:05:34.773981  <30>[   21.350522] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

  928 19:05:34.774603  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

  929 19:05:34.821808  <30>[   21.399761] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

  930 19:05:34.822350  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

  931 19:05:34.873691  <30>[   21.448067] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.

  932 19:05:34.874232  <30>[   21.462024] systemd[1]: Reached target Local Encrypted Volumes.

  933 19:05:34.874535  [  OK  ] Reached target Local Encrypted Volumes.

  934 19:05:34.889554  <30>[   21.497162] systemd[1]: Reached target Paths.

  935 19:05:34.905664  [  OK  ] Reached target Paths.

  936 19:05:34.956363  <30>[   21.537517] systemd[1]: Reached target Remote File Systems.

  937 19:05:34.956848  [  OK  ] Reached target Remote File Systems.

  938 19:05:34.972353  <30>[   21.576979] systemd[1]: Reached target Slices.

  939 19:05:34.988461  [  OK  ] Reached target Slices.

  940 19:05:35.027414  <30>[   21.616926] systemd[1]: Reached target Swap.

  941 19:05:35.027911  [  OK  ] Reached target Swap.

  942 19:05:35.079455  <30>[   21.660638] systemd[1]: Listening on initctl Compatibility Named Pipe.

  943 19:05:35.079957  [  OK  ] Listening on initctl Compatibility Named Pipe.

  944 19:05:35.183387  <30>[   21.759009] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.

  945 19:05:35.183855  <30>[   21.771660] systemd[1]: Listening on Journal Socket (/dev/log).

  946 19:05:35.184122  [  OK  ] Listening on Journal Socket (/dev/log).

  947 19:05:35.225300  <30>[   21.812630] systemd[1]: Listening on Journal Socket.

  948 19:05:35.225758  [  OK  ] Listening on Journal Socket.

  949 19:05:35.273276  <30>[   21.853675] systemd[1]: Listening on Network Service Netlink Socket.

  950 19:05:35.273773  [  OK  ] Listening on Network Service Netlink Socket.

  951 19:05:35.326058  <30>[   21.907115] systemd[1]: Listening on udev Control Socket.

  952 19:05:35.326583  [  OK  ] Listening on udev Control Socket.

  953 19:05:35.368096  <30>[   21.951192] systemd[1]: Listening on udev Kernel Socket.

  954 19:05:35.368593  [  OK  ] Listening on udev Kernel Socket.

  955 19:05:35.420961  <30>[   22.000871] systemd[1]: Condition check resulted in Huge Pages File System being skipped.

  956 19:05:35.421461  <30>[   22.012027] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.

  957 19:05:35.443647  <30>[   22.033719] systemd[1]: Mounting Kernel Debug File System...

  958 19:05:35.444114           Mounting Kernel Debug File System...

  959 19:05:35.492279  <30>[   22.077396] systemd[1]: Mounting Kernel Trace File System...

  960 19:05:35.492444           Mounting Kernel Trace File System...

  961 19:05:35.544155  <30>[   22.130175] systemd[1]: Starting Create list of static device nodes for the current kernel...

  962 19:05:35.544224           Starting Create list of st…odes for the current kernel...

  963 19:05:35.600741  <30>[   22.188578] systemd[1]: Starting Load Kernel Module configfs...

  964 19:05:35.601211           Starting Load Kernel Module configfs...

  965 19:05:35.653275  <30>[   22.238283] systemd[1]: Starting Load Kernel Module drm...

  966 19:05:35.653733           Starting Load Kernel Module drm...

  967 19:05:35.707477  <30>[   22.290103] systemd[1]: Starting Load Kernel Module fuse...

  968 19:05:35.707943           Starting Load Kernel Module fuse...

  969 19:05:35.746247  <30>[   22.339335] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

  970 19:05:35.792429  <6>[   22.376937] fuse: init (API version 7.32)

  971 19:05:35.792898  <30>[   22.377678] systemd[1]: Starting Journal Service...

  972 19:05:35.793152           Starting Journal Service...

  973 19:05:35.869106  <30>[   22.451607] systemd[1]: Starting Load Kernel Modules...

  974 19:05:35.869561           Starting Load Kernel Modules...

  975 19:05:35.935043  <30>[   22.519181] systemd[1]: Starting Remount Root and Kernel File Systems...

  976 19:05:35.935521           Starting Remount Root and Kernel File Systems...

  977 19:05:35.990899  <30>[   22.578694] systemd[1]: Starting Coldplug All udev Devices...

  978 19:05:35.991355           Starting Coldplug All udev Devices...

  979 19:05:36.078527  <30>[   22.639591] systemd[1]: Mounted Kernel Debug File System.

  980 19:05:36.078686  [  OK  ] Mounted Kernel Debug File System.

  981 19:05:36.078740  <30>[   22.660977] systemd[1]: Mounted Kernel Trace File System.

  982 19:05:36.078791  [  OK  ] Mounted Kernel Trace File System.

  983 19:05:36.119754  <30>[   22.697273] systemd[1]: Finished Create list of static device nodes for the current kernel.

  984 19:05:36.120219  [  OK  ] Finished Create list of st… nodes for the current kernel.

  985 19:05:36.211694  <30>[   22.788454] systemd[1]: modprobe@configfs.service: Succeeded.

  986 19:05:36.212198  <30>[   22.798553] systemd[1]: Finished Load Kernel Module configfs.

  987 19:05:36.212466  [  OK  ] Finished Load Kernel Module configfs.

  988 19:05:36.276480  <30>[   22.852341] systemd[1]: modprobe@drm.service: Succeeded.

  989 19:05:36.276970  <30>[   22.861923] systemd[1]: Finished Load Kernel Module drm.

  990 19:05:36.277246  [  OK  ] Finished Load Kernel Module drm.

  991 19:05:36.335445  <30>[   22.911904] systemd[1]: modprobe@fuse.service: Succeeded.

  992 19:05:36.335913  <30>[   22.921903] systemd[1]: Finished Load Kernel Module fuse.

  993 19:05:36.336203  [  OK  ] Finished Load Kernel Module fuse.

  994 19:05:36.374257  <30>[   22.962192] systemd[1]: Finished Load Kernel Modules.

  995 19:05:36.374710  [  OK  ] Finished Load Kernel Modules.

  996 19:05:36.419390  <30>[   23.001841] systemd[1]: Finished Remount Root and Kernel File Systems.

  997 19:05:36.419890  [  OK  ] Finished Remount Root and Kernel File Systems.

  998 19:05:36.472372  <30>[   23.057198] systemd[1]: Mounting FUSE Control File System...

  999 19:05:36.472875           Mounting FUSE Control File System...

 1000 19:05:36.521127  <30>[   23.106042] systemd[1]: Mounting Kernel Configuration File System...

 1001 19:05:36.521580           Mounting Kernel Configuration File System...

 1002 19:05:36.595996  <30>[   23.154457] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

 1003 19:05:36.596464  <30>[   23.164689] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

 1004 19:05:36.596749  <30>[   23.183003] systemd[1]: Starting Load/Save Random Seed...

 1005 19:05:36.596973           Starting Load/Save Random Seed...

 1006 19:05:36.642538  <30>[   23.228302] systemd[1]: Starting Apply Kernel Variables...

 1007 19:05:36.642690           Starting Apply Kernel Variables...

 1008 19:05:36.689399  <30>[   23.282713] systemd[1]: Starting Create System Users...

 1009 19:05:36.689544           Starting Create System Users...

 1010 19:05:36.745347  <30>[   23.334007] systemd[1]: Started Journal Service.

 1011 19:05:36.745498  [  OK  ] Started Journal Service.

 1012 19:05:36.786355  [  OK  ] Mounted FUSE Control File System.

 1013 19:05:36.818391  [  OK  ] Mounted Kernel Configuration File System.

 1014 19:05:36.862108  [  OK  ] Finished Load/Save Random Seed.

 1015 19:05:36.904101  [  OK  ] Finished Apply Kernel Variables.

 1016 19:05:36.936280           Starting Flush Journal to Persistent Storage...

 1017 19:05:36.984470  [  OK  ] Finished Create System Users.

 1018 19:05:37.041851           Starting Create Static Device Nodes in /dev...

 1019 19:05:37.041957  <46>[   23.636075] systemd-journald[290]: Received client request to flush runtime journal.

 1020 19:05:37.192764  [  OK  ] Finished Create Static Device Nodes in /dev.

 1021 19:05:37.224530  [  OK  ] Reached target Local File Systems (Pre).

 1022 19:05:37.256398  [  OK  ] Reached target Local File Systems.

 1023 19:05:37.318416           Starting Rule-based Manage…for Device Events and Files...

 1024 19:05:37.883974  [  OK  ] Finished Flush Journal to Persistent Storage.

 1025 19:05:37.915925  [  OK  ] Started Rule-based Manager for Device Events and Files.

 1026 19:05:37.963986           Starting Network Service...

 1027 19:05:38.017440           Starting Create Volatile Files and Directories...

 1028 19:05:38.845062  [  OK  ] Finished Create Volatile Files and Directories.

 1029 19:05:38.861100  [  OK  ] Started Network Service.

 1030 19:05:38.956951           Starting Network Name Resolution...

 1031 19:05:39.062951           Starting Network Time Synchronization...

 1032 19:05:39.126648           Starting Update UTMP about System Boot/Shutdown...

 1033 19:05:39.387324  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 1034 19:05:39.873496  [  OK  ] Started Network Time Synchronization.

 1035 19:05:39.905369  [  OK  ] Reached target System Time Set.

 1036 19:05:39.935285  [  OK  ] Reached target System Time Synchronized.

 1037 19:05:40.584356  [  OK  ] Started Network Name Resolution.

 1038 19:05:40.616386  [  OK  ] Reached target Network.

 1039 19:05:40.664163  [  OK  ] Reached target Host and Network Name Lookups.

 1040 19:05:41.755761  [  OK  ] Reached target Hardware activated USB gadget.

 1041 19:05:41.835888  [  OK  ] Found device /dev/ttymxc1.

 1042 19:05:41.899402  [  OK  ] Finished Coldplug All udev Devices.

 1043 19:05:41.995537  [  OK  ] Reached target System Initialization.

 1044 19:05:42.053191  [  OK  ] Started Daily apt download activities.

 1045 19:05:42.092257  [  OK  ] Started Daily apt upgrade and clean activities.

 1046 19:05:42.145464  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 1047 19:05:42.184920  [  OK  ] Started Discard unused blocks once a week.

 1048 19:05:42.216073  [  OK  ] Started Daily Cleanup of Temporary Directories.

 1049 19:05:42.232158  [  OK  ] Reached target Timers.

 1050 19:05:42.294828  [  OK  ] Listening on D-Bus System Message Bus Socket.

 1051 19:05:42.310807  [  OK  ] Reached target Sockets.

 1052 19:05:42.355865  [  OK  ] Reached target Basic System.

 1053 19:05:42.426680  [  OK  ] Started D-Bus System Message Bus.

 1054 19:05:42.569944           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 1055 19:05:42.681968           Starting User Login Management...

 1056 19:05:42.714135           Starting Permit User Sessions...

 1057 19:05:42.980820  [  OK  ] Finished Permit User Sessions.

 1058 19:05:43.635957  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 1059 19:05:45.279471  [  OK  ] Started User Login Management.

 1060 19:05:45.327421  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 1061 19:05:45.375307  [  OK  ] Started Getty on tty1.

 1062 19:05:45.439157  [  OK  ] Started Serial Getty on ttymxc1.

 1063 19:05:45.482973  [  OK  ] Reached target Login Prompts.

 1064 19:05:45.521026  [  OK  ] Reached target Multi-User System.

 1065 19:05:45.562789  [  OK  ] Reached target Graphical Interface.

 1066 19:05:45.621776           Starting Update UTMP about System Runlevel Changes...

 1067 19:05:45.786701  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 1068 19:05:45.903084  

 1069 19:05:45.903500  

 1070 19:05:45.903723  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1

 1071 19:05:45.903921  

 1072 19:05:45.904109  debian-bullseye-armhf login: root (automatic login)

 1073 19:05:45.904305  

 1074 19:05:45.904492  

 1075 19:05:46.470381  Linux debian-bullseye-armhf 5.10.201-cip40 #1 SMP Wed Nov 22 18:37:22 UTC 2023 armv7l

 1076 19:05:46.470819  

 1077 19:05:46.471051  The programs included with the Debian GNU/Linux system are free software;

 1078 19:05:46.471253  the exact distribution terms for each program are described in the

 1079 19:05:46.471442  individual files in /usr/share/doc/*/copyright.

 1080 19:05:46.471624  

 1081 19:05:46.471806  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1082 19:05:46.471989  permitted by applicable law.

 1083 19:05:50.896600  Matched prompt #10: / #
 1085 19:05:50.897530  Setting prompt string to ['/ #']
 1086 19:05:50.897849  end: 2.4.4.1 login-action (duration 00:00:38) [common]
 1088 19:05:50.898570  end: 2.4.4 auto-login-action (duration 00:00:39) [common]
 1089 19:05:50.898883  start: 2.4.5 expect-shell-connection (timeout 00:03:24) [common]
 1090 19:05:50.899129  Setting prompt string to ['/ #']
 1091 19:05:50.899337  Forcing a shell prompt, looking for ['/ #']
 1093 19:05:50.949994  / # 

 1094 19:05:50.950578  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1095 19:05:50.950975  Waiting using forced prompt support (timeout 00:02:30)
 1096 19:05:50.959706  

 1097 19:05:51.003061  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1098 19:05:51.003619  start: 2.4.6 export-device-env (timeout 00:03:24) [common]
 1099 19:05:51.003954  Sending with 10 millisecond of delay
 1101 19:05:56.114830  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp'

 1102 19:05:56.125105  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12061748/extract-nfsrootfs-qv05parp'

 1103 19:05:56.135333  Sending with 10 millisecond of delay
 1105 19:05:58.361324  / # export NFS_SERVER_IP='192.168.201.1'

 1106 19:05:58.372234  export NFS_SERVER_IP='192.168.201.1'

 1107 19:05:58.388434  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1108 19:05:58.388762  end: 2.4 uboot-commands (duration 00:01:43) [common]
 1109 19:05:58.389181  end: 2 uboot-action (duration 00:01:43) [common]
 1110 19:05:58.389539  start: 3 lava-test-retry (timeout 00:07:46) [common]
 1111 19:05:58.389898  start: 3.1 lava-test-shell (timeout 00:07:46) [common]
 1112 19:05:58.390229  Using namespace: common
 1114 19:05:58.491201  / # #

 1115 19:05:58.491769  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1116 19:05:58.500250  #

 1117 19:05:58.516490  Using /lava-12061748
 1119 19:05:58.617717  / # export SHELL=/bin/bash

 1120 19:05:58.627967  export SHELL=/bin/bash

 1122 19:05:58.744930  / # . /lava-12061748/environment

 1123 19:05:58.755614  . /lava-12061748/environment

 1125 19:05:58.899908  / # /lava-12061748/bin/lava-test-runner /lava-12061748/0

 1126 19:05:58.900458  Test shell timeout: 10s (minimum of the action and connection timeout)
 1127 19:05:58.915470  /lava-12061748/bin/lava-test-runner /lava-12061748/0

 1128 19:05:59.521592  + export TESTRUN_ID=0_timesync-off

 1129 19:05:59.522054  + TESTRUN_ID=0_timesync-off

 1130 19:05:59.522378  + cd /lava-12061748/0/tests/0_timesync-off

 1131 19:05:59.522601  ++ cat uuid

 1132 19:05:59.565298  + UUID=12061748_1.6.2.4.1

 1133 19:05:59.565743  + set +x

 1134 19:05:59.565997  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12061748_1.6.2.4.1>

 1135 19:05:59.566285  + systemctl stop systemd-timesyncd

 1136 19:05:59.566749  Received signal: <STARTRUN> 0_timesync-off 12061748_1.6.2.4.1
 1137 19:05:59.567017  Starting test lava.0_timesync-off (12061748_1.6.2.4.1)
 1138 19:05:59.567307  Skipping test definition patterns.
 1139 19:05:59.707273  + set +x

 1140 19:05:59.707738  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12061748_1.6.2.4.1>

 1141 19:05:59.708249  Received signal: <ENDRUN> 0_timesync-off 12061748_1.6.2.4.1
 1142 19:05:59.708547  Ending use of test pattern.
 1143 19:05:59.708764  Ending test lava.0_timesync-off (12061748_1.6.2.4.1), duration 0.14
 1145 19:05:59.928716  + export TESTRUN_ID=1_kselftest-lkdtm

 1146 19:05:59.929185  + TESTRUN_ID=1_kselftest-lkdtm

 1147 19:05:59.929443  + cd /lava-12061748/0/tests/1_kselftest-lkdtm

 1148 19:05:59.929665  ++ cat uuid

 1149 19:05:59.997816  + UUID=12061748_1.6.2.4.5

 1150 19:05:59.998329  + set +x

 1151 19:05:59.998590  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12061748_1.6.2.4.5>

 1152 19:05:59.998814  + cd ./automated/linux/kselftest/

 1153 19:05:59.999031  + ./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/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 1154 19:05:59.999519  Received signal: <STARTRUN> 1_kselftest-lkdtm 12061748_1.6.2.4.5
 1155 19:05:59.999764  Starting test lava.1_kselftest-lkdtm (12061748_1.6.2.4.5)
 1156 19:06:00.000034  Skipping test definition patterns.
 1157 19:06:00.173338  INFO: install_deps skipped

 1158 19:06:00.319297  --2023-11-22 19:02:05--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.200-cip40-188-g33d0b44cd71d/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1159 19:06:00.350267  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 1160 19:06:00.462065  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 1161 19:06:00.589974  HTTP request sent, awaiting response... 200 OK

 1162 19:06:00.590494  Length: 1410968 (1.3M) [application/octet-stream]

 1163 19:06:00.610907  Saving to: 'kselftest.tar.xz'

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 1213 19:06:11.474795  

 1214 19:06:11.507079  2023-11-22 19:02:16 (127 KB/s) - 'kselftest.tar.xz' saved [1410968/1410968]

 1215 19:06:11.507543  

 1216 19:06:15.381535  skiplist:

 1217 19:06:15.381664  ========================================

 1218 19:06:15.381723  ========================================

 1219 19:06:15.461389  lkdtm:PANIC.sh

 1220 19:06:15.461473  lkdtm:BUG.sh

 1221 19:06:15.461526  lkdtm:WARNING.sh

 1222 19:06:15.504465  lkdtm:WARNING_MESSAGE.sh

 1223 19:06:15.504544  lkdtm:EXCEPTION.sh

 1224 19:06:15.504596  lkdtm:LOOP.sh

 1225 19:06:15.504643  lkdtm:EXHAUST_STACK.sh

 1226 19:06:15.504688  lkdtm:CORRUPT_STACK.sh

 1227 19:06:15.504731  lkdtm:CORRUPT_STACK_STRONG.sh

 1228 19:06:15.504775  lkdtm:CORRUPT_LIST_ADD.sh

 1229 19:06:15.504819  lkdtm:CORRUPT_LIST_DEL.sh

 1230 19:06:15.504861  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1231 19:06:15.504904  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1232 19:06:15.504948  lkdtm:UNSET_SMEP.sh

 1233 19:06:15.504990  lkdtm:DOUBLE_FAULT.sh

 1234 19:06:15.505033  lkdtm:CORRUPT_PAC.sh

 1235 19:06:15.505075  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1236 19:06:15.505117  lkdtm:OVERWRITE_ALLOCATION.sh

 1237 19:06:15.505159  lkdtm:WRITE_AFTER_FREE.sh

 1238 19:06:15.505202  lkdtm:READ_AFTER_FREE.sh

 1239 19:06:15.505245  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1240 19:06:15.547721  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1241 19:06:15.547795  lkdtm:SLAB_FREE_DOUBLE.sh

 1242 19:06:15.547863  lkdtm:SLAB_FREE_CROSS.sh

 1243 19:06:15.547940  lkdtm:SLAB_FREE_PAGE.sh

 1244 19:06:15.548014  lkdtm:SOFTLOCKUP.sh

 1245 19:06:15.548058  lkdtm:HARDLOCKUP.sh

 1246 19:06:15.548131  lkdtm:SPINLOCKUP.sh

 1247 19:06:15.548174  lkdtm:HUNG_TASK.sh

 1248 19:06:15.548248  lkdtm:EXEC_DATA.sh

 1249 19:06:15.548322  lkdtm:EXEC_STACK.sh

 1250 19:06:15.548364  lkdtm:EXEC_KMALLOC.sh

 1251 19:06:15.548438  lkdtm:EXEC_VMALLOC.sh

 1252 19:06:15.548480  lkdtm:EXEC_RODATA.sh

 1253 19:06:15.548522  lkdtm:EXEC_USERSPACE.sh

 1254 19:06:15.548563  lkdtm:EXEC_NULL.sh

 1255 19:06:15.548606  lkdtm:ACCESS_USERSPACE.sh

 1256 19:06:15.548648  lkdtm:ACCESS_NULL.sh

 1257 19:06:15.548690  lkdtm:WRITE_RO.sh

 1258 19:06:15.548733  lkdtm:WRITE_RO_AFTER_INIT.sh

 1259 19:06:15.548775  lkdtm:WRITE_KERN.sh

 1260 19:06:15.548818  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1261 19:06:15.591131  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1262 19:06:15.591565  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1263 19:06:15.591787  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1264 19:06:15.591996  lkdtm:REFCOUNT_DEC_ZERO.sh

 1265 19:06:15.592185  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1266 19:06:15.592367  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1267 19:06:15.592547  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1268 19:06:15.592726  lkdtm:REFCOUNT_INC_ZERO.sh

 1269 19:06:15.592910  lkdtm:REFCOUNT_ADD_ZERO.sh

 1270 19:06:15.593159  lkdtm:REFCOUNT_INC_SATURATED.sh

 1271 19:06:15.593352  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1272 19:06:15.593549  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1273 19:06:15.593742  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1274 19:06:15.593928  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1275 19:06:15.633586  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1276 19:06:15.633663  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1277 19:06:15.633716  lkdtm:REFCOUNT_TIMING.sh

 1278 19:06:15.633762  lkdtm:ATOMIC_TIMING.sh

 1279 19:06:15.633805  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1280 19:06:15.633848  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1281 19:06:15.633890  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1282 19:06:15.633933  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1283 19:06:15.633974  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1284 19:06:15.634017  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1285 19:06:15.634059  lkdtm:USERCOPY_STACK_BEYOND.sh

 1286 19:06:15.634106  lkdtm:USERCOPY_KERNEL.sh

 1287 19:06:15.634152  lkdtm:STACKLEAK_ERASING.sh

 1288 19:06:15.634193  lkdtm:CFI_FORWARD_PROTO.sh

 1289 19:06:15.634240  ============== Tests to run ===============

 1290 19:06:15.676694  lkdtm:PANIC.sh

 1291 19:06:15.676772  lkdtm:BUG.sh

 1292 19:06:15.676823  lkdtm:WARNING.sh

 1293 19:06:15.676870  lkdtm:WARNING_MESSAGE.sh

 1294 19:06:15.676912  lkdtm:EXCEPTION.sh

 1295 19:06:15.676955  lkdtm:LOOP.sh

 1296 19:06:15.676998  lkdtm:EXHAUST_STACK.sh

 1297 19:06:15.677040  lkdtm:CORRUPT_STACK.sh

 1298 19:06:15.677082  lkdtm:CORRUPT_STACK_STRONG.sh

 1299 19:06:15.677123  lkdtm:CORRUPT_LIST_ADD.sh

 1300 19:06:15.677165  lkdtm:CORRUPT_LIST_DEL.sh

 1301 19:06:15.677206  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1302 19:06:15.677249  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1303 19:06:15.677291  lkdtm:UNSET_SMEP.sh

 1304 19:06:15.677332  lkdtm:DOUBLE_FAULT.sh

 1305 19:06:15.677374  lkdtm:CORRUPT_PAC.sh

 1306 19:06:15.677416  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1307 19:06:15.677458  lkdtm:OVERWRITE_ALLOCATION.sh

 1308 19:06:15.677500  lkdtm:WRITE_AFTER_FREE.sh

 1309 19:06:15.719932  lkdtm:READ_AFTER_FREE.sh

 1310 19:06:15.720009  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1311 19:06:15.720066  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1312 19:06:15.720117  lkdtm:SLAB_FREE_DOUBLE.sh

 1313 19:06:15.720171  lkdtm:SLAB_FREE_CROSS.sh

 1314 19:06:15.720219  lkdtm:SLAB_FREE_PAGE.sh

 1315 19:06:15.720267  lkdtm:SOFTLOCKUP.sh

 1316 19:06:15.720315  lkdtm:HARDLOCKUP.sh

 1317 19:06:15.720356  lkdtm:SPINLOCKUP.sh

 1318 19:06:15.720397  lkdtm:HUNG_TASK.sh

 1319 19:06:15.720439  lkdtm:EXEC_DATA.sh

 1320 19:06:15.720479  lkdtm:EXEC_STACK.sh

 1321 19:06:15.720520  lkdtm:EXEC_KMALLOC.sh

 1322 19:06:15.720561  lkdtm:EXEC_VMALLOC.sh

 1323 19:06:15.720602  lkdtm:EXEC_RODATA.sh

 1324 19:06:15.720644  lkdtm:EXEC_USERSPACE.sh

 1325 19:06:15.720685  lkdtm:EXEC_NULL.sh

 1326 19:06:15.720726  lkdtm:ACCESS_USERSPACE.sh

 1327 19:06:15.720766  lkdtm:ACCESS_NULL.sh

 1328 19:06:15.720807  lkdtm:WRITE_RO.sh

 1329 19:06:15.720847  lkdtm:WRITE_RO_AFTER_INIT.sh

 1330 19:06:15.763213  lkdtm:WRITE_KERN.sh

 1331 19:06:15.763612  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1332 19:06:15.763834  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1333 19:06:15.764029  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1334 19:06:15.764213  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1335 19:06:15.764396  lkdtm:REFCOUNT_DEC_ZERO.sh

 1336 19:06:15.764574  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1337 19:06:15.764754  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1338 19:06:15.764937  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1339 19:06:15.765116  lkdtm:REFCOUNT_INC_ZERO.sh

 1340 19:06:15.765290  lkdtm:REFCOUNT_ADD_ZERO.sh

 1341 19:06:15.765486  lkdtm:REFCOUNT_INC_SATURATED.sh

 1342 19:06:15.765672  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1343 19:06:15.765850  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1344 19:06:15.766027  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1345 19:06:15.806025  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1346 19:06:15.806158  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1347 19:06:15.806213  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1348 19:06:15.806261  lkdtm:REFCOUNT_TIMING.sh

 1349 19:06:15.806305  lkdtm:ATOMIC_TIMING.sh

 1350 19:06:15.806348  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1351 19:06:15.806391  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1352 19:06:15.806436  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1353 19:06:15.806479  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1354 19:06:15.806522  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1355 19:06:15.806565  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1356 19:06:15.806608  lkdtm:USERCOPY_STACK_BEYOND.sh

 1357 19:06:15.806651  lkdtm:USERCOPY_KERNEL.sh

 1358 19:06:15.806693  lkdtm:STACKLEAK_ERASING.sh

 1359 19:06:15.806736  lkdtm:CFI_FORWARD_PROTO.sh

 1360 19:06:15.826882  ===========End Tests to run ===============

 1361 19:06:15.826956  shardfile-lkdtm pass

 1362 19:06:17.712970  <12>[   64.320865] kselftest: Running tests in lkdtm

 1363 19:06:17.760791  TAP version 13

 1364 19:06:17.808642  1..70

 1365 19:06:17.840678  # selftests: lkdtm: PANIC.sh

 1366 19:06:18.319654  # Skipping PANIC: crashes entire system

 1367 19:06:18.335896  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1368 19:06:18.367797  # selftests: lkdtm: BUG.sh

 1369 19:06:18.730460  <6>[   65.299345] lkdtm: Performing direct entry BUG

 1370 19:06:18.730602  <4>[   65.304373] ------------[ cut here ]------------

 1371 19:06:18.730660  <2>[   65.309273] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1372 19:06:18.730710  <0>[   65.314784] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1373 19:06:18.773973  <4>[   65.320206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1374 19:06:18.774052  <4>[   65.349759] CPU: 1 PID: 717 Comm: cat Not tainted 5.10.201-cip40 #1

 1375 19:06:18.774111  <4>[   65.356309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1376 19:06:18.774160  <4>[   65.363135] PC is at lkdtm_BUG+0x14/0x18

 1377 19:06:18.774206  <4>[   65.367350] LR is at lkdtm_do_action+0x2c/0x4c

 1378 19:06:18.774249  <4>[   65.372078] pc : [<c0c57204>]    lr : [<c0c56c84>]    psr: a00e0013

 1379 19:06:18.774294  <4>[   65.378628] sp : c4575e58  ip : c4575e68  fp : c4575e64

 1380 19:06:18.817878  <4>[   65.384135] r10: 00000004  r9 : c1ad5410  r8 : c15ebe94

 1381 19:06:18.818375  <4>[   65.389647] r7 : c4575f60  r6 : 00000004  r5 : c2d6c000  r4 : 00000001

 1382 19:06:18.818650  <4>[   65.396456] r3 : c0c571f0  r2 : 493fd494  r1 : ef7965e0  r0 : c15ebe9c

 1383 19:06:18.818871  <4>[   65.403270] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1384 19:06:18.819082  <4>[   65.410689] Control: 10c5387d  Table: 15f2004a  DAC: 00000051

 1385 19:06:18.819291  <0>[   65.416722] Process cat (pid: 717, stack limit = 0x7e7596d6)

 1386 19:06:18.819498  <0>[   65.422668] Stack: (0xc4575e58 to 0xc4576000)

 1387 19:06:18.861204  <0>[   65.427313] 5e40:                                                       c4575e74 c4575e68

 1388 19:06:18.861697  <0>[   65.435786] 5e60: c0c56c84 c0c571fc c4575e9c c4575e78 c0c57184 c0c56c64 c0c57064 c4638500

 1389 19:06:18.861978  <0>[   65.444257] 5e80: b6eae000 00000004 c30200c0 c4575f60 c4575ec4 c4575ea0 c07e13f8 c0c57070

 1390 19:06:18.862246  <0>[   65.452727] 5ea0: 00000000 c4638500 b6eae000 c2815800 c4575f60 c07e1394 c4575f5c c4575ec8

 1391 19:06:18.862478  <0>[   65.461198] 5ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c4574000

 1392 19:06:18.904467  <0>[   65.469666] 5ee0: b6eae000 00020000 00000004 00000004 0001fffc c4575ee0 00000001 b6ead000

 1393 19:06:18.904963  <0>[   65.478133] 5f00: c6a3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1394 19:06:18.905245  <0>[   65.486602] 5f20: 00000000 00000000 c13dc130 493fd494 c206c120 c4638500 c4638500 c4574000

 1395 19:06:18.905489  <0>[   65.495071] 5f40: b6eae000 00000000 00000000 00000004 c4575f94 c4575f60 c059be08 c059b75c

 1396 19:06:18.905730  <0>[   65.503539] 5f60: 00000000 00000000 c4575fac 493fd494 00000004 00000004 b6ff5e00 00000004

 1397 19:06:18.947953  <0>[   65.512009] 5f80: c03002e4 c4574000 c4575fa4 c4575f98 c059be98 c059bda0 00000000 c4575fa8

 1398 19:06:18.948438  <0>[   65.520476] 5fa0: c03000c0 c059be8c 00000004 00000004 00000001 b6eae000 00000004 00000000

 1399 19:06:18.948740  <0>[   65.528943] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1400 19:06:18.949048  <0>[   65.537411] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000

 1401 19:06:18.949289  <0>[   65.545865] Backtrace: 

 1402 19:06:18.949511  <0>[   65.548622] [<c0c571f0>] (lkdtm_BUG) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1403 19:06:18.991223  <0>[   65.556489] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1404 19:06:18.991719  <0>[   65.564800] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1405 19:06:18.991997  <0>[   65.573013]  r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064

 1406 19:06:18.992234  <0>[   65.581060] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1407 19:06:18.992461  <0>[   65.589183]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000

 1408 19:06:18.992687  <0>[   65.597222] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1409 19:06:19.034642  <0>[   65.604650]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500

 1410 19:06:19.035135  <0>[   65.612760]  r4:c4638500

 1411 19:06:19.035412  <0>[   65.615590] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1412 19:06:19.035652  <0>[   65.623018]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004

 1413 19:06:19.035880  <0>[   65.631059] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1414 19:06:19.036105  <0>[   65.638910] Exception stack(0xc4575fa8 to 0xc4575ff0)

 1415 19:06:19.077874  <0>[   65.644252] 5fa0:                   00000004 00000004 00000001 b6eae000 00000004 00000000

 1416 19:06:19.078407  <0>[   65.652720] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1417 19:06:19.078697  <0>[   65.661183] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6

 1418 19:06:19.078937  <0>[   65.666526] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1419 19:06:19.079164  <4>[   65.672915] ---[ end trace ea4e67d5a6cc0ba2 ]---

 1420 19:06:19.079395  <3>[   65.677825] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1421 19:06:19.121266  <3>[   65.686986] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 717, name: cat

 1422 19:06:19.121759  <4>[   65.694922] INFO: lockdep is turned off.

 1423 19:06:19.122037  <4>[   65.699124] irq event stamp: 1590

 1424 19:06:19.122313  <4>[   65.702745] hardirqs last  enabled at (1589): [<c03d6858>] console_unlock+0x4b0/0x6c0

 1425 19:06:19.122548  <4>[   65.710866] hardirqs last disabled at (1590): [<c0300c60>] __und_svc+0x60/0x6c

 1426 19:06:19.122775  <4>[   65.718380] softirqs last  enabled at (1182): [<c030219c>] __do_softirq+0x36c/0x5a0

 1427 19:06:19.122998  <4>[   65.726330] softirqs last disabled at (1173): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0

 1428 19:06:19.164135  <4>[   65.734452] CPU: 1 PID: 717 Comm: cat Tainted: G      D           5.10.201-cip40 #1

 1429 19:06:19.164277  <4>[   65.742391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1430 19:06:19.164341  <4>[   65.749199] Backtrace: 

 1431 19:06:19.164393  <4>[   65.751957] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 1432 19:06:19.164442  <4>[   65.759818]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8

 1433 19:06:19.164490  <4>[   65.765775] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 1434 19:06:19.207730  <4>[   65.773391] [<c13c0468>] (dump_stack) from [<c038fabc>] (___might_sleep+0x188/0x2e0)

 1435 19:06:19.207906  <4>[   65.781429]  r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d16cc r4:c4574000

 1436 19:06:19.208011  <4>[   65.789469] [<c038f934>] (___might_sleep) from [<c038fc84>] (__might_sleep+0x70/0xb0)

 1437 19:06:19.208100  <4>[   65.797585]  r6:00000000 r5:00000031 r4:c19d16cc

 1438 19:06:19.208186  <4>[   65.802511] [<c038fc14>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1439 19:06:19.208266  <4>[   65.810541]  r6:00000001 r5:c4574000 r4:c4765e80

 1440 19:06:19.250842  <4>[   65.815466] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1441 19:06:19.251014  <4>[   65.823066]  r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c4765e80

 1442 19:06:19.251072  <4>[   65.830068] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1443 19:06:19.251122  <4>[   65.837658]  r7:c1e1cb0c

 1444 19:06:19.251168  <4>[   65.840492] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1445 19:06:19.251215  <4>[   65.847919] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1446 19:06:19.251269  <4>[   65.855261]  r10:00000004 r9:c4574000 r8:c15ebe94 r7:00000000 r6:c4575dc8 r5:c0c57204

 1447 19:06:19.294046  <4>[   65.863370]  r4:e7f001f2

 1448 19:06:19.294125  <4>[   65.866199] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1449 19:06:19.294179  <4>[   65.874398] Exception stack(0xc4575dc8 to 0xc4575e10)

 1450 19:06:19.294239  <4>[   65.879739] 5dc0:                   c15ebe9c ef7965e0 493fd494 c0c571f0 00000001 c2d6c000

 1451 19:06:19.294301  <4>[   65.888209] 5de0: 00000004 c4575f60 c15ebe94 c1ad5410 00000004 c4575e64 c4575e68 c4575e58

 1452 19:06:19.294360  <4>[   65.896672] 5e00: c0c56c84 c0c57204 a00e0013 ffffffff

 1453 19:06:19.294419  <4>[   65.902010]  r7:c4575dfc r6:ffffffff r5:a00e0013 r4:c0c57208

 1454 19:06:19.337423  <4>[   65.907964] [<c0c571f0>] (lkdtm_BUG) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1455 19:06:19.337499  <4>[   65.915827] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1456 19:06:19.337553  <4>[   65.924131] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1457 19:06:19.337600  <4>[   65.932339]  r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064

 1458 19:06:19.337645  <4>[   65.940383] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1459 19:06:19.380843  <4>[   65.948504]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000

 1460 19:06:19.380938  <4>[   65.956542] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1461 19:06:19.381011  <4>[   65.963969]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500

 1462 19:06:19.381071  <4>[   65.972079]  r4:c4638500

 1463 19:06:19.381139  <4>[   65.974907] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1464 19:06:19.381184  <4>[   65.982333]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004

 1465 19:06:19.433420  <4>[   65.990371] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1466 19:06:19.433509  <4>[   65.998223] Exception stack(0xc4575fa8 to 0xc4575ff0)

 1467 19:06:19.433564  <4>[   66.003565] 5fa0:                   00000004 00000004 00000001 b6eae000 00000004 00000000

 1468 19:06:19.433611  <4>[   66.012032] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1469 19:06:19.433656  <4>[   66.020495] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6

 1470 19:06:19.433700  # Segmentation fault

 1471 19:06:19.547915  # [   65.299345] lkdtm: Performing direct entry BUG

 1472 19:06:19.548351  # [   65.304373] ------------[ cut here ]------------

 1473 19:06:19.548601  # [   65.309273] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1474 19:06:19.548821  # [   65.314784] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1475 19:06:19.590785  # [   65.320206] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1476 19:06:19.590956  # [   65.349759] CPU: 1 PID: 717 Comm: cat Not tainted 5.10.201-cip40 #1

 1477 19:06:19.591040  # [   65.356309] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1478 19:06:19.591128  # [   65.363135] PC is at lkdtm_BUG+0x14/0x18

 1479 19:06:19.591198  # [   65.367350] LR is at lkdtm_do_action+0x2c/0x4c

 1480 19:06:19.591263  # [   65.372078] pc : [<c0c57204>]    lr : [<c0c56c84>]    psr: a00e0013

 1481 19:06:19.591320  # [   65.378628] sp : c4575e58  ip : c4575e68  fp : c4575e64

 1482 19:06:19.638553  # [   65.384135] r10: 00000004  r9 : c1ad5410  r8 : c15ebe94

 1483 19:06:19.639001  # [   65.389647] r7 : c4575f60  r6 : 00000004  r5 : c2d6c000  r4 : 00000001

 1484 19:06:19.639279  # [   65.396456] r3 : c0c571f0  r2 : 493fd494  r1 : ef7965e0  r0 : c15ebe9c

 1485 19:06:19.639505  # [   65.403270] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1486 19:06:19.639715  # [   65.410689] Control: 10c5387d  Table: 15f2004a  DAC: 00000051

 1487 19:06:19.639937  # [   65.416722] Process cat (pid: 717, stack limit = 0x7e7596d6)

 1488 19:06:19.640138  # [   65.422668] Stack: (0xc4575e58 to 0xc4576000)

 1489 19:06:19.682252  # [   65.427313] 5e40:                                                       c4575e74 c4575e68

 1490 19:06:19.682400  # [   65.435786] 5e60: c0c56c84 c0c571fc c4575e9c c4575e78 c0c57184 c0c56c64 c0c57064 c4638500

 1491 19:06:19.682473  # [   65.444257] 5e80: b6eae000 00000004 c30200c0 c4575f60 c4575ec4 c4575ea0 c07e13f8 c0c57070

 1492 19:06:19.682520  # [   65.452727] 5ea0: 00000000 c4638500 b6eae000 c2815800 c4575f60 c07e1394 c4575f5c c4575ec8

 1493 19:06:19.682596  # [   65.461198] 5ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c4574000

 1494 19:06:19.726423  # [   65.469666] 5ee0: b6eae000 00020000 00000004 00000004 0001fffc c4575ee0 00000001 b6ead000

 1495 19:06:19.726853  # [   65.478133] 5f00: c6a3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1496 19:06:19.727085  # [   65.486602] 5f20: 00000000 00000000 c13dc130 493fd494 c206c120 c4638500 c4638500 c4574000

 1497 19:06:19.727287  # [   65.495071] 5f40: b6eae000 00000000 00000000 00000004 c4575f94 c4575f60 c059be08 c059b75c

 1498 19:06:19.727482  # [   65.503539] 5f60: 00000000 00000000 c4575fac 493fd494 00000004 00000004 b6ff5e00 00000004

 1499 19:06:19.770565  # [   65.512009] 5f80: c03002e4 c4574000 c4575fa4 c4575f98 c059be98 c059bda0 00000000 c4575fa8

 1500 19:06:19.771020  # [   65.520476] 5fa0: c03000c0 c059be8c 00000004 00000004 00000001 b6eae000 00000004 00000000

 1501 19:06:19.771270  # [   65.528943] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1502 19:06:19.771490  # [   65.537411] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6 800e0030 00000001 00000000 00000000

 1503 19:06:19.771698  # [   65.545865] Backtrace: 

 1504 19:06:19.771901  # [   65.548622] [<c0c571f0>] (lkdtm_BUG) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1505 19:06:19.814279  # [   65.556489] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1506 19:06:19.814426  # [   65.564800] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1507 19:06:19.814485  # [   65.573013]  r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064

 1508 19:06:19.814539  # [   65.581060] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1509 19:06:19.814586  # [   65.589183]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000

 1510 19:06:19.814631  # [   65.597222] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1511 19:06:19.858608  # [   65.604650]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500

 1512 19:06:19.859070  # [   65.612760]  r4:c4638500

 1513 19:06:19.859348  # [   65.615590] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1514 19:06:19.859585  # [   65.623018]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004

 1515 19:06:19.859793  # [   65.631059] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1516 19:06:19.859998  # [   65.638910] Exception stack(0xc4575fa8 to 0xc4575ff0)

 1517 19:06:19.902641  # [   65.644252] 5fa0:                   00000004 00000004 00000001 b6eae000 00000004 00000000

 1518 19:06:19.903137  # [   65.652720] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1519 19:06:19.903436  # [   65<6>[   66.472272] lkdtm: Performing direct entry WARNING

 1520 19:06:19.903681  .661183] 5fe0: 00000004 beaf67f8 <4>[   66.479400] ------------[ cut here ]------------

 1521 19:06:19.903917  b6f5fd8f b6ee67e6

 1522 19:06:19.904142  # [   65.66652<4>[   66.487124] WARNING: CPU: 3 PID: 789 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1523 19:06:19.946618  6] Code: e92dd800 e24cb004 e52de0<4>[   66.498709] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1524 19:06:19.947096  04 e8bd4000 (e7f001f2) 

 1525 19:06:19.947379  # [   65<4>[   66.530594] CPU: 3 PID: 789 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 1526 19:06:19.990661  .672915] ---[ end trace ea4e67d5a<4>[   66.541316] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1527 19:06:19.991159  6cc0ba2 ]---

 1528 19:06:19.991459  # [   65.677825] BU<4>[   66.550965] Backtrace: 

 1529 19:06:19.991704  G: sleeping function called from <4>[   66.556548] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 1530 19:06:19.991936  invalid context at include/linux/<4>[   66.567236]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1531 19:06:19.992162  percpu-rwsem.h:49

 1532 19:06:19.992381  # [   65.68698<4>[   66.576021] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 1533 19:06:20.034594  6] in_atomic(): 0, irqs_disabled(<4>[   66.586454] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1534 19:06:20.035088  ): 128, non_block: 0, pid: 717, n<4>[   66.596532]  r9:00000009 r8:c0c57250 r7:00000053 r6:00000009 r5:c0c57250 r4:c1ad5acc

 1535 19:06:20.035394  ame: cat

 1536 19:06:20.035632  # [   65.694922] INFO: <4>[   66.607398] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 1537 19:06:20.035866  lockdep is turned off.

 1538 19:06:20.036088  # [   65.<4>[   66.618002]  r7:00000053 r6:c1ad5acc r5:00000000 r4:c4408000

 1539 19:06:20.036309  699124] irq event stamp: 1590

 1540 19:06:20.078611  # <4>[   66.626788] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0c57250>] (lkdtm_WARNING+0x48/0x4c)

 1541 19:06:20.079072  [   65.702745] hardirqs last  ena<4>[   66.637996]  r9:c1ad5414 r8:c15ebe94 r7:c4409f60 r6:00000008 r5:c431d000 r4:00000002

 1542 19:06:20.079355  bled at (1589): [<c03d6858>] cons<4>[   66.648864] [<c0c57208>] (lkdtm_WARNING) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1543 19:06:20.079584  ole_unlock+0x4b0/0x6c0

 1544 19:06:20.079787  # [   65.<4>[   66.659904] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1545 19:06:20.122658  710866] hardirqs last disabled at<4>[   66.671036] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1546 19:06:20.123156   (1590): [<c0300c60>] __und_svc+0<4>[   66.682069]  r9:c4409f60 r8:c30200c0 r7:00000008 r6:b6dd6000 r5:c410f400 r4:c0c57064

 1547 19:06:20.123455  x60/0x6c

 1548 19:06:20.123701  # [   65.718380] softir<4>[   66.692944] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1549 19:06:20.123934  qs last  enabled at (1182): [<c03<4>[   66.703887]  r9:c07e1394 r8:c4409f60 r7:c2815800 r6:b6dd6000 r5:c410f400 r4:00000000

 1550 19:06:20.124163  0219c>] __do_softirq+0x36c/0x5a0

 1551 19:06:20.166660  <4>[   66.714754] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1552 19:06:20.167154  <4>[   66.725009]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4408000 r5:c410f400

 1553 19:06:20.167446  <4>[   66.733103]  r4:c410f400

 1554 19:06:20.167685  

 1555 19:06:20.167913  # [   65.726330] softirqs last d<4>[   66.735910] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1556 19:06:20.168140  <4>[   66.746164]  r9:c4408000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000008 r4:00000008

 1557 19:06:20.168364  isabled at (1173): [<c035f8fc>] _<4>[   66.754179] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1558 19:06:20.210469  <4>[   66.764879] Exception stack(0xc4409fa8 to 0xc4409ff0)

 1559 19:06:20.210811  _irq_exit_rcu+0x178/0x1d0

 1560 19:06:20.210870  # [   <4>[   66.770200] 9fa0:                   00000008 00000008 00000001 b6dd6000 00000008 00000000

 1561 19:06:20.210923  <4>[   66.781513] 9fc0: 00000008 00000008 b6f1de00 00000004 00000001 00000000 00020000 be8a3ac4

 1562 19:06:20.210968  <4>[   66.789956] 9fe0: 00000004 be8a37f8 b6e87d8f b6e0e7e6

 1563 19:06:20.211012  65.734452] CPU: 1 PID: 717 Comm: <4>[   66.795341] irq event stamp: 0

 1564 19:06:20.254673  cat Tainted: G      D           5<4>[   66.801478] hardirqs last  enabled at (0): [<00000000>] 0x0

 1565 19:06:20.255122  .10.201-cip40 #1

 1566 19:06:20.255378  # [   65.742391<4>[   66.810222] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1567 19:06:20.255601  ] Hardware name: Freescale i.MX6 <4>[   66.820841] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1568 19:06:20.255810  Quad/DualLite (Device Tree)

 1569 19:06:20.256012  # [ <4>[   66.831474] softirqs last disabled at (0): [<00000000>] 0x0

 1570 19:06:20.256241    65.749199] Backtrace: 

 1571 19:06:20.256442  # [   6<4>[   66.840174] ---[ end trace ea4e67d5a6cc0ba3 ]---

 1572 19:06:20.298570  5.751957] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 1573 19:06:20.299029  # [   65.759818]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8

 1574 19:06:20.299282  # [   65.765775] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 1575 19:06:20.299505  # [   65.773391] [<c13c0468>] (dump_stack) from [<c038fabc>] (___might_sleep+0x188/0x2e0)

 1576 19:06:20.299712  # [   65.781429]  r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d16cc r4:c4574000

 1577 19:06:20.299920  # [   65.789469] [<c038f934>] (___might_sleep) from [<c038fc84>] (__might_sleep+0x70/0xb0)

 1578 19:06:20.342579  # [   65.797585]  r6:00000000 r5:00000031 r4:c19d16cc

 1579 19:06:20.343039  # [   65.802511] [<c038fc14>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1580 19:06:20.343328  # [   65.810541]  r6:00000001 r5:c4574000 r4:c4765e80

 1581 19:06:20.343562  # [   65.815466] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1582 19:06:20.343777  # [   65.823066]  r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c4765e80

 1583 19:06:20.343980  # [   65.830068] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1584 19:06:20.344183  # [   65.837658]  r7:c1e1cb0c

 1585 19:06:20.386542  # [   65.840492] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1586 19:06:20.386990  # [   65.847919] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1587 19:06:20.387238  # [   65.855261]  r10:00000004 r9:c4574000 r8:c15ebe94 r7:00000000 r6:c4575dc8 r5:c0c57204

 1588 19:06:20.387453  # [   65.863370]  r4:e7f001f2

 1589 19:06:20.387656  # [   65.866199] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1590 19:06:20.387858  # [   65.874398] Exception stack(0xc4575dc8 to 0xc4575e10)

 1591 19:06:20.430554  # [   65.879739] 5dc0:                   c15ebe9c ef7965e0 493fd494 c0c571f0 00000001 c2d6c000

 1592 19:06:20.431006  # [   65.888209] 5de0: 00000004 c4575f60 c15ebe94 c1ad5410 00000004 c4575e64 c4575e68 c4575e58

 1593 19:06:20.431262  # [   65.896672] 5e00: c0c56c84 c0c57204 a00e0013 ffffffff

 1594 19:06:20.431479  # [   65.902010]  r7:c4575dfc r6:ffffffff r5:a00e0013 r4:c0c57208

 1595 19:06:20.431685  # [   65.907964] [<c0c571f0>] (lkdtm_BUG) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1596 19:06:20.431893  # [   65.915827] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1597 19:06:20.474572  # [   65.924131] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1598 19:06:20.475023  # [   65.932339]  r9:c4575f60 r8:c30200c0 r7:00000004 r6:b6eae000 r5:c4638500 r4:c0c57064

 1599 19:06:20.475296  # [   65.940383] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1600 19:06:20.475521  # [   65.948504]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6eae000 r5:c4638500 r4:00000000

 1601 19:06:20.475731  # [   65.956542] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1602 19:06:20.475946  # [   65.963969]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c4574000 r5:c4638500

 1603 19:06:20.476154  # [   65.972079]  r4:c4638500

 1604 19:06:20.518552  # [   65.974907] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1605 19:06:20.519002  # [   65.982333]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000004 r4:00000004

 1606 19:06:20.519251  # [   65.990371] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1607 19:06:20.519466  # [   65.998223] Exception stack(0xc4575fa8 to 0xc4575ff0)

 1608 19:06:20.519674  # [   66.003565] 5fa0:                   00000004 00000004 00000001 b6eae000 00000004 00000000

 1609 19:06:20.562582  # [   66.012032] 5fc0: 00000004 00000004 b6ff5e00 00000004 00000001 00000000 00020000 beaf6ac4

 1610 19:06:20.563030  # [   66.020495] 5fe0: 00000004 beaf67f8 b6f5fd8f b6ee67e6

 1611 19:06:20.563285  # BUG: saw 'kernel BUG at': ok

 1612 19:06:20.563503  ok 2 selftests: lkdtm: BUG.sh

 1613 19:06:20.563709  # selftests: lkdtm: WARNING.sh

 1614 19:06:20.563910  # [   66.472272] lkdtm: Performing direct entry WARNING

 1615 19:06:20.564138  # [   66.479400] ------------[ cut here ]------------

 1616 19:06:20.564354  # [   66.487124] WARNING: CPU: 3 PID: 789 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1617 19:06:20.606520  # [   66.498709] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1618 19:06:20.606982  # [   66.530594] CPU: 3 PID: 789 Comm: cat Tainted: G      D W         5.10.201-cip40 #1<6>[   67.177707] lkdtm: Performing direct entry WARNING_MESSAGE

 1619 19:06:20.607239  

 1620 19:06:20.607461  # [   66.541316] Hardware name:<4>[   67.184838] ------------[ cut here ]------------

 1621 19:06:20.650616   Freescale i.MX6 Quad/DualLite (D<4>[   67.192686] WARNING: CPU: 1 PID: 825 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1622 19:06:20.651075  evice Tree)

 1623 19:06:20.651347  # [   66.550965] Bac<4>[   67.204932] Warning message trigger count: 2

 1624 19:06:20.651577  ktrace: 

 1625 19:06:20.694557  # [   66.556548] [<c13b<4>[   67.212270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1626 19:06:20.695064  8f40>] (dump_backtrace) from [<c1<4>[   67.244248] CPU: 1 PID: 825 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 1627 19:06:20.695376  3b9300>] (show_stack+0x20/0x24)

 1628 19:06:20.695621  <4>[   67.254975] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1629 19:06:20.695851  # [   66.567236]  r7:ffffffff r6:<4>[   67.264628] Backtrace: 

 1630 19:06:20.696077  600e0013 r5:00000000 r4:c1f1d0b8

 1631 19:06:20.696304  <4>[   67.270210] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 1632 19:06:20.696526  

 1633 19:06:20.738667  # [   66.576021] [<c13b92e0>] (s<4>[   67.280900]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1634 19:06:20.739162  how_stack) from [<c13c0548>] (dum<4>[   67.289686] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 1635 19:06:20.739466  p_stack+0xe0/0x100)

 1636 19:06:20.739709  # [   66.586<4>[   67.300122] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1637 19:06:20.739942  454] [<c13c0468>] (dump_stack) fr<4>[   67.310199]  r9:00000009 r8:c0c572a0 r7:00000058 r6:00000009 r5:c0c572a0 r4:c1ad5acc

 1638 19:06:20.782614  om [<c03567c8>] (__warn+0x98/0x14<4>[   67.321067] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 1639 19:06:20.783110  c)

 1640 19:06:20.783383  # [   66.596532]  r9:00000009<4>[   67.331669]  r7:00000058 r6:c1ad5acc r5:c1ad5ae8 r4:c4630000

 1641 19:06:20.783632   r8:c0c57250 r7:00000053 r6:00000<4>[   67.340460] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0c572a0>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1642 19:06:20.783864  009 r5:c0c57250 r4:c1ad5acc

 1643 19:06:20.784094  # [ <4>[   67.352364]  r9:c1ad541c r8:c15ebe94 r7:c4631f60 r6:00000010 r5:c4694000 r4:00000003

 1644 19:06:20.826643    66.607398] [<c0356730>] (__warn<4>[   67.363232] [<c0c57254>] (lkdtm_WARNING_MESSAGE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1645 19:06:20.827139  ) from [<c13ba438>] (warn_slowpat<4>[   67.374968] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1646 19:06:20.827446  h_fmt+0x8c/0xa8)

 1647 19:06:20.827688  # [   66.618002<4>[   67.386101] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1648 19:06:20.827917  ]  r7:00000053 r6:c1ad5acc r5:000<4>[   67.397132]  r9:c4631f60 r8:c30200c0 r7:00000010 r6:b6e05000 r5:c46ea3c0 r4:c0c57064

 1649 19:06:20.828139  00000 r4:c4408000

 1650 19:06:20.870660  # [   66.62678<4>[   67.408010] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1651 19:06:20.871148  8] [<c13ba3b0>] (warn_slowpath_fm<4>[   67.418953]  r9:c07e1394 r8:c4631f60 r7:c2815800 r6:b6e05000 r5:c46ea3c0 r4:00000000

 1652 19:06:20.871455  t) from [<c0c57250>] (lkdtm_WARNI<4>[   67.429822] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1653 19:06:20.871700  NG+0x48/0x4c)

 1654 19:06:20.871932  # [   66.637996]  <4>[   67.440078]  r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c4630000 r5:c46ea3c0

 1655 19:06:20.914611  r9:c1ad5414 r8:c15ebe94 r7:c4409f<4>[   67.451025]  r4:c46ea3c0

 1656 19:06:20.915096  60 r6:00000008 r5:c431d000 r4:000<4>[   67.456690] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1657 19:06:20.915393  00002

 1658 19:06:20.915642  # [   66.648864] [<c0c5720<4>[   67.466947]  r9:c4630000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000010 r4:00000010

 1659 19:06:20.915877  8>] (lkdtm_WARNING) from [<c0c56c<4>[   67.477819] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1660 19:06:20.916115  84>] (lkdtm_do_action+0x2c/0x4c)

 1661 19:06:20.916341  <4>[   67.488503] Exception stack(0xc4631fa8 to 0xc4631ff0)

 1662 19:06:20.916563  

 1663 19:06:20.958695  # [   66.659904] [<c0c56c58>] (l<4>[   67.496683] 1fa0:                   00000010 00000010 00000001 b6e05000 00000010 00000000

 1664 19:06:20.959154  kdtm_do_action) from [<c0c57184>]<4>[   67.507983] 1fc0: 00000010 00000010 b6f4ce00 00000004 00000001 00000000 00020000 bec78ac4

 1665 19:06:20.959431   (direct_entry+0x120/0x18c)

 1666 19:06:20.959653  # [ <4>[   67.519281] 1fe0: 00000004 bec787f8 b6eb6d8f b6e3d7e6

 1667 19:06:20.959861    66.671036] [<c0c57064>] (direct<4>[   67.527526] irq event stamp: 0

 1668 19:06:21.002564  _entry) from [<c07e13f8>] (full_p<4>[   67.533645] hardirqs last  enabled at (0): [<00000000>] 0x0

 1669 19:06:21.003020  roxy_write+0x64/0x94)

 1670 19:06:21.003310  # [   66.6<4>[   67.542403] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1671 19:06:21.003545  82069]  r9:c4409f60 r8:c30200c0 r<4>[   67.553019] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1672 19:06:21.003766  7:00000008 r6:b6dd6000 r5:c410f40<4>[   67.563609] softirqs last disabled at (0): [<00000000>] 0x0

 1673 19:06:21.003977  0 r4:c0c57064

 1674 19:06:21.004185  # [   66.692944] [<4>[   67.572294] ---[ end trace ea4e67d5a6cc0ba4 ]---

 1675 19:06:21.046607  <c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1676 19:06:21.047065  # [   66.703887]  r9:c07e1394 r8:c4409f60 r7:c2815800 r6:b6dd6000 r5:c410f400 r4:00000000

 1677 19:06:21.047350  # [   66.714754] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1678 19:06:21.047576  # [   66.725009]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c4408000 r5:c410f400

 1679 19:06:21.047782  # [   66.733103]  r4:c410f400

 1680 19:06:21.047984  # [   66.735910] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1681 19:06:21.090562  # [   66.746164]  r9:c4408000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000008 r4:00000008

 1682 19:06:21.091013  # [   66.754179] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1683 19:06:21.091259  # [   66.764879] Exception stack(0xc4409fa8 to 0xc4409ff0)

 1684 19:06:21.091477  # [   66.770200] 9fa0:                   00000008 00000008 00000001 b6dd6000 00000008 00000000

 1685 19:06:21.091689  # [   66.781513] 9fc0: 00000008 00000008 b6f1de00 00000004 00000001 00000000 00020000 be8a3ac4

 1686 19:06:21.091922  # [   66.789956] 9fe0: 00000004 be8a37f8 b6e87d8f b6e0e7e6

 1687 19:06:21.092126  # [   66.795341] irq event stamp: 0

 1688 19:06:21.138505  # [   66.801478] hardirqs last  enabled at (0): [<00000000>] 0x0

 1689 19:06:21.138968  # [   66.810222] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1690 19:06:21.139220  # [   66.820841] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1691 19:06:21.139440  # [   66.831474] softirqs last disabled at (0): [<00000000>] 0x0

 1692 19:06:21.139647  # [   66.840174] ---[ end trace ea4e67d5a6cc0ba3 ]---

 1693 19:06:21.139847  # WARNING: saw 'WARNING:': ok

 1694 19:06:21.140049  ok 3 selftests: lkdtm: WARNING.sh

 1695 19:06:21.140249  # selftests: lkdtm: WARNING_MESSAGE.sh

 1696 19:06:21.140446  # [   67.177707] lkdtm: Performing direct entry WARNING_MESSAGE

 1697 19:06:21.186618  # [   67.184838] ------------[ cut here ]------------

 1698 19:06:21.187080  # [   67.192686] WARNING: CPU: 1 PID: 825 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1699 19:06:21.187405  # [   67.204932] Warning message trigger count: 2

 1700 19:06:21.187638  # [   67.212270] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1701 19:06:21.187863  # [   67.244248] CPU: 1 PID: 825 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 1702 19:06:21.188076  # [   67.254975] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1703 19:06:21.188281  # [   67.264628] Backtrace: 

 1704 19:06:21.188486  # [   67.270210] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 1705 19:06:21.188690  # [   67.280900]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1706 19:06:21.188894  # [   67.289686] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 1707 19:06:21.230504  # [   67.300122] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1708 19:06:21.230966  # [   67.310199]  r9:00000009 r8:c0c572a0 r7:00000058 r6:00000009 r5:c0c572a0 r4:c1ad5acc

 1709 19:06:21.231221  # [   67.321067] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 1710 19:06:21.231441  # [   67.331669]  r7:00000058 r6:c1ad5acc r5:c1ad5ae8 r4:c4630000

 1711 19:06:21.231651  # [   67.340460] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0c572a0>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1712 19:06:21.271691  # [   67.352364]  r9:c1ad541c r8:c15ebe94 r7:c4631f60 r6:00000010 r5:c4694000 r4:00000003

 1713 19:06:21.272151  # [   67.363232] [<c0c57254>] (lkdtm_WARNING_MESSAGE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1714 19:06:21.272446  # [   67.374968] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1715 19:06:21.272672  # [   67.386101] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1716 19:06:21.272882  # [   67.397132]  r9:c4631f60 r8:c30200c0 r7:00000010 r6:b6e05000 r5:c46ea3c0 r4:c0c57064

 1717 19:06:21.273102  # [   67.408010] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1718 19:06:21.318434  # [   67.418953]  r9:c07e1394 r8:c4631f60 r7:c2815800 r6:b6e05000 r5:c46ea3c0 r4:00000000

 1719 19:06:21.318585  # [   67.<6>[   67.889697] lkdtm: Performing direct entry EXCEPTION

 1720 19:06:21.318641  429822] [<c059b750>] (vfs_write) <1>[   67.897854] 8<--- cut here ---

 1721 19:06:21.318690  from [<c059be08>] (ksys_write+0x7<1>[   67.903752] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1722 19:06:21.318736  4/0xec)

 1723 19:06:21.318782  # [   67.440078]  r10:00<1>[   67.915030] pgd = 2f86e1ad

 1724 19:06:21.318827  000004 r9:00000000 r8:00000000 r7<1>[   67.920897] [00000000] *pgd=00000000

 1725 19:06:21.362557  :b6e05000 r6:c4630000 r5:c46ea3c0<0>[   67.927755] Internal error: Oops: 805 [#2] SMP ARM

 1726 19:06:21.363002  

 1727 19:06:21.363243  # [   67.451025]  r4:c46ea3c0

 1728 19:06:21.363467  <4>[   67.935432] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1729 19:06:21.406357  # [   67.456690] [<c0<549>b[d 9 467.967396] CPU: 2 PID: 858 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 1730 19:06:21.406793  >] (ksys_wri<t4e>)[  f r o6m7 .9[7561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1731 19:06:21.407048  <c059be98>] (sys_write+0x1<84/>0[   67.986180] PC is at lkdtm_EXCEPTION+0x18/0x20

 1732 19:06:21.407267  1c)

 1733 19:06:21.407481  # [   67.<446>6[9 4 7 ]6 7 .993395] LR is at lkdtm_do_action+0x2c/0x4c

 1734 19:06:21.407688  9:c4630000 r8<:4c>0[3 0 0 26e84. 000093] pc : [<c0c572c0>]    lr : [<c0c56c84>]    psr: a00e0013

 1735 19:06:21.450577  r7:00000004< 4r>6[: b 6 f684.c0e08615] sp : c6b2de58  ip : c6b2de68  fp : c6b2de64

 1736 19:06:21.451028  0 r5:00<040>0[0 1 0  6r84.:00105022] r10: 0000000a  r9 : c1ad542c  r8 : c15ebe94

 1737 19:06:21.451308  00010

 1738 19:06:21.451574  # [< 4 > [6 7 . 46787.80123058] r7 : c6b2df60  r6 : 0000000a  r5 : c43bb000  r4 : 00000004

 1739 19:06:21.451806  ] [<c059be8<04>>][  ( s y68s._0w31666] r3 : 00000000  r2 : 58df4f55  r1 : ef7ab5e0  r0 : c15ebeb4

 1740 19:06:21.452037  ite) from [<c<043>0[0 0 c 06>8]. 40277] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1741 19:06:21.452261  (ret_fast_s<y4s>c[a l l +608x.00/9579] Control: 10c5387d  Table: 15fdc04a  DAC: 00000051

 1742 19:06:21.452480  0x28)

 1743 19:06:21.494602  # [   67.48<805>0[3 ]   E68.057410] Process cat (pid: 858, stack limit = 0x6d36cba5)

 1744 19:06:21.495088  ception stack(<00x>c[4 6 3 168f.a65494] Stack: (0xc6b2de58 to 0xc6b2e000)

 1745 19:06:21.495396  8 to 0xc4631f<f00>)[

 1746 19:06:21.495648   

 1747 19:06:21.495883   #  6[8 . 72020] de40:                                                       c6b2de74 c6b2de68

 1748 19:06:21.496112   67.496683] 1fa0<:0 > [       6 8.082367] de60: c0c56c84 c0c572b4 c6b2de9c c6b2de78 c0c57184 c0c56c64 c0c57064 c69b57c0

 1749 19:06:21.538612             000<00>0[0 1 0  6080.092884] de80: b6e50000 0000000a c30200c0 c6b2df60 c6b2dec4 c6b2dea0 c07e13f8 c0c57070

 1750 19:06:21.539113  00010 00000001 b6<e00>5[0 0 0 6 8.103230] dea0: 00000000 c69b57c0 b6e50000 c2815800 c6b2df60 c07e1394 c6b2df5c c6b2dec8

 1751 19:06:21.539432  0000010 00000000

 1752 19:06:21.539685  <#0 >[[      668.113750] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6b2c000

 1753 19:06:21.539930  .507983] 1fc0: 00<000>0[0 1 0  60.124353] dee0: b6e50000 00020000 00000004 0000000a 0001fff6 c6b2dee0 00000001 b6e4f000

 1754 19:06:21.582601  0000010 b6f4ce0<00 >0[0 0 0 06080134870] df00: c5e93900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1755 19:06:21.583088  4 00000001 00000<000>0[   0 06082145302] df20: 00000000 00000000 c13dc130 58df4f55 c206c120 c69b57c0 c69b57c0 c6b2c000

 1756 19:06:21.583367  0000 bec78ac4

 1757 19:06:21.583619  <#0 >[[      6678.155733] df40: b6e50000 00000000 00000000 00000004 c6b2df94 c6b2df60 c059be08 c059b75c

 1758 19:06:21.583857  519281] 1fe0: 00<000>0[0 0 4  6b8.166165] df60: 00000000 00000000 c6b2dfac 58df4f55 0000000a 0000000a b6f97e00 00000004

 1759 19:06:21.584090  c787f8 b6eb6d8f b<60e>3[d 7 e 66

 1760 19:06:21.584311  .176683] df80: c03002e4 c6b2c000 c6b2dfa4 c6b2df98 c059be98 c059bda0 00000000 c6b2dfa8

 1761 19:06:21.584541  

 1762 19:06:21.626666  # [   67.5275<206>][   i r6q8 .e87200] dfa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e50000 0000000a 00000000

 1763 19:06:21.627152  vent stamp: 0

 1764 19:06:21.627448  #< 0[> [    6 76.8.197547] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4

 1765 19:06:21.627700  33645] hardirqs <l0a>s[t     e6n8.208064] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000

 1766 19:06:21.627936  bled at (0): [<00<000>0[0 0 0 >6].218576] Backtrace: 

 1767 19:06:21.628159   0x0

 1768 19:06:21.670569  # [   67.542403] har<d0i>r[   68.223374] [<c0c572a8>] (lkdtm_EXCEPTION) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1769 19:06:21.671062  s last disabled at (0): [<<c00>3[   68.234240] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1770 19:06:21.671367  38f4>] copy_process+0x5f8/<00x>1[   68.245020] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1771 19:06:21.671618  ac

 1772 19:06:21.671845  # [   67.5530<109>][  s o f6t.255706]  r9:c6b2df60 r8:c30200c0 r7:0000000a r6:b6e50000 r5:c69b57c0 r4:c0c57064

 1773 19:06:21.714609  irqs last  enabled at (0): [<<c00[   68.265796] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1774 19:06:21.715096  3538f4>] copy_proc<e0s>s[+ 0 x 568.276480]  r9:c07e1394 r8:c6b2df60 r7:c2815800 r6:b6e50000 r5:c69b57c0 r4:00000000

 1775 19:06:21.715405  8/0x1dac

 1776 19:06:21.715656  # [   6<70.>5[6 3 6 069.286652] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1777 19:06:21.715893  ] softirqs last d<i0s>a[b l e d6 .296127]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6b2c000 r5:c69b57c0

 1778 19:06:21.716118  at (0): [<<00>0[0 0 0 06080.>3]0 292]  r4:c69b57c0

 1779 19:06:21.716340  0x0

 1780 19:06:21.758533  # [   67.572294<]0 >-[- - [ 68.310828] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1781 19:06:21.759016  end trace ea4e6<70d>5[a 6 c c608b320474]  r9:c6b2c000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a

 1782 19:06:21.759291  a4 ]---

 1783 19:06:21.759534  # WARNING_MESS<A0G>E[:   68.330475] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1784 19:06:21.759770  saw 'mess<a0g>e[  t r i6g8g.e3r4'638] Exception stack(0xc6b2dfa8 to 0xc6b2dff0)

 1785 19:06:21.759995  : ok

 1786 19:06:21.760214  ok 4 selft<e0s>t[s :   l6k8.347689] dfa0:                   0000000a 0000000a 00000001 b6e50000 0000000a 00000000

 1787 19:06:21.802170  tm: WARNING_MESSA<G0E>.[s h 

 1788 19:06:21.802244   

 1789 19:06:21.802298  6#.358208] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4

 1790 19:06:21.802347   selftests: lk<d0t>m[:   E X6C8E.368724] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6

 1791 19:06:21.802392  TION.sh

 1792 19:06:21.802437  <0>[   68.376033] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1793 19:06:21.802482  <4>[   68.383230] ---[ end trace ea4e67d5a6cc0ba5 ]---

 1794 19:06:21.802527  # Segmentation fault

 1795 19:06:21.889214  # [   67.889697] lkdtm: Performing direct entry EXCEPTION

 1796 19:06:21.889274  # [   67.897854] 8<--- cut here ---

 1797 19:06:21.889320  # [   67.903752] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1798 19:06:21.889365  # [   67.915030] pgd = 2f86e1ad

 1799 19:06:21.889409  # [   67.920897] [00000000] *pgd=00000000

 1800 19:06:21.889452  # [   67.927755] Internal error: Oops: 805 [#2] SMP ARM

 1801 19:06:21.932914  # [   67.935432] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 1802 19:06:21.933381  # [   67.967396] CPU: 2 PID: 858 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 1803 19:06:21.933656  # [   67.977561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1804 19:06:21.933878  # [   67.986180] PC is at lkdtm_EXCEPTION+0x18/0x20

 1805 19:06:21.934086  # [   67.993395] LR is at lkdtm_do_action+0x2c/0x4c

 1806 19:06:21.975721  # [   68.000093] pc : [<c0c572c0>]    lr : [<c0c56c84>]    psr: a00e0013

 1807 19:06:21.976216  # [   68.008615] sp : c6b2de58  ip : c6b2de68  fp : c6b2de64

 1808 19:06:21.976475  # [   68.015922] r10: 0000000a  r9 : c1ad542c  r8 : c15ebe94

 1809 19:06:21.976690  # [   68.023058] r7 : c6b2df60  r6 : 0000000a  r5 : c43bb000  r4 : 00000004

 1810 19:06:21.976901  # [   68.031666] r3 : 00000000  r2 : 58df4f55  r1 : ef7ab5e0  r0 : c15ebeb4

 1811 19:06:21.977121  # [   68.040277] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1812 19:06:21.977321  # [   68.049579] Control: 10c5387d  Table: 15fdc04a  DAC: 00000051

 1813 19:06:22.018921  # [   68.057410] Process cat (pid: 858, stack limit = 0x6d36cba5)

 1814 19:06:22.019409  # [   68.065494] Stack: (0xc6b2de58 to 0xc6b2e000)

 1815 19:06:22.019691  # [   68.072020] de40:                                                       c6b2de74 c6b2de68

 1816 19:06:22.019918  # [   68.082367] de60: c0c56c84 c0c572b4 c6b2de9c c6b2de78 c0c57184 c0c56c64 c0c57064 c69b57c0

 1817 19:06:22.020129  # [   68.092884] de80: b6e50000 0000000a c30200c0 c6b2df60 c6b2dec4 c6b2dea0 c07e13f8 c0c57070

 1818 19:06:22.020333  # [   68.103230] dea0: 00000000 c69b57c0 b6e50000 c2815800 c6b2df60 c07e1394 c6b2df5c c6b2dec8

 1819 19:06:22.066488  # [   68.113750] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6b2c000

 1820 19:06:22.066929  # [   68.124353] dee0: b6e50000 00020000 00000004 0000000a 0001fff6 c6b2dee0 00000001 b6e4f000

 1821 19:06:22.067179  # [   68.134870] df00: c5e93900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1822 19:06:22.067396  # [   68.145302] df20: 00000000 00000000 c13dc130 58df4f55 c206c120 c69b57c0 c69b57c0 c6b2c000

 1823 19:06:22.067601  # [   68.155733] df40: b6e50000 00000000 00000000 00000004 c6b2df94 c6b2df60 c059be08 c059b75c

 1824 19:06:22.110585  # [   68.166165] df60: 00000000 00000000 c6b2dfac 58df4f55 0000000a 0000000a b6f97e00 00000004

 1825 19:06:22.111038  # [   68.176683] df80: c03002e4 c6b2c000 c6b2dfa4 c6b2df98 c059be98 c059bda0 00000000 c6b2dfa8

 1826 19:06:22.111316  # [   68.187200] dfa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e50000 0000000a 00000000

 1827 19:06:22.111553  # [   68.197547] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4

 1828 19:06:22.111761  # [   68.208064] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000

 1829 19:06:22.111960  # [   68.218576] Backtrace: 

 1830 19:06:22.154595  # [   68.223374] [<c0c572a8>] (lkdtm_EXCEPTION) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 1831 19:06:22.155046  # [   68.234240] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 1832 19:06:22.155329  # [   68.245020] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 1833 19:06:22.155559  # [   68.255706]  r9:c6b2df60 r8:c30200c0 r7:0000000a r6:b6e50000 r5:c69b57c0 r4:c0c57064

 1834 19:06:22.155767  # [   68.265796] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 1835 19:06:22.198506  # [   68.276480]  r9:c07e1394 r8:c6b2df60 r7:c2815800 r6:b6e50000 r5:c69b57c0 r4:00000000

 1836 19:06:22.198979  # [   68.286652] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 1837 19:06:22.199230  # [   68.296127]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c6b2c000 r5:c69b57c0

 1838 19:06:22.199446  # [   68.306292]  r4:c69b57c0

 1839 19:06:22.199648  # [   68.310828] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 1840 19:06:22.199875  # [   68.320474]  r9:c6b2c000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a

 1841 19:06:22.200081  # [   68.330475] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1842 19:06:22.242615  # [   68.340638] Exception stack(0xc6b2dfa8 to 0xc6b2dff0)

 1843 19:06:22.243069  # [   68.347689] dfa0:                   0000000a 0000000a 00000001 b6e50000 0000000a 00000000

 1844 19:06:22.243352  # [   68.358208] dfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 bed38ac4

 1845 19:06:22.243579  # [   68.368724] dfe0: 00000004 bed387f8 b6f01d8f b6e887e6

 1846 19:06:22.243817  # [   68.376033] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1847 19:06:22.244024  # [   68.383230] ---[ end trace ea4e67d5a6cc0ba5 ]---

 1848 19:06:22.244222  # EXCEPTION: missing 'call trace:': [FAIL]

 1849 19:06:22.286511  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1850 19:06:22.286960  # selftests: lkdtm: LOOP.sh

 1851 19:06:22.287209  # Skipping LOOP: Hangs the system

 1852 19:06:22.287429  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1853 19:06:22.287637  # selftests: lkdtm: EXHAUST_STACK.sh

 1854 19:06:22.308920  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1855 19:06:22.324655  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1856 19:06:22.340820  # selftests: lkdtm: CORRUPT_STACK.sh

 1857 19:06:22.510550  # Skipping CORRUPT_STACK: Crashes entire system on success

 1858 19:06:22.511003  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1859 19:06:22.526498  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1860 19:06:22.694391  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1861 19:06:22.694842  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1862 19:06:22.710280  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1863 19:06:22.949695  <6>[   69.532038] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1864 19:06:22.950174  <6>[   69.537940] lkdtm: attempting good list addition

 1865 19:06:22.950438  <6>[   69.542832] lkdtm: attempting corrupted list addition

 1866 19:06:22.950656  <3>[   69.548331] lkdtm: list_add() corruption not detected!

 1867 19:06:23.040735  <4>[   69.611649] panel-simple panel-lvds0: supply power not found, using dummy regulator

 1868 19:06:23.041187  # [   69.532038] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1869 19:06:23.041436  # [   69.537940] lkdtm: attempting good list addition

 1870 19:06:23.041649  # [   69.542832] lkdtm: attempting corrupted list addition

 1871 19:06:23.041852  # [   69.548331] lkdtm: list_add() cor<4>[   69.637126] panel-simple panel-lcd: supply power not found, using dummy regulator

 1872 19:06:23.042054  ruption not detected!

 1873 19:06:23.042305  <4>[   69.647166] panel-simple panel-lcd: Specify missing connector_type

 1874 19:06:23.096841  # CORRUPT_LIST_ADD: missing 'list_add corruption<6>[   69.667403] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1875 19:06:23.097258  ': [FAIL]

 1876 19:06:23.097501  <6>[   69.677559] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

 1877 19:06:23.097727  <6>[   69.686900] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

 1878 19:06:23.097933  <6>[   69.695497] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

 1879 19:06:23.147486  <6>[   69.706625] platform panel-lvds0: deferred probe pending

 1880 19:06:23.147953  not ok 10 selftests: lkdtm: CORRU<6>[   69.712246] platform backlight-lcd: deferred probe pending

 1881 19:06:23.148203  PT_LIST_ADD.sh # exit=1<6>[   69.720915] platform backlight-lvds: deferred probe pending

 1882 19:06:23.148423  

 1883 19:06:23.148647  <6>[   69.728736] platform panel-lcd: deferred probe pending

 1884 19:06:23.148854  <6>[   69.734308] platform 120000.hdmi: deferred probe pending

 1885 19:06:23.149067  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1886 19:06:23.365049  <6>[   69.946690] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1887 19:06:23.365492  <6>[   69.952544] lkdtm: attempting good list removal

 1888 19:06:23.365738  <6>[   69.957575] lkdtm: attempting corrupted list removal

 1889 19:06:23.365954  <3>[   69.962847] lkdtm: list_del() corruption not detected!

 1890 19:06:23.452132  # [   69.946690] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1891 19:06:23.452591  # [   69.952544] lkdtm: attempting good list removal

 1892 19:06:23.452862  # [   69.957575] lkdtm: attempting corrupted list removal

 1893 19:06:23.453084  # [   69.962847] lkdtm: list_del() corruption not detected!

 1894 19:06:23.453290  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1895 19:06:23.468074  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1896 19:06:23.499926  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1897 19:06:23.700349  <6>[   70.282736] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1898 19:06:23.700497  <6>[   70.289482] lkdtm: attempting bad read from page below current stack

 1899 19:06:23.700552  <3>[   70.296141] lkdtm: FAIL: accessed page before stack! (byte: e7)

 1900 19:06:23.780566  # [   70.282736] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1901 19:06:23.781023  # [   70.289482] lkdtm: attempting bad read from page below current stack

 1902 19:06:23.781293  # [   70.296141] lkdtm: FAIL: accessed page before stack! (byte: e7)

 1903 19:06:23.796623  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1904 19:06:23.820408  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1905 19:06:23.836544  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1906 19:06:24.045119  <6>[   70.626898] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1907 19:06:24.045578  <6>[   70.633532] lkdtm: attempting bad read from page above current stack

 1908 19:06:24.045907  <3>[   70.640337] lkdtm: FAIL: accessed page after stack! (byte: 40)

 1909 19:06:24.136081  # [   70.626898] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1910 19:06:24.136536  # [   70.633532] lkdtm: attempting bad read from page above current stack

 1911 19:06:24.136802  # [   70.640337] lkdtm: FAIL: accessed page after stack! (byte: 40)

 1912 19:06:24.137022  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1913 19:06:24.159041  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1914 19:06:24.175111  # selftests: lkdtm: UNSET_SMEP.sh

 1915 19:06:24.390719  <6>[   70.983391] lkdtm: Performing direct entry UNSET_SMEP

 1916 19:06:24.391169  <3>[   70.988833] lkdtm: XFAIL: this test is x86_64-only

 1917 19:06:24.451675  # [   70.983391] lkdtm: Performing direct entry UNSET_SMEP

 1918 19:06:24.452141  # [   70.988833] lkdtm: XFAIL: this test is x86_64-only

 1919 19:06:24.467538  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1920 19:06:24.499572  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1921 19:06:24.515622  # selftests: lkdtm: DOUBLE_FAULT.sh

 1922 19:06:24.711934  <6>[   71.304876] lkdtm: Performing direct entry DOUBLE_FAULT

 1923 19:06:24.712085  <3>[   71.310443] lkdtm: XFAIL: this test is ia32-only

 1924 19:06:24.784960  # [   71.304876] lkdtm: Performing direct entry DOUBLE_FAULT

 1925 19:06:24.785442  # [   71.310443] lkdtm: XFAIL: this test is ia32-only

 1926 19:06:24.801139  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1927 19:06:24.833073  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1928 19:06:24.849128  # selftests: lkdtm: CORRUPT_PAC.sh

 1929 19:06:25.045501  <6>[   71.638826] lkdtm: Performing direct entry CORRUPT_PAC

 1930 19:06:25.045945  <3>[   71.644245] lkdtm: XFAIL: this test is arm64-only

 1931 19:06:25.114590  # [   71.638826] lkdtm: Performing direct entry CORRUPT_PAC

 1932 19:06:25.115040  # [   71.644245] lkdtm: XFAIL: this test is arm64-only

 1933 19:06:25.130586  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1934 19:06:25.146417  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1935 19:06:25.178771  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1936 19:06:25.380914  <6>[   71.968995] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1937 19:06:25.381054  <3>[   71.975716] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1938 19:06:25.469056  # [   71.968995] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1939 19:06:25.469514  # [   71.975716] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1940 19:06:25.469784  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1941 19:06:25.493161  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1942 19:06:25.509175  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1943 19:06:25.677692  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1944 19:06:25.678167  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1945 19:06:25.693784  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1946 19:06:25.867633  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1947 19:06:25.868120  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1948 19:06:25.883472  # selftests: lkdtm: READ_AFTER_FREE.sh

 1949 19:06:26.112221  <6>[   72.694551] lkdtm: Performing direct entry READ_AFTER_FREE

 1950 19:06:26.112735  <6>[   72.700434] lkdtm: Value in memory before free: 12345678

 1951 19:06:26.113016  <6>[   72.706019] lkdtm: Attempting bad read from freed memory

 1952 19:06:26.113236  <6>[   72.711670] lkdtm: Memory was not poisoned

 1953 19:06:26.196973  # [   72.694551] lkdtm: Performing direct entry READ_AFTER_FREE

 1954 19:06:26.197427  # [   72.700434] lkdtm: Value in memory before free: 12345678

 1955 19:06:26.197696  # [   72.706019] lkdtm: Attempting bad read from freed memory

 1956 19:06:26.197912  # [   72.711670] lkdtm: Memory was not poisoned

 1957 19:06:26.198155  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1958 19:06:26.212941  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1959 19:06:26.228890  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1960 19:06:26.397523  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1961 19:06:26.398032  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1962 19:06:26.429549  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1963 19:06:26.644853  <6>[   73.221528] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1964 19:06:26.645003  <6>[   73.227936] lkdtm: Value in memory before free: 12345678

 1965 19:06:26.645062  <6>[   73.233522] lkdtm: Attempting to read from freed memory

 1966 19:06:26.645109  <6>[   73.239057] lkdtm: Buddy page was not poisoned

 1967 19:06:26.723111  # [   73.221528] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1968 19:06:26.723559  # [   73.227936] lkdtm: Value in memory before free: 12345678

 1969 19:06:26.723806  # [   73.233522] lkdtm: Attempting to read from freed memory

 1970 19:06:26.724024  # [   73.239057] lkdtm: Buddy page was not poisoned

 1971 19:06:26.724231  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1972 19:06:26.752849  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1973 19:06:26.768843  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1974 19:06:26.965500  <6>[   73.555258] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1975 19:06:26.965649  <6>[   73.561360] lkdtm: Attempting double slab free ...

 1976 19:06:27.034587  # [   73.555258] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1977 19:06:27.035037  # [   73.561360] lkdtm: Attempting double slab free ...

 1978 19:06:27.050563  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1979 19:06:27.066570  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1980 19:06:27.082444  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1981 19:06:27.289160  <6>[   73.876967] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1982 19:06:27.289633  <6>[   73.882746] lkdtm: Attempting cross-cache slab free ...

 1983 19:06:27.358000  # [   73.876967] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1984 19:06:27.358482  # [   73.882746] lkdtm: Attempting cross-cache slab free ...

 1985 19:06:27.374036  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1986 19:06:27.405799  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1987 19:06:27.422136  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1988 19:06:27.627652  <6>[   74.215397] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1989 19:06:27.628101  <6>[   74.221247] lkdtm: Attempting non-Slab slab free ...

 1990 19:06:27.690530  # [   74.215397] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1991 19:06:27.690979  # [   74.221247] lkdtm: Attempting non-Slab slab free ...

 1992 19:06:27.706636  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1993 19:06:27.738503  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1994 19:06:27.754652  # selftests: lkdtm: SOFTLOCKUP.sh

 1995 19:06:27.914411  # Skipping SOFTLOCKUP: Hangs the system

 1996 19:06:27.914865  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1997 19:06:27.930030  # selftests: lkdtm: HARDLOCKUP.sh

 1998 19:06:28.106007  # Skipping HARDLOCKUP: Hangs the system

 1999 19:06:28.106557  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 2000 19:06:28.137922  # selftests: lkdtm: SPINLOCKUP.sh

 2001 19:06:28.281719  # Skipping SPINLOCKUP: Hangs the system

 2002 19:06:28.297602  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 2003 19:06:28.313675  # selftests: lkdtm: HUNG_TASK.sh

 2004 19:06:28.487422  # Skipping HUNG_TASK: Hangs the system

 2005 19:06:28.487910  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 2006 19:06:28.503414  # selftests: lkdtm: EXEC_DATA.sh

 2007 19:06:28.723157  <6>[   75.291022] lkdtm: Performing direct entry EXEC_DATA

 2008 19:06:28.723611  <6>[   75.296349] lkdtm: attempting ok execution at c0c579f4

 2009 19:06:28.723866  <6>[   75.301796] lkdtm: attempting bad execution at c27069b4

 2010 19:06:28.724079  <1>[   75.307395] 8<--- cut here ---

 2011 19:06:28.724284  <1>[   75.310724] Unable to handle kernel paging request at virtual address c27069b4

 2012 19:06:28.724488  <1>[   75.318228] pgd = 18346a0b

 2013 19:06:28.724688  <1>[   75.321220] [c27069b4] *pgd=1261141e(bad)

 2014 19:06:28.724889  <0>[   75.325546] Internal error: Oops: 8000000d [#3] SMP ARM

 2015 19:06:28.766569  <4>[   75.331059] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2016 19:06:28.767088  <4>[   75.360611] CPU: 2 PID: 1734 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2017 19:06:28.767373  <4>[   75.368641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2018 19:06:28.767613  <4>[   75.375472] PC is at data_area+0x0/0x40

 2019 19:06:28.810537  <4>[   75.379608] LR is at execute_location+0xa4/0xb4

 2020 19:06:28.811015  <4>[   75.384426] pc : [<c27069b4>]    lr : [<c13c6c10>]    psr: 600e0013

 2021 19:06:28.811290  <4>[   75.390976] sp : c42b7e38  ip : c42b7d40  fp : c42b7e54

 2022 19:06:28.811552  <4>[   75.396484] r10: 0000000a  r9 : c1ad5610  r8 : c15ebe94

 2023 19:06:28.811780  <4>[   75.401994] r7 : c42b7f60  r6 : 00000001  r5 : c27069b4  r4 : c0c579f4

 2024 19:06:28.812004  <4>[   75.408804] r3 : c5a61497  r2 : c5a61497  r1 : ef7ab5e0  r0 : 0000002b

 2025 19:06:28.812228  <4>[   75.415618] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2026 19:06:28.854622  <4>[   75.423041] Control: 10c5387d  Table: 15e8004a  DAC: 00000051

 2027 19:06:28.855120  <0>[   75.429072] Process cat (pid: 1734, stack limit = 0xefa997bd)

 2028 19:06:28.855453  <0>[   75.435105] Stack: (0xc42b7e38 to 0xc42b8000)

 2029 19:06:28.855708  <0>[   75.439749] 7e20:                                                       0000001f c6afc000

 2030 19:06:28.855938  <0>[   75.448219] 7e40: 0000000a c42b7f60 c42b7e64 c42b7e58 c13c6d7c c13c6b78 c42b7e74 c42b7e68

 2031 19:06:28.856162  <0>[   75.456687] 7e60: c0c56c84 c13c6d64 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c5f0b180

 2032 19:06:28.898632  <0>[   75.465156] 7e80: b6e3c000 0000000a c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070

 2033 19:06:28.899125  <0>[   75.473624] 7ea0: 00000000 c5f0b180 b6e3c000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8

 2034 19:06:28.899427  <0>[   75.482094] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000

 2035 19:06:28.899673  <0>[   75.490564] 7ee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c42b7ee0 00000001 b6e3b000

 2036 19:06:28.899901  <0>[   75.499032] 7f00: c41823c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2037 19:06:28.942635  <0>[   75.507500] 7f20: 00000000 00000000 c13dc130 c5a61497 c206c120 c5f0b180 c5f0b180 c42b6000

 2038 19:06:28.943125  <0>[   75.515967] 7f40: b6e3c000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c

 2039 19:06:28.943423  <0>[   75.524435] 7f60: 00000000 00000000 c42b7fac c5a61497 0000000a 0000000a b6f83e00 00000004

 2040 19:06:28.943669  <0>[   75.532904] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8

 2041 19:06:28.943898  <0>[   75.541371] 7fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000

 2042 19:06:28.986647  <0>[   75.549841] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4

 2043 19:06:28.987142  <0>[   75.558308] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6 800e0030 00000001 00000000 00000000

 2044 19:06:28.987444  <0>[   75.566762] Backtrace: 

 2045 19:06:28.987691  <0>[   75.569527] [<c13c6b6c>] (execute_location) from [<c13c6d7c>] (lkdtm_EXEC_DATA+0x24/0x28)

 2046 19:06:28.987922  <0>[   75.577997]  r7:c42b7f60 r6:0000000a r5:c6afc000 r4:0000001f

 2047 19:06:28.988149  <0>[   75.583958] [<c13c6d58>] (lkdtm_EXEC_DATA) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2048 19:06:29.030640  <0>[   75.592344] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2049 19:06:29.031138  <0>[   75.600653] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2050 19:06:29.031440  <0>[   75.608865]  r9:c42b7f60 r8:c30200c0 r7:0000000a r6:b6e3c000 r5:c5f0b180 r4:c0c57064

 2051 19:06:29.031685  <0>[   75.616917] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2052 19:06:29.031912  <0>[   75.625041]  r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e3c000 r5:c5f0b180 r4:00000000

 2053 19:06:29.074652  <0>[   75.633080] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2054 19:06:29.075146  <0>[   75.640510]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c42b6000 r5:c5f0b180

 2055 19:06:29.075449  <0>[   75.648620]  r4:c5f0b180

 2056 19:06:29.075691  <0>[   75.651450] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2057 19:06:29.075922  <0>[   75.658879]  r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:0000000a r4:0000000a

 2058 19:06:29.076145  <0>[   75.666921] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2059 19:06:29.076369  <0>[   75.674774] Exception stack(0xc42b7fa8 to 0xc42b7ff0)

 2060 19:06:29.118163  <0>[   75.680118] 7fa0:                   0000000a 0000000a 00000001 b6e3c000 0000000a 00000000

 2061 19:06:29.118247  <0>[   75.688588] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4

 2062 19:06:29.118314  <0>[   75.697051] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6

 2063 19:06:29.118364  <0>[   75.702395] Code: 00000000 c5811300 c58113c0 c5811480 (e1a0c00d) 

 2064 19:06:29.118411  <4>[   75.708782] ---[ end trace ea4e67d5a6cc0ba6 ]---

 2065 19:06:29.118462  # Segmentation fault

 2066 19:06:29.238398  # [   75.291022] lkdtm: Performing direct entry EXEC_DATA

 2067 19:06:29.238465  # [   75.296349] lkdtm: attempting ok execution at c0c579f4

 2068 19:06:29.238562  # [   75.301796] lkdtm: attempting bad execution at c27069b4

 2069 19:06:29.238623  # [   75.307395] 8<--- cut here ---

 2070 19:06:29.238669  # [   75.310724] Unable to handle kernel paging request at virtual address c27069b4

 2071 19:06:29.238713  # [   75.318228] pgd = 18346a0b

 2072 19:06:29.238784  # [   75.321220] [c27069b4] *pgd=1261141e(bad)

 2073 19:06:29.238834  # [   75.325546] Internal error: Oops: 8000000d [#3] SMP ARM

 2074 19:06:29.282277  # [   75.331059] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2075 19:06:29.282345  # [   75.360611] CPU: 2 PID: 1734 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2076 19:06:29.282400  # [   75.368641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2077 19:06:29.326310  # [   75.375472] PC is at data_area+0x0/0x40

 2078 19:06:29.326480  # [   75.379608] LR is at execute_location+0xa4/0xb4

 2079 19:06:29.326556  # [   75.384426] pc : [<c27069b4>]    lr : [<c13c6c10>]    psr: 600e0013

 2080 19:06:29.326632  # [   75.390976] sp : c42b7e38  ip : c42b7d40  fp : c42b7e54

 2081 19:06:29.326700  # [   75.396484] r10: 0000000a  r9 : c1ad5610  r8 : c15ebe94

 2082 19:06:29.326765  # [   75.401994] r7 : c42b7f60  r6 : 00000001  r5 : c27069b4  r4 : c0c579f4

 2083 19:06:29.326832  # [   75.408804] r3 : c5a61497  r2 : c5a61497  r1 : ef7ab5e0  r0 : 0000002b

 2084 19:06:29.326894  # [   75.415618] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2085 19:06:29.370596  # [   75.423041] Control: 10c5387d  Table: 15e8004a  DAC: 00000051

 2086 19:06:29.371038  # [   75.429072] Process cat (pid: 1734, stack limit = 0xefa997bd)

 2087 19:06:29.371318  # [   75.435105] Stack: (0xc42b7e38 to 0xc42b8000)

 2088 19:06:29.371545  # [   75.439749] 7e20:                                                       0000001f c6afc000

 2089 19:06:29.371756  # [   75.448219] 7e40: 0000000a c42b7f60 c42b7e64 c42b7e58 c13c6d7c c13c6b78 c42b7e74 c42b7e68

 2090 19:06:29.371964  # [   75.456687] 7e60: c0c56c84 c13c6d64 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c5f0b180

 2091 19:06:29.414629  # [   75.465156] 7e80: b6e3c000 0000000a c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070

 2092 19:06:29.415093  # [   75.473624] 7ea0: 00000000 c5f0b180 b6e3c000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8

 2093 19:06:29.415378  # [   75.482094] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000

 2094 19:06:29.415610  # [   75.490564] 7ee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c42b7ee0 00000001 b6e3b000

 2095 19:06:29.415818  # [   75.499032] 7f00: c41823c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2096 19:06:29.458458  # [   75.507500] 7f20: 00000000 00000000 c13dc130 c5a61497 c206c120 c5f0b180 c5f0b180 c42b6000

 2097 19:06:29.458904  # [   75.515967] 7f40: b6e3c000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c

 2098 19:06:29.459268  # [   75.524435] 7f60: 00000000 00000000 c42b7fac c5a61497 0000000a 0000000a b6f83e00 00000004

 2099 19:06:29.459512  # [   75.532904] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8

 2100 19:06:29.459795  # [   75.541371] 7fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000

 2101 19:06:29.502609  # [   75.549841] 7fc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be92aac4

 2102 19:06:29.503067  # [   75.558308] 7fe0: 00000004 be92a7f8 b6eedd8f b6e747e6 800e0030 00000001 00000000 00000000

 2103 19:06:29.503344  # [   75.566762] Backtrace: 

 2104 19:06:29.503572  # [   75.569527] [<c13c6b6c>] (execute_location) from [<c13c6d7c>] (lkdtm_EXEC_DATA+0x24/0x28)

 2105 19:06:29.503782  # [   75.577997]  r7:c42b7f60 r6:0000000a r5:c6afc000 r4:0000001f

 2106 19:06:29.503990  # [   75.583958] [<c13c6d58>] (lkdtm_EXEC_DATA) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2107 19:06:29.546603  # [   75.592344] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2108 19:06:29.547057  # [   75.600653] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2109 19:06:29.547329  # [   75.608865]  r9:c42b7f60 r8:c30200c0 r7:0000000a r6:b6e3c000 r5:c5f0b180 r4:c0c57064

 2110 19:06:29.547562  # [   75.616917] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2111 19:06:29.547770  # [   75.625041]  r9:c07e1394 r8:c42b7f60 <6>[   76.139218] lkdtm: Performing direct entry EXEC_STACK

 2112 19:06:29.547973  r7:c2815800 r6:b6e3c000< 6r>5[: c 76.146052] lkdtm: attempting ok execution at c0c579f4

 2113 19:06:29.590591  5f0b180 r4:00000000

 2114 19:06:29.591048  # [   75.633<6>[   76.153871] lkdtm: attempting bad execution at c43e3e0c

 2115 19:06:29.591344  080] [<c059b750>] (vfs_write) fro<1>[   76.162261] 8<--- cut here ---

 2116 19:06:29.591578  m [<c059be<018>>[]   ( k7s6y.s1_68332] Unable to handle kernel paging request at virtual address c43e3e0c

 2117 19:06:29.591790  rite+0x74/0xec)

 2118 19:06:29.591989  # <[1 > [  7 5 .6.177643] pgd = a58ddced

 2119 19:06:29.592190  640510]  r10:00000004 r9<:10>0[0   76.182778] [c43e3e0c] *pgd=1421141e(bad)

 2120 19:06:29.592397  0000 r8:00000000 r7<:0b>6[e 3 c 06.189485] Internal error: Oops: 8000000d [#4] SMP ARM

 2121 19:06:29.634614  00 r6:c42b6000 r5:c5f0b180

 2122 19:06:29.635076  # [  <4>[   76.197137] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2123 19:06:29.635370   75.648620]  r4:c5f0b1<840>

 2124 19:06:29.635594  [

 2125 19:06:29.635800   #  76.229102] CPU: 2 PID: 1811 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2126 19:06:29.678645  [   75.65145<04]> [[ <  c7065.92b9439] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2127 19:06:29.679133  d94>] (ksys_write)< 4f>r[o m   [76.248053] PC is at 0xc43e3e0c

 2128 19:06:29.679432  c059be98>] (sys_write+0x18/<04x>1   76.253627] LR is at execute_location+0xa4/0xb4

 2129 19:06:29.679669  c)

 2130 19:06:29.679892  # [   75<.46>5[8 8 7 97]6 . 260925] pc : [<c43e3e0c>]    lr : [<c13c6c10>]    psr: 600e0013

 2131 19:06:29.680119  9:c42b6000< 4r>[8 : c 07360.0226e358] sp : c43e3de8  ip : c43e3cf0  fp : c43e3e04

 2132 19:06:29.722649  4 r7:0000000<44 >r[6 : b 67f68.3276578] r10: 0000000b  r9 : c1ad561c  r8 : c15ebe94

 2133 19:06:29.723144  00 r5:0000000a< 4r>4[: 0 0 07060.283972] r7 : c43e3f60  r6 : 00000001  r5 : c43e3e0c  r4 : c0c579f4

 2134 19:06:29.723455  0a

 2135 19:06:29.723707  # [   75<.46>6[6 9 2 17]6 .[292754] r3 : 24de0eae  r2 : 24de0eae  r1 : ef7ab5e0  r0 : 0000002b

 2136 19:06:29.723937  c059be80>] (sy<s4_>w[ r i t7e6). 01450] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2137 19:06:29.724160  from [<c03000<c40>>[]   ( r7e6t._10751] Control: 10c5387d  Table: 15e7004a  DAC: 00000051

 2138 19:06:29.724387  fast_syscall<+00>x[0 / 0 x7268.)318665] Process cat (pid: 1811, stack limit = 0x037b9c7b)

 2139 19:06:29.724609  

 2140 19:06:29.766563  # [   75.6<70>4[7 7 4 ]7 6E.x3c26578] Stack: (0xc43e3de8 to 0xc43e4000)

 2141 19:06:29.767052  ption stack(0xc42b7<f0a>8[   t o76.333022] 3de0:                   c43e2000 c43b6000 0000000b c43e3f60 c43e3e64 c43e3e08

 2142 19:06:29.767344  0xc42b7ff0)

 2143 19:06:29.767587  # [ < 0 >7[5 . 6 870.343626] 3e00: c13c6db8 c13c6b78 c43e3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2144 19:06:29.767822  118] 7fa0:      < 0 > [       7 6.354142] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8

 2145 19:06:29.810629      0000000a 00000<000>a[  0 0 076.364661] 3e40: e3a02040 e3a01d33 e5930018 24de0eae 0000000b 00000020 c43e3e74 c43e3e68

 2146 19:06:29.811119  0001 b6e3c000 0<000>0[0 0 0 a7 60375264] 3e60: c0c56c84 c13c6d8c c43e3e9c c43e3e78 c0c57184 c0c56c64 c0c57064 c69848c0

 2147 19:06:29.811423  0000000

 2148 19:06:29.811670  # [   75<.06>8[8 5 8 87].385696] 3e80: b6dc8000 0000000b c30200c0 c43e3f60 c43e3ec4 c43e3ea0 c07e13f8 c0c57070

 2149 19:06:29.811900   7fc0: 0000000a <000>0[0 0 0 07a6.396214] 3ea0: 00000000 c69848c0 b6dc8000 c2815800 c43e3f60 c07e1394 c43e3f5c c43e3ec8

 2150 19:06:29.854611  b6f83e00 00000004< 00>0[0 0 0 070.406732] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c43e2000

 2151 19:06:29.855070  1 00000000 000<200>0[0 0   b7e69.417249] 3ee0: b6dc8000 00020000 00000004 0000000b 0001fff5 c43e3ee0 00000001 b6dc7000

 2152 19:06:29.855354  aac4

 2153 19:06:29.855590  # [   75.<609>7[0 5 1 ]7 67427681] 3f00: c42532c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2154 19:06:29.855821  fe0: 00000004 be92a<70f>8[  b 6 e6.438113] 3f20: 00000000 00000000 c13dc130 24de0eae c206c120 c69848c0 c69848c0 c43e2000

 2155 19:06:29.856054  edd8f b6e747e6

 2156 19:06:29.898651  #< 0[> [    7 57..448717] 3f40: b6dc8000 00000000 00000000 00000004 c43e3f94 c43e3f60 c059be08 c059b75c

 2157 19:06:29.899144  702395] Code: 0<000>0[0 0 0 07 6c459234] 3f60: 00000000 00000000 c43e3fac 24de0eae 0000000b 0000000b b6f0fe00 00000004

 2158 19:06:29.899450  5811300 c58113c0 c<508>1[1 4 8 076.469666] 3f80: c03002e4 c43e2000 c43e3fa4 c43e3f98 c059be98 c059bda0 00000000 c43e3fa8

 2159 19:06:29.899703  (e1a0c00d) 

 2160 19:06:29.899930  # [< 0 > [7 5 . 7706.480270] 3fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dc8000 0000000b 00000000

 2161 19:06:29.942605  782] ---[ end tra<c0e> [e a 4 e76.490789] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4

 2162 19:06:29.943101  7d5a6cc0ba6 ]---<

 2163 19:06:29.943378  0

 2164 19:06:29.943618  >#[  E X E7C6.501306] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000

 2165 19:06:29.943852  DATA: missing 'cal<l0 >t[r a c e76.511818] Backtrace: 

 2166 19:06:29.944072  ': [FAIL]

 2167 19:06:29.944291  not ok 30 self<t0e>s[t  76.516702] [<c13c6b6c>] (execute_location) from [<c13c6db8>] (lkdtm_EXEC_STACK+0x38/0x54)

 2168 19:06:29.944520  s: lkdtm: EXEC_DAT<A0.>s[h   #  76.527651]  r7:c43e3f60 r6:0000000b r5:c43b6000 r4:c43e2000

 2169 19:06:29.944739  xit=1

 2170 19:06:29.990640  # selftests: lkdtm: <E0X>E   76.535743] [<c13c6d80>] (lkdtm_EXEC_STACK) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2171 19:06:29.991127  C_STACK.sh<

 2172 19:06:29.991397  0

 2173 19:06:29.991639  >[   76.546684]  r4:00000020

 2174 19:06:29.991868  <0>[   76.550524] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2175 19:06:29.992100  <0>[   76.558804] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2176 19:06:29.992325  <0>[   76.566989]  r9:c43e3f60 r8:c30200c0 r7:0000000b r6:b6dc8000 r5:c69848c0 r4:c0c57064

 2177 19:06:29.992546  <0>[   76.575012] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2178 19:06:30.034652  <0>[   76.583112]  r9:c07e1394 r8:c43e3f60 r7:c2815800 r6:b6dc8000 r5:c69848c0 r4:00000000

 2179 19:06:30.035158  <0>[   76.591124] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2180 19:06:30.035458  <0>[   76.598528]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c43e2000 r5:c69848c0

 2181 19:06:30.035701  <0>[   76.606621]  r4:c69848c0

 2182 19:06:30.035929  <0>[   76.609427] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2183 19:06:30.036154  <0>[   76.616830]  r9:c43e2000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:0000000b r4:0000000b

 2184 19:06:30.078311  <0>[   76.624846] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2185 19:06:30.078460  <0>[   76.632682] Exception stack(0xc43e3fa8 to 0xc43e3ff0)

 2186 19:06:30.078525  <0>[   76.638001] 3fa0:                   0000000b 0000000b 00000001 b6dc8000 0000000b 00000000

 2187 19:06:30.078580  <0>[   76.646449] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4

 2188 19:06:30.078649  <0>[   76.654895] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6

 2189 19:06:30.078699  <0>[   76.660216] Code: c43e3e08 c13c6db8 c13c6b78 c43e3e6c (e1a0c00d) 

 2190 19:06:30.078748  <4>[   76.666581] ---[ end trace ea4e67d5a6cc0ba7 ]---

 2191 19:06:30.078798  # Segmentation fault

 2192 19:06:30.213148  # [   76.139218] lkdtm: Performing direct entry EXEC_STACK

 2193 19:06:30.213239  # [   76.146052] lkdtm: attempting ok execution at c0c579f4

 2194 19:06:30.213308  # [   76.153871] lkdtm: attempting bad execution at c43e3e0c

 2195 19:06:30.213362  # [   76.162261] 8<--- cut here ---

 2196 19:06:30.213423  # [   76.168332] Unable to handle kernel paging request at virtual address c43e3e0c

 2197 19:06:30.213472  # [   76.177643] pgd = a58ddced

 2198 19:06:30.213520  # [   76.182778] [c43e3e0c] *pgd=1421141e(bad)

 2199 19:06:30.213570  # [   76.189485] Internal error: Oops: 8000000d [#4] SMP ARM

 2200 19:06:30.256298  # [   76.197137] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2201 19:06:30.256362  # [   76.229102] CPU: 2 PID: 1811 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2202 19:06:30.256417  # [   76.239439] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2203 19:06:30.256461  # [   76.248053] PC is at 0xc43e3e0c

 2204 19:06:30.256505  # [   76.253627] LR is at execute_location+0xa4/0xb4

 2205 19:06:30.299755  # [   76.260925] pc : [<c43e3e0c>]    lr : [<c13c6c10>]    psr: 600e0013

 2206 19:06:30.300205  # [   76.269358] sp : c43e3de8  ip : c43e3cf0  fp : c43e3e04

 2207 19:06:30.300470  # [   76.276578] r10: 0000000b  r9 : c1ad561c  r8 : c15ebe94

 2208 19:06:30.300686  # [   76.283972] r7 : c43e3f60  r6 : 00000001  r5 : c43e3e0c  r4 : c0c579f4

 2209 19:06:30.300897  # [   76.292754] r3 : 24de0eae  r2 : 24de0eae  r1 : ef7ab5e0  r0 : 0000002b

 2210 19:06:30.301098  # [   76.301450] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2211 19:06:30.301301  # [   76.310751] Control: 10c5387d  Table: 15e7004a  DAC: 00000051

 2212 19:06:30.342781  # [   76.318665] Process cat (pid: 1811, stack limit = 0x037b9c7b)

 2213 19:06:30.343229  # [   76.326578] Stack: (0xc43e3de8 to 0xc43e4000)

 2214 19:06:30.343478  # [   76.333022] 3de0:                   c43e2000 c43b6000 0000000b c43e3f60 c43e3e64 c43e3e08

 2215 19:06:30.343699  # [   76.343626] 3e00: c13c6db8 c13c6b78 c43e3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2216 19:06:30.343908  # [   76.354142] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8

 2217 19:06:30.390574  # [   76.364661] 3e40: e3a02040 e3a01d33 e5930018 24de0eae 0000000b 00000020 c43e3e74 c43e3e68

 2218 19:06:30.391025  # [   76.375264] 3e60: c0c56c84 c13c6d8c c43e3e9c c43e3e78 c0c57184 c0c56c64 c0c57064 c69848c0

 2219 19:06:30.391297  # [   76.385696] 3e80: b6dc8000 0000000b c30200c0 c43e3f60 c43e3ec4 c43e3ea0 c07e13f8 c0c57070

 2220 19:06:30.391518  # [   76.396214] 3ea0: 00000000 c69848c0 b6dc8000 c2815800 c43e3f60 c07e1394 c43e3f5c c43e3ec8

 2221 19:06:30.391727  # [   76.406732] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c43e2000

 2222 19:06:30.391936  # [   76.417249] 3ee0: b6dc8000 00020000 00000004 0000000b 0001fff5 c43e3ee0 00000001 b6dc7000

 2223 19:06:30.430493  # [   76.427681] 3f00: c42532c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2224 19:06:30.430949  # [   76.438113] 3f20: 00000000 00000000 c13dc130 24de0eae c206c120 c69848c0 c69848c0 c43e2000

 2225 19:06:30.431274  # [   76.448717] 3f40: b6dc8000 00000000 00000000 00000004 c43e3f94 c43e3f60 c059be08 c059b75c

 2226 19:06:30.431505  # [   76.459234] 3f60: 00000000 00000000 c43e3fac 24de0eae 0000000b 0000000b b6f0fe00 00000004

 2227 19:06:30.431718  # [   76.469666] 3f80: c03002e4 c43e2000 c43e3fa4 c43e3f98 c059be98 c059bda0 00000000 c43e3fa8

 2228 19:06:30.474619  # [   76.480270] 3fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dc8000 0000000b 00000000

 2229 19:06:30.475080  # [   76.490789] 3fc0: 0000000b 0000000b b6f0fe00 00000004 00000001 00000000 00020000 be96fac4

 2230 19:06:30.475410  # [   76.501306] 3fe0: 00000004 be96f7f8 b6e79d8f b6e007e6 800e0030 00000001 00000000 00000000

 2231 19:06:30.475656  # [   76.511818] Backtrace: 

 2232 19:06:30.475877  # [   76.516702] [<c13c6b6c>] (execute_location) from [<c13c6db8>] (lkdtm_EXEC_STACK+0x38/0x54)

 2233 19:06:30.476094  # [   76.527651]  r7:c43e3f60 r6:0000000b r5:c43b6000 r4:c43e2000

 2234 19:06:30.518459  # [   76.535743] [<c13c6d80>] (lkdtm_EXEC_STACK) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2235 19:06:30.518910  # [   76.546684]  r4:00000020

 2236 19:06:30.519160  # [   76.550524] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x<6>[   77.100451] lkdtm: Performing direct entry EXEC_KMALLOC

 2237 19:06:30.519384  18c)

 2238 19:06:30.519595  # [   76.558804] [<c0c57064<6>[   77.106985] lkdtm: attempting ok execution at c0c579f4

 2239 19:06:30.519801  >] (direct_entry) from [<c07e13f8<6>[   77.115101] lkdtm: attempting bad execution at c4437780

 2240 19:06:30.520006  >] (full_proxy_write+0x64/0x94)

 2241 19:06:30.562638  <1>[   77.123477] 8<--- cut here ---

 2242 19:06:30.563101  # [   76.566989]  r9:c43e3f60 r8:<1>[   77.129627] Unable to handle kernel paging request at virtual address c4437780

 2243 19:06:30.563388  c30200c0 r7:0000000b r6:b6dc8000 <1>[   77.139972] pgd = c7dd2709

 2244 19:06:30.563617  r5:c69848c0 r4:c0c57064

 2245 19:06:30.563823  # [   76<1>[   77.145801] [c4437780] *pgd=1441141e(bad)

 2246 19:06:30.564028  .575012] [<c07e1394>] (full_proxy<0>[   77.152943] Internal error: Oops: 8000000d [#5] SMP ARM

 2247 19:06:30.606614  _write) from [<c059b85c>] (vfs_wr<4>[   77.161286] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2248 19:06:30.607086  ite+0x10c/0x53c)

 2249 19:06:30.607363  # [   76.583112<4>[   77.193253] CPU: 3 PID: 1891 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2250 19:06:30.607627  ]  r9:c07e1394 r8:c43e3f60 r7<:4c[   77.204111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2251 19:06:30.650646  2815800 r6:b6dc8000 r5:c69848c0 r<4>[   77.213506] PC is at 0xc4437780

 2252 19:06:30.651142  4:00000000

 2253 19:06:30.651448  # [   76.591124] [<c0<4>[   77.219781] LR is at execute_location+0xa4/0xb4

 2254 19:06:30.651695  59b750>] (vfs_write) from [<c05<9>[   77.227420] pc : [<c4437780>]    lr : [<c13c6c10>]    psr: 600e0013

 2255 19:06:30.651933  be08>] (ksys_write+0x74/0xe<c4)>

 2256 19:06:30.652153     77.236633] sp : c41cde30  ip : c41cdd38  fp : c41cde4c

 2257 19:06:30.652373  

 2258 19:06:30.652588  # [   76.598528]  r10:0000<040>0   77.244633] r10: 0000000d  r9 : c1ad5628  r8 : c15ebe94

 2259 19:06:30.694466  4 r9:00000000 r8:00000000 r7<:4b>[   77.252635] r7 : c41cdf60  r6 : 00000001  r5 : c4437780  r4 : c0c579f4

 2260 19:06:30.694960  dc8000 r6:c43e2000 r5:c69848c0<

 2261 19:06:30.695233  4>[   77.262025] r3 : ba192d24  r2 : ba192d24  r1 : ef7c05e0  r0 : 0000002b

 2262 19:06:30.695481  # [   76.606621]  r4:c69848c0

 2263 19:06:30.695710  # <4>[   77.271505] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2264 19:06:30.695937  [   76.609427] [<c059bd94>] (k<s4>[   77.281761] Control: 10c5387d  Table: 15f3804a  DAC: 00000051

 2265 19:06:30.696164  s_write) from [<c059be98>] (sys_w0>[   77.290457] Process cat (pid: 1891, stack limit = 0x0768124d)

 2266 19:06:30.696386  rite+0x18/0x1c)

 2267 19:06:30.738622  # [   76.616<803[   77.299237] Stack: (0xc41cde30 to 0xc41ce000)

 2268 19:06:30.739198  0]  r9:c43e2000 r8:c03002e4 r7:00<0>[   77.306462] de20:                                     c4437780 c440a000 0000000d c41cdf60

 2269 19:06:30.739531  000004 r6:b6f0fe00 r5:0000000b r4<0>[   77.317765] de40: c41cde64 c41cde50 c0c57a44 c13c6b78 00000021 c440a000 c41cde74 c41cde68

 2270 19:06:30.739783  :0000000b

 2271 19:06:30.740013  # [   76.624846] [<c05<0>[   77.329063] de60: c0c56c84 c0c57a18 c41cde9c c41cde78 c0c57184 c0c56c64 c0c57064 c6b003c0

 2272 19:06:30.782640  9be80>] (sys_write) from [<c03000<0>[   77.340363] de80: b6e7d000 0000000d c30200c0 c41cdf60 c41cdec4 c41cdea0 c07e13f8 c0c57070

 2273 19:06:30.783141  c0>] (ret_fast_syscall+0x0/0x28)

 2274 19:06:30.783431  <0>[   77.351662] dea0: 00000000 c6b003c0 b6e7d000 c2815800 c41cdf60 c07e1394 c41cdf5c c41cdec8

 2275 19:06:30.783675  

 2276 19:06:30.783902  # [   76.632682] Exception stack<0>[   77.362962] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c41cc000

 2277 19:06:30.784129  (0xc43e3fa8 to 0xc43e3ff0)

 2278 19:06:30.784350  # [  <0>[   77.374261] dee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c41cdee0 00000001 b6e7c000

 2279 19:06:30.826653   76.638001] 3fa0:                <0>[   77.385558] df00: c2fd0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2280 19:06:30.827147     0000000b 0000000b 00000001 b6d<0>[   77.396860] df20: 00000000 00000000 c13dc130 ba192d24 c206c120 c6b003c0 c6b003c0 c41cc000

 2281 19:06:30.827446  c8000 0000000b 00000000

 2282 19:06:30.827693  # [   76<0>[   77.408162] df40: b6e7d000 00000000 00000000 00000004 c41cdf94 c41cdf60 c059be08 c059b75c

 2283 19:06:30.827922  .646449] 3fc0: 0000000b 0000000b <0>[   77.419460] df60: 00000000 00000000 c41cdfac ba192d24 0000000d 0000000d b6fc4e00 00000004

 2284 19:06:30.870646  b6f0fe00 00000004 00000001 000000<0>[   77.430760] df80: c03002e4 c41cc000 c41cdfa4 c41cdf98 c059be98 c059bda0 00000000 c41cdfa8

 2285 19:06:30.871138  00 00020000 be96fac4

 2286 19:06:30.871445  # [   76.65<0>[   77.442058] dfa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000

 2287 19:06:30.871694  4895] 3fe0: 00000004 be96f7f8 b6e<0>[   77.453359] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4

 2288 19:06:30.871931  79d8f b6e007e6

 2289 19:06:30.914636  # [   76.660216] <0>[   77.464659] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000

 2290 19:06:30.915129  Code: c43e3e08 c13c6db8 c13c6b78 <0>[   77.475942] Backtrace: 

 2291 19:06:30.915438  c43e3e6c (e1a0c00d) 

 2292 19:06:30.915682  # [   76.66<0>[   77.481545] [<c13c6b6c>] (execute_location) from [<c0c57a44>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2293 19:06:30.915914  6581] ---[ end trace ea4e67d5a6cc<0>[   77.493088]  r7:c41cdf60 r6:0000000d r5:c440a000 r4:c4437780

 2294 19:06:30.916144  0ba7 ]---

 2295 19:06:30.916376  # EXEC_STACK: missing <0>[   77.501876] [<c0c57a0c>] (lkdtm_EXEC_KMALLOC) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2296 19:06:30.916599  'call trace:': [FAIL]

 2297 19:06:30.958634  not ok 31<0>[   77.513335]  r5:c440a000 r4:00000021

 2298 19:06:30.959092  selftests: lkdtm: EXEC_STACK.sh #<0>[   77.519957] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2299 19:06:30.959384   exit=1

 2300 19:06:30.959628  # selftests: lkdtm: EXEC<0>[   77.531095] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2301 19:06:30.959859  _KMALLOC.sh

 2302 19:06:30.960085  <0>[   77.542121]  r9:c41cdf60 r8:c30200c0 r7:0000000d r6:b6e7d000 r5:c6b003c0 r4:c0c57064

 2303 19:06:30.960316  <0>[   77.551263] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2304 19:06:31.002637  <0>[   77.559386]  r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e7d000 r5:c6b003c0 r4:00000000

 2305 19:06:31.003095  <0>[   77.567424] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2306 19:06:31.003381  <0>[   77.574852]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c41cc000 r5:c6b003c0

 2307 19:06:31.003607  <0>[   77.582962]  r4:c6b003c0

 2308 19:06:31.003814  <0>[   77.585792] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2309 19:06:31.004021  <0>[   77.593219]  r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:0000000d r4:0000000d

 2310 19:06:31.046356  <0>[   77.601261] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2311 19:06:31.046508  <0>[   77.609113] Exception stack(0xc41cdfa8 to 0xc41cdff0)

 2312 19:06:31.046569  <0>[   77.614455] dfa0:                   0000000d 0000000d 00000001 b6e7d000 0000000d 00000000

 2313 19:06:31.046623  <0>[   77.622925] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4

 2314 19:06:31.046685  <0>[   77.631388] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6

 2315 19:06:31.046732  <0>[   77.636731] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 

 2316 19:06:31.090278  <4>[   77.643119] ---[ end trace ea4e67d5a6cc0ba8 ]---

 2317 19:06:31.090337  # Segmentation fault

 2318 19:06:31.212349  # [   77.100451] lkdtm: Performing direct entry EXEC_KMALLOC

 2319 19:06:31.212426  # [   77.106985] lkdtm: attempting ok execution at c0c579f4

 2320 19:06:31.212479  # [   77.115101] lkdtm: attempting bad execution at c4437780

 2321 19:06:31.212525  # [   77.123477] 8<--- cut here ---

 2322 19:06:31.212569  # [   77.129627] Unable to handle kernel paging request at virtual address c4437780

 2323 19:06:31.212612  # [   77.139972] pgd = c7dd2709

 2324 19:06:31.212654  # [   77.145801] [c4437780] *pgd=1441141e(bad)

 2325 19:06:31.212696  # [   77.152943] Internal error: Oops: 8000000d [#5] SMP ARM

 2326 19:06:31.255829  # [   77.161286] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2327 19:06:31.256306  # [   77.193253] CPU: 3 PID: 1891 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2328 19:06:31.256592  # [   77.204111] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2329 19:06:31.256812  # [   77.213506] PC is at 0xc4437780

 2330 19:06:31.298851  # [   77.219781] LR is at execute_location+0xa4/0xb4

 2331 19:06:31.299296  # [   77.227420] pc : [<c4437780>]    lr : [<c13c6c10>]    psr: 600e0013

 2332 19:06:31.299549  # [   77.236633] sp : c41cde30  ip : c41cdd38  fp : c41cde4c

 2333 19:06:31.299765  # [   77.244633] r10: 0000000d  r9 : c1ad5628  r8 : c15ebe94

 2334 19:06:31.299971  # [   77.252635] r7 : c41cdf60  r6 : 00000001  r5 : c4437780  r4 : c0c579f4

 2335 19:06:31.300176  # [   77.262025] r3 : ba192d24  r2 : ba192d24  r1 : ef7c05e0  r0 : 0000002b

 2336 19:06:31.300375  # [   77.271505] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2337 19:06:31.342544  # [   77.281761] Control: 10c5387d  Table: 15f3804a  DAC: 00000051

 2338 19:06:31.342997  # [   77.290457] Process cat (pid: 1891, stack limit = 0x0768124d)

 2339 19:06:31.343245  # [   77.299237] Stack: (0xc41cde30 to 0xc41ce000)

 2340 19:06:31.343464  # [   77.306462] de20:                                     c4437780 c440a000 0000000d c41cdf60

 2341 19:06:31.343671  # [   77.317765] de40: c41cde64 c41cde50 c0c57a44 c13c6b78 00000021 c440a000 c41cde74 c41cde68

 2342 19:06:31.343876  # [   77.329063] de60: c0c56c84 c0c57a18 c41cde9c c41cde78 c0c57184 c0c56c64 c0c57064 c6b003c0

 2343 19:06:31.386547  # [   77.340363] de80: b6e7d000 0000000d c30200c0 c41cdf60 c41cdec4 c41cdea0 c07e13f8 c0c57070

 2344 19:06:31.386999  # [   77.351662] dea0: 00000000 c6b003c0 b6e7d000 c2815800 c41cdf60 c07e1394 c41cdf5c c41cdec8

 2345 19:06:31.387249  # [   77.362962] dec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c41cc000

 2346 19:06:31.387466  # [   77.374261] dee0: b6e7d000 00020000 00000004 0000000d 0001fff3 c41cdee0 00000001 b6e7c000

 2347 19:06:31.387673  # [   77.385558] df00: c2fd0c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2348 19:06:31.430497  # [   77.396860] df20: 00000000 00000000 c13dc130 ba192d24 c206c120 c6b003c0 c6b003c0 c41cc000

 2349 19:06:31.430949  # [   77.408162] df40: b6e7d000 00000000 00000000 00000004 c41cdf94 c41cdf60 c059be08 c059b75c

 2350 19:06:31.431193  # [   77.419460] df60: 00000000 00000000 c41cdfac ba192d24 0000000d 0000000d b6fc4e00 00000004

 2351 19:06:31.431411  # [   77.430760] df80: c03002e4 c41cc000 c41cdfa4 c41cdf98 c059be98 c059bda0 00000000 c41cdfa8

 2352 19:06:31.431619  # [   77.442058] dfa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6e7d000 0000000d 00000000

 2353 19:06:31.474591  # [   77.453359] dfc0: 0000000d 0000000d b6fc4e00 00000004 00000001 00000000 00020000 becb2ac4

 2354 19:06:31.475053  # [   77.464659] dfe0: 00000004 becb27f8 b6f2ed8f b6eb57e6 800e0030 00000001 00000000 00000000

 2355 19:06:31.475304  # [   77.475942] Backtrace: 

 2356 19:06:31.475520  # [   77.481545] [<c13c6b6c>] (execute_location) from [<c0c57a44>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2357 19:06:31.475730  # [   77.493088]  r7:c41cdf60 r6:0000000d r5:c440a000 r4:c4437780

 2358 19:06:31.475934  # [   77.501876] [<c0c57a0c>] (lkdtm_EXEC_KMALLOC) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2359 19:06:31.476135  # [   77.513335]  r5:c440a000 r4:00000021

 2360 19:06:31.518634  # [   77.519957] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2361 19:06:31.519127  # [   77.531095] [<c0c57064>] (direct_entry) from [<c07e13f<6>[   78.093929] lkdtm: Performing direct entry EXEC_VMALLOC

 2362 19:06:31.519431  8>] (full_proxy_write+0x64/0x94)

 2363 19:06:31.519680  <6>[   78.101511] lkdtm: attempting ok execution at c0c579f4

 2364 19:06:31.519909  

 2365 19:06:31.520130  # [   77.542121]  r9:c41cdf60 r8<6>[   78.109703] lkdtm: attempting bad execution at f096c000

 2366 19:06:31.520357  :c30200c0 r7:0000000d r6:b6e7d000<1>[   78.118071] 8<--- cut here ---

 2367 19:06:31.520620   r5:c6b003c0 r4:c0c5<710>6[4 

 2368 19:06:31.520858   

 2369 19:06:31.562385   78.124190] Unable to handle kernel paging request at virtual address f096c000

 2370 19:06:31.562462   [   77.551263] [<c07e1394>] (ful<1>[   78.133965] pgd = a834606e

 2371 19:06:31.562521  l_proxy_write) from [<c059b85c>] <1>[   78.139801] [f096c000] *pgd=1294b811, *pte=4948865f, *ppte=4948845f

 2372 19:06:31.562571  (vfs_write+0x10c/0x53c)

 2373 19:06:31.562616  # [   77<0>[   78.149242] Internal error: Oops: 8000000f [#6] SMP ARM

 2374 19:06:31.606613  .559386]  r9:c07e1394 r8:c41cdf60<4>[   78.157508] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2375 19:06:31.607091   r7:c2815800 r6:b6e7d<040>0[  r 578.189470] CPU: 1 PID: 1969 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2376 19:06:31.607378  :c6b003c0 <r44>:[0 0 0 07080.01099722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2377 19:06:31.607604  

 2378 19:06:31.607812  # [   77.567424] [<<4c>0[5 9 b 78.208337] PC is at 0xf096c000

 2379 19:06:31.650636  50>] (vfs_write) from [<c0<549>b[   78.213911] LR is at execute_location+0xa4/0xb4

 2380 19:06:31.651133  08>] (ksys_w<r4i>t[e + 0 x7784./221209] pc : [<f096c000>]    lr : [<c13c6c10>]    psr: 600e0013

 2381 19:06:31.651439  xec)

 2382 19:06:31.651685  # [< 4 > [7 7 . 57784.28259643] sp : c68f7e30  ip : c68f7d38  fp : c68f7e4c

 2383 19:06:31.651917  ]  r10:000<040>0[0 4   r798:.02036863] r10: 0000000d  r9 : c1ad5638  r8 : c15ebe94

 2384 19:06:31.652145  00000 r8:0<040>0[0 0 0 07 8r.72:44170] r7 : c68f7f60  r6 : 00000001  r5 : f096c000  r4 : c0c579f4

 2385 19:06:31.694627  6e7d000 r6:c<441>c[c 0  0708 .r252779] r3 : 4f9bc560  r2 : 4f9bc560  r1 : ef7965e0  r0 : 0000002b

 2386 19:06:31.695127  :c6b003c0

 2387 19:06:31.695429  # [ < 4 >7[7 . 5 87289261389] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2388 19:06:31.695679  62]  r4:c6b0<043>c[0 

 2389 19:06:31.695916   

 2390 19:06:31.696147   #7 8[. 270778] Control: 10c5387d  Table: 15f0404a  DAC: 00000051

 2391 19:06:31.696371   77.585792] [<<c00>5[9 b d 9748>.278693] Process cat (pid: 1969, stack limit = 0x1219994a)

 2392 19:06:31.696596   (ksys_writ<e0)> [f r o m7 8[.2<86692] Stack: (0xc68f7e30 to 0xc68f8000)

 2393 19:06:31.738636  059be98>] (sys_wr<i0t>e[+ 0 x 178.293134] 7e20:                                     f096c000 c457c000 0000000d c68f7f60

 2394 19:06:31.739102  /0x1c)

 2395 19:06:31.739383  # [   77.<509>3[2 1 9 ]7 .303653] 7e40: c68f7e64 c68f7e50 c0c57a78 c13c6b78 00000022 c457c000 c68f7e74 c68f7e68

 2396 19:06:31.739612   r9:c41cc000 r8<:0c>0[3 0 0 27e84314170] 7e60: c0c56c84 c0c57a5c c68f7e9c c68f7e78 c0c57184 c0c56c64 c0c57064 c6a3f540

 2397 19:06:31.739825   r7:00000004 r6:b6f<c0>4[e 0 0  78.324603] 7e80: b6de9000 0000000d c30200c0 c68f7f60 c68f7ec4 c68f7ea0 c07e13f8 c0c57070

 2398 19:06:31.740030  5:0000000d r4:000<000>0[0 d 

 2399 19:06:31.740236   

 2400 19:06:31.782630  7#.335207] 7ea0: 00000000 c6a3f540 b6de9000 c2815800 c68f7f60 c07e1394 c68f7f5c c68f7ec8

 2401 19:06:31.783128   [   77.601261] <[0<>c[0 5 9 b7e8.345724] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c68f6000

 2402 19:06:31.783430  0>] (sys_write) <f0r>o[m   [ <7c8.356243] 7ee0: b6de9000 00020000 00000004 0000000d 0001fff3 c68f7ee0 00000001 00000805

 2403 19:06:31.783683  3000c0>] (ret_fa<s0t>_[s y s c7a8.366761] 7f00: c6a3b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2404 19:06:31.783919  l+0x0/0x28)

 2405 19:06:31.826641  # [ < 0 >7[7 . 6 079.377280] 7f20: 00000000 00000000 c68f6000 4f9bc560 b6de8000 c6a3f540 c6a3f540 c68f6000

 2406 19:06:31.827133  113] Exception <s0t>a[c k ( 07x8c387797] 7f40: b6de9000 00000000 00000000 00000004 c68f7f94 c68f7f60 c059be08 c059b75c

 2407 19:06:31.827450  41cdfa8 to 0xc41c<d0f>f[0 ) 

 2408 19:06:31.827734   

 2409 19:06:31.827985  7#.398228] 7f60: 00000000 00000000 c68f7fac 4f9bc560 0000000d 0000000d b6f30e00 00000004

 2410 19:06:31.828222   [   77.614455]< 0d>f[a 0 :  7 8 408746] 7f80: c03002e4 c68f6000 c68f7fa4 c68f7f98 c059be98 c059bda0 00000000 c68f7fa8

 2411 19:06:31.828452               < 0 > [0 0 0 07080.019177] 7fa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6de9000 0000000d 00000000

 2412 19:06:31.870610  d 0000000d 000<000>0[0 1   b768e.429523] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4

 2413 19:06:31.871097  d000 0000000d 00<000>0[0 0 0 

 2414 19:06:31.871396  7

 2415 19:06:31.871650  8.439957] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6 800e0030 00000001 00000000 00000000

 2416 19:06:31.871893   [   77.622925] df<c00>:[  0 0 078.450470] Backtrace: 

 2417 19:06:31.872122  000d 0000000d b6fc4e00 00000004 00>[   78.455360] [<c13c6b6c>] (execute_location) from [<c0c57a78>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2418 19:06:31.914636  0000001 00000000 00<002>0[0 0 0  8.466826]  r7:c68f7f60 r6:0000000d r5:c457c000 r4:f096c000

 2419 19:06:31.915132  becb2ac4

 2420 19:06:31.915436  # [   77.6313<808>][  d 78.474915] [<c0c57a50>] (lkdtm_EXEC_VMALLOC) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2421 19:06:31.915688  fe0: 00000004< 0b>e[c b 2 77f88. 85861]  r5:c457c000 r4:00000022

 2422 19:06:31.915920  b6f2ed8f b6eb57e6

 2423 19:06:31.916141  <

 2424 19:06:31.916370  0#> [[      78.491607] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2425 19:06:31.916600  7.636731] Code: 00160017 <000>0[0  78.502044] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2426 19:06:31.958643  0000 00000000 00000<000>0[  ( e 18.512646]  r9:c68f7f60 r8:c30200c0 r7:0000000d r6:b6de9000 r5:c6a3f540 r4:c0c57064

 2427 19:06:31.959141  a0c00d) 

 2428 19:06:31.959440  # [   77.643119] -<-0->[   78.522824] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2429 19:06:31.959693   end trace ea4e<607>d[5 a  67c8c.533507]  r9:c07e1394 r8:c68f7f60 r7:c2815800 r6:b6de9000 r5:c6a3f540 r4:00000000

 2430 19:06:31.959922  ba8 ]---

 2431 19:06:31.960146  # EXEC_KMA<L0L>O[C :   78.543506] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2432 19:06:32.002634  issing 'call tra<c0e>:[' :   [7F8.553154]  r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c68f6000 r5:c6a3f540

 2433 19:06:32.003124  IL]

 2434 19:06:32.003424  not o<k0 >3[2   s e7l8f.t5e63321]  r4:c6a3f540

 2435 19:06:32.003676  ts: lkdtm: EXEC_KMALL<O0C>.[s h  78.567943] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2436 19:06:32.003907  # exit=1

 2437 19:06:32.004129  # self<t0e>s[t s :  78l577591]  r9:c68f6000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000d r4:0000000d

 2438 19:06:32.004352  kdtm: EXEC_VMALLOC.sh

 2439 19:06:32.004569  <

 2440 19:06:32.004778  0>[   78.587591] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2441 19:06:32.046320  <0>[   78.597408] Exception stack(0xc68f7fa8 to 0xc68f7ff0)

 2442 19:06:32.046462  <0>[   78.602731] 7fa0:                   0000000d 0000000d 00000001 b6de9000 0000000d 00000000

 2443 19:06:32.046540  <0>[   78.611176] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4

 2444 19:06:32.046606  <0>[   78.619618] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6

 2445 19:06:32.046667  <0>[   78.624946] Code: bad PC value

 2446 19:06:32.046725  <4>[   78.628338] ---[ end trace ea4e67d5a6cc0ba9 ]---

 2447 19:06:32.046786  # Segmentation fault

 2448 19:06:32.178107  # [   78.093929] lkdtm: Performing direct entry EXEC_VMALLOC

 2449 19:06:32.178173  # [   78.101511] lkdtm: attempting ok execution at c0c579f4

 2450 19:06:32.178220  # [   78.109703] lkdtm: attempting bad execution at f096c000

 2451 19:06:32.178264  # [   78.118071] 8<--- cut here ---

 2452 19:06:32.178308  # [   78.124190] Unable to handle kernel paging request at virtual address f096c000

 2453 19:06:32.178352  # [   78.133965] pgd = a834606e

 2454 19:06:32.178395  # [   78.139801] [f096c000] *pgd=1294b811, *pte=4948865f, *ppte=4948845f

 2455 19:06:32.178439  # [   78.149242] Internal error: Oops: 8000000f [#6] SMP ARM

 2456 19:06:32.221408  # [   78.157508] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2457 19:06:32.221498  # [   78.189470] CPU: 1 PID: 1969 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2458 19:06:32.221551  # [   78.199722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2459 19:06:32.221596  # [   78.208337] PC is at 0xf096c000

 2460 19:06:32.264860  # [   78.213911] LR is at execute_location+0xa4/0xb4

 2461 19:06:32.265316  # [   78.221209] pc : [<f096c000>]    lr : [<c13c6c10>]    psr: 600e0013

 2462 19:06:32.265573  # [   78.229643] sp : c68f7e30  ip : c68f7d38  fp : c68f7e4c

 2463 19:06:32.265790  # [   78.236863] r10: 0000000d  r9 : c1ad5638  r8 : c15ebe94

 2464 19:06:32.266000  # [   78.244170] r7 : c68f7f60  r6 : 00000001  r5 : f096c000  r4 : c0c579f4

 2465 19:06:32.266232  # [   78.252779] r3 : 4f9bc560  r2 : 4f9bc560  r1 : ef7965e0  r0 : 0000002b

 2466 19:06:32.266441  # [   78.261389] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2467 19:06:32.307819  # [   78.270778] Control: 10c5387d  Table: 15f0404a  DAC: 00000051

 2468 19:06:32.308234  # [   78.278693] Process cat (pid: 1969, stack limit = 0x1219994a)

 2469 19:06:32.308462  # [   78.286692] Stack: (0xc68f7e30 to 0xc68f8000)

 2470 19:06:32.308681  # [   78.293134] 7e20:                                     f096c000 c457c000 0000000d c68f7f60

 2471 19:06:32.308897  # [   78.303653] 7e40: c68f7e64 c68f7e50 c0c57a78 c13c6b78 00000022 c457c000 c68f7e74 c68f7e68

 2472 19:06:32.309102  # [   78.314170] 7e60: c0c56c84 c0c57a5c c68f7e9c c68f7e78 c0c57184 c0c56c64 c0c57064 c6a3f540

 2473 19:06:32.350961  # [   78.324603] 7e80: b6de9000 0000000d c30200c0 c68f7f60 c68f7ec4 c68f7ea0 c07e13f8 c0c57070

 2474 19:06:32.351371  # [   78.335207] 7ea0: 00000000 c6a3f540 b6de9000 c2815800 c68f7f60 c07e1394 c68f7f5c c68f7ec8

 2475 19:06:32.351599  # [   78.345724] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c68f6000

 2476 19:06:32.351820  # [   78.356243] 7ee0: b6de9000 00020000 00000004 0000000d 0001fff3 c68f7ee0 00000001 00000805

 2477 19:06:32.352012  # [   78.366761] 7f00: c6a3b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2478 19:06:32.398600  # [   78.377280] 7f20: 00000000 00000000 c68f6000 4f9bc560 b6de8000 c6a3f540 c6a3f540 c68f6000

 2479 19:06:32.399053  # [   78.387797] 7f40: b6de9000 00000000 00000000 00000004 c68f7f94 c68f7f60 c059be08 c059b75c

 2480 19:06:32.399300  # [   78.398228] 7f60: 00000000 00000000 c68f7fac 4f9bc560 0000000d 0000000d b6f30e00 00000004

 2481 19:06:32.399516  # [   78.408746] 7f80: c03002e4 c68f6000 c68f7fa4 c68f7f98 c059be98 c059bda0 00000000 c68f7fa8

 2482 19:06:32.399720  # [   78.419177] 7fa0: c03000c0 c059be8c 0000000d 0000000d 00000001 b6de9000 0000000d 00000000

 2483 19:06:32.442590  # [   78.429523] 7fc0: 0000000d 0000000d b6f30e00 00000004 00000001 00000000 00020000 be9eaac4

 2484 19:06:32.443054  # [   78.439957] 7fe0: 00000004 be9ea7f8 b6e9ad8f b6e217e6 800e0030 00000001 00000000 00000000

 2485 19:06:32.443338  # [   78.450470] Backtrace: 

 2486 19:06:32.443570  # [   78.455360] [<c13c6b6c>] (execute_location) from [<c0c57a78>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2487 19:06:32.443776  # [   78.466826]  r7:c68f7f60 r6:0000000d r5:c457c000 r4:f096c000

 2488 19:06:32.443979  # [   78.474915] [<c0c57a50>] (lkdtm_EXEC_VMALLOC) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2489 19:06:32.444185  # [   78.485861]  r5:c457c000 r4:00000022

 2490 19:06:32.486619  # [   78.491607] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2491 19:06:32.487077  # [   78.502044] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2492 19:06:32.487362  # [   78.512646]  r9:c68f7f60 r8:c30200c0 r7:0000000d r6:b6de9000 r5:c6a3f540 r4:c0c57064

 2493 19:06:32.487589  # [   78.522824] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2494 19:06:32.487799  # [   78.533507]  r9:c07e1394 r8:c68f7f60 r7:c2815800 r6:b6de9000 r5:c6a3f540 r4:00000000

 2495 19:06:32.530624  # [   78.543506] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2496 19:06:32.531086  # [   78.553154]  r10:00000004 <6>[   79.096251] lkdtm: Performing direct entry EXEC_RODATA

 2497 19:06:32.531369  r9:00000000 r8:00000000 r7:b6de90<6>[   79.102739] lkdtm: attempting ok execution at c0c579f4

 2498 19:06:32.531596  00 r6:c68f6000 r5:c6a3f540

 2499 19:06:32.531805  # [  <6>[   79.111179] lkdtm: attempting bad execution at c15ec130

 2500 19:06:32.532009   78.563321]  r4:c6a3f540

 2501 19:06:32.532210  # [   7<1>[   79.119358] 8<--- cut here ---

 2502 19:06:32.532412  8.567943] [<c059bd94>]< 1(>k[s y  79.125488] Unable to handle kernel paging request at virtual address c15ec130

 2503 19:06:32.574627  _write) from [<c059be98><]1 >([s   79.135322] pgd = acff8955

 2504 19:06:32.575086  s_write+0x18/0x1c)

 2505 19:06:32.575362  # [   78.5775<1>[   79.140724] [c15ec130] *pgd=1141941e(bad)

 2506 19:06:32.575586  91]  r9:c68f6000 r8:c03002e4 r7:<0>[   79.147876] Internal error: Oops: 8000000d [#7] SMP ARM

 2507 19:06:32.618631  0000004 r6:b6f30e00 r5:0000000d r<4>[   79.156135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2508 19:06:32.619108  4:0000000d

 2509 19:06:32.619394  # [   78.587591] [<c0<4>[   79.188113] CPU: 3 PID: 2047 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2510 19:06:32.619635  59be80>] (sys_writ<e4)> [f r o m79.198973] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2511 19:06:32.619855  [<c03000c0>] (ret_fast_syscall+0x<4>[   79.207955] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2512 19:06:32.620064  0/0x28)

 2513 19:06:32.662642  # [   78.597408] Excepti<4>[   79.216133] LR is at execute_location+0xa4/0xb4

 2514 19:06:32.663133  on stack(0xc68f7fa8< 4t>o[  0 x c9.223782] pc : [<c15ec130>]    lr : [<c13c6c10>]    psr: 600e0013

 2515 19:06:32.663436  68f7ff0)

 2516 19:06:32.663685  # [   78.602<743>1[]    79.232487] sp : c42ebe38  ip : c42ebd40  fp : c42ebe54

 2517 19:06:32.663919  fa0:               < 4 > [  0 0 09.240319] r10: 0000000c  r9 : c1ad5648  r8 : c15ebe94

 2518 19:06:32.664149  0000d 0000000d 000000<041>[  b 6 79.247981] r7 : c42ebf60  r6 : 00000000  r5 : c15ec130  r4 : c0c579f4

 2519 19:06:32.664383  e9000 0000000d 00000<040>0[

 2520 19:06:32.664603   

 2521 19:06:32.664823   # 79.257030] r3 : 60365fd1  r2 : 60365fd1  r1 : ef7c05e0  r0 : 0000002b

 2522 19:06:32.706659  [   78.611176] 7fc0: 0000000<d4 >[   79.266084] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2523 19:06:32.707169  000000d b6f30e00 0000<040>0[4   079.276083] Control: 10c5387d  Table: 147f004a  DAC: 00000051

 2524 19:06:32.707491  0000001 00000000 00020<000>0[  b  79.284353] Process cat (pid: 2047, stack limit = 0xc2ec0b9e)

 2525 19:06:32.707743  9eaac4

 2526 19:06:32.707975  # [   78.6196<108>][  7 f79.292708] Stack: (0xc42ebe38 to 0xc42ec000)

 2527 19:06:32.750647  e0: 00000004 be9ea7f8 b6e9ad8<f0 [   79.299593] be20:                                                       00000023 c459d000

 2528 19:06:32.751136  b6e217e6

 2529 19:06:32.751438  # [   78.624946] Code: <0>[   79.310643] be40: 0000000c c42ebf60 c42ebe64 c42ebe58 c13c6df8 c13c6b78 c42ebe74 c42ebe68

 2530 19:06:32.751687  bad PC value

 2531 19:06:32.751918  # [   78.628338] --0>[   79.321950] be60: c0c56c84 c13c6de0 c42ebe9c c42ebe78 c0c57184 c0c56c64 c0c57064 c5f0adc0

 2532 19:06:32.752146  -[ end trace ea4e67d5a6cc0ba9 ]<->[   79.333169] be80: b6e8c000 0000000c c30200c0 c42ebf60 c42ebec4 c42ebea0 c07e13f8 c0c57070

 2533 19:06:32.752374  --

 2534 19:06:32.794624  # EXEC_VMALLOC: missing 'cal<0>[   79.344303] bea0: 00000000 c5f0adc0 b6e8c000 c2815800 c42ebf60 c07e1394 c42ebf5c c42ebec8

 2535 19:06:32.795117   trace:': [FAIL]

 2536 19:06:32.795418  not ok 33 sel<f>[   79.355523] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42ea000

 2537 19:06:32.795669  tests: lkdtm: EXEC_VMALLOC.sh #< >[   79.366656] bee0: b6e8c000 00020000 00000004 0000000c 0001fff4 c42ebee0 00000001 b6e8b000

 2538 19:06:32.795898  exit=1

 2539 19:06:32.796124  # selftests: lkdtm: EX<E0>[   79.377788] bf00: c6af9b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2540 19:06:32.796349  _RODATA.sh

 2541 19:06:32.838629  <0>[   79.388925] bf20: 00000000 00000000 c13dc130 60365fd1 c206c120 c5f0adc0 c5f0adc0 c42ea000

 2542 19:06:32.839091  <0>[   79.398406] bf40: b6e8c000 00000000 00000000 00000004 c42ebf94 c42ebf60 c059be08 c059b75c

 2543 19:06:32.839375  <0>[   79.406876] bf60: 00000000 00000000 c42ebfac 60365fd1 0000000c 0000000c b6fd3e00 00000004

 2544 19:06:32.839604  <0>[   79.415345] bf80: c03002e4 c42ea000 c42ebfa4 c42ebf98 c059be98 c059bda0 00000000 c42ebfa8

 2545 19:06:32.839815  <0>[   79.423814] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6e8c000 0000000c 00000000

 2546 19:06:32.882579  <0>[   79.432284] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4

 2547 19:06:32.883043  <0>[   79.440754] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6 800e0030 00000001 00000000 00000000

 2548 19:06:32.883324  <0>[   79.449210] Backtrace: 

 2549 19:06:32.883544  <0>[   79.451974] [<c13c6b6c>] (execute_location) from [<c13c6df8>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2550 19:06:32.883754  <0>[   79.460617]  r7:c42ebf60 r6:0000000c r5:c459d000 r4:00000023

 2551 19:06:32.883966  <0>[   79.466579] [<c13c6dd4>] (lkdtm_EXEC_RODATA) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2552 19:06:32.926646  <0>[   79.475141] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2553 19:06:32.927134  <0>[   79.483450] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2554 19:06:32.927432  <0>[   79.491662]  r9:c42ebf60 r8:c30200c0 r7:0000000c r6:b6e8c000 r5:c5f0adc0 r4:c0c57064

 2555 19:06:32.927679  <0>[   79.499712] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2556 19:06:32.927909  <0>[   79.507835]  r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6e8c000 r5:c5f0adc0 r4:00000000

 2557 19:06:32.928130  <0>[   79.515874] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2558 19:06:32.970626  <0>[   79.523304]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c42ea000 r5:c5f0adc0

 2559 19:06:32.971087  <0>[   79.531415]  r4:c5f0adc0

 2560 19:06:32.971360  <0>[   79.534244] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2561 19:06:32.971590  <0>[   79.541672]  r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6fd3e00 r5:0000000c r4:0000000c

 2562 19:06:32.971800  <0>[   79.549713] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2563 19:06:32.972006  <0>[   79.557569] Exception stack(0xc42ebfa8 to 0xc42ebff0)

 2564 19:06:33.018201  <0>[   79.562913] bfa0:                   0000000c 0000000c 00000001 b6e8c000 0000000c 00000000

 2565 19:06:33.018354  <0>[   79.571384] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4

 2566 19:06:33.018410  <0>[   79.579846] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6

 2567 19:06:33.018459  <0>[   79.585191] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2568 19:06:33.018505  <4>[   79.591578] ---[ end trace ea4e67d5a6cc0baa ]---

 2569 19:06:33.018552  # Segmentation fault

 2570 19:06:33.187711  # [   79.096251] lkdtm: Performing direct entry EXEC_RODATA

 2571 19:06:33.188132  # [   79.102739] lkdtm: attempting ok execution at c0c579f4

 2572 19:06:33.188359  # [   79.111179] lkdtm: attempting bad execution at c15ec130

 2573 19:06:33.188555  # [   79.119358] 8<--- cut here ---

 2574 19:06:33.188741  # [   79.125488] Unable to handle kernel paging request at virtual address c15ec130

 2575 19:06:33.188926  # [   79.135322] pgd = acff8955

 2576 19:06:33.189103  # [   79.140724] [c15ec130] *pgd=1141941e(bad)

 2577 19:06:33.189284  # [   79.147876] Internal error: Oops: 8000000d [#7] SMP ARM

 2578 19:06:33.230750  # [   79.156135] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2579 19:06:33.231215  # [   79.188113] CPU: 3 PID: 2047 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2580 19:06:33.231472  # [   79.198973] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2581 19:06:33.274555  # [   79.207955] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2582 19:06:33.274999  # [   79.216133] LR is at execute_location+0xa4/0xb4

 2583 19:06:33.275244  # [   79.223782] pc : [<c15ec130>]    lr : [<c13c6c10>]    psr: 600e0013

 2584 19:06:33.275458  # [   79.232487] sp : c42ebe38  ip : c42ebd40  fp : c42ebe54

 2585 19:06:33.275662  # [   79.240319] r10: 0000000c  r9 : c1ad5648  r8 : c15ebe94

 2586 19:06:33.275862  # [   79.247981] r7 : c42ebf60  r6 : 00000000  r5 : c15ec130  r4 : c0c579f4

 2587 19:06:33.276065  # [   79.257030] r3 : 60365fd1  r2 : 60365fd1  r1 : ef7c05e0  r0 : 0000002b

 2588 19:06:33.318534  # [   79.266084] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2589 19:06:33.318953  # [   79.276083] Control: 10c5387d  Table: 147f004a  DAC: 00000051

 2590 19:06:33.319190  # [   79.284353] Process cat (pid: 2047, stack limit = 0xc2ec0b9e)

 2591 19:06:33.319395  # [   79.292708] Stack: (0xc42ebe38 to 0xc42ec000)

 2592 19:06:33.319583  # [   79.299593] be20:                                                       00000023 c459d000

 2593 19:06:33.319767  # [   79.310643] be40: 0000000c c42ebf60 c42ebe64 c42ebe58 c13c6df8 c13c6b78 c42ebe74 c42ebe68

 2594 19:06:33.319947  # [   79.321950] be60: c0c56c84 c13c6de0 c42ebe9c c42ebe78 c0c57184 c0c56c64 c0c57064 c5f0adc0

 2595 19:06:33.362465  # [   79.333169] be80: b6e8c000 0000000c c30200c0 c42ebf60 c42ebec4 c42ebea0 c07e13f8 c0c57070

 2596 19:06:33.362911  # [   79.344303] bea0: 00000000 c5f0adc0 b6e8c000 c2815800 c42ebf60 c07e1394 c42ebf5c c42ebec8

 2597 19:06:33.363160  # [   79.355523] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42ea000

 2598 19:06:33.363375  # [   79.366656] bee0: b6e8c000 00020000 00000004 0000000c 0001fff4 c42ebee0 00000001 b6e8b000

 2599 19:06:33.363587  # [   79.377788] bf00: c6af9b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2600 19:06:33.406504  # [   79.388925] bf20: 00000000 00000000 c13dc130 60365fd1 c206c120 c5f0adc0 c5f0adc0 c42ea000

 2601 19:06:33.407006  # [   79.398406] bf40: b6e8c000 00000000 00000000 00000004 c42ebf94 c42ebf60 c059be08 c059b75c

 2602 19:06:33.407282  # [   79.406876] bf60: 00000000 00000000 c42ebfac 60365fd1 0000000c 0000000c b6fd3e00 00000004

 2603 19:06:33.407505  # [   79.415345] bf80: c03002e4 c42ea000 c42ebfa4 c42ebf98 c059be98 c059bda0 00000000 c42ebfa8

 2604 19:06:33.407786  # [   79.423814] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6e8c000 0000000c 00000000

 2605 19:06:33.450728  # [   79.432284] bfc0: 0000000c 0000000c b6fd3e00 00000004 00000001 00000000 00020000 bed3fac4

 2606 19:06:33.451184  # [   79.440754] bfe0: 00000004 bed3f7f8 b6f3dd8f b6ec47e6 800e0030 00000001 00000000 00000000

 2607 19:06:33.451457  # [   79.449210] Backtrace: 

 2608 19:06:33.451677  # [   79.451974] [<c13c6b6c>] (execute_location) from [<c13c6df8>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2609 19:06:33.451886  # [   79.460617]  r7:c42ebf60 r6:0000000c r5:c459d000 r4:00000023

 2610 19:06:33.452089  # [   79.466579] [<c13c6dd4>] (lkdtm_EXEC_RODATA) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2611 19:06:33.494461  # [   79.475141] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2612 19:06:33.494980  # [   79.483450] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2613 19:06:33.495288  # [   79.491662]  r9:c42ebf60 r8:c30200c0 r7:0000000c r6:b6e8c000 r5:c5f0adc0 r4<6>[   80.078089] lkdtm: Performing direct entry EXEC_USERSPACE

 2614 19:06:33.495583  :c0c57064

 2615 19:06:33.495806  # [   79.499712] [<<6c[   80.084153] lkdtm: attempting ok execution at c0c579f4

 2616 19:06:33.496096  07e1394>] (full_proxy_write) from<6>[   80.092532] lkdtm: attempting bad execution at b6fb7000

 2617 19:06:33.538563   [<c059b85c>] (vfs_write+0x10c/0x<1>[   80.100567] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb7000

 2618 19:06:33.539019  53c)

 2619 19:06:33.539270  # [   79.507835]  r9:c07e13<0>[   80.110785] Internal error: : b [#8] SMP ARM

 2620 19:06:33.582639  94 r8:c42ebf60 r7:c2815800 r6:b6e<4>[   80.118175] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2621 19:06:33.583117  8c000 r5:c5f0adc0 r4:00000000

 2622 19:06:33.583404  # 4>[   80.150154] CPU: 3 PID: 2124 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2623 19:06:33.583630  [   79.515874] [<c059<b47>5[0 > ]80.160932] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2624 19:06:33.583838   (vfs_write) from [<c059be<048>>[   80.169992] PC is at 0xb6fb7000

 2625 19:06:33.584041   (ksys_write+0x74/0xec)

 2626 19:06:33.584238  # [   79<4>[   80.175929] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2627 19:06:33.626622  .523304]  r10:0000000<44 >r[9 : 080.183925] pc : [<b6fb7000>]    lr : [<c0c57b48>]    psr: 600e0013

 2628 19:06:33.627088  0000000 r8:00000000< 4r>7[: b 6 e0.192713] sp : c42b7e48  ip : c42b7d50  fp : c42b7e64

 2629 19:06:33.627391  8c000 r6:c42ea000 r<54:>c[5 f 0 a0.200376] r10: 0000000f  r9 : c1ad5654  r8 : c15ebe94

 2630 19:06:33.627643  dc0

 2631 19:06:33.627872  # [   79.531415]  <r44>:[c 5 80.208039] r7 : c42b7f60  r6 : 0000000f  r5 : c4697000  r4 : b6fb7000

 2632 19:06:33.628102  f0adc0

 2633 19:06:33.628321  # [   79.5<344>2[4 4 ]  80.217173] r3 : b32621b1  r2 : b32621b1  r1 : ef7c05e0  r0 : 0000002b

 2634 19:06:33.670633  <c059bd94>] (ksys_write) fro<m4 >[   80.226143] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2635 19:06:33.671125  <c059be98>] (sys_writ<e4+>0[x 1 880.236144] Control: 10c5387d  Table: 15fd004a  DAC: 00000051

 2636 19:06:33.671425  /0x1c)

 2637 19:06:33.671672  # [   79.541672<]0 > [r 9 80.244415] Process cat (pid: 2124, stack limit = 0xefa997bd)

 2638 19:06:33.671905  :c42ea000 r8:c03002e<40 >r[7 : 0 80.252768] Stack: (0xc42b7e48 to 0xc42b8000)

 2639 19:06:33.672132  000004 r6:b6fd3e00 r5:0000000c r<0>[   80.259661] 7e40:                   00000001 00000000 0000000f 00000024 c42b7e74 c42b7e68

 2640 19:06:33.672366  :0000000c

 2641 19:06:33.714632  # [   79.549713] [<c050>[   80.270881] 7e60: c0c56c84 c0c57a90 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c6b00280

 2642 19:06:33.715092  9be80>] (sys_write) from [<c030<0>[   80.282102] 7e80: b6e71000 0000000f c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070

 2643 19:06:33.715381  0c0>] (ret_fast_syscall+0x0/0x28<0>[   80.293236] 7ea0: 00000000 c6b00280 b6e71000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8

 2644 19:06:33.715673  

 2645 19:06:33.715916  # [   79.557569] Exception sta<0>[   80.304459] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000

 2646 19:06:33.716131  k(0xc42ebfa8 to 0xc42ebff0)

 2647 19:06:33.758560  # [ 0>[   80.315680] 7ee0: b6e71000 00020000 00000004 0000000f 0001fff1 c42b7ee0 00000001 b6e70000

 2648 19:06:33.759039    79.562913] bfa0:             < >[   80.326899] 7f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2649 19:06:33.759316       0000000c 0000000c 00000001< >[   80.338034] 7f20: 00000000 00000000 c13dc130 b32621b1 c206c120 c6b00280 c6b00280 c42b6000

 2650 19:06:33.759555  b6e8c000 0000000c 00000000

 2651 19:06:33.759782  # [ <0>[   80.349168] 7f40: b6e71000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c

 2652 19:06:33.802643   79.571384] bfc0: 0000000c 0000<0>[   80.360389] 7f60: 00000000 00000000 c42b7fac b32621b1 0000000f 0000000f b6fb8e00 00000004

 2653 19:06:33.803133  00c b6fd3e00 00000004 00000001 <0>[   80.371522] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8

 2654 19:06:33.803441  0000000 00020000 bed3fac4

 2655 19:06:33.803695  # <[0 [   80.382656] 7fa0: c03000c0 c059be8c 0000000f 0000000f 00000001 b6e71000 0000000f 00000000

 2656 19:06:33.803927    79.579846] bfe0: 00000004 bed<3>[   80.393705] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4

 2657 19:06:33.846631  f7f8 b6f3dd8f b6ec47e6

 2658 19:06:33.847119  # [   79<0>[   80.404837] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6 800e0030 00000001 00000000 00000000

 2659 19:06:33.847415  585191] Code: 5f727563 6e75<60f>6   80.416043] Backtrace: 

 2660 19:06:33.847663  3 00000074 aa55aa55 (e1a0c00d) 

 2661 19:06:33.847894  <0>[   80.421299] [<c0c57a84>] (lkdtm_EXEC_USERSPACE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2662 19:06:33.848125  # [   79.591578] ---[ e<n0d> [t r 80.432940]  r4:00000024

 2663 19:06:33.848346  ace ea4e67d5a6cc0baa ]---

 2664 19:06:33.890636  # EXEC<0>[   80.438094] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2665 19:06:33.891096  _RODATA: missing 'call trace:': [<0>[   80.449240] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2666 19:06:33.891378  FAIL]

 2667 19:06:33.891603  not ok 34 selftests: lkdtm<0>[   80.460277]  r9:c42b7f60 r8:c30200c0 r7:0000000f r6:b6e71000 r5:c6b00280 r4:c0c57064

 2668 19:06:33.891820  : EXEC_RODATA.sh # exit=1

 2669 19:06:33.892020  # self<0>[   80.471163] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2670 19:06:33.934652  tests: lkdtm: EXEC_USERSPACE.s<h0>[   80.482109]  r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e71000 r5:c6b00280 r4:00000000

 2671 19:06:33.935140  

 2672 19:06:33.935438  <0>[   80.492815] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2673 19:06:33.935687  <0>[   80.500298]  r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c42b6000 r5:c6b00280

 2674 19:06:33.935914  <0>[   80.508410]  r4:c6b00280

 2675 19:06:33.936139  <0>[   80.511241] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2676 19:06:33.936360  <0>[   80.518669]  r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:0000000f r4:0000000f

 2677 19:06:33.936588  <0>[   80.526712] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2678 19:06:33.978311  <0>[   80.534565] Exception stack(0xc42b7fa8 to 0xc42b7ff0)

 2679 19:06:33.978457  <0>[   80.539909] 7fa0:                   0000000f 0000000f 00000001 b6e71000 0000000f 00000000

 2680 19:06:33.978519  <0>[   80.548379] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4

 2681 19:06:33.978568  <0>[   80.556842] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6

 2682 19:06:33.978613  <0>[   80.562190] Code: bad PC value

 2683 19:06:33.978656  <4>[   80.565542] ---[ end trace ea4e67d5a6cc0bab ]---

 2684 19:06:33.978701  # Segmentation fault

 2685 19:06:34.094649  # [   80.078089] lkdtm: Performing direct entry EXEC_USERSPACE

 2686 19:06:34.094797  # [   80.084153] lkdtm: attempting ok execution at c0c579f4

 2687 19:06:34.094876  # [   80.092532] lkdtm: attempting bad execution at b6fb7000

 2688 19:06:34.094939  # [   80.100567] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fb7000

 2689 19:06:34.094993  # [   80.110785] Internal error: : b [#8] SMP ARM

 2690 19:06:34.138186  # [   80.118175] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2691 19:06:34.138275  # [   80.150154] CPU: 3 PID: 2124 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2692 19:06:34.138339  # [   80.160932] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2693 19:06:34.138396  # [   80.169992] PC is at 0xb6fb7000

 2694 19:06:34.138462  # [   80.175929] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2695 19:06:34.182553  # [   80.183925] pc : [<b6fb7000>]    lr : [<c0c57b48>]    psr: 600e0013

 2696 19:06:34.182967  # [   80.192713] sp : c42b7e48  ip : c42b7d50  fp : c42b7e64

 2697 19:06:34.183232  # [   80.200376] r10: 0000000f  r9 : c1ad5654  r8 : c15ebe94

 2698 19:06:34.183450  # [   80.208039] r7 : c42b7f60  r6 : 0000000f  r5 : c4697000  r4 : b6fb7000

 2699 19:06:34.183658  # [   80.217173] r3 : b32621b1  r2 : b32621b1  r1 : ef7c05e0  r0 : 0000002b

 2700 19:06:34.183934  # [   80.226143] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2701 19:06:34.184179  # [   80.236144] Control: 10c5387d  Table: 15fd004a  DAC: 00000051

 2702 19:06:34.226488  # [   80.244415] Process cat (pid: 2124, stack limit = 0xefa997bd)

 2703 19:06:34.226936  # [   80.252768] Stack: (0xc42b7e48 to 0xc42b8000)

 2704 19:06:34.227183  # [   80.259661] 7e40:                   00000001 00000000 0000000f 00000024 c42b7e74 c42b7e68

 2705 19:06:34.227401  # [   80.270881] 7e60: c0c56c84 c0c57a90 c42b7e9c c42b7e78 c0c57184 c0c56c64 c0c57064 c6b00280

 2706 19:06:34.227609  # [   80.282102] 7e80: b6e71000 0000000f c30200c0 c42b7f60 c42b7ec4 c42b7ea0 c07e13f8 c0c57070

 2707 19:06:34.227816  # [   80.293236] 7ea0: 00000000 c6b00280 b6e71000 c2815800 c42b7f60 c07e1394 c42b7f5c c42b7ec8

 2708 19:06:34.270538  # [   80.304459] 7ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c42b6000

 2709 19:06:34.270991  # [   80.315680] 7ee0: b6e71000 00020000 00000004 0000000f 0001fff1 c42b7ee0 00000001 b6e70000

 2710 19:06:34.271317  # [   80.326899] 7f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2711 19:06:34.271557  # [   80.338034] 7f20: 00000000 00000000 c13dc130 b32621b1 c206c120 c6b00280 c6b00280 c42b6000

 2712 19:06:34.271774  # [   80.349168] 7f40: b6e71000 00000000 00000000 00000004 c42b7f94 c42b7f60 c059be08 c059b75c

 2713 19:06:34.314549  # [   80.360389] 7f60: 00000000 00000000 c42b7fac b32621b1 0000000f 0000000f b6fb8e00 00000004

 2714 19:06:34.315007  # [   80.371522] 7f80: c03002e4 c42b6000 c42b7fa4 c42b7f98 c059be98 c059bda0 00000000 c42b7fa8

 2715 19:06:34.315282  # [   80.382656] 7fa0: c03000c0 c059be8c 0000000f 0000000f 00000001 b6e71000 0000000f 00000000

 2716 19:06:34.315500  # [   80.393705] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae6ac4

 2717 19:06:34.315708  # [   80.404837] 7fe0: 00000004 beae67f8 b6f22d8f b6ea97e6 800e0030 00000001 00000000 00000000

 2718 19:06:34.315911  # [   80.416043] Backtrace: 

 2719 19:06:34.358599  # [   80.421299] [<c0c57a84>] (lkdtm_EXEC_USERSPACE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2720 19:06:34.359024  # [   80.432940]  r4:00000024

 2721 19:06:34.359283  # [   80.438094] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2722 19:06:34.359515  # [   80.449240] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2723 19:06:34.359722  # [   80.460277]  r9:c42b7f60 r8:c30200c0 r7:0000000f r6:b6e71000 r5:c6b00280 r4:c0c57064

 2724 19:06:34.359925  # [   80.471163] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2725 19:06:34.402590  # [   80.482109]  r9:c07e1394 r8:c42b7f60 r7:c2815800 r6:b6e71000 r5:c6b00280 r4:00000000

 2726 19:06:34.403048  # [   80.492815] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2727 19:06:34.403298  # [   80.500298]  r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c42b6000 r5:c6b00280

 2728 19:06:34.403515  # [   80.508410]  r4:c6b00280

 2729 19:06:34.403721  # [   80.511241] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2730 19:06:34.403926  # [   80.518669]  r9:c42b6000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:0000000f r4:0000000f

 2731 19:06:34.446455  # [   80.526712] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2732 19:06:34.446914  # [   80.534565] Exception stack(0xc42b7fa8 to 0xc42b7ff0)

 2733 19:06:34.447256  # [   80.539909] 7fa0:                   0000000f 0000000f 00000001 b6e71000 0000000f 00000000

 2734 19:06:34.447608  # [   80.548379] 7fc0: 0000000f 0000000f b6fb8e00 00000004 00000001 00000000 00020000 beae<6>[   81.031368] lkdtm: Performing direct entry EXEC_NULL

 2735 19:06:34.447855  6ac4

 2736 19:06:34.448168  # [   80.556842] 7fe0: 0000<6>[   81.038268] lkdtm: attempting ok execution at c0c579f4

 2737 19:06:34.448469  0004 beae67f8 b6f22d8f b6ea97e6

 2738 19:06:34.490549  <6>[   81.046467] lkdtm: attempting bad execution at 00000000

 2739 19:06:34.491004  # [   80.562190] Code: b<a1d> [P   81.054790] 8<--- cut here ---

 2740 19:06:34.491268   value

 2741 19:06:34.491488  # [   80.565542] ---[ end<1>[   81.060563] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2742 19:06:34.491700   trace ea4e67d5a6cc0bab ]---

 2743 19:06:34.491901  # E<1>[   81.071810] pgd = 47b3862c

 2744 19:06:34.492105  XEC_USERSPACE: missing 'call trac<1>[   81.077630] [00000000] *pgd=00000000

 2745 19:06:34.492309  e:': [FAIL]

 2746 19:06:34.492507  not ok 35 selftests:<0>[   81.084291] Internal error: Oops: 80000005 [#9] SMP ARM

 2747 19:06:34.534636   lkdtm: EXEC_USERSPACE.sh # exit=<4>[   81.092628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2748 19:06:34.535105  1

 2749 19:06:34.535392  # selftests: lk<d4t>m[:   E X81.124595] CPU: 1 PID: 2196 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2750 19:06:34.535626  C_NULL.<s4h>

 2751 19:06:34.535835  [

 2752 19:06:34.578719     81.134761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2753 19:06:34.579209  <4>[   81.142511] PC is at 0x0

 2754 19:06:34.579501  <4>[   81.145320] LR is at execute_location+0xa4/0xb4

 2755 19:06:34.579741  <4>[   81.150118] pc : [<00000000>]    lr : [<c13c6c10>]    psr: 600e0013

 2756 19:06:34.579969  <4>[   81.156651] sp : c4479e38  ip : 00000027  fp : c4479e54

 2757 19:06:34.580190  <4>[   81.162143] r10: 0000000a  r9 : c1ad5664  r8 : c15ebe94

 2758 19:06:34.580408  <4>[   81.167633] r7 : c4479f60  r6 : 00000000  r5 : 00000000  r4 : c0c579f4

 2759 19:06:34.580630  <4>[   81.174426] r3 : 94eaa0ea  r2 : 94eaa0ea  r1 : ef7965e4  r0 : 0000002b

 2760 19:06:34.622636  <4>[   81.181220] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2761 19:06:34.623132  <4>[   81.188621] Control: 10c5387d  Table: 16e3804a  DAC: 00000051

 2762 19:06:34.623430  <0>[   81.194634] Process cat (pid: 2196, stack limit = 0x279411e9)

 2763 19:06:34.623674  <0>[   81.200646] Stack: (0xc4479e38 to 0xc447a000)

 2764 19:06:34.623904  <0>[   81.205272] 9e20:                                                       00000025 c43b2000

 2765 19:06:34.624131  <0>[   81.213720] 9e40: 0000000a c4479f60 c4479e64 c4479e58 c13c6e1c c13c6b78 c4479e74 c4479e68

 2766 19:06:34.666639  <0>[   81.222165] 9e60: c0c56c84 c13c6e08 c4479e9c c4479e78 c0c57184 c0c56c64 c0c57064 c6a3f040

 2767 19:06:34.667133  <0>[   81.230612] 9e80: b6deb000 0000000a c30200c0 c4479f60 c4479ec4 c4479ea0 c07e13f8 c0c57070

 2768 19:06:34.667433  <0>[   81.239057] 9ea0: 00000000 c6a3f040 b6deb000 c2815800 c4479f60 c07e1394 c4479f5c c4479ec8

 2769 19:06:34.667676  <0>[   81.247503] 9ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c4478000

 2770 19:06:34.667903  <0>[   81.255948] 9ee0: b6deb000 00020000 00000004 0000000a 0001fff6 c4479ee0 00000001 00000805

 2771 19:06:34.710643  <0>[   81.264392] 9f00: c6985400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2772 19:06:34.711132  <0>[   81.272838] 9f20: 00000000 00000000 c4478000 94eaa0ea b6dea000 c6a3f040 c6a3f040 c4478000

 2773 19:06:34.711432  <0>[   81.281285] 9f40: b6deb000 00000000 00000000 00000004 c4479f94 c4479f60 c059be08 c059b75c

 2774 19:06:34.711682  <0>[   81.289731] 9f60: 00000000 00000000 c4479fac 94eaa0ea 0000000a 0000000a b6f32e00 00000004

 2775 19:06:34.711911  <0>[   81.298177] 9f80: c03002e4 c4478000 c4479fa4 c4479f98 c059be98 c059bda0 00000000 c4479fa8

 2776 19:06:34.754540  <0>[   81.306622] 9fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6deb000 0000000a 00000000

 2777 19:06:34.755024  <0>[   81.315068] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4

 2778 19:06:34.755295  <0>[   81.323514] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000

 2779 19:06:34.755533  <0>[   81.331955] Backtrace: 

 2780 19:06:34.755760  <0>[   81.334682] [<c13c6b6c>] (execute_location) from [<c13c6e1c>] (lkdtm_EXEC_NULL+0x20/0x24)

 2781 19:06:34.755986  <0>[   81.343128]  r7:c4479f60 r6:0000000a r5:c43b2000 r4:00000025

 2782 19:06:34.798639  <0>[   81.349063] [<c13c6dfc>] (lkdtm_EXEC_NULL) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2783 19:06:34.799130  <0>[   81.357426] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2784 19:06:34.799426  <0>[   81.365706] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2785 19:06:34.799672  <0>[   81.373895]  r9:c4479f60 r8:c30200c0 r7:0000000a r6:b6deb000 r5:c6a3f040 r4:c0c57064

 2786 19:06:34.799902  <0>[   81.381915] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2787 19:06:34.800125  <0>[   81.390015]  r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6deb000 r5:c6a3f040 r4:00000000

 2788 19:06:34.842637  <0>[   81.398028] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2789 19:06:34.843129  <0>[   81.405434]  r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c4478000 r5:c6a3f040

 2790 19:06:34.843428  <0>[   81.413529]  r4:c6a3f040

 2791 19:06:34.843668  <0>[   81.416335] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2792 19:06:34.843897  <0>[   81.423740]  r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000a r4:0000000a

 2793 19:06:34.844123  <0>[   81.431757] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2794 19:06:34.886271  <0>[   81.439592] Exception stack(0xc4479fa8 to 0xc4479ff0)

 2795 19:06:34.886456  <0>[   81.444913] 9fa0:                   0000000a 0000000a 00000001 b6deb000 0000000a 00000000

 2796 19:06:34.886537  <0>[   81.453359] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4

 2797 19:06:34.886603  <0>[   81.461802] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6

 2798 19:06:34.886656  <0>[   81.467126] Code: bad PC value

 2799 19:06:34.886707  <4>[   81.470493] ---[ end trace ea4e67d5a6cc0bac ]---

 2800 19:06:34.886759  # Segmentation fault

 2801 19:06:34.999364  # [   81.031368] lkdtm: Performing direct entry EXEC_NULL

 2802 19:06:34.999785  # [   81.038268] lkdtm: attempting ok execution at c0c579f4

 2803 19:06:35.000033  # [   81.046467] lkdtm: attempting bad execution at 00000000

 2804 19:06:35.000233  # [   81.054790] 8<--- cut here ---

 2805 19:06:35.000420  # [   81.060563] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2806 19:06:35.000605  # [   81.071810] pgd = 47b3862c

 2807 19:06:35.000805  # [   81.077630] [00000000] *pgd=00000000

 2808 19:06:35.001001  # [   81.084291] Internal error: Oops: 80000005 [#9] SMP ARM

 2809 19:06:35.046608  # [   81.092628] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2810 19:06:35.047082  # [   81.124595] CPU: 1 PID: 2196 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2811 19:06:35.047338  # [   81.134761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2812 19:06:35.047556  # [   81.142511] PC is at 0x0

 2813 19:06:35.090579  # [   81.145320] LR is at execute_location+0xa4/0xb4

 2814 19:06:35.091040  # [   81.150118] pc : [<00000000>]    lr : [<c13c6c10>]    psr: 600e0013

 2815 19:06:35.091408  # [   81.156651] sp : c4479e38  ip : 00000027  fp : c4479e54

 2816 19:06:35.091663  # [   81.162143] r10: 0000000a  r9 : c1ad5664  r8 : c15ebe94

 2817 19:06:35.091878  # [   81.167633] r7 : c4479f60  r6 : 00000000  r5 : 00000000  r4 : c0c579f4

 2818 19:06:35.092084  # [   81.174426] r3 : 94eaa0ea  r2 : 94eaa0ea  r1 : ef7965e4  r0 : 0000002b

 2819 19:06:35.092287  # [   81.181220] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2820 19:06:35.134532  # [   81.188621] Control: 10c5387d  Table: 16e3804a  DAC: 00000051

 2821 19:06:35.135024  # [   81.194634] Process cat (pid: 2196, stack limit = 0x279411e9)

 2822 19:06:35.135287  # [   81.200646] Stack: (0xc4479e38 to 0xc447a000)

 2823 19:06:35.135569  # [   81.205272] 9e20:                                                       00000025 c43b2000

 2824 19:06:35.135789  # [   81.213720] 9e40: 0000000a c4479f60 c4479e64 c4479e58 c13c6e1c c13c6b78 c4479e74 c4479e68

 2825 19:06:35.136002  # [   81.222165] 9e60: c0c56c84 c13c6e08 c4479e9c c4479e78 c0c57184 c0c56c64 c0c57064 c6a3f040

 2826 19:06:35.178632  # [   81.230612] 9e80: b6deb000 0000000a c30200c0 c4479f60 c4479ec4 c4479ea0 c07e13f8 c0c57070

 2827 19:06:35.179100  # [   81.239057] 9ea0: 00000000 c6a3f040 b6deb000 c2815800 c4479f60 c07e1394 c4479f5c c4479ec8

 2828 19:06:35.179385  # [   81.247503] 9ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c412e9a4 c059be08 c4478000

 2829 19:06:35.179614  # [   81.255948] 9ee0: b6deb000 00020000 00000004 0000000a 0001fff6 c4479ee0 00000001 00000805

 2830 19:06:35.179825  # [   81.264392] 9f00: c6985400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2831 19:06:35.222576  # [   81.272838] 9f20: 00000000 00000000 c4478000 94eaa0ea b6dea000 c6a3f040 c6a3f040 c4478000

 2832 19:06:35.223032  # [   81.281285] 9f40: b6deb000 00000000 00000000 00000004 c4479f94 c4479f60 c059be08 c059b75c

 2833 19:06:35.223315  # [   81.289731] 9f60: 00000000 00000000 c4479fac 94eaa0ea 0000000a 0000000a b6f32e00 00000004

 2834 19:06:35.223543  # [   81.298177] 9f80: c03002e4 c4478000 c4479fa4 c4479f98 c059be98 c059bda0 00000000 c4479fa8

 2835 19:06:35.223751  # [   81.306622] 9fa0: c03000c0 c059be8c 0000000a 0000000a 00000001 b6deb000 0000000a 00000000

 2836 19:06:35.266580  # [   81.315068] 9fc0: 0000000a 0000000a b6f32e00 00000004 00000001 00000000 00020000 beeb6ac4

 2837 19:06:35.267065  # [   81.323514] 9fe0: 00000004 beeb67f8 b6e9cd8f b6e237e6 800e0030 00000001 00000000 00000000

 2838 19:06:35.267377  # [   81.331955] Backtrace: 

 2839 19:06:35.267636  # [   81.334682] [<c13c6b6c>] (execute_location) from [<c13c6e1c>] (lkdtm_EXEC_NULL+0x20/0x24)

 2840 19:06:35.267859  # [   81.343128]  r7:c4479f60 r6:0000000a r5:c43b2000 r4:00000025

 2841 19:06:35.268073  # [   81.349063] [<c13c6dfc>] (lkdtm_EXEC_NULL) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2842 19:06:35.268284  # [   81.357426] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2843 19:06:35.310533  # [   81.365706] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2844 19:06:35.311094  # [   81.373895]  r9:c4479f60 r8:c30200c0 r7:0000000a r6:b6deb000 r5:c6a3f040 r4:c0c57064

 2845 19:06:35.311379  # [   81.381915] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2846 19:06:35.311601  # [   81.<6>[   81.894350] lkdtm: Performing direct entry ACCESS_USERSPACE

 2847 19:06:35.311683  390015]  r9:c07e1394 r8:c4479f60 <6>[   81.901504] lkdtm: attempting bad read at b6fa6000

 2848 19:06:35.354534  r7:c2815800 r6:b6deb000 r5:c6a3f0<1>[   81.909235] 8<--- cut here ---

 2849 19:06:35.354977  40 r4:00000000

 2850 19:06:35.355259  # [   81<.13>9[8   81.915347] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000

 2851 19:06:35.355499  28] [<c059b750>] (vfs_write) f<r1>[   81.924398] pgd = 7575571f

 2852 19:06:35.355713  m [<c059be08>] (ksys_write+0x74/0<1>[   81.930056] [b6fa6000] *pgd=4bd5a831

 2853 19:06:35.355916  xec)

 2854 19:06:35.356115  # [   81.405434]  r10:00000<0>[   81.936769] Internal error: : 1b [#10] SMP ARM

 2855 19:06:35.398577  004 r9:00000000 r8:00000000 r7:b6<4>[   81.944332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2856 19:06:35.399053  deb000 r6:c4478000 r5:c6a3f040

 2857 19:06:35.399336  #<4>[   81.976304] CPU: 1 PID: 2273 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2858 19:06:35.399574   [   81.413529]  r4:c6a3f<044>0[

 2859 19:06:35.399783    81.987164] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2860 19:06:35.399988  

 2861 19:06:35.442599  # [   81.416335] [<c059bd94>] (k<4>[   81.996404] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2862 19:06:35.443088  sys_write) from [<c059be98>] (sys<4>[   82.004755] LR is at __irq_work_queue_local+0x40/0x74

 2863 19:06:35.443392  _write+0x18/0x1c)

 2864 19:06:35.443634  # [   81.423744>[   82.012911] pc : [<c0c57c6c>]    lr : [<c049dc90>]    psr: 600e0013

 2865 19:06:35.443862  0]  r9:c4478000 r8:c03002e4 r<74:[   82.022212] sp : c6813e38  ip : c6813d40  fp : c6813e64

 2866 19:06:35.444091  00000004 r6:b6f32e00 r5:000<040>0   82.030299] r10: 00000011  r9 : c1ad5670  r8 : c15ebe94

 2867 19:06:35.444320  0a r4:0000000a

 2868 19:06:35.486459  # [   81.43175<74>[   82.038300] r7 : c6813f60  r6 : 00000051  r5 : c6812000  r4 : b6fa6000

 2869 19:06:35.486919   [<c059be80>] (sys_write) fr<o4m>[   82.047775] r3 : 2dd21a44  r2 : 2dd21a44  r1 : ef7965e0  r0 : 00000026

 2870 19:06:35.487179  [<c03000c0>] (ret_fast_syscall+0x<4>[   82.057170] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2871 19:06:35.487400  0/0x28)

 2872 19:06:35.487612  # [   81.439592] Exce<p4>[   82.067424] Control: 10c5387d  Table: 1692404a  DAC: 00000051

 2873 19:06:35.487822  ion stack(0xc4479fa8 to 0xc4479ff<0>[   82.076121] Process cat (pid: 2273, stack limit = 0x09226381)

 2874 19:06:35.488024  0)

 2875 19:06:35.530601  # [   81.444913] 9fa0:    < 0>[   82.084988] Stack: (0xc6813e38 to 0xc6814000)

 2876 19:06:35.531092               0000000a 0000000a 00<0>[   82.092300] 3e20:                                                       00000022 00000000

 2877 19:06:35.531392  000001 b6deb000 0000000a 00000000<0>[   82.103602] 3e40: 00000000 2dd21a44 c6813e6c 00000026 c457c000 00000011 c6813e74 c6813e68

 2878 19:06:35.531649  

 2879 19:06:35.531878  # [   81.453359] 9fc0: 0000000a<0>[   82.114903] 3e60: c0c56c84 c0c57b64 c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c41d4f00

 2880 19:06:35.574573   0000000a b6f32e00 00000004 00000<0>[   82.126200] 3e80: b6e60000 00000011 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070

 2881 19:06:35.575046  001 00000000 00020000 beeb6ac4

 2882 19:06:35.575345  #<0>[   82.137500] 3ea0: 00000000 c41d4f00 b6e60000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8

 2883 19:06:35.575601   [   81.461802] 9fe0: 00000004 be<0>[   82.148800] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000

 2884 19:06:35.575833  eb67f8 b6e9cd8f b6e237e6

 2885 19:06:35.576061  # [   8<0>[   82.160098] 3ee0: b6e60000 00020000 00000004 00000011 0001ffef c6813ee0 00000001 b6e5f000

 2886 19:06:35.618595  1.467126] Code: bad PC value

 2887 19:06:35.619090  # [<0>[   82.171398] 3f00: c4252780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2888 19:06:35.619390     81.470493] ---[ end trace ea4e<0>[   82.182702] 3f20: 00000000 00000000 c13dc130 2dd21a44 c206c120 c41d4f00 c41d4f00 c6812000

 2889 19:06:35.619640  67d5a6cc0bac ]---

 2890 19:06:35.619876  # EXEC_NULL: m<0>[   82.194002] 3f40: b6e60000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c

 2891 19:06:35.620102  issing 'call trace:': [FAIL]

 2892 19:06:35.662600  not<0>[   82.205299] 3f60: 00000000 00000000 c6813fac 2dd21a44 00000011 00000011 b6fa7e00 00000004

 2893 19:06:35.663097   ok 36 selftests: l<k0d>t[m :   E2.216600] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8

 2894 19:06:35.663396  XEC_NULL.sh # exit=1

 2895 19:06:35.663641  # selftests<0>[   82.227222] 3fa0: c03000c0 c059be8c 00000011 00000011 00000001 b6e60000 00000011 00000000

 2896 19:06:35.663871  : lkdtm: ACCESS_USERSPACE.sh

 2897 19:06:35.664093  <0>[   82.238522] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4

 2898 19:06:35.664318  <0>[   82.249561] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000

 2899 19:06:35.706602  <0>[   82.258016] Backtrace: 

 2900 19:06:35.707093  <0>[   82.260777] [<c0c57b58>] (lkdtm_ACCESS_USERSPACE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2901 19:06:35.707400  <0>[   82.269765]  r6:00000011 r5:c457c000 r4:00000026

 2902 19:06:35.707648  <0>[   82.274679] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2903 19:06:35.707878  <0>[   82.282989] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2904 19:06:35.708102  <0>[   82.291198]  r9:c6813f60 r8:c30200c0 r7:00000011 r6:b6e60000 r5:c41d4f00 r4:c0c57064

 2905 19:06:35.750607  <0>[   82.299246] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2906 19:06:35.751099  <0>[   82.307368]  r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6e60000 r5:c41d4f00 r4:00000000

 2907 19:06:35.751399  <0>[   82.315405] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2908 19:06:35.751647  <0>[   82.322833]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6812000 r5:c41d4f00

 2909 19:06:35.751874  <0>[   82.330943]  r4:c41d4f00

 2910 19:06:35.752095  <0>[   82.333773] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 2911 19:06:35.794284  <0>[   82.341200]  r9:c6812000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000011 r4:00000011

 2912 19:06:35.794444  <0>[   82.349245] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2913 19:06:35.794516  <0>[   82.357100] Exception stack(0xc6813fa8 to 0xc6813ff0)

 2914 19:06:35.794567  <0>[   82.362442] 3fa0:                   00000011 00000011 00000001 b6e60000 00000011 00000000

 2915 19:06:35.794636  <0>[   82.370912] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4

 2916 19:06:35.794694  <0>[   82.379375] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6

 2917 19:06:35.838205  <0>[   82.384720] Code: e1a01004 e3060594 e34c01ad eb1d903e (e5943000) 

 2918 19:06:35.838272  <4>[   82.391108] ---[ end trace ea4e67d5a6cc0bad ]---

 2919 19:06:35.838330  # Segmentation fault

 2920 19:06:35.951301  # [   81.894350] lkdtm: Performing direct entry ACCESS_USERSPACE

 2921 19:06:35.951366  # [   81.901504] lkdtm: attempting bad read at b6fa6000

 2922 19:06:35.951412  # [   81.909235] 8<--- cut here ---

 2923 19:06:35.951456  # [   81.915347] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000

 2924 19:06:35.951500  # [   81.924398] pgd = 7575571f

 2925 19:06:35.951543  # [   81.930056] [b6fa6000] *pgd=4bd5a831

 2926 19:06:35.951585  # [   81.936769] Internal error: : 1b [#10] SMP ARM

 2927 19:06:35.994340  # [   81.944332] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2928 19:06:35.994402  # [   81.976304] CPU: 1 PID: 2273 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2929 19:06:35.994459  # [   81.987164] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2930 19:06:35.994510  # [   81.996404] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2931 19:06:35.994562  # [   82.004755] LR is at __irq_work_queue_local+0x40/0x74

 2932 19:06:36.042611  # [   82.012911] pc : [<c0c57c6c>]    lr : [<c049dc90>]    psr: 600e0013

 2933 19:06:36.043069  # [   82.022212] sp : c6813e38  ip : c6813d40  fp : c6813e64

 2934 19:06:36.043344  # [   82.030299] r10: 00000011  r9 : c1ad5670  r8 : c15ebe94

 2935 19:06:36.043570  # [   82.038300] r7 : c6813f60  r6 : 00000051  r5 : c6812000  r4 : b6fa6000

 2936 19:06:36.043776  # [   82.047775] r3 : 2dd21a44  r2 : 2dd21a44  r1 : ef7965e0  r0 : 00000026

 2937 19:06:36.043980  # [   82.057170] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2938 19:06:36.044222  # [   82.067424] Control: 10c5387d  Table: 1692404a  DAC: 00000051

 2939 19:06:36.086526  # [   82.076121] Process cat (pid: 2273, stack limit = 0x09226381)

 2940 19:06:36.086981  # [   82.084988] Stack: (0xc6813e38 to 0xc6814000)

 2941 19:06:36.087231  # [   82.092300] 3e20:                                                       00000022 00000000

 2942 19:06:36.087478  # [   82.103602] 3e40: 00000000 2dd21a44 c6813e6c 00000026 c457c000 00000011 c6813e74 c6813e68

 2943 19:06:36.087692  # [   82.114903] 3e60: c0c56c84 c0c57b64 c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c41d4f00

 2944 19:06:36.087908  # [   82.126200] 3e80: b6e60000 00000011 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070

 2945 19:06:36.130502  # [   82.137500] 3ea0: 00000000 c41d4f00 b6e60000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8

 2946 19:06:36.130952  # [   82.148800] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000

 2947 19:06:36.131201  # [   82.160098] 3ee0: b6e60000 00020000 00000004 00000011 0001ffef c6813ee0 00000001 b6e5f000

 2948 19:06:36.131417  # [   82.171398] 3f00: c4252780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2949 19:06:36.131623  # [   82.182702] 3f20: 00000000 00000000 c13dc130 2dd21a44 c206c120 c41d4f00 c41d4f00 c6812000

 2950 19:06:36.174560  # [   82.194002] 3f40: b6e60000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c

 2951 19:06:36.175021  # [   82.205299] 3f60: 00000000 00000000 c6813fac 2dd21a44 00000011 00000011 b6fa7e00 00000004

 2952 19:06:36.175300  # [   82.216600] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8

 2953 19:06:36.175534  # [   82.227222] 3fa0: c03000c0 c059be8c 00000011 00000011 00000001 b6e60000 00000011 00000000

 2954 19:06:36.175741  # [   82.238522] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4

 2955 19:06:36.218578  # [   82.249561] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6 800e0030 00000001 00000000 00000000

 2956 19:06:36.219036  # [   82.258016] Backtrace: 

 2957 19:06:36.219308  # [   82.260777] [<c0c57b58>] (lkdtm_ACCESS_USERSPACE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 2958 19:06:36.219536  # [   82.269765]  r6:00000011 r5:c457c000 r4:00000026

 2959 19:06:36.219742  # [   82.274679] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 2960 19:06:36.219944  # [   82.282989] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 2961 19:06:36.262633  # [   82.291198]  r9:c6813f60 r8:c30200c0 r7:00000011 r6:b6e60000 r5:c41d4f00 r4:c0c57064

 2962 19:06:36.263119  # [   82.299246] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 2963 19:06:36.263421  # [   82.307368]  r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6e60000 r5:c41d4f00 r4:00000000

 2964 19:06:36.263666  # [   82.315405] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 2965 19:06:36.263892  # [   82.322833]  r10:00000004 r9:0000000<6>[   82.848688] lkdtm: Performing direct entry ACCESS_NULL

 2966 19:06:36.264117  0 r8:00000000 r7:b6e60000 r6:c681<6>[   82.856953] lkdtm: attempting bad read at 00000000

 2967 19:06:36.264347  2000 r5:c41d4f00

 2968 19:06:36.306612  # [   82.330943<1>[   82.864794] 8<--- cut here ---

 2969 19:06:36.307069  ]  r4:c41d4f00

 2970 19:06:36.307349  # [   82.333773] <1>[   82.871017] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2971 19:06:36.307587  [<c059bd94>] (ksys_write) from [<<1>[   82.882328] pgd = 85bc1e18

 2972 19:06:36.307800  c059be98>] (sys_write+0x18/0x1c)

 2973 19:06:36.308001  <1>[   82.889056] [00000000] *pgd=00000000

 2974 19:06:36.308201  

 2975 19:06:36.308396  # [   82.341200]  r9:c6812000 r8<0>[   82.894867] Internal error: Oops: 5 [#11] SMP ARM

 2976 19:06:36.350560  <4>[   82.902650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 2977 19:06:36.351023  <4>[   82.931948] CPU: 0 PID: 2349 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 2978 19:06:36.351299  <4>[   82.939957] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2979 19:06:36.351538  <4>[   82.946762] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2980 19:06:36.394636  <4>[   82.951648] LR is at 0x0

 2981 19:06:36.395085  <4>[   82.954449] pc : [<c13c6e48>]    lr : [<00000000>]    psr: 600e0013

 2982 19:06:36.395363  <4>[   82.960984] sp : c5e0be50  ip : 00000027  fp : c5e0be64

 2983 19:06:36.395585  <4>[   82.966475] r10: 0000000c  r9 : c1ad5684  r8 : c15ebe94

 2984 19:06:36.395793  <4>[   82.971966] r7 : c5e0bf60  r6 : 0000000c  r5 : c4517000  r4 : 00000000

 2985 19:06:36.395996  <4>[   82.978758] r3 : 9580a81b  r2 : 9580a81b  r1 : ef7815e4  r0 : 00000026

 2986 19:06:36.396195  <4>[   82.985552] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2987 19:06:36.438552  <4>[   82.992953] Control: 10c5387d  Table: 16e1004a  DAC: 00000051

 2988 19:06:36.439012  <0>[   82.998968] Process cat (pid: 2349, stack limit = 0x430e0dbe)

 2989 19:06:36.439297  <0>[   83.004981] Stack: (0xc5e0be50 to 0xc5e0c000)

 2990 19:06:36.439524  <0>[   83.009606] be40:                                     00000027 c4517000 c5e0be74 c5e0be68

 2991 19:06:36.439735  <0>[   83.018053] be60: c0c56c84 c13c6e2c c5e0be9c c5e0be78 c0c57184 c0c56c64 c0c57064 c5ea1a40

 2992 19:06:36.439944  <0>[   83.026500] be80: b6df6000 0000000c c30200c0 c5e0bf60 c5e0bec4 c5e0bea0 c07e13f8 c0c57070

 2993 19:06:36.482641  <0>[   83.034946] bea0: 00000000 c5ea1a40 b6df6000 c2815800 c5e0bf60 c07e1394 c5e0bf5c c5e0bec8

 2994 19:06:36.483136  <0>[   83.043394] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c4137764 c059be08 c5e0a000

 2995 19:06:36.483447  <0>[   83.051840] bee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5e0bee0 00000001 00000805

 2996 19:06:36.483690  <0>[   83.060285] bf00: c42348c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2997 19:06:36.483919  <0>[   83.068732] bf20: 00000000 00000000 c5e0a000 9580a81b b6df5000 c5ea1a40 c5ea1a40 c5e0a000

 2998 19:06:36.526590  <0>[   83.077179] bf40: b6df6000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c059be08 c059b75c

 2999 19:06:36.527084  <0>[   83.085626] bf60: 00000000 00000000 c5e0bfac 9580a81b 0000000c 0000000c b6f3de00 00000004

 3000 19:06:36.527391  <0>[   83.094072] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c059be98 c059bda0 00000000 c5e0bfa8

 3001 19:06:36.527638  <0>[   83.102517] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6df6000 0000000c 00000000

 3002 19:06:36.527871  <0>[   83.110963] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4

 3003 19:06:36.570646  <0>[   83.119408] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 3004 19:06:36.571132  <0>[   83.127848] Backtrace: 

 3005 19:06:36.571428  <0>[   83.130577] [<c13c6e20>] (lkdtm_ACCESS_NULL) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3006 19:06:36.571674  <0>[   83.139108]  r5:c4517000 r4:00000027

 3007 19:06:36.571904  <0>[   83.142956] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3008 19:06:36.572134  <0>[   83.151236] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3009 19:06:36.572356  <0>[   83.159422]  r9:c5e0bf60 r8:c30200c0 r7:0000000c r6:b6df6000 r5:c5ea1a40 r4:c0c57064

 3010 19:06:36.614640  <0>[   83.167444] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3011 19:06:36.615135  <0>[   83.175545]  r9:c07e1394 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c5ea1a40 r4:00000000

 3012 19:06:36.615438  <0>[   83.183558] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3013 19:06:36.615678  <0>[   83.190964]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c5ea1a40

 3014 19:06:36.615907  <0>[   83.199057]  r4:c5ea1a40

 3015 19:06:36.616133  <0>[   83.201861] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3016 19:06:36.658591  <0>[   83.209267]  r9:c5e0a000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000c r4:0000000c

 3017 19:06:36.659075  <0>[   83.217285] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3018 19:06:36.659351  <0>[   83.225120] Exception stack(0xc5e0bfa8 to 0xc5e0bff0)

 3019 19:06:36.659587  <0>[   83.230441] bfa0:                   0000000c 0000000c 00000001 b6df6000 0000000c 00000000

 3020 19:06:36.659818  <0>[   83.238886] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4

 3021 19:06:36.660046  <0>[   83.247328] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6

 3022 19:06:36.706287  <0>[   83.252648] Code: e3060594 e34c01ad e1a01004 ebffd3c7 (e5945000) 

 3023 19:06:36.706363  :c03002e4 r7:00000004 r6:b6fa7e00<4>[   83.259079] ---[ end trace ea4e67d5a6cc0bae ]---

 3024 19:06:36.706418   r5:00000011 r4:00000011

 3025 19:06:36.706466  # [   82.349245] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3026 19:06:36.706510  # [   82.357100] Exception stack(0xc6813fa8 to 0xc6813ff0)

 3027 19:06:36.706554  # [   82.362442] 3fa0:                   00000011 00000011 00000001 b6e60000 00000011 00000000

 3028 19:06:36.706597  # [   82.370912] 3fc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 bef30ac4

 3029 19:06:36.750217  # [   82.379375] 3fe0: 00000004 bef307f8 b6f11d8f b6e987e6

 3030 19:06:36.750293  # [   82.384720] Code: e1a01004 e3060594 e34c01ad eb1d903e (e5943000) 

 3031 19:06:36.750346  # [   82.391108] ---[ end trace ea4e67d5a6cc0bad ]---

 3032 19:06:36.750394  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 3033 19:06:36.750438  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 3034 19:06:36.750482  # selftests: lkdtm: ACCESS_NULL.sh

 3035 19:06:36.750525  # Segmentation fault

 3036 19:06:36.811010  # [   82.848688] lkdtm: Performing direct entry ACCESS_NULL

 3037 19:06:36.811099  # [   82.856953] lkdtm: attempting bad read at 00000000

 3038 19:06:36.811169  # [   82.864794] 8<--- cut here ---

 3039 19:06:36.811246  # [   82.871017] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3040 19:06:36.811305  # [   82.882328] pgd = 85bc1e18

 3041 19:06:36.811365  # [   82.889056] [00000000] *pgd=00000000

 3042 19:06:36.811421  # [   82.894867] Internal error: Oops: 5 [#11] SMP ARM

 3043 19:06:36.858541  # [   82.902650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3044 19:06:36.859010  # [   82.931948] CPU: 0 PID: 2349 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3045 19:06:36.859287  # [   82.939957] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3046 19:06:36.859503  # [   82.946762] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3047 19:06:36.859709  # [   82.951648] LR is at 0x0

 3048 19:06:36.902603  # [   82.954449] pc : [<c13c6e48>]    lr : [<00000000>]    psr: 600e0013

 3049 19:06:36.903077  # [   82.960984] sp : c5e0be50  ip : 00000027  fp : c5e0be64

 3050 19:06:36.903327  # [   82.966475] r10: 0000000c  r9 : c1ad5684  r8 : c15ebe94

 3051 19:06:36.903546  # [   82.971966] r7 : c5e0bf60  r6 : 0000000c  r5 : c4517000  r4 : 00000000

 3052 19:06:36.903753  # [   82.978758] r3 : 9580a81b  r2 : 9580a81b  r1 : ef7815e4  r0 : 00000026

 3053 19:06:36.903958  # [   82.985552] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3054 19:06:36.904158  # [   82.992953] Control: 10c5387d  Table: 16e1004a  DAC: 00000051

 3055 19:06:36.946518  # [   82.998968] Process cat (pid: 2349, stack limit = 0x430e0dbe)

 3056 19:06:36.946990  # [   83.004981] Stack: (0xc5e0be50 to 0xc5e0c000)

 3057 19:06:36.947276  # [   83.009606] be40:                                     00000027 c4517000 c5e0be74 c5e0be68

 3058 19:06:36.947497  # [   83.018053] be60: c0c56c84 c13c6e2c c5e0be9c c5e0be78 c0c57184 c0c56c64 c0c57064 c5ea1a40

 3059 19:06:36.947709  # [   83.026500] be80: b6df6000 0000000c c30200c0 c5e0bf60 c5e0bec4 c5e0bea0 c07e13f8 c0c57070

 3060 19:06:36.947913  # [   83.034946] bea0: 00000000 c5ea1a40 b6df6000 c2815800 c5e0bf60 c07e1394 c5e0bf5c c5e0bec8

 3061 19:06:36.990613  # [   83.043394] bec0: c059b85c c07e13a0 00000001 00000000 c059be08 c4137764 c059be08 c5e0a000

 3062 19:06:36.991069  # [   83.051840] bee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5e0bee0 00000001 00000805

 3063 19:06:36.991348  # [   83.060285] bf00: c42348c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3064 19:06:36.991576  # [   83.068732] bf20: 00000000 00000000 c5e0a000 9580a81b b6df5000 c5ea1a40 c5ea1a40 c5e0a000

 3065 19:06:36.991785  # [   83.077179] bf40: b6df6000 00000000 00000000 00000004 c5e0bf94 c5e0bf60 c059be08 c059b75c

 3066 19:06:37.034642  # [   83.085626] bf60: 00000000 00000000 c5e0bfac 9580a81b 0000000c 0000000c b6f3de00 00000004

 3067 19:06:37.035102  # [   83.094072] bf80: c03002e4 c5e0a000 c5e0bfa4 c5e0bf98 c059be98 c059bda0 00000000 c5e0bfa8

 3068 19:06:37.035376  # [   83.102517] bfa0: c03000c0 c059be8c 0000000c 0000000c 00000001 b6df6000 0000000c 00000000

 3069 19:06:37.035604  # [   83.110963] bfc0: 0000000c 0000000c b6f3de00 00000004 00000001 00000000 00020000 bee98ac4

 3070 19:06:37.035813  # [   83.119408] bfe0: 00000004 bee987f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 3071 19:06:37.036016  # [   83.127848] Backtrace: 

 3072 19:06:37.078446  # [   83.130577] [<c13c6e20>] (lkdtm_ACCESS_NULL) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3073 19:06:37.078888  # [   83.139108]  r5:c4517000 r4:00000027

 3074 19:06:37.079135  # [   83.142956] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3075 19:06:37.079351  # [   83.151236] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3076 19:06:37.079558  # [   83.159422]  r9:c5e0bf60 r8:c30200c0 r7:0000000c r6:b6df6000 r5:c5ea1a40 r4:c0c57064

 3077 19:06:37.122634  # [   83.167444] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3078 19:06:37.123093  # [   83.175545]  r9:c07e1394 r8:c5e0bf60 r7:c2815800 r6:b6df6000 r5:c5ea1a40 r4:00000000

 3079 19:06:37.123369  # [   83.183558] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3080 19:06:37.123595  # [   83.190964]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5e0a000 r5:c5ea1a40

 3081 19:06:37.123799  # [   83.199057]  r4:c5ea1a40

 3082 19:06:37.124000  # [   83.201861] [<c059b<6>[   83.711389] lkdtm: Performing direct entry WRITE_RO

 3083 19:06:37.124201  d94>] (ksys_write) from [<c059be9<6>[   83.717240] lkdtm: attempting bad rodata write at c15ec12c

 3084 19:06:37.166607  8>] (sys_write+0x18/0x1c)<

 3085 19:06:37.167083  1

 3086 19:06:37.167380  >[#   83.725785] 8<--- cut here ---

 3087 19:06:37.167622  [   83.209267<]1 > [r 9 : c853e.031523] Unable to handle kernel paging request at virtual address c15ec12c

 3088 19:06:37.167852  a000 r8:c03002e4 r7:00000<010>4[   83.740925] pgd = 9a5c6bdf

 3089 19:06:37.168079  r6:b6f3de00 r5:0000000c r4:000000<1>[   83.746326] [c15ec12c] *pgd=1141941e(bad)

 3090 19:06:37.168301  0c

 3091 19:06:37.168528  # [   83.217285] [<c059be80>]0>[   83.753488] Internal error: Oops: 80d [#12] SMP ARM

 3092 19:06:37.210706   (sys_write) from [<c03000c0>] (r<4>[   83.761399] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3093 19:06:37.211208  et_fast_syscall+0x0/0x28)

 3094 19:06:37.211499  # [   <4>[   83.793377] CPU: 2 PID: 2424 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3095 19:06:37.254648  83.225120] Exception s<t4a>c[k (  83.804240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3096 19:06:37.255152  xc5e0bfa8 to 0xc5e0bff0)

 3097 19:06:37.255450  # [   8<4>[   83.813394] PC is at lkdtm_WRITE_RO+0x44/0x50

 3098 19:06:37.255691  3.230441] bfa0:            < 4 >    83.820867] LR is at 0x0

 3099 19:06:37.255925      0000000c 0000000c 000<040>0[0  83.826182] pc : [<c13c6c64>]    lr : [<00000000>]    psr: 600e0013

 3100 19:06:37.256151  1 b6df6000 00000<040>c[  0 0 0803.835139] sp : c6813e50  ip : 00000027  fp : c6813e64

 3101 19:06:37.256378  000

 3102 19:06:37.256605  # [   83.238886<]4> [b f c 03.842716] r10: 00000009  r9 : c1ad5690  r8 : c15ebe94

 3103 19:06:37.298625  : 0000000c 0000000c b<64f>3[d e 083.850378] r7 : c6813f60  r6 : 00000009  r5 : c5eae000  r4 : c15ec12c

 3104 19:06:37.299086  0 00000004 00000001 00<040>0[0 0  83.859427] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e4  r0 : c1ad6494

 3105 19:06:37.299372   00020000 bee98ac4

 3106 19:06:37.299600  # [   8<34.>2   83.868567] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3107 19:06:37.299811  47328] bfe0: 00000<040>4[  b e e83.878481] Control: 10c5387d  Table: 15fd404a  DAC: 00000051

 3108 19:06:37.300022  87f8 b6ea7d8f b6e2e7e6

 3109 19:06:37.300226  # [< 0 >    83.886665] Process cat (pid: 2424, stack limit = 0x09226381)

 3110 19:06:37.342630  83.252648] Code: e306059<40 >e[3   83.895191] Stack: (0xc6813e50 to 0xc6814000)

 3111 19:06:37.343130  c01ad e1a01004 ebffd3c7 (e59450<0>[   83.902251] 3e40:                                     00000028 c5eae000 c6813e74 c6813e68

 3112 19:06:37.343431  0) 

 3113 19:06:37.343684  # [   83.259079] ---[ end tr<0>[   83.913384] 3e60: c0c56c84 c13c6c2c c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c693c280

 3114 19:06:37.343920  ace ea4e67d5a6cc0bae ]---

 3115 19:06:37.344144  # ACCE0>[   83.924688] 3e80: b6db9000 00000009 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070

 3116 19:06:37.386644  SS_NULL: missing 'call trace:': [<0>[   83.935907] 3ea0: 00000000 c693c280 b6db9000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8

 3117 19:06:37.387136  FAIL]

 3118 19:06:37.387436  not ok 38 selftests: lkdtm<0>[   83.947214] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000

 3119 19:06:37.387691  : ACCESS_NULL.sh # exit=1

 3120 19:06:37.387920  # sel<0>[   83.958520] 3ee0: b6db9000 00020000 00000004 00000009 0001fff7 c6813ee0 00000001 b6db8000

 3121 19:06:37.388144  tests: lkdtm: WRITE_RO.sh

 3122 19:06:37.388364  <0>[   83.969739] 3f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3123 19:06:37.430638  <0>[   83.980525] 3f20: 00000000 00000000 c13dc130 dec96503 c206c120 c693c280 c693c280 c6812000

 3124 19:06:37.431129  <0>[   83.988993] 3f40: b6db9000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c

 3125 19:06:37.431433  <0>[   83.997463] 3f60: 00000000 00000000 c6813fac dec96503 00000009 00000009 b6f00e00 00000004

 3126 19:06:37.431677  <0>[   84.005931] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8

 3127 19:06:37.431906  <0>[   84.014399] 3fa0: c03000c0 c059be8c 00000009 00000009 00000001 b6db9000 00000009 00000000

 3128 19:06:37.474604  <0>[   84.022868] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4

 3129 19:06:37.475104  <0>[   84.031336] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6 800e0030 00000001 00000000 00000000

 3130 19:06:37.475413  <0>[   84.039790] Backtrace: 

 3131 19:06:37.475660  <0>[   84.042555] [<c13c6c20>] (lkdtm_WRITE_RO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3132 19:06:37.475892  <0>[   84.050849]  r5:c5eae000 r4:00000028

 3133 19:06:37.476116  <0>[   84.054723] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3134 19:06:37.476339  <0>[   84.063033] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3135 19:06:37.518599  <0>[   84.071243]  r9:c6813f60 r8:c30200c0 r7:00000009 r6:b6db9000 r5:c693c280 r4:c0c57064

 3136 19:06:37.519096  <0>[   84.079292] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3137 19:06:37.519409  <0>[   84.087414]  r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6db9000 r5:c693c280 r4:00000000

 3138 19:06:37.519656  <0>[   84.095453] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3139 19:06:37.519885  <0>[   84.102881]  r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6812000 r5:c693c280

 3140 19:06:37.520109  <0>[   84.110991]  r4:c693c280

 3141 19:06:37.562596  <0>[   84.113821] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3142 19:06:37.563102  <0>[   84.121248]  r9:c6812000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000009 r4:00000009

 3143 19:06:37.563432  <0>[   84.129290] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3144 19:06:37.563686  <0>[   84.137141] Exception stack(0xc6813fa8 to 0xc6813ff0)

 3145 19:06:37.563918  <0>[   84.142482] 3fa0:                   00000009 00000009 00000001 b6db9000 00000009 00000000

 3146 19:06:37.606227  <0>[   84.150951] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4

 3147 19:06:37.606307  <0>[   84.159415] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6

 3148 19:06:37.606362  <0>[   84.164759] Code: e34a3bcd e3060494 e34c01ad e0233002 (e5843000) 

 3149 19:06:37.606411  <4>[   84.171150] ---[ end trace ea4e67d5a6cc0baf ]---

 3150 19:06:37.606459  # Segmentation fault

 3151 19:06:37.738727  # [   83.711389] lkdtm: Performing direct entry WRITE_RO

 3152 19:06:37.738807  # [   83.717240] lkdtm: attempting bad rodata write at c15ec12c

 3153 19:06:37.738861  # [   83.725785] 8<--- cut here ---

 3154 19:06:37.738908  # [   83.731523] Unable to handle kernel paging request at virtual address c15ec12c

 3155 19:06:37.738953  # [   83.740925] pgd = 9a5c6bdf

 3156 19:06:37.738998  # [   83.746326] [c15ec12c] *pgd=1141941e(bad)

 3157 19:06:37.739042  # [   83.753488] Internal error: Oops: 80d [#12] SMP ARM

 3158 19:06:37.786380  # [   83.761399] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3159 19:06:37.786458  # [   83.793377] CPU: 2 PID: 2424 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3160 19:06:37.786513  # [   83.804240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3161 19:06:37.786560  # [   83.813394] PC is at lkdtm_WRITE_RO+0x44/0x50

 3162 19:06:37.786605  # [   83.820867] LR is at 0x0

 3163 19:06:37.830564  # [   83.826182] pc : [<c13c6c64>]    lr : [<00000000>]    psr: 600e0013

 3164 19:06:37.831020  # [   83.835139] sp : c6813e50  ip : 00000027  fp : c6813e64

 3165 19:06:37.831273  # [   83.842716] r10: 00000009  r9 : c1ad5690  r8 : c15ebe94

 3166 19:06:37.831491  # [   83.850378] r7 : c6813f60  r6 : 00000009  r5 : c5eae000  r4 : c15ec12c

 3167 19:06:37.831698  # [   83.859427] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e4  r0 : c1ad6494

 3168 19:06:37.831901  # [   83.868567] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3169 19:06:37.832102  # [   83.878481] Control: 10c5387d  Table: 15fd404a  DAC: 00000051

 3170 19:06:37.874489  # [   83.886665] Process cat (pid: 2424, stack limit = 0x09226381)

 3171 19:06:37.874938  # [   83.895191] Stack: (0xc6813e50 to 0xc6814000)

 3172 19:06:37.875193  # [   83.902251] 3e40:                                     00000028 c5eae000 c6813e74 c6813e68

 3173 19:06:37.875413  # [   83.913384] 3e60: c0c56c84 c13c6c2c c6813e9c c6813e78 c0c57184 c0c56c64 c0c57064 c693c280

 3174 19:06:37.875621  # [   83.924688] 3e80: b6db9000 00000009 c30200c0 c6813f60 c6813ec4 c6813ea0 c07e13f8 c0c57070

 3175 19:06:37.875825  # [   83.935907] 3ea0: 00000000 c693c280 b6db9000 c2815800 c6813f60 c07e1394 c6813f5c c6813ec8

 3176 19:06:37.918526  # [   83.947214] 3ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c6812000

 3177 19:06:37.918978  # [   83.958520] 3ee0: b6db9000 00020000 00000004 00000009 0001fff7 c6813ee0 00000001 b6db8000

 3178 19:06:37.919225  # [   83.969739] 3f00: c6810780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3179 19:06:37.919443  # [   83.980525] 3f20: 00000000 00000000 c13dc130 dec96503 c206c120 c693c280 c693c280 c6812000

 3180 19:06:37.919651  # [   83.988993] 3f40: b6db9000 00000000 00000000 00000004 c6813f94 c6813f60 c059be08 c059b75c

 3181 19:06:37.962543  # [   83.997463] 3f60: 00000000 00000000 c6813fac dec96503 00000009 00000009 b6f00e00 00000004

 3182 19:06:37.962997  # [   84.005931] 3f80: c03002e4 c6812000 c6813fa4 c6813f98 c059be98 c059bda0 00000000 c6813fa8

 3183 19:06:37.963250  # [   84.014399] 3fa0: c03000c0 c059be8c 00000009 00000009 00000001 b6db9000 00000009 00000000

 3184 19:06:37.963466  # [   84.022868] 3fc0: 00000009 00000009 b6f00e00 00000004 00000001 00000000 00020000 bea25ac4

 3185 19:06:37.963677  # [   84.031336] 3fe0: 00000004 bea257f8 b6e6ad8f b6df17e6 800e0030 00000001 00000000 00000000

 3186 19:06:37.963882  # [   84.039790] Backtrace: 

 3187 19:06:38.006627  # [   84.042555] [<c13c6c20>] (lkdtm_WRITE_RO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3188 19:06:38.007087  # [   84.050849]  r5:c5eae000 r4:00000028

 3189 19:06:38.007365  # [   84.054723] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3190 19:06:38.007593  # [   84.063033] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3191 19:06:38.007799  # [   84.071243]  r9:c6813f60 r8:c30200c0 r7:00000009 r6:b6db9000 r5:c693c280 r4:c0c57064

 3192 19:06:38.050469  # [   84.079292] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3193 19:06:38.050915  # [   84.087414]  r9:c07e1394 r8:c6813f60 r7:c2815800 r6:b6db9000 r5:c693c280 r4:00000000

 3194 19:06:38.051166  # [   84.095453] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3195 19:06:38.051386  # [   84.102881]  r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c6812000 r5:c693c280

 3196 19:06:38.051593  # [   84.110991]  r4:c693c280

 3197 19:06:38.051800  # [   84.113821] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3198 19:06:38.052006  # [   84.121248]  r9:c6812000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000009 r4:00000009

 3199 19:06:38.094557  # [   84.129290] [<6>[   84.653380] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3200 19:06:38.095003  <c059be80>] (sys_write) from [<c0<6>[   84.660504] lkdtm: attempting bad ro_after_init write at c1b88c60

 3201 19:06:38.095289  3000c0>] (ret_fast_syscall+0x0/0x<1>[   84.669653] 8<--- cut here ---

 3202 19:06:38.095517  28)

 3203 19:06:38.095756  # [   84.137141] <E1x>c[e p  84.675754] Unable to handle kernel paging request at virtual address c1b88c60

 3204 19:06:38.095983  ion stack(0xc6813fa8< 1t>o[  0 x 84.685589] pgd = a2aea605

 3205 19:06:38.096192  6813ff0)

 3206 19:06:38.138624  # [   84.142482] 3fa0: <1>[   84.690821] [c1b88c60] *pgd=11a1941e(bad)

 3207 19:06:38.139080                    00000009 0000<0>[   84.697972] Internal error: Oops: 80d [#13] SMP ARM

 3208 19:06:38.139366  009 00000001 b6db9000 00000009 00<4>[   84.705798] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3209 19:06:38.139616  000000

 3210 19:06:38.182623  # [   84.150951] 3fc0: 00<4>[   84.737775] CPU: 1 PID: 2499 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3211 19:06:38.183085  000009 00000009 b6f00e00< 40>0[0   84.748637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3212 19:06:38.183374  0004 00000001 00000000 00020000 b<4>[   84.757878] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3213 19:06:38.183604  ea25ac4

 3214 19:06:38.183812  # [   84.159415] 3fe0: 0<4>[   84.766329] LR is at __irq_work_queue_local+0x40/0x74

 3215 19:06:38.184017  0000004 bea257f8 b6e6ad8f b<64d>f   84.774494] pc : [<c13c6cd4>]    lr : [<c049dc90>]    psr: 600e0013

 3216 19:06:38.226638  17e6

 3217 19:06:38.227131  # [   84.16475<94]> [C o d 84.783538] sp : c5e91e50  ip : c5e91d58  fp : c5e91e64

 3218 19:06:38.227430  : e34a3bcd e3060<449>4[  e 3 48c4.791285] r10: 00000014  r9 : c1ad569c  r8 : c15ebe94

 3219 19:06:38.227670  1ad e0233002 (e5843000<)4 >

 3220 19:06:38.227899  [

 3221 19:06:38.228122   #  84.798864] r7 : c5e91f60  r6 : 00000014  r5 : c417d000  r4 : c1b88c60

 3222 19:06:38.228343  [   84.171150] ---[< 4e>[n d   t84.807997] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad6494

 3223 19:06:38.228563  ace ea4e67d5a6cc0baf ]---<

 3224 19:06:38.228776  4

 3225 19:06:38.228994  >[#   84.816965] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3226 19:06:38.270586  WRITE_RO: missing 'cal<l4 >t[r a  84.826794] Control: 10c5387d  Table: 15fd004a  DAC: 00000051

 3227 19:06:38.271036  e:': [FAIL]

 3228 19:06:38.271296  not ok 39 sel<f0t>e[   84.835150] Process cat (pid: 2499, stack limit = 0x157664b5)

 3229 19:06:38.271518  ts: lkdtm: WRITE_RO.s<h0 >#[  e x84.843675] Stack: (0xc5e91e50 to 0xc5e92000)

 3230 19:06:38.271728  it=1

 3231 19:06:38.271929  # selftests: lkdtm: WRIT<E0>[   84.850564] 1e40:                                     00000029 c417d000 c5e91e74 c5e91e68

 3232 19:06:38.272132  RO_AFTER_INIT.sh

 3233 19:06:38.314608  <0>[   84.861700] 1e60: c0c56c84 c13c6c7c c5e91e9c c5e91e78 c0c57184 c0c56c64 c0c57064 c6a3be00

 3234 19:06:38.315096  <0>[   84.871704] 1e80: b6e32000 00000014 c30200c0 c5e91f60 c5e91ec4 c5e91ea0 c07e13f8 c0c57070

 3235 19:06:38.315382  <0>[   84.880173] 1ea0: 00000000 c6a3be00 b6e32000 c2815800 c5e91f60 c07e1394 c5e91f5c c5e91ec8

 3236 19:06:38.315619  <0>[   84.888643] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c5e90000

 3237 19:06:38.315845  <0>[   84.897112] 1ee0: b6e32000 00020000 00000004 00000014 0001ffec c5e91ee0 00000001 b6e31000

 3238 19:06:38.358645  <0>[   84.905578] 1f00: c5e1a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3239 19:06:38.359126  <0>[   84.914048] 1f20: 00000000 00000000 c13dc130 04b2b1f4 c206c120 c6a3be00 c6a3be00 c5e90000

 3240 19:06:38.359407  <0>[   84.922516] 1f40: b6e32000 00000000 00000000 00000004 c5e91f94 c5e91f60 c059be08 c059b75c

 3241 19:06:38.359645  <0>[   84.930983] 1f60: 00000000 00000000 c5e91fac 04b2b1f4 00000014 00000014 b6f79e00 00000004

 3242 19:06:38.359869  <0>[   84.939452] 1f80: c03002e4 c5e90000 c5e91fa4 c5e91f98 c059be98 c059bda0 00000000 c5e91fa8

 3243 19:06:38.360090  <0>[   84.947920] 1fa0: c03000c0 c059be8c 00000014 00000014 00000001 b6e32000 00000014 00000000

 3244 19:06:38.402635  <0>[   84.956389] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4

 3245 19:06:38.403126  <0>[   84.964856] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000

 3246 19:06:38.403427  <0>[   84.973311] Backtrace: 

 3247 19:06:38.403670  <0>[   84.976078] [<c13c6c70>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3248 19:06:38.403900  <0>[   84.985326]  r5:c417d000 r4:00000029

 3249 19:06:38.404122  <0>[   84.989198] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3250 19:06:38.446663  <0>[   84.997509] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3251 19:06:38.447150  <0>[   85.005720]  r9:c5e91f60 r8:c30200c0 r7:00000014 r6:b6e32000 r5:c6a3be00 r4:c0c57064

 3252 19:06:38.447433  <0>[   85.013769] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3253 19:06:38.447663  <0>[   85.021893]  r9:c07e1394 r8:c5e91f60 r7:c2815800 r6:b6e32000 r5:c6a3be00 r4:00000000

 3254 19:06:38.447893  <0>[   85.029933] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3255 19:06:38.490591  <0>[   85.037361]  r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c5e90000 r5:c6a3be00

 3256 19:06:38.491075  <0>[   85.045471]  r4:c6a3be00

 3257 19:06:38.491353  <0>[   85.048303] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3258 19:06:38.491590  <0>[   85.055732]  r9:c5e90000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000014 r4:00000014

 3259 19:06:38.491816  <0>[   85.063773] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3260 19:06:38.492037  <0>[   85.071628] Exception stack(0xc5e91fa8 to 0xc5e91ff0)

 3261 19:06:38.492258  <0>[   85.076972] 1fa0:                   00000014 00000014 00000001 b6e32000 00000014 00000000

 3262 19:06:38.538203  <0>[   85.085443] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4

 3263 19:06:38.538352  <0>[   85.093908] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6

 3264 19:06:38.538408  <0>[   85.099253] Code: e34a3bcd e3060494 e34c01ad e0233002 (e5843000) 

 3265 19:06:38.538458  <4>[   85.105642] ---[ end trace ea4e67d5a6cc0bb0 ]---

 3266 19:06:38.538503  # Segmentation fault

 3267 19:06:38.633057  # [   84.653380] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3268 19:06:38.633218  # [   84.660504] lkdtm: attempting bad ro_after_init write at c1b88c60

 3269 19:06:38.633281  # [   84.669653] 8<--- cut here ---

 3270 19:06:38.633336  # [   84.675754] Unable to handle kernel paging request at virtual address c1b88c60

 3271 19:06:38.633402  # [   84.685589] pgd = a2aea605

 3272 19:06:38.633458  # [   84.690821] [c1b88c60] *pgd=11a1941e(bad)

 3273 19:06:38.633507  # [   84.697972] Internal error: Oops: 80d [#13] SMP ARM

 3274 19:06:38.676177  # [   84.705798] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3275 19:06:38.676258  # [   84.737775] CPU: 1 PID: 2499 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3276 19:06:38.676313  # [   84.748637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3277 19:06:38.676360  # [   84.757878] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3278 19:06:38.719475  # [   84.766329] LR is at __irq_work_queue_local+0x40/0x74

 3279 19:06:38.719601  # [   84.774494] pc : [<c13c6cd4>]    lr : [<c049dc90>]    psr: 600e0013

 3280 19:06:38.719655  # [   84.783538] sp : c5e91e50  ip : c5e91d58  fp : c5e91e64

 3281 19:06:38.719702  # [   84.791285] r10: 00000014  r9 : c1ad569c  r8 : c15ebe94

 3282 19:06:38.719767  # [   84.798864] r7 : c5e91f60  r6 : 00000014  r5 : c417d000  r4 : c1b88c60

 3283 19:06:38.719826  # [   84.807997] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad6494

 3284 19:06:38.719881  # [   84.816965] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3285 19:06:38.766606  # [   84.826794] Control: 10c5387d  Table: 15fd004a  DAC: 00000051

 3286 19:06:38.767055  # [   84.835150] Process cat (pid: 2499, stack limit = 0x157664b5)

 3287 19:06:38.767308  # [   84.843675] Stack: (0xc5e91e50 to 0xc5e92000)

 3288 19:06:38.767526  # [   84.850564] 1e40:                                     00000029 c417d000 c5e91e74 c5e91e68

 3289 19:06:38.767733  # [   84.861700] 1e60: c0c56c84 c13c6c7c c5e91e9c c5e91e78 c0c57184 c0c56c64 c0c57064 c6a3be00

 3290 19:06:38.767939  # [   84.871704] 1e80: b6e32000 00000014 c30200c0 c5e91f60 c5e91ec4 c5e91ea0 c07e13f8 c0c57070

 3291 19:06:38.810503  # [   84.880173] 1ea0: 00000000 c6a3be00 b6e32000 c2815800 c5e91f60 c07e1394 c5e91f5c c5e91ec8

 3292 19:06:38.810948  # [   84.888643] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c5e90000

 3293 19:06:38.811198  # [   84.897112] 1ee0: b6e32000 00020000 00000004 00000014 0001ffec c5e91ee0 00000001 b6e31000

 3294 19:06:38.811417  # [   84.905578] 1f00: c5e1a640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3295 19:06:38.811626  # [   84.914048] 1f20: 00000000 00000000 c13dc130 04b2b1f4 c206c120 c6a3be00 c6a3be00 c5e90000

 3296 19:06:38.854544  # [   84.922516] 1f40: b6e32000 00000000 00000000 00000004 c5e91f94 c5e91f60 c059be08 c059b75c

 3297 19:06:38.854996  # [   84.930983] 1f60: 00000000 00000000 c5e91fac 04b2b1f4 00000014 00000014 b6f79e00 00000004

 3298 19:06:38.855246  # [   84.939452] 1f80: c03002e4 c5e90000 c5e91fa4 c5e91f98 c059be98 c059bda0 00000000 c5e91fa8

 3299 19:06:38.855464  # [   84.947920] 1fa0: c03000c0 c059be8c 00000014 00000014 00000001 b6e32000 00000014 00000000

 3300 19:06:38.855672  # [   84.956389] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 00020000 bed2cac4

 3301 19:06:38.855876  # [   84.964856] 1fe0: 00000004 bed2c7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000

 3302 19:06:38.898622  # [   84.973311] Backtrace: 

 3303 19:06:38.899076  # [   84.976078] [<c13c6c70>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3304 19:06:38.899359  # [   84.985326]  r5:c417d000 r4:00000029

 3305 19:06:38.899589  # [   84.989198] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3306 19:06:38.899800  # [   84.997509] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3307 19:06:38.900010  # [   85.005720]  r9:c5e91f60 r8:c30200c0 r7:00000014 r6:b6e32000 r5:c6a3be00 r4:c0c57064

 3308 19:06:38.942614  # [   85.013769] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3309 19:06:38.943070  # [   85.021893]  r9:c07e1394 r8:c5e91f60 r7:c2815800 r6:b6e32000 r5:c6a3be00 r4:00000000

 3310 19:06:38.943353  # [   85.029933] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3311 19:06:38.943599  # [   85.037361]  r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c5e90000 r5:c6a3be00

 3312 19:06:38.943829  # [   85.045471]  r4:c6a3be00

 3313 19:06:38.944051  # [   85.048303] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3314 19:06:38.986667  # [   85.055732]  r9:c5e90000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000014 r4:00000014

 3315 19:06:38.987158  # [   85.063773] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3316 19:06:38.987455  # [   85.071628] Exception stack(0xc5e91fa8 to 0xc5e91ff0)

 3317 19:06:38.987696  # [   85.076972] 1fa0:                   00000014 00000014 00000001 b6e32000 00000014 00000000

 3318 19:06:38.987924  # [   85.085443] 1fc0: 00000014 00000014 b6f79e00 00000004 00000001 00000000 <6>[   85.576007] lkdtm: Performing direct entry WRITE_KERN

 3319 19:06:38.988151  00020000 bed2cac4

 3320 19:06:39.030644  # [   85.09390<6>[   85.583856] lkdtm: attempting bad 7795028 byte write at c13c6b48

 3321 19:06:39.031131  8] 1fe0: 00000004 bed2c7f8 b6ee3d<1>[   85.592874] 8<--- cut here ---

 3322 19:06:39.031437  8f b6e6a7e6

 3323 19:06:39.031687  # [   85.09925<31]>    85.599007] Unable to handle kernel paging request at virtual address c13c6b48

 3324 19:06:39.031920  Code: e34a3bcd e3060494 e<314>c[0  85.609011] pgd = dc5136e6

 3325 19:06:39.032143  1ad e0233002 (e5843000) 

 3326 19:06:39.032365  # [   8<1>[   85.614414] [c13c6b48] *pgd=1121940e(bad)

 3327 19:06:39.032583  5.105642] ---[ end trace ea4e<607[   85.621561] Internal error: Oops: 80d [#14] SMP ARM

 3328 19:06:39.032811  d5a6cc0bb0 ]---

 3329 19:06:39.074639  # WRITE_RO_AFTER<4>[   85.629302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3330 19:06:39.075141  _INIT: missing 'call trace:': [F<4>[   85.661281] CPU: 1 PID: 2575 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3331 19:06:39.075439  IL]

 3332 19:06:39.118548  not ok 40 selft<e4s>t[s :   85.672059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3333 19:06:39.119062  kdtm: WRITE_RO_AFTER_INIT.sh # ex<4>[   85.681126] PC is at memcpy+0x50/0x330

 3334 19:06:39.119358  it=1

 3335 19:06:39.119597  # selftests: lkdtm:< 4W>R[I  85.687996] LR is at 0xe92dd830

 3336 19:06:39.119823  TE_KERN.sh

 3337 19:06:39.120049  <4>[   85.693833] pc : [<c08d4bd0>]    lr : [<e92dd830>]    psr: 200e0013

 3338 19:06:39.120275  <4>[   85.701404] sp : c69f1e2c  ip : e1a0c00d  fp : c69f1e64

 3339 19:06:39.120496  <4>[   85.706911] r10: 0000000b  r9 : c1ad56b0  r8 : e89da800

 3340 19:06:39.120713  <4>[   85.712420] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3341 19:06:39.162652  <4>[   85.719232] r3 : e1a0c00d  r2 : 0076f0b4  r1 : c0c57a14  r0 : c13c6b48

 3342 19:06:39.163143  <4>[   85.726048] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3343 19:06:39.163446  <4>[   85.733470] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 3344 19:06:39.163692  <0>[   85.739502] Process cat (pid: 2575, stack limit = 0x31ed1d04)

 3345 19:06:39.163923  <0>[   85.745533] Stack: (0xc69f1e2c to 0xc69f2000)

 3346 19:06:39.164148  <0>[   85.750184] 1e20:                            c0c579f4 0076f154 c69f1f60 c15ebe94 c13c6b48

 3347 19:06:39.206653  <0>[   85.758655] 1e40: c13c6b48 c13c6d2c 0000002a c417d000 0000000b c69f1f60 c69f1e74 c69f1e68

 3348 19:06:39.207141  <0>[   85.767123] 1e60: c0c56c84 c13c6cec c69f1e9c c69f1e78 c0c57184 c0c56c64 c0c57064 c6a3af00

 3349 19:06:39.207441  <0>[   85.775593] 1e80: b6dcb000 0000000b c30200c0 c69f1f60 c69f1ec4 c69f1ea0 c07e13f8 c0c57070

 3350 19:06:39.207685  <0>[   85.784063] 1ea0: 00000000 c6a3af00 b6dcb000 c2815800 c69f1f60 c07e1394 c69f1f5c c69f1ec8

 3351 19:06:39.207916  <0>[   85.792533] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c69f0000

 3352 19:06:39.250513  <0>[   85.801001] 1ee0: b6dcb000 00020000 00000004 0000000b 0001fff5 c69f1ee0 00000001 b6dca000

 3353 19:06:39.250978  <0>[   85.809468] 1f00: c69b57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3354 19:06:39.251250  <0>[   85.817937] 1f20: 00000000 00000000 c13dc130 dc0f65ec c206c120 c6a3af00 c6a3af00 c69f0000

 3355 19:06:39.251490  <0>[   85.826405] 1f40: b6dcb000 00000000 00000000 00000004 c69f1f94 c69f1f60 c059be08 c059b75c

 3356 19:06:39.251715  <0>[   85.834873] 1f60: 00000000 00000000 c69f1fac dc0f65ec 0000000b 0000000b b6f12e00 00000004

 3357 19:06:39.294666  <0>[   85.843342] 1f80: c03002e4 c69f0000 c69f1fa4 c69f1f98 c059be98 c059bda0 00000000 c69f1fa8

 3358 19:06:39.295162  <0>[   85.851809] 1fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dcb000 0000000b 00000000

 3359 19:06:39.295472  <0>[   85.860278] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4

 3360 19:06:39.295716  <0>[   85.868745] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6 800e0030 00000001 00000000 00000000

 3361 19:06:39.295945  <0>[   85.877201] Backtrace: 

 3362 19:06:39.296171  <0>[   85.879975] [<c13c6ce0>] (lkdtm_WRITE_KERN) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3363 19:06:39.296393  <0>[   85.888445]  r7:c69f1f60 r6:0000000b r5:c417d000 r4:0000002a

 3364 19:06:39.338565  <0>[   85.894404] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3365 19:06:39.339047  <0>[   85.902715] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3366 19:06:39.339320  <0>[   85.910925]  r9:c69f1f60 r8:c30200c0 r7:0000000b r6:b6dcb000 r5:c6a3af00 r4:c0c57064

 3367 19:06:39.339559  <0>[   85.918975] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3368 19:06:39.339788  <0>[   85.927101]  r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6dcb000 r5:c6a3af00 r4:00000000

 3369 19:06:39.382641  <0>[   85.935139] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3370 19:06:39.383134  <0>[   85.942569]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c69f0000 r5:c6a3af00

 3371 19:06:39.383433  <0>[   85.950681]  r4:c6a3af00

 3372 19:06:39.383671  <0>[   85.953510] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3373 19:06:39.383896  <0>[   85.960940]  r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:0000000b r4:0000000b

 3374 19:06:39.384122  <0>[   85.968980] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3375 19:06:39.426273  <0>[   85.976832] Exception stack(0xc69f1fa8 to 0xc69f1ff0)

 3376 19:06:39.426430  <0>[   85.982173] 1fa0:                   0000000b 0000000b 00000001 b6dcb000 0000000b 00000000

 3377 19:06:39.426489  <0>[   85.990641] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4

 3378 19:06:39.426540  <0>[   85.999104] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6

 3379 19:06:39.426587  <0>[   86.004448] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3380 19:06:39.426634  <4>[   86.010836] ---[ end trace ea4e67d5a6cc0bb1 ]---

 3381 19:06:39.426681  # Segmentation fault

 3382 19:06:39.538626  # [   85.576007] lkdtm: Performing direct entry WRITE_KERN

 3383 19:06:39.538716  # [   85.583856] lkdtm: attempting bad 7795028 byte write at c13c6b48

 3384 19:06:39.538770  # [   85.592874] 8<--- cut here ---

 3385 19:06:39.538818  # [   85.599007] Unable to handle kernel paging request at virtual address c13c6b48

 3386 19:06:39.538863  # [   85.609011] pgd = dc5136e6

 3387 19:06:39.538908  # [   85.614414] [c13c6b48] *pgd=1121940e(bad)

 3388 19:06:39.538951  # [   85.621561] Internal error: Oops: 80d [#14] SMP ARM

 3389 19:06:39.582329  # [   85.629302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3390 19:06:39.582420  # [   85.661281] CPU: 1 PID: 2575 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3391 19:06:39.582489  # [   85.672059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3392 19:06:39.582567  # [   85.681126] PC is at memcpy+0x50/0x330

 3393 19:06:39.582612  # [   85.687996] LR is at 0xe92dd830

 3394 19:06:39.626309  # [   85.693833] pc : [<c08d4bd0>]    lr : [<e92dd830>]    psr: 200e0013

 3395 19:06:39.626384  # [   85.701404] sp : c69f1e2c  ip : e1a0c00d  fp : c69f1e64

 3396 19:06:39.626437  # [   85.706911] r10: 0000000b  r9 : c1ad56b0  r8 : e89da800

 3397 19:06:39.626483  # [   85.712420] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3398 19:06:39.626527  # [   85.719232] r3 : e1a0c00d  r2 : 0076f0b4  r1 : c0c57a14  r0 : c13c6b48

 3399 19:06:39.626570  # [   85.726048] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3400 19:06:39.626614  # [   85.733470] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 3401 19:06:39.670575  # [   85.739502] Process cat (pid: 2575, stack limit = 0x31ed1d04)

 3402 19:06:39.670991  # [   85.745533] Stack: (0xc69f1e2c to 0xc69f2000)

 3403 19:06:39.671223  # [   85.750184] 1e20:                            c0c579f4 0076f154 c69f1f60 c15ebe94 c13c6b48

 3404 19:06:39.671425  # [   85.758655] 1e40: c13c6b48 c13c6d2c 0000002a c417d000 0000000b c69f1f60 c69f1e74 c69f1e68

 3405 19:06:39.671614  # [   85.767123] 1e60: c0c56c84 c13c6cec c69f1e9c c69f1e78 c0c57184 c0c56c64 c0c57064 c6a3af00

 3406 19:06:39.714556  # [   85.775593] 1e80: b6dcb000 0000000b c30200c0 c69f1f60 c69f1ec4 c69f1ea0 c07e13f8 c0c57070

 3407 19:06:39.715005  # [   85.784063] 1ea0: 00000000 c6a3af00 b6dcb000 c2815800 c69f1f60 c07e1394 c69f1f5c c69f1ec8

 3408 19:06:39.715257  # [   85.792533] 1ec0: c059b85c c07e13a0 00000001 00000000 c059be08 c13dc130 c059be08 c69f0000

 3409 19:06:39.715472  # [   85.801001] 1ee0: b6dcb000 00020000 00000004 0000000b 0001fff5 c69f1ee0 00000001 b6dca000

 3410 19:06:39.715680  # [   85.809468] 1f00: c69b57c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3411 19:06:39.715884  # [   85.817937] 1f20: 00000000 00000000 c13dc130 dc0f65ec c206c120 c6a3af00 c6a3af00 c69f0000

 3412 19:06:39.758506  # [   85.826405] 1f40: b6dcb000 00000000 00000000 00000004 c69f1f94 c69f1f60 c059be08 c059b75c

 3413 19:06:39.758955  # [   85.834873] 1f60: 00000000 00000000 c69f1fac dc0f65ec 0000000b 0000000b b6f12e00 00000004

 3414 19:06:39.759205  # [   85.843342] 1f80: c03002e4 c69f0000 c69f1fa4 c69f1f98 c059be98 c059bda0 00000000 c69f1fa8

 3415 19:06:39.759422  # [   85.851809] 1fa0: c03000c0 c059be8c 0000000b 0000000b 00000001 b6dcb000 0000000b 00000000

 3416 19:06:39.759630  # [   85.860278] 1fc0: 0000000b 0000000b b6f12e00 00000004 00000001 00000000 00020000 bed3dac4

 3417 19:06:39.802626  # [   85.868745] 1fe0: 00000004 bed3d7f8 b6e7cd8f b6e037e6 800e0030 00000001 00000000 00000000

 3418 19:06:39.803082  # [   85.877201] Backtrace: 

 3419 19:06:39.803363  # [   85.879975] [<c13c6ce0>] (lkdtm_WRITE_KERN) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3420 19:06:39.803595  # [   85.888445]  r7:c69f1f60 r6:0000000b r5:c417d000 r4:0000002a

 3421 19:06:39.803805  # [   85.894404] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3422 19:06:39.804013  # [   85.902715] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3423 19:06:39.846605  # [   85.910925]  r9:c69f1f60 r8:c30200c0 r7:0000000b r6:b6dcb000 r5:c6a3af00 r4:c0c57064

 3424 19:06:39.847065  # [   85.918975] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3425 19:06:39.847342  # [   85.927101]  r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6dcb000 r5:c6a3af00 r4:00000000

 3426 19:06:39.847570  # [   85.935139] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3427 19:06:39.847778  # [   85.942569]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c69f0000 r5:c6a3af00

 3428 19:06:39.847984  # [   85.950681]  r4:c6a3af00

 3429 19:06:39.890626  # [   85.953510] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3430 19:06:39.891153  # [   85.9<6>[   86.455382] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3431 19:06:39.891480  60940]  r9:c69f0000 r8:c03002e4 r<6>[   86.463299] lkdtm: attempting good refcount_inc() without overflow

 3432 19:06:39.891734  7:00000004 r6:b6f12e00 r5:0000000<6>[   86.472463] lkdtm: attempting bad refcount_inc() overflow

 3433 19:06:39.891968  b r4:0000000b

 3434 19:06:39.892197  # [   85.968980] [<4>[   86.481057] ------------[ cut here ]------------

 3435 19:06:39.934649  <c059be80>] (sys_write) from [<c0<4>[   86.488735] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3436 19:06:39.935138  3000c0>] (ret_fast_syscall+0x0/0x<4>[   86.500294] refcount_t: saturated; leaking memory.

 3437 19:06:39.935442  28)

 3438 19:06:39.935694  # [   85.976832] Exception s<4>[   86.508191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3439 19:06:39.978642  tack(0xc69f1fa8 to 0xc69f1ff0)

 3440 19:06:39.979126  #<4>[   86.540177] CPU: 3 PID: 2651 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3441 19:06:39.979428   [   85.982173<]4 >1[f  a 08:6 . 50988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3442 19:06:39.979676                   00<040>0[0 0 b  6.559681] Backtrace: 

 3443 19:06:39.979904  0000000b 00000001 b6dcb000 0<040>[   86.564568] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3444 19:06:39.980138  000b 00000000

 3445 19:06:39.980363  #< 4[> [    8 58.6.574993]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3446 19:06:40.022619  90641] 1fc0: 0000000b< 40>0[0 0 086.582999] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3447 19:06:40.023084  00b b6f12e00 00000004 00000<040>1   86.592826] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3448 19:06:40.023369   00000000 000200<40>0[  b e d836d602556]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 3449 19:06:40.023597  ac4

 3450 19:06:40.023803  # [   85.9991<044>][  1 f 8e.612554] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3451 19:06:40.066620  0: 00000004 bed3<d47>f[8   b 68e6.622377]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c42ea000

 3452 19:06:40.067082  cd8f b6e037e6

 3453 19:06:40.067358  # [   8<64.>0[0 4  86.630381] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 3454 19:06:40.067590  48] Code: f5d1<f40>5[c   f 58d61.641938]  r9:c1ad56bc r8:c15ebe94 r7:c42ebf60 r6:00000016 r5:c459d000 r4:c42ea000

 3455 19:06:40.067813  07c e8b151f8 e2522020 (<e48>a[0 5 86.651939] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 3456 19:06:40.068028  1f8) 

 3457 19:06:40.110634  # [   86.010836] --<-4[> [   86.664197] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c715c>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3458 19:06:40.111127  nd trace ea4e67d5a<64c>c[0 b b 186.677053] [<c13c70e4>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3459 19:06:40.111433  ]---

 3460 19:06:40.111679  # W<R4I>T[E _ K E8R6N.:6 8m607]  r4:0000002b

 3461 19:06:40.111906  issing 'call trace<:4'>:[  [ F A86.693141] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3462 19:06:40.112128  L]

 3463 19:06:40.154691  not ok 41 selftests: l<k4d>t[   86.703578] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3464 19:06:40.155242  : WRITE_KERN.sh <#4 >e[x i t =816.714263]  r9:c42ebf60 r8:c30200c0 r7:00000016 r6:b6eaa000 r5:c43b9040 r4:c0c57064

 3465 19:06:40.155561  

 3466 19:06:40.155801  # selftests: lkdtm: REFCOUN<T4_>[   86.724356] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3467 19:06:40.156033  NC_OVERFLOW.sh

 3468 19:06:40.156263  <

 3469 19:06:40.156486  4>[   86.735037]  r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6eaa000 r5:c43b9040 r4:00000000

 3470 19:06:40.156715  <4>[   86.744428] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3471 19:06:40.198620  <4>[   86.751832]  r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c42ea000 r5:c43b9040

 3472 19:06:40.199079  <4>[   86.759925]  r4:c43b9040

 3473 19:06:40.199357  <4>[   86.762730] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3474 19:06:40.199587  <4>[   86.770137]  r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000016 r4:00000016

 3475 19:06:40.199799  <4>[   86.778152] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3476 19:06:40.200004  <4>[   86.785987] Exception stack(0xc42ebfa8 to 0xc42ebff0)

 3477 19:06:40.246355  <4>[   86.791309] bfa0:                   00000016 00000016 00000001 b6eaa000 00000016 00000000

 3478 19:06:40.246527  <4>[   86.799757] bfc0: 00000016 00000016 b6ff1e00 00000004 00000001 00000000 00020000 be88fac4

 3479 19:06:40.246598  <4>[   86.808201] bfe0: 00000004 be88f7f8 b6f5bd8f b6ee27e6

 3480 19:06:40.246666  <4>[   86.813590] irq event stamp: 0

 3481 19:06:40.246736  <4>[   86.816945] hardirqs last  enabled at (0): [<00000000>] 0x0

 3482 19:06:40.246800  <4>[   86.822797] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3483 19:06:40.246863  <4>[   86.830594] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3484 19:06:40.290732  <4>[   86.838399] softirqs last disabled at (0): [<00000000>] 0x0

 3485 19:06:40.291192  <4>[   86.844248] ---[ end trace ea4e67d5a6cc0bb2 ]---

 3486 19:06:40.291476  <6>[   86.849206] lkdtm: Overflow detected: saturated

 3487 19:06:40.369233  # [   86.455382] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3488 19:06:40.369692  # [   86.463299] lkdtm: attempting good refcount_inc() without overflow

 3489 19:06:40.369948  # [   86.472463] lkdtm: attempting bad refcount_inc() overflow

 3490 19:06:40.370195  # [   86.481057] ------------[ cut here ]------------

 3491 19:06:40.370412  # [   86.488735] WARNING: CPU: 3 PID: 2651 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3492 19:06:40.370620  # [   86.500294] refcount_t: saturated; leaking memory.

 3493 19:06:40.412254  # [   86.508191] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3494 19:06:40.412739  # [   86.540177] CPU: 3 PID: 2651 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3495 19:06:40.413029  # [   86.550988] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3496 19:06:40.413264  # [   86.559681] Backtrace: 

 3497 19:06:40.455155  # [   86.564568] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3498 19:06:40.455605  # [   86.574993]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3499 19:06:40.455912  # [   86.582999] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3500 19:06:40.456154  # [   86.592826] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3501 19:06:40.456364  # [   86.602556]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 3502 19:06:40.456576  # [   86.612554] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3503 19:06:40.498533  # [   86.622377]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c42ea000

 3504 19:06:40.498986  # [   86.630381] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 3505 19:06:40.499237  # [   86.641938]  r9:c1ad56bc r8:c15ebe94 r7:c42ebf60 r6:00000016 r5:c459d000 r4:c42ea000

 3506 19:06:40.499459  # [   86.651939] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 3507 19:06:40.499668  # [   86.664197] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c715c>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3508 19:06:40.542513  # [   86.677053] [<c13c70e4>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3509 19:06:40.542969  # [   86.688607]  r4:0000002b

 3510 19:06:40.543219  # [   86.693141] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3511 19:06:40.543439  # [   86.703578] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3512 19:06:40.543646  # [   86.714263]  r9:c42ebf60 r8:c30200c0 r7:00000016 r6:b6eaa000 r5:c43b9040 r4:c0c57064

 3513 19:06:40.543851  # [   86.724356] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3514 19:06:40.586617  # [   86.735037]  r9:c07e1394 r8:c42ebf60 r7:c2815800 r6:b6eaa000 r5:c43b9040 r4:00000000

 3515 19:06:40.587081  # [   86.744428] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3516 19:06:40.587359  # [   86.751832]  r10:00000004 r9:00000000 r8:00000000 r7:b6eaa000 r6:c42ea000 r5:c43b9040

 3517 19:06:40.587590  # [   86.759925]  r4:c43b9040

 3518 19:06:40.587799  # [   86.762730] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3519 19:06:40.588004  # [   86.770137]  r9:c42ea000 r8:c03002e4 r7:00000004 r6:b6ff1e00 r5:00000016 r4:00000016

 3520 19:06:40.630687  # [   86.778152] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3521 19:06:40.631150  # [   86.785987] Exception stack(0xc42ebfa8 to 0xc42ebff0)

 3522 19:06:40.631439  # [   86.791309] bfa0:                   00000016 00000016 00000001 b6eaa000 00000016 00000000

 3523 19:06:40.631662  # [   86.799757] bfc0: 00000016 00000016 b6ff1e00 00000004 00000001 00000000 00020000 be88fac4

 3524 19:06:40.631868  # [   86.808201] bfe0: 00000004 be88f7f8 b6f5bd8f b6ee27e6

 3525 19:06:40.632069  # [   86.813590] irq event stamp: 0

 3526 19:06:40.632269  # [   86.816945] hardirqs last  enabled at (0): [<00000000>] 0x0

 3527 19:06:40.674668  # [   86.822797] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3528 19:06:40.675122  # [   86.830594] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3529 19:06:40.675401  # [   86.838399] softirqs last disabled at (0): [<00000000>] 0x0

 3530 19:06:40.675628  # [   8<6>[   87.258574] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3531 19:06:40.675850  6.844248] ---<[6 >e[n d   t8r7a.c65758] lkdtm: attempting good refcount_add() without overflow

 3532 19:06:40.676084  e ea4e67d5a6cc0bb2 ]---

 3533 19:06:40.676306  # [   86<6>[   87.274312] lkdtm: attempting bad refcount_add() overflow

 3534 19:06:40.718615  .849206] lkdtm: Overflow detected<4>[   87.282699] ------------[ cut here ]------------

 3535 19:06:40.719114  : saturated

 3536 19:06:40.719415  # REFCOUNT_INC_OVERF<4>[   87.290463] WARNING: CPU: 2 PID: 2686 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3537 19:06:40.719667  LOW: missing 'call trace:': [FAIL<4>[   87.301989] refcount_t: saturated; leaking memory.

 3538 19:06:40.719895  ]

 3539 19:06:40.762497  not ok 42 selftests: lkdtm: RE<4>[   87.309903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3540 19:06:40.762994  FCOUNT_INC_OVERFLOW.sh # exit=1

 3541 19:06:40.763275  <4>[   87.341879] CPU: 2 PID: 2686 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3542 19:06:40.763522  # selftests:< 4l>k[d t m :8 7R.E352692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3543 19:06:40.763754  COUNT_ADD_OVERFLOW.<4s>h[

 3544 19:06:40.763975   

 3545 19:06:40.764198    87.361389] Backtrace: 

 3546 19:06:40.806640  <4>[   87.366106] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3547 19:06:40.807140  <4>[   87.373951]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3548 19:06:40.807440  <4>[   87.379889] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3549 19:06:40.807683  <4>[   87.387481] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3550 19:06:40.807911  <4>[   87.394717]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 3551 19:06:40.808135  <4>[   87.402735] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3552 19:06:40.850617  <4>[   87.410489]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c6cb4000

 3553 19:06:40.851106  <4>[   87.416425] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 3554 19:06:40.851413  <4>[   87.425656]  r9:c1ad56d4 r8:c15ebe94 r7:c6cb5f60 r6:00000016 r5:c441a000 r4:c6cb4000

 3555 19:06:40.851660  <4>[   87.433681] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 3556 19:06:40.851894  <4>[   87.443613] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7204>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3557 19:06:40.894633  <4>[   87.453976] [<c13c7180>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3558 19:06:40.895127  <4>[   87.463375]  r4:0000002c

 3559 19:06:40.895426  <4>[   87.466184] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3560 19:06:40.895670  <4>[   87.474467] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3561 19:06:40.895906  <4>[   87.482657]  r9:c6cb5f60 r8:c30200c0 r7:00000016 r6:b6e20000 r5:c4127b80 r4:c0c57064

 3562 19:06:40.896133  <4>[   87.490681] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3563 19:06:40.938554  <4>[   87.498785]  r9:c07e1394 r8:c6cb5f60 r7:c2815800 r6:b6e20000 r5:c4127b80 r4:00000000

 3564 19:06:40.939045  <4>[   87.506802] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3565 19:06:40.939342  <4>[   87.514211]  r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6cb4000 r5:c4127b80

 3566 19:06:40.939586  <4>[   87.522307]  r4:c4127b80

 3567 19:06:40.939814  <4>[   87.525115] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3568 19:06:40.940040  <4>[   87.532523]  r9:c6cb4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000016 r4:00000016

 3569 19:06:40.982543  <4>[   87.540542] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3570 19:06:40.983038  <4>[   87.548380] Exception stack(0xc6cb5fa8 to 0xc6cb5ff0)

 3571 19:06:40.983386  <4>[   87.553706] 5fa0:                   00000016 00000016 00000001 b6e20000 00000016 00000000

 3572 19:06:40.983642  <4>[   87.562156] 5fc0: 00000016 00000016 b6f67e00 00000004 00000001 00000000 00020000 beac4ac4

 3573 19:06:40.983873  <4>[   87.570603] 5fe0: 00000004 beac47f8 b6ed1d8f b6e587e6

 3574 19:06:40.984043  <4>[   87.576006] irq event stamp: 0

 3575 19:06:40.984097  <4>[   87.579383] hardirqs last  enabled at (0): [<00000000>] 0x0

 3576 19:06:41.026648  <4>[   87.585240] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3577 19:06:41.026962  <4>[   87.593059] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3578 19:06:41.027191  <4>[   87.600907] softirqs last disabled at (0): [<00000000>] 0x0

 3579 19:06:41.027387  <4>[   87.606800] ---[ end trace ea4e67d5a6cc0bb3 ]---

 3580 19:06:41.027575  <6>[   87.611699] lkdtm: Overflow detected: saturated

 3581 19:06:41.129154  # [   87.258574] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3582 19:06:41.129609  # [   87.265758] lkdtm: attempting good refcount_add() without overflow

 3583 19:06:41.129871  # [   87.274312] lkdtm: attempting bad refcount_add() overflow

 3584 19:06:41.130083  # [   87.282699] ------------[ cut here ]------------

 3585 19:06:41.130326  # [   87.290463] WARNING: CPU: 2 PID: 2686 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3586 19:06:41.130538  # [   87.301989] refcount_t: saturated; leaking memory.

 3587 19:06:41.172280  # [   87.309903] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3588 19:06:41.172844  # [   87.341879] CPU: 2 PID: 2686 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3589 19:06:41.173147  # [   87.352692] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3590 19:06:41.173388  # [   87.361389] Backtrace: 

 3591 19:06:41.215172  # [   87.366106] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3592 19:06:41.215620  # [   87.373951]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3593 19:06:41.215865  # [   87.379889] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3594 19:06:41.216081  # [   87.387481] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3595 19:06:41.216290  # [   87.394717]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 3596 19:06:41.216492  # [   87.402735] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3597 19:06:41.258504  # [   87.410489]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c6cb4000

 3598 19:06:41.258958  # [   87.416425] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 3599 19:06:41.259215  # [   87.425656]  r9:c1ad56d4 r8:c15ebe94 r7:c6cb5f60 r6:00000016 r5:c441a000 r4:c6cb4000

 3600 19:06:41.259433  # [   87.433681] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 3601 19:06:41.259646  # [   87.443613] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7204>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3602 19:06:41.302383  # [   87.453976] [<c13c7180>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3603 19:06:41.302546  # [   87.463375]  r4:0000002c

 3604 19:06:41.302604  # [   87.466184] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3605 19:06:41.302655  # [   87.474467] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3606 19:06:41.302703  # [   87.482657]  r9:c6cb5f60 r8:c30200c0 r7:00000016 r6:b6e20000 r5:c4127b80 r4:c0c57064

 3607 19:06:41.302749  # [   87.490681] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3608 19:06:41.346612  # [   87.498785]  r9:c07e1394 r8:c6cb5f60 r7:c2815800 r6:b6e20000 r5:c4127b80 r4:00000000

 3609 19:06:41.347069  # [   87.506802] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3610 19:06:41.347344  # [   87.514211]  r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6cb4000 r5:c4127b80

 3611 19:06:41.347570  # [   87.522307]  r4:c4127b80

 3612 19:06:41.347781  # [   87.525115] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3613 19:06:41.347987  # [   87.532523]  r9:c6cb4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:00000016 r4:00000016

 3614 19:06:41.390619  # [   87.540542] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3615 19:06:41.391102  # [   87.548380] Exception stack(0xc6cb5fa8 to 0xc6cb5ff0)

 3616 19:06:41.391408  # [   87.553706] 5fa0:                   00000016 00000016 00000001 b6e20000 00000016 00000000

 3617 19:06:41.391656  # [   87.562156] 5fc0: 00000016 00000016 b6f67e00 00000004 00000001 00000000 00020000 beac4ac4

 3618 19:06:41.391888  # [   87.570603] 5fe0: 00000004 beac47f8 b6ed1d8f b6e587e6

 3619 19:06:41.392093  # [   87.576006] irq event stamp: 0

 3620 19:06:41.392295  # [   87.579383] hardirqs last  enabled at (0): [<00000000>] 0x0

 3621 19:06:41.438617  # [   87.585240] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3622 19:06:41.439078  # [   87.593059] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3623 19:06:41.439353  # [   87.600907] softirqs last disabled at (0): [<00000000>] 0x0

 3624 19:06:41.439591  # [   87.606800] ---[ end trace ea4e67d5a6cc0bb3 ]---

 3625 19:06:41.439820  # [   87.611699] lkdtm: Overflow detected: saturated

 3626 19:06:41.440044  # REFCOUN<6>[   88.026462] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3627 19:06:41.482568  T_ADD_OVERFLOW: miss<i6n>g[  ' c 88.036156] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3628 19:06:41.483042  ll trace:': [FAIL]

 3629 19:06:41.483312  not ok 43 sel<4>[   88.045032] ------------[ cut here ]------------

 3630 19:06:41.483551  ftests: lkdtm: REFCOUNT_ADD_OVERF<4>[   88.052684] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3631 19:06:41.483783  LOW.sh # exit=1

 3632 19:06:41.484004  # selftests: lkd<4>[   88.064196] refcount_t: saturated; leaking memory.

 3633 19:06:41.526672  tm: REFCOUNT_INC_NOT_ZERO_OVERFLO<4>[   88.072105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3634 19:06:41.527173  W.sh

 3635 19:06:41.527466  <4>[   88.104091] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3636 19:06:41.527714  <4>[   88.112559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3637 19:06:41.527940  <4>[   88.119352] Backtrace: 

 3638 19:06:41.528159  <4>[   88.122081] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3639 19:06:41.570634  <4>[   88.129922]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3640 19:06:41.571122  <4>[   88.135853] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3641 19:06:41.571430  <4>[   88.143438] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3642 19:06:41.571673  <4>[   88.150670]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 3643 19:06:41.571901  <4>[   88.158686] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3644 19:06:41.572125  <4>[   88.166436]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41a2000

 3645 19:06:41.614656  <4>[   88.172368] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 3646 19:06:41.615152  <4>[   88.181597]  r9:c1ad56ec r8:c15ebe94 r7:c41a3f60 r6:0000001f r5:c451b000 r4:7fffffff

 3647 19:06:41.615451  <4>[   88.189616] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3648 19:06:41.615700  <4>[   88.200322] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7278>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3649 19:06:41.615929  <4>[   88.212237]  r5:c451b000 r4:c41a2000

 3650 19:06:41.658621  <4>[   88.216090] [<c13c7228>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3651 19:06:41.659115  <4>[   88.226268]  r4:0000002d

 3652 19:06:41.659414  <4>[   88.229071] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3653 19:06:41.659659  <4>[   88.237351] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3654 19:06:41.659888  <4>[   88.245538]  r9:c41a3f60 r8:c30200c0 r7:0000001f r6:b6e80000 r5:c43b9540 r4:c0c57064

 3655 19:06:41.702598  <4>[   88.253558] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3656 19:06:41.703103  <4>[   88.261656]  r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e80000 r5:c43b9540 r4:00000000

 3657 19:06:41.703400  <4>[   88.269669] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3658 19:06:41.703642  <4>[   88.277073]  r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c41a2000 r5:c43b9540

 3659 19:06:41.703875  <4>[   88.285168]  r4:c43b9540

 3660 19:06:41.704097  <4>[   88.287971] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3661 19:06:41.704320  <4>[   88.295376]  r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000001f r4:0000001f

 3662 19:06:41.746325  <4>[   88.303391] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3663 19:06:41.746475  <4>[   88.311226] Exception stack(0xc41a3fa8 to 0xc41a3ff0)

 3664 19:06:41.746533  <4>[   88.316547] 3fa0:                   0000001f 0000001f 00000001 b6e80000 0000001f 00000000

 3665 19:06:41.746582  <4>[   88.324994] 3fc0: 0000001f 0000001f b6fc7e00 00000004 00000001 00000000 00020000 be874ac4

 3666 19:06:41.746628  <4>[   88.333439] 3fe0: 00000004 be8747f8 b6f31d8f b6eb87e6

 3667 19:06:41.746673  <4>[   88.338821] irq event stamp: 0

 3668 19:06:41.790473  <4>[   88.342155] hardirqs last  enabled at (0): [<00000000>] 0x0

 3669 19:06:41.790878  <4>[   88.348035] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3670 19:06:41.791124  <4>[   88.355814] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3671 19:06:41.791343  <4>[   88.363645] softirqs last disabled at (0): [<00000000>] 0x0

 3672 19:06:41.791549  <4>[   88.369529] ---[ end trace ea4e67d5a6cc0bb4 ]---

 3673 19:06:41.791750  <6>[   88.374422] lkdtm: Overflow detected: saturated

 3674 19:06:41.898270  # [   88.026462] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3675 19:06:41.898721  # [   88.036156] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3676 19:06:41.898971  # [   88.045032] ------------[ cut here ]------------

 3677 19:06:41.899187  # [   88.052684] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3678 19:06:41.899396  # [   88.064196] refcount_t: saturated; leaking memory.

 3679 19:06:41.941321  # [   88.072105] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3680 19:06:41.941795  # [   88.104091] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3681 19:06:41.942073  # [   88.112559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3682 19:06:41.942342  # [   88.119352] Backtrace: 

 3683 19:06:41.942554  # [   88.122081] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3684 19:06:41.984495  # [   88.129922]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3685 19:06:41.984956  # [   88.135853] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3686 19:06:41.985218  # [   88.143438] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3687 19:06:41.985436  # [   88.150670]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 3688 19:06:41.985644  # [   88.158686] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3689 19:06:41.985844  # [   88.166436]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41a2000

 3690 19:06:42.027462  # [   88.172368] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 3691 19:06:42.027914  # [   88.181597]  r9:c1ad56ec r8:c15ebe94 r7:c41a3f60 r6:0000001f r5:c451b000 r4:7fffffff

 3692 19:06:42.028166  # [   88.189616] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3693 19:06:42.028389  # [   88.200322] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7278>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3694 19:06:42.028598  # [   88.212237]  r5:c451b000 r4:c41a2000

 3695 19:06:42.070610  # [   88.216090] [<c13c7228>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3696 19:06:42.071067  # [   88.226268]  r4:0000002d

 3697 19:06:42.071315  # [   88.229071] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3698 19:06:42.071537  # [   88.237351] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3699 19:06:42.071741  # [   88.245538]  r9:c41a3f60 r8:c30200c0 r7:0000001f r6:b6e80000 r5:c43b9540 r4:c0c57064

 3700 19:06:42.071941  # [   88.253558] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3701 19:06:42.118662  # [   88.261656]  r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e80000 r5:c43b9540 r4:00000000

 3702 19:06:42.119121  # [   88.269669] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3703 19:06:42.119400  # [   88.277073]  r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c41a2000 r5:c43b9540

 3704 19:06:42.119622  # [   88.285168]  r4:c43b9540

 3705 19:06:42.119831  # [   88.287971] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3706 19:06:42.120035  # [   88.295376]  r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000001f r4:0000001f

 3707 19:06:42.162710  # [   88.303391] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3708 19:06:42.163203  # [   88.311226] Exception stack(0xc41a3fa8 to 0xc41a3ff0)

 3709 19:06:42.163497  # [   88.316547] 3fa0:                   0000001f 0000001f 00000001 b6e80000 0000001f 00000000

 3710 19:06:42.163743  # [   88.324994] 3fc0: 0000001f 0000001f b6fc7e00 00000004 00000001 00000000 00020000 be874ac4

 3711 19:06:42.163972  # [   88.333439] 3fe0: 00000004 be8747f8 b6f31d8f b6eb87e6

 3712 19:06:42.164194  # [   88.338821] irq event stamp: 0

 3713 19:06:42.164414  # [   88.342155] hardirqs last  enabled at (0): [<00000000>] 0x0

 3714 19:06:42.206647  # [   88.348035] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3715 19:06:42.207119  # [   88.355814] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3716 19:06:42.207422  # [   88.363645] softirqs last disabled at (0): [<00000000>] 0x0

 3717 19:06:42.207669  # [   88.369529] ---[ end trace ea4e67d5a6cc0bb4 ]---

 3718 19:06:42.207897  # [   88.<6>[   88.793098] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3719 19:06:42.208120  374422] lkdtm: Overflow detected:<6>[   88.801787] lkdtm: attempting bad refcount_add_not_zero() overflow

 3720 19:06:42.208352   saturated

 3721 19:06:42.250619  # REFCOUNT_INC_NOT_ZE<4>[   88.811098] ------------[ cut here ]------------

 3722 19:06:42.251079  RO_OVERFLOW: missing 'call trace:<4>[   88.818959] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3723 19:06:42.251436  ': [FAIL]

 3724 19:06:42.251682  not ok 44 selftests: l<4>[   88.830500] refcount_t: saturated; leaking memory.

 3725 19:06:42.294603  kdtm: REFCOUNT_INC_NOT_ZERO_OVERF<4>[   88.838510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3726 19:06:42.295069  LOW.sh # exit=1

 3727 19:06:42.295342  # selftests: lkd<4>[   88.870432] CPU: 0 PID: 2756 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3728 19:06:42.295577  <4>[   88.881256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3729 19:06:42.295785  <4>[   88.888048] Backtrace: 

 3730 19:06:42.295988  <4>[   88.890777] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3731 19:06:42.338626  <4>[   88.898618]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3732 19:06:42.339121  <4>[   88.904551] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3733 19:06:42.339426  <4>[   88.912135] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3734 19:06:42.339667  <4>[   88.919366]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 3735 19:06:42.339903  <4>[   88.927381] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3736 19:06:42.340128  <4>[   88.935131]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c4574000

 3737 19:06:42.382640  <4>[   88.941062] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 3738 19:06:42.383128  <4>[   88.950291]  r9:c1ad570c r8:c15ebe94 r7:c4575f60 r6:0000001f r5:c5fb6000 r4:7fffffff

 3739 19:06:42.383432  <4>[   88.958308] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3740 19:06:42.383679  <4>[   88.969015] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7300>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3741 19:06:42.383915  <4>[   88.980931]  r5:c5fb6000 r4:c4574000

 3742 19:06:42.426560  <4>[   88.984780] [<c13c72b0>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3743 19:06:42.427025  <4>[   88.994957]  r4:0000002e

 3744 19:06:42.427298  <4>[   88.997761] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3745 19:06:42.427537  <4>[   89.006039] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3746 19:06:42.427763  <4>[   89.014225]  r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6dfe000 r5:c6810640 r4:c0c57064

 3747 19:06:42.470570  <4>[   89.022244] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3748 19:06:42.471054  <4>[   89.030343]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6dfe000 r5:c6810640 r4:00000000

 3749 19:06:42.471331  <4>[   89.038356] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3750 19:06:42.471569  <4>[   89.045761]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c4574000 r5:c6810640

 3751 19:06:42.471803  <4>[   89.053854]  r4:c6810640

 3752 19:06:42.472030  <4>[   89.056658] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3753 19:06:42.472250  <4>[   89.064062]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f

 3754 19:06:42.514494  <4>[   89.072078] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3755 19:06:42.514944  <4>[   89.079913] Exception stack(0xc4575fa8 to 0xc4575ff0)

 3756 19:06:42.515224  <4>[   89.085234] 5fa0:                   0000001f 0000001f 00000001 b6dfe000 0000001f 00000000

 3757 19:06:42.515469  <4>[   89.093680] 5fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb82ac4

 3758 19:06:42.515701  <4>[   89.102125] 5fe0: 00000004 beb827f8 b6eafd8f b6e367e6

 3759 19:06:42.515924  tm: REFCOUNT_ADD_NOT_ZERO_OVERFLO<4>[   89.107507] irq event stamp: 0

 3760 19:06:42.516150  W.sh

 3761 19:06:42.562198  <4>[   89.113675] hardirqs last  enabled at (0): [<00000000>] 0x0

 3762 19:06:42.562343  <4>[   89.120050] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3763 19:06:42.562410  <4>[   89.127844] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3764 19:06:42.562464  <4>[   89.135605] softirqs last disabled at (0): [<00000000>] 0x0

 3765 19:06:42.562516  <4>[   89.141470] ---[ end trace ea4e67d5a6cc0bb5 ]---

 3766 19:06:42.562568  <6>[   89.146382] lkdtm: Overflow detected: saturated

 3767 19:06:42.676918  # [   88.793098] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3768 19:06:42.677387  # [   88.801787] lkdtm: attempting bad refcount_add_not_zero() overflow

 3769 19:06:42.677663  # [   88.811098] ------------[ cut here ]------------

 3770 19:06:42.677885  # [   88.818959] WARNING: CPU: 0 PID: 2756 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3771 19:06:42.678121  # [   88.830500] refcount_t: saturated; leaking memory.

 3772 19:06:42.719973  # [   88.838510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3773 19:06:42.720437  # [   88.870432] CPU: 0 PID: 2756 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3774 19:06:42.720699  # [   88.881256] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3775 19:06:42.720922  # [   88.888048] Backtrace: 

 3776 19:06:42.721136  # [   88.890777] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3777 19:06:42.762822  # [   88.898618]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3778 19:06:42.763266  # [   88.904551] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3779 19:06:42.763549  # [   88.912135] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3780 19:06:42.763779  # [   88.919366]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 3781 19:06:42.763994  # [   88.927381] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3782 19:06:42.764201  # [   88.935131]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c4574000

 3783 19:06:42.806524  # [   88.941062] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 3784 19:06:42.806934  # [   88.950291]  r9:c1ad570c r8:c15ebe94 r7:c4575f60 r6:0000001f r5:c5fb6000 r4:7fffffff

 3785 19:06:42.807193  # [   88.958308] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3786 19:06:42.807423  # [   88.969015] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7300>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3787 19:06:42.807638  # [   88.980931]  r5:c5fb6000 r4:c4574000

 3788 19:06:42.850597  # [   88.984780] [<c13c72b0>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3789 19:06:42.851051  # [   88.994957]  r4:0000002e

 3790 19:06:42.851379  # [   88.997761] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3791 19:06:42.851643  # [   89.006039] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3792 19:06:42.851858  # [   89.014225]  r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6dfe000 r5:c6810640 r4:c0c57064

 3793 19:06:42.852081  # [   89.022244] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3794 19:06:42.894581  # [   89.030343]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6dfe000 r5:c6810640 r4:00000000

 3795 19:06:42.895042  # [   89.038356] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3796 19:06:42.895327  # [   89.045761]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c4574000 r5:c6810640

 3797 19:06:42.895560  # [   89.053854]  r4:c6810640

 3798 19:06:42.895771  # [   89.056658] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3799 19:06:42.895982  # [   89.064062]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f

 3800 19:06:42.938637  # [   89.072078] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3801 19:06:42.939121  # [   89.079913] Exception stack(0xc4575fa8 to 0xc4575ff0)

 3802 19:06:42.939427  # [   89.085234] 5fa0:                   0000001f 0000001f 00000001 b6dfe000 0000001f 00000000

 3803 19:06:42.939676  # [   89.093680] 5fc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb82ac4

 3804 19:06:42.939911  # [   89.102125] 5fe0: 00000004 beb827f8 b6eafd8f b6e367e6

 3805 19:06:42.940135  # [   89.107507] irq event stamp: 0

 3806 19:06:42.940355  # [   89.113675] hardirqs last  enabled at (0): [<00000000>] 0x0

 3807 19:06:42.982234  # [   89.120050] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3808 19:06:42.982389  # [   89.127844] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3809 19:06:42.982447  # [   89.135605] softirqs last disabled at (0): [<00000000>] 0x0

 3810 19:06:42.982497  # [   89.141470] ---[ end trace ea4e67d5a6cc0bb5<6>[   89.572570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3811 19:06:42.982544   ]---

 3812 19:06:42.982589  # [   89.146382] lkdtm: Ov<6>[   89.578901] lkdtm: attempting good refcount_dec()

 3813 19:06:42.982634  erflow detected: saturated

 3814 19:06:43.026604  # REF<6>[   89.586639] lkdtm: attempting bad refcount_dec() to zero

 3815 19:06:43.027060  COUNT_ADD_NOT_ZERO_OVERFLOW: miss<4>[   89.595033] ------------[ cut here ]------------

 3816 19:06:43.027335  ing 'call trace:': [FAIL]

 3817 19:06:43.027565  not ok<4>[   89.602904] WARNING: CPU: 3 PID: 2791 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3818 19:06:43.027786   45 selftests: lkdtm: REFCOUNT_AD<4>[   89.614364] refcount_t: decrement hit 0; leaking memory.

 3819 19:06:43.027995  D_NOT_ZERO_OVERFLOW.sh # exit=1

 3820 19:06:43.070636  <4>[   89.622793] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3821 19:06:43.071146  # selftests: lkdtm: REFCOUNT_DEC_<4>[   89.654757] CPU: 3 PID: 2791 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3822 19:06:43.071458  ZERO.sh

 3823 19:06:43.071714  <4>[   89.665582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3824 19:06:43.071926  <4>[   89.673149] Backtrace: 

 3825 19:06:43.114623  <4>[   89.675879] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3826 19:06:43.115108  <4>[   89.683718]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3827 19:06:43.115407  <4>[   89.689652] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3828 19:06:43.115659  <4>[   89.697236] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3829 19:06:43.115893  <4>[   89.704467]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 3830 19:06:43.116119  <4>[   89.712480] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3831 19:06:43.158689  <4>[   89.720231]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4478000

 3832 19:06:43.159175  <4>[   89.726164] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 3833 19:06:43.159475  <4>[   89.735391]  r9:c1ad572c r8:c15ebe94 r7:c4479f60 r6:00000012 r5:c4511000 r4:c4478000

 3834 19:06:43.159718  <4>[   89.743408] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 3835 19:06:43.159957  <4>[   89.753335] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c7394>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3836 19:06:43.202632  <4>[   89.763348] [<c13c7338>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3837 19:06:43.203117  <4>[   89.772399]  r4:0000002f

 3838 19:06:43.203416  <4>[   89.775203] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3839 19:06:43.203664  <4>[   89.783483] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3840 19:06:43.203896  <4>[   89.791668]  r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6e43000 r5:c5e163c0 r4:c0c57064

 3841 19:06:43.204125  <4>[   89.799688] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3842 19:06:43.246515  <4>[   89.807786]  r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6e43000 r5:c5e163c0 r4:00000000

 3843 19:06:43.246991  <4>[   89.815800] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3844 19:06:43.247267  <4>[   89.823203]  r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c4478000 r5:c5e163c0

 3845 19:06:43.247511  <4>[   89.831298]  r4:c5e163c0

 3846 19:06:43.247738  <4>[   89.834102] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3847 19:06:43.247963  <4>[   89.841506]  r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000012 r4:00000012

 3848 19:06:43.290260  <4>[   89.849523] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3849 19:06:43.290413  <4>[   89.857358] Exception stack(0xc4479fa8 to 0xc4479ff0)

 3850 19:06:43.290474  <4>[   89.862679] 9fa0:                   00000012 00000012 00000001 b6e43000 00000012 00000000

 3851 19:06:43.290526  <4>[   89.871127] 9fc0: 00000012 00000012 b6f8ae00 00000004 00000001 00000000 00020000 bef2eac4

 3852 19:06:43.290572  <4>[   89.879571] 9fe0: 00000004 bef2e7f8 b6ef4d8f b6e7b7e6

 3853 19:06:43.290624  <4>[   89.884945] irq event stamp: 0

 3854 19:06:43.290686  <4>[   89.888300] hardirqs last  enabled at (0): [<00000000>] 0x0

 3855 19:06:43.334761  <4>[   89.894149] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3856 19:06:43.335170  <4>[   89.901954] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3857 19:06:43.335401  <4>[   89.909755] softirqs last disabled at (0): [<00000000>] 0x0

 3858 19:06:43.335605  <4>[   89.915607] ---[ end trace ea4e67d5a6cc0bb6 ]---

 3859 19:06:43.335795  <6>[   89.920531] lkdtm: Zero detected: saturated

 3860 19:06:43.446000  # [   89.572570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3861 19:06:43.446475  # [   89.578901] lkdtm: attempting good refcount_dec()

 3862 19:06:43.446731  # [   89.586639] lkdtm: attempting bad refcount_dec() to zero

 3863 19:06:43.446947  # [   89.595033] ------------[ cut here ]------------

 3864 19:06:43.447154  # [   89.602904] WARNING: CPU: 3 PID: 2791 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3865 19:06:43.447360  # [   89.614364] refcount_t: decrement hit 0; leaking memory.

 3866 19:06:43.489046  # [   89.622793] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3867 19:06:43.489549  # [   89.654757] CPU: 3 PID: 2791 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3868 19:06:43.489825  # [   89.665582] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3869 19:06:43.490062  # [   89.673149] Backtrace: 

 3870 19:06:43.532146  # [   89.675879] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3871 19:06:43.532611  # [   89.683718]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3872 19:06:43.532917  # [   89.689652] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3873 19:06:43.533139  # [   89.697236] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3874 19:06:43.533351  # [   89.704467]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 3875 19:06:43.533556  # [   89.712480] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3876 19:06:43.533797  # [   89.720231]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4478000

 3877 19:06:43.575078  # [   89.726164] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 3878 19:06:43.575521  # [   89.735391]  r9:c1ad572c r8:c15ebe94 r7:c4479f60 r6:00000012 r5:c4511000 r4:c4478000

 3879 19:06:43.575770  # [   89.743408] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 3880 19:06:43.575995  # [   89.753335] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c7394>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3881 19:06:43.618547  # [   89.763348] [<c13c7338>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3882 19:06:43.619027  # [   89.772399]  r4:0000002f

 3883 19:06:43.619290  # [   89.775203] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3884 19:06:43.619521  # [   89.783483] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3885 19:06:43.619743  # [   89.791668]  r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6e43000 r5:c5e163c0 r4:c0c57064

 3886 19:06:43.619952  # [   89.799688] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3887 19:06:43.662672  # [   89.807786]  r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6e43000 r5:c5e163c0 r4:00000000

 3888 19:06:43.663129  # [   89.815800] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3889 19:06:43.663414  # [   89.823203]  r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c4478000 r5:c5e163c0

 3890 19:06:43.663639  # [   89.831298]  r4:c5e163c0

 3891 19:06:43.663850  # [   89.834102] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3892 19:06:43.664057  # [   89.841506]  r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000012 r4:00000012

 3893 19:06:43.664259  # [   89.849523] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3894 19:06:43.706675  # [   89.857358] Exception stack(0xc4479fa8 to 0xc4479ff0)

 3895 19:06:43.707159  # [   89.862679] 9fa0:                   00000012 00000012 00000001 b6e43000 00000012 00000000

 3896 19:06:43.707467  # [   89.871127] 9fc0: 00000012 00000012 b6f8ae00 00000004 00000001 00000000 00020000 bef2eac4

 3897 19:06:43.707714  # [   89.879571] 9fe0: 00000004 bef2e7f8 b6ef4d8f b6e7b7e6

 3898 19:06:43.707945  # [   89.884945] irq event stamp: 0

 3899 19:06:43.708174  # [   89.888300] hardirqs last  enabled at (0): [<00000000>] 0x0

 3900 19:06:43.708403  # [   89.894149] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3901 19:06:43.757147  # [   89.901954] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3902 19:06:43.757604  # [   89.909755] softirqs last disabled at (0): [<00000000>] 0x0

 3903 19:06:43.757875  # [   89.915607] ---[ end trace ea4e67d5a6cc0bb6 ]---

 3904 19:06:43.758097  # [   89.920531] lkdtm: Zero detected: saturated

 3905 19:06:43.758349  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]

 3906 19:06:43.758559  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1

 3907 19:06:43.758770  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3908 19:06:43.758973  <6>[   90.363527] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3909 19:06:43.800855  <6>[   90.369933] lkdtm: attempting bad refcount_dec() below zero

 3910 19:06:43.801305  <4>[   90.375809] ------------[ cut here ]------------

 3911 19:06:43.801568  <4>[   90.380755] WARNING: CPU: 3 PID: 2829 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3912 19:06:43.801794  <4>[   90.389619] refcount_t: decrement hit 0; leaking memory.

 3913 19:06:43.844058  <4>[   90.395244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3914 19:06:43.844547  <4>[   90.424659] CPU: 3 PID: 2829 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3915 19:06:43.844845  <4>[   90.432671] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3916 19:06:43.845096  <4>[   90.439465] Backtrace: 

 3917 19:06:43.845328  <4>[   90.442195] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3918 19:06:43.845560  <4>[   90.450034]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3919 19:06:43.887189  <4>[   90.455966] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3920 19:06:43.887672  <4>[   90.463549] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3921 19:06:43.887963  <4>[   90.470782]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 3922 19:06:43.888209  <4>[   90.478797] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3923 19:06:43.888444  <4>[   90.486549]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c41a2000

 3924 19:06:43.930562  <4>[   90.492480] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 3925 19:06:43.931051  <4>[   90.501708]  r9:c1ad5740 r8:c15ebe94 r7:c41a3f60 r6:00000016 r5:00000000 r4:c41a2000

 3926 19:06:43.931329  <4>[   90.509726] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 3927 19:06:43.931572  <4>[   90.519650] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c7458>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3928 19:06:43.931807  <4>[   90.530012] [<c13c7410>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3929 19:06:43.932035  <4>[   90.539409]  r5:c4511000 r4:00000030

 3930 19:06:43.974591  <4>[   90.543255] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3931 19:06:43.975068  <4>[   90.551535] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3932 19:06:43.975343  <4>[   90.559720]  r9:c41a3f60 r8:c30200c0 r7:00000016 r6:b6e33000 r5:c4236140 r4:c0c57064

 3933 19:06:43.975586  <4>[   90.567741] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3934 19:06:43.975817  <4>[   90.575840]  r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e33000 r5:c4236140 r4:00000000

 3935 19:06:44.018615  <4>[   90.583853] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3936 19:06:44.019105  <4>[   90.591259]  r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c41a2000 r5:c4236140

 3937 19:06:44.019418  <4>[   90.599352]  r4:c4236140

 3938 19:06:44.019683  <4>[   90.602156] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3939 19:06:44.019916  <4>[   90.609560]  r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000016 r4:00000016

 3940 19:06:44.020142  <4>[   90.617575] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3941 19:06:44.062366  <4>[   90.625409] Exception stack(0xc41a3fa8 to 0xc41a3ff0)

 3942 19:06:44.062550  <4>[   90.630730] 3fa0:                   00000016 00000016 00000001 b6e33000 00000016 00000000

 3943 19:06:44.062627  <4>[   90.639177] 3fc0: 00000016 00000016 b6f7ae00 00000004 00000001 00000000 00020000 bed02ac4

 3944 19:06:44.062684  <4>[   90.647620] 3fe0: 00000004 bed027f8 b6ee4d8f b6e6b7e6

 3945 19:06:44.062735  <4>[   90.653004] irq event stamp: 0

 3946 19:06:44.062784  <4>[   90.656370] hardirqs last  enabled at (0): [<00000000>] 0x0

 3947 19:06:44.062843  <4>[   90.662226] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3948 19:06:44.106681  <4>[   90.670012] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3949 19:06:44.107100  <4>[   90.677804] softirqs last disabled at (0): [<00000000>] 0x0

 3950 19:06:44.107359  <4>[   90.683661] ---[ end trace ea4e67d5a6cc0bb7 ]---

 3951 19:06:44.107596  <6>[   90.688594] lkdtm: Negative detected: saturated

 3952 19:06:44.214738  # [   90.363527] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3953 19:06:44.215189  # [   90.369933] lkdtm: attempting bad refcount_dec() below zero

 3954 19:06:44.215455  # [   90.375809] ------------[ cut here ]------------

 3955 19:06:44.215679  # [   90.380755] WARNING: CPU: 3 PID: 2829 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3956 19:06:44.215894  # [   90.389619] refcount_t: decrement hit 0; leaking memory.

 3957 19:06:44.262674  # [   90.395244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 3958 19:06:44.263167  # [   90.424659] CPU: 3 PID: 2829 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 3959 19:06:44.263474  # [   90.432671] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3960 19:06:44.263720  # [   90.439465] Backtrace: 

 3961 19:06:44.263981  # [   90.442195] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 3962 19:06:44.306514  # [   90.450034]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3963 19:06:44.306965  # [   90.455966] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 3964 19:06:44.307214  # [   90.463549] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3965 19:06:44.307455  # [   90.470782]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 3966 19:06:44.307678  # [   90.478797] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 3967 19:06:44.307889  # [   90.486549]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c41a2000

 3968 19:06:44.350449  # [   90.492480] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 3969 19:06:44.350899  # [   90.501708]  r9:c1ad5740 r8:c15ebe94 r7:c41a3f60 r6:00000016 r5:00000000 r4:c41a2000

 3970 19:06:44.351150  # [   90.509726] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 3971 19:06:44.351377  # [   90.519650] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c7458>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3972 19:06:44.351592  # [   90.530012] [<c13c7410>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 3973 19:06:44.394525  # [   90.539409]  r5:c4511000 r4:00000030

 3974 19:06:44.394990  # [   90.543255] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 3975 19:06:44.395254  # [   90.551535] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 3976 19:06:44.395475  # [   90.559720]  r9:c41a3f60 r8:c30200c0 r7:00000016 r6:b6e33000 r5:c4236140 r4:c0c57064

 3977 19:06:44.395704  # [   90.567741] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 3978 19:06:44.438617  # [   90.575840]  r9:c07e1394 r8:c41a3f60 r7:c2815800 r6:b6e33000 r5:c4236140 r4:00000000

 3979 19:06:44.439072  # [   90.583853] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 3980 19:06:44.439350  # [   90.591259]  r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c41a2000 r5:c4236140

 3981 19:06:44.439583  # [   90.599352]  r4:c4236140

 3982 19:06:44.439796  # [   90.602156] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 3983 19:06:44.440004  # [   90.609560]  r9:c41a2000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000016 r4:00000016

 3984 19:06:44.440212  # [   90.617575] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3985 19:06:44.482637  # [   90.625409] Exception stack(0xc41a3fa8 to 0xc41a3ff0)

 3986 19:06:44.483101  # [   90.630730] 3fa0:                   00000016 00000016 00000001 b6e33000 00000016 00000000

 3987 19:06:44.483427  # [   90.639177] 3fc0: 00000016 00000016 b6f7ae00 00000004 00000001 00000000 00020000 bed02ac4

 3988 19:06:44.483679  # [   90.647620] 3fe0: 00000004 bed027f8 b6ee4d8f b6e6b7e6

 3989 19:06:44.483909  # [   90.653004] irq event stamp: 0

 3990 19:06:44.484135  # [   90.656370] hardirqs last  enabled at (0): [<00000000>] 0x0

 3991 19:06:44.484360  # [   90.662226] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3992 19:06:44.526591  # [   90.670012] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3993 19:06:44.527044  # [   90.677804] softirqs last disabled at (0): [<00000000>] 0x0

 3994 19:06:44.527321  # [   90.683661] ---[ end trace ea4e67d5a6cc0bb7 ]---

 3995 19:06:44.527556  # [   90.688594] lkdtm: Negative detected: saturated

 3996 19:06:44.527763  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 3997 19:06:44.527966  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3998 19:06:44.528173  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3999 19:06:44.570631  <6>[   91.127739] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4000 19:06:44.571086  <6>[   91.134812] lkdtm: attempting bad refcount_dec_and_test() below zero

 4001 19:06:44.571373  <4>[   91.141494] ------------[ cut here ]------------

 4002 19:06:44.571604  <4>[   91.146537] WARNING: CPU: 2 PID: 2865 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4003 19:06:44.571819  <4>[   91.155377] refcount_t: underflow; use-after-free.

 4004 19:06:44.614634  <4>[   91.160499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4005 19:06:44.615115  <4>[   91.189936] CPU: 2 PID: 2865 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4006 19:06:44.615414  <4>[   91.197946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4007 19:06:44.615648  <4>[   91.204740] Backtrace: 

 4008 19:06:44.615863  <4>[   91.207470] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4009 19:06:44.616073  <4>[   91.215311]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4010 19:06:44.658680  <4>[   91.221245] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4011 19:06:44.659167  <4>[   91.228829] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4012 19:06:44.659469  <4>[   91.236061]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4013 19:06:44.659715  <4>[   91.244075] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4014 19:06:44.659945  <4>[   91.251826]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4574000

 4015 19:06:44.702618  <4>[   91.257759] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4016 19:06:44.703109  <4>[   91.267074]  r9:c1ad5758 r8:c15ebe94 r7:c4575f60 r6:0000001f r5:00000000 r4:c4574000

 4017 19:06:44.703410  <4>[   91.275093] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4018 19:06:44.703661  <4>[   91.285804] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c74d0>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4019 19:06:44.703897  <4>[   91.297728] [<c13c7480>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4020 19:06:44.746633  <4>[   91.307909]  r5:c469e000 r4:00000031

 4021 19:06:44.747116  <4>[   91.311753] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4022 19:06:44.747415  <4>[   91.320034] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4023 19:06:44.747661  <4>[   91.328220]  r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6df6000 r5:c6811b80 r4:c0c57064

 4024 19:06:44.747895  <4>[   91.336239] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4025 19:06:44.790616  <4>[   91.344339]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6df6000 r5:c6811b80 r4:00000000

 4026 19:06:44.791106  <4>[   91.352353] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4027 19:06:44.791420  <4>[   91.359757]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c4574000 r5:c6811b80

 4028 19:06:44.791671  <4>[   91.367851]  r4:c6811b80

 4029 19:06:44.791905  <4>[   91.370654] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4030 19:06:44.792134  <4>[   91.378059]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f

 4031 19:06:44.792366  <4>[   91.386075] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4032 19:06:44.834235  <4>[   91.393910] Exception stack(0xc4575fa8 to 0xc4575ff0)

 4033 19:06:44.834388  <4>[   91.399231] 5fa0:                   0000001f 0000001f 00000001 b6df6000 0000001f 00000000

 4034 19:06:44.834453  <4>[   91.407679] 5fc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 bebecac4

 4035 19:06:44.834503  <4>[   91.416122] 5fe0: 00000004 bebec7f8 b6ea7d8f b6e2e7e6

 4036 19:06:44.834558  <4>[   91.421491] irq event stamp: 0

 4037 19:06:44.834610  <4>[   91.424825] hardirqs last  enabled at (0): [<00000000>] 0x0

 4038 19:06:44.878519  <4>[   91.430699] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4039 19:06:44.878935  <4>[   91.438498] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4040 19:06:44.879162  <4>[   91.446269] softirqs last disabled at (0): [<00000000>] 0x0

 4041 19:06:44.879381  <4>[   91.452162] ---[ end trace ea4e67d5a6cc0bb8 ]---

 4042 19:06:44.879589  <6>[   91.457085] lkdtm: Negative detected: saturated

 4043 19:06:44.984719  # [   91.127739] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4044 19:06:44.985173  # [   91.134812] lkdtm: attempting bad refcount_dec_and_test() below zero

 4045 19:06:44.985433  # [   91.141494] ------------[ cut here ]------------

 4046 19:06:44.985651  # [   91.146537] WARNING: CPU: 2 PID: 2865 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4047 19:06:44.985859  # [   91.155377] refcount_t: underflow; use-after-free.

 4048 19:06:45.027611  # [   91.160499] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4049 19:06:45.028066  # [   91.189936] CPU: 2 PID: 2865 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4050 19:06:45.028317  # [   91.197946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4051 19:06:45.028535  # [   91.204740] Backtrace: 

 4052 19:06:45.028741  # [   91.207470] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4053 19:06:45.070627  # [   91.215311]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4054 19:06:45.071074  # [   91.221245] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4055 19:06:45.071323  # [   91.228829] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4056 19:06:45.071540  # [   91.236061]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4057 19:06:45.071749  # [   91.244075] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4058 19:06:45.071953  # [   91.251826]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4574000

 4059 19:06:45.114457  # [   91.257759] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4060 19:06:45.114903  # [   91.267074]  r9:c1ad5758 r8:c15ebe94 r7:c4575f60 r6:0000001f r5:00000000 r4:c4574000

 4061 19:06:45.115160  # [   91.275093] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4062 19:06:45.115385  # [   91.285804] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c74d0>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4063 19:06:45.158471  # [   91.297728] [<c13c7480>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4064 19:06:45.158918  # [   91.307909]  r5:c469e000 r4:00000031

 4065 19:06:45.159161  # [   91.311753] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4066 19:06:45.159377  # [   91.320034] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4067 19:06:45.159586  # [   91.328220]  r9:c4575f60 r8:c30200c0 r7:0000001f r6:b6df6000 r5:c6811b80 r4:c0c57064

 4068 19:06:45.159790  # [   91.336239] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4069 19:06:45.202573  # [   91.344339]  r9:c07e1394 r8:c4575f60 r7:c2815800 r6:b6df6000 r5:c6811b80 r4:00000000

 4070 19:06:45.203033  # [   91.352353] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4071 19:06:45.203312  # [   91.359757]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c4574000 r5:c6811b80

 4072 19:06:45.203542  # [   91.367851]  r4:c6811b80

 4073 19:06:45.203748  # [   91.370654] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4074 19:06:45.203950  # [   91.378059]  r9:c4574000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f

 4075 19:06:45.246596  # [   91.386075] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4076 19:06:45.247089  # [   91.393910] Exception stack(0xc4575fa8 to 0xc4575ff0)

 4077 19:06:45.247393  # [   91.399231] 5fa0:                   0000001f 0000001f 00000001 b6df6000 0000001f 00000000

 4078 19:06:45.247638  # [   91.407679] 5fc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 bebecac4

 4079 19:06:45.247865  # [   91.416122] 5fe0: 00000004 bebec7f8 b6ea7d8f b6e2e7e6

 4080 19:06:45.248090  # [   91.421491] irq event stamp: 0

 4081 19:06:45.248312  # [   91.424825] hardirqs last  enabled at (0): [<00000000>] 0x0

 4082 19:06:45.290580  # [   91.430699] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4083 19:06:45.291044  # [   91.438498] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4084 19:06:45.291367  # [   91.446269] softirqs last disabled at (0): [<00000000>] 0x0

 4085 19:06:45.291616  # [   91.452162] ---[ end trace ea4e67d5a6cc0bb8 ]---

 4086 19:06:45.291841  # [   91.457085] lkdtm: Negative detected: saturated

 4087 19:06:45.292063  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4088 19:06:45.292285  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 4089 19:06:45.292509  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4090 19:06:45.338577  <6>[   91.899458] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4091 19:06:45.339049  <6>[   91.906960] lkdtm: attempting bad refcount_sub_and_test() below zero

 4092 19:06:45.339346  <4>[   91.913633] ------------[ cut here ]------------

 4093 19:06:45.339602  <4>[   91.918596] WARNING: CPU: 3 PID: 2901 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4094 19:06:45.339831  <4>[   91.927529] refcount_t: underflow; use-after-free.

 4095 19:06:45.382577  <4>[   91.932617] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4096 19:06:45.383043  <4>[   91.962029] CPU: 3 PID: 2901 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4097 19:06:45.383327  <4>[   91.970040] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4098 19:06:45.383573  <4>[   91.976833] Backtrace: 

 4099 19:06:45.426593  <4>[   91.979563] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4100 19:06:45.427085  <4>[   91.987402]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4101 19:06:45.427385  <4>[   91.993333] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4102 19:06:45.427629  <4>[   92.000917] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4103 19:06:45.427856  <4>[   92.008149]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4104 19:06:45.428079  <4>[   92.016165] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4105 19:06:45.428306  <4>[   92.023916]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c682e000

 4106 19:06:45.470598  <4>[   92.029848] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4107 19:06:45.471086  <4>[   92.039163]  r9:c1ad5778 r8:c15ebe94 r7:c682ff60 r6:0000001f r5:c5ea8000 r4:c682e000

 4108 19:06:45.471387  <4>[   92.047182] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4109 19:06:45.471635  <4>[   92.057894] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c755c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4110 19:06:45.514589  <4>[   92.069815] [<c13c750c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4111 19:06:45.515083  <4>[   92.079993]  r4:00000032

 4112 19:06:45.515385  <4>[   92.082796] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4113 19:06:45.515637  <4>[   92.091075] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4114 19:06:45.515870  <4>[   92.099260]  r9:c682ff60 r8:c30200c0 r7:0000001f r6:b6dde000 r5:c411a140 r4:c0c57064

 4115 19:06:45.516098  <4>[   92.107280] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4116 19:06:45.558594  <4>[   92.115377]  r9:c07e1394 r8:c682ff60 r7:c2815800 r6:b6dde000 r5:c411a140 r4:00000000

 4117 19:06:45.559083  <4>[   92.123390] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4118 19:06:45.559384  <4>[   92.130793]  r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c682e000 r5:c411a140

 4119 19:06:45.559624  <4>[   92.138887]  r4:c411a140

 4120 19:06:45.559847  <4>[   92.141693] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4121 19:06:45.560074  <4>[   92.149098]  r9:c682e000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000001f r4:0000001f

 4122 19:06:45.602225  <4>[   92.157114] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4123 19:06:45.602377  <4>[   92.164950] Exception stack(0xc682ffa8 to 0xc682fff0)

 4124 19:06:45.602443  <4>[   92.170271] ffa0:                   0000001f 0000001f 00000001 b6dde000 0000001f 00000000

 4125 19:06:45.602500  <4>[   92.178719] ffc0: 0000001f 0000001f b6f25e00 00000004 00000001 00000000 00020000 beb77ac4

 4126 19:06:45.602555  <4>[   92.187162] ffe0: 00000004 beb777f8 b6e8fd8f b6e167e6

 4127 19:06:45.602607  <4>[   92.192545] irq event stamp: 0

 4128 19:06:45.602660  <4>[   92.195878] hardirqs last  enabled at (0): [<00000000>] 0x0

 4129 19:06:45.646636  <4>[   92.201754] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4130 19:06:45.647061  <4>[   92.209563] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4131 19:06:45.647319  <4>[   92.217368] softirqs last disabled at (0): [<00000000>] 0x0

 4132 19:06:45.647552  <4>[   92.223217] ---[ end trace ea4e67d5a6cc0bb9 ]---

 4133 19:06:45.647761  <6>[   92.228137] lkdtm: Negative detected: saturated

 4134 19:06:45.757437  # [   91.899458] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4135 19:06:45.757898  # [   91.906960] lkdtm: attempting bad refcount_sub_and_test() below zero

 4136 19:06:45.758192  # [   91.913633] ------------[ cut here ]------------

 4137 19:06:45.758418  # [   91.918596] WARNING: CPU: 3 PID: 2901 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4138 19:06:45.758629  # [   91.927529] refcount_t: underflow; use-after-free.

 4139 19:06:45.802560  # [   91.932617] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4140 19:06:45.803015  # [   91.962029] CPU: 3 PID: 2901 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4141 19:06:45.803268  # [   91.970040] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4142 19:06:45.803485  # [   91.976833] Backtrace: 

 4143 19:06:45.803696  # [   91.979563] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4144 19:06:45.846441  # [   91.987402]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4145 19:06:45.846886  # [   91.993333] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4146 19:06:45.847132  # [   92.000917] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4147 19:06:45.847348  # [   92.008149]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4148 19:06:45.847557  # [   92.016165] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4149 19:06:45.847764  # [   92.023916]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c682e000

 4150 19:06:45.890579  # [   92.029848] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4151 19:06:45.891053  # [   92.039163]  r9:c1ad5778 r8:c15ebe94 r7:c682ff60 r6:0000001f r5:c5ea8000 r4:c682e000

 4152 19:06:45.891357  # [   92.047182] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4153 19:06:45.891594  # [   92.057894] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c755c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4154 19:06:45.934461  # [   92.069815] [<c13c750c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4155 19:06:45.934913  # [   92.079993]  r4:00000032

 4156 19:06:45.935161  # [   92.082796] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4157 19:06:45.935378  # [   92.091075] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4158 19:06:45.935585  # [   92.099260]  r9:c682ff60 r8:c30200c0 r7:0000001f r6:b6dde000 r5:c411a140 r4:c0c57064

 4159 19:06:45.935786  # [   92.107280] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4160 19:06:45.978585  # [   92.115377]  r9:c07e1394 r8:c682ff60 r7:c2815800 r6:b6dde000 r5:c411a140 r4:00000000

 4161 19:06:45.979042  # [   92.123390] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4162 19:06:45.979323  # [   92.130793]  r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c682e000 r5:c411a140

 4163 19:06:45.979556  # [   92.138887]  r4:c411a140

 4164 19:06:45.979763  # [   92.141693] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4165 19:06:45.979966  # [   92.149098]  r9:c682e000 r8:c03002e4 r7:00000004 r6:b6f25e00 r5:0000001f r4:0000001f

 4166 19:06:46.022593  # [   92.157114] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4167 19:06:46.023049  # [   92.164950] Exception stack(0xc682ffa8 to 0xc682fff0)

 4168 19:06:46.023324  # [   92.170271] ffa0:                   0000001f 0000001f 00000001 b6dde000 0000001f 00000000

 4169 19:06:46.023554  # [   92.178719] ffc0: 0000001f 0000001f b6f25e00 00000004 00000001 00000000 00020000 beb77ac4

 4170 19:06:46.023758  # [   92.187162] ffe0: 00000004 beb777f8 b6e8fd8f b6e167e6

 4171 19:06:46.023959  # [   92.192545] irq event stamp: 0

 4172 19:06:46.024158  # [   92.195878] hardirqs last  enabled at (0): [<00000000>] 0x0

 4173 19:06:46.066584  # [   92.201754] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4174 19:06:46.067046  # [   92.209563] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4175 19:06:46.067323  # [   92.217368] softirqs last disabled at (0): [<00000000>] 0x0

 4176 19:06:46.067552  # [   92.223217] ---[ end trace ea4e67d5a6cc0bb9 ]---

 4177 19:06:46.067761  # [   92.228137] lkdtm: Negative detected: saturated

 4178 19:06:46.067966  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': o<6>[   92.658651] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4179 19:06:46.068170  k

 4180 19:06:46.110582  ok 49 selftests: lkdtm: REFCOU<6>[   92.667505] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4181 19:06:46.111042  NT_SUB_AND_TEST_NEGATIVE.sh

 4182 19:06:46.111321  # se<6>[   92.676903] lkdtm: Good: zero detected

 4183 19:06:46.111547  lftests: lkdtm: REFC<O6U>N[T _ I 92.683729] lkdtm: Correctly stayed at zero

 4184 19:06:46.111752  C_ZERO.sh

 4185 19:06:46.111954  <6>[   92.690543] lkdtm: attempting bad refcount_inc() from zero

 4186 19:06:46.112158  <4>[   92.697167] ------------[ cut here ]------------

 4187 19:06:46.112361  <4>[   92.702071] WARNING: CPU: 3 PID: 2934 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4188 19:06:46.154598  <4>[   92.710906] refcount_t: addition on 0; use-after-free.

 4189 19:06:46.155086  <4>[   92.716346] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4190 19:06:46.155403  <4>[   92.745755] CPU: 3 PID: 2934 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4191 19:06:46.198591  <4>[   92.753765] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4192 19:06:46.199083  <4>[   92.760558] Backtrace: 

 4193 19:06:46.199378  <4>[   92.763286] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4194 19:06:46.199626  <4>[   92.771127]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4195 19:06:46.199857  <4>[   92.777060] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4196 19:06:46.200080  <4>[   92.784644] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4197 19:06:46.200303  <4>[   92.791875]  r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814

 4198 19:06:46.242591  <4>[   92.799890] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4199 19:06:46.243049  <4>[   92.807640]  r7:00000019 r6:c1a29814 r5:c1a29824 r4:c4478000

 4200 19:06:46.243326  <4>[   92.813571] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e44>] (refcount_warn_saturate+0x108/0x174)

 4201 19:06:46.243560  <4>[   92.822884]  r9:c1ad5798 r8:c15ebe94 r7:c4479f60 r6:00000012 r5:00000000 r4:c4478000

 4202 19:06:46.243772  <4>[   92.830903] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d18>] (__refcount_add.constprop.0+0x54/0x58)

 4203 19:06:46.286609  <4>[   92.840831] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7640>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4204 19:06:46.287105  <4>[   92.850842] [<c13c7598>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4205 19:06:46.287410  <4>[   92.859892]  r5:c4511000 r4:00000033

 4206 19:06:46.287656  <4>[   92.863737] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4207 19:06:46.287887  <4>[   92.872016] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4208 19:06:46.288111  <4>[   92.880202]  r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6dd1000 r5:c69b3680 r4:c0c57064

 4209 19:06:46.330566  <4>[   92.888222] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4210 19:06:46.331053  <4>[   92.896321]  r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6dd1000 r5:c69b3680 r4:00000000

 4211 19:06:46.331360  <4>[   92.904334] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4212 19:06:46.331661  <4>[   92.911739]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c4478000 r5:c69b3680

 4213 19:06:46.331899  <4>[   92.919832]  r4:c69b3680

 4214 19:06:46.332123  <4>[   92.922635] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4215 19:06:46.374461  <4>[   92.930039]  r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000012 r4:00000012

 4216 19:06:46.374916  <4>[   92.938056] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4217 19:06:46.375182  <4>[   92.945891] Exception stack(0xc4479fa8 to 0xc4479ff0)

 4218 19:06:46.375424  <4>[   92.951213] 9fa0:                   00000012 00000012 00000001 b6dd1000 00000012 00000000

 4219 19:06:46.375652  <4>[   92.959658] 9fc0: 00000012 00000012 b6f18e00 00000004 00000001 00000000 00020000 be9c2ac4

 4220 19:06:46.375873  <4>[   92.968102] 9fe0: 00000004 be9c27f8 b6e82d8f b6e097e6

 4221 19:06:46.418590  <4>[   92.973475] irq event stamp: 0

 4222 19:06:46.419048  <4>[   92.976829] hardirqs last  enabled at (0): [<00000000>] 0x0

 4223 19:06:46.419329  <4>[   92.982680] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4224 19:06:46.419561  <4>[   92.990481] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4225 19:06:46.419770  <4>[   92.998299] softirqs last disabled at (0): [<00000000>] 0x0

 4226 19:06:46.419978  <4>[   93.004167] ---[ end trace ea4e67d5a6cc0bba ]---

 4227 19:06:46.420179  <6>[   93.009092] lkdtm: Zero detected: saturated

 4228 19:06:46.545432  # [   92.658651] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4229 19:06:46.545889  # [   92.667505] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4230 19:06:46.546184  # [   92.676903] lkdtm: Good: zero detected

 4231 19:06:46.546407  # [   92.683729] lkdtm: Correctly stayed at zero

 4232 19:06:46.546618  # [   92.690543] lkdtm: attempting bad refcount_inc() from zero

 4233 19:06:46.546825  # [   92.697167] ------------[ cut here ]------------

 4234 19:06:46.547025  # [   92.702071] WARNING: CPU: 3 PID: 2934 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4235 19:06:46.588453  # [   92.710906] refcount_t: addition on 0; use-after-free.

 4236 19:06:46.588946  # [   92.716346] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4237 19:06:46.589248  # [   92.745755] CPU: 3 PID: 2934 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4238 19:06:46.631474  # [   92.753765] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4239 19:06:46.631933  # [   92.760558] Backtrace: 

 4240 19:06:46.632204  # [   92.763286] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4241 19:06:46.632419  # [   92.771127]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4242 19:06:46.632630  # [   92.777060] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4243 19:06:46.632835  # [   92.784644] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4244 19:06:46.633035  # [   92.791875]  r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814

 4245 19:06:46.674464  # [   92.799890] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4246 19:06:46.674907  # [   92.807640]  r7:00000019 r6:c1a29814 r5:c1a29824 r4:c4478000

 4247 19:06:46.675151  # [   92.813571] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e44>] (refcount_warn_saturate+0x108/0x174)

 4248 19:06:46.675374  # [   92.822884]  r9:c1ad5798 r8:c15ebe94 r7:c4479f60 r6:00000012 r5:00000000 r4:c4478000

 4249 19:06:46.675582  # [   92.830903] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d18>] (__refcount_add.constprop.0+0x54/0x58)

 4250 19:06:46.718583  # [   92.840831] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7640>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4251 19:06:46.719042  # [   92.850842] [<c13c7598>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4252 19:06:46.719353  # [   92.859892]  r5:c4511000 r4:00000033

 4253 19:06:46.719598  # [   92.863737] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4254 19:06:46.719807  # [   92.872016] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4255 19:06:46.720013  # [   92.880202]  r9:c4479f60 r8:c30200c0 r7:00000012 r6:b6dd1000 r5:c69b3680 r4:c0c57064

 4256 19:06:46.762565  # [   92.888222] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4257 19:06:46.763016  # [   92.896321]  r9:c07e1394 r8:c4479f60 r7:c2815800 r6:b6dd1000 r5:c69b3680 r4:00000000

 4258 19:06:46.763262  # [   92.904334] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4259 19:06:46.763481  # [   92.911739]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c4478000 r5:c69b3680

 4260 19:06:46.763687  # [   92.919832]  r4:c69b3680

 4261 19:06:46.763886  # [   92.922635] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4262 19:06:46.806490  # [   92.930039]  r9:c4478000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000012 r4:00000012

 4263 19:06:46.806940  # [   92.938056] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4264 19:06:46.807184  # [   92.945891] Exception stack(0xc4479fa8 to 0xc4479ff0)

 4265 19:06:46.807402  # [   92.951213] 9fa0:                   00000012 00000012 00000001 b6dd1000 00000012 00000000

 4266 19:06:46.807609  # [   92.959658] 9fc0: 00000012 00000012 b6f18e00 00000004 00000001 00000000 00020000 be9c2ac4

 4267 19:06:46.807812  # [   92.968102] 9fe0: 00000004 be9c27f8 b6e82d8f b6e097e6

 4268 19:06:46.808012  # [   92.973475] irq event stamp: 0

 4269 19:06:46.850480  # [   92.976829] hardirqs last  enabled at (0): [<00000000>] 0x0

 4270 19:06:46.850923  # [   92.982680] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4271 19:06:46.851173  # [   92.990481] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4272 19:06:46.851388  # [   92.998299] softirqs last disabled at (0): [<00000000>] 0x0

 4273 19:06:46.851593  # [   93.004167] ---[ end trace ea4e67d5a6cc0bba ]---

 4274 19:06:46.851799  # [   93.009092] lkdtm: Zero detected: saturated

 4275 19:06:46.894584  # REFCOUNT_INC_ZERO: missin<6>[   93.454303] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4276 19:06:46.895036  g 'call trace:': [FAIL]

 4277 19:06:46.895314  not ok 5<6>[   93.461589] lkdtm: attempting safe refcount_add_not_zero() from zero

 4278 19:06:46.895548  0 selftests: lkdtm: REFCOUNT_INC_<6>[   93.471162] lkdtm: Good: zero detected

 4279 19:06:46.895762  ZERO.sh # exit=1

 4280 19:06:46.895962  # selftests: lk<6>[   93.477922] lkdtm: Correctly stayed at zero

 4281 19:06:46.896163  dtm: REFCOUNT_<A6D>D[_ Z E R9O3..485185] lkdtm: attempting bad refcount_add() from zero

 4282 19:06:46.896361  h

 4283 19:06:46.896560  <4>[   93.492966] ------------[ cut here ]------------

 4284 19:06:46.938594  <4>[   93.498110] WARNING: CPU: 1 PID: 2970 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4285 19:06:46.939086  <4>[   93.506939] refcount_t: addition on 0; use-after-free.

 4286 19:06:46.939392  <4>[   93.512347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4287 19:06:46.982595  <4>[   93.541765] CPU: 1 PID: 2970 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4288 19:06:46.983089  <4>[   93.549776] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4289 19:06:46.983391  <4>[   93.556569] Backtrace: 

 4290 19:06:46.983633  <4>[   93.559298] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4291 19:06:46.983863  <4>[   93.567140]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4292 19:06:46.984085  <4>[   93.573070] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4293 19:06:46.984307  <4>[   93.580655] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4294 19:06:47.026580  <4>[   93.587888]  r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814

 4295 19:06:47.027038  <4>[   93.595904] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4296 19:06:47.027318  <4>[   93.603653]  r7:00000019 r6:c1a29814 r5:c1a29824 r4:c41d6000

 4297 19:06:47.027552  <4>[   93.609584] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e44>] (refcount_warn_saturate+0x108/0x174)

 4298 19:06:47.027762  <4>[   93.618900]  r9:c1ad57ac r8:c15ebe94 r7:c41d7f60 r6:00000012 r5:00000000 r4:c41d6000

 4299 19:06:47.070581  <4>[   93.626915] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d18>] (__refcount_add.constprop.0+0x54/0x58)

 4300 19:06:47.071037  <4>[   93.636843] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c770c>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4301 19:06:47.071320  <4>[   93.646855] [<c13c7664>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4302 19:06:47.071554  <4>[   93.655905]  r5:c417d000 r4:00000034

 4303 19:06:47.071762  <4>[   93.659750] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4304 19:06:47.071969  <4>[   93.668029] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4305 19:06:47.114602  <4>[   93.676214]  r9:c41d7f60 r8:c30200c0 r7:00000012 r6:b6e7f000 r5:c4252780 r4:c0c57064

 4306 19:06:47.115091  <4>[   93.684234] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4307 19:06:47.115385  <4>[   93.692332]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7f000 r5:c4252780 r4:00000000

 4308 19:06:47.115630  <4>[   93.700346] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4309 19:06:47.115856  <4>[   93.707749]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c41d6000 r5:c4252780

 4310 19:06:47.116078  <4>[   93.715842]  r4:c4252780

 4311 19:06:47.158585  <4>[   93.718645] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4312 19:06:47.159072  <4>[   93.726051]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012

 4313 19:06:47.159348  <4>[   93.734065] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4314 19:06:47.159587  <4>[   93.741900] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4315 19:06:47.159818  <4>[   93.747221] 7fa0:                   00000012 00000012 00000001 b6e7f000 00000012 00000000

 4316 19:06:47.202280  <4>[   93.755668] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 be9f8ac4

 4317 19:06:47.202355  <4>[   93.764111] 7fe0: 00000004 be9f87f8 b6f30d8f b6eb77e6

 4318 19:06:47.202408  <4>[   93.769484] irq event stamp: 0

 4319 19:06:47.202455  <4>[   93.772816] hardirqs last  enabled at (0): [<00000000>] 0x0

 4320 19:06:47.202500  <4>[   93.778695] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4321 19:06:47.202545  <4>[   93.786490] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4322 19:06:47.202590  <4>[   93.794247] softirqs last disabled at (0): [<00000000>] 0x0

 4323 19:06:47.202633  <4>[   93.800160] ---[ end trace ea4e67d5a6cc0bbb ]---

 4324 19:06:47.246590  <6>[   93.805055] lkdtm: Zero detected: saturated

 4325 19:06:47.340969  # [   93.454303] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4326 19:06:47.341412  # [   93.461589] lkdtm: attempting safe refcount_add_not_zero() from zero

 4327 19:06:47.341660  # [   93.471162] lkdtm: Good: zero detected

 4328 19:06:47.341879  # [   93.477922] lkdtm: Correctly stayed at zero

 4329 19:06:47.342085  # [   93.485185] lkdtm: attempting bad refcount_add() from zero

 4330 19:06:47.342319  # [   93.492966] ------------[ cut here ]------------

 4331 19:06:47.342523  # [   93.498110] WARNING: CPU: 1 PID: 2970 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4332 19:06:47.384311  # [   93.506939] refcount_t: addition on 0; use-after-free.

 4333 19:06:47.384779  # [   93.512347] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4334 19:06:47.385069  # [   93.541765] CPU: 1 PID: 2970 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4335 19:06:47.427217  # [   93.549776] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4336 19:06:47.427666  # [   93.556569] Backtrace: 

 4337 19:06:47.427915  # [   93.559298] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4338 19:06:47.428136  # [   93.567140]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4339 19:06:47.428345  # [   93.573070] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4340 19:06:47.428547  # [   93.580655] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4341 19:06:47.428749  # [   93.587888]  r9:00000009 r8:c0874e44 r7:00000019 r6:00000009 r5:c0874e44 r4:c1a29814

 4342 19:06:47.470504  # [   93.595904] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4343 19:06:47.470916  # [   93.603653]  r7:00000019 r6:c1a29814 r5:c1a29824 r4:c41d6000

 4344 19:06:47.471162  # [   93.609584] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e44>] (refcount_warn_saturate+0x108/0x174)

 4345 19:06:47.471388  # [   93.618900]  r9:c1ad57ac r8:c15ebe94 r7:c41d7f60 r6:00000012 r5:00000000 r4:c41d6000

 4346 19:06:47.471597  # [   93.626915] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d18>] (__refcount_add.constprop.0+0x54/0x58)

 4347 19:06:47.514406  # [   93.636843] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c770c>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4348 19:06:47.514812  # [   93.646855] [<c13c7664>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4349 19:06:47.515037  # [   93.655905]  r5:c417d000 r4:00000034

 4350 19:06:47.515232  # [   93.659750] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4351 19:06:47.515442  # [   93.668029] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4352 19:06:47.515646  # [   93.676214]  r9:c41d7f60 r8:c30200c0 r7:00000012 r6:b6e7f000 r5:c4252780 r4:c0c57064

 4353 19:06:47.558337  # [   93.684234] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4354 19:06:47.558474  # [   93.692332]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7f000 r5:c4252780 r4:00000000

 4355 19:06:47.558528  # [   93.700346] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4356 19:06:47.558575  # [   93.707749]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c41d6000 r5:c4252780

 4357 19:06:47.558619  # [   93.715842]  r4:c4252780

 4358 19:06:47.558663  # [   93.718645] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4359 19:06:47.602576  # [   93.726051]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012

 4360 19:06:47.603032  # [   93.734065] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4361 19:06:47.603317  # [   93.741900] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4362 19:06:47.603553  # [   93.747221] 7fa0:                   00000012 00000012 00000001 b6e7f000 00000012 00000000

 4363 19:06:47.603765  # [   93.755668] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 be9f8ac4

 4364 19:06:47.603971  # [   93.764111] 7fe0: 00000004 be9f87f8 b6f30d8f b6eb77e6

 4365 19:06:47.604174  # [   93.769484] irq event stamp: 0

 4366 19:06:47.646495  # [   93.772816] hardirqs last  enabled at (0): [<00000000>] 0x0

 4367 19:06:47.646973  # [   93.778695] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4368 19:06:47.647281  # [   93.786490] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4369 19:06:47.647526  # [   93.794247] softirqs last disabled at (0): [<00000000>] 0x0

 4370 19:06:47.647752  # [   93.800160] ---[ end trace ea4e67d5a6cc0bbb ]---

 4371 19:06:47.647979  # [   93.805055] lkdtm: Zero detected: saturated

 4372 19:06:47.648197  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]

 4373 19:06:47.691683  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1

 4374 19:06:47.692174  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4375 19:06:47.692459  <6>[   94.268020] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4376 19:06:47.692703  <6>[   94.274400] lkdtm: attempting bad refcount_inc() from saturated

 4377 19:06:47.692931  <4>[   94.280654] ------------[ cut here ]------------

 4378 19:06:47.693157  <4>[   94.285567] WARNING: CPU: 0 PID: 3008 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4379 19:06:47.693381  <4>[   94.294421] refcount_t: saturated; leaking memory.

 4380 19:06:47.734957  <4>[   94.299551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4381 19:06:47.735428  <4>[   94.329054] CPU: 0 PID: 3008 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4382 19:06:47.735687  <4>[   94.337065] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4383 19:06:47.735905  <4>[   94.343858] Backtrace: 

 4384 19:06:47.782596  <4>[   94.346588] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4385 19:06:47.783051  <4>[   94.354427]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4386 19:06:47.783302  <4>[   94.360359] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4387 19:06:47.783524  <4>[   94.367944] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4388 19:06:47.783733  <4>[   94.375176]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 4389 19:06:47.783937  <4>[   94.383189] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4390 19:06:47.826708  <4>[   94.390939]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c69f0000

 4391 19:06:47.827169  <4>[   94.396872] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 4392 19:06:47.827442  <4>[   94.406099]  r9:c1ad57c0 r8:c15ebe94 r7:c69f1f60 r6:00000017 r5:c5fb6000 r4:c69f0000

 4393 19:06:47.827665  <4>[   94.414118] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 4394 19:06:47.827876  <4>[   94.424048] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c777c>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4395 19:06:47.870656  <4>[   94.434492] [<c13c7730>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4396 19:06:47.871126  <4>[   94.443976]  r4:00000035

 4397 19:06:47.871422  <4>[   94.446778] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4398 19:06:47.871655  <4>[   94.455059] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4399 19:06:47.871864  <4>[   94.463244]  r9:c69f1f60 r8:c30200c0 r7:00000017 r6:b6ddf000 r5:c69b3e00 r4:c0c57064

 4400 19:06:47.914650  <4>[   94.471264] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4401 19:06:47.915146  <4>[   94.479361]  r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6ddf000 r5:c69b3e00 r4:00000000

 4402 19:06:47.915447  <4>[   94.487375] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4403 19:06:47.915691  <4>[   94.494779]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69f0000 r5:c69b3e00

 4404 19:06:47.915919  <4>[   94.502874]  r4:c69b3e00

 4405 19:06:47.916143  <4>[   94.505678] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4406 19:06:47.916368  <4>[   94.513083]  r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000017 r4:00000017

 4407 19:06:47.958567  <4>[   94.521097] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4408 19:06:47.959017  <4>[   94.528931] Exception stack(0xc69f1fa8 to 0xc69f1ff0)

 4409 19:06:47.959268  <4>[   94.534254] 1fa0:                   00000017 00000017 00000001 b6ddf000 00000017 00000000

 4410 19:06:47.959488  <4>[   94.542701] 1fc0: 00000017 00000017 b6f26e00 00000004 00000001 00000000 00020000 bead2ac4

 4411 19:06:47.959699  <4>[   94.551144] 1fe0: 00000004 bead27f8 b6e90d8f b6e177e6

 4412 19:06:47.959905  <4>[   94.556496] irq event stamp: 0

 4413 19:06:48.002413  <4>[   94.559829] hardirqs last  enabled at (0): [<00000000>] 0x0

 4414 19:06:48.002566  <4>[   94.565679] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4415 19:06:48.002624  <4>[   94.573517] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4416 19:06:48.002674  <4>[   94.581304] softirqs last disabled at (0): [<00000000>] 0x0

 4417 19:06:48.002721  <4>[   94.587171] ---[ end trace ea4e67d5a6cc0bbc ]---

 4418 19:06:48.002767  <6>[   94.592061] lkdtm: Saturation detected: still saturated

 4419 19:06:48.137686  # [   94.268020] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4420 19:06:48.138171  # [   94.274400] lkdtm: attempting bad refcount_inc() from saturated

 4421 19:06:48.138463  # [   94.280654] ------------[ cut here ]------------

 4422 19:06:48.138686  # [   94.285567] WARNING: CPU: 0 PID: 3008 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4423 19:06:48.138895  # [   94.294421] refcount_t: saturated; leaking memory.

 4424 19:06:48.180652  # [   94.299551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4425 19:06:48.181118  # [   94.329054] CPU: 0 PID: 3008 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4426 19:06:48.181372  # [   94.337065] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4427 19:06:48.181591  # [   94.343858] Backtrace: 

 4428 19:06:48.181802  # [   94.346588] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4429 19:06:48.223733  # [   94.354427]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4430 19:06:48.224180  # [   94.360359] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4431 19:06:48.224429  # [   94.367944] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4432 19:06:48.224645  # [   94.375176]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 4433 19:06:48.224851  # [   94.383189] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4434 19:06:48.225053  # [   94.390939]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c69f0000

 4435 19:06:48.266469  # [   94.396872] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 4436 19:06:48.266615  # [   94.406099]  r9:c1ad57c0 r8:c15ebe94 r7:c69f1f60 r6:00000017 r5:c5fb6000 r4:c69f0000

 4437 19:06:48.266684  # [   94.414118] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 4438 19:06:48.266738  # [   94.424048] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c777c>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4439 19:06:48.266788  # [   94.434492] [<c13c7730>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4440 19:06:48.266838  # [   94.443976]  r4:00000035

 4441 19:06:48.310329  # [   94.446778] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4442 19:06:48.310469  # [   94.455059] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4443 19:06:48.310524  # [   94.463244]  r9:c69f1f60 r8:c30200c0 r7:00000017 r6:b6ddf000 r5:c69b3e00 r4:c0c57064

 4444 19:06:48.310572  # [   94.471264] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4445 19:06:48.310619  # [   94.479361]  r9:c07e1394 r8:c69f1f60 r7:c2815800 r6:b6ddf000 r5:c69b3e00 r4:00000000

 4446 19:06:48.354510  # [   94.487375] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4447 19:06:48.354965  # [   94.494779]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c69f0000 r5:c69b3e00

 4448 19:06:48.355210  # [   94.502874]  r4:c69b3e00

 4449 19:06:48.355420  # [   94.505678] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4450 19:06:48.355624  # [   94.513083]  r9:c69f0000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000017 r4:00000017

 4451 19:06:48.355822  # [   94.521097] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4452 19:06:48.356023  # [   94.528931] Exception stack(0xc69f1fa8 to 0xc69f1ff0)

 4453 19:06:48.398543  # [   94.534254] 1fa0:                   00000017 00000017 00000001 b6ddf000 00000017 00000000

 4454 19:06:48.399014  # [   94.542701] 1fc0: 00000017 00000017 b6f26e00 00000004 00000001 00000000 00020000 bead2ac4

 4455 19:06:48.399267  # [   94.551144] 1fe0: 00000004 bead27f8 b6e90d8f b6e177e6

 4456 19:06:48.399499  # [   94.556496] irq event stamp: 0

 4457 19:06:48.399718  # [   94.559829] hardirqs last  enabled at (0): [<00000000>] 0x0

 4458 19:06:48.399939  # [   94.565679] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4459 19:06:48.444759  # [   94.573517] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4460 19:06:48.445211  # [   94.581304] softirqs last disabled at (0): [<00000000>] 0x0

 4461 19:06:48.445471  # [   94.587171] ---[ end trace ea4e67d5a6cc0bbc ]---

 4462 19:06:48.445696  # [   94.592061] lkdtm: Saturation detected: still saturated

 4463 19:06:48.445905  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 4464 19:06:48.446141  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4465 19:06:48.446356  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4466 19:06:48.446557  <6>[   95.048781] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4467 19:06:48.488888  <6>[   95.055156] lkdtm: attempting bad refcount_dec() from saturated

 4468 19:06:48.489374  <4>[   95.061487] ------------[ cut here ]------------

 4469 19:06:48.489650  <4>[   95.066484] WARNING: CPU: 0 PID: 3044 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4470 19:06:48.489885  <4>[   95.075199] refcount_t: decrement hit 0; leaking memory.

 4471 19:06:48.532279  <4>[   95.080899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4472 19:06:48.532776  <4>[   95.110695] CPU: 0 PID: 3044 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4473 19:06:48.533056  <4>[   95.118707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4474 19:06:48.533294  <4>[   95.125500] Backtrace: 

 4475 19:06:48.533520  <4>[   95.128231] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4476 19:06:48.533742  <4>[   95.136070]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4477 19:06:48.575443  <4>[   95.142004] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4478 19:06:48.575939  <4>[   95.149591] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4479 19:06:48.576218  <4>[   95.156823]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 4480 19:06:48.576454  <4>[   95.164837] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4481 19:06:48.576688  <4>[   95.172587]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4508000

 4482 19:06:48.576916  <4>[   95.178520] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 4483 19:06:48.618701  <4>[   95.187748]  r9:c1ad57d8 r8:c15ebe94 r7:c4509f60 r6:00000017 r5:c4632000 r4:c4508000

 4484 19:06:48.619195  <4>[   95.195766] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 4485 19:06:48.619473  <4>[   95.205691] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c77e8>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4486 19:06:48.619714  <4>[   95.216137] [<c13c77a0>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4487 19:06:48.619942  <4>[   95.225620]  r4:00000036

 4488 19:06:48.662597  <4>[   95.228423] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4489 19:06:48.663079  <4>[   95.236704] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4490 19:06:48.663355  <4>[   95.244888]  r9:c4509f60 r8:c30200c0 r7:00000017 r6:b6e0c000 r5:c5f0ba40 r4:c0c57064

 4491 19:06:48.663593  <4>[   95.252908] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4492 19:06:48.663822  <4>[   95.261007]  r9:c07e1394 r8:c4509f60 r7:c2815800 r6:b6e0c000 r5:c5f0ba40 r4:00000000

 4493 19:06:48.706646  <4>[   95.269020] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4494 19:06:48.707134  <4>[   95.276424]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4508000 r5:c5f0ba40

 4495 19:06:48.707431  <4>[   95.284518]  r4:c5f0ba40

 4496 19:06:48.707675  <4>[   95.287322] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4497 19:06:48.707901  <4>[   95.294727]  r9:c4508000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017

 4498 19:06:48.708126  <4>[   95.302742] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4499 19:06:48.708350  <4>[   95.310577] Exception stack(0xc4509fa8 to 0xc4509ff0)

 4500 19:06:48.750620  <4>[   95.315898] 9fa0:                   00000017 00000017 00000001 b6e0c000 00000017 00000000

 4501 19:06:48.751081  <4>[   95.324345] 9fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bed66ac4

 4502 19:06:48.751357  <4>[   95.332788] 9fe0: 00000004 bed667f8 b6ebdd8f b6e447e6

 4503 19:06:48.751592  <4>[   95.338139] irq event stamp: 0

 4504 19:06:48.751798  <4>[   95.341472] hardirqs last  enabled at (0): [<00000000>] 0x0

 4505 19:06:48.752004  <4>[   95.347348] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4506 19:06:48.794450  <4>[   95.355110] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4507 19:06:48.794628  <4>[   95.362903] softirqs last disabled at (0): [<00000000>] 0x0

 4508 19:06:48.794700  <4>[   95.368775] ---[ end trace ea4e67d5a6cc0bbd ]---

 4509 19:06:48.794753  <6>[   95.373666] lkdtm: Saturation detected: still saturated

 4510 19:06:48.922423  # [   95.048781] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4511 19:06:48.922889  # [   95.055156] lkdtm: attempting bad refcount_dec() from saturated

 4512 19:06:48.923163  # [   95.061487] ------------[ cut here ]------------

 4513 19:06:48.923381  # [   95.066484] WARNING: CPU: 0 PID: 3044 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4514 19:06:48.923592  # [   95.075199] refcount_t: decrement hit 0; leaking memory.

 4515 19:06:48.965426  # [   95.080899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4516 19:06:48.965897  # [   95.110695] CPU: 0 PID: 3044 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4517 19:06:48.966197  # [   95.118707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4518 19:06:48.966428  # [   95.125500] Backtrace: 

 4519 19:06:48.966646  # [   95.128231] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4520 19:06:49.008465  # [   95.136070]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4521 19:06:49.008924  # [   95.142004] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4522 19:06:49.009207  # [   95.149591] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4523 19:06:49.009424  # [   95.156823]  r9:00000009 r8:c0874da8 r7:0000001f r6:00000009 r5:c0874da8 r4:c1a29814

 4524 19:06:49.009629  # [   95.164837] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4525 19:06:49.009836  # [   95.172587]  r7:0000001f r6:c1a29814 r5:c1a29878 r4:c4508000

 4526 19:06:49.051262  # [   95.178520] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874da8>] (refcount_warn_saturate+0x6c/0x174)

 4527 19:06:49.051437  # [   95.187748]  r9:c1ad57d8 r8:c15ebe94 r7:c4509f60 r6:00000017 r5:c4632000 r4:c4508000

 4528 19:06:49.051523  # [   95.195766] [<c0874d3c>] (refcount_warn_saturate) from [<c13c7068>] (__refcount_dec.constprop.0+0x38/0x3c)

 4529 19:06:49.051585  # [   95.205691] [<c13c7030>] (__refcount_dec.constprop.0) from [<c13c77e8>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4530 19:06:49.094560  # [   95.216137] [<c13c77a0>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4531 19:06:49.095047  # [   95.225620]  r4:00000036

 4532 19:06:49.095336  # [   95.228423] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4533 19:06:49.095554  # [   95.236704] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4534 19:06:49.095759  # [   95.244888]  r9:c4509f60 r8:c30200c0 r7:00000017 r6:b6e0c000 r5:c5f0ba40 r4:c0c57064

 4535 19:06:49.095966  # [   95.252908] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4536 19:06:49.142658  # [   95.261007]  r9:c07e1394 r8:c4509f60 r7:c2815800 r6:b6e0c000 r5:c5f0ba40 r4:00000000

 4537 19:06:49.143114  # [   95.269020] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4538 19:06:49.143389  # [   95.276424]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c4508000 r5:c5f0ba40

 4539 19:06:49.143614  # [   95.284518]  r4:c5f0ba40

 4540 19:06:49.143819  # [   95.287322] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4541 19:06:49.144023  # [   95.294727]  r9:c4508000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017

 4542 19:06:49.144225  # [   95.302742] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4543 19:06:49.186649  # [   95.310577] Exception stack(0xc4509fa8 to 0xc4509ff0)

 4544 19:06:49.187134  # [   95.315898] 9fa0:                   00000017 00000017 00000001 b6e0c000 00000017 00000000

 4545 19:06:49.187433  # [   95.324345] 9fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bed66ac4

 4546 19:06:49.187673  # [   95.332788] 9fe0: 00000004 bed667f8 b6ebdd8f b6e447e6

 4547 19:06:49.187901  # [   95.338139] irq event stamp: 0

 4548 19:06:49.188124  # [   95.341472] hardirqs last  enabled at (0): [<00000000>] 0x0

 4549 19:06:49.188345  # [   95.347348] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4550 19:06:49.234088  # [   95.355110] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4551 19:06:49.234580  # [   95.362903] softirqs last disabled at (0): [<00000000>] 0x0

 4552 19:06:49.234836  # [   95.368775] ---[ end trace ea4e67d5a6cc0bbd ]---

 4553 19:06:49.235066  # [   95.373666] lkdtm: Saturation detected: still saturated

 4554 19:06:49.235294  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4555 19:06:49.235518  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4556 19:06:49.235740  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4557 19:06:49.277859  <6>[   95.845876] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4558 19:06:49.278348  <6>[   95.852374] lkdtm: attempting bad refcount_dec() from saturated

 4559 19:06:49.278621  <4>[   95.858653] ------------[ cut here ]------------

 4560 19:06:49.278840  <4>[   95.863566] WARNING: CPU: 1 PID: 3080 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4561 19:06:49.279053  <4>[   95.872413] refcount_t: saturated; leaking memory.

 4562 19:06:49.321186  <4>[   95.877524] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4563 19:06:49.321656  <4>[   95.907001] CPU: 1 PID: 3080 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4564 19:06:49.321920  <4>[   95.915013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4565 19:06:49.322174  <4>[   95.921805] Backtrace: 

 4566 19:06:49.322389  <4>[   95.924533] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4567 19:06:49.364462  <4>[   95.932373]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4568 19:06:49.364953  <4>[   95.938306] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4569 19:06:49.365250  <4>[   95.945893] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4570 19:06:49.365503  <4>[   95.953126]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 4571 19:06:49.365748  <4>[   95.961139] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4572 19:06:49.365983  <4>[   95.968889]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c41cc000

 4573 19:06:49.407600  <4>[   95.974819] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 4574 19:06:49.408094  <4>[   95.984051]  r9:c1ad57f0 r8:c15ebe94 r7:c41cdf60 r6:00000017 r5:c417d000 r4:c41cc000

 4575 19:06:49.408379  <4>[   95.992068] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 4576 19:06:49.408621  <4>[   96.001996] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7858>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4577 19:06:49.450860  <4>[   96.012443] [<c13c780c>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4578 19:06:49.451397  <4>[   96.021926]  r4:00000037

 4579 19:06:49.451707  <4>[   96.024731] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4580 19:06:49.451951  <4>[   96.033009] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4581 19:06:49.452181  <4>[   96.041196]  r9:c41cdf60 r8:c30200c0 r7:00000017 r6:b6e5b000 r5:c4253540 r4:c0c57064

 4582 19:06:49.452411  <4>[   96.049215] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4583 19:06:49.494544  <4>[   96.057315]  r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e5b000 r5:c4253540 r4:00000000

 4584 19:06:49.494993  <4>[   96.065329] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4585 19:06:49.495239  <4>[   96.072734]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c41cc000 r5:c4253540

 4586 19:06:49.495453  <4>[   96.080828]  r4:c4253540

 4587 19:06:49.495659  <4>[   96.083634] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4588 19:06:49.495864  <4>[   96.091039]  r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000017 r4:00000017

 4589 19:06:49.496097  <4>[   96.099056] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4590 19:06:49.538470  <4>[   96.106892] Exception stack(0xc41cdfa8 to 0xc41cdff0)

 4591 19:06:49.538918  <4>[   96.112213] dfa0:                   00000017 00000017 00000001 b6e5b000 00000017 00000000

 4592 19:06:49.539154  <4>[   96.120659] dfc0: 00000017 00000017 b6fa2e00 00000004 00000001 00000000 00020000 bed3eac4

 4593 19:06:49.539222  <4>[   96.129104] dfe0: 00000004 bed3e7f8 b6f0cd8f b6e937e6

 4594 19:06:49.539284  <4>[   96.134483] irq event stamp: 0

 4595 19:06:49.539345  <4>[   96.137845] hardirqs last  enabled at (0): [<00000000>] 0x0

 4596 19:06:49.582579  <4>[   96.143696] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4597 19:06:49.582998  <4>[   96.151508] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4598 19:06:49.583226  <4>[   96.159320] softirqs last disabled at (0): [<00000000>] 0x0

 4599 19:06:49.583442  <4>[   96.165170] ---[ end trace ea4e67d5a6cc0bbe ]---

 4600 19:06:49.583648  <6>[   96.170097] lkdtm: Saturation detected: still saturated

 4601 19:06:49.713410  # [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

 4602 19:06:49.713868  # [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

 4603 19:06:49.714149  # [    0.000000] Memory: 921476K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61564K reserved, 65536K cma-reserved, 196608K highmem)

 4604 19:06:49.714383  # [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 4605 19:06:49.714593  # [    0.000000] ftrace: allocating 56130 entries in 165 pages

 4606 19:06:49.756493  # [    0.000000] ftrace: allocated 165 pages with 4 groups

 4607 19:06:49.756977  # [    0.000000] Running RCU self tests

 4608 19:06:49.757259  # [   95.845876] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4609 19:06:49.757501  # [   95.852374] lkdtm: attempting bad refcount_dec() from saturated

 4610 19:06:49.757724  # [   95.858653] ------------[ cut here ]------------

 4611 19:06:49.757946  # [   95.863566] WARNING: CPU: 1 PID: 3080 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4612 19:06:49.758196  # [   95.872413] refcount_t: saturated; leaking memory.

 4613 19:06:49.799365  # [   95.877524] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4614 19:06:49.799829  # [   95.907001] CPU: 1 PID: 3080 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4615 19:06:49.800084  # [   95.915013] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4616 19:06:49.800299  # [   95.921805] Backtrace: 

 4617 19:06:49.842547  # [   95.924533] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4618 19:06:49.842995  # [   95.932373]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4619 19:06:49.843241  # [   95.938306] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4620 19:06:49.843458  # [   95.945893] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4621 19:06:49.843666  # [   95.953126]  r9:00000009 r8:c0874e10 r7:00000016 r6:00000009 r5:c0874e10 r4:c1a29814

 4622 19:06:49.843873  # [   95.961139] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4623 19:06:49.886595  # [   95.968889]  r7:00000016 r6:c1a29814 r5:c1a297ec r4:c41cc000

 4624 19:06:49.887045  # [   95.974819] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e10>] (refcount_warn_saturate+0xd4/0x174)

 4625 19:06:49.887298  # [   95.984051]  r9:c1ad57f0 r8:c15ebe94 r7:c41cdf60 r6:00000017 r5:c417d000 r4:c41cc000

 4626 19:06:49.887514  # [   95.992068] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d08>] (__refcount_add.constprop.0+0x44/0x58)

 4627 19:06:49.887722  # [   96.001996] [<c0c57cc4>] (__refcount_add.constprop.0) from [<c13c7858>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4628 19:06:49.930634  # [   96.012443] [<c13c780c>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4629 19:06:49.931091  # [   96.021926]  r4:00000037

 4630 19:06:49.931369  # [   96.024731] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4631 19:06:49.931596  # [   96.033009] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4632 19:06:49.931805  # [   96.041196]  r9:c41cdf60 r8:c30200c0 r7:00000017 r6:b6e5b000 r5:c4253540 r4:c0c57064

 4633 19:06:49.932013  # [   96.049215] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4634 19:06:49.974622  # [   96.057315]  r9:c07e1394 r8:c41cdf60 r7:c2815800 r6:b6e5b000 r5:c4253540 r4:00000000

 4635 19:06:49.975078  # [   96.065329] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4636 19:06:49.975350  # [   96.072734]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c41cc000 r5:c4253540

 4637 19:06:49.975581  # [   96.080828]  r4:c4253540

 4638 19:06:49.975806  # [   96.083634] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4639 19:06:49.976028  # [   96.091039]  r9:c41cc000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:00000017 r4:00000017

 4640 19:06:50.018628  # [   96.099056] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4641 19:06:50.019086  # [   96.106892] Exception stack(0xc41cdfa8 to 0xc41cdff0)

 4642 19:06:50.019381  # [   96.112213] dfa0:                   00000017 00000017 00000001 b6e5b000 00000017 00000000

 4643 19:06:50.019630  # [   96.120659] dfc0: 00000017 00000017 b6fa2e00 00000004 00000001 00000000 00020000 bed3eac4

 4644 19:06:50.019860  # [   96.129104] dfe0: 00000004 bed3e7f8 b6f0cd8f b6e937e6

 4645 19:06:50.020084  # [   96.134483] irq event stamp: 0

 4646 19:06:50.020307  # [   96.137845] hardirqs last  enabled at (0): [<00000000>] 0x0

 4647 19:06:50.062559  # [   96.143696] hardirqs last disabled at (0): [<c03538f4>] copy_<6>[   96.627702] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4648 19:06:50.063015  process+0x5f8/0x1dac

 4649 19:06:50.063271  # [   96.15<6>[   96.636606] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4650 19:06:50.063489  1508] softirqs last  enabled at (<4>[   96.646386] ------------[ cut here ]------------

 4651 19:06:50.063708  0): [<c03538f4>] copy_process+0x5<4>[   96.654114] WARNING: CPU: 2 PID: 3113 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4652 19:06:50.063919  f8/0x1dac

 4653 19:06:50.106647  # [   96.159320] softi<4>[   96.665774] refcount_t: saturated; leaking memory.

 4654 19:06:50.107107  rqs last disabled at (0): [<00000<4>[   96.673599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4655 19:06:50.107398  000>] 0x0

 4656 19:06:50.150631  # [   96.165170] ---[ <4>[   96.705561] CPU: 2 PID: 3113 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4657 19:06:50.151091  end trace ea<44e>6[7 d 5 a966c.c716391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4658 19:06:50.151372  bbe ]---

 4659 19:06:50.151598  # [   96<.41>7[0 0 9 796.725087] Backtrace: 

 4660 19:06:50.151824   lkdtm: Saturation detected: s<t4>[   96.729974] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4661 19:06:50.152052  ll saturated

 4662 19:06:50.152273  #< 4R>E[F C O U9N6T740485]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4663 19:06:50.194632  _ADD_SATURATED: saw 'Sa<t4u>r[a t 96.748403] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4664 19:06:50.195089  ion detected: still saturate<d4'>[   96.758317] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4665 19:06:50.195363   ok

 4666 19:06:50.195588  ok 54 selftes<t4s>:[  l k d96.768134]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 4667 19:06:50.195802  m: REFCOUNT_ADD_SATU<R4A>T[E D . 96.778306] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4668 19:06:50.196009  h

 4669 19:06:50.196209  # selftest<s4:> [l k d t9m6:. 88300]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000

 4670 19:06:50.238563  REFCOUNT_INC_NOT_ZERO_SA<T4U>R[A   96.796132] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 4671 19:06:50.239038  ED.sh

 4672 19:06:50.239315  <4>[   96.807775]  r9:c1ad5808 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c469d000 r4:c0000000

 4673 19:06:50.239556  <4>[   96.816392] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4674 19:06:50.239788  <4>[   96.827101] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c78cc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4675 19:06:50.240011  <4>[   96.839103]  r5:c469d000 r4:c41d6000

 4676 19:06:50.282641  <4>[   96.842953] [<c13c787c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4677 19:06:50.283130  <4>[   96.853217]  r4:00000038

 4678 19:06:50.283426  <4>[   96.856023] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4679 19:06:50.283668  <4>[   96.864302] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4680 19:06:50.283894  <4>[   96.872490]  r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e0d000 r5:c6adc500 r4:c0c57064

 4681 19:06:50.326637  <4>[   96.880510] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4682 19:06:50.327118  <4>[   96.888610]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e0d000 r5:c6adc500 r4:00000000

 4683 19:06:50.327424  <4>[   96.896624] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4684 19:06:50.327667  <4>[   96.904029]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c41d6000 r5:c6adc500

 4685 19:06:50.327895  <4>[   96.912122]  r4:c6adc500

 4686 19:06:50.328120  <4>[   96.914928] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4687 19:06:50.328346  <4>[   96.922332]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:00000020 r4:00000020

 4688 19:06:50.370562  <4>[   96.930348] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4689 19:06:50.371011  <4>[   96.938183] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4690 19:06:50.371262  <4>[   96.943504] 7fa0:                   00000020 00000020 00000001 b6e0d000 00000020 00000000

 4691 19:06:50.371486  <4>[   96.951951] 7fc0: 00000020 00000020 b6f54e00 00000004 00000001 00000000 00020000 bebebac4

 4692 19:06:50.371693  <4>[   96.960395] 7fe0: 00000004 bebeb7f8 b6ebed8f b6e457e6

 4693 19:06:50.371894  <4>[   96.965770] irq event stamp: 0

 4694 19:06:50.414344  <4>[   96.969126] hardirqs last  enabled at (0): [<00000000>] 0x0

 4695 19:06:50.414419  <4>[   96.974980] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4696 19:06:50.414473  <4>[   96.982772] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4697 19:06:50.414520  <4>[   96.990564] softirqs last disabled at (0): [<00000000>] 0x0

 4698 19:06:50.414565  <4>[   96.996442] ---[ end trace ea4e67d5a6cc0bbf ]---

 4699 19:06:50.414609  <6>[   97.001337] lkdtm: Saturation detected: still saturated

 4700 19:06:50.540545  # [   96.627702] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4701 19:06:50.541005  # [   96.636606] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4702 19:06:50.541259  # [   96.646386] ------------[ cut here ]------------

 4703 19:06:50.541476  # [   96.654114] WARNING: CPU: 2 PID: 3113 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4704 19:06:50.541684  # [   96.665774] refcount_t: saturated; leaking memory.

 4705 19:06:50.583631  # [   96.673599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4706 19:06:50.584100  # [   96.705561] CPU: 2 PID: 3113 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4707 19:06:50.584370  # [   96.716391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4708 19:06:50.584590  # [   96.725087] Backtrace: 

 4709 19:06:50.584799  # [   96.729974] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4710 19:06:50.630588  # [   96.740485]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4711 19:06:50.631039  # [   96.748403] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4712 19:06:50.631293  # [   96.758317] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4713 19:06:50.631506  # [   96.768134]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 4714 19:06:50.631715  # [   96.778306] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4715 19:06:50.631916  # [   96.788300]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000

 4716 19:06:50.674624  # [   96.796132] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 4717 19:06:50.675086  # [   96.807775]  r9:c1ad5808 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c469d000 r4:c0000000

 4718 19:06:50.675366  # [   96.816392] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4719 19:06:50.675598  # [   96.827101] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c78cc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4720 19:06:50.675804  # [   96.839103]  r5:c469d000 r4:c41d6000

 4721 19:06:50.718564  # [   96.842953] [<c13c787c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4722 19:06:50.719018  # [   96.853217]  r4:00000038

 4723 19:06:50.719269  # [   96.856023] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4724 19:06:50.719491  # [   96.864302] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4725 19:06:50.719700  # [   96.872490]  r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e0d000 r5:c6adc500 r4:c0c57064

 4726 19:06:50.762643  # [   96.880510] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4727 19:06:50.763103  # [   96.888610]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e0d000 r5:c6adc500 r4:00000000

 4728 19:06:50.763386  # [   96.896624] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4729 19:06:50.763610  # [   96.904029]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0d000 r6:c41d6000 r5:c6adc500

 4730 19:06:50.763814  # [   96.912122]  r4:c6adc500

 4731 19:06:50.764020  # [   96.914928] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4732 19:06:50.764222  # [   96.922332]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6f54e00 r5:00000020 r4:00000020

 4733 19:06:50.806622  # [   96.930348] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4734 19:06:50.807080  # [   96.938183] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4735 19:06:50.807358  # [   96.943504] 7fa0:                   00000020 00000020 00000001 b6e0d000 00000020 00000000

 4736 19:06:50.807584  # [   96.951951] 7fc0: 00000020 00000020 b6f54e00 00000004 00000001 00000000 00020000 bebebac4

 4737 19:06:50.807792  # [   96.960395] 7fe0: 00000004 bebeb7f8 b6ebed8f b6e457e6

 4738 19:06:50.807998  # [   96.965770] irq event stamp: 0

 4739 19:06:50.808199  # [   96.969126] hardirqs last  enabled at (0): [<00000000>] 0x0

 4740 19:06:50.850621  # [   96.974980] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4741 19:06:50.851082  # [   96.982772] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4742 19:06:50.851360  # [   96.990564] softirqs last disabled at (0): [<00000000>] 0x0

 4743 19:06:50.851585  # [   96.996442] ---[ end trace ea4e67d5a6cc0bbf ]---

 4744 19:06:50.851794  # [   97.001337] lkdtm: Saturation detected: still saturated

 4745 19:06:50.851996  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4746 19:06:50.852198  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1

 4747 19:06:50.894627  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 4748 19:06:50.895109  <6>[   97.458709] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4749 19:06:50.895410  <6>[   97.467352] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4750 19:06:50.895653  <4>[   97.474330] ------------[ cut here ]------------

 4751 19:06:50.895882  <4>[   97.479387] WARNING: CPU: 0 PID: 3148 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4752 19:06:50.896108  <4>[   97.488151] refcount_t: saturated; leaking memory.

 4753 19:06:50.938656  <4>[   97.493215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4754 19:06:50.939128  <4>[   97.522712] CPU: 0 PID: 3148 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4755 19:06:50.939419  <4>[   97.530724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4756 19:06:50.939641  <4>[   97.537519] Backtrace: 

 4757 19:06:50.982641  <4>[   97.540250] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4758 19:06:50.983131  <4>[   97.548091]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4759 19:06:50.983436  <4>[   97.554024] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4760 19:06:50.983680  <4>[   97.561612] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4761 19:06:50.983908  <4>[   97.568844]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 4762 19:06:50.984136  <4>[   97.576859] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4763 19:06:51.026638  <4>[   97.584610]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000

 4764 19:06:51.027128  <4>[   97.590543] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 4765 19:06:51.027427  <4>[   97.599772]  r9:c1ad5828 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c5fb7000 r4:c0000000

 4766 19:06:51.027675  <4>[   97.607792] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4767 19:06:51.070641  <4>[   97.618498] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7954>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4768 19:06:51.071134  <4>[   97.630502]  r5:c5fb7000 r4:c41d6000

 4769 19:06:51.071434  <4>[   97.634354] [<c13c7904>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4770 19:06:51.071679  <4>[   97.644619]  r4:00000039

 4771 19:06:51.071909  <4>[   97.647422] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4772 19:06:51.072137  <4>[   97.655702] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4773 19:06:51.072360  <4>[   97.663888]  r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e7b000 r5:c5f0a640 r4:c0c57064

 4774 19:06:51.114659  <4>[   97.671907] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4775 19:06:51.115124  <4>[   97.680006]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7b000 r5:c5f0a640 r4:00000000

 4776 19:06:51.115410  <4>[   97.688019] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4777 19:06:51.115635  <4>[   97.695425]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c41d6000 r5:c5f0a640

 4778 19:06:51.115844  <4>[   97.703518]  r4:c5f0a640

 4779 19:06:51.116047  <4>[   97.706323] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4780 19:06:51.158643  <4>[   97.713727]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020

 4781 19:06:51.159103  <4>[   97.721742] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4782 19:06:51.159378  <4>[   97.729577] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4783 19:06:51.159636  <4>[   97.734898] 7fa0:                   00000020 00000020 00000001 b6e7b000 00000020 00000000

 4784 19:06:51.159866  <4>[   97.743346] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bebcfac4

 4785 19:06:51.160081  <4>[   97.751789] 7fe0: 00000004 bebcf7f8 b6f2cd8f b6eb37e6

 4786 19:06:51.202299  <4>[   97.757145] irq event stamp: 0

 4787 19:06:51.202447  <4>[   97.760479] hardirqs last  enabled at (0): [<00000000>] 0x0

 4788 19:06:51.202519  <4>[   97.766354] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4789 19:06:51.202566  <4>[   97.774127] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4790 19:06:51.202650  <4>[   97.781933] softirqs last disabled at (0): [<00000000>] 0x0

 4791 19:06:51.202699  <4>[   97.787802] ---[ end trace ea4e67d5a6cc0bc0 ]---

 4792 19:06:51.202746  <6>[   97.792693] lkdtm: Saturation detected: still saturated

 4793 19:06:51.340729  # [   97.458709] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4794 19:06:51.341183  # [   97.467352] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4795 19:06:51.341429  # [   97.474330] ------------[ cut here ]------------

 4796 19:06:51.341648  # [   97.479387] WARNING: CPU: 0 PID: 3148 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4797 19:06:51.341855  # [   97.488151] refcount_t: saturated; leaking memory.

 4798 19:06:51.384108  # [   97.493215] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4799 19:06:51.384608  # [   97.522712] CPU: 0 PID: 3148 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4800 19:06:51.384895  # [   97.530724] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4801 19:06:51.385137  # [   97.537519] Backtrace: 

 4802 19:06:51.385365  # [   97.540250] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4803 19:06:51.426971  # [   97.548091]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4804 19:06:51.427415  # [   97.554024] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4805 19:06:51.427668  # [   97.561612] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4806 19:06:51.427884  # [   97.568844]  r9:00000009 r8:c0874ddc r7:00000013 r6:00000009 r5:c0874ddc r4:c1a29814

 4807 19:06:51.428091  # [   97.576859] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4808 19:06:51.428291  # [   97.584610]  r7:00000013 r6:c1a29814 r5:c1a297ec r4:c41d6000

 4809 19:06:51.470528  # [   97.590543] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874ddc>] (refcount_warn_saturate+0xa0/0x174)

 4810 19:06:51.470968  # [   97.599772]  r9:c1ad5828 r8:c15ebe94 r7:c41d7f60 r6:00000020 r5:c5fb7000 r4:c0000000

 4811 19:06:51.471221  # [   97.607792] [<c0874d3c>] (refcount_warn_saturate) from [<c13c70d0>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4812 19:06:51.471441  # [   97.618498] [<c13c706c>] (__refcount_add_not_zero.constprop.0) from [<c13c7954>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4813 19:06:51.471649  # [   97.630502]  r5:c5fb7000 r4:c41d6000

 4814 19:06:51.514593  # [   97.634354] [<c13c7904>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4815 19:06:51.515051  # [   97.644619]  r4:00000039

 4816 19:06:51.515297  # [   97.647422] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4817 19:06:51.515512  # [   97.655702] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4818 19:06:51.515721  # [   97.663888]  r9:c41d7f60 r8:c30200c0 r7:00000020 r6:b6e7b000 r5:c5f0a640 r4:c0c57064

 4819 19:06:51.558594  # [   97.671907] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4820 19:06:51.559058  # [   97.680006]  r9:c07e1394 r8:c41d7f60 r7:c2815800 r6:b6e7b000 r5:c5f0a640 r4:00000000

 4821 19:06:51.559340  # [   97.688019] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4822 19:06:51.559573  # [   97.695425]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c41d6000 r5:c5f0a640

 4823 19:06:51.559784  # [   97.703518]  r4:c5f0a640

 4824 19:06:51.559987  # [   97.706323] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4825 19:06:51.560190  # [   97.713727]  r9:c41d6000 r8:c03002e4 r7:00000004 r6:b6fc2e00 r5:00000020 r4:00000020

 4826 19:06:51.602631  # [   97.721742] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4827 19:06:51.603087  # [   97.729577] Exception stack(0xc41d7fa8 to 0xc41d7ff0)

 4828 19:06:51.603365  # [   97.734898] 7fa0:                   00000020 00000020 00000001 b6e7b000 00000020 00000000

 4829 19:06:51.603596  # [   97.743346] 7fc0: 00000020 00000020 b6fc2e00 00000004 00000001 00000000 00020000 bebcfac4

 4830 19:06:51.603801  # [   97.751789] 7fe0: 00000004 bebcf7f8 b6f2cd8f b6eb37e6

 4831 19:06:51.604002  # [   97.757145] irq event stamp: 0

 4832 19:06:51.604201  # [   97.760479] hardirqs last  enabled at (0): [<00000000>] 0x0

 4833 19:06:51.646614  # [   97.766354] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4834 19:06:51.647071  # [   97.774127] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4835 19:06:51.647349  # [   97.781933] softirqs last disabled at (0): [<00000000>] 0x0

 4836 19:06:51.647575  # [   97.787802] ---[ end trace ea4e67d5a6cc0bc0 ]---

 4837 19:06:51.647784  # [   97.792693] lkdtm: Saturation detected: still saturated

 4838 19:06:51.647989  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4839 19:06:51.648190  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1

 4840 19:06:51.694019  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4841 19:06:51.694573  <6>[   98.268427] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4842 19:06:51.694860  <6>[   98.275588] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4843 19:06:51.695097  <4>[   98.282619] ------------[ cut here ]------------

 4844 19:06:51.695324  <4>[   98.287680] WARNING: CPU: 1 PID: 3186 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4845 19:06:51.695550  <4>[   98.296542] refcount_t: underflow; use-after-free.

 4846 19:06:51.737303  <4>[   98.301605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4847 19:06:51.737806  <4>[   98.331048] CPU: 1 PID: 3186 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4848 19:06:51.738093  <4>[   98.339059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4849 19:06:51.738382  <4>[   98.345854] Backtrace: 

 4850 19:06:51.780526  <4>[   98.348583] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4851 19:06:51.781023  <4>[   98.356423]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4852 19:06:51.781306  <4>[   98.362357] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4853 19:06:51.781541  <4>[   98.369943] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4854 19:06:51.781764  <4>[   98.377176]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4855 19:06:51.781989  <4>[   98.385189] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4856 19:06:51.823690  <4>[   98.392940]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4232000

 4857 19:06:51.824180  <4>[   98.398873] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4858 19:06:51.824465  <4>[   98.408188]  r9:c1ad5848 r8:c15ebe94 r7:c4233f60 r6:00000020 r5:c4395000 r4:c4232000

 4859 19:06:51.824702  <4>[   98.416205] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4860 19:06:51.866799  <4>[   98.426917] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c79dc>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4861 19:06:51.867291  <4>[   98.438925] [<c13c798c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4862 19:06:51.867569  <4>[   98.449191]  r4:0000003a

 4863 19:06:51.867808  <4>[   98.451994] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4864 19:06:51.868038  <4>[   98.460274] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4865 19:06:51.868264  <4>[   98.468459]  r9:c4233f60 r8:c30200c0 r7:00000020 r6:b6e6c000 r5:c69b57c0 r4:c0c57064

 4866 19:06:51.910581  <4>[   98.476480] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4867 19:06:51.911067  <4>[   98.484579]  r9:c07e1394 r8:c4233f60 r7:c2815800 r6:b6e6c000 r5:c69b57c0 r4:00000000

 4868 19:06:51.911344  <4>[   98.492592] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4869 19:06:51.911584  <4>[   98.499996]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c4232000 r5:c69b57c0

 4870 19:06:51.911810  <4>[   98.508090]  r4:c69b57c0

 4871 19:06:51.912039  <4>[   98.510895] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4872 19:06:51.954630  <4>[   98.518301]  r9:c4232000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020

 4873 19:06:51.955120  <4>[   98.526316] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4874 19:06:51.955424  <4>[   98.534152] Exception stack(0xc4233fa8 to 0xc4233ff0)

 4875 19:06:51.955672  <4>[   98.539473] 3fa0:                   00000020 00000020 00000001 b6e6c000 00000020 00000000

 4876 19:06:51.955899  <4>[   98.547921] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bedc5ac4

 4877 19:06:51.956120  <4>[   98.556364] 3fe0: 00000004 bedc57f8 b6f1dd8f b6ea47e6

 4878 19:06:51.956340  <4>[   98.561741] irq event stamp: 0

 4879 19:06:52.001507  <4>[   98.565077] hardirqs last  enabled at (0): [<00000000>] 0x0

 4880 19:06:52.001883  <4>[   98.570951] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4881 19:06:52.002135  <4>[   98.578748] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4882 19:06:52.002344  <4>[   98.586573] softirqs last disabled at (0): [<00000000>] 0x0

 4883 19:06:52.002568  <4>[   98.592433] ---[ end trace ea4e67d5a6cc0bc1 ]---

 4884 19:06:52.002771  <6>[   98.597362] lkdtm: Saturation detected: still saturated

 4885 19:06:52.134183  # [   98.268427] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4886 19:06:52.134639  # [   98.275588] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4887 19:06:52.134907  # [   98.282619] ------------[ cut here ]------------

 4888 19:06:52.135129  # [   98.287680] WARNING: CPU: 1 PID: 3186 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4889 19:06:52.135336  # [   98.296542] refcount_t: underflow; use-after-free.

 4890 19:06:52.177158  # [   98.301605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4891 19:06:52.177647  # [   98.331048] CPU: 1 PID: 3186 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4892 19:06:52.177943  # [   98.339059] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4893 19:06:52.178212  # [   98.345854] Backtrace: 

 4894 19:06:52.220084  # [   98.348583] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4895 19:06:52.220534  # [   98.356423]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4896 19:06:52.220786  # [   98.362357] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4897 19:06:52.221002  # [   98.369943] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4898 19:06:52.221206  # [   98.377176]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4899 19:06:52.221409  # [   98.385189] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4900 19:06:52.221610  # [   98.392940]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c4232000

 4901 19:06:52.263335  # [   98.398873] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4902 19:06:52.263799  # [   98.408188]  r9:c1ad5848 r8:c15ebe94 r7:c4233f60 r6:00000020 r5:c4395000 r4:c4232000

 4903 19:06:52.264061  # [   98.416205] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4904 19:06:52.264281  # [   98.426917] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c79dc>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4905 19:06:52.306534  # [   98.438925] [<c13c798c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4906 19:06:52.306983  # [   98.449191]  r4:0000003a

 4907 19:06:52.307233  # [   98.451994] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4908 19:06:52.307453  # [   98.460274] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4909 19:06:52.307663  # [   98.468459]  r9:c4233f60 r8:c30200c0 r7:00000020 r6:b6e6c000 r5:c69b57c0 r4:c0c57064

 4910 19:06:52.307869  # [   98.476480] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4911 19:06:52.350616  # [   98.484579]  r9:c07e1394 r8:c4233f60 r7:c2815800 r6:b6e6c000 r5:c69b57c0 r4:00000000

 4912 19:06:52.351073  # [   98.492592] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4913 19:06:52.351354  # [   98.499996]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c4232000 r5:c69b57c0

 4914 19:06:52.351583  # [   98.508090]  r4:c69b57c0

 4915 19:06:52.351792  # [   98.510895] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4916 19:06:52.351994  # [   98.518301]  r9:c4232000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000020 r4:00000020

 4917 19:06:52.394623  # [   98.526316] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4918 19:06:52.395114  # [   98.534152] Exception stack(0xc4233fa8 to 0xc4233ff0)

 4919 19:06:52.395425  # [   98.539473] 3fa0:                   00000020 00000020 00000001 b6e6c000 00000020 00000000

 4920 19:06:52.395650  # [   98.547921] 3fc0: 00000020 00000020 b6fb3e00 00000004 00000001 00000000 00020000 bedc5ac4

 4921 19:06:52.395858  # [   98.556364] 3fe0: 00000004 bedc57f8 b6f1dd8f b6ea47e6

 4922 19:06:52.396062  # [   98.561741] irq event stamp: 0

 4923 19:06:52.396263  # [   98.565077] hardirqs last  enabled at (0): [<00000000>] 0x0

 4924 19:06:52.438608  # [   98.570951] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4925 19:06:52.439060  # [   98.578748] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4926 19:06:52.439305  # [   98.586573] softirqs last disabled at (0): [<00000000>] 0x0

 4927 19:06:52.439521  # [   98.592433] ---[ end trace ea4e67d5a6cc0bc1 ]---

 4928 19:06:52.439731  # [   98.597362] lkdtm: Saturation detected: still saturated

 4929 19:06:52.439932  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4930 19:06:52.440135  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4931 19:06:52.482588  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 4932 19:06:52.483050  <6>[   99.053576] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4933 19:06:52.483352  <6>[   99.060873] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4934 19:06:52.483591  <4>[   99.067931] ------------[ cut here ]------------

 4935 19:06:52.483822  <4>[   99.072844] WARNING: CPU: 2 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4936 19:06:52.484045  <4>[   99.081777] refcount_t: underflow; use-after-free.

 4937 19:06:52.526600  <4>[   99.086887] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4938 19:06:52.527098  <4>[   99.116320] CPU: 2 PID: 3222 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4939 19:06:52.527379  <4>[   99.124332] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4940 19:06:52.527620  <4>[   99.131126] Backtrace: 

 4941 19:06:52.570605  <4>[   99.133855] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4942 19:06:52.571105  <4>[   99.141695]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4943 19:06:52.571412  <4>[   99.147630] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4944 19:06:52.571659  <4>[   99.155216] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4945 19:06:52.571889  <4>[   99.162448]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4946 19:06:52.572111  <4>[   99.170463] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4947 19:06:52.614626  <4>[   99.178213]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c42ae000

 4948 19:06:52.615114  <4>[   99.184146] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4949 19:06:52.615417  <4>[   99.193462]  r9:c1ad5868 r8:c15ebe94 r7:c42aff60 r6:00000020 r5:c469d000 r4:c42ae000

 4950 19:06:52.615662  <4>[   99.201479] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4951 19:06:52.615897  <4>[   99.212190] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c7a64>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4952 19:06:52.658633  <4>[   99.224200] [<c13c7a14>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4953 19:06:52.659128  <4>[   99.234466]  r4:0000003b

 4954 19:06:52.659425  <4>[   99.237270] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4955 19:06:52.659672  <4>[   99.245551] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 4956 19:06:52.659903  <4>[   99.253737]  r9:c42aff60 r8:c30200c0 r7:00000020 r6:b6e84000 r5:c29cb680 r4:c0c57064

 4957 19:06:52.702633  <4>[   99.261757] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 4958 19:06:52.703125  <4>[   99.269858]  r9:c07e1394 r8:c42aff60 r7:c2815800 r6:b6e84000 r5:c29cb680 r4:00000000

 4959 19:06:52.703426  <4>[   99.277872] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 4960 19:06:52.703672  <4>[   99.285277]  r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c42ae000 r5:c29cb680

 4961 19:06:52.703901  <4>[   99.293373]  r4:c29cb680

 4962 19:06:52.704123  <4>[   99.296180] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 4963 19:06:52.704344  <4>[   99.303585]  r9:c42ae000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000020 r4:00000020

 4964 19:06:52.746654  <4>[   99.311604] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4965 19:06:52.747148  <4>[   99.319439] Exception stack(0xc42affa8 to 0xc42afff0)

 4966 19:06:52.747483  <4>[   99.324762] ffa0:                   00000020 00000020 00000001 b6e84000 00000020 00000000

 4967 19:06:52.747737  <4>[   99.333213] ffc0: 00000020 00000020 b6fcbe00 00000004 00000001 00000000 00020000 bed40ac4

 4968 19:06:52.747966  <4>[   99.341659] ffe0: 00000004 bed407f8 b6f35d8f b6ebc7e6

 4969 19:06:52.748188  <4>[   99.347090] irq event stamp: 0

 4970 19:06:52.790646  <4>[   99.350429] hardirqs last  enabled at (0): [<00000000>] 0x0

 4971 19:06:52.790996  <4>[   99.356317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4972 19:06:52.791242  <4>[   99.364081] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4973 19:06:52.791459  <4>[   99.371892] softirqs last disabled at (0): [<00000000>] 0x0

 4974 19:06:52.791664  <4>[   99.377772] ---[ end trace ea4e67d5a6cc0bc2 ]---

 4975 19:06:52.791868  <6>[   99.382693] lkdtm: Saturation detected: still saturated

 4976 19:06:52.923219  # [   99.053576] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4977 19:06:52.923675  # [   99.060873] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4978 19:06:52.923937  # [   99.067931] ------------[ cut here ]------------

 4979 19:06:52.924154  # [   99.072844] WARNING: CPU: 2 PID: 3222 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4980 19:06:52.924364  # [   99.081777] refcount_t: underflow; use-after-free.

 4981 19:06:52.966579  # [   99.086887] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine phy_generic snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv gpu_sched imxdrm imx_ipu_v3

 4982 19:06:52.967047  # [   99.116320] CPU: 2 PID: 3222 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 4983 19:06:52.967301  # [   99.124332] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4984 19:06:52.967519  # [   99.131126] Backtrace: 

 4985 19:06:52.967724  # [   99.133855] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 4986 19:06:53.010546  # [   99.141695]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4987 19:06:53.010999  # [   99.147630] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 4988 19:06:53.011251  # [   99.155216] [<c13c0468>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4989 19:06:53.011470  # [   99.162448]  r9:00000009 r8:c0874e78 r7:0000001c r6:00000009 r5:c0874e78 r4:c1a29814

 4990 19:06:53.011678  # [   99.170463] [<c0356730>] (__warn) from [<c13ba438>] (warn_slowpath_fmt+0x8c/0xa8)

 4991 19:06:53.011883  # [   99.178213]  r7:0000001c r6:c1a29814 r5:c1a29850 r4:c42ae000

 4992 19:06:53.054667  # [   99.184146] [<c13ba3b0>] (warn_slowpath_fmt) from [<c0874e78>] (refcount_warn_saturate+0x13c/0x174)

 4993 19:06:53.055116  # [   99.193462]  r9:c1ad5868 r8:c15ebe94 r7:c42aff60 r6:00000020 r5:c469d000 r4:c42ae000

 4994 19:06:53.055365  # [   99.201479] [<c0874d3c>] (refcount_warn_saturate) from [<c0c57d80>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4995 19:06:53.055585  # [   99.212190] [<c0c57d1c>] (__refcount_sub_and_test.constprop.0) from [<c13c7a64>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4996 19:06:53.098578  # [   99.224200] [<c13c7a14>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 4997 19:06:53.099034  # [   99.234466]  r4:0000003b

 4998 19:06:53.099282  # [   99.237270] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 4999 19:06:53.099499  # [   99.245551] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 5000 19:06:53.099705  # [   99.253737]  r9:c42aff60 r8:c30200c0 r7:00000020 r6:b6e84000 r5:c29cb680 r4:c0c57064

 5001 19:06:53.099910  # [   99.261757] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 5002 19:06:53.142648  # [   99.269858]  r9:c07e1394 r8:c42aff60 r7:c2815800 r6:b6e84000 r5:c29cb680 r4:00000000

 5003 19:06:53.143106  # [   99.277872] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 5004 19:06:53.143388  # [   99.285277]  r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c42ae000 r5:c29cb680

 5005 19:06:53.143611  # [   99.293373]  r4:c29cb680

 5006 19:06:53.143814  # [   99.296180] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 5007 19:06:53.144015  # [   99.303585]  r9:c42ae000 r8:c03002e4 r7:00000004 r6:b6fcbe00 r5:00000020 r4:00000020

 5008 19:06:53.186621  # [   99.311604] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5009 19:06:53.187080  # [   99.319439] Exception stack(0xc42affa8 to 0xc42afff0)

 5010 19:06:53.187384  # [   99.324762] ffa0:                   00000020 00000020 00000001 b6e84000 00000020 00000000

 5011 19:06:53.187622  # [   99.333213] ffc0: 00000020 00000020 b6fcbe00 00000004 00000001 00000000 00020000 bed40ac4

 5012 19:06:53.187831  # [   99.341659] ffe0: 00000004 bed407f8 b6f35d8f b6ebc7e6

 5013 19:06:53.188031  # [   99.347090] irq event stamp: 0

 5014 19:06:53.188233  # [   99.350429] hardirqs last  enabled at (0): [<00000000>] 0x0

 5015 19:06:53.230561  # [   99.356317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5016 19:06:53.231014  # [   99.364081] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5017 19:06:53.231264  # [   99.371892] softirqs last disabled at (0): [<00000000>] 0x0

 5018 19:06:53.231484  # [   99.377772] ---[ end trace ea4e67d5a6cc0bc2 ]---

 5019 19:06:53.231691  # [   99.382693] lkdtm: Saturation detected: still saturated

 5020 19:06:53.231899  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 5021 19:06:53.232108  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 5022 19:06:53.232311  # selftests: lkdtm: REFCOUNT_TIMING.sh

 5023 19:06:53.274499  # Skipping REFCOUNT_TIMING: timing only

 5024 19:06:53.274944  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 5025 19:06:53.275189  # selftests: lkdtm: ATOMIC_TIMING.sh

 5026 19:06:53.352411  # Skipping ATOMIC_TIMING: timing only

 5027 19:06:53.352821  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 5028 19:06:53.368435  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 5029 19:06:53.634761  <6>[  100.217132] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5030 19:06:53.635238  <6>[  100.223443] lkdtm: attempting good copy_to_user of correct size

 5031 19:06:53.635507  <6>[  100.229749] lkdtm: attempting bad copy_to_user of too large size

 5032 19:06:53.772731  # [  100.217132] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5033 19:06:53.773192  # [  100.223443] lkdtm: attempting good copy_to_user of correct size

 5034 19:06:53.773505  # [  100.229749] lkdtm: attempting bad copy_to_user of too large size

 5035 19:06:53.788730  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 5036 19:06:53.813396  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 5037 19:06:53.829642  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 5038 19:06:54.085995  <6>[  100.668550] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5039 19:06:54.086481  <6>[  100.675033] lkdtm: attempting good copy_from_user of correct size

 5040 19:06:54.086803  <6>[  100.681479] lkdtm: attempting bad copy_from_user of too large size

 5041 19:06:54.222846  # [  100.668550] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5042 19:06:54.223299  # [  100.675033] lkdtm: attempting good copy_from_user of correct size

 5043 19:06:54.223569  # [  100.681479] lkdtm: attempting bad copy_from_user of too large size

 5044 19:06:54.223788  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 5045 19:06:54.247870  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 5046 19:06:54.263935  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 5047 19:06:54.518803  <6>[  101.101628] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5048 19:06:54.518932  <6>[  101.108522] lkdtm: attempting good copy_to_user inside whitelist

 5049 19:06:54.519004  <6>[  101.114872] lkdtm: attempting bad copy_to_user outside whitelist

 5050 19:06:54.654119  # [  101.101628] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5051 19:06:54.654566  # [  101.108522] lkdtm: attempting good copy_to_user inside whitelist

 5052 19:06:54.654848  # [  101.114872] lkdtm: attempting bad copy_to_user outside whitelist

 5053 19:06:54.670020  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 5054 19:06:54.695080  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 5055 19:06:54.711190  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 5056 19:06:54.977800  <6>[  101.559151] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5057 19:06:54.978291  <6>[  101.566068] lkdtm: attempting good copy_from_user inside whitelist

 5058 19:06:54.978616  <6>[  101.572715] lkdtm: attempting bad copy_from_user outside whitelist

 5059 19:06:55.105515  # [  101.559151] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5060 19:06:55.105963  # [  101.566068] lkdtm: attempting good copy_from_user inside whitelist

 5061 19:06:55.106281  # [  101.572715] lkdtm: attempting bad copy_from_user outside whitelist

 5062 19:06:55.126574  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 5063 19:06:55.150406  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 5064 19:06:55.166509  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 5065 19:06:55.443980  <6>[  102.017043] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5066 19:06:55.444429  <6>[  102.023509] lkdtm: good_stack: c5e0be0c-c5e0be2c

 5067 19:06:55.444686  <6>[  102.028570] lkdtm: bad_stack : c5e0bd84-c5e0bda4

 5068 19:06:55.444986  <6>[  102.033509] lkdtm: attempting good copy_to_user of local stack

 5069 19:06:55.445218  <6>[  102.039708] lkdtm: attempting bad copy_to_user of distant stack

 5070 19:06:55.587881  # [  102.017043] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5071 19:06:55.588337  # [  102.023509] lkdtm: good_stack: c5e0be0c-c5e0be2c

 5072 19:06:55.588610  # [  102.028570] lkdtm: bad_stack : c5e0bd84-c5e0bda4

 5073 19:06:55.588829  # [  102.033509] lkdtm: attempting good copy_to_user of local stack

 5074 19:06:55.589043  # [  102.039708] lkdtm: attempting bad copy_to_user of distant stack

 5075 19:06:55.589253  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 5076 19:06:55.612779  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 5077 19:06:55.628767  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 5078 19:06:55.905093  <6>[  102.477900] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5079 19:06:55.905580  <6>[  102.484544] lkdtm: good_stack: c4509e0c-c4509e2c

 5080 19:06:55.905844  <6>[  102.489527] lkdtm: bad_stack : c4509d84-c4509da4

 5081 19:06:55.906159  <6>[  102.494438] lkdtm: attempting good copy_from_user of local stack

 5082 19:06:55.906406  <6>[  102.500772] lkdtm: attempting bad copy_from_user of distant stack

 5083 19:06:56.050085  # [  102.477900] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5084 19:06:56.050572  # [  102.484544] lkdtm: good_stack: c4509e0c-c4509e2c

 5085 19:06:56.050853  # [  102.489527] lkdtm: bad_stack : c4509d84-c4509da4

 5086 19:06:56.051075  # [  102.494438] lkdtm: attempting good copy_from_user of local stack

 5087 19:06:56.051289  # [  102.500772] lkdtm: attempting bad copy_from_user of distant stack

 5088 19:06:56.051494  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 5089 19:06:56.070869  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 5090 19:06:56.087016  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 5091 19:06:56.373284  <6>[  102.944187] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5092 19:06:56.373730  <6>[  102.950656] lkdtm: good_stack: c6dc1e0c-c6dc1e2c

 5093 19:06:56.373983  <6>[  102.955581] lkdtm: bad_stack : c6dc1ffc-c6dc201c

 5094 19:06:56.374224  <6>[  102.960560] lkdtm: attempting good copy_to_user of local stack

 5095 19:06:56.374438  <6>[  102.966852] lkdtm: attempting bad copy_to_user of distant stack

 5096 19:06:56.516405  # [  102.944187] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5097 19:06:56.516857  # [  102.950656] lkdtm: good_stack: c6dc1e0c-c6dc1e2c

 5098 19:06:56.517121  # [  102.955581] lkdtm: bad_stack : c6dc1ffc-c6dc201c

 5099 19:06:56.517338  # [  102.960560] lkdtm: attempting good copy_to_user of local stack

 5100 19:06:56.517548  # [  102.966852] lkdtm: attempting bad copy_to_user of distant stack

 5101 19:06:56.517752  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5102 19:06:56.542260  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5103 19:06:56.558431  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5104 19:06:56.837364  <6>[  103.414323] lkdtm: Performing direct entry USERCOPY_KERNEL

 5105 19:06:56.837518  <6>[  103.420162] lkdtm: attempting good copy_to_user from kernel rodata: c15ec140

 5106 19:06:56.837578  <6>[  103.427688] lkdtm: attempting bad copy_to_user from kernel text: c053d854

 5107 19:06:56.837627  <3>[  103.434787] lkdtm: FAIL: survived bad copy_to_user()

 5108 19:06:56.982535  # [  103.414323] lkdtm: Performing direct entry USERCOPY_KERNEL

 5109 19:06:56.982966  # [  103.420162] lkdtm: attempting good copy_to_user from kernel rodata: c15ec140

 5110 19:06:56.983214  # [  103.427688] lkdtm: attempting bad copy_to_user from kernel text: c053d854

 5111 19:06:56.983431  # [  103.434787] lkdtm: FAIL: survived bad copy_to_user()

 5112 19:06:56.983638  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5113 19:06:56.998682  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5114 19:06:57.014570  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5115 19:06:57.322051  <6>[  103.892047] lkdtm: Performing direct entry STACKLEAK_ERASING

 5116 19:06:57.322538  <6>[  103.898055] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5117 19:06:57.322797  <3>[  103.905357] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5118 19:06:57.323019  <3>[  103.912654] lkdtm: FAIL: the thread stack is NOT properly erased

 5119 19:06:57.323231  <4>[  103.919033] CPU: 3 PID: 3598 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 5120 19:06:57.323439  <4>[  103.927044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5121 19:06:57.365312  <4>[  103.933837] Backtrace: 

 5122 19:06:57.365796  <4>[  103.936569] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 5123 19:06:57.366077  <4>[  103.944409]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 5124 19:06:57.366349  <4>[  103.950342] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 5125 19:06:57.366587  <4>[  103.957925] [<c13c0468>] (dump_stack) from [<c13c7d4c>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5126 19:06:57.366814  <4>[  103.966720]  r9:c1ad5970 r8:c15ebe94 r7:c6afff60 r6:c6affe34 r5:c6afe000 r4:0000078d

 5127 19:06:57.408469  <4>[  103.974737] [<c13c7c04>] (lkdtm_STACKLEAK_ERASING) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 5128 19:06:57.408959  <4>[  103.983791]  r8:c15ebe94 r7:c6afff60 r6:00000012 r5:c5ea8000 r4:00000046

 5129 19:06:57.409244  <4>[  103.990763] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 5130 19:06:57.409484  <4>[  103.999043] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 5131 19:06:57.409717  <4>[  104.007230]  r9:c6afff60 r8:c30200c0 r7:00000012 r6:b6e45000 r5:c5e1b040 r4:c0c57064

 5132 19:06:57.451685  <4>[  104.015249] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 5133 19:06:57.452179  <4>[  104.023350]  r9:c07e1394 r8:c6afff60 r7:c2815800 r6:b6e45000 r5:c5e1b040 r4:00000000

 5134 19:06:57.452460  <4>[  104.031364] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 5135 19:06:57.452707  <4>[  104.038769]  r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6afe000 r5:c5e1b040

 5136 19:06:57.452938  <4>[  104.046863]  r4:c5e1b040

 5137 19:06:57.453163  <4>[  104.049669] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 5138 19:06:57.453388  <4>[  104.057072]  r9:c6afe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000012 r4:00000012

 5139 19:06:57.499816  <4>[  104.065089] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5140 19:06:57.500313  <4>[  104.072925] Exception stack(0xc6afffa8 to 0xc6affff0)

 5141 19:06:57.500669  <4>[  104.078248] ffa0:                   00000012 00000012 00000001 b6e45000 00000012 00000000

 5142 19:06:57.500922  <4>[  104.086696] ffc0: 00000012 00000012 b6f8ce00 00000004 00000001 00000000 00020000 be960ac4

 5143 19:06:57.501158  <4>[  104.095140] ffe0: 00000004 be9607f8 b6ef6d8f b6e7d7e6

 5144 19:06:57.638535  # [  103.892047] lkdtm: Performing direct entry STACKLEAK_ERASING

 5145 19:06:57.638979  # [  103.898055] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5146 19:06:57.639231  # [  103.905357] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5147 19:06:57.639451  # [  103.912654] lkdtm: FAIL: the thread stack is NOT properly erased

 5148 19:06:57.639660  # [  103.919033] CPU: 3 PID: 3598 Comm: cat Tainted: G      D W         5.10.201-cip40 #1

 5149 19:06:57.639866  # [  103.927044] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5150 19:06:57.640070  # [  103.933837] Backtrace: 

 5151 19:06:57.681744  # [  103.936569] [<c13b8f40>] (dump_backtrace) from [<c13b9300>] (show_stack+0x20/0x24)

 5152 19:06:57.682257  # [  103.944409]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 5153 19:06:57.682533  # [  103.950342] [<c13b92e0>] (show_stack) from [<c13c0548>] (dump_stack+0xe0/0x100)

 5154 19:06:57.682755  # [  103.957925] [<c13c0468>] (dump_stack) from [<c13c7d4c>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5155 19:06:57.682970  # [  103.966720]  r9:c1ad5970 r8:c15ebe94 r7:c6afff60 r6:c6affe34 r5:c6afe000 r4:0000078d

 5156 19:06:57.683178  # [  103.974737] [<c13c7c04>] (lkdtm_STACKLEAK_ERASING) from [<c0c56c84>] (lkdtm_do_action+0x2c/0x4c)

 5157 19:06:57.724786  # [  103.983791]  r8:c15ebe94 r7:c6afff60 r6:00000012 r5:c5ea8000 r4:00000046

 5158 19:06:57.725244  # [  103.990763] [<c0c56c58>] (lkdtm_do_action) from [<c0c57184>] (direct_entry+0x120/0x18c)

 5159 19:06:57.725538  # [  103.999043] [<c0c57064>] (direct_entry) from [<c07e13f8>] (full_proxy_write+0x64/0x94)

 5160 19:06:57.725776  # [  104.007230]  r9:c6afff60 r8:c30200c0 r7:00000012 r6:b6e45000 r5:c5e1b040 r4:c0c57064

 5161 19:06:57.726037  # [  104.015249] [<c07e1394>] (full_proxy_write) from [<c059b85c>] (vfs_write+0x10c/0x53c)

 5162 19:06:57.767836  # [  104.023350]  r9:c07e1394 r8:c6afff60 r7:c2815800 r6:b6e45000 r5:c5e1b040 r4:00000000

 5163 19:06:57.768304  # [  104.031364] [<c059b750>] (vfs_write) from [<c059be08>] (ksys_write+0x74/0xec)

 5164 19:06:57.768584  # [  104.038769]  r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6afe000 r5:c5e1b040

 5165 19:06:57.768833  # [  104.046863]  r4:c5e1b040

 5166 19:06:57.769052  # [  104.049669] [<c059bd94>] (ksys_write) from [<c059be98>] (sys_write+0x18/0x1c)

 5167 19:06:57.769256  # [  104.057072]  r9:c6afe000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000012 r4:00000012

 5168 19:06:57.810278  # [  104.065089] [<c059be80>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5169 19:06:57.810423  # [  104.072925] Exception stack(0xc6afffa8 to 0xc6affff0)

 5170 19:06:57.810479  # [  104.078248] ffa0:                   00000012 00000012 00000001 b6e45000 00000012 00000000

 5171 19:06:57.810529  # [  104.086696] ffc0: 00000012 00000012 b6f8ce00 00000004 00000001 00000000 00020000 be960ac4

 5172 19:06:57.810575  # [  104.095140] ffe0: 00000004 be9607f8 b6ef6d8f b6e7d7e6

 5173 19:06:57.810620  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5174 19:06:57.810665  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5175 19:06:57.825691  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5176 19:06:57.977800  <6>[  104.554066] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5177 19:06:57.978306  <6>[  104.560156] lkdtm: Calling matched prototype ...

 5178 19:06:57.978586  <6>[  104.565076] lkdtm: Calling mismatched prototype ...

 5179 19:06:57.978831  <6>[  104.570292] lkdtm: Fail: survived mismatched prototype function call!

 5180 19:06:58.103858  # [  104.554066] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5181 19:06:58.104309  # [  104.560156] lkdtm: Calling matched prototype ...

 5182 19:06:58.104568  # [  104.565076] lkdtm: Calling mismatched prototype ...

 5183 19:06:58.104789  # [  104.570292] lkdtm: Fail: survived mismatched prototype function call!

 5184 19:06:58.104999  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5185 19:06:58.135381  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5186 19:06:58.825817  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 5187 19:06:58.825962  lkdtm_BUG_sh pass

 5188 19:06:58.826020  lkdtm_WARNING_sh pass

 5189 19:06:58.826069  lkdtm_WARNING_MESSAGE_sh pass

 5190 19:06:58.826119  lkdtm_EXCEPTION_sh fail

 5191 19:06:58.826166  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 5192 19:06:58.826223  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 5193 19:06:58.826267  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 5194 19:06:58.826310  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 5195 19:06:58.826353  lkdtm_CORRUPT_LIST_ADD_sh fail

 5196 19:06:58.826394  lkdtm_CORRUPT_LIST_DEL_sh fail

 5197 19:06:58.826435  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5198 19:06:58.868912  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5199 19:06:58.869000  lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh skip

 5200 19:06:58.869054  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 5201 19:06:58.869101  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 5202 19:06:58.869146  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 5203 19:06:58.869191  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 5204 19:06:58.869235  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 5205 19:06:58.869278  lkdtm_READ_AFTER_FREE_sh fail

 5206 19:06:58.911893  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 5207 19:06:58.911977  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5208 19:06:58.912031  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5209 19:06:58.912077  lkdtm_SLAB_FREE_CROSS_sh fail

 5210 19:06:58.912121  lkdtm_SLAB_FREE_PAGE_sh fail

 5211 19:06:58.912165  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 5212 19:06:58.912208  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 5213 19:06:58.912251  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 5214 19:06:58.912293  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 5215 19:06:58.912336  lkdtm_EXEC_DATA_sh fail

 5216 19:06:58.912378  lkdtm_EXEC_STACK_sh fail

 5217 19:06:58.912421  lkdtm_EXEC_KMALLOC_sh fail

 5218 19:06:58.955023  lkdtm_EXEC_VMALLOC_sh fail

 5219 19:06:58.955102  lkdtm_EXEC_RODATA_sh fail

 5220 19:06:58.955154  lkdtm_EXEC_USERSPACE_sh fail

 5221 19:06:58.955199  lkdtm_EXEC_NULL_sh fail

 5222 19:06:58.955243  lkdtm_ACCESS_USERSPACE_sh fail

 5223 19:06:58.955288  lkdtm_ACCESS_NULL_sh fail

 5224 19:06:58.955331  lkdtm_WRITE_RO_sh fail

 5225 19:06:58.955374  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5226 19:06:58.955417  lkdtm_WRITE_KERN_sh fail

 5227 19:06:58.955458  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5228 19:06:58.955501  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5229 19:06:58.955571  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5230 19:06:58.955616  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5231 19:06:58.955659  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5232 19:06:58.955702  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5233 19:06:58.998064  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5234 19:06:58.998166  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5235 19:06:58.998221  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5236 19:06:58.998271  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5237 19:06:58.998331  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5238 19:06:58.998373  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5239 19:06:58.998415  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5240 19:06:58.998457  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5241 19:06:58.998499  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5242 19:06:58.998547  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5243 19:06:58.998589  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5244 19:06:59.041058  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 5245 19:06:59.041189  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 5246 19:06:59.041256  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5247 19:06:59.041314  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5248 19:06:59.041369  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5249 19:06:59.041424  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5250 19:06:59.041476  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5251 19:06:59.041528  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5252 19:06:59.041580  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5253 19:06:59.041632  lkdtm_USERCOPY_KERNEL_sh fail

 5254 19:06:59.041686  lkdtm_STACKLEAK_ERASING_sh fail

 5255 19:06:59.041730  lkdtm_CFI_FORWARD_PROTO_sh fail

 5256 19:06:59.066824  + ../../utils/send-to-lava.sh ./output/result.txt

 5257 19:06:59.066937  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 5258 19:06:59.066993  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 5259 19:06:59.067437  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5261 19:06:59.067648  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 5263 19:06:59.090706  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5264 19:06:59.090967  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5266 19:06:59.169648  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5267 19:06:59.169971  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5269 19:06:59.248543  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5270 19:06:59.248838  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5272 19:06:59.323409  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5273 19:06:59.323681  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5275 19:06:59.402303  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 5276 19:06:59.402591  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 5278 19:06:59.479205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 5279 19:06:59.479513  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 5281 19:06:59.557972  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 5282 19:06:59.558300  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 5284 19:06:59.642969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 5285 19:06:59.643300  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 5287 19:06:59.712833  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5288 19:06:59.713171  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5290 19:06:59.788809  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5291 19:06:59.789139  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5293 19:06:59.867670  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5294 19:06:59.867990  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5296 19:06:59.946600  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5297 19:06:59.946932  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5299 19:07:00.021459  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip>

 5300 19:07:00.021773  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip
 5302 19:07:00.099356  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 5303 19:07:00.099667  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 5305 19:07:00.178219  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 5306 19:07:00.178505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 5308 19:07:00.263140  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 5309 19:07:00.263453  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 5311 19:07:00.332918  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 5312 19:07:00.333223  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 5314 19:07:00.409780  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 5315 19:07:00.410097  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 5317 19:07:00.486583  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5318 19:07:00.486897  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5320 19:07:00.566612  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 5321 19:07:00.566931  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 5323 19:07:00.645431  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5324 19:07:00.645744  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5326 19:07:00.723205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5327 19:07:00.723521  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5329 19:07:00.801072  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5330 19:07:00.801385  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5332 19:07:00.877008  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5333 19:07:00.877318  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5335 19:07:00.956880  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 5336 19:07:00.957188  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 5338 19:07:01.036790  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 5339 19:07:01.037096  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 5341 19:07:01.116684  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 5342 19:07:01.116990  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 5344 19:07:01.195563  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 5345 19:07:01.195872  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 5347 19:07:01.274359  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5348 19:07:01.274666  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5350 19:07:01.353200  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5351 19:07:01.353507  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5353 19:07:01.430092  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5354 19:07:01.430411  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5356 19:07:01.505028  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5357 19:07:01.505326  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5359 19:07:01.583009  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5360 19:07:01.583314  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5362 19:07:01.658815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5363 19:07:01.659127  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5365 19:07:01.733647  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5366 19:07:01.733956  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5368 19:07:01.812566  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5369 19:07:01.812870  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5371 19:07:01.890488  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5372 19:07:01.890795  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5374 19:07:01.963417  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5375 19:07:01.963719  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5377 19:07:02.040314  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5378 19:07:02.040651  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5380 19:07:02.118066  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5381 19:07:02.118407  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5383 19:07:02.194985  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5384 19:07:02.195289  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5386 19:07:02.271822  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5387 19:07:02.272156  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5389 19:07:02.348792  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5390 19:07:02.349120  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5392 19:07:02.427550  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5393 19:07:02.427857  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5395 19:07:02.506445  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5396 19:07:02.506761  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5398 19:07:02.585308  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5399 19:07:02.585610  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5401 19:07:02.663319  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5402 19:07:02.663629  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5404 19:07:02.740116  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5405 19:07:02.740425  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5407 19:07:02.818986  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5408 19:07:02.819287  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5410 19:07:02.896754  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5411 19:07:02.897081  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5413 19:07:02.971703  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5414 19:07:02.972003  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5416 19:07:03.047565  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5417 19:07:03.047878  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5419 19:07:03.126437  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5420 19:07:03.126764  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5422 19:07:03.205359  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5423 19:07:03.205661  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5425 19:07:03.277250  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5426 19:07:03.277547  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5428 19:07:03.356119  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5429 19:07:03.356420  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5431 19:07:03.433999  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5432 19:07:03.434308  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5434 19:07:03.512864  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 5435 19:07:03.513166  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 5437 19:07:03.590719  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 5438 19:07:03.591019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 5440 19:07:03.665526  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5441 19:07:03.665820  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5443 19:07:03.742428  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5444 19:07:03.742734  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5446 19:07:03.820446  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5447 19:07:03.820771  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5449 19:07:03.898354  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5450 19:07:03.898668  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5452 19:07:03.977160  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5453 19:07:03.977481  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5455 19:07:04.055001  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5456 19:07:04.055305  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5458 19:07:04.132884  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5459 19:07:04.133169  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5461 19:07:04.208830  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5462 19:07:04.209147  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5464 19:07:04.287698  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5465 19:07:04.288006  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5467 19:07:04.367647  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5468 19:07:04.367785  + set +x

 5469 19:07:04.367840  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12061748_1.6.2.4.5>

 5470 19:07:04.367887  <LAVA_TEST_RUNNER EXIT>

 5471 19:07:04.368110  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5473 19:07:04.368276  Received signal: <ENDRUN> 1_kselftest-lkdtm 12061748_1.6.2.4.5
 5474 19:07:04.368331  Ending use of test pattern.
 5475 19:07:04.368376  Ending test lava.1_kselftest-lkdtm (12061748_1.6.2.4.5), duration 64.37
 5477 19:07:04.368560  ok: lava_test_shell seems to have completed
 5478 19:07:04.369089  lkdtm_ACCESS_NULL_sh: fail
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh: skip
lkdtm_EXCEPTION_sh: fail
lkdtm_EXEC_DATA_sh: fail
lkdtm_EXEC_KMALLOC_sh: fail
lkdtm_EXEC_NULL_sh: fail
lkdtm_EXEC_RODATA_sh: fail
lkdtm_EXEC_STACK_sh: fail
lkdtm_EXEC_USERSPACE_sh: fail
lkdtm_EXEC_VMALLOC_sh: fail
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: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: fail
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: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_INC_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: fail
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: fail
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: fail
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh: skip
lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh: skip
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: fail
lkdtm_WRITE_RO_AFTER_INIT_sh: fail
lkdtm_WRITE_RO_sh: fail
shardfile-lkdtm: pass

 5479 19:07:04.369191  end: 3.1 lava-test-shell (duration 00:01:06) [common]
 5480 19:07:04.369259  end: 3 lava-test-retry (duration 00:01:06) [common]
 5481 19:07:04.369330  start: 4 finalize (timeout 00:06:40) [common]
 5482 19:07:04.369399  start: 4.1 power-off (timeout 00:00:30) [common]
 5483 19:07:04.369516  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=off'
 5484 19:07:04.406022  >> Command sent successfully.

 5485 19:07:04.408284  Returned 0 in 0 seconds
 5486 19:07:04.508709  end: 4.1 power-off (duration 00:00:00) [common]
 5488 19:07:04.509045  start: 4.2 read-feedback (timeout 00:06:40) [common]
 5489 19:07:04.509309  Listened to connection for namespace 'common' for up to 1s
 5490 19:07:05.510206  Finalising connection for namespace 'common'
 5491 19:07:05.510396  Disconnecting from shell: Finalise
 5492 19:07:05.510476  / # 
 5493 19:07:05.610807  end: 4.2 read-feedback (duration 00:00:01) [common]
 5494 19:07:05.610966  end: 4 finalize (duration 00:00:01) [common]
 5495 19:07:05.611072  Cleaning after the job
 5496 19:07:05.611160  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/ramdisk
 5497 19:07:05.612791  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/kernel
 5498 19:07:05.614073  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/dtb
 5499 19:07:05.614196  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/nfsrootfs
 5500 19:07:05.665177  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12061748/tftp-deploy-7t4pa73e/modules
 5501 19:07:05.668678  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12061748
 5502 19:07:06.020214  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12061748
 5503 19:07:06.020397  Job finished correctly