Boot log: imx6q-sabrelite

    1 06:22:15.542013  lava-dispatcher, installed at version: 2023.10
    2 06:22:15.542171  start: 0 validate
    3 06:22:15.542277  Start time: 2024-01-13 06:22:15.542271+00:00 (UTC)
    4 06:22:15.542374  Using caching service: 'http://localhost/cache/?uri=%s'
    5 06:22:15.542497  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 06:22:15.815152  Using caching service: 'http://localhost/cache/?uri=%s'
    7 06:22:15.815833  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.205-905-gb40421b142370%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 06:22:16.083860  Using caching service: 'http://localhost/cache/?uri=%s'
    9 06:22:16.084049  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.205-905-gb40421b142370%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 06:22:20.585664  Using caching service: 'http://localhost/cache/?uri=%s'
   11 06:22:20.585863  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 06:22:20.982081  Using caching service: 'http://localhost/cache/?uri=%s'
   13 06:22:20.982229  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.205-905-gb40421b142370%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 06:22:21.249508  validate duration: 5.71
   16 06:22:21.249763  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 06:22:21.249861  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 06:22:21.249943  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 06:22:21.250071  Not decompressing ramdisk as can be used compressed.
   20 06:22:21.250162  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/initrd.cpio.gz
   21 06:22:21.250222  saving as /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/ramdisk/initrd.cpio.gz
   22 06:22:21.250280  total size: 4021292 (3 MB)
   23 06:22:24.689099  progress   0 % (0 MB)
   24 06:22:24.690220  progress   5 % (0 MB)
   25 06:22:24.691016  progress  10 % (0 MB)
   26 06:22:24.691796  progress  15 % (0 MB)
   27 06:22:24.692635  progress  20 % (0 MB)
   28 06:22:24.693456  progress  25 % (0 MB)
   29 06:22:24.694241  progress  30 % (1 MB)
   30 06:22:24.695008  progress  35 % (1 MB)
   31 06:22:24.695896  progress  40 % (1 MB)
   32 06:22:24.696685  progress  45 % (1 MB)
   33 06:22:24.697426  progress  50 % (1 MB)
   34 06:22:24.698186  progress  55 % (2 MB)
   35 06:22:24.698925  progress  60 % (2 MB)
   36 06:22:24.699700  progress  65 % (2 MB)
   37 06:22:24.700438  progress  70 % (2 MB)
   38 06:22:24.701293  progress  75 % (2 MB)
   39 06:22:24.702033  progress  80 % (3 MB)
   40 06:22:24.702795  progress  85 % (3 MB)
   41 06:22:24.703564  progress  90 % (3 MB)
   42 06:22:24.704298  progress  95 % (3 MB)
   43 06:22:24.705047  progress 100 % (3 MB)
   44 06:22:24.705228  3 MB downloaded in 3.45 s (1.11 MB/s)
   45 06:22:24.705367  end: 1.1.1 http-download (duration 00:00:03) [common]
   47 06:22:24.705564  end: 1.1 download-retry (duration 00:00:03) [common]
   48 06:22:24.705630  start: 1.2 download-retry (timeout 00:09:57) [common]
   49 06:22:24.705695  start: 1.2.1 http-download (timeout 00:09:57) [common]
   50 06:22:24.705814  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-905-gb40421b142370/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 06:22:24.705871  saving as /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/kernel/zImage
   52 06:22:24.705917  total size: 12546560 (11 MB)
   53 06:22:24.705964  No compression specified
   54 06:22:24.706941  progress   0 % (0 MB)
   55 06:22:24.709402  progress   5 % (0 MB)
   56 06:22:24.711712  progress  10 % (1 MB)
   57 06:22:24.713960  progress  15 % (1 MB)
   58 06:22:24.716225  progress  20 % (2 MB)
   59 06:22:24.718459  progress  25 % (3 MB)
   60 06:22:24.720724  progress  30 % (3 MB)
   61 06:22:24.723100  progress  35 % (4 MB)
   62 06:22:24.725363  progress  40 % (4 MB)
   63 06:22:24.727661  progress  45 % (5 MB)
   64 06:22:24.729889  progress  50 % (6 MB)
   65 06:22:24.732186  progress  55 % (6 MB)
   66 06:22:24.734408  progress  60 % (7 MB)
   67 06:22:24.736662  progress  65 % (7 MB)
   68 06:22:24.739011  progress  70 % (8 MB)
   69 06:22:24.741242  progress  75 % (9 MB)
   70 06:22:24.743419  progress  80 % (9 MB)
   71 06:22:24.745592  progress  85 % (10 MB)
   72 06:22:24.747761  progress  90 % (10 MB)
   73 06:22:24.749932  progress  95 % (11 MB)
   74 06:22:24.752130  progress 100 % (11 MB)
   75 06:22:24.752296  11 MB downloaded in 0.05 s (258.01 MB/s)
   76 06:22:24.752423  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 06:22:24.752610  end: 1.2 download-retry (duration 00:00:00) [common]
   79 06:22:24.752678  start: 1.3 download-retry (timeout 00:09:56) [common]
   80 06:22:24.752746  start: 1.3.1 http-download (timeout 00:09:56) [common]
   81 06:22:24.752864  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-905-gb40421b142370/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 06:22:24.752921  saving as /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb
   83 06:22:24.752966  total size: 42661 (0 MB)
   84 06:22:24.753013  No compression specified
   85 06:22:24.754016  progress  76 % (0 MB)
   86 06:22:24.754244  progress 100 % (0 MB)
   87 06:22:24.754367  0 MB downloaded in 0.00 s (29.10 MB/s)
   88 06:22:24.754488  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 06:22:24.754679  end: 1.3 download-retry (duration 00:00:00) [common]
   91 06:22:24.754748  start: 1.4 download-retry (timeout 00:09:56) [common]
   92 06:22:24.754812  start: 1.4.1 http-download (timeout 00:09:56) [common]
   93 06:22:24.754907  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/full.rootfs.tar.xz
   94 06:22:24.754964  saving as /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/nfsrootfs/full.rootfs.tar
   95 06:22:24.755013  total size: 195825140 (186 MB)
   96 06:22:24.755067  Using unxz to decompress xz
   97 06:22:24.758437  progress   0 % (0 MB)
   98 06:22:25.218024  progress   5 % (9 MB)
   99 06:22:25.662809  progress  10 % (18 MB)
  100 06:22:26.168012  progress  15 % (28 MB)
  101 06:22:26.511989  progress  20 % (37 MB)
  102 06:22:26.771649  progress  25 % (46 MB)
  103 06:22:27.263837  progress  30 % (56 MB)
  104 06:22:27.744302  progress  35 % (65 MB)
  105 06:22:28.240422  progress  40 % (74 MB)
  106 06:22:28.724282  progress  45 % (84 MB)
  107 06:22:29.215144  progress  50 % (93 MB)
  108 06:22:29.747386  progress  55 % (102 MB)
  109 06:22:30.316367  progress  60 % (112 MB)
  110 06:22:30.419792  progress  65 % (121 MB)
  111 06:22:30.550585  progress  70 % (130 MB)
  112 06:22:30.622612  progress  75 % (140 MB)
  113 06:22:30.676947  progress  80 % (149 MB)
  114 06:22:30.729103  progress  85 % (158 MB)
  115 06:22:30.811253  progress  90 % (168 MB)
  116 06:22:31.049832  progress  95 % (177 MB)
  117 06:22:31.532842  progress 100 % (186 MB)
  118 06:22:31.537253  186 MB downloaded in 6.78 s (27.54 MB/s)
  119 06:22:31.537485  end: 1.4.1 http-download (duration 00:00:07) [common]
  121 06:22:31.537722  end: 1.4 download-retry (duration 00:00:07) [common]
  122 06:22:31.537795  start: 1.5 download-retry (timeout 00:09:50) [common]
  123 06:22:31.537875  start: 1.5.1 http-download (timeout 00:09:50) [common]
  124 06:22:31.538009  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-905-gb40421b142370/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 06:22:31.538078  saving as /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/modules/modules.tar
  126 06:22:31.538129  total size: 7397240 (7 MB)
  127 06:22:31.538182  Using unxz to decompress xz
  128 06:22:31.541696  progress   0 % (0 MB)
  129 06:22:31.556541  progress   5 % (0 MB)
  130 06:22:31.573281  progress  10 % (0 MB)
  131 06:22:31.591024  progress  15 % (1 MB)
  132 06:22:31.610674  progress  20 % (1 MB)
  133 06:22:31.628900  progress  25 % (1 MB)
  134 06:22:31.647013  progress  30 % (2 MB)
  135 06:22:31.668785  progress  35 % (2 MB)
  136 06:22:31.686650  progress  40 % (2 MB)
  137 06:22:31.704853  progress  45 % (3 MB)
  138 06:22:31.722750  progress  50 % (3 MB)
  139 06:22:31.742847  progress  55 % (3 MB)
  140 06:22:31.760761  progress  60 % (4 MB)
  141 06:22:31.779039  progress  65 % (4 MB)
  142 06:22:31.798612  progress  70 % (4 MB)
  143 06:22:31.817480  progress  75 % (5 MB)
  144 06:22:31.835638  progress  80 % (5 MB)
  145 06:22:31.854423  progress  85 % (6 MB)
  146 06:22:31.874337  progress  90 % (6 MB)
  147 06:22:31.893324  progress  95 % (6 MB)
  148 06:22:31.911992  progress 100 % (7 MB)
  149 06:22:31.917160  7 MB downloaded in 0.38 s (18.61 MB/s)
  150 06:22:31.917393  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 06:22:31.917643  end: 1.5 download-retry (duration 00:00:00) [common]
  153 06:22:31.917740  start: 1.6 prepare-tftp-overlay (timeout 00:09:49) [common]
  154 06:22:31.917824  start: 1.6.1 extract-nfsrootfs (timeout 00:09:49) [common]
  155 06:22:34.057624  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip
  156 06:22:34.057843  end: 1.6.1 extract-nfsrootfs (duration 00:00:02) [common]
  157 06:22:34.057943  start: 1.6.2 lava-overlay (timeout 00:09:47) [common]
  158 06:22:34.058105  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g
  159 06:22:34.058223  makedir: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin
  160 06:22:34.058316  makedir: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/tests
  161 06:22:34.058403  makedir: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/results
  162 06:22:34.058494  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-add-keys
  163 06:22:34.058616  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-add-sources
  164 06:22:34.058723  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-background-process-start
  165 06:22:34.058827  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-background-process-stop
  166 06:22:34.058928  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-common-functions
  167 06:22:34.059029  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-echo-ipv4
  168 06:22:34.059130  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-install-packages
  169 06:22:34.059433  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-installed-packages
  170 06:22:34.059556  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-os-build
  171 06:22:34.059650  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-probe-channel
  172 06:22:34.059743  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-probe-ip
  173 06:22:34.059838  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-target-ip
  174 06:22:34.059932  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-target-mac
  175 06:22:34.060024  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-target-storage
  176 06:22:34.060118  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-case
  177 06:22:34.060216  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-event
  178 06:22:34.060317  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-feedback
  179 06:22:34.060436  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-raise
  180 06:22:34.060535  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-reference
  181 06:22:34.060633  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-runner
  182 06:22:34.060727  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-set
  183 06:22:34.060820  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-test-shell
  184 06:22:34.060917  Updating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-add-keys (debian)
  185 06:22:34.061045  Updating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-add-sources (debian)
  186 06:22:34.061151  Updating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-install-packages (debian)
  187 06:22:34.061268  Updating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-installed-packages (debian)
  188 06:22:34.061369  Updating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/bin/lava-os-build (debian)
  189 06:22:34.061460  Creating /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/environment
  190 06:22:34.061536  LAVA metadata
  191 06:22:34.061595  - LAVA_JOB_ID=12521944
  192 06:22:34.061645  - LAVA_DISPATCHER_IP=192.168.201.1
  193 06:22:34.061727  start: 1.6.2.1 ssh-authorize (timeout 00:09:47) [common]
  194 06:22:34.061892  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 06:22:34.061963  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:47) [common]
  196 06:22:34.062012  skipped lava-vland-overlay
  197 06:22:34.062068  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 06:22:34.062129  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:47) [common]
  199 06:22:34.062178  skipped lava-multinode-overlay
  200 06:22:34.062234  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 06:22:34.062295  start: 1.6.2.4 test-definition (timeout 00:09:47) [common]
  202 06:22:34.062363  Loading test definitions
  203 06:22:34.062450  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:47) [common]
  204 06:22:34.062520  Using /lava-12521944 at stage 0
  205 06:22:34.062770  uuid=12521944_1.6.2.4.1 testdef=None
  206 06:22:34.062840  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 06:22:34.062902  start: 1.6.2.4.2 test-overlay (timeout 00:09:47) [common]
  208 06:22:34.063284  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 06:22:34.063500  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:47) [common]
  211 06:22:34.064011  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 06:22:34.064212  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:47) [common]
  214 06:22:34.064706  runner path: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/0/tests/0_timesync-off test_uuid 12521944_1.6.2.4.1
  215 06:22:34.064826  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 06:22:34.065003  start: 1.6.2.4.5 git-repo-action (timeout 00:09:47) [common]
  218 06:22:34.065088  Using /lava-12521944 at stage 0
  219 06:22:34.065164  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 06:22:34.065225  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/0/tests/1_kselftest-lkdtm'
  221 06:22:38.258366  Running '/usr/bin/git checkout kernelci.org
  222 06:22:38.389414  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 06:22:38.389980  uuid=12521944_1.6.2.4.5 testdef=None
  224 06:22:38.390128  end: 1.6.2.4.5 git-repo-action (duration 00:00:04) [common]
  226 06:22:38.390359  start: 1.6.2.4.6 test-overlay (timeout 00:09:43) [common]
  227 06:22:38.390985  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 06:22:38.391170  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:43) [common]
  230 06:22:38.391970  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 06:22:38.392154  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:43) [common]
  233 06:22:38.392978  runner path: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/0/tests/1_kselftest-lkdtm test_uuid 12521944_1.6.2.4.5
  234 06:22:38.393075  BOARD='imx6q-sabrelite'
  235 06:22:38.393126  BRANCH='cip-gitlab'
  236 06:22:38.393172  SKIPFILE='/dev/null'
  237 06:22:38.393218  SKIP_INSTALL='True'
  238 06:22:38.393260  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-905-gb40421b142370/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 06:22:38.393306  TST_CASENAME=''
  240 06:22:38.393349  TST_CMDFILES='lkdtm'
  241 06:22:38.393463  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 06:22:38.393640  Creating lava-test-runner.conf files
  244 06:22:38.393690  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12521944/lava-overlay-mgmhjx9g/lava-12521944/0 for stage 0
  245 06:22:38.393763  - 0_timesync-off
  246 06:22:38.393820  - 1_kselftest-lkdtm
  247 06:22:38.393895  end: 1.6.2.4 test-definition (duration 00:00:04) [common]
  248 06:22:38.393965  start: 1.6.2.5 compress-overlay (timeout 00:09:43) [common]
  249 06:22:45.180201  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  250 06:22:45.180343  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:36) [common]
  251 06:22:45.180425  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 06:22:45.180516  end: 1.6.2 lava-overlay (duration 00:00:11) [common]
  253 06:22:45.180589  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:36) [common]
  254 06:22:45.241177  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 06:22:45.241438  start: 1.6.4 extract-modules (timeout 00:09:36) [common]
  256 06:22:45.241541  extracting modules file /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip
  257 06:22:45.357625  extracting modules file /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk
  258 06:22:45.468957  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 06:22:45.469133  start: 1.6.5 apply-overlay-tftp (timeout 00:09:36) [common]
  260 06:22:45.469247  [common] Applying overlay to NFS
  261 06:22:45.469309  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12521944/compress-overlay-8q72stk9/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip
  262 06:22:46.253160  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 06:22:46.253324  start: 1.6.6 prepare-kernel (timeout 00:09:35) [common]
  264 06:22:46.253432  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:35) [common]
  265 06:22:46.253513  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 06:22:46.253580  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 06:22:46.253646  start: 1.6.7 configure-preseed-file (timeout 00:09:35) [common]
  268 06:22:46.253724  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 06:22:46.253793  start: 1.6.8 compress-ramdisk (timeout 00:09:35) [common]
  270 06:22:46.253853  Building ramdisk /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk
  271 06:22:46.341168  >> 80220 blocks

  272 06:22:47.837191  Adding RAMdisk u-boot header.
  273 06:22:47.837462  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk.cpio.gz.uboot
  274 06:22:47.885371  output: Image Name:   
  275 06:22:47.885661  output: Created:      Sat Jan 13 06:22:47 2024
  276 06:22:47.885746  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 06:22:47.885806  output: Data Size:    15344659 Bytes = 14985.02 KiB = 14.63 MiB
  278 06:22:47.885863  output: Load Address: 00000000
  279 06:22:47.885917  output: Entry Point:  00000000
  280 06:22:47.885969  output: 
  281 06:22:47.886081  rename /var/lib/lava/dispatcher/tmp/12521944/extract-overlay-ramdisk-0frvb3lo/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot
  282 06:22:47.886261  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 06:22:47.886369  end: 1.6 prepare-tftp-overlay (duration 00:00:16) [common]
  284 06:22:47.886475  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:33) [common]
  285 06:22:47.886543  No LXC device requested
  286 06:22:47.886609  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 06:22:47.886681  start: 1.8 deploy-device-env (timeout 00:09:33) [common]
  288 06:22:47.886744  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 06:22:47.886802  Checking files for TFTP limit of 4294967296 bytes.
  290 06:22:47.887190  end: 1 tftp-deploy (duration 00:00:27) [common]
  291 06:22:47.887292  start: 2 uboot-action (timeout 00:05:00) [common]
  292 06:22:47.887366  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 06:22:47.887431  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 06:22:47.887505  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 06:22:47.887639  substitutions:
  296 06:22:47.887695  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 06:22:47.887745  - {DTB_ADDR}: 0x13f00000
  298 06:22:47.887790  - {DTB}: 12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb
  299 06:22:47.887835  - {INITRD}: 12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot
  300 06:22:47.887879  - {KERNEL_ADDR}: 0x10000000
  301 06:22:47.887922  - {KERNEL}: 12521944/tftp-deploy-1bp5yrli/kernel/zImage
  302 06:22:47.887966  - {LAVA_MAC}: None
  303 06:22:47.888011  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip
  304 06:22:47.888057  - {NFS_SERVER_IP}: 192.168.201.1
  305 06:22:47.888101  - {PRESEED_CONFIG}: None
  306 06:22:47.888145  - {PRESEED_LOCAL}: None
  307 06:22:47.888189  - {RAMDISK_ADDR}: 0x14000000
  308 06:22:47.888233  - {RAMDISK}: 12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot
  309 06:22:47.888278  - {ROOT_PART}: None
  310 06:22:47.888322  - {ROOT}: None
  311 06:22:47.888367  - {SERVER_IP}: 192.168.201.1
  312 06:22:47.888411  - {TEE_ADDR}: 0x83000000
  313 06:22:47.888454  - {TEE}: None
  314 06:22:47.888498  Parsed boot commands:
  315 06:22:47.888547  - setenv autoload no
  316 06:22:47.888590  - setenv initrd_high 0xffffffff
  317 06:22:47.888632  - setenv fdt_high 0xffffffff
  318 06:22:47.888676  - dhcp
  319 06:22:47.888718  - setenv serverip 192.168.201.1
  320 06:22:47.888761  - tftp 0x10000000 12521944/tftp-deploy-1bp5yrli/kernel/zImage
  321 06:22:47.888803  - tftp 0x14000000 12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot
  322 06:22:47.888846  - setenv initrd_size ${filesize}
  323 06:22:47.888889  - tftp 0x13f00000 12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb
  324 06:22:47.888932  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  325 06:22:47.888981  - bootz 0x10000000 0x14000000 0x13f00000
  326 06:22:47.889038  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 06:22:47.889245  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 06:22:47.889302  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-5'
  330 06:22:47.892051  Setting prompt string to ['lava-test: # ']
  331 06:22:47.892302  end: 2.3 connect-device (duration 00:00:00) [common]
  332 06:22:47.892407  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 06:22:47.892480  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 06:22:47.892549  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 06:22:47.892694  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=reboot'
  336 06:22:52.951301  >> Command sent successfully.

  337 06:22:52.953530  Returned 0 in 5 seconds
  338 06:22:53.054196  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 06:22:53.055286  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 06:22:53.055647  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 06:22:53.055939  Setting prompt string to ['Hit any key to stop autoboot']
  343 06:22:53.056193  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 06:22:53.056952  [Enter `^Ec?' for help]

  345 06:22:54.433497  

  346 06:22:54.433637  

  347 06:22:54.433726  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 06:22:54.433816  

  349 06:22:54.433900  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 06:22:54.433985  Reset cause: POR

  351 06:22:54.434065  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 06:22:54.434146  Board: SABRE Lite

  353 06:22:54.434288  I2C:   ready

  354 06:22:54.434472  DRAM:  1 GiB

  355 06:22:54.481454  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 06:22:54.528646  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 06:22:54.528810  *** Warning - bad CRC, using default environment

  358 06:22:54.528886  

  359 06:22:54.528940  In:    serial

  360 06:22:54.528996  Out:   serial

  361 06:22:54.529057  Err:   serial

  362 06:22:54.529111  Net:   using phy at 7

  363 06:22:54.549353  FEC [PRIME], usb_ether

  364 06:22:54.549518  Error: usb_ether address not set.

  365 06:22:54.549592  

  366 06:22:54.549649  starting USB...

  367 06:22:54.549715  Bus usb@2184000: usb dr_mode not found

  368 06:22:54.597530  Bus usb@2184200: USB EHCI 1.00

  369 06:22:57.647085  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 06:23:02.789344  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 06:23:02.789493         scanning usb for storage devices... 0 Storage Device(s) found

  372 06:23:02.789554         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 06:23:03.031573  Hit any key to stop autoboot:  3 

  375 06:23:03.031731  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  376 06:23:03.031844  start: 2.4.3 bootloader-commands (timeout 00:04:45) [common]
  377 06:23:03.031921  Setting prompt string to ['=>']
  378 06:23:03.031988  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:45)
  379 06:23:03.044804   0 

  380 06:23:03.045086  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 06:23:03.045156  Sending with 10 millisecond of delay
  383 06:23:04.178733  => setenv autoload no

  384 06:23:04.188985  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 06:23:04.195657  setenv autoload no

  386 06:23:04.195911  Sending with 10 millisecond of delay
  388 06:23:05.991376  => setenv initrd_high 0xffffffff

  389 06:23:06.001663  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 06:23:06.001886  setenv initrd_high 0xffffffff

  391 06:23:06.002152  Sending with 10 millisecond of delay
  393 06:23:07.617874  => setenv fdt_high 0xffffffff

  394 06:23:07.628130  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 06:23:07.630104  setenv fdt_high 0xffffffff

  396 06:23:07.630359  Sending with 10 millisecond of delay
  398 06:23:07.921376  => dhcp

  399 06:23:07.931650  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 06:23:07.934006  dhcp

  401 06:23:08.029678  BOOTP broadcast 1

  402 06:23:08.045623  DHCP client bound to address 192.168.201.35 (9 ms)

  403 06:23:08.045914  Sending with 10 millisecond of delay
  405 06:23:09.842053  => setenv serverip 192.168.201.1

  406 06:23:09.852317  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 06:23:09.852498  setenv serverip 192.168.201.1

  408 06:23:09.852742  Sending with 10 millisecond of delay
  410 06:23:13.452433  => tftp 0x10000000 12521944/tftp-deploy-1bp5yrli/kernel/zImage

  411 06:23:13.462649  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 06:23:13.462824  tftp 0x10000000 12521944/tftp-deploy-1bp5yrli/kernel/zImage

  413 06:23:13.557896  Using FEC device

  414 06:23:13.584401  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  415 06:23:13.584535  Filename '12521944/tftp-deploy-1bp5yrli/kernel/zImage'.

  416 06:23:13.584597  Load address: 0x10000000

  417 06:23:13.648498  Loading: *#################################################################

  418 06:23:13.712094  	 #################################################################

  419 06:23:13.807988  	 #################################################################

  420 06:23:13.903912  	 #################################################################

  421 06:23:13.983846  	 #################################################################

  422 06:23:14.063652  	 #################################################################

  423 06:23:14.143581  	 #################################################################

  424 06:23:14.223602  	 #################################################################

  425 06:23:14.319290  	 #################################################################

  426 06:23:14.399573  	 #################################################################

  427 06:23:14.495130  	 #################################################################

  428 06:23:14.590885  	 #################################################################

  429 06:23:14.718768  	 #################################################################

  430 06:23:14.745892  	 ##########

  431 06:23:14.745985  	 10.4 MiB/s

  432 06:23:14.746040  done

  433 06:23:14.746102  Bytes transferred = 12546560 (bf7200 hex)

  434 06:23:14.746336  Sending with 10 millisecond of delay
  436 06:23:19.326240  => tftp 0x14000000 12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot

  437 06:23:19.336914  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 06:23:19.337493  tftp 0x14000000 12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot

  439 06:23:19.460193  Using FEC device

  440 06:23:19.460327  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  441 06:23:19.460388  Filename '12521944/tftp-deploy-1bp5yrli/ramdisk/ramdisk.cpio.gz.uboot'.

  442 06:23:19.460438  Load address: 0x14000000

  443 06:23:19.619721  Loading: *#################################################################

  444 06:23:19.779624  	 #################################################################

  445 06:23:19.923429  	 #################################################################

  446 06:23:20.051401  	 #################################################################

  447 06:23:20.211142  	 #################################################################

  448 06:23:20.371005  	 #################################################################

  449 06:23:20.514576  	 #################################################################

  450 06:23:20.674153  	 #################################################################

  451 06:23:20.833984  	 #################################################################

  452 06:23:20.994224  	 #################################################################

  453 06:23:21.153655  	 #################################################################

  454 06:23:21.313227  	 #################################################################

  455 06:23:21.457072  	 #################################################################

  456 06:23:21.617146  	 #################################################################

  457 06:23:21.776946  	 #################################################################

  458 06:23:21.936610  	 #################################################################

  459 06:23:21.960022  	 ######

  460 06:23:21.960444  	 5.9 MiB/s

  461 06:23:21.960674  done

  462 06:23:21.960875  Bytes transferred = 15344723 (ea2453 hex)

  463 06:23:21.961339  Sending with 10 millisecond of delay
  465 06:23:23.824071  => setenv initrd_size ${filesize}

  466 06:23:23.834801  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 06:23:23.835589  setenv initrd_size ${filesize}

  468 06:23:23.836172  Sending with 10 millisecond of delay
  470 06:23:28.053875  => tftp 0x13f00000 12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb

  471 06:23:28.064603  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 06:23:28.065305  tftp 0x13f00000 12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb

  473 06:23:28.159525  Using FEC device

  474 06:23:28.200302  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  475 06:23:28.200768  Filename '12521944/tftp-deploy-1bp5yrli/dtb/imx6q-sabrelite.dtb'.

  476 06:23:28.201028  Load address: 0x13f00000

  477 06:23:28.201247  Loading: *###

  478 06:23:28.201455  	 5.1 MiB/s

  479 06:23:28.201665  done

  480 06:23:28.201870  Bytes transferred = 42661 (a6a5 hex)

  481 06:23:28.202331  Sending with 10 millisecond of delay
  483 06:23:41.778854  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  484 06:23:41.789701  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 06:23:41.790470  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  486 06:23:41.791063  Sending with 10 millisecond of delay
  488 06:23:44.136924  => bootz 0x10000000 0x14000000 0x13f00000

  489 06:23:44.147589  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 06:23:44.148127  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 06:23:44.181033  bootz 0x10000000 0x14000000 0x13f00000

  492 06:23:44.181492  Kernel image @ 0x10000000 [ 0x000000 - 0xbf7200 ]

  493 06:23:44.181777  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  494 06:23:44.182027     Image Name:   

  495 06:23:44.182261     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  496 06:23:44.182490     Data Size:    15344659 Bytes = 14.6 MiB

  497 06:23:44.182714     Load Address: 00000000

  498 06:23:44.182936     Entry Point:  00000000

  499 06:23:44.369891     Verifying Checksum ... OK

  500 06:23:44.370397  ## Flattened Device Tree blob at 13f00000

  501 06:23:44.370690     Booting using the fdt blob at 0x13f00000

  502 06:23:44.370932     Using Device Tree in place at 13f00000, end 13f0d6a4

  503 06:23:44.371161  

  504 06:23:44.371422  Starting kernel ...

  505 06:23:44.371647  

  506 06:23:44.372275  end: 2.4.3 bootloader-commands (duration 00:00:41) [common]
  507 06:23:44.372652  start: 2.4.4 auto-login-action (timeout 00:04:04) [common]
  508 06:23:44.372946  Setting prompt string to ['Linux version [0-9]']
  509 06:23:44.373219  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 06:23:44.373502  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 06:23:45.419529  [    0.000000] Booting Linux on physical CPU 0x0

  512 06:23:45.420039  [    0.000000] Linux version 5.10.207-cip41 (KernelCI@build-j76188-arm-gcc-10-multi-v7-defconfig-kselftest-8xbbs) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Jan 13 05:56:42 UTC 2024

  513 06:23:45.420343  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  514 06:23:45.420595  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  515 06:23:45.421256  start: 2.4.4.1 login-action (timeout 00:04:02) [common]
  516 06:23:45.421572  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 06:23:45.421851  Setting prompt string to []
  518 06:23:45.422135  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 06:23:45.422412  Using line separator: #'\n'#
  520 06:23:45.422650  No login prompt set.
  521 06:23:45.422896  Parsing kernel messages
  522 06:23:45.423116  ['-\\[ 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 06:23:45.423557  [login-action] Waiting for messages, (timeout 00:04:02)
  524 06:23:45.462429  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  525 06:23:45.462607  [    0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '')

  526 06:23:45.462693  [    0.000000] printk: bootconsole [ec_imx21] enabled

  527 06:23:45.462762  [    0.000000] Memory policy: Data cache writealloc

  528 06:23:45.462827  [    0.000000] efi: UEFI not found.

  529 06:23:45.462890  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  530 06:23:45.462953  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  531 06:23:45.463016  [    0.000000] Zone ranges:

  532 06:23:45.463078  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  533 06:23:45.505037  [    0.000000]   Normal   empty

  534 06:23:45.505508  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  535 06:23:45.505865  [    0.000000] Movable zone start for each node

  536 06:23:45.506238  [    0.000000] Early memory node ranges

  537 06:23:45.506580  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  538 06:23:45.506827  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  539 06:23:45.580193  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  540 06:23:45.580660  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  541 06:23:45.580925  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

  542 06:23:45.581174  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  543 06:23:45.606164  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  544 06:23:45.606637  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  545 06:23:45.797791  <6>[    0.000000] Memory: 921472K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61568K reserved, 65536K cma-reserved, 196608K highmem)

  546 06:23:45.798311  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  547 06:23:45.798601  <6>[    0.000000] ftrace: allocating 56142 entries in 165 pages

  548 06:23:46.153160  <6>[    0.000000] ftrace: allocated 165 pages with 4 groups

  549 06:23:46.153646  <6>[    0.000000] Running RCU self tests

  550 06:23:46.153932  <6>[    0.000000] rcu: Hierarchical RCU implementation.

  551 06:23:46.154175  <6>[    0.000000] rcu: 	RCU event tracing is enabled.

  552 06:23:46.154406  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.

  553 06:23:46.154634  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  554 06:23:46.154860  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.

  555 06:23:46.155099  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.

  556 06:23:46.180278  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  557 06:23:46.180785  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  558 06:23:46.261765  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  559 06:23:46.262226  <6>[    0.000000] L2C-310 errata 752271 769419 enabled

  560 06:23:46.262484  <6>[    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  561 06:23:46.262708  <6>[    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  562 06:23:46.262921  <6>[    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  563 06:23:46.263129  <6>[    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  564 06:23:46.263387  <6>[    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  565 06:23:46.276576  <6>[    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  566 06:23:46.372414  <6>[    0.000000] Switching to timer-based delay loop, resolution 333ns

  567 06:23:46.372920  <6>[    0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  568 06:23:46.373213  <6>[    0.008445] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  569 06:23:46.373459  <6>[    0.022961] Console: colour dummy device 80x30

  570 06:23:46.373690  <4>[    0.024867] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  571 06:23:46.373920  <4>[    0.032875] ... MAX_LOCKDEP_SUBCLASSES:  8

  572 06:23:46.415368  <4>[    0.037220] ... MAX_LOCK_DEPTH:          48

  573 06:23:46.415831  <4>[    0.041629] ... MAX_LOCKDEP_KEYS:        8192

  574 06:23:46.416112  <4>[    0.046266] ... CLASSHASH_SIZE:          4096

  575 06:23:46.416359  <4>[    0.050851] ... MAX_LOCKDEP_ENTRIES:     32768

  576 06:23:46.416569  <4>[    0.055573] ... MAX_LOCKDEP_CHAINS:      65536

  577 06:23:46.416778  <4>[    0.060248] ... CHAINHASH_SIZE:          32768

  578 06:23:46.416985  <4>[    0.064946]  memory used by lock dependency info: 4061 kB

  579 06:23:46.417193  <4>[    0.070625]  memory used for stack traces: 2112 kB

  580 06:23:46.417399  <4>[    0.075670]  per task-struct memory footprint: 1536 bytes

  581 06:23:46.458829  <6>[    0.081360] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  582 06:23:46.459347  <6>[    0.091776] CPU: Testing write buffer coherency: ok

  583 06:23:46.459626  <6>[    0.096908] CPU0: Spectre v2: using BPIALL workaround

  584 06:23:46.459850  <6>[    0.102184] pid_max: default: 32768 minimum: 301

  585 06:23:46.460065  <6>[    0.107379] LSM: Security Framework initializing

  586 06:23:46.460278  <6>[    0.112004] LSM support for eBPF active

  587 06:23:46.460491  <6>[    0.116155] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  588 06:23:46.509215  <6>[    0.123604] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  589 06:23:46.509680  <6>[    0.135061] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  590 06:23:46.509958  <6>[    0.141577] Setting up static identity map for 0x10300000 - 0x103000ac

  591 06:23:46.510194  <6>[    0.147986] rcu: Hierarchical SRCU implementation.

  592 06:23:46.510427  <6>[    0.159382] EFI services will not be available.

  593 06:23:46.510656  <6>[    0.162447] smp: Bringing up secondary CPUs ...

  594 06:23:46.510874  <6>[    0.168987] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  595 06:23:46.552893  <6>[    0.169003] CPU1: Spectre v2: using BPIALL workaround

  596 06:23:46.553313  <6>[    0.180777] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  597 06:23:46.553616  <6>[    0.180793] CPU2: Spectre v2: using BPIALL workaround

  598 06:23:46.553860  <6>[    0.192218] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  599 06:23:46.554088  <6>[    0.192233] CPU3: Spectre v2: using BPIALL workaround

  600 06:23:46.554309  <6>[    0.201251] smp: Brought up 1 node, 4 CPUs

  601 06:23:46.554535  <6>[    0.204977] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  602 06:23:46.554759  <6>[    0.211513] CPU: All CPU(s) started in SVC mode.

  603 06:23:46.568703  <6>[    0.218749] devtmpfs: initialized

  604 06:23:46.655777  <6>[    0.267760] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  605 06:23:46.655910  <6>[    0.275254] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  606 06:23:46.655976  <6>[    0.283114] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  607 06:23:46.656027  <6>[    0.294818] pinctrl core: initialized pinctrl subsystem

  608 06:23:46.656075  <6>[    0.303858] DMI not present or invalid.

  609 06:23:46.656120  <6>[    0.307295] NET: Registered protocol family 16

  610 06:23:46.694037  <6>[    0.319655] DMA: preallocated 256 KiB pool for atomic coherent allocations

  611 06:23:46.694113  <6>[    0.332537] thermal_sys: Registered thermal governor 'step_wise'

  612 06:23:46.694165  <6>[    0.333038] cpuidle: using governor menu

  613 06:23:46.694213  <6>[    0.341110] CPU identified as i.MX6Q, silicon rev 1.2

  614 06:23:47.333364  <6>[    0.987365] vdd1p1: supplied by regulator-dummy

  615 06:23:47.365310  <6>[    1.016628] vdd3p0: supplied by regulator-dummy

  616 06:23:47.381126  <6>[    1.045472] vdd2p5: supplied by regulator-dummy

  617 06:23:47.412702  <6>[    1.074397] vddarm: supplied by regulator-dummy

  618 06:23:47.444760  <6>[    1.104011] vddpu: supplied by regulator-dummy

  619 06:23:47.476761  <6>[    1.132312] vddsoc: supplied by regulator-dummy

  620 06:23:48.644415  <6>[    2.282384] No ATAGs?

  621 06:23:48.644554  <6>[    2.283187] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  622 06:23:48.644637  <6>[    2.290419] hw-breakpoint: maximum watchpoint size is 4 bytes.

  623 06:23:48.665508  <6>[    2.313371] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  624 06:23:48.681152  <6>[    2.342987] Serial: AMBA PL011 UART driver

  625 06:23:48.745202  <6>[    2.400650] Kprobes globally optimized

  626 06:23:48.887919  <6>[    2.504517] iommu: Default domain type: Translated 

  627 06:23:48.888060  <6>[    2.509017] vgaarb: loaded

  628 06:23:48.888122  <5>[    2.514068] SCSI subsystem initialized

  629 06:23:48.888182  <6>[    2.517381] usbcore: registered new interface driver usbfs

  630 06:23:48.888231  <6>[    2.521240] usbcore: registered new interface driver hub

  631 06:23:48.888279  <6>[    2.526800] usbcore: registered new device driver usb

  632 06:23:48.888326  <6>[    2.538621] i2c i2c-0: IMX I2C adapter registered

  633 06:23:48.888375  <6>[    2.546970] i2c i2c-1: IMX I2C adapter registered

  634 06:23:48.920950  <6>[    2.553110] i2c i2c-2: IMX I2C adapter registered

  635 06:23:48.921339  <6>[    2.559424] pps_core: LinuxPPS API ver. 1 registered

  636 06:23:48.921578  <6>[    2.561820] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  637 06:23:48.921802  <6>[    2.571320] PTP clock support registered

  638 06:23:48.942902  <6>[    2.590947] clocksource: Switched to clocksource mxc_timer1

  639 06:23:50.736942  <6>[    4.362103] NET: Registered protocol family 2

  640 06:23:50.737417  <6>[    4.364551] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  641 06:23:50.737689  <6>[    4.375079] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  642 06:23:50.737915  <6>[    4.381159] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  643 06:23:50.738134  <6>[    4.389138] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  644 06:23:50.738340  <6>[    4.397915] TCP: Hash tables configured (established 8192 bind 8192)

  645 06:23:50.779502  <6>[    4.404395] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  646 06:23:50.779649  <6>[    4.411069] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  647 06:23:50.779721  <6>[    4.417799] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  648 06:23:50.779781  <6>[    4.425631] NET: Registered protocol family 1

  649 06:23:50.779846  <6>[    4.432219] RPC: Registered named UNIX socket transport module.

  650 06:23:50.779909  <6>[    4.435691] RPC: Registered udp transport module.

  651 06:23:50.779965  <6>[    4.440638] RPC: Registered tcp transport module.

  652 06:23:50.811139  <6>[    4.445673] RPC: Registered tcp NFSv4.1 backchannel transport module.

  653 06:23:50.811236  <6>[    4.452379] NET: Registered protocol family 44

  654 06:23:50.811296  <6>[    4.457023] PCI: CLS 0 bytes, default 64

  655 06:23:50.811348  <6>[    4.463496] Trying to unpack rootfs image as initramfs...

  656 06:23:52.623669  <6>[    6.245397] Freeing initrd memory: 14988K

  657 06:23:52.623795  <4>[    6.248041] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  658 06:23:52.623851  <6>[    6.255403] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  659 06:23:52.623902  <5>[    6.270773] Initialise system trusted keyrings

  660 06:23:52.623947  <6>[    6.273562] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  661 06:23:52.699837  <6>[    6.323292] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  662 06:23:52.700311  <5>[    6.329752] NFS: Registering the id_resolver key type

  663 06:23:52.700581  <5>[    6.332443] Key type id_resolver registered

  664 06:23:52.700805  <5>[    6.336687] Key type id_legacy registered

  665 06:23:52.701021  <6>[    6.341511] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  666 06:23:52.701234  <6>[    6.347959] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  667 06:23:52.701440  <6>[    6.355767] ntfs: driver 2.1.32 [Flags: R/O].

  668 06:23:52.701647  <5>[    6.362093] Key type asymmetric registered

  669 06:23:52.742055  <5>[    6.364592] Asymmetric key parser 'x509' registered

  670 06:23:52.742530  <6>[    6.369949] bounce: pool size: 64 pages

  671 06:23:52.742800  <6>[    6.373932] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  672 06:23:52.743028  <6>[    6.381509] io scheduler mq-deadline registered

  673 06:23:52.743272  <6>[    6.386181] io scheduler kyber registered

  674 06:23:52.743487  <4>[    6.391332] test_firmware: interface ready

  675 06:23:52.901543  <6>[    6.552589] mxs-dma 110000.dma-controller: initialized

  676 06:23:52.974749  <4>[    6.612335] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  677 06:23:52.975180  <6>[    6.620347] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware

  678 06:23:53.192985  <6>[    6.841928] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  679 06:23:53.242079  <6>[    6.864020] SuperH (H)SCI(F) driver initialized

  680 06:23:53.242183  <6>[    6.868636] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  681 06:23:53.242240  <6>[    6.879426] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  682 06:23:53.242290  <6>[    6.885960] printk: console [ttymxc1] enabled

  683 06:23:53.242337  <6>[    6.885960] printk: console [ttymxc1] enabled

  684 06:23:53.242382  <6>[    6.894767] printk: bootconsole [ec_imx21] disabled

  685 06:23:53.242428  <6>[    6.894767] printk: bootconsole [ec_imx21] disabled

  686 06:23:53.275785  <6>[    6.910593] msm_serial: driver initialized

  687 06:23:53.275895  <6>[    6.916039] STMicroelectronics ASC driver initialized

  688 06:23:53.275956  <6>[    6.927323] STM32 USART driver initialized

  689 06:23:53.303787  <6>[    6.952287] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  690 06:23:53.338405  <4>[    6.972358] panel-simple panel-lcd: supply power not found, using dummy regulator

  691 06:23:53.338860  <4>[    6.980967] panel-simple panel-lcd: Specify missing connector_type

  692 06:23:53.339117  <4>[    6.988819] panel-simple panel-lvds0: supply power not found, using dummy regulator

  693 06:23:53.386011  <6>[    7.037987] brd: module loaded

  694 06:23:53.417551  <6>[    7.082968] loop: module loaded

  695 06:23:53.441081  <6>[    7.089197] lkdtm: No crash points registered, enable through debugfs

  696 06:23:53.485819  <6>[    7.110013] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  697 06:23:53.486330  <6>[    7.118304] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  698 06:23:53.486615  <6>[    7.126721] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  699 06:23:53.486858  <6>[    7.135247] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  700 06:23:53.487086  <4>[    7.143524] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  701 06:23:53.540440  <4>[    7.151897] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  702 06:23:53.540951  <4>[    7.159799] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  703 06:23:53.541240  <6>[    7.171408] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  704 06:23:53.541485  <6>[    7.178692] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  705 06:23:53.541718  <6>[    7.187860] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  706 06:23:53.541947  <6>[    7.201979] scsi host0: ahci-imx

  707 06:23:53.560781  <6>[    7.207571] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  708 06:23:53.618126  <6>[    7.266952] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  709 06:23:53.618269  <6>[    7.280248] pps pps0: new PPS source ptp0

  710 06:23:53.702654  <6>[    7.324598] fec 2188000.ethernet eth0: registered PHC device 0

  711 06:23:53.703096  <6>[    7.335084] e1000e: Intel(R) PRO/1000 Network Driver

  712 06:23:53.703435  <6>[    7.340341] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  713 06:23:53.703666  <6>[    7.346810] igb: Intel(R) Gigabit Ethernet Network Driver

  714 06:23:53.703882  <6>[    7.352561] igb: Copyright (c) 2007-2014 Intel Corporation.

  715 06:23:53.753555  <6>[    7.378339] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  716 06:23:53.754050  <6>[    7.386215] usbcore: registered new interface driver pegasus

  717 06:23:53.754319  <6>[    7.392392] usbcore: registered new interface driver asix

  718 06:23:53.754553  <6>[    7.398223] usbcore: registered new interface driver ax88179_178a

  719 06:23:53.754776  <6>[    7.404777] usbcore: registered new interface driver cdc_ether

  720 06:23:53.754999  <6>[    7.411128] usbcore: registered new interface driver smsc75xx

  721 06:23:53.791499  <6>[    7.417344] usbcore: registered new interface driver smsc95xx

  722 06:23:53.791851  <6>[    7.423552] usbcore: registered new interface driver net1080

  723 06:23:53.792068  <6>[    7.429645] usbcore: registered new interface driver cdc_subset

  724 06:23:53.792251  <6>[    7.436022] usbcore: registered new interface driver zaurus

  725 06:23:53.792436  <6>[    7.442143] usbcore: registered new interface driver cdc_ncm

  726 06:23:53.840809  <6>[    7.459700] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  727 06:23:53.841235  <6>[    7.466628] ehci-pci: EHCI PCI platform driver

  728 06:23:53.841467  <6>[    7.471570] ehci-platform: EHCI generic platform driver

  729 06:23:53.841693  <6>[    7.478003] ehci-orion: EHCI orion driver

  730 06:23:53.841906  <6>[    7.483155] SPEAr-ehci: EHCI SPEAr driver

  731 06:23:53.842126  <6>[    7.488220] ehci-st: EHCI STMicroelectronics driver

  732 06:23:53.842338  <6>[    7.494197] ehci-exynos: EHCI Exynos driver

  733 06:23:53.842545  <6>[    7.499420] ehci-atmel: EHCI Atmel driver

  734 06:23:53.842751  <6>[    7.504532] tegra-ehci: Tegra EHCI driver

  735 06:23:53.901364  <6>[    7.509630] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  736 06:23:53.901647  <6>[    7.516203] ohci-pci: OHCI PCI platform driver

  737 06:23:53.901813  <6>[    7.521118] ohci-platform: OHCI generic platform driver

  738 06:23:53.901950  <6>[    7.527493] SPEAr-ohci: OHCI SPEAr driver

  739 06:23:53.902082  <6>[    7.532630] ohci-st: OHCI STMicroelectronics driver

  740 06:23:53.902212  <6>[    7.538584] ohci-atmel: OHCI Atmel driver

  741 06:23:53.902342  <6>[    7.546830] usbcore: registered new interface driver usb-storage

  742 06:23:53.902470  <6>[    7.563325] ata1: SATA link down (SStatus 0 SControl 300)

  743 06:23:53.943609  <6>[    7.569349] ahci-imx 2200000.sata: no device found, disabling link.

  744 06:23:53.944101  <6>[    7.575972] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  745 06:23:53.944402  <6>[    7.582737] i2c /dev entries driver

  746 06:23:54.056425  <6>[    7.661536] sdhci: Secure Digital Host Controller Interface driver

  747 06:23:54.056577  <6>[    7.668010] sdhci: Copyright(c) Pierre Ossman

  748 06:23:54.056635  <6>[    7.681487] Synopsys Designware Multimedia Card Interface Driver

  749 06:23:54.056685  <6>[    7.694520] sdhci-pltfm: SDHCI platform and OF driver helper

  750 06:23:54.056731  <6>[    7.704039] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  751 06:23:54.056776  <6>[    7.704046] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  752 06:23:54.056822  <6>[    7.714862] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  753 06:23:54.124016  <6>[    7.721498] ledtrig-cpu: registered to indicate activity on CPUs

  754 06:23:54.124151  <6>[    7.731259] usbcore: registered new interface driver usbhid

  755 06:23:54.124210  <6>[    7.737121] usbhid: USB HID core driver

  756 06:23:54.124260  <6>[    7.742028] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  757 06:23:54.124307  <6>[    7.755267] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  758 06:23:54.124354  <6>[    7.763798] ipip: IPv4 and MPLS over IPv4 tunneling driver

  759 06:23:54.124401  <6>[    7.772040] IPv4 over IPsec tunneling driver

  760 06:23:54.124462  <6>[    7.781201] NET: Registered protocol family 10

  761 06:23:54.167372  <6>[    7.791360] Segment Routing with IPv6

  762 06:23:54.167509  <6>[    7.801037] NET: Registered protocol family 17

  763 06:23:54.167569  <6>[    7.807383] 8021q: 802.1Q VLAN Support v1.8

  764 06:23:54.167621  <5>[    7.812968] Key type dns_resolver registered

  765 06:23:54.192711  <6>[    7.831253] ThumbEE CPU extension supported.

  766 06:23:54.193178  <5>[    7.835846] Registering SWP/SWPB emulation handler

  767 06:23:54.193439  <5>[    7.844766] Loading compiled-in X.509 certificates

  768 06:23:54.380905  <4>[    8.001571] panel-simple panel-lcd: supply power not found, using dummy regulator

  769 06:23:54.381039  <4>[    8.010051] panel-simple panel-lcd: Specify missing connector_type

  770 06:23:54.381101  <6>[    8.017737] mmc2: new high speed SDHC card at address 0001

  771 06:23:54.381152  <4>[    8.022875] panel-simple panel-lvds0: supply power not found, using dummy regulator

  772 06:23:54.381199  <6>[    8.026773] mmcblk2: mmc2:0001 SD 14.6 GiB 

  773 06:23:54.449713  <4>[    8.061829] imx_usb 2184200.usb: No over current polarity defined

  774 06:23:54.449834  <4>[    8.077037] GPT:Primary header thinks Alt. header is not at the end of the disk.

  775 06:23:54.449894  <6>[    8.077401] ci_hdrc ci_hdrc.1: EHCI Host Controller

  776 06:23:54.449943  <4>[    8.084857] GPT:29296874 != 30560255

  777 06:23:54.450003  <4>[    8.084879] GPT:Alternate GPT header not at the end of the disk.

  778 06:23:54.450053  <4>[    8.084891] GPT:29296874 != 30560255

  779 06:23:54.450101  <4>[    8.084901] GPT: Use GNU Parted to correct GPT errors.

  780 06:23:54.450149  <6>[    8.090366] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  781 06:23:54.491440  <6>[    8.094031]  mmcblk2: p1 p2 p3

  782 06:23:54.502784  <6>[    8.151476] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  783 06:23:54.525828  <6>[    8.170817] hub 1-0:1.0: USB hub found

  784 06:23:54.525918  <6>[    8.177212] hub 1-0:1.0: 1 port detected

  785 06:23:54.546615  <6>[    8.192830] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  786 06:23:54.597362  <4>[    8.222778] panel-simple panel-lcd: supply power not found, using dummy regulator

  787 06:23:54.597844  <4>[    8.231221] panel-simple panel-lcd: Specify missing connector_type

  788 06:23:54.598165  <4>[    8.243807] panel-simple panel-lvds0: supply power not found, using dummy regulator

  789 06:23:54.647028  <4>[    8.271948] panel-simple panel-lcd: supply power not found, using dummy regulator

  790 06:23:54.647527  <4>[    8.280343] panel-simple panel-lcd: Specify missing connector_type

  791 06:23:54.647641  <4>[    8.292960] panel-simple panel-lvds0: supply power not found, using dummy regulator

  792 06:23:54.663279  <6>[    8.312012] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  793 06:23:54.713722  <4>[    8.339257] panel-simple panel-lcd: supply power not found, using dummy regulator

  794 06:23:54.713909  <4>[    8.347939] panel-simple panel-lcd: Specify missing connector_type

  795 06:23:54.713999  <4>[    8.360547] panel-simple panel-lvds0: supply power not found, using dummy regulator

  796 06:23:54.739664  <6>[    8.381952] 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 06:23:54.912810  <6>[    8.561229] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  798 06:23:55.120635  <6>[    8.769691] hub 1-1:1.0: USB hub found

  799 06:23:55.121135  <6>[    8.774585] hub 1-1:1.0: 3 ports detected

  800 06:23:55.183453  <4>[    8.806549] panel-simple panel-lcd: supply power not found, using dummy regulator

  801 06:23:55.183932  <4>[    8.815219] panel-simple panel-lcd: Specify missing connector_type

  802 06:23:55.184203  <4>[    8.829472] panel-simple panel-lvds0: supply power not found, using dummy regulator

  803 06:23:57.874307  <6>[   11.522757] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  804 06:23:57.890319  <6>[   11.541093] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  805 06:23:57.986333  <5>[   11.570995] Sending DHCP requests ., OK

  806 06:23:57.986466  <6>[   11.615883] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35

  807 06:23:57.986526  <6>[   11.624373] IP-Config: Complete:

  808 06:23:57.986575  <6>[   11.627937]      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 06:23:57.986621  <6>[   11.638850]      host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none)

  810 06:23:57.986666  <6>[   11.647105]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  811 06:23:58.001948  <6>[   11.647144]      nameserver0=192.168.201.1

  812 06:23:58.050004  <6>[   11.711842] Freeing unused kernel memory: 2048K

  813 06:23:58.081956  <6>[   11.741938] Run /init as init process

  814 06:23:58.130071  Loading, please wait...

  815 06:23:58.241875  Starting version 247.3-7+deb11u2

  816 06:24:01.693344  <6>[   15.356748] imx-ipuv3 2400000.ipu: IPUv3H probed

  817 06:24:01.740016  <4>[   15.388620] panel-simple panel-lcd: supply power not found, using dummy regulator

  818 06:24:01.776058  <4>[   15.408962] panel-simple panel-lcd: Specify missing connector_type

  819 06:24:01.776515  <6>[   15.425214] imx-ipuv3 2800000.ipu: IPUv3H probed

  820 06:24:01.799410  <4>[   15.447440] panel-simple panel-lvds0: supply power not found, using dummy regulator

  821 06:24:01.814713  <6>[   15.474792] CAN device driver interface

  822 06:24:01.852675  <4>[   15.488530] panel-simple panel-lcd: supply power not found, using dummy regulator

  823 06:24:01.853110  <4>[   15.502994] panel-simple panel-lcd: Specify missing connector_type

  824 06:24:01.874626  <4>[   15.522970] panel-simple panel-lvds0: supply power not found, using dummy regulator

  825 06:24:01.923766  <4>[   15.565658] panel-simple panel-lcd: supply power not found, using dummy regulator

  826 06:24:01.924212  <4>[   15.574265] panel-simple panel-lcd: Specify missing connector_type

  827 06:24:02.005016  <6>[   15.612021] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  828 06:24:02.005506  <6>[   15.626404] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  829 06:24:02.005773  <6>[   15.643164] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  830 06:24:02.005999  <6>[   15.650035] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  831 06:24:02.006214  <6>[   15.657529] caam 2100000.crypto: Entropy delay = 3200

  832 06:24:02.076210  <6>[   15.723755] caam 2100000.crypto: Instantiated RNG4 SH0

  833 06:24:02.147703  <6>[   15.784518] caam 2100000.crypto: Instantiated RNG4 SH1

  834 06:24:02.148171  <6>[   15.790001] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  835 06:24:02.148429  <6>[   15.796983] caam 2100000.crypto: job rings = 2, qi = 0

  836 06:24:02.200194  <6>[   15.817745] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  837 06:24:02.200786  <4>[   15.820459] panel-simple panel-lvds0: supply power not found, using dummy regulator

  838 06:24:02.201172  <6>[   15.825089] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  839 06:24:02.201526  <6>[   15.838578] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  840 06:24:02.201827  <6>[   15.849137] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1

  841 06:24:02.202159  <4>[   15.859457] panel-simple panel-lcd: supply power not found, using dummy regulator

  842 06:24:02.215517  <4>[   15.868205] panel-simple panel-lcd: Specify missing connector_type

  843 06:24:02.261257  <4>[   15.892974] panel-simple panel-lvds0: supply power not found, using dummy regulator

  844 06:24:02.261389  <6>[   15.893453] sgtl5000 0-000a: sgtl5000 revision 0x11

  845 06:24:02.261457  <6>[   15.911993] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  846 06:24:02.292601  <4>[   15.934146] panel-simple panel-lcd: supply power not found, using dummy regulator

  847 06:24:02.293172  <4>[   15.942699] panel-simple panel-lcd: Specify missing connector_type

  848 06:24:02.332510  <4>[   15.980982] panel-simple panel-lvds0: supply power not found, using dummy regulator

  849 06:24:02.385602  <4>[   16.011475] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  850 06:24:02.386035  <4>[   16.011622] panel-simple panel-lcd: supply power not found, using dummy regulator

  851 06:24:02.386297  <4>[   16.020061] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests

  852 06:24:02.386521  <4>[   16.027975] panel-simple panel-lcd: Specify missing connector_type

  853 06:24:02.386736  <4>[   16.036336] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  854 06:24:02.429126  <4>[   16.049318] panel-simple panel-lvds0: supply power not found, using dummy regulator

  855 06:24:02.429528  <4>[   16.051365] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests

  856 06:24:02.429774  <6>[   16.052756] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  857 06:24:02.429997  <6>[   16.053144] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  858 06:24:02.430210  <6>[   16.053585] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  859 06:24:02.475369  <6>[   16.053977] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  860 06:24:02.475839  <4>[   16.080524] panel-simple panel-lcd: supply power not found, using dummy regulator

  861 06:24:02.476104  <4>[   16.109196] panel-simple panel-lcd: Specify missing connector_type

  862 06:24:02.476329  <4>[   16.123369] panel-simple panel-lvds0: supply power not found, using dummy regulator

  863 06:24:02.513039  <4>[   16.155381] panel-simple panel-lcd: supply power not found, using dummy regulator

  864 06:24:02.513529  <4>[   16.164468] panel-simple panel-lcd: Specify missing connector_type

  865 06:24:02.570203  <6>[   16.190719] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  866 06:24:02.570603  <6>[   16.199666] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  867 06:24:02.570880  <6>[   16.208441] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  868 06:24:02.571103  <6>[   16.217196] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  869 06:24:03.241501  <6>[   16.888923] caam algorithms registered in /proc/crypto

  870 06:24:03.242006  <6>[   16.899148] caam 2100000.crypto: registering rng-caam

  871 06:24:03.263149  <4>[   16.911175] panel-simple panel-lvds0: supply power not found, using dummy regulator

  872 06:24:03.301128  <4>[   16.945146] panel-simple panel-lcd: supply power not found, using dummy regulator

  873 06:24:03.301711  <4>[   16.953672] panel-simple panel-lcd: Specify missing connector_type

  874 06:24:03.350758  <6>[   16.971159] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  875 06:24:03.351290  <6>[   16.979790] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  876 06:24:03.351586  <6>[   16.988625] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  877 06:24:03.351836  <6>[   16.997371] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  878 06:24:03.352069  Begin: Loading essential drivers ... done.

  879 06:24:03.352299  Begin: Running /scripts/init-premount ... done.

  880 06:24:03.376283  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

  881 06:24:03.376800  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  882 06:24:03.392502  Device /sys/class/net/eth0 found

  883 06:24:03.392971  done.

  884 06:24:03.423623  <5>[   17.088271] random: crng init done

  885 06:24:03.641320  IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP

  886 06:24:03.641459  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  887 06:24:03.641539   address: 192.168.201.35   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  888 06:24:03.641595   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  889 06:24:03.641651   host   : imx6q-sabrelite-lava-cbg-5                                      

  890 06:24:03.641696   domain : lava-rack                                                       

  891 06:24:03.641752   rootserver: 192.168.201.1 rootpath: 

  892 06:24:03.641806   filename  : 

  893 06:24:03.721316  done.

  894 06:24:03.747388  Begin: Running /scripts/nfs-bottom ... done.

  895 06:24:03.811003  Begin: Running /scripts/init-bottom ... done.

  896 06:24:05.149976  <30>[   18.798836] systemd[1]: System time before build time, advancing clock.

  897 06:24:05.372253  <30>[   18.996075] 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)

  898 06:24:05.372669  <30>[   19.022637] systemd[1]: Detected architecture arm.

  899 06:24:05.388413  

  900 06:24:05.388831  Welcome to Debian GNU/Linux 11 (bullseye)!

  901 06:24:05.389066  

  902 06:24:05.435826  <30>[   19.087541] systemd[1]: Set hostname to <debian-bullseye-armhf>.

  903 06:24:06.858309  <30>[   20.486196] systemd[1]: Queued start job for default target Graphical Interface.

  904 06:24:06.858743  <30>[   20.500313] systemd[1]: Created slice system-getty.slice.

  905 06:24:06.858985  [  OK  ] Created slice system-getty.slice.

  906 06:24:06.914416  <30>[   20.555877] systemd[1]: Created slice system-modprobe.slice.

  907 06:24:06.914568  [  OK  ] Created slice system-modprobe.slice.

  908 06:24:06.968815  <30>[   20.605757] systemd[1]: Created slice system-serial\x2dgetty.slice.

  909 06:24:06.968950  [  OK  ] Created slice system-serial\x2dgetty.slice.

  910 06:24:07.017776  <30>[   20.655158] systemd[1]: Created slice User and Session Slice.

  911 06:24:07.017864  [  OK  ] Created slice User and Session Slice.

  912 06:24:07.072714  <30>[   20.705099] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

  913 06:24:07.072798  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

  914 06:24:07.121038  <30>[   20.754393] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

  915 06:24:07.121130  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

  916 06:24:07.171921  <30>[   20.802627] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.

  917 06:24:07.172008  <30>[   20.815116] systemd[1]: Reached target Local Encrypted Volumes.

  918 06:24:07.172065  [  OK  ] Reached target Local Encrypted Volumes.

  919 06:24:07.187746  <30>[   20.851623] systemd[1]: Reached target Paths.

  920 06:24:07.203682  [  OK  ] Reached target Paths.

  921 06:24:07.252800  <30>[   20.891528] systemd[1]: Reached target Remote File Systems.

  922 06:24:07.252911  [  OK  ] Reached target Remote File Systems.

  923 06:24:07.268550  <30>[   20.931706] systemd[1]: Reached target Slices.

  924 06:24:07.284721  [  OK  ] Reached target Slices.

  925 06:24:07.325619  <30>[   20.971492] systemd[1]: Reached target Swap.

  926 06:24:07.325703  [  OK  ] Reached target Swap.

  927 06:24:07.378749  <30>[   21.015151] systemd[1]: Listening on initctl Compatibility Named Pipe.

  928 06:24:07.378831  [  OK  ] Listening on initctl Compatibility Named Pipe.

  929 06:24:07.488136  <30>[   21.116381] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.

  930 06:24:07.488271  <30>[   21.128470] systemd[1]: Listening on Journal Socket (/dev/log).

  931 06:24:07.488330  [  OK  ] Listening on Journal Socket (/dev/log).

  932 06:24:07.546679  <30>[   21.187785] systemd[1]: Listening on Journal Socket.

  933 06:24:07.546835  [  OK  ] Listening on Journal Socket.

  934 06:24:07.599690  <30>[   21.237423] systemd[1]: Listening on Network Service Netlink Socket.

  935 06:24:07.600167  [  OK  ] Listening on Network Service Netlink Socket.

  936 06:24:07.651829  <30>[   21.291791] systemd[1]: Listening on udev Control Socket.

  937 06:24:07.652245  [  OK  ] Listening on udev Control Socket.

  938 06:24:07.699677  <30>[   21.336339] systemd[1]: Listening on udev Kernel Socket.

  939 06:24:07.700070  [  OK  ] Listening on udev Kernel Socket.

  940 06:24:07.750393  <30>[   21.385006] systemd[1]: Condition check resulted in Huge Pages File System being skipped.

  941 06:24:07.750833  <30>[   21.396134] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.

  942 06:24:07.772944  <30>[   21.417754] systemd[1]: Mounting Kernel Debug File System...

  943 06:24:07.773296           Mounting Kernel Debug File System...

  944 06:24:07.821673  <30>[   21.462252] systemd[1]: Mounting Kernel Trace File System...

  945 06:24:07.821809           Mounting Kernel Trace File System...

  946 06:24:07.874554  <30>[   21.515070] systemd[1]: Starting Create list of static device nodes for the current kernel...

  947 06:24:07.874646           Starting Create list of st…odes for the current kernel...

  948 06:24:07.930058  <30>[   21.571154] systemd[1]: Starting Load Kernel Module configfs...

  949 06:24:07.930454           Starting Load Kernel Module configfs...

  950 06:24:07.982061  <30>[   21.620205] systemd[1]: Starting Load Kernel Module drm...

  951 06:24:07.982498           Starting Load Kernel Module drm...

  952 06:24:08.028898  <30>[   21.670105] systemd[1]: Starting Load Kernel Module fuse...

  953 06:24:08.029336           Starting Load Kernel Module fuse...

  954 06:24:08.082035  <30>[   21.726439] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

  955 06:24:08.082518  <6>[   21.746558] fuse: init (API version 7.32)

  956 06:24:08.097706  <30>[   21.759867] systemd[1]: Starting Journal Service...

  957 06:24:08.114089           Starting Journal Service...

  958 06:24:08.159250  <30>[   21.808151] systemd[1]: Starting Load Kernel Modules...

  959 06:24:08.159417           Starting Load Kernel Modules...

  960 06:24:08.220730  <30>[   21.860342] systemd[1]: Starting Remount Root and Kernel File Systems...

  961 06:24:08.221146           Starting Remount Root and Kernel File Systems...

  962 06:24:08.270874  <30>[   21.911537] systemd[1]: Starting Coldplug All udev Devices...

  963 06:24:08.271308           Starting Coldplug All udev Devices...

  964 06:24:08.307543  <30>[   21.947807] systemd[1]: Mounted Kernel Debug File System.

  965 06:24:08.307995  [  OK  ] Mounted Kernel Debug File System.

  966 06:24:08.352871  <30>[   21.994372] systemd[1]: Mounted Kernel Trace File System.

  967 06:24:08.352982  [  OK  ] Mounted Kernel Trace File System.

  968 06:24:08.403532  <30>[   22.038753] systemd[1]: Finished Create list of static device nodes for the current kernel.

  969 06:24:08.404008  [  OK  ] Finished Create list of st… nodes for the current kernel.

  970 06:24:08.490520  <30>[   22.121691] systemd[1]: modprobe@configfs.service: Succeeded.

  971 06:24:08.491000  <30>[   22.131841] systemd[1]: Finished Load Kernel Module configfs.

  972 06:24:08.491311  [  OK  ] Finished Load Kernel Module configfs.

  973 06:24:08.545517  <30>[   22.176336] systemd[1]: modprobe@drm.service: Succeeded.

  974 06:24:08.545982  <30>[   22.185960] systemd[1]: Finished Load Kernel Module drm.

  975 06:24:08.546240  [  OK  ] Finished Load Kernel Module drm.

  976 06:24:08.594561  <30>[   22.226705] systemd[1]: modprobe@fuse.service: Succeeded.

  977 06:24:08.595053  <30>[   22.236688] systemd[1]: Finished Load Kernel Module fuse.

  978 06:24:08.595403  [  OK  ] Finished Load Kernel Module fuse.

  979 06:24:08.633218  <30>[   22.276178] systemd[1]: Finished Load Kernel Modules.

  980 06:24:08.633692  [  OK  ] Finished Load Kernel Modules.

  981 06:24:08.678285  <30>[   22.316065] systemd[1]: Finished Remount Root and Kernel File Systems.

  982 06:24:08.678788  [  OK  ] Finished Remount Root and Kernel File Systems.

  983 06:24:08.716841  <30>[   22.362134] systemd[1]: Mounting FUSE Control File System...

  984 06:24:08.716984           Mounting FUSE Control File System...

  985 06:24:08.769580  <30>[   22.409508] systemd[1]: Mounting Kernel Configuration File System...

  986 06:24:08.769677           Mounting Kernel Configuration File System...

  987 06:24:08.827523  <30>[   22.439432] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

  988 06:24:08.827633  <30>[   22.449868] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

  989 06:24:08.827703  <30>[   22.469653] systemd[1]: Starting Load/Save Random Seed...

  990 06:24:08.827758           Starting Load/Save Random Seed...

  991 06:24:08.891030  <30>[   22.531257] systemd[1]: Starting Apply Kernel Variables...

  992 06:24:08.891482           Starting Apply Kernel Variables...

  993 06:24:08.944722  <30>[   22.592714] systemd[1]: Starting Create System Users...

  994 06:24:08.945199           Starting Create System Users...

  995 06:24:08.960609  <30>[   22.621501] systemd[1]: Started Journal Service.

  996 06:24:08.976758  [  OK  ] Started Journal Service.

  997 06:24:09.036677  [  OK  ] Mounted FUSE Control File System.

  998 06:24:09.077381  [  OK  ] Mounted Kernel Configuration File System.

  999 06:24:09.123333  [  OK  ] Finished Load/Save Random Seed.

 1000 06:24:09.160899  [  OK  ] Finished Apply Kernel Variables.

 1001 06:24:09.204089  [  OK  ] Finished Create System Users.

 1002 06:24:09.249682           Starting Flush Journal to Persistent Storage...

 1003 06:24:09.265164           Starting Create Static Device Nodes in /dev...

 1004 06:24:09.365666  <46>[   23.011604] systemd-journald[274]: Received client request to flush runtime journal.

 1005 06:24:09.461824  [  OK  ] Finished Create Static Device Nodes in /dev.

 1006 06:24:09.506932  [  OK  ] Reached target Local File Systems (Pre).

 1007 06:24:09.545870  [  OK  ] Reached target Local File Systems.

 1008 06:24:09.630032           Starting Rule-based Manage…for Device Events and Files...

 1009 06:24:10.173537  [  OK  ] Finished Flush Journal to Persistent Storage.

 1010 06:24:10.198011           Starting Create Volatile Files and Directories...

 1011 06:24:10.235671  [  OK  ] Started Rule-based Manager for Device Events and Files.

 1012 06:24:10.331583           Starting Network Service...

 1013 06:24:11.338381  [  OK  ] Finished Create Volatile Files and Directories.

 1014 06:24:11.370132  [  OK  ] Started Network Service.

 1015 06:24:11.450043           Starting Network Name Resolution...

 1016 06:24:11.525864           Starting Network Time Synchronization...

 1017 06:24:11.573813           Starting Update UTMP about System Boot/Shutdown...

 1018 06:24:11.941735  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 1019 06:24:12.558149  [  OK  ] Started Network Time Synchronization.

 1020 06:24:12.595898  [  OK  ] Reached target System Time Set.

 1021 06:24:12.625324  [  OK  ] Reached target System Time Synchronized.

 1022 06:24:12.794407  [  OK  ] Started Network Name Resolution.

 1023 06:24:12.810428  [  OK  ] Reached target Network.

 1024 06:24:12.865999  [  OK  ] Reached target Host and Network Name Lookups.

 1025 06:24:13.605919  [  OK  ] Reached target Hardware activated USB gadget.

 1026 06:24:13.675875  [  OK  ] Finished Coldplug All udev Devices.

 1027 06:24:13.676326  [  OK  ] Reached target System Initialization.

 1028 06:24:13.771803  [  OK  ] Started Daily apt download activities.

 1029 06:24:13.857078  [  OK  ] Started Daily apt upgrade and clean activities.

 1030 06:24:13.905510  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 1031 06:24:13.958631  [  OK  ] Started Discard unused blocks once a week.

 1032 06:24:13.995594  [  OK  ] Started Daily Cleanup of Temporary Directories.

 1033 06:24:14.011726  [  OK  ] Reached target Timers.

 1034 06:24:14.080343  [  OK  ] Listening on D-Bus System Message Bus Socket.

 1035 06:24:14.112580  [  OK  ] Reached target Sockets.

 1036 06:24:14.155187  [  OK  ] Reached target Basic System.

 1037 06:24:14.203121  [  OK  ] Started D-Bus System Message Bus.

 1038 06:24:14.338531           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 1039 06:24:14.450223           Starting User Login Management...

 1040 06:24:14.514442           Starting Permit User Sessions...

 1041 06:24:14.594512  [  OK  ] Found device /dev/ttymxc1.

 1042 06:24:14.850455  [  OK  ] Finished Permit User Sessions.

 1043 06:24:15.257790  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 1044 06:24:17.307871  [*     ] A start job is running for User Login Management (10s / 1min 37s)

 1045 06:24:17.339580  M

 1046 06:24:17.355655  [  OK  ] Started User Login Management.

 1047 06:24:17.408718  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 1048 06:24:17.456725  [  OK  ] Started Getty on tty1.

 1049 06:24:17.520422  [  OK  ] Started Serial Getty on ttymxc1.

 1050 06:24:17.562550  [  OK  ] Reached target Login Prompts.

 1051 06:24:17.600482  [  OK  ] Reached target Multi-User System.

 1052 06:24:17.653442  [  OK  ] Reached target Graphical Interface.

 1053 06:24:17.700162           Starting Update UTMP about System Runlevel Changes...

 1054 06:24:17.868826  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 1055 06:24:17.992741  

 1056 06:24:17.993141  

 1057 06:24:17.993375  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1

 1058 06:24:17.993575  

 1059 06:24:17.993761  debian-bullseye-armhf login: root (automatic login)

 1060 06:24:17.993944  

 1061 06:24:17.994122  

 1062 06:24:18.578395  Linux debian-bullseye-armhf 5.10.207-cip41 #1 SMP Sat Jan 13 05:56:42 UTC 2024 armv7l

 1063 06:24:18.578534  

 1064 06:24:18.578607  The programs included with the Debian GNU/Linux system are free software;

 1065 06:24:18.578663  the exact distribution terms for each program are described in the

 1066 06:24:18.578715  individual files in /usr/share/doc/*/copyright.

 1067 06:24:18.578765  

 1068 06:24:18.578815  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1069 06:24:18.578866  permitted by applicable law.

 1070 06:24:22.957215  Matched prompt #10: / #
 1072 06:24:22.958148  Setting prompt string to ['/ #']
 1073 06:24:22.958467  end: 2.4.4.1 login-action (duration 00:00:38) [common]
 1075 06:24:22.959165  end: 2.4.4 auto-login-action (duration 00:00:39) [common]
 1076 06:24:22.959520  start: 2.4.5 expect-shell-connection (timeout 00:03:25) [common]
 1077 06:24:22.959767  Setting prompt string to ['/ #']
 1078 06:24:22.959978  Forcing a shell prompt, looking for ['/ #']
 1080 06:24:23.010593  / # 

 1081 06:24:23.011120  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1082 06:24:23.011439  Waiting using forced prompt support (timeout 00:02:30)
 1083 06:24:23.020636  

 1084 06:24:23.064033  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1085 06:24:23.064530  start: 2.4.6 export-device-env (timeout 00:03:25) [common]
 1086 06:24:23.064846  Sending with 10 millisecond of delay
 1088 06:24:28.186403  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip'

 1089 06:24:28.197190  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip'

 1090 06:24:28.213351  Sending with 10 millisecond of delay
 1092 06:24:30.437884  / # export NFS_SERVER_IP='192.168.201.1'

 1093 06:24:30.449464  export NFS_SERVER_IP='192.168.201.1'

 1094 06:24:30.466077  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1095 06:24:30.466598  end: 2.4 uboot-commands (duration 00:01:43) [common]
 1096 06:24:30.466941  end: 2 uboot-action (duration 00:01:43) [common]
 1097 06:24:30.467300  start: 3 lava-test-retry (timeout 00:07:51) [common]
 1098 06:24:30.467613  start: 3.1 lava-test-shell (timeout 00:07:51) [common]
 1099 06:24:30.467864  Using namespace: common
 1101 06:24:30.568831  / # #

 1102 06:24:30.569368  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1103 06:24:30.577553  #

 1104 06:24:30.593563  Using /lava-12521944
 1106 06:24:30.694759  / # export SHELL=/bin/bash

 1107 06:24:30.705040  export SHELL=/bin/bash

 1109 06:24:30.822651  / # . /lava-12521944/environment

 1110 06:24:30.832905  . /lava-12521944/environment

 1112 06:24:30.950228  / # /lava-12521944/bin/lava-test-runner /lava-12521944/0

 1113 06:24:30.950789  Test shell timeout: 10s (minimum of the action and connection timeout)
 1114 06:24:30.960700  /lava-12521944/bin/lava-test-runner /lava-12521944/0

 1115 06:24:31.511940  + export TESTRUN_ID=0_timesync-off

 1116 06:24:31.512402  + TESTRUN_ID=0_timesync-off

 1117 06:24:31.512708  + cd /lava-12521944/0/tests/0_timesync-off

 1118 06:24:31.512938  ++ cat uuid

 1119 06:24:31.556828  + UUID=12521944_1.6.2.4.1

 1120 06:24:31.557219  + set +x

 1121 06:24:31.557495  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12521944_1.6.2.4.1>

 1122 06:24:31.557721  + systemctl stop systemd-timesyncd

 1123 06:24:31.558188  Received signal: <STARTRUN> 0_timesync-off 12521944_1.6.2.4.1
 1124 06:24:31.558455  Starting test lava.0_timesync-off (12521944_1.6.2.4.1)
 1125 06:24:31.558732  Skipping test definition patterns.
 1126 06:24:31.684432  + set +x

 1127 06:24:31.700590  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12521944_1.6.2.4.1>

 1128 06:24:31.701176  Received signal: <ENDRUN> 0_timesync-off 12521944_1.6.2.4.1
 1129 06:24:31.701451  Ending use of test pattern.
 1130 06:24:31.701656  Ending test lava.0_timesync-off (12521944_1.6.2.4.1), duration 0.14
 1132 06:24:31.909078  + export TESTRUN_ID=1_kselftest-lkdtm

 1133 06:24:31.909533  + TESTRUN_ID=1_kselftest-lkdtm

 1134 06:24:31.909785  + cd /lava-12521944/0/tests/1_kselftest-lkdtm

 1135 06:24:31.910008  ++ cat uuid

 1136 06:24:31.973115  + UUID=12521944_1.6.2.4.5

 1137 06:24:31.973543  + set +x

 1138 06:24:31.973794  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12521944_1.6.2.4.5>

 1139 06:24:31.974014  + cd ./automated/linux/kselftest/

 1140 06:24:31.974228  + ./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/v5.10.205-905-gb40421b142370/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

 1141 06:24:31.974717  Received signal: <STARTRUN> 1_kselftest-lkdtm 12521944_1.6.2.4.5
 1142 06:24:31.974990  Starting test lava.1_kselftest-lkdtm (12521944_1.6.2.4.5)
 1143 06:24:31.975289  Skipping test definition patterns.
 1144 06:24:32.132805  INFO: install_deps skipped

 1145 06:24:32.305984  --2024-01-13 06:19:15--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-905-gb40421b142370/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1146 06:24:32.306453  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 1147 06:24:32.433412  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 1148 06:24:32.577419  HTTP request sent, awaiting response... 200 OK

 1149 06:24:32.577865  Length: 1410040 (1.3M) [application/octet-stream]

 1150 06:24:32.578115  Saving to: 'kselftest.tar.xz'

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 1192 06:24:42.474603  

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 1194 06:24:42.530151  

 1195 06:24:47.081792  skiplist:

 1196 06:24:47.082250  ========================================

 1197 06:24:47.082519  ========================================

 1198 06:24:47.242987  lkdtm:PANIC.sh

 1199 06:24:47.243474  lkdtm:BUG.sh

 1200 06:24:47.243725  lkdtm:WARNING.sh

 1201 06:24:47.243946  lkdtm:WARNING_MESSAGE.sh

 1202 06:24:47.244171  lkdtm:EXCEPTION.sh

 1203 06:24:47.244376  lkdtm:LOOP.sh

 1204 06:24:47.244578  lkdtm:EXHAUST_STACK.sh

 1205 06:24:47.244797  lkdtm:CORRUPT_STACK.sh

 1206 06:24:47.245000  lkdtm:CORRUPT_STACK_STRONG.sh

 1207 06:24:47.245200  lkdtm:CORRUPT_LIST_ADD.sh

 1208 06:24:47.245399  lkdtm:CORRUPT_LIST_DEL.sh

 1209 06:24:47.245595  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1210 06:24:47.245796  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1211 06:24:47.246039  lkdtm:UNSET_SMEP.sh

 1212 06:24:47.246297  lkdtm:DOUBLE_FAULT.sh

 1213 06:24:47.246518  lkdtm:CORRUPT_PAC.sh

 1214 06:24:47.246719  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1215 06:24:47.246917  lkdtm:OVERWRITE_ALLOCATION.sh

 1216 06:24:47.247118  lkdtm:WRITE_AFTER_FREE.sh

 1217 06:24:47.286107  lkdtm:READ_AFTER_FREE.sh

 1218 06:24:47.286562  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1219 06:24:47.286811  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1220 06:24:47.287026  lkdtm:SLAB_FREE_DOUBLE.sh

 1221 06:24:47.287264  lkdtm:SLAB_FREE_CROSS.sh

 1222 06:24:47.287476  lkdtm:SLAB_FREE_PAGE.sh

 1223 06:24:47.287678  lkdtm:SOFTLOCKUP.sh

 1224 06:24:47.287879  lkdtm:HARDLOCKUP.sh

 1225 06:24:47.288076  lkdtm:SPINLOCKUP.sh

 1226 06:24:47.288273  lkdtm:HUNG_TASK.sh

 1227 06:24:47.288469  lkdtm:EXEC_DATA.sh

 1228 06:24:47.288665  lkdtm:EXEC_STACK.sh

 1229 06:24:47.288864  lkdtm:EXEC_KMALLOC.sh

 1230 06:24:47.289061  lkdtm:EXEC_VMALLOC.sh

 1231 06:24:47.289256  lkdtm:EXEC_RODATA.sh

 1232 06:24:47.289450  lkdtm:EXEC_USERSPACE.sh

 1233 06:24:47.289645  lkdtm:EXEC_NULL.sh

 1234 06:24:47.289842  lkdtm:ACCESS_USERSPACE.sh

 1235 06:24:47.290037  lkdtm:ACCESS_NULL.sh

 1236 06:24:47.290235  lkdtm:WRITE_RO.sh

 1237 06:24:47.290437  lkdtm:WRITE_RO_AFTER_INIT.sh

 1238 06:24:47.329717  lkdtm:WRITE_KERN.sh

 1239 06:24:47.330172  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1240 06:24:47.330442  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1241 06:24:47.330679  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1242 06:24:47.330889  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1243 06:24:47.331091  lkdtm:REFCOUNT_DEC_ZERO.sh

 1244 06:24:47.331336  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1245 06:24:47.331551  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1246 06:24:47.331763  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1247 06:24:47.331967  lkdtm:REFCOUNT_INC_ZERO.sh

 1248 06:24:47.332164  lkdtm:REFCOUNT_ADD_ZERO.sh

 1249 06:24:47.332365  lkdtm:REFCOUNT_INC_SATURATED.sh

 1250 06:24:47.332562  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1251 06:24:47.332762  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1252 06:24:47.332958  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1253 06:24:47.372456  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1254 06:24:47.372949  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1255 06:24:47.373336  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1256 06:24:47.373628  lkdtm:REFCOUNT_TIMING.sh

 1257 06:24:47.373850  lkdtm:ATOMIC_TIMING.sh

 1258 06:24:47.374060  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1259 06:24:47.374262  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1260 06:24:47.374461  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1261 06:24:47.374672  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1262 06:24:47.374872  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1263 06:24:47.375072  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1264 06:24:47.375311  lkdtm:USERCOPY_STACK_BEYOND.sh

 1265 06:24:47.375518  lkdtm:USERCOPY_KERNEL.sh

 1266 06:24:47.375719  lkdtm:STACKLEAK_ERASING.sh

 1267 06:24:47.415342  lkdtm:CFI_FORWARD_PROTO.sh

 1268 06:24:47.415802  ============== Tests to run ===============

 1269 06:24:47.416073  lkdtm:PANIC.sh

 1270 06:24:47.416291  lkdtm:BUG.sh

 1271 06:24:47.416497  lkdtm:WARNING.sh

 1272 06:24:47.416693  lkdtm:WARNING_MESSAGE.sh

 1273 06:24:47.416891  lkdtm:EXCEPTION.sh

 1274 06:24:47.417088  lkdtm:LOOP.sh

 1275 06:24:47.417284  lkdtm:EXHAUST_STACK.sh

 1276 06:24:47.417482  lkdtm:CORRUPT_STACK.sh

 1277 06:24:47.417676  lkdtm:CORRUPT_STACK_STRONG.sh

 1278 06:24:47.417871  lkdtm:CORRUPT_LIST_ADD.sh

 1279 06:24:47.418066  lkdtm:CORRUPT_LIST_DEL.sh

 1280 06:24:47.418263  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1281 06:24:47.418462  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1282 06:24:47.418656  lkdtm:UNSET_SMEP.sh

 1283 06:24:47.418852  lkdtm:DOUBLE_FAULT.sh

 1284 06:24:47.419044  lkdtm:CORRUPT_PAC.sh

 1285 06:24:47.419261  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1286 06:24:47.419461  lkdtm:OVERWRITE_ALLOCATION.sh

 1287 06:24:47.458372  lkdtm:WRITE_AFTER_FREE.sh

 1288 06:24:47.458826  lkdtm:READ_AFTER_FREE.sh

 1289 06:24:47.459110  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1290 06:24:47.459376  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1291 06:24:47.459589  lkdtm:SLAB_FREE_DOUBLE.sh

 1292 06:24:47.459793  lkdtm:SLAB_FREE_CROSS.sh

 1293 06:24:47.460034  lkdtm:SLAB_FREE_PAGE.sh

 1294 06:24:47.460240  lkdtm:SOFTLOCKUP.sh

 1295 06:24:47.460439  lkdtm:HARDLOCKUP.sh

 1296 06:24:47.460640  lkdtm:SPINLOCKUP.sh

 1297 06:24:47.460838  lkdtm:HUNG_TASK.sh

 1298 06:24:47.461035  lkdtm:EXEC_DATA.sh

 1299 06:24:47.461261  lkdtm:EXEC_STACK.sh

 1300 06:24:47.461470  lkdtm:EXEC_KMALLOC.sh

 1301 06:24:47.461669  lkdtm:EXEC_VMALLOC.sh

 1302 06:24:47.461864  lkdtm:EXEC_RODATA.sh

 1303 06:24:47.462061  lkdtm:EXEC_USERSPACE.sh

 1304 06:24:47.462256  lkdtm:EXEC_NULL.sh

 1305 06:24:47.462491  lkdtm:ACCESS_USERSPACE.sh

 1306 06:24:47.462697  lkdtm:ACCESS_NULL.sh

 1307 06:24:47.501419  lkdtm:WRITE_RO.sh

 1308 06:24:47.501866  lkdtm:WRITE_RO_AFTER_INIT.sh

 1309 06:24:47.502118  lkdtm:WRITE_KERN.sh

 1310 06:24:47.502332  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1311 06:24:47.502577  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1312 06:24:47.502795  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1313 06:24:47.502997  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1314 06:24:47.503227  lkdtm:REFCOUNT_DEC_ZERO.sh

 1315 06:24:47.503454  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1316 06:24:47.503676  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1317 06:24:47.503891  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1318 06:24:47.504088  lkdtm:REFCOUNT_INC_ZERO.sh

 1319 06:24:47.504287  lkdtm:REFCOUNT_ADD_ZERO.sh

 1320 06:24:47.504481  lkdtm:REFCOUNT_INC_SATURATED.sh

 1321 06:24:47.504682  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1322 06:24:47.544782  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1323 06:24:47.545265  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1324 06:24:47.545612  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1325 06:24:47.545839  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1326 06:24:47.546048  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1327 06:24:47.546252  lkdtm:REFCOUNT_TIMING.sh

 1328 06:24:47.546453  lkdtm:ATOMIC_TIMING.sh

 1329 06:24:47.546684  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1330 06:24:47.546892  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1331 06:24:47.547091  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1332 06:24:47.547339  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1333 06:24:47.547542  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1334 06:24:47.547742  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1335 06:24:47.547971  lkdtm:USERCOPY_STACK_BEYOND.sh

 1336 06:24:47.548178  lkdtm:USERCOPY_KERNEL.sh

 1337 06:24:47.566154  lkdtm:STACKLEAK_ERASING.sh

 1338 06:24:47.566604  lkdtm:CFI_FORWARD_PROTO.sh

 1339 06:24:47.566855  ===========End Tests to run ===============

 1340 06:24:47.567073  shardfile-lkdtm pass

 1341 06:24:49.483074  <12>[   63.146515] kselftest: Running tests in lkdtm

 1342 06:24:49.530897  TAP version 13

 1343 06:24:49.595280  1..70

 1344 06:24:49.643339  # selftests: lkdtm: PANIC.sh

 1345 06:24:50.139052  # Skipping PANIC: crashes entire system

 1346 06:24:50.155052  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1347 06:24:50.186914  # selftests: lkdtm: BUG.sh

 1348 06:24:50.527277  <6>[   64.152139] lkdtm: Performing direct entry BUG

 1349 06:24:50.527786  <4>[   64.157117] ------------[ cut here ]------------

 1350 06:24:50.528116  <2>[   64.162003] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1351 06:24:50.528369  <0>[   64.167495] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1352 06:24:50.570503  <4>[   64.172901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1353 06:24:50.571008  <4>[   64.202194] CPU: 3 PID: 704 Comm: cat Not tainted 5.10.207-cip41 #1

 1354 06:24:50.571351  <4>[   64.208728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1355 06:24:50.571611  <4>[   64.215533] PC is at lkdtm_BUG+0x14/0x18

 1356 06:24:50.571846  <4>[   64.219724] LR is at lkdtm_do_action+0x2c/0x4c

 1357 06:24:50.572070  <4>[   64.224435] pc : [<c0c57fec>]    lr : [<c0c57a6c>]    psr: a00e0013

 1358 06:24:50.572292  <4>[   64.230966] sp : c4673e58  ip : c4673e68  fp : c4673e64

 1359 06:24:50.613501  <4>[   64.236456] r10: 00000004  r9 : c1ad576c  r8 : c15ebd0c

 1360 06:24:50.614009  <4>[   64.241945] r7 : c4673f60  r6 : 00000004  r5 : c634e000  r4 : 00000001

 1361 06:24:50.614290  <4>[   64.248737] r3 : c0c57fd8  r2 : 100b476f  r1 : ef7c05e0  r0 : c15ebd14

 1362 06:24:50.614510  <4>[   64.255531] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1363 06:24:50.614717  <4>[   64.262931] Control: 10c5387d  Table: 1661804a  DAC: 00000051

 1364 06:24:50.614926  <0>[   64.268944] Process cat (pid: 704, stack limit = 0x8357205e)

 1365 06:24:50.615130  <0>[   64.274870] Stack: (0xc4673e58 to 0xc4674000)

 1366 06:24:50.656519  <0>[   64.279495] 3e40:                                                       c4673e74 c4673e68

 1367 06:24:50.656990  <0>[   64.287940] 3e60: c0c57a6c c0c57fe4 c4673e9c c4673e78 c0c57f6c c0c57a4c c0c57e4c c474a8c0

 1368 06:24:50.657256  <0>[   64.296385] 3e80: b6e59000 00000004 c30236c0 c4673f60 c4673ec4 c4673ea0 c07e1bc0 c0c57e58

 1369 06:24:50.657478  <0>[   64.304831] 3ea0: 00000000 c474a8c0 b6e59000 c2815800 c4673f60 c07e1b5c c4673f5c c4673ec8

 1370 06:24:50.657687  <0>[   64.313276] 3ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4672000

 1371 06:24:50.699898  <0>[   64.321721] 3ee0: b6e59000 00020000 00000004 00000004 0001fffc c4673ee0 00000001 b6e58000

 1372 06:24:50.700366  <0>[   64.330166] 3f00: c623eb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1373 06:24:50.700626  <0>[   64.338612] 3f20: 00000000 00000000 c13dd8b8 100b476f c206c120 c474a8c0 c474a8c0 c4672000

 1374 06:24:50.700849  <0>[   64.347057] 3f40: b6e59000 00000000 00000000 00000004 c4673f94 c4673f60 c059c058 c059b9ac

 1375 06:24:50.701059  <0>[   64.355503] 3f60: 00000000 00000000 c4673fac 100b476f 00000004 00000004 b6fa0e00 00000004

 1376 06:24:50.743098  <0>[   64.363947] 3f80: c03002e4 c4672000 c4673fa4 c4673f98 c059c0e8 c059bff0 00000000 c4673fa8

 1377 06:24:50.743613  <0>[   64.372392] 3fa0: c03000c0 c059c0dc 00000004 00000004 00000001 b6e59000 00000004 00000000

 1378 06:24:50.743897  <0>[   64.380839] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1379 06:24:50.744138  <0>[   64.389284] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6 800e0030 00000001 00000000 00000000

 1380 06:24:50.744368  <0>[   64.397724] Backtrace: 

 1381 06:24:50.744592  <0>[   64.400449] [<c0c57fd8>] (lkdtm_BUG) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1382 06:24:50.786329  <0>[   64.408289] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1383 06:24:50.786811  <0>[   64.416568] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1384 06:24:50.787090  <0>[   64.424755]  r9:c4673f60 r8:c30236c0 r7:00000004 r6:b6e59000 r5:c474a8c0 r4:c0c57e4c

 1385 06:24:50.787367  <0>[   64.432774] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1386 06:24:50.787605  <0>[   64.440872]  r9:c07e1b5c r8:c4673f60 r7:c2815800 r6:b6e59000 r5:c474a8c0 r4:00000000

 1387 06:24:50.829503  <0>[   64.448884] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1388 06:24:50.829927  <0>[   64.456288]  r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c4672000 r5:c474a8c0

 1389 06:24:50.830177  <0>[   64.464380]  r4:c474a8c0

 1390 06:24:50.830394  <0>[   64.467184] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1391 06:24:50.830601  <0>[   64.474587]  r9:c4672000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000004 r4:00000004

 1392 06:24:50.830698  <0>[   64.482601] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1393 06:24:50.830747  <0>[   64.490435] Exception stack(0xc4673fa8 to 0xc4673ff0)

 1394 06:24:50.872413  <0>[   64.495755] 3fa0:                   00000004 00000004 00000001 b6e59000 00000004 00000000

 1395 06:24:50.872871  <0>[   64.504201] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1396 06:24:50.873125  <0>[   64.512643] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6

 1397 06:24:50.873347  <0>[   64.517964] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1398 06:24:50.873552  <4>[   64.524328] ---[ end trace 42e62c1453b9a1c0 ]---

 1399 06:24:50.873758  <3>[   64.529214] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1400 06:24:50.915792  <3>[   64.538352] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 704, name: cat

 1401 06:24:50.916253  <4>[   64.546271] INFO: lockdep is turned off.

 1402 06:24:50.916508  <4>[   64.550459] irq event stamp: 1618

 1403 06:24:50.916726  <4>[   64.554051] hardirqs last  enabled at (1617): [<c03d68b8>] console_unlock+0x4b0/0x6c0

 1404 06:24:50.916939  <4>[   64.562150] hardirqs last disabled at (1618): [<c0300c60>] __und_svc+0x60/0x6c

 1405 06:24:50.917144  <4>[   64.569641] softirqs last  enabled at (1448): [<c030219c>] __do_softirq+0x36c/0x5a0

 1406 06:24:50.959127  <4>[   64.577566] softirqs last disabled at (1425): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0

 1407 06:24:50.959659  <4>[   64.585664] CPU: 3 PID: 704 Comm: cat Tainted: G      D           5.10.207-cip41 #1

 1408 06:24:50.959946  <4>[   64.593587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1409 06:24:50.960189  <4>[   64.600378] Backtrace: 

 1410 06:24:50.960417  <4>[   64.603105] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 1411 06:24:50.960645  <4>[   64.610945]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8

 1412 06:24:50.960867  <4>[   64.616876] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 1413 06:24:51.002254  <4>[   64.624462] [<c13c1bc8>] (dump_stack) from [<c038fb0c>] (___might_sleep+0x188/0x2e0)

 1414 06:24:51.002719  <4>[   64.632473]  r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d19cc r4:c4672000

 1415 06:24:51.002993  <4>[   64.640486] [<c038f984>] (___might_sleep) from [<c038fcd4>] (__might_sleep+0x70/0xb0)

 1416 06:24:51.003241  <4>[   64.648581]  r6:00000000 r5:00000031 r4:c19d19cc

 1417 06:24:51.003462  <4>[   64.653475] [<c038fc64>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1418 06:24:51.003669  <4>[   64.661483]  r6:00000001 r5:c4672000 r4:c2f8a880

 1419 06:24:51.045546  <4>[   64.666376] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1420 06:24:51.046004  <4>[   64.673952]  r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c2f8a880

 1421 06:24:51.046270  <4>[   64.680924] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1422 06:24:51.046490  <4>[   64.688497]  r7:c1e1cb0c

 1423 06:24:51.046699  <4>[   64.691303] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1424 06:24:51.046906  <4>[   64.698707] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1425 06:24:51.047114  <4>[   64.706023]  r10:00000004 r9:c4672000 r8:c15ebd0c r7:00000000 r6:c4673dc8 r5:c0c57fec

 1426 06:24:51.088652  <4>[   64.714116]  r4:e7f001f2

 1427 06:24:51.089146  <4>[   64.716920] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1428 06:24:51.089431  <4>[   64.725102] Exception stack(0xc4673dc8 to 0xc4673e10)

 1429 06:24:51.089674  <4>[   64.730422] 3dc0:                   c15ebd14 ef7c05e0 100b476f c0c57fd8 00000001 c634e000

 1430 06:24:51.089905  <4>[   64.738867] 3de0: 00000004 c4673f60 c15ebd0c c1ad576c 00000004 c4673e64 c4673e68 c4673e58

 1431 06:24:51.090134  <4>[   64.747310] 3e00: c0c57a6c c0c57fec a00e0013 ffffffff

 1432 06:24:51.132390  <4>[   64.752628]  r7:c4673dfc r6:ffffffff r5:a00e0013 r4:c0c57ff0

 1433 06:24:51.132882  <4>[   64.758560] [<c0c57fd8>] (lkdtm_BUG) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1434 06:24:51.133169  <4>[   64.766399] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1435 06:24:51.133409  <4>[   64.774675] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1436 06:24:51.133643  <4>[   64.782860]  r9:c4673f60 r8:c30236c0 r7:00000004 r6:b6e59000 r5:c474a8c0 r4:c0c57e4c

 1437 06:24:51.133866  <4>[   64.790876] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1438 06:24:51.175048  <4>[   64.798974]  r9:c07e1b5c r8:c4673f60 r7:c2815800 r6:b6e59000 r5:c474a8c0 r4:00000000

 1439 06:24:51.175594  <4>[   64.806986] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1440 06:24:51.175886  <4>[   64.814390]  r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c4672000 r5:c474a8c0

 1441 06:24:51.176123  <4>[   64.822482]  r4:c474a8c0

 1442 06:24:51.176349  <4>[   64.825285] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1443 06:24:51.176574  <4>[   64.832690]  r9:c4672000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000004 r4:00000004

 1444 06:24:51.224532  <4>[   64.840702] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1445 06:24:51.224726  <4>[   64.848535] Exception stack(0xc4673fa8 to 0xc4673ff0)

 1446 06:24:51.224791  <4>[   64.853854] 3fa0:                   00000004 00000004 00000001 b6e59000 00000004 00000000

 1447 06:24:51.224848  <4>[   64.862299] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1448 06:24:51.224902  <4>[   64.870741] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6

 1449 06:24:51.224956  # Segmentation fault

 1450 06:24:51.331274  # [   64.152139] lkdtm: Performing direct entry BUG

 1451 06:24:51.331360  # [   64.157117] ------------[ cut here ]------------

 1452 06:24:51.331407  # [   64.162003] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1453 06:24:51.331452  # [   64.167495] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1454 06:24:51.379744  # [   64.172901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1455 06:24:51.380215  # [   64.202194] CPU: 3 PID: 704 Comm: cat Not tainted 5.10.207-cip41 #1

 1456 06:24:51.380498  # [   64.208728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1457 06:24:51.380726  # [   64.215533] PC is at lkdtm_BUG+0x14/0x18

 1458 06:24:51.380936  # [   64.219724] LR is at lkdtm_do_action+0x2c/0x4c

 1459 06:24:51.381141  # [   64.224435] pc : [<c0c57fec>]    lr : [<c0c57a6c>]    psr: a00e0013

 1460 06:24:51.381345  # [   64.230966] sp : c4673e58  ip : c4673e68  fp : c4673e64

 1461 06:24:51.381545  # [   64.236456] r10: 00000004  r9 : c1ad576c  r8 : c15ebd0c

 1462 06:24:51.423724  # [   64.241945] r7 : c4673f60  r6 : 00000004  r5 : c634e000  r4 : 00000001

 1463 06:24:51.424222  # [   64.248737] r3 : c0c57fd8  r2 : 100b476f  r1 : ef7c05e0  r0 : c15ebd14

 1464 06:24:51.424521  # [   64.255531] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1465 06:24:51.424764  # [   64.262931] Control: 10c5387d  Table: 1661804a  DAC: 00000051

 1466 06:24:51.424993  # [   64.268944] Process cat (pid: 704, stack limit = 0x8357205e)

 1467 06:24:51.425216  # [   64.274870] Stack: (0xc4673e58 to 0xc4674000)

 1468 06:24:51.467683  # [   64.279495] 3e40:                                                       c4673e74 c4673e68

 1469 06:24:51.468138  # [   64.287940] 3e60: c0c57a6c c0c57fe4 c4673e9c c4673e78 c0c57f6c c0c57a4c c0c57e4c c474a8c0

 1470 06:24:51.468387  # [   64.296385] 3e80: b6e59000 00000004 c30236c0 c4673f60 c4673ec4 c4673ea0 c07e1bc0 c0c57e58

 1471 06:24:51.468603  # [   64.304831] 3ea0: 00000000 c474a8c0 b6e59000 c2815800 c4673f60 c07e1b5c c4673f5c c4673ec8

 1472 06:24:51.468814  # [   64.313276] 3ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4672000

 1473 06:24:51.469021  # [   64.321721] 3ee0: b6e59000 00020000 00000004 00000004 0001fffc c4673ee0 00000001 b6e58000

 1474 06:24:51.515364  # [   64.330166] 3f00: c623eb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1475 06:24:51.515521  # [   64.338612] 3f20: 00000000 00000000 c13dd8b8 100b476f c206c120 c474a8c0 c474a8c0 c4672000

 1476 06:24:51.515586  # [   64.347057] 3f40: b6e59000 00000000 00000000 00000004 c4673f94 c4673f60 c059c058 c059b9ac

 1477 06:24:51.515656  # [   64.355503] 3f60: 00000000 00000000 c4673fac 100b476f 00000004 00000004 b6fa0e00 00000004

 1478 06:24:51.515727  # [   64.363947] 3f80: c03002e4 c4672000 c4673fa4 c4673f98 c059c0e8 c059bff0 00000000 c4673fa8

 1479 06:24:51.563591  # [   64.372392] 3fa0: c03000c0 c059c0dc 00000004 00000004 00000001 b6e59000 00000004 00000000

 1480 06:24:51.564040  # [   64.380839] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1481 06:24:51.564288  # [   64.389284] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6 800e0030 00000001 00000000 00000000

 1482 06:24:51.564503  # [   64.397724] Backtrace: 

 1483 06:24:51.564709  # [   64.400449] [<c0c57fd8>] (lkdtm_BUG) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1484 06:24:51.564916  # [   64.408289] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1485 06:24:51.607614  # [   64.416568] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1486 06:24:51.608082  # [   64.424755]  r9:c4673f60 r8:c30236c0 r7:00000004 r6:b6e59000 r5:c474a8c0 r4:c0c57e4c

 1487 06:24:51.608338  # [   64.432774] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1488 06:24:51.608559  # [   64.440872]  r9:c07e1b5c r8:c4673f60 r7:c2815800 r6:b6e59000 r5:c474a8c0 r4:00000000

 1489 06:24:51.608767  # [   64.448884] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1490 06:24:51.651721  # [   64.456288]  r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c4672000 r5:c474a8c0

 1491 06:24:51.652204  # [   64.464380]  r4:c474a8c0

 1492 06:24:51.652498  # [   64.467184] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1493 06:24:51.652740  # [   64.474587]  r9:c4672000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000004 r4:00000004

 1494 06:24:51.652974  # [   64.482601] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1495 06:24:51.653199  # [   64.490435] Exception stack(0xc4673fa8 to 0xc4673ff0)

 1496 06:24:51.653423  # [   64.495755] 3fa0:                   00000004 00000004 00000001 b6e59000 00000004 00000000

 1497 06:24:51.695770  # [   64.504201] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1498 06:24:51.696271  # [   64.512643] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6

 1499 06:24:51.696562  # [   64.517964] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1500 06:24:51.696808  # [   64.524328] ---[ end trace 42e62c1453b9a1c0 ]---

 1501 06:24:51.697039  # [   64.529214] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1502 06:24:51.697267  # [   64.538352] in_atomic(): 0, irqs_disabled(): 128, non<6>[   65.337656] lkdtm: Performing direct entry WARNING

 1503 06:24:51.739772  _block: 0, pid: 704, name: cat

 1504 06:24:51.740258  #<4>[   65.344877] ------------[ cut here ]------------

 1505 06:24:51.740547   [   64.546271] INFO: lockdep is <4>[   65.352728] WARNING: CPU: 3 PID: 776 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1506 06:24:51.740788  turned off.

 1507 06:24:51.783585  # [   64.550459] irq<4>[   65.364125] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1508 06:24:51.784079   event stamp: 1618

 1509 06:24:51.784356  # [   64.5540<4>[   65.396081] CPU: 3 PID: 776 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1510 06:24:51.784602  51] hardirqs last  enabled at (16<4>[   65.406823] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1511 06:24:51.784838  17): [<c03d68b8>] console_unlock+<4>[   65.416474] Backtrace: 

 1512 06:24:51.785067  0x4b0/0x6c0

 1513 06:24:51.827653  # [   64.562150] har<4>[   65.422056] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 1514 06:24:51.828149  dirqs last disabled at (1618): [<<4>[   65.432741]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1515 06:24:51.828451  c0300c60>] __und_svc+0x60/0x6c

 1516 06:24:51.828705  #<4>[   65.441528] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 1517 06:24:51.828935   [   64.569641] softirqs last  en<4>[   65.451962] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1518 06:24:51.829163  abled at (1448): [<c030219c>] __d<4>[   65.462040]  r9:00000009 r8:c0c58038 r7:00000053 r6:00000009 r5:c0c58038 r4:c1ad5e28

 1519 06:24:51.871583  o_softirq+0x36c/0x5a0

 1520 06:24:51.872059  # [   64.5<4>[   65.472908] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 1521 06:24:51.872335  77566] softirqs last disabled at <4>[   65.483511]  r7:00000053 r6:c1ad5e28 r5:00000000 r4:c662c000

 1522 06:24:51.872580  (1425): [<c035f8fc>] __irq_exit_r<4>[   65.492299] [<c13bbb10>] (warn_slowpath_fmt) from [<c0c58038>] (lkdtm_WARNING+0x48/0x4c)

 1523 06:24:51.872855  cu+0x178/0x1d0

 1524 06:24:51.873098  # [   64.585664] <4>[   65.503509]  r9:c1ad5770 r8:c15ebd0c r7:c662df60 r6:00000008 r5:c634e000 r4:00000002

 1525 06:24:51.915647  CPU: 3 PID: 704 Comm: cat Tainted<4>[   65.514377] [<c0c57ff0>] (lkdtm_WARNING) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1526 06:24:51.916128  : G      D           5.10.207-cip<4>[   65.525415] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1527 06:24:51.916402  41 #1

 1528 06:24:51.916644  # [   64.593587] Hardware <4>[   65.536548] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1529 06:24:51.916876  name: Freescale i.MX6 Quad/DualLi<4>[   65.547580]  r9:c662df60 r8:c30236c0 r7:00000008 r6:b6e66000 r5:c2fcb680 r4:c0c57e4c

 1530 06:24:51.917109  te (Device Tree)

 1531 06:24:51.959698  # [   64.600378<4>[   65.558453] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1532 06:24:51.960186  ] Backtrace: 

 1533 06:24:51.960486  # [   64.603105] [<4>[   65.569398]  r9:c07e1b5c r8:c662df60 r7:c2815800 r6:b6e66000 r5:c2fcb680 r4:00000000

 1534 06:24:51.960736  <c13ba6a0>] (dump_backtrace) from<4>[   65.580266] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1535 06:24:51.960973   [<c13baa60>] (show_stack+0x20/0x<4>[   65.590523]  r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c662c000 r5:c2fcb680

 1536 06:24:51.961201  24)

 1537 06:24:52.003724  # [   64.610945]  r7:fffffff<4>[   65.601473]  r4:c2fcb680

 1538 06:24:52.004215  f r6:600e0093 r5:00000000 r4:c1f1<4>[   65.607137] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1539 06:24:52.004517  d0b8

 1540 06:24:52.004764  # [   64.616876] [<c13baa40<4>[   65.617394]  r9:c662c000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000008 r4:00000008

 1541 06:24:52.005000  >] (show_stack) from [<c13c1ca8>]<4>[   65.628262] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1542 06:24:52.005227   (dump_stack+0xe0/0x100)

 1543 06:24:52.051559  # [   6<4>[   65.638949] Exception stack(0xc662dfa8 to 0xc662dff0)

 1544 06:24:52.051978  4.624462] [<c13c1bc8>] (dump_stac<4>[   65.647129] dfa0:                   00000008 00000008 00000001 b6e66000 00000008 00000000

 1545 06:24:52.052235  k) from [<c038fb0c>] (___might_sl<4>[   65.658432] dfc0: 00000008 00000008 b6fade00 00000004 00000001 00000000 00020000 bec56ac4

 1546 06:24:52.052454  eep+0x188/0x2e0)

 1547 06:24:52.052658  # [   64.632473<4>[   65.669728] dfe0: 00000004 bec567f8 b6f17d8f b6e9e7e6

 1548 06:24:52.052862  ]  r9:600e0093 r8:0000000b r7:c03<4>[   65.677972] irq event stamp: 0

 1549 06:24:52.095340  5c468 r6:00000031 r5:c19d19cc r4:<4>[   65.684115] hardirqs last  enabled at (0): [<00000000>] 0x0

 1550 06:24:52.095425  c4672000

 1551 06:24:52.095498  # [   64.640486] [<c038<4>[   65.692821] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1552 06:24:52.095547  f984>] (___might_sleep) from [<c0<4>[   65.703422] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1553 06:24:52.095593  38fcd4>] (__might_sleep+0x70/0xb0<4>[   65.714026] softirqs last disabled at (0): [<00000000>] 0x0

 1554 06:24:52.095639  )

 1555 06:24:52.095682  # [   64.648581]  r6:00000000 <4>[   65.722719] ---[ end trace 42e62c1453b9a1c1 ]---

 1556 06:24:52.095728  r5:00000031 r4:c19d19cc

 1557 06:24:52.139306  # [   64.653475] [<c038fc64>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1558 06:24:52.139404  # [   64.661483]  r6:00000001 r5:c4672000 r4:c2f8a880

 1559 06:24:52.139460  # [   64.666376] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1560 06:24:52.139509  # [   64.673952]  r8:0000000b r7:c1e1cb0c r6:ffffe000 r5:00000000 r4:c2f8a880

 1561 06:24:52.139561  # [   64.680924] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1562 06:24:52.139607  # [   64.688497]  r7:c1e1cb0c

 1563 06:24:52.183286  # [   64.691303] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1564 06:24:52.183364  # [   64.698707] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1565 06:24:52.183416  # [   64.706023]  r10:00000004 r9:c4672000 r8:c15ebd0c r7:00000000 r6:c4673dc8 r5:c0c57fec

 1566 06:24:52.183463  # [   64.714116]  r4:e7f001f2

 1567 06:24:52.183507  # [   64.716920] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1568 06:24:52.183564  # [   64.725102] Exception stack(0xc4673dc8 to 0xc4673e10)

 1569 06:24:52.183607  # [   64.730422] 3dc0:                   c15ebd14 ef7c05e0 100b476f c0c57fd8 00000001 c634e000

 1570 06:24:52.231309  # [   64.738867] 3de0: 00000004 c4673f60 c15ebd0c c1ad576c 00000004 c4673e64 c4673e68 c4673e58

 1571 06:24:52.231393  # [   64.747310] 3e00: c0c57a6c c0c57fec a00e0013 ffffffff

 1572 06:24:52.231453  # [   64.752628]  r7:c4673dfc r6:ffffffff r5:a00e0013 r4:c0c57ff0

 1573 06:24:52.231501  # [   64.758560] [<c0c57fd8>] (lkdtm_BUG) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1574 06:24:52.231546  # [   64.766399] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1575 06:24:52.231591  # [   64.774675] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1576 06:24:52.275324  # [   64.782860]  r9:c4673f60 r8:c30236c0 r7:00000004 r6:b6e59000 r5:c474a8c0 r4:c0c57e4c

 1577 06:24:52.275481  # [   64.790876] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1578 06:24:52.275545  # [   64.798974]  r9:c07e1b5c r8:c4673f60 r7:c2815800 r6:b6e59000 r5:c474a8c0 r4:00000000

 1579 06:24:52.275599  # [   64.806986] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1580 06:24:52.275650  # [   64.814390]  r10:00000004 r9:00000000 r8:00000000 r7:b6e59000 r6:c4672000 r5:c474a8c0

 1581 06:24:52.275706  # [   64.822482]  r4:c474a8c0

 1582 06:24:52.323507  # [   64.825285] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1583 06:24:52.323923  # [   64.832690]  r9:c4672000 r8:c03002e4 r7:00000004 r6:b6fa0e00 r5:00000004 r4:00000004

 1584 06:24:52.324154  # [   64.840702] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1585 06:24:52.324374  # [   64.848535] Exception stack(0xc4673fa8 to 0xc4673ff0)

 1586 06:24:52.324568  # [   64.853854] 3fa0:                   00000004 00000004 00000001 b6e59000 00000004 00000000

 1587 06:24:52.324754  # [   64.862299] 3fc0: 00000004 00000004 b6fa0e00 00000004 00000001 00000000 00020000 bef64ac4

 1588 06:24:52.324942  # [   64.870741] 3fe0: 00000004 bef647f8 b6f0ad8f b6e917e6

 1589 06:24:52.325150  # BUG: saw 'kernel BUG at': ok

 1590 06:24:52.325341  ok 2 selftests: lkdtm: BUG.sh

 1591 06:24:52.325530  # selftests: lkdtm: WARNING.sh

 1592 06:24:52.325713  # [   65.337656] lkdtm: Performing direct entry WARNING

 1593 06:24:52.325897  # [   65.344877] ------------[ cut here ]------------

 1594 06:24:52.326082  # [   65.352728] WARNING: CPU: 3 PID: 776 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1595 06:24:52.367560  # [   65.364125] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1596 06:24:52.367987  # [   65.396081] CPU: 3 PID: 776 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1597 06:24:52.368239  # [   65.406823] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1598 06:24:52.368461  # [   65.416474] Backtrace: 

 1599 06:24:52.368668  # [   65.422056] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 1600 06:24:52.408732  # [   65.432741]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1601 06:24:52.408812  # [   65.441528] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 1602 06:24:52.408866  # <6>[   66.045122] lkdtm: Performing direct entry WARNING_MESSAGE

 1603 06:24:52.408912  [   65.451962] [<c13c1bc8>] (dump<4>[   66.051393] ------------[ cut here ]------------

 1604 06:24:52.408958  _stack) from [<c03567c8>] (__warn<4>[   66.059080] WARNING: CPU: 0 PID: 812 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1605 06:24:52.409003  +0x98/0x14c)

 1606 06:24:52.452064  # [   65.462040]  r<4>[   66.071498] Warning message trigger count: 2

 1607 06:24:52.452518  9:00000009 r8:c0c58038 r7:0000005<4>[   66.078851] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1608 06:24:52.495666  3 r6:00000009 r5:c0c58038 r4:c1ad<4>[   66.110905] CPU: 0 PID: 812 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1609 06:24:52.496189  <4>[   66.121573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1610 06:24:52.496473  <4>[   66.128366] Backtrace: 

 1611 06:24:52.496694  <4>[   66.131100] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 1612 06:24:52.496905  <4>[   66.138940]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1613 06:24:52.497110  <4>[   66.144872] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 1614 06:24:52.497314  <4>[   66.152457] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1615 06:24:52.539685  <4>[   66.159688]  r9:00000009 r8:c0c58088 r7:00000058 r6:00000009 r5:c0c58088 r4:c1ad5e28

 1616 06:24:52.540142  <4>[   66.167703] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 1617 06:24:52.540426  <4>[   66.175453]  r7:00000058 r6:c1ad5e28 r5:c1ad5e44 r4:c6608000

 1618 06:24:52.540658  <4>[   66.181386] [<c13bbb10>] (warn_slowpath_fmt) from [<c0c58088>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1619 06:24:52.540868  <4>[   66.190439]  r9:c1ad5778 r8:c15ebd0c r7:c6609f60 r6:00000010 r5:c634b000 r4:00000003

 1620 06:24:52.541072  <4>[   66.198452] [<c0c5803c>] (lkdtm_WARNING_MESSAGE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1621 06:24:52.583450  <4>[   66.207334] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1622 06:24:52.583547  <4>[   66.215613] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1623 06:24:52.583613  <4>[   66.223798]  r9:c6609f60 r8:c30236c0 r7:00000010 r6:b6e49000 r5:c5a54dc0 r4:c0c57e4c

 1624 06:24:52.583672  <4>[   66.231819] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1625 06:24:52.583727  <4>[   66.239916]  r9:c07e1b5c r8:c6609f60 r7:c2815800 r6:b6e49000 r5:c5a54dc0 r4:00000000

 1626 06:24:52.627779  <4>[   66.247930] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1627 06:24:52.628203  <4>[   66.255334]  r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c6608000 r5:c5a54dc0

 1628 06:24:52.628466  <4>[   66.263427]  r4:c5a54dc0

 1629 06:24:52.628682  <4>[   66.266231] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1630 06:24:52.628883  <4>[   66.273634]  r9:c6608000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000010 r4:00000010

 1631 06:24:52.629077  <4>[   66.281650] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1632 06:24:52.671704  <4>[   66.289485] Exception stack(0xc6609fa8 to 0xc6609ff0)

 1633 06:24:52.672168  <4>[   66.294806] 9fa0:                   00000010 00000010 00000001 b6e49000 00000010 00000000

 1634 06:24:52.672444  <4>[   66.303253] 9fc0: 00000010 00000010 b6f90e00 00000004 00000001 00000000 00020000 beb31ac4

 1635 06:24:52.672669  <4>[   66.311697] 9fe0: 00000004 beb317f8 b6efad8f b6e817e6

 1636 06:24:52.672876  5e28

 1637 06:24:52.673082  # [   65.472908] [<c0356730<4>[   66.317080] irq event stamp: 0

 1638 06:24:52.673283  >] (__warn) from [<c13bbb98>] (wa<4>[   66.323283] hardirqs last  enabled at (0): [<00000000>] 0x0

 1639 06:24:52.673489  rn_slowpath_fmt+0x8c/0xa8)

 1640 06:24:52.715455  # [  <4>[   66.331995] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1641 06:24:52.715636   65.483511]  r7:00000053 r6:c1ad5<4>[   66.342618] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1642 06:24:52.715703  e28 r5:00000000 r4:c662c000

 1643 06:24:52.715763  # [ <4>[   66.353237] softirqs last disabled at (0): [<00000000>] 0x0

 1644 06:24:52.715814    65.492299] [<c13bbb10>] (warn_s<4>[   66.361953] ---[ end trace 42e62c1453b9a1c2 ]---

 1645 06:24:52.715880  lowpath_fmt) from [<c0c58038>] (lkdtm_WARNING+0x48/0x4c)

 1646 06:24:52.759528  # [   65.503509]  r9:c1ad5770 r8:c15ebd0c r7:c662df60 r6:00000008 r5:c634e000 r4:00000002

 1647 06:24:52.759685  # [   65.514377] [<c0c57ff0>] (lkdtm_WARNING) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1648 06:24:52.759755  # [   65.525415] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1649 06:24:52.759811  # [   65.536548] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1650 06:24:52.759870  # [   65.547580]  r9:c662df60 r8:c30236c0 r7:00000008 r6:b6e66000 r5:c2fcb680 r4:c0c57e4c

 1651 06:24:52.759926  # [   65.558453] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1652 06:24:52.803408  # [   65.569398]  r9:c07e1b5c r8:c662df60 r7:c2815800 r6:b6e66000 r5:c2fcb680 r4:00000000

 1653 06:24:52.803497  # [   65.580266] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1654 06:24:52.803560  # [   65.590523]  r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c662c000 r5:c2fcb680

 1655 06:24:52.803609  # [   65.601473]  r4:c2fcb680

 1656 06:24:52.803657  # [   65.607137] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1657 06:24:52.803703  # [   65.617394]  r9:c662c000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000008 r4:00000008

 1658 06:24:52.851581  # [   65.628262] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1659 06:24:52.852014  # [   65.638949] Exception stack(0xc662dfa8 to 0xc662dff0)

 1660 06:24:52.852268  # [   65.647129] dfa0:                   00000008 00000008 00000001 b6e66000 00000008 00000000

 1661 06:24:52.852485  # [   65.658432] dfc0: 00000008 00000008 b6fade00 00000004 00000001 00000000 00020000 bec56ac4

 1662 06:24:52.852692  # [   65.669728] dfe0: 00000004 bec567f8 b6f17d8f b6e9e7e6

 1663 06:24:52.852895  # [   65.677972] irq event stamp: 0

 1664 06:24:52.853096  # [   65.684115] hardirqs last  enabled at (0): [<00000000>] 0x0

 1665 06:24:52.895342  # [   65.692821] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1666 06:24:52.895474  # [   65.703422] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1667 06:24:52.895532  # [   65.714026] softirqs last disabled at (0): [<00000000>] 0x0

 1668 06:24:52.895587  # [   65.722719] ---[ end trace 42e62c1453b9a1c1 ]---

 1669 06:24:52.895638  # WARNING: saw 'WARNING:': ok

 1670 06:24:52.895687  ok 3 selftests: lkdtm: WARNING.sh

 1671 06:24:52.895738  # selftests: lkdtm: WARNING_MESSAGE.sh

 1672 06:24:52.895786  # [   66.045122] lkdtm: Performing direct entry WARNING_MESSAGE

 1673 06:24:52.939343  # [   66.051393] ------------[ cut here ]------------

 1674 06:24:52.939440  # [   66.059080] WARNING: CPU: 0 PID: 812 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1675 06:24:52.939504  # [   66.071498] Warning message trigger count: 2

 1676 06:24:52.939558  # [   66.078851] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1677 06:24:52.983537  # [   66.110905] CPU: 0 PID: 812 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1678 06:24:52.983686  # [   66.121573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1679 06:24:52.983741  # [   66.128366] Backtrace: 

 1680 06:24:52.983788  # [   66.131100] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 1681 06:24:52.983833  # [   66.138940]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 1682 06:24:52.983876  # [   66.144872] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 1683 06:24:53.027443  # [   66.152457] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1684 06:24:53.027536  # [   66.159688]  r9:00000009 r8:c0c58088 r7:00000058 r6:00000009 r5:c0c58088 r4:c1ad5e28

 1685 06:24:53.027606  # [   66.167703] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 1686 06:24:53.027667  # [   66.175453]  r7:00000058 r6:c1ad5e28 r5:c1ad5e44 r4:c6608000

 1687 06:24:53.027728  # [   66.181386] [<c13bbb10>] (warn_slowpath_fmt) from [<c0c58088>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1688 06:24:53.027786  # [   66.190439]  r9:c1ad5778 r8:c15ebd0c r7:c6609f60 r6:00000010 r5:c634b000 r4:00000003

 1689 06:24:53.071365  # [   66.198452] [<c0c5803c>] (lkdtm_WARNING_MESSAGE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1690 06:24:53.071450  # [   66.207334] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0<6>[   66.694288] lkdtm: Performing direct entry EXCEPTION

 1691 06:24:53.071504  x18c)

 1692 06:24:53.071552  # [   66.215613] [<<c10>c[   66.700675] 8<--- cut here ---

 1693 06:24:53.071597  7e4c>] (direct_entry) from [<c07e<1>[   66.706788] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1694 06:24:53.071644  1bc0>] (full_proxy_write+0x64/0x9<1>[   66.717782] pgd = 7f9e31d8

 1695 06:24:53.071689  4)

 1696 06:24:53.115633  # [   66.223798]  r9:c6609f60<1>[   66.723713] [00000000] *pgd=00000000

 1697 06:24:53.116118   r8:c30236c0 r7:00000010 r6:b6e49<0>[   66.730297] Internal error: Oops: 805 [#2] SMP ARM

 1698 06:24:53.116386  000 r5:c5a54dc0 r4:c0c57e4c

 1699 06:24:53.159694  # [ <4>[   66.738187] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1700 06:24:53.160211    66.231819] [<c07e<14b>5[c > ]  6.770150] CPU: 3 PID: 845 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1701 06:24:53.160525  (full_pro<x4y>_[w r i t6e6). 7f8r229] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1702 06:24:53.160772  om [<c059baac>] (vfs_write<+40>x[   66.788762] PC is at lkdtm_EXCEPTION+0x18/0x20

 1703 06:24:53.161005  0c/0x53c)

 1704 06:24:53.161242  #< 4[> [     6666..2735975] LR is at lkdtm_do_action+0x2c/0x4c

 1705 06:24:53.161469  9916]  r9:<c40>7[e 1 b 56c6 .r8802499] pc : [<c0c580a8>]    lr : [<c0c57a6c>]    psr: a00e0013

 1706 06:24:53.203417  c6609f60 r7:<c42>8[1 5 8 0606 .r810847] sp : c65c9e58  ip : c65c9e68  fp : c65c9e64

 1707 06:24:53.203587  :b6e49<040>0[  r 5 6:6c.58a15842d7] r10: 0000000a  r9 : c1ad5788  r8 : c15ebd0c

 1708 06:24:53.203652  c0 r4:0000<040>0[0 

 1709 06:24:53.203709   

 1710 06:24:53.203762   #6 6[. 8 25286] r7 : c65c9f60  r6 : 0000000a  r5 : c634e000  r4 : 00000004

 1711 06:24:53.203822  66.2479<340>][  [ < c6065.98b393a94] r3 : 00000000  r2 : 91e25202  r1 : ef7c05e0  r0 : c15ebd2c

 1712 06:24:53.203889  0>] (vfs_write<)4> [f r o m6 6[.<42332] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1713 06:24:53.247489  c059c058>]< 4(>k[s y s _6w6r.i8t51632] Control: 10c5387d  Table: 164ac04a  DAC: 00000051

 1714 06:24:53.247577  +0x74/0xec)

 1715 06:24:53.247645  # [< 0 > [6 6 . 2656.859461] Process cat (pid: 845, stack limit = 0xb776df5c)

 1716 06:24:53.247704  334]  r10<0:>0[0 0 0 06060.48 6r7460] Stack: (0xc65c9e58 to 0xc65ca000)

 1717 06:24:53.247769  :00000000 r8:0<000>0[0 0 0 606 .r73815] 9e40:                                                       c65c9e74 c65c9e68

 1718 06:24:53.247824  7:b6e49000 r6:c<606>0[8 0 0 06 6r884161] 9e60: c0c57a6c c0c5809c c65c9e9c c65c9e78 c0c57f6c c0c57a4c c0c57e4c c60697c0

 1719 06:24:53.247883  5:c5a54dc0

 1720 06:24:53.291391  # [< 0 > [6 6 . 26663894593] 9e80: b6e32000 0000000a c30236c0 c65c9f60 c65c9ec4 c65c9ea0 c07e1bc0 c0c57e58

 1721 06:24:53.291523  427]  r4:c5a5<04>d[c 0 

 1722 06:24:53.291579   

 1723 06:24:53.291627  6#6 .[905024] 9ea0: 00000000 c60697c0 b6e32000 c2815800 c65c9f60 c07e1b5c c65c9f5c c65c9ec8

 1724 06:24:53.291674    66.266231] [<<c00>5[9 b f e664.915369] 9ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c65c8000

 1725 06:24:53.291720  ] (ksys_write)< 0f>r[o m   [6<6c.925800] 9ee0: b6e32000 00020000 00000004 0000000a 0001fff6 c65c9ee0 00000001 b6e31000

 1726 06:24:53.339527  59c0e8>] (sys_w<r0i>t[e + 0 x6168936232] 9f00: c5b432c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1727 06:24:53.339676  /0x1c)

 1728 06:24:53.339762  # [   66<.02>7[3 6 3 46]6.946666] 9f20: 00000000 00000000 c13dd8b8 91e25202 c206c120 c60697c0 c60697c0 c65c8000

 1729 06:24:53.339829   r9:c6608000 r8:<c00>3[0 0 2 e646.957183] 9f40: b6e32000 00000000 00000000 00000004 c65c9f94 c65c9f60 c059c058 c059b9ac

 1730 06:24:53.339885  r7:00000004 r6:<b06>f[9 0 e 0606 967701] 9f60: 00000000 00000000 c65c9fac 91e25202 0000000a 0000000a b6f79e00 00000004

 1731 06:24:53.383714  r5:00000010 r4<:00>0[0 0 0 06160.978132] 9f80: c03002e4 c65c8000 c65c9fa4 c65c9f98 c059c0e8 c059bff0 00000000 c65c9fa8

 1732 06:24:53.384176  

 1733 06:24:53.384449  # [   66.2816<500>][  [ < c6065.988564] 9fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6e32000 0000000a 00000000

 1734 06:24:53.384677  c0d0>] (sys_wr<i0t>e[)   f 6r6o.m98996] 9fc0: 0000000a 0000000a b6f79e00 00000004 00000001 00000000 00020000 be92dac4

 1735 06:24:53.384893   [<c03000c0>] <(0r>e[t _ f a6s7t.009341] 9fe0: 00000004 be92d7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000

 1736 06:24:53.385105  syscall+0x0/0<x02>8[) 

 1737 06:24:53.385301   

 1738 06:24:53.385502   #6 7[. 19767] Backtrace: 

 1739 06:24:53.427562    66.289485] Exception< 0s>t[a c  67.024393] [<c0c58090>] (lkdtm_EXCEPTION) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1740 06:24:53.428029  (0xc6609fa8 to 0xc66<009>f[f 0 ) 67.035085] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1741 06:24:53.428312  

 1742 06:24:53.428544  # [   66.294806] 9fa0:   < 0 > [   67.045608] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1743 06:24:53.428756              00000<001>0[  0 0 060.056294]  r9:c65c9f60 r8:c30236c0 r7:0000000a r6:b6e32000 r5:c60697c0 r4:c0c57e4c

 1744 06:24:53.471483  0010 00000001 b6e49000 00000<001>[   67.066386] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1745 06:24:53.471614   00000000

 1746 06:24:53.471669  # [  < 06>6[. 3 0 3627.077071]  r9:c07e1b5c r8:c65c9f60 r7:c2815800 r6:b6e32000 r5:c60697c0 r4:00000000

 1747 06:24:53.471719  3] 9fc0: 00000010 <000>0[0 0 0 167.087155] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1748 06:24:53.471766   b6f90e00 0000<000>0[4   0 06070.096717]  r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c65c8000 r5:c60697c0

 1749 06:24:53.471812  001 00000<000>0[  0 0 06270.01000798]  r4:c60697c0

 1750 06:24:53.471857   beb31ac4

 1751 06:24:53.515603  # [   <606>.[3 1 1 669.111332] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1752 06:24:53.516045  7] 9fe0: 00000004 <b0e>b[3 1 7 f67.120809]  r9:c65c8000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000000a r4:0000000a

 1753 06:24:53.516350   b6efad8f b6e817e6

 1754 06:24:53.516587  <#0 >[[      67.130983] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1755 06:24:53.516807  6.317080<]0 >i[r q   e6v7e.n1t41 59] Exception stack(0xc65c9fa8 to 0xc65c9ff0)

 1756 06:24:53.517022  stamp: 0

 1757 06:24:53.559350  # [  < 06>6[. 3 2 36278148021] 9fa0:                   0000000a 0000000a 00000001 b6e32000 0000000a 00000000

 1758 06:24:53.559477  3] hardirqs l<a0s>t[    e n6a7b.l58453] 9fc0: 0000000a 0000000a b6f79e00 00000004 00000001 00000000 00020000 be92dac4

 1759 06:24:53.559563  ed at (0): [<0<000>0[0 0 0 06>7].168799] 9fe0: 00000004 be92d7f8 b6ee3d8f b6e6a7e6

 1760 06:24:53.559623  0x0

 1761 06:24:53.559681  # [   66.3319<905>][  h a r67.176108] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1762 06:24:53.559731  irqs last disabled at (0): [<c035<4>[   67.184717] ---[ end trace 42e62c1453b9a1c3 ]---

 1763 06:24:53.559795  38f4>] copy_process+0x5f8/0x1dac

 1764 06:24:53.603362  # [   66.342618] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1765 06:24:53.603449  # [   66.353237] softirqs last disabled at (0): [<00000000>] 0x0

 1766 06:24:53.603506  # [   66.361953] ---[ end trace 42e62c1453b9a1c2 ]---

 1767 06:24:53.603579  # WARNING_MESSAGE: saw 'message trigger': ok

 1768 06:24:53.603625  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 1769 06:24:53.603671  # selftests: lkdtm: EXCEPTION.sh

 1770 06:24:53.603716  # Segmentation fault

 1771 06:24:53.644671  # [   66.694288] lkdtm: Performing direct entry EXCEPTION

 1772 06:24:53.644758  # [   66.700675] 8<--- cut here ---

 1773 06:24:53.644814  # [   66.706788] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1774 06:24:53.644865  # [   66.717782] pgd = 7f9e31d8

 1775 06:24:53.644914  # [   66.723713] [00000000] *pgd=00000000

 1776 06:24:53.644961  # [   66.730297] Internal error: Oops: 805 [#2] SMP ARM

 1777 06:24:53.688691  # [   66.738187] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 1778 06:24:53.689163  # [   66.770150] CPU: 3 PID: 845 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 1779 06:24:53.689436  # [   66.780229] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1780 06:24:53.689668  # [   66.788762] PC is at lkdtm_EXCEPTION+0x18/0x20

 1781 06:24:53.689879  # [   66.795975] LR is at lkdtm_do_action+0x2c/0x4c

 1782 06:24:53.731595  # [   66.802499] pc : [<c0c580a8>]    lr : [<c0c57a6c>]    psr: a00e0013

 1783 06:24:53.732046  # [   66.810847] sp : c65c9e58  ip : c65c9e68  fp : c65c9e64

 1784 06:24:53.732294  # [   66.818237] r10: 0000000a  r9 : c1ad5788  r8 : c15ebd0c

 1785 06:24:53.732513  # [   66.825286] r7 : c65c9f60  r6 : 0000000a  r5 : c634e000  r4 : 00000004

 1786 06:24:53.732721  # [   66.833894] r3 : 00000000  r2 : 91e25202  r1 : ef7c05e0  r0 : c15ebd2c

 1787 06:24:53.732924  # [   66.842332] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1788 06:24:53.733124  # [   66.851632] Control: 10c5387d  Table: 164ac04a  DAC: 00000051

 1789 06:24:53.775585  # [   66.859461] Process cat (pid: 845, stack limit = 0xb776df5c)

 1790 06:24:53.776035  # [   66.867460] Stack: (0xc65c9e58 to 0xc65ca000)

 1791 06:24:53.776285  # [   66.873815] 9e40:                                                       c65c9e74 c65c9e68

 1792 06:24:53.776507  # [   66.884161] 9e60: c0c57a6c c0c5809c c65c9e9c c65c9e78 c0c57f6c c0c57a4c c0c57e4c c60697c0

 1793 06:24:53.776717  # [   66.894593] 9e80: b6e32000 0000000a c30236c0 c65c9f60 c65c9ec4 c65c9ea0 c07e1bc0 c0c57e58

 1794 06:24:53.776923  # [   66.905024] 9ea0: 00000000 c60697c0 b6e32000 c2815800 c65c9f60 c07e1b5c c65c9f5c c65c9ec8

 1795 06:24:53.819317  # [   66.915369] 9ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c65c8000

 1796 06:24:53.819471  # [   66.925800] 9ee0: b6e32000 00020000 00000004 0000000a 0001fff6 c65c9ee0 00000001 b6e31000

 1797 06:24:53.819535  # [   66.936232] 9f00: c5b432c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1798 06:24:53.819589  # [   66.946666] 9f20: 00000000 00000000 c13dd8b8 91e25202 c206c120 c60697c0 c60697c0 c65c8000

 1799 06:24:53.819640  # [   66.957183] 9f40: b6e32000 00000000 00000000 00000004 c65c9f94 c65c9f60 c059c058 c059b9ac

 1800 06:24:53.863370  # [   66.967701] 9f60: 00000000 00000000 c65c9fac 91e25202 0000000a 0000000a b6f79e00 00000004

 1801 06:24:53.863459  # [   66.978132] 9f80: c03002e4 c65c8000 c65c9fa4 c65c9f98 c059c0e8 c059bff0 00000000 c65c9fa8

 1802 06:24:53.863522  # [   66.988564] 9fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6e32000 0000000a 00000000

 1803 06:24:53.863571  # [   66.998996] 9fc0: 0000000a 0000000a b6f79e00 00000004 00000001 00000000 00020000 be92dac4

 1804 06:24:53.863617  # [   67.009341] 9fe0: 00000004 be92d7f8 b6ee3d8f b6e6a7e6 800e0030 00000001 00000000 00000000

 1805 06:24:53.863662  # [   67.019767] Backtrace: 

 1806 06:24:53.907562  # [   67.024393] [<c0c58090>] (lkdtm_EXCEPTION) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 1807 06:24:53.907978  # [   67.035085] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 1808 06:24:53.908224  # [   67.045608] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 1809 06:24:53.908444  # [   67.056294]  r9:c65c9f60 r8:c30236c0 r7:0000000a r6:b6e32000 r5:c60697c0 r4:c0c57e4c

 1810 06:24:53.908656  # [   67.066386] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 1811 06:24:53.951598  # [   67.077071]  r9:c07e1b5c r8:c65c9f60 r7:c2815800 r6:b6e32000 r5:c60697c0 r4:00000000

 1812 06:24:53.951984  # [   67.087155] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 1813 06:24:53.952211  # [   67.096717]  r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c65c8000 r5:c60697c0

 1814 06:24:53.952408  # [   67.106798]  r4:c60697c0

 1815 06:24:53.952594  # [   67.111332] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 1816 06:24:53.952780  # [   67.120809]  r9:c65c8000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:0000000a r4:0000000a

 1817 06:24:53.952964  # [   67.130983] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1818 06:24:53.995346  # [   67.141059] Exception stack(0xc65c9fa8 to 0xc65c9ff0)

 1819 06:24:53.995495  # [   67.148021] 9fa0:                   0000000a 0000000a 00000001 b6e32000 0000000a 00000000

 1820 06:24:53.995569  # [   67.158453] 9fc0: 0000000a 0000000a b6f79e00 00000004 00000001 00000000 00020000 be92dac4

 1821 06:24:53.995624  # [   67.168799] 9fe0: 00000004 be92d7f8 b6ee3d8f b6e6a7e6

 1822 06:24:53.995677  # [   67.176108] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1823 06:24:53.995728  # [   67.184717] ---[ end trace 42e62c1453b9a1c3 ]---

 1824 06:24:53.995779  # EXCEPTION: missing 'call trace:': [FAIL]

 1825 06:24:54.039349  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1826 06:24:54.039455  # selftests: lkdtm: LOOP.sh

 1827 06:24:54.039514  # Skipping LOOP: Hangs the system

 1828 06:24:54.039567  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1829 06:24:54.039617  # selftests: lkdtm: EXHAUST_STACK.sh

 1830 06:24:54.076208  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1831 06:24:54.076380  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1832 06:24:54.092028  # selftests: lkdtm: CORRUPT_STACK.sh

 1833 06:24:54.259665  # Skipping CORRUPT_STACK: Crashes entire system on success

 1834 06:24:54.259823  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1835 06:24:54.275727  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1836 06:24:54.443244  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1837 06:24:54.443720  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1838 06:24:54.459563  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1839 06:24:54.669251  <6>[   68.306625] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1840 06:24:54.669411  <6>[   68.312551] lkdtm: attempting good list addition

 1841 06:24:54.669493  <6>[   68.317440] lkdtm: attempting corrupted list addition

 1842 06:24:54.669556  <3>[   68.322878] lkdtm: list_add() corruption not detected!

 1843 06:24:54.755756  # [   68.306625] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1844 06:24:54.756223  # [   68.312551] lkdtm: attempting good list addition

 1845 06:24:54.756489  # [   68.317440] lkdtm: attempting corrupted list addition

 1846 06:24:54.756763  # [   68.322878] lkdtm: list_add() corruption not detected!

 1847 06:24:54.757096  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1848 06:24:54.771774  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1849 06:24:54.787026  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1850 06:24:55.018204  <6>[   68.655357] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1851 06:24:55.018657  <6>[   68.661275] lkdtm: attempting good list removal

 1852 06:24:55.018910  <6>[   68.666082] lkdtm: attempting corrupted list removal

 1853 06:24:55.019128  <3>[   68.671418] lkdtm: list_del() corruption not detected!

 1854 06:24:55.104948  # [   68.655357] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1855 06:24:55.105364  # [   68.661275] lkdtm: attempting good list removal

 1856 06:24:55.105615  # [   68.666082] lkdtm: attempting corrupted list removal

 1857 06:24:55.105832  # [   68.671418] lkdtm: list_del() corruption not detected!

 1858 06:24:55.106036  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1859 06:24:55.120727  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1860 06:24:55.136857  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1861 06:24:55.344551  <6>[   68.978974] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1862 06:24:55.344693  <6>[   68.985561] lkdtm: attempting bad read from page below current stack

 1863 06:24:55.344768  <3>[   68.992288] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1864 06:24:55.430240  # [   68.978974] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1865 06:24:55.430382  # [   68.985561] lkdtm: attempting bad read from page below current stack

 1866 06:24:55.430454  # [   68.992288] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1867 06:24:55.430502  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1868 06:24:55.454030  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1869 06:24:55.470111  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1870 06:24:55.665902  <6>[   69.303367] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1871 06:24:55.666350  <6>[   69.310005] lkdtm: attempting bad read from page above current stack

 1872 06:24:55.666600  <3>[   69.316686] lkdtm: FAIL: accessed page after stack! (byte: 80)

 1873 06:24:55.753364  # [   69.303367] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1874 06:24:55.753809  # [   69.310005] lkdtm: attempting bad read from page above current stack

 1875 06:24:55.754059  # [   69.316686] lkdtm: FAIL: accessed page after stack! (byte: 80)

 1876 06:24:55.754281  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1877 06:24:55.778986  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1878 06:24:55.794948  # selftests: lkdtm: UNSET_SMEP.sh

 1879 06:24:55.954656  <4>[   69.603860] panel-simple panel-lvds0: supply power not found, using dummy regulator

 1880 06:24:56.018361  <4>[   69.632780] panel-simple panel-lcd: supply power not found, using dummy regulator

 1881 06:24:56.018890  <4>[   69.641128] panel-simple panel-lcd: Specify missing connector_type

 1882 06:24:56.019172  <6>[   69.657583] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1883 06:24:56.019423  <6>[   69.666234] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

 1884 06:24:56.019640  <6>[   69.674844] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

 1885 06:24:56.066306  <6>[   69.683441] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

 1886 06:24:56.066769  <6>[   69.693710] platform panel-lvds0: deferred probe pending

 1887 06:24:56.067029  <6>[   69.699423] platform backlight-lcd: deferred probe pending

 1888 06:24:56.067276  <6>[   69.705277] platform backlight-lvds: deferred probe pending

 1889 06:24:56.067490  <6>[   69.711159] platform panel-lcd: deferred probe pending

 1890 06:24:56.067694  <6>[   69.716572] platform 120000.hdmi: deferred probe pending

 1891 06:24:56.067897  <6>[   69.724350] lkdtm: Performing direct entry UNSET_SMEP

 1892 06:24:56.111683  <3>[   69.729680] lkdtm: XFAIL: this test is x86_64-only

 1893 06:24:56.161833  # [   69.657583] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1894 06:24:56.162289  # [   69.666234] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

 1895 06:24:56.162540  # [   69.674844] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

 1896 06:24:56.162760  # [   69.683441] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

 1897 06:24:56.162967  # [   69.693710] platform panel-lvds0: deferred probe pending

 1898 06:24:56.219354  # [   69.699423] platform backlight-lcd: deferred probe pending

 1899 06:24:56.219804  # [   69.705277] platform backlight-lvds: deferred probe pending

 1900 06:24:56.220052  # [   69.711159] platform panel-lcd: deferred probe pending

 1901 06:24:56.220267  # [   69.716572] platform 120000.hdmi: deferred probe pending

 1902 06:24:56.220476  # [   69.724350] lkdtm: Performing direct entry UNSET_SMEP

 1903 06:24:56.220675  # [   69.729680] lkdtm: XFAIL: this test is x86_64-only

 1904 06:24:56.220877  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1905 06:24:56.221075  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1906 06:24:56.221279  # selftests: lkdtm: DOUBLE_FAULT.sh

 1907 06:24:56.417859  <6>[   70.065879] lkdtm: Performing direct entry DOUBLE_FAULT

 1908 06:24:56.418009  <3>[   70.071463] lkdtm: XFAIL: this test is ia32-only

 1909 06:24:56.491458  # [   70.065879] lkdtm: Performing direct entry DOUBLE_FAULT

 1910 06:24:56.491586  # [   70.071463] lkdtm: XFAIL: this test is ia32-only

 1911 06:24:56.523286  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1912 06:24:56.555520  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1913 06:24:56.571775  # selftests: lkdtm: CORRUPT_PAC.sh

 1914 06:24:56.769711  <6>[   70.417775] lkdtm: Performing direct entry CORRUPT_PAC

 1915 06:24:56.770166  <3>[   70.423246] lkdtm: XFAIL: this test is arm64-only

 1916 06:24:56.829182  # [   70.417775] lkdtm: Performing direct entry CORRUPT_PAC

 1917 06:24:56.829724  # [   70.423246] lkdtm: XFAIL: this test is arm64-only

 1918 06:24:56.845227  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1919 06:24:56.861518  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1920 06:24:56.893070  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1921 06:24:57.103605  <6>[   70.746213] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1922 06:24:57.103754  <3>[   70.752984] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1923 06:24:57.166509  # [   70.746213] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1924 06:24:57.167041  # [   70.752984] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1925 06:24:57.182823  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1926 06:24:57.209267  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1927 06:24:57.225979  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1928 06:24:57.395551  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1929 06:24:57.396014  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1930 06:24:57.411185  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1931 06:24:57.583093  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1932 06:24:57.583566  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1933 06:24:57.598759  # selftests: lkdtm: READ_AFTER_FREE.sh

 1934 06:24:57.801488  <6>[   71.438723] lkdtm: Performing direct entry READ_AFTER_FREE

 1935 06:24:57.801939  <6>[   71.444546] lkdtm: Value in memory before free: 12345678

 1936 06:24:57.802215  <6>[   71.450129] lkdtm: Attempting bad read from freed memory

 1937 06:24:57.802442  <6>[   71.455810] lkdtm: Memory was not poisoned

 1938 06:24:57.887688  # [   71.438723] lkdtm: Performing direct entry READ_AFTER_FREE

 1939 06:24:57.888160  # [   71.444546] lkdtm: Value in memory before free: 12345678

 1940 06:24:57.888546  # [   71.450129] lkdtm: Attempting bad read from freed memory

 1941 06:24:57.888841  # [   71.455810] lkdtm: Memory was not poisoned

 1942 06:24:57.889113  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1943 06:24:57.903954  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1944 06:24:57.919710  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1945 06:24:58.086924  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1946 06:24:58.087420  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1947 06:24:58.102534  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1948 06:24:58.319927  <6>[   71.952114] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1949 06:24:58.320386  <6>[   71.958407] lkdtm: Value in memory before free: 12345678

 1950 06:24:58.320723  <6>[   71.964051] lkdtm: Attempting to read from freed memory

 1951 06:24:58.321010  <6>[   71.969550] lkdtm: Buddy page was not poisoned

 1952 06:24:58.395543  # [   71.952114] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1953 06:24:58.395681  # [   71.958407] lkdtm: Value in memory before free: 12345678

 1954 06:24:58.395760  # [   71.964051] lkdtm: Attempting to read from freed memory

 1955 06:24:58.395823  # [   71.969550] lkdtm: Buddy page was not poisoned

 1956 06:24:58.395884  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1957 06:24:58.424843  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1958 06:24:58.440973  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1959 06:24:58.633534  <6>[   72.275685] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1960 06:24:58.633992  <6>[   72.281631] lkdtm: Attempting double slab free ...

 1961 06:24:58.691503  # [   72.275685] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1962 06:24:58.691950  # [   72.281631] lkdtm: Attempting double slab free ...

 1963 06:24:58.707537  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1964 06:24:58.723182  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1965 06:24:58.739121  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1966 06:24:58.936761  <6>[   72.581323] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1967 06:24:58.936923  <6>[   72.587100] lkdtm: Attempting cross-cache slab free ...

 1968 06:24:59.006035  # [   72.581323] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1969 06:24:59.006498  # [   72.587100] lkdtm: Attempting cross-cache slab free ...

 1970 06:24:59.022116  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1971 06:24:59.038296  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1972 06:24:59.069778  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1973 06:24:59.266542  <6>[   72.909300] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1974 06:24:59.266991  <6>[   72.915058] lkdtm: Attempting non-Slab slab free ...

 1975 06:24:59.329186  # [   72.909300] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1976 06:24:59.329347  # [   72.915058] lkdtm: Attempting non-Slab slab free ...

 1977 06:24:59.345355  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1978 06:24:59.377865  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1979 06:24:59.393653  # selftests: lkdtm: SOFTLOCKUP.sh

 1980 06:24:59.537693  # Skipping SOFTLOCKUP: Hangs the system

 1981 06:24:59.553235  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1982 06:24:59.569452  # selftests: lkdtm: HARDLOCKUP.sh

 1983 06:24:59.728846  # Skipping HARDLOCKUP: Hangs the system

 1984 06:24:59.728987  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1985 06:24:59.744618  # selftests: lkdtm: SPINLOCKUP.sh

 1986 06:24:59.914825  # Skipping SPINLOCKUP: Hangs the system

 1987 06:24:59.915354  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1988 06:24:59.930725  # selftests: lkdtm: HUNG_TASK.sh

 1989 06:25:00.074853  # Skipping HUNG_TASK: Hangs the system

 1990 06:25:00.090340  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1991 06:25:00.106850  # selftests: lkdtm: EXEC_DATA.sh

 1992 06:25:00.326192  <6>[   73.949380] lkdtm: Performing direct entry EXEC_DATA

 1993 06:25:00.326322  <6>[   73.954865] lkdtm: attempting ok execution at c0c587dc

 1994 06:25:00.326379  <6>[   73.960312] lkdtm: attempting bad execution at c27069e4

 1995 06:25:00.326429  <1>[   73.965865] 8<--- cut here ---

 1996 06:25:00.326476  <1>[   73.969195] Unable to handle kernel paging request at virtual address c27069e4

 1997 06:25:00.326522  <1>[   73.976701] pgd = a7d67f79

 1998 06:25:00.326581  <1>[   73.979692] [c27069e4] *pgd=1261141e(bad)

 1999 06:25:00.326628  <0>[   73.984019] Internal error: Oops: 8000000d [#3] SMP ARM

 2000 06:25:00.369470  <4>[   73.989530] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2001 06:25:00.369556  <4>[   74.019074] CPU: 2 PID: 1721 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2002 06:25:00.369622  <4>[   74.027103] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2003 06:25:00.369677  <4>[   74.033928] PC is at data_area+0x0/0x40

 2004 06:25:00.412892  <4>[   74.038064] LR is at execute_location+0xa4/0xb4

 2005 06:25:00.412986  <4>[   74.042878] pc : [<c27069e4>]    lr : [<c13c8370>]    psr: 600e0013

 2006 06:25:00.413056  <4>[   74.049429] sp : c4751e38  ip : c4751d40  fp : c4751e54

 2007 06:25:00.413112  <4>[   74.054934] r10: 0000000a  r9 : c1ad596c  r8 : c15ebd0c

 2008 06:25:00.413170  <4>[   74.060442] r7 : c4751f60  r6 : 00000001  r5 : c27069e4  r4 : c0c587dc

 2009 06:25:00.413224  <4>[   74.067251] r3 : 060a6f7c  r2 : 060a6f7c  r1 : ef7ab5e0  r0 : 0000002b

 2010 06:25:00.413276  <4>[   74.074064] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2011 06:25:00.456554  <4>[   74.081483] Control: 10c5387d  Table: 1660804a  DAC: 00000051

 2012 06:25:00.457016  <0>[   74.087514] Process cat (pid: 1721, stack limit = 0x2123f653)

 2013 06:25:00.457280  <0>[   74.093543] Stack: (0xc4751e38 to 0xc4752000)

 2014 06:25:00.457502  <0>[   74.098188] 1e20:                                                       0000001f c60ab000

 2015 06:25:00.457716  <0>[   74.106657] 1e40: 0000000a c4751f60 c4751e64 c4751e58 c13c84dc c13c82d8 c4751e74 c4751e68

 2016 06:25:00.457931  <0>[   74.115125] 1e60: c0c57a6c c13c84c4 c4751e9c c4751e78 c0c57f6c c0c57a4c c0c57e4c c623cf00

 2017 06:25:00.499976  <0>[   74.123593] 1e80: b6e5a000 0000000a c30236c0 c4751f60 c4751ec4 c4751ea0 c07e1bc0 c0c57e58

 2018 06:25:00.500469  <0>[   74.132061] 1ea0: 00000000 c623cf00 b6e5a000 c2815800 c4751f60 c07e1b5c c4751f5c c4751ec8

 2019 06:25:00.500724  <0>[   74.140530] 1ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4750000

 2020 06:25:00.500944  <0>[   74.148997] 1ee0: b6e5a000 00020000 00000004 0000000a 0001fff6 c4751ee0 00000001 b6e59000

 2021 06:25:00.501154  <0>[   74.157463] 1f00: c474b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2022 06:25:00.547746  <0>[   74.165932] 1f20: 00000000 00000000 c13dd8b8 060a6f7c c206c120 c623cf00 c623cf00 c4750000

 2023 06:25:00.548376  <0>[   74.174400] 1f40: b6e5a000 00000000 00000000 00000004 c4751f94 c4751f60 c059c058 c059b9ac

 2024 06:25:00.548791  <0>[   74.182868] 1f60: 00000000 00000000 c4751fac 060a6f7c 0000000a 0000000a b6fa1e00 00000004

 2025 06:25:00.549159  <0>[   74.191336] 1f80: c03002e4 c4750000 c4751fa4 c4751f98 c059c0e8 c059bff0 00000000 c4751fa8

 2026 06:25:00.549515  <0>[   74.199804] 1fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6e5a000 0000000a 00000000

 2027 06:25:00.591765  <0>[   74.208272] 1fc0: 0000000a 0000000a b6fa1e00 00000004 00000001 00000000 00020000 be972ac4

 2028 06:25:00.592441  <0>[   74.216739] 1fe0: 00000004 be9727f8 b6f0bd8f b6e927e6 800e0030 00000001 00000000 00000000

 2029 06:25:00.592878  <0>[   74.225194] Backtrace: 

 2030 06:25:00.593279  <0>[   74.227960] [<c13c82cc>] (execute_location) from [<c13c84dc>] (lkdtm_EXEC_DATA+0x24/0x28)

 2031 06:25:00.593669  <0>[   74.236428]  r7:c4751f60 r6:0000000a r5:c60ab000 r4:0000001f

 2032 06:25:00.594055  <0>[   74.242388] [<c13c84b8>] (lkdtm_EXEC_DATA) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2033 06:25:00.635589  <0>[   74.250774] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2034 06:25:00.636049  <0>[   74.259082] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2035 06:25:00.636334  <0>[   74.267291]  r9:c4751f60 r8:c30236c0 r7:0000000a r6:b6e5a000 r5:c623cf00 r4:c0c57e4c

 2036 06:25:00.636578  <0>[   74.275338] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2037 06:25:00.636810  <0>[   74.283460]  r9:c07e1b5c r8:c4751f60 r7:c2815800 r6:b6e5a000 r5:c623cf00 r4:00000000

 2038 06:25:00.679720  <0>[   74.291500] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2039 06:25:00.680176  <0>[   74.298926]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c4750000 r5:c623cf00

 2040 06:25:00.680430  <0>[   74.307036]  r4:c623cf00

 2041 06:25:00.680671  <0>[   74.309866] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2042 06:25:00.680904  <0>[   74.317293]  r9:c4750000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:0000000a r4:0000000a

 2043 06:25:00.681131  <0>[   74.325333] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2044 06:25:00.681409  <0>[   74.333184] Exception stack(0xc4751fa8 to 0xc4751ff0)

 2045 06:25:00.723426  <0>[   74.338525] 1fa0:                   0000000a 0000000a 00000001 b6e5a000 0000000a 00000000

 2046 06:25:00.723582  <0>[   74.346993] 1fc0: 0000000a 0000000a b6fa1e00 00000004 00000001 00000000 00020000 be972ac4

 2047 06:25:00.723646  <0>[   74.355455] 1fe0: 00000004 be9727f8 b6f0bd8f b6e927e6

 2048 06:25:00.723696  <0>[   74.360798] Code: 00000000 c402a900 c402a9c0 c402aa80 (e1a0c00d) 

 2049 06:25:00.723742  <4>[   74.367185] ---[ end trace 42e62c1453b9a1c4 ]---

 2050 06:25:00.723807  # Segmentation fault

 2051 06:25:00.811780  # [   73.949380] lkdtm: Performing direct entry EXEC_DATA

 2052 06:25:00.812278  # [   73.954865] lkdtm: attempting ok execution at c0c587dc

 2053 06:25:00.812470  # [   73.960312] lkdtm: attempting bad execution at c27069e4

 2054 06:25:00.812555  # [   73.965865] 8<--- cut here ---

 2055 06:25:00.812637  # [   73.969195] Unable to handle kernel paging request at virtual address c27069e4

 2056 06:25:00.812722  # [   73.976701] pgd = a7d67f79

 2057 06:25:00.812813  # [   73.979692] [c27069e4] *pgd=1261141e(bad)

 2058 06:25:00.812899  # [   73.984019] Internal error: Oops: 8000000d [#3] SMP ARM

 2059 06:25:00.855388  # [   73.989530] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2060 06:25:00.855524  # [   74.019074] CPU: 2 PID: 1721 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2061 06:25:00.855592  # [   74.027103] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2062 06:25:00.903511  # [   74.033928] PC is at data_area+0x0/0x40

 2063 06:25:00.903933  # [   74.038064] LR is at execute_location+0xa4/0xb4

 2064 06:25:00.904187  # [   74.042878] pc : [<c27069e4>]    lr : [<c13c8370>]    psr: 600e0013

 2065 06:25:00.904411  # [   74.049429] sp : c4751e38  ip : c4751d40  fp : c4751e54

 2066 06:25:00.904627  # [   74.054934] r10: 0000000a  r9 : c1ad596c  r8 : c15ebd0c

 2067 06:25:00.904833  # [   74.060442] r7 : c4751f60  r6 : 00000001  r5 : c27069e4  r4 : c0c587dc

 2068 06:25:00.904963  # [   74.067251] r3 : 060a6f7c  r2 : 060a6f7c  r1 : ef7ab5e0  r0 : 0000002b

 2069 06:25:00.905012  # [   74.074064] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2070 06:25:00.951503  # [   74.081483] Control: 10c5387d  Table: 1660804a  DAC: 00000051

 2071 06:25:00.951917  # [   74.087514] Process cat (pid: 1721, stack limit = 0x2123f653)

 2072 06:25:00.952176  # [   74.093543] Stack: (0xc4751e38 to 0xc4752000)

 2073 06:25:00.952407  # [   74.098188] 1e20:                                                       0000001f c60ab000

 2074 06:25:00.952632  # [   74.106657] 1e40: 0000000a c4751f60 c4751e64 c4751e58 c13c84dc c13c82d8 c4751e74 c4751e68

 2075 06:25:00.952839  # [   74.115125] 1e60: c0c57a6c c13c84c4 c4751e9c c4751e78 c0c57f6c c0c57a4c c0c57e4c c623cf00

 2076 06:25:00.999523  # [   74.123593] 1e80: b6e5a000 0000000a c30236c0 c4751f60 c4751ec4 c4751ea0 c07e1bc0 c0c57e58

 2077 06:25:00.999972  # [   74.132061] 1ea0: 00000000 c623cf00 b6e5a000 c2815800 c4751f60 c07e1b5c c4751f5c c4751ec8

 2078 06:25:01.000230  # [   74.140530] 1ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4750000

 2079 06:25:01.000448  # [   74.148997] 1ee0: b6e5a000 00020000 00000004 0000000a 0001fff6 c4751ee0 00000001 b6e59000

 2080 06:25:01.000660  # [   74.157463] 1f00: c474b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2081 06:25:01.043377  # [   74.165932] 1f20: 00000000 00000000 c13dd8b8 060a6f7c c206c120 c623cf00 c623cf00 c4750000

 2082 06:25:01.043515  # [   74.174400] 1f40: b6e5a000 00000000 00000000 00000004 c4751f94 c4751f60 c059c058 c059b9ac

 2083 06:25:01.043578  # [   74.182868] 1f60: 00000000 00000000 c4751fac 060a6f7c 0000000a 0000000a b6fa1e00 00000004

 2084 06:25:01.043633  # [   74.191336] 1f80: c03002e4 c4750000 c4751fa4 c4751f98 c059c0e8 c059bff0 00000000 c4751fa8

 2085 06:25:01.043684  # [   74.199804] 1fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6e5a000 0000000a 00000000

 2086 06:25:01.087654  # [   74.208272] 1fc0: 0000000a 0000000a b6fa1e00 00000004 00000001 00000000 00020000 be972ac4

 2087 06:25:01.088129  # [   74.216739] 1fe0: 00000004 be9727f8 b6f0bd8f b6e927e6 800e0030 00000001 00000000 00000000

 2088 06:25:01.088422  # [   74.225194] Backtrace: 

 2089 06:25:01.088657  # [   74.227960] [<c13c82cc>] (execute_location) from [<c13c84dc>] (lkdtm_EXEC_DATA+0x24/0x28)

 2090 06:25:01.088871  # [   74.236428]  r7:c4751f60 r6:0000000a r5:c60ab000 r4:0000001f

 2091 06:25:01.089076  # [   74.242388] [<c13c84b8>] (lkdtm_EXEC_DATA) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2092 06:25:01.131705  # [   74.250774] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2093 06:25:01.132216  # [   74.259082] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2094 06:25:01.132526  # [   74.267291]  r9:c4751f60 r8:c30236c0 r7:0000000a r6:b6e5a000 r5:c623cf00 r4:c0c57e4c

 2095 06:25:01.132782  # [   74.275338] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2096 06:25:01.132997  # [   74.2834<6>[   74.765117] lkdtm: Performing direct entry EXEC_STACK

 2097 06:25:01.133206  60]  r9:c07e1b5c r8:c4751f60 r7:c<6>[   74.771890] lkdtm: attempting ok execution at c0c587dc

 2098 06:25:01.175465  2815800 r6:b6e5a000 r5:c623cf00 r<6>[   74.779904] lkdtm: attempting bad execution at c4697e0c

 2099 06:25:01.175605  4:00000000

 2100 06:25:01.175670  # [   74.291500] [<c0<1>[   74.788291] 8<--- cut here ---

 2101 06:25:01.175725  59b9a0>] (vfs_write) from [<c<015[   74.794424] Unable to handle kernel paging request at virtual address c4697e0c

 2102 06:25:01.175779  9c058>] (ksys_write+0x74/0xec)

 2103 06:25:01.175831  <1>[   74.804515] pgd = f0928e55

 2104 06:25:01.175881   [   74.298926]  r10:00000004 r9:<1>[   74.810258] [c4697e0c] *pgd=1461141e(bad)

 2105 06:25:01.219654  00000000 r8:00000000 r7:b6e5a000 <0>[   74.817399] Internal error: Oops: 8000000d [#4] SMP ARM

 2106 06:25:01.220131  r6:c4750000 r5:c623cf00

 2107 06:25:01.220386  # [   74<4>[   74.825743] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2108 06:25:01.220636  .307036]  r4:c623cf00

 2109 06:25:01.220856  # [   74.3<4>[   74.857713] CPU: 3 PID: 1798 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2110 06:25:01.263661  09866] [<c059bfe4>] (ksys<_4w>r[i  74.868570] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2111 06:25:01.264101  te) from [<c059c0e8>] (sys_write+<4>[   74.877794] PC is at 0xc4697e0c

 2112 06:25:01.264357  0x18/0x1c)

 2113 06:25:01.264585  # [   74.317293]  r9:<4>[   74.884073] LR is at execute_location+0xa4/0xb4

 2114 06:25:01.264800  c4750000 r8:c03002e4 r7:00<040>0[   74.891709] pc : [<c4697e0c>]    lr : [<c13c8370>]    psr: 600e0013

 2115 06:25:01.265012  04 r6:b6fa1e00 r5:0000000a< 4r>4[   74.900751] sp : c4697de8  ip : c4697cf0  fp : c4697e04

 2116 06:25:01.265227  0000000a

 2117 06:25:01.307363  # [   74.325333] <4[><[   74.908751] r10: 0000000b  r9 : c1ad5978  r8 : c15ebd0c

 2118 06:25:01.307493  059c0d0>] (sys_write) from <[4<>c   74.916753] r7 : c4697f60  r6 : 00000001  r5 : c4697e0c  r4 : c0c587dc

 2119 06:25:01.307552  03000c0>] (ret_fast_syscall+0<x40[   74.926056] r3 : 26a5a5be  r2 : 26a5a5be  r1 : ef7c05e0  r0 : 0000002b

 2120 06:25:01.307603  /0x28)

 2121 06:25:01.307650  # [   74.333184] Except<i>[   74.935450] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2122 06:25:01.307700  on stack(0xc4751fa8 to 0xc4751f<f>[   74.945533] Control: 10c5387d  Table: 1612004a  DAC: 00000051

 2123 06:25:01.307765  0)

 2124 06:25:01.351749  # [   74.338525] 1fa0:     < >[   74.954229] Process cat (pid: 1798, stack limit = 0x761463f4)

 2125 06:25:01.352253               0000000a 000000<00a>[   74.962923] Stack: (0xc4697de8 to 0xc4698000)

 2126 06:25:01.352566  00000001 b6e5a000 0000000a 000000<0>[   74.970155] 7de0:                   c4696000 c44b5000 0000000b c4697f60 c4697e64 c4697e08

 2127 06:25:01.352830  00

 2128 06:25:01.353071  # [   74.346993] 1fc0: 000000<0>[   74.981453] 7e00: c13c8518 c13c82d8 c4697e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2129 06:25:01.395560  0a 0000000a b6fa1e00 00000004 000<0>[   74.992754] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8

 2130 06:25:01.395989  00001 00000000 00020000 be972ac4

 2131 06:25:01.396249  <0>[   75.004055] 7e40: e3a02040 e3a01d33 e5930018 26a5a5be 0000000b 00000020 c4697e74 c4697e68

 2132 06:25:01.396469  

 2133 06:25:01.396678  # [   74.355455] 1fe0: 00000004 <0>[   75.015354] 7e60: c0c57a6c c13c84ec c4697e9c c4697e78 c0c57f6c c0c57a4c c0c57e4c c5a55b80

 2134 06:25:01.396890  be9727f8 b6f0bd8f b6e927e6

 2135 06:25:01.397096  # [  <0>[   75.026655] 7e80: b6e4b000 0000000b c30236c0 c4697f60 c4697ec4 c4697ea0 c07e1bc0 c0c57e58

 2136 06:25:01.439608   74.360798] Code: 00000000 c402a9<0>[   75.037954] 7ea0: 00000000 c5a55b80 b6e4b000 c2815800 c4697f60 c07e1b5c c4697f5c c4697ec8

 2137 06:25:01.440036  00 c402a9c0 c402aa80 (e1a0c00d) 

 2138 06:25:01.440294  <0>[   75.049254] 7ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4696000

 2139 06:25:01.440518  

 2140 06:25:01.440728  # [   74.367185] ---[ end trace <0>[   75.060553] 7ee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c4697ee0 00000001 b6e4a000

 2141 06:25:01.440934  42e62c1453b9a1c4 ]---

 2142 06:25:01.441139  # EXEC_DAT<0>[   75.071852] 7f00: c623da40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2143 06:25:01.483721  A: missing 'call trace:': [FAIL]

 2144 06:25:01.484226  <0>[   75.083155] 7f20: 00000000 00000000 c13dd8b8 26a5a5be c206c120 c5a55b80 c5a55b80 c4696000

 2145 06:25:01.484539  

 2146 06:25:01.484788  not ok 30 selftests: lkdtm: EXEC<0>[   75.094454] 7f40: b6e4b000 00000000 00000000 00000004 c4697f94 c4697f60 c059c058 c059b9ac

 2147 06:25:01.485024  _DATA.sh # exit=1

 2148 06:25:01.485250  # selftests: l<0>[   75.105754] 7f60: 00000000 00000000 c4697fac 26a5a5be 0000000b 0000000b b6f92e00 00000004

 2149 06:25:01.485478  kdtm: EXEC_STACK.sh

 2150 06:25:01.485702  <0>[   75.117053] 7f80: c03002e4 c4696000 c4697fa4 c4697f98 c059c0e8 c059bff0 00000000 c4697fa8

 2151 06:25:01.527552  <0>[   75.127312] 7fa0: c03000c0 c059c0dc 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 2152 06:25:01.527977  <0>[   75.135780] 7fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 becd7ac4

 2153 06:25:01.528235  <0>[   75.144247] 7fe0: 00000004 becd77f8 b6efcd8f b6e837e6 800e0030 00000001 00000000 00000000

 2154 06:25:01.528458  <0>[   75.152701] Backtrace: 

 2155 06:25:01.528668  <0>[   75.155464] [<c13c82cc>] (execute_location) from [<c13c8518>] (lkdtm_EXEC_STACK+0x38/0x54)

 2156 06:25:01.528879  <0>[   75.164025]  r7:c4697f60 r6:0000000b r5:c44b5000 r4:c4696000

 2157 06:25:01.571455  <0>[   75.169986] [<c13c84e0>] (lkdtm_EXEC_STACK) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2158 06:25:01.571596  <0>[   75.178447]  r4:00000020

 2159 06:25:01.571659  <0>[   75.181278] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2160 06:25:01.571715  <0>[   75.189585] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2161 06:25:01.571768  <0>[   75.197795]  r9:c4697f60 r8:c30236c0 r7:0000000b r6:b6e4b000 r5:c5a55b80 r4:c0c57e4c

 2162 06:25:01.571819  <0>[   75.205846] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2163 06:25:01.615721  <0>[   75.213969]  r9:c07e1b5c r8:c4697f60 r7:c2815800 r6:b6e4b000 r5:c5a55b80 r4:00000000

 2164 06:25:01.616232  <0>[   75.222007] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2165 06:25:01.616556  <0>[   75.229434]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c4696000 r5:c5a55b80

 2166 06:25:01.616805  <0>[   75.237543]  r4:c5a55b80

 2167 06:25:01.617038  <0>[   75.240372] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2168 06:25:01.617269  <0>[   75.247799]  r9:c4696000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000000b r4:0000000b

 2169 06:25:01.659358  <0>[   75.255840] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2170 06:25:01.659523  <0>[   75.263690] Exception stack(0xc4697fa8 to 0xc4697ff0)

 2171 06:25:01.659582  <0>[   75.269032] 7fa0:                   0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 2172 06:25:01.659633  <0>[   75.277501] 7fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 becd7ac4

 2173 06:25:01.659681  <0>[   75.285963] 7fe0: 00000004 becd77f8 b6efcd8f b6e837e6

 2174 06:25:01.659728  <0>[   75.291306] Code: c4697e08 c13c8518 c13c82d8 c4697e6c (e1a0c00d) 

 2175 06:25:01.659775  <4>[   75.297694] ---[ end trace 42e62c1453b9a1c5 ]---

 2176 06:25:01.659822  # Segmentation fault

 2177 06:25:01.773753  # [   74.765117] lkdtm: Performing direct entry EXEC_STACK

 2178 06:25:01.773859  # [   74.771890] lkdtm: attempting ok execution at c0c587dc

 2179 06:25:01.773923  # [   74.779904] lkdtm: attempting bad execution at c4697e0c

 2180 06:25:01.773979  # [   74.788291] 8<--- cut here ---

 2181 06:25:01.774032  # [   74.794424] Unable to handle kernel paging request at virtual address c4697e0c

 2182 06:25:01.774084  # [   74.804515] pgd = f0928e55

 2183 06:25:01.774136  # [   74.810258] [c4697e0c] *pgd=1461141e(bad)

 2184 06:25:01.774188  # [   74.817399] Internal error: Oops: 8000000d [#4] SMP ARM

 2185 06:25:01.816337  # [   74.825743] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2186 06:25:01.816482  # [   74.857713] CPU: 3 PID: 1798 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2187 06:25:01.816556  # [   74.868570] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2188 06:25:01.816610  # [   74.877794] PC is at 0xc4697e0c

 2189 06:25:01.859716  # [   74.884073] LR is at execute_location+0xa4/0xb4

 2190 06:25:01.859841  # [   74.891709] pc : [<c4697e0c>]    lr : [<c13c8370>]    psr: 600e0013

 2191 06:25:01.859901  # [   74.900751] sp : c4697de8  ip : c4697cf0  fp : c4697e04

 2192 06:25:01.859951  # [   74.908751] r10: 0000000b  r9 : c1ad5978  r8 : c15ebd0c

 2193 06:25:01.859998  # [   74.916753] r7 : c4697f60  r6 : 00000001  r5 : c4697e0c  r4 : c0c587dc

 2194 06:25:01.860045  # [   74.926056] r3 : 26a5a5be  r2 : 26a5a5be  r1 : ef7c05e0  r0 : 0000002b

 2195 06:25:01.860096  # [   74.935450] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2196 06:25:01.903357  # [   74.945533] Control: 10c5387d  Table: 1612004a  DAC: 00000051

 2197 06:25:01.903564  # [   74.954229] Process cat (pid: 1798, stack limit = 0x761463f4)

 2198 06:25:01.903663  # [   74.962923] Stack: (0xc4697de8 to 0xc4698000)

 2199 06:25:01.903747  # [   74.970155] 7de0:                   c4696000 c44b5000 0000000b c4697f60 c4697e64 c4697e08

 2200 06:25:01.903835  # [   74.981453] 7e00: c13c8518 c13c82d8 c4697e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2201 06:25:01.903904  # [   74.992754] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3073374 e34c31b8

 2202 06:25:01.947524  # [   75.004055] 7e40: e3a02040 e3a01d33 e5930018 26a5a5be 0000000b 00000020 c4697e74 c4697e68

 2203 06:25:01.947939  # [   75.015354] 7e60: c0c57a6c c13c84ec c4697e9c c4697e78 c0c57f6c c0c57a4c c0c57e4c c5a55b80

 2204 06:25:01.948175  # [   75.026655] 7e80: b6e4b000 0000000b c30236c0 c4697f60 c4697ec4 c4697ea0 c07e1bc0 c0c57e58

 2205 06:25:01.948377  # [   75.037954] 7ea0: 00000000 c5a55b80 b6e4b000 c2815800 c4697f60 c07e1b5c c4697f5c c4697ec8

 2206 06:25:01.948575  # [   75.049254] 7ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4696000

 2207 06:25:01.991425  # [   75.060553] 7ee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c4697ee0 00000001 b6e4a000

 2208 06:25:01.991526  # [   75.071852] 7f00: c623da40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2209 06:25:01.991584  # [   75.083155] 7f20: 00000000 00000000 c13dd8b8 26a5a5be c206c120 c5a55b80 c5a55b80 c4696000

 2210 06:25:01.991634  # [   75.094454] 7f40: b6e4b000 00000000 00000000 00000004 c4697f94 c4697f60 c059c058 c059b9ac

 2211 06:25:01.991680  # [   75.105754] 7f60: 00000000 00000000 c4697fac 26a5a5be 0000000b 0000000b b6f92e00 00000004

 2212 06:25:02.035694  # [   75.117053] 7f80: c03002e4 c4696000 c4697fa4 c4697f98 c059c0e8 c059bff0 00000000 c4697fa8

 2213 06:25:02.036157  # [   75.127312] 7fa0: c03000c0 c059c0dc 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 2214 06:25:02.036434  # [   75.135780] 7fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 becd7ac4

 2215 06:25:02.036660  # [   75.144247] 7fe0: 00000004 becd77f8 b6efcd8f b6e837e6 800e0030 00000001 00000000 00000000

 2216 06:25:02.036874  # [   75.152701] Backtrace: 

 2217 06:25:02.037084  # [   75.155464] [<c13c82cc>] (execute_location) from [<c13c8518>] (lkdtm_EXEC_STACK+0x38/0x54)

 2218 06:25:02.083609  # [   75.164025]  r7:c4697f60 r6:0000000b r5:c44b5000 r4:c4696000

 2219 06:25:02.084028  # [   75.169986] [<c13c84e0>] (lkdtm_EXEC_STACK) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2220 06:25:02.084287  # [   75.178447]  r4:00000020

 2221 06:25:02.084507  # [   75.181278] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2222 06:25:02.084716  # [   75.189585] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2223 06:25:02.084926  # [   75.197795]  r9:c4697f60 r8:c30236c0 r7:0000000b r6:b6e4b000 r5:c5a55b80 r4:c0c57e4c

 2224 06:25:02.127512  # [   75.205846] [<c07e1b5c>] (full_p<6>[   75.738938] lkdtm: Performing direct entry EXEC_KMALLOC

 2225 06:25:02.127973  roxy_write) from [<c059baac>] (vf<6>[   75.746884] lkdtm: attempting ok execution at c0c587dc

 2226 06:25:02.128236  s_write+0x10c/0x53c)

 2227 06:25:02.128458  # [   75.21<6>[   75.754975] lkdtm: attempting bad execution at c5d6a3c0

 2228 06:25:02.128670  3969]  r9:c07e1b5c r8:c4697f60 r7<1>[   75.763414] 8<--- cut here ---

 2229 06:25:02.128886  :c2815800 r6:b6e4b000< 1r>5[:  c 75.769455] Unable to handle kernel paging request at virtual address c5d6a3c0

 2230 06:25:02.129093  a55b80 r4:000<010>0[0 0 

 2231 06:25:02.129293   

 2232 06:25:02.129494  7#5 .[79191] pgd = cad424d5

 2233 06:25:02.171724     75.222007] [<c059b9a0>] <(1v>f   75.784066] [c5d6a3c0] *pgd=15c1141e(bad)

 2234 06:25:02.172184  s_write) from [<c059c058<>0]> [(   75.790859] Internal error: Oops: 8000000d [#5] SMP ARM

 2235 06:25:02.172448  sys_write+0x74/0xec)

 2236 06:25:02.215755  # [   75.22<4>[   75.798766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2237 06:25:02.216262  9434]  r10:00000004 r9<:40>0[0  075.830730] CPU: 1 PID: 1878 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2238 06:25:02.216560  0000 r8:0<040>0[0 0 0 07 5r.78:4b980] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2239 06:25:02.216813  6e4b000 r6:c4696000 r<54:>c[5 a 575.849510] PC is at 0xc5d6a3c0

 2240 06:25:02.217051  5b80

 2241 06:25:02.217285  # [   75.237543]  <r44>:[c   75.855171] LR is at execute_location+0xa4/0xb4

 2242 06:25:02.217511  a55b80

 2243 06:25:02.217732  # [ < 4 >7[5 . 2 7450.3872383] pc : [<c5d6a3c0>]    lr : [<c13c8370>]    psr: 600e0013

 2244 06:25:02.259686  2] [<c059b<f4e>4[> ]   (7k5s.y8s70729] sp : c646fe30  ip : c646fd38  fp : c646fe4c

 2245 06:25:02.260168  write) f<r4o>m[  [ < c7055.98c708036] r10: 0000000d  r9 : c1ad5984  r8 : c15ebd0c

 2246 06:25:02.260464  8>] (sys_wr<i4t>e[+ 0 x 7158./8085256] r7 : c646ff60  r6 : 00000001  r5 : c5d6a3c0  r4 : c0c587dc

 2247 06:25:02.260727  1c)

 2248 06:25:02.260956  # [ < 4 >7[5 . 2 47757.9899]864] r3 : a7bde953  r2 : a7bde953  r1 : ef7965e0  r0 : 0000002b

 2249 06:25:02.261172    r9:c4696000< 4r>8[: c 0 37050.202389] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2250 06:25:02.303649  e4 r7:00000<040>4[   r 67:5b.69f11691] Control: 10c5387d  Table: 165c804a  DAC: 00000051

 2251 06:25:02.304109  2e00 r5:00000<000>b[  r 4 :7050.019518] Process cat (pid: 1878, stack limit = 0x4ac8a616)

 2252 06:25:02.304370  0000b

 2253 06:25:02.304599  # [  < 07>5[. 2 5 57854.0927432] Stack: (0xc646fe30 to 0xc6470000)

 2254 06:25:02.304816   [<c059c0d0<0>>][  ( s y7s5_.w9r33959] fe20:                                     c5d6a3c0 c5b40000 0000000d c646ff60

 2255 06:25:02.305028  te) from [<c03000<c00>>[]    (7r5.944222] fe40: c646fe64 c646fe50 c0c5882c c13c82d8 00000021 c5b40000 c646fe74 c646fe68

 2256 06:25:02.347721  t_fast_syscall+<00x>0[/ 0 x 2785)954740] fe60: c0c57a6c c0c58800 c646fe9c c646fe78 c0c57f6c c0c57a4c c0c57e4c c2fcb7c0

 2257 06:25:02.348201  

 2258 06:25:02.348486  # [   75.26<306>9[0 ]   E7x5c.e65171] fe80: b6dec000 0000000d c30236c0 c646ff60 c646fec4 c646fea0 c07e1bc0 c0c57e58

 2259 06:25:02.348719  ption stack(0x<c04>6[9 7 f a785 .975516] fea0: 00000000 c2fcb7c0 b6dec000 c2815800 c646ff60 c07e1b5c c646ff5c c646fec8

 2260 06:25:02.348929  o 0xc4697ff0)

 2261 06:25:02.349135  #< 0[> [     7755.985948] fec0: c059baac c07e1b68 00000001 00000000 c059c058 c5923ce4 c059c058 c646e000

 2262 06:25:02.391721  269032] 7fa0:  < 0 > [       7 5 996379] fee0: b6dec000 00020000 00000004 0000000d 0001fff3 c646fee0 00000001 00000805

 2263 06:25:02.392191          000000<00b> [0 0 0 07060.006810] ff00: c5a54640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2264 06:25:02.392473  b 00000001 b6e4<b00>0[0   0 07060017242] ff20: 00000000 00000000 c646e000 a7bde953 b6deb000 c2fcb7c0 c2fcb7c0 c646e000

 2265 06:25:02.392707  000b 00000000

 2266 06:25:02.392926  # [< 0 > [ 7 5 .72.027676] ff40: b6dec000 00000000 00000000 00000004 c646ff94 c646ff60 c059c058 c059b9ac

 2267 06:25:02.435721  77501] 7fc0: 00<000>0[0 0 b  7060038194] ff60: 00000000 00000000 c646ffac a7bde953 0000000d 0000000d b6f33e00 00000004

 2268 06:25:02.436189  00000b b6f92e0<00 >0[0 0 0 07060.048625] ff80: c03002e4 c646e000 c646ffa4 c646ff98 c059c0e8 c059bff0 00000000 c646ffa8

 2269 06:25:02.436478   00000001 0000<000>0[0   0 07062.059056] ffa0: c03000c0 c059c0dc 0000000d 0000000d 00000001 b6dec000 0000000d 00000000

 2270 06:25:02.436709  000 becd7ac4

 2271 06:25:02.436927  #< 0[> [    7 57.62069489] ffc0: 0000000d 0000000d b6f33e00 00000004 00000001 00000000 00020000 befb3ac4

 2272 06:25:02.479709  85963] 7fe0: 000<000>0[0 4   b7e6.079921] ffe0: 00000004 befb37f8 b6e9dd8f b6e247e6 800e0030 00000001 00000000 00000000

 2273 06:25:02.480174  d77f8 b6efcd8f< 0b>6[e 8 3 77e66.090432] Backtrace: 

 2274 06:25:02.480452  

 2275 06:25:02.480675  # [   75.291306] Code: c4697<e00[   76.095149] [<c13c82cc>] (execute_location) from [<c0c5882c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2276 06:25:02.480896  8 c13c8518 c13c8<20d>8[  c 4 6796.106441]  r7:c646ff60 r6:0000000d r5:c5b40000 r4:c5d6a3c0

 2277 06:25:02.481113  e6c (e1a0c00d) 

 2278 06:25:02.481324  # <[0 > [  7 5 .6.114443] [<c0c587f4>] (lkdtm_EXEC_KMALLOC) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2279 06:25:02.481533  297694] ---[< 0e>n[d   t r7a6c.e125219]  r5:c5b40000 r4:00000021

 2280 06:25:02.523716  42e62c1453b9a1c5 ]<-0->-[

 2281 06:25:02.524173   

 2282 06:25:02.524447   #  76.130966] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2283 06:25:02.524682  XEC_STACK: missing 'call tr<a0c>e   76.141404] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2284 06:25:02.524901  :': [FAIL]

 2285 06:25:02.525108  n<o0t> [o k   3716 .s52088]  r9:c646ff60 r8:c30236c0 r7:0000000d r6:b6dec000 r5:c2fcb7c0 r4:c0c57e4c

 2286 06:25:02.525324  elftests: lkdtm: EXEC_S<T0A>C[K . 76.162006] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2287 06:25:02.525537  sh # exit=1

 2288 06:25:02.567801  # <s0e>l[f t e s7t6s172434]  r9:c07e1b5c r8:c646ff60 r7:c2815800 r6:b6dec000 r5:c2fcb7c0 r4:00000000

 2289 06:25:02.568261  : lkdtm: EXEC_KMAL<L0O>C[. s h 

 2290 06:25:02.568540  76.182433] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2291 06:25:02.568779  <0>[   76.191996]  r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c646e000 r5:c2fcb7c0

 2292 06:25:02.568999  <0>[   76.200090]  r4:c2fcb7c0

 2293 06:25:02.569207  <0>[   76.202895] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2294 06:25:02.569418  <0>[   76.210300]  r9:c646e000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000d r4:0000000d

 2295 06:25:02.611420  <0>[   76.218316] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2296 06:25:02.611568  <0>[   76.226150] Exception stack(0xc646ffa8 to 0xc646fff0)

 2297 06:25:02.611636  <0>[   76.231471] ffa0:                   0000000d 0000000d 00000001 b6dec000 0000000d 00000000

 2298 06:25:02.611695  <0>[   76.239915] ffc0: 0000000d 0000000d b6f33e00 00000004 00000001 00000000 00020000 befb3ac4

 2299 06:25:02.611752  <0>[   76.248359] ffe0: 00000004 befb37f8 b6e9dd8f b6e247e6

 2300 06:25:02.611807  <0>[   76.253681] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) 

 2301 06:25:02.611859  <4>[   76.260043] ---[ end trace 42e62c1453b9a1c6 ]---

 2302 06:25:02.611912  # Segmentation fault

 2303 06:25:02.738542  # [   75.738938] lkdtm: Performing direct entry EXEC_KMALLOC

 2304 06:25:02.738650  # [   75.746884] lkdtm: attempting ok execution at c0c587dc

 2305 06:25:02.738716  # [   75.754975] lkdtm: attempting bad execution at c5d6a3c0

 2306 06:25:02.738769  # [   75.763414] 8<--- cut here ---

 2307 06:25:02.738820  # [   75.769455] Unable to handle kernel paging request at virtual address c5d6a3c0

 2308 06:25:02.738869  # [   75.779191] pgd = cad424d5

 2309 06:25:02.738918  # [   75.784066] [c5d6a3c0] *pgd=15c1141e(bad)

 2310 06:25:02.738966  # [   75.790859] Internal error: Oops: 8000000d [#5] SMP ARM

 2311 06:25:02.781961  # [   75.798766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2312 06:25:02.782058  # [   75.830730] CPU: 1 PID: 1878 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2313 06:25:02.782116  # [   75.840980] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2314 06:25:02.782166  # [   75.849510] PC is at 0xc5d6a3c0

 2315 06:25:02.825432  # [   75.855171] LR is at execute_location+0xa4/0xb4

 2316 06:25:02.825905  # [   75.862383] pc : [<c5d6a3c0>]    lr : [<c13c8370>]    psr: 600e0013

 2317 06:25:02.826183  # [   75.870729] sp : c646fe30  ip : c646fd38  fp : c646fe4c

 2318 06:25:02.826407  # [   75.878036] r10: 0000000d  r9 : c1ad5984  r8 : c15ebd0c

 2319 06:25:02.826622  # [   75.885256] r7 : c646ff60  r6 : 00000001  r5 : c5d6a3c0  r4 : c0c587dc

 2320 06:25:02.826833  # [   75.893864] r3 : a7bde953  r2 : a7bde953  r1 : ef7965e0  r0 : 0000002b

 2321 06:25:02.827040  # [   75.902389] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2322 06:25:02.868280  # [   75.911691] Control: 10c5387d  Table: 165c804a  DAC: 00000051

 2323 06:25:02.868733  # [   75.919518] Process cat (pid: 1878, stack limit = 0x4ac8a616)

 2324 06:25:02.868987  # [   75.927432] Stack: (0xc646fe30 to 0xc6470000)

 2325 06:25:02.869211  # [   75.933959] fe20:                                     c5d6a3c0 c5b40000 0000000d c646ff60

 2326 06:25:02.869285  # [   75.944222] fe40: c646fe64 c646fe50 c0c5882c c13c82d8 00000021 c5b40000 c646fe74 c646fe68

 2327 06:25:02.869341  # [   75.954740] fe60: c0c57a6c c0c58800 c646fe9c c646fe78 c0c57f6c c0c57a4c c0c57e4c c2fcb7c0

 2328 06:25:02.911394  # [   75.965171] fe80: b6dec000 0000000d c30236c0 c646ff60 c646fec4 c646fea0 c07e1bc0 c0c57e58

 2329 06:25:02.911540  # [   75.975516] fea0: 00000000 c2fcb7c0 b6dec000 c2815800 c646ff60 c07e1b5c c646ff5c c646fec8

 2330 06:25:02.911612  # [   75.985948] fec0: c059baac c07e1b68 00000001 00000000 c059c058 c5923ce4 c059c058 c646e000

 2331 06:25:02.911673  # [   75.996379] fee0: b6dec000 00020000 00000004 0000000d 0001fff3 c646fee0 00000001 00000805

 2332 06:25:02.911730  # [   76.006810] ff00: c5a54640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2333 06:25:02.959574  # [   76.017242] ff20: 00000000 00000000 c646e000 a7bde953 b6deb000 c2fcb7c0 c2fcb7c0 c646e000

 2334 06:25:02.959997  # [   76.027676] ff40: b6dec000 00000000 00000000 00000004 c646ff94 c646ff60 c059c058 c059b9ac

 2335 06:25:02.960252  # [   76.038194] ff60: 00000000 00000000 c646ffac a7bde953 0000000d 0000000d b6f33e00 00000004

 2336 06:25:02.960478  # [   76.048625] ff80: c03002e4 c646e000 c646ffa4 c646ff98 c059c0e8 c059bff0 00000000 c646ffa8

 2337 06:25:02.960691  # [   76.059056] ffa0: c03000c0 c059c0dc 0000000d 0000000d 00000001 b6dec000 0000000d 00000000

 2338 06:25:03.003787  # [   76.069489] ffc0: 0000000d 0000000d b6f33e00 00000004 00000001 00000000 00020000 befb3ac4

 2339 06:25:03.004245  # [   76.079921] ffe0: 00000004 befb37f8 b6e9dd8f b6e247e6 800e0030 00000001 00000000 00000000

 2340 06:25:03.004526  # [   76.090432] Backtrace: 

 2341 06:25:03.004755  # [   76.095149] [<c13c82cc>] (execute_location) from [<c0c5882c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2342 06:25:03.004969  # [   76.106441]  r7:c646ff60 r6:0000000d r5:c5b40000 r4:c5d6a3c0

 2343 06:25:03.005178  # [   76.114443] [<c0c587f4>] (lkdtm_EXEC_KMALLOC) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2344 06:25:03.005385  # [   76.125219]  r5:c5b40000 r4:00000021

 2345 06:25:03.047721  # [   76.130966] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2346 06:25:03.048147  # [   76.141404] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2347 06:25:03.048409  # [   76.152088]  r9:c646ff60 r8:c30236c0 r7:0000000d r6:b6dec000 r5:c2fcb7c0 r4:c0c57e4c

 2348 06:25:03.048636  # [   76.162006] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2349 06:25:03.048849  # [   76.172434]  r9:c07e1b5c r8:c646ff60 r7:c2815800 r6:b6dec<6>[   76.699250] lkdtm: Performing direct entry EXEC_VMALLOC

 2350 06:25:03.091613  000 r5:c2fcb7c0 r4:00000000

 2351 06:25:03.092031  # [ <6>[   76.707397] lkdtm: attempting ok execution at c0c587dc

 2352 06:25:03.092287    76.182433] [<c059b9a0>] (vfs_wr<6>[   76.715377] lkdtm: attempting bad execution at f096c000

 2353 06:25:03.092515  ite) from [<c059c058>] (ksys_writ<1>[   76.723813] 8<--- cut here ---

 2354 06:25:03.092726  e+0x74/0xec)

 2355 06:25:03.092932  # [   76.191996]  r<1>[   76.729958] Unable to handle kernel paging request at virtual address f096c000

 2356 06:25:03.093144  10:00000004 r9:00000000 r8:000000<1>[   76.740337] pgd = d1d49e05

 2357 06:25:03.135712  00 r7:b6dec000 r6:c646e000 r5:c2f<1>[   76.746216] [f096c000] *pgd=12950811, *pte=494b965f, *ppte=494b945f

 2358 06:25:03.136179  cb7c0

 2359 06:25:03.136460  # [   76.200090]  r4:c2fcb<0>[   76.755603] Internal error: Oops: 8000000f [#6] SMP ARM

 2360 06:25:03.136695  <4>[   76.763914] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2361 06:25:03.179778  <4>[   76.793205] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2362 06:25:03.180233  <4>[   76.801213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2363 06:25:03.180489  <4>[   76.808010] PC is at 0xf096c000

 2364 06:25:03.180712  <4>[   76.811427] LR is at execute_location+0xa4/0xb4

 2365 06:25:03.180926  <4>[   76.816224] pc : [<f096c000>]    lr : [<c13c8370>]    psr: 600e0013

 2366 06:25:03.181141  <4>[   76.822756] sp : c646de30  ip : c646dd38  fp : c646de4c

 2367 06:25:03.181354  <4>[   76.828246] r10: 0000000d  r9 : c1ad5994  r8 : c15ebd0c

 2368 06:25:03.223720  <4>[   76.833736] r7 : c646df60  r6 : 00000001  r5 : f096c000  r4 : c0c587dc

 2369 06:25:03.224181  <4>[   76.840528] r3 : e5bdc402  r2 : e5bdc402  r1 : ef7815e0  r0 : 0000002b

 2370 06:25:03.224462  <4>[   76.847322] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2371 06:25:03.224691  <4>[   76.854723] Control: 10c5387d  Table: 162d404a  DAC: 00000051

 2372 06:25:03.224903  <0>[   76.860737] Process cat (pid: 1956, stack limit = 0xa82a61f7)

 2373 06:25:03.225119  <0>[   76.866750] Stack: (0xc646de30 to 0xc646e000)

 2374 06:25:03.225330  <0>[   76.871377] de20:                                     f096c000 c6519000 0000000d c646df60

 2375 06:25:03.267684  <0>[   76.879822] de40: c646de64 c646de50 c0c58860 c13c82d8 00000022 c6519000 c646de74 c646de68

 2376 06:25:03.268150  <0>[   76.888269] de60: c0c57a6c c0c58844 c646de9c c646de78 c0c57f6c c0c57a4c c0c57e4c c5964b40

 2377 06:25:03.268414  <0>[   76.896715] de80: b6df6000 0000000d c30236c0 c646df60 c646dec4 c646dea0 c07e1bc0 c0c57e58

 2378 06:25:03.268639  <0>[   76.905160] dea0: 00000000 c5964b40 b6df6000 c2815800 c646df60 c07e1b5c c646df5c c646dec8

 2379 06:25:03.268849  <0>[   76.913606] dec0: c059baac c07e1b68 00000001 00000000 c059c058 c2d5bce4 c059c058 c646c000

 2380 06:25:03.311544  <0>[   76.922051] dee0: b6df6000 00020000 00000004 0000000d 0001fff3 c646dee0 00000001 00000805

 2381 06:25:03.311731  <0>[   76.930495] df00: c5a52500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2382 06:25:03.311825  <0>[   76.938941] df20: 00000000 00000000 c646c000 e5bdc402 b6df5000 c5964b40 c5964b40 c646c000

 2383 06:25:03.311898  <0>[   76.947386] df40: b6df6000 00000000 00000000 00000004 c646df94 c646df60 c059c058 c059b9ac

 2384 06:25:03.311964  <0>[   76.955831] df60: 00000000 00000000 c646dfac e5bdc402 0000000d 0000000d b6f3de00 00000004

 2385 06:25:03.355713  <0>[   76.964276] df80: c03002e4 c646c000 c646dfa4 c646df98 c059c0e8 c059bff0 00000000 c646dfa8

 2386 06:25:03.356176  <0>[   76.972721] dfa0: c03000c0 c059c0dc 0000000d 0000000d 00000001 b6df6000 0000000d 00000000

 2387 06:25:03.356458  <0>[   76.981165] dfc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 beed0ac4

 2388 06:25:03.356686  <0>[   76.989612] dfe0: 00000004 beed07f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 2389 06:25:03.356901  <0>[   76.998051] Backtrace: 

 2390 06:25:03.357113  <0>[   77.000780] [<c13c82cc>] (execute_location) from [<c0c58860>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2391 06:25:03.399730  <0>[   77.009486]  r7:c646df60 r6:0000000d r5:c6519000 r4:f096c000

 2392 06:25:03.400202  <0>[   77.015417] [<c0c58838>] (lkdtm_EXEC_VMALLOC) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2393 06:25:03.400478  <0>[   77.024034]  r5:c6519000 r4:00000022

 2394 06:25:03.400706  <0>[   77.027881] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2395 06:25:03.400917  <0>[   77.036161] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2396 06:25:03.401130  <0>[   77.044348]  r9:c646df60 r8:c30236c0 r7:0000000d r6:b6df6000 r5:c5964b40 r4:c0c57e4c

 2397 06:25:03.443666  <0>[   77.052368] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2398 06:25:03.444087  <0>[   77.060466]  r9:c07e1b5c r8:c646df60 r7:c2815800 r6:b6df6000 r5:c5964b40 r4:00000000

 2399 06:25:03.444343  <0>[   77.068480] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2400 06:25:03.444566  <0>[   77.075885]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c646c000 r5:c5964b40

 2401 06:25:03.444779  <0>[   77.083978]  r4:c5964b40

 2402 06:25:03.444989  <0>[   77.086784] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2403 06:25:03.487426  <0>[   77.094187]  r9:c646c000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000d r4:0000000d

 2404 06:25:03.487559  <0>[   77.102202] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2405 06:25:03.487620  <0>[   77.110036] Exception stack(0xc646dfa8 to 0xc646dff0)

 2406 06:25:03.487681  <0>[   77.115354] dfa0:                   0000000d 0000000d 00000001 b6df6000 0000000d 00000000

 2407 06:25:03.487734  <0>[   77.123799] dfc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 beed0ac4

 2408 06:25:03.487786  <0>[   77.132242] dfe0: 00000004 beed07f8 b6ea7d8f b6e2e7e6

 2409 06:25:03.487838  <0>[   77.137566] Code: bad PC value

 2410 06:25:03.487891  7c0

 2411 06:25:03.531299  # [   76.202895] [<c059bfe4><4>[   77.140957] ---[ end trace 42e62c1453b9a1c7 ]---

 2412 06:25:03.531380  ] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2413 06:25:03.531435  # [   76.210300]  r9:c646e000 r8:c03002e4 r7:00000004 r6:b6f33e00 r5:0000000d r4:0000000d

 2414 06:25:03.531483  # [   76.218316] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2415 06:25:03.531530  # [   76.226150] Exception stack(0xc646ffa8 to 0xc646fff0)

 2416 06:25:03.531576  # [   76.231471] ffa0:                   0000000d 0000000d 00000001 b6dec000 0000000d 00000000

 2417 06:25:03.579301  # [   76.239915] ffc0: 0000000d 0000000d b6f33e00 00000004 00000001 00000000 00020000 befb3ac4

 2418 06:25:03.579415  # [   76.248359] ffe0: 00000004 befb37f8 b6e9dd8f b6e247e6

 2419 06:25:03.579474  # [   76.253681] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) 

 2420 06:25:03.579523  # [   76.260043] ---[ end trace 42e62c1453b9a1c6 ]---

 2421 06:25:03.579570  # EXEC_KMALLOC: missing 'call trace:': [FAIL]

 2422 06:25:03.579616  not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1

 2423 06:25:03.579663  # selftests: lkdtm: EXEC_VMALLOC.sh

 2424 06:25:03.579708  # Segmentation fault

 2425 06:25:03.630810  # [   76.699250] lkdtm: Performing direct entry EXEC_VMALLOC

 2426 06:25:03.630906  # [   76.707397] lkdtm: attempting ok execution at c0c587dc

 2427 06:25:03.630965  # [   76.715377] lkdtm: attempting bad execution at f096c000

 2428 06:25:03.631015  # [   76.723813] 8<--- cut here ---

 2429 06:25:03.631063  # [   76.729958] Unable to handle kernel paging request at virtual address f096c000

 2430 06:25:03.631110  # [   76.740337] pgd = d1d49e05

 2431 06:25:03.631157  # [   76.746216] [f096c000] *pgd=12950811, *pte=494b965f, *ppte=494b945f

 2432 06:25:03.631213  # [   76.755603] Internal error: Oops: 8000000f [#6] SMP ARM

 2433 06:25:03.675587  # [   76.763914] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2434 06:25:03.676018  # [   76.793205] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2435 06:25:03.676282  # [   76.801213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2436 06:25:03.719305  # [   76.808010] PC is at 0xf096c000

 2437 06:25:03.719441  # [   76.811427] LR is at execute_location+0xa4/0xb4

 2438 06:25:03.719503  # [   76.816224] pc : [<f096c000>]    lr : [<c13c8370>]    psr: 600e0013

 2439 06:25:03.719566  # [   76.822756] sp : c646de30  ip : c646dd38  fp : c646de4c

 2440 06:25:03.719620  # [   76.828246] r10: 0000000d  r9 : c1ad5994  r8 : c15ebd0c

 2441 06:25:03.719672  # [   76.833736] r7 : c646df60  r6 : 00000001  r5 : f096c000  r4 : c0c587dc

 2442 06:25:03.719725  # [   76.840528] r3 : e5bdc402  r2 : e5bdc402  r1 : ef7815e0  r0 : 0000002b

 2443 06:25:03.763343  # [   76.847322] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2444 06:25:03.763449  # [   76.854723] Control: 10c5387d  Table: 162d404a  DAC: 00000051

 2445 06:25:03.763530  # [   76.860737] Process cat (pid: 1956, stack limit = 0xa82a61f7)

 2446 06:25:03.763604  # [   76.866750] Stack: (0xc646de30 to 0xc646e000)

 2447 06:25:03.763653  # [   76.871377] de20:                                     f096c000 c6519000 0000000d c646df60

 2448 06:25:03.763700  # [   76.879822] de40: c646de64 c646de50 c0c58860 c13c82d8 00000022 c6519000 c646de74 c646de68

 2449 06:25:03.763746  # [   76.888269] de60: c0c57a6c c0c58844 c646de9c c646de78 c0c57f6c c0c57a4c c0c57e4c c5964b40

 2450 06:25:03.811589  # [   76.896715] de80: b6df6000 0000000d c30236c0 c646df60 c646dec4 c646dea0 c07e1bc0 c0c57e58

 2451 06:25:03.811935  # [   76.905160] dea0: 00000000 c5964b40 b6df6000 c2815800 c646df60 c07e1b5c c646df5c c646dec8

 2452 06:25:03.812162  # [   76.913606] dec0: c059baac c07e1b68 00000001 00000000 c059c058 c2d5bce4 c059c058 c646c000

 2453 06:25:03.812364  # [   76.922051] dee0: b6df6000 00020000 00000004 0000000d 0001fff3 c646dee0 00000001 00000805

 2454 06:25:03.812556  # [   76.930495] df00: c5a52500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2455 06:25:03.855766  # [   76.938941] df20: 00000000 00000000 c646c000 e5bdc402 b6df5000 c5964b40 c5964b40 c646c000

 2456 06:25:03.856184  # [   76.947386] df40: b6df6000 00000000 00000000 00000004 c646df94 c646df60 c059c058 c059b9ac

 2457 06:25:03.856410  # [   76.955831] df60: 00000000 00000000 c646dfac e5bdc402 0000000d 0000000d b6f3de00 00000004

 2458 06:25:03.856608  # [   76.964276] df80: c03002e4 c646c000 c646dfa4 c646df98 c059c0e8 c059bff0 00000000 c646dfa8

 2459 06:25:03.856799  # [   76.972721] dfa0: c03000c0 c059c0dc 0000000d 0000000d 00000001 b6df6000 0000000d 00000000

 2460 06:25:03.899563  # [   76.981165] dfc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 beed0ac4

 2461 06:25:03.899984  # [   76.989612] dfe0: 00000004 beed07f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 2462 06:25:03.900238  # [   76.998051] Backtrace: 

 2463 06:25:03.900461  # [   77.000780] [<c13c82cc>] (execute_location) from [<c0c58860>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2464 06:25:03.900679  # [   77.009486]  r7:c646df60 r6:0000000d r5:c6519000 r4:f096c000

 2465 06:25:03.900884  # [   77.015417] [<c0c58838>] (lkdtm_EXEC_VMALLOC) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2466 06:25:03.901090  # [   77.024034]  r5:c6519000 r4:00000022

 2467 06:25:03.943674  # [   77.027881] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2468 06:25:03.944175  # [   77.036161] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2469 06:25:03.944499  # [   77.044348]  r9:c646df60 r8:c30236c0 r7:0000000d r6:b6df6000 r5:c5964b40 r4:c0c57e4c

 2470 06:25:03.944849  # [   77.052368] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2471 06:25:03.945150  <6>[   77.588275] lkdtm: Performing direct entry EXEC_RODATA

 2472 06:25:03.987736  # [   77.060466]  r9:c07e1b5c r8:<6>[   77.595722] lkdtm: attempting ok execution at c0c587dc

 2473 06:25:03.988201  c646df60 r7:c2815800 r6:b6df6000 <6>[   77.604063] lkdtm: attempting bad execution at c15ebfa8

 2474 06:25:03.988476  r5:c5964b40 r4:00000000

 2475 06:25:03.988699  # [   77<1>[   77.612440] 8<--- cut here ---

 2476 06:25:03.988911  <1>[   77.618562] Unable to handle kernel paging request at virtual address c15ebfa8

 2477 06:25:03.989118  <1>[   77.626051] pgd = 3e5bb269

 2478 06:25:03.989325  <1>[   77.629024] [c15ebfa8] *pgd=1141941e(bad)

 2479 06:25:03.989530  <0>[   77.633315] Internal error: Oops: 8000000d [#7] SMP ARM

 2480 06:25:04.031736  <4>[   77.638807] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2481 06:25:04.032205  <4>[   77.668096] CPU: 0 PID: 2034 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2482 06:25:04.032492  <4>[   77.676105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2483 06:25:04.075643  <4>[   77.682907] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2484 06:25:04.076149  <4>[   77.688232] LR is at execute_location+0xa4/0xb4

 2485 06:25:04.076479  <4>[   77.693030] pc : [<c15ebfa8>]    lr : [<c13c8370>]    psr: 600e0013

 2486 06:25:04.076749  <4>[   77.699563] sp : c65cbe38  ip : c65cbd40  fp : c65cbe54

 2487 06:25:04.076983  <4>[   77.705052] r10: 0000000c  r9 : c1ad59a4  r8 : c15ebd0c

 2488 06:25:04.077215  <4>[   77.710543] r7 : c65cbf60  r6 : 00000000  r5 : c15ebfa8  r4 : c0c587dc

 2489 06:25:04.077446  <4>[   77.717335] r3 : 04251dd9  r2 : 04251dd9  r1 : ef7815e0  r0 : 0000002b

 2490 06:25:04.119704  <4>[   77.724129] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2491 06:25:04.120164  <4>[   77.731530] Control: 10c5387d  Table: 1668c04a  DAC: 00000051

 2492 06:25:04.120438  <0>[   77.737542] Process cat (pid: 2034, stack limit = 0x260d9cf8)

 2493 06:25:04.120665  <0>[   77.743553] Stack: (0xc65cbe38 to 0xc65cc000)

 2494 06:25:04.120879  <0>[   77.748178] be20:                                                       00000023 c651e000

 2495 06:25:04.121088  <0>[   77.756623] be40: 0000000c c65cbf60 c65cbe64 c65cbe58 c13c8558 c13c82d8 c65cbe74 c65cbe68

 2496 06:25:04.121294  <0>[   77.765068] be60: c0c57a6c c13c8540 c65cbe9c c65cbe78 c0c57f6c c0c57a4c c0c57e4c c6069540

 2497 06:25:04.163673  <0>[   77.773514] be80: b6e9f000 0000000c c30236c0 c65cbf60 c65cbec4 c65cbea0 c07e1bc0 c0c57e58

 2498 06:25:04.164161  <0>[   77.781959] bea0: 00000000 c6069540 b6e9f000 c2815800 c65cbf60 c07e1b5c c65cbf5c c65cbec8

 2499 06:25:04.164449  <0>[   77.790405] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c65ca000

 2500 06:25:04.164704  <0>[   77.798852] bee0: b6e9f000 00020000 00000004 0000000c 0001fff4 c65cbee0 00000001 b6e9e000

 2501 06:25:04.164934  <0>[   77.807297] bf00: c474b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2502 06:25:04.207700  <0>[   77.815744] bf20: 00000000 00000000 c13dd8b8 04251dd9 c206c120 c6069540 c6069540 c65ca000

 2503 06:25:04.208189  <0>[   77.824190] bf40: b6e9f000 00000000 00000000 00000004 c65cbf94 c65cbf60 c059c058 c059b9ac

 2504 06:25:04.208472  <0>[   77.832637] bf60: 00000000 00000000 c65cbfac 04251dd9 0000000c 0000000c b6fe6e00 00000004

 2505 06:25:04.208714  <0>[   77.841084] bf80: c03002e4 c65ca000 c65cbfa4 c65cbf98 c059c0e8 c059bff0 00000000 c65cbfa8

 2506 06:25:04.208947  <0>[   77.849528] bfa0: c03000c0 c059c0dc 0000000c 0000000c 00000001 b6e9f000 0000000c 00000000

 2507 06:25:04.251804  <0>[   77.857974] bfc0: 0000000c 0000000c b6fe6e00 00000004 00000001 00000000 00020000 be827ac4

 2508 06:25:04.252316  <0>[   77.866417] bfe0: 00000004 be8277f8 b6f50d8f b6ed77e6 800e0030 00000001 00000000 00000000

 2509 06:25:04.252619  <0>[   77.874856] Backtrace: 

 2510 06:25:04.252845  <0>[   77.877583] [<c13c82cc>] (execute_location) from [<c13c8558>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2511 06:25:04.253059  <0>[   77.886203]  r7:c65cbf60 r6:0000000c r5:c651e000 r4:00000023

 2512 06:25:04.253271  <0>[   77.892136] [<c13c8534>] (lkdtm_EXEC_RODATA) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2513 06:25:04.295691  <0>[   77.900674] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2514 06:25:04.296150  <0>[   77.908953] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2515 06:25:04.296407  <0>[   77.917139]  r9:c65cbf60 r8:c30236c0 r7:0000000c r6:b6e9f000 r5:c6069540 r4:c0c57e4c

 2516 06:25:04.296642  <0>[   77.925159] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2517 06:25:04.296876  <0>[   77.933258]  r9:c07e1b5c r8:c65cbf60 r7:c2815800 r6:b6e9f000 r5:c6069540 r4:00000000

 2518 06:25:04.339722  <0>[   77.941272] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2519 06:25:04.340220  <0>[   77.948677]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c65ca000 r5:c6069540

 2520 06:25:04.340503  <0>[   77.956771]  r4:c6069540

 2521 06:25:04.340747  <0>[   77.959578] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2522 06:25:04.340982  <0>[   77.966985]  r9:c65ca000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000000c r4:0000000c

 2523 06:25:04.341205  <0>[   77.975001] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2524 06:25:04.341438  <0>[   77.982835] Exception stack(0xc65cbfa8 to 0xc65cbff0)

 2525 06:25:04.383332  <0>[   77.988156] bfa0:                   0000000c 0000000c 00000001 b6e9f000 0000000c 00000000

 2526 06:25:04.383421  <0>[   77.996603] bfc0: 0000000c 0000000c b6fe6e00 00000004 00000001 00000000 00020000 be827ac4

 2527 06:25:04.383477  <0>[   78.005046] bfe0: 00000004 be8277f8 b6f50d8f b6ed77e6

 2528 06:25:04.383525  <0>[   78.010368] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2529 06:25:04.383571  <4>[   78.016732] ---[ end trace 42e62c1453b9a1c8 ]---

 2530 06:25:04.383617  .068480] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2531 06:25:04.427285  # [   77.075885]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c646c000 r5:c5964b40

 2532 06:25:04.427377  # [   77.083978]  r4:c5964b40

 2533 06:25:04.427432  # [   77.086784] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2534 06:25:04.427480  # [   77.094187]  r9:c646c000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000d r4:0000000d

 2535 06:25:04.427526  # [   77.102202] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2536 06:25:04.427571  # [   77.110036] Exception stack(0xc646dfa8 to 0xc646dff0)

 2537 06:25:04.427615  # [   77.115354] dfa0:                   0000000d 0000000d 00000001 b6df6000 0000000d 00000000

 2538 06:25:04.475316  # [   77.123799] dfc0: 0000000d 0000000d b6f3de00 00000004 00000001 00000000 00020000 beed0ac4

 2539 06:25:04.475431  # [   77.132242] dfe0: 00000004 beed07f8 b6ea7d8f b6e2e7e6

 2540 06:25:04.475491  # [   77.137566] Code: bad PC value

 2541 06:25:04.475542  # [   77.140957] ---[ end trace 42e62c1453b9a1c7 ]---

 2542 06:25:04.475591  # EXEC_VMALLOC: missing 'call trace:': [FAIL]

 2543 06:25:04.475638  not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1

 2544 06:25:04.475688  # selftests: lkdtm: EXEC_RODATA.sh

 2545 06:25:04.475736  # Segmentation fault

 2546 06:25:04.503591  # [   77.588275] lkdtm: Performing direct entry EXEC_RODATA

 2547 06:25:04.503674  # [   77.595722] lkdtm: attempting ok execution at c0c587dc

 2548 06:25:04.503729  # [   77.604063] lkdtm: attempting bad execution at c15ebfa8

 2549 06:25:04.503776  # [   77.612440] 8<--- cut here ---

 2550 06:25:04.503821  # [   77.618562] Unable to handle kernel paging request at virtual address c15ebfa8

 2551 06:25:04.503866  # [   77.626051] pgd = 3e5bb269

 2552 06:25:04.503910  # [   77.629024] [c15ebfa8] *pgd=1141941e(bad)

 2553 06:25:04.503954  # [   77.633315] Internal error: Oops: 8000000d [#7] SMP ARM

 2554 06:25:04.551655  # [   77.638807] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2555 06:25:04.552081  # [   77.668096] CPU: 0 PID: 2034 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2556 06:25:04.552315  # [   77.676105] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2557 06:25:04.595592  # [   77.682907] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2558 06:25:04.596029  # [   77.688232] LR is at execute_location+0xa4/0xb4

 2559 06:25:04.596281  # [   77.693030] pc : [<c15ebfa8>]    lr : [<c13c8370>]    psr: 600e0013

 2560 06:25:04.596505  # [   77.699563] sp : c65cbe38  ip : c65cbd40  fp : c65cbe54

 2561 06:25:04.596714  # [   77.705052] r10: 0000000c  r9 : c1ad59a4  r8 : c15ebd0c

 2562 06:25:04.596925  # [   77.710543] r7 : c65cbf60  r6 : 00000000  r5 : c15ebfa8  r4 : c0c587dc

 2563 06:25:04.597130  # [   77.717335] r3 : 04251dd9  r2 : 04251dd9  r1 : ef7815e0  r0 : 0000002b

 2564 06:25:04.639424  # [   77.724129] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2565 06:25:04.639555  # [   77.731530] Control: 10c5387d  Table: 1668c04a  DAC: 00000051

 2566 06:25:04.639629  # [   77.737542] Process cat (pid: 2034, stack limit = 0x260d9cf8)

 2567 06:25:04.639685  # [   77.743553] Stack: (0xc65cbe38 to 0xc65cc000)

 2568 06:25:04.639747  # [   77.748178] be20:                                                       00000023 c651e000

 2569 06:25:04.639798  # [   77.756623] be40: 0000000c c65cbf60 c65cbe64 c65cbe58 c13c8558 c13c82d8 c65cbe74 c65cbe68

 2570 06:25:04.639848  # [   77.765068] be60: c0c57a6c c13c8540 c65cbe9c c65cbe78 c0c57f6c c0c57a4c c0c57e4c c6069540

 2571 06:25:04.683623  # [   77.773514] be80: b6e9f000 0000000c c30236c0 c65cbf60 c65cbec4 c65cbea0 c07e1bc0 c0c57e58

 2572 06:25:04.684036  # [   77.781959] bea0: 00000000 c6069540 b6e9f000 c2815800 c65cbf60 c07e1b5c c65cbf5c c65cbec8

 2573 06:25:04.684265  # [   77.790405] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c65ca000

 2574 06:25:04.684468  # [   77.798852] bee0: b6e9f000 00020000 00000004 0000000c 0001fff4 c65cbee0 00000001 b6e9e000

 2575 06:25:04.684661  # [   77.807297] bf00: c474b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2576 06:25:04.727653  # [   77.815744] bf20: 00000000 00000000 c13dd8b8 04251dd9 c206c120 c6069540 c6069540 c65ca000

 2577 06:25:04.728104  # [   77.824190] bf40: b6e9f000 00000000 00000000 00000004 c65cbf94 c65cbf60 c059c058 c059b9ac

 2578 06:25:04.728358  # [   77.832637] bf60: 00000000 00000000 c65cbfac 04251dd9 0000000c 0000000c b6fe6e00 00000004

 2579 06:25:04.728579  # [   77.841084] bf80: c03002e4 c65ca000 c65cbfa4 c65cbf98 c059c0e8 c059bff0 00000000 c65cbfa8

 2580 06:25:04.728794  # [   77.849528] bfa0: c03000c0 c059c0dc 0000000c 0000000c 00000001 b6e9f000 0000000c 00000000

 2581 06:25:04.771672  # [   77.857974] bfc0: 0000000c 0000000c b6fe6e00 00000004 00000001 00000000 00020000 be827ac4

 2582 06:25:04.772055  # [   77.866417] bfe0: 00000004 be8277f8 b6f50d8f b6ed77e6 800e0030 00000001 00000000 00000000

 2583 06:25:04.772295  # [   77.874856] Backtrace: 

 2584 06:25:04.772494  # [   77.877583] [<c13c82cc>] (execute_location) from [<c13c8558>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2585 06:25:04.772688  # [   77.886203]  r7:c65cbf60 r6:0000000c r5:c651e000 r4:00000023

 2586 06:25:04.772882  # [   77.892136] [<c13c8534>] (lkdtm_EXEC_RODATA) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2587 06:25:04.815718  # [   77.900674] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2588 06:25:04.816184  # [   77.908953] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2589 06:25:04.816480  # [   77.917139]  r9:c65cbf60 r8:c30236c0 r7:0000000c r6:b6e9f000 r5:c6069540 r4:c0c57e4c

 2590 06:25:04.816708  # [   77.925159] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2591 06:25:04.816918  # [   7<6>[   78.458866] lkdtm: Performing direct entry EXEC_USERSPACE

 2592 06:25:04.817126  7.933258]  r9:c07e1b5c r8:c65cbf6<6>[   78.465313] lkdtm: attempting ok execution at c0c587dc

 2593 06:25:04.859558  0 r7:c2815800 r6:b6e9f000 r5:c606<6>[   78.473846] lkdtm: attempting bad execution at b6f8a000

 2594 06:25:04.860124  9540 r4:00000000

 2595 06:25:04.860486  # [   77.941272<1>[   78.482009] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f8a000

 2596 06:25:04.860833  <0>[   78.492201] Internal error: : b [#8] SMP ARM

 2597 06:25:04.903784  <4>[   78.496737] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2598 06:25:04.904257  <4>[   78.526029] CPU: 0 PID: 2111 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2599 06:25:04.904539  <4>[   78.534038] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2600 06:25:04.904765  <4>[   78.540836] PC is at 0xb6f8a000

 2601 06:25:04.904976  <4>[   78.544252] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2602 06:25:04.905189  <4>[   78.549397] pc : [<b6f8a000>]    lr : [<c0c58930>]    psr: 600e0013

 2603 06:25:04.947715  <4>[   78.555930] sp : c619fe48  ip : c619fd50  fp : c619fe64

 2604 06:25:04.948171  <4>[   78.561420] r10: 0000000f  r9 : c1ad59b0  r8 : c15ebd0c

 2605 06:25:04.948449  <4>[   78.566910] r7 : c619ff60  r6 : 0000000f  r5 : c6562000  r4 : b6f8a000

 2606 06:25:04.948680  <4>[   78.573701] r3 : 010c07cb  r2 : 010c07cb  r1 : ef7815e0  r0 : 0000002b

 2607 06:25:04.948890  <4>[   78.580495] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2608 06:25:04.949103  <4>[   78.587896] Control: 10c5387d  Table: 1664804a  DAC: 00000051

 2609 06:25:04.949307  <0>[   78.593909] Process cat (pid: 2111, stack limit = 0x53855add)

 2610 06:25:04.991724  <0>[   78.599922] Stack: (0xc619fe48 to 0xc61a0000)

 2611 06:25:04.992220  <0>[   78.604549] fe40:                   00000001 00000000 0000000f 00000024 c619fe74 c619fe68

 2612 06:25:04.992522  <0>[   78.612996] fe60: c0c57a6c c0c58878 c619fe9c c619fe78 c0c57f6c c0c57a4c c0c57e4c c601ca00

 2613 06:25:04.992769  <0>[   78.621442] fe80: b6e44000 0000000f c30236c0 c619ff60 c619fec4 c619fea0 c07e1bc0 c0c57e58

 2614 06:25:04.993004  <0>[   78.629887] fea0: 00000000 c601ca00 b6e44000 c2815800 c619ff60 c07e1b5c c619ff5c c619fec8

 2615 06:25:04.993231  <0>[   78.638336] fec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c619e000

 2616 06:25:05.035766  <0>[   78.646781] fee0: b6e44000 00020000 00000004 0000000f 0001fff1 c619fee0 00000001 b6e43000

 2617 06:25:05.036227  <0>[   78.655226] ff00: c4757400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2618 06:25:05.036507  <0>[   78.663671] ff20: 00000000 00000000 c13dd8b8 010c07cb c206c120 c601ca00 c601ca00 c619e000

 2619 06:25:05.036732  <0>[   78.672114] ff40: b6e44000 00000000 00000000 00000004 c619ff94 c619ff60 c059c058 c059b9ac

 2620 06:25:05.036946  <0>[   78.680560] ff60: 00000000 00000000 c619ffac 010c07cb 0000000f 0000000f b6f8be00 00000004

 2621 06:25:05.079694  <0>[   78.689004] ff80: c03002e4 c619e000 c619ffa4 c619ff98 c059c0e8 c059bff0 00000000 c619ffa8

 2622 06:25:05.080154  <0>[   78.697448] ffa0: c03000c0 c059c0dc 0000000f 0000000f 00000001 b6e44000 0000000f 00000000

 2623 06:25:05.080433  <0>[   78.705895] ffc0: 0000000f 0000000f b6f8be00 00000004 00000001 00000000 00020000 bee58ac4

 2624 06:25:05.080665  <0>[   78.714339] ffe0: 00000004 bee587f8 b6ef5d8f b6e7c7e6 800e0030 00000001 00000000 00000000

 2625 06:25:05.080879  <0>[   78.722778] Backtrace: 

 2626 06:25:05.123702  <0>[   78.725503] [<c0c5886c>] (lkdtm_EXEC_USERSPACE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2627 06:25:05.124162  <0>[   78.734293]  r4:00000024

 2628 06:25:05.124451  <0>[   78.737097] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2629 06:25:05.124702  <0>[   78.745377] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2630 06:25:05.124935  <0>[   78.753562]  r9:c619ff60 r8:c30236c0 r7:0000000f r6:b6e44000 r5:c601ca00 r4:c0c57e4c

 2631 06:25:05.125161  <0>[   78.761583] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2632 06:25:05.167871  <0>[   78.769680]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6e44000 r5:c601ca00 r4:00000000

 2633 06:25:05.168333  <0>[   78.777693] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2634 06:25:05.168608  <0>[   78.785096]  r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c619e000 r5:c601ca00

 2635 06:25:05.168832  <0>[   78.793188]  r4:c601ca00

 2636 06:25:05.169039  <0>[   78.795993] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2637 06:25:05.169245  <0>[   78.803396]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:0000000f r4:0000000f

 2638 06:25:05.169447  <0>[   78.811411] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2639 06:25:05.211406  <0>[   78.819244] Exception stack(0xc619ffa8 to 0xc619fff0)

 2640 06:25:05.211537  <0>[   78.824563] ffa0:                   0000000f 0000000f 00000001 b6e44000 0000000f 00000000

 2641 06:25:05.211597  <0>[   78.833008] ffc0: 0000000f 0000000f b6f8be00 00000004 00000001 00000000 00020000 bee58ac4

 2642 06:25:05.211648  <0>[   78.841450] ffe0: 00000004 bee587f8 b6ef5d8f b6e7c7e6

 2643 06:25:05.211712  <0>[   78.846773] Code: bad PC value

 2644 06:25:05.211765  <4>[   78.850098] ---[ end trace 42e62c1453b9a1c9 ]---

 2645 06:25:05.211816  ] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2646 06:25:05.255363  # [   77.948677]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c65ca000 r5:c6069540

 2647 06:25:05.255449  # [   77.956771]  r4:c6069540

 2648 06:25:05.255502  # [   77.959578] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2649 06:25:05.255551  # [   77.966985]  r9:c65ca000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:0000000c r4:0000000c

 2650 06:25:05.255598  # [   77.975001] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2651 06:25:05.255643  # [   77.982835] Exception stack(0xc65cbfa8 to 0xc65cbff0)

 2652 06:25:05.299350  # [   77.988156] bfa0:                   0000000c 0000000c 00000001 b6e9f000 0000000c 00000000

 2653 06:25:05.299444  # [   77.996603] bfc0: 0000000c 0000000c b6fe6e00 00000004 00000001 00000000 00020000 be827ac4

 2654 06:25:05.299499  # [   78.005046] bfe0: 00000004 be8277f8 b6f50d8f b6ed77e6

 2655 06:25:05.299547  # [   78.010368] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2656 06:25:05.299594  # [   78.016732] ---[ end trace 42e62c1453b9a1c8 ]---

 2657 06:25:05.299640  # EXEC_RODATA: missing 'call trace:': [FAIL]

 2658 06:25:05.299685  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1

 2659 06:25:05.299731  # selftests: lkdtm: EXEC_USERSPACE.sh

 2660 06:25:05.299776  # Segmentation fault

 2661 06:25:05.349098  # [   78.458866] lkdtm: Performing direct entry EXEC_USERSPACE

 2662 06:25:05.349182  # [   78.465313] lkdtm: attempting ok execution at c0c587dc

 2663 06:25:05.349235  # [   78.473846] lkdtm: attempting bad execution at b6f8a000

 2664 06:25:05.349284  # [   78.482009] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f8a000

 2665 06:25:05.349330  # [   78.492201] Internal error: : b [#8] SMP ARM

 2666 06:25:05.395706  # [   78.496737] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2667 06:25:05.396209  # [   78.526029] CPU: 0 PID: 2111 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2668 06:25:05.396505  # [   78.534038] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2669 06:25:05.396729  # [   78.540836] PC is at 0xb6f8a000

 2670 06:25:05.396938  # [   78.544252] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2671 06:25:05.397144  # [   78.549397] pc : [<b6f8a000>]    lr : [<c0c58930>]    psr: 600e0013

 2672 06:25:05.439598  # [   78.555930] sp : c619fe48  ip : c619fd50  fp : c619fe64

 2673 06:25:05.440014  # [   78.561420] r10: 0000000f  r9 : c1ad59b0  r8 : c15ebd0c

 2674 06:25:05.440268  # [   78.566910] r7 : c619ff60  r6 : 0000000f  r5 : c6562000  r4 : b6f8a000

 2675 06:25:05.440488  # [   78.573701] r3 : 010c07cb  r2 : 010c07cb  r1 : ef7815e0  r0 : 0000002b

 2676 06:25:05.440700  # [   78.580495] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2677 06:25:05.440910  # [   78.587896] Control: 10c5387d  Table: 1664804a  DAC: 00000051

 2678 06:25:05.441114  # [   78.593909] Process cat (pid: 2111, stack limit = 0x53855add)

 2679 06:25:05.441315  # [   78.599922] Stack: (0xc619fe48 to 0xc61a0000)

 2680 06:25:05.483533  # [   78.604549] fe40:                   00000001 00000000 0000000f 00000024 c619fe74 c619fe68

 2681 06:25:05.483866  # [   78.612996] fe60: c0c57a6c c0c58878 c619fe9c c619fe78 c0c57f6c c0c57a4c c0c57e4c c601ca00

 2682 06:25:05.484089  # [   78.621442] fe80: b6e44000 0000000f c30236c0 c619ff60 c619fec4 c619fea0 c07e1bc0 c0c57e58

 2683 06:25:05.484289  # [   78.629887] fea0: 00000000 c601ca00 b6e44000 c2815800 c619ff60 c07e1b5c c619ff5c c619fec8

 2684 06:25:05.484485  # [   78.638336] fec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c619e000

 2685 06:25:05.527609  # [   78.646781] fee0: b6e44000 00020000 00000004 0000000f 0001fff1 c619fee0 00000001 b6e43000

 2686 06:25:05.528061  # [   78.655226] ff00: c4757400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2687 06:25:05.528315  # [   78.663671] ff20: 00000000 00000000 c13dd8b8 010c07cb c206c120 c601ca00 c601ca00 c619e000

 2688 06:25:05.528534  # [   78.672114] ff40: b6e44000 00000000 00000000 00000004 c619ff94 c619ff60 c059c058 c059b9ac

 2689 06:25:05.528745  # [   78.680560] ff60: 00000000 00000000 c619ffac 010c07cb 0000000f 0000000f b6f8be00 00000004

 2690 06:25:05.571675  # [   78.689004] ff80: c03002e4 c619e000 c619ffa4 c619ff98 c059c0e8 c059bff0 00000000 c619ffa8

 2691 06:25:05.572123  # [   78.697448] ffa0: c03000c0 c059c0dc 0000000f 0000000f 00000001 b6e44000 0000000f 00000000

 2692 06:25:05.572426  # [   78.705895] ffc0: 0000000f 0000000f b6f8be00 00000004 00000001 00000000 00020000 bee58ac4

 2693 06:25:05.572655  # [   78.714339] ffe0: 00000004 bee587f8 b6ef5d8f b6e7c7e6 800e0030 00000001 00000000 00000000

 2694 06:25:05.572862  # [   78.722778] Backtrace: 

 2695 06:25:05.573069  # [   78.725503] [<c0c5886c>] (lkdtm_EXEC_USERSPACE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2696 06:25:05.619606  # [   78.734293]  r4:00000024

 2697 06:25:05.620053  # [   78.737097] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2698 06:25:05.620310  # [   78.745377] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2699 06:25:05.620532  # [   78.753562]  r9:c619ff60 r8:c30236c0 r7:0000000f r6:b6e44000 r5:c601ca00 r4:c0c57e4c

 2700 06:25:05.620746  # [   78.761583] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2701 06:25:05.620956  # [   78.769680]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6e44000 r5:c601ca00 r4:00000000

 2702 06:25:05.663546  # [   78.777693] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2703 06:25:05.664043  # [   78.785096]  r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c619e000 r5:c601ca00

 2704 06:25:05.664309  # [  <6>[   79.288614] lkdtm: Performing direct entry EXEC_NULL

 2705 06:25:05.664531   78.793188]  r4:c601ca00

 2706 06:25:05.664744  # [   7<6>[   79.295905] lkdtm: attempting ok execution at c0c587dc

 2707 06:25:05.664950  8.795993] [<c059bfe4>] (ksys_writ<6>[   79.304257] lkdtm: attempting bad execution at 00000000

 2708 06:25:05.665164  e) from [<c059c0e8>] (sys_write+0<1>[   79.312638] 8<--- cut here ---

 2709 06:25:05.665270  x18/0x1c)

 2710 06:25:05.711393  # [   78.803396]  r9:c<1>[   79.318787] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2711 06:25:05.711486  619e000 r8:c03002e4 r7:00000004 r<1>[   79.330032] pgd = 8ab286e3

 2712 06:25:05.711547  6:b6f8be00 r5:0000000f r4:0000000<1>[   79.335916] [00000000] *pgd=00000000

 2713 06:25:05.711602  f

 2714 06:25:05.711650  # [   78.811411] [<c059c0d0>] <0>[   79.342614] Internal error: Oops: 80000005 [#9] SMP ARM

 2715 06:25:05.755359  <4>[   79.350923] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2716 06:25:05.755453  <4>[   79.380191] CPU: 0 PID: 2183 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2717 06:25:05.755509  <4>[   79.388199] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2718 06:25:05.755557  <4>[   79.394997] PC is at 0x0

 2719 06:25:05.755603  <4>[   79.397806] LR is at execute_location+0xa4/0xb4

 2720 06:25:05.799655  <4>[   79.402605] pc : [<00000000>]    lr : [<c13c8370>]    psr: 600e0013

 2721 06:25:05.800107  <4>[   79.409137] sp : c4695e38  ip : c4695d40  fp : c4695e54

 2722 06:25:05.800360  <4>[   79.414627] r10: 0000000a  r9 : c1ad59c0  r8 : c15ebd0c

 2723 06:25:05.800578  <4>[   79.420117] r7 : c4695f60  r6 : 00000000  r5 : 00000000  r4 : c0c587dc

 2724 06:25:05.800792  <4>[   79.426909] r3 : affebb82  r2 : affebb82  r1 : ef7815e0  r0 : 0000002b

 2725 06:25:05.801003  <4>[   79.433704] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2726 06:25:05.801214  <4>[   79.441104] Control: 10c5387d  Table: 165c404a  DAC: 00000051

 2727 06:25:05.843723  <0>[   79.447118] Process cat (pid: 2183, stack limit = 0xc4850fdc)

 2728 06:25:05.844186  <0>[   79.453130] Stack: (0xc4695e38 to 0xc4696000)

 2729 06:25:05.844489  <0>[   79.457755] 5e20:                                                       00000025 c6565000

 2730 06:25:05.844725  <0>[   79.466200] 5e40: 0000000a c4695f60 c4695e64 c4695e58 c13c857c c13c82d8 c4695e74 c4695e68

 2731 06:25:05.844936  <0>[   79.474647] 5e60: c0c57a6c c13c8568 c4695e9c c4695e78 c0c57f6c c0c57a4c c0c57e4c c601d180

 2732 06:25:05.845141  <0>[   79.483092] 5e80: b6ea0000 0000000a c30236c0 c4695f60 c4695ec4 c4695ea0 c07e1bc0 c0c57e58

 2733 06:25:05.887728  <0>[   79.491538] 5ea0: 00000000 c601d180 b6ea0000 c2815800 c4695f60 c07e1b5c c4695f5c c4695ec8

 2734 06:25:05.888190  <0>[   79.499984] 5ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4694000

 2735 06:25:05.888487  <0>[   79.508429] 5ee0: b6ea0000 00020000 00000004 0000000a 0001fff6 c4695ee0 00000001 b6e9f000

 2736 06:25:05.888720  <0>[   79.516875] 5f00: c468a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2737 06:25:05.888926  <0>[   79.525322] 5f20: 00000000 00000000 c13dd8b8 affebb82 c206c120 c601d180 c601d180 c4694000

 2738 06:25:05.931675  <0>[   79.533768] 5f40: b6ea0000 00000000 00000000 00000004 c4695f94 c4695f60 c059c058 c059b9ac

 2739 06:25:05.932135  <0>[   79.542215] 5f60: 00000000 00000000 c4695fac affebb82 0000000a 0000000a b6fe7e00 00000004

 2740 06:25:05.932431  <0>[   79.550659] 5f80: c03002e4 c4694000 c4695fa4 c4695f98 c059c0e8 c059bff0 00000000 c4695fa8

 2741 06:25:05.932682  <0>[   79.559105] 5fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6ea0000 0000000a 00000000

 2742 06:25:05.932897  <0>[   79.567550] 5fc0: 0000000a 0000000a b6fe7e00 00000004 00000001 00000000 00020000 bec52ac4

 2743 06:25:05.979624  <0>[   79.575995] 5fe0: 00000004 bec527f8 b6f51d8f b6ed87e6 800e0030 00000001 00000000 00000000

 2744 06:25:05.980044  <0>[   79.584434] Backtrace: 

 2745 06:25:05.980295  <0>[   79.587160] [<c13c82cc>] (execute_location) from [<c13c857c>] (lkdtm_EXEC_NULL+0x20/0x24)

 2746 06:25:05.980519  <0>[   79.595607]  r7:c4695f60 r6:0000000a r5:c6565000 r4:00000025

 2747 06:25:05.980732  <0>[   79.601541] [<c13c855c>] (lkdtm_EXEC_NULL) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2748 06:25:05.980939  <0>[   79.609902] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2749 06:25:06.023711  <0>[   79.618182] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2750 06:25:06.024170  <0>[   79.626367]  r9:c4695f60 r8:c30236c0 r7:0000000a r6:b6ea0000 r5:c601d180 r4:c0c57e4c

 2751 06:25:06.024441  <0>[   79.634387] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2752 06:25:06.024672  <0>[   79.642487]  r9:c07e1b5c r8:c4695f60 r7:c2815800 r6:b6ea0000 r5:c601d180 r4:00000000

 2753 06:25:06.024884  <0>[   79.650500] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2754 06:25:06.067553  <0>[   79.657905]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c4694000 r5:c601d180

 2755 06:25:06.068014  <0>[   79.665998]  r4:c601d180

 2756 06:25:06.068278  <0>[   79.668801] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2757 06:25:06.068512  <0>[   79.676204]  r9:c4694000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:0000000a r4:0000000a

 2758 06:25:06.068574  <0>[   79.684219] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2759 06:25:06.068624  <0>[   79.692053] Exception stack(0xc4695fa8 to 0xc4695ff0)

 2760 06:25:06.068674  <0>[   79.697372] 5fa0:                   0000000a 0000000a 00000001 b6ea0000 0000000a 00000000

 2761 06:25:06.111241  <0>[   79.705816] 5fc0: 0000000a 0000000a b6fe7e00 00000004 00000001 00000000 00020000 bec52ac4

 2762 06:25:06.111330  <0>[   79.714258] 5fe0: 00000004 bec527f8 b6f51d8f b6ed87e6

 2763 06:25:06.111410  <0>[   79.719580] Code: bad PC value

 2764 06:25:06.111478  (sys_write) from [<c03000c0>] (re<4>[   79.722970] ---[ end trace 42e62c1453b9a1ca ]---

 2765 06:25:06.111530  t_fast_syscall+0x0/0x28)

 2766 06:25:06.111578  # [   78.819244] Exception stack(0xc619ffa8 to 0xc619fff0)

 2767 06:25:06.111624  # [   78.824563] ffa0:                   0000000f 0000000f 00000001 b6e44000 0000000f 00000000

 2768 06:25:06.155365  # [   78.833008] ffc0: 0000000f 0000000f b6f8be00 00000004 00000001 00000000 00020000 bee58ac4

 2769 06:25:06.155456  # [   78.841450] ffe0: 00000004 bee587f8 b6ef5d8f b6e7c7e6

 2770 06:25:06.155510  # [   78.846773] Code: bad PC value

 2771 06:25:06.155557  # [   78.850098] ---[ end trace 42e62c1453b9a1c9 ]---

 2772 06:25:06.155602  # EXEC_USERSPACE: missing 'call trace:': [FAIL]

 2773 06:25:06.155647  not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1

 2774 06:25:06.155692  # selftests: lkdtm: EXEC_NULL.sh

 2775 06:25:06.155736  # Segmentation fault

 2776 06:25:06.241553  # [   79.288614] lkdtm: Performing direct entry EXEC_NULL

 2777 06:25:06.241664  # [   79.295905] lkdtm: attempting ok execution at c0c587dc

 2778 06:25:06.241721  # [   79.304257] lkdtm: attempting bad execution at 00000000

 2779 06:25:06.241770  # [   79.312638] 8<--- cut here ---

 2780 06:25:06.241816  # [   79.318787] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2781 06:25:06.241861  # [   79.330032] pgd = 8ab286e3

 2782 06:25:06.241906  # [   79.335916] [00000000] *pgd=00000000

 2783 06:25:06.241951  # [   79.342614] Internal error: Oops: 80000005 [#9] SMP ARM

 2784 06:25:06.285350  # [   79.350923] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2785 06:25:06.285777  # [   79.380191] CPU: 0 PID: 2183 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2786 06:25:06.286033  # [   79.388199] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2787 06:25:06.286253  # [   79.394997] PC is at 0x0

 2788 06:25:06.327958  # [   79.397806] LR is at execute_location+0xa4/0xb4

 2789 06:25:06.328406  # [   79.402605] pc : [<00000000>]    lr : [<c13c8370>]    psr: 600e0013

 2790 06:25:06.328654  # [   79.409137] sp : c4695e38  ip : c4695d40  fp : c4695e54

 2791 06:25:06.328877  # [   79.414627] r10: 0000000a  r9 : c1ad59c0  r8 : c15ebd0c

 2792 06:25:06.329084  # [   79.420117] r7 : c4695f60  r6 : 00000000  r5 : 00000000  r4 : c0c587dc

 2793 06:25:06.329289  # [   79.426909] r3 : affebb82  r2 : affebb82  r1 : ef7815e0  r0 : 0000002b

 2794 06:25:06.329494  # [   79.433704] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2795 06:25:06.371453  # [   79.441104] Control: 10c5387d  Table: 165c404a  DAC: 00000051

 2796 06:25:06.371582  # [   79.447118] Process cat (pid: 2183, stack limit = 0xc4850fdc)

 2797 06:25:06.371638  # [   79.453130] Stack: (0xc4695e38 to 0xc4696000)

 2798 06:25:06.371687  # [   79.457755] 5e20:                                                       00000025 c6565000

 2799 06:25:06.371734  # [   79.466200] 5e40: 0000000a c4695f60 c4695e64 c4695e58 c13c857c c13c82d8 c4695e74 c4695e68

 2800 06:25:06.371780  # [   79.474647] 5e60: c0c57a6c c13c8568 c4695e9c c4695e78 c0c57f6c c0c57a4c c0c57e4c c601d180

 2801 06:25:06.415408  # [   79.483092] 5e80: b6ea0000 0000000a c30236c0 c4695f60 c4695ec4 c4695ea0 c07e1bc0 c0c57e58

 2802 06:25:06.415514  # [   79.491538] 5ea0: 00000000 c601d180 b6ea0000 c2815800 c4695f60 c07e1b5c c4695f5c c4695ec8

 2803 06:25:06.415578  # [   79.499984] 5ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c4694000

 2804 06:25:06.415626  # [   79.508429] 5ee0: b6ea0000 00020000 00000004 0000000a 0001fff6 c4695ee0 00000001 b6e9f000

 2805 06:25:06.415671  # [   79.516875] 5f00: c468a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2806 06:25:06.459420  # [   79.525322] 5f20: 00000000 00000000 c13dd8b8 affebb82 c206c120 c601d180 c601d180 c4694000

 2807 06:25:06.459506  # [   79.533768] 5f40: b6ea0000 00000000 00000000 00000004 c4695f94 c4695f60 c059c058 c059b9ac

 2808 06:25:06.459561  # [   79.542215] 5f60: 00000000 00000000 c4695fac affebb82 0000000a 0000000a b6fe7e00 00000004

 2809 06:25:06.459613  # [   79.550659] 5f80: c03002e4 c4694000 c4695fa4 c4695f98 c059c0e8 c059bff0 00000000 c4695fa8

 2810 06:25:06.459659  # [   79.559105] 5fa0: c03000c0 c059c0dc 0000000a 0000000a 00000001 b6ea0000 0000000a 00000000

 2811 06:25:06.503400  # [   79.567550] 5fc0: 0000000a 0000000a b6fe7e00 00000004 00000001 00000000 00020000 bec52ac4

 2812 06:25:06.503526  # [   79.575995] 5fe0: 00000004 bec527f8 b6f51d8f b6ed87e6 800e0030 00000001 00000000 00000000

 2813 06:25:06.503584  # [   79.584434] Backtrace: 

 2814 06:25:06.503632  # [   79.587160] [<c13c82cc>] (execute_location) from [<c13c857c>] (lkdtm_EXEC_NULL+0x20/0x24)

 2815 06:25:06.503678  # [   79.595607]  r7:c4695f60 r6:0000000a r5:c6565000 r4:00000025

 2816 06:25:06.503725  # [   79.601541] [<c13c855c>] (lkdtm_EXEC_NULL) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2817 06:25:06.547555  # [   79.609902] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2818 06:25:06.547923  # [   79.618182] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2819 06:25:06.548149  # [   79.626367]  r9:c4695f60 r8:c30236c0 r7:0000000a r6:b6ea0000 r5:c601d180 r4:c0c57e4c

 2820 06:25:06.548348  # [   79.634387] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2821 06:25:06.548536  # [   79.642487]  r9:c07e1b5c r8:c4695f60 r7:c2815800 r6:b6ea0000 r5<6>[   80.199779] lkdtm: Performing direct entry ACCESS_USERSPACE

 2822 06:25:06.548724  :c601d180 r4:00000000

 2823 06:25:06.591703  # [   79.6<6>[   80.205906] lkdtm: attempting bad read at b6f58000

 2824 06:25:06.592163  50500] [<c059b9a0>] (vfs_write) f<1>[   80.213822] 8<--- cut here ---

 2825 06:25:06.592450  rom [<c059c058>] (ks<y1s>_[w r i 80.219903] Unhandled fault: page domain fault (0x01b) at 0xb6f58000

 2826 06:25:06.592696  e+0x74/0xe<c1)>

 2827 06:25:06.593013  [ 

 2828 06:25:06.593246   #  8[0 . 2 27773] pgd = 198bfb09

 2829 06:25:06.593456  9.657905]  r10:00000<010>4[   r 90.233477] [b6f58000] *pgd=494e7831

 2830 06:25:06.593671  :00000000 r8:00000000 r<70:>b[6 e 80.239492] Internal error: : 1b [#10] SMP ARM

 2831 06:25:06.593881  a0000 r6:c4694000 r5:c601d180

 2832 06:25:06.635642  # <4>[   80.246534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2833 06:25:06.636086  [   79.665998]  r4:c<640>1[d 1 8 80.278501] CPU: 1 PID: 2260 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2834 06:25:06.636343  

 2835 06:25:06.636562  # [   79<.46>6[8 8 0 18]0 .[2<88755] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2836 06:25:06.679669  059bfe4>] (ksys_write) from [<<c4>[   80.297378] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2837 06:25:06.680157  59c0e8>] (sys_write<+40>x[1 8 / 00.305549] LR is at __irq_work_queue_local+0x40/0x74

 2838 06:25:06.680457  x1c)

 2839 06:25:06.680702  # [   <749>.[6 7 6 28004.]313025] pc : [<c0c58a54>]    lr : [<c049dd10>]    psr: 600e0013

 2840 06:25:06.680936   r9:c469400<04 >r[8 : c 08300.0321461] sp : c619be38  ip : c619bd40  fp : c619be64

 2841 06:25:06.681164  e4 r7:00000<040>4[  r 6 :8b06.f3e8769] r10: 00000011  r9 : c1ad59cc  r8 : c15ebd0c

 2842 06:25:06.723735  7e00 r5:0000<040>0[a   r 480:.0306076] r7 : c619bf60  r6 : 00000051  r5 : c619a000  r4 : b6f58000

 2843 06:25:06.724233  00000a

 2844 06:25:06.724538  # [ < 4 >7[9 . 6 88402.1344687] r3 : b5a1aecc  r2 : b5a1aecc  r1 : ef7965e0  r0 : 00000026

 2845 06:25:06.724785  ] [<c059c0d0>] (<s4y>s[_ w r i8t0.353385] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2846 06:25:06.725020  ) from [<c030<040>c[0 > ]  8(0r.e62862] Control: 10c5387d  Table: 1644004a  DAC: 00000051

 2847 06:25:06.725244  t_fast_syscall+0<x00>/[0 x 2 880)370777] Process cat (pid: 2260, stack limit = 0xc3331af7)

 2848 06:25:06.725468  

 2849 06:25:06.767764  # [   79.6<902>0[5 3 ]  8E0x.c378778] Stack: (0xc619be38 to 0xc619c000)

 2850 06:25:06.768224  ption stack(0x<c04>6[9 5 f a880 .385307] be20:                                                       00000022 00000000

 2851 06:25:06.768498  o 0xc4695ff0)

 2852 06:25:06.768721  # [< 0 > [7 9 . 680.395744] be40: 00000000 b5a1aecc c619be6c 00000026 c599f000 00000011 c619be74 c619be68

 2853 06:25:06.768934  7372] 5fa0:        < 0 >[       80.406350] be60: c0c57a6c c0c5894c c619be9c c619be78 c0c57f6c c0c57a4c c0c57e4c c468a140

 2854 06:25:06.769150      0000000a 000000<00a> [0 0 0 00.416957] be80: b6e12000 00000011 c30236c0 c619bf60 c619bec4 c619bea0 c07e1bc0 c0c57e58

 2855 06:25:06.811649  0001 b6ea0000 000<000>0[0 a   080.427563] bea0: 00000000 c468a140 b6e12000 c2815800 c619bf60 c07e1b5c c619bf5c c619bec8

 2856 06:25:06.812148  000000

 2857 06:25:06.812441  # [   79.705<801>6[]   5 80.438084] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c619a000

 2858 06:25:06.812691  c0: 0000000a 000<000>0[0 a   b860.448776] bee0: b6e12000 00020000 00000004 00000011 0001ffef c619bee0 00000001 b6e11000

 2859 06:25:06.812926  e7e00 00000004 0000<00>0[0 1   080.459296] bf00: c6069540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2860 06:25:06.855567  000000 00020000 bec5<20a>c[4 

 2861 06:25:06.855723   

 2862 06:25:06.855810   80.469903] bf20: 00000000 00000000 c13dd8b8 b5a1aecc c206c120 c468a140 c468a140 c619a000

 2863 06:25:06.855890   [   79.714258] 5f<e00>:[  0 0 080.480595] bf40: b6e12000 00000000 00000000 00000004 c619bf94 c619bf60 c059c058 c059b9ac

 2864 06:25:06.855969  0004 bec527f8 b6<f05>1[d 8 f  8b0.491201] bf60: 00000000 00000000 c619bfac b5a1aecc 00000011 00000011 b6f59e00 00000004

 2865 06:25:06.856044  ed87e6

 2866 06:25:06.856245  # [   79.7<109>5[8 0 ]  80.501723] bf80: c03002e4 c619a000 c619bfa4 c619bf98 c059c0e8 c059bff0 00000000 c619bfa8

 2867 06:25:06.856499  ode: bad PC value

 2868 06:25:06.899692  <#0 >[[      70.512329] bfa0: c03000c0 c059c0dc 00000011 00000011 00000001 b6e12000 00000011 00000000

 2869 06:25:06.900152  9.722970] ---[ e<n0d> [t r a c8e0.522936] bfc0: 00000011 00000011 b6f59e00 00000004 00000001 00000000 00020000 bed41ac4

 2870 06:25:06.900444  42e62c1453b9a1ca ]<-0->-[

 2871 06:25:06.900676   

 2872 06:25:06.900911   #  80.533455] bfe0: 00000004 bed417f8 b6ec3d8f b6e4a7e6 800e0030 00000001 00000000 00000000

 2873 06:25:06.901140  XEC_NULL: missin<g0 >'[c a l l8 0.544054] Backtrace: 

 2874 06:25:06.901362  race:': [FAIL]

 2875 06:25:06.943740  not ok 36 s<e0l>f   80.548858] [<c0c58940>] (lkdtm_ACCESS_USERSPACE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2876 06:25:06.944241  tests: lkdtm: EX<E0C>_[N U L L8.0.560325]  r6:00000011 r5:c599f000 r4:00000026

 2877 06:25:06.944534  h # exit=1

 2878 06:25:06.944778  # selftest<s0:> [l k  80.567289] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2879 06:25:06.945009  tm: ACCESS_USERSPACE.sh

 2880 06:25:06.945237  <0>[   80.577902] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2881 06:25:06.945465  <0>[   80.588239]  r9:c619bf60 r8:c30236c0 r7:00000011 r6:b6e12000 r5:c468a140 r4:c0c57e4c

 2882 06:25:06.987628  <0>[   80.596263] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2883 06:25:06.988047  <0>[   80.604368]  r9:c07e1b5c r8:c619bf60 r7:c2815800 r6:b6e12000 r5:c468a140 r4:00000000

 2884 06:25:06.988301  <0>[   80.612387] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2885 06:25:06.988525  <0>[   80.619796]  r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c619a000 r5:c468a140

 2886 06:25:06.988741  <0>[   80.627893]  r4:c468a140

 2887 06:25:06.988949  <0>[   80.630703] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 2888 06:25:07.031411  <0>[   80.638111]  r9:c619a000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:00000011 r4:00000011

 2889 06:25:07.031540  <0>[   80.646133] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2890 06:25:07.031605  <0>[   80.653969] Exception stack(0xc619bfa8 to 0xc619bff0)

 2891 06:25:07.031657  <0>[   80.659293] bfa0:                   00000011 00000011 00000001 b6e12000 00000011 00000000

 2892 06:25:07.031707  <0>[   80.667744] bfc0: 00000011 00000011 b6f59e00 00000004 00000001 00000000 00020000 bed41ac4

 2893 06:25:07.031755  <0>[   80.676191] bfe0: 00000004 bed417f8 b6ec3d8f b6e4a7e6

 2894 06:25:07.075312  <0>[   80.681517] Code: e1a01004 e30608f0 e34c01ad eb1d929c (e5943000) 

 2895 06:25:07.075440  <4>[   80.687885] ---[ end trace 42e62c1453b9a1cb ]---

 2896 06:25:07.075500  # Segmentation fault

 2897 06:25:07.155726  # [   80.199779] lkdtm: Performing direct entry ACCESS_USERSPACE

 2898 06:25:07.156180  # [   80.205906] lkdtm: attempting bad read at b6f58000

 2899 06:25:07.156438  # [   80.213822] 8<--- cut here ---

 2900 06:25:07.156656  # [   80.219903] Unhandled fault: page domain fault (0x01b) at 0xb6f58000

 2901 06:25:07.156864  # [   80.228773] pgd = 198bfb09

 2902 06:25:07.157066  # [   80.233477] [b6f58000] *pgd=494e7831

 2903 06:25:07.157266  # [   80.239492] Internal error: : 1b [#10] SMP ARM

 2904 06:25:07.199496  # [   80.246534] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2905 06:25:07.199844  # [   80.278501] CPU: 1 PID: 2260 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2906 06:25:07.200071  # [   80.288755] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2907 06:25:07.200270  # [   80.297378] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2908 06:25:07.200459  # [   80.305549] LR is at __irq_work_queue_local+0x40/0x74

 2909 06:25:07.243556  # [   80.313025] pc : [<c0c58a54>]    lr : [<c049dd10>]    psr: 600e0013

 2910 06:25:07.243936  # [   80.321461] sp : c619be38  ip : c619bd40  fp : c619be64

 2911 06:25:07.244200  # [   80.328769] r10: 00000011  r9 : c1ad59cc  r8 : c15ebd0c

 2912 06:25:07.244418  # [   80.336076] r7 : c619bf60  r6 : 00000051  r5 : c619a000  r4 : b6f58000

 2913 06:25:07.244625  # [   80.344687] r3 : b5a1aecc  r2 : b5a1aecc  r1 : ef7965e0  r0 : 00000026

 2914 06:25:07.244835  # [   80.353385] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2915 06:25:07.287670  # [   80.362862] Control: 10c5387d  Table: 1644004a  DAC: 00000051

 2916 06:25:07.288086  # [   80.370777] Process cat (pid: 2260, stack limit = 0xc3331af7)

 2917 06:25:07.288329  # [   80.378778] Stack: (0xc619be38 to 0xc619c000)

 2918 06:25:07.288537  # [   80.385307] be20:                                                       00000022 00000000

 2919 06:25:07.288730  # [   80.395744] be40: 00000000 b5a1aecc c619be6c 00000026 c599f000 00000011 c619be74 c619be68

 2920 06:25:07.288918  # [   80.406350] be60: c0c57a6c c0c5894c c619be9c c619be78 c0c57f6c c0c57a4c c0c57e4c c468a140

 2921 06:25:07.331630  # [   80.416957] be80: b6e12000 00000011 c30236c0 c619bf60 c619bec4 c619bea0 c07e1bc0 c0c57e58

 2922 06:25:07.332013  # [   80.427563] bea0: 00000000 c468a140 b6e12000 c2815800 c619bf60 c07e1b5c c619bf5c c619bec8

 2923 06:25:07.332282  # [   80.438084] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c619a000

 2924 06:25:07.332502  # [   80.448776] bee0: b6e12000 00020000 00000004 00000011 0001ffef c619bee0 00000001 b6e11000

 2925 06:25:07.332710  # [   80.459296] bf00: c6069540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2926 06:25:07.332918  # [   80.469903] bf20: 00000000 00000000 c13dd8b8 b5a1aecc c206c120 c468a140 c468a140 c619a000

 2927 06:25:07.375618  # [   80.480595] bf40: b6e12000 00000000 00000000 00000004 c619bf94 c619bf60 c059c058 c059b9ac

 2928 06:25:07.376053  # [   80.491201] bf60: 00000000 00000000 c619bfac b5a1aecc 00000011 00000011 b6f59e00 00000004

 2929 06:25:07.376303  # [   80.501723] bf80: c03002e4 c619a000 c619bfa4 c619bf98 c059c0e8 c059bff0 00000000 c619bfa8

 2930 06:25:07.376524  # [   80.512329] bfa0: c03000c0 c059c0dc 00000011 00000011 00000001 b6e12000 00000011 00000000

 2931 06:25:07.376732  # [   80.522936] bfc0: 00000011 00000011 b6f59e00 00000004 00000001 00000000 00020000 bed41ac4

 2932 06:25:07.419706  # [   80.533455] bfe0: 00000004 bed417f8 b6ec3d8f b6e4a7e6 800e0030 00000001 00000000 00000000

 2933 06:25:07.420162  # [   80.544054] Backtrace: 

 2934 06:25:07.420463  # [   80.548858] [<c0c58940>] (lkdtm_ACCESS_USERSPACE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2935 06:25:07.420714  # [   80.560325]  r6:00000011 r5:c599f000 r4:00000026

 2936 06:25:07.420929  # [   80.567289] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2937 06:25:07.421136  # [   80.577902] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2938 06:25:07.463321  # [   80.588239] <6>[   81.079144] lkdtm: Performing direct entry ACCESS_NULL

 2939 06:25:07.463453   r9:c619bf60 r8:c30236c0 r7:00000<6>[   81.085315] lkdtm: attempting bad read at 00000000

 2940 06:25:07.463516  011 r6:b6e12000 r5:c468a140 r4:c0<1>[   81.093234] 8<--- cut here ---

 2941 06:25:07.463568  c57e4c

 2942 06:25:07.463617  # [   80.596263]< 1[><[c   81.099357] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2943 06:25:07.463664  7e1b5c>] (full_proxy_write) from <1>[   81.110201] pgd = 2e1bfcbc

 2944 06:25:07.463712  [<c059baac>] (vfs_write+0x10c/0x5<1>[   81.116007] [00000000] *pgd=00000000

 2945 06:25:07.463758  3c)

 2946 06:25:07.507665  # [   80.604368]  r9:c07e1b5<0>[   81.122738] Internal error: Oops: 5 [#11] SMP ARM

 2947 06:25:07.508159  c r8:c619bf60 r7:c2815800 r6:b6e1<4>[   81.130503] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 2948 06:25:07.551686  2000 r5:c468a140 r4<:40>0[0 0 0 01.162467] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 2949 06:25:07.552151  00

 2950 06:25:07.552411  # [   <840>.[6 1 2 38817.]1 72634] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2951 06:25:07.552635  <c059b9a0>] (vfs_write) from< 4[>[   81.181256] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2952 06:25:07.552849  c059c058>] (ksys_wri<t4e>+[0 x 7 81.188729] LR is at __irq_work_queue_local+0x40/0x74

 2953 06:25:07.553056  /0xec)

 2954 06:25:07.553260  # <4[> [    8 08.16.11997291] pc : [<c13c85a8>]    lr : [<c049dd10>]    psr: 600e0013

 2955 06:25:07.553466  96]  r10<:40>0[0 0 0 08014. 2r094551] sp : c607be50  ip : c607bd58  fp : c607be64

 2956 06:25:07.595697  00000000< 4r>8[: 0 0 08010.020101772] r10: 0000000c  r9 : c1ad59e0  r8 : c15ebd0c

 2957 06:25:07.596168  r7:b6e1200<04> [r 6 : c8611.92a10992] r7 : c607bf60  r6 : 0000000c  r5 : c5b81000  r4 : 00000000

 2958 06:25:07.596473  00 r5:c468<a41>4[0 

 2959 06:25:07.596730   

 2960 06:25:07.596958   #8 1[. 2 27514] r3 : 147c0a22  r2 : 147c0a22  r1 : ef7965e0  r0 : 00000026

 2961 06:25:07.597192  80.627893]  r<44:>c[4 6 8 a8114.036124] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2962 06:25:07.597430  

 2963 06:25:07.597653  # [   80.<643>0[7 0 3 ]8 1[.<2c5427] Control: 10c5387d  Table: 1470804a  DAC: 00000051

 2964 06:25:07.639746  059bfe4>] (k<s0y>s[_ w r i81t.e2)3254] Process cat (pid: 2336, stack limit = 0xf6cbaf7b)

 2965 06:25:07.640254   from [<c<005>9[c 0 e 88>1]. 2(6s080] Stack: (0xc607be50 to 0xc607c000)

 2966 06:25:07.640553  ys_write+0x18/0x<10c>)[

 2967 06:25:07.640796   

 2968 06:25:07.641028   #  8[1.267436] be40:                                     00000027 c5b81000 c607be74 c607be68

 2969 06:25:07.641258    80.638111] < 0r>[9 : c 68119.a277954] be60: c0c57a6c c13c858c c607be9c c607be78 c0c57f6c c0c57a4c c0c57e4c c4757040

 2970 06:25:07.687704  00 r8:c03002e4 r<70:>0[0 0 0 0801.288301] be80: b6e44000 0000000c c30236c0 c607bf60 c607bec4 c607bea0 c07e1bc0 c0c57e58

 2971 06:25:07.688170  4 r6:b6f59e00 r5:0<000>0[0 0 1 181.298820] bea0: 00000000 c4757040 b6e44000 c2815800 c607bf60 c07e1b5c c607bf5c c607bec8

 2972 06:25:07.688451  r4:00000011

 2973 06:25:07.688678  <#0 >[[      8801..609422] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c607a000

 2974 06:25:07.688899  46133] [<c059c0<d00>>[]   ( s8y1s319768] bee0: b6e44000 00020000 00000004 0000000c 0001fff4 c607bee0 00000001 b6e43000

 2975 06:25:07.689120  _write) from <[0<>c[0 3 0 0801c.030198] bf00: c5a308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2976 06:25:07.731665  >] (ret_fast_sys<c0a>l[l + 0 x801.340545] bf20: 00000000 00000000 c13dd8b8 147c0a22 c206c120 c4757040 c4757040 c607a000

 2977 06:25:07.732121  0x28)

 2978 06:25:07.732383  # [   80<.06>5[3 9 6 98]1 351063] bf40: b6e44000 00000000 00000000 00000004 c607bf94 c607bf60 c059c058 c059b9ac

 2979 06:25:07.732609  Exception stack<(00>x[c 6 1 98b1f361496] bf60: 00000000 00000000 c607bfac 147c0a22 0000000c 0000000c b6f8be00 00000004

 2980 06:25:07.732820  a8 to 0xc619bf<f00>)[

 2981 06:25:07.733027   

 2982 06:25:07.733230   #  8[1 .371927] bf80: c03002e4 c607a000 c607bfa4 c607bf98 c059c0e8 c059bff0 00000000 c607bfa8

 2983 06:25:07.775602   80.659293] bfa<00:> [       8 1 382359] bfa0: c03000c0 c059c0dc 0000000c 0000000c 00000001 b6e44000 0000000c 00000000

 2984 06:25:07.776018              000<000>0[1 1   08010392792] bfc0: 0000000c 0000000c b6f8be00 00000004 00000001 00000000 00020000 bed30ac4

 2985 06:25:07.776270  00011 00000001 <b06>e[1 2 0 0801 403223] bfe0: 00000004 bed307f8 b6ef5d8f b6e7c7e6 800e0030 00000001 00000000 00000000

 2986 06:25:07.776505  00000011 000<000>0[0 0 

 2987 06:25:07.776722   

 2988 06:25:07.776925  8#1 .[413649] Backtrace: 

 2989 06:25:07.819392    80.667744] bfc0: 00000011 00<00>[   81.418280] [<c13c8580>] (lkdtm_ACCESS_NULL) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 2990 06:25:07.819486  0011 b6f59e00< 00>0[0 0 0 08014. 29483]  r5:c5b81000 r4:00000027

 2991 06:25:07.819552  00000001 00000000 <000>0[2 0 0 081.435230] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 2992 06:25:07.819620   bed41ac4

 2993 06:25:07.819677  # [   80.67619<10]> [b  81.445667] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 2994 06:25:07.819729  fe0: 00000004 bed<401>7[f 8   b86.456267]  r9:c607bf60 r8:c30236c0 r7:0000000c r6:b6e44000 r5:c4757040 r4:c0c57e4c

 2995 06:25:07.819782  ec3d8f b6e4a7e6

 2996 06:25:07.863392  # [   80.<608>1[   81.466359] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 2997 06:25:07.863481  17] Code: e1a010<004> [e 3 0 6801.476958]  r9:c07e1b5c r8:c607bf60 r7:c2815800 r6:b6e44000 r5:c4757040 r4:00000000

 2998 06:25:07.863549  f0 e34c01ad eb1d<902>9[c   ( e851.487042] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 2999 06:25:07.863602  43000) 

 3000 06:25:07.863660  # [  < 08>0[. 6 8 78818.496518]  r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c607a000 r5:c4757040

 3001 06:25:07.863710  ] ---[ e<n0d> [t r a c8e1 .4520e6598]  r4:c4757040

 3002 06:25:07.863765  2c1453b9a1cb ]---<

 3003 06:25:07.863808  0

 3004 06:25:07.907548  >#[  A C C8E.511132] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3005 06:25:07.907878  SS_USERSPACE: <m0i>s[s i n g8 1'.520607]  r9:c607a000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:0000000c r4:0000000c

 3006 06:25:07.908112  all trace:': [FAIL]

 3007 06:25:07.908310  n<o0t> [o k  81.530610] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3008 06:25:07.908503  37 selft<e0s>t[s :   l8k1d.t5m4:0772] Exception stack(0xc607bfa8 to 0xc607bff0)

 3009 06:25:07.951333  ACCESS_USERSP<A0C>E[. s h  8#1 .e47821] bfa0:                   0000000c 0000000c 00000001 b6e44000 0000000c 00000000

 3010 06:25:07.951472  xit=1

 3011 06:25:07.951533  # selfte<s0t>s[:   l k8d1t558168] bfc0: 0000000c 0000000c b6f8be00 00000004 00000001 00000000 00020000 bed30ac4

 3012 06:25:07.951582  m: ACCESS<_0N>U[L L . s8h1

 3013 06:25:07.951628  .

 3014 06:25:07.951675  568596] bfe0: 00000004 bed307f8 b6ef5d8f b6e7c7e6

 3015 06:25:07.951723  <0>[   81.575559] Code: e30608f0 e34c01ad e1a01004 ebffd3c7 (e5945000) 

 3016 06:25:07.951771  <4>[   81.581982] ---[ end trace 42e62c1453b9a1cc ]---

 3017 06:25:07.951816  # Segmentation fault

 3018 06:25:08.092079  # [   81.079144] lkdtm: Performing direct entry ACCESS_NULL

 3019 06:25:08.092204  # [   81.085315] lkdtm: attempting bad read at 00000000

 3020 06:25:08.092263  # [   81.093234] 8<--- cut here ---

 3021 06:25:08.092310  # [   81.099357] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3022 06:25:08.092357  # [   81.110201] pgd = 2e1bfcbc

 3023 06:25:08.092411  # [   81.116007] [00000000] *pgd=00000000

 3024 06:25:08.092458  # [   81.122738] Internal error: Oops: 5 [#11] SMP ARM

 3025 06:25:08.135291  # [   81.130503] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3026 06:25:08.135383  # [   81.162467] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3027 06:25:08.135440  # [   81.172634] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3028 06:25:08.135490  # [   81.181256] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3029 06:25:08.179285  # [   81.188729] LR is at __irq_work_queue_local+0x40/0x74

 3030 06:25:08.179386  # [   81.196291] pc : [<c13c85a8>]    lr : [<c049dd10>]    psr: 600e0013

 3031 06:25:08.179450  # [   81.204551] sp : c607be50  ip : c607bd58  fp : c607be64

 3032 06:25:08.179501  # [   81.211772] r10: 0000000c  r9 : c1ad59e0  r8 : c15ebd0c

 3033 06:25:08.179550  # [   81.218992] r7 : c607bf60  r6 : 0000000c  r5 : c5b81000  r4 : 00000000

 3034 06:25:08.179599  # [   81.227514] r3 : 147c0a22  r2 : 147c0a22  r1 : ef7965e0  r0 : 00000026

 3035 06:25:08.179647  # [   81.236124] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3036 06:25:08.223271  # [   81.245427] Control: 10c5387d  Table: 1470804a  DAC: 00000051

 3037 06:25:08.223356  # [   81.253254] Process cat (pid: 2336, stack limit = 0xf6cbaf7b)

 3038 06:25:08.223410  # [   81.261080] Stack: (0xc607be50 to 0xc607c000)

 3039 06:25:08.223458  # [   81.267436] be40:                                     00000027 c5b81000 c607be74 c607be68

 3040 06:25:08.223504  # [   81.277954] be60: c0c57a6c c13c858c c607be9c c607be78 c0c57f6c c0c57a4c c0c57e4c c4757040

 3041 06:25:08.223549  # [   81.288301] be80: b6e44000 0000000c c30236c0 c607bf60 c607bec4 c607bea0 c07e1bc0 c0c57e58

 3042 06:25:08.267405  # [   81.298820] bea0: 00000000 c4757040 b6e44000 c2815800 c607bf60 c07e1b5c c607bf5c c607bec8

 3043 06:25:08.267492  # [   81.309422] bec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c607a000

 3044 06:25:08.267547  # [   81.319768] bee0: b6e44000 00020000 00000004 0000000c 0001fff4 c607bee0 00000001 b6e43000

 3045 06:25:08.267595  # [   81.330198] bf00: c5a308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3046 06:25:08.267643  # [   81.340545] bf20: 00000000 00000000 c13dd8b8 147c0a22 c206c120 c4757040 c4757040 c607a000

 3047 06:25:08.311399  # [   81.351063] bf40: b6e44000 00000000 00000000 00000004 c607bf94 c607bf60 c059c058 c059b9ac

 3048 06:25:08.311487  # [   81.361496] bf60: 00000000 00000000 c607bfac 147c0a22 0000000c 0000000c b6f8be00 00000004

 3049 06:25:08.311545  # [   81.371927] bf80: c03002e4 c607a000 c607bfa4 c607bf98 c059c0e8 c059bff0 00000000 c607bfa8

 3050 06:25:08.311597  # [   81.382359] bfa0: c03000c0 c059c0dc 0000000c 0000000c 00000001 b6e44000 0000000c 00000000

 3051 06:25:08.311653  # [   81.392792] bfc0: 0000000c 0000000c b6f8be00 00000004 00000001 00000000 00020000 bed30ac4

 3052 06:25:08.311703  # [   81.403223] bfe0: 00000004 bed307f8 b6ef5d8f b6e7c7e6 800e0030 00000001 00000000 00000000

 3053 06:25:08.355721  # [   81.413649] Backtrace: 

 3054 06:25:08.356043  # [   81.418280] [<c13c8580>] (lkdtm_ACCESS_NULL) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3055 06:25:08.356271  # [   81.429483]  r5:c5b81000 r4:00000027

 3056 06:25:08.356472  # [   81.435230] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3057 06:25:08.356664  # [   81.445667] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3058 06:25:08.356849  # [   81.456267]  r9:c607bf60 r8:c30236c0 r7:0000000c r6:b6e44000 r5:c4757040 r4:c0c57e4c

 3059 06:25:08.399276  # [   81.466359] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3060 06:25:08.399391  # [   81.476958]  r9:c07e1b5c r8:c607bf60 r7:c2815800 r6:b6e44000 r5:c4757040 r4:00000000

 3061 06:25:08.399450  # [   81.487042] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3062 06:25:08.399507  # [   81.496518]  r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c607a000 r5:c4757040

 3063 06:25:08.399557  # [   81.506598]  r4:c4757040

 3064 06:25:08.399606  # [   81.511132] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3065 06:25:08.443356  # [   81.520607]  r9:c607a000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:0000000c r4:0000000c

 3066 06:25:08.443448  # [   81.530610] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3067 06:25:08.443509  # [   81.540772] Exception stack(0xc607bfa8 to 0xc607bff0)

 3068 06:25:08.443558  # [   81.547821] bfa0:                   0000000c 0000000c 00000001 b6e44000 0000000c 00000000

 3069 06:25:08.443605  # [   81.558168] bfc0: 0000000c 0000000c b6f8be00 00000004 00000001 00000000 00020000 bed30ac4

 3070 06:25:08.443650  # [   81.568596] bfe0: 00000004 bed307f8 b6ef5d8f b6e7c7e6

 3071 06:25:08.443696  # [   81.575559] Code: e30608f0 e34c01ad e1a01004 ebffd3c7 (e5945000) 

 3072 06:25:08.491285  # [   81.581982] ---[ end trace 42e62c1453b9a1cc ]---

 3073 06:25:08.491376  # ACCESS_NULL: missing 'call trace:': [FAIL]

 3074 06:25:08.491432  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1

 3075 06:25:08.491482  # selftests: lkdtm: WRITE_RO.sh

 3076 06:25:08.580730  <6>[   82.206366] lkdtm: Performing direct entry WRITE_RO

 3077 06:25:08.580843  <6>[   82.211584] lkdtm: attempting bad rodata write at c15ebfa4

 3078 06:25:08.580913  <1>[   82.217351] 8<--- cut here ---

 3079 06:25:08.580963  <1>[   82.220676] Unable to handle kernel paging request at virtual address c15ebfa4

 3080 06:25:08.581025  <1>[   82.228168] pgd = 3c596407

 3081 06:25:08.581077  <1>[   82.231145] [c15ebfa4] *pgd=1141941e(bad)

 3082 06:25:08.581133  <0>[   82.235442] Internal error: Oops: 80d [#12] SMP ARM

 3083 06:25:08.623987  <4>[   82.240591] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3084 06:25:08.624075  <4>[   82.269937] CPU: 0 PID: 2411 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3085 06:25:08.624131  <4>[   82.277968] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3086 06:25:08.624178  <4>[   82.284797] PC is at lkdtm_WRITE_RO+0x44/0x50

 3087 06:25:08.624223  <4>[   82.289440] LR is at 0x0

 3088 06:25:08.667268  <4>[   82.292259] pc : [<c13c83c4>]    lr : [<00000000>]    psr: 600e0013

 3089 06:25:08.667358  <4>[   82.298809] sp : c66fde50  ip : 00000027  fp : c66fde64

 3090 06:25:08.667412  <4>[   82.304315] r10: 00000009  r9 : c1ad59ec  r8 : c15ebd0c

 3091 06:25:08.667459  <4>[   82.309822] r7 : c66fdf60  r6 : 00000009  r5 : c655d000  r4 : c15ebfa4

 3092 06:25:08.667504  <4>[   82.316633] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e4  r0 : c1ad67f0

 3093 06:25:08.667554  <4>[   82.323447] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3094 06:25:08.711447  <4>[   82.330865] Control: 10c5387d  Table: 162c404a  DAC: 00000051

 3095 06:25:08.711564  <0>[   82.336896] Process cat (pid: 2411, stack limit = 0x75131066)

 3096 06:25:08.711637  <0>[   82.342927] Stack: (0xc66fde50 to 0xc66fe000)

 3097 06:25:08.711691  <0>[   82.347575] de40:                                     00000028 c655d000 c66fde74 c66fde68

 3098 06:25:08.711743  <0>[   82.356046] de60: c0c57a6c c13c838c c66fde9c c66fde78 c0c57f6c c0c57a4c c0c57e4c c601d040

 3099 06:25:08.711793  <0>[   82.364513] de80: b6e65000 00000009 c30236c0 c66fdf60 c66fdec4 c66fdea0 c07e1bc0 c0c57e58

 3100 06:25:08.755395  <0>[   82.372980] dea0: 00000000 c601d040 b6e65000 c2815800 c66fdf60 c07e1b5c c66fdf5c c66fdec8

 3101 06:25:08.755521  <0>[   82.381450] dec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c66fc000

 3102 06:25:08.755581  <0>[   82.389916] dee0: b6e65000 00020000 00000004 00000009 0001fff7 c66fdee0 00000001 b6e64000

 3103 06:25:08.755635  <0>[   82.398383] df00: c474be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3104 06:25:08.755685  <0>[   82.406853] df20: 00000000 00000000 c13dd8b8 8d17721b c206c120 c601d040 c601d040 c66fc000

 3105 06:25:08.799432  <0>[   82.415322] df40: b6e65000 00000000 00000000 00000004 c66fdf94 c66fdf60 c059c058 c059b9ac

 3106 06:25:08.799537  <0>[   82.423790] df60: 00000000 00000000 c66fdfac 8d17721b 00000009 00000009 b6face00 00000004

 3107 06:25:08.799601  <0>[   82.432258] df80: c03002e4 c66fc000 c66fdfa4 c66fdf98 c059c0e8 c059bff0 00000000 c66fdfa8

 3108 06:25:08.799656  <0>[   82.440726] dfa0: c03000c0 c059c0dc 00000009 00000009 00000001 b6e65000 00000009 00000000

 3109 06:25:08.799709  <0>[   82.449195] dfc0: 00000009 00000009 b6face00 00000004 00000001 00000000 00020000 bea5fac4

 3110 06:25:08.799761  <0>[   82.457661] dfe0: 00000004 bea5f7f8 b6f16d8f b6e9d7e6 800e0030 00000001 00000000 00000000

 3111 06:25:08.843683  <0>[   82.466115] Backtrace: 

 3112 06:25:08.844076  <0>[   82.468879] [<c13c8380>] (lkdtm_WRITE_RO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3113 06:25:08.844305  <0>[   82.477172]  r5:c655d000 r4:00000028

 3114 06:25:08.844506  <0>[   82.481043] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3115 06:25:08.844700  <0>[   82.489351] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3116 06:25:08.844893  <0>[   82.497560]  r9:c66fdf60 r8:c30236c0 r7:00000009 r6:b6e65000 r5:c601d040 r4:c0c57e4c

 3117 06:25:08.887485  <0>[   82.505607] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3118 06:25:08.887672  <0>[   82.513728]  r9:c07e1b5c r8:c66fdf60 r7:c2815800 r6:b6e65000 r5:c601d040 r4:00000000

 3119 06:25:08.887745  <0>[   82.521765] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3120 06:25:08.887808  <0>[   82.529192]  r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c66fc000 r5:c601d040

 3121 06:25:08.887872  <0>[   82.537301]  r4:c601d040

 3122 06:25:08.887928  <0>[   82.540129] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3123 06:25:08.931543  <0>[   82.547554]  r9:c66fc000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000009 r4:00000009

 3124 06:25:08.931877  <0>[   82.555595] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3125 06:25:08.932100  <0>[   82.563446] Exception stack(0xc66fdfa8 to 0xc66fdff0)

 3126 06:25:08.932299  <0>[   82.568786] dfa0:                   00000009 00000009 00000001 b6e65000 00000009 00000000

 3127 06:25:08.932490  <0>[   82.577254] dfc0: 00000009 00000009 b6face00 00000004 00000001 00000000 00020000 bea5fac4

 3128 06:25:08.932677  <0>[   82.585716] dfe0: 00000004 bea5f7f8 b6f16d8f b6e9d7e6

 3129 06:25:08.975303  <0>[   82.591058] Code: e34a3bcd e30607f0 e34c01ad e0233002 (e5843000) 

 3130 06:25:08.975395  <4>[   82.597445] ---[ end trace 42e62c1453b9a1cd ]---

 3131 06:25:08.975449  # Segmentation fault

 3132 06:25:09.086943  # [   82.206366] lkdtm: Performing direct entry WRITE_RO

 3133 06:25:09.087063  # [   82.211584] lkdtm: attempting bad rodata write at c15ebfa4

 3134 06:25:09.087122  # [   82.217351] 8<--- cut here ---

 3135 06:25:09.087170  # [   82.220676] Unable to handle kernel paging request at virtual address c15ebfa4

 3136 06:25:09.087232  # [   82.228168] pgd = 3c596407

 3137 06:25:09.087281  # [   82.231145] [c15ebfa4] *pgd=1141941e(bad)

 3138 06:25:09.087327  # [   82.235442] Internal error: Oops: 80d [#12] SMP ARM

 3139 06:25:09.129792  # [   82.240591] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3140 06:25:09.129889  # [   82.269937] CPU: 0 PID: 2411 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3141 06:25:09.129946  # [   82.277968] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3142 06:25:09.129995  # [   82.284797] PC is at lkdtm_WRITE_RO+0x44/0x50

 3143 06:25:09.130041  # [   82.289440] LR is at 0x0

 3144 06:25:09.173218  # [   82.292259] pc : [<c13c83c4>]    lr : [<00000000>]    psr: 600e0013

 3145 06:25:09.173308  # [   82.298809] sp : c66fde50  ip : 00000027  fp : c66fde64

 3146 06:25:09.173372  # [   82.304315] r10: 00000009  r9 : c1ad59ec  r8 : c15ebd0c

 3147 06:25:09.173425  # [   82.309822] r7 : c66fdf60  r6 : 00000009  r5 : c655d000  r4 : c15ebfa4

 3148 06:25:09.173493  # [   82.316633] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e4  r0 : c1ad67f0

 3149 06:25:09.173538  # [   82.323447] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3150 06:25:09.173584  # [   82.330865] Control: 10c5387d  Table: 162c404a  DAC: 00000051

 3151 06:25:09.216415  # [   82.336896] Process cat (pid: 2411, stack limit = 0x75131066)

 3152 06:25:09.216831  # [   82.342927] Stack: (0xc66fde50 to 0xc66fe000)

 3153 06:25:09.217086  # [   82.347575] de40:                                     00000028 c655d000 c66fde74 c66fde68

 3154 06:25:09.217308  # [   82.356046] de60: c0c57a6c c13c838c c66fde9c c66fde78 c0c57f6c c0c57a4c c0c57e4c c601d040

 3155 06:25:09.217522  # [   82.364513] de80: b6e65000 00000009 c30236c0 c66fdf60 c66fdec4 c66fdea0 c07e1bc0 c0c57e58

 3156 06:25:09.217732  # [   82.372980] dea0: 00000000 c601d040 b6e65000 c2815800 c66fdf60 c07e1b5c c66fdf5c c66fdec8

 3157 06:25:09.259586  # [   82.381450] dec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c66fc000

 3158 06:25:09.259994  # [   82.389916] dee0: b6e65000 00020000 00000004 00000009 0001fff7 c66fdee0 00000001 b6e64000

 3159 06:25:09.260228  # [   82.398383] df00: c474be00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3160 06:25:09.260426  # [   82.406853] df20: 00000000 00000000 c13dd8b8 8d17721b c206c120 c601d040 c601d040 c66fc000

 3161 06:25:09.260632  # [   82.415322] df40: b6e65000 00000000 00000000 00000004 c66fdf94 c66fdf60 c059c058 c059b9ac

 3162 06:25:09.303339  # [   82.423790] df60: 00000000 00000000 c66fdfac 8d17721b 00000009 00000009 b6face00 00000004

 3163 06:25:09.303467  # [   82.432258] df80: c03002e4 c66fc000 c66fdfa4 c66fdf98 c059c0e8 c059bff0 00000000 c66fdfa8

 3164 06:25:09.303532  # [   82.440726] dfa0: c03000c0 c059c0dc 00000009 00000009 00000001 b6e65000 00000009 00000000

 3165 06:25:09.303594  # [   82.449195] dfc0: 00000009 00000009 b6face00 00000004 00000001 00000000 00020000 bea5fac4

 3166 06:25:09.303646  # [   82.457661] dfe0: 00000004 bea5f7f8 b6f16d8f b6e9d7e6 800e0030 00000001 00000000 00000000

 3167 06:25:09.303697  # [   82.466115] Backtrace: 

 3168 06:25:09.347579  # [   82.468879] [<c13c8380>] (lkdtm_WRITE_RO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3169 06:25:09.348027  # [   82.477172]  r5:c655d000 r4:00000028

 3170 06:25:09.348281  # [   82.481043] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3171 06:25:09.348503  # [   82.489351] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3172 06:25:09.348713  # [   82.497560]  r9:c66fdf60 r8:c30236c0 r7:00000009 r6:b6e65000 r5:c601d040 r4:c0c57e4c

 3173 06:25:09.348920  # [   82.505607] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3174 06:25:09.395451  # [   82.513728]  r9:c07e1b5c r8:c66fdf60 r7:c2815800 r6:b6e65000 r5:c601d040 r4:00000000

 3175 06:25:09.395868  # [   82.521765] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3176 06:25:09.396125  # [   82.529192]  r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c66fc000 r5:c601d040

 3177 06:25:09.396346  # [   82.537301]  r4:c601d040

 3178 06:25:09.396555  # [   82.540129] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3179 06:25:09.396760  # [   82.547554]  r9:c66fc000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000009 r4:00000009

 3180 06:25:09.435665  # [   82.5<6>[   83.053502] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3181 06:25:09.436088  55595] [<c059c0d0>] (sys_write) f<6>[   83.061706] lkdtm: attempting bad ro_after_init write at c1b88c60

 3182 06:25:09.436353  rom [<c03000c0>] (ret_fast_syscal<1>[   83.070916] 8<--- cut here ---

 3183 06:25:09.436574  <1>[   83.077062] Unable to handle kernel paging request at virtual address c1b88c60

 3184 06:25:09.436789  <1>[   83.084572] pgd = e091663e

 3185 06:25:09.436999  <1>[   83.087565] [c1b88c60] *pgd=11a1941e(bad)

 3186 06:25:09.437210  <0>[   83.091894] Internal error: Oops: 80d [#13] SMP ARM

 3187 06:25:09.479742  <4>[   83.097058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3188 06:25:09.480215  <4>[   83.126601] CPU: 0 PID: 2486 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3189 06:25:09.480519  <4>[   83.134630] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3190 06:25:09.523748  <4>[   83.141464] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3191 06:25:09.524244  <4>[   83.147070] LR is at __irq_work_queue_local+0x40/0x74

 3192 06:25:09.524547  <4>[   83.152408] pc : [<c13c8434>]    lr : [<c049dd10>]    psr: 600e0013

 3193 06:25:09.524791  <4>[   83.158956] sp : c6709e50  ip : c6709d58  fp : c6709e64

 3194 06:25:09.525021  <4>[   83.164462] r10: 00000014  r9 : c1ad59f8  r8 : c15ebd0c

 3195 06:25:09.525249  <4>[   83.169970] r7 : c6709f60  r6 : 00000014  r5 : c6683000  r4 : c1b88c60

 3196 06:25:09.525478  <4>[   83.176779] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad67f0

 3197 06:25:09.567547  <4>[   83.183593] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3198 06:25:09.567684  <4>[   83.191013] Control: 10c5387d  Table: 1666c04a  DAC: 00000051

 3199 06:25:09.567758  <0>[   83.197044] Process cat (pid: 2486, stack limit = 0x30a0e30c)

 3200 06:25:09.567810  <0>[   83.203076] Stack: (0xc6709e50 to 0xc670a000)

 3201 06:25:09.567860  <0>[   83.207724] 9e40:                                     00000029 c6683000 c6709e74 c6709e68

 3202 06:25:09.567923  <0>[   83.216196] 9e60: c0c57a6c c13c83dc c6709e9c c6709e78 c0c57f6c c0c57a4c c0c57e4c c623e500

 3203 06:25:09.611711  <0>[   83.224665] 9e80: b6e87000 00000014 c30236c0 c6709f60 c6709ec4 c6709ea0 c07e1bc0 c0c57e58

 3204 06:25:09.612207  <0>[   83.233134] 9ea0: 00000000 c623e500 b6e87000 c2815800 c6709f60 c07e1b5c c6709f5c c6709ec8

 3205 06:25:09.612572  <0>[   83.241602] 9ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c6708000

 3206 06:25:09.612850  <0>[   83.250070] 9ee0: b6e87000 00020000 00000004 00000014 0001ffec c6709ee0 00000001 b6e86000

 3207 06:25:09.613113  <0>[   83.258537] 9f00: c623a000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3208 06:25:09.655608  <0>[   83.267005] 9f20: 00000000 00000000 c13dd8b8 bc695c9c c206c120 c623e500 c623e500 c6708000

 3209 06:25:09.655760  <0>[   83.275475] 9f40: b6e87000 00000000 00000000 00000004 c6709f94 c6709f60 c059c058 c059b9ac

 3210 06:25:09.655829  <0>[   83.283941] 9f60: 00000000 00000000 c6709fac bc695c9c 00000014 00000014 b6fcee00 00000004

 3211 06:25:09.655890  <0>[   83.292408] 9f80: c03002e4 c6708000 c6709fa4 c6709f98 c059c0e8 c059bff0 00000000 c6709fa8

 3212 06:25:09.655941  <0>[   83.300875] 9fa0: c03000c0 c059c0dc 00000014 00000014 00000001 b6e87000 00000014 00000000

 3213 06:25:09.655994  <0>[   83.309343] 9fc0: 00000014 00000014 b6fcee00 00000004 00000001 00000000 00020000 bec30ac4

 3214 06:25:09.699618  <0>[   83.317810] 9fe0: 00000004 bec307f8 b6f38d8f b6ebf7e6 800e0030 00000001 00000000 00000000

 3215 06:25:09.700037  <0>[   83.326264] Backtrace: 

 3216 06:25:09.700286  <0>[   83.329029] [<c13c83d0>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3217 06:25:09.700507  <0>[   83.338274]  r5:c6683000 r4:00000029

 3218 06:25:09.700712  <0>[   83.342146] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3219 06:25:09.700918  <0>[   83.350455] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3220 06:25:09.743680  <0>[   83.358663]  r9:c6709f60 r8:c30236c0 r7:00000014 r6:b6e87000 r5:c623e500 r4:c0c57e4c

 3221 06:25:09.744136  <0>[   83.366712] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3222 06:25:09.744397  <0>[   83.374836]  r9:c07e1b5c r8:c6709f60 r7:c2815800 r6:b6e87000 r5:c623e500 r4:00000000

 3223 06:25:09.744619  <0>[   83.382875] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3224 06:25:09.744833  <0>[   83.390302]  r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6708000 r5:c623e500

 3225 06:25:09.745040  <0>[   83.398411]  r4:c623e500

 3226 06:25:09.787729  <0>[   83.401239] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3227 06:25:09.788187  <0>[   83.408666]  r9:c6708000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000014 r4:00000014

 3228 06:25:09.788449  <0>[   83.416707] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3229 06:25:09.788683  <0>[   83.424559] Exception stack(0xc6709fa8 to 0xc6709ff0)

 3230 06:25:09.788915  <0>[   83.429901] 9fa0:                   00000014 00000014 00000001 b6e87000 00000014 00000000

 3231 06:25:09.789140  <0>[   83.438369] 9fc0: 00000014 00000014 b6fcee00 00000004 00000001 00000000 00020000 bec30ac4

 3232 06:25:09.831411  <0>[   83.446832] 9fe0: 00000004 bec307f8 b6f38d8f b6ebf7e6

 3233 06:25:09.831546  <0>[   83.452174] Code: e34a3bcd e30607f0 e34c01ad e0233002 (e5843000) 

 3234 06:25:09.831626  <4>[   83.458564] ---[ end trace 42e62c1453b9a1ce ]---

 3235 06:25:09.831688  l+0x0/0x28)

 3236 06:25:09.831753  # [   82.563446] Exception stack(0xc66fdfa8 to 0xc66fdff0)

 3237 06:25:09.831818  # [   82.568786] dfa0:                   00000009 00000009 00000001 b6e65000 00000009 00000000

 3238 06:25:09.831879  # [   82.577254] dfc0: 00000009 00000009 b6face00 00000004 00000001 00000000 00020000 bea5fac4

 3239 06:25:09.875373  # [   82.585716] dfe0: 00000004 bea5f7f8 b6f16d8f b6e9d7e6

 3240 06:25:09.875457  # [   82.591058] Code: e34a3bcd e30607f0 e34c01ad e0233002 (e5843000) 

 3241 06:25:09.875512  # [   82.597445] ---[ end trace 42e62c1453b9a1cd ]---

 3242 06:25:09.875560  # WRITE_RO: missing 'call trace:': [FAIL]

 3243 06:25:09.875605  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1

 3244 06:25:09.875651  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 3245 06:25:09.875696  # Segmentation fault

 3246 06:25:09.935883  # [   83.053502] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3247 06:25:09.936011  # [   83.061706] lkdtm: attempting bad ro_after_init write at c1b88c60

 3248 06:25:09.936070  # [   83.070916] 8<--- cut here ---

 3249 06:25:09.936119  # [   83.077062] Unable to handle kernel paging request at virtual address c1b88c60

 3250 06:25:09.936165  # [   83.084572] pgd = e091663e

 3251 06:25:09.936211  # [   83.087565] [c1b88c60] *pgd=11a1941e(bad)

 3252 06:25:09.936256  # [   83.091894] Internal error: Oops: 80d [#13] SMP ARM

 3253 06:25:09.983309  # [   83.097058] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3254 06:25:09.983409  # [   83.126601] CPU: 0 PID: 2486 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3255 06:25:09.983469  # [   83.134630] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3256 06:25:09.983520  # [   83.141464] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3257 06:25:10.027615  # [   83.147070] LR is at __irq_work_queue_local+0x40/0x74

 3258 06:25:10.028063  # [   83.152408] pc : [<c13c8434>]    lr : [<c049dd10>]    psr: 600e0013

 3259 06:25:10.028320  # [   83.158956] sp : c6709e50  ip : c6709d58  fp : c6709e64

 3260 06:25:10.028542  # [   83.164462] r10: 00000014  r9 : c1ad59f8  r8 : c15ebd0c

 3261 06:25:10.028750  # [   83.169970] r7 : c6709f60  r6 : 00000014  r5 : c6683000  r4 : c1b88c60

 3262 06:25:10.028961  # [   83.176779] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad67f0

 3263 06:25:10.029165  # [   83.183593] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3264 06:25:10.071621  # [   83.191013] Control: 10c5387d  Table: 1666c04a  DAC: 00000051

 3265 06:25:10.072039  # [   83.197044] Process cat (pid: 2486, stack limit = 0x30a0e30c)

 3266 06:25:10.072292  # [   83.203076] Stack: (0xc6709e50 to 0xc670a000)

 3267 06:25:10.072512  # [   83.207724] 9e40:                                     00000029 c6683000 c6709e74 c6709e68

 3268 06:25:10.072726  # [   83.216196] 9e60: c0c57a6c c13c83dc c6709e9c c6709e78 c0c57f6c c0c57a4c c0c57e4c c623e500

 3269 06:25:10.072928  # [   83.224665] 9e80: b6e87000 00000014 c30236c0 c6709f60 c6709ec4 c6709ea0 c07e1bc0 c0c57e58

 3270 06:25:10.115307  # [   83.233134] 9ea0: 00000000 c623e500 b6e87000 c2815800 c6709f60 c07e1b5c c6709f5c c6709ec8

 3271 06:25:10.115437  # [   83.241602] 9ec0: c059baac c07e1b68 00000001 00000000 c059c058 c13dd8b8 c059c058 c6708000

 3272 06:25:10.115496  # [   83.250070] 9ee0: b6e87000 00020000 00000004 00000014 0001ffec c6709ee0 00000001 b6e86000

 3273 06:25:10.115543  # [   83.258537] 9f00: c623a000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3274 06:25:10.115589  # [   83.267005] 9f20: 00000000 00000000 c13dd8b8 bc695c9c c206c120 c623e500 c623e500 c6708000

 3275 06:25:10.159273  # [   83.275475] 9f40: b6e87000 00000000 00000000 00000004 c6709f94 c6709f60 c059c058 c059b9ac

 3276 06:25:10.159405  # [   83.283941] 9f60: 00000000 00000000 c6709fac bc695c9c 00000014 00000014 b6fcee00 00000004

 3277 06:25:10.159465  # [   83.292408] 9f80: c03002e4 c6708000 c6709fa4 c6709f98 c059c0e8 c059bff0 00000000 c6709fa8

 3278 06:25:10.159513  # [   83.300875] 9fa0: c03000c0 c059c0dc 00000014 00000014 00000001 b6e87000 00000014 00000000

 3279 06:25:10.159560  # [   83.309343] 9fc0: 00000014 00000014 b6fcee00 00000004 00000001 00000000 00020000 bec30ac4

 3280 06:25:10.203338  # [   83.317810] 9fe0: 00000004 bec307f8 b6f38d8f b6ebf7e6 800e0030 00000001 00000000 00000000

 3281 06:25:10.203473  # [   83.326264] Backtrace: 

 3282 06:25:10.203533  # [   83.329029] [<c13c83d0>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3283 06:25:10.203596  # [   83.338274]  r5:c6683000 r4:00000029

 3284 06:25:10.203650  # [   83.342146] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3285 06:25:10.203697  # [   83.350455] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3286 06:25:10.203744  # [   83.358663]  r9:c6709f60 r8:c30236c0 r7:00000014 r6:b6e87000 r5:c623e500 r4:c0c57e4c

 3287 06:25:10.251405  # [   83.366712] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3288 06:25:10.251543  # [   83.374836]  r9:c07e1b5c r8:c6709f60 r7:c2815800 r6:b6e87000 r5:c623e500 r4:00000000

 3289 06:25:10.251609  # [   83.382875] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3290 06:25:10.251663  # [   83.390302]  r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6708000 r5:c623e500

 3291 06:25:10.251713  # [   83.398411]  r4:c623e500

 3292 06:25:10.251761  # [   83.401239] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3293 06:25:10.295409  # [   83.408666]  r9:c6708000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000014 r4:00000014

 3294 06:25:10.295559  # [   83.416707] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3295 06:25:10.295622  # [   83.424559] Exception st<6>[   83.919317] lkdtm: Performing direct entry WRITE_KERN

 3296 06:25:10.295672  ack(0xc6709fa8 to 0xc6709ff0)

 3297 06:25:10.295719  # <6>[   83.926348] lkdtm: attempting bad 7797452 byte write at c13c82a8

 3298 06:25:10.295765  [   83.429901] 9fa0:             <1>[   83.935491] 8<--- cut here ---

 3299 06:25:10.339503        000000<114> [0 0 0 08030.1941602] Unable to handle kernel paging request at virtual address c13c82a8

 3300 06:25:10.339641   00000001 b<61e>8[7 0 0 083 .09050994] pgd = 1e4bcfcf

 3301 06:25:10.339714  00014 00000000

 3302 06:25:10.339765  # [   83.4<318>[3  83.955782] [c13c82a8] *pgd=1121940e(bad)

 3303 06:25:10.339830  69] 9fc0: 000000<104> [0 0 0 0803.962485] Internal error: Oops: 80d [#14] SMP ARM

 3304 06:25:10.383300  14 b6fcee00 00000004 00000001 000<4>[   83.969704] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3305 06:25:10.383456  00000 00020000 bec3<04a>c[4 

 3306 06:25:10.383528   

 3307 06:25:10.383585   #4.001667] CPU: 1 PID: 2561 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3308 06:25:10.383640   [   83.44<64>8[3 2 ]  894f.e001:834] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3309 06:25:10.383692   00000004 bec307f8 b6f3<84d>8[f   84.020364] PC is at memcpy+0x50/0x330

 3310 06:25:10.383743  b6ebf7e6

 3311 06:25:10.383795  # [ < 4 >8[3 . 4 58241.026710] LR is at 0xe92dd830

 3312 06:25:10.427329  4] Code: e<344>a[3 b c d8 4e.30032104] pc : [<c08d5290>]    lr : [<e92dd830>]    psr: 200e0013

 3313 06:25:10.427472  07f0 e34c01<a4>d[  e 0 28343.00040453] sp : c62e3e2c  ip : e1a0c00d  fp : c62e3e64

 3314 06:25:10.427538   (e58430<040>)[  

 3315 06:25:10.427587   

 3316 06:25:10.427635   #8 4[. 0 4 7757] r10: 0000000b  r9 : c1ad5a0c  r8 : e89da800

 3317 06:25:10.427683  3.458564<]4 >-[- - [  8e4n.d0 5t4978] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3318 06:25:10.427733  ace 42e62c1<44>5[3 b 9 a814c.e0 63501] r3 : e1a0c00d  r2 : 0076fa2c  r1 : c0c587fc  r0 : c13c82a8

 3319 06:25:10.427780  ---

 3320 06:25:10.471292  # WRITE_<R4O>_[A F T E8R4_.072111] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3321 06:25:10.471440  NIT: missin<g4 >'[c a l l8 4t.r0a1415] Control: 10c5387d  Table: 1646004a  DAC: 00000051

 3322 06:25:10.471506  ce:': [FAIL]

 3323 06:25:10.471556  <n0o>t[  o k  8440.089242] Process cat (pid: 2561, stack limit = 0xa820c08b)

 3324 06:25:10.471606  selftests<:0 >l[k d t m8:4. 0W9R7240] Stack: (0xc62e3e2c to 0xc62e4000)

 3325 06:25:10.471655  TE_RO_AFTER_INIT.s<h0 >#[  e x i84.103598] 3e20:                            c0c587dc 0076facc c62e3f60 c15ebd0c c13c82a8

 3326 06:25:10.471704  =1

 3327 06:25:10.515384  # selftests<:0 >l[k d t m8:4 114201] 3e40: c13c82a8 c13c848c 0000002a c599f000 0000000b c62e3f60 c62e3e74 c62e3e68

 3328 06:25:10.515521  WRITE_KERN.sh

 3329 06:25:10.515584  <

 3330 06:25:10.515634  0>[   84.124633] 3e60: c0c57a6c c13c844c c62e3e9c c62e3e78 c0c57f6c c0c57a4c c0c57e4c c5c1c140

 3331 06:25:10.515686  <0>[   84.134369] 3e80: b6e00000 0000000b c30236c0 c62e3f60 c62e3ec4 c62e3ea0 c07e1bc0 c0c57e58

 3332 06:25:10.515733  <0>[   84.142815] 3ea0: 00000000 c5c1c140 b6e00000 c2815800 c62e3f60 c07e1b5c c62e3f5c c62e3ec8

 3333 06:25:10.515780  <0>[   84.151260] 3ec0: c059baac c07e1b68 00000001 00000000 c059c058 c5922f24 c059c058 c62e2000

 3334 06:25:10.559395  <0>[   84.159706] 3ee0: b6e00000 00020000 00000004 0000000b 0001fff5 c62e3ee0 00000001 00000805

 3335 06:25:10.559531  <0>[   84.168150] 3f00: c4756b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3336 06:25:10.559595  <0>[   84.176596] 3f20: 00000000 00000000 c62e2000 50b23f67 b6dff000 c5c1c140 c5c1c140 c62e2000

 3337 06:25:10.559644  <0>[   84.185040] 3f40: b6e00000 00000000 00000000 00000004 c62e3f94 c62e3f60 c059c058 c059b9ac

 3338 06:25:10.559691  <0>[   84.193484] 3f60: 00000000 00000000 c62e3fac 50b23f67 0000000b 0000000b b6f47e00 00000004

 3339 06:25:10.603395  <0>[   84.201929] 3f80: c03002e4 c62e2000 c62e3fa4 c62e3f98 c059c0e8 c059bff0 00000000 c62e3fa8

 3340 06:25:10.603537  <0>[   84.210373] 3fa0: c03000c0 c059c0dc 0000000b 0000000b 00000001 b6e00000 0000000b 00000000

 3341 06:25:10.603603  <0>[   84.218819] 3fc0: 0000000b 0000000b b6f47e00 00000004 00000001 00000000 00020000 be912ac4

 3342 06:25:10.603655  <0>[   84.227264] 3fe0: 00000004 be9127f8 b6eb1d8f b6e387e6 800e0030 00000001 00000000 00000000

 3343 06:25:10.603706  <0>[   84.235703] Backtrace: 

 3344 06:25:10.603756  <0>[   84.238436] [<c13c8440>] (lkdtm_WRITE_KERN) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3345 06:25:10.647321  <0>[   84.246884]  r7:c62e3f60 r6:0000000b r5:c599f000 r4:0000002a

 3346 06:25:10.647467  <0>[   84.252813] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3347 06:25:10.647529  <0>[   84.261093] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3348 06:25:10.647578  <0>[   84.269277]  r9:c62e3f60 r8:c30236c0 r7:0000000b r6:b6e00000 r5:c5c1c140 r4:c0c57e4c

 3349 06:25:10.647624  <0>[   84.277296] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3350 06:25:10.647670  <0>[   84.285396]  r9:c07e1b5c r8:c62e3f60 r7:c2815800 r6:b6e00000 r5:c5c1c140 r4:00000000

 3351 06:25:10.695392  <0>[   84.293407] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3352 06:25:10.695526  <0>[   84.300811]  r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c62e2000 r5:c5c1c140

 3353 06:25:10.695592  <0>[   84.308904]  r4:c5c1c140

 3354 06:25:10.695646  <0>[   84.311710] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3355 06:25:10.695699  <0>[   84.319114]  r9:c62e2000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000b r4:0000000b

 3356 06:25:10.695750  <0>[   84.327129] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3357 06:25:10.735309  <0>[   84.334964] Exception stack(0xc62e3fa8 to 0xc62e3ff0)

 3358 06:25:10.735420  <0>[   84.340283] 3fa0:                   0000000b 0000000b 00000001 b6e00000 0000000b 00000000

 3359 06:25:10.735479  <0>[   84.348729] 3fc0: 0000000b 0000000b b6f47e00 00000004 00000001 00000000 00020000 be912ac4

 3360 06:25:10.735528  <0>[   84.357172] 3fe0: 00000004 be9127f8 b6eb1d8f b6e387e6

 3361 06:25:10.735574  <0>[   84.362492] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3362 06:25:10.735619  <4>[   84.368855] ---[ end trace 42e62c1453b9a1cf ]---

 3363 06:25:10.735664  # Segmentation fault

 3364 06:25:10.897079  # [   83.919317] lkdtm: Performing direct entry WRITE_KERN

 3365 06:25:10.897239  # [   83.926348] lkdtm: attempting bad 7797452 byte write at c13c82a8

 3366 06:25:10.897318  # [   83.935491] 8<--- cut here ---

 3367 06:25:10.897379  # [   83.941602] Unable to handle kernel paging request at virtual address c13c82a8

 3368 06:25:10.897433  # [   83.950994] pgd = 1e4bcfcf

 3369 06:25:10.897484  # [   83.955782] [c13c82a8] *pgd=1121940e(bad)

 3370 06:25:10.897544  # [   83.962485] Internal error: Oops: 80d [#14] SMP ARM

 3371 06:25:10.940054  # [   83.969704] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3372 06:25:10.940207  # [   84.001667] CPU: 1 PID: 2561 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3373 06:25:10.940280  # [   84.011834] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3374 06:25:10.940336  # [   84.020364] PC is at memcpy+0x50/0x330

 3375 06:25:10.940388  # [   84.026710] LR is at 0xe92dd830

 3376 06:25:10.983382  # [   84.032104] pc : [<c08d5290>]    lr : [<e92dd830>]    psr: 200e0013

 3377 06:25:10.983542  # [   84.040453] sp : c62e3e2c  ip : e1a0c00d  fp : c62e3e64

 3378 06:25:10.983637  # [   84.047757] r10: 0000000b  r9 : c1ad5a0c  r8 : e89da800

 3379 06:25:10.983707  # [   84.054978] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3380 06:25:10.983773  # [   84.063501] r3 : e1a0c00d  r2 : 0076fa2c  r1 : c0c587fc  r0 : c13c82a8

 3381 06:25:10.983841  # [   84.072111] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3382 06:25:10.983906  # [   84.081415] Control: 10c5387d  Table: 1646004a  DAC: 00000051

 3383 06:25:11.027365  # [   84.089242] Process cat (pid: 2561, stack limit = 0xa820c08b)

 3384 06:25:11.027510  # [   84.097240] Stack: (0xc62e3e2c to 0xc62e4000)

 3385 06:25:11.027591  # [   84.103598] 3e20:                            c0c587dc 0076facc c62e3f60 c15ebd0c c13c82a8

 3386 06:25:11.027654  # [   84.114201] 3e40: c13c82a8 c13c848c 0000002a c599f000 0000000b c62e3f60 c62e3e74 c62e3e68

 3387 06:25:11.027717  # [   84.124633] 3e60: c0c57a6c c13c844c c62e3e9c c62e3e78 c0c57f6c c0c57a4c c0c57e4c c5c1c140

 3388 06:25:11.071348  # [   84.134369] 3e80: b6e00000 0000000b c30236c0 c62e3f60 c62e3ec4 c62e3ea0 c07e1bc0 c0c57e58

 3389 06:25:11.071499  # [   84.142815] 3ea0: 00000000 c5c1c140 b6e00000 c2815800 c62e3f60 c07e1b5c c62e3f5c c62e3ec8

 3390 06:25:11.071583  # [   84.151260] 3ec0: c059baac c07e1b68 00000001 00000000 c059c058 c5922f24 c059c058 c62e2000

 3391 06:25:11.071645  # [   84.159706] 3ee0: b6e00000 00020000 00000004 0000000b 0001fff5 c62e3ee0 00000001 00000805

 3392 06:25:11.071704  # [   84.168150] 3f00: c4756b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3393 06:25:11.071780  # [   84.176596] 3f20: 00000000 00000000 c62e2000 50b23f67 b6dff000 c5c1c140 c5c1c140 c62e2000

 3394 06:25:11.119278  # [   84.185040] 3f40: b6e00000 00000000 00000000 00000004 c62e3f94 c62e3f60 c059c058 c059b9ac

 3395 06:25:11.119411  # [   84.193484] 3f60: 00000000 00000000 c62e3fac 50b23f67 0000000b 0000000b b6f47e00 00000004

 3396 06:25:11.119470  # [   84.201929] 3f80: c03002e4 c62e2000 c62e3fa4 c62e3f98 c059c0e8 c059bff0 00000000 c62e3fa8

 3397 06:25:11.119518  # [   84.210373] 3fa0: c03000c0 c059c0dc 0000000b 0000000b 00000001 b6e00000 0000000b 00000000

 3398 06:25:11.119566  # [   84.218819] 3fc0: 0000000b 0000000b b6f47e00 00000004 00000001 00000000 00020000 be912ac4

 3399 06:25:11.163331  # [   84.227264] 3fe0: 00000004 be9127f8 b6eb1d8f b6e387e6 800e0030 00000001 00000000 00000000

 3400 06:25:11.163455  # [   84.235703] Backtrace: 

 3401 06:25:11.163534  # [   84.238436] [<c13c8440>] (lkdtm_WRITE_KERN) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3402 06:25:11.163597  # [   84.246884]  r7:c62e3f60 r6:0000000b r5:c599f000 r4:0000002a

 3403 06:25:11.163649  # [   84.252813] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3404 06:25:11.163704  # [   84.261093] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3405 06:25:11.211346  # [   84.269277]  r9:c62e3f60 r8:c30236c0 r7:0000000b r6:b6e00000 r5:c5c1c140 r4:c0c57e4c

 3406 06:25:11.211463  # [   84.277296] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3407 06:25:11.211519  # [   84.285396]  r9:c07e1b5c r8:c62e3f60 r7:c2815800 r6:b6e00000 r5:c5c1c140 r4:00000000

 3408 06:25:11.211570  # [   84.293407] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3409 06:25:11.211629  # [   84.300811]  r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c62e2000 r5:c5c1c140

 3410 06:25:11.211675  # [   84.308904]  r4:c5c1c140

 3411 06:25:11.255327  # [   84.311710] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3412 06:25:11.255427  # [   84.319114]  r9:c62e2000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000b r4:0000000b

 3413 06:25:11.255483  # [   84.327129] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3414 06:25:11.255560  # [   84.334964] Exception stack(0xc62e3fa8 to 0xc62e3ff0)

 3415 06:25:11.255606  # [   84.340283] 3fa0:                   0000000b 0000000b 00000001 b6e00000 0000000b 00000000

 3416 06:25:11.255681  # [   84.348729] 3fc0: 0000000b 0000000b b6f47e00 00000004 00000001 00000000 00020000 be912ac4

 3417 06:25:11.303315  # [   84.357172] 3fe0: 00000004 be9127f8 b6eb1d8f b6e387e6

 3418 06:25:11.303462  # [   84.362492] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3419 06:25:11.303541  # [   84.368855] ---[ end trace 42e62c1453b9a1cf ]---

 3420 06:25:11.303606  # WRITE_KERN: missing 'call trace:': [FAIL]

 3421 06:25:11.303666  not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1

 3422 06:25:11.303726  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 3423 06:25:11.339634  <6>[   84.965379] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3424 06:25:11.339767  <6>[   84.971740] lkdtm: attempting good refcount_inc() without overflow

 3425 06:25:11.339841  <6>[   84.978196] lkdtm: attempting bad refcount_inc() overflow

 3426 06:25:11.339919  <4>[   84.983970] ------------[ cut here ]------------

 3427 06:25:11.339996  <4>[   84.988903] WARNING: CPU: 0 PID: 2637 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3428 06:25:11.340043  <4>[   84.997649] refcount_t: saturated; leaking memory.

 3429 06:25:11.383334  <4>[   85.002743] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3430 06:25:11.383466  <4>[   85.032233] CPU: 0 PID: 2637 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3431 06:25:11.383539  <4>[   85.040244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3432 06:25:11.383590  <4>[   85.047039] Backtrace: 

 3433 06:25:11.427349  <4>[   85.049767] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3434 06:25:11.427487  <4>[   85.057607]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3435 06:25:11.427563  <4>[   85.063540] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3436 06:25:11.427614  <4>[   85.071126] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3437 06:25:11.427663  <4>[   85.078356]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 3438 06:25:11.427711  <4>[   85.086371] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3439 06:25:11.471368  <4>[   85.094120]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6268000

 3440 06:25:11.471521  <4>[   85.100051] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 3441 06:25:11.471595  <4>[   85.109278]  r9:c1ad5a18 r8:c15ebd0c r7:c6269f60 r6:00000016 r5:c6686000 r4:c6268000

 3442 06:25:11.471644  <4>[   85.117298] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 3443 06:25:11.471708  <4>[   85.127226] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c88bc>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3444 06:25:11.515366  <4>[   85.137585] [<c13c8844>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3445 06:25:11.515517  <4>[   85.146981]  r4:0000002b

 3446 06:25:11.515602  <4>[   85.149783] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3447 06:25:11.515678  <4>[   85.158061] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3448 06:25:11.515743  <4>[   85.166245]  r9:c6269f60 r8:c30236c0 r7:00000016 r6:b6dce000 r5:c623b400 r4:c0c57e4c

 3449 06:25:11.559420  <4>[   85.174265] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3450 06:25:11.559555  <4>[   85.182365]  r9:c07e1b5c r8:c6269f60 r7:c2815800 r6:b6dce000 r5:c623b400 r4:00000000

 3451 06:25:11.559640  <4>[   85.190378] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3452 06:25:11.559714  <4>[   85.197782]  r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c6268000 r5:c623b400

 3453 06:25:11.559784  <4>[   85.205875]  r4:c623b400

 3454 06:25:11.559845  <4>[   85.208679] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3455 06:25:11.559907  <4>[   85.216082]  r9:c6268000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000016 r4:00000016

 3456 06:25:11.603357  <4>[   85.224097] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3457 06:25:11.603573  <4>[   85.231932] Exception stack(0xc6269fa8 to 0xc6269ff0)

 3458 06:25:11.603681  <4>[   85.237254] 9fa0:                   00000016 00000016 00000001 b6dce000 00000016 00000000

 3459 06:25:11.603765  <4>[   85.245699] 9fc0: 00000016 00000016 b6f15e00 00000004 00000001 00000000 00020000 be9efac4

 3460 06:25:11.603847  <4>[   85.254143] 9fe0: 00000004 be9ef7f8 b6e7fd8f b6e067e6

 3461 06:25:11.603906  <4>[   85.259494] irq event stamp: 0

 3462 06:25:11.647349  <4>[   85.262849] hardirqs last  enabled at (0): [<00000000>] 0x0

 3463 06:25:11.647541  <4>[   85.268698] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3464 06:25:11.647633  <4>[   85.276499] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3465 06:25:11.647712  <4>[   85.284294] softirqs last disabled at (0): [<00000000>] 0x0

 3466 06:25:11.647790  <4>[   85.290141] ---[ end trace 42e62c1453b9a1d0 ]---

 3467 06:25:11.647868  <6>[   85.295055] lkdtm: Overflow detected: saturated

 3468 06:25:11.764557  # [   84.965379] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3469 06:25:11.764702  # [   84.971740] lkdtm: attempting good refcount_inc() without overflow

 3470 06:25:11.764764  # [   84.978196] lkdtm: attempting bad refcount_inc() overflow

 3471 06:25:11.764816  # [   84.983970] ------------[ cut here ]------------

 3472 06:25:11.764863  # [   84.988903] WARNING: CPU: 0 PID: 2637 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3473 06:25:11.764911  # [   84.997649] refcount_t: saturated; leaking memory.

 3474 06:25:11.807569  # [   85.002743] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3475 06:25:11.807716  # [   85.032233] CPU: 0 PID: 2637 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3476 06:25:11.807781  # [   85.040244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3477 06:25:11.807834  # [   85.047039] Backtrace: 

 3478 06:25:11.851414  # [   85.049767] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3479 06:25:11.851557  # [   85.057607]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3480 06:25:11.851631  # [   85.063540] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3481 06:25:11.851682  # [   85.071126] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3482 06:25:11.851739  # [   85.078356]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 3483 06:25:11.851785  # [   85.086371] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3484 06:25:11.899316  # [   85.094120]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6268000

 3485 06:25:11.899478  # [   85.100051] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 3486 06:25:11.899540  # [   85.109278]  r9:c1ad5a18 r8:c15ebd0c r7:c6269f60 r6:00000016 r5:c6686000 r4:c6268000

 3487 06:25:11.899589  # [   85.117298] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 3488 06:25:11.899667  # [   85.127226] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c88bc>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3489 06:25:11.947333  # [   85.137585] [<c13c8844>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3490 06:25:11.947451  # [   85.146981]  r4:0000002b

 3491 06:25:11.947523  # [   85.149783] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3492 06:25:11.947601  # [   85.158061] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3493 06:25:11.947647  # [   85.166245]  r9:c6269f60 r8:c30236c0 r7:00000016 r6:b6dce000 r5:c623b400 r4:c0c57e4c

 3494 06:25:11.947720  # [   85.174265] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3495 06:25:11.991343  # [   85.182365]  r9:c07e1b5c r8:c6269f60 r7:c2815800 r6:b6dce000 r5:c623b400 r4:00000000

 3496 06:25:11.991482  # [   85.190378] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3497 06:25:11.991569  # [   85.197782]  r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c6268000 r5:c623b400

 3498 06:25:11.991618  # [   85.205875]  r4:c623b400

 3499 06:25:11.991693  # [   85.208679] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3500 06:25:11.991768  # [   85.216082]  r9:c6268000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000016 r4:00000016

 3501 06:25:12.039388  # [   85.224097] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3502 06:25:12.039510  # [   85.231932] Exception stack(0xc6269fa8 to 0xc6269ff0)

 3503 06:25:12.039584  # [   85.237254] 9fa0:                   00000016 00000016 00000001 b6dce000 00000016 00000000

 3504 06:25:12.039632  # [   85.245699] 9fc0: 00000016 00000016 b6f15e00 00000004 00000001 00000000 00020000 be9efac4

 3505 06:25:12.039678  # [   85.254143] 9fe0: 00000004 be9ef7f8 b6e7fd8f b6e067e6

 3506 06:25:12.039723  # [   85.259494] irq event stamp: 0

 3507 06:25:12.039768  # [   85.262849] hardirqs last  enabled at (0): [<00000000>] 0x0

 3508 06:25:12.087336  # [   85.268698] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac<6>[   85.693709] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3509 06:25:12.087460  

 3510 06:25:12.087523  # [   85.276499] softirqs last <6>[   85.700483] lkdtm: attempting good refcount_add() without overflow

 3511 06:25:12.087577   enabled at (0): [<c03538f4>] cop<6>[   85.709966] lkdtm: attempting bad refcount_add() overflow

 3512 06:25:12.087628  y_process+0x5f8/0x1dac

 3513 06:25:12.087677  # [   85.<4>[   85.718480] ------------[ cut here ]------------

 3514 06:25:12.135352  284294] softirqs last disabled at<4>[   85.726330] WARNING: CPU: 0 PID: 2672 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3515 06:25:12.135492   (0): [<00000000>] 0x0

 3516 06:25:12.135565  # [   85.<4>[   85.737859] refcount_t: saturated; leaking memory.

 3517 06:25:12.135623  290141] ---[ end trace 42e62c1453<4>[   85.745884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3518 06:25:12.183401  b9a1d0 ]---

 3519 06:25:12.183543  # [   85.295055] lkd<4>[   85.777802] CPU: 0 PID: 2672 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3520 06:25:12.183619  <4>[   85.788625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3521 06:25:12.183673  <4>[   85.795417] Backtrace: 

 3522 06:25:12.183722  <4>[   85.798147] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3523 06:25:12.183771  <4>[   85.805987]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3524 06:25:12.183819  <4>[   85.811918] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3525 06:25:12.227399  <4>[   85.819504] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3526 06:25:12.227547  <4>[   85.826736]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 3527 06:25:12.227605  <4>[   85.834750] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3528 06:25:12.227653  <4>[   85.842498]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6244000

 3529 06:25:12.227700  <4>[   85.848428] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 3530 06:25:12.275395  <4>[   85.857656]  r9:c1ad5a30 r8:c15ebd0c r7:c6245f60 r6:00000016 r5:c633f000 r4:c6244000

 3531 06:25:12.275530  <4>[   85.865675] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 3532 06:25:12.275609  <4>[   85.875602] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8964>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3533 06:25:12.275668  <4>[   85.885960] [<c13c88e0>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3534 06:25:12.275718  <4>[   85.895357]  r4:0000002c

 3535 06:25:12.275766  <4>[   85.898159] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3536 06:25:12.319373  <4>[   85.906438] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3537 06:25:12.319499  <4>[   85.914622]  r9:c6245f60 r8:c30236c0 r7:00000016 r6:b6e6c000 r5:c601c640 r4:c0c57e4c

 3538 06:25:12.319557  <4>[   85.922641] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3539 06:25:12.319604  <4>[   85.930740]  r9:c07e1b5c r8:c6245f60 r7:c2815800 r6:b6e6c000 r5:c601c640 r4:00000000

 3540 06:25:12.319665  <4>[   85.938753] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3541 06:25:12.363412  <4>[   85.946156]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c6244000 r5:c601c640

 3542 06:25:12.363573  <4>[   85.954251]  r4:c601c640

 3543 06:25:12.363648  <4>[   85.957055] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3544 06:25:12.363697  <4>[   85.964459]  r9:c6244000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000016 r4:00000016

 3545 06:25:12.363743  <4>[   85.972473] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3546 06:25:12.363788  <4>[   85.980307] Exception stack(0xc6245fa8 to 0xc6245ff0)

 3547 06:25:12.363832  <4>[   85.985628] 5fa0:                   00000016 00000016 00000001 b6e6c000 00000016 00000000

 3548 06:25:12.407298  <4>[   85.994074] 5fc0: 00000016 00000016 b6fb3e00 00000004 00000001 00000000 00020000 befdfac4

 3549 06:25:12.407468  <4>[   86.002518] 5fe0: 00000004 befdf7f8 b6f1dd8f b6ea47e6

 3550 06:25:12.407541  tm: Overflow detected: saturated

 3551 06:25:12.407602  <4>[   86.007900] irq event stamp: 0

 3552 06:25:12.407668  

 3553 06:25:12.407722  # REFCOUNT_INC_OVERFLOW: missing<4>[   86.014109] hardirqs last  enabled at (0): [<00000000>] 0x0

 3554 06:25:12.407773   'call trace:': [FAIL]

 3555 06:25:12.407825  not ok 42<4>[   86.022836] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3556 06:25:12.455424   selftests: lkdtm: REFCOUNT_INC_O<4>[   86.033479] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3557 06:25:12.455607  VERFLOW.sh # exit=1

 3558 06:25:12.455678  # selftests:<4>[   86.044098] softirqs last disabled at (0): [<00000000>] 0x0

 3559 06:25:12.455729   lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 3560 06:25:12.455776  <4>[   86.052806] ---[ end trace 42e62c1453b9a1d1 ]---

 3561 06:25:12.455824  

 3562 06:25:12.455869  <6>[   86.060520] lkdtm: Overflow detected: saturated

 3563 06:25:12.527291  # [   85.693709] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3564 06:25:12.527445  # [   85.700483] lkdtm: attempting good refcount_add() without overflow

 3565 06:25:12.527520  # [   85.709966] lkdtm: attempting bad refcount_add() overflow

 3566 06:25:12.527580  # [   85.718480] ------------[ cut here ]------------

 3567 06:25:12.527638  # [   85.726330] WARNING: CPU: 0 PID: 2672 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3568 06:25:12.527692  # [   85.737859] refcount_t: saturated; leaking memory.

 3569 06:25:12.570368  # [   85.745884] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3570 06:25:12.570506  # [   85.777802] CPU: 0 PID: 2672 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3571 06:25:12.570569  # [   85.788625] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3572 06:25:12.570619  # [   85.795417] Backtrace: 

 3573 06:25:12.613494  # [   85.798147] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3574 06:25:12.613632  # [   85.805987]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3575 06:25:12.613710  # [   85.811918] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3576 06:25:12.613769  # [   85.819504] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3577 06:25:12.613827  # [   85.826736]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 3578 06:25:12.613883  # [   85.834750] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3579 06:25:12.656423  # [   85.842498]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6244000

 3580 06:25:12.656555  # [   85.848428] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 3581 06:25:12.656629  # [   85.857656]  r9:c1ad5a30 r8:c15ebd0c r7:c6245f60 r6:00000016 r5:c633f000 r4:c6244000

 3582 06:25:12.656679  # [   85.865675] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 3583 06:25:12.656726  # [   85.875602] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8964>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3584 06:25:12.699499  # [   85.885960] [<c13c88e0>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3585 06:25:12.699619  # [   85.895357]  r4:0000002c

 3586 06:25:12.699692  # [   85.898159] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3587 06:25:12.699754  # [   85.906438] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3588 06:25:12.699816  # [   85.914622]  r9:c6245f60 r8:c30236c0 r7:00000016 r6:b6e6c000 r5:c601c640 r4:c0c57e4c

 3589 06:25:12.699892  # [   85.922641] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3590 06:25:12.743345  # [   85.930740]  r9:c07e1b5c r8:c6245f60 r7:c2815800 r6:b6e6c000 r5:c601c640 r4:00000000

 3591 06:25:12.743476  # [   85.938753] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3592 06:25:12.743536  # [   85.946156]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c6244000 r5:c601c640

 3593 06:25:12.743587  # [   85.954251]  r4:c601c640

 3594 06:25:12.743634  # [   85.957055] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3595 06:25:12.743681  # [   85.964459]  r9:c6244000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000016 r4:00000016

 3596 06:25:12.787357  # [   85.972473] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3597 06:25:12.787501  # [   85.980307] Exception stack(0xc6245fa8 to 0xc6245ff0)

 3598 06:25:12.787575  # [   85.985628] 5fa0:                   00000016 00000016 00000001 b6e6c000 00000016 00000000

 3599 06:25:12.787624  # [   85.994074] 5fc0: 00000016 00000016 b6fb3e00 00000004 00000001 00000000 00020000 befdfac4

 3600 06:25:12.787698  # [   86.002518] 5fe0: 00000004 befdf7f8 b6f1dd8f b6ea47e6

 3601 06:25:12.787755  # [   86.007900] irq event stamp: 0

 3602 06:25:12.787818  # [   86.014109] hardirqs last  enabled at (0): [<00000000>] 0x0

 3603 06:25:12.831351  # [   86.022836] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3604 06:25:12.831482  # [   86.033479] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3605 06:25:12.831555  # [   86.044098] softirqs last disabled at (0): <6>[   86.469505] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3606 06:25:12.831605  [<00000000>] 0x0

 3607 06:25:12.831668  # [   86.052806<6>[   86.478095] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3608 06:25:12.831714  ] ---[ end trace 42e62c1453b9a1d1<4>[   86.487361] ------------[ cut here ]------------

 3609 06:25:12.831775   ]---

 3610 06:25:12.875367  # [   86.060520] lkdtm: Ov<4>[   86.495128] WARNING: CPU: 1 PID: 2707 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3611 06:25:12.875525  erflow detected: saturated

 3612 06:25:12.875591  # REF<4>[   86.506659] refcount_t: saturated; leaking memory.

 3613 06:25:12.919422  COUNT_ADD_OVERFLOW: missing 'call<4>[   86.514575] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3614 06:25:12.919577   trace:': [FAIL]

 3615 06:25:12.919657  not ok 43 selft<4>[   86.546557] CPU: 1 PID: 2707 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3616 06:25:12.919725  ests: lkdtm:< 4R>E[F C O U8N6T._557375] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3617 06:25:12.919788  DD_OVERFLOW.sh # <e4x>i[t = 1 

 3618 06:25:12.919848  8

 3619 06:25:12.919908  .566070] Backtrace: 

 3620 06:25:12.919968  # selftests: lkdtm: REFCOUNT_INC_<4>[   86.570873] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3621 06:25:12.920029  NOT_ZERO_OVERF<L4O>W[. s h 

 3622 06:25:12.920088  8

 3623 06:25:12.963389  6.581552]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3624 06:25:12.963535  <4>[   86.589385] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3625 06:25:12.963612  <4>[   86.596971] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3626 06:25:12.963691  <4>[   86.604201]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 3627 06:25:12.963737  <4>[   86.612214] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3628 06:25:12.963813  <4>[   86.619964]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c657a000

 3629 06:25:13.007374  <4>[   86.625895] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 3630 06:25:13.007499  <4>[   86.635124]  r9:c1ad5a48 r8:c15ebd0c r7:c657bf60 r6:0000001f r5:c5ce9000 r4:7fffffff

 3631 06:25:13.007556  <4>[   86.643143] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3632 06:25:13.007605  <4>[   86.653848] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c89d8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3633 06:25:13.007656  <4>[   86.665761]  r5:c5ce9000 r4:c657a000

 3634 06:25:13.051398  <4>[   86.669611] [<c13c8988>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3635 06:25:13.051612  <4>[   86.679788]  r4:0000002d

 3636 06:25:13.051683  <4>[   86.682591] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3637 06:25:13.051733  <4>[   86.690870] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3638 06:25:13.051809  <4>[   86.699056]  r9:c657bf60 r8:c30236c0 r7:0000001f r6:b6df3000 r5:c6010f00 r4:c0c57e4c

 3639 06:25:13.095381  <4>[   86.707075] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3640 06:25:13.095515  <4>[   86.715174]  r9:c07e1b5c r8:c657bf60 r7:c2815800 r6:b6df3000 r5:c6010f00 r4:00000000

 3641 06:25:13.095574  <4>[   86.723187] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3642 06:25:13.095622  <4>[   86.730591]  r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c657a000 r5:c6010f00

 3643 06:25:13.095669  <4>[   86.738684]  r4:c6010f00

 3644 06:25:13.095724  <4>[   86.741487] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3645 06:25:13.095778  <4>[   86.748891]  r9:c657a000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f

 3646 06:25:13.139375  <4>[   86.756906] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3647 06:25:13.139493  <4>[   86.764740] Exception stack(0xc657bfa8 to 0xc657bff0)

 3648 06:25:13.139553  <4>[   86.770061] bfa0:                   0000001f 0000001f 00000001 b6df3000 0000001f 00000000

 3649 06:25:13.139600  <4>[   86.778507] bfc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bed8eac4

 3650 06:25:13.139646  <4>[   86.786950] bfe0: 00000004 bed8e7f8 b6ea4d8f b6e2b7e6

 3651 06:25:13.139690  <4>[   86.792320] irq event stamp: 0

 3652 06:25:13.183408  <4>[   86.795653] hardirqs last  enabled at (0): [<00000000>] 0x0

 3653 06:25:13.183585  <4>[   86.801525] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3654 06:25:13.183649  <4>[   86.809298] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3655 06:25:13.183699  <4>[   86.817104] softirqs last disabled at (0): [<00000000>] 0x0

 3656 06:25:13.183751  <4>[   86.823004] ---[ end trace 42e62c1453b9a1d2 ]---

 3657 06:25:13.183802  <6>[   86.827922] lkdtm: Overflow detected: saturated

 3658 06:25:13.296564  # [   86.469505] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3659 06:25:13.296700  # [   86.478095] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3660 06:25:13.296764  # [   86.487361] ------------[ cut here ]------------

 3661 06:25:13.296812  # [   86.495128] WARNING: CPU: 1 PID: 2707 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3662 06:25:13.296856  # [   86.506659] refcount_t: saturated; leaking memory.

 3663 06:25:13.339454  # [   86.514575] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3664 06:25:13.339590  # [   86.546557] CPU: 1 PID: 2707 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3665 06:25:13.339663  # [   86.557375] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3666 06:25:13.339725  # [   86.566070] Backtrace: 

 3667 06:25:13.339789  # [   86.570873] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3668 06:25:13.383309  # [   86.581552]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3669 06:25:13.383405  # [   86.589385] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3670 06:25:13.383491  # [   86.596971] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3671 06:25:13.383590  # [   86.604201]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 3672 06:25:13.383665  # [   86.612214] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3673 06:25:13.383727  # [   86.619964]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c657a000

 3674 06:25:13.427352  # [   86.625895] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 3675 06:25:13.427485  # [   86.635124]  r9:c1ad5a48 r8:c15ebd0c r7:c657bf60 r6:0000001f r5:c5ce9000 r4:7fffffff

 3676 06:25:13.427544  # [   86.643143] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3677 06:25:13.427605  # [   86.653848] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c89d8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3678 06:25:13.427650  # [   86.665761]  r5:c5ce9000 r4:c657a000

 3679 06:25:13.471355  # [   86.669611] [<c13c8988>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3680 06:25:13.471482  # [   86.679788]  r4:0000002d

 3681 06:25:13.471560  # [   86.682591] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3682 06:25:13.471623  # [   86.690870] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3683 06:25:13.471684  # [   86.699056]  r9:c657bf60 r8:c30236c0 r7:0000001f r6:b6df3000 r5:c6010f00 r4:c0c57e4c

 3684 06:25:13.471730  # [   86.707075] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3685 06:25:13.515389  # [   86.715174]  r9:c07e1b5c r8:c657bf60 r7:c2815800 r6:b6df3000 r5:c6010f00 r4:00000000

 3686 06:25:13.515539  # [   86.723187] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3687 06:25:13.515617  # [   86.730591]  r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c657a000 r5:c6010f00

 3688 06:25:13.515665  # [   86.738684]  r4:c6010f00

 3689 06:25:13.515740  # [   86.741487] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3690 06:25:13.515785  # [   86.748891]  r9:c657a000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f

 3691 06:25:13.559435  # [   86.756906] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3692 06:25:13.559564  # [   86.764740] Exception stack(0xc657bfa8 to 0xc657bff0)

 3693 06:25:13.559643  # [   86.770061] bfa0:                   0000001f 0000001f 00000001 b6df3000 0000001f 00000000

 3694 06:25:13.559703  # [   86.778507] bfc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bed8eac4

 3695 06:25:13.559765  # [   86.786950] bfe0: 00000004 bed8e7f8 b6ea4d8f b6e2b7e6

 3696 06:25:13.559822  # [   86.792320] irq event stamp: 0

 3697 06:25:13.559883  # [   86.795653] hardirqs last  enabled at (0): [<00000000>] 0x0

 3698 06:25:13.607732  # [   86.801525] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3699 06:25:13.607863  # [   86.809298] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3700 06:25:13.607922  # [   86.817104] softirqs last disabled at (0): [<00000000>] 0x0

 3701 06:25:13.607971  # [   86.823004] ---[ end trace 42e62c1453b9a1d2 ]---

 3702 06:25:13.608019  # [   86.827922] lkdtm: Overflow detected: saturated

 3703 06:25:13.608080  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 3704 06:25:13.608129  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1

 3705 06:25:13.608178  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3706 06:25:13.653567  <6>[   87.279004] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3707 06:25:13.653686  <6>[   87.286168] lkdtm: attempting bad refcount_add_not_zero() overflow

 3708 06:25:13.653747  <4>[   87.292690] ------------[ cut here ]------------

 3709 06:25:13.653793  <4>[   87.297601] WARNING: CPU: 2 PID: 2742 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3710 06:25:13.653839  <4>[   87.306356] refcount_t: saturated; leaking memory.

 3711 06:25:13.696705  <4>[   87.311456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3712 06:25:13.696827  <4>[   87.340942] CPU: 2 PID: 2742 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3713 06:25:13.696886  <4>[   87.348955] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3714 06:25:13.696936  <4>[   87.355751] Backtrace: 

 3715 06:25:13.740009  <4>[   87.358487] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3716 06:25:13.740130  <4>[   87.366331]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3717 06:25:13.740195  <4>[   87.372269] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3718 06:25:13.740246  <4>[   87.379859] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3719 06:25:13.740294  <4>[   87.387092]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 3720 06:25:13.740341  <4>[   87.395111] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3721 06:25:13.740387  <4>[   87.402865]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c6006000

 3722 06:25:13.783335  <4>[   87.408799] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 3723 06:25:13.783451  <4>[   87.418031]  r9:c1ad5a68 r8:c15ebd0c r7:c6007f60 r6:0000001f r5:c61c1000 r4:7fffffff

 3724 06:25:13.783510  <4>[   87.426054] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3725 06:25:13.783563  <4>[   87.436765] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c8a60>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3726 06:25:13.783609  <4>[   87.448684]  r5:c61c1000 r4:c6006000

 3727 06:25:13.827371  <4>[   87.452537] [<c13c8a10>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3728 06:25:13.827499  <4>[   87.462718]  r4:0000002e

 3729 06:25:13.827573  <4>[   87.465525] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3730 06:25:13.827624  <4>[   87.473808] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3731 06:25:13.827705  <4>[   87.481997]  r9:c6007f60 r8:c30236c0 r7:0000001f r6:b6e8d000 r5:c474af00 r4:c0c57e4c

 3732 06:25:13.871361  <4>[   87.490021] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3733 06:25:13.871471  <4>[   87.498123]  r9:c07e1b5c r8:c6007f60 r7:c2815800 r6:b6e8d000 r5:c474af00 r4:00000000

 3734 06:25:13.871527  <4>[   87.506139] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3735 06:25:13.871574  <4>[   87.513546]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6006000 r5:c474af00

 3736 06:25:13.871618  <4>[   87.521642]  r4:c474af00

 3737 06:25:13.871690  <4>[   87.524450] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3738 06:25:13.915390  <4>[   87.531857]  r9:c6006000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000001f r4:0000001f

 3739 06:25:13.915504  <4>[   87.539876] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3740 06:25:13.915562  <4>[   87.547713] Exception stack(0xc6007fa8 to 0xc6007ff0)

 3741 06:25:13.915610  <4>[   87.553037] 7fa0:                   0000001f 0000001f 00000001 b6e8d000 0000001f 00000000

 3742 06:25:13.915655  <4>[   87.561488] 7fc0: 0000001f 0000001f b6fd4e00 00000004 00000001 00000000 00020000 beb4dac4

 3743 06:25:13.915698  <4>[   87.569933] 7fe0: 00000004 beb4d7f8 b6f3ed8f b6ec57e6

 3744 06:25:13.915740  <4>[   87.575338] irq event stamp: 0

 3745 06:25:13.961724  <4>[   87.578677] hardirqs last  enabled at (0): [<00000000>] 0x0

 3746 06:25:13.961854  <4>[   87.584570] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3747 06:25:13.961936  <4>[   87.592403] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3748 06:25:13.962008  <4>[   87.600180] softirqs last disabled at (0): [<00000000>] 0x0

 3749 06:25:13.962066  <4>[   87.606106] ---[ end trace 42e62c1453b9a1d3 ]---

 3750 06:25:13.962112  <6>[   87.611066] lkdtm: Overflow detected: saturated

 3751 06:25:14.254184  # [   87.279004] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3752 06:25:14.254329  # [   87.286168] lkdtm: attempting bad refcount_add_not_zero() overflow

 3753 06:25:14.254387  # [   87.292690] ------------[ cut here ]------------

 3754 06:25:14.254435  # [   87.297601] WARNING: CPU: 2 PID: 2742 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3755 06:25:14.254485  # [   87.306356] refcount_t: saturated; leaking memory.

 3756 06:25:14.297404  # [   87.311456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3757 06:25:14.297529  # [   87.340942] CPU: 2 PID: 2742 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3758 06:25:14.297589  # [   87.348955] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3759 06:25:14.297636  # [   87.355751] Backtrace: 

 3760 06:25:14.297682  # [   87.358487] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3761 06:25:14.340469  # [   87.366331]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3762 06:25:14.340635  # [   87.372269] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3763 06:25:14.340709  # [   87.379859] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3764 06:25:14.340755  # [   87.387092]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 3765 06:25:14.340800  # [   87.395111] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3766 06:25:14.340863  # [   87.402865]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c6006000

 3767 06:25:14.383918  # [   87.408799] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 3768 06:25:14.384040  # [   87.418031]  r9:c1ad5a68 r8:c15ebd0c r7:c6007f60 r6:0000001f r5:c61c1000 r4:7fffffff

 3769 06:25:14.384097  # [   87.426054] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3770 06:25:14.384159  # [   87.436765] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c8a60>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3771 06:25:14.384209  # [   87.448684]  r5:c61c1000 r4:c6006000

 3772 06:25:14.426508  # [   87.452537] [<c13c8a10>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3773 06:25:14.426644  # [   87.462718]  r4:0000002e

 3774 06:25:14.426704  # [   87.465525] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3775 06:25:14.426753  # [   87.473808] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3776 06:25:14.426799  # [   87.481997]  r9:c6007f60 r8:c30236c0 r7:0000001f r6:b6e8d000 r5:c474af00 r4:c0c57e4c

 3777 06:25:14.426844  # [   87.490021] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3778 06:25:14.469530  # [   87.498123]  r9:c07e1b5c r8:c6007f60 r7:c2815800 r6:b6e8d000 r5:c474af00 r4:00000000

 3779 06:25:14.469656  # [   87.506139] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3780 06:25:14.469718  # [   87.513546]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6006000 r5:c474af00

 3781 06:25:14.469766  # [   87.521642]  r4:c474af00

 3782 06:25:14.469811  # [   87.524450] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3783 06:25:14.469855  # [   87.531857]  r9:c6006000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000001f r4:0000001f

 3784 06:25:14.512487  # [   87.539876] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3785 06:25:14.512627  # [   87.547713] Exception stack(0xc6007fa8 to 0xc6007ff0)

 3786 06:25:14.512688  # [   87.553037] 7fa0:                   0000001f 0000001f 00000001 b6e8d000 0000001f 00000000

 3787 06:25:14.512736  # [   87.561488] 7fc0: 0000001f 0000001f b6fd4e00 00000004 00000001 00000000 00020000 beb4dac4

 3788 06:25:14.512780  # [   87.569933] 7fe0: 00000004 beb4d7f8 b6f3ed8f b6ec57e6

 3789 06:25:14.512824  # [   87.575338] irq event stamp: 0

 3790 06:25:14.512867  # [   87.578677] hardirqs last  enabled at (0): [<00000000>] 0x0

 3791 06:25:14.555723  # [   87.584570] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3792 06:25:14.555856  # [   87.592403] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3793 06:25:14.555914  # [   87.600180] softirqs last disabled at (0):<6>[   88.198268] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3794 06:25:14.555961   [<00000000>] 0x0

 3795 06:25:14.556007  # [   87.60610<6>[   88.205879] lkdtm: attempting good refcount_dec()

 3796 06:25:14.556054  6] ---[ end trace 42e62c1453b9a1d<6>[   88.213801] lkdtm: attempting bad refcount_dec() to zero

 3797 06:25:14.556100  3 ]---

 3798 06:25:14.598893  # [   87.611066] lkdtm: O<4>[   88.222143] ------------[ cut here ]------------

 3799 06:25:14.599017  verflow detected: saturated

 3800 06:25:14.599083  # RE<4>[   88.229852] WARNING: CPU: 1 PID: 2777 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3801 06:25:14.599135  FCOUNT_ADD_NOT_ZERO_OVERFLOW: mis<4>[   88.241428] refcount_t: decrement hit 0; leaking memory.

 3802 06:25:14.599183  sing 'call trace:': [FAIL]

 3803 06:25:14.642091  not o<4>[   88.249836] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3804 06:25:14.642219  k 45 selftests: lkdtm: REFCOUNT_A<4>[   88.281840] CPU: 1 PID: 2777 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3805 06:25:14.642285  DD_NOT_ZERO_<O4V>E[ R F L8O8W..2s2665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3806 06:25:14.642336  h # exit=1

 3807 06:25:14.642384  # sel<f4t>e[s t s :8 .301273] Backtrace: 

 3808 06:25:14.642429  lkdtm: REFCOUNT_DEC_ZERO.sh

 3809 06:25:14.685072  <4>[   88.306076] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3810 06:25:14.685239  <4>[   88.316411]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3811 06:25:14.685304  <4>[   88.322345] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3812 06:25:14.685356  <4>[   88.329930] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3813 06:25:14.685409  <4>[   88.337160]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 3814 06:25:14.685459  <4>[   88.345177] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3815 06:25:14.728225  <4>[   88.352926]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c619e000

 3816 06:25:14.728338  <4>[   88.358857] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 3817 06:25:14.728413  <4>[   88.368083]  r9:c1ad5a88 r8:c15ebd0c r7:c619ff60 r6:00000012 r5:c61c5000 r4:c619e000

 3818 06:25:14.728475  <4>[   88.376101] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 3819 06:25:14.728538  <4>[   88.386026] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8af4>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3820 06:25:14.771645  <4>[   88.396040] [<c13c8a98>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3821 06:25:14.771775  <4>[   88.405089]  r4:0000002f

 3822 06:25:14.771832  <4>[   88.407893] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3823 06:25:14.771881  <4>[   88.416173] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3824 06:25:14.771946  <4>[   88.424360]  r9:c619ff60 r8:c30236c0 r7:00000012 r6:b6dc6000 r5:c5c1dcc0 r4:c0c57e4c

 3825 06:25:14.772015  <4>[   88.432377] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3826 06:25:14.814875  <4>[   88.440475]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6dc6000 r5:c5c1dcc0 r4:00000000

 3827 06:25:14.814999  <4>[   88.448488] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3828 06:25:14.815075  <4>[   88.455892]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c619e000 r5:c5c1dcc0

 3829 06:25:14.815137  <4>[   88.463985]  r4:c5c1dcc0

 3830 06:25:14.815196  <4>[   88.466790] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3831 06:25:14.815253  <4>[   88.474195]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:00000012 r4:00000012

 3832 06:25:14.858147  <4>[   88.482211] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3833 06:25:14.858280  <4>[   88.490046] Exception stack(0xc619ffa8 to 0xc619fff0)

 3834 06:25:14.858339  <4>[   88.495366] ffa0:                   00000012 00000012 00000001 b6dc6000 00000012 00000000

 3835 06:25:14.858410  <4>[   88.503814] ffc0: 00000012 00000012 b6f0de00 00000004 00000001 00000000 00020000 be9d2ac4

 3836 06:25:14.858483  <4>[   88.512257] ffe0: 00000004 be9d27f8 b6e77d8f b6dfe7e6

 3837 06:25:14.858546  <4>[   88.517628] irq event stamp: 0

 3838 06:25:14.858594  <4>[   88.520982] hardirqs last  enabled at (0): [<00000000>] 0x0

 3839 06:25:14.901123  <4>[   88.526833] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3840 06:25:14.901277  <4>[   88.534648] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3841 06:25:14.901341  <4>[   88.542460] softirqs last disabled at (0): [<00000000>] 0x0

 3842 06:25:14.901391  <4>[   88.548311] ---[ end trace 42e62c1453b9a1d4 ]---

 3843 06:25:14.901443  <6>[   88.553236] lkdtm: Zero detected: saturated

 3844 06:25:15.024442  # [   88.198268] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3845 06:25:15.024576  # [   88.205879] lkdtm: attempting good refcount_dec()

 3846 06:25:15.024633  # [   88.213801] lkdtm: attempting bad refcount_dec() to zero

 3847 06:25:15.024683  # [   88.222143] ------------[ cut here ]------------

 3848 06:25:15.024733  # [   88.229852] WARNING: CPU: 1 PID: 2777 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3849 06:25:15.024778  # [   88.241428] refcount_t: decrement hit 0; leaking memory.

 3850 06:25:15.067406  # [   88.249836] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3851 06:25:15.067531  # [   88.281840] CPU: 1 PID: 2777 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3852 06:25:15.067589  # [   88.292665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3853 06:25:15.067636  # [   88.301273] Backtrace: 

 3854 06:25:15.067681  # [   88.306076] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3855 06:25:15.111372  # [   88.316411]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3856 06:25:15.111506  # [   88.322345] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3857 06:25:15.111564  # [   88.329930] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3858 06:25:15.111612  # [   88.337160]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 3859 06:25:15.111688  # [   88.345177] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3860 06:25:15.111748  # [   88.352926]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c619e000

 3861 06:25:15.155363  # [   88.358857] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 3862 06:25:15.155478  # [   88.368083]  r9:c1ad5a88 r8:c15ebd0c r7:c619ff60 r6:00000012 r5:c61c5000 r4:c619e000

 3863 06:25:15.155535  # [   88.376101] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 3864 06:25:15.155582  # [   88.386026] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8af4>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3865 06:25:15.155626  # [   88.396040] [<c13c8a98>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3866 06:25:15.199352  # [   88.405089]  r4:0000002f

 3867 06:25:15.199490  # [   88.407893] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3868 06:25:15.199591  # [   88.416173] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3869 06:25:15.199701  # [   88.424360]  r9:c619ff60 r8:c30236c0 r7:00000012 r6:b6dc6000 r5:c5c1dcc0 r4:c0c57e4c

 3870 06:25:15.199779  # [   88.432377] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3871 06:25:15.199824  # [   88.440475]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6dc6000 r5:c5c1dcc0 r4:00000000

 3872 06:25:15.243365  # [   88.448488] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3873 06:25:15.243482  # [   88.455892]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c619e000 r5:c5c1dcc0

 3874 06:25:15.243540  # [   88.463985]  r4:c5c1dcc0

 3875 06:25:15.243586  # [   88.466790] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3876 06:25:15.243631  # [   88.474195]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:00000012 r4:00000012

 3877 06:25:15.243675  # [   88.482211] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3878 06:25:15.287326  # [   88.490046] Exception stack(0xc619ffa8 to 0xc619fff0)

 3879 06:25:15.287491  # [   88.495366] ffa0:                   00000012 00000012 00000001 b6dc6000 00000012 00000000

 3880 06:25:15.287553  # [   88.503814] ffc0: 00000012 00000012 b6f0de00 00000004 00000001 00000000 00020000 be9d2ac4

 3881 06:25:15.287601  # [   88.512257] ffe0: 00000004 be9d27f8 b6e77d8f b6dfe7e6

 3882 06:25:15.287645  # [   88.517628] irq event stamp: 0

 3883 06:25:15.287689  # [   88.520982] hardirqs last  enabled at (0): [<00000000>] 0x0

 3884 06:25:15.287732  # [   88.526833] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3885 06:25:15.331426  # [   88.534648] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3886 06:25:15.331547  # [   88.542460] softirqs last disabled at (0): [<00000000>] 0x0

 3887 06:25:15.331604  # [   88.548311] ---[ end trace 42e62c1453b9a1d4 ]---

 3888 06:25:15.331652  # [   88.553236] lkdtm: Zero detected: sat<6>[   88.968871] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3889 06:25:15.331703  urated

 3890 06:25:15.331751  # REFCOUNT_DEC_ZERO: miss<6>[   88.977377] lkdtm: attempting bad refcount_dec() below zero

 3891 06:25:15.331795  ing 'call trace:': [FAIL]

 3892 06:25:15.331838  not ok<4>[   88.986111] ------------[ cut here ]------------

 3893 06:25:15.375354   46 selftests: lkdtm: REFCOUNT_DE<4>[   88.993875] WARNING: CPU: 0 PID: 2815 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3894 06:25:15.375499  C_ZERO.sh # exit=1

 3895 06:25:15.375556  # selftests: <4>[   89.005442] refcount_t: decrement hit 0; leaking memory.

 3896 06:25:15.375603  lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3897 06:25:15.419363  <4>[   89.013904] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3898 06:25:15.419499  <4>[   89.045863] CPU: 0 PID: 2815 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3899 06:25:15.419566  <4>[   89.053875] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3900 06:25:15.419619  <4>[   89.060667] Backtrace: 

 3901 06:25:15.419670  <4>[   89.063396] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3902 06:25:15.419721  <4>[   89.071235]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3903 06:25:15.463350  <4>[   89.077168] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3904 06:25:15.463483  <4>[   89.084754] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3905 06:25:15.463544  <4>[   89.091985]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 3906 06:25:15.463594  <4>[   89.100000] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3907 06:25:15.463641  <4>[   89.107749]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c6078000

 3908 06:25:15.463688  <4>[   89.113680] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 3909 06:25:15.507348  <4>[   89.122906]  r9:c1ad5a9c r8:c15ebd0c r7:c6079f60 r6:00000016 r5:00000000 r4:c6078000

 3910 06:25:15.507476  <4>[   89.130924] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 3911 06:25:15.507538  <4>[   89.140848] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8bb8>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3912 06:25:15.507586  <4>[   89.151211] [<c13c8b70>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3913 06:25:15.507631  <4>[   89.160608]  r5:c61c3000 r4:00000030

 3914 06:25:15.551473  <4>[   89.164454] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3915 06:25:15.551614  <4>[   89.172732] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3916 06:25:15.551688  <4>[   89.180919]  r9:c6079f60 r8:c30236c0 r7:00000016 r6:b6ddd000 r5:c623f400 r4:c0c57e4c

 3917 06:25:15.551746  <4>[   89.188939] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3918 06:25:15.551795  <4>[   89.197039]  r9:c07e1b5c r8:c6079f60 r7:c2815800 r6:b6ddd000 r5:c623f400 r4:00000000

 3919 06:25:15.595441  <4>[   89.205052] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3920 06:25:15.595566  <4>[   89.212456]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c6078000 r5:c623f400

 3921 06:25:15.595631  <4>[   89.220549]  r4:c623f400

 3922 06:25:15.595685  <4>[   89.223353] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3923 06:25:15.595738  <4>[   89.230758]  r9:c6078000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000016 r4:00000016

 3924 06:25:15.595789  <4>[   89.238773] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3925 06:25:15.595840  <4>[   89.246607] Exception stack(0xc6079fa8 to 0xc6079ff0)

 3926 06:25:15.639405  <4>[   89.251929] 9fa0:                   00000016 00000016 00000001 b6ddd000 00000016 00000000

 3927 06:25:15.639529  <4>[   89.260375] 9fc0: 00000016 00000016 b6f24e00 00000004 00000001 00000000 00020000 beb3dac4

 3928 06:25:15.639589  <4>[   89.268818] 9fe0: 00000004 beb3d7f8 b6e8ed8f b6e157e6

 3929 06:25:15.639639  <4>[   89.274176] irq event stamp: 0

 3930 06:25:15.639687  <4>[   89.277509] hardirqs last  enabled at (0): [<00000000>] 0x0

 3931 06:25:15.639735  <4>[   89.283384] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3932 06:25:15.683398  <4>[   89.291178] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3933 06:25:15.683523  <4>[   89.298934] softirqs last disabled at (0): [<00000000>] 0x0

 3934 06:25:15.683585  <4>[   89.304825] ---[ end trace 42e62c1453b9a1d5 ]---

 3935 06:25:15.683637  <6>[   89.309722] lkdtm: Negative detected: saturated

 3936 06:25:15.792374  # [   88.968871] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3937 06:25:15.792510  # [   88.977377] lkdtm: attempting bad refcount_dec() below zero

 3938 06:25:15.792591  # [   88.986111] ------------[ cut here ]------------

 3939 06:25:15.792641  # [   88.993875] WARNING: CPU: 0 PID: 2815 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3940 06:25:15.792690  # [   89.005442] refcount_t: decrement hit 0; leaking memory.

 3941 06:25:15.835700  # [   89.013904] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3942 06:25:15.835826  # [   89.045863] CPU: 0 PID: 2815 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3943 06:25:15.835883  # [   89.053875] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3944 06:25:15.835931  # [   89.060667] Backtrace: 

 3945 06:25:15.835975  # [   89.063396] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3946 06:25:15.879357  # [   89.071235]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3947 06:25:15.879485  # [   89.077168] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3948 06:25:15.879559  # [   89.084754] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3949 06:25:15.879614  # [   89.091985]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 3950 06:25:15.879669  # [   89.100000] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3951 06:25:15.879721  # [   89.107749]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c6078000

 3952 06:25:15.923357  # [   89.113680] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 3953 06:25:15.923530  # [   89.122906]  r9:c1ad5a9c r8:c15ebd0c r7:c6079f60 r6:00000016 r5:00000000 r4:c6078000

 3954 06:25:15.923606  # [   89.130924] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 3955 06:25:15.923677  # [   89.140848] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8bb8>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3956 06:25:15.967447  # [   89.151211] [<c13c8b70>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 3957 06:25:15.967579  # [   89.160608]  r5:c61c3000 r4:00000030

 3958 06:25:15.967660  # [   89.164454] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 3959 06:25:15.967711  # [   89.172732] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 3960 06:25:15.967758  # [   89.180919]  r9:c6079f60 r8:c30236c0 r7:00000016 r6:b6ddd000 r5:c623f400 r4:c0c57e4c

 3961 06:25:15.967805  # [   89.188939] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 3962 06:25:16.011331  # [   89.197039]  r9:c07e1b5c r8:c6079f60 r7:c2815800 r6:b6ddd000 r5:c623f400 r4:00000000

 3963 06:25:16.011492  # [   89.205052] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 3964 06:25:16.011577  # [   89.212456]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c6078000 r5:c623f400

 3965 06:25:16.011629  # [   89.220549]  r4:c623f400

 3966 06:25:16.011678  # [   89.223353] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 3967 06:25:16.011727  # [   89.230758]  r9:c6078000 r8:c03002e4 r7:00000004 r6:b6f24e00 r5:00000016 r4:00000016

 3968 06:25:16.011781  # [   89.238773] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3969 06:25:16.055332  # [   89.246607] Exception stack(0xc6079fa8 to 0xc6079ff0)

 3970 06:25:16.055452  # [   89.251929] 9fa0:                   00000016 00000016 00000001 b6ddd000 00000016 00000000

 3971 06:25:16.055511  # [   89.260375] 9fc0: 00000016 00000016 b6f24e00 00000004 00000001 00000000 00020000 beb3dac4

 3972 06:25:16.055567  # [   89.268818] 9fe0: 00000004 beb3d7f8 b6e8ed8f b6e157e6

 3973 06:25:16.055619  # [   89.274176] irq event stamp: 0

 3974 06:25:16.055664  # [   89.277509] hardirqs last  enabled at (0): [<00000000>] 0x0

 3975 06:25:16.055710  # [   89.283384] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3976 06:25:16.099349  # [   89.291178] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3977 06:25:16.099629  # [   89.298934] softirqs last disabled at (0): [<00000000>] 0x0

 3978 06:25:16.099775  # [   89.304825] ---[ end trace 42e62c1453b9a1d5 ]---

 3979 06:25:16.099889  # [   89.309722] lkdtm: Negative detected: saturated

 3980 06:25:16.099997  # REFCOUNT_DEC_NEGATIV<6>[   89.742540] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 3981 06:25:16.100117  E: saw 'Negative detected: satura<6>[   89.751694] lkdtm: attempting bad refcount_dec_and_test() below zero

 3982 06:25:16.100205  ted': ok

 3983 06:25:16.143332  ok 47 selftests: lkdtm:<4>[   89.761134] ------------[ cut here ]------------

 3984 06:25:16.143583   REFCOUNT_DEC_NEGATIVE.sh

 3985 06:25:16.143724  # self<4>[   89.768825] WARNING: CPU: 3 PID: 2851 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 3986 06:25:16.143815  tests: lkdtm: REFCOUNT_DEC_AND_TE<4>[   89.780554] refcount_t: underflow; use-after-free.

 3987 06:25:16.143920  ST_NEGATIVE.sh

 3988 06:25:16.187378  <4>[   89.788414] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 3989 06:25:16.187541  <4>[   89.818899] CPU: 3 PID: 2851 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 3990 06:25:16.187622  <4>[   89.826909] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3991 06:25:16.187684  <4>[   89.833701] Backtrace: 

 3992 06:25:16.187745  <4>[   89.836432] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 3993 06:25:16.231338  <4>[   89.844270]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 3994 06:25:16.231460  <4>[   89.850202] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 3995 06:25:16.231532  <4>[   89.857786] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3996 06:25:16.231591  <4>[   89.865017]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 3997 06:25:16.231639  <4>[   89.873032] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 3998 06:25:16.231686  <4>[   89.880781]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c4690000

 3999 06:25:16.275359  <4>[   89.886713] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4000 06:25:16.275490  <4>[   89.896027]  r9:c1ad5ab4 r8:c15ebd0c r7:c4691f60 r6:0000001f r5:00000000 r4:c4690000

 4001 06:25:16.275550  <4>[   89.904045] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4002 06:25:16.275602  <4>[   89.914755] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c8c30>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4003 06:25:16.319357  <4>[   89.926677] [<c13c8be0>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4004 06:25:16.319501  <4>[   89.936855]  r5:c6518000 r4:00000031

 4005 06:25:16.319574  <4>[   89.940701] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4006 06:25:16.319627  <4>[   89.948979] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4007 06:25:16.319689  <4>[   89.957165]  r9:c4691f60 r8:c30236c0 r7:0000001f r6:b6e35000 r5:c5b43400 r4:c0c57e4c

 4008 06:25:16.319746  <4>[   89.965184] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4009 06:25:16.363439  <4>[   89.973283]  r9:c07e1b5c r8:c4691f60 r7:c2815800 r6:b6e35000 r5:c5b43400 r4:00000000

 4010 06:25:16.363581  <4>[   89.981297] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4011 06:25:16.363657  <4>[   89.988700]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c4690000 r5:c5b43400

 4012 06:25:16.363719  <4>[   89.996793]  r4:c5b43400

 4013 06:25:16.363778  <4>[   89.999598] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4014 06:25:16.363829  <4>[   90.007001]  r9:c4690000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000001f r4:0000001f

 4015 06:25:16.407353  <4>[   90.015016] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4016 06:25:16.407498  <4>[   90.022853] Exception stack(0xc4691fa8 to 0xc4691ff0)

 4017 06:25:16.407570  <4>[   90.028174] 1fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000000

 4018 06:25:16.407626  <4>[   90.036622] 1fc0: 0000001f 0000001f b6f7ce00 00000004 00000001 00000000 00020000 beaf1ac4

 4019 06:25:16.407678  <4>[   90.045066] 1fe0: 00000004 beaf17f8 b6ee6d8f b6e6d7e6

 4020 06:25:16.407728  <4>[   90.050452] irq event stamp: 0

 4021 06:25:16.407778  <4>[   90.053810] hardirqs last  enabled at (0): [<00000000>] 0x0

 4022 06:25:16.451441  <4>[   90.059664] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4023 06:25:16.451570  <4>[   90.067462] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4024 06:25:16.451645  <4>[   90.075294] softirqs last disabled at (0): [<00000000>] 0x0

 4025 06:25:16.451693  <4>[   90.081185] ---[ end trace 42e62c1453b9a1d6 ]---

 4026 06:25:16.451770  <6>[   90.086079] lkdtm: Negative detected: saturated

 4027 06:25:16.557265  # [   89.742540] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4028 06:25:16.557407  # [   89.751694] lkdtm: attempting bad refcount_dec_and_test() below zero

 4029 06:25:16.557484  # [   89.761134] ------------[ cut here ]------------

 4030 06:25:16.557545  # [   89.768825] WARNING: CPU: 3 PID: 2851 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4031 06:25:16.557605  # [   89.780554] refcount_t: underflow; use-after-free.

 4032 06:25:16.600296  # [   89.788414] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4033 06:25:16.600440  # [   89.818899] CPU: 3 PID: 2851 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4034 06:25:16.600509  # [   89.826909] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4035 06:25:16.600565  # [   89.833701] Backtrace: 

 4036 06:25:16.600619  # [   89.836432] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4037 06:25:16.643410  # [   89.844270]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4038 06:25:16.643558  # [   89.850202] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4039 06:25:16.643642  # [   89.857786] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4040 06:25:16.643707  # [   89.865017]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4041 06:25:16.643769  # [   89.873032] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4042 06:25:16.643828  # [   89.880781]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c4690000

 4043 06:25:16.687437  # [   89.886713] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4044 06:25:16.687573  # [   89.896027]  r9:c1ad5ab4 r8:c15ebd0c r7:c4691f60 r6:0000001f r5:00000000 r4:c4690000

 4045 06:25:16.687649  # [   89.904045] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4046 06:25:16.687697  # [   89.914755] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c8c30>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4047 06:25:16.731397  # [   89.926677] [<c13c8be0>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4048 06:25:16.731551  # [   89.936855]  r5:c6518000 r4:00000031

 4049 06:25:16.731629  # [   89.940701] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4050 06:25:16.731709  # [   89.948979] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4051 06:25:16.731756  # [   89.957165]  r9:c4691f60 r8:c30236c0 r7:0000001f r6:b6e35000 r5:c5b43400 r4:c0c57e4c

 4052 06:25:16.731831  # [   89.965184] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4053 06:25:16.775435  # [   89.973283]  r9:c07e1b5c r8:c4691f60 r7:c2815800 r6:b6e35000 r5:c5b43400 r4:00000000

 4054 06:25:16.775578  # [   89.981297] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4055 06:25:16.775647  # [   89.988700]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c4690000 r5:c5b43400

 4056 06:25:16.775704  # [   89.996793]  r4:c5b43400

 4057 06:25:16.775769  # [   89.999598] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4058 06:25:16.775827  # [   90.007001]  r9:c4690000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000001f r4:0000001f

 4059 06:25:16.819415  # [   90.015016] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4060 06:25:16.819559  # [   90.022853] Exception stack(0xc4691fa8 to 0xc4691ff0)

 4061 06:25:16.819641  # [   90.028174] 1fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000000

 4062 06:25:16.819706  # [   90.036622] 1fc0: 0000001f 0000001f b6f7ce00 00000004 00000001 00000000 00020000 beaf1ac4

 4063 06:25:16.819766  # [   90.045066] 1fe0: 00000004 beaf17f8 b6ee6d8f b6e6d7e6

 4064 06:25:16.819826  # [   90.050452] irq event stamp: 0

 4065 06:25:16.819888  # [   90.053810] hardirqs last  enabled at (0): [<00000000>] 0x0

 4066 06:25:16.863398  # [   90.059664] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4067 06:25:16.863537  # [   90.067462] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4068 06:25:16.863602  # [   90.075294] softirqs last disabled at (0): [<00000000>] 0x0

 4069 06:25:16.863656  # [   90.081185] ---[ end trace 42e62c1453b9a1d6 ]---

 4070 06:25:16.863708  # [   90.086079] lkdtm: Negative detected: saturated

 4071 06:25:16.863757  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4072 06:25:16.863807  ok 48<6>[   90.517781] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4073 06:25:16.907405   selftests: lkdtm: REFCOUNT_DEC_A<6>[   90.525519] lkdtm: attempting bad refcount_sub_and_test() below zero

 4074 06:25:16.907536  ND_TEST_NEGATIVE.sh

 4075 06:25:16.907611  # selftests:<4>[   90.535050] ------------[ cut here ]------------

 4076 06:25:16.907660   lkdtm: REFCOUNT_SUB_AND_TEST_NEG<4>[   90.542769] WARNING: CPU: 1 PID: 2887 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4077 06:25:16.907719  ATIVE.sh

 4078 06:25:16.907765  <4>[   90.554374] refcount_t: underflow; use-after-free.

 4079 06:25:16.951422  <4>[   90.560263] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4080 06:25:16.951571  <4>[   90.589689] CPU: 1 PID: 2887 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4081 06:25:16.951643  <4>[   90.597699] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4082 06:25:16.951701  <4>[   90.604493] Backtrace: 

 4083 06:25:16.995348  <4>[   90.607223] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4084 06:25:16.995499  <4>[   90.615062]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4085 06:25:16.995585  <4>[   90.620992] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4086 06:25:16.995656  <4>[   90.628578] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4087 06:25:16.995715  <4>[   90.635810]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4088 06:25:16.995773  <4>[   90.643824] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4089 06:25:16.995830  <4>[   90.651574]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c62e2000

 4090 06:25:17.039399  <4>[   90.657508] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4091 06:25:17.039533  <4>[   90.666823]  r9:c1ad5ad4 r8:c15ebd0c r7:c62e3f60 r6:0000001f r5:c61c5000 r4:c62e2000

 4092 06:25:17.039607  <4>[   90.674841] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4093 06:25:17.039658  <4>[   90.685554] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c8cbc>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4094 06:25:17.083421  <4>[   90.697476] [<c13c8c6c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4095 06:25:17.083563  <4>[   90.707654]  r4:00000032

 4096 06:25:17.083630  <4>[   90.710457] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4097 06:25:17.083688  <4>[   90.718735] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4098 06:25:17.083753  <4>[   90.726921]  r9:c62e3f60 r8:c30236c0 r7:0000001f r6:b6e7e000 r5:c58ecb40 r4:c0c57e4c

 4099 06:25:17.083811  <4>[   90.734941] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4100 06:25:17.127388  <4>[   90.743040]  r9:c07e1b5c r8:c62e3f60 r7:c2815800 r6:b6e7e000 r5:c58ecb40 r4:00000000

 4101 06:25:17.127582  <4>[   90.751051] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4102 06:25:17.127738  <4>[   90.758457]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c62e2000 r5:c58ecb40

 4103 06:25:17.127841  <4>[   90.766550]  r4:c58ecb40

 4104 06:25:17.127944  <4>[   90.769354] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4105 06:25:17.128036  <4>[   90.776758]  r9:c62e2000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:0000001f r4:0000001f

 4106 06:25:17.171397  <4>[   90.784773] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4107 06:25:17.171564  <4>[   90.792608] Exception stack(0xc62e3fa8 to 0xc62e3ff0)

 4108 06:25:17.171636  <4>[   90.797929] 3fa0:                   0000001f 0000001f 00000001 b6e7e000 0000001f 00000000

 4109 06:25:17.171688  <4>[   90.806376] 3fc0: 0000001f 0000001f b6fc5e00 00000004 00000001 00000000 00020000 bee7fac4

 4110 06:25:17.171739  <4>[   90.814819] 3fe0: 00000004 bee7f7f8 b6f2fd8f b6eb67e6

 4111 06:25:17.171793  <4>[   90.820189] irq event stamp: 0

 4112 06:25:17.171845  <4>[   90.823544] hardirqs last  enabled at (0): [<00000000>] 0x0

 4113 06:25:17.215405  <4>[   90.829395] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4114 06:25:17.215549  <4>[   90.837199] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4115 06:25:17.215612  <4>[   90.844997] softirqs last disabled at (0): [<00000000>] 0x0

 4116 06:25:17.215662  <4>[   90.850888] ---[ end trace 42e62c1453b9a1d7 ]---

 4117 06:25:17.215710  <6>[   90.855792] lkdtm: Negative detected: saturated

 4118 06:25:17.328276  # [   90.517781] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4119 06:25:17.328405  # [   90.525519] lkdtm: attempting bad refcount_sub_and_test() below zero

 4120 06:25:17.328463  # [   90.535050] ------------[ cut here ]------------

 4121 06:25:17.328511  # [   90.542769] WARNING: CPU: 1 PID: 2887 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4122 06:25:17.328558  # [   90.554374] refcount_t: underflow; use-after-free.

 4123 06:25:17.371507  # [   90.560263] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4124 06:25:17.371639  # [   90.589689] CPU: 1 PID: 2887 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4125 06:25:17.371698  # [   90.597699] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4126 06:25:17.371746  # [   90.604493] Backtrace: 

 4127 06:25:17.371791  # [   90.607223] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4128 06:25:17.415469  # [   90.615062]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4129 06:25:17.415594  # [   90.620992] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4130 06:25:17.415652  # [   90.628578] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4131 06:25:17.415715  # [   90.635810]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4132 06:25:17.415773  # [   90.643824] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4133 06:25:17.415817  # [   90.651574]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c62e2000

 4134 06:25:17.459433  # [   90.657508] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4135 06:25:17.459578  # [   90.666823]  r9:c1ad5ad4 r8:c15ebd0c r7:c62e3f60 r6:0000001f r5:c61c5000 r4:c62e2000

 4136 06:25:17.459638  # [   90.674841] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4137 06:25:17.459687  # [   90.685554] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c8cbc>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4138 06:25:17.503357  # [   90.697476] [<c13c8c6c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4139 06:25:17.503511  # [   90.707654]  r4:00000032

 4140 06:25:17.503591  # [   90.710457] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4141 06:25:17.503661  # [   90.718735] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4142 06:25:17.503714  # [   90.726921]  r9:c62e3f60 r8:c30236c0 r7:0000001f r6:b6e7e000 r5:c58ecb40 r4:c0c57e4c

 4143 06:25:17.503772  # [   90.734941] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4144 06:25:17.547423  # [   90.743040]  r9:c07e1b5c r8:c62e3f60 r7:c2815800 r6:b6e7e000 r5:c58ecb40 r4:00000000

 4145 06:25:17.547560  # [   90.751051] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4146 06:25:17.547625  # [   90.758457]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c62e2000 r5:c58ecb40

 4147 06:25:17.547677  # [   90.766550]  r4:c58ecb40

 4148 06:25:17.547727  # [   90.769354] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4149 06:25:17.547776  # [   90.776758]  r9:c62e2000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:0000001f r4:0000001f

 4150 06:25:17.591415  # [   90.784773] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4151 06:25:17.591550  # [   90.792608] Exception stack(0xc62e3fa8 to 0xc62e3ff0)

 4152 06:25:17.591613  # [   90.797929] 3fa0:                   0000001f 0000001f 00000001 b6e7e000 0000001f 00000000

 4153 06:25:17.591674  # [   90.806376] 3fc0: 0000001f 0000001f b6fc5e00 00000004 00000001 00000000 00020000 bee7fac4

 4154 06:25:17.591734  # [   90.814819] 3fe0: 00000004 bee7f7f8 b6f2fd8f b6eb67e6

 4155 06:25:17.591781  # [   90.820189] irq event stamp: 0

 4156 06:25:17.591844  # [   90.823544] hardirqs last  enabled at (0): [<00000000>] 0x0

 4157 06:25:17.635434  # [   90.829395] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4158 06:25:17.635566  # [   90.837199] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4159 06:25:17.635625  # [   90.844997] softirqs last disabled at (0): [<00000000>] 0x0

 4160 06:25:17.635674  # [   90.850888] ---[ end trace 42e62c1453b9a1d7 ]---

 4161 06:25:17.635721  # [   90.855792] lkdtm<6>[   91.278618] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4162 06:25:17.635768  : Negative detected: saturated

 4163 06:25:17.635813  #<6>[   91.285036] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4164 06:25:17.679419   REFCOUNT_SUB_AND_TEST_NEGATIVE: <6>[   91.294413] lkdtm: Good: zero detected

 4165 06:25:17.679543  saw 'Negative detected: saturated<6>[   91.301297] lkdtm: Correctly stayed at zero

 4166 06:25:17.679608  ': ok

 4167 06:25:17.679666  ok 49 selft<e6s>t[s :   l91.308544] lkdtm: attempting bad refcount_inc() from zero

 4168 06:25:17.679721  dtm: REFCOUNT_SUB_AND_TEST_NEGATI<4>[   91.316496] ------------[ cut here ]------------

 4169 06:25:17.679774  VE.sh

 4170 06:25:17.679827  # selftests: lkdtm: REFCOU<4>[   91.324260] WARNING: CPU: 1 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4171 06:25:17.679882  NT_INC_ZERO.sh

 4172 06:25:17.723454  <4>[   91.335887] refcount_t: addition on 0; use-after-free.

 4173 06:25:17.723574  <4>[   91.342671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4174 06:25:17.723651  <4>[   91.372152] CPU: 1 PID: 2920 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4175 06:25:17.767413  <4>[   91.380166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4176 06:25:17.767551  <4>[   91.386962] Backtrace: 

 4177 06:25:17.767615  <4>[   91.389697] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4178 06:25:17.767667  <4>[   91.397543]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4179 06:25:17.767716  <4>[   91.403479] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4180 06:25:17.767764  <4>[   91.411067] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4181 06:25:17.767810  <4>[   91.418304]  r9:00000009 r8:c0875510 r7:00000019 r6:00000009 r5:c0875510 r4:c1a29b54

 4182 06:25:17.811393  <4>[   91.426322] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4183 06:25:17.811501  <4>[   91.434075]  r7:00000019 r6:c1a29b54 r5:c1a29b64 r4:c65b6000

 4184 06:25:17.811563  <4>[   91.440009] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875510>] (refcount_warn_saturate+0x108/0x174)

 4185 06:25:17.811617  <4>[   91.449326]  r9:c1ad5af4 r8:c15ebd0c r7:c65b7f60 r6:00000012 r5:00000000 r4:c65b6000

 4186 06:25:17.811680  <4>[   91.457348] [<c0875408>] (refcount_warn_saturate) from [<c0c58b00>] (__refcount_add.constprop.0+0x54/0x58)

 4187 06:25:17.855352  <4>[   91.467283] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8da0>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4188 06:25:17.855456  <4>[   91.477299] [<c13c8cf8>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4189 06:25:17.855514  <4>[   91.486353]  r5:c5ce9000 r4:00000033

 4190 06:25:17.855561  <4>[   91.490201] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4191 06:25:17.855606  <4>[   91.498486] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4192 06:25:17.855651  <4>[   91.506676]  r9:c65b7f60 r8:c30236c0 r7:00000012 r6:b6ddb000 r5:c5934280 r4:c0c57e4c

 4193 06:25:17.899414  <4>[   91.514699] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4194 06:25:17.899545  <4>[   91.522801]  r9:c07e1b5c r8:c65b7f60 r7:c2815800 r6:b6ddb000 r5:c5934280 r4:00000000

 4195 06:25:17.899606  <4>[   91.530818] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4196 06:25:17.899657  <4>[   91.538225]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c65b6000 r5:c5934280

 4197 06:25:17.899707  <4>[   91.546322]  r4:c5934280

 4198 06:25:17.899758  <4>[   91.549129] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4199 06:25:17.943376  <4>[   91.556536]  r9:c65b6000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000012 r4:00000012

 4200 06:25:17.943501  <4>[   91.564556] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4201 06:25:17.943560  <4>[   91.572393] Exception stack(0xc65b7fa8 to 0xc65b7ff0)

 4202 06:25:17.943610  <4>[   91.577717] 7fa0:                   00000012 00000012 00000001 b6ddb000 00000012 00000000

 4203 06:25:17.943657  <4>[   91.586167] 7fc0: 00000012 00000012 b6f22e00 00000004 00000001 00000000 00020000 beed2ac4

 4204 06:25:17.943703  <4>[   91.594613] 7fe0: 00000004 beed27f8 b6e8cd8f b6e137e6

 4205 06:25:17.987396  <4>[   91.600000] irq event stamp: 0

 4206 06:25:17.987534  <4>[   91.603364] hardirqs last  enabled at (0): [<00000000>] 0x0

 4207 06:25:17.987596  <4>[   91.609221] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4208 06:25:17.987646  <4>[   91.617031] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4209 06:25:17.987692  <4>[   91.624842] softirqs last disabled at (0): [<00000000>] 0x0

 4210 06:25:17.987739  <4>[   91.630693] ---[ end trace 42e62c1453b9a1d8 ]---

 4211 06:25:17.987785  <6>[   91.635616] lkdtm: Zero detected: saturated

 4212 06:25:18.125707  # [   91.278618] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4213 06:25:18.125834  # [   91.285036] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4214 06:25:18.125908  # [   91.294413] lkdtm: Good: zero detected

 4215 06:25:18.125987  # [   91.301297] lkdtm: Correctly stayed at zero

 4216 06:25:18.126033  # [   91.308544] lkdtm: attempting bad refcount_inc() from zero

 4217 06:25:18.126109  # [   91.316496] ------------[ cut here ]------------

 4218 06:25:18.126167  # [   91.324260] WARNING: CPU: 1 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4219 06:25:18.126235  # [   91.335887] refcount_t: addition on 0; use-after-free.

 4220 06:25:18.169049  # [   91.342671] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4221 06:25:18.169146  # [   91.372152] CPU: 1 PID: 2920 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4222 06:25:18.169219  # [   91.380166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4223 06:25:18.211829  # [   91.386962] Backtrace: 

 4224 06:25:18.211925  # [   91.389697] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4225 06:25:18.211994  # [   91.397543]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4226 06:25:18.212043  # [   91.403479] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4227 06:25:18.212100  # [   91.411067] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4228 06:25:18.212151  # [   91.418304]  r9:00000009 r8:c0875510 r7:00000019 r6:00000009 r5:c0875510 r4:c1a29b54

 4229 06:25:18.255369  # [   91.426322] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4230 06:25:18.255457  # [   91.434075]  r7:00000019 r6:c1a29b54 r5:c1a29b64 r4:c65b6000

 4231 06:25:18.255521  # [   91.440009] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875510>] (refcount_warn_saturate+0x108/0x174)

 4232 06:25:18.255578  # [   91.449326]  r9:c1ad5af4 r8:c15ebd0c r7:c65b7f60 r6:00000012 r5:00000000 r4:c65b6000

 4233 06:25:18.255631  # [   91.457348] [<c0875408>] (refcount_warn_saturate) from [<c0c58b00>] (__refcount_add.constprop.0+0x54/0x58)

 4234 06:25:18.299454  # [   91.467283] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8da0>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4235 06:25:18.299605  # [   91.477299] [<c13c8cf8>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4236 06:25:18.299676  # [   91.486353]  r5:c5ce9000 r4:00000033

 4237 06:25:18.299729  # [   91.490201] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4238 06:25:18.299778  # [   91.498486] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4239 06:25:18.299827  # [   91.506676]  r9:c65b7f60 r8:c30236c0 r7:00000012 r6:b6ddb000 r5:c5934280 r4:c0c57e4c

 4240 06:25:18.343393  # [   91.514699] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4241 06:25:18.343490  # [   91.522801]  r9:c07e1b5c r8:c65b7f60 r7:c2815800 r6:b6ddb000 r5:c5934280 r4:00000000

 4242 06:25:18.343550  # [   91.530818] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4243 06:25:18.343604  # [   91.538225]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c65b6000 r5:c5934280

 4244 06:25:18.343655  # [   91.546322]  r4:c5934280

 4245 06:25:18.343705  # [   91.549129] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4246 06:25:18.387396  # [   91.556536]  r9:c65b6000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000012 r4:00000012

 4247 06:25:18.387477  # [   91.564556] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4248 06:25:18.387532  # [   91.572393] Exception stack(0xc65b7fa8 to 0xc65b7ff0)

 4249 06:25:18.387582  # [   91.577717] 7fa0:                   00000012 00000012 00000001 b6ddb000 00000012 00000000

 4250 06:25:18.387628  # [   91.586167] 7fc0: 00000012 00000012 b6f22e00 00000004 00000001 00000000 00020000 beed2ac4

 4251 06:25:18.387672  # [   91.594613] 7fe0: 00000004 beed27f8 b6e8cd8f b6e137e6

 4252 06:25:18.387716  # [   91.600000] irq event stamp: 0

 4253 06:25:18.431357  # [   91.603364] hardirqs last  enabled at (0): [<00000000>] 0x0

 4254 06:25:18.431460  # [   91.609221] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4255 06:25:18.431518  # [   91.617031] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x<6>[   92.067139] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4256 06:25:18.431569  5f8/0x1dac

 4257 06:25:18.431618  # [   91.624842] soft<6>[   92.075188] lkdtm: attempting safe refcount_add_not_zero() from zero

 4258 06:25:18.431666  irqs last disabled at (0): [<0000<6>[   92.084529] lkdtm: Good: zero detected

 4259 06:25:18.431712  0000>] 0x0

 4260 06:25:18.475389  # [   91.630693] ---[<6>[   92.091423] lkdtm: Correctly stayed at zero

 4261 06:25:18.475476   end trace 42e62c1453b9a1d8 ]---

 4262 06:25:18.475531  <6>[   92.098647] lkdtm: attempting bad refcount_add() from zero

 4263 06:25:18.475580  

 4264 06:25:18.475628  # [   91.635616] lkdtm: Zero det<4>[   92.107278] ------------[ cut here ]------------

 4265 06:25:18.475679  ected: saturated

 4266 06:25:18.475725  # REFCOUNT_INC_<4>[   92.115040] WARNING: CPU: 2 PID: 2955 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4267 06:25:18.475773  ZERO: missing 'call trace:': [FAI<4>[   92.126668] refcount_t: addition on 0; use-after-free.

 4268 06:25:18.475819  L]

 4269 06:25:18.519378  not ok 50 selftests: lkdtm: R<4>[   92.134932] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4270 06:25:18.519468  EFCOUNT_INC_ZERO.sh # exit=1

 4271 06:25:18.519522  # s<4>[   92.166896] CPU: 2 PID: 2955 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4272 06:25:18.563342  elftests: l<k4d>t[m :   R9E2F.C1O7720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4273 06:25:18.563424  UNT_ADD_ZERO.sh

 4274 06:25:18.563478  <

 4275 06:25:18.563525  4>[   92.186329] Backtrace: 

 4276 06:25:18.563571  <4>[   92.190521] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4277 06:25:18.563616  <4>[   92.198361]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4278 06:25:18.563660  <4>[   92.204293] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4279 06:25:18.563705  <4>[   92.211878] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4280 06:25:18.607363  <4>[   92.219110]  r9:00000009 r8:c0875510 r7:00000019 r6:00000009 r5:c0875510 r4:c1a29b54

 4281 06:25:18.607447  <4>[   92.227124] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4282 06:25:18.607503  <4>[   92.234873]  r7:00000019 r6:c1a29b54 r5:c1a29b64 r4:c655a000

 4283 06:25:18.607550  <4>[   92.240804] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875510>] (refcount_warn_saturate+0x108/0x174)

 4284 06:25:18.607596  <4>[   92.250117]  r9:c1ad5b08 r8:c15ebd0c r7:c655bf60 r6:00000012 r5:00000000 r4:c655a000

 4285 06:25:18.607641  <4>[   92.258134] [<c0875408>] (refcount_warn_saturate) from [<c0c58b00>] (__refcount_add.constprop.0+0x54/0x58)

 4286 06:25:18.651350  <4>[   92.268062] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8e6c>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4287 06:25:18.651433  <4>[   92.278076] [<c13c8dc4>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4288 06:25:18.651488  <4>[   92.287126]  r5:c5ae9000 r4:00000034

 4289 06:25:18.651536  <4>[   92.290972] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4290 06:25:18.651583  <4>[   92.299250] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4291 06:25:18.695390  <4>[   92.307435]  r9:c655bf60 r8:c30236c0 r7:00000012 r6:b6e2e000 r5:c5c1c3c0 r4:c0c57e4c

 4292 06:25:18.695508  <4>[   92.315454] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4293 06:25:18.695567  <4>[   92.323552]  r9:c07e1b5c r8:c655bf60 r7:c2815800 r6:b6e2e000 r5:c5c1c3c0 r4:00000000

 4294 06:25:18.695618  <4>[   92.331564] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4295 06:25:18.695666  <4>[   92.338970]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c655a000 r5:c5c1c3c0

 4296 06:25:18.695713  <4>[   92.347063]  r4:c5c1c3c0

 4297 06:25:18.739435  <4>[   92.349866] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4298 06:25:18.739572  <4>[   92.357268]  r9:c655a000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012

 4299 06:25:18.739632  <4>[   92.365283] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4300 06:25:18.739681  <4>[   92.373118] Exception stack(0xc655bfa8 to 0xc655bff0)

 4301 06:25:18.739728  <4>[   92.378439] bfa0:                   00000012 00000012 00000001 b6e2e000 00000012 00000000

 4302 06:25:18.739774  <4>[   92.386885] bfc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 beae1ac4

 4303 06:25:18.783800  <4>[   92.395328] bfe0: 00000004 beae17f8 b6edfd8f b6e667e6

 4304 06:25:18.783941  <4>[   92.400709] irq event stamp: 0

 4305 06:25:18.784001  <4>[   92.404066] hardirqs last  enabled at (0): [<00000000>] 0x0

 4306 06:25:18.784050  <4>[   92.409916] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4307 06:25:18.784117  <4>[   92.417735] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4308 06:25:18.784170  <4>[   92.425590] softirqs last disabled at (0): [<00000000>] 0x0

 4309 06:25:18.784220  <4>[   92.431478] ---[ end trace 42e62c1453b9a1d9 ]---

 4310 06:25:18.784272  <6>[   92.436372] lkdtm: Zero detected: saturated

 4311 06:25:18.912488  # [   92.067139] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4312 06:25:18.912622  # [   92.075188] lkdtm: attempting safe refcount_add_not_zero() from zero

 4313 06:25:18.912685  # [   92.084529] lkdtm: Good: zero detected

 4314 06:25:18.912735  # [   92.091423] lkdtm: Correctly stayed at zero

 4315 06:25:18.912783  # [   92.098647] lkdtm: attempting bad refcount_add() from zero

 4316 06:25:18.912830  # [   92.107278] ------------[ cut here ]------------

 4317 06:25:18.912876  # [   92.115040] WARNING: CPU: 2 PID: 2955 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4318 06:25:18.955360  # [   92.126668] refcount_t: addition on 0; use-after-free.

 4319 06:25:18.955519  # [   92.134932] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4320 06:25:18.955590  # [   92.166896] CPU: 2 PID: 2955 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4321 06:25:18.999376  # [   92.177720] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4322 06:25:18.999519  # [   92.186329] Backtrace: 

 4323 06:25:18.999585  # [   92.190521] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4324 06:25:18.999640  # [   92.198361]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4325 06:25:18.999692  # [   92.204293] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4326 06:25:18.999743  # [   92.211878] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4327 06:25:18.999793  # [   92.219110]  r9:00000009 r8:c0875510 r7:00000019 r6:00000009 r5:c0875510 r4:c1a29b54

 4328 06:25:19.043400  # [   92.227124] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4329 06:25:19.043542  # [   92.234873]  r7:00000019 r6:c1a29b54 r5:c1a29b64 r4:c655a000

 4330 06:25:19.043602  # [   92.240804] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875510>] (refcount_warn_saturate+0x108/0x174)

 4331 06:25:19.043651  # [   92.250117]  r9:c1ad5b08 r8:c15ebd0c r7:c655bf60 r6:00000012 r5:00000000 r4:c655a000

 4332 06:25:19.043697  # [   92.258134] [<c0875408>] (refcount_warn_saturate) from [<c0c58b00>] (__refcount_add.constprop.0+0x54/0x58)

 4333 06:25:19.087316  # [   92.268062] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8e6c>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4334 06:25:19.087455  # [   92.278076] [<c13c8dc4>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4335 06:25:19.087520  # [   92.287126]  r5:c5ae9000 r4:00000034

 4336 06:25:19.087573  # [   92.290972] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4337 06:25:19.087623  # [   92.299250] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4338 06:25:19.087673  # [   92.307435]  r9:c655bf60 r8:c30236c0 r7:00000012 r6:b6e2e000 r5:c5c1c3c0 r4:c0c57e4c

 4339 06:25:19.131393  # [   92.315454] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4340 06:25:19.131541  # [   92.323552]  r9:c07e1b5c r8:c655bf60 r7:c2815800 r6:b6e2e000 r5:c5c1c3c0 r4:00000000

 4341 06:25:19.131606  # [   92.331564] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4342 06:25:19.131660  # [   92.338970]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c655a000 r5:c5c1c3c0

 4343 06:25:19.131711  # [   92.347063]  r4:c5c1c3c0

 4344 06:25:19.131761  # [   92.349866] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4345 06:25:19.175389  # [   92.357268]  r9:c655a000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000012 r4:00000012

 4346 06:25:19.175527  # [   92.365283] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4347 06:25:19.175587  # [   92.373118] Exception stack(0xc655bfa8 to 0xc655bff0)

 4348 06:25:19.175638  # [   92.378439] bfa0:                   00000012 00000012 00000001 b6e2e000 00000012 00000000

 4349 06:25:19.175686  # [   92.386885] bfc0: 00000012 00000012 b6f75e00 00000004 00000001 00000000 00020000 beae1ac4

 4350 06:25:19.175733  # [   92.395328] bfe0: 00000004 beae17f8 b6edfd8f b6e667e6

 4351 06:25:19.175777  # [   92.400709] irq event stamp: 0

 4352 06:25:19.219385  # [   92.404066] hardirqs last  enabled at (0): [<00000000>] 0x0

 4353 06:25:19.219531  # [   92.409916] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4354 06:25:19.219597  # [   92.417735] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4355 06:25:19.219649  # [   92.425590] softirqs last disabled at (0): [<00000000>] 0x0

 4356 06:25:19.219700  # [   92.431478] ---[ end trace 42e62c1453b9a1d9 ]---

 4357 06:25:19.219751  # [   92.43<6>[   92.869433] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4358 06:25:19.263368  6372] lkdtm: Zero detected: satur<6>[   92.878592] lkdtm: attempting bad refcount_inc() from saturated

 4359 06:25:19.263516  ated

 4360 06:25:19.263582  # REFCOUNT_ADD_ZERO: missin<4>[   92.887634] ------------[ cut here ]------------

 4361 06:25:19.263635  g 'call trace:': [FAIL]

 4362 06:25:19.263684  not ok 5<4>[   92.895391] WARNING: CPU: 2 PID: 2993 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4363 06:25:19.263735  1 selftests: lkdtm: REFCOUNT_ADD_<4>[   92.906912] refcount_t: saturated; leaking memory.

 4364 06:25:19.263785  ZERO.sh # exit=1

 4365 06:25:19.307372  # selftests: lk<4>[   92.914823] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4366 06:25:19.307515  dtm: REFCOUNT_INC_SATURATED.sh

 4367 06:25:19.307580  <4>[   92.946815] CPU: 2 PID: 2993 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4368 06:25:19.307635  <4>[   92.957528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4369 06:25:19.307686  <4>[   92.964322] Backtrace: 

 4370 06:25:19.351309  <4>[   92.967054] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4371 06:25:19.351434  <4>[   92.974894]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4372 06:25:19.351494  <4>[   92.980824] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4373 06:25:19.351544  <4>[   92.988409] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4374 06:25:19.351591  <4>[   92.995640]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 4375 06:25:19.351637  <4>[   93.003655] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4376 06:25:19.395292  <4>[   93.011404]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c63ea000

 4377 06:25:19.395416  <4>[   93.017339] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 4378 06:25:19.395477  <4>[   93.026566]  r9:c1ad5b1c r8:c15ebd0c r7:c63ebf60 r6:00000017 r5:c5ae9000 r4:c63ea000

 4379 06:25:19.395526  <4>[   93.034584] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 4380 06:25:19.395573  <4>[   93.044513] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8edc>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4381 06:25:19.439399  <4>[   93.054960] [<c13c8e90>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4382 06:25:19.439546  <4>[   93.064442]  r4:00000035

 4383 06:25:19.439609  <4>[   93.067246] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4384 06:25:19.439659  <4>[   93.075524] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4385 06:25:19.439707  <4>[   93.083710]  r9:c63ebf60 r8:c30236c0 r7:00000017 r6:b6e40000 r5:c623d680 r4:c0c57e4c

 4386 06:25:19.483365  <4>[   93.091728] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4387 06:25:19.483524  <4>[   93.099827]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e40000 r5:c623d680 r4:00000000

 4388 06:25:19.483588  <4>[   93.107839] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4389 06:25:19.483639  <4>[   93.115243]  r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c63ea000 r5:c623d680

 4390 06:25:19.483687  <4>[   93.123337]  r4:c623d680

 4391 06:25:19.483735  <4>[   93.126141] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4392 06:25:19.483781  <4>[   93.133547]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000017 r4:00000017

 4393 06:25:19.527358  <4>[   93.141561] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4394 06:25:19.527509  <4>[   93.149397] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 4395 06:25:19.527587  <4>[   93.154719] bfa0:                   00000017 00000017 00000001 b6e40000 00000017 00000000

 4396 06:25:19.527635  <4>[   93.163167] bfc0: 00000017 00000017 b6f87e00 00000004 00000001 00000000 00020000 beea5ac4

 4397 06:25:19.527710  <4>[   93.171611] bfe0: 00000004 beea57f8 b6ef1d8f b6e787e6

 4398 06:25:19.527786  <4>[   93.177025] irq event stamp: 0

 4399 06:25:19.571388  <4>[   93.180366] hardirqs last  enabled at (0): [<00000000>] 0x0

 4400 06:25:19.571540  <4>[   93.186258] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4401 06:25:19.571602  <4>[   93.194052] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4402 06:25:19.571650  <4>[   93.201841] softirqs last disabled at (0): [<00000000>] 0x0

 4403 06:25:19.571695  <4>[   93.207684] ---[ end trace 42e62c1453b9a1da ]---

 4404 06:25:19.571741  <6>[   93.212602] lkdtm: Saturation detected: still saturated

 4405 06:25:19.690995  # [   92.869433] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4406 06:25:19.691143  # [   92.878592] lkdtm: attempting bad refcount_inc() from saturated

 4407 06:25:19.691226  # [   92.887634] ------------[ cut here ]------------

 4408 06:25:19.691286  # [   92.895391] WARNING: CPU: 2 PID: 2993 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4409 06:25:19.691340  # [   92.906912] refcount_t: saturated; leaking memory.

 4410 06:25:19.734129  # [   92.914823] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4411 06:25:19.734260  # [   92.946815] CPU: 2 PID: 2993 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4412 06:25:19.734332  # [   92.957528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4413 06:25:19.734387  # [   92.964322] Backtrace: 

 4414 06:25:19.734439  # [   92.967054] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4415 06:25:19.777194  # [   92.974894]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4416 06:25:19.777355  # [   92.980824] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4417 06:25:19.777429  # [   92.988409] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4418 06:25:19.777482  # [   92.995640]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 4419 06:25:19.777533  # [   93.003655] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4420 06:25:19.777583  # [   93.011404]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c63ea000

 4421 06:25:19.820281  # [   93.017339] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 4422 06:25:19.820408  # [   93.026566]  r9:c1ad5b1c r8:c15ebd0c r7:c63ebf60 r6:00000017 r5:c5ae9000 r4:c63ea000

 4423 06:25:19.820467  # [   93.034584] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 4424 06:25:19.820517  # [   93.044513] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8edc>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4425 06:25:19.863533  # [   93.054960] [<c13c8e90>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4426 06:25:19.863685  # [   93.064442]  r4:00000035

 4427 06:25:19.863754  # [   93.067246] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4428 06:25:19.863811  # [   93.075524] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4429 06:25:19.863864  # [   93.083710]  r9:c63ebf60 r8:c30236c0 r7:00000017 r6:b6e40000 r5:c623d680 r4:c0c57e4c

 4430 06:25:19.863918  # [   93.091728] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4431 06:25:19.911622  # [   93.099827]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e40000 r5:c623d680 r4:00000000

 4432 06:25:19.912045  # [   93.107839] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4433 06:25:19.912297  # [   93.115243]  r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c63ea000 r5:c623d680

 4434 06:25:19.912524  # [   93.123337]  r4:c623d680

 4435 06:25:19.912731  # [   93.126141] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4436 06:25:19.912922  # [   93.133547]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:00000017 r4:00000017

 4437 06:25:19.913109  # [   93.141561] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4438 06:25:19.955716  # [   93.149397] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 4439 06:25:19.956142  # [   93.154719] bfa0:                   00000017 00000017 00000001 b6e40000 00000017 00000000

 4440 06:25:19.956389  # [   93.163167] bfc0: 00000017 00000017 b6f87e00 00000004 00000001 00000000 00020000 beea5ac4

 4441 06:25:19.956597  # [   93.171611] bfe0: 00000004 beea57f8 b6ef1d8f b6e787e6

 4442 06:25:19.956784  # [   93.177025] irq event stamp: 0

 4443 06:25:19.956968  # [   93.180366] hardirqs last  enabled at (0): [<00000000>] 0x0

 4444 06:25:19.957153  # [   93.186258] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4445 06:25:19.999407  # [   93.194052] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4446 06:25:19.999556  # [   93.201841] softirqs last disabled at (0): [<00000000>] 0x0

 4447 06:25:19.999621  # [   93.207684] ---[ end trace 42e62c1453b9a1da ]---

 4448 06:25:19.999676  # [   93.212602] lkdtm: Saturation detected: still saturated

 4449 06:25:19.999726  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 4450 06:25:19.999776  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4451 06:25:19.999826  # selftests: lkdtm: REFCOUNT_DEC_S<6>[   93.652671] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4452 06:25:20.043636  ATURATED.sh

 4453 06:25:20.044057  <6>[   93.661298] lkdtm: attempting bad refcount_dec() from saturated

 4454 06:25:20.044312  <4>[   93.668517] ------------[ cut here ]------------

 4455 06:25:20.044525  <4>[   93.673581] WARNING: CPU: 2 PID: 3029 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4456 06:25:20.044717  <4>[   93.682380] refcount_t: decrement hit 0; leaking memory.

 4457 06:25:20.091676  <4>[   93.687964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4458 06:25:20.092178  <4>[   93.717384] CPU: 2 PID: 3029 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4459 06:25:20.092475  <4>[   93.725393] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4460 06:25:20.092702  <4>[   93.732185] Backtrace: 

 4461 06:25:20.092911  <4>[   93.734915] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4462 06:25:20.093119  <4>[   93.742755]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4463 06:25:20.135538  <4>[   93.748687] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4464 06:25:20.135950  <4>[   93.756272] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4465 06:25:20.136178  <4>[   93.763503]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 4466 06:25:20.136381  <4>[   93.771518] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4467 06:25:20.136570  <4>[   93.779268]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c5908000

 4468 06:25:20.179689  <4>[   93.785200] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 4469 06:25:20.180149  <4>[   93.794427]  r9:c1ad5b34 r8:c15ebd0c r7:c5909f60 r6:00000017 r5:c5ae9000 r4:c5908000

 4470 06:25:20.180472  <4>[   93.802444] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 4471 06:25:20.180719  <4>[   93.812369] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8f48>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4472 06:25:20.180932  <4>[   93.822817] [<c13c8f00>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4473 06:25:20.181141  <4>[   93.832301]  r4:00000036

 4474 06:25:20.223725  <4>[   93.835104] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4475 06:25:20.224188  <4>[   93.843383] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4476 06:25:20.224464  <4>[   93.851568]  r9:c5909f60 r8:c30236c0 r7:00000017 r6:b6dd3000 r5:c5d0c780 r4:c0c57e4c

 4477 06:25:20.224687  <4>[   93.859587] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4478 06:25:20.224898  <4>[   93.867687]  r9:c07e1b5c r8:c5909f60 r7:c2815800 r6:b6dd3000 r5:c5d0c780 r4:00000000

 4479 06:25:20.267696  <4>[   93.875700] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4480 06:25:20.268151  <4>[   93.883104]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c5908000 r5:c5d0c780

 4481 06:25:20.268404  <4>[   93.891198]  r4:c5d0c780

 4482 06:25:20.268622  <4>[   93.894002] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4483 06:25:20.268831  <4>[   93.901405]  r9:c5908000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000017 r4:00000017

 4484 06:25:20.269039  <4>[   93.909420] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4485 06:25:20.311471  <4>[   93.917255] Exception stack(0xc5909fa8 to 0xc5909ff0)

 4486 06:25:20.311600  <4>[   93.922575] 9fa0:                   00000017 00000017 00000001 b6dd3000 00000017 00000000

 4487 06:25:20.311660  <4>[   93.931021] 9fc0: 00000017 00000017 b6f1ae00 00000004 00000001 00000000 00020000 be9c0ac4

 4488 06:25:20.311708  <4>[   93.939465] 9fe0: 00000004 be9c07f8 b6e84d8f b6e0b7e6

 4489 06:25:20.311753  <4>[   93.944848] irq event stamp: 0

 4490 06:25:20.311798  <4>[   93.948180] hardirqs last  enabled at (0): [<00000000>] 0x0

 4491 06:25:20.311842  <4>[   93.954063] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4492 06:25:20.355648  <4>[   93.961856] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4493 06:25:20.356116  <4>[   93.969620] softirqs last disabled at (0): [<00000000>] 0x0

 4494 06:25:20.356428  <4>[   93.975539] ---[ end trace 42e62c1453b9a1db ]---

 4495 06:25:20.356653  <6>[   93.980437] lkdtm: Saturation detected: still saturated

 4496 06:25:20.466375  # [   93.652671] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4497 06:25:20.466550  # [   93.661298] lkdtm: attempting bad refcount_dec() from saturated

 4498 06:25:20.466638  # [   93.668517] ------------[ cut here ]------------

 4499 06:25:20.466711  # [   93.673581] WARNING: CPU: 2 PID: 3029 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4500 06:25:20.466781  # [   93.682380] refcount_t: decrement hit 0; leaking memory.

 4501 06:25:20.509507  # [   93.687964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4502 06:25:20.509610  # [   93.717384] CPU: 2 PID: 3029 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4503 06:25:20.509668  # [   93.725393] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4504 06:25:20.509718  # [   93.732185] Backtrace: 

 4505 06:25:20.509765  # [   93.734915] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4506 06:25:20.552502  # [   93.742755]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4507 06:25:20.552627  # [   93.748687] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4508 06:25:20.552707  # [   93.756272] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4509 06:25:20.552776  # [   93.763503]  r9:00000009 r8:c0875474 r7:0000001f r6:00000009 r5:c0875474 r4:c1a29b54

 4510 06:25:20.552848  # [   93.771518] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4511 06:25:20.552919  # [   93.779268]  r7:0000001f r6:c1a29b54 r5:c1a29bb8 r4:c5908000

 4512 06:25:20.595655  # [   93.785200] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875474>] (refcount_warn_saturate+0x6c/0x174)

 4513 06:25:20.595770  # [   93.794427]  r9:c1ad5b34 r8:c15ebd0c r7:c5909f60 r6:00000017 r5:c5ae9000 r4:c5908000

 4514 06:25:20.595828  # [   93.802444] [<c0875408>] (refcount_warn_saturate) from [<c13c87c8>] (__refcount_dec.constprop.0+0x38/0x3c)

 4515 06:25:20.595897  # [   93.812369] [<c13c8790>] (__refcount_dec.constprop.0) from [<c13c8f48>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4516 06:25:20.595949  # [   93.822817] [<c13c8f00>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4517 06:25:20.595997  # [   93.832301]  r4:00000036

 4518 06:25:20.639309  # [   93.835104] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4519 06:25:20.639434  # [   93.843383] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4520 06:25:20.639508  # [   93.851568]  r9:c5909f60 r8:c30236c0 r7:00000017 r6:b6dd3000 r5:c5d0c780 r4:c0c57e4c

 4521 06:25:20.639569  # [   93.859587] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4522 06:25:20.639626  # [   93.867687]  r9:c07e1b5c r8:c5909f60 r7:c2815800 r6:b6dd3000 r5:c5d0c780 r4:00000000

 4523 06:25:20.683283  # [   93.875700] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4524 06:25:20.683389  # [   93.883104]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c5908000 r5:c5d0c780

 4525 06:25:20.683445  # [   93.891198]  r4:c5d0c780

 4526 06:25:20.683507  # [   93.894002] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4527 06:25:20.683555  # [   93.901405]  r9:c5908000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:00000017 r4:00000017

 4528 06:25:20.683609  # [   93.909420] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4529 06:25:20.683655  # [   93.917255] Exception stack(0xc5909fa8 to 0xc5909ff0)

 4530 06:25:20.731339  # [   93.922575] 9fa0:                   00000017 00000017 00000001 b6dd3000 00000017 00000000

 4531 06:25:20.731557  # [   93.931021] 9fc0: 00000017 00000017 b6f1ae00 00000004 00000001 00000000 00020000 be9c0ac4

 4532 06:25:20.731660  # [   93.939465] 9fe0: 00000004 be9c07f8 b6e84d8f b6e0b7e6

 4533 06:25:20.731751  # [   93.944848] irq event stamp: 0

 4534 06:25:20.731839  # [   93.948180] hardirqs last  enabled at (0): [<00000000>] 0x0

 4535 06:25:20.731926  # [   93.954063] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4536 06:25:20.775292  # [   93.961856] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4537 06:25:20.775398  # [   93.969620] softirqs last disabled at (0): [<00000000>] 0x0

 4538 06:25:20.775454  # [   93.975539] ---[ end trace 42e62c1453b9a1db ]---

 4539 06:25:20.775503  # [   93.980437] lkdtm: Saturation detected: still saturated

 4540 06:25:20.775548  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4541 06:25:20.775594  ok 53 selftests: lkdtm<6>[   94.418341] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4542 06:25:20.775638  : REFCOUNT_DEC_SATURATED.sh

 4543 06:25:20.775682  # se<6>[   94.427208] lkdtm: attempting bad refcount_dec() from saturated

 4544 06:25:20.819311  lftests: lkdtm: REFCOUNT_ADD_SATU<4>[   94.436218] ------------[ cut here ]------------

 4545 06:25:20.819418  RATED.sh

 4546 06:25:20.819478  <4>[   94.443964] WARNING: CPU: 1 PID: 3065 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4547 06:25:20.819529  <4>[   94.453508] refcount_t: saturated; leaking memory.

 4548 06:25:20.863391  <4>[   94.458569] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4549 06:25:20.863504  <4>[   94.487994] CPU: 1 PID: 3065 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4550 06:25:20.863574  <4>[   94.496006] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4551 06:25:20.863626  <4>[   94.502799] Backtrace: 

 4552 06:25:20.863677  <4>[   94.505528] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4553 06:25:20.863726  <4>[   94.513366]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4554 06:25:20.907376  <4>[   94.519297] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4555 06:25:20.907481  <4>[   94.526881] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4556 06:25:20.907541  <4>[   94.534111]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 4557 06:25:20.907598  <4>[   94.542126] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4558 06:25:20.907646  <4>[   94.549875]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6086000

 4559 06:25:20.907693  <4>[   94.555806] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 4560 06:25:20.951357  <4>[   94.565032]  r9:c1ad5b4c r8:c15ebd0c r7:c6087f60 r6:00000017 r5:c5ce9000 r4:c6086000

 4561 06:25:20.951451  <4>[   94.573050] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 4562 06:25:20.951507  <4>[   94.582979] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8fb8>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4563 06:25:20.951555  <4>[   94.593424] [<c13c8f6c>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4564 06:25:20.951600  <4>[   94.602906]  r4:00000037

 4565 06:25:20.995383  <4>[   94.605711] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4566 06:25:20.995490  <4>[   94.613989] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4567 06:25:20.995546  <4>[   94.622176]  r9:c6087f60 r8:c30236c0 r7:00000017 r6:b6e6b000 r5:c58ec000 r4:c0c57e4c

 4568 06:25:20.995594  <4>[   94.630195] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4569 06:25:20.995640  <4>[   94.638294]  r9:c07e1b5c r8:c6087f60 r7:c2815800 r6:b6e6b000 r5:c58ec000 r4:00000000

 4570 06:25:21.039371  <4>[   94.646307] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4571 06:25:21.039474  <4>[   94.653711]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6086000 r5:c58ec000

 4572 06:25:21.039533  <4>[   94.661804]  r4:c58ec000

 4573 06:25:21.039583  <4>[   94.664607] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4574 06:25:21.039632  <4>[   94.672011]  r9:c6086000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000017 r4:00000017

 4575 06:25:21.039680  <4>[   94.680027] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4576 06:25:21.039726  <4>[   94.687861] Exception stack(0xc6087fa8 to 0xc6087ff0)

 4577 06:25:21.083375  <4>[   94.693181] 7fa0:                   00000017 00000017 00000001 b6e6b000 00000017 00000000

 4578 06:25:21.083484  <4>[   94.701627] 7fc0: 00000017 00000017 b6fb2e00 00000004 00000001 00000000 00020000 beec0ac4

 4579 06:25:21.083544  <4>[   94.710070] 7fe0: 00000004 beec07f8 b6f1cd8f b6ea37e6

 4580 06:25:21.083594  <4>[   94.715432] irq event stamp: 0

 4581 06:25:21.083641  <4>[   94.718766] hardirqs last  enabled at (0): [<00000000>] 0x0

 4582 06:25:21.083688  <4>[   94.724642] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4583 06:25:21.127289  <4>[   94.732470] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4584 06:25:21.127394  <4>[   94.740265] softirqs last disabled at (0): [<00000000>] 0x0

 4585 06:25:21.127452  <4>[   94.746172] ---[ end trace 42e62c1453b9a1dc ]---

 4586 06:25:21.127502  <6>[   94.751091] lkdtm: Saturation detected: still saturated

 4587 06:25:21.241645  # [    0.000000] Memory policy: Data cache writealloc

 4588 06:25:21.241784  # [    0.000000] efi: UEFI not found.

 4589 06:25:21.241861  # [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

 4590 06:25:21.241915  # [    0.000000] cma: Reserved 64 MiB at 0x4c000000

 4591 06:25:21.241966  # [    0.000000] Zone ranges:

 4592 06:25:21.242017  # [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

 4593 06:25:21.242067  # [    0.000000]   Normal   empty

 4594 06:25:21.242116  # [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

 4595 06:25:21.242165  # [    0.000000] Movable zone start for each node

 4596 06:25:21.284762  # [    0.000000] Early memory node ranges

 4597 06:25:21.284882  # [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

 4598 06:25:21.284941  # [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

 4599 06:25:21.284990  # [    0.000000] On node 0 totalpages: 262144

 4600 06:25:21.285037  # [    0.000000]   DMA zone: 1536 pages used for memmap

 4601 06:25:21.285082  # [    0.000000]   DMA zone: 0 pages reserved

 4602 06:25:21.285127  # [    0.000000]   DMA zone: 196608 pages, LIFO batch:63

 4603 06:25:21.285172  # [    0.000000]   HighMem zone: 65536 pages, LIFO batch:15

 4604 06:25:21.327664  # [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

 4605 06:25:21.327772  # [    0.000000] pcpu-alloc: s55468 r8192 d22356 u86016 alloc=21*4096

 4606 06:25:21.327834  # [    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 

 4607 06:25:21.327889  # [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

 4608 06:25:21.327941  # [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12521944/extract-nfsrootfs-ebs_u2ip,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

 4609 06:25:21.375389  # [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

 4610 06:25:21.375485  # [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

 4611 06:25:21.375542  # [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

 4612 06:25:21.375591  # [    0.000000] Memory: 921472K/1048576K available (17408K kernel code, 2714K rwdata, 8140K rodata, 2048K init, 6693K bss, 61568K reserved, 65536K cma-reserved, 196608K highmem)

 4613 06:25:21.375639  # [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 4614 06:25:21.423369  # [    0.000000] ftrace: allocating 56142 entries in 165 pages

 4615 06:25:21.423478  # [    0.000000] ftrace: allocated 165 pages with 4 groups

 4616 06:25:21.423537  # [    0.000000] Running RCU self tests

 4617 06:25:21.423587  # [   94.418341] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4618 06:25:21.423636  # [   94.427208] lkdtm: attempting bad refcount_dec() from saturated

 4619 06:25:21.423684  # [   94.436218] ------------[ cut here ]------------

 4620 06:25:21.423731  # [   94.443964] WARNING: CPU: 1 PID: 3065 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4621 06:25:21.467286  # [   94.453508] refcount_t: saturated; leaking memory.

 4622 06:25:21.467398  # [   94.458569] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4623 06:25:21.467458  # [   94.487994] CPU: 1 PID: 3065 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4624 06:25:21.511254  # [   94.496006] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4625 06:25:21.511366  # [   94.502799] Backtrace: 

 4626 06:25:21.511423  # [   94.505528] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4627 06:25:21.511474  # [   94.513366]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4628 06:25:21.511522  # [   94.519297] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4629 06:25:21.511568  # [   94.526881] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4630 06:25:21.511614  # [   94.534111]  r9:00000009 r8:c08754dc r7:00000016 r6:00000009 r5:c08754dc r4:c1a29b54

 4631 06:25:21.555351  # [   94.542126] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4632 06:25:21.555491  # [   94.549875]  r7:00000016 r6:c1a29b54 r5:c1a29b2c r4:c6086000

 4633 06:25:21.555571  # [   94.555806] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754dc>] (refcount_warn_saturate+0xd4/0x174)

 4634 06:25:21.555632  # [   94.565032]  r9:c1ad5b4c r8:c15ebd0c r7:c6087f60 r6:00000017 r5:c5ce9000 r4:c6086000

 4635 06:25:21.555690  # [   94.573050] [<c0875408>] (refcount_warn_saturate) from [<c0c58af0>] (__refcount_add.constprop.0+0x44/0x58)

 4636 06:25:21.599363  # [   94.582979] [<c0c58aac>] (__refcount_add.constprop.0) from [<c13c8fb8>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4637 06:25:21.599478  # [   94.593424] [<c13c8f6c>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4638 06:25:21.599540  # [   94.602906]  r4:00000037

 4639 06:25:21.599591  # [   9<6>[   95.229320] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4640 06:25:21.599640  4.605711] [<c0c57a40>] (lkdtm_do_<6>[   95.236814] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4641 06:25:21.599691  action) from [<c0c57f6c>] (direct<4>[   95.246763] ------------[ cut here ]------------

 4642 06:25:21.643312  _entry+0x120/0x18c)

 4643 06:25:21.643414  # [   94.613<4>[   95.254481] WARNING: CPU: 0 PID: 3098 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4644 06:25:21.643470  989] [<c0c57e4c>] (direct_entry) <4>[   95.266053] refcount_t: saturated; leaking memory.

 4645 06:25:21.687349  from [<c07e1bc0>] (full_proxy_wri<4>[   95.274069] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4646 06:25:21.687453  te+0x64/0x94)

 4647 06:25:21.687516  # [   94.622176]  <4>[   95.305996] CPU: 0 PID: 3098 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4648 06:25:21.687569  <4>[   95.316820] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4649 06:25:21.687618  <4>[   95.323615] Backtrace: 

 4650 06:25:21.687666  <4>[   95.326345] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4651 06:25:21.687714  <4>[   95.334186]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4652 06:25:21.731310  <4>[   95.340119] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4653 06:25:21.731425  <4>[   95.347705] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4654 06:25:21.731486  <4>[   95.354936]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 4655 06:25:21.731535  <4>[   95.362951] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4656 06:25:21.731581  <4>[   95.370701]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c619e000

 4657 06:25:21.775345  <4>[   95.376632] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 4658 06:25:21.775450  <4>[   95.385860]  r9:c1ad5b64 r8:c15ebd0c r7:c619ff60 r6:00000020 r5:c6560000 r4:c0000000

 4659 06:25:21.775506  <4>[   95.393876] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4660 06:25:21.775561  <4>[   95.404584] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c902c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4661 06:25:21.775611  <4>[   95.416586]  r5:c6560000 r4:c619e000

 4662 06:25:21.819357  <4>[   95.420437] [<c13c8fdc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4663 06:25:21.819470  <4>[   95.430702]  r4:00000038

 4664 06:25:21.819526  <4>[   95.433507] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4665 06:25:21.819577  <4>[   95.441787] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4666 06:25:21.819623  <4>[   95.449973]  r9:c619ff60 r8:c30236c0 r7:00000020 r6:b6e73000 r5:c612bb80 r4:c0c57e4c

 4667 06:25:21.819668  <4>[   95.457994] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4668 06:25:21.863324  <4>[   95.466094]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6e73000 r5:c612bb80 r4:00000000

 4669 06:25:21.863441  <4>[   95.474107] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4670 06:25:21.863520  <4>[   95.481511]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c619e000 r5:c612bb80

 4671 06:25:21.863591  <4>[   95.489605]  r4:c612bb80

 4672 06:25:21.863661  <4>[   95.492409] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4673 06:25:21.863720  <4>[   95.499812]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000020 r4:00000020

 4674 06:25:21.907348  <4>[   95.507829] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4675 06:25:21.907479  <4>[   95.515665] Exception stack(0xc619ffa8 to 0xc619fff0)

 4676 06:25:21.907564  <4>[   95.520985] ffa0:                   00000020 00000020 00000001 b6e73000 00000020 00000000

 4677 06:25:21.907638  <4>[   95.529434] ffc0: 00000020 00000020 b6fbae00 00000004 00000001 00000000 00020000 bece8ac4

 4678 06:25:21.907716  <4>[   95.537877] ffe0: 00000004 bece87f8 b6f24d8f b6eab7e6

 4679 06:25:21.907777  r9:c6087f60 r8:c30236c0 r7:000000<4>[   95.543260] irq event stamp: 0

 4680 06:25:21.951328  17 r6:b6e6b000 r5:c58ec000 r4:c0c<4>[   95.549447] hardirqs last  enabled at (0): [<00000000>] 0x0

 4681 06:25:21.951463  57e4c

 4682 06:25:21.951547  # [   94.630195] [<c07e1b5<4>[   95.558186] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4683 06:25:21.951612  c>] (full_proxy_write) from [<c05<4>[   95.568819] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4684 06:25:21.951662  9baac>] (vfs_write+0x10c/0x53c)

 4685 06:25:21.951709  <4>[   95.579442] softirqs last disabled at (0): [<00000000>] 0x0

 4686 06:25:21.951755  # [   94.638294]  r9:c07e1b5c r8:<4>[   95.588148] ---[ end trace 42e62c1453b9a1dd ]---

 4687 06:25:21.995316  c6087f60 r7:c2815800 r6:b6e6b000 <6>[   95.595908] lkdtm: Saturation detected: still saturated

 4688 06:25:21.995425  r5:c58ec000 r4:00000000

 4689 06:25:21.995492  # [   94.646307] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4690 06:25:21.995545  # [   94.653711]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c6086000 r5:c58ec000

 4691 06:25:21.995597  # [   94.661804]  r4:c58ec000

 4692 06:25:21.995646  # [   94.664607] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4693 06:25:21.995695  # [   94.672011]  r9:c6086000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:00000017 r4:00000017

 4694 06:25:22.039260  # [   94.680027] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4695 06:25:22.039377  # [   94.687861] Exception stack(0xc6087fa8 to 0xc6087ff0)

 4696 06:25:22.039478  # [   94.693181] 7fa0:                   00000017 00000017 00000001 b6e6b000 00000017 00000000

 4697 06:25:22.039558  # [   94.701627] 7fc0: 00000017 00000017 b6fb2e00 00000004 00000001 00000000 00020000 beec0ac4

 4698 06:25:22.039655  # [   94.710070] 7fe0: 00000004 beec07f8 b6f1cd8f b6ea37e6

 4699 06:25:22.039730  # [   94.715432] irq event stamp: 0

 4700 06:25:22.039804  # [   94.718766] hardirqs last  enabled at (0): [<00000000>] 0x0

 4701 06:25:22.083257  # [   94.724642] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4702 06:25:22.083357  # [   94.732470] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4703 06:25:22.083416  # [   94.740265] softirqs last disabled at (0): [<00000000>] 0x0

 4704 06:25:22.083466  # [   94.746172] ---[ end trace 42e62c1453b9a1dc ]---

 4705 06:25:22.083513  # [   94.751091] lkdtm: Saturation detected: still saturated

 4706 06:25:22.083560  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 4707 06:25:22.083607  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4708 06:25:22.083653  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 4709 06:25:22.127322  # [   95.229320] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4710 06:25:22.127540  # [   95.236814] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4711 06:25:22.127631  # [   95.246763] ------------[ cut here ]------------

 4712 06:25:22.127706  # [   95.254481] WARNING: CPU: 0 PID: 3098 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4713 06:25:22.127780  # [   95.266053] refcount_t: saturated; leaking memory.

 4714 06:25:22.171439  # [   95.274069] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4715 06:25:22.171608  # [   95.305996] CPU: 0 PID: 3098 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4716 06:25:22.171706  # [   95.316820] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4717 06:25:22.171787  # [   95.323615] Backtrace: 

 4718 06:25:22.171858  # [   95.326345] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4719 06:25:22.215384  # [   95.334186]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4720 06:25:22.215527  # [   95.340119] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4721 06:25:22.215605  # [   95.347705] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4722 06:25:22.215674  # [   95.354936]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 4723 06:25:22.215730  # [   95.362951] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4724 06:25:22.215788  # [   95.370701]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c619e000

 4725 06:25:22.259426  # [   95.376632] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 4726 06:25:22.259618  # [   95.385860]  r9:c1ad5b64 r8:c15ebd0c r7:c619ff60 r6:00000020 r5:c6560000 r4:c0000000

 4727 06:25:22.259702  # [   95.393876] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4728 06:25:22.259794  # [   95.404584] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c902c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4729 06:25:22.259882  # [   95.416586]  r5:c6560000 r4:c619e000

 4730 06:25:22.303460  # [   95.420437] [<c13c8fdc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4731 06:25:22.303597  # [   95.430702]  r4:00000038

 4732 06:25:22.303656  # [   95.433507] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4733 06:25:22.303703  # [   95.441787] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4734 06:25:22.303749  # [   95.449973]  r9:c619ff60 r8:c30236c0 r7:00000020 r6:b6e73000 r5:c612bb80 r4:c0c57e4c

 4735 06:25:22.347459  # [   95.457994] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4736 06:25:22.347617  # [   95.466094]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6e73000 r5:c612bb80 r4:00000000

 4737 06:25:22.347677  # [   95.474107] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4738 06:25:22.347726  # [   95.481511]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c619e000 r5:c612bb80

 4739 06:25:22.347774  # [   95.489605]  r4:c612bb80

 4740 06:25:22.347819  # [   95.492409] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4741 06:25:22.347876  # [   95.499812]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000020 r4:00000020

 4742 06:25:22.391436  # [   95.507829] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4743 06:25:22.391586  # [   95.515665] Exception stack(0xc619ffa8 to 0xc619fff0)

 4744 06:25:22.391646  # [   95.520985] ffa0:                   00000020 00000020 00000001 b6e73000 00000020 00000000

 4745 06:25:22.391721  # [   95.529434] ffc0: 00000020 00000020 b6fbae00 00000004 00000001 00000000 00020000 bece8ac4

 4746 06:25:22.391780  # [   95.537877] ffe0: 00000004 bece87f8 b6f24d8f b6eab7e6

 4747 06:25:22.391832  # [   95.543260] irq event stamp: 0

 4748 06:25:22.391884  # [   95.549447] hardirqs last  enabled at (0): [<00000000>] 0x0

 4749 06:25:22.435395  # [   95.558186] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4750 06:25:22.435493  # [   95.568819] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4751 06:25:22.435549  # [   95.579442] softirqs last disabled at (0): [<00000<6>[   96.050474] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4752 06:25:22.435599  000>] 0x0

 4753 06:25:22.435657  # [   95.588148] ---[ <6>[   96.058350] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4754 06:25:22.435704  end trace 42e62c1453b9a1dd ]---

 4755 06:25:22.479393  <4>[   96.068192] ------------[ cut here ]------------

 4756 06:25:22.479500  # [   95.595908] lkdtm: Saturatio<4>[   96.075986] WARNING: CPU: 0 PID: 3133 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4757 06:25:22.479557  n detected: still saturated

 4758 06:25:22.479607  # RE<4>[   96.087575] refcount_t: saturated; leaking memory.

 4759 06:25:22.527324  FCOUNT_INC_NOT_ZERO_SATURATED: mi<4>[   96.095490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4760 06:25:22.527457  ssing 'call trace:': [FAIL]

 4761 06:25:22.527516  not <4>[   96.127487] CPU: 0 PID: 3133 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4762 06:25:22.527567  <4>[   96.138310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4763 06:25:22.527614  <4>[   96.145102] Backtrace: 

 4764 06:25:22.527660  <4>[   96.147831] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4765 06:25:22.571336  <4>[   96.155672]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4766 06:25:22.571482  <4>[   96.161605] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4767 06:25:22.571544  <4>[   96.169189] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4768 06:25:22.571595  <4>[   96.176420]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 4769 06:25:22.571643  <4>[   96.184433] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4770 06:25:22.571691  <4>[   96.192186]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c63ea000

 4771 06:25:22.615420  <4>[   96.198117] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 4772 06:25:22.615559  <4>[   96.207345]  r9:c1ad5b84 r8:c15ebd0c r7:c63ebf60 r6:00000020 r5:c6349000 r4:c0000000

 4773 06:25:22.615637  <4>[   96.215363] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4774 06:25:22.615693  <4>[   96.226072] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c90b4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4775 06:25:22.615746  <4>[   96.238073]  r5:c6349000 r4:c63ea000

 4776 06:25:22.659332  <4>[   96.241923] [<c13c9064>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4777 06:25:22.659429  <4>[   96.252187]  r4:00000039

 4778 06:25:22.659503  <4>[   96.254991] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4779 06:25:22.659560  <4>[   96.263269] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4780 06:25:22.659614  <4>[   96.271456]  r9:c63ebf60 r8:c30236c0 r7:00000020 r6:b6e11000 r5:c623f900 r4:c0c57e4c

 4781 06:25:22.659668  <4>[   96.279477] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4782 06:25:22.703381  <4>[   96.287577]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e11000 r5:c623f900 r4:00000000

 4783 06:25:22.703487  <4>[   96.295590] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4784 06:25:22.703553  <4>[   96.302995]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c63ea000 r5:c623f900

 4785 06:25:22.703610  <4>[   96.311088]  r4:c623f900

 4786 06:25:22.703668  <4>[   96.313893] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4787 06:25:22.703722  <4>[   96.321297]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000020 r4:00000020

 4788 06:25:22.747363  <4>[   96.329313] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4789 06:25:22.747476  <4>[   96.337148] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 4790 06:25:22.747534  <4>[   96.342469] bfa0:                   00000020 00000020 00000001 b6e11000 00000020 00000000

 4791 06:25:22.747591  <4>[   96.350914] bfc0: 00000020 00000020 b6f58e00 00000004 00000001 00000000 00020000 beaf3ac4

 4792 06:25:22.747640  <4>[   96.359356] bfe0: 00000004 beaf37f8 b6ec2d8f b6e497e6

 4793 06:25:22.747689  ok 55 selftests: lkdtm: REFCOUNT_<4>[   96.364747] irq event stamp: 0

 4794 06:25:22.791358  INC_NOT_ZERO_SATURATED.sh # exit=<4>[   96.370947] hardirqs last  enabled at (0): [<00000000>] 0x0

 4795 06:25:22.791495  1

 4796 06:25:22.791561  # selftests: lkdtm: REFCOUNT_A<4>[   96.379653] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4797 06:25:22.791614  DD_NOT_ZERO_SATURATED.sh

 4798 06:25:22.791665  <4>[   96.390293] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4799 06:25:22.791714  <4>[   96.400274] softirqs last disabled at (0): [<00000000>] 0x0

 4800 06:25:22.791763  <4>[   96.406143] ---[ end trace 42e62c1453b9a1de ]---

 4801 06:25:22.791812  <6>[   96.411055] lkdtm: Saturation detected: still saturated

 4802 06:25:22.904777  # [   96.050474] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4803 06:25:22.904900  # [   96.058350] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4804 06:25:22.904971  # [   96.068192] ------------[ cut here ]------------

 4805 06:25:22.905027  # [   96.075986] WARNING: CPU: 0 PID: 3133 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4806 06:25:22.905080  # [   96.087575] refcount_t: saturated; leaking memory.

 4807 06:25:22.947828  # [   96.095490] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4808 06:25:22.947932  # [   96.127487] CPU: 0 PID: 3133 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4809 06:25:22.948004  # [   96.138310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4810 06:25:22.948070  # [   96.145102] Backtrace: 

 4811 06:25:22.948124  # [   96.147831] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4812 06:25:22.991345  # [   96.155672]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4813 06:25:22.991434  # [   96.161605] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4814 06:25:22.991496  # [   96.169189] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4815 06:25:22.991545  # [   96.176420]  r9:00000009 r8:c08754a8 r7:00000013 r6:00000009 r5:c08754a8 r4:c1a29b54

 4816 06:25:22.991591  # [   96.184433] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4817 06:25:22.991637  # [   96.192186]  r7:00000013 r6:c1a29b54 r5:c1a29b2c r4:c63ea000

 4818 06:25:23.035374  # [   96.198117] [<c13bbb10>] (warn_slowpath_fmt) from [<c08754a8>] (refcount_warn_saturate+0xa0/0x174)

 4819 06:25:23.035462  # [   96.207345]  r9:c1ad5b84 r8:c15ebd0c r7:c63ebf60 r6:00000020 r5:c6349000 r4:c0000000

 4820 06:25:23.035530  # [   96.215363] [<c0875408>] (refcount_warn_saturate) from [<c13c8830>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4821 06:25:23.035587  # [   96.226072] [<c13c87cc>] (__refcount_add_not_zero.constprop.0) from [<c13c90b4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4822 06:25:23.035646  # [   96.238073]  r5:c6349000 r4:c63ea000

 4823 06:25:23.079351  # [   96.241923] [<c13c9064>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4824 06:25:23.079440  # [   96.252187]  r4:00000039

 4825 06:25:23.079496  # [   96.254991] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4826 06:25:23.079545  # [   96.263269] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4827 06:25:23.079591  # [   96.271456]  r9:c63ebf60 r8:c30236c0 r7:00000020 r6:b6e11000 r5:c623f900 r4:c0c57e4c

 4828 06:25:23.123379  # [   96.279477] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4829 06:25:23.123473  # [   96.287577]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e11000 r5:c623f900 r4:00000000

 4830 06:25:23.123530  # [   96.295590] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4831 06:25:23.123579  # [   96.302995]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c63ea000 r5:c623f900

 4832 06:25:23.123626  # [   96.311088]  r4:c623f900

 4833 06:25:23.123680  # [   96.313893] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4834 06:25:23.123737  # [   96.321297]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000020 r4:00000020

 4835 06:25:23.167360  # [   96.329313] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4836 06:25:23.167444  # [   96.337148] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 4837 06:25:23.167504  # [   96.342469] bfa0:                   00000020 00000020 00000001 b6e11000 00000020 00000000

 4838 06:25:23.167558  # [   96.350914] bfc0: 00000020 00000020 b6f58e00 00000004 00000001 00000000 00020000 beaf3ac4

 4839 06:25:23.167608  # [   96.359356] bfe0: 00000004 beaf37f8 b6ec2d8f b6e497e6

 4840 06:25:23.167652  # [   96.364747] irq event stamp: 0

 4841 06:25:23.167710  # [   96.370947] hardirqs last  enabled at (0): [<00000000>] 0x0

 4842 06:25:23.211368  # [   96.379653] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4843 06:25:23.211461  # [   96.390293] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4844 06:25:23.211530  # [   96.400274] softirqs last disabled at (0): [<00000000>] 0x0

 4845 06:25:23.211585  # [   96.406143] ---[ end trace 42e62c1453b9a1de ]---

 4846 06:25:23.211641  # [   96.411055] lkdtm: Saturation detected: still saturated

 4847 06:25:23.211694  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4848 06:25:23.211750  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1

 4849 06:25:23.255363  # self<6>[   96.874348] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4850 06:25:23.255446  tests: lkdtm: REFCOUNT_DEC_AND_TE<6>[   96.882790] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4851 06:25:23.255518  ST_SATURATED.sh

 4852 06:25:23.255581  <4>[   96.892668] ------------[ cut here ]------------

 4853 06:25:23.255635  <4>[   96.898950] WARNING: CPU: 3 PID: 3171 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4854 06:25:23.255688  <4>[   96.907816] refcount_t: underflow; use-after-free.

 4855 06:25:23.299355  <4>[   96.912911] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4856 06:25:23.299450  <4>[   96.942326] CPU: 3 PID: 3171 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4857 06:25:23.299507  <4>[   96.950338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4858 06:25:23.299555  <4>[   96.957132] Backtrace: 

 4859 06:25:23.343319  <4>[   96.959864] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4860 06:25:23.343406  <4>[   96.967704]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4861 06:25:23.343463  <4>[   96.973636] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4862 06:25:23.343512  <4>[   96.981220] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4863 06:25:23.343557  <4>[   96.988453]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4864 06:25:23.343603  <4>[   96.996467] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4865 06:25:23.387376  <4>[   97.004217]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c6268000

 4866 06:25:23.387460  <4>[   97.010151] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4867 06:25:23.387516  <4>[   97.019465]  r9:c1ad5ba4 r8:c15ebd0c r7:c6269f60 r6:00000020 r5:c6518000 r4:c6268000

 4868 06:25:23.387573  <4>[   97.027483] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4869 06:25:23.431369  <4>[   97.038196] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c913c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4870 06:25:23.431466  <4>[   97.050206] [<c13c90ec>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4871 06:25:23.431523  <4>[   97.060470]  r4:0000003a

 4872 06:25:23.431573  <4>[   97.063273] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4873 06:25:23.431620  <4>[   97.071552] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4874 06:25:23.431666  <4>[   97.079737]  r9:c6269f60 r8:c30236c0 r7:00000020 r6:b6e3a000 r5:c623c780 r4:c0c57e4c

 4875 06:25:23.475390  <4>[   97.087756] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4876 06:25:23.475490  <4>[   97.095855]  r9:c07e1b5c r8:c6269f60 r7:c2815800 r6:b6e3a000 r5:c623c780 r4:00000000

 4877 06:25:23.475560  <4>[   97.103867] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4878 06:25:23.475619  <4>[   97.111272]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6268000 r5:c623c780

 4879 06:25:23.475679  <4>[   97.119366]  r4:c623c780

 4880 06:25:23.475733  <4>[   97.122171] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4881 06:25:23.519345  <4>[   97.129576]  r9:c6268000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000020 r4:00000020

 4882 06:25:23.519436  <4>[   97.137593] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4883 06:25:23.519500  <4>[   97.145427] Exception stack(0xc6269fa8 to 0xc6269ff0)

 4884 06:25:23.519551  <4>[   97.150749] 9fa0:                   00000020 00000020 00000001 b6e3a000 00000020 00000000

 4885 06:25:23.519599  <4>[   97.159197] 9fc0: 00000020 00000020 b6f81e00 00000004 00000001 00000000 00020000 beda0ac4

 4886 06:25:23.519646  <4>[   97.167640] 9fe0: 00000004 beda07f8 b6eebd8f b6e727e6

 4887 06:25:23.519693  <4>[   97.173011] irq event stamp: 0

 4888 06:25:23.563329  <4>[   97.176346] hardirqs last  enabled at (0): [<00000000>] 0x0

 4889 06:25:23.563419  <4>[   97.182221] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4890 06:25:23.563480  <4>[   97.189986] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4891 06:25:23.563530  <4>[   97.197783] softirqs last disabled at (0): [<00000000>] 0x0

 4892 06:25:23.563578  <4>[   97.203665] ---[ end trace 42e62c1453b9a1df ]---

 4893 06:25:23.563625  <6>[   97.208572] lkdtm: Saturation detected: still saturated

 4894 06:25:23.696631  # [   96.874348] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4895 06:25:23.696758  # [   96.882790] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4896 06:25:23.696815  # [   96.892668] ------------[ cut here ]------------

 4897 06:25:23.696864  # [   96.898950] WARNING: CPU: 3 PID: 3171 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4898 06:25:23.696910  # [   96.907816] refcount_t: underflow; use-after-free.

 4899 06:25:23.739600  # [   96.912911] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4900 06:25:23.739706  # [   96.942326] CPU: 3 PID: 3171 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4901 06:25:23.739762  # [   96.950338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4902 06:25:23.739811  # [   96.957132] Backtrace: 

 4903 06:25:23.783373  # [   96.959864] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4904 06:25:23.783462  # [   96.967704]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4905 06:25:23.783523  # [   96.973636] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4906 06:25:23.783574  # [   96.981220] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4907 06:25:23.783622  # [   96.988453]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4908 06:25:23.783668  # [   96.996467] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4909 06:25:23.783715  # [   97.004217]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c6268000

 4910 06:25:23.827436  # [   97.010151] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4911 06:25:23.827533  # [   97.019465]  r9:c1ad5ba4 r8:c15ebd0c r7:c6269f60 r6:00000020 r5:c6518000 r4:c6268000

 4912 06:25:23.827602  # [   97.027483] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4913 06:25:23.827656  # [   97.038196] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c913c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4914 06:25:23.871359  # [   97.050206] [<c13c90ec>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4915 06:25:23.871443  # [   97.060470]  r4:0000003a

 4916 06:25:23.871496  # [   97.063273] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4917 06:25:23.871567  # [   97.071552] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4918 06:25:23.871618  # [   97.079737]  r9:c6269f60 r8:c30236c0 r7:00000020 r6:b6e3a000 r5:c623c780 r4:c0c57e4c

 4919 06:25:23.871664  # [   97.087756] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4920 06:25:23.915387  # [   97.095855]  r9:c07e1b5c r8:c6269f60 r7:c2815800 r6:b6e3a000 r5:c623c780 r4:00000000

 4921 06:25:23.915477  # [   97.103867] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4922 06:25:23.915537  # [   97.111272]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6268000 r5:c623c780

 4923 06:25:23.915584  # [   97.119366]  r4:c623c780

 4924 06:25:23.915630  # [   97.122171] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4925 06:25:23.915673  # [   97.129576]  r9:c6268000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000020 r4:00000020

 4926 06:25:23.959371  # [   97.137593] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4927 06:25:23.959459  # [   97.145427] Exception stack(0xc6269fa8 to 0xc6269ff0)

 4928 06:25:23.959520  # [   97.150749] 9fa0:                   00000020 00000020 00000001 b6e3a000 00000020 00000000

 4929 06:25:23.959572  # [   97.159197] 9fc0: 00000020 00000020 b6f81e00 00000004 00000001 00000000 00020000 beda0ac4

 4930 06:25:23.959629  # [   97.167640] 9fe0: 00000004 beda07f8 b6eebd8f b6e727e6

 4931 06:25:23.959678  # [   97.173011] irq event stamp: 0

 4932 06:25:23.959727  # [   97.176346] hardirqs last  enabled at (0): [<00000000>] 0x0

 4933 06:25:24.003407  # [   97.182221] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4934 06:25:24.003501  # [   97.189986] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4935 06:25:24.003575  # [   97.197783] softirqs last disabled at (0): [<00000000>] 0x0

 4936 06:25:24.003632  # [   97.203665] ---[ end trace 42e62c1453b9a1df ]---

 4937 06:25:24.003682  # [   97.208572] lkdtm: Saturation detected: still saturated

 4938 06:25:24.003729  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4939 06:25:24.003775  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4940 06:25:24.047371  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_S<6>[   97.665450] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4941 06:25:24.047464  ATURATED.sh

 4942 06:25:24.047525  <6>[   97.674673] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4943 06:25:24.047577  <4>[   97.682870] ------------[ cut here ]------------

 4944 06:25:24.047625  <4>[   97.687805] WARNING: CPU: 3 PID: 3207 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4945 06:25:24.047672  <4>[   97.696633] refcount_t: underflow; use-after-free.

 4946 06:25:24.091369  <4>[   97.701723] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4947 06:25:24.091462  <4>[   97.731136] CPU: 3 PID: 3207 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4948 06:25:24.091528  <4>[   97.739148] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4949 06:25:24.091575  <4>[   97.745940] Backtrace: 

 4950 06:25:24.135357  <4>[   97.748670] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4951 06:25:24.135445  <4>[   97.756510]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4952 06:25:24.135514  <4>[   97.762442] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4953 06:25:24.135571  <4>[   97.770026] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4954 06:25:24.135624  <4>[   97.777258]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4955 06:25:24.135671  <4>[   97.785273] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 4956 06:25:24.179375  <4>[   97.793022]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c619e000

 4957 06:25:24.179458  <4>[   97.798954] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 4958 06:25:24.179528  <4>[   97.808268]  r9:c1ad5bc4 r8:c15ebd0c r7:c619ff60 r6:00000020 r5:c59a3000 r4:c619e000

 4959 06:25:24.179591  <4>[   97.816287] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4960 06:25:24.179659  <4>[   97.826998] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c91c4>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4961 06:25:24.223341  <4>[   97.839007] [<c13c9174>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 4962 06:25:24.223425  <4>[   97.849272]  r4:0000003b

 4963 06:25:24.223479  <4>[   97.852077] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 4964 06:25:24.223527  <4>[   97.860355] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 4965 06:25:24.223571  <4>[   97.868540]  r9:c619ff60 r8:c30236c0 r7:00000020 r6:b6ded000 r5:c601cdc0 r4:c0c57e4c

 4966 06:25:24.267376  <4>[   97.876559] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 4967 06:25:24.267466  <4>[   97.884658]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6ded000 r5:c601cdc0 r4:00000000

 4968 06:25:24.267528  <4>[   97.892670] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 4969 06:25:24.267581  <4>[   97.900074]  r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c619e000 r5:c601cdc0

 4970 06:25:24.267634  <4>[   97.908169]  r4:c601cdc0

 4971 06:25:24.267679  <4>[   97.910973] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 4972 06:25:24.267743  <4>[   97.918378]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000020 r4:00000020

 4973 06:25:24.311327  <4>[   97.926393] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4974 06:25:24.311420  <4>[   97.934228] Exception stack(0xc619ffa8 to 0xc619fff0)

 4975 06:25:24.311479  <4>[   97.939550] ffa0:                   00000020 00000020 00000001 b6ded000 00000020 00000000

 4976 06:25:24.311528  <4>[   97.947997] ffc0: 00000020 00000020 b6f34e00 00000004 00000001 00000000 00020000 befdfac4

 4977 06:25:24.311574  <4>[   97.956439] ffe0: 00000004 befdf7f8 b6e9ed8f b6e257e6

 4978 06:25:24.311620  <4>[   97.961811] irq event stamp: 0

 4979 06:25:24.355328  <4>[   97.965145] hardirqs last  enabled at (0): [<00000000>] 0x0

 4980 06:25:24.355415  <4>[   97.971024] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4981 06:25:24.355479  <4>[   97.978790] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4982 06:25:24.355529  <4>[   97.986601] softirqs last disabled at (0): [<00000000>] 0x0

 4983 06:25:24.355576  <4>[   97.992507] ---[ end trace 42e62c1453b9a1e0 ]---

 4984 06:25:24.355623  <6>[   97.997403] lkdtm: Saturation detected: still saturated

 4985 06:25:24.483272  # [   97.665450] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4986 06:25:24.483369  # [   97.674673] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4987 06:25:24.483440  # [   97.682870] ------------[ cut here ]------------

 4988 06:25:24.483495  # [   97.687805] WARNING: CPU: 3 PID: 3207 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4989 06:25:24.483553  # [   97.696633] refcount_t: underflow; use-after-free.

 4990 06:25:24.526795  # [   97.701723] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic dw_hdmi_imx imx_ldb dw_hdmi parallel_display snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3

 4991 06:25:24.526879  # [   97.731136] CPU: 3 PID: 3207 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 4992 06:25:24.526933  # [   97.739148] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4993 06:25:24.526981  # [   97.745940] Backtrace: 

 4994 06:25:24.527026  # [   97.748670] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 4995 06:25:24.569496  # [   97.756510]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 4996 06:25:24.569587  # [   97.762442] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 4997 06:25:24.569645  # [   97.770026] [<c13c1bc8>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4998 06:25:24.569694  # [   97.777258]  r9:00000009 r8:c0875544 r7:0000001c r6:00000009 r5:c0875544 r4:c1a29b54

 4999 06:25:24.569742  # [   97.785273] [<c0356730>] (__warn) from [<c13bbb98>] (warn_slowpath_fmt+0x8c/0xa8)

 5000 06:25:24.569789  # [   97.793022]  r7:0000001c r6:c1a29b54 r5:c1a29b90 r4:c619e000

 5001 06:25:24.612736  # [   97.798954] [<c13bbb10>] (warn_slowpath_fmt) from [<c0875544>] (refcount_warn_saturate+0x13c/0x174)

 5002 06:25:24.612820  # [   97.808268]  r9:c1ad5bc4 r8:c15ebd0c r7:c619ff60 r6:00000020 r5:c59a3000 r4:c619e000

 5003 06:25:24.612878  # [   97.816287] [<c0875408>] (refcount_warn_saturate) from [<c0c58b68>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 5004 06:25:24.612930  # [   97.826998] [<c0c58b04>] (__refcount_sub_and_test.constprop.0) from [<c13c91c4>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 5005 06:25:24.655760  # [   97.839007] [<c13c9174>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 5006 06:25:24.655845  # [   97.849272]  r4:0000003b

 5007 06:25:24.655916  # [   97.852077] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 5008 06:25:24.655995  # [   97.860355] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 5009 06:25:24.656049  # [   97.868540]  r9:c619ff60 r8:c30236c0 r7:00000020 r6:b6ded000 r5:c601cdc0 r4:c0c57e4c

 5010 06:25:24.656103  # [   97.876559] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 5011 06:25:24.699405  # [   97.884658]  r9:c07e1b5c r8:c619ff60 r7:c2815800 r6:b6ded000 r5:c601cdc0 r4:00000000

 5012 06:25:24.699484  # [   97.892670] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 5013 06:25:24.699542  # [   97.900074]  r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c619e000 r5:c601cdc0

 5014 06:25:24.699594  # [   97.908169]  r4:c601cdc0

 5015 06:25:24.699649  # [   97.910973] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 5016 06:25:24.699699  # [   97.918378]  r9:c619e000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000020 r4:00000020

 5017 06:25:24.699749  # [   97.926393] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5018 06:25:24.743326  # [   97.934228] Exception stack(0xc619ffa8 to 0xc619fff0)

 5019 06:25:24.743410  # [   97.939550] ffa0:                   00000020 00000020 00000001 b6ded000 00000020 00000000

 5020 06:25:24.743482  # [   97.947997] ffc0: 00000020 00000020 b6f34e00 00000004 00000001 00000000 00020000 befdfac4

 5021 06:25:24.743530  # [   97.956439] ffe0: 00000004 befdf7f8 b6e9ed8f b6e257e6

 5022 06:25:24.743575  # [   97.961811] irq event stamp: 0

 5023 06:25:24.743621  # [   97.965145] hardirqs last  enabled at (0): [<00000000>] 0x0

 5024 06:25:24.743666  # [   97.971024] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5025 06:25:24.787381  # [   97.978790] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5026 06:25:24.787471  # [   97.986601] softirqs last disabled at (0): [<00000000>] 0x0

 5027 06:25:24.787536  # [   97.992507] ---[ end trace 42e62c1453b9a1e0 ]---

 5028 06:25:24.787597  # [   97.997403] lkdtm: Saturation detected: still saturated

 5029 06:25:24.787647  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 5030 06:25:24.787691  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 5031 06:25:24.787747  # selftests: lkdtm: REFCOUNT_TIMING.sh

 5032 06:25:24.787790  # Skipping REFCOUNT_TIMING: timing only

 5033 06:25:24.831366  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 5034 06:25:24.831443  # selftests: lkdtm: ATOMIC_TIMING.sh

 5035 06:25:24.900473  # Skipping ATOMIC_TIMING: timing only

 5036 06:25:24.900550  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 5037 06:25:24.916241  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 5038 06:25:25.171987  <6>[   98.807587] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5039 06:25:25.172107  <6>[   98.813959] lkdtm: attempting good copy_to_user of correct size

 5040 06:25:25.172196  <6>[   98.820191] lkdtm: attempting bad copy_to_user of too large size

 5041 06:25:25.306822  # [   98.807587] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5042 06:25:25.306929  # [   98.813959] lkdtm: attempting good copy_to_user of correct size

 5043 06:25:25.306988  # [   98.820191] lkdtm: attempting bad copy_to_user of too large size

 5044 06:25:25.307035  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 5045 06:25:25.332935  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 5046 06:25:25.348786  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 5047 06:25:25.604615  <6>[   99.239146] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5048 06:25:25.604731  <6>[   99.245799] lkdtm: attempting good copy_from_user of correct size

 5049 06:25:25.604798  <6>[   99.252260] lkdtm: attempting bad copy_from_user of too large size

 5050 06:25:25.746159  # [   99.239146] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5051 06:25:25.746270  # [   99.245799] lkdtm: attempting good copy_from_user of correct size

 5052 06:25:25.746348  # [   99.252260] lkdtm: attempting bad copy_from_user of too large size

 5053 06:25:25.746401  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 5054 06:25:25.767544  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 5055 06:25:25.783335  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 5056 06:25:26.030638  <6>[   99.668252] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5057 06:25:26.030761  <6>[   99.675082] lkdtm: attempting good copy_to_user inside whitelist

 5058 06:25:26.030825  <6>[   99.681447] lkdtm: attempting bad copy_to_user outside whitelist

 5059 06:25:26.177850  # [   99.668252] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5060 06:25:26.177959  # [   99.675082] lkdtm: attempting good copy_to_user inside whitelist

 5061 06:25:26.178024  # [   99.681447] lkdtm: attempting bad copy_to_user outside whitelist

 5062 06:25:26.178071  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 5063 06:25:26.201613  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 5064 06:25:26.217744  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 5065 06:25:26.466378  <6>[  100.103229] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5066 06:25:26.466491  <6>[  100.110156] lkdtm: attempting good copy_from_user inside whitelist

 5067 06:25:26.466555  <6>[  100.116702] lkdtm: attempting bad copy_from_user outside whitelist

 5068 06:25:26.605933  # [  100.103229] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5069 06:25:26.606037  # [  100.110156] lkdtm: attempting good copy_from_user inside whitelist

 5070 06:25:26.606092  # [  100.116702] lkdtm: attempting bad copy_from_user outside whitelist

 5071 06:25:26.606138  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 5072 06:25:26.630019  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 5073 06:25:26.646163  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 5074 06:25:26.903531  <6>[  100.530205] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5075 06:25:26.903648  <6>[  100.536737] lkdtm: good_stack: c63ebe0c-c63ebe2c

 5076 06:25:26.903706  <6>[  100.541659] lkdtm: bad_stack : c63ebd84-c63ebda4

 5077 06:25:26.903753  <6>[  100.546561] lkdtm: attempting good copy_to_user of local stack

 5078 06:25:26.903798  <6>[  100.552735] lkdtm: attempting bad copy_to_user of distant stack

 5079 06:25:27.041536  # [  100.530205] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5080 06:25:27.041653  # [  100.536737] lkdtm: good_stack: c63ebe0c-c63ebe2c

 5081 06:25:27.041721  # [  100.541659] lkdtm: bad_stack : c63ebd84-c63ebda4

 5082 06:25:27.041769  # [  100.546561] lkdtm: attempting good copy_to_user of local stack

 5083 06:25:27.041815  # [  100.552735] lkdtm: attempting bad copy_to_user of distant stack

 5084 06:25:27.041859  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 5085 06:25:27.063400  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 5086 06:25:27.079596  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 5087 06:25:27.350970  <6>[  100.977475] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5088 06:25:27.351103  <6>[  100.984167] lkdtm: good_stack: c6269e0c-c6269e2c

 5089 06:25:27.351164  <6>[  100.989062] lkdtm: bad_stack : c6269d84-c6269da4

 5090 06:25:27.351217  <6>[  100.994074] lkdtm: attempting good copy_from_user of local stack

 5091 06:25:27.351267  <6>[  101.000398] lkdtm: attempting bad copy_from_user of distant stack

 5092 06:25:27.497183  # [  100.977475] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5093 06:25:27.497300  # [  100.984167] lkdtm: good_stack: c6269e0c-c6269e2c

 5094 06:25:27.497356  # [  100.989062] lkdtm: bad_stack : c6269d84-c6269da4

 5095 06:25:27.497402  # [  100.994074] lkdtm: attempting good copy_from_user of local stack

 5096 06:25:27.497446  # [  101.000398] lkdtm: attempting bad copy_from_user of distant stack

 5097 06:25:27.497489  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 5098 06:25:27.518924  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 5099 06:25:27.534972  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 5100 06:25:27.796688  <6>[  101.425911] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5101 06:25:27.796815  <6>[  101.432366] lkdtm: good_stack: c62e3e0c-c62e3e2c

 5102 06:25:27.796871  <6>[  101.437288] lkdtm: bad_stack : c62e3ffc-c62e401c

 5103 06:25:27.796918  <6>[  101.442230] lkdtm: attempting good copy_to_user of local stack

 5104 06:25:27.796963  <6>[  101.448379] lkdtm: attempting bad copy_to_user of distant stack

 5105 06:25:27.942206  # [  101.425911] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5106 06:25:27.942312  # [  101.432366] lkdtm: good_stack: c62e3e0c-c62e3e2c

 5107 06:25:27.942382  # [  101.437288] lkdtm: bad_stack : c62e3ffc-c62e401c

 5108 06:25:27.942433  # [  101.442230] lkdtm: attempting good copy_to_user of local stack

 5109 06:25:27.942482  # [  101.448379] lkdtm: attempting bad copy_to_user of distant stack

 5110 06:25:27.942529  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5111 06:25:27.962980  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5112 06:25:27.978859  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5113 06:25:28.232694  <6>[  101.864485] lkdtm: Performing direct entry USERCOPY_KERNEL

 5114 06:25:28.232807  <6>[  101.870262] lkdtm: attempting good copy_to_user from kernel rodata: c15ebfb8

 5115 06:25:28.232865  <6>[  101.877860] lkdtm: attempting bad copy_to_user from kernel text: c053daa4

 5116 06:25:28.232913  <3>[  101.885231] lkdtm: FAIL: survived bad copy_to_user()

 5117 06:25:28.373828  # [  101.864485] lkdtm: Performing direct entry USERCOPY_KERNEL

 5118 06:25:28.373917  # [  101.870262] lkdtm: attempting good copy_to_user from kernel rodata: c15ebfb8

 5119 06:25:28.373988  # [  101.877860] lkdtm: attempting bad copy_to_user from kernel text: c053daa4

 5120 06:25:28.374048  # [  101.885231] lkdtm: FAIL: survived bad copy_to_user()

 5121 06:25:28.374109  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5122 06:25:28.389428  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5123 06:25:28.405408  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5124 06:25:28.688736  <6>[  102.313709] lkdtm: Performing direct entry STACKLEAK_ERASING

 5125 06:25:28.688850  <6>[  102.319656] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5126 06:25:28.688910  <3>[  102.327016] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5127 06:25:28.688961  <3>[  102.334252] lkdtm: FAIL: the thread stack is NOT properly erased

 5128 06:25:28.689008  <4>[  102.340543] CPU: 0 PID: 3583 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 5129 06:25:28.689055  <4>[  102.348559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5130 06:25:28.689103  <4>[  102.355354] Backtrace: 

 5131 06:25:28.732120  <4>[  102.358094] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 5132 06:25:28.732201  <4>[  102.365938]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 5133 06:25:28.732254  <4>[  102.371873] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 5134 06:25:28.732302  <4>[  102.379464] [<c13c1bc8>] (dump_stack) from [<c13c94ac>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5135 06:25:28.732348  <4>[  102.388262]  r9:c1ad5ccc r8:c15ebd0c r7:c63ebf60 r6:c63ebe34 r5:c63ea000 r4:0000078d

 5136 06:25:28.775531  <4>[  102.396285] [<c13c9364>] (lkdtm_STACKLEAK_ERASING) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 5137 06:25:28.775609  <4>[  102.405342]  r8:c15ebd0c r7:c63ebf60 r6:00000012 r5:c5e4e000 r4:00000046

 5138 06:25:28.775663  <4>[  102.412318] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 5139 06:25:28.775710  <4>[  102.420602] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 5140 06:25:28.775756  <4>[  102.428791]  r9:c63ebf60 r8:c30236c0 r7:00000012 r6:b6e50000 r5:c623e640 r4:c0c57e4c

 5141 06:25:28.818685  <4>[  102.436817] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 5142 06:25:28.818774  <4>[  102.444921]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e50000 r5:c623e640 r4:00000000

 5143 06:25:28.818830  <4>[  102.452940] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 5144 06:25:28.818878  <4>[  102.460349]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c63ea000 r5:c623e640

 5145 06:25:28.818923  <4>[  102.468445]  r4:c623e640

 5146 06:25:28.818967  <4>[  102.471254] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 5147 06:25:28.819011  <4>[  102.478661]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000012 r4:00000012

 5148 06:25:28.865830  <4>[  102.486680] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5149 06:25:28.865914  <4>[  102.494519] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 5150 06:25:28.865969  <4>[  102.499844] bfa0:                   00000012 00000012 00000001 b6e50000 00000012 00000000

 5151 06:25:28.866016  <4>[  102.508296] bfc0: 00000012 00000012 b6f97e00 00000004 00000001 00000000 00020000 bed92ac4

 5152 06:25:28.866062  <4>[  102.516742] bfe0: 00000004 bed927f8 b6f01d8f b6e887e6

 5153 06:25:28.998564  # [  102.313709] lkdtm: Performing direct entry STACKLEAK_ERASING

 5154 06:25:28.998657  # [  102.319656] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5155 06:25:28.998712  # [  102.327016] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5156 06:25:28.998760  # [  102.334252] lkdtm: FAIL: the thread stack is NOT properly erased

 5157 06:25:28.998805  # [  102.340543] CPU: 0 PID: 3583 Comm: cat Tainted: G      D W         5.10.207-cip41 #1

 5158 06:25:28.998849  # [  102.348559] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5159 06:25:29.041726  # [  102.355354] Backtrace: 

 5160 06:25:29.041805  # [  102.358094] [<c13ba6a0>] (dump_backtrace) from [<c13baa60>] (show_stack+0x20/0x24)

 5161 06:25:29.041859  # [  102.365938]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8

 5162 06:25:29.041906  # [  102.371873] [<c13baa40>] (show_stack) from [<c13c1ca8>] (dump_stack+0xe0/0x100)

 5163 06:25:29.041952  # [  102.379464] [<c13c1bc8>] (dump_stack) from [<c13c94ac>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5164 06:25:29.041996  # [  102.388262]  r9:c1ad5ccc r8:c15ebd0c r7:c63ebf60 r6:c63ebe34 r5:c63ea000 r4:0000078d

 5165 06:25:29.085129  # [  102.396285] [<c13c9364>] (lkdtm_STACKLEAK_ERASING) from [<c0c57a6c>] (lkdtm_do_action+0x2c/0x4c)

 5166 06:25:29.085277  # [  102.405342]  r8:c15ebd0c r7:c63ebf60 r6:00000012 r5:c5e4e000 r4:00000046

 5167 06:25:29.085338  # [  102.412318] [<c0c57a40>] (lkdtm_do_action) from [<c0c57f6c>] (direct_entry+0x120/0x18c)

 5168 06:25:29.085394  # [  102.420602] [<c0c57e4c>] (direct_entry) from [<c07e1bc0>] (full_proxy_write+0x64/0x94)

 5169 06:25:29.085445  # [  102.428791]  r9:c63ebf60 r8:c30236c0 r7:00000012 r6:b6e50000 r5:c623e640 r4:c0c57e4c

 5170 06:25:29.085495  # [  102.436817] [<c07e1b5c>] (full_proxy_write) from [<c059baac>] (vfs_write+0x10c/0x53c)

 5171 06:25:29.127611  # [  102.444921]  r9:c07e1b5c r8:c63ebf60 r7:c2815800 r6:b6e50000 r5:c623e640 r4:00000000

 5172 06:25:29.127726  # [  102.452940] [<c059b9a0>] (vfs_write) from [<c059c058>] (ksys_write+0x74/0xec)

 5173 06:25:29.127789  # [  102.460349]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c63ea000 r5:c623e640

 5174 06:25:29.127844  # [  102.468445]  r4:c623e640

 5175 06:25:29.127898  # [  102.471254] [<c059bfe4>] (ksys_write) from [<c059c0e8>] (sys_write+0x18/0x1c)

 5176 06:25:29.127950  # [  102.478661]  r9:c63ea000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000012 r4:00000012

 5177 06:25:29.170650  # [  102.486680] [<c059c0d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5178 06:25:29.170748  # [  102.494519] Exception stack(0xc63ebfa8 to 0xc63ebff0)

 5179 06:25:29.170809  # [  102.499844] bfa0:                   00000012 00000012 00000001 b6e50000 00000012 00000000

 5180 06:25:29.170862  # [  102.508296] bfc0: 00000012 00000012 b6f97e00 00000004 00000001 00000000 00020000 bed92ac4

 5181 06:25:29.170913  # [  102.516742] bfe0: 00000004 bed927f8 b6f01d8f b6e887e6

 5182 06:25:29.170962  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5183 06:25:29.191621  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5184 06:25:29.191745  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5185 06:25:29.314247  <6>[  102.946543] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5186 06:25:29.314396  <6>[  102.952603] lkdtm: Calling matched prototype ...

 5187 06:25:29.314471  <6>[  102.957523] lkdtm: Calling mismatched prototype ...

 5188 06:25:29.314526  <6>[  102.962741] lkdtm: Fail: survived mismatched prototype function call!

 5189 06:25:29.449206  # [  102.946543] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5190 06:25:29.449369  # [  102.952603] lkdtm: Calling matched prototype ...

 5191 06:25:29.449445  # [  102.957523] lkdtm: Calling mismatched prototype ...

 5192 06:25:29.449503  # [  102.962741] lkdtm: Fail: survived mismatched prototype function call!

 5193 06:25:29.449557  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5194 06:25:29.464995  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5195 06:25:30.115339  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 5196 06:25:30.115490  lkdtm_BUG_sh pass

 5197 06:25:30.115585  lkdtm_WARNING_sh pass

 5198 06:25:30.115657  lkdtm_WARNING_MESSAGE_sh pass

 5199 06:25:30.115725  lkdtm_EXCEPTION_sh fail

 5200 06:25:30.115793  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 5201 06:25:30.115861  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 5202 06:25:30.115928  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 5203 06:25:30.115994  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 5204 06:25:30.116058  lkdtm_CORRUPT_LIST_ADD_sh fail

 5205 06:25:30.116121  lkdtm_CORRUPT_LIST_DEL_sh fail

 5206 06:25:30.116186  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5207 06:25:30.116250  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5208 06:25:30.158266  lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh skip

 5209 06:25:30.158386  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 5210 06:25:30.158475  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 5211 06:25:30.158545  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 5212 06:25:30.158611  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 5213 06:25:30.158675  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 5214 06:25:30.158736  lkdtm_READ_AFTER_FREE_sh fail

 5215 06:25:30.201407  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 5216 06:25:30.201556  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5217 06:25:30.201619  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5218 06:25:30.201669  lkdtm_SLAB_FREE_CROSS_sh fail

 5219 06:25:30.201715  lkdtm_SLAB_FREE_PAGE_sh fail

 5220 06:25:30.201760  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 5221 06:25:30.201807  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 5222 06:25:30.201853  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 5223 06:25:30.201898  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 5224 06:25:30.201942  lkdtm_EXEC_DATA_sh fail

 5225 06:25:30.201988  lkdtm_EXEC_STACK_sh fail

 5226 06:25:30.202033  lkdtm_EXEC_KMALLOC_sh fail

 5227 06:25:30.202078  lkdtm_EXEC_VMALLOC_sh fail

 5228 06:25:30.244628  lkdtm_EXEC_RODATA_sh fail

 5229 06:25:30.244769  lkdtm_EXEC_USERSPACE_sh fail

 5230 06:25:30.244848  lkdtm_EXEC_NULL_sh fail

 5231 06:25:30.244904  lkdtm_ACCESS_USERSPACE_sh fail

 5232 06:25:30.244957  lkdtm_ACCESS_NULL_sh fail

 5233 06:25:30.245009  lkdtm_WRITE_RO_sh fail

 5234 06:25:30.245079  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5235 06:25:30.245135  lkdtm_WRITE_KERN_sh fail

 5236 06:25:30.245191  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5237 06:25:30.245248  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5238 06:25:30.245304  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5239 06:25:30.245355  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5240 06:25:30.245401  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5241 06:25:30.245446  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5242 06:25:30.245491  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5243 06:25:30.287601  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5244 06:25:30.287757  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5245 06:25:30.287819  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5246 06:25:30.287868  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5247 06:25:30.287916  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5248 06:25:30.287963  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5249 06:25:30.288008  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5250 06:25:30.288055  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5251 06:25:30.288100  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5252 06:25:30.288144  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5253 06:25:30.288189  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 5254 06:25:30.330766  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 5255 06:25:30.330868  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5256 06:25:30.330924  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5257 06:25:30.330974  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5258 06:25:30.331019  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5259 06:25:30.331063  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5260 06:25:30.331107  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5261 06:25:30.331151  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5262 06:25:30.331202  lkdtm_USERCOPY_KERNEL_sh fail

 5263 06:25:30.331248  lkdtm_STACKLEAK_ERASING_sh fail

 5264 06:25:30.331297  lkdtm_CFI_FORWARD_PROTO_sh fail

 5265 06:25:30.331341  + ../../utils/send-to-lava.sh ./output/result.txt

 5266 06:25:30.369593  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 5267 06:25:30.369748  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 5268 06:25:30.369825  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5269 06:25:30.370285  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5271 06:25:30.370527  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 5273 06:25:30.370682  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5275 06:25:30.446552  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5276 06:25:30.446886  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5278 06:25:30.520477  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5279 06:25:30.520794  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5281 06:25:30.597376  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5282 06:25:30.597626  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5284 06:25:30.676197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 5285 06:25:30.676455  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 5287 06:25:30.752724  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 5288 06:25:30.753063  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 5290 06:25:30.832363  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 5291 06:25:30.832637  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 5293 06:25:30.916846  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 5294 06:25:30.917135  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 5296 06:25:30.992838  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5297 06:25:30.993099  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5299 06:25:31.072458  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5300 06:25:31.072728  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5302 06:25:31.152298  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5303 06:25:31.152550  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5305 06:25:31.232593  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5306 06:25:31.232846  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5308 06:25:31.309203  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip>

 5309 06:25:31.309450  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip
 5311 06:25:31.389013  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 5312 06:25:31.389262  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 5314 06:25:31.468888  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 5315 06:25:31.469137  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 5317 06:25:31.552906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 5318 06:25:31.553160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 5320 06:25:31.624864  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 5321 06:25:31.625116  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 5323 06:25:31.698836  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 5324 06:25:31.699086  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 5326 06:25:31.773567  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5327 06:25:31.773821  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5329 06:25:31.851490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 5330 06:25:31.851765  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 5332 06:25:31.925247  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5333 06:25:31.925492  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5335 06:25:32.002530  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5336 06:25:32.002855  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5338 06:25:32.081474  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5339 06:25:32.082019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5341 06:25:32.160503  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5342 06:25:32.161105  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5344 06:25:32.240476  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 5345 06:25:32.241052  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 5347 06:25:32.325407  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 5348 06:25:32.326059  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 5350 06:25:32.404970  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 5351 06:25:32.405569  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 5353 06:25:32.490238  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 5354 06:25:32.490589  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 5356 06:25:32.570832  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5357 06:25:32.571452  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5359 06:25:32.657717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5360 06:25:32.658064  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5362 06:25:32.744831  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5363 06:25:32.745473  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5365 06:25:32.822884  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5366 06:25:32.823569  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5368 06:25:32.908397  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5369 06:25:32.908703  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5371 06:25:32.993492  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5372 06:25:32.993841  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5374 06:25:33.073754  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5375 06:25:33.074374  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5377 06:25:33.153268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5378 06:25:33.153913  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5380 06:25:33.237662  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5381 06:25:33.237969  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5383 06:25:33.318104  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5384 06:25:33.318826  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5386 06:25:33.405942  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5387 06:25:33.406269  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5389 06:25:33.485984  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5390 06:25:33.486628  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5392 06:25:33.573954  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5393 06:25:33.574595  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5395 06:25:33.658492  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5396 06:25:33.658795  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5398 06:25:33.743950  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5399 06:25:33.744366  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5401 06:25:33.829404  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5402 06:25:33.829710  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5404 06:25:33.914313  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5405 06:25:33.914973  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5407 06:25:33.994039  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5408 06:25:33.994695  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5410 06:25:34.081146  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5411 06:25:34.081805  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5413 06:25:34.167656  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5414 06:25:34.167971  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5416 06:25:34.252270  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5417 06:25:34.252612  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5419 06:25:34.332493  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5420 06:25:34.332865  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5422 06:25:34.418930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5423 06:25:34.419220  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5425 06:25:34.504070  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5426 06:25:34.504351  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5428 06:25:34.589008  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5429 06:25:34.589269  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5431 06:25:34.674754  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5432 06:25:34.675010  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5434 06:25:34.759835  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5435 06:25:34.760101  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5437 06:25:34.844468  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5438 06:25:34.844731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5440 06:25:34.929172  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5441 06:25:34.929446  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5443 06:25:35.014175  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 5444 06:25:35.014452  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 5446 06:25:35.108770  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 5447 06:25:35.109032  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 5449 06:25:35.194831  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5450 06:25:35.195074  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5452 06:25:35.279921  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5453 06:25:35.280173  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5455 06:25:35.359937  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5456 06:25:35.360421  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5458 06:25:35.448169  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5459 06:25:35.448794  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5461 06:25:35.534575  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5462 06:25:35.534907  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5464 06:25:35.614306  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5465 06:25:35.614999  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5467 06:25:35.699160  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5468 06:25:35.699871  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5470 06:25:35.777108  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5471 06:25:35.777754  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5473 06:25:35.853862  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5474 06:25:35.854550  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5476 06:25:35.937068  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5477 06:25:35.937489  + set +x

 5478 06:25:35.937739  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12521944_1.6.2.4.5>

 5479 06:25:35.937936  <LAVA_TEST_RUNNER EXIT>

 5480 06:25:35.938366  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5482 06:25:35.939022  Received signal: <ENDRUN> 1_kselftest-lkdtm 12521944_1.6.2.4.5
 5483 06:25:35.939269  Ending use of test pattern.
 5484 06:25:35.939467  Ending test lava.1_kselftest-lkdtm (12521944_1.6.2.4.5), duration 63.96
 5486 06:25:35.940169  ok: lava_test_shell seems to have completed
 5487 06:25:35.942137  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

 5488 06:25:35.942505  end: 3.1 lava-test-shell (duration 00:01:05) [common]
 5489 06:25:35.942781  end: 3 lava-test-retry (duration 00:01:05) [common]
 5490 06:25:35.943051  start: 4 finalize (timeout 00:06:45) [common]
 5491 06:25:35.943342  start: 4.1 power-off (timeout 00:00:30) [common]
 5492 06:25:35.943811  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=off'
 5493 06:25:35.984188  >> Command sent successfully.

 5494 06:25:35.989932  Returned 0 in 0 seconds
 5495 06:25:36.090788  end: 4.1 power-off (duration 00:00:00) [common]
 5497 06:25:36.091913  start: 4.2 read-feedback (timeout 00:06:45) [common]
 5498 06:25:36.092659  Listened to connection for namespace 'common' for up to 1s
 5499 06:25:37.093616  Finalising connection for namespace 'common'
 5500 06:25:37.094155  Disconnecting from shell: Finalise
 5501 06:25:37.094528  / # 
 5502 06:25:37.195342  end: 4.2 read-feedback (duration 00:00:01) [common]
 5503 06:25:37.195836  end: 4 finalize (duration 00:00:01) [common]
 5504 06:25:37.196239  Cleaning after the job
 5505 06:25:37.196566  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/ramdisk
 5506 06:25:37.202369  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/kernel
 5507 06:25:37.206999  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/dtb
 5508 06:25:37.207521  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/nfsrootfs
 5509 06:25:37.263987  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12521944/tftp-deploy-1bp5yrli/modules
 5510 06:25:37.267111  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12521944
 5511 06:25:37.615396  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12521944
 5512 06:25:37.615577  Job finished correctly