Boot log: imx6q-sabrelite

    1 10:17:26.776450  lava-dispatcher, installed at version: 2022.11
    2 10:17:26.776624  start: 0 validate
    3 10:17:26.776748  Start time: 2023-02-10 10:17:26.776741+00:00 (UTC)
    4 10:17:26.776859  Using caching service: 'http://localhost/cache/?uri=%s'
    5 10:17:26.776975  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230203.0%2Farmhf%2Finitrd.cpio.gz exists
    6 10:17:27.068759  Using caching service: 'http://localhost/cache/?uri=%s'
    7 10:17:27.069436  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.167-cip26%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 10:17:30.075248  Using caching service: 'http://localhost/cache/?uri=%s'
    9 10:17:30.075449  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.167-cip26%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 10:17:30.076801  Using caching service: 'http://localhost/cache/?uri=%s'
   11 10:17:30.076950  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230203.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 10:17:30.078153  Using caching service: 'http://localhost/cache/?uri=%s'
   13 10:17:30.078335  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.167-cip26%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 10:17:30.081309  validate duration: 3.30
   16 10:17:30.081617  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 10:17:30.081750  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 10:17:30.081876  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 10:17:30.082004  Not decompressing ramdisk as can be used compressed.
   20 10:17:30.082120  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230203.0/armhf/initrd.cpio.gz
   21 10:17:30.082226  saving as /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/ramdisk/initrd.cpio.gz
   22 10:17:30.082330  total size: 4020192 (3MB)
   23 10:17:30.083577  progress   0% (0MB)
   24 10:17:30.085320  progress   5% (0MB)
   25 10:17:30.086976  progress  10% (0MB)
   26 10:17:30.088595  progress  15% (0MB)
   27 10:17:30.090224  progress  20% (0MB)
   28 10:17:30.091867  progress  25% (0MB)
   29 10:17:30.093462  progress  30% (1MB)
   30 10:17:30.095090  progress  35% (1MB)
   31 10:17:30.096914  progress  40% (1MB)
   32 10:17:30.098535  progress  45% (1MB)
   33 10:17:30.100122  progress  50% (1MB)
   34 10:17:30.101705  progress  55% (2MB)
   35 10:17:30.103329  progress  60% (2MB)
   36 10:17:30.104913  progress  65% (2MB)
   37 10:17:30.106546  progress  70% (2MB)
   38 10:17:30.108358  progress  75% (2MB)
   39 10:17:30.109945  progress  80% (3MB)
   40 10:17:30.111552  progress  85% (3MB)
   41 10:17:30.113150  progress  90% (3MB)
   42 10:17:30.114669  progress  95% (3MB)
   43 10:17:30.115702  progress 100% (3MB)
   44 10:17:30.115994  3MB downloaded in 0.03s (113.91MB/s)
   45 10:17:30.116152  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 10:17:30.116445  end: 1.1 download-retry (duration 00:00:00) [common]
   48 10:17:30.116535  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 10:17:30.116623  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 10:17:30.116731  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 10:17:30.116798  saving as /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/kernel/zImage
   52 10:17:30.116858  total size: 12452352 (11MB)
   53 10:17:30.116918  No compression specified
   54 10:17:30.118047  progress   0% (0MB)
   55 10:17:30.121273  progress   5% (0MB)
   56 10:17:30.124424  progress  10% (1MB)
   57 10:17:30.127485  progress  15% (1MB)
   58 10:17:30.130545  progress  20% (2MB)
   59 10:17:30.133587  progress  25% (3MB)
   60 10:17:30.136615  progress  30% (3MB)
   61 10:17:30.139728  progress  35% (4MB)
   62 10:17:30.142777  progress  40% (4MB)
   63 10:17:30.145779  progress  45% (5MB)
   64 10:17:30.148828  progress  50% (5MB)
   65 10:17:30.151862  progress  55% (6MB)
   66 10:17:30.154857  progress  60% (7MB)
   67 10:17:30.157838  progress  65% (7MB)
   68 10:17:30.160783  progress  70% (8MB)
   69 10:17:30.163723  progress  75% (8MB)
   70 10:17:30.166713  progress  80% (9MB)
   71 10:17:30.169663  progress  85% (10MB)
   72 10:17:30.172603  progress  90% (10MB)
   73 10:17:30.175547  progress  95% (11MB)
   74 10:17:30.178548  progress 100% (11MB)
   75 10:17:30.178730  11MB downloaded in 0.06s (191.95MB/s)
   76 10:17:30.178897  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 10:17:30.179139  end: 1.2 download-retry (duration 00:00:00) [common]
   79 10:17:30.179227  start: 1.3 download-retry (timeout 00:10:00) [common]
   80 10:17:30.179315  start: 1.3.1 http-download (timeout 00:10:00) [common]
   81 10:17:30.179425  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 10:17:30.179493  saving as /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb
   83 10:17:30.179556  total size: 42449 (0MB)
   84 10:17:30.179617  No compression specified
   85 10:17:30.180724  progress  77% (0MB)
   86 10:17:30.180996  progress 100% (0MB)
   87 10:17:30.181166  0MB downloaded in 0.00s (25.19MB/s)
   88 10:17:30.181295  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 10:17:30.181529  end: 1.3 download-retry (duration 00:00:00) [common]
   91 10:17:30.181617  start: 1.4 download-retry (timeout 00:10:00) [common]
   92 10:17:30.181703  start: 1.4.1 http-download (timeout 00:10:00) [common]
   93 10:17:30.181796  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230203.0/armhf/full.rootfs.tar.xz
   94 10:17:30.181863  saving as /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/nfsrootfs/full.rootfs.tar
   95 10:17:30.181924  total size: 195700968 (186MB)
   96 10:17:30.181984  Using unxz to decompress xz
   97 10:17:30.185160  progress   0% (0MB)
   98 10:17:30.711420  progress   5% (9MB)
   99 10:17:31.217873  progress  10% (18MB)
  100 10:17:31.772025  progress  15% (28MB)
  101 10:17:32.161544  progress  20% (37MB)
  102 10:17:32.461566  progress  25% (46MB)
  103 10:17:33.012153  progress  30% (56MB)
  104 10:17:33.543586  progress  35% (65MB)
  105 10:17:34.085163  progress  40% (74MB)
  106 10:17:34.625290  progress  45% (84MB)
  107 10:17:35.167609  progress  50% (93MB)
  108 10:17:35.764040  progress  55% (102MB)
  109 10:17:36.400622  progress  60% (112MB)
  110 10:17:36.524119  progress  65% (121MB)
  111 10:17:36.675925  progress  70% (130MB)
  112 10:17:36.764978  progress  75% (140MB)
  113 10:17:36.831732  progress  80% (149MB)
  114 10:17:36.902108  progress  85% (158MB)
  115 10:17:37.000418  progress  90% (168MB)
  116 10:17:37.273433  progress  95% (177MB)
  117 10:17:37.827613  progress 100% (186MB)
  118 10:17:37.832862  186MB downloaded in 7.65s (24.39MB/s)
  119 10:17:37.833116  end: 1.4.1 http-download (duration 00:00:08) [common]
  121 10:17:37.833386  end: 1.4 download-retry (duration 00:00:08) [common]
  122 10:17:37.833478  start: 1.5 download-retry (timeout 00:09:52) [common]
  123 10:17:37.833568  start: 1.5.1 http-download (timeout 00:09:52) [common]
  124 10:17:37.833687  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 10:17:37.833756  saving as /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/modules/modules.tar
  126 10:17:37.833818  total size: 7383296 (7MB)
  127 10:17:37.833881  Using unxz to decompress xz
  128 10:17:37.837031  progress   0% (0MB)
  129 10:17:37.855849  progress   5% (0MB)
  130 10:17:37.876877  progress  10% (0MB)
  131 10:17:37.897234  progress  15% (1MB)
  132 10:17:37.918446  progress  20% (1MB)
  133 10:17:37.940276  progress  25% (1MB)
  134 10:17:37.960300  progress  30% (2MB)
  135 10:17:37.980473  progress  35% (2MB)
  136 10:17:38.002359  progress  40% (2MB)
  137 10:17:38.022704  progress  45% (3MB)
  138 10:17:38.042373  progress  50% (3MB)
  139 10:17:38.062339  progress  55% (3MB)
  140 10:17:38.084304  progress  60% (4MB)
  141 10:17:38.104128  progress  65% (4MB)
  142 10:17:38.125072  progress  70% (4MB)
  143 10:17:38.144511  progress  75% (5MB)
  144 10:17:38.165655  progress  80% (5MB)
  145 10:17:38.186161  progress  85% (6MB)
  146 10:17:38.206269  progress  90% (6MB)
  147 10:17:38.228217  progress  95% (6MB)
  148 10:17:38.248516  progress 100% (7MB)
  149 10:17:38.253223  7MB downloaded in 0.42s (16.79MB/s)
  150 10:17:38.253454  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 10:17:38.253718  end: 1.5 download-retry (duration 00:00:00) [common]
  153 10:17:38.253815  start: 1.6 prepare-tftp-overlay (timeout 00:09:52) [common]
  154 10:17:38.253917  start: 1.6.1 extract-nfsrootfs (timeout 00:09:52) [common]
  155 10:17:40.163480  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8
  156 10:17:40.163678  end: 1.6.1 extract-nfsrootfs (duration 00:00:02) [common]
  157 10:17:40.163778  start: 1.6.2 lava-overlay (timeout 00:09:50) [common]
  158 10:17:40.163910  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4
  159 10:17:40.164008  makedir: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin
  160 10:17:40.164089  makedir: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/tests
  161 10:17:40.164168  makedir: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/results
  162 10:17:40.164261  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-add-keys
  163 10:17:40.164386  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-add-sources
  164 10:17:40.164499  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-background-process-start
  165 10:17:40.164610  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-background-process-stop
  166 10:17:40.164719  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-common-functions
  167 10:17:40.164824  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-echo-ipv4
  168 10:17:40.164932  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-install-packages
  169 10:17:40.165038  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-installed-packages
  170 10:17:40.165143  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-os-build
  171 10:17:40.165249  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-probe-channel
  172 10:17:40.165355  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-probe-ip
  173 10:17:40.165460  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-target-ip
  174 10:17:40.165567  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-target-mac
  175 10:17:40.165672  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-target-storage
  176 10:17:40.165779  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-case
  177 10:17:40.165886  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-event
  178 10:17:40.165991  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-feedback
  179 10:17:40.166095  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-raise
  180 10:17:40.166200  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-reference
  181 10:17:40.166305  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-runner
  182 10:17:40.166416  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-set
  183 10:17:40.166522  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-test-shell
  184 10:17:40.166629  Updating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-add-keys (debian)
  185 10:17:40.166738  Updating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-add-sources (debian)
  186 10:17:40.166848  Updating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-install-packages (debian)
  187 10:17:40.166957  Updating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-installed-packages (debian)
  188 10:17:40.167064  Updating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/bin/lava-os-build (debian)
  189 10:17:40.167158  Creating /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/environment
  190 10:17:40.167240  LAVA metadata
  191 10:17:40.167304  - LAVA_JOB_ID=9097449
  192 10:17:40.167365  - LAVA_DISPATCHER_IP=192.168.201.1
  193 10:17:40.167458  start: 1.6.2.1 ssh-authorize (timeout 00:09:50) [common]
  194 10:17:40.167640  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 10:17:40.167730  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:50) [common]
  196 10:17:40.167795  skipped lava-vland-overlay
  197 10:17:40.167870  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 10:17:40.167949  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:50) [common]
  199 10:17:40.168010  skipped lava-multinode-overlay
  200 10:17:40.168082  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 10:17:40.168161  start: 1.6.2.4 test-definition (timeout 00:09:50) [common]
  202 10:17:40.168230  Loading test definitions
  203 10:17:40.168317  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:50) [common]
  204 10:17:40.168384  Using /lava-9097449 at stage 0
  205 10:17:40.168605  uuid=9097449_1.6.2.4.1 testdef=None
  206 10:17:40.168691  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 10:17:40.168774  start: 1.6.2.4.2 test-overlay (timeout 00:09:50) [common]
  208 10:17:40.169168  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 10:17:40.169398  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:50) [common]
  211 10:17:40.169880  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 10:17:40.170112  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:50) [common]
  214 10:17:40.170610  runner path: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/0/tests/0_timesync-off test_uuid 9097449_1.6.2.4.1
  215 10:17:40.170769  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 10:17:40.170995  start: 1.6.2.4.5 git-repo-action (timeout 00:09:50) [common]
  218 10:17:40.171067  Using /lava-9097449 at stage 0
  219 10:17:40.171160  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 10:17:40.171238  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/0/tests/1_kselftest-lkdtm'
  221 10:17:49.700986  Running '/usr/bin/git checkout kernelci.org
  222 10:17:49.832852  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 10:17:49.833502  uuid=9097449_1.6.2.4.5 testdef=None
  224 10:17:49.833693  end: 1.6.2.4.5 git-repo-action (duration 00:00:10) [common]
  226 10:17:49.833972  start: 1.6.2.4.6 test-overlay (timeout 00:09:40) [common]
  227 10:17:49.834721  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 10:17:49.834952  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:40) [common]
  230 10:17:49.835958  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 10:17:49.836197  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:40) [common]
  233 10:17:49.837031  runner path: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/0/tests/1_kselftest-lkdtm test_uuid 9097449_1.6.2.4.5
  234 10:17:49.837119  BOARD='imx6q-sabrelite'
  235 10:17:49.837184  BRANCH='cip'
  236 10:17:49.837244  SKIPFILE='skipfile-lkft.yaml'
  237 10:17:49.837303  SKIP_INSTALL='True'
  238 10:17:49.837373  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 10:17:49.837445  TST_CASENAME=''
  240 10:17:49.837500  TST_CMDFILES='lkdtm'
  241 10:17:49.837628  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 10:17:49.837833  Creating lava-test-runner.conf files
  244 10:17:49.837898  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/9097449/lava-overlay-8s980ip4/lava-9097449/0 for stage 0
  245 10:17:49.837980  - 0_timesync-off
  246 10:17:49.838045  - 1_kselftest-lkdtm
  247 10:17:49.838135  end: 1.6.2.4 test-definition (duration 00:00:10) [common]
  248 10:17:49.838224  start: 1.6.2.5 compress-overlay (timeout 00:09:40) [common]
  249 10:17:57.130962  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  250 10:17:57.131118  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:33) [common]
  251 10:17:57.131212  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 10:17:57.131311  end: 1.6.2 lava-overlay (duration 00:00:17) [common]
  253 10:17:57.131402  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:33) [common]
  254 10:17:57.193515  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 10:17:57.193842  start: 1.6.4 extract-modules (timeout 00:09:33) [common]
  256 10:17:57.193950  extracting modules file /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/modules/modules.tar to /var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8
  257 10:17:57.284745  extracting modules file /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/modules/modules.tar to /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk
  258 10:17:57.374821  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 10:17:57.374989  start: 1.6.5 apply-overlay-tftp (timeout 00:09:33) [common]
  260 10:17:57.375081  [common] Applying overlay to NFS
  261 10:17:57.375155  [common] Applying overlay /var/lib/lava/dispatcher/tmp/9097449/compress-overlay-10cy1dc2/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8
  262 10:17:57.814963  end: 1.6.5 apply-overlay-tftp (duration 00:00:00) [common]
  263 10:17:57.815132  start: 1.6.6 prepare-kernel (timeout 00:09:32) [common]
  264 10:17:57.815235  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:32) [common]
  265 10:17:57.815336  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 10:17:57.815425  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 10:17:57.815515  start: 1.6.7 configure-preseed-file (timeout 00:09:32) [common]
  268 10:17:57.815600  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 10:17:57.815686  start: 1.6.8 compress-ramdisk (timeout 00:09:32) [common]
  270 10:17:57.815760  Building ramdisk /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk
  271 10:17:57.916400  >> 80091 blocks

  272 10:17:59.392039  Adding RAMdisk u-boot header.
  273 10:17:59.392380  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk.cpio.gz.uboot
  274 10:17:59.423377  output: Image Name:   
  275 10:17:59.423725  output: Created:      Fri Feb 10 10:17:59 2023
  276 10:17:59.423799  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 10:17:59.423905  output: Data Size:    15308925 Bytes = 14950.12 KiB = 14.60 MiB
  278 10:17:59.423996  output: Load Address: 00000000
  279 10:17:59.424084  output: Entry Point:  00000000
  280 10:17:59.424157  output: 
  281 10:17:59.424256  rename /var/lib/lava/dispatcher/tmp/9097449/extract-overlay-ramdisk-nlepwvpg/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot
  282 10:17:59.424449  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 10:17:59.424564  end: 1.6 prepare-tftp-overlay (duration 00:00:21) [common]
  284 10:17:59.424677  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:31) [common]
  285 10:17:59.424767  No LXC device requested
  286 10:17:59.424875  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 10:17:59.424985  start: 1.8 deploy-device-env (timeout 00:09:31) [common]
  288 10:17:59.425091  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 10:17:59.425154  Checking files for TFTP limit of 4294967296 bytes.
  290 10:17:59.425606  end: 1 tftp-deploy (duration 00:00:29) [common]
  291 10:17:59.425715  start: 2 uboot-action (timeout 00:05:00) [common]
  292 10:17:59.425814  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 10:17:59.425896  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 10:17:59.425986  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 10:17:59.426143  substitutions:
  296 10:17:59.426211  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 10:17:59.426273  - {DTB_ADDR}: 0x13f00000
  298 10:17:59.426331  - {DTB}: 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb
  299 10:17:59.426388  - {INITRD}: 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot
  300 10:17:59.426507  - {KERNEL_ADDR}: 0x10000000
  301 10:17:59.426562  - {KERNEL}: 9097449/tftp-deploy-mpcdijvh/kernel/zImage
  302 10:17:59.426618  - {LAVA_MAC}: None
  303 10:17:59.426673  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8
  304 10:17:59.426730  - {NFS_SERVER_IP}: 192.168.201.1
  305 10:17:59.426783  - {PRESEED_CONFIG}: None
  306 10:17:59.426837  - {PRESEED_LOCAL}: None
  307 10:17:59.426891  - {RAMDISK_ADDR}: 0x14000000
  308 10:17:59.426944  - {RAMDISK}: 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot
  309 10:17:59.426998  - {ROOT_PART}: None
  310 10:17:59.427052  - {ROOT}: None
  311 10:17:59.427105  - {SERVER_IP}: 192.168.201.1
  312 10:17:59.427158  - {TEE_ADDR}: 0x83000000
  313 10:17:59.427211  - {TEE}: None
  314 10:17:59.427264  Parsed boot commands:
  315 10:17:59.427317  - setenv autoload no
  316 10:17:59.427373  - setenv initrd_high 0xffffffff
  317 10:17:59.427427  - setenv fdt_high 0xffffffff
  318 10:17:59.427481  - dhcp
  319 10:17:59.427535  - setenv serverip 192.168.201.1
  320 10:17:59.427588  - tftp 0x10000000 9097449/tftp-deploy-mpcdijvh/kernel/zImage
  321 10:17:59.427643  - tftp 0x14000000 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot
  322 10:17:59.427698  - setenv initrd_size ${filesize}
  323 10:17:59.427751  - tftp 0x13f00000 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb
  324 10:17:59.427805  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard  ip=dhcp'
  325 10:17:59.427862  - bootz 0x10000000 0x14000000 0x13f00000
  326 10:17:59.427935  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 10:17:59.428161  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 10:17:59.428236  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-4'
  330 10:17:59.430953  Setting prompt string to ['lava-test: # ']
  331 10:17:59.431227  end: 2.3 connect-device (duration 00:00:00) [common]
  332 10:17:59.431333  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 10:17:59.431427  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 10:17:59.431519  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 10:17:59.431681  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=2' '--command=reboot'
  336 10:18:04.493845  >> Command sent successfully.

  337 10:18:04.497519  Returned 0 in 5 seconds
  338 10:18:04.599012  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 10:18:04.600369  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 10:18:04.600854  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 10:18:04.601293  Setting prompt string to ['Hit any key to stop autoboot']
  343 10:18:04.601653  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 10:18:04.602874  [Enter `^Ec?' for help]

  345 10:18:05.873094  

  346 10:18:05.873658  

  347 10:18:05.905109  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 10:18:05.905671  

  349 10:18:05.906136  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 10:18:05.906598  Reset cause: POR

  351 10:18:05.907015  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 10:18:05.907437  Board: SABRE Lite

  353 10:18:05.907835  I2C:   ready

  354 10:18:05.908229  DRAM:  1 GiB

  355 10:18:06.000163  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 10:18:06.000721  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 10:18:06.001199  *** Warning - bad CRC, using default environment

  358 10:18:06.001631  

  359 10:18:06.002034  In:    serial

  360 10:18:06.002461  Out:   serial

  361 10:18:06.002871  Err:   serial

  362 10:18:06.003267  Net:   using phy at 7

  363 10:18:06.003667  FEC [PRIME], usb_ether

  364 10:18:06.021113  Error: usb_ether address not set.

  365 10:18:06.021669  

  366 10:18:06.022121  starting USB...

  367 10:18:06.022575  Bus usb@2184000: usb dr_mode not found

  368 10:18:06.069076  Bus usb@2184200: USB EHCI 1.00

  369 10:18:09.116516  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 10:18:14.259362  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 10:18:14.259899         scanning usb for storage devices... 0 Storage Device(s) found

  372 10:18:14.260247         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  373 10:18:15.904730  Couldn't find partition mmc 0:1

  374 10:18:15.905283  Error selecting device

  375 10:18:15.936051  File System is consistent

  376 10:18:15.984421  file found, deleting

  377 10:18:16.207969  File System is consistent

  379 10:18:16.387342  Hit any key to stop autoboot:  3 

  380 10:18:16.388179  end: 2.4.2 bootloader-interrupt (duration 00:00:12) [common]
  381 10:18:16.388798  start: 2.4.3 bootloader-commands (timeout 00:04:43) [common]
  382 10:18:16.389270  Setting prompt string to ['=>']
  383 10:18:16.389728  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:43)
  384 10:18:16.399557   0 

  385 10:18:16.400587  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']
  386 10:18:16.401042  Sending with 10 millisecond of delay
  388 10:18:17.547340  => setenv autoload no

  389 10:18:17.558368  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 10:18:17.562022  setenv autoload no

  391 10:18:17.565398  Sending with 10 millisecond of delay
  393 10:18:19.373470  => setenv initrd_high 0xffffffff

  394 10:18:19.383716  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 10:18:19.385650  setenv initrd_high 0xffffffff

  396 10:18:19.385904  Sending with 10 millisecond of delay
  398 10:18:21.010000  => setenv fdt_high 0xffffffff

  399 10:18:21.020995  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)
  400 10:18:21.021985  setenv fdt_high 0xffffffff

  401 10:18:21.022676  Sending with 10 millisecond of delay
  403 10:18:21.316999  => dhcp

  404 10:18:21.327866  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)
  405 10:18:21.335029  dhcp

  406 10:18:21.441652  BOOTP broadcast 1

  407 10:18:21.441824  DHCP client bound to address 192.168.201.34 (3 ms)

  408 10:18:21.442101  Sending with 10 millisecond of delay
  410 10:18:23.250123  => setenv serverip 192.168.201.1

  411 10:18:23.260906  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 00:04:36)
  412 10:18:23.262265  setenv serverip 192.168.201.1

  413 10:18:23.262971  Sending with 10 millisecond of delay
  415 10:18:26.823942  => tftp 0x10000000 9097449/tftp-deploy-mpcdijvh/kernel/zImage

  416 10:18:26.834454  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 00:04:33)
  417 10:18:26.839529  tftp 0x10000000 9097449/tftp-deploy-mpcdijvh/kernel/zImage

  418 10:18:26.952237  Using FEC device

  419 10:18:26.952401  TFTP from server 192.168.201.1; our IP address is 192.168.201.34

  420 10:18:26.952502  Filename '9097449/tftp-deploy-mpcdijvh/kernel/zImage'.

  421 10:18:26.952595  Load address: 0x10000000

  422 10:18:27.095980  Loading: *#################################################################

  423 10:18:27.239709  	 #################################################################

  424 10:18:27.383444  	 #################################################################

  425 10:18:27.511161  	 #################################################################

  426 10:18:27.638958  	 #################################################################

  427 10:18:27.766726  	 #################################################################

  428 10:18:27.910387  	 #################################################################

  429 10:18:28.038244  	 #################################################################

  430 10:18:28.165957  	 #################################################################

  431 10:18:28.309714  	 #################################################################

  432 10:18:28.437548  	 #################################################################

  433 10:18:28.581353  	 #################################################################

  434 10:18:28.756410  	 #################################################################

  435 10:18:28.756600  	 ####

  436 10:18:28.756692  	 6.6 MiB/s

  437 10:18:28.756776  done

  438 10:18:28.756855  Bytes transferred = 12452352 (be0200 hex)

  439 10:18:28.757131  Sending with 10 millisecond of delay
  441 10:18:33.301831  => tftp 0x14000000 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot

  442 10:18:33.312676  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 00:04:26)
  443 10:18:33.313603  tftp 0x14000000 9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot

  444 10:18:33.436092  Using FEC device

  445 10:18:33.436634  TFTP from server 192.168.201.1; our IP address is 192.168.201.34

  446 10:18:33.436993  Filename '9097449/tftp-deploy-mpcdijvh/ramdisk/ramdisk.cpio.gz.uboot'.

  447 10:18:33.437330  Load address: 0x14000000

  448 10:18:33.515524  Loading: *#################################################################

  449 10:18:33.595466  	 #################################################################

  450 10:18:33.675188  	 #################################################################

  451 10:18:33.739041  	 #################################################################

  452 10:18:33.818937  	 #################################################################

  453 10:18:33.898846  	 #################################################################

  454 10:18:33.978722  	 #################################################################

  455 10:18:34.058511  	 #################################################################

  456 10:18:34.122451  	 #################################################################

  457 10:18:34.202266  	 #################################################################

  458 10:18:34.282168  	 #################################################################

  459 10:18:34.361950  	 #################################################################

  460 10:18:34.425911  	 #################################################################

  461 10:18:34.505821  	 #################################################################

  462 10:18:34.585658  	 #################################################################

  463 10:18:34.678893  	 #################################################################

  464 10:18:34.679097  	 ###

  465 10:18:34.679190  	 11.8 MiB/s

  466 10:18:34.679274  done

  467 10:18:34.679355  Bytes transferred = 15308989 (e998bd hex)

  468 10:18:34.679633  Sending with 10 millisecond of delay
  470 10:18:36.553910  => setenv initrd_size ${filesize}

  471 10:18:36.564757  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 00:04:23)
  472 10:18:36.565681  setenv initrd_size ${filesize}

  473 10:18:36.566326  Sending with 10 millisecond of delay
  475 10:18:40.743184  => tftp 0x13f00000 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb

  476 10:18:40.754027  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 00:04:19)
  477 10:18:40.755033  tftp 0x13f00000 9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb

  478 10:18:40.891841  Using FEC device

  479 10:18:40.892399  TFTP from server 192.168.201.1; our IP address is 192.168.201.34

  480 10:18:40.892765  Filename '9097449/tftp-deploy-mpcdijvh/dtb/imx6q-sabrelite.dtb'.

  481 10:18:40.893101  Load address: 0x13f00000

  482 10:18:40.893423  Loading: *###

  483 10:18:40.893737  	 4.5 MiB/s

  484 10:18:40.894042  done

  485 10:18:40.894343  Bytes transferred = 42449 (a5d1 hex)

  486 10:18:40.894958  Sending with 10 millisecond of delay
  488 10:18:50.853326  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard  ip=dhcp'

  489 10:18:50.864260  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 00:04:09)
  490 10:18:50.865176  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard  ip=dhcp'

  491 10:18:50.865830  Sending with 10 millisecond of delay
  493 10:18:53.228727  => bootz 0x10000000 0x14000000 0x13f00000

  494 10:18:53.239621  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']
  495 10:18:53.240212  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 00:04:06)
  496 10:18:53.273239  bootz 0x10000000 0x14000000 0x13f00000

  497 10:18:53.273779  Kernel image @ 0x10000000 [ 0x000000 - 0xbe0200 ]

  498 10:18:53.274131  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  499 10:18:53.274487     Image Name:   

  500 10:18:53.274802     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  501 10:18:53.275107     Data Size:    15308925 Bytes = 14.6 MiB

  502 10:18:53.275405     Load Address: 00000000

  503 10:18:53.275697     Entry Point:  00000000

  504 10:18:53.461097     Verifying Checksum ... OK

  505 10:18:53.461642  ## Flattened Device Tree blob at 13f00000

  506 10:18:53.462002     Booting using the fdt blob at 0x13f00000

  507 10:18:53.462334     Using Device Tree in place at 13f00000, end 13f0d5d0

  508 10:18:53.462697  

  509 10:18:53.463013  Starting kernel ...

  510 10:18:53.463318  

  511 10:18:53.464055  end: 2.4.3 bootloader-commands (duration 00:00:37) [common]
  512 10:18:53.464514  start: 2.4.4 auto-login-action (timeout 00:04:06) [common]
  513 10:18:53.464875  Setting prompt string to ['Linux version [0-9]']
  514 10:18:53.465226  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']
  515 10:18:53.465586  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)
  516 10:19:02.017897  [    0.000000] Booting Linux on physical CPU 0x0

  517 10:19:02.018071  [    0.000000] Linux version 5.10.167-cip26 (KernelCI@build-j1016768-arm-gcc-10-multi-v7-defconfig-kselftest-82249) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Feb 10 10:06:11 UTC 2023

  518 10:19:02.018165  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  519 10:19:02.018240  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  520 10:19:02.018549  start: 2.4.4.1 login-action (timeout 00:03:57) [common]
  521 10:19:02.018652  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.
  522 10:19:02.018741  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']
  523 10:19:02.018821  Using line separator: #'\n'#
  524 10:19:02.018887  No login prompt set.
  525 10:19:02.018954  Parsing kernel messages
  526 10:19:02.019017  ['-\\[ 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']
  527 10:19:02.019129  [login-action] Waiting for messages, (timeout 00:03:57)
  528 10:19:02.061439  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  529 10:19:02.062081  [    0.000000] Memory policy: Data cache writealloc

  530 10:19:02.062625  [    0.000000] efi: UEFI not found.

  531 10:19:02.063106  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  532 10:19:02.063529  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  533 10:19:02.063863  [    0.000000] Zone ranges:

  534 10:19:02.064181  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  535 10:19:02.064496  [    0.000000]   Normal   empty

  536 10:19:02.064799  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  537 10:19:02.105052  [    0.000000] Movable zone start for each node

  538 10:19:02.105697  [    0.000000] Early memory node ranges

  539 10:19:02.106184  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  540 10:19:02.106708  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  541 10:19:02.107060  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  542 10:19:02.107389  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  543 10:19:02.148846  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8,tcp,hard  ip=dhcp

  544 10:19:02.149426  [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  545 10:19:02.149898  [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  546 10:19:02.150428  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  547 10:19:02.150913  [    0.000000] Memory: 921568K/1048576K available (17408K kernel code, 2654K rwdata, 8120K rodata, 2048K init, 6692K bss, 61472K reserved, 65536K cma-reserved, 196608K highmem)

  548 10:19:02.192416  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  549 10:19:02.192965  [    0.000000] ftrace: allocating 56016 entries in 165 pages

  550 10:19:02.193330  [    0.000000] ftrace: allocated 165 pages with 4 groups

  551 10:19:02.193663  [    0.000000] Running RCU self tests

  552 10:19:02.193983  [    0.000000] rcu: Hierarchical RCU implementation.

  553 10:19:02.194297  [    0.000000] rcu: 	RCU event tracing is enabled.

  554 10:19:02.194638  [    0.000000] rcu: 	RCU lockdep checking is enabled.

  555 10:19:02.194944  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  556 10:19:02.235960  [    0.000000] 	Rude variant of Tasks RCU enabled.

  557 10:19:02.236508  [    0.000000] 	Tracing variant of Tasks RCU enabled.

  558 10:19:02.236869  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  559 10:19:02.237211  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  560 10:19:02.237549  [    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  561 10:19:02.237977  [    0.000000] L2C-310 errata 752271 769419 enabled

  562 10:19:02.238469  [    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  563 10:19:02.238811  [    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  564 10:19:02.279343  [    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  565 10:19:02.279894  [    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  566 10:19:02.280258  [    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  567 10:19:02.280593  [    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  568 10:19:02.280964  [    0.000000] Switching to timer-based delay loop, resolution 333ns

  569 10:19:02.281333  [    0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  570 10:19:02.323259  [    0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  571 10:19:02.323808  [    0.004596] Console: colour dummy device 80x30

  572 10:19:02.324168  [    0.004662] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  573 10:19:02.324504  [    0.004692] ... MAX_LOCKDEP_SUBCLASSES:  8

  574 10:19:02.324828  [    0.004719] ... MAX_LOCK_DEPTH:          48

  575 10:19:02.325141  [    0.004746] ... MAX_LOCKDEP_KEYS:        8192

  576 10:19:02.325447  [    0.004772] ... CLASSHASH_SIZE:          4096

  577 10:19:02.325747  [    0.004798] ... MAX_LOCKDEP_ENTRIES:     32768

  578 10:19:02.326043  [    0.004823] ... MAX_LOCKDEP_CHAINS:      65536

  579 10:19:02.366565  [    0.004848] ... CHAINHASH_SIZE:          32768

  580 10:19:02.367144  [    0.004874]  memory used by lock dependency info: 4061 kB

  581 10:19:02.367538  [    0.004901]  memory used for stack traces: 2112 kB

  582 10:19:02.367913  [    0.004928]  per task-struct memory footprint: 1536 bytes

  583 10:19:02.368276  [    0.005030] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  584 10:19:02.368631  [    0.005082] pid_max: default: 32768 minimum: 301

  585 10:19:02.368968  [    0.005466] LSM: Security Framework initializing

  586 10:19:02.369289  [    0.005584] LSM support for eBPF active

  587 10:19:02.410296  [    0.005731] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  588 10:19:02.410909  [    0.005782] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  589 10:19:02.411272  [    0.008387] CPU: Testing write buffer coherency: ok

  590 10:19:02.411609  [    0.008519] CPU0: Spectre v2: using BPIALL workaround

  591 10:19:02.411932  [    0.009619] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  592 10:19:02.412247  [    0.013564] Setting up static identity map for 0x10300000 - 0x103000ac

  593 10:19:02.412558  [    0.015968] rcu: Hierarchical SRCU implementation.

  594 10:19:02.453657  [    0.025327] EFI services will not be available.

  595 10:19:02.454198  [    0.026641] smp: Bringing up secondary CPUs ...

  596 10:19:02.454582  [    0.029992] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  597 10:19:02.454920  [    0.030009] CPU1: Spectre v2: using BPIALL workaround

  598 10:19:02.455241  [    0.034017] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  599 10:19:02.455556  [    0.034033] CPU2: Spectre v2: using BPIALL workaround

  600 10:19:02.455863  [    0.037676] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  601 10:19:02.456163  [    0.037692] CPU3: Spectre v2: using BPIALL workaround

  602 10:19:02.456463  [    0.038549] smp: Brought up 1 node, 4 CPUs

  603 10:19:02.497201  [    0.038593] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  604 10:19:02.497718  [    0.038629] CPU: All CPU(s) started in SVC mode.

  605 10:19:02.498073  [    0.041534] devtmpfs: initialized

  606 10:19:02.498433  [    0.099053] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  607 10:19:02.498772  [    0.101696] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  608 10:19:02.499095  [    0.101771] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  609 10:19:02.499407  [    0.106535] pinctrl core: initialized pinctrl subsystem

  610 10:19:02.540615  [    0.113480] DMI not present or invalid.

  611 10:19:02.541101  [    0.115792] NET: Registered protocol family 16

  612 10:19:02.541558  [    0.127636] DMA: preallocated 256 KiB pool for atomic coherent allocations

  613 10:19:02.541952  [    0.137147] thermal_sys: Registered thermal governor 'step_wise'

  614 10:19:02.542345  [    0.137693] cpuidle: using governor menu

  615 10:19:02.542718  [    0.138222] CPU identified as i.MX6Q, silicon rev 1.2

  616 10:19:02.543077  [    0.863103] vdd1p1: supplied by regulator-dummy

  617 10:19:02.543415  [    0.894038] vdd3p0: supplied by regulator-dummy

  618 10:19:02.543778  [    0.924475] vdd2p5: supplied by regulator-dummy

  619 10:19:02.584603  [    0.955027] vddarm: supplied by regulator-dummy

  620 10:19:02.585149  [    0.986462] vddpu: supplied by regulator-dummy

  621 10:19:02.585507  [    1.016100] vddsoc: supplied by regulator-dummy

  622 10:19:02.585837  [    2.312782] No ATAGs?

  623 10:19:02.586162  [    2.313675] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  624 10:19:02.586545  [    2.313761] hw-breakpoint: maximum watchpoint size is 4 bytes.

  625 10:19:02.586871  [    2.333105] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  626 10:19:02.587182  [    2.362159] Serial: AMBA PL011 UART driver

  627 10:19:02.627963  [    2.426195] Kprobes globally optimized

  628 10:19:02.628556  [    2.545058] iommu: Default domain type: Translated 

  629 10:19:02.628964  [    2.547507] vgaarb: loaded

  630 10:19:02.629371  [    2.552351] SCSI subsystem initialized

  631 10:19:02.629771  [    2.554933] usbcore: registered new interface driver usbfs

  632 10:19:02.630156  [    2.555265] usbcore: registered new interface driver hub

  633 10:19:02.630562  [    2.555504] usbcore: registered new device driver usb

  634 10:19:02.630924  [    2.563192] i2c i2c-0: IMX I2C adapter registered

  635 10:19:02.631268  [    2.570293] i2c i2c-1: IMX I2C adapter registered

  636 10:19:02.631578  [    2.574801] i2c i2c-2: IMX I2C adapter registered

  637 10:19:02.671595  [    2.579588] pps_core: LinuxPPS API ver. 1 registered

  638 10:19:02.672146  [    2.579631] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  639 10:19:02.672509  [    2.579733] PTP clock support registered

  640 10:19:02.672844  [    2.597850] clocksource: Switched to clocksource mxc_timer1

  641 10:19:02.673167  [    4.328946] NET: Registered protocol family 2

  642 10:19:02.673481  [    4.329680] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  643 10:19:02.673793  [    4.333137] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  644 10:19:02.714988  [    4.333319] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  645 10:19:02.715537  [    4.333549] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  646 10:19:02.715900  [    4.334991] TCP: Hash tables configured (established 8192 bind 8192)

  647 10:19:02.716237  [    4.336086] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  648 10:19:02.716561  [    4.336435] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  649 10:19:02.716874  [    4.336695] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  650 10:19:02.759037  [    4.337441] NET: Registered protocol family 1

  651 10:19:02.759583  [    4.340434] RPC: Registered named UNIX socket transport module.

  652 10:19:02.759943  [    4.340528] RPC: Registered udp transport module.

  653 10:19:02.760278  [    4.340569] RPC: Registered tcp transport module.

  654 10:19:02.760602  [    4.340610] RPC: Registered tcp NFSv4.1 backchannel transport module.

  655 10:19:02.760922  [    4.340661] NET: Registered protocol family 44

  656 10:19:02.761232  [    4.340727] PCI: CLS 0 bytes, default 64

  657 10:19:02.761539  [    4.343222] Trying to unpack rootfs image as initramfs...

  658 10:19:02.761862  [    6.240465] Freeing initrd memory: 14952K

  659 10:19:02.802921  [    6.241743] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  660 10:19:02.803474  [    6.243402] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  661 10:19:02.803839  [    6.252661] Initialise system trusted keyrings

  662 10:19:02.804170  [    6.253671] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  663 10:19:02.804493  [    6.305533] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  664 10:19:02.804810  [    6.309318] NFS: Registering the id_resolver key type

  665 10:19:02.805118  [    6.309542] Key type id_resolver registered

  666 10:19:02.846928  [    6.309638] Key type id_legacy registered

  667 10:19:02.847472  [    6.310291] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  668 10:19:02.847841  [    6.310397] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  669 10:19:02.848180  [    6.310604] ntfs: driver 2.1.32 [Flags: R/O].

  670 10:19:02.848505  [    6.312787] Key type asymmetric registered

  671 10:19:02.848820  [    6.312910] Asymmetric key parser 'x509' registered

  672 10:19:02.849128  [    6.313352] bounce: pool size: 64 pages

  673 10:19:02.849434  [    6.313513] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  674 10:19:02.891104  [    6.313619] io scheduler mq-deadline registered

  675 10:19:02.891647  [    6.313662] io scheduler kyber registered

  676 10:19:02.892005  [    6.314646] test_firmware: interface ready

  677 10:19:02.892337  [    6.494165] mxs-dma 110000.dma-apbh: initialized

  678 10:19:02.892660  [    6.559020] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  679 10:19:02.892978  [    6.559274] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware

  680 10:19:02.893290  [    6.828941] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  681 10:19:02.893595  [    6.849651] SuperH (H)SCI(F) driver initialized

  682 10:19:02.952078  [    6.852683] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  683 10:19:02.952634  [    6.857930] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  684 10:19:02.952995  [    7.789832] printk: console [ttymxc1] enabled

  685 10:19:02.953326  [    7.800765] msm_serial: driver initialized

  686 10:19:02.953646  [    7.805977] STMicroelectronics ASC driver initialized

  687 10:19:02.953959  [    7.817716] STM32 USART driver initialized

  688 10:19:02.981190  [    7.843890] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  689 10:19:03.017077  [    7.866214] panel-simple panel-lcd: supply power not found, using dummy regulator

  690 10:19:03.017628  [    7.874700] panel-simple panel-lcd: Specify missing connector_type

  691 10:19:03.017991  [    7.882627] panel-simple panel-lvds0: supply power not found, using dummy regulator

  692 10:19:03.064947  [    7.938079] brd: module loaded

  693 10:19:03.141526  [    8.000943] loop: module loaded

  694 10:19:03.142067  [    8.007591] lkdtm: No crash points registered, enable through debugfs

  695 10:19:03.190628  [    8.029840] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  696 10:19:03.191181  [    8.037947] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  697 10:19:03.191541  [    8.045995] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  698 10:19:03.191873  [    8.054316] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  699 10:19:03.192199  [    8.062399] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  700 10:19:03.246552  [    8.070695] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  701 10:19:03.247116  [    8.078523] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  702 10:19:03.247480  [    8.089878] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  703 10:19:03.247820  [    8.096909] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  704 10:19:03.248149  [    8.105844] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  705 10:19:03.248471  [    8.120375] scsi host0: ahci-imx

  706 10:19:03.286960  [    8.126008] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  707 10:19:03.338548  [    8.191948] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  708 10:19:03.339098  [    8.205624] pps pps0: new PPS source ptp0

  709 10:19:03.412367  [    8.252446] fec 2188000.ethernet eth0: registered PHC device 0

  710 10:19:03.412913  [    8.263150] e1000e: Intel(R) PRO/1000 Network Driver

  711 10:19:03.413279  [    8.268243] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  712 10:19:03.413612  [    8.274445] igb: Intel(R) Gigabit Ethernet Network Driver

  713 10:19:03.413937  [    8.279932] igb: Copyright (c) 2007-2014 Intel Corporation.

  714 10:19:03.473210  [    8.308000] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  715 10:19:03.473760  [    8.315599] usbcore: registered new interface driver pegasus

  716 10:19:03.474120  [    8.321595] usbcore: registered new interface driver asix

  717 10:19:03.474498  [    8.327172] usbcore: registered new interface driver ax88179_178a

  718 10:19:03.474834  [    8.333499] usbcore: registered new interface driver cdc_ether

  719 10:19:03.475150  [    8.339650] usbcore: registered new interface driver smsc75xx

  720 10:19:03.475458  [    8.345637] usbcore: registered new interface driver smsc95xx

  721 10:19:03.475760  [    8.351619] usbcore: registered new interface driver net1080

  722 10:19:03.515224  [    8.357455] usbcore: registered new interface driver cdc_subset

  723 10:19:03.515770  [    8.363605] usbcore: registered new interface driver zaurus

  724 10:19:03.516123  [    8.369531] usbcore: registered new interface driver cdc_ncm

  725 10:19:03.555025  [    8.388340] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  726 10:19:03.555222  [    8.394989] ehci-pci: EHCI PCI platform driver

  727 10:19:03.555320  [    8.399701] ehci-platform: EHCI generic platform driver

  728 10:19:03.555410  [    8.406001] ehci-orion: EHCI orion driver

  729 10:19:03.555495  [    8.411028] SPEAr-ehci: EHCI SPEAr driver

  730 10:19:03.555578  [    8.415948] ehci-st: EHCI STMicroelectronics driver

  731 10:19:03.555659  [    8.421791] ehci-exynos: EHCI Exynos driver

  732 10:19:03.555739  [    8.426866] ehci-atmel: EHCI Atmel driver

  733 10:19:03.555817  [    8.431837] tegra-ehci: Tegra EHCI driver

  734 10:19:03.607917  [    8.436790] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  735 10:19:03.608448  [    8.443217] ohci-pci: OHCI PCI platform driver

  736 10:19:03.608798  [    8.447912] ohci-platform: OHCI generic platform driver

  737 10:19:03.609120  [    8.454161] SPEAr-ohci: OHCI SPEAr driver

  738 10:19:03.609431  [    8.459159] ohci-st: OHCI STMicroelectronics driver

  739 10:19:03.609731  [    8.464944] ohci-atmel: OHCI Atmel driver

  740 10:19:03.610027  [    8.472555] usbcore: registered new interface driver usb-storage

  741 10:19:03.610318  [    8.480274] ata1: SATA link down (SStatus 0 SControl 300)

  742 10:19:03.651063  [    8.486070] ahci-imx 2200000.sata: no device found, disabling link.

  743 10:19:03.651617  [    8.492512] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  744 10:19:03.651968  [    8.511962] i2c /dev entries driver

  745 10:19:03.790530  [    8.600447] sdhci: Secure Digital Host Controller Interface driver

  746 10:19:03.791054  [    8.606668] sdhci: Copyright(c) Pierre Ossman

  747 10:19:03.791412  [    8.620876] Synopsys Designware Multimedia Card Interface Driver

  748 10:19:03.791744  [    8.634437] sdhci-pltfm: SDHCI platform and OF driver helper

  749 10:19:03.792064  [    8.644077] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  750 10:19:03.792375  [    8.649412] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  751 10:19:03.792679  [    8.657912] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  752 10:19:03.792980  [    8.664738] ledtrig-cpu: registered to indicate activity on CPUs

  753 10:19:03.853427  [    8.674802] usbcore: registered new interface driver usbhid

  754 10:19:03.853969  [    8.680474] usbhid: USB HID core driver

  755 10:19:03.854327  [    8.693711] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  756 10:19:03.854696  [    8.703090] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  757 10:19:03.855020  [    8.709513] ipip: IPv4 and MPLS over IPv4 tunneling driver

  758 10:19:03.855335  [    8.718289] IPv4 over IPsec tunneling driver

  759 10:19:03.855641  [    8.727912] NET: Registered protocol family 10

  760 10:19:03.907894  [    8.738434] Segment Routing with IPv6

  761 10:19:03.908032  [    8.741864] mmc2: new high speed SDHC card at address 59b4

  762 10:19:03.908101  [    8.748796] NET: Registered protocol family 17

  763 10:19:03.908166  [    8.751871] mmcblk2: mmc2:59b4 SD    14.7 GiB 

  764 10:19:03.908267  [    8.758419] 8021q: 802.1Q VLAN Support v1.8

  765 10:19:03.908329  [    8.763790] Key type dns_resolver registered

  766 10:19:03.908389  [    8.775579] GPT:Primary header thinks Alt. header is not at the end of the disk.

  767 10:19:03.908449  [    8.783249] GPT:29296874 != 30863359

  768 10:19:03.908506  [    8.784154] ThumbEE CPU extension supported.

  769 10:19:03.954894  [    8.786861] GPT:Alternate GPT header not at the end of the disk.

  770 10:19:03.955409  [    8.791277] Registering SWP/SWPB emulation handler

  771 10:19:03.955765  [    8.797228] GPT:29296874 != 30863359

  772 10:19:03.956093  [    8.805828] GPT: Use GNU Parted to correct GPT errors.

  773 10:19:03.956416  [    8.811134]  mmcblk2: p1 p2 p3

  774 10:19:03.956730  [    8.811904] Loading compiled-in X.509 certificates

  775 10:19:04.161655  [    9.001356] panel-simple panel-lcd: supply power not found, using dummy regulator

  776 10:19:04.162187  [    9.009854] panel-simple panel-lcd: Specify missing connector_type

  777 10:19:04.162584  [    9.023105] panel-simple panel-lvds0: supply power not found, using dummy regulator

  778 10:19:04.211976  [    9.059769] imx_usb 2184200.usb: No over current polarity defined

  779 10:19:04.212524  [    9.073024] ci_hdrc ci_hdrc.1: EHCI Host Controller

  780 10:19:04.212878  [    9.078381] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  781 10:19:04.243770  [    9.108292] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  782 10:19:04.268860  [    9.129204] hub 1-0:1.0: USB hub found

  783 10:19:04.269406  [    9.135536] hub 1-0:1.0: 1 port detected

  784 10:19:04.289883  [    9.152272] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  785 10:19:04.345424  [    9.184736] panel-simple panel-lcd: supply power not found, using dummy regulator

  786 10:19:04.345975  [    9.193159] panel-simple panel-lcd: Specify missing connector_type

  787 10:19:04.346334  [    9.206360] panel-simple panel-lvds0: supply power not found, using dummy regulator

  788 10:19:04.392654  [    9.237181] panel-simple panel-lcd: supply power not found, using dummy regulator

  789 10:19:04.393206  [    9.245721] panel-simple panel-lcd: Specify missing connector_type

  790 10:19:04.393563  [    9.259046] panel-simple panel-lvds0: supply power not found, using dummy regulator

  791 10:19:04.415351  [    9.278497] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  792 10:19:04.464726  [    9.310287] panel-simple panel-lcd: supply power not found, using dummy regulator

  793 10:19:04.464890  [    9.318629] panel-simple panel-lcd: Specify missing connector_type

  794 10:19:04.464987  [    9.331995] panel-simple panel-lvds0: supply power not found, using dummy regulator

  795 10:19:04.495551  [    9.354168] 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)

  796 10:19:04.664569  [    9.527886] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  797 10:19:04.872872  [    9.737947] hub 1-1:1.0: USB hub found

  798 10:19:04.873419  [    9.742589] hub 1-1:1.0: 3 ports detected

  799 10:19:04.928719  [    9.773019] panel-simple panel-lcd: supply power not found, using dummy regulator

  800 10:19:04.929284  [    9.781346] panel-simple panel-lcd: Specify missing connector_type

  801 10:19:04.929643  [    9.794754] panel-simple panel-lvds0: supply power not found, using dummy regulator

  802 10:19:07.626529  [   12.489712] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  803 10:19:07.654272  [   12.518186] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  804 10:19:07.747881  [   12.547929] Sending DHCP requests ., OK

  805 10:19:07.748394  [   12.592126] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34

  806 10:19:07.748751  [   12.600286] IP-Config: Complete:

  807 10:19:07.749083  [   12.603558]      device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1

  808 10:19:07.749407  [   12.614075]      host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none)

  809 10:19:07.749720  [   12.622024]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  810 10:19:07.763714  [   12.622047]      nameserver0=192.168.201.1

  811 10:19:07.811420  [   12.685513] Freeing unused kernel memory: 2048K

  812 10:19:07.827636  [   12.698325] Run /init as init process

  813 10:19:07.875136  Loading, please wait...

  814 10:19:08.003047  Starting version 247.3-7+deb11u1

  815 10:19:11.867893  [   16.732627] imx-ipuv3 2400000.ipu: IPUv3H probed

  816 10:19:11.923822  [   16.762577] panel-simple panel-lcd: supply power not found, using dummy regulator

  817 10:19:11.924013  [   16.772097] panel-simple panel-lcd: Specify missing connector_type

  818 10:19:11.924120  [   16.785471] panel-simple panel-lvds0: supply power not found, using dummy regulator

  819 10:19:11.924220  [   16.785790] imx-ipuv3 2800000.ipu: IPUv3H probed

  820 10:19:11.967713  [   16.824160] panel-simple panel-lcd: supply power not found, using dummy regulator

  821 10:19:11.967889  [   16.833354] panel-simple panel-lcd: Specify missing connector_type

  822 10:19:12.042077  [   16.872719] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  823 10:19:12.042255  [   16.881686] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  824 10:19:12.042363  [   16.893054] CAN device driver interface

  825 10:19:12.042471  [   16.903327] panel-simple panel-lvds0: supply power not found, using dummy regulator

  826 10:19:12.042573  [   16.908150] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  827 10:19:12.057527  [   16.919876] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  828 10:19:12.092581  [   16.950143] panel-simple panel-lcd: supply power not found, using dummy regulator

  829 10:19:12.092748  [   16.958621] panel-simple panel-lcd: Specify missing connector_type

  830 10:19:12.116427  [   16.980735] panel-simple panel-lvds0: supply power not found, using dummy regulator

  831 10:19:12.214473  [   17.044508] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  832 10:19:12.214644  [   17.052496] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  833 10:19:12.214749  [   17.060351] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  834 10:19:12.214849  [   17.066961] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  835 10:19:12.214949  [   17.076227] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  836 10:19:12.215048  [   17.082814] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  837 10:19:12.215145  [   17.085812] caam 2100000.crypto: Entropy delay = 3200

  838 10:19:12.230219  [   17.089026] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  839 10:19:12.311297  [   17.150842] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1

  840 10:19:12.311481  [   17.154873] caam 2100000.crypto: Instantiated RNG4 SH0

  841 10:19:12.311584  [   17.163834] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  842 10:19:12.311685  [   17.172522] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  843 10:19:12.311782  [   17.181149] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  844 10:19:12.326982  [   17.189654] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  845 10:19:12.373083  [   17.215639] caam 2100000.crypto: Instantiated RNG4 SH1

  846 10:19:12.373261  [   17.219699] panel-simple panel-lcd: supply power not found, using dummy regulator

  847 10:19:12.373368  [   17.220899] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  848 10:19:12.373469  [   17.229309] panel-simple panel-lcd: Specify missing connector_type

  849 10:19:12.373567  [   17.235040] caam 2100000.crypto: job rings = 2, qi = 0

  850 10:19:12.448899  [   17.296760] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  851 10:19:12.449091  [   17.300890] panel-simple panel-lvds0: supply power not found, using dummy regulator

  852 10:19:12.449199  [   17.305835] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests

  853 10:19:12.515998  [   17.343897] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  854 10:19:12.516202  [   17.358580] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests

  855 10:19:12.516339  [   17.360663] sgtl5000 0-000a: sgtl5000 revision 0x11

  856 10:19:12.516467  [   17.378060] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  857 10:19:12.516595  [   17.386560] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  858 10:19:12.558577  [   17.393875] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  859 10:19:12.558742  [   17.395218] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  860 10:19:12.558848  [   17.411416] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  861 10:19:12.576685  [   17.433172] panel-simple panel-lcd: supply power not found, using dummy regulator

  862 10:19:12.576851  [   17.441878] panel-simple panel-lcd: Specify missing connector_type

  863 10:19:12.600663  [   17.464961] panel-simple panel-lvds0: supply power not found, using dummy regulator

  864 10:19:12.712415  [   17.529316] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  865 10:19:12.712595  [   17.537991] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  866 10:19:12.712701  [   17.546454] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  867 10:19:12.712802  [   17.555029] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  868 10:19:12.712902  [   17.571862] panel-simple panel-lcd: supply power not found, using dummy regulator

  869 10:19:12.713003  [   17.580453] panel-simple panel-lcd: Specify missing connector_type

  870 10:19:12.738313  [   17.602437] panel-simple panel-lvds0: supply power not found, using dummy regulator

  871 10:19:13.345346  [   18.222190] caam algorithms registered in /proc/crypto

  872 10:19:13.361200  [   18.233353] caam 2100000.crypto: registering rng-caam

  873 10:19:13.418208  [   18.254059] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  874 10:19:13.418370  [   18.262759] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  875 10:19:13.418478  [   18.271314] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  876 10:19:13.418545  [   18.279804] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  877 10:19:13.459147  [   18.298181] panel-simple panel-lcd: supply power not found, using dummy regulator

  878 10:19:13.459294  [   18.306630] panel-simple panel-lcd: Specify missing connector_type

  879 10:19:13.459372  [   18.320573] panel-simple panel-lvds0: supply power not found, using dummy regulator

  880 10:19:13.459438  Begin: Loading essential drivers ... done.

  881 10:19:13.507064  Begin: Running /scripts/init-premount ... done.

  882 10:19:13.507177  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

  883 10:19:13.507250  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  884 10:19:13.507317  [   18.367497] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  885 10:19:13.507382  [   18.376038] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  886 10:19:13.507445  Device /sys/class/net/eth0 found

  887 10:19:13.532911  [   18.385060] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  888 10:19:13.533044  

  889 10:19:13.533120  [   18.395554] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  890 10:19:13.533187  done.

  891 10:19:13.548861  [   18.422200] random: crng init done

  892 10:19:13.822544  IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP

  893 10:19:13.822696  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  894 10:19:13.822768   address: 192.168.201.34   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  895 10:19:13.822834   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  896 10:19:13.822897   host   : imx6q-sabrelite-lava-cbg-4                                      

  897 10:19:13.822958   domain : lava-rack                                                       

  898 10:19:13.823017   rootserver: 192.168.201.1 rootpath: 

  899 10:19:13.823075   filename  : 

  900 10:19:13.934276  done.

  901 10:19:13.961152  Begin: Running /scripts/nfs-bottom ... done.

  902 10:19:14.025083  Begin: Running /scripts/init-bottom ... done.

  903 10:19:15.839829  [   20.704099] systemd[1]: System time before build time, advancing clock.

  904 10:19:16.087448  [   20.935316] systemd[1]: systemd 247.3-7+deb11u1 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)

  905 10:19:16.103418  [   20.973959] systemd[1]: Detected architecture arm.

  906 10:19:16.119361  

  907 10:19:16.119488  Welcome to Debian GNU/Linux 11 (bullseye)!

  908 10:19:16.119581  

  909 10:19:16.167261  [   21.034565] systemd[1]: Set hostname to <debian-bullseye-armhf>.

  910 10:19:17.766467  [   22.590753] systemd[1]: Queued start job for default target Graphical Interface.

  911 10:19:17.766687  [   22.606068] systemd[1]: Created slice system-getty.slice.

  912 10:19:17.766794  [  OK  ] Created slice system-getty.slice.

  913 10:19:17.766886  [   22.624541] systemd[1]: Created slice system-modprobe.slice.

  914 10:19:17.766980  [  OK  ] Created slice system-modprobe.slice.

  915 10:19:17.821211  [   22.673168] systemd[1]: Created slice system-serial\x2dgetty.slice.

  916 10:19:17.821321  [  OK  ] Created slice system-serial\x2dgetty.slice.

  917 10:19:17.872092  [   22.722572] systemd[1]: Created slice User and Session Slice.

  918 10:19:17.872211  [  OK  ] Created slice User and Session Slice.

  919 10:19:17.921081  [   22.772221] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

  920 10:19:17.921194  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

  921 10:19:17.969932  [   22.821529] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

  922 10:19:17.970047  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

  923 10:19:18.027824  [   22.869601] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.

  924 10:19:18.027936  [   22.883531] systemd[1]: Reached target Local Encrypted Volumes.

  925 10:19:18.028033  [  OK  ] Reached target Local Encrypted Volumes.

  926 10:19:18.071743  [   22.930289] systemd[1]: Reached target Paths.

  927 10:19:18.071862  [  OK  ] Reached target Paths.

  928 10:19:18.114682  [   22.968369] systemd[1]: Reached target Remote File Systems.

  929 10:19:18.114829  [  OK  ] Reached target Remote File Systems.

  930 10:19:18.130734  [   23.009744] systemd[1]: Reached target Slices.

  931 10:19:18.146705  [  OK  ] Reached target Slices.

  932 10:19:18.190595  [   23.048705] systemd[1]: Reached target Swap.

  933 10:19:18.190723  [  OK  ] Reached target Swap.

  934 10:19:18.249550  [   23.103480] systemd[1]: Listening on initctl Compatibility Named Pipe.

  935 10:19:18.249745  [  OK  ] Listening on initctl Compatibility Named Pipe.

  936 10:19:18.364049  [   23.207379] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.

  937 10:19:18.364540  [   23.222147] systemd[1]: Listening on Journal Socket (/dev/log).

  938 10:19:18.364848  [  OK  ] Listening on Journal Socket (/dev/log).

  939 10:19:18.407984  [   23.264790] systemd[1]: Listening on Journal Socket.

  940 10:19:18.408479  [  OK  ] Listening on Journal Socket.

  941 10:19:18.462584  [   23.314532] systemd[1]: Listening on Network Service Netlink Socket.

  942 10:19:18.463069  [  OK  ] Listening on Network Service Netlink Socket.

  943 10:19:18.514386  [   23.370096] systemd[1]: Listening on udev Control Socket.

  944 10:19:18.514889  [  OK  ] Listening on udev Control Socket.

  945 10:19:18.554469  [   23.410895] systemd[1]: Listening on udev Kernel Socket.

  946 10:19:18.554978  [  OK  ] Listening on udev Kernel Socket.

  947 10:19:18.599330  [   23.452404] systemd[1]: Condition check resulted in Huge Pages File System being skipped.

  948 10:19:18.599837  [   23.463605] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.

  949 10:19:18.631124  [   23.486895] systemd[1]: Mounting Kernel Debug File System...

  950 10:19:18.631647           Mounting Kernel Debug File System...

  951 10:19:18.688056  [   23.544942] systemd[1]: Mounting Kernel Trace File System...

  952 10:19:18.688553           Mounting Kernel Trace File System...

  953 10:19:18.748521  [   23.599654] systemd[1]: Starting Create list of static device nodes for the current kernel...

  954 10:19:18.748614           Starting Create list of st…odes for the current kernel...

  955 10:19:18.805591  [   23.663519] systemd[1]: Starting Load Kernel Module configfs...

  956 10:19:18.805768           Starting Load Kernel Module configfs...

  957 10:19:18.861361  [   23.718451] systemd[1]: Starting Load Kernel Module drm...

  958 10:19:18.861529           Starting Load Kernel Module drm...

  959 10:19:18.904442  [   23.768765] systemd[1]: Starting Load Kernel Module fuse...

  960 10:19:18.904629           Starting Load Kernel Module fuse...

  961 10:19:18.952195  [   23.816203] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

  962 10:19:18.993079  [   23.850601] systemd[1]: Starting Journal Service...

  963 10:19:18.993229           Starting Journal Service...

  964 10:19:19.009327  [   23.882747] fuse: init (API version 7.32)

  965 10:19:19.048117  [   23.907020] systemd[1]: Starting Load Kernel Modules...

  966 10:19:19.048352           Starting Load Kernel Modules...

  967 10:19:19.103925  [   23.961771] systemd[1]: Starting Remount Root and Kernel File Systems...

  968 10:19:19.104066           Starting Remount Root and Kernel File Systems...

  969 10:19:19.159871  [   24.019172] systemd[1]: Starting Coldplug All udev Devices...

  970 10:19:19.160017           Starting Coldplug All udev Devices...

  971 10:19:19.227202  [   24.061579] systemd[1]: Mounted Kernel Debug File System.

  972 10:19:19.227736  [  OK  ] Mounted Kernel Debug File System.

  973 10:19:19.228167  [   24.081335] systemd[1]: Mounted Kernel Trace File System.

  974 10:19:19.228562  [  OK  ] Mounted Kernel Trace File System.

  975 10:19:19.287562  [   24.137392] systemd[1]: Finished Create list of static device nodes for the current kernel.

  976 10:19:19.287729  [  OK  ] Finished Create list of st… nodes for the current kernel.

  977 10:19:19.385365  [   24.232959] systemd[1]: modprobe@configfs.service: Succeeded.

  978 10:19:19.385510  [   24.243778] systemd[1]: Finished Load Kernel Module configfs.

  979 10:19:19.385609  [  OK  ] Finished Load Kernel Module configfs.

  980 10:19:19.417406  [   24.293718] systemd[1]: modprobe@drm.service: Succeeded.

  981 10:19:19.448240  [   24.304852] systemd[1]: Finished Load Kernel Module drm.

  982 10:19:19.448331  [  OK  ] Finished Load Kernel Module drm.

  983 10:19:19.513168  [   24.363953] systemd[1]: modprobe@fuse.service: Succeeded.

  984 10:19:19.513261  [   24.374134] systemd[1]: Finished Load Kernel Module fuse.

  985 10:19:19.513348  [  OK  ] Finished Load Kernel Module fuse.

  986 10:19:19.545134  [   24.423605] systemd[1]: Finished Load Kernel Modules.

  987 10:19:19.567131  [  OK  ] Finished Load Kernel Modules.

  988 10:19:19.607012  [   24.463410] systemd[1]: Finished Remount Root and Kernel File Systems.

  989 10:19:19.607100  [  OK  ] Finished Remount Root and Kernel File Systems.

  990 10:19:19.673902  [   24.530130] systemd[1]: Mounting FUSE Control File System...

  991 10:19:19.673996           Mounting FUSE Control File System...

  992 10:19:19.728749  [   24.588159] systemd[1]: Mounting Kernel Configuration File System...

  993 10:19:19.728839           Mounting Kernel Configuration File System...

  994 10:19:19.806746  [   24.635477] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

  995 10:19:19.806839  [   24.645933] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

  996 10:19:19.806928  [   24.664741] systemd[1]: Starting Load/Save Random Seed...

  997 10:19:19.807011           Starting Load/Save Random Seed...

  998 10:19:19.845618  [   24.709539] systemd[1]: Starting Apply Kernel Variables...

  999 10:19:19.845707           Starting Apply Kernel Variables...

 1000 10:19:19.909358  [   24.773601] systemd[1]: Starting Create System Users...

 1001 10:19:19.909451           Starting Create System Users...

 1002 10:19:19.941240  [   24.817992] systemd[1]: Started Journal Service.

 1003 10:19:19.957346  [  OK  ] Started Journal Service.

 1004 10:19:20.021286  [  OK  ] Mounted FUSE Control File System.

 1005 10:19:20.069205  [  OK  ] Mounted Kernel Configuration File System.

 1006 10:19:20.115132  [  OK  ] Finished Load/Save Random Seed.

 1007 10:19:20.163055  [  OK  ] Finished Apply Kernel Variables.

 1008 10:19:20.210904  [  OK  ] Finished Create System Users.

 1009 10:19:20.271848           Starting Flush Journal to Persistent Storage...

 1010 10:19:20.335661           Starting Create Static Device Nodes in /dev...

 1011 10:19:20.367610  [   25.233138] systemd-journald[286]: Received client request to flush runtime journal.

 1012 10:19:20.532300  [  OK  ] Finished Create Static Device Nodes in /dev.

 1013 10:19:20.564216  [  OK  ] Reached target Local File Systems (Pre).

 1014 10:19:20.606207  [  OK  ] Reached target Local File Systems.

 1015 10:19:20.794007           Starting Rule-based Manage…for Device Events and Files...

 1016 10:19:21.255187  [  OK  ] Finished Flush Journal to Persistent Storage.

 1017 10:19:21.299061           Starting Create Volatile Files and Directories...

 1018 10:19:21.355914  [  OK  ] Started Rule-based Manager for Device Events and Files.

 1019 10:19:21.451727           Starting Network Service...

 1020 10:19:22.441929  [  OK  ] Finished Create Volatile Files and Directories.

 1021 10:19:22.547680           Starting Network Time Synchronization...

 1022 10:19:22.595625           Starting Update UTMP about System Boot/Shutdown...

 1023 10:19:22.643538  [  OK  ] Started Network Service.

 1024 10:19:22.755401           Starting Network Name Resolution...

 1025 10:19:23.010922  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 1026 10:19:23.744680  [  OK  ] Started Network Time Synchronization.

 1027 10:19:23.776722  [  OK  ] Reached target System Time Set.

 1028 10:19:23.806617  [  OK  ] Reached target System Time Synchronized.

 1029 10:19:24.387596  [  OK  ] Started Network Name Resolution.

 1030 10:19:24.403593  [  OK  ] Reached target Network.

 1031 10:19:24.446445  [  OK  ] Reached target Host and Network Name Lookups.

 1032 10:19:25.292830  [  OK  ] Reached target Hardware activated USB gadget.

 1033 10:19:25.436622  [  OK  ] Found device /dev/ttymxc1.

 1034 10:19:25.684439  [  OK  ] Finished Coldplug All udev Devices.

 1035 10:19:26.299343  [  OK  ] Reached target System Initialization.

 1036 10:19:26.336785  [  OK  ] Started Daily apt download activities.

 1037 10:19:26.375072  [  OK  ] Started Daily apt upgrade and clean activities.

 1038 10:19:26.404820  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 1039 10:19:26.447097  [  OK  ] Started Discard unused blocks once a week.

 1040 10:19:26.447434  [  OK  ] Started Daily Cleanup of Temporary Directories.

 1041 10:19:26.479457  [  OK  ] Reached target Timers.

 1042 10:19:26.525175  [  OK  ] Listening on D-Bus System Message Bus Socket.

 1043 10:19:26.556765  [  OK  ] Reached target Sockets.

 1044 10:19:26.586771  [  OK  ] Reached target Basic System.

 1045 10:19:26.619022  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 1046 10:19:26.690523  [  OK  ] Started D-Bus System Message Bus.

 1047 10:19:26.799960           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 1048 10:19:27.055922           Starting User Login Management...

 1049 10:19:27.103701           Starting Permit User Sessions...

 1050 10:19:27.260367  [  OK  ] Finished Permit User Sessions.

 1051 10:19:27.504993  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 1052 10:19:29.038422  [  OK  ] Started User Login Management.

 1053 10:19:29.054386  [  OK  ] Started Getty on tty1.

 1054 10:19:29.123235  [  OK  ] Started Serial Getty on ttymxc1.

 1055 10:19:29.166273  [  OK  ] Reached target Login Prompts.

 1056 10:19:29.203265  [  OK  ] Reached target Multi-User System.

 1057 10:19:29.243852  [  OK  ] Reached target Graphical Interface.

 1058 10:19:29.307430           Starting Update UTMP about System Runlevel Changes...

 1059 10:19:29.515439  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 1060 10:19:29.653363  

 1061 10:19:29.653918  

 1062 10:19:29.654382  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1

 1063 10:19:29.654862  

 1064 10:19:29.655273  debian-bullseye-armhf login: root (automatic login)

 1065 10:19:29.655680  

 1066 10:19:29.656078  

 1067 10:19:30.677339  Linux debian-bullseye-armhf 5.10.167-cip26 #1 SMP Fri Feb 10 10:06:11 UTC 2023 armv7l

 1068 10:19:30.677902  

 1069 10:19:30.678363  The programs included with the Debian GNU/Linux system are free software;

 1070 10:19:30.678827  the exact distribution terms for each program are described in the

 1071 10:19:30.679255  individual files in /usr/share/doc/*/copyright.

 1072 10:19:30.679668  

 1073 10:19:30.680073  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1074 10:19:30.680475  permitted by applicable law.

 1075 10:19:35.502074  Matched prompt #10: / #
 1077 10:19:35.503705  Setting prompt string to ['/ #']
 1078 10:19:35.504389  end: 2.4.4.1 login-action (duration 00:00:33) [common]
 1080 10:19:35.506064  end: 2.4.4 auto-login-action (duration 00:00:42) [common]
 1081 10:19:35.506797  start: 2.4.5 expect-shell-connection (timeout 00:03:24) [common]
 1082 10:19:35.506982  Setting prompt string to ['/ #']
 1083 10:19:35.507045  Forcing a shell prompt, looking for ['/ #']
 1085 10:19:35.557584  / # 

 1086 10:19:35.557962  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1087 10:19:35.558233  Waiting using forced prompt support (timeout 00:02:30)
 1088 10:19:35.564909  

 1089 10:19:35.581633  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1090 10:19:35.582255  start: 2.4.6 export-device-env (timeout 00:03:24) [common]
 1091 10:19:35.583306  Sending with 10 millisecond of delay
 1093 10:19:40.668573  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8'

 1094 10:19:40.679692  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9097449/extract-nfsrootfs-hw6yuaz8'

 1095 10:19:40.691938  Sending with 10 millisecond of delay
 1097 10:19:42.929654  / # export NFS_SERVER_IP='192.168.201.1'

 1098 10:19:42.943245  export NFS_SERVER_IP='192.168.201.1'

 1099 10:19:42.943797  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1100 10:19:42.944045  end: 2.4 uboot-commands (duration 00:01:44) [common]
 1101 10:19:42.944258  end: 2 uboot-action (duration 00:01:44) [common]
 1102 10:19:42.944475  start: 3 lava-test-retry (timeout 00:07:47) [common]
 1103 10:19:42.944686  start: 3.1 lava-test-shell (timeout 00:07:47) [common]
 1104 10:19:42.944860  Using namespace: common
 1106 10:19:43.046272  / # #

 1107 10:19:43.046927  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1108 10:19:43.055081  #

 1109 10:19:43.071588  Using /lava-9097449
 1111 10:19:43.173440  / # export SHELL=/bin/bash

 1112 10:19:43.183241  export SHELL=/bin/bash

 1114 10:19:43.301133  / # . /lava-9097449/environment

 1115 10:19:43.310466  . /lava-9097449/environment

 1117 10:19:43.428267  / # /lava-9097449/bin/lava-test-runner /lava-9097449/0

 1118 10:19:43.428873  Test shell timeout: 10s (minimum of the action and connection timeout)
 1119 10:19:43.438463  /lava-9097449/bin/lava-test-runner /lava-9097449/0

 1120 10:19:44.124714  + export TESTRUN_ID=0_timesync-off

 1121 10:19:44.145654  + TESTRUN_ID=0_timesync-off

 1122 10:19:44.145736  + cd /lava-9097449/0/tests/0_timesync-off

 1123 10:19:44.145805  ++ cat uuid

 1124 10:19:44.190480  + UUID=9097449_1.6.2.4.1

 1125 10:19:44.190558  + set +x

 1126 10:19:44.190627  <LAVA_SIGNAL_STARTRUN 0_timesync-off 9097449_1.6.2.4.1>

 1127 10:19:44.190697  + systemctl stop systemd-timesyncd

 1128 10:19:44.190936  Received signal: <STARTRUN> 0_timesync-off 9097449_1.6.2.4.1
 1129 10:19:44.191005  Starting test lava.0_timesync-off (9097449_1.6.2.4.1)
 1130 10:19:44.191096  Skipping test definition patterns.
 1131 10:19:44.348220  + set +x

 1132 10:19:44.348317  <LAVA_SIGNAL_ENDRUN 0_timesync-off 9097449_1.6.2.4.1>

 1133 10:19:44.348557  Received signal: <ENDRUN> 0_timesync-off 9097449_1.6.2.4.1
 1134 10:19:44.348644  Ending use of test pattern.
 1135 10:19:44.348709  Ending test lava.0_timesync-off (9097449_1.6.2.4.1), duration 0.16
 1137 10:19:44.591753  + export TESTRUN_ID=1_kselftest-lkdtm

 1138 10:19:44.591852  + TESTRUN_ID=1_kselftest-lkdtm

 1139 10:19:44.591922  + cd /lava-9097449/0/tests/1_kselftest-lkdtm

 1140 10:19:44.591992  ++ cat uuid

 1141 10:19:44.655661  + UUID=9097449_1.6.2.4.5

 1142 10:19:44.655747  + set +x

 1143 10:19:44.655820  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 9097449_1.6.2.4.5>

 1144 10:19:44.655893  + cd ./automated/linux/kselftest/

 1145 10:19:44.655959  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 1146 10:19:44.656209  Received signal: <STARTRUN> 1_kselftest-lkdtm 9097449_1.6.2.4.5
 1147 10:19:44.656285  Starting test lava.1_kselftest-lkdtm (9097449_1.6.2.4.5)
 1148 10:19:44.656368  Skipping test definition patterns.
 1149 10:19:44.745959  INFO: Generating a skipfile based on /lava-9097449/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml

 1150 10:19:44.967515  INFO: Using the following generated skipfile contents (until EOF):

 1151 10:19:44.968036  breakpoints:breakpoint_test

 1152 10:19:44.968391  breakpoints:step_after_suspend_test

 1153 10:19:44.968767  ftrace:ftracetest

 1154 10:19:44.969092  net:rtnetlink.sh

 1155 10:19:44.969406  net:tls

 1156 10:19:44.969711  netfilter:bridge_brouter.sh

 1157 10:19:44.970012  netfilter:nft_flowtable.sh

 1158 10:19:44.970311  netfilter:nft_trans_stress.sh

 1159 10:19:44.970674  pidfd:pidfd_wait

 1160 10:19:44.971012  INFO: EOF

 1161 10:19:45.063363  INFO: install_deps skipped

 1162 10:19:45.271209  --2023-02-10 10:19:45--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.167-cip26/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1163 10:19:45.317970  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28

 1164 10:19:45.445804  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.

 1165 10:19:45.609528  HTTP request sent, awaiting response... 200 OK

 1166 10:19:45.610055  Length: 1408264 (1.3M) [application/octet-stream]

 1167 10:19:45.610445  Saving to: 'kselftest.tar.xz'

 1168 10:19:45.610779  

 1169 10:19:45.611098  

 1170 10:19:45.889553  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 1171 10:19:46.171391  kselftest.tar.xz      2%[                    ]  31.77K   113KB/s               

 1172 10:19:46.442570  kselftest.tar.xz      6%[>                   ]  90.23K   160KB/s               

 1173 10:19:46.737630  kselftest.tar.xz      9%[>                   ] 133.58K   157KB/s               

 1174 10:19:47.021076  kselftest.tar.xz     13%[=>                  ] 183.56K   163KB/s               

 1175 10:19:47.304305  kselftest.tar.xz     16%[==>                 ] 225.98K   160KB/s               

 1176 10:19:47.587910  kselftest.tar.xz     19%[==>                 ] 272.64K   161KB/s               

 1177 10:19:47.871919  kselftest.tar.xz     23%[===>                ] 320.72K   162KB/s               

 1178 10:19:48.156671  kselftest.tar.xz     26%[====>               ] 370.21K   164KB/s               

 1179 10:19:48.380464  kselftest.tar.xz     30%[=====>              ] 425.36K   167KB/s               

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 1201 10:19:52.604542  

 1202 10:19:57.043042  skiplist:

 1203 10:19:57.043189  ========================================

 1204 10:19:57.043260  breakpoints:breakpoint_test

 1205 10:19:57.266618  breakpoints:step_after_suspend_test

 1206 10:19:57.330444  ftrace:ftracetest

 1207 10:19:57.378341  net:rtnetlink.sh

 1208 10:19:57.426367  net:tls

 1209 10:19:57.474229  netfilter:bridge_brouter.sh

 1210 10:19:57.522133  netfilter:nft_flowtable.sh

 1211 10:19:57.570132  netfilter:nft_trans_stress.sh

 1212 10:19:57.618026  pidfd:pidfd_wait

 1213 10:19:57.665899  ========================================

 1214 10:19:57.828437  lkdtm:PANIC.sh

 1215 10:19:57.828583  lkdtm:BUG.sh

 1216 10:19:57.828653  lkdtm:WARNING.sh

 1217 10:19:57.828715  lkdtm:WARNING_MESSAGE.sh

 1218 10:19:57.828777  lkdtm:EXCEPTION.sh

 1219 10:19:57.828835  lkdtm:LOOP.sh

 1220 10:19:57.828893  lkdtm:EXHAUST_STACK.sh

 1221 10:19:57.828951  lkdtm:CORRUPT_STACK.sh

 1222 10:19:57.829007  lkdtm:CORRUPT_STACK_STRONG.sh

 1223 10:19:57.829063  lkdtm:CORRUPT_LIST_ADD.sh

 1224 10:19:57.829118  lkdtm:CORRUPT_LIST_DEL.sh

 1225 10:19:57.829174  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1226 10:19:57.829230  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1227 10:19:57.829285  lkdtm:UNSET_SMEP.sh

 1228 10:19:57.829339  lkdtm:DOUBLE_FAULT.sh

 1229 10:19:57.829394  lkdtm:CORRUPT_PAC.sh

 1230 10:19:57.829448  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1231 10:19:57.829503  lkdtm:OVERWRITE_ALLOCATION.sh

 1232 10:19:57.829558  lkdtm:WRITE_AFTER_FREE.sh

 1233 10:19:57.871626  lkdtm:READ_AFTER_FREE.sh

 1234 10:19:57.871783  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1235 10:19:57.871854  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1236 10:19:57.871917  lkdtm:SLAB_FREE_DOUBLE.sh

 1237 10:19:57.871978  lkdtm:SLAB_FREE_CROSS.sh

 1238 10:19:57.872037  lkdtm:SLAB_FREE_PAGE.sh

 1239 10:19:57.872095  lkdtm:SOFTLOCKUP.sh

 1240 10:19:57.872152  lkdtm:HARDLOCKUP.sh

 1241 10:19:57.872208  lkdtm:SPINLOCKUP.sh

 1242 10:19:57.872264  lkdtm:HUNG_TASK.sh

 1243 10:19:57.872320  lkdtm:EXEC_DATA.sh

 1244 10:19:57.872376  lkdtm:EXEC_STACK.sh

 1245 10:19:57.872431  lkdtm:EXEC_KMALLOC.sh

 1246 10:19:57.872486  lkdtm:EXEC_VMALLOC.sh

 1247 10:19:57.872541  lkdtm:EXEC_RODATA.sh

 1248 10:19:57.872595  lkdtm:EXEC_USERSPACE.sh

 1249 10:19:57.872649  lkdtm:EXEC_NULL.sh

 1250 10:19:57.872704  lkdtm:ACCESS_USERSPACE.sh

 1251 10:19:57.872758  lkdtm:ACCESS_NULL.sh

 1252 10:19:57.872813  lkdtm:WRITE_RO.sh

 1253 10:19:57.872868  lkdtm:WRITE_RO_AFTER_INIT.sh

 1254 10:19:57.914700  lkdtm:WRITE_KERN.sh

 1255 10:19:57.914820  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1256 10:19:57.914889  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1257 10:19:57.914952  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1258 10:19:57.915012  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1259 10:19:57.915071  lkdtm:REFCOUNT_DEC_ZERO.sh

 1260 10:19:57.915128  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1261 10:19:57.915185  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1262 10:19:57.915275  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1263 10:19:57.915331  lkdtm:REFCOUNT_INC_ZERO.sh

 1264 10:19:57.915385  lkdtm:REFCOUNT_ADD_ZERO.sh

 1265 10:19:57.915441  lkdtm:REFCOUNT_INC_SATURATED.sh

 1266 10:19:57.915496  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1267 10:19:57.915552  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1268 10:19:57.915607  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1269 10:19:57.957745  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1270 10:19:57.957867  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1271 10:19:57.957936  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1272 10:19:57.958000  lkdtm:REFCOUNT_TIMING.sh

 1273 10:19:57.958061  lkdtm:ATOMIC_TIMING.sh

 1274 10:19:57.958121  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1275 10:19:57.958180  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1276 10:19:57.958239  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1277 10:19:57.958296  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1278 10:19:57.958352  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1279 10:19:57.958435  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1280 10:19:57.958510  lkdtm:USERCOPY_STACK_BEYOND.sh

 1281 10:19:57.958567  lkdtm:USERCOPY_KERNEL.sh

 1282 10:19:57.958623  lkdtm:STACKLEAK_ERASING.sh

 1283 10:19:58.000714  lkdtm:CFI_FORWARD_PROTO.sh

 1284 10:19:58.000810  ============== Tests to run ===============

 1285 10:19:58.000879  lkdtm:PANIC.sh

 1286 10:19:58.000942  lkdtm:BUG.sh

 1287 10:19:58.001003  lkdtm:WARNING.sh

 1288 10:19:58.001096  lkdtm:WARNING_MESSAGE.sh

 1289 10:19:58.001154  lkdtm:EXCEPTION.sh

 1290 10:19:58.001211  lkdtm:LOOP.sh

 1291 10:19:58.001268  lkdtm:EXHAUST_STACK.sh

 1292 10:19:58.001324  lkdtm:CORRUPT_STACK.sh

 1293 10:19:58.001379  lkdtm:CORRUPT_STACK_STRONG.sh

 1294 10:19:58.001435  lkdtm:CORRUPT_LIST_ADD.sh

 1295 10:19:58.001491  lkdtm:CORRUPT_LIST_DEL.sh

 1296 10:19:58.001611  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1297 10:19:58.001667  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1298 10:19:58.001722  lkdtm:UNSET_SMEP.sh

 1299 10:19:58.001777  lkdtm:DOUBLE_FAULT.sh

 1300 10:19:58.001832  lkdtm:CORRUPT_PAC.sh

 1301 10:19:58.001887  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1302 10:19:58.001942  lkdtm:OVERWRITE_ALLOCATION.sh

 1303 10:19:58.043897  lkdtm:WRITE_AFTER_FREE.sh

 1304 10:19:58.044005  lkdtm:READ_AFTER_FREE.sh

 1305 10:19:58.044073  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1306 10:19:58.044137  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1307 10:19:58.044197  lkdtm:SLAB_FREE_DOUBLE.sh

 1308 10:19:58.044256  lkdtm:SLAB_FREE_CROSS.sh

 1309 10:19:58.044313  lkdtm:SLAB_FREE_PAGE.sh

 1310 10:19:58.044370  lkdtm:SOFTLOCKUP.sh

 1311 10:19:58.044426  lkdtm:HARDLOCKUP.sh

 1312 10:19:58.044482  lkdtm:SPINLOCKUP.sh

 1313 10:19:58.044536  lkdtm:HUNG_TASK.sh

 1314 10:19:58.044592  lkdtm:EXEC_DATA.sh

 1315 10:19:58.044645  lkdtm:EXEC_STACK.sh

 1316 10:19:58.044700  lkdtm:EXEC_KMALLOC.sh

 1317 10:19:58.044756  lkdtm:EXEC_VMALLOC.sh

 1318 10:19:58.044810  lkdtm:EXEC_RODATA.sh

 1319 10:19:58.044864  lkdtm:EXEC_USERSPACE.sh

 1320 10:19:58.044919  lkdtm:EXEC_NULL.sh

 1321 10:19:58.044974  lkdtm:ACCESS_USERSPACE.sh

 1322 10:19:58.045028  lkdtm:ACCESS_NULL.sh

 1323 10:19:58.086950  lkdtm:WRITE_RO.sh

 1324 10:19:58.087077  lkdtm:WRITE_RO_AFTER_INIT.sh

 1325 10:19:58.087146  lkdtm:WRITE_KERN.sh

 1326 10:19:58.087215  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1327 10:19:58.087277  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1328 10:19:58.087365  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1329 10:19:58.087422  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1330 10:19:58.087479  lkdtm:REFCOUNT_DEC_ZERO.sh

 1331 10:19:58.087535  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1332 10:19:58.087591  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1333 10:19:58.087646  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1334 10:19:58.087701  lkdtm:REFCOUNT_INC_ZERO.sh

 1335 10:19:58.087756  lkdtm:REFCOUNT_ADD_ZERO.sh

 1336 10:19:58.087817  lkdtm:REFCOUNT_INC_SATURATED.sh

 1337 10:19:58.087903  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1338 10:19:58.129925  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1339 10:19:58.130041  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1340 10:19:58.130111  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1341 10:19:58.130173  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1342 10:19:58.130234  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1343 10:19:58.130293  lkdtm:REFCOUNT_TIMING.sh

 1344 10:19:58.130355  lkdtm:ATOMIC_TIMING.sh

 1345 10:19:58.130454  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1346 10:19:58.130513  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1347 10:19:58.130570  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1348 10:19:58.130626  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1349 10:19:58.130682  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1350 10:19:58.130737  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1351 10:19:58.130797  lkdtm:USERCOPY_STACK_BEYOND.sh

 1352 10:19:58.130918  lkdtm:USERCOPY_KERNEL.sh

 1353 10:19:58.170550  lkdtm:STACKLEAK_ERASING.sh

 1354 10:19:58.170684  lkdtm:CFI_FORWARD_PROTO.sh

 1355 10:19:58.170752  ===========End Tests to run ===============

 1356 10:20:00.163484  [   65.034264] kselftest: Running tests in lkdtm

 1357 10:20:00.195466  TAP version 13

 1358 10:20:00.227346  1..70

 1359 10:20:00.275298  # selftests: lkdtm: PANIC.sh

 1360 10:20:00.578754  # Skipping PANIC: crashes entire system

 1361 10:20:00.594719  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1362 10:20:00.626562  # selftests: lkdtm: BUG.sh

 1363 10:20:00.989751  [   65.827037] lkdtm: Performing direct entry BUG

 1364 10:20:00.989895  [   65.831934] ------------[ cut here ]------------

 1365 10:20:00.989965  [   65.836564] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1366 10:20:00.990029  [   65.841797] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1367 10:20:01.033121  [   65.846944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1368 10:20:01.033224  [   65.876035] CPU: 3 PID: 726 Comm: cat Not tainted 5.10.167-cip26 #1

 1369 10:20:01.033293  [   65.882323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1370 10:20:01.033358  [   65.888887] PC is at lkdtm_BUG+0x14/0x18

 1371 10:20:01.033421  [   65.892837] LR is at lkdtm_do_action+0x2c/0x4c

 1372 10:20:01.033482  [   65.897303] pc : [<c0c35358>]    lr : [<c0c34dd8>]    psr: a00e0013

 1373 10:20:01.033541  [   65.903590] sp : c5a8fe58  ip : c5a8fe68  fp : c5a8fe64

 1374 10:20:01.033599  [   65.908835] r10: 00000004  r9 : c1ad0404  r8 : c15e88e4

 1375 10:20:01.076520  [   65.914079] r7 : c5a8ff60  r6 : 00000004  r5 : c5c86000  r4 : 00000001

 1376 10:20:01.076640  [   65.920627] r3 : c0c35344  r2 : bb9867da  r1 : ef7c05e0  r0 : c15e88ec

 1377 10:20:01.076748  [   65.927179] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1378 10:20:01.076813  [   65.934335] Control: 10c5387d  Table: 16a0c04a  DAC: 00000051

 1379 10:20:01.076903  [   65.940105] Process cat (pid: 726, stack limit = 0xf2989ce3)

 1380 10:20:01.076964  [   65.945787] Stack: (0xc5a8fe58 to 0xc5a90000)

 1381 10:20:01.077024  [   65.950169] fe40:                                                       c5a8fe74 c5a8fe68

 1382 10:20:01.119757  [   65.958378] fe60: c0c34dd8 c0c35350 c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5b58780

 1383 10:20:01.119853  [   65.966583] fe80: b6e7d000 00000004 c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4

 1384 10:20:01.119922  [   65.974789] fea0: 00000000 c5b58780 b6e7d000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8

 1385 10:20:01.119985  [   65.982995] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000

 1386 10:20:01.120046  [   65.991202] fee0: b6e7d000 00020000 00000004 00000004 0001fffc c5a8fee0 00000001 b6e7c000

 1387 10:20:01.163067  [   65.999406] ff00: c6a3e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1388 10:20:01.163165  [   66.007611] ff20: 00000000 00000000 c13a0660 bb9867da c205d2a0 c5b58780 c5b58780 c5a8e000

 1389 10:20:01.163236  [   66.015816] ff40: b6e7d000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc

 1390 10:20:01.163301  [   66.024023] ff60: 00000000 00000000 c5a8ffac bb9867da 00000004 00000004 b6fc4e00 00000004

 1391 10:20:01.163364  [   66.032229] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8

 1392 10:20:01.206316  [   66.040436] ffa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e7d000 00000004 00000000

 1393 10:20:01.206436  [   66.048640] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1394 10:20:01.206521  [   66.056846] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000

 1395 10:20:01.206592  [   66.065039] Backtrace: 

 1396 10:20:01.206659  [   66.067535] [<c0c35344>] (lkdtm_BUG) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1397 10:20:01.206722  [   66.075140] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1398 10:20:01.206783  [   66.083187] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1399 10:20:01.249794  [   66.091137]  r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8

 1400 10:20:01.249900  [   66.098922] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1401 10:20:01.249972  [   66.106782]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000

 1402 10:20:01.250038  [   66.114558] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1403 10:20:01.250101  [   66.121724]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780

 1404 10:20:01.250162  [   66.129572]  r4:c5b58780

 1405 10:20:01.293088  [   66.132139] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1406 10:20:01.293185  [   66.139306]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004

 1407 10:20:01.293255  [   66.147086] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1408 10:20:01.293319  [   66.154674] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 1409 10:20:01.293383  [   66.159753] ffa0:                   00000004 00000004 00000001 b6e7d000 00000004 00000000

 1410 10:20:01.293444  [   66.167959] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1411 10:20:01.336479  [   66.176157] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6

 1412 10:20:01.336580  [   66.181239] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1413 10:20:01.336650  [   66.187365] ---[ end trace 77d48502fc65fe9f ]---

 1414 10:20:01.336715  [   66.192013] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1415 10:20:01.336778  [   66.200908] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 726, name: cat

 1416 10:20:01.336839  [   66.208581] INFO: lockdep is turned off.

 1417 10:20:01.336898  [   66.212521] irq event stamp: 1590

 1418 10:20:01.379820  [   66.215881] hardirqs last  enabled at (1589): [<c03d51d8>] console_unlock+0x4b0/0x6c0

 1419 10:20:01.379922  [   66.223741] hardirqs last disabled at (1590): [<c0300c60>] __und_svc+0x60/0x6c

 1420 10:20:01.379992  [   66.230993] softirqs last  enabled at (1586): [<c03021a8>] __do_softirq+0x378/0x5fc

 1421 10:20:01.380057  [   66.238678] softirqs last disabled at (1575): [<c035f1bc>] __irq_exit_rcu+0x178/0x1d0

 1422 10:20:01.380120  [   66.246536] CPU: 3 PID: 726 Comm: cat Tainted: G      D           5.10.167-cip26 #1

 1423 10:20:01.380180  [   66.254211] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1424 10:20:01.380240  [   66.260757] Backtrace: 

 1425 10:20:01.423204  [   66.263266] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 1426 10:20:01.423308  [   66.270864]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0faf8

 1427 10:20:01.423379  [   66.276560] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 1428 10:20:01.423443  [   66.283914] [<c1384788>] (dump_stack) from [<c038e604>] (___might_sleep+0x1ac/0x2bc)

 1429 10:20:01.423506  [   66.291688]  r9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19cc95c r4:c5a8e000

 1430 10:20:01.423567  [   66.299465] [<c038e458>] (___might_sleep) from [<c038e784>] (__might_sleep+0x70/0xb0)

 1431 10:20:01.466626  [   66.307317]  r6:00000000 r5:00000031 r4:c19cc95c

 1432 10:20:01.466728  [   66.311979] [<c038e714>] (__might_sleep) from [<c036d09c>] (exit_signals+0x4c/0x3fc)

 1433 10:20:01.466798  [   66.319746]  r6:00000001 r5:c5a8e000 r4:c5d32880

 1434 10:20:01.466862  [   66.324409] [<c036d050>] (exit_signals) from [<c035bd2c>] (do_exit+0x100/0xb38)

 1435 10:20:01.466928  [   66.331746]  r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5d32880

 1436 10:20:01.466994  [   66.338484] [<c035bc2c>] (do_exit) from [<c035dc14>] (make_task_dead+0x68/0x74)

 1437 10:20:01.467057  [   66.345812]  r7:c1e0f9cc

 1438 10:20:01.509988  [   66.348382] [<c035dbac>] (make_task_dead) from [<c030ea88>] (die+0x370/0x37c)

 1439 10:20:01.510091  [   66.355547] [<c030e718>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)

 1440 10:20:01.510161  [   66.362625]  r10:00000004 r9:c5a8e000 r8:c15e88e4 r7:00000000 r6:c5a8fdc8 r5:c0c35358

 1441 10:20:01.510226  [   66.370474]  r4:e7f001f2

 1442 10:20:01.510289  [   66.373040] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1443 10:20:01.510350  [   66.380977] Exception stack(0xc5a8fdc8 to 0xc5a8fe10)

 1444 10:20:01.510416  [   66.386058] fdc0:                   c15e88ec ef7c05e0 bb9867da c0c35344 00000001 c5c86000

 1445 10:20:01.553358  [   66.394266] fde0: 00000004 c5a8ff60 c15e88e4 c1ad0404 00000004 c5a8fe64 c5a8fe68 c5a8fe58

 1446 10:20:01.553466  [   66.402467] fe00: c0c34dd8 c0c35358 a00e0013 ffffffff

 1447 10:20:01.553535  [   66.407544]  r7:c5a8fdfc r6:ffffffff r5:a00e0013 r4:c0c3535c

 1448 10:20:01.553600  [   66.413234] [<c0c35344>] (lkdtm_BUG) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1449 10:20:01.553662  [   66.420832] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1450 10:20:01.553724  [   66.428872] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1451 10:20:01.596621  [   66.436818]  r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8

 1452 10:20:01.596720  [   66.444598] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1453 10:20:01.596791  [   66.452457]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000

 1454 10:20:01.596856  [   66.460231] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1455 10:20:01.596919  [   66.467396]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780

 1456 10:20:01.596980  [   66.475244]  r4:c5b58780

 1457 10:20:01.640012  [   66.477808] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1458 10:20:01.640114  [   66.484973]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004

 1459 10:20:01.640184  [   66.492747] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1460 10:20:01.640248  [   66.500336] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 1461 10:20:01.640311  [   66.505415] ffa0:                   00000004 00000004 00000001 b6e7d000 00000004 00000000

 1462 10:20:01.640373  [   66.513620] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1463 10:20:01.682537  [   66.521821] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6

 1464 10:20:01.682683  # Segmentation fault

 1465 10:20:01.752943  # [   65.827037] lkdtm: Performing direct entry BUG

 1466 10:20:01.753078  # [   65.831934] ------------[ cut here ]------------

 1467 10:20:01.753152  # [   65.836564] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1468 10:20:01.753222  # [   65.841797] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1469 10:20:01.796144  # [   65.846944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1470 10:20:01.796276  # [   65.876035] CPU: 3 PID: 726 Comm: cat Not tainted 5.10.167-cip26 #1

 1471 10:20:01.796346  # [   65.882323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1472 10:20:01.796411  # [   65.888887] PC is at lkdtm_BUG+0x14/0x18

 1473 10:20:01.796475  # [   65.892837] LR is at lkdtm_do_action+0x2c/0x4c

 1474 10:20:01.796536  # [   65.897303] pc : [<c0c35358>]    lr : [<c0c34dd8>]    psr: a00e0013

 1475 10:20:01.796596  # [   65.903590] sp : c5a8fe58  ip : c5a8fe68  fp : c5a8fe64

 1476 10:20:01.839282  # [   65.908835] r10: 00000004  r9 : c1ad0404  r8 : c15e88e4

 1477 10:20:01.839408  # [   65.914079] r7 : c5a8ff60  r6 : 00000004  r5 : c5c86000  r4 : 00000001

 1478 10:20:01.839479  # [   65.920627] r3 : c0c35344  r2 : bb9867da  r1 : ef7c05e0  r0 : c15e88ec

 1479 10:20:01.839544  # [   65.927179] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1480 10:20:01.839607  # [   65.934335] Control: 10c5387d  Table: 16a0c04a  DAC: 00000051

 1481 10:20:01.839668  # [   65.940105] Process cat (pid: 726, stack limit = 0xf2989ce3)

 1482 10:20:01.839727  # [   65.945787] Stack: (0xc5a8fe58 to 0xc5a90000)

 1483 10:20:01.882591  # [   65.950169] fe40:                                                       c5a8fe74 c5a8fe68

 1484 10:20:01.882716  # [   65.958378] fe60: c0c34dd8 c0c35350 c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5b58780

 1485 10:20:01.882791  # [   65.966583] fe80: b6e7d000 00000004 c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4

 1486 10:20:01.882858  # [   65.974789] fea0: 00000000 c5b58780 b6e7d000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8

 1487 10:20:01.882921  # [   65.982995] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000

 1488 10:20:01.926565  # [   65.991202] fee0: b6e7d000 00020000 00000004 00000004 0001fffc c5a8fee0 00000001 b6e7c000

 1489 10:20:01.926699  # [   65.999406] ff00: c6a3e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1490 10:20:01.926769  # [   66.007611] ff20: 00000000 00000000 c13a0660 bb9867da c205d2a0 c5b58780 c5b58780 c5a8e000

 1491 10:20:01.926838  # [   66.015816] ff40: b6e7d000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc

 1492 10:20:01.926903  # [   66.024023] ff60: 00000000 00000000 c5a8ffac bb9867da 00000004 00000004 b6fc4e00 00000004

 1493 10:20:01.970612  # [   66.032229] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8

 1494 10:20:01.970739  # [   66.040436] ffa0: c03000c0 c05997f4 00000004 00000004 00000001 b6e7d000 00000004 00000000

 1495 10:20:01.970810  # [   66.048640] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1496 10:20:01.970874  # [   66.056846] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6 800e0030 00000001 00000000 00000000

 1497 10:20:01.970936  # [   66.065039] Backtrace: 

 1498 10:20:01.971002  # [   66.067535] [<c0c35344>] (lkdtm_BUG) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1499 10:20:02.014508  # [   66.075140] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1500 10:20:02.014639  # [   66.083187] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1501 10:20:02.014711  # [   66.091137]  r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8

 1502 10:20:02.014781  # [   66.098922] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1503 10:20:02.014845  # [   66.106782]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000

 1504 10:20:02.014907  # [   66.114558] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1505 10:20:02.058534  # [   66.121724]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780

 1506 10:20:02.058659  # [   66.129572]  r4:c5b58780

 1507 10:20:02.058731  # [   66.132139] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1508 10:20:02.058795  # [   66.139306]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004

 1509 10:20:02.058857  # [   66.147086] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1510 10:20:02.058917  # [   66.154674] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 1511 10:20:02.102541  # [   66.159753] ffa0:                   00000004 00000004 00000001 b6e7d000 00000004 00000000

 1512 10:20:02.102667  # [   66.167959] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1513 10:20:02.102738  # [   66.176157] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6

 1514 10:20:02.102801  # [   66.181239] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1515 10:20:02.102863  # [   66.187365] ---[ end trace 77d48502fc65fe9f ]---

 1516 10:20:02.102924  # [   66.192013] BUG: sleeping function called from invalid context[   66.969915] lkdtm: Performing direct entry WARNING

 1517 10:20:02.146559   at include/linux/percpu-rwsem.h:[   66.976944] ------------[ cut here ]------------

 1518 10:20:02.146682  49

 1519 10:20:02.146752  # [   66.200908] in_atomic():[   66.984848] WARNING: CPU: 3 PID: 797 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1520 10:20:02.190558   0, irqs_disabled(): 128, non_blo[   66.995777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1521 10:20:02.190675  ck: 0, pid: 726, name: cat

 1522 10:20:02.190745  # [  [   67.027659] CPU: 3 PID: 797 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1523 10:20:02.190810   66.208581] INFO: lockdep is turn[   67.037961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1524 10:20:02.190873  ed off.

 1525 10:20:02.190932  # [   66.212521] irq eve[   67.047352] Backtrace: 

 1526 10:20:02.190990  nt stamp: 1590

 1527 10:20:02.191049  # [   66.215881] [   67.052680] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 1528 10:20:02.234576  hardirqs last  enabled at (1589):[   67.063098]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 1529 10:20:02.234697   [<c03d51d8>] console_unlock+0x4b[   67.071624] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 1530 10:20:02.234766  0/0x6c0

 1531 10:20:02.234830  # [   66.223741] hardirq[   67.081798] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 1532 10:20:02.234893  s last disabled at (1590): [<c030[   67.091614]  r9:00000009 r8:c0c353a4 r7:00000053 r6:00000009 r5:c0c353a4 r4:c1ad0ac0

 1533 10:20:02.234955  0c60>] __und_svc+0x60/0x6c

 1534 10:20:02.278557  # [  [   67.102223] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 1535 10:20:02.278682   66.230993] softirqs last  enable[   67.112563]  r7:00000053 r6:c1ad0ac0 r5:00000000 r4:c69ce000

 1536 10:20:02.278752  d at (1586): [<c03021a8>] __do_so[   67.121092] [<c137e6c8>] (warn_slowpath_fmt) from [<c0c353a4>] (lkdtm_WARNING+0x48/0x4c)

 1537 10:20:02.278815  ftirq+0x378/0x5fc

 1538 10:20:02.278876  # [   66.23867[   67.132039]  r9:c1ad0408 r8:c15e88e4 r7:c69cff60 r6:00000008 r5:c5c6f000 r4:00000002

 1539 10:20:02.278937  8] softirqs last disabled at (157[   67.142645] [<c0c3535c>] (lkdtm_WARNING) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1540 10:20:02.322526  5): [<c035f1bc>] __irq_exit_rcu+0[   67.153424] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1541 10:20:02.322649  x178/0x1d0

 1542 10:20:02.322719  # [   66.246536] CPU:[   67.164295] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1543 10:20:02.322786   3 PID: 726 Comm: cat Tainted: G [   67.175067]  r9:c69cff60 r8:c5308000 r7:00000008 r6:b6e8b000 r5:c5e92280 r4:c0c351b8

 1544 10:20:02.322850       D           5.10.167-cip26 #[   67.185679] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1545 10:20:02.322913  1

 1546 10:20:02.366535  # [   66.254211] Hardware name[   67.196365]  r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e8b000 r5:c5e92280 r4:00000000

 1547 10:20:02.366655  : Freescale i.MX6 Quad/DualLite ([   67.206973] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1548 10:20:02.366724  Device Tree)

 1549 10:20:02.366788  # [   66.260757] Ba[   67.216968]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c69ce000 r5:c5e92280

 1550 10:20:02.366851  cktrace: 

 1551 10:20:02.366912  # [   66.263266] [<c13[   67.227655]  r4:c5e92280

 1552 10:20:02.410554  7d254>] (dump_backtrace) from [<c[   67.233059] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1553 10:20:02.410677  137d614>] (show_stack+0x20/0x24)

 1554 10:20:02.410750  [   67.243053]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000008 r4:00000008

 1555 10:20:02.410816  

 1556 10:20:02.410879  # [   66.270864]  r7:ffffffff r6[   67.253662] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1557 10:20:02.410942  :600e0093 r5:00000000 r4:c1f0faf8[   67.264086] Exception stack(0xc69cffa8 to 0xc69cfff0)

 1558 10:20:02.411002  [   67.272003] ffa0:                   00000008 00000008 00000001 b6e8b000 00000008 00000000

 1559 10:20:02.454558  [   67.280187] ffc0: 00000008 00000008 b6fd2e00 00000004 00000001 00000000 00020000 befe6a64

 1560 10:20:02.454673  [   67.288371] ffe0: 00000004 befe6798 b6f3d4cf b6ec37e6

 1561 10:20:02.454741  

 1562 10:20:02.454804  # [   66.276560] [<c137d5f4>] ([   67.293503] irq event stamp: 0

 1563 10:20:02.454869  show_stack) from [<c1384868>] (du[   67.299377] hardirqs last  enabled at (0): [<00000000>] 0x0

 1564 10:20:02.454931  mp_stack+0xe0/0x100)

 1565 10:20:02.454989  # [   66.28[   67.307846] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1566 10:20:02.498701  3914] [<c1384788>] (dump_stack) f[   67.318202] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1567 10:20:02.498871  rom [<c038e604>] (___might_sleep+[   67.328577] softirqs last disabled at (0): [<00000000>] 0x0

 1568 10:20:02.498949  0x1ac/0x2bc)

 1569 10:20:02.499036  # [   66.291688]  r[   67.336996] ---[ end trace 77d48502fc65fea0 ]---

 1570 10:20:02.499114  9:600e0093 r8:0000000b r7:c035bd2c r6:00000031 r5:c19cc95c r4:c5a8e000

 1571 10:20:02.499186  # [   66.299465] [<c038e458>] (___might_sleep) from [<c038e784>] (__might_sleep+0x70/0xb0)

 1572 10:20:02.499251  # [   66.307317]  r6:00000000 r5:00000031 r4:c19cc95c

 1573 10:20:02.542660  # [   66.311979] [<c038e714>] (__might_sleep) from [<c036d09c>] (exit_signals+0x4c/0x3fc)

 1574 10:20:02.542859  # [   66.319746]  r6:00000001 r5:c5a8e000 r4:c5d32880

 1575 10:20:02.542961  # [   66.324409] [<c036d050>] (exit_signals) from [<c035bd2c>] (do_exit+0x100/0xb38)

 1576 10:20:02.543053  # [   66.331746]  r8:0000000b r7:c1e0f9cc r6:ffffe000 r5:00000000 r4:c5d32880

 1577 10:20:02.543142  # [   66.338484] [<c035bc2c>] (do_exit) from [<c035dc14>] (make_task_dead+0x68/0x74)

 1578 10:20:02.543238  # [   66.345812]  r7:c1e0f9cc

 1579 10:20:02.543340  # [   66.348382] [<c035dbac>] (make_task_dead) from [<c030ea88>] (die+0x370/0x37c)

 1580 10:20:02.586786  # [   66.355547] [<c030e718>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)

 1581 10:20:02.587266  # [   66.362625]  r10:00000004 r9:c5a8e000 r8:c15e88e4 r7:00000000 r6:c5a8fdc8 r5:c0c35358

 1582 10:20:02.587606  # [   66.370474]  r4:e7f001f2

 1583 10:20:02.587911  # [   66.373040] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1584 10:20:02.588191  # [   66.380977] Exception stack(0xc5a8fdc8 to 0xc5a8fe10)

 1585 10:20:02.588460  # [   66.386058] fdc0:                   c15e88ec ef7c05e0 bb9867da c0c35344 00000001 c5c86000

 1586 10:20:02.588756  # [   66.394266] fde0: 00000004 c5a8ff60 c15e88e4 c1ad0404 00000004 c5a8fe64 c5a8fe68 c5a8fe58

 1587 10:20:02.630930  # [   66.402467] fe00: c0c34dd8 c0c35358 a00e0013 ffffffff

 1588 10:20:02.631399  # [   66.407544]  r7:c5a8fdfc r6:ffffffff r5:a00e0013 r4:c0c3535c

 1589 10:20:02.631708  # [   66.413234] [<c0c35344>] (lkdtm_BUG) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1590 10:20:02.631992  # [   66.420832] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1591 10:20:02.632266  # [   66.428872] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1592 10:20:02.632548  # [   66.436818]  r9:c5a8ff60 r8:c5308000 r7:00000004 r6:b6e7d000 r5:c5b58780 r4:c0c351b8

 1593 10:20:02.674765  # [   66.444598] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1594 10:20:02.675147  # [   66.452457]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e7d000 r5:c5b58780 r4:00000000

 1595 10:20:02.675455  # [   66.460231] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1596 10:20:02.675744  # [   66.467396]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5a8e000 r5:c5b58780

 1597 10:20:02.676021  # [   66.475244]  r4:c5b58780

 1598 10:20:02.676286  # [   66.477808] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1599 10:20:02.718574  # [   66.484973]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000004 r4:00000004

 1600 10:20:02.718732  # [   66.492747] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1601 10:20:02.718807  # [   66.500336] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 1602 10:20:02.718876  # [   66.505415] ffa0:                   00000004 00000004 00000001 b6e7d000 00000004 00000000

 1603 10:20:02.718943  # [   66.513620] ffc0: 00000004 00000004 b6fc4e00 00000004 00000001 00000000 00020000 bed20a64

 1604 10:20:02.719009  # [   66.521821] ffe0: 00000004 bed20798 b6f2f4cf b6eb57e6

 1605 10:20:02.719072  # BUG: saw 'kernel BUG at': ok

 1606 10:20:02.762723  ok 2 selftests: lkdtm: BUG.sh

 1607 10:20:02.762938  # selftests: lkdtm: WARNING.sh

 1608 10:20:02.763059  # [   66.969915] lkdtm: Performing direct entry WARNING

 1609 10:20:02.763167  # [   66.976944] ------------[ cut here ]------------

 1610 10:20:02.763270  # [   66.984848] WARNING: CPU: 3 PID: 797 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1611 10:20:02.810686  # [   66.995777] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1612 10:20:02.811034  # [   67.027659] CPU: 3 PID: 797 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1613 10:20:02.811259  # [   67.037961] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1614 10:20:02.811463  # [   67.047352] Backtrace: 

 1615 10:20:02.811659  # [   67.052680] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 1616 10:20:02.850547  # [   67.063098]  r7:ffffffff r6:600e0013 r5:00000000 [   67.666438] lkdtm: Performing direct entry WARNING_MESSAGE

 1617 10:20:02.850653  r4:c1f0faf8

 1618 10:20:02.850724  # [   67.071624] [<c[   67.673164] ------------[ cut here ]------------

 1619 10:20:02.850788  137d5f4>] (show_stack) from [<c13[   67.680618] WARNING: CPU: 1 PID: 832 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1620 10:20:02.850854  84868>] (dump_stack+0xe0/0x100)

 1621 10:20:02.850918  [   67.692580] Warning message trigger count: 2

 1622 10:20:02.894557  # [   67.081798] [<c1384788>] (du[   67.699714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1623 10:20:02.894680  mp_stack) from [<c03567f8>] (__wa[   67.731435] CPU: 1 PID: 832 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1624 10:20:02.894749  rn+0x98/0x14c)

 1625 10:20:02.894813  # [   67.091614] [   67.741892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1626 10:20:02.894875   r9:00000009 r8:c0c353a4 r7:00000[   67.751281] Backtrace: 

 1627 10:20:02.938516  053 r6:00000009 r5:c0c353a4 r4:c1[   67.756609] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 1628 10:20:02.938636  ad0ac0

 1629 10:20:02.938704  # [   67.102223] [<c03567[   67.767027]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 1630 10:20:02.938769  60>] (__warn) from [<c137e750>] ([   67.775552] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 1631 10:20:02.938833  warn_slowpath_fmt+0x8c/0xa8)

 1632 10:20:02.938893  # [[   67.785724] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 1633 10:20:02.982515     67.112563]  r7:00000053 r6:c1a[   67.795543]  r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1ad0ac0

 1634 10:20:02.982630  d0ac0 r5:00000000 r4:c69ce000

 1635 10:20:02.982714  # [   67.806155] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 1636 10:20:02.982792  [   67.121092] [<c137e6c8>] (warn[   67.816492]  r7:00000058 r6:c1ad0ac0 r5:c1ad0adc r4:c6de6000

 1637 10:20:02.982855  _slowpath_fmt) from [<c0c353a4>] [   67.825016] [<c137e6c8>] (warn_slowpath_fmt) from [<c0c353f4>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1638 10:20:02.982916  (lkdtm_WARNING+0x48/0x4c)

 1639 10:20:03.026511  # [   [   67.836661]  r9:c1ad0410 r8:c15e88e4 r7:c6de7f60 r6:00000010 r5:c59b2000 r4:00000003

 1640 10:20:03.026614  67.132039]  r9:c1ad0408 r8:c15e88[   67.847267] [<c0c353a8>] (lkdtm_WARNING_MESSAGE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1641 10:20:03.026723  e4 r7:c69cff60 r6:00000008 r5:c5c[   67.858739] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1642 10:20:03.026789  6f000 r4:00000002

 1643 10:20:03.026850  # [   67.14264[   67.869608] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1644 10:20:03.070556  5] [<c0c3535c>] (lkdtm_WARNING) f[   67.880381]  r9:c6de7f60 r8:c5308000 r7:00000010 r6:b6e45000 r5:c5aca780 r4:c0c351b8

 1645 10:20:03.070669  rom [<c0c34dd8>] (lkdtm_do_action[   67.890992] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1646 10:20:03.070738  +0x2c/0x4c)

 1647 10:20:03.070804  # [   67.153424] [<c[   67.901676]  r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6e45000 r5:c5aca780 r4:00000000

 1648 10:20:03.070867  0c34dac>] (lkdtm_do_action) from [   67.912281] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1649 10:20:03.114561  [<c0c352d8>] (direct_entry+0x120/[   67.922279]  r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6de6000 r5:c5aca780

 1650 10:20:03.114711  0x18c)

 1651 10:20:03.114799  # [   67.164295] [<c0c351[   67.932964]  r4:c5aca780

 1652 10:20:03.114892  b8>] (direct_entry) from [<c07e13[   67.938369] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1653 10:20:03.114986  74>] (full_proxy_write+0x64/0x94)[   67.948362]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000010 r4:00000010

 1654 10:20:03.115078  

 1655 10:20:03.115154  # [   67.175067]  r9:c69cff60 r[   67.958971] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1656 10:20:03.158553  8:c5308000 r7:00000008 r6:b6e8b00[   67.969396] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 1657 10:20:03.158708  0 r5:c5e92280 r4:c0c351b8

 1658 10:20:03.158795  # [   [   67.977313] 7fa0:                   00000010 00000010 00000001 b6e45000 00000010 00000000

 1659 10:20:03.158876  67.185679] [<c07e1310>] (full_pro[   67.988351] 7fc0: 00000010 00000010 b6f8ce00 00000004 00000001 00000000 00020000 beff2a64

 1660 10:20:03.158942  xy_write) from [<c05991dc>] (vfs_[   67.999388] 7fe0: 00000004 beff2798 b6ef74cf b6e7d7e6

 1661 10:20:03.159031  write+0x10c/0x524)

 1662 10:20:03.159105  # [   67.1963[   68.007365] irq event stamp: 0

 1663 10:20:03.202513  65]  r9:c07e1310 r8:c69cff60 r7:c[   68.013251] hardirqs last  enabled at (0): [<00000000>] 0x0

 1664 10:20:03.202634  2815800 r6:b6e8b000 r5:c5e92280 r[   68.021707] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1665 10:20:03.202706  4:00000000

 1666 10:20:03.202774  # [   67.206973] [<c0[   68.032047] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1667 10:20:03.202839  5990d0>] (vfs_write) from [<c0599[   68.042416] softirqs last disabled at (0): [<00000000>] 0x0

 1668 10:20:03.202903  770>] (ksys_write+0x74/0xec)

 1669 10:20:03.202965  # [[   68.050840] ---[ end trace 77d48502fc65fea1 ]---

 1670 10:20:03.246521     67.216968]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c69ce000 r5:c5e92280

 1671 10:20:03.246635  # [   67.227655]  r4:c5e92280

 1672 10:20:03.246704  # [   67.233059] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1673 10:20:03.246770  # [   67.243053]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000008 r4:00000008

 1674 10:20:03.246835  # [   67.253662] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1675 10:20:03.246896  # [   67.264086] Exception stack(0xc69cffa8 to 0xc69cfff0)

 1676 10:20:03.290524  # [   67.272003] ffa0:                   00000008 00000008 00000001 b6e8b000 00000008 00000000

 1677 10:20:03.290639  # [   67.280187] ffc0: 00000008 00000008 b6fd2e00 00000004 00000001 00000000 00020000 befe6a64

 1678 10:20:03.290709  # [   67.288371] ffe0: 00000004 befe6798 b6f3d4cf b6ec37e6

 1679 10:20:03.290774  # [   67.293503] irq event stamp: 0

 1680 10:20:03.290837  # [   67.299377] hardirqs last  enabled at (0): [<00000000>] 0x0

 1681 10:20:03.290899  # [   67.307846] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1682 10:20:03.290959  # [   67.318202] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1683 10:20:03.334560  # [   67.328577] softirqs last disabled at (0): [<00000000>] 0x0

 1684 10:20:03.334685  # [   67.336996] ---[ end trace 77d48502fc65fea0 ]---

 1685 10:20:03.334754  # WARNING: saw 'WARNING:': ok

 1686 10:20:03.334818  ok 3 selftests: lkdtm: WARNING.sh

 1687 10:20:03.334880  # selftests: lkdtm: WARNING_MESSAGE.sh

 1688 10:20:03.334941  # [   67.666438] lkdtm: Performing direct entry WARNING_MESSAGE

 1689 10:20:03.335000  # [   67.673164] ------------[ cut here ]------------

 1690 10:20:03.335065  # [   67.680618] WARNING: CPU: 1 PID: 832 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1691 10:20:03.335125  # [   67.692580] Warning message trigger count: 2

 1692 10:20:03.378561  # [   67.699714] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1693 10:20:03.378677  # [   67.731435] CPU: 1 PID: 832 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1694 10:20:03.378748  # [   67.741892] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1695 10:20:03.378813  # [   67.751281] Backtrace: 

 1696 10:20:03.426564  # [   67.756609] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 1697 10:20:03.426677  # [   67.767027]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 1698 10:20:03.426745  # [   67.775552] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 1699 10:20:03.426809  # [   67.785724] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 1700 10:20:03.426871  # [   67.795543]  r9:00000009 r8:c0c353f4 r7:00000058 r6:00000009 r5:c0c353f4 r4:c1ad0ac0

 1701 10:20:03.466510  # [   67.806155] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 1702 10:20:03.466609  # [   67.816492]  r7:00000058 r6:c1ad0ac0 r5:c1ad0adc r4:c6de6000

 1703 10:20:03.466680  # [   67.825016] [<c137e6c8>] (warn_slowpath_fmt) from [<c0c353f4>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1704 10:20:03.466746  # [   67.836661]  r9:c1ad0410 r8:c15e88e4 r7:c6de7f60 r6:00000010 r5:c59b2000 r4:00000003

 1705 10:20:03.466810  # [   67.847267] [<c0c353a8>] (lkdtm_WARNING_MESSAGE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1706 10:20:03.466872  # [   67.858739] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1707 10:20:03.510541  # [   67.869608] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1708 10:20:03.510651  # [   67.880381]  r9:c6de7f60 r8:c5308000 r7:00000010 r6:b6e45000 r5:c5aca780 r4:c0c351b8

 1709 10:20:03.510724  # [   67.890992] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1710 10:20:03.510790  # [   67.901676]  r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6e45000 r5:c5aca780 r4:00000000

 1711 10:20:03.510854  # [   67.912281] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x7[   68.352615] lkdtm: Performing direct entry EXCEPTION

 1712 10:20:03.510916  4/0xec)

 1713 10:20:03.554550  # [   67.922279]  r10:00[   68.359593] 8<--- cut here ---

 1714 10:20:03.554677  000004 r9:00000000 r8:00000000 r7[   68.365428] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1715 10:20:03.554750  :b6e45000 r6:c6de6000 r5:c5aca780[   68.376418] pgd = 411dd600

 1716 10:20:03.554815  

 1717 10:20:03.554876  # [   67.932964]  r4:c5aca780

 1718 10:20:03.554937  [   68.382045] [00000000] *pgd=00000000

 1719 10:20:03.554998  # [   67.938369] [<c05996fc>] (ks[   68.388473] Internal error: Oops: 805 [#2] SMP ARM

 1720 10:20:03.598575  [   68.396090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1721 10:20:03.598686  [   68.425125] CPU: 0 PID: 864 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1722 10:20:03.598758  [   68.432785] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1723 10:20:03.598822  [   68.439327] PC is at lkdtm_EXCEPTION+0x18/0x20

 1724 10:20:03.598884  [   68.443778] LR is at lkdtm_do_action+0x2c/0x4c

 1725 10:20:03.642532  [   68.448227] pc : [<c0c35414>]    lr : [<c0c34dd8>]    psr: a00e0013

 1726 10:20:03.642626  [   68.454497] sp : c5b83e58  ip : c5b83e68  fp : c5b83e64

 1727 10:20:03.642696  [   68.459726] r10: 0000000a  r9 : c1ad0420  r8 : c15e88e4

 1728 10:20:03.642758  [   68.464955] r7 : c5b83f60  r6 : 0000000a  r5 : c5c62000  r4 : 00000004

 1729 10:20:03.642819  [   68.471486] r3 : 00000000  r2 : 567d0cd7  r1 : ef7815e0  r0 : c15e8904

 1730 10:20:03.642879  [   68.478019] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1731 10:20:03.642939  [   68.485159] Control: 10c5387d  Table: 16a5c04a  DAC: 00000051

 1732 10:20:03.686515  [   68.490911] Process cat (pid: 864, stack limit = 0xe7e77b23)

 1733 10:20:03.686635  [   68.496578] Stack: (0xc5b83e58 to 0xc5b84000)

 1734 10:20:03.686704  [   68.500942] 3e40:                                                       c5b83e74 c5b83e68

 1735 10:20:03.686769  [   68.509126] 3e60: c0c34dd8 c0c35408 c5b83e9c c5b83e78 c0c352d8 c0c34db8 c0c351b8 c5f65040

 1736 10:20:03.686832  [   68.517310] 3e80: b6dc5000 0000000a c5308000 c5b83f60 c5b83ec4 c5b83ea0 c07e1374 c0c351c4

 1737 10:20:03.686893  [   68.525495] 3ea0: 00000000 c5f65040 b6dc5000 c2815800 c5b83f60 c07e1310 c5b83f5c c5b83ec8

 1738 10:20:03.730586  [   68.533679] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b82000

 1739 10:20:03.730728  [   68.541866] 3ee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c5b83ee0 00000001 b6dc4000

 1740 10:20:03.730798  [   68.550048] 3f00: c5acb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1741 10:20:03.730862  [   68.558232] 3f20: 00000000 00000000 c13a0660 567d0cd7 c205d2a0 c5f65040 c5f65040 c5b82000

 1742 10:20:03.730924  [   68.566416] 3f40: b6dc5000 00000000 00000000 00000004 c5b83f94 c5b83f60 c0599770 c05990dc

 1743 10:20:03.774573  [   68.574599] 3f60: 00000000 00000000 c5b83fac 567d0cd7 0000000a 0000000a b6f0ce00 00000004

 1744 10:20:03.774672  [   68.582783] 3f80: c03002e4 c5b82000 c5b83fa4 c5b83f98 c0599800 c0599708 00000000 c5b83fa8

 1745 10:20:03.774742  [   68.590966] 3fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000

 1746 10:20:03.774805  [   68.599150] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64

 1747 10:20:03.774867  [   68.607335] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 800e0030 00000001 00000000 00000000

 1748 10:20:03.774925  [   68.615514] Backtrace: 

 1749 10:20:03.818535  [   68.617977] [<c0c353fc>] (lkdtm_EXCEPTION) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1750 10:20:03.818630  [   68.626076] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1751 10:20:03.818699  [   68.634094] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1752 10:20:03.818763  [   68.642021]  r9:c5b83f60 r8:c5308000 r7:0000000a r6:b6dc5000 r5:c5f65040 r4:c0c351b8

 1753 10:20:03.818823  [   68.649779] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1754 10:20:03.862586  [   68.657618]  r9:c07e1310 r8:c5b83f60 r7:c2815800 r6:b6dc5000 r5:c5f65040 r4:00000000

 1755 10:20:03.862700  [   68.665371] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1756 10:20:03.862770  [   68.672514]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5b82000 r5:c5f65040

 1757 10:20:03.862834  [   68.680347]  r4:c5f65040

 1758 10:20:03.862896  [   68.682891] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1759 10:20:03.862957  [   68.690035]  r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a

 1760 10:20:03.863016  [   68.697790] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1761 10:20:03.906608  [   68.705363] Exception stack(0xc5b83fa8 to 0xc5b83ff0)

 1762 10:20:03.906781  [   68.710421] 3fa0:                   0000000a 0000000a 00000001 b6dc5000 0000000a 00000000

 1763 10:20:03.906889  [   68.718605] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64

 1764 10:20:03.906953  [   68.726787] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6

 1765 10:20:03.907043  [   68.731848] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1766 10:20:03.907105  ys_write) from [<c0599800>] (sys_[   68.738011] ---[ end trace 77d48502fc65fea2 ]---

 1767 10:20:03.907167  write+0x18/0x1c)

 1768 10:20:03.950570  # [   67.948362]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000010 r4:00000010

 1769 10:20:03.950723  # [   67.958971] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1770 10:20:03.950834  # [   67.969396] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 1771 10:20:03.950902  # [   67.977313] 7fa0:                   00000010 00000010 00000001 b6e45000 00000010 00000000

 1772 10:20:03.950966  # [   67.988351] 7fc0: 00000010 00000010 b6f8ce00 00000004 00000001 00000000 00020000 beff2a64

 1773 10:20:03.951027  # [   67.999388] 7fe0: 00000004 beff2798 b6ef74cf b6e7d7e6

 1774 10:20:03.951117  # [   68.007365] irq event stamp: 0

 1775 10:20:03.994533  # [   68.013251] hardirqs last  enabled at (0): [<00000000>] 0x0

 1776 10:20:03.994723  # [   68.021707] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1777 10:20:03.994812  # [   68.032047] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 1778 10:20:03.994878  # [   68.042416] softirqs last disabled at (0): [<00000000>] 0x0

 1779 10:20:03.994941  # [   68.050840] ---[ end trace 77d48502fc65fea1 ]---

 1780 10:20:03.995002  # WARNING_MESSAGE: saw 'message trigger': ok

 1781 10:20:03.995062  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 1782 10:20:03.995121  # selftests: lkdtm: EXCEPTION.sh

 1783 10:20:03.995179  # Segmentation fault

 1784 10:20:04.038602  # [   68.352615] lkdtm: Performing direct entry EXCEPTION

 1785 10:20:04.038762  # [   68.359593] 8<--- cut here ---

 1786 10:20:04.038835  # [   68.365428] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1787 10:20:04.038901  # [   68.376418] pgd = 411dd600

 1788 10:20:04.038964  # [   68.382045] [00000000] *pgd=00000000

 1789 10:20:04.039026  # [   68.388473] Internal error: Oops: 805 [#2] SMP ARM

 1790 10:20:04.039087  # [   68.396090] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1791 10:20:04.039150  # [   68.425125] CPU: 0 PID: 864 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1792 10:20:04.039210  # [   68.432785] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1793 10:20:04.039268  # [   68.439327] PC is at lkdtm_EXCEPTION+0x18/0x20

 1794 10:20:04.039325  # [   68.443778] LR is at lkdtm_do_action+0x2c/0x4c

 1795 10:20:04.082571  # [   68.448227] pc : [<c0c35414>]    lr : [<c0c34dd8>]    psr: a00e0013

 1796 10:20:04.082736  # [   68.454497] sp : c5b83e58  ip : c5b83e68  fp : c5b83e64

 1797 10:20:04.082815  # [   68.459726] r10: 0000000a  r9 : c1ad0420  r8 : c15e88e4

 1798 10:20:04.082881  # [   68.464955] r7 : c5b83f60  r6 : 0000000a  r5 : c5c62000  r4 : 00000004

 1799 10:20:04.082945  # [   68.471486] r3 : 00000000  r2 : 567d0cd7  r1 : ef7815e0  r0 : c15e8904

 1800 10:20:04.083007  # [   68.478019] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1801 10:20:04.083068  # [   68.485159] Control: 10c5387d  Table: 16a5c04a  DAC: 00000051

 1802 10:20:04.123958  # [   68.490911] Process cat (pid: 864, stack limit = 0xe7e77b23)

 1803 10:20:04.124116  # [   68.496578] Stack: (0xc5b83e58 to 0xc5b84000)

 1804 10:20:04.124189  # [   68.500942] 3e40:                                                       c5b83e74 c5b83e68

 1805 10:20:04.124255  # [   68.509126] 3e60: c0c34dd8 c0c35408 c5b83e9c c5b83e78 c0c352d8 c0c34db8 c0c351b8 c5f65040

 1806 10:20:04.124319  # [   68.517310] 3e80: b6dc5000 0000000a c5308000 c5b83f60 c5b83ec4 c5b83ea0 c07e1374 c0c351c4

 1807 10:20:04.124381  # [   68.525495] 3ea0: 00000000 c5f65040 b6dc5000 c2815800 c5b83f60 c07e1310 c5b83f5c c5b83ec8

 1808 10:20:04.167056  # [   68.533679] 3ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b82000

 1809 10:20:04.167213  # [   68.541866] 3ee0: b6dc5000 00020000 00000004 0000000a 0001fff6 c5b83ee0 00000001 b6dc4000

 1810 10:20:04.167288  # [   68.550048] 3f00: c5acb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1811 10:20:04.167353  # [   68.558232] 3f20: 00000000 00000000 c13a0660 567d0cd7 c205d2a0 c5f65040 c5f65040 c5b82000

 1812 10:20:04.167416  # [   68.566416] 3f40: b6dc5000 00000000 00000000 00000004 c5b83f94 c5b83f60 c0599770 c05990dc

 1813 10:20:04.210577  # [   68.574599] 3f60: 00000000 00000000 c5b83fac 567d0cd7 0000000a 0000000a b6f0ce00 00000004

 1814 10:20:04.210732  # [   68.582783] 3f80: c03002e4 c5b82000 c5b83fa4 c5b83f98 c0599800 c0599708 00000000 c5b83fa8

 1815 10:20:04.210803  # [   68.590966] 3fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6dc5000 0000000a 00000000

 1816 10:20:04.210868  # [   68.599150] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64

 1817 10:20:04.210930  # [   68.607335] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6 800e0030 00000001 00000000 00000000

 1818 10:20:04.210991  # [   68.615514] Backtrace: 

 1819 10:20:04.254562  # [   68.617977] [<c0c353fc>] (lkdtm_EXCEPTION) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 1820 10:20:04.254708  # [   68.626076] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 1821 10:20:04.254781  # [   68.634094] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 1822 10:20:04.254847  # [   68.642021]  r9:c5b83f60 r8:c5308000 r7:0000000a r6:b6dc5000 r5:c5f65040 r4:c0c351b8

 1823 10:20:04.254911  # [   68.649779] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 1824 10:20:04.298595  # [   68.657618]  r9:c07e1310 r8:c5b83f60 r7:c2815800 r6:b6dc5000 r5:c5f65040 r4:00000000

 1825 10:20:04.298707  # [   68.665371] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 1826 10:20:04.298808  # [   68.672514]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5b82000 r5:c5f65040

 1827 10:20:04.298872  # [   68.680347]  r4:c5f65040

 1828 10:20:04.298932  # [   68.682891] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 1829 10:20:04.298992  # [   68.690035]  r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:0000000a r4:0000000a

 1830 10:20:04.299050  # [   68.697790] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1831 10:20:04.346589  # [   68.705363] Exception stack(0xc5b83fa8 to 0xc5b83ff0)

 1832 10:20:04.346763  # [   68.710421] 3fa0:                   0000000a 0000000a 00000001 b6dc5000 0000000a 00000000

 1833 10:20:04.346836  # [   68.718605] 3fc0: 0000000a 0000000a b6f0ce00 00000004 00000001 00000000 00020000 be845a64

 1834 10:20:04.346929  # [   68.726787] 3fe0: 00000004 be845798 b6e774cf b6dfd7e6

 1835 10:20:04.347020  # [   68.731848] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1836 10:20:04.347095  # [   68.738011] ---[ end trace 77d48502fc65fea2 ]---

 1837 10:20:04.347184  # EXCEPTION: missing 'call trace:': [FAIL]

 1838 10:20:04.390570  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1839 10:20:04.390725  # selftests: lkdtm: LOOP.sh

 1840 10:20:04.390797  # Skipping LOOP: Hangs the system

 1841 10:20:04.390861  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1842 10:20:04.390925  # selftests: lkdtm: EXHAUST_STACK.sh

 1843 10:20:04.421132  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1844 10:20:04.421301  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1845 10:20:04.437076  # selftests: lkdtm: CORRUPT_STACK.sh

 1846 10:20:04.610722  # Skipping CORRUPT_STACK: Crashes entire system on success

 1847 10:20:04.610871  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1848 10:20:04.626537  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1849 10:20:04.778339  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1850 10:20:04.778604  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1851 10:20:04.794230  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1852 10:20:05.001907  [   69.855896] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1853 10:20:05.002052  [   69.861531] lkdtm: attempting good list addition

 1854 10:20:05.002124  [   69.866157] lkdtm: attempting corrupted list addition

 1855 10:20:05.002188  [   69.871265] lkdtm: list_add() corruption not detected!

 1856 10:20:05.084772  # [   69.855896] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1857 10:20:05.084911  # [   69.861531] lkdtm: attempting good list addition

 1858 10:20:05.084981  # [   69.866157] lkdtm: attempting corrupted list addition

 1859 10:20:05.085044  # [   69.871265] lkdtm: list_add() corruption not detected!

 1860 10:20:05.085106  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1861 10:20:05.100673  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1862 10:20:05.116588  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1863 10:20:05.324293  [   70.176786] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1864 10:20:05.324397  [   70.182614] lkdtm: attempting good list removal

 1865 10:20:05.324466  [   70.187190] lkdtm: attempting corrupted list removal

 1866 10:20:05.324529  [   70.192208] lkdtm: list_del() corruption not detected!

 1867 10:20:05.399075  # [   70.176786] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1868 10:20:05.399162  # [   70.182614] lkdtm: attempting good list removal

 1869 10:20:05.399230  # [   70.187190] lkdtm: attempting corrupted list removal

 1870 10:20:05.399293  # [   70.192208] lkdtm: list_del() corruption not detected!

 1871 10:20:05.399354  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1872 10:20:05.415101  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1873 10:20:05.431039  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1874 10:20:05.626734  [   70.480659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1875 10:20:05.626838  [   70.486947] lkdtm: attempting bad read from page below current stack

 1876 10:20:05.626907  [   70.493567] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1877 10:20:05.695637  # [   70.480659] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1878 10:20:05.695724  # [   70.486947] lkdtm: attempting bad read from page below current stack

 1879 10:20:05.695793  # [   70.493567] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1880 10:20:05.711521  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1881 10:20:05.734507  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1882 10:20:05.750499  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1883 10:20:05.936990  [   70.792112] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1884 10:20:05.937108  [   70.798808] lkdtm: attempting bad read from page above current stack

 1885 10:20:05.937207  [   70.805204] lkdtm: FAIL: accessed page after stack! (byte: 0)

 1886 10:20:06.020944  # [   70.792112] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1887 10:20:06.021031  # [   70.798808] lkdtm: attempting bad read from page above current stack

 1888 10:20:06.021100  # [   70.805204] lkdtm: FAIL: accessed page after stack! (byte: 0)

 1889 10:20:06.021162  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1890 10:20:06.044884  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1891 10:20:06.060857  # selftests: lkdtm: UNSET_SMEP.sh

 1892 10:20:06.242494  [   71.107124] lkdtm: Performing direct entry UNSET_SMEP

 1893 10:20:06.242603  [   71.112375] lkdtm: XFAIL: this test is x86_64-only

 1894 10:20:06.300432  # [   71.107124] lkdtm: Performing direct entry UNSET_SMEP

 1895 10:20:06.300518  # [   71.112375] lkdtm: XFAIL: this test is x86_64-only

 1896 10:20:06.316358  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1897 10:20:06.332353  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1898 10:20:06.364252  # selftests: lkdtm: DOUBLE_FAULT.sh

 1899 10:20:06.539905  [   71.404277] lkdtm: Performing direct entry DOUBLE_FAULT

 1900 10:20:06.539994  [   71.409587] lkdtm: XFAIL: this test is ia32-only

 1901 10:20:06.595912  # [   71.404277] lkdtm: Performing direct entry DOUBLE_FAULT

 1902 10:20:06.595999  # [   71.409587] lkdtm: XFAIL: this test is ia32-only

 1903 10:20:06.611772  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1904 10:20:06.627754  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1905 10:20:06.643754  # selftests: lkdtm: CORRUPT_PAC.sh

 1906 10:20:06.831415  [   71.695471] lkdtm: Performing direct entry CORRUPT_PAC

 1907 10:20:06.831551  [   71.700710] lkdtm: XFAIL: this test is arm64-only

 1908 10:20:06.892299  # [   71.695471] lkdtm: Performing direct entry CORRUPT_PAC

 1909 10:20:06.892407  # [   71.700710] lkdtm: XFAIL: this test is arm64-only

 1910 10:20:06.908263  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1911 10:20:06.924306  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1912 10:20:06.956245  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1913 10:20:07.153360  [   72.012347] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1914 10:20:07.153845  [   72.018845] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1915 10:20:07.222732  # [   72.012347] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1916 10:20:07.223298  # [   72.018845] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1917 10:20:07.238186  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1918 10:20:07.268253  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1919 10:20:07.284463  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1920 10:20:07.453251  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1921 10:20:07.453829  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1922 10:20:07.469097  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1923 10:20:07.652783  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1924 10:20:07.653333  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1925 10:20:07.668741  # selftests: lkdtm: READ_AFTER_FREE.sh

 1926 10:20:07.884236  [   72.737279] lkdtm: Performing direct entry READ_AFTER_FREE

 1927 10:20:07.884822  [   72.742887] lkdtm: Value in memory before free: 12345678

 1928 10:20:07.885184  [   72.748263] lkdtm: Attempting bad read from freed memory

 1929 10:20:07.885519  [   72.753587] lkdtm: Memory was not poisoned

 1930 10:20:07.958132  # [   72.737279] lkdtm: Performing direct entry READ_AFTER_FREE

 1931 10:20:07.958712  # [   72.742887] lkdtm: Value in memory before free: 12345678

 1932 10:20:07.959077  # [   72.748263] lkdtm: Attempting bad read from freed memory

 1933 10:20:07.959411  # [   72.753587] lkdtm: Memory was not poisoned

 1934 10:20:07.974129  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1935 10:20:07.990359  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1936 10:20:08.021994  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1937 10:20:08.194823  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1938 10:20:08.195404  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1939 10:20:08.210774  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1940 10:20:08.418327  [   73.270242] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1941 10:20:08.418894  [   73.276280] lkdtm: Value in memory before free: 12345678

 1942 10:20:08.419252  [   73.281696] lkdtm: Attempting to read from freed memory

 1943 10:20:08.419588  [   73.286966] lkdtm: Buddy page was not poisoned

 1944 10:20:08.492212  # [   73.270242] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1945 10:20:08.492757  # [   73.276280] lkdtm: Value in memory before free: 12345678

 1946 10:20:08.493114  # [   73.281696] lkdtm: Attempting to read from freed memory

 1947 10:20:08.493445  # [   73.286966] lkdtm: Buddy page was not poisoned

 1948 10:20:08.493770  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1949 10:20:08.524157  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1950 10:20:08.540140  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1951 10:20:08.738582  [   73.602787] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1952 10:20:08.739160  [   73.608496] lkdtm: Attempting double slab free ...

 1953 10:20:08.807630  # [   73.602787] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1954 10:20:08.808203  # [   73.608496] lkdtm: Attempting double slab free ...

 1955 10:20:08.823755  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1956 10:20:08.855506  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1957 10:20:08.871473  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1958 10:20:09.078193  [   73.942034] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1959 10:20:09.078789  [   73.947628] lkdtm: Attempting cross-cache slab free ...

 1960 10:20:09.146942  # [   73.942034] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1961 10:20:09.147487  # [   73.947628] lkdtm: Attempting cross-cache slab free ...

 1962 10:20:09.162941  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1963 10:20:09.195025  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1964 10:20:09.210884  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1965 10:20:09.415008  [   74.279117] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1966 10:20:09.415148  [   74.284544] lkdtm: Attempting non-Slab slab free ...

 1967 10:20:09.477332  # [   74.279117] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1968 10:20:09.477876  # [   74.284544] lkdtm: Attempting non-Slab slab free ...

 1969 10:20:09.493215  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1970 10:20:09.525400  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1971 10:20:09.541165  # selftests: lkdtm: SOFTLOCKUP.sh

 1972 10:20:09.715934  # Skipping SOFTLOCKUP: Hangs the system

 1973 10:20:09.716480  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1974 10:20:09.731859  # selftests: lkdtm: HARDLOCKUP.sh

 1975 10:20:09.906528  # Skipping HARDLOCKUP: Hangs the system

 1976 10:20:09.907116  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1977 10:20:09.922812  # selftests: lkdtm: SPINLOCKUP.sh

 1978 10:20:10.093365  # Skipping SPINLOCKUP: Hangs the system

 1979 10:20:10.093904  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1980 10:20:10.109456  # selftests: lkdtm: HUNG_TASK.sh

 1981 10:20:10.283851  # Skipping HUNG_TASK: Hangs the system

 1982 10:20:10.284391  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1983 10:20:10.300175  # selftests: lkdtm: EXEC_DATA.sh

 1984 10:20:10.522844  [   75.363357] lkdtm: Performing direct entry EXEC_DATA

 1985 10:20:10.523392  [   75.368700] lkdtm: attempting ok execution at c0c35b48

 1986 10:20:10.523752  [   75.373885] lkdtm: attempting bad execution at c26f796c

 1987 10:20:10.524082  [   75.379174] 8<--- cut here ---

 1988 10:20:10.524402  [   75.382242] Unable to handle kernel paging request at virtual address c26f796c

 1989 10:20:10.524717  [   75.389484] pgd = 256b4dea

 1990 10:20:10.525023  [   75.392213] [c26f796c] *pgd=1261141e(bad)

 1991 10:20:10.525328  [   75.396282] Internal error: Oops: 8000000d [#3] SMP ARM

 1992 10:20:10.566058  [   75.401531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 1993 10:20:10.566647  [   75.430821] CPU: 3 PID: 1707 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 1994 10:20:10.567018  [   75.438587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1995 10:20:10.567354  [   75.445146] PC is at data_area+0x0/0x40

 1996 10:20:10.609539  [   75.449013] LR is at execute_location+0xa4/0xb4

 1997 10:20:10.610136  [   75.453564] pc : [<c26f796c>]    lr : [<c138ae38>]    psr: 600e0013

 1998 10:20:10.610559  [   75.459853] sp : c5a8fe38  ip : c5a8fd40  fp : c5a8fe54

 1999 10:20:10.610927  [   75.465097] r10: 0000000a  r9 : c1ad0604  r8 : c15e88e4

 2000 10:20:10.611282  [   75.470343] r7 : c5a8ff60  r6 : 00000001  r5 : c26f796c  r4 : c0c35b48

 2001 10:20:10.611630  [   75.476890] r3 : fcfb3535  r2 : fcfb3535  r1 : ef7c05e0  r0 : 0000002b

 2002 10:20:10.611971  [   75.483440] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2003 10:20:10.652572  [   75.490596] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2004 10:20:10.653168  [   75.496366] Process cat (pid: 1707, stack limit = 0xf2989ce3)

 2005 10:20:10.653562  [   75.502135] Stack: (0xc5a8fe38 to 0xc5a90000)

 2006 10:20:10.653932  [   75.506516] fe20:                                                       0000001f c5d57000

 2007 10:20:10.654292  [   75.514725] fe40: 0000000a c5a8ff60 c5a8fe64 c5a8fe58 c138afa4 c138ada0 c5a8fe74 c5a8fe68

 2008 10:20:10.654675  [   75.522931] fe60: c0c34dd8 c138af8c c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5c0cf00

 2009 10:20:10.695787  [   75.531137] fe80: b6e21000 0000000a c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4

 2010 10:20:10.696378  [   75.539343] fea0: 00000000 c5c0cf00 b6e21000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8

 2011 10:20:10.696775  [   75.547550] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000

 2012 10:20:10.697143  [   75.555755] fee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a8fee0 00000001 b6e20000

 2013 10:20:10.697497  [   75.563960] ff00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2014 10:20:10.697845  [   75.572165] ff20: 00000000 00000000 c13a0660 fcfb3535 c205d2a0 c5c0cf00 c5c0cf00 c5a8e000

 2015 10:20:10.739055  [   75.580369] ff40: b6e21000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc

 2016 10:20:10.739607  [   75.588577] ff60: 00000000 00000000 c5a8ffac fcfb3535 0000000a 0000000a b6f68e00 00000004

 2017 10:20:10.739974  [   75.596781] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8

 2018 10:20:10.740309  [   75.604986] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e21000 0000000a 00000000

 2019 10:20:10.740630  [   75.613193] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64

 2020 10:20:10.782259  [   75.621398] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000

 2021 10:20:10.782433  [   75.629590] Backtrace: 

 2022 10:20:10.782517  [   75.632084] [<c138ad94>] (execute_location) from [<c138afa4>] (lkdtm_EXEC_DATA+0x24/0x28)

 2023 10:20:10.782592  [   75.640292]  r7:c5a8ff60 r6:0000000a r5:c5d57000 r4:0000001f

 2024 10:20:10.782661  [   75.645986] [<c138af80>] (lkdtm_EXEC_DATA) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2025 10:20:10.782730  [   75.654109] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2026 10:20:10.825699  [   75.662153] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2027 10:20:10.826029  [   75.670104]  r9:c5a8ff60 r8:c5308000 r7:0000000a r6:b6e21000 r5:c5c0cf00 r4:c0c351b8

 2028 10:20:10.826255  [   75.677891] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2029 10:20:10.826465  [   75.685753]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e21000 r5:c5c0cf00 r4:00000000

 2030 10:20:10.826644  [   75.693528] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2031 10:20:10.826818  [   75.700695]  r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a8e000 r5:c5c0cf00

 2032 10:20:10.869055  [   75.708544]  r4:c5c0cf00

 2033 10:20:10.869567  [   75.711111] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2034 10:20:10.869926  [   75.718277]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000a r4:0000000a

 2035 10:20:10.870258  [   75.726055] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2036 10:20:10.870611  [   75.733644] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 2037 10:20:10.870929  [   75.738722] ffa0:                   0000000a 0000000a 00000001 b6e21000 0000000a 00000000

 2038 10:20:10.900486  [   75.746928] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64

 2039 10:20:10.900648  [   75.755127] ffe0: 00000004 bef76798 b6ed34cf b6e597e6

 2040 10:20:10.900749  [   75.760208] Code: 00000000 c2e12900 c2e129c0 c2e12a80 (e1a0c00d) 

 2041 10:20:10.900819  [   75.766335] ---[ end trace 77d48502fc65fea3 ]---

 2042 10:20:10.900903  # Segmentation fault

 2043 10:20:11.013099  # [   75.363357] lkdtm: Performing direct entry EXEC_DATA

 2044 10:20:11.013267  # [   75.368700] lkdtm: attempting ok execution at c0c35b48

 2045 10:20:11.013337  # [   75.373885] lkdtm: attempting bad execution at c26f796c

 2046 10:20:11.013404  # [   75.379174] 8<--- cut here ---

 2047 10:20:11.013468  # [   75.382242] Unable to handle kernel paging request at virtual address c26f796c

 2048 10:20:11.013529  # [   75.389484] pgd = 256b4dea

 2049 10:20:11.013599  # [   75.392213] [c26f796c] *pgd=1261141e(bad)

 2050 10:20:11.013671  # [   75.396282] Internal error: Oops: 8000000d [#3] SMP ARM

 2051 10:20:11.056421  # [   75.401531] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2052 10:20:11.056941  # [   75.430821] CPU: 3 PID: 1707 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2053 10:20:11.057429  # [   75.438587] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2054 10:20:11.099600  # [   75.445146] PC is at data_area+0x0/0x40

 2055 10:20:11.099789  # [   75.449013] LR is at execute_location+0xa4/0xb4

 2056 10:20:11.099874  # [   75.453564] pc : [<c26f796c>]    lr : [<c138ae38>]    psr: 600e0013

 2057 10:20:11.099952  # [   75.459853] sp : c5a8fe38  ip : c5a8fd40  fp : c5a8fe54

 2058 10:20:11.100026  # [   75.465097] r10: 0000000a  r9 : c1ad0604  r8 : c15e88e4

 2059 10:20:11.100098  # [   75.470343] r7 : c5a8ff60  r6 : 00000001  r5 : c26f796c  r4 : c0c35b48

 2060 10:20:11.100169  # [   75.476890] r3 : fcfb3535  r2 : fcfb3535  r1 : ef7c05e0  r0 : 0000002b

 2061 10:20:11.100239  # [   75.483440] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2062 10:20:11.143052  # [   75.490596] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2063 10:20:11.143604  # [   75.496366] Process cat (pid: 1707, stack limit = 0xf2989ce3)

 2064 10:20:11.143965  # [   75.502135] Stack: (0xc5a8fe38 to 0xc5a90000)

 2065 10:20:11.144299  # [   75.506516] fe20:                                                       0000001f c5d57000

 2066 10:20:11.144621  # [   75.514725] fe40: 0000000a c5a8ff60 c5a8fe64 c5a8fe58 c138afa4 c138ada0 c5a8fe74 c5a8fe68

 2067 10:20:11.144941  # [   75.522931] fe60: c0c34dd8 c138af8c c5a8fe9c c5a8fe78 c0c352d8 c0c34db8 c0c351b8 c5c0cf00

 2068 10:20:11.186057  # [   75.531137] fe80: b6e21000 0000000a c5308000 c5a8ff60 c5a8fec4 c5a8fea0 c07e1374 c0c351c4

 2069 10:20:11.186676  # [   75.539343] fea0: 00000000 c5c0cf00 b6e21000 c2815800 c5a8ff60 c07e1310 c5a8ff5c c5a8fec8

 2070 10:20:11.187052  # [   75.547550] fec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a8e000

 2071 10:20:11.187415  # [   75.555755] fee0: b6e21000 00020000 00000004 0000000a 0001fff6 c5a8fee0 00000001 b6e20000

 2072 10:20:11.187751  # [   75.563960] ff00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2073 10:20:11.229007  # [   75.572165] ff20: 00000000 00000000 c13a0660 fcfb3535 c205d2a0 c5c0cf00 c5c0cf00 c5a8e000

 2074 10:20:11.229588  # [   75.580369] ff40: b6e21000 00000000 00000000 00000004 c5a8ff94 c5a8ff60 c0599770 c05990dc

 2075 10:20:11.229955  # [   75.588577] ff60: 00000000 00000000 c5a8ffac fcfb3535 0000000a 0000000a b6f68e00 00000004

 2076 10:20:11.230307  # [   75.596781] ff80: c03002e4 c5a8e000 c5a8ffa4 c5a8ff98 c0599800 c0599708 00000000 c5a8ffa8

 2077 10:20:11.230678  # [   75.604986] ffa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6e21000 0000000a 00000000

 2078 10:20:11.272004  # [   75.613193] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64

 2079 10:20:11.272649  # [   75.621398] ffe0: 00000004 bef76798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000

 2080 10:20:11.273071  # [   75.629590] Backtrace: 

 2081 10:20:11.273477  # [   75.632084] [<c138ad94>] (execute_location) from [<c138afa4>] (lkdtm_EXEC_DATA+0x24/0x28)

 2082 10:20:11.273902  # [   75.640292]  r7:c5a8ff60 r6:0000000a r5:c5d57000 r4:0000001f

 2083 10:20:11.274265  # [   75.645986] [<c138af80>] (lkdtm_EXEC_DATA) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2084 10:20:11.315090  # [   75.654109] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2085 10:20:11.315640  # [   75.662153] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2086 10:20:11.316052  # [   75.670104]  r9:c5a8ff60 r8:c5308000 r7:0000000a r6:b6e21000 r5:c5c0cf00 r4:c0c351b8

 2087 10:20:11.316420  # [   75.677891] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2088 10:20:11.316786  # [   75.685753]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6e21000 r5:c5c0cf00 r4:00000000

 2089 10:20:11.317099  # [   75.693528] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2090 10:20:11.362630  # [   75.700695]  r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a8e000 r5:c5c0cf00

 2091 10:20:11.362863  # [   75.708544]  r4:c5c0cf00

 2092 10:20:11.362981  # [   75.711111] [<c05996fc>] (ksys_wri[   76.211633] lkdtm: Performing direct entry EXEC_STACK

 2093 10:20:11.363089  te) from [<c0599800>] (sys_write+[   76.217301] lkdtm: attempting ok execution at c0c35b48

 2094 10:20:11.363192  0x18/0x1c)

 2095 10:20:11.363298  # [   75.718277]  r9:[   76.225394] lkdtm: attempting bad execution at c69c1e0c

 2096 10:20:11.363399  c5a8e000 r8:c03002e4 r7:00000004 [   76.233551] 8<--- cut here ---

 2097 10:20:11.407057  [   76.239401] Unable to handle kernel paging request at virtual address c69c1e0c

 2098 10:20:11.407648  [   76.246630] pgd = b996bd5d

 2099 10:20:11.408045  [   76.249342] [c69c1e0c] *pgd=1681141e(bad)

 2100 10:20:11.408407  [   76.253372] Internal error: Oops: 8000000d [#4] SMP ARM

 2101 10:20:11.451043  [   76.258604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2102 10:20:11.451658  [   76.287638] CPU: 0 PID: 1783 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2103 10:20:11.452063  [   76.295384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2104 10:20:11.452433  [   76.301919] PC is at 0xc69c1e0c

 2105 10:20:11.452786  [   76.305073] LR is at execute_location+0xa4/0xb4

 2106 10:20:11.453136  [   76.309608] pc : [<c69c1e0c>]    lr : [<c138ae38>]    psr: 600e0013

 2107 10:20:11.453481  [   76.315879] sp : c69c1de8  ip : c69c1cf0  fp : c69c1e04

 2108 10:20:11.453816  [   76.321107] r10: 0000000b  r9 : c1ad0610  r8 : c15e88e4

 2109 10:20:11.495064  [   76.326336] r7 : c69c1f60  r6 : 00000001  r5 : c69c1e0c  r4 : c0c35b48

 2110 10:20:11.495660  [   76.332867] r3 : efc0fd7e  r2 : efc0fd7e  r1 : ef7815e0  r0 : 0000002b

 2111 10:20:11.496061  [   76.339400] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2112 10:20:11.496431  [   76.346540] Control: 10c5387d  Table: 15e5004a  DAC: 00000051

 2113 10:20:11.496789  [   76.352290] Process cat (pid: 1783, stack limit = 0x7425c551)

 2114 10:20:11.497138  [   76.358042] Stack: (0xc69c1de8 to 0xc69c2000)

 2115 10:20:11.497478  [   76.362408] 1de0:                   c69c0000 c5c64000 0000000b c69c1f60 c69c1e64 c69c1e08

 2116 10:20:11.538669  [   76.370594] 1e00: c138afe0 c138ada0 c69c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2117 10:20:11.538832  [   76.378778] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8

 2118 10:20:11.538900  [   76.386962] 1e40: e3a02040 e3a01d33 e5930018 efc0fd7e 0000000b 00000020 c69c1e74 c69c1e68

 2119 10:20:11.538964  [   76.395146] 1e60: c0c34dd8 c138afb4 c69c1e9c c69c1e78 c0c352d8 c0c34db8 c0c351b8 c6ba4dc0

 2120 10:20:11.539026  [   76.403329] 1e80: b6e08000 0000000b c5308000 c69c1f60 c69c1ec4 c69c1ea0 c07e1374 c0c351c4

 2121 10:20:11.583034  [   76.411513] 1ea0: 00000000 c6ba4dc0 b6e08000 c2815800 c69c1f60 c07e1310 c69c1f5c c69c1ec8

 2122 10:20:11.583580  [   76.419698] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c69c0000

 2123 10:20:11.583946  [   76.427883] 1ee0: b6e08000 00020000 00000004 0000000b 0001fff5 c69c1ee0 00000001 b6e07000

 2124 10:20:11.584277  [   76.436067] 1f00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2125 10:20:11.584598  [   76.444251] 1f20: 00000000 00000000 c13a0660 efc0fd7e c205d2a0 c6ba4dc0 c6ba4dc0 c69c0000

 2126 10:20:11.626904  [   76.452436] 1f40: b6e08000 00000000 00000000 00000004 c69c1f94 c69c1f60 c0599770 c05990dc

 2127 10:20:11.627499  [   76.460620] 1f60: 00000000 00000000 c69c1fac efc0fd7e 0000000b 0000000b b6f4fe00 00000004

 2128 10:20:11.627902  [   76.468804] 1f80: c03002e4 c69c0000 c69c1fa4 c69c1f98 c0599800 c0599708 00000000 c69c1fa8

 2129 10:20:11.628240  [   76.476988] 1fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e08000 0000000b 00000000

 2130 10:20:11.628565  [   76.485173] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64

 2131 10:20:11.628921  [   76.493356] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6 800e0030 00000001 00000000 00000000

 2132 10:20:11.670974  [   76.501534] Backtrace: 

 2133 10:20:11.671561  [   76.503997] [<c138ad94>] (execute_location) from [<c138afe0>] (lkdtm_EXEC_STACK+0x38/0x54)

 2134 10:20:11.671966  [   76.512271]  r7:c69c1f60 r6:0000000b r5:c5c64000 r4:c69c0000

 2135 10:20:11.672332  [   76.517943] [<c138afa8>] (lkdtm_EXEC_STACK) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2136 10:20:11.672710  [   76.526123]  r4:00000020

 2137 10:20:11.673072  [   76.528668] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2138 10:20:11.673422  [   76.536685] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2139 10:20:11.714999  [   76.544609]  r9:c69c1f60 r8:c5308000 r7:0000000b r6:b6e08000 r5:c6ba4dc0 r4:c0c351b8

 2140 10:20:11.715542  [   76.552366] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2141 10:20:11.715906  [   76.560203]  r9:c07e1310 r8:c69c1f60 r7:c2815800 r6:b6e08000 r5:c6ba4dc0 r4:00000000

 2142 10:20:11.716240  [   76.567955] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2143 10:20:11.716566  [   76.575097]  r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c69c0000 r5:c6ba4dc0

 2144 10:20:11.716909  [   76.582929]  r4:c6ba4dc0

 2145 10:20:11.759034  [   76.585474] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2146 10:20:11.759622  [   76.592617]  r9:c69c0000 r8:c03002e4 r7:00000004 r6:b6f4fe00 r5:0000000b r4:0000000b

 2147 10:20:11.760030  [   76.600371] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2148 10:20:11.760397  [   76.607944] Exception stack(0xc69c1fa8 to 0xc69c1ff0)

 2149 10:20:11.760757  [   76.613001] 1fa0:                   0000000b 0000000b 00000001 b6e08000 0000000b 00000000

 2150 10:20:11.761105  [   76.621185] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64

 2151 10:20:11.802646  [   76.629369] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6

 2152 10:20:11.802795  [   76.634430] Code: c69c1e08 c138afe0 c138ada0 c69c1e6c (e1a0c00d) 

 2153 10:20:11.802872  [   76.640534] ---[ end trace 77d48502fc65fea4 ]---

 2154 10:20:11.802944  r6:b6f68e00 r5:0000000a r4:0000000a

 2155 10:20:11.803015  # [   75.726055] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2156 10:20:11.803085  # [   75.733644] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 2157 10:20:11.803152  # [   75.738722] ffa0:                   0000000a 0000000a 00000001 b6e21000 0000000a 00000000

 2158 10:20:11.846544  # [   75.746928] ffc0: 0000000a 0000000a b6f68e00 00000004 00000001 00000000 00020000 bef76a64

 2159 10:20:11.846712  # [   75.755127] ffe0: 00000004 bef76798 b6ed34cf b6e597e6

 2160 10:20:11.846789  # [   75.760208] Code: 00000000 c2e12900 c2e129c0 c2e12a80 (e1a0c00d) 

 2161 10:20:11.846862  # [   75.766335] ---[ end trace 77d48502fc65fea3 ]---

 2162 10:20:11.846933  # EXEC_DATA: missing 'call trace:': [FAIL]

 2163 10:20:11.847000  not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1

 2164 10:20:11.847068  # selftests: lkdtm: EXEC_STACK.sh

 2165 10:20:11.847133  # Segmentation fault

 2166 10:20:11.885590  # [   76.211633] lkdtm: Performing direct entry EXEC_STACK

 2167 10:20:11.886168  # [   76.217301] lkdtm: attempting ok execution at c0c35b48

 2168 10:20:11.886645  # [   76.225394] lkdtm: attempting bad execution at c69c1e0c

 2169 10:20:11.887009  # [   76.233551] 8<--- cut here ---

 2170 10:20:11.887427  # [   76.239401] Unable to handle kernel paging request at virtual address c69c1e0c

 2171 10:20:11.887814  # [   76.246630] pgd = b996bd5d

 2172 10:20:11.888199  # [   76.249342] [c69c1e0c] *pgd=1681141e(bad)

 2173 10:20:11.888521  # [   76.253372] Internal error: Oops: 8000000d [#4] SMP ARM

 2174 10:20:11.928456  # [   76.258604] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2175 10:20:11.928622  # [   76.287638] CPU: 0 PID: 1783 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2176 10:20:11.928697  # [   76.295384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2177 10:20:11.928775  # [   76.301919] PC is at 0xc69c1e0c

 2178 10:20:11.971296  # [   76.305073] LR is at execute_location+0xa4/0xb4

 2179 10:20:11.971379  # [   76.309608] pc : [<c69c1e0c>]    lr : [<c138ae38>]    psr: 600e0013

 2180 10:20:11.971447  # [   76.315879] sp : c69c1de8  ip : c69c1cf0  fp : c69c1e04

 2181 10:20:11.971523  # [   76.321107] r10: 0000000b  r9 : c1ad0610  r8 : c15e88e4

 2182 10:20:11.971586  # [   76.326336] r7 : c69c1f60  r6 : 00000001  r5 : c69c1e0c  r4 : c0c35b48

 2183 10:20:11.971650  # [   76.332867] r3 : efc0fd7e  r2 : efc0fd7e  r1 : ef7815e0  r0 : 0000002b

 2184 10:20:11.971712  # [   76.339400] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2185 10:20:12.014556  # [   76.346540] Control: 10c5387d  Table: 15e5004a  DAC: 00000051

 2186 10:20:12.014678  # [   76.352290] Process cat (pid: 1783, stack limit = 0x7425c551)

 2187 10:20:12.014754  # [   76.358042] Stack: (0xc69c1de8 to 0xc69c2000)

 2188 10:20:12.014820  # [   76.362408] 1de0:                   c69c0000 c5c64000 0000000b c69c1f60 c69c1e64 c69c1e08

 2189 10:20:12.014895  # [   76.370594] 1e00: c138afe0 c138ada0 c69c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2190 10:20:12.014960  # [   76.378778] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8

 2191 10:20:12.058925  # [   76.386962] 1e40: e3a02040 e3a01d33 e5930018 efc0fd7e 0000000b 00000020 c69c1e74 c69c1e68

 2192 10:20:12.059518  # [   76.395146] 1e60: c0c34dd8 c138afb4 c69c1e9c c69c1e78 c0c352d8 c0c34db8 c0c351b8 c6ba4dc0

 2193 10:20:12.059912  # [   76.403329] 1e80: b6e08000 0000000b c5308000 c69c1f60 c69c1ec4 c69c1ea0 c07e1374 c0c351c4

 2194 10:20:12.060255  # [   76.411513] 1ea0: 00000000 c6ba4dc0 b6e08000 c2815800 c69c1f60 c07e1310 c69c1f5c c69c1ec8

 2195 10:20:12.060581  # [   76.419698] 1ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c69c0000

 2196 10:20:12.102914  # [   76.427883] 1ee0: b6e08000 00020000 00000004 0000000b 0001fff5 c69c1ee0 00000001 b6e07000

 2197 10:20:12.103437  # [   76.436067] 1f00: c5a44f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2198 10:20:12.103511  # [   76.444251] 1f20: 00000000 00000000 c13a0660 efc0fd7e c205d2a0 c6ba4dc0 c6ba4dc0 c69c0000

 2199 10:20:12.103575  # [   76.452436] 1f40: b6e08000 00000000 00000000 00000004 c69c1f94 c69c1f60 c0599770 c05990dc

 2200 10:20:12.103638  # [   76.460620] 1f60: 00000000 00000000 c69c1fac efc0fd7e 0000000b 0000000b b6f4fe00 00000004

 2201 10:20:12.150696  # [   76.468804] 1f80: c03002e4 c69c0000 c69c1fa4 c69c1f98 c0599800 c0599708 00000000 c69c1fa8

 2202 10:20:12.150965  # [   76.476988] 1fa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e08000 0000000b 00000000

 2203 10:20:12.151168  # [   76.485173] 1fc0: 0000000b 0000000b b6f4fe00 00000004 00000001 00000000 00020000 bef86a64

 2204 10:20:12.151320  # [   76.493356] 1fe0: 00000004 bef86798 b6eba4cf b6e407e6 800e0030 00000001 00000000 00000000

 2205 10:20:12.151457  # [   76.501534] Backtrace: 

 2206 10:20:12.151587  # [   76.503997] [<c138ad94>] (execute_location) from [<c138afe0>] (lkdtm_EXEC_STACK+0x38/0x54)

 2207 10:20:12.194884  # [   76.512271]  r7:c69c1f60 r6:0000000b r5:c5c64000 r4:c69c0000

 2208 10:20:12.195404  # [   76.517943] [<c138afa8>] (lkdtm_EXEC_STACK) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2209 10:20:12.195758  # [   76.526123]  r4:00000020

 2210 10:20:12.196081  # [   76.528668] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2211 10:20:12.196398  # [   76.536685] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2212 10:20:12.196701  # [   76.544609]  r9:c69c1f60 r8:c5308000 r7:0000000b r6:b6e08000 r5:c6ba4dc0 r4:c0c351b8

 2213 10:20:12.238861  # [   76.552366] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2214 10:20:12.239095  # [   76.560203]  r9:c07e1310 r8:c69c1f60 r7:c2815800 r6:b6e08000 r5:c6ba4dc0 r4:00000000

 2215 10:20:12.239221  # [   76.567955] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2216 10:20:12.239349  # [   76.575097]  r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c69c0000 r5:c6ba4dc0

 2217 10:20:12.239472  # [   76.582929]  r4:c6b[   77.097722] lkdtm: Performing direct entry EXEC_KMALLOC

 2218 10:20:12.239592  a4dc0

 2219 10:20:12.239712  # [   76.585474] [<c05996f[   77.104633] lkdtm: attempting ok execution at c0c35b48

 2220 10:20:12.283048  c>] (ksys_write) from [<c0599800>[   77.112682] lkdtm: attempting bad execution at c5a4a240

 2221 10:20:12.283631  ] (sys_write+0x18/0x1c)

 2222 10:20:12.284017  # [   76[   77.120840] 8<--- cut here ---

 2223 10:20:12.284374  .592617]  r9:[c 6 9 c7070.0102 6r12] Unable to handle kernel paging request at virtual address c5a4a240

 2224 10:20:12.284730  8:c03002e4 r7[: 0 0 07070.010345 42] pgd = 256b4dea

 2225 10:20:12.285075  r6:b6f4fe00 r5:0000000b [r 4 : 077.140356] [c5a4a240] *pgd=15a1141e(bad)

 2226 10:20:12.285403  00000b

 2227 10:20:12.285735  # [   76[. 6 0 07377.11]46800] Internal error: Oops: 8000000d [#5] SMP ARM

 2228 10:20:12.327092  [<c05997e8>] (sys_write) from [<c[   77.154102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2229 10:20:12.327692  03000c0>] (ret_fast[_ s y s7c7a.l85807] CPU: 3 PID: 1862 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2230 10:20:12.328097  l+0x0/0[x 2 8 )7

 2231 10:20:12.328451  7

 2232 10:20:12.370836  .#1 9[5 7 1 07 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2233 10:20:12.371030  6.607944] Exce[p t i o7n7 .s2t0a3890] PC is at 0xc5a4a240

 2234 10:20:12.371131  k(0xc69c1fa8 to 0xc69[c 1 f f707)209031] LR is at execute_location+0xa4/0xb4

 2235 10:20:12.371221  

 2236 10:20:12.371307  # [   76[. 6 1 37070.12]15 811f] pc : [<c5a4a240>]    lr : [<c138ae38>]    psr: 600e0013

 2237 10:20:12.371395  a0:      [       7 7 . 2 2 3 8 1 ] sp : c5ce9e30  ip : c5ce9d38  fp : c5ce9e4c

 2238 10:20:12.371481   000000[0  b  7070.0203000706b8 ] r10: 0000000d  r9 : c1ad061c  r8 : c15e88e4

 2239 10:20:12.414984  0000001[  b 6 e7078.020307 604010 r7 : c5ce9f60  r6 : 00000001  r5 : c5a4a240  r4 : c0c35b48

 2240 10:20:12.415474  0000b 00000[0 0 0 

 2241 10:20:12.415793  7

 2242 10:20:12.416080  7#. 2[4 5 8 7] r3 : 905576d2  r2 : 905576d2  r1 : ef7c05e0  r0 : 0000002b

 2243 10:20:12.416365  76.621185] 1[f c 0 :7 70.0205040165] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2244 10:20:12.416648  0b 0000000b[  b 6 f747f.e206302 07] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2245 10:20:12.416923  0000004 00000[0 0 1  7070.020700074] Process cat (pid: 1862, stack limit = 0x7cfb90f6)

 2246 10:20:12.417197  00 000200[0 0   b7e7f.8267a86442

 2247 10:20:12.417462  ] Stack: (0xc5ce9e30 to 0xc5cea000)

 2248 10:20:12.417718  

 2249 10:20:12.459060  # [   76.629369[]   1 f7e70.:2 84522] 9e20:                                     c5a4a240 c5d57000 0000000d c5ce9f60

 2250 10:20:12.459657  0000004 bef86[7 9 8  7b76.e2b9a4480] 9e40: c5ce9e64 c5ce9e50 c0c35b98 c138ada0 00000021 c5d57000 c5ce9e74 c5ce9e68

 2251 10:20:12.460069  cf b6e407e6

 2252 10:20:12.460435  #[  [    7 77.63.064864] 9e60: c0c34dd8 c0c35b6c c5ce9e9c c5ce9e78 c0c352d8 c0c34db8 c0c351b8 c68e7cc0

 2253 10:20:12.460798  4430] Code: c6[9 c 1 e7078. 3c115036] 9e80: b6e95000 0000000d c5308000 c5ce9f60 c5ce9ec4 c5ce9ea0 c07e1374 c0c351c4

 2254 10:20:12.503101  8afe0 c138ada0 c[6  9 c717e.63c2 209] 9ea0: 00000000 c68e7cc0 b6e95000 c2815800 c5ce9f60 c07e1310 c5ce9f5c c5ce9ec8

 2255 10:20:12.503703  (e1a0c00d) 

 2256 10:20:12.504101  #[  [    7 77.63.365378] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5ce8000

 2257 10:20:12.504470  0534] ---[ e[n d   t7r7a.c3e4 57549] 9ee0: b6e95000 00020000 00000004 0000000d 0001fff3 c5ce9ee0 00000001 b6e94000

 2258 10:20:12.504836  d48502fc65fe[a 4   ]7-7-.-3

 2259 10:20:12.505176  5

 2260 10:20:12.505517  5#632] 9f00: c5a44a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2261 10:20:12.546834  EXEC_STACK: m[i s s i7n7g. 3'6c5a17] 9f20: 00000000 00000000 c13a0660 905576d2 c205d2a0 c68e7cc0 c68e7cc0 c5ce8000

 2262 10:20:12.547378  ll trace:': [[F A I L7]7

 2263 10:20:12.547734  .

 2264 10:20:12.548065  3n7o5t00] 9f40: b6e95000 00000000 00000000 00000004 c5ce9f94 c5ce9f60 c0599770 c05990dc

 2265 10:20:12.548396   ok 31 selftes[t s :  7l7k.d3t8m5885] 9f60: 00000000 00000000 c5ce9fac 905576d2 0000000d 0000000d b6fdce00 00000004

 2266 10:20:12.548719   EXEC_STACK.sh # [e x i t7=71.

 2267 10:20:12.549028  3

 2268 10:20:12.549336  6059] 9f80: c03002e4 c5ce8000 c5ce9fa4 c5ce9f98 c0599800 c0599708 00000000 c5ce9fa8

 2269 10:20:12.549652  # selftests: [l k d t7m7:. 4E0X6E14] 9fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e95000 0000000d 00000000

 2270 10:20:12.591033  C_KMALLOC.sh[

 2271 10:20:12.591616   

 2272 10:20:12.592012    77.416399] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64

 2273 10:20:12.592383  [   77.425790] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000

 2274 10:20:12.592745  [   77.433972] Backtrace: 

 2275 10:20:12.593091  [   77.436441] [<c138ad94>] (execute_location) from [<c0c35b98>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2276 10:20:12.593428  [   77.444888]  r7:c5ce9f60 r6:0000000d r5:c5d57000 r4:c5a4a240

 2277 10:20:12.593766  [   77.450559] [<c0c35b60>] (lkdtm_EXEC_KMALLOC) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2278 10:20:12.634916  [   77.458915]  r5:c5d57000 r4:00000021

 2279 10:20:12.635455  [   77.462500] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2280 10:20:12.635818  [   77.470517] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2281 10:20:12.636151  [   77.478443]  r9:c5ce9f60 r8:c5308000 r7:0000000d r6:b6e95000 r5:c68e7cc0 r4:c0c351b8

 2282 10:20:12.636474  [   77.486199] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2283 10:20:12.636791  [   77.494036]  r9:c07e1310 r8:c5ce9f60 r7:c2815800 r6:b6e95000 r5:c68e7cc0 r4:00000000

 2284 10:20:12.679190  [   77.501789] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2285 10:20:12.679736  [   77.508931]  r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5ce8000 r5:c68e7cc0

 2286 10:20:12.680146  [   77.516765]  r4:c68e7cc0

 2287 10:20:12.680512  [   77.519309] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2288 10:20:12.680869  [   77.526453]  r9:c5ce8000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:0000000d r4:0000000d

 2289 10:20:12.681216  [   77.534208] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2290 10:20:12.681557  [   77.541783] Exception stack(0xc5ce9fa8 to 0xc5ce9ff0)

 2291 10:20:12.722610  [   77.546841] 9fa0:                   0000000d 0000000d 00000001 b6e95000 0000000d 00000000

 2292 10:20:12.722774  [   77.555025] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64

 2293 10:20:12.722844  [   77.563208] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6

 2294 10:20:12.722909  [   77.568269] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 

 2295 10:20:12.722971  [   77.574373] ---[ end trace 77d48502fc65fea5 ]---

 2296 10:20:12.723032  # Segmentation fault

 2297 10:20:12.867240  # [   77.097722] lkdtm: Performing direct entry EXEC_KMALLOC

 2298 10:20:12.867336  # [   77.104633] lkdtm: attempting ok execution at c0c35b48

 2299 10:20:12.867406  # [   77.112682] lkdtm: attempting bad execution at c5a4a240

 2300 10:20:12.867472  # [   77.120840] 8<--- cut here ---

 2301 10:20:12.867534  # [   77.126612] Unable to handle kernel paging request at virtual address c5a4a240

 2302 10:20:12.867596  # [   77.135742] pgd = 256b4dea

 2303 10:20:12.867655  # [   77.140356] [c5a4a240] *pgd=15a1141e(bad)

 2304 10:20:12.867714  # [   77.146800] Internal error: Oops: 8000000d [#5] SMP ARM

 2305 10:20:12.914663  # [   77.154102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2306 10:20:12.914856  # [   77.185807] CPU: 3 PID: 1862 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2307 10:20:12.914952  # [   77.195710] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2308 10:20:12.915038  # [   77.203890] PC is at 0xc5a4a240

 2309 10:20:12.959013  # [   77.209031] LR is at execute_location+0xa4/0xb4

 2310 10:20:12.959568  # [   77.215810] pc : [<c5a4a240>]    lr : [<c138ae38>]    psr: 600e0013

 2311 10:20:12.959922  # [   77.223810] sp : c5ce9e30  ip : c5ce9d38  fp : c5ce9e4c

 2312 10:20:12.960289  # [   77.230768] r10: 0000000d  r9 : c1ad061c  r8 : c15e88e4

 2313 10:20:12.960597  # [   77.237641] r7 : c5ce9f60  r6 : 00000001  r5 : c5a4a240  r4 : c0c35b48

 2314 10:20:12.960891  # [   77.245817] r3 : 905576d2  r2 : 905576d2  r1 : ef7c05e0  r0 : 0000002b

 2315 10:20:12.961178  # [   77.254165] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2316 10:20:13.002678  # [   77.263207] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2317 10:20:13.002778  # [   77.270774] Process cat (pid: 1862, stack limit = 0x7cfb90f6)

 2318 10:20:13.002857  # [   77.278428] Stack: (0xc5ce9e30 to 0xc5cea000)

 2319 10:20:13.002933  # [   77.284522] 9e20:                                     c5a4a240 c5d57000 0000000d c5ce9f60

 2320 10:20:13.003005  # [   77.294780] 9e40: c5ce9e64 c5ce9e50 c0c35b98 c138ada0 00000021 c5d57000 c5ce9e74 c5ce9e68

 2321 10:20:13.003077  # [   77.304864] 9e60: c0c34dd8 c0c35b6c c5ce9e9c c5ce9e78 c0c352d8 c0c34db8 c0c351b8 c68e7cc0

 2322 10:20:13.046735  # [   77.315036] 9e80: b6e95000 0000000d c5308000 c5ce9f60 c5ce9ec4 c5ce9ea0 c07e1374 c0c351c4

 2323 10:20:13.047081  # [   77.325209] 9ea0: 00000000 c68e7cc0 b6e95000 c2815800 c5ce9f60 c07e1310 c5ce9f5c c5ce9ec8

 2324 10:20:13.047295  # [   77.335378] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5ce8000

 2325 10:20:13.047490  # [   77.345549] 9ee0: b6e95000 00020000 00000004 0000000d 0001fff3 c5ce9ee0 00000001 b6e94000

 2326 10:20:13.047676  # [   77.355632] 9f00: c5a44a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2327 10:20:13.090902  # [   77.365717] 9f20: 00000000 00000000 c13a0660 905576d2 c205d2a0 c68e7cc0 c68e7cc0 c5ce8000

 2328 10:20:13.091448  # [   77.375800] 9f40: b6e95000 00000000 00000000 00000004 c5ce9f94 c5ce9f60 c0599770 c05990dc

 2329 10:20:13.091808  # [   77.385885] 9f60: 00000000 00000000 c5ce9fac 905576d2 0000000d 0000000d b6fdce00 00000004

 2330 10:20:13.092145  # [   77.396059] 9f80: c03002e4 c5ce8000 c5ce9fa4 c5ce9f98 c0599800 c0599708 00000000 c5ce9fa8

 2331 10:20:13.092470  # [   77.406314] 9fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e95000 0000000d 00000000

 2332 10:20:13.134894  # [   77.416399] 9fc0: 0000000d 0000000d b6fdce00 00000004 00000001 00000000 00020000 bef19a64

 2333 10:20:13.135455  # [   77.425790] 9fe0: 00000004 bef19798 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000

 2334 10:20:13.135851  # [   77.433972] Backtrace: 

 2335 10:20:13.136214  # [   77.436441] [<c138ad94>] (execute_location) from [<c0c35b98>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2336 10:20:13.136568  # [   77.444888]  r7:c5ce9f60 r6:0000000d r5:c5d57000 r4:c5a4a240

 2337 10:20:13.136916  # [   77.450559] [<c0c35b60>] (lkdtm_EXEC_KMALLOC) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2338 10:20:13.137255  # [   77.458915]  r5:c5d57000 r4:00000021

 2339 10:20:13.178967  # [   77.462500] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2340 10:20:13.179554  # [   77.470517] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2341 10:20:13.179958  # [   77.478443]  r9:c5ce9f60 r8:c5308000 r7:0000000d r6:b6e95000 r5:c68e7cc0 r4:c0c351b8

 2342 10:20:13.180328  # [   77.486199] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2343 10:20:13.180686  # [   77.494036]  r9:c0[   78.040450] lkdtm: Performing direct entry EXEC_VMALLOC

 2344 10:20:13.222862  7e1310 r8:c5ce9f60 r7:c2815800 r6[   78.048117] lkdtm: attempting ok execution at c0c35b48

 2345 10:20:13.223379  :b6e95000 r5:c68e7cc0 r4:000[0 0  78.056057] lkdtm: attempting bad execution at f096c000

 2346 10:20:13.223734  00

 2347 10:20:13.224074  # [   77.501789] [<c05990d0>][   78.064009] 8<--- cut here ---

 2348 10:20:13.224402   (vfs_write) from [<c0599770>] (k[   78.069912] Unable to handle kernel paging request at virtual address f096c000

 2349 10:20:13.224724  sys_write+0x74/0xec)

 2350 10:20:13.225031  # [   77.50[   78.079939] pgd = dc23e709

 2351 10:20:13.225336  8931]  r10:00000004 r9:00000000 r[   78.085468] [f096c000] *pgd=1294b811, *pte=49a6965f, *ppte=49a6945f

 2352 10:20:13.266929  8:00000000 r7:b6e95000 r6:c5ce800[   78.094640] Internal error: Oops: 8000000f [#6] SMP ARM

 2353 10:20:13.267526  0 r5:c68e7cc0

 2354 10:20:13.267939  # [   77.516765]  [   78.102687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2355 10:20:13.268338  r4:c68e7cc0

 2356 10:20:13.310910  # [ [    7 778..51134393] CPU: 2 PID: 1939 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2357 10:20:13.311503  309] [<c05[9 9 6 f7c8>.]1 4(4k2s13] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2358 10:20:13.311917  s_write) from [<c[0 5 9 97880.01>2567] PC is at 0xf096c000

 2359 10:20:13.312288  ] (sys_write+0x18/0x[1 c ) 

 2360 10:20:13.312641  7

 2361 10:20:13.312994  8#.157793] LR is at execute_location+0xa4/0xb4

 2362 10:20:13.313344  [   77.52645[3 ]    7r89.1:6c455c2] pc : [<f096c000>]    lr : [<c138ae38>]    psr: 600e0013

 2363 10:20:13.313683  e8000 r8[: c 0 37080.21e742 6r577] sp : c6b15e30  ip : c6b15d38  fp : c6b15e4c

 2364 10:20:13.354869  00000004[  r 6 :7b86.f1d7c9e60107] r10: 0000000d  r9 : c1ad062c  r8 : c15e88e4

 2365 10:20:13.355470  r5:0000000d [r 4 : 07080.108060507] r7 : c6b15f60  r6 : 00000001  r5 : f096c000  r4 : c0c35b48

 2366 10:20:13.355872  d

 2367 10:20:13.356240  # [  [  7 7 .7583.41290489]2 3] r3 : 582addb1  r2 : 582addb1  r1 : ef7ab5e0  r0 : 0000002b

 2368 10:20:13.356603  <c05997e8>][  ( s y7s8_.w2r0i3t1e7] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2369 10:20:13.356960  ) from [<c0[3 0 0 07c80.2>1]2 1(42] Control: 10c5387d  Table: 1586004a  DAC: 00000051

 2370 10:20:13.399067  et_fast_sysca[l l + 07x80./201x9211] Process cat (pid: 1939, stack limit = 0xdeff4467)

 2371 10:20:13.399651  8)

 2372 10:20:13.400056  # [   77[. 5 4 17788.32]2 7E364] Stack: (0xc6b15e30 to 0xc6b16000)

 2373 10:20:13.400430  ception stack(0[x c 5 c7e89.f2a38630] 5e20:                                     f096c000 c4785000 0000000d c6b15f60

 2374 10:20:13.400792   to 0xc5ce9ff0[) 

 2375 10:20:13.401134   

 2376 10:20:13.401474   #7 8[. 24 3 01] 5e40: c6b15e64 c6b15e50 c0c35bcc c138ada0 00000022 c4785000 c6b15e74 c6b15e68

 2377 10:20:13.401815  77.546841] 9fa[0 :    7 8 . 2 5 3887] 5e60: c0c34dd8 c0c35bb0 c6b15e9c c6b15e78 c0c352d8 c0c34db8 c0c351b8 c5a30000

 2378 10:20:13.442885             000[0 0 0 07d8 .020604057] 5e80: b6e29000 0000000d c5308000 c6b15f60 c6b15ec4 c6b15ea0 c07e1374 c0c351c4

 2379 10:20:13.443476  000d 00000001 [ b 6 e7985.020704 28] 5ea0: 00000000 c5a30000 b6e29000 c2815800 c6b15f60 c07e1310 c6b15f5c c6b15ec8

 2380 10:20:13.443888  0000000d 000000[0 0 

 2381 10:20:13.444265   

 2382 10:20:13.444617  7#8 .[2 84313] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c6b14000

 2383 10:20:13.444978   77.555025] 9fc[0 :   07080.02090484] 5ee0: b6e29000 00020000 00000004 0000000d 0001fff3 c6b15ee0 00000001 b6e28000

 2384 10:20:13.486877  0d 0000000d b6[f d c e7080. 30004654] 5f00: c5af1b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2385 10:20:13.487468  00004 00000001 0[0 0 0 07080.03 14826] 5f20: 00000000 00000000 c13a0660 582addb1 c205d2a0 c5a30000 c5a30000 c6b14000

 2386 10:20:13.487873  0020000 bef19a6[4 

 2387 10:20:13.488244   

 2388 10:20:13.488594   #7 8[. 32 5083] 5f40: b6e29000 00000000 00000000 00000004 c6b15f94 c6b15f60 c0599770 c05990dc

 2389 10:20:13.488941  77.563208] 9fe0:[  0 0 07080.03035255] 5f60: 00000000 00000000 c6b15fac 582addb1 0000000d 0000000d b6f70e00 00000004

 2390 10:20:13.489298   bef19798 b6f[4 7 4 c7f8 .b364e5c11] 5f80: c03002e4 c6b14000 c6b15fa4 c6b15f98 c0599800 c0599708 00000000 c6b15fa8

 2391 10:20:13.530802  d7e6

 2392 10:20:13.531239  # [   [7 7  .7586.83256595]5] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e29000 0000000d 00000000

 2393 10:20:13.531599   Code: 00160017[  0 0 07080.03060592] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64

 2394 10:20:13.531934   00000000 00[0 0 0 07080. 3(7e51763] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6 800e0030 00000001 00000000 00000000

 2395 10:20:13.532255  0c00d) 

 2396 10:20:13.532573  # [  [  7 7 .7587.433875843] Backtrace: 

 2397 10:20:13.575193  ] ---[ end trace 77d48502fc[6 5 f78.390298] [<c138ad94>] (execute_location) from [<c0c35bcc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2398 10:20:13.575789  ea5 ]---

 2399 10:20:13.576179  # EXEC[_ K M A7L8L.O4C01244]  r7:c6b15f60 r6:0000000d r5:c4785000 r4:f096c000

 2400 10:20:13.576543   missing 'call tra[c e : '7:8 .[408986] [<c0c35ba4>] (lkdtm_EXEC_VMALLOC) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2401 10:20:13.576899  AIL]

 2402 10:20:13.577240  no[t   o k7 83.24 1s9e4l9f9]  r5:c4785000 r4:00000022

 2403 10:20:13.577584  ests: lkdtm: EXEC_[K M A L7L8O.C424814] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2404 10:20:13.577919  sh # exit=1

 2405 10:20:13.619051  # selftests: [l k d 78.434991] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2406 10:20:13.619645  m: EXEC_VMALLOC.sh[

 2407 10:20:13.620039   

 2408 10:20:13.620400    78.445418]  r9:c6b15f60 r8:c5308000 r7:0000000d r6:b6e29000 r5:c5a30000 r4:c0c351b8

 2409 10:20:13.620758  [   78.454899] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2410 10:20:13.621107  [   78.462737]  r9:c07e1310 r8:c6b15f60 r7:c2815800 r6:b6e29000 r5:c5a30000 r4:00000000

 2411 10:20:13.621445  [   78.470490] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2412 10:20:13.621779  [   78.477634]  r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c6b14000 r5:c5a30000

 2413 10:20:13.662888  [   78.485467]  r4:c5a30000

 2414 10:20:13.663477  [   78.488011] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2415 10:20:13.663873  [   78.495156]  r9:c6b14000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000000d r4:0000000d

 2416 10:20:13.664238  [   78.502912] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2417 10:20:13.664589  [   78.510486] Exception stack(0xc6b15fa8 to 0xc6b15ff0)

 2418 10:20:13.664937  [   78.515544] 5fa0:                   0000000d 0000000d 00000001 b6e29000 0000000d 00000000

 2419 10:20:13.706865  [   78.523730] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64

 2420 10:20:13.707313  [   78.531912] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6

 2421 10:20:13.707666  [   78.536977] Code: bad PC value

 2422 10:20:13.707990  [   78.540102] ---[ end trace 77d48502fc65fea6 ]---

 2423 10:20:13.708307  # Segmentation fault

 2424 10:20:13.815939  # [   78.040450] lkdtm: Performing direct entry EXEC_VMALLOC

 2425 10:20:13.816393  # [   78.048117] lkdtm: attempting ok execution at c0c35b48

 2426 10:20:13.816747  # [   78.056057] lkdtm: attempting bad execution at f096c000

 2427 10:20:13.817076  # [   78.064009] 8<--- cut here ---

 2428 10:20:13.817393  # [   78.069912] Unable to handle kernel paging request at virtual address f096c000

 2429 10:20:13.817704  # [   78.079939] pgd = dc23e709

 2430 10:20:13.818006  # [   78.085468] [f096c000] *pgd=1294b811, *pte=49a6965f, *ppte=49a6945f

 2431 10:20:13.818307  # [   78.094640] Internal error: Oops: 8000000f [#6] SMP ARM

 2432 10:20:13.859317  # [   78.102687] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2433 10:20:13.859880  # [   78.134393] CPU: 2 PID: 1939 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2434 10:20:13.860239  # [   78.144213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2435 10:20:13.902917  # [   78.152567] PC is at 0xf096c000

 2436 10:20:13.903471  # [   78.157793] LR is at execute_location+0xa4/0xb4

 2437 10:20:13.903839  # [   78.164572] pc : [<f096c000>]    lr : [<c138ae38>]    psr: 600e0013

 2438 10:20:13.904167  # [   78.172657] sp : c6b15e30  ip : c6b15d38  fp : c6b15e4c

 2439 10:20:13.904483  # [   78.179617] r10: 0000000d  r9 : c1ad062c  r8 : c15e88e4

 2440 10:20:13.904793  # [   78.186577] r7 : c6b15f60  r6 : 00000001  r5 : f096c000  r4 : c0c35b48

 2441 10:20:13.905097  # [   78.194923] r3 : 582addb1  r2 : 582addb1  r1 : ef7ab5e0  r0 : 0000002b

 2442 10:20:13.946909  # [   78.203187] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2443 10:20:13.947462  # [   78.212142] Control: 10c5387d  Table: 1586004a  DAC: 00000051

 2444 10:20:13.947832  # [   78.219711] Process cat (pid: 1939, stack limit = 0xdeff4467)

 2445 10:20:13.948164  # [   78.227364] Stack: (0xc6b15e30 to 0xc6b16000)

 2446 10:20:13.948486  # [   78.233630] 5e20:                                     f096c000 c4785000 0000000d c6b15f60

 2447 10:20:13.948799  # [   78.243801] 5e40: c6b15e64 c6b15e50 c0c35bcc c138ada0 00000022 c4785000 c6b15e74 c6b15e68

 2448 10:20:13.949105  # [   78.253887] 5e60: c0c34dd8 c0c35bb0 c6b15e9c c6b15e78 c0c352d8 c0c34db8 c0c351b8 c5a30000

 2449 10:20:13.990815  # [   78.264057] 5e80: b6e29000 0000000d c5308000 c6b15f60 c6b15ec4 c6b15ea0 c07e1374 c0c351c4

 2450 10:20:13.991365  # [   78.274228] 5ea0: 00000000 c5a30000 b6e29000 c2815800 c6b15f60 c07e1310 c6b15f5c c6b15ec8

 2451 10:20:13.991724  # [   78.284313] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c6b14000

 2452 10:20:13.992050  # [   78.294484] 5ee0: b6e29000 00020000 00000004 0000000d 0001fff3 c6b15ee0 00000001 b6e28000

 2453 10:20:13.992366  # [   78.304654] 5f00: c5af1b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2454 10:20:14.034866  # [   78.314826] 5f20: 00000000 00000000 c13a0660 582addb1 c205d2a0 c5a30000 c5a30000 c6b14000

 2455 10:20:14.035388  # [   78.325083] 5f40: b6e29000 00000000 00000000 00000004 c6b15f94 c6b15f60 c0599770 c05990dc

 2456 10:20:14.035745  # [   78.335255] 5f60: 00000000 00000000 c6b15fac 582addb1 0000000d 0000000d b6f70e00 00000004

 2457 10:20:14.036072  # [   78.345511] 5f80: c03002e4 c6b14000 c6b15fa4 c6b15f98 c0599800 c0599708 00000000 c6b15fa8

 2458 10:20:14.036392  # [   78.355595] 5fa0: c03000c0 c05997f4 0000000d 0000000d 00000001 b6e29000 0000000d 00000000

 2459 10:20:14.082677  # [   78.365592] 5fc0: 0000000d 0000000d b6f70e00 00000004 00000001 00000000 00020000 beb1fa64

 2460 10:20:14.082838  # [   78.375763] 5fe0: 00000004 beb1f798 b6edb4cf b6e617e6 800e0030 00000001 00000000 00000000

 2461 10:20:14.082906  # [   78.385843] Backtrace: 

 2462 10:20:14.082968  # [   78.390298] [<c138ad94>] (execute_location) from [<c0c35bcc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2463 10:20:14.083030  # [   78.401244]  r7:c6b15f60 r6:0000000d r5:c4785000 r4:f096c000

 2464 10:20:14.083091  # [   78.408986] [<c0c35ba4>] (lkdtm_EXEC_VMALLOC) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2465 10:20:14.083149  # [   78.419499]  r5:c4785000 r4:00000022

 2466 10:20:14.126862  # [   78.424814] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2467 10:20:14.127033  # [   78.434991] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2468 10:20:14.127111  # [   78.445418]  r9:c6b15f60 r8:[   78.976238] lkdtm: Performing direct entry EXEC_RODATA

 2469 10:20:14.127183  c5308000 r7:0000000d r6:b6e29000 [   78.983240] lkdtm: attempting ok execution at c0c35b48

 2470 10:20:14.127252  r5:c5a30000 r4:c0c351b8

 2471 10:20:14.127319  # [   78[   78.991337] lkdtm: attempting bad execution at c15e8b80

 2472 10:20:14.170733  .454899] [<c07e1310>] (full_proxy[   78.999346] 8<--- cut here ---

 2473 10:20:14.170898  _write) from [<c[0 5 9 9719d.c0>05206] Unable to handle kernel paging request at virtual address c15e8b80

 2474 10:20:14.170965   (vfs_write+[0 x 1 07c9/.00x1542511] pgd = e9dae271

 2475 10:20:14.171028  )

 2476 10:20:14.171087  # [   78.462737]  r9:c07e[1 3  79.019127] [c15e8b80] *pgd=1141941e(bad)

 2477 10:20:14.171147  0 r8:c6b15f60 r7:[c 2 8 17598.0005743] Internal error: Oops: 8000000d [#7] SMP ARM

 2478 10:20:14.214848   r6:b6e29000 r5:c5a30000 r4:00000[   79.033046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2479 10:20:14.215090  000

 2480 10:20:14.215226  # [   78.4704[9 0 ]  7[9<.c064749] CPU: 2 PID: 2016 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2481 10:20:14.215351  5990d0>[]   ( v7f9s._0w7r4i6t5e5) Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2482 10:20:14.259072   from [<c0599770>] (ksys_wri[t e  79.082844] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2483 10:20:14.259660  0x74/0xec)

 2484 10:20:14.260056  # [   [7 8 . 47797.6090491] LR is at execute_location+0xa4/0xb4

 2485 10:20:14.260393  4]  r10:[0 0 0 7090.000947 1r894: pc : [<c15e8b80>]    lr : [<c138ae38>]    psr: 600e0013

 2486 10:20:14.260723  00000000 r[8 : 0 07090.01000500 99] sp : c5a89e38  ip : c5a89d40  fp : c5a89e54

 2487 10:20:14.261102  7:b6e29000[  r 6 :7c96.b1114201045] r10: 0000000c  r9 : c1ad063c  r8 : c15e88e4

 2488 10:20:14.261452   r5:c5a30[0 0  07

 2489 10:20:14.261799  9

 2490 10:20:14.262105  .#1 1[9 1 9 1] r7 : c5a89f60  r6 : 00000000  r5 : c15e8b80  r4 : c0c35b48

 2491 10:20:14.302938  8.485467] [  r 4 :7c95.a1320704052] r3 : f7499ac0  r2 : f7499ac0  r1 : ef7ab5e0  r0 : 0000002b

 2492 10:20:14.303540  

 2493 10:20:14.303929  # [   78.[4 8 8 07191.]1 3[5<8c0] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2494 10:20:14.304296  05996fc>] [( k s y7s9_.w1r4i4t7e57] Control: 10c5387d  Table: 1685c04a  DAC: 00000051

 2495 10:20:14.304658   from [<c059[9 8 0 07>9]. 1(52s3y2] Process cat (pid: 2016, stack limit = 0x32ea7bc8)

 2496 10:20:14.305008  s_write+0[x 1 8 /709x.11c5)9

 2497 10:20:14.305343  8

 2498 10:20:14.305675  8#] Stack: (0xc5a89e38 to 0xc5a8a000)

 2499 10:20:14.346806   [   78.495156][    r 97:9c.61b61984] 9e20:                                                       00000023 c4785000

 2500 10:20:14.347013  4000 r8:c03002e4 [ r 7 :7090.01076156] 9e40: 0000000c c5a89f60 c5a89e64 c5a89e58 c138b020 c138ada0 c5a89e74 c5a89e68

 2501 10:20:14.347123  004 r6:b6f70e[0 0   r759:.010806012] 9e60: c0c34dd8 c138b008 c5a89e9c c5a89e78 c0c352d8 c0c34db8 c0c351b8 c5a31680

 2502 10:20:14.347225  000d r4:000000[0 d 

 2503 10:20:14.347319   

 2504 10:20:14.347410  7#9 .[1 9 6498] 9e80: b6e21000 0000000c c5308000 c5a89f60 c5a89ec4 c5a89ea0 c07e1374 c0c351c4

 2505 10:20:14.347504  78.502912] [[< c 0 57999.72e086>667] 9ea0: 00000000 c5a31680 b6e21000 c2815800 c5a89f60 c07e1310 c5a89f5c c5a89ec8

 2506 10:20:14.390987   (sys_write) from[  [ < c7093.0206754] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a88000

 2507 10:20:14.391591  0c0>] (ret_fa[s t _ s7y9s.c2a2l7l11] 9ee0: b6e21000 00020000 00000004 0000000c 0001fff4 c5a89ee0 00000001 b6e20000

 2508 10:20:14.392004  +0x0/0x28)

 2509 10:20:14.392383  [#   [  7 9 .7283.75095] 9f00: c6ba52c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2510 10:20:14.392743  0486] Excepti[o n   s7t9a.c2k4(7080] 9f20: 00000000 00000000 c13a0660 f7499ac0 c205d2a0 c5a31680 c5a31680 c5a88000

 2511 10:20:14.434871  xc6b15fa8 to 0[x c 6 b7195.f2f507264] 9f40: b6e21000 00000000 00000000 00000004 c5a89f94 c5a89f60 c0599770 c05990dc

 2512 10:20:14.435474  

 2513 10:20:14.435868  # [   78.515[5 4 4 ]7 95.f2a607435] 9f60: 00000000 00000000 c5a89fac f7499ac0 0000000c 0000000c b6f68e00 00000004

 2514 10:20:14.436243               [       7 9 .020707006] 9f80: c03002e4 c5a88000 c5a89fa4 c5a89f98 c0599800 c0599708 00000000 c5a89fa8

 2515 10:20:14.436607  000d 0000000[d   0 07090.0208071689] 9fa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e21000 0000000c 00000000

 2516 10:20:14.478948  b6e29000 000000[0 d   07090.02090776] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64

 2517 10:20:14.479553  00

 2518 10:20:14.479959  # [   78.52[3 7 3 07]9 .53f0c947] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000

 2519 10:20:14.480333  0: 0000000d 0[0 0 0 07090.d3 1b8612] Backtrace: 

 2520 10:20:14.480696  f70e00 00000004 000[0 0 0 0719 .022475] [<c138ad94>] (execute_location) from [<c138b020>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2521 10:20:14.481050  0000000 0002000[0   b e7b91.f3a36992]  r7:c5a89f60 r6:0000000c r5:c4785000 r4:00000023

 2522 10:20:14.481398  4

 2523 10:20:14.522705  # [   78.531912] 5f[e 0 :  709.340650] [<c138affc>] (lkdtm_EXEC_RODATA) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2524 10:20:14.522923  000004 beb1f798 b6[e d b 47c9f. 351253] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2525 10:20:14.523035  6e617e6

 2526 10:20:14.523135  # [   78.536977[]   C o79.361429] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2527 10:20:14.523230  e: bad PC value

 2528 10:20:14.523321  [#   [  7 9 .7381768]  r9:c5a89f60 r8:c5308000 r7:0000000c r6:b6e21000 r5:c5a31680 r4:c0c351b8

 2529 10:20:14.566872  .540102] ---[ end trace [7 7 d 479.381597] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2530 10:20:14.567433  502fc65fea6 ]-[- - 

 2531 10:20:14.567791   

 2532 10:20:14.568119  7#9 .E3X9E1848]  r9:c07e1310 r8:c5a89f60 r7:c2815800 r6:b6e21000 r5:c5a31680 r4:00000000

 2533 10:20:14.568454  _VMALLOC: missing[  ' c a7l9l. 4t1588] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2534 10:20:14.568775  race:': [F[A I L ]7

 2535 10:20:14.569081  9

 2536 10:20:14.569383  .n4o1t0 8o03]  r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a88000 r5:c5a31680

 2537 10:20:14.569688   33 se[l f t e7s9t.s4:2 0l4k5d1t]  r4:c5a31680

 2538 10:20:14.569989  : EXEC_VMALLOC.sh # exi[t =  17

 2539 10:20:14.610625  9.424642] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2540 10:20:14.610788  # selftests: lkd[t m :  7E9X.E4C34116]  r9:c5a88000 r8:c03002e4 r7:00000004 r6:b6f68e00 r5:0000000c r4:0000000c

 2541 10:20:14.610859  RODATA.sh

 2542 10:20:14.610924  [   79.443943] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2543 10:20:14.610988  [   79.452456] Exception stack(0xc5a89fa8 to 0xc5a89ff0)

 2544 10:20:14.611050  [   79.457514] 9fa0:                   0000000c 0000000c 00000001 b6e21000 0000000c 00000000

 2545 10:20:14.611126  [   79.465699] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64

 2546 10:20:14.654530  [   79.473883] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6

 2547 10:20:14.654647  [   79.478943] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2548 10:20:14.654718  [   79.485046] ---[ end trace 77d48502fc65fea7 ]---

 2549 10:20:14.654782  # Segmentation fault

 2550 10:20:14.740987  # [   78.976238] lkdtm: Performing direct entry EXEC_RODATA

 2551 10:20:14.741453  # [   78.983240] lkdtm: attempting ok execution at c0c35b48

 2552 10:20:14.741815  # [   78.991337] lkdtm: attempting bad execution at c15e8b80

 2553 10:20:14.742152  # [   78.999346] 8<--- cut here ---

 2554 10:20:14.742516  # [   79.005206] Unable to handle kernel paging request at virtual address c15e8b80

 2555 10:20:14.742848  # [   79.014511] pgd = e9dae271

 2556 10:20:14.743164  # [   79.019127] [c15e8b80] *pgd=1141941e(bad)

 2557 10:20:14.743476  # [   79.025743] Internal error: Oops: 8000000d [#7] SMP ARM

 2558 10:20:14.784056  # [   79.033046] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2559 10:20:14.784643  # [   79.064749] CPU: 2 PID: 2016 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2560 10:20:14.785081  # [   79.074655] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2561 10:20:14.785442  # [   79.082844] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2562 10:20:14.827341  # [   79.090491] LR is at execute_location+0xa4/0xb4

 2563 10:20:14.827889  # [   79.097184] pc : [<c15e8b80>]    lr : [<c138ae38>]    psr: 600e0013

 2564 10:20:14.828256  # [   79.105099] sp : c5a89e38  ip : c5a89d40  fp : c5a89e54

 2565 10:20:14.828592  # [   79.112145] r10: 0000000c  r9 : c1ad063c  r8 : c15e88e4

 2566 10:20:14.828919  # [   79.119191] r7 : c5a89f60  r6 : 00000000  r5 : c15e8b80  r4 : c0c35b48

 2567 10:20:14.829239  # [   79.127452] r3 : f7499ac0  r2 : f7499ac0  r1 : ef7ab5e0  r0 : 0000002b

 2568 10:20:14.829551  # [   79.135800] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2569 10:20:14.870870  # [   79.144757] Control: 10c5387d  Table: 1685c04a  DAC: 00000051

 2570 10:20:14.871419  # [   79.152322] Process cat (pid: 2016, stack limit = 0x32ea7bc8)

 2571 10:20:14.871785  # [   79.159889] Stack: (0xc5a89e38 to 0xc5a8a000)

 2572 10:20:14.872126  # [   79.165984] 9e20:                                                       00000023 c4785000

 2573 10:20:14.872459  # [   79.176156] 9e40: 0000000c c5a89f60 c5a89e64 c5a89e58 c138b020 c138ada0 c5a89e74 c5a89e68

 2574 10:20:14.872783  # [   79.186412] 9e60: c0c34dd8 c138b008 c5a89e9c c5a89e78 c0c352d8 c0c34db8 c0c351b8 c5a31680

 2575 10:20:14.918878  # [   79.196498] 9e80: b6e21000 0000000c c5308000 c5a89f60 c5a89ec4 c5a89ea0 c07e1374 c0c351c4

 2576 10:20:14.919434  # [   79.206667] 9ea0: 00000000 c5a31680 b6e21000 c2815800 c5a89f60 c07e1310 c5a89f5c c5a89ec8

 2577 10:20:14.919802  # [   79.216754] 9ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5a88000

 2578 10:20:14.920139  # [   79.227011] 9ee0: b6e21000 00020000 00000004 0000000c 0001fff4 c5a89ee0 00000001 b6e20000

 2579 10:20:14.920465  # [   79.237095] 9f00: c6ba52c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2580 10:20:14.966874  # [   79.247180] 9f20: 00000000 00000000 c13a0660 f7499ac0 c205d2a0 c5a31680 c5a31680 c5a88000

 2581 10:20:14.967434  # [   79.257264] 9f40: b6e21000 00000000 00000000 00000004 c5a89f94 c5a89f60 c0599770 c05990dc

 2582 10:20:14.967803  # [   79.267435] 9f60: 00000000 00000000 c5a89fac f7499ac0 0000000c 0000000c b6f68e00 00000004

 2583 10:20:14.968144  # [   79.277606] 9f80: c03002e4 c5a88000 c5a89fa4 c5a89f98 c0599800 c0599708 00000000 c5a89fa8

 2584 10:20:14.968471  # [   79.287689] 9fa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e21000 0000000c 00000000

 2585 10:20:15.010865  # [   79.297776] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64

 2586 10:20:15.011385  # [   79.307947] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6 800e0030 00000001 00000000 00000000

 2587 10:20:15.011751  # [   79.318112] Backtrace: 

 2588 10:20:15.012085  # [   79.322475] [<c138ad94>] (execute_location) from [<c138b020>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2589 10:20:15.012412  # [   79.332992]  r7:c5a89f60 r6:0000000c r5:c4785000 r4:00000023

 2590 10:20:15.012733  # [   79.340650] [<c138affc>] (lkdtm_EXEC_RODATA) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2591 10:20:15.054929  # [   79.351253] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2592 10:20:15.055491  # [   79.361429] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2593 10:20:15.055875  # [   79.371768]  r9:c5a89f60 r8:c5308000 r7:0000000c r6:b6e21000 r5:c5a31680 r4:c0c351b8

 2594 10:20:15.056216  # [   79.381597] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2595 10:20:15.056546  # [   79.391848]  r9:c07e1310 r8:c5a89f60 r7:c2815800 r6:b6e21000 r5:c5a31680 r4:00000000

 2596 10:20:15.056863  # [   79.401588] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2597 10:20:15.098769  # [   79.410803]  r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c5a88000 r5:c5a31680

 2598 10:20:15.099332  # [   79.420451]  r4:c5a31680

 2599 10:20:15.099732  # [   79.424642] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2600 10:20:15.100105  # [   79.434116]  r9:c5a88000 r8:c03002e4 r7:[   79.944230] lkdtm: Performing direct entry EXEC_USERSPACE

 2601 10:20:15.100474  00000004 r6:b6f68e00 r5:0000000c [   79.951340] lkdtm: attempting ok execution at c0c35b48

 2602 10:20:15.100841  r4:0000000c

 2603 10:20:15.101190  # [   79.443943] [<c05997e8>] (sys_write) from [<c0[   79.962973] lkdtm: attempting bad execution at b6f36000

 2604 10:20:15.143003  3000c0>] (ret_fast_syscall+0x0/0x[   79.970115] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000

 2605 10:20:15.143625  [   79.980074] Internal error: : b [#8] SMP ARM

 2606 10:20:15.144059  [   79.984351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2607 10:20:15.186930  [   80.013384] CPU: 0 PID: 2092 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2608 10:20:15.187111  [   80.021130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2609 10:20:15.187202  [   80.027667] PC is at 0xb6f36000

 2610 10:20:15.187287  [   80.030822] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2611 10:20:15.187369  [   80.035706] pc : [<b6f36000>]    lr : [<c0c35c9c>]    psr: 60070013

 2612 10:20:15.187449  [   80.041977] sp : c5e4be48  ip : c5e4bd50  fp : c5e4be64

 2613 10:20:15.187528  [   80.047206] r10: 0000000f  r9 : c1ad0648  r8 : c15e88e4

 2614 10:20:15.230683  [   80.052435] r7 : c5e4bf60  r6 : 0000000f  r5 : c46be000  r4 : b6f36000

 2615 10:20:15.231008  [   80.058966] r3 : cddde899  r2 : cddde899  r1 : ef7815e0  r0 : 0000002b

 2616 10:20:15.231207  [   80.065498] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2617 10:20:15.231393  [   80.072638] Control: 10c5387d  Table: 16e3c04a  DAC: 00000051

 2618 10:20:15.231570  [   80.078390] Process cat (pid: 2092, stack limit = 0x55680432)

 2619 10:20:15.231743  [   80.084141] Stack: (0xc5e4be48 to 0xc5e4c000)

 2620 10:20:15.231915  [   80.088507] be40:                   00000001 00000000 0000000f 00000024 c5e4be74 c5e4be68

 2621 10:20:15.275002  [   80.096692] be60: c0c34dd8 c0c35be4 c5e4be9c c5e4be78 c0c352d8 c0c34db8 c0c351b8 c6ba4000

 2622 10:20:15.275573  [   80.104876] be80: b6df0000 0000000f c5308000 c5e4bf60 c5e4bec4 c5e4bea0 c07e1374 c0c351c4

 2623 10:20:15.275982  [   80.113060] bea0: 00000000 c6ba4000 b6df0000 c2815800 c5e4bf60 c07e1310 c5e4bf5c c5e4bec8

 2624 10:20:15.276354  [   80.121244] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5a164 c0599770 c5e4a000

 2625 10:20:15.276715  [   80.129427] bee0: b6df0000 00020000 00000004 0000000f 0001fff1 c5e4bee0 00000001 00000805

 2626 10:20:15.318907  [   80.137610] bf00: c5c0d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2627 10:20:15.319513  [   80.145794] bf20: 00000000 00000000 c5e4a000 cddde899 b6def000 c6ba4000 c6ba4000 c5e4a000

 2628 10:20:15.319954  [   80.153978] bf40: b6df0000 00000000 00000000 00000004 c5e4bf94 c5e4bf60 c0599770 c05990dc

 2629 10:20:15.320330  [   80.162163] bf60: 00000000 00000000 c5e4bfac cddde899 0000000f 0000000f b6f37e00 00000004

 2630 10:20:15.320691  [   80.170347] bf80: c03002e4 c5e4a000 c5e4bfa4 c5e4bf98 c0599800 c0599708 00000000 c5e4bfa8

 2631 10:20:15.321049  [   80.178531] bfa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6df0000 0000000f 00000000

 2632 10:20:15.362892  [   80.186715] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64

 2633 10:20:15.363487  [   80.194901] bfe0: 00000004 bed51798 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000

 2634 10:20:15.363887  [   80.203080] Backtrace: 

 2635 10:20:15.364259  [   80.205545] [<c0c35bd8>] (lkdtm_EXEC_USERSPACE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2636 10:20:15.364622  [   80.214073]  r4:00000024

 2637 10:20:15.364975  [   80.216617] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2638 10:20:15.407093  [   80.224635] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2639 10:20:15.407646  [   80.232560]  r9:c5e4bf60 r8:c5308000 r7:0000000f r6:b6df0000 r5:c6ba4000 r4:c0c351b8

 2640 10:20:15.408019  [   80.240316] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2641 10:20:15.408360  [   80.248155]  r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6df0000 r5:c6ba4000 r4:00000000

 2642 10:20:15.408687  [   80.255909] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2643 10:20:15.409007  [   80.263052]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5e4a000 r5:c6ba4000

 2644 10:20:15.409324  [   80.270885]  r4:c6ba4000

 2645 10:20:15.450822  [   80.273428] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2646 10:20:15.451372  [   80.280571]  r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f

 2647 10:20:15.451884  [   80.288325] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2648 10:20:15.452337  [   80.295897] Exception stack(0xc5e4bfa8 to 0xc5e4bff0)

 2649 10:20:15.452807  [   80.300955] bfa0:                   0000000f 0000000f 00000001 b6df0000 0000000f 00000000

 2650 10:20:15.494564  [   80.309140] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64

 2651 10:20:15.494651  [   80.317322] bfe0: 00000004 bed51798 b6ea24cf b6e287e6

 2652 10:20:15.494766  [   80.322385] Code: bad PC value

 2653 10:20:15.494843  [   80.325451] ---[ end trace 77d48502fc65fea8 ]---

 2654 10:20:15.494919  28)

 2655 10:20:15.494980  # [   79.452456] Exception stack(0xc5a89fa8 to 0xc5a89ff0)

 2656 10:20:15.495064  # [   79.457514] 9fa0:                   0000000c 0000000c 00000001 b6e21000 0000000c 00000000

 2657 10:20:15.495169  # [   79.465699] 9fc0: 0000000c 0000000c b6f68e00 00000004 00000001 00000000 00020000 be90aa64

 2658 10:20:15.495242  # [   79.473883] 9fe0: 00000004 be90a798 b6ed34cf b6e597e6

 2659 10:20:15.538706  # [   79.478943] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2660 10:20:15.539160  # [   79.485046] ---[ end trace 77d48502fc65fea7 ]---

 2661 10:20:15.539519  # EXEC_RODATA: missing 'call trace:': [FAIL]

 2662 10:20:15.539857  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1

 2663 10:20:15.540188  # selftests: lkdtm: EXEC_USERSPACE.sh

 2664 10:20:15.540505  # Segmentation fault

 2665 10:20:15.620292  # [   79.944230] lkdtm: Performing direct entry EXEC_USERSPACE

 2666 10:20:15.620438  # [   79.951340] lkdtm: attempting ok execution at c0c35b48

 2667 10:20:15.620509  # [   79.962973] lkdtm: attempting bad execution at b6f36000

 2668 10:20:15.620576  # [   79.970115] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000

 2669 10:20:15.620640  # [   79.980074] Internal error: : b [#8] SMP ARM

 2670 10:20:15.664047  # [   79.984351] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2671 10:20:15.664612  # [   80.013384] CPU: 0 PID: 2092 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2672 10:20:15.664979  # [   80.021130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2673 10:20:15.665316  # [   80.027667] PC is at 0xb6f36000

 2674 10:20:15.665636  # [   80.030822] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2675 10:20:15.706995  # [   80.035706] pc : [<b6f36000>]    lr : [<c0c35c9c>]    psr: 60070013

 2676 10:20:15.707578  # [   80.041977] sp : c5e4be48  ip : c5e4bd50  fp : c5e4be64

 2677 10:20:15.707978  # [   80.047206] r10: 0000000f  r9 : c1ad0648  r8 : c15e88e4

 2678 10:20:15.708348  # [   80.052435] r7 : c5e4bf60  r6 : 0000000f  r5 : c46be000  r4 : b6f36000

 2679 10:20:15.708708  # [   80.058966] r3 : cddde899  r2 : cddde899  r1 : ef7815e0  r0 : 0000002b

 2680 10:20:15.709081  # [   80.065498] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2681 10:20:15.709429  # [   80.072638] Control: 10c5387d  Table: 16e3c04a  DAC: 00000051

 2682 10:20:15.750941  # [   80.078390] Process cat (pid: 2092, stack limit = 0x55680432)

 2683 10:20:15.751503  # [   80.084141] Stack: (0xc5e4be48 to 0xc5e4c000)

 2684 10:20:15.751900  # [   80.088507] be40:                   00000001 00000000 0000000f 00000024 c5e4be74 c5e4be68

 2685 10:20:15.752234  # [   80.096692] be60: c0c34dd8 c0c35be4 c5e4be9c c5e4be78 c0c352d8 c0c34db8 c0c351b8 c6ba4000

 2686 10:20:15.752558  # [   80.104876] be80: b6df0000 0000000f c5308000 c5e4bf60 c5e4bec4 c5e4bea0 c07e1374 c0c351c4

 2687 10:20:15.752872  # [   80.113060] bea0: 00000000 c6ba4000 b6df0000 c2815800 c5e4bf60 c07e1310 c5e4bf5c c5e4bec8

 2688 10:20:15.795072  # [   80.121244] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5a164 c0599770 c5e4a000

 2689 10:20:15.795626  # [   80.129427] bee0: b6df0000 00020000 00000004 0000000f 0001fff1 c5e4bee0 00000001 00000805

 2690 10:20:15.795995  # [   80.137610] bf00: c5c0d7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2691 10:20:15.796328  # [   80.145794] bf20: 00000000 00000000 c5e4a000 cddde899 b6def000 c6ba4000 c6ba4000 c5e4a000

 2692 10:20:15.796651  # [   80.153978] bf40: b6df0000 00000000 00000000 00000004 c5e4bf94 c5e4bf60 c0599770 c05990dc

 2693 10:20:15.838946  # [   80.162163] bf60: 00000000 00000000 c5e4bfac cddde899 0000000f 0000000f b6f37e00 00000004

 2694 10:20:15.839512  # [   80.170347] bf80: c03002e4 c5e4a000 c5e4bfa4 c5e4bf98 c0599800 c0599708 00000000 c5e4bfa8

 2695 10:20:15.839891  # [   80.178531] bfa0: c03000c0 c05997f4 0000000f 0000000f 00000001 b6df0000 0000000f 00000000

 2696 10:20:15.840219  # [   80.186715] bfc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bed51a64

 2697 10:20:15.840538  # [   80.194901] bfe0: 00000004 bed51798 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000

 2698 10:20:15.840848  # [   80.203080] Backtrace: 

 2699 10:20:15.883064  # [   80.205545] [<c0c35bd8>] (lkdtm_EXEC_USERSPACE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2700 10:20:15.883665  # [   80.214073]  r4:00000024

 2701 10:20:15.884063  # [   80.216617] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2702 10:20:15.884427  # [   80.224635] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2703 10:20:15.884785  # [   80.232560]  r9:c5e4bf60 r8:c5308000 r7:0000000f r6:b6df0000 r5:c6ba4000 r4:c0c351b8

 2704 10:20:15.885129  # [   80.240316] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2705 10:20:15.926865  # [   80.248155]  r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6df0000 r5:c6ba4000 r4:00000000

 2706 10:20:15.927419  # [   80.255909] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2707 10:20:15.927786  # [   80.263052]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5e4a000 r5:c6ba4000

 2708 10:20:15.928117  # [   80.270885]  r4:c6ba4000

 2709 10:20:15.928437  # [   80.273428] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2710 10:20:15.928748  # [   80.2[   80.792705] lkdtm: Performing direct entry EXEC_NULL

 2711 10:20:15.929057  80571]  r9:c5e4a000 r8:c03002e4 r[   80.798758] lkdtm: attempting ok execution at c0c35b48

 2712 10:20:15.974880  7:00000004 r6:b6[f 3 7 e8000. 8r06667] lkdtm: attempting bad execution at 00000000

 2713 10:20:15.975434  :0000000f r4:0000000f

 2714 10:20:15.975788  # [   80.2[   80.814033] 8<--- cut here ---

 2715 10:20:15.976123  88325] [<c05997e8>] (sys_write) f[   80.819953] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2716 10:20:15.976455  rom [<c03000c0>] (ret_fast_syscal[   80.830900] pgd = 256b4dea

 2717 10:20:15.976769  l+0x0/0x28)

 2718 10:20:15.977076  # [   80.295897][  E 80.836422] [00000000] *pgd=00000000

 2719 10:20:16.019120  xception stack(0xc5e4bfa8 to 0xc5[   80.842662] Internal error: Oops: 80000005 [#9] SMP ARM

 2720 10:20:16.019725  e4bff0)

 2721 10:20:16.020128  # [   80.300955] bfa0:  [   80.850693] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2722 10:20:16.020519                   [0 0 0 08000.08f2394] CPU: 1 PID: 2163 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2723 10:20:16.062596   0000000f [0 0 0 08000.08912 2b16] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2724 10:20:16.062740  df0000 0000000f 000[0 0 0 0800

 2725 10:20:16.062807  .

 2726 10:20:16.062871  00481] PC is at 0x0

 2727 10:20:16.062934  # [   80.309140] bfc0: 0[0 0 0 080.905186] LR is at execute_location+0xa4/0xb4

 2728 10:20:16.062995  0f 0000000f[  b 6 f8307.e90102 107] pc : [<00000000>]    lr : [<c138ae38>]    psr: 600e0013

 2729 10:20:16.063054  0000004 00[0 0 0 0800.19 20002020] sp : c47e5e38  ip : c47e5d40  fp : c47e5e54

 2730 10:20:16.063114  0000 000200[0 0   b8e0d.5912a76142] r10: 0000000a  r9 : c1ad0658  r8 : c15e88e4

 2731 10:20:16.063171  

 2732 10:20:16.107050  # [  [  8 0 .8301.79332422]2 8b r7 : c47e5f60  r6 : 00000000  r5 : 00000000  r4 : c0c35b48

 2733 10:20:16.107647  fe0: 000000[0 4   b8e0.d9541274902] r3 : d02924fa  r2 : d02924fa  r1 : ef7965e0  r0 : 0000002b

 2734 10:20:16.108047   b6ea24cf b[6 e 2 8870e.69

 2735 10:20:16.108404  5

 2736 10:20:16.108764  0#7 1] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2737 10:20:16.109119  [   80.3223[8 5 ]  8C0o.d9e5:9 7b6] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2738 10:20:16.109457  ad PC value

 2739 10:20:16.109787  # [[      8800..39267276] Process cat (pid: 2163, stack limit = 0x563772ce)

 2740 10:20:16.150919  451] ---[ [e n d  8t0r.a9c7e5 0798] Stack: (0xc47e5e38 to 0xc47e6000)

 2741 10:20:16.151535  d48502fc65fea[8   ] -8-0-.

 2742 10:20:16.151925  9

 2743 10:20:16.152295  8#1 78] 5e20:                                                       00000025 c5cd9000

 2744 10:20:16.152667  EXEC_USERSPACE:[  m i s8s0i.n9g9 364] 5e40: 0000000a c47e5f60 c47e5e64 c47e5e58 c138b044 c138ada0 c47e5e74 c47e5e68

 2745 10:20:16.153024  'call trace:': [[ F A I8L1].

 2746 10:20:16.153362  0

 2747 10:20:16.153702  0n534] 5e60: c0c34dd8 c138b030 c47e5e9c c47e5e78 c0c352d8 c0c34db8 c0c351b8 c5f65a40

 2748 10:20:16.154051  ot ok 35 selftest[s :   l8k1d.t011705] 5e80: b6eae000 0000000a c5308000 c47e5f60 c47e5ec4 c47e5ea0 c07e1374 c0c351c4

 2749 10:20:16.194859  : EXEC_USERSPACE.[s h   #8 1e.x0i1963] 5ea0: 00000000 c5f65a40 b6eae000 c2815800 c47e5f60 c07e1310 c47e5f5c c47e5ec8

 2750 10:20:16.195031  t=1

 2751 10:20:16.195130  # selftests[:   l k8d1t.m0:32220] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c47e4000

 2752 10:20:16.195219  EXEC_NULL.sh

 2753 10:20:16.195305  [   81.042477] 5ee0: b6eae000 00020000 00000004 0000000a 0001fff6 c47e5ee0 00000001 b6ead000

 2754 10:20:16.195391  [   81.051865] 5f00: c5c0d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2755 10:20:16.238919  [   81.060050] 5f20: 00000000 00000000 c13a0660 d02924fa c205d2a0 c5f65a40 c5f65a40 c47e4000

 2756 10:20:16.239508  [   81.068234] 5f40: b6eae000 00000000 00000000 00000004 c47e5f94 c47e5f60 c0599770 c05990dc

 2757 10:20:16.239908  [   81.076418] 5f60: 00000000 00000000 c47e5fac d02924fa 0000000a 0000000a b6ff5e00 00000004

 2758 10:20:16.240279  [   81.084603] 5f80: c03002e4 c47e4000 c47e5fa4 c47e5f98 c0599800 c0599708 00000000 c47e5fa8

 2759 10:20:16.240637  [   81.092786] 5fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6eae000 0000000a 00000000

 2760 10:20:16.240985  [   81.100972] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64

 2761 10:20:16.282944  [   81.109157] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6 800e0030 00000001 00000000 00000000

 2762 10:20:16.283546  [   81.117336] Backtrace: 

 2763 10:20:16.283956  [   81.119801] [<c138ad94>] (execute_location) from [<c138b044>] (lkdtm_EXEC_NULL+0x20/0x24)

 2764 10:20:16.284296  [   81.127987]  r7:c47e5f60 r6:0000000a r5:c5cd9000 r4:00000025

 2765 10:20:16.284623  [   81.133658] [<c138b024>] (lkdtm_EXEC_NULL) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2766 10:20:16.284982  [   81.141757] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2767 10:20:16.326990  [   81.149775] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2768 10:20:16.327546  [   81.157703]  r9:c47e5f60 r8:c5308000 r7:0000000a r6:b6eae000 r5:c5f65a40 r4:c0c351b8

 2769 10:20:16.327904  [   81.165462] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2770 10:20:16.328236  [   81.173303]  r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6eae000 r5:c5f65a40 r4:00000000

 2771 10:20:16.328557  [   81.181057] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2772 10:20:16.370910  [   81.188202]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c47e4000 r5:c5f65a40

 2773 10:20:16.371530  [   81.196035]  r4:c5f65a40

 2774 10:20:16.371951  [   81.198580] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2775 10:20:16.372326  [   81.205724]  r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:0000000a r4:0000000a

 2776 10:20:16.372688  [   81.213479] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2777 10:20:16.373037  [   81.221051] Exception stack(0xc47e5fa8 to 0xc47e5ff0)

 2778 10:20:16.373384  [   81.226110] 5fa0:                   0000000a 0000000a 00000001 b6eae000 0000000a 00000000

 2779 10:20:16.414514  [   81.234295] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64

 2780 10:20:16.414614  [   81.242476] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6

 2781 10:20:16.414697  [   81.247539] Code: bad PC value

 2782 10:20:16.414761  [   81.250707] ---[ end trace 77d48502fc65fea9 ]---

 2783 10:20:16.414864  # Segmentation fault

 2784 10:20:16.539941  # [   80.792705] lkdtm: Performing direct entry EXEC_NULL

 2785 10:20:16.540038  # [   80.798758] lkdtm: attempting ok execution at c0c35b48

 2786 10:20:16.540113  # [   80.806667] lkdtm: attempting bad execution at 00000000

 2787 10:20:16.540182  # [   80.814033] 8<--- cut here ---

 2788 10:20:16.540247  # [   80.819953] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2789 10:20:16.540312  # [   80.830900] pgd = 256b4dea

 2790 10:20:16.540375  # [   80.836422] [00000000] *pgd=00000000

 2791 10:20:16.540438  # [   80.842662] Internal error: Oops: 80000005 [#9] SMP ARM

 2792 10:20:16.583292  # [   80.850693] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2793 10:20:16.583655  # [   80.882394] CPU: 1 PID: 2163 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2794 10:20:16.583877  # [   80.892214] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2795 10:20:16.584075  # [   80.900481] PC is at 0x0

 2796 10:20:16.626933  # [   80.905186] LR is at execute_location+0xa4/0xb4

 2797 10:20:16.627530  # [   80.912137] pc : [<00000000>]    lr : [<c138ae38>]    psr: 600e0013

 2798 10:20:16.627929  # [   80.920223] sp : c47e5e38  ip : c47e5d40  fp : c47e5e54

 2799 10:20:16.628296  # [   80.927182] r10: 0000000a  r9 : c1ad0658  r8 : c15e88e4

 2800 10:20:16.628654  # [   80.934228] r7 : c47e5f60  r6 : 00000000  r5 : 00000000  r4 : c0c35b48

 2801 10:20:16.629008  # [   80.942402] r3 : d02924fa  r2 : d02924fa  r1 : ef7965e0  r0 : 0000002b

 2802 10:20:16.629349  # [   80.950751] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2803 10:20:16.670909  # [   80.959706] Control: 10c5387d  Table: 16ef404a  DAC: 00000051

 2804 10:20:16.671469  # [   80.967276] Process cat (pid: 2163, stack limit = 0x563772ce)

 2805 10:20:16.671856  # [   80.975098] Stack: (0xc47e5e38 to 0xc47e6000)

 2806 10:20:16.672195  # [   80.981278] 5e20:                                                       00000025 c5cd9000

 2807 10:20:16.672521  # [   80.991364] 5e40: 0000000a c47e5f60 c47e5e64 c47e5e58 c138b044 c138ada0 c47e5e74 c47e5e68

 2808 10:20:16.672841  # [   81.001534] 5e60: c0c34dd8 c138b030 c47e5e9c c47e5e78 c0c352d8 c0c34db8 c0c351b8 c5f65a40

 2809 10:20:16.714846  # [   81.011705] 5e80: b6eae000 0000000a c5308000 c47e5f60 c47e5ec4 c47e5ea0 c07e1374 c0c351c4

 2810 10:20:16.715375  # [   81.021963] 5ea0: 00000000 c5f65a40 b6eae000 c2815800 c47e5f60 c07e1310 c47e5f5c c47e5ec8

 2811 10:20:16.715741  # [   81.032220] 5ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c47e4000

 2812 10:20:16.716076  # [   81.042477] 5ee0: b6eae000 00020000 00000004 0000000a 0001fff6 c47e5ee0 00000001 b6ead000

 2813 10:20:16.716400  # [   81.051865] 5f00: c5c0d400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2814 10:20:16.758885  # [   81.060050] 5f20: 00000000 00000000 c13a0660 d02924fa c205d2a0 c5f65a40 c5f65a40 c47e4000

 2815 10:20:16.759453  # [   81.068234] 5f40: b6eae000 00000000 00000000 00000004 c47e5f94 c47e5f60 c0599770 c05990dc

 2816 10:20:16.759833  # [   81.076418] 5f60: 00000000 00000000 c47e5fac d02924fa 0000000a 0000000a b6ff5e00 00000004

 2817 10:20:16.760170  # [   81.084603] 5f80: c03002e4 c47e4000 c47e5fa4 c47e5f98 c0599800 c0599708 00000000 c47e5fa8

 2818 10:20:16.760498  # [   81.092786] 5fa0: c03000c0 c05997f4 0000000a 0000000a 00000001 b6eae000 0000000a 00000000

 2819 10:20:16.760818  # [   81.100972] 5fc0: 0000000a 0000000a b6ff5e00 00000004 00000001 00000000 00020000 beb34a64

 2820 10:20:16.803065  # [   81.109157] 5fe0: 00000004 beb34798 b6f604cf b6ee67e6 800e0030 00000001 00000000 00000000

 2821 10:20:16.803668  # [   81.117336] Backtrace: 

 2822 10:20:16.804065  # [   81.119801] [<c138ad94>] (execute_location) from [<c138b044>] (lkdtm_EXEC_NULL+0x20/0x24)

 2823 10:20:16.804435  # [   81.127987]  r7:c47e5f60 r6:0000000a r5:c5cd9000 r4:00000025

 2824 10:20:16.804794  # [   81.133658] [<c138b024>] (lkdtm_EXEC_NULL) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2825 10:20:16.805143  # [   81.141757] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2826 10:20:16.847069  # [   81.149775] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2827 10:20:16.847673  # [   81.157703]  r9:c47e5f60 r8:c5308000 r7:0000000a r6:b6eae000 r5:c5f65a40 r4:c0c351b8

 2828 10:20:16.848072  # [   81.165462] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2829 10:20:16.848441  # [   81.173303]  r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6eae000 r5:c5f65a40 r4:00000000

 2830 10:20:16.848801  # [   81.181057] [<c05990d0>] (vfs_write) from[   81.716721] lkdtm: Performing direct entry ACCESS_USERSPACE

 2831 10:20:16.890856   [<c0599770>] (ksys_write+0x74/0x[   81.723383] lkdtm: attempting bad read at b6f48000

 2832 10:20:16.891426  ec)

 2833 10:20:16.891818  # [   81.188202]  r10:000000[   81.731124] 8<--- cut here ---

 2834 10:20:16.892187  04 r9:00000[0 0  08 1r.87:30608086] Unhandled fault: page domain fault (0x01b) at 0xb6f48000

 2835 10:20:16.892556  0000 r7:b6ea[e 0 0 08 1r.67:4c54067] pgd = 0dd03a57

 2836 10:20:16.892915  e4000 r5:c5f65a40

 2837 10:20:16.893251  [#   [  8 1 .849683] [b6f48000] *pgd=4b87d831

 2838 10:20:16.893584  1.196035]  r4:c5f65[a 4 0 

 2839 10:20:16.893923  8

 2840 10:20:16.894254  1#. 55436] Internal error: : 1b [#10] SMP ARM

 2841 10:20:16.934822  [   81.198580] [<c05996fc>] (ksys[   81.762044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2842 10:20:16.935415  _write) from [<c05998[0 0 > ]8 1(793752] CPU: 3 PID: 2239 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2843 10:20:16.935822  sys_write+0x[1 8 / 081x.18c0)3

 2844 10:20:16.936188  7

 2845 10:20:16.936547  5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2846 10:20:16.978783  # [   81.205724]  r9:c47e400[0    81.812107] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2847 10:20:16.979340  8:c03002e4 r7:00000004 r6:b6ff[5   81.819936] LR is at __irq_work_queue_local+0x40/0x74

 2848 10:20:16.979716  00 r5:000000[0 a   r841:.0802070666] pc : [<c0c35dc0>]    lr : [<c049c3f0>]    psr: 600e0013

 2849 10:20:16.980067  00a

 2850 10:20:16.980402  # [   8[1 . 2 18314.7893]5 841] sp : c5b07e38  ip : c5b07d40  fp : c5b07e64

 2851 10:20:16.980724  <c05997e8>] [(  s y8s1_.w8r4i2t9e3] r10: 00000011  r9 : c1ad0664  r8 : c15e88e4

 2852 10:20:17.023085  ) from [<c[0 3 0 0801c.08>5]0 0(20] r7 : c5b07f60  r6 : 00000051  r5 : c5b06000  r4 : b6f48000

 2853 10:20:17.023697  et_fast_s[y s c a8l1l.+805x803/60] r3 : ad476414  r2 : ad476414  r1 : ef7c05e0  r0 : 00000026

 2854 10:20:17.024100  x28)

 2855 10:20:17.024464  # [   81.221[0 5 1 ]8 1E.x866635] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2856 10:20:17.024828  eption stack([0 x c 4871.e857f5a938] Control: 10c5387d  Table: 16b7c04a  DAC: 00000051

 2857 10:20:17.025180   to 0xc47e5f[f 0 ) 

 2858 10:20:17.025521  8

 2859 10:20:17.025860  1#. 8[8 3 591] Process cat (pid: 2239, stack limit = 0xd85a4d47)

 2860 10:20:17.026204  81.226110] 5[f a 0 :8 1 . 8 9 1 247] Stack: (0xc5b07e38 to 0xc5b08000)

 2861 10:20:17.067160    [       8 1 . 8 9 7 501040]0 07e20:                                                       00000022 00000000

 2862 10:20:17.067761  0a 0000000a 00000001[  b 6 e8a1e.907180] 7e40: 00000000 ad476414 c5b07e6c 00000026 c5d57000 00000011 c5b07e74 c5b07e68

 2863 10:20:17.068172  00 0000000a 0000[0 0 0 08

 2864 10:20:17.068545  1

 2865 10:20:17.068904  .#9 17611] 7e60: c0c34dd8 c0c35cb8 c5b07e9c c5b07e78 c0c352d8 c0c34db8 c0c351b8 c5f65cc0

 2866 10:20:17.069259     81.234295] 5f[c 0 :  8010.09027870] 7e80: b6e02000 00000011 c5308000 c5b07f60 c5b07ec4 c5b07ea0 c07e1374 c0c351c4

 2867 10:20:17.110959  00a 0000000a b6f[f 5 e 0801 .09038129] 7ea0: 00000000 c5f65cc0 b6e02000 c2815800 c5b07f60 c07e1310 c5b07f5c c5b07ec8

 2868 10:20:17.111572  00004 00000001 0000[0 0 0 08 10.048389] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b06000

 2869 10:20:17.111987  020000 beb34a64

 2870 10:20:17.112365  # [[      8811..58735] 7ee0: b6e02000 00020000 00000004 00000011 0001ffef c5b07ee0 00000001 b6e01000

 2871 10:20:17.112725  242476] 5fe0: 00[0 0 0 08014. 9b69080] 7f00: c59fb2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2872 10:20:17.155014  b34798 b6f604c[f   b 68e1e.6977e9338] 7f20: 00000000 00000000 c13a0660 ad476414 c205d2a0 c5f65cc0 c5f65cc0 c5b06000

 2873 10:20:17.155620  

 2874 10:20:17.156023  # [   81.2475[3 9 ]  8C1o.d9e8:513] 7f40: b6e02000 00000000 00000000 00000004 c5b07f94 c5b07f60 c0599770 c05990dc

 2875 10:20:17.156399   bad PC value

 2876 10:20:17.156755  # [[      8811..2999687] 7f60: 00000000 00000000 c5b07fac ad476414 00000011 00000011 b6f49e00 00000004

 2877 10:20:17.157111  0707] ---[ end trac[e   7 78d24.810034] 7f80: c03002e4 c5b06000 c5b07fa4 c5b07f98 c0599800 c0599708 00000000 c5b07fa8

 2878 10:20:17.157470  502fc65fea9 ]--[- 

 2879 10:20:17.157813   

 2880 10:20:17.198922   #8 2E.X0E2C377] 7fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e02000 00000011 00000000

 2881 10:20:17.199529  _NULL: missing 'cal[l   t r8a2c.e30551] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64

 2882 10:20:17.199922  :': [FAIL]

 2883 10:20:17.200276  not o[k   3 68 2s.e0l0896] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6 800e0030 00000001 00000000 00000000

 2884 10:20:17.200631  ftests: lkdtm: E[X E C _8N2U.L0L51148] Backtrace: 

 2885 10:20:17.200968  sh # exit=1

 2886 10:20:17.201296  # selftests: [l k d 82.055690] [<c0c35cac>] (lkdtm_ACCESS_USERSPACE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2887 10:20:17.201627  m: ACCESS_USERSPA[C E . s8h2

 2888 10:20:17.201945  .

 2889 10:20:17.242838  066898]  r6:00000011 r5:c5d57000 r4:00000026

 2890 10:20:17.243061  [   82.073599] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2891 10:20:17.243175  [   82.081622] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2892 10:20:17.243276  [   82.089552]  r9:c5b07f60 r8:c5308000 r7:00000011 r6:b6e02000 r5:c5f65cc0 r4:c0c351b8

 2893 10:20:17.243375  [   82.097314] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2894 10:20:17.243470  [   82.105157]  r9:c07e1310 r8:c5b07f60 r7:c2815800 r6:b6e02000 r5:c5f65cc0 r4:00000000

 2895 10:20:17.286953  [   82.112913] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 2896 10:20:17.287544  [   82.120059]  r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c5b06000 r5:c5f65cc0

 2897 10:20:17.287936  [   82.127894]  r4:c5f65cc0

 2898 10:20:17.288294  [   82.130442] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 2899 10:20:17.288640  [   82.137588]  r9:c5b06000 r8:c03002e4 r7:00000004 r6:b6f49e00 r5:00000011 r4:00000011

 2900 10:20:17.288980  [   82.145346] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2901 10:20:17.289311  [   82.152921] Exception stack(0xc5b07fa8 to 0xc5b07ff0)

 2902 10:20:17.334851  [   82.157983] 7fa0:                   00000011 00000011 00000001 b6e02000 00000011 00000000

 2903 10:20:17.335368  [   82.166170] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64

 2904 10:20:17.335719  [   82.174355] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6

 2905 10:20:17.336042  [   82.179419] Code: e1a01004 e3010588 e34c01ad eb1d28ae (e5943000) 

 2906 10:20:17.336355  [   82.185527] ---[ end trace 77d48502fc65feaa ]---

 2907 10:20:17.336659  # Segmentation fault

 2908 10:20:17.461530  # [   81.716721] lkdtm: Performing direct entry ACCESS_USERSPACE

 2909 10:20:17.461987  # [   81.723383] lkdtm: attempting bad read at b6f48000

 2910 10:20:17.462346  # [   81.731124] 8<--- cut here ---

 2911 10:20:17.462710  # [   81.736886] Unhandled fault: page domain fault (0x01b) at 0xb6f48000

 2912 10:20:17.463038  # [   81.745067] pgd = 0dd03a57

 2913 10:20:17.463353  # [   81.749683] [b6f48000] *pgd=4b87d831

 2914 10:20:17.463661  # [   81.755436] Internal error: : 1b [#10] SMP ARM

 2915 10:20:17.504324  # [   81.762044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2916 10:20:17.504414  # [   81.793752] CPU: 3 PID: 2239 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2917 10:20:17.504483  # [   81.803745] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2918 10:20:17.504548  # [   81.812107] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2919 10:20:17.504610  # [   81.819936] LR is at __irq_work_queue_local+0x40/0x74

 2920 10:20:17.547696  # [   81.827666] pc : [<c0c35dc0>]    lr : [<c049c3f0>]    psr: 600e0013

 2921 10:20:17.547895  # [   81.835841] sp : c5b07e38  ip : c5b07d40  fp : c5b07e64

 2922 10:20:17.547994  # [   81.842973] r10: 00000011  r9 : c1ad0664  r8 : c15e88e4

 2923 10:20:17.548086  # [   81.850020] r7 : c5b07f60  r6 : 00000051  r5 : c5b06000  r4 : b6f48000

 2924 10:20:17.548175  # [   81.858369] r3 : ad476414  r2 : ad476414  r1 : ef7c05e0  r0 : 00000026

 2925 10:20:17.548264  # [   81.866635] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2926 10:20:17.548352  # [   81.875938] Control: 10c5387d  Table: 16b7c04a  DAC: 00000051

 2927 10:20:17.590920  # [   81.883591] Process cat (pid: 2239, stack limit = 0xd85a4d47)

 2928 10:20:17.591472  # [   81.891247] Stack: (0xc5b07e38 to 0xc5b08000)

 2929 10:20:17.591833  # [   81.897514] 7e20:                                                       00000022 00000000

 2930 10:20:17.592171  # [   81.907180] 7e40: 00000000 ad476414 c5b07e6c 00000026 c5d57000 00000011 c5b07e74 c5b07e68

 2931 10:20:17.592496  # [   81.917611] 7e60: c0c34dd8 c0c35cb8 c5b07e9c c5b07e78 c0c352d8 c0c34db8 c0c351b8 c5f65cc0

 2932 10:20:17.592816  # [   81.927870] 7e80: b6e02000 00000011 c5308000 c5b07f60 c5b07ec4 c5b07ea0 c07e1374 c0c351c4

 2933 10:20:17.634906  # [   81.938129] 7ea0: 00000000 c5f65cc0 b6e02000 c2815800 c5b07f60 c07e1310 c5b07f5c c5b07ec8

 2934 10:20:17.635464  # [   81.948389] 7ec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5b06000

 2935 10:20:17.635833  # [   81.958735] 7ee0: b6e02000 00020000 00000004 00000011 0001ffef c5b07ee0 00000001 b6e01000

 2936 10:20:17.636168  # [   81.969080] 7f00: c59fb2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2937 10:20:17.636494  # [   81.979338] 7f20: 00000000 00000000 c13a0660 ad476414 c205d2a0 c5f65cc0 c5f65cc0 c5b06000

 2938 10:20:17.678877  # [   81.989513] 7f40: b6e02000 00000000 00000000 00000004 c5b07f94 c5b07f60 c0599770 c05990dc

 2939 10:20:17.679441  # [   81.999687] 7f60: 00000000 00000000 c5b07fac ad476414 00000011 00000011 b6f49e00 00000004

 2940 10:20:17.679813  # [   82.010034] 7f80: c03002e4 c5b06000 c5b07fa4 c5b07f98 c0599800 c0599708 00000000 c5b07fa8

 2941 10:20:17.680146  # [   82.020377] 7fa0: c03000c0 c05997f4 00000011 00000011 00000001 b6e02000 00000011 00000000

 2942 10:20:17.680467  # [   82.030551] 7fc0: 00000011 00000011 b6f49e00 00000004 00000001 00000000 00020000 bedeba64

 2943 10:20:17.723063  # [   82.040896] 7fe0: 00000004 bedeb798 b6eb44cf b6e3a7e6 800e0030 00000001 00000000 00000000

 2944 10:20:17.723667  # [   82.051148] Backtrace: 

 2945 10:20:17.724068  # [   82.055690] [<c0c35cac>] (lkdtm_ACCESS_USERSPACE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 2946 10:20:17.724443  # [   82.066898]  r6:00000011 r5:c5d57000 r4:00000026

 2947 10:20:17.724802  # [   82.073599] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 2948 10:20:17.725154  # [   82.081622] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 2949 10:20:17.766843  # [   82.089552]  r9:c5b07f60 r8:c5308000 r7:00000011 r6:b6e02000 r5:c5f65cc0 r4:c0c351b8

 2950 10:20:17.767366  # [   82.097314] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 2951 10:20:17.767726  # [   82.105157]  r9:c07e1310 r8:c5b07f60 r7:c2815800 r6:b6e02000 r5:c5f65cc0 r4:00000000

 2952 10:20:17.768061  # [   82.112913] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/[   82.626530] lkdtm: Performing direct entry ACCESS_NULL

 2953 10:20:17.768391  0xec)

 2954 10:20:17.768715  # [   82.120059]  r10:0000[   82.633169] lkdtm: attempting bad read at 00000000

 2955 10:20:17.769025  0004 r9:00000000 r8:00000000 r7:b[   82.640839] 8<--- cut here ---

 2956 10:20:17.811023  6e02000 r6:c5b06000 r5:c5f65cc0

 2957 10:20:17.811584  [   82.646686] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2958 10:20:17.811952  # [   82.127894]  r4:c5f65cc0

 2959 10:20:17.812286  # [   82.657736] pgd = e9dae271

 2960 10:20:17.812610  [   82.130442] [<c05996fc>] (ksys[   82.663193] [00000000] *pgd=00000000

 2961 10:20:17.812930  _write) from [<c0599800>] (sys_wr[   82.669690] Internal error: Oops: 5 [#11] SMP ARM

 2962 10:20:17.813240  ite+0x18/0x1c)

 2963 10:20:17.854919  # [   82.137588] [   82.677197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 2964 10:20:17.855542   r9:c5b06000 r8:c0300[2 e 4  8r27708907] CPU: 1 PID: 2314 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 2965 10:20:17.855954  :00000004 r6:[b 6 f 4829.e70108 901] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2966 10:20:17.856330  5:00000011 r4:00000011

 2967 10:20:17.899028  # [   8[2  82.727350] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2968 10:20:17.899629  .145346] [<c05997e8>] (sys_writ[e  82.734657] LR is at __irq_work_queue_local+0x40/0x74

 2969 10:20:17.900037  ) from [<c0300[0 c 0 >8]2 .(7r4e2386] pc : [<c138b070>]    lr : [<c049c3f0>]    psr: 600e0013

 2970 10:20:17.900414  _fast_sysca[l l + 08x20./705x02686] sp : c5aebe50  ip : c5aebd58  fp : c5aebe64

 2971 10:20:17.900769  )

 2972 10:20:17.901112  # [   82.[ 1 5 28922.17]5 7E6x4] r10: 0000000c  r9 : c1ad0678  r8 : c15e88e4

 2973 10:20:17.901458  ception stack([0 x c 58b20.77f64a41] r7 : c5aebf60  r6 : 0000000c  r5 : c5c38000  r4 : 00000000

 2974 10:20:17.901797  8 to 0xc5b0[7 f f 08)2

 2975 10:20:17.902130  .

 2976 10:20:17.943009  7#7 3[1 5] r3 : e72afbbe  r2 : e72afbbe  r1 : ef7965e0  r0 : 00000026

 2977 10:20:17.943573    82.157983] [7 f a 08:2 . 7 8 1 26] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2978 10:20:17.943986                [0 0 0 0820.071910 69] Control: 10c5387d  Table: 1685c04a  DAC: 00000051

 2979 10:20:17.944364  00000011 00000001[  b 6 e8022.0708225] Process cat (pid: 2314, stack limit = 0xf2c6b50d)

 2980 10:20:17.944737  0 00000011 000[0 0 0 0802

 2981 10:20:17.945094  .

 2982 10:20:17.945439  8#0 6051] Stack: (0xc5aebe50 to 0xc5aec000)

 2983 10:20:17.990895     82.166170] 7f[c 0 :  8020.08012406] be40:                                     00000027 c5c38000 c5aebe74 c5aebe68

 2984 10:20:17.991502  011 00000011 b6f49e[0 0   08020.022667] be60: c0c34dd8 c138b054 c5aebe9c c5aebe78 c0c352d8 c0c34db8 c0c351b8 c59fadc0

 2985 10:20:17.991925  0004 00000001 0000[0 0 0 08 2.0803011] be80: b6e9c000 0000000c c5308000 c5aebf60 c5aebec4 c5aebea0 c07e1374 c0c351c4

 2986 10:20:17.992307  020000 bedeba64

 2987 10:20:17.992671  # [[      8822..43270] bea0: 00000000 c59fadc0 b6e9c000 c2815800 c5aebf60 c07e1310 c5aebf5c c5aebec8

 2988 10:20:17.993024  174355] 7fe0: 000[0 0 0 0842 .b8e3615] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5aea000

 2989 10:20:18.034866  deb798 b6eb44cf b6e[3 a 7 e862

 2990 10:20:18.035463  .

 2991 10:20:18.035861  63874] bee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e9b000

 2992 10:20:18.036250  # [   82.179419][   C o8d2e.:8 7e217] bf00: c581b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2993 10:20:18.036618  1a01004 e3010588 e3[4 c 0 18a2d.884390] bf20: 00000000 00000000 c13a0660 e72afbbe c205d2a0 c59fadc0 c59fadc0 c5aea000

 2994 10:20:18.036977  eb1d28ae (e59430[0 0 )  8

 2995 10:20:18.037317  2

 2996 10:20:18.037656  .#8 94734] bf40: b6e9c000 00000000 00000000 00000004 c5aebf94 c5aebf60 c0599770 c05990dc

 2997 10:20:18.078852     82.185527] --[- [   e8n2d. 9t04995] bf60: 00000000 00000000 c5aebfac e72afbbe 0000000c 0000000c b6fe3e00 00000004

 2998 10:20:18.079510  ace 77d48502fc65f[e a a  8]2-.-9-5254] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c0599800 c0599708 00000000 c5aebfa8

 2999 10:20:18.079915  

 3000 10:20:18.080287  # ACCESS_USERSP[A C E 8:2 .m9i25512] bfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000

 3001 10:20:18.080653  sing 'call trace:':[  [ F A8I2L.]35771] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64

 3002 10:20:18.081005  

 3003 10:20:18.123030  not ok 37 selftest[s :   l8k2d.946117] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000

 3004 10:20:18.123639  m: ACCESS_USERSPACE[. s h  8#2 .e56541] Backtrace: 

 3005 10:20:18.124037  xit=1

 3006 10:20:18.124400  # selftests: lkdtm: A[C C  82.961170] [<c138b048>] (lkdtm_ACCESS_NULL) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3007 10:20:18.124757  SS_NULL.sh

 3008 10:20:18.125096  [   82.972029]  r5:c5c38000 r4:00000027

 3009 10:20:18.125432  [   82.976649] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3010 10:20:18.125765  [   82.984671] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3011 10:20:18.167025  [   82.992599]  r9:c5aebf60 r8:c5308000 r7:0000000c r6:b6e9c000 r5:c59fadc0 r4:c0c351b8

 3012 10:20:18.167630  [   83.000361] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3013 10:20:18.168032  [   83.008204]  r9:c07e1310 r8:c5aebf60 r7:c2815800 r6:b6e9c000 r5:c59fadc0 r4:00000000

 3014 10:20:18.168400  [   83.015959] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3015 10:20:18.168758  [   83.023107]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5aea000 r5:c59fadc0

 3016 10:20:18.169105  [   83.030941]  r4:c59fadc0

 3017 10:20:18.210995  [   83.033489] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3018 10:20:18.211604  [   83.040639]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c

 3019 10:20:18.212013  [   83.048399] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3020 10:20:18.212383  [   83.055976] Exception stack(0xc5aebfa8 to 0xc5aebff0)

 3021 10:20:18.212740  [   83.061038] bfa0:                   0000000c 0000000c 00000001 b6e9c000 0000000c 00000000

 3022 10:20:18.213089  [   83.069228] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64

 3023 10:20:18.254522  [   83.077413] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6

 3024 10:20:18.254668  [   83.082477] Code: e3010588 e34c01ad e1a01004 ebffd402 (e5945000) 

 3025 10:20:18.254767  [   83.088706] ---[ end trace 77d48502fc65feab ]---

 3026 10:20:18.254858  # Segmentation fault

 3027 10:20:18.349221  # [   82.626530] lkdtm: Performing direct entry ACCESS_NULL

 3028 10:20:18.349383  # [   82.633169] lkdtm: attempting bad read at 00000000

 3029 10:20:18.349451  # [   82.640839] 8<--- cut here ---

 3030 10:20:18.349516  # [   82.646686] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3031 10:20:18.349580  # [   82.657736] pgd = e9dae271

 3032 10:20:18.349641  # [   82.663193] [00000000] *pgd=00000000

 3033 10:20:18.349700  # [   82.669690] Internal error: Oops: 5 [#11] SMP ARM

 3034 10:20:18.392158  # [   82.677197] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3035 10:20:18.392249  # [   82.708907] CPU: 1 PID: 2314 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3036 10:20:18.392319  # [   82.718901] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3037 10:20:18.392384  # [   82.727350] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3038 10:20:18.435619  # [   82.734657] LR is at __irq_work_queue_local+0x40/0x74

 3039 10:20:18.435870  # [   82.742386] pc : [<c138b070>]    lr : [<c049c3f0>]    psr: 600e0013

 3040 10:20:18.436010  # [   82.750646] sp : c5aebe50  ip : c5aebd58  fp : c5aebe64

 3041 10:20:18.436133  # [   82.757694] r10: 0000000c  r9 : c1ad0678  r8 : c15e88e4

 3042 10:20:18.436251  # [   82.764741] r7 : c5aebf60  r6 : 0000000c  r5 : c5c38000  r4 : 00000000

 3043 10:20:18.436367  # [   82.773175] r3 : e72afbbe  r2 : e72afbbe  r1 : ef7965e0  r0 : 00000026

 3044 10:20:18.436480  # [   82.781526] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3045 10:20:18.482842  # [   82.790569] Control: 10c5387d  Table: 1685c04a  DAC: 00000051

 3046 10:20:18.483401  # [   82.798225] Process cat (pid: 2314, stack limit = 0xf2c6b50d)

 3047 10:20:18.483763  # [   82.806051] Stack: (0xc5aebe50 to 0xc5aec000)

 3048 10:20:18.484100  # [   82.812406] be40:                                     00000027 c5c38000 c5aebe74 c5aebe68

 3049 10:20:18.484426  # [   82.822667] be60: c0c34dd8 c138b054 c5aebe9c c5aebe78 c0c352d8 c0c34db8 c0c351b8 c59fadc0

 3050 10:20:18.484744  # [   82.833011] be80: b6e9c000 0000000c c5308000 c5aebf60 c5aebec4 c5aebea0 c07e1374 c0c351c4

 3051 10:20:18.530972  # [   82.843270] bea0: 00000000 c59fadc0 b6e9c000 c2815800 c5aebf60 c07e1310 c5aebf5c c5aebec8

 3052 10:20:18.531532  # [   82.853615] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5aea000

 3053 10:20:18.531957  # [   82.863874] bee0: b6e9c000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e9b000

 3054 10:20:18.532327  # [   82.874217] bf00: c581b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3055 10:20:18.532685  # [   82.884390] bf20: 00000000 00000000 c13a0660 e72afbbe c205d2a0 c59fadc0 c59fadc0 c5aea000

 3056 10:20:18.578814  # [   82.894734] bf40: b6e9c000 00000000 00000000 00000004 c5aebf94 c5aebf60 c0599770 c05990dc

 3057 10:20:18.579362  # [   82.904995] bf60: 00000000 00000000 c5aebfac e72afbbe 0000000c 0000000c b6fe3e00 00000004

 3058 10:20:18.579723  # [   82.915254] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c0599800 c0599708 00000000 c5aebfa8

 3059 10:20:18.580057  # [   82.925512] bfa0: c03000c0 c05997f4 0000000c 0000000c 00000001 b6e9c000 0000000c 00000000

 3060 10:20:18.580380  # [   82.935771] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64

 3061 10:20:18.580693  # [   82.946117] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6 800e0030 00000001 00000000 00000000

 3062 10:20:18.622940  # [   82.956541] Backtrace: 

 3063 10:20:18.623540  # [   82.961170] [<c138b048>] (lkdtm_ACCESS_NULL) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3064 10:20:18.623941  # [   82.972029]  r5:c5c38000 r4:00000027

 3065 10:20:18.624307  # [   82.976649] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3066 10:20:18.624665  # [   82.984671] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3067 10:20:18.625014  # [   82.992599]  r9:c5aebf60 r8:c5308000 r7:0000000c r6:b6e9c000 r5:c59fadc0 r4:c0c351b8

 3068 10:20:18.666967  # [   83.000361] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3069 10:20:18.667569  # [   83.008204]  r9:c07e1310 r8:c5aebf60 r7:c2815800 r6:b6e9c000 r5:c59fadc0 r4:00000000

 3070 10:20:18.667970  # [   83.015959] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3071 10:20:18.668338  # [   83.023107]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9c000 r6:c5aea000 r5:c59fadc0

 3072 10:20:18.668693  # [   83.030941]  r4:c59fadc0

 3073 10:20:18.669034  # [   83.033489] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3074 10:20:18.710851  # [   83.040639]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe3e00 r5:0000000c r4:0000000c

 3075 10:20:18.711415  # [   83.048399] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscal[   83.543000] lkdtm: Performing direct entry WRITE_RO

 3076 10:20:18.711815  l+0x0/0x28)

 3077 10:20:18.712182  # [   83.055976] Exc[   83.548987] lkdtm: attempting bad rodata write at c15e8b7c

 3078 10:20:18.712539  eption stack(0xc5aebfa8 to 0xc5ae[   83.557211] 8<--- cut here ---

 3079 10:20:18.712887  [   83.563089] Unable to handle kernel paging request at virtual address c15e8b7c

 3080 10:20:18.713228  [   83.570321] pgd = 5a733c58

 3081 10:20:18.713566  [   83.573036] [c15e8b7c] *pgd=1141941e(bad)

 3082 10:20:18.755046  [   83.577071] Internal error: Oops: 80d [#12] SMP ARM

 3083 10:20:18.755657  [   83.581964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3084 10:20:18.756075  [   83.611249] CPU: 0 PID: 2388 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3085 10:20:18.798948  [   83.619014] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3086 10:20:18.799548  [   83.625576] PC is at lkdtm_WRITE_RO+0x44/0x50

 3087 10:20:18.799947  [   83.629957] LR is at 0x0

 3088 10:20:18.800312  [   83.632515] pc : [<c138ae8c>]    lr : [<00000000>]    psr: 600e0013

 3089 10:20:18.800668  [   83.638803] sp : c5debe50  ip : 00000027  fp : c5debe64

 3090 10:20:18.801013  [   83.644047] r10: 00000009  r9 : c1ad0684  r8 : c15e88e4

 3091 10:20:18.801352  [   83.649293] r7 : c5debf60  r6 : 00000009  r5 : c4690000  r4 : c15e8b7c

 3092 10:20:18.801687  [   83.655841] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e4  r0 : c1ad1488

 3093 10:20:18.843150  [   83.662393] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3094 10:20:18.843753  [   83.669551] Control: 10c5387d  Table: 15e0404a  DAC: 00000051

 3095 10:20:18.844156  [   83.675321] Process cat (pid: 2388, stack limit = 0xd46303ba)

 3096 10:20:18.844575  [   83.681090] Stack: (0xc5debe50 to 0xc5dec000)

 3097 10:20:18.844945  [   83.685474] be40:                                     00000028 c4690000 c5debe74 c5debe68

 3098 10:20:18.845300  [   83.693680] be60: c0c34dd8 c138ae54 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a44280

 3099 10:20:18.887051  [   83.701886] be80: b6e6c000 00000009 c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4

 3100 10:20:18.887658  [   83.710091] bea0: 00000000 c5a44280 b6e6c000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8

 3101 10:20:18.888058  [   83.718296] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000

 3102 10:20:18.888424  [   83.726501] bee0: b6e6c000 00020000 00000004 00000009 0001fff7 c5debee0 00000001 b6e6b000

 3103 10:20:18.888782  [   83.734706] bf00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3104 10:20:18.889129  [   83.742911] bf20: 00000000 00000000 c13a0660 d4d68718 c205d2a0 c5a44280 c5a44280 c5dea000

 3105 10:20:18.930946  [   83.751117] bf40: b6e6c000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc

 3106 10:20:18.931548  [   83.759321] bf60: 00000000 00000000 c5debfac d4d68718 00000009 00000009 b6fb3e00 00000004

 3107 10:20:18.931952  [   83.767526] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8

 3108 10:20:18.932323  [   83.775731] bfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000

 3109 10:20:18.932685  [   83.783935] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64

 3110 10:20:18.975087  [   83.792139] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000

 3111 10:20:18.975687  [   83.800333] Backtrace: 

 3112 10:20:18.976083  [   83.802831] [<c138ae48>] (lkdtm_WRITE_RO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3113 10:20:18.976447  [   83.810861]  r5:c4690000 r4:00000028

 3114 10:20:18.976801  [   83.814469] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3115 10:20:18.977147  [   83.822513] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3116 10:20:18.977486  [   83.830461]  r9:c5debf60 r8:c5308000 r7:00000009 r6:b6e6c000 r5:c5a44280 r4:c0c351b8

 3117 10:20:19.019078  [   83.838245] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3118 10:20:19.019684  [   83.846107]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e6c000 r5:c5a44280 r4:00000000

 3119 10:20:19.020086  [   83.853886] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3120 10:20:19.020453  [   83.861053]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5dea000 r5:c5a44280

 3121 10:20:19.020812  [   83.868900]  r4:c5a44280

 3122 10:20:19.021158  [   83.871467] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3123 10:20:19.062563  [   83.878633]  r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009

 3124 10:20:19.062765  [   83.886412] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3125 10:20:19.062846  [   83.894001] Exception stack(0xc5debfa8 to 0xc5debff0)

 3126 10:20:19.062911  [   83.899079] bfa0:                   00000009 00000009 00000001 b6e6c000 00000009 00000000

 3127 10:20:19.062972  [   83.907285] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64

 3128 10:20:19.063033  [   83.915484] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6

 3129 10:20:19.106826  [   83.920564] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) 

 3130 10:20:19.107275  [   83.926689] ---[ end trace 77d48502fc65feac ]---

 3131 10:20:19.107631  bff0)

 3132 10:20:19.107965  # [   83.061038] bfa0:                   0000000c 0000000c 00000001 b6e9c000 0000000c 00000000

 3133 10:20:19.108295  # [   83.069228] bfc0: 0000000c 0000000c b6fe3e00 00000004 00000001 00000000 00020000 be8cfa64

 3134 10:20:19.108610  # [   83.077413] bfe0: 00000004 be8cf798 b6f4e4cf b6ed47e6

 3135 10:20:19.108920  # [   83.082477] Code: e3010588 e34c01ad e1a01004 ebffd402 (e5945000) 

 3136 10:20:19.109226  # [   83.088706] ---[ end trace 77d48502fc65feab ]---

 3137 10:20:19.109531  # ACCESS_NULL: missing 'call trace:': [FAIL]

 3138 10:20:19.109832  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1

 3139 10:20:19.110137  # selftests: lkdtm: WRITE_RO.sh

 3140 10:20:19.110463  # Segmentation fault

 3141 10:20:19.196489  # [   83.543000] lkdtm: Performing direct entry WRITE_RO

 3142 10:20:19.196937  # [   83.548987] lkdtm: attempting bad rodata write at c15e8b7c

 3143 10:20:19.197297  # [   83.557211] 8<--- cut here ---

 3144 10:20:19.197631  # [   83.563089] Unable to handle kernel paging request at virtual address c15e8b7c

 3145 10:20:19.197958  # [   83.570321] pgd = 5a733c58

 3146 10:20:19.198272  # [   83.573036] [c15e8b7c] *pgd=1141941e(bad)

 3147 10:20:19.198617  # [   83.577071] Internal error: Oops: 80d [#12] SMP ARM

 3148 10:20:19.239562  # [   83.581964] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3149 10:20:19.240027  # [   83.611249] CPU: 0 PID: 2388 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3150 10:20:19.240392  # [   83.619014] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3151 10:20:19.240730  # [   83.625576] PC is at lkdtm_WRITE_RO+0x44/0x50

 3152 10:20:19.241055  # [   83.629957] LR is at 0x0

 3153 10:20:19.283163  # [   83.632515] pc : [<c138ae8c>]    lr : [<00000000>]    psr: 600e0013

 3154 10:20:19.283724  # [   83.638803] sp : c5debe50  ip : 00000027  fp : c5debe64

 3155 10:20:19.284084  # [   83.644047] r10: 00000009  r9 : c1ad0684  r8 : c15e88e4

 3156 10:20:19.284415  # [   83.649293] r7 : c5debf60  r6 : 00000009  r5 : c4690000  r4 : c15e8b7c

 3157 10:20:19.284738  # [   83.655841] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e4  r0 : c1ad1488

 3158 10:20:19.285051  # [   83.662393] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3159 10:20:19.285357  # [   83.669551] Control: 10c5387d  Table: 15e0404a  DAC: 00000051

 3160 10:20:19.330863  # [   83.675321] Process cat (pid: 2388, stack limit = 0xd46303ba)

 3161 10:20:19.331456  # [   83.681090] Stack: (0xc5debe50 to 0xc5dec000)

 3162 10:20:19.331855  # [   83.685474] be40:                                     00000028 c4690000 c5debe74 c5debe68

 3163 10:20:19.332247  # [   83.693680] be60: c0c34dd8 c138ae54 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a44280

 3164 10:20:19.332614  # [   83.701886] be80: b6e6c000 00000009 c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4

 3165 10:20:19.332968  # [   83.710091] bea0: 00000000 c5a44280 b6e6c000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8

 3166 10:20:19.375041  # [   83.718296] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000

 3167 10:20:19.375636  # [   83.726501] bee0: b6e6c000 00020000 00000004 00000009 0001fff7 c5debee0 00000001 b6e6b000

 3168 10:20:19.376020  # [   83.734706] bf00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3169 10:20:19.376358  # [   83.742911] bf20: 00000000 00000000 c13a0660 d4d68718 c205d2a0 c5a44280 c5a44280 c5dea000

 3170 10:20:19.376682  # [   83.751117] bf40: b6e6c000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc

 3171 10:20:19.418874  # [   83.759321] bf60: 00000000 00000000 c5debfac d4d68718 00000009 00000009 b6fb3e00 00000004

 3172 10:20:19.419482  # [   83.767526] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8

 3173 10:20:19.419856  # [   83.775731] bfa0: c03000c0 c05997f4 00000009 00000009 00000001 b6e6c000 00000009 00000000

 3174 10:20:19.420191  # [   83.783935] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64

 3175 10:20:19.420519  # [   83.792139] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6 800e0030 00000001 00000000 00000000

 3176 10:20:19.420836  # [   83.800333] Backtrace: 

 3177 10:20:19.463087  # [   83.802831] [<c138ae48>] (lkdtm_WRITE_RO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3178 10:20:19.463670  # [   83.810861]  r5:c4690000 r4:00000028

 3179 10:20:19.464071  # [   83.814469] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3180 10:20:19.464443  # [   83.822513] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3181 10:20:19.464797  # [   83.830461]  r9:c5debf60 r8:c5308000 r7:00000009 r6:b6e6c000 r5:c5a44280 r4:c0c351b8

 3182 10:20:19.465147  # [   83.838245] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3183 10:20:19.506637  # [   83.846107]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e6c000 r5:c5a44280 r4:00000000

 3184 10:20:19.506830  # [   83.853886] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3185 10:20:19.506932  # [   83.861053]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c5dea000 r5:c5a44280

 3186 10:20:19.507017  # [   83.868900]  r4:c5a44280

 3187 10:20:19.507097  # [   83.871467] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3188 10:20:19.507178  # [   83.878633]  r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000009 r4:00000009

 3189 10:20:19.551065  # [   83.886412] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3190 10:20:19.551667  # [   83.894001] Exception stack(0xc5debfa8 to 0xc5debff0)

 3191 10:20:19.552176  # [   83.899079] bfa0:   [   84.393309] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3192 10:20:19.552576                  00000009 00000009[   84.401798] lkdtm: attempting bad ro_after_init write at c1b83c60

 3193 10:20:19.552943   00000001 b6e6c000 00000009 00000[   84.410923] 8<--- cut here ---

 3194 10:20:19.553295  [   84.416696] Unable to handle kernel paging request at virtual address c1b83c60

 3195 10:20:19.595075  [   84.423926] pgd = 65f04044

 3196 10:20:19.595670  [   84.426639] [c1b83c60] *pgd=11a1941e(bad)

 3197 10:20:19.596069  [   84.430671] Internal error: Oops: 80d [#13] SMP ARM

 3198 10:20:19.596446  [   84.435554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3199 10:20:19.639063  [   84.464588] CPU: 0 PID: 2462 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3200 10:20:19.639667  [   84.472335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3201 10:20:19.640067  [   84.478876] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3202 10:20:19.640433  [   84.484203] LR is at __irq_work_queue_local+0x40/0x74

 3203 10:20:19.640788  [   84.489259] pc : [<c138aefc>]    lr : [<c049c3f0>]    psr: 600e0013

 3204 10:20:19.641136  [   84.495530] sp : c6a3de50  ip : c6a3dd58  fp : c6a3de64

 3205 10:20:19.641474  [   84.500759] r10: 00000014  r9 : c1ad0690  r8 : c15e88e4

 3206 10:20:19.641809  [   84.505987] r7 : c6a3df60  r6 : 00000014  r5 : c46b6000  r4 : c1b83c60

 3207 10:20:19.682884  [   84.512518] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad1488

 3208 10:20:19.683494  [   84.519051] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3209 10:20:19.683894  [   84.526191] Control: 10c5387d  Table: 16ebc04a  DAC: 00000051

 3210 10:20:19.684261  [   84.531941] Process cat (pid: 2462, stack limit = 0x7e86fce6)

 3211 10:20:19.684617  [   84.537693] Stack: (0xc6a3de50 to 0xc6a3e000)

 3212 10:20:19.684966  [   84.542058] de40:                                     00000029 c46b6000 c6a3de74 c6a3de68

 3213 10:20:19.726842  [   84.550244] de60: c0c34dd8 c138aea4 c6a3de9c c6a3de78 c0c352d8 c0c34db8 c0c351b8 c5a44f00

 3214 10:20:19.727026  [   84.558428] de80: b6dee000 00000014 c5308000 c6a3df60 c6a3dec4 c6a3dea0 c07e1374 c0c351c4

 3215 10:20:19.727116  [   84.566612] dea0: 00000000 c5a44f00 b6dee000 c2815800 c6a3df60 c07e1310 c6a3df5c c6a3dec8

 3216 10:20:19.727197  [   84.574798] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5bce4 c0599770 c6a3c000

 3217 10:20:19.727276  [   84.582981] dee0: b6dee000 00020000 00000004 00000014 0001ffec c6a3dee0 00000001 00000805

 3218 10:20:19.727353  [   84.591164] df00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3219 10:20:19.770995  [   84.599350] df20: 00000000 00000000 c6a3c000 7f8ceb1b b6ded000 c5a44f00 c5a44f00 c6a3c000

 3220 10:20:19.771450  [   84.607534] df40: b6dee000 00000000 00000000 00000004 c6a3df94 c6a3df60 c0599770 c05990dc

 3221 10:20:19.771740  [   84.615720] df60: 00000000 00000000 c6a3dfac 7f8ceb1b 00000014 00000014 b6f35e00 00000004

 3222 10:20:19.772004  [   84.623905] df80: c03002e4 c6a3c000 c6a3dfa4 c6a3df98 c0599800 c0599708 00000000 c6a3dfa8

 3223 10:20:19.772267  [   84.632090] dfa0: c03000c0 c05997f4 00000014 00000014 00000001 b6dee000 00000014 00000000

 3224 10:20:19.815065  [   84.640274] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64

 3225 10:20:19.815671  [   84.648459] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000

 3226 10:20:19.816077  [   84.656639] Backtrace: 

 3227 10:20:19.816444  [   84.659104] [<c138ae98>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3228 10:20:19.816804  [   84.668068]  r5:c46b6000 r4:00000029

 3229 10:20:19.817151  [   84.671653] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3230 10:20:19.859082  [   84.679670] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3231 10:20:19.859681  [   84.687595]  r9:c6a3df60 r8:c5308000 r7:00000014 r6:b6dee000 r5:c5a44f00 r4:c0c351b8

 3232 10:20:19.860079  [   84.695354] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3233 10:20:19.860449  [   84.703191]  r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dee000 r5:c5a44f00 r4:00000000

 3234 10:20:19.860833  [   84.710943] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3235 10:20:19.861243  [   84.718088]  r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6a3c000 r5:c5a44f00

 3236 10:20:19.861594  [   84.725920]  r4:c5a44f00

 3237 10:20:19.903149  [   84.728463] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3238 10:20:19.903758  [   84.735606]  r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000014 r4:00000014

 3239 10:20:19.904170  [   84.743361] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3240 10:20:19.904541  [   84.750933] Exception stack(0xc6a3dfa8 to 0xc6a3dff0)

 3241 10:20:19.904903  [   84.755991] dfa0:                   00000014 00000014 00000001 b6dee000 00000014 00000000

 3242 10:20:19.905255  [   84.764174] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64

 3243 10:20:19.946808  [   84.772356] dfe0: 00000004 bed71798 b6ea04cf b6e267e6

 3244 10:20:19.947336  [   84.777415] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) 

 3245 10:20:19.947696  [   84.783517] ---[ end trace 77d48502fc65fead ]---

 3246 10:20:19.948028  000

 3247 10:20:19.948360  # [   83.907285] bfc0: 00000009 00000009 b6fb3e00 00000004 00000001 00000000 00020000 bee30a64

 3248 10:20:19.948679  # [   83.915484] bfe0: 00000004 bee30798 b6f1e4cf b6ea47e6

 3249 10:20:19.948991  # [   83.920564] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) 

 3250 10:20:19.949296  # [   83.926689] ---[ end trace 77d48502fc65feac ]---

 3251 10:20:19.990761  # WRITE_RO: missing 'call trace:': [FAIL]

 3252 10:20:19.991206  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1

 3253 10:20:19.991566  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 3254 10:20:19.991896  # Segmentation fault

 3255 10:20:20.063195  # [   84.393309] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3256 10:20:20.063744  # [   84.401798] lkdtm: attempting bad ro_after_init write at c1b83c60

 3257 10:20:20.064104  # [   84.410923] 8<--- cut here ---

 3258 10:20:20.064439  # [   84.416696] Unable to handle kernel paging request at virtual address c1b83c60

 3259 10:20:20.064765  # [   84.423926] pgd = 65f04044

 3260 10:20:20.065079  # [   84.426639] [c1b83c60] *pgd=11a1941e(bad)

 3261 10:20:20.065389  # [   84.430671] Internal error: Oops: 80d [#13] SMP ARM

 3262 10:20:20.106817  # [   84.435554] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3263 10:20:20.107284  # [   84.464588] CPU: 0 PID: 2462 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3264 10:20:20.107643  # [   84.472335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3265 10:20:20.107978  # [   84.478876] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3266 10:20:20.155071  # [   84.484203] LR is at __irq_work_queue_local+0x40/0x74

 3267 10:20:20.155675  # [   84.489259] pc : [<c138aefc>]    lr : [<c049c3f0>]    psr: 600e0013

 3268 10:20:20.156081  # [   84.495530] sp : c6a3de50  ip : c6a3dd58  fp : c6a3de64

 3269 10:20:20.156449  # [   84.500759] r10: 00000014  r9 : c1ad0690  r8 : c15e88e4

 3270 10:20:20.156806  # [   84.505987] r7 : c6a3df60  r6 : 00000014  r5 : c46b6000  r4 : c1b83c60

 3271 10:20:20.157157  # [   84.512518] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad1488

 3272 10:20:20.157500  # [   84.519051] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3273 10:20:20.202902  # [   84.526191] Control: 10c5387d  Table: 16ebc04a  DAC: 00000051

 3274 10:20:20.203447  # [   84.531941] Process cat (pid: 2462, stack limit = 0x7e86fce6)

 3275 10:20:20.203810  # [   84.537693] Stack: (0xc6a3de50 to 0xc6a3e000)

 3276 10:20:20.204148  # [   84.542058] de40:                                     00000029 c46b6000 c6a3de74 c6a3de68

 3277 10:20:20.204476  # [   84.550244] de60: c0c34dd8 c138aea4 c6a3de9c c6a3de78 c0c352d8 c0c34db8 c0c351b8 c5a44f00

 3278 10:20:20.204800  # [   84.558428] de80: b6dee000 00000014 c5308000 c6a3df60 c6a3dec4 c6a3dea0 c07e1374 c0c351c4

 3279 10:20:20.250838  # [   84.566612] dea0: 00000000 c5a44f00 b6dee000 c2815800 c6a3df60 c07e1310 c6a3df5c c6a3dec8

 3280 10:20:20.251367  # [   84.574798] dec0: c05991dc c07e131c 00000001 00000000 c0599770 c2d5bce4 c0599770 c6a3c000

 3281 10:20:20.251726  # [   84.582981] dee0: b6dee000 00020000 00000004 00000014 0001ffec c6a3dee0 00000001 00000805

 3282 10:20:20.252059  # [   84.591164] df00: c5f9c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3283 10:20:20.252384  # [   84.599350] df20: 00000000 00000000 c6a3c000 7f8ceb1b b6ded000 c5a44f00 c5a44f00 c6a3c000

 3284 10:20:20.294735  # [   84.607534] df40: b6dee000 00000000 00000000 00000004 c6a3df94 c6a3df60 c0599770 c05990dc

 3285 10:20:20.295188  # [   84.615720] df60: 00000000 00000000 c6a3dfac 7f8ceb1b 00000014 00000014 b6f35e00 00000004

 3286 10:20:20.295550  # [   84.623905] df80: c03002e4 c6a3c000 c6a3dfa4 c6a3df98 c0599800 c0599708 00000000 c6a3dfa8

 3287 10:20:20.295886  # [   84.632090] dfa0: c03000c0 c05997f4 00000014 00000014 00000001 b6dee000 00000014 00000000

 3288 10:20:20.296210  # [   84.640274] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64

 3289 10:20:20.338729  # [   84.648459] dfe0: 00000004 bed71798 b6ea04cf b6e267e6 800e0030 00000001 00000000 00000000

 3290 10:20:20.339178  # [   84.656639] Backtrace: 

 3291 10:20:20.339533  # [   84.659104] [<c138ae98>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3292 10:20:20.339871  # [   84.668068]  r5:c46b6000 r4:00000029

 3293 10:20:20.340192  # [   84.671653] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3294 10:20:20.340608  # [   84.679670] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3295 10:20:20.341061  # [   84.687595]  r9:c6a3df60 r8:c5308000 r7:00000014 r6:b6dee000 r5:c5a44f00 r4:c0c351b8

 3296 10:20:20.382497  # [   84.695354] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3297 10:20:20.382583  # [   84.703191]  r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dee000 r5:c5a44f00 r4:00000000

 3298 10:20:20.382652  # [   84.710943] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3299 10:20:20.382715  # [   84.718088]  r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6a3c000 r5:c5a44f00

 3300 10:20:20.382777  # [   84.725920]  r4:c5a44f00

 3301 10:20:20.382854  # [   84.728463] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3302 10:20:20.426481  # [   84.735606]  r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000014 r4:00000014

 3303 10:20:20.426569  # [ [   85.252525] lkdtm: Performing direct entry WRITE_KERN

 3304 10:20:20.426638    84.743361] [<c05997e8>] (sys_wr[   85.258647] lkdtm: attempting bad 7688744 byte write at c138ad70

 3305 10:20:20.426703  ite) from [<c03000c0>] (ret_fast_[   85.267505] 8<--- cut here ---

 3306 10:20:20.426765  [   85.273392] Unable to handle kernel paging request at virtual address c138ad70

 3307 10:20:20.426828  [   85.280639] pgd = af9bc539

 3308 10:20:20.426887  [   85.283371] [c138ad70] *pgd=1121940e(bad)

 3309 10:20:20.426946  [   85.287434] Internal error: Oops: 80d [#14] SMP ARM

 3310 10:20:20.470503  [   85.292335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3311 10:20:20.470593  [   85.321619] CPU: 0 PID: 2536 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3312 10:20:20.470663  [   85.329384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3313 10:20:20.514506  [   85.335946] PC is at memcpy+0x50/0x330

 3314 10:20:20.514592  [   85.339719] LR is at 0xe92dd830

 3315 10:20:20.514661  [   85.342882] pc : [<c08d3450>]    lr : [<e92dd830>]    psr: 200e0013

 3316 10:20:20.514726  [   85.349170] sp : c5debe2c  ip : e1a0c00d  fp : c5debe64

 3317 10:20:20.514789  [   85.354413] r10: 0000000b  r9 : c1ad06a4  r8 : e89da800

 3318 10:20:20.514850  [   85.359658] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3319 10:20:20.514910  [   85.366205] r3 : e1a0c00d  r2 : 00755188  r1 : c0c35b68  r0 : c138ad70

 3320 10:20:20.514968  [   85.372757] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3321 10:20:20.558508  [   85.379915] Control: 10c5387d  Table: 16b8804a  DAC: 00000051

 3322 10:20:20.558596  [   85.385685] Process cat (pid: 2536, stack limit = 0xd46303ba)

 3323 10:20:20.558666  [   85.391455] Stack: (0xc5debe2c to 0xc5dec000)

 3324 10:20:20.558730  [   85.395842] be20:                            c0c35b48 00755228 c5debf60 c15e88e4 c138ad70

 3325 10:20:20.558793  [   85.404050] be40: c138ad70 c138af54 0000002a c4690000 0000000b c5debf60 c5debe74 c5debe68

 3326 10:20:20.558853  [   85.412256] be60: c0c34dd8 c138af14 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a452c0

 3327 10:20:20.602467  [   85.420463] be80: b6e5b000 0000000b c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4

 3328 10:20:20.602555  [   85.428669] bea0: 00000000 c5a452c0 b6e5b000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8

 3329 10:20:20.602623  [   85.436876] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000

 3330 10:20:20.602686  [   85.445084] bee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c5debee0 00000001 b6e5a000

 3331 10:20:20.602747  [   85.453289] bf00: c5c0d2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3332 10:20:20.646497  [   85.461496] bf20: 00000000 00000000 c13a0660 90a1c9bb c205d2a0 c5a452c0 c5a452c0 c5dea000

 3333 10:20:20.646585  [   85.469703] bf40: b6e5b000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc

 3334 10:20:20.646654  [   85.477908] bf60: 00000000 00000000 c5debfac 90a1c9bb 0000000b 0000000b b6fa2e00 00000004

 3335 10:20:20.646719  [   85.486113] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8

 3336 10:20:20.646782  [   85.494318] bfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000

 3337 10:20:20.690498  [   85.502522] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64

 3338 10:20:20.690585  [   85.510726] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6 800e0030 00000001 00000000 00000000

 3339 10:20:20.690654  [   85.518919] Backtrace: 

 3340 10:20:20.690717  [   85.521425] [<c138af08>] (lkdtm_WRITE_KERN) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3341 10:20:20.690779  [   85.529631]  r7:c5debf60 r6:0000000b r5:c4690000 r4:0000002a

 3342 10:20:20.690839  [   85.535324] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3343 10:20:20.690899  [   85.543369] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3344 10:20:20.734462  [   85.551317]  r9:c5debf60 r8:c5308000 r7:0000000b r6:b6e5b000 r5:c5a452c0 r4:c0c351b8

 3345 10:20:20.734549  [   85.559102] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3346 10:20:20.734618  [   85.566962]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e5b000 r5:c5a452c0 r4:00000000

 3347 10:20:20.734681  [   85.574738] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3348 10:20:20.734743  [   85.581903]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dea000 r5:c5a452c0

 3349 10:20:20.734803  [   85.589751]  r4:c5a452c0

 3350 10:20:20.778463  [   85.592320] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3351 10:20:20.778581  [   85.599486]  r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6fa2e00 r5:0000000b r4:0000000b

 3352 10:20:20.778651  [   85.607265] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3353 10:20:20.778746  [   85.614855] Exception stack(0xc5debfa8 to 0xc5debff0)

 3354 10:20:20.778810  [   85.619934] bfa0:                   0000000b 0000000b 00000001 b6e5b000 0000000b 00000000

 3355 10:20:20.778886  [   85.628140] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64

 3356 10:20:20.822503  [   85.636342] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6

 3357 10:20:20.822590  [   85.641422] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3358 10:20:20.822688  [   85.647547] ---[ end trace 77d48502fc65feae ]---

 3359 10:20:20.822805  syscall+0x0/0x28)

 3360 10:20:20.822881  # [   84.750933] Exception stack(0xc6a3dfa8 to 0xc6a3dff0)

 3361 10:20:20.822941  # [   84.755991] dfa0:                   00000014 00000014 00000001 b6dee000 00000014 00000000

 3362 10:20:20.823030  # [   84.764174] dfc0: 00000014 00000014 b6f35e00 00000004 00000001 00000000 00020000 bed71a64

 3363 10:20:20.823089  # [   84.772356] dfe0: 00000004 bed71798 b6ea04cf b6e267e6

 3364 10:20:20.866488  # [   84.777415] Code: e34a3bcd e3010488 e34c01ad e0233002 (e5843000) 

 3365 10:20:20.866594  # [   84.783517] ---[ end trace 77d48502fc65fead ]---

 3366 10:20:20.866665  # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL]

 3367 10:20:20.866744  not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1

 3368 10:20:20.866824  # selftests: lkdtm: WRITE_KERN.sh

 3369 10:20:20.866899  # Segmentation fault

 3370 10:20:20.898435  # [   85.252525] lkdtm: Performing direct entry WRITE_KERN

 3371 10:20:20.941362  # [   85.258647] lkdtm: attempting bad 7688744 byte write at c138ad70

 3372 10:20:20.941451  # [   85.267505] 8<--- cut here ---

 3373 10:20:20.941549  # [   85.273392] Unable to handle kernel paging request at virtual address c138ad70

 3374 10:20:20.941616  # [   85.280639] pgd = af9bc539

 3375 10:20:20.941694  # [   85.283371] [c138ad70] *pgd=1121940e(bad)

 3376 10:20:20.941800  # [   85.287434] Internal error: Oops: 80d [#14] SMP ARM

 3377 10:20:20.984536  # [   85.292335] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3378 10:20:20.984626  # [   85.321619] CPU: 0 PID: 2536 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3379 10:20:20.984696  # [   85.329384] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3380 10:20:20.984760  # [   85.335946] PC is at memcpy+0x50/0x330

 3381 10:20:20.984822  # [   85.339719] LR is at 0xe92dd830

 3382 10:20:20.984882  # [   85.342882] pc : [<c08d3450>]    lr : [<e92dd830>]    psr: 200e0013

 3383 10:20:21.027517  # [   85.349170] sp : c5debe2c  ip : e1a0c00d  fp : c5debe64

 3384 10:20:21.027612  # [   85.354413] r10: 0000000b  r9 : c1ad06a4  r8 : e89da800

 3385 10:20:21.027684  # [   85.359658] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3386 10:20:21.027772  # [   85.366205] r3 : e1a0c00d  r2 : 00755188  r1 : c0c35b68  r0 : c138ad70

 3387 10:20:21.027839  # [   85.372757] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3388 10:20:21.027903  # [   85.379915] Control: 10c5387d  Table: 16b8804a  DAC: 00000051

 3389 10:20:21.070581  # [   85.385685] Process cat (pid: 2536, stack limit = 0xd46303ba)

 3390 10:20:21.070668  # [   85.391455] Stack: (0xc5debe2c to 0xc5dec000)

 3391 10:20:21.070737  # [   85.395842] be20:                            c0c35b48 00755228 c5debf60 c15e88e4 c138ad70

 3392 10:20:21.070802  # [   85.404050] be40: c138ad70 c138af54 0000002a c4690000 0000000b c5debf60 c5debe74 c5debe68

 3393 10:20:21.070865  # [   85.412256] be60: c0c34dd8 c138af14 c5debe9c c5debe78 c0c352d8 c0c34db8 c0c351b8 c5a452c0

 3394 10:20:21.070925  # [   85.420463] be80: b6e5b000 0000000b c5308000 c5debf60 c5debec4 c5debea0 c07e1374 c0c351c4

 3395 10:20:21.114497  # [   85.428669] bea0: 00000000 c5a452c0 b6e5b000 c2815800 c5debf60 c07e1310 c5debf5c c5debec8

 3396 10:20:21.114585  # [   85.436876] bec0: c05991dc c07e131c 00000001 00000000 c0599770 c13a0660 c0599770 c5dea000

 3397 10:20:21.114654  # [   85.445084] bee0: b6e5b000 00020000 00000004 0000000b 0001fff5 c5debee0 00000001 b6e5a000

 3398 10:20:21.114719  # [   85.453289] bf00: c5c0d2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3399 10:20:21.114782  # [   85.461496] bf20: 00000000 00000000 c13a0660 90a1c9bb c205d2a0 c5a452c0 c5a452c0 c5dea000

 3400 10:20:21.158619  # [   85.469703] bf40: b6e5b000 00000000 00000000 00000004 c5debf94 c5debf60 c0599770 c05990dc

 3401 10:20:21.158706  # [   85.477908] bf60: 00000000 00000000 c5debfac 90a1c9bb 0000000b 0000000b b6fa2e00 00000004

 3402 10:20:21.158775  # [   85.486113] bf80: c03002e4 c5dea000 c5debfa4 c5debf98 c0599800 c0599708 00000000 c5debfa8

 3403 10:20:21.158839  # [   85.494318] bfa0: c03000c0 c05997f4 0000000b 0000000b 00000001 b6e5b000 0000000b 00000000

 3404 10:20:21.158902  # [   85.502522] bfc0: 0000000b 0000000b b6fa2e00 00000004 00000001 00000000 00020000 beb19a64

 3405 10:20:21.202951  # [   85.510726] bfe0: 00000004 beb19798 b6f0d4cf b6e937e6 800e0030 00000001 00000000 00000000

 3406 10:20:21.203508  # [   85.518919] Backtrace: 

 3407 10:20:21.203875  # [   85.521425] [<c138af08>] (lkdtm_WRITE_KERN) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3408 10:20:21.204209  # [   85.529631]  r7:c5debf60 r6:0000000b r5:c4690000 r4:0000002a

 3409 10:20:21.204533  # [   85.535324] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3410 10:20:21.204848  # [   85.543369] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3411 10:20:21.205158  # [   85.551317]  r9:c5debf60 r8:c5308000 r7:0000000b r6:b6e5b000 r5:c5a452c0 r4:c0c351b8

 3412 10:20:21.246809  # [   85.559102] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3413 10:20:21.247364  # [   85.566962]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6e5b000 r5:c5a452c0 r4:00000000

 3414 10:20:21.247755  # [   85.574738] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3415 10:20:21.248129  # [   85.581903]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dea000 r5:c5a452c0

 3416 10:20:21.248485  # [   85.589751]  r[   86.116230] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3417 10:20:21.248840  4:c5a452c0

 3418 10:20:21.291046  # [   85.592320] [<c0[   86.122794] lkdtm: attempting good refcount_inc() without overflow

 3419 10:20:21.291648  5996fc>] (ksys_write) from [<c059[   86.131718] lkdtm: attempting bad refcount_inc() overflow

 3420 10:20:21.292055  9800>] (sys_write+0x18/0x1c)

 3421 10:20:21.292428  # [[   86.139959] ------------[ cut here ]------------

 3422 10:20:21.292789     85.599486]  r9:c5dea000 r8:c03[   86.147414] WARNING: CPU: 1 PID: 2611 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3423 10:20:21.293150  002e4 r7:00000004 r6:b6fa2e00 r5:[   86.158742] refcount_t: saturated; leaking memory.

 3424 10:20:21.293507  0000000b r4:0000000b

 3425 10:20:21.335089  # [   85.60[   86.166358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3426 10:20:21.335711  7265] [<c05997e8>] (sys_write) fr[   86.198129] CPU: 1 PID: 2611 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3427 10:20:21.379016  om [<c0300[0 c 0 >8]6 .(2r0e8t6_66] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3428 10:20:21.379624  ast_syscall+0x0/0x28[) 

 3429 10:20:21.380016   

 3430 10:20:21.380376   #8 6[.217016] Backtrace: 

 3431 10:20:21.380732    85.614855] Exception stack(0xc5[   86.221740] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3432 10:20:21.381079  debfa8 to 0xc5debff[0 ) 

 3433 10:20:21.381416   

 3434 10:20:21.381750  8#6 .[32157]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3435 10:20:21.382094     85.619934] bfa0:      [       6.239989] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3436 10:20:21.423008           0000000b 0000000b 000[0   86.249732] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3437 10:20:21.423652  001 b6e5b000 0000[0 0 0 b8 60.0209374]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 3438 10:20:21.424123  00000

 3439 10:20:21.424503  # [   85.628140] [b f c 086.269203] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3440 10:20:21.424863   0000000b 000000[0 b   b866f.a272107]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6c34000

 3441 10:20:21.425218  e00 00000004 00000001 0[0 0 0 080.286766] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 3442 10:20:21.425569  00 00020000 beb19[a 6 4 

 3443 10:20:21.425916  8

 3444 10:20:21.467106  6#. 2[8063]  r9:c1ad06b0 r8:c15e88e4 r7:c6c35f60 r6:00000016 r5:c5c38000 r4:c6c34000

 3445 10:20:21.467713     85.636342] bfe0: 00000[0 0 4  6.307892] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 3446 10:20:21.468114  beb19798 b6f0d4cf b6e937[e 6 

 3447 10:20:21.468476   

 3448 10:20:21.468825  86.319974] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b384>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3449 10:20:21.469187   [   85.641422] Code: f[5 d 1 f80.332488] [<c138b30c>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3450 10:20:21.511149  5c f5d1f07c [e 8 b 18561.f3843 9e2]  r4:0000002b

 3451 10:20:21.511759  2522020 (e8a051f8) 

 3452 10:20:21.512163  [

 3453 10:20:21.512532   #   [8 6 .348314] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3454 10:20:21.512899  85.647547] ---[ end trace 7[7 d 486.358578] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3455 10:20:21.513267  8502fc65feae ]---[

 3456 10:20:21.513612   

 3457 10:20:21.513945   #  8W6R.I3T9004]  r9:c6c35f60 r8:c5308000 r7:00000016 r6:b6e2e000 r5:c581a8c0 r4:c0c351b8

 3458 10:20:21.555064  E_KERN: missing 'call trace:'[:   86.378837] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3459 10:20:21.555667  [FAIL]

 3460 10:20:21.556066  not ok [4 1   s8e6l.f3t8e261]  r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e2e000 r5:c581a8c0 r4:00000000

 3461 10:20:21.556447  sts: lkdtm: WRITE_KE[R N . s8h6 .399000] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3462 10:20:21.556809   exit=1

 3463 10:20:21.557157  # selft[e s t s8:6 .l4k08391]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c34000 r5:c581a8c0

 3464 10:20:21.557501  tm: REFCO[U N T _8I6N.C4_1O8V2E9R]  r4:c581a8c0

 3465 10:20:21.557839  FLOW.sh

 3466 10:20:21.558171  [   86.422575] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3467 10:20:21.598915  [   86.430487]  r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016

 3468 10:20:21.599510  [   86.438244] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3469 10:20:21.599908  [   86.445822] Exception stack(0xc6c35fa8 to 0xc6c35ff0)

 3470 10:20:21.600275  [   86.450886] 5fa0:                   00000016 00000016 00000001 b6e2e000 00000016 00000000

 3471 10:20:21.600635  [   86.459074] 5fc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 be915a64

 3472 10:20:21.600983  [   86.467260] 5fe0: 00000004 be915798 b6ee04cf b6e667e6

 3473 10:20:21.642933  [   86.472406] irq event stamp: 0

 3474 10:20:21.643526  [   86.475484] hardirqs last  enabled at (0): [<00000000>] 0x0

 3475 10:20:21.643923  [   86.481156] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3476 10:20:21.644297  [   86.488741] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3477 10:20:21.644657  [   86.496246] softirqs last disabled at (0): [<00000000>] 0x0

 3478 10:20:21.645005  [   86.501873] ---[ end trace 77d48502fc65feaf ]---

 3479 10:20:21.645348  [   86.506507] lkdtm: Overflow detected: saturated

 3480 10:20:21.747699  # [   86.116230] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3481 10:20:21.748250  # [   86.122794] lkdtm: attempting good refcount_inc() without overflow

 3482 10:20:21.748611  # [   86.131718] lkdtm: attempting bad refcount_inc() overflow

 3483 10:20:21.749002  # [   86.139959] ------------[ cut here ]------------

 3484 10:20:21.749363  # [   86.147414] WARNING: CPU: 1 PID: 2611 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3485 10:20:21.749716  # [   86.158742] refcount_t: saturated; leaking memory.

 3486 10:20:21.794943  # [   86.166358] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3487 10:20:21.795561  # [   86.198129] CPU: 1 PID: 2611 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3488 10:20:21.795965  # [   86.208666] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3489 10:20:21.796336  # [   86.217016] Backtrace: 

 3490 10:20:21.838913  # [   86.221740] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3491 10:20:21.839509  # [   86.232157]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3492 10:20:21.839907  # [   86.239989] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3493 10:20:21.840274  # [   86.249732] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3494 10:20:21.840634  # [   86.259374]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 3495 10:20:21.840981  # [   86.269203] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3496 10:20:21.882924  # [   86.279107]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6c34000

 3497 10:20:21.883529  # [   86.286766] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 3498 10:20:21.883930  # [   86.298063]  r9:c1ad06b0 r8:c15e88e4 r7:c6c35f60 r6:00000016 r5:c5c38000 r4:c6c34000

 3499 10:20:21.884298  # [   86.307892] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 3500 10:20:21.884659  # [   86.319974] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b384>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3501 10:20:21.926931  # [   86.332488] [<c138b30c>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3502 10:20:21.927484  # [   86.343952]  r4:0000002b

 3503 10:20:21.927844  # [   86.348314] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3504 10:20:21.928182  # [   86.358578] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3505 10:20:21.928509  # [   86.369004]  r9:c6c35f60 r8:c5308000 r7:00000016 r6:b6e2e000 r5:c581a8c0 r4:c0c351b8

 3506 10:20:21.928825  # [   86.378837] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3507 10:20:21.970958  # [   86.389261]  r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e2e000 r5:c581a8c0 r4:00000000

 3508 10:20:21.971562  # [   86.399000] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3509 10:20:21.971962  # [   86.408391]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6c34000 r5:c581a8c0

 3510 10:20:21.972329  # [   86.418297]  r4:c581a8c0

 3511 10:20:21.972686  # [   86.422575] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3512 10:20:21.973038  # [   86.430487]  r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016

 3513 10:20:22.014871  # [   86.438244] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3514 10:20:22.015470  # [   86.445822] Exception stack(0xc6c35fa8 to 0xc6c35ff0)

 3515 10:20:22.015868  # [   86.450886] 5fa0:                   00000016 00000016 00000001 b6e2e000 00000016 00000000

 3516 10:20:22.016239  # [   86.459074] 5fc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 be915a64

 3517 10:20:22.016597  # [   86.467260] 5fe0: 00000004 be915798 b6ee04cf b6e667e6

 3518 10:20:22.016940  # [   86.472406] irq event stamp: 0

 3519 10:20:22.017280  # [   86.475484] hardirqs last  enabled at (0): [<00000000>] 0x0

 3520 10:20:22.059077  # [   86.481156] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3521 10:20:22.059683  # [   86.488741] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3522 10:20:22.060083  # [   86.496246] sof[   86.902526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3523 10:20:22.060451  tirqs last disabled at (0): [<000[   86.911046] lkdtm: attempting good refcount_add() without overflow

 3524 10:20:22.060811  00000>] 0x0

 3525 10:20:22.061167  # [   86.501873] ---[   86.920126] lkdtm: attempting bad refcount_add() overflow

 3526 10:20:22.103028  [ end trace 77d48502fc65feaf ]---[   86.928427] ------------[ cut here ]------------

 3527 10:20:22.103629  

 3528 10:20:22.104025  # [   86.506507] lkdtm: Overflo[   86.935887] WARNING: CPU: 0 PID: 2645 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3529 10:20:22.104397  w detected: saturated

 3530 10:20:22.104752  # REFCOUNT[   86.947192] refcount_t: saturated; leaking memory.

 3531 10:20:22.146995  _INC_OVERFLOW: missing 'call trac[   86.954864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3532 10:20:22.147613  e:': [FAIL]

 3533 10:20:22.148012  not ok 42 selftests:[   86.986598] CPU: 0 PID: 2645 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3534 10:20:22.148394  [   86.997161] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3535 10:20:22.148753  [   87.003693] Backtrace: 

 3536 10:20:22.149099  [   87.006167] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3537 10:20:22.149445  [   87.013746]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3538 10:20:22.191053  [   87.019417] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3539 10:20:22.191656  [   87.026741] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3540 10:20:22.192052  [   87.033711]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 3541 10:20:22.192420  [   87.041466] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3542 10:20:22.192807  [   87.048957]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5d88000

 3543 10:20:22.193158  [   87.054627] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 3544 10:20:22.235049  [   87.063593]  r9:c1ad06c8 r8:c15e88e4 r7:c5d89f60 r6:00000016 r5:c5a78000 r4:c5d88000

 3545 10:20:22.235778  [   87.071349] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 3546 10:20:22.236190  [   87.081016] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b42c>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3547 10:20:22.236558  [   87.091113] [<c138b3a8>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3548 10:20:22.236908  [   87.100248]  r4:0000002c

 3549 10:20:22.278710  [   87.102791] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3550 10:20:22.278966  [   87.110810] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3551 10:20:22.279106  [   87.118734]  r9:c5d89f60 r8:c5308000 r7:00000016 r6:b6e2b000 r5:c5a312c0 r4:c0c351b8

 3552 10:20:22.279235  [   87.126490] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3553 10:20:22.279360  [   87.134327]  r9:c07e1310 r8:c5d89f60 r7:c2815800 r6:b6e2b000 r5:c5a312c0 r4:00000000

 3554 10:20:22.279480  [   87.142079] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3555 10:20:22.322991  [   87.149223]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5d88000 r5:c5a312c0

 3556 10:20:22.323581  [   87.157056]  r4:c5a312c0

 3557 10:20:22.323968  [   87.159600] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3558 10:20:22.324330  [   87.166743]  r9:c5d88000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016

 3559 10:20:22.324678  [   87.174498] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3560 10:20:22.325016  [   87.182072] Exception stack(0xc5d89fa8 to 0xc5d89ff0)

 3561 10:20:22.367137  [   87.187133] 9fa0:                   00000016 00000016 00000001 b6e2b000 00000016 00000000

 3562 10:20:22.367745  [   87.195318] 9fc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 bef7ba64

 3563 10:20:22.368146  [   87.203501] 9fe0: 00000004 bef7b798 b6edd4cf b6e637e6

 3564 10:20:22.368513   lkdtm: REFCOUNT_INC_OVERFLOW.sh [   87.208616] irq event stamp: 0

 3565 10:20:22.368873  # exit=1

 3566 10:20:22.369219  # selftests: lkdtm: REF[   87.214538] hardirqs last  enabled at (0): [<00000000>] 0x0

 3567 10:20:22.369564  COUNT_ADD_OVERFLOW.sh

 3568 10:20:22.369898  [   87.222992] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3569 10:20:22.411084  [   87.232460] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3570 10:20:22.411685  [   87.239975] softirqs last disabled at (0): [<00000000>] 0x0

 3571 10:20:22.412086  [   87.245557] ---[ end trace 77d48502fc65feb0 ]---

 3572 10:20:22.412453  [   87.250204] lkdtm: Overflow detected: saturated

 3573 10:20:22.506453  # [   86.902526] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3574 10:20:22.507055  # [   86.911046] lkdtm: attempting good refcount_add() without overflow

 3575 10:20:22.507454  # [   86.920126] lkdtm: attempting bad refcount_add() overflow

 3576 10:20:22.507823  # [   86.928427] ------------[ cut here ]------------

 3577 10:20:22.508177  # [   86.935887] WARNING: CPU: 0 PID: 2645 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3578 10:20:22.508527  # [   86.947192] refcount_t: saturated; leaking memory.

 3579 10:20:22.549518  # [   86.954864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3580 10:20:22.550133  # [   86.986598] CPU: 0 PID: 2645 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3581 10:20:22.550569  # [   86.997161] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3582 10:20:22.550945  # [   87.003693] Backtrace: 

 3583 10:20:22.551303  # [   87.006167] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3584 10:20:22.592374  # [   87.013746]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3585 10:20:22.592976  # [   87.019417] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3586 10:20:22.593378  # [   87.026741] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3587 10:20:22.593749  # [   87.033711]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 3588 10:20:22.594110  # [   87.041466] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3589 10:20:22.594488  # [   87.048957]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5d88000

 3590 10:20:22.635514  # [   87.054627] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 3591 10:20:22.636068  # [   87.063593]  r9:c1ad06c8 r8:c15e88e4 r7:c5d89f60 r6:00000016 r5:c5a78000 r4:c5d88000

 3592 10:20:22.636427  # [   87.071349] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 3593 10:20:22.636767  # [   87.081016] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b42c>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3594 10:20:22.678930  # [   87.091113] [<c138b3a8>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3595 10:20:22.679541  # [   87.100248]  r4:0000002c

 3596 10:20:22.679945  # [   87.102791] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3597 10:20:22.680316  # [   87.110810] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3598 10:20:22.680676  # [   87.118734]  r9:c5d89f60 r8:c5308000 r7:00000016 r6:b6e2b000 r5:c5a312c0 r4:c0c351b8

 3599 10:20:22.681028  # [   87.126490] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3600 10:20:22.723026  # [   87.134327]  r9:c07e1310 r8:c5d89f60 r7:c2815800 r6:b6e2b000 r5:c5a312c0 r4:00000000

 3601 10:20:22.723624  # [   87.142079] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3602 10:20:22.724027  # [   87.149223]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5d88000 r5:c5a312c0

 3603 10:20:22.724390  # [   87.157056]  r4:c5a312c0

 3604 10:20:22.724747  # [   87.159600] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3605 10:20:22.725098  # [   87.166743]  r9:c5d88000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:00000016 r4:00000016

 3606 10:20:22.725437  # [   87.174498] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3607 10:20:22.767074  # [   87.182072] Exception stack(0xc5d89fa8 to 0xc5d89ff0)

 3608 10:20:22.767687  # [   87.187133] 9fa0:                   00000016 00000016 00000001 b6e2b000 00000016 00000000

 3609 10:20:22.768097  # [   87.195318] 9fc0: 00000016 00000016 b6f72e00 00000004 00000001 00000000 00020000 bef7ba64

 3610 10:20:22.768467  # [   87.203501] 9fe0: 00000004 bef7b798 b6edd4cf b6e637e6

 3611 10:20:22.768825  # [   87.208616] irq event stamp: 0

 3612 10:20:22.769172  # [   87.214538] hardirqs last  enabled at (0): [<00000000>] 0x0

 3613 10:20:22.769517  # [   87.222992] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3614 10:20:22.810851  # [   87.232460] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3615 10:20:22.811025  # [   87.239975] softirqs last disabled at (0): [<00000000>] 0x0

 3616 10:20:22.811109  # [   87.245557] ---[ end trace 77d48502fc65feb0 ]---

 3617 10:20:22.811187  # [   87.250204] lkdtm: Overflow detected: saturated

 3618 10:20:22.811261  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]

 3619 10:20:22.811333  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1

 3620 10:20:22.854946  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLO[   87.685787] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3621 10:20:22.855341  W.sh

 3622 10:20:22.855586  [   87.693879] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3623 10:20:22.855814  [   87.700603] ------------[ cut here ]------------

 3624 10:20:22.856029  [   87.705252] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3625 10:20:22.856241  [   87.713760] refcount_t: saturated; leaking memory.

 3626 10:20:22.898840  [   87.718600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3627 10:20:22.899439  [   87.747845] CPU: 0 PID: 2679 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3628 10:20:22.899840  [   87.755597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3629 10:20:22.900212  [   87.762132] Backtrace: 

 3630 10:20:22.900564  [   87.764615] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3631 10:20:22.900915  [   87.772198]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3632 10:20:22.942892  [   87.777874] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3633 10:20:22.943472  [   87.785202] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3634 10:20:22.943872  [   87.792177]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 3635 10:20:22.944246  [   87.799936] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3636 10:20:22.944607  [   87.807429]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c6c34000

 3637 10:20:22.944957  [   87.813104] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 3638 10:20:22.987054  [   87.822074]  r9:c1ad06e0 r8:c15e88e4 r7:c6c35f60 r6:0000001f r5:c46b6000 r4:7fffffff

 3639 10:20:22.987662  [   87.829834] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3640 10:20:22.988070  [   87.840284] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138b4a0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3641 10:20:22.988442  [   87.851943]  r5:c46b6000 r4:c6c34000

 3642 10:20:22.988795  [   87.855535] [<c138b450>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3643 10:20:23.031154  [   87.865454]  r4:0000002d

 3644 10:20:23.031753  [   87.867999] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3645 10:20:23.032157  [   87.876020] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3646 10:20:23.032526  [   87.883948]  r9:c6c35f60 r8:c5308000 r7:0000001f r6:b6e5e000 r5:c5f9dcc0 r4:c0c351b8

 3647 10:20:23.032887  [   87.891711] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3648 10:20:23.033241  [   87.899552]  r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e5e000 r5:c5f9dcc0 r4:00000000

 3649 10:20:23.075039  [   87.907308] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3650 10:20:23.075646  [   87.914455]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6c34000 r5:c5f9dcc0

 3651 10:20:23.076048  [   87.922289]  r4:c5f9dcc0

 3652 10:20:23.076416  [   87.924837] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3653 10:20:23.076780  [   87.931982]  r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f

 3654 10:20:23.077132  [   87.939740] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3655 10:20:23.077476  [   87.947316] Exception stack(0xc6c35fa8 to 0xc6c35ff0)

 3656 10:20:23.123059  [   87.952380] 5fa0:                   0000001f 0000001f 00000001 b6e5e000 0000001f 00000000

 3657 10:20:23.123666  [   87.960568] 5fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bebf6a64

 3658 10:20:23.124065  [   87.968754] 5fe0: 00000004 bebf6798 b6f104cf b6e967e6

 3659 10:20:23.124435  [   87.973857] irq event stamp: 0

 3660 10:20:23.124790  [   87.976933] hardirqs last  enabled at (0): [<00000000>] 0x0

 3661 10:20:23.125140  [   87.982562] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3662 10:20:23.166864  [   87.990095] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3663 10:20:23.167058  [   87.997641] softirqs last disabled at (0): [<00000000>] 0x0

 3664 10:20:23.167153  [   88.003233] ---[ end trace 77d48502fc65feb1 ]---

 3665 10:20:23.167240  [   88.007902] lkdtm: Overflow detected: saturated

 3666 10:20:23.260920  # [   87.685787] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3667 10:20:23.261438  # [   87.693879] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3668 10:20:23.261802  # [   87.700603] ------------[ cut here ]------------

 3669 10:20:23.262142  # [   87.705252] WARNING: CPU: 0 PID: 2679 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3670 10:20:23.262514  # [   87.713760] refcount_t: saturated; leaking memory.

 3671 10:20:23.304169  # [   87.718600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3672 10:20:23.304782  # [   87.747845] CPU: 0 PID: 2679 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3673 10:20:23.305189  # [   87.755597] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3674 10:20:23.305566  # [   87.762132] Backtrace: 

 3675 10:20:23.305924  # [   87.764615] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3676 10:20:23.347281  # [   87.772198]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3677 10:20:23.347878  # [   87.777874] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3678 10:20:23.348280  # [   87.785202] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3679 10:20:23.348650  # [   87.792177]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 3680 10:20:23.349009  # [   87.799936] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3681 10:20:23.349359  # [   87.807429]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c6c34000

 3682 10:20:23.390868  # [   87.813104] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 3683 10:20:23.391397  # [   87.822074]  r9:c1ad06e0 r8:c15e88e4 r7:c6c35f60 r6:0000001f r5:c46b6000 r4:7fffffff

 3684 10:20:23.391760  # [   87.829834] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3685 10:20:23.392101  # [   87.840284] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138b4a0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3686 10:20:23.392428  # [   87.851943]  r5:c46b6000 r4:c6c34000

 3687 10:20:23.434961  # [   87.855535] [<c138b450>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3688 10:20:23.435565  # [   87.865454]  r4:0000002d

 3689 10:20:23.435961  # [   87.867999] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3690 10:20:23.436334  # [   87.876020] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3691 10:20:23.436695  # [   87.883948]  r9:c6c35f60 r8:c5308000 r7:0000001f r6:b6e5e000 r5:c5f9dcc0 r4:c0c351b8

 3692 10:20:23.437047  # [   87.891711] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3693 10:20:23.478967  # [   87.899552]  r9:c07e1310 r8:c6c35f60 r7:c2815800 r6:b6e5e000 r5:c5f9dcc0 r4:00000000

 3694 10:20:23.479572  # [   87.907308] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3695 10:20:23.479979  # [   87.914455]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6c34000 r5:c5f9dcc0

 3696 10:20:23.480347  # [   87.922289]  r4:c5f9dcc0

 3697 10:20:23.480702  # [   87.924837] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3698 10:20:23.481054  # [   87.931982]  r9:c6c34000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f

 3699 10:20:23.522933  # [   87.939740] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3700 10:20:23.523534  # [   87.947316] Exception stack(0xc6c35fa8 to 0xc6c35ff0)

 3701 10:20:23.523937  # [   87.952380] 5fa0:                   0000001f 0000001f 00000001 b6e5e000 0000001f 00000000

 3702 10:20:23.524312  # [   87.960568] 5fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bebf6a64

 3703 10:20:23.524674  # [   87.968754] 5fe0: 00000004 bebf6798 b6f104cf b6e967e6

 3704 10:20:23.525024  # [   87.973857] irq event stamp: 0

 3705 10:20:23.525367  # [   87.976933] hardirqs last  enabled at (0): [<00000000>] 0x0

 3706 10:20:23.567064  # [   87.982562] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3707 10:20:23.567666  # [   87.990095] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3708 10:20:23.568069  # [   87.997641] softirqs last disabled at (0): [<00000000>] 0x0

 3709 10:20:23.568437  # [   88.003233] ---[ end trace 77d48502fc65feb1 ]---

 3710 10:20:23.568833  # [   88.007902] lkdtm: Overfl[   88.430094] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3711 10:20:23.569244  ow detected: saturated

 3712 10:20:23.569596  # REFCOUN[   88.438555] lkdtm: attempting bad refcount_add_not_zero() overflow

 3713 10:20:23.611001  T_INC_NOT_ZERO_OVERFLOW: missing [   88.447583] ------------[ cut here ]------------

 3714 10:20:23.611605  'call trace:': [FAIL]

 3715 10:20:23.612002  not ok 4[4  88.455029] WARNING: CPU: 3 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3716 10:20:23.612381   selftests: lkdtm: REFCOUNT_INC_N[   88.466200] refcount_t: saturated; leaking memory.

 3717 10:20:23.612741  OT_ZERO_OVERFLOW.sh # exit=1

 3718 10:20:23.655087  # s[   88.473830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3719 10:20:23.655708  elftests: lkdtm: REFCOUNT_ADD_NOT[   88.505545] CPU: 3 PID: 2713 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3720 10:20:23.656113  _ZERO_OVE[R F L O8W8..s5h1

 3721 10:20:23.656477  6

 3722 10:20:23.656834  108] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3723 10:20:23.657192  [   88.524283] Backtrace: 

 3724 10:20:23.699142  [   88.526758] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3725 10:20:23.699742  [   88.534338]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3726 10:20:23.700143  [   88.540009] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3727 10:20:23.700514  [   88.547333] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3728 10:20:23.700867  [   88.554303]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 3729 10:20:23.701216  [   88.562059] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3730 10:20:23.701556  [   88.569548]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c5dea000

 3731 10:20:23.743156  [   88.575218] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 3732 10:20:23.743880  [   88.584184]  r9:c1ad0700 r8:c15e88e4 r7:c5debf60 r6:0000001f r5:c5c81000 r4:7fffffff

 3733 10:20:23.744409  [   88.591938] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3734 10:20:23.744800  [   88.602382] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138b528>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3735 10:20:23.745170  [   88.614037]  r5:c5c81000 r4:c5dea000

 3736 10:20:23.786949  [   88.617624] [<c138b4d8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3737 10:20:23.787548  [   88.627541]  r4:0000002e

 3738 10:20:23.787948  [   88.630083] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3739 10:20:23.788318  [   88.638099] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3740 10:20:23.788677  [   88.646023]  r9:c5debf60 r8:c5308000 r7:0000001f r6:b6df7000 r5:c5c0c140 r4:c0c351b8

 3741 10:20:23.789025  [   88.653780] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3742 10:20:23.831083  [   88.661617]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6df7000 r5:c5c0c140 r4:00000000

 3743 10:20:23.831686  [   88.669369] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3744 10:20:23.832090  [   88.676511]  r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c5dea000 r5:c5c0c140

 3745 10:20:23.832456  [   88.684344]  r4:c5c0c140

 3746 10:20:23.832811  [   88.686888] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3747 10:20:23.833160  [   88.694032]  r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000001f r4:0000001f

 3748 10:20:23.874881  [   88.701785] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3749 10:20:23.875477  [   88.709359] Exception stack(0xc5debfa8 to 0xc5debff0)

 3750 10:20:23.875875  [   88.714419] bfa0:                   0000001f 0000001f 00000001 b6df7000 0000001f 00000000

 3751 10:20:23.876251  [   88.722603] bfc0: 0000001f 0000001f b6f3ee00 00000004 00000001 00000000 00020000 bebe9a64

 3752 10:20:23.876610  [   88.730785] bfe0: 00000004 bebe9798 b6ea94cf b6e2f7e6

 3753 10:20:23.876956  [   88.735901] irq event stamp: 0

 3754 10:20:23.877297  [   88.739015] hardirqs last  enabled at (0): [<00000000>] 0x0

 3755 10:20:23.919021  [   88.744603] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3756 10:20:23.919578  [   88.752138] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3757 10:20:23.919986  [   88.759688] softirqs last disabled at (0): [<00000000>] 0x0

 3758 10:20:23.920355  [   88.765279] ---[ end trace 77d48502fc65feb2 ]---

 3759 10:20:23.920713  [   88.769951] lkdtm: Overflow detected: saturated

 3760 10:20:24.018477  # [   88.430094] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3761 10:20:24.019081  # [   88.438555] lkdtm: attempting bad refcount_add_not_zero() overflow

 3762 10:20:24.019478  # [   88.447583] ------------[ cut here ]------------

 3763 10:20:24.019848  # [   88.455029] WARNING: CPU: 3 PID: 2713 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3764 10:20:24.020213  # [   88.466200] refcount_t: saturated; leaking memory.

 3765 10:20:24.061215  # [   88.473830] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3766 10:20:24.061837  # [   88.505545] CPU: 3 PID: 2713 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3767 10:20:24.062239  # [   88.516108] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3768 10:20:24.062645  # [   88.524283] Backtrace: 

 3769 10:20:24.063005  # [   88.526758] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3770 10:20:24.104395  # [   88.534338]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3771 10:20:24.105009  # [   88.540009] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3772 10:20:24.105409  # [   88.547333] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3773 10:20:24.105779  # [   88.554303]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 3774 10:20:24.106138  # [   88.562059] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3775 10:20:24.106520  # [   88.569548]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c5dea000

 3776 10:20:24.147294  # [   88.575218] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 3777 10:20:24.147862  # [   88.584184]  r9:c1ad0700 r8:c15e88e4 r7:c5debf60 r6:0000001f r5:c5c81000 r4:7fffffff

 3778 10:20:24.148234  # [   88.591938] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3779 10:20:24.148572  # [   88.602382] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138b528>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3780 10:20:24.148901  # [   88.614037]  r5:c5c81000 r4:c5dea000

 3781 10:20:24.190873  # [   88.617624] [<c138b4d8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3782 10:20:24.191473  # [   88.627541]  r4:0000002e

 3783 10:20:24.191868  # [   88.630083] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3784 10:20:24.192237  # [   88.638099] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3785 10:20:24.192589  # [   88.646023]  r9:c5debf60 r8:c5308000 r7:0000001f r6:b6df7000 r5:c5c0c140 r4:c0c351b8

 3786 10:20:24.192937  # [   88.653780] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3787 10:20:24.235048  # [   88.661617]  r9:c07e1310 r8:c5debf60 r7:c2815800 r6:b6df7000 r5:c5c0c140 r4:00000000

 3788 10:20:24.235608  # [   88.669369] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3789 10:20:24.236023  # [   88.676511]  r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c5dea000 r5:c5c0c140

 3790 10:20:24.236399  # [   88.684344]  r4:c5c0c140

 3791 10:20:24.236728  # [   88.686888] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3792 10:20:24.237052  # [   88.694032]  r9:c5dea000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:0000001f r4:0000001f

 3793 10:20:24.278932  # [   88.701785] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3794 10:20:24.279482  # [   88.709359] Exception stack(0xc5debfa8 to 0xc5debff0)

 3795 10:20:24.279844  # [   88.714419] bfa0:                   0000001f 0000001f 00000001 b6df7000 0000001f 00000000

 3796 10:20:24.280182  # [   88.722603] bfc0: 0000001f 0000001f b6f3ee00 00000004 00000001 00000000 00020000 bebe9a64

 3797 10:20:24.280506  # [   88.730785] bfe0: 00000004 bebe9798 b6ea94cf b6e2f7e6

 3798 10:20:24.280824  # [   88.735901] irq event stamp: 0

 3799 10:20:24.281137  # [   88.739015] hardirqs last  enabled at (0): [<00000000>] 0x0

 3800 10:20:24.323011  # [   88.744603] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3801 10:20:24.323565  # [   88.752138] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3802 10:20:24.323932  # [   88.759688] softirqs last disabled at (0): [<00000000>] 0x0

 3803 10:20:24.324267  # [   88.765279] ---[ end trace 77d48502fc65feb2 ]---

 3804 10:20:24.324595  # [   88.769951] lkdtm: Overflow detected: saturated

 3805 10:20:24.324910  # REFCOUNT_ADD_NOT_ZERO_OVERFL[   89.192570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3806 10:20:24.367088  OW: missing 'call trace:': [FAIL][   89.199201] lkdtm: attempting good refcount_dec()

 3807 10:20:24.367685  

 3808 10:20:24.368082  not ok 45 se[l f t e8s9t.s2:0 6669] lkdtm: attempting bad refcount_dec() to zero

 3809 10:20:24.368456  kdtm: REFCOUNT_ADD_NOT_ZERO_OVERF[   89.214089] ------------[ cut here ]------------

 3810 10:20:24.368814  LOW.sh # exit=1

 3811 10:20:24.369158  # selftests: lkd[   89.221535] WARNING: CPU: 3 PID: 2747 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3812 10:20:24.369502  tm: REFCOUNT_DEC_ZERO.sh

 3813 10:20:24.369838  [   89.232866] refcount_t: decrement hit 0; leaking memory.

 3814 10:20:24.411054  [   89.240378] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3815 10:20:24.411673  [   89.269534] CPU: 3 PID: 2747 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3816 10:20:24.412078  [   89.277283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3817 10:20:24.412450  [   89.283815] Backtrace: 

 3818 10:20:24.454940  [   89.286290] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3819 10:20:24.455541  [   89.293869]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3820 10:20:24.455944  [   89.299540] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3821 10:20:24.456319  [   89.306863] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3822 10:20:24.456681  [   89.313834]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 3823 10:20:24.457031  [   89.321589] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3824 10:20:24.498603  [   89.329078]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c6de6000

 3825 10:20:24.498873  [   89.334750] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 3826 10:20:24.499012  [   89.343716]  r9:c1ad0720 r8:c15e88e4 r7:c6de7f60 r6:00000012 r5:c5c81000 r4:c6de6000

 3827 10:20:24.499143  [   89.351470] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 3828 10:20:24.499271  [   89.361133] [<c138b258>] (__refcount_dec.constprop.0) from [<c138b5bc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3829 10:20:24.546895  [   89.370882] [<c138b560>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3830 10:20:24.547061  [   89.379673]  r4:0000002f

 3831 10:20:24.547136  [   89.382216] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3832 10:20:24.547207  [   89.390233] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3833 10:20:24.547275  [   89.398158]  r9:c6de7f60 r8:c5308000 r7:00000012 r6:b6de5000 r5:c581ba40 r4:c0c351b8

 3834 10:20:24.547340  [   89.405915] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3835 10:20:24.590704  [   89.413753]  r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6de5000 r5:c581ba40 r4:00000000

 3836 10:20:24.590909  [   89.421505] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3837 10:20:24.591026  [   89.428648]  r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c6de6000 r5:c581ba40

 3838 10:20:24.591133  [   89.436481]  r4:c581ba40

 3839 10:20:24.591236  [   89.439026] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3840 10:20:24.591338  [   89.446170]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012

 3841 10:20:24.591438  [   89.453924] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3842 10:20:24.634552  [   89.461499] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 3843 10:20:24.634746  [   89.466559] 7fa0:                   00000012 00000012 00000001 b6de5000 00000012 00000000

 3844 10:20:24.634848  [   89.474743] 7fc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 beec1a64

 3845 10:20:24.634941  [   89.482926] 7fe0: 00000004 beec1798 b6e974cf b6e1d7e6

 3846 10:20:24.635017  [   89.488016] irq event stamp: 0

 3847 10:20:24.635094  [   89.491089] hardirqs last  enabled at (0): [<00000000>] 0x0

 3848 10:20:24.635155  [   89.496680] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3849 10:20:24.678747  [   89.504215] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3850 10:20:24.678974  [   89.511766] softirqs last disabled at (0): [<00000000>] 0x0

 3851 10:20:24.679095  [   89.517356] ---[ end trace 77d48502fc65feb3 ]---

 3852 10:20:24.679206  [   89.522033] lkdtm: Zero detected: saturated

 3853 10:20:24.777196  # [   89.192570] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3854 10:20:24.777729  # [   89.199201] lkdtm: attempting good refcount_dec()

 3855 10:20:24.778089  # [   89.206669] lkdtm: attempting bad refcount_dec() to zero

 3856 10:20:24.778523  # [   89.214089] ------------[ cut here ]------------

 3857 10:20:24.778861  # [   89.221535] WARNING: CPU: 3 PID: 2747 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3858 10:20:24.779188  # [   89.232866] refcount_t: decrement hit 0; leaking memory.

 3859 10:20:24.820251  # [   89.240378] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3860 10:20:24.820715  # [   89.269534] CPU: 3 PID: 2747 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3861 10:20:24.821072  # [   89.277283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3862 10:20:24.821408  # [   89.283815] Backtrace: 

 3863 10:20:24.863263  # [   89.286290] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3864 10:20:24.863714  # [   89.293869]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3865 10:20:24.864075  # [   89.299540] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3866 10:20:24.864413  # [   89.306863] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3867 10:20:24.864737  # [   89.313834]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 3868 10:20:24.865052  # [   89.321589] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3869 10:20:24.865365  # [   89.329078]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c6de6000

 3870 10:20:24.906822  # [   89.334750] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 3871 10:20:24.907373  # [   89.343716]  r9:c1ad0720 r8:c15e88e4 r7:c6de7f60 r6:00000012 r5:c5c81000 r4:c6de6000

 3872 10:20:24.907739  # [   89.351470] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 3873 10:20:24.908080  # [   89.361133] [<c138b258>] (__refcount_dec.constprop.0) from [<c138b5bc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3874 10:20:24.950701  # [   89.370882] [<c138b560>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3875 10:20:24.951150  # [   89.379673]  r4:0000002f

 3876 10:20:24.951505  # [   89.382216] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3877 10:20:24.951838  # [   89.390233] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3878 10:20:24.952161  # [   89.398158]  r9:c6de7f60 r8:c5308000 r7:00000012 r6:b6de5000 r5:c581ba40 r4:c0c351b8

 3879 10:20:24.952477  # [   89.405915] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3880 10:20:24.994977  # [   89.413753]  r9:c07e1310 r8:c6de7f60 r7:c2815800 r6:b6de5000 r5:c581ba40 r4:00000000

 3881 10:20:24.995528  # [   89.421505] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3882 10:20:24.995900  # [   89.428648]  r10:00000004 r9:00000000 r8:00000000 r7:b6de5000 r6:c6de6000 r5:c581ba40

 3883 10:20:24.996236  # [   89.436481]  r4:c581ba40

 3884 10:20:24.996563  # [   89.439026] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3885 10:20:24.996881  # [   89.446170]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f2ce00 r5:00000012 r4:00000012

 3886 10:20:24.997194  # [   89.453924] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3887 10:20:25.039008  # [   89.461499] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 3888 10:20:25.039558  # [   89.466559] 7fa0:                   00000012 00000012 00000001 b6de5000 00000012 00000000

 3889 10:20:25.039931  # [   89.474743] 7fc0: 00000012 00000012 b6f2ce00 00000004 00000001 00000000 00020000 beec1a64

 3890 10:20:25.040267  # [   89.482926] 7fe0: 00000004 beec1798 b6e974cf b6e1d7e6

 3891 10:20:25.040590  # [   89.488016] irq event stamp: 0

 3892 10:20:25.040905  # [   89.491089] hardirqs last  enabled at (0): [<00000000>] 0x0

 3893 10:20:25.082862  # [   89.496680] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3894 10:20:25.083461  # [   89.504215] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3895 10:20:25.083861  # [   89.511766] softirqs last disabled at (0): [<00000000>] 0x0

 3896 10:20:25.084229  # [   89.517356] ---[ end trace 77d48502fc65feb3 ]---

 3897 10:20:25.084608  # [   89.522033][   89.939801] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3898 10:20:25.084965   lkdtm: Zero detected: saturated

 3899 10:20:25.085308  [   89.946776] lkdtm: attempting bad refcount_dec() below zero

 3900 10:20:25.085677  

 3901 10:20:25.086021  # REFCOUNT_DEC_ZERO: missing 'ca[   89.955419] ------------[ cut here ]------------

 3902 10:20:25.126880  ll trace:': [FAIL]

 3903 10:20:25.127475  not ok 46 sel[   89.962879] WARNING: CPU: 0 PID: 2784 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3904 10:20:25.127888  ftests: lkdtm: REFCOUNT_DEC_ZERO.[   89.974260] refcount_t: decrement hit 0; leaking memory.

 3905 10:20:25.128260  sh # exit=1

 3906 10:20:25.174562  # selftests: lkdtm: [   89.982439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3907 10:20:25.174713  REFCOUNT_DEC_NEGATIVE.sh

 3908 10:20:25.174781  [   90.014243] CPU: 0 PID: 2784 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3909 10:20:25.174847  [   90.024127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3910 10:20:25.174910  [   90.030659] Backtrace: 

 3911 10:20:25.174971  [   90.033133] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3912 10:20:25.175030  [   90.040712]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3913 10:20:25.218607  [   90.046384] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3914 10:20:25.218816  [   90.053708] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3915 10:20:25.218926  [   90.060678]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 3916 10:20:25.219029  [   90.068433] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3917 10:20:25.219126  [   90.075922]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c69ce000

 3918 10:20:25.219222  [   90.081593] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 3919 10:20:25.262556  [   90.090559]  r9:c1ad0734 r8:c15e88e4 r7:c69cff60 r6:00000016 r5:00000000 r4:c69ce000

 3920 10:20:25.262643  [   90.098314] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 3921 10:20:25.262712  [   90.107978] [<c138b258>] (__refcount_dec.constprop.0) from [<c138b680>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3922 10:20:25.262775  [   90.118077] [<c138b638>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3923 10:20:25.262837  [   90.127213]  r5:c4698000 r4:00000030

 3924 10:20:25.306531  [   90.130799] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3925 10:20:25.306617  [   90.138816] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3926 10:20:25.306686  [   90.146740]  r9:c69cff60 r8:c5308000 r7:00000016 r6:b6e93000 r5:c6ba5180 r4:c0c351b8

 3927 10:20:25.306750  [   90.154496] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3928 10:20:25.306812  [   90.162334]  r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e93000 r5:c6ba5180 r4:00000000

 3929 10:20:25.306871  [   90.170085] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3930 10:20:25.350557  [   90.177229]  r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c69ce000 r5:c6ba5180

 3931 10:20:25.350643  [   90.185062]  r4:c6ba5180

 3932 10:20:25.350727  [   90.187607] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3933 10:20:25.350837  [   90.194750]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000016 r4:00000016

 3934 10:20:25.350898  [   90.202504] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3935 10:20:25.350958  [   90.210079] Exception stack(0xc69cffa8 to 0xc69cfff0)

 3936 10:20:25.351016  [   90.215138] ffa0:                   00000016 00000016 00000001 b6e93000 00000016 00000000

 3937 10:20:25.394472  [   90.223323] ffc0: 00000016 00000016 b6fdae00 00000004 00000001 00000000 00020000 be90aa64

 3938 10:20:25.394574  [   90.231506] ffe0: 00000004 be90a798 b6f454cf b6ecb7e6

 3939 10:20:25.394700  [   90.236611] irq event stamp: 0

 3940 10:20:25.394791  [   90.239710] hardirqs last  enabled at (0): [<00000000>] 0x0

 3941 10:20:25.394854  [   90.245301] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3942 10:20:25.394916  [   90.252837] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3943 10:20:25.395010  [   90.260373] softirqs last disabled at (0): [<00000000>] 0x0

 3944 10:20:25.438744  [   90.265959] ---[ end trace 77d48502fc65feb4 ]---

 3945 10:20:25.438951  [   90.270612] lkdtm: Negative detected: saturated

 3946 10:20:25.525261  # [   89.939801] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3947 10:20:25.525833  # [   89.946776] lkdtm: attempting bad refcount_dec() below zero

 3948 10:20:25.526214  # [   89.955419] ------------[ cut here ]------------

 3949 10:20:25.526604  # [   89.962879] WARNING: CPU: 0 PID: 2784 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3950 10:20:25.526945  # [   89.974260] refcount_t: decrement hit 0; leaking memory.

 3951 10:20:25.570933  # [   89.982439] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3952 10:20:25.571562  # [   90.014243] CPU: 0 PID: 2784 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 3953 10:20:25.572007  # [   90.024127] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3954 10:20:25.572384  # [   90.030659] Backtrace: 

 3955 10:20:25.572740  # [   90.033133] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 3956 10:20:25.618904  # [   90.040712]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 3957 10:20:25.619450  # [   90.046384] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 3958 10:20:25.619813  # [   90.053708] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 3959 10:20:25.620151  # [   90.060678]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 3960 10:20:25.620476  # [   90.068433] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 3961 10:20:25.620791  # [   90.075922]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c69ce000

 3962 10:20:25.662778  # [   90.081593] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 3963 10:20:25.663325  # [   90.090559]  r9:c1ad0734 r8:c15e88e4 r7:c69cff60 r6:00000016 r5:00000000 r4:c69ce000

 3964 10:20:25.663689  # [   90.098314] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 3965 10:20:25.664029  # [   90.107978] [<c138b258>] (__refcount_dec.constprop.0) from [<c138b680>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3966 10:20:25.664356  # [   90.118077] [<c138b638>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 3967 10:20:25.706874  # [   90.127213]  r5:c4698000 r4:00000030

 3968 10:20:25.707420  # [   90.130799] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 3969 10:20:25.707781  # [   90.138816] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 3970 10:20:25.708119  # [   90.146740]  r9:c69cff60 r8:c5308000 r7:00000016 r6:b6e93000 r5:c6ba5180 r4:c0c351b8

 3971 10:20:25.708445  # [   90.154496] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 3972 10:20:25.750878  # [   90.162334]  r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6e93000 r5:c6ba5180 r4:00000000

 3973 10:20:25.751423  # [   90.170085] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 3974 10:20:25.751787  # [   90.177229]  r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c69ce000 r5:c6ba5180

 3975 10:20:25.752124  # [   90.185062]  r4:c6ba5180

 3976 10:20:25.752451  # [   90.187607] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 3977 10:20:25.752772  # [   90.194750]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6fdae00 r5:00000016 r4:00000016

 3978 10:20:25.753088  # [   90.202504] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3979 10:20:25.794602  # [   90.210079] Exception stack(0xc69cffa8 to 0xc69cfff0)

 3980 10:20:25.794758  # [   90.215138] ffa0:                   00000016 00000016 00000001 b6e93000 00000016 00000000

 3981 10:20:25.794826  # [   90.223323] ffc0: 00000016 00000016 b6fdae00 00000004 00000001 00000000 00020000 be90aa64

 3982 10:20:25.794891  # [   90.231506] ffe0: 00000004 be90a798 b6f454cf b6ecb7e6

 3983 10:20:25.794986  # [   90.236611] irq event stamp: 0

 3984 10:20:25.795046  # [   90.239710] hardirqs last  enabled at (0): [<00000000>] 0x0

 3985 10:20:25.795134  # [   90.245301] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3986 10:20:25.838574  # [   90.252837] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 3987 10:20:25.838660  # [   90.260373] softirqs last disabled at (0): [<00000000>] 0x0

 3988 10:20:25.838728  # [   90.265959] ---[ end trace 77d48502fc65feb4 ]---

 3989 10:20:25.838804  # [   90.270612] lkdtm: Negative detected: saturated

 3990 10:20:25.838878  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 3991 10:20:25.838937  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3992 10:20:25.838995  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3993 10:20:25.875572  [   90.717196] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 3994 10:20:25.875658  [   90.724190] lkdtm: attempting bad refcount_dec_and_test() below zero

 3995 10:20:25.875726  [   90.730624] ------------[ cut here ]------------

 3996 10:20:25.875787  [   90.735273] WARNING: CPU: 0 PID: 2819 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 3997 10:20:25.875848  [   90.743941] refcount_t: underflow; use-after-free.

 3998 10:20:25.919297  [   90.748790] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 3999 10:20:25.919863  [   90.778027] CPU: 0 PID: 2819 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4000 10:20:25.920230  [   90.785778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4001 10:20:25.920562  [   90.792310] Backtrace: 

 4002 10:20:25.920884  [   90.794783] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4003 10:20:25.962816  [   90.802362]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4004 10:20:25.963361  [   90.808034] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4005 10:20:25.963719  [   90.815357] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4006 10:20:25.964057  [   90.822328]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4007 10:20:25.964379  [   90.830084] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4008 10:20:25.964693  [   90.837572]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c478e000

 4009 10:20:26.011021  [   90.843244] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4010 10:20:26.011576  [   90.852296]  r9:c1ad074c r8:c15e88e4 r7:c478ff60 r6:0000001f r5:00000000 r4:c478e000

 4011 10:20:26.011942  [   90.860052] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4012 10:20:26.012279  [   90.870502] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138b6f8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4013 10:20:26.054918  [   90.882162] [<c138b6a8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4014 10:20:26.055525  [   90.892079]  r5:c5c74000 r4:00000031

 4015 10:20:26.055927  [   90.895664] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4016 10:20:26.056300  [   90.903680] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4017 10:20:26.056658  [   90.911607]  r9:c478ff60 r8:c5308000 r7:0000001f r6:b6e4e000 r5:c6ba5a40 r4:c0c351b8

 4018 10:20:26.057004  [   90.919364] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4019 10:20:26.099068  [   90.927202]  r9:c07e1310 r8:c478ff60 r7:c2815800 r6:b6e4e000 r5:c6ba5a40 r4:00000000

 4020 10:20:26.099664  [   90.934954] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4021 10:20:26.100064  [   90.942098]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c478e000 r5:c6ba5a40

 4022 10:20:26.100428  [   90.949931]  r4:c6ba5a40

 4023 10:20:26.100782  [   90.952477] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4024 10:20:26.101128  [   90.959621]  r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f

 4025 10:20:26.101470  [   90.967375] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4026 10:20:26.142917  [   90.974948] Exception stack(0xc478ffa8 to 0xc478fff0)

 4027 10:20:26.143473  [   90.980009] ffa0:                   0000001f 0000001f 00000001 b6e4e000 0000001f 00000000

 4028 10:20:26.143840  [   90.988192] ffc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 bed80a64

 4029 10:20:26.144169  [   90.996373] ffe0: 00000004 bed80798 b6f004cf b6e867e6

 4030 10:20:26.144493  [   91.001472] irq event stamp: 0

 4031 10:20:26.144806  [   91.004546] hardirqs last  enabled at (0): [<00000000>] 0x0

 4032 10:20:26.145111  [   91.010165] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4033 10:20:26.186805  [   91.017698] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4034 10:20:26.187254  [   91.025200] softirqs last disabled at (0): [<00000000>] 0x0

 4035 10:20:26.187610  [   91.030815] ---[ end trace 77d48502fc65feb5 ]---

 4036 10:20:26.187942  [   91.035445] lkdtm: Negative detected: saturated

 4037 10:20:26.292278  # [   90.717196] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4038 10:20:26.292396  # [   90.724190] lkdtm: attempting bad refcount_dec_and_test() below zero

 4039 10:20:26.292482  # [   90.730624] ------------[ cut here ]------------

 4040 10:20:26.292564  # [   90.735273] WARNING: CPU: 0 PID: 2819 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4041 10:20:26.292659  # [   90.743941] refcount_t: underflow; use-after-free.

 4042 10:20:26.335425  # [   90.748790] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4043 10:20:26.335517  # [   90.778027] CPU: 0 PID: 2819 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4044 10:20:26.335619  # [   90.785778] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4045 10:20:26.335683  # [   90.792310] Backtrace: 

 4046 10:20:26.335745  # [   90.794783] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4047 10:20:26.378470  # [   90.802362]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4048 10:20:26.378558  # [   90.808034] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4049 10:20:26.378628  # [   90.815357] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4050 10:20:26.378692  # [   90.822328]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4051 10:20:26.378796  # [   90.830084] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4052 10:20:26.378875  # [   90.837572]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c478e000

 4053 10:20:26.422521  # [   90.843244] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4054 10:20:26.422639  # [   90.852296]  r9:c1ad074c r8:c15e88e4 r7:c478ff60 r6:0000001f r5:00000000 r4:c478e000

 4055 10:20:26.422722  # [   90.860052] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4056 10:20:26.422801  # [   90.870502] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138b6f8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4057 10:20:26.466502  # [   90.882162] [<c138b6a8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4058 10:20:26.466608  # [   90.892079]  r5:c5c74000 r4:00000031

 4059 10:20:26.466690  # [   90.895664] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4060 10:20:26.466789  # [   90.903680] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4061 10:20:26.466850  # [   90.911607]  r9:c478ff60 r8:c5308000 r7:0000001f r6:b6e4e000 r5:c6ba5a40 r4:c0c351b8

 4062 10:20:26.466942  # [   90.919364] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4063 10:20:26.510563  # [   90.927202]  r9:c07e1310 r8:c478ff60 r7:c2815800 r6:b6e4e000 r5:c6ba5a40 r4:00000000

 4064 10:20:26.510651  # [   90.934954] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4065 10:20:26.510750  # [   90.942098]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c478e000 r5:c6ba5a40

 4066 10:20:26.510814  # [   90.949931]  r4:c6ba5a40

 4067 10:20:26.510876  # [   90.952477] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4068 10:20:26.510976  # [   90.959621]  r9:c478e000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:0000001f r4:0000001f

 4069 10:20:26.554477  # [   90.967375] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4070 10:20:26.554565  # [   90.974948] Exception stack(0xc478ffa8 to 0xc478fff0)

 4071 10:20:26.554635  # [   90.980009] ffa0:                   0000001f 0000001f 00000001 b6e4e000 0000001f 00000000

 4072 10:20:26.554700  # [   90.988192] ffc0: 0000001f 0000001f b6f95e00 00000004 00000001 00000000 00020000 bed80a64

 4073 10:20:26.554802  # [   90.996373] ffe0: 00000004 bed80798 b6f004cf b6e867e6

 4074 10:20:26.554863  # [   91.001472] irq event stamp: 0

 4075 10:20:26.554923  # [   91.004546] hardirqs last  enabled at (0): [<00000000>] 0x0

 4076 10:20:26.598512  # [   91.010165] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4077 10:20:26.598599  # [   91.017698] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4078 10:20:26.598669  # [   91.025200] softirqs last [   91.449005] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4079 10:20:26.598763  disabled at (0): [<00000000>] 0x0[   91.457599] lkdtm: attempting bad refcount_sub_and_test() below zero

 4080 10:20:26.598826  

 4081 10:20:26.598900  # [   91.030815] ---[ end trace[   91.466750] ------------[ cut here ]------------

 4082 10:20:26.598974   77d48502fc65feb5 ]---

 4083 10:20:26.642470  # [   91.[   91.474408] WARNING: CPU: 0 PID: 2854 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4084 10:20:26.642558  035445] lkdtm: Negative detected:[   91.485747] refcount_t: underflow; use-after-free.

 4085 10:20:26.642630   saturated

 4086 10:20:26.686507  # REFCOUNT_DEC_AND_TE[   91.493507] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4087 10:20:26.686598  ST_NEGATIVE: saw 'Negative detect[   91.525170] CPU: 0 PID: 2854 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4088 10:20:26.686668  [   91.535729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4089 10:20:26.686732  [   91.542261] Backtrace: 

 4090 10:20:26.686827  [   91.544735] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4091 10:20:26.686889  [   91.552313]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4092 10:20:26.686948  [   91.557983] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4093 10:20:26.730505  [   91.565306] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4094 10:20:26.730592  [   91.572278]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4095 10:20:26.730662  [   91.580033] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4096 10:20:26.730726  [   91.587522]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5ec0000

 4097 10:20:26.730788  [   91.593194] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4098 10:20:26.774463  [   91.602247]  r9:c1ad076c r8:c15e88e4 r7:c5ec1f60 r6:0000001f r5:c5c64000 r4:c5ec0000

 4099 10:20:26.774551  [   91.610002] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4100 10:20:26.774621  [   91.620450] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138b784>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4101 10:20:26.774686  [   91.632112] [<c138b734>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4102 10:20:26.774749  [   91.642029]  r4:00000032

 4103 10:20:26.818464  [   91.644572] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4104 10:20:26.818552  [   91.652589] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4105 10:20:26.818621  [   91.660513]  r9:c5ec1f60 r8:c5308000 r7:0000001f r6:b6e2b000 r5:c6ba4dc0 r4:c0c351b8

 4106 10:20:26.818684  [   91.668270] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4107 10:20:26.818746  [   91.676109]  r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e2b000 r5:c6ba4dc0 r4:00000000

 4108 10:20:26.818805  [   91.683861] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4109 10:20:26.862463  [   91.691006]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ec0000 r5:c6ba4dc0

 4110 10:20:26.862550  [   91.698839]  r4:c6ba4dc0

 4111 10:20:26.862619  [   91.701383] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4112 10:20:26.862684  [   91.708525]  r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:0000001f r4:0000001f

 4113 10:20:26.862747  [   91.716278] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4114 10:20:26.862807  [   91.723852] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0)

 4115 10:20:26.862866  [   91.728911] 1fa0:                   0000001f 0000001f 00000001 b6e2b000 0000001f 00000000

 4116 10:20:26.906463  [   91.737094] 1fc0: 0000001f 0000001f b6f72e00 00000004 00000001 00000000 00020000 befc2a64

 4117 10:20:26.906551  [   91.745276] 1fe0: 00000004 befc2798 b6edd4cf b6e637e6

 4118 10:20:26.906620  ed: saturated': ok

 4119 10:20:26.906683  ok 48 selftes[   91.750396] irq event stamp: 0

 4120 10:20:26.906746  ts: lkdtm: REFCOUNT_DEC_AND_TEST_[   91.756323] hardirqs last  enabled at (0): [<00000000>] 0x0

 4121 10:20:26.906806  NEGATIVE.sh

 4122 10:20:26.906867  # selftests: lkdtm: [   91.764797] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4123 10:20:26.950471  REFCOUNT_SUB_AND_TEST_NEGATIVE.sh[   91.775174] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4124 10:20:26.950559  

 4125 10:20:26.950627  [   91.785511] softirqs last disabled at (0): [<00000000>] 0x0

 4126 10:20:26.950691  [   91.791261] ---[ end trace 77d48502fc65feb6 ]---

 4127 10:20:26.950753  [   91.795891] lkdtm: Negative detected: saturated

 4128 10:20:27.053434  # [   91.449005] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4129 10:20:27.053523  # [   91.457599] lkdtm: attempting bad refcount_sub_and_test() below zero

 4130 10:20:27.053594  # [   91.466750] ------------[ cut here ]------------

 4131 10:20:27.053657  # [   91.474408] WARNING: CPU: 0 PID: 2854 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4132 10:20:27.053720  # [   91.485747] refcount_t: underflow; use-after-free.

 4133 10:20:27.096397  # [   91.493507] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4134 10:20:27.096488  # [   91.525170] CPU: 0 PID: 2854 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4135 10:20:27.096558  # [   91.535729] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4136 10:20:27.096621  # [   91.542261] Backtrace: 

 4137 10:20:27.096682  # [   91.544735] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4138 10:20:27.139507  # [   91.552313]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4139 10:20:27.139626  # [   91.557983] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4140 10:20:27.139745  # [   91.565306] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4141 10:20:27.139842  # [   91.572278]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4142 10:20:27.139937  # [   91.580033] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4143 10:20:27.140000  # [   91.587522]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5ec0000

 4144 10:20:27.182632  # [   91.593194] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4145 10:20:27.182719  # [   91.602247]  r9:c1ad076c r8:c15e88e4 r7:c5ec1f60 r6:0000001f r5:c5c64000 r4:c5ec0000

 4146 10:20:27.182789  # [   91.610002] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4147 10:20:27.182854  # [   91.620450] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138b784>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4148 10:20:27.226528  # [   91.632112] [<c138b734>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4149 10:20:27.226617  # [   91.642029]  r4:00000032

 4150 10:20:27.226685  # [   91.644572] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4151 10:20:27.226774  # [   91.652589] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4152 10:20:27.226851  # [   91.660513]  r9:c5ec1f60 r8:c5308000 r7:0000001f r6:b6e2b000 r5:c6ba4dc0 r4:c0c351b8

 4153 10:20:27.226912  # [   91.668270] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4154 10:20:27.270505  # [   91.676109]  r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e2b000 r5:c6ba4dc0 r4:00000000

 4155 10:20:27.270595  # [   91.683861] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4156 10:20:27.270663  # [   91.691006]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2b000 r6:c5ec0000 r5:c6ba4dc0

 4157 10:20:27.270726  # [   91.698839]  r4:c6ba4dc0

 4158 10:20:27.270785  # [   91.701383] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4159 10:20:27.270844  # [   91.708525]  r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6f72e00 r5:0000001f r4:0000001f

 4160 10:20:27.314508  # [   91.716278] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4161 10:20:27.314599  # [   91.723852] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0)

 4162 10:20:27.314667  # [   91.728911] 1fa0:                   0000001f 0000001f 00000001 b6e2b000 0000001f 00000000

 4163 10:20:27.314730  # [   91.737094] 1fc0: 0000001f 0000001f b6f72e00 00000004 00000001 00000000 00020000 befc2a64

 4164 10:20:27.314791  # [   91.745276] 1fe0: 00000004 befc2798 b6edd4cf b6e637e6

 4165 10:20:27.314849  # [   91.750396] irq event stamp: 0

 4166 10:20:27.314907  # [   91.756323] hardirqs last  enabled at (0): [<00000000>] 0x0

 4167 10:20:27.358511  # [   91.764797] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4168 10:20:27.358597  # [   91.775174] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4169 10:20:27.358665  # [   91.785511] softirqs last disabled at (0): [<00000000>] 0x0

 4170 10:20:27.358727  # [   91.791261] ---[ end trace[   92.215375] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4171 10:20:27.358787   77d48502fc65feb6 ]---

 4172 10:20:27.358846  # [   91.[   92.222345] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4173 10:20:27.358904  795891] lkdtm: Negative detected:[   92.231457] lkdtm: Good: zero detected

 4174 10:20:27.358963   saturated

 4175 10:20:27.402508  # REFCOUNT_SUB_AND_TE[   92.238142] lkdtm: Correctly stayed at zero

 4176 10:20:27.402598  ST_NEGATIVE: saw 'Negative detect   92.245085] lkdtm: attempting bad refcount_inc() from zero

 4177 10:20:27.402665  ed: saturated': ok

 4178 10:20:27.402727  ok 49 selftes[   92.253366] ------------[ cut here ]------------

 4179 10:20:27.402788  ts: lkdtm: REFCOUNT_SUB_AND_TEST_[   92.260865] WARNING: CPU: 3 PID: 2886 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4180 10:20:27.402849  NEGATIVE.sh

 4181 10:20:27.402907  # selftests: lkdtm: [   92.272232] refcount_t: addition on 0; use-after-free.

 4182 10:20:27.402964  REFCOUNT_INC_ZERO.sh

 4183 10:20:27.446465  [   92.280232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4184 10:20:27.446556  [   92.310990] CPU: 3 PID: 2886 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4185 10:20:27.446625  [   92.318739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4186 10:20:27.490464  [   92.325272] Backtrace: 

 4187 10:20:27.490549  [   92.327746] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4188 10:20:27.490616  [   92.335324]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4189 10:20:27.490679  [   92.340997] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4190 10:20:27.490740  [   92.348320] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4191 10:20:27.490799  [   92.355290]  r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734

 4192 10:20:27.534500  [   92.363044] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4193 10:20:27.534584  [   92.370534]  r7:00000019 r6:c1a24734 r5:c1a24744 r4:c47e4000

 4194 10:20:27.534652  [   92.376204] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873874>] (refcount_warn_saturate+0x108/0x174)

 4195 10:20:27.534715  [   92.385258]  r9:c1ad078c r8:c15e88e4 r7:c47e5f60 r6:00000012 r5:00000000 r4:c47e4000

 4196 10:20:27.534776  [   92.393016] [<c087376c>] (refcount_warn_saturate) from [<c0c35e6c>] (__refcount_add.constprop.0+0x54/0x58)

 4197 10:20:27.534835  [   92.402682] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b868>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4198 10:20:27.578509  [   92.412432] [<c138b7c0>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4199 10:20:27.578654  [   92.421222]  r5:c5c80000 r4:00000033

 4200 10:20:27.578721  [   92.424805] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4201 10:20:27.578784  [   92.432822] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4202 10:20:27.578845  [   92.440747]  r9:c47e5f60 r8:c5308000 r7:00000012 r6:b6db9000 r5:c6ba4a00 r4:c0c351b8

 4203 10:20:27.578904  [   92.448504] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4204 10:20:27.622459  [   92.456342]  r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6db9000 r5:c6ba4a00 r4:00000000

 4205 10:20:27.622546  [   92.464095] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4206 10:20:27.622633  [   92.471239]  r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c47e4000 r5:c6ba4a00

 4207 10:20:27.622710  [   92.479074]  r4:c6ba4a00

 4208 10:20:27.622771  [   92.481618] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4209 10:20:27.622833  [   92.488760]  r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000012 r4:00000012

 4210 10:20:27.670468  [   92.496515] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4211 10:20:27.670556  [   92.504090] Exception stack(0xc47e5fa8 to 0xc47e5ff0)

 4212 10:20:27.670641  [   92.509150] 5fa0:                   00000012 00000012 00000001 b6db9000 00000012 00000000

 4213 10:20:27.670720  [   92.517334] 5fc0: 00000012 00000012 b6f00e00 00000004 00000001 00000000 00020000 bee73a64

 4214 10:20:27.670831  [   92.525515] 5fe0: 00000004 bee73798 b6e6b4cf b6df17e6

 4215 10:20:27.670907  [   92.530625] irq event stamp: 0

 4216 10:20:27.670966  [   92.533696] hardirqs last  enabled at (0): [<00000000>] 0x0

 4217 10:20:27.718458  [   92.539312] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4218 10:20:27.718547  [   92.546821] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4219 10:20:27.718616  [   92.554414] softirqs last disabled at (0): [<00000000>] 0x0

 4220 10:20:27.718680  [   92.560034] ---[ end trace 77d48502fc65feb7 ]---

 4221 10:20:27.718742  [   92.564666] lkdtm: Zero detected: saturated

 4222 10:20:27.817689  # [   92.215375] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4223 10:20:27.817781  # [   92.222345] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4224 10:20:27.817850  # [   92.231457] lkdtm: Good: zero detected

 4225 10:20:27.817913  # [   92.238142] lkdtm: Correctly stayed at zero

 4226 10:20:27.817975  # [   92.245085] lkdtm: attempting bad refcount_inc() from zero

 4227 10:20:27.818035  # [   92.253366] ------------[ cut here ]------------

 4228 10:20:27.818094  # [   92.260865] WARNING: CPU: 3 PID: 2886 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4229 10:20:27.860753  # [   92.272232] refcount_t: addition on 0; use-after-free.

 4230 10:20:27.860842  # [   92.280232] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4231 10:20:27.860915  # [   92.310990] CPU: 3 PID: 2886 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4232 10:20:27.903839  # [   92.318739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4233 10:20:27.903946  # [   92.325272] Backtrace: 

 4234 10:20:27.904031  # [   92.327746] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4235 10:20:27.904096  # [   92.335324]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4236 10:20:27.904158  # [   92.340997] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4237 10:20:27.904219  # [   92.348320] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4238 10:20:27.904279  # [   92.355290]  r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734

 4239 10:20:27.946861  # [   92.363044] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4240 10:20:27.946949  # [   92.370534]  r7:00000019 r6:c1a24734 r5:c1a24744 r4:c47e4000

 4241 10:20:27.947035  # [   92.376204] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873874>] (refcount_warn_saturate+0x108/0x174)

 4242 10:20:27.947113  # [   92.385258]  r9:c1ad078c r8:c15e88e4 r7:c47e5f60 r6:00000012 r5:00000000 r4:c47e4000

 4243 10:20:27.947174  # [   92.393016] [<c087376c>] (refcount_warn_saturate) from [<c0c35e6c>] (__refcount_add.constprop.0+0x54/0x58)

 4244 10:20:27.990508  # [   92.402682] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b868>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4245 10:20:27.990598  # [   92.412432] [<c138b7c0>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4246 10:20:27.990670  # [   92.421222]  r5:c5c80000 r4:00000033

 4247 10:20:27.990735  # [   92.424805] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4248 10:20:27.990799  # [   92.432822] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4249 10:20:27.990861  # [   92.440747]  r9:c47e5f60 r8:c5308000 r7:00000012 r6:b6db9000 r5:c6ba4a00 r4:c0c351b8

 4250 10:20:28.034526  # [   92.448504] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4251 10:20:28.034614  # [   92.456342]  r9:c07e1310 r8:c47e5f60 r7:c2815800 r6:b6db9000 r5:c6ba4a00 r4:00000000

 4252 10:20:28.034683  # [   92.464095] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4253 10:20:28.034747  # [   92.471239]  r10:00000004 r9:00000000 r8:00000000 r7:b6db9000 r6:c47e4000 r5:c6ba4a00

 4254 10:20:28.034808  # [   92.479074]  r4:c6ba4a00

 4255 10:20:28.034867  # [   92.481618] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4256 10:20:28.078462  # [   92.488760]  r9:c47e4000 r8:c03002e4 r7:00000004 r6:b6f00e00 r5:00000012 r4:00000012

 4257 10:20:28.078549  # [   92.496515] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4258 10:20:28.078619  # [   92.504090] Exception stack(0xc47e5fa8 to 0xc47e5ff0)

 4259 10:20:28.078682  # [   92.509150] 5fa0:                   00000012 00000012 00000001 b6db9000 00000012 00000000

 4260 10:20:28.078745  # [   92.517334] 5fc0: 00000012 00000012 b6f00e00 00000004 00000001 00000000 00020000 bee73a64

 4261 10:20:28.078806  # [   92.525515] 5fe0: 00000004 bee73798 b6e6b4cf b6df17e6

 4262 10:20:28.078866  # [   92.530625] irq event stamp: 0

 4263 10:20:28.122505  # [   92.533696] hardirqs last  enabled at (0): [<00000000>] 0x0

 4264 10:20:28.122593  # [   92.539312] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4265 10:20:28.122662  # [   92.546821] softirqs last  enabled at (0): [<c0353d04>][   92.977815] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4266 10:20:28.122727   copy_process+[0 x 5 f982/.09x814872] lkdtm: attempting safe refcount_add_not_zero() from zero

 4267 10:20:28.122789  74

 4268 10:20:28.122851  # [   92.554414] softirqs las[   92.993398] lkdtm: Good: zero detected

 4269 10:20:28.166499  t disabled at (0): [<00000000>] 0[   92.999910] lkdtm: Correctly stayed at zero

 4270 10:20:28.166586  x0

 4271 10:20:28.166655  # [   92.560034] [- - - [9 3e006895] lkdtm: attempting bad refcount_add() from zero

 4272 10:20:28.166719  nd trace 77d48502fc65feb7 ]---

 4273 10:20:28.166782  #[   93.014731] ------------[ cut here ]------------

 4274 10:20:28.166842   [   92.564666] lkdtm: Zero detec[   93.022174] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4275 10:20:28.166903  ted: saturated

 4276 10:20:28.166960  # REFCOUNT_INC_ZE[   93.033547] refcount_t: addition on 0; use-after-free.

 4277 10:20:28.210505  RO: missing 'call trace:': [FAIL][   93.041546] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4278 10:20:28.210595  

 4279 10:20:28.210663  not ok 50 selftests: lkdtm: REF[   93.073261] CPU: 2 PID: 2920 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4280 10:20:28.258977  COUNT_INC_[Z E R O9.3s.h0 8#3 8e19] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4281 10:20:28.259529  it=1

 4282 10:20:28.259889  # selft[e s t s9:3 .l0k9d2t66] Backtrace: 

 4283 10:20:28.260223  m: REFCOUNT_ADD_ZERO.sh

 4284 10:20:28.260549  [   93.096539] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4285 10:20:28.260867  [   93.106265]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4286 10:20:28.261179  [   93.111939] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4287 10:20:28.261484  [   93.119264] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4288 10:20:28.261787  [   93.126235]  r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734

 4289 10:20:28.302934  [   93.133992] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4290 10:20:28.303548  [   93.141481]  r7:00000019 r6:c1a24734 r5:c1a24744 r4:c5e4a000

 4291 10:20:28.303955  [   93.147152] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873874>] (refcount_warn_saturate+0x108/0x174)

 4292 10:20:28.304327  [   93.156207]  r9:c1ad07a0 r8:c15e88e4 r7:c5e4bf60 r6:00000012 r5:00000000 r4:c5e4a000

 4293 10:20:28.304684  [   93.163962] [<c087376c>] (refcount_warn_saturate) from [<c0c35e6c>] (__refcount_add.constprop.0+0x54/0x58)

 4294 10:20:28.346834  [   93.173627] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b934>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4295 10:20:28.347427  [   93.183376] [<c138b88c>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4296 10:20:28.347820  [   93.192165]  r5:c47b4000 r4:00000034

 4297 10:20:28.348184  [   93.195749] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4298 10:20:28.348538  [   93.203766] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4299 10:20:28.348888  [   93.211691]  r9:c5e4bf60 r8:c5308000 r7:00000012 r6:b6e57000 r5:c5b58b40 r4:c0c351b8

 4300 10:20:28.394731  [   93.219449] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4301 10:20:28.395255  [   93.227286]  r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6e57000 r5:c5b58b40 r4:00000000

 4302 10:20:28.395616  [   93.235038] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4303 10:20:28.395948  [   93.242182]  r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c5e4a000 r5:c5b58b40

 4304 10:20:28.396272  [   93.250015]  r4:c5b58b40

 4305 10:20:28.396589  [   93.252559] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4306 10:20:28.438535  [   93.259702]  r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000012 r4:00000012

 4307 10:20:28.438697  [   93.267455] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4308 10:20:28.438767  [   93.275029] Exception stack(0xc5e4bfa8 to 0xc5e4bff0)

 4309 10:20:28.438833  [   93.280088] bfa0:                   00000012 00000012 00000001 b6e57000 00000012 00000000

 4310 10:20:28.438897  [   93.288272] bfc0: 00000012 00000012 b6f9ee00 00000004 00000001 00000000 00020000 bec98a64

 4311 10:20:28.438959  [   93.296454] bfe0: 00000004 bec98798 b6f094cf b6e8f7e6

 4312 10:20:28.439017  [   93.301565] irq event stamp: 0

 4313 10:20:28.486919  [   93.304635] hardirqs last  enabled at (0): [<00000000>] 0x0

 4314 10:20:28.487448  [   93.310249] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4315 10:20:28.487806  [   93.317800] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4316 10:20:28.488139  [   93.325312] softirqs last disabled at (0): [<00000000>] 0x0

 4317 10:20:28.488462  [   93.330933] ---[ end trace 77d48502fc65feb8 ]---

 4318 10:20:28.488774  [   93.335565] lkdtm: Zero detected: saturated

 4319 10:20:28.590373  # [   92.977815] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4320 10:20:28.590553  # [   92.984872] lkdtm: attempting safe refcount_add_not_zero() from zero

 4321 10:20:28.590624  # [   92.993398] lkdtm: Good: zero detected

 4322 10:20:28.590689  # [   92.999910] lkdtm: Correctly stayed at zero

 4323 10:20:28.590753  # [   93.006895] lkdtm: attempting bad refcount_add() from zero

 4324 10:20:28.590814  # [   93.014731] ------------[ cut here ]------------

 4325 10:20:28.590873  # [   93.022174] WARNING: CPU: 2 PID: 2920 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4326 10:20:28.633523  # [   93.033547] refcount_t: addition on 0; use-after-free.

 4327 10:20:28.633642  # [   93.041546] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4328 10:20:28.633735  # [   93.073261] CPU: 2 PID: 2920 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4329 10:20:28.676331  # [   93.083819] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4330 10:20:28.676421  # [   93.092166] Backtrace: 

 4331 10:20:28.676491  # [   93.096539] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4332 10:20:28.676559  # [   93.106265]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4333 10:20:28.676623  # [   93.111939] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4334 10:20:28.676685  # [   93.119264] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4335 10:20:28.676745  # [   93.126235]  r9:00000009 r8:c0873874 r7:00000019 r6:00000009 r5:c0873874 r4:c1a24734

 4336 10:20:28.719418  # [   93.133992] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4337 10:20:28.719541  # [   93.141481]  r7:00000019 r6:c1a24734 r5:c1a24744 r4:c5e4a000

 4338 10:20:28.719611  # [   93.147152] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873874>] (refcount_warn_saturate+0x108/0x174)

 4339 10:20:28.719677  # [   93.156207]  r9:c1ad07a0 r8:c15e88e4 r7:c5e4bf60 r6:00000012 r5:00000000 r4:c5e4a000

 4340 10:20:28.719740  # [   93.163962] [<c087376c>] (refcount_warn_saturate) from [<c0c35e6c>] (__refcount_add.constprop.0+0x54/0x58)

 4341 10:20:28.762531  # [   93.173627] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b934>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4342 10:20:28.762667  # [   93.183376] [<c138b88c>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4343 10:20:28.762755  # [   93.192165]  r5:c47b4000 r4:00000034

 4344 10:20:28.762819  # [   93.195749] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4345 10:20:28.762883  # [   93.203766] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4346 10:20:28.762945  # [   93.211691]  r9:c5e4bf60 r8:c5308000 r7:00000012 r6:b6e57000 r5:c5b58b40 r4:c0c351b8

 4347 10:20:28.806485  # [   93.219449] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4348 10:20:28.806600  # [   93.227286]  r9:c07e1310 r8:c5e4bf60 r7:c2815800 r6:b6e57000 r5:c5b58b40 r4:00000000

 4349 10:20:28.806671  # [   93.235038] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4350 10:20:28.806738  # [   93.242182]  r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c5e4a000 r5:c5b58b40

 4351 10:20:28.806800  # [   93.250015]  r4:c5b58b40

 4352 10:20:28.806862  # [   93.252559] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4353 10:20:28.850450  # [   93.259702]  r9:c5e4a000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:00000012 r4:00000012

 4354 10:20:28.850550  # [   93.267455] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4355 10:20:28.850619  # [   93.275029] Exception stack(0xc5e4bfa8 to 0xc5e4bff0)

 4356 10:20:28.850684  # [   93.280088] bfa0:                   00000012 00000012 00000001 b6e57000 00000012 00000000

 4357 10:20:28.850746  # [   93.288272] bfc0: 00000012 00000012 b6f9ee00 00000004 00000001 00000000 00020000 bec98a64

 4358 10:20:28.850807  # [   93.296454] bfe0: 00000004 bec98798 b6f094cf b6e8f7e6

 4359 10:20:28.850867  # [   93.301565] irq event stamp: 0

 4360 10:20:28.894503  # [   93.304635] hardirqs last  enabled at (0): [<00000000>] 0x0

 4361 10:20:28.894593  # [   93.310249] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4362 10:20:28.894662  # [   93.317800] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4363 10:20:28.894727  # [   93.325312] softirqs last disabled at (0): [<00000000>] 0x0

 4364 10:20:28.894790  # [   93.330933] ---[ end trace [   93.762551] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4365 10:20:28.894851  77d48502fc65feb8 ]---

 4366 10:20:28.938509  # [   93.3[   93.770130] lkdtm: attempting bad refcount_inc() from saturated

 4367 10:20:28.938615  35565] lkdtm: Zero detected: satu[   93.778775] ------------[ cut here ]------------

 4368 10:20:28.938687  rated

 4369 10:20:28.938751  # REFCOUNT_ADD_ZERO: missi[   93.786221] WARNING: CPU: 3 PID: 2957 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4370 10:20:28.938815  ng 'call trace:': [FAIL]

 4371 10:20:28.938876  not ok [   93.797614] refcount_t: saturated; leaking memory.

 4372 10:20:28.982501  51 selftests: lkdtm: REFCOUNT_ADD[   93.805216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4373 10:20:28.982599  _ZERO.sh # exit=1

 4374 10:20:28.982669  # selftests: l[   93.836969] CPU: 3 PID: 2957 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4375 10:20:28.982735  kdtm: REF[C O U N9T3_.I8N4C7_5S2A] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4376 10:20:28.982798  TURATED.sh

 4377 10:20:28.982857  [   93.855783] Backtrace: 

 4378 10:20:29.026478  [   93.859288] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4379 10:20:29.026566  [   93.866867]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4380 10:20:29.026636  [   93.872537] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4381 10:20:29.026701  [   93.879860] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4382 10:20:29.026764  [   93.886829]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 4383 10:20:29.026826  [   93.894584] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4384 10:20:29.074490  [   93.902073]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5a8e000

 4385 10:20:29.074578  [   93.907745] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 4386 10:20:29.074647  [   93.916711]  r9:c1ad07b4 r8:c15e88e4 r7:c5a8ff60 r6:00000017 r5:c5c80000 r4:c5a8e000

 4387 10:20:29.074711  [   93.924468] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 4388 10:20:29.074774  [   93.934133] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b9a4>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4389 10:20:29.118517  [   93.944318] [<c138b958>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4390 10:20:29.118609  [   93.953539]  r4:00000035

 4391 10:20:29.118679  [   93.956080] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4392 10:20:29.118744  [   93.964097] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4393 10:20:29.118807  [   93.972022]  r9:c5a8ff60 r8:c5308000 r7:00000017 r6:b6dc9000 r5:c5c0d180 r4:c0c351b8

 4394 10:20:29.118868  [   93.979778] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4395 10:20:29.162512  [   93.987618]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6dc9000 r5:c5c0d180 r4:00000000

 4396 10:20:29.162601  [   93.995372] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4397 10:20:29.162670  [   94.002516]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5a8e000 r5:c5c0d180

 4398 10:20:29.162734  [   94.010349]  r4:c5c0d180

 4399 10:20:29.162797  [   94.012894] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4400 10:20:29.162857  [   94.020039]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017

 4401 10:20:29.162917  [   94.027793] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4402 10:20:29.206471  [   94.035366] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 4403 10:20:29.206560  [   94.040426] ffa0:                   00000017 00000017 00000001 b6dc9000 00000017 00000000

 4404 10:20:29.206629  [   94.048611] ffc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 bede9a64

 4405 10:20:29.206693  [   94.056793] ffe0: 00000004 bede9798 b6e7b4cf b6e017e6

 4406 10:20:29.206755  [   94.061951] irq event stamp: 0

 4407 10:20:29.206817  [   94.065024] hardirqs last  enabled at (0): [<00000000>] 0x0

 4408 10:20:29.206877  [   94.070640] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4409 10:20:29.250479  [   94.078194] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4410 10:20:29.250579  [   94.085697] softirqs last disabled at (0): [<00000000>] 0x0

 4411 10:20:29.250649  [   94.091320] ---[ end trace 77d48502fc65feb9 ]---

 4412 10:20:29.250714  [   94.095954] lkdtm: Saturation detected: still saturated

 4413 10:20:29.358240  # [   93.762551] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4414 10:20:29.358710  # [   93.770130] lkdtm: attempting bad refcount_inc() from saturated

 4415 10:20:29.359064  # [   93.778775] ------------[ cut here ]------------

 4416 10:20:29.359395  # [   93.786221] WARNING: CPU: 3 PID: 2957 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4417 10:20:29.359720  # [   93.797614] refcount_t: saturated; leaking memory.

 4418 10:20:29.401291  # [   93.805216] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4419 10:20:29.401871  # [   93.836969] CPU: 3 PID: 2957 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4420 10:20:29.402245  # [   93.847522] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4421 10:20:29.402613  # [   93.855783] Backtrace: 

 4422 10:20:29.402937  # [   93.859288] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4423 10:20:29.443939  # [   93.866867]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4424 10:20:29.444100  # [   93.872537] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4425 10:20:29.444171  # [   93.879860] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4426 10:20:29.444237  # [   93.886829]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 4427 10:20:29.444300  # [   93.894584] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4428 10:20:29.444362  # [   93.902073]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c5a8e000

 4429 10:20:29.487550  # [   93.907745] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 4430 10:20:29.488137  # [   93.916711]  r9:c1ad07b4 r8:c15e88e4 r7:c5a8ff60 r6:00000017 r5:c5c80000 r4:c5a8e000

 4431 10:20:29.488511  # [   93.924468] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 4432 10:20:29.488853  # [   93.934133] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138b9a4>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4433 10:20:29.530803  # [   93.944318] [<c138b958>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4434 10:20:29.531253  # [   93.953539]  r4:00000035

 4435 10:20:29.531606  # [   93.956080] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4436 10:20:29.531938  # [   93.964097] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4437 10:20:29.532259  # [   93.972022]  r9:c5a8ff60 r8:c5308000 r7:00000017 r6:b6dc9000 r5:c5c0d180 r4:c0c351b8

 4438 10:20:29.532574  # [   93.979778] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4439 10:20:29.574770  # [   93.987618]  r9:c07e1310 r8:c5a8ff60 r7:c2815800 r6:b6dc9000 r5:c5c0d180 r4:00000000

 4440 10:20:29.575220  # [   93.995372] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4441 10:20:29.575576  # [   94.002516]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c5a8e000 r5:c5c0d180

 4442 10:20:29.575913  # [   94.010349]  r4:c5c0d180

 4443 10:20:29.576238  # [   94.012894] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4444 10:20:29.576554  # [   94.020039]  r9:c5a8e000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000017 r4:00000017

 4445 10:20:29.576864  # [   94.027793] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4446 10:20:29.618614  # [   94.035366] Exception stack(0xc5a8ffa8 to 0xc5a8fff0)

 4447 10:20:29.618811  # [   94.040426] ffa0:                   00000017 00000017 00000001 b6dc9000 00000017 00000000

 4448 10:20:29.618905  # [   94.048611] ffc0: 00000017 00000017 b6f10e00 00000004 00000001 00000000 00020000 bede9a64

 4449 10:20:29.618992  # [   94.056793] ffe0: 00000004 bede9798 b6e7b4cf b6e017e6

 4450 10:20:29.619077  # [   94.061951] irq event stamp: 0

 4451 10:20:29.619160  # [   94.065024] hardirqs last  enabled at (0): [<00000000>] 0x0

 4452 10:20:29.619240  # [   94.070640] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4453 10:20:29.662892  # [   94.078194] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4454 10:20:29.663445  # [   94.085697] softirqs last disabled at (0): [<00000000>] 0x0

 4455 10:20:29.663806  # [   94.091320] ---[ end trace 77d48502fc65feb9 ]---

 4456 10:20:29.664138  # [   94.095954] lkdtm: Saturation detected: still saturated

 4457 10:20:29.664491  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 4458 10:20:29.664840  ok 52 selftests: lkdtm: REFCO[   94.532667] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4459 10:20:29.665186  UNT_INC_SATURATED.sh

 4460 10:20:29.707072  # selftests[   94.539308] lkdtm: attempting bad refcount_dec() from saturated

 4461 10:20:29.707670  : lkdtm: REFCOUNT_DEC_SATURATED.s[   94.548012] ------------[ cut here ]------------

 4462 10:20:29.708071  h

 4463 10:20:29.708436  [   94.555453] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4464 10:20:29.708795  [   94.564280] refcount_t: decrement hit 0; leaking memory.

 4465 10:20:29.750998  [   94.569650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4466 10:20:29.751790  [   94.598806] CPU: 3 PID: 2992 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4467 10:20:29.752221  [   94.606556] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4468 10:20:29.752597  [   94.613087] Backtrace: 

 4469 10:20:29.752955  [   94.615563] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4470 10:20:29.753303  [   94.623141]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4471 10:20:29.794623  [   94.628811] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4472 10:20:29.794823  [   94.636132] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4473 10:20:29.794937  [   94.643102]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 4474 10:20:29.795031  [   94.650858] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4475 10:20:29.795129  [   94.658348]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c5ec0000

 4476 10:20:29.795219  [   94.664018] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 4477 10:20:29.838828  [   94.672985]  r9:c1ad07cc r8:c15e88e4 r7:c5ec1f60 r6:00000017 r5:c5c7f000 r4:c5ec0000

 4478 10:20:29.839375  [   94.680741] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 4479 10:20:29.839700  [   94.690404] [<c138b258>] (__refcount_dec.constprop.0) from [<c138ba10>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4480 10:20:29.839994  [   94.700590] [<c138b9c8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4481 10:20:29.840273  [   94.709811]  r4:00000036

 4482 10:20:29.882902  [   94.712355] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4483 10:20:29.883506  [   94.720372] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4484 10:20:29.883904  [   94.728298]  r9:c5ec1f60 r8:c5308000 r7:00000017 r6:b6e5f000 r5:c5c0dcc0 r4:c0c351b8

 4485 10:20:29.884278  [   94.736055] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4486 10:20:29.884636  [   94.743892]  r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e5f000 r5:c5c0dcc0 r4:00000000

 4487 10:20:29.884984  [   94.751643] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4488 10:20:29.926915  [   94.758787]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5ec0000 r5:c5c0dcc0

 4489 10:20:29.927511  [   94.766620]  r4:c5c0dcc0

 4490 10:20:29.927912  [   94.769166] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4491 10:20:29.928287  [   94.776311]  r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000017 r4:00000017

 4492 10:20:29.928644  [   94.784065] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4493 10:20:29.928992  [   94.791639] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0)

 4494 10:20:29.970717  [   94.796699] 1fa0:                   00000017 00000017 00000001 b6e5f000 00000017 00000000

 4495 10:20:29.970885  [   94.804884] 1fc0: 00000017 00000017 b6fa6e00 00000004 00000001 00000000 00020000 bea98a64

 4496 10:20:29.970958  [   94.813065] 1fe0: 00000004 bea98798 b6f114cf b6e977e6

 4497 10:20:29.971025  [   94.818178] irq event stamp: 0

 4498 10:20:29.971091  [   94.821253] hardirqs last  enabled at (0): [<00000000>] 0x0

 4499 10:20:29.971155  [   94.826841] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4500 10:20:29.971219  [   94.834393] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4501 10:20:29.971280  [   94.841961] softirqs last disabled at (0): [<00000000>] 0x0

 4502 10:20:30.014975  [   94.847592] ---[ end trace 77d48502fc65feba ]---

 4503 10:20:30.015575  [   94.852232] lkdtm: Saturation detected: still saturated

 4504 10:20:30.112870  # [   94.532667] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4505 10:20:30.113468  # [   94.539308] lkdtm: attempting bad refcount_dec() from saturated

 4506 10:20:30.113861  # [   94.548012] ------------[ cut here ]------------

 4507 10:20:30.114224  # [   94.555453] WARNING: CPU: 3 PID: 2992 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4508 10:20:30.114625  # [   94.564280] refcount_t: decrement hit 0; leaking memory.

 4509 10:20:30.156008  # [   94.569650] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4510 10:20:30.156618  # [   94.598806] CPU: 3 PID: 2992 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4511 10:20:30.157017  # [   94.606556] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4512 10:20:30.157385  # [   94.613087] Backtrace: 

 4513 10:20:30.157739  # [   94.615563] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4514 10:20:30.199040  # [   94.623141]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4515 10:20:30.199636  # [   94.628811] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4516 10:20:30.200032  # [   94.636132] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4517 10:20:30.200410  # [   94.643102]  r9:00000009 r8:c08737d8 r7:0000001f r6:00000009 r5:c08737d8 r4:c1a24734

 4518 10:20:30.200777  # [   94.650858] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4519 10:20:30.201125  # [   94.658348]  r7:0000001f r6:c1a24734 r5:c1a24798 r4:c5ec0000

 4520 10:20:30.247081  # [   94.664018] [<c137e6c8>] (warn_slowpath_fmt) from [<c08737d8>] (refcount_warn_saturate+0x6c/0x174)

 4521 10:20:30.247690  # [   94.672985]  r9:c1ad07cc r8:c15e88e4 r7:c5ec1f60 r6:00000017 r5:c5c7f000 r4:c5ec0000

 4522 10:20:30.248097  # [   94.680741] [<c087376c>] (refcount_warn_saturate) from [<c138b290>] (__refcount_dec.constprop.0+0x38/0x3c)

 4523 10:20:30.248469  # [   94.690404] [<c138b258>] (__refcount_dec.constprop.0) from [<c138ba10>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4524 10:20:30.290691  # [   94.700590] [<c138b9c8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4525 10:20:30.290848  # [   94.709811]  r4:00000036

 4526 10:20:30.290915  # [   94.712355] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4527 10:20:30.290980  # [   94.720372] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4528 10:20:30.291042  # [   94.728298]  r9:c5ec1f60 r8:c5308000 r7:00000017 r6:b6e5f000 r5:c5c0dcc0 r4:c0c351b8

 4529 10:20:30.291103  # [   94.736055] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4530 10:20:30.334948  # [   94.743892]  r9:c07e1310 r8:c5ec1f60 r7:c2815800 r6:b6e5f000 r5:c5c0dcc0 r4:00000000

 4531 10:20:30.335507  # [   94.751643] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4532 10:20:30.335875  # [   94.758787]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c5ec0000 r5:c5c0dcc0

 4533 10:20:30.336207  # [   94.766620]  r4:c5c0dcc0

 4534 10:20:30.336528  # [   94.769166] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4535 10:20:30.336842  # [   94.776311]  r9:c5ec0000 r8:c03002e4 r7:00000004 r6:b6fa6e00 r5:00000017 r4:00000017

 4536 10:20:30.337154  # [   94.784065] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4537 10:20:30.378640  # [   94.791639] Exception stack(0xc5ec1fa8 to 0xc5ec1ff0)

 4538 10:20:30.378823  # [   94.796699] 1fa0:                   00000017 00000017 00000001 b6e5f000 00000017 00000000

 4539 10:20:30.378920  # [   94.804884] 1fc0: 00000017 00000017 b6fa6e00 00000004 00000001 00000000 00020000 bea98a64

 4540 10:20:30.379004  # [   94.813065] 1fe0: 00000004 bea98798 b6f114cf b6e977e6

 4541 10:20:30.379082  # [   94.818178] irq event stamp: 0

 4542 10:20:30.379160  # [   94.821253] hardirqs last  enabled at (0): [<00000000>] 0x0

 4543 10:20:30.379244  # [   94.826841] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4544 10:20:30.426985  # [   94.834393] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4545 10:20:30.427592  # [   94.841961] softirqs last disabled at (0): [<00000000>] 0x0

 4546 10:20:30.427996  # [   94.847592] ---[ end trace 77d48502fc65feba ]---

 4547 10:20:30.428364  # [   94.852232] lkdtm: Saturation detected: still saturated

 4548 10:20:30.428723  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4549 10:20:30.429070  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4550 10:20:30.429412  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4551 10:20:30.469364  [   95.310224] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4552 10:20:30.469959  [   95.316343] lkdtm: attempting bad refcount_dec() from saturated

 4553 10:20:30.470358  [   95.322352] ------------[ cut here ]------------

 4554 10:20:30.470767  [   95.327001] WARNING: CPU: 0 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4555 10:20:30.471130  [   95.335498] refcount_t: saturated; leaking memory.

 4556 10:20:30.512612  [   95.340440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4557 10:20:30.513227  [   95.369972] CPU: 0 PID: 3027 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4558 10:20:30.513631  [   95.377722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4559 10:20:30.514004  [   95.384255] Backtrace: 

 4560 10:20:30.514357  [   95.386730] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4561 10:20:30.555643  [   95.394310]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4562 10:20:30.556243  [   95.399982] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4563 10:20:30.556641  [   95.407305] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4564 10:20:30.557091  [   95.414276]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 4565 10:20:30.557461  [   95.422033] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4566 10:20:30.557816  [   95.429522]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6a3c000

 4567 10:20:30.598609  [   95.435192] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 4568 10:20:30.598773  [   95.444159]  r9:c1ad07e4 r8:c15e88e4 r7:c6a3df60 r6:00000017 r5:c5c51000 r4:c6a3c000

 4569 10:20:30.598842  [   95.451917] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 4570 10:20:30.598908  [   95.461585] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138ba80>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4571 10:20:30.598970  [   95.471771] [<c138ba34>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4572 10:20:30.599030  [   95.480995]  r4:00000037

 4573 10:20:30.642669  [   95.483538] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4574 10:20:30.642906  [   95.491554] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4575 10:20:30.643032  [   95.499481]  r9:c6a3df60 r8:c5308000 r7:00000017 r6:b6dd7000 r5:c59faf00 r4:c0c351b8

 4576 10:20:30.643148  [   95.507240] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4577 10:20:30.643260  [   95.515078]  r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dd7000 r5:c59faf00 r4:00000000

 4578 10:20:30.686681  [   95.522831] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4579 10:20:30.686768  [   95.529978]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6a3c000 r5:c59faf00

 4580 10:20:30.686836  [   95.537811]  r4:c59faf00

 4581 10:20:30.686898  [   95.540355] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4582 10:20:30.686960  [   95.547500]  r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017

 4583 10:20:30.687020  [   95.555254] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4584 10:20:30.687080  [   95.562827] Exception stack(0xc6a3dfa8 to 0xc6a3dff0)

 4585 10:20:30.730927  [   95.567888] dfa0:                   00000017 00000017 00000001 b6dd7000 00000017 00000000

 4586 10:20:30.731494  [   95.576074] dfc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 bef93a64

 4587 10:20:30.731909  [   95.584258] dfe0: 00000004 bef93798 b6e894cf b6e0f7e6

 4588 10:20:30.732274  [   95.589360] irq event stamp: 0

 4589 10:20:30.732628  [   95.592437] hardirqs last  enabled at (0): [<00000000>] 0x0

 4590 10:20:30.732964  [   95.598052] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4591 10:20:30.733272  [   95.605550] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4592 10:20:30.774883  [   95.613067] softirqs last disabled at (0): [<00000000>] 0x0

 4593 10:20:30.775437  [   95.618674] ---[ end trace 77d48502fc65febb ]---

 4594 10:20:30.775875  [   95.623303] lkdtm: Saturation detected: still saturated

 4595 10:20:30.895696  # [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

 4596 10:20:30.896294  # [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

 4597 10:20:30.896693  # [   95.310224] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4598 10:20:30.897151  # [   95.316343] lkdtm: attempting bad refcount_dec() from saturated

 4599 10:20:30.897516  # [   95.322352] ------------[ cut here ]------------

 4600 10:20:30.897872  # [   95.327001] WARNING: CPU: 0 PID: 3027 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4601 10:20:30.938912  # [   95.335498] refcount_t: saturated; leaking memory.

 4602 10:20:30.939557  # [   95.340440] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4603 10:20:30.939978  # [   95.369972] CPU: 0 PID: 3027 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4604 10:20:30.982619  # [   95.377722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4605 10:20:30.982794  # [   95.384255] Backtrace: 

 4606 10:20:30.982876  # [   95.386730] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4607 10:20:30.982955  # [   95.394310]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4608 10:20:30.983032  # [   95.399982] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4609 10:20:30.983106  # [   95.407305] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4610 10:20:30.983178  # [   95.414276]  r9:00000009 r8:c0873840 r7:00000016 r6:00000009 r5:c0873840 r4:c1a24734

 4611 10:20:31.026839  # [   95.422033] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4612 10:20:31.027288  # [   95.429522]  r7:00000016 r6:c1a24734 r5:c1a2470c r4:c6a3c000

 4613 10:20:31.027648  # [   95.435192] [<c137e6c8>] (warn_slowpath_fmt) from [<c0873840>] (refcount_warn_saturate+0xd4/0x174)

 4614 10:20:31.027984  # [   95.444159]  r9:c1ad07e4 r8:c15e88e4 r7:c6a3df60 r6:00000017 r5:c5c51000 r4:c6a3c000

 4615 10:20:31.028311  # [   95.451917] [<c087376c>] (refcount_warn_saturate) from [<c0c35e5c>] (__refcount_add.constprop.0+0x44/0x58)

 4616 10:20:31.070959  # [   95.461585] [<c0c35e18>] (__refcount_add.constprop.0) from [<c138ba80>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4617 10:20:31.071566  # [   95.471771] [<c138ba34>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4618 10:20:31.071971  # [   95.480995]  r4:00000037

 4619 10:20:31.072338  # [   95.483538] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4620 10:20:31.072700  # [   95.491554] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4621 10:20:31.073050  # [   95.499481]  r9:c6a3df60 r8:c5308000 r7:00000017 r6:b6dd7000 r5:c59faf00 r4:c0c351b8

 4622 10:20:31.114958  # [   95.507240] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4623 10:20:31.115557  # [   95.515078]  r9:c07e1310 r8:c6a3df60 r7:c2815800 r6:b6dd7000 r5:c59faf00 r4:00000000

 4624 10:20:31.115953  # [   95.522831] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4625 10:20:31.116322  # [   95.529978]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c6a3c000 r5:c59faf00

 4626 10:20:31.116680  # [   95.537811]  r4:c59faf00

 4627 10:20:31.117026  # [   95.540355] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4628 10:20:31.158932  # [   95.547500]  r9:c6a3c000 r8:c03002e4 r7:00000004 r6:b6f1ee00 r5:00000017 r4:00000017

 4629 10:20:31.159536  # [   95.555254] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4630 10:20:31.159934  # [   95.562827] Exception stack(0xc6a3dfa8 to 0xc6a3dff0)

 4631 10:20:31.160306  # [   95.567888] dfa0:                   00000017 00000017 00000001 b6dd7000 00000017 00000000

 4632 10:20:31.160662  # [   95.576074] dfc0: 00000017 00000017 b6f1ee00 00000004 00000001 00000000 00020000 bef93a64

 4633 10:20:31.161008  # [   95.584258] dfe0: 00000004 bef93798 b6e894cf b6e0f7e6

 4634 10:20:31.202727  # [   95.589360] irq event stamp: 0

 4635 10:20:31.202892  # [   95.592437] hardirqs last  enabled at (0): [<00000000>] 0x0

 4636 10:20:31.202965  # [   95.598052] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4637 10:20:31.203034  # [   95.605550] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4638 10:20:31.203099  # [   95.613067] softirqs last disabled at (0): [<00000000>] 0x0

 4639 10:20:31.203163  # [   95.618674] ---[ end trace 77d48502fc65febb ]---

 4640 10:20:31.203226  # [   95.623303] lkdtm: Saturation detected: still saturated

 4641 10:20:31.246955  # REFCOUNT_ADD_SAT[   96.077686] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4642 10:20:31.247509  URATED: saw 'Saturatio[n   d e9t6.085092] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4643 10:20:31.247874  cted: still saturated': ok

 4644 10:20:31.248202  ok 54[   96.094247] ------------[ cut here ]------------

 4645 10:20:31.248527   selftests: lkdtm: REFCOUNT_ADD_S[   96.101683] WARNING: CPU: 1 PID: 3059 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4646 10:20:31.248844  ATURATED.sh

 4647 10:20:31.249151  # selftests: lkdtm: [   96.112964] refcount_t: saturated; leaking memory.

 4648 10:20:31.290655  REFCOUNT_INC_NOT_ZERO_SATURATED.s[   96.120618] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4649 10:20:31.290810  h

 4650 10:20:31.290882  [   96.152347] CPU: 1 PID: 3059 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4651 10:20:31.290952  [   96.160282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4652 10:20:31.334901  [   96.166816] Backtrace: 

 4653 10:20:31.335236  [   96.169297] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4654 10:20:31.335442  [   96.176880]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4655 10:20:31.335629  [   96.182558] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4656 10:20:31.335808  [   96.189885] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4657 10:20:31.335979  [   96.196860]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 4658 10:20:31.378551  [   96.204620] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4659 10:20:31.378754  [   96.212113]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69c4000

 4660 10:20:31.378837  [   96.217788] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 4661 10:20:31.378902  [   96.226759]  r9:c1ad07fc r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c5bf6000 r4:c0000000

 4662 10:20:31.379001  [   96.234520] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4663 10:20:31.426854  [   96.244970] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138baf4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4664 10:20:31.427096  [   96.256715]  r5:c5bf6000 r4:c69c4000

 4665 10:20:31.427231  [   96.260308] [<c138baa4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4666 10:20:31.427354  [   96.270316]  r4:00000038

 4667 10:20:31.427472  [   96.272863] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4668 10:20:31.427587  [   96.280886] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4669 10:20:31.427716  [   96.288816]  r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e89000 r5:c5a47e00 r4:c0c351b8

 4670 10:20:31.471057  [   96.296578] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4671 10:20:31.471747  [   96.304422]  r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e89000 r5:c5a47e00 r4:00000000

 4672 10:20:31.472320  [   96.312178] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4673 10:20:31.472848  [   96.319326]  r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c69c4000 r5:c5a47e00

 4674 10:20:31.473307  [   96.327162]  r4:c5a47e00

 4675 10:20:31.473668  [   96.329710] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4676 10:20:31.518866  [   96.336857]  r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000020 r4:00000020

 4677 10:20:31.519464  [   96.344615] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4678 10:20:31.519862  [   96.352192] Exception stack(0xc69c5fa8 to 0xc69c5ff0)

 4679 10:20:31.520235  [   96.357256] 5fa0:                   00000020 00000020 00000001 b6e89000 00000020 00000000

 4680 10:20:31.520593  [   96.365446] 5fc0: 00000020 00000020 b6fd0e00 00000004 00000001 00000000 00020000 be827a64

 4681 10:20:31.520942  [   96.373632] 5fe0: 00000004 be827798 b6f3b4cf b6ec17e6

 4682 10:20:31.521282  [   96.378783] irq event stamp: 0

 4683 10:20:31.566973  [   96.381861] hardirqs last  enabled at (0): [<00000000>] 0x0

 4684 10:20:31.567574  [   96.387455] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4685 10:20:31.567983  [   96.395033] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4686 10:20:31.568355  [   96.402620] softirqs last disabled at (0): [<00000000>] 0x0

 4687 10:20:31.568716  [   96.408269] ---[ end trace 77d48502fc65febc ]---

 4688 10:20:31.569067  [   96.412922] lkdtm: Saturation detected: still saturated

 4689 10:20:31.675942  # [   96.077686] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4690 10:20:31.676228  # [   96.085092] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4691 10:20:31.676391  # [   96.094247] ------------[ cut here ]------------

 4692 10:20:31.676545  # [   96.101683] WARNING: CPU: 1 PID: 3059 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4693 10:20:31.676694  # [   96.112964] refcount_t: saturated; leaking memory.

 4694 10:20:31.719030  # [   96.120618] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4695 10:20:31.719346  # [   96.152347] CPU: 1 PID: 3059 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4696 10:20:31.719587  # [   96.160282] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4697 10:20:31.719809  # [   96.166816] Backtrace: 

 4698 10:20:31.720021  # [   96.169297] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4699 10:20:31.762637  # [   96.176880]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4700 10:20:31.762957  # [   96.182558] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4701 10:20:31.763196  # [   96.189885] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4702 10:20:31.763417  # [   96.196860]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 4703 10:20:31.763635  # [   96.204620] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4704 10:20:31.763845  # [   96.212113]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69c4000

 4705 10:20:31.806733  # [   96.217788] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 4706 10:20:31.807043  # [   96.226759]  r9:c1ad07fc r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c5bf6000 r4:c0000000

 4707 10:20:31.807282  # [   96.234520] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4708 10:20:31.807505  # [   96.244970] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138baf4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4709 10:20:31.807722  # [   96.256715]  r5:c5bf6000 r4:c69c4000

 4710 10:20:31.850890  # [   96.260308] [<c138baa4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4711 10:20:31.851436  # [   96.270316]  r4:00000038

 4712 10:20:31.851792  # [   96.272863] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4713 10:20:31.852128  # [   96.280886] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4714 10:20:31.852453  # [   96.288816]  r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e89000 r5:c5a47e00 r4:c0c351b8

 4715 10:20:31.894804  # [   96.296578] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4716 10:20:31.895255  # [   96.304422]  r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e89000 r5:c5a47e00 r4:00000000

 4717 10:20:31.895611  # [   96.312178] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4718 10:20:31.895946  # [   96.319326]  r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c69c4000 r5:c5a47e00

 4719 10:20:31.896271  # [   96.327162]  r4:c5a47e00

 4720 10:20:31.896584  # [   96.329710] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4721 10:20:31.896893  # [   96.336857]  r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fd0e00 r5:00000020 r4:00000020

 4722 10:20:31.938807  # [   96.344615] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4723 10:20:31.939359  # [   96.352192] Exception stack(0xc69c5fa8 to 0xc69c5ff0)

 4724 10:20:31.939724  # [   96.357256] 5fa0:                   00000020 00000020 00000001 b6e89000 00000020 00000000

 4725 10:20:31.940063  # [   96.365446] 5fc0: 00000020 00000020 b6fd0e00 00000004 00000001 00000000 00020000 be827a64

 4726 10:20:31.940388  # [   96.373632] 5fe0: 00000004 be827798 b6f3b4cf b6ec17e6

 4727 10:20:31.940703  # [   96.378783] irq event stamp: 0

 4728 10:20:31.941015  # [   96.381861] hardirqs last  enabled at (0): [<00000000>] 0x0

 4729 10:20:31.982798  # [   96.387455] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4730 10:20:31.983267  # [   96.395033] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4731 10:20:31.983629  # [   96.402620] softirqs last disabled at (0): [<00000000>] 0x0

 4732 10:20:31.983963  # [   96.408269] ---[ end trace 77d48502fc65febc ]---

 4733 10:20:31.984287  # [   96.412922] lkdtm: Saturation detected: still saturated

 4734 10:20:31.984605  # REF[   96.850252] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4735 10:20:32.026699  COUNT_INC_NOT_ZERO_SATURATED: mis[   96.857870] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4736 10:20:32.027167  sing 'call trace:[' :   [9F6A.I8L7366] ------------[ cut here ]------------

 4737 10:20:32.027528  ]

 4738 10:20:32.027860  not ok 55 selftests: lkdtm: RE[   96.874232] WARNING: CPU: 2 PID: 3093 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4739 10:20:32.028195  FCOUNT_INC_NOT_ZERO_SATURATED.sh [   96.885475] refcount_t: saturated; leaking memory.

 4740 10:20:32.028517  # exit=1

 4741 10:20:32.070644  # selftests: lkdtm: REF[   96.893080] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4742 10:20:32.070792  COUNT_ADD_NOT_ZERO_SATURATED.sh

 4743 10:20:32.070871  [   96.924850] CPU: 2 PID: 3093 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4744 10:20:32.070947  [   96.935338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4745 10:20:32.071019  [   96.941871] Backtrace: 

 4746 10:20:32.114758  [   96.944347] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4747 10:20:32.115126  [   96.951925]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4748 10:20:32.115382  [   96.957599] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4749 10:20:32.115621  [   96.964925] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4750 10:20:32.115853  [   96.971898]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 4751 10:20:32.116080  [   96.979655] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4752 10:20:32.158784  [   96.987145]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69ce000

 4753 10:20:32.159233  [   96.992817] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 4754 10:20:32.159596  [   97.001786]  r9:c1ad081c r8:c15e88e4 r7:c69cff60 r6:00000020 r5:c68f0000 r4:c0000000

 4755 10:20:32.159946  [   97.009543] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4756 10:20:32.160282  [   97.019987] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138bb7c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4757 10:20:32.160602  [   97.031729]  r5:c68f0000 r4:c69ce000

 4758 10:20:32.202874  [   97.035318] [<c138bb2c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4759 10:20:32.203424  [   97.045320]  r4:00000039

 4760 10:20:32.203783  [   97.047865] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4761 10:20:32.204122  [   97.055882] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4762 10:20:32.204448  [   97.063808]  r9:c69cff60 r8:c5308000 r7:00000020 r6:b6dff000 r5:c5c0a3c0 r4:c0c351b8

 4763 10:20:32.246973  [   97.071567] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4764 10:20:32.247539  [   97.079406]  r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6dff000 r5:c5c0a3c0 r4:00000000

 4765 10:20:32.247919  [   97.087159] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4766 10:20:32.248253  [   97.094302]  r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c69ce000 r5:c5c0a3c0

 4767 10:20:32.248578  [   97.102136]  r4:c5c0a3c0

 4768 10:20:32.248894  [   97.104679] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4769 10:20:32.249206  [   97.111824]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000020 r4:00000020

 4770 10:20:32.294544  [   97.119580] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4771 10:20:32.294634  [   97.127154] Exception stack(0xc69cffa8 to 0xc69cfff0)

 4772 10:20:32.294702  [   97.132215] ffa0:                   00000020 00000020 00000001 b6dff000 00000020 00000000

 4773 10:20:32.294766  [   97.140400] ffc0: 00000020 00000020 b6f46e00 00000004 00000001 00000000 00020000 bec69a64

 4774 10:20:32.294848  [   97.148583] ffe0: 00000004 bec69798 b6eb14cf b6e377e6

 4775 10:20:32.294923  [   97.153733] irq event stamp: 0

 4776 10:20:32.294981  [   97.156806] hardirqs last  enabled at (0): [<00000000>] 0x0

 4777 10:20:32.338568  [   97.162424] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4778 10:20:32.338667  [   97.169970] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4779 10:20:32.338735  [   97.177479] softirqs last disabled at (0): [<00000000>] 0x0

 4780 10:20:32.338812  [   97.183115] ---[ end trace 77d48502fc65febd ]---

 4781 10:20:32.338887  [   97.187777] lkdtm: Saturation detected: still saturated

 4782 10:20:32.449234  # [   96.850252] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4783 10:20:32.449764  # [   96.857870] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4784 10:20:32.450113  # [   96.867366] ------------[ cut here ]------------

 4785 10:20:32.450466  # [   96.874232] WARNING: CPU: 2 PID: 3093 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4786 10:20:32.450790  # [   96.885475] refcount_t: saturated; leaking memory.

 4787 10:20:32.494906  # [   96.893080] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4788 10:20:32.495458  # [   96.924850] CPU: 2 PID: 3093 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4789 10:20:32.495810  # [   96.935338] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4790 10:20:32.496136  # [   96.941871] Backtrace: 

 4791 10:20:32.496445  # [   96.944347] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4792 10:20:32.538877  # [   96.951925]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4793 10:20:32.539460  # [   96.957599] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4794 10:20:32.539829  # [   96.964925] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4795 10:20:32.540161  # [   96.971898]  r9:00000009 r8:c087380c r7:00000013 r6:00000009 r5:c087380c r4:c1a24734

 4796 10:20:32.540509  # [   96.979655] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4797 10:20:32.540821  # [   96.987145]  r7:00000013 r6:c1a24734 r5:c1a2470c r4:c69ce000

 4798 10:20:32.586940  # [   96.992817] [<c137e6c8>] (warn_slowpath_fmt) from [<c087380c>] (refcount_warn_saturate+0xa0/0x174)

 4799 10:20:32.587530  # [   97.001786]  r9:c1ad081c r8:c15e88e4 r7:c69cff60 r6:00000020 r5:c68f0000 r4:c0000000

 4800 10:20:32.587908  # [   97.009543] [<c087376c>] (refcount_warn_saturate) from [<c138b2f8>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4801 10:20:32.588251  # [   97.019987] [<c138b294>] (__refcount_add_not_zero.constprop.0) from [<c138bb7c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4802 10:20:32.588581  # [   97.031729]  r5:c68f0000 r4:c69ce000

 4803 10:20:32.630649  # [   97.035318] [<c138bb2c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4804 10:20:32.630840  # [   97.045320]  r4:00000039

 4805 10:20:32.630935  # [   97.047865] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4806 10:20:32.631021  # [   97.055882] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4807 10:20:32.631101  # [   97.063808]  r9:c69cff60 r8:c5308000 r7:00000020 r6:b6dff000 r5:c5c0a3c0 r4:c0c351b8

 4808 10:20:32.674937  # [   97.071567] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4809 10:20:32.675496  # [   97.079406]  r9:c07e1310 r8:c69cff60 r7:c2815800 r6:b6dff000 r5:c5c0a3c0 r4:00000000

 4810 10:20:32.675856  # [   97.087159] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4811 10:20:32.676193  # [   97.094302]  r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c69ce000 r5:c5c0a3c0

 4812 10:20:32.676518  # [   97.102136]  r4:c5c0a3c0

 4813 10:20:32.676832  # [   97.104679] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4814 10:20:32.677144  # [   97.111824]  r9:c69ce000 r8:c03002e4 r7:00000004 r6:b6f46e00 r5:00000020 r4:00000020

 4815 10:20:32.718841  # [   97.119580] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4816 10:20:32.719370  # [   97.127154] Exception stack(0xc69cffa8 to 0xc69cfff0)

 4817 10:20:32.719733  # [   97.132215] ffa0:                   00000020 00000020 00000001 b6dff000 00000020 00000000

 4818 10:20:32.720072  # [   97.140400] ffc0: 00000020 00000020 b6f46e00 00000004 00000001 00000000 00020000 bec69a64

 4819 10:20:32.720395  # [   97.148583] ffe0: 00000004 bec69798 b6eb14cf b6e377e6

 4820 10:20:32.720713  # [   97.153733] irq event stamp: 0

 4821 10:20:32.721024  # [   97.156806] hardirqs last  enabled at (0): [<00000000>] 0x0

 4822 10:20:32.762788  # [   97.162424] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4823 10:20:32.763243  # [   97.169970] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4824 10:20:32.763601  # [   97.177479] softirqs last disabled at (0): [<00000000>] 0x0

 4825 10:20:32.763936  # [   97.183115] ---[ end trace 77d48502fc65febd ]---

 4826 10:20:32.764258  # [   97.187777] lkdtm: Saturation detected: still saturated

 4827 10:20:32.764571  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4828 10:20:32.764877  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1

 4829 10:20:32.806582  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4830 10:20:32.809061  [   97.650641] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4831 10:20:32.809149  [   97.657638] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4832 10:20:32.809218  [   97.664361] ------------[ cut here ]------------

 4833 10:20:32.809285  [   97.669148] WARNING: CPU: 2 PID: 3130 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4834 10:20:32.809349  [   97.677754] refcount_t: underflow; use-after-free.

 4835 10:20:32.852296  [   97.682557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4836 10:20:32.852388  [   97.711713] CPU: 2 PID: 3130 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4837 10:20:32.852458  [   97.719464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4838 10:20:32.852523  [   97.725996] Backtrace: 

 4839 10:20:32.852586  [   97.728471] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4840 10:20:32.895533  [   97.736051]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4841 10:20:32.895621  [   97.741724] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4842 10:20:32.895692  [   97.749049] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4843 10:20:32.895758  [   97.756021]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4844 10:20:32.895822  [   97.763776] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4845 10:20:32.895884  [   97.771265]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c69c4000

 4846 10:20:32.938697  [   97.776937] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4847 10:20:32.938785  [   97.785993]  r9:c1ad083c r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c47b2000 r4:c69c4000

 4848 10:20:32.938856  [   97.793749] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4849 10:20:32.938922  [   97.804198] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138bc04>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4850 10:20:32.982554  [   97.815946] [<c138bbb4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4851 10:20:32.982642  [   97.825951]  r4:0000003a

 4852 10:20:32.982710  [   97.828494] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4853 10:20:32.982775  [   97.836511] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4854 10:20:32.982837  [   97.844437]  r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e71000 r5:c5c0a500 r4:c0c351b8

 4855 10:20:32.982898  [   97.852195] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4856 10:20:33.026589  [   97.860034]  r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e71000 r5:c5c0a500 r4:00000000

 4857 10:20:33.026675  [   97.867787] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4858 10:20:33.026744  [   97.874931]  r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c69c4000 r5:c5c0a500

 4859 10:20:33.026807  [   97.882763]  r4:c5c0a500

 4860 10:20:33.026879  [   97.885309] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4861 10:20:33.026940  [   97.892453]  r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020

 4862 10:20:33.026999  [   97.900209] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4863 10:20:33.070473  [   97.907783] Exception stack(0xc69c5fa8 to 0xc69c5ff0)

 4864 10:20:33.070581  [   97.912844] 5fa0:                   00000020 00000020 00000001 b6e71000 00000020 00000000

 4865 10:20:33.070652  [   97.921028] 5fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be893a64

 4866 10:20:33.070717  [   97.929213] 5fe0: 00000004 be893798 b6f234cf b6ea97e6

 4867 10:20:33.070785  [   97.934330] irq event stamp: 0

 4868 10:20:33.070850  [   97.937406] hardirqs last  enabled at (0): [<00000000>] 0x0

 4869 10:20:33.070910  [   97.943029] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4870 10:20:33.114511  [   97.950572] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4871 10:20:33.114596  [   97.958112] softirqs last disabled at (0): [<00000000>] 0x0

 4872 10:20:33.114666  [   97.963704] ---[ end trace 77d48502fc65febe ]---

 4873 10:20:33.114730  [   97.968373] lkdtm: Saturation detected: still saturated

 4874 10:20:33.227774  # [   97.650641] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4875 10:20:33.227863  # [   97.657638] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4876 10:20:33.227933  # [   97.664361] ------------[ cut here ]------------

 4877 10:20:33.228004  # [   97.669148] WARNING: CPU: 2 PID: 3130 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4878 10:20:33.228072  # [   97.677754] refcount_t: underflow; use-after-free.

 4879 10:20:33.270778  # [   97.682557] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4880 10:20:33.270869  # [   97.711713] CPU: 2 PID: 3130 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4881 10:20:33.270939  # [   97.719464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4882 10:20:33.271002  # [   97.725996] Backtrace: 

 4883 10:20:33.314504  # [   97.728471] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4884 10:20:33.314588  # [   97.736051]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4885 10:20:33.314655  # [   97.741724] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4886 10:20:33.314719  # [   97.749049] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4887 10:20:33.314780  # [   97.756021]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4888 10:20:33.314851  # [   97.763776] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4889 10:20:33.314911  # [   97.771265]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c69c4000

 4890 10:20:33.358493  # [   97.776937] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4891 10:20:33.358569  # [   97.785993]  r9:c1ad083c r8:c15e88e4 r7:c69c5f60 r6:00000020 r5:c47b2000 r4:c69c4000

 4892 10:20:33.358641  # [   97.793749] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4893 10:20:33.358706  # [   97.804198] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138bc04>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4894 10:20:33.402511  # [   97.815946] [<c138bbb4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4895 10:20:33.402589  # [   97.825951]  r4:0000003a

 4896 10:20:33.402654  # [   97.828494] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4897 10:20:33.402728  # [   97.836511] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4898 10:20:33.402790  # [   97.844437]  r9:c69c5f60 r8:c5308000 r7:00000020 r6:b6e71000 r5:c5c0a500 r4:c0c351b8

 4899 10:20:33.402850  # [   97.852195] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4900 10:20:33.446509  # [   97.860034]  r9:c07e1310 r8:c69c5f60 r7:c2815800 r6:b6e71000 r5:c5c0a500 r4:00000000

 4901 10:20:33.446588  # [   97.867787] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4902 10:20:33.446653  # [   97.874931]  r10:00000004 r9:00000000 r8:00000000 r7:b6e71000 r6:c69c4000 r5:c5c0a500

 4903 10:20:33.446716  # [   97.882763]  r4:c5c0a500

 4904 10:20:33.446785  # [   97.885309] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4905 10:20:33.446847  # [   97.892453]  r9:c69c4000 r8:c03002e4 r7:00000004 r6:b6fb8e00 r5:00000020 r4:00000020

 4906 10:20:33.490506  # [   97.900209] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4907 10:20:33.490582  # [   97.907783] Exception stack(0xc69c5fa8 to 0xc69c5ff0)

 4908 10:20:33.490647  # [   97.912844] 5fa0:                   00000020 00000020 00000001 b6e71000 00000020 00000000

 4909 10:20:33.490720  # [   97.921028] 5fc0: 00000020 00000020 b6fb8e00 00000004 00000001 00000000 00020000 be893a64

 4910 10:20:33.490781  # [   97.929213] 5fe0: 00000004 be893798 b6f234cf b6ea97e6

 4911 10:20:33.490840  # [   97.934330] irq event stamp: 0

 4912 10:20:33.490898  # [   97.937406] hardirqs last  enabled at (0): [<00000000>] 0x0

 4913 10:20:33.534465  # [   97.943029] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4914 10:20:33.534547  # [   97.950572] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4915 10:20:33.534619  # [   97.958112] softirqs last disabled at (0): [<00000000>] 0x0

 4916 10:20:33.534691  # [   97.963704] ---[ end trace 77d48502fc65febe ]---

 4917 10:20:33.534753  # [   97.968373] lkdtm: Saturation detected: still saturated

 4918 10:20:33.534813  # RE[   98.398810] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4919 10:20:33.578508  FCOUNT_DEC_AND_TEST_SATURATED: sa[   98.406253] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4920 10:20:33.578586  w 'Saturation detected: still sat[   98.415959] ------------[ cut here ]------------

 4921 10:20:33.578652  urated': ok

 4922 10:20:33.578714  ok 57 selftests: lkd[   98.423479] WARNING: CPU: 0 PID: 3165 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4923 10:20:33.578786  tm: REFCOUNT_DEC_AND_TEST_SATURAT[   98.434845] refcount_t: underflow; use-after-free.

 4924 10:20:33.578846  ED.sh

 4925 10:20:33.622511  # selftests: lkdtm: REFCOU[   98.442517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4926 10:20:33.622590  NT_SUB_AND_TEST_SATURATED.sh

 4927 10:20:33.622665  [   98.474248] CPU: 0 PID: 3165 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4928 10:20:33.622729  [   98.484551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4929 10:20:33.622790  [   98.491083] Backtrace: 

 4930 10:20:33.622850  [   98.493559] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4931 10:20:33.666520  [   98.501140]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4932 10:20:33.666604  [   98.506810] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4933 10:20:33.666669  [   98.514135] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4934 10:20:33.666730  [   98.521105]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4935 10:20:33.666788  [   98.528860] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4936 10:20:33.666857  [   98.536350]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5a92000

 4937 10:20:33.710502  [   98.542022] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4938 10:20:33.710576  [   98.551077]  r9:c1ad085c r8:c15e88e4 r7:c5a93f60 r6:00000020 r5:c5c56000 r4:c5a92000

 4939 10:20:33.710640  [   98.558834] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4940 10:20:33.710711  [   98.569281] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138bc8c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4941 10:20:33.754517  [   98.581027] [<c138bc3c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4942 10:20:33.754589  [   98.591030]  r4:0000003b

 4943 10:20:33.754652  [   98.593573] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4944 10:20:33.754719  [   98.601591] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4945 10:20:33.754780  [   98.609516]  r9:c5a93f60 r8:c5308000 r7:00000020 r6:b6ea7000 r5:c581a640 r4:c0c351b8

 4946 10:20:33.754838  [   98.617273] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4947 10:20:33.798474  [   98.625113]  r9:c07e1310 r8:c5a93f60 r7:c2815800 r6:b6ea7000 r5:c581a640 r4:00000000

 4948 10:20:33.798553  [   98.632864] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4949 10:20:33.798628  [   98.640008]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c5a92000 r5:c581a640

 4950 10:20:33.798691  [   98.647841]  r4:c581a640

 4951 10:20:33.798751  [   98.650384] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4952 10:20:33.798810  [   98.657528]  r9:c5a92000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020

 4953 10:20:33.798879  [   98.665284] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4954 10:20:33.842471  [   98.672858] Exception stack(0xc5a93fa8 to 0xc5a93ff0)

 4955 10:20:33.842547  [   98.677920] 3fa0:                   00000020 00000020 00000001 b6ea7000 00000020 00000000

 4956 10:20:33.842614  [   98.686106] 3fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 bef52a64

 4957 10:20:33.842681  [   98.694290] 3fe0: 00000004 bef52798 b6f594cf b6edf7e6

 4958 10:20:33.842741  [   98.699373] irq event stamp: 0

 4959 10:20:33.842798  [   98.702443] hardirqs last  enabled at (0): [<00000000>] 0x0

 4960 10:20:33.842859  [   98.708053] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4961 10:20:33.886479  [   98.715550] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 4962 10:20:33.886562  [   98.723064] softirqs last disabled at (0): [<00000000>] 0x0

 4963 10:20:33.886626  [   98.728668] ---[ end trace 77d48502fc65febf ]---

 4964 10:20:33.886688  [   98.733295] lkdtm: Saturation detected: still saturated

 4965 10:20:33.994354  # [   98.398810] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4966 10:20:33.994445  # [   98.406253] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4967 10:20:33.994514  # [   98.415959] ------------[ cut here ]------------

 4968 10:20:33.994577  # [   98.423479] WARNING: CPU: 0 PID: 3165 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4969 10:20:33.994639  # [   98.434845] refcount_t: underflow; use-after-free.

 4970 10:20:34.037423  # [   98.442517] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv parallel_display imx_ldb dw_hdmi_imx dw_hdmi imxdrm gpu_sched imx_ipu_v3

 4971 10:20:34.037502  # [   98.474248] CPU: 0 PID: 3165 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 4972 10:20:34.037566  # [   98.484551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4973 10:20:34.037628  # [   98.491083] Backtrace: 

 4974 10:20:34.080475  # [   98.493559] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 4975 10:20:34.080551  # [   98.501140]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 4976 10:20:34.080615  # [   98.506810] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 4977 10:20:34.080687  # [   98.514135] [<c1384788>] (dump_stack) from [<c03567f8>] (__warn+0x98/0x14c)

 4978 10:20:34.080748  # [   98.521105]  r9:00000009 r8:c08738a8 r7:0000001c r6:00000009 r5:c08738a8 r4:c1a24734

 4979 10:20:34.080807  # [   98.528860] [<c0356760>] (__warn) from [<c137e750>] (warn_slowpath_fmt+0x8c/0xa8)

 4980 10:20:34.080866  # [   98.536350]  r7:0000001c r6:c1a24734 r5:c1a24770 r4:c5a92000

 4981 10:20:34.123583  # [   98.542022] [<c137e6c8>] (warn_slowpath_fmt) from [<c08738a8>] (refcount_warn_saturate+0x13c/0x174)

 4982 10:20:34.123660  # [   98.551077]  r9:c1ad085c r8:c15e88e4 r7:c5a93f60 r6:00000020 r5:c5c56000 r4:c5a92000

 4983 10:20:34.123727  # [   98.558834] [<c087376c>] (refcount_warn_saturate) from [<c0c35ed4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4984 10:20:34.123795  # [   98.569281] [<c0c35e70>] (__refcount_sub_and_test.constprop.0) from [<c138bc8c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4985 10:20:34.166656  # [   98.581027] [<c138bc3c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 4986 10:20:34.166732  # [   98.591030]  r4:0000003b

 4987 10:20:34.166796  # [   98.593573] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 4988 10:20:34.166859  # [   98.601591] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 4989 10:20:34.166930  # [   98.609516]  r9:c5a93f60 r8:c5308000 r7:00000020 r6:b6ea7000 r5:c581a640 r4:c0c351b8

 4990 10:20:34.166990  # [   98.617273] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 4991 10:20:34.210513  # [   98.625113]  r9:c07e1310 r8:c5a93f60 r7:c2815800 r6:b6ea7000 r5:c581a640 r4:00000000

 4992 10:20:34.210596  # [   98.632864] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 4993 10:20:34.210662  # [   98.640008]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c5a92000 r5:c581a640

 4994 10:20:34.210723  # [   98.647841]  r4:c581a640

 4995 10:20:34.210783  # [   98.650384] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 4996 10:20:34.210852  # [   98.657528]  r9:c5a92000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020

 4997 10:20:34.254503  # [   98.665284] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4998 10:20:34.254579  # [   98.672858] Exception stack(0xc5a93fa8 to 0xc5a93ff0)

 4999 10:20:34.254652  # [   98.677920] 3fa0:                   00000020 00000020 00000001 b6ea7000 00000020 00000000

 5000 10:20:34.254716  # [   98.686106] 3fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 bef52a64

 5001 10:20:34.254777  # [   98.694290] 3fe0: 00000004 bef52798 b6f594cf b6edf7e6

 5002 10:20:34.254842  # [   98.699373] irq event stamp: 0

 5003 10:20:34.254903  # [   98.702443] hardirqs last  enabled at (0): [<00000000>] 0x0

 5004 10:20:34.298529  # [   98.708053] hardirqs last disabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 5005 10:20:34.298616  # [   98.715550] softirqs last  enabled at (0): [<c0353d04>] copy_process+0x5f8/0x1974

 5006 10:20:34.298684  # [   98.723064] softirqs last disabled at (0): [<00000000>] 0x0

 5007 10:20:34.298748  # [   98.728668] ---[ end trace 77d48502fc65febf ]---

 5008 10:20:34.298810  # [   98.733295] lkdtm: Saturation detected: still saturated

 5009 10:20:34.298871  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 5010 10:20:34.298930  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 5011 10:20:34.298989  # selftests: lkdtm: REFCOUNT_TIMING.sh

 5012 10:20:34.342529  # Skipping REFCOUNT_TIMING: timing only

 5013 10:20:34.342615  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 5014 10:20:34.342683  # selftests: lkdtm: ATOMIC_TIMING.sh

 5015 10:20:34.417421  # Skipping ATOMIC_TIMING: timing only

 5016 10:20:34.417567  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 5017 10:20:34.433293  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 5018 10:20:34.682814  [   99.537026] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5019 10:20:34.682921  [   99.543230] lkdtm: attempting good copy_to_user of correct size

 5020 10:20:34.682992  [   99.549288] lkdtm: attempting bad copy_to_user of too large size

 5021 10:20:34.812714  # [   99.537026] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5022 10:20:34.812800  # [   99.543230] lkdtm: attempting good copy_to_user of correct size

 5023 10:20:34.812867  # [   99.549288] lkdtm: attempting bad copy_to_user of too large size

 5024 10:20:34.812933  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 5025 10:20:34.834609  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 5026 10:20:34.850682  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 5027 10:20:35.093196  [   99.947289] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5028 10:20:35.093306  [   99.953560] lkdtm: attempting good copy_from_user of correct size

 5029 10:20:35.093377  [   99.959736] lkdtm: attempting bad copy_from_user of too large size

 5030 10:20:35.218997  # [   99.947289] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5031 10:20:35.219080  # [   99.953560] lkdtm: attempting good copy_from_user of correct size

 5032 10:20:35.219149  # [   99.959736] lkdtm: attempting bad copy_from_user of too large size

 5033 10:20:35.219216  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 5034 10:20:35.242998  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 5035 10:20:35.258953  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 5036 10:20:35.493567  [  100.350087] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5037 10:20:35.493660  [  100.356571] lkdtm: attempting good copy_to_user inside whitelist

 5038 10:20:35.493730  [  100.362822] lkdtm: attempting bad copy_to_user outside whitelist

 5039 10:20:35.628327  # [  100.350087] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5040 10:20:35.628411  # [  100.356571] lkdtm: attempting good copy_to_user inside whitelist

 5041 10:20:35.628479  # [  100.362822] lkdtm: attempting bad copy_to_user outside whitelist

 5042 10:20:35.628546  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 5043 10:20:35.654284  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 5044 10:20:35.670220  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 5045 10:20:35.914819  [  100.768381] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5046 10:20:35.914923  [  100.775039] lkdtm: attempting good copy_from_user inside whitelist

 5047 10:20:35.914995  [  100.781434] lkdtm: attempting bad copy_from_user outside whitelist

 5048 10:20:36.039660  # [  100.768381] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5049 10:20:36.039743  # [  100.775039] lkdtm: attempting good copy_from_user inside whitelist

 5050 10:20:36.039811  # [  100.781434] lkdtm: attempting bad copy_from_user outside whitelist

 5051 10:20:36.039875  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 5052 10:20:36.063546  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 5053 10:20:36.079491  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 5054 10:20:36.331134  [  101.174661] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5055 10:20:36.331234  [  101.180996] lkdtm: good_stack: c6b15e0c-c6b15e2c

 5056 10:20:36.331305  [  101.185656] lkdtm: bad_stack : c6b15d84-c6b15da4

 5057 10:20:36.331371  [  101.190349] lkdtm: attempting good copy_to_user of local stack

 5058 10:20:36.331436  [  101.196241] lkdtm: attempting bad copy_to_user of distant stack

 5059 10:20:36.464933  # [  101.174661] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5060 10:20:36.465039  # [  101.180996] lkdtm: good_stack: c6b15e0c-c6b15e2c

 5061 10:20:36.465109  # [  101.185656] lkdtm: bad_stack : c6b15d84-c6b15da4

 5062 10:20:36.465173  # [  101.190349] lkdtm: attempting good copy_to_user of local stack

 5063 10:20:36.465238  # [  101.196241] lkdtm: attempting bad copy_to_user of distant stack

 5064 10:20:36.465300  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 5065 10:20:36.485880  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 5066 10:20:36.501873  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 5067 10:20:36.756354  [  101.598185] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5068 10:20:36.756451  [  101.604567] lkdtm: good_stack: c5a3de0c-c5a3de2c

 5069 10:20:36.756530  [  101.609243] lkdtm: bad_stack : c5a3dd84-c5a3dda4

 5070 10:20:36.756603  [  101.615373] lkdtm: attempting good copy_from_user of local stack

 5071 10:20:36.756669  [  101.621513] lkdtm: attempting bad copy_from_user of distant stack

 5072 10:20:36.887112  # [  101.598185] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5073 10:20:36.887200  # [  101.604567] lkdtm: good_stack: c5a3de0c-c5a3de2c

 5074 10:20:36.887272  # [  101.609243] lkdtm: bad_stack : c5a3dd84-c5a3dda4

 5075 10:20:36.887335  # [  101.615373] lkdtm: attempting good copy_from_user of local stack

 5076 10:20:36.887397  # [  101.621513] lkdtm: attempting bad copy_from_user of distant stack

 5077 10:20:36.887461  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 5078 10:20:36.903072  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 5079 10:20:36.919016  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 5080 10:20:37.176632  [  102.020007] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5081 10:20:37.176721  [  102.026035] lkdtm: good_stack: c5ec1e0c-c5ec1e2c

 5082 10:20:37.176792  [  102.030755] lkdtm: bad_stack : c5ec1ffc-c5ec201c

 5083 10:20:37.176857  [  102.035399] lkdtm: attempting good copy_to_user of local stack

 5084 10:20:37.176919  [  102.041323] lkdtm: attempting bad copy_to_user of distant stack

 5085 10:20:37.312325  # [  102.020007] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5086 10:20:37.312411  # [  102.026035] lkdtm: good_stack: c5ec1e0c-c5ec1e2c

 5087 10:20:37.312477  # [  102.030755] lkdtm: bad_stack : c5ec1ffc-c5ec201c

 5088 10:20:37.312542  # [  102.035399] lkdtm: attempting good copy_to_user of local stack

 5089 10:20:37.312602  # [  102.041323] lkdtm: attempting bad copy_to_user of distant stack

 5090 10:20:37.312661  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5091 10:20:37.328279  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5092 10:20:37.344270  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5093 10:20:37.600450  [  102.450543] lkdtm: Performing direct entry USERCOPY_KERNEL

 5094 10:20:37.601036  [  102.456067] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90

 5095 10:20:37.601432  [  102.463251] lkdtm: attempting bad copy_to_user from kernel text: c053aac0

 5096 10:20:37.601798  [  102.470147] lkdtm: FAIL: survived bad copy_to_user()

 5097 10:20:37.744179  # [  102.450543] lkdtm: Performing direct entry USERCOPY_KERNEL

 5098 10:20:37.744772  # [  102.456067] lkdtm: attempting good copy_to_user from kernel rodata: c15e8b90

 5099 10:20:37.745167  # [  102.463251] lkdtm: attempting bad copy_to_user from kernel text: c053aac0

 5100 10:20:37.745530  # [  102.470147] lkdtm: FAIL: survived bad copy_to_user()

 5101 10:20:37.745881  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5102 10:20:37.760204  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5103 10:20:37.776132  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5104 10:20:38.059203  [  102.899438] lkdtm: Performing direct entry STACKLEAK_ERASING

 5105 10:20:38.059764  [  102.905119] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5106 10:20:38.060159  [  102.912307] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5107 10:20:38.060522  [  102.919258] lkdtm: FAIL: the thread stack is NOT properly erased

 5108 10:20:38.060878  [  102.925292] CPU: 2 PID: 3530 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 5109 10:20:38.061227  [  102.933051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5110 10:20:38.061564  [  102.939600] Backtrace: 

 5111 10:20:38.102489  [  102.942117] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 5112 10:20:38.102934  [  102.949720]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 5113 10:20:38.103289  [  102.955419] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 5114 10:20:38.103621  [  102.962771] [<c1384788>] (dump_stack) from [<c138bf74>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5115 10:20:38.103943  [  102.971330]  r9:c1ad0964 r8:c15e88e4 r7:c6b37f60 r6:c6b37e34 r5:c6b36000 r4:0000078d

 5116 10:20:38.104255  [  102.979111] [<c138be2c>] (lkdtm_STACKLEAK_ERASING) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 5117 10:20:38.145953  [  102.987927]  r8:c15e88e4 r7:c6b37f60 r6:00000012 r5:c5caa000 r4:00000046

 5118 10:20:38.146532  [  102.994663] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 5119 10:20:38.146958  [  103.002708] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 5120 10:20:38.147326  [  103.010657]  r9:c6b37f60 r8:c5308000 r7:00000012 r6:b6e7f000 r5:c5a97400 r4:c0c351b8

 5121 10:20:38.147684  [  103.018444] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 5122 10:20:38.189146  [  103.026304]  r9:c07e1310 r8:c6b37f60 r7:c2815800 r6:b6e7f000 r5:c5a97400 r4:00000000

 5123 10:20:38.189590  [  103.034080] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 5124 10:20:38.189949  [  103.041247]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b36000 r5:c5a97400

 5125 10:20:38.190280  [  103.049099]  r4:c5a97400

 5126 10:20:38.190661  [  103.051667] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 5127 10:20:38.190988  [  103.058837]  r9:c6b36000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012

 5128 10:20:38.191298  [  103.066616] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5129 10:20:38.226048  [  103.074207] Exception stack(0xc6b37fa8 to 0xc6b37ff0)

 5130 10:20:38.226522  [  103.079291] 7fa0:                   00000012 00000012 00000001 b6e7f000 00000012 00000000

 5131 10:20:38.226882  [  103.087500] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 beb3fa64

 5132 10:20:38.227212  [  103.095701] 7fe0: 00000004 beb3f798 b6f314cf b6eb77e6

 5133 10:20:38.364660  # [  102.899438] lkdtm: Performing direct entry STACKLEAK_ERASING

 5134 10:20:38.364812  # [  102.905119] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5135 10:20:38.364893  # [  102.912307] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5136 10:20:38.364970  # [  102.919258] lkdtm: FAIL: the thread stack is NOT properly erased

 5137 10:20:38.365056  # [  102.925292] CPU: 2 PID: 3530 Comm: cat Tainted: G      D W         5.10.167-cip26 #1

 5138 10:20:38.365146  # [  102.933051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5139 10:20:38.365234  # [  102.939600] Backtrace: 

 5140 10:20:38.408504  # [  102.942117] [<c137d254>] (dump_backtrace) from [<c137d614>] (show_stack+0x20/0x24)

 5141 10:20:38.409053  # [  102.949720]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0faf8

 5142 10:20:38.409406  # [  102.955419] [<c137d5f4>] (show_stack) from [<c1384868>] (dump_stack+0xe0/0x100)

 5143 10:20:38.409737  # [  102.962771] [<c1384788>] (dump_stack) from [<c138bf74>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5144 10:20:38.410060  # [  102.971330]  r9:c1ad0964 r8:c15e88e4 r7:c6b37f60 r6:c6b37e34 r5:c6b36000 r4:0000078d

 5145 10:20:38.410374  # [  102.979111] [<c138be2c>] (lkdtm_STACKLEAK_ERASING) from [<c0c34dd8>] (lkdtm_do_action+0x2c/0x4c)

 5146 10:20:38.451191  # [  102.987927]  r8:c15e88e4 r7:c6b37f60 r6:00000012 r5:c5caa000 r4:00000046

 5147 10:20:38.451637  # [  102.994663] [<c0c34dac>] (lkdtm_do_action) from [<c0c352d8>] (direct_entry+0x120/0x18c)

 5148 10:20:38.451994  # [  103.002708] [<c0c351b8>] (direct_entry) from [<c07e1374>] (full_proxy_write+0x64/0x94)

 5149 10:20:38.452324  # [  103.010657]  r9:c6b37f60 r8:c5308000 r7:00000012 r6:b6e7f000 r5:c5a97400 r4:c0c351b8

 5150 10:20:38.452645  # [  103.018444] [<c07e1310>] (full_proxy_write) from [<c05991dc>] (vfs_write+0x10c/0x524)

 5151 10:20:38.494473  # [  103.026304]  r9:c07e1310 r8:c6b37f60 r7:c2815800 r6:b6e7f000 r5:c5a97400 r4:00000000

 5152 10:20:38.495019  # [  103.034080] [<c05990d0>] (vfs_write) from [<c0599770>] (ksys_write+0x74/0xec)

 5153 10:20:38.495379  # [  103.041247]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7f000 r6:c6b36000 r5:c5a97400

 5154 10:20:38.495710  # [  103.049099]  r4:c5a97400

 5155 10:20:38.496033  # [  103.051667] [<c05996fc>] (ksys_write) from [<c0599800>] (sys_write+0x18/0x1c)

 5156 10:20:38.496353  # [  103.058837]  r9:c6b36000 r8:c03002e4 r7:00000004 r6:b6fc6e00 r5:00000012 r4:00000012

 5157 10:20:38.537375  # [  103.066616] [<c05997e8>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5158 10:20:38.537951  # [  103.074207] Exception stack(0xc6b37fa8 to 0xc6b37ff0)

 5159 10:20:38.538343  # [  103.079291] 7fa0:                   00000012 00000012 00000001 b6e7f000 00000012 00000000

 5160 10:20:38.538752  # [  103.087500] 7fc0: 00000012 00000012 b6fc6e00 00000004 00000001 00000000 00020000 beb3fa64

 5161 10:20:38.539100  # [  103.095701] 7fe0: 00000004 beb3f798 b6f314cf b6eb77e6

 5162 10:20:38.539417  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5163 10:20:38.539728  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5164 10:20:38.552708  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5165 10:20:38.680396  [  103.530579] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5166 10:20:38.680874  [  103.536263] lkdtm: Calling matched prototype ...

 5167 10:20:38.680943  [  103.540971] lkdtm: Calling mismatched prototype ...

 5168 10:20:38.681007  [  103.545867] lkdtm: Fail: survived mismatched prototype function call!

 5169 10:20:38.807514  # [  103.530579] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5170 10:20:38.808107  # [  103.536263] lkdtm: Calling matched prototype ...

 5171 10:20:38.808501  # [  103.540971] lkdtm: Calling mismatched prototype ...

 5172 10:20:38.808864  # [  103.545867] lkdtm: Fail: survived mismatched prototype function call!

 5173 10:20:38.809215  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5174 10:20:38.839260  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5175 10:20:39.560424  lkdtm_PANIC_sh skip

 5176 10:20:39.561033  lkdtm_BUG_sh pass

 5177 10:20:39.561426  lkdtm_WARNING_sh pass

 5178 10:20:39.561786  lkdtm_WARNING_MESSAGE_sh pass

 5179 10:20:39.562132  lkdtm_EXCEPTION_sh fail

 5180 10:20:39.562500  lkdtm_LOOP_sh skip

 5181 10:20:39.562834  lkdtm_EXHAUST_STACK_sh skip

 5182 10:20:39.563159  lkdtm_CORRUPT_STACK_sh skip

 5183 10:20:39.563484  lkdtm_CORRUPT_STACK_STRONG_sh skip

 5184 10:20:39.563805  lkdtm_CORRUPT_LIST_ADD_sh fail

 5185 10:20:39.564125  lkdtm_CORRUPT_LIST_DEL_sh fail

 5186 10:20:39.564441  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5187 10:20:39.564753  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5188 10:20:39.565064  lkdtm_UNSET_SMEP_sh skip

 5189 10:20:39.565375  lkdtm_DOUBLE_FAULT_sh skip

 5190 10:20:39.565611  lkdtm_CORRUPT_PAC_sh skip

 5191 10:20:39.603369  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 5192 10:20:39.603809  lkdtm_OVERWRITE_ALLOCATION_sh skip

 5193 10:20:39.604156  lkdtm_WRITE_AFTER_FREE_sh skip

 5194 10:20:39.604483  lkdtm_READ_AFTER_FREE_sh fail

 5195 10:20:39.604796  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 5196 10:20:39.605100  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5197 10:20:39.605402  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5198 10:20:39.605698  lkdtm_SLAB_FREE_CROSS_sh fail

 5199 10:20:39.605990  lkdtm_SLAB_FREE_PAGE_sh fail

 5200 10:20:39.606279  lkdtm_SOFTLOCKUP_sh skip

 5201 10:20:39.606634  lkdtm_HARDLOCKUP_sh skip

 5202 10:20:39.606924  lkdtm_SPINLOCKUP_sh skip

 5203 10:20:39.607210  lkdtm_HUNG_TASK_sh skip

 5204 10:20:39.607497  lkdtm_EXEC_DATA_sh fail

 5205 10:20:39.607785  lkdtm_EXEC_STACK_sh fail

 5206 10:20:39.608070  lkdtm_EXEC_KMALLOC_sh fail

 5207 10:20:39.608353  lkdtm_EXEC_VMALLOC_sh fail

 5208 10:20:39.646534  lkdtm_EXEC_RODATA_sh fail

 5209 10:20:39.647073  lkdtm_EXEC_USERSPACE_sh fail

 5210 10:20:39.647425  lkdtm_EXEC_NULL_sh fail

 5211 10:20:39.647754  lkdtm_ACCESS_USERSPACE_sh fail

 5212 10:20:39.648068  lkdtm_ACCESS_NULL_sh fail

 5213 10:20:39.648377  lkdtm_WRITE_RO_sh fail

 5214 10:20:39.648677  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5215 10:20:39.648975  lkdtm_WRITE_KERN_sh fail

 5216 10:20:39.649268  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5217 10:20:39.649560  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5218 10:20:39.649849  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5219 10:20:39.650140  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5220 10:20:39.650447  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5221 10:20:39.650739  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5222 10:20:39.651029  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5223 10:20:39.689541  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5224 10:20:39.690082  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5225 10:20:39.690459  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5226 10:20:39.690787  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5227 10:20:39.691106  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5228 10:20:39.691415  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5229 10:20:39.691716  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5230 10:20:39.692011  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5231 10:20:39.692305  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5232 10:20:39.692593  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5233 10:20:39.692880  lkdtm_REFCOUNT_TIMING_sh skip

 5234 10:20:39.693167  lkdtm_ATOMIC_TIMING_sh skip

 5235 10:20:39.742690  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5236 10:20:39.743229  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5237 10:20:39.743583  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5238 10:20:39.743912  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5239 10:20:39.744228  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5240 10:20:39.744537  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5241 10:20:39.744839  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5242 10:20:39.745137  lkdtm_USERCOPY_KERNEL_sh fail

 5243 10:20:39.745435  lkdtm_STACKLEAK_ERASING_sh fail

 5244 10:20:39.745728  lkdtm_CFI_FORWARD_PROTO_sh fail

 5245 10:20:39.746019  + ../../utils/send-to-lava.sh ./output/result.txt

 5246 10:20:39.746321  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>

 5247 10:20:39.746981  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 5249 10:20:39.773497  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>

 5250 10:20:39.774182  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 5252 10:20:39.862557  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>

 5253 10:20:39.863391  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 5255 10:20:39.942257  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>

 5256 10:20:39.943083  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 5258 10:20:40.045006  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>

 5259 10:20:40.045956  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 5261 10:20:40.137256  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>

 5262 10:20:40.138141  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 5264 10:20:40.241887  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>

 5265 10:20:40.242727  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 5267 10:20:40.345508  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>

 5268 10:20:40.346306  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 5270 10:20:40.435357  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 5271 10:20:40.436163  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5273 10:20:40.529159  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5274 10:20:40.529959  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5276 10:20:40.625011  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5277 10:20:40.625826  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5279 10:20:40.720833  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5280 10:20:40.721627  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5282 10:20:40.816727  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5283 10:20:40.817524  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5285 10:20:40.912504  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 5286 10:20:40.913303  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5288 10:20:41.002460  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 5289 10:20:41.003254  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5291 10:20:41.095217  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 5292 10:20:41.096003  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5294 10:20:41.189198  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 5295 10:20:41.189984  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5297 10:20:41.282855  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5298 10:20:41.283642  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5300 10:20:41.375877  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5301 10:20:41.376693  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5303 10:20:41.465611  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5304 10:20:41.466419  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5306 10:20:41.555527  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5307 10:20:41.556324  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5309 10:20:41.646340  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>

 5310 10:20:41.647170  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5312 10:20:41.736183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 5313 10:20:41.736965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5315 10:20:41.824117  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 5316 10:20:41.824913  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 5318 10:20:41.915661  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 5319 10:20:41.916445  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5321 10:20:42.003213  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 5322 10:20:42.003470  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5324 10:20:42.088030  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 5325 10:20:42.088284  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5327 10:20:42.172893  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5328 10:20:42.173145  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5330 10:20:42.252729  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 5331 10:20:42.252994  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5333 10:20:42.337686  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5334 10:20:42.337940  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5336 10:20:42.417438  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5337 10:20:42.417712  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5339 10:20:42.502383  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5340 10:20:42.502646  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5342 10:20:42.582182  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5343 10:20:42.582427  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5345 10:20:42.662013  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 5346 10:20:42.662301  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5348 10:20:42.747830  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 5349 10:20:42.748084  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5351 10:20:42.827763  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 5352 10:20:42.828019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5354 10:20:42.907581  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 5355 10:20:42.907835  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5357 10:20:42.994448  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5358 10:20:42.994698  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5360 10:20:43.079326  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5361 10:20:43.079577  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5363 10:20:43.166204  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5364 10:20:43.166467  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5366 10:20:43.253000  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5367 10:20:43.253247  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5369 10:20:43.340019  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5370 10:20:43.340424  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5372 10:20:43.434752  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5373 10:20:43.435078  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5375 10:20:43.524218  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5376 10:20:43.525070  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5378 10:20:43.626898  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5379 10:20:43.627696  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5381 10:20:43.720836  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5382 10:20:43.721697  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5384 10:20:43.816604  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5385 10:20:43.817407  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5387 10:20:43.921523  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5388 10:20:43.922351  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5390 10:20:44.022379  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5391 10:20:44.023267  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5393 10:20:44.117120  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5394 10:20:44.117965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5396 10:20:44.213041  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5397 10:20:44.213857  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5399 10:20:44.307787  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5400 10:20:44.308628  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5402 10:20:44.401776  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5403 10:20:44.402579  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5405 10:20:44.493468  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5406 10:20:44.494255  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5408 10:20:44.586498  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5409 10:20:44.587294  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5411 10:20:44.680277  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5412 10:20:44.681080  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5414 10:20:44.772891  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5415 10:20:44.773669  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5417 10:20:44.863716  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5418 10:20:44.864503  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5420 10:20:44.955714  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5421 10:20:44.956551  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5423 10:20:45.050690  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5424 10:20:45.051484  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5426 10:20:45.145289  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5427 10:20:45.146086  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5429 10:20:45.241232  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5430 10:20:45.242096  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5432 10:20:45.334951  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5433 10:20:45.335762  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5435 10:20:45.426962  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5436 10:20:45.427815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5438 10:20:45.520026  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5439 10:20:45.520874  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5441 10:20:45.624600  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5442 10:20:45.625404  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5444 10:20:45.720402  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 5445 10:20:45.721203  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5447 10:20:45.816158  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 5448 10:20:45.816962  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5450 10:20:45.912076  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5451 10:20:45.912885  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5453 10:20:46.007805  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5454 10:20:46.008595  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5456 10:20:46.103646  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5457 10:20:46.104446  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5459 10:20:46.204625  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5460 10:20:46.205433  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5462 10:20:46.299273  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5463 10:20:46.300068  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5465 10:20:46.395184  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5466 10:20:46.395979  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5468 10:20:46.489971  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5469 10:20:46.490772  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5471 10:20:46.581767  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5472 10:20:46.582547  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5474 10:20:46.661495  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5475 10:20:46.662181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5477 10:20:46.760787  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5478 10:20:46.761338  + set +x

 5479 10:20:46.761695  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 9097449_1.6.2.4.5>

 5480 10:20:46.762026  <LAVA_TEST_RUNNER EXIT>

 5481 10:20:46.762589  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5483 10:20:46.763597  Received signal: <ENDRUN> 1_kselftest-lkdtm 9097449_1.6.2.4.5
 5484 10:20:46.763956  Ending use of test pattern.
 5485 10:20:46.764273  Ending test lava.1_kselftest-lkdtm (9097449_1.6.2.4.5), duration 62.11
 5487 10:20:46.765376  ok: lava_test_shell seems to have completed
 5488 10:20:46.767840  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm_ACCESS_NULL_sh: fail
lkdtm_ACCESS_USERSPACE_sh: fail
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: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
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: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
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: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
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: skip
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: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: fail
lkdtm_WRITE_RO_AFTER_INIT_sh: fail
lkdtm_WRITE_RO_sh: fail
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 5489 10:20:46.767959  end: 3.1 lava-test-shell (duration 00:01:04) [common]
 5490 10:20:46.768044  end: 3 lava-test-retry (duration 00:01:04) [common]
 5491 10:20:46.768132  start: 4 finalize (timeout 00:06:43) [common]
 5492 10:20:46.768222  start: 4.1 power-off (timeout 00:00:30) [common]
 5493 10:20:46.768354  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=2' '--command=off'
 5494 10:20:46.807153  >> Command sent successfully.

 5495 10:20:46.809719  Returned 0 in 0 seconds
 5496 10:20:46.910916  end: 4.1 power-off (duration 00:00:00) [common]
 5498 10:20:46.912315  start: 4.2 read-feedback (timeout 00:06:43) [common]
 5499 10:20:46.913394  Listened to connection for namespace 'common' for up to 1s
 5500 10:20:47.918248  Finalising connection for namespace 'common'
 5501 10:20:47.918940  Disconnecting from shell: Finalise
 5502 10:20:47.919325  / # 
 5503 10:20:48.020960  end: 4.2 read-feedback (duration 00:00:01) [common]
 5504 10:20:48.021676  end: 4 finalize (duration 00:00:01) [common]
 5505 10:20:48.022311  Cleaning after the job
 5506 10:20:48.022888  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/ramdisk
 5507 10:20:48.026214  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/kernel
 5508 10:20:48.026999  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/dtb
 5509 10:20:48.027107  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/nfsrootfs
 5510 10:20:48.057862  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/9097449/tftp-deploy-mpcdijvh/modules
 5511 10:20:48.059850  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/9097449
 5512 10:20:48.233112  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/9097449
 5513 10:20:48.233290  Job finished correctly